:root {
  --bg: #0a0e1a;
  --bg-alt: #0d1225;
  --bg-card: #13172b;
  --bg-card-hover: #1a1f35;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
  --accent: #00d4ff;
  --accent-glow: rgba(0, 212, 255, 0.15);
  --accent2: #7c3aed;
  --accent2-glow: rgba(124, 58, 237, 0.15);
  --border: #1e293b;
  --shadow: rgba(0, 0, 0, 0.4);
  --nav-bg: rgba(10, 14, 26, 0.85);
  --lang-typescript: #3178c6;
  --lang-javascript: #f1e05a;
  --lang-css: #563d7c;
  --lang-html: #e34c26;
  --lang-python: #3572a5;
  --lang-cpp: #f34b7d;
  --lang-c: #555;
  --lang-objectivec: #438eff;
  --lang-objectivecpp: #6866fb;
  --lang-shell: #89e051;
  --lang-makefile: #427819;
  --lang-cmake: #da3434;
  --lang-nix: #7e7eff;
  --lang-roff: #ecdebe;
  --lang-qtscript: #00b841;
  --lang-swift: #f05138;
  --lang-rust: #dea584;
  --lang-go: #00add8;
  --lang-kotlin: #a97bff;
  --lang-ruby: #701516;
  --lang-scala: #c22d40;
}

[data-theme="light"] {
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-card: #f1f5f9;
  --bg-card-hover: #e2e8f0;
  --text: #1e293b;
  --text-dim: #64748b;
  --text-muted: #94a3b8;
  --accent: #0891b2;
  --accent-glow: rgba(8, 145, 178, 0.1);
  --accent2: #6d28d9;
  --accent2-glow: rgba(109, 40, 217, 0.1);
  --border: #e2e8f0;
  --shadow: rgba(0, 0, 0, 0.08);
  --nav-bg: rgba(255, 255, 255, 0.85);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-card: #f1f5f9;
    --bg-card-hover: #e2e8f0;
    --text: #1e293b;
    --text-dim: #64748b;
    --text-muted: #94a3b8;
    --accent: #0891b2;
    --accent-glow: rgba(8, 145, 178, 0.1);
    --accent2: #6d28d9;
    --accent2-glow: rgba(109, 40, 217, 0.1);
    --border: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.08);
    --nav-bg: rgba(255, 255, 255, 0.85);
  }
}

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

html { scroll-behavior: smooth; }

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

body {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', 'JetBrains Mono', 'Consolas', monospace;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
  overflow-x: hidden;
}

::selection {
  background: var(--accent);
  color: #000;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent2); }

img { max-width: 100%; display: block; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  gap: 12px;
}

h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 28px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2));
  border-radius: 2px;
  flex-shrink: 0;
}

/* ===== HEADER ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: var(--text-dim);
  font-size: 0.85rem;
  font-weight: 500;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.2s;
}

.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--text); }

#themeToggle {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  font-size: 1rem;
}

#themeToggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg-card-hover);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 56px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.3;
  animation: heroDrift 12s ease-in-out infinite alternate;
}

.hero-bg-glow:nth-child(1) {
  background: var(--accent);
  top: -200px;
  left: -200px;
  animation-delay: 0s;
}

.hero-bg-glow:nth-child(2) {
  background: var(--accent2);
  bottom: -200px;
  right: -200px;
  animation-delay: -4s;
}

.hero-bg-glow:nth-child(3) {
  background: var(--accent);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  opacity: 0.1;
  animation-delay: -8s;
}

@keyframes heroDrift {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(60px, -40px) scale(1.1); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 24px;
}

.hero-greeting {
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-bottom: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-name {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 50%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-size: 1.2rem;
  color: var(--text-dim);
  margin-bottom: 24px;
  min-height: 1.6em;
}

#typewriter::after {
  content: '|';
  animation: blink 0.8s step-end infinite;
  color: var(--accent);
  font-weight: 300;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-links {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff !important;
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text) !important;
  border: 1px solid var(--border);
}

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

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: bounce 2s infinite;
}

.scroll-indicator span {
  display: block;
  width: 1px;
  height: 24px;
  background: var(--text-muted);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== SPOTLIGHT ===== */
.spotlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}

.spotlight-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 40px var(--accent-glow);
}

.spotlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.spotlight-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.spotlight-badge.active {
  background: rgba(0, 212, 255, 0.1);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 255, 0.2);
}

.spotlight-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.spotlight-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
}

