/* 
   Levant VA - Modern EFB 2.0 Design System
   Aviation-Dark Aesthetic with Glassmorphism
*/

:root {
    /* Color Palette */
    --lev-bg: #0B0E14;
    --lev-bg-alt: #161B22;
    --lev-primary: #3498DB;
    --lev-primary-glow: rgba(52, 152, 219, 0.4);
    --lev-accent: #3498DB;
    --lev-success: #2ECC71;
    --lev-text: #ECF0F1;
    --lev-text-muted: #95A5A6;
    
    /* Glassmorphism */
    --lev-glass: rgba(22, 27, 34, 0.8);
    --lev-glass-border: rgba(255, 255, 255, 0.08);
    --lev-blur: blur(12px);
    
    /* Layout */
    --lev-sidebar-width: 280px;
    --lev-header-height: 70px;
    --lev-radius: 12px;
    --lev-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
    
    /* Typography */
    --lev-font: 'Inter', system-ui, -apple-system, sans-serif;
}

/* Base Overrides */
body {
    background-color: var(--lev-bg);
    color: var(--lev-text);
    font-family: var(--lev-font);
    margin: 0;
    overflow-x: hidden;
}

/* Glassmorphic Cards */
.lev-card {
    background: var(--lev-glass); /* Kept original, assuming --lev-glass-bg was a typo or not defined */
    backdrop-filter: blur(var(--lev-blur));
    -webkit-backdrop-filter: blur(var(--lev-blur));
    border: 1px solid var(--lev-glass-border);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    transition: all 0.3s ease;
}

.lev-card:hover {
    border-color: rgba(52, 152, 219, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
}

/* Sidebar Navigation (EFB Style) */
.lev-sidebar {
    width: var(--lev-sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: var(--lev-bg-alt); /* Kept original, assuming --lev-bg-card was a typo or not defined */
    border-right: 1px solid var(--lev-glass-border);
    z-index: 1000;
    padding-top: 80px; /* Added */
    backdrop-filter: blur(15px); /* Added */
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* Modified transition */
}

.lev-nav-link {
    display: flex;
    align-items: center;
    padding: 15px 25px;
    color: var(--lev-text-muted);
    text-decoration: none !important;
    font-weight: 500;
    transition: all 0.2s ease;
}

.lev-nav-link:hover, .lev-nav-link.active {
    color: var(--lev-text);
    background: rgba(52, 152, 219, 0.1);
    border-left: 4px solid var(--lev-primary);
}

.lev-nav-link i {
    width: 24px;
    margin-right: 12px;
    font-size: 1.1rem;
}

.lev-nav-group-title {
    padding: 20px 25px 5px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--lev-text-muted);
    letter-spacing: 1.5px;
}

.lev-header {
    height: var(--lev-header-height);
    background: var(--lev-glass);
    backdrop-filter: var(--lev-blur);
    -webkit-backdrop-filter: var(--lev-blur);
    border-bottom: 1px solid var(--lev-glass-border);
    position: fixed;
    top: 0;
    right: 0;
    left: var(--lev-sidebar-width);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
}

/* Flight Strips (Modern Table Alternatives) */
.lev-flight-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--lev-bg-alt);
    margin-bottom: 10px;
    padding: 15px 20px;
    border-radius: var(--lev-radius);
    border-left: 4px solid var(--lev-primary);
    transition: all 0.2s ease;
}

.lev-flight-strip:hover {
    background: #1C222B;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.lev-strip-info {
    display: flex;
    flex-direction: column;
}

.lev-strip-icao {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.lev-strip-pilot {
    font-size: 0.85rem;
    color: var(--lev-text-muted);
}

.lev-progress-container {
    flex-grow: 1;
    margin: 0 40px;
    position: relative;
}

.lev-progress-bar {
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    overflow: hidden;
}

.lev-progress-fill {
    height: 100%;
    background: var(--lev-primary);
    box-shadow: 0 0 10px var(--lev-primary-glow);
    transition: width 0.5s ease;
}

/* Buttons */
.lev-btn {
    padding: 10px 24px;
    border-radius: var(--lev-radius);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lev-btn-primary {
    background: var(--lev-primary);
    color: white;
}

.lev-btn-primary:hover {
    background: #2980B9;
    box-shadow: 0 0 20px var(--lev-primary-glow);
}

/* Utilities */
.lev-p-4 { padding: 30px; }
.lev-mt-4 { margin-top: 30px; }
.lev-flex { display: flex; }
.lev-items-center { align-items: center; }
.lev-justify-between { justify-content: space-between; }

/* Responsive */
@media (max-width: 992px) {
    .lev-sidebar {
        transform: translateX(-100%);
    }
    .lev-sidebar.active {
        transform: translateX(0);
    }
    .lev-header {
        left: 0;
    }
    .lev-main {
        margin-left: 0 !important;
    }
    #sidebar-toggle {
        display: block !important;
    }
}

/* DataTables Modernization */
.dataTables_wrapper .dataTables_length, 
.dataTables_wrapper .dataTables_filter, 
.dataTables_wrapper .dataTables_info, 
.dataTables_wrapper .dataTables_processing, 
.dataTables_wrapper .dataTables_paginate {
    color: var(--lev-text-muted) !important;
    font-size: 0.75rem;
    font-weight: 600;
}

.dataTables_wrapper .dataTables_filter input {
    background: rgba(255,255,255,0.05) !important;
    border: 1px solid var(--lev-glass-border) !important;
    border-radius: 6px !important;
    color: white !important;
    padding: 6px 12px !important;
    margin-left: 10px !important;
}

.dataTables_wrapper .dataTables_length select {
    background: var(--lev-bg-alt) !important;
    border: 1px solid var(--lev-glass-border) !important;
    border-radius: 6px !important;
    color: white !important;
    padding: 4px 8px !important;
}

/* DataTables & Standard Table Elements */
table.dataTable thead th,
table.dataTable thead td,
.table thead th {
    background: rgba(11, 14, 20, 0.7) !important;
    backdrop-filter: blur(10px) !important;
    border-bottom: 2px solid var(--lev-primary) !important;
    color: white !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem !important;
    padding: 15px 18px !important;
}

table.dataTable tbody tr,
.table tbody tr {
    background: rgba(26, 26, 36, 0.4) !important;
    backdrop-filter: blur(10px) !important;
    transition: all 0.3s ease !important;
}

table.dataTable tbody tr:hover,
.table tbody tr:hover {
    background: rgba(52, 152, 219, 0.1) !important;
    transform: scale(1.005) !important;
}

table.dataTable.no-footer {
    border-bottom: 1px solid var(--lev-glass-border) !important;
}

/* Sorting Icons Override */
table.dataTable thead .sorting, 
table.dataTable thead .sorting_asc, 
table.dataTable thead .sorting_desc {
    background-image: none !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    background: rgba(255,255,255,0.05) !important;
    border: 1px solid var(--lev-glass-border) !important;
    color: var(--lev-text-muted) !important;
    border-radius: 6px !important;
    margin: 0 4px !important;
    padding: 5px 12px !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--lev-primary) !important;
    color: white !important;
    border-color: var(--lev-primary) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--lev-primary) !important;
    color: white !important;
    border-color: var(--lev-primary) !important;
}

/* Partner Logos */
.lev-partner-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 40px;
}


.lev-partner-logo {
    filter: grayscale(1);
    opacity: 0.7;
    transition: all 0.4s ease;
    cursor: pointer;
}

.lev-partner-logo:hover {
    filter: grayscale(0);
    opacity: 1;
    transform: scale(1.1);
}