/* ShapeAddress docs site. Same tokens as playground/index.html so the playground page needs no re-skin. */
:root{
  --bg:#f6f7fa; --surface:#ffffff; --fg:#1b1e26; --muted:#5b6070; --line:#dde0e8; --accent:#3b4ccf; --accent-soft:#e8eaf9;
  --good:#1f7a3f; --bad:#b3261e; --code-bg:#eef0f5; --stage:#ffffff; --on-accent:#ffffff;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#13151b;--surface:#1b1e27;--fg:#e8eaf0;--muted:#9aa0b3;--line:#2b2f3b;--accent:#8e9bff;--accent-soft:#242a4a;--good:#5cc77d;--bad:#ff7b72;--code-bg:#232733;--stage:#1b1e27;--on-accent:#13151b;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#13151b;--surface:#1b1e27;--fg:#e8eaf0;--muted:#9aa0b3;--line:#2b2f3b;--accent:#8e9bff;--accent-soft:#242a4a;--good:#5cc77d;--bad:#ff7b72;--code-bg:#232733;--stage:#1b1e27;--on-accent:#13151b;color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:15px;line-height:1.55;margin:0;min-height:100vh;display:flex;flex-direction:column}
main{flex:1 0 auto}
.bar{max-width:1040px;margin:0 auto;padding-inline:16px;display:flex;align-items:center;justify-content:space-between;gap:12px 20px;flex-wrap:wrap}
.wrap{max-width:1040px;margin:0 auto;padding-inline:16px;padding-block:28px 64px}
.narrow{max-width:760px}

/* type */
h1{font-size:clamp(26px,4.2vw,38px);font-weight:600;letter-spacing:-0.02em;line-height:1.12;margin:0 0 12px;text-wrap:balance}
h2{font-size:21px;font-weight:600;letter-spacing:-0.01em;margin:44px 0 10px;text-wrap:balance}
h3{font-size:16.5px;font-weight:600;margin:28px 0 6px}
h2 + h3{margin-top:14px}
p{margin:8px 0;max-width:68ch}
ul,ol{margin:8px 0;padding-left:22px;max-width:68ch}
li{margin:3px 0}
.lead{font-size:17.5px;color:var(--fg)}
.sub,.muted{color:var(--muted)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
code,.mono,kbd{font-family:var(--mono);font-size:.92em}
p code,li code,td code,h3 code,dd code{background:var(--code-bg);padding:1px 5px;border-radius:4px}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{text-decoration-thickness:2px}
hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.addr{font-family:var(--mono);font-size:13px;word-break:break-all;color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);color:var(--fg);padding:8px 12px;border:1px solid var(--line);border-radius:6px}
.skip:focus{left:8px;z-index:10}

/* chrome */
.site-header{border-bottom:1px solid var(--line);background:var(--surface)}
.site-header .bar{min-height:56px;padding-block:8px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--fg);text-decoration:none;font-weight:600;letter-spacing:-0.01em;font-size:17px}
.brand-mark{display:inline-flex;line-height:0}
.brand-mark svg{display:block;border-radius:4px}
.site-header nav{display:flex;flex-wrap:wrap;gap:2px 4px;font-size:14px}
.site-header nav a{color:var(--muted);text-decoration:none;padding:6px 9px;border-radius:6px}
.site-header nav a:hover{color:var(--fg);background:var(--accent-soft)}
.site-header nav a[aria-current="page"]{color:var(--accent);background:var(--accent-soft);font-weight:500}
.site-footer{border-top:1px solid var(--line);margin-top:auto;font-size:13px;color:var(--muted);background:var(--surface)}
.site-footer .bar{padding-block:22px;display:block}
.site-footer p{margin:4px 0;max-width:none}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:28px 40px;align-items:center;padding-block:44px 24px}
@media (max-width:820px){.hero{grid-template-columns:1fr;padding-block:28px 12px}}
.hero h1{font-size:clamp(28px,4.6vw,44px)}
.hero .lead{margin-top:14px}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.btn{display:inline-block;font:inherit;font-weight:500;font-size:14.5px;padding:9px 16px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:var(--on-accent);text-decoration:none;cursor:pointer}
.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn.secondary{background:var(--surface);color:var(--accent)}
.hero-visual{display:grid;gap:10px;justify-items:center}
.hero-visual .ladder{justify-content:center}

