/* ==========================================================================
   Elias Lim · Light-First Scroll-Animated Repository Showcase (styles.css)
   Scroll-Driven 3D Stage · Full-Width Repo Showcases · 2-Column Promo Grid
   ========================================================================== */

:root {
  /* Default Light Theme Tokens (Crisp Alabaster & Silver Titanium) */
  --bg-primary: #f5f5f7;
  --bg-elevated: #ffffff;
  --bg-canvas: #f2f3f7;
  --bg-subtle: #e5e7ed;
  --bg-nav: rgba(255, 255, 255, 0.84);
  --bg-hero: radial-gradient(ellipse 80% 55% at 50% 58%, #e8eef7 0%, #ffffff 74%);

  --text-primary: #1d1d1f;
  --text-secondary: #49494d;
  --text-muted: #6e6e73;

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.16);

  --apple-blue: #0071e3;
  --apple-blue-hover: #0077ed;
  --apple-link: #0066cc;

  --accent: #0071e3;
  --accent-subtle: rgba(0, 113, 227, 0.1);
  --accent-text: #0066cc;

  --signal-green: #1d9bf0;
  --signal-emerald: #1f9d55;
  --signal-amber: #d97706;
  --signal-teal: #0891b2;

  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.04);
  --shadow-card: 0 6px 24px rgba(15, 23, 42, 0.05);
  --shadow-card-hover: 0 16px 38px rgba(15, 23, 42, 0.09);
  --shadow-deck:
    0 24px 60px rgba(15, 23, 42, 0.12),
    0 2px 8px rgba(15, 23, 42, 0.05);
  --shadow-modal: 0 28px 68px rgba(15, 23, 42, 0.22);

  --wordmark-gradient: linear-gradient(
    112deg,
    #cbd5e1 0%,
    #64748b 18%,
    #38bdf8 34%,
    #e0f2fe 42%,
    #0284c7 50%,
    #94a3b8 64%,
    #f59e0b 78%,
    #64748b 90%,
    #cbd5e1 100%
  );

  --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', 'Plus Jakarta Sans', Arial, sans-serif;
  --font-mono: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', 'Plus Jakarta Sans', Arial, sans-serif;

  --max-width: 1080px;
  --radius-sm: 10px;
  --radius-md: 20px;
  --radius-lg: 26px;
  --radius-pill: 980px;

  --spring-out: cubic-bezier(0.16, 1, 0.3, 1);
  --spring-bounce: cubic-bezier(0.34, 1.45, 0.64, 1);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="dark"] {
  /* Optional Dark Theme Tokens */
  --bg-primary: #000000;
  --bg-elevated: #121214;
  --bg-canvas: #18181b;
  --bg-subtle: #242429;
  --bg-nav: rgba(22, 22, 23, 0.84);
  --bg-hero: radial-gradient(ellipse 80% 55% at 50% 58%, #131824 0%, #000000 74%);

  --text-primary: #f5f5f7;
  --text-secondary: #a1a1a6;
  --text-muted: #86868b;

  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.22);

  --apple-blue: #0071e3;
  --apple-blue-hover: #0077ed;
  --apple-link: #2997ff;

  --accent: #2997ff;
  --accent-subtle: rgba(41, 151, 255, 0.15);
  --accent-text: #5ac8fa;

  --signal-emerald: #30d158;
  --signal-amber: #ffd60a;
  --signal-teal: #64d2ff;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.45);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-card-hover: 0 18px 46px rgba(0, 0, 0, 0.7);
  --shadow-deck: 0 28px 70px rgba(0, 0, 0, 0.85);
  --shadow-modal: 0 32px 76px rgba(0, 0, 0, 0.82);

  --wordmark-gradient: linear-gradient(
    112deg,
    #3a3d45 0%,
    #d8dde6 18%,
    #f5cba7 34%,
    #2b3038 50%,
    #9ad0f5 68%,
    #eef2f7 82%,
    #484d56 100%
  );
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-variant-numeric: tabular-nums;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  transition:
    background-color 320ms var(--ease-smooth),
    color 320ms var(--ease-smooth);
}

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

button,
input,
select,
textarea {
  font-family: var(--font-sans);
  font-variant-numeric: tabular-nums;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   1. Frosted Global Navigation Ribbon (46px)
   ========================================================================== */

.global-nav {
  position: sticky;
  top: 0;
  z-index: 60;
  height: 48px;
  background: var(--bg-nav);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-content {
  max-width: 1040px;
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nav-monogram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--text-primary);
  color: var(--bg-elevated);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.nav-brand-text {
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-link {
  font-size: 0.79rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
  transition: color 180ms var(--ease-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  cursor: pointer;
  transition:
    color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    background-color 180ms var(--ease-smooth);
}

.nav-icon-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-subtle);
}

/* ==========================================================================
   2. Full-Viewport Light-First Hero Stage
   ========================================================================== */

.hero-stage {
  position: relative;
  min-height: calc(100vh - 48px);
  background: var(--bg-hero);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 52px 20px 32px;
  overflow: hidden;
  text-align: center;
  border-bottom: 12px solid var(--bg-primary);
}

.hero-copy {
  position: relative;
  z-index: 4;
  max-width: 760px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 10px;
}

.hero-headline {
  font-size: clamp(2.8rem, 6vw, 4.4rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.hero-subhead {
  font-size: clamp(1.12rem, 2.1vw, 1.42rem);
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 24px;
  line-height: 1.48;
}

