:root{
  --bg:#f5f6f8; --card:#fff; --line:#e8eaee; --text:#14181f; --muted:#6b7381;
  --brand:#3b6ef5; --brand-2:#6f4bf5; --brand-dark:#2b57d6;
  --ok:#0f7a3d; --err:#b42318; --warn:#8a5a00;
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font:15px/1.7 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:none}
h1,h2,h3{line-height:1.35}
img{max-width:100%;display:block}

/* 顶栏 */
.topbar{background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:18px}
.brand{font-weight:800;font-size:17px;letter-spacing:.3px;color:var(--text)}
.brand::before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--brand),var(--brand-2));margin-right:8px;vertical-align:1px}
.topbar nav{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.topbar nav a{color:var(--muted);font-size:14px}
.topbar nav a:hover{color:var(--brand)}
.ghost{color:var(--err)!important}

main{padding:26px 0 60px}
.foot{border-top:1px solid var(--line);background:#fff;padding:34px 0 28px;color:var(--muted);font-size:13px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px}
.foot h4{color:var(--text);font-size:14px;margin:0 0 10px}
.foot a{color:var(--muted);display:block;line-height:2}
.foot-bottom{border-top:1px solid var(--line);margin-top:24px;padding-top:16px;font-size:12px;color:#9aa1ad}

/* 首屏 */
.hero{background:linear-gradient(135deg,#3b6ef5 0%,#6f4bf5 55%,#8b5cf6 100%);border-radius:20px;padding:44px 40px;color:#fff;margin-bottom:-34px;box-shadow:0 18px 40px -18px rgba(59,110,245,.55)}
.hero h1{font-size:30px;margin:0 0 10px;letter-spacing:.5px}
.hero p{margin:0 0 22px;opacity:.92;font-size:15px}
.hero-search{display:flex;gap:10px;max-width:520px}
.hero-search input{flex:1;border:none;border-radius:10px;padding:12px 14px;font:inherit;background:rgba(255,255,255,.96)}
.hero-search .btn{background:#14181f;border-color:#14181f;white-space:nowrap}
.hero-search .btn:hover{background:#000}

/* 信任栏 */
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin:52px 0 22px;box-shadow:0 4px 16px -8px rgba(20,24,31,.18)}
.trust div{display:flex;flex-direction:column}
.trust strong{font-size:14px}
.trust span{font-size:12px;color:var(--muted)}

/* 分类 */
.filterbar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}
.pill{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:99px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:14px}
.pill .n{font-size:12px;background:#f0f2f6;border-radius:99px;padding:0 7px;color:#8b929e}
.pill.on{background:var(--text);border-color:var(--text);color:#fff}
.pill.on .n{background:rgba(255,255,255,.22);color:#fff}

/* 商品卡 */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease;color:inherit}
.pcard:hover{transform:translateY(-3px);box-shadow:0 16px 34px -20px rgba(20,24,31,.45)}
.cover{aspect-ratio:16/10;overflow:hidden;position:relative}
.cover img{width:100%;height:100%;object-fit:cover}
.cover.big{aspect-ratio:4/3;border-radius:var(--radius)}
.cover.big img{border-radius:var(--radius)}
.ph-1{background:linear-gradient(135deg,#4f7cf7,#7aa2ff)}
.ph-2{background:linear-gradient(135deg,#6f4bf5,#a78bfa)}
.ph-3{background:linear-gradient(135deg,#0ea5a5,#5eead4)}
.ph-4{background:linear-gradient(135deg,#f59e0b,#fbbf24)}
.ph-5{background:linear-gradient(135deg,#ef4444,#fb7185)}
.ph-6{background:linear-gradient(135deg,#0f172a,#475569)}
.cover .ph-ico,.cover.big .ph-ico{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:44px;opacity:.92}
.cover.big .ph-ico{font-size:64px}
.pbody{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.tags{display:flex;gap:8px;align-items:center}
.sold{font-size:12px;color:var(--muted)}
.pbody h3{margin:0;font-size:15.5px;font-weight:650;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.pbody .s{margin:0;color:var(--muted);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:38px}
.prow{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:6px}
.price{color:#e0322d;font-weight:800;font-size:19px}
.buy{font-size:13px;color:var(--brand)}

/* 详情 */
.crumb{font-size:13px;color:var(--muted);margin-bottom:16px}
.crumb a{color:var(--muted)}
.detail{display:grid;grid-template-columns:0.9fr 1.1fr;gap:32px;align-items:start;margin-bottom:40px}
.detail-right h1{font-size:26px;margin:10px 0 12px}
.pricebox{display:flex;align-items:center;gap:14px;margin:18px 0 6px}
.pricebox .price{font-size:30px}
.pricebox .stock{font-size:12px;color:var(--ok);background:#e8f7ee;padding:2px 10px;border-radius:99px}
.pricebox .stock.out{color:var(--err);background:#fdecea}
.note{font-size:13px;color:var(--muted);margin:0 0 18px}
.buyform{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.btn.lg{padding:12px 28px;font-size:16px}
.submit-row{margin:18px 0 0}
.sec-title{font-size:18px;margin:8px 0 16px}
.empty{background:#fff;border:1px dashed #d7dbe2;border-radius:var(--radius);padding:52px 20px;text-align:center;color:var(--muted)}
.empty-ico{font-size:38px;margin-bottom:8px}

