*, *::before, *::after { box-sizing: border-box; }

:root {
  --vk-font-display: 'Bricolage Grotesque', var(--vk-font-family);
  --brand-primary: #6366f1;
  --roast-primary: #ea580c;
  --roast-secondary: #c2410c;
  --page-bg: #0a0c10;
  --text: #e8e8ec;
  --text-muted: #8b92a0;
  --surface: #12151c;
  --surface-border: #252a36;
  --surface-sunken: #0e1016;
  color-scheme: dark;
}

/* Beat slopkit-ui.css dark/system tokens (loaded before this file). */
:root,
[data-vk-theme="dark"],
:root:not([data-vk-theme="light"]) {
  --vk-color-primary: var(--roast-primary);
  --vk-color-primary-hover: #f97316;
  --vk-color-primary-active: #ea580c;
  --vk-color-primary-light: color-mix(in srgb, var(--roast-primary) 18%, transparent);
  --vk-color-primary-subtle: color-mix(in srgb, var(--roast-primary) 12%, var(--surface));
  --vk-color-accent: #fb923c;
  --vk-gradient-brand-end: var(--vk-color-accent);
  --vk-gradient-display: linear-gradient(120deg, var(--roast-primary), var(--vk-color-accent));
  --vk-gradient-display-vertical: linear-gradient(180deg, var(--roast-primary), var(--vk-color-accent));
  --vk-gradient-display-diagonal: linear-gradient(135deg, var(--roast-primary), var(--vk-color-accent));
  --vk-color-text: var(--text);
  --vk-color-text-secondary: var(--text-muted);
  --vk-color-text-muted: color-mix(in srgb, var(--text-muted) 90%, transparent);
  --vk-color-surface: var(--surface);
  --vk-color-surface-alt: var(--page-bg);
  --vk-color-surface-sunken: var(--surface-sunken);
  --vk-color-surface-hover: color-mix(in srgb, var(--surface) 92%, var(--roast-primary) 8%);
  --vk-color-border: var(--surface-border);
  --vk-color-border-strong: color-mix(in srgb, var(--surface-border) 70%, var(--text));
  --vk-color-warning: #f59e0b;
  --vk-color-danger: #ef4444;
  --vk-color-success: #22c55e;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-vk-theme="light"]) {
    --vk-color-primary: var(--roast-primary);
    --vk-color-primary-hover: #f97316;
    --vk-color-primary-active: #ea580c;
    --vk-color-primary-light: color-mix(in srgb, var(--roast-primary) 18%, transparent);
    --vk-color-primary-subtle: color-mix(in srgb, var(--roast-primary) 12%, var(--surface));
    --vk-color-accent: #fb923c;
    --vk-gradient-brand-end: var(--vk-color-accent);
    --vk-gradient-display: linear-gradient(120deg, var(--roast-primary), var(--vk-color-accent));
    --vk-color-text: var(--text);
    --vk-color-text-secondary: var(--text-muted);
    --vk-color-text-muted: color-mix(in srgb, var(--text-muted) 90%, transparent);
    --vk-color-surface: var(--surface);
    --vk-color-surface-alt: var(--page-bg);
    --vk-color-surface-sunken: var(--surface-sunken);
    --vk-color-surface-hover: color-mix(in srgb, var(--surface) 92%, var(--roast-primary) 8%);
    --vk-color-border: var(--surface-border);
    --vk-color-border-strong: color-mix(in srgb, var(--surface-border) 70%, var(--text));
  }
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--vk-font-family);
  font-size: var(--vk-font-size-base);
  line-height: var(--vk-line-height);
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 45% at 50% -5%, color-mix(in srgb, var(--roast-primary) 18%, transparent), transparent),
    var(--page-bg);
  overflow-x: hidden;
}

a {
  color: var(--vk-color-primary);
  text-decoration: none;
  transition: color var(--vk-transition-fast);
}

a:hover {
  color: var(--vk-color-primary-hover);
}

code {
  font-family: var(--vk-font-mono);
  font-size: 0.88em;
  background: var(--vk-color-surface-sunken);
  padding: 0.12em 0.4em;
  border-radius: var(--vk-radius-xs);
  border: 1px solid var(--vk-color-border);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--vk-spacing-lg);
  max-width: var(--vk-container-max-xl);
  margin: 0 auto;
  padding: var(--vk-spacing-md) var(--vk-spacing-lg);
  background: color-mix(in srgb, var(--vk-color-surface) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--vk-color-border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--vk-color-text);
  font-family: var(--vk-font-display);
  font-weight: var(--vk-font-weight-semibold);
  font-size: var(--vk-font-size-base);
  letter-spacing: var(--vk-tracking-tight);
}

