*{box-sizing:border-box;margin:0;padding:0}:root{--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--container-sm: 500px;--container-md: 600px;--container-lg: 800px;--container-xl: 1000px;--radius-sm: .5rem;--radius-md: 1rem;--radius-lg: 1.5rem;--icon-lg: 80px;--icon-md: 50px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .07);--shadow-md: 0 4px 16px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .16);--transition-fast: .15s ease;--transition-base: .25s ease;--blue-500: #3b82f6;--blue-600: #2563eb;--blue-700: #1d4ed8}body{font-family:system-ui,-apple-system,sans-serif;line-height:1.5;color:#1f2937;min-height:100vh}main{position:relative}.hidden{display:none!important}#sky-bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;overflow:hidden;background:radial-gradient(ellipse at 72% 18%,rgba(255,235,150,.45) 0%,transparent 50%),linear-gradient(180deg,#1a2a4a,#2e86c1 25%,#5dade2 55%,#aed6f1 80%,#d6eaf8)}.sky--clear{background:radial-gradient(ellipse at 72% 18%,rgba(255,235,150,.45) 0%,transparent 50%),linear-gradient(180deg,#1a2a4a,#2e86c1 25%,#5dade2 55%,#aed6f1 80%,#d6eaf8)}.sky--clouds{background:linear-gradient(180deg,#4a6272,#6b8699,#8fa5b3 60%,#b5c9d1)}.sky--drizzle{background:linear-gradient(180deg,#3d5060,#5a7080,#7a9098 70%,#9ab0b8)}.sky--rain{background:linear-gradient(180deg,#2c3e50,#34495e 40%,#5d6d7e,#7f8c8d)}.sky--storm{background:linear-gradient(180deg,#1a1a2e,#2c2c54 35%,#3d3d5c 65%,#4a4e69)}.sky--snow{background:linear-gradient(180deg,#8896a0,#a8b8c2 35%,#ccd8df 65%,#e8ecef)}.cloud{position:absolute;background:#ffffff6b;border-radius:100px;pointer-events:none;animation-name:float-cloud;animation-timing-function:linear;animation-iteration-count:infinite;animation-duration:var(--duration, 55s);animation-delay:var(--delay, 0s)}.cloud:before,.cloud:after{content:"";position:absolute;background:inherit;border-radius:50%}.cloud--1{width:280px;height:65px;top:20%;--duration: 58s;--delay: 0s}.cloud--1:before{width:120px;height:90px;top:-45px;left:35px}.cloud--1:after{width:85px;height:70px;top:-35px;left:168px}.cloud--2{width:190px;height:48px;top:9%;--duration: 42s;--delay: -14s}.cloud--2:before{width:85px;height:65px;top:-32px;left:25px}.cloud--2:after{width:58px;height:52px;top:-26px;left:110px}.cloud--3{width:150px;height:40px;top:4%;--duration: 32s;--delay: -8s}.cloud--3:before{width:62px;height:50px;top:-25px;left:18px}.cloud--3:after{width:48px;height:44px;top:-22px;left:82px}.cloud--4{width:240px;height:56px;top:36%;--duration: 72s;--delay: -32s}.cloud--4:before{width:100px;height:75px;top:-38px;left:28px}.cloud--4:after{width:72px;height:62px;top:-31px;left:147px}@keyframes float-cloud{0%{transform:translate(-450px)}to{transform:translate(calc(100vw + 350px))}}.sky--clouds .cloud,.sky--drizzle .cloud{background:#bec8d29e}.sky--rain .cloud{background:#647382c2}.sky--storm .cloud{background:#323741d6}.sky--snow .cloud{background:#e1e8ee94}.sky--rain:after,.sky--storm:after{content:"";position:absolute;top:-80px;right:-80px;bottom:-80px;left:-80px;background:repeating-linear-gradient(-78deg,transparent 0px,transparent 8px,rgba(174,194,224,.22) 8px,rgba(174,194,224,.22) 9px);animation-name:rainfall;animation-duration:.4s;animation-timing-function:linear;animation-iteration-count:infinite;pointer-events:none}@keyframes rainfall{0%{background-position:0 0}to{background-position:-18px 