=== site.css 抓回本地 ===

:root{
  --gold:#D4AF37; --gold-dark:#B8860B; --gold-soft:#E8CF8A;
  --bg:#0B0B0C; --bg2:#131315; --card:#17171A; --line:rgba(212,175,55,.22);
  --txt:#EDEDEA; --txt2:#A9A9A4; --txt3:#6E6E6A;
  --serif:Didot,"Bodoni MT",Baskerville,"Songti TC","PMingLiU",serif;
  --sans:"PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font-family:var(--sans);line-height:1.8;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--serif);font-size:12px;letter-spacing:.35em;color:var(--gold);text-transform:uppercase}
.sec{padding:96px 0}
.sec-head{text-align:center;margin-bottom:56px}
.sec-head h2{font-family:var(--serif);font-size:34px;font-weight:400;letter-spacing:.12em;margin-top:14px;color:var(--txt)}
.rule{width:56px;height:1px;background:var(--gold);margin:22px auto 0}

/* nav */
nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(11,11,12,.86);backdrop-filter:blur(12px);border-bottom:1px solid rgba(212,175,55,.14)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-family:var(--serif);font-size:20px;letter-spacing:.22em;color:var(--gold)}
.brand small{display:block;font-family:var(--sans);font-size:10px;letter-spacing:.42em;color:var(--txt2);margin-top:1px}
.nav-links{display:flex;gap:34px;font-size:13.5px;letter-spacing:.14em;color:var(--txt2)}
.nav-links a:hover{color:var(--gold)}
.nav-cta{font-size:12.5px;letter-spacing:.18em;color:var(--gold);border:1px solid var(--line);padding:8px 20px;border-radius:2px;transition:.25s}
.nav-cta:hover{background:var(--gold);color:#111}
@media(max-width:820px){.nav-links{display:none}}

/* hero */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url(assets/gold_banner.jpg) center 30%/cover no-repeat;filter:brightness(.5) saturate(1.05)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,11,12,.62),rgba(11,11,12,.28) 45%,var(--bg) 96%)}
.hero-in{position:relative;width:100%;padding:140px 0 100px}
.hero h1{font-family:var(--serif);font-size:clamp(34px,5.4vw,58px);font-weight:400;letter-spacing:.1em;line-height:1.5;margin:20px 0 26px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p{max-width:520px;color:var(--txt2);font-size:15.5px;letter-spacing:.06em}
.hero-cta{display:flex;gap:16px;margin-top:44px;flex-wrap:wrap}
.btn-gold{background:var(--gold);color:#131313;font-size:13.5px;letter-spacing:.22em;padding:15px 36px;border-radius:2px;transition:.25s}
.btn-gold:hover{background:var(--gold-soft)}
.btn-ghost{border:1px solid var(--line);color:var(--txt);font-size:13.5px;letter-spacing:.22em;padding:15px 36px;border-radius:2px;transition:.25s}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}

/* price board */
.price-sec{padding:0 0 8px;margin-top:-64px;position:relative;z-index:5}
.price-board{background:linear-gradient(180deg,#1A1A1D,#121214);border:1px solid var(--line);border-radius:6px;padding:34px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;box-shadow:0 24px 60px rgba(0,0,0,.5)}
.price-main .lbl{font-size:11.5px;letter-spacing:.3em;color:var(--txt3)}
.price-main .val{font-family:var(--serif);font-size:44px;color:var(--gold);letter-spacing:.02em;line-height:1.2}
.price-main .val small{font-size:16px;color:var(--txt2);letter-spacing:.1em}
.price-grid{display:flex;gap:36px;flex-wrap:wrap}
.price-cell .lbl{font-size:11.5px;letter-spacing:.24em;color:var(--txt3)}
.price-cell .val{font-family:var(--serif);font-size:22px;color:var(--txt);margin-top:4px}
.price-note{width:100%;font-size:11.5px;color:var(--txt3);letter-spacing:.08em}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#4CAF50;margin-right:8px;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.svc{background:var(--card);border:1px solid rgba(212,175,55,.12);border-radius:6px;overflow:hidden;transition:.3s}
.svc:hover{transform:translateY(-5px);border-color:var(--line)}
.svc img{height:200px;width:100%;object-fit:cover;filter:saturate(1.02)}
.svc-in{padding:24px 22px 28px}
.svc-in .no{font-family:var(--serif);font-size:12px;color:var(--gold-dark);letter-spacing:.3em}
.svc-in h3{font-size:17px;font-weight:500;letter-spacing:.1em;margin:10px 0 10px;color:var(--gold-soft)}
.svc-in p{font-size:13px;color:var(--txt2);line-height:1.9}
@media(max-width:960px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.svc-grid{grid-template-columns:1fr}.svc img{height:230px}}

