:root {
  --bg: #f7f9fa;
  --paper: #ffffff;
  --ink: #111516;
  --muted: #657077;
  --line: #dce7eb;
  --soft: #eff6f8;
  --cyan: #05a8d6;
  --cyan-dark: #007da4;
  --shadow: 0 18px 50px rgba(42, 82, 96, 0.1);
  --radius: 22px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif; overflow-x: hidden; }
body.modal-open { overflow: hidden; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }

.noise { position: fixed; inset: 0; z-index: 20; pointer-events: none; opacity: .05; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E"); }
.site-header { position: sticky; top: 0; z-index: 15; height: 72px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 max(28px, calc((100vw - 1240px)/2)); border-bottom: 1px solid color-mix(in srgb, var(--line) 75%, transparent); background: color-mix(in srgb, var(--bg) 87%, transparent); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 10px; width: fit-content; font-weight: 800; letter-spacing: -.02em; }
.brand b { color: var(--cyan); }
.brand-mark { display: inline-block; flex: 0 0 auto; width: 31px; height: 31px; background: url('/xingqiao-home/xingqiao-logo.svg?v=3') center / contain no-repeat; }
.brand-mark::before, .brand-mark::after, .brand-mark i { display: none; }
.nav { display: flex; gap: 30px; align-items: center; font-size: 13px; color: var(--muted); }
.nav a { position: relative; padding: 8px 0; transition: color .2s; }
.nav a:hover, .nav a.active { color: var(--ink); }
.nav a.active::after { content: ""; position: absolute; left: 50%; bottom: 1px; width: 4px; height: 4px; border-radius: 50%; background: var(--cyan); transform: translateX(-50%); }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 9px; }
.icon-button, .text-button { border: 0; background: none; cursor: pointer; }
.icon-button { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; font-size: 20px; }
.icon-button:hover { background: var(--soft); }
.moon { display: none; }
.text-button { padding: 9px 8px; font-size: 13px; }
.mobile-menu { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 48px; padding: 0 24px; border: 1px solid transparent; border-radius: 999px; font-weight: 700; font-size: 14px; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-dark { color: #fff; background: var(--ink); box-shadow: 0 9px 24px rgba(0,0,0,.16); }
.button-dark:hover { box-shadow: 0 12px 30px rgba(0,0,0,.22); }
.button-small { min-height: 36px; padding: 0 17px; font-size: 12px; }
.button-ghost { border-color: var(--line); background: color-mix(in srgb, var(--paper) 72%, transparent); }
.button-ghost:hover { background: var(--paper); }

