:root {
  --ink: #070a12;
  --ink-soft: #0c111c;
  --panel: rgba(16, 23, 36, .72);
  --panel-solid: #101724;
  --line: rgba(187, 203, 223, .15);
  --line-bright: rgba(214, 225, 237, .3);
  --paper: #f1eee7;
  --muted: #93a0af;
  --gold: #e4b86a;
  --gold-bright: #ffd995;
  --cyan: #71d9d2;
  --red: #ff7a74;
  --sans: "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  --display: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--paper);
  background:
    radial-gradient(circle at 80% 10%, rgba(38, 82, 109, .2), transparent 29rem),
    radial-gradient(circle at 10% 60%, rgba(112, 62, 52, .12), transparent 32rem),
    var(--ink);
  font-family: var(--sans);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
  z-index: -2;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
canvas { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .58; z-index: -1; }
.noise { position: fixed; inset: 0; pointer-events: none; opacity: .035; 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='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E"); }
.cursor-glow { position: fixed; width: 280px; height: 280px; border-radius: 50%; pointer-events: none; transform: translate(-50%, -50%); background: radial-gradient(circle, rgba(113,217,210,.09), transparent 68%); z-index: 0; transition: opacity .3s; }
.section-shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; width: min(1280px, calc(100% - 48px)); height: 76px; margin: 0 auto; border-bottom: 1px solid transparent; transition: background .3s, border-color .3s; }
.site-header.is-scrolled { background: rgba(7,10,18,.82); border-color: var(--line); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 800; letter-spacing: .18em; }
.brand img { filter: drop-shadow(0 0 12px rgba(228,184,106,.35)); }
.brand-accent { color: var(--gold); }
.nav-links { display: flex; align-items: center; gap: 34px; color: var(--muted); font-size: 13px; }
.nav-links a { transition: color .25s; }
.nav-links a:hover { color: var(--gold-bright); }
.header-cta { display: inline-flex; gap: 10px; align-items: center; padding: 10px 15px; border: 1px solid var(--line-bright); border-radius: 2px; color: var(--paper); font-size: 12px; }
.header-cta span, .button span { color: var(--gold); }
.hero { min-height: 730px; display: grid; grid-template-columns: .92fr 1.08fr; gap: 40px; align-items: center; padding: 92px 0 110px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow-dot { width: 7px; height: 7px; border: 1px solid var(--cyan); border-radius: 50%; box-shadow: 0 0 14px var(--cyan); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--display); letter-spacing: -.05em; }
h1 { margin: 22px 0; font-size: clamp(56px, 7vw, 102px); line-height: .96; font-weight: 800; }
h1 em, h2 em { color: var(--gold); font-style: normal; text-shadow: 0 0 30px rgba(228,184,106,.15); }
.hero-lead { max-width: 540px; color: var(--muted); font-size: 16px; line-height: 1.9; }
.hero-actions, .contact-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 33px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 48px; padding: 0 19px; border: 1px solid var(--line-bright); border-radius: 2px; font-size: 13px; cursor: pointer; transition: transform .25s, box-shadow .25s, border-color .25s, background .25s; }
.button:hover { transform: translateY(-3px); border-color: var(--gold); box-shadow: 0 12px 32px rgba(0,0,0,.22); }
.button-primary { border-color: var(--gold); color: var(--ink); background: var(--gold); }
.button-primary:hover { background: var(--gold-bright); box-shadow: 0 10px 30px rgba(228,184,106,.2); }
.button-ghost { color: var(--paper); background: rgba(255,255,255,.02); }
.hero-proof { display: flex; gap: 34px; margin-top: 72px; }
.hero-proof div { display: grid; gap: 6px; }
.hero-proof strong { color: var(--paper); font-size: 22px; letter-spacing: -.04em; }
.hero-proof span { color: var(--muted); font-size: 11px; }
.hero-art { position: relative; min-height: 560px; isolation: isolate; }
.hero-grid { position: absolute; inset: 40px 0 0; background: linear-gradient(rgba(113,217,210,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(113,217,210,.09) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(to bottom, transparent, black 25%, black 72%, transparent); transform: perspective(500px) rotateX(58deg) translateY(50px); transform-origin: bottom; opacity: .5; }
