/* ==================== 基础重置 ==================== */
*{margin:0;padding:0;box-sizing:border-box}
html,body{width:100%;overflow-x:hidden;scroll-behavior:smooth}
body{
    font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
    color:#1a1a1a;background:#fff;line-height:1.6;min-height:100vh;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;border:0;display:block}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ==================== 配色变量 ==================== */
:root{
  /* 主色：墨绿 */
  --primary:#0f766e;
  --primary-dark:#0a4f4a;
  --primary-light:#e6f4f2;
  --primary-bright:#14b8a6;
  /* 金色 */
  --gold:#d4af37;
  --gold-light:#e5c25c;
  --gold-dark:#a88a25;
  /* 中性色 */
  --white:#fff;
  --black:#0a1f1d;
  --text:#1a1a1a;
  --text-light:#666;
  --gray-light:#f7f9f8;
  --border:#e8ede9;
}

/* ==================== 按钮 ==================== */
.btn{padding:10px 22px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .25s;border:none;display:inline-block;line-height:1.4}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 6px 18px rgba(15,118,110,.35)}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#1a1a1a;font-weight:600}
.btn-gold:hover{background:linear-gradient(135deg,var(--gold-dark),var(--gold));transform:translateY(-1px);box-shadow:0 6px 18px rgba(212,175,55,.4)}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{background:#f0f2f5;transform:translateY(-1px)}
.btn-lg{padding:15px 38px;font-size:16px;border-radius:10px}
.btn-sm{padding:8px 18px;font-size:13px}

/* ==================== 头部 ==================== */
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 1px 4px rgba(15,118,110,.04)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo img{height:42px;width:auto}
.main-nav ul{display:flex;gap:4px}
.main-nav a{padding:9px 15px;font-size:15px;color:var(--black);font-weight:500;border-radius:8px;transition:.2s;display:inline-block}
.main-nav a:hover,.main-nav a.active{background:var(--primary);color:#fff}

.has-sub{position:relative}
.has-sub > a{position:relative;z-index:2}
.sub-menu{
    display:block;position:absolute;top:100%;left:0;background:#fff;
    min-width:190px;box-shadow:0 10px 32px rgba(15,118,110,.15);border-radius:10px;
    padding:10px 0;z-index:999;opacity:0;visibility:hidden;transform:translateY(10px);
    transition:opacity .3s,transform .3s,visibility .3s;
    border-top:3px solid var(--gold);
}
.has-sub:hover .sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.has-sub::after{content:'';position:absolute;bottom:-20px;left:0;width:100%;height:25px}
.sub-menu a{display:block;padding:11px 22px;font-size:14px;color:var(--black);border-radius:0}
.sub-menu a:hover{background:var(--primary-light);color:var(--primary)}

.header-actions{display:flex;gap:10px;align-items:center}
.header-qq{background:var(--primary-light);text-align:center;padding:7px 0;font-size:13px;color:var(--text-light)}
.header-qq strong{color:var(--primary)}
.mobile-toggle{display:none;font-size:26px;cursor:pointer;color:var(--black);user-select:none;line-height:1}

/* ==================== Hero 首屏（墨绿渐变+金） ==================== */
.hero{
    background:linear-gradient(135deg,#0a1f1d 0%,#0f766e 60%,#14b8a6 100%);
    color:#fff;padding:110px 0 100px;position:relative;overflow:hidden;
}
.hero::before{
    content:'';position:absolute;top:-100px;right:-100px;width:500px;height:500px;
    background:radial-gradient(circle,rgba(212,175,55,.25) 0%,transparent 70%);
    border-radius:50%;
}
.hero::after{
    content:'';position:absolute;bottom:-150px;left:-100px;width:400px;height:400px;
    background:radial-gradient(circle,rgba(20,184,166,.3) 0%,transparent 70%);
    border-radius:50%;
}
.hero .container{position:relative;z-index:2}
.hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center}
.hero-badge{
    display:inline-block;padding:8px 18px;background:rgba(212,175,55,.15);
    border:1px solid rgba(212,175,55,.5);border-radius:20px;
    font-size:13px;color:var(--gold-light);margin-bottom:24px;backdrop-filter:blur(6px);
}
.hero h1{font-size:48px;font-weight:800;line-height:1.2;margin-bottom:22px;letter-spacing:-.5px}
.hero h1 .accent{
    background:linear-gradient(135deg,var(--gold),var(--gold-light));
    -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:18px;opacity:.92;margin-bottom:36px;line-height:1.8}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-trust{
    display:flex;gap:22px;flex-wrap:wrap;margin-top:28px;
    font-size:13.5px;color:rgba(255,255,255,.9);
}
.hero-trust span{display:flex;align-items:center;gap:6px}
.hero-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.hero-stat{
    background:rgba(255,255,255,.08);backdrop-filter:blur(10px);
    border:1px solid rgba(212,175,55,.3);border-radius:14px;padding:24px 20px;
    text-align:center;transition:.3s;
}
.hero-stat:hover{background:rgba(212,175,55,.15);border-color:rgba(212,175,55,.6);transform:translateY(-3px)}
.hero-stat .num{
    font-size:28px;font-weight:800;line-height:1.2;
    background:linear-gradient(135deg,var(--gold),var(--gold-light));
    -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-stat .label{font-size:13px;color:rgba(255,255,255,.85);margin-top:6px}

