/* ========== Reset & Base ========== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:#1E293B;background:#fff;line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:all .3s ease}
ul{list-style:none}
img{max-width:100%;display:block;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ========== Animations ========== */
.fade-up{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.fade-up:nth-child(2){transition-delay:.1s}
.fade-up:nth-child(3){transition-delay:.2s}
.fade-up:nth-child(4){transition-delay:.3s}

@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes blink{0%,50%{opacity:1}51%,100%{opacity:0}}
@keyframes pulse-ring{0%,100%{opacity:.2;transform:scale(1)}50%{opacity:.5;transform:scale(1.04)}}
@keyframes spin-slow{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}
@keyframes particle-float{0%,100%{transform:translate(0,0);opacity:.3}25%{transform:translate(10px,-15px);opacity:.8}50%{transform:translate(-5px,-25px);opacity:.5}75%{transform:translate(-15px,-10px);opacity:.7}}
@keyframes glow-pulse{0%,100%{opacity:.4}50%{opacity:.8}}

/* ========== Buttons ========== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:12px;font-size:15px;font-weight:500;cursor:pointer;transition:all .3s ease;border:none;white-space:nowrap}
.btn-lg{padding:14px 32px;font-size:16px}
.btn-primary{background:linear-gradient(135deg,#FF6A00,#FF8C38);color:#fff;box-shadow:0 4px 15px rgba(255,106,0,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(255,106,0,.45)}
.btn-outline{background:transparent;color:#FF6A00;border:2px solid #FF6A00}
.btn-outline:hover{background:#FF6A00;color:#fff;transform:translateY(-2px)}
.btn-primary-sm{background:linear-gradient(135deg,#FF6A00,#FF8C38);color:#fff;padding:8px 20px;border-radius:8px;font-size:13px;font-weight:500;box-shadow:0 2px 8px rgba(255,106,0,.3)}
.btn-primary-sm:hover{box-shadow:0 4px 15px rgba(255,106,0,.4);transform:translateY(-1px)}
.btn-outline-sm{background:transparent;color:#FF6A00;border:1.5px solid #FF6A00;padding:8px 20px;border-radius:8px;font-size:13px;font-weight:500}
.btn-outline-sm:hover{background:#FF6A00;color:#fff}
.btn-text{background:none;color:#FF6A00;padding:12px 0;font-weight:500}
.btn-text:hover{color:#E55D00}
.btn-white{background:#fff;color:#FF6A00;box-shadow:0 4px 15px rgba(0,0,0,.1)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.btn-white-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.6)}
.btn-white-outline:hover{background:rgba(255,255,255,.15);border-color:#fff;transform:translateY(-2px)}

/* ========== Header ========== */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.05);height:72px;transition:all .3s ease}
.header.scrolled{box-shadow:0 2px 20px rgba(0,0,0,.06);background:rgba(255,255,255,.95)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px}
.logo-icon{width:36px;height:36px;border-radius:8px;flex-shrink:0}
.logo-text{font-size:18px;font-weight:700;color:#1E293B}
.nav{display:flex;align-items:center;gap:32px}
.nav-link{font-size:14px;font-weight:400;color:#64748B;position:relative;padding:4px 0}
.nav-link:hover,.nav-link.active{color:#FF6A00}
.nav-link.active::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:#FF6A00;border-radius:1px}
.header-buttons{display:flex;gap:10px}
.mobile-menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.mobile-menu-btn span{display:block;width:22px;height:2px;background:#1E293B;border-radius:1px;transition:all .3s ease}

