:root {
    --bg-main: #f8fafc;
    --bg-surface: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --border-card: #e2e8f0;
    --border-subtle: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --accent-blue: #2563eb;
    --accent-blue-light: #eff6ff;
    --accent-blue-border: #bfdbfe;
    --accent-emerald: #16a34a;
    --accent-emerald-light: #f0fdf4;
    --accent-emerald-border: #bbf7d0;
    --accent-amber: #d97706;
    --accent-amber-light: #fefce8;
    --accent-rose: #e11d48;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color-scheme: light;
}

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

body.tv-body {
    background: #f1f5f9;
    background-image: radial-gradient(#cbd5e1 1px, transparent 1px);
    background-size: 24px 24px;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* TV Shell Container */
.tv-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 16px 22px;
    gap: 14px;
    max-width: 1920px;
    margin: 0 auto;
    width: 100%;
}

/* TOP HEADER LIGHT MODE */
.tv-header {
    background: #ffffff;
    border: 1px solid var(--border-card);
    border-radius: 18px;
    padding: 12px 22px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0, 0, 0, 0.05);
}

.tv-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.tv-brand-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(135deg, #0284c7, #2563eb);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.tv-brand-title {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #0f172a;
    line-height: 1.15;
}

.tv-brand-subtitle {
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    color: var(--accent-blue);
    font-weight: 700;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 6px;
}

.tv-live-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #059669;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.tv-pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 8px #10b981;
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1.15); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Clock & Date Header Center */
.tv-clock-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.tv-clock-time {
    font-size: 2.1rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.03em;
    color: #0f172a;
    line-height: 1;
}

.tv-clock-zone {
    font-size: 0.95rem;
    color: var(--accent-blue);
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    padding: 2px 7px;
    border-radius: 6px;
    margin-left: 6px;
    font-weight: 700;
}

.tv-clock-date {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 5px;
    font-weight: 600;
}

/* Header Action Buttons */
.tv-header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tv-btn {
    background: #ffffff;
    border: 1px solid var(--border-card);
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 0.82rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.15s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.tv-btn:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #0f172a;
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.06);
}

.tv-btn-primary {
    background: linear-gradient(135deg, #0284c7, #2563eb);
    border-color: #2563eb;
    color: #fff;
    box-shadow: 0 3px 10px rgba(37, 99, 235, 0.25);
}

.tv-btn-primary:hover {
    background: linear-gradient(135deg, #0369a1, #1d4ed8);
    color: #fff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

/* MAIN CONTENT GRID (TV SCREEN SPLIT) */
.tv-main-grid {
    display: grid;
    grid-template-columns: 4.8fr 7.2fr;
    gap: 16px;
    flex-grow: 1;
}

/* LEFT COLUMN: HERO CURRENT HOUR & STATS */
.tv-col-left {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* Hero Current Card - Light Mode */
.tv-card-hero {
    background: #ffffff;
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 22px 24px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.04);
}

.tv-card-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.tv-card-hero.state-booked {
    border-color: #93c5fd;
    background: linear-gradient(145deg, #ffffff, #f0f7ff);
}
.tv-card-hero.state-booked::before {
    background: linear-gradient(90deg, #38bdf8, #2563eb);
}

.tv-card-hero.state-available {
    border-color: #86efac;
    background: linear-gradient(145deg, #ffffff, #f0fdf4);
}
.tv-card-hero.state-available::before {
    background: linear-gradient(90deg, #10b981, #059669);
}

.tv-card-hero.state-closed {
    border-color: #e2e8f0;
    background: linear-gradient(145deg, #ffffff, #f8fafc);
}
.tv-card-hero.state-closed::before {
    background: linear-gradient(90deg, #94a3b8, #64748b);
}

.tv-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    width: fit-content;
    margin-bottom: 14px;
}

.state-booked .tv-hero-badge {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1d4ed8;
}

.state-available .tv-hero-badge {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #15803d;
}

.state-closed .tv-hero-badge {
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    color: #475569;
}

.tv-hero-title-group {
    margin-bottom: 16px;
}

.tv-hero-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 4px;
}

.tv-hero-status-text {
    font-size: 1.55rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.2;
}

/* Jam Ke Pill & Waktu Slot */
.tv-slot-highlight {
    background: #ffffff;
    border: 1px solid var(--border-card);
    border-radius: 14px;
    padding: 10px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.tv-slot-hour-num {
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f172a;
}

.tv-slot-time-range {
    font-size: 0.92rem;
    font-family: monospace, sans-serif;
    color: var(--accent-blue);
    font-weight: 600;
}

/* Teacher Profile Box in Hero */
.tv-teacher-box {
    background: #ffffff;
    border: 1px solid #bfdbfe;
    border-radius: 14px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.05);
}

.tv-teacher-avatar {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, #0284c7, #2563eb);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.4rem;
    flex-shrink: 0;
    box-shadow: 0 3px 10px rgba(37, 99, 235, 0.2);
}

.tv-teacher-info {
    overflow: hidden;
}

.tv-teacher-role {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-blue);
    font-weight: 700;
    margin-bottom: 2px;
}

.tv-teacher-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: #0f172a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Card Summary & Guru Terjadwal Hari Ini */
.tv-card-summary {
    background: #ffffff;
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 18px 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex-grow: 1;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.04);
}

.tv-summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tv-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tv-stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.tv-stat-pill {
    background: #f8fafc;
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 9px 10px;
    text-align: center;
}

.tv-stat-val {
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1.1;
    color: #0f172a;
}

