:root {
    --bg-color: #f5f5f5;
    --border-color: #ccc;
    --text-color: #333;
    --primary-color: #007bff;
    --primary-hover: #0056b3;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    padding: 20px;
}

.app-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Шапка сайта */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
}

/* Точка состояния */
.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: white;
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot-green { background: #28a745; }
.dot-orange { background: #fd7e14; }
.dot-red { background: #dc3545; }

/* Основной макет страницы */
.main-content {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

/*растягиваться(поровну), сжиматься, базовый размер 350 пикселей */
.main-content > .converter-section, .main-content > .dashboard-side {
    flex: 1 1 350px;
}

.converter-section {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.dashboard-side {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

/* Формы и поля ввода */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 15px;
}

.input-group label {
    font-weight: bold;
    font-size: 0.85rem;
    color: #666;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

input[type="number"], select, input[type="date"] {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    outline: none;
    font-size: 1rem;
}

input:focus, select:focus {
    border-color: var(--primary-color);
}

.input-addon {
    position: absolute;
    right: 15px;
    font-weight: bold;
    color: var(--primary-color);
}

.currency-selectors {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    margin-bottom: 15px;
}

.select-group {
    flex: 1;
}

.swap-button {
    background: #e9ecef;
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
}

.date-wrapper {
    display: flex;
    gap: 10px;
}

/* Кнопки */
button.primary-button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px;
    width: 100%;
    border-radius: 4px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
}

button.primary-button:hover {
    background: var(--primary-hover);
}

button.secondary-button {
    background: white;
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
}

.text-button {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
}

/* Результат конвертации */
.result-area {
    margin-top: 15px;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
}

.result-box {
    background: #f8f9fa;
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 4px;
    text-align: center;
}

.result-from {
    font-size: 0.9rem;
    color: #666;
}

.result-to {
    font-size: 1.6rem;
    font-weight: bold;
    margin: 5px 0;
}

.rate-details {
    font-size: 0.75rem;
    color: #666;
}

.hidden {
    display: none;
}

/* Валидация */
.validation-message {
    color: #dc3545;
    font-size: 0.8rem;
    display: none;
}

.input-group.invalid input {
    border-color: #dc3545;
}

.input-group.invalid .validation-message {
    display: block;
}

/* Таблицы */
.rates-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.rates-table th, .rates-table td {
    padding: 8px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.text-right { text-align: right; }

/* Список истории */
.history-list {
    list-style: none;
    max-height: 240px;
    overflow-y: auto;
    padding: 2px 5px 12px 2px;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 8px;
    border-radius: 4px;
    background: #f8f9fa;
    cursor: pointer;
}

.history-item-details {
    font-size: 0.85rem;
}

.history-item-time {
    font-size: 0.75rem;
    color: #666;
}

.history-action-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

/* Уведомления (тосты) */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: white;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    padding: 10px 15px;
    border-radius: 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    font-size: 0.85rem;
}

.toast.success { border-left-color: #28a745; }
.toast.error { border-left-color: #dc3545; }
.toast.warning { border-left-color: #fd7e14; }