/* ===== Root Variables (Tech Blue) ===== */
:root{
  --brand:#3b82f6;--btn-start:#3b82f6;--btn-end:#60a5fa;--blue:#3b82f6;--purple:#60a5fa;
  --dark:#0a0f1e;--dark2:#131b34;--dark3:#1a2240;--border:#e5e7eb;
  --title-color:#1a2035;--subtitle-color:#4a5568;--body-color:#4a4a4a;
  --bg-white:#ffffff;--bg-alt:#f8fafc;
  --gradient-btn:linear-gradient(135deg,#3b82f6 0%,#60a5fa 100%);
  --gradient-primary:linear-gradient(135deg,#3b82f6 0%,#60a5fa 50%,#22d3ee 100%);
  --shadow-sm:0 1px 2px rgba(26,32,53,.04),0 1px 3px rgba(26,32,53,.06);
  --shadow-md:0 4px 8px rgba(26,32,53,.04),0 8px 24px rgba(26,32,53,.06);
  --shadow-lg:0 12px 24px rgba(26,32,53,.06),0 24px 48px rgba(26,32,53,.08);
  --shadow-xl:0 24px 48px rgba(26,32,53,.08),0 48px 96px rgba(26,32,53,.1);
  --shadow-glow:0 0 40px rgba(59,130,246,.25);
  --radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-2xl:32px;--radius-full:9999px;
  --font-sans:'PingFang SC','Microsoft YaHei',-apple-system,BlinkMacSystemFont,sans-serif;
  --blue:#3b82f6;--purple:#60a5fa;--text:#1a1a2e;--text2:#4a5568;--muted:#9ca3af;--border:#e5e7eb;
  --success:#10b981;--warning:#f59e0b;--danger:#ef4444;
  --cyan:#22d3ee;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);color:var(--body-color);background:var(--bg-white);overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}

/* ===== NAV ===== */
.nav-wrap{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,0,0,.05);transition:box-shadow .3s}
.nav-wrap.scrolled{box-shadow:0 1px 16px rgba(0,0,0,.07)}
.nav{max-width:1280px;margin:0 auto;height:68px;display:flex;align-items:center;padding:0 40px}
.logo{display:flex;align-items:center;gap:10px;cursor:pointer;margin-right:48px;flex-shrink:0}
.logo-icon{width:40px;height:40px;border-radius:10px;object-fit:cover;flex-shrink:0;box-shadow:0 4px 12px rgba(59,130,246,.2)}
.logo-text{font-size:20px;font-weight:700;color:var(--text);letter-spacing:.5px}
.logo-text span{color:var(--blue)}
.nav-items{display:flex;align-items:center;gap:2px;flex:1}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:4px;padding:8px 16px;font-size:15px;color:var(--text2);border-radius:8px;cursor:pointer;transition:all .2s;font-weight:500;white-space:nowrap}
.nav-link:hover{color:var(--blue);background:rgba(59,130,246,.06)}
.nav-link.active{color:var(--blue);font-weight:600}
.nav-link.active::after{content:'';position:absolute;bottom:-22px;left:50%;transform:translateX(-50%);width:24px;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:2px}
.nav-arrow{font-size:9px;transition:transform .25s;margin-top:1px;opacity:.6}
.nav-item:hover .nav-arrow{transform:rotate(180deg);opacity:1}
.dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(-12px);margin-top:10px;background:#fff;border-radius:16px;box-shadow:0 20px 50px rgba(0,0,0,.12),0 8px 20px rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.04);width:620px;padding:0;opacity:0;visibility:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;overflow:hidden}
.dropdown::before{content:'';position:absolute;top:-12px;left:0;right:0;height:12px}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown-left{width:50%;padding:28px;border-right:1px solid #f0f2f5}
.dropdown-header{font-size:13px;color:var(--muted);margin-bottom:20px;font-weight:500;letter-spacing:.5px}
.product-list{display:flex;flex-direction:column;gap:18px}
.product-item{display:flex;align-items:flex-start;gap:14px;color:var(--text);padding:4px 0;border-radius:8px;transition:all .2s}
.product-item:hover .product-title{color:var(--blue)}
.product-item:hover .product-icon{background:#eff6ff}
.product-icon{width:40px;height:40px;border-radius:10px;background:#f8fafc;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.product-icon svg{width:22px;height:22px;stroke:var(--blue);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.product-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:4px;transition:color .2s}
