:root {
  --bg: #07090a;
  --bg-2: #0c0f11;
  --panel: #0f1316;
  --line: #1e262b;
  --line-soft: #161c20;
  --text: #f4f1e8;
  --muted: #93a0a6;
  --amber: #ffb000;
  --amber-soft: #d08a00;
  --green: #00d46a;
  --red: #ff355d;
  --cyan: #36c8ff;
  --radius: 14px;
  --maxw: 1120px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(255, 176, 0, 0.1), transparent 60%),
    radial-gradient(900px 500px at 8% 4%, rgba(54, 200, 255, 0.06), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.01em; }

section { padding: 76px 24px; }
section > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px 24px;
  background: rgba(7, 9, 10, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-decoration: none;
  color: var(--amber);
  font-size: 15px;
}
.brand span { color: var(--muted); margin-left: 2px; }
.brand::after {
  content: "_";
  color: var(--green);
  margin-left: 1px;
  animation: brand-blink 1.1s steps(1) infinite;
}
.brand-mark { flex: none; overflow: visible; transition: transform 0.2s ease; }
.brand:hover .brand-mark { transform: scale(1.08); }
.brand-mark .bar { transition: height 0.2s ease, y 0.2s ease; }
.brand:hover .brand-mark .bar-1 { height: 15px; y: 9px; }
.brand:hover .brand-mark .bar-2 { height: 10px; y: 15px; }

@keyframes brand-blink {
  0%, 45% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.nav-links { display: flex; gap: 22px; margin-left: 14px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--text); }

.nav-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }

.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.lang button {
  border: 0; background: transparent; color: var(--muted);
  padding: 5px 9px; cursor: pointer; font-weight: 700; font-size: 12px;
}
.lang button + button { border-left: 1px solid var(--line); }
.lang button.is-active { background: var(--amber); color: #0a0700; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 16px; border-radius: 10px; font-weight: 700; font-size: 14px;
  text-decoration: none; cursor: pointer; border: 1px solid transparent; white-space: nowrap;
}
.btn-primary { background: var(--amber); color: #0a0700; border-color: var(--amber); }
.btn-primary:hover { background: var(--amber-soft); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 64px;
}
.eyebrow {
  display: inline-block; margin-bottom: 16px;
  color: var(--amber); font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.14em; text-transform: uppercase;
}
.hero h1 { font-size: clamp(34px, 4.6vw, 56px); margin: 0 0 18px; }
.lede { font-size: 18px; color: var(--muted); margin: 0 0 26px; max-width: 36em; }

.waitlist-form { display: flex; gap: 8px; max-width: 460px; }
.waitlist-form input {
  flex: 1; min-width: 0; height: 48px; padding: 0 14px;
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--bg-2); color: var(--text); font-size: 15px; font-family: var(--sans);
}
.waitlist-form input:focus { outline: none; border-color: var(--amber); }
.waitlist-form button {
  height: 48px; padding: 0 20px; border: 0; border-radius: 10px;
  background: var(--amber); color: #0a0700; font-weight: 800; font-size: 15px; cursor: pointer;
}
.waitlist-form button:hover { background: var(--amber-soft); }

.hero-note { margin: 14px 0 0; color: var(--muted); font-size: 13px; }
.hero-note a { color: var(--cyan); text-decoration: none; }
.hero-note a:hover { text-decoration: underline; }
.social-proof { margin-top: 18px; color: var(--muted); font-size: 13px; }
.social-proof strong { color: var(--text); font-family: var(--mono); }

/* hero mock */
.hero-visual { display: flex; justify-content: center; }
.mock {
  width: 100%; max-width: 420px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  overflow: hidden; font-family: var(--mono);
}
.mock-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
}
.mock-head span { font-size: 26px; font-weight: 800; color: var(--amber); }
.mock-head em { font-style: normal; font-size: 14px; }
.up { color: var(--green); }
.down { color: var(--red); }
.mock-ai { padding: 10px 12px; display: grid; gap: 6px; }
.mock-ai-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 10px; background: var(--bg); border: 1px solid var(--line-soft); border-radius: 8px; font-size: 13px;
}
.mock-ai-row i { font-style: normal; font-weight: 800; font-size: 11px; padding: 2px 7px; border-radius: 5px; }
.mock-ai-row .hold { color: var(--amber); border: 1px solid rgba(255,176,0,0.4); }
.mock-ai-row .buy { color: var(--green); border: 1px solid rgba(0,212,106,0.4); }
.mock-sent { padding: 10px 18px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); }
.mock-sent em { font-style: normal; color: var(--text); float: right; }
.mock-bar { height: 6px; border-radius: 4px; margin: 8px 0 4px; background: linear-gradient(90deg, var(--red), var(--amber), var(--green)); position: relative; }
.mock-bar i { position: absolute; top: -2px; width: 2px; height: 10px; background: var(--text); }
.mock-news { padding: 12px 18px 16px; font-size: 12px; color: var(--muted); display: grid; gap: 6px; }
.mock-news span { font-weight: 800; margin-right: 6px; }

