/* ==========================================================================
   VEFLUX — Design system "dark tech"
   Signal broadcast theme : le statut d'abonnement (actif/en attente/expiré)
   est encodé par la couleur ET par l'indicateur "barres de signal" partout.
   ========================================================================== */

:root {
  --bg: #0A0E16;
  --bg-elevated: #0D1220;
  --surface: #161D2E;
  --surface-hover: #1C2540;
  --border: #232C42;
  --border-strong: #2E3A56;

  --text: #E8ECF6;
  --text-muted: #8891A8;
  --text-faint: #5A6480;

  --accent: #33E6B8;
  --accent-strong: #1FC79E;
  --accent-dim: rgba(51, 230, 184, 0.12);

  --warn: #FFB454;
  --warn-dim: rgba(255, 180, 84, 0.12);

  --danger: #FF5C7A;
  --danger-dim: rgba(255, 92, 122, 0.12);

  --info: #6C8CFF;
  --info-dim: rgba(108, 140, 255, 0.12);

  --radius: 14px;
  --radius-sm: 9px;

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(circle at 15% -10%, rgba(51, 230, 184, 0.07), transparent 40%),
    radial-gradient(circle at 100% 0%, rgba(108, 140, 255, 0.05), transparent 35%);
  background-attachment: fixed;
  min-height: 100vh;
}

a { color: var(--info); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}
h1 { font-size: 22px; }
h2 { font-size: 17px; }
h3 { font-size: 14px; }

p { line-height: 1.5; }
.muted { color: var(--text-muted); }
.faint { color: var(--text-faint); font-size: 12px; }
code, .mono { font-family: var(--font-mono); }

/* Focus visibility — accessibilité clavier */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* --------------------------------------------------------------------------
   Layout : shell applicatif (topbar + sidebar desktop + tabbar mobile)
   -------------------------------------------------------------------------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg-elevated);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.02em;
  padding: 4px 10px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar-brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); }

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 500;
}
.sidebar-link:hover { background: var(--surface-hover); color: var(--text); text-decoration: none; }
.sidebar-link.active { background: var(--accent-dim); color: var(--accent); }
.sidebar-spacer { flex: 1; }

.topbar {
  display: none; /* visible seulement en mobile, voir media query */
}

.main {
  flex: 1;
  padding: 28px 28px 100px;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

/* Tabbar mobile (client uniquement) */
.mobile-tabbar {
  display: none;
}

@media (max-width: 860px) {
  .sidebar { display: none; }
  .topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 20;
  }
  .main { padding: 18px 16px 90px; }

  .mobile-tabbar {
    display: flex;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    padding: 8px 6px calc(8px + env(safe-area-inset-bottom));
    z-index: 30;
  }
  .mobile-tabbar a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    font-size: 10.5px;
    color: var(--text-faint);
    padding: 4px 0;
  }
  .mobile-tabbar a.active { color: var(--accent); }
  .mobile-tabbar a:hover { text-decoration: none; }
  .mobile-tabbar svg { width: 20px; height: 20px; }
}

/* Admin : au lieu de la tabbar client, un menu déroulant en haut sur mobile */
.admin-mobile-nav { display: none; }
@media (max-width: 860px) {
  .admin-mobile-nav {
    display: block;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 10px 16px 14px;
    position: sticky;
    top: 57px;
    z-index: 19;
  }
  .admin-mobile-nav select {
    width: 100%;
  }
}

/* --------------------------------------------------------------------------
   Composants
   -------------------------------------------------------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
  gap: 12px;
}

input[type=text], input[type=password], input[type=number], input[type=tel], select, textarea {
  width: 100%;
  padding: 11px 12px;
  margin: 6px 0;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
input::placeholder { color: var(--text-faint); }
label { font-size: 12.5px; color: var(--text-muted); }

