*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:#1E1B2E;line-height:1.8;background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}

:root{
  --primary:#6C5CE7;
  --primary-dark:#5541D9;
  --primary-light:#8B7CF0;
  --accent:#00CEC9;
  --accent2:#FF6B6B;
  --dark:#1E1B2E;
  --dark2:#2D2A3E;
  --gray:#5B5B73;
  --gray-light:#8E8EA6;
  --light:#F5F4FF;
  --light2:#EEECFF;
  --border:#E0DDF5;
  --success:#00CEC9;
  --warning:#FFB800;
  --danger:#FF5C5C;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 8px 32px rgba(108,92,231,.08);
  --shadow-lg:0 20px 60px rgba(108,92,231,.12);
  --transition:all .3s cubic-bezier(.4,0,.2,1)
}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* 顶部导航条 */
.top-announcement{background:linear-gradient(90deg,#1E1B2E,#6C5CE7 50%,#00CEC9);padding:10px 0;text-align:center;color:#fff;font-size:.85rem;letter-spacing:.5px}
.top-announcement span{color:#FFE066;font-weight:600}
.top-announcement i{margin-right:6px}

/* 导航 */
.header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);box-shadow:0 2px 20px rgba(0,0,0,.04)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.4rem;color:var(--dark)}
.logo-icon{width:42px;height:42px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:1.1rem;box-shadow:0 4px 16px rgba(108,92,231,.3)}
.logo span{color:var(--primary)}

.nav{display:flex;align-items:center;gap:8px}
.nav a{padding:10px 18px;border-radius:var(--radius-sm);font-weight:500;color:var(--dark);font-size:.95rem;transition:var(--transition);position:relative}
.nav a:hover{color:var(--primary);background:rgba(108,92,231,.05)}
.nav a.active{color:var(--primary);font-weight:600}
.nav a.active::after{content:"";position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--primary);border-radius:2px}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:999px;font-weight:600;font-size:.95rem;transition:var(--transition);cursor:pointer;border:none;font-family:inherit}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;box-shadow:0 6px 20px rgba(108,92,231,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(108,92,231,.45)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-accent{background:linear-gradient(135deg,var(--accent),#00E6E0);color:#fff;box-shadow:0 6px 20px rgba(0,206,201,.35)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,206,201,.45)}

.mobile-menu-btn{display:none;background:none;border:none;font-size:1.4rem;color:var(--dark);cursor:pointer;padding:8px}

@media(max-width:900px){
  .nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg);gap:4px}
  .nav.open{display:flex}
  .mobile-menu-btn{display:block}
}

/* 主视觉区 */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#F8F7FF 0%,#fff 100%);padding:80px 0 100px}
.hero::before{content:"";position:absolute;top:0;right:0;width:60%;height:100%;background:radial-gradient(ellipse at right center,rgba(108,92,231,.08) 0%,transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;bottom:0;left:0;width:40%;height:60%;background:radial-gradient(ellipse at left bottom,rgba(0,206,201,.08) 0%,transparent 70%);pointer-events:none}

.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:#fff;border-radius:999px;font-size:.82rem;font-weight:600;color:var(--primary);box-shadow:var(--shadow);margin-bottom:20px;border:1px solid var(--border)}
.hero-badge .dot{width:8px;height:8px;background:var(--success);border-radius:50%;animation:pulse-glow 2s infinite}
@keyframes pulse-glow{0%,100%{box-shadow:0 0 0 0 rgba(0,206,201,.5)}70%{box-shadow:0 0 0 10px rgba(0,206,201,0)}100%{box-shadow:0 0 0 0 rgba(0,206,201,0)}}

.hero h1{font-size:3rem;font-weight:900;line-height:1.2;color:var(--dark);margin-bottom:20px;letter-spacing:-.5px}
.hero h1 .highlight{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-desc{font-size:1.1rem;color:var(--gray);margin-bottom:28px;max-width:540px;line-height:1.8}
.hero-btns{display:flex;gap:14px;margin-bottom:36px;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:560px}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;text-align:center;transition:var(--transition)}
.hero-stat:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-3px)}
.hero-stat strong{display:block;font-size:1.5rem;font-weight:800;color:var(--primary);margin-bottom:4px}
.hero-stat span{font-size:.8rem;color:var(--gray-light)}

/* 节点监控面板 */
.node-monitor{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:28px;border:1px solid var(--border)}
.monitor-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.monitor-header h4{font-size:1rem;font-weight:700;color:var(--dark)}
.monitor-header .status{font-size:.8rem;color:var(--success);font-weight:600;display:flex;align-items:center;gap:6px}
.monitor-header .status::before{content:"";width:8px;height:8px;background:var(--success);border-radius:50%;animation:pulse-glow 2s infinite}

