/* ===================================================================
   PORTAL CONSTELLATION & 3 CONCENTRIC ORBITS
   Fullscreen Overview Cover • Beneath Reveal • Enlarged Portals • 3-Container Tech Deck
   =================================================================== */

:root {
  --transition-theme: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* -------------------------------------------------------------------
   THEME VARIABLES
   ------------------------------------------------------------------- */
[data-theme="dark"] {
  --bg-deep: #050608;
  --bg-card: rgba(12, 15, 22, 0.92);
  --bg-card-hover: rgba(16, 20, 30, 0.98);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-card-hover: rgba(255, 255, 255, 0.5);
  --text-main: #FFFFFF;
  --text-muted: #8B949E;
  --hud-bg: rgba(255, 255, 255, 0.04);
  --hud-border: rgba(255, 255, 255, 0.08);
  --ctrl-active-bg: rgba(255, 255, 255, 0.14);
  --ctrl-highlight-bg: #FFFFFF;
  --ctrl-highlight-color: #000000;
  --line-color: rgba(255, 255, 255, 0.4);
  --shadow-card: 0 32px 64px rgba(0, 0, 0, 0.9);
}

[data-theme="light"] {
  --bg-deep: #F3F4F6;
  --bg-card: rgba(255, 255, 255, 0.94);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --border-card: rgba(0, 0, 0, 0.12);
  --border-card-hover: rgba(0, 0, 0, 0.45);
  --text-main: #0B0D11;
  --text-muted: #57606A;
  --hud-bg: rgba(0, 0, 0, 0.05);
  --hud-border: rgba(0, 0, 0, 0.1);
  --ctrl-active-bg: rgba(0, 0, 0, 0.1);
  --ctrl-highlight-bg: #0B0D11;
  --ctrl-highlight-color: #FFFFFF;
  --line-color: rgba(0, 0, 0, 0.35);
  --shadow-card: 0 24px 48px rgba(0, 0, 0, 0.12);
}

/* ===================================================================
   PORTAL COLOR SIGNATURES
   =================================================================== */
/* Dim 1: FactLens Lab (Emerald Green) */
.portal-dim-1 {
  --portal-color: #3FB950;
  --portal-glow: rgba(63, 185, 80, 0.45);
  --portal-glare: rgba(63, 185, 80, 0.32);
  --portal-beam: linear-gradient(135deg, #3FB950 0%, rgba(63, 185, 80, 0.1) 45%, #3FB950 100%);
}

.node-dim-1 {
  --node-color: #3FB950;
  --node-glow: rgba(63, 185, 80, 0.6);
}

/* Dim 2: Job Helper OS (Electric Blue) */
.portal-dim-2 {
  --portal-color: #58A6FF;
  --portal-glow: rgba(88, 166, 255, 0.45);
  --portal-glare: rgba(88, 166, 255, 0.32);
  --portal-beam: linear-gradient(135deg, #58A6FF 0%, rgba(88, 166, 255, 0.1) 45%, #58A6FF 100%);
}

.node-dim-2 {
  --node-color: #58A6FF;
  --node-glow: rgba(88, 166, 255, 0.6);
}

/* Dim 3: Talkative AI (Coral Flame) */
.portal-dim-3 {
  --portal-color: #FF7B72;
  --portal-glow: rgba(255, 123, 114, 0.45);
  --portal-glare: rgba(255, 123, 114, 0.32);
  --portal-beam: linear-gradient(135deg, #FF7B72 0%, rgba(255, 123, 114, 0.1) 45%, #FF7B72 100%);
}

.node-dim-3 {
  --node-color: #FF7B72;
  --node-glow: rgba(255, 123, 114, 0.6);
}

/* Dim 4: Data Profiler (DuckDB Gold) */
.portal-dim-4 {
  --portal-color: #F0B729;
  --portal-glow: rgba(240, 183, 41, 0.45);
  --portal-glare: rgba(240, 183, 41, 0.32);
  --portal-beam: linear-gradient(135deg, #F0B729 0%, rgba(240, 183, 41, 0.1) 45%, #F0B729 100%);
}

.node-dim-4 {
  --node-color: #F0B729;
  --node-glow: rgba(240, 183, 41, 0.6);
}

/* Dim 5: Arcane 3x3 Matrix (Lavender Violet) */
.portal-dim-5 {
  --portal-color: #BC8CFF;
  --portal-glow: rgba(188, 140, 255, 0.45);
  --portal-glare: rgba(188, 140, 255, 0.32);
  --portal-beam: linear-gradient(135deg, #BC8CFF 0%, rgba(188, 140, 255, 0.1) 45%, #BC8CFF 100%);
}

.node-dim-5 {
  --node-color: #BC8CFF;
  --node-glow: rgba(188, 140, 255, 0.6);
}

