:root{
  --primary:#9C2229; --primary-dark:#7E1A20; --primary-light:#FBEAEA;
  --accent:#C9A227; --accent-light:#F8F1DC;
  --text:#2A2018; --muted:#7A6A5A; --border:#EFE4D6; --bg:#FAF6F0; --card:#ffffff;
  --radius:8px; --shadow:0 1px 3px rgba(94,15,20,.06),0 1px 2px rgba(94,15,20,.04);
  --shadow-lg:0 12px 32px rgba(94,15,20,.12);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);line-height:1.65;font-size:15px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px;color:var(--text)}
.container{max-width:1120px;margin:0 auto;padding:0 20px}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{height:46px;display:flex;align-items:center;justify-content:flex-start;flex-shrink:0;gap:10px}
.logo-mark img{height:46px;width:auto;max-width:200px;object-fit:contain;display:block}
.logo-text{font-weight:500;font-size:17px;color:#D4AF37;display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:10px;font-weight:400;letter-spacing:2.5px;color:#B8960E}
.logo-light .logo-text{color:#D4AF37}
.logo-light .logo-text small{color:rgba(212,175,55,.75)}
.main-nav{display:flex;gap:20px;flex-wrap:nowrap}
.main-nav a{font-size:14.5px;color:#374151;transition:color .15s;position:relative;padding:4px 0;white-space:nowrap}
.main-nav a:hover{color:var(--primary)}
.main-nav a.active{color:var(--primary);font-weight:500}
.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--primary);border-radius:2px}
.main-nav .nav-admin{font-size:13px;color:var(--muted);border:1px solid var(--border);padding:4px 12px;border-radius:999px}
.main-nav .nav-admin:hover{color:var(--primary);border-color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:14px}
.cart-link{position:relative;display:flex;color:#374151;transition:color .15s}
.cart-link:hover{color:var(--primary)}
.cart-badge{position:absolute;top:-8px;right:-10px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--accent);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:500}
.btn-user{font-size:14px;color:var(--primary);border:1px solid var(--primary);background:transparent;border-radius:8px;padding:6px 14px;transition:all .15s}
.btn-user:hover{background:var(--primary-light)}
.btn-user.solid{background:var(--primary);color:#fff}
.btn-user.solid:hover{background:var(--primary-dark)}
.user-chip{display:flex;align-items:center;gap:8px;font-size:14px;color:#374151}
.user-chip b{color:var(--primary);font-weight:500}
.user-chip .btn-logout{font-size:13px;color:var(--muted);border:none;background:none;padding:2px 4px}
.user-chip .btn-logout:hover{color:var(--primary)}
.nav-toggle{display:none;background:none;border:none;color:#374151;padding:4px}

/* main & pages */
.site-main{min-height:60vh}
.page{padding:44px 0 64px}
.page-head{text-align:center;margin-bottom:38px}
.page-head h1{font-size:30px;font-weight:500;letter-spacing:.5px}
.page-head p{color:var(--muted);margin-top:10px;max-width:640px;margin-left:auto;margin-right:auto}
.section-title{font-size:22px;font-weight:500;margin-bottom:8px}
.section-sub{color:var(--muted);font-size:14.5px;margin-bottom:28px}

/* hero */
.hero{background:linear-gradient(160deg,#5E0F14 0%,#7E1A20 55%,#9C2229 100%);color:#fff;padding:86px 0 96px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(212,181,63,.10)}
.hero::after{content:"";position:absolute;left:-80px;bottom:-160px;width:340px;height:340px;border-radius:50%;background:rgba(212,181,63,.08)}
.hero-inner{position:relative;z-index:1;max-width:760px}
.hero-tag{display:inline-block;font-size:13px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:5px 14px;margin-bottom:20px}
.hero h1{font-size:42px;font-weight:500;line-height:1.3;letter-spacing:.5px}
.hero p{font-size:16.5px;color:rgba(255,255,255,.85);margin:18px 0 32px;max-width:560px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;padding:12px 26px;font-size:15px;font-weight:500;border:none;transition:all .15s}
.btn-primary{background:#fff;color:var(--primary-dark)}
.btn-primary:hover{background:var(--primary-light);transform:translateY(-1px)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#A67C1E;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-ghost:hover{background:var(--primary-light)}
.btn-dark{background:var(--primary);color:#fff}
.btn-dark:hover{background:var(--primary-dark)}
.btn-block{width:100%;justify-content:center}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* stats */
.stats{border-bottom:1px solid var(--border);background:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:34px 0}
.stat{text-align:center}
.stat b{font-size:30px;font-weight:500;color:var(--primary);display:block;line-height:1.2}
.stat span{font-size:13.5px;color:var(--muted)}

