:root {
  color-scheme: light dark;
  --bg: light-dark(#f7f3e8, #1e1510);
  --text: light-dark(#252116, #e4ddd0);
  --muted: light-dark(#7a6f5d, #b0a898);
  --quiet: light-dark(rgb(37 33 22 / 5%), rgb(228 221 208 / 10%));
  --line: light-dark(rgb(37 33 22 / 10%), rgb(228 221 208 / 15%));
  --accent: light-dark(#ff6600, #ff8833);
  --accent-soft: light-dark(rgb(255 102 0 / 10%), rgb(255 136 51 / 15%));
  --accent-hover: light-dark(#e55a00, #ffa055);
  --danger: light-dark(#a13b2c, #e36c59);
  --max: 1120px;
  --sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: ui-serif, Georgia, "Iowan Old Style", "Apple Garamond", Cambria, "Times New Roman", serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
[data-theme="dark"] { color-scheme: dark; }
[data-theme="light"] { color-scheme: light; }
*, *::before, *::after { box-sizing: border-box; }
html { min-height: 100%; }
body {
  min-height: 100svh;
  margin: 0;
  color: var(--text);
  background: var(--bg) url("/assets/kozo.webp") fixed center / cover no-repeat;
  font: 1rem/1.6 var(--serif);
}
@media (prefers-color-scheme: light) { body { background-blend-mode: multiply; } }
@media (prefers-color-scheme: dark) { body { background-blend-mode: color-burn; } }
[data-theme="light"] body { background-blend-mode: multiply; }
[data-theme="dark"] body { background-blend-mode: color-burn; }
a { color: inherit; text-underline-offset: .18em; }
a:hover { color: var(--accent-hover); }
button, input { font: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.shell { position: relative; width: min(var(--max), calc(100% - 2rem)); min-height: 100svh; margin: 0 auto; padding-top: 5.5rem; }
.site-header {
  position: fixed; top: 0; left: 50%; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  width: min(var(--max), calc(100% - 2rem)); padding: 1rem 0;
  transform: translateX(-50%);
}
.site-header::before {
  position: fixed; top: 0; left: 50%; z-index: -1;
  width: 100vw; height: 100%; transform: translateX(-50%);
  background: light-dark(rgb(247 243 232 / 78%), rgb(30 21 16 / 72%));
  backdrop-filter: blur(18px); content: "";
}
.mark { display: inline-flex; align-items: center; gap: .7rem; color: var(--muted); font: 1.05rem var(--sans); letter-spacing: .03rem; text-decoration: none; }
.mark img { width: 34px; height: 34px; border-radius: 8px; }
.mark-tld { color: light-dark(rgb(92 88 82 / 50%), rgb(189 183 173 / 62%)); font-weight: 300; }
nav { display: flex; align-items: center; gap: 1rem; color: var(--muted); font: .875rem var(--sans); }
nav a { border-bottom: 1px solid transparent; text-decoration: none; }
nav a:hover { border-bottom-color: var(--accent); color: var(--text); }
.theme-toggle { display: inline-grid; place-items: center; width: 1.7rem; height: 1.7rem; padding: 0; border: 0; background: transparent; color: var(--muted); cursor: pointer; }
.theme-toggle:hover { color: var(--text); }
[data-theme="dark"] .icon-sun, [data-theme="light"] .icon-moon { display: none; }
main { min-height: calc(100svh - 12rem); }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: clamp(4rem, 8vw, 6rem); padding: 1.5rem 0; border-top: 1px solid var(--line); color: var(--muted); font: .875rem var(--sans); }
h1, h2 { margin: 0; font-family: var(--serif); font-weight: 400; letter-spacing: -.055em; line-height: .95; }
p { margin-top: 0; }
.eyebrow, .step { margin: 0 0 1rem; color: var(--accent); font: 700 .76rem/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; }
.auth-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(22rem, .75fr); gap: clamp(2rem, 7vw, 6rem); align-items: center; min-height: calc(100svh - 8rem); padding: clamp(2rem, 6vw, 5rem) 0; }
.intro h1 { max-width: 8ch; font-size: clamp(4rem, 9vw, 7.5rem); }
.lede { max-width: 32rem; margin-top: 2rem; color: var(--muted); font-size: clamp(1.08rem, 1.55vw, 1.28rem); }
.signal { display: flex; align-items: center; gap: .8rem; margin-top: 3.5rem; color: var(--muted); font: .72rem var(--mono); text-transform: uppercase; }
