/* FeatherMC site. Dark only. */

@font-face { font-family: "Feather Text"; font-weight: 300; font-style: normal; font-display: swap; src: url("../fonts/FeatherText-Light.woff2") format("woff2"), url("../fonts/FeatherText-Light.ttf") format("truetype"); }
@font-face { font-family: "Feather Text"; font-weight: 300; font-style: italic; font-display: swap; src: url("../fonts/FeatherText-LightItalic.woff2") format("woff2"), url("../fonts/FeatherText-LightItalic.ttf") format("truetype"); }
@font-face { font-family: "Feather Text"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fonts/FeatherText-Regular.woff2") format("woff2"), url("../fonts/FeatherText-Regular.ttf") format("truetype"); }
@font-face { font-family: "Feather Text"; font-weight: 400; font-style: italic; font-display: swap; src: url("../fonts/FeatherText-Italic.woff2") format("woff2"), url("../fonts/FeatherText-Italic.ttf") format("truetype"); }
@font-face { font-family: "Feather Text"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fonts/FeatherText-Bold.woff2") format("woff2"), url("../fonts/FeatherText-Bold.ttf") format("truetype"); }
@font-face { font-family: "Feather Text"; font-weight: 700; font-style: italic; font-display: swap; src: url("../fonts/FeatherText-BoldItalic.woff2") format("woff2"), url("../fonts/FeatherText-BoldItalic.ttf") format("truetype"); }
@font-face { font-family: "Feather Display"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fonts/FeatherDisplay.woff2") format("woff2"), url("../fonts/FeatherDisplay.ttf") format("truetype"); }

:root {
  color-scheme: dark;

  --bg: #0a0c10;
  --bg-raised: #10141a;
  --bg-card: #131820;
  --bg-code: #0d1117;
  --line: #1f2731;
  --line-strong: #2b3542;

  --text: #e6ebf1;
  --text-dim: #9aa7b6;
  --text-faint: #6b7787;

  --accent: #7ee0c3;
  --accent-strong: #4fd1aa;
  --accent-ink: #062a20;
  --accent-soft: rgba(126, 224, 195, 0.12);

  --warn: #f2c66d;
  --warn-soft: rgba(242, 198, 109, 0.12);
  --danger: #f08a8a;
  --danger-soft: rgba(240, 138, 138, 0.12);

  --radius: 12px;
  --radius-sm: 8px;
  --max: 1120px;

  --font-sans: "Feather Text", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Feather Display", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

h1, h2, h3, h4 {
  margin: 0 0 0.5em;
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
}
h1, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
}
h1 { font-size: clamp(2.3rem, 5.5vw, 3.9rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.25rem); }
h3 { font-size: 1.15rem; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }

code, pre, kbd { font-family: var(--font-mono); font-size: 0.88em; }
:not(pre) > code {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.1em 0.4em;
  color: var(--text);
  overflow-wrap: anywhere;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  z-index: 100;
  font-weight: 600;
}
.skip-link:focus { left: 16px; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 600px) { .container { padding: 0 16px; } }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 12, 16, 0.82);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 28px; height: 28px; }
.brand-wordmark { display: block; height: 24px; width: auto; }
.brand span b { color: var(--accent); font-weight: 700; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  color: var(--text-dim);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.94rem;
  font-weight: 500;
}
.nav a:hover { color: var(--text); background: var(--bg-raised); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--text); background: var(--bg-raised); }
.nav .btn { margin-left: 8px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  width: 40px;
  height: 40px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 18px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px; }
  .nav .btn { margin: 8px 0 0; text-align: center; justify-content: center; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; }

.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-strong); }

.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn-ghost:hover { background: var(--bg-raised); border-color: var(--text-faint); }

.nav .btn-primary { color: var(--accent-ink); padding: 8px 14px; }
.nav .btn-primary:hover { background: var(--accent-strong); color: var(--accent-ink); }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: 104px 0 88px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 760px;
  height: 760px;
  background: radial-gradient(closest-side, rgba(126, 224, 195, 0.16), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 70% 20%, black 0%, transparent 60%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 20%, black 0%, transparent 60%);
  opacity: 0.45;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 920px) {
  .hero { padding: 72px 0 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(126, 224, 195, 0.25);
  padding: 5px 11px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(126, 224, 195, 0.25);
}

