:root{--ink:#10201d;--deep:#071d19;--deep2:#123b33;--paper:#f4f1e9;--ivory:#fffdf8;--gold:#c79a4d;--gold2:#e7c789;--jade:#56a58d;--muted:#67716d;--line:rgba(16,32,29,.15);--serif:"Songti SC","STSong","Noto Serif CJK SC",serif;--sans:"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}h1,h2,h3,p{margin-top:0}.nav{height:82px;padding:0 4vw;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;position:sticky;top:0;z-index:30;background:rgba(244,241,233,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:16px}.brand img{width:142px}.brand span{padding-left:16px;border-left:1px solid var(--line);font-size:12px;letter-spacing:.1em}.nav nav{display:flex;gap:28px;font-size:13px;font-weight:700}.nav nav a:hover{color:var(--gold)}.nav-action{justify-self:end;display:flex;align-items:center;gap:12px;font-size:13px;font-weight:760}.nav-action b{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--deep);color:#fff}.hero{min-height:790px;display:grid;grid-template-columns:48% 52%;background:var(--ivory);border-bottom:1px solid var(--line)}.hero-copy{padding:96px 5.8vw 72px max(5.8vw,calc((100vw - 1500px)/2));display:flex;flex-direction:column;justify-content:center}.eyebrow{display:flex;align-items:center;gap:12px;margin:0 0 26px;color:var(--deep2);font-size:11px;font-weight:820;letter-spacing:.2em}.eyebrow:before{content:"";width:34px;height:1px;background:var(--gold)}.eyebrow.light{color:rgba(255,255,255,.62)}h1{margin:0;font-size:clamp(58px,5.8vw,96px);line-height:1.01;letter-spacing:-.075em}h1 em,h2 em{font-family:var(--serif);font-style:normal;font-weight:600;color:var(--deep2)}.lead{max-width:690px;margin:34px 0 0;color:#53605c;font-size:18px;line-height:1.85}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:33px}.button{min-height:55px;padding:0 23px;display:inline-flex;align-items:center;justify-content:space-between;gap:30px;border:1px solid var(--ink);font-size:14px;font-weight:760;transition:.2s}.button:hover{transform:translateY(-2px)}.primary{background:var(--deep);color:#fff}.boundary{max-width:660px;margin:25px 0 0;padding-top:19px;border-top:1px solid var(--line);color:var(--muted);font-size:11px;line-height:1.75}.hero-visual{position:relative;min-height:790px;overflow:hidden;background:var(--deep)}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,20,17,.92),transparent 52%)}.hero-visual>img{width:100%;height:100%;object-fit:cover;object-position:center;filter:saturate(.88) contrast(1.02)}.visual-stamp{position:absolute;z-index:2;left:50px;right:50px;bottom:42px;padding-top:18px;border-top:1px solid rgba(255,255,255,.46);color:#fff}.visual-stamp small,.visual-stamp span{display:block;color:rgba(255,255,255,.62);font-size:11px;letter-spacing:.1em}.visual-stamp strong{display:block;margin:9px 0;font-family:var(--serif);font-size:30px;line-height:1.28}.signal-strip{padding:28px max(5vw,calc((100vw - 1440px)/2));display:grid;grid-template-columns:repeat(4,1fr);background:#dfe8e1;border-bottom:1px solid var(--line)}.signal-strip div{display:flex;align-items:baseline;gap:13px;padding:7px 24px;border-right:1px solid var(--line)}.signal-strip div:first-child{padding-left:0}.signal-strip div:last-child{border:0}.signal-strip b{font:600 38px var(--serif);color:var(--deep2)}.signal-strip span{color:var(--muted);font-size:12px}.section{padding:120px max(5vw,calc((100vw - 1440px)/2))}.section-head{max-width:980px}.section-head h2,.member h2,.apply