/* ========== 全局 - Doo WZA 企业风主题 ========== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
    --p:#2166ff;--pl:#5d8cff;--pd:#1748bf;--s:#7b3ff2;--a:#ff8a00;--ad:#d86d00;
    --d:#f7f9ff;--d2:#eef4ff;--l:#ffffff;--l2:#f3f6ff;--t:#26344d;--tl:#68758c;
    --b:#dce6f6;--sc:#16a765;--dg:#e3485f;
    --g1:linear-gradient(135deg,#2166ff,#6f4df6,#13b9ff);
    --g2:linear-gradient(135deg,#2166ff,#19c6ff);
    --ga:linear-gradient(135deg,#ff8a00,#ffb347);
    --xs:0 1px 3px rgba(26,43,77,.08);
    --sm:0 8px 24px rgba(34,67,122,.08);
    --lg:0 18px 45px rgba(34,67,122,.12);
    --xl:0 28px 70px rgba(34,67,122,.16);
    --glow:0 18px 45px rgba(33,102,255,.16);
    --glow-green:0 16px 35px rgba(22,167,101,.14);
    --glow-red:0 16px 35px rgba(227,72,95,.14);
    --glow-purple:0 18px 45px rgba(123,63,242,.15);
    --grid-bg:radial-gradient(circle at 12% 18%,rgba(33,102,255,.12),transparent 26%),radial-gradient(circle at 82% 8%,rgba(123,63,242,.12),transparent 25%),linear-gradient(180deg,#f7f9ff,#eef4ff);
}
body{
    font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
    line-height:1.6;color:var(--t);background:var(--d);-webkit-font-smoothing:antialiased;
}
body::before{
    content:'';position:fixed;inset:0;
    background:var(--grid-bg);
    pointer-events:none;z-index:-1;opacity:1;
}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-title{text-align:center;font-size:2.25rem;font-weight:800;margin-bottom:.5rem;color:#101a33;letter-spacing:-.02em;position:relative}
.section-title::after{
    content:'';display:block;width:60px;height:3px;
    background:var(--g1);margin:.6rem auto 0;border-radius:3px;
    box-shadow:0 0 15px rgba(0,212,255,.4);
}
.section-subtitle{text-align:center;color:var(--tl);font-size:1.05rem;margin-bottom:3rem}

/* ========== 导航 ========== */
.navbar{
    background:rgba(255,255,255,.86);backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(33,102,255,.08);
    position:sticky;top:0;z-index:999;padding:.75rem 0;
    box-shadow:0 12px 36px rgba(34,67,122,.07);
}
.navbar .container{display:flex;justify-content:space-between;align-items:center}
.logo-mark{display:flex;align-items:center;gap:.85rem;text-decoration:none;color:#101a33;background:#fff;border:1px solid rgba(16,26,51,.08);border-radius:14px;padding:.38rem .7rem;box-shadow:0 10px 28px rgba(34,67,122,.08)}
.logo-image{display:block;object-fit:contain;flex-shrink:0}
.logo-primary{width:190px;height:38px}
.nav-menu{display:flex;list-style:none;gap:.25rem;background:#f4f7ff;padding:.35rem;border-radius:100px;border:1px solid rgba(33,102,255,.08)}
.nav-menu a{display:block;padding:.45rem 1.2rem;text-decoration:none;color:#35435f;font-weight:600;font-size:.85rem;border-radius:100px;transition:all .3s}
.nav-menu a:hover{color:var(--p);background:#fff;box-shadow:var(--xs)}
.nav-menu a.active{background:#fff;color:var(--p);font-weight:700;box-shadow:0 8px 20px rgba(33,102,255,.12)}
.hamburger{display:none;flex-direction:column;cursor:pointer;gap:5px;padding:.5rem;border-radius:8px}
.hamburger span{width:22px;height:2px;background:#101a33;border-radius:4px;transition:all .3s}

