:root {
  --bg-color: #0f172a;
  --surface-color: #1e293b;
  --surface-hover: #334155;
  --border-color: #475569;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --accent: #38bdf8;
  --font-family: system-ui, -apple-system, sans-serif;
}

[data-theme="light"] {
  --bg-color: #f8fafc;
  --surface-color: #ffffff;
  --surface-hover: #e2e8f0;
  --border-color: #cbd5e1;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --accent: #0284c7;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-family);
  line-height: 1.5;
}

/* Navbar */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 150;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-main);
}

.logo-symbol {
  color: var(--primary);
  font-size: 1.5rem;
}

.logo-link {
  color: inherit;
  text-decoration: none;
}

.logo-link:hover {
  opacity: 0.9;
}

.search-trigger {
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  cursor: pointer;
}

kbd {
  background-color: var(--surface-color);
  padding: 0.1rem 0.4rem;
  border-radius: 0.2rem;
  font-size: 0.75rem;
}

/* Boutons de navigation */
.nav-links {
  display: flex;
  gap: 0.5rem;
}

.nav-btn {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  color: var(--text-muted);
  background-color: transparent;
  border: 1px solid transparent;
  transition: all 0.25s ease;
}

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

.nav-btn.active {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  border-color: transparent;
  box-shadow: 0 2px 12px rgba(99, 102, 241, 0.35);
}

.nav-btn.active:hover {
  background: linear-gradient(135deg, var(--primary-hover), #7c3aed);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.5);
  transform: translateY(-1px);
}

/* Special mystery button */
.nav-special {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
  animation: pulse-glow 2s ease-in-out infinite;
  flex-shrink: 0;
}

.nav-special:hover {
  transform: scale(1.15) rotate(10deg);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.6);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4); }
  50% { box-shadow: 0 2px 16px rgba(245, 158, 11, 0.7), 0 0 24px rgba(239, 68, 68, 0.3); }
}

/* Layout général */
.app-container {
  display: flex;
  min-height: calc(100vh - 65px);
}

/* Sidebar Filter */
.sidebar {
  width: 280px;
  background-color: var(--surface-color);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.filter-section h3 {
  font-size: 0.875rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.filter-list {
  list-style: none;
}

.filter-list li {
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  margin-bottom: 0.25rem;
}

.filter-list li:hover {
  background-color: var(--surface-hover);
  color: var(--text-main);
}

.filter-list li.active {
  background-color: var(--primary);
  color: #fff;
}

/* Zone principale */
.content-area {
  flex: 1;
  padding: 2rem;
}

.hero-banner {
  margin-bottom: 2rem;
}

.hero-banner h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.hero-banner p {
  color: var(--text-muted);
}

/* Grille de cartes */
.categories-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.domain-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.domain-section.hidden {
  display: none;
}

.domain-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.domain-icon {
  font-size: 1.3rem;
  color: var(--accent);
}

.domain-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card.hidden {
  display: none;
}

.card-badges {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 0.25rem;
}

.badge-level {
  background-color: rgba(99, 102, 241, 0.2);
  color: var(--primary);
}

.badge-domain {
  background-color: rgba(56, 189, 248, 0.2);
  color: var(--accent);
}

.badge-author {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.badge-author img {
  width: 16px;
  height: 16px;
  border-radius: 50%;
}

.badge-coming {
  background-color: rgba(251, 191, 36, 0.15);
  color: #fbbf24;
}

.card h2 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.card-btn {
  display: inline-block;
  text-align: center;
  background-color: var(--surface-hover);
  color: var(--text-main);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.card-btn:hover {
  background-color: var(--primary);
}

/* Modal de recherche */
.search-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 100;
  justify-content: center;
  padding-top: 10vh;
}

.search-modal.active {
  display: flex;
}

.search-modal-content {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  width: 90%;
  max-width: 600px;
  border-radius: 0.75rem;
  padding: 1rem;
  height: fit-content;
  margin-top: 2rem;
}

.search-modal-content input {
  width: 100%;
  padding: 0.75rem;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  color: var(--text-main);
  font-size: 1rem;
  outline: none;
}

/* ═══════════════ PAGE D'ACCUEIL ═══════════════ */

.home-hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
  max-width: 750px;
  margin: 0 auto;
}

.home-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.home-subtitle {
  font-size: 1.35rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.home-description {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.home-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  padding: 0.9rem 2.25rem;
  border-radius: 9999px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}

.home-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(99, 102, 241, 0.55);
}

.cta-arrow {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.home-cta:hover .cta-arrow {
  transform: translateX(4px);
}

