/* ============================================================
   main.css — Design tokens globaux & composants partagés
   Importé par toutes les pages
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --cream:       #F5F0E8;
  --black:       #0D0D0D;
  --gold:        #C9A84C;
  --gold-light:  #E8D5A3;
  --warm-gray:   #8A8070;
  --mid-gray:    #5A5248;
  --card-bg:     #FEFCF7;
  --border:      #E2D9C8;
  --success:     #4CAF82;
  --error:       #E05252;
  --info:        #6B9FD4;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:  0 8px 32px rgba(0,0,0,0.09);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.12);

  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--black);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; }

/* ── Navigation partagée ────────────────────────────────────── */
.topnav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 60px;
  background: rgba(245, 240, 232, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 5%;
  display: flex; align-items: center; justify-content: space-between;
  transition: background var(--transition), box-shadow var(--transition);
}

.topnav.topnav-transparent {
  background: transparent; border-bottom-color: transparent;
}
.topnav.topnav-transparent.scrolled {
  background: rgba(245, 240, 232, 0.95);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 600;
  color: var(--black); text-decoration: none;
  letter-spacing: 0.01em;
}
.nav-logo span { color: var(--gold); }

.nav-auth { display: flex; gap: 10px; align-items: center; }

/* Boutons nav */
.btn-nav {
  background: var(--black); color: var(--cream);
  padding: 8px 18px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.78rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none; border: none; cursor: pointer;
  transition: background var(--transition);
}
.btn-nav:hover { background: var(--gold); color: var(--black); }

.btn-nav-outline {
  border: 1px solid var(--black); color: var(--black);
  padding: 7px 18px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.78rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none; transition: all var(--transition);
}
.btn-nav-outline:hover { background: var(--black); color: var(--cream); }

.btn-nav-ghost {
  background: none; border: none; cursor: pointer;
  font-family: var(--font-body); font-size: 0.78rem;
  color: var(--warm-gray); letter-spacing: 0.06em;
  transition: color var(--transition);
}
.btn-nav-ghost:hover { color: var(--black); }

.btn-nav-sm {
  font-size: 0.75rem; color: var(--warm-gray);
  text-decoration: none; letter-spacing: 0.06em;
  text-transform: uppercase; transition: color var(--transition);
}
.btn-nav-sm:hover { color: var(--black); }

.btn-nav-outline-sm {
  border: 1px solid rgba(0,0,0,0.15);
  padding: 5px 12px; border-radius: var(--radius-sm);
}

/* ── Boutons globaux ────────────────────────────────────────── */
.btn-primary {
  background: var(--black); color: var(--cream);
  border: none; cursor: pointer;
  padding: 12px 28px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.82rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  transition: background var(--transition);
  display: inline-block; text-decoration: none;
}
.btn-primary:hover:not(:disabled) { background: var(--gold); color: var(--black); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary {
  background: transparent; color: var(--black);
  border: 1px solid var(--border); cursor: pointer;
  padding: 11px 24px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.82rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  transition: all var(--transition);
  text-decoration: none; display: inline-block;
}
.btn-secondary:hover { border-color: var(--black); background: rgba(0,0,0,0.03); }

.btn-gold {
  background: var(--gold); color: var(--black);
  border: none; cursor: pointer;
  padding: 10px 22px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.82rem;
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 500;
  transition: opacity var(--transition);
}
.btn-gold:hover { opacity: 0.85; }

/* ── Formulaires ────────────────────────────────────────────── */
.field { display: flex; flex-direction: column; gap: 6px; }
.field-full { grid-column: 1 / -1; }

.field-label {
  font-size: 0.72rem; color: var(--warm-gray);
  letter-spacing: 0.1em; text-transform: uppercase;
}

.field-input {
  border: 1px solid var(--border);
  background: var(--cream);
  padding: 11px 14px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.9rem; color: var(--black);
  outline: none; transition: border-color var(--transition); width: 100%;
}
.field-input:focus { border-color: var(--gold); }

.field-textarea { resize: vertical; min-height: 80px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-error {
  font-size: 0.82rem; color: var(--error);
  background: #FFEBEB; padding: 10px 14px;
  border-radius: var(--radius-sm); margin-bottom: 12px;
}

.form-success {
  font-size: 0.85rem; color: var(--success);
  background: #EBFFF5; padding: 12px 16px;
  border-radius: var(--radius-sm); margin-top: 12px;
}

/* ── Toast ──────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  background: var(--black); color: var(--cream);
  padding: 12px 20px; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-family: var(--font-body);
  opacity: 0; transform: translateY(12px);
  transition: all 0.3s ease;
  border-left: 3px solid var(--gold);
  pointer-events: none;
}
.toast.toast-error   { border-left-color: var(--error); }
.toast.toast-info    { border-left-color: var(--info); }
.toast.toast-success { border-left-color: var(--success); }
.toast.show          { opacity: 1; transform: translateY(0); pointer-events: auto; }

/* ── États vides / chargement ───────────────────────────────── */
.state-loading {
  text-align: center; padding: 80px 20px;
  color: var(--warm-gray); font-size: 0.9rem;
}

.state-empty {
  text-align: center; padding: 60px 20px;
  color: var(--warm-gray);
}
.state-empty span { font-size: 2.5rem; display: block; margin-bottom: 12px; }

.state-error {
  text-align: center; padding: 60px; color: var(--error); font-size: 0.9rem;
}

/* ── Spinner ────────────────────────────────────────────────── */
.spinner {
  width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--gold);
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

/* ── Modal ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay:not(.open) { display: none; }

.modal {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 36px;
  width: 100%; max-width: 480px;
  animation: fadeUp 0.2s ease;
}

.modal-title {
  font-family: var(--font-display); font-size: 1.4rem;
  margin-bottom: 24px;
}

.modal-actions {
  display: flex; gap: 10px; justify-content: flex-end;
  margin-top: 24px;
}

/* ── Utilitaires ────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Animations ─────────────────────────────────────────────── */
@keyframes spin    { to { transform: rotate(360deg); } }
@keyframes fadeUp  { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideIn { from { opacity: 0; transform: translateX(-12px); } to { opacity: 1; transform: translateX(0); } }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .topnav { padding: 0 20px; }
}