:root {
  color-scheme: light dark;
  --bg: #f6f5f0; --surface: #ffffff; --text: #16211b; --muted: #4c5a52; --line: #c9d0c9;
  --accent: #1d5c3a; --accent-text: #ffffff; --focus: #c26a00; --warn-bg: #fff4d6; --warn-text: #5a3b00; --ok-bg: #e3f2e7;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0d1712; --surface: #14231b; --text: #e8efe9; --muted: #a9b8ae; --line: #2f4438; --accent: #5fbf85; --accent-text: #08130d; --focus: #ffb04a; --warn-bg: #3b2d0c; --warn-text: #ffe2a6; --ok-bg: #173323; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--accent); color: var(--accent-text); padding: 12px 16px; z-index: 10; }
.skip:focus { left: 8px; top: 8px; }
.bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding: 10px 16px; border-bottom: 1px solid var(--line); background: var(--surface); }
.brand { font-weight: 700; }
nav { display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: center; }
nav a, button.link { color: var(--accent); text-decoration: underline; background: none; border: 0; font: inherit; padding: 10px 4px; min-height: 44px; display: inline-flex; align-items: center; cursor: pointer; }
nav a[aria-current="page"] { font-weight: 700; text-decoration: none; }
main { max-width: 760px; margin: 0 auto; padding: 16px 16px 48px; }
body.owner main { max-width: 1180px; }
main:focus { outline: none; }
h1 { font-size: 1.6rem; line-height: 1.25; margin: 8px 0 12px; }
h2 { font-size: 1.25rem; margin: 28px 0 8px; }
h3 { font-size: 1.05rem; margin: 20px 0 6px; }
p, li { max-width: 68ch; }
a { color: var(--accent); }
footer { max-width: 760px; margin: 0 auto; padding: 16px; border-top: 1px solid var(--line); }
footer a { display: inline-block; padding: 10px 0; min-height: 44px; }
.notice { background: var(--warn-bg); color: var(--warn-text); padding: 10px 12px; border-radius: 6px; }
.ok { background: var(--ok-bg); padding: 10px 12px; border-radius: 6px; }
.error { background: var(--warn-bg); color: var(--warn-text); padding: 10px 12px; border-radius: 6px; border-left: 4px solid var(--focus); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 12px 16px; margin: 12px 0; }
.muted { color: var(--muted); }
.inline { display: inline; margin: 0; }
button, .button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 20px; border-radius: 8px; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-text); font: inherit; font-weight: 650; cursor: pointer; text-decoration: none; }
button.secondary, .button.secondary { background: transparent; color: var(--accent); }
button.danger { background: #9b1c1c; border-color: #9b1c1c; color: #fff; }
button.small { min-height: 44px; padding: 6px 12px; font-size: 0.95rem; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 16px 0; }
label { display: block; font-weight: 600; margin: 14px 0 4px; }
input[type="text"], input[type="email"], input[type="password"], select, textarea { width: 100%; max-width: 100%; font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); color: var(--text); min-height: 48px; }
textarea { min-height: 120px; }
input[type="file"] { display: block; max-width: 100%; min-height: 48px; padding: 10px 0; font: inherit; }
input[type="file"]::file-selector-button { min-height: 44px; padding: 8px 14px; margin-right: 10px; border-radius: 8px; border: 2px solid var(--accent); background: transparent; color: var(--accent); font: inherit; font-weight: 650; cursor: pointer; }
textarea.json { min-height: 480px; font: 14px/1.4 ui-monospace, Menlo, monospace; }
fieldset { border: 1px solid var(--line); border-radius: 8px; margin: 16px 0; padding: 8px 14px 14px; background: var(--surface); }
legend { font-weight: 650; padding: 0 6px; max-width: 100%; }
.choice { display: flex; align-items: center; gap: 10px; font-weight: 400; margin: 2px 0; min-height: 44px; }
.choice input { width: 22px; height: 22px; flex: none; margin: 0; }
.scale { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.hint { color: var(--muted); font-size: 0.95rem; margin: 2px 0 6px; }
.required { color: var(--muted); font-weight: 400; font-size: 0.9rem; }
.steps { padding-left: 1.3em; }
.steps li { margin-bottom: 10px; }
.table-wrap { overflow-x: auto; max-width: 100%; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 6px 8px; border-bottom: 1px solid var(--line); }
pre { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); padding: 10px; font-size: 13px; max-height: 70vh; }
code { overflow-wrap: anywhere; }
.link-box { display: block; overflow-wrap: anywhere; font: 15px ui-monospace, Menlo, monospace; background: var(--surface); border: 1px dashed var(--line); padding: 10px; }
.tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.tabs a { padding: 10px 14px; min-height: 44px; border: 1px solid var(--line); border-radius: 6px; text-decoration: none; }
.tabs a[aria-current="page"] { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.terms { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 4px 16px; }
.terms h2 { margin-top: 12px; }