/* sections */
.section{padding:64px 0}
.section.alt{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;transition:transform .18s,box-shadow .18s}
.card.hover:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.card-icon{width:46px;height:46px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card h3{font-size:17px;font-weight:500;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px}
.card-price{font-size:26px;font-weight:500;color:var(--primary);margin:10px 0 4px}
.card-price small{font-size:13px;color:var(--muted);font-weight:400}
.card ul{list-style:none;margin:14px 0 20px}
.card ul li{font-size:13.5px;color:#4b5563;padding:5px 0 5px 22px;position:relative}
.card ul li::before{content:"";position:absolute;left:2px;top:12px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.card-featured{border:2px solid var(--primary)}.card-featured .tag-hot{position:absolute;top:-13px;right:20px;background:var(--primary);color:#fff;font-size:12px;padding:4px 14px;border-radius:999px}
.relative{position:relative}

/* product cards */
.product-card{display:flex;flex-direction:column}
.product-card .card-foot{margin-top:auto;padding-top:18px;display:flex;gap:10px}
.btn-add{flex:1;justify-content:center;background:var(--primary);color:#fff;border:none;border-radius:10px;padding:11px;font-size:14px;font-weight:500;transition:background .15s}
.btn-add:hover{background:var(--primary-dark)}
.btn-add.added{background:var(--accent)}

/* cases */
.case-card img{width:100%;height:150px;object-fit:cover;border-radius:8px;margin-bottom:14px}
.case-card .case-tag{font-size:12px;color:var(--primary);background:var(--primary-light);padding:3px 10px;border-radius:999px;display:inline-block;margin-bottom:10px}

/* about */
.about-intro{font-size:16px;color:#374151;width:100%;max-width:none}
.about-intro b{color:var(--primary)}
.value-item{text-align:center;padding:30px 18px}
.value-item .card-icon{margin:0 auto 14px}
.about-stats{display:flex;gap:40px;flex-wrap:wrap;padding:24px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-top:34px}
.about-stats div b{font-size:26px;color:var(--primary);font-weight:500;display:block}
.about-stats div span{font-size:13px;color:var(--muted)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:28px}
.contact-info{display:flex;flex-direction:column;gap:16px}
.info-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.info-item .card-icon{margin:0}
.info-item h4{font-size:15px;font-weight:500}
.info-item p{color:var(--muted);font-size:13.5px}

/* forms */
.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;max-width:440px;margin:0 auto}
.form-card.wide{max-width:560px}
.form-card h2{font-size:22px;font-weight:500;margin-bottom:6px}
.form-card .form-sub{color:var(--muted);font-size:13.5px;margin-bottom:24px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13.5px;font-weight:500;margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:9px;background:#fff;transition:border .15s;outline:none}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(156,34,41,.12)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:6px}
.captcha-row{display:flex;gap:10px;align-items:center}
.captcha-row input{flex:1}
.captcha-row .btn-mini{white-space:nowrap;padding:10px 14px}
.form-switch{margin-top:14px;text-align:center;font-size:13.5px;color:var(--muted)}
.form-switch a{color:var(--primary);font-weight:500}

