:root{
  --bg:#faf7f1; --surface:#ffffff; --ink:#2b2723; --muted:#7a7167;
  --gold:#b8924a; --gold-d:#9a7836; --line:#ece4d6; --danger:#b4543f; --ok:#5f8a6f;
  --shadow:0 6px 24px rgba(43,39,35,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;}
h1,h2,h3{font-family:Georgia,"Songti SC",serif;font-weight:600;letter-spacing:.5px;}
a{color:var(--gold-d);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:1160px;margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:11px 22px;border-radius:6px;font-size:15px;cursor:pointer;border:1px solid transparent;transition:.15s;text-decoration:none}
.btn-primary{background:var(--gold);color:#fff}
.btn-primary:hover{background:var(--gold-d);text-decoration:none}
.btn-ghost{background:transparent;border:1px solid var(--gold);color:var(--gold-d)}
.btn-ghost:hover{background:var(--gold);color:#fff;text-decoration:none}
.btn-block{display:block;width:100%;text-align:center}
.btn:disabled{opacity:.5;cursor:not-allowed}
input,textarea,select{padding:11px 13px;border:1px solid var(--line);border-radius:6px;font-size:15px;width:100%;font-family:inherit;background:#fff;color:var(--ink)}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--gold)}
label{font-size:14px;color:var(--muted);display:block;margin-bottom:6px}
.field{margin-bottom:16px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-family:Georgia,"Songti SC",serif;font-weight:700;font-size:19px;color:var(--ink)}
.brand .logo{width:38px;height:38px}
.nav-links{display:flex;gap:22px;margin-left:10px}
.nav-links a{color:var(--ink);font-size:15px;font-weight:500}
.nav-links a:hover,.nav-links a.active{color:var(--gold-d);text-decoration:none}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-right .uname{font-size:14px;color:var(--muted)}
.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer}

/* 购物车按钮 */
.cart-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);color:var(--ink);text-decoration:none;background:transparent;transition:.15s}
.cart-btn:hover{background:#fdf8ef;border-color:var(--gold);color:var(--gold-d);text-decoration:none}
.cart-btn svg{width:22px;height:22px}
.cart-badge{position:absolute;top:-3px;right:-3px;min-width:18px;height:18px;border-radius:9px;background:var(--danger);color:#fff;font-size:11px;line-height:18px;text-align:center;padding:0 5px;display:none;font-weight:600;box-sizing:border-box}
.cart-badge.show{display:block}

/* 用户下拉菜单（个人中心） */
.user-dd{position:relative}
.user-dd-toggle{display:inline-flex;align-items:center;gap:5px;background:transparent;border:1px solid var(--line);border-radius:40px;padding:9px 16px;font-size:14px;color:var(--ink);cursor:pointer;transition:.15s;font-family:inherit}
.user-dd-toggle:hover{border-color:var(--gold);background:#fdf8ef;color:var(--gold-d)}
.user-dd-menu{position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px rgba(43,39,35,.14);min-width:168px;overflow:hidden;display:none;z-index:100}
.user-dd.open .user-dd-menu{display:block}
.user-dd-menu a{display:block;padding:12px 18px;font-size:14px;color:var(--ink)}
.user-dd-menu a:hover{background:#fdf8ef;color:var(--gold-d);text-decoration:none}

/* 充值按钮（顶栏） */
.recharge-btn{display:inline-block;padding:8px 18px;border-radius:6px;border:1px solid var(--gold);color:var(--gold-d);font-size:14px;text-decoration:none;background:transparent;transition:.15s}
.recharge-btn:hover{background:var(--gold);color:#fff;text-decoration:none}

/* 充值页 */
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.plan-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 22px;box-shadow:var(--shadow);text-align:center;transition:.18s}
.plan-card:hover{transform:translateY(-3px);border-color:var(--gold)}
.plan-card.plan-hot{border-color:var(--gold);background:linear-gradient(180deg,#fffbf3,#fff)}
.plan-ribbon{position:absolute;top:0;right:14px;background:var(--gold);color:#fff;font-size:11px;padding:3px 10px;border-radius:0 0 6px 6px;letter-spacing:1px}
.plan-name{font-family:Georgia,"Songti SC",serif;font-size:18px;font-weight:700;margin-bottom:6px}
.plan-price{font-size:32px;font-weight:700;color:var(--gold-d);font-family:Georgia,serif;line-height:1.1;margin:6px 0}
.plan-price::before{content:'¥';font-size:18px;margin-right:2px}
.plan-tag{font-size:13px;color:var(--muted);margin-bottom:14px}
.plan-feat{list-style:none;padding:0;margin:0 0 18px;font-size:13px;color:var(--muted);text-align:left;line-height:1.9}
.plan-feat li::before{content:'·  ';color:var(--gold);font-weight:700}

