:root{
    --primary:#ff3b30;
    --primary-dark:#d92c22;
    --secondary:#0a84ff;
    --accent:#ff9f0a;
    --teal:#30d5c8;
    --purple:#8e44ff;
    --green:#1a7f37;
    --red:#c0392b;
    --dark:#1c1c1e;
    --gray:#636366;
    --light:#f5f5f7;
    --white:#ffffff;
    --radius:12px;
    --shadow:0 4px 20px rgba(0,0,0,.08);
    --container:1440px;
    --gutter:32px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--dark);background:var(--light);line-height:1.7;padding-bottom:60px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ========== SVG 图标通用 ========== */
.ico-svg{display:inline-block;width:24px;height:24px;flex-shrink:0;vertical-align:-0.15em}
.ico-svg.sm{width:18px;height:18px}
.ico-svg.lg{width:32px;height:32px}
.ico-svg.xl{width:48px;height:48px}
.ico-svg.xxl{width:64px;height:64px}

/* ========== 顶部导航 ========== */
.site-header{background:var(--white);box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}
.header-inner{max-width:var(--container);margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:12px var(--gutter);gap:20px}
.logo img{height:46px;width:auto}
.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap;flex:1;justify-content:center}
.main-nav>a,.has-sub>a{padding:9px 16px;font-size:15px;font-weight:600;border-radius:8px;transition:.2s;display:inline-block}
.main-nav>a:hover,.has-sub>a:hover{color:var(--primary);background:#fff2f0}
.has-sub{position:relative}
.sub-menu{display:none;position:absolute;top:100%;left:0;background:var(--white);box-shadow:0 10px 30px rgba(0,0,0,.14);border-radius:10px;min-width:190px;padding:8px 0;z-index:1001;flex-direction:column;border-top:3px solid var(--primary)}
.has-sub:hover .sub-menu{display:flex}
.sub-menu a{display:flex;align-items:center;gap:10px;width:100%;padding:10px 20px;font-size:14px;white-space:nowrap;border-radius:0;font-weight:600}
.sub-menu a .ico-svg{width:16px;height:16px;color:var(--primary)}
.sub-menu a:hover{background:#fff2f0;color:var(--primary)}
.header-actions{display:flex;gap:10px;align-items:center;flex-shrink:0}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:999px;font-size:14px;font-weight:700;text-align:center;transition:.2s;cursor:pointer;border:2px solid transparent}
.btn .ico-svg{width:16px;height:16px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#e68a00}
.header-qq{background:var(--light);text-align:center;font-size:13px;color:var(--gray);padding:6px 20px;border-top:1px solid #eee;display:flex;align-items:center;justify-content:center;gap:8px}
.header-qq .ico-svg{width:16px;height:16px;color:var(--primary)}
.mobile-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer}

/* ========== QQ 点击复制 ========== */
.copy-qq{color:var(--primary);font-weight:700;cursor:pointer;border-bottom:1px dashed var(--primary);white-space:nowrap}
.copy-qq:hover{color:var(--primary-dark)}
.copy-qq small{font-weight:400;color:var(--gray);border:none}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%) translateY(10px);background:rgba(0,0,0,.82);color:#fff;padding:10px 22px;border-radius:30px;font-size:14px;z-index:9999;opacity:0;pointer-events:none;transition:.3s;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ========== 主体 ========== */
.site-main{max-width:var(--container);margin:0 auto;padding:32px var(--gutter) 72px;min-height:60vh}
.breadcrumb{font-size:13px;color:var(--gray);margin-bottom:18px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.breadcrumb a{color:var(--secondary);font-weight:600}
.breadcrumb span{color:#c7c7cc}
.section-title{font-size:clamp(1.4rem,2.5vw,1.9rem);margin:44px 0 18px;font-weight:800;border-left:5px solid var(--primary);padding-left:14px}
.section-lead{color:var(--gray);font-size:15px;margin:-8px 0 24px;padding-left:19px}

