*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{--font-cn:'Noto Sans SC',sans-serif;--font-num:'Inter',sans-serif;--radius:24px;--t:.35s cubic-bezier(.4,0,.2,1)}
html{scroll-behavior:smooth}
body{font-family:var(--font-cn);color:#fff;min-height:100vh;overflow-x:hidden;position:relative}
.bg-gradient{position:fixed;inset:0;z-index:-1;background:linear-gradient(135deg,#0a0e1a,#0f1729 40%,#131c30 70%,#0a0e1a)}
.bg-gradient::before{content:'';position:absolute;top:-20%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(74,144,226,.08),transparent 70%);border-radius:50%;animation:floatGlow 20s ease-in-out infinite}
.bg-gradient::after{content:'';position:absolute;bottom:-20%;left:-10%;width:700px;height:700px;background:radial-gradient(circle,rgba(148,100,220,.06),transparent 70%);border-radius:50%;animation:floatGlow 25s ease-in-out infinite reverse}
@keyframes floatGlow{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-30px) scale(1.1)}}
.container{max-width:1200px;margin:0 auto;padding:80px 24px 64px}
.header{text-align:center;margin-bottom:48px;animation:fadeInDown .6s ease}
.title{font-size:2.5rem;font-weight:700;letter-spacing:.05em;background:linear-gradient(135deg,#e8edf5,#94a3b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:8px}
.subtitle{font-family:var(--font-num);font-size:1rem;color:rgba(255,255,255,.4);font-weight:300}
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:48px}
.card{border-radius:var(--radius);padding:32px 28px 28px;position:relative;overflow:hidden;min-height:520px;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.12);box-shadow:0 20px 50px rgba(0,0,0,.4);transition:transform var(--t),box-shadow var(--t);opacity:0;animation:cardEnter .6s ease forwards}
.card:nth-child(1){animation-delay:.1s}.card:nth-child(2){animation-delay:.2s}.card:nth-child(3){animation-delay:.3s}
@keyframes cardEnter{from{opacity:0;transform:translateY(30px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}
.card:hover{transform:translateY(-6px);box-shadow:0 30px 60px rgba(0,0,0,.5)}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:50%;background:linear-gradient(180deg,rgba(255,255,255,.08),transparent);pointer-events:none}
.card-w-clear{background:linear-gradient(160deg,#f97316,#ea580c 30%,#b91c1c 60%,#7f1d1d)}
.card-w-mainly-clear{background:linear-gradient(160deg,#fb923c,#f97316 30%,#c2410c 60%,#7c2d12)}
.card-w-partly-cloudy{background:linear-gradient(160deg,#6b8cae,#5b7395 40%,#3d5670 70%,#2a3f54)}
.card-w-overcast{background:linear-gradient(160deg,#5b6677,#4a5566 40%,#383d4a 70%,#2a2e38)}
.card-w-fog{background:linear-gradient(160deg,#7a8a9a,#6b7a8a 40%,#556673 70%,#3d4b58)}
.card-w-rain{background:linear-gradient(160deg,#4a7ba8,#3d6a90 30%,#2d4f70 60%,#1e3a52)}
.card-w-snow{background:linear-gradient(160deg,#8ab4d8,#6b95c0 40%,#4a7599 70%,#325577)}
.card-w-thunderstorm{background:linear-gradient(160deg,#4a4270,#3d3660 30%,#2a2550 60%,#1a1638)}
.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px;position:relative;z-index:1}
.city-name{font-size:1.5rem;font-weight:500;letter-spacing:.02em}
.city-region{font-size:.8rem;font-weight:300;opacity:.6;margin-top:4px}
.update-time{font-family:var(--font-num);font-size:.72rem;opacity:.5;text-align:right;line-height:1.4}
.weather-main{text-align:center;margin:8px 0 20px;position:relative;z-index:1}
.weather-icon{width:72px;height:72px;margin:0 auto 12px;filter:drop-shadow(0 4px 12px rgba(0,0,0,.25))}
.weather-icon svg{width:100%;height:100%}
.temperature{font-family:var(--font-num);font-size:4.5rem;font-weight:200;line-height:1;letter-spacing:-.03em;margin-bottom:4px}
.temperature .deg{font-size:2rem;font-weight:300;vertical-align:super;margin-left:2px}
.weather-condition{font-size:1.1rem;font-weight:400;opacity:.85;margin-bottom:6px}
.feels-like{font-family:var(--font-num);font-size:.85rem;opacity:.55;font-weight:300}
.temp-range{display:flex;justify-content:center;gap:24px;margin-bottom:24px;position:relative;z-index:1}
.temp-range span{font-family:var(--font-num);font-size:.9rem;font-weight:400;opacity:.7}
.temp-range .high{color:rgba(255,220,180,.9)}.temp-range .low{color:rgba(180,210,255,.9)}
