/* ─────────────────────────────────────────────
   VOXN8 · 2-Hour AI Bootcamp
   Dark editorial funnel. Violet→cyan light, serif display.
   ───────────────────────────────────────────── */

:root {
  --bg: #07070b;
  --bg-2: #0c0c13;
  --ink: #f2f1f6;
  --ink-2: #a5a3b4;
  --ink-3: #6d6b7d;
  --line: rgba(255, 255, 255, 0.09);
  --line-2: rgba(255, 255, 255, 0.16);
  --violet: #8b6cff;
  --cyan: #4fd6e8;
  --amber: #ffb547;
  --glass: rgba(255, 255, 255, 0.035);
  --r: 18px;
  --wrap: 1160px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; }
a { color: inherit; text-decoration: none; }

.wrap { width: min(100% - 44px, var(--wrap)); margin-inline: auto; }
.wrap.narrow { width: min(100% - 44px, 820px); }

/* ── ambient ─────────────────────────────── */
.aurora { position: fixed; inset: 0; z-index: -2; overflow: hidden; pointer-events: none; }
.aurora span {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
  animation: drift 26s var(--ease) infinite alternate;
}
.aurora span:nth-child(1) {
  width: 720px; height: 720px; top: -280px; left: -160px;
  background: radial-gradient(circle, rgba(139, 108, 255, 0.55), transparent 68%);
}
.aurora span:nth-child(2) {
  width: 620px; height: 620px; top: 34%; right: -240px;
  background: radial-gradient(circle, rgba(79, 214, 232, 0.34), transparent 68%);
  animation-delay: -9s;
}
.aurora span:nth-child(3) {
  width: 800px; height: 800px; bottom: -360px; left: 28%;
  background: radial-gradient(circle, rgba(139, 108, 255, 0.3), transparent 70%);
  animation-delay: -16s;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(60px, -50px, 0) scale(1.15); }
}

.grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.032;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

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

/* ── typography ──────────────────────────── */
.display {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: clamp(2.9rem, 7.2vw, 5.4rem);
  line-height: 1.03;
  letter-spacing: -0.022em;
  margin: 0 0 24px;
}
.display em, h2 em, .final em {
  font-style: italic;
  background: linear-gradient(96deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.display.sm { font-size: clamp(2.2rem, 5vw, 3.6rem); }

h2 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: clamp(2rem, 4.4vw, 3.15rem);
  line-height: 1.1;
  letter-spacing: -0.018em;
  margin: 0 0 40px;
}

h3 { font-size: 1.28rem; font-weight: 600; letter-spacing: -0.012em; margin: 0 0 8px; }

.kicker {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 18px;
}

.lede { font-size: clamp(1.05rem, 1.7vw, 1.3rem); color: var(--ink-2); max-width: 62ch; margin: 0 0 40px; }
.lede strong { color: var(--ink); font-weight: 600; }

/* ── nav ─────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 60;
  display: flex; align-items: center; gap: 28px;
  width: min(100% - 44px, var(--wrap));
  margin: 0 auto; padding: 16px 0;
  backdrop-filter: blur(14px);
}
.brand { display: flex; align-items: center; gap: 11px; margin-right: auto; }
.brand-mark {
  display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(140deg, var(--violet), var(--cyan));
  color: #07070b; font-weight: 700; font-size: 0.82rem; letter-spacing: -0.02em;
}
.brand-text { font-weight: 600; letter-spacing: -0.01em; font-size: 0.98rem; }
.brand-text em { font-style: normal; color: var(--ink-3); font-weight: 400; }
.nav-links { display: flex; gap: 26px; font-size: 0.92rem; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
@media (max-width: 860px) { .nav-links { display: none; } }

/* ── buttons ─────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 22px; border: 0; border-radius: 999px;
  background: linear-gradient(96deg, var(--violet), var(--cyan));
  color: #07070b; font-weight: 600; font-size: 0.95rem; font-family: inherit;
  cursor: pointer; white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), opacity 0.2s;
  box-shadow: 0 10px 34px -12px rgba(139, 108, 255, 0.75);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 18px 44px -14px rgba(139, 108, 255, 0.9); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.55; cursor: wait; transform: none; }
.btn-sm { padding: 9px 17px; font-size: 0.86rem; }
.btn-lg { padding: 17px 30px; font-size: 1.03rem; }
.btn-full { width: 100%; margin-top: 8px; }
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--line-2); box-shadow: none;
}
.btn-ghost:hover { background: var(--glass); box-shadow: none; }
.btn-strike { opacity: 0.55; text-decoration: line-through; font-weight: 500; }

/* ── hero ────────────────────────────────── */
.hero { padding: clamp(56px, 9vw, 110px) 0 clamp(60px, 8vw, 96px); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 15px; margin-bottom: 30px;
  border: 1px solid var(--line-2); border-radius: 999px;
  background: var(--glass);
  font-family: "JetBrains Mono", monospace; font-size: 0.72rem;
  letter-spacing: 0.1em; color: var(--ink-2);
}
.dot {
  width: 7px; height: 7px; border-radius: 50%; background: #46e08a;
  box-shadow: 0 0 0 0 rgba(70, 224, 138, 0.6);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 9px rgba(70, 224, 138, 0); }
  100% { box-shadow: 0 0 0 0 rgba(70, 224, 138, 0); }
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }

