/*
 * IMPORTANT: Thème sombre - NE PAS MODIFIER ces variables de couleur
 * Le site utilise un thème sombre (fond bleu-gris foncé, texte clair)
 * Toute modification doit conserver ce thème sombre.
 */
:root {
  --primary: #8dd7e3;
  --secondary: #11141f;
  --tertiary: #c78779;
  --background: #0d1117;
  --background-soft: #161b22;
  --text: #f0f6fc;
  --muted: #8b949e;
  --card: rgba(22, 27, 34, 0.95);
  --card-border: rgba(141, 215, 227, 0.25);
}

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

body {
  font-family: "Montserrat", sans-serif;
  background: linear-gradient(180deg, var(--background) 0%, var(--background-soft) 40%, #1a2332 100%);
  color: var(--text);
  min-height: 100vh;
}

/* ─── Header & Nav ───────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(13, 17, 23, 0.9);
  border-bottom: 1px solid rgba(141, 215, 227, 0.15);
  z-index: 10;
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
  text-decoration: none;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo-image {
  width: 40px;
  height: 40px;
  max-width: 48px;
  max-height: 48px;
  border-radius: 12px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 18px;
  flex: 1;
  justify-content: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  font-size: 14px;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.nav-actions a {
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.nav-actions .ghost {
  color: var(--text);
  border: 1px solid rgba(141, 215, 227, 0.3);
}

.nav-actions .primary {
  background: var(--secondary);
  color: var(--primary);
}

/* ─── Layout principal ───────────────────────────────────────── */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 32px 72px;
}

/* ─── Hero ───────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
  margin-bottom: 48px;
}

.hero-content h1 {
  font-size: 40px;
  color: var(--text);
  margin-bottom: 12px;
}

.hero-content .subtitle {
  color: var(--muted);
  max-width: 560px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.tag {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 12px;
  font-weight: 600;
  color: var(--tertiary);
  margin-bottom: 16px;
}

.hero-panel {
  background: radial-gradient(circle at top, rgba(141, 215, 227, 0.35), rgba(17, 20, 31, 0.9));
  border-radius: 24px;
  padding: 24px;
  color: #fff;
  box-shadow: 0 30px 60px rgba(17, 20, 31, 0.25);
}

.hero-panel-inner h2 {
  margin-bottom: 16px;
  font-size: 20px;
}

.hero-panel-inner ul {
  list-style: none;
  display: grid;
  gap: 12px;
}

.hero-panel-inner .label {
  display: block;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
}

.auth-hero {
  margin-bottom: 32px;
}

/* ─── Grille de sections ─────────────────────────────────────── */
.grid-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

/* ─── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 24px;
  color: #fff;
  box-shadow: 0 18px 40px rgba(17, 20, 31, 0.18);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-header h3 {
  font-size: 18px;
  font-weight: 600;
}

.pill {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(141, 215, 227, 0.25);
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}

/* ─── Tableau de données ─────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  text-align: left;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  padding-bottom: 10px;
}

.data-table td {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.data-table tr:last-child td {
  border-bottom: none;
}

/* ─── Bouton principal ───────────────────────────────────────── */
.match-btn {
  background: var(--primary);
  color: var(--secondary);
  border: none;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  font-family: "Montserrat", sans-serif;
  transition: opacity 0.2s ease;
}

.match-btn:hover {
  opacity: 0.85;
}

/* ─── Auth (connexion / messages) ────────────────────────────── */
.auth-wrapper {
  display: grid;
  gap: 24px;
}

.auth-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.auth-card {
  display: none;
}

.auth-card.is-visible {
  display: block;
}

.auth-card .form-actions {
  justify-content: flex-end;
}

.auth-message {
  border-radius: 16px;
  padding: 16px;
  font-size: 14px;
}

.auth-message.error {
  background: rgba(199, 135, 121, 0.2);
  border: 1px solid rgba(199, 135, 121, 0.4);
  color: var(--text);
}

.auth-message.success {
  background: rgba(141, 215, 227, 0.15);
  border: 1px solid rgba(141, 215, 227, 0.35);
  color: var(--text);
}

/* ─── Formulaires ────────────────────────────────────────────── */
.form-grid {
  display: grid;
  gap: 16px;
}

.form-grid label {
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 10px 12px;
  background: rgba(17, 20, 31, 0.6);
  color: #fff;
  font-family: "Montserrat", sans-serif;
  font-size: 13px;
}

.form-grid input::placeholder,
.form-grid textarea::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.form-grid input[readonly] {
  opacity: 0.6;
  cursor: default;
}

.form-helper {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
}

.form-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ─── Mot de passe ───────────────────────────────────────────── */
.password-field {
  gap: 10px;
}

.password-input {
  display: flex;
  gap: 8px;
  align-items: center;
}

.password-input input {
  flex: 1;
}

.password-toggle {
  min-width: 98px;
  border-radius: 999px;
  border: 1px solid rgba(141, 215, 227, 0.45);
  background: rgba(141, 215, 227, 0.15);
  color: #fff;
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 600;
  font-family: "Montserrat", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.password-toggle:hover {
  border-color: rgba(141, 215, 227, 0.9);
  background: rgba(141, 215, 227, 0.3);
  transform: translateY(-1px);
}

.password-toggle[aria-pressed="true"] {
  background: rgba(141, 215, 227, 0.45);
  color: var(--secondary);
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 960px) {
  .nav {
    flex-direction: column;
    padding: 16px;
    gap: 12px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .logo-image {
    width: 32px;
    height: 32px;
    max-width: 36px;
    max-height: 36px;
  }

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

  .hero-content h1 {
    font-size: 28px;
  }
}

@media (max-width: 600px) {
  main {
    padding: 24px 16px 48px;
  }

  .card {
    padding: 16px;
    border-radius: 16px;
  }

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

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

  .data-table {
    font-size: 12px;
  }
}