.monitor-list{position:relative}
.monitor-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--light)}
.monitor-row:last-child{border-bottom:none}
.monitor-row .location{display:flex;align-items:center;gap:10px;font-size:.92rem;font-weight:500;color:var(--dark)}
.monitor-row .location i{color:var(--primary);width:18px;text-align:center}
.monitor-row .flag{font-size:1.1rem}
.monitor-row .latency{font-weight:700;color:var(--dark);font-size:.92rem;min-width:55px;text-align:right}
.monitor-row .latency.fast{color:var(--success)}
.monitor-row .latency.medium{color:var(--warning)}
.monitor-bar{flex:1;max-width:80px;height:6px;background:var(--light);border-radius:999px;margin:0 12px;overflow:hidden}
.monitor-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;transition:width .5s ease}
.monitor-row .load{font-size:.75rem;color:var(--gray-light);min-width:40px;text-align:right}

.monitor-summary{margin-top:20px;padding-top:20px;border-top:1px solid var(--border);display:flex;justify-content:center;gap:40px;text-align:center}
.monitor-summary .item strong{font-size:1.8rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:block}
.monitor-summary .item span{font-size:.78rem;color:var(--gray-light)}

@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:2.2rem}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}

/* 通用板块标题 */
.section{padding:90px 0}
.section-alt{background:var(--light)}
.section-header{text-align:center;max-width:720px;margin:0 auto 60px}
.section-header .label{display:inline-block;font-size:.8rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:2px;margin-bottom:12px}
.section-header h2{font-size:2.4rem;font-weight:800;color:var(--dark);margin-bottom:16px;line-height:1.3}
.section-header p{font-size:1.05rem;color:var(--gray);max-width:600px;margin:0 auto}

/* 核心优势 */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:#fff;border-radius:var(--radius);padding:32px 26px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;transition:var(--transition)}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature-card:hover::before{transform:scaleX(1)}
.feature-icon{width:60px;height:60px;border-radius:14px;background:linear-gradient(135deg,rgba(108,92,231,.1),rgba(0,206,201,.1));display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--primary);margin-bottom:18px}
.feature-card h3{font-size:1.15rem;font-weight:700;color:var(--dark);margin-bottom:10px}
.feature-card p{font-size:.9rem;color:var(--gray);line-height:1.7}

@media(max-width:900px){.features-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.features-grid{grid-template-columns:1fr}}

/* 使用场景 */
.scenario-tabs{display:flex;justify-content:center;gap:10px;margin-bottom:40px;flex-wrap:wrap}
.scenario-tab{padding:10px 24px;border-radius:999px;background:#fff;border:1px solid var(--border);cursor:pointer;font-weight:600;color:var(--gray);transition:var(--transition);font-family:inherit;font-size:.92rem}
.scenario-tab.active{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-color:transparent;box-shadow:0 6px 20px rgba(108,92,231,.3)}
.scenario-tab:hover:not(.active){color:var(--primary);border-color:var(--primary)}

.scenario-content{background:#fff;border-radius:var(--radius-lg);padding:50px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.scenario-content.rev{direction:rtl}
.scenario-content.rev >*{direction:ltr}
.scenario-text .tag{display:inline-block;background:rgba(108,92,231,.1);color:var(--primary);padding:4px 14px;border-radius:999px;font-size:.78rem;font-weight:700;margin-bottom:14px}
.scenario-text h3{font-size:1.8rem;font-weight:800;color:var(--dark);margin-bottom:16px;line-height:1.3}
.scenario-text p{color:var(--gray);margin-bottom:20px;font-size:.98rem}
.scenario-list li{padding:8px 0;color:var(--gray);display:flex;align-items:flex-start;gap:10px;font-size:.95rem}
.scenario-list li i{color:var(--success);margin-top:4px;flex-shrink:0}
.scenario-img{border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;background:linear-gradient(135deg,var(--primary),var(--accent))}
.scenario-img img{width:100%;height:100%;object-fit:cover}

@media(max-width:900px){.scenario-content,.scenario-content.rev{grid-template-columns:1fr;padding:30px;direction:ltr}}

/* 步骤指南 */
.steps-section{background:linear-gradient(180deg,#F8F7FF 0%,#fff 100%)}
.steps-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative}
.steps-grid::before{content:"";position:absolute;top:36px;left:10%;right:10%;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:.2;z-index:0}
.step-card{position:relative;z-index:1;text-align:center;background:#fff;border-radius:var(--radius);padding:30px 20px;border:1px solid var(--border);transition:var(--transition)}
.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step-num{width:72px;height:72px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:1.6rem;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(108,92,231,.25)}
.step-card h4{font-size:1.05rem;font-weight:700;color:var(--dark);margin-bottom:8px}
.step-card p{font-size:.85rem;color:var(--gray);line-height:1.6}

