/* ═══════════════════════════════════════════════════════════
   Nexus — design system commun (page d'accueil + panel)
   ═══════════════════════════════════════════════════════════ */
:root {
  --bg: #05060b;
  --bg-2: #0a0c15;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --surface-3: rgba(255, 255, 255, 0.09);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #eef0ff;
  --muted: #8b91ab;
  --faint: #5b6178;
  --accent: #8b6cff;
  --accent-2: #22d3ee;
  --pink: #f472b6;
  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #fb5476;
  --grad: linear-gradient(135deg, #8b6cff 0%, #5b8cff 50%, #22d3ee 100%);
  --grad-soft: linear-gradient(135deg, rgba(139, 108, 255, .18), rgba(34, 211, 238, .12));
  --glow: 0 0 0 1px rgba(139, 108, 255, .35), 0 8px 40px -8px rgba(139, 108, 255, .55);
  --radius: 16px;
  --radius-sm: 10px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font: 15px/1.6 var(--font);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { background: rgba(139, 108, 255, .45); }
code, .mono { font-family: 'JetBrains Mono', ui-monospace, Consolas, monospace; }

/* Barre de défilement */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .08); border-radius: 10px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: rgba(139, 108, 255, .4); }

/* ── Fond animé : aurores + grille ── */
.backdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.backdrop::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; animation: float 22s var(--ease) infinite alternate; }
.blob.b1 { width: 560px; height: 560px; background: #6d4dff; top: -180px; left: -120px; }
.blob.b2 { width: 480px; height: 480px; background: #0ea5e9; top: 10%; right: -160px; animation-duration: 26s; animation-delay: -6s; opacity: .35; }
.blob.b3 { width: 420px; height: 420px; background: #c026d3; bottom: -200px; left: 30%; animation-duration: 30s; animation-delay: -12s; opacity: .22; }
@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.12); }
  100% { transform: translate(-40px, 80px) scale(.95); }
}

/* ── Texte dégradé ── */
.grad-text {
  background: var(--grad);
  background-size: 200% 200%;
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  animation: shift 8s ease infinite;
}
@keyframes shift { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* ── Boutons ── */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 12px; border: 1px solid transparent;
  font: 600 14.5px var(--font); color: #fff; cursor: pointer; white-space: nowrap; overflow: hidden;
  background: var(--grad); background-size: 160% 160%;
  box-shadow: 0 6px 24px -6px rgba(139, 108, 255, .6), inset 0 1px 0 rgba(255,255,255,.18);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-position .6s var(--ease), opacity .2s;
}
.btn::after { /* reflet qui balaie le bouton */
  content: ""; position: absolute; inset: 0; left: -120%; width: 60%;
  background: linear-gradient(110deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg); transition: left .7s var(--ease);
}
.btn:hover { transform: translateY(-2px); background-position: 100% 0; box-shadow: 0 12px 36px -8px rgba(139, 108, 255, .8), inset 0 1px 0 rgba(255,255,255,.2); }
.btn:hover::after { left: 140%; }
.btn:active { transform: translateY(0) scale(.98); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn.ghost { background: var(--surface-2); border-color: var(--border); box-shadow: none; color: var(--text); }
.btn.ghost:hover { background: var(--surface-3); border-color: var(--border-strong); box-shadow: 0 8px 24px -10px rgba(0,0,0,.6); }
.btn.danger { background: linear-gradient(135deg, #fb5476, #f97316); box-shadow: 0 6px 24px -6px rgba(251, 84, 118, .55); }
.btn.success { background: linear-gradient(135deg, #10b981, #22d3ee); box-shadow: 0 6px 24px -6px rgba(16, 185, 129, .5); }
.btn.sm { padding: 7px 12px; font-size: 13px; border-radius: 9px; }
.btn.lg { padding: 15px 28px; font-size: 16px; border-radius: 14px; }
.btn.discord { background: #5865f2; box-shadow: 0 6px 24px -6px rgba(88, 101, 242, .7); }
.btn .spin { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.35); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Cartes en verre avec bordure lumineuse au survol ── */
.glass {
  position: relative; background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border: 1px solid var(--border); border-radius: var(--radius);
  backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 10px 40px -20px rgba(0,0,0,.8), inset 0 1px 0 rgba(255,255,255,.04);
  transition: transform .4s var(--ease), border-color .3s, box-shadow .4s var(--ease);
}
.glass.hover:hover { transform: translateY(-4px); border-color: rgba(139, 108, 255, .4); box-shadow: var(--glow); }
.glow-border::before { /* bordure dégradée animée */
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none;
  background: conic-gradient(from var(--angle, 0deg), transparent 0deg, #8b6cff 60deg, #22d3ee 120deg, transparent 180deg, transparent 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
  animation: rotate 5s linear infinite;
}
@property --angle { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
@keyframes rotate { to { --angle: 360deg; } }

