:root{
  --bg0:#070A12;
  --bg1:#0A1022;
  --fg:#EAF0FF;
  --muted:rgba(234,240,255,.72);
  --line:rgba(234,240,255,.10);
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.08);
  --accent:#7C5CFF;
  --accent2:#31E8C5;
  --accent3:#4EA3FF;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --r:16px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--fg);
  background:radial-gradient(1200px 800px at 20% 0%, rgba(124,92,255,.20), transparent 55%),
             radial-gradient(1000px 700px at 80% 10%, rgba(49,232,197,.14), transparent 50%),
             radial-gradient(900px 600px at 50% 90%, rgba(78,163,255,.12), transparent 55%),
             linear-gradient(180deg, var(--bg0), var(--bg1));
  font-family:ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

a{color:inherit; text-decoration:none}

.container{
  width:min(1120px, calc(100% - 48px));
  margin:0 auto;
}

.bg{position:fixed; inset:0; pointer-events:none; z-index:-1; overflow:hidden}
.bg__grid{
  position:absolute; inset:-2px;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:56px 56px;
  opacity:.55;
  mask-image:radial-gradient(600px 520px at 50% 20%, rgba(0,0,0,1), rgba(0,0,0,.1) 65%, transparent 80%);
}
.bg__orb{
  position:absolute;
  width:560px;
  height:560px;
  border-radius:999px;
  filter:blur(40px);
  opacity:.42;
  mix-blend-mode:screen;
  animation:float 12s ease-in-out infinite;
}
.bg__orb--a{left:-140px; top:60px; background:radial-gradient(circle at 30% 30%, rgba(124,92,255,.95), transparent 60%)}
.bg__orb--b{right:-200px; top:120px; background:radial-gradient(circle at 40% 40%, rgba(49,232,197,.85), transparent 60%); animation-duration:14s}
.bg__orb--c{left:35%; bottom:-260px; background:radial-gradient(circle at 50% 50%, rgba(78,163,255,.85), transparent 60%); animation-duration:16s}

@keyframes float{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(0,-26px,0) scale(1.02)}
  100%{transform:translate3d(0,0,0) scale(1)}
}

.header{
  position:sticky;
  top:0;
  z-index:20;
  backdrop-filter:blur(12px);
  background:linear-gradient(180deg, rgba(7,10,18,.76), rgba(7,10,18,.28));
  border-bottom:1px solid rgba(234,240,255,.08);
}
.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}
.brand{display:flex; align-items:center; gap:10px}
.brand__mark{
  width:14px; height:14px; border-radius:6px;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow:0 0 0 1px rgba(255,255,255,.18), 0 0 28px rgba(124,92,255,.35);
}
.brand__text{font-weight:700; letter-spacing:.4px}

.nav{display:flex; gap:18px}
.nav a{
  color:rgba(234,240,255,.78);
  font-size:14px;
  padding:8px 10px;
  border-radius:10px;
  transition:background .15s ease, color .15s ease;
}
.nav a:hover{background:rgba(255,255,255,.06); color:var(--fg)}

.header__cta{display:flex; gap:10px}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
  color:var(--fg);
  font-weight:600;
  font-size:14px;
  box-shadow:0 0 0 1px rgba(0,0,0,.08) inset;
  transition:transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover{transform:translateY(-1px); background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.18)}
.btn--primary{
  background:linear-gradient(135deg, rgba(124,92,255,.95), rgba(49,232,197,.78));
  border-color:rgba(255,255,255,.14);
  box-shadow:0 10px 30px rgba(124,92,255,.18), 0 10px 30px rgba(49,232,197,.10);
}
.btn--primary:hover{background:linear-gradient(135deg, rgba(124,92,255,1), rgba(49,232,197,.86))}
.btn--ghost{background:rgba(255,255,255,.03)}
.btn--full{width:100%}