@media(max-width:900px){.steps-grid{grid-template-columns:repeat(2,1fr);gap:30px}.steps-grid::before{display:none}}
@media(max-width:560px){.steps-grid{grid-template-columns:1fr}}

/* 数据统计 */
.stats-section{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.stats-section::before{content:"";position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(108,92,231,.3),transparent);border-radius:50%}
.stats-section::after{content:"";position:absolute;bottom:-80px;left:-80px;width:300px;height:300px;background:radial-gradient(circle,rgba(0,206,201,.3),transparent);border-radius:50%}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:1}
.stat-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:32px 24px;text-align:center;backdrop-filter:blur(10px)}
.stat-card strong{font-size:2.6rem;font-weight:800;background:linear-gradient(135deg,#fff,var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:block;margin-bottom:8px}
.stat-card span{color:rgba(255,255,255,.7);font-size:.9rem}
.stat-card .sub{color:rgba(255,255,255,.5);font-size:.78rem;margin-top:6px}

@media(max-width:860px){.stats-grid{grid-template-columns:repeat(2,1fr)}}

/* 问答步骤 */
.faq-section{background:var(--light)}
.faq-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:50px;align-items:start}
.faq-intro h3{font-size:1.8rem;font-weight:800;color:var(--dark);margin-bottom:14px}
.faq-intro > p{color:var(--gray);margin-bottom:24px}
.faq-highlight{background:#fff;border-left:4px solid var(--primary);padding:18px 20px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-bottom:16px}
.faq-highlight strong{color:var(--primary);font-weight:700;display:block;margin-bottom:4px}
.faq-highlight small{color:var(--gray);font-size:.85rem}

.faq-list .faq-item{background:#fff;border-radius:var(--radius);margin-bottom:14px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.04);border:1px solid var(--border)}
.faq-q{width:100%;padding:20px 24px;background:none;border:none;text-align:left;font-size:1rem;font-weight:600;color:var(--dark);cursor:pointer;font-family:inherit;display:flex;justify-content:space-between;align-items:center;gap:16px;transition:var(--transition)}
.faq-q:hover{color:var(--primary)}
.faq-item.open .faq-q{color:var(--primary)}
.faq-q i{transition:transform .3s;color:var(--gray-light)}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 24px}
.faq-item.open .faq-a{max-height:800px;padding:0 24px 24px}
.faq-a p{margin-bottom:12px;color:var(--gray);font-size:.95rem}

.step-answer{counter-reset:step-ans}
.step-answer li{counter-increment:step-ans;padding:12px 0 12px 44px;position:relative;font-size:.95rem;color:var(--dark);border-bottom:1px dashed var(--border)}
.step-answer li:last-child{border-bottom:none}
.step-answer li::before{content:counter(step-ans);position:absolute;left:0;top:10px;width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:700;font-size:.8rem;display:flex;align-items:center;justify-content:center}
.step-answer li strong{color:var(--dark);font-weight:700;display:block;margin-bottom:2px}
.step-answer li small{color:var(--gray);font-size:.85rem}

@media(max-width:960px){.faq-grid{grid-template-columns:1fr}}

/* 套餐 */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1080px;margin:0 auto}
.price-card{background:#fff;border-radius:var(--radius-lg);padding:40px 32px;border:1px solid var(--border);transition:var(--transition);position:relative}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-card.popular{border-color:var(--primary);box-shadow:0 12px 40px rgba(108,92,231,.15)}
.price-card.popular::before{content:"热门选择";position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;padding:5px 18px;border-radius:999px;font-size:.75rem;font-weight:700}
.price-card h3{font-size:1.3rem;font-weight:800;color:var(--dark);margin-bottom:6px}
.price-card .desc{color:var(--gray);font-size:.88rem;margin-bottom:20px}
.price-card .price{font-size:2.6rem;font-weight:800;color:var(--primary);margin-bottom:4px}
.price-card .price small{font-size:.9rem;color:var(--gray);font-weight:400}
.price-card .period{color:var(--gray);font-size:.85rem;margin-bottom:24px}
.price-card ul li{padding:10px 0;color:var(--gray);font-size:.92rem;display:flex;align-items:center;gap:10px}
.price-card ul li i{color:var(--success);width:16px}
.price-card .btn{margin-top:20px;width:100%;justify-content:center}

@media(max-width:900px){.pricing-grid{grid-template-columns:1fr;max-width:420px}}

