:root {
  --cream: #fff8d8;
  --yellow: #ffd51e;
  --ink: #2e241f;
  --muted: #74665e;
  --red: #ff5a43;
  --cyan: #20c8dc;
  --white: #fffdf4;
  --content-width: 1160px;
  --radius: 26px;
  --font: Inter, ui-rounded, "SF Pro Rounded", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-height: 100vh; font-family: var(--font); color: var(--ink); background: var(--cream); line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.site-header { position: relative; z-index: 20; background: rgba(255,248,216,.9); border-bottom: 2px solid rgba(46,36,31,.08); backdrop-filter: blur(16px); }
.header-inner { width: min(var(--content-width), calc(100% - 40px)); min-height: 82px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 48px; height: 48px; display: grid; place-items: center; border: 2px solid var(--ink); border-radius: 15px 15px 18px 18px; background: var(--yellow); box-shadow: 4px 4px 0 var(--ink); font-weight: 1000; font-size: 23px; transform: rotate(-4deg); }
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy strong { font-size: 19px; letter-spacing: .04em; }
.brand-copy small { margin-top: 5px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .2em; }
.header-actions { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 700; }
.nav-link { position: relative; }
.nav-link::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -5px; height: 2px; background: var(--ink); transition: right .2s ease; }
.nav-link:hover::after { right: 0; }
.nav-button { display: inline-flex; align-items: center; gap: 7px; padding: 10px 16px; border: 2px solid var(--ink); border-radius: 999px; background: var(--white); box-shadow: 3px 3px 0 var(--ink); transition: transform .18s ease, box-shadow .18s ease; }
.nav-button:hover { transform: translate(2px,2px); box-shadow: 1px 1px 0 var(--ink); }

.hero-section { position: relative; overflow: hidden; background-color: var(--cream); background-image: radial-gradient(rgba(46,36,31,.08) 1px, transparent 1px); background-size: 18px 18px; border-bottom: 2px solid var(--ink); }
.hero-section::before { content: ""; position: absolute; width: 480px; height: 480px; left: -240px; top: 60px; border-radius: 50%; background: rgba(255,213,30,.38); }
.hero-noise { position: absolute; inset: 0; opacity: .35; pointer-events: none; background: linear-gradient(115deg, transparent 0 52%, rgba(255,255,255,.7) 52% 53%, transparent 53%); }
.hero-inner { position: relative; width: min(var(--content-width), calc(100% - 40px)); min-height: 610px; margin: 0 auto; display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 30px; }
.hero-copy { position: relative; z-index: 3; padding: 74px 0 62px; }
.eyebrow { width: fit-content; margin: 0 0 22px; display: flex; align-items: center; gap: 9px; padding: 8px 13px; border: 2px solid var(--ink); border-radius: 999px; background: var(--white); font-size: 13px; font-weight: 800; box-shadow: 3px 3px 0 var(--ink); }
.eyebrow-dot { width: 9px; height: 9px; border-radius: 50%; background: #45bd78; box-shadow: 0 0 0 4px rgba(69,189,120,.18); }
.hero-copy h1 { margin: 0; font-size: clamp(58px,6vw,86px); line-height: .98; letter-spacing: -.055em; font-weight: 1000; }
.hero-copy h1 span { position: relative; z-index: 1; display: inline-block; margin-left: .06em; color: var(--red); transform: rotate(-5deg); }
.hero-copy h1 span::after { content: ""; position: absolute; z-index: -1; left: -5%; right: -8%; bottom: 3px; height: 18px; background: var(--yellow); border-radius: 3px; transform: rotate(2deg); }
.hero-lead { margin: 25px 0 0; color: var(--muted); font-size: 17px; line-height: 1.9; font-weight: 540; }
.hero-actions { margin-top: 30px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.primary-cta { display: inline-flex; align-items: center; gap: 13px; padding: 15px 22px; border: 2px solid var(--ink); border-radius: 16px; background: var(--yellow); box-shadow: 5px 5px 0 var(--ink); font-size: 16px; font-weight: 900; transition: transform .18s ease, box-shadow .18s ease; }
.primary-cta:hover { transform: translate(3px,3px); box-shadow: 2px 2px 0 var(--ink); }
.primary-cta span { width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--white); }
.cta-note { color: var(--muted); font-size: 12px; font-weight: 700; }
.trust-list { margin: 34px 0 0; padding: 0; display: flex; gap: 25px; flex-wrap: wrap; list-style: none; font-size: 13px; font-weight: 800; }
.trust-list li { display: flex; align-items: center; gap: 7px; }
.trust-list span { width: 21px; height: 21px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--yellow); font-size: 12px; }

