/* Tsunami fast-model platform: site styles. System fonts, one accent colour, no external resources (CSP: style-src 'self'). */
:root {
  --fg: #1d2733; --muted: #566270; --line: #d5dae0; --bg: #f5f6f7; --card: #ffffff; --soft: #eef1f4;
  --accent: #0f5c7e; --accent-ink: #ffffff; --accent-soft: #e2eff5; --link: #0b5a82;
  --warn: #7a4b00; --warnbg: #fff4de; --warnline: #e0b867; --err: #8f1d1d; --errbg: #fdecec; --errline: #dc9b9b; --ok: #1b5a2a; --okbg: #eaf5ec; --okline: #93c3a0;
  --radius: 8px; --focus: #1a73e8;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { font-size: 16px; }
body { margin: 0; font-family: var(--font); color: var(--fg); background: var(--bg); line-height: 1.5; }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }
.wrap { max-width: 920px; margin: 0 auto; padding: 0 16px; }
.wrap.wide { max-width: none; padding: 0 16px; }
header.site { border-bottom: 1px solid var(--line); background: var(--card); }
header.site .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 16px; padding-top: 8px; padding-bottom: 8px; }
header.site a.title { font-weight: 650; color: var(--fg); text-decoration: none; letter-spacing: .01em; }
nav a, nav button.linklike { margin-left: 16px; font-size: .94rem; }
nav form { display: inline; }
a { color: var(--link); }
h1 { font-size: 1.55rem; margin: 1.3rem 0 .6rem; line-height: 1.25; }
h2 { font-size: 1.2rem; margin: 1.8rem 0 .5rem; line-height: 1.3; }
h3 { font-size: 1.02rem; margin: 1.2rem 0 .4rem; }
p, li { max-width: 72ch; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.notice { border: 1px solid var(--line); background: var(--card); padding: 10px 14px; margin: 14px 0; border-radius: var(--radius); }
.notice.warn { border-color: var(--warnline); background: var(--warnbg); color: var(--warn); }
.notice.err { border-color: var(--errline); background: var(--errbg); color: var(--err); }
.notice.ok { border-color: var(--okline); background: var(--okbg); color: var(--ok); }
table { border-collapse: collapse; width: 100%; font-size: .93rem; background: var(--card); }
th, td { border: 1px solid var(--line); padding: 6px 9px; text-align: left; vertical-align: top; }
th { background: var(--soft); font-weight: 600; }
.table-scroll { overflow-x: auto; }
label { display: block; margin-top: 10px; font-weight: 600; font-size: .94rem; }
label.inline { display: inline; font-weight: normal; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea, input[type=file] {
  width: 100%; max-width: 480px; padding: 7px 9px; font: inherit; border: 1px solid #8793a0; border-radius: 6px; background: #fff; color: var(--fg); }
textarea { max-width: 640px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 0 16px; max-width: 640px; }
.hint { color: var(--muted); font-size: .88rem; font-weight: normal; }
button, .btn { font: inherit; padding: 7px 14px; border: 1px solid #66717d; background: #fff; color: var(--fg); cursor: pointer; text-decoration: none; display: inline-block; border-radius: 6px; }
button:hover, .btn:hover { background: var(--soft); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.primary:hover { background: #0b4a66; }
button.linklike { border: none; background: none; color: var(--link); text-decoration: underline; padding: 0; }
.actions { margin-top: 16px; }
.hp { position: absolute; left: -9999px; }
code, pre { font-family: var(--mono); font-size: .9rem; }
pre { background: var(--soft); border: 1px solid var(--line); padding: 8px; overflow-x: auto; border-radius: 6px; }
.code-box { font-family: var(--mono); font-size: 1.4rem; border: 2px solid #333; padding: 12px; display: inline-block; letter-spacing: .05em; user-select: all; }
.status { font-weight: 650; }
.status.done { color: var(--ok); } .status.failed { color: var(--err); }
img.map { max-width: 100%; height: auto; border: 1px solid var(--line); border-radius: 6px; }
footer.site { border-top: 1px solid var(--line); margin-top: 40px; padding: 14px 0 30px; font-size: .88rem; color: var(--muted); background: var(--card); }
.panel[hidden] { display: none; }
@media (max-width: 520px) { html { font-size: 15px; } nav a, nav button.linklike { margin-left: 10px; } th, td { padding: 4px 5px; } }
.tm-video { display: block; width: 100%; max-width: 860px; border: 1px solid var(--line); border-radius: var(--radius); background: #000; }
.tm-steps li { margin: .5em 0; }
label.check { display: flex; gap: 8px; align-items: flex-start; font-weight: normal; max-width: 640px; margin-top: 14px; }
label.check input { margin-top: 4px; }