/* ===== CSS VARIABLES ===== */
:root {
  --primary: #ff6b00;
  --primary-dark: #cc5500;
  --primary-glow: rgba(255,107,0,0.3);
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --bg4: #222230;
  --surface: #16161f;
  --surface2: #1e1e2a;
  --text: #ffffff;
  --text2: #b0b0c0;
  --text3: #707080;
  --border: rgba(255,255,255,0.08);
  --sidebar-width: 240px;
  --header-h: 56px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.2s cubic-bezier(0.4,0,0.2,1);
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; height: 100%; overflow: hidden; background: var(--bg); color: var(--text); font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; font-size: 15px; -webkit-font-smoothing: antialiased; }
button { cursor: pointer; border: none; background: none; color: inherit; font-family: inherit; font-size: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; background: none; border: none; outline: none; }
a { color: var(--primary); text-decoration: none; }
.hidden { display: none !important; }

/* ===== SCREENS ===== */
.screen { position: fixed; inset: 0; z-index: 10; background: var(--bg); overflow-y: auto; }

/* ===== SPLASH SCREEN ===== */
#splash-screen {
  position: fixed; inset: 0; z-index: 1000;
  background: linear-gradient(135deg, #0a0a0f 0%, #1a0a00 100%);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 20px;
}
.splash-logo { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.splash-logo svg { filter: drop-shadow(0 0 30px var(--primary-glow)); animation: pulse 2s infinite; }
.splash-title { font-size: 26px; font-weight: 700; letter-spacing: -0.5px; }
.splash-subtitle { font-size: 13px; color: var(--text3); letter-spacing: 2px; }
.splash-loader { width: 200px; height: 3px; background: var(--bg3); border-radius: 2px; overflow: hidden; }
.loader-bar { height: 100%; background: linear-gradient(90deg, var(--primary), #ff9500); border-radius: 2px; animation: load 1.8s ease-in-out forwards; }
@keyframes load { 0% { width: 0; } 100% { width: 100%; } }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }

/* ===== LOGIN SCREEN ===== */
#login-screen {
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  min-height: 100vh; padding: 20px 16px 40px; overflow-y: auto;
}
.login-bg { position: fixed; inset: 0; overflow: hidden; z-index: 0; }
.bg-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.15; }
.orb1 { width: 400px; height: 400px; background: var(--primary); top: -100px; right: -100px; }
.orb2 { width: 300px; height: 300px; background: #ff3d00; bottom: -50px; left: -50px; }
.orb3 { width: 200px; height: 200px; background: #ff9500; top: 50%; left: 30%; }
.login-container { position: relative; z-index: 1; width: 100%; max-width: 420px; padding-top: 40px; }
.login-logo { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-bottom: 32px; cursor: pointer; user-select: none; }
.login-title { font-size: 24px; font-weight: 700; letter-spacing: -0.5px; text-align: center; }

/* Tap indicator */
.tap-indicator { text-align: center; font-size: 12px; color: var(--primary); margin-bottom: 8px; font-weight: 600; }

/* Login card */
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.login-tabs { display: flex; border-bottom: 1px solid var(--border); }
.tab-btn { flex: 1; padding: 14px 8px; font-size: 12px; font-weight: 600; color: var(--text3); transition: var(--transition); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-content { display: none; padding: 20px; gap: 14px; flex-direction: column; }
.tab-content.active { display: flex; }

/* Input groups */
.input-group { display: flex; flex-direction: column; gap: 6px; }
.input-group label { font-size: 12px; font-weight: 600; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; }
.input-group input, .input-group select { background: var(--bg3); border: 1.5px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; font-size: 14px; color: var(--text); transition: var(--transition); width: 100%; }
.input-group input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.password-group { position: relative; display: flex; }
.password-group input { padding-right: 44px; }
.eye-btn { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--text3); padding: 4px; }
.eye-btn:hover { color: var(--primary); }

