/* ============================================================
   Homepage sections: hero, match card, metrics, steps, engine, cta.
   ============================================================ */

section { padding-block: clamp(3.5rem, 7vw, 6rem); }
.sec-head { max-width: 60ch; margin-bottom: 2.8rem; }
.sec-head .eyebrow { margin-bottom: 1rem; }
.sec-head h2 { margin-bottom: 1rem; }
.sec-head p { color: var(--ink-2); font-size: var(--fs-lead); }

/* ---------- hero ---------- */
.hero { padding-top: clamp(3rem, 7vw, 5.5rem); padding-bottom: clamp(2.5rem, 5vw, 4rem); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.hero .eyebrow { margin-bottom: 1.4rem; }
.hero h1 { margin-bottom: 1.35rem; }
.hero .lead { font-size: var(--fs-lead); color: var(--ink-2); max-width: 34ch; margin-bottom: 2rem; }
.hero .cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 1.6rem; }
.hero .trust { font-size: var(--fs-micro); color: var(--muted); display: flex; align-items: center; gap: .55rem; }
.hero .trust .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--good); flex: none; }

/* ---------- match card ---------- */
.matchcard { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-md); overflow: hidden; }
.mc-head { display: flex; align-items: center; justify-content: space-between; padding: .8rem 1.1rem; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.mc-head .label { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.mc-head .live { display: inline-flex; align-items: center; gap: .4rem; font-family: var(--mono); font-size: var(--fs-eyebrow); color: var(--good); letter-spacing: .1em; }
.mc-head .live .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--good); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--good) 55%,transparent);} 70%{box-shadow:0 0 0 7px transparent;} 100%{box-shadow:0 0 0 0 transparent;} }

.mc-body { padding: 1.2rem 1.1rem 1.25rem; }
.mc-section-label { font-family: var(--mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); margin-bottom: .5rem; }
.bidline { font-family: var(--mono); font-size: .82rem; line-height: 1.5; color: var(--ink-2); background: var(--surface-2); border: 1px dashed var(--line-2); border-radius: 9px; padding: .7rem .8rem; }
.bidline .ln { color: var(--faint); }
.connector { display: grid; place-items: center; padding: .55rem 0; }
.connector svg { width: 18px; height: 18px; color: var(--faint); }

.product { border: 1px solid var(--line-2); border-radius: 10px; overflow: hidden; background: var(--surface); }
.product .top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: .85rem .9rem .7rem; }
.product .brandname { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: .28rem; }
.product .title { font-size: .98rem; font-weight: 580; line-height: 1.3; letter-spacing: -0.01em; }
.pill { flex: none; display: inline-flex; align-items: center; gap: .35rem; font-family: var(--mono); font-size: .66rem; font-weight: 600; letter-spacing: .08em; padding: .28rem .5rem; border-radius: 999px; background: var(--good-soft); color: var(--good); }
.pill .tick { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.product .foot { display: flex; align-items: center; justify-content: space-between; padding: .6rem .9rem; border-top: 1px solid var(--line); background: var(--surface-2); }
.product .sku { font-family: var(--mono); font-size: .76rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.product .price { font-family: var(--mono); font-size: .95rem; font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }
.reason { margin-top: .75rem; font-size: .8rem; color: var(--muted); line-height: 1.5; }
.reason b { color: var(--ink-2); font-weight: 560; }

/* ---------- metrics ---------- */
.metrics { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metrics .grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.metric { padding: 1.6rem var(--gutter); border-left: 1px solid var(--line); }
.metric:first-child { border-left: none; }
.metric .num { font-family: var(--mono); font-size: 1.85rem; font-weight: 600; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.metric .cap { font-size: var(--fs-micro); color: var(--muted); margin-top: .35rem; }

/* ---------- steps ---------- */
.steps { border-top: 1px solid var(--line); }
/* minmax(0, …) not 1fr: a bare 1fr floors the track at min-content, and the
   unbreakable mono run in .detail ("brand,sku,title,…") measures 300px — wider
   than the track has at 390px, which pushed the page into horizontal scroll. */
.step { display: grid; grid-template-columns: 5.5rem minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(1rem, 3vw, 2.5rem); padding-block: 1.9rem; border-bottom: 1px solid var(--line); align-items: start; }
.step .no { font-family: var(--mono); font-size: .82rem; color: var(--accent); letter-spacing: .1em; padding-top: .2rem; }
.step h3 { margin-bottom: .5rem; }
.step .desc { color: var(--muted); font-size: var(--fs-small); }
.step .detail { font-family: var(--mono); font-size: .78rem; color: var(--ink-2); background: var(--surface); border: 1px solid var(--line); border-radius: 9px; padding: .7rem .85rem; line-height: 1.55; overflow-wrap: anywhere; }
.step .detail .k { color: var(--faint); }

/* ---------- engine ---------- */
.engine { background: var(--surface-2); border-top: 1px solid var(--line); }
.engine-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.engine-copy h2 { margin-bottom: 1.1rem; }
.engine-copy p { color: var(--ink-2); margin-bottom: 1.5rem; }
.feature-list { display: grid; gap: .95rem; }
.feature { display: grid; grid-template-columns: auto 1fr; gap: .8rem; align-items: start; }
.feature .mk { width: 22px; height: 22px; border-radius: 6px; flex: none; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.feature .mk svg { width: 13px; height: 13px; }
.feature .ft-t { font-weight: 580; font-size: var(--fs-small); }
.feature .ft-d { color: var(--muted); font-size: var(--fs-small); }

.candidates { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-sm); overflow: hidden; }
.candidates .ch { display: flex; align-items: center; justify-content: space-between; padding: .75rem 1rem; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.candidates .ch .t { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.candidates .ch .q { font-family: var(--mono); font-size: .72rem; color: var(--faint); }
.crow { display: grid; grid-template-columns: 2.4rem 1fr auto; gap: .8rem; align-items: center; padding: .7rem 1rem; border-bottom: 1px solid var(--line); font-size: var(--fs-small); }
.crow:last-child { border-bottom: none; }
.crow.chosen { background: var(--accent-soft); }
.crow .rank { font-family: var(--mono); font-size: .72rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.crow.chosen .rank { color: var(--accent); }
.crow .cname { font-weight: 520; letter-spacing: -0.01em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crow .cname .cs { font-family: var(--mono); font-size: .72rem; color: var(--muted); }
.crow .score { font-family: var(--mono); font-size: .8rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.crow.chosen .score { color: var(--accent); font-weight: 600; }

/* ---------- closing cta ---------- */
.cta-band { border-top: 1px solid var(--line); background: var(--surface-2); }
.cta-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: clamp(2.8rem, 5vw, 4rem); }
.cta-inner h2 { max-width: 20ch; }
.cta-inner .sub { color: var(--muted); font-size: var(--fs-small); margin-top: .6rem; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero .matchcard { max-width: 460px; }
  .metrics .grid { grid-template-columns: 1fr 1fr; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .metric:nth-child(3) { border-left: none; }
  .step { grid-template-columns: 3.5rem minmax(0, 1fr); }
  .step .detail { grid-column: 2; }
  .engine-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .metrics .grid { grid-template-columns: 1fr; }
  .metric { border-left: none; border-bottom: 1px solid var(--line); }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}