@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   VIALDELSUR - Sistema de Gestión Humana & Planillas (VDS Theme)
   Rediseño sin sidebar (Horizontal Topbar)
   ========================================================================== */
:root {
    /* Brand & Accent Colors */
    --vds-primary: #2d3a4e;          /* Dark Navy / TechnoQuip Style */
    --vds-primary-hover: #1e2a38;
    --vds-primary-dark: #1a2534;
    --vds-primary-light: #f4f5f7;
    --vds-primary-text: #ffffff;
    --vds-accent: #f5c518;           /* Amber/Vial Orange */

    /* Neutral Palette */
    --vds-bg-app: #f4f5f7;
    --vds-card: #ffffff;
    --vds-text-main: #0f172a;
    --vds-text-secondary: #334155;
    --vds-text-muted: #64748b;
    --vds-border: #e2e8f0;
    --vds-border-light: #f1f5f9;

    /* Functional Colors */
    --vds-success-bg: #ecfdf5;
    --vds-success-text: #059669;
    --vds-warning-bg: #fffbeb;
    --vds-warning-text: #d97706;
    --vds-danger-bg: #fef2f2;
    --vds-danger-text: #dc2626;
    --vds-info-bg: #f0f9ff;
    --vds-info-text: #0284c7;

    /* Shadows & Radii */
    --vds-radius-sm: 6px;
    --vds-radius: 12px;
    --vds-radius-lg: 16px;
    --vds-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --vds-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --vds-shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
    --vds-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);

    --vds-topbar-height: 56px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--vds-bg-app);
    color: var(--vds-text-main);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.app-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ==========================================================================
   Horizontal Topbar Navigation
   ========================================================================== */
.vds-topbar {
    background-color: var(--vds-primary);
    height: var(--vds-topbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.vds-brand-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--vds-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.5px;
}

.brand-text {
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 0.5px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
}

.vds-horizontal-nav {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    height: 100%;
    margin: 0;
    padding: 0;
    gap: 16px;
}

.nav-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-link {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link:hover {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.15);
    font-weight: 600;
}

.dropdown-icon {
    width: 14px;
    height: 14px;
}

/* Dropdown Submenu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--vds-card);
    border: 1px solid var(--vds-border);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    min-width: 200px;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s ease;
    z-index: 1010;
    list-style: none;
}

.nav-item.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: 10px 16px;
    color: var(--vds-text-main);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: background-color 0.2s;
}

.dropdown-menu li a:hover {
    background-color: var(--vds-bg-app);
    color: var(--vds-primary);
}

/* User Area */
.vds-user-area {
    display: flex;
    align-items: center;
}

.vds-user-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 20px;
    cursor: pointer;
    transition: background-color 0.2s;
    color: #fff;
}

.vds-user-chip:hover {
    background-color: rgba(255,255,255,0.2);
}

.vds-user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--vds-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
}

.vds-user-info {
    display: flex;
    flex-direction: column;
}

.vds-user-name {
    font-size: 12px;
    font-weight: 600;
    line-height: 1.1;
}

.vds-user-role {
    font-size: 10px;
    color: #cbd5e1;
}

.logout-icon {
    width: 14px;
    height: 14px;
    margin-left: 4px;
    color: #cbd5e1;
}

/* Page Content */
.page-content {
    flex: 1;
    padding: 24px;
    background-color: var(--vds-bg-app);
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

/* Mobile Responsive */
@media (max-width: 992px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: var(--vds-topbar-height);
        left: 0;
        width: 100%;
        background-color: var(--vds-primary);
        padding: 16px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    
    .nav-menu.mobile-open {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
        margin-left: auto;
    }
    
    .nav-item {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav-link {
        width: 100%;
        justify-content: space-between;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background-color: rgba(255,255,255,0.05);
        width: 100%;
        display: none;
        margin-top: 4px;
    }
    
    .nav-item.has-dropdown:hover .dropdown-menu {
        display: block;
    }
    
    .dropdown-menu li a {
        color: #cbd5e1;
        padding-left: 24px;
    }
    
    .dropdown-menu li a:hover {
        background-color: rgba(255,255,255,0.1);
        color: #fff;
    }
    
