/* ============================================================
   Teledyne LeCroy — Interactive Product Guide
   style.css — Premium Dark Design System
   Inspired by h8d.net aesthetic, adapted for LeCroy blue brand
   ============================================================ */

/* ============================================================
   1. FONT FACE DECLARATIONS
   ============================================================ */

@font-face {
  font-family: 'Roboto';
  src: url('../assets/fonts/Roboto-Light.woff2') format('woff2'),
       url('../assets/fonts/Roboto-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Roboto';
  src: url('../assets/fonts/Roboto-Regular.woff2') format('woff2'),
       url('../assets/fonts/Roboto-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Roboto';
  src: url('../assets/fonts/Roboto-Medium.woff2') format('woff2'),
       url('../assets/fonts/Roboto-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Roboto';
  src: url('../assets/fonts/Roboto-Bold.woff2') format('woff2'),
       url('../assets/fonts/Roboto-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   2. CSS CUSTOM PROPERTIES
   ============================================================ */

:root {
  /* Core -- dark premium */
  --clr-bg: #0a0f1a;
  --clr-bg-alt: #111827;
  --clr-bg-card: #1a2332;
  --clr-surface: #1e293b;
  --clr-border: rgba(0,118,192,0.12);
  --clr-border-hover: rgba(0,118,192,0.25);

  /* Text */
  --clr-text: #e8edf5;
  --clr-text-dim: #94a3b8;
  --clr-text-muted: #64748b;

  /* LeCroy brand spectrum */
  --clr-accent: #0076C0;
  --clr-accent-2: #5CC151;
  --clr-accent-3: #F47920;
  --clr-accent-4: #FDB913;

  /* Semantic */
  --clr-success: #5CC151;
  --clr-success-bg: rgba(92,193,81,0.1);
  --clr-warning: #FDB913;
  --clr-warning-bg: rgba(253,185,19,0.1);
  --clr-error: #e03c31;
  --clr-error-bg: rgba(224,60,49,0.1);
  --clr-info: #0076C0;
  --clr-info-bg: rgba(0,118,192,0.1);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #0076C0, #00a3e0);
  --gradient-text: linear-gradient(135deg, #0076C0 0%, #00a3e0 40%, #5CC151 100%);
  --gradient-warm: linear-gradient(135deg, #F47920, #FDB913);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  --gradient-mesh: radial-gradient(ellipse at 20% 50%, rgba(0,118,192,0.15), transparent 50%),
                   radial-gradient(ellipse at 80% 20%, rgba(92,193,81,0.08), transparent 50%),
                   radial-gradient(ellipse at 60% 80%, rgba(244,121,32,0.06), transparent 50%);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(0,118,192,0.2);
  --shadow-glow-green: 0 0 40px rgba(92,193,81,0.15);
  --shadow-glow-orange: 0 0 40px rgba(244,121,32,0.15);

  /* Typography */
  --font-display: 'Roboto', system-ui, sans-serif;
  --font-body: 'Roboto', system-ui, sans-serif;
  --font-mono: 'Courier New', monospace;

  /* Spacing */
  --space-xs: .5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 10rem;
  --max-w: 1280px;
  --nav-h: 72px;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Easing -- springs */
  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-spring: cubic-bezier(.34,1.56,.64,1);
  --dur-fast: .2s;
  --dur-norm: .4s;
  --dur-slow: .8s;

  /* Z-index scale */
  --z-base: 0;
  --z-raised: 10;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;
  --z-chatbot: 600;

  /* Layout */
  --basket-width: 400px;
}

/* ============================================================
   3. CSS RESET
   ============================================================ */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  tab-size: 4;
}

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

fieldset {
  border: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

p,
h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

/* ============================================================
   4. TYPOGRAPHY
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--clr-text);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  color: var(--clr-text-dim);
  line-height: 1.7;
}

.label {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-accent);
}

small {
  font-size: .85rem;
}

strong, b {
  font-weight: 700;
}

em, i {
  font-style: italic;
}

code, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: rgba(0,118,192,0.1);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.4em;
  color: #00a3e0;
}

pre {
  font-family: var(--font-mono);
  font-size: .85rem;
  background: #050a12;
  color: #e8edf5;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  overflow-x: auto;
  line-height: 1.7;
  border: 1px solid var(--clr-border);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* ============================================================
   5. UTILITIES
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.glass {
  background: var(--gradient-glass);
  backdrop-filter: blur(12px) saturate(1.4);
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  border: 1px solid rgba(255,255,255,0.08);
}

.glass-blue {
  background: rgba(0,118,192,0.06);
  backdrop-filter: blur(12px) saturate(1.4);
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  border: 1px solid rgba(0,118,192,0.12);
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-balance {
  text-wrap: balance;
}

/* Text color utilities */
.text-primary   { color: var(--clr-accent); }
.text-green     { color: var(--clr-accent-2); }
.text-orange    { color: var(--clr-accent-3); }
.text-yellow    { color: var(--clr-accent-4); }
.text-muted     { color: var(--clr-text-muted); }
.text-dim       { color: var(--clr-text-dim); }
.text-success   { color: var(--clr-success); }
.text-warning   { color: var(--clr-warning); }
.text-error     { color: var(--clr-error); }

.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-right   { text-align: right; }

.font-light   { font-weight: 300; }
.font-regular { font-weight: 400; }
.font-medium  { font-weight: 500; }
.font-bold    { font-weight: 700; }

/* Layout utilities */
.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.flex-wrap   { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end   { align-items: flex-end; }
.justify-start  { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end    { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: .25rem; }
.gap-2 { gap: .5rem; }
.gap-3 { gap: .75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.flex-1 { flex: 1; }
.flex-none { flex: none; }
.flex-shrink-0 { flex-shrink: 0; }

.block        { display: block; }
.inline       { display: inline; }
.inline-block { display: inline-block; }
.hidden       { display: none; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed; }
.sticky   { position: sticky; }

.mx-auto { margin-inline: auto; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

/* Noscript fallback */
noscript .reveal,
noscript .reveal-left,
noscript .reveal-right,
noscript .reveal-scale,
noscript .reveal-blur {
  opacity: 1;
  transform: none;
}

/* ============================================================
   6. SCROLL REVEAL ANIMATIONS
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(.9);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

.reveal-blur {
  opacity: 0;
  filter: blur(8px);
  transform: translateY(20px);
  transition: opacity .8s var(--ease-out), filter .8s var(--ease-out), transform .8s var(--ease-out);
}
.reveal-blur.visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

.stagger-1 { transition-delay: .1s; }
.stagger-2 { transition-delay: .2s; }
.stagger-3 { transition-delay: .3s; }
.stagger-4 { transition-delay: .4s; }
.stagger-5 { transition-delay: .5s; }
.stagger-6 { transition-delay: .6s; }

/* ============================================================
   7. SCROLL PROGRESS BAR
   ============================================================ */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  z-index: 9999;
  transition: width .1s linear;
  box-shadow: 0 0 10px rgba(0,118,192,0.5);
}

/* ============================================================
   8. BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
  white-space: nowrap;
  line-height: 1.4;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--dur-norm);
  pointer-events: none;
}

/* Primary button -- gradient blue with glow */
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,118,192,0.30);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,118,192,0.45), 0 0 20px rgba(0,118,192,0.2);
}
.btn-primary::before {
  background: linear-gradient(135deg, rgba(255,255,255,.2), transparent);
}
.btn-primary:hover::before {
  opacity: 1;
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 12px rgba(0,118,192,0.30);
}
.btn-primary::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(0,163,224,0.6);
  top: 50%;
  left: 50%;
  opacity: 0;
  transition: none;
}
.btn-primary:hover::after {
  animation: btn-pulse-burst 0.6s ease-out forwards;
}

@keyframes btn-pulse-burst {
  0% { opacity: 1; transform: translate(-50%,-50%) scale(1); box-shadow: 0 0 0 0 rgba(0,118,192,0.3); }
  100% { opacity: 0; transform: translate(-50%,-50%) scale(1); box-shadow: 0 0 0 20px rgba(0,118,192,0); }
}

/* Secondary button -- outline glass */
.btn-secondary {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid var(--clr-border-hover);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
  background: rgba(0,118,192,0.05);
}
.btn-secondary:active {
  transform: translateY(0);
}

/* Outline button */
.btn-outline {
  background: transparent;
  color: var(--clr-accent);
  border: 1px solid var(--clr-accent);
}
.btn-outline:hover {
  background: rgba(0,118,192,0.1);
  box-shadow: 0 0 20px rgba(0,118,192,0.15);
  transform: translateY(-2px);
}
.btn-outline:active {
  transform: translateY(0);
}

/* Ghost button -- text only */
.btn-ghost {
  background: transparent;
  color: var(--clr-accent);
  padding: .5rem 0;
}
.btn-ghost:hover {
  opacity: .8;
}
.btn-ghost .arrow {
  transition: transform var(--dur-fast) var(--ease-out);
}
.btn-ghost:hover .arrow {
  transform: translateX(4px);
}

/* Disabled state for all buttons */
.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================================
   9. CARDS
   ============================================================ */

.card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(0,118,192,0.04), transparent);
  opacity: 0;
  transition: opacity var(--dur-norm);
  pointer-events: none;
}

.card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 20px rgba(0,118,192,0.08);
}

.card:hover::before {
  opacity: 1;
}

.card-elevated {
  background: var(--clr-surface);
  box-shadow: var(--shadow-md);
}

.card-elevated:hover {
  box-shadow: var(--shadow-lg), 0 0 30px rgba(0,118,192,0.1);
}

/* ============================================================
   10. BADGES & CHIPS
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .25rem .75rem;
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .02em;
  white-space: nowrap;
}

.badge-primary {
  background: rgba(0,118,192,0.15);
  color: #00a3e0;
  border: 1px solid rgba(0,118,192,0.2);
}

.badge-green {
  background: rgba(92,193,81,0.15);
  color: #5CC151;
  border: 1px solid rgba(92,193,81,0.2);
}

.badge-orange {
  background: rgba(244,121,32,0.15);
  color: #F47920;
  border: 1px solid rgba(244,121,32,0.2);
}

.badge-yellow {
  background: rgba(253,185,19,0.15);
  color: #FDB913;
  border: 1px solid rgba(253,185,19,0.2);
}

.badge-red {
  background: rgba(224,60,49,0.15);
  color: #e03c31;
  border: 1px solid rgba(224,60,49,0.2);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .4rem 1rem;
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 500;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}

.chip:hover {
  border-color: var(--clr-border-hover);
  color: var(--clr-text);
  background: var(--clr-bg-card);
}

.chip.active,
.chip[aria-pressed="true"] {
  background: rgba(0,118,192,0.12);
  border-color: var(--clr-accent);
  color: #00a3e0;
  box-shadow: 0 0 16px rgba(0,118,192,0.15);
}

/* Category badge (for app tiles) */
.category-badge {
  display: inline-flex;
  align-items: center;
  padding: .2rem .65rem;
  border-radius: var(--radius-full);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: rgba(0,118,192,0.12);
  color: #00a3e0;
  border: 1px solid rgba(0,118,192,0.15);
}

/* ============================================================
   11. NAVIGATION
   ============================================================ */

.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0 var(--space-md);
  transition: all var(--dur-norm) var(--ease-out);
  background: transparent;
}

.nav-bar .nav-inner {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  gap: var(--space-sm);
}

.nav-bar.scrolled {
  background: rgba(10,15,26,0.88);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm), 0 0 30px rgba(0,118,192,0.05);
}

/* Logo */
.nav-logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: .5rem;
  z-index: 1001;
  flex-shrink: 0;
  cursor: pointer;
  margin-right: var(--space-lg);
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  letter-spacing: 0.02em;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex: 1;
  justify-content: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem .85rem;
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur-fast), background-color var(--dur-fast);
  position: relative;
}

.nav-link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity var(--dur-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 1.2rem;
  right: 1.2rem;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform var(--dur-norm) var(--ease-out);
  transform-origin: left;
}

.nav-link:hover {
  color: var(--clr-text);
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-link:hover svg {
  opacity: 1;
}

.nav-link.active {
  color: var(--clr-accent);
  font-weight: 600;
}

.nav-link.active svg {
  opacity: 1;
}

.nav-link.active::after {
  transform: scaleX(1);
  background: var(--gradient-primary);
}

/* Nav action buttons */
.nav-actions,
.nav-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
  padding-left: 3rem;
  flex-shrink: 0;
}

.nav-action-btn {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-dim);
  transition: all var(--dur-fast) var(--ease-out);
}

.nav-action-btn svg {
  width: 24px;
  height: 24px;
}

.basket-toggle svg {
  width: 28px;
  height: 28px;
}

.nav-action-btn:hover {
  background: rgba(0,118,192,0.1);
  color: var(--clr-accent);
  box-shadow: 0 0 16px rgba(0,118,192,0.12);
}

/* Basket badge */
.basket-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 20px;
  height: 20px;
  padding: 0 4px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: #fff;
  font-size: .7rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,118,192,0.3);
  transition: transform var(--dur-fast) var(--ease-spring);
}

