:root {
    --paper: #f4f6fa; --ink: #0c1a33; --muted: #4a5670; --rule: #d5dbe6; --blue: #1f6feb; --blue-ink: #fff;
    --amber: #ffb300; --butter: #fff3b0; --green: #12a150; --panel: #0c1a33; --panel-fg: #dfe6f5; --panel-dim: #7e8bab; --panel-rule: #22314f;
    --sans: "Bricolage Grotesque", system-ui, -apple-system, "Segoe UI", sans-serif;
    --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
    :root { --paper: #080e1c; --ink: #e8edf8; --muted: #9aa6c0; --rule: #1f2a44; --blue: #5b9bff; --blue-ink: #08101f;
            --panel: #101a33; --panel-rule: #26365a; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1.0625rem/1.6 var(--sans); font-optical-sizing: auto; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
::selection { background: var(--butter); color: #0c1a33; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 3px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

.airmail { height: 7px; background: repeating-linear-gradient(-45deg, var(--amber) 0 14px, var(--paper) 14px 22px, var(--blue) 22px 36px, var(--paper) 36px 44px); }

.wrap > nav { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.45rem; letter-spacing: -.045em; text-decoration: none; }
.brand img { width: 36px; height: 36px; display: block; }
.wrap > nav ul { display: flex; align-items: center; gap: 26px; list-style: none; margin: 0; padding: 0; font-size: .97rem; }
.wrap > nav ul a { text-decoration: none; color: var(--muted); }
.wrap > nav ul a:hover { color: var(--ink); }

.btn { display: inline-block; padding: 12px 20px; border-radius: 6px; font-weight: 600; text-decoration: none; border: 1.5px solid var(--ink); color: var(--ink); background: transparent; font-size: 1rem; }
.btn.solid { background: var(--blue); border-color: var(--blue); color: var(--blue-ink); }
.btn:hover { transform: translateY(-1px); }
.btn.small { padding: 8px 14px; font-size: .92rem; }

.hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 56px; align-items: center; padding: 64px 0 88px; }
.hero h1 { font-weight: 800; font-size: clamp(2.5rem, 5.6vw, 4.4rem); line-height: 1.02; letter-spacing: -.045em; margin: 0 0 24px; font-variation-settings: "opsz" 96; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 33em; margin: 0 0 32px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.note { margin: 18px 0 0; font-size: .92rem; color: var(--muted); }
.note b { background: linear-gradient(transparent 55%, var(--butter) 55%); color: var(--ink); font-weight: 600; }
@media (prefers-color-scheme: dark) { .note b { background: linear-gradient(transparent 55%, #5a4a00 55%); } }

/* the trace: the one memorable element */
.trace { background: var(--panel); color: var(--panel-fg); border-radius: 10px; font: 400 .84rem/1.55 var(--mono); box-shadow: 0 30px 60px -30px rgba(12, 26, 51, .55); overflow: hidden; border: 1px solid var(--panel-rule); }
.trace-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--panel-rule); }
.trace-bar span { color: var(--panel-dim); }
.seg { display: inline-flex; border: 1px solid var(--panel-rule); border-radius: 6px; overflow: hidden; }
.seg button { font: 500 .78rem var(--mono); color: var(--panel-dim); background: none; border: 0; padding: 6px 12px; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--panel-fg); color: var(--panel); }
.trace-req { padding: 16px; border-bottom: 1px solid var(--panel-rule); white-space: pre-wrap; word-break: break-word; }
.trace-req .k { color: #7fb2ff; } .trace-req .s { color: #a5d6a7; }
.trace ol { list-style: none; margin: 0; padding: 8px 0; }
.trace li { display: grid; grid-template-columns: 4.2em 6.6em 1fr; gap: 0 12px; padding: 5px 16px; }
.trace li .t { color: var(--panel-dim); }
.trace li .ev { font-weight: 500; }
.trace li.ok .ev { color: #54d48a; } .trace li.bad .ev { color: #ff8a7a; } .trace li.say .ev { color: var(--amber); }
.trace li .d { color: var(--panel-fg); word-break: break-word; }
.js .trace li { opacity: 0; transform: translateY(4px); transition: opacity .25s, transform .25s; }
.js .trace li.on { opacity: 1; transform: none; }
.trace-foot { padding: 12px 16px; border-top: 1px solid var(--panel-rule); color: var(--panel-dim); font-size: .78rem; }

