/* Pearl — Pear Liminal's theme, arranged as a landing page.
   Tokens and shapes (leaf-corner radii, deep green + citron, Georgia
   headlines) come from the Pear web client; layout follows the
   app.iyctt.com landing template. */

:root {
  color-scheme: light;
  --ink: #202823;
  --muted: #6d766c;
  --muted-2: #98a195;
  --line: #e7e9e2;
  --paper: #fff;
  --canvas: #f7f8f4;
  --sidebar: #f2f4ee;
  --green: #17483d;
  --green-deep: #103a31;
  --green-ink: #17483d;
  --green-soft: #e8eee6;
  --action-bg: #17483d;
  --action-ink: #f8f9f3;
  --citron: #d8ef83;
  --coral: #cf735e;
  --term-bg: #122e27;
  --term-bg-2: #0d241e;
  --term-ink: #e9efe2;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --container: 1120px;
  font-family: var(--font-sans);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #e8ede7;
    --muted: #a1aba1;
    --muted-2: #77816f;
    --line: #303a33;
    --paper: #171c19;
    --canvas: #111613;
    --sidebar: #1c231e;
    --green: #9fbd8e;
    --green-ink: #c3d99d;
    --green-soft: #2a372d;
    --action-bg: #b6d68c;
    --action-ink: #182117;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--ink); background: var(--paper); font-size: 16px; line-height: 1.6; }
a { color: inherit; }
code { font-family: var(--font-mono); font-size: .88em; background: var(--green-soft); padding: .08em .38em; border-radius: 5px 8px 8px 8px; }
.mono { font-family: var(--font-mono); }
.muted-2 { color: var(--muted-2); }

.skip-link { position: absolute; left: -999px; top: 0; z-index: 50; padding: .5rem .9rem; background: var(--action-bg); color: var(--action-ink); border-radius: 0 0 10px 0; }
.skip-link:focus { left: 0; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 clamp(1rem, 3vw, 1.5rem); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 20; background: var(--paper); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; gap: 1.4rem; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: inherit; text-decoration: none; font-family: var(--font-serif); font-size: 1.3rem; letter-spacing: -.02em; }
.brand-mark { display: flex; width: 34px; height: 34px; flex: 0 0 auto; align-items: center; justify-content: center; gap: 3.5px; border-radius: 12px 12px 12px 4px; background: var(--green); }
@media (prefers-color-scheme: dark) { .brand-mark { background: #284034; } }
.brand-mark .bar { display: block; width: 3px; border-radius: 3px; background: var(--citron); }
.brand-mark .bar-a { height: 9px; opacity: .62; }
.brand-mark .bar-b { height: 11px; opacity: .78; }
.brand-mark .pearl-dot { display: block; width: 7.5px; height: 7.5px; border-radius: 50%; background: var(--citron); }
.nav-links { display: flex; gap: 1.3rem; margin-left: .6rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 550; }
.nav-links a:hover { color: var(--green-ink); }
.nav-cta { display: flex; align-items: center; gap: .7rem; margin-left: auto; }
.nav-toggle { display: none; width: 38px; height: 38px; place-items: center; padding: 0; color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 11px 11px 11px 4px; cursor: pointer; }
.nav-toggle svg { width: 18px; height: 18px; }

