/* Tech Empire Admin — shared Apple Liquid Glass shell */

.admin-page {
    background: linear-gradient(165deg, #f5f5f7 0%, #ebebef 45%, #f7f7f9 100%);
    min-height: 100vh;
}

.admin-page::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.admin-layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-right: 1px solid rgba(0, 0, 0, 0.06);
    padding: 1.75rem 1.25rem;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 100;
}

.admin-sidebar-logo {
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    margin-bottom: 2.5rem;
    padding: 0 0.5rem;
}

.admin-nav {
    list-style: none;
    flex: 1;
}

.admin-nav-item {
    margin-bottom: 0.25rem;
}

.admin-nav-item a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.88rem;
    border-radius: 12px;
    transition: all 0.2s ease;
}

.admin-nav-item a:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--primary-black);
}

.admin-nav-item a.active {
    background: var(--primary-black);
    color: var(--primary-white);
}

.admin-sidebar-footer {
    padding: 1rem 0.5rem 0;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.admin-sidebar-footer a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
}

.admin-main {
    padding: 2rem 2.5rem 3rem;
    min-width: 0;
}

.admin-page-header {
    margin-bottom: 1.75rem;
}

.admin-page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.35rem;
}

.admin-page-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.admin-stat-card {
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    padding: 1.25rem 1.35rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.admin-stat-card h4 {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.admin-stat-card .value {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.admin-stat-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.35rem;
}

.admin-panel {
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 24px;
    padding: 1.25rem 1.5rem 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
}

.admin-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.admin-search-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 360px;
}

.admin-search-wrap input {
    width: 100%;
    padding: 0.65rem 1rem 0.65rem 2.35rem;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 999px;
    font-size: 0.88rem;
    font-family: inherit;
    background: rgba(0, 0, 0, 0.03);
}

.admin-search-wrap input:focus {
    outline: none;
    border-color: rgba(0, 0, 0, 0.15);
    background: rgba(0, 0, 0, 0.05);
}

.admin-search-wrap i {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    color: var(--text-muted);
    pointer-events: none;
}

.admin-select {
    padding: 0.55rem 1rem;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    font-family: inherit;
    background: rgba(0, 0, 0, 0.03);
    cursor: pointer;
}

.admin-table-wrap .table tbody tr:hover {
    background: rgba(0, 0, 0, 0.02);
}

.admin-toast {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(-120px);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--primary-black);
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.88rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    z-index: 10000;
    transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    pointer-events: none;
}

.admin-toast.show {
    transform: translateX(-50%) translateY(0);
}

.admin-toast-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #e6f4ea;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1e8e3e;
}

.admin-toast.is-error .admin-toast-icon {
    background: #fce8e6;
    color: #c5221f;
}

.admin-quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}

.admin-quick-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 1rem 1.1rem;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    text-decoration: none;
    color: var(--primary-black);
    font-weight: 600;
    font-size: 0.88rem;
    transition: transform 0.15s, box-shadow 0.2s;
}

.admin-quick-link:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.admin-quick-link i {
    width: 18px;
    color: var(--text-muted);
}

.status-badge {
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
}

.status-paid {
    background: #e6f4ea;
    color: #1e7e34;
}

.status-pending {
    background: #fff4e5;
    color: #b7791f;
}

@media (max-width: 900px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: relative;
        height: auto;
    }

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

@media (max-width: 480px) {
    .admin-stats {
        grid-template-columns: 1fr;
    }

    .admin-main {
        padding: 1.25rem 1rem 2rem;
    }
}