/* cart */
.cart-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:24px;align-items:start}
.cart-item{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin-bottom:12px}
.cart-item .ci-info{flex:1}
.cart-item h4{font-size:15.5px;font-weight:500}
.cart-item p{color:var(--muted);font-size:13px}
.cart-item .ci-price{font-size:16px;font-weight:500;color:var(--primary);min-width:80px;text-align:right}
.qty{display:flex;align-items:center;gap:10px;border:1px solid var(--border);border-radius:8px;padding:4px 6px}
.qty button{width:26px;height:26px;border:none;background:var(--bg);border-radius:6px;font-size:15px;color:#374151}
.qty button:hover{background:var(--primary-light);color:var(--primary)}
.qty span{min-width:26px;text-align:center;font-size:14px}
.btn-remove{background:none;border:none;color:var(--muted);font-size:13px;padding:6px}
.btn-remove:hover{color:#d33}
.summary-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;position:sticky;top:84px}
.summary-row{display:flex;justify-content:space-between;font-size:14px;color:#4b5563;padding:6px 0}
.summary-row.total{border-top:1px solid var(--border);margin-top:10px;padding-top:14px;font-size:17px;font-weight:500;color:var(--text)}
.summary-row.total b{color:var(--primary)}
.empty-state{text-align:center;padding:70px 20px;background:#fff;border:1px dashed var(--border);border-radius:var(--radius)}
.empty-state h3{font-size:18px;font-weight:500;margin:14px 0 6px}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:20px}

/* checkout & pay */
.checkout-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:start}
.pay-methods{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:6px}
.pay-method{border:1.5px solid var(--border);border-radius:10px;padding:14px;display:flex;align-items:center;gap:10px;cursor:pointer;font-size:14px;transition:all .15s}
.pay-method input{accent-color:var(--primary)}
.pay-method.selected{border-color:var(--primary);background:var(--primary-light)}
.pay-icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:500;color:#fff}
.pay-icon.wx{background:#1D9E75}
.pay-icon.ali{background:#1677ff}
.pay-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:40px;text-align:center;max-width:520px;margin:0 auto}
.pay-box .amount{font-size:34px;font-weight:500;color:var(--primary);margin:14px 0 4px}
.pay-box .qr{width:180px;height:180px;margin:26px auto;border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;background:#fff}
.qr-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:3px;width:150px;height:150px}
.qr-grid i{background:var(--text);border-radius:1px}
.qr-grid i.o{background:transparent}
.success-icon{width:72px;height:72px;border-radius:50%;background:var(--accent-light);color:var(--accent);display:flex;align-items:center;justify-content:center;margin:0 auto 18px}
.order-no{background:var(--bg);border:1px solid var(--border);border-radius:9px;padding:10px 16px;font-size:14px;margin:16px auto;max-width:380px}

/* admin */
.admin-layout{display:grid;grid-template-columns:230px 1fr;gap:24px;align-items:start}
.admin-side{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px;position:sticky;top:84px}
.admin-side a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:9px;font-size:14px;color:#374151;margin-bottom:4px;transition:all .15s}
.admin-side a:hover{background:var(--bg);color:var(--primary)}
.admin-side a.active{background:var(--primary-light);color:var(--primary);font-weight:500}
.admin-main{min-width:0}
.admin-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.admin-table-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
table.admin-table{width:100%;border-collapse:collapse;font-size:14px}
.admin-table th{background:var(--bg);text-align:left;padding:12px 16px;font-weight:500;color:#374151;font-size:13px;border-bottom:1px solid var(--border);white-space:nowrap}
.admin-table td{padding:12px 16px;border-bottom:1px solid var(--border);color:#4b5563;vertical-align:middle}
.admin-table tr:last-child td{border-bottom:none}
.admin-table tr:hover td{background:#fafbfd}
.status{display:inline-block;font-size:12px;padding:3px 10px;border-radius:999px}
.status.paid{background:var(--accent-light);color:#A67C1E}
.status.pending{background:#FAEEDA;color:#854F0B}
.status.member{background:var(--primary-light);color:var(--primary)}
.btn-mini{border:1px solid var(--border);background:#fff;border-radius:7px;padding:5px 12px;font-size:13px;color:#374151;transition:all .15s}
.btn-mini:hover{border-color:var(--primary);color:var(--primary)}
.btn-mini.danger:hover{border-color:#d33;color:#d33}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.kpi{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}
.kpi span{font-size:12.5px;color:var(--muted);display:block}
.kpi b{font-size:26px;font-weight:500;color:var(--primary)}
.note-box{background:var(--primary-light);border:1px solid #EAC3C3;border-radius:10px;padding:16px 20px;font-size:13.5px;color:#7E1A20;margin-top:20px;line-height:1.7}
.note-box b{font-weight:500}