.basket-badge:empty,
.basket-badge[data-count="0"] {
  display: none;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  color: var(--clr-text-dim);
  transition: all var(--dur-fast);
  z-index: 1001;
}

.nav-hamburger svg {
  width: 24px;
  height: 24px;
}

.nav-hamburger:hover {
  background: rgba(0,118,192,0.1);
  color: var(--clr-accent);
}

/* Mobile menu */
.nav-mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,15,26,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-norm) var(--ease-out);
}

.nav-mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile-link {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--clr-text-dim);
  transition: color var(--dur-fast);
}

.nav-mobile-link:hover {
  color: var(--clr-accent);
}

/* ============================================================
   12. SEARCH OVERLAY
   ============================================================ */

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(10,15,26,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-norm) var(--ease-out);
}

.search-overlay[hidden] {
  display: none;
}

.search-overlay:not([hidden]) {
  opacity: 1;
  pointer-events: all;
}

.search-container {
  width: 100%;
  max-width: 640px;
  padding: 0 var(--space-md);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-hover);
  border-radius: var(--radius-lg);
  padding: .75rem 1.25rem;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transition: border-color var(--dur-fast);
}

.search-input-wrap:focus-within {
  border-color: var(--clr-accent);
}

.search-input-wrap svg {
  width: 20px;
  height: 20px;
  color: var(--clr-text-muted);
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: 1.1rem;
  color: var(--clr-text);
}

.search-input::placeholder {
  color: var(--clr-text-muted);
}

.search-close-btn {
  color: var(--clr-text-muted);
  transition: color var(--dur-fast);
}

.search-close-btn:hover {
  color: var(--clr-text);
}

.search-close-btn svg {
  width: 20px;
  height: 20px;
}

.search-results {
  margin-top: var(--space-sm);
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.search-results li {
  padding: .75rem 1rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--dur-fast);
  color: var(--clr-text-dim);
  font-size: .95rem;
}

.search-results li:hover {
  background: rgba(0,118,192,0.1);
  color: var(--clr-text);
}

/* ============================================================
   13. SECTION SYSTEM
   ============================================================ */

.main-content {
  padding-top: var(--nav-h);
}

.section {
  display: block;
  position: relative;
  padding: var(--space-xl) 0;
  min-height: auto;
}

.section-alt {
  background: var(--clr-bg-card);
}

.section-dark {
  background: var(--clr-bg);
}

.section-scene {
  background: var(--clr-surface);
}

@keyframes sectionFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Section headers */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
  padding: var(--space-2xl) var(--space-md) 0;
}

.section-header .label {
  margin-bottom: var(--space-sm);
  display: block;
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p,
.section-sub {
  font-size: 1.05rem;
  color: var(--clr-text-dim);
  max-width: 640px;
  margin: 0 auto;
}

/* ============================================================
   14. HERO / HOME SECTION
   ============================================================ */

.hero-area {
  min-height: calc(100vh - var(--nav-h));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-2xl) var(--space-md);
  overflow: hidden;
  background: var(--gradient-mesh), var(--clr-bg);
}

/* Glow orbs background */
.hero-area::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(0,118,192,0.12);
  filter: blur(120px);
  top: -10%;
  right: 5%;
  animation: orbFloat 12s ease-in-out infinite alternate;
  pointer-events: none;
}

.hero-area::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(92,193,81,0.08);
  filter: blur(120px);
  bottom: 5%;
  left: -5%;
  animation: orbFloat 12s ease-in-out infinite alternate-reverse;
  pointer-events: none;
}

@keyframes orbFloat {
  0% { transform: translate(0,0) scale(1); }
  100% { transform: translate(30px,-40px) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  max-width: var(--max-w);
  width: 100%;
}

/* Hero text side */
.hero-content > div:first-child {
  flex: 1;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--space-md);
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1.2rem;
  border-radius: var(--radius-full);
  background: rgba(0,118,192,0.08);
  border: 1px solid rgba(0,118,192,0.18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero-eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-accent);
  animation: pulse 2s ease-in-out infinite;
  position: relative;
}

.hero-heading {
  margin-bottom: var(--space-md);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 100%;
  animation: shimmer 4s ease-in-out infinite;
}

.hero-subtext {
  font-size: clamp(1rem, 2vw, 1.15rem);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Hero visual -- scope SVG */
.hero-visual {
  flex-shrink: 0;
  width: 420px;
  position: relative;
}

.hero-scope-svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.5)) drop-shadow(0 0 30px rgba(0,118,192,0.15));
  animation: heroScopeBob 6s ease-in-out infinite;
}

@keyframes heroScopeBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Hero particles */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,118,192,0.6), rgba(0,163,224,0.3), transparent);
  animation: particleRise linear infinite;
  opacity: 0;
  box-shadow: 0 0 6px rgba(0,118,192,0.4);
}

.particle:nth-child(1) { width: 4px; height: 4px; left: 10%; animation-duration: 8s; animation-delay: 0s; }
.particle:nth-child(2) { width: 3px; height: 3px; left: 20%; animation-duration: 10s; animation-delay: 1s; }
.particle:nth-child(3) { width: 5px; height: 5px; left: 35%; animation-duration: 7s; animation-delay: 2s; }
.particle:nth-child(4) { width: 3px; height: 3px; left: 50%; animation-duration: 9s; animation-delay: 0.5s; }
.particle:nth-child(5) { width: 4px; height: 4px; left: 65%; animation-duration: 11s; animation-delay: 3s; }
.particle:nth-child(6) { width: 2px; height: 2px; left: 75%; animation-duration: 8s; animation-delay: 1.5s; }
.particle:nth-child(7) { width: 3px; height: 3px; left: 85%; animation-duration: 10s; animation-delay: 4s; }
.particle:nth-child(8) { width: 4px; height: 4px; left: 45%; animation-duration: 9s; animation-delay: 2.5s; }
.particle:nth-child(9) { width: 2px; height: 2px; left: 15%; animation-duration: 12s; animation-delay: 5s; }
.particle:nth-child(10) { width: 3px; height: 3px; left: 90%; animation-duration: 7.5s; animation-delay: 1.8s; }
.particle:nth-child(11) { width: 2px; height: 2px; left: 55%; animation-duration: 13s; animation-delay: 6s; }
.particle:nth-child(12) { width: 4px; height: 4px; left: 30%; animation-duration: 8.5s; animation-delay: 3.5s; }

@keyframes particleRise {
  0% { bottom: -5%; opacity: 0; transform: translateX(0) scale(0.5); }
  10% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.2; }
  100% { bottom: 110%; opacity: 0; transform: translateX(var(--particle-drift, 30px)) scale(0.2); }
}

.particle:nth-child(odd)  { --particle-drift: 40px; }
.particle:nth-child(even) { --particle-drift: -35px; }
.particle:nth-child(3n)   { --particle-drift: 60px; }
.particle:nth-child(4n)   { --particle-drift: -55px; }

/* ============================================================
   15. HOME APPLICATION SECTION
   ============================================================ */

.home-apps-section {
  padding: var(--space-2xl) var(--space-md) var(--space-3xl);
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
}

.home-apps-heading {
  margin-bottom: var(--space-sm);
}

.home-apps-sub {
  font-size: 1.05rem;
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero section (new layout) */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-mesh), var(--clr-bg);
  padding: var(--space-2xl) var(--space-md);
}

.hero .hero-content {
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-accent);
  margin-bottom: 1rem;
  background: none;
  border: none;
  backdrop-filter: none;
  padding: 0;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-accent);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero .hero-content h1 {
  max-width: 700px;
}

.hero-sub {
  max-width: 600px;
  font-size: 1.1rem;
  line-height: 1.8;
  margin-top: 1rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.hero-mascot {
  position: absolute;
  top: 5rem;
  right: 6rem;
  bottom: auto;
  z-index: 1;
}

.hero-tely-img {
  width: 180px;
  height: auto;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,0.4));
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ============================================================
   16. APPLICATION TILES GRID
   ============================================================ */

.app-tiles-grid,
.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.app-tile {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  cursor: pointer;
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
  text-align: left;
  border-top: 3px solid var(--app-color, var(--clr-border));
  animation: tileAppear 0.5s var(--ease-out) both;
  animation-delay: var(--tile-delay, 0s);
}

@keyframes tileAppear {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.app-tile::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(0,118,192,0.05), transparent);
  opacity: 0;
  transition: opacity var(--dur-norm);
  pointer-events: none;
}

.app-tile:hover {
  transform: translateY(-6px);
  border-color: var(--clr-border-hover);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px rgba(0,118,192,0.08);
}

.app-tile:hover::before {
  opacity: 1;
}

.app-tile .app-tile-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: rgba(0,118,192,0.1);
  color: var(--clr-accent);
  transition: transform var(--dur-norm) var(--ease-spring), box-shadow var(--dur-norm);
}

.app-tile .app-tile-icon svg {
  width: 24px;
  height: 24px;
}

.app-tile:hover .app-tile-icon {
  transform: scale(1.1);
  box-shadow: 0 0 20px rgba(0,118,192,0.2);
}

.app-tile .app-tile-name,
.app-tile .app-tile-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--clr-text);
  margin: 0;
}

.app-tile .app-tile-desc,
.app-tile .app-tile-body p {
  font-size: .85rem;
  color: var(--clr-text-dim);
  line-height: 1.5;
  margin: 0;
}

.app-tile .app-tile-category {
  font-size: .75rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.app-tile .app-tile-body {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  flex: 1;
}

.app-tile .app-tile-arrow {
  color: var(--clr-accent);
  font-size: 1.2rem;
  opacity: 0;
  transition: opacity var(--dur-fast), transform var(--dur-fast);
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
}

.app-tile:hover .app-tile-arrow {
  opacity: 1;
  transform: translateX(4px);
}

.app-tile {
  text-decoration: none;
}

.app-tile .category-badge {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
}

/* Dynamic app color on hover -- set via data-color or JS inline style */
.app-tile[style*="--app-color"]:hover {
  border-top-color: var(--app-color);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px color-mix(in srgb, var(--app-color) 20%, transparent);
}

/* --- App tile multi-select checkbox --- */
.app-tile-checkbox {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--clr-border-hover);
  background: rgba(0,0,0,0.35);
  color: var(--clr-text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  z-index: 2;
  transition: all var(--dur-fast) var(--ease-out);
  opacity: 0;
}

.app-tile:hover .app-tile-checkbox,
.app-tile-selected .app-tile-checkbox {
  opacity: 1;
}

.app-tile-checkbox:hover {
  border-color: var(--clr-accent);
  background: rgba(0,118,192,0.15);
  color: var(--clr-accent);
  transform: scale(1.1);
}

.app-tile-checkbox .app-tile-cb-icon-add {
  width: 14px;
  height: 14px;
}
.app-tile-checkbox .app-tile-cb-icon-check {
  width: 14px;
  height: 14px;
  display: none;
}

/* Selected state */
.app-tile-selected .app-tile-checkbox {
  border-color: var(--clr-accent);
  background: var(--clr-accent);
  color: #fff;
}
.app-tile-selected .app-tile-checkbox .app-tile-cb-icon-add {
  display: none;
}
.app-tile-selected .app-tile-checkbox .app-tile-cb-icon-check {
  display: block;
}

.app-tile.app-tile-selected {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 1px var(--clr-accent), 0 0 20px rgba(0,118,192,0.12);
}
.app-tile.app-tile-selected::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(0,118,192,0.04);
  pointer-events: none;
}

/* ============================================================
   16b. MULTI-APP SELECTION PANEL
   ============================================================ */

.multi-app-panel {
  margin-top: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  background: var(--clr-bg-card);
  animation: tileAppear 0.3s var(--ease-out) both;
}

.multi-app-panel-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  flex-wrap: wrap;
}

.multi-app-panel-header h4 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text);
  white-space: nowrap;
}

.multi-app-count {
  font-size: .82rem;
  color: var(--clr-text-muted);
  flex: 1;
}

.multi-app-clear-btn {
  font-size: .78rem;
}

.multi-app-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.multi-app-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--radius-md);
  background: rgba(0,118,192,0.08);
  border: 1px solid var(--app-color, var(--clr-border));
  border-left: 3px solid var(--app-color, var(--clr-accent));
  font-size: .85rem;
  color: var(--clr-text);
  transition: background var(--dur-fast);
}

.multi-app-tag:hover {
  background: rgba(0,118,192,0.14);
}

.multi-app-tag-name {
  font-weight: 500;
  white-space: nowrap;
}

.multi-app-version-select {
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--clr-border);
  background: var(--clr-bg);
  color: var(--clr-text);
  font-size: .78rem;
  font-family: inherit;
  cursor: pointer;
  max-width: 200px;
  transition: border-color var(--dur-fast);
}
.multi-app-version-select:focus {
  outline: none;
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 2px rgba(0,118,192,0.2);
}

/* Single-app version/generation dropdown */
.app-version-select-wrap {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1rem;
  margin: .75rem 0;
  background: rgba(0,118,192,0.06);
  border: 1px solid rgba(0,118,192,0.15);
  border-radius: var(--radius-md);
}