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px;position:relative;z-index:1}
.metric{background:rgba(255,255,255,.08);border-radius:14px;padding:12px 14px;display:flex;align-items:center;gap:10px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.metric-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center;opacity:.7;flex-shrink:0}
.metric-icon svg{width:22px;height:22px}
.metric-text{display:flex;flex-direction:column;gap:1px}
.metric-label{font-size:.68rem;opacity:.5;font-weight:300}
.metric-value{font-family:var(--font-num);font-size:.92rem;font-weight:500}
.hourly-section{margin-top:auto;position:relative;z-index:1}
.hourly-label{font-size:.72rem;opacity:.5;font-weight:300;margin-bottom:10px;display:flex;align-items:center;gap:6px}
.hourly-scroll{display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.15) transparent;padding:0 4px 4px}
.hourly-scroll::-webkit-scrollbar{height:4px}
.hourly-scroll::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:2px}
.hour-item{flex-shrink:0;width:48px;text-align:center;padding:10px 4px;border-radius:12px;transition:background var(--t)}
.hour-item:hover{background:rgba(255,255,255,.08)}
.hour-item.is-now{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15)}
.hour-time{font-family:var(--font-num);font-size:.68rem;opacity:.55;margin-bottom:8px;font-weight:400}
.hour-icon{width:28px;height:28px;margin:0 auto 8px}
.hour-icon svg{width:100%;height:100%}
.hour-temp{font-family:var(--font-num);font-size:.78rem;font-weight:500;margin-bottom:4px}
.hour-rain{font-family:var(--font-num);font-size:.6rem;opacity:.4;height:10px}
.sun-bar{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);position:relative;z-index:1}
.sun-item{display:flex;align-items:center;gap:6px;font-family:var(--font-num);font-size:.75rem;opacity:.6}
.sun-item svg{width:18px;height:18px;opacity:.7}
.card-skeleton{border-radius:var(--radius);min-height:520px;background:linear-gradient(160deg,#1a2235,#151c2e);border:1px solid rgba(255,255,255,.06);position:relative;overflow:hidden}
.card-skeleton::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.04),transparent);animation:shimmer 1.5s infinite}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.card-error{border-radius:var(--radius);min-height:520px;background:linear-gradient(160deg,#2a1520,#1a1015);border:1px solid rgba(255,80,80,.15);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:32px;text-align:center}
.card-error .error-icon{width:48px;height:48px;opacity:.4}
.card-error .error-text{font-size:.9rem;opacity:.6}
.card-error .error-city{font-size:1.2rem;font-weight:500;opacity:.8}
.footer{text-align:center;color:rgba(255,255,255,.3);font-size:.8rem;font-weight:300;animation:fadeIn .8s ease .5s both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:900px){.cards-grid{grid-template-columns:1fr;max-width:420px;margin-left:auto;margin-right:auto}.container{padding:32px 20px 48px}.title{font-size:2rem}}
@media(max-width:480px){.container{padding:24px 16px 36px}.title{font-size:1.75rem}.card{padding:24px 20px 20px}.temperature{font-size:3.8rem}.weather-icon{width:60px;height:60px}}

        .nav-top{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:14px 24px;z-index:100}
        .back-link{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:50px;background:rgba(255,255,255,0.08);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.15);color:#d6e2ff;text-decoration:none;font-size:0.85rem;font-weight:400;letter-spacing:0.5px;transition:background 0.2s ease,transform 0.2s ease}
        .back-link:hover{background:rgba(255,255,255,0.15);transform:translateX(-2px)}
        .model-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:50px;background:rgba(5,150,105,0.25);backdrop-filter:blur(12px);border:1px solid rgba(5,150,105,0.4);color:#6ee7b7;font-size:0.8rem;font-weight:500;letter-spacing:0.5px}
        .site-footer{text-align:center;margin-top:2.5rem;padding-bottom:1rem;color:rgba(255,255,255,0.3);font-size:0.75rem}
        .site-footer a{color:rgba(214,226,255,0.5);text-decoration:none}
        .site-footer a:hover{color:rgba(214,226,255,0.8)}