:root{
  --bg:#ffffff;
  --bg-soft:#f6f7fb;
  --text:#0b1220;
  --text-2:#2a3850;
  --muted:#65748b;
  --line:rgba(16,24,40,.12);
  --shadow:0 24px 80px rgba(16,24,40,.14);
  --shadow-soft:0 14px 46px rgba(16,24,40,.10);
  --radius:22px;
  --radius-sm:14px;
  --brand:#ff6900;
  --brand-2:#ff6900;
  --accent:#2f7cff;
  --ok:#18b26b;
  --font:"Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;
  --display:"Bahnschrift","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(900px 520px at 12% 8%, rgba(47,124,255,.10), transparent 60%),
    radial-gradient(720px 540px at 86% 12%, rgba(255,105,0,.08), transparent 56%),
    linear-gradient(180deg, #ffffff 0%, #fbfbfd 32%, #f6f7fb 100%);
}

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

.wrap{width:min(1240px,calc(100vw - 40px));margin:0 auto}

.top{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(140%) blur(10px);
  background:rgba(255,255,255,.86);
  border-bottom:1px solid rgba(16,24,40,.08);
}
.top .bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-family:var(--display);
  letter-spacing:.02em;
}
.mark{
  width:38px;
  height:38px;
  border-radius:14px;
  background:var(--brand);
  box-shadow:0 14px 34px rgba(255,105,0,.22);
  display:grid;
  place-items:center;
  color:#fff;
}
.mark svg{
  width:22px;
  height:22px;
  display:block;
}
.brand strong{font-size:18px}
.nav{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  align-items:center;
  color:var(--text-2);
  font-size:14px;
}
.nav a{
  padding:8px 10px;
  border-radius:999px;
  transition:background .18s ease;
}
.nav a:hover{
  background:rgba(16,24,40,.06);
}
.right{
  display:flex;
  gap:10px;
  align-items:center;
}
.lang{
  display:flex;
  gap:6px;
  padding:6px;
  border-radius:999px;
  border:1px solid rgba(16,24,40,.12);
  background:rgba(255,255,255,.78);
}
.lang button{
  border:0;
  background:transparent;
  cursor:pointer;
  padding:8px 10px;
  border-radius:999px;
  font:inherit;
  color:var(--muted);
  font-size:13px;
}
.lang button.active{
  background:rgba(16,24,40,.06);
  color:var(--text);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:42px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid rgba(16,24,40,.12);
  background:#fff;
  color:var(--text);
  font-size:14px;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, filter .18s ease;
}
.btn.primary{
  border-color:transparent;
  background:var(--brand);
  color:#fff;
  box-shadow:0 16px 40px rgba(255,105,0,.18);
}
.btn.primary:hover{filter:saturate(1.08)}
.btn:hover{transform:translateY(-1px)}
.btn.ghost:hover{background:rgba(16,24,40,.06)}

.hero{
  padding:54px 0 26px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:22px;
  align-items:stretch;
}
.hero-copy{
  display:flex;
  flex-direction:column;
  gap:18px;
  padding:6px 0;
}
.headline{
  font-family:var(--display);
  font-size:clamp(38px,4.6vw,56px);
  line-height:1.12;
  margin:0;
}
.hero-copy .sub,
.hero-copy .cta,
.hero-copy .badges{
  margin-top:0;
}
.hero-copy .cta{margin-top:4px}
.hero-copy .badges{margin-top:4px}

@media (min-width: 900px){
  .hero-copy{
    height:100%;
    justify-content:space-between;
  }
}
.sub{
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  max-width:52ch;
}
.cta{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:22px;
}
.badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 12px;
  border-radius:999px;
  border:1px solid rgba(16,24,40,.10);
  background:rgba(255,255,255,.7);
  color:var(--text-2);
  font-size:12px;
}
.dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(255,105,0,.14);
}

.hero-card{
  border-radius:var(--radius);
  border:1px solid rgba(16,24,40,.12);
  background:rgba(255,255,255,.76);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.hero-media{
  flex:1;
  min-height:280px;
  background:linear-gradient(135deg,#f7f8ff,#fff4ed);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-meta{
  padding:16px 18px;
}
.meta-title{
  font-family:var(--display);
  font-size:16px;
  margin:0;
}
.meta-text{
  margin-top:6px;
  color:var(--muted);
  font-size:13px;
  line-height:1.75;
}