.product-subtitle{font-size:13px;color:var(--muted);line-height:1.5}
.dropdown-right{width:50%;padding:28px;background:#f8fafc}
.video-section{margin-bottom:26px}
.video-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:14px}
.video-thumb{width:100%;aspect-ratio:16/9;background:linear-gradient(135deg,#3b82f6,#22d3ee);border-radius:12px;display:flex;align-items:center;justify-content:center;position:relative;cursor:pointer;overflow:hidden;transition:transform .25s,box-shadow .25s}
.video-thumb:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(59,130,246,.3)}
.video-thumb::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.2),transparent 60%)}
.video-thumb::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:24px 24px}
.play-btn{width:48px;height:48px;background:rgba(255,255,255,.95);border-radius:50%;display:flex;align-items:center;justify-content:center;position:relative;z-index:2;box-shadow:0 4px 16px rgba(0,0,0,.15);transition:transform .2s}
.video-thumb:hover .play-btn{transform:scale(1.08)}
.play-btn svg{width:16px;height:16px;fill:#3b82f6;margin-left:2px}
.video-badge{position:absolute;top:10px;right:12px;background:rgba(0,0,0,.35);color:#fff;font-size:11px;padding:3px 8px;border-radius:4px;z-index:2}
.video-label{position:absolute;bottom:10px;left:12px;color:#fff;font-size:12px;z-index:2;text-shadow:0 1px 2px rgba(0,0,0,.2)}
.article-link{display:flex;align-items:center;gap:12px;padding:10px;border-radius:10px;transition:background .2s}
.article-link:hover{background:#fff}
.article-icon{width:40px;height:40px;background:#eff6ff;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.article-icon svg{width:20px;height:20px;stroke:var(--blue);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.article-content{flex:1;min-width:0}
.article-title{font-size:14px;color:var(--text);font-weight:500;line-height:1.4;margin-bottom:3px}
.article-meta{font-size:12px;color:var(--muted)}
.nav-right{display:flex;align-items:center;flex-shrink:0}
.nav-cta{padding:10px 26px;background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff;border:none;border-radius:9px;font-size:14px;font-weight:600;cursor:pointer;transition:all .25s;box-shadow:0 4px 14px rgba(37,99,235,0.28);display:inline-block}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(59,130,246,0.38)}
.nav-phone{display:flex;align-items:center;gap:6px;margin-right:16px;font-size:15px;font-weight:700;color:var(--text);transition:color .2s;white-space:nowrap;cursor:pointer}
.nav-phone svg{width:18px;height:18px;stroke:var(--blue);stroke-width:2;fill:none}
.nav-phone:hover{color:var(--blue)}
.mobile-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px}
.mobile-toggle span{width:22px;height:2px;background:#333;border-radius:2px;transition:all .3s}

/* ===== Base Section ===== */
.section .container{max-width:1260px;margin:0 auto;padding:0 24px}
.section{padding:88px 0;position:relative}
.section-header{text-align:center;max-width:850px;margin:0 auto 64px}
.section-tag{display:inline-block;font-size:14px;color:var(--blue);font-weight:600;margin-bottom:12px;letter-spacing:1px}
.section-title{font-size:40px;font-weight:600;line-height:1.3;color:var(--title-color);margin-bottom:20px}
.section-desc{font-size:20px;font-weight:400;color:var(--subtitle-color);line-height:1.6}
.gradient-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ===== HERO (namecard style) ===== */
.hero{position:relative;padding:130px 0 60px;overflow:hidden;background:linear-gradient(180deg,#eef5ff 0%,#e8f1ff 40%,#fff 100%)}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;height:100%;background:radial-gradient(ellipse at 70% 20%,rgba(59,130,246,.08),transparent 60%),radial-gradient(ellipse at 30% 60%,rgba(34,211,238,.06),transparent 60%);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:1000px;height:300px;background:radial-gradient(ellipse at center bottom,rgba(59,130,246,.1),transparent 70%);pointer-events:none}
