/* ═══════════════════════════════════════════════════════════════
   Concredia.Lab — Minimal Industrial Design System v3
   原則：去邊框 · 大留白 · 極粗字 · 白底黑字 · 橘色點綴
   ═══════════════════════════════════════════════════════════════ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
:root{
  --w:#FFFFFF;--g50:#F7F7F5;--g100:#EFEFEC;--g200:#DDDDD8;
  --g400:#9B9B95;--g700:#3D3D3A;--bk:#111111;
  --fire:#E85D04;  /* 警示橘 */
  --rust:#E85D04;   /* 向後相容別名 */
  --rust-light:#FF7A28;--fire-h:#FF7A28;
  --neon:#39FF14;--neon-d:#22CC0A;
  --green:#27AE60;--gold:#C8A030;--blue:#2A5A9A;
  --fd:'Inter Tight',system-ui,sans-serif;
  --fb:'Noto Sans TC',system-ui,sans-serif;
  --fs:'Noto Serif TC',Georgia,serif;
  --ease:.22s cubic-bezier(.4,0,.2,1);
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;}
body{font-family:var(--fb);background:var(--w);color:var(--bk);overflow-x:hidden;font-size:16px;line-height:1.8;}
img{display:block;max-width:100%;}

/* ── NAV ──────────────────────────────────────── */
nav,nav#mainNav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.25rem 4rem;background:transparent;
  transition:background var(--ease),padding var(--ease);
}
nav.scrolled,nav#mainNav.scrolled{
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--g200);
  padding:.85rem 4rem;
}
.nav-logo{font-family:var(--fd);font-size:1.1rem;font-weight:900;color:var(--w);text-decoration:none;letter-spacing:-.03em;transition:color var(--ease);}
nav.scrolled .nav-logo,nav#mainNav.scrolled .nav-logo{color:var(--bk);}
.nav-logo .dot{color:var(--fire);}
.nav-logo .lab{font-weight:300;opacity:.6;}
.nav-links{display:flex;gap:2rem;list-style:none;}
.nav-links a{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;font-family:var(--fd);font-weight:600;color:rgba(255,255,255,.75);text-decoration:none;transition:color var(--ease);}
nav.scrolled .nav-links a,nav#mainNav.scrolled .nav-links a{color:var(--g400);}
.nav-links a:hover{color:var(--fire)!important;}
.nav-cta{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;font-family:var(--fd);font-weight:600;color:rgba(255,255,255,.75)!important;text-decoration:none;border:none;background:transparent;padding:0;cursor:pointer;transition:color var(--ease);}
nav.scrolled .nav-cta,nav#mainNav.scrolled .nav-cta{color:var(--g400)!important;}
.nav-cta:hover{color:var(--fire)!important;}

/* ── HERO ─────────────────────────────────────── */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;overflow:hidden;background:var(--bk);}
.hero-bg{position:absolute;inset:0;z-index:0;background:url('images/hero-bg.jpg') center/cover no-repeat;filter:brightness(.38);transition:transform 12s ease;}
.hero:hover .hero-bg{transform:scale(1.03);}
.hero-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(to top,rgba(0,0,0,.75) 0%,transparent 60%);}
.hero-content{position:relative;z-index:4;padding:0 6rem 7rem;max-width:1280px;width:100%;}
.hero-eyebrow{font-family:var(--fd);font-size:.65rem;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--fire);margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem;}
.hero-eyebrow::before{content:'';display:block;width:28px;height:2px;background:var(--fire);}
.hero-manifesto{font-family:var(--fd);font-weight:900;font-size:clamp(4.5rem,10vw,12rem);line-height:.88;letter-spacing:-.05em;color:var(--w);margin-bottom:2rem;}
.hero-manifesto em{font-style:italic;color:var(--fire);font-family:var(--fs);font-weight:400;}
.hero-sub{font-size:1.05rem;color:rgba(255,255,255,.55);font-weight:300;max-width:520px;line-height:1.75;margin-bottom:3rem;}
.hero-cta-row{display:flex;align-items:center;gap:2.5rem;flex-wrap:wrap;}

/* ── PAGE HERO（其他頁頂部）── */
.page-hero,.gift-hero{padding:9rem 6rem 5rem;background:var(--bk);}
.page-hero h1,.gift-hero h1{font-family:var(--fd);font-weight:900;font-size:clamp(3.5rem,8vw,9rem);line-height:.88;letter-spacing:-.05em;color:var(--w);margin-bottom:1.5rem;}
.page-hero h1 em,.gift-hero h1 em{font-style:italic;color:var(--fire);font-family:var(--fs);}
.page-hero-eye,.hero-eye,.gift-hero-eye{font-family:var(--fd);font-size:.62rem;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--fire);margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem;}
.page-hero-eye::before,.hero-eye::before,.gift-hero-eye::before{content:'';width:24px;height:2px;background:var(--fire);}
.page-hero-sub,.hero-sub-sm,.gift-hero-sub{font-size:.95rem;color:rgba(255,255,255,.5);font-weight:300;max-width:500px;line-height:1.75;}

/* ── MARQUEE ───────────────────────────────────── */
.marquee-bar{background:var(--bk);padding:.85rem 0;overflow:hidden;}
.marquee-track{display:flex;gap:4rem;animation:marquee 30s linear infinite;white-space:nowrap;}
.mi{font-family:var(--fd);font-size:.62rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--g400);flex-shrink:0;}
.md{color:var(--fire);}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ── 通用標題 ──────────────────────────────────── */
.sec-tag,.sec-eye{font-family:var(--fd);font-size:.62rem;font-weight:700;letter-spacing:.25em;text-transform:uppercase;color:var(--fire);margin-bottom:1.25rem;display:block;}
h1,h2,.sec-h,.sec-title{font-family:var(--fd);font-weight:900;letter-spacing:-.05em;line-height:.9;}
.sec-h,.sec-title{font-size:clamp(2.8rem,5.5vw,6rem);color:var(--bk);margin-bottom:2rem;}
.sec-h em,.sec-title em{font-style:italic;color:var(--fire);font-family:var(--fs);}
.sec-body,.sec-sub{font-size:.95rem;color:var(--g400);line-height:1.85;font-weight:300;max-width:540px;}
p{line-height:1.85;}