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 12px 16px;
  margin-top: 8px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #06251D;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.15s ease;
}
button:hover, .btn:hover { background: var(--accent-strong); text-decoration: none; }
button:active, .btn:active { transform: scale(0.98); }

button.secondary, .btn.secondary {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
}
button.secondary:hover { background: var(--surface-hover); border-color: var(--accent); }

button.danger { background: var(--danger); color: #2B0710; }
button.danger:hover { background: #E8455F; }

button[style*="width:auto"], .btn-auto { width: auto; }

/* Flash messages */
.flash {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  font-size: 13.5px;
  border: 1px solid transparent;
}
.flash.success { background: var(--accent-dim); color: var(--accent); border-color: rgba(51,230,184,0.3); }
.flash.error { background: var(--danger-dim); color: var(--danger); border-color: rgba(255,92,122,0.3); }

/* Statut / signal — le signature element, réutilisé partout */
.signal { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; font-weight: 600; }
.signal-bars { display: inline-flex; align-items: flex-end; gap: 2px; height: 12px; }
.signal-bars span { width: 3px; background: var(--text-faint); border-radius: 1px; }
.signal-bars span:nth-child(1) { height: 4px; }
.signal-bars span:nth-child(2) { height: 7px; }
.signal-bars span:nth-child(3) { height: 10px; }
.signal-bars span:nth-child(4) { height: 13px; }

.signal.active { color: var(--accent); }
.signal.active .signal-bars span { background: var(--accent); animation: pulse-bar 1.4s ease-in-out infinite; }
.signal.active .signal-bars span:nth-child(2) { animation-delay: 0.15s; }
.signal.active .signal-bars span:nth-child(3) { animation-delay: 0.3s; }
.signal.active .signal-bars span:nth-child(4) { animation-delay: 0.45s; }
@keyframes pulse-bar { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

.signal.pending { color: var(--warn); }
.signal.pending .signal-bars span { background: var(--warn); animation: pulse-bar 1s ease-in-out infinite; }
.signal.pending .signal-bars span:nth-child(2) { animation-delay: 0.1s; }
.signal.pending .signal-bars span:nth-child(3) { animation-delay: 0.2s; }
.signal.pending .signal-bars span:nth-child(4) { animation-delay: 0.3s; }
.signal.expired { color: var(--danger); }
.signal.expired .signal-bars span { background: var(--text-faint); }

/* Badges génériques */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-mono);
}
.badge.success { background: var(--accent-dim); color: var(--accent); }
.badge.warn { background: var(--warn-dim); color: var(--warn); }
.badge.danger { background: var(--danger-dim); color: var(--danger); }
.badge.info { background: var(--info-dim); color: var(--info); }

/* Tables */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th { text-align: left; color: var(--text-muted); font-weight: 600; padding: 10px 12px; background: var(--bg-elevated); border-bottom: 1px solid var(--border); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface-hover); }

/* Options de sélection (plan / tarif / opérateur) */
.plan-option {
  display: block;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.plan-option:hover { border-color: var(--accent); }
.plan-option input[type=radio] { width: auto; accent-color: var(--accent); margin-right: 8px; }
.plan-label { font-family: var(--font-display); font-weight: 600; font-size: 14px; }
.plan-desc { color: var(--text-muted); font-size: 12.5px; margin-top: 2px; }
.plan-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--surface-hover);
  border: 1px solid var(--border-strong);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

/* Stat tiles (admin overview) */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
.stat-tile { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; }
.stat-tile .value { font-family: var(--font-display); font-size: 24px; font-weight: 700; }
.stat-tile .label { color: var(--text-muted); font-size: 12px; margin-top: 2px; }

/* Divider */
.divider { height: 1px; background: var(--border); margin: 18px 0; border: none; }

/* Sous-navigation admin (onglets de section) */
.tab-nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--border);
}
.tab-link {
  padding: 9px 14px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab-link:hover { color: var(--text); text-decoration: none; }
.tab-link.active { color: var(--accent); border-bottom-color: var(--accent); }

/* Copy field (lien M3U) */
.copy-field { display: flex; gap: 8px; }
.copy-field input { font-family: var(--font-mono); font-size: 12.5px; flex: 1; }
.copy-field button { width: auto; margin: 6px 0; padding: 11px 14px; }