:root{--primary: #0ea5e9;--primary-dark: #0284c7;--secondary: #8b5cf6;--bg-gradient: linear-gradient(135deg, #f0f9ff 0%, #e0e7ff 100%);--card-bg: rgba(255, 255, 255, .85);--text-main: #1e293b;--text-sub: #64748b;--border: rgba(226, 232, 240, .8);--shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, .05);--shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04)}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,system-ui,sans-serif}body{background:var(--bg-gradient);color:var(--text-main);min-height:100vh;overflow-x:hidden}.app-container{max-width:800px;margin:0 auto;padding:20px;position:relative;min-height:100vh}.bg-molecule{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;pointer-events:none}.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:15px;border-bottom:2px dashed var(--border)}.header-title{display:flex;align-items:center;gap:12px}.logo-icon{background:linear-gradient(135deg,var(--primary),var(--secondary));padding:8px;border-radius:12px;display:flex;box-shadow:0 4px 12px #0ea5e94d}.header-title h1{font-size:1.5rem;font-weight:700;color:var(--text-main)}.cloud-badge{display:flex;align-items:center;gap:4px;font-size:.75rem;color:var(--primary);background:#0ea5e91a;padding:4px 8px;border-radius:20px;font-weight:600}.search-section{margin-bottom:30px}.search-box{display:flex;align-items:center;background:#fff;border-radius:16px;padding:8px 8px 8px 16px;box-shadow:var(--shadow-lg);border:1px solid var(--border);transition:transform .2s}.search-box:focus-within{transform:translateY(-2px);border-color:var(--primary);box-shadow:0 25px 30px -5px #0ea5e926}.search-icon{color:var(--text-sub);margin-right:12px}.search-box input{flex:1;border:none;outline:none;font-size:1.1rem;color:var(--text-main);background:transparent}.search-box input::placeholder{color:#94a3b8}.search-btn{background:var(--primary);color:#fff;border:none;padding:12px 24px;border-radius:12px;font-weight:600;cursor:pointer;transition:background .2s;display:flex;align-items:center;gap:8px}.search-btn:hover:not(:disabled){background:var(--primary-dark)}.search-btn:disabled{opacity:.7;cursor:not-allowed}.history-tags{display:flex;align-items:center;gap:8px;margin-top:12px;flex-wrap:wrap;color:var(--text-sub)}.tag{background:#fff9;padding:4px 12px;border-radius:16px;font-size:.85rem;cursor:pointer;border:1px solid var(--border);transition:all .2s;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.tag:hover{background:#fff;border-color:var(--primary);color:var(--primary)}.loading-state,.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;color:var(--text-sub);gap:16px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.recipe-card{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:24px;padding:24px;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.5);margin-bottom:24px;overflow:hidden;position:relative}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.card-header h2{font-size:1.5rem;display:flex;align-items:center;gap:8px}.card-actions{display:flex;gap:8px}.icon-btn{background:#f1f5f9;border:none;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-sub);transition:all .2s}.icon-btn:hover{background:#e2e8f0;color:var(--primary)}.icon-btn.active{color:#f59e0b;background:#f59e0b1a}.formula-box{background:#1e293b;color:#38bdf8;padding:16px;border-radius:12px;margin-bottom:20px;position:relative;font-family:monospace;font-size:1.2rem;text-align:center;letter-spacing:1px;box-shadow:inset 0 2px 4px #0003}.formula-box .label{position:absolute;top:-10px;left:16px;background:var(--secondary);color:#fff;font-size:.7rem;padding:2px 8px;border-radius:8px;font-family:sans-serif;letter-spacing:normal}.image-container{width:100%;height:200px;border-radius:16px;overflow:hidden;margin-bottom:24px;background:#f8fafc;border:1px solid var(--border)}.ai-image{width:100%;height:100%;object-fit:cover}.image-placeholder{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-sub);gap:12px}.emoji-fallback{font-size:3rem;opacity:.5}.ingredients-section h3,.steps-section h3{font-size:1.1rem;color:var(--text-main);margin-bottom:12px;display:flex;align-items:center;gap:8px}.ingredients-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-bottom:24px}.ingredient-item{background:#fff;border:1px solid var(--border);padding:12px;border-radius:12px;display:flex;flex-direction:column;gap:4px;cursor:pointer;transition:all .2s;box-shadow:var(--shadow-sm)}.ingredient-item:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 16px #0ea5e91a}.ing-name{font-weight:600;color:var(--text-main);font-size:.95rem}.ing-amount{font-size:.8rem;color:var(--text-sub)}.steps-list{list-style:none;counter-reset:step-counter}.steps-list li{position:relative;margin-bottom:16px;line-height:1.6;color:var(--text-main);background:#ffffff80;padding:12px 12px 12px 48px;border-radius:12px}.step-num{position:absolute;left:12px;top:12px;width:24px;height:24px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0f172a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal-content{background:#fff;padding:30px;border-radius:24px;width:100%;max-width:400px;position:relative;box-shadow:0 25px 50px -12px #00000040}.close-btn{position:absolute;top:16px;right:16px;background:none;border:none;color:var(--text-sub);cursor:pointer;padding:4px;border-radius:50%;transition:background .2s}.close-btn:hover{background:#f1f5f9;color:#ef4444}.modal-loading{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 0;color:var(--text-sub)}.detail-header{text-align:center;margin-bottom:24px}.symbol-box{font-size:2.5rem;font-weight:800;color:var(--primary);margin-bottom:8px;font-family:monospace}.detail-header h2{color:var(--text-main)}.info-row{display:flex;flex-direction:column;margin-bottom:16px;background:#f8fafc;padding:12px;border-radius:12px}.info-row .label{font-size:.8rem;color:var(--text-sub);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.info-row .value{font-weight:500;color:var(--text-main);line-height:1.5}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:#1e293b;color:#fff;padding:12px 24px;border-radius:30px;font-size:.9rem;display:flex;align-items:center;gap:8px;box-shadow:0 10px 15px -3px #0000001a;z-index:1000}.toast.success{background:#10b981}.toast.error{background:#ef4444}@media (max-width: 600px){.search-box{flex-direction:column;border-radius:20px;padding:12px}.search-box input{width:100%;margin-bottom:12px;text-align:center}.search-btn{width:100%;justify-content:center}.recipe-card{padding:16px}}