:root {
  color-scheme: dark;
  --bg: #131019;
  --surface: #1b1523;
  --text: #f2edf5;
  --muted: #aaa0b5;
  --line: #ffffff16;
  --purple: #c9a2ed;
  --pink: #efa8cc;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
a, button { -webkit-tap-highlight-color: transparent; }
button, a { touch-action: manipulation; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--pink); outline-offset: 6px; }
::selection { background: #9b619b; color: white; }
h1, h2, h3, p { margin: 0; }
.section-shell { max-width: 1320px; margin: auto; padding-inline: 64px; }
.header { height: 100px; max-width: 1440px; padding: 0 64px; margin: auto; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; gap: 12px; align-items: center; }
.brand > span { font-size: 21px; font-weight: 650; letter-spacing: 3px; }
.brand small { display: block; font-size: 8px; letter-spacing: 2.9px; color: var(--muted); margin-top: 5px; }
nav { display: flex; gap: 35px; align-items: center; font-size: 13px; }
nav a { transition: color .2s; }
nav a:hover, .text-link:hover { color: var(--pink); }
.nav-contact { border: 1px solid #ad90c44a; padding: 11px 19px; border-radius: 4px; }
.nav-contact span { margin-left: 16px; color: var(--pink); }
.menu-toggle { display: none; }
.hero { position: relative; display: grid; grid-template-columns: 1fr 1fr; min-height: 730px; align-items: center; padding-bottom: 66px; }
.hero-copy { position: relative; z-index: 1; padding-top: 18px; }
.eyebrow { font-size: 11px; letter-spacing: 3px; color: var(--purple); display: flex; align-items: center; gap: 12px; }
.tiny-line { width: 24px; height: 1px; background: var(--pink); }
h1 { font-size: clamp(42px, 4.4vw, 64px); line-height: 1.38; letter-spacing: -2px; font-weight: 600; margin-top: 28px; }
.accent { color: var(--pink); }
.hero-description { color: var(--muted); font-size: 15px; line-height: 1.95; margin-top: 24px; }
.hero-actions { display: flex; gap: 28px; align-items: center; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 48px; padding: 0 21px; border-radius: 4px; font-size: 13px; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-3px); }
.button-primary { background: #d7b2ed; color: #271832; }
.button-primary:hover { background: #e8c8f8; }
.button span { font-size: 20px; }
.text-link { font-size: 13px; display: inline-flex; gap: 20px; align-items: center; padding-block: 12px; }
.hero-caption { display: flex; flex-wrap: wrap; gap: 16px; font-size: 9px; letter-spacing: 1.4px; color: #95899f; margin-top: 54px; }
.hero-caption span + span { padding-left: 16px; border-left: 1px solid #79628655; }
.hero-art { position: relative; align-self: stretch; display: flex; align-items: center; justify-content: center; margin-right: -24px; }
.art-grid { position: absolute; inset: 55px 0 30px; background-image: linear-gradient(#b091cd09 1px, transparent 1px), linear-gradient(90deg, #b091cd09 1px, transparent 1px); background-size: 54px 54px; mask-image: radial-gradient(ellipse, #000, transparent 73%); }
.ribbon-art { width: 112%; max-width: 650px; position: relative; animation: float 9s ease-in-out infinite; }
.art-coordinate { position: absolute; font-size: 8px; letter-spacing: 2px; color: #9a8da8; top: 52px; right: 15px; }
.art-label { position: absolute; bottom: 48px; right: 12px; left: 50px; border-top: 1px solid var(--line); padding-top: 18px; display: flex; align-items: center; gap: 10px; font-size: 10px; color: #b7a9c5; }
.art-label > span:last-child { margin-left: auto; letter-spacing: 2px; font-size: 9px; }
.status-dot { display: inline-block; flex-shrink: 0; width: 5px; height: 5px; background: var(--pink); border-radius: 50%; box-shadow: 0 0 12px #e899c066; }
.scroll-hint { position: absolute; bottom: 26px; left: 64px; display: flex; gap: 14px; align-items: center; font-size: 10px; letter-spacing: 2px; color: #998ca5; }
.scroll-hint span { font-size: 20px; }
.section-index { display: flex; justify-content: space-between; color: #9c8ba9; font-size: 10px; letter-spacing: 2px; padding-top: 29px; border-top: 1px solid var(--line); }
.section-index span:last-child { letter-spacing: 1px; }
.about { padding-top: 30px; padding-bottom: 110px; }