.hero-art { position: relative; height: 100%; min-height: 560px; display: flex; align-items: flex-end; justify-content: center; }
.hero-art img { position: relative; z-index: 2; width: min(100%,490px); max-height: 570px; object-fit: contain; object-position: bottom; filter: drop-shadow(0 22px 14px rgba(94,64,15,.22)); transform: translateY(16px); }
.art-burst { position: absolute; z-index: 0; width: 460px; height: 460px; left: 50%; top: 51%; transform: translate(-50%,-50%) rotate(7deg); background: var(--yellow); border: 3px solid var(--ink); border-radius: 44% 56% 53% 47% / 57% 44% 56% 43%; box-shadow: 14px 14px 0 rgba(255,90,67,.92); }
.art-burst::after { content: ""; position: absolute; inset: 20px; border: 2px dashed rgba(46,36,31,.35); border-radius: inherit; }
.speech-bubble { position: absolute; z-index: 4; top: 90px; right: -3px; display: flex; flex-direction: column; padding: 13px 17px; border: 2px solid var(--ink); border-radius: 16px 16px 16px 4px; background: var(--white); box-shadow: 4px 4px 0 var(--ink); transform: rotate(3deg); }
.speech-bubble strong { font-size: 16px; }
.speech-bubble small { color: var(--muted); font-size: 10px; }
.online-pill { position: absolute; z-index: 4; left: 35px; bottom: 45px; display: flex; align-items: center; gap: 7px; padding: 8px 12px; border: 2px solid var(--ink); border-radius: 999px; background: var(--cyan); box-shadow: 3px 3px 0 var(--ink); font-size: 11px; font-weight: 1000; letter-spacing: .14em; transform: rotate(-5deg); }
.online-pill span { width: 8px; height: 8px; border-radius: 50%; background: var(--white); box-shadow: 0 0 0 3px rgba(255,255,255,.35); }
.art-spark { position: absolute; z-index: 4; color: var(--red); font-size: 36px; }
.spark-one { left: 25px; top: 120px; transform: rotate(-12deg); }
.spark-two { right: 30px; bottom: 125px; color: var(--cyan); font-size: 25px; }

.services-section { width: min(var(--content-width), calc(100% - 40px)); margin: 0 auto; padding: 90px 0 72px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 34px; }
.section-heading h2 { margin: 4px 0 0; font-size: clamp(34px,4vw,52px); line-height: 1.1; letter-spacing: -.04em; }
.section-kicker { margin: 0; color: var(--red); font-size: 12px; font-weight: 1000; letter-spacing: .22em; }
.section-heading > p { margin: 0 0 7px; color: var(--muted); font-size: 14px; }
.service-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.service-card { --card-color: #ffe175; position: relative; min-height: 205px; padding: 26px; overflow: hidden; display: grid; grid-template-columns: 82px 1fr; grid-template-rows: 1fr auto; align-items: center; gap: 16px; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); box-shadow: 6px 6px 0 var(--ink); transition: transform .22s ease, box-shadow .22s ease; }
.service-card::before { content: ""; position: absolute; width: 170px; height: 170px; right: -72px; top: -78px; border-radius: 50%; background: var(--card-color); opacity: .55; }
.service-card:hover { transform: translate(-2px,-5px); box-shadow: 9px 11px 0 var(--ink); }
.service-index { position: absolute; right: 18px; top: 13px; color: rgba(46,36,31,.4); font-size: 11px; font-weight: 1000; letter-spacing: .12em; }
.service-icon { grid-row: 1 / 3; width: 78px; height: 78px; display: grid; place-items: center; border: 2px solid var(--ink); border-radius: 24px; background: var(--card-color); box-shadow: 4px 4px 0 var(--ink); font-size: 28px; font-weight: 1000; transform: rotate(-4deg); }
.service-text { align-self: end; display: flex; flex-direction: column; gap: 6px; }
.service-text strong { font-size: 20px; letter-spacing: -.02em; }
.service-text small { color: var(--muted); font-size: 12px; }
.service-arrow { align-self: end; justify-self: end; width: 35px; height: 35px; display: grid; place-items: center; border: 2px solid var(--ink); border-radius: 50%; background: var(--ink); color: var(--white); font-weight: 900; transition: transform .2s ease; }
.service-card:hover .service-arrow { transform: rotate(45deg); }
.card-orange { --card-color: #ffd347; } .card-blue { --card-color: #73dfea; } .card-red { --card-color: #ff8c77; }
.card-pink { --card-color: #ffb3c8; } .card-purple { --card-color: #c9b5f5; } .card-green { --card-color: #a9df9b; }