.section-grid { background-image: radial-gradient(circle, color-mix(in srgb, var(--cyan) 24%, transparent) 1.15px, transparent 1.2px); background-size: 24px 24px; }
.hero { --mouse-x: 50%; --mouse-y: 40%; position: relative; min-height: 710px; padding: 150px 24px 80px; display: flex; flex-direction: column; align-items: center; text-align: center; overflow: hidden; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 40%, color-mix(in srgb, var(--bg) 40%, transparent), var(--bg) 70%); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0; background: radial-gradient(460px circle at var(--mouse-x) var(--mouse-y), color-mix(in srgb, var(--cyan) 15%, transparent), transparent 68%); transition: opacity .35s ease; }
.hero.pointer-active::after { opacity: 1; }
.hero > * { position: relative; z-index: 2; }
.hero h1, .hero-copy, .hero-actions, .hero .eyebrow, .compatibility { will-change: translate; transition-property: opacity, transform, translate; }
.orb { position: absolute; z-index: 1; border-radius: 50%; filter: blur(1px); opacity: .7; animation: float 8s ease-in-out infinite; will-change: transform, translate; transition: translate .28s cubic-bezier(.22,.8,.25,1); }
.orb-one { width: 280px; height: 280px; left: 12%; top: 80px; background: radial-gradient(circle at 70% 30%, rgba(0,181,226,.22), transparent 68%); }
.orb-two { width: 360px; height: 360px; right: 8%; top: 180px; background: radial-gradient(circle at 35% 50%, rgba(71,102,255,.12), transparent 68%); animation-delay: -3s; }
@keyframes float { 50% { transform: translate3d(0, 18px, 0) scale(1.03); } }
.hero-trail { position: absolute; z-index: 3; width: 5px; height: 5px; pointer-events: none; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 7px color-mix(in srgb, var(--cyan) 72%, transparent), 0 0 18px color-mix(in srgb, var(--cyan) 38%, transparent); transform: translate(-50%, -50%); animation: hero-trail-out .72s cubic-bezier(.2,.7,.2,1) forwards; }
@keyframes hero-trail-out { 0% { opacity: .8; scale: 1; } 100% { opacity: 0; scale: .15; translate: var(--trail-x) var(--trail-y); } }
.eyebrow, .kicker { color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow span { margin: 0 8px; color: var(--cyan); }
.hero h1, .section-heading h2, .final-cta h2 { margin: 23px 0 18px; font-family: Georgia, "Songti SC", "SimSun", serif; font-size: clamp(60px, 7vw, 100px); line-height: .97; letter-spacing: -.065em; }
.hero h1 em, .section-heading h2 em, .final-cta h2 em { color: var(--cyan); font-style: normal; }
.hero h1 { font-size: clamp(52px, 6vw, 82px); line-height: 1.02; }
.hero-brand-name { font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif; font-size: .9em; font-weight: 800; letter-spacing: -.045em; }
.hero h1 em { display: inline-block; margin-top: 8px; font-size: .82em; letter-spacing: -.05em; }
.hero-copy { margin: 0; color: #435158; font-size: clamp(17px, 2vw, 22px); line-height: 1.75; }
.hero-actions { display: flex; gap: 12px; margin-top: 34px; }
.compatibility { display: flex; align-items: center; gap: 20px; margin-top: 74px; color: #86959c; font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.compatibility > span { font-weight: 800; color: var(--cyan-dark); }
.compatibility div { display: flex; gap: 20px; }
.hero-line { position: absolute; bottom: 0; left: 50%; height: 46px; width: 1px; background: var(--line); }
.hero-line span { position: absolute; width: 5px; height: 5px; border-radius: 50%; bottom: 0; left: -2px; background: var(--cyan); }

.section-shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; padding: 120px 0; }
.section-heading { margin: 0 auto 54px; text-align: center; }
.section-heading h2 { margin: 18px 0 15px; font-size: clamp(38px, 5vw, 64px); line-height: 1.05; }
.section-heading > p { max-width: 720px; margin: 0 auto; color: var(--muted); font-size: 15px; line-height: 1.8; }
.promise-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.feature-card { min-height: 245px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: color-mix(in srgb, var(--paper) 70%, transparent); transition: transform .25s, border-color .25s, box-shadow .25s; }
.feature-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--cyan) 35%, var(--line)); box-shadow: var(--shadow); }
.feature-icon { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: auto; border-radius: 13px; background: color-mix(in srgb, var(--cyan) 11%, var(--paper)); color: var(--cyan); font-size: 22px; }
.feature-card small, .model-card small { color: var(--cyan-dark); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.feature-card h3 { margin: 6px 0 9px; font-size: 18px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.metric-panel { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 56px; padding: 42px 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 12px 40px rgba(27,72,88,.05); text-align: center; }
.metric-panel > div + div { border-left: 1px solid var(--line); }
.metric-panel strong { color: var(--cyan-dark); font-family: Georgia, serif; font-size: clamp(36px, 5vw, 55px); letter-spacing: -.04em; }
.metric-panel p { margin: 10px 0 0; color: var(--muted); font-size: 12px; }