/* ========== 英雄 ========== */
.hero{background:linear-gradient(135deg,#f7f9ff 0%,#edf4ff 52%,#f8fbff 100%);color:#101a33;padding:6rem 0 5rem;position:relative;overflow:hidden}
.hero::before{
    content:'';position:absolute;right:-120px;top:-120px;width:520px;height:520px;
    background:url('image/logo2.webp') center/contain no-repeat;
    opacity:.16;filter:blur(10px);transform:rotate(-8deg);pointer-events:none;
}
.hero::after{
    content:'';position:absolute;inset:0;
    background:
        radial-gradient(circle at 18% 28%,rgba(33,102,255,.14),transparent 48%),
        radial-gradient(circle at 78% 68%,rgba(123,63,242,.12),transparent 46%),
        radial-gradient(circle at 50% 50%,rgba(19,185,255,.08),transparent 58%),
        linear-gradient(120deg,transparent 0%,rgba(255,255,255,.48) 45%,transparent 75%);
    animation:scan 12s linear infinite;
    pointer-events:none;
}
@keyframes scan{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.hero .container{position:relative;z-index:1}
.hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center}
.hero-content{text-align:left;margin-bottom:0}
.hero-badge{
    display:inline-flex;align-items:center;gap:.4rem;
    background:#fff;border:1px solid rgba(33,102,255,.12);
    padding:.4rem 1rem;border-radius:100px;font-size:.78rem;font-weight:500;
    margin-bottom:1.5rem;color:var(--p);
    backdrop-filter:blur(10px);box-shadow:0 12px 26px rgba(33,102,255,.08);
}
.badge-dot{width:7px;height:7px;background:var(--p);border-radius:50%;animation:pulse 2s infinite;box-shadow:0 0 8px rgba(33,102,255,.38)}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 8px rgba(33,102,255,.38)}50%{opacity:.45;box-shadow:0 0 16px rgba(33,102,255,.7)}}
.hero-content h2{
    font-size:3rem;font-weight:800;line-height:1.15;margin-bottom:1rem;
    letter-spacing:-.02em;
    background:linear-gradient(135deg,#101a33,#2166ff,#7b3ff2);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    text-shadow:none;
}
.hero-content p{font-size:1.1rem;color:#5f6f8a;max-width:620px;margin:0 0 2rem;line-height:1.7}
.hero-buttons{display:flex;gap:1rem;justify-content:flex-start;flex-wrap:wrap}
.hero-media{border-radius:32px;overflow:hidden;border:10px solid #fff;box-shadow:var(--xl);position:relative;background:#fff}
.hero-media::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(33,102,255,.08),rgba(123,63,242,.06));pointer-events:none}
.hero-media img{width:100%;height:100%;min-height:340px;object-fit:cover;display:block}
.btn{padding:.8rem 1.8rem;border:none;border-radius:12px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;gap:.4rem;position:relative;overflow:hidden}
.btn-primary{
    background:var(--g1);color:#fff;
    box-shadow:0 14px 30px rgba(33,102,255,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(33,102,255,.36)}
.btn-secondary{
    background:#fff;color:var(--p);
    border:1px solid rgba(33,102,255,.15);backdrop-filter:blur(10px);box-shadow:var(--sm);
}
.btn-secondary:hover{background:#f8fbff;transform:translateY(-2px);box-shadow:0 16px 35px rgba(33,102,255,.16)}
.btn-outline{
    background:transparent;color:var(--p);
    border:2px solid var(--p);font-weight:600;
    box-shadow:0 0 10px rgba(0,212,255,.1);
}
.btn-outline:hover{background:var(--p);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(33,102,255,.22)}
.hero-stats{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.stat-item{background:#fff;border:1px solid rgba(33,102,255,.08);border-radius:22px;padding:1.2rem;box-shadow:var(--sm)}
.stat-item{text-align:center}
.stat-item h3{font-size:2.5rem;font-weight:800;margin-bottom:.2rem;color:#101a33}
.stat-item p{font-size:.85rem;color:var(--tl);font-weight:600}

/* ========== 市场数据 ========== */
.market-data{padding:4rem 0;background:#fff}
.market-data .section-title::after{background:var(--g2);box-shadow:0 0 15px rgba(0,255,136,.4)}
.market-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem}
.market-card{
    background:#fff;padding:1.5rem;border-radius:22px;
    border:1px solid var(--b);transition:all .4s;
    position:relative;overflow:hidden;box-shadow:var(--sm);
}
.market-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:2px;
    background:var(--g1);opacity:0;transition:opacity .4s;
}
.market-card:hover{
    transform:translateY(-4px);box-shadow:var(--xl);
    border-color:rgba(33,102,255,.18);
}
.market-card:hover::before{opacity:1}
.market-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.market-header h4{font-size:1rem;font-weight:800;color:#101a33}
.trend{font-size:1.2rem;font-weight:700;width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center}
.trend.up{background:rgba(0,255,136,.1);color:var(--sc);box-shadow:0 0 8px rgba(0,255,136,.15)}
.trend.down{background:rgba(255,68,102,.1);color:var(--dg);box-shadow:0 0 8px rgba(255,68,102,.15)}
.market-price{font-size:1.8rem;font-weight:800;color:#101a33;margin-bottom:.15rem;letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-family:'SF Mono','Fira Code','Consolas',monospace}
.market-change{font-size:.8rem;font-weight:600;padding:.2rem .6rem;border-radius:100px;display:inline-block}
.market-change.positive{background:rgba(0,255,136,.1);color:var(--sc);box-shadow:0 0 8px rgba(0,255,136,.1)}
.market-change.negative{background:rgba(255,68,102,.1);color:var(--dg);box-shadow:0 0 8px rgba(255,68,102,.1)}
.market-card.market-error .market-change{background:rgba(245,158,11,.12);color:var(--a);box-shadow:0 0 8px rgba(245,158,11,.12)}