/* ========== Hero（带装饰光晕） ========== */
.hero{background:linear-gradient(135deg,#ff3b30 0%,#ff6b4a 45%,#ff9f0a 100%);border-radius:22px;padding:72px 56px;color:#fff;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;right:-80px;top:-100px;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.12);pointer-events:none}
.hero::after{content:'';position:absolute;right:80px;bottom:-120px;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.08);pointer-events:none}
.hero>*{position:relative;z-index:1}
.hero h1{font-size:clamp(2rem,4vw,3.4rem);line-height:1.15;margin-bottom:20px;font-weight:900;max-width:900px}
.hero p{font-size:clamp(1rem,1.6vw,1.25rem);opacity:.95;max-width:840px;margin-bottom:30px}
.hero .btn{background:#fff;color:var(--primary);border-color:#fff;margin-right:12px;margin-bottom:8px}
.hero .btn:hover{background:var(--dark);color:#fff;border-color:var(--dark)}
.hero .btn-outline{background:transparent;color:#fff;border-color:#fff}
.hero .btn-outline:hover{background:#fff;color:var(--primary)}

/* ========== 统计栏 ========== */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:28px 0}
.stat-card{background:var(--white);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow);border-top:4px solid var(--accent)}
.stat-card:nth-child(2){border-color:var(--secondary)}
.stat-card:nth-child(3){border-color:var(--teal)}
.stat-card:nth-child(4){border-color:var(--primary)}
.stat-ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;background:linear-gradient(135deg,#fff8e6,#ffefc2);color:var(--accent)}
.stat-card:nth-child(2) .stat-ico{background:linear-gradient(135deg,#eaf3ff,#d9e9ff);color:var(--secondary)}
.stat-card:nth-child(3) .stat-ico{background:linear-gradient(135deg,#e8fbf9,#d0f5f0);color:var(--teal)}
.stat-card:nth-child(4) .stat-ico{background:linear-gradient(135deg,#fff2f0,#ffe5e0);color:var(--primary)}
.stat-ico .ico-svg{width:26px;height:26px}
.stat-card strong{display:block;font-size:clamp(1.4rem,2.5vw,2rem);color:var(--dark)}
.stat-card span{font-size:13px;color:var(--gray)}

/* ========== 平台介绍（首页） ========== */
.intro-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:36px;align-items:start;background:var(--white);border-radius:16px;padding:36px;box-shadow:var(--shadow)}
.intro-text p{font-size:15px;color:#3a3a3c;margin-bottom:16px}
.intro-text p strong{color:var(--primary)}
.intro-features{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.feature-item{background:var(--light);border-radius:12px;padding:18px;display:flex;gap:14px;align-items:flex-start;transition:.2s}
.feature-item:hover{background:#fff2f0;transform:translateY(-2px)}
.feature-item .ico{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:#fff;color:var(--primary);box-shadow:0 2px 8px rgba(0,0,0,.06);flex-shrink:0}
.feature-item .ico .ico-svg{width:22px;height:22px}
.feature-item h4{font-size:14px;margin-bottom:4px}
.feature-item p{font-size:12px;color:var(--gray);line-height:1.6}

/* ========== 全球办公室 ========== */
.office-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.office-card{background:var(--white);border-radius:14px;padding:26px;box-shadow:var(--shadow);border-top:4px solid var(--secondary);transition:.25s;position:relative;overflow:hidden}
.office-card::after{content:'';position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;background:var(--light);z-index:0}
.office-card>*{position:relative;z-index:1}
.office-card:nth-child(2){border-color:var(--primary)}
.office-card:nth-child(3){border-color:var(--accent)}
.office-card:nth-child(4){border-color:var(--teal)}
.office-card:nth-child(5){border-color:var(--purple)}
.office-card:nth-child(6){border-color:var(--green)}
.office-card:hover{transform:translateY(-4px)}
.office-flag{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#eaf3ff,#d9e9ff);color:var(--secondary);margin-bottom:12px}
.office-card:nth-child(2) .office-flag{background:linear-gradient(135deg,#fff2f0,#ffe5e0);color:var(--primary)}
.office-card:nth-child(3) .office-flag{background:linear-gradient(135deg,#fff8e6,#ffefc2);color:var(--accent)}
.office-card:nth-child(4) .office-flag{background:linear-gradient(135deg,#e8fbf9,#d0f5f0);color:var(--teal)}
.office-card:nth-child(5) .office-flag{background:linear-gradient(135deg,#f4ecff,#e6d6ff);color:var(--purple)}
.office-card:nth-child(6) .office-flag{background:linear-gradient(135deg,#e6f9ed,#c6efd3);color:var(--green)}
.office-card h3{font-size:1.1rem;margin-bottom:10px}
.office-card p{font-size:13.5px;color:var(--gray);margin-bottom:8px}
.office-card .office-meta{font-size:12px;color:#8e8e93;border-top:1px dashed #eee;padding-top:10px;margin-top:10px;line-height:1.7}