/* ========== Hero ========== */
.hero{position:relative;padding:140px 0 100px;overflow:hidden;min-height:100vh;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-gradient{position:absolute;inset:0;background:linear-gradient(135deg,#FFF7ED 0%,#FFEDD5 25%,#FFF1E6 50%,#EFF6FF 75%,#F0F9FF 100%)}
.hero-circle{position:absolute;border-radius:50%;opacity:.12}
.hero-circle.c1{width:600px;height:600px;background:radial-gradient(circle,#FF6A00,transparent 70%);top:-150px;right:-100px;animation:glow-pulse 4s ease-in-out infinite}
.hero-circle.c2{width:400px;height:400px;background:radial-gradient(circle,#3B82F6,transparent 70%);bottom:-100px;left:-80px;animation:glow-pulse 5s ease-in-out infinite .5s}
.hero-circle.c3{width:250px;height:250px;background:radial-gradient(circle,#8B5CF6,transparent 70%);top:40%;left:35%;animation:glow-pulse 6s ease-in-out infinite 1s}
.hero-dots{position:absolute;inset:0;background-image:radial-gradient(circle,rgba(255,106,0,.06) 1px,transparent 1px);background-size:30px 30px}
.hero-inner{display:flex;align-items:center;gap:60px;position:relative;z-index:1;width:100%}
.hero-content{flex:1;min-width:0}
.hero-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.75);backdrop-filter:blur(10px);padding:6px 16px 6px 6px;border-radius:50px;margin-bottom:24px;font-size:13px;color:#64748B;border:1px solid rgba(255,106,0,.12);box-shadow:0 2px 10px rgba(0,0,0,.04)}
.hero-badge svg{flex-shrink:0}
.hero-title{font-size:56px;font-weight:900;line-height:1.12;margin-bottom:16px;background:linear-gradient(135deg,#1E293B 30%,#FF6A00);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:20px;color:#64748B;margin-bottom:16px;font-weight:400;letter-spacing:3px}
.hero-desc{font-size:16px;color:#94A3B8;line-height:1.8;margin-bottom:36px;max-width:480px}
.hero-buttons{display:flex;gap:16px;margin-bottom:44px}
.hero-trust{display:flex;align-items:center;gap:20px}
.hero-trust-item{display:flex;flex-direction:column;align-items:center}
.hero-trust-item strong{font-size:18px;font-weight:700;color:#1E293B}
.hero-trust-item span{font-size:12px;color:#94A3B8}
.hero-trust-divider{width:1px;height:32px;background:#E2E8F0}

/* Hero Visual - Product Image */
.hero-visual{flex:1.1;display:flex;justify-content:center;align-items:center;position:relative;min-width:0}
.hero-product-img{width:100%;max-width:560px;border-radius:16px;filter:drop-shadow(0 25px 60px rgba(0,0,0,.12));animation:float 5s ease-in-out infinite}
.dot-r,.dot-y,.dot-g{display:block;width:8px;height:8px;border-radius:50%}
.dot-r{background:#EF4444}
.dot-y{background:#F59E0B}
.dot-g{background:#22C55E}

/* ========== Features ========== */
.features{padding:100px 0;background:#fff}
.section-header{text-align:center;margin-bottom:60px}
.section-title{font-size:36px;font-weight:800;color:#1E293B;margin-bottom:12px}
.section-title.left{text-align:left}
.section-desc{font-size:16px;color:#94A3B8;max-width:600px;margin:0 auto;line-height:1.8}
.section-desc.left{text-align:left;margin:0}
.section-badge{display:inline-block;font-size:13px;color:#FF6A00;font-weight:500;margin-bottom:12px;padding:4px 14px;background:#FFF7ED;border-radius:20px;border:1px solid #FFEDD5}
.section-badge.center{display:block;text-align:center;width:fit-content;margin:0 auto 12px}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.feature-card{background:#fff;border:1px solid #F1F5F9;border-radius:20px;padding:40px 30px;transition:all .35s ease;text-align:center;position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,#FF6A00,transparent);opacity:0;transition:opacity .35s ease}
.feature-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,0,0,.08);border-color:transparent}
.feature-card:hover::before{opacity:1}
.feature-icon{width:68px;height:68px;border-radius:18px;display:flex;align-items:center;justify-content:center;margin:0 auto 22px;transition:transform .3s ease}
.feature-card:hover .feature-icon{transform:scale(1.1)}
.feature-icon.blue{background:linear-gradient(135deg,#EFF6FF,#DBEAFE)}
.feature-icon.green{background:linear-gradient(135deg,#ECFDF5,#D1FAE5)}
.feature-icon.purple{background:linear-gradient(135deg,#F5F3FF,#EDE9FE)}
.feature-title{font-size:20px;font-weight:700;margin-bottom:10px;color:#1E293B}
.feature-desc{font-size:14px;color:#94A3B8;line-height:1.8}

/* ========== Stats Bar ========== */
.stats-bar{padding:60px 0;background:linear-gradient(135deg,#FF6A00 0%,#FF8C38 50%,#FFa060 100%);position:relative;overflow:hidden}
.stats-bar::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center;position:relative;z-index:1}
.stat-item{display:flex;flex-direction:column;gap:6px}
.stat-number{font-size:42px;font-weight:900;color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.1)}
.stat-label{font-size:14px;color:rgba(255,255,255,.8)}

/* ========== Powerful ========== */
.powerful{padding:100px 0;background:#F8FAFC}
.powerful-layout{display:flex;align-items:center;gap:80px}
.powerful-image{flex:1;display:flex;justify-content:center;position:relative}
.powerful-content{flex:1}

/* Section Images */
.section-img{width:100%;border-radius:16px;filter:drop-shadow(0 20px 50px rgba(0,0,0,.1))}

