/* EvidenceVault — site styles. Source of truth: design-loop v2 artifact (branch design/ai-loop, design/ai-loop/index.html).
   Product palette is slate (accent #475569), per issue #2 — it deliberately replaces the shared catalogue accent. */
:root{
  --bg:#f8fafc;
  --surface:#ffffff;
  --ink:#0f172a;
  --ink-2:#334155;
  --ink-3:#475569;
  --line:#e2e8f0;
  --line-2:#cbd5e1;
  --accent:#475569;
  --accent-deep:#334155;
  --mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans:ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --ease:cubic-bezier(0.2,0,0,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono)}
.num{font-variant-numeric:tabular-nums}

a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;
}

/* ---------- Nav ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(248,250,252,0.88);
  backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.wordmark{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:-0.01em;color:var(--ink);text-decoration:none}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14px;color:var(--ink-2);text-decoration:none;transition:color 160ms var(--ease)}
.nav-links a:not(.nav-cta){position:relative;padding:4px 0}
.nav-links a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform 180ms var(--ease);
}
.nav-links a:not(.nav-cta):hover{color:var(--ink)}
.nav-links a:not(.nav-cta):hover::after,
.nav-links a:not(.nav-cta):focus-visible::after{transform:scaleX(1)}
.nav-cta{
  font-size:13px;font-weight:600;color:#fff;background:var(--accent);
  padding:8px 16px;border-radius:8px;text-decoration:none;
  transition:background 160ms var(--ease), transform 160ms var(--ease);
}
.nav-cta:hover{background:var(--accent-deep);transform:translateY(-1px)}
/* .nav-links a (0,1,1) outranks .nav-cta — pin the CTA label to white so it keeps contrast on the slate fill */
.nav-links a.nav-cta{color:#fff}
@media(max-width:820px){.nav-links a:not(.nav-cta){display:none}}
/* Below 360px the header CTA wraps; the hero CTA sits right under it */
.nav-cta{white-space:nowrap}
@media(max-width:360px){.nav-links .nav-cta{display:none}}

/* Brand icon — product app icon, optically centered beside the wordmark */
.brand-icon{
  border-radius:22%;object-fit:cover;flex:none;display:block;
  width:28px;height:28px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;text-decoration:none;
  padding:13px 22px;border-radius:10px;border:1px solid transparent;
  transition:transform 160ms var(--ease), background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease), box-shadow 160ms var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-1px);box-shadow:0 0 0 3px rgba(71,85,105,0.18)}
.btn-secondary{background:var(--surface);color:var(--ink);border-color:var(--line-2)}
.btn-secondary:hover{border-color:var(--accent-deep);color:var(--accent-deep);background:#eef2f7;transform:translateY(-1px)}

/* Inert preview control inside mock packet visuals — deliberately not a button */
.preview-ctl{
  display:inline-flex;align-items:center;gap:7px;
  font-family:var(--mono);font-size:11.5px;font-weight:600;letter-spacing:0.04em;
  color:var(--ink-3);background:#f1f5f9;border:1px dashed var(--line-2);
  padding:8px 13px;border-radius:8px;cursor:default;user-select:none;
}
.preview-ctl svg{opacity:0.75}
.preview-flag{
  font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:0.1em;
  color:var(--accent);border:1px solid var(--line-2);border-radius:4px;
  padding:2px 6px;background:var(--surface);
}

/* ---------- Eyebrow / headings ---------- */
.eyebrow{
  font-family:var(--mono);font-size:11.5px;font-weight:600;
  letter-spacing:0.14em;text-transform:uppercase;color:var(--accent);
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent)}
h1{font-size:clamp(34px,5vw,54px);line-height:1.06;letter-spacing:-0.03em;font-weight:750;margin:18px 0 20px}
h2{font-size:clamp(26px,3.4vw,38px);line-height:1.12;letter-spacing:-0.025em;font-weight:750;margin:16px 0 14px}
.lede{font-size:17px;color:var(--ink-2);max-width:56ch}

/* ---------- Hero ---------- */
.hero{padding:72px 0 80px}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:64px;align-items:center}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.hero-meta{
  margin-top:32px;display:flex;gap:24px;flex-wrap:wrap;
  font-family:var(--mono);font-size:13px;color:var(--ink-2);
}
.hero-meta span{display:flex;align-items:center;gap:7px}
.hero-meta i{width:6px;height:6px;background:var(--accent);display:inline-block;border-radius:1px}

/* Brand hero figure — sits in the page rhythm between hero and first section */
.brand-hero{max-width:1120px;margin:0 auto;padding:8px 24px 72px}
.brand-hero img{display:block;width:100%;height:auto;border-radius:16px;border:1px solid var(--line-2)}
.brand-hero figcaption{
  margin-top:12px;
  font-family:var(--mono);font-size:11.5px;letter-spacing:0.05em;color:var(--ink-3);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-variant-numeric:tabular-nums;
}

