:root {
    --bg: #0b0d10;
    --bg-elev: #14171c;
    --fg: #e9eef5;
    --fg-dim: #9aa3b2;
    --accent: #ff5f6d;
    --accent-hover: #ff7585;
    --rule: rgba(255, 255, 255, 0.08);
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", system-ui, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 32px;
    border-bottom: 1px solid var(--rule);
}

.brand-mark {
    font-weight: 600;
    letter-spacing: 0.2px;
}

.site-header nav a + a { margin-left: 24px; }

main {
    max-width: 960px;
    margin: 0 auto;
    padding: 48px 32px 96px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.1;
    margin: 16px 0;
    letter-spacing: -0.02em;
}

.hero .lede {
    font-size: 1.15rem;
    color: var(--fg-dim);
    max-width: 640px;
    margin: 0 0 32px;
}

.cta {
    display: inline-block;
    background: var(--accent);
    color: white;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    transition: background 120ms ease;
}

.cta:hover { background: var(--accent-hover); color: white; }

/* ─── Copy-page toolbar (per-guide-article) ─── */
.copy-page-toolbar {
    position: relative;
    display: inline-flex;
    float: right;
    margin: 0 0 16px 16px;
    z-index: 5;
}
.copy-page-primary,
.copy-page-toggle {
    background: rgba(255, 255, 255, 0.05);
    color: var(--fg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 7px 12px;
    font-size: 0.875rem;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background 100ms ease;
}
.copy-page-primary {
    border-radius: 8px 0 0 8px;
    border-right: none;
}
.copy-page-toggle {
    border-radius: 0 8px 8px 0;
    padding: 7px 9px;
}
.copy-page-primary:hover,
.copy-page-toggle:hover { background: rgba(255, 255, 255, 0.09); }
.copy-page-primary.copied { background: rgba(80, 200, 120, 0.18); }

.copy-page-menu {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 320px;
    padding: 4px;
    background: #14171c;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    z-index: 50;
}
.copy-page-menu[hidden] { display: none; }

.copy-page-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 10px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--fg);
}
.copy-page-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--fg);
}
.copy-page-item .cp-icon {
    flex: 0 0 36px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--fg);
}
.copy-page-item .cp-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: 2px;
}
.copy-page-item .cp-title {
    font-weight: 600;
    font-size: 0.92rem;
}
.copy-page-item .cp-desc {
    font-size: 0.8rem;
    color: var(--fg-dim);
}

.hero-shot {
    margin: 56px 0 24px;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45),
                0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* When two hero shots stack, tighten the gap between them so they read
   as a paired view rather than two independent sections. */
.hero-shot + .hero-shot {
    margin-top: 16px;
}
.hero-shot img {
    display: block;
    width: 100%;
    height: auto;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin: 96px 0;
}

.features article {
    background: var(--bg-elev);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    padding: 24px;
}

.features h2 {
    margin: 0 0 8px;
    font-size: 1.15rem;
}

.features p {
    margin: 0;
    color: var(--fg-dim);
}

.download {
    text-align: center;
    padding: 64px 24px;
    background: var(--bg-elev);
    border-radius: var(--radius);
    border: 1px solid var(--rule);
}

.download h2 { margin: 0 0 8px; }
.download p { color: var(--fg-dim); margin: 0 0 24px; }

.site-footer {
    text-align: center;
    color: var(--fg-dim);
    font-size: 0.9rem;
    padding: 32px;
    border-top: 1px solid var(--rule);
}

/* ---------- Guide pages ---------- */

.guide-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 48px;
    align-items: start;
}

@media (max-width: 800px) {
    .guide-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.guide-sidebar {
    position: sticky;
    top: 24px;
    border-right: 1px solid var(--rule);
    padding-right: 24px;
    font-size: 0.95rem;
}

@media (max-width: 800px) {
    .guide-sidebar {
        position: static;
        border-right: none;
        border-bottom: 1px solid var(--rule);
        padding-right: 0;
        padding-bottom: 24px;
    }
}