.app-version-label {
  font-size: .88rem;
  font-weight: 600;
  color: var(--clr-text);
  white-space: nowrap;
}

.app-version-select {
  padding: .4rem .75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text);
  font-size: .88rem;
  font-family: inherit;
  cursor: pointer;
  outline: none;
  min-width: 180px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%234dd0e1'%3E%3Cpath d='M5 7L1 3h8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}

.app-version-select:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(0,118,192,0.15);
}

.app-version-select option {
  background: #0f1628;
  color: var(--clr-text);
}

.multi-app-tag-remove {
  background: none;
  border: none;
  color: var(--clr-text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  padding: 0 2px;
  transition: color var(--dur-fast);
}
.multi-app-tag-remove:hover {
  color: #e74c3c;
}

.multi-app-actions {
  display: flex;
  gap: var(--space-sm);
}

.multi-app-combine-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.multi-app-combine-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* BW note inside merged results */
.multi-app-bw-note {
  font-size: .82rem;
  color: var(--clr-accent);
  padding: 6px 10px;
  background: rgba(0,118,192,0.06);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--clr-accent);
  margin: 0 0 var(--space-xs);
  grid-column: 1 / -1;
}

/* Probe quantity badge */
.probe-chip-qty {
  font-size: .75rem;
  color: var(--clr-accent);
  font-weight: 600;
}

/* Combined category badge */
.category-badge--combined {
  background: rgba(0,118,192,0.12);
  color: var(--clr-accent);
}

/* ============================================================
   17. APPLICATION DETAIL PANEL
   ============================================================ */

.app-detail-panel {
  padding: var(--space-xl) var(--space-md);
  max-width: var(--max-w);
  margin: 0 auto;
}

.app-detail-empty {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--clr-text-muted);
}

.app-detail-empty svg {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-sm);
  opacity: .4;
}

.app-detail-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.app-detail-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.app-detail-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(0,118,192,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.app-detail-icon svg {
  width: 28px;
  height: 28px;
  color: var(--clr-accent);
}

.app-detail-meta {
  flex: 1;
}

.app-detail-name {
  margin-bottom: .25rem;
}

.app-detail-desc {
  font-size: .95rem;
  margin-bottom: .5rem;
}

.app-detail-products,
.app-detail-probes,
.app-detail-software {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.app-detail-products-heading,
.app-detail-probes-heading,
.app-detail-sw-heading {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-text);
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--clr-border);
}

.app-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

/* Product card in app detail */
.app-product-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  cursor: pointer;
  transition: all var(--dur-norm) var(--ease-out);
}

.app-product-card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), 0 0 16px rgba(0,118,192,0.08);
}

/* Probe and software chip lists */
.app-probes-list,
.app-sw-list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.app-detail-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding-top: var(--space-sm);
}

/* ============================================================
   18. SCENE VIEWER
   ============================================================ */

.scene-viewer {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Scene tabs */
.scene-tabs {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
  padding: .25rem;
  background: var(--clr-bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
}

.scene-tab {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  transition: all var(--dur-norm) var(--ease-out);
  border: none;
  background: none;
  cursor: pointer;
}

.scene-tab svg {
  width: 18px;
  height: 18px;
}

.scene-tab:hover {
  color: var(--clr-text);
  background: rgba(0,118,192,0.05);
}

.scene-tab.active {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,118,192,0.25);
}

/* Scene canvas */
.scene-canvas-wrap {
  position: relative;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* Scene layout — canvas + companion side-by-side */
.scene-layout {
  display: flex;
  gap: 0;
  min-height: 400px;
}

.scene-canvas-col {
  flex: 1 1 65%;
  position: relative;
  min-width: 0;
}

.scene-companion {
  flex: 0 0 280px;
  border-left: 1px solid var(--clr-border);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  background: rgba(0,0,0,0.15);
  backdrop-filter: blur(8px);
  overflow-y: auto;
  max-height: 600px;
}

.scene-companion-title {
  font-size: .9rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--clr-border);
}

.scene-companion-apps {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.scene-companion-app {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .6rem .75rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all 180ms ease;
  font-family: inherit;
  font-size: .88rem;
  text-align: left;
  width: 100%;
}

.scene-companion-app:hover {
  background: rgba(0,118,192,0.08);
  border-color: rgba(0,118,192,0.3);
  color: var(--clr-text);
}

.scene-companion-app.active {
  background: rgba(0,118,192,0.12);
  border-color: rgba(0,163,224,0.5);
  color: #4dd0e1;
  box-shadow: 0 0 12px rgba(0,118,192,0.15);
}

.scene-companion-app svg,
.scene-companion-app i {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .scene-layout {
    flex-direction: column;
  }
  .scene-companion {
    flex: none;
    border-left: none;
    border-top: 1px solid var(--clr-border);
    max-height: none;
  }
  .scene-companion-apps {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .scene-companion-app {
    flex: 0 0 auto;
  }
}

.scene-canvas-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(0,118,192,0.03) 39px, rgba(0,118,192,0.03) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(0,118,192,0.03) 39px, rgba(0,118,192,0.03) 40px);
  pointer-events: none;
  z-index: 0;
  border-radius: inherit;
}

.scene-breadcrumb {
  padding: var(--space-sm) var(--space-md);
  font-size: .85rem;
  color: var(--clr-text-muted);
  border-bottom: 1px solid var(--clr-border);
  position: relative;
  z-index: 1;
}

.breadcrumb-root {
  color: var(--clr-text-dim);
}

.scene-reset-btn {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  z-index: 10;
  display: none;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1rem;
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 600;
  color: #fff;
  background: var(--clr-accent);
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0,118,192,0.4);
  transition: all var(--dur-fast);
}

.scene-reset-btn svg {
  width: 14px;
  height: 14px;
}

.scene-reset-btn:hover {
  background: var(--clr-accent-hover, #0068aa);
  box-shadow: 0 4px 16px rgba(0,118,192,0.5);
  transform: translateY(-1px);
}

.scene-canvas-wrap.scene-zoomed .scene-reset-btn {
  display: inline-flex;
}

.scene-canvas {
  min-height: 400px;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.scene-canvas svg {
  max-width: 100%;
}

/* PNG scene image */
.scene-canvas .scene-img-container {
  position: relative;
  width: 100%;
  max-width: 900px;
}

.scene-canvas .scene-img-container img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

/* Neon hotspot overlays on PNG scenes */
.scene-hotspot {
  position: absolute;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 2;
}

.scene-hotspot::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid transparent;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.scene-hotspot .hotspot-label {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: .25rem .6rem;
  font-size: .7rem;
  font-weight: 600;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  color: #fff;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  transform: translateX(-50%) translateY(4px);
  pointer-events: none;
  z-index: 5;
}

.scene-hotspot:hover .hotspot-label,
.scene-hotspot.hotspot-active .hotspot-label {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}

/* TODO: redesign hotspot system */

/* Neon color variants — commented out for Phase 1C redesign
.scene-hotspot--cyan {
  border-color: rgba(0, 200, 255, 0.5);
  box-shadow: 0 0 12px rgba(0, 200, 255, 0.2), inset 0 0 12px rgba(0, 200, 255, 0.05);
  animation: neonPulse-cyan 2.5s ease-in-out infinite;
}
.scene-hotspot--cyan .hotspot-label { background: rgba(0, 200, 255, 0.85); }
.scene-hotspot--cyan:hover,
.scene-hotspot--cyan.hotspot-active {
  border-color: rgba(0, 200, 255, 0.9);
  box-shadow: 0 0 24px rgba(0, 200, 255, 0.5), inset 0 0 20px rgba(0, 200, 255, 0.1);
}

.scene-hotspot--green {
  border-color: rgba(92, 193, 81, 0.5);
  box-shadow: 0 0 12px rgba(92, 193, 81, 0.2), inset 0 0 12px rgba(92, 193, 81, 0.05);
  animation: neonPulse-green 2.5s ease-in-out infinite 0.3s;
}
.scene-hotspot--green .hotspot-label { background: rgba(92, 193, 81, 0.85); }
.scene-hotspot--green:hover,
.scene-hotspot--green.hotspot-active {
  border-color: rgba(92, 193, 81, 0.9);
  box-shadow: 0 0 24px rgba(92, 193, 81, 0.5), inset 0 0 20px rgba(92, 193, 81, 0.1);
}

.scene-hotspot--orange {
  border-color: rgba(244, 121, 32, 0.5);
  box-shadow: 0 0 12px rgba(244, 121, 32, 0.2), inset 0 0 12px rgba(244, 121, 32, 0.05);
  animation: neonPulse-orange 2.5s ease-in-out infinite 0.6s;
}
.scene-hotspot--orange .hotspot-label { background: rgba(244, 121, 32, 0.85); }
.scene-hotspot--orange:hover,
.scene-hotspot--orange.hotspot-active {
  border-color: rgba(244, 121, 32, 0.9);
  box-shadow: 0 0 24px rgba(244, 121, 32, 0.5), inset 0 0 20px rgba(244, 121, 32, 0.1);
}

.scene-hotspot--yellow {
  border-color: rgba(253, 185, 19, 0.5);
  box-shadow: 0 0 12px rgba(253, 185, 19, 0.2), inset 0 0 12px rgba(253, 185, 19, 0.05);
  animation: neonPulse-yellow 2.5s ease-in-out infinite 0.9s;
}
.scene-hotspot--yellow .hotspot-label { background: rgba(253, 185, 19, 0.85); }
.scene-hotspot--yellow:hover,
.scene-hotspot--yellow.hotspot-active {
  border-color: rgba(253, 185, 19, 0.9);
  box-shadow: 0 0 24px rgba(253, 185, 19, 0.5), inset 0 0 20px rgba(253, 185, 19, 0.1);
}

.scene-hotspot--magenta {
  border-color: rgba(200, 50, 200, 0.5);
  box-shadow: 0 0 12px rgba(200, 50, 200, 0.2), inset 0 0 12px rgba(200, 50, 200, 0.05);
  animation: neonPulse-magenta 2.5s ease-in-out infinite 1.2s;
}
.scene-hotspot--magenta .hotspot-label { background: rgba(200, 50, 200, 0.85); }
.scene-hotspot--magenta:hover,
.scene-hotspot--magenta.hotspot-active {
  border-color: rgba(200, 50, 200, 0.9);
  box-shadow: 0 0 24px rgba(200, 50, 200, 0.5), inset 0 0 20px rgba(200, 50, 200, 0.1);
}
*/

/* Dimmed state when another hotspot is active */
.scene-hotspot.hotspot-dim {
  opacity: 0.3;
  animation: none;
}

/* Neon pulse keyframes — commented out for Phase 1C redesign
@keyframes neonPulse-cyan {
  0%, 100% { box-shadow: 0 0 12px rgba(0,200,255,0.2), inset 0 0 12px rgba(0,200,255,0.05); }
  50%      { box-shadow: 0 0 20px rgba(0,200,255,0.4), inset 0 0 16px rgba(0,200,255,0.1); }
}
@keyframes neonPulse-green {
  0%, 100% { box-shadow: 0 0 12px rgba(92,193,81,0.2), inset 0 0 12px rgba(92,193,81,0.05); }
  50%      { box-shadow: 0 0 20px rgba(92,193,81,0.4), inset 0 0 16px rgba(92,193,81,0.1); }
}
@keyframes neonPulse-orange {
  0%, 100% { box-shadow: 0 0 12px rgba(244,121,32,0.2), inset 0 0 12px rgba(244,121,32,0.05); }
  50%      { box-shadow: 0 0 20px rgba(244,121,32,0.4), inset 0 0 16px rgba(244,121,32,0.1); }
}
@keyframes neonPulse-yellow {
  0%, 100% { box-shadow: 0 0 12px rgba(253,185,19,0.2), inset 0 0 12px rgba(253,185,19,0.05); }
  50%      { box-shadow: 0 0 20px rgba(253,185,19,0.4), inset 0 0 16px rgba(253,185,19,0.1); }
}
@keyframes neonPulse-magenta {
  0%, 100% { box-shadow: 0 0 12px rgba(200,50,200,0.2), inset 0 0 12px rgba(200,50,200,0.05); }
  50%      { box-shadow: 0 0 20px rgba(200,50,200,0.4), inset 0 0 16px rgba(200,50,200,0.1); }
}
*/

.scene-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--clr-text-muted);
}

/* Scene navigation pills */
.scene-nav {
  display: flex;
  gap: .5rem;
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--clr-border);
  overflow-x: auto;
  position: relative;
  z-index: 1;
}

.scene-pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .4rem 1rem;
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 500;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  white-space: nowrap;
  flex-shrink: 0;
}

.scene-pill:hover {
  border-color: var(--clr-border-hover);
  color: var(--clr-text);
}

.scene-pill.active {
  background: rgba(0,118,192,0.12);
  border-color: var(--clr-accent);
  color: #00a3e0;
  box-shadow: 0 0 12px rgba(0,118,192,0.15);
}