.hero-trust {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
  margin-bottom: 28px;
}
.hero-trust div {
  background: var(--bg); padding: 22px 18px;
  display: flex; flex-direction: column; gap: 3px;
}
.hero-trust strong {
  font-family: "Instrument Serif", serif; font-size: 2rem; font-weight: 400; line-height: 1;
}
.hero-trust span { font-size: 0.82rem; color: var(--ink-3); }
@media (max-width: 720px) { .hero-trust { grid-template-columns: repeat(2, 1fr); } }

.seat-bar { display: flex; align-items: center; gap: 14px; font-size: 0.86rem; color: var(--ink-2); flex-wrap: wrap; }
.seat-track { width: 220px; height: 6px; border-radius: 99px; background: rgba(255,255,255,0.09); overflow: hidden; }
.seat-track i { display: block; height: 100%; background: linear-gradient(90deg, var(--amber), #ff6b6b); }
.seat-bar b { color: var(--amber); }

/* ── marquee ─────────────────────────────── */
.marquee-wrap { border-block: 1px solid var(--line); padding: 20px 0; overflow: hidden; }
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-inner { display: flex; gap: 52px; width: max-content; animation: slide 34s linear infinite; }
.marquee-inner span {
  font-family: "JetBrains Mono", monospace; font-size: 0.84rem;
  letter-spacing: 0.06em; color: var(--ink-3); white-space: nowrap;
}
@keyframes slide { to { transform: translateX(-50%); } }

/* ── sections ────────────────────────────── */
.section { padding: clamp(70px, 10vw, 128px) 0; }

/* pain */
.pain-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.pain { background: var(--bg); padding: 26px; display: flex; gap: 14px; align-items: flex-start; }
.pain .x { color: #ff6b6b; font-size: 0.9rem; margin-top: 3px; }
.pain p { margin: 0; color: var(--ink-2); }
.pain em { font-style: normal; color: var(--ink); font-weight: 600; }
@media (max-width: 720px) { .pain-grid { grid-template-columns: 1fr; } }
.pain-close {
  margin: 34px 0 0; padding-left: 20px;
  border-left: 2px solid var(--violet);
  font-size: 1.1rem; color: var(--ink);
}

/* modules */
.modules { display: grid; gap: 20px; }
.module {
  position: relative;
  border: 1px solid var(--line); border-radius: var(--r);
  background: linear-gradient(180deg, var(--glass), transparent);
  padding: 32px clamp(22px, 3.5vw, 40px);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.module:hover { border-color: var(--line-2); transform: translateY(-3px); }
.mod-time {
  font-family: "JetBrains Mono", monospace; font-size: 0.74rem;
  letter-spacing: 0.14em; color: var(--cyan); margin-bottom: 12px;
}
.mod-sub { color: var(--ink-2); margin: 0 0 20px; font-size: 0.98rem; }
.module ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 11px; }
.module li {
  padding-left: 26px; position: relative; color: var(--ink-2); font-size: 0.97rem;
}
.module li::before {
  content: ""; position: absolute; left: 4px; top: 11px;
  width: 6px; height: 6px; border-radius: 50%;
  background: linear-gradient(96deg, var(--violet), var(--cyan));
}
.module li b { color: var(--ink); font-weight: 600; }

/* tools */
.tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.tool { background: var(--bg); padding: 20px; display: flex; flex-direction: column; gap: 4px; transition: background 0.25s; }
.tool:hover { background: var(--bg-2); }
.tool b { font-size: 0.98rem; font-weight: 600; }
.tool span { font-size: 0.82rem; color: var(--ink-3); }

/* value stack */
.stack { list-style: none; margin: 0 0 26px; padding: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.stack li {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 17px 22px; border-bottom: 1px solid var(--line);
  font-size: 0.97rem; color: var(--ink-2);
}
.stack li:last-child { border-bottom: 0; }
.stack li b { color: var(--ink); font-family: "JetBrains Mono", monospace; font-size: 0.86rem; white-space: nowrap; }
.stack-total { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.stack-total div { display: flex; flex-direction: column; gap: 2px; }
.stack-total span { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); font-family: "JetBrains Mono", monospace; }
.stack-total b { font-family: "Instrument Serif", serif; font-weight: 400; font-size: 2.2rem; }
.stack-total .strike { text-decoration: line-through; color: var(--ink-3); }
.stack-total .today { text-align: right; }
.stack-total .today b { background: linear-gradient(96deg, var(--violet), var(--cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* instructor */
.teacher { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 22px; }
@media (max-width: 900px) { .teacher { grid-template-columns: 1fr; } }
.teacher-card {
  border: 1px solid var(--line); border-radius: var(--r);
  background: linear-gradient(180deg, var(--glass), transparent);
  padding: 34px;
}
.avatar {
  width: 62px; height: 62px; border-radius: 18px; display: grid; place-items: center;
  background: linear-gradient(140deg, var(--violet), var(--cyan));
  color: #07070b; font-weight: 700; font-size: 1.24rem; margin-bottom: 20px;
}
.role { font-family: "JetBrains Mono", monospace; font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--cyan); margin: 0 0 18px; }
.bio { color: var(--ink-2); margin: 0 0 20px; }
.cred { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.cred li { padding-left: 24px; position: relative; font-size: 0.92rem; color: var(--ink-2); }
.cred li::before { content: "→"; position: absolute; left: 0; color: var(--violet); }

