/*
Theme Name: zkmsemi
Theme URI: http://zkmsemi.com
Author: zkmsemi
Author URI: http://zkmsemi.com
Description: 河北中科微电子有限公司新版官网主题 —— 深蓝工业科技风，整站响应式，含产品中心（自定义文章类型）与新闻中心。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: zkmsemi
*/

/* ============ 基础与设计变量 ============ */
:root{
  --navy:#0B2C55;
  --navy-2:#123A6B;
  --blue:#1D5FD6;
  --cyan:#38B6FF;
  --ink:#22303F;
  --gray:#6B7A8D;
  --gray-light:#9AA7B5;
  --line:#E3E9F2;
  --bg:#FFFFFF;
  --bg-soft:#F4F7FB;
  --radius:12px;
  --shadow:0 10px 30px rgba(11,44,85,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);font-size:15px;line-height:1.7;background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:.2s}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{color:var(--navy);line-height:1.3}
::selection{background:var(--cyan);color:#fff}

/* ============ 顶栏 ============ */
.topbar{background:var(--navy);color:#C9D7EA;font-size:13px;padding:6px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.topbar a{color:#C9D7EA}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px;align-items:center}

/* ============ 页头 ============ */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:200}
.site-header .container{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:44px;width:auto}
.brand-text b{display:block;color:var(--navy);font-size:18px;letter-spacing:1px}
.brand-text span{display:block;color:var(--gray-light);font-size:11px;letter-spacing:1.5px;text-transform:uppercase}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;color:var(--ink);font-size:15px;border-radius:8px;white-space:nowrap}
.main-nav a:hover,.main-nav a.current{color:var(--blue);background:#EEF4FE}
/* 语言切换器 */
.lang-switch{display:flex;align-items:center;gap:6px;font-size:14px;white-space:nowrap}
.lang-switch a{color:var(--gray);text-decoration:none;padding:4px 8px;border-radius:6px;transition:.2s}
.lang-switch a:hover{color:var(--blue)}
.lang-switch a.active{color:var(--blue);font-weight:700;background:#EEF4FE}
.lang-switch .ls-sep{color:#C7CFDC}
.header-search{position:relative}
.header-search input{width:150px;padding:8px 34px 8px 12px;border:1px solid var(--line);border-radius:20px;font-size:13px;outline:none;font-family:var(--font);transition:.2s}
.header-search input:focus{width:190px;border-color:var(--blue)}
.header-search svg{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--gray-light)}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;margin-left:auto}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--navy);margin:5px auto;border-radius:2px;transition:.25s}

/* 移动端抽屉 */
.mobile-drawer{position:fixed;inset:0;background:rgba(11,44,85,.55);z-index:300;opacity:0;visibility:hidden;transition:.25s}
.mobile-drawer.open{opacity:1;visibility:visible}
.mobile-drawer .drawer-panel{position:absolute;top:0;right:0;bottom:0;width:300px;max-width:82%;background:#fff;padding:24px;transform:translateX(100%);transition:.28s;overflow-y:auto}
.mobile-drawer.open .drawer-panel{transform:none}
.drawer-panel .d-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.drawer-panel .d-close{background:none;border:0;font-size:26px;color:var(--gray);cursor:pointer;line-height:1}
.drawer-panel a{display:block;padding:12px 6px;border-bottom:1px solid var(--line);color:var(--ink);font-size:16px}
.drawer-panel a.current{color:var(--blue)}
.drawer-search{display:flex;gap:8px;margin-top:16px}
.drawer-search input{flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;outline:none;font-family:var(--font)}
.drawer-search button{padding:9px 16px;border:0;background:var(--blue);color:#fff;border-radius:8px;cursor:pointer;font-family:var(--font)}
.drawer-lang{display:flex;align-items:center;gap:8px;padding:14px 6px;font-size:15px}
.drawer-lang a{display:inline;padding:4px 10px;border:0;color:var(--gray);font-weight:600}
.drawer-lang a.active{color:var(--blue)}
.drawer-lang span{color:#C7CFDC}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 26px;border-radius:8px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;font-family:var(--font);transition:.22s}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--navy)}
.btn-cyan{background:var(--cyan);color:#fff}
.btn-cyan:hover{background:var(--blue)}
.btn-outline{border-color:rgba(255,255,255,.65);color:#fff;background:rgba(255,255,255,.08)}
.btn-outline:hover{background:#fff;color:var(--navy)}
.btn-blue-outline{border-color:var(--blue);color:var(--blue);background:#fff}
.btn-blue-outline:hover{background:var(--blue);color:#fff}
.btn-lg{padding:14px 34px;font-size:16px}