/* 深色背景版本 */
.strip--black .sec-h,.strip--black .sec-title{color:var(--w);}
.strip--black .sec-tag,.strip--black .sec-eye{color:var(--fire);}
.strip--black .sec-body,.strip--black .sec-sub{color:var(--g400);}

/* ── STRIP ─────────────────────────────────────── */
.strip{padding:8rem 6rem;}
.strip--white{background:var(--w);}
.strip--grey{background:var(--g50);}
.strip--black{background:var(--bk);}
.strip--fire{background:var(--fire);}

/* ── 分欄 ──────────────────────────────────────── */
.split{display:grid;grid-template-columns:1fr 1fr;gap:6rem;align-items:center;}
.split--reverse{direction:rtl;}.split--reverse>*{direction:ltr;}
.split--3{grid-template-columns:1fr 2fr;}
.split--wide{grid-template-columns:2fr 1fr;}

/* ── 格線 ──────────────────────────────────────── */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:4rem;}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:3rem;}

/* ── 卡片：無邊框，只有頂線 ──────────────────── */
.card{padding:2.5rem 0;border-top:2px solid var(--bk);background:transparent;}
.card-num{font-family:var(--fd);font-weight:900;font-size:4rem;letter-spacing:-.05em;color:var(--g200);line-height:1;margin-bottom:.5rem;}
.card-title{font-family:var(--fd);font-weight:900;font-size:1.25rem;letter-spacing:-.03em;color:var(--bk);margin-bottom:.75rem;}
.card-text{font-size:.88rem;color:var(--g400);line-height:1.78;}
.strip--black .card{border-top-color:var(--g700);}
.strip--black .card-title{color:var(--w);}

/* ── 數字大字 ──────────────────────────────────── */
.stat-num{font-family:var(--fd);font-weight:900;font-size:clamp(4rem,7vw,8rem);letter-spacing:-.05em;line-height:1;color:var(--bk);}
.stat-label{font-size:.78rem;color:var(--g400);letter-spacing:.12em;text-transform:uppercase;font-family:var(--fd);font-weight:600;margin-top:.6rem;}
.strip--black .stat-num{color:var(--w);}

/* ── 按鈕：無圓角、無陰影 ─────────────────────── */
.btn-fire,.btn-primary{display:inline-block;padding:.9rem 2.5rem;background:var(--fire);color:var(--w);font-family:var(--fd);font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border:none;cursor:pointer;transition:background var(--ease),transform var(--ease);}
.btn-fire:hover,.btn-primary:hover{background:var(--fire-h);transform:translateY(-2px);}
.btn-black{display:inline-block;padding:.9rem 2.5rem;background:var(--bk);color:var(--w);font-family:var(--fd);font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border:none;cursor:pointer;transition:background var(--ease);}
.btn-black:hover{background:var(--g700);}
.btn-ghost{font-family:var(--fd);font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.6);text-decoration:none;border-bottom:1.5px solid rgba(255,255,255,.3);padding-bottom:2px;transition:color var(--ease),border-color var(--ease);}
.btn-ghost:hover{color:var(--w);border-color:var(--w);}
.btn-ul{font-family:var(--fd);font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--bk);text-decoration:none;border-bottom:1.5px solid var(--bk);padding-bottom:2px;display:inline-block;transition:color var(--ease),border-color var(--ease);}
.btn-ul:hover{color:var(--fire);border-color:var(--fire);}
.btn-ul--white{color:var(--w);border-color:rgba(255,255,255,.5);}
.btn-ul--white:hover{color:var(--fire);border-color:var(--fire);}
button{cursor:pointer;}

/* ── TEAM ──────────────────────────────────────── */
.team-card{padding:2rem 0;border-top:1px solid var(--g200);}
.team-card-name{font-family:var(--fd);font-weight:900;font-size:1.5rem;letter-spacing:-.04em;margin-bottom:.25rem;}
.team-card-role{font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--fire);margin-bottom:.75rem;}
.team-card-bio{font-size:.88rem;color:var(--g400);line-height:1.78;}

/* ── FOOTER ────────────────────────────────────── */
footer{padding:4rem 6rem;background:var(--bk);display:flex;align-items:center;justify-content:space-between;}
.footer-logo{font-family:var(--fd);font-size:1.1rem;font-weight:900;color:var(--w);text-decoration:none;letter-spacing:-.03em;}
.footer-logo .dot,.nav-logo .dot{color:var(--fire);}
footer small{font-size:.72rem;color:var(--g400);}

/* ── 篩選列 ────────────────────────────────────── */
.filter-bar,div.filter-bar{position:sticky;top:60px;z-index:50;display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;padding:.9rem 6rem;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--g200);}
.filter-label{font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--g400);font-family:var(--fd);font-weight:700;margin-right:.3rem;}
.filter-btn{padding:.32rem .85rem;border:1.5px solid var(--g200);color:var(--g400);font-size:.68rem;letter-spacing:.08em;font-family:var(--fd);font-weight:600;background:transparent;cursor:pointer;transition:all var(--ease);}
.filter-btn:hover{border-color:var(--fire);color:var(--fire);}
.filter-btn.active{background:var(--bk);border-color:var(--bk);color:var(--w);}
.filter-count{margin-left:auto;font-size:.68rem;color:var(--g400);font-family:var(--fd);}

