:root {
    --midnight-blue: #0F172A;
    --vibrant-cyan: #06B6D4;
    --slate-800: #1E293B;
    --slate-700: #334155;
    --slate-400: #94A3B8;
    --slate-200: #E2E8F0;
    --white: #FFFFFF;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--white);
    color: var(--slate-800);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header & Navigation */
header {
    background-color: var(--midnight-blue);
    color: var(--white);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--vibrant-cyan);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-text {
    font-weight: 700;
    letter-spacing: -0.025em;
    font-size: 1.25rem;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--slate-400);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.btn-verification {
    background-color: var(--vibrant-cyan);
    color: var(--midnight-blue);
    padding: 0.5rem 1.25rem;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.875rem;
    transition: opacity 0.2s;
}

.btn-verification:hover {
    opacity: 0.9;
}

/* Layout */
.main-container {
    display: flex;
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

aside {
    width: 280px;
    background-color: var(--slate-200);
    padding: 2rem;
    border-right: 1px solid var(--slate-200);
    height: calc(100vh - 64px);
    position: sticky;
    top: 64px;
    overflow-y: auto;
}

.sidebar-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--slate-400);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav li {
    margin-bottom: 0.5rem;
}

.sidebar-nav a {
    color: var(--slate-700);
    text-decoration: none;
    font-size: 0.9rem;
    display: block;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.sidebar-nav a:hover, .sidebar-nav a.active {
    background-color: var(--white);
    color: var(--midnight-blue);
    font-weight: 600;
}

main {
    flex: 1;
    padding: 3rem;
    background-color: var(--white);
}

/* Content Styles */
h1 {
    font-size: 2.25rem;
    color: var(--midnight-blue);
    margin-bottom: 1.5rem;
    font-weight: 800;
}

h2 {
    font-size: 1.5rem;
    color: var(--midnight-blue);
    margin: 2rem 0 1rem 0;
    border-bottom: 1px solid var(--slate-200);
    padding-bottom: 0.5rem;
}

p {
    margin-bottom: 1.25rem;
    color: var(--slate-700);
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: var(--slate-200);
    color: var(--slate-700);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-right: 0.5rem;
}

.badge-verified {
    background-color: #DCFCE7;
    color: #166534;
    border: 1px solid #BBF7D0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.875rem;
}

.data-table th {
    text-align: left;
    background-color: var(--midnight-blue);
    color: var(--white);
    padding: 0.75rem 1rem;
}

.data-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--slate-200);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.card {
    border: 1px solid var(--slate-200);
    padding: 1.5rem;
    border-radius: 8px;
    transition: transform 0.2s;
}

.card:hover {
    border-color: var(--vibrant-cyan);
}

.card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--midnight-blue);
}

footer {
    background-color: var(--midnight-blue);
    color: var(--slate-400);
    padding: 2rem;
    text-align: center;
    font-size: 0.875rem;
    border-top: 1px solid var(--slate-800);
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--slate-400);
    margin: 0 1rem;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--white);
}