/* IPService TV Player — TV-first Category Grid UI */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-sidebar: #0d0d14;
    --bg-card: #1a1a24;
    --bg-hover: #252535;
    --bg-active: #2a2a3a;
    --text-primary: #e8e8f0;
    --text-secondary: #8888a0;
    --text-muted: #555570;
    --accent: #4a9eff;
    --accent-hover: #6ab4ff;
    --success: #4caf50;
    --warning: #ff9800;
    --danger: #f44336;
    --border: #2a2a3a;
    --overlay-bg: rgba(0, 0, 0, 0.85);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    -webkit-font-smoothing: antialiased;
}

/* ─── Screens ─────────────────────────────────────────────── */
.screen { display: none; width: 100%; height: 100%; }
.screen.active { display: flex; }

/* ─── Login Screen ────────────────────────────────────────── */
#login-screen {
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #0a0a1a 0%, #1a1030 50%, #0a0a1a 100%);
}
.login-container {
    width: 420px;
    max-width: 90vw;
    padding: 48px 40px;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.login-logo { text-align: center; margin-bottom: 36px; }
.login-logo h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 4px;
    background: linear-gradient(135deg, var(--accent), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.login-logo p { color: var(--text-secondary); font-size: 14px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; color: var(--text-secondary); margin-bottom: 6px; font-weight: 500; }
.form-group input {
    width: 100%; padding: 14px 16px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 8px; color: var(--text-primary); font-size: 16px;
    outline: none; transition: border-color 0.2s;
}
.form-group input:focus { border-color: var(--accent); }
.btn-primary {
    width: 100%; padding: 14px;
    background: var(--accent); color: #fff; border: none;
    border-radius: 8px; font-size: 16px; font-weight: 600;
    cursor: pointer; transition: background 0.2s; margin-top: 8px;
}
.btn-primary:hover, .btn-primary:focus { background: var(--accent-hover); outline: none; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary {
    padding: 10px 20px; background: var(--bg-card); color: var(--text-primary);
    border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
    cursor: pointer; transition: background 0.2s;
}
.btn-secondary:hover { background: var(--bg-hover); }
.btn-danger {
    padding: 10px 24px; background: transparent; color: var(--danger);
    border: 1px solid var(--danger); border-radius: 8px; font-size: 14px;
    cursor: pointer; transition: all 0.2s;
}
.btn-danger:hover { background: var(--danger); color: #fff; }
.error-message { color: var(--danger); font-size: 14px; margin-top: 12px; text-align: center; min-height: 20px; }

/* ─── Player Screen ───────────────────────────────────────── */
#player-screen { position: relative; }

/* ─── Views ───────────────────────────────────────────────── */
.view {
    display: none;
    width: 100%;
    height: 100vh;
    flex-direction: column;
    background: var(--bg-primary);
}
.view.active { display: flex; }

/* ─── View Header ─────────────────────────────────────────── */
.view-header {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
    gap: 12px;
    min-height: 56px;
}
.view-logo {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}
.view-title {
    font-size: 18px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.view-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}
.back-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    transition: all 0.2s;
    flex-shrink: 0;
}
.back-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.icon-btn {
    background: none; border: none; color: var(--text-secondary);
    cursor: pointer; padding: 8px; border-radius: 8px;
    transition: all 0.2s; display: flex; align-items: center;
}
.icon-btn:hover { background: var(--bg-hover); color: var(--text-primary); }

/* User info bar */
.user-info-bar {
    display: flex;
    gap: 16px;
    padding: 6px 20px;
    font-size: 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
}
.balance { color: var(--success); font-weight: 600; }
.expiry { color: var(--text-secondary); }

