/* ReceiptVault landing page. Legal pages keep using site.css.
   The visual idea: real paper receipts, and the solid redaction bar. */

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

:root {
  --ink: #183B56;
  --ink-deep: #102A3D;
  --muted: #52606D;
  --faint: #7B8794;
  --bg: #F7F5F0;
  --bg-2: #EFEBE3;
  --card: #FFFFFF;
  --line: #DCD7CC;
  --teal: #2A9D8F;
  --teal-deep: #20786E;
  --teal-soft: #E3F4F1;
  --amber: #C7811C;
  --amber-soft: #FDF1DC;
  --mask: #17212B;
  --paper: #FFFDF8;
  --paper-ink: #2B2A27;
  --shadow: 0 2px 4px rgba(24,59,86,.06), 0 24px 50px -20px rgba(24,59,86,.28);
  --display: 'Bricolage Grotesque', 'Figtree', system-ui, sans-serif;
  --body: 'Figtree', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #E8EDF2;
    --ink-deep: #FFFFFF;
    --muted: #A9B4C0;
    --faint: #8794A1;
    --bg: #0E1620;
    --bg-2: #131C27;
    --card: #17212B;
    --line: #2A3643;
    --teal: #3CB8A9;
    --teal-deep: #5CCFC0;
    --teal-soft: #11302E;
    --amber: #F0B45A;
    --amber-soft: #2E2417;
    --shadow: 0 2px 4px rgba(0,0,0,.3), 0 28px 60px -20px rgba(0,0,0,.7);
    color-scheme: dark;
  }
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { font-family: var(--body); font-size: 17px; line-height: 1.65; color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: var(--teal-deep); text-underline-offset: 3px; }
img { display: block; max-width: 100%; height: auto; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 4px; }
section[id] { scroll-margin-top: 80px; }

.wrap { width: min(1140px, calc(100% - 40px)); margin: 0 auto; }

/* ---------- Header ---------- */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 700; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, #2A9D8F, #183B56); color: #fff; }
.brand-mark svg { width: 20px; height: 20px; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--muted); text-decoration: none; font-weight: 600; font-size: .94rem; }
.nav-links a:hover { color: var(--ink); }
.nav-links .nav-pill { color: var(--ink); border: 1.5px solid var(--line); border-radius: 999px; padding: 7px 16px; }
.nav-links .nav-pill:hover { border-color: var(--ink); }

/* ---------- Shared ---------- */
.label { font-family: var(--mono); font-size: .8rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--teal-deep); margin-bottom: 14px; }
h1, h2, h3 { font-family: var(--display); color: var(--ink); letter-spacing: -.025em; }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.9rem); line-height: 1.08; font-weight: 700; margin-bottom: 16px; text-wrap: balance; }
.intro { color: var(--muted); max-width: 40rem; font-size: 1.05rem; }
.block { padding: 110px 0; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 24px; border-radius: 12px; background: var(--ink); color: var(--bg); font-weight: 700; text-decoration: none; border: 1.5px solid var(--ink); transition: transform .2s, background .2s, color .2s, border-color .2s; }
.btn:hover { transform: translateY(-1px); background: var(--teal-deep); border-color: var(--teal-deep); color: #fff; }
.btn-quiet { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-quiet:hover { background: transparent; color: var(--ink); border-color: var(--ink); }

/* Paper + redaction primitives */
.paper {
  position: relative; background: var(--paper); color: var(--paper-ink);
  font-family: var(--mono); font-size: .86rem; line-height: 1.5;
  padding: 26px 24px 34px; box-shadow: var(--shadow);
  --zig: 10px;
  -webkit-mask: conic-gradient(from -45deg at bottom, #0000, #000 1deg 89deg, #0000 90deg) 50% / calc(var(--zig) * 2) 100%;
          mask: conic-gradient(from -45deg at bottom, #0000, #000 1deg 89deg, #0000 90deg) 50% / calc(var(--zig) * 2) 100%;
}
.r-line { display: flex; justify-content: space-between; gap: 16px; }
.r-rule { border-top: 1.5px dashed #b9b2a3; margin: 12px 0; }
.bars { display: inline-flex; gap: 6px; align-items: center; }
.bars i { display: inline-block; width: 38px; height: 13px; background: var(--mask); border-radius: 1px; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 90px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.chip { display: inline-flex; align-items: center; gap: 9px; padding: 6px 14px; border-radius: 999px; background: var(--teal-soft); color: var(--teal-deep); font-weight: 600; font-size: .86rem; margin-bottom: 26px; }
.chip-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); }
h1 { font-size: clamp(2.6rem, 5.6vw, 4.6rem); line-height: 1.02; font-weight: 800; letter-spacing: -.04em; margin-bottom: 24px; text-wrap: balance; }
h1 em { font-style: normal; color: var(--teal-deep); }
.lede { font-size: 1.14rem; color: var(--muted); max-width: 33rem; margin-bottom: 32px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.fine { margin-top: 22px; font-size: .88rem; color: var(--faint); max-width: 30rem; }

.hero-stage { position: relative; min-height: 600px; }
.receipt-hero { position: absolute; left: 0; bottom: 10px; width: 290px; transform: rotate(-5deg); z-index: 3; }
.r-shop { font-weight: 600; font-size: 1.2rem; letter-spacing: .2em; }
.r-meta { font-size: .74rem; color: #7a756b; }
.r-total { font-weight: 600; font-size: .98rem; margin-bottom: 8px; }
.stamp {
  position: absolute; right: 14px; top: 20px; transform: rotate(8deg);
  padding: 6px 12px; border: 2px solid var(--amber); border-radius: 6px;
  color: var(--amber); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; line-height: 1.2; text-align: center;
  background: color-mix(in srgb, var(--paper) 85%, var(--amber));
}
.stamp small { font-size: .64rem; font-weight: 500; }

