/*
Theme Name: Biocircu BFR
Theme URI: https://www.biocircu.com
Description: Biocircu 品牌官网主题，BFR 智能增肌训练仪。医疗科技风格，橙+深蓝配色，响应式布局。
Version: 1.0
Author: WorkBuddy
Requires at least: 6.0
Tested up to: 6.6
*/

:root{
  --orange:#FF6B35;
  --orange-dark:#E85420;
  --navy:#15263F;
  --navy-light:#1F3556;
  --ink:#1A1A1A;
  --gray:#666;
  --gray-light:#999;
  --bg-soft:#F5F7FA;
  --bg-white:#FFFFFF;
  --border:#E8ECF1;
  --green:#00A878;
  --blue:#2D7FF9;
  --shadow:0 4px 20px rgba(21,38,63,.08);
  --shadow-hover:0 8px 30px rgba(21,38,63,.14);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  line-height:1.75;
  background:#fff;
  font-size:15px;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.btn{
  display:inline-block;padding:13px 32px;border-radius:6px;font-weight:600;
  font-size:15px;transition:.25s;cursor:pointer;border:none;
}
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 6px 18px rgba(255,107,53,.35);}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-dark{background:var(--navy);color:#fff;}
.btn-dark:hover{background:var(--navy-light);}

/* ===== Header ===== */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);box-shadow:0 1px 0 var(--border);}
.header-top{background:var(--navy);color:#cdd6e3;font-size:13px;}
.header-top .container{display:flex;justify-content:space-between;align-items:center;height:38px;}
.header-top a{color:#cdd6e3;}
.header-top .hot{color:var(--orange);font-weight:600;}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:12px;min-width:0;}
.logo-img{max-height:42px;width:auto;display:block;border-radius:6px;background:#fff;padding:5px 10px;box-sizing:border-box;object-fit:contain;}
.logo-text{font-size:20px;font-weight:800;color:var(--navy);letter-spacing:.5px;display:none;}
.logo-text small{display:block;font-size:11px;font-weight:500;color:var(--gray-light);letter-spacing:0;line-height:1.3;margin-top:2px;}
.nav{display:flex;gap:34px;align-items:center;list-style:none;}
.nav a{font-size:16px;color:var(--navy);font-weight:500;position:relative;padding:6px 0;transition:.2s;}
.nav li{list-style:none;}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--orange);transition:.25s;}
.nav a:hover::after,.nav a.active::after{width:100%;}
.nav a:hover,.nav a.active{color:var(--orange);}
.nav li.current-menu-item > a,.nav li.current-page-item > a{color:var(--orange);}
.nav li.current-menu-item > a::after,.nav li.current-page-item > a::after{width:100%;}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-cta .tel{color:var(--navy);font-weight:700;font-size:16px;}
.nav-cta .tel span{color:var(--orange);}
.menu-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;}
.menu-toggle span{width:24px;height:2px;background:var(--navy);border-radius:2px;}

/* ===== Hero ===== */
.hero{position:relative;background:linear-gradient(120deg,var(--navy) 0%,var(--navy-light) 60%,#2A4A78 100%);color:#fff;overflow:hidden;}
.hero::before{content:"";position:absolute;right:-10%;top:-20%;width:55%;height:140%;background:radial-gradient(circle,rgba(255,107,53,.22),transparent 70%);}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:90px 24px 100px;position:relative;}
.hero-badge{display:inline-block;padding:6px 16px;border:1px solid rgba(255,255,255,.3);border-radius:20px;font-size:13px;color:#ffd5c2;margin-bottom:22px;}
.hero h1{font-size:46px;line-height:1.25;font-weight:800;margin-bottom:20px;}
.hero h1 .hl{color:var(--orange);}
.hero p{font-size:17px;color:#cdd6e3;margin-bottom:32px;max-width:480px;}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:36px;margin-top:48px;}
.hero-stats .num{font-size:30px;font-weight:800;color:#fff;}
.hero-stats .num span{color:var(--orange);}
.hero-stats .lbl{font-size:13px;color:#9fb0c8;}
.hero-visual{position:relative;}
.hero-img{width:100%;max-width:420px;border-radius:20px;box-shadow:0 20px 50px rgba(21,38,63,.25);display:block;}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:28px;backdrop-filter:blur(4px);}
.hero-card .ring{width:180px;height:180px;margin:0 auto 18px;border-radius:50%;border:14px solid rgba(255,107,53,.25);border-top-color:var(--orange);display:flex;flex-direction:column;align-items:center;justify-content:center;}
.hero-card .ring .big{font-size:34px;font-weight:800;color:#fff;}
.hero-card .ring .small{font-size:12px;color:#9fb0c8;}
.hero-card .row{display:flex;justify-content:space-between;font-size:14px;color:#cdd6e3;padding:8px 0;border-top:1px solid rgba(255,255,255,.1);}

