/* ============================================
   Alan Schumann · Portfolio
   Editorial dark design — yellow accent
   ============================================ */

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

:root {
  /* Dark (default) */
  --bg:          #0A0A0A;
  --bg-2:        #0d0d0d;
  --bg-card:     #141414;
  --bg-hover:    #1e1e1e;
  --surface:     #141414;
  --surface-2:   #1e1e1e;
  --text:        #F3F3F3;
  --text-dim:    #888888;
  --text-muted:  #444444;
  --border:      rgba(255,255,255,0.08);
  --border-mid:  rgba(255,255,255,0.13);
  --border-hover:rgba(255,255,255,0.22);
  --line:        rgba(255,255,255,0.08);
  --accent:      #E8FF59;
  --accent-rgb:  232, 255, 89;
  --accent-bg:   rgba(232,255,89,0.07);
  --accent-bg-h: rgba(232,255,89,0.13);

  /* legacy aliases */
  --accent-2: var(--accent);
  --glass-bg: var(--bg-card);
  --glass-bg-strong: var(--bg-hover);

  --font-display: 'Fraunces', serif;
  --radius:    6px;
  --radius-sm: 4px;
  --transition: 160ms ease;
  --max-w: 1200px;
}

[data-theme="light"] {
  --bg:          #f7f7f0;
  --bg-2:        #f0f0e8;
  --bg-card:     #ebebde;
  --bg-hover:    #e3e3d5;
  --surface:     #ebebde;
  --surface-2:   #e3e3d5;
  --text:        #111111;
  --text-dim:    #555555;
  --text-muted:  #aaaaaa;
  --border:      rgba(0,0,0,0.1);
  --border-mid:  rgba(0,0,0,0.16);
  --border-hover:rgba(0,0,0,0.28);
  --line:        rgba(0,0,0,0.1);
  --accent:      #8a9900;
  --accent-rgb:  138, 153, 0;
  --accent-bg:   rgba(138,153,0,0.08);
  --accent-bg-h: rgba(138,153,0,0.14);
  --accent-2: var(--accent);
  --glass-bg: var(--bg-card);
  --glass-bg-strong: var(--bg-hover);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Grain overlay */
.grain {
  position: fixed; inset: 0; z-index: 9998;
  pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 3px 3px;
  mix-blend-mode: overlay;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 32px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 10px 18px;
  border-radius: var(--radius);
  z-index: 9999;
  opacity: 0;
  transition: opacity 240ms ease, transform 240ms ease;
  white-space: nowrap;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Skill tooltip */
#skill-tooltip,
.world-tooltip {
  position: fixed;
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  pointer-events: none;
  z-index: 200;
  opacity: 0;
  transition: opacity 120ms ease;
  white-space: nowrap;
}
#skill-tooltip.visible,
.world-tooltip.visible { opacity: 1; }
.world-tooltip {
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: var(--text);
  box-shadow: 0 14px 40px rgba(0,0,0,.28);
}
.world-tooltip span {
  color: var(--text-dim);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .12em;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
img, svg { max-width: 100%; display: block; }

/* ============================================
   Background – dot grain texture
   ============================================ */
.bg-blobs {
  position: fixed; inset: 0; z-index: -1;
  background: var(--bg);
  pointer-events: none;
}
.bg-blobs::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.4;
}
/* hide old blob elements */
.blob, .grid-overlay { display: none; }

/* Cursor glow */
.cursor-glow {
  position: fixed;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,255,89,0.04), transparent 65%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity .3s;
  opacity: 0;
}
@media (hover: hover) { .cursor-glow.active { opacity: 1; } }

/* Git Commit Ambient Background */
.git-trail-commit {
  position: fixed;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 400;
  color: var(--accent);
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
  z-index: 0;
  user-select: none;
  transform: translateY(0);
}
.git-trail-commit--animate {
  animation: git-trail-rise 5s ease-in-out forwards;
}
@keyframes git-trail-rise {
  0%   { opacity: 0;    transform: translateY(0px); }
  15%  { opacity: 0.18; transform: translateY(-10px); }
  70%  { opacity: 0.12; transform: translateY(-40px); }
  100% { opacity: 0;    transform: translateY(-65px); }
}
[data-theme="light"] .git-trail-commit {
  color: var(--accent);
  text-shadow: none;
}

/* ============================================
   Card primitive
   ============================================ */
.glass {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.gradient-text { color: var(--text); }

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: 56px;
  z-index: 100;
  background: rgba(10,10,10,0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
  gap: 20px;
}
[data-theme="light"] .nav { background: rgba(247,247,240,0.88); }