/* 用户评价 */
.testi-section{background:linear-gradient(180deg,#F8F7FF 0%,#fff 100%)}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1180px;margin:0 auto}
.testi-card{background:#fff;border-radius:var(--radius);padding:30px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.testi-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.testi-card::before{content:"";position:absolute;top:-30px;right:-30px;width:120px;height:120px;background:radial-gradient(circle,rgba(0,206,201,.12),transparent);border-radius:50%}
.testi-card .rating{color:#FFB800;margin-bottom:14px;font-size:1rem;letter-spacing:2px;position:relative;z-index:1}
.testi-card .quote{color:var(--dark);font-size:.95rem;line-height:1.85;margin-bottom:22px;position:relative;z-index:1;min-height:90px}
.testi-card .quote::before{content:"\201C";position:absolute;top:-12px;left:-6px;font-size:3rem;color:rgba(108,92,231,.15);font-family:Georgia,serif;line-height:1;z-index:-1}
.testi-card .testi-footer{display:flex;align-items:center;gap:14px;padding-top:18px;border-top:1px dashed var(--border);position:relative;z-index:1}
.testi-card .avatar{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;flex-shrink:0}
.testi-card .testi-meta strong{display:block;color:var(--dark);font-weight:600;font-size:.95rem;margin-bottom:2px}
.testi-card .testi-meta small{color:var(--gray);font-size:.78rem;display:block}
.testi-card .use-case{display:inline-block;margin-top:8px;background:rgba(108,92,231,.08);color:var(--primary);padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:600}
@media(max-width:900px){.testi-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.testi-grid{grid-template-columns:1fr}}

/* 资讯文章 news */
.news-section{background:var(--light)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1180px;margin:0 auto}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:var(--transition);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.news-img{height:170px;background:linear-gradient(135deg,var(--primary),var(--accent));position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}
.news-img i{font-size:3.5rem;color:rgba(255,255,255,.4);position:relative;z-index:1}
.news-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(0,0,0,.25))}
.news-cat{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.95);color:var(--primary);padding:4px 12px;border-radius:999px;font-size:.72rem;font-weight:700;z-index:2}
.news-body{padding:22px;flex:1;display:flex;flex-direction:column}
.news-card h3{font-size:1.02rem;font-weight:700;color:var(--dark);margin-bottom:10px;line-height:1.4}
.news-card .news-excerpt{color:var(--gray);font-size:.85rem;line-height:1.7;margin-bottom:14px;flex:1}
.news-meta{display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid var(--border);font-size:.76rem;color:var(--gray-light)}
.news-meta span{display:inline-flex;align-items:center;gap:5px}
.news-meta i{color:var(--primary)}
@media(max-width:900px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.news-grid{grid-template-columns:1fr}}

/* 发展历程 timeline */
.timeline-section{}
.timeline-wrap{position:relative;max-width:1180px;margin:0 auto;padding:40px 0 20px}
.timeline-track{position:absolute;top:88px;left:5%;right:5%;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px;opacity:.18}
.timeline-grid{display:grid;grid-template-columns:repeat(11,1fr);gap:8px;position:relative}
.timeline-item{text-align:center;position:relative;cursor:pointer;transition:var(--transition)}
.timeline-item:hover{transform:translateY(-4px)}
.timeline-dot{width:22px;height:22px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:50%;margin:0 auto 18px;border:4px solid #fff;box-shadow:0 4px 16px rgba(108,92,231,.3);position:relative;z-index:1;transition:var(--transition)}
.timeline-item:hover .timeline-dot{transform:scale(1.25);box-shadow:0 6px 20px rgba(0,206,201,.4)}
.timeline-year{font-size:1.05rem;font-weight:800;color:var(--primary);margin-bottom:10px;display:block}
.timeline-card{background:#fff;border-radius:var(--radius-sm);padding:14px 10px;border:1px solid var(--border);transition:var(--transition)}
.timeline-item:hover .timeline-card{box-shadow:var(--shadow);border-color:transparent}
.timeline-card h4{font-size:.85rem;font-weight:700;color:var(--dark);margin-bottom:6px;line-height:1.3}
.timeline-card p{font-size:.72rem;color:var(--gray);line-height:1.55}
@media(max-width:1100px){.timeline-grid{grid-template-columns:repeat(6,1fr);gap:24px 14px}.timeline-track{display:none}}
@media(max-width:700px){.timeline-grid{grid-template-columns:repeat(3,1fr);gap:24px 14px}}
@media(max-width:500px){.timeline-grid{grid-template-columns:repeat(2,1fr);gap:24px 14px}}

/* 服务承诺 16 */
.commit-section{background:linear-gradient(180deg,#fff 0%,#F8F7FF 100%)}
.commit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:1180px;margin:0 auto}
.commit-card{background:#fff;border-radius:14px;padding:24px 20px;border:1px solid var(--border);text-align:center;transition:var(--transition);position:relative;overflow:hidden}
.commit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.commit-icon{width:50px;height:50px;margin:0 auto 14px;border-radius:12px;background:linear-gradient(135deg,rgba(108,92,231,.1),rgba(0,206,201,.1));color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.3rem}
.commit-card h4{font-size:.92rem;font-weight:700;color:var(--dark);margin-bottom:8px}
.commit-card p{font-size:.78rem;color:var(--gray);line-height:1.6}
@media(max-width:1000px){.commit-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.commit-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:460px){.commit-grid{grid-template-columns:1fr}}

