/* ============================================================
   YBT / Minca 全站樣式
   建立：2026-08-07
   規則：img 必須 max-width:100%; height:auto（配合 width/height 屬性防 CLS）
   ============================================================ */

:root{
  --ink:#12181f;
  --ink-2:#3d4a57;
  --ink-3:#6b7885;
  --line:#dde3e9;
  --bg:#ffffff;
  --bg-2:#f4f6f8;
  --bg-3:#eaeef2;
  --brand:#0b3d6b;
  --brand-2:#155a97;
  --accent:#c8531e;
  --ok:#1d7a4a;
  --maxw:1180px;
  --radius:4px;
  --font:"Helvetica Neue",Arial,"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.68;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.28;margin:0 0 .6em;font-weight:700;letter-spacing:-.01em}
h1{font-size:2.35rem}
.box-h{font-size:1.2rem}
h2{font-size:1.75rem}
h3{font-size:1.2rem}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1.1em;padding-left:1.25em}
li{margin-bottom:.4em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- 待確認標記 ---------- */
.flag{
  background:#fff4d6;border-bottom:2px dotted #c9922a;color:#7a5a12;
  padding:0 3px;font-weight:600;
}
.flag-block{
  background:#fff8e6;border:1px dashed #d8a93c;border-radius:var(--radius);
  padding:14px 16px;margin:0 0 1.2em;font-size:.9rem;color:#7a5a12;
}
.flag-block strong{color:#7a5a12}

/* ---------- Header ---------- */
.topbar{background:var(--brand);color:#cfe0ee;font-size:.8rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:36px;flex-wrap:wrap}
.topbar a{color:#cfe0ee}
.topbar .langs{display:flex;gap:12px;align-items:center}
.topbar .langs a[aria-current="true"]{color:#fff;font-weight:700}
.topbar .langs a[aria-disabled="true"]{opacity:.4;pointer-events:none}

.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{width:114px;height:63px}
.brand-txt{font-size:.72rem;color:var(--ink-3);line-height:1.3;max-width:150px}

.nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav>ul{display:flex;list-style:none;margin:0;padding:0;gap:2px}
.nav>ul>li{position:relative}
.nav>ul>li>a{
  display:block;padding:12px 13px;color:var(--ink);font-weight:600;font-size:.92rem;border-radius:var(--radius);
}
.nav>ul>li>a:hover{background:var(--bg-2);text-decoration:none}
.nav .sub{
  position:absolute;top:100%;left:0;min-width:290px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:0 10px 28px rgba(16,32,48,.13);
  list-style:none;margin:0;padding:8px 0;display:none;
}
.nav li:hover>.sub,.nav li:focus-within>.sub{display:block}
.nav .sub li{margin:0}
.nav .sub a{display:block;padding:8px 18px;color:var(--ink-2);font-size:.88rem}
.nav .sub a:hover{background:var(--bg-2);color:var(--brand-2);text-decoration:none}
.nav .sub .grp{
  padding:10px 18px 4px;font-size:.7rem;letter-spacing:.09em;text-transform:uppercase;
  color:var(--ink-3);font-weight:700;
}
.nav .sub .sep{border-top:1px solid var(--line);margin:6px 0}

.btn{
  display:inline-block;padding:12px 22px;border-radius:var(--radius);font-weight:700;
  font-size:.92rem;text-align:center;border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#a94317;text-decoration:none;color:#fff}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff;text-decoration:none}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);text-decoration:none}
.nav-cta{margin-left:10px;flex-shrink:0}
.nav-toggle{display:none;margin-left:auto;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;font-weight:700;font-size:.9rem;cursor:pointer;font-family:inherit}

/* ---------- Hero ---------- */
.hero{position:relative;background:#0d1a26;color:#fff;overflow:hidden}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.hero .wrap{position:relative;padding:88px 20px 76px}
.hero h1{font-size:2.9rem;max-width:17ch;margin-bottom:.35em}
.hero .lede{font-size:1.15rem;color:#dbe6ef;max-width:62ch;margin-bottom:1.6em}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.hero .btn-outline{color:#fff;border-color:#fff}
.hero .btn-outline:hover{background:#fff;color:var(--brand)}

