:root {
  --bg: #071019;
  --card: #0d1b28;
  --line: #1c3347;
  --text: #e8f1f8;
  --muted: #8aa4b8;
  --drop: #4db8ff;
  --drop-deep: #1f8fe0;
  --ok: #38d39f;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 32px; }

header {
  border-bottom: 1px solid var(--line);
  background: rgba(7,16,25,.85);
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  z-index: 10;
}
.header-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 700; color: var(--text); text-decoration: none; }
.brand svg { display: block; }
nav { display: flex; align-items: center; gap: 28px; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav a:hover { color: var(--text); }
nav a.here { color: var(--drop); }
.net {
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ok);
  border: 1px solid var(--ok);
  border-radius: 999px;
  padding: 4px 12px;
}

main { flex: 1; }

/* hero: copy left, plan card right */
.hero {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 72px;
  align-items: start;
  padding: 72px 0 48px;
}
h1 { font-size: 50px; line-height: 1.12; letter-spacing: -.01em; margin-bottom: 20px; }
h1 .accent { color: var(--drop); }
.sub { color: var(--muted); font-size: 18px; line-height: 1.6; margin-bottom: 28px; max-width: 480px; }
.points { list-style: none; display: grid; gap: 12px; }
.points li { display: flex; gap: 10px; color: var(--muted); font-size: 15.5px; align-items: baseline; }
.points li::before { content: "●"; color: var(--drop); font-size: 9px; }
.points li b { color: var(--text); font-weight: 600; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px;
  box-shadow: 0 24px 60px rgba(0,0,0,.35);
}
label { display: block; font-size: 13px; color: var(--muted); margin: 16px 0 6px; }
label:first-child { margin-top: 0; }
.amount-row { display: flex; align-items: center; gap: 10px; }
input[type="number"] {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  font-size: 22px;
  font-weight: 600;
  padding: 12px 14px;
  width: 100%;
  outline: none;
}
input[type="number"]:focus { border-color: var(--drop); }
.unit { font-size: 15px; color: var(--muted); font-weight: 600; }
.opts { display: flex; gap: 8px; }
.opt {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 0;
  text-align: center;
  cursor: pointer;
}
.opt:hover { border-color: var(--drop); }
.opt.on { border-color: var(--drop); color: var(--drop); background: rgba(77,184,255,.08); }
.summary {
  margin-top: 20px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  font-size: 14px;
  color: var(--muted);
  display: grid;
  gap: 6px;
}
.summary b { color: var(--text); font-weight: 600; }
.row { display: flex; justify-content: space-between; }
button.cta {
  width: 100%;
  margin-top: 20px;
  background: linear-gradient(180deg, var(--drop), var(--drop-deep));
  border: none;
  border-radius: 12px;
  color: #04141f;
  font-size: 16px;
  font-weight: 700;
  padding: 15px 0;
  cursor: pointer;
}
button.cta:hover { filter: brightness(1.08); }
button.cta:disabled { opacity: .55; cursor: default; }
.wallet { margin-top: 10px; font-size: 13px; color: var(--muted); text-align: center; min-height: 18px; }
.wallet .addr { color: var(--ok); font-family: ui-monospace, Menlo, monospace; }

/* how it works: 3 columns */
.how { padding: 40px 0 80px; }
.how h2 { font-size: 14px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 22px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  font-size: 15px;
  line-height: 1.55;
}
.step .n {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--drop);
  color: var(--drop);
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.step p { color: var(--muted); }
.step p b { color: var(--text); display: block; margin-bottom: 6px; font-size: 16px; }

footer { border-top: 1px solid var(--line); }
.footer-in {
  display: flex;
  justify-content: space-between;
  padding: 22px 0;
  font-size: 14px;
  color: var(--muted);
}
footer a { color: var(--muted); }
footer a:hover { color: var(--text); }

