:root{
  --brand:#cc5600;
  --brand-d:#a84600;
  --brand-l:#ff8833;
  --ink:#14181d;
  --ink-2:#4c545e;
  --ink-3:#87909b;
  --line:#e2e6ea;
  --bg:#ffffff;
  --bg-2:#f4f6f8;
  --bg-dark:#1a1f26;
  --on-dark-2:rgba(255,255,255,.7);
  --r:8px;
  --r-s:5px;
  --r-l:12px;
  --f-disp:'Inter var','Inter',-apple-system,'Segoe UI','PingFang TC','Noto Sans TC','Microsoft JhengHei',sans-serif;
  --f-body:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang TC','Noto Sans TC','Microsoft JhengHei',sans-serif;
  --tracking-disp:-.015em;
  --maxw:1200px;
  --pad:clamp(20px,5vw,48px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--f-body);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--f-disp);margin:0;line-height:1.15;
  letter-spacing:var(--tracking-disp);font-weight:800}
h1{font-size:clamp(2.1rem,5.4vw,4rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.7rem)}
h3{font-size:clamp(1.15rem,1.9vw,1.4rem);font-weight:700}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2.5px solid var(--brand);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--brand);
  color:#fff;padding:12px 20px;border-radius:0 0 var(--r-s) 0;font-weight:700}
.skip:focus{left:0}



/* ---------------- header ---------------- */
.hdr{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid var(--line)}
.hdr-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);
  display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-family:var(--f-disp)}
.logo-mark{width:34px;height:34px;flex-shrink:0}
.logo-txt{display:flex;flex-direction:column;line-height:1.05}
.logo-txt b{font-size:1.16rem;font-weight:800;letter-spacing:.02em}
.logo-txt span{font-size:.62rem;color:var(--ink-3);letter-spacing:.14em;
  text-transform:uppercase;font-weight:600}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav>a{padding:9px 13px;font-size:.9rem;font-weight:600;color:var(--ink-2);
  border-radius:var(--r-s);transition:color .16s,background .16s;white-space:nowrap}
.nav>a:hover{color:var(--ink);background:var(--bg-2)}
.nav>a.on{color:var(--brand)}
.hdr-act{display:flex;align-items:center;gap:10px;flex-shrink:0}
.langsw{font-size:.78rem;font-weight:700;color:var(--ink-3);padding:6px 10px;
  border:1px solid var(--line);border-radius:var(--r-s);letter-spacing:.05em}
.langsw:hover{color:var(--brand);border-color:var(--brand)}
.burger{display:none;background:none;border:0;color:var(--ink);padding:7px;cursor:pointer}

/* 有下拉的導覽項（車款、產品線） */
.nav-grp{position:relative}
.nav-grp>button{display:flex;align-items:center;gap:5px;background:none;border:0;
  font:inherit;font-size:.9rem;font-weight:600;color:var(--ink-2);cursor:pointer;
  padding:9px 13px;border-radius:var(--r-s);font-family:var(--f-body);white-space:nowrap}
.nav-grp>button:hover{color:var(--ink);background:var(--bg-2)}
.nav-grp>button svg{transition:transform .18s}
.nav-grp[data-open="1"]>button svg{transform:rotate(180deg)}
.nav-menu{position:absolute;top:calc(100% + 8px);left:0;min-width:236px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r);padding:7px;
  box-shadow:0 18px 44px rgba(15,20,28,.13);opacity:0;visibility:hidden;
  transform:translateY(-6px);transition:opacity .17s,transform .17s,visibility .17s}
.nav-grp[data-open="1"] .nav-menu{opacity:1;visibility:visible;transform:none}
.nav-menu a{display:block;padding:9px 12px;border-radius:var(--r-s);font-size:.88rem;
  font-weight:600;color:var(--ink-2)}
.nav-menu a:hover{background:var(--bg-2);color:var(--brand)}
.nav-menu a span{display:block;font-size:.74rem;font-weight:500;color:var(--ink-3);margin-top:1px}

