:root{--primary: #4F46E5;--primary-dark: #4338ca;--secondary: #8B5CF6;--accent: #06b6d4;--bg-dark: #0f172a;--bg-card: #1e293b;--text-light: #f8fafc;--text-dim: #94a3b8;--gradient-main: linear-gradient(135deg, #4F46E5 0%, #8B5CF6 100%);--gradient-glow: radial-gradient(circle at center, rgba(79, 70, 229, .4) 0%, transparent 70%);--font-main: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-kr: "Noto Sans KR", sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-main);background-color:var(--bg-dark);color:var(--text-light);line-height:1.6;overflow-x:hidden}html[lang=ko] body{font-family:var(--font-kr)}.navbar{position:fixed;top:0;width:100%;padding:1.5rem 2rem;display:flex;justify-content:space-between;align-items:center;background:#0f172acc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:1000;border-bottom:1px solid rgba(255,255,255,.1)}.lang-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:var(--text-light);padding:.5rem 1rem;border-radius:2rem;cursor:pointer;transition:all .3s ease;font-size:.9rem}.lang-btn:hover{background:#fff3;transform:translateY(-1px)}.hero{min-height:100vh;display:flex;align-items:center;justify-content:space-between;padding:8rem 10% 4rem;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:-20%;right:-10%;width:50vw;height:50vw;background:var(--gradient-glow);filter:blur(60px);z-index:-1;animation:pulse 8s infinite alternate}.hero-content{flex:1;max-width:600px;z-index:1}.hero h1{font-size:3.5rem;font-weight:800;line-height:1.2;margin-bottom:1.5rem;background:linear-gradient(to right,#fff,#a5b4fc);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.subtitle{font-size:1.2rem;color:var(--text-dim);margin-bottom:2.5rem}.cta-primary{background:var(--gradient-main);color:#fff;border:none;padding:1rem 2.5rem;font-size:1.1rem;font-weight:600;border-radius:3rem;cursor:pointer;box-shadow:0 10px 25px -5px #4f46e580;transition:all .3s ease}.cta-primary:hover{transform:translateY(-3px);box-shadow:0 20px 30px -10px #4f46e599}.hero-visual{flex:1;display:flex;justify-content:center;position:relative}.phone-mockup{width:300px;height:600px;background:#000;border-radius:40px;border:8px solid #333;overflow:hidden;position:relative;box-shadow:0 25px 50px -12px #00000080;transform:rotate(-5deg);transition:transform .5s ease}.phone-mockup:hover{transform:rotate(0) scale(1.02)}.phone-mockup img{width:100%;height:100%;object-fit:cover}section{padding:6rem 10%}.section-header{text-align:center;margin-bottom:4rem}.section-header h2{font-size:2.5rem;margin-bottom:1rem}.section-header p{color:var(--text-dim);max-width:700px;margin:0 auto}.feature-grid{display:flex;align-items:center;gap:4rem;margin-bottom:4rem}.feature-grid.reverse{flex-direction:row-reverse}.text-content{flex:1}.visual-content{flex:1;display:flex;justify-content:center}.icon-box{font-size:2.5rem;margin-bottom:1.5rem;display:inline-block;padding:1rem;background:#ffffff0d;border-radius:1rem}.feature-grid h3{font-size:2rem;margin-bottom:.5rem}.feature-desc{color:var(--accent);font-weight:600;margin-bottom:2rem;font-size:1.1rem}.feature-list{list-style:none}.feature-list li{margin-bottom:1rem;padding-left:1.5rem;position:relative;color:var(--text-dim)}.feature-list li:before{content:"•";color:var(--secondary);position:absolute;left:0;font-weight:700}.feature-list strong{color:var(--text-light)}.floating-img{max-width:100%;width:280px;border-radius:20px;box-shadow:0 20px 40px #0006;border:1px solid rgba(255,255,255,.1);animation:float 6s ease-in-out infinite}.delay-1{animation-delay:2s}.quick-start{background:linear-gradient(#0f172ae6,#0f172ae6),url(https://source.unsplash.com/random/1920x1080/?technology) center/cover;text-align:center;border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05)}.highlight-box{margin-top:2rem;padding:1.5rem;background:#4f46e51a;border:1px solid rgba(79,70,229,.3);border-radius:1rem;display:inline-block}.cta-final{text-align:center;padding:8rem 10%;background:radial-gradient(circle at center,#1e1b4b 0%,var(--bg-dark) 70%)}.cta-final h2{font-size:3rem;margin-bottom:1.5rem;background:var(--gradient-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.cta-large{margin-top:3rem;background:#fff;color:var(--primary);border:none;padding:1.2rem 3.5rem;font-size:1.2rem;font-weight:800;border-radius:3rem;cursor:pointer;transition:all .3s ease}.cta-large:hover{transform:scale(1.05);box-shadow:0 0 30px #ffffff4d}footer{padding:3rem 10%;text-align:center;border-top:1px solid rgba(255,255,255,.05);color:var(--text-dim)}.copyright{margin-top:1rem;font-size:.8rem;opacity:.6}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}@keyframes pulse{0%{opacity:.5;transform:scale(1)}to{opacity:.8;transform:scale(1.1)}}@media(max-width:768px){.hero{flex-direction:column;text-align:center;padding-top:6rem}.hero h1{font-size:2.5rem}.hero-visual{margin-top:3rem}.feature-grid{flex-direction:column!important;gap:2rem;text-align:center}.feature-list{text-align:left;display:inline-block}}.store-buttons{display:flex;gap:1rem;margin-top:2rem}.store-buttons.center-buttons{justify-content:center;margin-top:3rem}.store-btn{display:flex;align-items:center;gap:.8rem;background-color:#0f0f12;color:#fff;text-decoration:none;padding:.8rem 1.5rem;border-radius:.8rem;font-weight:600;font-size:1rem;border:1px solid rgba(255,255,255,.1);transition:all .3s ease;box-shadow:0 4px 6px #0000004d}.store-btn:hover{background-color:#1a1a20;transform:translateY(-2px);box-shadow:0 8px 12px #0006;border-color:#ffffff4d}.store-icon{fill:#fff}@media(max-width:768px){.store-buttons{flex-direction:column;align-items:center}.store-btn{width:100%;justify-content:center;max-width:250px}}.logo{font-weight:900;font-size:1.5rem;background:var(--gradient-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em}.hero-logo-img{height:160px;width:auto;margin-bottom:1.5rem;border-radius:16px;box-shadow:0 10px 20px #0003}.cta-logo-img{height:120px;width:auto;margin-bottom:2rem;border-radius:24px;box-shadow:0 15px 30px #0000004d}.navbar{padding:1.5rem 2rem}