/* Zeus Admin — Light / Dark theme */
:root,
[data-theme="dark"] {
    --admin-bg: #030712;
    --admin-bg-soft: #0f172a;
    --admin-surface: rgba(255, 255, 255, 0.04);
    --admin-surface-hover: rgba(255, 255, 255, 0.07);
    --admin-sidebar: rgba(15, 23, 42, 0.97);
    --admin-card: rgba(255, 255, 255, 0.04);
    --admin-text: #f1f5f9;
    --admin-text-strong: #ffffff;
    --admin-text-muted: #94a3b8;
    --admin-text-faint: #64748b;
    --admin-border: rgba(255, 255, 255, 0.1);
    --admin-border-soft: rgba(255, 255, 255, 0.06);
    --admin-input-bg: rgba(255, 255, 255, 0.05);
    --admin-input-text: #f1f5f9;
    --admin-accent: #22d3ee;
    --admin-accent-bg: rgba(34, 211, 238, 0.12);
    --admin-accent-border: rgba(34, 211, 238, 0.35);
    --admin-danger-bg: rgba(239, 68, 68, 0.15);
    --admin-danger-text: #f87171;
    --admin-ghost-bg: rgba(255, 255, 255, 0.06);
    --admin-ghost-text: #cbd5e1;
    --admin-modal-bg: #0f172a;
    --admin-modal-overlay: rgba(0, 0, 0, 0.7);
    --admin-thumb-bg: #1e293b;
    --admin-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    --admin-login-card: rgba(255, 255, 255, 0.04);
    --admin-toggle-bg: #1e293b;
    --admin-error: #f87171;
    --admin-success: #34d399;
}

[data-theme="light"] {
    --admin-bg: #eef2f7;
    --admin-bg-soft: #f8fafc;
    --admin-surface: #ffffff;
    --admin-surface-hover: #f1f5f9;
    --admin-sidebar: #ffffff;
    --admin-card: #ffffff;
    --admin-text: #334155;
    --admin-text-strong: #0f172a;
    --admin-text-muted: #64748b;
    --admin-text-faint: #94a3b8;
    --admin-border: #e2e8f0;
    --admin-border-soft: #f1f5f9;
    --admin-input-bg: #f8fafc;
    --admin-input-text: #0f172a;
    --admin-accent: #0891b2;
    --admin-accent-bg: rgba(8, 145, 178, 0.1);
    --admin-accent-border: rgba(8, 145, 178, 0.25);
    --admin-danger-bg: #fef2f2;
    --admin-danger-text: #dc2626;
    --admin-ghost-bg: #f8fafc;
    --admin-ghost-text: #475569;
    --admin-modal-bg: #ffffff;
    --admin-modal-overlay: rgba(15, 23, 42, 0.45);
    --admin-thumb-bg: #e2e8f0;
    --admin-shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
    --admin-login-card: #ffffff;
    --admin-toggle-bg: #ffffff;
    --admin-error: #dc2626;
    --admin-success: #059669;
}

.admin-body {
    background: var(--admin-bg);
    color: var(--admin-text);
    min-height: 100svh;
    transition: background 0.25s ease, color 0.25s ease;
}

.admin-title { color: var(--admin-text-strong); font-weight: 800; }
.admin-heading { color: var(--admin-text-strong); font-weight: 700; }
.admin-muted { color: var(--admin-text-muted); }
.admin-faint { color: var(--admin-text-faint); }
.admin-item-title { color: var(--admin-text-strong); font-weight: 700; }
.admin-item-meta { color: var(--admin-text-muted); font-size: 0.75rem; }
.admin-empty { color: var(--admin-text-muted); text-align: center; }
.admin-error { color: var(--admin-error); }
.admin-success { color: var(--admin-success); }
.admin-divider { border-color: var(--admin-border); }
.admin-hr { border: none; border-top: 1px solid var(--admin-border); }
.admin-sub-card {
    border: 1px solid var(--admin-border-soft);
    border-radius: 0.5rem;
    padding: 0.75rem;
}

.admin-login {
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
}

.admin-login-card {
    width: 100%;
    max-width: 28rem;
    background: var(--admin-login-card);
    border: 1px solid var(--admin-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--admin-shadow);
}

.admin-theme-fab {
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 70;
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem;
    background: var(--admin-toggle-bg);
    border: 1px solid var(--admin-border);
    color: var(--admin-text-muted);
    transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.admin-theme-fab:hover {
    color: var(--admin-accent);
    border-color: var(--admin-accent-border);
}