.signal i { position: relative; width: min(12vw, 8rem); height: 1px; background: var(--line); }
.signal i::after { position: absolute; top: -.2rem; right: 0; width: .4rem; height: .4rem; border-radius: 50%; background: var(--accent); content: ""; }
.panel {
  width: 100%; padding: clamp(1.6rem, 4vw, 2.6rem);
  border: 1px solid var(--line); border-radius: 20px;
  background: light-dark(rgb(247 243 232 / 68%), rgb(30 21 16 / 72%));
  box-shadow: 0 24px 64px light-dark(rgb(0 0 0 / 8%), rgb(0 0 0 / 30%));
  backdrop-filter: blur(12px);
}
.panel h1, .panel h2 { margin-bottom: 1rem; font-size: clamp(2.5rem, 4vw, 4rem); }
.panel > p:not(.step, .notice) { color: var(--muted); }
form { display: grid; gap: .75rem; margin-top: 1.5rem; }
label:not(.check) { margin-top: .5rem; color: var(--muted); font: 700 .75rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
input:not([type="checkbox"]) { width: 100%; padding: .8rem .9rem; border: 1px solid var(--line); border-radius: 8px; background: var(--quiet); color: var(--text); }
input::placeholder { color: var(--muted); opacity: .7; }
.check { display: grid; grid-template-columns: 1.1rem 1fr; gap: .65rem; align-items: start; margin-top: .8rem; color: var(--muted); font: .82rem/1.5 var(--sans); }
.check input { width: 1rem; height: 1rem; margin-top: .15rem; accent-color: var(--accent); }
.fine-print { color: var(--muted); font: .75rem/1.5 var(--sans); }
button, .button-link {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  width: max-content; margin-top: .75rem; padding: .65rem 1.15rem;
  border: 1px solid var(--accent); border-radius: 6px;
  background: var(--accent); color: var(--bg);
  font: 600 .875rem var(--sans); text-decoration: none; cursor: pointer;
  transition: background-color 150ms, border-color 150ms, color 150ms;
}
form > button { width: 100%; justify-content: space-between; }
button:hover, .button-link:hover { border-color: var(--accent-hover); background: var(--accent-hover); color: var(--bg); }
.secondary { border-color: var(--line); background: transparent; color: var(--text); }
.secondary:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-hover); }
.danger { border-color: var(--danger); background: var(--danger); color: var(--bg); }
.alternate { margin: 1.2rem 0 0; color: var(--muted); font: .82rem var(--sans); }
.notice { padding: .8rem 1rem; border: 1px solid var(--accent); border-radius: 8px; background: var(--accent-soft); font: .85rem var(--sans); }
.single-panel { display: grid; place-items: center; min-height: calc(100svh - 9rem); padding: 3rem 0; }
.single-panel .panel { max-width: 32rem; }
.result { position: relative; }
.status-mark { float: right; display: grid; place-items: center; width: 3rem; height: 3rem; border-radius: 50%; background: var(--accent-soft); color: var(--accent); }
.workspace { padding: clamp(2rem, 6vw, 5rem) 0; }
.workspace-title { display: flex; align-items: end; justify-content: space-between; gap: 2rem; padding: 2rem 0 3rem; border-bottom: 1px solid var(--line); }
.workspace-title h1 { font-size: clamp(3.5rem, 8vw, 7rem); }
.workspace-title > p { color: var(--muted); font-family: var(--sans); }
.forms-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1rem; padding: 3rem 0; border-bottom: 1px solid var(--line); }
.form-card { display: grid; grid-template-columns: 1fr auto; gap: 1.25rem; min-height: 12rem; padding: 1.4rem; border: 1px solid var(--line); border-radius: 14px; background: var(--quiet); text-decoration: none; transition: border-color 150ms, transform 150ms; }
.form-card:hover { border-color: var(--accent); color: var(--text); transform: translateY(-2px); }
.form-card h2 { margin-top: .4rem; font-size: 2rem; }
.form-card span, .form-card small { color: var(--muted); font: .75rem var(--sans); }
.form-card strong { color: var(--accent); font: 400 3rem var(--serif); }
.form-card small { grid-column: 1 / -1; align-self: end; }
.empty-state { display: grid; place-items: center; min-height: 15rem; text-align: center; }
