/* ============================================
   EAV Brazil · 极目巴西 · 智慧农业航空
   主题：科技蓝 + 农业绿 + 巴西黄绿点缀
   ============================================ */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#1b2735;line-height:1.75;background:#ffffff;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:color .25s}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:1260px;margin:0 auto;padding:0 24px}

/* ============ 顶部信息条 ============ */
.top-bar{background:#0a2540;color:#a8c4e0;font-size:13px;padding:8px 0;letter-spacing:.5px}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.top-bar .tb-left span{margin-right:22px;opacity:.85}
.top-bar .tb-left i{color:#4fd18b;font-style:normal;margin-right:6px}
.top-bar .tb-right a{margin-left:18px;opacity:.8;font-size:12px}
.top-bar .tb-right a:hover{color:#fff;opacity:1}

/* ============ 顶部导航 ============ */
header{background:#fff;position:sticky;top:0;z-index:200;border-bottom:1px solid #eef2f6;box-shadow:0 1px 14px rgba(10,37,64,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#0a66c2,#12a8d6 55%,#4fd18b);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:20px;letter-spacing:-1px;box-shadow:0 6px 16px rgba(10,102,194,.3);position:relative}
.logo-mark::after{content:"";position:absolute;inset:3px;border:1px dashed rgba(255,255,255,.5);border-radius:9px}
.logo-text{line-height:1.15}
.logo-text .cn{font-size:20px;font-weight:800;color:#0a2540;letter-spacing:1px}
.logo-text .en{font-size:11px;color:#5a7da1;letter-spacing:2.5px;text-transform:uppercase;margin-top:2px}
.menu{display:flex;gap:32px}
.menu a{font-size:15px;font-weight:500;color:#2c3e54;padding:12px 0;position:relative;white-space:nowrap}
.menu a::after{content:"";position:absolute;left:50%;bottom:2px;width:0;height:2px;background:linear-gradient(90deg,#0a66c2,#4fd18b);transition:.3s;transform:translateX(-50%);border-radius:2px}
.menu a:hover,.menu a.active{color:#0a66c2}
.menu a:hover::after,.menu a.active::after{width:100%}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(90deg,#0a66c2,#12a8d6);color:#fff;padding:10px 22px;border-radius:24px;font-size:14px;font-weight:500;transition:.3s;box-shadow:0 4px 14px rgba(10,102,194,.25)}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(10,102,194,.4);color:#fff}
.nav-cta::before{content:"";width:8px;height:8px;background:#ffd23f;border-radius:50%;box-shadow:0 0 8px #ffd23f;animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.25)}}

/* ============ Hero 首屏 ============ */
.hero{position:relative;min-height:680px;color:#fff;display:flex;align-items:center;overflow:hidden;background:linear-gradient(115deg,rgba(10,37,64,.78) 0%,rgba(10,102,194,.5) 55%,rgba(18,168,214,.25) 100%),url('https://images.unsplash.com/photo-1562408590-e32931084e23?w=1920&auto=format&fit=crop') center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(79,209,139,.18),transparent 45%)}
.hero-inner{position:relative;max-width:780px;z-index:2}
.hero .tag{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.28);padding:7px 18px;border-radius:22px;font-size:13px;letter-spacing:3px;margin-bottom:24px}
.hero .tag i{width:6px;height:6px;background:#4fd18b;border-radius:50%;box-shadow:0 0 10px #4fd18b;font-style:normal;display:inline-block}
.hero h1{font-size:56px;font-weight:800;margin-bottom:22px;letter-spacing:3px;line-height:1.2;text-shadow:0 4px 24px rgba(0,0,0,.35)}
.hero h1 .accent{color:#4fd18b}
.hero h1 .y{color:#ffd23f}
.hero .lead{font-size:18px;max-width:640px;margin-bottom:16px;opacity:.95;line-height:1.85;letter-spacing:1px}
.hero .lead-en{font-size:13px;letter-spacing:2px;opacity:.7;margin-bottom:34px;font-family:"Segoe UI",sans-serif}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 34px;border-radius:30px;font-size:15px;font-weight:500;transition:.3s;cursor:pointer;border:none}
.btn-primary{background:linear-gradient(90deg,#0a66c2,#12a8d6);color:#fff;box-shadow:0 8px 22px rgba(10,102,194,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(10,102,194,.5);color:#fff}
.btn-outline{background:rgba(255,255,255,.06);color:#fff;border:1.5px solid rgba(255,255,255,.6);backdrop-filter:blur(6px)}
.btn-outline:hover{background:#fff;color:#0a2540;border-color:#fff}
.btn-green{background:linear-gradient(90deg,#4fd18b,#2fb873);color:#0a2540;font-weight:600}
.btn-green:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(47,184,115,.4);color:#0a2540}