.hero{padding:58px 0 24px}
.hero .container{
  width:min(1240px, calc(100% - 48px));
}
.hero__inner{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:28px;
  align-items:start;
}
.badge{
  display:inline-flex;
  align-items:center;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
  color:rgba(234,240,255,.84);
  font-size:13px;
}
.hero__title{
  margin:16px 0 10px;
  font-size:48px;
  line-height:1.08;
  letter-spacing:-.8px;
}
.hero__titleGlow{
  background:linear-gradient(90deg, rgba(124,92,255,1), rgba(78,163,255,1), rgba(49,232,197,1));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero__desc{margin:0; color:var(--muted); font-size:16px; line-height:1.7}
.hero__actions{display:flex; gap:12px; margin-top:18px; flex-wrap:wrap}

.hero__panel{position:relative}
.heroCarousel{
  border-radius:20px;
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow:var(--shadow);
  overflow:hidden;
}

.heroCarousel__viewport{position:relative; overflow:hidden}
.heroCarousel__track{
  display:flex;
  width:100%;
  transform:translate3d(0,0,0);
  transition:transform .28s ease;
}
.heroCarousel__slide{
  min-width:100%;
  position:relative;
  display:block;
  background:rgba(0,0,0,.18);
  aspect-ratio:21/12;
}
.heroCarousel__img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.heroCarousel__caption{
  position:absolute;
  left:14px;
  right:14px;
  bottom:14px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(180deg, rgba(0,0,0,.48), rgba(0,0,0,.20));
  backdrop-filter:blur(10px);
  color:rgba(234,240,255,.92);
  font-weight:700;
}
.heroCarousel__btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:40px;
  height:40px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.28);
  color:rgba(234,240,255,.90);
  font-size:22px;
  line-height:1;
  display:grid;
  place-items:center;
  cursor:pointer;
}
.heroCarousel__btn:hover{background:rgba(0,0,0,.38)}
.heroCarousel__btn--prev{left:10px}
.heroCarousel__btn--next{right:10px}
.heroCarousel__empty{
  padding:44px 18px;
  display:grid;
  gap:10px;
  place-items:center;
  text-align:center;
  background:rgba(0,0,0,.16);
}
.heroCarousel__emptyTitle{font-weight:900; letter-spacing:.2px}
.heroCarousel__emptyDesc{color:rgba(234,240,255,.70); font-size:13px; line-height:1.6}

.section{padding:46px 0}
.section--tight{padding:34px 0}
.sectionHead{display:flex; align-items:flex-end; justify-content:space-between; gap:18px; flex-wrap:wrap; margin-bottom:18px}
.sectionHead h2{margin:0; font-size:26px; letter-spacing:-.2px}
.sectionHead p{margin:0; color:var(--muted); max-width:720px; line-height:1.7}

.cards{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:14px;
}
.card{
  display:flex;
  flex-direction:column;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow:0 12px 34px rgba(0,0,0,.32);
  padding:16px;
  position:relative;
  overflow:hidden;
}
.card:before{
  content:"";
  position:absolute;
  inset:-40% -30%;
  background:radial-gradient(circle at 30% 20%, rgba(124,92,255,.18), transparent 55%),
             radial-gradient(circle at 80% 30%, rgba(49,232,197,.12), transparent 50%);
  transform:rotate(8deg);
  opacity:.8;
  pointer-events:none;
}
.card>*{position:relative}
.card__top{display:flex; align-items:center; gap:12px}
.card__icon{
  width:44px; height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(124,92,255,.16);
  display:grid;
  place-items:center;
  color:rgba(234,240,255,.92);
}
.card__icon svg{width:22px; height:22px}
.card__icon--green{background:rgba(49,232,197,.14)}
.card__icon--violet{background:rgba(124,92,255,.12)}
.card__name{font-weight:800; letter-spacing:.2px}
.card__sub{margin-top:2px; color:rgba(234,240,255,.70); font-size:13px}
.card__list{
  margin:12px 0 0;
  padding:0 0 0 18px;
  color:rgba(234,240,255,.82);
  line-height:1.65;
  font-size:14px;
  flex:1 1 auto;
}
.card__bottom{margin-top:auto}
.card__actions{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:14px;
}
.card__note{margin-top:10px; color:rgba(234,240,255,.62); font-size:12px}

