:root {
    --bg-color: #0F172A;
    --text-color: #E2E8F0;
    --accent-color: #38BDF8;
    --secondary-bg: #1E293B;
    --border-color: #334155;
    --header-height: 70px;
}

* {
    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(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

header {
    height: var(--header-height);
    background-color: rgba(15, 23, 42, 0.9);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--accent-color);
}

.btn-official {
    background-color: var(--accent-color);
    color: var(--bg-color);
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: opacity 0.3s;
}

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

main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
}

.sidebar {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    height: fit-content;
}

.sidebar h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: #64748B;
    margin-bottom: 1rem;
}

.sidebar ul {
    list-style: none;
}

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

.sidebar a {
    color: #94A3B8;
    text-decoration: none;
    font-size: 0.95rem;
    display: block;
    padding: 0.4rem 0;
    transition: color 0.3s;
}

.sidebar a:hover, .sidebar a.active {
    color: var(--accent-color);
}

.content {
    background-color: var(--secondary-bg);
    padding: 3rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #F8FAFC;
}

h2 {
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

p {
    margin-bottom: 1.2rem;
    color: #CBD5E1;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    border: 1px solid rgba(56, 189, 248, 0.3);
    margin-bottom: 1rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-color);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

th, td {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

th {
    color: #94A3B8;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.code-block {
    background-color: #0F172A;
    padding: 1rem;
    border-radius: 4px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    color: #38BDF8;
    margin: 1rem 0;
    border-left: 4px solid var(--accent-color);
}

footer {
    text-align: center;
    padding: 3rem;
    color: #64748B;
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}

.grid-contact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.contact-card {
    background: #0F172A;
    padding: 1.5rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.contact-card h4 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
    main {
        grid-template-columns: 1fr;
    }
    .sidebar {
        display: none;
    }
}