/* Pill CTA Buttons */
.cta-pill-group {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.apple-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition:
    transform 240ms var(--spring-out),
    background-color 200ms var(--ease-smooth),
    color 200ms var(--ease-smooth),
    border-color 200ms var(--ease-smooth);
}

.apple-pill:hover {
  transform: scale(1.02);
}

.apple-pill:active {
  transform: scale(0.98);
}

.apple-pill.solid {
  background: var(--apple-blue);
  color: #ffffff;
  border: 1px solid var(--apple-blue);
}

.apple-pill.solid:hover {
  background: var(--apple-blue-hover);
}

.apple-pill.outline {
  background: transparent;
  color: var(--apple-link);
  border: 1px solid var(--apple-link);
}

.apple-pill.outline:hover {
  background: var(--apple-blue);
  border-color: var(--apple-blue);
  color: #ffffff;
}

.apple-pill.subtle {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  padding: 10px 16px;
  box-shadow: var(--shadow-sm);
}

.apple-pill.subtle:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
}

/* Inline Brand & Company SVG Logos */
.brand-icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: -2px;
}

.brand-icon-img {
  width: auto;
  height: 15px;
  max-width: 28px;
  object-fit: contain;
  border-radius: 2px;
}

.icon-linkedin {
  color: #0a66c2;
}

.icon-scholar {
  color: #4285f4;
}

[data-theme="dark"] .icon-linkedin {
  color: #58a6ff;
}

[data-theme="dark"] .icon-scholar {
  color: #79c0ff;
}

.chapter-pill,
.mini-card-title,
.timeline-tag,
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Sculpted Metallic Backdrop Wordmark + 3D Scroll-Tilting Project Stage */
.hero-visual-stage {
  position: relative;
  width: 100%;
  max-width: 1040px;
  margin: 16px auto 10px;
  perspective: 1400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.metallic-wordmark {
  --wordmark-spot-size: 0px;
  position: relative;
  font-size: clamp(4.4rem, 15vw, 11.6rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 0.88;
  user-select: none;
  pointer-events: none;
  text-transform: uppercase;
  background-image:
    radial-gradient(
      var(--wordmark-spot-size) circle at var(--wordmark-spot-x, 50%) var(--wordmark-spot-y, 50%),
      rgba(0, 113, 227, 0.96) 0%,
      rgba(56, 189, 248, 0.78) 28%,
      rgba(245, 158, 11, 0.58) 54%,
      transparent 78%
    ),
    var(--wordmark-gradient);
  background-size: 100% 100%, 240% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.72;
  transform:
    translate3d(0, var(--wordmark-y, 0px), 0)
    scale(var(--wordmark-scale, 1));
  transition:
    opacity 260ms var(--ease-smooth),
    filter 260ms var(--ease-smooth);
  animation: titaniumShimmer 6.5s ease-in-out infinite alternate;
  will-change: transform, background-position;
}

[data-theme="dark"] .metallic-wordmark {
  background-image:
    radial-gradient(
      var(--wordmark-spot-size) circle at var(--wordmark-spot-x, 50%) var(--wordmark-spot-y, 50%),
      rgba(255, 255, 255, 0.98) 0%,
      rgba(90, 200, 250, 0.85) 30%,
      rgba(245, 158, 11, 0.62) 56%,
      transparent 78%
    ),
    var(--wordmark-gradient);
}

.hero-visual-stage.is-hovered .metallic-wordmark {
  --wordmark-spot-size: 260px;
  opacity: 0.95;
  filter: drop-shadow(0 8px 22px rgba(0, 113, 227, 0.16));
}

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

.hardware-deck,
.hardware-deck.stage-deck {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 960px;
  margin-top: -36px;
  transform:
    rotateX(var(--deck-tilt, 14deg))
    translateY(var(--deck-y, 0px))
    scale(var(--deck-scale, 0.96));
  transform-style: preserve-3d;
  will-change: transform;
}

.hardware-bezel {
  position: relative;
  width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  border-radius: 22px;
  padding: 20px 24px 24px;
  background: var(--bg-elevated);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-deck);
  text-align: left;
  transition:
    border-color 240ms var(--ease-smooth),
    box-shadow 280ms var(--ease-smooth);
}

.bezel-top-bar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.bezel-dots {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.bezel-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.bezel-dots span:nth-child(1) {
  background: #ff5f56;
}

.bezel-dots span:nth-child(2) {
  background: #ffbd2e;
}

.bezel-dots span:nth-child(3) {
  background: #27c93f;
}

.bezel-title {
  font-family: var(--font-mono);
  font-size: 0.71rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bezel-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 18px;
  width: 100%;
  box-sizing: border-box;
}

.bezel-pane {
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  transition:
    transform 240ms var(--spring-out),
    border-color 220ms var(--ease-smooth),
    box-shadow 240ms var(--ease-smooth);
}

.bezel-pane:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border-strong));
  box-shadow: var(--shadow-sm);
}

.bezel-pane:hover .hero-stream,
.bezel-pane:hover .trace-packet {
  animation-duration: 0.85s;
}

.pane-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
  min-width: 0;
}

.pane-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.pane-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  flex-shrink: 0;
}

.hero-deck-svg {
  width: 100%;
  height: 118px;
  overflow: hidden;
}

.deck-svg-label {
  font-family: var(--font-mono);
  font-size: 9px;
  fill: var(--text-muted);
}

.deck-svg-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  fill: var(--accent-text);
}