36px}}.error{color:#dc2626;padding:var(--spacing-md);border-radius:var(--radius-sm);background:#fef2f2;margin:var(--spacing-md)}#error-container{position:relative;margin:var(--spacing-md) auto;max-width:var(--container-md)}.error-content{display:flex;align-items:center;gap:.75rem;padding:var(--spacing-md) 1.25rem;border-radius:var(--radius-sm);font-size:.95rem;line-height:1.4;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.error-error{background:#fef2f2f2;color:#991b1b;border:1px solid #fecaca}.error-warning{background:#fffbebf2;color:#92400e;border:1px solid #fde68a}.error-info{background:#eff6fff2;color:#1e40af;border:1px solid #bfdbfe}.error-icon{font-size:1.25rem;flex-shrink:0}.error-message{flex:1}.error-dismiss{background:none;border:none;font-size:1.5rem;color:inherit;opacity:.6;cursor:pointer;padding:0;line-height:1;flex-shrink:0;transition:opacity var(--transition-fast)}.error-dismiss:hover{opacity:1}.app-header{text-align:center;padding:var(--spacing-2xl) var(--spacing-md) var(--spacing-xl)}.app-header h1{font-size:2rem;font-weight:700;letter-spacing:-.02em;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.4)}.search-section{padding:0 var(--spacing-md);max-width:var(--container-sm);margin:0 auto}.search-form{display:flex;flex-direction:column;gap:var(--spacing-sm)}.search-input{flex:1;padding:.875rem 1.125rem;font-size:1rem;border:1.5px solid rgba(255,255,255,.6);border-radius:var(--radius-sm);outline:none;background:#ffffffeb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:var(--shadow-sm);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.search-input:focus{border-color:var(--blue-500);box-shadow:0 0 0 3px #3b82f633,var(--shadow-sm)}.search-input::placeholder{color:#9ca3af}.search-button{padding:.875rem 1.75rem;font-size:1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,var(--blue-500),var(--blue-600));border:none;border-radius:var(--radius-sm);cursor:pointer;box-shadow:0 2px 8px #3b82f666;letter-spacing:.01em;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.search-button:hover{background:linear-gradient(135deg,var(--blue-600),var(--blue-700));box-shadow:0 4px 14px #3b82f673;transform:translateY(-1px)}.search-button:active{transform:translateY(0);box-shadow:0 1px 4px #3b82f64d}.search-button:disabled{background:#9ca3afd9;box-shadow:none;cursor:not-allowed;transform:none}.weather-section{padding:var(--spacing-xl) var(--spacing-md);padding-bottom:var(--spacing-lg);max-width:var(--container-lg);margin:0 auto}.search-prompt{text-align:center;color:#ffffffeb;font-size:1rem;padding:var(--spacing-lg) 0;font-style:italic;text-shadow:0 2px 6px rgba(0,0,0,.35)}.weather-card{background:#ffffffdb;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);padding:var(--spacing-xl) var(--spacing-lg);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid rgba(255,255,255,.5);text-align:center;max-width:420px;margin:0 auto;transition:box-shadow var(--transition-base)}.weather-card:hover{box-shadow:var(--shadow-lg)}.weather-card__header{margin-bottom:var(--spacing-sm)}.weather-card__city{font-size:1.625rem;font-weight:700;color:#111827;letter-spacing:-.01em}.weather-card__main{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);margin:var(--spacing-lg) 0}.weather-card__icon{width:var(--icon-lg);height:var(--icon-lg);filter:drop-shadow(0 2px 5px rgba(0,0,0,.12))}.weather-card__temp{font-size:3.25rem;font-weight:700;color:var(--blue-600);letter-spacing:-.03em;line-height:1}.weather-card__condition{font-size:1.125rem;color:#6b7280;text-transform:capitalize;margin-bottom:var(--spacing-xl);font-weight:500}.weather-card__details{display:grid;grid-template-columns:1fr;gap:var(--spacing-md);padding-top:var(--spacing-lg);border-top:1px