/* ============================================
   OneBase Landing — Design System & Styles
   ============================================ */

/* --- Design Tokens --- */
:root {
  --bg: #0B0B0F;
  --bg-surface: #13131A;
  --bg-elevated: #1A1A24;
  --bg-hover: #22222E;
  --border: #2A2A38;
  --border-light: #1F1F2C;
  --text: #E8E8EC;
  --text-muted: #71718A;
  --text-dim: #4E4E66;
  --accent: #FF6B35;
  --accent-hover: #FF8555;
  --accent-dim: rgba(255, 107, 53, 0.12);
  --accent-glow: rgba(255, 107, 53, 0.25);
  --green: #00D4AA;
  --green-dim: rgba(0, 212, 170, 0.12);
  --green-glow: rgba(0, 212, 170, 0.25);
  --red: #FF4D6A;
  --yellow: #FFD166;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1180px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Noise overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 256px;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; }

::selection {
  background: var(--accent-dim);
  color: var(--accent);
}

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

.section {
  padding: 120px 0;
  position: relative;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-align: center;
  margin-bottom: 16px;
}

.section__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}
.btn--primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-1px);
}

.btn--outline {
  border: 1.5px solid var(--border);
  color: var(--text);
}
.btn--outline:hover {
  border-color: var(--text-muted);
  background: var(--bg-surface);
}

.btn--ghost {
  color: var(--text-muted);
}
.btn--ghost:hover {
  color: var(--text);
  background: var(--bg-surface);
}

.btn--small { padding: 8px 16px; font-size: 14px; }
.btn--large { padding: 16px 32px; font-size: 16px; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all var(--transition);
}

.nav--scrolled {
  background: rgba(11, 11, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  padding: 10px 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.nav__logo-mark {
  display: flex;
  flex-shrink: 0;
}

.nav__logo-mark svg {
  display: block;
  transition: transform var(--transition);
}

.nav__logo:hover .nav__logo-mark svg {
  transform: rotate(-6deg);
}

.nav__logo-accent {
  color: var(--accent);
}

.nav__links {
  display: flex;
  gap: 32px;
}

.nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav__link:hover { color: var(--text); }

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition);
}
.lang-toggle:hover {
  color: var(--text);
  background: var(--bg-surface);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: all var(--transition);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
  position: relative;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, var(--accent-dim), transparent),
    radial-gradient(ellipse 40% 60% at 20% 80%, var(--green-dim), transparent);
}

.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-light) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black, transparent);
  opacity: 0.4;
  animation: gridDrift 30s linear infinite;
}

@keyframes gridDrift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(80px, 80px); }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero__title-accent {
  color: var(--accent);
  position: relative;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 500px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.hero__stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--accent);
}

.hero__stat-label {
  font-size: 13px;
  color: var(--text-dim);
}

.hero__stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
}

/* Hero platforms strip */
.hero__platforms {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
}

.hero__platforms-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-right: 4px;
}

.platform-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all var(--transition);
}

.platform-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.platform-chip svg { color: var(--text-muted); }
.platform-chip:hover svg { color: var(--accent); }

.platform-chip--arm {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--green);
  background: var(--green-dim);
  border-color: rgba(0, 212, 170, 0.3);
}

.platform-chip--arm:hover {
  border-color: var(--green);
  color: var(--green);
}

/* --- Terminal --- */
.terminal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 80px rgba(255, 107, 53, 0.06);
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.terminal__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.terminal__dot--red { background: #FF5F57; }
.terminal__dot--yellow { background: #FEBC2E; }
.terminal__dot--green { background: #28C840; }

.terminal__filename {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  margin-left: 8px;
}

.terminal__body {
  padding: 20px 22px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.8;
  overflow-x: auto;
}

.terminal__line {
  display: block;
  white-space: pre;
}

/* Hero terminal animation */
.hero .terminal__line {
  opacity: 0;
  transform: translateY(8px);
  animation: lineReveal 0.4s ease forwards;
  animation-delay: calc(var(--i) * 0.12s + 0.5s);
}

@keyframes lineReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Syntax highlighting */
.hl-comment { color: var(--text-dim); font-style: italic; }
.hl-keyword { color: var(--accent); }
.hl-key { color: var(--text); }
.hl-punct { color: var(--text-dim); }
.hl-string { color: var(--green); }
.hl-type { color: var(--yellow); }
.hl-bool { color: #C792EA; }
.hl-func { color: #82AAFF; }
.hl-prompt { color: var(--accent); font-weight: 500; }
.hl-output { color: var(--green); }