/* Section créateurs */
.creators-section {
  max-width: 850px;
  margin: 0 auto;
  padding: 2rem 2rem 4rem;
  text-align: center;
}

.creators-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.creators-subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

.creators-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.creator-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: left;
}

.creator-avatar {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  overflow: hidden;
}
.creator-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.avatar-blue {
  background: linear-gradient(135deg, #38bdf8, #818cf8);
}

.avatar-purple {
  background: linear-gradient(135deg, #a78bfa, #c084fc);
}

.creator-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.creator-name {
  font-size: 1.05rem;
  font-weight: 700;
}

.creator-badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  background-color: rgba(99, 102, 241, 0.2);
  color: var(--primary);
  font-weight: 500;
  width: fit-content;
  margin-bottom: 0.25rem;
}

.creator-details {
  list-style: none;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.creator-details li::before {
  content: '· ';
  color: var(--text-muted);
}

.creator-bio {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
  font-style: italic;
}

/* Footer */
.home-footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border-color);
}

/* ═══════════════ EXPORT PNG ═══════════════ */

.btn-export {
  background: var(--surface-hover);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.4rem 0.75rem;
  border-radius: 0.375rem;
  cursor: pointer;
  font-weight: bold;
  font-size: 0.8rem;
}

.btn-export:hover {
  background: var(--primary);
  color: #fff;
}

/* ═══════════════ CARD ANIMATIONS ═══════════════ */

.card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* ═══════════════ RESPONSIVE ═══════════════ */

/* Hamburger toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  margin: 4px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
}
.nav-toggle-bar + .nav-toggle-bar { margin-top: 5px; }
.nav-toggle-bar + .nav-toggle-bar + .nav-toggle-bar { margin-top: 5px; }

/* Search icon SVG */
.search-icon {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--text-muted);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* Desktop: search bar centered, nav-filter items hidden */
.nav-divider,
.nav-section-title,
.nav-filter {
  display: none;
}

.search-trigger {
  order: 0;
  flex: 0 1 auto;
  width: 320px;
  margin: 0 1.5rem;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70vw;
    max-width: 280px;
    height: 100vh;
    background: var(--surface-color);
    border-left: 1px solid var(--border-color);
    flex-direction: column;
    padding: 4rem 1.5rem 2rem;
    gap: 0.5rem;
    z-index: 100;
    transition: right 0.3s ease;
    box-shadow: -4px 0 20px rgba(0,0,0,0.3);
    overflow-y: auto;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
  }
  .nav-overlay.open {
    display: block;
  }

  .nav-btn {
    width: 100%;
    text-align: left;
    padding: 0.65rem 1rem;
    border-radius: 0.5rem;
  }

  .nav-divider {
    display: block;
    height: 1px;
    background: var(--border-color);
    margin: 0.5rem 0;
  }

  .nav-section-title {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 0.25rem 1rem;
  }

  .nav-filter {
    display: block;
    font-size: 0.85rem;
    padding: 0.5rem 1rem !important;
    color: var(--text-main) !important;
    background: none !important;
    border: none !important;
  }

  .nav-filter:hover {
    background-color: var(--surface-hover) !important;
  }

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

  .home-title {
    font-size: 2.5rem;
  }

  .home-hero {
    padding: 4rem 1.5rem 3rem;
  }

  .home-description {
    font-size: 0.9rem;
  }

  .home-cta {
    font-size: 0.95rem;
    padding: 0.75rem 1.75rem;
  }

  .sidebar {
    display: none;
  }

  .app-container {
    flex-direction: column;
  }

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

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

  .content-area {
    padding: 1rem;
  }

  .hero-banner h1 {
    font-size: 1.5rem;
  }

  .search-trigger span {
    display: none;
  }

  .search-trigger kbd {
    display: none;
  }

  .search-trigger {
    padding: 0.5rem;
    gap: 0;
    margin: 0;
    border: none;
    background: transparent;
  }

  .card {
    padding: 1rem;
  }

  .card p {
    font-size: 0.85rem;
    margin-bottom: 1rem;
  }

  .card-badges {
    margin-bottom: 0.5rem;
  }

  .creators-section {
    padding: 1.5rem 1rem 3rem;
  }

  .creator-card {
    padding: 1rem;
    gap: 1rem;
  }

  .creator-avatar {
    width: 48px;
    height: 48px;
    min-width: 48px;
  }

  .home-footer {
    padding: 1.5rem 1rem;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: 0.75rem 1rem;
  }

