.location-selector{margin-bottom:20px}.location-button{width:100%;padding:12px;background-color:#1976d2;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:16px;margin-bottom:20px;transition:background-color .2s}.location-button:hover{background-color:#1565c0}.city-list{background-color:#f5f5f5;padding:15px;border-radius:8px}.city-list h3{margin:0 0 10px;color:#333;font-size:16px}.city-buttons{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px}.city-button{padding:8px 12px;background-color:#fff;border:1px solid #ddd;border-radius:4px;cursor:pointer;transition:all .2s}.city-button:hover{background-color:#e3f2fd;border-color:#1976d2}@media (max-width: 600px){.city-buttons{grid-template-columns:repeat(2,1fr)}}.location-search{margin-bottom:20px}.search-box{display:flex;gap:10px;margin-bottom:10px}.search-box input{flex:1;padding:10px;border:1px solid var(--input-border);border-radius:4px;font-size:16px;background-color:var(--input-bg);color:var(--text-color)}.search-box button{padding:10px 20px;background-color:var(--button-bg);color:var(--button-text);border:none;border-radius:4px;cursor:pointer;font-size:16px;transition:background-color .2s}.search-box button:hover:not(:disabled){background-color:var(--button-bg);opacity:.9}.search-box button:disabled{background-color:var(--input-border);cursor:not-allowed}.search-results{background-color:var(--card-bg);border:1px solid var(--input-border);border-radius:4px;max-height:300px;overflow-y:auto}.result-item{padding:10px;border-bottom:1px solid var(--input-border);cursor:pointer;transition:background-color .2s;color:var(--text-color)}.result-item:last-child{border-bottom:none}.result-item:hover{background-color:var(--button-bg);color:var(--button-text)}.location-name{font-weight:700;margin-bottom:4px}.location-details{font-size:14px;opacity:.8}@media (max-width: 600px){.search-box{flex-direction:column}.search-box button{width:100%}}.weather-card{background:var(--card-bg);color:#fff;border-radius:12px;padding:20px;box-shadow:0 4px 6px #0000001a;position:relative;overflow:hidden}.loading-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:10}.loading-overlay .spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.3);border-top:4px solid white;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.location{margin-bottom:20px;position:relative;z-index:1}.location h2{margin:0;font-size:24px}.coordinates{margin:5px 0 0;font-size:14px;opacity:.8}.weather-info{display:flex;flex-direction:column;align-items:center;position:relative;z-index:1;margin-bottom:30px}.temperature{display:flex;align-items:baseline;margin-bottom:10px}.temperature .value{font-size:48px;font-weight:700}.temperature .unit{font-size:24px;margin-left:5px}.condition{font-size:18px;text-align:center;line-height:1.5}.forecast{margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.2)}.forecast h3{margin:0 0 15px;font-size:18px;text-align:center}.forecast-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:15px}.forecast-item{background:#ffffff1a;padding:15px;border-radius:8px;text-align:center;transition:transform .2s ease}.forecast-item:hover{transform:translateY(-2px)}.forecast-date{font-size:16px;margin-bottom:8px;font-weight:500}.forecast-weather{font-size:14px;margin-bottom:8px;opacity:.9}.forecast-temp{display:flex;justify-content:center;gap:10px;margin-bottom:8px}.max-temp{font-weight:700}.min-temp{opacity:.8}.forecast-precipitation{font-size:14px;opacity:.8}@media (max-width: 600px){.weather-card{padding:15px}.location h2{font-size:20px}.temperature .value{font-size:40px}.temperature .unit{font-size:20px}.condition{font-size:16px}.forecast-list{grid-template-columns:repeat(2,1fr)}.forecast-item{padding:12px}}.error-message{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;background-color:#fff5f5;border-radius:8px;border:1px solid #ffebee;max-width:500px;margin:0 auto}.error-icon{font-size:24px;margin-bottom:10px}.error-message p{color:#d32f2f;margin:0 0 15px;text-align:center}.error-tip{background-color:#fff;padding:15px;border-radius:4px;margin-bottom:15px;width:100%}.error-tip p{color:#666;font-weight:700;margin-bottom:8px}.error-tip ul{margin:0;padding-left:20px;color:#666}.error-tip li{margin-bottom:5px;font-size:14px}.retry-button{padding:8px 16px;background-color:#1976d2;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:background-color .2s}.retry-button:hover{background-color:#1565c0}.theme-toggle{position:fixed;top:20px;right:20px;width:40px;height:40px;border-radius:50%;border:none;background-color:var(--button-bg);color:var(--button-text);font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #0003;transition:all .3s ease;z-index:1000}.theme-toggle:hover{transform:scale(1.1);box-shadow:0 4px 8px #0000004d}:root{--bg-color: #ffffff;--text-color: #333333;--card-bg: linear-gradient(135deg, #6b73ff 0%, #000dff 100%);--button-bg: #1976d2;--button-text: #ffffff;--input-bg: #ffffff;--input-border: #ddd;--error-bg: #fff5f5;--error-border: #ffebee;--error-text: #d32f2f}.app-theme-dark{--bg-color: #1a1a1a;--text-color: #ffffff;--card-bg: linear-gradient(135deg, #2c3e50 0%, #1a1a1a 100%);--button-bg: #1565c0;--button-text: #ffffff;--input-bg: #2c2c2c;--input-border: #444;--error-bg: #2c1a1a;--error-border: #3a2525;--error-text: #ff6b6b}body{background-color:var(--bg-color);color:var(--text-color);transition:background-color .3s ease,color .3s ease}.app{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}h1{text-align:center;color:var(--text-color);margin-bottom:30px}.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;position:relative}.app-header h1{margin:0;flex:1;text-align:center}@media (max-width: 600px){.app{padding:10px}}