/* process */
.proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.proc{padding:34px 26px;border:1px solid rgba(212,175,55,.12);border-radius:6px;background:var(--bg2);position:relative}
.proc .n{font-family:var(--serif);font-size:38px;color:rgba(212,175,55,.35)}
.proc h3{font-size:16px;letter-spacing:.14em;margin:14px 0 8px;color:var(--txt)}
.proc p{font-size:13px;color:var(--txt2)}
@media(max-width:960px){.proc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.proc-grid{grid-template-columns:1fr}}

/* trust */
.trust{background:var(--bg2);border-top:1px solid rgba(212,175,55,.1);border-bottom:1px solid rgba(212,175,55,.1)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.trust-cell{padding:12px 10px}
.trust-cell .t{font-family:var(--serif);font-size:20px;color:var(--gold);letter-spacing:.1em}
.trust-cell .d{font-size:12.5px;color:var(--txt2);margin-top:8px;letter-spacing:.08em}
@media(max-width:820px){.trust-grid{grid-template-columns:repeat(2,1fr)}}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.contact-grid h2{font-family:var(--serif);font-size:32px;font-weight:400;letter-spacing:.1em;margin-top:14px}
.c-list{margin-top:34px;display:grid;gap:0}
.c-row{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.c-row .k{font-size:12px;letter-spacing:.24em;color:var(--txt3);width:86px;flex-shrink:0;padding-top:3px}
.c-row .v{font-size:15px;color:var(--txt);letter-spacing:.04em}
.c-row .v a{color:var(--gold)}
.c-row .v small{display:block;font-size:12px;color:var(--txt3);margin-top:3px}
.contact-card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:40px 36px}
.contact-card .eyebrow{margin-bottom:12px;display:block}
.contact-card h3{font-family:var(--serif);font-size:24px;font-weight:400;letter-spacing:.08em;margin-bottom:14px}
.contact-card p{font-size:13.5px;color:var(--txt2);margin-bottom:28px}
.contact-card .btn-gold{display:block;text-align:center}
.contact-card .alt{margin-top:18px;text-align:center;font-size:12.5px;color:var(--txt3)}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;gap:44px}}

/* footer */
footer{border-top:1px solid rgba(212,175,55,.14);padding:44px 0 52px;text-align:center}
footer .brand{font-size:17px}
footer p{font-size:12px;color:var(--txt3);margin-top:14px;letter-spacing:.1em;line-height:2}

/* brand */
.brand-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:56px;align-items:center}
.brand-txt p{color:var(--txt2);font-size:14.5px;margin-bottom:18px;letter-spacing:.04em}
.brand-txt .lead{font-family:var(--serif);font-size:20px;color:var(--txt);line-height:1.7;letter-spacing:.04em;margin-bottom:24px}
.brand-stats{display:grid;gap:16px}
.bstat{border:1px solid rgba(212,175,55,.16);border-radius:6px;padding:20px 24px;background:var(--bg2)}
.bstat .bn{font-family:var(--serif);font-size:28px;color:var(--gold);letter-spacing:.06em}
.bstat .bn span{font-size:14px;color:var(--gold-dark);margin-left:5px;letter-spacing:.05em}
.bstat .bd{font-size:12.5px;color:var(--txt2);margin-top:6px;letter-spacing:.05em}
@media(max-width:860px){.brand-grid{grid-template-columns:1fr;gap:34px}.brand-stats{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.brand-stats{grid-template-columns:1fr}}

