:root {
  --ink: #1e2227;
  --ink-2: #4a525b;
  --page: #eef1f3;
  --white: #ffffff;
  --line: #f5c400;
  --curb: #c5cbd1;
  --curb-2: #e3e7ea;
  --err: #a32c1f;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  overflow-wrap: break-word;
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.55;
}

a { color: var(--ink); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--line); }

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
  box-shadow: 0 0 0 6px var(--line);
}

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- header / footer with center-line strip ---------- */
.site-header { background: var(--ink); color: var(--white); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; }
.site-header a { color: var(--white); text-decoration: none; }
.brand { font-weight: 800; font-size: 1.2rem; letter-spacing: -0.01em; }
.site-nav a { font-weight: 600; font-size: 0.95rem; padding: 10px 0; display: inline-block; }
.site-nav a:hover { text-decoration: underline; text-decoration-color: var(--line); }
.road {
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--line) 0 30px, transparent 30px 54px);
  background-color: var(--ink);
}

.site-footer { background: var(--ink); color: rgba(255, 255, 255, 0.78); margin-top: 64px; font-size: 0.95rem; }
.site-footer .wrap { padding-top: 36px; padding-bottom: 40px; display: grid; gap: 28px; }
.site-footer a { color: var(--white); }
.site-footer h2 { color: var(--white); font-size: 1rem; margin: 0 0 8px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.footer-cols { display: grid; gap: 28px; }
.disclaimer { max-width: 70ch; margin: 0; }
@media (min-width: 760px) { .footer-cols { grid-template-columns: 1.4fr 1fr 1fr; } }

/* ---------- headings ---------- */
h1 {
  font-size: clamp(2.1rem, 5.4vw, 3.4rem);
  line-height: 1.04;
  letter-spacing: -0.028em;
  font-weight: 800;
  margin: 36px 0 12px;
}
h2 { font-size: 1.5rem; line-height: 1.2; letter-spacing: -0.015em; margin: 0 0 12px; }
h3 { font-size: 1.1rem; margin: 0 0 6px; }
.lede { font-size: 1.2rem; max-width: 62ch; margin: 0 0 8px; color: var(--ink-2); }

/* ---------- tool ---------- */
.tool { display: grid; gap: 24px; margin: 28px 0 8px; }
@media (min-width: 900px) {
  .tool { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); align-items: start; }
  .ticket { position: sticky; top: 16px; }
}

.card { background: var(--white); border: 1px solid var(--curb); border-radius: 8px; padding: 22px; }
.card fieldset { border: 0; padding: 0; margin: 0 0 20px; min-width: 0; }
.card legend { font-weight: 700; padding: 0; margin-bottom: 8px; }

.seg { display: inline-flex; flex-wrap: wrap; border: 2px solid var(--ink); border-radius: 6px; overflow: hidden; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.seg span { display: block; padding: 9px 14px; font-weight: 600; font-size: 0.95rem; min-height: 44px; line-height: 1.6; }
.seg label + label span { border-left: 2px solid var(--ink); }
.seg input:checked + span { background: var(--ink); color: var(--white); }
.seg input:focus-visible + span { outline: 3px solid var(--ink); outline-offset: 2px; box-shadow: 0 0 0 6px var(--line); }

.fields { display: grid; gap: 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.fields .full { grid-column: 1 / -1; }
.field label { display: block; font-weight: 600; font-size: 0.95rem; margin-bottom: 4px; }
.input-wrap { position: relative; }
.input-wrap input {
  width: 100%;
  min-height: 48px;
  padding: 10px 52px 10px 12px;
  font: inherit;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  background: var(--white);
  border: 2px solid var(--curb);
  border-radius: 6px;
}
.input-wrap input:hover { border-color: var(--ink-2); }
.input-wrap input:focus { border-color: var(--ink); }
.input-wrap .unit {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  color: var(--ink-2); font-size: 0.9rem; pointer-events: none; max-width: 90px; white-space: nowrap;
}
.input-wrap.wide input { padding-right: 110px; }
.hint { color: var(--ink-2); font-size: 0.88rem; margin: 4px 0 0; }

details.advanced { border-top: 1px solid var(--curb); padding-top: 14px; margin-top: 6px; }
details.advanced summary { cursor: pointer; font-weight: 700; min-height: 44px; display: flex; align-items: center; justify-content: space-between; list-style: none; }
details.advanced summary::-webkit-details-marker { display: none; }
details.advanced summary::after { content: "+"; font-size: 1.5rem; font-weight: 400; line-height: 1; }
details.advanced[open] summary::after { content: "\2212"; }
details.advanced[open] summary { margin-bottom: 10px; }

