@font-face{font-family:SmileySans;src:url('assets/fonts/smiley-sans-display.woff2') format('woff2');font-display:swap}
:root{--paper:#f3f0e9;--ink:#171715;--muted:#6d6a64;--red:#cc2f20;--line:#bbb6ac;--dark:#1b1b19;--white:#fff;--max:1586px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,'Microsoft YaHei',sans-serif;line-height:1.6;overflow-x:hidden}img{display:block;width:100%;height:auto}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}.hero>*,.intro>*,.material-head>*,.plate>*,.development>*,.plan>*,.contact>*,.site-footer>*{min-width:0}.skip-link{position:fixed;z-index:1000;left:16px;top:-80px;background:var(--ink);color:#fff;padding:12px 18px}.skip-link:focus{top:16px}:focus-visible{outline:3px solid var(--red);outline-offset:4px}
.site-header{width:min(100%,var(--max));height:88px;margin:auto;padding:0 clamp(20px,3vw,52px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--ink);position:relative;z-index:50}.brand{display:flex;align-items:center;gap:12px;min-height:48px}.brand img{width:42px}.brand span{display:flex;flex-direction:column;line-height:1.15}.brand strong{font-size:15px;letter-spacing:.12em}.brand small{font-size:9px;letter-spacing:.22em;margin-top:5px}.site-nav{display:flex;align-items:center;gap:clamp(18px,2.6vw,42px)}.site-nav a{font-size:13px;letter-spacing:.08em;position:relative;padding:14px 0}.site-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:8px;height:2px;background:var(--red);transition:right .2s}.site-nav a:hover::after,.site-nav a:focus-visible::after{right:0}.menu-toggle{display:none;border:0;background:transparent;color:inherit;min-width:48px;min-height:48px}
main,.site-footer{width:min(100%,var(--max));margin:auto}.section-register{position:relative}.section-register::before{content:"";position:absolute;left:clamp(20px,3vw,52px);top:-4px;width:9px;height:9px;border:1px solid var(--red);border-radius:50%;background:var(--paper);z-index:3}.section-register::after{content:"";position:absolute;right:clamp(20px,3vw,52px);top:0;width:42px;height:1px;background:var(--red)}
.hero{min-height:calc(100vh - 88px);display:grid;grid-template-columns:minmax(0,46fr) minmax(0,54fr);padding:clamp(54px,8vw,128px) clamp(20px,3vw,52px) 48px;gap:clamp(28px,4vw,68px);border-bottom:1px solid var(--ink);overflow:hidden}.hero-copy{align-self:center;position:relative;z-index:2}.eyebrow,.kicker{margin:0 0 28px;font-size:11px;letter-spacing:.16em;text-transform:uppercase}.eyebrow{display:flex;gap:24px;align-items:center}.eyebrow span{color:var(--red);font-weight:700}.hero h1,.intro h2,.material-head h2,.sequence-copy h2,.plan-copy h2,.contact h2{font-family:SmileySans,'Microsoft YaHei',sans-serif;font-weight:500;line-height:.96;letter-spacing:-.045em;margin:0}.hero h1{font-size:clamp(54px,6.2vw,104px)}.hero h1 em{font-style:normal;color:var(--red)}.hero-lead{max-width:560px;font-size:clamp(16px,1.25vw,20px);margin:42px 0 0;border-left:1px solid var(--red);padding-left:22px}.hero-actions{display:flex;gap:12px;margin-top:42px}.action{min-height:48px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;letter-spacing:.08em;border:1px solid var(--ink);transition:background .2s,color .2s}.action-dark{background:var(--ink);color:#fff}.action-dark:hover{background:var(--red);border-color:var(--red)}.action-line:hover{background:#fff}.hero-visual{margin:0;align-self:center;position:relative;height:min(68vh,720px);overflow:hidden;background:#ddd8ce}.hero-visual img{height:100%;object-fit:cover}.hero-visual figcaption{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;background:rgba(243,240,233,.91);padding:10px 14px;font-size:10px;letter-spacing:.12em}.register-cross{position:absolute;left:calc(46% - 7px);top:36%;width:15px;height:15px;border:1px solid var(--red);border-radius:50%;z-index:4}.register-cross::before,.register-cross::after{content:"";position:absolute;background:var(--red)}.register-cross::before{width:25px;height:1px;left:-6px;top:6px}.register-cross::after{height:25px;width:1px;left:6px;top:-6px}
.section-index{display:flex;flex-direction:column;gap:4px;font-size:10px;letter-spacing:.16em;color:var(--muted)}.section-index span:first-child{color:var(--red);font-weight:700;font-size:13px}.intro{display:grid;grid-template-columns:10% 46% 44%;padding:clamp(70px,9vw,150px) clamp(20px,3vw,52px);border-bottom:1px solid var(--ink)}.intro-title{padding-right:7vw}.intro h2,.material-head h2,.sequence-copy h2,.contact h2{font-size:clamp(42px,5vw,80px)}.intro-text{border-left:1px solid var(--line);padding-left:clamp(24px,4vw,64px);font-size:clamp(15px,1.25vw,19px)}.intro-text p{margin:0 0 24px}.intro-text p:last-child{margin-bottom:0}