/* ==================== 监管提示条 ==================== */
.license-bar{background:#fff;border-bottom:1px solid var(--border);padding:18px 0}
.license-bar .container{display:flex;justify-content:space-around;flex-wrap:wrap;gap:20px}
.license-item{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--black);font-weight:500}
.license-item .badge{font-size:20px}

/* ==================== Section 通用 ==================== */
.section{padding:80px 0}
.section-lg{padding:100px 0}
.section-sm{padding:50px 0}
.section-title{text-align:center;margin-bottom:56px}
.section-title .sub{
    display:inline-block;font-size:13px;color:var(--gold-dark);font-weight:600;
    letter-spacing:2px;text-transform:uppercase;margin-bottom:12px;
}
.section-title h2{font-size:34px;font-weight:800;color:var(--black);line-height:1.3;margin-bottom:14px}
.section-title h2::after{
    content:'';display:block;width:50px;height:3px;
    background:linear-gradient(90deg,var(--gold),var(--gold-light));
    margin:16px auto 0;border-radius:2px;
}
.section-title p{font-size:16px;color:var(--text-light);max-width:680px;margin:0 auto}
.section-title.left{text-align:left}
.section-title.left h2::after{margin-left:0}
.section-title.left p{margin:0}
.bg-light{background:var(--gray-light)}

/* ==================== 特色卡片 ==================== */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    padding:36px 28px;transition:.3s;position:relative;overflow:hidden;
}
.feature-card::before{
    content:'';position:absolute;top:0;left:0;width:100%;height:3px;
    background:linear-gradient(90deg,var(--gold),var(--gold-light));transform:scaleX(0);
    transform-origin:left;transition:transform .4s;
}
.feature-card:hover::before{transform:scaleX(1)}
.feature-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(15,118,110,.12);border-color:transparent}
.feature-icon{
    width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;
    font-size:30px;margin-bottom:20px;background:var(--primary-light);border:1px solid #cce4e1;
}
.feature-card h3{font-size:19px;color:var(--black);margin-bottom:10px;font-weight:700}
.feature-card p{font-size:14px;color:var(--text-light);line-height:1.8}

/* ==================== 产品卡片 ==================== */
.product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.product-card{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    padding:36px 16px;text-align:center;font-size:15px;font-weight:600;
    color:var(--black);transition:.3s;
}
.product-card .pc-icon{
    width:60px;height:60px;margin:0 auto 16px;border-radius:50%;
    background:var(--primary-light);display:flex;align-items:center;justify-content:center;
    font-size:26px;transition:.3s;
}
.product-card:hover{border-color:var(--gold);box-shadow:0 12px 28px rgba(212,175,55,.2);transform:translateY(-6px)}
.product-card:hover .pc-icon{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;transform:scale(1.05)}
.product-card span{display:block;margin-top:6px;font-size:12px;color:var(--text-light);font-weight:400}

/* ==================== 优势横排 ==================== */
.advantage-list{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.advantage-item{
    display:flex;gap:18px;padding:26px;background:#fff;border:1px solid var(--border);
    border-radius:14px;transition:.3s;
}
.advantage-item:hover{box-shadow:0 10px 28px rgba(15,118,110,.1);border-color:var(--primary)}
.advantage-icon{
    flex-shrink:0;width:52px;height:52px;border-radius:12px;
    background:linear-gradient(135deg,var(--primary),var(--primary-bright));color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:22px;
}
.advantage-body h4{font-size:16px;color:var(--black);margin-bottom:6px;font-weight:700}
.advantage-body p{font-size:13.5px;color:var(--text-light);line-height:1.7}

/* ==================== 数据统计条（墨绿+金） ==================== */
.stats-bar{
    background:linear-gradient(135deg,#0a1f1d 0%,#0f766e 50%,#14b8a6 100%);
    padding:60px 0;color:#fff;position:relative;overflow:hidden;
}
.stats-bar::before{
    content:'';position:absolute;top:-100px;right:-100px;width:400px;height:400px;
    background:radial-gradient(circle,rgba(212,175,55,.2) 0%,transparent 70%);
    border-radius:50%;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;position:relative;z-index:2}
.stat-item{padding:16px}
.stat-item .num{
    font-size:40px;font-weight:800;line-height:1.2;
    background:linear-gradient(135deg,var(--gold),var(--gold-light));
    -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-item .label{font-size:14px;color:rgba(255,255,255,.85);margin-top:8px}