.promise-section { width: min(var(--content-width), calc(100% - 40px)); margin: 0 auto 88px; padding: 34px 40px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 32px; border: 2px solid var(--ink); border-radius: 28px; background: var(--ink); color: var(--white); box-shadow: 8px 8px 0 var(--yellow); }
.promise-badge { width: 86px; height: 86px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); color: var(--ink); border: 2px solid var(--white); font-size: 11px; font-weight: 1000; letter-spacing: .06em; transform: rotate(-9deg); }
.promise-copy p { margin: 0 0 5px; color: var(--yellow); font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.promise-copy h2 { margin: 0 0 8px; font-size: 25px; }
.promise-copy span { color: rgba(255,255,255,.68); font-size: 13px; }
.promise-section > a { padding: 11px 15px; border: 1px solid rgba(255,255,255,.4); border-radius: 999px; font-size: 13px; font-weight: 800; white-space: nowrap; }
.promise-section > a:hover { background: var(--yellow); color: var(--ink); border-color: var(--yellow); }
.home-footer { padding: 22px 20px 34px; border-top: 1px solid rgba(46,36,31,.12); text-align: center; color: var(--muted); font-size: 12px; }
.home-footer p { margin: 0; } .home-footer a { color: var(--ink); font-weight: 800; }

/* 业务详情页兼容 */
.topbar { background: rgba(255,248,216,.94); border-bottom: 1px solid rgba(46,36,31,.1); }
.topbar-inner, .biz-detail-header, .biz-detail-page { max-width: 832px; margin: 0 auto; padding-left: 16px; padding-right: 16px; }
.topbar-inner { min-height: 52px; display: flex; align-items: center; gap: 12px; }
.marquee { flex: 1; overflow: hidden; }
.marquee-track { display: flex; width: max-content; gap: 3rem; animation: marquee-scroll 18s linear infinite; }
.marquee-text { white-space: nowrap; color: #a96900; font-size: 13px; font-weight: 700; }
@keyframes marquee-scroll { from { transform: translateX(0); } to { transform: translateX(-33.333%); } }
.btn-home, .btn-back { display: inline-block; padding: 7px 15px; border: 2px solid var(--ink); border-radius: 999px; background: var(--yellow); color: var(--ink) !important; box-shadow: 2px 2px 0 var(--ink); font-size: 13px; font-weight: 800; }
.biz-detail-header { padding-top: 18px; padding-bottom: 8px; }
.biz-detail-page { padding-top: 8px; padding-bottom: 30px; }
.biz-panel { overflow: hidden; border: 2px solid var(--ink); border-radius: 18px; background: #fff; box-shadow: 6px 6px 0 var(--ink); }
.biz-tabs { margin: 0; padding: 14px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; list-style: none; border-bottom: 1px solid #eee; }
.biz-tab { display: inline-block; padding: 6px 14px; border-radius: 999px; color: #555; font-size: 13px; }
.biz-tab.is-active, .biz-tab--active, #tab-s3:checked ~ .biz-tabs-interactive label[for="tab-s3"], #tab-fun:checked ~ .biz-tabs-interactive label[for="tab-fun"], #tab-paodao:checked ~ .biz-tabs-interactive label[for="tab-paodao"] { background: var(--ink); color: #fff; }
.biz-tab-radios { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.biz-poster-wrap, .biz-poster { width: 100%; background: #fff; }
.biz-poster { display: block; height: auto; }
.biz-panel .tab-panel { display: none; }
.biz-panel:has(#tab-s3:checked) .tab-panel-s3, .biz-panel:has(#tab-fun:checked) .tab-panel-fun, .biz-panel:has(#tab-paodao:checked) .tab-panel-paodao { display: block; }
.footer:not(.home-footer) { padding: 12px 16px 28px; text-align: center; color: var(--muted); font-size: 12px; }
.footer:not(.home-footer) p { margin: 0; display: inline-flex; align-items: center; gap: 4px; flex-wrap: wrap; justify-content: center; }
.footer-brand { display: inline-flex; align-items: center; gap: 4px; font-weight: 800; }
.footer-logo { width: 16px; height: 16px; border-radius: 4px; }