.admin-sidebar {
    width: 260px;
    flex-shrink: 0;
    background: var(--admin-sidebar);
    border-left: 1px solid var(--admin-border);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    overflow-y: auto;
    box-shadow: var(--admin-shadow);
    transition: background 0.25s ease, border-color 0.25s ease;
}

.admin-main {
    flex: 1;
    margin-right: 260px;
    padding: 1.5rem;
    max-width: 100%;
}

.admin-nav-btn {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--admin-text-muted);
    text-align: right;
    transition: background 0.2s, color 0.2s;
}

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

.admin-nav-btn.is-active {
    background: var(--admin-accent-bg);
    color: var(--admin-accent);
}

.admin-panel { display: none; }
.admin-panel.is-active { display: block; }

.admin-card {
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: 1rem;
    padding: 1.25rem;
    margin-bottom: 1rem;
    box-shadow: var(--admin-shadow);
    transition: background 0.25s ease, border-color 0.25s ease;
}

.admin-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--admin-text-muted);
    margin-bottom: 0.35rem;
}

.admin-input,
.admin-textarea,
.admin-select {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border-radius: 0.625rem;
    background: var(--admin-input-bg);
    border: 1px solid var(--admin-border);
    color: var(--admin-input-text);
    font-size: 0.875rem;
    transition: border-color 0.2s, background 0.2s;
}

.admin-input:focus,
.admin-textarea:focus,
.admin-select:focus {
    outline: none;
    border-color: var(--admin-accent-border);
    box-shadow: 0 0 0 3px var(--admin-accent-bg);
}

.admin-textarea {
    min-height: 88px;
    resize: vertical;
}

.admin-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.1rem;
    border-radius: 0.625rem;
    font-size: 0.8125rem;
    font-weight: 700;
    transition: opacity 0.2s, transform 0.2s, background 0.2s;
}

.admin-btn:hover { opacity: 0.92; }
.admin-btn:active { transform: scale(0.98); }

.admin-btn--primary {
    background: linear-gradient(to right, #06b6d4, #2563eb);
    color: #000;
}

.admin-btn--danger {
    background: var(--admin-danger-bg);
    color: var(--admin-danger-text);
    border: 1px solid rgba(239, 68, 68, 0.25);
}

.admin-btn--ghost {
    background: var(--admin-ghost-bg);
    color: var(--admin-ghost-text);
    border: 1px solid var(--admin-border);
}

.admin-btn--theme {
    background: var(--admin-ghost-bg);
    color: var(--admin-text-muted);
    border: 1px solid var(--admin-border);
}

.admin-mobile-toggle {
    background: var(--admin-toggle-bg);
    border: 1px solid var(--admin-border);
    color: var(--admin-text-muted);
}

.admin-toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    z-index: 200;
    padding: 0.75rem 1.25rem;
    border-radius: 0.75rem;
    background: #0f766e;
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--admin-shadow);
    transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1);
}

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

.portfolio-admin-item {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    border-radius: 0.75rem;
    background: var(--admin-surface);
    border: 1px solid var(--admin-border-soft);
    margin-bottom: 0.75rem;
    transition: background 0.25s ease;
}

.portfolio-admin-thumb {
    width: 80px;
    height: 48px;
    border-radius: 0.5rem;
    object-fit: cover;
    background: var(--admin-thumb-bg);
}

.user-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    background: var(--admin-accent-bg);
    color: var(--admin-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.admin-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: var(--admin-modal-overlay);
    backdrop-filter: blur(6px);
}

.admin-modal.is-open { display: flex; }

.admin-modal__box {
    width: 100%;
    max-width: 520px;
    max-height: 90svh;
    overflow-y: auto;
    background: var(--admin-modal-bg);
    border: 1px solid var(--admin-border);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--admin-shadow);
}

.admin-modal__close {
    color: var(--admin-text-muted);
    transition: color 0.2s;
}

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

.admin-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.admin-header-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 1023px) {
    .admin-sidebar {
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }

    .admin-sidebar.is-open { transform: translateX(0); }
    .admin-main { margin-right: 0; }
}

@media (max-width: 640px) {
    .admin-grid-2,
    .portfolio-admin-item { grid-template-columns: 1fr; }

    .portfolio-admin-thumb {
        width: 100%;
        height: 120px;
    }
}