/* =============================================================================
   Portal Page – Admin Panel CSS (Phase 3)
   ============================================================================= */

/* ---- Admin toggle button in header ---------------------------------------- */
.admin-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: var(--shadow);
}

.admin-toggle-btn:hover {
    background: var(--background-color);
    border-color: var(--text-light);
    color: var(--hover-color);
}

/* ---- Slide-out panel ------------------------------------------------------- */
.admin-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(480px, 92vw);
    background: var(--card-background);
    border-left: 1px solid var(--border-color);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    animation: slideIn 0.25s ease-out;
    overflow: hidden;
}

@keyframes slideIn {
    from { transform: translateX(100%); }
    to   { transform: translateX(0);    }
}

body.admin-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 9999;
}

/* ---- Header ---------------------------------------------------------------- */
.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.admin-title {
    font-size: 1.1rem;
    font-weight: 700;
}

.admin-close {
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--text-light);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}

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

/* ---- Tabs ------------------------------------------------------------------ */
.admin-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    padding: 0 12px;
    flex-shrink: 0;
    overflow-x: auto;
}

.admin-tab-btn {
    padding: 10px 14px;
    border: none;
    background: none;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: all 0.15s;
}

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

.admin-tab-btn.active {
    color: var(--hover-color);
    border-bottom-color: var(--hover-color);
}

/* ---- Body ------------------------------------------------------------------ */
.admin-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
}

.admin-tab-content.hidden {
    display: none;
}

.admin-section {
    margin-bottom: 24px;
}

.admin-section h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: var(--text-light);
    margin-bottom: 10px;
    font-weight: 600;
}

.admin-empty {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-light);
}

.admin-empty p {
    margin-bottom: 8px;
}

.admin-hint {
    font-size: 0.82rem;
    color: var(--text-light);
    opacity: 0.8;
}

.admin-hint code {
    background: var(--background-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* ---- Stat grid ------------------------------------------------------------- */
.admin-stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.admin-stat {
    background: var(--background-color);
    border-radius: 8px;
    padding: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.admin-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.admin-stat-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--text-light);
    font-weight: 600;
}

/* ---- Mini bar chart -------------------------------------------------------- */
.admin-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 80px;
    margin-top: 12px;
    padding: 0 4px;
}

.admin-bar-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    justify-content: flex-end;
}

.admin-bar {
    width: 100%;
    min-height: 4px;
    background: var(--hover-color);
    border-radius: 3px 3px 0 0;
    transition: height 0.3s ease;
}

.admin-bar-label {
    font-size: 0.65rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* ---- Table ----------------------------------------------------------------- */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.admin-table th {
    text-align: left;
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    padding: 6px 8px;
    border-bottom: 1px solid var(--border-color);
}

.admin-table td {
    padding: 8px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

.admin-table tr:last-child td {
    border-bottom: none;
}

/* ---- Badges ---------------------------------------------------------------- */
.admin-badge-ok {
    display: inline-block;
    background: #c6f6d5;
    color: #22543d;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.admin-badge-err {
    display: inline-block;
    background: #fed7d7;
    color: #9b2c2c;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.admin-badge-warn {
    display: inline-block;
    background: #fefcbf;
    color: #744210;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 4px;
}

[data-theme="dark"] .admin-badge-ok  { background: #22543d; color: #c6f6d5; }
[data-theme="dark"] .admin-badge-err { background: #742a2a; color: #fed7d7; }
[data-theme="dark"] .admin-badge-warn { background: #744210; color: #fefcbf; }

/* ---- Tags ------------------------------------------------------------------ */
.admin-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.admin-tag {
    background: var(--background-color);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    color: var(--text-color);
}

.admin-tag small {
    color: var(--text-light);
}

/* ---- Config viewer --------------------------------------------------------- */
.admin-config-pre {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 14px;
    font-size: 0.78rem;
    font-family: 'Consolas', 'Monaco', monospace;
    overflow-x: auto;
    max-height: 320px;
    overflow-y: auto;
    line-height: 1.5;
    color: var(--text-color);
    white-space: pre-wrap;
    word-break: break-word;
}

/* ---- Buttons --------------------------------------------------------------- */
.admin-btn {
    padding: 8px 16px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--background-color);
    color: var(--text-color);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
}

.admin-btn:hover {
    border-color: var(--hover-color);
    color: var(--hover-color);
}

.admin-btn-danger {
    border-color: #e53e3e;
    color: #e53e3e;
}

.admin-btn-danger:hover {
    background: #e53e3e;
    color: #fff;
}

.admin-btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ---- Responsive ------------------------------------------------------------ */
@media (max-width: 480px) {
    .admin-panel {
        width: 100vw;
    }
    .admin-tab-btn {
        padding: 8px 10px;
        font-size: 0.75rem;
    }
    .admin-stat-value {
        font-size: 1.2rem;
    }
}