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

html,
body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: 'Inter', -apple-system, sans-serif;
  user-select: none;
  transition: var(--transition-theme);
}

/* ===================================================================
   1. FULLSCREEN OVERVIEW COVER LAYER WITH BENEATH REVEAL
   =================================================================== */
.overview-cover-layer {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 30;
  background: var(--bg-deep);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 36px 48px;
  /* Dynamic CSS Mask updated via cursor */
  -webkit-mask-image: radial-gradient(circle 0px at 50% 50%, transparent 0%, black 0%);
  mask-image: radial-gradient(circle 0px at 50% 50%, transparent 0%, black 0%);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: auto;
}

.overview-hud-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mono-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.cover-ctrl-btn {
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 9999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.cover-ctrl-btn:hover {
  border-color: rgba(125, 125, 125, 0.4);
}

.overview-hero-center {
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
}

.overview-sub {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 16px;
}

/* Big Block Letters Font */
.overview-title {
  font-size: clamp(3rem, 6.2vw, 5.8rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text-main);
  margin-bottom: 20px;
}

.overview-guide {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 32px auto;
}

.overview-metrics-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 36px;
}

.m-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-main);
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  padding: 8px 18px;
  border-radius: 6px;
}

.scroll-prompt-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  animation: bouncePrompt 2s infinite ease-in-out;
}

.scroll-arrow {
  font-size: 18px;
  color: var(--text-main);
}

.scroll-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--text-muted);
}

@keyframes bouncePrompt {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(6px);
  }
}

/* ===================================================================
   2. CANVAS SPEEDLINES & VOLUMETRIC BACKGROUND GLOW
   =================================================================== */
#warp-tunnel-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
}

.portal-ambient-glow {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 850px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
  filter: blur(90px);
  pointer-events: none;
  z-index: 2;
  opacity: 0.65;
  transition: background 0.6s ease, opacity 0.5s ease;
}

/* ===================================================================
   3. 3D DIVE VIEWPORT & ENLARGED PORTAL CARDS
   =================================================================== */
.dive-viewport {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  perspective: 900px;
  perspective-origin: 50% 50%;
  overflow: hidden;
  z-index: 5;
  cursor: grab;
}

.dive-viewport:active {
  cursor: grabbing;
}

.dive-track {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  transform-style: preserve-3d;
  will-change: transform;
}

/* ENLARGED DEFAULT PORTAL CONTAINER SIZE (Width: 640px) */
.portal-card {
  position: absolute;
  width: 640px;
  left: -320px;
  top: -240px;
  transform-style: preserve-3d;
  backface-visibility: hidden;
  will-change: transform, opacity, filter;
  cursor: pointer;
  transition: filter 0.25s ease;
}

.card-glare {
  position: absolute;
  inset: -60px;
  border-radius: 40px;
  background: radial-gradient(ellipse at center, var(--portal-glare) 0%, transparent 75%);
  filter: blur(60px);
  opacity: 0.85;
  pointer-events: none;
  z-index: -1;
  transition: opacity 0.3s ease, filter 0.3s ease;
}

.portal-card:hover .card-glare {
  filter: blur(75px);
  opacity: 1;
}

.card-glass {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 28px 32px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.portal-card:hover .card-glass {
  border-color: var(--portal-color);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.border-beam {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  padding: 2px;
  background: var(--portal-beam);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.85;
  transition: opacity 0.3s ease;
}

.portal-card:hover .border-beam {
  opacity: 1;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(125, 125, 125, 0.15);
  padding-bottom: 14px;
}

.dim-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--portal-color);
  background: rgba(125, 125, 125, 0.1);
  border: 1px solid var(--portal-glow);
  padding: 4px 12px;
  border-radius: 4px;
}

.status-indicator {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.status-indicator::before {
  content: '● ';
  color: var(--portal-color);
}

.card-title {
  font-family: 'Cinzel', serif;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text-main);
  margin-bottom: 8px;
}

.card-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 14px;
}

.mini-preview-matrix {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.mini-cell {
  background: rgba(125, 125, 125, 0.08);
  border: 1px solid rgba(125, 125, 125, 0.12);
  border-radius: 4px;
  padding: 12px 6px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--text-muted);
}

.mini-cell.active {
  background: rgba(125, 125, 125, 0.2);
  color: var(--portal-color);
  font-weight: 700;
  border-color: var(--portal-color);
}

.mini-terminal {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(125, 125, 125, 0.12);
  border-radius: 6px;
  padding: 10px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  line-height: 1.6;
  margin-bottom: 14px;
}

