:root{--red: #BC141C;--red-d: #8C0C14;--red-dd: #60080E;--gold: #C9A063;--gold-l: #F7CCA0;--gold-w: #FAE8CD;--cream: #FAF6EF;--ink: #1C1816;--ink-2: #4A423E;--grey: #8A827C;--line: rgba(201, 160, 99, .25);--serif: "Noto Serif SC", "LiMingCP", "STSong", "SimSun", serif;--sans: "Noto Sans SC", "Lingxun Serif", "Microsoft YaHei", "PingFang SC", sans-serif;--fs-hero: clamp(2.1rem, 6.4vw + .5rem, 5.25rem);--fs-h2: clamp(1.7rem, 3.2vw + .6rem, 2.75rem);--fs-h3: clamp(1.35rem, 1.6vw + .8rem, 2rem);--fs-body: clamp(.95rem, .35vw + .86rem, 1.0625rem);--fs-small: clamp(.8rem, .2vw + .76rem, .875rem);--pad-section: clamp(3.2rem, 8vw, 6.25rem);--pad-x: clamp(1rem, 4vw, 2rem);--maxw: 1280px;--radius: 14px;--shadow-card: 0 18px 48px rgba(140, 12, 20, .1);--ease: cubic-bezier(.22, .61, .36, 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a:after{content:"";position:absolute;bottom:-6px;left:0;width:0;height:2px;background:var(--gold-l);transition:width .25s}.nav-links a:hover:after,.nav-links a.active:after{width:100%}.nav-cta{background:var(--gold);color:var(--red-dd);padding:.5em 1.4em;font-size:.875rem;white-space:nowrap}.nav-cta:hover{background:var(--gold-l)}.nav-toggle{display:none;background:none;border:1px solid var(--gold-l);color:var(--gold-l);width:44px;height:40px;font-size:1.3rem;place-items:center}@media(max-width:960px){.nav-links{position:fixed;inset:68px 0 auto;flex-direction:column;gap:0;background:#60080efb;padding:.5rem 0 1.2rem;transform:translateY(-130%);transition:transform .35s var(--ease);border-bottom:2px solid var(--gold)}.nav-links.open{transform:none}.nav-links a{padding:.9rem var(--pad-x);font-size:1.05rem;border-bottom:1px solid rgba(247,204,160,.12)}.nav-links 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1.6rem}.hero-sub{font-family:var(--serif);font-size:clamp(1.05rem,2vw,1.5rem);letter-spacing:.2em;color:#ffffffe0;margin-bottom:1rem}.hero-desc{font-size:var(--fs-small);color:#ffffffad;max-width:560px;margin:0 auto 2.4rem}.hero-btns{display:flex;gap:1.1rem;justify-content:center;flex-wrap:wrap}.buy-row{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.6rem;align-items:center}.grid-auto{display:grid;gap:clamp(1rem,2.4vw,2rem);grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}.card{background:#fff;border:1px solid var(--line);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card)}.card .ph{overflow:hidden;position:relative;aspect-ratio:4/3}.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}.card:hover .ph img{transform:scale(1.06)}.card 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a{color:var(--gold-l)}.faq-toolbar{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-bottom:1.4rem}.faq-cat-btn{border:1px solid var(--line);background:#fff;padding:.55em 1.2em;border-radius:999px;font-size:.88rem;color:var(--ink-2);transition:all .2s;min-height:40px}.faq-cat-btn.active,.faq-cat-btn:hover{background:var(--red);color:#fff;border-color:var(--red)}.faq-search{width:min(560px,100%);margin:0 auto 2rem;display:block;padding:.9em 1.2em;border:1px solid var(--line);border-radius:10px;font-size:1rem;font-family:inherit}.faq-search:focus{outline:2px solid var(--gold);border-color:var(--gold)}.faq-group-title{font-family:var(--serif);font-size:var(--fs-h3);color:var(--red-d);letter-spacing:.08em;margin:2.4rem 0 1.1rem;padding-left:.8rem;border-left:4px solid var(--gold)}details.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:.7rem;overflow:hidden}details.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:.9rem;padding:1.05rem 1.2rem;font-family:var(--serif);font-size:clamp(.98rem,1vw+ .7rem,1.08rem);min-height:44px}details.faq-item summary::-webkit-details-marker{display:none}.faq-item .qid{color:var(--gold);font-size:.8rem;font-family:var(--sans);flex-shrink:0}.faq-item .qtext{flex:1}.faq-item .arrow{color:var(--red);transition:transform .3s;flex-shrink:0;font-size:1.2rem}details.faq-item[open] .arrow{transform:rotate(45deg)}.faq-item .abody{padding:0 1.2rem 1.2rem 2.6rem;color:var(--ink-2);font-size:var(--fs-small);line-height:1.95}.faq-empty{text-align:center;color:var(--grey);padding:3rem 0;display:none}.chips{display:grid;gap:.9rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,150px),1fr));margin-top:1.6rem}.chip{border:1px solid rgba(247,204,160,.3);padding:1rem 1.2rem;background:#ffffff0a}.chip .n{font-family:var(--serif);color:var(--gold-l);font-size:1.1rem;margin-bottom:.2rem}.chip .d{font-size:.78rem;color:#ffffff8c}.warn-box{margin-top:1.6rem;padding:.9rem 1.2rem;background:#bc141c38;border-left:3px solid var(--gold-l);font-size:.85rem;color:#ffffffd1}.spec-grid{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,140px),1fr));margin-top:1.4rem}.spec{padding:.9rem 1.1rem;background:#fff;border:1px solid var(--line)}.spec .k{font-size:.75rem;color:var(--grey)}.spec .v{font-family:var(--serif);font-size:1.02rem;margin-top:.2rem}.guide-mini{display:flex;flex-direction:column;gap:.7rem;background:var(--cream);border:1px solid var(--line);padding:clamp(1.3rem,2.4vw,1.9rem);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s;min-height:44px}.guide-mini:hover{transform:translateY(-5px);box-shadow:var(--shadow-card);border-color:var(--gold)}.guide-mini h3{font-size:1.15rem;color:var(--red-d);letter-spacing:.05em}.guide-mini p{color:var(--grey);font-size:var(--fs-small);line-height:1.85;flex:1}.guide-mini .more{color:var(--red);font-size:.88rem;letter-spacing:.1em;border-bottom:1px solid var(--red);align-self:flex-start}.to-top{position:fixed;right:clamp(1rem,3vw,2rem);bottom:clamp(1rem,3vw,2rem);width:48px;height:48px;border-radius:50%;background:var(--red);color:var(--gold-l);border:1px solid var(--gold);font-size:1.2rem;display:grid;place-items:center;opacity:0;pointer-events:none;transition:opacity .3s;z-index:90}.to-top.show{opacity:1;pointer-events:auto}@media print{.nav,.to-top,.hero-btns{display:none!important}body{background:#fff}}