.about-layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: 75px; margin-top: 64px; }
h2 { font-size: clamp(30px, 3vw, 42px); font-weight: 500; line-height: 1.55; letter-spacing: -.8px; }
.muted { color: #a599b1; }
.about-copy { max-width: 470px; }
.about-copy p { font-size: 14px; line-height: 2.05; color: var(--muted); margin-bottom: 18px; }
.about-copy .text-link { margin-top: 4px; color: var(--purple); }
.values { margin-top: 58px; display: grid; grid-template-columns: repeat(3, 1fr); padding: 32px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.values > div { padding-left: 35px; border-left: 1px solid var(--line); }
.values > div:first-child { padding-left: 0; border: 0; }
.values span { font-size: 24px; color: #d6bfdc; letter-spacing: 4px; }
.values p { color: var(--muted); font-size: 12px; margin-top: 12px; }
.business { padding-bottom: 105px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; margin: 55px 0 46px; gap: 30px; }
.section-heading > p { font-size: 13px; line-height: 1.9; color: var(--muted); }
.business-row { display: grid; grid-template-columns: 45px 125px 1fr 170px; align-items: center; padding: 33px 0; border-top: 1px solid var(--line); gap: 20px; }
.business-row:last-child { border-bottom: 1px solid var(--line); }
.row-number { font-size: 11px; color: #9f8eae; font-variant-numeric: tabular-nums; }
.business-row h3 { font-size: 22px; font-weight: 500; margin-bottom: 12px; }
.business-row p { max-width: 465px; font-size: 13px; color: var(--muted); line-height: 1.9; }
.row-english { color: #9e8dab; font-size: 8px; letter-spacing: 1.7px; justify-self: end; }
.business-symbol { display: flex; width: 74px; height: 74px; align-items: center; justify-content: center; }
.symbol-expression { gap: 5px; transform: rotate(-18deg); }
.symbol-expression i { width: 14px; height: 42px; background: linear-gradient(#deaddc,#6b498d); border: 1px solid #b691c0; border-radius: 9px; }
.symbol-expression i:nth-child(2) { height: 65px; }
.symbol-connection i { width: 43px; height: 43px; border: 9px solid #b58ac7; border-radius: 50%; }
.symbol-connection i + i { margin-left: -13px; border-color: #e4aac4; transform: translateY(13px); }
.symbol-digital { display: grid; grid-template-columns: 24px 24px; grid-template-rows: 24px 24px; gap: 6px; transform: rotate(-12deg); }
.symbol-digital i { border: 1px solid #cf9ad3; background: #51365e; border-radius: 3px; }
.symbol-digital i:first-child { background: #b28ac7; }
.symbol-digital i:last-child { background: #d69fba; }
.product { padding-bottom: 110px; }
.product-panel { display: grid; grid-template-columns: 1fr 1fr; background: linear-gradient(120deg,#241b2e,#1b1624 55%,#302137); border: 1px solid #c59ce522; border-radius: 10px; margin-top: 40px; overflow: hidden; min-height: 560px; }
.product-copy { padding: 52px 0 52px 52px; position: relative; z-index: 1; }
.product-name { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 600; }
.product-name > span { color: #ff529b; font-size: 25px; }
.product-name small { font-size: 8px; color: #ad93bb; letter-spacing: 2px; margin-left: 9px; font-weight: 400; }
.product-copy h2 { margin: 30px 0 18px; font-size: 44px; }
.product-copy > p { color: #b5a5c0; font-size: 13px; line-height: 2; max-width: 330px; }
.product-features { padding: 0; margin: 23px 0 29px; display: flex; gap: 15px; flex-wrap: wrap; list-style: none; font-size: 10px; color: #d7c1e3; }
.product-features li::before { content: '·'; color: var(--pink); margin-right: 6px; }
.button-outline { border: 1px solid #b898cd66; color: #e5d4f0; }
.button-outline:hover { background: #ffffff09; }
.product-visual { position: relative; display: flex; align-items: center; justify-content: center; min-height: 480px; }
.orbit { position: absolute; width: 380px; height: 380px; border: 1px solid #dab3eb15; border-radius: 50%; }
.orbit-two { width: 480px; height: 480px; border-style: dashed; opacity: .7; }
.product-tile { display: flex; flex-direction: column; width: 237px; height: 320px; padding: 28px; background: linear-gradient(140deg,#5c397b,#2c1d40 45%,#35203b); border: 1px solid #af7ecc66; border-radius: 27px; transform: rotate(9deg); box-shadow: 14px 22px 55px #09050d66, inset 0 1px 2px #f0c7ff3b; position: relative; }