[data-theme="light"] .mini-terminal {
  background: #FFFFFF;
}

.t-line {
  color: var(--text-muted);
}

.t-line.alert {
  color: #D29922;
  font-weight: 600;
}

.t-line.verdict {
  color: var(--portal-color);
  font-weight: 700;
}

.t-tag {
  opacity: 0.6;
}

.mini-stages-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(125, 125, 125, 0.06);
  border: 1px solid rgba(125, 125, 125, 0.1);
  border-radius: 6px;
  padding: 12px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  margin-bottom: 14px;
}

.s-dot {
  color: var(--text-muted);
}

.s-dot.passed {
  text-decoration: line-through;
  opacity: 0.7;
}

.s-dot.active {
  color: var(--portal-color);
  font-weight: 700;
  background: rgba(125, 125, 125, 0.18);
  padding: 2px 8px;
  border-radius: 4px;
}

.s-arrow {
  opacity: 0.3;
}

.mini-waveform-box {
  background: rgba(125, 125, 125, 0.06);
  border: 1px solid rgba(125, 125, 125, 0.1);
  border-radius: 6px;
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.wave-bars {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 28px;
}

.bar {
  width: 4px;
  background: var(--portal-color);
  border-radius: 2px;
  animation: pulseWave 1.4s ease-in-out infinite alternate;
}

.bar:nth-child(2) {
  animation-delay: 0.2s;
}

.bar:nth-child(3) {
  animation-delay: 0.4s;
}

.bar:nth-child(4) {
  animation-delay: 0.1s;
}

.bar:nth-child(5) {
  animation-delay: 0.3s;
}

@keyframes pulseWave {
  from {
    opacity: 0.35;
    transform: scaleY(0.4);
  }

  to {
    opacity: 1;
    transform: scaleY(1);
  }
}

.wave-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--portal-color);
  font-weight: 700;
}

.mini-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

.stat-box {
  background: rgba(125, 125, 125, 0.06);
  border: 1px solid rgba(125, 125, 125, 0.1);
  border-radius: 6px;
  padding: 10px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
}

.stat-box b {
  display: block;
  font-size: 14px;
  color: var(--text-main);
  margin-bottom: 2px;
}

.stat-box span {
  font-size: 9px;
  color: var(--text-muted);
}

.card-meta {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--text-muted);
  border-top: 1px solid rgba(125, 125, 125, 0.12);
  padding-top: 10px;
}

.card-meta b {
  color: var(--text-main);
}

.inspect-btn {
  width: 100%;
  background: rgba(125, 125, 125, 0.1);
  border: 1px solid rgba(125, 125, 125, 0.2);
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.portal-card:hover .inspect-btn {
  background: var(--portal-color);
  color: #000000;
  border-color: var(--portal-color);
  box-shadow: 0 0 24px var(--portal-glow);
}

/* ===================================================================
   4. CONSTELLATION TIMELINE & 3 CONCENTRIC CIRCLE ORBITS
   =================================================================== */
.constellation-container {
  position: fixed;
  inset: 0;
  z-index: 15;
  pointer-events: none;
}

.constellation-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.constellation-path {
  fill: none;
  stroke: var(--line-color);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: opacity 0.4s ease;
}

.orbit-track {
  fill: none;
  opacity: 0;
  transition: all 0.4s ease;
}

.track-inner {
  stroke: rgba(63, 185, 80, 0.35);
  stroke-width: 1.5;
  stroke-dasharray: 4 6;
  filter: drop-shadow(0 0 8px rgba(63, 185, 80, 0.3));
}

.track-mid {
  stroke: rgba(240, 183, 41, 0.35);
  stroke-width: 1.5;
  stroke-dasharray: 6 8;
  filter: drop-shadow(0 0 10px rgba(240, 183, 41, 0.3));
}

.track-outer {
  stroke: rgba(188, 140, 255, 0.35);
  stroke-width: 1.5;
  stroke-dasharray: 8 10;
  filter: drop-shadow(0 0 12px rgba(188, 140, 255, 0.3));
}

/* Hover highlights on orbits */
.orbit-track.highlight-orbit {
  opacity: 1 !important;
  stroke-width: 2.8px !important;
  stroke-dasharray: none !important;
}

.track-inner.highlight-orbit {
  stroke: #3FB950 !important;
  filter: drop-shadow(0 0 18px #3FB950) !important;
}

.track-mid.highlight-orbit {
  stroke: #F0B729 !important;
  filter: drop-shadow(0 0 20px #F0B729) !important;
}

.track-outer.highlight-orbit {
  stroke: #BC8CFF !important;
  filter: drop-shadow(0 0 22px #BC8CFF) !important;
}

.constellation-nodes {
  position: absolute;
  inset: 0;
}

.c-node {
  position: absolute;
  width: 28px;
  height: 28px;
  transform: translate(-50%, -50%);
  pointer-events: auto;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: left, top;
}

