/* ═══════════════════════════════════════════════════
   IPTV Stream - Admin Panel Styles
   ═══════════════════════════════════════════════════ */

:root {
  --bg: #0f1119;
  --surface: #1a1d2e;
  --surface2: #242838;
  --border: #2e3348;
  --text: #e2e4f0;
  --text-muted: #858a9e;
  --primary: #6366f1;
  --primary-hover: #7c7ff7;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --radius: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* ═══ LOGIN ═══ */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #0f1119 0%, #1a1d3e 50%, #0f1119 100%);
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 380px;
  text-align: center;
}
.login-card h1 { font-size: 2rem; margin-bottom: 4px; }
.login-subtitle { color: var(--text-muted); margin-bottom: 28px; }
.login-card label {
  display: block;
  text-align: left;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 12px 0 4px;
}
.login-card input {
  width: 100%;
  padding: 10px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: border 0.2s;
}
.login-card input:focus { border-color: var(--primary); }
.login-card button {
  width: 100%;
  margin-top: 20px;
  padding: 12px;
  background: var(--primary);
  border: none;
  border-radius: var(--radius);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.login-card button:hover:not(:disabled) { background: var(--primary-hover); }
.login-card button:disabled { opacity: 0.7; cursor: not-allowed; }
.login-spinner {
  display: inline-block; width: 13px; height: 13px;
  border: 2px solid rgba(255,255,255,0.35); border-top-color: #fff;
  border-radius: 50%; animation: loginSpin 0.6s linear infinite;
  vertical-align: middle; margin-right: 6px;
}
@keyframes loginSpin { to { transform: rotate(360deg); } }
.error-msg { color: var(--danger); margin-top: 12px; min-height: 20px; font-size: 0.85rem; }
.login-attempts { color: var(--text-muted); font-size: 0.78rem; margin-top: 6px; text-align: center; min-height: 18px; }
.login-attempts.warn { color: var(--danger); font-weight: 600; }

/* ═══ HEADER ═══ */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}
header h1 { font-size: 1.25rem; }
.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
#app-user { color: var(--text-muted); font-size: 0.9rem; }

/* ═══ NAV TABS ═══ */
.tabs {
  display: flex;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  overflow-x: auto;
  gap: 2px;
}
.tab {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 12px 16px;
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}
.tab:hover { color: var(--text); background: var(--surface2); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ═══ MAIN CONTENT ═══ */
main { padding: 24px; max-width: 1400px; margin: 0 auto; }

/* ═══ DASHBOARD ═══ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.stat-card .stat-num { font-size: 2.2rem; font-weight: 700; color: var(--primary); }
.stat-card .stat-label { color: var(--text-muted); margin-top: 4px; font-size: 0.85rem; }

/* ═══ SECTION HEADER ═══ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}
.section-header h2 { font-size: 1.1rem; }

/* ═══ BUTTONS ═══ */
.btn {
  padding: 8px 16px;
  border-radius: var(--radius);
  border: none;
  font-size: 0.85rem;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { opacity: 0.85; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.85; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { background: var(--surface2); }
.btn-perm {
  background: linear-gradient(135deg, #7c3aed 0%, #5b21b6 100%);
  color: #fff;
  border: 1px solid rgba(124, 58, 237, 0.45);
  box-shadow: 0 1px 4px rgba(91, 33, 182, 0.35), inset 0 1px 0 rgba(255,255,255,0.1);
  position: relative;
  overflow: hidden;
}
.btn-perm::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 55%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.14), transparent);
  transition: left 0.45s ease;
  pointer-events: none;
}
.btn-perm:hover::before { left: 160%; }
.btn-perm:hover {
  background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
  box-shadow: 0 0 18px rgba(124, 58, 237, 0.45), 0 2px 8px rgba(91, 33, 182, 0.3), inset 0 1px 0 rgba(255,255,255,0.15);
  transform: translateY(-1px);
}
.btn-sm { padding: 5px 10px; font-size: 0.8rem; }
.btn-xs { padding: 3px 8px; font-size: 0.7rem; }
.btn-group { display: flex; gap: 6px; }

/* ═══ TABLE ═══ */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
table {
  width: 100%;
  border-collapse: collapse;
}
thead { background: var(--surface2); }
th {
  text-align: left;
  padding: 10px 14px;
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.5px;
}
td {
  padding: 10px 14px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
tr:hover td { background: rgba(99, 102, 241, 0.04); }
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
}
.badge-active { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.badge-inactive { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-admin { background: rgba(245, 158, 11, 0.15); color: var(--warning); }

/* ═══ SEARCH BAR ═══ */
.search-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.search-bar input, .search-bar select {
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
}
.search-bar input:focus { border-color: var(--primary); }
.search-bar input { width: 220px; }

