:root {
  --bg: #faf8f2;
  --card: #ffffff;
  --ink: #1f2410;
  --muted: #5d6250;
  --line: #dcd8c8;
  --olive: #55661d;
  --olive-dark: #3b4813;
  --warn-bg: #fff6df;
  --warn: #8a5a00;
  --err-bg: #fdecea;
  --err: #a12a1c;
  --ok: #2f7a32;
  --radius: 10px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--olive-dark); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.top { background: var(--olive-dark); color: #fff; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 56px; flex-wrap: wrap; }
.logo { color: #fff; text-decoration: none; font-weight: 700; font-size: 20px; letter-spacing: .2px; }
.logo span { color: #d9cf8a; }
.top nav a { color: #f1edd8; font-size: 14px; }

.layout { display: grid; grid-template-columns: 1fr; gap: 20px; padding-top: 18px; padding-bottom: 90px; }
.intro h1 { font-size: 26px; line-height: 1.2; margin: 6px 0 8px; }
.intro p { margin: 0; color: var(--muted); }

fieldset { border: 1px solid var(--line); background: var(--card); border-radius: var(--radius); margin: 0 0 16px; padding: 14px 16px 6px; min-width: 0; }
legend { font-weight: 700; font-size: 17px; padding: 0 6px; display: flex; align-items: center; gap: 8px; }
legend .n { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--olive); color: #fff; font-size: 14px; }
.field { margin-bottom: 14px; min-width: 0; }
.lbl { display: block; font-weight: 600; font-size: 15px; margin-bottom: 5px; }
.lbl em { font-weight: 400; color: var(--muted); font-style: normal; font-size: 13px; }
input[type=text], input:not([type]), input[type=number], input[type=date], select {
  width: 100%; font: inherit; font-size: 16px; padding: 10px 11px; border: 1px solid #c9c4b0; border-radius: 8px; background: #fff; color: var(--ink); min-height: 44px;
}
input:focus, select:focus { outline: 3px solid rgba(85,102,29,.25); border-color: var(--olive); }
input.invalid, select.invalid { border-color: var(--err); background: var(--err-bg); }
small { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; line-height: 1.4; }
small.calc { color: var(--olive-dark); font-weight: 600; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row.three { grid-template-columns: 90px 1fr 90px; }
.row .field.grow { grid-column: auto; }
.choice { display: flex; flex-wrap: wrap; gap: 8px; }
.choice.col { flex-direction: column; }
.choice.col label { flex: none; }
.choice label { display: flex; align-items: flex-start; gap: 8px; border: 1px solid #c9c4b0; border-radius: 8px; padding: 10px 12px; cursor: pointer; background: #fff; flex: 1 1 200px; min-height: 44px; }
.choice label:has(input:checked) { border-color: var(--olive); background: #f3f5e6; box-shadow: inset 0 0 0 1px var(--olive); }
.choice input { margin-top: 4px; accent-color: var(--olive); }
.themes label { flex: 1 1 120px; align-items: center; }
.themes i { display: inline-block; width: 18px; height: 18px; border-radius: 4px; border: 2px solid; margin-right: 6px; vertical-align: -3px; }
.check { display: flex; align-items: flex-start; gap: 10px; margin: 6px 0 12px; cursor: pointer; }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--olive); flex: none; }
.check.confirm { background: var(--warn-bg); padding: 10px; border-radius: 8px; font-size: 14px; }
.sub { border-left: 3px solid var(--line); padding-left: 12px; margin: 0 0 12px 4px; }
.note { font-size: 14px; color: var(--muted); margin: 0 0 12px; }
.note.warn { background: var(--warn-bg); color: var(--warn); padding: 10px 12px; border-radius: 8px; }
[hidden] { display: none !important; }

