:root {
    --base-clr: #11121a;
    --line-clr: #42434a;
    --hover-clr: #222533;
    --text-clr: #e6e6ef;
    --accent-clr: #5e63ff;
    --secondary-text-clr: #b0b3c1;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--base-clr);
    color: var(--text-clr);
    line-height: 1.6;
    padding-top: 80px;
}

/* Navigation */
nav {
    background: rgba(17, 18, 26, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: 80px;
    border-bottom: 1px solid var(--line-clr);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-clr);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--accent-clr);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--secondary-text-clr);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-clr);
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s;
    font-weight: 500;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-login {
    background: transparent;
    color: var(--text-clr);
    border: 1px solid var(--line-clr);
}

.btn-login:hover {
    background: var(--hover-clr);
    border-color: var(--accent-clr);
}

.btn-signup {
    background: var(--accent-clr);
    color: white;
}

.btn-signup:hover {
    background: #4a4fff;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(94, 99, 255, 0.4);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 90px auto 2rem;
    padding: 0 5%;
}

/* Page Header */
.page-header {
    margin-bottom: 3rem;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-clr) 0%, var(--accent-clr) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    color: var(--secondary-text-clr);
    font-size: 1.1rem;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 100px;
}

.stat-card {
    background: var(--hover-clr);
    border: 1px solid var(--line-clr);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-clr);
    transform: scaleY(0);
    transition: transform 0.3s;
}

.stat-card:hover::before {
    transform: scaleY(1);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(94, 99, 255, 0.2);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--accent-clr);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--secondary-text-clr);
    font-size: 0.95rem;
}

/* Charts Section */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.chart-card {
    height: 650px;
    background: var(--hover-clr);
    border: 1px solid var(--line-clr);
    border-radius: 16px;
    padding: 2em;
    -webkit-border-radius: 16px;
    -moz-border-radius: 16px;
    -ms-border-radius: 16px;
    -o-border-radius: 16px;
}

.chart-card h2 {
    color: var(--accent-clr);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Filter Section */
.filter-section {
    background: var(--hover-clr);
    border: 1px solid var(--line-clr);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.filter-section h3 {
    color: var(--accent-clr);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.filter-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-item label {
    color: var(--text-clr);
    font-size: 0.9rem;
    font-weight: 500;
}

.filter-item select,
.filter-item input {
    padding: 0.7rem;
    background: var(--base-clr);
    border: 1px solid var(--line-clr);
    border-radius: 8px;
    color: var(--text-clr);
    font-size: 0.95rem;
}

.filter-item select:focus,
.filter-item input:focus {
    outline: none;
    border-color: var(--accent-clr);
}

.filter-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.btn-filter {
    background: var(--accent-clr);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-filter:hover {
    background: #4a4fff;
    transform: translateY(-2px);
}

.btn-reset {
    background: var(--base-clr);
    color: var(--text-clr);
    padding: 0.8rem 2rem;
    border: 1px solid var(--line-clr);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-reset:hover {
    border-color: var(--accent-clr);
}

/* Table Section */
.table-section {
    background: var(--hover-clr);
    border: 1px solid var(--line-clr);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.table-header h2 {
    color: var(--accent-clr);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.table-actions {
    display: flex;
    gap: 1rem;
}

.btn-export {
    background: var(--base-clr);
    color: var(--text-clr);
    padding: 0.7rem 1.5rem;
    border: 1px solid var(--line-clr);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-export:hover {
    border-color: var(--accent-clr);
    background: var(--hover-clr);
}

/* DataTables Custom Styling */
.dataTables_wrapper {
    color: var(--text-clr);
}

table.dataTable {
    width: 100% !important;
    border-collapse: collapse;
    background: var(--base-clr);
    border: 1px solid var(--line-clr);
    border-radius: 8px;
    overflow: hidden;
}

table.dataTable thead th {
    background: var(--hover-clr);
    color: var(--text-clr);
    font-weight: 600;
    padding: 1rem;
    border-bottom: 2px solid var(--accent-clr);
    text-align: left;
}

table.dataTable tbody td {
    padding: 1rem;
    border-bottom: 1px solid var(--line-clr);
    color: var(--text-clr);
}

table.dataTable tbody tr:hover {
    background: var(--hover-clr);
}

.dataTables_filter input,
.dataTables_length select {
    background: var(--base-clr);
    border: 1px solid var(--line-clr);
    border-radius: 6px;
    padding: 0.5rem;
    color: var(--text-clr);
    margin-left: 0.5rem;
}

.dataTables_filter input:focus,
.dataTables_length select:focus {
    outline: none;
    border-color: var(--accent-clr);
}

.dataTables_info {
    color: var(--secondary-text-clr);
    padding-top: 1rem;
}

.dataTables_paginate {
    padding-top: 1rem;
}

.dataTables_paginate .paginate_button {
    background: var(--hover-clr) !important;
    border: 1px solid var(--line-clr) !important;
    border-radius: 6px;
    padding: 0.5rem 1rem !important;
    margin: 0 0.2rem;
    color: var(--text-clr) !important;
}

.dataTables_paginate .paginate_button:hover {
    background: var(--accent-clr) !important;
    border-color: var(--accent-clr) !important;
    color: white !important;
}

.dataTables_paginate .paginate_button.current {
    background: var(--accent-clr) !important;
    border-color: var(--accent-clr) !important;
    color: white !important;
}

/* Action Buttons */
.btn-action {
    padding: 0.4rem 0.8rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    margin: 0 0.2rem;
    transition: all 0.3s;
}

.btn-view {
    background: var(--accent-clr);
    color: white;
}

.btn-view:hover {
    background: #4a4fff;
}

/* Responsive */
@media (max-width: 1024px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }
}

@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2rem;
    }

    .filter-grid {
        grid-template-columns: 1fr;
    }

    .table-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

.maritalChart{
    background: transparent;
}