    .vds-user-info {
        display: none;
    }
}


/* ==========================================================================
   Cards & UI Components
   ========================================================================== */
.vds-card, .buk-card {
    background-color: var(--vds-card);
    border: 1px solid var(--vds-border);
    border-radius: var(--vds-radius);
    box-shadow: var(--vds-shadow-sm);
    padding: 20px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--vds-text-main);
}

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

.kpi-card {
    background-color: var(--vds-card);
    border: 1px solid var(--vds-border);
    border-radius: var(--vds-radius);
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--vds-shadow-sm);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.kpi-card:hover {
    box-shadow: var(--vds-shadow);
    transform: translateY(-1px);
}

.kpi-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.kpi-icon-blue { background: #eff6ff; color: #1d4ed8; }
.kpi-icon-green { background: #ecfdf5; color: #059669; }
.kpi-icon-amber { background: #fffbeb; color: #d97706; }
.kpi-icon-purple { background: #f5f3ff; color: #7c3aed; }

.kpi-content {
    display: flex;
    flex-direction: column;
}

.kpi-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--vds-text-muted);
}

.kpi-value {
    font-size: 20px;
    font-weight: 800;
    color: var(--vds-text-main);
    line-height: 1.2;
    margin: 2px 0;
}

.kpi-desc {
    font-size: 11px;
    color: var(--vds-text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 8px 14px;
    border-radius: var(--vds-radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.15s ease;
}

.btn-sm {
    padding: 6px 10px;
    font-size: 12px;
    gap: 5px;
}

.btn-primary {
    background-color: var(--vds-primary);
    color: #ffffff;
}
.btn-primary:hover {
    background-color: var(--vds-primary-hover);
}

.btn-secondary {
    background-color: #ffffff;
    border-color: var(--vds-border);
    color: var(--vds-text-main);
}
.btn-secondary:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
}

.btn-success {
    background-color: #059669;
    color: #ffffff;
}
.btn-success:hover {
    background-color: #047857;
}

.btn-danger {
    background-color: #dc2626;
    color: #ffffff;
}
.btn-danger:hover {
    background-color: #b91c1c;
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.vds-table, .buk-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.vds-table th, .buk-table th {
    background-color: #f8fafc;
    padding: 10px 14px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--vds-text-muted);
    border-bottom: 1px solid var(--vds-border);
    white-space: nowrap;
}

.vds-table td, .buk-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--vds-border-light);
    color: var(--vds-text-main);
    font-size: 13px;
    vertical-align: middle;
}

.vds-table tbody tr:hover, .buk-table tbody tr:hover {
    background-color: #f8fafc;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}
.badge-success { background: var(--vds-success-bg); color: var(--vds-success-text); }
.badge-warning { background: var(--vds-warning-bg); color: var(--vds-warning-text); }
.badge-danger { background: var(--vds-danger-bg); color: var(--vds-danger-text); }
.badge-info { background: var(--vds-info-bg); color: var(--vds-info-text); }
.badge-purple { background: var(--vds-primary-light); color: var(--vds-primary-text); }

/* Forms */
.form-group {
    margin-bottom: 16px;
}
.form-label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--vds-text-secondary);
    margin-bottom: 5px;
}
.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--vds-border);
    border-radius: var(--vds-radius-sm);
    font-size: 13px;
    color: var(--vds-text-main);
    background-color: #ffffff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-control:focus {
    outline: none;
    border-color: var(--vds-primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.12);
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--vds-radius-sm);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
}
.alert-warning { background-color: var(--vds-warning-bg); color: var(--vds-warning-text); border: 1px solid #fde68a; }
.alert-danger { background-color: var(--vds-danger-bg); color: var(--vds-danger-text); border: 1px solid #fecaca; }
.alert-success { background-color: var(--vds-success-bg); color: var(--vds-success-text); border: 1px solid #a7f3d0; }

/* Mobile Overlay Backdrop */
.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(2px);
    z-index: 99;
}
.sidebar-backdrop.active {
    display: block;
}

/* ==========================================================================
   Mobile Responsive Adjustments
   ========================================================================== */
@media (max-width: 992px) {
    .vds-sidebar, .buk-sidebar {
        transform: translateX(-100%);
        width: 280px !important;
        box-shadow: 4px 0 24px rgba(0,0,0,0.18);
    }