/* ===== 玖策方略新增组件 ===== */

/* 语言切换 */
.lang-toggle{border:1px solid var(--border);background:#fff;color:var(--primary);border-radius:8px;padding:5px 12px;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}
.lang-toggle:hover{border-color:var(--primary);background:var(--primary-light)}

/* 媒体中心 */
.media-tabs{display:flex;gap:10px;margin-bottom:24px;flex-wrap:wrap}
.media-tab{font-size:14px;color:#374151;border:1px solid var(--border);background:#fff;border-radius:999px;padding:8px 22px;transition:all .15s}
.media-tab:hover{color:var(--primary);border-color:var(--primary)}
.media-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.news-list{display:grid;gap:14px}
.news-item{display:flex;gap:18px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;transition:box-shadow .15s}
.news-item:hover{box-shadow:var(--shadow-lg)}
.news-date{min-width:96px;font-size:13px;color:var(--accent);font-weight:500;padding-top:3px}
.news-item h3{font-size:16px;font-weight:500;margin-bottom:6px}
.news-item p{font-size:13.5px;color:var(--muted);line-height:1.7}
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--primary-light);border-radius:2px}
.tl-item{position:relative;padding:0 0 26px 18px}
.tl-item::before{content:"";position:absolute;left:-25px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 1.5px var(--accent)}
.tl-year{font-size:13px;font-weight:500;color:var(--accent);margin-bottom:4px}
.tl-item b{font-size:15.5px;font-weight:500;display:block;margin-bottom:4px}
.tl-item p{font-size:13.5px;color:var(--muted);line-height:1.7}
.short-card .short-thumb{height:130px;border-radius:10px;background:linear-gradient(135deg,#7E1A20,#B02E36);display:flex;align-items:center;justify-content:center;color:#F3DFA0;cursor:pointer;margin-bottom:14px;transition:transform .15s}
.short-card .short-thumb:hover{transform:scale(1.02)}
.short-card h3{font-size:15.5px;font-weight:500;margin-bottom:4px}
.short-card p{font-size:12.5px;color:var(--muted);margin-bottom:8px}

/* 内容管理分区 */
.ac-section{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}

/* 微信卡片强调 */
.wechat-card{border-color:#C9A227;background:linear-gradient(135deg,#F8F1DC,#FAEEDA)}
/* 宣传视频页 */
.video-layout{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start}
.video-player{border-radius:12px;overflow:hidden;box-shadow:var(--shadow-lg);background:#2A0A0E}
.video-tip{margin-top:14px;background:var(--primary-light);border:1px solid #EAC3C3;border-radius:10px;padding:14px 18px;font-size:13px;color:#7E1A20;line-height:1.7}
.video-tip code{background:#fff;border:1px solid var(--border);border-radius:5px;padding:1px 6px;font-size:12px}
.video-side{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.video-item{display:flex;gap:12px;align-items:center;padding:11px;border-radius:10px;cursor:pointer;transition:all .15s;border:1px solid transparent}
.video-item:hover{background:var(--bg)}
.video-item.active{background:var(--primary-light);border-color:#EAC3C3}
.vi-thumb{width:44px;height:44px;border-radius:9px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.video-item.active .vi-thumb{background:var(--accent)}
.video-item b{display:block;font-size:14px;font-weight:500}
.video-item span{display:block;font-size:12px;color:var(--muted);margin-top:2px}

