:root {
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --bg-deep: #0c1626;
  --surface: #ffffff;
  --text: #0f172a;
  --text-mute: #5a6b85;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --brand: #1d4ed8;
  --brand-hover: #1e40af;
  --brand-soft: #eff4ff;
  --danger: #b3261e;
  --danger-soft: #fdf0ef;
  --warn: #a15c07;
  --warn-soft: #fdf6e7;
  --ok: #15803d;
  --ok-soft: #eefaf1;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);
  --maxw: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1220;
    --bg-alt: #0f1a2c;
    --bg-deep: #060c17;
    --surface: #131f33;
    --text: #e6edf7;
    --text-mute: #93a4bd;
    --border: #223047;
    --border-strong: #2e405c;
    --brand: #6ea0ff;
    --brand-hover: #8db6ff;
    --brand-soft: #16233c;
    --danger: #ff8f85;
    --danger-soft: #2a1917;
    --warn: #e8b45c;
    --warn-soft: #241d10;
    --ok: #6ee7a0;
    --ok-soft: #10241a;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, -apple-system, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5.2vw, 3.35rem); font-weight: 760; }
h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); font-weight: 720; }
h3 { font-size: 1.08rem; font-weight: 660; }
p { margin: 0 0 1em; }
em { font-style: normal; color: var(--brand); }
a { color: var(--brand); }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.wrap.narrow { max-width: 720px; }
.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;
}

section { padding: clamp(56px, 8vw, 96px) 0; }
.section-head { max-width: 660px; margin-bottom: 40px; }
.section-head p { color: var(--text-mute); font-size: 1.05rem; margin: 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--brand); color: #fff; border: 0; cursor: pointer;
  font: inherit; font-weight: 620; text-decoration: none;
  padding: 13px 22px; border-radius: var(--radius-sm);
  transition: background .15s ease, transform .1s ease;
  white-space: nowrap;
}
@media (prefers-color-scheme: dark) { .btn { color: #08101f; } }
.btn:hover { background: var(--brand-hover); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: default; }
.btn-sm { padding: 9px 16px; font-size: .92rem; }
.btn-block { width: 100%; margin-top: 18px; }

.nav {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; gap: 20px; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; letter-spacing: -.02em; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 6px; flex: none;
  background: linear-gradient(140deg, var(--brand), color-mix(in srgb, var(--brand) 55%, #22d3ee));
}
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a { color: var(--text-mute); text-decoration: none; font-size: .95rem; font-weight: 520; }
.nav-links a:hover { color: var(--text); }
@media (max-width: 760px) { .nav-links { display: none; } .nav-inner { justify-content: space-between; } }

.hero { padding-top: clamp(48px, 7vw, 86px); padding-bottom: clamp(40px, 6vw, 64px); }
.eyebrow {
  display: inline-block; font-size: .82rem; font-weight: 640; letter-spacing: .06em;
  text-transform: uppercase; color: var(--brand);
  background: var(--brand-soft); padding: 6px 12px; border-radius: 999px; margin-bottom: 20px;
}
.hero h1 { max-width: 17ch; }
.lede { font-size: clamp(1.05rem, 2vw, 1.22rem); color: var(--text-mute); max-width: 60ch; margin-bottom: 28px; }
.microcopy { font-size: .92rem; color: var(--text-mute); margin-top: 14px; }

.signup { display: flex; flex-wrap: wrap; gap: 10px; max-width: 520px; }
.signup input {
  flex: 1 1 240px; min-width: 0;
  padding: 13px 15px; font: inherit; color: var(--text);
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
}
.signup input:focus-visible, .checker-form input:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
.form-note { flex: 1 0 100%; margin: 2px 0 0; font-size: .9rem; color: var(--text-mute); min-height: 1.2em; }
.form-note.is-ok { color: var(--ok); }
.form-note.is-err { color: var(--danger); }

.checker { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.checker-card { padding: clamp(20px, 3vw, 30px); }
.checker-form { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 7px; flex: 1 1 260px; }
.field-type { flex: 0 0 auto; }
.field label, .field-label { font-size: .86rem; font-weight: 600; color: var(--text-mute); }
.checker-form input[type="text"] {
  padding: 13px 15px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
}
.segmented { display: inline-flex; background: var(--bg); border: 1px solid var(--border-strong); border-radius: var(--radius-sm); padding: 3px; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented span {
  display: block; padding: 9px 16px; border-radius: 6px; font-size: .93rem; font-weight: 560;
  color: var(--text-mute); cursor: pointer; transition: background .15s, color .15s;
}
.segmented input:checked + span { background: var(--brand); color: #fff; }
@media (prefers-color-scheme: dark) { .segmented input:checked + span { color: #08101f; } }
.segmented input:focus-visible + span { outline: 2px solid var(--brand); outline-offset: 2px; }