/* 通用组件 */
h1{font-size:22px;margin:0 0 16px}
h2{font-size:17px;margin:0 0 12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px}
.tag{display:inline-block;font-size:12px;padding:2px 9px;border-radius:99px;background:#eef2ff;color:#3b4fd8;font-weight:600}
.tag.course{background:#eef2ff;color:#3b4fd8}
.tag.file{background:#e8f7ee;color:#0f7a3d}
.tag.license{background:#fff4e5;color:#8a5a00}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:9px 18px;border-radius:10px;border:1px solid var(--brand);background:var(--brand);color:#fff;cursor:pointer;font:inherit;font-size:14px;transition:background .15s}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn.line{background:#fff;color:var(--brand)}
.btn.line:hover{background:#f2f5ff}
.btn.danger{background:#fff;color:var(--err);border-color:#f3c1bd}
.btn.sm{padding:5px 12px;font-size:13px;border-radius:8px}
input[type=text],input[type=password],input[type=number],select,textarea{
  width:100%;padding:10px 12px;border:1px solid #d8dce3;border-radius:10px;font:inherit;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(59,110,245,.12)}
textarea{min-height:110px;resize:vertical}
label{display:block;font-size:13px;color:var(--muted);margin:12px 0 6px}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row>div{flex:1;min-width:180px}
.row .qty{flex:0 0 110px;min-width:110px}
.flash{padding:11px 15px;border-radius:10px;margin-bottom:16px;font-size:14px}
.flash.ok{background:#e8f7ee;color:var(--ok);border:1px solid #bfe6cf}
.flash.err{background:#fdecea;color:var(--err);border:1px solid #f5c6c2}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
th,td{padding:11px 13px;text-align:left;border-bottom:1px solid var(--line);font-size:13px;vertical-align:top}
th{background:#fafbfc;color:var(--muted);font-weight:600;white-space:nowrap}
tr:last-child td{border-bottom:none}
.badge{display:inline-block;font-size:12px;padding:2px 9px;border-radius:99px}
.badge.s0{background:#fff4e5;color:#8a5a00}
.badge.s1{background:#e8f7ee;color:#0f7a3d}
.badge.s2{background:#f1f2f4;color:#6b7381}
.badge.s3{background:#fdecea;color:#b42318}
.muted{color:var(--muted)}
.small{font-size:12px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.pager{display:flex;gap:10px;margin-top:22px;align-items:center;color:var(--muted);font-size:13px}
.notice{background:#fff8e6;border:1px solid #f0dca8;color:#7a5b00;padding:12px 15px;border-radius:10px;font-size:13px}
.kv{display:grid;grid-template-columns:110px 1fr;gap:8px 14px;font-size:14px}
.kv .k{color:var(--muted)}
pre.mono{background:#f7f8fa;border:1px solid var(--line);border-radius:10px;padding:12px;overflow:auto}

@media(max-width:820px){
  .detail{grid-template-columns:1fr;gap:20px}
  .foot-grid{grid-template-columns:1fr}
  .trust{grid-template-columns:1fr;gap:10px}
  .hero{padding:32px 22px;border-radius:16px}
  .hero h1{font-size:23px}
}
@media(max-width:600px){
  .topbar .wrap{height:auto;padding:12px 16px;flex-direction:column;align-items:flex-start;gap:8px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
  .pbody h3{font-size:14px;min-height:38px}
  .kv{grid-template-columns:92px 1fr}
}

/* ===== 落地页：深色首屏 ===== */
.hero-dark{position:relative;background:#0b1020;color:#fff;padding:72px 0 96px;overflow:hidden;margin-top:-26px}
.hero-bg{position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 78% 18%, rgba(99,102,241,.42), transparent 62%),
    radial-gradient(700px 420px at 12% 88%, rgba(14,165,233,.28), transparent 60%),
    radial-gradient(500px 300px at 50% 0%, rgba(168,85,247,.20), transparent 70%);
}
.hero-bg::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(ellipse at 50% 40%,#000 40%,transparent 78%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;font-size:12.5px;letter-spacing:.14em;color:#a5b4fc;border:1px solid rgba(165,180,252,.35);border-radius:99px;padding:4px 12px;margin-bottom:18px}
.hero-copy h1{font-size:42px;line-height:1.22;margin:0 0 16px;letter-spacing:.5px}
.hero-sub{color:#aab3c6;margin:0 0 26px;font-size:15.5px;max-width:460px}
.hero-search{display:flex;gap:10px;max-width:460px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);padding:6px;border-radius:14px;backdrop-filter:blur(6px)}
.hero-search input{flex:1;border:none;background:transparent;color:#fff;padding:10px 12px;font:inherit}
.hero-search input::placeholder{color:#7d879c}
.hero-search input:focus{outline:none;box-shadow:none;border:none}
.hero-search .btn{background:#4f7cf7;border-color:#4f7cf7;border-radius:10px}
.hero-search .btn:hover{background:#3b6ef5}
.hero-stats{display:flex;gap:34px;margin-top:34px}
.hero-stats strong{display:block;font-size:26px;font-weight:800;letter-spacing:.5px}
.hero-stats span{font-size:12.5px;color:#8d97ab}
.hero-art{position:relative;height:300px}
.art-glow{position:absolute;inset:12% 8%;background:radial-gradient(circle at 50% 50%,rgba(99,102,241,.5),transparent 62%);filter:blur(24px)}
.art-card{position:absolute;width:150px;height:190px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;box-shadow:0 24px 60px -20px rgba(0,0,0,.7)}
.art-card span{font-size:38px}
.art-card em{font-style:normal;font-size:13px;color:#c7cfe0}
.art-card.a1{left:6%;top:52px;transform:rotate(-9deg)}
.art-card.a2{left:32%;top:18px;transform:rotate(2deg);z-index:2;background:rgba(255,255,255,.12)}
.art-card.a3{right:6%;top:64px;transform:rotate(10deg)}