/* 协议对比表 */
.proto-section{background:var(--light)}
.proto-table-wrap{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);max-width:1180px;margin:0 auto}
.proto-table{width:100%;border-collapse:collapse}
.proto-table thead{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}
.proto-table th{padding:16px 14px;text-align:left;font-weight:700;font-size:.92rem}
.proto-table th.center{text-align:center}
.proto-table td{padding:14px;border-bottom:1px solid var(--border);font-size:.88rem;color:var(--dark);vertical-align:middle}
.proto-table td.center{text-align:center}
.proto-table tbody tr:hover{background:rgba(108,92,231,.03)}
.proto-table tbody tr:last-child td{border-bottom:none}
.proto-name{font-weight:700;color:var(--primary)}
.proto-stars{color:#FFB800;letter-spacing:1px;font-size:.95rem}
.proto-table .badge{display:inline-block;background:var(--success);color:#fff;padding:3px 10px;border-radius:999px;font-size:.7rem;font-weight:700}
.proto-table .badge.gray{background:#E0DDF5;color:#8E8EA6}
@media(max-width:900px){.proto-table-wrap{overflow-x:auto}.proto-table{min-width:760px}}

/* 协议详情 */
.proto-detail-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1180px;margin:0 auto}
.proto-detail{background:#fff;border-radius:var(--radius);padding:28px 24px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.proto-detail:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.proto-detail::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;transition:var(--transition)}
.proto-detail:hover::before{transform:scaleX(1)}
.proto-detail .proto-icon{width:54px;height:54px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:14px}
.proto-detail .tagline{color:var(--accent);font-size:.78rem;font-weight:700;margin-bottom:8px;letter-spacing:.5px}
.proto-detail h3{font-size:1.1rem;font-weight:700;color:var(--dark);margin-bottom:12px}
.proto-detail ul li{padding:5px 0;font-size:.82rem;color:var(--gray);display:flex;align-items:center;gap:8px}
.proto-detail ul li i{color:var(--primary);font-size:.7rem}
@media(max-width:1000px){.proto-detail-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.proto-detail-grid{grid-template-columns:1fr}}

/* 支付方式 */
.pay-row{display:flex;flex-wrap:wrap;gap:14px;max-width:1180px;margin:0 auto;justify-content:center}
.pay-tag{background:#fff;border-radius:var(--radius-sm);padding:16px 22px;border:1px solid var(--border);display:inline-flex;align-items:center;gap:12px;transition:var(--transition);min-width:220px;position:relative}
.pay-tag:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--primary)}
.pay-tag .pay-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,rgba(108,92,231,.08),rgba(0,206,201,.08));color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.05rem;flex-shrink:0}
.pay-tag .pay-name{font-weight:700;color:var(--dark);font-size:.92rem;display:block}
.pay-tag .pay-desc{font-size:.74rem;color:var(--gray)}
.pay-tag .hot{position:absolute;top:-7px;right:-7px;background:var(--accent);color:#fff;padding:2px 9px;border-radius:999px;font-size:.65rem;font-weight:700}
@media(max-width:560px){.pay-tag{min-width:160px;flex:1 1 calc(50% - 14px)}}

/* 客服渠道 */
.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1180px;margin:0 auto}
.support-card{background:#fff;border-radius:var(--radius);padding:28px 24px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.support-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.support-card::after{content:"";position:absolute;top:-40px;right:-40px;width:120px;height:120px;background:radial-gradient(circle,rgba(108,92,231,.06),transparent);border-radius:50%}
.support-card .sup-icon{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:14px;position:relative;z-index:1}
.support-card h3{font-size:1.02rem;font-weight:700;color:var(--dark);margin-bottom:10px;position:relative;z-index:1}
.support-card .avail{display:inline-flex;align-items:center;gap:6px;background:rgba(0,206,201,.1);color:var(--accent);padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:700;margin-bottom:10px;position:relative;z-index:1}
.support-card .avail::before{content:"";width:6px;height:6px;background:var(--accent);border-radius:50%}
.support-card .resp{font-size:.85rem;color:var(--gray);margin-bottom:8px;position:relative;z-index:1}
.support-card .resp strong{color:var(--primary);font-weight:700}
.support-card .langs{margin-bottom:12px;position:relative;z-index:1}
.support-card .langs span{display:inline-block;background:var(--light);color:var(--gray);padding:2px 8px;border-radius:6px;font-size:.7rem;margin-right:4px;margin-bottom:4px}
.support-card .sup-desc{color:var(--gray);font-size:.85rem;line-height:1.6;position:relative;z-index:1}
@media(max-width:1000px){.support-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.support-grid{grid-template-columns:1fr}}

