*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    min-height:100vh;
    padding:40px 16px;

    display:flex;
    justify-content:center;
    align-items:center;

    font-family:'Segoe UI',sans-serif;

    position:relative;
    background-color:#0f1c2f;
    --bg-image: url('');
    background-image: var(--bg-image), linear-gradient(135deg,#1b2b45,#22375c,#2d4c7a,#4d6c9b);
    background-size:cover,400% 400%;
    background-position:center,0% 50%;
    animation: gradientShift 22s ease infinite;
    color:#f6f7fb;
    overflow-y:auto;
    overflow-x:hidden;
}

body::before {
    content:'';
    position:fixed;
    inset:0;
    background: radial-gradient(circle at top left, rgba(255,255,255,0.14), transparent 24%),
                radial-gradient(circle at bottom right, rgba(255,255,255,0.09), transparent 22%);
    pointer-events:none;
    z-index:0;
    mix-blend-mode: screen;
}

@keyframes gradientShift {
    0% { background-position:0% 50%; }
    50% { background-position:100% 50%; }
    100% { background-position:0% 50%; }
}

#background-overlay{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,0.32);
    pointer-events:none;
    z-index:0;
}

.app-container{
    width:100%;
    max-width:550px;
    padding:20px;
    display:flex;
    justify-content:center;
    align-items:center;
    position:relative;
    margin:auto;
    z-index:1;
}

.advice-section,
.forecast-section{
    margin-top:25px;
    padding:18px;
    border-radius:20px;
    background:rgba(255,255,255,0.16);
    border:1px solid rgba(255,255,255,0.2);
}

.advice-section h3,
.forecast-section h3{
    margin-bottom:12px;
    font-size:1.05rem;
}

.forecast-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
    gap:12px;
}

.forecast-card{
    display:flex;
    flex-direction:column;
    gap:8px;
    padding:12px;
    border-radius:16px;
    background:rgba(255,255,255,0.22);
    border:1px solid rgba(255,255,255,0.18);
}

.forecast-date{
    font-weight:700;
}

.forecast-condition,
.forecast-temp,
.forecast-pop{
    font-size:0.95rem;
    line-height:1.4;
}

.forecast-placeholder{
    color:#e9edf6;
}

.message-box{
    margin:0 auto 24px;
    padding:14px 18px;
    border-radius:18px;
    background:rgba(255,255,255,0.14);
    border:1px solid rgba(255,255,255,0.18);
    color:#f5f7ff;
    font-weight:600;
    text-align:center;
}

.message-box.error{
    background:rgba(255,90,90,0.18);
    border-color:rgba(255,90,90,0.28);
    color:#ffe8e8;
}

.glass-card{

    width:100%;
    max-width:460px;

    padding:35px;

    border-radius:32px;

    background:rgba(255,255,255,0.12);

    backdrop-filter:blur(24px);

    border:1px solid rgba(255,255,255,0.24);

    box-shadow:0 24px 80px rgba(0,0,0,0.25);

    color:#f6f7fb;
    overflow:hidden;
    position:relative;
    z-index:1;
    transform:translateY(0);
    transition:transform 0.5s ease, box-shadow 0.3s ease;
}

.glass-card::before {
    content:'';
    position:absolute;
    inset:0;
    background:rgba(255,255,255,0.08);
    pointer-events:none;
}

.glass-card:hover {
    transform:translateY(-6px);
}

.fade-slide-in {
    animation: fadeSlideIn 0.5s ease-out;
}

@keyframes fadeSlideIn {
    from {
        opacity:0;
        transform:translateY(24px);
    }
    to {
        opacity:1;
        transform:translateY(0);
    }
}

h1{
    text-align:center;
    margin-bottom:10px;
}

.subtitle{
    text-align:center;
    margin-bottom:25px;
}

.search-container{
    display:flex;
    gap:10px;
    margin-bottom:25px;
    flex-wrap:wrap;
}

input{
    flex:1;

    min-width:0;
    padding:14px 16px;

    border:none;

    border-radius:14px;

    outline:none;
    font-size:1rem;
}

button{
    flex:0 1 auto;
    min-width:120px;

    padding:14px 18px;

    border:none;

    border-radius:14px;

    cursor:pointer;

    font-weight:700;
    background: rgba(255,255,255,0.16);
    color: #f6f7fb;
    transition: transform 0.2s ease, background 0.2s ease;
}

button:hover{
    transform:scale(1.03);
    background: rgba(255,255,255,0.24);
}

.weather-data{
    display:grid;
    grid-template-columns:1fr;
    gap:12px;
}

.weather-data p{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
    min-width:0;
}

.weather-data p .weather-label{
    flex:1 1 auto;
    min-width:0;
}

.weather-data p .weather-value{
    flex:0 0 auto;
    white-space:nowrap;
    text-align:right;
}

#locationName{
    margin-bottom:20px;
}

@media (min-width: 760px) {
    .weather-data{
        grid-template-columns:repeat(2, minmax(0, 1fr));
    }

    .search-container{
        flex-wrap:nowrap;
    }

    button{
        min-width:140px;
    }
}

@media (max-width: 520px) {
    body{
        padding:0 16px;
    }

    .app-container{
        padding:16px;
    }

    .glass-card{
        padding:26px;
    }

    .search-container{
        flex-direction:column;
    }

    button{
        width:100%;
    }
}