/* --- Features Grid --- */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.feature-card:hover::before { opacity: 1; }

.feature-card--wide {
  grid-column: span 2;
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-md);
  color: var(--accent);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}

.feature-card__desc {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.65;
  position: relative;
  z-index: 1;
}

/* --- How It Works --- */
.how__diagram {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
}

.how__step {
  text-align: center;
  width: 240px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  padding: 32px 24px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

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

.how__step-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-md);
  color: var(--accent);
  margin: 0 auto 20px;
}

.how__step-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.how__step-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.how__connector {
  color: var(--text-dim);
  display: flex;
  align-items: center;
  align-self: center;
}

/* --- Configurations --- */
.configs__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.config-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.config-card:hover {
  border-color: var(--text-dim);
}

.config-card--featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 8px 40px rgba(255, 107, 53, 0.08);
}

.config-card--featured:hover {
  box-shadow: 0 0 0 1px var(--accent), 0 12px 60px rgba(255, 107, 53, 0.18);
  transform: translateY(-2px);
}

.config-card__glow {
  position: absolute;
  top: -40%;
  right: -20%;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse at center, var(--accent-dim), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.config-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.config-card__brand {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.config-card__icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: var(--radius-md);
}

.config-card__icon--muted {
  width: 44px;
  height: 44px;
  background: var(--bg-elevated);
  color: var(--text-muted);
}

.config-card__id {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.config-card__abbr {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}

.config-card__abbr--muted {
  color: var(--text-dim);
}

.config-card__title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.config-card__title--sm {
  font-size: 1.1rem;
}

.config-card__status {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 100px;
  border: 1px solid;
  white-space: nowrap;
}

.config-card__status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.config-card__status--ready {
  color: var(--green);
  background: var(--green-dim);
  border-color: rgba(0, 212, 170, 0.35);
}

.config-card__badges {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.config-card__status--live {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(255, 107, 53, 0.45);
  text-decoration: none;
  transition: all var(--transition);
}

.config-card__status--live::before {
  background: var(--accent);
  animation: livePulse 2s ease-in-out infinite;
  box-shadow: 0 0 0 0 var(--accent-glow);
}

.config-card__status--live:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.config-card__status--live:hover::before {
  background: #fff;
  animation: none;
  box-shadow: none;
}

@keyframes livePulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 6px transparent; }
}

.config-card__status--soon {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(255, 107, 53, 0.35);
}

.config-card__status--planned {
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-color: var(--border);
}

.config-card__desc {
  font-size: 15.5px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 720px;
  position: relative;
  z-index: 1;
}

.config-card__desc--sm {
  font-size: 14px;
  margin-bottom: 0;
}

.config-card__stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 32px;
  padding: 20px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
}

.config-card__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
}

.config-card__stat-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}

.config-card__stat-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.config-card__compose {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.compose__group {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  align-items: start;
  padding: 12px 0;
  border-top: 1px dashed var(--border-light);
}

.compose__group:first-child {
  border-top: none;
  padding-top: 0;
}

.compose__label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  padding-top: 6px;
}

.compose__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 11px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all var(--transition);
}

.chip:hover {
  border-color: var(--text-dim);
  transform: translateY(-1px);
}

.chip--catalog { border-color: rgba(255, 209, 102, 0.3); color: var(--yellow); background: rgba(255, 209, 102, 0.06); }
.chip--doc     { border-color: rgba(130, 170, 255, 0.3); color: #82AAFF; background: rgba(130, 170, 255, 0.06); }
.chip--reg     { border-color: rgba(0, 212, 170, 0.3); color: var(--green); background: var(--green-dim); }
.chip--info    { border-style: dashed; }
.chip--rep     { border-color: rgba(199, 146, 234, 0.3); color: #C792EA; background: rgba(199, 146, 234, 0.06); }
.chip--extra   { color: var(--text-muted); }

/* Demo box — credentials + CTA */
.config-card__demo-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding: 18px 22px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--accent-dim), transparent 80%), var(--bg);
  border: 1px solid rgba(255, 107, 53, 0.35);
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
}

.config-card__demo-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.config-card__demo-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.config-card__demo-creds {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 14px;
}

