:root {
  --bg: #050816;
  --panel: rgba(12, 18, 38, .68);
  --panel-strong: rgba(15, 23, 52, .92);
  --text: #f8fbff;
  --muted: #aab7d5;
  --cyan: #00e5ff;
  --violet: #7c3aed;
  --pink: #ff2bd6;
  --line: rgba(255,255,255,.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 20% 0%, rgba(124,58,237,.28), transparent 28%), radial-gradient(circle at 85% 25%, rgba(0,229,255,.18), transparent 30%), var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.noise {
  position: fixed; inset: 0; pointer-events: none; opacity: .15; z-index: 50;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, #000, transparent 70%);
}
.site-header {
  position: fixed; z-index: 40; top: 18px; left: 50%; transform: translateX(-50%);
  width: min(1120px, calc(100vw - 32px));
  height: 68px; padding: 0 14px 0 18px;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  border: 1px solid var(--line); border-radius: 24px;
  background: rgba(5, 8, 22, .66); backdrop-filter: blur(20px);
  box-shadow: 0 20px 70px rgba(0,0,0,.22);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-mark {
  width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: 14px; font-weight: 900; font-size: 24px;
  background: radial-gradient(circle at 30% 20%, #fff, var(--cyan) 22%, var(--violet) 62%, #111936 100%);
  box-shadow: 0 0 26px rgba(0,229,255,.42);
}
.brand strong { display: block; letter-spacing: -.03em; }
.brand small { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .24em; }
nav { display: flex; gap: 28px; color: #d7def1; font-size: 14px; }
nav a:hover { color: var(--cyan); }
.header-cta, .btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; font-weight: 800; transition: .25s ease;
}
.header-cta { height: 42px; padding: 0 18px; color: #06101e; background: #fff; font-size: 13px; }
.header-cta:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(255,255,255,.18); }
.hero { position: relative; min-height: 100svh; display: grid; align-items: center; padding: 132px max(24px, calc((100vw - 1120px)/2)) 80px; overflow: hidden; }
.hero-art { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .82; transform: scale(1.02); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,8,22,.94), rgba(5,8,22,.52) 48%, rgba(5,8,22,.86)), linear-gradient(0deg, var(--bg), transparent 35%); }
.orb { position: absolute; border-radius: 999px; filter: blur(18px); opacity: .5; }
.orb-a { width: 170px; height: 170px; background: var(--cyan); left: 11%; bottom: 16%; animation: float 8s ease-in-out infinite; }
.orb-b { width: 120px; height: 120px; background: var(--pink); right: 12%; top: 22%; animation: float 9s ease-in-out infinite reverse; }
@keyframes float { 50% { transform: translate3d(22px,-26px,0) scale(1.08); } }
.hero-content { position: relative; z-index: 2; width: min(720px, 100%); }
.eyebrow { margin: 0 0 16px; color: var(--cyan); font-size: 12px; font-weight: 900; letter-spacing: .22em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 22px; font-size: clamp(54px, 8vw, 112px); line-height: .92; letter-spacing: -.075em; }
h1 span { color: var(--cyan); text-shadow: 0 0 36px rgba(0,229,255,.64); }
.hero-copy { max-width: 620px; color: #d8e4ff; font-size: clamp(17px, 2vw, 22px); line-height: 1.75; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 34px 0; }
.btn { min-height: 52px; padding: 0 26px; border: 1px solid var(--line); }
.btn.primary { background: linear-gradient(135deg, var(--cyan), var(--violet) 58%, var(--pink)); color: #fff; box-shadow: 0 18px 50px rgba(124,58,237,.34); }
.btn.ghost { background: rgba(255,255,255,.06); backdrop-filter: blur(12px); }
.btn:hover { transform: translateY(-3px); }
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; max-width: 560px; }
.metrics div { padding: 18px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.06); backdrop-filter: blur(16px); }