h2{margin:0;font-size:clamp(46px,5vw,76px);line-height:1.08;letter-spacing:-.06em}.section-lead{max-width:760px;margin:28px 0 0;color:var(--muted);font-size:17px;line-height:1.85}.core{background:var(--ivory)}.core-grid{display:grid;grid-template-columns:1.15fr .85fr;margin-top:70px;border:1px solid var(--line)}.core-grid article{min-height:510px;padding:45px;display:flex;flex-direction:column;background:#f0ede4}.core-grid .core-primary{background:var(--deep);color:#fff}.core-grid article+article{border-left:1px solid var(--line)}.core-grid small{color:var(--gold);font-size:11px;font-weight:800;letter-spacing:.15em}.core-grid h3{margin:80px 0 20px;font:600 34px var(--serif)}.core-grid p{max-width:650px;color:var(--muted);font-size:16px;line-height:1.8}.core-grid .core-primary p{color:rgba(255,255,255,.66)}.core-grid ul{margin:auto 0 0;padding:24px 0 0;list-style:none;border-top:1px solid var(--line);display:grid;gap:14px}.core-grid .core-primary ul{border-color:rgba(255,255,255,.2)}.core-grid li{padding-left:20px;position:relative;font-size:13px;line-height:1.5}.core-grid li:before{content:"";position:absolute;left:0;top:.55em;width:7px;height:7px;border:1px solid var(--gold);transform:rotate(45deg)}.method{background:var(--deep);color:#fff}.method .section-head h2 em,.member h2 em{color:var(--gold2)}.method-track{margin:70px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.2);border-left:1px solid rgba(255,255,255,.2)}.method-track li{min-height:260px;padding:30px;border-right:1px solid rgba(255,255,255,.2);border-bottom:1px solid rgba(255,255,255,.2);display:flex;gap:22px}.method-track span{color:var(--gold2);font-size:11px;font-weight:800}.method-track h3{margin:55px 0 12px;font-size:24px}.method-track p{margin:0;color:rgba(255,255,255,.56);line-height:1.7}.example{display:grid;grid-template-columns:.9fr 1.1fr;gap:7vw;align-items:center;background:#e1e8e2}.example h2{margin:0;font-size:clamp(46px,5vw,72px);line-height:1.08;letter-spacing:-.06em}.example p:not(.eyebrow){margin:28px 0 0;color:var(--muted);line-height:1.85}.example-map{position:relative;min-height:590px;border:1px solid var(--line);background:radial-gradient(circle at center,rgba(199,154,77,.28),transparent 28%),var(--ivory);overflow:hidden}.example-map:before,.example-map:after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border:1px solid rgba(16,32,29,.13);border-radius:50%}.example-map:before{width:58%;height:58%}.example-map:after{width:84%;height:84%}.map-core{position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);width:205px;height:205px;border-radius:50%;display:grid;place-content:center;text-align:center;background:var(--deep);color:#fff;box-shadow:0 20px 60px rgba(7,29,25,.2)}.map-core small{color:var(--gold2);font-size:10px;letter-spacing:.16em}.map-core strong{margin-top:10px;font:600 22px/1.35 var(--serif)}.example-map>span{position:absolute;z-index:2;padding:10px 16px;border:1px solid var(--line);background:var(--ivory);font-size:13px;font-weight:760}.m1{left:11%;top:13%}.m2{right:12%;top:16%}.m3{left:4%;top:47%}.m4{right:5%;top:47%}.m5{left:17%;bottom:12%}.m6{right:13%;bottom:13%}.seats{background:var(--ivory)}.seat-list{margin-top:65px;border-top:1px solid var(--line)}.seat-list article{display:grid;grid-template-columns:140px 1fr;align-items:center;min-height:135px;border-bottom:1px solid var(--line);transition:.2s}.seat-list article:hover{padding-left:16px;background:#edf1ec}.seat-list b{font:600 54px var(--serif);color:var(--gold)}.seat-list