:root {
    --skin-primary: #0284c7;
    --skin-primary-dk: #0369a1;
    --skin-secondary: #f59e0b;
    --skin-bg: #001220;
    --skin-bg2: #001830;
    --skin-bg3: #002040;
    --skin-bg4: #003060;
    --skin-border: #0369a1;
    --skin-text: #f0f9ff;
    --skin-text2: #bae6fd;
    --skin-text3: #5899c0;
    --skin-font: 'Poppins', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --skin-radius: 8px;
    --skin-radius-lg: 16px;
    --skin-shadow: 0 6px 32px rgba(2,132,199,0.3);
}

/* Landing Funnel - Main CSS */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font-main);background:var(--color-bg);color:var(--color-text);line-height:1.6}
a{color:var(--color-primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--color-primary-dk)}
img{max-width:100%;height:auto;display:block}
.lp-container{max-width:1100px;margin:0 auto;padding:0 24px}

/* Header - transparent fixed */
.lp-header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 32px;transition:var(--transition)}
.lp-header.scrolled{background:rgba(0,0,0,0.9);backdrop-filter:blur(10px)}
.lp-header-inner{display:flex;align-items:center;max-width:1200px;margin:0 auto}
.lp-logo{display:flex;align-items:center}
.lp-logo-text{font-size:20px;font-weight:800;color:var(--color-text);letter-spacing:1px}
.lp-nav{flex:1;margin:0 40px}
.lp-nav-list{list-style:none;display:flex;gap:8px}
.lp-nav-list li a{padding:8px 14px;color:var(--color-text2);font-size:14px;border-radius:var(--radius)}
.lp-nav-list li a:hover{color:var(--color-primary)}
.lp-header-cta{display:flex;gap:10px}

/* Buttons */
.lp-btn{display:inline-block;padding:10px 24px;border-radius:var(--radius);font-weight:600;font-size:14px;cursor:pointer;border:none;transition:var(--transition);text-align:center}
.lp-btn-primary{background:var(--color-primary);color:#fff}
.lp-btn-primary:hover{background:var(--color-primary-dk);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.lp-btn-ghost{background:transparent;border:1px solid var(--color-text2);color:var(--color-text2)}
.lp-btn-ghost:hover{border-color:var(--color-primary);color:var(--color-primary)}
.lp-btn-sm{padding:8px 16px;font-size:13px}
.lp-btn-lg{padding:14px 36px;font-size:16px}
.lp-btn-xl{padding:18px 48px;font-size:18px}

/* Hero */
.lp-hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden}
.lp-hero-bg{position:absolute;inset:0;background:linear-gradient(135deg,var(--color-bg2),var(--color-bg));z-index:0}
.lp-hero-overlay{position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(220,38,38,0.1),transparent 70%);z-index:1}
.lp-hero-content{position:relative;z-index:2;text-align:center;max-width:700px;padding:0 24px}
.lp-hero-title{font-size:48px;font-weight:800;line-height:1.2;margin-bottom:16px;background:linear-gradient(135deg,var(--color-text),var(--color-primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.lp-hero-desc{font-size:20px;color:var(--color-text2);margin-bottom:32px}
.lp-hero-actions{display:flex;gap:16px;justify-content:center}

/* Sections */
.lp-section{padding:80px 0}
.lp-section-title{font-size:32px;font-weight:700;text-align:center;margin-bottom:48px}

/* Trust Badges */
.lp-trust{background:var(--color-bg2);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}
.lp-trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.lp-trust-item{padding:24px}
.lp-trust-icon{font-size:32px;display:block;margin-bottom:12px}
.lp-trust-item strong{display:block;font-size:16px;margin-bottom:6px}
.lp-trust-item p{font-size:13px;color:var(--color-text3)}

/* Features */
.lp-features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.lp-feature-block{background:var(--color-bg2);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:32px;text-align:center;transition:var(--transition)}
.lp-feature-block:hover{border-color:var(--color-primary);transform:translateY(-4px)}
.lp-feature-num{font-size:36px;font-weight:800;color:var(--color-primary);margin-bottom:12px;opacity:0.6}
.lp-feature-block h3{font-size:18px;margin-bottom:10px}
.lp-feature-block p{font-size:14px;color:var(--color-text2);line-height:1.6}