/* ========== 产品卡片 ========== */
.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.product-card{background:var(--white);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:.25s;border-bottom:4px solid var(--accent);display:flex;flex-direction:column}
.product-card:nth-child(2n){border-bottom-color:var(--secondary)}
.product-card:nth-child(3n){border-bottom-color:var(--teal)}
.product-card:nth-child(4n){border-bottom-color:var(--purple)}
.product-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.12)}
.product-card .icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#fff2f0,#ffe5e0);color:var(--primary);margin-bottom:14px}
.product-card:nth-child(2n) .icon{background:linear-gradient(135deg,#eaf3ff,#d9e9ff);color:var(--secondary)}
.product-card:nth-child(3n) .icon{background:linear-gradient(135deg,#fff8e6,#ffefc2);color:var(--accent)}
.product-card:nth-child(4n) .icon{background:linear-gradient(135deg,#e8fbf9,#d0f5f0);color:var(--teal)}
.product-card .icon .ico-svg{width:30px;height:30px}
.product-card h3{font-size:1.2rem;margin-bottom:10px}
.product-card p{font-size:14px;color:var(--gray);margin-bottom:16px;flex:1}
.product-card a{color:var(--primary);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:4px}
.product-card a .ico-svg{width:14px;height:14px}

/* ========== 新闻列表 ========== */
.news-list{display:grid;gap:16px}
.news-item{background:var(--white);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);display:flex;gap:18px;align-items:flex-start;transition:.2s}
.news-item:hover{box-shadow:0 8px 30px rgba(0,0,0,.12)}
.news-item .date{min-width:80px;background:var(--light);border-radius:10px;text-align:center;padding:10px 6px;font-size:12px;color:var(--gray)}
.news-item .date strong{display:block;font-size:1.5rem;color:var(--primary)}
.news-item h3{font-size:1.05rem;margin-bottom:6px}
.news-item h3 a:hover{color:var(--primary)}
.news-item p{font-size:13.5px;color:var(--gray);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item .news-meta{font-size:12px;color:#8e8e93;margin-top:8px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.news-item .news-meta .ico-svg{width:13px;height:13px;color:var(--primary)}

/* ========== 新闻中心双栏 + 热门 ========== */
.news-layout{display:grid;grid-template-columns:1fr 360px;gap:30px;align-items:start}
.hot-list{background:var(--white);border-radius:14px;padding:24px;box-shadow:var(--shadow);position:sticky;top:150px}
.hot-list h3{font-size:1rem;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary);display:flex;align-items:center;gap:8px}
.hot-list h3 .ico-svg{width:18px;height:18px;color:var(--primary)}
.hot-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed #eee;align-items:flex-start}
.hot-item:last-child{border-bottom:none}
.hot-item .rank{flex-shrink:0;width:24px;height:24px;border-radius:6px;background:#eee;color:var(--gray);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:2px}
.hot-item:nth-child(2) .rank{background:var(--primary);color:#fff}
.hot-item:nth-child(3) .rank{background:var(--accent);color:#fff}
.hot-item:nth-child(4) .rank{background:var(--secondary);color:#fff}
.hot-item a{font-size:13.5px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-item a:hover{color:var(--primary)}
.hot-item .hot-views{font-size:11px;color:#8e8e93;display:block;margin-top:4px}
.page-info{text-align:center;font-size:13px;color:var(--gray);margin-top:-10px}

/* ========== 文章详情 ========== */
.article-detail{background:var(--white);border-radius:var(--radius);padding:36px 40px;box-shadow:var(--shadow)}
.article-detail h1{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:10px}
.article-detail .meta{color:var(--gray);font-size:13px;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid #eee;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.article-detail .meta span{display:inline-flex;align-items:center;gap:4px}
.article-detail .meta .ico-svg{width:14px;height:14px;color:var(--primary)}
.article-content{font-size:16px;line-height:1.95;word-break:break-word}
.article-content img{max-width:100%;border-radius:8px;margin:16px 0}
.article-content p{margin-bottom:16px}
.article-content h2,.article-content h3{margin:26px 0 14px}

