/* ============================================================
   WiderrufSchild — premium dark landing
   Committed-dark · ink-navy stage · gold accent · red = risk only
   ============================================================ */

:root {
  /* Color (OKLCH) */
  --bg: oklch(0.17 0.03 255);
  --bg-deep: oklch(0.13 0.025 255);
  --surface: oklch(0.21 0.035 255);
  --surface-2: oklch(0.25 0.04 255);
  --ink: oklch(0.98 0.01 250);
  --muted: oklch(0.80 0.02 250);
  --muted-dim: oklch(0.68 0.02 250);
  --gold: oklch(0.84 0.12 86);
  --gold-deep: oklch(0.74 0.13 80);
  --gold-soft: oklch(0.84 0.12 86 / 0.14);
  --danger: oklch(0.70 0.18 30);
  --danger-soft: oklch(0.70 0.18 30 / 0.13);
  --success: oklch(0.80 0.14 158);
  --success-soft: oklch(0.80 0.14 158 / 0.13);
  --line: oklch(1 0 0 / 0.10);
  --line-strong: oklch(1 0 0 / 0.16);

  /* Type */
  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Spacing rhythm */
  --section-y: clamp(4.5rem, 9vw, 8.5rem);
  --gap: clamp(1rem, 2.5vw, 2rem);
  --maxw: 1180px;

  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-soft: 0 1px 0 oklch(1 0 0 / 0.04) inset, 0 24px 60px -28px oklch(0 0 0 / 0.7);
  --shadow-gold: 0 18px 50px -18px oklch(0.84 0.12 86 / 0.45);

  /* z-index scale */
  --z-nav: 100;
  --z-overlay: 200;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg-deep);
  line-height: 1.6;
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Subtle film grain over the whole page for depth (no external asset) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: min(100% - 2.5rem, var(--maxw));
  margin-inline: auto;
}

.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;
}

/* ---------- Typography ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--gold);
  background: var(--gold-soft);
  border: 1px solid oklch(0.84 0.12 86 / 0.3);
  padding: 0.4em 0.8em;
  border-radius: var(--radius-pill);
}
.eyebrow__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px oklch(0.84 0.12 86 / 0.25);
}

.section { padding-block: var(--section-y); position: relative; z-index: 2; }
.section__head { max-width: 60ch; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.section__title { font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.1rem); }
.section__lead { margin-top: 1rem; color: var(--muted); font-size: clamp(1.05rem, 1rem + 0.4vw, 1.25rem); max-width: 56ch; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
  font-family: var(--font-body); font-weight: 600; font-size: 1rem;
  padding: 0.85rem 1.4rem; border-radius: var(--radius-pill);
  border: 1px solid transparent; cursor: pointer; min-height: 48px;
  transition: transform 0.25s var(--ease-out), background 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}
.btn--gold {
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
  color: oklch(0.2 0.03 80); box-shadow: var(--shadow-gold);
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 22px 60px -16px oklch(0.84 0.12 86 / 0.6); }
.btn--ghost { background: oklch(1 0 0 / 0.04); color: var(--ink); border-color: var(--line-strong); }
.btn--ghost:hover { background: oklch(1 0 0 / 0.09); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: var(--z-nav);
  backdrop-filter: blur(12px);
  background: oklch(0.13 0.025 255 / 0.72);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; gap: 1.5rem; padding-block: 0.85rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand__mark { width: 30px; height: 30px; flex: none; }
.nav__links { display: none; gap: 1.6rem; margin-left: auto; }
.nav__links a { color: var(--muted); font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav__links a:hover { color: var(--ink); }
.nav__cta { margin-left: auto; }
.nav__links + .nav__cta { margin-left: 0; }

@media (min-width: 920px) {
  .nav__links { display: flex; }
  .nav__cta { margin-left: 0; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-block: clamp(3.5rem, 7vw, 6.5rem) clamp(3rem, 6vw, 5rem); z-index: 2; }
.hero__bg { position: absolute; inset: 0; z-index: -1; background:
    radial-gradient(120% 90% at 88% 8%, oklch(0.84 0.12 86 / 0.16), transparent 55%),
    radial-gradient(90% 70% at 6% 0%, oklch(0.45 0.13 265 / 0.35), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
}
/* faint precision grid */
.hero__bg::before {
  content: ""; position: absolute; inset: 0; opacity: 0.5;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 80% at 80% 10%, black, transparent 70%);
          mask-image: radial-gradient(120% 80% at 80% 10%, black, transparent 70%);
}
/* large shield motif, right side, desktop */
.hero__shield { position: absolute; right: -6%; top: 50%; transform: translateY(-50%); width: min(560px, 46vw); aspect-ratio: 1; z-index: -1; opacity: 0.9; display: none; filter: drop-shadow(0 30px 80px oklch(0.84 0.12 86 / 0.18)); }
@media (min-width: 980px) { .hero__shield { display: block; } }