/* ========== 关于 ========== */
.about{padding:4rem 0;background:linear-gradient(180deg,#f7f9ff,#fff)}
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.brand-story{margin-top:3rem}
.about-text h3{font-size:1.55rem;color:#101a33;margin-bottom:1rem}
.about-text p{margin-bottom:1rem;line-height:1.8;font-size:1.05rem;color:var(--t)}
.brand-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin:1.5rem 0}
.brand-card{background:#fff;border:1px solid rgba(33,102,255,.1);border-radius:18px;padding:1rem;transition:all .3s;box-shadow:var(--xs)}
.brand-card:hover{transform:translateY(-3px);border-color:rgba(33,102,255,.24);box-shadow:var(--lg)}
.brand-card h4{color:#101a33;font-size:1rem;margin-bottom:.45rem}
.brand-card p{font-size:.88rem;color:var(--tl);line-height:1.65;margin-bottom:0}
.security-note{background:linear-gradient(135deg,rgba(33,102,255,.06),rgba(123,63,242,.06));border:1px solid rgba(33,102,255,.12);border-radius:20px;padding:1.25rem;margin-top:1.25rem}
.security-note h4{color:#101a33;font-size:1.05rem;margin-bottom:.5rem}
.security-note p{font-size:.95rem;color:var(--t);margin-bottom:0}
.trust-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem}
.trust-card{background:#fff;border:1px solid rgba(33,102,255,.1);border-radius:22px;padding:1.5rem;transition:all .35s;position:relative;overflow:hidden;box-shadow:var(--sm)}
.trust-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:2px;background:var(--g1);opacity:.65}
.trust-card:hover{transform:translateY(-4px);box-shadow:var(--xl);border-color:rgba(33,102,255,.18)}
.trust-card h3{font-size:1.05rem;color:#101a33;margin-bottom:.55rem}
.trust-card p{color:var(--tl);font-size:.9rem;line-height:1.7}
.about-image img{width:100%;height:340px;object-fit:cover;border-radius:28px;border:10px solid #fff;box-shadow:var(--xl);display:block}
.features-list{list-style:none;margin-top:1.5rem;display:grid;gap:.6rem}
.features-list li{
    display:flex;align-items:center;gap:.6rem;font-size:1rem;font-weight:500;
    color:var(--t);padding:.65rem 1rem;background:var(--l);
    border-radius:10px;transition:all .3s;border:1px solid transparent;
}
.features-list li:hover{background:rgba(0,212,255,.05);transform:translateX(5px);border-color:rgba(0,212,255,.12);box-shadow:0 0 15px rgba(0,212,255,.08)}
.features-list li::before{
    content:'✓';display:flex;align-items:center;justify-content:center;
    width:22px;height:22px;border-radius:50%;
    background:var(--g1);color:#fff;font-size:.7rem;font-weight:700;flex-shrink:0;
    box-shadow:0 0 8px rgba(0,212,255,.3);
}
.placeholder-image{
    background:var(--g1);color:#fff;height:340px;
    display:flex;align-items:center;justify-content:center;
    font-size:2rem;font-weight:800;border-radius:20px;
    box-shadow:var(--xl),0 0 30px rgba(0,212,255,.15);
    position:relative;overflow:hidden;
}
.placeholder-image::after{
    content:'';position:absolute;inset:0;
    background:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(255,255,255,.03) 3px,rgba(255,255,255,.03) 6px);
}