/* ============================================================
   19. TELEDYNE LECROY GUIDE (Product Catalog)
   ============================================================ */

/* Product category tabs */
.product-tabs {
  max-width: var(--max-w);
  margin: 0 auto var(--space-md);
  display: flex;
  gap: .5rem;
  padding: 0 var(--space-md);
}

.product-tab {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.25rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}

.product-tab svg {
  width: 16px;
  height: 16px;
}

.product-tab:hover {
  color: var(--clr-text);
  border-color: var(--clr-border-hover);
  background: var(--clr-bg-card);
}

.product-tab.active {
  background: rgba(0,118,192,0.12);
  border-color: var(--clr-accent);
  color: #00a3e0;
  box-shadow: 0 0 20px rgba(0,118,192,0.12);
}

/* Filter bar — Professional design */
.pt-filter-bar {
  max-width: var(--max-w);
  margin: 0 auto var(--space-lg);
  padding: var(--space-lg) var(--space-lg) var(--space-md);
  background: linear-gradient(145deg, rgba(15,22,40,0.85), rgba(10,15,26,0.95));
  border: 1px solid rgba(0,118,192,0.15);
  border-radius: var(--radius-xl, 16px);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg) var(--space-xl, 2rem);
  align-items: flex-end;
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.04);
}

.pt-filter-group {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  min-width: 0;
}

.pt-filter-group--families {
  flex: 1 1 100%;
}

.pt-filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}

.pt-filter-label {
  font-size: .78rem;
  font-weight: 700;
  color: rgba(148,163,184,0.7);
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: .15rem;
}

.pt-filter-select {
  height: 36px;
  padding: 0 var(--space-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  color: var(--clr-text);
  font-size: .88rem;
  cursor: pointer;
  transition: all 180ms ease;
  outline: none;
  min-width: 160px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%234dd0e1'%3E%3Cpath d='M5 7L1 3h8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}

.pt-filter-select:hover {
  border-color: rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
}

.pt-filter-select:focus {
  border-color: rgba(0,163,224,0.5);
  box-shadow: 0 0 0 3px rgba(0,118,192,0.12);
}

.pt-filter-select option {
  background: #0f1628;
  color: var(--clr-text);
}

.pt-filter-group-label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  white-space: nowrap;
  margin-bottom: .25rem;
}

.pt-filter-pill {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .4rem .9rem;
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 500;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all 180ms ease;
  white-space: nowrap;
}

.pt-filter-pill:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  color: var(--clr-text);
}

.pt-filter-pill.active {
  background: rgba(0,118,192,0.18);
  border-color: rgba(0,163,224,0.5);
  color: #4dd0e1;
  box-shadow: 0 0 12px rgba(0,118,192,0.15);
}

/* Family pills get their own color tint when active */
.pt-filter-pill[data-family].active {
  background: color-mix(in srgb, var(--pill-color, #0076C0) 18%, transparent);
  border-color: color-mix(in srgb, var(--pill-color, #0076C0) 50%, transparent);
  color: var(--pill-color, #4dd0e1);
  box-shadow: 0 0 12px color-mix(in srgb, var(--pill-color, #0076C0) 20%, transparent);
}

.pt-filter-reset {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .4rem .85rem;
  border-radius: var(--radius-full);
  font-size: .78rem;
  font-weight: 500;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all 180ms ease;
}

.pt-filter-reset:hover {
  border-color: rgba(231,76,60,0.4);
  color: #e74c3c;
  background: rgba(231,76,60,0.08);
}

.pt-filter-chips {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}

.filter-chip {
  padding: .4rem .85rem;
  border-radius: var(--radius-full);
  font-size: .78rem;
  font-weight: 500;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all 180ms ease;
}

.filter-chip:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  color: var(--clr-text);
}

.filter-chip.active,
.filter-chip[aria-pressed="true"] {
  background: rgba(0,118,192,0.18);
  border-color: rgba(0,163,224,0.5);
  color: #4dd0e1;
  box-shadow: 0 0 12px rgba(0,118,192,0.15);
}

.pt-filter-actions {
  display: flex;
  gap: .5rem;
  align-items: center;
  margin-left: auto;
  flex-wrap: wrap;
}

.pt-results-info {
  max-width: var(--max-w);
  margin: 0 auto var(--space-sm);
  padding: 0 var(--space-md);
  font-size: .9rem;
  color: var(--clr-text-muted);
}

/* Count bar (above grid/catalog) */
.pt-count-bar {
  max-width: var(--max-w);
  margin: 0 auto var(--space-sm);
  padding: 0 var(--space-md);
  font-size: .85rem;
  color: var(--clr-text-muted);
}

/* PT grid */
.pt-grid {
  max-width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-x: auto;
}

/* Header row with tier labels */
.pt-header-row {
  display: grid;
  grid-template-columns: 100px repeat(5, minmax(140px, 1fr));
  gap: 2px;
  position: sticky;
  top: 0;
  z-index: 2;
}

.pt-corner {
  background: transparent;
}

.pt-tier-header {
  background: var(--clr-surface);
  padding: .6rem .5rem;
  text-align: center;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--clr-accent);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  border-bottom: 2px solid var(--clr-accent);
}

/* Bandwidth rows */
.pt-row {
  display: grid;
  grid-template-columns: 100px repeat(5, minmax(140px, 1fr));
  gap: 2px;
  min-height: 60px;
}

.pt-row-label {
  display: flex;
  align-items: center;
  padding: .5rem;
  font-size: .75rem;
  font-weight: 600;
  color: var(--clr-text-dim);
  background: var(--clr-surface);
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  white-space: nowrap;
}

/* Tier columns within each row */
.pt-col {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  background: rgba(0,0,0,0.15);
  border-radius: 0;
  min-height: 50px;
  align-content: flex-start;
}

/* PT cell */
.pt-cell {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-left: 3px solid var(--clr-accent);
  border-radius: var(--radius-md);
  padding: .5rem .6rem;
  cursor: pointer;
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  overflow: hidden;
  min-width: 140px;
  flex: 1 1 auto;
}

.pt-cell-abbr {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-text);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pt-cell-bw {
  font-size: .7rem;
  color: var(--clr-accent);
  font-weight: 500;
}

.pt-cell-ch {
  font-size: .65rem;
  color: var(--clr-text-muted);
}

.pt-cell-apps {
  display: flex;
  gap: 2px;
  margin-top: 2px;
}

.pt-app-icon {
  width: 10px;
  height: 10px;
  color: var(--clr-text-muted);
}
.pt-app-icon svg {
  width: 10px;
  height: 10px;
}

.pt-cell-compare-cb {
  position: absolute;
  top: 4px;
  right: 4px;
  cursor: pointer;
}

.pt-cell-compare-cb input[type="checkbox"] {
  width: 14px;
  height: 14px;
  cursor: pointer;
}

.pt-cell::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,118,192,0.04), transparent);
  opacity: 0;
  transition: opacity var(--dur-norm);
  pointer-events: none;
}

.pt-cell:hover {
  transform: translateY(-3px);
  border-color: var(--clr-border-hover);
  box-shadow: var(--shadow-md), 0 0 20px rgba(0,118,192,0.08);
}

.pt-cell:hover::before {
  opacity: 1;
}

.pt-cell .pt-model {
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: .25rem;
}

.pt-cell .pt-family {
  font-size: .75rem;
  color: var(--clr-text-muted);
  margin-bottom: .5rem;
}

.pt-cell .pt-specs {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  font-size: .8rem;
  color: var(--clr-text-dim);
}

.pt-cell .pt-spec-item {
  display: flex;
  justify-content: space-between;
  gap: .5rem;
}

.pt-cell .pt-spec-label {
  color: var(--clr-text-muted);
}

.pt-cell .pt-spec-value {
  font-weight: 500;
  color: var(--clr-text);
}

/* Compare checkbox on PT cells */
.pt-cell .pt-compare-check {
  position: absolute;
  top: .5rem;
  right: .5rem;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 2px solid var(--clr-border-hover);
  background: var(--clr-surface);
  cursor: pointer;
  transition: all var(--dur-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pt-cell .pt-compare-check.checked {
  background: var(--gradient-primary);
  border-color: var(--clr-accent);
  box-shadow: 0 0 12px rgba(0,118,192,0.2);
}

.pt-cell .pt-compare-check.checked::after {
  content: '\2713';
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
}

/* Family color variants */
.pt-cell[data-family^="waverunner"]  { border-left-color: #0076C0; background: rgba(0,118,192,0.06); }
.pt-cell[data-family^="wavesurfer"]  { border-left-color: #5CC151; background: rgba(92,193,81,0.06); }
.pt-cell[data-family="hdo"]          { border-left-color: #F47920; background: rgba(244,121,32,0.06); }
.pt-cell[data-family^="wavemaster"]  { border-left-color: #FDB913; background: rgba(253,185,19,0.08); }
.pt-cell[data-family="labmaster"]    { border-left-color: #e03c31; background: rgba(224,60,49,0.08); }
.pt-cell[data-family^="wavepro"]     { border-left-color: #9b59b6; background: rgba(155,89,182,0.06); }
.pt-cell[data-family="mda"]          { border-left-color: #00a3e0; background: rgba(0,163,224,0.06); }
.pt-cell[data-family="sda"]          { border-left-color: #FDB913; background: rgba(253,185,19,0.08); }

/* Premium dominance — larger cells for top-tier families */
.pt-cell[data-family^="wavemaster"],
.pt-cell[data-family="labmaster"],
.pt-cell[data-family="sda"] {
  transform: scale(1.05);
  border-width: 1px 1px 1px 4px;
  font-weight: 600;
  z-index: 1;
  box-shadow: 0 2px 8px rgba(253,185,19,0.15);
}

/* PT cell hidden by filter */
.pt-cell.filtered-out {
  display: none;
}

/* No results */
.pt-no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-2xl);
  color: var(--clr-text-muted);
}

/* ─── Catalog Search Bar (Probes / Software) ──────────────── */
.catalog-search-bar {
  max-width: var(--max-w);
  margin: 0 auto var(--space-md);
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  gap: .75rem;
  position: relative;
}

.catalog-search-bar > svg,
.catalog-search-bar > i {
  width: 18px;
  height: 18px;
  color: var(--clr-text-muted);
  position: absolute;
  left: calc(var(--space-md) + 12px);
  pointer-events: none;
}

.catalog-search-input {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-sm) 0 2.5rem;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  color: var(--clr-text);
  font-size: .9rem;
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.catalog-search-input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(0,118,192,0.15);
}

.catalog-search-input::placeholder {
  color: var(--clr-text-muted);
}

/* ─── Probe Catalog ─────────────────────────────────────────── */
.probe-catalog {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0;
}

.probe-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-left: 3px solid var(--clr-accent-2);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.probe-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(92,193,81,0.04), transparent);
  opacity: 0;
  transition: opacity var(--dur-norm);
  pointer-events: none;
}

.probe-card:hover {
  transform: translateY(-3px);
  border-color: var(--clr-border-hover);
  box-shadow: var(--shadow-md), 0 0 20px rgba(92,193,81,0.08);
}

.probe-card:hover::before {
  opacity: 1;
}

.probe-card .probe-model {
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: .15rem;
}

.probe-card .probe-name {
  font-size: .8rem;
  color: var(--clr-text-dim);
  margin-bottom: .5rem;
  line-height: 1.4;
}

.probe-card .probe-specs {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin-bottom: .5rem;
}

.probe-card .probe-spec-tag {
  font-size: .7rem;
  font-weight: 500;
  padding: .2rem .5rem;
  border-radius: var(--radius-full);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
}

.probe-card .probe-category-badge {
  display: inline-block;
  font-size: .65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--clr-accent-2);
  margin-bottom: .25rem;
}

.probe-card .probe-add-btn {
  position: absolute;
  top: .5rem;
  right: .5rem;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  cursor: pointer;
  transition: all var(--dur-fast);
}

.probe-card .probe-add-btn:hover {
  background: rgba(92,193,81,0.12);
  border-color: var(--clr-accent-2);
  color: var(--clr-accent-2);
}

/* Probe category color variants */
.probe-card[data-category="active_voltage"]         { border-left-color: #0076C0; }
.probe-card[data-category="differential_lt1ghz"]    { border-left-color: #5CC151; }
.probe-card[data-category="differential_highbw"]     { border-left-color: #00a3e0; }
.probe-card[data-category="differential_vhighbw"]    { border-left-color: #9b59b6; }
.probe-card[data-category="high_voltage_passive"]    { border-left-color: #FDB913; }
.probe-card[data-category="high_voltage_differential"] { border-left-color: #F47920; }
.probe-card[data-category="current"]                 { border-left-color: #e03c31; }
.probe-card[data-category="rail"]                    { border-left-color: #3498db; }
.probe-card[data-category="rogowski"]                { border-left-color: #e74c3c; }

/* ─── Software Catalog ──────────────────────────────────────── */
.sw-catalog {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.sw-category-group {
  margin-bottom: var(--space-lg);
}

.sw-category-heading {
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
  padding-bottom: .35rem;
  border-bottom: 1px solid var(--clr-border);
}