.tile-heart { color: #ff63a9; font-size: 70px; line-height: 1.3; margin-top: 18px; }
.tile-star { position: absolute; right: 25px; top: 24px; color: #d3a5e5; font-size: 22px; }
.product-tile strong { font-size: 33px; letter-spacing: 4px; margin-top: 5px; }
.product-tile small { margin-top: 10px; color: #ccb4de; font-size: 11px; letter-spacing: 3px; }
.tile-line { width: 100%; height: 1px; background: #b992cc33; margin-top: auto; }
.tile-caption { margin-top: 18px; color: #c2a6d1; font-size: 8px; letter-spacing: 1px; }
.floating-note { position: absolute; font-size: 10px; padding: 14px 19px; border: 1px solid #caa8de2e; background: #302239ee; border-radius: 7px; color: #dfcbe8; box-shadow: 0 8px 30px #140b1f33; }
.note-top { top: 91px; left: 0; transform: rotate(-6deg); }
.note-bottom { bottom: 83px; right: 28px; transform: rotate(-4deg); }
.note-bottom .status-dot { margin-right: 9px; }
.concept-label { position: absolute; bottom: 22px; font-size: 7px; letter-spacing: 1.5px; color: #a88ab6; }
.contact { padding-bottom: 90px; }
.contact-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 80px; margin-top: 58px; }
.contact-layout > div > p { color: var(--muted); font-size: 13px; line-height: 1.8; margin-top: 20px; }
.email-link { display: flex; width: fit-content; max-width: 100%; gap: 25px; align-items: center; font-size: clamp(20px,2.4vw,30px); letter-spacing: -.5px; margin-top: 33px; border-bottom: 1px solid #b597cb55; padding-bottom: 12px; }
.email-link:hover { color: var(--pink); }
.email-link span { color: var(--pink); }
.copy-button { background: transparent; border: 0; padding: 12px 0; color: #b9a5c8; font-size: 11px; display: inline-flex; gap: 15px; align-items: center; min-height: 44px; }
.copy-button:hover { color: var(--pink); }
.address-panel { border-left: 1px solid var(--line); padding: 18px 0 0 35px; position: relative; }
.address-panel .eyebrow { font-size: 8px; letter-spacing: 1.6px; }
.address-panel h3 { font-weight: 500; font-size: 25px; margin-top: 23px; }
address { font-style: normal; color: var(--muted); line-height: 2; font-size: 13px; margin-top: 18px; }
.address-panel .copy-button { margin-top: 9px; }
.address-icon { position: absolute; top: 10px; right: 0; color: #b090c0; font-size: 23px; }
.footer { display: flex; align-items: center; justify-content: space-between; min-height: 100px; gap: 25px; border-top: 1px solid var(--line); color: #9d8fa8; font-size: 10px; }
.footer-brand > span { font-size: 16px; letter-spacing: 2px; color: #cbbad5; }
.footer p { line-height: 1.8; }
.footer .icp-link { display: inline-block; padding-block: 4px; font-size: 12px; }
.footer > a:last-child { padding-block: 15px; }
.toast { position: fixed; z-index: 20; bottom: 24px; left: 50%; transform: translate(-50%,15px); opacity: 0; visibility: hidden; background: #ead9f2; color: #302138; padding: 14px 22px; border-radius: 8px; font-size: 13px; max-width: calc(100vw - 32px); width: max-content; line-height: 1.7; overflow-wrap: anywhere; transition: opacity .2s, transform .2s; box-shadow: 0 8px 30px #0005; }
.toast.is-visible { opacity: 1; visibility: visible; transform: translate(-50%,0); }
.skip-link { position: fixed; top: -100px; left: 20px; z-index: 30; background: #d7b2ed; color: #23152c; padding: 15px; }
.skip-link:focus { top: 12px; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@media (min-width: 1600px) { .hero { min-height: 790px; } }
@media (max-width: 1050px) {
  .section-shell, .header { padding-inline: 36px; }
  .hero { min-height: 650px; }
  .hero-art { margin-right: 0; }
  .art-label { left: 10px; font-size: 9px; }
  .scroll-hint { left: 36px; }
  .about-layout { gap: 40px; }
  .business-row { grid-template-columns: 28px 85px 1fr; }
  .row-english { display: none; }
  .product-copy { padding-left: 32px; }
  .product-tile { width: 205px; }
  .note-top { left: -15px; top: 95px; }
  .note-bottom { right: 8px; }
  .contact-layout { gap: 40px; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 24px; }