/* ========== 产品服务 ========== */
.services{padding:4rem 0;background:#f4f7ff}
.services .section-title::after{background:var(--g2);box-shadow:0 0 15px rgba(0,255,136,.4)}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.25rem}
.service-card{
    background:#fff;padding:2rem;border-radius:24px;
    border:1px solid var(--b);transition:all .4s;position:relative;overflow:hidden;
    box-shadow:var(--sm);
}
.service-card::after{content:'';position:absolute;top:-50%;right:-50%;width:100px;height:100px;background:radial-gradient(circle,rgba(33,102,255,.08),transparent 70%);transition:all .4s;border-radius:50%}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--xl);border-color:rgba(33,102,255,.18)}
.service-card:hover::after{top:-20%;right:-20%;width:150px;height:150px}
.service-icon{
    font-size:2.5rem;margin-bottom:1rem;width:60px;height:60px;border-radius:14px;
    background:linear-gradient(135deg,rgba(33,102,255,.1),rgba(123,63,242,.1));
    display:flex;align-items:center;justify-content:center;
    border:1px solid rgba(0,212,255,.06);
}
.service-card h3{font-size:1.15rem;margin-bottom:.5rem;color:#101a33;font-weight:800}
.service-card p{color:var(--tl);line-height:1.7;font-size:.9rem}

.platform-section{padding:4rem 0;background:#fff}
.platform-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:3rem;align-items:center}
.platform-media img{width:100%;height:380px;object-fit:cover;border-radius:30px;border:10px solid #fff;box-shadow:var(--xl);display:block}
.platform-content .section-title{text-align:left;margin-bottom:1rem}
.platform-content .section-title::after{margin:.6rem 0 0}
.platform-content p{color:var(--t);line-height:1.8;margin-bottom:1rem;font-size:1rem}
.platform-content h3{color:#101a33;font-size:1.35rem;margin:1rem 0 .6rem}

/* ========== 新闻 ========== */
.news{padding:4rem 0;background:#fff}
.news .section-title::after{background:var(--g1);box-shadow:0 0 15px rgba(0,212,255,.4)}
.news-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:1.25rem;margin-bottom:2rem}
.news-card{
    background:#fff;border-radius:24px;border:1px solid rgba(33,102,255,.1);
    overflow:hidden;transition:all .4s;position:relative;box-shadow:var(--sm);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--xl);border-color:rgba(33,102,255,.18)}
.news-card.featured{grid-row:span 2}
.news-image{height:200px;background:var(--g1);position:relative;overflow:hidden}
.news-image::after{
    content:'';position:absolute;inset:0;
    background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(255,255,255,.03) 2px,rgba(255,255,255,.03) 4px);
}
.placeholder-news{color:#fff;height:100%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800}
.news-content{padding:1.5rem}
.news-category{
    display:inline-block;background:var(--g1);color:#fff;
    padding:.25rem .75rem;border-radius:100px;font-size:.75rem;font-weight:600;
    margin-bottom:.75rem;box-shadow:0 10px 20px rgba(33,102,255,.16);
}
.news-card h3{font-size:1.1rem;margin-bottom:.5rem;color:#101a33;line-height:1.4;font-weight:800}
.news-card p{color:var(--tl);line-height:1.7;margin-bottom:.75rem;font-size:.9rem}
.news-meta{display:flex;justify-content:space-between;align-items:center;font-size:.8rem}
.news-date{color:var(--tl)}
.read-more{color:var(--p);text-decoration:none;font-weight:600;font-size:.85rem;transition:all .3s}
.read-more:hover{text-decoration:underline;color:var(--pd)}
.view-all{text-align:center;margin-top:1.5rem}

/* ========== 新闻源标签 ========== */
.news-tabs{display:flex;justify-content:center;gap:.5rem;margin-bottom:2rem;flex-wrap:wrap}
.news-tab{
    padding:.55rem 1.6rem;border:1px solid var(--b);border-radius:100px;
    font-size:.85rem;font-weight:600;cursor:pointer;transition:all .3s;
    color:var(--tl);background:transparent;font-family:inherit;
}
.news-tab:hover{color:var(--p);border-color:rgba(33,102,255,.2);box-shadow:var(--xs)}
.news-tab.active{background:#fff;color:var(--p);border-color:rgba(33,102,255,.2);box-shadow:var(--sm)}

/* ========== 新闻Feed ========== */
.news-feed{display:block}
.news-source-badge{
    display:flex;align-items:center;gap:.5rem;font-size:.78rem;color:var(--p);
    font-weight:600;margin-bottom:1rem;padding:.4rem 0;
}
.source-dot-live{width:7px;height:7px;background:var(--sc);border-radius:50%;animation:pulse 2s infinite;box-shadow:0 0 6px rgba(22,167,101,.35)}

.news-loading{text-align:center;padding:3rem 0;color:var(--tl);font-size:.9rem}
.loading-spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--b);border-top-color:var(--p);border-radius:50%;animation:spin .8s linear infinite;margin-right:.5rem;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}