/* ---------------- buttons ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-s);font-weight:700;font-size:.94rem;
  border:1.5px solid transparent;cursor:pointer;transition:transform .14s,box-shadow .18s,
  background .18s,color .18s,border-color .18s;font-family:var(--f-body);
  letter-spacing:.01em;text-align:center}
.btn:active{transform:translateY(1px)}
.btn-p{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(204,86,0,.26)}
.btn-p:hover{background:var(--brand-d);box-shadow:0 9px 26px rgba(204,86,0,.26)}
.btn-o{border-color:var(--line);color:var(--ink);background:transparent}
.btn-o:hover{border-color:var(--brand);color:var(--brand)}
.btn-w{background:#fff;color:var(--ink)}
.btn-w:hover{background:var(--bg-2)}
.btn-gw{border-color:rgba(255,255,255,.34);color:#fff}
.btn-gw:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{padding:9px 17px;font-size:.85rem}
.btn-lg{padding:16px 34px;font-size:1rem}
.arrow{transition:transform .18s}
.btn:hover .arrow{transform:translateX(3px)}

/* ---------------- sections ---------------- */
.sec{padding:clamp(56px,8vw,110px) 0}
.sec-t{padding-top:clamp(34px,4vw,56px)}
.sec-alt{background:var(--bg-2)}
.sec-dark{background:var(--bg-dark);color:#fff}
.sec-dark h1,.sec-dark h2,.sec-dark h3{color:#fff}
.sec-dark p,.sec-dark li,.sec-dark .lead{color:var(--on-dark-2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.73rem;font-weight:800;
  letter-spacing:.17em;text-transform:uppercase;color:var(--brand);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.sec-dark .eyebrow{color:var(--brand-l)}
.sec-dark .eyebrow::before{background:var(--brand-l)}
.sec-hd{max-width:760px;margin-bottom:clamp(32px,5vw,56px)}
.sec-hd.mid{margin-left:auto;margin-right:auto;text-align:center}
.sec-hd.mid .eyebrow{justify-content:center}
.lead{font-size:clamp(1rem,1.5vw,1.14rem);color:var(--ink-2);margin-top:16px;max-width:64ch}

/* ---------------- hero ---------------- */
.hero{position:relative;overflow:hidden;background:var(--bg-dark);color:#fff;
  min-height:72vh;display:flex;align-items:flex-end}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,16,21,.42) 0%,rgba(12,16,21,.2) 30%,rgba(12,16,21,.86) 100%)}
.hero-in{position:relative;z-index:1;width:100%;max-width:var(--maxw);margin:0 auto;
  padding:clamp(56px,10vw,110px) var(--pad) clamp(44px,7vw,80px)}
.hero h1{color:#fff;max-width:17ch;text-shadow:0 2px 26px rgba(0,0,0,.34)}
.hero .lead{color:rgba(255,255,255,.9);max-width:52ch;font-size:clamp(1.02rem,1.7vw,1.24rem);
  text-shadow:0 1px 14px rgba(0,0,0,.36)}
.hero .eyebrow{color:#fff;opacity:.95}
.hero .eyebrow::before{background:var(--brand-l)}
.hero-act{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-sub{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.2)}
.hero-sub div b{display:block;font-family:var(--f-disp);font-size:1.5rem;font-weight:800;color:#fff}
.hero-sub div span{font-size:.79rem;color:rgba(255,255,255,.72);letter-spacing:.04em}

