/* =============================================================================
   Calendrier Public — Styles (Lot 2)
   Cohérent avec Hub Romain V1 : Fraunces + Public Sans + JetBrains Mono
   Mode jour/nuit auto + modal de réservation + pages admin confirm/reject
   ============================================================================= */

/* ----------------------- Tokens : variables CSS ----------------------------- */
:root {
  --bg:           #fafaf7;
  --bg-elev:     #ffffff;
  --bg-soft:     #f0eee8;
  --fg:           #1a1814;
  --fg-soft:     #6b6760;
  --fg-faint:    #a8a59e;
  --border:      #e3e0d8;
  --border-soft: #efece6;
  --accent:      #b85c38;
  --accent-soft: #f5e6df;
  --accent-h:    #9d4d2e;
  --success:     #2d6e3a;
  --success-soft:#e8f4e6;
  --warning:     #d4a017;
  --warning-soft:#fff8ed;
  --danger:      #a83e3e;
  --danger-soft: #fbeaea;
  --slot-free:   #d9efd4;
  --slot-free-h: #b5dfac;
  --slot-busy:   #d4d0c8;
  --slot-pending:#f3d99f;
  --shadow-sm:   0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:   0 12px 32px rgba(0,0,0,0.18);
  --radius:      6px;
  --radius-lg:   12px;

  --font-display: 'Fraunces', Georgia, serif;
  --font-ui:     'Public Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono:   'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg:           #15140f;
    --bg-elev:     #1d1c17;
    --bg-soft:     #25241e;
    --fg:           #f0eee8;
    --fg-soft:     #b5b0a6;
    --fg-faint:    #7a766d;
    --border:      #2e2c25;
    --border-soft: #25241e;
    --accent:      #d97757;
    --accent-soft: #3a261e;
    --accent-h:    #e08a6f;
    --success:     #4a9b59;
    --success-soft:#1f3322;
    --warning:     #d4a017;
    --warning-soft:#3a2e15;
    --danger:      #c45656;
    --danger-soft: #3a1f1f;
    --slot-free:   #2d4a2a;
    --slot-free-h: #3d6438;
    --slot-busy:   #2e2d28;
    --slot-pending:#5a4220;
    --shadow-sm:   0 1px 2px rgba(0,0,0,0.25);
    --shadow-md:   0 4px 12px rgba(0,0,0,0.35);
    --shadow-lg:   0 12px 32px rgba(0,0,0,0.5);
  }
}

:root[data-theme="dark"] {
  --bg:           #15140f;
  --bg-elev:     #1d1c17;
  --bg-soft:     #25241e;
  --fg:           #f0eee8;
  --fg-soft:     #b5b0a6;
  --fg-faint:    #7a766d;
  --border:      #2e2c25;
  --border-soft: #25241e;
  --accent:      #d97757;
  --accent-soft: #3a261e;
  --accent-h:    #e08a6f;
  --success:     #4a9b59;
  --success-soft:#1f3322;
  --warning:     #d4a017;
  --warning-soft:#3a2e15;
  --danger:      #c45656;
  --danger-soft: #3a1f1f;
  --slot-free:   #2d4a2a;
  --slot-free-h: #3d6438;
  --slot-busy:   #2e2d28;
  --slot-pending:#5a4220;
  --shadow-sm:   0 1px 2px rgba(0,0,0,0.25);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.35);
  --shadow-lg:   0 12px 32px rgba(0,0,0,0.5);
}

/* ----------------------- Reset modéré --------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.55;
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
button {
  font-family: inherit;
  cursor: pointer;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ----------------------- Header --------------------------------------------- */
.hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elev);
}
.hdr-inner { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.hdr-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 28px;
  margin: 0;
  letter-spacing: -0.02em;
}
.hdr-sub {
  font-size: 14px;
  color: var(--fg-soft);
  margin: 0;
  font-weight: 500;
}
.theme-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--fg);
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, border-color 0.15s;
}
.theme-btn:hover { background: var(--bg-soft); border-color: var(--accent); }
.theme-icon-light { display: none; }
.theme-icon-dark  { display: inline; }
:root[data-theme="auto"] .theme-icon-light { display: inline; }
:root[data-theme="auto"] .theme-icon-dark  { display: none; }
:root[data-theme="dark"]  .theme-icon-light { display: inline; }
:root[data-theme="dark"]  .theme-icon-dark  { display: none; }
:root[data-theme="light"] .theme-icon-light { display: none; }
:root[data-theme="light"] .theme-icon-dark  { display: inline; }
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] .theme-icon-light { display: none; }
  :root[data-theme="auto"] .theme-icon-dark  { display: inline; }
}

