/* ImportarFacil website — shared styles (landing, calculator, privacy). */
:root {
  --blue: #1B3A6B;
  --blue-2: #27508f;
  --blue-ink: #0f2447;
  --amber: #F5A524;
  --amber-ink: #1f1400;
  --bg: #ffffff;
  --bg-soft: #f4f7fc;
  --surface: #ffffff;
  --border: #dde3ee;
  --text: #172033;
  --muted: #5b6579;
  --good: #1f8a4c;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(15, 30, 60, .14);
  --max: 1120px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1424;
    --bg-soft: #121c31;
    --surface: #16213a;
    --border: #26324c;
    --text: #e8edf6;
    --muted: #a3aec2;
    --blue-2: #8fb3ee;
    --good: #5cc98a;
    --shadow: 0 18px 50px rgba(0, 0, 0, .45);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--blue-2); }
:focus-visible { outline: 3px solid #3b82f6; outline-offset: 2px; border-radius: 4px; }
.wrap { width: min(var(--max), 100% - 32px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 18px; letter-spacing: -.2px; }
.brand img { width: 34px; height: 34px; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.nav a { color: var(--text); text-decoration: none; font-weight: 600; font-size: 15px; padding: 8px 12px; border-radius: 10px; }
.nav a:hover { background: var(--bg-soft); }
.nav a[aria-current="page"] { color: var(--blue-2); }
@media (max-width: 640px) { .nav .hide-sm { display: none; } }
@media (max-width: 480px) { .nav .btn { display: none; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 22px; border-radius: 12px; font-weight: 700; font-size: 16px; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .12s ease, filter .12s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--amber); color: var(--amber-ink); }
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--blue-2); }
.btn-sm { padding: 9px 14px; font-size: 14px; border-radius: 10px; }
.btn[aria-disabled="true"] { opacity: .75; cursor: default; transform: none; }
.btn svg { width: 20px; height: 20px; }

/* Hero */
.hero { background: radial-gradient(1200px 500px at 85% -10%, color-mix(in srgb, var(--amber) 18%, transparent), transparent 60%), linear-gradient(180deg, var(--bg-soft), var(--bg)); border-bottom: 1px solid var(--border); }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding: 72px 0 80px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase; color: var(--blue-2); background: color-mix(in srgb, var(--blue-2) 12%, transparent); padding: 6px 12px; border-radius: 999px; }
.hero h1 { font-size: clamp(34px, 5vw, 54px); line-height: 1.08; letter-spacing: -1.2px; margin: 18px 0 16px; }
.hero h1 em { font-style: normal; color: var(--blue-2); }
.hero p.lead { font-size: 19px; color: var(--muted); margin: 0 0 28px; max-width: 560px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero .fine { margin-top: 14px; font-size: 14px; color: var(--muted); }
.hero .fine b { color: var(--text); }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: minmax(0, 1fr); padding: 48px 0 56px; gap: 40px; } }

/* Hero illustration: browser window with an ad, the prompt and the result */
.mock { position: relative; }
.mock-window { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); overflow: hidden; }
.mock-bar { display: flex; align-items: center; gap: 6px; padding: 10px 12px; background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.mock-url { margin-left: 8px; flex: 1; font-size: 12px; color: var(--muted); background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 4px 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mock-page { padding: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; min-height: 300px; }
.mock-photo { border-radius: 10px; background: linear-gradient(135deg, #cfd8e6, #9fb0c9); aspect-ratio: 4 / 3; display: grid; place-items: center; }
@media (prefers-color-scheme: dark) { .mock-photo { background: linear-gradient(135deg, #2a3854, #1c2740); } }
.mock-photo svg { width: 70%; opacity: .9; }
.mock-lines { display: grid; gap: 8px; align-content: start; }
.mock-lines .t { font-weight: 800; font-size: 15px; }
.mock-lines .p { font-weight: 800; font-size: 20px; color: var(--blue-2); }
.mock-lines span { height: 9px; border-radius: 5px; background: var(--bg-soft); border: 1px solid var(--border); }
.mock-prompt { position: absolute; top: 58px; right: -14px; width: 250px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); padding: 12px; font-size: 13px; }
.mock-prompt .q { display: flex; gap: 8px; font-weight: 700; line-height: 1.35; }
.mock-prompt .q img { width: 22px; height: 22px; flex: none; }
.mock-prompt .b1 { margin-top: 10px; background: var(--amber); color: var(--amber-ink); border-radius: 8px; text-align: center; font-weight: 700; padding: 6px; }
.mock-prompt .b2 { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 6px; }
.mock-prompt .b2 span { border: 1px solid var(--border); border-radius: 8px; text-align: center; padding: 5px 4px; font-size: 11.5px; color: var(--muted); }
.mock-result { position: absolute; left: -18px; bottom: -26px; width: 270px; background: var(--blue); color: #fff; border-radius: 14px; box-shadow: var(--shadow); padding: 14px 16px; }
.mock-result .k { font-size: 12px; opacity: .85; }
.mock-result .v { font-size: 30px; font-weight: 800; letter-spacing: -.5px; }
.mock-result .r { font-size: 12px; opacity: .85; }
.mock-result ul { list-style: none; margin: 10px 0 0; padding: 10px 0 0; border-top: 1px solid rgba(255,255,255,.2); display: grid; gap: 3px; font-size: 12.5px; }
.mock-result li { display: flex; justify-content: space-between; gap: 10px; }
@media (max-width: 520px) { .mock-prompt { right: 6px; width: 220px; } .mock-result { left: 6px; width: 240px; } .mock-page { grid-template-columns: 1fr; } .mock-lines { display: none; } }

