:root{--color-bg:#0a1128;--color-surface:#101b3c99;--color-surface-hover:#192855cc;--color-primary:#ff4e88;--color-primary-glow:#ff4e8880;--color-secondary:#ff8c61;--color-text-main:#fff;--color-text-sub:#d9e2ec;--font-family:"Pretendard", system-ui, sans-serif;--transition:all .3s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text-main);line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 2rem}h1,h2,h3{letter-spacing:-.02em;font-weight:800}.section-title{text-align:center;background:linear-gradient(90deg, #fff, var(--color-secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:3rem;font-size:2.5rem}.glass-effect{background:var(--color-surface);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid #ffffff0d}.glass-card{background:var(--color-surface);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid #ffffff0d;border-radius:16px;box-shadow:0 8px 32px #0003}.btn-primary{background:var(--color-primary);color:#fff;transition:var(--transition);box-shadow:0 0 15px var(--color-primary-glow);border-radius:8px;padding:.8rem 1.5rem;font-weight:700;display:inline-block}.btn-primary:hover{box-shadow:0 0 25px var(--color-primary-glow);transform:translateY(-2px)}.navbar{z-index:100;justify-content:space-between;align-items:center;width:100%;padding:1rem 2rem;display:flex;position:fixed;top:0}.logo{letter-spacing:1px;font-size:1.5rem;font-weight:800}.nav-links a{color:var(--color-text-sub);transition:var(--transition);margin-left:2rem;font-weight:600}.nav-links a:hover{color:var(--color-text-main)}.lang-toggle{letter-spacing:1px;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:20px;align-items:center;margin-left:2rem;padding:.4rem .8rem;font-size:.85rem;font-weight:600;display:inline-flex}.lang-toggle .active{color:var(--color-primary)}.lang-toggle .sep{color:#fff3;margin:0 .5rem}.lang-toggle a.inactive{color:var(--color-text-sub);margin:0}.lang-toggle a.inactive:hover{color:var(--color-text-main)}.hero{text-align:center;justify-content:center;align-items:center;min-height:100vh;padding:0 2rem;display:flex;position:relative;overflow:hidden}.hero-bg{z-index:-1;width:100%;height:100%;position:absolute;top:0;left:0}.glow-orb{filter:blur(100px);opacity:.5;border-radius:50%;animation:10s ease-in-out infinite alternate float;position:absolute}.orb-1{background:#ff4e8866;width:400px;height:400px;top:20%;left:10%}.orb-2{background:#ff8c614d;width:500px;height:500px;animation-delay:-5s;bottom:10%;right:10%}@keyframes float{0%{transform:translate(0)scale(1)}to{transform:translate(50px,50px)scale(1.1)}}.hero-content h1{margin-bottom:1.5rem;font-size:4rem;line-height:1.2}.hero-content p{color:var(--color-text-sub);margin-bottom:2.5rem;font-size:1.25rem}.features{padding:5rem 0}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;display:grid}.feature-card{transition:var(--transition);padding:2.5rem;position:relative;overflow:hidden}.feature-card:hover{border-color:#ff4e8866;transform:translateY(-10px);box-shadow:0 15px 40px #0006}.feature-card:before{content:"";background:linear-gradient(90deg, transparent, var(--color-primary), transparent);width:100%;height:2px;transition:var(--transition);position:absolute;top:0;left:0;transform:scaleX(0)}.feature-card:hover:before{transform:scaleX(1)}.feature-icon{margin-bottom:1.5rem;font-size:3rem}.feature-card h3{margin-bottom:.5rem;font-size:1.5rem}.sub-h{color:var(--color-secondary);margin-bottom:1rem;font-size:1rem;font-weight:600;display:block}.feature-card p{color:var(--color-text-sub);font-size:1.05rem}.tech{padding:5rem 0}.tech-box{text-align:center;padding:4rem}.tech-box h2{margin-bottom:1.5rem;font-size:2.5rem}.tech-box p{color:var(--color-text-sub);margin-bottom:.5rem;font-size:1.2rem}footer{text-align:center;color:var(--color-text-sub);border-top:1px solid #ffffff0d;flex-direction:column;align-items:center;gap:1rem;padding:2rem 0;display:flex}.footer-link{color:var(--color-primary);transition:var(--transition);font-weight:600}.footer-link:hover{color:var(--color-secondary)}@media (width<=768px){.hero-content h1{font-size:2.5rem}.nav-links{display:none}}