/* ============ Hero ============ */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden;min-height:520px;display:block}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.45}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,44,85,.92) 20%,rgba(13,52,100,.55) 60%,rgba(11,44,85,.35))}
.hero-inner{position:relative;z-index:2;padding:96px 0 60px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(56,182,255,.16);border:1px solid rgba(56,182,255,.5);color:var(--cyan);font-size:12px;letter-spacing:2px;padding:6px 14px;border-radius:20px;margin-bottom:20px}
.hero h1{color:#fff;font-size:44px;line-height:1.25;margin-bottom:16px;letter-spacing:1px}
.hero .hero-sub{color:#D6E2F2;font-size:18px;max-width:640px;margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 区块通用 ============ */
.section{padding:80px 0}
.section-soft{background:var(--bg-soft)}
.sec-head{text-align:center;margin-bottom:52px}
.sec-head .sec-en{color:var(--cyan);font-size:13px;letter-spacing:3px;text-transform:uppercase;margin-bottom:8px;font-weight:600}
.sec-head h2{font-size:32px;position:relative;display:inline-block;padding-bottom:14px}
.sec-head h2::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:44px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.sec-head p{color:var(--gray);margin-top:12px;max-width:640px;margin-left:auto;margin-right:auto}

/* ============ 关于（首页） ============ */
.home-about{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.home-about .ab-img{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.home-about .ab-img img{width:100%;height:420px;object-fit:cover}
.home-about .ab-img::after{content:"";position:absolute;inset:auto 0 0 0;height:120px;background:linear-gradient(transparent,rgba(11,44,85,.5))}
.home-about h3{font-size:26px;margin-bottom:8px}
.home-about .ab-en{color:var(--cyan);font-size:13px;letter-spacing:2px;margin-bottom:18px;font-weight:600}
.home-about p{color:var(--gray);margin-bottom:14px;text-align:justify}
.home-about .ab-list{margin:22px 0;display:grid;gap:12px}
.home-about .ab-list li{display:flex;gap:10px;align-items:flex-start;color:var(--ink)}
.home-about .ab-list svg{width:18px;height:18px;stroke:var(--blue);flex-shrink:0;margin-top:4px}

/* ============ 产品优势 ============ */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.adv-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px;transition:.25s}
.adv-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#BFD6F7}
.adv-card .adv-icon{width:54px;height:54px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.adv-card .adv-icon svg{width:26px;height:26px;stroke:#fff}
.adv-card h3{font-size:17px;margin-bottom:10px}
.adv-card p{color:var(--gray);font-size:14px}

/* ============ 产品卡片 ============ */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.prod-card:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:#BFD6F7}
.prod-card .prod-imgbox{position:relative;display:block;aspect-ratio:4/3;background:linear-gradient(180deg,#F7FAFF,#EEF3FB);overflow:hidden}
.prod-card .prod-imgbox img{width:100%;height:100%;object-fit:contain;transition:transform .3s}
.prod-card:hover .prod-imgbox img{transform:scale(1.05)}
.prod-card .cat-tag{position:absolute;top:12px;left:12px;background:rgba(29,95,214,.92);color:#fff;font-size:12px;padding:3px 10px;border-radius:14px;z-index:2}
.prod-card .prod-info{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod-card h3{font-size:17px}
.prod-card .prod-excerpt{color:var(--gray);font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.prod-card .prod-more{margin-top:auto;color:var(--blue);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;padding-top:6px}
.prod-card .prod-more svg{width:16px;height:16px;stroke:var(--blue)}
.sec-actions{text-align:center;margin-top:44px}
/* 筛选 */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.filter-bar button{border:1px solid var(--line);background:#fff;color:var(--gray);padding:8px 20px;border-radius:20px;cursor:pointer;font-size:14px;font-family:var(--font);transition:.2s}
.filter-bar button.active{background:var(--blue);border-color:var(--blue);color:#fff}
.filter-bar button:hover{color:var(--blue);border-color:var(--blue)}
/* 空态 */
.empty-state{text-align:center;padding:60px 20px;color:var(--gray)}
.empty-state svg{width:52px;height:52px;stroke:var(--gray-light);margin:0 auto 16px}
.empty-state b{display:block;font-size:16px;color:var(--ink);margin-bottom:6px}