/* pricing */
.price-formula{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;background:var(--card);border:1px solid var(--line);border-radius:6px;padding:30px 24px;margin-bottom:44px}
.pf-item{text-align:center;min-width:96px}
.pf-item .t{font-size:14px;color:var(--txt);letter-spacing:.05em}
.pf-item small{display:block;font-size:11px;color:var(--txt3);margin-top:5px;letter-spacing:.08em}
.pf-op{font-family:var(--serif);font-size:24px;color:var(--gold-dark)}
.pf-result .t{color:var(--gold)}
.pricing-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:start}
.pricing-txt p{color:var(--txt2);font-size:14.5px;margin-bottom:16px;letter-spacing:.03em;line-height:1.95}
.pricing-txt p strong{color:var(--gold-soft);font-weight:500}
.pricing-txt .note-line{font-size:12.5px;color:var(--txt3);border-left:2px solid var(--line);padding-left:14px;margin-top:6px}
.pricing-ex{background:linear-gradient(180deg,#1A1A1D,#121214);border:1px solid var(--line);border-radius:6px;padding:30px 28px;position:sticky;top:88px}
.ex-head{font-family:var(--serif);font-size:18px;color:var(--gold);letter-spacing:.14em;margin-bottom:20px;text-align:center}
.ex-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06);font-size:13.5px}
.ex-row span{color:var(--txt3);letter-spacing:.08em;flex-shrink:0}
.ex-row b{color:var(--txt);font-weight:500;text-align:right}
.ex-line{height:1px;background:var(--line);margin:18px 0}
.ex-cal{font-size:13px;color:var(--txt2);text-align:center;letter-spacing:.03em}
.ex-result{font-family:var(--serif);font-size:30px;color:var(--gold);text-align:center;margin:10px 0 8px}
.ex-foot{font-size:12px;color:var(--txt3);text-align:center}
@media(max-width:860px){.pricing-grid{grid-template-columns:1fr;gap:34px}.price-formula{padding:22px 14px}.pf-op{font-size:20px}.pricing-ex{position:static}}

/* faq */
.faq-list{display:grid;gap:14px;max-width:880px;margin:0 auto}
.faq details{border:1px solid rgba(212,175,55,.14);border-radius:6px;background:var(--card);overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:20px 56px 20px 24px;position:relative;font-size:15px;letter-spacing:.05em;color:var(--txt);transition:.25s}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--gold)}
.faq summary::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-family:var(--serif);font-size:22px;color:var(--gold)}
.faq details[open] summary::after{content:"\2013"}
.faq details[open] summary{color:var(--gold);border-bottom:1px solid rgba(212,175,55,.14)}
.faq .faq-a{padding:0 24px 22px;font-size:14px;color:var(--txt2);line-height:1.95;letter-spacing:.02em}
.faq .faq-a strong{color:var(--gold-soft);font-weight:500}

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

/* cart badge */
.cart-link{position:relative}
.cart-badge{position:absolute;top:-10px;right:-15px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--gold);color:#111;font-family:var(--sans);font-size:11px;font-weight:700;line-height:18px;text-align:center;letter-spacing:0}

/* filter tabs */
.filter-tabs{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:42px}
.filter-tabs button{background:transparent;border:1px solid var(--line);color:var(--txt2);font-family:var(--sans);font-size:13px;letter-spacing:.12em;padding:9px 22px;border-radius:2px;cursor:pointer;transition:.25s}
.filter-tabs button:hover{color:var(--gold);border-color:var(--gold)}
.filter-tabs button.on{background:var(--gold);color:#111;border-color:var(--gold)}

/* product grid */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{background:var(--card);border:1px solid rgba(212,175,55,.12);border-radius:6px;overflow:hidden;transition:.3s;display:flex;flex-direction:column}
.prod-card:hover{transform:translateY(-5px);border-color:var(--line)}
.prod-card img{height:220px;width:100%;object-fit:cover}
.prod-card .pc-in{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.prod-card .pc-cat{font-size:11px;letter-spacing:.24em;color:var(--gold-dark);text-transform:uppercase}
.prod-card h3{font-size:16px;font-weight:500;letter-spacing:.06em;margin:8px 0 10px;color:var(--gold-soft)}
.prod-card .pc-meta{font-size:12.5px;color:var(--txt2);line-height:1.8;margin-bottom:14px}
.prod-card .pc-desc{font-size:13px;color:var(--txt2);line-height:1.7;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.prod-card .pc-price{font-family:var(--serif);font-size:20px;color:var(--gold);margin-top:auto}
.prod-card .pc-price small{font-size:11px;color:var(--txt3);font-family:var(--sans);letter-spacing:.05em;display:block;margin-top:3px}
.prod-card .pc-actions{display:flex;gap:10px;margin-top:16px}
.prod-card .pc-actions .btn-gold,.prod-card .pc-actions .btn-ghost{flex:1;text-align:center;padding:11px 0;font-size:12.5px}
@media(max-width:960px){.prod-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.prod-grid{grid-template-columns:1fr}.prod-card img{height:240px}}