.nav-brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 14px; }
.brand-logo {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  font-weight: 800; font-size: 12px;
  letter-spacing: .5px;
  color: var(--accent);
  background: var(--bg-card);
}
.brand-text { color: var(--text); }

.nav-links { display: flex; gap: 2px; }
.nav-links a {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 500;
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: var(--bg-hover); }
.nav-actions { display: flex; align-items: center; gap: 6px; }
.icon-btn {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  transition: color var(--transition), background var(--transition);
  border: 1px solid var(--border);
  background: transparent;
  font-weight: 600;
  font-size: 12px;
}
.icon-btn:hover { color: var(--text); background: var(--bg-hover); border-color: var(--border-mid); }
.icon-btn svg { width: 15px; height: 15px; }
.icon-sun, .icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="light"] .icon-moon { display: block; }
.menu-btn { display: none; }
.icon-btn-contact { display: none; }

/* Accent "Get in touch" nav button */
.btn-accent-nav {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px; font-weight: 600;
  background: var(--accent);
  color: #0A0A0A;
  border: none;
  transition: opacity var(--transition);
  white-space: nowrap;
}
.btn-accent-nav:hover { opacity: 0.85; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
  letter-spacing: .01em;
}
.btn svg { width: 14px; height: 14px; }
.btn-primary {
  background: var(--accent);
  color: #0A0A0A;
  border-color: transparent;
}
.btn-primary:hover { opacity: 0.85; }
.btn-ghost {
  background: transparent;
  border-color: var(--border-mid);
  color: var(--text-dim);
}
.btn-ghost:hover { color: var(--text); border-color: var(--border-hover); background: var(--bg-hover); }
.btn-pdf { padding: 7px 14px; font-size: 12px; }
.btn-large { padding: 12px 24px; font-size: 14px; margin-top: 20px; }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 80px 64px 60px;
  gap: 48px;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}
.hero-content { display: flex; flex-direction: column; gap: 20px; align-items: flex-start; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: var(--radius);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-dim);
  border: 1px solid var(--border);
  background: var(--bg-card);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-family: 'JetBrains Mono', monospace;
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34,197,94,.18);
  animation: pulse-dot 2.5s infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 0 3px rgba(34,197,94,.18); }
  50%      { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
}

/* Display heading — Fraunces italic */
.hero-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 1.0;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.hero-title .line-static { display: block; color: var(--text); }
.hero-title .line-cycling {
  display: block;
  color: var(--accent);
  height: 1.1em;
  overflow: hidden;
  position: relative;
}
.word-cycle-wrap {
  display: inline-block;
  position: relative;
}
.word-slot {
  display: block;
  animation: fadeUp 0.5s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(60%); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-cursor {
  display: inline-block;
  width: 0.45ch;
  height: 0.85em;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  0%,100% { opacity: 1; }
  50%      { opacity: 0; }
}

.hero-role {
  font-size: clamp(.85rem, 1.4vw, 1rem);
  font-weight: 400;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: .04em;
}
.hero-desc { font-size: clamp(.9rem, 1.2vw, 1rem); color: var(--text-dim); max-width: 480px; line-height: 1.75; }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.stat {
  padding: 16px 24px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
  flex: 1;
  border-right: 1px solid var(--border);
  background: var(--bg-card);
  position: relative;
}
.stat:last-child { border-right: none; }
.stat-num { font-size: 1.6rem; font-weight: 800; color: var(--text); letter-spacing: -0.03em; line-height: 1; }
.plus { font-weight: 700; color: var(--text-dim); font-size: .95rem; }
.stat-label { font-size: 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .12em; font-family: 'JetBrains Mono', monospace; }