.hero-content{position:relative;z-index:1;text-align:center;max-width:1100px;margin:0 auto;padding:0 24px}
.hero-title{font-size:44px;font-weight:700;line-height:1.3;color:var(--title-color);margin-bottom:28px;animation:fadeInUp .8s ease .1s both}
.hero-title .gradient-text{font-weight:700}
.hero-subtitle{font-size:20px;font-weight:400;color:var(--subtitle-color);line-height:1.8;margin-bottom:40px;max-width:800px;margin-left:auto;margin-right:auto;animation:fadeInUp .8s ease .2s both}
.hero-showcase{animation:fadeInUp .8s ease .4s both;position:relative;z-index:2}
.hero-showcase-card{max-width:1100px;margin:0 auto;background:#fff;border-radius:20px;box-shadow:0 24px 80px rgba(26,32,53,.1),0 8px 24px rgba(59,130,246,.06);overflow:hidden;border:1px solid rgba(59,130,246,.08)}
.hero-showcase-header{padding:16px 24px;background:linear-gradient(135deg,#3b82f6,#60a5fa);display:flex;align-items:center;justify-content:space-between}
.hero-showcase-header-left{display:flex;align-items:center;gap:12px}
.hero-showcase-header-icon{width:36px;height:36px;background:rgba(255,255,255,.15);border-radius:10px;display:flex;align-items:center;justify-content:center}
.hero-showcase-header-icon svg{width:20px;height:20px;fill:#fff}
.hero-showcase-header h3{font-size:16px;font-weight:600;color:#fff;margin:0}
.hero-showcase-header p{font-size:12px;color:rgba(255,255,255,.6);margin:2px 0 0}
.hero-showcase-tags{display:flex;gap:8px}
.hero-showcase-tag{padding:4px 12px;border-radius:4px;font-size:11px;font-weight:500;border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.8);background:rgba(255,255,255,.05)}
.hero-showcase-body{padding:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.hero-metric{background:linear-gradient(160deg,#f0f6ff 0%,#fff 100%);border:1px solid rgba(59,130,246,.08);border-radius:14px;padding:20px;text-align:center}
.hero-metric-value{font-size:28px;font-weight:700;color:var(--blue);margin-bottom:4px}
.hero-metric-label{font-size:12px;color:var(--muted)}
.hero-metric-change{font-size:11px;color:var(--success);font-weight:600;margin-top:4px}
.hero-showcase-footer{padding:16px 28px;background:#f8faff;border-top:1px solid #e8f0ff;display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap}
.hero-showcase-footer-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--subtitle-color);font-weight:500}
.hero-showcase-footer-item::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--blue)}

@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ===== MARQUEE ===== */
.marquee-section{overflow:hidden;background:linear-gradient(135deg,#3b82f6 0%,#60a5fa 100%);padding:22px 0;position:relative}
.marquee-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 50% 50%,rgba(34,211,238,.1),transparent 70%);pointer-events:none}
.marquee-track{display:flex;gap:60px;animation:marquee 40s linear infinite;white-space:nowrap;width:max-content}
.marquee-item{display:inline-flex;align-items:center;gap:10px;font-size:18px;color:rgba(255,255,255,.85);font-weight:500;flex-shrink:0}
.marquee-item::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--cyan);flex-shrink:0}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ===== GROWTH METHODOLOGY ===== */
.section-system{background:var(--bg-white);position:relative;overflow:hidden}
.section-system::before{content:'';position:absolute;top:0;right:0;width:500px;height:500px;background:radial-gradient(circle,rgba(59,130,246,.05) 0%,transparent 70%);pointer-events:none}
.system-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.system-card{background:#fff;border:1px solid #EEF0F6;border-radius:var(--radius-2xl);padding:40px 28px;transition:all .3s;position:relative;overflow:hidden}
