:root{--primary-color: #1e88e5;--secondary-color: #ffa726;--accent-color: #66bb6a;--bg-primary: #f5f5f5;--bg-secondary: #ffffff;--text-primary: #212121;--text-secondary: #757575;--border-color: #e0e0e0;--shadow: 0 2px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .15)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6}.app-container{display:flex;flex-direction:column;min-height:100vh}.app-header{background:linear-gradient(135deg,var(--primary-color) 0%,#1565c0 100%);color:#fff;padding:2rem 1rem;text-align:center;box-shadow:var(--shadow)}.app-header h1{font-size:2.5rem;margin-bottom:.5rem;font-weight:700}.app-header p{font-size:1rem;opacity:.9}.main-content{flex:1;padding:2rem 1rem;max-width:1200px;width:100%;margin:0 auto}.search-section{display:flex;gap:.5rem;margin-bottom:2rem;flex-wrap:wrap}.search-input{flex:1;min-width:200px;padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:border-color .3s ease}.search-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #1e88e51a}.search-btn,.location-btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.search-btn{background-color:var(--primary-color);color:#fff}.search-btn:hover{background-color:#1565c0;box-shadow:var(--shadow)}.location-btn{background-color:var(--accent-color);color:#fff}.location-btn:hover{background-color:#4caf50;box-shadow:var(--shadow)}.loading,.error-message{text-align:center;padding:2rem;background-color:var(--bg-secondary);border-radius:8px;box-shadow:var(--shadow)}.loading{color:var(--primary-color);font-size:1.1rem}.error-message{background-color:#ffebee;color:#c62828;border-left:4px solid #c62828}.weather-container{animation:fadeIn .5s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.current-weather{background-color:var(--bg-secondary);border-radius:12px;padding:2rem;box-shadow:var(--shadow-lg);margin-bottom:2rem}.weather-header{margin-bottom:2rem;border-bottom:2px solid var(--border-color);padding-bottom:1rem}.weather-header h2{font-size:1.8rem;color:var(--text-primary);margin-bottom:.5rem}.update-time{color:var(--text-secondary);font-size:.9rem}.weather-main{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}.temperature-section{display:flex;align-items:center;gap:1.5rem}.temperature{font-size:4rem;font-weight:700;color:var(--primary-color)}.weather-description{display:flex;flex-direction:column;align-items:center;gap:.5rem}.weather-icon{width:100px;height:100px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.weather-description span{font-size:1.2rem;font-weight:600;color:var(--text-primary)}.weather-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.detail-item{background-color:var(--bg-primary);padding:1rem;border-radius:8px;text-align:center;transition:transform .3s ease,box-shadow .3s ease}.detail-item:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.detail-item .label{display:block;color:var(--text-secondary);font-size:.9rem;margin-bottom:.5rem;font-weight:500}.detail-item .value{display:block;color:var(--primary-color);font-size:1.3rem;font-weight:700}.forecast-section{background-color:var(--bg-secondary);border-radius:12px;padding:2rem;box-shadow:var(--shadow-lg)}.forecast-section h3{font-size:1.5rem;margin-bottom:1.5rem;color:var(--text-primary)}.forecast-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.forecast-card{background:linear-gradient(135deg,var(--bg-primary) 0%,#fafafa 100%);border:1px solid var(--border-color);border-radius:8px;padding:1rem;text-align:center;transition:all .3s ease;cursor:pointer}.forecast-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);background:linear-gradient(135deg,#f0f7ff,#f5f5f5)}.forecast-date{color:var(--text-secondary);font-size:.9rem;margin-bottom:.5rem;font-weight:600}.forecast-icon{width:60px;height:60px;margin:.5rem auto}.forecast-description{color:var(--text-primary);font-weight:600;margin-bottom:.5rem}.forecast-temps{display:flex;justify-content:center;gap:1rem;margin-bottom:.5rem;font-weight:600}.forecast-temps span{color:var(--primary-color)}.forecast-temps .min{color:var(--text-secondary)}.forecast-humidity{font-size:.9rem;color:var(--text-secondary)}.app-footer{background-color:var(--text-primary);color:#fff;text-align:center;padding:1.5rem;font-size:.9rem;margin-top:auto}@media (max-width: 768px){.app-header h1{font-size:1.8rem}.weather-main{grid-template-columns:1fr;gap:1rem}.temperature{font-size:3rem}.weather-icon{width:80px;height:80px}.forecast-grid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}.search-section{flex-direction:column}.search-input,.search-btn,.location-btn{width:100%}}@media (max-width: 480px){.app-header{padding:1.5rem 1rem}.app-header h1{font-size:1.5rem}.main-content{padding:1rem}.current-weather,.forecast-section{padding:1.5rem}.temperature{font-size:2.5rem}.weather-details{grid-template-columns:repeat(2,1fr)}.forecast-grid{grid-template-columns:1fr}}