/* ---------- Packet card ---------- */
.packet{
  background:var(--surface);border:1px solid var(--line-2);border-radius:16px;
  overflow:hidden;
}
.packet-head{
  padding:18px 20px;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:flex-start;gap:12px;
}
.packet-head .k{font-family:var(--mono);font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--ink-3)}
.packet-head .order{font-family:var(--mono);font-size:17px;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}
.badge{
  font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:0.06em;
  color:var(--accent-deep);background:#eef2f7;border:1px solid var(--line-2);
  padding:5px 9px;border-radius:6px;white-space:nowrap;
}
.packet-sub{
  padding:14px 20px;border-bottom:1px solid var(--line);
  font-size:14px;color:var(--ink-2);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.packet-sub strong{color:var(--ink);font-weight:650}
.chain{padding:8px 20px 14px}
.link-row{display:grid;grid-template-columns:26px 1fr;gap:14px;position:relative}
.rail{position:relative;display:flex;justify-content:center}
.rail::before{content:"";position:absolute;top:0;bottom:0;width:1px;background:var(--line-2)}
.link-row:first-child .rail::before{top:22px}
.link-row:last-child .rail::before{bottom:calc(100% - 22px)}
.tick{
  width:9px;height:9px;background:var(--surface);border:2px solid var(--accent);
  border-radius:2px;margin-top:16px;position:relative;z-index:1;flex:none;
}
.link-body{padding:12px 0;border-bottom:1px dashed var(--line)}
.link-row:last-child .link-body{border-bottom:none}
.link-top{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:9px}
.link-top .step{font-family:var(--mono);font-size:11px;color:var(--ink-2);letter-spacing:0.08em}
.link-top .ts{
  font-family:var(--mono);font-size:12.5px;font-weight:600;color:var(--ink);
  font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap;
}

/* Teaser truncation row — hero packet shows 2 of 4 links */
.chain-more{
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  padding:13px 0 2px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3);
  letter-spacing:0.04em;font-variant-numeric:tabular-nums;
}
.chain-more a{
  color:var(--accent-deep);font-weight:700;text-decoration:none;
  border-bottom:1px solid var(--line-2);
  transition:color 160ms var(--ease), border-color 160ms var(--ease);
}
.chain-more a:hover{color:var(--ink);border-bottom-color:var(--accent-deep)}

/* Photo thumbnails — anonymized captures with explicit redacted-preview labels */
.thumb{
  height:88px;border-radius:8px;border:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.thumb::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,0.18) 0%,rgba(255,255,255,0) 38%,rgba(15,23,42,0.06) 100%);
}
.redact-tag{
  position:relative;z-index:1;
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:0.08em;
  color:var(--ink-2);background:rgba(255,255,255,0.82);
  border:1px solid rgba(148,163,184,0.55);border-radius:6px;
  padding:4px 9px;
}
.redact-tag svg{width:11px;height:11px;flex:none}
.thumb .fname{
  position:absolute;left:8px;bottom:8px;z-index:1;
  font-family:var(--mono);font-size:10.5px;color:var(--ink-2);letter-spacing:0.04em;
  background:rgba(255,255,255,0.78);border:1px solid rgba(203,213,225,0.85);
  padding:2px 7px;border-radius:5px;max-width:calc(100% - 16px);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
/* 01 · folded oatmeal wool — warm weave texture */
.t1{
  background:
    repeating-linear-gradient(0deg, rgba(120,98,70,0.09) 0 2px, rgba(0,0,0,0) 2px 7px),
    repeating-linear-gradient(90deg, rgba(120,98,70,0.05) 0 2px, rgba(0,0,0,0) 2px 9px),
    linear-gradient(135deg,#efe6d7 0%,#ddcfb8 48%,#c9b89c 100%);
}
/* 02 · kraft box interior with tissue */
.t2{
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(255,255,255,0.55) 0%, rgba(255,255,255,0) 55%),
    linear-gradient(115deg, rgba(0,0,0,0) 58%, rgba(101,85,60,0.14) 58.5%),
    linear-gradient(160deg,#ece4d4 0%,#d9cdb6 55%,#c4b498 100%);
}
/* 03 · shipping label — pale stock with barcode lines */
.t3{
  background:
    repeating-linear-gradient(90deg, rgba(71,85,105,0.28) 0 2px, rgba(0,0,0,0) 2px 5px, rgba(71,85,105,0.14) 5px 6px, rgba(0,0,0,0) 6px 12px),
    linear-gradient(180deg,#f4f6f9 0%,#e6ebf1 60%,#d8dfe8 100%);
  background-size:62% 46%, 100% 100%;
  background-position:88% 30%, 0 0;
  background-repeat:no-repeat;
}
/* 04 · sealed box on scale — steel with tape band */
.t4{
  background:
    linear-gradient(180deg, rgba(0,0,0,0) 42%, rgba(255,255,255,0.4) 43%, rgba(255,255,255,0.4) 57%, rgba(0,0,0,0) 58%),
    linear-gradient(200deg,#dde4ec 0%,#c2cddc 52%,#a8b5c8 100%);
}