/* ── Badges / pastilles ── */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); white-space: nowrap; }
.badge.ok { color: var(--ok); background: rgba(52, 211, 153, .1); border-color: rgba(52, 211, 153, .25); }
.badge.warn { color: var(--warn); background: rgba(251, 191, 36, .1); border-color: rgba(251, 191, 36, .25); }
.badge.danger { color: var(--danger); background: rgba(251, 84, 118, .1); border-color: rgba(251, 84, 118, .25); }
.badge.accent { color: #c4b5fd; background: rgba(139, 108, 255, .12); border-color: rgba(139, 108, 255, .3); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; }
.dot.pulse { animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .45; transform: scale(.8); } }

/* ── Champs ── */
.input, select.input, textarea.input {
  width: 100%; padding: 11px 13px; border-radius: 11px; border: 1px solid var(--border);
  background: rgba(0, 0, 0, .25); color: var(--text); font: 14px var(--font);
  transition: border-color .2s, box-shadow .25s var(--ease), background .2s;
}
.input:hover { border-color: var(--border-strong); }
.input:focus { outline: none; border-color: rgba(139, 108, 255, .7); box-shadow: 0 0 0 4px rgba(139, 108, 255, .15), 0 0 24px -6px rgba(139, 108, 255, .6); background: rgba(0,0,0,.35); }
textarea.input { min-height: 90px; resize: vertical; line-height: 1.5; }
select.input { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b91ab'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 34px; }
select.input option { background: #11131d; }
select[multiple].input { min-height: 120px; background-image: none; padding: 6px; }
select[multiple].input option { padding: 6px 8px; border-radius: 6px; margin: 1px 0; }
select[multiple].input option:checked { background: linear-gradient(90deg, rgba(139,108,255,.45), rgba(34,211,238,.25)); color: #fff; }
input[type=color].input { padding: 4px; height: 42px; width: 70px; cursor: pointer; }

/* Interrupteur animé */
.switch { display: inline-flex; align-items: center; gap: 12px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch .track { position: relative; width: 46px; height: 26px; border-radius: 999px; background: rgba(255,255,255,.1); border: 1px solid var(--border); transition: background .35s var(--ease), box-shadow .35s; flex-shrink: 0; }
.switch .track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.4); transition: transform .4s var(--ease); }
.switch input:checked + .track { background: var(--grad); border-color: transparent; box-shadow: 0 0 18px -2px rgba(139, 108, 255, .7); }
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ── Toasts ── */
#toasts { position: fixed; bottom: 22px; right: 22px; z-index: 1000; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.toast {
  pointer-events: auto; min-width: 280px; max-width: 400px; padding: 13px 16px; border-radius: 13px;
  background: rgba(17, 19, 29, .92); border: 1px solid var(--border-strong); backdrop-filter: blur(14px);
  box-shadow: 0 16px 40px -12px rgba(0,0,0,.8); font-size: 14px;
  display: flex; gap: 10px; align-items: flex-start; animation: toastIn .45s var(--ease);
}
.toast.out { animation: toastOut .35s var(--ease) forwards; }
.toast.ok { border-left: 3px solid var(--ok); }
.toast.err { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--accent-2); }
@keyframes toastIn { from { opacity: 0; transform: translateX(30px) scale(.96); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(30px) scale(.96); } }

/* ── Squelettes de chargement ── */
.skeleton { position: relative; overflow: hidden; background: var(--surface-2); border-radius: 10px; }
.skeleton::after { content: ""; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg, transparent, rgba(255,255,255,.06), transparent); animation: shimmer 1.4s infinite; }
@keyframes shimmer { to { transform: translateX(100%); } }

/* ── Apparition au défilement ── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.fade-in { animation: fadeUp .6s var(--ease) both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } }

.muted { color: var(--muted); }
.faint { color: var(--faint); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}