/* ── GALLERY GRID ──────────────────────────────── */
#product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:4rem 3rem;padding:6rem;background:var(--w);}
.product-card{background:transparent;display:flex;flex-direction:column;cursor:pointer;border-top:2px solid var(--bk);padding-top:1.5rem;transition:opacity var(--ease);}
.product-card:hover{opacity:.85;}
.card-img-wrap{aspect-ratio:4/3;overflow:hidden;background:var(--g100);margin-bottom:1.25rem;position:relative;}
.card-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease,opacity .3s;opacity:0;}
.card-img-wrap img.loaded{opacity:1;}
.product-card:hover .card-img-wrap img{transform:scale(1.04);}
.no-photo{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;color:var(--g200);}
.no-photo span{font-size:3rem;}.no-photo small{font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--g400);}
.series-badge,.card-series-badge{position:absolute;top:0;left:0;padding:.22rem .7rem;background:var(--fire);color:var(--w);font-size:.56rem;letter-spacing:.12em;text-transform:uppercase;font-family:var(--fd);font-weight:700;}
.stock-dot,.card-stock-dot{position:absolute;top:.75rem;right:.75rem;width:8px;height:8px;border-radius:50%;}
.s-available,.stock-available{background:var(--green);}.s-order,.stock-order{background:var(--gold);}.s-sold,.stock-sold{background:var(--g400);}
.card-body{flex:1;}
.card-sku{font-size:.56rem;letter-spacing:.14em;text-transform:uppercase;color:var(--g400);margin-bottom:.3rem;font-family:var(--fd);font-weight:700;}
.card-name{font-family:var(--fd);font-weight:900;font-size:1.1rem;letter-spacing:-.03em;color:var(--bk);margin-bottom:.4rem;line-height:1.1;}
.card-meta,.card-material{font-size:.8rem;color:var(--g400);line-height:1.6;margin-bottom:.5rem;}
.card-tags{display:flex;flex-wrap:wrap;gap:.3rem;}
.card-tag{padding:.12rem .5rem;background:var(--g100);font-size:.6rem;letter-spacing:.06em;color:var(--g700);font-family:var(--fd);font-weight:600;}
.card-footer{padding:.75rem 0 0;border-top:1px solid var(--g200);display:flex;justify-content:space-between;align-items:center;margin-top:1rem;}
.card-spec{font-size:.68rem;font-family:var(--fd);font-weight:600;color:var(--g400);}
.card-cta,.card-open{font-size:.68rem;font-family:var(--fd);font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--fire);background:none;border:none;cursor:pointer;transition:color var(--ease);padding:0;}
.card-cta:hover,.card-open:hover{color:var(--bk);}

/* ── LIGHTBOX ──────────────────────────────────── */
#lb,#lightbox{position:fixed;inset:0;z-index:9999;background:rgba(8,8,8,.97);display:none;align-items:stretch;overflow:hidden;}
#lb.open,#lightbox.open{display:flex;animation:fadeIn .2s ease;}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.lb-left{flex:1;display:flex;flex-direction:column;background:#060606;min-width:0;}
.lb-main-img{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:3rem;}
.lb-main-img img{max-width:100%;max-height:calc(100vh - 120px);object-fit:contain;}
.lb-thumbs{display:flex;gap:.5rem;padding:.75rem 1.5rem;border-top:1px solid rgba(255,255,255,.04);overflow-x:auto;flex-shrink:0;}
.lb-thumb{width:60px;height:46px;object-fit:cover;opacity:.4;cursor:pointer;transition:opacity var(--ease);}
.lb-thumb:hover,.lb-thumb.active{opacity:1;}
.lb-no-photo{flex:1;display:flex;align-items:center;justify-content:center;color:var(--g700);font-size:4rem;}
.lb-right{width:420px;flex-shrink:0;background:var(--w);overflow-y:auto;display:flex;flex-direction:column;}
.lb-header{padding:2.5rem 2.5rem 1.5rem;border-bottom:1px solid var(--g100);}
.lb-series{font-size:.56rem;letter-spacing:.2em;text-transform:uppercase;color:var(--fire);margin-bottom:.4rem;font-family:var(--fd);font-weight:700;}
.lb-name{font-family:var(--fd);font-size:2rem;font-weight:900;letter-spacing:-.05em;color:var(--bk);line-height:.95;}
.lb-sku{font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--g400);margin-top:.4rem;font-family:var(--fd);}
.lb-section{padding:1.5rem 2.5rem;border-bottom:1px solid var(--g100);}
.lb-section:last-of-type{border-bottom:none;}
.lb-section-title{font-size:.56rem;letter-spacing:.2em;text-transform:uppercase;color:var(--g400);margin-bottom:.75rem;font-family:var(--fd);font-weight:700;}
.lb-row{display:flex;justify-content:space-between;padding:.45rem 0;border-bottom:1px solid var(--g100);}
.lb-row:last-child{border-bottom:none;}
.lb-key{font-size:.75rem;color:var(--g400);flex-shrink:0;width:72px;font-family:var(--fd);}
.lb-val{font-size:.82rem;color:var(--bk);text-align:right;line-height:1.55;}
.stock-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.28rem .7rem;font-size:.68rem;font-weight:700;font-family:var(--fd);}
.stock-badge::before{content:'';width:7px;height:7px;border-radius:50%;flex-shrink:0;}
.sb-available{background:rgba(39,174,96,.08);color:var(--green);}.sb-available::before{background:var(--green);}
.sb-order{background:rgba(200,160,48,.08);color:var(--gold);}.sb-order::before{background:var(--gold);}
.sb-sold{background:var(--g100);color:var(--g400);}.sb-sold::before{background:var(--g400);}
.lb-footer{padding:1.5rem 2.5rem;margin-top:auto;border-top:1px solid var(--g100);}
.lb-cta,.lb-contact{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.9rem;background:var(--bk);color:var(--w);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;font-family:var(--fd);font-weight:700;transition:background var(--ease);}
.lb-cta:hover,.lb-contact:hover{background:var(--fire);}
.lb-close{position:fixed;top:1.5rem;right:1.5rem;background:var(--w);border:none;color:var(--bk);width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10000;font-size:.9rem;transition:all var(--ease);}
.lb-close:hover{background:var(--fire);color:var(--w);}

