@font-face { font-family: "Space Grotesk"; src: url("fonts/space-grotesk.woff2") format("woff2"); font-weight: 300 700; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("fonts/jetbrains-mono.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }

:root {
  --bg-dark: #0B0916;
  --bg-surface: #13111C;
  --bg-card: #181528;
  --bg-card-hover: #221E38;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --border-accent: rgba(255, 138, 76, 0.4);
  --text: #F4F0EA;
  --text-muted: #9B96B5;
  --text-subtle: #726D8D;
  --accent: #FF8A4C;
  --accent-hover: #FFA06A;
  --accent-soft: rgba(255, 138, 76, 0.12);
  --gold: #E8A33D;
  --green: #7FD08A;
  --green-soft: rgba(127, 208, 138, 0.12);
  --font-sans: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --max-width: 1140px;
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-dark);
}

body {
  background-color: var(--bg-dark);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Accessibility */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 1rem;
  background: var(--accent);
  color: #0E0C1A;
  padding: 0.5rem 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 1rem;
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--text);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3.25rem);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2.25rem);
  letter-spacing: -0.015em;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.25rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.25rem;
  color: var(--text);
}

p.lead {
  font-size: 1.2rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 760px;
  margin-bottom: 2rem;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--accent-hover);
}

strong {
  font-weight: 600;
  color: var(--text);
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

main {
  flex: 1 0 auto;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(14, 12, 26, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 90;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.brand svg {
  display: block;
}

.brand-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.45rem;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.site-nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.15s;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #0E0C1A;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #0E0C1A;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  color: var(--text);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
}

/* Hero Section */
.hero {
  padding: 4.5rem 0 3rem;
  text-align: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.hero-pill .dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  display: inline-block;
}

.hero h1 {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero .lead {
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.hero-meta {
  font-size: 0.825rem;
  color: var(--text-subtle);
  margin-top: 0.5rem;
}

/* Screenshot Frame */
.screenshot-frame {
  margin: 2rem 0;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
}

.screenshot-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: #141124;
  border-bottom: 1px solid var(--border);
}

.screenshot-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.screenshot-title {
  font-size: 0.75rem;
  color: var(--text-subtle);
  margin-left: auto;
  margin-right: auto;
  font-family: var(--font-mono);
}

.screenshot-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* Feature Grid */
.section {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-subtle);
  margin: 1.5rem 0 1rem;
  list-style: none;
  flex-wrap: wrap;
}

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

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

.breadcrumbs li::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--text-subtle);
}

.breadcrumbs li:last-child::after {
  content: "";
}

/* Article & Content Layout */
.content-wrapper {
  max-width: 820px;
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.content-wrapper article {
  line-height: 1.75;
}

.content-wrapper article ul,
.content-wrapper article ol {
  margin: 1rem 0 1.5rem 1.5rem;
  color: var(--text);
}

.content-wrapper article li {
  margin-bottom: 0.5rem;
}

.meta-bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--text-subtle);
  font-size: 0.875rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

/* Code & Pre */
pre {
  background: #090712;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.5;
  color: #E2E0EC;
  margin: 1.25rem 0;
}

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.15em 0.35em;
  border-radius: 4px;
  color: #F8D1B8;
}

pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  color: inherit;
}

/* Callout Box */
.callout {
  background: var(--bg-surface);
  border-left: 4px solid var(--accent);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1.25rem;
  margin: 1.5rem 0;
}

.callout.info {
  border-left-color: #64B5F6;
}

.callout.tip {
  border-left-color: var(--green);
}

.callout p:last-child {
  margin-bottom: 0;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 2rem 0;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.925rem;
  background: var(--bg-card);
}

th, td {
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
}

th {
  background: #141122;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

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

tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* FAQ Details */
details.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  padding: 1.25rem 1.5rem;
  transition: border-color 0.15s ease;
}

details.faq-item[open] {
  border-color: var(--border-accent);
}

details.faq-item summary {
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

details.faq-item summary::-webkit-details-marker {
  display: none;
}

details.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--accent);
  line-height: 1;
  transition: transform 0.2s ease;
}

details.faq-item[open] summary::after {
  content: "-";
}

details.faq-item .faq-answer {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.975rem;
}

details.faq-item .faq-answer p:last-child {
  margin-bottom: 0;
}

/* Footer */
.site-footer {
  background: #090712;
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2rem;
  margin-top: 4rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.75rem;
  max-width: 320px;
}

.footer-col h4 {
  color: var(--text);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: var(--text-muted);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.825rem;
  color: var(--text-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

/* Mobile responsive */
@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .site-nav {
    display: none;
  }
  .mobile-menu-open .site-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem;
    gap: 1rem;
  }
}

@media (max-width: 580px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .site-header .container {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
    gap: 0.5rem;
  }
  .header-actions .btn-secondary {
    display: none;
  }
  .brand {
    font-size: 1.05rem;
  }
  .brand-badge {
    display: none;
  }
  .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  .card {
    padding: 1.25rem;
  }
}