/* Buttons */
.btn-primary { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 20px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; font-weight: 700; font-size: 15px; border-radius: var(--radius-sm); transition: var(--transition); box-shadow: 0 4px 16px var(--primary-glow); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px var(--primary-glow); }
.btn-primary:active { transform: translateY(0); }

/* Saved profiles */
.saved-profiles-section { margin-top: 24px; }
.saved-profiles-section h3 { font-size: 13px; font-weight: 600; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
.profiles-list { display: flex; flex-direction: column; gap: 8px; }
.profile-item { display: flex; align-items: center; gap: 12px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; cursor: pointer; transition: var(--transition); }
.profile-item:hover { border-color: var(--primary); background: var(--surface2); }
.profile-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; flex-shrink: 0; }
.profile-details { flex: 1; min-width: 0; }
.profile-name { font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.profile-url { font-size: 12px; color: var(--text3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.profile-actions { display: flex; gap: 4px; }
.profile-actions button { padding: 6px; border-radius: 6px; color: var(--text3); transition: var(--transition); }
.profile-actions button:hover { color: var(--primary); background: var(--bg3); }
.profile-del:hover { color: #ff4444 !important; }

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed; left: 0; top: 0; bottom: 0; width: var(--sidebar-width);
  background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; z-index: 100;
  transform: translateX(-100%); transition: transform var(--transition);
}
.sidebar.open { transform: translateX(0); }
.sidebar-header { padding: 16px; border-bottom: 1px solid var(--border); }
.sidebar-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 15px; margin-bottom: 16px; }
.user-info-sidebar { display: flex; align-items: center; gap: 10px; padding: 10px; background: var(--bg3); border-radius: var(--radius-sm); }
.user-avatar { width: 36px; height: 36px; background: var(--bg4); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary); flex-shrink: 0; }
.sidebar-username { font-weight: 600; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-expiry { font-size: 11px; color: var(--text3); }
.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px; display: flex; flex-direction: column; gap: 2px; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: var(--radius-sm); color: var(--text2); transition: var(--transition); width: 100%; text-align: left; font-size: 14px; font-weight: 500; position: relative; }
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active { background: linear-gradient(135deg, rgba(255,107,0,0.15), rgba(255,107,0,0.05)); color: var(--primary); border-left: 3px solid var(--primary); }
.count-badge { margin-left: auto; background: var(--bg4); color: var(--text3); font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 20px; min-width: 24px; text-align: center; }
.nav-item.active .count-badge { background: var(--primary-glow); color: var(--primary); }
.sidebar-footer { padding: 8px; border-top: 1px solid var(--border); }
.logout-btn { color: #ff4444 !important; }
.logout-btn:hover { background: rgba(255,68,68,0.1) !important; }

/* ===== MAIN CONTENT ===== */
.main-content { height: 100vh; display: flex; flex-direction: column; overflow: hidden; transition: margin-left var(--transition); }
.main-content.sidebar-open { margin-left: var(--sidebar-width); }

/* Topbar */
.topbar { height: var(--header-h); display: flex; align-items: center; gap: 12px; padding: 0 16px; background: var(--surface); border-bottom: 1px solid var(--border); flex-shrink: 0; }
.menu-toggle { padding: 8px; border-radius: var(--radius-sm); color: var(--text2); transition: var(--transition); }
.menu-toggle:hover { background: var(--bg3); color: var(--text); }
.topbar-title { flex: 1; font-size: 17px; font-weight: 700; }
.topbar-actions { display: flex; gap: 4px; }
.icon-btn { padding: 8px; border-radius: var(--radius-sm); color: var(--text2); transition: var(--transition); }
.icon-btn:hover { background: var(--bg3); color: var(--text); }

/* Search bar */
.search-bar { padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border); display: flex; gap: 10px; align-items: center; flex-shrink: 0; }
.search-bar input { flex: 1; background: var(--bg3); border: 1.5px solid var(--border); border-radius: var(--radius-sm); padding: 10px 14px; font-size: 14px; color: var(--text); }
.search-bar input:focus { border-color: var(--primary); }
.search-bar button { padding: 8px; color: var(--text3); border-radius: var(--radius-sm); }
.search-bar button:hover { color: var(--text); background: var(--bg3); }

