/* registery.org — folha única. Sem framework: menos bytes, mais controle. */

:root {
  --bg:        #ffffff;
  --bg-soft:   #f6f7f9;
  --bg-raise:  #ffffff;
  --ink:       #12151a;
  --ink-soft:  #5b6472;
  --ink-faint: #8b95a4;
  --line:      #e4e7ec;
  --line-soft: #eef0f4;
  --accent:    #2f6df6;
  --accent-ink:#ffffff;
  --ok:        #0f8a4d;
  --ok-bg:     #e8f6ee;
  --taken:     #b0451f;
  --taken-bg:  #fdeee7;
  --warn:      #8a6a0f;
  --warn-bg:   #fbf3e0;
  --radius:    12px;
  --radius-lg: 16px;
  --shadow:    0 1px 2px rgba(16,24,40,.06), 0 8px 24px -12px rgba(16,24,40,.18);
  --focus:     0 0 0 3px rgba(47,109,246,.35);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #0f1115;
    --bg-soft:   #14171d;
    --bg-raise:  #171b22;
    --ink:       #eef1f6;
    --ink-soft:  #a6b0c0;
    --ink-faint: #798394;
    --line:      #262c36;
    --line-soft: #1e232b;
    --accent:    #6f9dff;
    --accent-ink:#0b1120;
    --ok:        #4ade80;
    --ok-bg:     #10291d;
    --taken:     #f4a58a;
    --taken-bg:  #2a1712;
    --warn:      #e8c56b;
    --warn-bg:   #2a2311;
    --shadow:    0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.7);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2 { letter-spacing: -0.022em; line-height: 1.15; margin: 0; }

a { color: inherit; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: -999px; top: 0; z-index: 10;
  background: var(--accent); color: var(--accent-ink);
  padding: 10px 16px; border-radius: 0 0 var(--radius) 0; text-decoration: none;
}
.skip:focus { left: 0; }

:focus-visible { outline: none; box-shadow: var(--focus); border-radius: 8px; }

/* ---------- topo ---------- */

.top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; max-width: 1080px; margin: 0 auto; padding: 22px 24px;
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 640; font-size: 17px; letter-spacing: -0.02em; text-decoration: none;
}
.brand-mark { width: 22px; height: 22px; color: var(--accent); flex: none; }
.brand-dot  { color: var(--ink-faint); font-weight: 500; }

.top-nav { display: flex; gap: 22px; font-size: 14.5px; color: var(--ink-soft); }
.top-nav a { text-decoration: none; }
.top-nav a:hover { color: var(--ink); }

@media (max-width: 560px) { .top-nav { display: none; } }

/* ---------- hero + busca ---------- */

.hero {
  max-width: 720px; margin: 0 auto; padding: 56px 24px 8px; text-align: center;
}

.hero h1 { font-size: clamp(30px, 6vw, 46px); font-weight: 660; }

.lede {
  margin: 14px 0 0; color: var(--ink-soft); font-size: clamp(15px, 2.4vw, 17.5px);
}

.search { margin-top: 30px; }

.field {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-raise); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 7px 7px 7px 15px;
  box-shadow: var(--shadow);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field:focus-within { border-color: var(--accent); box-shadow: var(--focus); }

.field-icon { width: 19px; height: 19px; color: var(--ink-faint); flex: none; }

.field input {
  flex: 1; min-width: 0; border: 0; background: none; color: var(--ink);
  font: inherit; font-size: 17px; padding: 11px 2px; outline: none;
}
.field input::placeholder { color: var(--ink-faint); }
.field input::-webkit-search-cancel-button { -webkit-appearance: none; }

.field button {
  flex: none; border: 0; cursor: pointer;
  background: var(--accent); color: var(--accent-ink);
  font: inherit; font-weight: 570; font-size: 15px;
  padding: 12px 22px; border-radius: 11px;
  transition: filter .15s ease, transform .06s ease;
}
.field button:hover  { filter: brightness(1.08); }
.field button:active { transform: translateY(1px); }