/* ── 狀態列 ────────────────────────────────────── */
#status-bar{padding:.65rem 6rem;background:var(--g50);font-size:.78rem;color:var(--g400);border-bottom:1px solid var(--g200);display:flex;align-items:center;gap:.6rem;min-height:38px;font-family:var(--fd);}
.spin{width:14px;height:14px;border:2px solid var(--g200);border-top-color:var(--fire);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0;}
@keyframes spin{to{transform:rotate(360deg)}}
.err-banner{padding:1rem 6rem;background:rgba(200,60,40,.06);border-bottom:1px solid rgba(200,60,40,.15);font-size:.8rem;color:#C83C28;display:none;}
.err-banner.show{display:block;}
.err-banner a{color:#C83C28;}

/* ── 節慶禮品頁 ────────────────────────────────── */
.festival-section{padding:7rem 6rem;scroll-margin-top:120px;}
.festival-section:nth-child(even){background:var(--g50);}
.gift-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:3rem;}
.gift-card{padding:2.5rem;border-top:2px solid var(--bk);background:transparent;}
.gift-card:nth-child(n+4){border-top:1px solid var(--g200);}
.gift-card-icon{font-size:1.5rem;margin-bottom:.75rem;}
.gift-card-tag{display:inline-block;padding:.2rem .6rem;background:var(--g100);color:var(--fire);font-size:.58rem;letter-spacing:.1em;font-family:var(--fd);font-weight:700;margin-bottom:.75rem;}
.gift-card h3{font-family:var(--fd);font-weight:900;font-size:1.1rem;letter-spacing:-.03em;color:var(--bk);margin-bottom:.4rem;}
.gift-card-slogan{font-family:var(--fs);font-size:.9rem;color:var(--fire);margin-bottom:.65rem;line-height:1.55;}
.gift-card p{font-size:.82rem;color:var(--g400);line-height:1.75;}
.festival-section:nth-child(even) .gift-card h3{color:var(--bk);}
.big-quote{padding:5rem 6rem;text-align:center;background:var(--bk);}
.big-quote blockquote{font-family:var(--fd);font-size:clamp(1.8rem,3.5vw,3.5rem);color:var(--w);font-weight:900;letter-spacing:-.04em;line-height:1.1;max-width:900px;margin:0 auto;}
.big-quote blockquote em{color:var(--fire);font-style:normal;}
.big-quote cite{display:block;font-size:.75rem;color:var(--g400);margin-top:1.5rem;letter-spacing:.1em;font-style:normal;font-family:var(--fd);}
.corp-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:3rem;border-top:2px solid var(--bk);}
.corp-cell{padding:3rem;border-bottom:1px solid var(--g200);border-right:1px solid var(--g200);}
.corp-cell:nth-child(2n){border-right:none;}
.corp-no{font-family:var(--fd);font-size:4rem;color:var(--g200);font-weight:900;letter-spacing:-.05em;line-height:1;}
.corp-label{font-size:.6rem;letter-spacing:.18em;text-transform:uppercase;color:var(--fire);margin:.4rem 0;font-family:var(--fd);font-weight:700;}
.corp-title{font-family:var(--fd);font-size:1.25rem;font-weight:900;letter-spacing:-.03em;color:var(--bk);margin-bottom:.6rem;}
.corp-slogan{font-family:var(--fs);font-size:.9rem;color:var(--fire);margin-bottom:.65rem;line-height:1.55;}
.corp-desc{font-size:.85rem;color:var(--g400);line-height:1.78;}
.shop-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--bk);margin-top:2rem;}
.shop-cell{padding:1.75rem;border-right:1px solid var(--g200);border-bottom:1px solid var(--g200);}
.shop-cell:nth-child(4n){border-right:none;}
.shop-date{font-family:var(--fd);font-size:1.6rem;font-weight:900;letter-spacing:-.04em;color:var(--bk);line-height:1;}
.shop-name{font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--g400);margin:.2rem 0 .5rem;font-family:var(--fd);font-weight:700;}
.shop-line{font-size:.8rem;color:var(--g700);font-family:var(--fs);line-height:1.55;}
.cta-banner{padding:6rem;background:var(--fire);text-align:center;}
.cta-banner h2{font-family:var(--fd);font-weight:900;font-size:clamp(2rem,4vw,4rem);letter-spacing:-.05em;color:var(--w);margin-bottom:.75rem;}
.cta-banner p{font-size:.95rem;color:rgba(255,255,255,.8);max-width:480px;margin:0 auto 2.5rem;line-height:1.8;}
.cta-btns{display:flex;justify-content:center;gap:1.5rem;flex-wrap:wrap;}
.btn-white{padding:.9rem 2.5rem;background:var(--w);color:var(--fire);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;font-family:var(--fd);font-weight:700;transition:all var(--ease);}
.btn-white:hover{background:var(--g100);}
.btn-outline-white{padding:.9rem 2.5rem;border:2px solid var(--w);color:var(--w);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;font-family:var(--fd);font-weight:700;transition:all var(--ease);}
.btn-outline-white:hover{background:rgba(255,255,255,.1);}
.engrave-section{padding:7rem 6rem;background:var(--bk);display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center;}
.engrave-visual{padding:3rem;background:var(--g50);text-align:center;font-family:var(--fs);font-size:3rem;color:var(--g400);line-height:1.6;}
.engrave-visual small{display:block;font-family:var(--fb);font-size:.65rem;letter-spacing:.15em;text-transform:uppercase;color:var(--g400);margin-top:1rem;}

/* ── ESG Dashboard ─────────────────────────────── */
.dash-hero{padding:8rem 6rem 4rem;background:var(--bk);border-bottom:1px solid rgba(255,255,255,.06);}
.dash-hero h1{font-family:var(--fd);font-weight:900;font-size:clamp(3rem,7vw,8rem);letter-spacing:-.05em;color:var(--w);line-height:.9;}

