/* ============================================================================
   tunlite — shared stylesheet for the landing page and the docs page.
   Dark "tunnel/terminal" identity: near-black depth, a single teal accent,
   IBM Plex Mono for structure + IBM Plex Sans for prose.
   ========================================================================== */

:root {
  --bg: #07090a;
  --bg-soft: #0a0e0f;
  --surface: #0d1315;
  --surface-2: #10181a;
  --line: rgba(140, 230, 210, 0.10);
  --line-soft: rgba(255, 255, 255, 0.06);
  --text: #dde7e6;
  --muted: #7f9398;
  --faint: #54676b;
  --accent: #35e6c0;
  --accent-deep: #16a88c;
  --accent-glow: rgba(53, 230, 192, 0.16);
  --host: #7fb7d6;
  --amber: #e7b24c;
  --rose: #f0726a;
  --mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', 'Menlo', monospace;
  --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
  --cjk: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', var(--sans);
  --maxw: 1080px;
  --sidebar-w: 232px;
  --nav-h: 61px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 22px); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

[data-lang="zh"] body,
html[data-lang="zh"] .zh { font-family: var(--cjk); }

/* language toggle visibility */
html[data-lang="en"] .zh { display: none !important; }
html[data-lang="zh"] .en { display: none !important; }

a { color: inherit; text-decoration: none; }

/* The hidden attribute must always win over component display rules — e.g. the
   install-tab panels are `.codeblock { display:flex }`, whose class specificity
   would otherwise override the UA `[hidden] { display:none }`. */
[hidden] { display: none !important; }

/* ---- atmosphere: tunnel light + grid + grain ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 540px at 50% -8%, var(--accent-glow), transparent 60%),
    radial-gradient(700px 700px at 88% 6%, rgba(53, 230, 192, 0.05), transparent 55%);
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(1100px 820px at 50% 0%, #000 35%, transparent 80%);
}
/* subtle film grain for premium depth */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; position: relative; z-index: 1; }

/* ---------- nav ---------- */
nav {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
  background: linear-gradient(180deg, rgba(7, 9, 10, 0.88), rgba(7, 9, 10, 0.64));
  border-bottom: 1px solid var(--line-soft);
}
.nav-in {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  gap: 22px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.3px;
}
.brand .pr { color: var(--accent); }
.brand .cur {
  width: 8px; height: 16px;
  background: var(--accent);
  margin-left: 4px;
  display: inline-block;
  transform: translateY(2px);
  animation: blink 1.1s steps(1) infinite;
  box-shadow: 0 0 10px var(--accent-glow);
}
@keyframes blink { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: 0; } }

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 13.5px;
}
.nav-links a.navlink {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  color: var(--muted);
  padding: 7px 11px;
  border-radius: 7px;
  transition: color .18s, background .18s;
}
.nav-links a.navlink:hover { color: var(--text); background: var(--line-soft); }
.nav-links a.navlink.nav-cta { color: var(--accent); }
@media (max-width: 720px) { .navlink.hide-sm { display: none; } }

.lang {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 12.5px;
}
.lang button {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--muted);
  padding: 6px 11px;
  cursor: pointer;
  font: inherit;
  transition: color .18s, background .18s;
}
.lang button[aria-pressed="true"] { color: var(--bg); background: var(--accent); font-weight: 600; }

.gh {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 8px;
  color: var(--muted);
  border: 1px solid var(--line);
  transition: color .18s, border-color .18s, transform .18s;
}
.gh:hover { color: var(--text); border-color: var(--accent); transform: translateY(-1px); }
.gh svg { width: 17px; height: 17px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .16s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-primary {
  background: var(--accent);
  color: #042019;
  font-weight: 600;
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 34px -8px var(--accent-glow); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--accent); transform: translateY(-2px); }
.btn svg { width: 16px; height: 16px; }

/* ---------- code blocks (shared) ---------- */
.codeblock {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 16px 16px 16px 20px;
  position: relative;
}
.codeblock .prompt { color: var(--accent); font-family: var(--mono); user-select: none; }
.codeblock code {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--text);
  overflow-x: auto;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.codeblock code::-webkit-scrollbar { display: none; }
.copy {
  appearance: none;
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 7px 12px;
  cursor: pointer;
  transition: color .18s, border-color .18s;
}
.copy:hover { color: var(--accent); border-color: var(--accent); }
.copy.done { color: var(--accent); border-color: var(--accent); }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line-soft); padding: 44px 0 56px; margin-top: 30px; position: relative; z-index: 1; }
.foot-in { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; display: flex; flex-wrap: wrap; gap: 28px; justify-content: space-between; align-items: flex-start; }
.foot-brand { font-family: var(--mono); font-weight: 600; font-size: 16px; }
.foot-brand .pr { color: var(--accent); }
.foot-tag { color: var(--faint); font-size: 13px; margin-top: 7px; font-family: var(--mono); }
.foot-links { display: flex; flex-wrap: wrap; gap: 22px; font-family: var(--mono); font-size: 13.5px; }
.foot-links a { color: var(--muted); transition: color .18s; }
.foot-links a:hover { color: var(--accent); }
.foot-meta { max-width: var(--maxw); margin: 22px auto 0; padding: 0 28px; color: var(--faint); font-size: 12.5px; font-family: var(--mono); }