.system-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .3s}
.system-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl);border-color:transparent}
.system-card:hover::before{transform:scaleX(1)}
.system-icon{width:64px;height:64px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:24px;transition:transform .3s}
.system-card:hover .system-icon{transform:scale(1.1) rotate(-5deg)}
.system-card:nth-child(1) .system-icon{background:linear-gradient(135deg,#3b82f6,#60a5fa);box-shadow:0 8px 24px rgba(59,130,246,.3)}
.system-card:nth-child(2) .system-icon{background:linear-gradient(135deg,#22d3ee,#60a5fa);box-shadow:0 8px 24px rgba(34,211,238,.3)}
.system-card:nth-child(3) .system-icon{background:linear-gradient(135deg,#6366f1,#3b82f6);box-shadow:0 8px 24px rgba(99,102,241,.3)}
.system-card:nth-child(4) .system-icon{background:linear-gradient(135deg,#22d3ee,#3b82f6);box-shadow:0 8px 24px rgba(34,211,238,.3)}
.system-icon svg{width:30px;height:30px;stroke:#fff;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.system-card h3{font-size:20px;font-weight:600;color:var(--title-color);margin-bottom:20px}
.system-list{list-style:none;display:flex;flex-direction:column;gap:12px}
.system-list li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--body-color)}
.system-list li::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--blue);flex-shrink:0}
.system-card-tag{display:inline-block;padding:5px 14px;border-radius:var(--radius-full);font-size:12px;font-weight:600;margin-top:20px}
.system-card:nth-child(1) .system-card-tag{background:rgba(59,130,246,.08);color:var(--blue)}
.system-card:nth-child(2) .system-card-tag{background:rgba(34,211,238,.08);color:#22d3ee}
.system-card:nth-child(3) .system-card-tag{background:rgba(99,102,241,.08);color:#6366f1}
.system-card:nth-child(4) .system-card-tag{background:rgba(34,211,238,.08);color:#22d3ee}

/* ===== FEATURE ALTERNATING ===== */
.section-features-alt{background:linear-gradient(180deg,var(--bg-white) 0%,var(--bg-alt) 100%);position:relative;overflow:hidden}
.section-features-alt::before{content:'';position:absolute;top:10%;left:0;width:400px;height:400px;background:radial-gradient(circle,rgba(59,130,246,.05) 0%,transparent 70%);pointer-events:none}
.feature-alt-row{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-bottom:80px}
.feature-alt-row:last-child{margin-bottom:0}
.feature-alt-row:nth-child(even) .feature-alt-info{order:2}
.feature-alt-row:nth-child(even) .feature-alt-visual{order:1}
.feature-alt-info{padding:8px}
.feature-alt-num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;background:var(--gradient-btn);color:#fff;font-size:16px;font-weight:700;margin-bottom:20px;box-shadow:0 4px 12px rgba(59,130,246,.3)}
.feature-alt-info h3{font-size:28px;font-weight:600;color:var(--title-color);margin-bottom:16px;line-height:1.4}
.feature-alt-info .feature-alt-desc{font-size:16px;color:var(--subtitle-color);line-height:1.8;margin-bottom:24px}
.feature-alt-points{display:flex;flex-direction:column;gap:12px;list-style:none;padding:0;margin:0}
.feature-alt-points li{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--body-color)}
.feature-alt-check{display:flex;align-items:center;justify-content:center;width:24px;height:24px;background:var(--gradient-btn);color:#fff;border-radius:50%;font-size:12px;font-weight:800;flex-shrink:0;box-shadow:0 2px 8px rgba(59,130,246,.3)}
.feature-alt-visual{display:flex;align-items:center;justify-content:center;min-height:300px;position:relative}
.feature-alt-card{width:100%;background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid #EEF0F6;transition:transform .3s,box-shadow .3s}
.feature-alt-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}
.feature-alt-card-header{padding:12px 18px;background:var(--bg-alt);display:flex;align-items:center;gap:10px;border-bottom:1px solid #E0E4ED}
