/* VITALPEAK — original dark/crimson storefront theme */
:root{
  --bg:#0a0a0c; --bg2:#101013; --card:#141418; --card2:#191920;
  --line:#26262e; --red:#e5344b; --red2:#ff4d64; --red-dim:rgba(229,52,75,.12);
  --text:#f5f5f7; --muted:#9a9aa3; --green:#3ddc84;
  --radius:10px; --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.topbar{background:#180c10;border-bottom:1px solid #580808;position:sticky;top:0;z-index:50}
.topbar .wrap{display:flex;align-items:center;gap:26px;height:100px}
.nav{flex:1;gap:22px;font-size:13px;letter-spacing:.08em;font-weight:600;text-transform:uppercase}
.nav a{color:var(--muted);padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a.on{color:var(--text);border-color:var(--red)}
.logo {
    font-weight: 900;
    font-size: 40px; /* 图片模式下这个其实没用了 */
    letter-spacing: .12em;
    color: var(--text);
    text-transform: uppercase;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 16px;
}

.logo b{color:var(--red)}
.logo .zh{display:block;font-size:11px;letter-spacing:.5em;color:var(--muted);font-weight:600}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:14px}
.icon-btn{background:none;border:1px solid var(--line);color:var(--text);width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px}
.icon-btn:hover{border-color:var(--red)}
#langToggle{font-size:12px;font-weight:700;letter-spacing:.05em}
.cart-count{position:relative}
.cart-count[data-n]:not([data-n="0"])::after{content:attr(data-n);position:absolute;top:-7px;right:-7px;background:var(--red);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center}

/* ---------- hero ---------- */
.hero{background:radial-gradient(1000px 480px at 50% -10%,rgba(229,52,75,.14),transparent 60%),var(--bg);text-align:center;padding:5px 5px 5px}
.eyebrow{color:var(--red);font-size:12px;font-weight:700;letter-spacing:.35em;text-transform:uppercase;margin-bottom:18px}
.hero h1{font-size:clamp(38px,6vw,72px);line-height:1.04;font-weight:900;text-transform:uppercase;letter-spacing:.01em}
.hero h1 .red{color:var(--red)}
.hero p{color:#ec1111;max-width:560px;margin:27px auto 31px;font-size:19px}
.btn{display:inline-block;border:none;border-radius:8px;padding:13px 28px;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;transition:.15s}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red2)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--red)}
.btn-line{background:transparent;color:var(--red);border:1px solid var(--red)}
.btn-line:hover{background:var(--red-dim)}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- stats ---------- */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.stats .wrap{display:flex;justify-content:center;gap:70px;padding:8px 20px;flex-wrap:wrap}
.stat b{font-size:26px;font-weight:900}
.stat b i{color:var(--red);font-style:normal}
.stat span{display:block;color:var(--muted);font-size:12px;letter-spacing:.15em;text-transform:uppercase}

/* ---------- trust strip ---------- */
.trust{border-bottom:1px solid var(--line)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:20px}
.trust-item{display:flex;gap:12px;align-items:center}
.trust-item .ic{width:38px;height:38px;border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--red)}
.trust-item b{font-size:13px;display:block}
.trust-item span{color:var(--muted);font-size:12px}

/* ---------- sections ---------- */
.section{padding:8px 0 30px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:26px}
.sec-kicker{color:var(--red);font-size:11px;font-weight:800;letter-spacing:.3em;text-transform:uppercase}
.sec-title{font-size:26px;font-weight:900;text-transform:uppercase;letter-spacing:.02em}
.sec-link{color:var(--muted);font-size:12px;letter-spacing:.15em;text-transform:uppercase}
.sec-link:hover{color:var(--red)}

/* ---------- product grid ---------- */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.grid{grid-template-columns:repeat(1,1fr)}.trust .wrap{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.15s}
.card:hover{border-color:#3a3a44;transform:translateY(-2px)}
.card-img{position:relative;background:#fff;display:flex;align-items:center;justify-content:center;padding:0px;aspect-ratio:1/1}
.card-img img{max-height:365px;object-fit:contain}
.badge{position:absolute;top:10px;left:10px;background:var(--red);color:#fff;font-size:10px;font-weight:800;letter-spacing:.08em;padding:4px 8px;border-radius:4px;text-transform:uppercase}
.badge.gray{background:#2a2a32}
.card-body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-cat{color:var(--muted);font-size:11px;letter-spacing:.15em;text-transform:uppercase}
.card-name{font-weight:700;font-size:15px}
.stars{color:var(--red);font-size:12px;letter-spacing:2px}
.stars i{color:#3d3d46;font-style:normal}
.price-row{display:flex;align-items:baseline;gap:8px;margin-top:2px}
.price{color:var(--red);font-weight:800;font-size:17px}
.price-from{color:var(--muted);font-size:11px}
.compare{color:var(--muted);text-decoration:line-through;font-size:13px}
.card .btn{margin-top:auto;padding:10px;font-size:11px}

