/* AquaSWMM site. One stylesheet, no build step.
   Palette: aquamarine #40E0BE is a fill/highlight colour only on light
   backgrounds (it fails AA as text there); #007A69 carries links and strokes. */

:root {
  --paper: #f5f9f8;
  --panel: #ffffff;
  --ink: #102626;
  --ink-2: #3c5553;
  --rule: #cfe0dc;
  --grid: rgba(0, 122, 105, 0.07);
  --aqua: #40e0be;
  --aqua-soft: #d6f7ef;
  --deep: #007a69;
  --deep-2: #00594d;
  --warn: #9a4a12;
  --warn-soft: #fbeee2;
  --ok: #1f6f3a;
  --err: #a3232c;
  --err-soft: #fbe7e8;
  --on-aqua: #062b25;
  --shadow: 0 1px 0 rgba(16, 38, 38, 0.06), 0 12px 32px -18px rgba(16, 38, 38, 0.35);
  --sans: "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --measure: 66ch;
  --wrap: 1160px;
  --gutter: clamp(16px, 4vw, 40px);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0b1a1a;
    --panel: #102424;
    --ink: #e2f1ee;
    --ink-2: #a7c2bd;
    --rule: #22403d;
    --grid: rgba(64, 224, 190, 0.06);
    --aqua-soft: #123a33;
    --deep: #5fe8c9;
    --deep-2: #8ff0da;
    --warn: #f2b37d;
    --warn-soft: #2e2012;
    --ok: #7fd79b;
    --err: #ff9aa0;
    --err-soft: #321618;
    --shadow: 0 1px 0 rgba(0, 0, 0, 0.3), 0 16px 36px -18px rgba(0, 0, 0, 0.8);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0b1a1a;
  --panel: #102424;
  --ink: #e2f1ee;
  --ink-2: #a7c2bd;
  --rule: #22403d;
  --grid: rgba(64, 224, 190, 0.06);
  --aqua-soft: #123a33;
  --deep: #5fe8c9;
  --deep-2: #8ff0da;
  --warn: #f2b37d;
  --warn-soft: #2e2012;
  --ok: #7fd79b;
  --err: #ff9aa0;
  --err-soft: #321618;
  --shadow: 0 1px 0 rgba(0, 0, 0, 0.3), 0 16px 36px -18px rgba(0, 0, 0, 0.8);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--deep-2); text-decoration-thickness: 2px; }
code, kbd, pre, .mono { font-family: var(--mono); font-size: 0.92em; }
code { background: var(--aqua-soft); padding: 0.05em 0.35em; border-radius: 3px; overflow-wrap: anywhere; }
pre { overflow-x: auto; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 0.5em; font-weight: 700; letter-spacing: -0.015em; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); font-weight: 800; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.25rem); letter-spacing: -0.02em; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; max-width: var(--measure); }
ul, ol { padding-left: 1.2em; }
li { margin-bottom: 0.35em; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 2.5rem 0; }

:focus-visible {
  outline: 3px solid var(--deep);
  outline-offset: 2px;
  border-radius: 3px;
}

.skip {
  position: absolute; left: 8px; top: -60px; z-index: 100;
  background: var(--panel); color: var(--ink); padding: 8px 12px; border: 2px solid var(--deep);
}
.skip:focus { top: 8px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---- header ---- */
.site-head {
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.site-head .wrap { display: flex; align-items: center; gap: 1rem; min-height: 60px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand:hover { color: var(--ink); }
.brand svg { width: 26px; height: 26px; }
.brand b { color: var(--deep); font-weight: 800; }
.nav { margin-left: auto; display: flex; gap: 0.25rem 1.1rem; flex-wrap: wrap; align-items: center; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: 0.97rem; padding: 6px 0; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -2px 0 var(--aqua); }
.nav .btn { padding: 7px 14px; color: var(--on-aqua); box-shadow: none; }
.nav-toggle { display: none; }
@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex; margin-left: auto; align-items: center; gap: 6px;
    background: none; border: 1px solid var(--rule); color: var(--ink); border-radius: 6px;
    padding: 7px 12px; font: inherit; font-size: 0.95rem; cursor: pointer;
  }
  .nav { display: none; width: 100%; flex-direction: column; align-items: stretch; gap: 0; padding-bottom: 10px; }
  .nav.open { display: flex; }
  .nav a { padding: 10px 0; border-top: 1px solid var(--rule); }
  .nav .btn { margin-top: 10px; text-align: center; }
}

