/* ════════════════════════════════════════
   WEBINAR SUITE — DESIGN SYSTEM v3
   Font: Vazirmatn | Direction: RTL
   Theme: Dark Glassmorphism & Light Premium
═════════════════════════════════════════ */

/* ── LOCAL FONT: Vazir ── */
@font-face {
  font-family: 'Vazirmatn';
  src: url('../font/Vazir.woff2') format('woff2'),
       url('../font/Vazir.woff')  format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../font/Vazir-Medium.woff2') format('woff2'),
       url('../font/Vazir-Medium.woff')  format('woff');
  font-weight: 500 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../font/Vazir-Bold.woff2') format('woff2'),
       url('../font/Vazir-Bold.woff')  format('woff');
  font-weight: 700 900;
  font-style: normal;
  font-display: swap;
}

/* ── TOKENS ── */
:root {
  --font: 'Vazirmatn', Tahoma, Arial, sans-serif;

  /* Public palette */
  --pub-bg: #0a0e1a;
  --pub-surface: rgba(255,255,255,0.04);
  --pub-surface-hover: rgba(255,255,255,0.08);
  --pub-border: rgba(255,255,255,0.08);
  --pub-border-light: rgba(255,255,255,0.14);
  --pub-ink: #f1f5f9;
  --pub-muted: rgba(241,245,249,0.52);
  --pub-accent: #6366f1;
  --pub-accent-glow: rgba(99,102,241,0.35);
  --pub-accent2: #a78bfa;
  --pub-green: #22d3a5;
  --pub-red: #f87171;

  /* Admin palette */
  --adm-bg: #f6f8ff;
  --adm-sidebar: #ffffff;
  --adm-surface: #ffffff;
  --adm-surface2: #f8faff;
  --adm-border: #e8eef8;
  --adm-ink: #0f172a;
  --adm-ink2: #334155;
  --adm-muted: #94a3b8;
  --adm-accent: #4f46e5;
  --adm-accent2: #7c3aed;
  --adm-green: #059669;
  --adm-red: #dc2626;
  --adm-shadow: 0 1px 3px rgba(15,23,42,0.06), 0 8px 24px rgba(79,70,229,0.06);
  --adm-shadow-hover: 0 4px 12px rgba(15,23,42,0.1), 0 16px 40px rgba(79,70,229,0.12);

  /* Shared */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  direction: rtl;
  text-align: right;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: var(--font); cursor: pointer; border: none; outline: none; }
input, textarea, select { font-family: var(--font); }

/* ── PUBLIC THEME ── */
body.public-theme {
  background: var(--pub-bg);
  color: var(--pub-ink);
  background-image:
    radial-gradient(ellipse 80% 50% at 80% -10%, rgba(99,102,241,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 10% 80%, rgba(167,139,250,0.1) 0%, transparent 60%);
  min-height: 100vh;
}

/* ── ADMIN THEME ── */
body.admin-theme {
  background: var(--adm-bg);
  color: var(--adm-ink);
  min-height: 100vh;
}

/* ════════════════════════════════════════
   PUBLIC — BUTTON
═════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

body.public-theme .btn {
  background: linear-gradient(135deg, var(--pub-accent), var(--pub-accent2));
  color: #fff;
  box-shadow: 0 4px 20px var(--pub-accent-glow);
}
body.public-theme .btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition);
}
body.public-theme .btn:hover::before { opacity: 1; }
body.public-theme .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--pub-accent-glow); }
body.public-theme .btn:active { transform: translateY(0); }
body.public-theme .btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

body.public-theme .btn.secondary {
  background: rgba(255,255,255,0.08);
  color: var(--pub-ink);
  box-shadow: none;
  border: 1px solid var(--pub-border-light);
}
body.public-theme .btn.secondary:hover { background: rgba(255,255,255,0.14); }

/* Admin buttons */
body.admin-theme .btn {
  background: linear-gradient(135deg, var(--adm-accent), var(--adm-accent2));
  color: #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,0.25);
  border: none;
}
body.admin-theme .btn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(79,70,229,0.35); }
body.admin-theme .btn:active { transform: none; }
body.admin-theme .btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }
body.admin-theme .btn.secondary {
  background: #f1f5f9;
  color: var(--adm-ink2);
  box-shadow: 0 1px 3px rgba(15,23,42,0.08);
}
body.admin-theme .btn.secondary:hover { background: #e2e8f0; }
body.admin-theme .btn.warn {
  background: linear-gradient(135deg, #ef4444, var(--adm-red));
  box-shadow: 0 2px 8px rgba(220,38,38,0.25);
  color: #fff;
}
body.admin-theme .btn.sm { padding: 7px 14px; font-size: 13px; border-radius: var(--radius-sm); }
body.admin-theme .btn.xs { padding: 5px 10px; font-size: 12px; border-radius: 6px; }

