/* ============================================================
   VIBE CLAUDER INTENSIVE — "machine lab" aesthetic
   Deep void · electric blue · Clash Display / Satoshi / JetBrains Mono
   ============================================================ */

:root {
  --void:      #06070A;
  --void-2:    #0A0C12;
  --surface:   #0E1119;
  --surface-2: #121622;
  --ink:       #EAF0FB;
  --muted:     #818AA0;
  --muted-2:   #5A6276;
  --blue:      #2E8BFF;
  --blue-2:    #4FA0FF;
  --blue-hi:   #8FCBFF;
  --cyan:      #63E6FF;
  --line:      rgba(143, 178, 230, 0.10);
  --line-2:    rgba(143, 178, 230, 0.18);
  --glow:      rgba(46, 139, 255, 0.45);

  --font-display: "Clash Display", "Satoshi", system-ui, sans-serif;
  --font-body:    "Satoshi", system-ui, -apple-system, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;

  --maxw: 1240px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
em { font-style: normal; color: var(--blue-2); }
strong { font-weight: 700; color: var(--ink); }

/* ---------- atmosphere ---------- */
.grain {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0.05; mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.gridlines {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 0%, transparent 75%);
          mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 0%, transparent 75%);
  opacity: 0.6;
}
.cursor-glow {
  position: fixed; top: 0; left: 0; z-index: 2; pointer-events: none;
  width: 420px; height: 420px; border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--glow) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.4s ease; mix-blend-mode: screen;
  filter: blur(8px);
}

/* ---------- preloader ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--void);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s var(--ease), visibility 0.6s;
}
.preloader.is-done { opacity: 0; visibility: hidden; }
.preloader__inner { width: min(320px, 70vw); text-align: center; }
.preloader__label {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.5em;
  color: var(--blue-2); margin-bottom: 18px; padding-left: 0.5em;
}
.preloader__bar {
  height: 2px; width: 100%; background: var(--line-2); overflow: hidden;
}
.preloader__bar span {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  box-shadow: 0 0 12px var(--glow);
}
.preloader__status {
  margin-top: 14px; font-family: var(--font-mono); font-size: 0.66rem;
  letter-spacing: 0.3em; color: var(--muted-2);
}

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px clamp(20px, 4vw, 48px);
  transition: background 0.4s ease, backdrop-filter 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(6, 7, 10, 0.72);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav__brand {
  font-family: var(--font-mono); font-weight: 600; font-size: 0.82rem;
  letter-spacing: 0.22em; color: var(--ink); text-decoration: none;
  display: flex; align-items: center; gap: 10px;
}
.nav__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--blue); box-shadow: 0 0 10px var(--glow);
  animation: pulse 2.6s var(--ease) infinite;
}
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(.78)} }
.nav__right { display: flex; align-items: center; gap: 20px; }
.nav__meta {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.18em;
  color: var(--muted); white-space: nowrap;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.4em;
  font-family: var(--font-body); font-weight: 700; text-decoration: none;
  cursor: pointer; border: 0; line-height: 1; white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.3s var(--ease), filter 0.25s var(--ease);
}
.btn--small {
  font-family: var(--font-mono); font-weight: 500; font-size: 0.72rem;
  letter-spacing: 0.1em; padding: 10px 16px; border-radius: 7px;
  color: var(--ink); border: 1px solid var(--line-2); background: rgba(46,139,255,0.06);
}
.btn--small:hover { border-color: var(--blue); color: var(--blue-hi); }
.btn--primary {
  font-size: 1.02rem; padding: 18px 30px; border-radius: 10px;
  color: #05080F;
  background: linear-gradient(180deg, var(--blue-2), var(--blue));
  box-shadow: 0 8px 30px -8px var(--glow), inset 0 1px 0 rgba(255,255,255,0.35);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 16px 44px -10px var(--glow), inset 0 1px 0 rgba(255,255,255,0.45); filter: brightness(1.06); }
.btn--primary:active { transform: translateY(-1px); }
.btn__price { font-weight: 500; opacity: 0.8; }
.btn--block { width: 100%; justify-content: center; margin-top: 18px; }