/* ── 動畫 ───────────────────────────────────────── */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.fade-up{animation:fadeUp .6s var(--ease) both;}

/* ── RWD ────────────────────────────────────────── */
/* ══════════════════════════════════════════════════════
   手機版 RWD — 全面修正
   ══════════════════════════════════════════════════════ */

/* ── 漢堡選單按鈕 ──────────────────────────────────── */
.hamburger{
  display:none;
  background:none;border:none;cursor:pointer;
  padding:.5rem;z-index:110;
  flex-direction:column;gap:5px;
  align-items:center;justify-content:center;
  width:40px;height:40px;
}
.hamburger span{
  display:block;width:22px;height:2px;
  background:var(--w);
  transition:transform .25s ease, opacity .25s ease, background .25s ease;
}
nav.scrolled .hamburger span,
nav#mainNav.scrolled .hamburger span{background:var(--bk);}
/* X 動畫 */
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ── 手機全螢幕選單 ─────────────────────────────────── */
.mobile-menu{
  position:fixed;inset:0;z-index:100;
  background:var(--bk);
  display:flex;flex-direction:column;
  align-items:flex-start;justify-content:center;
  padding:6rem 2.5rem 3rem;
  gap:0;
  transform:translateX(100%);
  transition:transform .35s cubic-bezier(.4,0,.2,1);
  pointer-events:none;
}
.mobile-menu.open{transform:translateX(0);pointer-events:auto;}
.mobile-menu a{
  font-family:var(--fd);font-size:2rem;font-weight:900;
  color:rgba(255,255,255,.45);text-decoration:none;
  letter-spacing:-.03em;line-height:1.3;
  padding:.5rem 0;
  display:block;width:100%;
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:color .2s ease;
}
.mobile-menu a:hover,.mobile-menu a:active{color:var(--fire);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu-footer{
  margin-top:auto;padding-top:2rem;
  font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:rgba(255,255,255,.25);font-family:var(--fd);
}

/* ── 平板 1024px ────────────────────────────────────── */
@media(max-width:1024px){
  nav,nav#mainNav{padding:1rem 2.5rem;}
  nav.scrolled,nav#mainNav.scrolled{padding:.75rem 2.5rem;}
  .strip{padding:6rem 3rem;}
  .grid4{grid-template-columns:repeat(2,1fr);gap:2rem;}
  .filter-bar,div.filter-bar{padding:.85rem 3rem;}
  #product-grid{padding:5rem 3rem;gap:2.5rem 2rem;}
  #status-bar{padding:.65rem 3rem;}
  .err-banner{padding:1rem 3rem;}
  .hero-content{padding:0 3rem 6rem;}
  .page-hero,.gift-hero{padding:8rem 3rem 4rem;}
  .sec-h,.sec-title{font-size:clamp(2.5rem,5vw,4.5rem);}
}

/* ── 手機 768px ─────────────────────────────────────── */
@media(max-width:768px){
  /* Nav */
  nav,nav#mainNav{padding:.85rem 1.5rem;}
  nav.scrolled,nav#mainNav.scrolled{padding:.75rem 1.5rem;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .hamburger{display:flex!important;}

  /* Hero */
  .hero{min-height:100svh;}
  .hero-content{padding:0 1.5rem 4rem;}
  .hero-eyebrow{font-size:.58rem;margin-bottom:1rem;}
  .hero-manifesto{
    font-size:clamp(3.2rem,15vw,5.5rem);
    line-height:.9;letter-spacing:-.04em;
    margin-bottom:1.5rem;
  }
  .hero-sub{font-size:.9rem;max-width:100%;margin-bottom:2rem;}
  .hero-cta-row{gap:1.25rem;}

  /* Page hero */
  .page-hero,.gift-hero{padding:6rem 1.5rem 3rem;}
  .page-hero h1,.gift-hero h1{
    font-size:clamp(2.8rem,13vw,4.5rem);
    letter-spacing:-.04em;
  }
  .page-hero-sub,.gift-hero-sub{font-size:.88rem;}

  /* Typography */
  .sec-tag,.sec-eye{font-size:.58rem;margin-bottom:1rem;}
  .sec-h,.sec-title{
    font-size:clamp(2.2rem,10vw,3.2rem);
    letter-spacing:-.04em;margin-bottom:1.25rem;
  }
  .sec-body,.sec-sub{font-size:.9rem;max-width:100%;}
  h2{font-size:clamp(1.8rem,8vw,2.8rem);}

  /* Strip / Layout */
  .strip{padding:4rem 1.5rem;}
  .strip--fire{padding:4rem 1.5rem;}
  .split{grid-template-columns:1fr;gap:2rem;}
  .split--reverse{direction:ltr;}
  .grid3{grid-template-columns:1fr;gap:1.5rem;}
  .grid4{grid-template-columns:1fr 1fr;gap:1.25rem;}

  /* Cards */
  .card{padding:1.5rem 0;}
  .card-num{font-size:2.5rem;}
  .card-title{font-size:1.05rem;}

  /* Stat */
  .stat-num{font-size:clamp(3rem,12vw,5rem);}

  /* Buttons */
  .btn-fire,.btn-black,.btn-primary{
    padding:.8rem 1.75rem;font-size:.7rem;
    display:block;text-align:center;width:100%;
  }
  .btn-ghost{font-size:.68rem;}
  .hero-cta-row .btn-fire{display:inline-block;width:auto;}
  .hero-cta-row .btn-ghost{display:inline-block;width:auto;}

  /* Filter */
  .filter-bar,div.filter-bar{
    padding:.7rem 1.25rem;gap:.4rem;
    top:52px;
    overflow-x:auto;flex-wrap:nowrap;
    scrollbar-width:none;
  }
  .filter-bar::-webkit-scrollbar{display:none;}
  .filter-btn{
    padding:.28rem .72rem;font-size:.62rem;
    white-space:nowrap;flex-shrink:0;
  }
  .filter-count{display:none;}