.feature-alt-card-header .mock-dots{display:flex;gap:6px}
.feature-alt-card-header .mock-dots span{width:10px;height:10px;border-radius:50%;padding:0}
.feature-alt-card-header .mock-dots span:nth-child(1){background:#ff5f57}
.feature-alt-card-header .mock-dots span:nth-child(2){background:#ffbd2e}
.feature-alt-card-header .mock-dots span:nth-child(3){background:#28c940}
.feature-alt-card-header .fv-label{font-size:12px;color:var(--subtitle-color);font-weight:500}
.feature-alt-card-body{padding:20px;display:flex;flex-direction:column;gap:14px}
.fv-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.fv-stat{padding:14px;background:var(--bg-alt);border-radius:10px;border:1px solid rgba(59,130,246,.06);text-align:center}
.fv-stat-value{font-size:22px;font-weight:700;color:var(--title-color);display:block}
.fv-stat-label{font-size:11px;color:var(--muted);margin-top:2px;display:block}
.fv-block{padding:14px;background:var(--bg-alt);border-radius:10px;border:1px solid rgba(59,130,246,.06);display:flex;flex-direction:column;gap:8px}
.fv-block-title{font-size:13px;font-weight:600;color:var(--title-color)}
.fv-block-sub{font-size:11px;color:var(--muted)}
.fv-badges{display:flex;gap:6px;flex-wrap:wrap}
.fv-badge{display:inline-block;padding:4px 10px;border-radius:4px;font-size:11px;font-weight:600}
.fv-badge.blue{background:rgba(59,130,246,.08);color:var(--blue)}
.fv-badge.cyan{background:rgba(34,211,238,.08);color:#22d3ee}
.fv-badge.success{background:rgba(16,185,129,.08);color:#10b981}
.fv-bar-chart{display:flex;align-items:flex-end;gap:8px;height:80px;padding:8px 0}
.fv-bar-group{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}
.fv-bar{width:100%;border-radius:4px 4px 0 0;transition:height .5s}
.fv-bar.primary{background:linear-gradient(180deg,#3b82f6,#60a5fa)}
.fv-bar.secondary{background:rgba(59,130,246,.15)}
.fv-bar-label{font-size:9px;color:var(--muted)}
.fv-funnel{display:flex;flex-direction:column;gap:6px}
.fv-funnel-step{position:relative;border-radius:8px;padding:10px 14px;display:flex;align-items:center;justify-content:space-between;color:#fff;font-size:12px;overflow:hidden}
.fv-funnel-step.f1{background:linear-gradient(90deg,#3b82f6,#60a5fa);width:100%}
.fv-funnel-step.f2{background:linear-gradient(90deg,#22d3ee,#60a5fa);width:80%}
.fv-funnel-step.f3{background:linear-gradient(90deg,#6366f1,#3b82f6);width:58%}
.fv-funnel-step.f4{background:linear-gradient(90deg,#10b981,#34d399);width:32%}
.fv-funnel-step .fs-label{font-weight:600}
.fv-funnel-step .fs-value{font-weight:800;font-size:13px}
.fv-targeting{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.fv-target-item{padding:12px;background:var(--bg-alt);border-radius:10px;border:1px solid rgba(59,130,246,.06);display:flex;align-items:center;gap:10px}
.fv-target-icon{width:32px;height:32px;border-radius:8px;background:rgba(59,130,246,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.fv-target-icon svg{width:16px;height:16px;stroke:var(--blue);stroke-width:2;fill:none}
.fv-target-info{display:flex;flex-direction:column;gap:2px}
.fv-target-label{font-size:11px;color:var(--muted)}
.fv-target-value{font-size:13px;font-weight:600;color:var(--title-color)}
.fv-video-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.fv-video-card{background:var(--bg-alt);border-radius:10px;border:1px solid rgba(59,130,246,.06);overflow:hidden}
.fv-video-thumb{height:60px;background:linear-gradient(135deg,#3b82f6,#22d3ee);display:flex;align-items:center;justify-content:center;color:#fff;font-size:10px;font-weight:600;text-align:center;padding:4px}
.fv-video-card.winner{border-color:var(--success);box-shadow:0 0 0 3px rgba(16,185,129,.08)}
.fv-video-card.winner .fv-video-thumb{background:linear-gradient(135deg,#10b981,#34d399)}
.fv-video-info{padding:8px 10px;display:flex;justify-content:space-between;align-items:center}