/* ---------- shared section bits ---------- */
main { position: relative; z-index: 3; }
section { position: relative; }
.seclabel {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.28em;
  color: var(--blue-2); text-transform: uppercase; margin-bottom: 26px;
}
.dim { color: var(--muted); }
.accent { color: var(--blue-2); }

/* reveal animation */
.reveal, [data-reveal] { opacity: 0; transform: translateY(26px); }
.reveal.is-in, [data-reveal].is-in {
  opacity: 1; transform: none;
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 120px clamp(20px, 5vw, 64px) 80px;
  max-width: var(--maxw); margin: 0 auto;
  overflow: hidden;
}
.hero__glow {
  position: absolute; top: 8%; right: -10%; width: 70vw; height: 70vw;
  max-width: 900px; max-height: 900px;
  background: radial-gradient(circle, rgba(46,139,255,0.20) 0%, transparent 60%);
  filter: blur(20px); pointer-events: none; z-index: 0;
}
.hero__art {
  position: absolute; top: 50%; right: clamp(-80px, -4vw, 0px);
  transform: translateY(-44%);
  width: min(58vw, 720px); z-index: 1; opacity: 0.92;
  filter: drop-shadow(0 30px 80px rgba(46,139,255,0.25));
  will-change: transform;
}
.hero__content { position: relative; z-index: 2; max-width: 720px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.22em;
  color: var(--muted); text-transform: uppercase;
  padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 100px;
  background: rgba(46,139,255,0.05); margin-bottom: 30px;
}
.eyebrow__tick { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.eyebrow [data-client-name] { color: var(--blue-hi); }

.hero__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(3.2rem, 10vw, 7.4rem); line-height: 0.94;
  letter-spacing: -0.03em; margin-bottom: 28px;
}
.hero__title span { display: block; }
.hero__title em { color: var(--blue-2); font-style: normal; }

.hero__sub {
  font-size: clamp(1.05rem, 1.7vw, 1.32rem); color: var(--muted);
  max-width: 560px; margin-bottom: 38px; line-height: 1.6;
}
.hero__sub strong { color: var(--ink); }
.hero__cta { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.hero__assure { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.12em; color: var(--muted-2); }

.scrollcue {
  position: absolute; bottom: 30px; left: clamp(20px, 5vw, 64px); z-index: 2;
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.22em; color: var(--muted-2);
}
.scrollcue__line { width: 60px; height: 1px; background: linear-gradient(90deg, var(--blue), transparent); position: relative; overflow: hidden; }
.scrollcue__line::after { content:""; position:absolute; left:-30%; top:0; width:30%; height:100%; background: var(--cyan); animation: scoot 2.2s var(--ease) infinite; }
@keyframes scoot { to { left: 110%; } }

/* ============ 01 — SHIFT ============ */
.shift {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(90px, 16vh, 200px) clamp(20px, 5vw, 64px);
}
.bigstatement {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.9rem, 4.6vw, 3.6rem); line-height: 1.18;
  letter-spacing: -0.02em; max-width: 18ch;
}
.bigstatement .dim { display: inline; }
.bigstatement em { color: var(--blue-2); }

/* ============ 02 — PARTS ============ */
.parts {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(40px, 8vh, 90px) clamp(20px, 5vw, 64px);
}
.parts__head { margin-bottom: 56px; }
.secheading {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2rem, 5vw, 3.6rem); letter-spacing: -0.025em; line-height: 1.04;
}
.partgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.part {
  background: linear-gradient(180deg, var(--surface), var(--void-2));
  border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.part:hover { border-color: var(--line-2); transform: translateY(-6px); box-shadow: 0 24px 60px -30px var(--glow); }
.part__img {
  position: relative; aspect-ratio: 1/1; overflow: hidden;
  background: radial-gradient(circle at 50% 45%, rgba(46,139,255,0.12), transparent 65%);
}
.part__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.part:hover .part__img img { transform: scale(1.06); }
.part__body { padding: 26px 26px 32px; }
.part__idx { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.2em; color: var(--blue-2); }
.part__body h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; letter-spacing: -0.01em; margin: 10px 0 12px; }
.part__body p { color: var(--muted); font-size: 1rem; }