.deck-node {
  fill: var(--bg-elevated);
  stroke: var(--text-primary);
  stroke-width: 1.6;
  transition:
    stroke 260ms var(--ease-smooth),
    fill 260ms var(--ease-smooth),
    transform 320ms var(--spring-out);
  transform-box: fill-box;
  transform-origin: center;
}

.deck-node.active-ring {
  stroke: var(--accent);
  stroke-width: 2;
  animation: activeBorderPulse 2.8s ease-in-out infinite alternate;
}

@keyframes activeBorderPulse {
  0% {
    stroke-width: 1.8;
    filter: drop-shadow(0 0 0px transparent);
  }
  100% {
    stroke-width: 2.3;
    filter: drop-shadow(0 0 6px var(--accent-subtle));
  }
}

.hero-stream {
  animation: packetStream 1.5s linear infinite;
}

.telemetry-metrics {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 6px;
}

.metric-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.metric-top {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.metric-val {
  color: var(--accent-text);
  font-weight: 500;
}

.metric-track {
  height: 6px;
  border-radius: 3px;
  background: var(--bg-subtle);
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  border-radius: 3px;
  transform-origin: left center;
  transform: scaleX(0);
  transition:
    width 520ms var(--spring-out),
    transform 900ms var(--spring-out);
}

.hero-stage .metric-fill,
.scroll-stage.is-inview .metric-fill {
  transform: scaleX(1);
}

.metric-fill.fill-blue {
  width: 71%;
  background: var(--accent);
}

.metric-fill.fill-teal {
  width: 95%;
  background: var(--signal-teal);
}

.metric-fill.fill-green {
  width: 100%;
  background: var(--signal-emerald);
}

@keyframes metricFillIn {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-top: 10px;
  transition: color 180ms var(--ease-smooth);
}

.scroll-cue:hover {
  color: var(--text-primary);
}

.scroll-chevron {
  display: inline-block;
  animation: chevronBounce 2s ease-in-out infinite;
}

@keyframes chevronBounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(4px);
  }
}

@keyframes heroRise {
  0% {
    opacity: 0;
    transform: translateY(22px) scale(0.98);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.reveal-hero {
  opacity: 0;
  animation: heroRise 760ms var(--spring-out) forwards;
  animation-delay: var(--d, 0ms);
}

/* ==========================================================================
   2B. Interactive Animated Self-Introduction Stage (#about) & Full-Stage Showcases
   ========================================================================== */

.repo-showcase {
  position: relative;
  min-height: calc(100vh - 48px);
  padding: 56px 20px 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
  border-bottom: 12px solid var(--bg-primary);
  overflow: hidden;
}

.repo-showcase.surface-white {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.repo-showcase.surface-alabaster {
  background: var(--bg-hero);
  color: var(--text-primary);
}

.stage-hero-headline {
  font-size: clamp(2.2rem, 4.6vw, 3.5rem);
}

.about-chapter-pills {
  margin-top: 4px;
}

.chapter-pill {
  padding: 8px 15px !important;
  font-size: 0.76rem !important;
}

.about-svg-stage {
  position: relative;
  width: 100%;
  min-height: 118px;
}

.about-scene {
  display: none;
  opacity: 0;
}

.about-scene.is-active {
  display: block;
  animation: heroRise 420ms var(--spring-out) forwards;
}

.about-live-story {
  font-size: 0.86rem;
  line-height: 1.58;
  color: var(--text-secondary);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  transition: opacity 220ms var(--ease-smooth);
}

.about-mini-bento {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}

.about-mini-card {
  text-align: left;
  padding: 10px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
  transition:
    transform 220ms var(--spring-out),
    border-color 180ms var(--ease-smooth),
    background-color 180ms var(--ease-smooth);
}

.about-mini-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.about-mini-card.active {
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.mini-card-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  color: var(--accent-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mini-card-title {
  font-family: var(--font-sans);
  font-size: 0.77rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  max-width: 100%;
}

.mini-card-title span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mini-card-sub {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  max-width: 100%;
}

.about-bars {
  margin-top: 4px;
}

/* ==========================================================================
   4. 2-Column Product Promo Grid (#projects)
   ========================================================================== */

.section {
  padding: 76px 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.section:last-of-type {
  border-bottom: none;
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 36px;
}

.section-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 6px;
}

.section-title {
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.028em;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.section-subtitle {
  font-size: 0.96rem;
  color: var(--text-muted);
  max-width: 540px;
}

/* Segmented Filter Bar */
.filter-bar {
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  gap: 2px;
}

.filter-pill-bg {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: 0;
  border-radius: var(--radius-pill);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
  transition:
    transform 340ms var(--spring-out),
    width 340ms var(--spring-out);
  z-index: 0;
}

.filter-btn {
  position: relative;
  z-index: 1;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: color 200ms var(--ease-smooth);
}

.filter-btn:hover,
.filter-btn.active {
  color: var(--text-primary);
}

.filter-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: 3px;
}

/* 2-Column Promotional Grid */
.promo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  text-align: center;
  opacity: 0;
  animation: heroRise 580ms var(--spring-out) forwards;
  animation-delay: var(--card-delay, 0ms);
  transition:
    transform 340ms var(--spring-out),
    box-shadow 340ms var(--spring-out),
    border-color 220ms var(--ease-smooth);
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    480px circle at var(--mouse-x, 50%) var(--mouse-y, 0%),
    color-mix(in srgb, var(--accent) 7%, transparent),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 280ms var(--ease-smooth);
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card-hover);
}