.news-empty{text-align:center;padding:3rem 0;color:var(--tl)}

.news-list{display:flex;flex-direction:column;gap:0}

#newsGridLocal.news-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1rem}
#newsGridLocal .news-card{min-width:0}
#newsGridLocal .news-card.featured{grid-column:1/-1;grid-row:span 1}
#newsGridLocal .news-card h3{font-size:1rem}
.news-item{
    display:flex;align-items:flex-start;gap:.7rem;padding:.75rem .9rem;
    text-decoration:none;transition:all .3s;border-radius:10px;border:1px solid transparent;
    color:var(--t);
}
.news-item:hover{background:#f7f9ff;border-color:rgba(33,102,255,.1);transform:translateX(4px)}
.news-item-first{border-top:1px solid var(--b)}
.news-item+.news-item{border-top:1px solid var(--b)}
.news-item-time{
    font-size:.72rem;color:var(--tl);white-space:nowrap;padding-top:.15rem;
    min-width:60px;font-family:'SF Mono','Fira Code','Consolas',monospace;
}
.news-item-title{flex:1;font-size:.88rem;line-height:1.5;font-weight:500}
.news-item-arrow{flex-shrink:0;margin-top:.2rem;color:var(--tl);transition:all .3s}
.news-item:hover .news-item-arrow{color:var(--p);transform:translateX(3px)}

.vip-tag{display:inline-block;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;font-size:.6rem;font-weight:700;padding:1px 5px;border-radius:3px;vertical-align:middle;margin-left:4px}

.news-source-footer{text-align:right;margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--b)}
.news-source-footer a{color:var(--p);text-decoration:none;font-size:.82rem;font-weight:600;transition:all .3s}
.news-source-footer a:hover{color:var(--pd)}

/* ========== 市场分析 ========== */
.market-analysis{padding:4rem 0;background:#f4f7ff}
.market-analysis .section-title::after{background:var(--g1);box-shadow:0 0 15px rgba(124,58,237,.4)}
.analysis-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.25rem}
.analysis-card{
    background:#fff;padding:2rem;border-radius:24px;
    border:1px solid rgba(33,102,255,.1);transition:all .4s;position:relative;box-shadow:var(--sm);
}
.analysis-card:hover{transform:translateY(-4px);box-shadow:var(--xl);border-color:rgba(33,102,255,.18)}
.analysis-date{display:inline-block;color:var(--p);font-family:'SF Mono','Fira Code','Consolas',monospace;font-size:.78rem;font-weight:700;margin-bottom:.75rem}
.analysis-card h4{font-size:1.15rem;margin-bottom:.5rem;color:#101a33;font-weight:800}
.analysis-card p{color:var(--tl);line-height:1.7;margin-bottom:.75rem;font-size:.9rem}
.analysis-link{color:var(--p);text-decoration:none;font-weight:600;font-size:.85rem;transition:all .3s}
.analysis-link:hover{color:var(--pd)}

/* ========== 为什么选择我们 ========== */
.guarantee-section{padding:4rem 0;background:#fff}
.guarantee-card{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:3rem;border-radius:32px;background:var(--g1);border:1px solid rgba(33,102,255,.16);box-shadow:var(--xl);position:relative;overflow:hidden}
.guarantee-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 85% 30%,rgba(255,255,255,.24),transparent 35%);pointer-events:none}
.guarantee-card h2{font-size:2.2rem;color:#fff;margin-bottom:.5rem;position:relative}
.guarantee-card p{color:var(--t);font-size:1.05rem;position:relative}
.guarantee-card .btn{position:relative;flex-shrink:0}
.why-us{padding:4rem 0;background:#f7f9ff}
.why-us .section-title::after{background:var(--g2);box-shadow:0 0 15px rgba(0,255,136,.4)}
.advantages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.25rem}
.advantage-item{
    text-align:center;padding:2rem 1.5rem;border-radius:24px;
    background:#fff;border:1px solid rgba(33,102,255,.1);transition:all .4s;
    position:relative;overflow:hidden;
    box-shadow:var(--sm);
}
.advantage-item::before{
    content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);
    width:0;height:2px;background:var(--g1);transition:width .4s;
    border-radius:0 0 20px 20px;
}
.advantage-item:hover{transform:translateY(-4px);box-shadow:var(--xl);border-color:rgba(33,102,255,.18)}
.advantage-item:hover::before{width:80%}
.advantage-icon{
    font-size:2.5rem;margin-bottom:1rem;width:64px;height:64px;border-radius:16px;
    background:linear-gradient(135deg,rgba(33,102,255,.08),rgba(123,63,242,.08));
    display:flex;align-items:center;justify-content:center;margin:0 auto;
    border:1px solid rgba(0,212,255,.06);
}
.advantage-item h4{font-size:1.1rem;margin-bottom:.5rem;color:#101a33;font-weight:800}
.advantage-item p{color:var(--tl);line-height:1.7;font-size:.9rem}