/* hero 悬浮数据 */
.hero-stats{position:absolute;right:6%;bottom:70px;display:flex;gap:14px;z-index:3}
.hero-stat{background:rgba(255,255,255,.08);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.22);border-radius:16px;padding:20px 26px;min-width:150px;text-align:center}
.hero-stat .num{font-size:30px;font-weight:800;color:#4fd18b;letter-spacing:1px}
.hero-stat .num .unit{font-size:14px;opacity:.85;margin-left:3px;color:#fff}
.hero-stat .lbl{font-size:12px;opacity:.85;margin-top:6px;letter-spacing:1px}

/* ============ 通用区块 ============ */
.section{padding:100px 0}
.section.alt{background:#f5f8fb}
.section.dark{background:#0a2540;color:#e6edf5}
.section.grad{background:linear-gradient(180deg,#f5f8fb,#ffffff)}
.section-title{text-align:center;margin-bottom:60px}
.section-title .sub{display:inline-block;color:#0a66c2;letter-spacing:5px;font-size:13px;font-weight:700;margin-bottom:14px;text-transform:uppercase}
.section.dark .section-title .sub{color:#4fd18b}
.section-title h2{font-size:38px;color:#0a2540;font-weight:800;letter-spacing:2px}
.section.dark .section-title h2{color:#fff}
.section-title .line{width:60px;height:3px;background:linear-gradient(90deg,#0a66c2,#4fd18b);margin:20px auto 16px;border-radius:2px}
.section-title p{color:#5a7089;max-width:680px;margin:0 auto;font-size:15px;letter-spacing:.5px}
.section.dark .section-title p{color:#9eb6cf}

/* ============ 产品矩阵 ============ */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.product-card{background:#fff;border:1px solid #e8eef5;border-radius:18px;overflow:hidden;transition:.4s;position:relative}
.product-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#0a66c2,#4fd18b);transform:scaleX(0);transition:.4s;transform-origin:left}
.product-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(10,37,64,.12);border-color:transparent}
.product-card:hover::before{transform:scaleX(1)}
.product-card .pic{height:220px;overflow:hidden;background:#f5f8fb;position:relative}
.product-card .pic img{width:100%;height:100%;object-fit:cover;transition:.6s}
.product-card:hover .pic img{transform:scale(1.08)}
.product-card .pic .tagline{position:absolute;top:14px;left:14px;background:rgba(10,37,64,.85);color:#fff;font-size:11px;padding:4px 12px;border-radius:12px;letter-spacing:1px;backdrop-filter:blur(6px)}
.product-card .pic .tagline.g{background:rgba(47,184,115,.9)}
.product-card .body{padding:24px 22px 26px}
.product-card .code{color:#0a66c2;font-size:12px;font-weight:700;letter-spacing:3px;margin-bottom:6px}
.product-card h3{font-size:20px;color:#0a2540;font-weight:700;margin-bottom:10px;letter-spacing:1px}
.product-card .desc{color:#5a7089;font-size:13.5px;line-height:1.8;margin-bottom:16px;min-height:70px}
.product-card .more{display:inline-flex;align-items:center;gap:6px;color:#0a66c2;font-size:13px;font-weight:600}
.product-card .more:hover{color:#4fd18b;gap:10px}