.hero-art::after { content: ""; position: absolute; inset: 12% 5% 13%; background: radial-gradient(ellipse at 50% 47%, rgba(228,184,106,.2), transparent 45%), radial-gradient(ellipse at 50% 70%, rgba(113,217,210,.12), transparent 50%); filter: blur(25px); z-index: -1; }
.hero-rider { position: absolute; width: min(74%, 560px); right: 7%; top: 3%; filter: drop-shadow(0 0 28px rgba(228,184,106,.17)); animation: riderFloat 6s ease-in-out infinite; }
.orbit { position: absolute; border: 1px solid rgba(113,217,210,.23); border-radius: 50%; transform: rotate(-18deg); }
.orbit-one { width: 82%; height: 31%; top: 34%; left: 8%; border-left-color: transparent; border-right-color: var(--gold); animation: orbitSpin 18s linear infinite; }
.orbit-two { width: 75%; height: 26%; top: 39%; left: 14%; border-top-color: var(--gold); border-bottom-color: transparent; transform: rotate(24deg); animation: orbitSpinReverse 13s linear infinite; }
.hero-stamp { position: absolute; left: 2%; top: 19%; color: var(--gold); font-size: 20px; font-weight: 800; letter-spacing: .14em; line-height: .95; opacity: .8; }
.hero-stamp small { display: block; margin-top: 10px; color: var(--muted); font-size: 9px; letter-spacing: .28em; }
.floating-card { position: absolute; display: grid; gap: 5px; padding: 14px 16px; border: 1px solid var(--line-bright); background: rgba(11,16,26,.75); backdrop-filter: blur(14px); box-shadow: 0 16px 50px rgba(0,0,0,.3); font-size: 11px; }
.card-top { top: 23%; right: 0; grid-template-columns: auto 1fr; align-items: center; gap: 8px 10px; }
.card-top strong { grid-column: 2; color: var(--cyan); font-weight: 600; }
.card-bottom { left: 2%; bottom: 14%; min-width: 218px; }
.mini-label { color: var(--muted); font-size: 9px; letter-spacing: .15em; }
.card-bottom strong { color: var(--paper); font-size: 12px; font-weight: 600; }
.status-pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(113,217,210,.08), 0 0 14px var(--cyan); }
.route-line { display: flex; gap: 5px; }
.route-line i { flex: 1; height: 2px; background: var(--line-bright); }
.route-line i:first-child, .route-line i:nth-child(2) { background: var(--gold); }
.signal-strip { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 22px; padding: 20px 24px; border-block: 1px solid var(--line); color: var(--muted); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; }
.signal-strip span { color: var(--gold); }
.content-section, .pricing-section { padding: 145px 0; }
.section-heading { display: grid; grid-template-columns: 1fr .64fr; gap: 60px; align-items: end; margin-bottom: 50px; }
h2 { margin: 17px 0 0; font-size: clamp(39px, 5vw, 66px); line-height: 1.02; }
.section-heading > p { margin-bottom: 4px; color: var(--muted); font-size: 14px; line-height: 1.85; }
.feature-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.feature-tab { padding: 10px 14px; border: 1px solid var(--line); border-radius: 2px; color: var(--muted); background: transparent; font-size: 12px; cursor: pointer; transition: color .25s, border .25s, background .25s; }
.feature-tab:hover, .feature-tab.is-active { border-color: var(--gold); color: var(--gold-bright); background: rgba(228,184,106,.08); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.feature-card { position: relative; min-height: 245px; padding: 26px; overflow: hidden; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(23,32,49,.86), rgba(9,13,22,.8)); transition: transform .35s, border-color .35s, opacity .3s; }
.feature-card:hover { transform: translateY(-7px); border-color: rgba(228,184,106,.55); }
.feature-card.is-hidden { display: none; }
.feature-card-large { grid-column: span 2; background: radial-gradient(circle at 90% 20%, rgba(113,217,210,.1), transparent 28%), linear-gradient(145deg, rgba(29,46,57,.86), rgba(9,13,22,.8)); }
.feature-card-wide { grid-column: span 2; display: flex; align-items: center; justify-content: space-between; min-height: 215px; }
.feature-index { position: absolute; top: 24px; right: 26px; color: rgba(241,238,231,.32); font: 11px monospace; }
.feature-icon { color: var(--gold); font-size: 27px; text-shadow: 0 0 20px rgba(228,184,106,.4); }
.feature-card h3 { margin: 22px 0 12px; font-size: 20px; letter-spacing: -.04em; }