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

.project-body {
  padding: 30px 28px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
}

.project-meta-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.project-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.022em;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.project-title a:hover {
  color: var(--accent);
}

.project-summary {
  font-size: 0.92rem;
  color: var(--text-secondary);
  max-width: 440px;
  margin-bottom: 14px;
  line-height: 1.55;
}

.promo-links {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 6px;
}

.apple-text-link {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--apple-link);
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.apple-text-link:hover {
  text-decoration: underline;
}

.arch-drawer {
  width: 100%;
  text-align: left;
}

.arch-collapse {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 340ms var(--spring-out);
}

.arch-drawer.is-open .arch-collapse {
  grid-template-rows: 1fr;
}

.arch-collapse-inner {
  overflow: hidden;
}

.arch-text {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.58;
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
  margin-top: 10px;
}

.stack-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-muted);
  background: var(--bg-canvas);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.project-visual {
  position: relative;
  min-height: 184px;
  height: auto;
  background: var(--bg-canvas);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 18px 12px;
}

.visual-svg {
  width: 100%;
  height: 108px;
  max-width: 340px;
  overflow: hidden;
}

.sandbox-bar {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 8px;
  padding-top: 6px;
  border-top: 1px dashed var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  z-index: 2;
}

.sandbox-readout {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-secondary);
}

.sandbox-pills {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.sandbox-pill {
  font-family: var(--font-mono);
  font-size: 0.69rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color 180ms var(--ease-smooth),
    color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    transform 180ms var(--spring-bounce);
}

.sandbox-pill:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.sandbox-pill.active {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent-text);
}

.clickable-node {
  cursor: pointer;
}

.clickable-node.is-selected .trace-node {
  stroke: var(--accent) !important;
  stroke-width: 2.2px !important;
  fill: var(--accent-subtle) !important;
  animation: activeBorderPulse 2.4s ease-in-out infinite alternate;
}

.clickable-node text,
.hero-deck-svg text,
.visual-svg text {
  stroke: none !important;
  stroke-width: 0 !important;
}

.trace-edge {
  stroke: var(--border-strong);
  stroke-width: 1.5;
  fill: none;
}

.trace-packet {
  stroke: var(--accent);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 6 18;
  stroke-dashoffset: 48;
  animation: packetStream 1.6s linear infinite;
}

.project-card:hover .trace-packet {
  animation-duration: 1s;
}

@keyframes packetStream {
  to {
    stroke-dashoffset: 0;
  }
}

.trace-node {
  fill: var(--bg-elevated);
  stroke: var(--text-primary);
  stroke-width: 1.6;
  transition:
    transform 340ms var(--spring-bounce),
    stroke 240ms var(--ease-smooth),
    fill 240ms var(--ease-smooth);
  transform-box: fill-box;
  transform-origin: center;
}

.trace-node.node-accent {
  stroke: var(--accent);
  stroke-width: 1.9;
  animation: activeBorderPulse 2.8s ease-in-out infinite alternate;
}

.project-card:hover .trace-node.node-accent {
  stroke: var(--accent);
  transform: scale(1.06);
}

.visual-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: -0.01em;
  fill: var(--text-secondary);
}

.visual-badge {
  font-family: var(--font-mono);
  font-size: 9.2px;
  font-weight: 600;
  letter-spacing: -0.01em;
  fill: var(--accent-text);
}

.token-fill-bar {
  transform: none !important;
  transition:
    width 460ms var(--spring-out),
    fill 260ms var(--ease-smooth);
}

.check-pill {
  opacity: 0.55;
  transform: translateY(2px);
  transition:
    opacity 280ms var(--spring-out),
    transform 280ms var(--spring-bounce);
}

.project-card:hover .check-pill.c1,
.check-pill.is-highlighted {
  opacity: 1;
  transform: translateY(0);
}

.project-card:hover .check-pill.c2 {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 90ms;
}

.project-card:hover .check-pill.c3 {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 160ms;
}

.kt-bar {
  transform-box: fill-box;
  transform-origin: bottom;
  transition: transform 480ms var(--spring-bounce);
  animation: ktBarPulse 3.2s ease-in-out infinite alternate;
}

.kt-bar.b2 {
  animation-delay: 0.6s;
}

.kt-bar.b3 {
  animation-delay: 1.2s;
}

@keyframes ktBarPulse {
  0% {
    transform: scaleY(0.96);
  }
  100% {
    transform: scaleY(1.06);
  }
}

.project-card:hover .kt-bar.b1 {
  transform: scaleY(1.08);
}

.project-card:hover .kt-bar.b2 {
  transform: scaleY(1.12);
}

.project-card:hover .kt-bar.b3 {
  transform: scaleY(1.06);
}

.fan-card {
  transform-box: fill-box;
  transform-origin: bottom center;
  transition: transform 420ms var(--spring-bounce);
}

.fan-card.fc-mid {
  animation: fanMidPulse 3.4s ease-in-out infinite alternate;
}

@keyframes fanMidPulse {
  0% {
    transform: translateY(0) scale(1);
  }
  100% {
    transform: translateY(-3px) scale(1.015);
  }
}

.project-card:hover .fan-card.fc-left {
  transform: translateX(-14px) translateY(-4px) rotate(-8deg);
}

.project-card:hover .fan-card.fc-mid {
  transform: translateY(-8px) scale(1.03);
}

.project-card:hover .fan-card.fc-right {
  transform: translateX(14px) translateY(-4px) rotate(8deg);
}