/* ============ 为什么选择我们 ============ */
.why{position:relative;background:var(--navy);color:#fff}
.why-bg{position:absolute;inset:0;background:url(assets/about.jpg) center/cover no-repeat;opacity:.22}
.why-inner{position:relative;z-index:2}
.why-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:center}
.why-text .sec-head{text-align:left;margin-bottom:24px}
.why-text .sec-head h2{color:#fff}
.why-text .sec-head h2::after{left:0;transform:none}
.why-text .sec-head p{color:#C9D7EA;margin:12px 0 0}
.why-points{display:grid;gap:16px;margin-top:28px}
.why-points li{display:flex;gap:14px;align-items:flex-start;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:16px 18px}
.why-points .wp-num{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.why-points b{color:#fff;display:block;margin-bottom:4px}
.why-points p{color:#C9D7EA;font-size:14px}
.why-photo{border-radius:var(--radius);overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.35)}
.why-photo img{width:100%;height:430px;object-fit:cover}

/* ============ 视频区 ============ */
.video-sec{position:relative;padding:90px 0;text-align:center;background:linear-gradient(135deg,var(--navy),#0E3D77)}
.video-sec h2{color:#fff;font-size:30px;margin-bottom:10px}
.video-sec p{color:#C9D7EA;margin-bottom:34px}
/* 400x300 视频框（点击播放键后才播放） */
.video-frame{width:min(400px,100%);aspect-ratio:4/3;margin:0 auto;position:relative;border-radius:12px;overflow:hidden;background:#0E3D77;box-shadow:0 18px 44px rgba(0,0,0,.38)}
.video-frame video{width:100%;height:100%;object-fit:cover;background:#000;display:block}
.video-frame .vf-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.94);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;box-shadow:0 6px 18px rgba(0,0,0,.32);z-index:2}
.video-frame .vf-play:hover{background:#fff;transform:translate(-50%,-50%) scale(1.08)}
.video-frame .vf-play .vp-ico{width:44px;height:44px;border-radius:50%;background:var(--blue);display:flex;align-items:center;justify-content:center}
.video-frame .vf-play .vp-ico svg{width:18px;height:18px;fill:#fff;margin-left:3px}

/* ============ 新闻中心 ============ */
.news-tabs{display:flex;gap:10px;justify-content:center;margin-bottom:36px}
.news-tabs button{border:1px solid var(--line);background:#fff;padding:9px 26px;border-radius:22px;cursor:pointer;font-size:15px;color:var(--gray);font-family:var(--font);transition:.2s}
.news-tabs button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.news-list{max-width:860px;margin:0 auto}
.news-item{display:flex;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 22px;margin-bottom:14px;transition:.2s}
.news-item:hover{border-color:#BFD6F7;box-shadow:var(--shadow)}
.news-item .n-date{color:var(--blue);font-size:12px;background:#EEF4FE;border-radius:8px;padding:8px 12px;text-align:center;flex-shrink:0;min-width:64px}
.news-item .n-date b{display:block;font-size:20px;color:var(--navy)}
.news-item h3{font-size:16px;margin-bottom:4px}
.news-item p{color:var(--gray);font-size:13.5px}

/* ============ 联系我们横幅 ============ */
.contact-band{background:linear-gradient(120deg,var(--blue),#0E4F9E);color:#fff;padding:64px 0}
.contact-band .container{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.contact-band h2{color:#fff;font-size:28px;margin-bottom:8px}
.contact-band p{color:#DCE8F8}