/* 奖项认证 */
.awards-section{background:var(--light)}
.awards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1180px;margin:0 auto}
.award-card{background:#fff;border-radius:var(--radius);padding:36px 28px;border:2px solid var(--primary);text-align:center;transition:var(--transition);position:relative;overflow:hidden}
.award-card:hover{transform:translateY(-6px);box-shadow:0 12px 40px rgba(108,92,231,.2)}
.award-card::before{content:"";position:absolute;top:-50px;left:-50px;width:150px;height:150px;background:radial-gradient(circle,rgba(108,92,231,.08),transparent);border-radius:50%}
.award-card::after{content:"";position:absolute;bottom:-50px;right:-50px;width:150px;height:150px;background:radial-gradient(circle,rgba(0,206,201,.08),transparent);border-radius:50%}
.award-medal{width:76px;height:76px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.9rem;position:relative;z-index:1;box-shadow:0 8px 24px rgba(108,92,231,.3)}
.award-year{position:absolute;top:18px;right:22px;background:var(--primary);color:#fff;padding:4px 12px;border-radius:999px;font-size:.72rem;font-weight:700;z-index:1}
.award-card h3{font-size:1.05rem;font-weight:700;color:var(--dark);margin-bottom:8px;position:relative;z-index:1}
.award-issuer{color:var(--primary);font-size:.8rem;font-weight:700;margin-bottom:8px;position:relative;z-index:1}
.award-card p{color:var(--gray);font-size:.85rem;line-height:1.6;position:relative;z-index:1}
@media(max-width:900px){.awards-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.awards-grid{grid-template-columns:1fr}}

/* 客户端统计 dl-stats */
.dlstats-section{background:linear-gradient(180deg,#fff 0%,#F8F7FF 100%)}
.dlstats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;max-width:1180px;margin:0 auto}
.dlstat-card{background:#fff;border-radius:var(--radius);padding:28px 20px;border:1px solid var(--border);transition:var(--transition);text-align:center}
.dlstat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.dlstat-icon{font-size:2.2rem;color:var(--primary);margin-bottom:10px}
.dlstat-card h4{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:8px}
.dlstat-count{font-size:1.35rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:14px;display:block}
.dlstat-bar{height:8px;background:var(--light);border-radius:999px;overflow:hidden;margin-bottom:10px}
.dlstat-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px}
.dlstat-info{font-size:.78rem;color:var(--gray);display:flex;justify-content:space-between;margin-bottom:4px;text-align:left}
.dlstat-info strong{color:var(--dark);font-weight:700}
@media(max-width:1000px){.dlstats-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.dlstats-grid{grid-template-columns:repeat(2,1fr)}}

/* 合作伙伴 partners */
.partners-section{background:var(--light)}
.partners-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:1180px;margin:0 auto}
.partner-card{background:#fff;border-radius:var(--radius-sm);padding:24px 20px;border:1px solid var(--border);transition:var(--transition);display:flex;align-items:center;gap:16px}
.partner-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--primary)}
.partner-logo{width:54px;height:54px;border-radius:12px;background:linear-gradient(135deg,rgba(108,92,231,.1),rgba(0,206,201,.1));color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;font-weight:800}
.partner-info{flex:1;min-width:0}
.partner-info h4{font-size:.92rem;font-weight:700;color:var(--dark);margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.partner-info .type{display:inline-block;background:rgba(108,92,231,.08);color:var(--primary);padding:2px 8px;border-radius:6px;font-size:.66rem;font-weight:600;margin-bottom:6px}
.partner-info p{font-size:.76rem;color:var(--gray);line-height:1.5}
@media(max-width:900px){.partners-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.partners-grid{grid-template-columns:1fr}}

/* 竞品对比表 compare */
.compare-section{background:var(--light)}
.compare-table-wrap{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);max-width:1180px;margin:0 auto}
.compare-table{width:100%;border-collapse:collapse}
.compare-table thead{background:linear-gradient(135deg,var(--primary),var(--accent))}
.compare-table th{padding:18px 16px;color:#fff;font-weight:700;text-align:left;font-size:.92rem}
.compare-table th.center{text-align:center}
.compare-table th.free-col{color:#FFE066}
.compare-table td{padding:13px 16px;border-bottom:1px solid var(--border);font-size:.88rem;color:var(--dark)}
.compare-table td.center{text-align:center}
.compare-table td:first-child{font-weight:600;color:var(--dark);background:rgba(108,92,231,.04)}
.compare-table .us-col{color:var(--success);font-weight:700}
.compare-table .free-cell{color:var(--primary);font-weight:700}
.compare-table tbody tr:hover{background:rgba(108,92,231,.03)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table i.fa-check{color:var(--success);font-size:1rem}
.compare-table i.fa-xmark{color:var(--danger);font-size:1rem}
@media(max-width:900px){.compare-table-wrap{overflow-x:auto}.compare-table{min-width:780px}}