/* 特性条 */
.features{margin-top:-44px;position:relative;z-index:3}
.features-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 24px;box-shadow:0 20px 40px -28px rgba(11,16,32,.5)}
.feature{display:flex;gap:12px;align-items:flex-start}
.f-ico{width:38px;height:38px;flex:0 0 38px;border-radius:11px;background:#eef2ff;display:flex;align-items:center;justify-content:center;font-size:18px}
.feature strong{display:block;font-size:14.5px}
.feature span{font-size:12.5px;color:var(--muted)}

/* 区块 */
.section{padding:56px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.section-head h2{font-size:24px;margin:0 0 4px}
.section-head p{margin:0;font-size:13.5px}
.ph-note{position:absolute;left:14px;bottom:12px;font-size:12px;color:rgba(255,255,255,.88);background:rgba(0,0,0,.22);padding:2px 9px;border-radius:99px;backdrop-filter:blur(4px)}

/* 为什么选择 */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.why-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.w-no{font-size:12px;color:#b6bcc8;letter-spacing:.12em;margin-bottom:10px}
.why-card h3{font-size:15.5px;margin:0 0 8px}
.why-card p{margin:0;font-size:13px;color:var(--muted);line-height:1.75}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600;font-size:14.5px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--muted);font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq p{margin:10px 0 0;color:var(--muted);font-size:13.5px}

/* CTA */
.cta-band{margin-top:64px;background:linear-gradient(120deg,#3b6ef5,#6f4bf5);color:#fff;padding:40px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{font-size:23px;margin:0 0 6px}
.cta-band p{margin:0;color:rgba(255,255,255,.82);font-size:14px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn.light{background:#fff;color:#2b4fd0;border-color:#fff}
.btn.light:hover{background:#eef2ff}
.btn.ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn.ghost-light:hover{background:rgba(255,255,255,.12)}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:8px}
  .hero-art{display:none}
  .hero-copy h1{font-size:30px}
  .hero-dark{padding:48px 0 72px}
  .features-inner{grid-template-columns:1fr;gap:12px}
  .why-grid{grid-template-columns:1fr 1fr}
  .hero-stats{gap:22px}
}
@media(max-width:600px){
  .why-grid{grid-template-columns:1fr}
  .hero-stats strong{font-size:21px}
  .cta-inner{flex-direction:column;align-items:flex-start}
}

/* 支付页 */
.pay-wrap{display:flex;justify-content:center;padding:10px 0 20px}
.pay-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 32px;width:100%;max-width:420px;box-shadow:0 20px 50px -30px rgba(11,16,32,.4)}
.pay-head{text-align:center;border-bottom:1px dashed var(--line);padding-bottom:16px;margin-bottom:18px}
.pay-amount{font-size:34px;font-weight:800;color:#e0322d;letter-spacing:.5px;margin:6px 0 2px}
.qr-box{display:flex;justify-content:center;padding:8px 0 4px}
.qr-box img{width:220px;height:220px;border-radius:10px;border:1px solid var(--line);padding:8px;background:#fff}
.pay-actions{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.pay-tip{text-align:center;font-size:12.5px;color:var(--muted);margin:14px 0 0}

/* 成交展示 */
.small-hero{padding:56px 0 70px}
.deal-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.deal-item{display:flex;align-items:center;gap:14px;padding:14px 18px;border-bottom:1px solid var(--line)}
.deal-item:last-child{border-bottom:none}
.deal-ico{width:36px;height:36px;flex:0 0 36px;border-radius:10px;background:#f4f6f9;display:flex;align-items:center;justify-content:center;font-size:16px}
.deal-main{flex:1;min-width:0}
.deal-title{font-size:14.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.deal-meta{margin-top:2px}
.deal-side{text-align:right;flex:0 0 auto}
.deal-money{font-weight:800;color:#e0322d;font-size:15px}
.ok-text{color:var(--ok)}