.ci-band {
  opacity: 0.24;
  transition:
    opacity 320ms var(--ease-smooth),
    transform 440ms var(--spring-out);
  transform-box: fill-box;
  transform-origin: center;
  transform: scaleY(var(--ci-scale, 1));
  animation: ciBandBreath 3.2s ease-in-out infinite alternate;
}

@keyframes ciBandBreath {
  0% {
    opacity: 0.18;
  }
  100% {
    opacity: 0.34;
  }
}

.project-card:hover .ci-band {
  opacity: 0.36;
}

.yolo-box {
  transition: transform 520ms var(--spring-out);
  transform-box: fill-box;
  transform-origin: center;
}

.yolo-box.yb-1 {
  animation: yoloScanA 3.6s ease-in-out infinite alternate;
}

.yolo-box.yb-2 {
  animation: yoloScanB 3.6s ease-in-out infinite alternate;
}

@keyframes yoloScanA {
  0% {
    transform: translateX(0px);
  }
  100% {
    transform: translateX(6px);
  }
}

@keyframes yoloScanB {
  0% {
    transform: translateX(0px);
  }
  100% {
    transform: translateX(-6px);
  }
}

.project-card:hover .yolo-box.yb-1 {
  transform: translateX(12px);
}

.project-card:hover .yolo-box.yb-2 {
  transform: translateX(-10px);
}

.iso-zone {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 460ms var(--spring-out);
}

.iso-zone.iz-top {
  animation: isoFloatTop 3.2s ease-in-out infinite alternate;
}

@keyframes isoFloatTop {
  0% {
    transform: translateY(0px);
  }
  100% {
    transform: translateY(-4px);
  }
}

.project-card:hover .iso-zone.iz-top {
  transform: translateY(-6px);
}

.project-card:hover .iso-zone.iz-bottom {
  transform: translateY(4px);
}

/* ==========================================================================
   5. Experience Timeline, Publications & Toolkit
   ========================================================================== */

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 640ms var(--spring-out),
    transform 640ms var(--spring-out);
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  padding: 24px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
  transition:
    transform 280ms var(--spring-out),
    border-color 200ms var(--ease-smooth);
}

.timeline-item:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.timeline-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 2px 9px;
  border-radius: var(--radius-pill);
}

.timeline-title {
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.64;
}

/* Hackathon Honours & 4,000+ Engineer Buildathon Leadership Strip */
.leadership-bento-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 22px;
}

.leadership-card {
  padding: 24px 26px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  transition:
    transform 260ms var(--spring-out),
    border-color 200ms var(--ease-smooth),
    box-shadow 240ms var(--ease-smooth);
}

.leadership-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card-hover);
}

.leadership-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.leadership-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.leadership-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.leadership-title {
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--text-primary);
}

.leadership-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.56;
}

.award-pill-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}

.award-row-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  text-align: left;
  font-family: var(--font-sans);
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  cursor: pointer;
  transition:
    transform 200ms var(--spring-out),
    border-color 180ms var(--ease-smooth),
    background-color 180ms var(--ease-smooth);
}

.award-row-btn:hover {
  transform: translateX(3px);
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.award-row-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  min-width: 0;
  font-family: var(--font-sans);
}

.award-rank-pill {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--accent-text);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  padding: 2px 9px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  flex-shrink: 0;
}

.award-rank-pill.rank-blue {
  color: var(--apple-link);
  background: rgba(0, 113, 227, 0.1);
  border-color: rgba(0, 113, 227, 0.22);
}

.award-rank-pill.rank-emerald {
  color: var(--signal-emerald);
  background: rgba(31, 157, 85, 0.1);
  border-color: rgba(31, 157, 85, 0.22);
}

.award-rank-pill.rank-amber {
  color: var(--signal-amber);
  background: rgba(217, 119, 6, 0.1);
  border-color: rgba(217, 119, 6, 0.22);
}

.award-event-name {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.35;
}

.award-project-link {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--apple-link);
  white-space: nowrap;
  flex-shrink: 0;
}

.institution-badge-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 8px;
}

.institution-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
}

.inst-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.inst-dot.dot-blue {
  background: var(--apple-blue);
}

.inst-dot.dot-emerald {
  background: var(--signal-emerald);
}

.inst-dot.dot-teal {
  background: var(--signal-teal);
}

.inst-dot.dot-amber {
  background: var(--signal-amber);
}

.pub-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pub-card {
  padding: 24px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  transition:
    transform 280ms var(--spring-out),
    border-color 200ms var(--ease-smooth);
}

.pub-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.pub-info {
  max-width: 640px;
}

.pub-meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.pub-venue {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 2px 9px;
  border-radius: var(--radius-pill);
}

.pub-year {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.pub-title {
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.pub-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.pub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tactile-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  color: var(--text-primary);
  cursor: pointer;
  transition:
    transform 220ms var(--spring-out),
    border-color 180ms var(--ease-smooth),
    background-color 180ms var(--ease-smooth);
}

.tactile-btn:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.tactile-btn.copied {
  border-color: var(--accent);
  background: var(--accent-subtle);
  color: var(--accent-text);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.skill-group {
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
}

.skill-group-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}

.skill-index {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-text);
}

.skill-group-title {
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--text-primary);
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.skill-chip {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-secondary);
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition:
    transform 180ms var(--spring-out),
    background-color 180ms var(--ease-smooth),
    color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth);
}

