/* Sore Thumb resource pack - shared styles
   Brand: purple #73016B, navy #050359, white ground. Anton headlines, Inter body. */

:root {
  --purple: #73016B;
  --navy: #050359;
  --ink: #050359;
  --muted: #5b5f7a;
  --line: #e4e4ee;
  --bg: #ffffff;
  --soft: #f7f6fa;
  --max: 1080px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  font-weight: 450;
}

h1, h2, h3, .anton {
  font-family: Anton, Inter, sans-serif;
  font-weight: 400;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  line-height: 1.02;
  margin: 0;
}

a { color: var(--purple); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap { display: flex; align-items: center; gap: 18px; padding-top: 12px; padding-bottom: 12px; }
.brand { display: flex; align-items: baseline; gap: 10px; font-family: Anton, sans-serif; text-transform: uppercase; color: var(--navy); font-size: 18px; letter-spacing: 0.02em; }
.brand span { font-family: Inter, sans-serif; font-size: 10px; letter-spacing: 0.18em; color: var(--purple); font-weight: 600; }
.head-nav { margin-left: auto; display: flex; gap: 16px; font-size: 13px; color: var(--muted); }
.head-nav a { color: var(--muted); }
.head-nav a.on, .head-nav a:hover { color: var(--purple); }
.head-cta {
  margin-left: 8px; background: var(--purple); color: #fff; padding: 9px 14px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; border-radius: 2px;
}
.head-cta:hover { text-decoration: none; background: var(--navy); }
@media (max-width: 860px) { .head-nav { display: none; } }
@media (max-width: 520px) {
  .brand { font-size: 15px; flex-direction: column; gap: 0; line-height: 1.1; }
  .brand span { font-size: 9px; letter-spacing: 0.14em; }
  .head-cta { padding: 8px 10px; font-size: 11px; margin-left: auto; }
  .site-head .wrap { gap: 10px; }
}

/* ---------- section rail ---------- */
.rail { border-bottom: 1px solid var(--line); background: var(--soft); overflow-x: auto; }
.rail .wrap { display: flex; gap: 0; padding: 0 20px; }
.rail a {
  flex: 0 0 auto; padding: 10px 14px; font-size: 12px; color: var(--muted);
  border-right: 1px solid var(--line); white-space: nowrap;
}
.rail a b { font-family: "Space Mono", ui-monospace, monospace; color: var(--purple); font-weight: 700; margin-right: 6px; }
.rail a.on { background: #fff; color: var(--navy); font-weight: 600; }

/* ---------- hero ---------- */
.hero { padding: 54px 0 34px; border-bottom: 1px solid var(--line); }
.kicker { font-family: "Space Mono", ui-monospace, monospace; font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--purple); margin-bottom: 14px; }
.hero h1 { font-size: clamp(34px, 6.2vw, 62px); max-width: 17ch; }
.hero p.lede { font-size: 18px; color: var(--muted); max-width: 62ch; margin: 18px 0 0; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.btn { display: inline-block; padding: 13px 20px; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; border-radius: 2px; }
.btn-primary { background: var(--purple); color: #fff; }
.btn-primary:hover { background: var(--navy); text-decoration: none; }
.btn-ghost { border: 1px solid var(--navy); color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: #fff; text-decoration: none; }

/* ---------- stat strip ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.stats div { padding: 26px 20px; border-right: 1px solid var(--line); }
.stats div:last-child { border-right: 0; }
.stats b { display: block; font-family: Anton, sans-serif; font-size: 30px; color: var(--purple); line-height: 1; }
.stats span { display: block; font-size: 12.5px; color: var(--muted); margin-top: 8px; }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr; } .stats div { border-right: 0; border-bottom: 1px solid var(--line); } }

/* ---------- blocks ---------- */
section.block { padding: 46px 0; border-bottom: 1px solid var(--line); }
.block .eyebrow { font-family: "Space Mono", monospace; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--purple); }
.block h2 { font-size: clamp(24px, 3.6vw, 36px); margin: 10px 0 6px; }
.block p.sub { color: var(--muted); max-width: 72ch; margin: 0 0 24px; }

.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .g3, .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }

.card { border: 1px solid var(--line); padding: 18px; background: #fff; }
.card h3 { font-size: 15px; letter-spacing: 0.02em; margin-bottom: 8px; }
.card p { margin: 0; font-size: 14.5px; color: var(--muted); }
.card .num { font-family: "Space Mono", monospace; font-size: 12px; color: var(--purple); display: block; margin-bottom: 8px; }
.card.fill { background: var(--purple); color: #fff; border-color: var(--purple); }
.card.fill h3, .card.fill .num { color: #fff; }
.card.fill p { color: rgba(255,255,255,0.82); }
.card.navy { background: var(--navy); color: #fff; border-color: var(--navy); }
.card.navy h3, .card.navy .num { color: #fff; }
.card.navy p { color: rgba(255,255,255,0.82); }

