/* SafeSweep — design tokens */
:root {
  --bg: #070b10;
  --bg-2: #0b1219;
  --panel: rgba(255, 255, 255, 0.035);
  --line: rgba(255, 255, 255, 0.09);
  --line-2: rgba(255, 255, 255, 0.16);
  --ink: #eef3f7;
  --ink-2: #a8b6c3;
  --ink-3: #6f8090;
  --mint: #5ff0c2;
  --mint-deep: #16b98d;
  --danger: #ff7a6b;
  --r: 14px;
  --r-lg: 22px;
  --wrap: 1120px;
  --ff: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ff);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-bottom: 88px;
}

@media (min-width: 860px) { body { padding-bottom: 0; } }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 20px;
}

.narrow { max-width: 720px; }

a { color: inherit; text-decoration: none; }

code {
  font-family: var(--mono);
  font-size: .92em;
  background: rgba(95, 240, 194, .09);
  color: var(--mint);
  padding: .1em .38em;
  border-radius: 5px;
}

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px; top: 12px; z-index: 60; min-height: 44px; display: inline-flex; align-items: center;
  background: var(--mint); color: #04120d;
  padding: 8px 14px; border-radius: 8px; font-weight: 700;
}

/* ---------- header ---------- */
.top {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(7, 11, 16, .74);
  border-bottom: 1px solid var(--line);
}
.top-in {
  display: flex; align-items: center; justify-content: space-between;
  height: 62px; gap: 12px;
}
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--mint); min-height: 44px; }
.mark { width: 26px; height: 26px; flex: none; }
.wordmark {
  font-weight: 800; letter-spacing: -.02em; font-size: 1.02rem;
  color: var(--ink); text-transform: uppercase;
}
.wordmark span { color: var(--mint); }
.top-right { display: flex; align-items: center; gap: 8px; }
.ghost {
  font-size: .85rem; color: var(--ink-2);
  display: inline-flex; align-items: center; min-height: 44px;
  padding: 7px 12px; border-radius: 9px; border: 1px solid transparent;
}
.ghost:hover { color: var(--ink); border-color: var(--line-2); }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .72rem; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink-2); border: 1px solid var(--line);
  padding: 4px 9px; border-radius: 999px;
}
.pill.live { color: var(--mint); border-color: rgba(95, 240, 194, .3); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 3px rgba(95,240,194,.16); }
@media (max-width: 520px) { .pill { display: none; } }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding-top: 54px; border-bottom: 1px solid var(--line); }
.glow {
  position: absolute; inset: -220px -10% auto -10%; height: 620px;
  background:
    radial-gradient(46% 52% at 30% 40%, rgba(95,240,194,.240), transparent 70%),
    radial-gradient(40% 46% at 74% 28%, rgba(72,120,255,.170), transparent 72%);
  filter: blur(28px);
  pointer-events: none;
}
.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 74px 74px;
  mask-image: radial-gradient(70% 60% at 50% 22%, #000 20%, transparent 80%);
  opacity: .5;
  pointer-events: none;
}
.hero-in { position: relative; max-width: 880px; }

.eyebrow {
  display: flex; align-items: center; gap: 10px;
  font-size: .74rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--mint); margin: 0 0 20px;
}
.rule { width: 26px; height: 1px; background: var(--mint); opacity: .6; }

h1 {
  font-size: clamp(2.05rem, 6.4vw, 4.05rem);
  line-height: 1.03; letter-spacing: -.035em;
  font-weight: 800; margin: 0 0 20px;
}
h1 em {
  font-style: normal;
  background: linear-gradient(94deg, var(--mint) 8%, #9ad7ff 92%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.lede {
  max-width: 60ch; color: var(--ink-2);
  font-size: clamp(1rem, 1.7vw, 1.1rem); margin: 0 0 28px;
}

.cta-row { display: flex; flex-wrap: wrap; gap: 11px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 700; font-size: .95rem;
  border-radius: 11px; border: 1px solid transparent;
  padding: 13px 21px; cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn.primary {
  background: linear-gradient(180deg, #7cf7ce, var(--mint-deep));
  color: #04120d;
  box-shadow: 0 8px 26px -10px rgba(95,240,194,.75);
}
.btn.primary:hover { box-shadow: 0 12px 34px -8px rgba(95,240,194,.9); }
.btn.quiet { background: var(--panel); border-color: var(--line-2); color: var(--ink); }
.btn.quiet:hover { background: rgba(255,255,255,.07); }
.arrow { width: 16px; height: 16px; }
.fineprint { font-size: .8rem; color: var(--ink-3); margin: 14px 0 0; }

/* wallet panel */
.wallet-panel {
  margin-top: 22px; max-width: 520px;
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  padding: 14px 16px 16px;
}
.wp-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.wp-title { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.wp-close {
  background: none; border: 0; color: var(--ink-2); font: inherit;
  font-size: .78rem; cursor: pointer; padding: 2px 4px; border-radius: 6px;
}
.wp-close:hover { color: var(--ink); }
.wp-body { font-size: .9rem; color: var(--ink-2); }
.addr {
  font-family: var(--mono); font-size: .86rem; color: var(--ink);
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-top: 1px solid var(--line); }
.kv span:first-child { color: var(--ink-3); }
.kv span:last-child { font-family: var(--mono); }
.wp-note { margin: 11px 0 0; font-size: .78rem; color: var(--ink-3); }
.wp-error { color: var(--danger); }