.featureGrid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:12px;
}
.feature{
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  padding:14px 14px;
}
.feature__k{font-weight:800}
.feature__v{margin-top:7px; color:rgba(234,240,255,.78); line-height:1.65; font-size:14px}

.steps{
  list-style:none;
  display:grid;
  grid-template-columns:repeat(4, minmax(0, 1fr));
  gap:12px;
  padding:0;
  margin:0;
}
.step{
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.18);
  padding:14px 14px;
}
.step__n{font-weight:900; letter-spacing:1px; color:rgba(234,240,255,.62)}
.step__t{margin-top:8px; font-weight:800}
.step__d{margin-top:7px; color:rgba(234,240,255,.76); line-height:1.65; font-size:14px}

.cta{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:14px;
  border-radius:24px;
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(135deg, rgba(124,92,255,.16), rgba(49,232,197,.10) 40%, rgba(255,255,255,.03));
  box-shadow:var(--shadow);
  padding:18px;
}
.cta h2{margin:0; font-size:26px; letter-spacing:-.2px}
.cta p{margin:10px 0 0; color:rgba(234,240,255,.80); line-height:1.7}
.cta__actions{display:flex; gap:10px; margin-top:14px; flex-wrap:wrap}
.cta__info{
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.18);
  padding:14px;
}
.infoRow{display:flex; justify-content:space-between; gap:12px; padding:10px 0; border-bottom:1px solid rgba(255,255,255,.08)}
.infoRow:last-child{border-bottom:none}
.infoRow__k{color:rgba(234,240,255,.62); font-size:13px}
.infoRow__v{color:rgba(234,240,255,.88); font-size:13px; text-align:right}

.footer{
  padding:26px 0 40px;
  border-top:1px solid rgba(234,240,255,.08);
  background:linear-gradient(180deg, rgba(7,10,18,.05), rgba(7,10,18,.35));
}
.footer__inner{display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; align-items:center}
.footer__brand{font-weight:800}
.footer__muted{margin-top:6px; color:rgba(234,240,255,.62); font-size:13px}
.footer__icp{margin-top:8px}
.footer__icp a{color:rgba(234,240,255,.62); font-size:13px}
.footer__icp a:hover{color:rgba(234,240,255,.92)}
.footer__right{display:flex; gap:16px}
.footer__right a{color:rgba(234,240,255,.72); font-size:13px}
.footer__right a:hover{color:rgba(234,240,255,.92)}

.modal{position:fixed; inset:0; z-index:60}
.modal[aria-hidden="true"]{display:none}
.modal__backdrop{position:absolute; inset:0; background:rgba(0,0,0,.55); backdrop-filter:blur(6px)}
.modal__panel{
  position:relative;
  width:min(520px, calc(100% - 48px));
  margin:12vh auto 0;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  box-shadow:0 30px 80px rgba(0,0,0,.55);
  padding:18px;
}
.modal__title{font-weight:900; font-size:18px; letter-spacing:.2px}
.modal__desc{margin-top:10px; color:rgba(234,240,255,.78); line-height:1.7; font-size:14px}
.modal__actions{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap}

.qrBox{
  margin-top:12px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.18);
  padding:14px;
  display:grid;
  place-items:center;
  gap:10px;
}
.qrBox__img{
  width:min(260px, 100%);
  aspect-ratio:1/1;
  object-fit:contain;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
}
.qrBox__caption{color:rgba(234,240,255,.78); font-size:13px}
.qrBox__empty{color:rgba(234,240,255,.70); font-size:13px; line-height:1.6; text-align:center}

@media (max-width: 980px){
  .hero__inner{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .cta{grid-template-columns:1fr}
  .nav{display:none}
  .hero__title{font-size:38px}
  .heroCarousel__slide{aspect-ratio:16/12}
}

@media (prefers-reduced-motion: reduce){
  .bg__orb{animation:none}
  .btn{transition:none}
}