*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:'Poppins',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.7;color:#1a1a1a;background:linear-gradient(135deg,#f5f7fa 0%,#c3cfe2 100%);background-attachment:fixed;overflow-x:hidden}img{max-width:100%;height:auto;display:block}a{text-decoration:none;color:inherit;transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}ul,ol{list-style:none}button{border:none;background:none;cursor:pointer;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}header{position:sticky;top:0;z-index:1000;background:linear-gradient(135deg,#0a0e27 0%,#0f1535 50%,#05060f 100%);backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid rgba(102,126,234,0.25);box-shadow:0 6px 30px rgba(0,0,0,0.45)}header::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at top right,rgba(102,126,234,0.18),transparent 60%),radial-gradient(ellipse at bottom left,rgba(118,75,162,0.15),transparent 60%);pointer-events:none;z-index:0}.header-inner{position:relative;z-index:1}.header-inner{display:flex;align-items:center;justify-content:space-between;padding:1.2rem 1.5rem;max-width:1200px;margin:0 auto}.logo-section{display:flex;align-items:center;gap:0.9rem}.logo-svg{width:42px;height:42px}.brand-name{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-0.02em}.nav-main ul{display:flex;gap:2.5rem}.nav-main a{font-size:0.95rem;font-weight:500;color:#ffffff;position:relative;padding:0.55rem 0.2rem;letter-spacing:0.2px;text-shadow:0 1px 2px rgba(0,0,0,0.3)}.nav-main a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:linear-gradient(90deg,#8ea8ff,#c9a5ff);border-radius:2px;transition:width 0.3s ease;box-shadow:0 0 10px rgba(142,168,255,0.7)}.nav-main a:hover{color:#c9d6ff}.nav-main a:hover::after{width:100%}.mobile-toggle{display:none;width:36px;height:36px;flex-direction:column;justify-content:space-around;padding:6px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);border-radius:8px}.mobile-toggle span{display:block;width:100%;height:2px;background:#ffffff;border-radius:2px;transition:all 0.3s ease}.hero-zone{padding:5rem 1.5rem;text-align:center;background:linear-gradient(135deg,rgba(102,126,234,0.08) 0%,rgba(118,75,162,0.08) 100%);position:relative;overflow:hidden}.hero-zone::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(102,126,234,0.15),transparent);border-radius:50%;z-index:0}.hero-zone::after{content:'';position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(118,75,162,0.12),transparent);border-radius:50%;z-index:0}.hero-zone>*{position:relative;z-index:1}.hero-title{font-size:3.2rem;font-weight:800;line-height:1.15;margin-bottom:1.5rem;background:linear-gradient(135deg,#1a1a1a 0%,#4a5568 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-0.03em}.hero-desc{font-size:1.25rem;color:#4a5568;max-width:680px;margin:0 auto 2.5rem;line-height:1.8}.cta-primary{display:inline-flex;align-items:center;gap:0.6rem;padding:1rem 2.2rem;font-size:1.05rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:50px;box-shadow:0 8px 24px rgba(102,126,234,0.3);transition:all 0.3s ease}.cta-primary:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(102,126,234,0.4)}.section-block{padding:4.5rem 1.5rem}.section-header{text-align:center;margin-bottom:3.5rem}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem;background:linear-gradient(135deg,#1a1a1a 0%,#667eea 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.section-subtitle{font-size:1.15rem;color:#6b7280;max-width:600px;margin:0 auto}.glass-card{background:rgba(255,255,255,0.6);backdrop-filter:blur(16px) saturate(180%);border:1px solid rgba(255,255,255,0.3);border-radius:20px;padding:2rem;box-shadow:0 8px 32px rgba(0,0,0,0.06);transition:all 0.4s cubic-bezier(0.4,0,0.2,1)}.glass-card:hover{transform:translateY(-8px);box-shadow:0 16px 48px rgba(0,0,0,0.12);border-color:rgba(102,126,234,0.3)}.card-icon{width:56px;height:56px;margin-bottom:1.3rem;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.7rem}.card-heading{font-size:1.4rem;font-weight:700;margin-bottom:0.9rem;color:#1a1a1a}.card-text{font-size:1rem;color:#4a5568;line-height:1.75}.bento-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.8rem;margin-bottom:3rem}.bento-large{grid-column:span 2}.asymmetric-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:2.5rem;align-items:center;margin-bottom:3rem}.content-box{background:rgba(255,255,255,0.5);backdrop-filter:blur(12px);border-radius:16px;padding:2.5rem;border:1px solid rgba(255,255,255,0.4)}.content-heading{font-size:2rem;font-weight:700;margin-bottom:1.2rem;color:#1a1a1a}.content-para{font-size:1.05rem;color:#4a5568;margin-bottom:1.5rem;line-height:1.85}.visual-box{border-radius:20px;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,0.1)}.visual-box img{width:100%;height:100%;object-fit:cover}.step-guide{display:grid;gap:2rem}.step-item{display:grid;grid-template-columns:80px 1fr;gap:1.5rem;align-items:start}.step-number{width:80px;height:80px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:700;color:#fff;box-shadow:0 6px 20px rgba(102,126,234,0.3)}.step-content