/* ===== Section ===== */
.section{padding:80px 0;}
.section-soft{background:var(--bg-soft);}
.section-head{text-align:center;margin-bottom:54px;}
.section-head .en{color:var(--orange);font-size:14px;letter-spacing:3px;font-weight:700;text-transform:uppercase;}
.section-head h2{font-size:34px;color:var(--navy);margin:10px 0 14px;font-weight:800;}
.section-head p{color:var(--gray);max-width:640px;margin:0 auto;font-size:16px;}

/* ===== Product Showcase ===== */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.product-card{background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:.3s;box-shadow:var(--shadow);}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.product-thumb{height:200px;background:#fff;display:flex;align-items:center;justify-content:center;position:relative;border-bottom:1px solid var(--border);overflow:hidden;padding:10px;box-sizing:border-box;}
.product-thumb img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block;}
.product-thumb .dev{width:120px;height:120px;border-radius:18px;background:linear-gradient(135deg,var(--orange),#FF9A3D);position:relative;box-shadow:0 10px 25px rgba(255,107,53,.3);}
.product-thumb .dev::before{content:"";position:absolute;left:18px;top:30px;width:84px;height:22px;background:rgba(255,255,255,.35);border-radius:6px;}
.product-thumb .dev::after{content:"";position:absolute;left:18px;top:62px;width:84px;height:22px;background:rgba(255,255,255,.22);border-radius:6px;}
.product-thumb .tag{position:absolute;top:14px;left:14px;background:var(--navy);color:#fff;font-size:12px;padding:4px 12px;border-radius:12px;z-index:2;}
.product-body{padding:22px;overflow:hidden;}
.product-body h3{font-size:18px;color:var(--navy);margin-bottom:8px;line-height:1.4;word-break:break-word;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;}
.product-body p{font-size:14px;color:var(--gray);margin-bottom:16px;min-height:42px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;}
.product-body .more{color:var(--orange);font-weight:600;font-size:14px;}

/* ===== Advantages ===== */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.adv-card{background:#fff;border-radius:14px;padding:30px 24px;text-align:center;border:1px solid var(--border);transition:.3s;}
.adv-card:hover{transform:translateY(-5px);border-color:var(--orange);box-shadow:var(--shadow);}
.adv-icon{width:60px;height:60px;margin:0 auto 18px;border-radius:14px;background:linear-gradient(135deg,var(--orange),#FF9A3D);display:flex;align-items:center;justify-content:center;color:#fff;font-size:26px;font-weight:800;}
.adv-card h4{font-size:17px;color:var(--navy);margin-bottom:10px;}
.adv-card p{font-size:14px;color:var(--gray);}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.about-img{position:relative;border-radius:16px;overflow:hidden;background:linear-gradient(135deg,#1F3556,#2A4A78);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85);font-size:15px;padding:30px;text-align:center;}
.about-img-el{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.about-text h2{font-size:32px;color:var(--navy);margin-bottom:18px;font-weight:800;}
.about-text p{color:var(--gray);margin-bottom:16px;font-size:15px;}
.about-text .sign{color:var(--orange);font-weight:700;}
.about-feats{display:flex;gap:30px;margin-top:24px;}
.about-feats .f{text-align:center;}
.about-feats .f .n{font-size:28px;font-weight:800;color:var(--orange);}
.about-feats .f .l{font-size:13px;color:var(--gray);}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:.3s;}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.news-thumb{height:180px;overflow:hidden;background:linear-gradient(135deg,#eef2f8,#dde6f2);display:flex;align-items:center;justify-content:center;color:var(--navy-light);font-size:13px;}
.news-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.news-body{padding:20px;}
.news-body .date{font-size:13px;color:var(--orange);font-weight:600;}
.news-body h4{font-size:17px;color:var(--navy);margin:8px 0;line-height:1.5;}
.news-body p{font-size:14px;color:var(--gray);}