/* ==================== 交易流程 ==================== */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.step-item{text-align:center;padding:20px}
.step-num{
    width:64px;height:64px;margin:0 auto 20px;border-radius:50%;
    background:#fff;border:2px solid var(--gold);color:var(--gold-dark);
    display:flex;align-items:center;justify-content:center;
    font-size:24px;font-weight:800;transition:.3s;
}
.step-item:hover .step-num{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;transform:scale(1.08)}
.step-item h4{font-size:17px;color:var(--black);margin-bottom:10px}
.step-item p{font-size:13.5px;color:var(--text-light);line-height:1.7}

/* ==================== 市场行情卡 ==================== */
.market-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.market-card{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:24px;transition:.3s;
}
.market-card:hover{border-color:var(--primary);box-shadow:0 12px 30px rgba(15,118,110,.12);transform:translateY(-4px)}
.market-head{font-size:16px;font-weight:700;color:var(--black);margin-bottom:6px;display:flex;align-items:center;gap:8px}
.market-name{font-size:13px;color:var(--text-light);margin-bottom:18px}
.market-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.market-specs>div{text-align:center;padding:12px 6px;background:var(--gray-light);border-radius:8px}
.market-specs small{display:block;font-size:11px;color:var(--text-light);margin-bottom:4px}
.market-specs strong{font-size:14px;color:var(--primary)}

/* ==================== 交易工具卡 ==================== */
.tools-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.tool-card{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:32px 24px;text-align:center;transition:.3s;
}
.tool-card:hover{background:linear-gradient(135deg,var(--primary),var(--primary-bright));border-color:transparent;color:#fff;transform:translateY(-4px)}
.tool-card:hover h3,.tool-card:hover p{color:#fff}
.tool-icon{font-size:38px;margin-bottom:16px}
.tool-card h3{font-size:17px;color:var(--black);margin-bottom:10px}
.tool-card p{font-size:13.5px;color:var(--text-light);line-height:1.7}

/* ==================== 账户类型卡 ==================== */
.account-type-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.account-type-card{
    background:#fff;border:1.5px solid var(--border);border-radius:18px;
    padding:38px 30px;text-align:center;position:relative;transition:.3s;
    display:flex;flex-direction:column;
}
.account-type-card:hover{transform:translateY(-6px);box-shadow:0 20px 46px rgba(15,118,110,.14)}
.account-type-card.featured{
    border-color:var(--gold);
    box-shadow:0 20px 46px rgba(212,175,55,.2);
    transform:scale(1.03);
}
.account-type-card.featured:hover{transform:scale(1.03) translateY(-6px)}
.account-type-card .ribbon{
    position:absolute;top:-14px;left:50%;transform:translateX(-50%);
    background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#0a1f1d;
    padding:6px 20px;border-radius:20px;font-size:12px;font-weight:700;
    letter-spacing:1px;box-shadow:0 6px 16px rgba(212,175,55,.4);
}
.account-type-card h3{font-size:20px;color:var(--black);margin-bottom:16px;font-weight:700}
.at-price{font-size:40px;font-weight:800;color:var(--primary);line-height:1;margin-bottom:4px}
.at-price span{font-size:14px;color:var(--text-light);font-weight:400;margin-left:4px}
.at-sub{font-size:13px;color:var(--text-light);margin-bottom:24px}
.account-type-card ul{text-align:left;padding:0;margin:0 0 28px;flex:1}
.account-type-card li{
    font-size:14px;color:#333;line-height:2.2;
    padding-left:0;border-bottom:1px dashed #eef4f2;
}
.account-type-card .btn{width:100%}

/* ==================== 时间线 ==================== */
.timeline{max-width:900px;margin:0 auto;position:relative;padding-left:20px}
.timeline::before{
    content:'';position:absolute;left:0;top:20px;bottom:20px;
    width:2px;background:linear-gradient(180deg,var(--primary),var(--gold));
}
.timeline-item{position:relative;padding-left:46px;padding-bottom:38px}
.timeline-item:last-child{padding-bottom:0}
.timeline-dot{
    position:absolute;left:-31px;top:6px;width:16px;height:16px;
    border-radius:50%;background:#fff;border:3px solid var(--gold);
    box-shadow:0 0 0 4px rgba(212,175,55,.15);
}
.timeline-year{display:inline-block;font-size:13px;font-weight:700;color:var(--primary);letter-spacing:1px;margin-bottom:8px}
.timeline-content h4{font-size:17px;color:var(--black);margin-bottom:8px}
.timeline-content p{font-size:14px;color:var(--text-light);line-height:1.75}

