:root{--ink:#173d32;--ink2:#0f2c25;--paper:#f7f2e7;--soft:#eee8d8;--white:#fffdf7;--gold:#b8773f;--orange:#d9894e;--sage:#7e9272;--line:rgba(23,61,50,.16);--serif:"Songti SC","STSong","Noto Serif CJK SC",serif;--sans:"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);line-height:1.75}a{color:inherit}button{font:inherit}.skip-link{position:fixed;top:-60px;left:20px;background:#fff;padding:10px 16px;z-index:99}.skip-link:focus{top:10px}.notice{min-height:42px;background:var(--ink2);color:#f4ead7;display:flex;align-items:center;justify-content:center;gap:18px;padding:8px 4vw;font-size:12px;letter-spacing:.06em}.notice span{border:1px solid rgba(255,255,255,.3);border-radius:99px;padding:2px 10px;white-space:nowrap}.notice p{margin:0}.site-header{height:80px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:rgba(247,242,231,.93);backdrop-filter:blur(16px);z-index:20;border-bottom:1px solid transparent;transition:.3s}.site-header.scrolled{height:66px;border-color:var(--line)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-mark{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--ink);border-radius:50%;font-family:var(--serif);font-size:21px}.brand b,.brand small{display:block}.brand b{font-family:var(--serif);letter-spacing:.22em}.brand small{font-size:10px;letter-spacing:.13em;color:#52675f}.site-header nav{display:flex;gap:28px}.site-header nav a{text-decoration:none;font-size:13px;position:relative}.site-header nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-6px;border-bottom:1px solid var(--gold);transition:.25s}.site-header nav a:hover:after{right:0}.nav-toggle{display:none}.section-pad{padding:110px max(6vw,calc((100vw - 1320px)/2))}.hero{min-height:calc(100vh - 122px);display:grid;grid-template-columns:1.05fr .95fr;gap:7vw;align-items:center;padding-top:54px;padding-bottom:80px;overflow:hidden}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.26em;color:var(--gold);margin:0 0 24px}.hero h1{font:clamp(62px,8.5vw,132px)/.92 var(--serif);letter-spacing:.06em;margin:0}.hero h1 em{color:var(--gold);font-style:normal}.hero-lead{max-width:620px;font:20px/1.85 var(--serif);margin:34px 0;color:#3e5a50}.hero-actions{display:flex;gap:12px;margin-bottom:42px}.button{display:inline-flex;align-items:center;justify-content:center;border-radius:99px;padding:12px 23px;text-decoration:none;font-size:13px;transition:.25s}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--ink);color:var(--white)}.button.ghost{border:1px solid var(--line)}.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);margin:0}.hero-facts div{display:grid;grid-template-columns:auto 1fr;gap:10px;padding:20px 16px 0 0}.hero-facts dt{font:24px var(--serif);color:var(--gold)}.hero-facts dd{margin:0;font-size:13px}.hero-facts small{display:block;color:#6d7f77;font-size:11px}.hero-art{position:relative;max-height:760px}.hero-art svg{display:block;width:100%;max-height:74vh;filter:drop-shadow(0 30px 50px rgba(26,47,37,.18))}.art-label{position:absolute;right:-3%;top:15%;background:var(--white);border:1px solid var(--line);border-radius:99px;padding:8px 14px;font-size:10px;z-index:2}.section-intro{margin-bottom:60px}.section-intro h2,.strategy h2{font:clamp(38px,5vw,70px)/1.25 var(--serif);margin:0;letter-spacing:.02em}.section-intro h2 span{color:var(--gold)}.section-intro.split{display:grid;grid-template-columns:1.3fr .7fr;gap:10vw;align-items:end}.section-intro.split>p{margin:0;color:#5b6c65}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.value-grid article{padding:44px 8% 46px;border-right:1px solid var(--line)}.value-grid article:last-child{border:0}.value-grid span{font-size:11px;color:var(--gold)}.value-grid h3{font:32px var(--serif);margin:12px 0}.value-grid p{color:#5b6c65;margin:0;font-size:14px}.tone-dark{background:var(--ink2);color:#f5eddd}.strategy{text-align:center}.strategy-head{max-width:760px;margin:auto}.strategy-head p:last-child{color:#b8c2bc}.loop{margin:64px auto 0;max-width:1080px;display:flex;align-items:center;justify-content:space-between}.loop div{width:170px;height:170px;border:1px solid rgba(255,255,255,.25);border-radius:50%;display:grid;place-content:center}.loop div:nth-of-type(2){background:#f0e4cb;color:var(--ink)}.loop b,.loop span{display:block}.loop b{font:27px var(--serif)}.loop