.sw-category-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-sm);
}

.sw-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-left: 3px solid var(--clr-accent-3);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.sw-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(244,121,32,0.04), transparent);
  opacity: 0;
  transition: opacity var(--dur-norm);
  pointer-events: none;
}

.sw-card:hover {
  transform: translateY(-3px);
  border-color: var(--clr-border-hover);
  box-shadow: var(--shadow-md), 0 0 20px rgba(244,121,32,0.08);
}

.sw-card:hover::before {
  opacity: 1;
}

.sw-card .sw-key {
  font-size: .95rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: .15rem;
}

.sw-card .sw-name {
  font-size: .8rem;
  color: var(--clr-text-dim);
  margin-bottom: .4rem;
  line-height: 1.4;
}

.sw-card .sw-apps {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem;
}

.sw-card .sw-app-tag {
  font-size: .65rem;
  font-weight: 500;
  padding: .15rem .4rem;
  border-radius: var(--radius-full);
  background: rgba(244,121,32,0.08);
  border: 1px solid rgba(244,121,32,0.15);
  color: var(--clr-accent-3);
}

.sw-card .sw-add-btn {
  position: absolute;
  top: .5rem;
  right: .5rem;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  cursor: pointer;
  transition: all var(--dur-fast);
}

.sw-card .sw-add-btn:hover {
  background: rgba(244,121,32,0.12);
  border-color: var(--clr-accent-3);
  color: var(--clr-accent-3);
}

/* Software category color variants */
.sw-card[data-category="serial_decode"]        { border-left-color: #0076C0; }
.sw-card[data-category="serial_trigger"]       { border-left-color: #00a3e0; }
.sw-card[data-category="serial_tdme"]          { border-left-color: #0076C0; }
.sw-card[data-category="compliance_pcie"]      { border-left-color: #9b59b6; }
.sw-card[data-category="compliance_ddr"]       { border-left-color: #3498db; }
.sw-card[data-category="compliance_usb"]       { border-left-color: #5CC151; }
.sw-card[data-category="compliance_mipi"]      { border-left-color: #1abc9c; }
.sw-card[data-category="compliance_automotive"] { border-left-color: #FDB913; }
.sw-card[data-category="power_analysis"]       { border-left-color: #F47920; }
.sw-card[data-category="signal_integrity"]     { border-left-color: #e03c31; }
.sw-card[data-category="debug"]               { border-left-color: #e74c3c; }

/* ============================================================
   20. COMPARISON DRAWER
   ============================================================ */

.comparison-drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-overlay);
  max-height: 60vh;
  background: rgba(10,15,26,0.95);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-top: 1px solid var(--clr-border);
  box-shadow: 0 -8px 32px rgba(0,0,0,0.4);
  transform: translateY(100%);
  transition: transform var(--dur-norm) var(--ease-out), max-height var(--dur-norm) var(--ease-out);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.comparison-drawer:not([hidden]) {
  transform: translateY(0);
}

.comparison-drawer.collapsed {
  max-height: 52px;
}

.comparison-drawer.collapsed .comparison-table-wrap {
  display: none;
}

.comparison-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--clr-border);
  flex-shrink: 0;
}

.comparison-drawer-header h3 {
  font-size: 1.1rem;
}

.comparison-count {
  font-size: .85rem;
  font-weight: 400;
  color: var(--clr-text-muted);
}

.comparison-drawer-header-actions {
  display: flex;
  align-items: center;
  gap: .35rem;
}

.comparison-collapse-btn {
  transition: transform var(--dur-fast);
}

.comparison-drawer.collapsed .comparison-collapse-btn i,
.comparison-drawer.collapsed .comparison-collapse-btn svg {
  transform: rotate(180deg);
}

.comparison-close-btn svg {
  width: 20px;
  height: 20px;
}

.comparison-drawer-body {
  padding: var(--space-md);
  overflow-x: auto;
  overflow-y: auto;
  flex: 1;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}

.comparison-table th {
  text-align: left;
  padding: .5rem .75rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-bottom: 1px solid var(--clr-border);
  white-space: nowrap;
}

.comparison-table td {
  padding: .5rem .75rem;
  border-bottom: 1px solid rgba(0,118,192,0.06);
  color: var(--clr-text-dim);
}

.comparison-table tr:hover td {
  background: rgba(0,118,192,0.04);
}

/* ============================================================
   21. INVENTORY SECTION
   ============================================================ */

.inventory-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-2xl);
  align-items: start;
}

/* Form column */
.inventory-form-col {
  /* empty -- just grid child */
}

.inventory-form {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  backdrop-filter: blur(12px);
}

/* Inventory steps */
.inv-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.inv-step-legend {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--clr-text);
}

.inv-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0,118,192,0.12);
  border: 2px solid rgba(0,118,192,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-accent);
  flex-shrink: 0;
  position: relative;
}

/* Active step -- glowing number */
.inv-step.active .inv-step-num {
  background: var(--gradient-primary);
  border-color: var(--clr-accent);
  color: #fff;
  box-shadow: 0 0 24px rgba(0,118,192,0.4);
}

/* Completed step */
.inv-step.completed .inv-step-num {
  background: var(--clr-accent-2);
  border-color: var(--clr-accent-2);
  color: #fff;
}

/* Step connector lines */
.inv-step + .inv-step {
  position: relative;
  padding-top: var(--space-sm);
}

.inv-step + .inv-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 19px;
  width: 2px;
  height: var(--space-sm);
  background: var(--clr-border);
  border-style: dotted;
}

.inv-step-hint {
  font-size: .95rem;
  color: var(--clr-text);
  line-height: 1.5;
}

/* Form inputs — dark theme */
.form-input,
.inv-scope-input,
.inv-scope-search,
.inv-probe-search {
  width: 100%;
  padding: .75rem 1rem;
  background: var(--clr-surface, #141b2d);
  border: 1px solid var(--clr-border, #1e2a42);
  border-radius: var(--radius-md);
  color: var(--clr-text, #e8ecf4);
  font-size: .95rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.form-input:focus,
.inv-scope-input:focus,
.inv-scope-search:focus,
.inv-probe-search:focus {
  border-color: var(--clr-accent, #0076C0);
  box-shadow: 0 0 0 3px rgba(0,118,192,0.15), 0 0 20px rgba(0,118,192,0.08);
}

.form-input::placeholder,
.inv-scope-input::placeholder,
.inv-scope-search::placeholder,
.inv-probe-search::placeholder {
  color: var(--clr-text-muted, #6b7a99);
}

/* Scope search wrap */
.inv-scope-search-wrap,
.inv-probe-search-wrap {
  position: relative;
}

.inv-scope-search-wrap .inv-search-icon {
  position: absolute;
  left: .75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--clr-text-muted, #6b7a99);
  pointer-events: none;
  z-index: 1;
}

.inv-scope-search-wrap .inv-scope-input {
  padding-left: 2.5rem;
}

/* Suggestion dropdown */
.inv-scope-suggestions,
.inv-scope-dropdown,
.inv-probe-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--clr-bg-card, #111827);
  border: 1px solid var(--clr-border-hover, #2a3a5c);
  border-radius: var(--radius-md);
  margin-top: 4px;
  max-height: 280px;
  overflow-y: auto;
  z-index: var(--z-dropdown, 200);
  box-shadow: var(--shadow-lg);
}

.inv-sug-item {
  display: block;
  width: 100%;
  padding: .65rem 1rem;
  background: none;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
  text-align: left;
  color: var(--clr-text, #e8ecf4);
  font-family: inherit;
  transition: background var(--dur-fast);
}

.inv-sug-item:hover {
  background: rgba(0,118,192,0.12);
}

.inv-sug-item:last-child {
  border-bottom: none;
}

.inv-sug-name {
  font-weight: 500;
  font-size: .9rem;
  color: var(--clr-text, #e8ecf4);
}

.inv-sug-meta {
  font-size: .78rem;
  color: var(--clr-text-muted, #6b7a99);
  margin-top: 2px;
}

.inv-sug-empty {
  padding: .75rem 1rem;
  color: var(--clr-text-muted, #6b7a99);
  font-size: .85rem;
  text-align: center;
}

.inv-scope-dropdown li,
.inv-probe-dropdown li {
  padding: .6rem 1rem;
  font-size: .9rem;
  cursor: pointer;
  color: var(--clr-text-dim, #8a99b8);
  transition: background var(--dur-fast);
}

.inv-scope-dropdown li:hover,
.inv-probe-dropdown li:hover {
  background: rgba(0,118,192,0.1);
  color: var(--clr-text, #e8ecf4);
}

/* Selected scope display */
.inv-selected-scope {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  border: 1px solid rgba(0,118,192,0.2);
  min-height: 44px;
  display: flex;
  align-items: center;
  box-shadow: 0 0 16px rgba(0,118,192,0.08);
}

.inv-no-scope-msg,
.inv-no-probes-msg {
  color: var(--clr-text-muted);
  font-size: .85rem;
  font-style: italic;
}

/* Software option checkboxes grid */
.inv-sw-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: .5rem;
}

.inv-sw-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .75rem;
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  font-size: .85rem;
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all var(--dur-fast);
}

.inv-sw-item:hover {
  border-color: var(--clr-border-hover);
}

.inv-sw-item.checked {
  border-color: var(--clr-accent);
  background: rgba(0,118,192,0.08);
  color: var(--clr-text);
}

.inv-sw-item input[type="checkbox"] {
  accent-color: var(--clr-accent);
}

/* Selected probes */
.inv-selected-probes {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  min-height: 44px;
  padding: .5rem .75rem;
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  align-items: center;
}

.inv-probe-chip {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .35rem .7rem;
  border-radius: var(--radius-full);
  background: rgba(0,118,192,0.1);
  border: 1px solid rgba(0,118,192,0.2);
  color: var(--clr-text);
  font-size: .85rem;
}

.inv-probe-chip .remove-probe {
  cursor: pointer;
  opacity: .6;
  transition: opacity var(--dur-fast);
  font-size: .7rem;
}

.inv-probe-chip .remove-probe:hover {
  opacity: 1;
}

/* Firmware input */
.inv-firmware-input {
  width: 100%;
  max-width: 200px;
  padding: .7rem 1rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  color: var(--clr-text);
  font-size: .9rem;
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.inv-firmware-input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(0,118,192,0.15);
}

.inv-firmware-input::placeholder {
  color: var(--clr-text-muted);
}

/* Form actions */
.inv-form-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--clr-border);
}

/* Inventory progress spheres */
.inv-progress-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 1rem 0;
}

.inv-step-dot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  position: relative;
}

.inv-dot-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  font-weight: 700;
  background: var(--clr-bg-card);
  border: 2px solid var(--clr-border);
  color: var(--clr-text-muted);
  transition: all 0.3s ease;
}

.inv-step-dot.active .inv-dot-circle {
  border-color: var(--clr-accent);
  background: rgba(0,118,192,0.15);
  color: #00a3e0;
  box-shadow: 0 0 12px rgba(0,118,192,0.3);
}

.inv-step-dot.done .inv-dot-circle {
  border-color: var(--clr-success);
  background: rgba(92,193,81,0.15);
  color: var(--clr-success);
}

.inv-dot-label {
  font-size: .7rem;
  color: var(--clr-text-muted);
  font-weight: 500;
}

.inv-step-dot.active .inv-dot-label {
  color: var(--clr-accent);
}

.inv-step-dot.done .inv-dot-label {
  color: var(--clr-success);
}

.inv-step-line {
  width: 40px;
  height: 2px;
  background: var(--clr-border);
  margin: 0 .25rem;
  margin-bottom: 1.2rem;
  transition: background 0.3s ease;
}

.inv-step-line.active {
  background: var(--clr-accent);
}

/* Results column */
.inventory-results-col {
  /* empty -- grid child */
}

.inventory-results {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: sticky;
  top: calc(var(--nav-h) + var(--space-md));
}

.inv-results-empty {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  color: var(--clr-text-muted);
}

.inv-results-empty svg {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-sm);
  opacity: .4;
}

.inv-results-empty h3 {
  margin-bottom: .5rem;
  color: var(--clr-text-dim);
}

.inv-results-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.inv-results-header {
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--clr-border);
}

.inv-results-title {
  margin-bottom: .25rem;
}

.inv-results-scope-label {
  font-size: .9rem;
  color: var(--clr-text-muted);
}

/* App results list */
.inv-app-results-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* Result card with traffic light */
.inv-app-result {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  transition: all var(--dur-fast);
}

.inv-app-result + .inv-app-result {
  margin-top: .25rem;
}

.inv-app-result.coverage-full {
  border-left: 4px solid var(--clr-accent-2);
  box-shadow: 0 0 12px rgba(92,193,81,0.08);
}

.inv-app-result.coverage-partial {
  border-left: 4px solid var(--clr-accent-4);
  box-shadow: 0 0 12px rgba(253,185,19,0.08);
}

.inv-app-result.coverage-none {
  border-left: 4px solid var(--clr-error);
  box-shadow: 0 0 12px rgba(224,60,49,0.08);
}