/* ============ 页脚 ============ */
.site-footer{background:var(--navy);color:#C9D7EA;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.site-footer h3{color:#fff;font-size:17px;margin-bottom:20px;position:relative;padding-bottom:12px}
.site-footer h3::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--cyan)}
.site-footer p{font-size:14px;color:#B9C9DE;margin-bottom:10px}
.site-footer ul li{margin-bottom:10px;font-size:14px}
.site-footer ul li a:hover{color:var(--cyan)}
.site-footer .f-contact li{display:flex;gap:8px;align-items:flex-start}
.site-footer .f-contact svg{width:16px;height:16px;stroke:var(--cyan);flex-shrink:0;margin-top:4px}
.foot-qr{text-align:center}
.foot-qr img{width:132px;height:132px;border-radius:8px;background:#fff;padding:6px;margin:0 auto 10px}
.foot-qr span{font-size:13px;color:#B9C9DE}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:18px 0;text-align:center;font-size:13px;color:#93A7C2}
.footer-bottom a{color:#93A7C2}
.footer-bottom a:hover{color:#fff}

/* ============ 悬浮工具栏 ============ */
.float-tool{position:fixed;right:20px;bottom:100px;z-index:250;display:flex;flex-direction:column;gap:10px}
.float-tool .ft-btn{width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:0 6px 18px rgba(11,44,85,.14);display:flex;align-items:center;justify-content:center;cursor:pointer;position:relative;transition:.2s}
.float-tool .ft-btn:hover{background:var(--blue);border-color:var(--blue)}
.float-tool .ft-btn:hover svg{stroke:#fff}
.float-tool .ft-btn svg{width:22px;height:22px;stroke:var(--navy);transition:.2s}
.float-tool .ft-qr{position:absolute;right:58px;bottom:0;background:#fff;border-radius:10px;padding:8px;box-shadow:var(--shadow);display:none;width:132px;text-align:center}
.float-tool .ft-qr img{width:116px;height:116px;border-radius:6px;margin:0 auto 4px}
.float-tool .ft-qr span{font-size:12px;color:var(--gray)}
.float-tool .ft-btn:hover .ft-qr{display:block}

/* ============ 页面通用（关于/联系/新闻） ============ */
.page-hero{background:linear-gradient(120deg,var(--navy),#0E3D77);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.page-hero h1{color:#fff;font-size:34px;margin-bottom:8px}
.page-hero .crumb{color:#9DB6D8;font-size:13px}
.page-hero .crumb a{color:#9DB6D8}
.page-hero .crumb a:hover{color:#fff}
.page-body{padding:70px 0}
/* 面包屑 */

/* ============ 关于页 ============ */
.about-intro{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
.about-intro .ai-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.about-intro .ai-img img{width:100%;height:400px;object-fit:cover}
.about-intro h2{font-size:26px;margin-bottom:14px}
.about-intro p{color:var(--gray);margin-bottom:14px;text-align:justify}
.about-feats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:56px}
.af-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;text-align:center;background:#fff;transition:.25s}
.af-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.af-card b{display:block;font-size:16px;color:var(--navy);margin-bottom:8px}
.af-card p{color:var(--gray);font-size:13.5px}

/* ============ 联系页 ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start}
.c-info{display:grid;gap:16px}
.c-card{display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:#fff}
.c-card .cc-ico{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:flex;align-items:center;justify-content:center;flex-shrink:0}
.c-card .cc-ico svg{width:22px;height:22px;stroke:#fff}
.c-card b{display:block;color:var(--navy);font-size:15px;margin-bottom:4px}
.c-card span{color:var(--gray);font-size:14px;word-break:break-all}
.c-form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.c-form-wrap h3{font-size:20px;margin-bottom:6px}
.c-form-wrap .cf-sub{color:var(--gray);font-size:14px;margin-bottom:22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
.form-grid label{display:block;font-size:13.5px;color:var(--ink);margin-bottom:6px;font-weight:600}
.form-grid input,.form-grid textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:8px;font-size:14px;outline:none;font-family:var(--font);transition:.2s;background:#FBFCFE}
.form-grid input:focus,.form-grid textarea:focus{border-color:var(--blue);background:#fff}
.form-grid textarea{min-height:120px;resize:vertical}

/* ============ 产品列表页 ============ */
.archive-search{max-width:520px;margin:0 auto 30px;display:flex;gap:10px}
.archive-search input{flex:1;padding:11px 16px;border:1px solid var(--line);border-radius:8px;font-size:14px;outline:none;font-family:var(--font)}
.archive-search input:focus{border-color:var(--blue)}
.archive-search button{padding:11px 24px;background:var(--blue);color:#fff;border:0;border-radius:8px;cursor:pointer;font-family:var(--font)}