span{font-size:11px;letter-spacing:.15em;opacity:.72}.loop i{font-style:normal;color:var(--orange)}.space-plan{display:grid;gap:22px}.space-card{display:grid;grid-template-columns:.9fr 1.1fr;min-height:390px;background:var(--white);border:1px solid var(--line)}.space-card:nth-child(even){grid-template-columns:1.1fr .9fr}.space-card:nth-child(even) .space-visual{order:2}.space-visual{min-height:330px;position:relative;display:grid;place-items:center;overflow:hidden;background:#d8d7b9}.space-card.room .space-visual{background:#d3aa76}.space-card.cafe .space-visual{background:#9e6c4e}.num{position:absolute;left:24px;top:18px;font:42px var(--serif);color:rgba(23,61,50,.5)}.space-copy{padding:55px 9%;align-self:center}.space-copy small{letter-spacing:.2em;color:var(--gold)}.space-copy h3{font:38px var(--serif);margin:8px 0}.space-copy p{color:#5a6e65}.space-copy ul{padding-left:18px;font-size:13px}.landscape{width:80%;height:54%;border-radius:50% 50% 3px 3px;background:#72906a;position:relative}.landscape i{position:absolute;width:100px;height:150px;left:16%;bottom:0;background:#24483c;border-radius:60px 60px 0 0}.landscape b{position:absolute;width:44%;height:38%;right:5%;bottom:0;background:#efe3c8;clip-path:polygon(50% 0,100% 50%,88% 50%,88% 100%,12% 100%,12% 50%,0 50%)}.landscape em{position:absolute;bottom:12%;left:46%;width:38px;height:25px;background:#bd7543;border-radius:50%}.shelf{width:66%;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:30px;border:2px solid rgba(23,61,50,.55)}.shelf i{height:80px;background:#7d432d;border-radius:50% 50% 4px 4px;box-shadow:inset 0 12px #ead9b7}.cup{width:150px;height:130px;background:#ede0c4;border-radius:4px 4px 60px 60px;position:relative}.cup:after{content:"";position:absolute;right:-50px;top:20px;width:55px;height:62px;border:15px solid #ede0c4;border-left:0;border-radius:0 50px 50px 0}.cup i{position:absolute;width:80px;height:60px;left:35px;top:-65px;border-radius:50%;border-left:4px solid rgba(255,255,255,.55);transform:rotate(15deg)}.assumption{display:flex;gap:24px;margin-top:28px;border:1px solid var(--line);padding:20px 26px;font-size:12px}.assumption p{margin:0}.soft{background:var(--soft)}.tabs{border:1px solid var(--line);background:var(--white)}.tab-list{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}.tab-list button{border:0;border-right:1px solid var(--line);background:none;padding:20px;cursor:pointer;color:var(--ink)}.tab-list button[aria-selected=true]{background:var(--ink);color:white}.tab-panel{min-height:360px;display:grid;grid-template-columns:1fr .8fr;gap:10%;padding:64px 8%;align-items:center}.tab-panel[hidden]{display:none}.tab-panel small{font-size:10px;letter-spacing:.2em;color:var(--gold)}.tab-panel h3{font:42px var(--serif);margin:10px 0}.tab-panel p{color:#566a61}.tag{display:inline-block;border:1px solid var(--line);padding:5px 12px;border-radius:99px;font-size:11px}.tab-panel blockquote{font:28px/1.6 var(--serif);margin:0;padding:40px;border-left:1px solid var(--gold);color:var(--gold)}.tab-panel blockquote small{display:block;margin-top:20px;color:#718078}.diting{display:grid;grid-template-columns:.75fr 1.25fr;gap:10%;align-items:center}.diting-symbol{min-height:530px;background:var(--ink);color:#eadfc7;display:grid;place-items:center;position:relative}.diting-symbol>span{position:absolute;font:100px var(--serif);opacity:.17}.diting-symbol>span:first-child{left:7%;top:2%}.diting-symbol>span:nth-child(2){right:7%;bottom:2%}.diting-symbol svg{width:55%}.diting-copy h2{font:clamp(38px,5vw,66px)/1.3 var(--serif);margin:0}.diting-copy>p{color:#566a61}.decision{display:grid;grid-template-columns:92px 1fr;padding:17px 0;border-top:1px solid var(--line);font-size:13px}.decision.warning b{color:#a24d38}.source-note{font-size:12px}.boundaries .section-intro>p{color:#b9c5bf}.boundary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.boundary-grid article{padding:30px;border:1px solid rgba(255,255,255,.18)}.boundary-grid span{font:24px var(--serif)}.boundary-grid ul{padding-left:18px;color:#c3ccc7;font-size:13px}.boundary-grid .yes{border-top:3px solid #91a97f}.boundary-grid .pending{border-top:3px solid #d79d58}.boundary-grid .no{border-top:3px solid #b85f49}.timeline{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.timeline li{padding:34px 7%;border-right:1px solid var(--line)}.timeline li:last-child{border:0}.phase{display:flex;justify-content:space-between;font-size:11px;color:var(--gold)}.timeline h3{font:30px var(--serif);margin:28px 0 10px}.timeline p{font-size:13px;color:#586b63;min-height:95px}.timeline small{display:block;background:var(--soft);padding:12px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);margin-top:46px;background:var(--ink);color:#fff}.metrics div{padding:24px;border-right:1px solid rgba(255,255,255,.15)}.metrics b,.metrics span{display:block}.metrics b{font:24px var(--serif)}.metrics span{font-size:11px;opacity:.7}.