:root {
  color-scheme: dark;
  --bg: #0b1020;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-2: rgba(255, 255, 255, 0.09);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --border: rgba(255, 255, 255, 0.12);
  --accent: #7c5cff;
  --accent-2: #22c55e;
  --danger: #ff5c7a;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1060px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans",
    "Liberation Sans", sans-serif;
  --ring: rgba(124, 92, 255, 0.34);
  --ring-strong: rgba(124, 92, 255, 0.6);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

html {
  scroll-behavior: smooth;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f8ff;
  --surface: rgba(10, 14, 28, 0.06);
  --surface-2: rgba(10, 14, 28, 0.08);
  --text: rgba(10, 14, 28, 0.9);
  --muted: rgba(10, 14, 28, 0.68);
  --border: rgba(10, 14, 28, 0.14);
  --shadow: 0 18px 55px rgba(10, 14, 28, 0.16);
  --ring: rgba(124, 92, 255, 0.22);
  --ring-strong: rgba(124, 92, 255, 0.42);
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(1200px 700px at 10% 10%, rgba(124, 92, 255, 0.35), transparent 60%),
    radial-gradient(900px 600px at 90% 0%, rgba(34, 197, 94, 0.22), transparent 55%),
    radial-gradient(800px 700px at 50% 100%, rgba(255, 92, 122, 0.16), transparent 60%),
    var(--bg);
  text-rendering: optimizeLegibility;
}

html[data-theme="light"] body {
  background: radial-gradient(1200px 700px at 10% 0%, rgba(124, 92, 255, 0.22), transparent 60%),
    radial-gradient(900px 600px at 100% 0%, rgba(34, 197, 94, 0.14), transparent 55%),
    radial-gradient(800px 700px at 50% 100%, rgba(255, 92, 122, 0.12), transparent 60%),
    var(--bg);
}

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

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

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid var(--border);
  color: var(--text);
  transform: translateY(-140%);
  transition: transform 150ms var(--ease-out);
}
.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 240px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.9), rgba(34, 197, 94, 0.65));
  box-shadow: 0 12px 30px rgba(124, 92, 255, 0.22);
  font-weight: 800;
}

.brand-title {
  font-weight: 780;
  letter-spacing: 0.2px;
}

.brand-subtitle {
  font-size: 0.9rem;
  color: var(--muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  transition: background 150ms var(--ease-out), border-color 150ms var(--ease-out), color 150ms var(--ease-out);
}

.nav-link:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.is-active {
  color: var(--text);
  border-color: rgba(124, 92, 255, 0.35);
  background: rgba(124, 92, 255, 0.14);
}

.icon-btn {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  transition: background 150ms var(--ease-out), border-color 150ms var(--ease-out), transform 150ms var(--ease-out);
}

html[data-theme="light"] .icon-btn {
  border-color: rgba(10, 14, 28, 0.18);
  background: rgba(10, 14, 28, 0.04);
}

.icon-btn:hover {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.icon-btn:active {
  transform: translateY(1px);
}

.icon {
  width: 18px;
  height: 18px;
}

.hero {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  gap: 22px;
  padding: 28px 0 10px;
}

@media (max-width: 880px) {
  .header-inner {
    flex-direction: column;
    align-items: stretch;
  }
  .brand {
    min-width: 0;
  }
  .header-actions {
    justify-content: space-between;
  }
  .nav {
    justify-content: flex-start;
  }
  .hero {
    grid-template-columns: 1fr;
  }
}

.eyebrow {
  margin: 0 0 6px;
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-size: 0.92rem;
}

h1 {
  margin: 8px 0 10px;
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  letter-spacing: -0.02em;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.lead {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
  color: color-mix(in srgb, var(--text) 92%, transparent);
}

.muted {
  color: var(--muted);
}

.cards {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 740px) {
  .cards {
    grid-template-columns: 1fr;
  }
}

.card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  transition: transform 180ms var(--ease-out), border-color 180ms var(--ease-out), background 180ms var(--ease-out);
}

.card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 34%, var(--border));
}

.card ul {
  margin: 0;
  padding-left: 18px;
  color: color-mix(in srgb, var(--text) 90%, transparent);
  line-height: 1.55;
}

.hero-aside {
  display: grid;
  gap: 14px;
  align-content: start;
}

.profile {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 12px;
  align-items: center;
  padding: 16px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  margin: 0;
}

.profile-badge {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: rgba(124, 92, 255, 0.18);
  border: 1px solid rgba(124, 92, 255, 0.35);
  font-weight: 900;
  letter-spacing: 0.08em;
}

.profile-name {
  font-weight: 800;
}

.profile-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 2px;
}

.callout {
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.22);
}

.callout p {
  margin: 0;
  color: color-mix(in srgb, var(--text) 92%, transparent);
  line-height: 1.6;
}

.section {
  padding: 22px 0;
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
}

.timeline li {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  padding: 12px 14px;
}

.search-form {
  margin-top: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 14px;
}

.search-form fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.search-form legend {
  padding: 0;
}

.field label {
  display: inline-block;
  font-weight: 700;
  margin-bottom: 8px;
}