/* Category filter */
.category-filter { display: flex; gap: 8px; padding: 10px 16px; overflow-x: auto; flex-shrink: 0; background: var(--bg); border-bottom: 1px solid var(--border); scrollbar-width: none; }
.category-filter::-webkit-scrollbar { display: none; }
.cat-btn { padding: 6px 14px; background: var(--bg3); border: 1.5px solid var(--border); border-radius: 20px; color: var(--text2); font-size: 13px; font-weight: 500; white-space: nowrap; transition: var(--transition); flex-shrink: 0; }
.cat-btn.active { background: var(--primary); border-color: var(--primary); color: white; }
.cat-btn:hover { border-color: var(--primary); color: var(--primary); }

/* Content area */
.content-area { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 12px; }
.content-area::-webkit-scrollbar { width: 4px; }
.content-area::-webkit-scrollbar-track { background: transparent; }
.content-area::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 2px; }

/* Loading */
.loading-state { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 200px; gap: 16px; color: var(--text3); }
.spinner { width: 36px; height: 36px; border: 3px solid var(--bg4); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Channels Grid */
.channels-grid { display: grid; gap: 10px; }
.channels-grid.grid-mode { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.channels-grid.list-mode { grid-template-columns: 1fr; gap: 6px; }

/* Channel Card */
.channel-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; cursor: pointer; transition: var(--transition); position: relative; }
.channel-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }
.channel-card:active { transform: scale(0.97); }

/* Grid mode */
.grid-mode .channel-card { aspect-ratio: auto; }
.grid-mode .channel-thumb { width: 100%; aspect-ratio: 16/9; background: var(--bg3); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.grid-mode .channel-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.grid-mode .channel-thumb .no-logo { font-size: 28px; font-weight: 700; color: var(--text3); }
.grid-mode .channel-info { padding: 8px; }
.grid-mode .channel-name { font-size: 12px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.grid-mode .channel-epg { font-size: 10px; color: var(--text3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }

/* List mode */
.list-mode .channel-card { display: flex; align-items: center; gap: 12px; padding: 10px 12px; }
.list-mode .channel-thumb { width: 64px; height: 36px; background: var(--bg3); border-radius: 6px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; overflow: hidden; }
.list-mode .channel-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.list-mode .channel-thumb .no-logo { font-size: 18px; font-weight: 700; color: var(--text3); }
.list-mode .channel-info { flex: 1; min-width: 0; }
.list-mode .channel-name { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.list-mode .channel-epg { font-size: 12px; color: var(--text3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.list-mode .channel-actions { display: flex; gap: 4px; flex-shrink: 0; }

/* Badges */
.channel-badge { position: absolute; top: 4px; left: 4px; background: #ff4444; color: white; font-size: 9px; font-weight: 700; padding: 2px 6px; border-radius: 4px; text-transform: uppercase; }
.channel-fav-btn { padding: 6px; border-radius: 6px; color: var(--text3); transition: var(--transition); }
.channel-fav-btn:hover { color: #ffd700; background: var(--bg3); }
.channel-fav-btn.active { color: #ffd700; }
.live-dot { width: 7px; height: 7px; background: #ff4444; border-radius: 50%; display: inline-block; margin-right: 4px; animation: blink 1.5s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }

/* Empty state */
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 200px; gap: 12px; color: var(--text3); }
.empty-state svg { opacity: 0.3; }
.empty-state p { font-size: 14px; }

/* ===== INNER SCREENS ===== */
.inner-screen { max-width: 600px; margin: 0 auto; padding: 0 0 40px; }
.inner-header { display: flex; align-items: center; gap: 14px; padding: 16px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--bg); z-index: 10; }
.back-btn { padding: 8px; border-radius: var(--radius-sm); color: var(--text2); }
.back-btn:hover { background: var(--bg3); color: var(--text); }
.inner-header h2 { font-size: 17px; font-weight: 700; }