  /* Gallery Grid */
  #product-grid{
    padding:2.5rem 1.25rem;
    grid-template-columns:1fr 1fr;
    gap:2rem 1.25rem;
  }
  .card-name{font-size:.95rem;}
  .card-footer{display:none;}

  /* Gallery Lightbox：手機改為底部抽屜 */
  #lb,#lightbox{flex-direction:column;align-items:flex-end;}
  .lb-left{display:flex;flex:none;width:100%;height:55vw;max-height:300px;}
  .lb-main-img{padding:1rem;}
  .lb-right{
    width:100%;flex:1;overflow-y:auto;
    border-top:1px solid var(--g200);
  }
  .lb-header{padding:1.25rem 1.25rem 1rem;}
  .lb-name{font-size:1.4rem;}
  .lb-section{padding:1rem 1.25rem;}
  .lb-footer{padding:1rem 1.25rem;}
  .lb-thumbs{padding:.5rem 1rem;}

  /* 節慶禮品頁 */
  .festival-section{padding:4rem 1.5rem;}
  .gift-cards{grid-template-columns:1fr;}
  .gift-card{padding:1.75rem 0;}
  .big-quote{padding:3.5rem 1.5rem;}
  .big-quote blockquote{font-size:clamp(1.5rem,7vw,2.2rem);}
  .corp-grid{grid-template-columns:1fr;}
  .corp-cell{border-right:none;padding:2rem 0;}
  .shop-grid{grid-template-columns:1fr 1fr;}
  .shop-cell{border-right:none;}
  .shop-cell:nth-child(odd){border-right:1px solid var(--g200);}
  .cta-banner{padding:4rem 1.5rem;}
  .cta-btns{flex-direction:column;align-items:stretch;}
  .btn-white,.btn-outline-white{text-align:center;}
  .engrave-section{padding:4rem 1.5rem;flex-direction:column;gap:2.5rem;}

  /* Status bar */
  #status-bar{padding:.6rem 1.5rem;}
  .err-banner{padding:1rem 1.5rem;}

  /* Footer */
  footer{
    flex-direction:column;gap:1.5rem;
    text-align:center;padding:3rem 1.5rem;
  }
  footer div{flex-wrap:wrap;justify-content:center;gap:1rem!important;}
}

/* ── 小螢幕 480px ───────────────────────────────────── */
@media(max-width:480px){
  .hero-manifesto{font-size:clamp(2.8rem,16vw,4.5rem);}
  .sec-h,.sec-title{font-size:clamp(2rem,11vw,3rem);}
  #product-grid{grid-template-columns:1fr;gap:2rem;}
  .grid4{grid-template-columns:1fr;}
  .shop-grid{grid-template-columns:1fr;}
  .shop-cell{border-right:none!important;}
}

/* ── 區塊補強 ────────────────────────────────────────── */
/* 舊 inline style 背景色統一覆蓋 */
[style*="background:var(--bk)"]{background:var(--bk)!important;}

/* sec-eye / sec-tag 統一：深色區用橘色 */
.strip--black .sec-eye,.strip--black .sec-tag{color:var(--fire);}

/* 深色區段 p 文字 */
.strip--black p,.strip--black .sec-body,.strip--black .sec-sub{color:var(--g400);}

/* 去掉所有 inline border 顯示問題 */
[style*="border:1px solid rgba(155"]{border-color:var(--g200)!important;}
[style*="border:1px solid rgba(58,54"]{border-color:var(--g200)!important;}
[style*="border-left:3px solid"]{border-left-color:var(--fire)!important;}
[style*="border-left:4px solid"]{border-left-color:var(--fire)!important;}
[style*="border-top:3px solid"]{border-top-color:var(--fire)!important;}

/* 所有 button 統一 font */
button,input[type="submit"]{font-family:var(--fd);}

/* 超連結顏色 */
a{text-decoration:none;}
a:hover{color:var(--fire);}

/* ═══════════════════════════════════════════════════════
   v7：募資計畫 CTA 按鈕 + 全站 nav 統一補丁
   ═══════════════════════════════════════════════════════ */

/* 募資計畫橘色按鈕 */
.nav-fundraise {
  display: inline-block;
  padding: 0.42rem 1.1rem;
  background: var(--fire) !important;
  color: #fff !important;
  font-family: var(--fd);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none !important;
  border-radius: 2px;
  transition: background 0.2s, transform 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.nav-fundraise:hover {
  background: var(--fire-h) !important;
  color: #fff !important;
  transform: translateY(-1px);
}
nav.scrolled .nav-fundraise,
nav#mainNav.scrolled .nav-fundraise {
  background: var(--fire) !important;
}

/* 手機選單裡的募資計畫特殊色 */
.mobile-menu a.fundraise-link {
  color: var(--fire) !important;
}

/* ── Footer 連結顏色強制覆蓋 ─────────────────────── */
footer a,
footer a:link,
footer a:visited {
  color: rgba(212,207,200,0.55) !important;
  text-decoration: none !important;
}
footer a:hover {
  color: rgba(212,207,200,0.95) !important;
}
footer .footer-col h5 {
  color: rgba(212,207,200,0.3);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-family: var(--fd);
  font-weight: 700;
  margin-bottom: 1rem;
}
footer .footer-col ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
footer .footer-brand .logo {
  font-family: var(--fd);
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: rgba(212,207,200,0.9);
  margin-bottom: 1rem;
}
footer .footer-brand .logo .dot { color: var(--fire); }
footer .footer-brand .logo .lab { font-weight: 300; opacity: 0.6; }
footer .footer-brand p {
  font-size: 0.8rem;
  color: rgba(212,207,200,0.4);
  line-height: 1.8;
}
footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(212,207,200,0.08);
  width: 100%;
}
footer .footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
footer .footer-bottom p {
  font-size: 0.72rem;
  color: rgba(212,207,200,0.25);
}
footer .social-links { display: flex; gap: 0.5rem; }
footer .social-link,
footer .social-link:link,
footer .social-link:visited {
  font-size: 0.68rem;
  color: rgba(212,207,200,0.4) !important;
  border: 1px solid rgba(212,207,200,0.15);
  padding: 0.25rem 0.55rem;
  transition: all 0.2s;
}
footer .social-link:hover {
  color: rgba(212,207,200,0.85) !important;
  border-color: rgba(212,207,200,0.4) !important;
}
footer .footer-easter {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(212,207,200,0.05);
}
footer .footer-easter-text {
  font-size: 0.68rem;
  color: rgba(212,207,200,0.2);
}
/* footer 容器需要 column 方向 */
footer:has(.footer-grid) {
  flex-direction: column !important;
  align-items: stretch !important;
  padding: 5rem 6rem 3rem !important;
  background: var(--bk) !important;
}
@media (max-width: 1024px) {
  footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  footer:has(.footer-grid) { padding: 4rem 3rem 2.5rem !important; }
}
@media (max-width: 768px) {
  footer .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  footer:has(.footer-grid) { padding: 3rem 1.5rem 2rem !important; }
}