/* 活动预约中心 */
.activity-card{padding:26px}
.ac-head{display:flex;gap:16px;align-items:center;margin-bottom:14px}
.ac-head .card-icon{margin:0}
.ac-tag{display:inline-block;font-size:11.5px;color:var(--accent);background:var(--accent-light);padding:3px 10px;border-radius:999px;margin-bottom:6px;font-weight:500}
.activity-card h3{font-size:18px;font-weight:500}
.ac-desc{color:#4b5563;font-size:14px;line-height:1.8;margin-bottom:14px}
.activity-card ul{list-style:none;margin-bottom:18px}
.activity-card ul li{font-size:13.5px;color:#4b5563;padding:5px 0 5px 22px;position:relative}
.activity-card ul li::before{content:"";position:absolute;left:2px;top:12px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.ac-actions{margin-top:auto}
.activity-mini{display:block;text-align:left}
.activity-mini h3{font-size:15.5px;margin:0 0 4px}
.activity-mini p{font-size:12.5px;margin-bottom:10px}

/* 企业诊断工具 */
.diagnose-gate{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:44px 30px;text-align:center;max-width:520px;margin:0 auto;box-shadow:var(--shadow)}
.diagnose-gate h3{font-size:20px;font-weight:500;margin-bottom:8px}
.diagnose-gate p{color:var(--muted);font-size:14px;max-width:400px;margin:0 auto}
.diagnose-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 32px;max-width:720px;margin:0 auto;box-shadow:var(--shadow)}
.diag-head{display:flex;gap:14px;align-items:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.diag-head h3{font-size:18px;font-weight:500}
.diag-head p{font-size:13px;color:var(--muted)}
.diag-q{margin-bottom:20px}
.diag-q label{font-size:14.5px;font-weight:500;display:block;margin-bottom:10px}
.diag-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.diag-opt{border:1.5px solid var(--border);border-radius:10px;padding:11px 14px;display:flex;align-items:center;gap:10px;cursor:pointer;font-size:13.5px;transition:all .15s}
.diag-opt:hover{border-color:var(--primary)}
.diag-opt:has(input:checked){border-color:var(--primary);background:var(--primary-light);font-weight:500}
.diag-opt input{accent-color:var(--primary)}
.diag-result{padding:8px 0}
.dr-head{background:linear-gradient(135deg,#7E1A20,#9C2229);border-radius:var(--radius);padding:24px;color:#fff;display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.dr-head span{font-size:13px;color:rgba(255,255,255,.75);display:block}
.dr-head b{font-size:38px;font-weight:500;color:#F3DFA0;line-height:1}
.dr-head b small{font-size:15px;color:rgba(255,255,255,.6);font-weight:400}
.dr-level{font-size:15px;color:#fff;background:rgba(212,175,55,.22);border:1px solid rgba(212,175,55,.5);padding:6px 16px;border-radius:999px;font-weight:500}
.diag-result h4{font-size:15px;font-weight:500;margin-bottom:14px}
.dr-list{display:grid;gap:12px}
.dr-item{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:16px 18px}
.dr-item b{font-size:14px;color:var(--primary-dark);display:block;margin-bottom:5px}
.dr-item p{font-size:13.5px;color:#4b5563;line-height:1.7;margin-bottom:8px}
.dr-item .link-more{font-size:13px}

/* hero 金线 */
.hero-gold{position:absolute;left:0;right:0;bottom:0;height:4px;background:linear-gradient(90deg,transparent,#D4AF37 30%,#D4AF37 70%,transparent)}
.hero-tag.gold{border-color:rgba(212,175,55,.55);color:#F3DFA0;background:rgba(212,175,55,.12)}

/* 服务卡片 */
.service-card .card-icon{background:var(--primary-light);color:var(--primary)}
.service-card h3{font-size:18px;margin-bottom:6px}
.service-card .tagline{color:var(--primary);font-size:13.5px;font-weight:500;margin-bottom:8px}
.service-card .link-more{display:inline-flex;align-items:center;gap:4px;margin-top:14px;font-size:13.5px;color:var(--primary);font-weight:500}
.service-card .link-more:hover{color:var(--primary-dark)}
.num-badge{width:34px;height:34px;border-radius:10px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:500;margin-bottom:14px}