/* Testimonials */
.lp-testimonials{background:var(--color-bg2)}
.lp-testimonial-track{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lp-testimonial-card{background:var(--color-bg3);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px}
.lp-testimonial-card p{font-size:15px;font-style:italic;margin-bottom:12px;color:var(--color-text2)}
.lp-testimonial-author{font-size:13px;color:var(--color-text3)}

/* Register CTA */
.lp-register-cta{text-align:center;background:linear-gradient(135deg,var(--color-bg3),var(--color-bg2))}
.lp-cta-title{font-size:28px;font-weight:700;margin-bottom:12px}
.lp-cta-desc{font-size:16px;color:var(--color-text2);margin-bottom:28px}

/* Sticky CTA Bar */
.lp-sticky-cta{position:fixed;bottom:0;left:0;right:0;z-index:999;background:var(--color-bg2);border-top:1px solid var(--color-border);padding:12px 24px;transform:translateY(100%);transition:var(--transition)}
.lp-sticky-cta.visible{transform:translateY(0)}
.lp-sticky-inner{display:flex;justify-content:center;align-items:center;gap:16px;max-width:800px;margin:0 auto}
.lp-sticky-text{font-size:14px;color:var(--color-text2)}

/* Single Article */
.lp-single-wrap{padding:100px 0 60px;max-width:800px}
.lp-article-title{font-size:32px;font-weight:700;line-height:1.4;margin-bottom:12px}
.lp-article-meta{font-size:13px;color:var(--color-text3);margin-bottom:24px}
.lp-article-hero{margin-bottom:24px;border-radius:var(--radius-lg);overflow:hidden}
.lp-article-content{font-size:16px;line-height:1.85}
.lp-article-content h2{font-size:22px;margin:32px 0 12px}
.lp-article-content h3{font-size:18px;margin:24px 0 10px}
.lp-article-content p{margin-bottom:16px}
.lp-article-cta{margin-top:40px;text-align:center;padding:32px;background:var(--color-bg2);border-radius:var(--radius-lg)}

/* Archive Grid */
.lp-posts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;padding-top:80px}
.lp-post-card{display:block;background:var(--color-bg2);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition)}
.lp-post-card:hover{transform:translateY(-3px);border-color:var(--color-primary)}
.lp-post-card img{width:100%;height:200px;object-fit:cover}
.lp-post-card-body{padding:16px}
.lp-post-card-body h3{font-size:16px;font-weight:600;color:var(--color-text);margin-bottom:6px}
.lp-post-date{font-size:12px;color:var(--color-text3)}

/* Footer */
.lp-footer{background:var(--color-bg2);border-top:1px solid var(--color-border);padding:40px 0 0;margin-top:60px}
.lp-footer-inner{display:flex;justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto;padding:0 24px}
.lp-footer-brand strong{font-size:18px;display:block;margin-bottom:6px}
.lp-footer-brand p{font-size:13px;color:var(--color-text3)}
.lp-footer-bottom{margin-top:24px;padding:16px 24px;border-top:1px solid var(--color-border);text-align:center;font-size:12px;color:var(--color-text3)}

/* Pagination */
.lp-pagination{margin-top:32px;text-align:center}

/* Mobile */
.lp-burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.lp-burger span{display:block;width:22px;height:2px;background:var(--color-text);margin:5px 0}

@media(max-width:768px){
    .lp-nav,.lp-header-cta{display:none}
    .lp-burger{display:block}
    .lp-hero-title{font-size:28px}
    .lp-hero-desc{font-size:16px}
    .lp-trust-grid{grid-template-columns:repeat(2,1fr)}
    .lp-features-grid{grid-template-columns:1fr}
    .lp-testimonial-track{grid-template-columns:1fr}
    .lp-posts-grid{grid-template-columns:1fr}
    .lp-footer-inner{flex-direction:column;text-align:center;gap:16px}
}