.feature-card p { max-width: 450px; margin-bottom: 20px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.feature-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.feature-tags span { padding: 4px 8px; border: 1px solid var(--line); color: #b3c0ce; font-size: 10px; }
.wide-card-copy { position: relative; z-index: 1; }
.data-rings { position: relative; width: 190px; height: 150px; flex: 0 0 auto; }
.data-rings i { position: absolute; inset: 15%; border: 1px solid rgba(113,217,210,.22); border-radius: 50%; animation: pulseRing 3s ease-in-out infinite; }
.data-rings i:nth-child(2) { inset: 28%; border-color: rgba(228,184,106,.35); animation-delay: -1s; }
.data-rings i:nth-child(3) { inset: 41%; border-color: rgba(113,217,210,.4); animation-delay: -2s; }
.data-rings b { position: absolute; inset: 0; display: grid; place-items: center; color: var(--gold); font-size: 22px; }
.data-rings small { position: absolute; bottom: 2px; left: 0; width: 100%; text-align: center; color: var(--muted); font-size: 9px; letter-spacing: .12em; }
.workflow-section { padding: 145px 0; background: linear-gradient(180deg, transparent, rgba(24,35,51,.46) 25%, rgba(24,35,51,.46) 75%, transparent); }
.workflow-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; position: relative; margin: 70px 0 60px; }
.workflow-line::before { content: ""; position: absolute; top: 19px; left: 7%; right: 7%; height: 1px; background: linear-gradient(90deg, var(--gold), var(--cyan), var(--gold)); opacity: .5; }
.workflow-step { position: relative; padding-top: 55px; }
.workflow-step span { position: absolute; top: 0; left: 0; display: grid; place-items: center; width: 39px; height: 39px; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold); background: var(--ink-soft); font: 11px monospace; }
.workflow-step b { display: block; margin-bottom: 10px; color: var(--paper); font-size: 18px; }
.workflow-step p { color: var(--muted); font-size: 12px; line-height: 1.7; }
.console-panel { border: 1px solid var(--line-bright); background: rgba(4,8,15,.75); box-shadow: 0 20px 80px rgba(0,0,0,.2); }
.console-top, .console-footer { display: flex; align-items: center; gap: 15px; padding: 15px 20px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 10px; letter-spacing: .1em; }
.console-top > span { display: flex; gap: 5px; }
.console-top i { width: 7px; height: 7px; border-radius: 50%; background: #e3776a; }
.console-top i:nth-child(2) { background: var(--gold); }
.console-top i:nth-child(3) { background: var(--cyan); }
.console-top b { color: var(--paper); font-weight: 500; }
.console-top small { margin-left: auto; }
.console-body { padding: 22px 20px; }
.console-log { display: grid; grid-template-columns: 78px 54px 1fr; gap: 12px; align-items: center; min-height: 40px; border-bottom: 1px dashed rgba(255,255,255,.09); color: #b8c2cf; font: 12px/1.6 monospace; }
.console-log:last-child { border-bottom: 0; }
.log-time { color: #697889; }
.console-log b { font-size: 10px; letter-spacing: .08em; }
.log-ok { color: var(--cyan); }
.log-run, .log-next { color: var(--gold); }
.log-wait { color: var(--red); }
.console-footer { border-top: 1px solid var(--line); border-bottom: 0; }
.console-wave { width: 34px; height: 12px; background: linear-gradient(90deg, transparent 0 7%, var(--cyan) 7% 13%, transparent 13% 20%, var(--cyan) 20% 28%, transparent 28% 41%, var(--cyan) 41% 49%, transparent 49% 60%, var(--cyan) 60% 67%, transparent 67%); opacity: .7; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.price-card { position: relative; min-height: 340px; padding: 28px; border: 1px solid var(--line); background: rgba(18,25,38,.7); }
.price-card.featured { border-color: rgba(228,184,106,.75); background: linear-gradient(145deg, rgba(49,41,30,.85), rgba(18,24,36,.8)); }
.popular-badge { position: absolute; top: 0; right: 0; padding: 7px 11px; color: var(--ink); background: var(--gold); font: 9px monospace; letter-spacing: .12em; }
.price-top { display: flex; justify-content: space-between; color: var(--muted); font-size: 13px; }
.price-mark { color: rgba(255,255,255,.25); font: 11px monospace; }
.price { display: flex; align-items: baseline; gap: 8px; margin: 43px 0 10px; }
.price strong { color: var(--gold-bright); font-size: 60px; letter-spacing: -.08em; }
.price span { color: var(--muted); font-size: 12px; }