.section{
  padding:34px 0;
}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:16px;
  margin-bottom:16px;
}
.kicker{
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.18em;
  font-size:12px;
}
.title{
  font-family:var(--display);
  margin:8px 0 0;
  font-size:28px;
}
.desc{
  margin:10px 0 0;
  color:var(--muted);
  line-height:1.85;
  max-width:70ch;
}

.cards{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
}
.card{
  border-radius:var(--radius);
  border:1px solid rgba(16,24,40,.12);
  background:rgba(255,255,255,.82);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover{
  transform:translateY(-2px);
  border-color:rgba(255,105,0,.26);
  box-shadow:0 18px 56px rgba(16,24,40,.14);
}
.card .media{
  aspect-ratio:4/3;
  background:linear-gradient(135deg,#f7f8ff,#fff4ed);
}
.card .media img{width:100%;height:100%;object-fit:cover}
.card .body{padding:16px 16px 18px}
.card h3{margin:0;font-family:var(--display);font-size:16px}
.card p{margin:8px 0 0;color:var(--muted);line-height:1.8;font-size:13px}

.grid2{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  align-items:stretch;
}
.feature{
  border-radius:var(--radius);
  border:1px solid rgba(16,24,40,.12);
  background:rgba(255,255,255,.84);
  box-shadow:var(--shadow-soft);
  padding:18px 18px 20px;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.feature:hover{
  transform:translateY(-2px);
  border-color:rgba(255,105,0,.26);
  box-shadow:0 18px 56px rgba(16,24,40,.14);
}
.feature h3{margin:0;font-family:var(--display);font-size:16px}
.feature ul{margin:12px 0 0;padding:0;list-style:none;display:grid;gap:8px}
.feature li{position:relative;padding-left:18px;color:var(--text-2);line-height:1.75;font-size:13px}
.feature li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--brand)}

.gallery{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}
.gallery .big{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid rgba(16,24,40,.12);
  background:rgba(255,255,255,.82);
  box-shadow:var(--shadow);
  aspect-ratio:16/9;
}
.gallery .big img{width:100%;height:100%;object-fit:cover}
.gallery .stack{
  display:grid;
  gap:14px;
}
.gallery .small{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid rgba(16,24,40,.12);
  background:rgba(255,255,255,.82);
  box-shadow:var(--shadow-soft);
  aspect-ratio:16/10;
}
.gallery .small img{width:100%;height:100%;object-fit:cover}

@media (min-width: 721px){
  .gallery{
    grid-template-columns:1.2fr .8fr;
    grid-template-rows:1fr 1fr;
    height:clamp(340px, 32vw, 520px);
  }
  .gallery .big{
    grid-row:1 / span 2;
    aspect-ratio:auto;
    height:100%;
  }
  .gallery .stack{
    grid-row:1 / span 2;
    grid-template-rows:1fr 1fr;
    height:100%;
  }
  .gallery .small{
    aspect-ratio:auto;
  }
}

.cta-band{
  margin-top:10px;
  border-radius:var(--radius);
  border:1px solid rgba(16,24,40,.12);
  background:linear-gradient(135deg, rgba(47,124,255,.10), rgba(255,106,0,.12));
  padding:22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
}
.cta-band h3{margin:0;font-family:var(--display);font-size:18px}
.cta-band p{margin:6px 0 0;color:var(--muted);line-height:1.8}
.pricing-desc{max-width:90ch}

.foot{
  padding:28px 0 36px;
  color:var(--muted);
  font-size:13px;
  line-height:1.8;
}
.foot-grid{
  display:grid;
  grid-template-columns:minmax(260px,.9fr) minmax(520px,1.1fr);
  gap:28px;
  border-top:1px solid rgba(16,24,40,.10);
  padding-top:18px;
  align-items:start;
}
.foot-links{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:28px;
  align-content:start;
  justify-items:start;
}
.foot-col{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.foot-title{
  color:var(--text);
  font-family:var(--display);
  font-size:14px;
  margin-bottom:4px;
}
.foot-copy{
  grid-column:1 / -1;
  margin-top:6px;
}
.foot a{color:var(--text-2)}
.foot a:hover{text-decoration:underline}

@media (max-width: 1100px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width: 720px){
  .nav{display:none}
  .cards{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start}
  .foot-links{grid-template-columns:1fr 1fr}
}
@media (max-width: 560px){
  .foot-links{grid-template-columns:1fr}
}