/* Account screen */
.account-info-container { padding: 20px; }
.account-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
.account-card h3 { font-size: 13px; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.info-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); }
.info-row:last-child { border-bottom: none; }
.info-row label { font-size: 13px; color: var(--text3); }
.info-row span { font-size: 13px; font-weight: 600; }
.status-active { color: #4ade80; }
.status-expired { color: #ff4444; }
.btn-secondary { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; background: var(--bg3); border: 1.5px solid var(--border); color: var(--text2); font-weight: 600; font-size: 14px; border-radius: var(--radius-sm); transition: var(--transition); width: 100%; margin-top: 12px; }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

/* Settings */
.settings-container { padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.settings-section { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 4px; }
.settings-section-title { padding: 14px 16px; font-size: 12px; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; border-bottom: 1px solid var(--border); }
.settings-item { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-bottom: 1px solid var(--border); cursor: pointer; transition: var(--transition); }
.settings-item:last-child { border-bottom: none; }
.settings-item:hover { background: var(--bg3); }
.settings-item-icon { width: 36px; height: 36px; background: var(--bg3); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--primary); flex-shrink: 0; }
.settings-item-content { flex: 1; }
.settings-item-title { font-size: 14px; font-weight: 600; }
.settings-item-desc { font-size: 12px; color: var(--text3); margin-top: 2px; }
.settings-item-arrow { color: var(--text3); }
.toggle-switch { position: relative; width: 46px; height: 26px; display: inline-block; flex-shrink: 0; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider { position: absolute; inset: 0; background: var(--bg4); border-radius: 26px; transition: var(--transition); cursor: pointer; }
.toggle-slider:before { content: ''; position: absolute; width: 20px; height: 20px; left: 3px; bottom: 3px; background: white; border-radius: 50%; transition: var(--transition); }
.toggle-switch input:checked + .toggle-slider { background: var(--primary); }
.toggle-switch input:checked + .toggle-slider:before { transform: translateX(20px); }

/* ===== PLAYER ===== */
#player-screen { background: #000; z-index: 200; }
.player-container { position: relative; width: 100%; height: 100%; }
#video-player { width: 100%; height: 100%; object-fit: contain; background: #000; display: block; }
.player-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: space-between; background: linear-gradient(to bottom, rgba(0,0,0,0.7) 0%, transparent 30%, transparent 70%, rgba(0,0,0,0.8) 100%); opacity: 0; transition: opacity 0.3s; }
.player-overlay.visible { opacity: 1; }
.player-header { display: flex; align-items: center; gap: 12px; padding: 16px; }
.player-back { padding: 10px; border-radius: 50%; background: rgba(0,0,0,0.5); color: white; backdrop-filter: blur(10px); }
.player-info { flex: 1; }
.player-channel-name { font-size: 17px; font-weight: 700; text-shadow: 0 2px 4px rgba(0,0,0,0.5); }
.player-program-name { font-size: 13px; color: rgba(255,255,255,0.7); margin-top: 2px; }
.player-header-actions { display: flex; gap: 8px; }
.player-center { display: flex; align-items: center; justify-content: center; gap: 32px; }
.player-play-pause { width: 64px; height: 64px; border-radius: 50%; background: rgba(255,107,0,0.9); display: flex; align-items: center; justify-content: center; backdrop-filter: blur(10px); transition: var(--transition); }
.player-play-pause:hover { background: var(--primary); transform: scale(1.05); }
.player-prev, .player-next { width: 48px; height: 48px; border-radius: 50%; background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; backdrop-filter: blur(10px); }
.player-prev:hover, .player-next:hover { background: rgba(255,255,255,0.2); }
.player-footer { padding: 12px 16px; }
.player-progress-container { margin-bottom: 12px; }
.player-progress-bar { height: 4px; background: rgba(255,255,255,0.2); border-radius: 2px; overflow: hidden; margin-bottom: 6px; cursor: pointer; }
.player-progress-filled { height: 100%; background: var(--primary); border-radius: 2px; transition: width 0.5s; }
.player-time { display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,0.7); }
.player-controls { display: flex; align-items: center; gap: 8px; }
.player-controls .icon-btn { color: rgba(255,255,255,0.8); }
.player-controls .icon-btn:hover { color: white; background: rgba(255,255,255,0.15); }
.volume-slider { flex: 1; max-width: 100px; }
.volume-slider input[type=range] { width: 100%; accent-color: var(--primary); height: 4px; }
.buffering-indicator { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.buffering-indicator .spinner { border-color: rgba(255,255,255,0.2); border-top-color: white; width: 48px; height: 48px; }

