:root{
  --bg:#f7f4ec;--surface:#fff;--ink:#23291f;--ink-soft:#4a513f;--muted:#8a8170;
  --tea:#3a5a40;--tea-dark:#2c4531;--gold:#b0843a;--gold-soft:#c9a86a;--line:#e6dfd0;
  --danger:#b5483a;--ok:#3a6b46;--radius:14px;--shadow:0 6px 22px rgba(40,50,35,.08);
  --maxw:1080px;
  --serif:"Noto Serif TC","Songti TC","STSong","Source Han Serif TC",serif;
  --sans:"Noto Sans TC","PingFang TC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;padding-bottom:80px}
a{color:var(--tea);text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;color:var(--ink);line-height:1.3;margin:0 0 .5em}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 16px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(247,244,236,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:56px}
.brand{font-family:var(--serif);font-weight:700;font-size:18px;color:var(--tea-dark);display:flex;align-items:center;gap:8px}
.brand .seal{width:26px;height:26px;border-radius:6px;background:var(--tea);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.nav-links{display:none;gap:16px;font-size:14px}
.nav-links a{color:var(--ink-soft)}
.nav-links a:hover{color:var(--tea)}
.nav-right{display:flex;align-items:center;gap:10px}
.lang-switch{font-size:13px;border:1px solid var(--line);border-radius:20px;padding:4px 10px;color:var(--ink-soft);background:var(--surface)}
.nav-toggle{display:inline-flex;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{width:22px;height:2px;background:var(--ink);display:block}
.mobile-menu{display:none;flex-direction:column;background:var(--surface);border-bottom:1px solid var(--line);padding:8px 16px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:10px 0;border-bottom:1px solid var(--line);color:var(--ink-soft)}
.mobile-menu a:last-child{border-bottom:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:30px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;font-family:var(--sans);transition:.15s}
.btn-primary{background:var(--tea);color:#fff}
.btn-primary:hover{background:var(--tea-dark)}
.btn-ghost{background:transparent;color:var(--tea);border-color:var(--tea)}
.btn-gold{background:var(--gold);color:#fff}
.btn-block{width:100%}
.btn-wa{background:#25D366;color:#fff}
.btn-wa:hover{background:#1ebe5b}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:20px}
.btn-danger{background:var(--danger);color:#fff}
.wa-ico{width:18px;height:18px}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#eef1e6,#f7f4ec);border-bottom:1px solid var(--line)}
.hero-inner{padding:48px 16px 40px;text-align:center}
.hero h1{font-size:30px;margin-bottom:10px}
.hero p{color:var(--ink-soft);max-width:560px;margin:0 auto 20px}
.hero .badges{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:20px}
.tag{font-size:12px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:4px 12px;color:var(--ink-soft)}

/* sections */
.section{padding:40px 0}
.section-title{font-size:24px;text-align:center;margin-bottom:6px}
.section-sub{text-align:center;color:var(--muted);margin-bottom:28px;font-size:14px}

/* grid + cards */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.card-img{aspect-ratio:1/1;background:#eee;position:relative}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-body{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-title{font-family:var(--serif);font-size:16px;font-weight:600;color:var(--ink)}
.card-meta{font-size:12px;color:var(--muted)}
.price{font-weight:700;color:var(--tea-dark);font-size:15px}
.price .cur{font-size:12px;color:var(--muted);font-weight:400}
.price-note{font-size:11px;color:var(--muted)}
.badge-new{position:absolute;top:8px;left:8px;background:var(--gold);color:#fff;font-size:11px;padding:2px 8px;border-radius:10px}
.card .btn{margin-top:auto}

/* floating wa */
.floating-wa{position:fixed;right:16px;bottom:16px;z-index:60;display:flex;align-items:center;gap:8px;background:#25D366;color:#fff;padding:12px 16px;border-radius:40px;box-shadow:0 8px 24px rgba(37,211,102,.4);font-weight:600;font-size:14px}
.floating-wa:hover{color:#fff;background:#1ebe5b}
.floating-wa .wa-ico{width:22px;height:22px}

/* footer */
.footer{background:var(--tea-dark);color:#e9efe4;padding:36px 0 24px;margin-top:40px}
.footer h4{color:#fff;font-size:15px;margin-bottom:12px}
.footer a{color:#cfe0c8}
.footer a:hover{color:#fff}
.footer-cols{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.footer-links{display:flex;flex-direction:column;gap:6px;font-size:13px}
.social{display:flex;gap:10px;margin-top:10px}
.social a{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.12);display:inline-flex;align-items:center;justify-content:center;font-size:12px}
.footer-bottom{margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#b9c8b1;text-align:center}

/* split module */
.split{display:grid;grid-template-columns:1fr;gap:16px}
.notice{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius);padding:14px 16px;font-size:14px}
.notice b{color:var(--tea-dark)}

/* products toolbar */
.toolbar{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{font-size:13px;padding:7px 14px;border:1px solid var(--line);border-radius:20px;background:var(--surface);color:var(--ink-soft);cursor:pointer}
.pill.active{background:var(--tea);color:#fff;border-color:var(--tea)}
.select{font-family:var(--sans);padding:9px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface);font-size:14px}