/* ========== 联系我们 ========== */
.contact{padding:4rem 0;background:#fff;position:relative;overflow:hidden}
.contact::before{
    content:'';position:absolute;inset:0;
    background:radial-gradient(circle at 30% 50%,rgba(33,102,255,.06),transparent 50%),
    radial-gradient(circle at 70% 50%,rgba(123,63,242,.06),transparent 50%);
}
.contact .section-title{color:#101a33}
.contact .section-subtitle{color:var(--tl)}
.contact-content{position:relative;z-index:1}
.contact-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.contact-item{
    padding:1.25rem;background:#fff;
    border:1px solid rgba(33,102,255,.1);border-radius:18px;
    transition:all .3s;box-shadow:var(--sm);
}
.contact-item:hover{background:#f8fbff;transform:translateX(5px);border-color:rgba(33,102,255,.18);box-shadow:var(--lg)}
.contact-item h4{font-size:1rem;margin-bottom:.3rem;color:#101a33}
.contact-item p{color:var(--tl);font-size:.9rem}
.contact-item a,.footer-section a,.qq-id-box a{color:var(--p);text-decoration:none;font-weight:600}
.contact-item a:hover,.footer-section a:hover,.qq-id-box a:hover{color:var(--pd)}
/* ========== 页脚 ========== */
.footer{background:#101a33;color:#fff;padding:3rem 0 1.5rem;border-top:1px solid rgba(33,102,255,.08)}
.footer-content{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2rem;margin-bottom:2.5rem}
.footer-section h4{font-size:1rem;font-weight:800;margin-bottom:1rem;color:#fff}
.footer-section p{line-height:1.7;color:var(--tl);font-size:.85rem}
.footer-section ul{list-style:none}
.footer-section ul li{margin-bottom:.5rem}
.footer-section ul li a{color:var(--tl);text-decoration:none;font-size:.85rem;transition:all .3s}
.footer-section ul li a:hover{color:#8bb0ff;padding-left:4px}
.social-links{display:flex;gap:.6rem;flex-wrap:wrap}
.social-icon{
    background:rgba(255,255,255,.06);padding:.4rem .8rem;border-radius:8px;
    color:var(--tl);text-decoration:none;font-size:.8rem;transition:all .3s;
    border:1px solid rgba(255,255,255,.08);
}
.social-icon:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.2)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:1.5rem;text-align:center}
.footer-bottom p{margin-bottom:.3rem;color:rgba(107,125,153,.5);font-size:.8rem}
.risk-warning{margin-top:.75rem!important;font-size:.72rem!important;opacity:.6;max-width:650px;margin-left:auto!important;margin-right:auto!important}

/* ========== 右侧浮动工具栏 ========== */
.floating-toolbar{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:997;display:flex;flex-direction:column;gap:4px}
.tool-item{
    width:52px;height:52px;background:var(--l);border:1px solid var(--b);
    border-radius:12px;display:flex;flex-direction:column;align-items:center;
    justify-content:center;cursor:pointer;transition:all .3s;
    box-shadow:var(--sm);position:relative;
}
.tool-item:hover{background:var(--p);border-color:var(--p);box-shadow:0 14px 30px rgba(33,102,255,.26)}
.tool-item:hover .tool-label{color:#fff}
.tool-item.active{background:var(--p);border-color:var(--p);box-shadow:0 14px 30px rgba(33,102,255,.3)}
.tool-item.active .tool-label{color:#fff}
.tool-icon{font-size:1.3rem;transition:all .3s}
.tool-label{font-size:.55rem;color:var(--tl);font-weight:600;transition:all .3s}

/* ========== 浮动画板（三个独立面板共用） ========== */
.float-panel{
    display:none;position:fixed;bottom:24px;right:90px;
    width:420px;max-height:550px;background:#fff;border-radius:18px;
    box-shadow:0 28px 70px rgba(34,67,122,.22);
    z-index:1000;overflow:hidden;border:1px solid rgba(33,102,255,.12);
    animation:panelIn .3s ease;
}
.float-panel.active{display:flex;flex-direction:column}
@keyframes panelIn{from{opacity:0;transform:translateY(12px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}

