/* Calculadora Don Kroketon — mobile first, sin dependencias. Colores del catálogo Linktree. */
:root { --accent: #f0a638; --dark: #142c73; --bg: #fef7f2; --text: #1f1f1f; --muted: #5b5b5b; --line: #e8e2dc; --ok: #1f7a3f; --warn: #a15c00; --err: #b3261e; --radius: 14px; --pad: 16px; --max: 720px; }
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 16px; line-height: 1.4; color: var(--text); background: #fff; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); margin: -1px; }
.skip { position: absolute; left: -9999px; top: 0; background: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }
[hidden] { display: none !important; }
.hdr { background: var(--bg); padding: 22px var(--pad) 18px; text-align: center; }
.hdr__in { max-width: var(--max); margin: 0 auto; }
.hdr__brand { font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-size: .8rem; }
.hdr__title { margin: 6px 0 6px; font-size: 1.5rem; line-height: 1.15; color: var(--dark); text-transform: uppercase; letter-spacing: .02em; }
.hdr__sub { margin: 0; color: #4a4a4a; font-size: .95rem; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 12px var(--pad) 40px; }
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; margin: 8px 0 16px; }
.step { border: 0; background: #f2f2f2; border-radius: 999px; padding: 6px 4px; font-size: .72rem; color: #666; display: flex; flex-direction: column; align-items: center; gap: 2px; cursor: pointer; }
.step span { display: inline-flex; width: 22px; height: 22px; border-radius: 50%; background: #ddd; color: #333; align-items: center; justify-content: center; font-weight: 800; font-size: .75rem; }
.step.is-active { background: var(--dark); color: #fff; }
.step.is-active span, .step.is-done span { background: var(--accent); color: #fff; }
.step:disabled { cursor: default; opacity: .7; }
.panel h2 { font-size: 1.15rem; color: var(--dark); margin: 6px 0 12px; }
.choice2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.big { min-height: 120px; border: 2px solid var(--line); border-radius: var(--radius); background: #fff; font-size: 1.1rem; font-weight: 800; color: var(--dark); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; cursor: pointer; }
.big__ico { font-size: 2.4rem; }
.big:hover, .big:focus-visible, .big[aria-pressed="true"] { border-color: var(--accent); box-shadow: 0 6px 16px rgba(0,0,0,.08); outline: none; }
.search input { width: 100%; height: 48px; border: 2px solid #e6e6e6; border-radius: 999px; padding: 0 16px; font: inherit; font-size: 16px; background: #fafafa; }
.search input:focus { outline: none; border-color: var(--accent); background: #fff; }
.hint { color: var(--muted); font-size: .85rem; margin: 8px 0; }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
@media (min-width: 560px) { .cards { grid-template-columns: repeat(3, 1fr); } }
.card { border: 2px solid var(--line); border-radius: var(--radius); background: #fff; padding: 8px; text-align: left; cursor: pointer; display: flex; flex-direction: column; gap: 6px; font: inherit; color: inherit; }
.card:hover, .card:focus-visible { border-color: var(--accent); outline: none; }
.card img { width: 100%; aspect-ratio: 1; object-fit: contain; background: #fafafa; border-radius: 10px; }
.card__brand { font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); font-weight: 800; }
.card__title { font-size: .9rem; font-weight: 700; line-height: 1.2; color: var(--dark); }
.badge { display: inline-block; font-size: .68rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: #eef5ef; color: var(--ok); }
.badge--pending { background: #fff4e5; color: var(--warn); }
.badge--rx { background: #eef1fb; color: var(--dark); }
.selected { display: flex; gap: 12px; align-items: center; background: var(--bg); border-radius: var(--radius); padding: 10px; margin-bottom: 12px; }
.selected img { width: 64px; height: 64px; object-fit: contain; border-radius: 8px; background: #fff; }
.selected b { color: var(--dark); }
.variants { display: grid; gap: 8px; }
.variant { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px; border: 2px solid var(--line); border-radius: var(--radius); padding: 12px; background: #fff; text-align: left; font: inherit; color: inherit; cursor: pointer; }
