:root {
  color-scheme: light;
  --cc-bg: #f4f8f7;
  --cc-surface: #ffffff;
  --cc-ink: #102a27;
  --cc-muted: #526a66;
  --cc-line: #cfe0dc;
  --cc-brand: #087c78;
  --cc-brand-strong: #005f5c;
  --cc-accent: #dff8f2;
  --cc-warm: #fff4d9;
  --cc-shadow: 0 24px 70px rgba(11, 70, 63, .12);
  --cc-radius: 24px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --cc-bg: #071614;
  --cc-surface: #0e211e;
  --cc-ink: #eefcf8;
  --cc-muted: #a8bfba;
  --cc-line: #29423e;
  --cc-brand: #58d8ca;
  --cc-brand-strong: #7fe7dc;
  --cc-accent: #123b35;
  --cc-warm: #3b3018;
  --cc-shadow: 0 24px 70px rgba(0, 0, 0, .32);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 4%, rgba(31, 190, 170, .14), transparent 27rem),
    radial-gradient(circle at 91% 13%, rgba(255, 190, 64, .13), transparent 22rem),
    var(--cc-bg);
  color: var(--cc-ink);
  font: 16px/1.55 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button, input { font: inherit; }
a { color: inherit; }
[hidden] { display: none !important; }

.cc-skip {
  display: block;
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 50;
  transform: translateY(-160%);
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--cc-ink);
  color: var(--cc-bg);
}
.cc-skip:focus { transform: none; }
.cc-shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }

.cc-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid color-mix(in srgb, var(--cc-line) 78%, transparent);
  background: color-mix(in srgb, var(--cc-bg) 86%, transparent);
  backdrop-filter: blur(18px);
}
.cc-header-inner { min-height: 72px; display: flex; align-items: center; gap: 20px; }
.cc-brand { display: inline-flex; min-height: 48px; align-items: center; gap: 10px; font-weight: 850; text-decoration: none; letter-spacing: -.02em; }
.cc-brand-mark { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 12px; background: var(--cc-brand); color: #fff; font-size: .78rem; letter-spacing: .04em; }
.cc-nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.cc-nav a { display: inline-flex; min-width: 48px; min-height: 48px; align-items: center; justify-content: center; color: var(--cc-muted); font-size: .9rem; font-weight: 700; text-decoration: none; }
.cc-nav a:hover, .cc-nav a:focus-visible { color: var(--cc-ink); }
.cc-actions { display: flex; gap: 8px; }
.cc-icon-button, .cc-language {
  display: inline-flex;
  min-width: 48px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cc-line);
  border-radius: 14px;
  background: var(--cc-surface);
  color: var(--cc-ink);
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.cc-hero { padding: clamp(54px, 8vw, 104px) 0 44px; text-align: center; }
.cc-kicker { margin: 0 0 14px; color: var(--cc-brand-strong); font-size: .78rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.cc-hero h1 { max-width: 900px; margin: 0 auto; font-size: clamp(2.35rem, 6vw, 5.1rem); line-height: .98; letter-spacing: -.065em; }
.cc-hero h1 span { color: var(--cc-brand); }
.cc-lede { max-width: 720px; margin: 24px auto 0; color: var(--cc-muted); font-size: clamp(1rem, 2vw, 1.2rem); }
.cc-proof-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 26px; }
.cc-proof-strip span { padding: 8px 12px; border: 1px solid var(--cc-line); border-radius: 999px; background: color-mix(in srgb, var(--cc-surface) 80%, transparent); color: var(--cc-muted); font-size: .8rem; font-weight: 750; }