.hero h1 .h1-accent { color: var(--accent); }
.hero h1 .soft { color: var(--text-dim); font-weight: 600; }
.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--text-dim);
  max-width: 560px;
  margin-bottom: 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  color: var(--text-faint);
  font-size: 0.88rem;
  font-family: var(--font-mono);
}
.hero-meta span::before { content: "\2022"; color: var(--accent); margin-right: 8px; }

/* Terminal card */

.terminal {
  background: var(--bg-code);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.02) inset;
  overflow: hidden;
  min-width: 0;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-raised);
}
.terminal-bar i { width: 11px; height: 11px; border-radius: 50%; }
.terminal-bar i:nth-child(1) { background: #ff5f57; }
.terminal-bar i:nth-child(2) { background: #febc2e; }
.terminal-bar i:nth-child(3) { background: #28c840; }
.terminal-bar small {
  margin-left: 10px;
  font-family: var(--font-mono);
  color: var(--text-faint);
  font-size: 0.78rem;
}
.terminal.anim .tl { visibility: hidden; }
.terminal.anim .tl.shown { visibility: visible; }
.terminal .dots { display: inline-block; width: 3ch; text-align: left; }
.terminal .caret {
  display: inline-block;
  width: 0.6em;
  height: 1.05em;
  margin-left: 1px;
  vertical-align: text-bottom;
  background: var(--text);
  animation: caret-blink 0.9s steps(1) infinite;
}
@keyframes caret-blink { 50% { opacity: 0; } }
.terminal pre {
  margin: 0;
  padding: 18px 18px 20px;
  font-size: 0.82rem;
  line-height: 1.75;
  overflow-x: auto;
  color: var(--text-dim);
}
.t-prompt { color: var(--accent); }
.t-cmd { color: var(--text); }
.t-ok { color: var(--accent); }
.t-info { color: #8ab4f8; }
.t-gold { color: #f5c451; }
.t-dim { color: var(--text-faint); }
.t-warn { color: var(--warn); }

/* ---------- Sections ---------- */

.section { padding: 96px 0; border-bottom: 1px solid var(--line); }
.section:last-of-type { border-bottom: none; }
@media (max-width: 700px) { .section { padding: 68px 0; } }

.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head p { color: var(--text-dim); font-size: 1.06rem; }
.section-head p.fineprint { color: var(--text-faint); font-size: 0.8rem; margin-top: 10px; }
.kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
}

.page-hero {
  padding: 80px 0 56px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  right: -200px;
  top: -320px;
  width: 640px;
  height: 640px;
  background: radial-gradient(closest-side, rgba(126, 224, 195, 0.12), transparent 70%);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
.page-hero p { color: var(--text-dim); font-size: 1.12rem; max-width: 680px; margin: 0; }

/* ---------- Pillars (why) ---------- */

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
@media (max-width: 860px) { .pillars { grid-template-columns: 1fr; } }
.pillar { background: var(--bg-raised); padding: 32px 28px; }
.pillar .num {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.82rem;
  margin-bottom: 18px;
  display: block;
}
.pillar p { color: var(--text-dim); margin: 0; }

/* ---------- Rule callout ---------- */

.rule {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 40px;
  padding: 28px 30px;
  border: 1px solid rgba(126, 224, 195, 0.28);
  background: linear-gradient(135deg, rgba(126, 224, 195, 0.08), rgba(126, 224, 195, 0.02));
  border-radius: var(--radius);
}
.rule-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  display: grid;
  place-items: center;
  color: var(--accent);
}
.rule-icon svg { width: 22px; height: 22px; }
.rule h3 { margin-bottom: 6px; }
.rule p { color: var(--text-dim); margin: 0; }
@media (max-width: 600px) { .rule { grid-template-columns: 1fr; gap: 14px; padding: 22px; } }

/* ---------- Feature cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 960px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition: border-color 0.2s ease, transform 0.2s ease;
  display: flex;
  flex-direction: column;
}
a.card { color: inherit; }
a.card:hover { text-decoration: none; border-color: var(--line-strong); transform: translateY(-2px); }
.card .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}
.card .icon svg { width: 20px; height: 20px; }
.card p { color: var(--text-dim); font-size: 0.95rem; margin: 0; }
.card .more { margin-top: auto; padding-top: 16px; font-size: 0.88rem; color: var(--accent); font-weight: 500; }