.hash{
  margin-top:8px;font-family:var(--mono);font-size:10.5px;color:var(--ink-3);
  letter-spacing:0.04em;overflow-wrap:anywhere;font-variant-numeric:tabular-nums;
}
.packet-foot{
  padding:14px 20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11.5px;color:var(--ink-3);
  font-variant-numeric:tabular-nums;
}
.packet-foot .meta{display:flex;flex-direction:column;gap:3px}
.packet-foot .ok{color:var(--accent-deep);font-weight:600}
.packet-foot .ctl-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}

/* ---------- Sections ---------- */
section{padding:80px 0;border-bottom:1px solid var(--line);scroll-margin-top:72px}
.section-head{max-width:640px;margin-bottom:44px}

/* Moment */
.moment-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.moment{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:30px;
  transition:transform 180ms var(--ease), border-color 180ms var(--ease);
}
.moment:hover{transform:translateY(-2px);border-color:var(--line-2)}
.moment .tag{
  font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:0.12em;
  color:var(--accent);text-transform:uppercase;
}
.moment h3{font-size:21px;letter-spacing:-0.015em;margin:12px 0 10px}
.moment p{font-size:14.5px;color:var(--ink-2)}
.moment ul{list-style:none;margin-top:18px}
.moment li{
  font-family:var(--mono);font-size:12.5px;color:var(--ink-2);
  padding:8px 0;border-top:1px dashed var(--line);display:flex;gap:10px;align-items:baseline;
}
.moment li::before{content:"▸";color:var(--accent);font-size:11px}
.capture-line{
  margin-top:36px;text-align:center;
  font-family:var(--mono);font-size:13px;letter-spacing:0.1em;color:var(--ink-3);text-transform:uppercase;
}
.capture-line strong{color:var(--ink)}

/* Features */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px;
  transition:transform 180ms var(--ease), border-color 180ms var(--ease);
}
.feat:hover{transform:translateY(-2px);border-color:var(--line-2)}
.feat .n{
  font-family:var(--mono);font-size:12px;font-weight:700;color:var(--accent);
  border:1px solid var(--line-2);border-radius:6px;padding:4px 8px;display:inline-block;
}
.feat h3{font-size:18px;letter-spacing:-0.01em;margin:16px 0 8px}
.feat p{font-size:14px;color:var(--ink-2)}
.feat .mono-note{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:0.03em;
  font-variant-numeric:tabular-nums;
}

/* Packet section */
.packet-section-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:start}
.packet-notes{list-style:none;margin-top:28px}
.packet-notes li{
  display:flex;gap:14px;padding:14px 0;border-top:1px solid var(--line);
  font-size:14.5px;color:var(--ink-2);
}
.packet-notes li:last-child{border-bottom:1px solid var(--line)}
.packet-notes .mk{
  font-family:var(--mono);font-size:11px;color:var(--accent);font-weight:700;
  padding-top:3px;flex:none;
}

/* Pricing */
.bill-toggle{
  display:inline-flex;border:1px solid var(--line-2);border-radius:9px;overflow:hidden;
  background:var(--surface);margin:24px 0 36px;
}
.bill-toggle button{
  font-family:var(--mono);font-size:12.5px;font-weight:600;letter-spacing:0.04em;
  padding:9px 18px;border:none;background:transparent;color:var(--ink-3);cursor:pointer;
  transition:background 160ms var(--ease), color 160ms var(--ease);
}
.bill-toggle button:hover:not(.on){color:var(--ink);background:#e9eef5}
.bill-toggle button.on{background:var(--accent);color:#fff}
.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:840px}
.plan{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:32px;
  display:flex;flex-direction:column;
  transition:border-color 160ms var(--ease);
}
.plan:hover{border-color:var(--line-2)}
.plan.pro{border-color:var(--accent);position:relative}
.plan.pro:hover{border-color:var(--accent-deep)}
.plan .plan-tag{
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--ink-3);
}
.plan.pro .plan-tag{color:var(--accent)}
.price-row{display:flex;align-items:baseline;gap:8px;margin:16px 0 4px}
.price{
  font-size:44px;font-weight:750;letter-spacing:-0.03em;
  font-variant-numeric:tabular-nums;
  display:inline-block;min-width:7ch;
}
.per{font-size:14px;color:var(--ink-3)}
.plan .alt{
  font-family:var(--mono);font-size:12px;color:var(--ink-3);min-height:18px;
  font-variant-numeric:tabular-nums;text-align:right;
}
.plan ul{list-style:none;margin:24px 0 28px;flex:1}
.plan li{
  font-size:14px;color:var(--ink-2);padding:9px 0 9px 26px;position:relative;
  border-top:1px dashed var(--line);
}
.plan li::before{
  content:"";position:absolute;left:2px;top:14px;width:12px;height:12px;
  background:var(--accent);
  clip-path:polygon(14% 44%,0 60%,40% 100%,100% 16%,84% 2%,38% 70%);
}
.trial-note{
  font-family:var(--mono);font-size:11.5px;color:var(--ink-3);margin-top:12px;
  text-align:center;letter-spacing:0.03em;
}