/* ═══ MODAL ═══ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 1rem; }
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}
.modal-close:hover { color: var(--text); }
.modal-card form {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.modal-card label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.modal-card input, .modal-card select, .modal-card textarea {
  padding: 9px 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
  width: 100%;
}
.modal-card textarea { min-height: 80px; resize: vertical; }
.modal-card input:focus, .modal-card select:focus, .modal-card textarea:focus { border-color: var(--primary); }
.modal-card .form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 8px;
}

/* ── Password field with action buttons ── */
.pwd-wrap { display: flex; gap: 6px; align-items: center; }
.pwd-wrap input { flex: 1; min-width: 0; }
.pwd-wrap .btn-icon {
  flex-shrink: 0; width: 32px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); cursor: pointer; font-size: 0.85rem;
  color: var(--text-muted); transition: background 0.15s, color 0.15s;
}
.pwd-wrap .btn-icon:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.pwd-copied { color: var(--success); font-size: 0.75rem; margin-top: 3px; min-height: 16px; }

/* ═══ EMPTY STATE ═══ */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}
.empty-state p { margin-top: 8px; }

/* ═══ EPISODES ═══ */
.episodes-panel {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 12px;
}
.season-group {
  margin-bottom: 16px;
}
.season-group h4 {
  color: var(--primary);
  margin-bottom: 8px;
  font-size: 0.9rem;
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .tabs { padding: 0 8px; }
  .tab { padding: 10px 10px; font-size: 0.75rem; }
  main { padding: 16px; }
  .section-header { flex-direction: column; align-items: flex-start; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  table { font-size: 0.8rem; }
  th, td { padding: 8px 10px; }
}

/* ═══════════════════════════════════════════════════
   BROADCAST ANIMATION
   ═══════════════════════════════════════════════════ */

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.broadcast-layout code {
  background: var(--surface2);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}

/* Premium responsive skin: visual only */
:root,
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b0d12;
  --bg-soft: #11151d;
  --surface: rgba(20, 25, 35, 0.94);
  --surface2: #1b2230;
  --surface3: #232c3d;
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(148, 163, 184, 0.28);
  --text: #f5f7fb;
  --text-muted: #9aa6b8;
  --primary: #4f8cff;
  --primary-hover: #76a7ff;
  --success: #16a34a;
  --danger: #ef4444;
  --warning: #d97706;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.20);
  --radius: 8px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7fb;
  --bg-soft: #edf1f7;
  --surface: rgba(255, 255, 255, 0.96);
  --surface2: #f8fafc;
  --surface3: #edf2f7;
  --border: rgba(15, 23, 42, 0.10);
  --border-strong: rgba(15, 23, 42, 0.18);
  --text: #111827;
  --text-muted: #5d6b82;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --success: #15803d;
  --danger: #dc2626;
  --warning: #b45309;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
  --shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.08);
}

html {
  background: var(--bg);
}

body {
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--primary) 18%, transparent), transparent 34rem),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  letter-spacing: 0;
}

.login-container {
  background:
    radial-gradient(circle at 18% 18%, color-mix(in srgb, var(--primary) 22%, transparent), transparent 26rem),
    linear-gradient(145deg, var(--bg) 0%, var(--bg-soft) 100%);
  padding: 20px;
}

.login-card,
.stat-card,
.table-wrap,
.modal-card,
.episodes-panel,
.broadcast-card,
.preview-container,
#broadcast-info {
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.login-card {
  max-width: 420px;
  padding: clamp(28px, 6vw, 44px);
  border-color: var(--border-strong);
}

.login-card h1,
header h1 {
  color: var(--text);
  letter-spacing: 0;
}

header {
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(18px);
  box-shadow: 0 1px 0 var(--border);
}

.header-right {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tabs {
  position: sticky;
  top: 57px;
  z-index: 9;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(18px);
  scrollbar-width: thin;
}

.tab {
  border-radius: 7px 7px 0 0;
}

.tab.active {
  background: color-mix(in srgb, var(--primary) 12%, transparent);
}

main {
  width: min(100%, 1480px);
  padding: clamp(16px, 2.2vw, 32px);
}

.section-header {
  background: color-mix(in srgb, var(--surface) 78%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-soft);
}

.section-header h2 {
  font-size: clamp(1rem, 2vw, 1.28rem);
}

.stat-card {
  text-align: left;
  min-height: 118px;
}

.stat-card .stat-num {
  color: var(--primary);
  font-size: clamp(1.8rem, 4vw, 2.55rem);
}

.btn {
  min-height: 34px;
  border: 1px solid transparent;
  box-shadow: none;
}

.btn-primary {
  background: linear-gradient(180deg, var(--primary), color-mix(in srgb, var(--primary) 82%, #000));
}