.service-state { display: inline-flex; min-height: 30px; align-items: center; gap: 8px; padding: 0 10px; color: var(--muted); border: 1px solid var(--line); border-radius: 6px 13px 13px 13px; font-size: 11px; font-weight: 550; white-space: nowrap; }
.service-state i { display: block; width: 6px; height: 6px; flex: 0 0 6px; border-radius: 50%; background: #a9b0a6; }
.service-state.is-online i { background: #7d9e4e; }
.service-state.is-error i { background: var(--coral); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .45rem; text-decoration: none; font-weight: 650; border: 1px solid transparent; cursor: pointer; transition: background .16s, color .16s, border-color .16s; }
.btn-primary { color: var(--action-ink); background: var(--action-bg); }
.btn-primary:hover { background: var(--green-deep); }
@media (prefers-color-scheme: dark) { .btn-primary:hover { background: #c3d99d; } }
.btn-ghost { color: var(--green-ink); background: var(--green-soft); border-color: var(--line); }
.btn-ghost:hover { background: #dfe8d8; }
@media (prefers-color-scheme: dark) { .btn-ghost:hover { background: #33433566; background: #334335; } }
.btn-citron { color: #182117; background: var(--citron); }
.btn-citron:hover { background: #c9e56f; }
.btn-outline { color: #f2f5ec; background: transparent; border-color: rgba(248, 249, 243, .4); }
.btn-outline:hover { border-color: var(--citron); color: var(--citron); }
.btn-sm { min-height: 37px; padding: 0 14px; border-radius: 6px 12px 12px 12px; font-size: .85rem; }
.btn-lg { min-height: 47px; padding: 0 20px; border-radius: 7px 16px 16px 16px; font-size: .98rem; }

/* Hero */
.hero { padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem); background: linear-gradient(180deg, var(--canvas), var(--paper) 78%); }
.hero-grid { display: grid; grid-template-columns: 1.04fr .96fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: .38rem .75rem; color: var(--green-ink); background: var(--paper); border: 1px solid var(--line); border-radius: 6px 13px 13px 13px; font-size: .78rem; font-weight: 600; }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: #7d9e4e; }
h1 { margin: 1.1rem 0 1rem; font-family: var(--font-serif); font-weight: 400; font-size: clamp(2.5rem, 5.4vw, 3.9rem); line-height: 1.04; letter-spacing: -.03em; }
h1 em { font-style: italic; color: var(--green-ink); }
.lead { color: var(--muted); font-size: 1.08rem; line-height: 1.65; max-width: 56ch; }
.lead strong { color: var(--ink); font-weight: 650; }
.hero-actions { display: flex; gap: .7rem; flex-wrap: wrap; margin-top: 1.6rem; }
.hero-note { margin-top: 1.1rem; color: var(--muted-2); font-size: .85rem; }

/* Terminal */
.terminal { background: linear-gradient(160deg, var(--term-bg), var(--term-bg-2)); border-radius: 18px 18px 18px 6px; box-shadow: 0 24px 60px rgba(16, 42, 34, .22); overflow: hidden; }
.terminal-bar { display: flex; align-items: center; gap: .8rem; padding: .65rem 1rem; border-bottom: 1px solid rgba(216, 239, 131, .12); }
.terminal-bar .dots { display: flex; gap: 6px; }
.terminal-bar .dots span { width: 10px; height: 10px; border-radius: 50%; background: #3d5a4e; }
.terminal-bar .dots span:nth-child(1) { background: var(--coral); }
.terminal-bar .dots span:nth-child(2) { background: var(--citron); opacity: .75; }
.terminal-bar .dots span:nth-child(3) { background: #7d9e4e; }
.terminal-bar .title { color: #9db3a4; font-family: var(--font-mono); font-size: .76rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.terminal-body { margin: 0; padding: 1.1rem 1.2rem 1.25rem; color: var(--term-ink); font-family: var(--font-mono); font-size: .8rem; line-height: 1.65; overflow-x: auto; }
.tok-c { color: #7e968a; font-style: italic; }
.tok-prompt { color: var(--citron); }
.tok-fn { color: #eef4e4; font-weight: 600; }
.tok-p { color: #b7d3a8; }
.tok-s { color: #eee2bc; }
.tok-n { color: #eda58d; }
.caret { display: inline-block; width: 8px; height: 1.05em; margin-left: 3px; vertical-align: text-bottom; background: var(--citron); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* Sections */
.section { padding: clamp(2.8rem, 6vw, 4.5rem) 0; }
.section-alt { background: var(--canvas); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-header { max-width: 720px; margin-bottom: 2.2rem; }
.kicker { color: var(--green-ink); font-family: var(--font-mono); font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; margin-bottom: .6rem; }
h2 { margin: 0 0 .7rem; font-family: var(--font-serif); font-weight: 400; font-size: clamp(1.8rem, 3.4vw, 2.5rem); line-height: 1.12; letter-spacing: -.025em; }
h2 em { font-style: italic; color: var(--green-ink); }
.section p { color: var(--muted); }

