/* Main Variables */
:root {
    --bg-color: #121417;
    --sidebar-bg: #1a1c20;
    --text-color: #e0e0e0;
    --accent-color: #0AC;
    --accent-hover: #0088aa;
    --border-color: #333;
    --code-bg: #222;
    --card-bg: #1e2126;
}

body {
    font-family: 'Segoe UI', Inter, Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar */
#sidebar {
    width: 280px;
    background-color: var(--sidebar-bg);
    padding: 30px;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    flex-shrink: 0;
}

#sidebar h2 {
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 40px;
    font-size: 1.4em;
}

.nav-link {
    display: block;
    color: #888;
    text-decoration: none;
    padding: 12px 16px;
    margin-bottom: 5px;
    border-radius: 8px;
    transition: all 0.2s;
    font-weight: 500;
}

.nav-link:hover {
    background-color: rgba(0, 170, 204, 0.1);
    color: var(--accent-color);
    padding-left: 20px;
}

.nav-link.active {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 170, 204, 0.3);
}

/* Content Area */
#content {
    flex-grow: 1;
    overflow-y: auto;
    padding: 40px 60px;
    scroll-behavior: smooth;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
}

h1 {
    font-size: 3em;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #fff, #bbb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    margin-top: 50px;
    font-size: 2em;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
    color: white;
}

h3 {
    color: var(--accent-color);
    margin-top: 30px;
}

p,
li,
td {
    line-height: 1.7;
    color: #ccc;
    font-size: 1.05em;
}

a {
    color: var(--accent-color);
    text-decoration: none;
}

code {
    background: rgba(0, 170, 204, 0.1);
    color: var(--accent-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', monospace;
}

/* Cards & Layout */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    margin-top: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

@media (max-width: 1100px) {
    .split-layout {
        grid-template-columns: 1fr;
    }
}

/* Images */
.screenshot-area img {
    width: 100%;
    border-radius: 8px;
    border: 1px solid #444;
}

.missing-img {
    display: none;
    /* Hidden by default, shown by onerror */
    background: #151515;
    color: #888;
    padding: 40px;
    text-align: center;
    border: 2px dashed #444;
    border-radius: 8px;
    margin-top: 10px;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

th,
td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    color: white;
    font-weight: 600;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 0;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 4em;
    background: linear-gradient(45deg, var(--accent-color), #00ffa3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.feature-box {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s, border-color 0.2s;
    cursor: pointer;
    text-align: center;
}

.feature-box:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.feature-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.tag {
    display: inline-block;
    background: rgba(0, 170, 204, 0.15);
    color: var(--accent-color);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.85em;
    margin-top: 15px;
    font-weight: 600;
}