.pairs { border-top: 1px solid var(--line); }
.pair { display: grid; grid-template-columns: 220px 1fr; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.pair b { font-size: 14px; }
.pair span { color: var(--muted); font-size: 14.5px; }
@media (max-width: 620px) { .pair { grid-template-columns: 1fr; gap: 4px; } }

table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th { text-align: left; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--line); }
td { padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
td.num, th.num { font-family: "Space Mono", monospace; }
tr:hover td { background: var(--soft); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); }

ul.ticks, ul.crosses { list-style: none; margin: 0; padding: 0; }
ul.ticks li, ul.crosses li { position: relative; padding: 9px 0 9px 28px; border-bottom: 1px solid var(--line); font-size: 14.5px; }
ul.ticks li:before { content: "\2713"; position: absolute; left: 0; color: var(--purple); font-weight: 700; }
ul.crosses li:before { content: "\2715"; position: absolute; left: 0; color: var(--muted); font-weight: 700; }

.steps { counter-reset: s; }
.step { display: grid; grid-template-columns: 56px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.step .n { font-family: Anton, sans-serif; font-size: 26px; color: var(--purple); line-height: 1; }
.step h3 { font-size: 16px; margin-bottom: 6px; }
.step p { margin: 0; color: var(--muted); font-size: 14.5px; }

details.faq { border-bottom: 1px solid var(--line); padding: 14px 0; }
details.faq summary { cursor: pointer; font-weight: 600; font-size: 15px; list-style: none; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary:before { content: "+"; color: var(--purple); font-family: "Space Mono", monospace; margin-right: 10px; }
details.faq[open] summary:before { content: "\2212"; }
details.faq p { color: var(--muted); font-size: 14.5px; margin: 10px 0 0; }

.callout { border-left: 3px solid var(--purple); background: var(--soft); padding: 16px 18px; font-size: 14.5px; }
.callout b { display: block; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--purple); margin-bottom: 6px; }

.index-row { display: grid; grid-template-columns: 70px 1fr 30px; gap: 16px; align-items: center; padding: 18px 0; border-bottom: 1px solid var(--line); color: inherit; }
.index-row:hover { background: var(--soft); text-decoration: none; }
.index-row .sn { font-family: "Space Mono", monospace; color: var(--purple); font-size: 13px; }
.index-row h3 { font-size: 17px; margin-bottom: 4px; }
.index-row p { margin: 0; color: var(--muted); font-size: 14px; }
.index-row .arrow { color: var(--purple); font-size: 18px; text-align: right; }

.next-link { display: flex; justify-content: space-between; align-items: center; padding: 22px 0; font-size: 15px; }
.next-link b { font-family: Anton, sans-serif; text-transform: uppercase; letter-spacing: 0.02em; }

/* ---------- calculator ---------- */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 860px) { .calc { grid-template-columns: 1fr; } }
.panel { border: 1px solid var(--line); padding: 20px; }
.panel h3 { font-size: 14px; letter-spacing: 0.06em; margin-bottom: 16px; }
.field { margin-bottom: 20px; }
.field label { display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.field label em { font-style: normal; font-family: "Space Mono", monospace; color: var(--purple); }
.field .hint { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
input[type=range] { width: 100%; accent-color: var(--purple); }
.tiers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.tiers button, .toggle button {
  font-family: Inter, sans-serif; font-size: 12.5px; font-weight: 600; padding: 9px 4px;
  border: 1px solid var(--line); background: #fff; color: var(--muted); cursor: pointer; border-radius: 2px;
}
.tiers button.on, .toggle button.on { background: var(--purple); border-color: var(--purple); color: #fff; }
.toggle { display: flex; gap: 6px; }
.toggle button { flex: 1; }
.outs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 620px) { .outs { grid-template-columns: repeat(2, 1fr); } .tiers { grid-template-columns: repeat(2, 1fr); } }
.out { background: #fff; padding: 16px; }
.out b { display: block; font-family: Anton, sans-serif; font-size: 26px; color: var(--navy); line-height: 1; }
.out .lab { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.out .note { font-size: 12px; color: var(--muted); margin-top: 6px; }
.out.hero-out b { color: var(--purple); font-size: 32px; }
.chart { display: flex; align-items: flex-end; gap: 4px; height: 190px; border-bottom: 1px solid var(--line); margin-top: 18px; }
.chart .bar { flex: 1; background: var(--purple); position: relative; min-height: 2px; }
.chart .bar span { position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-family: "Space Mono", monospace; font-size: 10px; color: var(--navy); white-space: nowrap; }
.chart-x { display: flex; gap: 4px; margin-top: 6px; }
.chart-x div { flex: 1; text-align: center; font-family: "Space Mono", monospace; font-size: 10px; color: var(--muted); }

/* ---------- footer ---------- */
.site-foot { background: var(--navy); color: rgba(255,255,255,0.78); padding: 40px 0 50px; font-size: 13px; }
.site-foot .wrap > div { max-width: 90ch; }
.site-foot b.ft { display: block; font-family: Anton, sans-serif; text-transform: uppercase; color: #fff; font-size: 13px; letter-spacing: 0.08em; margin: 22px 0 10px; }
.site-foot a { color: #fff; }
.foot-meta { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,0.18); padding-bottom: 18px; margin-bottom: 18px; font-family: "Space Mono", monospace; font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; }
.site-foot p { margin: 0 0 10px; line-height: 1.6; }
.print-only { display: none; }