/* ============ 应用场景 ============ */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.app-card{position:relative;height:320px;border-radius:18px;overflow:hidden;cursor:pointer}
.app-card img{width:100%;height:100%;object-fit:cover;transition:.6s}
.app-card:hover img{transform:scale(1.1)}
.app-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(10,37,64,.92) 100%)}
.app-card .info{position:absolute;left:26px;right:26px;bottom:24px;color:#fff;z-index:2}
.app-card .info .en{font-size:12px;letter-spacing:3px;color:#4fd18b;text-transform:uppercase;margin-bottom:6px}
.app-card .info h3{font-size:22px;font-weight:700;margin-bottom:8px;letter-spacing:1px}
.app-card .info p{font-size:13px;opacity:.85;line-height:1.7}
.app-card .info .more{display:inline-block;margin-top:12px;font-size:12px;padding:6px 14px;border:1px solid rgba(255,255,255,.5);border-radius:16px;transition:.3s}
.app-card:hover .info .more{background:#4fd18b;border-color:#4fd18b;color:#0a2540}
.app-card.big{grid-column:span 2;height:320px}

/* ============ 技术优势 ============ */
.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.advantage{background:#fff;padding:36px 26px;border-radius:16px;border:1px solid #eaf0f7;text-align:center;transition:.35s;position:relative;overflow:hidden}
.section.dark .advantage{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.08)}
.advantage:hover{transform:translateY(-6px);border-color:#4fd18b;box-shadow:0 16px 34px rgba(10,37,64,.1)}
.section.dark .advantage:hover{box-shadow:0 16px 34px rgba(0,0,0,.3)}
.advantage .ico{width:68px;height:68px;margin:0 auto 20px;border-radius:16px;background:linear-gradient(135deg,#e8f2fc,#d5eee2);display:flex;align-items:center;justify-content:center;font-size:32px;color:#0a66c2;font-weight:700}
.section.dark .advantage .ico{background:linear-gradient(135deg,rgba(10,102,194,.2),rgba(79,209,139,.2));color:#4fd18b}
.advantage h4{font-size:18px;font-weight:700;margin-bottom:12px;letter-spacing:1px;color:#0a2540}
.section.dark .advantage h4{color:#fff}
.advantage p{font-size:13.5px;color:#5a7089;line-height:1.8}
.section.dark .advantage p{color:#9eb6cf}

/* ============ 巴西专区 ============ */
.brazil-block{position:relative;background:linear-gradient(135deg,#002776 0%,#0a66c2 45%,#2fb873 100%);color:#fff;border-radius:24px;overflow:hidden;padding:70px 60px;display:grid;grid-template-columns:1.2fr 1fr;gap:50px;align-items:center}
.brazil-block::before{content:"";position:absolute;top:-80px;right:-80px;width:260px;height:260px;background:#ffd23f;border-radius:50%;opacity:.15}
.brazil-block::after{content:"";position:absolute;bottom:-60px;left:40%;width:180px;height:180px;background:#4fd18b;border-radius:50%;opacity:.2}
.brazil-block .bz-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,210,63,.2);border:1px solid rgba(255,210,63,.5);padding:6px 16px;border-radius:16px;font-size:12px;letter-spacing:3px;color:#ffd23f;margin-bottom:18px}
.brazil-block h2{font-size:38px;font-weight:800;letter-spacing:2px;margin-bottom:18px;line-height:1.3}
.brazil-block h2 .hi{color:#ffd23f}
.brazil-block p{font-size:15px;opacity:.92;line-height:1.9;margin-bottom:24px;max-width:560px}
.brazil-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px}
.bz-stat{background:rgba(255,255,255,.08);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.16);padding:20px 16px;border-radius:14px;text-align:center}
.bz-stat .n{font-size:26px;font-weight:800;color:#ffd23f}
.bz-stat .l{font-size:12px;opacity:.88;margin-top:4px;letter-spacing:1px}
.brazil-block .bz-pic{position:relative;z-index:2}
.brazil-block .bz-pic img{border-radius:18px;box-shadow:0 30px 60px rgba(0,0,0,.35);transform:rotate(1.5deg)}

/* ============ 数据条 ============ */
.fact-band{background:linear-gradient(90deg,#0a2540,#0a66c2);color:#fff;padding:50px 0}
.fact-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.fact-row .f-num{font-size:46px;font-weight:800;color:#4fd18b;letter-spacing:1px}
.fact-row .f-num .u{font-size:18px;opacity:.85;margin-left:2px;color:#fff}
.fact-row .f-lbl{font-size:13px;opacity:.85;margin-top:6px;letter-spacing:2px}

