.info-box {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    margin: 2rem 0;
}

.info-box h3 {
    color: #333;
    margin-bottom: 1rem;
}

.info-box ol {
    padding-left: 1.5rem;
}

.info-box li {
    margin-bottom: 0.5rem;
    color: #666;
}

.info-box code {
    background: #e9ecef;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
}

.preset-btn,
.preset-btn-system {
    padding: 0.5rem 1rem;
    border: 2px solid #ddd;
    background: white;
    color: #333;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.preset-btn:hover,
.preset-btn-system:hover {
    border-color: #4a7c2c;
    background: #f0f7ed;
}

.preset-btn.active,
.preset-btn-system.active {
    background: #4a7c2c;
    color: white;
    border-color: #4a7c2c;
}

#applyDateRange,
#applyDateRangeSystem {
    padding: 0.5rem 1rem;
    background: #4a7c2c;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    height: fit-content;
}

#applyDateRange:hover,
#applyDateRangeSystem:hover {
    background: #3d6724;
}

.error-content button {
    background: #4a7c2c;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 1rem;
}

.error-content button:hover {
    background: #3d6724;
}

.custom-period button {
    padding: 0.5rem 1rem;
    background: #4a7c2c;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.custom-period button:hover {
    background: #3d6724;
}

/* Preferences */
.preferences {
    margin: 1rem 0 1.5rem 0;
}

/* Кнопка с chevron */
.prefs-toggle {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    position: relative;
    padding-right: 2.25rem;
}

.prefs-toggle::after {
    content: '';
    position: absolute;
    right: 0.9rem;
    top: 50%;
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: translateY(-60%) rotate(45deg); /* закрыто: стрелка вправо-вниз */
    transition: transform 0.2s ease;
    opacity: 0.9;
}

.prefs-toggle[aria-expanded="true"]::after {
    transform: translateY(-30%) rotate(-135deg); /* открыто: стрелка вниз-влево */
}

.prefs-toggle:hover {
    background: rgba(255, 255, 255, 0.3);
}

.preferences-panel {
    overflow: hidden;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    padding: 0 1rem;
    border: 1px solid #e0e0e0;
    will-change: max-height, opacity, transform;
}

.preferences-form {
    display: grid;
    gap: 0.75rem;
    padding: 1rem 0.5rem;
}

/* Колоночная раскладка и выравнивание слева */
.prefs-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem 1.5rem;
    justify-items: start;
    align-items: start;
}

/* Элемент чекбокса (нативный) */
.pref-item {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    user-select: none;
    color: #333;
}

.pref-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #4a7c2c;
    vertical-align: middle;
}

/* Метка */
.pref-label {
    font-size: 0.95rem;
    line-height: 1.2;
}

/* Действия формы */
.prefs-actions {
    display: flex;
    justify-content: flex-end;
}

.prefs-save {
    background: #4a7c2c;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    cursor: pointer;
}

.prefs-save:hover {
    background: #3d6724;
}

/* Адаптив */
@media (max-width: 768px) {
    .prefs-group {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .prefs-group {
        grid-template-columns: 1fr;
    }
}