/* ==================== 安全卡 ==================== */
.security-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.security-card{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    padding:34px 26px;text-align:center;transition:.3s;
}
.security-card:hover{box-shadow:0 14px 36px rgba(15,118,110,.12);transform:translateY(-4px);border-color:var(--primary)}
.sec-icon{
    width:68px;height:68px;margin:0 auto 20px;border-radius:50%;
    background:linear-gradient(135deg,var(--primary),var(--primary-bright));color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:28px;
}
.security-card h3{font-size:17px;color:var(--black);margin-bottom:10px}
.security-card p{font-size:13.5px;color:var(--text-light);line-height:1.75}

/* ==================== 团队卡 ==================== */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    padding:34px 24px;text-align:center;transition:.3s;
}
.team-card:hover{box-shadow:0 14px 36px rgba(15,118,110,.12);transform:translateY(-4px);border-color:var(--primary)}
.team-avatar{
    width:84px;height:84px;margin:0 auto 18px;border-radius:50%;
    background:linear-gradient(135deg,var(--primary),var(--primary-bright));color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:36px;font-weight:700;
    border:3px solid var(--gold);
}
.team-card h3{font-size:17px;color:var(--black);margin-bottom:4px}
.team-role{font-size:12.5px;color:var(--primary);font-weight:600;margin-bottom:12px}
.team-card p{font-size:13.5px;color:var(--text-light);line-height:1.75}

/* ==================== 成本卡 ==================== */
.cost-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cost-card{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:30px 26px;transition:.3s;
}
.cost-card:hover{border-color:var(--primary);box-shadow:0 12px 30px rgba(15,118,110,.1);transform:translateY(-4px)}
.cost-icon{font-size:34px;margin-bottom:16px}
.cost-card h3{font-size:17px;color:var(--black);margin-bottom:10px}
.cost-card p{font-size:13.5px;color:var(--text-light);line-height:1.8}

/* ==================== 保证金卡 ==================== */
.margin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.margin-card{
    background:linear-gradient(135deg,#fff,var(--primary-light));border:1px solid var(--border);
    border-radius:16px;padding:38px 28px;text-align:center;transition:.3s;
}
.margin-card:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(15,118,110,.14);border-color:var(--primary)}
.mg-num{font-size:34px;font-weight:800;color:var(--primary);line-height:1.2;margin-bottom:14px}
.margin-card h4{font-size:17px;color:var(--black);margin-bottom:10px}
.margin-card p{font-size:13.5px;color:var(--text-light);line-height:1.75}

/* ==================== 支付方式 ==================== */
.payment-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.payment-card{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:36px 24px;text-align:center;transition:.3s;
}
.payment-card:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:0 12px 30px rgba(212,175,55,.15)}
.pay-icon{
    width:64px;height:64px;margin:0 auto 18px;border-radius:16px;
    background:var(--primary-light);display:flex;align-items:center;justify-content:center;
    font-size:28px;
}
.payment-card h4{font-size:16px;color:var(--black);margin-bottom:8px}
.payment-card p{font-size:13px;color:var(--text-light);line-height:1.7}

/* ==================== 新闻卡片 ==================== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    overflow:hidden;transition:.3s;display:flex;flex-direction:column;
}
.news-card:hover{box-shadow:0 14px 36px rgba(15,118,110,.12);transform:translateY(-4px);border-color:var(--primary)}
.news-card .thumb{height:190px;overflow:hidden;background:var(--gray-light);position:relative}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.news-card:hover .thumb img{transform:scale(1.05)}
.news-card .thumb .no-img{
    width:100%;height:100%;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--primary-dark),var(--primary-bright));color:#fff;font-size:36px;
}
.news-card .body{padding:22px 24px;flex:1;display:flex;flex-direction:column}
.news-card .body h3{font-size:16.5px;line-height:1.5;margin-bottom:10px;min-height:50px}
.news-card .body h3 a{color:var(--black);transition:.2s}
.news-card .body h3 a:hover{color:var(--primary)}
.news-card .body p{font-size:13.5px;color:var(--text-light);line-height:1.7;flex:1;margin-bottom:14px}
.news-card .body .meta{font-size:12px;color:#999;display:flex;justify-content:space-between}

/* ==================== 页面 Banner（墨绿渐变+金） ==================== */
.page-banner{
    background:linear-gradient(135deg,#0a1f1d 0%,#0f766e 60%,#14b8a6 100%);
    color:#fff;padding:80px 0;text-align:center;position:relative;overflow:hidden;
}
.page-banner::before{
    content:'';position:absolute;top:-80px;right:-80px;width:300px;height:300px;
    background:radial-gradient(circle,rgba(212,175,55,.25),transparent 70%);border-radius:50%;
}
.page-banner .container{position:relative;z-index:2}
.page-banner h1{font-size:38px;font-weight:800;margin-bottom:14px;color:#fff}
.page-banner p{font-size:16px;opacity:.92;max-width:680px;margin:0 auto}
.page-banner .breadcrumb{margin-top:20px;font-size:13px;opacity:.9}
.page-banner .breadcrumb a{color:var(--gold-light);text-decoration:underline;text-underline-offset:3px}
.page-banner .breadcrumb a:hover{color:#fff}