.hero__inner { max-width: 760px; }
.hero h1 {
  font-size: clamp(2.5rem, 1.3rem + 5.4vw, 5.2rem);
  margin-top: 1.4rem;
}
.hero h1 .hl { color: var(--gold); }
.hero__sub { margin-top: 1.4rem; font-size: clamp(1.1rem, 1rem + 0.6vw, 1.4rem); color: var(--muted); max-width: 50ch; }

/* Scanner — the hero of the page */
.scanner { margin-top: clamp(1.8rem, 3vw, 2.6rem); max-width: 600px; }
.scanner__field {
  display: flex; gap: 0.5rem; padding: 0.5rem;
  background: oklch(1 0 0 / 0.05);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-soft);
}
.scanner__input {
  flex: 1; min-width: 0; background: transparent; border: none; color: var(--ink);
  font: inherit; font-size: 1.05rem; padding: 0.7rem 0.5rem 0.7rem 1.1rem;
}
.scanner__input::placeholder { color: var(--muted-dim); }
.scanner__input:focus { outline: none; }
.scanner__field:focus-within { border-color: oklch(0.84 0.12 86 / 0.55); box-shadow: 0 0 0 4px oklch(0.84 0.12 86 / 0.14); }
.scanner__btn { white-space: nowrap; }
.scanner__note { margin-top: 0.9rem; font-size: 0.9rem; color: var(--muted); display: flex; align-items: center; gap: 0.5rem; }
.scanner__note svg { flex: none; color: var(--gold); }

@media (max-width: 520px) {
  .scanner__field { flex-direction: column; border-radius: var(--radius-lg); padding: 0.6rem; }
  .scanner__input { padding: 0.8rem 1rem; }
  .scanner__btn { width: 100%; }
}

/* Scan result + states */
.scan-result {
  margin-top: 1.1rem; padding: 1.15rem 1.3rem; border-radius: var(--radius);
  border: 1px solid var(--line-strong); background: var(--surface);
  display: none; max-width: 600px;
}
.scan-result.visible { display: block; animation: fadeUp 0.5s var(--ease-out) both; }
.scan-result__title { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; margin-bottom: 0.4rem; }
.scan-result__body { color: var(--muted); font-size: 0.97rem; }
.scan-result__body strong { color: var(--ink); }
.scan-result__body a { color: var(--gold); }
.scan-result--ok { border-color: oklch(0.80 0.14 158 / 0.5); background: var(--success-soft); }
.scan-result--ok .scan-result__title { color: var(--success); }
.scan-result--risk { border-color: oklch(0.70 0.18 30 / 0.55); background: var(--danger-soft); }
.scan-result--risk .scan-result__title { color: var(--danger); }
.scan-result--demo .scan-result__title { color: var(--gold); }
.scan-result--loading { display: flex; align-items: center; gap: 0.7rem; color: var(--muted); }
.scan-spinner { width: 20px; height: 20px; border-radius: 50%; border: 2px solid oklch(1 0 0 / 0.2); border-top-color: var(--gold); animation: spin 0.8s linear infinite; }

/* Opt-in (legal, voluntary) */
.lead-optin { margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--line-strong); }
.lead-optin__headline { font-family: var(--font-display); font-weight: 700; font-size: 1.02rem; color: var(--ink); }
.lead-optin__sub { color: var(--muted); font-size: 0.92rem; margin-top: 0.2rem; margin-bottom: 0.7rem; }
.lead-optin__row { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.lead-optin__input { flex: 1; min-width: 200px; background: oklch(0 0 0 / 0.25); border: 1px solid var(--line-strong); border-radius: var(--radius-pill); color: var(--ink); font: inherit; padding: 0.7rem 1.1rem; min-height: 46px; }
.lead-optin__input::placeholder { color: var(--muted-dim); }
.lead-optin__input:focus { outline: none; border-color: oklch(0.84 0.12 86 / 0.55); }
.lead-optin__btn { background: linear-gradient(180deg, var(--gold), var(--gold-deep)); color: oklch(0.2 0.03 80); border: none; border-radius: var(--radius-pill); font: inherit; font-weight: 600; padding: 0.7rem 1.3rem; min-height: 46px; cursor: pointer; }
.lead-optin__btn:hover { filter: brightness(1.06); }
.lead-optin__btn:disabled { opacity: 0.6; cursor: default; }
.lead-optin__msg { margin-top: 0.6rem; font-size: 0.9rem; min-height: 1.2em; color: var(--muted); }
.lead-optin__msg--success { color: var(--success); font-weight: 600; }
.lead-optin__msg--error { color: var(--danger); font-weight: 600; }

/* ---------- Risk section ---------- */
.risk { background: linear-gradient(180deg, var(--bg-deep), var(--bg)); }
.risk__grid { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 760px) { .risk__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.risk__item { padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: oklch(1 0 0 / 0.025); }
.risk__item--lead { background: var(--danger-soft); border-color: oklch(0.70 0.18 30 / 0.4); }
.risk__metric { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); color: var(--danger); letter-spacing: -0.02em; line-height: 1.05; }
.risk__item h3 { font-size: 1.15rem; margin-bottom: 0.5rem; margin-top: 0.4rem; }
.risk__item p { color: var(--muted); font-size: 0.96rem; }

