/* ==========================================================================
   Word Rogue - Responsive Admin Dashboard Styles
   ========================================================================== */

:root {
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.75);
    --bg-glass: rgba(31, 41, 55, 0.65);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(99, 102, 241, 0.4);
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    
    --accent-indigo: #6366f1;
    --accent-indigo-glow: rgba(99, 102, 241, 0.25);
    --accent-emerald: #10b981;
    --accent-emerald-glow: rgba(16, 185, 129, 0.2);
    --accent-amber: #f59e0b;
    --accent-rose: #ef4444;
    --accent-cyan: #06b6d4;

    --sidebar-width: 260px;
    --header-height: 70px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-main);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Background Atmosphere */
.bg-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    background: 
        radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 85% 85%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.05) 0%, transparent 60%);
}

/* App Shell */
.admin-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */
.admin-sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: var(--transition);
    backdrop-filter: blur(12px);
}

.sidebar-brand {
    height: var(--header-height);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 24px;
    border-bottom: 1px solid var(--border-color);
}

.brand-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--accent-indigo), #a855f7);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 0 15px var(--accent-indigo-glow);
}

.brand-text h1 {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #fff;
}

.brand-text span {
    font-size: 0.75rem;
    color: var(--accent-indigo);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    overflow-y: auto;
}

.nav-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-dim);
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 12px 12px 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

.nav-item:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.04);
}

.nav-item.active {
    color: #fff;
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.2), rgba(99, 102, 241, 0.05));
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.15);
}

.nav-item svg {
    width: 18px;
    height: 18px;
    stroke-width: 2;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-profile-pill {
    display: flex;
    align-items: center;
    gap: 10px;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, var(--accent-indigo));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: #fff;
}

.profile-info .name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
}

.profile-info .role {
    font-size: 0.72rem;
    color: var(--accent-emerald);
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-icon:hover {
    color: var(--accent-rose);
    background: rgba(239, 68, 68, 0.1);
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */
.admin-main {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.admin-header {
    height: var(--header-height);
    background: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.page-title h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.btn-game-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-game-link:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.content-container {
    padding: 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Tabs */
.tab-pane {
    display: none;
    flex-direction: column;
    gap: 24px;
    animation: fadeIn 0.25s ease;
}

.tab-pane.active {
    display: flex;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Metric Cards (Dashboard Overview)
   ========================================================================== */
.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 22px;
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.metric-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-hover);
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient, linear-gradient(90deg, var(--accent-indigo), var(--accent-cyan)));
}

.metric-card.indigo { --accent-gradient: linear-gradient(90deg, #6366f1, #818cf8); }
.metric-card.emerald { --accent-gradient: linear-gradient(90deg, #10b981, #34d399); }
.metric-card.amber { --accent-gradient: linear-gradient(90deg, #f59e0b, #fbbf24); }
.metric-card.rose { --accent-gradient: linear-gradient(90deg, #ef4444, #f87171); }
.metric-card.cyan { --accent-gradient: linear-gradient(90deg, #06b6d4, #38bdf8); }

.metric-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.metric-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.metric-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
}

.metric-value {
    font-size: 1.85rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.02em;
}

.metric-sub {
    font-size: 0.78rem;
    color: var(--text-dim);
    margin-top: 4px;
}

/* ==========================================================================
   Glass Cards & Data Tables
   ========================================================================== */
.card-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.card-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}

.card-header-row h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.search-input {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: #fff;
    padding: 8px 14px;
    font-size: 0.88rem;
    outline: none;
    transition: var(--transition);
    min-width: 220px;
}

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

.select-input {
    background: #1f2937;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: #fff;
    padding: 8px 12px;
    font-size: 0.88rem;
    outline: none;
    cursor: pointer;
}

/* Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-indigo), #4f46e5);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    padding: 9px 16px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    box-shadow: 0 4px 12px var(--accent-indigo-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 14px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.14);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-rose);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-sm);
    padding: 5px 10px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-danger:hover {
    background: var(--accent-rose);
    color: #fff;
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.88rem;
}

.data-table th {
    background: rgba(0, 0, 0, 0.4);
    color: var(--text-muted);
    font-weight: 600;
    padding: 12px 16px;
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    vertical-align: middle;
}

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

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

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-admin {
    background: rgba(99, 102, 241, 0.2);
    color: #818cf8;
    border: 1px solid rgba(99, 102, 241, 0.4);
}

.badge-user {
    background: rgba(156, 163, 175, 0.15);
    color: #9ca3af;
    border: 1px solid rgba(156, 163, 175, 0.3);
}

.badge-active {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-banned {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-tier {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Actions Cell */
.actions-cell {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(6px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

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

.modal-card {
    background: #131b2e;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    padding: 28px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
}

.form-control {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-size: 0.9rem;
    color: #fff;
    outline: none;
    transition: var(--transition);
}

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

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 8px;
}

/* ==========================================================================
   Admin Auth Lock Screen
   ========================================================================== */
.admin-lock-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.lock-card {
    background: #111827;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 420px;
    padding: 36px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    gap: 22px;
    text-align: center;
}

.lock-card .brand-icon {
    margin: 0 auto;
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
}

.lock-card h2 {
    font-size: 1.45rem;
    font-weight: 700;
    color: #fff;
}

.lock-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.alert-box {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    display: none;
    text-align: left;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 900px) {
    :root {
        --sidebar-width: 240px;
    }

    .admin-sidebar {
        transform: translateX(-100%);
    }

    .admin-sidebar.open {
        transform: translateX(0);
        box-shadow: 20px 0 40px rgba(0, 0, 0, 0.8);
    }

    .admin-main {
        margin-left: 0;
    }

    .mobile-toggle {
        display: block;
    }

    .content-container {
        padding: 20px;
    }

    .admin-header {
        padding: 0 20px;
    }
}

@media (max-width: 600px) {
    .metric-grid {
        grid-template-columns: 1fr;
    }

    .card-header-row {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-input {
        min-width: unset;
        width: 100%;
    }
}