/* ---------------- 分割式 hero ----------------
   照片不夠好的時候不要硬做滿版照片 hero。這個版型把文字放左邊、
   商品照放在右邊一塊淺色面板上——白底去背的商品照在深色底上原本會很突兀，
   給它一塊面板就變成刻意的展示台。 */
.hsplit{background:var(--bg-dark);color:#fff;position:relative;overflow:hidden}
.hsplit::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 300px at 50% -20%,rgba(204,86,0,.22),transparent 68%);pointer-events:none}
.hsplit-in{position:relative;max-width:var(--maxw);margin:0 auto;padding:clamp(44px,6vw,84px) var(--pad) clamp(38px,5vw,68px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4.5vw,64px);align-items:center}
.hsplit h1{color:#fff;max-width:14ch;font-size:clamp(2.1rem,5vw,3.7rem)}
.hsplit .lead{color:var(--on-dark-2);max-width:44ch;font-size:clamp(1rem,1.5vw,1.16rem)}
.hsplit .eyebrow{color:var(--brand-l)}
.hsplit .eyebrow::before{background:var(--brand-l)}
.hsplit-act{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hsplit-media{position:relative;border-radius:var(--r-l);overflow:hidden;
  background:linear-gradient(160deg,#fff 0%,#f2f4f6 100%);
  box-shadow:0 24px 60px rgba(0,0,0,.34);aspect-ratio:var(--hero-ratio,4/3)}
.hsplit-media img{width:100%;height:100%;object-fit:contain;padding:clamp(14px,2.4vw,30px)}
.hsplit-media.cover img{object-fit:cover;padding:0}
.hsplit-badge{position:absolute;top:14px;left:14px;background:var(--brand);color:#fff;
  font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:6px 12px;border-radius:var(--r-s)}
.hsplit-sub{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:26px;margin-top:8px;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hsplit-sub div b{display:block;font-family:var(--f-disp);font-size:1.5rem;font-weight:800;color:#fff}
.hsplit-sub div span{font-size:.79rem;color:var(--on-dark-2);letter-spacing:.04em}
@media (max-width:860px){
  .hsplit-in{grid-template-columns:1fr;gap:26px}
  .hsplit-media{order:-1;aspect-ratio:16/11}
  .hsplit h1{max-width:none}
}

/* ---------------- showcase：釘住式分鏡序列 ----------------
   捲動時整台車在全螢幕交叉溶接，規格文字跟著換。
   為什麼不做 Apple 那種逐格轉動：那需要轉台拍 24–36 格連續影像，
   我們手上的是「兩種塗裝 × 幾個角度」，逐格播只會變成閃爍。
   分鏡序列用同樣的素材可以做得好看，而且不會騙人。 */
.showcase{position:relative;background:#f0f1f3;color:var(--ink)}
.showcase-track{position:relative}
.showcase-stage{position:sticky;top:0;height:100vh;overflow:hidden;
  display:grid;grid-template-columns:1fr;align-items:center}
.showcase-frames{position:absolute;inset:0}
.showcase-frames img{position:absolute;inset:0;width:100%;height:100%;
  object-fit:contain;padding:clamp(60px,8vw,110px) clamp(16px,4vw,56px) clamp(120px,15vw,180px);
  opacity:0;transform:scale(1.03);
  transition:opacity .55s cubic-bezier(.4,0,.2,1),transform .9s cubic-bezier(.4,0,.2,1);
  will-change:opacity,transform}
.showcase-frames img.on{opacity:1;transform:scale(1)}
/* 商品棚拍是白底，舞台就要用同一個色階——深色底會讓每張圖變成一塊浮起來的
   淺色矩形，那是這一版最先要避免的貼圖感。 */

.showcase-cap{position:absolute;left:0;right:0;bottom:clamp(26px,5vw,58px);z-index:3;
  max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);pointer-events:none}
.showcase-cap-in{max-width:46ch}
.showcase-cap b{display:block;font-family:var(--f-disp);font-weight:800;
  font-size:clamp(1.3rem,2.6vw,2rem);letter-spacing:var(--tracking-disp);
  opacity:0;transform:translateY(14px);
  transition:opacity .5s ease .08s,transform .5s cubic-bezier(.4,0,.2,1) .08s}
.showcase-cap span{display:block;color:var(--ink-2);margin-top:8px;
  font-size:clamp(.92rem,1.4vw,1.04rem);
  opacity:0;transform:translateY(14px);
  transition:opacity .5s ease .16s,transform .5s cubic-bezier(.4,0,.2,1) .16s}
.showcase-cap.on b,.showcase-cap.on span{opacity:1;transform:none}