/* ============ 03 — ASSEMBLE ============ */
.assemble { height: 280vh; position: relative; }
.assemble__sticky {
  position: sticky; top: 0; height: 100svh; overflow: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.assemble__stage { position: relative; width: min(76vw, 640px); aspect-ratio: 16/10; }
.assemble__glow {
  position: absolute; inset: -20%; z-index: 0;
  background: radial-gradient(circle, rgba(46,139,255,0.22) 0%, transparent 60%);
  filter: blur(18px); opacity: 0; transition: opacity 0.6s ease;
}
.fly { position: absolute; width: 30%; z-index: 2; will-change: transform, opacity; mix-blend-mode: screen; filter: drop-shadow(0 10px 30px rgba(46,139,255,0.3)); }
.fly--1 { top: -6%; left: 4%; }
.fly--2 { top: 40%; right: 0%; width: 38%; }
.fly--3 { bottom: -8%; left: 30%; }
.assemble__machine {
  position: absolute; inset: 0; margin: auto; width: 100%; z-index: 3;
  opacity: 0; transform: scale(0.82);
  filter: drop-shadow(0 30px 80px rgba(46,139,255,0.35)); will-change: transform, opacity;
}
.assemble__copy { position: absolute; bottom: clamp(28px, 7vh, 80px); left: 0; right: 0; text-align: center; padding: 0 24px; z-index: 4; }
.assemble__copy .seclabel { text-align: center; }
.assemble__line {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.5rem, 3.6vw, 2.7rem); letter-spacing: -0.02em; line-height: 1.16;
  max-width: 22ch; margin: 0 auto;
}
.assemble__line .accent { display: block; }

/* ============ 04 — ARC ============ */
.arc { max-width: var(--maxw); margin: 0 auto; padding: clamp(90px, 14vh, 180px) clamp(20px, 5vw, 64px); }
.arc__head { margin-bottom: 50px; }
.phases { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.phase { background: var(--void-2); padding: 34px 28px 40px; }
.phase__no { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.2em; color: var(--blue-2); }
.phase__when { display: block; font-family: var(--font-display); font-weight: 600; font-size: 1.35rem; margin: 14px 0 12px; }
.phase__what { color: var(--muted); font-size: 1rem; }
.arc__founder {
  margin-top: 48px; display: flex; align-items: center; flex-wrap: wrap; gap: 12px;
  font-family: var(--font-display); font-weight: 500; font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  letter-spacing: -0.01em; color: var(--ink);
}
.arc__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 12px var(--glow); }
.arc__sign { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.1em; color: var(--muted); font-weight: 400; }

/* ============ 05 — RESERVE ============ */
.reserve { max-width: 960px; margin: 0 auto; padding: clamp(60px, 10vh, 120px) clamp(20px, 5vw, 64px) 140px; text-align: center; position: relative; }
.reserve__glow { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 80vw; max-width: 700px; height: 400px; background: radial-gradient(ellipse, rgba(46,139,255,0.16), transparent 65%); filter: blur(20px); pointer-events: none; }
.reserve .seclabel { display: inline-block; }
.reserve__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2rem, 5.4vw, 3.6rem); letter-spacing: -0.025em; line-height: 1.04; margin-bottom: 44px;
}
.reserve__title [data-client-name] { color: var(--blue-2); }