.quotes { display: grid; gap: 18px; align-content: start; }
blockquote {
  margin: 0; padding: 24px;
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--bg-2); color: var(--ink-2); font-size: 0.96rem;
}
blockquote cite { display: block; margin-top: 12px; font-style: normal; font-size: 0.83rem; color: var(--ink-3); }

/* pricing */
.price-card {
  border: 1px solid var(--line-2); border-radius: 24px;
  background: linear-gradient(180deg, rgba(139,108,255,0.09), transparent 42%), var(--bg-2);
  padding: clamp(24px, 4vw, 40px);
  box-shadow: 0 40px 90px -50px rgba(139, 108, 255, 0.6);
}
.price-head { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: flex-start; padding-bottom: 24px; margin-bottom: 26px; border-bottom: 1px solid var(--line); }
.pc-name { font-size: 1.2rem; font-weight: 600; margin: 0 0 4px; }
.pc-meta { margin: 0; font-size: 0.86rem; color: var(--ink-3); }
.pc-price { text-align: right; }
.pc-price s { display: block; color: var(--ink-3); font-size: 0.9rem; }
.pc-price b { font-family: "Instrument Serif", serif; font-weight: 400; font-size: 2.6rem; line-height: 1.1; }

form label { display: block; margin-bottom: 16px; }
form label span { display: block; font-size: 0.84rem; color: var(--ink-2); margin-bottom: 7px; }
form label span i { font-style: normal; color: var(--ink-3); }
form input {
  width: 100%; padding: 13px 15px;
  background: rgba(255,255,255,0.04); color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px;
  font-family: inherit; font-size: 0.97rem;
  transition: border-color 0.2s, background 0.2s;
}
form input::placeholder { color: var(--ink-3); }
form input:focus { outline: none; border-color: var(--violet); background: rgba(255,255,255,0.06); }
form input.bad { border-color: #ff6b6b; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .row { grid-template-columns: 1fr; } }

.form-msg { min-height: 20px; margin: 12px 0 0; font-size: 0.88rem; text-align: center; color: var(--ink-3); }
.form-msg.err { color: #ff8484; }
.form-msg.ok { color: #46e08a; }

.assure { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 14px; font-size: 0.79rem; color: var(--ink-3); }

.guarantee {
  margin-top: 26px; padding: 26px;
  border: 1px dashed var(--line-2); border-radius: var(--r);
}
.guarantee h3 { margin-bottom: 8px; }
.guarantee p { margin: 0; color: var(--ink-2); font-size: 0.95rem; }

/* faq */
.faq { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
details { border-bottom: 1px solid var(--line); }
details:last-child { border-bottom: 0; }
summary {
  cursor: pointer; list-style: none; padding: 20px 22px;
  font-weight: 500; font-size: 1rem; display: flex; justify-content: space-between; gap: 16px;
  transition: background 0.2s;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--violet); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "−"; }
summary:hover { background: var(--bg-2); }
details p { margin: 0; padding: 0 22px 22px; color: var(--ink-2); font-size: 0.95rem; }

/* final */
.final { padding: clamp(80px, 11vw, 140px) 0; text-align: center; border-top: 1px solid var(--line); }
.final .fp { font-weight: 700; }
.final-note { margin-top: 18px; font-size: 0.86rem; color: var(--ink-3); }
.final-note b { color: var(--amber); }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 30px 0 100px; font-size: 0.85rem; color: var(--ink-3); }
.foot .wrap { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.foot-links { display: flex; gap: 20px; }
.foot-links a:hover { color: var(--ink); }

/* sticky mobile cta */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  display: none; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 18px calc(12px + env(safe-area-inset-bottom));
  background: rgba(7, 7, 11, 0.9); backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
}
.sticky-cta b { font-family: "Instrument Serif", serif; font-weight: 400; font-size: 1.5rem; }
.sticky-cta s { color: var(--ink-3); font-size: 0.85rem; margin-left: 8px; }
@media (max-width: 720px) { .sticky-cta { display: flex; } .foot { padding-bottom: 110px; } }

/* reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* legal pages */
.legal { padding: 60px 0 100px; }
.legal h1 { font-family: "Instrument Serif", serif; font-weight: 400; font-size: 2.6rem; margin: 0 0 10px; }
.legal h2 { font-size: 1.3rem; font-family: Inter, sans-serif; font-weight: 600; margin: 34px 0 10px; }
.legal p, .legal li { color: var(--ink-2); font-size: 0.96rem; }