/* Powerful Features */
.powerful-features{margin-top:32px;display:flex;flex-direction:column;gap:24px}
.powerful-feature{display:flex;gap:16px;align-items:flex-start;padding:16px;border-radius:14px;transition:all .3s ease}
.powerful-feature:hover{background:#fff;box-shadow:0 4px 20px rgba(0,0,0,.04)}
.pf-icon{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#FFF7ED,#FFEDD5);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.powerful-feature h4{font-size:16px;font-weight:700;color:#1E293B;margin-bottom:6px}
.powerful-feature p{font-size:14px;color:#94A3B8;line-height:1.7}
.powerful-buttons{margin-top:36px;display:flex;gap:16px;align-items:center}

/* ========== Platform ========== */
.platform{padding:100px 0 60px;background:#fff}
.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-bottom:50px}
.platform-card{background:#F8FAFC;border:1px solid #F1F5F9;border-radius:20px;padding:36px 28px;transition:all .35s ease;position:relative;overflow:hidden}
.platform-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#FF6A00,#FF8C38);opacity:0;transition:opacity .35s ease}
.platform-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,0,0,.06);background:#fff;border-color:transparent}
.platform-card:hover::after{opacity:1}
.platform-icon{width:56px;height:56px;border-radius:14px;background:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:0 4px 15px rgba(0,0,0,.06);transition:transform .3s ease}
.platform-card:hover .platform-icon{transform:scale(1.1)}
.platform-card h3{font-size:18px;font-weight:700;color:#1E293B;margin-bottom:10px}
.platform-card p{font-size:14px;color:#94A3B8;line-height:1.8}
.platform-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center;padding:40px 0;border-top:1px solid #F1F5F9;border-bottom:1px solid #F1F5F9}
.ps-number{display:block;font-size:34px;font-weight:900;color:#FF6A00;margin-bottom:4px}
.ps-label{font-size:13px;color:#94A3B8}

/* Platform Devices */
.platform-devices{padding:60px 0 0}

/* ========== AI Tech ========== */
.ai-tech{padding:100px 0;background:linear-gradient(180deg,#F8FAFC 0%,#F1F5F9 100%)}
.ai-layout{display:flex;gap:80px;align-items:flex-start}
.ai-content{flex:1.2}
.ai-image{flex:.8;display:flex;justify-content:center;align-items:center;min-height:auto;position:relative}
.ai-steps{margin-top:36px;display:flex;flex-direction:column;gap:24px}
.ai-step{display:flex;gap:20px;align-items:flex-start;padding:16px;border-radius:14px;transition:all .3s ease}
.ai-step:hover{background:#fff;box-shadow:0 4px 20px rgba(0,0,0,.04)}
.step-number{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#FF6A00,#FF8C38);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex-shrink:0;box-shadow:0 4px 12px rgba(255,106,0,.25)}
.step-content h4{font-size:16px;font-weight:700;color:#1E293B;margin-bottom:8px}
.step-content p{font-size:14px;color:#94A3B8;line-height:1.8}
.ai-metrics{margin-top:40px;padding:28px;background:#fff;border-radius:16px;border:1px solid #F1F5F9;box-shadow:0 4px 15px rgba(0,0,0,.03)}
.ai-metrics h5{font-size:14px;font-weight:600;color:#64748B;margin-bottom:20px}
.metrics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.metric-value{display:block;font-size:28px;font-weight:900;color:#FF6A00;margin-bottom:4px}
.metric-label{font-size:13px;color:#94A3B8}