/* 3D Canvas in hero */
.hero-canvas-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 460px;
  cursor: grab;
  user-select: none;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 42%, rgba(var(--accent-rgb), .08), transparent 38%),
    linear-gradient(180deg, rgba(255,255,255,.035), transparent 42%),
    var(--bg-card);
}
.hero-canvas-wrap:active { cursor: grabbing; }
#hero-canvas {
  width: 100%;
  height: 100%;
  min-height: 420px;
  display: block;
  touch-action: none;
}
@media (pointer: coarse) {
  #hero-canvas { touch-action: pan-y; }
}
.two-finger-hint {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: var(--radius);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 10;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-align: center;
}
[data-theme="light"] .two-finger-hint { background: rgba(255,255,255,0.6); }
.two-finger-hint.visible { opacity: 1; }
.two-finger-hint svg { opacity: 0.85; }
.world-hud,
.world-controls,
.world-panel {
  position: absolute;
  z-index: 2;
  pointer-events: auto;
}
.world-hud {
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
  pointer-events: none;
}
.world-hud span {
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(0,0,0,.18);
  backdrop-filter: blur(10px);
}
[data-theme="light"] .world-hud span { background: rgba(255,255,255,.45); }
.world-controls {
  left: 14px;
  bottom: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: min(360px, calc(100% - 28px));
}
.world-filter {
  height: 28px;
  padding: 0 9px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(0,0,0,.18);
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .04em;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}
[data-theme="light"] .world-filter { background: rgba(255,255,255,.45); }
.world-filter:hover,
.world-filter.active {
  color: #000;
  border-color: rgba(255,255,255,0.75);
  background: rgba(255,255,255,0.9);
}
[data-theme="light"] .world-filter.active {
  color: #fff;
  background: rgba(0,0,0,0.82);
  border-color: rgba(0,0,0,0.5);
}
.world-panel {
  bottom: 56px;
  left: 50%;
  transform: translateX(-50%);
  width: min(300px, calc(100% - 28px));
  padding: 14px 16px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  background: rgba(6,6,6,0.93);
  color: var(--text);
  box-shadow: 0 8px 40px rgba(0,0,0,.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}
[data-theme="light"] .world-panel { background: rgba(8,8,8,.93); border-color: rgba(255,255,255,0.14); }
.world-panel-top {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 8px;
}
.world-panel-top span {
  color: rgba(255,255,255,0.4);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.world-panel-top strong {
  font-size: 17px;
  line-height: 1.2;
  font-weight: 700;
}
.world-panel p {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.55;
}
.world-tech,
.world-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 11px;
}
.world-tech span,
.world-list span {
  padding: 4px 7px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  line-height: 1.2;
}
.world-list span { color: var(--text); }
.world-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.world-action {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 10px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.world-action:hover {
  border-color: var(--border-hover);
  background: var(--bg-hover);
}
.world-action.primary {
  border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  color: var(--text);
}
.world-action.primary:hover {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.14);
}

.world-hub-name {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, 28px);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
  font-family: 'JetBrains Mono', monospace;
  pointer-events: none;
  white-space: nowrap;
  user-select: none;
}
[data-theme="light"] .world-hub-name { color: rgba(255,255,255,0.5); }

.scroll-hint { display: none; }

/* ============================================
   TICKER STRIP
   ============================================ */
.ticker-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  white-space: nowrap;
  padding: 10px 0;
}
.ticker-inner {
  display: inline-flex;
  gap: 0;
  animation: ticker 38s linear infinite;
  will-change: transform;
}
.ticker-inner:hover { animation-play-state: paused; }
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 28px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ticker-item .ticker-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 100px 64px;
  border-top: 1px solid var(--border);
}
.section-head { margin-bottom: 52px; }
.section-kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.section-kicker::before {
  content: '';
  display: block;
  height: 1px;
  width: 32px;
  background: var(--border-mid);
  flex-shrink: 0;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.05;
}
.card { padding: 28px; }

/* About */
.about-grid { display: grid; grid-template-columns: 190px 2fr 1fr; gap: 20px; align-items: start; }
.about-card p + p { margin-top: 12px; }

/* Photo — editorial container */
.about-photo-wrap {
  position: relative;
  align-self: stretch;
}
/* Offset accent shadow frame */
.about-photo-wrap::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 10px;
  right: -10px;
  bottom: -10px;
  background: var(--accent);
  opacity: 0.14;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  z-index: 0;
  transition: opacity var(--transition);
}
.about-photo-wrap:hover::before { opacity: 0.28; }
/* Corner bracket top-left */
.about-photo-wrap::after {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 28px;
  height: 28px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
  z-index: 2;
  pointer-events: none;
}
.about-photo {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: 290px;
  max-height: 380px;
  object-fit: cover;
  object-position: center 12%;
  display: block;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  filter: grayscale(25%) brightness(0.9);
  transition: filter 0.5s ease;
}
.about-photo-wrap:hover .about-photo {
  filter: grayscale(0%) brightness(1);
}
.about-photo-label {
  position: absolute;
  bottom: 28px;
  left: 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(10,10,10,0.82);
  border: 1px solid var(--border-mid);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 9px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  z-index: 3;
  white-space: nowrap;
}
.about-card p { color: var(--text-dim); font-size: 1rem; line-height: 1.75; }
.about-info ul { display: flex; flex-direction: column; }
.about-info li {
  display: flex; flex-direction: column; gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.about-info li:first-child { padding-top: 0; }
.about-info li:last-child { border-bottom: none; padding-bottom: 0; }
.about-info span { font-size: 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .1em; font-family: 'JetBrains Mono', monospace; }
.about-info strong { font-size: 14px; color: var(--text); font-weight: 500; }