.wrap > section { padding: 80px 0; border-top: 1px solid var(--rule); }
.wrap > section h2 { font-weight: 750; font-size: clamp(1.8rem, 3.4vw, 2.6rem); line-height: 1.08; letter-spacing: -.035em; margin: 0 0 14px; max-width: 18em; }
.sub { color: var(--muted); max-width: 36em; margin: 0 0 48px; font-size: 1.1rem; }

.when { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; }
.when > div { padding: 4px 32px 4px 0; }
.when > div + div { padding-left: 32px; border-left: 1px solid var(--rule); }
.when h3 { font-size: 1.35rem; letter-spacing: -.02em; margin: 0 0 20px; }
.when dt { font-weight: 700; margin: 0 0 2px; }
.when dd { margin: 0 0 20px; color: var(--muted); font-size: .98rem; }

.code { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 56px; align-items: start; }
pre.src { margin: 0; background: var(--panel); color: var(--panel-fg); border-radius: 10px; padding: 20px; overflow-x: auto; font: 400 .84rem/1.6 var(--mono); border: 1px solid var(--panel-rule); }
pre.src .k { color: #7fb2ff; } pre.src .s { color: #a5d6a7; } pre.src .c { color: var(--panel-dim); }
.code ul { margin: 0; padding: 0; list-style: none; }
.code li { padding: 14px 0; border-top: 1px solid var(--rule); color: var(--muted); }
.code li strong { color: var(--ink); display: block; }

.plans { display: grid; border-top: 2px solid var(--ink); }
.plan.pro { box-shadow: inset 4px 0 0 var(--amber); padding-left: 20px; }
.plan { display: grid; grid-template-columns: 9em minmax(0, 1fr) auto; gap: 16px 32px; align-items: baseline; padding: 26px 0; border-bottom: 1px solid var(--rule); }
.plan h3 { margin: 0; font-size: 1.3rem; letter-spacing: -.02em; }
.plan .big { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -.04em; line-height: 1; }
.plan .big small { font-size: 1rem; font-weight: 500; letter-spacing: 0; color: var(--muted); margin-left: 8px; }
.plan p { margin: 6px 0 0; color: var(--muted); font-size: .98rem; }

.rules { max-width: 44em; }
.rules p { color: var(--muted); font-size: 1.1rem; margin: 0 0 14px; }

footer { padding: 36px 0 48px; color: var(--muted); font-size: .94rem; }
footer .row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px 32px; }
footer nav { padding: 0; } footer ul { gap: 22px; }

@media (max-width: 900px) {
    .hero, .code { grid-template-columns: 1fr; gap: 40px; }
    .hero { padding: 40px 0 64px; }
    .when { grid-template-columns: 1fr; }
    .when > div, .when > div + div { padding: 0 0 8px; border-left: 0; }
    .when > div + div { border-top: 1px solid var(--rule); padding-top: 28px; margin-top: 12px; }
    .plan { grid-template-columns: 1fr; gap: 6px; }
    .wrap > nav ul li.hide-sm { display: none; }
    .wrap > section { padding: 56px 0; }
}
@media (prefers-reduced-motion: reduce) { .btn:hover { transform: none; } .js .trace li { transition: none; } }

/* shared page pieces (layout, docs, legal) */
.wrap > nav .btn.small { color: var(--ink); }
footer .row { align-items: center; }
footer nav { padding: 0; }
footer .legal-row { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--rule); font-size: .88rem; }
.legal-links { display: flex; flex-wrap: wrap; gap: 8px 22px; list-style: none; margin: 0; padding: 0; }
.legal-links a { color: var(--muted); }