/* docs & faq pages */
.doc { max-width: 780px; margin: 0 auto; padding: 56px 32px 80px; }
.doc h1 { font-size: 38px; margin-bottom: 20px; }
.doc h2 { font-size: 22px; margin: 36px 0 12px; }
.doc h3 { font-size: 17px; margin: 24px 0 8px; }
.doc p, .doc li { color: var(--muted); font-size: 16px; line-height: 1.65; }
.doc p b, .doc li b { color: var(--text); }
.doc ul, .doc ol { padding-left: 22px; margin: 10px 0; }
.doc li { margin-bottom: 8px; }
.doc code {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 14px;
  background: rgba(77,184,255,.1);
  color: var(--drop);
  border-radius: 5px;
  padding: 1px 6px;
}
.doc .note {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--drop);
  border-radius: 10px;
  padding: 16px 18px;
  margin: 18px 0;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
}
.faq-item { border-bottom: 1px solid var(--line); padding: 22px 0; }
.faq-item h2 { font-size: 18px; margin: 0 0 8px; }
.faq-item p { color: var(--muted); font-size: 15.5px; line-height: 1.6; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 40px; }
  h1 { font-size: 36px; }
  .steps { grid-template-columns: 1fr; }
  .wrap { padding: 0 20px; }
  nav { gap: 16px; }
}

/* header right controls */
.hdr-right { display: flex; align-items: center; gap: 12px; }
button.net {
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ok);
  border: 1px solid var(--ok);
  border-radius: 999px;
  padding: 5px 12px;
}
button.net.testnet { color: #f2b64c; border-color: #f2b64c; }
button.wallet-btn {
  background: linear-gradient(180deg, var(--drop), var(--drop-deep));
  border: none;
  border-radius: 10px;
  color: #04141f;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  padding: 9px 16px;
  cursor: pointer;
}
button.wallet-btn:hover { filter: brightness(1.08); }
button.wallet-btn.connected {
  background: transparent;
  border: 1px solid var(--ok);
  color: var(--ok);
  font-family: ui-monospace, Menlo, monospace;
  font-weight: 600;
}

/* segmented network switch */
.net-switch {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px;
  background: var(--bg);
}
.net-switch button {
  background: transparent;
  border: none;
  border-radius: 999px;
  color: var(--muted);
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 5px 12px;
  cursor: pointer;
}
.net-switch button.on[data-net="mainnet"] { background: rgba(56,211,159,.18); color: var(--ok); }
.net-switch button.on[data-net="testnet"] { background: rgba(242,182,76,.18); color: #f2b64c; }

/* docs layout: sticky TOC + content */
.docgrid {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 56px;
  padding: 56px 0 80px;
}
.toc { position: sticky; top: 100px; align-self: start; }
.toc .toc-title { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.toc a {
  display: block;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  padding: 6px 12px;
  border-left: 2px solid var(--line);
}
.toc a:hover { color: var(--text); border-left-color: var(--drop); }
.docbody { max-width: 720px; min-width: 0; }
.docbody h1 { font-size: 38px; margin-bottom: 10px; }
.docbody .lead { color: var(--muted); font-size: 17px; line-height: 1.65; margin-bottom: 8px; }
.docbody section { padding-top: 36px; }
.docbody h2 {
  font-size: 22px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.docbody p, .docbody li { color: var(--muted); font-size: 15.5px; line-height: 1.65; }
.docbody p b, .docbody li b { color: var(--text); }
.docbody p + p { margin-top: 10px; }
.docbody code {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 13.5px;
  background: rgba(77,184,255,.1);
  color: var(--drop);
  border-radius: 5px;
  padding: 1px 6px;
}
.docbody .note {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--drop);
  border-radius: 10px;
  padding: 14px 18px;
  margin-top: 14px;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
}
.arch-step {
  display: flex;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  margin-top: 14px;
}
.arch-step .n {
  flex: none;
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid var(--drop);
  color: var(--drop);
  font-size: 14px;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  margin-top: 2px;
}
.arch-step h3 { font-size: 16px; margin-bottom: 6px; }
.sec-list { list-style: none; padding: 0; margin-top: 12px; display: grid; gap: 10px; }
.sec-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 16px;
  margin: 0;
}
.sec-list li::before { content: "✕"; color: var(--ok); font-size: 13px; font-weight: 700; }
.sec-list li.worst::before { content: "→"; color: #f2b64c; }
.timeline { list-style: none; padding: 0; margin-top: 14px; }
.timeline li {
  position: relative;
  padding: 0 0 22px 26px;
  border-left: 2px solid var(--line);
  margin: 0 0 0 8px;
}
.timeline li:last-child { padding-bottom: 0; border-left-color: transparent; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -7px; top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--muted);
}
.timeline li.now::before { background: var(--drop); border-color: var(--drop); }
.timeline b { color: var(--text); display: block; margin-bottom: 2px; }
@media (max-width: 900px) {
  .docgrid { grid-template-columns: 1fr; gap: 24px; }
  .toc { position: static; display: none; }
}