.logo:hover {
  color: var(--vk-color-text);
}

.logo-mark {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  background: none;
}

.logo-mark svg {
  width: 100%;
  height: 100%;
  display: block;
  filter: drop-shadow(0 4px 10px color-mix(in srgb, var(--roast-primary) 22%, transparent));
}

.logo-text {
  color: var(--roast-primary);
  font-weight: 700;
}

.site-nav {
  display: none;
  gap: var(--vk-spacing-lg);
  margin-right: auto;
  font-size: var(--vk-font-size-sm);
  font-weight: var(--vk-font-weight-medium);
}

.site-nav a {
  color: var(--vk-color-text-secondary);
}

.site-nav a:hover {
  color: var(--vk-color-text);
}

.header-actions {
  display: flex;
  gap: var(--vk-spacing-sm);
  margin-left: auto;
}

@media (min-width: 768px) {
  .site-nav { display: flex; }
  .header-actions { margin-left: 0; }
}

main {
  position: relative;
}

/* Hero */
.hero {
  display: grid;
  gap: var(--vk-spacing-2xl);
  max-width: var(--vk-container-max-xl);
  margin: 0 auto;
  padding: var(--vk-spacing-2xl) var(--vk-spacing-lg) var(--vk-spacing-3xl);
}

@media (min-width: 960px) {
  .hero {
    grid-template-columns: 1fr 1.05fr;
    align-items: center;
    gap: var(--vk-spacing-xl);
    padding-top: var(--vk-spacing-3xl);
  }
}

.hero-eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--vk-spacing-md);
}

.eyebrow-aside {
  font-size: var(--vk-font-size-sm);
  color: var(--vk-color-text-muted);
}

.hero-title {
  font-family: var(--vk-font-display);
  font-size: clamp(2rem, 5vw, var(--vk-font-size-4xl));
  font-weight: var(--vk-font-weight-bold);
  line-height: var(--vk-line-height-tight);
  letter-spacing: var(--vk-tracking-tight);
  margin: 0 0 var(--vk-spacing-md);
}

.hero-title em {
  font-style: normal;
  color: var(--vk-color-primary);
}

.hero-lede {
  max-width: 34rem;
  color: var(--vk-color-text-secondary);
  margin: 0 0 var(--vk-spacing-xl);
  font-size: var(--vk-font-size-lg);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: var(--vk-spacing-2xl);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

/* Browser mockup */
.hero-visual {
  position: relative;
}

.browser-frame {
  border-radius: var(--vk-radius-xl);
  border: 1px solid var(--vk-color-border);
  background: var(--vk-color-surface);
  overflow: hidden;
  box-shadow: var(--vk-shadow-lg);
}

.browser-chrome {
  display: flex;
  align-items: center;
  gap: var(--vk-spacing-sm);
  padding: 0.75rem var(--vk-spacing-md);
  background: var(--vk-color-surface-sunken);
  border-bottom: 1px solid var(--vk-color-border);
}

.browser-chrome .dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: var(--vk-radius-full);
  background: var(--vk-color-border-strong);
}

.browser-chrome .dot:first-child { background: var(--vk-color-danger); opacity: 0.7; }
.browser-chrome .dot:nth-child(2) { background: var(--vk-color-warning); opacity: 0.7; }
.browser-chrome .dot:nth-child(3) { background: var(--vk-color-success); opacity: 0.7; }

.url-bar {
  flex: 1;
  margin: 0 var(--vk-spacing-sm);
  padding: 0.35rem 0.75rem;
  border-radius: var(--vk-radius-sm);
  background: var(--vk-color-surface);
  border: 1px solid var(--vk-color-border);
  font-family: var(--vk-font-mono);
  font-size: var(--vk-font-size-xs);
  color: var(--vk-color-text-muted);
}

