/* ============================================
   CSS VARIABLES & RESET
   ============================================ */
:root {
  --bg: #1F1F1F;
  --bg-card: rgba(255, 255, 255, 0.03);
  --border-card: rgba(255, 255, 255, 0.08);
  --text: #FFFFFF;
  --text-muted: #7C7C7C;
  --orange: #FE451C;
  --orange-light: rgba(254, 69, 28, 0.12);
  --orange-border: rgba(254, 69, 28, 0.3);
  --sage-dark: #CFEBD0;
  --sage-light: rgba(207, 235, 208, 0.15);
  --sage-border: rgba(207, 235, 208, 0.3);
  --wolf-gray: #D0C9C3;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Spectral', Georgia, serif;
  --font-mono: 'SF Mono', Consolas, Monaco, monospace;
}

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

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  overflow-x: hidden;
}

::selection {
  background-color: var(--orange-light);
  color: var(--orange);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.02em;
}

em.italic {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--orange);
  font-weight: 300;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   NAV
   ============================================ */
header.nav-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  position: sticky;
  top: 0;
  background: rgba(31, 31, 31, 0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
  height: 72px;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.1rem;
}

.nav-logo-icon {
  height: 24px;
  width: auto;
}

.nav-menu {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-link {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-link:hover,
.nav-link.is-current {
  color: var(--text);
}

.nav-link.active-accent {
  color: var(--orange);
  border: 1px solid var(--orange-border);
  padding: 6px 16px;
  border-radius: 6px;
  background: var(--orange-light);
}

.nav-link.active-accent:hover {
  background: rgba(254, 69, 28, 0.2);
  border-color: var(--orange);
}

@media (max-width: 700px) {
  .nav-menu { gap: 18px; }
  .nav-link { font-size: 0.82rem; }
}

/* ============================================
   HERO
   ============================================ */
.hero-section {
  padding: 80px 0 120px 0;
  position: relative;
  background: radial-gradient(circle at 50% 30%, rgba(254, 69, 28, 0.05) 0%, transparent 60%);
}

.hero-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-label::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  line-height: 1.1;
  margin-bottom: 24px;
  max-width: 900px;
}

.hero-paragraph {
  font-size: 1.15rem;
  color: var(--wolf-gray);
  max-width: 650px;
  margin-bottom: 40px;
  font-weight: 400;
}

.hero-paragraph a { color: var(--orange); text-decoration: underline; }

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 80px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-orange {
  background: var(--orange);
  color: #FFFFFF;
  border: 1px solid var(--orange);
}

.btn-orange:hover {
  background: #e03b14;
  border-color: #e03b14;
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-outline:hover {
  border-color: var(--text);
}

/* ============================================
   HERO TERMINAL (home only)
   ============================================ */
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-buttons { margin-bottom: 48px; }
}

.terminal-window {
  background: #151515;
  border: 1px solid var(--border-card);
  border-radius: 12px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.terminal-header {
  background: #1C1C1C;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot.red { background: #FF5F56; }
.terminal-dot.yellow { background: #FFBD2E; }
.terminal-dot.green { background: #27C93F; }

.terminal-title {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 24px;
  min-height: 240px;
  color: #A0A0A0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.t-row { display: flex; gap: 8px; }
.t-muted { color: var(--text-muted); }
.t-orange { color: var(--orange); }
.t-green { color: var(--sage-dark); }
.t-white { color: var(--text); }

/* ============================================
   SECTIONS / HOME
   ============================================ */
.section-spacing {
  padding: 100px 0;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.section-meta {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.section-title-sm {
  font-size: 2.4rem;
  margin-bottom: 48px;
}

.section-title-sm span {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--orange);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; }
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 40px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-card:hover {
  border-color: var(--orange);
  background: rgba(254, 69, 28, 0.02);
  transform: translateY(-4px);
}

.feature-icon-wrapper {
  margin-bottom: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  color: var(--orange);
}

.feature-card:hover .feature-icon-wrapper {
  background: var(--orange-light);
  border-color: var(--orange-border);
}

.feature-card-title {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text);
}

.feature-card-description {
  color: var(--wolf-gray);
  font-size: 0.95rem;
  line-height: 1.6;
}

.badge-live {
  background: var(--sage-light);
  color: var(--sage-dark);
  border: 1px solid var(--sage-border);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: inline-block;
  margin-top: 16px;
}

.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 900px) {
  .split-grid { grid-template-columns: 1fr; gap: 40px; }
}

.split-content h3 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.split-content p {
  color: var(--wolf-gray);
  margin-bottom: 24px;
  font-size: 1.05rem;
}

.bullet-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bullet-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.bullet-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  margin-top: 10px;
  flex-shrink: 0;
}

.bullet-text strong {
  color: var(--text);
  display: block;
  margin-bottom: 4px;
}

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

.code-window {
  background: #111111;
  border: 1px solid var(--border-card);
  border-radius: 12px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.code-header {
  background: #181818;
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.code-lang {
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.code-body {
  padding: 24px;
  overflow-x: auto;
  white-space: pre;
}

.keyword { color: #FE451C; }
.type { color: #CFEBD0; }
.string { color: #EAD09D; }
.comment { color: #606060; }
.func { color: #7DBA8A; }

.tech-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
  font-size: 0.9rem;
}

.tech-table th, .tech-table td {
  padding: 16px 24px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.tech-table th {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.tech-table tr:hover {
  background: rgba(255,255,255,0.01);
}

/* Cards row used on the home for linking reference pages */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}

@media (max-width: 768px) {
  .ref-grid { grid-template-columns: 1fr; }
}

.ref-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 32px;
  transition: all 0.2s ease;
}