/* ---------- scroll reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].in { opacity: 1; transform: none; }

/* =========================================================================
   LANDING PAGE
   ========================================================================= */
.hero { padding: 88px 0 60px; position: relative; overflow-x: clip; }
.hero-glow {
  position: absolute;
  top: -40px; left: 50%;
  width: 760px; height: 420px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, var(--accent-glow), transparent 72%);
  filter: blur(6px);
  z-index: 0;
  pointer-events: none;
  animation: breathe 7s ease-in-out infinite;
}
@keyframes breathe { 0%, 100% { opacity: .7; } 50% { opacity: 1; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .5px;
  color: var(--accent);
  border: 1px solid var(--line);
  background: rgba(53, 230, 192, 0.05);
  padding: 6px 13px;
  border-radius: 100px;
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}

h1.title {
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(40px, 7vw, 74px);
  line-height: 1.02;
  letter-spacing: -2px;
  margin: 22px 0 0;
}
h1.title .accent { color: var(--accent); }
[data-lang="zh"] h1.title { letter-spacing: -1px; font-weight: 600; }

.lede {
  max-width: 624px;
  margin: 22px 0 0;
  font-size: clamp(16px, 1.7vw, 18.5px);
  color: var(--muted);
  line-height: 1.7;
}
.lede b { color: var(--text); font-weight: 600; }
.lede i { color: var(--faint); font-style: italic; }

/* mobile: reclaim a little width + dial down the oversized hero type */
@media (max-width: 560px) {
  .wrap, .foot-in, .foot-meta { padding-left: 18px; padding-right: 18px; }
  h1.title { font-size: 34px; letter-spacing: -1px; }
  .lede { font-size: 15.5px; }
}

.hero-meta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--faint);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero-meta span::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--accent-deep); }

.cta { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 13px; }

/* terminal demo */
.terminal {
  margin-top: 52px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, #0b1112, #080c0d);
  box-shadow: 0 40px 90px -40px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  overflow: hidden;
  position: relative;
}
.terminal::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: .55;
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.014);
}
.term-bar .tl { width: 11px; height: 11px; border-radius: 50%; }
.tl.r { background: #ff5f57; } .tl.y { background: #febc2e; } .tl.g { background: #28c840; }
.term-bar .tt { margin-left: 10px; font-family: var(--mono); font-size: 12.5px; color: var(--faint); }
.term-body {
  padding: 20px 22px 24px;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.75;
  overflow-x: auto;
}
.ln { white-space: pre; }
.ln.cmd { color: var(--text); }
.ln.cmd::before { content: '$ '; color: var(--accent); }
.ln.out { color: var(--muted); }
.ln.ok { color: var(--accent); }
.ln.head { color: var(--faint); }
.s-up { color: var(--accent); }
.s-host { color: var(--host); }
.s-r1 { color: var(--amber); }
.term-body .ln { opacity: 0; transform: translateY(6px); animation: lnin .42s ease forwards; }
@keyframes lnin { to { opacity: 1; transform: none; } }
.cursor-ln::after {
  content: '';
  display: inline-block;
  width: 8px; height: 15px;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: blink 1.1s steps(1) infinite;
}

/* status table — a grid so columns auto-align regardless of content width
   (hand-spaced monospace drifts as soon as one cell changes length). */
.term-table {
  display: grid;
  grid-template-columns: repeat(8, max-content);
  column-gap: 26px;
  row-gap: 3px;
  margin: 4px 0 2px;
  color: var(--muted);
  opacity: 0;
  transform: translateY(6px);
  animation: lnin .42s ease forwards;
}
.term-table .tc { white-space: nowrap; }
.term-table .th { color: var(--faint); }

/* sections (landing) */
.section { padding: 60px 0; position: relative; }
.divider { height: 1px; background: var(--line-soft); max-width: var(--maxw); margin: 0 auto; }
.sec-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 34px; }
.sec-num {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 3px 8px;
}
.sec-head h2 {
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 29px);
  letter-spacing: -.6px;
  margin: 0;
}