.skill-chip:hover,
.skill-chip.is-active {
  background: var(--accent-subtle);
  color: var(--accent-text);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.project-card.is-skill-matched {
  border-color: var(--accent);
  box-shadow:
    0 0 0 2px var(--accent-subtle),
    var(--shadow-card-hover);
}

/* Apple M4-Inspired Sculpted Titanium Spec Bento Grid & Before/After Comparison */
.stack-header-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.bento-compare-bar {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  gap: 3px;
}

.bento-compare-btn {
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color 200ms var(--ease-smooth),
    color 200ms var(--ease-smooth),
    box-shadow 200ms var(--ease-smooth);
}

.bento-compare-btn.active {
  background: var(--bg-elevated);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.apple-bento-specs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.bento-spec-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  text-align: left;
  padding: 22px 20px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
  cursor: pointer;
  transition:
    transform 240ms var(--spring-out),
    border-color 220ms var(--ease-smooth),
    box-shadow 240ms var(--ease-smooth);
}

.bento-spec-tile:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
}

.bento-tile-top {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
}

.bento-spec-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.bento-delta-pill {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  font-weight: 600;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.bento-spec-tile.is-legacy-mode .bento-delta-pill {
  color: var(--signal-amber);
  background: color-mix(in srgb, var(--signal-amber) 14%, transparent);
}

.bento-spec-stat {
  font-size: clamp(1.75rem, 2.8vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 10px;
  max-width: 100%;
  overflow-wrap: break-word;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: transform 240ms var(--spring-out);
}

.bento-spec-stat.stat-blue {
  background-image: linear-gradient(135deg, #0071e3 0%, #38bdf8 100%);
}

.bento-spec-stat.stat-teal {
  background-image: linear-gradient(135deg, #0891b2 0%, #2dd4bf 100%);
}

.bento-spec-stat.stat-emerald {
  background-image: linear-gradient(135deg, #1f9d55 0%, #34d399 100%);
}

.bento-spec-stat.stat-amber {
  background-image: linear-gradient(135deg, #d97706 0%, #fbbf24 100%);
}

.bento-spec-tile.is-legacy-mode .bento-spec-stat {
  background-image: linear-gradient(135deg, #64748b 0%, #94a3b8 100%);
}

.bento-spec-caption {
  font-size: 0.81rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

/* Apple "Closer Look (+)" Button on Project Cards */
.closer-look-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    transform 180ms var(--spring-out);
}

.closer-look-trigger-btn:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent-text);
  transform: scale(1.02);
}

.closer-look-plus-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--apple-blue);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1;
}

/* ==========================================================================
   6. Apple Floating Bottom Stage Controller Pill & Closer Look Sheet Modal
   ========================================================================== */

.apple-stage-dock {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 80;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transform: translate3d(-50%, 0, 0);
  transition:
    opacity 280ms var(--ease-smooth),
    transform 280ms var(--spring-out);
}

.stage-dock-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.stage-dock-teleprompter {
  display: none;
  align-items: center;
  gap: 10px;
  max-width: min(680px, 92vw);
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: var(--bg-nav);
  backdrop-filter: saturate(180%) blur(22px);
  -webkit-backdrop-filter: saturate(180%) blur(22px);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-card-hover);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-primary);
  animation: teleprompterFadeIn 220ms var(--spring-out);
}

.stage-dock-teleprompter.is-visible {
  display: inline-flex;
}

@keyframes teleprompterFadeIn {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.teleprompter-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--apple-blue);
  flex-shrink: 0;
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

.teleprompter-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: min(540px, 72vw);
  letter-spacing: -0.01em;
}

.teleprompter-speed-btn {
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background-color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    transform 180ms var(--spring-out);
}

.teleprompter-speed-btn:hover {
  border-color: var(--apple-blue);
  background: var(--accent-subtle);
  transform: scale(1.04);
}

.apple-stage-dock.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate3d(-50%, 24px, 0);
}

.stage-dock-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  background: var(--bg-nav);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-card-hover);
}

.stage-dock-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  white-space: nowrap;
}

.stage-dock-dots {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.stage-dock-dot {
  position: relative;
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--border-strong);
  overflow: hidden;
  cursor: pointer;
  transition:
    width 280ms var(--spring-out),
    background-color 200ms var(--ease-smooth);
}

.stage-dock-dot:hover {
  background: var(--text-muted);
}

.stage-dock-dot.active {
  width: 32px;
  background: var(--bg-subtle);
}

.stage-dot-fill {
  position: absolute;
  inset: 0;
  width: 0%;
  background: var(--apple-blue);
  border-radius: var(--radius-pill);
  transition: width 110ms linear;
}

.stage-dock-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 36px;
  min-width: 36px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-nav);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  box-shadow: var(--shadow-card-hover);
  cursor: pointer;
  transition:
    transform 200ms var(--spring-out),
    border-color 200ms var(--ease-smooth),
    background-color 200ms var(--ease-smooth),
    color 200ms var(--ease-smooth);
}

.stage-dock-action-btn:hover {
  transform: scale(1.04);
  border-color: var(--accent);
}

.stage-dock-voice-btn.is-speaking {
  border-color: var(--apple-blue);
  background: var(--accent-subtle);
  color: var(--accent-text);
}

.dock-voice-ring-wrap {
  position: relative;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dock-voice-ring-svg {
  position: absolute;
  inset: 0;
  width: 22px;
  height: 22px;
  transform: rotate(-90deg);
  pointer-events: none;
}

