/* Dashboard page styles */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.device-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 13px;
}

.device-selector select {
    min-width: 140px;
    max-width: 220px;
    padding: 7px 28px 7px 10px;
    color: var(--text-main);
    background-color: #202530;
    border: 1px solid #414958;
    border-radius: 6px;
    font: inherit;
    line-height: 1.2;
    cursor: pointer;
}

.device-selector select:hover {
    border-color: var(--accent-blue);
}

.device-selector select:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

.cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background-color: var(--card-dark);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    min-height: 120px;
}

.stat-card h3 {
    margin: 0;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
}

.stat-card .value {
    font-size: 36px;
    font-weight: 600;
    margin: 10px 0;
}

.stat-card .trend {
    font-size: 13px;
}

.stat-card .icon-box {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.card-temp .value { color: var(--accent-red); }
.card-temp .icon-box { background: rgba(252, 66, 74, 0.2); color: var(--accent-red); }
.card-temp .trend { color: var(--accent-red); }

.card-hum .value { color: var(--accent-blue); }
.card-hum .icon-box { background: rgba(0, 144, 231, 0.2); color: var(--accent-blue); }
.card-hum .trend { color: var(--accent-blue); }

.charts-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.chart-container {
    background-color: var(--card-dark);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
}

.chart-title {
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 600;
}

@media (max-width: 1024px) {
    .cards-grid { grid-template-columns: 1fr; }
    .charts-row { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
    .header { align-items: flex-start; flex-direction: column; gap: 12px; }
}