.browser-body {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 140px;
  min-height: 280px;
}

.mock-page {
  padding: var(--vk-spacing-md);
  display: grid;
  gap: 0.75rem;
}

.mock-nav {
  height: 0.65rem;
  width: 55%;
  border-radius: var(--vk-radius-full);
  background: var(--vk-color-surface-sunken);
}

.mock-hero-block {
  position: relative;
  height: 4.5rem;
  border-radius: var(--vk-radius-md);
  background: var(--vk-color-surface-sunken);
  border: 1px solid var(--vk-color-border);
}

.slop-block {
  border-color: color-mix(in srgb, var(--vk-color-warning) 35%, var(--vk-color-border));
  background: color-mix(in srgb, var(--vk-color-warning) 8%, var(--vk-color-surface-sunken));
}

.slop-label {
  position: absolute;
  bottom: 0.5rem;
  left: 0.65rem;
  font-size: var(--vk-font-size-xs);
  color: var(--vk-color-text-muted);
  font-style: italic;
}

.slop-card {
  border-color: color-mix(in srgb, var(--vk-color-danger) 30%, var(--vk-color-border));
}

.mock-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--vk-spacing-sm);
}

.mock-card {
  height: 3rem;
  border-radius: var(--vk-radius-sm);
  background: var(--vk-color-surface-sunken);
  border: 1px solid var(--vk-color-border);
}

.mock-pin {
  position: absolute;
  width: 1.65rem;
  height: 1.65rem;
  border: 2px solid var(--vk-color-primary);
  border-radius: var(--vk-radius-full);
  background: var(--vk-color-surface);
  color: var(--vk-color-primary);
  font-family: var(--vk-font-display);
  font-size: var(--vk-font-size-xs);
  font-weight: var(--vk-font-weight-semibold);
  display: grid;
  place-items: center;
  box-shadow: var(--vk-shadow-sm);
  cursor: default;
  padding: 0;
}

.mock-pin span { line-height: 1; }

.pin-1 { top: 38%; left: 28%; }
.pin-2 { top: 58%; left: 52%; }
.pin-3 { top: 72%; left: 22%; }

.mock-dock {
  border-left: 1px solid var(--vk-color-border);
  padding: 0.75rem;
  background: var(--vk-color-surface-alt);
  display: flex;
  flex-direction: column;
  gap: var(--vk-spacing-sm);
}

.mock-dock-head {
  font-size: var(--vk-font-size-xs);
  font-weight: var(--vk-font-weight-semibold);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.mock-dock-line {
  height: 0.45rem;
  border-radius: var(--vk-radius-full);
  background: var(--vk-color-surface-sunken);
}

.mock-dock-line.short { width: 70%; }

.mock-dock-cta {
  margin-top: auto;
  padding: 0.45rem;
  border-radius: var(--vk-radius-sm);
  background: var(--vk-color-primary-subtle);
  color: var(--vk-color-primary);
  font-size: var(--vk-font-size-xs);
  font-weight: var(--vk-font-weight-semibold);
  text-align: center;
}

.floating-callout {
  position: absolute;
  bottom: -1rem;
  left: -0.5rem;
  max-width: 16rem;
  font-size: var(--vk-font-size-sm);
}

/* Sections */
.section {
  max-width: var(--vk-container-max-xl);
  margin: 0 auto;
  padding: var(--vk-spacing-3xl) var(--vk-spacing-lg);
}

.section-label {
  font-size: var(--vk-font-size-xs);
  font-weight: var(--vk-font-weight-semibold);
  letter-spacing: var(--vk-tracking-wide);
  text-transform: uppercase;
  color: var(--vk-color-primary);
  margin: 0 0 0.75rem;
}

.section-head h2 {
  font-family: var(--vk-font-display);
  font-size: clamp(1.5rem, 3.5vw, var(--vk-font-size-3xl));
  font-weight: var(--vk-font-weight-bold);
  letter-spacing: var(--vk-tracking-tight);
  line-height: var(--vk-line-height-tight);
  margin: 0 0 0.75rem;
}

.section-desc {
  color: var(--vk-color-text-secondary);
  max-width: 32rem;
  margin: 0;
}