.cred {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.cred__key {
  color: var(--text-dim);
  font-size: 12px;
}

.cred__key::after {
  content: ':';
  margin-left: 1px;
}

.cred__val {
  color: var(--text);
  font-weight: 500;
  padding: 2px 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 4px;
  user-select: all;
}

.cred__sep {
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.config-card__demo-box .btn {
  flex-shrink: 0;
}

/* Host info strip — under the demo box */
.config-card__host {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: -8px 0 24px;
  padding: 12px 18px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
  font-size: 13px;
}

.host__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-dim);
  color: var(--green);
  border-radius: var(--radius-sm);
}

.host__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
  flex: 1;
}

.host__label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.host__value {
  color: var(--text);
  font-size: 13px;
  line-height: 1.4;
}

.host__stats {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  padding-left: 14px;
  border-left: 1px solid var(--border);
}

.host__stat b {
  color: var(--green);
  font-weight: 700;
}

.host__stat-sep {
  color: var(--text-dim);
}

.config-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.config-card__cmd {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  padding: 10px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* Upcoming grid */
.configs__upcoming {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.config-card--soon {
  padding: 24px;
  opacity: 0.85;
  transition: all var(--transition);
}

.config-card--soon:hover {
  opacity: 1;
  border-color: var(--text-dim);
  transform: translateY(-2px);
}

.config-card--soon .config-card__top {
  margin-bottom: 14px;
}

.config-card--soon .config-card__brand {
  gap: 12px;
}

/* CTA */
.configs__cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 28px 32px;
  background: var(--bg-surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  margin-top: 4px;
}

.configs__cta-text h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.configs__cta-text p {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 560px;
}

/* --- Code Tabs --- */
.code-tabs {
  max-width: 760px;
  margin: 0 auto;
}

.code-tabs__buttons {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
}

.code-tabs__btn {
  padding: 10px 24px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-bottom: none;
  transition: all var(--transition);
}

.code-tabs__btn.active {
  color: var(--accent);
  background: var(--bg-elevated);
  border-color: var(--accent);
}

.code-tabs__content {
  position: relative;
}

.code-panel {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 0 var(--radius-lg) var(--radius-lg) var(--radius-lg);
  overflow: hidden;
}

.code-panel.active { display: block; }

.code-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
}

.code-panel__lang {
  padding: 2px 8px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

.code-panel pre {
  padding: 24px;
  overflow-x: auto;
  margin: 0;
}

.code-panel code {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
}

/* --- Comparison --- */
.compare__table {
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.compare__header,
.compare__row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 0;
}

.compare__header {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.compare__header > * {
  padding: 16px 24px;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.compare__row {
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition);
}

.compare__row:last-child { border-bottom: none; }
.compare__row:hover { background: var(--bg-surface); }

.compare__label,
.compare__col {
  padding: 16px 24px;
  font-size: 15px;
}

.compare__col--dim {
  color: var(--text-dim);
}

.compare__col--accent {
  color: var(--green);
  font-weight: 600;
}

.compare__check {
  color: var(--green);
  font-weight: 700;
}

/* --- Roadmap --- */
.roadmap__timeline {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

.roadmap__timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}

.roadmap__item {
  position: relative;
  padding: 16px 0 16px 28px;
}

.roadmap__dot {
  position: absolute;
  left: -40px;
  top: 22px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg);
  z-index: 1;
}

.roadmap__item--done .roadmap__dot {
  border-color: var(--green);
  background: var(--green-dim);
}
.roadmap__item--done .roadmap__dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.roadmap__item--progress .roadmap__dot {
  border-color: var(--accent);
  background: var(--accent-dim);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 8px transparent; }
}

.roadmap__item--planned .roadmap__dot {
  border-color: var(--text-dim);
  background: var(--bg-elevated);
}

.roadmap__content h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.roadmap__content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

.roadmap__item--planned .roadmap__content h4 { color: var(--text-dim); }
.roadmap__item--planned .roadmap__content p { color: var(--text-dim); }

.roadmap__stats {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin: 0 auto 48px;
  max-width: 700px;
}

.roadmap__stat {
  flex: 1;
  min-width: 130px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
}

.roadmap__stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}

.roadmap__stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* --- FAQ --- */
.faq__list {
  max-width: 720px;
  margin: 0 auto;
}

.faq__item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq__item:hover { border-color: var(--text-dim); }
.faq__item.active { border-color: var(--accent); }

