:root{--bg-primary: #0a0a1a;--bg-secondary: #12122a;--bg-card: rgba(255, 255, 255, .05);--bg-card-hover: rgba(255, 255, 255, .08);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .7);--text-muted: rgba(255, 255, 255, .5);--accent-gradient: linear-gradient(135deg, #00d4aa 0%, #7c3aed 100%);--accent-cyan: #00d4aa;--accent-purple: #7c3aed;--border-color: rgba(255, 255, 255, .1);--shadow-glow: 0 0 60px rgba(0, 212, 170, .15);--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--font-family: "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6;overflow-x:hidden}.app{min-height:100vh;background:radial-gradient(ellipse at 20% 0%,rgba(124,58,237,.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 100%,rgba(0,212,170,.1) 0%,transparent 50%),linear-gradient(180deg,var(--bg-primary) 0%,var(--bg-secondary) 100%);position:relative}.app:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");opacity:.03;pointer-events:none;z-index:0}.container{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}.header{padding:24px 0;border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100;background:#0a0a1acc}.header-content{display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:12px;text-decoration:none}.logo-icon{width:48px;height:48px;background:var(--accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 4px 20px #00d4aa4d}.logo-text{font-size:24px;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.api-key-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;cursor:pointer;transition:all .3s ease}.api-key-btn:hover{background:var(--bg-card-hover);border-color:var(--accent-cyan);color:var(--text-primary)}.api-key-btn.active{border-color:var(--accent-cyan);color:var(--accent-cyan)}.hero{padding:80px 0 60px;text-align:center}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:100px;font-size:14px;color:var(--text-secondary);margin-bottom:24px}.hero-badge-dot{width:8px;height:8px;background:var(--accent-cyan);border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.hero-title{font-size:clamp(36px,6vw,64px);font-weight:700;line-height:1.2;margin-bottom:20px;background:linear-gradient(135deg,#fff,#ffffffb3);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-title-accent{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-description{font-size:18px;color:var(--text-secondary);max-width:600px;margin:0 auto 40px}.upload-section{padding:0 0 60px}.upload-card{background:var(--bg-card);border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:60px 40px;text-align:center;transition:all .3s ease;cursor:pointer;position:relative;overflow:hidden}.upload-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--accent-gradient);opacity:0;transition:opacity .3s ease}.upload-card:hover{border-color:var(--accent-cyan);background:var(--bg-card-hover);transform:translateY(-2px);box-shadow:var(--shadow-glow)}.upload-card:hover:before{opacity:.03}.upload-card.dragging{border-color:var(--accent-cyan);background:#00d4aa1a;transform:scale(1.02)}.upload-card.has-image{border-style:solid;padding:24px}.upload-content{position:relative;z-index:1}.upload-icon{width:80px;height:80px;margin:0 auto 24px;background:var(--accent-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:36px;box-shadow:0 8px 32px #00d4aa4d}.upload-title{font-size:24px;font-weight:600;margin-bottom:12px}.upload-subtitle{color:var(--text-secondary);margin-bottom:24px}.upload-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.upload-btn{display:flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius-sm);font-size:16px;font-weight:500;cursor:pointer;transition:all .3s ease;border:none;font-family:var(--font-family)}.upload-btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 20px #00d4aa4d}.upload-btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px #00d4aa66}.upload-btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-color)}.upload-btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--accent-purple)}.preview-container{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}@media (max-width: 768px){.preview-container{grid-template-columns:1fr}}.preview-image-wrapper{position:relative;border-radius:var(--radius-md);overflow:hidden;background:var(--bg-secondary)}.preview-image{width:100%;height:auto;display:block;border-radius:var(--radius-md)}.preview-actions{position:absolute;top:12px;right:12px;display:flex;gap:8px}.preview-action-btn{width:40px;height:40px;background:#0009;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:none;border-radius:var(--radius-sm);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:all .3s ease}.preview-action-btn:hover{background:#000c;transform:scale(1.1)}.result-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.result-header{display:flex;align-items:center;gap:12px;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.result-icon{width:48px;height:48px;background:var(--accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:24px}.result-title{font-size:20px;font-weight:600}.result-subtitle{font-size:14px;color:var(--text-secondary)}.result-info{display:flex;flex-direction:column;gap:16px;margin-bottom:24px}.result-info-item{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--bg-secondary);border-radius:var(--radius-sm)}.result-info-label{color:var(--text-secondary);font-size:14px}.result-info-value{font-weight:600;color:var(--text-primary)}.result-price-section{background:linear-gradient(135deg,#00d4aa1a,#7c3aed1a);border:1px solid rgba(0,212,170,.2);border-radius:var(--radius-md);padding:24px;text-align:center}.result-price-label{font-size:14px;color:var(--text-secondary);margin-bottom:8px}.result-price{font-size:36px;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}.result-price-range{font-size:14px;color:var(--text-muted)}.result-disclaimer{margin-top:20px;padding:12px 16px;background:#ffc1071a;border:1px solid rgba(255,193,7,.2);border-radius:var(--radius-sm);font-size:13px;color:#ffc107e6;display:flex;align-items:flex-start;gap:8px}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px}.loading-spinner{width:60px;height:60px;border:3px solid var(--border-color);border-top-color:var(--accent-cyan);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:24px}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:18px;color:var(--text-secondary);text-align:center}.loading-subtext{font-size:14px;color:var(--text-muted);margin-top:8px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;max-width:480px;width:100%;box-shadow:0 20px 60px #00000080}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.modal-title{font-size:20px;font-weight:600}.modal-close{width:36px;height:36px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:all .3s ease}.modal-close:hover{background:var(--bg-card-hover);color:var(--text-primary)}.modal-description{color:var(--text-secondary);font-size:14px;margin-bottom:20px;line-height:1.6}.modal-input-group{margin-bottom:20px}.modal-label{display:block;font-size:14px;font-weight:500;margin-bottom:8px}.modal-input{width:100%;padding:14px 16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:monospace;transition:all .3s ease}.modal-input:focus{outline:none;border-color:var(--accent-cyan);box-shadow:0 0 0 3px #00d4aa1a}.modal-input::placeholder{color:var(--text-muted)}.modal-link{color:var(--accent-cyan);text-decoration:none;font-size:14px;display:inline-flex;align-items:center;gap:4px;transition:opacity .3s ease}.modal-link:hover{opacity:.8}.modal-actions{display:flex;gap:12px;margin-top:24px}.modal-btn{flex:1;padding:14px 20px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;cursor:pointer;transition:all .3s ease;border:none;font-family:var(--font-family)}.modal-btn-primary{background:var(--accent-gradient);color:#fff}.modal-btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 20px #00d4aa4d}.modal-btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-color)}.modal-btn-secondary:hover{background:var(--bg-card-hover)}.error-message{background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-md);padding:20px;text-align:center;color:#ef4444}.error-icon{font-size:40px;margin-bottom:12px}.error-title{font-size:18px;font-weight:600;margin-bottom:8px}.error-text{font-size:14px;opacity:.8}.footer{padding:40px 0;border-top:1px solid var(--border-color);text-align:center;color:var(--text-muted);font-size:14px}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .5s ease forwards}@media (max-width: 640px){.hero{padding:60px 0 40px}.hero-description{font-size:16px}.upload-card{padding:40px 20px}.upload-buttons{flex-direction:column}.upload-btn{justify-content:center}.result-card{padding:24px 20px}.result-price{font-size:28px}.modal{padding:24px}}