:root{
  --bg:#131416; --bg2:#1a1c1f; --card:#1e2125; --line:#2a2d32;
  --text:#f2f3f0; --muted:#a7aba6; --lime:#d1fe17; --lime-dim:rgba(209,254,23,.14);
  --font-d:'Space Grotesk',sans-serif; --font-b:'Inter',sans-serif; --font-m:'IBM Plex Mono',monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:linear-gradient(180deg,#101216 0,#101216 320vh,#0a1c46 320vh,#14347e 58%,#1f56b8 80%,#3570d8 100%);color:var(--text);font-family:var(--font-b);line-height:1.6;overflow-x:hidden}
::selection{background:var(--lime);color:#111}
img{display:block;max-width:100%}
a{color:inherit}
.lime{color:var(--lime)}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
.wrap.narrow{max-width:760px}
.section{padding:110px 0}
.eyebrow{font-family:var(--font-m);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--lime);margin-bottom:18px}
h1,h2,h3{font-family:var(--font-d);line-height:1.08;letter-spacing:-.02em}
h2{font-size:clamp(34px,5vw,58px);margin-bottom:18px}
.section-lede{color:var(--muted);font-size:18px;max-width:640px;margin-bottom:54px}

/* progress */
.progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--lime);z-index:100}

/* nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  padding:16px 28px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(19,20,22,.55);border-bottom:1px solid rgba(255,255,255,.06)}
.brand{font-family:var(--font-d);font-weight:700;font-size:19px;text-decoration:none;display:flex;align-items:center;gap:10px}
.brand-mark{width:32px;height:32px;border-radius:8px}
.nav .links{display:flex;gap:28px}
.nav .links a{text-decoration:none;color:var(--muted);font-size:14px;font-weight:500;transition:color .2s}
.nav .links a:hover{color:var(--lime)}
.nav-right{display:flex;align-items:center;gap:14px}
.lang-toggle{background:none;border:1px solid var(--line);color:var(--text);font-family:var(--font-m);
  font-size:12px;padding:7px 12px;border-radius:99px;cursor:pointer;transition:border-color .2s}
.lang-toggle:hover{border-color:var(--lime)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:15px;
  padding:14px 28px;border-radius:99px;transition:transform .18s,box-shadow .18s,background .18s;cursor:pointer;border:none}
.btn:hover{transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:#101210}
.btn-lime:hover{box-shadow:0 8px 30px rgba(209,254,23,.35)}
.btn-ghost{background:rgba(255,255,255,.07);color:var(--text);border:1px solid rgba(255,255,255,.16)}
.btn-ghost:hover{border-color:var(--lime)}
.btn-small{padding:10px 20px;font-size:13px}
.btn-big{font-size:17px;padding:18px 40px}
.text-link{color:var(--lime);text-decoration:none;font-weight:600;font-size:15px}
.text-link:hover{text-decoration:underline}

/* hero */
.hero-scroll{position:relative;height:320vh}
.hero-sticky{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center}
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-media video{width:100%;height:100%;object-fit:cover}
.hero-endlogo{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;opacity:0;pointer-events:none}
.hero-endlogo img{width:128px;height:128px;border-radius:30px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.hero-endlogo p{font-family:var(--font-d);font-weight:700;font-size:clamp(42px,7vw,88px);letter-spacing:-.02em;margin:0}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.34) 0%,rgba(255,255,255,.08) 50%,rgba(19,20,22,.94) 100%)}
.hero-inner{position:relative;z-index:2;max-width:1140px;margin:0;padding:120px 24px 80px 48px;width:100%;color:#141518}
.hero-inner .eyebrow{color:#4c6600}
.hero-endlogo p{color:#141518}
.hero h1{font-size:clamp(52px,9vw,124px);font-weight:700;margin:0 0 24px;color:#141518;letter-spacing:-.02em;text-shadow:0 1px 28px rgba(255,255,255,.65)}
.hero-inner .lede{display:none}
.hero .lede strong{color:#4c6600}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.voice-note{margin-top:22px;font-family:var(--font-m);font-size:11.5px;color:rgba(20,21,24,.55);letter-spacing:.06em}
.hero .btn-ghost{background:rgba(20,21,24,.06);color:#141518;border:1px solid rgba(20,21,24,.28)}
.voice-icon{font-size:12px}
#voiceBtn.playing .voice-icon{content:""}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;width:26px;height:44px;
  border:2px solid rgba(20,21,24,.4);border-radius:14px;display:block}
.scroll-hint span{display:block;width:4px;height:9px;background:var(--lime);border-radius:2px;margin:8px auto;animation:hint 1.8s infinite}
@keyframes hint{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* marquee */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:18px 0;background:var(--bg2)}
.marquee-track{display:flex;gap:26px;white-space:nowrap;width:max-content;animation:marq 26s linear infinite;
  font-family:var(--font-d);font-size:17px;font-weight:500;color:var(--muted)}
.marquee-track i{color:var(--lime);font-style:normal}
@keyframes marq{to{transform:translateX(-50%)}}

