/* ========================================
   ADMIN PANEL — Premium Dark Theme
   SMAN 4 Mataram
   ======================================== */

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

:root {
    --bg-body: #0b0f19;
    --bg-sidebar: #0f1525;
    --bg-card: rgba(15, 23, 42, 0.8);
    --bg-input: rgba(255, 255, 255, 0.05);
    --bg-hover: rgba(255, 255, 255, 0.06);
    --border: rgba(255, 255, 255, 0.08);
    --border-focus: #3b82f6;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-amber: #f59e0b;
    --accent-gold: #FFD700;
    --gradient-blue: linear-gradient(135deg, #3b82f6, #8b5cf6);
    --gradient-green: linear-gradient(135deg, #10b981, #059669);
    --gradient-red: linear-gradient(135deg, #ef4444, #dc2626);
    --gradient-amber: linear-gradient(135deg, #f59e0b, #d97706);
    --gradient-gold: linear-gradient(135deg, #FFD700, #FFA500);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.4);
    --shadow-glow-blue: 0 0 30px rgba(59,130,246,0.15);
    --shadow-glow-green: 0 0 30px rgba(16,185,129,0.15);
    --radius: 14px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --topbar-height: 64px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== LOGIN SCREEN ===== */

.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at 30% 20%, rgba(59,130,246,0.08), transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(139,92,246,0.06), transparent 50%),
                var(--bg-body);
    position: relative;
    overflow: hidden;
}

.login-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.login-particles .lp {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(59,130,246,0.3);
    border-radius: 50%;
    animation: floatUpLogin linear infinite;
}

@keyframes floatUpLogin {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 0.5; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 50%;
    margin-bottom: 16px;
    filter: drop-shadow(0 0 20px rgba(59,130,246,0.3));
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.login-title {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.login-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Form elements */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon-svg {
    position: absolute;
    left: 14px;
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
    z-index: 1;
}

.input-with-icon input,
.config-form input,
.config-form select,
.search-bar input,
.filter-group select {
    width: 100%;
    padding: 12px 14px 12px 42px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
}

.config-form input,
.config-form select {
    padding-left: 14px;
}

.input-with-icon input:focus,
.config-form input:focus,
.search-bar input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
    background: rgba(255,255,255,0.07);
}

.input-with-icon input::placeholder,
.config-form input::placeholder,
.search-bar input::placeholder {
    color: var(--text-muted);
}

.toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    padding: 4px;
    display: flex;
    transition: var(--transition);
}

.toggle-password:hover { color: var(--text-secondary); }
.toggle-password svg { width: 18px; height: 18px; }

.login-error {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius-xs);
    color: #fca5a5;
    font-size: 0.85rem;
    margin-bottom: 16px;
}
.login-error svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--accent-red); }

.login-btn {
    width: 100%;
    padding: 14px;
    background: var(--gradient-blue);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59,130,246,0.35);
}

.login-btn:active { transform: translateY(0); }

.login-btn-loader {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-decoration: none;
    transition: var(--transition);
}
.back-link:hover { color: var(--accent-blue); }
.back-link svg { width: 16px; height: 16px; }

/* ===== DASHBOARD LAYOUT ===== */

.dashboard {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 50;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
    min-height: 72px;
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: contain;
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.brand-name {
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
}

.brand-sub {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}
.sidebar-toggle svg { width: 20px; height: 20px; }

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

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

.nav-item.active {
    background: rgba(59,130,246,0.12);
    color: var(--accent-blue);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 3px;
    background: var(--accent-blue);
    border-radius: 3px;
}

.sidebar-footer {
    padding: 12px 10px;
    border-top: 1px solid var(--border);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 14px;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--accent-red);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}
.logout-btn svg { width: 20px; height: 20px; }
.logout-btn:hover { background: rgba(239,68,68,0.1); }

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--transition);
}

.topbar {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 28px;
    border-bottom: 1px solid var(--border);
    background: rgba(11,15,25,0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: sticky;
    top: 0;
    z-index: 40;
}

.page-title {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.topbar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(59,130,246,0.1);
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: 50px;
    color: var(--accent-blue);
    font-size: 0.8rem;
    font-weight: 600;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    margin-right: 12px;
}
.mobile-menu-btn svg { width: 22px; height: 22px; }

/* ===== PAGES ===== */
.page {
    display: none;
    padding: 28px;
    animation: fadeIn 0.4s ease-out;
}

.page.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 20px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.stat-card.total::after { background: var(--gradient-blue); }
.stat-card.lulus::after { background: var(--gradient-green); }
.stat-card.tidak-lulus::after { background: var(--gradient-red); }
.stat-card.info-card::after { background: var(--gradient-amber); }