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
  padding: 0.72em 1.25em; border-radius: 6px; border: 2px solid transparent;
  font: 600 1rem/1.2 var(--sans); text-decoration: none; cursor: pointer;
  background: var(--aqua); color: var(--on-aqua);
}
.btn:hover { background: #2fd0ae; color: var(--on-aqua); text-decoration: none; }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.55; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--rule); }
.btn.ghost:hover { border-color: var(--deep); color: var(--ink); }
.btn.small { padding: 0.45em 0.85em; font-size: 0.92rem; }
.btn.wide { width: 100%; }

/* ---- hero ---- */
.hero {
  position: relative;
  padding: clamp(40px, 7vw, 88px) 0 clamp(40px, 6vw, 72px);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
  border-bottom: 1px solid var(--rule);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.hero h1 { max-width: 15ch; }
.hero .lede { font-size: clamp(1.1rem, 1.6vw, 1.25rem); color: var(--ink-2); max-width: 46ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.6rem 0 0.8rem; }
.fine { font-size: 0.9rem; color: var(--ink-2); }
@media (max-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } }

/* The run stamp: the one bold object on the page. It restates what the Run
   Status window records for every run. */
.stamp {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-left: 6px solid var(--aqua);
  border-radius: 4px;
  box-shadow: var(--shadow);
  padding: 20px 22px 18px;
  font-size: 0.95rem;
}
.stamp-title { font-weight: 700; margin: 0 0 12px; font-size: 1rem; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.stamp-title span { color: var(--ok); font-weight: 600; font-size: 0.9rem; }
.stamp dl { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 6px 16px; margin: 0; }
.stamp dt { color: var(--ink-2); }
.stamp dd { margin: 0; min-width: 0; }
.stamp .hash { font-family: var(--mono); font-size: 0.82rem; overflow-wrap: anywhere; }
.stamp .cont { color: var(--ok); font-family: var(--mono); font-size: 0.88rem; }
.stamp figcaption { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--rule); color: var(--ink-2); font-size: 0.88rem; }
@media (max-width: 420px) { .stamp dl { grid-template-columns: minmax(0, 1fr); gap: 0 0; } .stamp dd { margin-bottom: 8px; } }

/* ---- sections ---- */
.section { padding: clamp(48px, 7vw, 88px) 0; }
.section + .section { border-top: 1px solid var(--rule); }
.section-head { max-width: 62ch; margin-bottom: 2.2rem; }
.section-head p { color: var(--ink-2); font-size: 1.1rem; }

.shot {
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.shot img { width: 100%; }
.shot figcaption { padding: 10px 14px; font-size: 0.88rem; color: var(--ink-2); border-top: 1px solid var(--rule); }
.hero-shot { margin-top: clamp(32px, 5vw, 56px); }

.feature {
  display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(24px, 4vw, 56px); align-items: start;
  padding: clamp(28px, 4vw, 44px) 0;
  border-top: 1px solid var(--rule);
}
.feature:first-of-type { border-top: 0; }
.feature.flip .feature-text { order: 2; }
.feature h3 { font-size: 1.45rem; letter-spacing: -0.02em; }
.feature ul { margin: 0 0 1em; }
.feature .ref { font-size: 0.9rem; color: var(--ink-2); }
@media (max-width: 860px) {
  .feature { grid-template-columns: minmax(0, 1fr); }
  .feature.flip .feature-text { order: 0; }
}

.twocol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); }
.threecol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(16px, 2.5vw, 28px); }
@media (max-width: 860px) { .twocol, .threecol { grid-template-columns: minmax(0, 1fr); } }

.panel {
  background: var(--panel); border: 1px solid var(--rule); border-radius: 6px; padding: clamp(18px, 2.5vw, 28px);
}
.panel h3 { margin-top: 0; }