/* value cards (landing "why") */
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 760px) { .value-grid { grid-template-columns: 1fr; } }
.vcard {
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--surface), rgba(13, 19, 21, 0.5));
  border-radius: 13px;
  padding: 24px 22px 26px;
  transition: transform .2s, border-color .2s, box-shadow .2s;
  position: relative;
  overflow: hidden;
}
.vcard:hover { transform: translateY(-3px); border-color: var(--line); box-shadow: 0 24px 50px -30px rgba(0, 0, 0, 0.9); }
.vcard .ico {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--accent);
  margin-bottom: 16px;
  background: rgba(53, 230, 192, 0.05);
}
.vcard .ico svg { width: 19px; height: 19px; }
.vcard h3 { font-family: var(--mono); font-weight: 600; font-size: 15.5px; margin: 0 0 7px; letter-spacing: -.2px; }
.vcard p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.62; }
.vcard code { font-family: var(--mono); color: var(--accent); font-size: .88em; }

/* get-started block (landing) */
.start-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.start-grid > * { min-width: 0; }
@media (max-width: 760px) { .start-grid { grid-template-columns: 1fr; } }
.start-step { font-family: var(--mono); font-size: 12.5px; color: var(--accent); margin: 0 0 12px; letter-spacing: .4px; text-transform: uppercase; }
.start-pre {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 18px 20px;
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.start-pre .c { color: var(--accent); }
.start-pre .h { color: var(--faint); }
.start-more { margin-top: 16px; font-family: var(--mono); font-size: 13.5px; }
.start-more a { color: var(--accent); }
.start-more a:hover { text-decoration: underline; }

/* =========================================================================
   DOCS PAGE
   ========================================================================= */
.docs-layout {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  gap: 48px;
  position: relative;
  z-index: 1;
}
@media (max-width: 880px) { .docs-layout { grid-template-columns: 1fr; gap: 0; } }

/* sidebar */
.sidebar {
  position: sticky;
  top: var(--nav-h);
  align-self: start;
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  padding: 30px 0 60px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--line); border-radius: 6px; }
.sb-group { font-family: var(--mono); font-size: 11px; letter-spacing: .7px; text-transform: uppercase; color: var(--faint); margin: 22px 0 8px; }
.sb-group:first-child { margin-top: 0; }
.sidebar a {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  padding: 5px 12px;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: color .15s, border-color .15s;
}
.sidebar a:hover { color: var(--text); }
.sidebar a.active { color: var(--accent); border-left-color: var(--accent); }

@media (max-width: 880px) {
  .sidebar {
    position: static;
    height: auto;
    overflow: visible;
    padding: 0;
    margin: 0 -28px;
    border-bottom: 1px solid var(--line-soft);
    background: var(--bg-soft);
  }
  .sb-inner { display: none; padding: 14px 28px 20px; }
  .sidebar.open .sb-inner { display: block; }
  .sb-toggle {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%; appearance: none; cursor: pointer;
    font-family: var(--mono); font-size: 13.5px; color: var(--text);
    background: transparent; border: 0; padding: 15px 28px;
  }
  .sb-toggle .chev { color: var(--accent); transition: transform .2s; }
  .sidebar.open .sb-toggle .chev { transform: rotate(180deg); }
  .sb-group:first-child { margin-top: 8px; }
}
@media (min-width: 881px) { .sb-toggle { display: none; } }

/* docs content */
.docs-content { padding: 38px 0 80px; min-width: 0; }
.docs-intro { margin-bottom: 8px; }
.docs-intro h1 {
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(30px, 4.5vw, 42px);
  letter-spacing: -1.2px;
  margin: 0 0 14px;
}
.docs-intro h1 .pr { color: var(--accent); }
.docs-intro p { color: var(--muted); max-width: 640px; margin: 0; font-size: 16.5px; }