/* ---------- result ticket ---------- */
.ticket { background: var(--ink); color: var(--white); border-radius: 8px; padding: 0 22px 22px; overflow: hidden; }
.ticket .road { margin: 0 -22px 20px; }
.ticket h2 { color: rgba(255, 255, 255, 0.78); font-size: 1rem; font-weight: 600; letter-spacing: 0; margin: 0 0 6px; }
.ticket .big { color: var(--line); font-size: clamp(2.8rem, 9vw, 4.2rem); font-weight: 800; line-height: 1; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; word-break: break-word; }
.ticket .big small { color: var(--white); font-size: 1.15rem; font-weight: 600; letter-spacing: 0; margin-left: 8px; }
.ticket dl { margin: 22px 0 0; }
.ticket .row { display: flex; justify-content: space-between; gap: 16px; padding: 9px 0; border-bottom: 1px dotted rgba(255, 255, 255, 0.4); font-variant-numeric: tabular-nums; }
.ticket dt { color: rgba(255, 255, 255, 0.78); }
.ticket dd { margin: 0; font-weight: 700; text-align: right; }
.ticket .note { color: rgba(255, 255, 255, 0.72); font-size: 0.88rem; margin: 14px 0 0; }
.ticket-error { color: var(--white); font-size: 1.05rem; margin: 0; padding: 6px 0 14px; }
.ticket-error::before { content: ""; display: inline-block; width: 10px; height: 10px; background: var(--line); margin-right: 10px; border-radius: 2px; }

/* ---------- content ---------- */
.section { margin-top: 44px; max-width: 74ch; }
.section p { margin: 0 0 14px; }
.tbl-wrap { overflow-x: auto; max-width: 100%; }
table { border-collapse: collapse; width: 100%; background: var(--white); border: 1px solid var(--curb); }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--curb); font-variant-numeric: tabular-nums; }
th { background: var(--curb-2); font-weight: 700; }
td.num, th.num { text-align: right; }
caption { text-align: left; font-weight: 700; padding: 0 0 8px; caption-side: top; }

.faq details { border-bottom: 1px solid var(--curb); }
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 40px 14px 0; position: relative; list-style: none; min-height: 48px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 10px; font-size: 1.5rem; line-height: 1; font-weight: 400; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 16px; max-width: 66ch; }

.related { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); list-style: none; padding: 0; margin: 0; }
.related a, .tile { display: block; background: var(--white); border: 1px solid var(--curb); border-radius: 8px; padding: 16px; text-decoration: none; height: 100%; }
.related a:hover, .tile:hover { border-color: var(--ink); }
.related strong, .tile strong { display: block; font-size: 1.1rem; margin-bottom: 4px; }
.related span, .tile span { color: var(--ink-2); font-size: 0.95rem; }

.grid-index { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); margin-top: 28px; list-style: none; padding: 0; }

.ad { margin: 36px 0; min-height: 120px; max-width: 100%; overflow: hidden; }
.sponsored { background: var(--white); border: 1px solid var(--curb); border-radius: 8px; padding: 18px; }
.sponsored p.disc { color: var(--ink-2); font-size: 0.9rem; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: var(--white); padding: 10px 14px; z-index: 10; }

@media (max-width: 520px) {
  .card { padding: 16px; }
  .fields { grid-template-columns: minmax(0, 1fr); }
}

@media print {
  .site-header, .site-footer, .ad, .related-section, .faq { display: none; }
  body { background: #fff; }
}

/* ---------- v2 controls ---------- */
[hidden] { display: none !important; }

.mt { margin-top: 22px; }

select {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
  border: 2px solid var(--curb);
  border-radius: 6px;
}
select:hover { border-color: var(--ink-2); }
select:focus { border-color: var(--ink); }

.chips { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; }
.chips-label { color: var(--ink-2); font-size: 0.9rem; margin-right: 2px; }
.chip {
  font: inherit; font-size: 0.92rem; font-weight: 600;
  min-height: 40px; padding: 6px 14px;
  background: var(--white); color: var(--ink);
  border: 2px solid var(--curb); border-radius: 999px; cursor: pointer;
}
.chip:hover { border-color: var(--ink); }

.btn-quiet {
  font: inherit; font-weight: 700; color: var(--ink);
  background: transparent; border: 2px dashed var(--ink-2); border-radius: 6px;
  min-height: 46px; padding: 8px 16px; cursor: pointer; width: 100%; margin-top: 14px;
}
.btn-quiet:hover { border-color: var(--ink); border-style: solid; }