/* open engine / paid app: a layered diagram, top to bottom */
.stack { display: grid; gap: 0; border: 1px solid var(--rule); border-radius: 6px; overflow: hidden; background: var(--panel); }
.stack > div { display: grid; grid-template-columns: minmax(0, 13rem) minmax(0, 1fr); gap: 16px; padding: 18px 20px; border-top: 1px solid var(--rule); }
.stack > div:first-child { border-top: 0; background: var(--aqua-soft); }
.stack h3 { margin: 0; font-size: 1.05rem; }
.stack .lic { display: block; font-weight: 500; font-size: 0.88rem; color: var(--ink-2); margin-top: 4px; }
.stack p { margin: 0; }
@media (max-width: 640px) { .stack > div { grid-template-columns: minmax(0, 1fr); gap: 6px; } }

/* validation numbers */
.vtable { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.vtable th, .vtable td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.vtable td.num, .vtable th.num { text-align: right; font-family: var(--mono); font-size: 0.88rem; white-space: nowrap; }
.vtable thead th { font-size: 0.88rem; color: var(--ink-2); font-weight: 600; border-bottom: 2px solid var(--ink); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--rule); border-radius: 6px; background: var(--panel); }
.table-scroll .vtable th:first-child, .table-scroll .vtable td:first-child { padding-left: 14px; }

/* ---- CTA band ---- */
.band { background: var(--ink); color: var(--paper); padding: clamp(40px, 6vw, 72px) 0; }
.band h2 { color: var(--paper); }
.band p { color: color-mix(in srgb, var(--paper) 80%, transparent); }
.band a:not(.btn) { color: var(--aqua); }
.band .btn.ghost { color: var(--paper); border-color: color-mix(in srgb, var(--paper) 40%, transparent); }

/* ---- pricing ---- */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 2vw, 24px); align-items: stretch; }
@media (max-width: 960px) { .plans { grid-template-columns: minmax(0, 1fr); max-width: 560px; } }
.plan { display: flex; flex-direction: column; background: var(--panel); border: 1px solid var(--rule); border-radius: 8px; padding: 24px; }
.plan.featured { border: 2px solid var(--deep); }
.plan h2 { font-size: 1.4rem; margin: 0 0 4px; }
.plan .for { color: var(--ink-2); margin-bottom: 14px; }
.price { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1; margin: 6px 0 4px; }
.price small { font-size: 1rem; font-weight: 500; color: var(--ink-2); letter-spacing: 0; }
.plan .sub { color: var(--ink-2); font-size: 0.92rem; min-height: 1.5em; }
.plan ul { list-style: none; padding: 0; margin: 16px 0 20px; }
.plan li { padding-left: 1.4em; position: relative; }
.plan li::before { content: ""; position: absolute; left: 0.15em; top: 0.55em; width: 0.6em; height: 0.35em; border-left: 2px solid var(--deep); border-bottom: 2px solid var(--deep); transform: rotate(-45deg); }
.plan .controls { margin-top: auto; display: grid; gap: 12px; }
.seg { display: inline-flex; border: 1px solid var(--rule); border-radius: 6px; overflow: hidden; }
.seg button { font: 600 0.92rem/1 var(--sans); padding: 9px 12px; background: transparent; color: var(--ink-2); border: 0; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--aqua); color: var(--on-aqua); }
.field { display: grid; gap: 5px; }
.field label, .field .label { font-weight: 600; font-size: 0.92rem; }
.field .hint { font-size: 0.85rem; color: var(--ink-2); }
input[type="email"], input[type="text"], input[type="number"], select, textarea {
  font: inherit; font-size: 1rem; color: var(--ink); background: var(--paper);
  border: 1px solid color-mix(in srgb, var(--ink) 35%, transparent); border-radius: 6px; padding: 10px 12px; width: 100%;
}
textarea { min-height: 7em; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--deep); outline-offset: 1px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; }
.check input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--deep); flex: none; }
.total { font-weight: 700; font-size: 1.05rem; }
.support-strip {
  display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 18px; align-items: center;
  border: 1px solid var(--rule); border-left: 6px solid var(--aqua); background: var(--panel);
  border-radius: 6px; padding: 18px 20px; margin: 0 0 28px;
}
.support-strip p { margin: 0; }
.support-strip strong { font-size: 1.1rem; }
@media (max-width: 640px) { .support-strip { grid-template-columns: minmax(0, 1fr); } }

.compare th[scope="row"] { font-weight: 500; }
.compare td { text-align: center; }
.compare thead th { text-align: center; }
.compare thead th:first-child { text-align: left; }
.yes { color: var(--deep); font-weight: 700; }
.no { color: var(--ink-2); }