/* Sections */
section { padding: 84px 0; }
section.alt { background: var(--bg-soft); border-block: 1px solid var(--border); }
.section-head { max-width: 700px; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(28px, 3.6vw, 38px); line-height: 1.15; letter-spacing: -.6px; margin: 0 0 12px; }
.section-head p { color: var(--muted); font-size: 18px; margin: 0; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; position: relative; }
.step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--blue); color: #fff; font-weight: 800; margin-bottom: 14px; }
.step h3 { margin: 0 0 6px; font-size: 19px; }
.step p { margin: 0; color: var(--muted); }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 28px; } }
.costs { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.costs li { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: start; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.costs li b { display: block; }
.costs li span { color: var(--muted); font-size: 15px; }
.ico { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: color-mix(in srgb, var(--amber) 22%, transparent); color: var(--blue); font-weight: 800; }
@media (prefers-color-scheme: dark) { .ico { color: var(--amber); } }

.trust { display: grid; gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); }
.table-ref { display: flex; gap: 14px; align-items: center; margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--bg-soft); border: 1px dashed var(--border); font-size: 14px; }
.table-ref b { font-size: 22px; color: var(--blue-2); }

.sites { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { border: 1px solid var(--border); background: var(--surface); border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px; }
.chip.main { border-color: var(--blue-2); color: var(--blue-2); }

.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--blue-2); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 10px 0 0; color: var(--muted); }

.final-cta { text-align: center; }
.final-cta .box { background: var(--blue); color: #fff; border-radius: 24px; padding: 56px 24px; box-shadow: var(--shadow); }
@media (prefers-color-scheme: dark) { .final-cta .box { background: #16294b; } }
.final-cta h2 { font-size: clamp(28px, 4vw, 40px); margin: 0 0 12px; letter-spacing: -.6px; }
.final-cta p { opacity: .85; font-size: 18px; margin: 0 0 26px; }
.final-cta .cta-row { justify-content: center; }
.final-cta .btn-ghost { color: #fff; border-color: rgba(255,255,255,.4); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 36px 0 48px; color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: grid; gap: 14px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
.site-footer a { color: var(--muted); }

/* Calculator page */
.page-head { background: var(--bg-soft); border-bottom: 1px solid var(--border); padding: 40px 0 28px; }
.page-head h1 { font-size: clamp(28px, 4vw, 40px); margin: 0 0 8px; letter-spacing: -.6px; }
.page-head p { margin: 0; color: var(--muted); font-size: 17px; max-width: 700px; }
.calc-layout { display: grid; grid-template-columns: minmax(0, 620px) minmax(0, 1fr); gap: 32px; padding: 32px 0 72px; align-items: start; }
@media (max-width: 960px) { .calc-layout { grid-template-columns: 1fr; } }
.calc-shell { border: 1px solid var(--border); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); background: var(--surface); }
.calc-aside { display: grid; gap: 16px; position: sticky; top: 88px; }
@media (max-width: 960px) { .calc-aside { position: static; } }
.promo { background: var(--blue); color: #fff; border-radius: 16px; padding: 22px; }
@media (prefers-color-scheme: dark) { .promo { background: #16294b; } }
.promo h2 { margin: 0 0 8px; font-size: 20px; }
.promo p { margin: 0 0 16px; opacity: .88; font-size: 15px; }
.notice { font-size: 14px; color: var(--muted); }

/* Prose pages */
.prose { max-width: 760px; padding: 48px 0 80px; }
.prose h1 { font-size: 36px; letter-spacing: -.5px; }
.prose h2 { font-size: 22px; margin-top: 32px; }
.prose p, .prose li { color: var(--text); }