/* Skills */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.skill-card { transition: border-color var(--transition); }
.skill-card:hover { border-color: var(--border-hover); }
.skill-card h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .2em;
  color: var(--accent);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(var(--accent-rgb), .2);
}
.skill-card h3::before { content: '[ '; opacity: .5; }
.skill-card h3::after  { content: ' ]'; opacity: .5; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 4px 9px;
  border-radius: var(--radius-sm);
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-dim);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.chips span:hover { color: var(--accent); border-color: rgba(232,255,89,0.3); background: var(--accent-bg); }

/* Timeline */
.timeline {
  counter-reset: tl;
  max-width: 860px;
}
.timeline-item {
  counter-increment: tl;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0 48px;
  padding: 36px 0;
  border-top: 1px solid var(--line);
  position: relative;
  transition: border-top-color var(--transition);
}
.timeline-item:last-child { border-bottom: 1px solid var(--line); }
.timeline-item::after {
  content: counter(tl, decimal-leading-zero);
  position: absolute;
  top: 38px;
  right: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--accent);
}
.timeline-item:hover { border-top-color: rgba(var(--accent-rgb), 0.35); }
.timeline-item .dot { display: none; }
.timeline-item .period {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: .04em;
  padding-top: 4px;
  white-space: nowrap;
  align-self: start;
}
.timeline-body { /* content column */ }
.timeline-item h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -.015em;
  line-height: 1.35;
}
.timeline-item p { color: var(--text-dim); font-size: 13.5px; line-height: 1.7; }

/* Projects */
.projects-note {
  font-size: 13px;
  color: var(--text-dim);
  border-left: 2px solid var(--accent);
  padding: 8px 14px;
  margin-bottom: 28px;
  background: var(--accent-bg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.filter-btn {
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: .04em;
  transition: all var(--transition);
}
.filter-btn:hover { color: var(--text); border-color: var(--border-mid); }
.filter-btn.active { background: var(--accent); color: #0A0A0A; border-color: transparent; }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.project-card {
  display: flex; flex-direction: column; gap: 12px;
  padding: 28px;
  background: var(--bg);
  transition: background var(--transition);
  position: relative; overflow: hidden;
}
.project-card:hover { background: var(--bg-card); }
.project-head { display: flex; align-items: flex-start; justify-content: flex-end; gap: 10px; }
.project-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-dim);
  white-space: nowrap;
  letter-spacing: .06em;
}
.project-card h3 { font-size: .95rem; font-weight: 600; letter-spacing: -.01em; }
.project-card p { color: var(--text-dim); font-size: 13px; line-height: 1.65; flex: 1; }
.project-tech { display: flex; flex-wrap: wrap; gap: 5px; }
.project-tech span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--text-muted);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: var(--bg-hover);
  border: 1px solid var(--border);
}
.project-link {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  transition: color var(--transition);
  margin-top: auto;
}
.project-link:hover { color: var(--accent); }

/* Contact */
.contact-card { max-width: 800px; margin: 0 auto; }
.contact-card > p { color: var(--text-dim); margin-bottom: 22px; font-size: .95rem; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; text-align: left; }
.contact-link {
  display: flex; align-items: center; gap: 14px;
  padding: 16px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: border-color var(--transition);
}
.contact-link:hover { border-color: rgba(232,255,89,0.3); }
.contact-link svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--text-dim); }
.contact-link span { display: block; font-size: 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .1em; font-family: 'JetBrains Mono', monospace; margin-bottom: 2px; }
.contact-link strong { font-size: 13px; color: var(--text); font-weight: 500; }