/* 服务详情 */
.service-detail{display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start}
.sd-body h2{font-size:24px;font-weight:500;margin-bottom:8px}
.sd-body .tagline{color:var(--primary);font-size:15px;font-weight:500;margin-bottom:18px}
.sd-body p{color:#374151;font-size:14.5px;margin-bottom:18px;line-height:1.85}
.sd-block{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;margin-bottom:18px}
.sd-block h4{font-size:15.5px;font-weight:500;margin-bottom:12px;display:flex;align-items:center;gap:8px;color:var(--primary-dark)}
.sd-block h4::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--accent)}
.sd-block ul{list-style:none}
.sd-block ul li{font-size:14px;color:#4b5563;padding:7px 0 7px 22px;position:relative}
.sd-block ul li::before{content:"";position:absolute;left:2px;top:15px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.sd-side{position:sticky;top:84px;display:flex;flex-direction:column;gap:16px}
.sd-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.sd-card h4{font-size:14.5px;font-weight:500;margin-bottom:10px;color:var(--primary-dark)}
.sd-card p{font-size:13.5px;color:#4b5563;line-height:1.7}
.sd-card .btn{margin-top:14px;width:100%;justify-content:center}

/* 案例详情 */
.case-detail .stat-hero{background:linear-gradient(135deg,#7E1A20,#9C2229);border-radius:var(--radius);padding:34px;color:#fff;display:flex;align-items:center;gap:26px;margin-bottom:22px;flex-wrap:wrap}
.case-detail .stat-hero b{font-size:44px;font-weight:500;color:#F3DFA0;line-height:1}
.case-detail .stat-hero span{font-size:14px;color:rgba(255,255,255,.8)}
.case-detail .stat-hero h3{font-size:19px;font-weight:500;margin-bottom:6px}
.case-detail .stat-hero p{font-size:13.5px;color:rgba(255,255,255,.75)}
.cd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cd-block{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.cd-block h4{font-size:14px;font-weight:500;color:var(--primary-dark);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.cd-block h4::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--accent)}
.cd-block p{font-size:13.5px;color:#4b5563;line-height:1.75}
.cd-tag{display:inline-block;font-size:12px;color:var(--primary);background:var(--primary-light);padding:3px 10px;border-radius:999px;margin-bottom:12px}

/* 创始人 */
.founder-wrap{display:grid;grid-template-columns:340px 1fr;gap:30px;align-items:start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.founder-avatar{width:340px;height:340px;border-radius:16px;background:linear-gradient(150deg,#7E1A20,#B02E36);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}
.founder-avatar .f-char{width:150px;height:150px;border-radius:50%;background:rgba(212,181,63,.9);color:#7E1A20;display:flex;align-items:center;justify-content:center;font-size:72px;font-weight:500}
.founder-avatar .f-name{font-size:20px;font-weight:500;letter-spacing:4px}
.founder-avatar .f-title{font-size:12.5px;color:rgba(255,255,255,.75);letter-spacing:1px}
.founder-info h3{font-size:22px;font-weight:500}
.founder-info .f-title{color:var(--primary);font-size:14.5px;font-weight:500;margin:4px 0 14px}
.founder-info .f-brief{color:#374151;font-size:14.5px;line-height:1.85;margin-bottom:18px}
.f-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.f-tags span{font-size:12.5px;color:var(--primary);background:var(--primary-light);border:1px solid #EAC3C3;padding:4px 12px;border-radius:999px}
.f-beliefs{display:grid;gap:12px}
.f-belief{display:flex;gap:12px;align-items:flex-start;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:14px 16px}
.f-belief b{display:block;font-size:14px;font-weight:500;color:var(--primary-dark);margin-bottom:3px}
.f-belief span{font-size:13px;color:var(--muted);line-height:1.6}