/* ========== 产品独立页 Hero ========== */
.product-hero{display:flex;gap:28px;align-items:center;background:linear-gradient(135deg,#ff3b30,#ff9f0a);color:#fff;border-radius:20px;padding:46px 44px;margin-bottom:26px;position:relative;overflow:hidden}
.product-hero::before{content:'';position:absolute;right:-100px;top:-60px;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.12)}
.product-hero::after{content:'';position:absolute;right:80px;bottom:-100px;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.08)}
.product-hero>*{position:relative;z-index:1}
.product-hero-icon{width:110px;height:110px;border-radius:24px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.22);color:#fff;flex-shrink:0;backdrop-filter:blur(4px)}
.product-hero-icon .ico-svg{width:64px;height:64px}
.product-hero h1{font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:10px;font-weight:900}
.product-hero p{opacity:.96;margin-bottom:20px;font-size:15.5px;max-width:900px}
.product-hero .btn{background:#fff;color:var(--primary);border-color:#fff}
.product-hero .btn:hover{background:var(--dark);color:#fff;border-color:var(--dark)}

/* ========== 内容区块 ========== */
.content-section{background:var(--white);border-radius:14px;padding:32px 36px;box-shadow:var(--shadow);margin-bottom:22px}
.content-section h2{font-size:1.35rem;margin-bottom:16px;color:var(--dark);border-left:4px solid var(--primary);padding-left:12px;display:flex;align-items:center;gap:10px}
.content-section h2 .ico-svg{width:22px;height:22px;color:var(--primary)}
.content-section h3{font-size:1.1rem;margin:20px 0 12px;color:var(--primary)}
.content-section p{font-size:15px;color:#3a3a3c;margin-bottom:14px}
.content-section ul{margin:0 0 14px 24px}
.content-section li{font-size:14.5px;color:#3a3a3c;margin-bottom:9px}
.spec-table{width:100%;border-collapse:collapse;margin:12px 0 8px;font-size:14px}
.spec-table th,.spec-table td{border:1px solid #eee;padding:12px 14px;text-align:left}
.spec-table th{background:var(--light);font-weight:700}
.spec-table tr:hover td{background:#fffaf9}

/* ========== 优势卡片（带图标） ========== */
.advantage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.advantage-item{background:var(--light);border-radius:12px;padding:20px;border-left:4px solid var(--accent);display:flex;gap:14px;align-items:flex-start}
.advantage-item:nth-child(2n){border-left-color:var(--secondary)}
.advantage-item:nth-child(3n){border-left-color:var(--teal)}
.advantage-item .adv-ico{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:#fff;color:var(--accent);flex-shrink:0;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.advantage-item:nth-child(2n) .adv-ico{color:var(--secondary)}
.advantage-item:nth-child(3n) .adv-ico{color:var(--teal)}
.advantage-item .adv-ico .ico-svg{width:22px;height:22px}
.advantage-item h4{font-size:14.5px;margin-bottom:6px}
.advantage-item p{font-size:13px;color:var(--gray);margin:0}

/* ========== FAQ ========== */
.faq-list{display:grid;gap:12px}
.faq-item{background:var(--light);border-radius:12px;overflow:hidden;border:1px solid #ececf0}
.faq-q{padding:16px 22px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:15px}
.faq-q .faq-ico{width:24px;height:24px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0;box-shadow:0 2px 6px rgba(0,0,0,.06);transition:transform .25s}
.faq-q .faq-ico .ico-svg{width:14px;height:14px}
.faq-q .faq-ico .ico-svg.minus{display:none}
.faq-item.open .faq-q .faq-ico{background:var(--primary);color:#fff;transform:rotate(180deg)}
.faq-item.open .faq-q .faq-ico .ico-svg.plus{display:none}
.faq-item.open .faq-q .faq-ico .ico-svg.minus{display:block}
.faq-item.open .faq-q{color:var(--primary)}
.faq-a{display:none;padding:0 22px 18px;font-size:14px;color:var(--gray);line-height:1.9}
.faq-item.open .faq-a{display:block}

