:root {
  --bg: #070b14;
  --bg-2: #0b1220;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(148, 163, 184, 0.14);
  --border-strong: rgba(148, 163, 184, 0.28);
  --text: #e6edf7;
  --muted: #94a3b8;
  --faint: #64748b;
  --accent: #19e3a1;
  --accent-2: #3b82f6;
  --accent-ink: #04150f;
  --up: #19e3a1;
  --down: #f43f5e;
  --warn: #fbbf24;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.6);
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(59, 130, 246, 0.18), transparent 60%),
    radial-gradient(700px 420px at -10% 20%, rgba(25, 227, 161, 0.12), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);
}

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 28px; } }

.mono { font-family: var(--mono); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent);
  padding: 6px 12px; border: 1px solid rgba(25, 227, 161, 0.3); border-radius: 999px;
  background: rgba(25, 227, 161, 0.06);
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 20px; border-radius: 12px;
  font-weight: 600; font-size: 15px; border: 1px solid transparent;
  transition: transform .15s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 8px 30px -8px rgba(25, 227, 161, 0.55); }
.btn-primary:hover { background: #3ef0b5; }
.btn-ghost { background: var(--surface); border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { height: 38px; padding: 0 14px; font-size: 14px; border-radius: 10px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: rgba(7, 11, 20, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.02em; font-size: 20px; }
.logo-mark {
  width: 32px; height: 32px; border-radius: 9px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.logo b { color: var(--accent); font-weight: 800; }
.nav-links { display: none; gap: 28px; font-size: 14px; color: var(--muted); }
.nav-links a:hover { color: var(--text); }
@media (min-width: 860px) { .nav-links { display: flex; } }

/* Hero */
.hero { padding: 64px 0 40px; }
@media (min-width: 960px) { .hero { padding: 96px 0 64px; } }
.hero-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.05fr 1fr; } }
h1 {
  font-size: clamp(36px, 6vw, 60px); line-height: 1.05; letter-spacing: -0.035em;
  margin: 20px 0 18px; font-weight: 800;
}
h1 .grad {
  background: linear-gradient(90deg, var(--accent) 0%, #7dd3fc 60%, var(--accent-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { font-size: 18px; color: var(--muted); max-width: 560px; margin: 0 0 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 18px 28px; margin-top: 32px; color: var(--faint); font-size: 13px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta svg { color: var(--accent); }

/* Chart card */
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.chart-card { padding: 18px; position: relative; overflow: hidden; }
.chart-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.chart-title { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.chart-title strong { color: var(--text); font-weight: 600; }
.pill { font-family: var(--mono); font-size: 11px; padding: 4px 8px; border-radius: 6px; border: 1px solid var(--border); color: var(--muted); }
.legend { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 12px; font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.legend i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; }
.stat .k { font-family: var(--mono); font-size: 11px; color: var(--faint); text-transform: uppercase; letter-spacing: .06em; }
.stat .v { font-family: var(--mono); font-size: 16px; font-weight: 600; margin-top: 2px; }
.v.up { color: var(--up); } .v.down { color: var(--down); }
.note { font-size: 11.5px; color: var(--faint); margin-top: 10px; font-family: var(--mono); }

/* Concept strip */
.strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: rgba(255,255,255,0.015); overflow: hidden; }
.strip-track { display: flex; gap: 40px; padding: 16px 0; width: max-content; animation: scroll 40s linear infinite; font-family: var(--mono); font-size: 13px; color: var(--muted); }
.strip-track span { display: inline-flex; align-items: center; gap: 10px; }
.strip-track span::before { content: ""; width: 6px; height: 6px; border-radius: 2px; background: var(--accent); opacity: .8; }
@keyframes scroll { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .strip-track { animation: none; } html { scroll-behavior: auto; } }

/* Sections */
section { padding: 72px 0; }
@media (min-width: 960px) { section { padding: 96px 0; } }
.section-head { max-width: 680px; margin-bottom: 40px; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.12; letter-spacing: -0.03em; margin: 14px 0 12px; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 17px; margin: 0; }