/* 个人中心 · 左侧菜单 + 右侧内容 */
.profile-layout{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:start}
.profile-sidebar{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);position:sticky;top:90px}
.profile-side-head{display:flex;align-items:center;gap:12px;padding:18px 18px;background:linear-gradient(135deg,#fbf4e6,#f3e7cf);border-bottom:1px solid var(--line)}
.profile-side-head .avatar{width:48px;height:48px;font-size:22px}
.profile-side-head .profile-name{font-size:16px;font-family:Georgia,"Songti SC",serif}
.profile-side-head .profile-sub{font-size:12px;color:var(--muted);margin-top:2px}
.profile-nav a{display:block;padding:14px 18px;font-size:14px;color:var(--ink);border-left:3px solid transparent;transition:.15s}
.profile-nav a:hover{background:#fdf8ef;text-decoration:none}
.profile-nav a.active{background:#fdf8ef;color:var(--gold-d);border-left-color:var(--gold);font-weight:600;text-decoration:none}
.profile-main{min-width:0}

/* 个人中心 */
.profile-head{display:flex;align-items:center;gap:18px;background:linear-gradient(120deg,#fbf4e6,#f3e7cf);border:1px solid var(--line);border-radius:16px;padding:24px 28px}
.avatar{width:64px;height:64px;border-radius:50%;background:var(--gold);color:#fff;font-family:Georgia,"Songti SC",serif;font-size:28px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.profile-name{font-family:Georgia,"Songti SC",serif;font-size:24px;font-weight:700}
.profile-sub{font-size:13px;color:var(--muted);margin-top:4px}

/* Hero / home */
.hero{background:linear-gradient(120deg,#fbf4e6,#f3e7cf);padding:64px 0 56px;border-bottom:1px solid var(--line)}
.hero h1{font-size:40px;margin:0 0 14px;color:var(--ink)}
.hero p{font-size:17px;color:var(--muted);max-width:640px;margin:0 0 26px}
.modules{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:36px}
.module-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:34px;box-shadow:var(--shadow);transition:.18s}
.module-card:hover{transform:translateY(-4px);border-color:var(--gold)}
.module-icon{width:56px;height:56px;margin-bottom:16px}
.module-card h3{font-size:23px;margin:0 0 10px}
.module-card p{color:var(--muted);margin:0 0 20px;min-height:48px}

/* Section */
.section{padding:54px 0}
.section h2{font-size:28px;text-align:center;margin:0 0 6px}
.section .sub{text-align:center;color:var(--muted);margin:0 0 34px}
.tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:28px}
.tab{padding:8px 18px;border:1px solid var(--line);border-radius:30px;background:#fff;cursor:pointer;font-size:14px;color:var(--muted)}
.tab.active{background:var(--gold);color:#fff;border-color:var(--gold)}

/* Grid cards */
.grid{display:grid;gap:22px}
.grid.products{grid-template-columns:repeat(4,1fr)}
.grid.listings{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.16s;box-shadow:var(--shadow)}
.card:hover{transform:translateY(-3px);border-color:var(--gold)}
.card .thumb{aspect-ratio:4/3;background:#f3ede1;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .body{padding:16px}
.card h4{margin:0 0 8px;font-size:16px;font-family:inherit;font-weight:600}
.card .meta{font-size:13px;color:var(--muted)}
.price{color:var(--gold-d);font-weight:700;font-size:18px}
.price .old{color:var(--muted);font-weight:400;font-size:13px;text-decoration:line-through;margin-left:8px}
.badge{display:inline-block;font-size:12px;padding:2px 9px;border-radius:20px;background:#f3ede1;color:var(--muted);margin-right:6px}
.badge.verified{background:#eaf3ec;color:var(--ok)}
.status-pending{background:#fbf0e0;color:#b07d2a}
.status-rejected{background:#fbeae6;color:var(--danger)}
.status-approved{background:#eaf3ec;color:var(--ok)}

/* Merchant row */
.merchants{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.merchant-chip{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:40px;padding:8px 18px;color:var(--ink);cursor:pointer}
.merchant-chip.active{border-color:var(--gold);background:#fdf8ef}

/* Detail */
.detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.detail .gallery{display:flex;flex-direction:column;gap:12px}
.detail .gallery .gallery-main{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:12px;border:1px solid var(--line);background:#f3ede1}
.detail .gallery .thumbs{display:flex;gap:10px;flex-wrap:wrap}
.detail .gallery .thumb{width:80px;height:80px;object-fit:cover;border-radius:8px;border:2px solid transparent;cursor:pointer;background:#f3ede1}
.detail .gallery .thumb.active,.detail .gallery .thumb:hover{border-color:var(--gold)}

/* 商品详情图片（页面内上下滚动浏览） */
.detail-shots{margin-top:46px}
.detail-shots h3{font-size:24px;margin:0 0 6px}
.detail-shots .shot{margin:0 auto 18px;max-width:720px;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.detail-shots .shot img{width:100%;display:block}
.spec{list-style:none;padding:0;margin:18px 0}
.spec li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--line);font-size:15px}
.spec li span:first-child{color:var(--muted)}