/* Footer */
.footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  font-size: 12px;
  border-top: 1px solid var(--border);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: .04em;
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ============================================
   Reveal animations
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 32px 60px;
    gap: 40px;
  }
  .hero-canvas-wrap { min-height: 340px; order: 2; }
  #hero-canvas { min-height: 320px; }
  .world-panel { bottom: 50px; }
  .section { padding: 72px 32px; }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .about-card { padding: 24px; }
  .about-card::after {
    content: '';
    display: block;
    clear: both;
  }
  .about-photo-wrap {
    width: 130px;
    aspect-ratio: 4 / 5;
    margin: 0 18px 8px 0;
    float: left;
    align-self: auto;
    height: auto;
    border-radius: 0;
    border: none;
    overflow: visible;
    flex-shrink: 0;
    justify-self: auto;
  }
  .about-photo {
    min-height: unset;
    max-height: unset;
    width: 100%;
    height: 100%;
    object-position: center 10%;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
    filter: grayscale(15%) brightness(0.95);
    border-radius: 0;
  }
  .about-photo-wrap::before { display: none; }
  .about-photo-wrap::after {
    content: '';
    position: absolute;
    top: -1px; left: -1px;
    width: 22px; height: 22px;
    border-top: 2px solid var(--accent);
    border-left: 2px solid var(--accent);
    z-index: 2;
    pointer-events: none;
    display: block;
  }
  .about-photo-label {
    position: absolute;
    left: calc(100% + 12px);
    top: 42%;
    transform: translateY(-50%);
    bottom: auto;
    font-size: 8px;
    padding: 5px 9px;
    display: inline-flex;
    background: rgba(6,6,6,0.92);
    border-color: rgba(var(--accent-rgb), 0.35);
    white-space: nowrap;
  }
  /* HUD connector line */
  .about-photo-label::before {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    width: 10px;
    height: 1px;
    background: rgba(var(--accent-rgb), 0.5);
    transform: translateY(-50%);
  }
  .hero-content { width: 100%; align-items: stretch; }
  .hero-stats { width: 100%; }
}
@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .nav-links {
    display: none; position: fixed;
    top: 56px; left: 0; right: 0;
    flex-direction: column;
    padding: 12px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 11px 14px; border-radius: var(--radius); }
  .menu-btn { display: grid; }
  .btn-pdf span { display: none; }
  .btn-pdf { width: 34px; height: 34px; padding: 0; justify-content: center; }
  .btn-accent-nav { display: none; }
  .icon-btn-contact {
    display: grid;
    background: var(--accent);
    color: #0A0A0A;
    border-color: var(--accent);
  }
  .icon-btn-contact svg { width: 15px; height: 15px; }
  .icon-btn-contact:hover { opacity: 0.85; }
  .hero { padding: 90px 20px 48px; }
  .hero-canvas-wrap { min-height: 390px; }
  #hero-canvas { min-height: 370px; }
  .world-hud {
    top: 10px;
    left: 10px;
    right: 10px;
  }
  .world-hud span { padding: 4px 6px; }
  .world-controls {
    left: 10px;
    right: 10px;
    bottom: 10px;
    max-width: none;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding-right: 4px;
  }
  .world-controls::-webkit-scrollbar { display: none; }
  .world-filter {
    height: 30px;
    padding: 0 10px;
    font-size: 9px;
    flex-shrink: 0;
    touch-action: manipulation;
  }
  .world-panel {
    bottom: 56px;
    padding: 12px;
    width: calc(100% - 20px);
    left: 10px;
    right: 10px;
    transform: none;
  }
  .world-panel-top strong { font-size: 15px; }
  .world-panel p { font-size: 11px; }
  .section { padding: 60px 20px; }
  .timeline-item { grid-template-columns: 1fr; gap: 4px 0; padding: 28px 0; }
  .timeline-item .period { padding-top: 0; font-size: 10px; }
  .timeline-item::after { display: none; }
  .ticker-strip { display: none; }
}
@media (max-width: 440px) {
  .brand-text { display: none; }
  .hero { padding: 90px 16px 48px; }
  .hero-stats {
    flex-direction: row;
    width: 100%;
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(var(--accent-rgb),0.10), transparent 60%), var(--bg-card);
    border-color: rgba(var(--accent-rgb), 0.18);
  }
  .stat {
    border-right: 1px solid var(--border);
    border-bottom: none;
    padding: 14px 6px;
    align-items: center;
    text-align: center;
    gap: 4px;
    background: transparent;
    flex: 1;
  }
  .stat:last-child { border-right: none; }
  .stat-num {
    font-size: 1.7rem;
    color: var(--accent);
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 500;
    letter-spacing: -0.02em;
  }
  .plus { color: var(--accent); font-size: 1rem; margin-left: -2px; }
  .stat-label {
    font-size: 8px;
    line-height: 1.2;
  }
  .about-photo-wrap { width: 110px; margin-right: 14px; }
  .world-panel { font-size: 11px; }
}

/* Touch-device enhancements */
@media (pointer: coarse) {
  .world-filter { min-height: 36px; padding: 0 12px; }
  .world-action { min-height: 40px; padding: 10px 14px; font-size: 12px; }
  .nav-links a { min-height: 44px; display: flex; align-items: center; }
  .hero-canvas-wrap { cursor: default; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .ticker-inner { animation: none; }
}