.preview .sticky { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.tab { flex: 1; font: inherit; font-weight: 600; padding: 9px; border: 1px solid #c9c4b0; background: #fff; border-radius: 8px; cursor: pointer; min-height: 44px; color: var(--ink); }
.tab.active { background: var(--olive); color: #fff; border-color: var(--olive); }
.stage { position: relative; background: repeating-conic-gradient(#efece2 0% 25%, #f7f5ee 0% 50%) 50% / 16px 16px; border-radius: 8px; padding: 14px; display: grid; place-items: center; min-height: 260px; }
.stage img { max-width: 100%; max-height: 62vh; height: auto; box-shadow: 0 4px 18px rgba(0,0,0,.18); background: #fff; }
.loading { position: absolute; top: 8px; right: 10px; background: rgba(0,0,0,.65); color: #fff; font-size: 12px; padding: 3px 8px; border-radius: 12px; }
.errors { background: var(--err-bg); color: var(--err); border-radius: 8px; padding: 10px 12px; margin-top: 10px; font-size: 14px; }
.errors ul { margin: 4px 0 0; padding-left: 18px; }
.summary { margin-top: 10px; font-size: 14px; }
.summary .ok { color: var(--ok); font-weight: 600; }
.summary .warn { color: var(--warn); background: var(--warn-bg); padding: 8px 10px; border-radius: 8px; margin-top: 6px; }
.summary details { margin-top: 6px; }
.summary summary { cursor: pointer; color: var(--olive-dark); }
.summary ul { list-style: none; padding: 0; margin: 6px 0 0; }
.summary li { padding: 4px 0; border-bottom: 1px solid #eee; display: flex; gap: 6px; }
.summary li b { color: var(--ok); }
.summary li.w b { color: var(--warn); }
.downloads { margin-top: 12px; }
.dl-title { font-weight: 700; margin: 0 0 8px; }
.dl-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.btn { font: inherit; font-size: 14px; font-weight: 600; padding: 10px 8px; border-radius: 8px; border: 1px solid var(--olive); background: #fff; color: var(--olive-dark); cursor: pointer; min-height: 44px; }
.btn.primary { background: var(--olive); color: #fff; grid-column: 1 / -1; font-size: 15px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.disclaimer { font-size: 13px; color: var(--muted); background: #f4f2ea; border-radius: 8px; padding: 10px 12px; margin: 12px 0 0; }
.fab { position: fixed; right: 16px; bottom: 16px; z-index: 5; font: inherit; font-weight: 700; background: var(--olive); color: #fff; border: 0; border-radius: 26px; padding: 13px 20px; box-shadow: 0 4px 14px rgba(0,0,0,.25); cursor: pointer; }
.foot { color: var(--muted); font-size: 13px; padding-bottom: 30px; }

/* guide page */
.guide { max-width: 820px; padding-top: 18px; padding-bottom: 40px; }
.guide h1 { font-size: 26px; line-height: 1.2; }
.guide .item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 12px; }
.guide .item h2 { font-size: 17px; margin: 0 0 4px; }
.guide .src { color: var(--muted); font-size: 13px; }
.guide .cta { display: inline-block; background: var(--olive); color: #fff; padding: 12px 18px; border-radius: 8px; text-decoration: none; font-weight: 700; }

@media (min-width: 900px) {
  .layout { grid-template-columns: minmax(0, 1fr) 420px; gap: 28px; padding-bottom: 40px; }
  .intro { grid-column: 1 / -1; }
  .intro h1 { font-size: 32px; }
  .preview .sticky { position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow: auto; }
  .fab { display: none; }
}
@media (max-width: 420px) {
  .row { grid-template-columns: 1fr; gap: 0; }
  .row.three { grid-template-columns: 90px 1fr; gap: 0 10px; }
  .row.three .field:last-child { grid-column: 1 / -1; }
  .row.three > .field:nth-child(3):not(.small) { grid-column: auto; }
}
.row.eq3 { grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
@media (max-width: 420px) { .row.eq3 { grid-template-columns: 1fr 1fr 1fr; gap: 0 8px; } }
.hint { margin: -6px 0 12px; }