.node-dot {
  width: 10px;
  height: 10px;
  background: rgba(125, 125, 125, 0.3);
  border-radius: 50%;
  transition: all 0.3s ease;
  box-shadow: 0 0 0 1px rgba(125, 125, 125, 0.2);
}

.node-ring {
  position: absolute;
  inset: 0;
  border: 1px dashed rgba(125, 125, 125, 0.3);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.6);
  transition: all 0.3s ease;
}

.node-label {
  position: absolute;
  right: 36px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  white-space: nowrap;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  padding: 3px 8px;
  border-radius: 4px;
  opacity: 0.7;
  pointer-events: none;
  transition: all 0.25s ease;
}

.c-node.locked .node-dot {
  background: var(--node-color);
  box-shadow: 0 0 14px var(--node-glow);
  transform: scale(1.2);
}

.c-node.locked .node-label {
  color: var(--node-color);
  opacity: 0.95;
  border-color: var(--node-glow);
}

.c-node.active .node-dot,
.c-node.highlight-node .node-dot {
  background: var(--node-color) !important;
  box-shadow: 0 0 22px var(--node-color) !important;
  transform: scale(1.5) !important;
}

.c-node.active .node-ring,
.c-node.highlight-node .node-ring {
  opacity: 1 !important;
  transform: scale(1.3) !important;
  border-color: var(--node-color) !important;
  animation: pulseNodeRing 1.8s infinite ease-out;
}

.c-node:hover .node-dot {
  transform: scale(1.6);
  box-shadow: 0 0 22px var(--node-color);
}

.c-node:hover .node-label {
  opacity: 1;
  color: var(--text-main);
  border-color: var(--node-color);
  box-shadow: 0 0 12px var(--node-glow);
}

@keyframes pulseNodeRing {
  0% {
    transform: scale(0.8);
    opacity: 0.9;
  }

  100% {
    transform: scale(2.0);
    opacity: 0;
  }
}

.orbit-tier-labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.tier-tag {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 3px 10px;
  border-radius: 9999px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  white-space: nowrap;
  left: 50%;
  transform: translateX(-50%);
}

.tag-inner {
  top: calc(50% - 105px - 22px);
  color: #3FB950;
  border-color: rgba(63, 185, 80, 0.4);
}

.tag-mid {
  top: calc(50% - 165px - 22px);
  color: #F0B729;
  border-color: rgba(240, 183, 41, 0.4);
}

.tag-outer {
  top: calc(50% - 225px - 22px);
  color: #BC8CFF;
  border-color: rgba(188, 140, 255, 0.4);
}

/* ===================================================================
   5. 3-CONTAINER TECH STACK DECK IN NEXUS STAGE
   Left Side: 1 Container (Core AI & Agentic Stack)
   Right Side: 2 Containers (Data Eng & Generative Vision)
   Middle Area: Concentric Orbits
   =================================================================== */
.nexus-tech-deck {
  display: none;
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 25;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.nexus-tech-deck.active-phase {
  display: block;
}

.nexus-tech-deck.visible {
  opacity: 1;
  pointer-events: auto;
}

.nexus-tech-deck.visible .tech-box-left {
  transform: translateY(-50%) translateX(0);
}

.nexus-tech-deck.visible .tech-boxes-right {
  transform: translateY(-50%) translateX(0);
}

.tech-box {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 14px;
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  pointer-events: auto;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.tech-box:hover {
  background: var(--bg-card-hover);
}

/* Left Box (Container 1: Core AI & Agentic Stack) */
.tech-box-left {
  position: absolute;
  left: 36px;
  top: 50%;
  transform: translateY(-50%) translateX(-30px);
  width: 380px;
  max-width: 26vw;
  padding: 22px 24px;
  border-left: 3px solid #3FB950;
  display: flex;
  flex-direction: column;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.tech-box-left:hover {
  border-color: #3FB950;
  box-shadow: 0 16px 36px rgba(63, 185, 80, 0.3);
  transform: translateY(calc(-50% - 4px)) !important;
}

/* Right Boxes Group (Containers 2 & 3) */
.tech-boxes-right {
  position: absolute;
  right: 36px;
  top: 50%;
  transform: translateY(-50%) translateX(30px);
  width: 370px;
  max-width: 25vw;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.tech-box-small {
  padding: 16px 20px;
}

#tech-box-data {
  border-left: 3px solid #F0B729;
}

#tech-box-data:hover {
  border-color: #F0B729;
  box-shadow: 0 12px 28px rgba(240, 183, 41, 0.3);
  transform: translateY(-3px);
}

#tech-box-creative {
  border-left: 3px solid #BC8CFF;
}

#tech-box-creative:hover {
  border-color: #BC8CFF;
  box-shadow: 0 12px 28px rgba(188, 140, 255, 0.3);
  transform: translateY(-3px);
}