h3{margin:0 0 8px;font:600 25px var(--serif)}.seat-list p{margin:0;color:var(--muted);line-height:1.6}.seat-feature{background:#e1e9e2}.standards{display:grid;grid-template-columns:1.15fr .85fr;gap:0;padding-top:0;padding-bottom:0;background:var(--deep);color:#fff}.standard-quote{padding:90px 6vw 90px max(5vw,calc((100vw - 1440px)/2))}.standard-quote blockquote{margin:60px 0 26px;font:600 clamp(48px,5.4vw,80px)/1.16 var(--serif);letter-spacing:-.05em}.standard-quote blockquote em{color:var(--gold2);font-style:normal}.standard-quote>p:last-child{max-width:670px;color:rgba(255,255,255,.57);line-height:1.8}.standard-proof{padding:95px max(5vw,calc((100vw - 1440px)/2)) 95px 5vw;background:#b88d48;color:var(--deep)}.standard-proof>small{font-size:11px;font-weight:850;letter-spacing:.16em}.standard-proof ol{margin:45px 0 0;padding:0;list-style:none;border-top:1px solid rgba(7,29,25,.22)}.standard-proof li{padding:18px 0;border-bottom:1px solid rgba(7,29,25,.22);font-weight:760}.value-list{display:grid;grid-template-columns:repeat(4,1fr);margin-top:70px;border-top:1px solid var(--line);border-left:1px solid var(--line)}.value-list article{min-height:245px;padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.value-list b{color:var(--gold);font-size:11px}.value-list h3{margin:65px 0 15px;font-size:23px}.value-list p,.rules-grid p,.member-copy p,.apply-copy>p:last-of-type{color:var(--muted);line-height:1.75}.rhythm{background:#e2e9e3}.rhythm-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:65px;border:1px solid var(--line)}.rhythm-grid article{min-height:365px;padding:32px;display:flex;flex-direction:column;border-right:1px solid var(--line)}.rhythm-grid article:last-child{border:0}.rhythm-grid small{color:var(--gold);font-weight:800;letter-spacing:.14em}.rhythm-grid h3{margin:auto 0 17px;font:600 26px var(--serif)}.rhythm-grid p{margin:0;color:var(--muted);line-height:1.75}.member{display:grid;grid-template-columns:1fr 1fr;gap:8vw;background:var(--deep);color:#fff}.member-copy{padding-top:10px}.member-copy p{color:rgba(255,255,255,.59)}.member-copy a{display:flex;justify-content:space-between;margin-top:35px;padding:18px 0;border-top:1px solid rgba(255,255,255,.22);border-bottom:1px solid rgba(255,255,255,.22);color:var(--gold2);font-weight:800}.rules{background:var(--ivory)}.rules-grid{display:grid;grid-template-columns:1fr 1fr;margin-top:65px;border-top:1px solid var(--line);border-left:1px solid var(--line)}.rules-grid article{padding:34px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.rules-grid b{font-size:20px}.rules-grid p{margin:15px 0 0}.manifesto{padding:135px 8vw;text-align:center;background:#b88d48;color:#10231e}.manifesto .eyebrow{justify-content:center;color:#10231e}.manifesto blockquote{max-width:1060px;margin:45px auto 25px;font:600 clamp(44px,5.5vw,78px)/1.2 var(--serif);letter-spacing:-.05em}.manifesto>p:not(.eyebrow){max-width:760px;margin:0 auto 30px;line-height:1.8}.manifesto>strong{font-size:15px}.apply{display:grid;grid-template-columns:.82fr 1.18fr;gap:7vw;background:var(--paper)}.apply-copy>p:last-of-type{margin-top:28px}.apply-note{margin-top:35px;padding:20px;border-left:3px solid var(--gold);background:#e5e9e3}.apply-note b,.apply-note span{display:block}.apply-note span{margin-top:8px;color:var(--muted);font-size:12px;line-height:1.7}.apply form{display:grid;grid-template-columns:1fr 1fr;gap:18px}.apply label{display:grid;gap:8px;font-size:12px;font-weight:700}.apply