/* ==================== 内容区 ==================== */
.content-wrap{max-width:860px;margin:0 auto}
.article-content{font-size:16px;line-height:2;color:#333;white-space:pre-wrap;word-wrap:break-word}
.article-content img{max-width:100%;border-radius:10px;margin:20px 0}
.article-cover{width:100%;border-radius:14px;margin:22px 0}
.article-meta{
    color:#999;font-size:13.5px;margin:16px 0 28px;
    display:flex;gap:24px;flex-wrap:wrap;padding-bottom:18px;border-bottom:1px solid #eee;
}

/* ==================== 新闻列表 ==================== */
.news-list{max-width:940px;margin:0 auto}
.news-item{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:28px 32px;margin-bottom:18px;transition:.3s;display:flex;gap:26px;align-items:center;
}
.news-item:hover{box-shadow:0 10px 28px rgba(15,118,110,.1);border-color:var(--primary);transform:translateX(4px)}
.news-item .thumb{
    flex-shrink:0;width:180px;height:120px;border-radius:10px;overflow:hidden;
    background:var(--gray-light);
}
.news-item .thumb img{width:100%;height:100%;object-fit:cover}
.news-item .thumb .no-img{
    width:100%;height:100%;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--primary-dark),var(--primary-bright));color:#fff;font-size:32px;
}
.news-item .body{flex:1;min-width:0}
.news-item h2{font-size:18px;margin-bottom:10px;line-height:1.5}
.news-item h2 a{color:var(--black)}
.news-item h2 a:hover{color:var(--primary)}
.news-item p{font-size:14px;color:var(--text-light);line-height:1.75;margin-bottom:12px}
.news-item time{font-size:12.5px;color:#999}

/* ==================== 数据表 ==================== */
.data-table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(15,118,110,.05)}
.data-table th,.data-table td{padding:16px 22px;text-align:left;font-size:14px;border-bottom:1px solid #eef4f2}
.data-table th{
    background:linear-gradient(135deg,var(--primary-dark),var(--primary));
    color:#fff;font-weight:600;font-size:13.5px;letter-spacing:.3px;
}
.data-table tr:last-child td{border-bottom:0}
.data-table tr:hover td{background:#f7fbfa}

/* ==================== 软件卡片 ==================== */
.software-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.software-card{
    background:#fff;border:1px solid var(--border);border-radius:18px;
    padding:42px 32px;text-align:center;transition:.3s;position:relative;overflow:hidden;
}
.software-card:hover{transform:translateY(-6px);box-shadow:0 20px 46px rgba(15,118,110,.14);border-color:var(--primary)}
.software-card .sw-icon{
    width:80px;height:80px;margin:0 auto 22px;border-radius:20px;
    background:linear-gradient(135deg,var(--primary),var(--primary-bright));color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:800;
}
.software-card h3{font-size:22px;color:var(--black);margin-bottom:12px;font-weight:700}
.software-card .ver{font-size:12.5px;color:var(--gold-dark);font-weight:600;letter-spacing:1px;margin-bottom:16px}
.software-card p{font-size:14px;color:var(--text-light);line-height:1.8;margin-bottom:24px;min-height:76px}
.software-card .btn{width:100%}

/* ==================== 联系网格 ==================== */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.contact-item{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:32px 28px;display:flex;gap:20px;align-items:flex-start;transition:.3s;
}
.contact-item:hover{box-shadow:0 12px 30px rgba(15,118,110,.1);transform:translateY(-3px);border-color:var(--primary)}
.contact-item .ico{
    flex-shrink:0;width:56px;height:56px;border-radius:14px;
    background:linear-gradient(135deg,var(--primary),var(--primary-bright));color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:24px;
}
.contact-item h3{font-size:16px;color:var(--black);margin-bottom:8px;font-weight:700}
.contact-item p{font-size:15px;color:#333;line-height:1.7;word-break:break-all}
.contact-item p.hint{font-size:12.5px;color:#999;margin-top:4px}