/* 对账 */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:16px 0 18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat-k{font-size:12px;color:var(--muted)}
.stat-v{font-size:20px;font-weight:800;margin-top:4px;letter-spacing:.3px}
.table-wrap{overflow-x:auto;border-radius:12px}

/* ===== 后台：侧边栏布局 ===== */
body.admin{background:#f4f5f7}
.admin-shell{display:flex;min-height:100vh}
.admin-side{
  width:216px;flex:0 0 216px;background:#0f1424;color:#c7cfdd;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.admin-brand{display:flex;gap:10px;align-items:center;padding:20px 18px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.admin-brand .dot{width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,#4f7cf7,#8b5cf6);flex:0 0 10px}
.admin-brand strong{display:block;color:#fff;font-size:15px;letter-spacing:.3px}
.admin-brand em{font-style:normal;font-size:11.5px;color:#7f8aa3}
.admin-nav{padding:14px 10px;display:flex;flex-direction:column;gap:3px;flex:1}
.admin-nav a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:9px;
  color:#aab4c6;font-size:14px;transition:.15s;
}
.admin-nav a .ico{font-size:15px;width:18px;text-align:center;filter:grayscale(.35)}
.admin-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.admin-nav a.on{background:linear-gradient(120deg,#3b6ef5,#6f4bf5);color:#fff;box-shadow:0 8px 20px -12px rgba(79,124,247,.9)}
.admin-nav a.on .ico{filter:none}
.admin-side-foot{padding:14px 18px 20px;display:flex;flex-direction:column;gap:8px;font-size:12.5px;border-top:1px solid rgba(255,255,255,.07)}
.admin-side-foot a{color:#8d97ab}
.admin-side-foot a:hover{color:#fff}
.admin-side-foot a.ghost{color:#f08a84}

.admin-main{flex:1;min-width:0}
.admin-content{padding:26px 30px 60px;max-width:1180px}
.admin-content h1{font-size:21px;margin:0 0 18px;letter-spacing:.3px}
.admin-content h2{font-size:15px;margin:0 0 12px;color:#2a3140}

/* 后台卡片/表格精修 */
body.admin .card{background:#fff;border:1px solid #e6e8ee;border-radius:14px;padding:20px 22px;box-shadow:0 1px 2px rgba(16,24,40,.04)}
body.admin .stat-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
body.admin .stat{border-radius:14px;padding:16px 18px;border:1px solid #e6e8ee;box-shadow:0 1px 2px rgba(16,24,40,.04);position:relative;overflow:hidden}
body.admin .stat::after{content:"";position:absolute;right:-18px;top:-18px;width:56px;height:56px;border-radius:50%;background:#eef2ff}
body.admin .stat-k{font-size:12.5px;color:#7b8598}
body.admin .stat-v{font-size:22px;font-weight:800;margin-top:6px;color:#141a26;position:relative}
body.admin table{background:#fff;border:1px solid #e6e8ee;border-radius:14px;overflow:hidden;box-shadow:0 1px 2px rgba(16,24,40,.04)}
body.admin th{background:#fafbfd;color:#6d7689;font-weight:600;font-size:12.5px;letter-spacing:.02em;padding:12px 14px;border-bottom:1px solid #eceef3}
body.admin td{padding:13px 14px;border-bottom:1px solid #f1f3f7;font-size:13.5px;color:#2b3240}
body.admin tr:hover td{background:#fafbff}
body.admin .badge{font-weight:600}
body.admin .btn{border-radius:9px;font-weight:500}
body.admin .btn.line{background:#fff;border-color:#dfe3ec;color:#3f4859}
body.admin .btn.line:hover{background:#f6f8ff;border-color:#c9d6ff;color:#2b57d6}
body.admin label{font-size:12.5px;color:#6d7689;font-weight:500}
body.admin input[type=text],body.admin input[type=password],body.admin input[type=number],body.admin input[type=date],body.admin select,body.admin textarea{
  border:1px solid #e0e3ea;border-radius:9px;background:#fcfcfd;font-size:13.5px;padding:9px 12px}
body.admin input:focus,body.admin select:focus,body.admin textarea:focus{background:#fff;border-color:#7da2ff;box-shadow:0 0 0 3px rgba(79,124,247,.13)}
body.admin .flash{border-radius:11px}

@media(max-width:900px){
  .admin-shell{flex-direction:column}
  .admin-side{width:auto;flex:none;height:auto;position:static}
  .admin-nav{flex-direction:row;flex-wrap:wrap}
  .admin-nav a{padding:8px 12px}
  .admin-side-foot{flex-direction:row;justify-content:space-between;border-top:none}
  .admin-content{padding:18px 16px 50px}
}