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

input,
select {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: color-mix(in srgb, var(--bg) 60%, transparent);
  outline: none;
  transition: box-shadow 150ms var(--ease-out), border-color 150ms var(--ease-out), background 150ms var(--ease-out);
}

input:focus,
select:focus {
  border-color: var(--ring-strong);
  box-shadow: 0 0 0 4px var(--ring);
}

textarea {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: color-mix(in srgb, var(--bg) 60%, transparent);
  outline: none;
  resize: vertical;
  min-height: 120px;
  transition: box-shadow 150ms var(--ease-out), border-color 150ms var(--ease-out), background 150ms var(--ease-out);
}

textarea:focus {
  border-color: var(--ring-strong);
  box-shadow: 0 0 0 4px var(--ring);
}

.hint {
  margin: 8px 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  cursor: pointer;
  border: 1px solid rgba(124, 92, 255, 0.4);
  background: rgba(124, 92, 255, 0.18);
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 750;
  transition: background 150ms var(--ease-out), border-color 150ms var(--ease-out), transform 150ms var(--ease-out);
}

.btn:hover {
  border-color: rgba(124, 92, 255, 0.65);
  background: rgba(124, 92, 255, 0.26);
}

.btn:active {
  transform: translateY(1px);
}

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.86);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.09);
}

.error {
  margin: 0;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 92, 122, 0.35);
  background: rgba(255, 92, 122, 0.12);
  color: rgba(255, 255, 255, 0.92);
}

.results {
  display: grid;
  gap: 10px;
}

.result {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.result-title {
  font-weight: 800;
  margin: 0 0 6px;
}

.result-title a {
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 50%, transparent);
  text-underline-offset: 3px;
}

.result-meta {
  margin: 0;
  color: var(--muted);
}

.result-tags {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  font-size: 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.82);
  padding: 5px 9px;
  border-radius: 999px;
}

.tag[role="button"] {
  cursor: pointer;
}

.mark {
  padding: 0.08em 0.28em;
  border-radius: 0.45em;
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--border));
}

.site-footer {
  padding: 18px 0 26px;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.footer-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--muted) 45%, transparent);
}

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

*:focus-visible {
  outline: 3px solid var(--ring-strong);
  outline-offset: 3px;
  border-radius: 12px;
}

.media-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 860px) {
  .media-grid {
    grid-template-columns: 1fr;
  }
}

.media-card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.media-card .media-body {
  padding: 12px 14px 14px;
}

.media-title {
  margin: 0 0 6px;
  font-weight: 850;
  letter-spacing: -0.01em;
}

.media-desc {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.media-img {
  width: 100%;
  height: auto;
  display: block;
  background: rgba(0, 0, 0, 0.14);
}

html[data-theme="light"] .media-img {
  background: rgba(10, 14, 28, 0.06);
}

.media-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  border: 0;
  background: rgba(0, 0, 0, 0.14);
}

.prose {
  line-height: 1.72;
  color: color-mix(in srgb, var(--text) 92%, transparent);
}

.prose p {
  margin: 0;
}

.prose p + p {
  margin-top: 10px;
}

.split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 14px;
  margin-top: 14px;
}

@media (max-width: 900px) {
  .split {
    grid-template-columns: 1fr;
  }
}

.notice {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.notice strong {
  font-weight: 850;
}

.kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.92em;
  padding: 0.08em 0.42em;
  border-radius: 0.6em;
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  background: color-mix(in srgb, var(--bg) 62%, rgba(255, 255, 255, 0.06));
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
    animation: none !important;
  }
}

@media print {
  body {
    background: white !important;
    color: black !important;
  }
  .site-header,
  .site-footer,
  .skip-link {
    display: none !important;
  }
  .card,
  .profile,
  .search-form,
  .result {
    box-shadow: none !important;
  }
}

/* Easter egg: hidden Snake (only injected by JS) */
.egg-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(14px);
}

.egg-modal {
  width: min(920px, 100%);
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 78%, rgba(255, 255, 255, 0.06));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.egg-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.egg-title {
  font-weight: 850;
  letter-spacing: -0.01em;
}

.egg-close {
  cursor: pointer;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  color: inherit;
  padding: 8px 12px;
  transition: background 150ms var(--ease-out), border-color 150ms var(--ease-out), transform 150ms var(--ease-out);
}

.egg-close:hover {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.1);
}

.egg-close:active {
  transform: translateY(1px);
}

.egg-body {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 0;
}

@media (max-width: 860px) {
  .egg-body {
    grid-template-columns: 1fr;
  }
}

.egg-canvas-wrap {
  padding: 14px;
}

.egg-canvas {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.18);
}

/* Easter egg: vue "Codex" (remplace le canvas visuel par un bloc texte) */
.egg-canvas[data-egg-codex] {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px;
  color: var(--muted);
}

html[data-theme="light"] .egg-canvas {
  background: rgba(10, 14, 28, 0.06);
}

.egg-side {
  padding: 14px;
  border-left: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}

@media (max-width: 860px) {
  .egg-side {
    border-left: 0;
    border-top: 1px solid var(--border);
  }
}

.egg-stat {
  display: grid;
  gap: 10px;
}

.egg-kv {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  padding: 10px 12px;
}

.egg-kv .k {
  color: var(--muted);
  font-size: 0.9rem;
}

.egg-kv .v {
  font-weight: 850;
  margin-top: 2px;
}

.egg-hint {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}