/* Search box */
.search-box { position: relative; display: flex; align-items: center; }
.search-box-wide { width: 280px; }
.search-icon { position: absolute; left: 10px; color: var(--text-muted); pointer-events: none; }
#channel-search, #global-search {
    width: 100%;
    padding: 8px 32px 8px 34px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color 0.2s;
}
#channel-search:focus, #global-search:focus { border-color: var(--accent); }
#channel-search::placeholder, #global-search::placeholder { color: var(--text-muted); }
.search-clear {
    position: absolute; right: 6px;
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; font-size: 18px; padding: 4px 6px;
    border-radius: 4px; line-height: 1;
}
.search-clear:hover { color: var(--text-primary); background: var(--bg-hover); }
.search-clear.hidden { display: none; }

/* ─── Category Grid ───────────────────────────────────────── */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    padding: 20px;
    overflow-y: auto;
    flex: 1;
    align-content: start;
}
.category-card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 14px;
    padding: 24px 16px 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.category-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(74, 158, 255, 0.15);
}
.category-card.nav-focus {
    border-color: var(--accent);
    background: var(--bg-hover);
    box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.3), 0 8px 24px rgba(74, 158, 255, 0.15);
    transform: translateY(-2px);
}
.category-card-icon {
    width: 40px;
    height: 40px;
    color: var(--accent);
    opacity: 0.7;
}
.category-card-icon svg { width: 100%; height: 100%; }
.category-card-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}
.category-card-count {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ─── Channel List (full width) ───────────────────────────── */
.channel-list-full {
    flex: 1;
    overflow-y: auto;
    padding: 4px 0;
}
.channel-list-full::-webkit-scrollbar { width: 4px; }
.channel-list-full::-webkit-scrollbar-track { background: transparent; }
.channel-list-full::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.channel-item {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    cursor: pointer;
    transition: background 0.15s;
    gap: 12px;
    border-left: 3px solid transparent;
}
.channel-item:hover {
    background: var(--bg-hover);
}
.channel-item.nav-focus {
    background: var(--bg-hover);
    border-left-color: var(--accent);
    box-shadow: inset 4px 0 0 0 var(--accent);
}
.channel-item.active {
    background: var(--bg-active);
    border-left-color: var(--accent);
}
.channel-item-number {
    width: 32px;
    text-align: right;
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
    flex-shrink: 0;
}
.channel-item-logo {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    background: var(--bg-card);
    flex-shrink: 0;
    object-fit: contain;
}
.channel-item-logo-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
}
.channel-item-text { overflow: hidden; min-width: 0; flex: 1; }
.channel-item-name {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.channel-item-name mark {
    background: rgba(74, 158, 255, 0.3);
    color: var(--text-primary);
    padding: 0 2px;
    border-radius: 2px;
}
.channel-item-group {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.channel-item-epg {
    font-size: 11px;
    color: var(--accent);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 1px;
    opacity: 0.8;
}
.channel-count {
    padding: 8px 20px;
    font-size: 11px;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    text-align: center;
    flex-shrink: 0;
}

/* ─── Video Area ──────────────────────────────────────────── */
.video-area {
    flex: 1;
    position: relative;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.video-js {
    width: 100% !important;
    height: 100% !important;
    position: absolute !important;
    top: 0; left: 0;
}
.vjs-poster { background-color: #000; }

/* No channel placeholder */
.no-channel { text-align: center; color: var(--text-muted); }
.no-channel-icon { margin-bottom: 16px; opacity: 0.5; }
.no-channel-text { font-size: 20px; margin-bottom: 8px; color: var(--text-secondary); }
.no-channel-hint { font-size: 14px; color: var(--text-muted); }