/* ===== 前台增强：品牌 / 流程 ===== */
.section.brand .brand-wrap{
  display:grid;grid-template-columns:1.35fr .65fr;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 28px;
  box-shadow:0 10px 30px -24px rgba(16,24,40,.5)
}
.brand-lead{font-size:15px;color:#2b3240;margin:0 0 18px;line-height:1.9}
.brand-facts{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px}
.brand-facts>div{display:flex;flex-direction:column;gap:2px}
.brand-facts span{font-size:12px;color:#8d97ab}
.brand-facts strong{font-size:14.5px;color:#141a26}
.brand-addr{margin:18px 0 0;font-size:12.5px;color:#8d97ab}
.brand-score{display:flex;flex-direction:column;gap:12px;justify-content:center;
  border-left:1px dashed #e6e8ee;padding-left:24px}
.score-item{text-align:left}
.score-item strong{display:block;font-size:26px;font-weight:800;letter-spacing:.5px;
  background:linear-gradient(120deg,#3b6ef5,#6f4bf5);-webkit-background-clip:text;background-clip:text;color:transparent}
.score-item span{font-size:12.5px;color:#8d97ab}

.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.process-step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;position:relative;overflow:hidden}
.process-step::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,#4f7cf7,#8b5cf6);opacity:.85}
.ps-no{font-size:12px;color:#b6bcc8;letter-spacing:.14em;margin-bottom:10px}
.process-step h3{font-size:15px;margin:0 0 6px}
.process-step p{margin:0;font-size:13px;color:var(--muted);line-height:1.75}

/* 商品卡增强 */
.pcard .cover{transition:transform .5s ease}
.pcard:hover .cover img{transform:scale(1.04);transition:transform .5s ease}
.pcard .price{letter-spacing:.2px}
.pcard .pbody h3{transition:color .15s}
.pcard:hover .pbody h3{color:var(--brand)}
.buy{opacity:.75;transition:opacity .15s,transform .15s}
.pcard:hover .buy{opacity:1;transform:translateX(2px)}

@media(max-width:900px){
  .brand-wrap{grid-template-columns:1fr!important}
  .brand-score{flex-direction:row;border-left:none;border-top:1px dashed #e6e8ee;padding:16px 0 0;gap:26px}
  .process-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .process-grid{grid-template-columns:1fr}
  .brand-facts{grid-template-columns:1fr}
}

/* SVG 作品图封面 */
.cover-svg{position:relative;background:#0f172a}
.cover-svg svg{width:100%;height:100%;display:block}
.cover.big.cover-svg{border-radius:14px;overflow:hidden}

/* ===== 首屏：编辑式版式 ===== */
.hero-edit{background:#fbfaf8;border-bottom:1px solid #ecebe7;padding:64px 0 72px;position:relative;overflow:hidden}
.hero-edit::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 1px 1px, #e6e4de 1px, transparent 0);
  background-size:22px 22px;opacity:.5;mask-image:linear-gradient(180deg,#000,transparent 78%)}
.hero-edit-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow-line{display:inline-block;font-size:12.5px;letter-spacing:.16em;color:#8a8578;margin-bottom:20px}
.eyebrow-line::before{content:"";display:inline-block;width:26px;height:1px;background:#c9c4b8;vertical-align:4px;margin-right:10px}
.he-left h1{font-size:46px;line-height:1.24;letter-spacing:-.5px;margin:0 0 18px;color:#16150f;font-weight:800}
.he-sub{color:#6d6a61;font-size:15.5px;line-height:1.9;margin:0 0 28px;max-width:440px}
.he-search{display:flex;gap:0;max-width:460px;background:#fff;border:1px solid #e2dfd8;border-radius:12px;padding:5px;box-shadow:0 10px 30px -22px rgba(22,21,15,.5)}
.he-search input{flex:1;border:none;background:transparent;padding:11px 14px;font:inherit;color:#16150f}
.he-search input:focus{outline:none;box-shadow:none}
.he-search button{border:none;background:#16150f;color:#fff;padding:10px 22px;border-radius:9px;font:inherit;font-size:14px;cursor:pointer}
.he-search button:hover{background:#000}
.he-meta{margin-top:24px;font-size:13px;color:#8a8578;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.he-meta strong{color:#16150f;font-weight:700}
.he-meta .dot{color:#c9c4b8}

.he-mosaic{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.he-tile{display:block;background:#fff;border-radius:14px;overflow:hidden;border:1px solid #e8e6e0;
  box-shadow:0 18px 40px -30px rgba(22,21,15,.55);transition:transform .25s ease,box-shadow .25s ease}
.he-tile:hover{transform:translateY(-4px);box-shadow:0 26px 50px -30px rgba(22,21,15,.6)}
.he-tile-img{aspect-ratio:4/3;overflow:hidden;background:#111}
.he-tile-img svg,.he-tile-img img{width:100%;height:100%;object-fit:cover;display:block}
.he-tile-cap{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;font-size:12.5px}
.he-tile-cap span{color:#3d3a33;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.he-tile-cap em{font-style:normal;color:#b3261e;font-weight:700;white-space:nowrap}
.he-tile.t1{transform:rotate(-1.2deg)}
.he-tile.t4{transform:rotate(1.2deg)}
.he-tile.t1:hover,.he-tile.t4:hover{transform:translateY(-4px) rotate(0)}

@media(max-width:900px){
  .hero-edit{padding:40px 0 48px}
  .hero-edit-inner{grid-template-columns:1fr;gap:26px}
  .he-left h1{font-size:31px}
  .he-mosaic{grid-template-columns:1fr 1fr;gap:10px}
  .he-tile.t1,.he-tile.t4{transform:none}
}