  .logo {
    font-size: 1rem;
  }

  .logo-symbol {
    font-size: 1.2rem;
  }

  .home-title {
    font-size: 2rem;
  }

  .home-subtitle {
    font-size: 1.1rem;
  }

  .home-hero {
    padding: 3rem 1rem 2rem;
  }

  .creators-title {
    font-size: 1.35rem;
  }

  .creator-badge {
    font-size: 0.65rem;
  }

  .creator-details {
    font-size: 0.75rem;
  }

  .domain-title {
    font-size: 1rem;
  }

  .card {
    padding: 1rem;
    border-radius: 0.5rem;
  }

  .card h2 {
    font-size: 1rem;
  }

  .card p {
    font-size: 0.8rem;
    margin-bottom: 1rem;
  }

  .card-badges {
    margin-bottom: 0.5rem;
  }

  .card-btn {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
  }

  .domain-cards {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ═══════════════ MODULE RESPONSIVE ═══════════════ */

@media (max-width: 768px) {
  .navbar .card-btn {
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
  }

  .zoom-toolbar {
    flex-wrap: wrap;
    justify-content: center;
  }

  .zoom-toolbar .btn-icon {
    font-size: 0.75rem;
    padding: 0.35rem 0.6rem;
  }

  .btn-export {
    font-size: 0.7rem;
    padding: 0.35rem 0.6rem;
  }

  .controls-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .control-group[style*="grid-column: span 2"] {
    grid-column: span 2 !important;
  }

  .stats-bar {
    padding: 0.75rem;
    gap: 0.5rem;
  }

  .stat-item {
    font-size: 0.8rem;
  }

  .stat-value {
    font-size: 1rem !important;
  }

  .canvas-card {
    padding: 1rem;
  }

  canvas {
    height: auto !important;
    max-height: 350px;
  }

  .toggle-group {
    gap: 0.5rem;
  }

  .toggle-group label {
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .navbar .card-btn {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
  }

  .zoom-toolbar {
    gap: 0.35rem;
  }

  .zoom-toolbar .btn-icon {
    font-size: 0.7rem;
    padding: 0.3rem 0.5rem;
  }

  .controls-grid {
    grid-template-columns: 1fr !important;
    gap: 0.75rem;
  }

  .stats-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }

  canvas {
    height: auto !important;
    max-height: 280px;
  }

  .canvas-card {
    padding: 0.75rem;
  }

  .module-container {
    gap: 1rem !important;
  }
}

/* ═══════════════ BOTTOM NAV BAR (Mobile) ═══════════════ */

.bottom-nav {
  display: none;
}

@media (max-width: 768px) {
  .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    z-index: 150;
    align-items: center;
    justify-content: space-around;
    padding: 0 env(safe-area-inset-bottom, 0);
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.3);
  }

  .bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    flex: 1;
    height: 100%;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.6rem;
    font-weight: 500;
    border: none;
    background: none;
    cursor: pointer;
    transition: color 0.2s ease;
    -webkit-tap-highlight-color: transparent;
    padding: 4px 0;
  }

  .bottom-nav-item svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: all 0.2s ease;
  }

  .bottom-nav-item.active {
    color: var(--accent);
  }

  .bottom-nav-item.active svg {
    stroke: var(--accent);
    transform: scale(1.1);
  }

  .bottom-nav-item:active {
    opacity: 0.7;
  }

  .nav-toggle {
    display: none !important;
  }

  .nav-links {
    display: none !important;
  }

  body {
    padding-bottom: 60px;
  }
}

/* ═══════════════ FULLSCREEN ═══════════════ */

canvas:fullscreen {
  width: 100vw;
  height: 100vh;
  max-width: none;
  border-radius: 0;
  border: none;
  cursor: grab;
}

/* ═══════════════ TOOLTIPS ═══════════════ */

[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-color);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.6rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 20;
}

[data-tooltip]:hover::after {
  opacity: 1;
}

/* ═══════════════ THEME TOGGLE ═══════════════ */

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface-hover);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--primary);
  transform: scale(1.1);
}

/* ═══════════════ FAVORITES ═══════════════ */

.fav-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0.3;
  transition: all 0.2s ease;
  z-index: 5;
  padding: 0.25rem;
  line-height: 1;
}

.fav-btn:hover,
.fav-btn.active {
  opacity: 1;
  transform: scale(1.2);
}

.fav-btn.active {
  color: #f59e0b;
}

.card {
  position: relative;
}

/* ═══════════════ CARD ENTRY ANIMATION ═══════════════ */

.card,
.domain-section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.card.visible,
.domain-section.visible {
  opacity: 1;
  transform: translateY(0);
}