/* ============ 新闻 / 案例 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{background:#fff;border:1px solid #eaf0f7;border-radius:14px;overflow:hidden;transition:.35s}
.news-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(10,37,64,.1)}
.news-card .n-pic{height:210px;overflow:hidden}
.news-card .n-pic img{width:100%;height:100%;object-fit:cover;transition:.6s}
.news-card:hover .n-pic img{transform:scale(1.06)}
.news-card .n-body{padding:22px 22px 26px}
.news-card .n-date{font-size:12px;color:#7b8fa6;letter-spacing:1.5px;margin-bottom:10px}
.news-card h4{font-size:17px;color:#0a2540;font-weight:700;margin-bottom:10px;line-height:1.55;letter-spacing:.5px}
.news-card p{font-size:13.5px;color:#5a7089;line-height:1.75;margin-bottom:14px}
.news-card .n-more{font-size:13px;color:#0a66c2;font-weight:600}
.news-card:hover .n-more{color:#4fd18b}

/* ============ CTA 横幅 ============ */
.cta-band{background:linear-gradient(110deg,#0a66c2,#12a8d6);padding:70px 0;color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:url('https://images.unsplash.com/photo-1524492514790-c13fe1cd41d2?w=1600&auto=format&fit=crop') center/cover;opacity:.14;mix-blend-mode:overlay}
.cta-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;z-index:2}
.cta-inner h3{font-size:30px;font-weight:800;letter-spacing:2px;margin-bottom:8px}
.cta-inner p{font-size:14.5px;opacity:.9;letter-spacing:1px}

/* ============ Footer ============ */
footer{background:#061a30;color:#9eb6cf;padding:70px 0 0}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.06)}
.foot-brand .logo-text .cn{color:#fff}
.foot-brand .logo-text .en{color:#7b93b0}
.foot-brand p{font-size:13px;margin-top:18px;line-height:1.9;max-width:280px}
.foot-brand .soc{display:flex;gap:10px;margin-top:18px}
.foot-brand .soc a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;font-size:14px;transition:.3s}
.foot-brand .soc a:hover{background:#4fd18b;color:#0a2540}
.foot-col h5{color:#fff;font-size:15px;margin-bottom:20px;font-weight:700;letter-spacing:1px;position:relative;padding-bottom:10px}
.foot-col h5::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:#4fd18b}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{font-size:13.5px;color:#9eb6cf;transition:.25s}
.foot-col ul li a:hover{color:#4fd18b;padding-left:4px}
.foot-col .ct{font-size:13px;line-height:1.9;margin-bottom:12px}
.foot-col .ct i{font-style:normal;color:#4fd18b;margin-right:8px}
.foot-col .ct strong{color:#fff;display:block;margin-bottom:2px;letter-spacing:1px}
.footer-bot{padding:22px 0;text-align:center;font-size:12.5px;color:#6c86a1;letter-spacing:.5px}
.footer-bot a{color:#9eb6cf;margin:0 8px}
.footer-bot a:hover{color:#4fd18b}

/* ============ 内页 hero ============ */
.page-hero{position:relative;height:360px;color:#fff;display:flex;align-items:center;overflow:hidden;background:linear-gradient(110deg,rgba(10,37,64,.85),rgba(10,102,194,.65)),url('https://images.unsplash.com/photo-1500382017468-9049fed747ef?w=1800&auto=format&fit=crop') center/cover}
.page-hero .ph-inner{position:relative;z-index:2}
.page-hero .ph-sub{letter-spacing:4px;font-size:13px;color:#4fd18b;margin-bottom:10px;text-transform:uppercase}
.page-hero h1{font-size:44px;font-weight:800;letter-spacing:3px;margin-bottom:12px}
.page-hero .crumb{font-size:13px;opacity:.8}
.page-hero .crumb a{opacity:.9}
.page-hero .crumb a:hover{color:#4fd18b;opacity:1}