/* ── Sustainability / ESG Dashboard 樣式 ─────────── */
.dash-hero { padding: 9rem 6rem 5rem; background: var(--bk); }
.dash-eyebrow { font-family:var(--fd);font-size:.62rem;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--fire);margin-bottom:1.25rem; }
.dash-title { font-family:var(--fd);font-weight:900;font-size:clamp(3rem,7vw,8rem);letter-spacing:-.05em;color:var(--w);line-height:.9;margin-bottom:1.5rem; }
.dash-title em { font-style:italic;color:var(--fire);font-family:var(--fs); }
.dash-desc { font-size:1rem;color:rgba(212,207,200,.6);max-width:620px;line-height:1.8;margin-bottom:2rem;font-weight:300; }
.cert-badges { display:flex;flex-wrap:wrap;gap:.5rem; }
.cert-badge { padding:.32rem .85rem;border:1px solid rgba(155,91,58,.35);color:var(--fire-h);font-size:.7rem;font-family:var(--fd);font-weight:600;letter-spacing:.06em; }

/* 年度累積 */
.annual-section { padding:6rem;background:var(--bk); }
.annual-section .section-eyebrow { color:var(--fire);font-family:var(--fd);font-size:.62rem;font-weight:700;letter-spacing:.25em;text-transform:uppercase;margin-bottom:.75rem;display:block; }
.annual-section .section-title { font-family:var(--fd);font-size:clamp(1.8rem,3.5vw,3rem);font-weight:900;letter-spacing:-.04em;color:var(--w);margin-bottom:2rem; }
.annual-grid { display:grid;grid-template-columns:repeat(4,1fr);gap:1.5px;background:rgba(255,255,255,.04);margin-bottom:0; }
.annual-card { padding:2.5rem 2rem;background:#0D0C0B; }
.annual-icon { font-size:1.75rem;margin-bottom:1rem; }
.annual-num { font-family:var(--fd);font-size:clamp(2rem,3.5vw,3.5rem);font-weight:900;letter-spacing:-.05em;line-height:1;margin-bottom:.4rem; }
.annual-card.g .annual-num { color:#2ECC71; }
.annual-card.b .annual-num { color:#5DADE2; }
.annual-card.a .annual-num { color:#F39C12; }
.annual-card.r .annual-num { color:var(--fire); }
.annual-label { font-family:var(--fd);font-size:.78rem;font-weight:700;color:rgba(212,207,200,.7);margin-bottom:.5rem; }
.annual-sub { font-size:.75rem;color:rgba(212,207,200,.35);line-height:1.6; }

/* 計算機 */
.calc-section { padding:6rem;background:#0D0C0B; }
.calc-title { font-family:var(--fd);font-size:1.5rem;font-weight:900;letter-spacing:-.03em;color:var(--w);margin-bottom:.4rem; }
.calc-sub { font-size:.9rem;color:rgba(212,207,200,.55);margin-bottom:2.5rem; }
.calc-grid { display:grid;grid-template-columns:1fr 1.5fr;gap:3rem;align-items:start; }
.calc-inputs { display:flex;flex-direction:column;gap:1.25rem; }
.input-group { display:flex;flex-direction:column;gap:.45rem; }
.input-group label { font-family:var(--fd);font-size:.62rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:rgba(212,207,200,.45); }
.product-select,.qty-input { background:rgba(255,255,255,.05);border:1.5px solid rgba(212,207,200,.12);color:var(--w);font-family:var(--fd);font-size:.9rem;padding:.75rem 1rem;outline:none;width:100%;transition:border-color .2s;-webkit-appearance:none;appearance:none; }
.product-select { background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23E85D04' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .85rem center;padding-right:2.5rem;cursor:pointer; }
.product-select option { background:#1A1917;color:var(--w); }
.qty-control { display:flex;align-items:stretch;border:1.5px solid rgba(212,207,200,.12); }
.qty-btn { width:44px;background:rgba(255,255,255,.05);border:none;color:var(--w);font-size:1.2rem;cursor:pointer;transition:background .2s;font-family:var(--fd);line-height:1; }
.qty-btn:hover { background:rgba(232,93,4,.2); }
.qty-input { border:none;border-left:1.5px solid rgba(212,207,200,.12);border-right:1.5px solid rgba(212,207,200,.12);text-align:center;width:80px;flex:1; }
.calc-btn { padding:.9rem 2rem;background:var(--fire);color:var(--w);border:none;font-family:var(--fd);font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:background .2s; }
.calc-btn:hover { background:var(--fire-h); }
.result-panel { background:#161412;border:1px solid rgba(212,207,200,.08); }
.result-header { padding:1.5rem 2rem;border-bottom:1px solid rgba(212,207,200,.06);display:flex;justify-content:space-between;align-items:flex-start; }
.result-product-name { font-family:var(--fd);font-size:1.1rem;font-weight:700;color:var(--w);margin-bottom:.2rem; }
.result-qty-label { font-size:.78rem;color:rgba(212,207,200,.4);font-family:var(--fd); }
.result-metrics { display:grid;grid-template-columns:1fr 1fr;gap:1.5px;background:rgba(255,255,255,.04); }
.metric-card { padding:1.5rem;background:#161412;display:flex;flex-direction:column;gap:.35rem; }
.metric-icon { font-size:1.5rem;margin-bottom:.25rem; }
.metric-label { font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(212,207,200,.4);font-family:var(--fd);font-weight:700; }
.metric-value { font-family:var(--fd);font-size:2.5rem;font-weight:900;letter-spacing:-.04em;line-height:1; }
.metric-value.green { color:#2ECC71; }
.metric-value.blue  { color:#5DADE2; }
.metric-value.amber { color:#F39C12; }
.metric-value.rust  { color:var(--fire); }
.metric-unit { font-size:.72rem;color:rgba(212,207,200,.35);font-family:var(--fd); }
@keyframes metricPop { from{transform:scale(.9);opacity:.5} to{transform:scale(1);opacity:1} }
.metric-value.animate { animation:metricPop .3s ease both; }
.equivalents { padding:1.25rem 1.5rem;border-top:1px solid rgba(212,207,200,.06); }
.equiv-title { font-size:.58rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(212,207,200,.3);font-family:var(--fd);font-weight:700;margin-bottom:.75rem; }
.equiv-list { display:flex;flex-direction:column;gap:.45rem; }
.equiv-item { display:flex;align-items:flex-start;gap:.6rem;font-size:.82rem;color:rgba(212,207,200,.6);line-height:1.5; }
.report-hint { padding:1.25rem 1.5rem;background:rgba(39,174,96,.06);border-top:1px solid rgba(39,174,96,.15);display:flex;gap:.75rem;align-items:flex-start; }
.report-hint-icon { font-size:1.2rem;flex-shrink:0;margin-top:1px; }
.report-hint-text { font-size:.78rem;color:rgba(212,207,200,.55);line-height:1.65; }
.report-hint-text strong { color:#2ECC71;display:block;margin-bottom:.25rem; }