.card {
  position: relative; z-index: 2; text-align: left;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 0;
  background: linear-gradient(180deg, var(--surface), var(--void-2));
  border: 1px solid var(--line-2); border-radius: 20px; overflow: hidden;
  box-shadow: 0 40px 100px -50px var(--glow);
}
.card__left { padding: 40px; border-right: 1px solid var(--line); }
.card__name { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; letter-spacing: -0.01em; }
.card__sub { display: block; color: var(--muted); font-size: 0.95rem; margin-top: 4px; margin-bottom: 26px; }
.card__specs { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.card__specs li { display: flex; align-items: flex-start; gap: 12px; color: var(--ink); font-size: 1rem; }
.tick { flex: 0 0 auto; width: 18px; height: 18px; border-radius: 50%; margin-top: 2px; background: rgba(46,139,255,0.14); border: 1px solid var(--blue); position: relative; }
.tick::after { content: ""; position: absolute; left: 5px; top: 2px; width: 4px; height: 8px; border: solid var(--cyan); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.card__right { padding: 40px; display: flex; flex-direction: column; align-items: flex-start; background: rgba(46,139,255,0.03); }
.card__priceLabel { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.24em; color: var(--blue-2); }
.card__price { font-family: var(--font-display); font-weight: 700; font-size: clamp(3rem, 7vw, 4.4rem); line-height: 1; letter-spacing: -0.03em; margin: 8px 0 6px; }
.card__priceSub { color: var(--muted); font-size: 0.92rem; }
.card__secure { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; color: var(--muted-2); margin-top: 14px; align-self: center; }
.reserve__after { margin-top: 28px; color: var(--muted); font-size: 0.98rem; max-width: 46ch; margin-left: auto; margin-right: auto; }

/* ---------- footer ---------- */
.footer {
  position: relative; z-index: 3;
  display: flex; align-items: center; justify-content: space-between;
  padding: 30px clamp(20px, 5vw, 64px); border-top: 1px solid var(--line);
  max-width: var(--maxw); margin: 0 auto;
}
.footer__brand { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.2em; display: flex; align-items: center; gap: 10px; }
.footer__meta { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; color: var(--muted-2); }

/* ============ RESPONSIVE ============ */
@media (max-width: 920px) {
  .partgrid { grid-template-columns: 1fr; gap: 18px; }
  .part { display: grid; grid-template-columns: 130px 1fr; }
  .part__img { aspect-ratio: auto; }
  .phases { grid-template-columns: 1fr; }
  .card { grid-template-columns: 1fr; }
  .card__left { border-right: 0; border-bottom: 1px solid var(--line); }
}
@media (max-width: 720px) {
  body { font-size: 17px; }
  .nav__meta { display: none; }
  .hero { padding-top: 110px; min-height: 92svh; }
  .hero__art { position: relative; top: auto; right: auto; transform: none; width: 100%; margin: 28px auto -10px; opacity: 0.95; }
  .hero__content { order: -1; }
  .hero__glow { right: -30%; top: 0; }
  .scrollcue { display: none; }
  .assemble { height: 220vh; }
  .assemble__stage { width: 86vw; }
  .part { grid-template-columns: 1fr; }
}

/* ============ HUD / INSTRUMENT UI (igloo DNA) ============ */
.hud { position: fixed; inset: 0; z-index: 6; pointer-events: none; }
.hud__manifesto {
  position: absolute; top: 74px; right: clamp(20px, 4vw, 48px); max-width: 246px;
  text-align: right; font-family: var(--font-mono); font-size: 0.64rem;
  line-height: 1.75; letter-spacing: 0.04em; color: var(--muted); opacity: 0.72;
}
.hud__manifesto em { color: var(--blue-2); font-style: normal; }
.hud__tag { display: block; color: var(--blue-2); margin-bottom: 10px; letter-spacing: 0.2em; }
.hud__spec {
  position: absolute; top: 76px; left: clamp(20px, 4vw, 48px);
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.16em; color: var(--muted-2);
}
.sound-toggle {
  position: fixed; bottom: 22px; right: clamp(20px, 4vw, 48px); z-index: 7; pointer-events: auto;
  display: inline-flex; align-items: center; gap: 9px; cursor: pointer;
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.18em; color: var(--muted);
  background: rgba(10,12,18,0.6); border: 1px solid var(--line-2); border-radius: 100px;
  padding: 8px 14px; backdrop-filter: blur(8px); transition: color 0.3s, border-color 0.3s;
}
.sound-toggle:hover { color: var(--blue-hi); border-color: var(--blue); }
.sound-toggle__icon { width: 8px; height: 8px; border-radius: 50%; background: var(--muted-2); transition: background 0.3s, box-shadow 0.3s; }
.sound-toggle[aria-pressed="true"] { color: var(--blue-hi); border-color: var(--blue); }
.sound-toggle[aria-pressed="true"] .sound-toggle__icon { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); animation: pulse 1.6s var(--ease) infinite; }