/* ============ 产品详情页 ============ */
.pd-top{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:start;margin-bottom:56px}
.pd-media{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:linear-gradient(180deg,#F7FAFF,#EEF3FB);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;padding:20px}
.pd-media img{max-height:100%;object-fit:contain}
.pd-info .pd-keywords{display:inline-block;background:#EEF4FE;color:var(--blue);font-size:12px;padding:4px 12px;border-radius:14px;margin-bottom:14px}
.pd-info h2{font-size:28px;margin-bottom:14px}
.pd-intro{color:var(--gray);margin-bottom:22px;text-align:justify}
.pd-cta{display:flex;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.pd-tags{display:flex;gap:8px;flex-wrap:wrap}
.pd-tags span{background:#F2F5FA;border:1px solid var(--line);color:var(--gray);font-size:13px;padding:5px 12px;border-radius:14px}
.pd-section{margin-bottom:40px}
.pd-sec-title{display:flex;align-items:center;gap:12px;font-size:21px;color:var(--navy);margin-bottom:18px;font-weight:700}
.pd-sec-title .idx{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-block{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px 24px;margin-bottom:16px}
.pd-block h4{font-size:16px;margin-bottom:12px;color:var(--navy);padding-left:12px;border-left:3px solid var(--cyan)}
.pd-block ul{display:grid;gap:10px}
.pd-block li{color:var(--gray);padding-left:18px;position:relative;font-size:14.5px}
.pd-block li::before{content:"";position:absolute;left:2px;top:9px;width:6px;height:6px;border-radius:50%;background:var(--blue)}
.pd-block p{color:var(--gray);margin-bottom:8px;font-size:14.5px}
.spec-table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 4px 16px rgba(11,44,85,.05)}
.spec-table th,.spec-table td{padding:14px 18px;border:1px solid var(--line);font-size:14px;text-align:left;vertical-align:top}
.spec-table th{background:var(--navy);color:#fff;font-weight:700;width:30%}
.spec-table td{color:var(--ink)}
.spec-table tr:nth-child(even) td{background:#F8FAFE}

/* ============ 单篇/404 ============ */
.single-body .entry{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 40px}
.single-body .entry h1{font-size:26px;margin-bottom:16px}
.single-body .entry .meta{color:var(--gray-light);font-size:13px;margin-bottom:20px}
.single-body .entry p{margin-bottom:14px;color:var(--ink)}
.single-body .entry ul{margin:0 0 14px 22px;list-style:disc}
.single-body .entry li{margin-bottom:6px}
.single-body .entry img{border-radius:8px;margin:10px 0}
.single-body .entry h2,.single-body .entry h3,.single-body .entry h4{margin:22px 0 10px}

/* ============ 分页 ============ */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:36px}
.pagination a,.pagination span{padding:8px 15px;border:1px solid var(--line);border-radius:8px;font-size:14px;color:var(--gray)}
.pagination .current{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about-intro{grid-template-columns:1fr;gap:32px}
  .about-intro .ai-img img{height:320px}
  .why-grid{grid-template-columns:1fr}
  .why-photo img{height:300px}
  .contact-grid{grid-template-columns:1fr}
  .home-about{grid-template-columns:1fr;gap:32px}
}
@media (max-width:900px){
  .main-nav,.header-search{display:none}
  .lang-switch{display:none}
  .nav-toggle{display:block}
  .hero-inner{padding:64px 0 44px}
  .hero h1{font-size:32px}
}
@media (max-width:640px){
  .topbar .tb-right a:last-child{display:none}
  .site-header .container{gap:10px;padding:0 14px}
  .brand{gap:8px}
  .brand img{height:34px}
  .brand-text b{font-size:15px;letter-spacing:.5px}
  .brand-text span{display:none}
  .nav-toggle{width:36px;height:36px;margin-left:auto}
  .section{padding:56px 0}
  .prod-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
  .about-feats{grid-template-columns:1fr 1fr}
  .pd-top{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .float-tool{right:12px;bottom:88px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .page-hero{padding:48px 0}
  .single-body .entry{padding:24px 20px}
  .contact-band .container{justify-content:center;text-align:center}
}
@media (max-width:420px){
  .about-feats{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}