@import url('https://fonts.googleapis.com/css2?family=Work+Sans:wght@400;500;600;700&display=swap');

:root {
    --bg: #000000;
    --bg-card: #111111;
    --bg-input: #1a1a1a;
    --text: #ffffff;
    --text-muted: #888888;
    --accent: #d71920;
    --accent-hover: #e53a3f;
    --accent-glow: rgba(215, 25, 32, 0.25);
    --accent-orange: #ff9500;
    --success: #22c55e;
    --danger: #ef4444;
    --border: #262626;
    --border-glass: rgba(255, 255, 255, 0.08);
    --radius: 10px;
    --radius-sm: 8px;
    --font: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    --gradient-brand: linear-gradient(256deg, #000 1.3%, #d71920 49%, #ff9500 97%);
}

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

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* --- Brand Gradient Bar --- */
.brand-bar {
    height: 3px;
    background: var(--gradient-brand);
}

/* --- Co-branding Header --- */
.cobrand-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    padding: 40px 24px 20px;
}

.cobrand-header img {
    height: 44px;
    object-fit: contain;
}

.cobrand-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
    flex-shrink: 0;
}

/* --- Layout --- */
.page-container {
    max-width: 520px;
    margin: 0 auto;
    padding: 0 24px 48px;
}

.page-container.admin-wide {
    max-width: 960px;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    text-align: center;
    margin-bottom: 8px;
    line-height: 1.25;
}

.page-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
    margin-bottom: 32px;
}

/* --- Cards (glass-border style) --- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 28px;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    padding: 1px;
    background: linear-gradient(155deg, rgba(255,255,255,0.12) 0%, transparent 40%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.card-title {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 20px;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--accent);
    margin-left: 2px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder {
    color: var(--text-muted);
    opacity: 0.5;
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' fill='none' stroke-width='2'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 30px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s, color 0.2s;
    text-decoration: none;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    width: 100%;
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: #fff;
    color: #000;
    box-shadow: 0 0 24px var(--accent-glow);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--text-muted);
    background: var(--bg-input);
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* --- Flash Messages --- */
.flash {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
}

.flash-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--danger);
}

.flash-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: var(--success);
}

/* --- Success Page --- */
.credential-box {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 16px;
}

.credential-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
}

.credential-row:not(:last-child) {
    border-bottom: 1px solid var(--border);
}

.credential-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.credential-value {
    font-family: var(--font-mono);
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-orange);
    user-select: all;
}

.success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: rgba(34, 197, 94, 0.1);
    border: 2px solid rgba(34, 197, 94, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--success);
}

.success-note {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.6;
    margin-top: 16px;
}

/* --- Admin Table --- */
.table-wrap {
    overflow-x: auto;
    margin-top: 16px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.admin-table th {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
}

.admin-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.admin-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.admin-table .mono {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
}

/* --- Admin Stats --- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
    position: relative;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent);
}

.stat-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

/* --- Admin Field Editor --- */
.field-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.field-row .form-input {
    flex: 1;
    min-width: 100px;
    padding: 10px 12px;
    font-size: 13px;
}

.field-row select.form-input {
    flex: 0 0 120px;
}

.field-row .btn-remove {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--danger);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.2s;
}

.field-row .btn-remove:hover {
    border-color: var(--danger);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    white-space: nowrap;
}

.checkbox-label input[type="checkbox"] {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
}

/* --- Tabs --- */
.admin-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.admin-tab {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.2s, border-color 0.2s;
}

.admin-tab:hover {
    color: var(--text);
}

.admin-tab.active {
    color: var(--text);
    border-bottom-color: var(--accent);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* --- Upload Area --- */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.upload-area:hover {
    border-color: var(--accent);
    background: rgba(215, 25, 32, 0.03);
}

.upload-area input[type="file"] {
    display: none;
}

.upload-icon {
    font-size: 32px;
    margin-bottom: 8px;
    opacity: 0.5;
}

.upload-text {
    font-size: 14px;
    color: var(--text-muted);
}

.upload-text strong {
    color: var(--accent);
}

/* --- Nav --- */
.admin-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.admin-nav-title {
    font-size: 20px;
    font-weight: 700;
}

.admin-nav-links {
    display: flex;
    gap: 16px;
    align-items: center;
}

.admin-nav-links a {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.admin-nav-links a:hover {
    color: var(--text);
}

/* --- Modal --- */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 100;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal-box {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 420px;
    width: 90%;
}

.modal-box h3 {
    font-size: 17px;
    margin-bottom: 12px;
}

.modal-box p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.5;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* --- Code styling --- */
code {
    font-family: var(--font-mono);
    font-size: 13px;
    background: var(--bg-input);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--accent-orange);
}

/* --- Responsive --- */
@media (max-width: 600px) {
    .cobrand-header {
        gap: 16px;
        padding: 28px 16px 14px;
    }
    .cobrand-header img {
        height: 32px;
    }
    .page-container {
        padding: 0 16px 32px;
    }
    .page-title {
        font-size: 1.5rem;
    }
    .card {
        padding: 20px;
    }
    .field-row {
        flex-direction: column;
        align-items: stretch;
    }
    .field-row select.form-input {
        flex: 1;
    }
    .stats-row {
        grid-template-columns: 1fr 1fr;
    }
    .admin-nav {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    .admin-nav-links {
        flex-wrap: wrap;
        gap: 12px;
    }
}