/* instrument marks over hero machine */
.instruments { position: absolute; inset: 0; z-index: 3; pointer-events: none; }
.mark {
  position: absolute; display: inline-flex; align-items: center; gap: 9px; white-space: nowrap;
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--blue-hi);
  opacity: 0; transform: translateY(6px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.instruments.is-in .mark { opacity: 0.92; transform: none; }
.instruments.is-in .mark--2 { transition-delay: 0.12s; }
.instruments.is-in .mark--3 { transition-delay: 0.24s; }
.mark b { color: var(--ink); font-weight: 600; }
.mark__cross { position: relative; width: 12px; height: 12px; flex: 0 0 auto; }
.mark__cross::before, .mark__cross::after { content: ""; position: absolute; background: var(--cyan); box-shadow: 0 0 6px var(--cyan); }
.mark__cross::before { left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-50%); }
.mark__cross::after { top: 50%; left: 0; height: 1px; width: 100%; transform: translateY(-50%); }
.mark--1 { top: 30%; right: 32%; }
.mark--2 { top: 49%; right: 11%; }
.mark--3 { top: 67%; right: 27%; }
.readout {
  position: absolute; bottom: 15%; right: 12%; display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.16em; color: var(--muted);
  opacity: 0; transition: opacity 0.7s var(--ease) 0.36s;
}
.instruments.is-in .readout { opacity: 0.9; }
.readout b { color: var(--blue-hi); }
.readout__bar { display: inline-block; width: 64px; height: 4px; background: var(--line-2); border-radius: 2px; overflow: hidden; }
.readout__bar i { display: block; height: 100%; width: 12%; background: linear-gradient(90deg, var(--blue), var(--cyan)); box-shadow: 0 0 8px var(--glow); transition: width 0.2s linear; }

/* ============ 05 — WHY ME ============ */
.why { max-width: var(--maxw); margin: 0 auto; padding: clamp(80px, 13vh, 170px) clamp(20px, 5vw, 64px); }
.why__line {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.7rem, 4.2vw, 3.1rem); line-height: 1.2; letter-spacing: -0.02em; max-width: 20ch;
}
.why__line em { color: var(--blue-2); }
.why__chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.why__chips span {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; color: var(--muted);
  border: 1px solid var(--line-2); border-radius: 100px; padding: 9px 16px; background: rgba(46,139,255,0.04);
}

/* ============ 06 — FAQ ============ */
.faq { max-width: 880px; margin: 0 auto; padding: clamp(40px, 8vh, 90px) clamp(20px, 5vw, 64px); }
.faq__head { margin-bottom: 36px; }
.faq__list { border-top: 1px solid var(--line); }
.qa { border-bottom: 1px solid var(--line); }
.qa summary {
  list-style: none; cursor: pointer; padding: 22px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  font-family: var(--font-display); font-weight: 500; font-size: clamp(1.05rem, 2vw, 1.35rem); letter-spacing: -0.01em; color: var(--ink);
  transition: color 0.25s;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: "+"; flex: 0 0 auto; font-family: var(--font-mono); font-size: 1.4rem; color: var(--blue-2);
  transition: transform 0.3s var(--ease); line-height: 1;
}
.qa[open] summary::after { transform: rotate(45deg); }
.qa summary:hover { color: var(--blue-hi); }
.qa p { color: var(--muted); font-size: 1rem; line-height: 1.6; padding: 0 0 24px; max-width: 60ch; }