/* Playbook */
.book { display: grid; gap: 28px; padding: 28px; align-items: center; }
@media (min-width: 900px) { .book { grid-template-columns: 300px 1fr; padding: 40px; gap: 48px; } }
.cover {
  aspect-ratio: 1600 / 2560; width: 100%; max-width: 260px; margin: 0 auto;
  border-radius: 6px 12px 12px 6px; position: relative; overflow: hidden;
  background: linear-gradient(160deg, #0f1b33 0%, #08101f 55%, #062a22 100%);
  border: 1px solid var(--border-strong);
  box-shadow: -10px 20px 50px -10px rgba(0,0,0,.7), inset 6px 0 0 rgba(255,255,255,0.05);
  display: flex; flex-direction: column; justify-content: space-between; padding: 22px 20px;
}
.cover .c-top { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; color: var(--accent); text-transform: uppercase; }
.cover .c-title { font-weight: 800; font-size: 26px; line-height: 1.05; letter-spacing: -0.02em; }
.cover .c-sub { font-size: 11.5px; color: var(--muted); margin-top: 10px; line-height: 1.4; }
.cover .c-foot { font-family: var(--mono); font-size: 10px; color: var(--faint); }
.cover svg { margin: 6px 0; }
.status { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 12px; color: var(--warn); border: 1px solid rgba(251,191,36,.35); background: rgba(251,191,36,.07); padding: 5px 10px; border-radius: 999px; }
.book h3 { font-size: 26px; letter-spacing: -0.02em; margin: 14px 0 10px; }
.book p { color: var(--muted); margin: 0 0 18px; }
.checks { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 10px; }
@media (min-width: 640px) { .checks { grid-template-columns: 1fr 1fr; } }
.checks li { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; }
.checks svg { flex: none; margin-top: 3px; color: var(--accent); }

/* Principles */
.grid-3 { display: grid; gap: 16px; }
@media (min-width: 760px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.feature { padding: 26px; }
.feature .icon { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(25,227,161,.1); color: var(--accent); border: 1px solid rgba(25,227,161,.25); margin-bottom: 18px; }
.feature h3 { margin: 0 0 8px; font-size: 18px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }
.formula { font-family: var(--mono); font-size: 13px; color: var(--text); background: rgba(0,0,0,.25); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; margin-top: 14px; }

.not-list { margin-top: 20px; padding: 22px 26px; display: grid; gap: 14px; }
@media (min-width: 760px) { .not-list { grid-template-columns: auto 1fr; align-items: center; gap: 28px; } }
.not-list h3 { margin: 0; font-size: 16px; }
.not-items { display: flex; flex-wrap: wrap; gap: 10px; }
.not-items span { font-size: 14px; color: var(--muted); padding: 6px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); }
.not-items span::before { content: "\00d7"; color: var(--down); margin-right: 8px; font-weight: 700; }

/* Topics */
.topics { display: grid; gap: 14px; }
@media (min-width: 640px) { .topics { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .topics { grid-template-columns: repeat(3, 1fr); } }
.topic { padding: 22px; display: flex; flex-direction: column; gap: 10px; min-height: 170px; transition: border-color .2s ease, transform .2s ease; }
.topic:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.topic .tag { font-family: var(--mono); font-size: 11px; color: var(--accent-2); text-transform: uppercase; letter-spacing: .08em; }
.topic h3 { margin: 0; font-size: 18px; letter-spacing: -0.01em; }
.topic p { margin: 0; color: var(--muted); font-size: 14.5px; }
.topic .soon { margin-top: auto; font-family: var(--mono); font-size: 12px; color: var(--faint); }

/* CTA */
.cta { padding: 40px 28px; text-align: center; position: relative; overflow: hidden; }
.cta::before { content: ""; position: absolute; inset: -1px; background: radial-gradient(500px 200px at 50% 0%, rgba(25,227,161,.18), transparent 70%); pointer-events: none; }
.cta h2 { margin-top: 0; }
.cta p { color: var(--muted); max-width: 560px; margin: 0 auto 24px; position: relative; }
.cta .cta-row { justify-content: center; position: relative; }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 36px 0 44px; color: var(--faint); font-size: 13px; }
.foot { display: grid; gap: 20px; }
@media (min-width: 860px) { .foot { grid-template-columns: 1fr 2fr; gap: 48px; } }
.risk { font-size: 12.5px; line-height: 1.6; }
.risk strong { color: var(--muted); }
.foot-links { display: flex; gap: 18px; margin-top: 10px; }
.foot-links a:hover { color: var(--text); }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* Market ticker (TradingView ticker tape, delayed quotes) */
.ticker { border-bottom: 1px solid var(--border); background: rgba(7, 11, 20, 0.6); min-height: 46px; overflow: hidden; }
.ticker .tradingview-widget-container { width: 100%; }
.ticker .tradingview-widget-copyright { font-size: 10px; color: var(--faint); text-align: right; padding: 0 16px 4px; }
.ticker .tradingview-widget-copyright a { color: var(--faint); }

/* Contact form (#contact) */
.contact-form { position: relative; display: grid; gap: 12px; max-width: 520px; margin: 0 auto; text-align: left; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--accent); }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--faint); }
.contact-form .hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.contact-form button { justify-self: center; min-width: 200px; }
.contact-form .sent { color: var(--accent); text-align: center; margin: 12px 0; font-weight: 600; }
#contact-status { color: var(--down); text-align: center; margin: 0; min-height: 1em; font-size: 14px; }