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  color: var(--text);
  transition: color var(--transition);
}

.faq__question::after {
  content: '+';
  font-size: 22px;
  font-weight: 300;
  color: var(--text-dim);
  transition: transform var(--transition), color var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq__item.active .faq__question::after {
  content: '−';
  color: var(--accent);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq__answer p {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- Support --- */
.support__cards {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

.support__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  text-align: center;
  max-width: 320px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.support__card:hover {
  border-color: var(--accent-glow);
  box-shadow: 0 0 24px var(--accent-glow);
}

.support__icon {
  font-size: 2.4rem;
  line-height: 1;
}

.support__title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0;
}

.support__desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

.support__addr {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.72rem;
  word-break: break-all;
  color: var(--text-muted);
  width: 100%;
  box-sizing: border-box;
}

.support__copy, .support__btn {
  margin-top: 4px;
  width: 100%;
}

/* --- CTA --- */
.cta {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 50% at 50% 50%, var(--accent-dim), transparent),
    radial-gradient(ellipse 40% 40% at 30% 70%, var(--green-dim), transparent);
}

.cta__inner {
  position: relative;
  z-index: 1;
}

.cta__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.cta__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  margin-bottom: 48px;
}

.cta__terminal {
  max-width: 560px;
  margin: 0 auto 48px;
  text-align: left;
}

.cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Contact --- */
.contact {
  text-align: center;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  text-align: left;
  max-width: 900px;
  margin: 0 auto;
}

.contact__text {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.contact__socials {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact__social-link {
  font-weight: 600;
  font-size: 1rem;
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--transition);
}

.contact__social-link:hover {
  opacity: 0.8;
}

/* Form */
.form-group {
  margin-bottom: 20px;
}

.form-input {
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-input::placeholder {
  color: var(--text-dim);
}

.form-input:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  display: inline-block;
  padding: 12px 32px;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.form-submit:hover {
  background: var(--accent);
  color: var(--bg);
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: wait;
}

.form-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-status {
  margin-top: 12px;
  font-size: 0.85rem;
  min-height: 1.2em;
  line-height: 1.5;
  font-family: var(--font-mono);
  transition: color var(--transition);
}

.form-status[data-state="success"] {
  color: var(--green);
}

.form-status[data-state="error"] {
  color: #ff6b6b;
}

.form-status[data-state="pending"] {
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
}

.footer__tagline {
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 12px;
}

.footer__col h4 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer__col a {
  display: block;
  font-size: 14px;
  color: var(--text-dim);
  padding: 4px 0;
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--text); }

.footer__bottom {
  grid-column: 1 / -1;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
}

.footer__author {
  margin-top: 6px;
}

.footer__bottom a {
  color: var(--accent);
  font-weight: 500;
  transition: opacity var(--transition);
}
.footer__bottom a:hover { opacity: 0.75; }

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Mobile Menu --- */
.nav__overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 99;
}

.nav__overlay.active { display: block; }

@media (max-width: 768px) {
  .nav__toggle { display: flex; }
  .nav__actions .btn { display: none; /* hide github button on mobile to free space */ }

  .nav__links {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--bg-surface);
    border-left: 1px solid var(--border);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 8px;
    z-index: 101;
    transition: right var(--transition);
  }

  .nav__links.active { right: 0; }

  .nav__link {
    font-size: 16px;
    padding: 12px 0;
  }

  .hero__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
    text-align: center;
  }

  .hero__subtitle { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
  .hero__stats {
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px 24px;
  }
  .hero__stat-divider { display: none; }
  .hero__terminal-wrap { max-width: 100%; }

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

  .feature-card--wide { grid-column: span 1; }

  .how__diagram {
    flex-direction: column;
    align-items: center;
  }

  .how__connector {
    transform: rotate(90deg);
    padding-top: 0;
  }

  .compare__table { font-size: 13px; }
  .compare__label,
  .compare__col { padding: 12px 14px; }

  .config-card { padding: 24px; }
  .config-card__title { font-size: 1.25rem; }
  .config-card__stats { grid-template-columns: repeat(3, 1fr); padding: 16px; }
  .config-card__stat-value { font-size: 1.5rem; }
  .compose__group {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .configs__upcoming { grid-template-columns: 1fr; }
  .configs__cta {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
  }
  .config-card__cmd { margin-left: 0; width: 100%; text-align: center; }
  .config-card__actions { width: 100%; }
  .config-card__actions .btn { flex: 1; justify-content: center; }