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-card.total .stat-icon { background: rgba(59,130,246,0.12); color: var(--accent-blue); }
.stat-card.lulus .stat-icon { background: rgba(16,185,129,0.12); color: var(--accent-green); }
.stat-card.tidak-lulus .stat-icon { background: rgba(239,68,68,0.12); color: var(--accent-red); }
.stat-card.info-card .stat-icon { background: rgba(245,158,11,0.12); color: var(--accent-amber); }

.stat-icon svg { width: 22px; height: 22px; }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
    font-family: 'JetBrains Mono', monospace;
}

.stat-date {
    font-size: 1rem !important;
    letter-spacing: 0 !important;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 4px;
}

.stat-percent {
    position: absolute;
    top: 22px;
    right: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
}

.stat-card.lulus .stat-percent { color: var(--accent-green); }
.stat-card.tidak-lulus .stat-percent { color: var(--accent-red); }

/* Dashboard Sections */
.dashboard-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

/* Progress Bars */
.progress-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.progress-bar-wrapper {
    width: 100%;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.progress-track {
    width: 100%;
    height: 10px;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-fill.lulus { background: var(--gradient-green); }
.progress-fill.tidak-lulus { background: var(--gradient-red); }

/* ===== DATA TABLE ===== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-sm);
}

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

.data-table thead th {
    text-align: left;
    padding: 12px 16px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    background: rgba(255,255,255,0.02);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: var(--bg-hover);
}

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

.loading-cell {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 16px !important;
    font-style: italic;
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.status-badge.lulus {
    background: rgba(16,185,129,0.15);
    color: #34d399;
}

.status-badge.tidak-lulus {
    background: rgba(239,68,68,0.15);
    color: #f87171;
}

.table-info {
    padding: 12px 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Page Controls */
.page-controls {
    display: flex;
    gap: 14px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.search-bar {
    flex: 1;
    min-width: 250px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-bar svg {
    position: absolute;
    left: 14px;
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-bar input {
    padding-left: 42px !important;
}

.filter-group select {
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    min-width: 160px;
}

.filter-group select option {
    background: var(--bg-sidebar);
}

/* ===== CONFIG PAGE ===== */
.config-grid, .security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.config-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.config-card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}

.config-card-title svg {
    width: 20px;
    height: 20px;
    color: var(--accent-blue);
}

.config-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.config-form .form-group {
    margin-bottom: 0;
}

.config-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn svg { width: 18px; height: 18px; }

.btn-primary {
    background: var(--gradient-blue);
    color: white;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59,130,246,0.3);
}

.btn-warning {
    background: var(--gradient-amber);
    color: #1a1a1a;
}
.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245,158,11,0.3);
}

.save-status {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-green);
    animation: fadeIn 0.3s ease;
}

/* Security Info */
.security-info {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.info-row:last-child { border-bottom: none; }

.info-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.info-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 280px;
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.4s ease-out;
    border: 1px solid;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

.toast.success {
    background: rgba(16,185,129,0.12);
    border-color: rgba(16,185,129,0.3);
    color: #6ee7b7;
}

.toast.error {
    background: rgba(239,68,68,0.12);
    border-color: rgba(239,68,68,0.3);
    color: #fca5a5;
}

.toast.info {
    background: rgba(59,130,246,0.12);
    border-color: rgba(59,130,246,0.3);
    color: #93c5fd;
}

/* ===== UTILITIES ===== */
.hidden { display: none !important; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }

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

    .mobile-menu-btn {
        display: block;
    }

    .topbar {
        padding: 0 16px;
    }

    .page {
        padding: 16px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 16px 14px;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .config-grid, .security-grid {
        grid-template-columns: 1fr;
    }

    .page-controls {
        flex-direction: column;
    }
}

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

    .login-card {
        padding: 28px 22px;
    }

    .admin-badge { display: none; }
}

/* Sidebar overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 45;
}

.sidebar-overlay.active {
    display: block;
}

/* ===== ADD STUDENT / DELETE STUDENT ===== */
.page-actions-bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
}

.btn-success {
    background: var(--gradient-green);
    color: white;
}
.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16,185,129,0.3);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}
.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.add-student-card {
    background: var(--bg-card);
    border: 1px solid rgba(16,185,129,0.2);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease-out;
}

.add-student-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
}

.add-student-grid select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
}

.add-student-grid select option {
    background: var(--bg-sidebar);
}

.btn-delete {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius-xs);
    color: #f87171;
    cursor: pointer;
    transition: var(--transition);
}

