/* Section header */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--sp-6);
}
.section-header h2 {
    font-size: var(--fs-xl);
    font-weight: 700;
    letter-spacing: -0.02em;
}
.section-header .subtitle {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    margin-top: var(--sp-1);
}
.dark-section .section-header .subtitle { color: var(--text-on-dark-secondary); }

/* Grid */
.grid { display: grid; gap: var(--sp-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (min-width: 769px) and (max-width: 1024px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* Stat card */
.stat-card {
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
}
.stat-card .stat-label {
    font-size: var(--fs-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.stat-card .stat-value {
    font-size: var(--fs-2xl);
    font-weight: 700;
    letter-spacing: -0.02em;
}
.stat-card .stat-unit {
    font-size: var(--fs-sm);
    font-weight: 400;
    color: var(--text-secondary);
}
.dark-section .stat-card .stat-label { color: var(--text-on-dark-secondary); }
.dark-section .stat-card .stat-unit { color: var(--text-on-dark-secondary); }

/* Alert banner */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-4);
    border-radius: var(--radius);
    font-size: var(--fs-sm);
    margin-bottom: var(--sp-3);
}
.alert-icon { flex-shrink: 0; margin-top: 2px; }
.alert-content { flex: 1; }
.alert-title { font-weight: 600; margin-bottom: var(--sp-1); }

.alert-alta, .alert-calor_extremo, .alert-chuva_intensa {
    background: rgba(249, 115, 22, 0.12);
    border: 1px solid rgba(249, 115, 22, 0.3);
    color: #c2410c;
}
.alert-critica, .alert-geada {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #b91c1c;
}
.alert-media, .alert-seca, .alert-umidade_alta {
    background: rgba(234, 179, 8, 0.12);
    border: 1px solid rgba(234, 179, 8, 0.3);
    color: #a16207;
}

/* Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--fs-sm);
}
.data-table th {
    text-align: left;
    padding: var(--sp-3) var(--sp-4);
    font-weight: 600;
    font-size: var(--fs-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--dark-card-border);
}
.data-table td {
    padding: var(--sp-3) var(--sp-4);
    border-bottom: 1px solid var(--dark-card-border);
}
.data-table tr { cursor: pointer; transition: background var(--transition); }
.data-table tr:hover { background: var(--dark-hover); }

/* Select dropdown */
.form-select {
    appearance: none;
    padding: var(--sp-2) var(--sp-8) var(--sp-2) var(--sp-3);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    background: var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%2364748b'/%3E%3C/svg%3E") no-repeat right 10px center;
    font-size: var(--fs-sm);
    color: var(--text);
    min-width: 200px;
}
.form-select:focus { outline: 2px solid var(--color-primary); outline-offset: -1px; }

.dark-section .form-select {
    background-color: var(--dark-card);
    border-color: var(--dark-card-border);
    color: var(--text-on-dark);
}

/* Tooltip / Popover */
.tooltip {
    position: relative;
}
.tooltip::after {
    content: attr(data-tip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--sp-1) var(--sp-2);
    background: var(--dark-bg);
    color: var(--text-on-dark);
    font-size: var(--fs-xs);
    border-radius: var(--radius);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}
.tooltip:hover::after { opacity: 1; }