.grid { display: grid; gap: 1.1rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: 18px 18px 18px 6px; padding: 1.5rem; transition: transform .18s, box-shadow .18s; }
.card:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(23, 72, 61, .09); }
.card .icon { display: grid; width: 42px; height: 42px; place-items: center; color: var(--green-ink); background: var(--green-soft); border-radius: 13px 13px 13px 5px; margin-bottom: 1rem; }
.card .icon svg { width: 21px; height: 21px; }
.card h3 { margin: 0 0 .5rem; font-size: 1.02rem; font-weight: 680; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--muted); font-size: .93rem; line-height: 1.6; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
.split p { line-height: 1.7; }
.tick-list { list-style: none; padding: 0; margin: 1.1rem 0 1.5rem; display: grid; gap: .55rem; color: var(--ink); font-size: .95rem; }
.tick-list li { position: relative; padding-left: 1.5rem; }
.tick-list li::before { content: ""; position: absolute; left: 0; top: .32em; width: 9px; height: 9px; border-radius: 50%; background: var(--citron); box-shadow: 0 0 0 2px var(--green-soft); }

/* Stats */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.stat { border-top: 2px solid var(--green-soft); padding-top: 1rem; }
.stat .num { font-family: var(--font-serif); font-size: clamp(2rem, 4vw, 2.9rem); line-height: 1; color: var(--green-ink); letter-spacing: -.02em; }
.stat .num .unit { font-size: .45em; margin-left: .15em; color: var(--muted); }
.stat .lbl { margin-top: .5rem; color: var(--muted); font-size: .88rem; line-height: 1.5; }

/* CTA */
.cta-banner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding: clamp(1.8rem, 4vw, 2.6rem); background: linear-gradient(150deg, #1a5041, var(--term-bg-2)); border-radius: 22px 22px 22px 8px; }
.cta-banner h2 { color: #f4f7ee; margin-bottom: .4rem; }
.cta-banner h2 em { color: var(--citron); }
.cta-banner p { color: #b9c8ba; margin: 0; max-width: 46ch; }
.cta-actions { display: flex; gap: .7rem; flex-wrap: wrap; }

/* Footer */
.site-footer { background: var(--canvas); border-top: 1px solid var(--line); padding: 2.8rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1.2fr; gap: 2rem; }
.footer-tag { margin-top: .8rem; color: var(--muted); font-size: .9rem; max-width: 34ch; }
.site-footer h4 { margin: 0 0 .7rem; font-size: .82rem; font-weight: 680; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.site-footer ul a { color: var(--ink); text-decoration: none; font-size: .93rem; }
.site-footer ul a:hover { color: var(--green-ink); text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 2.4rem; padding-top: 1.2rem; border-top: 1px solid var(--line); color: var(--muted-2); font-size: .85rem; }

/* Reveal (hidden state applies only when JS is running — see app.js) */
html.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
html.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .caret { animation: none; }
  html { scroll-behavior: auto; }
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .split { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav-toggle { display: grid; }
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; margin: 0; padding: .5rem 1rem 1rem; background: var(--paper); border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: .55rem .2rem; }
  .service-state { display: none; }
}
@media (max-width: 540px) {
  .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1 1 100%; justify-content: center; }
}