solid rgba(0,0,0,.08)}.weather-card__detail{text-align:center}.weather-card__detail dt{font-size:.75rem;color:#9ca3af;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.25rem;font-weight:500}.weather-card__detail dd{font-size:1.125rem;font-weight:600;color:#1f2937}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl) var(--spacing-md);gap:var(--spacing-md)}.loading-spinner{width:44px;height:44px;border:3px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;filter:drop-shadow(0 2px 6px rgba(0,0,0,.25))}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:.95rem;color:#ffffffeb;font-weight:500;text-shadow:0 1px 6px rgba(0,0,0,.35)}.unit-toggle-container{display:flex;justify-content:center;margin:var(--spacing-lg) 0}.unit-toggle{display:inline-flex;border:1.5px solid rgba(255,255,255,.55);border-radius:var(--radius-sm);overflow:hidden;background:#ffffffdb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:var(--shadow-sm)}.unit-toggle__btn{padding:.5rem 1.25rem;border:none;background:transparent;color:#6b7280;font-size:.875rem;font-weight:600;cursor:pointer;letter-spacing:.02em;transition:background-color var(--transition-fast),color var(--transition-fast)}.unit-toggle__btn:hover{background:#0000000d;color:#374151}.unit-toggle__btn--active{background:var(--blue-500);color:#fff}.unit-toggle__btn--active:hover{background:var(--blue-600)}.forecast-section{max-width:var(--container-lg);margin:0 auto;padding:0 var(--spacing-md);padding-bottom:var(--spacing-2xl)}.forecast{margin-top:var(--spacing-xl)}.forecast__title{text-align:center;font-size:.8rem;font-weight:600;color:#ffffffe0;margin-bottom:var(--spacing-lg);text-transform:uppercase;letter-spacing:.1em;text-shadow:0 1px 5px rgba(0,0,0,.3)}.forecast__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.75rem}.forecast__day{background:#fffc;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.4);border-radius:var(--radius-sm);padding:var(--spacing-md);text-align:center;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-base),transform var(--transition-base)}.forecast__day:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.forecast__day-name{font-weight:600;color:#374151;margin-bottom:var(--spacing-sm);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.forecast__icon{width:var(--icon-md);height:var(--icon-md);margin:0 auto;display:block;filter:drop-shadow(0 1px 3px rgba(0,0,0,.1))}.forecast__temps{margin:var(--spacing-sm) 0}.forecast__high{color:#dc2626;font-weight:700;margin-right:.5rem;font-size:.95rem}.forecast__low{color:var(--blue-500);font-weight:500;font-size:.9rem}.forecast__condition{font-size:.75rem;color:#6b7280;text-transform:capitalize;font-weight:500}@media(max-width:540px){.forecast__grid{grid-template-columns:repeat(2,1fr)}.forecast__icon{width:60px;height:60px}.app-header{padding:var(--spacing-xl) var(--spacing-md) var(--spacing-lg)}.app-header h1{font-size:1.625rem}}@media(min-width:768px){.search-form{flex-direction:row}.weather-card__details{grid-template-columns:repeat(3,1fr)}.forecast__grid{grid-template-columns:repeat(5,1fr)}}@media(min-width:1200px){:root{--spacing-xl: 2.5rem;--spacing-2xl: 4rem}.weather-section,.forecast-section{max-width:var(--container-xl)}.weather-card{max-width:500px;padding:var(--spacing-2xl) var(--spacing-xl)}.weather-card__icon{width:100px;height:100px}.forecast__icon{width:60px;height:60px}.forecast__day{padding:var(--spacing-lg) var(--spacing-md)}.app-header h1{font-size:2.25rem}}