.dock-voice-ring-bg {
  fill: none;
  stroke: var(--border-subtle);
  stroke-width: 2;
}

.dock-voice-ring-fg {
  fill: none;
  stroke: var(--apple-blue);
  stroke-width: 2.2;
  stroke-linecap: round;
  transition: stroke-dashoffset 180ms linear;
}

.dock-voice-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.dock-voice-wave {
  display: none;
  align-items: flex-end;
  gap: 2px;
  height: 11px;
}

.stage-dock-voice-btn.is-speaking .dock-voice-wave {
  display: inline-flex;
}

.dock-voice-wave span {
  width: 2.2px;
  height: 4px;
  border-radius: 2px;
  background: var(--apple-blue);
  animation: voiceWavePulse 720ms ease-in-out infinite alternate;
}

.dock-voice-wave span:nth-child(2) {
  height: 10px;
  animation-delay: 180ms;
}

.dock-voice-wave span:nth-child(3) {
  height: 6px;
  animation-delay: 340ms;
}

@keyframes voiceWavePulse {
  0% {
    transform: scaleY(0.45);
  }
  100% {
    transform: scaleY(1.1);
  }
}

.stage-dock-plus-btn {
  padding: 0 6px 0 13px;
}

.dock-plus-label {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.dock-plus-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--apple-blue);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
}

/* Apple "Take a Closer Look" Full-Scale Sheet Modal */
.closer-look-backdrop {
  position: fixed;
  inset: 0;
  z-index: 95;
  background: rgba(15, 23, 42, 0.48);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms var(--ease-smooth);
}

.closer-look-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.closer-look-sheet {
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: 26px;
  background: var(--bg-elevated);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-modal);
  padding: 22px 28px 28px;
  transform: translateY(16px) scale(0.96);
  transition: transform 280ms var(--spring-out);
}

.closer-look-backdrop.is-open .closer-look-sheet {
  transform: translateY(0) scale(1);
}

.closer-look-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.closer-look-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.closer-look-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.closer-look-counter {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.closer-look-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.closer-listen-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 160ms var(--ease-smooth),
    border-color 160ms var(--ease-smooth),
    color 160ms var(--ease-smooth),
    transform 160ms var(--spring-out);
}

.closer-listen-btn:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent-text);
  transform: scale(1.03);
}

.closer-listen-btn.is-speaking {
  background: var(--accent-subtle);
  border-color: var(--apple-blue);
  color: var(--accent-text);
}

.closer-nav-btn,
.closer-close-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1rem;
  cursor: pointer;
  transition:
    background-color 160ms var(--ease-smooth),
    border-color 160ms var(--ease-smooth),
    transform 160ms var(--spring-out);
}

.closer-nav-btn:hover,
.closer-close-btn:hover {
  background: var(--bg-subtle);
  border-color: var(--border-strong);
  transform: scale(1.05);
}

.closer-look-header {
  margin-bottom: 18px;
}

.closer-look-title {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.closer-look-summary {
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.closer-look-stage {
  border-radius: 18px;
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.closer-look-stage .visual-svg {
  width: 100%;
  height: auto;
  max-height: 220px;
  display: block;
}

.closer-look-specs-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
  padding-top: 4px;
}

.closer-spec-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.closer-spec-heading {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.closer-spec-text {
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.closer-stack-row {
  margin-bottom: 6px;
}

.closer-cta-row {
  justify-content: flex-start;
}

/* ==========================================================================
   7. Command Palette Modal (Cmd+K / Ctrl+K) & Footer
   ========================================================================== */

.cmd-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 12vh 16px 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms var(--ease-smooth);
}

.cmd-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.cmd-dialog {
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-modal);
  overflow: hidden;
  transform: translateY(10px) scale(0.97);
  transition: transform 260ms var(--spring-out);
}

.cmd-backdrop.is-open .cmd-dialog {
  transform: translateY(0) scale(1);
}

.cmd-search-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.cmd-search-icon {
  width: 17px;
  height: 17px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.cmd-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-primary);
}

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

.kbd-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
}

.cmd-results {
  max-height: 320px;
  overflow-y: auto;
  padding: 8px;
}

.cmd-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 140ms var(--ease-smooth);
}

.cmd-item:hover,
.cmd-item.selected {
  background: var(--bg-canvas);
}

.cmd-item-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cmd-item-title {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
}

.cmd-item-sub {
  font-size: 0.76rem;
  color: var(--text-muted);
}

.cmd-item-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-text);
  background: var(--accent-subtle);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  flex-shrink: 0;
}

.cmd-empty {
  padding: 24px 16px;
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.cmd-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.cmd-footer kbd {
  font-family: var(--font-mono);
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
}

.site-footer {
  padding: 40px 0 84px;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.84rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-clock {
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.footer-links {
  display: flex;
  gap: 22px;
}

.footer-links a:hover {
  color: var(--text-primary);
}

/* ==========================================================================
   7. Apple "Get the Highlights." Scroller, Sliding Segmented Pills,
      Hardware X-Ray Specs Overlay & Side-by-Side System Comparison
   ========================================================================== */

.highlights-section {
  padding-top: 72px;
  padding-bottom: 40px;
}

.highlights-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.highlights-controls {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.highlights-dots {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.highlight-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--border-strong);
  cursor: pointer;
  transition:
    width 320ms var(--spring-out),
    background-color 220ms var(--ease-smooth);
}