.fv-video-label{font-size:10px;color:var(--muted);font-weight:600}
.fv-video-card.winner .fv-video-label{color:var(--success)}
.fv-video-ctr{font-size:14px;font-weight:700;color:var(--title-color)}
.fv-video-card.winner .fv-video-ctr{color:var(--success)}

/* ===== STATISTICS ===== */
.section-stats{background:linear-gradient(90deg,#3b82f6 0%,#22d3ee 100%);position:relative;overflow:hidden}
.section-stats::before{content:'';position:absolute;top:-20%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(34,211,238,.15),transparent 70%);border-radius:50%;pointer-events:none}
.section-stats::after{content:'';position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(59,130,246,.2),transparent 70%);border-radius:50%;pointer-events:none}
.section-stats .section-header{position:relative;z-index:1}
.section-stats .section-title{color:#fff}
.section-stats .section-tag{color:var(--cyan)}
.section-stats .section-desc{color:rgba(255,255,255,.7)}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;position:relative;z-index:1}
.stat-item{text-align:center;padding:32px 16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-xl);backdrop-filter:blur(10px);transition:all .3s}
.stat-item:hover{transform:translateY(-8px);background:rgba(255,255,255,.08);border-color:rgba(34,211,238,.3)}
.stat-number{font-size:56px;font-weight:800;background:linear-gradient(135deg,#fff,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px;line-height:1}
.stat-label{font-size:15px;color:rgba(255,255,255,.7);font-weight:500}

/* ===== SERVICE PROCESS (horizontal step cards) ===== */
.section-process{background:linear-gradient(180deg,#f0f6ff 0%,#fff 100%);position:relative;overflow:hidden}
.section-process::before{content:'';position:absolute;top:0;left:0;width:400px;height:400px;background:radial-gradient(circle,rgba(59,130,246,.05) 0%,transparent 70%);pointer-events:none}
.section-process::after{content:'';position:absolute;bottom:0;right:0;width:500px;height:500px;background:radial-gradient(circle,rgba(34,211,238,.04) 0%,transparent 70%);pointer-events:none}
.process-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;position:relative;max-width:1200px;margin:0 auto}
.process-flow-card{position:relative;background:#fff;border-radius:var(--radius-xl);padding:36px 20px 28px;border:1px solid #EEF0F6;box-shadow:var(--shadow-sm);transition:all .4s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;align-items:center;text-align:center}
.process-flow-card:hover{box-shadow:var(--shadow-lg);border-color:rgba(59,130,246,.2);transform:translateY(-8px);z-index:2}
.process-flow-num{font-size:52px;font-weight:800;line-height:1;margin-bottom:8px;background:linear-gradient(135deg,rgba(59,130,246,.15),rgba(34,211,238,.15));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:all .4s}
.process-flow-card:hover .process-flow-num{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.process-flow-icon{width:60px;height:60px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;background:rgba(59,130,246,.08);margin-bottom:18px;transition:all .4s;position:relative}
.process-flow-card:hover .process-flow-icon{background:var(--gradient-btn);transform:scale(1.08)}
.process-flow-icon svg{width:28px;height:28px;stroke:var(--blue);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:stroke .4s}
.process-flow-card:hover .process-flow-icon svg{stroke:#fff}
.process-flow-title{font-size:16px;font-weight:700;color:var(--title-color);margin-bottom:10px;line-height:1.4}
.process-flow-desc{font-size:13px;color:var(--subtitle-color);line-height:1.7;margin-bottom:14px;flex:1}
.process-flow-tag{display:inline-flex;align-items:center;gap:4px;padding:5px 14px;background:rgba(59,130,246,.06);border-radius:var(--radius-full);font-size:12px;font-weight:600;color:var(--blue);transition:all .4s}