/* 促销banner promos */
.promos-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1180px;margin:0 auto}
.promo-card{border-radius:var(--radius);padding:36px 32px;color:#fff;position:relative;overflow:hidden;transition:var(--transition)}
.promo-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.15)}
.promo-card::before{content:"";position:absolute;top:-50%;right:-30%;width:300px;height:300px;background:radial-gradient(circle,rgba(255,255,255,.15),transparent);border-radius:50%}
.promo-card::after{content:"";position:absolute;bottom:-40%;left:-20%;width:260px;height:260px;background:radial-gradient(circle,rgba(255,255,255,.08),transparent);border-radius:50%}
.promo-card .promo-icon{width:60px;height:60px;border-radius:14px;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin-bottom:16px;position:relative;z-index:1;backdrop-filter:blur(10px)}
.promo-tag{position:absolute;top:18px;right:18px;background:rgba(255,255,255,.95);padding:4px 14px;border-radius:999px;font-size:.72rem;font-weight:700;z-index:1;color:#333}
.promo-card h3{font-size:1.4rem;font-weight:800;margin-bottom:8px;position:relative;z-index:1}
.promo-card .promo-sub{font-size:.9rem;opacity:.9;margin-bottom:14px;position:relative;z-index:1;font-weight:600}
.promo-card p{font-size:.88rem;opacity:.95;line-height:1.65;position:relative;z-index:1}
@media(max-width:900px){.promos-grid{grid-template-columns:1fr}}

/* 平台特性 */
.pf-section{}
.pf-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1180px;margin:0 auto}
.pf-card{background:#fff;border-radius:var(--radius);padding:32px 28px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.pf-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.pf-card::after{content:"";position:absolute;top:-50px;right:-50px;width:150px;height:150px;background:radial-gradient(circle,rgba(108,92,231,.06),transparent);border-radius:50%}
.pf-head{display:flex;align-items:center;gap:18px;margin-bottom:20px;padding-bottom:18px;border-bottom:1px solid var(--border);position:relative;z-index:1}
.pf-icon{width:62px;height:62px;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}
.pf-head h3{font-size:1.18rem;font-weight:800;color:var(--dark);margin-bottom:4px}
.pf-platform{font-size:.82rem;color:var(--primary);font-weight:600}
.pf-features{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px;position:relative;z-index:1}
.pf-features li{font-size:.85rem;color:var(--gray);display:flex;align-items:center;gap:8px}
.pf-features li i{color:var(--success);font-size:.7rem}
.pf-req{padding:14px 18px;background:var(--light);border-radius:var(--radius-sm);font-size:.82rem;color:var(--gray);position:relative;z-index:1}
.pf-req strong{color:var(--primary);font-weight:700;display:block;margin-bottom:4px;font-size:.85rem}
@media(max-width:900px){.pf-grid{grid-template-columns:1fr}.pf-features{grid-template-columns:1fr}}

/* ========== 连接方式页面新增样式 ========== */
/* 三种连接方式卡片 */
.connect-methods-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;max-width:1100px;margin:0 auto}
.connect-method-card{background:#fff;border-radius:var(--radius-lg);padding:40px 30px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden;text-align:center}
.connect-method-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.connect-method-card::before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;transition:var(--transition)}
.connect-method-card:hover::before{transform:scaleX(1)}
.connect-method-card .method-icon{width:80px;height:80px;margin:0 auto 20px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;box-shadow:0 8px 24px rgba(108,92,231,.25)}
.connect-method-card h3{font-size:1.5rem;font-weight:800;color:var(--dark);margin-bottom:12px}
.connect-method-card p{color:var(--gray);font-size:.95rem;line-height:1.7;margin-bottom:20px}
.connect-method-card .method-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:20px}
.connect-method-card .method-tags span{background:rgba(108,92,231,.08);color:var(--primary);padding:4px 12px;border-radius:999px;font-size:.75rem;font-weight:600}
.connect-method-card .btn{width:100%;justify-content:center}

/* 智能优选流程图 */
.smart-flow{background:#fff;border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow);border:1px solid var(--border);max-width:900px;margin:0 auto}
.flow-steps{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:20px}
.flow-step{flex:1;min-width:140px;text-align:center;position:relative}
.flow-step::after{content:"→";position:absolute;right:-25px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--primary);font-weight:700}
.flow-step:last-child::after{display:none}
.flow-step .flow-icon{width:60px;height:60px;margin:0 auto 10px;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 4px 12px rgba(108,92,231,.2)}
.flow-step h4{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.flow-step p{font-size:.8rem;color:var(--gray);line-height:1.5}
@media(max-width:768px){.flow-step::after{display:none}.flow-step{margin-bottom:20px}}