/* 浅色首屏下的特性条不再上浮 */
.hero-edit + .features{margin-top:30px}

/* ===== 详情页增强 ===== */
.crumb{display:flex;gap:8px;align-items:center;font-size:12.5px;color:#9a958a;margin-bottom:20px}
.crumb a{color:#9a958a}
.crumb a:hover{color:var(--brand)}
.crumb em{font-style:normal;color:#4a4640}
.detail{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;margin-bottom:56px}
.detail-left{position:sticky;top:88px}
.detail-right h1{font-size:30px;line-height:1.32;margin:12px 0 14px;letter-spacing:-.3px}
.detail-sum{color:#6d6a61;font-size:14.5px;line-height:1.9;margin:0 0 22px}
.detail-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.dm-item{display:flex;flex-direction:column;gap:3px}
.dm-item span{font-size:11.5px;color:#9a958a}
.dm-item strong{font-size:13px;color:#26231d;font-weight:600}
.pricebox{margin:22px 0 8px;gap:16px}
.pricebox .price{font-size:34px;color:#b3261e}
.buyform{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;margin-top:18px;
  box-shadow:0 16px 40px -34px rgba(22,21,15,.6)}
.buyform label{font-size:12.5px}
.submit-row{display:flex;align-items:center;gap:14px;margin-top:18px}
.submit-tip{font-size:12.5px;color:#9a958a}
.btn.lg{padding:13px 32px;font-size:15.5px;border-radius:11px}
.buy-notes{display:flex;gap:20px;flex-wrap:wrap;margin-top:16px;font-size:12.5px;color:#8a8578}
.buy-notes span{color:#137a3f;margin-right:4px}
@media(max-width:900px){
  .detail{grid-template-columns:1fr;gap:24px}
  .detail-left{position:static}
  .detail-right h1{font-size:23px}
  .pricebox .price{font-size:27px}
}

/* 首屏修复与增强 */
.hero-edit-inner{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr)}
.he-left{min-width:0}
.he-mosaic{min-width:0;align-self:center}
.he-tile-img{position:relative;aspect-ratio:4/3;height:0;padding-bottom:75%}
.he-tile-img>svg,.he-tile-img>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

.he-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.he-chip{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:99px;
  background:#fff;border:1px solid #e2dfd8;color:#5c574d;font-size:13px}
.he-chip em{font-style:normal;font-size:11.5px;color:#a8a294}
.he-chip:hover{border-color:#c9c4b8}
.he-chip.on{background:#16150f;border-color:#16150f;color:#fff}
.he-chip.on em{color:rgba(255,255,255,.62)}

.he-assure{list-style:none;margin:24px 0 0;padding:16px 0 0;border-top:1px solid #ebe8e1;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.he-assure li{display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:#6d6a61}
.he-assure b{font-size:11px;letter-spacing:.1em;color:#bdb7a9;font-weight:600}
@media(max-width:900px){
  .he-assure{grid-template-columns:1fr;gap:10px}
}

/* 后台：卡片头 / 图表 */
body.admin .card-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:16px}
body.admin .card-head h2{margin:0}
body.admin .card-head a{color:#3b6ef5;font-size:12.5px}
.chart{display:flex;align-items:flex-end;gap:10px;height:190px;padding:8px 4px 0}
.chart-col{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}
.chart-val{font-size:11px;color:#8d97ab;margin-bottom:6px;white-space:nowrap}
.chart-bar-wrap{flex:1;width:100%;display:flex;align-items:flex-end;justify-content:center}
.chart-bar{width:100%;max-width:46px;border-radius:8px 8px 4px 4px;
  background:linear-gradient(180deg,#6b8cf7,#3b6ef5);display:flex;justify-content:center;
  transition:filter .15s;min-height:6px}
.chart-bar:hover{filter:brightness(1.08)}
.chart-bar span{font-size:11px;color:#fff;margin-top:-18px;font-weight:600}
.chart-x{font-size:11.5px;color:#9aa3b2;margin-top:8px}
body.admin .chart-bar[style*="height:4%"]{background:#e3e7ef}
.mini-stats{display:flex;gap:34px;flex-wrap:wrap}
.mini-stats>div{display:flex;flex-direction:column;gap:3px}
.mini-stats span{font-size:12px;color:#8d97ab}
.mini-stats strong{font-size:17px;color:#141a26}
.empty-mini{padding:20px 0;text-align:center}
.empty-mini p{margin:0 0 6px}