/* 進度指示：一格一個刻度，目前這格拉長並上色 */
.showcase-dots{position:absolute;right:clamp(14px,2.4vw,30px);top:50%;
  transform:translateY(-50%);z-index:3;display:grid;gap:9px}
.showcase-dots i{display:block;width:2px;height:16px;border-radius:2px;
  background:rgba(0,0,0,.16);transition:background .3s,height .3s}
.showcase-dots i.on{background:var(--brand);height:30px}

.showcase-hd{position:absolute;top:clamp(74px,9vw,104px);left:0;right:0;z-index:3;
  max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);pointer-events:none}
.showcase-hd h2{font-size:clamp(1.5rem,3vw,2.3rem)}

@media (max-width:860px){
  .showcase-dots{display:none}
  .showcase-frames img{padding:clamp(76px,16vw,110px) 16px clamp(140px,26vw,190px)}
}
/* 關掉動態效果的人：不釘住、不溶接，直接一張一張排下來 */
@media (prefers-reduced-motion:reduce){
  .showcase-stage{position:static;height:auto}
  .showcase-frames{position:static;display:grid;gap:14px}
  .showcase-frames img{position:static;opacity:1;transform:none;height:auto;padding:0}
  .showcase-cap{position:static;margin-top:14px}
  .showcase-cap b,.showcase-cap span{opacity:1;transform:none}
  .showcase-dots{display:none}
}

/* 內頁用的淺色頁首 */
.phead{background:var(--bg-2);border-bottom:1px solid var(--line);
  padding:clamp(30px,4.4vw,58px) 0 clamp(34px,4.6vw,60px)}
.phead h1{max-width:20ch}
.phead .lead{margin-top:14px}

/* ---------------- cards / grids ---------------- */
.grid{display:grid;gap:clamp(16px,2.2vw,26px)}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(272px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(216px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(22px,2.6vw,32px);transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(15,20,28,.09);
  border-color:rgba(204,86,0,.4)}
.card h3{margin-bottom:10px}
.card p{color:var(--ink-2);font-size:.95rem;margin-bottom:0}
.card-ico{width:46px;height:46px;border-radius:var(--r-s);display:grid;place-items:center;
  background:rgba(204,86,0,.09);color:var(--brand);margin-bottom:18px}
.card-n{font-family:var(--f-disp);font-size:.8rem;font-weight:800;color:var(--brand);
  letter-spacing:.13em;margin-bottom:12px;display:block}
.sec-dark .card{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.13)}
.sec-dark .card:hover{border-color:rgba(255,255,255,.28);box-shadow:none}
.sec-dark .card p{color:var(--on-dark-2)}
.sec-dark .card-ico{background:rgba(255,255,255,.1);color:var(--brand-l)}