/* product detail */
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pd-img img{width:100%;border-radius:6px;border:1px solid var(--line)}
.pd-badge{position:absolute;top:16px;left:16px;background:rgba(11,11,12,.82);border:1px solid var(--line);color:var(--gold);font-size:11px;letter-spacing:.2em;padding:6px 14px;border-radius:2px}
.pd-info .pc-cat{font-size:12px;letter-spacing:.24em;color:var(--gold-dark);text-transform:uppercase}
.pd-info h1{font-family:var(--serif);font-size:30px;font-weight:400;letter-spacing:.05em;margin:12px 0 18px;color:var(--txt);line-height:1.4}
.pd-info .pd-desc{color:var(--txt2);font-size:14.5px;line-height:1.95;margin-bottom:24px}
.pd-spec{display:grid;gap:0;margin-bottom:24px;border-top:1px solid rgba(255,255,255,.07)}
.pd-spec .row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:14px}
.pd-spec .row .k{color:var(--txt3);letter-spacing:.1em}
.pd-spec .row .v{color:var(--txt)}
.pd-price{background:linear-gradient(180deg,#1A1A1D,#121214);border:1px solid var(--line);border-radius:6px;padding:22px 24px;margin-bottom:24px}
.pd-price .lbl{font-size:11.5px;letter-spacing:.2em;color:var(--txt3)}
.pd-price .val{font-family:var(--serif);font-size:34px;color:var(--gold);margin-top:4px}
.pd-price .val small{font-size:13px;color:var(--txt2);font-family:var(--sans)}
.pd-price .note{font-size:11.5px;color:var(--txt3);margin-top:8px}
.qty{display:flex;align-items:center;gap:0;margin-bottom:20px}
.qty button{width:42px;height:42px;background:var(--bg2);border:1px solid var(--line);color:var(--gold);font-size:20px;cursor:pointer;transition:.2s}
.qty button:hover{background:var(--line)}
.qty input{width:64px;height:42px;text-align:center;background:var(--card);border:1px solid var(--line);border-left:0;border-right:0;color:var(--txt);font-size:16px;font-family:var(--serif)}
.pd-actions{display:flex;gap:14px}
.pd-actions .btn-gold,.pd-actions .btn-ghost{flex:1;text-align:center;padding:15px 0}
.pd-back{display:inline-block;margin-bottom:28px;font-size:13px;letter-spacing:.1em;color:var(--txt2)}
.pd-back:hover{color:var(--gold)}
@media(max-width:900px){.pd-grid{grid-template-columns:1fr;gap:36px}}