.tech-box-header {
  margin-bottom: 8px;
}

.tech-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 6px;
}

.pill-core {
  color: #3FB950;
  background: rgba(63, 185, 80, 0.12);
  border: 1px solid rgba(63, 185, 80, 0.3);
}

.pill-data {
  color: #F0B729;
  background: rgba(240, 183, 41, 0.12);
  border: 1px solid rgba(240, 183, 41, 0.3);
}

.pill-creative {
  color: #BC8CFF;
  background: rgba(188, 140, 255, 0.12);
  border: 1px solid rgba(188, 140, 255, 0.3);
}

.tech-heading {
  font-family: 'Cinzel', serif;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 2px;
  line-height: 1.2;
}

.tech-heading-small {
  font-family: 'Cinzel', serif;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 2px;
  line-height: 1.2;
}

.tech-subhead {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8.5px;
  color: var(--text-muted);
}

.tech-skills-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin: 10px 0 12px 0;
}

.skill-row {
  font-size: 10.5px;
  color: var(--text-muted);
  line-height: 1.45;
}

.skill-row b {
  color: var(--text-main);
  font-weight: 600;
}

.skill-bullet {
  font-size: 7.5px;
  margin-right: 4px;
  vertical-align: middle;
}

.tech-box-left .skill-bullet {
  color: #3FB950;
}

#tech-box-data .skill-bullet {
  color: #F0B729;
}

#tech-box-creative .skill-bullet {
  color: #BC8CFF;
}

.tech-badges-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.t-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  font-weight: 600;
  color: var(--text-main);
  background: rgba(125, 125, 125, 0.1);
  border: 1px solid rgba(125, 125, 125, 0.15);
  padding: 3px 8px;
  border-radius: 4px;
}

/* ===================================================================
   6. HUD OVERLAY & DEPTH PROGRESS BAR
   =================================================================== */
.dive-hud {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  transition: opacity 0.3s ease;
}

.dive-hud * {
  pointer-events: auto;
}

.hud-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hud-brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hud-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-main);
}

.hud-sub {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* FIXED GLOBAL ACTIONS BAR (CONTACT US, LINKEDIN, GITHUB, THEME TOGGLER, ABOUT ME) */
.global-actions-bar {
  position: fixed;
  top: 24px;
  right: 28px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.global-nav-btn {
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  color: var(--text-main);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.25);
  transition: all 0.2s ease;
  cursor: pointer;
  white-space: nowrap;
}

.global-nav-btn:hover {
  border-color: rgba(125, 125, 125, 0.5);
  transform: translateY(-2px);
}

.global-nav-btn.about-btn {
  border-color: rgba(88, 166, 255, 0.45);
  color: #58A6FF;
  background: rgba(88, 166, 255, 0.08);
}

.global-nav-btn.about-btn:hover {
  background: rgba(88, 166, 255, 0.18);
  border-color: #58A6FF;
  box-shadow: 0 0 16px rgba(88, 166, 255, 0.35);
}

.global-nav-btn.contact-btn:hover {
  border-color: #3FB950;
  color: #3FB950;
}

.global-nav-btn.linkedin-btn:hover {
  border-color: #0A66C2;
  color: #58A6FF;
}

.global-nav-btn.github-btn:hover {
  border-color: var(--text-main);
  color: var(--text-main);
}

.btn-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #58A6FF;
  box-shadow: 0 0 8px #58A6FF;
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {

  0%,
  100% {
    opacity: 0.8;
    transform: scale(1);
  }

  50% {
    opacity: 1;
    transform: scale(1.4);
  }
}

.theme-icon {
  font-size: 13px;
  line-height: 1;
}

.theme-label {
  font-size: 9px;
  letter-spacing: 0.1em;
}

/* ===================================================================
   ABOUT ME INTERACTIVE OVERLAY & SCROLLABLE 3D SKILL DECK
   =================================================================== */
.about-me-overlay {
  position: fixed;
  inset: 0;
  z-index: 1500;
  background: var(--bg-deep);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.about-me-overlay.hidden {
  display: none !important;
  opacity: 0;
  pointer-events: none;
}

.about-backdrop {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 20%, rgba(88, 166, 255, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.about-top-bar {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 32px;
  background: rgba(5, 6, 8, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hud-border);
  z-index: 20;
}

[data-theme="light"] .about-top-bar {
  background: rgba(243, 244, 246, 0.85);
}

.about-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-main);
}

.about-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 700;
  color: #58A6FF;
  background: rgba(88, 166, 255, 0.12);
  border: 1px solid rgba(88, 166, 255, 0.3);
  padding: 3px 8px;
  border-radius: 9999px;
}

.about-close-btn {
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 9999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.about-close-btn:hover {
  border-color: #FF7B72;
  color: #FF7B72;
  transform: scale(1.04);
}