.spotlight-org {
  display: inline-flex;
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  background: var(--accent2-glow);
  color: var(--accent2);
  border: 1px solid rgba(124, 58, 237, 0.2);
}

.spotlight-fork {
  font-size: 0.7rem;
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.spotlight-desc {
  color: var(--text-dim);
  margin-bottom: 20px;
  line-height: 1.7;
}

.spotlight-langs {
  margin-bottom: 20px;
}

.spotlight-lang-bar {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.spotlight-lang-segment {
  height: 100%;
  transition: width 0.6s ease-out;
}

.spotlight-lang-labels {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.spotlight-lang-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.spotlight-lang-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.spotlight-meta {
  display: flex;
  gap: 24px;
  margin-bottom: 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.spotlight-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.spotlight-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ===== PROJECT GRID ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  transition: all 0.3s;
  cursor: default;
  will-change: transform;
}

.project-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 32px var(--shadow);
}

.project-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.project-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: var(--bg);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.project-card-type {
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.project-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.project-card p {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 16px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-card-langs {
  margin-bottom: 16px;
}

.project-lang-bar {
  display: flex;
  height: 4px;
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 8px;
}

.project-lang-segment {
  height: 100%;
  transition: width 0.6s ease-out;
}

.project-lang-labels {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.project-lang-label {
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
}

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

.project-card-footer {
  display: flex;
  gap: 16px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.project-card-footer span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===== DOWNLOADS ===== */
.downloads-toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.downloads-search {
  flex: 1;
  min-width: 200px;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  transition: border-color 0.2s;
  outline: none;
}

.downloads-search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.downloads-sort {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
}

.downloads-sort:focus {
  border-color: var(--accent);
}

.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.download-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.2s;
}

.download-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 20px var(--shadow);
}

.download-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: var(--bg);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

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

.download-name {
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.download-meta {
  display: flex;
  gap: 12px;
  font-size: 0.72rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.download-mime {
  padding: 1px 6px;
  border-radius: 3px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 0.65rem;
}

.download-btn {
  padding: 8px 16px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff !important;
  font-size: 0.78rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  font-family: inherit;
}

.download-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.downloads-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  grid-column: 1 / -1;
}

.downloads-empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.downloads-empty h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--text-dim);
}

.downloads-empty p {
  font-size: 0.85rem;
}

/* ===== TIMELINE ===== */
.timeline-list {
  position: relative;
  padding-left: 28px;
}

.timeline-list::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: 28px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease-out;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -24px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: var(--bg);
}

.timeline-dot.push { border-color: var(--accent); }
.timeline-dot.pull_request { border-color: var(--accent2); }
.timeline-dot.issues { border-color: #f59e0b; }
.timeline-dot.create { border-color: #10b981; }
.timeline-dot.default { border-color: var(--text-muted); }

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  transition: border-color 0.2s;
}

.timeline-content:hover {
  border-color: var(--accent);
}

.timeline-event-type {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
}

.timeline-event-type.pr { color: var(--accent2); }
.timeline-event-type.issue { color: #f59e0b; }

.timeline-event-detail {
  font-size: 0.85rem;
  color: var(--text);
  margin-bottom: 2px;
}

.timeline-event-repo {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.timeline-event-date {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ===== STATS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: all 0.2s;
}

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

.stat-card-value {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 4px;
}

.stat-card-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stats-lang-chart {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}

.stats-lang-chart h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-dim);
}

.stats-lang-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.stats-lang-name {
  width: 100px;
  font-size: 0.8rem;
  color: var(--text-dim);
  text-align: right;
  flex-shrink: 0;
}

.stats-lang-track {
  flex: 1;
  height: 12px;
  background: var(--bg);
  border-radius: 6px;
  overflow: hidden;
}

.stats-lang-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 1s ease-out;
}

.stats-lang-pct {
  width: 48px;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: right;
  flex-shrink: 0;
}

/* ===== CONTRIBUTIONS ===== */
.contrib-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  overflow-x: auto;
}

.contrib-header {
  margin-bottom: 16px;
}

.contrib-summary {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.contrib-summary strong {
  font-size: 1.1rem;
  color: var(--text);
}

.contrib-graph {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contrib-months {
  display: flex;
  gap: 3px;
  padding-left: 32px;
  margin-bottom: 2px;
}

.contrib-month-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  width: 13px;
  text-align: center;
}