/* compliance badge and steps */
.badge { display: inline-block; margin: 4px 0 6px; padding: 6px 12px; border-radius: 14px; background: #eef2dc; border: 1px solid #c6d08f; color: var(--olive-dark); font-size: 14px; font-weight: 700; }
.badge-sub { margin-left: 6px; font-weight: 400; color: var(--muted); font-size: 13px; }
.steps { margin: 12px 0 0; padding: 0; list-style: none; counter-reset: step; display: grid; grid-template-columns: 1fr; gap: 6px; font-size: 14px; color: var(--muted); }
.steps li { counter-increment: step; position: relative; padding-left: 28px; }
.steps li::before { content: counter(step); position: absolute; left: 0; top: 1px; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--olive); color: #fff; font-size: 12px; font-weight: 700; }
.steps b { color: var(--ink); }
.q { display: inline-grid; vertical-align: 1px; place-items: center; width: 18px; height: 18px; border-radius: 50%; border: 1px solid var(--olive); color: var(--olive-dark); font-size: 12px; font-weight: 700; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 12px; } }

.symbol-row { display: flex; gap: 12px; align-items: center; }
.symbol-row small { margin: 0; }

.sub-lbl { margin-top: 12px; }
.choice.pair label { flex: 1 1 0; min-width: 0; }
.tmc-custom { margin: 8px 0 0; }
.legal-note { margin: 6px 0 0; font-size: 13px; color: var(--muted); line-height: 1.4; }
.legal-note b { color: var(--olive-dark); }
#tmc_warn { margin: 8px 0 0; }

.clear-row { display: flex; gap: 12px; align-items: center; margin: 4px 0 16px; }
.clear-row small { margin: 0; }
.clear-row .btn { flex: none; white-space: nowrap; padding: 10px 14px; }

.legal h2 { font-size: 19px; margin: 26px 0 8px; }
.legal p, .legal li, .legal address { color: var(--ink); }
.legal address { font-style: normal; margin: 0 0 12px; }
.legal ul { padding-left: 20px; }
.legal-links { margin: 0 0 6px; }

/* paywall */
.notice { margin-top: 10px; padding: 10px 12px; border-radius: 8px; font-size: 14px; font-weight: 600; }
.notice.ok { background: #e9f4e6; color: var(--ok); }
.notice.warn { background: var(--warn-bg); color: var(--warn); }
.paywall { border: 2px solid var(--olive); border-radius: var(--radius); padding: 12px 14px; margin: 0 0 12px; background: #fbfcf5; }
.pw-title { margin: 0 0 6px; font-size: 17px; font-weight: 700; }
.pw-list { margin: 0 0 12px; padding-left: 20px; font-size: 14px; color: var(--muted); }
.paywall input[type=email] { width: 100%; font: inherit; font-size: 16px; padding: 10px 11px; border: 1px solid #c9c4b0; border-radius: 8px; background: #fff; min-height: 44px; }
.paywall .check.confirm { margin-top: 10px; }
.btn.wide { width: 100%; margin: 4px 0 0; }
.login { display: flex; gap: 8px; margin-top: 8px; }
.login input { flex: 1; min-width: 0; }
.access-on { font-size: 14px; background: #e9f4e6; color: var(--ok); border-radius: 8px; padding: 8px 10px; margin: 0 0 10px; }
.inline { display: inline; }
.link { font: inherit; background: none; border: 0; padding: 0; color: var(--olive-dark); text-decoration: underline; cursor: pointer; }

/* inline explanations */
.help { margin-top: 6px; font-size: 14px; }
.help summary { cursor: pointer; color: var(--olive-dark); font-weight: 600; list-style: none; display: flex; gap: 6px; align-items: flex-start; }
.help summary::-webkit-details-marker { display: none; }
.help summary::before { content: "?"; flex: none; display: inline-grid; place-items: center; width: 18px; height: 18px; margin-top: 1px; border-radius: 50%; border: 1px solid var(--olive); font-size: 12px; }
.help[open] summary::before { content: "×"; background: var(--olive); color: #fff; }
.help p { margin: 6px 0 0; padding: 8px 10px; background: #f6f7ee; border-radius: 8px; color: var(--ink); line-height: 1.45; }
.help p + p { margin-top: 4px; }