/* ============================================================
   OND'AFRICA DANCE SCHOOL — Styles globaux
   Palette : noir profond + or chaleureux + blanc cassé
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700;900&family=Inter:wght@300;400;500;600&display=swap');

/* ---------- Variables ---------- */
:root {
  --or:        #C9973A;
  --or-clair:  #E8B84B;
  --or-pale:   #F5E6C4;
  --noir:      #121212;
  --noir-soft: #1E1E1E;
  --gris-dark: #2C2C2C;
  --gris-mid:  #555;
  --gris-light:#E8E3DB;
  --blanc:     #F9F6F0;
  --rouge-err: #D94F3D;
  --vert-ok:   #3A9E6F;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --radius:    10px;
  --shadow:    0 4px 24px rgba(0,0,0,.18);
  --transition: .2s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--blanc);
  color: var(--noir);
  font-size: 1rem;
  line-height: 1.6;
  min-height: 100vh;
}

/* ---------- Liens ---------- */
a { color: var(--or); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--or-clair); }

/* ============================================================
   LAYOUT
   ============================================================ */

.page-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--noir);
  border-bottom: 2px solid var(--or);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: .75rem;
  padding-bottom: .75rem;
  gap: 1rem;
}
.site-header .logo {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.site-header .logo img {
  height: 48px;
  width: auto;
}
.site-header .logo-text {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--or);
  line-height: 1.1;
}
.site-header .logo-text small {
  display: block;
  font-family: var(--font-body);
  font-size: .7rem;
  color: var(--gris-light);
  letter-spacing: .08em;
  font-weight: 300;
}
nav.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
nav.main-nav a {
  color: var(--gris-light);
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .04em;
  transition: color var(--transition);
}
nav.main-nav a:hover,
nav.main-nav a.active { color: var(--or); }
nav.main-nav .btn-nav {
  background: var(--or);
  color: var(--noir) !important;
  padding: .4rem .9rem;
  border-radius: 6px;
  font-weight: 600;
}
nav.main-nav .btn-nav:hover { background: var(--or-clair); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--noir);
  color: var(--gris-mid);
  text-align: center;
  padding: 1.5rem 1.25rem;
  font-size: .8rem;
  margin-top: auto;
  border-top: 1px solid var(--gris-dark);
}
.site-footer strong { color: var(--or); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: var(--noir);
  color: var(--blanc);
  padding: 4rem 0 3.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(201,151,58,.18) 0%, transparent 70%);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--or);
  line-height: 1.1;
  position: relative;
}
.hero p {
  max-width: 560px;
  margin: 1rem auto 0;
  color: var(--gris-light);
  font-size: 1.05rem;
  font-weight: 300;
  position: relative;
}

/* ============================================================
   FORMULAIRES
   ============================================================ */
.form-section {
  padding: 2.5rem 0 3rem;
}
.form-card {
  background: #fff;
  border: 1px solid var(--gris-light);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}
.form-card + .form-card { margin-top: 1.5rem; }

.form-card h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--noir);
  border-left: 3px solid var(--or);
  padding-left: .75rem;
  margin-bottom: 1.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .85rem 1.25rem;
}
.form-grid .full { grid-column: 1 / -1; }

label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--gris-dark);
  margin-bottom: .3rem;
  letter-spacing: .03em;
}
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: .65rem .85rem;
  border: 1.5px solid #D5CFC4;
  border-radius: 7px;
  font-family: var(--font-body);
  font-size: .95rem;
  background: var(--blanc);
  color: var(--noir);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--or);
  box-shadow: 0 0 0 3px rgba(201,151,58,.15);
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23555' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .75rem center;
  padding-right: 2.2rem;
}

/* ---------- Photo ---------- */
.photo-upload-zone {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.photo-preview {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--or);
  display: none;
}
.photo-preview.visible { display: block; }
.btn-photo {
  display: inline-block;
  padding: .45rem .9rem;
  background: var(--gris-dark);
  color: var(--blanc);
  border-radius: 6px;
  font-size: .82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition);
}
.btn-photo:hover { background: var(--or); color: var(--noir); }

/* ============================================================
   COURS — sélection
   ============================================================ */
.cours-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}
.cours-card {
  border: 2px solid var(--gris-light);
  border-radius: var(--radius);
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition);
  position: relative;
  background: #fff;
}
.cours-card:hover { border-color: var(--or-clair); }
.cours-card.selected {
  border-color: var(--or);
  box-shadow: 0 0 0 3px rgba(201,151,58,.2);
}
.cours-card input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.cours-card .cours-nom {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--noir);
}
.cours-card .cours-meta {
  font-size: .8rem;
  color: var(--gris-mid);
  margin-top: .25rem;
}
.cours-card .cours-niveau {
  display: inline-block;
  background: var(--or-pale);
  color: var(--or);
  border-radius: 4px;
  padding: .15rem .5rem;
  font-size: .72rem;
  font-weight: 600;
  margin-top: .4rem;
}
.tarifs-list {
  margin-top: .85rem;
  display: none;
  flex-direction: column;
  gap: .4rem;
}
.cours-card.selected .tarifs-list { display: flex; }