/* ── INPUT ── */
.input, .textarea {
  width: 100%;
  border-radius: var(--radius-md);
  padding: 11px 14px;
  font-size: 14px;
  transition: all var(--transition);
  outline: none;
}

body.public-theme .input, body.public-theme .textarea {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--pub-border-light);
  color: var(--pub-ink);
}
body.public-theme .input::placeholder { color: var(--pub-muted); }
body.public-theme .input:focus, body.public-theme .textarea:focus {
  border-color: var(--pub-accent);
  background: rgba(255,255,255,0.09);
  box-shadow: 0 0 0 3px var(--pub-accent-glow);
}

body.admin-theme .input, body.admin-theme .textarea {
  background: #fff;
  border: 1.5px solid var(--adm-border);
  color: var(--adm-ink);
}
body.admin-theme .input::placeholder { color: var(--adm-muted); }
body.admin-theme .input:focus, body.admin-theme .textarea:focus {
  border-color: var(--adm-accent);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}

body.admin-theme select {
  width: 100%;
  border-radius: var(--radius-md);
  padding: 11px 14px;
  font-size: 14px;
  font-family: var(--font);
  background: #fff;
  border: 1.5px solid var(--adm-border);
  color: var(--adm-ink);
  outline: none;
  cursor: pointer;
  appearance: none;
  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 d='M1 1l5 5 5-5' stroke='%2394a3b8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 14px center;
  padding-left: 36px;
}
body.admin-theme select:focus { border-color: var(--adm-accent); box-shadow: 0 0 0 3px rgba(79,70,229,0.12); }

.textarea { min-height: 90px; resize: vertical; }

/* ── LABEL ── */
label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}
body.public-theme label { color: var(--pub-muted); }
body.admin-theme label { color: var(--adm-ink2); }

/* ── GRID ROW ── */
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ── MUTED ── */
.muted { font-size: 13px; }
body.public-theme .muted { color: var(--pub-muted); }
body.admin-theme .muted { color: var(--adm-muted); }

/* ── BADGES ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
body.public-theme .badge {
  background: rgba(99,102,241,0.18);
  color: var(--pub-accent2);
  border: 1px solid rgba(99,102,241,0.3);
}
body.admin-theme .badge {
  background: rgba(79,70,229,0.08);
  color: var(--adm-accent);
  border: 1px solid rgba(79,70,229,0.15);
}
.badge.green { background: rgba(34,211,165,0.13); color: #22d3a5; border-color: rgba(34,211,165,0.25); }
.badge.red { background: rgba(248,113,113,0.13); color: #f87171; border-color: rgba(248,113,113,0.25); }
body.admin-theme .badge.green { background: rgba(5,150,105,0.08); color: var(--adm-green); border-color: rgba(5,150,105,0.2); }
body.admin-theme .badge.red { background: rgba(220,38,38,0.08); color: var(--adm-red); border-color: rgba(220,38,38,0.2); }

/* ── CHIP ── */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  background: rgba(79,70,229,0.1);
  color: var(--adm-accent);
  border: 1px solid rgba(79,70,229,0.2);
}

/* ── TABLES ── */
.hscroll-wrap.has-hscroll::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 32px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.85));
  pointer-events: none;
  border-radius: 0 0 0 8px;
  transition: opacity .3s;
}
.hscroll-wrap.scrolled-end::after { opacity: 0; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { padding: 11px 14px; text-align: right; }
body.admin-theme th {
  background: var(--adm-surface2);
  color: var(--adm-ink2);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--adm-border);
}
body.admin-theme td { border-bottom: 1px solid var(--adm-border); color: var(--adm-ink); }
body.admin-theme tr:last-child td { border-bottom: none; }
body.admin-theme tr:hover td { background: rgba(79,70,229,0.02); }

/* ── PROGRESS ── */
.progress {
  height: 6px;
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: rgba(255,255,255,0.08);
}
.progress i {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--pub-green), #22c55e);
  width: 0%;
  transition: width 0.4s ease;
}

/* ── ALERTS ── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
}
.alert-err {
  background: rgba(248,113,113,0.1);
  color: #fca5a5;
  border: 1px solid rgba(248,113,113,0.2);
}
body.admin-theme .alert-err {
  background: #fef2f2;
  color: #991b1b;
  border-color: #fecaca;
}
.alert-ok {
  background: rgba(34,211,165,0.1);
  color: #6ee7b7;
  border: 1px solid rgba(34,211,165,0.2);
}
body.admin-theme .alert-ok {
  background: #f0fdf4;
  color: #166534;
  border-color: #bbf7d0;
}
/* Legacy support */
.err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; padding: 12px 16px; border-radius: var(--radius-md); }
.ok { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; padding: 12px 16px; border-radius: var(--radius-md); }

/* ── TOAST ── */
.app-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 9999;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font);
  pointer-events: none;
  white-space: nowrap;
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}
.app-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.app-toast { background: rgba(15,23,42,0.92); color: #f1f5f9; border: 1px solid rgba(255,255,255,0.1); }
.app-toast.success { background: rgba(5,150,105,0.9); border-color: rgba(34,197,94,0.3); }
.app-toast.error { background: rgba(185,28,28,0.9); border-color: rgba(248,113,113,0.3); }

/* ── MODAL ── */
.app-modal {
  position: fixed;
  inset: 0;
  background: rgba(2,6,23,0.7);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9000;
  padding: 20px;
}
.app-modal.show { display: flex; }
.app-modal-card {
  width: min(460px, 100%);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(2,6,23,0.3);
  padding: 28px;
  animation: modalIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
body.public-theme .app-modal-card {
  background: #141928;
  border: 1px solid var(--pub-border-light);
  color: var(--pub-ink);
}
.app-modal-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.app-modal-msg { color: var(--adm-ink2); font-size: 14px; line-height: 1.7; }
body.public-theme .app-modal-msg { color: var(--pub-muted); }
.app-modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.9) translateY(16px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── RESPONSIVE BASE ── */
@media (max-width: 768px) {
  .row, .row-3 { grid-template-columns: 1fr; }
}