.highlight-dot.active {
  width: 28px;
  background: var(--apple-blue);
}

.highlights-arrows {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.highlight-arrow-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: 1.15rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition:
    transform 180ms var(--spring-out),
    border-color 180ms var(--ease-smooth),
    background-color 180ms var(--ease-smooth);
}

.highlight-arrow-btn:hover {
  transform: scale(1.06);
  border-color: var(--apple-blue);
  background: var(--accent-subtle);
}

.highlights-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(min(100%, 540px), 620px);
  gap: 20px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 4px 4px 16px;
  scrollbar-width: none;
}

.highlights-track::-webkit-scrollbar {
  display: none;
}

.highlight-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px 28px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition:
    transform 320ms var(--spring-out),
    box-shadow 320ms var(--ease-smooth),
    border-color 240ms var(--ease-smooth);
}

.highlight-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--apple-blue);
}

.highlight-eyebrow {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  color: var(--accent);
  margin-bottom: 6px;
}

.highlight-headline {
  font-size: clamp(1.18rem, 2vw, 1.44rem);
  font-weight: 650;
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.highlight-visual {
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-svg {
  width: 100%;
  height: 128px;
  overflow: visible;
}

.highlight-card-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
}

.highlight-meta {
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--text-muted);
}

.highlight-jump-pill {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--apple-link);
}

/* Smooth-gliding macOS/iOS Segmented Control Pill Indicator */
.has-sliding-pill {
  position: relative;
}

.seg-glide-pill {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: var(--radius-pill);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  pointer-events: none;
  z-index: 0;
  transition:
    transform 340ms var(--spring-out),
    width 340ms var(--spring-out),
    height 340ms var(--spring-out);
}

.has-sliding-pill > button {
  position: relative;
  z-index: 1;
}

.has-sliding-pill.glide-ready > button.active {
  background: transparent !important;
  border-color: transparent !important;
  color: var(--text-primary) !important;
  box-shadow: none !important;
}

.has-sliding-pill.glide-ready > button.active .filter-count {
  color: var(--text-muted) !important;
}

/* Interactive Hardware Stage X-Ray Specs Toggle & Overlay Drawer */
.bezel-xray-btn {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background-color 180ms var(--ease-smooth),
    color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    transform 180ms var(--spring-out);
}

.bezel-xray-btn:hover {
  border-color: var(--apple-blue);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.bezel-xray-btn.is-active {
  background: var(--apple-blue);
  border-color: var(--apple-blue);
  color: #ffffff;
}

.bezel-xray-drawer {
  display: none;
  padding: 18px 22px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  animation: teleprompterFadeIn 240ms var(--spring-out);
}

.hardware-bezel.is-xray-open .bezel-xray-drawer {
  display: block;
}

.xray-spec-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  text-align: left;
}

.xray-spec-cell {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.xray-spec-label {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
}

.xray-spec-val {
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.xray-spec-sub {
  font-size: 0.73rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Apple-Style "Compare Systems" Side-by-Side Architecture Selector */
.compare-systems-box {
  margin-top: 40px;
  padding: 28px 30px;
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
}

.compare-systems-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 22px;
}

.compare-systems-title {
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-top: 4px;
}

.compare-systems-sub {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.compare-selectors-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.compare-select-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-canvas);
  border: 1px solid var(--border-strong);
}

.compare-select-badge {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.compare-select {
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  max-width: 220px;
}

.compare-swap-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: var(--bg-canvas);
  color: var(--text-primary);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    transform 200ms var(--spring-out),
    border-color 180ms var(--ease-smooth),
    background-color 180ms var(--ease-smooth);
}

.compare-swap-btn:hover {
  transform: rotate(180deg) scale(1.06);
  border-color: var(--apple-blue);
  background: var(--accent-subtle);
}

.compare-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.compare-card {
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
}

.compare-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.compare-card-title {
  font-size: 1.08rem;
  font-weight: 650;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.compare-card-summary {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.compare-spec-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
}

.compare-spec-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.compare-spec-key {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.compare-spec-value {
  font-size: 0.79rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.42;
}

/* ==========================================================================
   Responsive, Print Executive CV & Reduced Motion
   ========================================================================== */

@media (max-width: 840px) {
  .bezel-grid,
  .about-grid,
  .about-bento,
  .stage-visual-grid,
  .promo-grid,
  .skills-grid,
  .apple-bento-specs,
  .leadership-bento-grid,
  .closer-look-specs-grid,
  .xray-spec-grid,
  .compare-cards-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .timeline-meta {
    flex-direction: row;
    align-items: center;
  }

  .nav-links,
  .dock-plus-label {
    display: none;
  }

  .hardware-deck {
    margin-top: -16px;
  }
}

@media print {
  .global-nav,
  .apple-stage-dock,
  .closer-look-backdrop,
  .cmd-backdrop,
  .scroll-cue,
  .hero-visual-stage,
  .highlights-section,
  .compare-systems-box,
  .filter-bar,
  .project-visual,
  .promo-links,
  .pub-actions,
  #print-cv-btn {
    display: none !important;
  }

  body,
  .repo-showcase,
  .section {
    background: #ffffff !important;
    color: #111111 !important;
    padding: 12px 0 !important;
    min-height: 0 !important;
  }

  .promo-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }

  .project-card,
  .pub-card,
  .skill-group,
  .bento-spec-tile {
    box-shadow: none !important;
    border: 1px solid #d1d5db !important;
    break-inside: avoid;
  }
}

@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;
  }
}