/* 后台：状态标签页 */
body.admin .tabs{display:flex;gap:4px;margin:4px 0 12px;border-bottom:1px solid #eceef3;flex-wrap:wrap}
body.admin .tab{padding:8px 14px;font-size:13.5px;color:#6d7689;border-bottom:2px solid transparent;margin-bottom:-1px}
body.admin .tab:hover{color:#3b6ef5}
body.admin .tab.on{color:#1b2340;border-bottom-color:#3b6ef5;font-weight:600}
body.admin .table-wrap{overflow-x:auto;border-radius:12px}

body.admin .stat-sub{font-size:11.5px;color:#9aa3b2;margin-top:4px}

/* ===== 深色主题首屏（酒类） ===== */
.hero-edit.theme-dark{background:#0c0e13;border-bottom:1px solid #1c2029;color:#f4efe4}
.hero-edit.theme-dark::before{
  background-image:radial-gradient(circle at 1px 1px, #232833 1px, transparent 0);opacity:.55;
  mask-image:linear-gradient(180deg,#000,transparent 80%)}
.hero-edit.theme-dark::after{content:"";position:absolute;inset:0;
  background:radial-gradient(700px 380px at 78% 22%, rgba(198,163,92,.16), transparent 68%);pointer-events:none}
.hero-edit.theme-dark .eyebrow-line{color:#c6a35c}
.hero-edit.theme-dark .eyebrow-line::before{background:#6b5c34}
.hero-edit.theme-dark .he-left h1{color:#fbf8f0;font-weight:800;letter-spacing:-.6px}
.hero-edit.theme-dark .he-sub{color:#a9a294}
.hero-edit.theme-dark .he-search{background:#151922;border-color:#2a2f3b;box-shadow:0 18px 40px -30px #000}
.hero-edit.theme-dark .he-search input{color:#f4efe4}
.hero-edit.theme-dark .he-search button{background:#c6a35c;color:#1a1408}
.hero-edit.theme-dark .he-search button:hover{background:#d9b76b}
.hero-edit.theme-dark .he-chip{background:#161b24;border-color:#2b3140;color:#b9b2a3}
.hero-edit.theme-dark .he-chip em{color:#7d7768}
.hero-edit.theme-dark .he-chip.on{background:#c6a35c;border-color:#c6a35c;color:#1a1408}
.hero-edit.theme-dark .he-chip.on em{color:rgba(26,20,8,.6)}
.hero-edit.theme-dark .he-meta{color:#8d8677}
.hero-edit.theme-dark .he-meta strong{color:#f4efe4}
.hero-edit.theme-dark .he-assure{border-top-color:#242a35}
.hero-edit.theme-dark .he-assure li{color:#a9a294}
.hero-edit.theme-dark .he-assure b{color:#6b6353}
.hero-edit.theme-dark .he-tile{background:#151922;border-color:#262b36;box-shadow:0 24px 50px -34px #000}
.hero-edit.theme-dark .he-tile-cap span{color:#cfc8b9}
.hero-edit.theme-dark .he-tile-cap em{color:#d8b26a}

/* ===== 首屏加大 ===== */
.hero-edit{padding:88px 0 96px}
.hero-edit-inner{gap:64px}
.he-left h1,.he-title{font-size:58px;line-height:1.18;letter-spacing:-1.2px;margin:0 0 22px}
.he-sub{font-size:17px;line-height:1.95;max-width:520px;margin:0 0 30px}
.he-search{max-width:540px;padding:7px}
.he-search input{padding:14px 18px;font-size:15px}
.he-search button{padding:13px 30px;font-size:15px}
.he-chips{margin:26px 0 20px}
.he-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:30px 0 6px;
  padding:22px 0 0;border-top:1px solid #ebe8e1}
.he-metrics>div{display:flex;flex-direction:column;gap:3px}
.he-metrics strong{font-size:22px;font-weight:800;letter-spacing:.3px;color:#16150f}
.he-metrics span{font-size:12px;color:#8a8578}
.hero-edit.theme-dark .he-metrics{border-top-color:#242a35}
.hero-edit.theme-dark .he-metrics strong{color:#f7f2e6}
.hero-edit.theme-dark .he-metrics span{color:#9a9384}
.he-mosaic{gap:18px}
.he-tile-cap{padding:13px 15px;font-size:13px}

/* 区块标题加大 */
.section-head h2{font-size:30px;letter-spacing:-.4px}
.section-head p{font-size:14px;margin-top:6px}
.section{padding:72px 0 0}

@media(max-width:900px){
  .hero-edit{padding:52px 0 60px}
  .he-left h1,.he-title{font-size:34px}
  .he-metrics{grid-template-columns:1fr 1fr;gap:14px}
}

/* 关于我们：重排 */
.brand-wrap{padding:34px 38px;gap:40px}
.brand-lead{font-size:19px;line-height:1.85;color:#24211b;font-weight:600;margin:0 0 26px}
.brand-facts{gap:20px 34px}
.brand-facts span{font-size:12px;letter-spacing:.04em}
.brand-facts strong{font-size:16px}
.brand-score{gap:26px;padding-left:40px}
.score-item strong{font-size:38px;letter-spacing:-.5px}

/* 品牌主张带 */
.claim-band{background:#0c0e13;color:#f4efe4;margin-top:72px;padding:64px 0}
.claim-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.claim-title{font-size:40px;line-height:1.3;font-weight:800;letter-spacing:-.6px;color:#fbf8f0}
.claim-title em{font-style:normal;color:#c6a35c}
.claim-items{display:flex;flex-direction:column;gap:22px}
.claim-items>div{display:flex;gap:18px;align-items:flex-start;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.08)}
.claim-items>div:last-child{border-bottom:none;padding-bottom:0}
.claim-items strong{flex:0 0 96px;font-size:14.5px;color:#c6a35c;font-weight:600;letter-spacing:.04em}
.claim-items span{font-size:13.5px;color:#a9a294;line-height:1.8}