.models { width: 100%; max-width: none; padding-left: max(24px, calc((100% - 1180px)/2)); padding-right: max(24px, calc((100% - 1180px)/2)); background: #111718; color: #f4f8f9; }
.models .section-heading { max-width: 1180px; }
.split-heading { display: flex; align-items: end; justify-content: space-between; text-align: left; }
.split-heading > p { max-width: 420px; margin: 0 0 5px; color: #8d9ca1; }
.models .kicker { color: #6fcce3; }
.models .section-heading h2 { color: #fff; }
.model-tabs { display: flex; width: fit-content; margin-bottom: 26px; padding: 4px; border: 1px solid #2b3639; border-radius: 999px; }
.model-tabs button { padding: 9px 16px; border: 0; border-radius: 999px; color: #92a1a6; background: transparent; font-size: 12px; cursor: pointer; }
.model-tabs button.active { color: #071013; background: #68d4ee; }
.model-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; min-height: 320px; }
.model-card { min-height: 310px; display: flex; flex-direction: column; padding: 24px; border: 1px solid #293336; border-radius: var(--radius); background: #171e20; transition: transform .25s, border-color .25s, opacity .25s; }
.model-card:hover { transform: translateY(-5px); border-color: #4d777f; }
.model-card.hidden { display: none; }
.model-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: auto; }
.model-logo { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 13px; background: #eff5f6; color: #111; font-weight: 800; font-size: 14px; }
.logo-claude { color: #b76e49; background: #f3dfd3; }
.logo-gemini { color: #3f60d9; background: #dfe7ff; font-size: 22px; }
.status { display: flex; align-items: center; gap: 6px; color: #89999e; font-size: 10px; }
.status i { width: 6px; height: 6px; border-radius: 50%; background: #4ed98a; box-shadow: 0 0 8px #4ed98a; }
.model-card h3 { margin: 7px 0; color: #fff; font-size: 20px; }
.model-card p { margin: 0; color: #859499; font-size: 12px; }
.price { display: flex; align-items: baseline; gap: 6px; margin-top: 27px; }
.price strong { font-family: Georgia, serif; font-size: 23px; }
.price span { color: #77878c; font-size: 10px; }
.model-action { display: flex; justify-content: space-between; width: 100%; margin-top: 17px; padding: 13px 0 0; border: 0; border-top: 1px solid #293336; color: #92cbd7; background: none; font-size: 11px; cursor: pointer; }

.why .section-heading { margin-bottom: 24px; }
.reason-list { display: grid; grid-template-columns: 1fr 1fr; }
.reason-list article { display: grid; grid-template-columns: 54px 150px 1fr; align-items: baseline; padding: 28px 12px; border-bottom: 1px solid var(--line); }
.reason-list article:nth-last-child(-n+2) { border-bottom: 0; }
.reason-list span { color: var(--cyan); font-family: Georgia, serif; font-size: 20px; }
.reason-list h3 { margin: 0; font-size: 15px; }
.reason-list p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

.guide { padding-top: 80px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 18px; }
.steps article { display: flex; align-items: center; gap: 18px; padding: 25px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.steps strong { color: var(--cyan); font-family: Georgia, serif; font-size: 28px; }
.steps h3 { margin: 0 0 5px; font-size: 15px; }
.steps p { margin: 0; color: var(--muted); font-size: 12px; }
.code-panel { overflow: hidden; border: 1px solid #2c3638; border-radius: var(--radius); background: #151a1b; color: #e9eff0; box-shadow: var(--shadow); }
.code-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 17px; border-bottom: 1px solid #293235; color: #79888c; font-size: 10px; letter-spacing: .08em; }
.code-header > div { display: flex; gap: 6px; }
.code-header i { display: block; width: 8px; height: 8px; border-radius: 50%; background: #3e494c; }
.code-header i:first-child { background: #eb776c; }.code-header i:nth-child(2) { background: #efc263; }.code-header i:nth-child(3) { background: #66c88c; }
.copy-code { border: 0; color: #89c8d6; background: none; font-size: 10px; cursor: pointer; }
.code-panel pre { margin: 0; padding: 30px; overflow-x: auto; font: 12px/2 ui-monospace, SFMono-Regular, Consolas, monospace; }
.dim { color: #8fa0a5; }.cyan { color: #73d8f0; }.yellow { color: #eedc96; }

.faq { max-width: 920px; }
.faq-list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; display: flex; justify-content: space-between; padding: 25px 4px; font-weight: 700; cursor: pointer; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary span { color: var(--cyan); font-size: 22px; font-weight: 400; transition: transform .2s; }
.faq details[open] summary span { transform: rotate(45deg); }
.faq details p { margin: -8px 0 25px; max-width: 740px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.final-cta { min-height: 520px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 90px 24px; text-align: center; }
.final-cta h2 { margin: 20px 0 15px; font-size: clamp(42px, 6vw, 74px); }
.final-cta p { margin: 0 0 28px; color: var(--muted); }

footer { padding: 65px max(24px, calc((100% - 1180px)/2)) 30px; border-top: 1px solid var(--line); background: var(--paper); }
.footer-top p { margin: 15px 0 55px 37px; color: var(--muted); font-size: 12px; }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 23px; border-top: 1px solid var(--line); color: #8a979c; font-size: 10px; }
.footer-bottom div { display: flex; gap: 24px; }