/* detail */
.detail-grid{display:grid;grid-template-columns:1fr;gap:20px}
.gallery .main-img{aspect-ratio:1/1;background:#eee;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.gallery .thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:8px}
.gallery .thumbs img{aspect-ratio:1/1;border-radius:8px;border:1px solid var(--line);object-fit:cover;cursor:pointer}
.info-table{width:100%;border-collapse:collapse;font-size:14px;margin:12px 0}
.info-table td{padding:8px 0;border-bottom:1px solid var(--line)}
.info-table td:first-child{color:var(--muted);width:110px}
.spec-list{display:flex;flex-direction:column;gap:8px;margin:10px 0}
.spec-item{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-size:14px}
.spec-item .p{font-weight:700;color:var(--tea-dark)}
.labels{background:#fbf8f0;border:1px dashed var(--gold-soft);border-radius:10px;padding:12px;font-size:13px;color:var(--ink-soft);margin:12px 0}
.brew-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px;font-size:14px;margin:12px 0}
.brew-box .en{color:var(--muted);font-size:13px;margin-top:4px}

/* forms */
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.form-group label{font-size:13px;color:var(--ink-soft);font-weight:600}
.input,.textarea,.select{font-family:var(--sans);padding:11px 13px;border-radius:10px;border:1px solid var(--line);background:var(--surface);font-size:15px;width:100%}
.textarea{min-height:110px;resize:vertical}
.form-note{font-size:12px;color:var(--muted);background:#fbf8f0;border:1px solid var(--line);border-radius:8px;padding:8px 10px}

/* wholesale */
.wholesale-hero{background:linear-gradient(135deg,var(--tea),var(--tea-dark));color:#fff;padding:36px 16px;text-align:center;border-radius:var(--radius)}
.wholesale-hero h2{color:#fff}
.lead-form{max-width:560px;margin:24px auto 0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}

/* blog */
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.post-card img{aspect-ratio:16/9;object-fit:cover}
.post-body{font-size:16px;color:var(--ink-soft)}
.post-body h2{font-size:20px;margin-top:24px}
.post-body h3{font-size:17px;margin-top:18px}
.post-body p{margin:10px 0}
.post-body ul,.post-body ol{margin:10px 0;padding-left:22px}
.post-body li{margin:4px 0}
.post-body code{background:#eee;padding:1px 6px;border-radius:4px}

/* policy */
.prose{max-width:760px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.prose h2{font-size:20px;margin-top:22px}
.prose p{color:var(--ink-soft);margin:8px 0}

/* admin */
.admin-bar{background:var(--tea-dark);color:#fff;padding:10px 16px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:50}
.admin-bar a{color:#dfead8}
.admin-wrap{display:grid;grid-template-columns:1fr;gap:16px;padding:20px 16px;max-width:1100px;margin:0 auto}
.sidebar{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.sidebar a{display:block;padding:10px 12px;border-radius:8px;color:var(--ink-soft);font-size:14px}
.sidebar a.active,.sidebar a:hover{background:var(--tea);color:#fff}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th,.table td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left}
.table th{color:var(--muted);font-weight:600}
.login-box{max-width:360px;margin:60px auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.alert{background:#fdecea;color:var(--danger);border:1px solid #f3c4bd;border-radius:8px;padding:10px 12px;font-size:14px;margin-bottom:14px}
.toast{position:fixed;top:16px;left:50%;transform:translateX(-50%);background:var(--ok);color:#fff;padding:10px 18px;border-radius:24px;font-size:14px;z-index:99;box-shadow:var(--shadow)}
.row-actions{display:flex;gap:6px}

/* 後台上傳圖片組件 */
.img-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.img-slot{margin-bottom:12px}
.img-slot-row{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.img-prev{width:84px;height:84px;object-fit:cover;border:1px solid var(--line);border-radius:10px;background:#f0ece1}
.img-actions{display:flex;flex-direction:column;gap:8px}
.img-actions .btn{width:100%}
@media(max-width:560px){.img-grid{grid-template-columns:1fr}}

/* misc */
.center{text-align:center}
.mt{margin-top:16px}
.muted{color:var(--muted)}
.hr{height:1px;background:var(--line);margin:24px 0}
.banner-grid{display:grid;grid-template-columns:1fr;gap:16px}
.stat{display:flex;gap:10px;align-items:flex-start}
.stat .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);margin-top:8px;flex:0 0 auto}

/* desktop */
@media(min-width:768px){
  .nav-links{display:flex}
  .nav-toggle{display:none}
  .grid{grid-template-columns:repeat(3,1fr);gap:20px}
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .hero h1{font-size:42px}
  .split{grid-template-columns:1fr 1fr}
  .detail-grid{grid-template-columns:1fr 1fr;align-items:start}
  .footer-cols{grid-template-columns:repeat(4,1fr)}
  .admin-wrap{grid-template-columns:200px 1fr}
  .banner-grid{grid-template-columns:1fr 1fr}
  .toolbar{flex-direction:row;align-items:center;justify-content:space-between}
}
@media(min-width:1024px){
  .grid{grid-template-columns:repeat(4,1fr)}
}