/* ============ 关于页 ============ */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-intro .ai-pic{border-radius:18px;overflow:hidden;box-shadow:0 28px 60px rgba(10,37,64,.15);position:relative}
.about-intro .ai-pic::before{content:"EAV";position:absolute;top:20px;left:24px;color:rgba(255,255,255,.85);font-size:22px;letter-spacing:6px;font-weight:800;z-index:2;text-shadow:0 2px 10px rgba(0,0,0,.3)}
.about-intro .ai-pic img{width:100%;display:block}
.about-intro .ai-text .sub{color:#0a66c2;letter-spacing:4px;font-size:13px;font-weight:700;margin-bottom:14px;text-transform:uppercase}
.about-intro .ai-text h2{font-size:36px;color:#0a2540;font-weight:800;margin-bottom:22px;letter-spacing:2px;line-height:1.3}
.about-intro .ai-text h2 .h{color:#2fb873}
.about-intro .ai-text p{font-size:15px;color:#465b73;line-height:1.95;margin-bottom:16px;letter-spacing:.5px}
.ai-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.ai-tags span{padding:6px 16px;background:#e8f2fc;color:#0a66c2;border-radius:14px;font-size:12.5px;letter-spacing:1px}
.ai-tags span.g{background:#dcf4e8;color:#1e8a50}
.ai-tags span.y{background:#fff5d4;color:#8a6514}

/* 价值观 */
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px}
.value-card{background:#fff;padding:40px 30px;border-radius:16px;border:1px solid #eaf0f7;transition:.3s;position:relative;overflow:hidden}
.value-card:hover{transform:translateY(-6px);border-color:#4fd18b;box-shadow:0 16px 34px rgba(10,37,64,.1)}
.value-card .vc-num{position:absolute;top:18px;right:22px;font-size:54px;font-weight:800;color:#f0f5fa;letter-spacing:-2px}
.value-card .vc-ico{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#e8f2fc,#dcf4e8);display:flex;align-items:center;justify-content:center;font-size:26px;color:#0a66c2;margin-bottom:20px;font-weight:700}
.value-card h4{font-size:19px;font-weight:700;color:#0a2540;margin-bottom:12px;letter-spacing:1px}
.value-card p{font-size:14px;color:#5a7089;line-height:1.85}

/* 里程碑时间线 */
.timeline{position:relative;padding-left:30px;max-width:860px;margin:0 auto}
.timeline::before{content:"";position:absolute;left:7px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,#0a66c2,#4fd18b,transparent)}
.tl-item{position:relative;padding-bottom:36px;padding-left:30px}
.tl-item::before{content:"";position:absolute;left:-7px;top:6px;width:16px;height:16px;border-radius:50%;background:#4fd18b;border:3px solid #fff;box-shadow:0 0 0 2px #4fd18b}
.tl-item .y{font-size:22px;font-weight:800;color:#0a66c2;letter-spacing:2px;margin-bottom:6px}
.tl-item h4{font-size:17px;color:#0a2540;font-weight:700;margin-bottom:6px;letter-spacing:1px}
.tl-item p{font-size:14px;color:#5a7089;line-height:1.8}

/* ============ 产品页 ============ */
.product-list{display:flex;flex-direction:column;gap:40px}
.product-item{background:#fff;border-radius:20px;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;gap:0;box-shadow:0 10px 30px rgba(10,37,64,.07);transition:.4s;border:1px solid #eaf0f7}
.product-item:hover{box-shadow:0 24px 50px rgba(10,37,64,.13);transform:translateY(-4px)}
.product-item.rev{grid-template-columns:1fr 1fr}
.product-item.rev .pi-pic{order:2}
.product-item.rev .pi-body{order:1}
.pi-pic{position:relative;min-height:360px;overflow:hidden;background:linear-gradient(135deg,#f0f5fa,#dcf4e8)}
.pi-pic img{width:100%;height:100%;object-fit:cover}
.pi-pic .pi-series{position:absolute;top:22px;left:22px;background:rgba(10,37,64,.88);color:#fff;padding:6px 18px;border-radius:16px;font-size:12px;letter-spacing:2px;backdrop-filter:blur(8px)}
.pi-pic .pi-series.g{background:rgba(47,184,115,.92)}
.pi-pic .pi-series.y{background:rgba(255,210,63,.95);color:#3d2b00}
.pi-body{padding:48px 44px;display:flex;flex-direction:column;justify-content:center}
.pi-body .pi-code{font-size:12px;letter-spacing:3px;font-weight:700;color:#0a66c2;margin-bottom:8px}
.pi-body h3{font-size:28px;color:#0a2540;font-weight:800;margin-bottom:10px;letter-spacing:1px}
.pi-body .pi-line{color:#4fd18b;font-size:14px;margin-bottom:18px;letter-spacing:1px}
.pi-body > p{font-size:14.5px;color:#5a7089;line-height:1.9;margin-bottom:22px}
.pi-specs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:26px}
.pi-specs li{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#2c3e54}
.pi-specs li::before{content:"";width:6px;height:6px;background:#4fd18b;border-radius:50%;flex-shrink:0;box-shadow:0 0 0 3px rgba(79,209,139,.2)}
.pi-actions{display:flex;gap:12px;flex-wrap:wrap}
.pi-actions .btn{padding:10px 24px;font-size:13.5px}