.checker-out { margin-top: 22px; }
.checker-foot { margin: 20px 0 0; font-size: .87rem; color: var(--text-mute); }

.result-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; font-weight: 620; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: 999px; font-size: .82rem; font-weight: 620; }
.pill-hit { background: var(--danger-soft); color: var(--danger); }
.pill-clear { background: var(--ok-soft); color: var(--ok); }
.pill-info { background: var(--warn-soft); color: var(--warn); }

.hits { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.hit { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; background: var(--bg); }
.hit-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.hit-name { font-weight: 650; }
.hit-score { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--danger); font-size: .95rem; }
.hit-meta { margin: 6px 0 0; font-size: .88rem; color: var(--text-mute); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }
.tag { font-size: .76rem; font-weight: 620; letter-spacing: .02em; padding: 3px 9px; border-radius: 5px; background: var(--brand-soft); color: var(--brand); }
.hit-upsell { margin-top: 16px; font-size: .93rem; color: var(--text-mute); }
.spinner {
  display: inline-block; width: 15px; height: 15px; border-radius: 50%; vertical-align: -2px;
  border: 2px solid color-mix(in srgb, currentColor 30%, transparent); border-top-color: currentColor;
  animation: spin .7s linear infinite; margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 2s; } html { scroll-behavior: auto; } }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; }
.stat { border-left: 3px solid var(--brand); padding: 4px 0 4px 18px; }
.stat-num { font-size: clamp(1.5rem, 3vw, 1.95rem); font-weight: 760; letter-spacing: -.03em; }
.stat p { margin: 4px 0 0; font-size: .93rem; color: var(--text-mute); }

.gap { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.gap-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 26px; }
.gap-list p { margin: 0; color: var(--text-mute); font-size: .96rem; }

.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.step-n {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 10px; margin-bottom: 14px;
  background: var(--brand-soft); color: var(--brand); font-weight: 740;
}
.steps p { margin: 0; color: var(--text-mute); font-size: .96rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.feat { padding: 22px 24px; }
.feat p { margin: 0; color: var(--text-mute); font-size: .95rem; }

.pricing { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; align-items: start; }
.plan { padding: 26px 26px 30px; position: relative; }
.plan-pro { border-color: var(--brand); }
.badge {
  position: absolute; top: -11px; left: 26px;
  background: var(--brand); color: #fff; font-size: .74rem; font-weight: 680;
  letter-spacing: .04em; text-transform: uppercase; padding: 4px 11px; border-radius: 999px;
}
@media (prefers-color-scheme: dark) { .badge { color: #08101f; } }
.price { font-size: 2.1rem; font-weight: 760; letter-spacing: -.03em; margin: 0 0 16px; }
.price span { font-size: .95rem; font-weight: 500; color: var(--text-mute); letter-spacing: 0; margin-left: 3px; }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.ticks li { position: relative; padding-left: 26px; font-size: .95rem; color: var(--text-mute); }
.ticks li::before {
  content: ""; position: absolute; left: 3px; top: .52em;
  width: 11px; height: 6px; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok);
  transform: rotate(-45deg);
}

.faq details {
  border-bottom: 1px solid var(--border); padding: 6px 0;
}
.faq summary {
  cursor: pointer; padding: 14px 0; font-weight: 620; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 9px; height: 9px;
  border-right: 2px solid var(--text-mute); border-bottom: 2px solid var(--text-mute);
  transform: rotate(45deg) translateY(-2px); transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg) translateY(-2px); }
.faq details p { margin: 0 0 16px; color: var(--text-mute); font-size: .96rem; }

.cta { background: var(--bg-deep); color: #e8eefb; text-align: center; }
.cta h2 { color: #fff; }
.cta p { color: #a9b8d2; max-width: 46ch; margin-left: auto; margin-right: auto; }
.cta .signup { margin: 26px auto 0; }
.cta .signup input { background: #12203a; border-color: #2b3d5c; color: #fff; }
.cta .signup input::placeholder { color: #7d90ad; }
.cta .form-note { color: #a9b8d2; }

.preorder-card { margin: 30px 0 32px; max-width: 460px; }
.price-old {
  color: var(--text-mute); font-weight: 500; font-size: 1.25rem;
  margin-right: 10px; text-decoration-thickness: 2px;
}
.microcopy a { color: inherit; }

.footer { padding: 34px 0 44px; border-top: 1px solid var(--border); }
.disclaimer { font-size: .87rem; color: var(--text-mute); max-width: 76ch; }
.copyright { font-size: .87rem; color: var(--text-mute); margin: 0; }

.legal h2 { font-size: 1.25rem; margin: 2em 0 .6em; }
.legal ul { padding-left: 22px; color: var(--text-mute); display: grid; gap: 8px; }
.legal p { color: var(--text-mute); }
.legal .lede { margin-bottom: 8px; }