.page { max-width: 860px; margin: 0 auto; padding: 40px 24px 96px; }
.prose h1 { font-weight: 800; font-size: clamp(2rem, 4vw, 2.9rem); line-height: 1.06; letter-spacing: -.04em; margin: 0 0 .5em; }
.prose h2 { font-size: 1.55rem; letter-spacing: -.03em; line-height: 1.15; margin: 2.2em 0 .6em; padding-top: 1.1em; border-top: 1px solid var(--rule); max-width: none; }
.prose h3 { font-size: 1.2rem; letter-spacing: -.02em; margin: 1.8em 0 .4em; }
.prose p, .prose li { max-width: 46em; }
.prose a { color: var(--blue); }
.prose code { font: .88em var(--mono); background: color-mix(in srgb, var(--blue) 11%, transparent); padding: .1em .38em; border-radius: 4px; }
.prose pre { background: var(--panel); color: var(--panel-fg); border-radius: 10px; padding: 18px 20px; overflow-x: auto; font: 400 .84rem/1.6 var(--mono); border: 1px solid var(--panel-rule); }
.prose pre code { background: none; padding: 0; font-size: inherit; }
.prose table { border-collapse: collapse; width: 100%; font-size: .95rem; margin: 1.2em 0; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 9px 12px; border-bottom: 1px solid var(--rule); }
.prose th { font-weight: 700; border-bottom: 2px solid var(--ink); }
.prose blockquote { margin: 1em 0; padding: 2px 0 2px 18px; border-left: 4px solid var(--amber); color: var(--muted); }

/* legal pages come from rapttor/yii2-legal as plain markup */
main > .legal { max-width: 780px; margin: 0 auto; padding: 40px 24px 96px; }
main > .legal h1 { font-weight: 800; font-size: clamp(2rem, 4vw, 2.7rem); line-height: 1.08; letter-spacing: -.04em; margin: 0 0 .6em; }
main > .legal h2 { font-size: 1.4rem; letter-spacing: -.025em; margin: 2em 0 .5em; }
main > .legal h3 { font-size: 1.1rem; margin: 1.5em 0 .3em; }
main > .legal a { color: var(--blue); }
main > .legal table { border-collapse: collapse; width: 100%; font-size: .93rem; display: block; overflow-x: auto; }
main > .legal th, main > .legal td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.legal-notice { padding: 12px 16px; border-left: 4px solid var(--amber); background: color-mix(in srgb, var(--amber) 14%, transparent); border-radius: 0 6px 6px 0; }
.legal-meta { color: var(--muted); font-size: .9rem; margin-top: 2.5em; padding-top: 1em; border-top: 1px solid var(--rule); }
.legal-toc { padding: 14px 18px; border: 1px solid var(--rule); border-radius: 8px; margin: 1.5em 0; font-size: .95rem; }
.legal-languages { display: flex; gap: 14px; list-style: none; padding: 0; }
.legal-btn { font: inherit; font-weight: 600; padding: 10px 18px; border-radius: 6px; border: 0; background: var(--blue); color: var(--blue-ink); cursor: pointer; }

/* api docs */
.agent { border: 1.5px solid var(--ink); border-radius: 10px; padding: 22px 24px; margin: 28px 0 8px; box-shadow: inset 5px 0 0 var(--amber); }
.agent h2 { border: 0; padding: 0; margin: 0 0 6px; font-size: 1.35rem; }
.agent p { margin: 0 0 14px; color: var(--muted); }
.agent pre { margin: 0 0 14px; white-space: pre-wrap; word-break: break-word; }
.agent .actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.agent .status { font-size: .9rem; color: var(--muted); min-height: 1.4em; }
button.btn { cursor: pointer; font-family: inherit; }
.doc-links { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 0; }
.swagger-wrap { background: #fff; color: #1b1b1b; color-scheme: light; border-radius: 10px; border: 1px solid var(--rule); padding: 4px 0 20px; margin: 8px 0 0; }
.swagger-wrap .swagger-ui .topbar { display: none; }
footer .brand img { width: 28px; height: 28px; }