  .config-card__demo-box {
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 14px;
  }
  .config-card__demo-box .btn { width: 100%; justify-content: center; }
  .config-card__badges { align-items: flex-start; }

  .config-card__host {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .host__stats {
    border-left: none;
    border-top: 1px solid var(--border);
    padding: 10px 0 0;
    width: 100%;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section { padding: 80px 0; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .cta__actions { flex-direction: column; }
  .cta__actions .btn { width: 100%; justify-content: center; }
  .hero__title { font-size: 2.2rem; }
}

/* --- Changelog --- */
.changelog {
  position: relative;
}

.changelog__list {
  margin-bottom: 32px;
  min-height: 200px;
}

.changelog__actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Grid of release cards */
.releases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.releases-grid--full {
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
}

/* Release card */
.release-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}

.release-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 0 1px var(--accent);
}

.release-card__cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-light);
}

.release-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.release-card:hover .release-card__cover img {
  transform: scale(1.04);
}

.release-card__body {
  padding: 24px 26px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 12px;
}

.release-card__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
}

.release-card__badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 100px;
  border: 1px solid;
}

.release-card__badge--major {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(255, 107, 53, 0.45);
}

.release-card__badge--minor {
  color: var(--green);
  background: var(--green-dim);
  border-color: rgba(0, 212, 170, 0.4);
}

.release-card__badge--patch {
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-color: var(--border);
}

.release-card__badge--release {
  color: var(--yellow);
  background: rgba(255, 209, 102, 0.1);
  border-color: rgba(255, 209, 102, 0.35);
}

.release-card__version {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.release-card__flag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 4px;
  color: var(--yellow);
  background: rgba(255, 209, 102, 0.08);
  border: 1px solid rgba(255, 209, 102, 0.25);
}

.release-card__date {
  font-size: 12.5px;
  color: var(--text-dim);
  margin-left: auto;
}

.release-card__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0;
  color: var(--text);
}

.release-card__summary {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.release-card__more {
  display: inline-flex;
  align-items: center;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  transition: gap 0.2s ease;
}

.release-card:hover .release-card__more {
  gap: 6px;
}

/* Loading & empty states */
.release-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 15px;
}

.release-loading__spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spinnerRotate 0.8s linear infinite;
}

@keyframes spinnerRotate {
  to { transform: rotate(360deg); }
}

.release-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 64px 24px;
  text-align: center;
  background: var(--bg-surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
}

.release-empty__icon {
  font-size: 3rem;
  line-height: 1;
}

.release-empty h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
}

.release-empty p {
  color: var(--text-muted);
  max-width: 480px;
}

.release-empty__details {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-dim);
}

.release-empty__details summary {
  cursor: pointer;
  user-select: none;
}

.release-empty__details code {
  display: inline-block;
  margin-top: 6px;
  padding: 6px 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
}

/* --- Changelog page --- */
.changelog-page {
  padding-top: 140px;
}

.changelog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
  padding: 16px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}

/* Toggle switch */
.toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.toggle__track {
  position: relative;
  width: 38px;
  height: 22px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all var(--transition);
}

.toggle__track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: var(--text-dim);
  border-radius: 50%;
  transition: all var(--transition);
}

.toggle input:checked + .toggle__track {
  background: var(--accent-dim);
  border-color: var(--accent);
}

.toggle input:checked + .toggle__track::after {
  left: 18px;
  background: var(--accent);
}

.toggle__label {
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}

.toggle:hover .toggle__track {
  border-color: var(--text-dim);
}

/* --- Release page --- */
.release-page {
  padding-top: 140px;
  padding-bottom: 80px;
}

.release-page__container {
  max-width: 820px;
}

.release-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  padding: 8px 14px 8px 10px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all var(--transition);
}

.release-back:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.release-header {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.release-header__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 13px;
}

.release-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
}

.release-translation-note {
  margin-bottom: 28px;
  padding: 14px 18px;
  background: rgba(255, 209, 102, 0.08);
  border: 1px solid rgba(255, 209, 102, 0.3);
  border-radius: var(--radius-md);
  color: var(--yellow);
  font-size: 14px;
  line-height: 1.5;
}

.release-body {
  margin-bottom: 40px;
}

/* --- Markdown body --- */
.markdown-body {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 2em 0 0.6em;
  color: var(--text);
}