/* 面板头部 */
.float-panel-header{background:var(--g1);color:#fff;padding:.85rem 1rem;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}
.panel-header-left{display:flex;align-items:center;gap:.6rem}
.panel-avatar{width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.panel-header-left h4{font-size:.95rem;font-weight:700;margin:0;line-height:1.2}
.online-dot{font-size:.68rem;color:#86efac}
.panel-close-btn{
    background:rgba(255,255,255,.1);border:none;color:#fff;
    width:28px;height:28px;border-radius:6px;font-size:1.1rem;
    cursor:pointer;transition:all .3s;display:flex;
    align-items:center;justify-content:center;line-height:1;
}
.panel-close-btn:hover{background:rgba(255,255,255,.2);transform:scale(1.1)}

/* 面板内容区 */
.float-panel-body{flex:1;overflow-y:auto;padding:1rem}
.float-panel-body::-webkit-scrollbar{width:4px}
.float-panel-body::-webkit-scrollbar-thumb{background:#c6d4ea;border-radius:10px}

/* ========== 面板1：聊天窗口 ========== */
.chat-panel .float-panel-body{padding:0;display:flex;flex-direction:column}
.chat-panel .chat-messages{height:360px;max-height:calc(70vh - 125px);overflow-y:auto;padding:1rem;scroll-behavior:smooth}
.chat-panel .chat-messages::-webkit-scrollbar{width:4px}
.chat-panel .chat-messages::-webkit-scrollbar-thumb{background:#c6d4ea;border-radius:10px}

.msg{display:flex;align-items:flex-start;margin-bottom:.7rem;animation:fadeMsg .25s ease;min-width:0}
@keyframes fadeMsg{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.msg-avatar{width:30px;height:30px;border-radius:7px;background:var(--l2);display:flex;align-items:center;justify-content:center;font-size:.9rem;margin-right:.5rem;flex-shrink:0}
.msg-bubble{background:var(--l2);padding:.65rem .8rem;border-radius:11px;border-top-left-radius:4px;max-width:78%;min-width:0;border:1px solid rgba(33,102,255,.08);box-shadow:var(--xs)}
.msg-bubble p{margin:0 0 .3rem 0;line-height:1.55;font-size:.82rem;color:var(--t);white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}
.msg-bubble p:last-child{margin-bottom:0}
.msg-time{font-size:.62rem;color:var(--tl);display:block;margin-top:.25rem}

.quick-questions{list-style:none;padding:0;margin:.3rem 0 0 0}
.quick-questions li{
    background:var(--l);padding:.3rem .55rem;margin-bottom:.25rem;border-radius:6px;
    font-size:.75rem;cursor:pointer;transition:all .2s;
    border:1px solid var(--b);color:var(--t);
}
.quick-questions li:hover{background:var(--p);color:#fff;border-color:var(--p);transform:translateX(3px);box-shadow:0 10px 20px rgba(33,102,255,.18)}

.chat-input-row{display:flex;gap:.45rem;padding:.7rem 1rem;border-top:1px solid var(--b);background:var(--l2);flex-shrink:0}
.chat-input-row input{
    flex:1;padding:.6rem .75rem;border:1.5px solid var(--b);border-radius:9px;
    font-size:.82rem;font-family:inherit;transition:all .3s;background:var(--l);color:var(--t);min-width:0;
}
.chat-input-row input:focus{outline:none;border-color:var(--p);box-shadow:0 0 0 3px rgba(33,102,255,.08)}
.btn-send{
    padding:.6rem 1rem;background:var(--g1);color:#fff;border:none;border-radius:9px;
    font-size:.82rem;font-weight:600;cursor:pointer;transition:all .3s;white-space:nowrap;
}
.btn-send:hover{transform:translateY(-1px);box-shadow:0 10px 20px rgba(33,102,255,.24)}

/* 用户消息 */
.msg-usr{flex-direction:row-reverse}
.msg-usr .msg-avatar{margin-right:0;margin-left:.5rem;background:var(--p)}
.msg-usr .msg-bubble{background:var(--p);color:#fff;border-radius:11px;border-top-right-radius:4px;border-top-left-radius:11px;border-color:transparent}
.msg-usr .msg-bubble p{color:#fff}
.msg-usr .msg-time{color:rgba(6,11,20,.5);text-align:right}

/* ========== 面板2：联系方式 ========== */
.info-row{
    display:flex;gap:.7rem;padding:.75rem;margin-bottom:.6rem;
    background:var(--l2);border-radius:10px;transition:all .3s;
    border:1px solid transparent;
}
.info-row:hover{background:var(--l);border-color:rgba(33,102,255,.12);transform:translateX(3px);box-shadow:var(--xs)}
.info-icon{width:40px;height:40px;background:var(--g1);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1.15rem;flex-shrink:0;box-shadow:0 10px 22px rgba(33,102,255,.18)}
.info-text h5{font-size:.82rem;font-weight:700;color:#101a33;margin:0 0 2px 0}
.info-text p{font-size:.8rem;color:var(--p);margin:0 0 2px 0;font-weight:600}
.info-text span{font-size:.65rem;color:var(--tl)}