/* 连接方式对比表 */
.connect-compare-table-wrap{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);max-width:1000px;margin:0 auto}
.connect-compare-table{width:100%;border-collapse:collapse}
.connect-compare-table thead{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}
.connect-compare-table th{padding:16px 14px;text-align:left;font-weight:700;font-size:.92rem}
.connect-compare-table th.center{text-align:center}
.connect-compare-table td{padding:14px;border-bottom:1px solid var(--border);font-size:.88rem;color:var(--dark)}
.connect-compare-table td.center{text-align:center}
.connect-compare-table tbody tr:hover{background:rgba(108,92,231,.03)}
.connect-compare-table tbody tr:last-child td{border-bottom:none}
.connect-compare-table td:first-child{font-weight:600;color:var(--dark);background:rgba(108,92,231,.04)}

/* 二维码导入区 */
.qr-import-section{background:linear-gradient(135deg,#1E1B2E,#2D2A3E);border-radius:var(--radius-lg);padding:50px 40px;text-align:center;color:#fff;position:relative;overflow:hidden}
.qr-import-section::before{content:"";position:absolute;top:-50px;right:-50px;width:200px;height:200px;background:radial-gradient(circle,rgba(108,92,231,.4),transparent);border-radius:50%}
.qr-import-section::after{content:"";position:absolute;bottom:-50px;left:-50px;width:200px;height:200px;background:radial-gradient(circle,rgba(0,206,201,.4),transparent);border-radius:50%}
.qr-import-section h3{font-size:2rem;font-weight:800;margin-bottom:14px;position:relative;z-index:1}
.qr-import-section p{color:rgba(255,255,255,.8);max-width:600px;margin:0 auto 30px;position:relative;z-index:1}
.qr-placeholder{display:inline-block;background:#fff;padding:20px;border-radius:var(--radius);box-shadow:0 8px 24px rgba(0,0,0,.3);position:relative;z-index:1}
.qr-placeholder i{font-size:6rem;color:var(--primary)}
.qr-import-section .steps-inline{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:30px;position:relative;z-index:1}
.qr-import-section .step-pill{background:rgba(255,255,255,.12);color:#fff;padding:10px 20px;border-radius:999px;font-size:.9rem;display:flex;align-items:center;gap:8px}

/* CTA */
.cta-wrap{background:linear-gradient(135deg,var(--primary),#7C6FF0 50%,var(--accent));border-radius:24px;margin:0 24px;padding:80px 40px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-wrap::before{content:"";position:absolute;top:-50%;right:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(255,255,255,.15),transparent);border-radius:50%}
.cta-wrap h2{font-size:2.4rem;font-weight:800;margin-bottom:14px;position:relative;z-index:1}
.cta-wrap p{font-size:1.1rem;opacity:.9;margin-bottom:30px;max-width:560px;margin-left:auto;margin-right:auto;position:relative;z-index:1}
.cta-wrap .btn{background:#fff;color:var(--primary);font-size:1.05rem;padding:14px 32px;position:relative;z-index:1}
.cta-wrap .btn:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.2)}

/* 页脚 */
.footer{background:var(--dark);color:rgba(255,255,255,.7);padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:50px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand p{font-size:.9rem;opacity:.7;line-height:1.8;margin-bottom:20px}
.footer-social{display:flex;gap:12px}
.footer-social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#fff;transition:var(--transition)}
.footer-social a:hover{background:var(--primary);transform:translateY(-3px)}

.footer h4{color:#fff;font-size:1rem;font-weight:700;margin-bottom:20px}
.footer ul li{margin-bottom:12px}
.footer ul li a{font-size:.9rem;opacity:.7;transition:var(--transition)}
.footer ul li a:hover{opacity:1;color:#fff}

.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:30px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:.85rem;opacity:.6}
.footer-bottom a:hover{opacity:1;color:#fff}
.footer-bottom .legal{display:flex;gap:20px}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* 浮动工具 */
.float-btns{position:fixed;right:24px;bottom:24px;z-index:999;display:flex;flex-direction:column;gap:12px}
.float-btns a{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(108,92,231,.4);transition:var(--transition);font-size:1.1rem}
.float-btns a:hover{transform:translateY(-4px) scale(1.05)}

/* Toast */
.toast-msg{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--dark);color:#fff;padding:14px 28px;border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);transition:transform .4s ease;z-index:9999;font-size:.92rem;display:flex;align-items:center;gap:10px}
.toast-msg.show{transform:translateX(-50%) translateY(0)}
.toast-msg i{color:var(--success)}
/* 移动端优化 */
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .float-btns{bottom:16px;right:16px}
}

@media(max-width:560px){.pay-tag{min-width:160px;flex:1 1 calc(50% - 14px)}}