:root{
  --paper:#f7f4ef;
  --paper2:#eee8e0;
  --ink:#27231f;
  --muted:#736b62;
  --line:#d9d0c6;
  --brown:#4a382d;
  --deep:#211c18;
  --sand:#b59a72;
  --white:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;line-height:1.8}
img{display:block;width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.wrap{width:min(1180px,calc(100% - 42px));margin:auto}
.site-header{position:sticky;top:0;z-index:60;background:rgba(247,244,239,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(105,92,81,.12)}
.header-inner{width:min(1280px,calc(100% - 34px));height:82px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px}
.brand-mark{position:relative;width:42px;height:42px;border:1.5px solid var(--ink);transform:rotate(45deg);display:block}
.brand-mark i{position:absolute;background:var(--ink)}
.brand-mark i:first-child{width:1px;height:100%;left:50%}
.brand-mark i:last-child{width:100%;height:1px;top:50%}
.brand-copy strong{display:block;font-family:"Noto Serif TC","PMingLiU",serif;font-size:19px;letter-spacing:.18em;font-weight:600}
.brand-copy small{display:block;margin-top:1px;font-family:Georgia,serif;font-size:9px;letter-spacing:.26em}
.nav{display:flex;align-items:center;gap:26px;font-size:13px;font-weight:700;letter-spacing:.04em}
.nav a{position:relative;padding:8px 0}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:1px;background:var(--ink);transition:.25s}
.nav a:hover::after,.nav a.active::after{right:0}
.nav-cta{padding:10px 18px!important;background:var(--deep);color:#fff}
.menu-toggle{display:none;background:none;border:0;padding:8px}
.menu-toggle span{display:block;width:24px;height:1px;background:var(--ink);margin:6px 0}

.hero{position:relative;min-height:min(720px,74vh);overflow:hidden;background:var(--deep)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,20,16,.78) 0%,rgba(26,20,16,.48) 40%,rgba(26,20,16,.06) 72%)}
.hero-content{position:relative;z-index:2;width:min(1180px,calc(100% - 42px));margin:auto;padding-top:clamp(95px,13vh,150px);color:#fff}
.kicker,.section-en{font-family:Georgia,serif;font-size:11px;letter-spacing:.3em}
.hero h1{max-width:640px;margin:18px 0 20px;font-family:"Noto Serif TC","PMingLiU",serif;font-size:clamp(46px,6vw,82px);font-weight:500;line-height:1.28;letter-spacing:.06em}
.hero p{max-width:600px;color:rgba(255,255,255,.82);font-size:17px}
.hero-actions{display:flex;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-width:132px;padding:12px 22px;border:1px solid rgba(255,255,255,.75);font-size:13px;font-weight:700;transition:.25s}
.btn-light{background:#fff;color:var(--deep)}
.btn-light:hover{background:#e9dfd2}
.btn-ghost{color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.scroll-note{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);z-index:3;color:#fff;font:10px Georgia,serif;letter-spacing:.18em;text-align:center}
.scroll-note span{display:block;width:1px;height:30px;background:rgba(255,255,255,.75);margin:8px auto 0}

.section{padding:108px 0}
.section-en{display:inline-block;margin-bottom:14px;color:#8e7e6c}
.section-en.light{color:#cfbfae}
h2,h3{font-family:"Noto Serif TC","PMingLiU",serif}
.about-grid{display:grid;grid-template-columns:.92fr 1.08fr;align-items:center;gap:82px}
.about-copy h2,.section-head h2,.service-intro h2,.contact-copy h2{margin:0 0 22px;font-size:clamp(32px,4vw,52px);font-weight:500;line-height:1.35;letter-spacing:.04em}
.about-copy .lead{font-size:18px;color:#4e473f}
.about-copy p:not(.lead){color:var(--muted)}
.line-link{display:inline-flex;gap:10px;align-items:center;margin-top:15px;font-weight:700;border-bottom:1px solid var(--ink);padding-bottom:4px}
.about-image{position:relative}
.about-image img{aspect-ratio:4/3;object-fit:cover;filter:saturate(.78) contrast(1.02)}
.floating-note{position:absolute;left:-46px;bottom:-38px;background:var(--deep);color:#fff;padding:24px 30px;display:flex;gap:18px;align-items:center;box-shadow:0 20px 50px rgba(0,0,0,.16)}
.floating-note b{font:32px Georgia,serif;font-weight:400;color:var(--sand)}
.floating-note span{font-size:13px}