.modal-backdrop { position: fixed; inset: 0; z-index: 29; visibility: hidden; opacity: 0; background: rgba(4,11,13,.55); backdrop-filter: blur(8px); transition: .25s; }
.modal { position: fixed; left: 50%; top: 50%; z-index: 30; width: min(440px, calc(100% - 32px)); visibility: hidden; opacity: 0; padding: 40px; border: 1px solid var(--line); border-radius: 28px; background: var(--paper); box-shadow: 0 28px 100px rgba(0,0,0,.25); transform: translate(-50%, -47%) scale(.98); transition: .25s; }
.modal.open, .modal-backdrop.open { visibility: visible; opacity: 1; }
.modal.open { transform: translate(-50%, -50%) scale(1); }
.modal-close { position: absolute; top: 18px; right: 20px; width: 34px; height: 34px; border: 0; border-radius: 50%; background: var(--soft); font-size: 21px; cursor: pointer; }
.modal-mark { margin-bottom: 26px; }
.modal h2 { margin: 10px 0 8px; font-family: Georgia, "Songti SC", serif; font-size: 31px; }
.modal-copy { margin: 0 0 24px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.modal form { display: grid; gap: 16px; }
.modal form > label { position: relative; display: grid; gap: 8px; color: var(--muted); font-size: 11px; font-weight: 700; }
.modal input[type="email"], .modal input[type="password"], .modal input[type="text"] { width: 100%; height: 48px; padding: 0 14px; border: 1px solid var(--line); border-radius: 12px; outline: none; color: var(--ink); background: var(--bg); font-size: 13px; }
.modal input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px color-mix(in srgb, var(--cyan) 12%, transparent); }
.show-password { position: absolute; right: 12px; bottom: 14px; border: 0; color: var(--cyan-dark); background: none; font-size: 10px; cursor: pointer; }
.form-row { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; }
.checkbox { display: flex; align-items: center; gap: 6px; }
.form-row a { color: var(--cyan-dark); }
.form-submit { width: 100%; }
.modal-switch { margin: 19px 0 0; text-align: center; color: var(--muted); font-size: 12px; }
.modal-switch button { border: 0; color: var(--cyan-dark); background: none; cursor: pointer; }
.toast { position: fixed; left: 50%; bottom: 28px; z-index: 40; display: flex; align-items: center; gap: 10px; visibility: hidden; opacity: 0; padding: 12px 18px; border-radius: 999px; background: var(--ink); color: var(--bg); box-shadow: var(--shadow); transform: translate(-50%, 15px); transition: .25s; }
.toast.show { visibility: visible; opacity: 1; transform: translate(-50%, 0); }
.toast span { color: #5ee49a; }.toast p { margin: 0; font-size: 12px; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: .08s; }.delay-2 { transition-delay: .16s; }.delay-3 { transition-delay: .24s; }

body.dark { --bg: #0d1213; --paper: #151b1d; --ink: #f0f5f6; --muted: #91a0a5; --line: #2a3437; --soft: #1a2427; --shadow: 0 18px 50px rgba(0,0,0,.28); color-scheme: dark; }
body.dark .sun { display: none; } body.dark .moon { display: inline; }
body.dark .hero-copy { color: #b3c1c5; }
body.dark .hero::after { background: radial-gradient(500px circle at var(--mouse-x) var(--mouse-y), rgba(0,181,226,.13), transparent 70%); }
body.dark .models { background: #080c0d; }
body.dark .button-dark { background: #eaf2f4; color: #0b1112; }
body.dark footer { background: #0b1011; }