/* 服务流程步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;position:relative}
.step .step-num{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;margin-bottom:12px}
.step h4{font-size:15px;font-weight:500;margin-bottom:6px}
.step p{font-size:13px;color:var(--muted);line-height:1.6}

/* toast */
.toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(20px);background:#1f2937;color:#fff;padding:12px 22px;border-radius:10px;font-size:14px;opacity:0;pointer-events:none;transition:all .3s;z-index:999;box-shadow:var(--shadow-lg)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* footer */
.site-footer{background:#2A0A0E;color:#E4CFCF;padding:52px 0 0;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:36px}
.site-footer h4{color:#fff;font-size:15px;font-weight:500;margin-bottom:14px}
.site-footer a{display:block;color:#C4A9A9;font-size:13.5px;padding:4px 0}
.site-footer a:hover{color:#F3DFA0}
.site-footer p{color:#C4A9A9;font-size:13.5px;padding:3px 0}
.footer-desc{margin-top:12px;color:#C4A9A9;font-size:13.5px;max-width:280px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;display:flex;justify-content:space-between;font-size:12.5px;color:#64748b;flex-wrap:wrap;gap:8px}

/* responsive */
@media (max-width:900px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid,.cart-layout,.checkout-grid,.admin-layout,.service-detail,.founder-wrap,.video-layout{grid-template-columns:1fr}
  .summary-card{position:static}
  .admin-side{position:static}
  .sd-side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:32px}
  .cd-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .founder-avatar{width:100%;height:300px}
}
@media (max-width:640px){
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);flex-direction:column;padding:14px 20px;gap:4px}
  .main-nav.open{display:flex}
  .main-nav a{padding:11px 0;border-bottom:1px solid var(--bg)}
  .nav-toggle{display:block}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .diag-opts{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .pay-methods{grid-template-columns:1fr}
  .cd-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero{padding:64px 0 72px}
  .hero h1{font-size:27px}
  .page-head h1{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
}

/* ==========================================================
   方案 B · 红金典藏（长松咨询风）增强样式
   主色：#5E0F14 / #7E1A20 / #9C2229 × 鎏金 #C9A227
   ========================================================== */
/* 服务卡片：顶部红金渐变描边 + 图标徽章 */
.service-card{position:relative;overflow:hidden}
.service-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#7E1A20,#C9A227)}
.service-card .card-icon{border-radius:10px;background:linear-gradient(135deg,#7E1A20,#B02E36);color:#F3DFA0;box-shadow:0 4px 10px rgba(126,26,32,.22)}
/* 案例卡片 */
.case-card{position:relative;overflow:hidden}
.case-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#C9A227,#7E1A20)}
.case-card img{width:100%;height:150px;object-fit:cover;border-radius:8px;margin-bottom:14px}
.case-card .case-tag{color:#9C2229;background:#FBEAEA;border:1px solid #EAC3C3}
/* 卡片图标圆角统一 */
.card-icon{color:#9C2229}
/* 服务流程步骤数字徽章 */
.step .step-num{background:linear-gradient(135deg,#9C2229,#B02E36);color:#F3DFA0;box-shadow:0 3px 8px rgba(156,34,41,.25)}
/* 数字徽章 */
.num-badge{background:linear-gradient(135deg,#C9A227,#D9B53F);color:#5E0F14;font-weight:700}
/* 分页头部（内页 Banner 背景图） */
.page-head{position:relative;border-radius:12px;padding:46px 28px 40px;margin-bottom:40px;background:linear-gradient(105deg,rgba(94,15,20,.93) 20%,rgba(126,26,32,.82) 60%,rgba(156,34,41,.55)),url('../img/banner-about.webp') center/cover no-repeat;color:#fff;text-align:center;box-shadow:0 10px 30px rgba(94,15,20,.22)}
.page-head h1{font-size:30px;font-weight:700;letter-spacing:1px;text-shadow:0 2px 12px rgba(0,0,0,.3)}
.page-head p{color:rgba(255,255,255,.85);margin-top:10px;max-width:640px;margin-left:auto;margin-right:auto}
.page-head::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:120px;height:3px;background:linear-gradient(90deg,transparent,#D9B53F,transparent);border-radius:2px}
/* 首页 hero 支持背景大图 */
.hero.with-img{background-image:linear-gradient(100deg,rgba(94,15,20,.92) 0%,rgba(126,26,32,.78) 45%,rgba(156,34,41,.18) 82%),url('../img/hero-main.webp');background-size:cover;background-position:center 30%}
.hero.with-img::before{background:rgba(212,181,63,.08)}
/* 内页按钮强调 */
.btn-dark{background:linear-gradient(135deg,#7E1A20,#9C2229);box-shadow:0 4px 14px rgba(126,26,32,.28)}
.btn-dark:hover{background:linear-gradient(135deg,#5E0F14,#7E1A20);box-shadow:0 6px 20px rgba(126,26,32,.38)}
/* 金色链接箭头 */
.link-more{color:#9C2229}
.link-more:hover{color:#5E0F14}
/* 服务详情侧边强调 */
.sd-block h4::before,.cd-block h4::before{background:linear-gradient(180deg,#C9A227,#D9B53F)}
/* 案例标签 */
.cd-tag{color:#9C2229;background:#FBEAEA}
/* 页脚金色分隔 */
.site-footer h4{color:#F3DFA0}
/* 活动卡片强调色 */
.ac-tag{color:#A67C1E;background:#F8F1DC}
/* 语言切换按钮 */
.lang-toggle{color:#9C2229}
.lang-toggle:hover{border-color:#9C2229;background:#FBEAEA}