/* ==================== CTA 区（墨绿+金） ==================== */
.cta-section{
    background:linear-gradient(135deg,#0a1f1d 0%,#0f766e 50%,#14b8a6 100%);
    color:#fff;padding:70px 0;text-align:center;position:relative;overflow:hidden;
}
.cta-section::before{
    content:'';position:absolute;top:-100px;left:-100px;width:400px;height:400px;
    background:radial-gradient(circle,rgba(212,175,55,.25),transparent 70%);border-radius:50%;
}
.cta-section .container{position:relative;z-index:2}
.cta-section h2{font-size:34px;font-weight:800;margin-bottom:14px;color:#fff}
.cta-section p{font-size:17px;opacity:.92;margin-bottom:32px}
.cta-section .btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ==================== 评价 ==================== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    padding:32px 28px;transition:.3s;
}
.review-card:hover{box-shadow:0 14px 36px rgba(15,118,110,.12);transform:translateY(-4px);border-color:var(--primary)}
.review-stars{color:var(--gold);font-size:15px;margin-bottom:16px;letter-spacing:2px}
.review-card p{font-size:14.5px;color:#333;line-height:1.85;margin-bottom:20px;font-style:italic}
.review-author{display:flex;align-items:center;gap:12px}
.review-avatar{
    width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-bright));
    color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
    border:2px solid var(--gold);
}
.review-author .info strong{display:block;font-size:14px;color:var(--black)}
.review-author .info span{font-size:12px;color:#999}

/* ==================== 常见问题 ==================== */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{
    background:#fff;border:1px solid var(--border);border-radius:12px;
    margin-bottom:14px;overflow:hidden;transition:.3s;
}
.faq-item:hover{border-color:var(--primary)}
.faq-item.open{border-color:var(--gold);box-shadow:0 8px 24px rgba(212,175,55,.12)}
.faq-q{
    padding:20px 26px;font-size:16px;font-weight:600;color:var(--black);
    cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-q::after{content:'+';font-size:22px;color:var(--gold-dark);font-weight:400;transition:.3s;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(45deg);color:var(--gold)}
.faq-a{
    padding:0 26px;font-size:14.5px;color:var(--text-light);line-height:1.85;
    max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;
}
.faq-item.open .faq-a{max-height:400px;padding:0 26px 22px}

/* ==================== 分页 ==================== */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:46px;flex-wrap:wrap}
.pagination a{
    padding:10px 18px;border:1px solid var(--border);border-radius:8px;
    font-size:14px;color:var(--black);transition:.2s;
}
.pagination a.active,.pagination a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ==================== 侧栏 ==================== */
.news-layout{display:grid;grid-template-columns:1fr 320px;gap:38px;align-items:start}
.news-main{min-width:0}
.news-sidebar{position:sticky;top:90px;display:flex;flex-direction:column;gap:22px}
.sidebar-box{
    background:#fff;border:1px solid var(--border);border-radius:14px;
    padding:24px;box-shadow:0 2px 8px rgba(15,118,110,.04);
}
.sidebar-box h3{font-size:15px;color:var(--black);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid #eef4f2}
.sidebar-list{padding:0}
.sidebar-list li{
    display:flex;gap:12px;align-items:flex-start;
    padding:10px 0;border-bottom:1px dashed #eef4f2;
    font-size:13.5px;line-height:1.6;
}
.sidebar-list li:last-child{border-bottom:0}
.sidebar-list .rank{
    flex-shrink:0;width:22px;height:22px;border-radius:6px;
    background:#eef4f2;color:#999;font-size:12px;font-weight:700;
    display:flex;align-items:center;justify-content:center;
}
.sidebar-list .rank.top{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#0a1f1d}
.sidebar-list a{color:#333;transition:.2s}
.sidebar-list a:hover{color:var(--primary)}
.sidebar-cta{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;border:none}
.sidebar-cta h3{color:#fff;border-color:rgba(255,255,255,.2)}
.sidebar-cta p{font-size:13.5px;color:rgba(255,255,255,.9);line-height:1.7;margin-bottom:18px}
.sidebar-cta .btn{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#0a1f1d;font-weight:600}
.sidebar-cta .btn:hover{background:var(--gold-dark);color:#fff}

/* ==================== 文章带侧栏 ==================== */
.article-layout{display:grid;grid-template-columns:1fr 320px;gap:42px;align-items:start}
.article-main{min-width:0;max-width:100%}
.prev-next{
    display:grid;grid-template-columns:1fr 1fr;gap:16px;
    margin-top:50px;padding-top:30px;border-top:1px solid #eee;
}
.pn-link{
    display:block;padding:18px 22px;background:var(--gray-light);border-radius:12px;
    color:var(--black);transition:.2s;
}
.pn-link:hover{background:var(--primary-light);transform:translateY(-2px);color:var(--primary)}
.pn-link small{color:#999;display:block;margin-bottom:6px;font-size:12px}
.pn-link div{font-weight:600;font-size:14px;line-height:1.5}

/* ==================== 关于我们图文 ==================== */
.about-intro{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center}
.intro-p{font-size:15.5px;line-height:2;color:#333;margin-bottom:18px}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.hero-stat.light{background:var(--primary-light);border:1px solid #cce4e1}
.hero-stat.light .num{background:linear-gradient(135deg,var(--primary),var(--primary-bright));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stat.light .label{color:var(--text-light)}