@media (max-width: 920px) {
  .site-header { grid-template-columns: 1fr auto; padding: 0 20px; }
  .mobile-menu { justify-self: end; display: grid; align-content: center; gap: 6px; width: 36px; height: 36px; border: 0; background: none; }
  .mobile-menu span { display: block; width: 21px; height: 1px; background: var(--ink); transition: .2s; }
  .site-header.menu-open .mobile-menu span:first-child { transform: translateY(3.5px) rotate(45deg); }.site-header.menu-open .mobile-menu span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .nav { position: absolute; left: 0; right: 0; top: 71px; display: none; flex-direction: column; gap: 5px; align-items: stretch; padding: 20px; border-bottom: 1px solid var(--line); background: var(--paper); }
  .site-header.menu-open .nav { display: flex; }
  .nav a { padding: 13px; border-radius: 10px; }.nav a:hover { background: var(--soft); }.nav a.active::after { display: none; }
  .header-actions { display: none; }
  .promise-grid, .model-grid { grid-template-columns: 1fr 1fr; }
  .split-heading { display: block; }.split-heading > p { max-width: 620px; margin-top: 12px; }
  .reason-list { grid-template-columns: 1fr; }.reason-list article:nth-last-child(2) { border-bottom: 1px solid var(--line); }
  .steps { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero { min-height: 650px; padding-top: 110px; }.hero h1 { font-size: 54px; }
  .hero-actions { flex-direction: column; width: min(320px, 100%); }.button { width: 100%; }
  .compatibility { flex-direction: column; }.compatibility div { flex-wrap: wrap; justify-content: center; gap: 10px 16px; }
  .section-shell { width: min(100% - 32px, 1180px); padding: 85px 0; }
  .promise-grid, .model-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 215px; }
  .metric-panel { grid-template-columns: 1fr; padding: 0 24px; }.metric-panel > div { padding: 27px 0; }.metric-panel > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .models { width: 100%; padding-left: 16px; padding-right: 16px; }
  .model-tabs { max-width: 100%; overflow-x: auto; }.model-tabs button { white-space: nowrap; }
  .reason-list article { grid-template-columns: 45px 1fr; gap: 4px; }.reason-list article p { grid-column: 2; }
  .code-panel pre { padding: 22px; font-size: 10px; }
  .footer-bottom { flex-direction: column; gap: 20px; }.footer-bottom div { flex-wrap: wrap; }
  .modal { padding: 32px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero::after, .hero-trail { display: none; }
}

/* 更明显的首屏“星桥星图”鼠标效果 */
.hero::after { background: radial-gradient(540px circle at var(--mouse-x) var(--mouse-y), color-mix(in srgb, var(--cyan) 24%, transparent), transparent 66%); mix-blend-mode: multiply; }
.hero.pointer-active::after { opacity: .95; }
.hero-motion-canvas { position: absolute !important; inset: 0; z-index: 1 !important; pointer-events: none; opacity: .9; mix-blend-mode: multiply; }
.hero-cursor { position: absolute !important; left: 0; top: 0; z-index: 5 !important; width: 46px; height: 46px; pointer-events: none; opacity: 0; border: 1px solid color-mix(in srgb, var(--cyan) 68%, transparent); border-radius: 50%; box-shadow: 0 0 0 8px color-mix(in srgb, var(--cyan) 5%, transparent), 0 0 28px color-mix(in srgb, var(--cyan) 24%, transparent); transition: width .2s, height .2s, opacity .2s, border-color .2s; will-change: transform; }
.hero-cursor::before { content: ""; position: absolute; left: 50%; top: 50%; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); transform: translate(-50%, -50%); }
.hero-cursor::after { content: ""; position: absolute; inset: -7px; border-top: 1px solid var(--cyan); border-right: 1px solid transparent; border-radius: 50%; animation: cursor-orbit 2.2s linear infinite; }
.hero-cursor i { position: absolute; right: -4px; top: 7px; width: 7px; height: 7px; border: 1px solid color-mix(in srgb, var(--cyan) 75%, white); border-radius: 50%; background: var(--bg); box-shadow: 0 0 9px var(--cyan); }
.hero-cursor.active { width: 58px; height: 58px; opacity: .85; }
.hero .reveal { opacity: 1 !important; transform: none !important; transition-property: translate, text-shadow !important; transition-duration: .16s !important; }
.hero.pointer-active h1 em { text-shadow: 0 8px 34px color-mix(in srgb, var(--cyan) 24%, transparent); }
.hero-trail { width: 7px; height: 7px; box-shadow: 0 0 9px var(--cyan), 0 0 25px color-mix(in srgb, var(--cyan) 48%, transparent); }
@keyframes cursor-orbit { to { transform: rotate(360deg); } }
body.dark .hero-motion-canvas { mix-blend-mode: screen; opacity: .68; }
body.dark .hero::after { mix-blend-mode: screen; }
@media (max-width: 920px), (hover: none), (pointer: coarse) { .hero-cursor { display: none; } }
@media (prefers-reduced-motion: reduce) { .hero-motion-canvas, .hero-cursor { display: none !important; } }