@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

:root{
    --glass: rgba(255,255,255,0.18);
    --border: rgba(255,255,255,0.35);
    --text: #f8fafc;
    --muted: #cbd5e1;
    --accent: #7c3aed;
    --bg: #0f172a;
}

*{
    margin:0;
    padding:0;
    font-family:'Poppins','sans-serif';
    box-sizing: border-box;
}

body{
    min-height:100vh;
    background: radial-gradient(circle at 20% 20%, rgba(124,58,237,0.25), transparent 25%),
                radial-gradient(circle at 80% 0%, rgba(56,189,248,0.25), transparent 23%),
                #0b1021;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:24px;
    color: var(--text);
}

.weather-bg{
   position: fixed;
   top: 0;
   left:0;
   width:100%;
   height: 100%;
   background-size: cover;
   background-position:center;
   transition: background-image 0.6s ease, filter 0.4s ease;
   z-index:-1;
   background-image: url('images/weatherBg.jpg');
   filter: blur(4px) brightness(0.65);
}

.card{
    width: min(720px, 100%);
    background: var(--glass);
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
    border-radius: 24px;
    padding: 32px;
    backdrop-filter: blur(14px);
    position: relative;
    overflow: hidden;
}

.app__header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    margin-bottom: 20px;
}

.eyebrow{
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 12px;
    color: var(--muted);
}

.app__title{
    font-size: 28px;
    font-weight: 700;
}

.helper{
    color: var(--muted);
    font-size: 14px;
    margin: 4px 0 12px;
}

.unit-toggle{
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.08);
    color: var(--text);
    padding: 12px 16px;
    border-radius: 14px;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}

.unit-toggle:hover{
    transform: translateY(-2px);
    background: rgba(255,255,255,0.18);
}

.search{
    width: 100%;
    display:flex;
    align-items: center;
    gap:12px;
}

.search input{
    border:1px solid var(--border);
    outline: 0;
    background: rgba(255,255,255,0.08);
    color: #fff;
    padding: 14px 18px;
    height: 52px;
    border-radius: 16px;
    flex: 1;
    font-size: 16px;
    transition: border 0.2s ease, box-shadow 0.2s ease;
}

.search input:focus{
    border-color: rgba(124,58,237,0.6);
    box-shadow: 0 0 0 3px rgba(124,58,237,0.2);
}

.search button{
    border:1px solid var(--border);
    outline: 0;
    background: linear-gradient(135deg,#7c3aed,#6366f1);
    border-radius: 14px;
    width: 52px;
    height:52px;
    cursor:pointer;
    display:grid;
    place-items:center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.search button:hover{
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(124,58,237,0.35);
}

.search button img{
    width:18px;
}

.status{
    min-height: 32px;
    margin: 12px 0 4px;
}

.loading{
    display:none;
    color: var(--muted);
    font-size: 14px;
}

.error{
    display:none;
    color: #fecdd3;
    font-size: 14px;
}

.weather{
    display:block;
    transition: opacity 0.25s ease;
}

.weather--hidden{
    opacity: 0.35;
}

.current{
    display:flex;
    align-items:center;
    gap:20px;
    margin: 14px 0 24px;
}

.weather-icon{
    width:120px;
    height:120px;
    object-fit: contain;
}

.temp{
    font-size:64px;
    font-weight:700;
    line-height:1;
}

.city{
    font-size:26px;
    font-weight:600;
}

.condition{
    text-transform: capitalize;
    color: var(--muted);
}

.details{
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap:14px;
}

.detail{
    display:flex;
    align-items:center;
    gap:12px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    padding:14px;
    border-radius:16px;
    transition: transform 0.2s ease, background 0.2s ease;
}

.detail:hover{
    transform: translateY(-3px);
    background: rgba(255,255,255,0.12);
}

.detail img{
    width:38px;
}

.label{
    font-size:14px;
    color: var(--muted);
}

.value{
    font-size:20px;
    font-weight:600;
}

.sr-only{
    position:absolute;
    width:1px;
    height:1px;
    padding:0;
    margin:-1px;
    overflow:hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border:0;
}

/* Dynamic backgrounds */
.app.clear, .weather-bg.clear{
    background-image: linear-gradient(135deg, rgba(250,204,21,0.35), rgba(59,130,246,0.15));
}

.app.cloudy, .weather-bg.cloudy{
    background-image: linear-gradient(135deg, rgba(148,163,184,0.45), rgba(59,130,246,0.15));
}

.app.rainy, .weather-bg.rainy{
    background-image: linear-gradient(135deg, rgba(59,130,246,0.35), rgba(99,102,241,0.25));
}

.app.misty, .weather-bg.misty{
    background-image: linear-gradient(135deg, rgba(148,163,184,0.3), rgba(148,163,184,0.18));
}

.app.snowy, .weather-bg.snowy{
    background-image: linear-gradient(135deg, rgba(226,232,240,0.5), rgba(148,163,184,0.35));
}

.app.stormy, .weather-bg.stormy{
    background-image: linear-gradient(135deg, rgba(79,70,229,0.4), rgba(15,23,42,0.65));
}

.app.default, .weather-bg.default{
    background-image: url('images/weatherBg.jpg');
}

@media (max-width: 640px){
    body{
        padding:14px;
    }
    .card{
        padding: 24px;
    }
    .current{
        align-items:flex-start;
    }
    .temp{
        font-size:52px;
    }
    .city{
        font-size:22px;
    }
}