/* 產品卡（車款／煞車／配件共用） */
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s,box-shadow .2s,border-color .2s}
.pcard:hover{transform:translateY(-4px);box-shadow:0 20px 46px rgba(15,20,28,.11);
  border-color:rgba(204,86,0,.4)}
.pcard-img{position:relative;aspect-ratio:4/3;background:var(--bg-2);overflow:hidden}
.pcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pcard:hover .pcard-img img{transform:scale(1.045)}
/* 白底去背的商品棚拍不能裁切——裁下去就是把輪子切掉。
   .contain 讓整台車完整入鏡，底色給一點漸層讓白底看起來是刻意的展示台。 */
.pcard-img.contain{aspect-ratio:var(--card-ratio,1/1);background:#f0f1f3}
.pcard-img.contain img{object-fit:contain;padding:0}
.pcard:hover .pcard-img.contain img{transform:scale(1.03)}
.pcard-tag{position:absolute;top:12px;left:12px;background:var(--brand);color:#fff;
  font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:var(--r-s)}
.pcard-tag.soldout{background:var(--ink-3)}
.pcard-b{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.pcard-b h3{margin-bottom:6px}
.pcard-sub{font-size:.83rem;color:var(--ink-3);margin-bottom:14px;letter-spacing:.03em}
.pcard-spec{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}
.pcard-spec span{font-size:.74rem;font-weight:600;color:var(--ink-2);background:var(--bg-2);
  border:1px solid var(--line);padding:4px 9px;border-radius:99px}
.pcard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
/* 深色區塊裡的商品卡。沒有這段的話，白卡片會直接浮在黑底上——
   星戰那兩張黑底商品照放進白卡片，是整頁最突兀的地方。 */
.sec-dark .pcard{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.14)}
.sec-dark .pcard:hover{border-color:rgba(255,255,255,.3);box-shadow:none}
.sec-dark .pcard-img{background:rgba(255,255,255,.04)}
.sec-dark .pcard-img.contain{background:rgba(255,255,255,.05)}
.sec-dark .pcard-b h3{color:#fff}
.sec-dark .pcard-sub{color:var(--on-dark-2)}
.sec-dark .pcard-spec span{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14);color:var(--on-dark-2)}
.sec-dark .price{color:#fff}
.sec-dark .price s{color:rgba(255,255,255,.5)}
.sec-dark .plink{color:var(--brand-l)}
.price{font-family:var(--f-disp);font-size:1.22rem;font-weight:800;color:var(--ink)}
.price s{font-size:.82rem;font-weight:500;color:var(--ink-3);margin-right:7px}
.plink{font-size:.86rem;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:5px}
.plink:hover .arrow{transform:translateX(3px)}

/* ---------------- stats ---------------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:clamp(18px,2.4vw,30px)}
.stat b{display:block;font-family:var(--f-disp);font-size:clamp(1.9rem,3.4vw,2.7rem);
  font-weight:800;color:var(--brand);line-height:1;letter-spacing:-.01em}
.stat i{display:block;font-style:normal;font-weight:700;font-size:.93rem;margin-top:9px;color:var(--ink)}
.stat span{display:block;font-size:.8rem;color:var(--ink-3);margin-top:3px}
.sec-dark .stat b{color:var(--brand-l)}
.sec-dark .stat i{color:#fff}
.sec-dark .stat span{color:var(--on-dark-2)}

/* ---------------- spec table ---------------- */
.spectbl{width:100%;border-collapse:collapse;font-size:.93rem}
.spectbl th,.spectbl td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line)}
.spectbl th{font-weight:700;color:var(--ink-3);font-size:.78rem;letter-spacing:.09em;
  text-transform:uppercase;width:38%}
.spectbl td{color:var(--ink);font-weight:600}
.spectbl tr:last-child th,.spectbl tr:last-child td{border-bottom:0}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--line);border-radius:var(--r);background:#fff}

/* ---------------- split (圖文並排) ---------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,68px);align-items:center}
.split.rev .split-media{order:2}
.split-media img{border-radius:var(--r);width:100%;aspect-ratio:4/3;object-fit:cover}
/* 商品棚拍不能用 cover 裁——首頁「取代機車」那段一度只剩後輪。 */
.split-media.contain{border-radius:var(--r);background:#f0f1f3;overflow:hidden}
.split-media.contain img{aspect-ratio:var(--split-ratio,4/3);object-fit:contain;padding:2%}
.split-body h2{margin-bottom:18px}
.split-body ul{margin-top:22px;display:grid;gap:11px}
.split-body li{display:flex;gap:11px;font-size:.96rem;color:var(--ink-2);align-items:flex-start}
.split-body li::before{content:"";flex-shrink:0;width:7px;height:7px;border-radius:2px;
  background:var(--brand);margin-top:.55em}

