* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, sans-serif;
    background:
        radial-gradient(
            circle at top left,
            rgba(88, 180, 255, 0.25),
            transparent 35%
        ),
        linear-gradient(135deg, #101820, #1c3244);
    color: #f5f7fa;
}

.dashboard {
    width: min(900px, 94vw);
    margin: 0 auto;
    padding: 18px 0;
}

.hero {
    padding: 16px 20px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
}

.eyebrow {
    margin: 0;
    color: #9fe7ff;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-weight: 700;
}

h1 {
    margin: 8px 0;
    font-size: clamp(2.2rem, 5vw, 4rem);
}

.tagline {
    max-width: 720px;
    color: #dbe8ef;
    font-size: 0.95rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 14px;
}

.card {
    min-height: 118px;
    padding: 14px 18px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 16px 35px rgba(0, 0, 0, 0.22);
}

.card.large {
    grid-column: span 2;
}

.label {
    margin: 0;
    color: #9fe7ff;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

h2 {
    margin: 6px 0 4px;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.card p:last-child {
    color: #dbe8ef;
    font-size: 0.9rem;
}

footer {
    margin-top: 8px;
    color: #c7d5dd;
    text-align: center;
    font-size: 0.8rem;
}

@media (max-width: 800px) {
    .grid {
        grid-template-columns: 1fr;
    }

    .card.large,
    .conditions,
    .system-card {
        grid-column: span 1;
    }
}

.conditions {
    grid-column: span 4;
    text-align: center;
    min-height: 215px;
}

.big-temp {
    font-size: clamp(3rem, 7vw, 5rem);
    margin: 0;
}

.condition-text {
    font-size: 1.5rem;
    color: #dbe8ef;
}

.system-card {
    grid-column: span 2;
}

.weather-icon {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin-top: 2px;
}

.trend-up {
    color: #9fe7ff;
    font-weight: 700;
}