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#f0f0f0;position:relative;overflow:hidden}.phone-screen:before{content:"";position:absolute;top:15px;left:50%;transform:translate(-50%);width:60px;height:4px;border-radius:2px;z-index:2}.app-screenshot{width:100%;height:100%;object-fit:cover;border-radius:20px;position:relative;z-index:1}@media (max-width: 768px){.hero-container{grid-template-columns:1fr;text-align:center;gap:2rem}.hero-title{font-size:2.5rem}.hero-buttons,.hero-badges{justify-content:center}.phone-screen{width:250px;height:450px}}@media (max-width: 480px){.hero-title{font-size:2rem}.phone-screen{width:220px;height:400px}.hero-badges{flex-direction:column;align-items:center}.badge{width:100%;max-width:200px;justify-content:center}}.screenshots{padding:80px 0;background:#f8f9fa}.screenshots 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480px){.screenshots-grid{grid-template-columns:1fr;gap:1.5rem}.screenshot-item{padding:1.5rem}}.features{padding:80px 0;background:white}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.feature-card{background:white;padding:2rem;border-radius:20px;text-align:center;box-shadow:0 10px 40px #00000014;transition:all .3s ease;border:1px solid #f0f0f0}.feature-card:hover{transform:translateY(-5px);box-shadow:0 20px 60px #ff770026;border-color:#f703}.feature-icon{font-size:3rem;margin-bottom:1rem}.feature-card h3{font-size:1.3rem;font-weight:600;margin-bottom:1rem;color:#1a1a1a}.feature-card p{color:#666;line-height:1.6}@media (max-width: 768px){.features-grid{grid-template-columns:1fr}}@media (max-width: 480px){.features-grid{gap:1.5rem}.feature-card{padding:1.5rem}}.download{padding:80px 0;background:linear-gradient(135deg,#FF7700 0%,#FF8A33 100%);color:#fff;text-align:center}.download .section-title{color:#fff}.download .section-description{font-size:1.2rem;margin-bottom:3rem;opacity:.9}.download-buttons{display:flex;justify-content:center;margin-bottom:3rem}.download-btn{display:flex;align-items:center;gap:1rem;padding:1.5rem 2.5rem;background:white;color:#f70;text-decoration:none;border-radius:50px;box-shadow:0 10px 30px #0003;transition:all .3s ease;min-width:300px;justify-content:center;border:none;cursor:pointer;font-size:1rem;font-weight:600}.download-btn:hover{transform:translateY(-3px);box-shadow:0 15px 40px #0000004d}.download-icon{font-size:2rem}.download-text{display:flex;flex-direction:column;align-items:flex-start}.download-label{font-size:.9rem;opacity:.8}.download-name{font-size:1.1rem;font-weight:600}.download-info{display:flex;justify-content:center;gap:3rem;flex-wrap:wrap}.info-item{display:flex;align-items:center;gap:.5rem;font-size:1rem}.info-icon{font-size:1.2rem}@media (max-width: 768px){.download-info{flex-direction:column;gap:1rem}.download-btn{min-width:280px}}@media (max-width: 480px){.download-btn{min-width:250px;padding:1rem 2rem}.download-info{gap:1.5rem}.info-item{font-size:.9rem}}.about{padding:80px 0;background:#f8f9fa}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.about-text p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.7;color:#555}.about-features{margin-top:2rem}.about-feature{display:flex;align-items:center;gap:.8rem;margin-bottom:1rem;font-size:1rem;color:#555}.feature-check{color:#f70;font-weight:700;font-size:1.2rem}.about-screenshots{display:flex;justify-content:center;align-items:center}.screenshot-stack{position:relative;width:300px;height:400px}.stacked-screenshot{position:absolute;width:200px;height:300px;object-fit:cover;border-radius:20px;box-shadow:0 15px 40px #00000026;transition:all .3s ease}.stacked-screenshot:first-child{top:0;left:0;z-index:2}.stacked-screenshot:last-child{top:50px;right:0;z-index:1;transform:rotate(5deg)}.screenshot-stack:hover .stacked-screenshot:first-child{transform:translateY(-10px) rotate(-2deg)}.screenshot-stack:hover .stacked-screenshot:last-child{transform:translateY(-5px) rotate(8deg)}@media (max-width: 768px){.about-content{grid-template-columns:1fr;text-align:center}.screenshot-stack{width:250px;height:350px}.stacked-screenshot{width:160px;height:250px}}@media (max-width: 480px){.screenshot-stack{width:200px;height:300px}.stacked-screenshot{width:130px;height:200px}}.footer{background:#1a1a1a;color:#fff;padding:60px 0 20px}.footer-content{text-align:center;margin-bottom:2rem}.footer-logo{display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:1.5rem;font-weight:700;margin-bottom:1rem;color:#f70}.footer-description{color:#ccc;margin-bottom:2rem}.footer-links{display:flex;justify-content:center;gap:2rem;margin-bottom:2rem;flex-wrap:wrap}.footer-links a,.footer-links button{background:none;border:none;color:#ccc;text-decoration:none;transition:color .3s 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h4{color:#333;margin-bottom:15px;font-size:1.1rem}.list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.empty-state{text-align:center;padding:60px 20px;color:#666}.admin-table{overflow-x:auto;border-radius:8px;border:1px solid #e1e5e9}.admin-table table{width:100%;border-collapse:collapse;background:white}.admin-table th,.admin-table td{padding:15px;text-align:left;border-bottom:1px solid #e1e5e9}.admin-table th{background:#f8f9fa;font-weight:600;color:#333;font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}.admin-table td{color:#555}.admin-table tr:hover{background:rgba(102,126,234,.05)}.admin-table tr:last-child td{border-bottom:none}@media (max-width: 768px){.admin-management{padding:20px}.admin-tabs{flex-direction:column;gap:5px}.tab-btn{text-align:center;border-bottom:none;border-left:3px solid 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0;text-align:center;margin-bottom:40px;border-radius:15px}.admin-title{font-size:2.5rem;font-weight:700;margin-bottom:10px}.admin-subtitle{font-size:1.2rem;opacity:.9}.user-info{background:rgba(255,255,255,.1);padding:15px;border-radius:8px;margin-top:20px;text-align:center}.user-name{font-weight:600;color:#fff;margin-bottom:5px}.user-email{color:#fffc;font-size:14px;margin-bottom:10px}.btn-logout{background:#dc3545;color:#fff;border:none;padding:8px 16px;border-radius:6px;font-size:14px;cursor:pointer;transition:background .3s ease}.btn-logout:hover{background:#c82333}.admin-nav{display:flex;justify-content:center;gap:20px;margin-bottom:40px}.nav-btn{padding:12px 24px;background:white;border:2px solid #667eea;color:#667eea;text-decoration:none;border-radius:8px;font-weight:600;transition:all .3s ease;cursor:pointer;font-size:1rem}.nav-btn:hover,.nav-btn.active{background:#667eea;color:#fff}.admin-section{background:white;padding:30px;border-radius:15px;box-shadow:0 10px 30px 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ul{margin-left:1rem}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Noto Sans KR,sans-serif;line-height:1.6;color:#333;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:0 20px}.App{min-height:100vh}.btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;border-radius:50px;text-decoration:none;font-weight:600;font-size:1rem;transition:all .3s ease;border:2px solid transparent;cursor:pointer}.btn-primary{background:#FF7700;color:#fff;box-shadow:0 4px 20px #ff77004d}.btn-primary:hover{background:#E65C00;transform:translateY(-2px);box-shadow:0 6px 25px #f706}.btn-secondary{background:transparent;color:#f70;border-color:#f70}.btn-secondary:hover{background:#FF7700;color:#fff;transform:translateY(-2px)}.section-title{text-align:center;font-size:2.5rem;font-weight:700;margin-bottom:3rem;color:#1a1a1a}.section-description{text-align:center;font-size:1.2rem;color:#666;margin-bottom:3rem}@media (max-width: 768px){.section-title{font-size:2rem}.btn{padding:.8rem 1.5rem;font-size:.9rem}}@media (max-width: 480px){.section-title{font-size:1.8rem}.btn{padding:.7rem 1.2rem;font-size:.8rem}}