/* Channel info overlay */
.channel-info-overlay {
    position: absolute;
    bottom: 80px;
    left: 20px;
    background: var(--overlay-bg);
    padding: 14px 20px;
    border-radius: 12px;
    z-index: 5;
    animation: fadeInUp 0.3s ease;
    max-width: 60%;
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 16px;
}
.channel-info-overlay.hidden { display: none; }
.channel-info-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    min-width: 40px;
    text-align: center;
}
.channel-info-details { overflow: hidden; }
.channel-info-name { font-size: 18px; font-weight: 600; }
.channel-info-group { font-size: 13px; color: var(--text-secondary); margin-top: 2px; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Seek Overlay ───────────────────────────────────────── */
.seek-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    color: #fff;
    font-size: 32px;
    font-weight: 700;
    padding: 16px 32px;
    border-radius: 12px;
    z-index: 8;
    pointer-events: none;
    opacity: 1;
    transition: opacity 0.3s ease;
}
.seek-overlay.hidden { display: none; }
.seek-overlay.fade-out { opacity: 0; }

@media (min-width: 1920px) {
    .seek-overlay { font-size: 42px; padding: 20px 40px; }
}

/* ─── Mini Channel List (right overlay during CH switch) ──── */
.mini-channel-list {
    position: absolute;
    top: 50%;
    right: 20px;
    transform: translateY(-50%) translateX(20px);
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 8px 0;
    min-width: 260px;
    max-width: 320px;
    z-index: 6;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
}
.mini-channel-list.visible {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}
.mini-ch {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 16px;
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
}
.mini-ch-active {
    color: #fff;
    background: rgba(74, 158, 255, 0.2);
    border-left: 3px solid var(--accent);
    font-weight: 600;
}
.mini-ch-num {
    font-size: 11px;
    min-width: 28px;
    text-align: right;
    color: var(--text-muted);
}
.mini-ch-active .mini-ch-num { color: var(--accent); }
.mini-ch-name {
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ─── Modal ───────────────────────────────────────────────── */
.modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    backdrop-filter: blur(4px);
}
.modal.hidden { display: none; }
.modal-content {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 28px;
    min-width: 360px;
    max-width: 500px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.modal-header h2 { font-size: 18px; font-weight: 600; }
.modal-close {
    background: none; border: none; color: var(--text-muted);
    font-size: 24px; cursor: pointer; padding: 4px 8px;
    border-radius: 6px; line-height: 1;
}
.modal-close:hover { background: var(--bg-hover); color: var(--text-primary); }
.modal-content .info-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.modal-content .info-row:last-of-type { border-bottom: none; }
.modal-content .info-label { color: var(--text-secondary); }
.modal-content .info-value { font-weight: 500; }
.modal-content .info-value.status-active { color: var(--success); }

/* ─── Loading State ───────────────────────────────────────── */
.loading-channels {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    gap: 16px;
    grid-column: 1 / -1; /* span full grid */
}
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(74, 158, 255, 0.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: 15px; text-align: center; }

/* ─── Nav Focus (generic) ─────────────────────────────────── */
.nav-focus {
    outline: none;
}

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        padding: 12px;
    }
    .category-card { padding: 16px 12px 14px; }
    .category-card-icon { width: 32px; height: 32px; }
    .category-card-name { font-size: 13px; }
    .search-box-wide { width: 180px; }
    .login-container { padding: 32px 24px; }
    .view-header { padding: 10px 12px; }
    .channel-item { padding: 8px 12px; gap: 8px; }
    .mini-channel-list { right: 10px; min-width: 200px; }
}

@media (max-width: 480px) {
    .category-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 10px; }
    .category-card { padding: 14px 10px 12px; }
    .category-card-icon { width: 28px; height: 28px; }
    .category-card-name { font-size: 12px; }
    .search-box-wide { width: 140px; }
}

/* TV-mode: larger text */
@media (min-width: 1920px) {
    .category-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        padding: 30px;
    }
    .category-card { padding: 32px 20px 28px; }
    .category-card-icon { width: 48px; height: 48px; }
    .category-card-name { font-size: 18px; }
    .category-card-count { font-size: 15px; }
    .channel-item { padding: 14px 24px; }
    .channel-item-name { font-size: 16px; }
    .channel-item-group { font-size: 14px; }
    .channel-item-logo { width: 44px; height: 44px; }
}