/* Player channel list */
.player-channel-list { position: absolute; right: 0; top: 0; bottom: 0; width: 300px; background: rgba(10,10,15,0.95); backdrop-filter: blur(20px); border-left: 1px solid var(--border); display: flex; flex-direction: column; }
.pcl-header { display: flex; justify-content: space-between; align-items: center; padding: 16px; border-bottom: 1px solid var(--border); font-weight: 700; }
.pcl-list { flex: 1; overflow-y: auto; }
.pcl-item { display: flex; align-items: center; gap: 10px; padding: 12px 16px; cursor: pointer; transition: var(--transition); border-bottom: 1px solid var(--border); }
.pcl-item:hover { background: var(--bg3); }
.pcl-item.active { background: rgba(255,107,0,0.1); color: var(--primary); }
.pcl-thumb { width: 40px; height: 24px; background: var(--bg3); border-radius: 4px; display: flex; align-items: center; justify-content: center; overflow: hidden; flex-shrink: 0; }
.pcl-thumb img { width: 100%; height: 100%; object-fit: contain; }
.pcl-name { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ===== ADMIN PANEL ===== */
#admin-panel { z-index: 300; overflow-y: auto; }
.admin-container { max-width: 700px; margin: 0 auto; padding: 0 0 60px; }
.admin-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.admin-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--primary); }
.admin-close { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: var(--bg3); border-radius: 50%; color: var(--text3); font-size: 16px; }
.admin-close:hover { background: var(--bg4); color: var(--text); }
.admin-section { padding: 24px 20px; }
.admin-section h3 { font-size: 18px; font-weight: 700; margin-bottom: 20px; }
.admin-tabs { display: flex; gap: 4px; padding: 12px 20px; background: var(--bg); border-bottom: 1px solid var(--border); overflow-x: auto; flex-shrink: 0; scrollbar-width: none; }
.admin-tabs::-webkit-scrollbar { display: none; }
.admin-tab { padding: 8px 14px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; color: var(--text3); transition: var(--transition); white-space: nowrap; }
.admin-tab.active { background: var(--primary); color: white; }
.admin-tab:hover:not(.active) { background: var(--bg3); color: var(--text); }
.admin-content { padding: 0; }
.admin-tab-content { display: none; padding: 20px; flex-direction: column; gap: 16px; }
.admin-tab-content.active { display: flex; }
.admin-tab-content h3 { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.admin-tab-content h4 { font-size: 14px; font-weight: 700; color: var(--text2); }
.admin-form-group { display: flex; flex-direction: column; gap: 6px; }
.admin-form-group label { font-size: 12px; font-weight: 600; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; }
.admin-form-group input[type=text], .admin-form-group input[type=url], .admin-form-group input[type=password], .admin-form-group input[type=number], .admin-form-group select, .admin-form-group textarea { background: var(--bg3); border: 1.5px solid var(--border); border-radius: var(--radius-sm); padding: 10px 14px; font-size: 14px; color: var(--text); transition: var(--transition); width: 100%; }
.admin-form-group input:focus, .admin-form-group select:focus, .admin-form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.admin-form-group select option { background: var(--bg3); }
.toggle-group { flex-direction: row !important; align-items: center; justify-content: space-between; background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px !important; }
.toggle-group label:first-child { font-size: 14px !important; font-weight: 500 !important; color: var(--text) !important; text-transform: none !important; letter-spacing: 0 !important; }
.color-row { display: flex; gap: 8px; align-items: center; }
.color-row input[type=color] { width: 44px; height: 40px; padding: 2px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); background: var(--bg3); cursor: pointer; }
.color-row input[type=text] { flex: 1; }
.btn-admin-save { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; background: var(--primary); color: white; font-weight: 700; font-size: 14px; border-radius: var(--radius-sm); transition: var(--transition); }
.btn-admin-save:hover { background: var(--primary-dark); }
.btn-admin-danger { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; background: rgba(255,68,68,0.15); border: 1.5px solid rgba(255,68,68,0.3); color: #ff4444; font-weight: 700; font-size: 14px; border-radius: var(--radius-sm); transition: var(--transition); }
.btn-admin-danger:hover { background: rgba(255,68,68,0.25); }
.admin-profiles-list { display: flex; flex-direction: column; gap: 6px; max-height: 200px; overflow-y: auto; }
.admin-profile-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; background: var(--bg3); border-radius: var(--radius-sm); border: 1px solid var(--border); font-size: 13px; }
.admin-profile-item button { color: #ff4444; padding: 4px 8px; border-radius: 4px; font-size: 12px; }
.admin-profile-item button:hover { background: rgba(255,68,68,0.15); }
.admin-stats { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.admin-stats h4 { margin-bottom: 12px; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat-card { background: var(--surface); border-radius: var(--radius-sm); padding: 12px; text-align: center; }
.stat-card span { display: block; font-size: 22px; font-weight: 700; color: var(--primary); }
.stat-card label { font-size: 11px; color: var(--text3); }