/* ---------------- CTA band ---------------- */
.cta{background:var(--bg-dark);color:#fff;border-radius:var(--r-l);
  padding:clamp(34px,5.5vw,66px);text-align:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 300px at 50% -20%,rgba(204,86,0,.22),transparent 68%);pointer-events:none}
.cta>*{position:relative}
.cta h2{color:#fff;max-width:20ch;margin:0 auto}
.cta p{color:rgba(255,255,255,.82);max-width:56ch;margin:16px auto 0}
.cta-act{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:30px}

/* ---------------- form ---------------- */
.form{display:grid;gap:16px}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{display:block;font-size:.82rem;font-weight:700;margin-bottom:7px;color:var(--ink)}
.field .req{color:var(--brand)}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;font:inherit;
  font-size:.94rem;border:1.5px solid var(--line);border-radius:var(--r-s);
  background:#fff;color:var(--ink);transition:border-color .16s,box-shadow .16s}
.field textarea{min-height:132px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--brand);
  box-shadow:0 0 0 3.5px rgba(204,86,0,.15)}
.form-note{font-size:.79rem;color:var(--ink-3);line-height:1.55}
.form-msg{padding:13px 16px;border-radius:var(--r-s);font-size:.9rem;font-weight:600;display:none}
.form-msg.ok{display:block;background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.form-msg.err{display:block;background:#fef2f2;color:#991b1b;border:1px solid #fecaca}

/* ---------------- FAQ ---------------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{padding:19px 40px 19px 0;font-weight:700;cursor:pointer;position:relative;
  list-style:none;font-size:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--ink-3);border-bottom:2px solid var(--ink-3);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details[open] summary{color:var(--brand)}
.faq-a{padding:0 40px 21px 0;color:var(--ink-2);font-size:.95rem}
.faq-a p:last-child{margin-bottom:0}

/* ---------------- gallery ---------------- */
.gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.gal img{border-radius:var(--r-s);aspect-ratio:1;object-fit:cover;width:100%}
.gal-wide{grid-column:span 2}
@media (max-width:640px){.gal-wide{grid-column:span 1}}
/* 不裁切版：剪報、表格、手寫感謝函要整張看得到 */
.gal-fit{align-items:start}
.gal-fit img{aspect-ratio:auto;object-fit:contain;height:auto;background:var(--bg-2,#f4f4f4)}
.gal figure{margin:0}
.gal figcaption{margin-top:8px;font-size:.88rem;color:var(--ink-2);line-height:1.5}
/* 人員格 */
.people{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:clamp(16px,2.4vw,28px)}
.person{margin:0}
.person img,.person-ph{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 22%;
  border-radius:var(--r-s);background:var(--bg-2,#eee)}
.person figcaption{margin-top:12px;line-height:1.45}
.person b{display:block;font-size:1.02rem}
.person span{display:block;margin-top:3px;font-size:.88rem;color:var(--ink-2)}
/* 影片卡 */
.vids{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:clamp(16px,2.4vw,26px)}
.vid{display:block;color:inherit;text-decoration:none}
.vid-th{position:relative;display:block;border-radius:var(--r-s);overflow:hidden;background:#000}
.vid-th img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;transition:transform .5s}
.vid:hover .vid-th img{transform:scale(1.03)}
.vid-th i{position:absolute;left:50%;top:50%;width:58px;height:40px;margin:-20px 0 0 -29px;
  border-radius:10px;background:rgba(0,0,0,.72)}
.vid-th i::after{content:"";position:absolute;left:23px;top:12px;border-style:solid;
  border-width:8px 0 8px 14px;border-color:transparent transparent transparent #fff}
.vid-t{display:block;margin-top:10px;font-size:.95rem;line-height:1.5}

