:root {
    --background: #08111f;
    --card: rgba(18, 32, 54, 0.78);
    --border: rgba(255, 255, 255, 0.1);
    --text: #f4f7fb;
    --muted: #91a2b8;
    --accent: #61e6b0;
    --accent-dark: #183f3d;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, sans-serif;
    background:
        radial-gradient(circle at 10% 0%, #17435b 0, transparent 35%),
        radial-gradient(circle at 90% 10%, #273661 0, transparent 30%),
        var(--background);
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: auto;
    padding: 54px 0;
}

.header,
.location,
.section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.eyebrow {
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
}

h1 {
    margin: 8px 0;
    font-size: clamp(42px, 7vw, 76px);
    letter-spacing: -4px;
}

h2 {
    margin: 0;
}

.subtitle,
.muted,
small,
.section-heading span,
#updated-at {
    color: var(--muted);
}

.status {
    padding: 10px 15px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--card);
}

.search-card,
.weather-card,
.metric {
    border: 1px solid var(--border);
    border-radius: 22px;
    background: var(--card);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(18px);
}

.search-card {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 14px;
    margin: 38px 0;
    padding: 18px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

label,
.metric span,
.weather-grid span {
    color: var(--muted);
    font-size: 13px;
}

input {
    width: 100%;
    padding: 13px;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 11px;
    outline: none;
    background: rgba(255, 255, 255, 0.06);
}

button {
    align-self: end;
    padding: 14px 20px;
    color: #06151a;
    border: 0;
    border-radius: 11px;
    font-weight: 800;
    cursor: pointer;
    background: var(--accent);
}

button:disabled {
    opacity: 0.6;
    cursor: wait;
}

.metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 24px 0 42px;
}

.metric {
    min-height: 165px;
    padding: 24px;
}

.metric strong {
    display: block;
    margin: 20px 0 8px;
    font-size: 48px;
}

.metric.current {
    background: linear-gradient(145deg, #1d665a, var(--accent-dark));
}

.weather-card {
    padding: 26px;
}

.weather-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 28px;
}

.weather-grid strong {
    display: block;
    margin-top: 8px;
    font-size: 21px;
}

.error {
    color: #ff8e8e;
    min-height: 24px;
    margin-top: 24px;
}

@media (max-width: 760px) {
    .container {
        padding: 28px 0;
    }

    .header,
    .location {
        align-items: flex-start;
        flex-direction: column;
    }

    .search-card,
    .metrics,
    .weather-grid {
        grid-template-columns: 1fr 1fr;
    }

    .search-card button {
        grid-column: span 2;
    }
}

@media (max-width: 460px) {
    .metrics,
    .weather-grid {
        grid-template-columns: 1fr;
    }

    .search-card {
        grid-template-columns: 1fr;
    }

    .search-card button {
        grid-column: auto;
    }
}