.metrics strong { display: block; font-size: 26px; } .metrics span { color: var(--muted); font-size: 13px; }
.section { width: min(1120px, calc(100vw - 32px)); margin: 0 auto; padding: 92px 0; }
.section-head { display: grid; grid-template-columns: .9fr 1.1fr; gap: 38px; align-items: end; margin-bottom: 32px; }
.section-head.compact { display: block; max-width: 680px; }
h2 { font-size: clamp(34px, 5vw, 64px); line-height: 1.02; letter-spacing: -.055em; margin-bottom: 0; }
.section-head p:last-child { color: var(--muted); line-height: 1.8; font-size: 17px; }
.showcase-card { position: relative; overflow: hidden; border-radius: 34px; border: 1px solid var(--line); background: var(--panel); box-shadow: 0 30px 90px rgba(0,0,0,.32); }
.showcase-card img { display: block; width: 100%; height: min(56vw, 560px); min-height: 320px; object-fit: cover; }
.glass-panel { position: absolute; left: 24px; bottom: 24px; width: min(440px, calc(100% - 48px)); padding: 22px; border: 1px solid var(--line); border-radius: 24px; background: rgba(5,8,22,.62); backdrop-filter: blur(20px); }
.glass-panel span { color: var(--cyan); font-weight: 900; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
.glass-panel h3 { margin: 10px 0; font-size: 24px; } .glass-panel p { margin: 0; color: var(--muted); line-height: 1.65; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.service-grid article { min-height: 260px; padding: 26px; border: 1px solid var(--line); border-radius: 28px; background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03)); transition: .25s ease; }
.service-grid article:hover { transform: translateY(-8px); border-color: rgba(0,229,255,.5); box-shadow: 0 24px 70px rgba(0,229,255,.08); }
.icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 52px; border-radius: 16px; color: var(--cyan); background: rgba(0,229,255,.1); font-size: 24px; }
.service-grid h3 { font-size: 22px; margin-bottom: 12px; } .service-grid p { color: var(--muted); line-height: 1.7; margin: 0; }
.about { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: start; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about > p { color: #d3ddf5; font-size: 22px; line-height: 1.85; }
.contact { padding-top: 30px; }
.contact-card { padding: clamp(32px, 7vw, 76px); border-radius: 36px; background: radial-gradient(circle at 15% 20%, rgba(0,229,255,.22), transparent 35%), linear-gradient(135deg, rgba(124,58,237,.24), rgba(255,43,214,.12)); border: 1px solid var(--line); text-align: center; }
.contact-card p:not(.eyebrow) { color: var(--muted); font-size: 18px; line-height: 1.8; margin: 18px auto 28px; max-width: 620px; }
footer { width: min(1120px, calc(100vw - 32px)); margin: 0 auto; padding: 28px 0 42px; display: flex; justify-content: space-between; color: #7f8dad; font-size: 14px; border-top: 1px solid var(--line); }
.reveal { opacity: 0; transform: translateY(28px); transition: .75s ease; } .reveal.is-visible { opacity: 1; transform: none; }
@media (max-width: 860px) {
  .site-header { top: 10px; height: auto; min-height: 62px; border-radius: 20px; }
  nav { display: none; } .header-cta { display: none; }
  .hero { padding-top: 116px; }
  h1 { font-size: clamp(48px, 17vw, 76px); }
  .metrics, .section-head, .about, .service-grid { grid-template-columns: 1fr; }
  .section { padding: 66px 0; }
  .service-grid article { min-height: auto; } .icon { margin-bottom: 32px; }
  footer { flex-direction: column; gap: 8px; }
}
@media (max-width: 520px) {
  .hero-actions { flex-direction: column; } .btn { width: 100%; }
  .metrics { gap: 8px; } .metrics div { padding: 14px 10px; border-radius: 18px; }
  .metrics strong { font-size: 21px; } .metrics span { font-size: 11px; }
  .glass-panel { position: relative; left: auto; bottom: auto; width: auto; margin: -92px 14px 14px; }
}