.hero-facts{
  position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:rgba(255,255,255,.16);border-top:1px solid rgba(255,255,255,.16);
}
.hero-facts div{background:#0d1a26;padding:20px}
.hero-facts b{display:block;font-size:1.5rem;color:#fff;line-height:1.2}
.hero-facts span{font-size:.8rem;color:#a9bccd}

/* ---------- Sections ---------- */
section{padding:66px 0}
section.alt{background:var(--bg-2)}
.sec-head{max-width:70ch;margin-bottom:34px}
.eyebrow{
  font-size:.73rem;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);
  font-weight:700;margin-bottom:10px;
}
.sec-head p{color:var(--ink-2);font-size:1.03rem}

/* ---------- 兩條路分流 ---------- */
.paths{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.path{
  border:1px solid var(--line);border-radius:var(--radius);padding:32px;background:#fff;
  display:flex;flex-direction:column;
}
.path.primary{border-color:var(--brand);border-width:2px}
.path .tag{
  display:inline-block;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;
  font-weight:700;padding:4px 9px;border-radius:2px;margin-bottom:14px;
}
.path.primary .tag{background:var(--brand);color:#fff}
.path.second .tag{background:var(--bg-3);color:var(--ink-2)}
.path h3{font-size:1.35rem}
.path .who{font-size:.85rem;color:var(--ink-3);margin-bottom:14px}
.path ul{margin-bottom:20px}
.path .foot{margin-top:auto;display:flex;gap:10px;flex-wrap:wrap}

/* ---------- 卡片格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;
}
.card h3{font-size:1.05rem;margin-bottom:.45em}
.card p{font-size:.9rem;color:var(--ink-2);margin-bottom:.8em}
.card .more{font-size:.85rem;font-weight:600}
.card-icon{width:80px;height:auto;margin-bottom:14px}

/* ---------- 規格表 ---------- */
.spec{width:100%;border-collapse:collapse;font-size:.9rem;margin-bottom:1.2em;background:#fff}
.spec caption{text-align:left;font-weight:700;padding:0 0 10px;color:var(--ink)}
.spec th,.spec td{border:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top}
.spec thead th{background:var(--bg-3);font-size:.78rem;letter-spacing:.05em;text-transform:uppercase}
.spec tbody th{background:var(--bg-2);font-weight:600;width:34%}

/* ---------- 流程 ---------- */
.steps{list-style:none;padding:0;counter-reset:s;display:grid;gap:14px}
.steps li{
  counter-increment:s;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px 20px 66px;position:relative;background:#fff;
}
.steps li::before{
  content:counter(s);position:absolute;left:20px;top:19px;width:30px;height:30px;
  border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:.9rem;
  display:flex;align-items:center;justify-content:center;
}
.steps h3{font-size:1rem;margin-bottom:.3em}
.steps p{font-size:.9rem;color:var(--ink-2);margin:0}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{font-weight:700;cursor:pointer;font-size:1.02rem;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+ ";color:var(--accent);font-weight:700}
.faq details[open] summary::before{content:"− "}
.faq .a{padding-top:12px;color:var(--ink-2);font-size:.95rem}

/* ---------- RFQ 區塊 ---------- */
.rfq-band{background:var(--brand);color:#fff}
.rfq-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:44px 20px;flex-wrap:wrap}
.rfq-band h2{margin:0 0 .3em;font-size:1.55rem}
.rfq-band p{margin:0;color:#cfe0ee;font-size:.95rem}
.rfq-band .btn-primary{flex-shrink:0}

.rfq-mini{
  border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);
  background:var(--bg-2);padding:24px 26px;
}
.rfq-mini h3{margin-bottom:.4em}
.rfq-mini p{font-size:.92rem;color:var(--ink-2)}
.rfq-mini .trust{display:flex;gap:22px;flex-wrap:wrap;font-size:.84rem;color:var(--ink-2);margin:14px 0 18px}
.rfq-mini .trust b{color:var(--ink)}

/* ---------- 麵包屑 ---------- */
.crumbs{background:var(--bg-2);border-bottom:1px solid var(--line);font-size:.82rem}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:11px 0}
.crumbs li+li::before{content:"›";margin-right:8px;color:var(--ink-3)}
.crumbs a{color:var(--ink-2)}
.crumbs [aria-current]{color:var(--ink-3)}