/* ==================== 页脚（黑色+金色描边） ==================== */
.site-footer{
    background:#0a1f1d;color:rgba(255,255,255,.75);
    padding:64px 0 0;position:relative;border-top:4px solid var(--gold);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:40px}
.footer-col h4{
    color:#fff;font-size:16px;margin-bottom:20px;font-weight:600;
    position:relative;padding-bottom:12px;
}
.footer-col h4::after{
    content:'';position:absolute;left:0;bottom:0;width:28px;height:2px;
    background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:2px;
}
.footer-col ul{padding:0}
.footer-col li{margin-bottom:12px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.72)}
.footer-col a{color:rgba(255,255,255,.72);transition:color .2s,padding-left .2s;position:relative}
.footer-col a:hover{color:var(--gold-light);padding-left:6px}
.footer-brand .footer-logo{height:42px;width:auto;margin-bottom:18px;filter:brightness(0) invert(1)}
.footer-brand-name{color:#fff !important;font-size:20px !important;font-weight:700 !important;margin-bottom:16px !important;padding-bottom:0 !important}
.footer-brand-name::after{display:none !important}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.65);margin-bottom:16px}
.footer-qq{font-size:13.5px;color:rgba(255,255,255,.75)}
.footer-qq strong{color:var(--gold-light)}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;word-break:break-all}
.footer-contact .ico{flex-shrink:0;font-size:14px;line-height:1.7}
.footer-risk{
    background:rgba(212,175,55,.08);border-left:3px solid var(--gold);
    border-radius:8px;padding:20px 24px;margin-bottom:24px;
}
.footer-risk h5{color:var(--gold-light);font-size:13px;font-weight:600;margin-bottom:10px;letter-spacing:.5px}
.footer-risk p{font-size:12.5px;line-height:1.9;color:rgba(255,255,255,.6);text-align:justify}
.footer-tags{display:flex;flex-wrap:wrap;gap:12px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-tags span{
    display:inline-block;padding:8px 16px;font-size:12.5px;color:rgba(255,255,255,.75);
    background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
    border-radius:20px;transition:.2s;
}
.footer-tags span:hover{background:rgba(212,175,55,.2);border-color:var(--gold);color:var(--gold-light)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0}
.footer-bottom .container{
    display:flex;justify-content:space-between;align-items:center;
    flex-wrap:wrap;gap:12px;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;flex-wrap:wrap;gap:20px}
.footer-links a{color:rgba(255,255,255,.55);transition:color .2s}
.footer-links a:hover{color:var(--gold-light)}

/* ==================== 手机端底部固定按钮 ==================== */
.mobile-bottom-bar{
    display:none;position:fixed;bottom:0;left:0;right:0;background:#0a1f1d;
    z-index:200;padding:10px 16px;gap:12px;
    box-shadow:0 -4px 16px rgba(0,0,0,.3);border-top:1px solid rgba(212,175,55,.3);
}
.mobile-bottom-bar a{flex:1;text-align:center;padding:12px;border-radius:8px;font-size:15px;font-weight:600}
.mobile-btn-open{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#0a1f1d}
.mobile-btn-admin{background:transparent;color:#fff;border:1.5px solid rgba(212,175,55,.5)}

/* ==================== 响应式：平板 ==================== */
@media(max-width:991px){
  .hero-inner{grid-template-columns:1fr;gap:40px;text-align:center}
  .hero h1{font-size:36px}
  .hero-actions{justify-content:center}
  .hero-trust{justify-content:center}
  .hero-stats{grid-template-columns:repeat(4,1fr)}
  .feature-grid,.product-grid,.security-grid,.team-grid,
  .cost-grid,.payment-grid,.market-grid,.tools-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .news-grid,.software-grid,.review-grid{grid-template-columns:repeat(2,1fr)}
  .advantage-list{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .news-item{flex-direction:column;align-items:stretch}
  .news-item .thumb{width:100%;height:180px}
  .account-type-grid{grid-template-columns:1fr;gap:22px}
  .account-type-card.featured{transform:none}
  .account-type-card.featured:hover{transform:translateY(-6px)}
  .margin-grid{grid-template-columns:1fr}
  .news-layout,.article-layout{grid-template-columns:1fr}
  .news-sidebar{position:static}
  .about-intro{grid-template-columns:1fr;gap:40px}
  .prev-next{grid-template-columns:1fr}
  .license-bar .container{justify-content:center}
}