/* ----------------------- Main ----------------------------------------------- */
.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px;
}

.intro {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
}
.intro p { margin: 0 0 8px; }
.intro p:last-child { margin-bottom: 0; }
.intro-soon { color: var(--fg-soft); font-size: 14px; }

/* ----------------------- Navigation semaine --------------------------------- */
.weeknav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.weeknav-title {
  flex: 1;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  margin: 0;
  letter-spacing: -0.01em;
}
.weeknav-btn {
  padding: 8px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--fg);
  font-size: 16px;
  min-width: 44px;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.weeknav-btn:hover:not([disabled]) { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.weeknav-btn[disabled] { opacity: 0.4; cursor: not-allowed; }
.weeknav-today { font-size: 13px; padding: 8px 12px; font-weight: 500; }

/* ----------------------- Grille semaine ------------------------------------- */
.grid-wrap {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}
.grid {
  display: grid;
  grid-template-columns: 60px repeat(7, minmax(70px, 1fr));
  gap: 1px;
  background: var(--border-soft);
  min-width: 600px;
}
.grid-col { display: flex; flex-direction: column; background: var(--bg-elev); }
.grid-col-past { opacity: 0.5; }
.grid-col-today .grid-headcell { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.grid-headcell {
  padding: 10px 4px;
  text-align: center;
  background: var(--bg-soft);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-height: 48px;
  justify-content: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.grid-headcell-day { font-size: 11px; }
.grid-headcell-num {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  color: var(--fg);
  text-transform: none;
  letter-spacing: 0;
}
.grid-cell {
  border-top: 1px solid var(--border-soft);
  min-height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.grid-cell-hour {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-faint);
  background: var(--bg-soft);
  padding: 0 4px;
}
.grid-cell-slot { cursor: default; transition: background 0.1s; }
.grid-cell-free { background: var(--slot-free); }
.grid-cell-busy { background: var(--slot-busy); }
.grid-cell-pending { background: var(--slot-pending); }
.grid-col-past .grid-cell-free { background: var(--bg-soft); }

/* Clic seulement sur les slots libres futurs */
.grid-cell-free[role="button"] { cursor: pointer; }
.grid-cell-free[role="button"]:hover { background: var(--slot-free-h); }
.grid-cell-free[role="button"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

/* ----------------------- Légende & footer ----------------------------------- */
.legend {
  display: flex;
  gap: 24px;
  margin-top: 16px;
  flex-wrap: wrap;
  color: var(--fg-soft);
  font-size: 13px;
}
.legend-item { display: inline-flex; align-items: center; gap: 8px; }
.dot { display: inline-block; width: 14px; height: 14px; border-radius: 3px; border: 1px solid rgba(0,0,0,0.05); }
.dot-free    { background: var(--slot-free); }
.dot-busy    { background: var(--slot-busy); }
.dot-pending { background: var(--slot-pending); }

.ftr {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--fg-faint);
  font-size: 12px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.ftr p { margin: 0; }
.ftr-version { font-family: var(--font-mono); }

.err { padding: 32px; text-align: center; color: var(--fg-soft); }

/* ============================================================================
   MODAL de réservation
   ============================================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  overflow-y: auto;
}
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
}
.modal-panel {
  position: relative;
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 560px;
  width: 100%;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
  padding: 32px;
  border: 1px solid var(--border);
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--fg-soft);
  font-size: 24px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.modal-close:hover { background: var(--bg-soft); color: var(--fg); }
.modal-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 8px 0;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.modal-slot {
  margin: 0 0 20px 0;
  padding: 12px 16px;
  background: var(--accent-soft);
  border-radius: 8px;
  border-left: 3px solid var(--accent);
  font-weight: 500;
  color: var(--fg);
  font-size: 15px;
}
.modal-help {
  margin: 0 0 16px 0;
  color: var(--fg-soft);
  font-size: 14px;
}
.modal-note {
  margin: 12px 0 0 0;
  color: var(--fg-soft);
  font-size: 13px;
  min-height: 1.2em;
}
.modal-step[hidden] { display: none; }