.philosophy{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#efeae4}
.philosophy-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.philosophy article{padding:42px 36px;border-right:1px solid var(--line)}
.philosophy article:last-child{border-right:0}
.philosophy span{font:14px Georgia,serif;color:#9c8974}
.philosophy h3{margin:9px 0 8px;font-size:22px;font-weight:500}
.philosophy p{margin:0;color:var(--muted);font-size:14px}

.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:30px}
.section-head h2{margin:0}
.section-head p{max-width:440px;margin:0;color:var(--muted);text-align:right}
.section-head.centered{display:block;text-align:center}
.section-head.centered p{margin:0 auto;text-align:center}
.filter{display:flex;gap:7px;flex-wrap:wrap;margin:0 0 26px}
.filter button{border:1px solid var(--line);background:transparent;padding:8px 16px;color:var(--muted)}
.filter button.active{background:var(--deep);color:#fff;border-color:var(--deep)}
.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.project-card{position:relative;overflow:hidden;min-height:310px;background:#cfc6bc}
.project-card.large{min-height:420px}
.project-card img{position:absolute;inset:0;height:100%;object-fit:cover;transition:transform .7s ease}
.project-card:hover img{transform:scale(1.045)}
.project-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 46%,rgba(20,16,13,.72))}
.project-overlay{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:28px;color:#fff}
.project-overlay span{font:10px Georgia,serif;letter-spacing:.22em;text-transform:uppercase;color:#d7cabd}
.project-overlay h3{margin:5px 0 0;font-size:27px;font-weight:500}
.project-overlay p{margin:2px 0 0;color:rgba(255,255,255,.75);font-size:12px}
.project-card.hidden{display:none}

.services{background:var(--deep);color:#fff}
.service-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:72px}
.service-intro{position:sticky;top:120px;align-self:start}
.service-intro h2{color:#fff}
.service-intro p{color:#bfb4aa}
.service-list{border-top:1px solid rgba(255,255,255,.15)}
.service-list article{display:grid;grid-template-columns:70px 1fr 1.2fr;gap:25px;align-items:center;padding:25px 0;border-bottom:1px solid rgba(255,255,255,.15)}
.service-list span{font:13px Georgia,serif;color:var(--sand)}
.service-list h3{margin:0;font-size:20px;font-weight:500}
.service-list p{margin:0;color:#bcb1a8;font-size:13px}

.process{background:#f2eee8}
.process-row{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-item{padding:28px 18px;border-right:1px solid var(--line)}
.process-item:last-child{border-right:0}
.process-item b{font:26px Georgia,serif;color:#b19a82;font-weight:400}
.process-item h3{margin:18px 0 8px;font-size:17px;font-weight:500}
.process-item p{margin:0;color:var(--muted);font-size:12px}

.statement{position:relative;min-height:480px;display:grid;place-items:center;overflow:hidden;background:#3b2c22}
.statement-bg{position:absolute;inset:0;background:linear-gradient(rgba(30,22,17,.78),rgba(30,22,17,.78)),url("../assets/images/hero-living-room.jpg") center/cover}
.statement-inner{position:relative;text-align:center;color:#fff}
.statement blockquote{margin:12px auto 18px;max-width:920px;font-family:"Noto Serif TC","PMingLiU",serif;font-size:clamp(30px,4.4vw,58px);font-weight:400;line-height:1.5;letter-spacing:.04em}
.statement p{color:#cfc3b7;font-size:13px}

