/* Craden Studio-inspired theme for Programmatic SEO Stack */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

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

:root {
    --bg: #050505;
    --bg-elevated: rgba(24, 24, 27, 0.5);
    --bg-elevated-strong: rgba(24, 24, 27, 0.75);

    --text: #ffffff;
    --text-soft: rgba(255, 255, 255, 0.9);
    --muted: #a1a1aa; /* zinc-400 */
    --muted-2: #71717a; /* zinc-500 */

    --border: #27272a; /* zinc-800 */
    --border-soft: rgba(255, 255, 255, 0.05);
    --border-strong: rgba(255, 255, 255, 0.2);

    --accent: #10b981; /* emerald-500 */

    --max-width: 1100px;
    --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", Roboto, Arial, sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco,
        Consolas, "Liberation Mono", "Courier New", monospace;
}

html,
body {
    height: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: radial-gradient(900px circle at 25% 5%, rgba(255, 255, 255, 0.08), transparent 55%),
        var(--bg);
}

/* Subtle grid overlay (very light) */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 160px 160px;
    opacity: 0.18;
    mask-image: radial-gradient(circle at 30% 0%, rgba(0, 0, 0, 1), transparent 70%);
}

a {
    color: inherit;
    text-decoration: none;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.95);
    border-bottom: 1px solid var(--border-soft);
    backdrop-filter: blur(10px);
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.nav-brand a {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 18px;
    align-items: center;
}

.nav-links a,
.cmdk-trigger {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    transition: color 0.2s ease;
}

.nav-links a:hover,
.cmdk-trigger:hover {
    color: var(--text);
}

.cmdk-trigger {
    background: transparent;
    border: 0;
    cursor: pointer;
    display: inline-flex;
    gap: 10px;
    align-items: center;
}

.cmdk-kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 22px;
    padding: 0 8px;
    border: 1px solid var(--border-soft);
    color: var(--muted-2);
}

/* Main Content */
main {
    padding: 48px 0 72px;
    min-height: calc(100vh - 160px);
}

/* Page Content */
.page-content {
    border: 1px solid var(--border-soft);
    background: rgba(0, 0, 0, 0);
    padding: 32px;
    margin-bottom: 24px;
}

.page-header {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-soft);
}

.kicker {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted-2);
    margin-bottom: 10px;
}

.page-header h1 {
    font-size: clamp(32px, 5vw, 56px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    font-weight: 700;
    margin-bottom: 14px;
}

.page-header h1 em {
    font-style: italic;
    color: rgba(255, 255, 255, 0.7);
}

.page-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-family: var(--font-mono);
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* Content Body */
.content-body {
    color: var(--text-soft);
    font-size: 16px;
    line-height: 1.75;
}

.content-body a {
    color: var(--accent);
    border-bottom: 1px solid rgba(16, 185, 129, 0.35);
}

.content-body a:hover {
    border-bottom-color: var(--accent);
}

.content-body h2,
.content-body h3,
.content-body h4 {
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
    color: var(--text);
}

.content-body h2 {
    font-size: 20px;
    margin-top: 28px;
    margin-bottom: 12px;
}

.content-body h3 {
    font-size: 16px;
    margin-top: 20px;
    margin-bottom: 10px;
}

.content-body p {
    margin-bottom: 14px;
}

.content-body ul,
.content-body ol {
    margin-left: 1.25rem;
    margin-bottom: 14px;
}

.content-body li {
    margin-bottom: 8px;
}

/* Card link grid (indexes) */
.link-grid {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.link-card {
    display: block;
    border: 1px solid var(--border-soft);
    background: var(--bg-elevated);
    padding: 24px;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.link-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.link-kicker {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted-2);
    margin-bottom: 10px;
}

.link-title {
    font-family: var(--font-mono);
    font-size: 18px;
    font-weight: 400;
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1.25;
}

.link-meta {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--muted);
    line-height: 1.5;
}

/* Related Info Section */
.related-info {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-soft);
}

.related-info h2 {
    font-family: var(--font-mono);
    font-size: 18px;
    margin-bottom: 10px;
}

.cta-section {
    border: 1px solid var(--border-soft);
    background: rgba(0, 0, 0, 0);
    padding: 24px;
    margin-top: 16px;
}

.cta-section h3 {
    font-family: var(--font-mono);
    font-size: 16px;
    margin-bottom: 8px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--text);
    padding: 12px 32px;
    border: 1px solid var(--border-strong);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 14px;
    transition: border-color 0.2s ease;
}

.cta-button:hover {
    border-color: rgba(255, 255, 255, 0.35);
}

/* Breadcrumbs */
.breadcrumbs {
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid var(--border-soft);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.breadcrumbs a {
    color: var(--muted);
}

.breadcrumbs a:hover {
    color: var(--text);
}

/* Command palette */
.cmdk-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 96px 24px 24px;
    z-index: 200;
}

.cmdk-overlay.is-open {
    display: flex;
}

.cmdk-panel {
    width: min(720px, 100%);
    border: 1px solid var(--border-soft);
    background: var(--bg-elevated-strong);
    backdrop-filter: blur(10px);
}

.cmdk-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-soft);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.cmdk-input {
    width: 100%;
    background: transparent;
    border: 0;
    outline: none;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 14px;
    padding: 14px 16px;
}

.cmdk-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cmdk-item a {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-top: 1px solid var(--border-soft);
    font-family: var(--font-mono);
    color: var(--text);
}

.cmdk-item a:hover {
    background: rgba(255, 255, 255, 0.03);
}

.cmdk-item span {
    color: var(--muted);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-soft);
    padding: 24px 0;
    margin-top: 48px;
    text-align: center;
    color: rgba(255, 255, 255, 0.55);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-links {
    margin-top: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.55);
}

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

/* Responsive */
@media (max-width: 768px) {
    header nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .nav-links {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .page-content {
        padding: 20px;
    }

    .link-grid {
        grid-template-columns: 1fr;
    }
}

/* Print */
@media print {
    header,
    footer,
    .cta-section,
    .breadcrumbs,
    .cmdk-overlay {
        display: none !important;
    }
    body {
        background: #fff !important;
        color: #000 !important;
    }
    .page-content {
        border: 0;
        padding: 0;
    }
}