    .vds-sidebar.mobile-open, .buk-sidebar.mobile-open {
        transform: translateX(0);
    }

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

    .app-main {
        margin-left: 0 !important;
        width: 100%;
    }

    .vds-topbar, .buk-topbar {
        padding: 0 16px;
    }

    .page-body {
        padding: 16px;
    }

    .sidebar-collapse-toggle {
        display: none !important;
    }

    body.sidebar-collapsed .brand-info,
    body.sidebar-collapsed .menu-category,
    body.sidebar-collapsed .nav-link span,
    body.sidebar-collapsed .nav-badge,
    body.sidebar-collapsed .user-details {
        display: block !important;
    }
}

/* ==========================================================================
   Estilos Específicos para Tareo y Asistencia Interactiva
   ========================================================================== */
.grid-cell-status {
    width: 32px;
    height: 32px;
    margin: 0 auto;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.grid-cell-status:hover {
    transform: scale(1.12);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.cell-A {
    background-color: #ecfdf5;
    color: #059669;
    border: 1.5px solid #a7f3d0;
}

.cell-F {
    background-color: #fef2f2;
    color: #dc2626;
    border: 1.5px solid #fecaca;
}

.cell-DM {
    background-color: #eff6ff;
    color: #1d4ed8;
    border: 1.5px solid #bfdbfe;
}

.cell-DL {
    background-color: #f1f5f9;
    color: #64748b;
    border: 1.5px solid #cbd5e1;
}

.cell-V {
    background-color: #fefce8;
    color: #ca8a04;
    border: 1.5px solid #fef08a;
}

.cell-SUSP {
    background-color: #fff7ed;
    color: #ea580c;
    border: 1.5px solid #ffedd5;
}

/* Time input styling in Tareo */
.time-input-compact {
    padding: 4px 6px;
    font-size: 11.5px;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    width: 80px;
    text-align: center;
    background: #ffffff;
    font-weight: 600;
    color: #0f172a;
}
.time-input-compact:focus {
    outline: none;
    border-color: var(--vds-primary);
    box-shadow: 0 0 0 2px rgba(30,64,175,0.15);
}

/* ==========================================================================
   Tareo & Asistencia Interactive View Tabs & Controls
   ========================================================================== */
.tareo-tabs-nav {
    display: flex;
    gap: 8px;
    border-bottom: 2px solid #e2e8f0;
    margin-bottom: 20px;
    padding-bottom: 0;
}

.tareo-tab-btn {
    padding: 10px 20px;
    font-size: 13.5px;
    font-weight: 600;
    color: #64748b;
    border: none;
    background: transparent;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: -2px;
    transition: all 0.2s ease;
}

.tareo-tab-btn:hover {
    color: var(--vds-primary, #1e40af);
}

.tareo-tab-btn.active {
    color: var(--vds-primary, #1e40af);
    border-bottom-color: var(--vds-primary, #1e40af);
    font-weight: 700;
}

/* Mass Actions Bar */
.tareo-actions-bar {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.tareo-presets-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.btn-preset {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: #334155;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s ease;
}

.btn-preset:hover {
    background: #eff6ff;
    border-color: #3b82f6;
    color: #1d4ed8;
}

/* Time inputs & badges */
.time-input-styled {
    font-family: 'JetBrains Mono', 'Segoe UI Mono', monospace, sans-serif;
    font-size: 12px;
    font-weight: 600;
    color: #0f172a;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 4px 6px;
    width: 82px;
    text-align: center;
    transition: all 0.15s;
}

.time-input-styled:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}

.time-input-styled:disabled {
    background: #f1f5f9;
    color: #94a3b8;
    cursor: not-allowed;
}

.time-badge-info {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
}

.badge-effective {
    background: #ecfdf5;
    color: #047857;
    border: 1px solid #a7f3d0;
}

.badge-overtime {
    background: #fffbeb;
    color: #b45309;
    border: 1px solid #fde68a;
}

.badge-night {
    background: #e0e7ff;
    color: #3730a3;
    border: 1px solid #c7d2fe;
}

/* Schedule Modal */
.schedule-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(3px);
    z-index: 1050;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.schedule-modal-backdrop.open {
    display: flex;
}