.doc-status { color: var(--muted); }
.doc-status.is-error { color: var(--coral); }
.doc-content { max-width: 76ch; }
.doc-content h3 { font-family: var(--font-serif); font-weight: 400; font-size: 1.5rem; letter-spacing: -.02em; margin: 1.4em 0 .5em; }
.doc-content h3:first-child { margin-top: 0; }
.doc-content h4 { font-family: var(--font-serif); font-weight: 400; font-size: 1.2rem; margin: 1.3em 0 .4em; }
.doc-content p { color: var(--muted); line-height: 1.7; margin: .6em 0; }
.doc-content ul { color: var(--muted); line-height: 1.7; padding-left: 1.2rem; margin: .6em 0; }
.doc-content a { color: var(--green-ink); }
.doc-content hr { border: 0; border-top: 1px solid var(--line); margin: 1.4em 0; }
.doc-code { margin: 1em 0; padding: 1rem 1.1rem; background: linear-gradient(160deg, var(--term-bg), var(--term-bg-2)); border-radius: 14px 14px 14px 5px; color: var(--term-ink); font-family: var(--font-mono); font-size: .8rem; line-height: 1.65; overflow-x: auto; white-space: pre; }
.tk-key { color: #b7d3a8; }
.tk-str { color: #eee2bc; }
.tk-num { color: #eda58d; }
.tk-com { color: #7e968a; font-style: italic; }
.tk-kw { color: var(--citron); }
.tk-fn { color: #eef4e4; font-weight: 600; }
.doc-endpoints { display: grid; gap: .45rem; margin: 0 0 1.6rem; }
.doc-endpoints h3 { margin-bottom: .2em; }
.doc-ep-group { color: var(--muted-2); font-family: var(--font-mono); font-size: .74rem; font-weight: 600; text-transform: uppercase; letter-spacing: .07em; margin: .9rem 0 .1rem; }
.doc-ep { display: flex; align-items: baseline; gap: .7rem; padding: .5rem .7rem; border: 1px solid var(--line); border-radius: 10px 12px 12px 5px; background: var(--canvas); }
.doc-ep .m { flex: 0 0 auto; min-width: 52px; text-align: center; padding: .12rem .4rem; border-radius: 5px 8px 8px 8px; font-family: var(--font-mono); font-size: .7rem; font-weight: 700; text-transform: uppercase; }
.m-get { color: var(--green); background: var(--green-soft); }
.m-post { color: #26330f; background: var(--citron); }
.m-delete { color: #7c3a2a; background: #f3ddd4; }
.m-put, .m-patch { color: #46574b; background: #e3e7dc; }
@media (prefers-color-scheme: dark) { .m-get { color: #c3d99d; } .m-delete { color: #e5a08c; background: #43302a; } .m-put, .m-patch { color: var(--muted); background: var(--green-soft); } }
.doc-ep .p { font-family: var(--font-mono); font-size: .82rem; white-space: nowrap; }
.doc-ep .s { color: var(--muted); font-size: .85rem; }

/* Code inside dark blocks must not inherit the inline-code chip style. */
.doc-code code { background: transparent; padding: 0; border-radius: 0; color: inherit; font-size: inherit; }

/* Document pages */
.doc-main { padding: clamp(2.2rem, 5vw, 3.6rem) 0 clamp(3rem, 6vw, 4.5rem); background: linear-gradient(180deg, var(--canvas), var(--paper) 340px); }
.doc-page-head { max-width: 76ch; }
.doc-page-head h1 { margin-top: .4rem; }
.doc-lede { color: var(--muted); font-size: 1.05rem; line-height: 1.65; max-width: 58ch; }
.doc-page-actions { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; margin-top: 1.3rem; }
.doc-dl-note { color: var(--muted-2); font-size: .88rem; }
.doc-pager { display: flex; gap: .35rem; flex-wrap: wrap; margin: 1.8rem 0 2rem; padding-bottom: 1.1rem; border-bottom: 1px solid var(--line); }
.doc-pager a { display: inline-flex; align-items: center; min-height: 34px; padding: 0 13px; color: #46574b; background: #edf0e9; border: 1px solid #dfe4da; border-radius: 6px 12px 12px 12px; font-size: .82rem; font-weight: 650; text-decoration: none; }
.doc-pager a:hover { color: var(--green-ink); }
.doc-pager a[aria-current="page"] { color: var(--action-ink); background: var(--action-bg); border-color: transparent; }
@media (prefers-color-scheme: dark) { .doc-pager a { color: var(--muted); background: var(--sidebar); border-color: var(--line); } .doc-pager a[aria-current="page"] { color: var(--action-ink); background: var(--action-bg); } }
.nav-links a[aria-current="page"] { color: var(--green-ink); }
@media (max-width: 640px) {
  .doc-ep { flex-wrap: wrap; }
  .doc-ep .p { white-space: normal; word-break: break-all; }
}