/* ===== CTA band ===== */
.cta-band{background:linear-gradient(120deg,var(--orange),#FF9A3D);color:#fff;text-align:center;padding:60px 0;}
.cta-band h2{font-size:32px;font-weight:800;margin-bottom:14px;}
.cta-band p{font-size:17px;opacity:.95;margin-bottom:28px;}

/* ===== Footer ===== */
.footer{background:var(--navy);color:#aebccf;font-size:14px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 40px;}
.footer .logo-text{color:#fff;}
.footer .logo-img{height:64px;padding:8px 12px;}
@media (max-width:768px){.logo-img{height:38px;padding:4px 8px;}.footer .logo-img{height:50px;}}
.footer-col h5{color:#fff;font-size:16px;margin-bottom:18px;font-weight:700;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:11px;}
.footer-col a{color:#aebccf;transition:.2s;}
.footer-col a:hover{color:var(--orange);}
.footer-col p{color:#aebccf;margin-bottom:8px;}
.footer-col .ic{color:var(--orange);margin-right:8px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;color:#7e8da0;}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.footer-bottom a{color:#9fb0c8;}

/* ===== Sub page hero ===== */
.page-hero{background:linear-gradient(120deg,var(--navy),var(--navy-light));color:#fff;padding:70px 0 76px;text-align:center;}
.page-hero .en{color:var(--orange);letter-spacing:3px;font-size:13px;font-weight:700;text-transform:uppercase;}
.page-hero h1{font-size:40px;font-weight:800;margin:12px 0 14px;}
.page-hero p{color:#cdd6e3;max-width:600px;margin:0 auto;font-size:16px;}
.breadcrumb{font-size:13px;color:#9fb0c8;margin-bottom:18px;}
.breadcrumb a{color:#9fb0c8;}
.breadcrumb span{color:var(--orange);}

/* ===== Product detail ===== */
.pd-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:start;}
.pd-gallery{position:sticky;top:100px;}
.pd-main-img{height:380px;border-radius:16px;background:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:14px;border:1px solid var(--border);padding:18px;}
.pd-main-img img{max-width:100%;max-height:100%;object-fit:contain;display:block;}
.pd-main-img .dev{width:160px;height:160px;border-radius:22px;background:linear-gradient(135deg,var(--orange),#FF9A3D);position:relative;box-shadow:0 14px 30px rgba(255,107,53,.3);}
.pd-main-img .dev::before{content:"";position:absolute;left:24px;top:40px;width:112px;height:28px;background:rgba(255,255,255,.35);border-radius:8px;}
.pd-main-img .dev::after{content:"";position:absolute;left:24px;top:82px;width:112px;height:28px;background:rgba(255,255,255,.22);border-radius:8px;}
.pd-thumbs{display:flex;gap:12px;}
.pd-thumbs .t{width:80px;height:80px;border-radius:10px;background:#fff;cursor:pointer;border:2px solid transparent;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.pd-thumbs .t img{max-width:100%;max-height:100%;object-fit:contain;display:block;}
.pd-thumbs .t.active{border-color:var(--orange);}
.pd-info h1{font-size:34px;color:var(--navy);font-weight:800;margin-bottom:14px;}
.pd-info .sub{color:var(--orange);font-weight:600;font-size:16px;margin-bottom:18px;}
.pd-info .desc{color:var(--gray);font-size:16px;margin-bottom:28px;}
.spec-table{width:100%;border-collapse:collapse;margin-bottom:30px;}
.spec-table th,.spec-table td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--border);font-size:14px;}
.spec-table th{background:var(--bg-soft);color:var(--navy);width:34%;font-weight:600;}
.feature-list{list-style:none;margin-bottom:30px;}
.feature-list li{padding:10px 0 10px 30px;position:relative;color:var(--gray);font-size:15px;border-bottom:1px dashed var(--border);}
.feature-list li::before{content:"✓";position:absolute;left:0;top:10px;color:var(--orange);font-weight:800;}
.pd-cta{display:flex;gap:14px;flex-wrap:wrap;}