/* ---------- strip ---------- */
.strip {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  padding: 22px 24px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  color: var(--muted); font-family: var(--mono); font-size: 13px;
}
.strip .dot { color: var(--line); }

/* ---------- features ---------- */
.features h2, .compare h2, .pricing h2, .waitlist h2, .faq h2 {
  font-size: clamp(26px, 3vw, 36px); text-align: center; margin: 0 0 36px;
}
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); padding: 22px;
}
.feature-lg { grid-column: span 3; }
@media (min-width: 880px) {
  .feature-lg:nth-of-type(1), .feature-lg:nth-of-type(2) { grid-column: span 3; }
}
.feature h3 { margin: 0 0 8px; font-size: 18px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }
.soon {
  font-family: var(--mono); font-size: 10px; color: var(--cyan);
  border: 1px solid rgba(54,200,255,0.4); border-radius: 5px; padding: 1px 5px; margin-left: 6px; vertical-align: middle;
}

/* span the two large features across the top row nicely */
.feature-grid { grid-auto-flow: dense; }
.feature-lg { grid-column: span 3; }
@media (min-width: 720px) {
  .feature-grid { grid-template-columns: repeat(6, 1fr); }
  .feature { grid-column: span 2; }
  .feature-lg { grid-column: span 3; }
}

/* ---------- compare ---------- */
.compare-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.compare-col {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; background: var(--bg-2); text-align: center;
}
.compare-us { border-color: var(--amber); background: linear-gradient(180deg, rgba(255,176,0,0.08), var(--panel)); }
.compare-tag { display: block; font-weight: 800; margin-bottom: 8px; }
.compare-us .compare-tag { color: var(--amber); }
.compare-col p { margin: 0; color: var(--muted); font-size: 14px; }

/* ---------- pricing ---------- */
.pricing-sub { text-align: center; color: var(--muted); margin: -22px auto 26px; max-width: 40em; }
.billing-toggle {
  display: flex; justify-content: center; gap: 4px; margin: 0 auto 28px;
  border: 1px solid var(--line); border-radius: 10px; padding: 4px; width: max-content;
}
.billing-toggle button {
  border: 0; background: transparent; color: var(--muted);
  padding: 8px 16px; border-radius: 7px; cursor: pointer; font-weight: 700; font-size: 13px;
}
.billing-toggle button.is-active { background: var(--amber); color: #0a0700; }

.tiers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; align-items: stretch; }
@media (max-width: 1100px) { .tiers { grid-template-columns: repeat(2, 1fr); } }
.tier {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); padding: 26px 22px; display: flex; flex-direction: column;
}
.tier-pop { border-color: var(--amber); box-shadow: 0 20px 60px rgba(255,176,0,0.08); }
.tier-badge {
  position: absolute; top: -11px; left: 22px;
  background: var(--amber); color: #0a0700; font-size: 11px; font-weight: 800;
  padding: 3px 9px; border-radius: 6px;
}
.tier h3 { margin: 0 0 10px; font-size: 18px; }
.price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 16px; }
.price .amount { font-size: 40px; font-weight: 800; font-family: var(--mono); }
.price .per { color: var(--muted); font-size: 14px; }
.tier ul { list-style: none; padding: 0; margin: 0 0 22px; display: grid; gap: 10px; }
.tier li { color: var(--muted); font-size: 14px; padding-left: 22px; position: relative; }
.tier li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 800; }
.tier .btn { margin-top: auto; width: 100%; }

/* ---------- waitlist ---------- */
.waitlist { text-align: center; }
.waitlist p { color: var(--muted); margin: -20px auto 22px; max-width: 36em; }
.waitlist-form-lg { margin: 0 auto; }
.wl-status { min-height: 22px; margin-top: 14px; font-size: 14px; }
.wl-status.ok { color: var(--green); }
.wl-status.err { color: var(--red); }

/* ---------- faq ---------- */
.faq { max-width: 760px; }
.faq-item { border-top: 1px solid var(--line); padding: 20px 0; }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 6px; font-size: 16px; }
.faq-item p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------- footer ---------- */
.footer { padding: 40px 24px 64px; border-top: 1px solid var(--line); }
.footer-row { display: flex; align-items: center; justify-content: space-between; max-width: var(--maxw); margin: 0 auto 16px; }
.disclaimer { max-width: var(--maxw); margin: 0 auto; color: var(--muted); font-size: 12px; line-height: 1.6; }

/* ---------- responsive ---------- */
@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual { order: -1; }
  .nav-links { display: none; }
  .feature-grid, .compare-row, .tiers { grid-template-columns: 1fr; }
  .feature, .feature-lg { grid-column: auto; }
}