.docs-content section { padding: 34px 0; border-top: 1px solid var(--line-soft); scroll-margin-top: calc(var(--nav-h) + 18px); }
.docs-content section:first-of-type { border-top: 0; }
.docs-content h2 {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 23px;
  letter-spacing: -.5px;
  margin: 0 0 6px;
  display: flex; align-items: baseline; gap: 11px;
}
.docs-content h2 .n { font-size: 13px; color: var(--accent); border: 1px solid var(--line); border-radius: 6px; padding: 2px 7px; }
.docs-content h3 {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
  margin: 26px 0 10px;
  letter-spacing: -.2px;
}
.docs-content .lead { color: var(--muted); margin: 0 0 18px; max-width: 660px; }
.docs-content p { color: var(--text); margin: 14px 0; max-width: 680px; }
.docs-content p.note { color: var(--muted); font-size: 14.5px; }
.docs-content a.ext { color: var(--accent); }
.docs-content a.ext:hover { text-decoration: underline; }
.docs-content ul { margin: 14px 0; padding-left: 0; list-style: none; max-width: 680px; }
.docs-content ul li {
  position: relative;
  padding-left: 20px;
  margin: 9px 0;
  color: var(--text);
  line-height: 1.6;
}
.docs-content ul li::before {
  content: '›';
  position: absolute; left: 2px; top: -1px;
  color: var(--accent);
  font-family: var(--mono);
}
.docs-content code {
  font-family: var(--mono);
  font-size: .86em;
  color: var(--accent);
  background: rgba(53, 230, 192, 0.07);
  border: 1px solid var(--line-soft);
  border-radius: 5px;
  padding: 1px 5px;
}

/* code blocks in docs (multi-line) */
pre.code {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 18px 20px;
  margin: 16px 0;
  overflow-x: auto;
  white-space: pre;
  position: relative;
}
pre.code .c { color: var(--accent); }
pre.code .h { color: var(--faint); }
pre.code .k { color: var(--host); }

/* Thin, on-theme scrollbar — the default chunky bar looks unfinished when a
   genuinely long command overflows the column. */
pre.code, pre.flow { scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
pre.code::-webkit-scrollbar, pre.flow::-webkit-scrollbar { height: 8px; }
pre.code::-webkit-scrollbar-thumb, pre.flow::-webkit-scrollbar-thumb { background: var(--line); border-radius: 8px; }
pre.code::-webkit-scrollbar-track, pre.flow::-webkit-scrollbar-track { background: transparent; }

/* install tabs (docs) */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 16px 0 12px; }
.tab {
  appearance: none;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line-soft);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: color .18s, border-color .18s, background .18s;
}
.tab[aria-selected="true"] { color: var(--accent); border-color: var(--accent); background: rgba(53, 230, 192, 0.06); }
.tab small { color: var(--faint); margin-left: 7px; font-size: 11px; }
.tab[aria-selected="true"] small { color: var(--accent-deep); }

/* tables (commands / exit codes) */
.tbl { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 13.5px; }
.tbl th, .tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.tbl th { font-family: var(--mono); font-size: 11.5px; letter-spacing: .5px; text-transform: uppercase; color: var(--faint); font-weight: 600; }
.tbl td:first-child { font-family: var(--mono); color: var(--accent); white-space: nowrap; }
.tbl td .opt { color: var(--muted); }
.tbl td { color: var(--text); }
@media (max-width: 560px) { .tbl, .tbl tbody, .tbl tr, .tbl td, .tbl th { display: block; } .tbl th { display: none; } .tbl td { border: 0; padding: 2px 0; } .tbl tr { padding: 12px 0; border-bottom: 1px solid var(--line-soft); } .tbl td:first-child { margin-bottom: 4px; } }

/* callout */
.callout {
  border-left: 2px solid var(--accent-deep);
  background: rgba(53, 230, 192, 0.04);
  border-radius: 0 10px 10px 0;
  padding: 14px 18px;
  margin: 18px 0;
  color: var(--muted);
  font-size: 14.5px;
  max-width: 680px;
}
.callout.warn { border-left-color: var(--amber); background: rgba(231, 178, 76, 0.05); }
.callout b { color: var(--text); }
.callout code { font-size: .86em; }

/* exit-code chips */
.exit-codes { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }
.exit-codes .ec { font-family: var(--mono); font-size: 13px; border: 1px solid var(--line-soft); border-radius: 8px; padding: 8px 12px; color: var(--muted); }
.exit-codes .ec b { color: var(--accent); }

/* flow diagram */
pre.flow {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 18px 20px;
  margin: 16px 0;
  overflow-x: auto;
  white-space: pre;
}

/* roles (how it works) */
.roles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 18px 0; }
@media (max-width: 720px) { .roles { grid-template-columns: 1fr; } }
.role { border: 1px solid var(--line-soft); border-radius: 12px; padding: 18px; background: var(--surface); }
.role .tag { font-family: var(--mono); font-size: 11px; letter-spacing: .6px; text-transform: uppercase; color: var(--accent); }
.role h4 { font-family: var(--mono); font-size: 15px; margin: 7px 0 8px; font-weight: 600; }
.role h4 code { color: var(--muted); font-size: 12px; font-weight: 400; background: none; border: 0; padding: 0; }
.role p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.6; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .term-body .ln { opacity: 1; transform: none; }
}