/* Capability bars */
.capability-bar-wrap {
  margin-top: .5rem;
}

.capability-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--clr-bg-alt);
  overflow: hidden;
  position: relative;
}

.capability-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width var(--dur-slow) var(--ease-out);
  position: relative;
}

.capability-bar-fill.green {
  background: linear-gradient(90deg, #5CC151, #7dd671);
  box-shadow: 0 0 8px rgba(92,193,81,0.3);
}

.capability-bar-fill.amber {
  background: linear-gradient(90deg, #FDB913, #fdd04a);
  box-shadow: 0 0 8px rgba(253,185,19,0.3);
}

.capability-bar-fill.red {
  background: linear-gradient(90deg, #e03c31, #e86860);
  box-shadow: 0 0 8px rgba(224,60,49,0.3);
}

.inv-results-actions {
  padding-top: var(--space-sm);
  border-top: 1px solid var(--clr-border);
  display: flex;
  gap: var(--space-sm);
}

/* Inventory results — explainer paragraph */
.inv-results-explainer {
  padding: var(--space-sm) var(--space-md);
  font-size: .9rem;
  color: var(--clr-text-dim);
  line-height: 1.6;
  background: var(--clr-bg-alt);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--clr-accent);
}
.inv-results-explainer strong {
  color: var(--clr-text);
}

/* Results summary stats */
.inv-results-summary {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}
.inv-results-stat {
  flex: 1;
  text-align: center;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
}
.inv-stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: .25rem;
}
.inv-stat-label {
  display: block;
  font-size: .85rem;
  font-weight: 500;
  margin-bottom: .15rem;
}
.inv-stat-desc {
  display: block;
  font-size: .75rem;
  color: var(--clr-text-muted);
}
.inv-stat-ready .inv-stat-num { color: #5CC151; }
.inv-stat-partial .inv-stat-num { color: #FDB913; }
.inv-stat-upgrade .inv-stat-num { color: #e03c31; }
.inv-stat-ready { border-bottom: 3px solid #5CC151; }
.inv-stat-partial { border-bottom: 3px solid #FDB913; }
.inv-stat-upgrade { border-bottom: 3px solid #e03c31; }

/* Table-style results */
.inv-results-table {
  margin-top: var(--space-md);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.inv-table-header {
  display: grid;
  grid-template-columns: 60px 1fr 120px 1fr 80px;
  gap: 0;
  padding: var(--space-sm) var(--space-md);
  background: rgba(0,118,192,0.15);
  border-bottom: 2px solid var(--clr-accent);
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--clr-text-dim);
}

.inv-table-row {
  display: grid;
  grid-template-columns: 60px 1fr 120px 1fr 80px;
  gap: 0;
  padding: var(--space-sm) var(--space-md);
  align-items: center;
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--dur-fast);
}
.inv-table-row:last-child {
  border-bottom: none;
}
.inv-table-row:hover {
  background: rgba(0,118,192,0.06);
}

/* Alternating row shading */
.inv-row-alt {
  background: rgba(255,255,255,0.02);
}

/* Status-colored left accent */
.inv-row--ready { border-left: 3px solid #5CC151; }
.inv-row--partial { border-left: 3px solid #FDB913; }
.inv-row--upgrade { border-left: 3px solid #e03c31; }

.inv-td {
  font-size: .88rem;
  padding: 0 .25rem;
}
.inv-td-status {
  display: flex;
  justify-content: center;
}
.inv-status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-weight: 700;
  font-size: .95rem;
}
.inv-badge--ready {
  background: rgba(92,193,81,0.15);
  color: #5CC151;
}
.inv-badge--partial {
  background: rgba(253,185,19,0.15);
  color: #FDB913;
}
.inv-badge--upgrade {
  background: rgba(224,60,49,0.15);
  color: #e03c31;
}

.inv-app-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--clr-text);
}

/* Mini coverage bar */
.inv-mini-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--clr-bg-alt);
  overflow: hidden;
  margin-bottom: .15rem;
}
.inv-mini-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width var(--dur-slow) var(--ease-out);
}
.inv-score-label {
  font-size: .75rem;
  color: var(--clr-text-muted);
}

/* Gap chips */
.inv-td-gaps {
  display: flex;
  flex-wrap: wrap;
  gap: .25rem;
}
.inv-gap-chip {
  display: inline-block;
  padding: .15rem .5rem;
  border-radius: var(--radius-sm);
  font-size: .75rem;
  line-height: 1.3;
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.inv-gap-chip--critical {
  background: rgba(224,60,49,0.12);
  color: #f87171;
  border: 1px solid rgba(224,60,49,0.25);
}
.inv-gap-chip--major {
  background: rgba(253,185,19,0.12);
  color: #fbbf24;
  border: 1px solid rgba(253,185,19,0.25);
}
.inv-gap-chip--moderate {
  background: rgba(0,118,192,0.1);
  color: #60a5fa;
  border: 1px solid rgba(0,118,192,0.2);
}
.inv-gap-none {
  font-size: .8rem;
  color: #5CC151;
  font-weight: 500;
}

.inv-row-add-all {
  font-size: .75rem !important;
  padding: .2rem .5rem !important;
  white-space: nowrap;
}

/* Inventory detail modal items */
.inv-detail-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem 0;
  font-size: .9rem;
  color: var(--clr-text-dim);
}
.inv-detail-item--have i { flex-shrink: 0; }
.inv-detail-item--need i { flex-shrink: 0; }

/* Clickable result rows */
.inv-table-row[style*="cursor"] {
  transition: background var(--dur-fast), transform var(--dur-fast);
}
.inv-table-row[style*="cursor"]:hover {
  background: rgba(0,118,192,0.08);
}

/* Software step — compatibility styling */
.inv-compat-note {
  font-size: .85rem;
  color: var(--clr-text-muted);
  margin-top: .25rem;
}
.inv-sw-incompatible {
  opacity: .45;
  border-left: 2px solid var(--clr-text-muted);
}
.inv-sw-incompat-tag {
  display: inline-block;
  font-size: .65rem;
  padding: .1rem .4rem;
  border-radius: var(--radius-sm);
  background: rgba(224,60,49,0.1);
  color: #f87171;
  margin-top: .15rem;
}

/* Alternating row shading for software/probe lists */
.inv-sw-alt {
  background: rgba(255,255,255,0.015);
}
.inv-probe-alt {
  background: rgba(255,255,255,0.015);
}

/* Responsive: stack table on mobile */
@media (max-width: 768px) {
  .inv-table-header { display: none; }
  .inv-table-row {
    grid-template-columns: 40px 1fr;
    grid-template-rows: auto auto auto;
    gap: .25rem;
    padding: var(--space-sm);
  }
  .inv-td-status { grid-row: 1 / 4; align-self: start; padding-top: .25rem; }
  .inv-td-app { grid-column: 2; }
  .inv-td-score { grid-column: 2; }
  .inv-td-gaps { grid-column: 1 / -1; }
  .inv-td-action { grid-column: 2; }
  .inv-results-summary { flex-direction: column; }
}

/* ============================================================
   22. CONTACT SECTION
   ============================================================ */

.contact-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
  max-width: var(--max-w);
  margin: 0 auto;
}

.contact-form-col {
  min-width: 0;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-col .card {
  margin-top: 0 !important;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .5rem 0;
  color: var(--clr-text-dim);
  font-size: .9rem;
}

.contact-detail svg,
.contact-detail i {
  width: 18px;
  height: 18px;
  color: var(--clr-accent);
  flex-shrink: 0;
}

.contact-basket-preview {
  max-width: var(--max-w);
  margin: 0 auto var(--space-lg);
  padding: var(--space-md);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
}

.contact-basket-heading {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: var(--space-sm);
  font-size: 1.05rem;
}

.contact-basket-heading svg {
  width: 20px;
  height: 20px;
  color: var(--clr-accent);
}

.contact-basket-items {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

/* Email form */
.email-form {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-lg);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.email-form-row {
  display: flex;
  gap: var(--space-md);
}

.email-form-field {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.email-form-field--full {
  flex: 1 1 100%;
}

.email-label {
  font-size: .85rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  letter-spacing: .02em;
}

.email-label span {
  color: var(--clr-error);
}

.email-input,
.email-select,
.email-textarea {
  padding: .7rem 1rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  color: var(--clr-text);
  font-size: .9rem;
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  width: 100%;
}

.email-input:focus,
.email-select:focus,
.email-textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(0,118,192,0.15), 0 0 20px rgba(0,118,192,0.08);
}

.email-input::placeholder,
.email-textarea::placeholder {
  color: var(--clr-text-muted);
}

.email-input--readonly,
.email-textarea--readonly {
  opacity: .6;
  cursor: not-allowed;
}

.email-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.email-select option {
  background: var(--clr-bg-card);
  color: var(--clr-text);
}

.email-textarea {
  resize: vertical;
  min-height: 100px;
}

.email-field-hint {
  font-size: .75rem;
  color: var(--clr-text-muted);
  line-height: 1.4;
}

.email-form-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--clr-border);
}

/* ============================================================
   23. PRODUCT BASKET PANEL (slide-in)
   ============================================================ */

.basket-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--basket-width);
  max-width: 90vw;
  z-index: var(--z-overlay);
  background: rgba(17,24,39,0.95);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-left: 1px solid var(--clr-border);
  box-shadow: -8px 0 32px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--dur-norm) var(--ease-out);
}

.basket-panel:not([hidden]) {
  transform: translateX(0);
}

.basket-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-bottom: 1px solid var(--clr-border);
  flex-shrink: 0;
}

.basket-panel-title {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.basket-panel-title svg {
  width: 20px;
  height: 20px;
  color: var(--clr-accent);
}

.basket-panel-count {
  font-size: .8rem;
  font-weight: 400;
  color: var(--clr-text-muted);
  margin-left: .5rem;
}

.basket-close-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  transition: all var(--dur-fast);
}

.basket-close-btn:hover {
  background: rgba(0,118,192,0.1);
  color: var(--clr-text);
}

.basket-close-btn svg {
  width: 20px;
  height: 20px;
}

/* Basket items */
.basket-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-sm);
}

.basket-empty-state {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  color: var(--clr-text-muted);
}

.basket-empty-state svg {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-sm);
  opacity: .4;
}

.basket-empty-hint {
  font-size: .85rem;
  margin-top: .5rem;
}

.basket-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: background var(--dur-fast);
}

.basket-item:hover {
  background: rgba(0,118,192,0.06);
}

.basket-item-info {
  flex: 1;
  min-width: 0;
}

.basket-item-name {
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.basket-item-type {
  font-size: .75rem;
  color: var(--clr-text-muted);
}

.basket-item-remove {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  transition: all var(--dur-fast);
  flex-shrink: 0;
}

.basket-item-remove:hover {
  background: rgba(224,60,49,0.1);
  color: var(--clr-error);
}

.basket-item-remove svg {
  width: 16px;
  height: 16px;
}

/* Basket footer -- sticky */
.basket-panel-footer {
  flex-shrink: 0;
  padding: var(--space-md);
  border-top: 1px solid var(--clr-border);
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.basket-proceed-btn {
  width: 100%;
  justify-content: center;
}

.basket-clear-btn {
  width: 100%;
  justify-content: center;
}

/* Basket backdrop */
.basket-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: calc(var(--z-overlay) - 1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-norm);
}

.basket-backdrop:not([hidden]) {
  opacity: 1;
  pointer-events: all;
}

/* ============================================================
   24. SPEC MODAL
   ============================================================ */

.spec-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(10,15,26,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-norm) var(--ease-out);
}

.spec-modal-overlay[hidden] {
  display: none;
}

.spec-modal-overlay:not([hidden]) {
  opacity: 1;
  pointer-events: all;
}

.spec-modal {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 720px;
  max-height: 85vh;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  animation: modalSlideUp var(--dur-norm) var(--ease-out);
}

@keyframes modalSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.spec-modal-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  z-index: 2;
  transition: all var(--dur-fast);
}

.spec-modal-close:hover {
  background: rgba(0,118,192,0.1);
  color: var(--clr-text);
}

.spec-modal-close svg {
  width: 20px;
  height: 20px;
}

.spec-modal-inner {
  overflow-y: auto;
  max-height: 85vh;
}

/* Modal hero */
.spec-modal-hero {
  padding: var(--space-xl) var(--space-lg) var(--space-md);
  background: linear-gradient(135deg, rgba(0,118,192,0.08), rgba(92,193,81,0.04));
  border-bottom: 1px solid var(--clr-border);
  text-align: center;
}

.spec-modal-product-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-sm);
  border-radius: var(--radius-lg);
  background: rgba(0,118,192,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.spec-modal-product-icon svg {
  width: 40px;
  height: 40px;
  color: var(--clr-accent);
}

.spec-modal-product-family {
  font-size: .8rem;
  font-weight: 500;
  color: var(--clr-accent);
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* Modal body */
.spec-modal-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.spec-modal-header {
  border-bottom: 1px solid var(--clr-border);
  padding-bottom: var(--space-md);
}