.empty-state span { color: var(--accent); font-size: 2rem; }
.empty-state h2 { font-size: 2.4rem; }
.empty-state p { color: var(--muted); }
.sessions { display: grid; grid-template-columns: minmax(12rem, .4fr) minmax(20rem, 1fr); gap: 4rem; padding-top: 4rem; }
.sessions ul { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.sessions li { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.sessions small { display: block; color: var(--muted); font-family: var(--sans); }
.sessions form { margin: 0; }
.session-actions { grid-column: 2; display: flex; flex-wrap: wrap; gap: .75rem; }
.text-button { width: auto; margin: 0; padding: .3rem; border: 0; background: transparent; color: var(--accent); }
.setup-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 6vw, 6rem); padding: 4rem 0; border-bottom: 1px solid var(--line); }
.setup-grid > div { min-width: 0; }
.endpoint { overflow-wrap: anywhere; font: .9rem var(--mono); }
pre { overflow: auto; padding: 1.4rem; border: 1px solid var(--line); border-radius: 12px; background: var(--quiet); font: .8rem/1.6 var(--mono); }
.submission-section { padding: 4rem 0; }
.section-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 2rem; }
.section-heading h2 { font-size: 3rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; background: var(--quiet); text-align: left; font: .85rem var(--sans); }
th, td { max-width: 18rem; padding: 1rem; overflow: hidden; border-bottom: 1px solid var(--line); text-overflow: ellipsis; white-space: nowrap; }
th { color: var(--muted); font: 700 .68rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.row-button { display: inline; width: auto; margin: 0; padding: 0; border: 0; background: transparent; color: var(--accent); }
.pager { margin-top: 1rem; }
dialog { width: min(42rem, calc(100% - 2rem)); max-height: calc(100vh - 2rem); padding: 0; border: 1px solid var(--line); border-radius: 20px; background: var(--bg); color: var(--text); box-shadow: 0 24px 64px rgb(0 0 0 / 35%); }
dialog::backdrop { background: light-dark(rgb(247 243 232 / 70%), rgb(14 10 8 / 70%)); backdrop-filter: blur(24px); }
.dialog-head { display: flex; justify-content: space-between; gap: 2rem; padding: 2rem; border-bottom: 1px solid var(--line); }
.dialog-head h2 { font-size: 2rem; }
.dialog-close { width: 2rem; height: 2rem; margin: 0; padding: 0; border: 0; border-radius: 50%; background: transparent; color: var(--muted); font-size: 1.4rem; }
dialog dl { margin: 0; padding: 0 2rem; }
dialog dl div { display: grid; grid-template-columns: 9rem 1fr; gap: 1rem; padding: 1.2rem 0; border-bottom: 1px solid var(--line); }
dialog dt { color: var(--muted); font: 700 .72rem var(--mono); text-transform: uppercase; }
dialog dd { margin: 0; overflow-wrap: anywhere; white-space: pre-wrap; }
dialog dd span { display: block; }
dialog > form, dialog > .fine-print { margin: 1.5rem 2rem; }
.danger-zone { margin-top: 2rem; padding: 1.3rem; border: 1px solid var(--line); border-radius: 12px; background: var(--quiet); }
.danger-zone summary { cursor: pointer; font-family: var(--sans); font-weight: 600; }
.danger-zone > div { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 1rem; }
@media (max-width: 820px) {
  .shell { padding-top: 5rem; }
  .auth-grid { grid-template-columns: 1fr; min-height: auto; }
  .intro { padding-top: 3rem; }
  .intro h1 { font-size: clamp(4rem, 18vw, 6rem); }
  .signal { display: none; }
  .workspace-title { align-items: start; flex-direction: column; }
  .sessions, .setup-grid, .danger-zone > div { grid-template-columns: 1fr; gap: 1.5rem; }
  .session-actions { grid-column: 1; }
  dialog dl div { grid-template-columns: 1fr; gap: .35rem; }
  .site-footer { align-items: start; flex-direction: column; }
}
@media (max-width: 520px) {
  .mark-tld { display: none; }
  .site-header nav > a:first-child { display: none; }
  .panel { padding: 1.35rem; border-radius: 16px; }
  .workspace-title h1 { font-size: 3.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}