.markdown-body h1 { font-size: 1.8rem; }
.markdown-body h2 {
  font-size: 1.5rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
}
.markdown-body h3 { font-size: 1.2rem; color: var(--accent); }
.markdown-body h4 { font-size: 1rem; }

.markdown-body > *:first-child {
  margin-top: 0;
}

.markdown-body p {
  margin: 0 0 1.1em;
  color: var(--text);
}

.markdown-body a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(255, 107, 53, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition);
}

.markdown-body a:hover {
  text-decoration-color: var(--accent);
}

.markdown-body ul,
.markdown-body ol {
  margin: 0 0 1.1em;
  padding-left: 1.6em;
}

.markdown-body li {
  margin-bottom: 0.4em;
}

.markdown-body li > p {
  margin: 0.3em 0;
}

.markdown-body strong {
  color: var(--text);
  font-weight: 700;
}

.markdown-body em {
  color: var(--text);
  font-style: italic;
}

.markdown-body code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 2px 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  color: var(--accent);
}

.markdown-body pre {
  margin: 1.2em 0;
  padding: 18px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow-x: auto;
  line-height: 1.6;
}

.markdown-body pre code {
  padding: 0;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 13.5px;
}

.markdown-body blockquote {
  margin: 1.2em 0;
  padding: 14px 18px;
  background: var(--bg-surface);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-muted);
}

.markdown-body blockquote p:last-child {
  margin-bottom: 0;
}

.markdown-body hr {
  margin: 2.5em 0;
  border: none;
  height: 1px;
  background: var(--border);
}

.markdown-body img,
.markdown-body video {
  max-width: 100%;
  height: auto;
  margin: 1.4em auto;
  display: block;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.markdown-body video {
  width: 100%;
}

.markdown-body table {
  width: 100%;
  margin: 1.4em 0;
  border-collapse: collapse;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 14.5px;
}

.markdown-body thead {
  background: var(--bg-elevated);
}

.markdown-body th,
.markdown-body td {
  padding: 10px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.markdown-body th {
  font-weight: 700;
  color: var(--text);
}

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

.markdown-body details {
  margin: 1.2em 0;
  padding: 12px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.markdown-body summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  user-select: none;
}

/* GitHub alerts */
.markdown-body .md-alert {
  margin: 1.2em 0;
  padding: 14px 18px;
  border-left: 3px solid;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--bg-surface);
}

.markdown-body .md-alert__title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.markdown-body .md-alert--note { border-color: #82AAFF; }
.markdown-body .md-alert--note .md-alert__title { color: #82AAFF; }
.markdown-body .md-alert--tip { border-color: var(--green); }
.markdown-body .md-alert--tip .md-alert__title { color: var(--green); }
.markdown-body .md-alert--important { border-color: #C792EA; }
.markdown-body .md-alert--important .md-alert__title { color: #C792EA; }
.markdown-body .md-alert--warning { border-color: var(--yellow); }
.markdown-body .md-alert--warning .md-alert__title { color: var(--yellow); }
.markdown-body .md-alert--caution { border-color: var(--red); }
.markdown-body .md-alert--caution .md-alert__title { color: var(--red); }

/* Release page extras */
.release-assets {
  margin: 32px 0;
  padding: 20px 24px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.release-assets h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.release-assets__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.release-assets__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.release-assets__list a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.release-assets__name {
  word-break: break-all;
}

.release-assets__size {
  flex-shrink: 0;
  color: var(--text-dim);
  font-size: 12px;
}

.release-footer {
  margin: 40px 0 24px;
}

.release-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.release-nav__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

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

.release-nav__link--next {
  text-align: right;
}

.release-nav__direction {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.release-nav__link:hover .release-nav__direction {
  color: var(--accent);
}

.release-nav__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

/* Changelog mobile */
@media (max-width: 768px) {
  .changelog-page,
  .release-page {
    padding-top: 110px;
  }

  .releases-grid,
  .releases-grid--full {
    grid-template-columns: 1fr;
  }

  .release-card__body {
    padding: 20px 22px 22px;
  }

  .release-card__date {
    margin-left: 0;
    width: 100%;
  }

  .release-nav {
    grid-template-columns: 1fr;
  }

  .release-nav__link--next {
    text-align: left;
  }

  .changelog-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .changelog-toolbar .btn {
    justify-content: center;
  }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}