input,.apply select,.apply textarea{width:100%;border:1px solid var(--line);background:var(--ivory);padding:14px;color:var(--ink);font:inherit}.apply textarea{min-height:120px;resize:vertical}.apply .wide{grid-column:1/-1}.apply .consent{display:flex;grid-template-columns:none;align-items:flex-start;gap:10px;color:var(--muted);font-weight:500;line-height:1.6}.consent input{width:auto;margin-top:4px}.apply button{grid-column:1/-1;min-height:57px;border:0;background:var(--deep);color:#fff;padding:0 22px;display:flex;justify-content:space-between;align-items:center;font:700 14px var(--sans);cursor:pointer}.status{grid-column:1/-1;margin:0;color:var(--deep2);font-size:12px;line-height:1.6}footer{padding:38px 5vw;background:#061612;color:rgba(255,255,255,.58);display:grid;grid-template-columns:1fr auto;gap:24px 50px;font-size:11px;line-height:1.7}footer>div{display:flex;align-items:center;gap:15px}footer img{width:125px;filter:brightness(0) invert(1)}footer nav{display:flex;gap:20px}footer p{grid-column:1/-1;max-width:1000px;margin:0;padding-top:20px;border-top:1px solid rgba(255,255,255,.12)}#toast{position:fixed;right:24px;bottom:24px;z-index:50;padding:14px 18px;background:var(--deep);color:#fff;opacity:0;transform:translateY(12px);transition:.2s;pointer-events:none;font-size:12px}#toast.show{opacity:1;transform:none}
@media(max-width:1000px){.nav{grid-template-columns:1fr auto}.nav nav{display:none}.hero{grid-template-columns:1fr}.hero-copy{min-height:660px}.hero-visual{min-height:620px}.signal-strip{grid-template-columns:1fr 1fr}.signal-strip div:nth-child(2){border-right:0}.core-grid,.example,.standards,.member,.apply{grid-template-columns:1fr}.method-track{grid-template-columns:1fr 1fr}.rhythm-grid{grid-template-columns:1fr 1fr}.rhythm-grid article:nth-child(2){border-right:0}.rhythm-grid article:nth-child(-n+2){border-bottom:1px solid var(--line)}.standard-proof{padding-left:max(5vw,calc((100vw - 1440px)/2))}.core-grid article+article{border-left:0;border-top:1px solid var(--line)}}
@media(max-width:640px){.nav{height:70px;padding:0 18px}.brand img{width:116px}.brand span{display:none}.nav-action{font-size:0}.nav-action b{font-size:14px}.hero-copy{padding:72px 24px;min-height:620px}h1{font-size:52px}.lead{font-size:16px}.hero-visual{min-height:460px}.visual-stamp{left:24px;right:24px;bottom:25px}.visual-stamp strong{font-size:23px}.signal-strip{grid-template-columns:1fr}.signal-strip div,.signal-strip div:first-child{padding:14px 0;border-right:0;border-bottom:1px solid var(--line)}.section{padding:86px 24px}.section-head h2,.member h2,.apply h2,.example h2{font-size:42px}.core-grid{margin-top:50px}.core-grid article{min-height:470px;padding:28px}.method-track{grid-template-columns:1fr}.example-map{min-height:480px}.map-core{width:160px;height:160px}.seat-list article{grid-template-columns:85px 1fr}.seat-list b{font-size:42px}.value-list,.rhythm-grid,.rules-grid{grid-template-columns:1fr}.value-list article,.rhythm-grid article{border-right:0}.rhythm-grid article{min-height:270px;border-bottom:1px solid var(--line)}.apply form{grid-template-columns:1fr}.apply form>*{grid-column:1!important}footer{grid-template-columns:1fr;padding:34px 24px}footer nav{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.seat-list article{transition:none}}

/* 2026-09-15b · 更亲和的「开放式共创会客厅」 */
:root{--ink:#142622;--deep:#0b2a24;--deep2:#245247;--paper:#f1f5f1;--ivory:#fffefa;--gold:#bd8d42;--gold2:#ebcf98;--jade:#64a995;--muted:#64716d;--line:rgba(20,38,34,.12)}