.tarif-option {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .6rem;
  border: 1.5px solid var(--gris-light);
  border-radius: 6px;
  cursor: pointer;
  font-size: .85rem;
  transition: border-color var(--transition);
}
.tarif-option input[type="radio"] { accent-color: var(--or); }
.tarif-option:has(input:checked) {
  border-color: var(--or);
  background: var(--or-pale);
}
.tarif-prix {
  margin-left: auto;
  font-weight: 600;
  color: var(--or);
}

/* ============================================================
   RÉCAPITULATIF
   ============================================================ */
.recap-section {
  background: var(--noir-soft);
  color: var(--blanc);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-top: 1.5rem;
  display: none;
}
.recap-section.visible { display: block; }
.recap-section h3 {
  font-family: var(--font-display);
  color: var(--or);
  margin-bottom: 1rem;
}
.recap-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}
.recap-table td { padding: .35rem .5rem; }
.recap-table tr:not(:last-child) td { border-bottom: 1px solid var(--gris-dark); }
.recap-total {
  text-align: right;
  margin-top: .75rem;
  font-size: 1.1rem;
  color: var(--or-clair);
  font-weight: 600;
}

/* ============================================================
   BOUTONS
   ============================================================ */
.btn {
  display: inline-block;
  padding: .7rem 1.6rem;
  border: none;
  border-radius: 7px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  text-align: center;
}
.btn:active { transform: scale(.98); }
.btn-primary {
  background: var(--or);
  color: var(--noir);
}
.btn-primary:hover { background: var(--or-clair); color: var(--noir); }
.btn-secondary {
  background: var(--gris-dark);
  color: var(--blanc);
}
.btn-secondary:hover { background: var(--gris-mid); }
.btn-danger {
  background: var(--rouge-err);
  color: #fff;
}
.btn-sm { padding: .4rem 1rem; font-size: .82rem; }
.btn-full { width: 100%; }

/* ============================================================
   ALERTES / FLASH
   ============================================================ */
.alert {
  padding: .85rem 1.1rem;
  border-radius: 7px;
  margin-bottom: 1.25rem;
  font-size: .9rem;
  border-left: 4px solid;
}
.alert-success { background: #EAF7EF; border-color: var(--vert-ok); color: #215C3F; }
.alert-error   { background: #FDEDEB; border-color: var(--rouge-err); color: #7B2015; }
.alert-info    { background: #FBF5E6; border-color: var(--or); color: #6B4A0C; }

/* ============================================================
   ADMIN & DASHBOARD — tableaux
   ============================================================ */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}
.data-table thead th {
  background: var(--noir);
  color: var(--or);
  padding: .65rem .9rem;
  text-align: left;
  font-weight: 600;
  font-size: .78rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  white-space: nowrap;
}
.data-table tbody tr { border-bottom: 1px solid var(--gris-light); }
.data-table tbody tr:hover { background: #FAF7F2; }
.data-table tbody td { padding: .6rem .9rem; vertical-align: middle; }

/* Statuts */
.badge {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 5px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.badge-attente   { background: #FEF3C7; color: #92400E; }
.badge-validee   { background: #D1FAE5; color: #065F46; }
.badge-annulee   { background: #FEE2E2; color: #7F1D1D; }
.badge-suspendue { background: #E0E7FF; color: #3730A3; }

/* ============================================================
   ESPACE ÉLÈVE / ADMIN — sidebar layout
   ============================================================ */
.app-layout {
  display: flex;
  min-height: calc(100vh - 70px);
}
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--noir);
  padding: 1.5rem 0;
}
.sidebar a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .65rem 1.25rem;
  color: var(--gris-light);
  font-size: .875rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.sidebar a:hover, .sidebar a.active {
  background: rgba(201,151,58,.1);
  color: var(--or);
}
.sidebar .sidebar-title {
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gris-mid);
  padding: .9rem 1.25rem .3rem;
}
.app-main {
  flex: 1;
  padding: 2rem;
  overflow: hidden;
}
.page-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--noir);
}
.page-title span { color: var(--or); }

/* Stat cards (dashboard admin) */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.stat-card {
  background: #fff;
  border: 1px solid var(--gris-light);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
}
.stat-card .stat-val {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--or);
  line-height: 1;
}
.stat-card .stat-label {
  font-size: .78rem;
  color: var(--gris-mid);
  margin-top: .3rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .form-grid { grid-template-columns: 1fr; }
  .cours-grid { grid-template-columns: 1fr; }
  .app-layout { flex-direction: column; }
  .sidebar { width: 100%; display: flex; overflow-x: auto; padding: .5rem 0; }
  .sidebar a { white-space: nowrap; }
  .sidebar .sidebar-title { display: none; }
  .app-main { padding: 1rem; }
  nav.main-nav { gap: .75rem; }
  nav.main-nav a:not(.btn-nav) { display: none; }
}