/* planner extras */
.quote { font-size: 13px; color: var(--muted); margin-top: 6px; min-height: 18px; }
.quote b { color: var(--text); font-weight: 600; }
.acct { margin-top: 16px; font-size: 13px; color: var(--muted); line-height: 1.7; }
.acct b { color: var(--text); font-weight: 600; }
.warn { color: #f2b64c; }
.dim { color: var(--muted); }
.small { font-size: 13px; line-height: 1.6; }
.err { color: #ff7b7b !important; }
.mono { font-family: ui-monospace, Menlo, monospace; font-size: 12.5px; word-break: break-all; }
button.mini, a.mini {
  background: transparent; border: 1px solid var(--drop); color: var(--drop);
  border-radius: 8px; padding: 5px 10px; font-size: 12.5px; font-weight: 600; cursor: pointer; font-family: inherit; text-decoration: none; display: inline-block;
}
button.mini:hover, a.mini:hover { background: rgba(77,184,255,.1); }
button.mini:disabled { opacity: .5; cursor: default; }
.net-switch button.off { opacity: .45; }
.opt[hidden] { display: none; }
.my-plans { padding: 0 0 20px; }
.my-plans h2 { font-size: 14px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
.plan-link { display: flex; gap: 10px; align-items: center; color: var(--text); text-decoration: none; padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; background: var(--card); font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
.plan-link:hover { border-color: var(--drop); }
.tag { display: inline-block; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; border-radius: 999px; padding: 3px 10px; border: 1px solid var(--line); color: var(--muted); font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.tag.testnet { color: #f2b64c; border-color: #f2b64c; }
.tag.mainnet { color: var(--ok); border-color: var(--ok); }
.tag.st-active { color: var(--drop); border-color: var(--drop); }
.tag.st-completed, .tag.st-done { color: var(--ok); border-color: var(--ok); }

/* plan page */
.planpage { max-width: 900px; }
.plan-head h1 { font-size: 30px; margin: 12px 0 18px; }
.kv { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; font-size: 14px; }
.kv div { display: flex; flex-direction: column; gap: 2px; padding: 10px 12px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; min-width: 0; }
.kv span { color: var(--muted); font-size: 12px; }
.kv b { color: var(--text); font-weight: 600; }
.kv i { color: var(--muted); font-style: normal; font-size: 12px; }
.kv a { color: var(--drop); text-decoration: none; }
table.txs { width: 100%; border-collapse: collapse; margin-top: 26px; font-size: 14px; }
table.txs th { text-align: left; color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; padding: 8px 10px; border-bottom: 1px solid var(--line); }
table.txs td { padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: top; color: var(--muted); }
table.txs td b { color: var(--text); }
table.txs a { color: var(--drop); text-decoration: none; font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
.pill { display: inline-block; font-size: 12px; font-weight: 600; border-radius: 999px; padding: 3px 10px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.pill.ok { color: var(--ok); border-color: var(--ok); }
.pill.wait { color: var(--drop); border-color: var(--drop); }
.pill.bad { color: #ff7b7b; border-color: #ff7b7b; }
.actions { margin-top: 20px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
@media (max-width: 700px) { .kv { grid-template-columns: 1fr; } table.txs { font-size: 13px; } }