.variant:hover, .variant:focus-visible { border-color: var(--accent); outline: none; }
.variant__name { font-weight: 800; color: var(--dark); }
.variant__meta { font-size: .8rem; color: var(--muted); }
.variant__price { text-align: right; font-weight: 800; font-size: 1.05rem; }
.variant__list { display: block; font-size: .78rem; color: var(--muted); font-weight: 400; text-decoration: line-through; }
.variant__promo { display: block; font-size: .72rem; color: var(--ok); font-weight: 700; }
.field { margin: 0 0 14px; }
.field label { display: block; font-weight: 700; margin-bottom: 4px; color: var(--dark); }
.field input, .field select { width: 100%; height: 46px; border: 2px solid #e6e6e6; border-radius: 10px; padding: 0 12px; font: inherit; font-size: 16px; }
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }
.field .help { font-size: .8rem; color: var(--muted); margin-top: 4px; }
.seg { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 6px; }
.seg button { border: 2px solid var(--line); background: #fff; border-radius: 10px; min-height: 44px; font: inherit; font-weight: 700; color: var(--dark); cursor: pointer; }
.seg button[aria-pressed="true"] { border-color: var(--accent); background: #fff8ec; }
.notice { background: #fff4e5; border: 1px solid #ffd9a6; color: #6b3d00; border-radius: 10px; padding: 10px 12px; font-size: .9rem; margin-bottom: 12px; }
.notice label { display: flex; gap: 8px; align-items: flex-start; margin-top: 8px; font-weight: 700; }
.error { background: #fdecea; color: var(--err); border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; font-size: .9rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 18px; border-radius: 999px; font-weight: 800; text-decoration: none; border: 2px solid transparent; cursor: pointer; font: inherit; font-size: .95rem; }
.btn--primary { background: var(--dark); color: #fff; width: 100%; text-transform: uppercase; letter-spacing: .06em; }
.btn--accent { background: var(--accent); color: #fff; }
.btn--ghost { background: #fff; border-color: #e3e3e3; color: var(--dark); }
.btn--wa { background: #25d366; color: #fff; }
.actions { display: grid; gap: 8px; margin: 16px 0; }
@media (min-width: 560px) { .actions { grid-template-columns: 1fr 1fr 1fr; } }
.res-head { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
.res-head img { width: 72px; height: 72px; object-fit: contain; border-radius: 10px; background: var(--bg); }
.res-head h2 { margin: 0; font-size: 1.05rem; }
.res-head .sub { color: var(--muted); font-size: .85rem; }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.kpi { background: var(--bg); border-radius: var(--radius); padding: 12px; }
.kpi--main { grid-column: 1 / -1; background: var(--dark); color: #fff; }
.kpi__label { font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 800; opacity: .8; }
.kpi__value { font-size: 1.5rem; font-weight: 800; line-height: 1.1; margin-top: 2px; }
.kpi__note { font-size: .75rem; opacity: .85; margin-top: 4px; }
.kpi--main .kpi__value { font-size: 2rem; }
.block { margin-top: 18px; }
.block h3 { font-size: 1rem; color: var(--dark); margin: 0 0 8px; }
.promo-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.promo-table th, .promo-table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); }
.promo-table tr.is-today { background: #fff8ec; font-weight: 700; }
.promo-table td:last-child, .promo-table th:last-child { text-align: right; }
.warn-list, .assump { padding-left: 18px; margin: 6px 0; font-size: .88rem; }
.warn-list li { color: var(--warn); }
.src { font-size: .85rem; color: var(--muted); background: #fafafa; border-radius: 10px; padding: 10px 12px; }
.src b { color: var(--text); }
details summary { cursor: pointer; font-weight: 700; color: var(--dark); }
.legal { font-size: .78rem; color: var(--muted); margin-top: 28px; }
.wa-float { position: fixed; right: 14px; bottom: 14px; background: #25d366; color: #fff; font-weight: 800; padding: 12px 16px; border-radius: 999px; text-decoration: none; box-shadow: 0 6px 16px rgba(0,0,0,.2); }
.stale { color: var(--warn); font-weight: 700; }
.empty { color: var(--muted); padding: 20px 0; text-align: center; }