/* ---------- Steps ---------- */
.steps { display: grid; gap: var(--gap); grid-template-columns: 1fr; counter-reset: step; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { position: relative; padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--radius); background: oklch(1 0 0 / 0.025); }
.step__num { counter-increment: step; font-family: var(--font-mono); color: var(--gold); font-size: 0.85rem; letter-spacing: 0.05em; }
.step__num::before { content: "0" counter(step); }
.step h3 { font-size: 1.2rem; margin: 0.6rem 0 0.5rem; }
.step p { color: var(--muted); font-size: 0.96rem; }

/* ---------- Features / differentiation ---------- */
.features { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 720px) { .features { grid-template-columns: 1fr 1fr; } }
.feature { display: flex; gap: 1rem; padding: 1.4rem; border: 1px solid var(--line); border-radius: var(--radius); background: oklch(1 0 0 / 0.025); }
.feature__icon { flex: none; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: var(--gold-soft); color: var(--gold); border: 1px solid oklch(0.84 0.12 86 / 0.3); }
.feature h3 { font-size: 1.12rem; margin-bottom: 0.3rem; }
.feature p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Pricing ---------- */
.pricing { background: linear-gradient(180deg, var(--bg), var(--bg-deep)); }
.plans { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 640px) { .plans { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .plans { grid-template-columns: repeat(4, 1fr); } }
.plan { display: flex; flex-direction: column; padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.plan--featured { border-color: oklch(0.84 0.12 86 / 0.55); background: linear-gradient(180deg, var(--surface-2), var(--surface)); box-shadow: var(--shadow-gold); position: relative; }
.plan__badge { position: absolute; top: -0.8rem; left: 1.6rem; font-family: var(--font-mono); font-size: 0.72rem; color: oklch(0.2 0.03 80); background: var(--gold); padding: 0.25rem 0.7rem; border-radius: var(--radius-pill); }
.plan__name { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
.plan__price { font-family: var(--font-display); font-weight: 800; font-size: 2rem; margin: 0.6rem 0 0.2rem; letter-spacing: -0.02em; }
.plan__price span { font-size: 0.95rem; font-weight: 500; color: var(--muted); font-family: var(--font-body); }
.plan__desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 1rem; }
.plan__list { list-style: none; display: grid; gap: 0.55rem; margin-bottom: 1.4rem; font-size: 0.93rem; color: var(--muted); }
.plan__list li { display: flex; gap: 0.55rem; align-items: flex-start; }
.plan__list li::before { content: "✓"; color: var(--gold); font-weight: 700; flex: none; }
.plan .btn { margin-top: auto; width: 100%; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 0.75rem; max-width: 780px; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius); background: oklch(1 0 0 / 0.025); overflow: hidden; }
.faq summary { cursor: pointer; padding: 1.1rem 1.3rem; font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--gold); font-size: 1.4rem; line-height: 1; transition: transform 0.3s var(--ease-out); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 1.3rem 1.2rem; color: var(--muted); font-size: 0.97rem; }

/* ---------- Final CTA ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius-lg); padding: clamp(2.5rem, 5vw, 4rem); background:
    radial-gradient(80% 120% at 80% 0%, oklch(0.84 0.12 86 / 0.18), transparent 60%),
    linear-gradient(180deg, var(--surface-2), var(--surface)); border: 1px solid var(--line-strong); text-align: center; }
.cta-band h2 { font-size: clamp(1.7rem, 1.3rem + 2vw, 2.7rem); }
.cta-band p { color: var(--muted); margin: 1rem auto 1.8rem; max-width: 46ch; }
.cta-band__actions { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding-block: 2.5rem; color: var(--muted-dim); font-size: 0.9rem; }
.footer__inner { display: flex; flex-wrap: wrap; gap: 1rem 2rem; align-items: center; justify-content: space-between; }
.footer__links { display: flex; gap: 1.3rem; flex-wrap: wrap; }
.footer__links a:hover { color: var(--ink); }
.footer__legal { max-width: 70ch; margin-top: 1.2rem; font-size: 0.82rem; color: var(--muted-dim); }

/* ---------- Motion ---------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes spin { to { transform: rotate(360deg); } }

.hero .eyebrow { animation: fadeUp 0.6s var(--ease-out) both; }
.hero h1 { animation: fadeUp 0.7s var(--ease-out) 0.08s both; }
.hero__sub { animation: fadeUp 0.7s var(--ease-out) 0.16s both; }
.hero .scanner { animation: fadeUp 0.7s var(--ease-out) 0.24s both; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-delay: 0ms !important; }
  html { scroll-behavior: auto; }
}