.schedule-modal-box {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    max-width: 520px;
    width: 100%;
    overflow: hidden;
    animation: modalScaleIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScaleIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.schedule-modal-header {
    padding: 16px 20px;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.schedule-modal-title {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 8px;
}

.schedule-modal-body {
    padding: 20px;
}

.schedule-modal-footer {
    padding: 14px 20px;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

.time-calc-summary-card {
    background: #f1f5f9;
    border-radius: 8px;
    padding: 12px 16px;
    margin-top: 16px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    text-align: center;
}

.time-calc-item .label {
    font-size: 10.5px;
    text-transform: uppercase;
    color: #64748b;
    font-weight: 700;
}

.time-calc-item .val {
    font-size: 15px;
    font-weight: 800;
    color: #0f172a;
    margin-top: 2px;
}

/* Toast Notifications */
.tareo-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #0f172a;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    z-index: 2000;
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.tareo-toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ==========================================================================
   MOBILE DRAWER (Lateral Slide-In Menu)
   ========================================================================== */
.mobile-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 998;
  opacity: 0;
  transition: opacity 0.3s;
}
.mobile-drawer-overlay.active { display: block; opacity: 1; }

.mobile-drawer {
  position: fixed;
  top: 0; left: 0;
  width: 280px;
  height: 100vh;
  background: #2d3a4e;
  z-index: 999;
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.mobile-drawer.open { transform: translateX(0); }

.mobile-drawer-header {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.mobile-drawer-header img { height: 38px; width: auto; object-fit: contain; }
.mobile-drawer-close {
  background: none; border: none;
  color: rgba(255,255,255,0.7);
  font-size: 22px; cursor: pointer; padding: 4px;
  line-height: 1;
}
.mobile-drawer-close:hover { color: white; }

.mobile-drawer-nav { flex: 1; padding: 8px 0; }
.mobile-drawer-nav .drawer-section {
  padding: 10px 18px 4px;
  font-size: 10px;
  font-weight: 700;
  color: #f5c518;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}
.mobile-drawer-nav a {
  display: block;
  padding: 12px 18px;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.mobile-drawer-nav a:hover,
.mobile-drawer-nav a.active { background: rgba(255,255,255,0.1); color: #fff; }

.mobile-drawer-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.mobile-drawer-footer a {
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.7); text-decoration: none; font-size: 14px;
}
.mobile-drawer-footer a:hover { color: #f5c518; }

/* Improved button styles */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 18px; min-height: 40px;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-weight: 600; font-size: 14px;
  cursor: pointer; border: none;
  transition: all 0.18s ease;
  text-decoration: none; white-space: nowrap;
  vertical-align: middle;
}
.btn-primary { background: #2d3a4e; color: white; }
.btn-primary:hover { background: #1a2534; box-shadow: 0 4px 12px rgba(45,58,78,0.35); transform: translateY(-1px); }
.btn-accent { background: #f5c518; color: #1a1a2a; }
.btn-accent:hover { background: #d4a800; box-shadow: 0 4px 12px rgba(245,197,24,0.4); transform: translateY(-1px); }
.btn-success { background: #16a34a; color: white; }
.btn-success:hover { background: #15803d; }
.btn-danger { background: #dc2626; color: white; }
.btn-danger:hover { background: #b91c1c; }
.btn-secondary { background: #f1f5f9; color: #1a1a2a; border: 1px solid #e2e8f0; }
.btn-secondary:hover { background: #e2e8f0; }
.btn-warning { background: #f59e0b; color: white; }
.btn-sm { padding: 6px 12px; min-height: 32px; font-size: 12.5px; }
.btn-lg { padding: 12px 24px; min-height: 48px; font-size: 16px; }
.btn:disabled, .btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }
.btn:focus-visible { outline: 2px solid #f5c518; outline-offset: 2px; }

/* Mobile hamburger */
.mobile-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none; border: none;
  cursor: pointer; padding: 8px; margin-right: 4px;
}
.mobile-hamburger span {
  display: block; width: 22px; height: 2px;
  background: white; border-radius: 2px;
  transition: all 0.3s;
}
@media (max-width: 768px) {
  .mobile-hamburger { display: flex; }
  .vds-horizontal-nav { display: none; }
  .brand-text { font-size: 13px; }
  .vds-user-area .vds-user-info { display: none; }
  .page-content { padding: 14px 12px; }
}