.admin-view {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--bg-app);
    z-index: 500;
    display: flex;
    overflow: hidden;
}

.admin-sidebar {
    width: 260px;
    background-color: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.admin-sidebar-header {
    height: var(--header-height);
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border);
}

.admin-nav {
    flex: 1;
    padding: 16px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
}

.admin-nav-item:hover {
    background-color: var(--surface-hover);
    color: var(--text-primary);
}

.admin-nav-item.active {
    background-color: var(--primary-subtle);
    color: var(--primary);
    font-weight: 700;
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background-color: var(--bg-app);
}

.admin-topbar {
    height: var(--header-height);
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-content-area {
    padding: 24px;
    flex: 1;
}

/* Metric Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.metric-card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.metric-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-val {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 6px 0 2px;
}

/* Admin Tables */
.admin-card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: 24px;
}

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

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.85rem;
}

.admin-table th {
    background-color: var(--surface-secondary);
    padding: 12px 16px;
    font-weight: 700;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.admin-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    vertical-align: middle;
}

.admin-table tr:hover td {
    background-color: var(--surface-hover);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
}

.badge-success { background-color: #dcfce7; color: #15803d; }
.badge-warning { background-color: #fef9c3; color: #a16207; }
.badge-danger { background-color: #fee2e2; color: #b91c1c; }
.badge-primary { background-color: var(--primary-subtle); color: var(--primary); }

.action-btn-sm {
    padding: 4px 10px;
    font-size: 0.78rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background-color: var(--surface);
    color: var(--text-primary);
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.15s ease;
}
.action-btn-sm:hover {
    background-color: var(--surface-active);
}

.form-input, .form-select {
    font-family: inherit;
    font-size: 0.88rem;
    color: var(--text-primary);
    background-color: var(--surface);
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 8px 16px;
    font-weight: 600;
    font-family: inherit;
    font-size: 0.88rem;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: background-color 0.15s ease, transform 0.1s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.btn-primary:hover {
    background-color: var(--primary-hover);
}
.btn-primary:active {
    transform: scale(0.99);
}

.btn-secondary {
    background-color: var(--surface);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 16px;
    font-weight: 600;
    font-family: inherit;
    font-size: 0.88rem;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.btn-secondary:hover {
    background-color: var(--surface-hover);
    border-color: var(--border);
}
.btn-secondary:active {
    transform: scale(0.99);
}

.admin-mobile-header-actions {
    display: none;
}

/* Admin Mobile Responsive */
@media (max-width: 768px) {
    .admin-view {
        flex-direction: column;
        width: 100vw;
        height: 100vh;
        height: 100dvh;
        overflow: hidden;
    }
    .admin-sidebar {
        width: 100%;
        max-height: none;
        overflow: visible;
        flex-direction: column;
        background: var(--surface);
        border-right: none;
        border-bottom: 1px solid var(--border);
        flex-shrink: 0;
    }
    .admin-sidebar:focus-within,
    .admin-sidebar:hover {
        max-height: none;
        flex-direction: column;
    }
    .admin-sidebar-header {
        height: 52px;
        min-height: 52px;
        padding: 0 12px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .admin-mobile-header-actions {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .admin-header-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 5px;
        height: 32px;
        padding: 0 10px;
        border-radius: 8px;
        font-size: 0.78rem;
        font-weight: 700;
        cursor: pointer;
        border: 1px solid var(--border);
        background-color: var(--surface-secondary);
        color: var(--text-primary);
        transition: all 0.15s ease;
        text-decoration: none;
        -webkit-tap-highlight-color: transparent;
    }
    .admin-header-btn:hover {
        background-color: var(--surface-hover);
        border-color: var(--border-hover);
    }
    .admin-header-btn:active {
        transform: scale(0.96);
    }
    .admin-header-exit-btn {
        background-color: var(--surface);
        color: var(--text-primary);
        border: 1px solid var(--border);
    }
    .admin-header-logout-btn {
        width: 32px;
        padding: 0;
        color: #ef4444;
        background-color: rgba(239, 68, 68, 0.08);
        border: 1px solid rgba(239, 68, 68, 0.22);
    }
    .admin-header-logout-btn:hover {
        background-color: rgba(239, 68, 68, 0.16);
        color: #dc2626;
    }
    .admin-nav {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        padding: 8px 10px 10px;
        gap: 6px;
        overflow: visible;
        border-top: 1px solid var(--border-subtle);
    }
    .admin-nav-item {
        white-space: nowrap;
        padding: 6px 10px;
        font-size: 0.76rem;
        font-weight: 600;
        border-radius: 18px;
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        gap: 4px;
        background-color: var(--surface-secondary);
        border: 1px solid var(--border-subtle);
    }
    .admin-nav-item.active {
        background-color: var(--primary);
        color: #ffffff;
        border-color: var(--primary);
    }
    .admin-sidebar-footer {
        display: none !important;
    }
    .admin-topbar {
        display: none;
    }
    .admin-content-area {
        padding: 12px;
        flex: 1;
        overflow-y: auto;
    }
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}