/* ---------- Tags ---------- */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid;
  white-space: nowrap;
  vertical-align: middle;
}
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.tag-green { color: var(--accent); border-color: rgba(126, 224, 195, 0.3); background: var(--accent-soft); }
.tag-amber { color: var(--warn); border-color: rgba(242, 198, 109, 0.3); background: var(--warn-soft); }
.tag-red { color: var(--danger); border-color: rgba(240, 138, 138, 0.3); background: var(--danger-soft); }
.tag-plain { color: var(--text-dim); border-color: var(--line-strong); background: var(--bg-raised); }
.tag-plain::before { display: none; }

/* ---------- Split rows (features page) ---------- */

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 48px;
  align-items: start;
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 80px;
}
.feature-row:last-child { border-bottom: none; }
.feature-row .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.feature-row p { color: var(--text-dim); }
.feature-row ul { color: var(--text-dim); padding-left: 20px; margin: 0 0 1em; }
.feature-row li { margin-bottom: 6px; }
.feature-row li::marker { color: var(--accent); }
@media (max-width: 900px) { .feature-row { grid-template-columns: 1fr; gap: 24px; padding: 48px 0; } }

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}
.toc a {
  font-size: 0.88rem;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  padding: 6px 12px;
  border-radius: 999px;
}
.toc a:hover { color: var(--text); border-color: var(--text-faint); text-decoration: none; }

/* ---------- Code blocks ---------- */

.code {
  position: relative;
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0 0 1.2em;
  min-width: 0;
}
.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 8px 8px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-raised);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-faint);
}
.code pre {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--text);
}
.copy-btn {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 28px;
  padding: 0;
  cursor: pointer;
}
.copy-btn svg { width: 15px; height: 15px; }
.copy-btn:hover { color: var(--text); border-color: var(--text-faint); }
.copy-btn.copied { color: var(--accent); border-color: rgba(126, 224, 195, 0.4); }

.c-key { color: #8ab4f8; }
.c-str { color: var(--accent); }
.c-num { color: var(--warn); }
.c-com { color: var(--text-faint); font-style: italic; }
.c-kw { color: #c792ea; }

/* Tabs */

.tabs { margin-bottom: 1.2em; }
.tab-list {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
  overflow-x: auto;
}
.tab-list button {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 10px 14px;
  margin-bottom: -1px;
  cursor: pointer;
  white-space: nowrap;
}
.tab-list button:hover { color: var(--text); }
.tab-list button[aria-selected="true"] { color: var(--text); border-bottom-color: var(--accent); }
.tab-panel[hidden] { display: none; }

/* ---------- Comparison table ---------- */

.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow-x: auto;
}
table { width: 100%; border-collapse: collapse; font-size: 0.94rem; }
th, td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--text-dim); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.06em; background: var(--bg-raised); }
tr:last-child td { border-bottom: none; }
td.col-feather { color: var(--text); }
td.col-paper { color: var(--text-dim); }
td:first-child { color: var(--text); font-weight: 500; min-width: 180px; }
.yes { color: var(--accent); font-weight: 600; }
.no { color: var(--text-faint); }

/* ---------- Steps ---------- */

.steps { counter-reset: step; display: grid; gap: 16px; }
.step {
  position: relative;
  padding: 24px 24px 24px 76px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-width: 0;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 22px;
  top: 22px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(126, 224, 195, 0.4);
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
}
.step h3 { margin-bottom: 6px; }
.step p { color: var(--text-dim); margin-bottom: 12px; }
.step .code:last-child { margin-bottom: 0; }
@media (max-width: 600px) {
  .step { padding: 64px 18px 20px; }
  .step::before { left: 18px; top: 18px; }
}

/* ---------- Download panel ---------- */

.dl-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 20px;
}
@media (max-width: 900px) { .dl-grid { grid-template-columns: 1fr; } }

.dl-main {
  background: linear-gradient(160deg, rgba(126, 224, 195, 0.09), rgba(126, 224, 195, 0.01) 60%), var(--bg-card);
  border: 1px solid rgba(126, 224, 195, 0.28);
  border-radius: var(--radius);
  padding: 32px;
}
.dl-main .version {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.dl-main h2 { margin-bottom: 10px; }
.dl-main p { color: var(--text-dim); }
.dl-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 18px; }
.dl-file {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-faint);
  overflow-wrap: anywhere;
}