.contact{background:#fbf9f6}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}
.contact-copy p{color:var(--muted)}
.contact-info{display:grid;gap:8px;margin-top:28px;font-size:14px}
.contact-info a{font-weight:700}
.contact-form{padding:34px;border:1px solid var(--line);background:#fff}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.contact-form label{display:grid;gap:7px;margin-bottom:15px;font-size:12px;font-weight:700;color:#5c554d}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:0;border-bottom:1px solid #cfc7bf;border-radius:0;background:transparent;padding:11px 4px;outline:none;color:var(--ink)}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--deep)}
.contact-form button{border:0;background:var(--deep);color:#fff;padding:13px 30px;font-weight:700}
.contact-form>p{display:inline;margin-left:14px;color:#8c837a;font-size:11px}

.footer{background:#171411;color:#a99f95;padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:45px}
.footer-grid>div{display:grid;align-content:start;gap:7px}
.footer-brand{font-family:"Noto Serif TC","PMingLiU",serif;font-size:22px;color:#fff;letter-spacing:.12em}
.footer-grid small{font:9px Georgia,serif;letter-spacing:.2em}
.footer-grid p{font-size:13px}
.footer-grid b{color:#eee6dd;margin-bottom:7px;font-size:13px}
.footer-grid a,.footer-grid span{font-size:12px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:38px;padding-top:20px;font-size:11px}

.cosmogrid-watermark{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;background:rgba(28,31,34,.9);color:#fff;box-shadow:0 12px 30px rgba(0,0,0,.22);backdrop-filter:blur(12px);transition:.2s}
.cosmogrid-watermark:hover{transform:translateY(-2px);background:#1c232a}
.cg-icon{display:grid;place-items:center;width:28px;height:28px;border:1px solid rgba(255,255,255,.38);border-radius:50%}
.cosmogrid-watermark b{display:block;font-size:12px;letter-spacing:.05em}
.cosmogrid-watermark small{display:block;font-size:10px;color:#cfd4d9}
.back-top{position:fixed;right:20px;bottom:84px;z-index:80;width:42px;height:42px;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:rgba(39,35,31,.85);color:#fff;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}
.back-top.show{opacity:1;pointer-events:auto;transform:none}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}

@media(max-width:1000px){
  .nav{position:fixed;left:18px;right:18px;top:92px;display:none;flex-direction:column;align-items:stretch;gap:0;padding:12px;background:rgba(247,244,239,.98);border:1px solid var(--line);box-shadow:0 18px 50px rgba(43,34,28,.15)}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .menu-toggle{display:block}
  .about-grid,.service-layout,.contact-grid{grid-template-columns:1fr}
  .service-intro{position:static}
  .process-row{grid-template-columns:repeat(3,1fr)}
  .process-item:nth-child(3){border-right:0}
  .project-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .wrap{width:min(100% - 28px,1180px)}
  .header-inner{height:70px;width:calc(100% - 26px)}
  .brand-copy strong{font-size:16px}
  .brand-copy small{font-size:7px}
  .brand-mark{width:34px;height:34px}
  .hero{min-height:630px}
  .hero-img{object-position:64% center}
  .hero-shade{background:linear-gradient(180deg,rgba(25,20,17,.66),rgba(25,20,17,.4))}
  .hero-content{width:calc(100% - 34px);padding-top:96px}
  .hero h1{font-size:46px}
  .hero p{font-size:15px}
  .section{padding:76px 0}
  .about-grid{gap:36px}
  .floating-note{left:12px;bottom:-22px}
  .philosophy-grid{grid-template-columns:1fr}
  .philosophy article{border-right:0;border-bottom:1px solid var(--line)}
  .philosophy article:last-child{border-bottom:0}
  .section-head{display:block}
  .section-head p{text-align:left;margin-top:8px}
  .project-grid{grid-template-columns:1fr}
  .project-card,.project-card.large{min-height:330px}
  .service-list article{grid-template-columns:48px 1fr}
  .service-list p{grid-column:2}
  .process-row{grid-template-columns:1fr 1fr}
  .process-item:nth-child(3){border-right:1px solid var(--line)}
  .process-item:nth-child(2n){border-right:0}
  .fields{grid-template-columns:1fr}
  .contact-form>p{display:block;margin:12px 0 0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cosmogrid-watermark{right:10px;bottom:10px;padding:8px 10px}
  .back-top{right:12px;bottom:72px}
}