/* ========== 关于我们：时间线 ========== */
.timeline{position:relative;padding-left:32px;margin:8px 0 6px}
.timeline::before{content:'';position:absolute;left:8px;top:6px;bottom:6px;width:3px;background:linear-gradient(var(--primary),var(--accent));border-radius:3px}
.timeline-item{position:relative;margin-bottom:18px;background:var(--light);border-radius:12px;padding:18px 22px}
.timeline-item:last-child{margin-bottom:0}
.timeline-item::before{content:'';position:absolute;left:-32px;top:24px;width:13px;height:13px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary)}
.timeline-item .year{color:var(--primary);font-weight:900;font-size:1.05rem;display:flex;align-items:center;gap:8px;margin-bottom:4px}
.timeline-item .year .ico-svg{width:16px;height:16px}
.timeline-item p{font-size:14px;color:#3a3a3c;margin:0}

/* ========== 开户步骤 ========== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.step{background:var(--light);border-radius:12px;padding:22px;border-top:4px solid var(--primary);transition:.2s;position:relative}
.step:nth-child(2){border-color:var(--secondary)}
.step:nth-child(3){border-color:var(--accent)}
.step:nth-child(4){border-color:var(--teal)}
.step:nth-child(5){border-color:var(--purple)}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.step .num{width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;margin-bottom:12px}
.step:nth-child(2) .num{background:var(--secondary)}
.step:nth-child(3) .num{background:var(--accent)}
.step:nth-child(4) .num{background:var(--teal)}
.step:nth-child(5) .num{background:var(--purple)}
.step h4{font-size:15px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.step h4 .ico-svg{width:16px;height:16px;color:var(--primary)}
.step p{font-size:13px;color:var(--gray);margin:0}

/* ========== 交易软件卡片 ========== */
.software-card{background:var(--white);border-radius:14px;padding:32px 36px;box-shadow:var(--shadow);margin-bottom:22px}
.software-card .soft-head{display:flex;align-items:center;gap:16px;margin-bottom:14px}
.software-card .soft-icon{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eaf3ff,#d9e9ff);color:var(--secondary);flex-shrink:0}
.software-card:nth-child(3) .soft-icon{background:linear-gradient(135deg,#fff2f0,#ffe5e0);color:var(--primary)}
.software-card:nth-child(5) .soft-icon{background:linear-gradient(135deg,#fff8e6,#ffefc2);color:var(--accent)}
.software-card .soft-icon .ico-svg{width:32px;height:32px}
.software-card .soft-head h3{font-size:1.35rem}
.software-card>p{font-size:14.5px;color:var(--gray);margin-bottom:18px}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.pros,.cons{border-radius:12px;padding:20px 22px}
.pros{background:#f0fff5;border-left:4px solid var(--green)}
.cons{background:#fff5f5;border-left:4px solid var(--red)}
.pros h4{color:var(--green);font-size:15px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.cons h4{color:var(--red);font-size:15px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.pros h4 .ico-svg,.cons h4 .ico-svg{width:18px;height:18px}
.pros li,.cons li{font-size:13.5px;color:#3a3a3c;margin:0 0 7px 18px}

/* ========== CTA 区块 ========== */
.cta-band{background:linear-gradient(135deg,#0a84ff,#8e44ff);border-radius:20px;padding:52px 44px;color:#fff;text-align:center;margin:48px 0 10px;position:relative;overflow:hidden}
.cta-band::before{content:'';position:absolute;left:-80px;top:-80px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.1);pointer-events:none}
.cta-band::after{content:'';position:absolute;right:-60px;bottom:-100px;width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.08);pointer-events:none}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{font-size:clamp(1.4rem,2.5vw,2rem);margin-bottom:12px}
.cta-band p{opacity:.92;margin-bottom:24px;font-size:15.5px;max-width:900px;margin-left:auto;margin-right:auto}
.cta-band .btn{background:#fff;color:var(--secondary);border-color:#fff;padding:12px 32px;font-size:15px}
.cta-band .btn:hover{background:var(--dark);color:#fff;border-color:var(--dark)}

/* ========== 分页 ========== */
.pagination{display:flex;gap:8px;justify-content:center;margin:32px 0 6px;flex-wrap:wrap}
.pagination a{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 14px;border-radius:8px;background:var(--white);box-shadow:var(--shadow);font-size:14px;font-weight:700}
.pagination a.active,.pagination a:hover{background:var(--primary);color:#fff}