/* ===== Article list ===== */
.article-list{display:flex;flex-direction:column;gap:22px;}
.article-item{display:grid;grid-template-columns:240px 1fr;gap:26px;background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:.3s;padding:18px;}
.article-item:hover{box-shadow:var(--shadow);transform:translateY(-3px);}
.article-thumb{height:150px;border-radius:10px;background:linear-gradient(135deg,#eef2f8,#dde6f2);display:flex;align-items:center;justify-content:center;color:var(--navy-light);font-size:13px;overflow:hidden;}
.article-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.article-meta{color:var(--orange);font-size:13px;font-weight:600;margin-bottom:8px;}
.article-item h3{font-size:20px;color:var(--navy);margin-bottom:10px;}
.article-item p{color:var(--gray);font-size:14px;margin-bottom:12px;}
.article-item .read{color:var(--orange);font-weight:600;font-size:14px;}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;}
.contact-info h3{font-size:22px;color:var(--navy);margin-bottom:20px;}
.contact-info .item{display:flex;gap:14px;margin-bottom:22px;}
.contact-info .ic{width:44px;height:44px;border-radius:10px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;color:var(--orange);font-size:20px;flex-shrink:0;}
.contact-info .item .t{font-weight:700;color:var(--navy);font-size:15px;}
.contact-info .item .v{color:var(--gray);font-size:14px;}
.contact-form{background:var(--bg-soft);border-radius:16px;padding:34px;}
.contact-form h3{font-size:20px;color:var(--navy);margin-bottom:22px;}
.form-row{margin-bottom:18px;}
.form-row label{display:block;font-size:14px;color:var(--navy);font-weight:600;margin-bottom:8px;}
.form-row input,.form-row textarea,.form-row select{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;transition:.2s;background:#fff;}
.form-row input:focus,.form-row textarea:focus,.form-row select:focus{outline:none;border-color:var(--orange);}
.form-row textarea{resize:vertical;min-height:110px;}
.map-box{height:260px;border-radius:14px;background:linear-gradient(135deg,#eef2f8,#dde6f2);display:flex;align-items:center;justify-content:center;color:var(--navy-light);margin-top:30px;}
/* === 联系页地图嵌入 === */
.map-box-wrap { width: 100%; }
.map-embed { padding: 0 !important; overflow: hidden; line-height: 0; background: transparent; height: auto !important; }
.map-embed iframe { width: 100% !important; display: block; border: 0; }

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(24px);transition:.7s ease;}
.reveal.show{opacity:1;transform:none;}

/* ===== Responsive ===== */
@media(max-width:980px){
  .hero .container{grid-template-columns:1fr;padding:60px 24px 70px;}
  .hero-visual{display:none;}
  .product-grid,.news-grid{grid-template-columns:repeat(2,1fr);}
  .adv-grid{grid-template-columns:repeat(2,1fr);}
  .about-grid,.contact-grid,.pd-grid{grid-template-columns:1fr;gap:32px;}
  .pd-gallery{position:static;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .article-item{grid-template-columns:1fr;}
  .hero h1{font-size:36px;}
}
@media(max-width:640px){
  .nav,.nav-cta .tel{display:none;}
  .menu-toggle{display:flex;}
  .nav{position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:10px 24px;box-shadow:var(--shadow);max-height:0;overflow:hidden;transition:.3s;}
  .nav.open{max-height:400px;}
  .nav a{padding:14px 0;border-bottom:1px solid var(--border);}
  .product-grid,.news-grid,.adv-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .hero h1{font-size:30px;}
  .section-head h2,.about-text h2,.cta-band h2{font-size:26px;}
  .hero-stats{gap:22px;}
}

/* 外置化内容样式 */
.about-prose p{margin-bottom:16px;line-height:1.9;}
.about-info{margin-top:26px;padding:18px 22px;border-left:4px solid var(--orange);background:var(--soft);border-radius:8px;}
.about-info div{margin-bottom:10px;}
.about-info div:last-child{margin-bottom:0;}
.article-content{max-width:760px;margin:0 auto;line-height:1.9;color:var(--ink);font-size:16px;}
.article-content p{margin-bottom:18px;}
.article-content h2,.article-content h3{margin:28px 0 14px;color:var(--ink);}
.article-content img{max-width:100%;height:auto;border-radius:10px;margin:18px 0;}
.article-content ul,.article-content ol{margin:0 0 18px 22px;}
.article-content blockquote{margin:18px 0;padding:12px 18px;border-left:4px solid var(--orange);background:var(--soft);border-radius:8px;color:var(--ink);}