/* ==================== 响应式：手机 ==================== */
@media(max-width:768px){
  body{padding-bottom:72px}
  .header-inner{height:62px}
  .main-nav{
      display:none;position:absolute;top:100%;left:0;right:0;
      background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.1);
      padding:12px 0;max-height:80vh;overflow-y:auto;
  }
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;gap:0}
  .main-nav a{padding:13px 24px;border-radius:0;display:block}
  .mobile-toggle{display:block}
  .header-actions{display:none}
  .sub-menu{
      position:static;box-shadow:none;padding:0 0 0 20px;min-width:0;
      opacity:0;visibility:hidden;transform:none;max-height:0;overflow:hidden;
      transition:max-height .3s,opacity .3s,visibility .3s;
      border-top:none;
  }
  .has-sub::after{display:none}
  .has-sub.open-sub .sub-menu{opacity:1;visibility:visible;max-height:400px}

  .hero{padding:70px 0 60px}
  .hero h1{font-size:28px;margin-bottom:16px}
  .hero p.lead{font-size:15px;margin-bottom:26px}
  .hero-badge{font-size:12px;padding:6px 14px}
  .hero-trust{gap:14px;font-size:12.5px;justify-content:center}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:14px}
  .hero-stat{padding:18px 14px}
  .hero-stat .num{font-size:22px}
  .hero-stat .label{font-size:12px}

  .section{padding:50px 0}
  .section-lg{padding:60px 0}
  .section-title{margin-bottom:36px}
  .section-title h2{font-size:24px}
  .section-title p{font-size:14px}

  .feature-grid,.product-grid,.news-grid,.software-grid,
  .advantage-list,.steps-grid,.review-grid,
  .contact-grid,.product-detail-grid,
  .security-grid,.team-grid,.cost-grid,.payment-grid,
  .market-grid,.tools-grid{grid-template-columns:1fr}

  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .stat-item .num{font-size:30px}

  .cta-section{padding:50px 0}
  .cta-section h2{font-size:24px}
  .cta-section p{font-size:14.5px}

  .software-card{padding:32px 24px}
  .software-card p{min-height:auto}

  .news-item{padding:20px;gap:16px}
  .news-item .thumb{height:160px}
  .news-item h2{font-size:16px}

  .product-detail-grid{grid-template-columns:1fr 1fr}

  .license-bar .container{gap:12px}
  .license-item{font-size:13px}

  .timeline{padding-left:14px}
  .timeline-item{padding-left:34px}
  .timeline-dot{left:-25px}

  .sidebar-box{padding:20px}

  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:28px}
  .footer-brand .footer-logo{margin-left:auto;margin-right:auto}
  .footer-brand-name,.footer-desc,.footer-qq{text-align:center}
  .footer-risk{padding:16px 18px}
  .footer-risk p{text-align:left;font-size:12px}
  .footer-tags{gap:8px;padding-bottom:24px}
  .footer-tags span{font-size:11.5px;padding:6px 12px}
  .footer-bottom .container{flex-direction:column;text-align:center}
  .footer-links{justify-content:center;gap:14px}

  .mobile-bottom-bar{display:flex}
}
/* ==================== 顶部信息条 ==================== */
.top-bar{
    background:#0a1f1d;
    color:rgba(255,255,255,.75);
    font-size:13px;
    padding:8px 0;
    border-bottom:1px solid rgba(212,175,55,.2);
}
.top-bar .container{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:14px;
}
.top-bar-left,.top-bar-right{
    display:flex;
    gap:22px;
    flex-wrap:wrap;
    align-items:center;
}
.top-bar-item{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:rgba(255,255,255,.8);
    transition:color .2s;
    font-size:13px;
}
.top-bar-item .ico{font-size:14px}
.top-bar-item:hover{color:#e5c25c}
.top-bar-item a{color:inherit;transition:color .2s}
.top-bar-item a:hover{color:#e5c25c;text-decoration:underline}
.qq-item{color:#e5c25c}
.qq-item a{color:#e5c25c;font-weight:600}
.admin-item{
    padding-left:18px;
    border-left:1px solid rgba(255,255,255,.15);
    color:rgba(255,255,255,.65);
}
.admin-item:hover{color:#e5c25c}

/* 手机端菜单里的联系方式（PC 隐藏） */
.mobile-contact{display:none}

/* ==================== 顶部条响应式 ==================== */
@media(max-width:768px){
    .top-bar{padding:6px 0;font-size:12px}
    .top-bar .container{justify-content:center;gap:10px}
    .top-bar-left{display:none}  /* 手机端顶部只留 QQ */
    .top-bar-right{gap:14px}
    .top-bar-item{font-size:12px}
    .admin-item{display:none}  /* 手机端已经有底部"后台登录"按钮 */
    .mobile-contact{
        display:block;
        padding:14px 24px 18px;
        border-top:1px solid #e8ede9;
        margin-top:10px;
        font-size:13px;
        color:#666;
    }
    .mobile-contact p{margin-bottom:8px}
    .mobile-contact p:last-child{margin-bottom:0}
}