body{background:var(--paper)}
.nav{height:76px;background:rgba(255,254,250,.9);box-shadow:0 10px 35px rgba(11,42,36,.045)}
.nav a{transition:color .2s ease,opacity .2s ease}
.nav-action b{background:var(--deep2)}
.hero{min-height:720px;grid-template-columns:50% 50%;background:linear-gradient(135deg,#fffefa 0%,#f7faf6 100%)}
.hero-copy{padding-top:78px;padding-bottom:70px}
h1{font-size:clamp(56px,5.35vw,88px);line-height:1.04;letter-spacing:-.06em}
.lead{max-width:650px;font-size:17px;line-height:1.9}
.button{min-height:54px;border-radius:8px;box-shadow:0 9px 24px rgba(11,42,36,.06)}
.primary{background:var(--deep2);border-color:var(--deep2)}
.boundary{max-width:650px;margin-top:24px;padding:15px 17px;border:0;border-left:3px solid var(--gold);border-radius:0 12px 12px 0;background:#edf4ef;color:#5b6964;font-size:13px;line-height:1.75}
.boundary strong{color:var(--deep2)}
.hero-visual{min-height:680px;margin:20px 20px 20px 0;border-radius:24px;box-shadow:0 24px 70px rgba(11,42,36,.16)}
.hero-visual:after{background:linear-gradient(0deg,rgba(4,20,17,.88),transparent 58%)}
.visual-stamp{left:38px;right:38px;bottom:32px}
.signal-strip{gap:14px;padding-top:20px;padding-bottom:20px;background:var(--paper)}
.signal-strip div,.signal-strip div:first-child{min-height:76px;padding:12px 20px;border:1px solid rgba(20,38,34,.08);border-radius:14px;background:rgba(255,254,250,.86);box-shadow:0 9px 26px rgba(11,42,36,.04)}
.signal-strip b{font-size:35px}
.signal-strip span{font-size:13px}
.section{padding-top:105px;padding-bottom:105px;scroll-margin-top:76px}
.section-lead{font-size:17px;line-height:1.9}
.value{background:var(--ivory)}
.value-list{gap:16px;margin-top:55px;border:0}
.value-list article{min-height:230px;padding:30px;border:1px solid rgba(20,38,34,.09);border-radius:18px;background:#f3f7f3;box-shadow:0 14px 38px rgba(11,42,36,.045);transition:transform .22s ease,box-shadow .22s ease}
.value-list article:first-child{background:var(--deep2);color:#fff}
.value-list article:first-child p{color:rgba(255,255,255,.68)}
.value-list article:hover{transform:translateY(-4px);box-shadow:0 20px 46px rgba(11,42,36,.09)}
.value-list h3{margin-top:58px;font-family:var(--serif);font-size:25px}
.core-grid{gap:18px;margin-top:58px;border:0}
.core-grid article{min-height:465px;border-radius:20px;background:#edf3ee;box-shadow:0 16px 45px rgba(11,42,36,.055)}
.core-grid article+article{border:0}
.core-grid h3{margin-top:64px}
.method-track{gap:12px;margin-top:58px;border:0}
.method-track li{min-height:230px;border:1px solid rgba(255,255,255,.14);border-radius:16px;background:rgba(255,255,255,.035)}
.method-track h3{margin-top:42px}
.example{background:#e8f0ea}
.example-map{min-height:550px;border:0;border-radius:24px;box-shadow:0 22px 60px rgba(11,42,36,.09)}
.example-map>span{border-radius:999px;box-shadow:0 8px 20px rgba(11,42,36,.06)}
.seat-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:55px;border:0}
.seat-list article{min-height:138px;padding:22px 28px;border:1px solid rgba(20,38,34,.09);border-radius:16px;background:#f4f7f3}
.seat-list article:hover{padding-left:34px;background:#eaf2ec}
.seat-list .seat-feature{background:#dfebe3}
.seat-list article:last-child{grid-column:1/-1}
.standards{padding:0}
.standard-quote,.standard-proof{min-height:560px;display:flex;flex-direction:column;justify-content:center}
.rhythm-grid{gap:15px;margin-top:55px;border:0}