.price-card p { max-width: 230px; min-height: 44px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.price-button { display: flex; justify-content: space-between; align-items: center; margin-top: 35px; padding: 13px 0; border-top: 1px solid var(--line); color: var(--paper); font-size: 12px; }
.price-button span { color: var(--gold); }
.agent-banner { display: flex; align-items: center; gap: 24px; margin-top: 14px; padding: 24px 28px; border: 1px solid var(--line); background: rgba(113,217,210,.05); }
.agent-symbol { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid var(--cyan); color: var(--cyan); font-size: 24px; }
.agent-banner h3 { margin: 7px 0 4px; font-size: 20px; }
.agent-banner p { margin: 0; color: var(--muted); font-size: 12px; }
.agent-banner .button { margin-left: auto; }
.contact-section { position: relative; min-height: 500px; display: grid; place-items: center; overflow: hidden; border-block: 1px solid var(--line); background: radial-gradient(circle at 50% 55%, rgba(113,217,210,.12), transparent 31rem), linear-gradient(135deg, rgba(228,184,106,.05), transparent 50%); }
.contact-inner { position: relative; z-index: 1; padding: 100px 0; text-align: center; }
.contact-inner .eyebrow { justify-content: center; }
.contact-inner h2 { margin: 20px 0 19px; font-size: clamp(45px, 6vw, 78px); }
.contact-inner p { max-width: 560px; margin: 0 auto; color: var(--muted); font-size: 14px; line-height: 1.8; }
.contact-inner strong { color: var(--gold-bright); }
.contact-actions { justify-content: center; }
.copy-status { display: block; min-height: 17px; margin-top: 12px; color: var(--cyan); }
.contact-orbit { border-color: rgba(228,184,106,.2); }
.contact-orbit.orbit-one { width: 650px; height: 220px; top: 36%; left: calc(50% - 325px); }
.contact-orbit.orbit-two { width: 480px; height: 170px; top: 40%; left: calc(50% - 240px); }
.site-footer { display: flex; align-items: center; justify-content: space-between; min-height: 88px; color: var(--muted); font-size: 11px; }
.site-footer p { margin: 0; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay { transition-delay: .13s; }
.reveal-delay-2 { transition-delay: .26s; }
.reveal-delay-3 { transition-delay: .39s; }
@keyframes riderFloat { 0%,100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-13px) rotate(1deg); } }
@keyframes orbitSpin { to { transform: rotate(342deg); } }
@keyframes orbitSpinReverse { to { transform: rotate(-336deg); } }
@keyframes pulseRing { 0%,100% { transform: scale(.96); opacity: .5; } 50% { transform: scale(1.06); opacity: 1; } }
@media (max-width: 860px) {
  .site-header { width: min(100% - 28px, 1180px); }
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 80px 0 70px; }
  .hero-art { min-height: 430px; margin-top: -16px; }
  .hero-proof { margin-top: 46px; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .feature-grid, .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card-large, .feature-card-wide { grid-column: span 2; }
  .workflow-line { grid-template-columns: repeat(2, 1fr); gap: 42px 20px; }
  .workflow-line::before { display: none; }
  .agent-banner { align-items: flex-start; flex-wrap: wrap; }
  .agent-banner .button { margin-left: 70px; }
}
@media (max-width: 560px) {
  .section-shell { width: min(100% - 32px, 1180px); }
  .site-header { height: 65px; }
  .header-cta { padding: 8px 10px; }
  .hero { padding-top: 64px; }
  h1 { font-size: 55px; }
  .hero-lead { font-size: 14px; }
  .hero-proof { gap: 18px; }
  .hero-proof strong { font-size: 18px; }
  .hero-art { min-height: 340px; }
  .hero-rider { width: 92%; right: -3%; }
  .hero-stamp { top: 12%; font-size: 14px; }
  .card-top { top: 15%; right: -2%; }
  .card-bottom { bottom: 6%; left: -2%; min-width: 195px; }
  .signal-strip { gap: 12px; font-size: 9px; letter-spacing: .08em; }
  .content-section, .pricing-section, .workflow-section { padding: 95px 0; }
  h2 { font-size: 41px; }
  .feature-grid, .pricing-grid { grid-template-columns: 1fr; }
  .feature-card-large, .feature-card-wide { grid-column: span 1; }
  .feature-card-wide { display: block; min-height: 300px; }
  .data-rings { margin: 10px auto 0; }
  .workflow-line { grid-template-columns: 1fr 1fr; }
  .console-log { grid-template-columns: 62px 43px 1fr; gap: 7px; font-size: 10px; }
  .price-card { min-height: 300px; }
  .agent-banner .button { margin-left: 0; }
  .site-footer { flex-wrap: wrap; gap: 12px; padding: 24px 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}