.cc-router {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  overflow: hidden;
  border: 1px solid var(--cc-line);
  border-radius: 30px;
  background: var(--cc-surface);
  box-shadow: var(--cc-shadow);
}
.cc-router-copy { padding: clamp(26px, 5vw, 54px); background: linear-gradient(145deg, var(--cc-accent), color-mix(in srgb, var(--cc-surface) 86%, var(--cc-accent))); }
.cc-router-copy h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.8rem); line-height: 1.05; letter-spacing: -.045em; }
.cc-router-copy p { color: var(--cc-muted); }
.cc-flow { display: grid; gap: 14px; padding: 0; margin: 30px 0 0; list-style: none; counter-reset: step; }
.cc-flow li { display: grid; grid-template-columns: 38px 1fr; gap: 12px; align-items: start; }
.cc-flow li::before { counter-increment: step; content: counter(step); display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; background: var(--cc-brand); color: #fff; font-weight: 850; }
.cc-flow strong { display: block; }
.cc-flow span { color: var(--cc-muted); font-size: .9rem; }

.cc-router-work { padding: clamp(26px, 5vw, 54px); }
.cc-drop {
  display: grid;
  min-height: 250px;
  place-items: center;
  padding: 30px;
  border: 2px dashed color-mix(in srgb, var(--cc-brand) 48%, var(--cc-line));
  border-radius: 22px;
  background: color-mix(in srgb, var(--cc-accent) 42%, var(--cc-surface));
  text-align: center;
  transition: border-color .18s, transform .18s, background .18s;
}
.cc-drop[data-drag="true"] { transform: translateY(-2px); border-color: var(--cc-brand); background: var(--cc-accent); }
.cc-drop-icon { display: grid; width: 58px; height: 58px; margin: 0 auto 14px; place-items: center; border-radius: 18px; background: var(--cc-brand); color: #fff; font-size: 1.6rem; }
.cc-drop strong { display: block; font-size: 1.16rem; }
.cc-drop p { max-width: 430px; margin: 8px auto 18px; color: var(--cc-muted); }
.cc-primary, .cc-secondary, .cc-download {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--cc-brand);
  border-radius: 13px;
  background: var(--cc-brand);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}
.cc-secondary, .cc-download { background: transparent; color: var(--cc-brand-strong); }
.cc-file-meta { margin: 16px 0 0; color: var(--cc-muted); font-size: .82rem; }
.cc-router-result { margin-top: 18px; padding: 22px; border: 1px solid var(--cc-line); border-radius: 20px; background: var(--cc-bg); }
.cc-result-top { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.cc-result-top h3 { margin: 4px 0 0; font-size: 1.4rem; }
.cc-result-state { color: var(--cc-brand-strong); font-size: .72rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.cc-result-hash { display: block; overflow-wrap: anywhere; margin: 14px 0; padding: 12px; border-radius: 11px; background: var(--cc-surface); color: var(--cc-muted); font: .76rem/1.45 ui-monospace, SFMono-Regular, Menlo, monospace; }
.cc-recommendations { display: grid; gap: 10px; margin: 16px 0; }
.cc-rec { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 14px; border: 1px solid var(--cc-line); border-radius: 14px; background: var(--cc-surface); text-decoration: none; }
.cc-rec strong, .cc-rec small { display: block; }
.cc-rec small { margin-top: 3px; color: var(--cc-muted); }
.cc-rec b { color: var(--cc-brand-strong); }
.cc-result-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.cc-section { padding: clamp(64px, 9vw, 110px) 0; }
.cc-section-head { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 34px; align-items: end; margin-bottom: 30px; }
.cc-section-head h2 { margin: 0; font-size: clamp(2rem, 4.5vw, 3.75rem); line-height: 1.02; letter-spacing: -.055em; }
.cc-section-head p { margin: 0; color: var(--cc-muted); }
.cc-search { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-bottom: 18px; }
.cc-search input { width: 100%; min-height: 54px; padding: 0 18px; border: 1px solid var(--cc-line); border-radius: 15px; background: var(--cc-surface); color: var(--cc-ink); }
.cc-search button { min-height: 54px; }
.cc-search-summary { min-height: 26px; margin: 0 0 20px; color: var(--cc-muted); }
.cc-tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.cc-tool-card { display: flex; min-height: 260px; flex-direction: column; padding: 24px; border: 1px solid var(--cc-line); border-radius: 21px; background: var(--cc-surface); text-decoration: none; transition: transform .18s, border-color .18s, box-shadow .18s; }
.cc-tool-card:hover, .cc-tool-card:focus-visible { transform: translateY(-3px); border-color: var(--cc-brand); box-shadow: 0 16px 40px rgba(7, 89, 80, .12); }
.cc-card-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.cc-badge { padding: 6px 9px; border-radius: 999px; background: var(--cc-accent); color: var(--cc-brand-strong); font-size: .7rem; font-weight: 850; }
.cc-badge[data-state="beta"] { background: var(--cc-warm); color: var(--cc-ink); }
.cc-tool-card h3 { margin: 24px 0 8px; font-size: 1.25rem; line-height: 1.15; letter-spacing: -.025em; }
.cc-tool-card p { margin: 0; color: var(--cc-muted); }
.cc-output { margin-top: auto; padding-top: 22px; color: var(--cc-ink); font-size: .82rem; font-weight: 750; }
.cc-arrow { color: var(--cc-brand-strong); font-weight: 900; }
.cc-beta-wrap { margin-top: 38px; padding-top: 26px; border-top: 1px solid var(--cc-line); }
.cc-beta-wrap h3 { margin: 0 0 5px; }
.cc-beta-wrap > p { margin: 0 0 18px; color: var(--cc-muted); }