/* ============ 应用页 ============ */
.app-list{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.app-item{background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 8px 26px rgba(10,37,64,.07);transition:.35s;border:1px solid #eef3f8}
.app-item:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(10,37,64,.12)}
.app-item .ai-pic{height:260px;overflow:hidden;position:relative}
.app-item .ai-pic img{width:100%;height:100%;object-fit:cover;transition:.6s}
.app-item:hover .ai-pic img{transform:scale(1.06)}
.app-item .ai-pic::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,37,64,.75))}
.app-item .ai-pic .ai-name{position:absolute;left:24px;bottom:18px;color:#fff;z-index:2}
.app-item .ai-pic .ai-name .ae{font-size:12px;letter-spacing:3px;color:#4fd18b;text-transform:uppercase;margin-bottom:4px}
.app-item .ai-pic .ai-name h3{font-size:24px;font-weight:800;letter-spacing:2px}
.app-item .ai-body{padding:28px 30px 32px}
.app-item .ai-body > p{font-size:14px;color:#5a7089;line-height:1.9;margin-bottom:20px}
.app-item .ai-pts{margin-bottom:22px}
.app-item .ai-pts li{font-size:13.5px;color:#2c3e54;padding:7px 0;display:flex;align-items:start;gap:10px;border-bottom:1px dashed #eef3f8}
.app-item .ai-pts li:last-child{border:none}
.app-item .ai-pts li::before{content:"✓";color:#4fd18b;font-weight:700;flex-shrink:0}
.app-stats{display:flex;gap:18px;padding-top:18px;border-top:1px solid #eef3f8}
.app-stats .as{flex:1;text-align:center}
.app-stats .as .n{font-size:22px;font-weight:800;color:#0a66c2;letter-spacing:1px}
.app-stats .as .l{font-size:11.5px;color:#7b8fa6;margin-top:4px;letter-spacing:1px}

/* ============ 联系页 ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-bottom:60px}
.contact-card{background:#fff;border-radius:18px;padding:40px 38px;border:1px solid #eaf0f7;box-shadow:0 10px 26px rgba(10,37,64,.06);position:relative;overflow:hidden}
.contact-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#0a66c2,#4fd18b)}
.contact-card.br::before{background:linear-gradient(90deg,#009c3b,#ffd23f,#002776)}
.contact-card .cc-flag{display:inline-flex;align-items:center;gap:10px;padding:6px 16px;background:#f0f5fa;border-radius:14px;font-size:12px;letter-spacing:2px;color:#0a66c2;margin-bottom:18px;font-weight:700;text-transform:uppercase}
.contact-card.br .cc-flag{background:linear-gradient(90deg,rgba(0,156,59,.12),rgba(255,210,63,.12),rgba(0,39,118,.12));color:#009c3b}
.contact-card h3{font-size:26px;color:#0a2540;font-weight:800;margin-bottom:8px;letter-spacing:1px}
.contact-card .cc-sub{font-size:13px;color:#7b8fa6;margin-bottom:22px;letter-spacing:1px}
.cc-list{display:flex;flex-direction:column;gap:16px}
.cc-list li{display:flex;gap:14px;align-items:flex-start}
.cc-list .ico{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,#e8f2fc,#dcf4e8);display:flex;align-items:center;justify-content:center;color:#0a66c2;flex-shrink:0;font-weight:700;font-size:16px}
.contact-card.br .cc-list .ico{background:linear-gradient(135deg,#dcf4e8,#fff5d4);color:#009c3b}
.cc-list .tx strong{display:block;font-size:13px;color:#7b8fa6;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:4px;font-weight:600}
.cc-list .tx p{font-size:14.5px;color:#1b2735;line-height:1.7}
.cc-list .tx p.big{font-size:17px;color:#0a66c2;font-weight:700;letter-spacing:1px}
.contact-card.br .cc-list .tx p.big{color:#009c3b}