@media (max-width: 900px) {
  .hero-inner { min-height: auto; grid-template-columns: 1fr 1fr; }
  .hero-copy { padding: 58px 0 50px; }
  .hero-copy h1 { font-size: clamp(52px,8vw,70px); }
  .hero-art { min-height: 500px; }
  .art-burst { width: 360px; height: 360px; }
  .service-grid { grid-template-columns: repeat(2,1fr); }
  .promise-section { grid-template-columns: auto 1fr; }
  .promise-section > a { grid-column: 2; justify-self: start; }
}

@media (max-width: 680px) {
  .header-inner { width: min(100% - 28px,var(--content-width)); min-height: 70px; }
  .brand-mark { width: 42px; height: 42px; font-size: 20px; box-shadow: 3px 3px 0 var(--ink); }
  .brand-copy strong { font-size: 16px; } .brand-copy small, .nav-link { display: none; }
  .nav-button { padding: 8px 12px; font-size: 12px; }
  .hero-inner { width: min(100% - 28px,var(--content-width)); display: flex; flex-direction: column; gap: 0; }
  .hero-copy { width: 100%; padding: 46px 0 8px; }
  .eyebrow { margin-bottom: 18px; font-size: 11px; }
  .hero-copy h1 { font-size: clamp(51px,16vw,68px); }
  .hero-lead { margin-top: 20px; font-size: 14px; line-height: 1.75; } .desktop-only { display: none; }
  .hero-actions { margin-top: 24px; } .trust-list { margin-top: 27px; gap: 13px; font-size: 11px; }
  .hero-art { width: 100%; min-height: 440px; } .hero-art img { width: 345px; max-height: 430px; }
  .art-burst { width: 320px; height: 320px; box-shadow: 9px 9px 0 var(--red); }
  .speech-bubble { top: 72px; right: 2px; } .online-pill { left: 5px; bottom: 34px; } .spark-one { left: 0; top: 70px; }
  .services-section { width: min(100% - 28px,var(--content-width)); padding: 64px 0 55px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 10px; margin-bottom: 25px; }
  .section-heading > p { font-size: 12px; } .service-grid { grid-template-columns: 1fr; gap: 15px; }
  .service-card { min-height: 145px; grid-template-columns: 70px 1fr; padding: 20px; }
  .service-icon { width: 66px; height: 66px; border-radius: 20px; font-size: 24px; }
  .service-text strong { font-size: 18px; }
  .promise-section { width: min(100% - 28px,var(--content-width)); margin-bottom: 60px; padding: 28px 23px; grid-template-columns: 1fr; gap: 20px; }
  .promise-badge { width: 70px; height: 70px; } .promise-section > a { grid-column: 1; } .promise-copy h2 { font-size: 22px; }
  .biz-detail-header, .biz-detail-page, .topbar-inner { padding-left: 10px; padding-right: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; } .marquee-track { animation: none; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}