/* NOVA — 独立样式表；配合 index.html 使用。无外部字体或图片依赖。 */
:root {
  color-scheme: dark;
  --bg: #0c0e10;
  --surface: #141719;
  --ink: #f0f2eb;
  --muted: #999e99;
  --accent: #d5ff70;
  --line: rgba(255,255,255,.13);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: 'Segoe UI','Microsoft YaHei',sans-serif; }
body::before { content: ''; position: fixed; inset: 0; pointer-events: none; opacity: .045; z-index: 10; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' filter='url(%23n)' opacity='.6' d='M0 0h180v180H0z'/%3E%3C/svg%3E"); }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
::selection { background: var(--accent); color: var(--bg); }
.wrap { width: min(1320px, calc(100% - 96px)); margin-inline: auto; }
.nav { min-height: 96px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.logo { font-size: 29px; font-weight: 800; letter-spacing: -2px; display: flex; align-items: center; gap: 12px; }
.logo-mark { color: var(--accent); font-size: 34px; font-weight: 400; }
.nav-links { display: flex; align-items: center; gap: 34px; font-size: 13px; }
.nav-links a { transition: color .2s; }
.nav-links a:hover { color: var(--accent); }
.nav-cta { border: 1px solid var(--line); border-radius: 100px; padding: 12px 20px; }
.hero { min-height: 730px; display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; position: relative; padding: 80px 0 64px; }
.eyebrow { font-size: 11px; letter-spacing: 2px; display: flex; align-items: center; gap: 10px; color: var(--muted); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
h1 { font-size: clamp(64px,7.3vw,106px); line-height: 1.04; letter-spacing: -7px; margin: 32px 0 24px; font-weight: 600; }
h1 span { display: block; color: var(--accent); }
.hero-copy { position: relative; z-index: 2; }
.hero-copy p { color: var(--muted); max-width: 370px; font-size: 15px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 36px; }
.button { display: inline-flex; gap: 30px; align-items: center; justify-content: space-between; padding: 18px 23px; border-radius: 100px; background: var(--accent); color: #11140c; font-size: 14px; border: 0; transition: transform .25s, box-shadow .25s; }
.button:hover { transform: translateY(-3px); box-shadow: 0 10px 35px color-mix(in srgb,var(--accent) 20%,transparent); }
.text-link { font-size: 13px; border-bottom: 1px solid var(--line); padding-bottom: 5px; }
.hero-foot { display: flex; gap: 12px; align-items: center; margin-top: 62px; font: 10px monospace; color: var(--muted); letter-spacing: 1px; }
.hero-foot::before { content: ''; height: 1px; width: 36px; background: var(--muted); }
.visual { height: 570px; position: relative; display: grid; place-items: center; isolation: isolate; }
.visual::before { content: ''; position: absolute; width: 400px; height: 400px; background: radial-gradient(ellipse, color-mix(in srgb,var(--accent) 13%,transparent),transparent 68%); filter: blur(25px); }
.grid-plane { position: absolute; inset: 8% -5%; background-image: linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px); background-size: 56px 56px; opacity: .25; mask-image: radial-gradient(ellipse,#000,transparent 68%); }
.orb { width: 310px; height: 310px; border-radius: 50%; position: relative; background: radial-gradient(circle at 32% 25%,#f4ffd1 0%,var(--accent) 17%,#617b30 44%,#182313 68%,#060907 85%); box-shadow: inset -28px -20px 42px #000, inset 3px 3px 9px #ffffff80, 0 0 70px color-mix(in srgb,var(--accent) 12%,transparent); animation: float 7s ease-in-out infinite; }
.orb::after { content: ''; position: absolute; inset: 0; border-radius: 50%; background: repeating-linear-gradient(0deg,transparent 0 7px,#0004 7px 8px); opacity: .4; }
.orbit { position: absolute; border: 1px solid color-mix(in srgb,var(--accent) 40%,transparent); border-radius: 50%; width: 490px; height: 175px; transform: rotate(-32deg); box-shadow: 0 0 8px color-mix(in srgb,var(--accent) 10%,transparent); }
.orbit.two { transform: rotate(46deg); height: 190px; width: 450px; border-color: #ffffff30; }
.satellite { position: absolute; width: 13px; height: 13px; border-radius: 50%; background: var(--accent); left: 12%; top: 52%; box-shadow: 0 0 20px var(--accent); }
.cross { position: absolute; color: #ffffff50; font: 20px monospace; }
.cross.one { top: 12%; left: 10%; }.cross.two { bottom: 14%; right: 5%; }
.orbit-label { position: absolute; top: 10%; right: 1%; font: 10px monospace; line-height: 1.7; letter-spacing: 1px; color: var(--muted); }
.floating-label { position: absolute; bottom: 13%; left: 1%; border: 1px solid var(--line); border-radius: 13px; background: #161a17b3; backdrop-filter: blur(16px); padding: 14px 18px; font: 11px monospace; display: flex; gap: 24px; align-items: center; }
.floating-label strong { font-size: 23px; color: var(--accent); font-weight: 400; }
.visual-tools { position: absolute; bottom: 0; right: 0; display: flex; gap: 8px; }
.tool { border: 1px solid var(--line); color: var(--muted); background: transparent; padding: 9px 13px; border-radius: 50px; font-size: 11px; }
.tool:hover { border-color: var(--accent); color: var(--accent); }
.paused *, .paused *::before, .paused *::after { animation-play-state: paused !important; }