/* AI Image */
.ai-image .section-img{animation:float 5s ease-in-out infinite}

/* ========== News ========== */
.news{padding:100px 0;background:#fff}
.news-header-row{display:flex;justify-content:space-between;align-items:flex-end}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.news-card{display:block;background:#fff;border:1px solid #F1F5F9;border-radius:20px;overflow:hidden;transition:all .35s ease}
.news-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,0,0,.08);border-color:transparent}
.news-card-img{position:relative;height:200px;overflow:hidden;background:#F8FAFC}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-card-img img{transform:scale(1.05)}
.news-tag{position:absolute;top:14px;left:14px;background:linear-gradient(135deg,#FF6A00,#FF8C38);color:#fff;font-size:12px;font-weight:500;padding:4px 12px;border-radius:20px}
.news-card-body{padding:24px}
.news-card-body time{font-size:12px;color:#94A3B8;display:block;margin-bottom:10px}
.news-card-body h3{font-size:17px;font-weight:700;color:#1E293B;margin-bottom:10px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card-body p{font-size:13px;color:#94A3B8;line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ========== CTA ========== */
.cta{position:relative;padding:90px 0;background:linear-gradient(135deg,#FF6A00 0%,#FF8C38 50%,#FFa060 100%);overflow:hidden;text-align:center}
.cta-bg{position:absolute;inset:0}
.cta-circle{position:absolute;border-radius:50%;background:rgba(255,255,255,.06)}
.cta-c1{width:500px;height:500px;top:-200px;right:-100px}
.cta-c2{width:350px;height:350px;bottom:-150px;left:-80px}
.cta-c3{width:200px;height:200px;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(255,255,255,.04)}
.cta-inner{position:relative;z-index:1}
.cta h2{font-size:38px;font-weight:800;color:#fff;margin-bottom:12px}
.cta-subtitle{font-size:18px;color:rgba(255,255,255,.9);margin-bottom:8px}
.cta-desc{font-size:15px;color:rgba(255,255,255,.7);margin-bottom:40px}
.cta-buttons{display:flex;justify-content:center;gap:16px;margin-bottom:32px}
.cta-trust{display:flex;justify-content:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7)}
.cta-dot{color:rgba(255,255,255,.4)}

/* ========== Footer ========== */
.footer{background:#0F172A;padding:60px 0 0;color:#94A3B8}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid #1E293B}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo span{font-size:16px;font-weight:700;color:#fff}
.footer-about h4{font-size:14px;font-weight:600;color:#E2E8F0;margin-bottom:10px}
.footer-about p{font-size:13px;line-height:1.8;color:#64748B}
.footer-links-group h4{font-size:14px;font-weight:600;color:#E2E8F0;margin-bottom:16px}
.footer-links-group li{margin-bottom:10px}
.footer-links-group a{font-size:13px;color:#64748B;transition:color .2s ease}
.footer-links-group a:hover{color:#FF6A00}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 0;border-bottom:1px solid #1E293B}
.footer-bottom p{font-size:13px;color:#475569}
.footer-bottom-links{display:flex;gap:12px;font-size:13px;color:#475569}
.footer-bottom-links a{color:#475569}
.footer-bottom-links a:hover{color:#FF6A00}
.footer-seo{padding:20px 0;text-align:center;font-size:12px;color:#334155}
.footer-seo a{color:#334155}
.footer-seo a:hover{color:#FF6A00}
.footer-seo span{margin:0 8px;color:#1E293B}

/* ========== Responsive ========== */
@media(max-width:1024px){
    .hero-inner{flex-direction:column;text-align:center}
    .hero-desc{max-width:100%}
    .hero-buttons{justify-content:center}
    .hero-trust{justify-content:center}
    .hero-visual{margin-top:40px}
    .hero-product-img{max-width:450px;margin:0 auto}
    .features-grid{grid-template-columns:repeat(2,1fr)}
    .powerful-layout{flex-direction:column}
    .powerful-content .section-title,.powerful-content .section-desc{text-align:center}
    .powerful-content .section-badge{display:block;text-align:center}
    .powerful-buttons{justify-content:center}
    .platform-grid{grid-template-columns:repeat(2,1fr)}
    .news-grid{grid-template-columns:repeat(2,1fr)}
    .ai-layout{flex-direction:column}
    .ai-content .section-title,.ai-content .section-desc{text-align:center}
    .ai-content .section-badge{display:block;text-align:center}
    .ai-image{min-height:auto}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
    .pd-laptop{width:380px}
}
@media(max-width:768px){
    .nav{display:none}
    .mobile-menu-btn{display:flex}
    .hero{padding:110px 0 60px;min-height:auto}
    .hero-title{font-size:36px}
    .section-title{font-size:28px}
    .features-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
    .stat-number{font-size:32px}
    .platform-grid{grid-template-columns:1fr}
    .platform-stats{grid-template-columns:repeat(2,1fr)}
    .metrics-grid{grid-template-columns:1fr;gap:16px}
    .footer-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column;gap:12px;text-align:center}
    .cta h2{font-size:28px}
    .cta-buttons{flex-direction:column;align-items:center}
    .pd-wrapper{flex-direction:column;align-items:center;gap:16px}
    .pd-laptop{width:100%;max-width:400px}
    .pd-tablet{width:60%;max-width:200px}
    .pd-phone{width:30%;max-width:100px}
    .news-header-row{flex-direction:column;align-items:flex-start;gap:16px}
    .news-grid{grid-template-columns:1fr}
    .hero-product-img{max-width:100%}
}
@media(max-width:480px){
    .hero-title{font-size:28px}
    .hero-buttons{flex-direction:column;align-items:center}
    .header-buttons{display:none}
    .hero-trust{flex-wrap:wrap}
}