.area-extra { border: 1px solid var(--curb); border-radius: 8px; padding: 14px; margin-top: 14px; background: var(--page); }
.area-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }

.link-btn {
  font: inherit; font-size: 0.95rem; font-weight: 600; color: var(--ink);
  background: none; border: 0; padding: 8px 4px; cursor: pointer;
  text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; min-height: 44px;
}
.link-btn:hover { text-decoration-color: var(--line); }
.form-foot { margin: 8px 0 0; text-align: right; }

.ticket .order { margin: 12px 0 0; color: var(--white); font-size: 1.05rem; }
.ticket .order strong { color: var(--line); }
.ticket-sub { color: var(--white); font-size: 1.05rem; margin: 22px 0 0; padding-top: 14px; border-top: 2px dashed var(--line); }
.ticket-sub + dl { margin-top: 6px; }

.ticket-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.btn {
  font: inherit; font-weight: 700; font-size: 0.95rem;
  min-height: 44px; padding: 8px 16px; cursor: pointer;
  color: var(--white); background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.55); border-radius: 6px;
}
.btn:hover { border-color: var(--line); color: var(--line); }
.ticket .btn:focus-visible { outline: 3px solid var(--white); box-shadow: 0 0 0 6px var(--ink); }
.copy-status { min-height: 1.4em; margin: 10px 0 0; font-size: 0.92rem; color: var(--line); }

@media print {
  .btn-quiet, .chips, .ticket-actions, .copy-status, .form-foot, #add-area { display: none !important; }
  .ticket { background: #fff; color: #000; border: 2px solid #000; }
  .ticket .big, .ticket .order strong { color: #000; }
  .ticket dt, .ticket dd, .ticket h2, .ticket .note, .ticket .order, .ticket-sub { color: #000; }
}

/* ---------- v3: warnings, help, placeholders ---------- */
.warn { margin: 14px 0 0; padding: 10px 12px; background: rgba(245, 196, 0, 0.16); border-left: 4px solid var(--line); color: var(--white); font-size: 0.95rem; }

input::placeholder { color: #66707a; opacity: 1; }

details.help { margin: 0 0 18px; border: 1px solid var(--curb); border-radius: 8px; background: var(--page); }
details.help summary { cursor: pointer; font-weight: 700; padding: 10px 14px; min-height: 44px; display: flex; align-items: center; }
details.help ol { margin: 0; padding: 0 16px 12px 36px; }
details.help li { margin: 0 0 8px; }

.input-wrap.no-unit input { padding-right: 12px; }

.reviewed { margin: 0 0 4px; color: var(--ink-2); font-size: 0.92rem; }

/* ---------- phone result bar ---------- */
.result-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: var(--ink); border-top: 4px solid var(--line); }
.result-bar a { display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 8px 16px; color: var(--white); text-decoration: none; }
.result-bar .rb-label { color: rgba(255, 255, 255, 0.78); font-size: 0.9rem; }
.result-bar .rb-num { flex: 1; color: var(--line); font-weight: 800; font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.result-bar .rb-more { font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }
body.has-bar { padding-bottom: 64px; }
#ticket { scroll-margin-top: 12px; }
@media (min-width: 900px) { .result-bar { display: none !important; } body.has-bar { padding-bottom: 0; } }
@media print { .result-bar { display: none !important; } body.has-bar { padding-bottom: 0; } }

/* ---------- narrow screens: equal-width option buttons ---------- */
@media (max-width: 560px) {
  .seg { display: flex; flex-wrap: nowrap; width: 100%; }
  .seg label { flex: 1 1 0; min-width: 0; }
  .seg span { padding: 8px 6px; text-align: center; font-size: 0.9rem; line-height: 1.3; display: flex; align-items: center; justify-content: center; height: 100%; }
}

.report { margin: 36px 0 0; color: var(--ink-2); font-size: 0.95rem; }
.cmp { margin: 14px 0 0; padding: 10px 12px; border-left: 4px solid var(--line); background: rgba(255,255,255,0.08); color: var(--white); font-size: 0.95rem; }

.nextstep { margin: 16px 0 0; }
.nextstep a { color: var(--white); font-weight: 700; text-decoration-color: var(--line); }

.home-group { margin-top: 36px; }
.home-group h2 { margin-bottom: 4px; }
.home-group .grid-index { margin-top: 14px; }