:root {
  --bg: #f6f4ff;
  --surface: #ffffff;
  --border: #d6cdef;
  --accent: #2a82fc;
  --accent2: #8d31b8;
  --accent3: #4cc9f0;
  --text: #1d2141;
  --muted: #66618f;
  --mono: Arial, sans-serif;
  --display: 'Syne', sans-serif;
}

html[data-theme="dark"] {
  --bg: #120f22;
  --surface: #1c1a32;
  --border: #3a3358;
  --accent: #67a9ff;
  --accent2: #d194ff;
  --accent3: #7adcf7;
  --text: #ebe8ff;
  --muted: #ada3d1;
}

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

body {
  background:
    radial-gradient(circle at 12% 8%, rgba(141, 49, 184, 0.14) 0%, transparent 36%),
    radial-gradient(circle at 85% 25%, rgba(42, 130, 252, 0.12) 0%, transparent 30%),
    var(--bg);
  color: var(--text);
  font-family: var(--mono);
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  padding: 56px 24px 100px;
}

.page-header {
  background: linear-gradient(180deg, #360143, #2a81fc);
  color: #fff;
  padding: 40px 20px;
  text-align: center;
  box-shadow: 0 5px 20px rgb(54, 66, 109);
  position: relative;
  z-index: 1;
}

.tag {
  font-family: Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.85);
  text-transform: uppercase;
  margin-bottom: 10px;
  display: table;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
  
}

h1 {
  font-family: var(--display);
  margin: 0;
  font-size: 3rem;
  line-height: 1.15;
  color: #fff;
  display: table;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
  
}

.subtitleLexique {
  max-width: 800px;
  margin: 15px auto 0;
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.6;
  border: 0;
  padding-left: 0;
}

/* Search */
.search-wrap {
  margin-bottom: 48px;
  position: relative;
}

.search-wrap::before {
  content: '//';
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 13px;
  pointer-events: none;
}

input[type="search"] {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  padding: 14px 20px 14px 48px;
  outline: none;
  transition: border-color 0.2s;
  border-radius: 0;
}

input[type="search"]:focus {
  border-color: var(--accent);
}

input[type="search"]::placeholder {
  color: var(--muted);
}

/* Filter pills */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 48px;
}

.lexique-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -28px 0 24px;
}

.export-btn {
  background: rgba(42, 130, 252, 0.12);
  border-color: var(--accent);
  color: var(--accent);
}

.export-btn:hover {
  background: rgba(42, 130, 252, 0.2);
}

.pill {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
}

.pill:hover,
.pill.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(141, 49, 184, 0.12);
}

/* Terms */
.terms {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.term-card {
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.2s;
  animation: fadeUp 0.4s ease both;
}

.term-card:hover {
  border-color: var(--muted);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.term-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  gap: 16px;
}

.term-left {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex: 1;
  min-width: 0;
}

.term-num {
  font-size: 11px;
  color: var(--muted);
  flex-shrink: 0;
  width: 28px;
}

.term-name {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.term-cat {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid;
  flex-shrink: 0;
}

.cat-fondamental {
  color: var(--accent);
  border-color: var(--accent);
}

.cat-modele {
  color: var(--accent3);
  border-color: var(--accent3);
}

.cat-entrainement {
  color: var(--accent2);
  border-color: var(--accent2);
}

.cat-application {
  color: #f6c90e;
  border-color: #f6c90e;
}

.cat-ethique {
  color: #c084fc;
  border-color: #c084fc;
}

.term-toggle {
  color: var(--muted);
  font-size: 18px;
  flex-shrink: 0;
  transition: transform 0.25s;
  user-select: none;
}

.term-card.open .term-toggle {
  transform: rotate(45deg);
}

.term-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.term-card.open .term-body {
  max-height: 400px;
}

.term-body-inner {
  padding: 0 24px 24px 68px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.term-def {
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.term-def strong {
  color: var(--accent);
  font-weight: 400;
}

/* Count */
.count {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 20px;
}

.lexique-meta {
  margin-top: 80px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* Sidebar injectee */
.menu {
  background-color: #2222223a;
  color: #346ee9;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: end;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
}

.menu-toggle {
  font-size: 1.8em;
  cursor: pointer;
}

.sidebar {
  position: fixed;
  top: 0;
  left: -250px;
  width: 250px;
  height: 100%;
  background-color: #614ae7f5;
  padding-top: 70px;
  transition: left 0.4s ease;
  display: flex;
  flex-direction: column;
  gap: 15px;
  z-index: 1001;
}

.sidebar a {
  color: #fff;
  text-decoration: none;
  padding: 10px 20px;
  font-size: 1.1em;
  transition: background 0.3s;
}

.sidebar a:hover {
  background-color: #00bcd4;
}

.menu.active+.sidebar {
  left: 0;
}

.sidebar.active {
  left: 0;
}

.sidebar .icone {
  display: flex;
  justify-content: center;
}

/* Footer injecte */
footer {
  background: linear-gradient(135deg, #33405e 0%, #231549 100%);
  color: #fff;
  padding: 40px 0 20px;
  margin-top: 40px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 20px;
}

.footer-section h3 {
  color: #4cc9f0;
  font-size: 1.2em;
  margin-top: 0;
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-section p {
  line-height: 1.6;
  color: #b8c1ec;
  margin-bottom: 15px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #b8c1ec;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: #4cc9f0;
  transform: translateX(5px);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.footer-logo-text {
  font-size: 1.5em;
  font-weight: bold;
  color: #4cc9f0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  text-align: center;
}

.footer-bottom p {
  color: #b8c1ec;
  font-size: 0.9em;
  margin: 0;
}

.footer-credits {
  margin-top: 10px;
  font-size: 0.85em;
  color: #8892b6;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(76, 201, 240, 0.1);
  border-radius: 50%;
  color: #4cc9f0;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.2em;
}

.social-link:hover {
  background: #4cc9f0;
  color: #1a1a2e;
  transform: translateY(-3px);
}