/* ----------------------- Choix de durée ------------------------------------- */
.duration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 10px;
}
.duration-btn {
  padding: 16px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  color: var(--fg);
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.duration-btn:hover:not([disabled]) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.duration-btn[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
}
.duration-num {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  line-height: 1;
}
.duration-unit {
  font-size: 11px;
  color: var(--fg-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ----------------------- Formulaire ----------------------------------------- */
#booking-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  height: 0;
  width: 0;
  overflow: hidden;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.field label, .field-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-soft);
}
.req { color: var(--accent); }
.field input,
.field textarea,
.reject-form textarea {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-ui);
  font-size: 14px;
  width: 100%;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus,
.field textarea:focus,
.reject-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field textarea {
  resize: vertical;
  min-height: 100px;
  font-family: var(--font-ui);
}
.field-counter {
  margin: 0;
  font-size: 11px;
  color: var(--fg-faint);
  text-align: right;
  font-family: var(--font-mono);
}
.field-rgpd {
  padding: 10px 12px;
  background: var(--bg-soft);
  border-radius: var(--radius);
  font-size: 11px;
  line-height: 1.5;
  color: var(--fg-soft);
}
.form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 8px;
  flex-wrap: wrap;
}
.btn {
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-family: var(--font-ui);
}
.btn-primary {
  background: var(--accent);
  color: #ffffff;
}
.btn-primary:hover:not([disabled]) { background: var(--accent-h); }
.btn-primary[disabled] { opacity: 0.5; cursor: not-allowed; }
.btn-secondary {
  background: var(--bg-elev);
  color: var(--fg);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-soft); border-color: var(--fg-soft); }
.btn-danger {
  background: var(--danger);
  color: #ffffff;
}
.btn-danger:hover { filter: brightness(1.1); }
.btn-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.btn-link:hover { text-decoration: underline; }
.form-error {
  margin: 8px 0 0 0;
  padding: 10px 14px;
  background: var(--danger-soft);
  border-left: 3px solid var(--danger);
  border-radius: var(--radius);
  color: var(--danger);
  font-size: 13px;
}
.form-error[hidden] { display: none; }

/* ----------------------- Succès post-soumission ----------------------------- */
.success-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--success-soft);
  color: var(--success);
  font-size: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.success-message {
  margin: 0 0 16px 0;
  color: var(--fg);
  font-size: 14px;
  line-height: 1.6;
}

/* ============================================================================
   Pages admin confirm.php / reject.php (cartes)
   ============================================================================ */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 600px;
  margin: 24px auto;
  box-shadow: var(--shadow-sm);
}
.card-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.card-badge-success { background: var(--success-soft); color: var(--success); }
.card-badge-error   { background: var(--danger-soft);  color: var(--danger); }
.card-badge-info    { background: var(--accent-soft);  color: var(--accent); }
.card-badge-warning { background: var(--warning-soft); color: var(--warning); }
.card-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 16px 0;
  letter-spacing: -0.01em;
}
.card-list {
  margin: 16px 0;
  padding: 0;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px 16px;
  font-size: 14px;
}
.card-list dt { color: var(--fg-soft); font-weight: 500; }
.card-list dd { margin: 0; color: var(--fg); }
.card-list a { color: var(--accent); text-decoration: none; }
.card-alert {
  margin: 16px 0;
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.55;
}
.card-alert-warning {
  background: var(--warning-soft);
  border-left: 3px solid var(--warning);
  color: var(--fg);
}
.card-back {
  margin: 24px 0 0 0;
  font-size: 14px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.reject-form {
  margin: 16px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.reject-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 4px;
}

/* ----------------------- Responsive ----------------------------------------- */
@media (max-width: 700px) {
  .hdr { padding: 16px 20px; }
  .hdr-title { font-size: 22px; }
  .main { padding: 16px; }
  .weeknav-title { font-size: 16px; flex-basis: 100%; order: -1; }
  .grid { grid-template-columns: 44px repeat(7, minmax(38px, 1fr)); min-width: 0; }
  .grid-cell-hour { font-size: 9px; }
  .grid-headcell-day { font-size: 9px; }
  .grid-headcell-num { font-size: 14px; }
  .modal-panel { padding: 24px 20px; }
  .field-row { grid-template-columns: 1fr; }
  .card { padding: 24px 20px; margin: 12px auto; }
  .card-list { grid-template-columns: 1fr; gap: 2px; }
  .card-list dt { margin-top: 8px; }
  .form-actions { flex-direction: column-reverse; }
  .form-actions .btn { width: 100%; justify-content: center; }
}