.materials{border-bottom:1px solid var(--ink)}.material-head{display:grid;grid-template-columns:10% 25% 65%;align-items:start;padding:80px clamp(20px,3vw,52px) 60px}.material-head .kicker{margin-top:4px}.material-head h2{max-width:850px}.plate{display:grid;grid-template-columns:66% 34%;border-top:1px solid var(--ink);min-height:480px;opacity:0;transform:translateY(16px);transition:opacity .45s,transform .45s}.plate.is-visible,.timeline li.is-visible,.texture-run figure.is-visible{opacity:1;transform:none}.plate-reverse{grid-template-columns:34% 66%}.plate-reverse .plate-media{order:2}.plate-media{overflow:hidden;min-height:480px}.plate-media img{height:100%;object-fit:cover;transition:transform .7s}.plate:hover .plate-media img{transform:scale(1.018)}.plate-copy{display:flex;flex-direction:column;justify-content:space-between;padding:clamp(28px,4vw,64px);border-left:1px solid var(--ink)}.plate-reverse .plate-copy{border-left:0;border-right:1px solid var(--ink)}.plate-no{font-size:11px;color:var(--red);letter-spacing:.18em}.plate-copy h3{font-family:SmileySans,'Microsoft YaHei',sans-serif;font-size:clamp(32px,3vw,52px);font-weight:500;line-height:1.08;margin:80px 0 30px}.plate-copy p{font-size:16px;max-width:360px;margin:0}
.development{display:grid;grid-template-columns:7% 43% 50%;border-bottom:1px solid var(--ink);padding:0 clamp(20px,3vw,52px)}.development>.section-index{padding-top:90px}.sequence-visual{margin:90px 0;overflow:hidden}.sequence-visual img{height:100%;object-fit:cover}.sequence-copy{padding:90px 0 90px clamp(30px,5vw,80px)}.timeline{list-style:none;margin:56px 0 0;padding:0;border-top:1px solid var(--ink)}.timeline li{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line);opacity:0;transform:translateY(12px);transition:opacity .4s,transform .4s}.timeline time{color:var(--red);font-weight:700}.timeline h3{font-size:17px;margin:0 0 6px}.timeline p{margin:0;color:#45443f}.boundary-note{font-size:12px;color:var(--muted);margin:24px 0 0;padding-top:12px;border-top:1px solid var(--red)}
.texture-run{display:grid;grid-template-columns:1fr 1fr;background:var(--dark);color:#fff;border-bottom:1px solid var(--ink)}.texture-run figure{margin:0;position:relative;min-height:500px;opacity:0;transform:translateY(14px);transition:opacity .45s,transform .45s}.texture-run figure+figure{border-left:1px solid rgba(255,255,255,.5)}.texture-run img{height:100%;min-height:500px;object-fit:cover}.texture-run figcaption{position:absolute;left:22px;bottom:18px;background:var(--paper);color:var(--ink);padding:8px 12px;font-size:10px;letter-spacing:.16em}
.plan{display:grid;grid-template-columns:52% 48%;border-bottom:1px solid var(--ink)}.plan-image{min-height:760px}.plan-image img{height:100%;object-fit:cover}.plan-copy{padding:clamp(60px,8vw,120px) clamp(28px,6vw,96px);border-left:1px solid var(--ink)}.plan-copy .section-index{margin-bottom:48px}.plan-data{margin:54px 0 0;border-top:1px solid var(--ink)}.plan-data>div{display:grid;grid-template-columns:1fr 1fr;padding:16px 0;border-bottom:1px solid var(--line)}.plan-data dt{color:var(--muted)}.plan-data dd{margin:0;font-weight:700}
.contact{display:grid;grid-template-columns:minmax(0,48fr) minmax(0,52fr);background:var(--red);color:#fff;padding:clamp(70px,9vw,140px) clamp(20px,3vw,52px);gap:clamp(36px,8vw,120px)}.contact .section-index span,.contact .section-index span:first-child{color:#fff}.contact-intro>p:last-child{max-width:520px;margin-top:42px}.inquiry-form{border-top:1px solid rgba(255,255,255,.75)}.inquiry-form label{display:grid;grid-template-columns:140px 1fr;align-items:center;min-height:74px;border-bottom:1px solid rgba(255,255,255,.55);gap:20px}.inquiry-form label span{font-size:13px}.inquiry-form input,.inquiry-form select,.inquiry-form textarea{width:100%;border:0;background:transparent;color:#fff;min-height:48px;padding:8px 0;outline:none}.inquiry-form select option{color:var(--ink)}.inquiry-form textarea{resize:vertical;padding-top:16px}.inquiry-form input:focus,.inquiry-form select:focus,.inquiry-form textarea:focus{box-shadow:inset 0 -3px 0 #fff}.submit-action{margin-top:28px;border:1px solid #fff;background:#fff;color:var(--red);min-height:54px;padding:12px 20px;width:100%;display:flex;align-items:center;justify-content:space-between;font-weight:700;cursor:pointer;transition:background .2s,color .2s}.submit-action:hover{background:var(--ink);color:#fff}.form-status{background:#fff;color:var(--ink);padding:14px;margin:14px 0 0;font-size:14px}.site-footer{min-height:150px;background:var(--dark);color:#fff;display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:30px;padding:30px clamp(20px,3vw,52px);font-size:12px}.footer-brand{display:flex;align-items:center;gap:14px}.footer-brand img{width:44px}.site-footer p{margin:3px 0}.site-footer a{min-height:48px;display:flex;align-items:center;padding:0 10px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}.plate,.timeline li,.texture-run figure{opacity:1;transform:none}}
@media (max-width:1000px){.site-header{height:76px}.menu-toggle{display:flex;align-items:center;gap:10px;cursor:pointer}.menu-label{font-size:12px;letter-spacing:.1em}.menu-lines,.menu-lines::before{width:24px;height:1px;background:var(--ink);display:block;position:relative;transition:transform .2s}.menu-lines::before{content:"";position:absolute;top:7px}.site-nav{position:fixed;inset:76px 0 0;background:var(--paper);display:none;flex-direction:column;align-items:stretch;padding:34px 28px;gap:0;z-index:45}.site-nav a{font-family:SmileySans,'Microsoft YaHei',sans-serif;font-size:clamp(30px,7vw,54px);border-bottom:1px solid var(--ink);padding:18px 0;min-height:64px}.site-header.is-open .site-nav{display:flex}.site-header.is-open .menu-lines{transform:rotate(45deg)}.site-header.is-open .menu-lines::before{top:0;transform:rotate(90deg)}body.menu-open{overflow:hidden}.hero{min-height:auto;grid-template-columns:1fr;padding-top:70px}.hero-visual{height:56vw;min-height:400px}.register-cross{display:none}.intro{grid-template-columns:12% 88%}.intro-text{grid-column:2;padding-left:0;border-left:0;border-top:1px solid var(--line);margin-top:48px;padding-top:32px}.material-head{grid-template-columns:12% 30% 58%}.plate,.plate-reverse{grid-template-columns:58% 42%}.development{grid-template-columns:10% 90%}.sequence-visual{grid-column:2;margin-bottom:0;height:54vw}.sequence-copy{grid-column:2;padding-left:0}.texture-run figure,.texture-run img{min-height:380px}.plan{grid-template-columns:1fr}.plan-image{min-height:55vw}.plan-copy{border-left:0;border-top:1px solid var(--ink)}.contact{grid-template-columns:1fr}.site-footer{grid-template-columns:1fr auto}.site-footer>div:nth-child(2){grid-column:1}}
@media (max-width:620px){.site-header{padding:0 18px}.brand strong{font-size:13px}.brand small{display:none}.hero{padding:48px 18px 24px;gap:30px}.hero h1{font-size:clamp(46px,15vw,68px)}.hero-lead{margin-top:28px}.hero-actions{flex-direction:column;margin-top:28px}.hero-visual{min-height:330px;height:92vw}.hero-visual figcaption{font-size:8px}.section-register::before{left:18px}.section-register::after{right:18px}.intro{grid-template-columns:1fr;padding:70px 18px}.intro>.section-index{margin-bottom:30px}.intro-title,.intro-text{grid-column:1}.intro-text{margin-top:36px}.material-head{display:block;padding:65px 18px 42px}.material-head .section-index{margin-bottom:28px}.material-head h2{margin-top:20px}.plate,.plate-reverse{display:flex;flex-direction:column;min-height:0}.plate-reverse .plate-media{order:0}.plate-media{min-height:82vw}.plate-copy,.plate-reverse .plate-copy{border:0;border-top:1px solid var(--ink);padding:28px 18px 42px}.plate-copy h3{margin:50px 0 22px}.development{display:block;padding:0 18px}.development>.section-index{padding:70px 0 28px}.sequence-visual{height:90vw;margin:0}.sequence-copy{padding:50px 0 70px}.timeline li{grid-template-columns:92px 1fr;gap:12px}.texture-run{grid-template-columns:1fr}.texture-run figure+figure{border-left:0;border-top:1px solid #fff}.texture-run figure,.texture-run img{min-height:90vw}.plan-image{min-height:100vw}.plan-copy{padding:62px 18px}.plan-data>div{grid-template-columns:1fr;gap:4px}.contact{padding:70px 18px}.inquiry-form label{grid-template-columns:1fr;gap:2px;padding:10px 0}.inquiry-form label span{padding-top:4px}.site-footer{grid-template-columns:1fr;padding:38px 18px}.site-footer>div:nth-child(2),.site-footer a{grid-column:1}.plate,.timeline li,.texture-run figure{opacity:1;transform:none}}