.process-flow-card:hover .process-flow-tag{background:rgba(59,130,246,.12)}
.process-flow-tag svg{width:12px;height:12px;stroke:currentColor;stroke-width:2;fill:none}
.process-flow-arrow{position:absolute;top:50%;right:-16px;transform:translateY(-50%);width:32px;height:32px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 10px rgba(59,130,246,.12);z-index:3;border:1px solid rgba(59,130,246,.1);transition:all .3s}
.process-flow-card:last-child .process-flow-arrow{display:none}
.process-flow-arrow svg{width:14px;height:14px;stroke:var(--blue);stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* ===== CTA ===== */
.cta-section{padding:0;position:relative;overflow:hidden}
.cta-inner{max-width:none;margin:0;background:linear-gradient(90deg,#3b82f6 0%,#22d3ee 100%);padding:90px 40px;text-align:center;position:relative;overflow:hidden}
.cta-inner::before{content:'';position:absolute;top:-30%;right:-5%;width:600px;height:600px;background:radial-gradient(circle,rgba(255,255,255,0.12),transparent 70%);border-radius:50%;pointer-events:none}
.cta-inner::after{content:'';position:absolute;bottom:-40%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(255,255,255,0.08),transparent 70%);border-radius:50%;pointer-events:none}
.cta-title{font-size:36px;font-weight:800;color:#fff;margin-bottom:12px;position:relative;z-index:1}
.cta-desc{font-size:17px;color:rgba(255,255,255,0.9);line-height:1.6;margin-bottom:36px;position:relative;z-index:1}
.cta-button{display:inline-flex;align-items:center;gap:8px;padding:16px 48px;background:#fff;color:#3b82f6;font-size:16px;font-weight:700;border-radius:10px;transition:all .25s;position:relative;z-index:1;box-shadow:0 8px 24px rgba(0,0,0,0.15)}
.cta-button:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(0,0,0,0.2);background:#eff6ff}

/* ===== FLOAT WIDGET ===== */
.float-widget{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:9999;display:flex;flex-direction:column;gap:10px;align-items:flex-end}
.float-btn{position:relative;display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:12px;background:#fff;border:1px solid var(--border);box-shadow:0 4px 16px rgba(0,0,0,.08);cursor:pointer;transition:all .25s;color:var(--blue)}
.float-btn svg{width:22px;height:22px;stroke:currentColor;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.float-btn:hover{background:linear-gradient(135deg,#3b82f6,#60a5fa);color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 8px 24px rgba(59,130,246,.25)}
.float-btn .float-tip{position:absolute;right:60px;top:50%;transform:translateY(-50%) translateX(-8px);white-space:nowrap;background:#1a1a2e;color:#fff;font-size:13px;padding:8px 14px;border-radius:8px;opacity:0;visibility:hidden;transition:all .25s;pointer-events:none;font-weight:500}
.float-btn:hover .float-tip{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
.float-btn .float-tip::after{content:'';position:absolute;right:-5px;top:50%;transform:translateY(-50%);border-width:5px 0 5px 6px;border-style:solid;border-color:transparent transparent transparent #1a1a2e}
.float-btn.wechat-btn:hover .wechat-pop{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
.wechat-pop{position:absolute;right:60px;top:50%;transform:translateY(-50%) translateX(-8px);opacity:0;visibility:hidden;transition:all .25s;background:#fff;border-radius:14px;padding:16px;box-shadow:0 8px 32px rgba(0,0,0,.12);text-align:center;width:160px}
.wechat-pop img{width:120px;height:120px;border-radius:8px;margin:0 auto 8px}
.wechat-pop .wp-title{font-size:14px;font-weight:600;color:var(--text)}
.wechat-pop .wp-sub{font-size:12px;color:var(--muted);margin-top:4px}
.float-btn.phone-btn:hover .phone-pop,.float-btn.phone-btn.active .phone-pop{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