.rhythm-grid article{min-height:325px;border:1px solid rgba(20,38,34,.09);border-radius:17px;background:rgba(255,254,250,.86);box-shadow:0 12px 36px rgba(11,42,36,.045)}
.rhythm-grid article:last-child{border:1px solid rgba(20,38,34,.09)}
.member-copy p{font-size:16px;line-height:1.85}
.member-copy a{border-radius:8px;padding:18px 16px;background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.15)}
.rules-grid{gap:14px;margin-top:55px;border:0}
.rules-grid article{min-height:155px;padding:30px;border:1px solid rgba(20,38,34,.09);border-radius:16px;background:#f4f7f3}
.manifesto{background:linear-gradient(135deg,#c89b50,#e0bd7b)}
.apply{align-items:start}
.apply-copy{position:sticky;top:108px}
.apply form{padding:34px;border:1px solid rgba(20,38,34,.09);border-radius:20px;background:var(--ivory);box-shadow:0 22px 60px rgba(11,42,36,.08)}
.apply label{font-size:14px}
.apply input,.apply select,.apply textarea{min-height:50px;border-radius:9px;background:#fbfcfa;transition:border-color .2s ease,box-shadow .2s ease}
.apply input:focus,.apply select:focus,.apply textarea:focus{outline:0;border-color:var(--jade);box-shadow:0 0 0 4px rgba(100,169,149,.15)}
.apply button{min-height:58px;border-radius:9px;background:var(--deep2);transition:transform .2s ease,background .2s ease}
.apply button:hover{transform:translateY(-2px);background:var(--deep)}
footer{padding-top:45px;padding-bottom:45px}

@media(max-width:1000px){
  .hero{grid-template-columns:1fr}
  .hero-copy{min-height:610px}
  .hero-visual{min-height:560px;margin:0 28px 28px}
  .signal-strip{grid-template-columns:1fr 1fr}
  .core-grid{gap:14px}
  .core-grid article+article{border:0}
  .method-track{gap:10px}
  .rhythm-grid{gap:14px}
  .rhythm-grid article:nth-child(-n+2){border-bottom:1px solid rgba(20,38,34,.09)}
  .apply-copy{position:static}
}
@media(max-width:640px){
  .nav{height:68px}
  .hero-copy{min-height:auto;padding:64px 22px 52px}
  h1{font-size:48px;line-height:1.08}
  .lead{font-size:16px;line-height:1.82}
  .actions{display:grid;grid-template-columns:1fr}
  .button{width:100%}
  .boundary{font-size:13px}
  .hero-visual{min-height:430px;margin:0 16px 22px;border-radius:18px}
  .signal-strip{grid-template-columns:1fr 1fr;gap:10px;padding:14px 16px}
  .signal-strip div,.signal-strip div:first-child{min-height:98px;padding:14px;display:block;border:1px solid rgba(20,38,34,.08)}
  .signal-strip b,.signal-strip span{display:block}
  .signal-strip span{margin-top:5px;line-height:1.45}
  .section{padding:76px 22px;scroll-margin-top:68px}
  .section-head h2,.member h2,.apply h2,.example h2{font-size:39px;line-height:1.14}
  .value-list{gap:12px;margin-top:42px}
  .value-list article{min-height:210px}
  .core-grid article{min-height:auto;padding:30px}
  .core-grid h3{margin-top:48px}
  .method-track{gap:10px}
  .method-track li{min-height:190px}
  .example-map{min-height:450px;border-radius:18px}
  .seat-list{grid-template-columns:1fr;gap:10px}
  .seat-list article,.seat-list article:last-child{grid-column:auto;padding:20px;grid-template-columns:72px 1fr}
  .seat-list article:hover{padding-left:24px}
  .standard-quote,.standard-proof{min-height:auto;padding-top:78px;padding-bottom:78px}
  .rhythm-grid{gap:10px}
  .rhythm-grid article{min-height:245px}
  .rules-grid{gap:10px}
  .apply form{padding:22px 18px}
}
@media(prefers-reduced-motion:reduce){.value-list article,.apply button,.apply input,.apply select,.apply textarea{transition:none}}