.tv-stat-lbl {
    font-size: 0.68rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tv-teachers-list-wrap {
    display: flex;
    flex-direction: column;
    gap: 7px;
    overflow-y: auto;
    max-height: 170px;
}

.tv-teacher-chip {
    background: #f8fafc;
    border: 1px solid var(--border-card);
    border-radius: 10px;
    padding: 7px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.84rem;
}

.tv-chip-name {
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 7px;
}

.tv-chip-hours {
    font-size: 0.74rem;
    color: var(--accent-blue);
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    padding: 2px 8px;
    border-radius: 6px;
    font-weight: 600;
}

/* RIGHT COLUMN: JADWAL LENGKAP HARI INI (JAM 1 S.D. 10) */
.tv-col-right {
    display: flex;
    flex-direction: column;
}

.tv-schedule-board {
    background: #ffffff;
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 18px 22px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.04);
}

.tv-board-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-card);
}

.tv-board-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tv-board-badge {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: #f1f5f9;
    border: 1px solid var(--border-card);
    padding: 4px 11px;
    border-radius: 999px;
}

.tv-table-header {
    display: grid;
    grid-template-columns: 70px 140px 1fr 140px;
    gap: 12px;
    padding: 5px 12px;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.tv-slot-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-grow: 1;
}

.tv-slot-row {
    display: grid;
    grid-template-columns: 70px 140px 1fr 140px;
    align-items: center;
    gap: 12px;
    padding: 7px 12px;
    border-radius: 11px;
    background: #f8fafc;
    border: 1px solid var(--border-card);
    transition: all 0.15s ease;
}

/* Status variants for slot rows */
.tv-slot-row.row-active {
    background: #eff6ff;
    border-color: #3b82f6;
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.12);
    transform: scale(1.008);
}

.tv-slot-row.row-past {
    opacity: 0.65;
    background: #f8fafc;
}

.tv-slot-row.row-closed {
    opacity: 0.5;
    background: repeating-linear-gradient(45deg, #f8fafc, #f8fafc 10px, #f1f5f9 10px, #f1f5f9 20px);
}

/* Number badge in left column without repeating 'Jam' */
.tv-row-hour {
    display: flex;
    align-items: center;
    gap: 6px;
}

.tv-hour-badge {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: #ffffff;
    border: 1px solid var(--border-card);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.95rem;
    color: #0f172a;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.tv-slot-row.row-active .tv-hour-badge {
    background: #2563eb;
    border-color: #2563eb;
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.tv-row-time {
    font-size: 0.82rem;
    font-family: monospace, sans-serif;
    color: var(--text-secondary);
    font-weight: 600;
}

.tv-row-teacher {
    font-size: 0.88rem;
    font-weight: 600;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tv-row-teacher.is-empty {
    color: var(--text-muted);
    font-weight: 500;
    font-style: italic;
}

.tv-row-status {
    text-align: right;
}

.tv-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.tv-badge-pill.status-active {
    background: #2563eb;
    color: #ffffff;
    border: 1px solid #1d4ed8;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

.tv-badge-pill.status-booked {
    background: #eff6ff;
    color: #1d4ed8;
    border: 1px solid #bfdbfe;
}

.tv-badge-pill.status-available {
    background: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
}

.tv-badge-pill.status-past {
    background: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.tv-badge-pill.status-closed {
    background: #f1f5f9;
    color: #94a3b8;
    border: 1px solid #e2e8f0;
}

/* FOOTER TV INFO */
.tv-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.76rem;
    color: var(--text-muted);
}

.tv-footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s;
}

.tv-footer a:hover {
    color: var(--accent-blue);
}

/* ======================================================== */
/* PRESERVED STYLES FOR LOGIN */
/* ======================================================== */
.shell {
    max-width: 1120px;
    margin: auto;
    padding: 0 32px;
}
.login-panel {
    max-width: 460px;
    margin: 70px auto;
    background: #ffffff;
    color: #1e293b;
    border: 1px solid #dfe6ed;
    border-radius: 18px;
    padding: 35px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.login-panel h1 {
    font-size: 28px;
    margin-bottom: 12px;
}
.login-panel label {
    display: block;
    margin: 20px 0 8px;
    font-size: 13px;
    font-weight: 600;
}
.login-panel input {
    padding: 10px 12px;
    border: 1px solid #cbd6dd;
    border-radius: 8px;
    width: 100%;
    font: inherit;
}
.login-panel button, .button.primary {
    width: 100%;
    margin-top: 25px;
    padding: 12px 18px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: background 0.15s ease, transform 0.15s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}
.login-panel button:hover, .button.primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}
.eyebrow {
    font-size: 11px;
    letter-spacing: 2px;
    font-weight: 750;
    color: #64748b;
    margin-bottom: 6px;
    text-transform: uppercase;
}
.notice {
    background: #e4f5ed;
    padding: 12px 16px;
    border-radius: 8px;
    color: #166534;
    margin-bottom: 16px;
}
.notice.error, .error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* RESPONSIVE MEDIA QUERIES */
@media (max-width: 1080px) {
    .tv-main-grid {
        grid-template-columns: 1fr;
    }
    .tv-clock-time {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .tv-app {
        padding: 12px;
    }
    .tv-header {
        flex-direction: column;
        gap: 14px;
        text-align: center;
    }
    .tv-brand {
        flex-direction: column;
    }
    .tv-table-header {
        display: none;
    }
    .tv-slot-row {
        grid-template-columns: 50px 1fr auto;
        gap: 8px;
    }
    .tv-row-time {
        display: none;
    }
}