.spec {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 28px;
}
.spec h3 { margin-bottom: 16px; }
.spec dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 12px 20px; }
.spec dt { color: var(--text-faint); font-size: 0.9rem; }
.spec dd { margin: 0; color: var(--text); font-size: 0.92rem; font-family: var(--font-mono); overflow-wrap: anywhere; }

.notice {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(242, 198, 109, 0.3);
  background: var(--warn-soft);
  color: var(--text);
  font-size: 0.93rem;
  margin: 0 0 1.2em;
}
.notice svg { flex: none; width: 20px; height: 20px; color: var(--warn); margin-top: 2px; }
.notice p { margin: 0; color: var(--text-dim); }
.notice strong { color: var(--text); }
.notice.info { border-color: rgba(126, 224, 195, 0.3); background: var(--accent-soft); }
.notice.info svg { color: var(--accent); }

/* ---------- Docs layout ---------- */

.docs {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 56px;
  padding-top: 56px;
  padding-bottom: 96px;
}
.docs-nav { position: sticky; top: 88px; align-self: start; }
.docs-nav h4 {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  margin: 0 0 10px;
}
.docs-nav ul { list-style: none; margin: 0 0 26px; padding: 0; border-left: 1px solid var(--line); }
.docs-nav a {
  display: block;
  padding: 5px 0 5px 14px;
  margin-left: -1px;
  border-left: 1px solid transparent;
  color: var(--text-dim);
  font-size: 0.92rem;
}
.docs-nav a:hover { color: var(--text); text-decoration: none; }
.docs-nav a.active { color: var(--accent); border-left-color: var(--accent); }

.prose { max-width: 760px; }
.prose h2 {
  font-size: 1.6rem;
  margin-top: 64px;
  padding-top: 8px;
  scroll-margin-top: 84px;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 32px; scroll-margin-top: 84px; }
.prose p, .prose li { color: var(--text-dim); }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 1.2em; }
.prose li { margin-bottom: 6px; }
.prose li::marker { color: var(--accent); }
.prose strong { color: var(--text); }

@media (max-width: 900px) {
  .docs { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-top: 32px; }
  .docs-nav { position: static; }
  .docs-nav ul { display: flex; flex-wrap: wrap; gap: 6px; border-left: none; margin-bottom: 18px; }
  .docs-nav a {
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    padding: 5px 12px;
    margin: 0;
    font-size: 0.85rem;
  }
  .docs-nav a.active { border-color: rgba(126, 224, 195, 0.5); }
}

/* ---------- CTA band ---------- */

.cta {
  text-align: center;
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 900px;
  height: 420px;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(126, 224, 195, 0.12), transparent 70%);
  pointer-events: none;
}
.cta .container { position: relative; }
.cta h2 { margin-bottom: 14px; }
.cta p { color: var(--text-dim); max-width: 560px; margin: 0 auto 28px; font-size: 1.06rem; }
.cta .hero-actions { justify-content: center; margin: 0; }

/* ---------- Two column helpers ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 32px; } }
.split > * { min-width: 0; }

.checklist { list-style: none; padding: 0; margin: 0 0 1.4em; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; color: var(--text-dim); }
.checklist li svg { flex: none; width: 20px; height: 20px; color: var(--accent); margin-top: 3px; }
.checklist strong { color: var(--text); font-weight: 600; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 56px 0 40px;
  background: var(--bg);
  color: var(--text-faint);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-grid a { color: var(--text-faint); }
.footer-grid a:hover { color: var(--text); }
.footer-about p { max-width: 320px; margin-top: 14px; }
@media (max-width: 760px) { .footer-about { grid-column: 1 / -1; } }
.footer-legal {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.82rem;
}

/* ---------- 404 ---------- */

.notfound {
  min-height: calc(100vh - 64px - 260px);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 96px 0;
}
.notfound .code-num {
  font-family: var(--font-mono);
  font-size: clamp(4rem, 14vw, 8rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--line-strong);
  line-height: 1;
  margin-bottom: 12px;
}
.notfound p { color: var(--text-dim); }

/* ---------- Reveal on scroll ---------- */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { transition: none !important; }
}