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.case-grid article{background:var(--white);padding:28px;border-top:3px solid var(--sage);display:flex;flex-direction:column}.case-grid article.caution{border-color:var(--gold)}.case-grid small{color:var(--gold)}.case-grid h3{font:28px var(--serif);margin:10px 0}.case-grid p{font-size:13px;color:#5a6b64;flex:1}.case-grid b{font-size:12px;margin:14px 0}.case-grid a,.research-note a{font-size:12px;color:var(--gold);text-underline-offset:4px}.research-note{margin-top:26px;border:1px solid var(--line);padding:20px 24px;font-size:12px}.next-card{background:#d7a365;padding:8vw;text-align:center;position:relative;overflow:hidden}.next-card:before{content:"";position:absolute;inset:30px;border:1px solid rgba(23,61,50,.2);pointer-events:none}.next-card h2{font:clamp(40px,6vw,76px)/1.3 var(--serif);margin:0}.next-card h2 em{font-style:normal;color:#fff7e9}.next-card>p{max-width:680px;margin:28px auto}.next-questions{display:flex;justify-content:center;gap:10px;margin:26px 0}.next-questions span{border:1px solid rgba(23,61,50,.25);padding:8px 14px;border-radius:99px;font-size:12px}footer{background:var(--ink2);color:#eee6d5;display:flex;justify-content:space-between;padding:45px 6vw;font-size:12px}footer b,footer span{display:block}footer b{font:20px var(--serif)}footer p{text-align:right;margin:0;color:#aab8b2}.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.button{transition:none}}@media(max-width:900px){.notice{align-items:flex-start}.notice p{line-height:1.4}.site-header{height:66px}.nav-toggle{display:block;border:1px solid var(--line);background:none;border-radius:99px;padding:7px 13px}.site-header nav{position:absolute;top:100%;left:0;right:0;background:var(--paper);padding:20px 5vw;display:none;flex-direction:column;gap:12px;border-bottom:1px solid var(--line)}.site-header nav.open{display:flex}.hero{grid-template-columns:1fr;min-height:auto}.hero-art{max-width:540px;margin:auto}.hero-art svg{max-height:none}.hero-facts{grid-template-columns:1fr}.hero-facts div{border-bottom:1px solid var(--line)}.section-pad{padding:76px 6vw}.section-intro.split,.diting{grid-template-columns:1fr;gap:40px}.value-grid,.boundary-grid,.timeline,.case-grid{grid-template-columns:1fr 1fr}.loop{display:grid;grid-template-columns:1fr 30px 1fr;gap:18px;justify-items:center}.loop div{width:150px;height:150px}.loop i:nth-of-type(2){display:none}.space-card,.space-card:nth-child(even){grid-template-columns:1fr}.space-card:nth-child(even) .space-visual{order:0}.tab-panel{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.diting-symbol{min-height:420px}.case-grid article{min-height:310px}}@media(max-width:560px){.notice{display:block;padding:8px 5vw}.notice span{display:inline-block;margin-bottom:5px}.brand small{display:none}.hero{padding-top:40px}.hero h1{font-size:55px}.hero-lead{font-size:17px}.hero-actions{margin-bottom:26px}.value-grid,.boundary-grid,.timeline,.case-grid{grid-template-columns:1fr}.value-grid article{border-right:0;border-bottom:1px solid var(--line)}.loop{grid-template-columns:1fr 20px 1fr;gap:4px}.loop div{width:120px;height:120px}.loop b{font-size:22px}.space-visual{min-height:260px}.space-copy{padding:38px 7%}.tab-list{grid-template-columns:1fr}.tab-list button{border-right:0;border-bottom:1px solid var(--line)}.tab-panel{padding:40px 7%}.tab-panel blockquote{font-size:22px;padding:26px 20px}.timeline li{border-right:0;border-bottom:1px solid var(--line)}.timeline p{min-height:0}.metrics{grid-template-columns:1fr}.next-questions{flex-direction:column;align-items:center}footer{display:block}footer p{text-align:left;margin-top:20px}}