.guide-sidebar h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--fg-dim);
    margin: 24px 0 8px;
    font-weight: 600;
}

.guide-sidebar h3:first-child { margin-top: 0; }

.guide-sidebar ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.guide-sidebar li { margin: 4px 0; }

.guide-sidebar a {
    color: var(--fg-dim);
    display: block;
    padding: 4px 8px;
    margin-left: -8px;
    border-radius: 6px;
}

.guide-sidebar a:hover {
    color: var(--fg);
    background: var(--bg-elev);
}

.guide-sidebar a.current {
    color: var(--fg);
    background: var(--bg-elev);
}

.guide-content {
    min-width: 0;
    max-width: 720px;
    color: var(--fg);
    line-height: 1.65;
}

.guide-content h1 {
    font-size: 2.25rem;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0 0 12px;
}

.guide-content .lede {
    font-size: 1.1rem;
    color: var(--fg-dim);
    margin: 0 0 32px;
}

.guide-content h2 {
    font-size: 1.5rem;
    margin: 48px 0 12px;
    letter-spacing: -0.01em;
}

.guide-content h3 {
    font-size: 1.15rem;
    margin: 32px 0 8px;
}

.guide-content p,
.guide-content li {
    color: var(--fg);
}

.guide-content p { margin: 0 0 16px; }

.guide-content ul,
.guide-content ol {
    margin: 0 0 16px;
    padding-left: 24px;
}

.guide-content li { margin: 6px 0; }

.guide-content code {
    background: var(--bg-elev);
    border: 1px solid var(--rule);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.guide-content pre {
    background: var(--bg-elev);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    padding: 16px;
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.5;
}

.guide-content pre code {
    background: none;
    border: none;
    padding: 0;
}

.guide-content figure {
    margin: 24px 0;
}

.guide-content figure img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    border: 1px solid var(--rule);
    background: var(--bg-elev);
}

.guide-content figcaption {
    color: var(--fg-dim);
    font-size: 0.9rem;
    margin-top: 8px;
    text-align: center;
}

.guide-content blockquote {
    margin: 24px 0;
    padding: 16px 20px;
    background: var(--bg-elev);
    border-left: 3px solid var(--accent);
    border-radius: 6px;
    color: var(--fg);
}

.guide-content blockquote p:last-child { margin-bottom: 0; }

.guide-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 0.95rem;
}

.guide-content th,
.guide-content td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--rule);
    vertical-align: top;
}

.guide-content th {
    color: var(--fg-dim);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.guide-content kbd {
    display: inline-block;
    background: var(--bg-elev);
    border: 1px solid var(--rule);
    border-bottom-width: 2px;
    border-radius: 4px;
    padding: 1px 6px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.85em;
}

.guide-content a:not(.cta) {
    color: var(--accent);
    border-bottom: 1px solid transparent;
}

.guide-content a:not(.cta):hover {
    border-bottom-color: var(--accent-hover);
    color: var(--accent-hover);
}

.guide-pager {
    margin-top: 64px;
    padding-top: 24px;
    border-top: 1px solid var(--rule);
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.guide-pager a {
    flex: 1;
    padding: 16px;
    background: var(--bg-elev);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    color: var(--fg);
    font-size: 0.95rem;
}

.guide-pager a:hover {
    border-color: var(--accent);
    color: var(--fg);
}

.guide-pager .label {
    display: block;
    color: var(--fg-dim);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.guide-pager .next { text-align: right; }

/* Hub page (/guide/) */

.guide-hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin: 16px 0 32px;
}

.guide-hub-grid a {
    display: block;
    padding: 20px;
    background: var(--bg-elev);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    color: var(--fg);
}

.guide-hub-grid a:hover {
    border-color: var(--accent);
    color: var(--fg);
}

.guide-hub-grid h3 {
    margin: 0 0 6px;
    font-size: 1.05rem;
}

.guide-hub-grid p {
    margin: 0;
    color: var(--fg-dim);
    font-size: 0.95rem;
}

.guide-hub-section h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--fg-dim);
    margin: 40px 0 12px;
    font-weight: 600;
}