/* guarantees strip */
.strip {
  list-style: none; display: grid; gap: 1px;
  grid-template-columns: 1fr 1fr;
  margin: 40px auto 0; padding: 0 20px;
  border-top: 1px solid var(--line);
  position: relative;
}
.strip li { padding: 16px 0; background: transparent; }
.strip li:nth-child(odd) { padding-right: 14px; }
.strip strong { display: block; font-size: .9rem; }
.strip span { font-size: .78rem; color: var(--ink-3); }
@media (min-width: 760px) {
  .strip { grid-template-columns: repeat(4, 1fr); }
  .strip li { padding: 20px 18px; border-left: 1px solid var(--line); }
  .strip li:first-child { border-left: 0; padding-left: 0; }
}

/* ---------- sections ---------- */
section { scroll-margin-top: 76px; }
.sec-h {
  font-size: clamp(1.3rem, 3.4vw, 1.85rem); letter-spacing: -.02em;
  margin: 0 0 26px; font-weight: 750;
}

.how { padding: 62px 0; border-bottom: 1px solid var(--line); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: s; }
@media (min-width: 780px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step {
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--panel); padding: 20px;
}
.step h3 { margin: 10px 0 7px; font-size: 1.03rem; }
.step p { margin: 0; color: var(--ink-2); font-size: .9rem; }
.num { font-family: var(--mono); font-size: .74rem; color: var(--mint); letter-spacing: .1em; }

.modes { padding: 62px 0; border-bottom: 1px solid var(--line); }
.modes-in { display: grid; gap: 14px; }
@media (min-width: 780px) { .modes-in { grid-template-columns: 1fr 1fr; } }
.card {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--panel); padding: 24px;
}
.card.accent { border-color: rgba(95,240,194,.28); background: linear-gradient(180deg, rgba(95,240,194,.09), rgba(95,240,194,.02)); }
.card h3 { margin: 12px 0 9px; font-size: 1.16rem; letter-spacing: -.01em; }
.card p { margin: 0 0 14px; color: var(--ink-2); font-size: .92rem; }
.tag {
  font-size: .68rem; text-transform: uppercase; letter-spacing: .12em;
  color: var(--mint); border: 1px solid rgba(95,240,194,.3);
  padding: 3px 8px; border-radius: 999px;
}
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.ticks li { position: relative; padding-left: 20px; font-size: .86rem; color: var(--ink-2); }
.ticks li::before {
  content: ""; position: absolute; left: 4px; top: .58em;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 0 transparent;
}

.numbers { padding: 62px 0; border-bottom: 1px solid var(--line); }
.stats { display: grid; gap: 14px; }
@media (min-width: 720px) { .stats { grid-template-columns: repeat(3, 1fr); } }
.stat { border: 1px solid var(--line); border-radius: var(--r); padding: 20px; background: var(--panel); }
.stat b { display: block; font-size: clamp(1.6rem, 4vw, 2.15rem); letter-spacing: -.03em; color: var(--mint); }
.stat span { font-size: .84rem; color: var(--ink-2); }
.src { font-size: .76rem; color: var(--ink-3); margin: 16px 0 0; }

.faq { padding: 62px 0; border-bottom: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); padding: 4px 0; }
summary {
  cursor: pointer; font-weight: 650; font-size: .98rem;
  list-style: none; display: flex; justify-content: space-between; gap: 14px;
  min-height: 44px; align-items: center; padding: 10px 0;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--mint); font-family: var(--mono); }
details[open] summary::after { content: "–"; }
details p { margin: 11px 0 2px; color: var(--ink-2); font-size: .9rem; }

.close { padding: 66px 0; }
.close-in { text-align: center; display: grid; justify-items: center; gap: 10px; }
.close h2 { font-size: clamp(1.5rem, 4.6vw, 2.3rem); letter-spacing: -.03em; margin: 0; }
.close p { color: var(--ink-2); margin: 0; }

/* ---------- footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 26px 0 30px; }
.foot-in { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
.brand.small .mark { width: 22px; height: 22px; }
.brand.small .wordmark { font-size: .92rem; }
.brand.small { min-height: 44px; }
.foot-nav { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: .84rem; color: var(--ink-2); }
.foot-nav a { display: inline-flex; align-items: center; min-height: 44px; }
.foot-nav a:hover { color: var(--mint); }
.legal { margin: 0; font-size: .76rem; color: var(--ink-3); flex-basis: 100%; }

/* ---------- mobile cta ---------- */
.mobile-cta {
  position: fixed; inset: auto 0 0 0; z-index: 45;
  padding: 10px 16px 14px;
  background: linear-gradient(180deg, rgba(7,11,16,.5), rgba(7,11,16,.97) 45%);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.mobile-cta .btn { width: 100%; }
@media (min-width: 860px) { .mobile-cta { display: none; } }

/* focus */
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 6px; }