.ticker { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; padding: 26px 0; }
.ticker-track { display: flex; width: max-content; gap: 42px; align-items: center; animation: marquee 32s linear infinite; }
.ticker-group { display: flex; align-items: center; gap: 42px; font-size: 14px; letter-spacing: 3px; white-space: nowrap; }
.ticker b { color: var(--accent); font-size: 24px; font-weight: 400; }
.section { padding-top: 100px; padding-bottom: 100px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 38px; }
.kicker { font: 11px monospace; color: var(--accent); letter-spacing: 2px; margin-bottom: 18px; }
h2 { font-size: clamp(32px,4vw,52px); font-weight: 500; line-height: 1.2; letter-spacing: -2px; margin: 0; }
.section-head p { font-size: 13px; color: var(--muted); line-height: 1.8; max-width: 270px; margin: 0; }
.projects { display: grid; grid-template-columns: 1.25fr 1fr; gap: 26px; }
.project { min-width: 0; }
.project-art { height: 330px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; position: relative; display: grid; place-items: center; transition: border-color .25s; }
.project:hover .project-art { border-color: var(--accent); }
.art-one { background: radial-gradient(ellipse at center,#323c24,#161b15 70%); }
.portal { position: absolute; width: 220px; height: 220px; border: 24px solid var(--accent); border-radius: 50%; transform: rotateX(35deg) rotateY(-35deg); box-shadow: inset 0 0 25px #caff6270,0 0 48px #caff6235; transition: transform .7s; }
.project:hover .portal { transform: rotateX(12deg) rotateY(20deg); }
.art-one::after { content: 'BEYOND'; color: #f7ffe8; font-size: clamp(40px,5vw,70px); font-weight: 800; letter-spacing: -4px; z-index: 1; }
.art-two { background: #191621; }
.ribbon { width: 210px; height: 210px; border-radius: 36px; border: 40px solid #b79aff; transform: rotate(-30deg); box-shadow: 12px 20px 0 #493761, -12px -12px 0 #dbcaff; transition: transform .7s; }
.project:hover .ribbon { transform: rotate(15deg); }
.art-tag { position: absolute; left: 20px; top: 20px; font: 10px monospace; color: #ffffff80; letter-spacing: 1px; }
.art-bottom { position: absolute; bottom: 20px; right: 22px; font: 11px monospace; color: #ffffff80; }
.project-info { display: flex; align-items: center; justify-content: space-between; padding: 20px 2px; }
.project-info h3 { font-size: 18px; font-weight: 500; margin: 0 0 7px; }
.project-info p { font-size: 12px; color: var(--muted); margin: 0; }
.project-index { font: 13px monospace; color: var(--muted); }
.about { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; border-top: 1px solid var(--line); }
.feature { display: grid; grid-template-columns: 32px 1fr; gap: 20px; border-bottom: 1px solid var(--line); padding: 24px 0; }
.feature:first-child { padding-top: 0; }.feature:last-child { border: 0; }
.feature-number { font: 11px monospace; color: var(--accent); padding-top: 4px; }
.feature h3 { margin: 0 0 9px; font-size: 20px; font-weight: 500; }
.feature p { color: var(--muted); font-size: 13px; line-height: 1.9; margin: 0; }
.cta { border-radius: var(--radius); background: var(--accent); color: #14180f; padding: 58px; display: flex; align-items: center; justify-content: space-between; gap: 30px; position: relative; overflow: hidden; }
.cta h2 { font-size: clamp(30px,4vw,50px); }
.cta p { margin: 16px 0 0; font-size: 13px; opacity: .65; }
.cta .button { background: #11160d; color: #f0f3e9; flex-shrink: 0; }
footer { padding: 38px 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--muted); font: 10px monospace; letter-spacing: 1px; }
footer .logo { font-size: 20px; color: var(--ink); }
@keyframes float { 0%,100% { transform: translateY(-12px); } 50% { transform: translateY(14px); } }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (min-width: 1500px) { .hero { min-height: 790px; } }
@media (max-width: 1000px) { .wrap { width: calc(100% - 56px); } h1 { font-size: 76px; letter-spacing: -5px; }.orb { width: 250px; height: 250px; }.orbit { width: 370px; }.orbit.two { width: 340px; }.visual { height: 480px; }.hero { min-height: 650px; }.about { gap: 40px; } }
@media (max-width: 720px) {
  .wrap { width: calc(100% - 40px); }.nav { min-height: 78px; }.nav-links { gap: 16px; }.nav-links a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 52px; padding-bottom: 32px; }.hero-copy p { max-width: 100%; }h1 { font-size: clamp(62px,14vw,88px); }
  .hero-foot { margin-top: 30px; }.visual { height: 420px; margin-top: 20px; }.orb { width: 235px; height: 235px; }.orbit { width: min(350px,95%); }.orbit.two { width: min(320px,90%); }.orbit-label { right: 0; }
  .section { padding-top: 65px; padding-bottom: 65px; }.section-head { align-items: flex-start; flex-direction: column; }.projects { grid-template-columns: 1fr; gap: 20px; }.project-art { height: 300px; }
  .about { grid-template-columns: 1fr; gap: 38px; }.cta { padding: 32px 25px; align-items: flex-start; flex-direction: column; }footer { flex-wrap: wrap; line-height: 1.8; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }*,*::before,*::after { animation: none !important; transition: none !important; } }