:root {
    --bg: #0e172a;
    --panel: #111d34;
    --panel-2: #132340;
    --text: #e5e7ef;
    --muted: #8aa0c2;
    --accent: #8be9fd;
    --accent-2: #7de68a;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

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

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    font-family: 'Space Grotesk', system-ui, sans-serif;
    background: radial-gradient(circle at 20% 20%, #1e2a4a, #0b1223 50%), radial-gradient(circle at 80% 0%, #123861, #0b1223 50%);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page {
    width: min(1100px, 95vw);
    padding: 32px 28px 40px;
    background: linear-gradient(135deg, var(--panel), var(--panel-2));
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 22px;
}

h1 {
    margin: 0;
    font-size: 26px;
    letter-spacing: 0.5px;
}

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

.controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin: 16px 0 8px;
    flex-wrap: wrap;
}

.range-switch {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.pill {
    padding: 8px 14px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    cursor: pointer;
    transition: all 140ms ease;
    font-weight: 500;
}

.pill:hover { border-color: rgba(139, 233, 253, 0.4); }

.pill.active {
    background: rgba(139, 233, 253, 0.12);
    border-color: rgba(139, 233, 253, 0.5);
    color: var(--accent);
}

.date-picker {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-size: 14px;
}

.date-picker input[type="date"],
.date-picker input[type="text"] {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 6px 10px;
    color: var(--text);
    color-scheme: dark;
    min-width: 128px;
    text-align: center;
    font-weight: 600;
}

.date-picker input[type="week"],
.date-picker input[type="month"],
.date-picker input[type="number"] {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 6px 10px;
    color: var(--text);
    color-scheme: dark;
    min-width: 150px;
    text-align: center;
    font-weight: 600;
}

.date-picker input::-webkit-calendar-picker-indicator {
    filter: invert(1) brightness(2.8) saturate(1.6);
    opacity: 0.95;
}

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

.card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 14px;
    padding: 16px 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.card.selectable { cursor: pointer; }

.card.selectable.active {
    border-color: rgba(139, 233, 253, 0.9);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
    background: linear-gradient(135deg, rgba(139, 233, 253, 0.12), rgba(139, 233, 253, 0.04));
    transform: translateY(-2px);
}

.pressure-card {
    border-color: rgba(125, 230, 138, 0.25);
    background: linear-gradient(135deg, rgba(125, 230, 138, 0.08), rgba(125, 230, 138, 0.02));
}

.pressure-card .value { color: rgba(125, 230, 138, 0.95); }

.pressure-card.selectable.active {
    border-color: rgba(125, 230, 138, 0.8);
    box-shadow: 0 24px 48px rgba(30, 80, 40, 0.35);
    background: linear-gradient(135deg, rgba(125, 230, 138, 0.16), rgba(125, 230, 138, 0.05));
}

.wind-card {
    border-color: rgba(172, 150, 255, 0.4);
    background: linear-gradient(135deg, rgba(172, 150, 255, 0.14), rgba(172, 150, 255, 0.05));
}

.wind-card .value { color: rgba(193, 205, 255, 0.98); }
.wind-value { gap: 16px !important; }

.wind-card.selectable.active {
    border-color: rgba(193, 172, 255, 0.95);
    box-shadow: 0 24px 48px rgba(95, 70, 180, 0.38);
    background: linear-gradient(135deg, rgba(193, 172, 255, 0.24), rgba(172, 150, 255, 0.08));
}

.card:hover {
    transform: translateY(-2px);
    border-color: rgba(139, 233, 253, 0.4);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

.label {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 12px;
    color: var(--muted);
}

.value {
    font-size: 28px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.accent {
    color: var(--accent);
}

.accent-2 {
    color: var(--accent-2);
}

.arrow-wrap {
    position: relative;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.08);
    display: grid;
    place-items: center;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.arrow {
    width: 30px;
    height: 30px;
    transform: rotate(0deg);
}

.direction-stack {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.dir-label {
    font-size: 28px;
    color: rgba(229, 231, 239, 0.92);
    font-weight: 600;
}
.subtle-angle {
    font-size: 14px;
    color: rgba(229, 231, 239, 0.7);
    font-weight: 500;
}
.hidden { display: none; }
.graph {
    margin-top: 18px;
    padding: 18px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed rgba(255, 255, 255, 0.18);
    color: var(--muted);
    text-align: center;
    min-height: 180px;
    display: grid;
    place-items: stretch;
}

.error {
    margin-top: 14px;
    padding: 12px;
    border-radius: 10px;
    background: rgba(255, 84, 84, 0.12);
    border: 1px solid rgba(255, 84, 84, 0.4);
    color: #ffc7c7;
    font-size: 14px;
}

@media (max-width: 640px) {
    h1 { font-size: 22px; }
    .value { font-size: 24px; }
    body {
        justify-content: flex-start;
        align-items: center;
        padding-top: 0;
    }
    .page {
        width: 98vw;
        padding: 18px 18px 28px;
        margin-top: 0;
    }
    .graph { min-height: 300px; }
}

@media (max-width: 540px) {
    .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}