/* ============ guarantee + afterpay ============ */
.guarantee {
  display: flex; align-items: flex-start; gap: 16px; max-width: 720px; margin: 28px auto 0; text-align: left;
  padding: 18px 22px; border: 1px solid rgba(99,230,255,0.22); border-left: 3px solid var(--cyan);
  border-radius: 0 10px 10px 0; background: rgba(99,230,255,0.04);
}
.guarantee__mark { flex: 0 0 auto; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%; border: 1px solid var(--cyan); position: relative; box-shadow: 0 0 10px rgba(99,230,255,0.3); }
.guarantee__mark::after { content: ""; position: absolute; left: 7px; top: 4px; width: 5px; height: 9px; border: solid var(--cyan); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.guarantee p { color: var(--ink); font-size: 0.98rem; line-height: 1.55; margin: 0; }
.afterpay { list-style: none; max-width: 560px; margin: 30px auto 0; text-align: left; display: flex; flex-direction: column; gap: 14px; }
.afterpay li { display: flex; gap: 14px; align-items: baseline; color: var(--ink); font-size: 1rem; line-height: 1.5; }
.afterpay li span { flex: 0 0 auto; font-family: var(--font-mono); font-size: 0.72rem; color: var(--blue-2); letter-spacing: 0.1em; }

@media (max-width: 960px) { .hud { display: none; } }
@media (max-width: 900px) { .instruments { display: none; } }

/* ============ HERO SCRUB + PAYOFF OVERRIDES ============ */
.hero { height: 340vh; min-height: 0; max-width: none; margin: 0; padding: 0; display: block; overflow: visible; }
.hero__pin { position: sticky; top: 0; height: 100svh; overflow: hidden; display: flex; align-items: center; }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; display: block; }
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; display: none; }
.hero__scrim {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(6,7,10,0.95) 0%, rgba(6,7,10,0.72) 34%, rgba(6,7,10,0.28) 66%, rgba(6,7,10,0.05) 100%),
    linear-gradient(0deg, rgba(6,7,10,0.8) 0%, transparent 26%);
}
.hero .hero__glow { top: 10%; right: 4%; opacity: 0.65; z-index: 1; }
.hero__content { position: relative; z-index: 4; width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(20px, 5vw, 64px); }
.hero .scrollcue { z-index: 4; }
.hero .instruments { z-index: 3; }
.mark--1 { top: 30%; right: 30%; }
.mark--2 { top: 48%; right: 12%; }
.mark--3 { top: 64%; right: 26%; }
.readout { bottom: 14%; right: 12%; }

.payoff { max-width: var(--maxw); margin: 0 auto; padding: clamp(80px, 12vh, 160px) clamp(20px, 5vw, 64px); text-align: center; }
.payoff .seclabel { display: inline-block; }
.payoff__art { position: relative; max-width: 760px; margin: 26px auto 38px; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); }
.payoff__art img { position: relative; z-index: 1; width: 100%; display: block; }
.payoff__glow { position: absolute; inset: -12%; background: radial-gradient(circle, rgba(46,139,255,0.22), transparent 62%); filter: blur(22px); z-index: 0; }
.payoff__line { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.6rem, 3.6vw, 2.7rem); letter-spacing: -0.02em; line-height: 1.16; max-width: 24ch; margin: 0 auto; }
.payoff__line .accent { display: block; }

@media (max-width: 720px) {
  .hero { height: auto; }
  .hero__pin { position: relative; height: 96svh; }
  .hero__canvas { display: none; }
  .hero__video { display: block; }
  .hero__scrim {
    background: linear-gradient(180deg,
      rgba(6,7,10,0.42) 0%, rgba(6,7,10,0.58) 26%, rgba(6,7,10,0.8) 46%,
      rgba(6,7,10,0.88) 70%, rgba(6,7,10,0.95) 100%);
  }
  .hero__title, .hero__sub { text-shadow: 0 2px 22px rgba(0,0,0,0.7); }
  .hero__sub { color: #C4CBD9; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: 0.01ms !important; }
  .reveal, [data-reveal] { opacity: 1 !important; transform: none !important; }
  .hero { height: auto; }
  .hero__pin { position: relative; height: auto; min-height: 88svh; }
  .hero__canvas { display: none; }
  .hero__video { display: block; }
  .instruments .mark, .instruments .readout { opacity: 0.9 !important; }
}