.faq details { border-top: 1px solid var(--rule); padding: 14px 0; }
.faq details:last-child { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; font-weight: 600; font-size: 1.05rem; list-style-position: outside; }
.faq summary:hover { color: var(--deep); }
.faq details p { margin: 10px 0 0; color: var(--ink-2); }

/* ---- dialog ---- */
dialog { border: 1px solid var(--rule); border-radius: 8px; padding: 0; width: min(480px, calc(100vw - 32px)); background: var(--panel); color: var(--ink); box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(6, 20, 20, 0.55); }
.dialog-body { padding: 22px; display: grid; gap: 14px; }
.dialog-body h2 { font-size: 1.3rem; margin: 0; }
.dialog-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---- messages ---- */
.msg { border-radius: 6px; padding: 12px 14px; font-size: 0.97rem; border: 1px solid; }
.msg p { margin: 0 0 0.4em; }
.msg p:last-child { margin: 0; }
.msg.error { background: var(--err-soft); border-color: color-mix(in srgb, var(--err) 45%, transparent); color: var(--ink); }
.msg.error strong { color: var(--err); }
.msg.ok { background: var(--aqua-soft); border-color: color-mix(in srgb, var(--deep) 45%, transparent); }
.msg.note { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
[hidden] { display: none !important; }

/* ---- download ---- */
.dl-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .dl-grid { grid-template-columns: minmax(0, 1fr); } }
.dl { background: var(--panel); border: 1px solid var(--rule); border-radius: 8px; padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.dl h3 { margin: 0; }
.dl .files { font-size: 0.9rem; color: var(--ink-2); margin: 0; }
.dl .btn { margin-top: auto; }
.steps { counter-reset: s; list-style: none; padding: 0; }
.steps > li { counter-increment: s; position: relative; padding-left: 2.4em; margin-bottom: 0.9em; }
.steps > li::before {
  content: counter(s); position: absolute; left: 0; top: 0.05em; width: 1.7em; height: 1.7em;
  border-radius: 50%; border: 2px solid var(--deep); color: var(--deep); font-weight: 700; font-size: 0.85rem;
  display: grid; place-items: center;
}
.code-block { background: var(--ink); color: #d9f5ee; border-radius: 6px; padding: 14px 16px; font-family: var(--mono); font-size: 0.88rem; overflow-x: auto; margin: 0 0 1em; }
.code-block code { background: none; padding: 0; color: inherit; }

/* ---- account ---- */
.account-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; }
@media (max-width: 800px) { .account-grid { grid-template-columns: minmax(0, 1fr); } }
.kv { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 8px 18px; margin: 0; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; font-weight: 600; min-width: 0; overflow-wrap: anywhere; }
.status-pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 0.85rem; font-weight: 600; background: var(--aqua-soft); color: var(--ink); border: 1px solid color-mix(in srgb, var(--deep) 40%, transparent); }
.status-pill.bad { background: var(--err-soft); border-color: color-mix(in srgb, var(--err) 45%, transparent); }
.status-pill.warn { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.keybox { display: grid; gap: 10px; }
.keybox textarea { font-family: var(--mono); font-size: 0.8rem; min-height: 6.5em; word-break: break-all; background: var(--paper); }
.invoices { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.invoices th, .invoices td { padding: 8px 6px; border-bottom: 1px solid var(--rule); text-align: left; }
.invoices td.num { text-align: right; font-family: var(--mono); }
.spinner { display: inline-block; width: 1em; height: 1em; border: 2px solid var(--rule); border-top-color: var(--deep); border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: -0.15em; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- legal ---- */
.draft-banner { background: var(--warn-soft); border-bottom: 2px solid var(--warn); padding: 12px 0; font-weight: 600; }
.draft-banner .wrap { display: flex; gap: 10px; align-items: baseline; }
.legal { max-width: 74ch; }
.legal h2 { font-size: 1.35rem; margin-top: 2em; }
.legal p, .legal li { color: var(--ink); }
.placeholder { background: var(--warn-soft); border: 1px dashed var(--warn); padding: 0 4px; border-radius: 3px; font-weight: 600; }