/* ---------- category tiles ---------- */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:760px){.cats{grid-template-columns:repeat(2,1fr)}}
.cat-tile{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 20px;text-align:center}
.cat-tile:hover{border-color:var(--red)}
.cat-tile b{display:block;font-size:16px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}
.cat-tile span{color:var(--muted);font-size:12px}
.cat-tile .n{color:var(--red);font-weight:900;font-size:22px;display:block;margin-bottom:6px}

/* ---------- product page ---------- */
.pd{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;padding:44px 0}
@media(max-width:860px){.pd{grid-template-columns:1fr}}
.pd-img{background:#fff;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;padding:0px;min-height:380px}
.pd-info h1{font-size:26px;font-weight:900;text-transform:uppercase;line-height:1.2;margin:8px 0 10px}
.pd-price{font-size:28px;color:var(--red);font-weight:900;margin:14px 0 4px}
.pd-desc{color:var(--muted);margin:16px 0 22px;white-space:pre-line}
.qty{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-right:12px;vertical-align:middle}
.qty button{background:none;border:none;color:var(--text);width:38px;height:44px;font-size:18px}
.qty input{background:none;border:none;color:var(--text);width:46px;text-align:center;font-size:15px;outline:none}
.tiers{margin-top:22px;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;font-size:13px;color:var(--muted)}
.tiers b{color:var(--text)}
.tiers li{margin-left:16px;margin-top:4px}
.tiers i{color:var(--red);font-style:normal;font-weight:800}

/* ---------- tables / cart ---------- */
table{width:100%;border-collapse:collapse}
th{color:var(--muted);font-size:11px;letter-spacing:.15em;text-transform:uppercase;text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}
td{padding:14px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
.cart-thumb{width:64px;height:64px;background:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center}
.cart-thumb img{max-width:52px;max-height:52px;object-fit:contain}
.summary{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.summary .row{display:flex;justify-content:space-between;margin-bottom:10px;font-size:14px}
.summary .row.total{border-top:1px solid var(--line);padding-top:12px;font-size:18px;font-weight:800}
.summary .row.total span:last-child{color:var(--red)}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;letter-spacing:.05em}
.field input,.field select,.field textarea{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:8px;color:var(--text);padding:11px 12px;font-size:14px;outline:none;font-family:inherit}
.field input:focus,.field select:focus{border-color:var(--red)}
.two-col{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:start;padding:40px 0}
@media(max-width:860px){.two-col{grid-template-columns:1fr}}
.alert{border:1px solid var(--line);border-left:3px solid var(--red);background:var(--card);border-radius:8px;padding:12px 16px;margin-bottom:18px;font-size:13px;color:var(--muted)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);margin-top:60px;background:var(--bg2)}
footer .wrap{padding:40px 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
@media(max-width:760px){footer .wrap{grid-template-columns:1fr}}
footer h4{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
footer li{list-style:none;margin-bottom:8px;font-size:13px;color:var(--muted)}
footer li a:hover{color:var(--red)}
.copy{border-top:1px solid var(--line);text-align:center;color:#5a5a63;font-size:12px;padding:16px}

.empty{padding:70px 20px;text-align:center;color:var(--muted)}
.empty b{display:block;font-size:20px;color:var(--text);margin-bottom:8px}
.pay-box{max-width:520px;margin:60px auto;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:34px;text-align:center}
.pay-box .oid{color:var(--muted);font-size:13px}
.pay-box .amt{font-size:38px;font-weight:900;color:var(--red);margin:12px 0 24px}
.spinner{width:22px;height:22px;border:3px solid var(--line);border-top-color:var(--red);border-radius:50%;animation:spin .8s linear infinite;display:inline-block;vertical-align:-5px;margin-right:8px}
@keyframes spin{to{transform:rotate(360deg)}}
.success-ic{width:64px;height:64px;border-radius:50%;background:rgba(61,220,132,.12);border:1px solid rgba(61,220,132,.4);color:var(--green);font-size:30px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px}