  .section-shell { padding-inline: 24px; }
  .header { height: 80px; padding-inline: 24px; position: relative; z-index: 10; }
  .brand > span { font-size: 18px; }
  .brand img { width: 32px; height: 32px; }
  .brand small { font-size: 7px; letter-spacing: 2px; }
  .menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 6px; width: 44px; height: 44px; border: 1px solid #baa2cb33; border-radius: 5px; background: transparent; padding: 11px; }
  .menu-toggle span { display: block; height: 1px; width: 20px; background: #d4bfdc; }
  nav { display: none; position: absolute; top: 79px; left: 0; right: 0; padding: 18px 24px 24px; background: #1c1525; box-shadow: 0 15px 25px #0005; border-bottom: 1px solid var(--line); }
  nav.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  nav a { padding: 16px 12px; }
  .nav-contact { margin-top: 10px; }
  .hero { grid-template-columns: 1fr; padding-top: 46px; padding-bottom: 64px; min-height: auto; }
  .hero-copy { padding-top: 0; }
  .eyebrow { font-size: 10px; }
  h1 { font-size: clamp(36px,9vw,52px); margin-top: 24px; letter-spacing: -1.2px; }
  .hero-description { font-size: 13px; margin-top: 20px; }
  .hero-actions { gap: 22px; margin-top: 28px; }
  .button { gap: 24px; padding-inline: 17px; font-size: 12px; }
  .text-link { font-size: 12px; gap: 13px; }
  .hero-caption { margin-top: 28px; font-size: 8px; gap: 8px; letter-spacing: .5px; }
  .hero-caption span + span { padding-left: 8px; }
  .hero-art { height: 350px; margin-top: 16px; }
  .ribbon-art { width: 365px; max-width: 100%; height: 350px; }
  .art-coordinate { top: 19px; right: 0; font-size: 6px; }
  .art-label { left: 0; right: 0; bottom: 0; padding-top: 13px; }
  .scroll-hint { bottom: 16px; left: 24px; font-size: 8px; }
  .section-index { padding-top: 23px; font-size: 8px; letter-spacing: 1.3px; }
  .about { padding-top: 22px; padding-bottom: 64px; }
  .about-layout { grid-template-columns: 1fr; gap: 27px; margin-top: 36px; }
  h2 { font-size: 30px; }
  .about-copy p { font-size: 13px; }
  .values { margin-top: 32px; padding-block: 23px; }
  .values > div { padding-left: 16px; }
  .values span { font-size: 20px; letter-spacing: 2px; }
  .values p { font-size: 9px; line-height: 1.8; padding-right: 5px; }
  .business { padding-bottom: 64px; }
  .section-heading { display: block; margin: 35px 0 29px; }
  .section-heading > p { margin-top: 18px; font-size: 12px; }
  .business-row { grid-template-columns: 20px 56px 1fr; gap: 10px; padding-block: 27px; }
  .business-row h3 { font-size: 18px; margin-bottom: 8px; }
  .business-row p { font-size: 11px; }
  .business-symbol { transform: scale(.7); transform-origin: center; width: 54px; }
  .symbol-expression { transform: scale(.7) rotate(-18deg); }
  .symbol-digital { transform: scale(.7) rotate(-12deg); }
  .row-number { font-size: 9px; }
  .product { padding-bottom: 64px; }
  .product-panel { grid-template-columns: 1fr; margin-top: 30px; }
  .product-copy { padding: 32px 27px 0; }
  .product-copy h2 { font-size: 36px; margin-top: 25px; }
  .product-visual { min-height: 400px; overflow: hidden; }
  .product-tile { width: 203px; height: 280px; }
  .tile-heart { font-size: 55px; }
  .product-tile strong { font-size: 28px; }
  .note-top { top: 42px; left: 10px; font-size: 8px; }
  .note-bottom { bottom: 39px; right: 12px; font-size: 9px; }
  .concept-label { bottom: 12px; font-size: 6px; }
  .orbit { width: 300px; height: 300px; }
  .orbit-two { width: 370px; height: 370px; }
  .contact { padding-bottom: 50px; }
  .contact-layout { grid-template-columns: 1fr; gap: 35px; margin-top: 36px; }
  .contact-layout > div > p { font-size: 12px; }
  .email-link { margin-top: 24px; font-size: clamp(18px,5.4vw,25px); gap: 15px; }
  .address-panel { border-left: 0; border-top: 1px solid var(--line); padding: 28px 0 0; }
  .address-icon { top: 22px; }
  .address-panel h3 { font-size: 23px; margin-top: 20px; }
  address { font-size: 12px; }
  .footer { padding-block: 28px; flex-wrap: wrap; gap: 12px; font-size: 9px; }
  .footer-brand { width: 100%; }
  .footer-brand > span { font-size: 15px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}