/* ===== MAINTENANCE SCREEN ===== */
.maintenance-container { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; gap: 20px; padding: 40px; text-align: center; }
.maintenance-container h2 { font-size: 26px; font-weight: 700; }
.maintenance-container p { font-size: 15px; color: var(--text2); max-width: 300px; }

/* ===== TOAST ===== */
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(80px); background: var(--bg4); color: var(--text); padding: 12px 20px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 500; z-index: 9999; transition: transform 0.3s; white-space: nowrap; box-shadow: var(--shadow); border: 1px solid var(--border); max-width: 90vw; text-align: center; }
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { border-color: #4ade80; color: #4ade80; }
.toast.error { border-color: #ff4444; color: #ff4444; }

/* ===== MODAL ===== */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.7); backdrop-filter: blur(4px); z-index: 500; display: flex; align-items: flex-end; justify-content: center; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius) var(--radius) 0 0; width: 100%; max-width: 500px; max-height: 80vh; display: flex; flex-direction: column; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px; border-bottom: 1px solid var(--border); }
.modal-header h3 { font-size: 16px; font-weight: 700; }
.modal-header button { width: 30px; height: 30px; background: var(--bg3); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--text3); }
.modal-body { flex: 1; overflow-y: auto; padding: 16px; }
.modal-footer { padding: 16px; border-top: 1px solid var(--border); display: flex; gap: 10px; }
.error-msg { color: #ff4444; font-size: 13px; text-align: center; background: rgba(255,68,68,0.1); padding: 8px; border-radius: 6px; }

/* ===== OVERLAY for sidebar close ===== */
#sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99; }
#sidebar-overlay.show { display: block; }

/* ===== RESPONSIVE ===== */
@media (min-width: 768px) {
  .sidebar { transform: translateX(0); position: relative; height: 100vh; flex-shrink: 0; }
  #main-app { display: flex; flex-direction: row; }
  .main-content { margin-left: 0 !important; }
  #sidebar-overlay { display: none !important; }
  .menu-toggle { display: none; }
  .channels-grid.grid-mode { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .modal { border-radius: var(--radius); align-self: center; }
  .modal-overlay { align-items: center; }
}

@media (min-width: 1024px) {
  .channels-grid.grid-mode { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}

/* scrollbar */
* { scrollbar-width: thin; scrollbar-color: var(--bg4) transparent; }
*::-webkit-scrollbar { width: 5px; height: 5px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 3px; }