/* case */
.case-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;margin-top:44px}
.case-img{border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.45)}
.case-img img{width:100%;height:auto;transition:transform .6s ease}
.case-img:hover img{transform:scale(1.03)}
.case-copy p{color:var(--muted);font-size:18px;margin-bottom:24px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:34px 30px;transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-6px);border-color:rgba(209,254,23,.45)}
.card-num{font-family:var(--font-m);color:var(--lime);font-size:13px;letter-spacing:.15em;margin-bottom:16px}
.card h3{font-size:24px;margin-bottom:12px}
.card p{color:var(--muted);font-size:15.5px;margin-bottom:20px}

/* checklist */
.checklist{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.check-grid{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line);
  border:1px solid var(--line);border-radius:18px;overflow:hidden;margin-top:44px;counter-reset:chk}
.check-grid li{background:var(--bg2);padding:30px 32px;position:relative;counter-increment:chk}
.check-grid li::before{content:"0" counter(chk);font-family:var(--font-m);font-size:12px;color:var(--lime);display:block;margin-bottom:12px;letter-spacing:.12em}
.check-grid li strong{display:block;font-family:var(--font-d);font-size:19px;margin-bottom:8px}
.check-grid li span{color:var(--muted);font-size:15px}

/* gallery */
.gallery{overflow:hidden;cursor:grab;margin-top:44px;touch-action:pan-y;-webkit-user-select:none;user-select:none}
.gallery.dragging{cursor:grabbing}
.gallery-track{display:flex;gap:18px;padding:0 24px;width:max-content;will-change:transform}
.g-item{flex:0 0 340px;background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;user-select:none}
.g-item img{width:100%;height:210px;object-fit:cover;pointer-events:none}
.g-cap{padding:18px 20px}
.g-cap strong{font-family:var(--font-d);font-size:16px;display:block}
.g-cap span{color:var(--muted);font-size:13.5px}
.gallery-hint{text-align:center;color:var(--muted);font-family:var(--font-m);font-size:12px;margin-top:18px;letter-spacing:.15em}

/* process */
.pro-intro{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:44px 0 54px}
.pro-intro>div{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px 30px}
.pro-intro h3{font-size:22px;margin-bottom:10px}
.pro-intro p{color:var(--muted);font-size:15.5px}
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.steps li{background:var(--bg2);border:1px solid var(--line);border-radius:18px;padding:30px 26px}
.step-n{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;
  background:var(--lime-dim);color:var(--lime);font-family:var(--font-d);font-weight:700;font-size:18px;margin-bottom:18px}
.steps strong{font-family:var(--font-d);font-size:18px;display:block;margin-bottom:8px}
.steps p{color:var(--muted);font-size:14.5px}

/* faq */
.acc-item{border-bottom:1px solid var(--line)}
.acc-q{width:100%;background:none;border:none;color:var(--text);font-family:var(--font-d);font-size:19px;font-weight:600;
  text-align:left;padding:26px 8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px}
.acc-q .plus{color:var(--lime);font-size:26px;font-weight:400;transition:transform .25s;flex-shrink:0}
.acc-item.open .acc-q .plus{transform:rotate(45deg)}
.acc-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--muted);font-size:16px}
.acc-a p{padding:0 8px 28px}

/* contact */
.contact{text-align:center;background:radial-gradient(ellipse 70% 60% at 50% 100%,rgba(209,254,23,.09),transparent 70%)}
.contact .mono{font-family:var(--font-m);font-size:14px;color:var(--muted);margin-top:26px}

/* footer */
footer{border-top:1px solid rgba(255,255,255,.14);padding:30px 0;color:var(--muted);font-size:14px;background:rgba(8,14,28,.55)}
footer .wrap{display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
  html{scroll-behavior:auto}
}

/* we-do-everything list */
.todo-list{list-style:none;margin:40px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.todo-list li{font-size:21px;font-weight:500;padding:16px 0;border-bottom:1px solid var(--line)}
.todo-list li::before{content:"→ ";color:var(--lime)}

/* responsive */
@media(max-width:900px){
  .case-grid{grid-template-columns:1fr;gap:32px}
  .cards{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .pro-intro{grid-template-columns:1fr}
  .nav .links{display:none}
  .section{padding:80px 0}
}
@media(max-width:560px){.steps{grid-template-columns:1fr}.g-item{flex-basis:280px}.todo-list{grid-template-columns:1fr}}