/* 入驻商家卡片 */
.merchant-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:18px 0;box-shadow:var(--shadow)}
.merchant-card-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:10px}
.merchant-card-label{font-size:12px;color:var(--muted);letter-spacing:.5px;margin-bottom:4px}
.merchant-card-name{font-family:Georgia,"Songti SC",serif;font-size:18px;font-weight:700;color:var(--ink)}
.merchant-card-desc{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:12px}
.merchant-card-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--muted)}

/* 关于我们 · 平台两大模块 */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:6px}
.feature-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px 28px;text-decoration:none;color:var(--ink);transition:.18s;box-shadow:var(--shadow)}
.feature-card:hover{transform:translateY(-3px);border-color:var(--gold);text-decoration:none}
.feature-icon{width:56px;height:56px;background:#fdf8ef;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feature-card h4{font-size:20px;margin:0 0 10px}
.feature-card p{color:var(--muted);margin:0 0 16px;font-size:14px;line-height:1.8}
.feature-link{color:var(--gold-d);font-size:14px;font-weight:600}

/* 关于我们 · 我们的承诺 */
.promise-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.promise-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px;box-shadow:var(--shadow);position:relative}
.promise-num{font-family:Georgia,"Songti SC",serif;font-size:34px;color:var(--gold);opacity:.45;line-height:1;margin-bottom:6px}
.promise-card h5{font-size:17px;margin:0 0 8px;color:var(--ink)}
.promise-card p{color:var(--muted);font-size:14px;line-height:1.8;margin:0}

/* 关于我们 · 入驻流程 */
.join-steps{padding-left:22px;margin:0;color:var(--ink);line-height:2;font-size:15px}
.join-steps li{margin-bottom:8px}

/* 关于我们 · 联系方式卡片 */
.contact-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 26px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:18px 28px}
.contact-item{}
.contact-label{font-size:12px;color:var(--muted);letter-spacing:.5px;margin-bottom:6px}
.contact-value{font-size:16px;color:var(--ink);font-weight:500}

/* Forms */
.auth-wrap{max-width:420px;margin:48px auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:34px;box-shadow:var(--shadow)}
.auth-wrap h2{text-align:center;margin:0 0 6px;font-size:26px}
.auth-wrap .tip{text-align:center;color:var(--muted);margin:0 0 24px;font-size:14px}
.agree{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--muted);margin:4px 0 18px}
.agree input{width:auto;margin-top:3px}
.link-row{text-align:center;margin-top:16px;font-size:14px;color:var(--muted)}

/* Footer */
.site-footer{background:#2b2723;color:#cfc4b4;margin-top:60px;padding:46px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.site-footer h4{color:#fff;font-family:Georgia,"Songti SC",serif;font-size:16px;margin:0 0 14px}
.site-footer a{color:#cfc4b4}
.site-footer a:hover{color:var(--gold)}
.site-footer p{font-size:14px;margin:4px 0}
.footer-bottom{border-top:1px solid #3d3833;margin-top:30px;padding-top:18px;font-size:13px;color:#9b9183;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.disclaimer{background:#fbf3e3;border:1px solid var(--line);border-radius:10px;padding:16px 18px;font-size:13px;color:var(--muted);margin-top:18px}

/* Admin */
.admin-layout{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start}
.sidebar{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;position:sticky;top:84px}
.sidebar a{display:block;padding:11px 14px;border-radius:8px;color:var(--ink);font-size:14px;margin-bottom:4px}
.sidebar a:hover,.sidebar a.active{background:#fdf8ef;color:var(--gold-d);text-decoration:none}
.admin-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;box-shadow:var(--shadow);margin-bottom:20px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:8px}
.stat{background:#fdf8ef;border:1px solid var(--line);border-radius:10px;padding:18px;text-align:center}
.stat .n{font-size:28px;font-weight:700;color:var(--gold-d);font-family:Georgia,serif}
.stat .l{font-size:13px;color:var(--muted)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:13px}
.empty{text-align:center;color:var(--muted);padding:40px}

/* misc */
.toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%);background:#2b2723;color:#fff;padding:12px 22px;border-radius:8px;font-size:14px;z-index:999;opacity:0;transition:.25s;pointer-events:none}
.toast.show{opacity:1}
.muted{color:var(--muted)}
.center{text-align:center}
.mt{margin-top:20px}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:12px}
.qty{display:inline-flex;align-items:center;gap:8px}
.qty button{width:30px;height:30px;border:1px solid var(--line);background:#fff;border-radius:6px;cursor:pointer;font-size:16px}
.reject-box{margin-top:10px}
@media(max-width:920px){
  .grid.products{grid-template-columns:repeat(2,1fr)}
  .grid.listings{grid-template-columns:repeat(2,1fr)}
  .detail{grid-template-columns:1fr}
  .modules{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .admin-layout{grid-template-columns:1fr}
  .sidebar{position:static}
  .nav-links{position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line);display:none}
  .nav-links.open{display:flex}
  .menu-toggle{display:block;margin-left:auto}
  .nav-right{margin-left:0}
}