.btn-delete:hover {
    background: rgba(239,68,68,0.15);
    border-color: rgba(239,68,68,0.4);
    transform: scale(1.1);
}

/* ===== ANNOUNCEMENT SETTINGS ===== */

/* Toggle Switch */
.toggle-switch-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
    flex-shrink: 0;
}

.toggle-switch input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.08);
    border: 1px solid var(--border);
    border-radius: 26px;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 3px;
    top: 2px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
    background: rgba(16,185,129,0.2);
    border-color: rgba(16,185,129,0.4);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(24px);
    background: var(--accent-green);
}

.toggle-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Textarea */
.config-textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    resize: vertical;
    min-height: 80px;
    transition: var(--transition);
    outline: none;
}

.config-textarea:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
    background: rgba(255,255,255,0.07);
}

.config-textarea::placeholder {
    color: var(--text-muted);
}

/* Form Hint */
.form-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 6px;
    line-height: 1.4;
}

/* Quick Links */
.quick-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quick-link-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition);
}

.quick-link-item:hover {
    background: var(--bg-hover);
    border-color: rgba(59,130,246,0.3);
    color: var(--text-primary);
}

.quick-link-item svg {
    color: var(--accent-blue);
    flex-shrink: 0;
}

.quick-link-item div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.quick-link-item strong {
    font-size: 0.88rem;
    color: var(--text-primary);
}

.quick-link-item span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ===== IMPORT EXCEL SECTION ===== */
.btn-info {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
}
.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99,102,241,0.3);
}

.page-actions-bar {
    gap: 10px;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: transparent;
    border: 1px solid rgba(99,102,241,0.4);
    border-radius: var(--radius-sm);
    color: #a5b4fc;
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.btn-outline:hover {
    background: rgba(99,102,241,0.12);
    border-color: rgba(99,102,241,0.6);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
}

.import-section {
    background: var(--bg-card);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease-out;
}

.import-hint {
    font-size: 0.84rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    line-height: 1.5;
}

.import-hint strong {
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed rgba(99,102,241,0.3);
    border-radius: var(--radius);
    padding: 40px 20px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.drop-zone:hover,
.drop-zone.dragover {
    border-color: rgba(99,102,241,0.6);
    background: rgba(99,102,241,0.05);
}

.drop-zone.dragover {
    transform: scale(1.01);
    box-shadow: 0 0 30px rgba(99,102,241,0.15);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.drop-zone-icon {
    width: 48px;
    height: 48px;
    color: rgba(99,102,241,0.5);
    margin-bottom: 6px;
}

.drop-zone-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.drop-zone-or {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.drop-zone-formats {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Preview Section */
.import-preview {
    margin-top: 20px;
    animation: fadeIn 0.3s ease-out;
}

.import-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}

.import-file-info {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.import-file-info svg {
    color: #a5b4fc;
}

.import-row-count {
    padding: 3px 10px;
    background: rgba(99,102,241,0.12);
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #a5b4fc;
}

/* Import Mode Selector */
.import-mode-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 18px;
}

.import-mode-option {
    cursor: pointer;
}

.import-mode-option input[type="radio"] {
    display: none;
}

.import-mode-card {
    padding: 14px 16px;
    background: var(--bg-input);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.import-mode-card strong {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.import-mode-card span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.import-mode-option input[type="radio"]:checked + .import-mode-card {
    border-color: #6366f1;
    background: rgba(99,102,241,0.08);
}

.import-mode-option input[type="radio"]:checked + .import-mode-card strong {
    color: #a5b4fc;
}

/* Import Table */
.import-table-wrapper {
    max-height: 320px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
}

.import-table-wrapper::-webkit-scrollbar {
    width: 6px;
}

.import-table-wrapper::-webkit-scrollbar-track {
    background: transparent;
}

.import-table-wrapper::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
}

.import-table thead {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--bg-sidebar);
}

/* Import progress animation */
@keyframes importPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.import-loading {
    animation: importPulse 1.5s ease-in-out infinite;
}

@media (max-width: 768px) {
    .import-mode-selector {
        grid-template-columns: 1fr;
    }
    .page-actions-bar {
        flex-direction: column;
        align-items: stretch;
    }
    .page-actions-bar .btn {
        justify-content: center;
    }
}

/* ===== SKL PREVIEW ===== */
.skl-preview-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.skl-preview-container {
    margin-top: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #1e293b;
}

.skl-preview-frame {
    width: 100%;
    height: 600px;
    border: none;
    background: white;
}