:root{
  --ink:#161616; --muted:#6b6b6b; --line:rgba(24,24,24,.10);
  --ivory:#f8f6f1; --mist:#edf3f6; --gold:#a98958; --black:#090909;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;color:var(--ink);background:#fff}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.navin{max-width:1280px;margin:auto;padding:20px 28px;display:flex;align-items:center;gap:28px}
.logo{font-size:22px;letter-spacing:.19em;font-weight:650}
.logo small{display:block;font-size:8px;letter-spacing:.30em;margin-top:3px;color:#666}
.links{display:flex;gap:28px;margin-left:auto;font-size:13px;letter-spacing:.06em}
.links a{color:#505050;position:relative}
.links a:after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:1px;background:#111;transition:.25s}
.links a:hover:after{width:100%}
.cta{padding:11px 17px;border-radius:999px;background:#111;color:#fff;font-size:13px;letter-spacing:.05em}

.hero{min-height:83vh;display:grid;grid-template-columns:1.02fr .98fr;align-items:stretch;background:linear-gradient(110deg,#fbfcfd 0,#f7f5f0 56%,#eef5f8 100%);overflow:hidden}
.hero .copy{padding:110px max(7vw,52px) 90px;display:flex;flex-direction:column;justify-content:center;position:relative}
.hero .copy:before{content:"S+DIAMOND";position:absolute;top:66px;right:28px;font-family:Georgia,serif;font-size:76px;letter-spacing:.08em;color:rgba(0,0,0,.035);white-space:nowrap}
.kicker{font-size:11px;letter-spacing:.28em;color:#6e8997;font-weight:700;text-transform:uppercase}
.hero h1{font-family:Georgia,"Times New Roman","Noto Serif TC",serif;font-size:clamp(48px,6.2vw,82px);font-weight:500;line-height:1.08;margin:22px 0 24px;letter-spacing:-.02em}
.hero h1 span{display:block;font-size:.52em;letter-spacing:.04em;margin-top:15px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;font-weight:500}
.hero p{max-width:620px;font-size:17px;line-height:1.95;color:#5f5f5f;margin:0}
.heroimg{height:83vh;position:relative;overflow:hidden}
.heroimg:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.16),transparent 28%)}
.heroimg img{width:100%;height:100%;object-fit:cover;object-position:left center;transform:scale(1.02)}
.btns{display:flex;gap:12px;margin-top:30px}
.btn{padding:13px 19px;border-radius:999px;border:1px solid #bbb;font-size:13px;letter-spacing:.06em}
.btn.primary{background:#111;color:#fff;border-color:#111}

.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;overflow:hidden;background:#fff}
.marquee div{white-space:nowrap;font-family:Georgia,serif;letter-spacing:.22em;font-size:12px;color:#7c7c7c;text-align:center}

.section{max-width:1240px;margin:auto;padding:100px 28px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:36px}
.section h2{font-family:Georgia,"Noto Serif TC",serif;font-size:42px;font-weight:500;margin:8px 0 0}
.section .lead{color:#6e6e6e;max-width:720px;line-height:1.9;margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{border:1px solid var(--line);border-radius:2px;overflow:hidden;background:#fff;transition:.28s}
.card:hover{transform:translateY(-6px);box-shadow:0 22px 55px rgba(0,0,0,.08)}
.card img{height:330px;width:100%;object-fit:cover}
.pad{padding:24px}
.eyebrow{font-size:10px;letter-spacing:.20em;color:#8a8a8a;text-transform:uppercase}
.card h3{font-family:Georgia,"Noto Serif TC",serif;font-size:25px;font-weight:500;margin:10px 0}
.card p{color:#777;line-height:1.7;font-size:14px;margin:0}

.editorial{display:grid;grid-template-columns:1fr 1fr;min-height:560px;background:var(--ivory)}
.editorial .visual img{width:100%;height:100%;object-fit:cover}
.editorial .text{padding:80px;display:flex;flex-direction:column;justify-content:center}
.editorial h2{font-family:Georgia,"Noto Serif TC",serif;font-size:46px;font-weight:500;line-height:1.25;margin:12px 0 18px}
.editorial p{color:#666;line-height:1.9;max-width:520px}

.black{background:radial-gradient(circle at 72% 12%,#6a5941 0,#2a241d 22%,#10100f 46%,#050505 72%);color:#fff}
.black .section{max-width:1280px}
.blackgrid{display:grid;grid-template-columns:.82fr 1.18fr;gap:58px;align-items:center}
.black .lead{color:#d4ccc0}
.black h2{font-size:52px;line-height:1.2;color:#f7f3eb}
.black img{border-radius:2px;box-shadow:0 30px 90px rgba(0,0,0,.45)}
.pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.pill{border:1px solid rgba(255,255,255,.22);padding:9px 13px;border-radius:999px;color:#e8dfd2;font-size:12px;letter-spacing:.05em}

.ingredient-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:32px}
.ingredient{background:#f8fafb;border:1px solid #edf0f2;padding:23px;border-radius:2px;min-height:130px}
.ingredient b{display:block;margin-bottom:10px;font-family:Georgia,"Noto Serif TC",serif;font-size:18px;font-weight:500}
.ingredient span{font-size:13px;color:#777;line-height:1.6}

.band{background:linear-gradient(90deg,#edf5f8,#f8f4f4,#f4f0e8);padding:64px 28px}
.bandin{max-width:1240px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:32px}
.band h3{font-family:Georgia,"Noto Serif TC",serif;font-size:34px;font-weight:500;margin:0}
.band p{color:#666;margin:8px 0 0}

.footer{border-top:1px solid var(--line);padding:38px 28px;color:#888}
.footerin{max-width:1240px;margin:auto;display:flex;justify-content:space-between;gap:20px}

.pagehero{padding:100px 28px 68px;background:linear-gradient(180deg,#f7fafb,#fff)}
.pagehero .inner{max-width:1240px;margin:auto}
.pagehero h1{font-family:Georgia,"Noto Serif TC",serif;font-size:58px;font-weight:500;margin:12px 0 16px}
.product-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.product{border:1px solid var(--line);overflow:hidden;display:grid;grid-template-columns:210px 1fr;background:#fff}
.product img{width:100%;height:100%;object-fit:cover}
.product .pad{padding:24px}
.tag{font-size:10px;background:#f3f3f3;padding:6px 9px;border-radius:999px;display:inline-block;letter-spacing:.08em}

.form{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--line);padding:34px;box-shadow:0 20px 70px rgba(0,0,0,.06)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:17px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:700}
.field input,.field select,.field textarea{border:1px solid #dcdcdc;padding:13px;font-size:16px;background:#fff}
.field textarea{min-height:110px}
.submit{margin-top:20px;width:100%;border:0;padding:15px;background:#111;color:#fff;font-size:15px;font-weight:700;letter-spacing:.06em}

@media(max-width:900px){
 .links{display:none}.hero{grid-template-columns:1fr;min-height:auto}.heroimg{height:48vh}.hero .copy{padding:72px 24px 64px}.hero .copy:before{display:none}
 .cards,.ingredient-grid{grid-template-columns:1fr 1fr}.blackgrid,.editorial{grid-template-columns:1fr}.editorial .text{padding:56px 28px}.product-list{grid-template-columns:1fr}
}
@media(max-width:580px){
 .cards,.ingredient-grid,.grid2{grid-template-columns:1fr}.product{grid-template-columns:120px 1fr}.section{padding:72px 20px}.section h2{font-size:34px}.black h2{font-size:40px}.pagehero h1{font-size:44px}.bandin,.footerin{flex-direction:column;align-items:flex-start}
}