.phone-pop{position:absolute;right:60px;top:50%;transform:translateY(-50%) translateX(-8px);opacity:0;visibility:hidden;transition:all .25s;background:#fff;border-radius:14px;padding:16px 20px;box-shadow:0 8px 32px rgba(0,0,0,.12);display:flex;align-items:center;gap:12px}
.phone-pop-icon{width:40px;height:40px;border-radius:10px;background:#eff6ff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.phone-pop-icon svg{width:20px;height:20px;stroke:#3b82f6;stroke-width:2;fill:none}
.phone-pop-num{font-size:20px;font-weight:800;color:var(--text)}
.float-btn.top-btn{opacity:0;visibility:hidden;transform:translateY(20px)}
.float-btn.top-btn.show{opacity:1;visibility:visible;transform:translateY(0)}

/* ===== FOOTER ===== */
.footer{background:#0a0f1e;padding:64px 40px 32px}
.footer-inner{max-width:1280px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:36px;margin-bottom:48px}
.footer-brand .f-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .f-logo img{width:40px;height:40px;border-radius:10px}
.footer-brand .f-logo span{font-size:20px;font-weight:700;color:#fff}
.footer-brand .f-logo span em{color:#60a5fa;font-style:normal}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.4);line-height:1.8;margin-bottom:20px;max-width:320px}
.footer-contact{display:flex;flex-direction:column;gap:10px}
.footer-contact-item{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-contact-item svg{width:16px;height:16px;stroke:rgba(255,255,255,.4);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:20px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.4);transition:color .2s}
.footer-col ul li a:hover{color:#60a5fa}
.footer-bottom{padding-top:24px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.3)}
.footer-bottom a{font-size:13px;color:rgba(255,255,255,.3);transition:color .2s}
.footer-bottom a:hover{color:#60a5fa}

/* ===== AOS Animations ===== */
[data-aos]{opacity:0;transform:translateY(30px);transition:all .8s cubic-bezier(.4,0,.2,1)}
[data-aos].aos-animate{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .section{padding:80px 0}
  .hero{padding:110px 0 40px}
  .hero-title{font-size:38px}
  .hero-subtitle{font-size:17px}
  .hero-showcase-body{grid-template-columns:repeat(2,1fr)}
  .system-grid{grid-template-columns:repeat(2,1fr)}
  .feature-alt-row{grid-template-columns:1fr;gap:32px}
  .feature-alt-row:nth-child(even) .feature-alt-info{order:1}
  .feature-alt-row:nth-child(even) .feature-alt-visual{order:2}
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .process-flow{grid-template-columns:repeat(3,1fr)}
  .process-flow-arrow{display:none}
  .section-title{font-size:32px}
  .section-desc{font-size:18px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .section{padding:60px 0}
  .hero{padding:90px 0 30px}
  .hero-title{font-size:28px}
  .hero-subtitle{font-size:15px}
  .hero-showcase-body{grid-template-columns:1fr 1fr;padding:16px}
  .hero-showcase-header{flex-direction:column;gap:8px;align-items:flex-start}
  .hero-showcase-footer{flex-direction:column;gap:8px}
  .marquee-item{font-size:15px}
  .system-grid{grid-template-columns:1fr}
  .feature-alt-row{margin-bottom:48px}
  .feature-alt-info h3{font-size:22px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:16px}
  .stat-number{font-size:40px}
  .process-flow{grid-template-columns:1fr;gap:16px}
  .process-flow-card{padding:28px 24px}
  .process-flow-num{font-size:40px;margin-bottom:4px}
  .process-flow-icon{width:48px;height:48px;margin-bottom:14px}
  .process-flow-title{font-size:15px}
  .process-flow-desc{font-size:12px}
  .section-title{font-size:26px}
  .section-desc{font-size:15px}
  .nav-items,.nav-phone{display:none}
  .float-widget{right:12px;top:50%;transform:translateY(-50%)}
  .float-btn{width:46px;height:46px}
  .float-btn .float-tip,.float-btn .wechat-pop{display:none}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-inner{padding:60px 24px}
  .cta-title{font-size:24px}
}