.spec-modal-name {
  margin-bottom: .5rem;
}

.spec-modal-desc {
  font-size: .95rem;
}

.spec-modal-section-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--clr-text);
}

/* Spec table */
.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table tr {
  border-bottom: 1px solid rgba(0,118,192,0.06);
}

.spec-table tr:last-child {
  border-bottom: none;
}

.spec-table td {
  padding: .6rem .5rem;
  font-size: .9rem;
}

.spec-table td:first-child {
  color: var(--clr-text-muted);
  font-weight: 500;
  width: 40%;
  white-space: nowrap;
}

.spec-table td:last-child {
  color: var(--clr-text);
}

/* Software and probe chips in modal */
.spec-sw-chips,
.spec-probes-list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.spec-sw-chip,
.spec-probe-item {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .35rem .75rem;
  border-radius: var(--radius-full);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  font-size: .8rem;
  color: var(--clr-text-dim);
  transition: all var(--dur-fast);
}

.spec-sw-chip:hover,
.spec-probe-item:hover {
  border-color: var(--clr-border-hover);
  color: var(--clr-text);
}

.spec-modal-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--clr-border);
}

/* ============================================================
   25. TOAST NOTIFICATIONS
   ============================================================ */

.toast-container {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column-reverse;
  gap: .5rem;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(17,24,39,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-md);
  font-size: .9rem;
  color: var(--clr-text);
  pointer-events: auto;
  animation: toastSlideIn var(--dur-norm) var(--ease-spring);
  max-width: 380px;
}

.toast.toast-exit {
  animation: toastSlideOut var(--dur-fast) var(--ease-out) forwards;
}

.toast-success {
  border-left: 3px solid var(--clr-accent-2);
}

.toast-warning {
  border-left: 3px solid var(--clr-accent-4);
}

.toast-error {
  border-left: 3px solid var(--clr-error);
}

.toast-info {
  border-left: 3px solid var(--clr-accent);
}

.toast svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.toast-success svg { color: var(--clr-accent-2); }
.toast-warning svg { color: var(--clr-accent-4); }
.toast-error svg   { color: var(--clr-error); }
.toast-info svg    { color: var(--clr-accent); }

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateX(100px) scale(.9);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes toastSlideOut {
  to {
    opacity: 0;
    transform: translateX(100px) scale(.9);
  }
}

/* ============================================================
   26. TABS (generic)
   ============================================================ */

.tab-bar {
  display: flex;
  gap: .25rem;
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: var(--space-md);
  overflow-x: auto;
}

.tab-bar-item {
  padding: .75rem 1.5rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  cursor: pointer;
  position: relative;
  transition: color var(--dur-fast);
  white-space: nowrap;
  background: none;
  border: none;
}

.tab-bar-item::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform var(--dur-norm) var(--ease-out);
}

.tab-bar-item:hover {
  color: var(--clr-text);
}

.tab-bar-item.active {
  color: var(--clr-accent);
}

.tab-bar-item.active::after {
  transform: scaleX(1);
}

.tab-panel {
  animation: fadeInUp .5s var(--ease-out);
}

.tab-panel[hidden] {
  display: none !important;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   27. CUSTOM SCROLLBAR
   ============================================================ */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--clr-bg-alt);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(0,118,192,0.3);
  border-radius: 4px;
  border: 2px solid var(--clr-bg-alt);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0,118,192,0.5);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(0,118,192,0.3) var(--clr-bg-alt);
}

/* ============================================================
   28. KEYFRAME ANIMATIONS
   ============================================================ */

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(60px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.3); }
}

@keyframes pulseRing {
  0% { transform: scale(1); opacity: 0; }
  50% { transform: scale(1.8); opacity: 0.4; }
  100% { transform: scale(2.5); opacity: 0; }
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes skeletonShimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================================
   29. LOADING / SKELETON STATES
   ============================================================ */

.skeleton {
  background: linear-gradient(90deg, var(--clr-surface) 25%, var(--clr-bg-card) 50%, var(--clr-surface) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton-text {
  height: 1em;
  width: 80%;
  margin-bottom: .5rem;
}

.skeleton-text.short {
  width: 40%;
}

.skeleton-card {
  height: 200px;
  border-radius: var(--radius-md);
}

/* Spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--clr-border);
  border-top-color: var(--clr-accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}

/* ============================================================
   30. FOCUS STYLES
   ============================================================ */

*:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
}

/* Remove outline on mouse click */
:focus:not(:focus-visible) {
  outline: none;
}

/* ============================================================
   31. SELECTION
   ============================================================ */

::selection {
  background: rgba(0,118,192,0.3);
  color: #fff;
}

/* ============================================================
   32. RESPONSIVE -- 1024px (tablet landscape)
   ============================================================ */

@media (max-width: 1024px) {
  /* Nav */
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-mobile-menu {
    display: flex;
  }

  /* Hero */
  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-xl);
  }

  .hero-subtext {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-visual {
    width: 320px;
  }

  /* App tiles -- 3 columns */
  .app-tiles-grid,
.app-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Contact -- stack */
  .contact-layout {
    grid-template-columns: 1fr;
  }

  /* Inventory -- stack */
  .inventory-layout {
    grid-template-columns: 1fr;
  }

  .inventory-results {
    position: static;
  }

  /* Filter bar wrap */
  .pt-filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .pt-filter-actions {
    margin-left: 0;
  }

  /* PT grid -- smaller headers/cells on tablet */
  .pt-header-row,
  .pt-row {
    grid-template-columns: 90px repeat(5, 1fr);
  }

  /* Comparison drawer */
  .comparison-drawer {
    max-height: 70vh;
  }
}

/* ============================================================
   33. RESPONSIVE -- 768px (tablet portrait / mobile)
   ============================================================ */

@media (max-width: 768px) {
  :root {
    --nav-h: 60px;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
  }

  /* Nav action buttons - hide labels */
  .nav-actions {
    gap: .25rem;
  }

  .nav-action-btn {
    width: 36px;
    height: 36px;
  }

  /* Hero */
  .hero-area {
    padding: var(--space-xl) var(--space-sm);
    min-height: auto;
  }

  .hero-visual {
    width: 260px;
  }

  .hero-heading {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  /* App tiles -- 2 columns */
  .app-tiles-grid,
.app-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }

  /* App detail */
  .app-detail-header {
    flex-direction: column;
  }

  .app-products-grid {
    grid-template-columns: 1fr;
  }

  /* Scene tabs */
  .scene-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .scene-tab {
    font-size: .8rem;
    padding: .5rem 1rem;
  }

  /* PT grid -- overflow scroll on mobile */
  .pt-grid {
    overflow-x: auto;
  }

  .pt-header-row,
  .pt-row {
    grid-template-columns: 90px repeat(5, minmax(100px, 1fr));
    min-width: 600px;
  }

  .pt-cell {
    padding: .5rem;
    font-size: .75rem;
    min-width: 100px;
  }

  /* Inventory */
  .inv-sw-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  }

  /* Email form */
  .email-form {
    padding: var(--space-md);
  }

  .email-form-row {
    flex-direction: column;
    gap: var(--space-sm);
  }

  /* Basket panel */
  .basket-panel {
    width: 100%;
    max-width: none;
  }

  /* Toast */
  .toast-container {
    right: var(--space-sm);
    left: var(--space-sm);
    bottom: var(--space-sm);
  }

  .toast {
    max-width: none;
  }

  /* Section header */
  .section-header {
    padding: var(--space-xl) var(--space-sm) 0;
  }

  /* Buttons -- slightly smaller on mobile */
  .btn {
    padding: .75rem 1.5rem;
    font-size: .9rem;
  }
}

/* ============================================================
   34. RESPONSIVE -- 480px (small mobile)
   ============================================================ */

@media (max-width: 480px) {
  /* App tiles -- 1 column */
  .app-tiles-grid,
.app-grid {
    grid-template-columns: 1fr;
  }

  /* Hero */
  .hero-visual {
    width: 200px;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
  }

  /* Nav logo */
  .nav-logo-subtitle {
    display: none;
  }


  /* App detail actions */
  .app-detail-actions {
    flex-direction: column;
  }

  .app-detail-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================================
   35. PRINT STYLES
   ============================================================ */

@media print {
  /* Remove decorative elements */
  .nav-bar,
  .scroll-progress,
  .basket-panel,
  .basket-backdrop,
  .chatbot-widget,
  .toast-container,
  .search-overlay,
  .comparison-drawer,
  .hero-particles,
  .hero-area::before,
  .hero-area::after,
  .nav-mobile-menu,
  .spec-modal-overlay,
  .multi-app-panel,
  .app-tile-checkbox {
    display: none !important;
  }

  /* Reset backgrounds for print */
  body {
    background: #fff;
    color: #1a1a1a;
  }

  .main-content {
    padding-top: 0;
  }

  .section {
    display: block !important;
    opacity: 1 !important;
    transform: none !important;
    page-break-inside: avoid;
  }

  .section[hidden] {
    display: block !important;
  }

  .hero-area {
    background: none;
    min-height: auto;
    padding: 2rem 0;
  }

  h1, h2, h3, h4, h5, h6 {
    color: #1a1a1a;
    -webkit-text-fill-color: #1a1a1a;
    background: none;
  }

  p {
    color: #333;
  }

  .app-tile,
  .pt-cell,
  .card,
  .inventory-form,
  .inventory-results,
  .email-form,
  .spec-modal {
    background: #fff;
    border: 1px solid #ddd;
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .btn-primary {
    background: #0076C0;
    box-shadow: none;
  }

  /* Keep gradient text legible */
  .gradient-text,
  .hero-heading {
    -webkit-text-fill-color: #0076C0;
    color: #0076C0;
    background: none;
  }

  /* Print all sections */
  .section.active {
    animation: none;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: .8em;
    color: #666;
  }

  .btn::after {
    content: none;
  }

  @page {
    margin: 1.5cm;
  }
}

/* ============================================================
   36. REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .reveal-blur {
    opacity: 1;
    transform: none;
    filter: none;
  }

  .hero-scope-svg {
    animation: none;
  }

  .particle {
    display: none;
  }
}

/* ============================================================
   TAB-BASED NAVIGATION SYSTEM
   ============================================================ */

/* Tab content container — sections hide/show */
.tab-content > .tab-section {
  display: none;
}
.tab-content > .tab-section.tab-active {
  display: block;
  animation: tabFadeIn 0.35s var(--ease-out);
}

@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Nav tab buttons */
.nav-tab {
  display: flex;
  align-items: center;
  gap: .3rem;
  padding: .5rem .85rem;
  font-size: .85rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  white-space: nowrap;
  transition: color var(--dur-fast), border-color var(--dur-fast);
  position: relative;
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.nav-tab:hover {
  color: var(--clr-text);
}

.nav-tab.active {
  color: var(--clr-accent);
  font-weight: 600;
  border-bottom-color: var(--clr-accent);
}

/* TDY logo in nav */
.nav-tdy-logo {
  width: 28px;
  height: 28px;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
}

/* TDY 3D extruded logo in hero */
.hero-tdy-coin {
  width: 166px;
  height: 80px;
  perspective: 500px;
  filter:
    drop-shadow(0 6px 20px rgba(0,0,0,0.4))
    drop-shadow(0 0 30px rgba(0,118,192,0.35));
}

.hero-tdy-spin {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: tdy-spin 16s linear infinite;
}

/* Each layer is the full SVG shape — no circle, no clipping */
.tdy-layer {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tdy-layer img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

/* Front face — slightly brighter white */
.tdy-front {
  transform: translateZ(6px);
}
.tdy-front img {
  filter: brightness(0) invert(1) drop-shadow(0 0 4px rgba(0,163,224,0.4));
}

/* Back face — same logo, visible from behind */
.tdy-back {
  transform: rotateY(180deg) translateZ(6px);
}
.tdy-back img {
  transform: scaleX(-1);
  filter: brightness(0) invert(1) drop-shadow(0 0 4px rgba(0,163,224,0.4));
}

/* Depth layers — slightly darker/tinted copies of the SVG stacked between front and back */
.tdy-depth {
  transform: translateZ(var(--z));
}

.tdy-depth img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.65;
}

@keyframes tdy-spin {
  to { transform: rotateY(360deg); }
}

/* Mobile horizontal scroll for tabs */
@media (max-width: 768px) {
  .nav-links {
    display: flex;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    gap: 0;
    max-width: 100%;
    flex: 1;
  }
  .nav-links::-webkit-scrollbar {
    display: none;
  }
  .nav-tab {
    font-size: .75rem;
    padding: .4rem .6rem;
  }
}

@media (max-width: 480px) {
  .nav-links {
    display: none;
  }
}

/* ============================================================
   SCOPE SELECTOR BAR (Applications tab)
   ============================================================ */

.app-scope-selector {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: var(--z-sticky);
}

.app-scope-selector-inner {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.app-scope-label {
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  white-space: nowrap;
}

.app-scope-search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.app-scope-search-wrap > svg,
.app-scope-search-wrap > i {
  color: var(--clr-text-muted);
  flex-shrink: 0;
}