.esc-hint {
  font-size: 8.5px;
  color: var(--text-muted);
  background: rgba(125, 125, 125, 0.18);
  padding: 1px 5px;
  border-radius: 3px;
}

.about-scroll-container {
  flex: 1;
  overflow-y: scroll;
  overflow-x: hidden;
  padding: 3.5rem 1.5rem 6rem 1.5rem;
  position: relative;
  z-index: 10;
  scrollbar-width: none !important;
  -ms-overflow-style: none !important;
  -webkit-overflow-scrolling: touch;
}

.about-scroll-container::-webkit-scrollbar,
.about-me-overlay::-webkit-scrollbar {
  display: none !important;
  width: 0 !important;
  height: 0 !important;
}

/* 1. HERO SECTION & CANDIDATE IDENTITY */
.about-hero-section {
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
  padding-bottom: 2rem;
}

.about-hero-sub {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 12px;
}

/* CANDIDATE NAME: EXACT SAME FONT AS JACK OF ALL TRADES (Inter 900) & COLOR PALETTE */
.about-hero-name {
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: clamp(2.4rem, 5.4vw, 4.4rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: #58A6FF;
  text-shadow: 0 0 32px rgba(88, 166, 255, 0.35);
  margin: 10px auto 6px auto;
  text-align: center;
}

[data-theme="light"] .about-hero-name {
  color: #0969DA;
  text-shadow: none;
}

/* JACK OF ALL TRADES TITLE (Inter 900) */
.about-hero-title {
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text-main);
  margin-top: 4px;
  margin-bottom: 20px;
}

.about-hero-lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 760px;
  margin: 0 auto 30px auto;
}

.about-metrics-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 30px;
}

.a-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-main);
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  padding: 7px 16px;
  border-radius: 6px;
}

.about-scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  color: #58A6FF;
  animation: bounceCue 2s infinite ease-in-out;
}

@keyframes bounceCue {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(6px);
  }
}

/* 2. SCROLLABLE 3D DECK TRACK (CARDS SCROLL TO CENTER, THEN REVEAL 1-BY-1) */
.about-deck-track {
  position: relative;
  height: 1200px;
  margin: 1.5rem auto 0 auto;
  max-width: 1300px;
}

.deck-sticky-viewport {
  position: sticky;
  top: max(60px, calc(50vh - 300px));
  height: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.cards-deck-arena {
  position: relative;
  width: 100%;
  max-width: 1180px;
  height: 520px;
  perspective: 1200px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.skill-deck-card {
  position: absolute;
  width: 350px;
  height: 480px;
  max-width: 88vw;
  perspective: 1200px;
  will-change: transform;
  /* Strictly parallel column glide: zero rotation in layout plane */
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
}

/* 3D FLIPPABLE INNER CONTAINER */
.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  transform: rotateY(180deg);
}

.card-side {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

/* FRONT FACE (SKILLS & DETAILS) */
.card-front-side {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1.4rem;
  transform: rotateY(0deg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* BACK FACE (CARD DECK BACKWARDS DESIGN) */
.card-back-side {
  background: linear-gradient(145deg, rgba(16, 20, 28, 0.96) 0%, rgba(8, 10, 14, 0.98) 100%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1.6rem 1.4rem;
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

[data-theme="light"] .card-back-side {
  background: linear-gradient(145deg, rgba(240, 243, 248, 0.96) 0%, rgba(220, 226, 235, 0.98) 100%);
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.card-back-frame {
  width: 100%;
  height: 100%;
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.2rem;
  position: relative;
}

[data-theme="light"] .card-back-frame {
  border-color: rgba(0, 0, 0, 0.15);
}

.card-back-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 3px 10px;
  border-radius: 9999px;
  margin-bottom: 24px;
}

.emerald-tag {
  color: #3FB950;
  background: rgba(63, 185, 80, 0.12);
  border: 1px solid rgba(63, 185, 80, 0.3);
}

.cobalt-tag {
  color: #58A6FF;
  background: rgba(88, 166, 255, 0.12);
  border: 1px solid rgba(88, 166, 255, 0.3);
}

.gold-tag {
  color: #F0B729;
  background: rgba(240, 183, 41, 0.12);
  border: 1px solid rgba(240, 183, 41, 0.3);
}

.card-back-crest {
  width: 84px;
  height: 84px;
  margin-bottom: 20px;
  animation: pulseCrest 3s infinite ease-in-out;
}

@keyframes pulseCrest {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.85;
  }

  50% {
    transform: scale(1.06);
    opacity: 1;
  }
}

.crest-svg {
  width: 100%;
  height: 100%;
}

.card-back-title {
  font-family: 'Cinzel', serif;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-main);
  margin-bottom: 6px;
}