.phone { margin: 0; padding: 8px; border-radius: 38px; background: #0f1a24; box-shadow: var(--shadow); }
.phone img { border-radius: 30px; }
.hero-stage .phone { position: absolute; right: 4%; top: 0; width: 280px; z-index: 2; transform: rotate(3deg); }

/* ---------- Problem ---------- */
.problem { padding: 90px 0; background: var(--bg-2); border-block: 1px solid var(--line); }
.big-line { font-family: var(--display); font-weight: 500; font-size: clamp(1.6rem, 3.4vw, 2.5rem); line-height: 1.22; letter-spacing: -.02em; color: var(--muted); max-width: 26em; }
.big-line span { color: var(--ink); font-weight: 700; }

/* ---------- How ---------- */
.how-grid { display: grid; grid-template-columns: 330px 1fr; gap: 80px; align-items: start; }
.phone-sticky { position: sticky; top: 100px; }
.steps { list-style: none; margin: 36px 0 28px; border-top: 1.5px dashed var(--line); }
.steps li { padding: 26px 0; border-bottom: 1.5px dashed var(--line); }
.step-no { font-family: var(--mono); font-size: .8rem; color: var(--amber); text-transform: uppercase; letter-spacing: .06em; }
.steps h3 { font-size: 1.45rem; margin: 6px 0 6px; }
.steps p { color: var(--muted); max-width: 34rem; }
.extras { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; }
.extras li { padding: 8px 14px; border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-size: .92rem; font-weight: 600; }

/* ---------- Privacy (dark band) ---------- */
.dark { background: #102A3D; color: #E8EDF2; }
.dark h2, .dark h3 { color: #fff; }
.dark .label { color: #7FDCCF; }
.dark .intro { color: #A9B4C0; }
.privacy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin-top: 48px; }
.compare { display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; }
.mini { padding: 18px 16px 28px; font-size: .78rem; --zig: 7px; }
.mini .r-line { padding: 5px 0; border-bottom: 1px dashed #d8d1c3; }
.mini .bars i { width: 22px; height: 11px; }
.mini-tag { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: #9a4b2a; margin-bottom: 8px; font-weight: 600; }
.mini-tag--ok { color: #20786E; }
.scribble { font-family: 'Brush Script MT', cursive; font-size: 1.05rem; line-height: 1; }
.compare-arrow { font-size: 1.6rem; color: #7FDCCF; }
.facts { display: grid; gap: 26px; }
.facts div { display: grid; grid-template-columns: 110px 1fr; gap: 18px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.14); }
.facts dt { font-family: var(--mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: #7FDCCF; padding-top: 3px; }
.facts dd { color: #B8C3CE; font-size: .98rem; }
.facts strong { display: block; color: #fff; font-family: var(--display); font-size: 1.15rem; margin-bottom: 4px; }

/* ---------- Honest bit ---------- */
.tail { max-width: 720px; margin: 0 auto; padding: 44px 48px 56px; text-align: center; --zig: 12px; }
.tail-head { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: #7a756b; margin-bottom: 14px; }
.tail h2 { color: var(--paper-ink); font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
.tail p { font-size: .92rem; line-height: 1.7; }
.tail-foot { margin-top: 20px; padding-top: 16px; border-top: 1.5px dashed #b9b2a3; font-weight: 600; }

/* ---------- FAQ ---------- */
.faq-block { padding-top: 40px; }
.faq { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list details:first-child { border-top: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; padding: 20px 0; font-weight: 700; font-size: 1.04rem; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-family: var(--mono); color: var(--teal-deep); font-size: 1.2rem; line-height: 1.2; transition: transform .2s; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list p { color: var(--muted); padding-bottom: 22px; max-width: 40rem; }

/* ---------- Footer ---------- */
.foot { background: var(--bg-2); border-top: 1px solid var(--line); padding: 52px 0 36px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; }
.foot-grid p { color: var(--muted); font-size: .94rem; max-width: 30rem; margin-top: 14px; }
.foot-links { display: flex; flex-direction: column; gap: 8px; }
.foot-links a { color: var(--muted); text-decoration: none; font-weight: 600; font-size: .95rem; }
.foot-links a:hover { color: var(--ink); }
.legal { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .82rem; color: var(--faint); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .privacy-grid, .faq { grid-template-columns: 1fr; gap: 48px; }
  .hero-stage { min-height: 560px; max-width: 560px; width: 100%; margin: 0 auto; }
  .how-grid { grid-template-columns: 1fr; gap: 40px; }
  .phone-sticky { position: static; width: 280px; margin: 0 auto; order: 2; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { width: calc(100% - 32px); }
  .nav-links a:not(.nav-pill) { display: none; }
  .hero { padding: 44px 0 64px; }
  .block { padding: 76px 0; }
  .problem { padding: 64px 0; }
  .hero-stage { min-height: 500px; }
  .receipt-hero { width: 210px; bottom: 0; font-size: .7rem; padding: 18px 14px 26px; }
  .stamp { right: 10px; top: 16px; font-size: .58rem; padding: 3px 6px; }
  .receipt-hero .bars i { width: 26px; }
  .hero-stage .phone { right: 0; width: 205px; padding: 6px; border-radius: 30px; }
  .hero-stage .phone img { border-radius: 24px; }
  .actions .btn { flex: 1 1 100%; justify-content: center; }
  .compare { grid-template-columns: 1fr; }
  .compare-arrow { transform: rotate(90deg); justify-self: center; }
  .facts div { grid-template-columns: 1fr; gap: 6px; }
  .tail { padding: 32px 22px 44px; }
  .foot-grid { grid-template-columns: 1fr; }
}