/* ========== 面板3：QQ咨询 ========== */
.qq-body{text-align:center;padding:1.5rem!important}
.qr-box{
    width:180px;height:180px;margin:0 auto .75rem;
    background:var(--l2);border:2px dashed rgba(33,102,255,.18);
    border-radius:12px;display:flex;align-items:center;justify-content:center;
    overflow:hidden;
}
.qq-qr-img{width:100%;height:100%;object-fit:cover;display:block}
.qr-inner{text-align:center}
.qr-big-icon{font-size:3.5rem;margin-bottom:.3rem}
.qr-inner p{font-size:.9rem;color:var(--t);margin:0 0 .1rem 0;font-weight:700}
.qr-inner span{font-size:.7rem;color:var(--tl)}
.qr-tip{font-size:.82rem;color:var(--tl);margin:0 0 1rem 0}
.qq-id-box{padding:.6rem 1rem;background:var(--l2);border-radius:8px;font-size:.82rem;color:var(--t);border:1px solid rgba(33,102,255,.08)}
.qq-id-box strong{color:var(--p);font-size:.9rem}

/* ========== 响应式 ========== */
@media(max-width:768px){
    .nav-menu{
        position:fixed;left:-100%;top:60px;flex-direction:column;
        background:var(--l2);width:100%;text-align:center;transition:.3s;
        box-shadow:var(--xl);padding:1rem;gap:.2rem;border-radius:0;
        border:1px solid rgba(0,212,255,.08);
    }
    .nav-menu.active{left:0}
    .hamburger{display:flex}
    .logo-mark{padding:.3rem .55rem}
    .logo-primary{width:150px;height:32px}
    .hero::before{width:360px;height:360px;right:-130px;top:-70px;opacity:.12;filter:blur(12px)}
    .hero-layout,.platform-layout{grid-template-columns:1fr}
    .hero-content{text-align:center}
    .hero-content h2{font-size:2rem}
    .hero-content p{margin-left:auto;margin-right:auto}
    .hero-buttons{justify-content:center}
    .hero-stats{grid-template-columns:repeat(2,1fr);gap:1rem}
    .platform-content .section-title{text-align:center}
    .platform-content .section-title::after{margin:.6rem auto 0}
    .about-content,.contact-content{grid-template-columns:1fr}
    .brand-grid{grid-template-columns:1fr}
    .guarantee-card{flex-direction:column;text-align:center;padding:2rem}
    .news-grid{grid-template-columns:1fr}
    #newsGridLocal.news-grid{grid-template-columns:1fr}
    .news-card.featured{grid-row:span 1}
    .footer-content{grid-template-columns:1fr 1fr;gap:1.5rem}
    .float-panel{width:calc(100vw - 90px);right:90px;bottom:16px;max-height:70vh}
    .qr-box{width:140px;height:140px}
    .info-row{padding:.6rem}
    .chat-panel .chat-messages{height:calc(70vh - 125px);max-height:calc(70vh - 125px)}
    .floating-toolbar{right:8px;gap:2px}
    .tool-item{width:44px;height:44px}
    .tool-icon{font-size:1.1rem}
    .news-tab{padding:.45rem 1rem;font-size:.75rem}
    .news-item-time{min-width:48px;font-size:.68rem}
    .news-item-title{font-size:.8rem}
}

@media(max-width:480px){
    .hero-content h2{font-size:1.5rem}
    .section-title{font-size:1.5rem}
    .hero-stats{grid-template-columns:1fr}
    .hero-media img,.platform-media img,.about-image img{min-height:240px;height:260px}
    .guarantee-card h2{font-size:1.55rem}
    .hero-buttons{flex-direction:column}
    .btn{width:100%;justify-content:center}
    .footer-content{grid-template-columns:1fr}
    .float-panel{width:calc(100vw - 90px);right:90px;bottom:16px;max-height:70vh}
}

/* ========== 全局微动效 ========== */
@keyframes borderGlow{
    0%,100%{border-color:rgba(0,212,255,.1);box-shadow:0 0 10px rgba(0,212,255,.05)}
    50%{border-color:rgba(0,212,255,.2);box-shadow:0 0 25px rgba(0,212,255,.1)}
}