@media(max-width:900px){
  .claim-inner{grid-template-columns:1fr;gap:26px}
  .claim-title{font-size:27px}
  .brand-wrap{padding:24px 22px}
  .brand-score{padding-left:0}
  .score-item strong{font-size:28px}
}

/* FAQ 卡片化 */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 26px;
  transition:transform .18s ease,box-shadow .18s ease}
.faq-card:hover{transform:translateY(-2px);box-shadow:0 18px 40px -32px rgba(22,21,15,.5)}
.faq-no{font-size:12px;letter-spacing:.14em;color:#bdb7a9;margin-bottom:10px}
.faq-card h3{font-size:16.5px;margin:0 0 8px;letter-spacing:-.2px}
.faq-card p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.85}

/* CTA 重做 */
.cta-band{position:relative;overflow:hidden;background:#0f1420;padding:64px 0;margin-top:80px}
.cta-band .cta-bg{position:absolute;inset:0;
  background:radial-gradient(620px 300px at 82% 30%, rgba(79,124,247,.35), transparent 68%),
             radial-gradient(520px 260px at 12% 80%, rgba(139,92,246,.28), transparent 70%)}
.cta-band .cta-bg::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(ellipse at 60% 40%,#000 35%,transparent 78%)}
.cta-inner{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.cta-copy h2{font-size:34px;margin:0 0 12px;color:#fff;letter-spacing:-.4px}
.cta-copy p{margin:0 0 26px;color:#aab3c6;font-size:15px}
.cta-stats{display:flex;gap:32px;justify-content:flex-end}
.cta-stats>div{display:flex;flex-direction:column;gap:4px}
.cta-stats strong{font-size:34px;font-weight:800;color:#fff;letter-spacing:-.5px}
.cta-stats span{font-size:12.5px;color:#8d97ab}

@media(max-width:900px){
  .faq-grid{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .cta-copy h2{font-size:25px}
  .cta-stats{justify-content:flex-start;gap:24px}
  .cta-stats strong{font-size:26px}
}

/* ===== 编辑部风格：去模板化 ===== */
:root{--radius:6px}
body.shop{background:#fbfaf7}
.topbar .wrap{height:76px}
.brand{font-size:25px;letter-spacing:-.4px}
.brand::before{width:14px;height:14px;border-radius:2px}
.topbar nav a{font-size:14px;letter-spacing:.02em}

.he-left h1,.he-title{font-size:76px!important;line-height:1.06!important;letter-spacing:-2.4px!important;font-weight:900!important}
.hero-edit{padding:96px 0 110px;background:#fbfaf7}
.eyebrow-line{font-size:11.5px;letter-spacing:.24em;text-transform:uppercase}
.he-sub{font-size:16.5px;max-width:540px}

/* 编号分区标签 */
.sec-label{display:flex;align-items:center;gap:14px;font-size:11.5px;letter-spacing:.26em;
  text-transform:uppercase;color:#a8a294;margin:0 0 14px}
.sec-label span{font-family:ui-monospace,Menlo,monospace;color:#16150f;font-weight:700;letter-spacing:.08em}
.sec-label::after{content:"";flex:1;height:1px;background:#e6e2d8}

.section-head h2{font-size:40px!important;letter-spacing:-1.4px;font-weight:800}
.section-head p{font-size:14px;color:#8a8578}
.section{padding:96px 0 0}

/* 商品卡：直角、无边框、图满铺 */
.pcard{border:none;border-radius:0;background:transparent;box-shadow:none;overflow:visible}
.pcard:hover{transform:none;box-shadow:none}
.pcard .cover{border-radius:4px;overflow:hidden}
.pcard .pbody{padding:16px 2px 0}
.pcard .pbody h3{font-size:15px;font-weight:600;min-height:auto;-webkit-line-clamp:2}
.pcard .s{font-size:12.5px;color:#8a8578;min-height:auto}
.pcard .prow{padding-top:10px;border-top:1px solid #ece8de;margin-top:10px}
.pcard .price{font-size:17px;color:#16150f;font-weight:800}
.pcard .buy{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:#8a8578}
.pcard:hover .pbody h3{color:#16150f}
.grid{gap:26px 22px}
.tag{border-radius:2px;font-size:11px;letter-spacing:.06em;padding:2px 7px}

/* 页脚 */
.foot{background:#0f1420;border-top:none;color:#9aa3b2}
.foot h4{color:#fff;font-size:13px;letter-spacing:.08em}
.foot a{color:#8d97ab}
.foot a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);color:#6d7689}

@media(max-width:900px){
  .he-left h1,.he-title{font-size:40px!important;letter-spacing:-1px!important}
  .section-head h2{font-size:27px!important}
  .section{padding:60px 0 0}
}