/* ========== 联系我们 ========== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.contact-card{background:var(--white);border-radius:var(--radius);padding:28px 32px;box-shadow:var(--shadow)}
.contact-card h3{color:var(--primary);margin-bottom:16px;font-size:1.1rem;display:flex;align-items:center;gap:10px}
.contact-card h3 .ico-svg{width:20px;height:20px}
.contact-line{display:flex;align-items:center;gap:12px;font-size:14px;color:#3a3a3c;margin-bottom:14px}
.contact-line .contact-ico{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:#fff2f0;color:var(--primary);flex-shrink:0}
.contact-line .contact-ico .ico-svg{width:18px;height:18px}
.contact-line .contact-meta{flex:1}
.contact-line .contact-meta small{display:block;color:#8e8e93;font-size:11.5px;margin-top:2px}

/* ========== 页脚 ========== */
.site-footer{background:var(--white);border-top:4px solid var(--primary);margin-top:48px;padding:44px var(--gutter) 24px}
.footer-grid{max-width:var(--container);margin:0 auto;display:grid;grid-template-columns:2.2fr 1fr 1.4fr 1fr;gap:32px}
.footer-col h4{font-size:15px;margin-bottom:14px;color:var(--dark)}
.footer-col p,.footer-col a{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gray);margin-bottom:8px}
.footer-col a:hover{color:var(--primary)}
.footer-col .ico-svg{width:14px;height:14px;color:var(--primary)}
.footer-bottom{max-width:var(--container);margin:28px auto 0;padding-top:18px;border-top:1px solid #eee;font-size:12px;color:var(--gray);text-align:center}
.mobile-bottom-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--white);box-shadow:0 -4px 20px rgba(0,0,0,.1);padding:8px 12px;z-index:999;gap:10px}
.mobile-bottom-bar .btn{flex:1;padding:10px 8px;font-size:14px}

/* ========== 后台表格通用 ========== */
.admin-table{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden;box-shadow:var(--shadow)}
.admin-table th,.admin-table td{padding:10px 12px;border-bottom:1px solid #eee;font-size:14px;text-align:left;vertical-align:top}
.admin-table th{background:var(--light);font-weight:700}

/* ========== 404 ========== */
.page-404{text-align:center;padding:100px 20px}
.page-404 h1{font-size:7rem;color:var(--primary);line-height:1}
.page-404 p{font-size:1.1rem;color:var(--gray);margin:16px 0 26px}

/* ========== 响应式 ========== */
@media(max-width:1280px){
    :root{--gutter:24px}
    .office-grid{grid-template-columns:repeat(2,1fr)}
    .advantage-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:1024px){
    .news-layout{grid-template-columns:1fr}
    .hot-list{position:static}
    .intro-grid{grid-template-columns:1fr}
}
@media(max-width:900px){
    .footer-grid{grid-template-columns:1fr 1fr}
    .contact-grid{grid-template-columns:1fr}
    .stats-bar{grid-template-columns:1fr 1fr}
    .pros-cons{grid-template-columns:1fr}
    .product-hero{flex-direction:column;text-align:center;align-items:center;padding:36px 24px}
    .hero{padding:48px 28px}
}
@media(max-width:768px){
    body{padding-bottom:64px}
    .header-inner{padding:10px 16px}
    .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:14px 20px;box-shadow:var(--shadow);gap:2px}
    .main-nav.open{display:flex}
    .sub-menu{position:static;display:block;box-shadow:none;padding-left:12px;border-left:3px solid var(--primary);border-top:none;margin:4px 0;background:transparent;min-width:0}
    .has-sub:hover .sub-menu{display:block}
    .header-actions{display:none}
    .mobile-toggle{display:block}
    .mobile-bottom-bar{display:flex}
    .site-main{padding:20px 16px 48px}
    .hero{padding:36px 20px;border-radius:16px}
    .footer-grid{grid-template-columns:1fr;gap:24px}
    .office-grid,.advantage-grid{grid-template-columns:1fr}
    .intro-features{grid-template-columns:1fr}
    .content-section,.software-card,.article-detail{padding:22px 20px}
    .cta-band{padding:36px 20px}
    .toast{bottom:80px;font-size:13px}
}