/* 喜成燙金印刷 — 知識庫子頁共用樣式（沿用首頁設計系統） */
:root{
  --ink:#14110d;
  --ink-2:#1e1a14;
  --ink-soft:#2a251d;
  --paper:#f6f2e9;
  --paper-2:#efe8da;
  --cream:#faf7f0;
  --gold:#c6a15b;
  --gold-lt:#e6cd8f;
  --gold-dk:#a9843f;
  --red:#7c1f1a;
  --text:#efe8da;
  --text-dk:#4a4234;
  --text-mut:#8a7f6b;
  --line:rgba(198,161,91,.28);
  --gold-grad:linear-gradient(135deg,#a9843f 0%,#e6cd8f 34%,#c6a15b 52%,#8f6d31 78%,#e2c684 100%);
  --serif:"Noto Serif TC",serif;
  --sans:"Noto Sans TC",-apple-system,"PingFang TC","Microsoft JhengHei",sans-serif;
  --latin:"Cormorant Garamond",serif;
  --maxw:920px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--text-dk);background:var(--paper);line-height:1.9;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--gold);color:var(--ink)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.gold-text{background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.eyebrow{font-size:.76rem;font-weight:500;letter-spacing:.4em;text-transform:uppercase;color:var(--gold-dk);display:inline-flex;align-items:center;gap:.85em}
.eyebrow::before{content:"";width:30px;height:1px;background:var(--gold)}
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:500;letter-spacing:.06em;cursor:pointer;border:1px solid var(--gold);color:var(--ink);background:var(--gold-grad);background-size:180% 180%;padding:.7em 1.5em;border-radius:2px;font-size:.92rem;transition:.4s;white-space:nowrap}
.btn:hover{background-position:100% 0;box-shadow:0 8px 26px -12px rgba(198,161,91,.7);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--gold-lt);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--gold);box-shadow:none}

/* HEADER（同首頁） */
header{position:fixed;inset:0 0 auto 0;z-index:100;padding:14px 0;background:rgba(20,17,13,.9);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1160px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:36px;width:auto}
.brand .bt{line-height:1.15}
.brand .bt b{font-family:var(--serif);font-weight:700;font-size:1.05rem;letter-spacing:.14em;color:var(--cream);display:block}
.brand .bt span{font-family:var(--latin);font-size:.68rem;letter-spacing:.3em;color:var(--gold);text-transform:uppercase}
.menu{display:flex;align-items:center;gap:24px}
.menu a{font-size:.9rem;font-weight:500;color:var(--paper-2);letter-spacing:.06em;position:relative;padding:4px 0;transition:.3s}
.menu a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--gold);transition:.35s}
.menu a:hover{color:var(--gold-lt)}
.menu a:hover::after{width:100%}
.menu a.on{color:var(--gold-lt)}
.menu a.on::after{width:100%}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px;position:relative;z-index:120}
.burger span{width:26px;height:2px;background:var(--gold-lt);transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* PAGE HERO */
.page-hero{background:radial-gradient(120% 100% at 75% 0%,#2a241a 0%,#14110d 60%,#0d0b08 100%);color:var(--text);padding:150px 0 64px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--line)}
.crumb{font-size:.82rem;color:var(--text-mut);letter-spacing:.06em;margin-bottom:22px}
.crumb a{color:var(--gold-dk);transition:.3s}
.crumb a:hover{color:var(--gold-lt)}
.crumb .sep{margin:0 .6em;opacity:.5}
.page-hero h1{font-family:var(--serif);font-weight:900;color:var(--cream);font-size:clamp(1.75rem,4.4vw,2.7rem);line-height:1.45;letter-spacing:.03em;margin-bottom:16px}
.page-hero .lead{font-size:1.04rem;color:#c9bfa8;font-weight:300;line-height:2;max-width:60ch}
.page-hero .latin-sub{font-family:var(--latin);font-style:italic;font-size:1.05rem;letter-spacing:.16em;color:var(--gold);opacity:.85;margin-bottom:14px}

/* ARTICLE */
.article{padding:64px 0 30px}
.article h2{font-family:var(--serif);font-weight:700;color:var(--ink);font-size:clamp(1.4rem,2.8vw,1.85rem);line-height:1.5;letter-spacing:.03em;margin:56px 0 18px;padding-top:8px}
.article h2:first-child{margin-top:0}
.article h2::before{content:"";display:block;width:38px;height:2px;background:var(--gold-grad);margin-bottom:16px}
.article h3{font-family:var(--serif);font-weight:600;color:var(--ink);font-size:1.15rem;letter-spacing:.04em;margin:34px 0 10px}
.article p{font-size:1rem;color:#544b3b;font-weight:300;line-height:2.05;margin-bottom:16px}
.article ul,.article ol{margin:0 0 18px 1.4em}
.article li{font-size:.98rem;color:#544b3b;font-weight:300;line-height:2;margin-bottom:6px}
.article strong{color:var(--red);font-weight:500}
.article b{color:var(--ink);font-weight:600}
.callout{border-left:2px solid var(--gold);background:var(--cream);padding:18px 22px;border-radius:0 4px 4px 0;margin:26px 0;font-size:.95rem;color:#5a5140;line-height:2}
.callout b{color:var(--gold-dk)}