/* ---------------- footer ---------------- */
.ftr{background:var(--bg-dark);color:var(--on-dark-2);padding:clamp(46px,6vw,72px) 0 30px;
  font-size:.9rem}
.ftr-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;
  gap:clamp(26px,3.4vw,46px);padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.13)}
@media (min-width:1001px){.ftr-grid:has(>:nth-child(6)){grid-template-columns:1.3fr 1fr 1.25fr 1fr 1fr 1.2fr;gap:26px}}
.ftr .logo-txt b{color:#fff}
.ftr .logo-txt span{color:rgba(255,255,255,.5)}
.ftr-brand p{margin-top:16px;max-width:36ch;color:var(--on-dark-2);font-size:.88rem}
.ftr h4{color:#fff;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:15px;font-weight:800}
.ftr li{margin-bottom:9px;line-height:1.5}
.ftr a:hover{color:#fff}
.ftr-bot{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  padding-top:24px;font-size:.79rem;color:rgba(255,255,255,.48)}
.ftr-soc{display:flex;gap:10px;margin-top:20px}
.ftr-soc a{width:36px;height:36px;border-radius:var(--r-s);border:1px solid rgba(255,255,255,.17);
  display:grid;place-items:center;transition:background .16s,border-color .16s}
.ftr-soc a:hover{background:rgba(255,255,255,.11);border-color:rgba(255,255,255,.4)}

/* ---------------- misc ---------------- */
.crumb{font-size:.8rem;color:var(--ink-3);padding:20px 0 0;display:flex;gap:8px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand)}
.crumb span{color:var(--line)}
.notice{background:rgba(204,86,0,.09);border-left:3px solid var(--brand);padding:16px 20px;
  border-radius:0 var(--r-s) var(--r-s) 0;font-size:.9rem;color:var(--ink-2)}
.prose{max-width:72ch}
.prose h2{margin:2em 0 .6em;font-size:clamp(1.4rem,2.4vw,1.85rem)}
.prose h3{margin:1.7em 0 .5em}
.prose p,.prose li{color:var(--ink-2);font-size:1.02rem}
.prose ul{margin:0 0 1.3em;display:grid;gap:9px}
.prose ul li{display:flex;gap:11px}
.prose ul li::before{content:"";flex-shrink:0;width:6px;height:6px;border-radius:50%;
  background:var(--brand);margin-top:.62em}
.prose img{border-radius:var(--r);margin:1.6em 0}
.prose blockquote{margin:1.6em 0;padding:4px 0 4px 22px;border-left:3px solid var(--brand);
  font-family:var(--f-disp);font-size:1.14rem;font-weight:600;color:var(--ink);font-style:italic}

/* ---------------- responsive ---------------- */
@media (max-width:1100px){
  .hdr-in{gap:14px}
  .nav>a,.nav-grp>button{padding:9px 9px;font-size:.86rem}
}
@media (max-width:1000px){
  .ftr-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .split.rev .split-media{order:0}
}
@media (max-width:860px){
  .burger{display:block}
  .nav{position:fixed;inset:68px 0 auto;flex-direction:column;align-items:stretch;
    background:#fff;border-bottom:1px solid var(--line);padding:12px var(--pad) 22px;
    gap:2px;display:none;max-height:calc(100vh - 68px);overflow-y:auto;
    box-shadow:0 22px 44px rgba(15,20,28,.13)}
  .nav.open{display:flex}
  .nav>a{padding:13px 4px;font-size:1rem;border-bottom:1px solid var(--bg-2);border-radius:0}
  .nav-grp{width:100%}
  .nav-grp>button{width:100%;justify-content:space-between;padding:13px 4px;font-size:1rem;
    border-bottom:1px solid var(--bg-2);border-radius:0}
  .nav-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    border:0;border-radius:0;padding:2px 0 10px 14px;display:none;min-width:0}
  .nav-grp[data-open="1"] .nav-menu{display:block}
  .hdr-act{margin-left:auto}  /* nav becomes an overlay when collapsed, so push the burger to the right edge */
  .hdr-act .btn{display:none}
  .f2{grid-template-columns:1fr}
  .hero-sub{gap:20px}
}
@media (max-width:560px){
  body{font-size:16px}
  .ftr-grid{grid-template-columns:1fr}
  .g4{grid-template-columns:1fr 1fr}
  .hero-act .btn{width:100%}
}