.contrib-body {
  display: flex;
  gap: 4px;
}

.contrib-day-labels {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 0;
}

.contrib-day-label {
  font-size: 0.6rem;
  color: var(--text-muted);
  height: 13px;
  line-height: 13px;
  width: 24px;
  text-align: right;
}

.contrib-grid {
  display: grid;
  grid-template-columns: repeat(53, 13px);
  grid-template-rows: repeat(7, 13px);
  gap: 3px;
}

.contrib-cell {
  width: 13px;
  height: 13px;
  border-radius: 2px;
}

[data-theme="dark"] .contrib-cell[data-level="NONE"],
:root:not([data-theme]) .contrib-cell[data-level="NONE"] {
  background: rgba(255,255,255,0.05);
}
[data-theme="dark"] .contrib-cell[data-level="FIRST_QUARTILE"],
:root:not([data-theme]) .contrib-cell[data-level="FIRST_QUARTILE"] {
  background: #0e4429;
}
[data-theme="dark"] .contrib-cell[data-level="SECOND_QUARTILE"],
:root:not([data-theme]) .contrib-cell[data-level="SECOND_QUARTILE"] {
  background: #006d32;
}
[data-theme="dark"] .contrib-cell[data-level="THIRD_QUARTILE"],
:root:not([data-theme]) .contrib-cell[data-level="THIRD_QUARTILE"] {
  background: #26a641;
}
[data-theme="dark"] .contrib-cell[data-level="FOURTH_QUARTILE"],
:root:not([data-theme]) .contrib-cell[data-level="FOURTH_QUARTILE"] {
  background: #39d353;
}

[data-theme="light"] .contrib-cell[data-level="NONE"] {
  background: #ebedf0;
}
[data-theme="light"] .contrib-cell[data-level="FIRST_QUARTILE"] {
  background: #9be9a8;
}
[data-theme="light"] .contrib-cell[data-level="SECOND_QUARTILE"] {
  background: #40c463;
}
[data-theme="light"] .contrib-cell[data-level="THIRD_QUARTILE"] {
  background: #30a14e;
}
[data-theme="light"] .contrib-cell[data-level="FOURTH_QUARTILE"] {
  background: #216e39;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .contrib-cell[data-level="NONE"] { background: #ebedf0; }
  :root:not([data-theme]) .contrib-cell[data-level="FIRST_QUARTILE"] { background: #9be9a8; }
  :root:not([data-theme]) .contrib-cell[data-level="SECOND_QUARTILE"] { background: #40c463; }
  :root:not([data-theme]) .contrib-cell[data-level="THIRD_QUARTILE"] { background: #30a14e; }
  :root:not([data-theme]) .contrib-cell[data-level="FOURTH_QUARTILE"] { background: #216e39; }
}

.contrib-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
  margin-top: 8px;
  padding-right: 8px;
}

.contrib-legend span {
  font-size: 0.65rem;
  color: var(--text-muted);
}

/* ===== FOOTER ===== */
footer {
  text-align: center;
  padding: 40px 24px;
  color: var(--text-muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
}

footer p { margin-bottom: 4px; }
footer a { color: var(--text-dim); }
footer a:hover { color: var(--accent); }

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero-name { font-size: 2.2rem; }
  .hero-title { font-size: 1rem; }
  .hero-stats { gap: 20px; }

  section { padding: 48px 0; }
  h2 { font-size: 1.4rem; margin-bottom: 28px; }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .downloads-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links { display: none; }

  .spotlight-header h3 { font-size: 1.2rem; }
  .spotlight-card { padding: 24px; }
}

@media (max-width: 480px) {
  .hero-name { font-size: 1.8rem; }
  .hero-stat-value { font-size: 1.2rem; }
  .stats-grid { grid-template-columns: 1fr; }
}

/* ===== LOADING ===== */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--text-muted);
  gap: 8px;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.error {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}

.error-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

/* ===== FILE TYPE ICONS (downloads) ===== */
.file-icon { font-size: 1.3rem; }
.file-icon.image { color: #10b981; }
.file-icon.archive { color: #f59e0b; }
.file-icon.audio { color: #8b5cf6; }
.file-icon.video { color: #ef4444; }
.file-icon.text { color: #3b82f6; }
.file-icon.code { color: var(--accent); }
.file-icon.binary { color: var(--text-muted); }
.file-icon.pdf { color: #ef4444; }
.file-icon.dmg { color: #6366f1; }
.file-icon.config { color: #f97316; }