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

.ref-card__eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--orange);
  margin-bottom: 12px;
}

.ref-card__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.6rem;
  margin-bottom: 12px;
  color: var(--text);
}

.ref-card__desc {
  color: var(--wolf-gray);
  font-size: 0.95rem;
}

.ref-card__cta {
  display: inline-flex;
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--orange);
  letter-spacing: 0.04em;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 80px 0 40px 0;
  background: #171717;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 64px;
  margin-bottom: 60px;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
}

.footer-about p {
  color: var(--wolf-gray);
  margin-top: 16px;
  max-width: 400px;
  font-size: 0.95rem;
}

.footer-about p a { color: var(--orange); }

.footer-links-col {
  display: flex;
  justify-content: flex-end;
  gap: 80px;
}

@media (max-width: 768px) {
  .footer-links-col { justify-content: flex-start; gap: 48px; }
}

.footer-link-group h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.footer-link-group ul { list-style-type: none; }

.footer-link-group ul li { margin-bottom: 12px; }

.footer-link-group ul li a {
  font-size: 0.9rem;
  color: var(--wolf-gray);
}

.footer-link-group ul li a:hover { color: var(--orange); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.05);
  color: var(--text-muted);
  font-size: 0.8rem;
}

@media (max-width: 768px) {
  .footer-bottom { flex-direction: column; gap: 16px; align-items: flex-start; }
}

/* ============================================
   DOC ARTICLE (reference pages)
   ============================================ */
.doc-page {
  padding: 56px 0 80px 0;
}

.doc-page__crumb {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.doc-page__crumb a { color: var(--orange); }
.doc-page__crumb a:hover { text-decoration: underline; }

.doc-page__title {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

.doc-page__lede {
  font-size: 1.1rem;
  color: var(--wolf-gray);
  max-width: 760px;
  margin-bottom: 8px;
}

.doc-page__lede a { color: var(--orange); text-decoration: underline; }

.doc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 56px;
  margin-top: 48px;
  align-items: start;
}

@media (max-width: 1000px) {
  .doc-layout { grid-template-columns: 1fr; gap: 32px; }
  .doc-toc { position: static !important; order: -1; padding: 16px 0; border-top: 1px solid var(--border-card); border-bottom: 1px solid var(--border-card); }
}

.doc-toc {
  position: sticky;
  top: 96px;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-left: 1px solid var(--border-card);
  padding-left: 20px;
}

.doc-toc__heading {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.doc-toc ul { list-style: none; }

.doc-toc li { margin: 6px 0; }

.doc-toc li.toc-sub { margin-left: 14px; font-size: 0.8rem; }

.doc-toc a {
  color: var(--wolf-gray);
  display: inline-block;
  padding: 2px 0;
}

.doc-toc a:hover { color: var(--orange); }

/* Article prose */
.doc-prose { color: var(--wolf-gray); font-size: 1rem; line-height: 1.7; }

.doc-prose > * + * { margin-top: 16px; }

.doc-prose h2 {
  font-size: 1.8rem;
  color: var(--text);
  margin-top: 56px;
  padding-top: 8px;
  scroll-margin-top: 96px;
}

.doc-prose h2:first-child { margin-top: 0; }

.doc-prose h3 {
  font-size: 1.3rem;
  color: var(--text);
  margin-top: 36px;
  scroll-margin-top: 96px;
  font-weight: 400;
}

.doc-prose h4 {
  font-size: 1rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 28px;
  font-weight: 600;
  font-family: var(--font-body);
}

.doc-prose p { color: var(--wolf-gray); }

.doc-prose a {
  color: var(--orange);
  border-bottom: 1px solid rgba(254, 69, 28, 0.4);
}

.doc-prose a:hover { border-bottom-color: var(--orange); }

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

.doc-prose ul, .doc-prose ol {
  padding-left: 1.5em;
  color: var(--wolf-gray);
}

.doc-prose li { margin: 6px 0; }

.doc-prose li > p:first-child { margin-top: 0; }

.doc-prose code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-card);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--sage-dark);
}

.doc-prose pre {
  background: #111111;
  border: 1px solid var(--border-card);
  border-radius: 10px;
  padding: 20px 22px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.55;
  color: #D8D6CF;
}

.doc-prose pre code {
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* simple semantic colorisation for code blocks */
.doc-prose .tok-comment { color: #6f6f6f; font-style: italic; }
.doc-prose .tok-string { color: #EAD09D; }
.doc-prose .tok-keyword { color: #FE451C; }
.doc-prose .tok-func { color: #7DBA8A; }
.doc-prose .tok-type { color: #CFEBD0; }
.doc-prose .tok-section { color: #FE451C; font-weight: 700; }
.doc-prose .tok-key { color: #CFEBD0; }

.doc-prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 8px 0;
  display: block;
  overflow-x: auto;
}

.doc-prose table thead { background: rgba(255,255,255,0.02); }

.doc-prose table th, .doc-prose table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  vertical-align: top;
}

.doc-prose table th {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.doc-prose table tr:last-child td { border-bottom: 0; }

.doc-prose .callout {
  border-left: 3px solid var(--orange);
  background: var(--orange-light);
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  color: var(--wolf-gray);
  font-size: 0.95rem;
}

.doc-prose .anchor-link {
  margin-left: 6px;
  opacity: 0;
  color: var(--text-muted);
  font-size: 0.8em;
  border-bottom: 0;
}

.doc-prose h2:hover .anchor-link,
.doc-prose h3:hover .anchor-link { opacity: 1; }