.btn-outline {
  background: color-mix(in srgb, var(--surface2) 86%, transparent);
  border-color: var(--border-strong);
}

.btn:hover {
  transform: translateY(-1px);
}

.table-wrap {
  overflow: auto;
  border-color: var(--border-strong);
}

thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

th {
  letter-spacing: 0;
}

td,
th {
  vertical-align: middle;
}

input,
select,
textarea,
.search-bar input,
.search-bar select,
.modal-card input,
.modal-card select,
.modal-card textarea {
  background: var(--surface2);
  border-color: var(--border-strong);
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus,
.search-bar input:focus,
.search-bar select:focus,
.modal-card input:focus,
.modal-card select:focus,
.modal-card textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}

.modal-overlay {
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(8px);
}

.modal-card {
  max-width: min(720px, calc(100vw - 28px));
}

.broadcast-layout {
  grid-template-columns: minmax(300px, 420px) minmax(0, 1fr) !important;
  align-items: start;
}

.preview-container {
  border: 1px solid var(--border-strong);
}

code {
  color: color-mix(in srgb, var(--primary) 88%, var(--text));
}

/* ═══ PERMISSIONS MODAL ═══ */
.perm-modal { display: flex; flex-direction: column; }

.perm-info {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 20px 13px;
  background: color-mix(in srgb, var(--primary) 7%, transparent);
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.perm-info-icon { color: var(--primary); flex-shrink: 0; margin-top: 1px; }

.perm-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 16px 20px;
}

.perm-group {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.perm-group-header {
  padding: 11px 13px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.perm-group-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.perm-group-right {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.perm-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  white-space: nowrap;
  line-height: 1.6;
}
.perm-badge-open {
  background: color-mix(in srgb, var(--success) 14%, transparent);
  color: var(--success);
  border: 1px solid color-mix(in srgb, var(--success) 28%, transparent);
}
.perm-badge-sel {
  background: color-mix(in srgb, var(--warning) 14%, transparent);
  color: var(--warning);
  border: 1px solid color-mix(in srgb, var(--warning) 28%, transparent);
}

.perm-pills { display: flex; gap: 4px; }
.perm-pill {
  padding: 2px 9px;
  font-size: 0.7rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  font-weight: 500;
  line-height: 1.6;
}
.perm-pill:hover {
  background: color-mix(in srgb, var(--primary) 10%, transparent);
  color: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 35%, transparent);
}

.perm-list {
  flex: 1;
  overflow-y: auto;
  max-height: 230px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  scrollbar-width: thin;
}

.perm-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  font-size: 0.84rem;
  color: var(--text);
  border: 1px solid transparent;
  user-select: none;
  min-width: 0;
}
.perm-item:hover {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border-color: color-mix(in srgb, var(--primary) 18%, transparent);
}
.perm-item--inactive { color: var(--text-muted); }

.perm-native-cb { display: none; }

.perm-checkmark {
  width: 17px;
  height: 17px;
  border-radius: 4px;
  border: 2px solid var(--border);
  background: var(--surface2);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.perm-checkmark svg {
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.12s, transform 0.12s;
}
.perm-native-cb:checked + .perm-checkmark {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 22%, transparent);
}
.perm-native-cb:checked + .perm-checkmark svg {
  opacity: 1;
  transform: scale(1);
}

.perm-item-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.perm-inactive-tag {
  font-size: 0.63rem;
  padding: 1px 5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-muted);
  margin-left: 5px;
  vertical-align: middle;
}

.perm-empty {
  color: var(--text-muted);
  font-size: 0.82rem;
  text-align: center;
  padding: 24px 0;
}

.perm-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
}

@media (max-width: 980px) {
  header {
    align-items: flex-start;
    gap: 12px;
    flex-direction: column;
  }

  .header-right {
    width: 100%;
    justify-content: flex-start;
    gap: 8px;
  }

  .tabs {
    top: 105px;
  }

  .broadcast-layout {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 720px) {
  .login-card {
    max-width: 100%;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    align-items: stretch;
  }

  .section-header .btn,
  .section-header button,
  .search-bar,
  .search-bar input,
  .search-bar select {
    width: 100%;
  }

  .btn-group {
    flex-wrap: wrap;
  }

  .btn-group .btn {
    flex: 1 1 auto;
    justify-content: center;
  }

  .modal-overlay {
    padding: 10px;
    align-items: flex-end;
  }

  .modal-card {
    max-height: 92vh;
    border-radius: 8px 8px 0 0;
  }

  .perm-groups {
    grid-template-columns: 1fr;
    padding: 12px 14px;
  }

  .perm-list { max-height: 160px; }

  .perm-footer { padding: 12px 14px; }
}