/* ==========================================================
   预约服务 · 多选 + 表单增强
   ========================================================== */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:6px}
@media (max-width:900px){.check-grid{grid-template-columns:repeat(2,1fr)}}
.check-item{display:flex;align-items:center;gap:8px;padding:10px 14px;border:1.5px solid var(--line);border-radius:10px;background:#FFFDF9;cursor:pointer;font-size:14px;color:#2A2018;transition:all .15s}
.check-item:hover{border-color:#C9A227;background:#FBF5F0}
.check-item:has(input:checked){border-color:#9C2229;background:#FBEAEA;color:#7E1A20;font-weight:600;box-shadow:0 2px 8px rgba(156,34,41,.18)}
.check-item input[type="checkbox"]{accent-color:#9C2229;width:16px;height:16px;flex-shrink:0}
/* 成功页 */
.success-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:start}
@media (max-width:900px){.success-grid{grid-template-columns:1fr}}
.success-card{background:#FFFDF9;border:1px solid #EFE4D6;border-radius:16px;padding:40px 36px;box-shadow:0 4px 18px rgba(94,15,20,.08);text-align:center}
.success-mark{width:88px;height:88px;border-radius:50%;background:linear-gradient(135deg,#9C2229,#B02E36);color:#F3DFA0;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:0 8px 24px rgba(156,34,41,.32)}
.success-card h2{font-size:26px;font-weight:800;color:#5E0F14;margin-bottom:10px;letter-spacing:1px}
.success-sub{font-size:15px;color:#5D4A42;line-height:1.85;margin-bottom:6px}
.success-card .btn{padding:11px 26px;font-size:14px;border-radius:9px}
/* 企微二维码 */
.wechat-qr .qr-wrap{width:100%;max-width:220px;margin:0 auto;aspect-ratio:1/1;background:#FFFDF9;border:1px solid #EFE4D6;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.wechat-qr .qr-wrap img{width:100%;height:100%;object-fit:contain}
.qr-placeholder{padding:40px 20px;text-align:center;color:#9C2229;font-size:13px;background:linear-gradient(135deg,#FBEAEA,#F8F1DC);width:100%;height:100%;display:flex;align-items:center;justify-content:center;border-radius:10px}
.info-item .qr-wrap img{border:0}