/* cart */
.cart-table{width:100%;border-collapse:collapse}
.cart-table th{text-align:left;font-size:12px;letter-spacing:.16em;color:var(--txt3);font-weight:400;padding:0 14px 16px;border-bottom:1px solid var(--line)}
.cart-table td{padding:18px 14px;border-bottom:1px solid rgba(255,255,255,.07);vertical-align:middle}
.cart-table .ct-prod{display:flex;gap:16px;align-items:center}
.cart-table .ct-prod img{width:64px;height:64px;object-fit:cover;border-radius:4px;border:1px solid var(--line)}
.cart-table .ct-name{font-size:14.5px;color:var(--txt);letter-spacing:.04em}
.cart-table .ct-name small{display:block;color:var(--txt3);font-size:12px;margin-top:3px}
.cart-table .ct-price,.cart-table .ct-sub{font-family:var(--serif);font-size:16px;color:var(--gold)}
.cart-table .ct-qty{display:inline-flex;align-items:center}
.cart-table .ct-qty button{width:32px;height:32px;background:var(--bg2);border:1px solid var(--line);color:var(--gold);cursor:pointer;font-size:16px}
.cart-table .ct-qty input{width:46px;height:32px;text-align:center;background:var(--card);border:1px solid var(--line);border-left:0;border-right:0;color:var(--txt)}
.cart-table .ct-del{color:var(--txt3);cursor:pointer;font-size:13px;letter-spacing:.1em}
.cart-table .ct-del:hover{color:#e07a7a}
.cart-foot{display:flex;justify-content:space-between;align-items:center;margin-top:34px;flex-wrap:wrap;gap:20px}
.cart-total{font-size:15px;color:var(--txt2);letter-spacing:.06em}
.cart-total b{font-family:var(--serif);font-size:26px;color:var(--gold);margin-left:10px}
.cart-foot .btn-gold{padding:15px 40px}
.empty{text-align:center;padding:80px 0;color:var(--txt3);font-size:15px;letter-spacing:.08em;line-height:2}
.empty a{color:var(--gold);border-bottom:1px solid var(--line)}
@media(max-width:760px){.cart-table thead{display:none}.cart-table,.cart-table tbody,.cart-table tr,.cart-table td{display:block;width:100%}.cart-table tr{border:1px solid var(--line);border-radius:6px;margin-bottom:16px;padding:6px 0}.cart-table td{border:0;padding:10px 18px}.cart-table .ct-prod img{width:54px;height:54px}.cart-table .ct-qty{margin:6px 0}}

/* checkout */
.co-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
.co-form .field{margin-bottom:22px}
.co-form label{display:block;font-size:12px;letter-spacing:.16em;color:var(--txt3);margin-bottom:8px}
.co-form input,.co-form textarea,.co-form select{width:100%;background:var(--card);border:1px solid var(--line);border-radius:4px;color:var(--txt);font-family:var(--sans);font-size:14.5px;padding:13px 15px;letter-spacing:.03em}
.co-form input:focus,.co-form textarea:focus,.co-form select:focus{outline:none;border-color:var(--gold)}
.co-form textarea{resize:vertical;min-height:88px}
.co-form .two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.co-summary{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:30px 28px;position:sticky;top:88px}
.co-summary h3{font-family:var(--serif);font-size:20px;font-weight:400;letter-spacing:.08em;margin-bottom:18px;color:var(--gold)}
.co-summary .co-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:13.5px;color:var(--txt2)}
.co-summary .co-row b{color:var(--txt);font-weight:500;text-align:right}
.co-summary .co-total{display:flex;justify-content:space-between;align-items:center;margin-top:18px;font-size:15px;color:var(--txt2)}
.co-summary .co-total b{font-family:var(--serif);font-size:26px;color:var(--gold)}
.co-summary .btn-gold{display:block;text-align:center;margin-top:22px;padding:15px 0}
.co-note{font-size:12px;color:var(--txt3);margin-top:14px;line-height:1.8}
@media(max-width:900px){.co-grid{grid-template-columns:1fr;gap:40px}.co-summary{position:static}.co-form .two{grid-template-columns:1fr}}

/* order done */
.done-wrap{text-align:center;padding:30px 0}
.done-wrap .chk{width:72px;height:72px;border-radius:50%;border:2px solid var(--gold);color:var(--gold);font-size:34px;line-height:68px;margin:0 auto 24px}
.done-wrap h2{font-family:var(--serif);font-size:30px;font-weight:400;letter-spacing:.08em;margin-bottom:16px}
.done-wrap p{color:var(--txt2);font-size:14.5px;line-height:1.95;max-width:520px;margin:0 auto 12px}
.done-wrap .ord-no{font-family:var(--serif);font-size:22px;color:var(--gold);margin:18px 0}
.done-wrap .btn-gold{display:inline-block;margin-top:18px;padding:14px 38px}

/* page head (sub pages) */
.page-head{padding:140px 0 34px;text-align:center;background:radial-gradient(120% 80% at 50% 0%,rgba(212,175,55,.10),transparent 60%);border-bottom:1px solid rgba(212,175,55,.1)}
.page-head .eyebrow{display:block;margin-bottom:14px}
.page-head h1{font-family:var(--serif);font-size:40px;font-weight:400;letter-spacing:.1em;color:var(--txt)}
.page-head p{color:var(--txt2);font-size:14.5px;margin-top:14px;letter-spacing:.04em;max-width:560px;margin-left:auto;margin-right:auto;line-height:1.9}