/* ---- footer ---- */
.site-foot { border-top: 1px solid var(--rule); padding: 40px 0 90px; font-size: 0.93rem; color: var(--ink-2); }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr)); gap: 24px; }
.foot-grid h2 { font-size: 0.95rem; color: var(--ink); margin-bottom: 8px; letter-spacing: 0; }
.foot-grid ul { list-style: none; padding: 0; margin: 0; }
.foot-grid a { color: var(--ink-2); text-decoration: none; }
.foot-grid a:hover { color: var(--deep); text-decoration: underline; }
.foot-legal { margin-top: 28px; padding-top: 16px; border-top: 1px solid var(--rule); display: grid; gap: 4px; }
.foot-legal p { margin: 0; max-width: none; }
@media (max-width: 760px) { .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .foot-grid > div:first-child { grid-column: 1 / -1; } }

/* ---- assistant widget ---- */
.aq-launcher {
  position: fixed; right: 16px; bottom: 16px; z-index: 40;
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ink); color: var(--paper); border: 0; border-radius: 999px;
  padding: 11px 16px 11px 13px; font: 600 0.95rem/1 var(--sans); cursor: pointer;
  box-shadow: 0 8px 24px -10px rgba(0, 0, 0, 0.5);
}
.aq-launcher svg { width: 18px; height: 18px; }
.aq-launcher:hover { background: var(--deep-2); }
:root[data-theme="dark"] .aq-launcher:hover { color: var(--on-aqua); }
.aq-panel {
  position: fixed; right: 16px; bottom: 16px; z-index: 41;
  width: min(400px, calc(100vw - 32px)); height: min(600px, calc(100vh - 32px));
  background: var(--panel); border: 1px solid var(--rule); border-radius: 10px;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.55);
  display: flex; flex-direction: column; overflow: hidden;
}
.aq-panel.inline { position: static; width: 100%; height: 560px; box-shadow: none; z-index: auto; }
.aq-head { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-bottom: 1px solid var(--rule); }
.aq-head h2 { font-size: 1rem; margin: 0; letter-spacing: 0; }
.aq-head .aq-sub { font-size: 0.8rem; color: var(--ink-2); }
.aq-head button.aq-close { margin-left: auto; background: none; border: 1px solid var(--rule); color: var(--ink); border-radius: 6px; padding: 5px 10px; cursor: pointer; font: inherit; font-size: 0.9rem; }
.aq-log { flex: 1; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.aq-msg { max-width: 88%; padding: 9px 12px; border-radius: 10px; font-size: 0.95rem; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.aq-msg.user { align-self: flex-end; background: var(--aqua-soft); border: 1px solid color-mix(in srgb, var(--deep) 30%, transparent); }
.aq-msg.bot { align-self: flex-start; background: var(--paper); border: 1px solid var(--rule); }
.aq-msg.sys { align-self: stretch; max-width: none; background: var(--warn-soft); border: 1px solid color-mix(in srgb, var(--warn) 40%, transparent); font-size: 0.9rem; }
.aq-form { border-top: 1px solid var(--rule); padding: 10px; display: grid; gap: 8px; }
.aq-form .row { display: flex; gap: 8px; }
.aq-form textarea { min-height: 2.8em; height: 2.8em; resize: none; font-size: 0.95rem; }
.aq-key summary { font-size: 0.85rem; color: var(--ink-2); cursor: pointer; }
.aq-key input { font-family: var(--mono); font-size: 0.8rem; margin-top: 6px; }
.aq-human { padding: 14px; border-top: 1px solid var(--rule); display: grid; gap: 10px; overflow-y: auto; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
@media print {
  .site-head, .aq-launcher, .aq-panel, .site-foot { display: none; }
}

.shot-narrow { max-width: 560px; justify-self: center; width: 100%; }
.shot-pair { display: grid; gap: 16px; }
.gap-top { margin-top: 20px; }
.band a:not(.btn) { color: var(--paper); text-decoration-color: var(--aqua); }
.table-scroll { margin: 24px 0 10px; }
.vtable thead th.num { font-family: var(--sans); font-size: 0.88rem; }
.seg { justify-self: start; }
.check .hint { display: block; margin-top: 2px; }
@media (max-width: 600px) {
  .aq-launcher { padding: 12px; }
  .aq-launcher span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .aq-launcher svg { width: 22px; height: 22px; }
}
.panel h2 { font-size: 1.4rem; letter-spacing: -0.015em; }