.app-scope-input {
  flex: 1;
  min-width: 0;
}

.app-scope-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-hover);
  border-radius: var(--radius-md);
  margin-top: 4px;
  max-height: 320px;
  overflow-y: auto;
  z-index: var(--z-overlay);
  box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,118,192,0.1);
}
.app-scope-suggestions[hidden] {
  display: none;
}

.app-scope-option {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  width: 100%;
  padding: .65rem 1rem;
  background: none;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
  text-align: left;
  color: var(--clr-text);
  font-family: inherit;
  transition: background var(--dur-fast);
}
.app-scope-option:hover {
  background: rgba(0,118,192,0.12);
}
.app-scope-option span {
  font-size: .8rem;
  color: var(--clr-text-muted);
}

.app-scope-no-match {
  padding: .75rem 1rem;
  color: var(--clr-text-muted);
  font-size: .85rem;
  text-align: center;
}

.app-scope-selected-name {
  font-weight: 600;
  color: var(--clr-accent);
  font-size: .9rem;
}

/* Disabled app tile (scope doesn't support it) */
.app-tile.app-tile-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
  filter: grayscale(0.5);
}

.app-tile.app-tile-disabled:hover {
  transform: none;
  box-shadow: none;
}

/* Hide checkbox on disabled tiles */
.app-tile.app-tile-disabled .app-tile-checkbox {
  display: none;
}

/* Multi-app panel responsive */
@media (max-width: 768px) {
  .multi-app-panel {
    padding: var(--space-sm) var(--space-md);
  }
  .multi-app-panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .multi-app-tags {
    flex-direction: column;
  }
  .multi-app-tag {
    flex-wrap: wrap;
  }
  .multi-app-version-select {
    max-width: 100%;
  }
}

/* ============================================================
   MIN / RECOMMENDED SETUP TABLES
   ============================================================ */

.app-setup-tables {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .app-setup-tables {
    grid-template-columns: 1fr;
  }
}

.app-setup-table {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.app-setup-table h4 {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  color: var(--clr-text);
}

.app-setup-min {
  border-top: 3px solid var(--clr-text-muted);
}

.app-setup-rec {
  border-top: 3px solid var(--clr-accent);
}

.app-setup-items {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-bottom: var(--space-sm);
}

.app-setup-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  color: var(--clr-text-dim);
}

.app-setup-item-type {
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  font-size: .7rem;
  letter-spacing: .05em;
  min-width: 60px;
}

/* ============================================================
   SCOPE VIEW TOGGLE
   ============================================================ */

.scope-view-toggle {
  display: flex;
  gap: .25rem;
  padding: .25rem;
  background: var(--clr-bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  width: fit-content;
  margin-bottom: var(--space-md);
}

.scope-view-btn {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1rem;
  border-radius: var(--radius-md);
  font-size: .85rem;
  font-weight: 500;
  color: var(--clr-text-dim);
  transition: all var(--dur-fast) var(--ease-out);
  border: none;
  background: none;
  cursor: pointer;
}

.scope-view-btn svg {
  width: 16px;
  height: 16px;
}

.scope-view-btn:hover {
  color: var(--clr-text);
  background: rgba(0,118,192,0.05);
}

.scope-view-btn.active {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 2px 12px rgba(0,118,192,0.25);
}

/* ============================================================
   SCOPE CARD GRID (comparison.js)
   ============================================================ */

.scope-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-md);
}

.scope-card-grid.has-comparison {
  padding-bottom: 320px;
}

.scope-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  transition: all var(--dur-norm) var(--ease-out);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.scope-card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), 0 0 30px rgba(0,118,192,0.12);
}

.scope-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
}

.scope-card-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-text);
}

.scope-card-family {
  display: inline-flex;
  padding: .15rem .6rem;
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  white-space: nowrap;
}

.scope-card-desc {
  font-size: .9rem;
  color: var(--clr-text-dim);
  line-height: 1.5;
  flex: 1;
}

.scope-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
}

.scope-card-spec {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .25rem .6rem;
  border-radius: var(--radius-full);
  font-size: .82rem;
  font-weight: 500;
  background: rgba(0,118,192,0.08);
  color: var(--clr-text-dim);
  border: 1px solid var(--clr-border);
}

.scope-card-actions {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding-top: var(--space-xs);
  border-top: 1px solid var(--clr-border);
}

.scope-card-compare {
  display: flex;
  align-items: center;
  gap: .3rem;
  font-size: .8rem;
  color: var(--clr-text-dim);
  cursor: pointer;
}

.scope-card-compare input[type="checkbox"] {
  accent-color: var(--clr-accent);
}

/* ============================================================
   PROBE CATEGORY PILLS
   ============================================================ */

.probe-category-pills {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.probe-cat-pill {
  padding: .4rem 1rem;
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 500;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}

.probe-cat-pill:hover {
  border-color: var(--clr-border-hover);
  color: var(--clr-text);
}

.probe-cat-pill.active {
  background: rgba(0,118,192,0.12);
  border-color: var(--clr-accent);
  color: #00a3e0;
}

/* Probe comparison table within a group */
.probe-group-section {
  margin-bottom: var(--space-xl);
}

.probe-group-heading {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: var(--space-sm);
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--clr-border);
}

/* --- Comparison.js probe groups --- */
.probe-group {
  margin-bottom: var(--space-lg);
}

.probe-group-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: var(--space-sm);
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--clr-border);
}

.probe-group-count {
  font-weight: 400;
  color: var(--clr-text-muted);
  font-size: .9rem;
}

/* Probe category cards */
.probe-category-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-left: 4px solid var(--probe-cat-color, var(--clr-accent));
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, color-mix(in srgb, var(--probe-cat-color, #0076C0) 5%, transparent), transparent);
}

.probe-category-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--clr-border);
}

.probe-category-header .probe-group-title {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.probe-category-header .probe-group-count {
  font-size: .75rem;
}

.probe-compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.probe-compare-row {
  cursor: pointer;
  transition: background var(--dur-fast);
}

.probe-model-cell {
  white-space: nowrap;
  color: var(--clr-accent) !important;
}

.probe-action-cell {
  text-align: right;
  white-space: nowrap;
}

/* --- Scope card spec label/value differentiation --- */
.scope-card-spec-label { font-size: .72rem; color: var(--clr-text-muted); }
.scope-card-spec-value { font-weight: 600; color: var(--clr-text); }

/* --- Comparison drawer enhancements --- */
.comparison-table-wrap {
  overflow-x: auto;
  flex: 1;
}

.comparison-scope-header {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}

.comparison-scope-header strong {
  color: var(--clr-text);
}

.comparison-spec-label {
  font-weight: 600;
  color: var(--clr-text-muted) !important;
  white-space: nowrap;
}

.comparison-action-row td {
  border-bottom: none;
  padding-top: var(--space-sm);
}

.btn-xs {
  padding: .15rem .4rem;
  font-size: .7rem;
}

.probe-compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}

.probe-compare-table th {
  text-align: left;
  padding: .75rem 1.25rem;
  font-weight: 600;
  font-size: .9rem;
  color: var(--clr-text-dim);
  border-bottom: 1px solid var(--clr-border);
  white-space: nowrap;
}

.probe-compare-table td {
  padding: .75rem 1.25rem;
  color: var(--clr-text);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.probe-compare-table .probe-model-cell {
  min-width: 100px;
}

.probe-compare-table .probe-name-cell {
  min-width: 200px;
}

.probe-compare-table tr:hover td {
  background: rgba(0,118,192,0.04);
}

/* ─── Inventory Probe Step ──────────────────────────────────────────────── */
.inv-probe-category { margin-bottom: 1.25rem; }
.inv-probe-cat-header { padding: .5rem 0; border-bottom: 1px solid var(--clr-border); margin-bottom: .5rem; }
.inv-probe-cat-name { font-weight: 600; font-size: .95rem; }
.inv-probe-grid { display: flex; flex-direction: column; gap: .35rem; }
.inv-probe-item { display: flex; align-items: center; gap: .5rem; padding: .5rem .75rem; border-radius: var(--radius-md); background: var(--clr-surface); border: 1px solid var(--clr-border); cursor: pointer; transition: all var(--dur-fast); }
.inv-probe-item:hover { border-color: var(--clr-border-hover); }
.inv-probe-item.checked { border-color: var(--clr-accent); background: rgba(0,118,192,0.08); }
.inv-probe-info { display: flex; align-items: center; gap: .75rem; flex: 1; }
.inv-probe-model { font-weight: 600; font-size: .85rem; min-width: 80px; }
.inv-probe-bw { font-size: .8rem; color: var(--clr-text-muted); }
.inv-probe-conn { font-size: .75rem; color: var(--clr-text-dim); }
.inv-probe-acc { font-size: .75rem; color: var(--clr-text-dim); font-style: italic; }

/* ─── Filter Range Sliders ─────────────────────────────────────────────── */
.filter-range-wrap {
  position: relative;
  width: 260px;
  height: 52px;
  display: flex;
  align-items: center;
}
.filter-range-track {
  position: absolute;
  width: 100%;
  height: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  pointer-events: none;
}
.filter-range {
  position: absolute;
  width: 100%;
  height: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  pointer-events: none;
  -webkit-appearance: none;
  appearance: none;
  outline: none;
  margin: 0;
}
.filter-range::-webkit-slider-runnable-track {
  height: 4px;
  background: transparent;
}
.filter-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 24px;
  border-radius: 3px;
  background: linear-gradient(135deg, #00a3e0, #0076C0);
  border: 2px solid rgba(255,255,255,0.9);
  cursor: pointer;
  pointer-events: all;
  box-shadow: 0 2px 8px rgba(0,118,192,0.4), 0 0 0 3px rgba(0,118,192,0.1);
  margin-top: -10px;
  transition: box-shadow 150ms ease;
}
.filter-range::-webkit-slider-thumb:hover {
  box-shadow: 0 2px 12px rgba(0,118,192,0.6), 0 0 0 5px rgba(0,118,192,0.15);
}
.filter-range::-moz-range-thumb {
  width: 12px;
  height: 24px;
  border-radius: 3px;
  background: linear-gradient(135deg, #00a3e0, #0076C0);
  border: 2px solid rgba(255,255,255,0.9);
  cursor: pointer;
  pointer-events: all;
  box-shadow: 0 2px 8px rgba(0,118,192,0.4);
}
.filter-range-min {
  z-index: 1;
}
.filter-range-max {
  z-index: 2;
}
.filter-range-labels {
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  font-size: .85rem;
  font-weight: 500;
  color: rgba(148,163,184,1.0);
  font-variant-numeric: tabular-nums;
}
.filter-active-count {
  font-size: .72rem;
  color: #4dd0e1;
  font-weight: 600;
  padding: .2rem .5rem;
  background: rgba(0,118,192,0.12);
  border-radius: var(--radius-full);
}

/* ============================================================
   WELCOME MODAL
   ============================================================ */
.welcome-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(10,15,26,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}
.welcome-modal-overlay[hidden] {
  display: none;
}
.welcome-modal {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  animation: welcomeFadeIn 0.5s var(--ease-out);
}
@keyframes welcomeFadeIn {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.welcome-modal-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}
.welcome-logo {
  margin: 0 auto var(--space-sm);
}
.welcome-modal-header h2 {
  font-size: 1.5rem;
  margin-bottom: .5rem;
}
.welcome-modal-header p {
  font-size: .95rem;
}
.welcome-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.welcome-actions {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  align-items: center;
  margin-top: var(--space-sm);
}
.welcome-actions .btn-primary {
  width: 100%;
}
.welcome-actions .btn-ghost {
  font-size: .9rem;
  color: var(--clr-text-muted);
}

/* ============================================================
   TECHNICAL DOCUMENTS TAB
   ============================================================ */

.doc-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: var(--space-md);
}

.doc-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: all var(--dur-norm) var(--ease-out);
}

.doc-card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), 0 0 30px rgba(0,118,192,0.12);
}

.doc-card-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0,118,192,0.12);
  color: var(--clr-accent);
}

.doc-card-icon i,
.doc-card-icon svg {
  width: 24px;
  height: 24px;
}

.doc-card-body {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  flex: 1;
  min-width: 0;
}

.doc-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-text);
}

.doc-card-desc {
  font-size: .88rem;
  color: var(--clr-text-dim);
  line-height: 1.5;
}

.doc-card-meta {
  font-size: .75rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.doc-card-action {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  min-width: 40px;
  color: var(--clr-text-muted);
  transition: color var(--dur-fast);
}

.doc-card-action i,
.doc-card-action svg {
  width: 20px;
  height: 20px;
}

.doc-card:hover .doc-card-action {
  color: var(--clr-accent);
}

@media (max-width: 480px) {
  .doc-card-grid {
    grid-template-columns: 1fr;
  }
  .doc-card {
    flex-direction: column;
    text-align: center;
    padding: var(--space-md);
  }
  .doc-card-action {
    display: none;
  }
}

/* ============================================================
   END OF DESIGN SYSTEM
   ============================================================ */