/* ---------- Footer ---------- */
.site-footer{background:#0f1a24;color:#a9bccd;font-size:.88rem;padding:52px 0 0}
.site-footer .foot-h{color:#fff;font-size:.78rem;font-weight:700;line-height:1.28;letter-spacing:.11em;text-transform:uppercase;margin:0 0 14px}
.site-footer a{color:#a9bccd}
.site-footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:34px;padding-bottom:38px}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin-bottom:8px}
.foot-brand img{width:114px;height:63px;margin-bottom:14px}
.trust-line{border-top:1px solid rgba(255,255,255,.11);padding:18px 0;font-size:.8rem;display:flex;gap:26px;flex-wrap:wrap}
.foot-legal{border-top:1px solid rgba(255,255,255,.11);padding:16px 0;font-size:.78rem;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.social{display:flex;gap:14px}

/* ---------- RWD ---------- */
@media (max-width:1024px){
  .paths,.grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero-facts{grid-template-columns:1fr 1fr}
  .nav{display:none}
  .nav-toggle{display:inline-block}
  .site-header .wrap{flex-wrap:wrap}
  .site-header.nav-open .nav{display:block;width:100%;order:10;margin:0 0 12px}
  .site-header.nav-open .nav>ul{flex-direction:column;gap:0}
  .site-header.nav-open .nav>ul>li>a{padding:12px 6px;border-bottom:1px solid var(--line);border-radius:0}
  .site-header.nav-open .nav .sub{position:static;display:block;box-shadow:none;border:0;padding:0 0 8px 14px;min-width:0}
  .site-header.nav-open .nav li:hover>.sub{display:block}
}
@media (max-width:640px){
  h1{font-size:1.85rem}
  .hero h1{font-size:2rem}
  section{padding:46px 0}
  .paths,.grid-3,.grid-4,.foot-grid,.hero-facts{grid-template-columns:1fr}
  .spec tbody th{width:42%}
  .brand-txt{display:none}
  .site-header .wrap{min-height:64px;gap:10px}
}

/* ---------- 影片與卡片照片（2026-08-28 新增） ---------- */
.video{position:relative;width:100%;max-width:960px;aspect-ratio:16/9;background:#0d1a26;border-radius:var(--radius);overflow:hidden}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.card-photo{width:100%;aspect-ratio:16/7;object-fit:cover;border-radius:var(--radius);margin-bottom:14px}
.cert-list a{font-weight:600}

/* ---------- 產品照片格 ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:0 0 26px}
.prod-grid figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.prod-grid img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff}
.prod-grid figcaption{font-size:.85rem;color:var(--ink-2);margin-top:10px;line-height:1.45}
@media (max-width:900px){.prod-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.prod-grid{grid-template-columns:1fr}}

/* ---------- 多語系版面修正（2026-09-01）----------
   德文與法文的長複合字會把規格表撐寬，手機上造成整頁橫向捲動。
   1) 表格儲存格允許長字斷行  2) 小螢幕時表格自己橫向捲動，不推寬版面 */
.spec td{overflow-wrap:break-word}
main p,main li,main .a,main figcaption{overflow-wrap:break-word;hyphens:auto}
@media (max-width:700px){
  .spec{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .spec th,.spec td{min-width:120px}
  .spec tbody th{width:auto}
}

/* ---------- 主選單多語系不跑版修正（2026-09-01）---------- */
.nav>ul>li>a{white-space:nowrap}
@media (max-width:1340px){
  .site-header .wrap{gap:16px}
  .nav>ul>li>a{padding:12px 10px;font-size:.88rem}
  .nav-cta{margin-left:6px}
  .nav-cta .btn{padding:10px 14px;font-size:.88rem;white-space:nowrap}
}
@media (max-width:1180px){
  .site-header .wrap{gap:12px}
  .brand-txt{display:none}
  .nav>ul>li>a{padding:12px 8px;font-size:.86rem}
}

.table-note{font-size:.82rem;line-height:1.6;color:var(--ink-3,#666);margin:-.6em 0 1.6em;max-width:70ch}