/* ROOT VARIABLES & RESET */
:root {
    --bg-dark: #0f1115;
    --bg-card: #161b22;
    --bg-card-hover: #1c2128;
    --text-main: #e6edf3;
    --text-muted: #8b949e;

    /* Model Accents */
    --accent-device: #58a6ff;
    /* Blue */
    --accent-app: #f472b6;
    /* Pink */
    --accent-wifi: #238636;
    /* Green */
    --accent-glow: rgba(88, 166, 255, 0.15);

    --border-color: #30363d;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
}

/* BACKGROUND ACCENTS */
.page-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    background:
        radial-gradient(circle at 10% 10%, rgba(255, 255, 255, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 80% 60%, rgba(88, 166, 255, 0.05) 0%, transparent 30%);
}

.docs-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 100vh;
}

/* NAVIGATION HEADER */
.page-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.back-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-weight: 500;
    cursor: pointer;
    transition: color 0.2s;
}

.back-btn:hover {
    color: var(--text-main);
}

.nav-breadcrumbs {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.crumb-current {
    color: var(--accent-device);
    font-weight: 600;
}

/* HERO SECTION */
.hero-section {
    text-align: center;
    margin-bottom: 5rem;
}

.hero-section h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(to bottom, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

/* QUICK NAV PILLS */
.quick-nav-pills {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.pill-link {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.2rem;
    border-radius: 100px;
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.pill-link:hover {
    border-color: var(--accent-device);
    transform: translateY(-2px);
    background: var(--bg-card-hover);
}

/* PERSISTENCE ALERT */
.persistence-alert {
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.alert-icon {
    font-size: 1.5rem;
}

.alert-content h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--text-main);
}

.alert-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.alert-content p strong {
    color: white;
    font-weight: 400;
}

.alert-content p a {
    color: var(--accent-device);
    text-decoration: none;
}

/* MODELS STACK */
.models-stack {
    display: grid;
    gap: 4rem;
}

.model-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    scroll-margin-top: 2rem;
}

.model-header-bar {
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.header-main {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.model-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.device-icon {
    background: rgba(88, 166, 255, 0.1);
}

.app-icon {
    background: rgba(244, 114, 182, 0.1);
}

.wifi-icon {
    background: rgba(35, 134, 54, 0.1);
}

.header-main h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.badge {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-weight: 600;
}

.badge.primary {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent-device);
}

.badge.secondary {
    background: rgba(244, 114, 182, 0.15);
    color: var(--accent-app);
}

.badge.tertiary {
    background: rgba(35, 134, 54, 0.15);
    color: var(--accent-wifi);
}

.model-intro {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 800px;
}

/* DATA TABLE */
.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.data-table th {
    text-align: left;
    padding: 1rem 2rem;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.01);
}

.data-table td {
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    vertical-align: top;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.group-header td {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.75rem 2rem;
}

/* Type Badges */
.type {
    font-size: 0.85rem;
}

.type.string {
    color: #58a6ff;
}

.type.bool {
    color: #fbbf24;
}

.type.date {
    color: #d2a8ff;
}

.type.number {
    color: #f472b6;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .header-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .data-table th,
    .data-table td {
        padding: 1rem;
    }

    .quick-nav-pills {
        flex-wrap: wrap;
    }
}