/* Tab 切換 */
.sustain-tabs { display:flex;gap:0;background:var(--bk);border-bottom:1px solid rgba(212,207,200,.08);position:sticky;top:64px;z-index:50;overflow-x:auto;scrollbar-width:none; }
.sustain-tabs::-webkit-scrollbar { display:none; }
.stab { flex-shrink:0;padding:1rem 1.75rem;font-family:var(--fd);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(212,207,200,.45);text-decoration:none;border-bottom:2px solid transparent;transition:all .2s;cursor:pointer;background:none;border-top:none;border-left:none;border-right:none; }
.stab:hover { color:rgba(212,207,200,.85); }
.stab.active { color:var(--fire-h);border-bottom-color:var(--fire); }
.stab-panel { display:none; }
.stab-panel.active { display:block; }

/* RWD */
@media(max-width:1024px) {
  .calc-grid { grid-template-columns:1fr; }
  .annual-grid { grid-template-columns:repeat(2,1fr); }
  .calc-section,.annual-section { padding:4rem; }
  .dash-hero { padding:7rem 4rem 4rem; }
}
@media(max-width:768px) {
  .annual-grid { grid-template-columns:1fr 1fr; }
  .calc-section,.annual-section { padding:3rem 1.5rem; }
  .dash-hero { padding:6rem 1.5rem 3rem; }
  .result-metrics { grid-template-columns:1fr 1fr; }
}

/* nav-logo 士敏文品副標 */
.nav-logo {
  display: flex !important;
  flex-direction: column !important;
  line-height: 1.1 !important;
  gap: 1px;
}
.nav-logo-sub {
  font-size: 0.52rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  font-family: var(--fd);
  transition: color var(--ease);
}
nav.scrolled .nav-logo-sub,
nav#mainNav.scrolled .nav-logo-sub {
  color: rgba(58,54,50,0.45);
}

/* ── products.html 產品卡片：小圖橫排一列 ────────── */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.prod-card {
  display: flex;
  flex-direction: column;
  background: var(--w);
  border: 1px solid var(--g200);
  border-top: 3px solid var(--fire);
  transition: box-shadow 0.2s;
}
.prod-card:hover { box-shadow: 0 4px 24px rgba(0,0,0,0.08); }
.prod-img {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
  background: var(--g100);
  flex-shrink: 0;
}
.prod-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.prod-card:hover .prod-img img { transform: scale(1.04); }
.prod-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.2rem 0.6rem;
  background: var(--fire);
  color: white;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--fd);
}
.prod-info {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.5rem;
}
.prod-info h4 {
  font-family: var(--fd);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--bk);
  letter-spacing: -0.01em;
  line-height: 1.3;
}
.prod-info p {
  font-size: 0.78rem;
  color: var(--g400);
  line-height: 1.65;
  flex: 1;
}
.prod-mat {
  font-size: 0.62rem;
  color: var(--fire);
  font-family: var(--fd);
  font-weight: 600;
  letter-spacing: 0.06em;
  border-top: 1px solid var(--g100);
  padding-top: 0.5rem;
  margin-top: 0.25rem;
}
.prod-spec {
  font-size: 0.62rem;
  color: var(--g400);
  font-family: var(--fd);
  opacity: 0.7;
}
/* 客製系列灰底區域 */
.prod-card.dark {
  background: #1C1A18;
  border-color: rgba(212,207,200,0.1);
}
.prod-card.dark .prod-info h4 { color: var(--w); }
.prod-card.dark .prod-info p { color: rgba(212,207,200,0.6); }
.prod-card.dark .prod-mat { border-top-color: rgba(212,207,200,0.1); }

/* 四系列導覽 RWD */
@media (max-width: 768px) {
  .prod-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
}
@media (max-width: 480px) {
  .prod-grid { grid-template-columns: 1fr; }
}