/* FAQ */
.faq-list{max-width:760px}
.faq-item{
  border:1px solid var(--line);border-radius:12px;background:var(--surface);
  margin-bottom:12px;overflow:hidden;
  transition:border-color 160ms var(--ease);
}
.faq-item:hover{border-color:var(--line-2)}
.faq-item[open]{border-color:var(--line-2)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:650;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  transition:background 160ms var(--ease), color 160ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#eef2f7;color:var(--accent-deep)}
.faq-item summary::after{
  content:"+";font-family:var(--mono);font-size:18px;color:var(--accent);flex:none;
  transition:transform 160ms var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .a{padding:0 22px 20px;font-size:14.5px;color:var(--ink-2);max-width:62ch}
.faq-item .a .honest{
  margin-top:12px;padding:12px 14px;border-left:2px solid var(--accent);background:#f1f5f9;
  font-family:var(--mono);font-size:12.5px;color:var(--ink-2);border-radius:0 8px 8px 0;
}
/* Always-visible guardrail line under the disputes question — readable with accordion closed */
.guard-line{
  margin:-2px 0 12px;padding:14px 18px;
  border:1px solid var(--line-2);border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;background:var(--surface);
  font-size:14px;color:var(--ink-2);max-width:760px;
}
.guard-line strong{
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:0.1em;
  text-transform:uppercase;color:var(--accent-deep);display:block;margin-bottom:4px;
}

/* Footer */
footer{padding:56px 0 36px;background:var(--surface)}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:32px}
.foot-brand p{font-size:13px;color:var(--ink-3);margin-top:14px;max-width:30ch}
.foot-col h3{
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--ink-3);margin-bottom:14px;
}
.foot-col a{
  display:inline-block;font-size:13.5px;color:var(--ink-2);text-decoration:none;
  padding:5px 0;margin-right:16px;
  border-bottom:1px solid transparent;
  transition:color 160ms var(--ease), border-color 160ms var(--ease);
}
.foot-col a:hover{color:var(--ink);border-bottom-color:var(--accent)}
.foot-base{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--ink-3);
}
.foot-base .mono{font-size:11.5px}

/* Reveal — content is visible by default; animation only when JS is active */
html.js .reveal{opacity:0;transform:translateY(14px);transition:opacity 180ms var(--ease), transform 180ms var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none;transition:none}
  *{transition:none !important}
}

/* Responsive */
@media(max-width:960px){
  .hero-grid,.packet-section-grid{grid-template-columns:1fr;gap:44px}
  .feat-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .hero{padding:56px 0 64px}
  .brand-hero{padding-bottom:56px}
  section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .moment-grid,.price-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .packet-foot{flex-direction:column;align-items:stretch}
  .packet-foot .ctl-group{justify-content:flex-start}
  .price{min-width:0}
}

/* Brand promo — two brand photos between FAQ and footer */
.brand-promo{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:1120px;margin:0 auto 64px;padding:0 24px;border-bottom:none}
.brand-promo figure{margin:0}
.brand-promo img{display:block;width:100%;height:auto;border-radius:16px}
@media(max-width:720px){.brand-promo{grid-template-columns:1fr}}

/* Hero pre-launch note — says where the CTA goes */
.hero-note{margin-top:14px;font-size:13px;color:var(--ink-3);max-width:52ch}

/* Utilities replacing the artifact's inline styles */
.top-rule{border-top:1px solid var(--line)}
.section-head-tight{margin-bottom:0}
.btn-block{justify-content:center}

/* Footer extras */
.foot-note{font-size:12.5px;color:var(--ink-3);margin-top:10px;max-width:32ch}
.foot-base-solo{margin-top:0;padding-top:0;border-top:none}
.foot-base a{color:inherit}

/* Prose pages (privacy) */
.prose{max-width:720px}
.prose h2{font-size:18px;letter-spacing:-0.01em;margin:32px 0 8px}
.prose h2:first-child{margin-top:0}
.prose p{font-size:15px;color:var(--ink-2)}
.prose a{color:var(--accent-deep)}
.prose code{font-family:var(--mono);font-size:13px;background:#eef2f7;padding:1px 5px;border-radius:4px}