.workflow-section,
.features-section,
.links-section,
.embed-section {
  border-top: 1px solid var(--vk-color-border);
}

.workflow-steps {
  margin-top: var(--vk-spacing-2xl);
}

.feature-grid {
  display: grid;
  gap: var(--vk-spacing-md);
  margin-top: var(--vk-spacing-2xl);
}

@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-card p {
  margin: 0;
  color: var(--vk-color-text-secondary);
  font-size: var(--vk-font-size-base);
}

.feature-card-accent {
  border-color: color-mix(in srgb, var(--vk-color-primary) 25%, var(--vk-color-border)) !important;
  background: var(--vk-color-primary-subtle) !important;
}

/* Quick links */
.links-grid {
  display: grid;
  gap: var(--vk-spacing-md);
  margin-top: var(--vk-spacing-2xl);
}

@media (min-width: 768px) {
  .links-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.link-card {
  position: relative;
  cursor: pointer;
}

.link-card p {
  margin: 0;
  color: var(--vk-color-text-secondary);
  font-size: var(--vk-font-size-base);
}

.link-arrow {
  position: absolute;
  top: var(--vk-spacing-md);
  right: var(--vk-spacing-md);
  color: var(--vk-color-primary);
  font-size: var(--vk-font-size-lg);
}

.health-pill {
  display: inline-block;
  margin-top: var(--vk-spacing-md);
  padding: 0.2rem 0.65rem;
  border-radius: var(--vk-radius-full);
  font-size: var(--vk-font-size-xs);
  font-weight: var(--vk-font-weight-semibold);
  background: var(--vk-color-surface-sunken);
  color: var(--vk-color-text-muted);
  border: 1px solid var(--vk-color-border);
}

.health-pill.is-ok {
  background: color-mix(in srgb, var(--vk-color-success) 12%, var(--vk-color-surface));
  color: var(--vk-color-success);
  border-color: color-mix(in srgb, var(--vk-color-success) 30%, var(--vk-color-border));
}

.health-pill.is-bad {
  background: color-mix(in srgb, var(--vk-color-danger) 12%, var(--vk-color-surface));
  color: var(--vk-color-danger);
  border-color: color-mix(in srgb, var(--vk-color-danger) 30%, var(--vk-color-border));
}

#health-card {
  cursor: default;
}

/* Embed */
.embed-layout {
  display: grid;
  gap: var(--vk-spacing-2xl);
  align-items: start;
}

@media (min-width: 900px) {
  .embed-layout {
    grid-template-columns: 1fr 1.1fr;
  }
}

.embed-checklist {
  margin: var(--vk-spacing-lg) 0 var(--vk-spacing-xl);
  padding: 0;
  list-style: none;
}

.embed-checklist li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.65rem;
  color: var(--vk-color-text-secondary);
}

.embed-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: var(--vk-radius-full);
  background: var(--vk-color-primary);
}

.code-examples vk-source-code {
  margin: 0;
}

.code-examples vk-tabs {
  display: block;
}

/* CTA */
.cta-section {
  padding-bottom: var(--vk-spacing-3xl);
}

.cta-inner {
  display: flex;
  flex-direction: column;
  gap: var(--vk-spacing-lg);
  padding: var(--vk-spacing-sm);
}

@media (min-width: 768px) {
  .cta-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cta-inner h2 {
  font-family: var(--vk-font-display);
  font-size: var(--vk-font-size-2xl);
  margin: 0 0 0.35rem;
  letter-spacing: var(--vk-tracking-tight);
}

.cta-inner p {
  margin: 0;
  color: var(--vk-color-text-secondary);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Footer */
.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--vk-spacing-md);
  max-width: var(--vk-container-max-xl);
  margin: 0 auto;
  padding: var(--vk-spacing-xl) var(--vk-spacing-lg) var(--vk-spacing-2xl);
  border-top: 1px solid var(--vk-color-border);
  font-size: var(--vk-font-size-sm);
  color: var(--vk-color-text-muted);
}

.footer-links {
  display: flex;
  gap: var(--vk-spacing-lg);
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity var(--vk-transition-slow),
    transform var(--vk-transition-slow);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
.reveal-d4 { transition-delay: 0.32s; }
.reveal-d5 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}