/* === vfone Design System === */

:root {
    --color-bg:            #0d0d0d;
    --color-surface:       #1a1a1a;
    --color-surface-2:     #252525;
    --color-border:        #333333;

    --color-accent:        #e60000;
    --color-accent-hover:  #cc0000;

    --color-text-primary:  #f5f5f5;
    --color-text-secondary:#a0a0a0;
    --color-text-muted:    #666666;

    --color-info:          #2563eb;
    --color-success:       #16a34a;
    --color-warning:       #d97706;
    --color-error:         #dc2626;

    --font-ui:   'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

    --radius:    6px;
    --radius-lg: 10px;
}

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

html { font-size: 14px; }

body {
    font-family: var(--font-ui);
    background: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--color-info); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono { font-family: var(--font-mono); }
.text-muted { color: var(--color-text-muted); }

/* === Nav === */
.nav {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-logo {
    height: 28px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
}
.nav-link:hover { color: var(--color-text-primary); text-decoration: none; }

/* === Main === */
.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.25rem;
    border: none;
    border-radius: var(--radius);
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-accent);
    color: white;
}
.btn-primary:hover { background: var(--color-accent-hover); text-decoration: none; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}
.btn-ghost:hover { background: var(--color-surface-2); color: var(--color-text-primary); text-decoration: none; }

.btn-danger {
    background: transparent;
    color: var(--color-error);
    border: 1px solid var(--color-error);
}
.btn-danger:hover { background: var(--color-error); color: white; text-decoration: none; }

.btn-small { padding: 0.3rem 0.75rem; font-size: 0.8rem; }
.btn-full { width: 100%; }

/* === Forms === */
.auth-container {
    max-width: 420px;
    margin: 4rem auto;
}

.auth-container h1 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.form { display: flex; flex-direction: column; gap: 1.25rem; }

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"] {
    padding: 0.7rem 0.9rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-primary);
    font-family: var(--font-ui);
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.form-error {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
    padding: 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
}

.form-success {
    background: rgba(22, 163, 74, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
    padding: 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.2rem;
    accent-color: var(--color-accent);
}

.auth-switch {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* === Checkout === */
.checkout-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
}

.checkout-price {
    margin: 1.5rem 0;
}

.price-amount {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
}

.price-period {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.checkout-features {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
}

.checkout-features li {
    padding: 0.4rem 0;
    color: var(--color-text-secondary);
}

.checkout-features li::before {
    content: '✓ ';
    color: var(--color-success);
    font-weight: 700;
}

/* === Airport Board === */
.board-container { width: 100%; }

.board-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.board-title {
    font-size: 1.5rem;
    font-weight: 600;
}

.board-filters {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.4rem 0.9rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    font-family: var(--font-ui);
    cursor: pointer;
}

.filter-btn.active {
    background: var(--color-surface-2);
    color: var(--color-text-primary);
    border-color: var(--color-text-muted);
}

.board-search {
    padding: 0.4rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-primary);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    width: 180px;
}
.board-search:focus { outline: none; border-color: var(--color-accent); }

.board-timestamp {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    margin-bottom: 0.75rem;
}

/* Board Table (Desktop) */
.board-table {
    width: 100%;
    border-collapse: collapse;
}

.board-table th {
    text-align: left;
    padding: 0.6rem 0.75rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
}

.board-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.board-row {
    cursor: pointer;
    transition: background 0.1s;
}
.board-row:hover { background: var(--color-surface-2); }

.channel-name { font-weight: 500; }

.watch-cta {
    font-size: 0.8rem;
    color: var(--color-accent);
    font-weight: 500;
}

/* Board Cards (Mobile) */
.board-cards { display: none; }

.board-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 0.5rem;
    text-decoration: none;
    color: inherit;
    transition: background 0.1s;
}
.board-card:hover { background: var(--color-surface-2); text-decoration: none; }

.card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.card-channel {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.card-title {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.card-category {
    font-size: 0.8rem;
    margin-top: 0.25rem;
}

/* === Badges === */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.badge-live {
    background: var(--color-accent);
    color: white;
    animation: pulse-live 2s ease-in-out infinite;
}

.badge-soon {
    background: var(--color-warning);
    color: #0d0d0d;
}

.badge-today {
    background: var(--color-surface-2);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.badge-offline {
    background: var(--color-surface-2);
    color: var(--color-text-muted);
}

@keyframes pulse-live {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* === Player === */
.player-container {
    max-width: 960px;
    margin: 0 auto;
}

.player-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.player-video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.player-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.overlay-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-secondary);
}

.player-info {
    padding: 1.5rem 0;
}

.player-channel {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.player-channel h1 {
    font-size: 1.25rem;
    font-weight: 600;
}

.player-slot {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.9rem;
}

/* === Profile === */
.profile-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.profile-section h2 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.8rem;
}

.profile-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.profile-row:last-of-type { border-bottom: none; }

/* === Admin === */
.admin-container { width: 100%; }

.admin-container h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.kpi-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
}

.kpi-value {
    font-size: 1.75rem;
    font-weight: 600;
}

.admin-section {
    margin-bottom: 2rem;
}

.admin-section h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th {
    text-align: left;
    padding: 0.6rem 0.75rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
}

.admin-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

/* === Responsive === */
@media (max-width: 768px) {
    .board-table { display: none; }
    .board-cards { display: block; }

    .board-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .board-filters {
        flex-wrap: wrap;
        width: 100%;
    }

    .board-search { width: 100%; }

    .nav-links { gap: 0.75rem; }

    .main { padding: 1rem; }

    .auth-container { margin: 2rem auto; }

    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}