.hint {
  min-height: 20px; margin: 11px 2px 0; font-size: 13.5px; color: var(--ink-faint);
  text-align: left;
}
.hint[data-tone="error"] { color: var(--taken); }

/* ---------- resultados ---------- */

.results-wrap { max-width: 720px; margin: 0 auto; padding: 26px 24px 12px; }

.results { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }

.empty { color: var(--ink-faint); font-size: 14.5px; text-align: center; margin: 18px 0 0; }

.row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--bg-raise); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px 16px;
  animation: rise .22s ease both;
}

@keyframes rise { from { opacity: 0; transform: translateY(4px); } }
@media (prefers-reduced-motion: reduce) { .row { animation: none; } }

.row-main { display: flex; align-items: center; gap: 12px; min-width: 0; }

.row-domain {
  font-weight: 560; font-size: 16px; letter-spacing: -0.012em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.row-status {
  display: inline-flex; align-items: center; gap: 6px; flex: none;
  font-size: 12.5px; font-weight: 540; padding: 3px 9px 3px 7px; border-radius: 999px;
  background: var(--bg-soft); color: var(--ink-soft);
}

.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }

.row[data-state="loading"] .row-status .dot { animation: pulse 1.1s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .25; } }

.row[data-state="free"]  .row-status { background: var(--ok-bg);    color: var(--ok); }
.row[data-state="taken"] .row-status { background: var(--taken-bg); color: var(--taken); }
.row[data-state="unknown"] .row-status { background: var(--warn-bg); color: var(--warn); }

.row[data-state="taken"] .row-domain { color: var(--ink-soft); }

.row-side { display: flex; align-items: center; gap: 14px; flex: none; }

.row-price { font-size: 14.5px; color: var(--ink-soft); font-variant-numeric: tabular-nums; }

.row-cta {
  border: 1px solid var(--line); background: transparent; color: var(--ink);
  font: inherit; font-size: 14px; font-weight: 550; cursor: pointer;
  padding: 8px 15px; border-radius: 9px; visibility: hidden;
  transition: background .15s ease, border-color .15s ease;
}
.row[data-state="free"] .row-cta { visibility: visible; }
.row-cta:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

@media (max-width: 520px) {
  .row { flex-wrap: wrap; gap: 10px; }
  .row-side { width: 100%; justify-content: space-between; }
}

/* ---------- preços ---------- */

.pricing, .how { max-width: 1080px; margin: 0 auto; padding: 56px 24px; }

.pricing h2, .how h2 { font-size: clamp(21px, 3.4vw, 27px); font-weight: 640; }

.section-lede { color: var(--ink-soft); margin: 9px 0 26px; font-size: 15px; }

.price-grid {
  display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(158px, 1fr));
}

.price-card {
  display: flex; flex-direction: column; gap: 3px;
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 15px 16px; background: var(--bg-raise);
}
.price-card.is-popular { border-color: color-mix(in srgb, var(--accent) 42%, var(--line)); }

.price-tld   { font-weight: 600; font-size: 15px; }
.price-val   { font-size: 19px; font-weight: 640; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.price-renew { font-size: 12.5px; color: var(--ink-faint); }

/* ---------- como funciona ---------- */

.how { border-top: 1px solid var(--line-soft); }

.steps {
  margin: 22px 0 0; padding: 0; list-style: none;
  display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  counter-reset: step;
}
.steps li {
  counter-increment: step; color: var(--ink-soft); font-size: 15px;
  padding-top: 40px; position: relative;
}
.steps li::before {
  content: counter(step);
  position: absolute; top: 0; left: 0;
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-soft); color: var(--ink); border: 1px solid var(--line);
  font-size: 13px; font-weight: 620;
}
.steps strong { color: var(--ink); font-weight: 600; }

/* ---------- rodapé ---------- */

.foot {
  max-width: 1080px; margin: 0 auto; padding: 28px 24px 44px;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-faint); font-size: 13.5px;
  display: flex; gap: 9px; flex-wrap: wrap;
}
.foot-sep { opacity: .5; }