/* live demos */
.ladder{display:flex;flex-wrap:wrap;gap:18px 22px;align-items:flex-end;margin-top:12px}
.ladder figure,.demo figure{margin:0;display:grid;gap:6px;justify-items:center}
.ladder figcaption,.demo figcaption{font-family:var(--mono);font-size:11.5px;color:var(--muted);text-align:center}
.ladder svg,.demo svg{display:block;background:var(--stage);border-radius:6px;max-width:100%;height:auto}
.demo{display:flex;flex-wrap:wrap;gap:16px 22px;align-items:flex-end;margin:14px 0 6px}
.demo.boxed figure{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px}
[data-sa-input]{display:inline-block;line-height:0;min-width:1em;min-height:1em}
[data-sa-input] svg{display:block;max-width:100%;height:auto}
.legend{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.legend span{font-size:12.5px;padding:2px 8px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-family:var(--mono)}
.legend span b{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:6px;vertical-align:-1px}
.pair{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:12px}
.pair figure{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px;display:grid;gap:8px;justify-items:center}
.pair figcaption{font-family:var(--mono);font-size:12px;color:var(--muted);word-break:break-all;text-align:center}
.pair svg{max-width:100%;height:auto;background:var(--stage);border-radius:8px}

/* code */
.codebox{position:relative;margin:10px 0 14px}
pre{background:var(--code-bg);padding:14px 16px;border-radius:8px;overflow-x:auto;font-family:var(--mono);font-size:13px;line-height:1.5;margin:0;tab-size:2}
.codebox pre{padding-right:72px}
.copy{position:absolute;top:8px;right:8px;font:inherit;font-size:12px;padding:4px 10px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--fg);cursor:pointer}
.copy:hover{border-color:var(--accent)}
input:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* panels, notes, cards */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px}
.note{border-left:3px solid var(--accent);padding:4px 14px;margin:14px 0;background:var(--surface);border-radius:0 8px 8px 0}
.note p{max-width:none}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:14px}
.card,.cols>*,.hero>*,.pair figure,.codebox{min-width:0} /* grid and flex items otherwise grow to fit a long code line */
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;display:grid;gap:6px;align-content:start}
.card h3{margin:0;font-size:15.5px}
.card p{margin:0;color:var(--muted);font-size:14px}
.card .codebox{margin:6px 0 0}
.card pre{font-size:12.5px}
.card a.more{font-size:14px}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px 28px}
dl.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:14px;margin:8px 0}
dl.kv dt{color:var(--muted)}dl.kv dd{margin:0;font-family:var(--mono);word-break:break-all}

/* tables */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:12px 0;border:1px solid var(--line);border-radius:10px;background:var(--surface)}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{text-align:left;vertical-align:top;padding:9px 12px;border-top:1px solid var(--line)}
thead th{border-top:0;background:var(--code-bg);font-weight:600;font-size:13px;white-space:nowrap}
td code,th code{white-space:nowrap}
td.wrap-ok code{white-space:normal}

/* dictionary gallery */
.dict{margin-top:28px}
.dict-head{display:flex;flex-wrap:wrap;gap:6px 22px;align-items:baseline;margin-bottom:6px}
.dict-head h3{margin:0}
.dict-meta{font-size:13.5px;color:var(--muted)}
.dict-table{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:10px;background:var(--surface);margin-top:10px}
.dict-table table{width:auto;font-size:12px}
.dict-table th,.dict-table td{padding:3px;border:0;text-align:center;vertical-align:middle}
.dict-table thead th{background:var(--surface);height:92px;vertical-align:bottom;font-family:var(--mono);font-weight:500;font-size:11px;color:var(--muted)}
.dict-table thead th span{writing-mode:vertical-rl;transform:rotate(180deg);display:inline-block;line-height:1}
.dict-table tbody th{position:sticky;left:0;background:var(--surface);text-align:left;font-family:var(--mono);font-weight:500;font-size:12px;padding-inline:10px 12px;white-space:nowrap;z-index:1}
.dict-table tbody th b{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:7px;vertical-align:-1px}
.dict-table td svg{display:block;width:40px;height:40px}
.dict-table td{line-height:0}

/* page-local nav (reference pages) */
.toc{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:14px;margin:6px 0 16px;padding:0;list-style:none;max-width:none}
.toc li{margin:0}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}
.sig{font-family:var(--mono);font-size:14px;background:var(--code-bg);padding:8px 12px;border-radius:6px;display:inline-block;margin:6px 0;word-break:break-word}
.ret{color:var(--muted)}

@media (max-width:560px){
  .site-header nav{font-size:13.5px;gap:0 2px}
  .site-header nav a{padding:5px 7px}
  h2{margin-top:36px}
  pre{font-size:12.5px;padding:12px}
}
@media print{.site-header,.site-footer,.copy,.skip{display:none}}