h3{font-size:1.5rem;font-weight:700;margin-bottom:0.7rem;color:#1a1a1a}.step-content p{font-size:1rem;color:#4a5568;line-height:1.75}.accordion-wrap{max-width:900px;margin:0 auto}.accordion-item{background:rgba(255,255,255,0.6);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.4);border-radius:14px;margin-bottom:1.2rem;overflow:hidden;transition:all 0.3s ease}.accordion-header{padding:1.5rem 2rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:1.2rem;font-weight:600;color:#1a1a1a;transition:background 0.3s ease}.accordion-header:hover{background:rgba(102,126,234,0.05)}.accordion-icon{font-size:1.3rem;color:#667eea;transition:transform 0.3s ease}.accordion-item.active .accordion-icon{transform:rotate(180deg)}.accordion-body{max-height:0;overflow:hidden;transition:max-height 0.4s ease,padding 0.4s ease}.accordion-item.active .accordion-body{max-height:500px;padding:0 2rem 1.5rem}.accordion-body p{font-size:1rem;color:#4a5568;line-height:1.75}.tag-cloud{display:flex;flex-wrap:wrap;gap:0.8rem;margin-top:1.5rem}.tag-badge{padding:0.5rem 1.2rem;background:linear-gradient(135deg,rgba(102,126,234,0.12),rgba(118,75,162,0.12));border:1px solid rgba(102,126,234,0.2);border-radius:20px;font-size:0.9rem;font-weight:500;color:#667eea;transition:all 0.3s ease}.tag-badge:hover{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,0.3)}.info-alert{background:linear-gradient(135deg,rgba(102,126,234,0.08),rgba(118,75,162,0.08));border-left:4px solid #667eea;padding:1.5rem;border-radius:12px;margin:2rem 0}.info-alert-title{font-size:1.15rem;font-weight:700;color:#667eea;margin-bottom:0.6rem;display:flex;align-items:center;gap:0.6rem}.info-alert-text{font-size:1rem;color:#4a5568;line-height:1.75}.warning-alert{background:linear-gradient(135deg,rgba(245,158,11,0.08),rgba(251,191,36,0.08));border-left:4px solid #f59e0b;padding:1.5rem;border-radius:12px;margin:2rem 0}.warning-alert-title{font-size:1.15rem;font-weight:700;color:#f59e0b;margin-bottom:0.6rem;display:flex;align-items:center;gap:0.6rem}.warning-alert-text{font-size:1rem;color:#4a5568;line-height:1.75}.article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem}.article-card{background:rgba(255,255,255,0.6);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.4);border-radius:18px;overflow:hidden;transition:all 0.4s cubic-bezier(0.4,0,0.2,1)}.article-card:hover{transform:translateY(-6px);box-shadow:0 16px 48px rgba(0,0,0,0.12)}.article-thumb{width:100%;height:200px;overflow:hidden}.article-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}.article-card:hover .article-thumb img{transform:scale(1.08)}.article-body{padding:1.8rem}.article-meta{font-size:0.85rem;color:#9ca3af;margin-bottom:0.8rem}.article-heading{font-size:1.3rem;font-weight:700;margin-bottom:0.9rem;color:#1a1a1a}.article-excerpt{font-size:0.95rem;color:#6b7280;line-height:1.7;margin-bottom:1.2rem}.read-link{display:inline-flex;align-items:center;gap:0.4rem;font-size:0.95rem;font-weight:600;color:#667eea}.read-link:hover{gap:0.7rem}.footer-zone{background:rgba(26,26,26,0.95);backdrop-filter:blur(20px);color:#e5e7eb;padding:3.5rem 1.5rem 2rem}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2.5rem;margin-bottom:2.5rem}.footer-col h4{font-size:1.2rem;font-weight:700;margin-bottom:1.2rem;color:#fff}.footer-col ul li{margin-bottom:0.7rem}.footer-col a{color:#d1d5db;font-size:0.95rem}.footer-col a:hover{color:#667eea}.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:1.8rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.footer-copy{font-size:0.9rem;color:#9ca3af}.social-links{display:flex;gap:1rem}.social-icon{width:38px;height:38px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.1);border-radius:50%;color:#d1d5db;font-size:1.1rem;transition:all 0.3s ease}.social-icon:hover{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;transform:translateY(-3px)}@media(max-width:992px){.nav-main{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:linear-gradient(160deg,#0a0e27 0%,#0f1535 55%,#05060f 100%);backdrop-filter:blur(30px);box-shadow:-4px 0 32px rgba(0,0,0,0.6);border-left:1px solid rgba(102,126,234,0.25);padding:5rem 2rem;transition:right 0.4s cubic-bezier(0.4,0,0.2,1);z-index:999}.nav-main a{color:#ffffff}.nav-main.active{right:0}.nav-main ul{flex-direction:column;gap:1.5rem}.nav-main a{font-size:1.1rem}.mobile-toggle{display:flex}.hero-title{font-size:2.2rem}.section-title{font-size:2rem}.asymmetric-layout{grid-template-columns:1fr;gap:2rem}.bento-large{grid-column:span 1}.step-item{grid-template-columns:1fr;gap:1rem}.step-number{margin:0 auto}.footer-bottom{flex-direction:column;text-align:center}}@media(max-width:768px){.hero-zone{padding:3rem 1.5rem}.hero-title{font-size:1.9rem}.hero-desc{font-size:1.1rem}.cta-primary{padding:0.9rem 1.8rem;font-size:1rem}.section-block{padding:3rem 1.5rem}.glass-card{padding:1.5rem}.bento-grid{grid-template-columns:1fr;gap:1.5rem}.article-grid{grid-template-columns:1fr}}.fade-in{opacity:0;transform:translateY(30px);transition:opacity 0.7s ease,transform 0.7s ease}.fade-in.visible{opacity:1;transform:translateY(0)}