.cc-value { background: var(--cc-ink); color: var(--cc-bg); }
.cc-value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cc-value article { padding: 26px; border: 1px solid color-mix(in srgb, var(--cc-bg) 20%, transparent); border-radius: 20px; }
.cc-value b { color: color-mix(in srgb, var(--cc-brand) 74%, #fff); }
.cc-value h3 { margin: 14px 0 8px; }
.cc-value p { margin: 0; color: color-mix(in srgb, var(--cc-bg) 72%, transparent); }

.cc-faq { display: grid; gap: 10px; }
.cc-faq details { padding: 18px 20px; border: 1px solid var(--cc-line); border-radius: 16px; background: var(--cc-surface); }
.cc-faq summary { min-height: 48px; display: flex; align-items: center; font-weight: 820; cursor: pointer; }
.cc-faq p { color: var(--cc-muted); }
.cc-footer { padding: 38px 0; border-top: 1px solid var(--cc-line); }
.cc-footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; color: var(--cc-muted); font-size: .84rem; }
.cc-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
.cc-footer nav a { display: inline-flex; min-width: 48px; min-height: 48px; align-items: center; justify-content: center; }

:focus-visible { outline: 3px solid color-mix(in srgb, var(--cc-brand) 62%, #fff); outline-offset: 3px; }

@media (max-width: 860px) {
  .cc-nav { display: none; }
  .cc-router { grid-template-columns: 1fr; }
  .cc-router-copy { padding-bottom: 28px; }
  .cc-flow { grid-template-columns: repeat(3, 1fr); }
  .cc-flow li { grid-template-columns: 34px 1fr; }
  .cc-section-head { grid-template-columns: 1fr; }
  .cc-tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .cc-shell { width: min(100% - 24px, 1180px); }
  .cc-header-inner { min-height: 64px; }
  .cc-language { padding: 0 11px; }
  .cc-hero { padding-top: 46px; text-align: left; }
  .cc-hero h1 { font-size: clamp(2.45rem, 13vw, 3.8rem); }
  .cc-lede { margin-top: 18px; }
  .cc-proof-strip { justify-content: flex-start; }
  .cc-router { border-radius: 22px; }
  .cc-router-copy, .cc-router-work { padding: 22px; }
  .cc-flow { grid-template-columns: 1fr; margin-top: 22px; }
  .cc-drop { min-height: 230px; padding: 22px 14px; }
  .cc-search { grid-template-columns: 1fr; }
  .cc-tool-grid { grid-template-columns: 1fr; }
  .cc-tool-card { min-height: 225px; }
  .cc-value-grid { grid-template-columns: 1fr; }
  .cc-result-top, .cc-footer-inner { display: block; }
  .cc-result-actions > * { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}