.card-back-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.card-back-cue {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #58A6FF;
  background: rgba(88, 166, 255, 0.08);
  border: 1px solid rgba(88, 166, 255, 0.25);
  padding: 4px 12px;
  border-radius: 9999px;
}

.card-accent-bar {
  height: 3px;
  width: 44px;
  border-radius: 9999px;
  margin-bottom: 14px;
}

.card-accent-bar.emerald {
  background: #3FB950;
  box-shadow: 0 0 10px #3FB950;
}

.card-accent-bar.cobalt {
  background: #58A6FF;
  box-shadow: 0 0 12px #58A6FF;
}

.card-accent-bar.gold {
  background: #F0B729;
  box-shadow: 0 0 10px #F0B729;
}

.card-header-deck {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 700;
}

.c-rank {
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.c-rank.highlight {
  color: #58A6FF;
}

.c-tier {
  color: var(--text-muted);
}

.c-tier.highlight {
  color: #58A6FF;
}

.c-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.25;
}

.c-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

.c-skills-list {
  list-style: none;
  padding: 0;
  margin: 0 0 14px 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.c-skills-list li {
  font-size: 10.5px;
  color: var(--text-muted);
  line-height: 1.45;
}

.c-skills-list b {
  color: var(--text-main);
  font-weight: 600;
}

.c-bullet {
  font-size: 8px;
  color: #58A6FF;
  margin-right: 4px;
}

.c-tags-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 14px;
}

.c-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8.5px;
  font-weight: 600;
  color: var(--text-main);
  background: rgba(125, 125, 125, 0.08);
  border: 1px solid var(--hud-border);
  padding: 3px 7px;
  border-radius: 4px;
}

.c-card-footer {
  border-top: 1px dashed var(--hud-border);
  padding-top: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 8.5px;
  color: var(--text-muted);
}

.c-card-footer b {
  color: var(--text-main);
}

/* 3. DIRECT ACTION & HANDOFF FOOTER */
.about-contact-section {
  max-width: 820px;
  margin: 4rem auto 2rem auto;
  text-align: center;
}

.contact-card-box {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-card);
}

.c-kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #3FB950;
  display: block;
  margin-bottom: 10px;
}

.contact-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
}

.contact-sub {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 24px auto;
  line-height: 1.6;
}

.contact-actions-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.c-action-btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 8px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.c-action-btn.primary {
  background: #58A6FF;
  color: #000000;
  border: none;
  font-weight: 800;
}

.c-action-btn.primary:hover {
  background: #79C0FF;
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(88, 166, 255, 0.4);
}

.c-action-btn.secondary {
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  color: var(--text-main);
}

.c-action-btn.secondary:hover {
  border-color: rgba(125, 125, 125, 0.4);
  transform: translateY(-2px);
}

/* ===================================================================
   RESPONSIVE MOBILE ENGINE (STRICTLY SCOPED TO SCREENS <= 900px)
   Desktop layout (screens > 900px) remains 100% untouched
   =================================================================== */

@media (max-width: 900px) {
  /* 1. Global Navigation Bar */
  .global-actions-bar {
    top: 12px;
    right: 12px;
    left: 12px;
    justify-content: flex-end;
    gap: 6px;
  }
  .global-nav-btn {
    padding: 6px 10px;
    font-size: 8.5px;
    gap: 4px;
  }
  
  /* 2. Overview Hero Cover */
  .overview-cover-layer {
    padding: 24px 18px;
    justify-content: center;
    gap: 20px;
  }
  .overview-title {
    font-size: clamp(2.2rem, 8vw, 3.8rem);
    letter-spacing: -0.02em;
    margin-bottom: 14px;
  }
  .overview-guide {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 20px;
  }
  .overview-metrics-row {
    gap: 6px;
    margin-bottom: 24px;
  }
  .m-pill {
    font-size: 8.5px;
    padding: 6px 12px;
  }

  /* 3. 3D Portal Cards (Scaled down to fit screen width without overflow) */
  .dive-track {
    will-change: transform;
  }
  .portal-card {
    width: min(92vw, 420px);
    left: calc(min(92vw, 420px) / -2);
    top: -210px;
    will-change: transform, opacity;
    contain: layout paint;
  }
  .card-glass {
    padding: 20px 18px;
    gap: 12px;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: rgba(13, 17, 23, 0.94);
  }
  [data-theme="light"] .card-glass {
    background: rgba(243, 244, 246, 0.96);
  }
  .tech-box {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: rgba(13, 17, 23, 0.94);
  }
  [data-theme="light"] .tech-box {
    background: rgba(243, 244, 246, 0.96);
  }
  .about-top-bar {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: rgba(8, 10, 14, 0.96);
  }
  [data-theme="light"] .about-top-bar {
    background: rgba(243, 244, 246, 0.98);
  }
  .global-nav-btn {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
  .card-front-side {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: rgba(13, 17, 23, 0.95);
  }
  .card-title {
    font-size: 1.15rem;
  }
  .card-desc {
    font-size: 11px;
    line-height: 1.45;
  }
  .mini-stats-grid {
    gap: 6px;
    margin-bottom: 10px;
  }
  .stat-box {
    padding: 6px 4px;
  }
  .stat-box b {
    font-size: 12px;
  }
  .stat-box span {
    font-size: 8px;
  }
  .inspect-btn {
    padding: 10px;
    font-size: 10px;
  }