/* 規格表 */
.spec-wrap{overflow-x:auto;margin:24px 0}
.spec{width:100%;border-collapse:collapse;font-size:.94rem;background:var(--cream);border:1px solid var(--line)}
.spec th{font-family:var(--serif);font-weight:600;color:var(--cream);background:var(--ink);padding:12px 16px;text-align:left;letter-spacing:.08em;white-space:nowrap}
.spec td{padding:12px 16px;border-top:1px solid var(--line);color:#544b3b;font-weight:300;vertical-align:top}
.spec tr td:first-child{font-weight:500;color:var(--ink);white-space:nowrap}

/* 照片列 */
.photo-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0}
.photo-row.two{grid-template-columns:repeat(2,1fr)}
.photo-row figure{position:relative;border-radius:5px;overflow:hidden;border:1px solid var(--line);box-shadow:0 18px 36px -26px rgba(0,0,0,.5)}
.photo-row img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.photo-row figure:hover img{transform:scale(1.05)}
.photo-row figcaption{position:absolute;left:0;right:0;bottom:0;padding:24px 12px 10px;background:linear-gradient(to top,rgba(20,17,13,.85),transparent);color:var(--cream);font-size:.82rem;letter-spacing:.08em}

/* QA */
.qa{border:1px solid var(--line);border-radius:5px;background:var(--cream);margin:0 0 14px;overflow:hidden}
.qa summary{cursor:pointer;list-style:none;display:flex;gap:14px;align-items:baseline;padding:18px 22px;font-family:var(--serif);font-weight:600;color:var(--ink);font-size:1.02rem;letter-spacing:.03em;transition:.3s}
.qa summary::-webkit-details-marker{display:none}
.qa summary::before{content:"問";flex-shrink:0;font-size:.78rem;color:var(--gold-dk);border:1px solid var(--line);border-radius:2px;padding:.1em .5em;letter-spacing:.1em}
.qa[open] summary{border-bottom:1px solid var(--line);color:var(--gold-dk)}
.qa .a{padding:16px 22px 20px;font-size:.96rem;color:#544b3b;font-weight:300;line-height:2.05}
.qa .a p{margin-bottom:10px}
.qa .a p:last-child{margin-bottom:0}

/* CTA band */
.cta-band{background:radial-gradient(120% 100% at 20% 0%,#241f16,#14110d);color:var(--text);border-radius:8px;padding:44px 40px;margin:60px 0;text-align:center;border:1px solid var(--line)}
.cta-band h2{font-family:var(--serif);color:var(--cream);font-size:clamp(1.3rem,2.6vw,1.7rem);font-weight:700;letter-spacing:.04em;margin-bottom:10px}
.cta-band p{color:#b1a58d;font-size:.96rem;font-weight:300;margin-bottom:26px}
.cta-band .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* RELATED */
.related{padding:10px 0 80px}
.related h2{font-family:var(--serif);color:var(--ink);font-size:1.3rem;font-weight:700;letter-spacing:.05em;margin-bottom:20px}
.rel-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.rel{border:1px solid var(--line);border-radius:5px;background:var(--cream);padding:22px 20px;transition:.4s;display:block}
.rel:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:0 18px 40px -24px rgba(169,132,63,.5)}
.rel b{font-family:var(--serif);color:var(--ink);font-size:1.05rem;font-weight:600;letter-spacing:.04em;display:block;margin-bottom:6px}
.rel span{font-size:.86rem;color:var(--text-mut);font-weight:300;line-height:1.8;display:block}
.rel .go{color:var(--gold-dk);font-size:.85rem;margin-top:10px;display:inline-block}

/* FOOTER（同首頁） */
footer{background:#0d0b08;color:#8a7f6b;padding:56px 0 28px;border-top:1px solid var(--line)}
.foot-inner{max-width:1160px;margin:0 auto;padding:0 24px}
.foot-top{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;flex-wrap:wrap;padding-bottom:36px;border-bottom:1px solid rgba(198,161,91,.14)}
.foot-brand img{height:52px;margin-bottom:16px}
.foot-brand p{max-width:34ch;font-size:.88rem;font-weight:300;line-height:1.9}
.foot-links{display:flex;gap:56px;flex-wrap:wrap}
.foot-col h5{font-family:var(--serif);color:var(--gold-lt);font-size:.95rem;letter-spacing:.16em;margin-bottom:14px;font-weight:500}
.foot-col a,.foot-col p{display:block;font-size:.86rem;color:#8a7f6b;margin-bottom:9px;font-weight:300;transition:.3s}
.foot-col a:hover{color:var(--gold-lt)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;flex-wrap:wrap;font-size:.78rem;letter-spacing:.06em}
.foot-bot .latin{font-family:var(--latin);font-style:italic;color:var(--gold);letter-spacing:.2em}

@media(max-width:760px){
  .menu{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);flex-direction:column;justify-content:center;gap:26px;background:rgba(20,17,13,.98);backdrop-filter:blur(16px);transform:translateX(100%);transition:.45s;padding:40px;border-left:1px solid var(--line)}
  .menu.open{transform:none}
  .menu a{font-size:1.1rem}
  .burger{display:flex}
  .page-hero{padding:120px 0 48px}
  .photo-row,.photo-row.two,.rel-row{grid-template-columns:1fr 1fr}
  .cta-band{padding:34px 22px}
}
@media(max-width:520px){
  .photo-row,.photo-row.two,.rel-row{grid-template-columns:1fr}
}