/* 联系表单 */
.contact-form-wrap{background:#fff;border-radius:18px;padding:50px;border:1px solid #eaf0f7;box-shadow:0 10px 26px rgba(10,37,64,.06)}
.contact-form-wrap h3{font-size:28px;color:#0a2540;font-weight:800;margin-bottom:10px;letter-spacing:1px;text-align:center}
.contact-form-wrap .cfw-sub{text-align:center;color:#5a7089;font-size:14px;margin-bottom:36px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.form-field label{display:block;font-size:13px;color:#465b73;margin-bottom:8px;font-weight:600;letter-spacing:.5px}
.form-field label .req{color:#e74c3c;margin-left:2px}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:13px 16px;background:#f5f8fb;border:1.5px solid transparent;border-radius:10px;font-size:14px;font-family:inherit;color:#1b2735;transition:.25s}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:#0a66c2;background:#fff;box-shadow:0 0 0 4px rgba(10,102,194,.08)}
.form-field textarea{min-height:130px;resize:vertical;line-height:1.7}
.form-submit{text-align:center;margin-top:26px}

/* 地图区 */
.map-band{margin-top:20px;border-radius:18px;overflow:hidden;height:420px;background:linear-gradient(135deg,#e8f2fc,#dcf4e8);position:relative;display:flex;align-items:center;justify-content:center}
.map-band img{width:100%;height:100%;object-fit:cover}
.map-band .mp-info{position:absolute;top:30px;left:30px;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);padding:22px 28px;border-radius:14px;max-width:320px;box-shadow:0 12px 28px rgba(0,0,0,.1)}
.map-band .mp-info h4{font-size:17px;color:#0a2540;font-weight:800;margin-bottom:8px;letter-spacing:1px}
.map-band .mp-info p{font-size:13px;color:#5a7089;line-height:1.7}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .product-grid,.advantage-grid{grid-template-columns:repeat(2,1fr)}
  .fact-row{grid-template-columns:repeat(2,1fr);gap:30px}
  .footer-top{grid-template-columns:1.3fr 1fr 1fr;gap:30px}
  .footer-top .foot-col:nth-child(4){display:none}
  .brazil-block{grid-template-columns:1fr;padding:50px 36px}
  .brazil-block .bz-pic{order:-1}
  .hero h1{font-size:42px}
  .hero-stats{position:relative;right:auto;bottom:auto;margin-top:30px;flex-wrap:wrap;justify-content:flex-start}
}
@media (max-width:820px){
  .top-bar .tb-right{display:none}
  .menu{display:none}
  .nav-cta{padding:8px 16px;font-size:12.5px}
  .hero{min-height:560px}
  .hero h1{font-size:34px;letter-spacing:2px}
  .hero .lead{font-size:15px}
  .section{padding:70px 0}
  .section-title h2{font-size:28px}
  .product-grid,.app-grid,.advantage-grid,.news-grid,.values-grid,.fact-row,.app-list{grid-template-columns:1fr}
  .app-card.big{grid-column:span 1}
  .product-item,.product-item.rev{grid-template-columns:1fr}
  .product-item.rev .pi-pic{order:0}
  .product-item.rev .pi-body{order:0}
  .pi-body{padding:30px 24px}
  .about-intro{grid-template-columns:1fr;gap:34px}
  .contact-grid{grid-template-columns:1fr}
  .contact-form-wrap{padding:30px 24px}
  .form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .foot-brand{grid-column:span 2}
  .cta-inner{flex-direction:column;text-align:center}
  .page-hero h1{font-size:30px}
  .brazil-block{padding:40px 24px}
  .brazil-block h2{font-size:28px}
  .brazil-stats{grid-template-columns:repeat(3,1fr);gap:10px}
  .bz-stat .n{font-size:20px}
}