  /* 4. Nexus Tech Deck (Stack into vertical stream on mobile) */
  .nexus-tech-deck {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    pointer-events: auto;
  }
  .nexus-tech-deck.visible .tech-box-left {
    position: relative;
    left: auto;
    top: auto;
    transform: none !important;
    width: 90vw;
    max-width: 440px;
    margin: 80px auto 16px auto;
  }
  .nexus-tech-deck.visible .tech-boxes-right {
    position: relative;
    right: auto;
    top: auto;
    transform: none !important;
    width: 90vw;
    max-width: 440px;
    margin: 0 auto 80px auto;
  }

  /* 5. Constellation Rail & Orbits */
  .constellation-container {
    opacity: 0.65;
  }
  .node-label {
    display: none;
  }

  /* 6. About Me Overlay & Vertical Flowing Cards */
  .about-top-bar {
    padding: 14px 18px;
  }
  .about-brand .about-kicker {
    font-size: 9.5px;
  }
  .about-scroll-container {
    padding: 2rem 1rem 5rem 1rem;
  }
  .about-hero-name {
    font-size: clamp(2rem, 7.5vw, 3rem);
  }
  .about-hero-title {
    font-size: clamp(1.6rem, 6vw, 2.4rem);
  }
  .about-hero-lede {
    font-size: 0.95rem;
    line-height: 1.5;
  }
  .about-metrics-row {
    gap: 6px;
  }
  .a-pill {
    font-size: 8.5px;
    padding: 5px 10px;
  }

  .about-deck-track {
    height: auto !important;
    margin-top: 1.5rem;
  }
  .deck-sticky-viewport {
    position: relative !important;
    top: 0 !important;
    height: auto !important;
  }
  .cards-deck-arena {
    height: auto !important;
    flex-direction: column !important;
    gap: 22px !important;
    perspective: none !important;
  }
  .skill-deck-card {
    position: relative !important;
    transform: none !important;
    width: 100% !important;
    max-width: 380px !important;
    height: auto !important;
    min-height: 480px !important;
    left: auto !important;
    top: auto !important;
    margin: 0 auto;
  }
  .card-inner {
    transform: rotateY(0deg) !important;
  }
  .card-back-side {
    display: none !important;
  }
  .card-front-side {
    position: relative !important;
    transform: none !important;
    height: 100% !important;
  }
}

@media (max-width: 600px) {
  /* Phone Compact Enhancements */
  .hud-brand {
    display: none;
  }
  .global-actions-bar {
    top: 10px;
    right: 8px;
    left: 8px;
    justify-content: flex-end;
    gap: 4px;
  }
  .global-nav-btn {
    padding: 5px 8px;
    font-size: 8px;
    gap: 3px;
  }

  .overview-hero-center {
    padding: 0 4px;
  }
  .overview-title {
    font-size: clamp(1.85rem, 8.5vw, 2.6rem);
  }
  .overview-sub {
    font-size: 9px;
    letter-spacing: 0.16em;
  }
  .overview-guide {
    font-size: 0.88rem;
  }

  .portal-card {
    width: calc(100vw - 32px);
    left: calc((100vw - 32px) / -2);
    top: -195px;
  }
  .card-glass {
    padding: 16px 14px;
    gap: 10px;
    border-radius: 12px;
  }
  .dim-badge {
    font-size: 9.5px;
    padding: 3px 8px;
  }
  .status-indicator {
    font-size: 8.5px;
  }
  .card-title {
    font-size: 1.05rem;
  }
  .card-tags-grid .tag {
    font-size: 8px;
    padding: 2px 6px;
  }

  .hud-footer {
    padding: 0 10px;
  }
  .footer-meta {
    font-size: 8px;
  }
}

/* Bottom Progress Bar */
.hud-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
}

.progress-track {
  width: 100%;
  height: 3px;
  background: var(--hud-bg);
  border: 1px solid var(--hud-border);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-fill {
  width: 0%;
  height: 100%;
  background: var(--ctrl-highlight-bg);
  transition: width 0.1s linear;
}

.footer-meta {
  width: 100%;
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--text-muted);
}