/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1300;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.open {
    opacity: 1;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

/* Modal Content */
.modal-content {
    position: relative;
    background: var(--background-paper);
    border-radius: 12px;
    box-shadow: var(--shadow-8);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.open .modal-content {
    transform: scale(1) translateY(0);
}

/* Modal Header */
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-3);
    border-bottom: 1px solid var(--divider);
}

.modal-title-section {
    flex: 1;
}

.modal-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-1);
}

.pair-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    color: var(--text-secondary);
    font-size: 14px;
}

/* Modal Tabs */
.modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--divider);
}

.tab-button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-1);
    padding: var(--spacing-2);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border-bottom: 2px solid transparent;
}

.tab-button:hover {
    background: var(--action-hover);
    color: var(--text-primary);
}

.tab-button.active {
    color: var(--primary-main);
    border-bottom-color: var(--primary-main);
    background: var(--action-selected);
}

/* Modal Body */
.modal-body {
    padding: var(--spacing-3);
    max-height: 60vh;
    overflow-y: auto;
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-3);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-1);
    font-weight: 600;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: var(--spacing-2);
    border: 2px solid var(--divider);
    border-radius: var(--border-radius);
    background: var(--background-default);
    color: var(--text-primary);
    font-size: var(--font-size);
    transition: border-color 0.2s;
}

.form-input::-webkit-outer-spin-button,
.form-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.form-input[type="number"] {
    appearance: textfield;
    -moz-appearance: textfield;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-main);
}

.form-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Slider Styles */
.slider-container {
    margin: var(--spacing-2) 0;
}

.slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--divider);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-main);
    cursor: pointer;
    box-shadow: var(--shadow-1);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-main);
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-1);
}

/* Percentage Buttons */
.percentage-buttons {
    display: flex;
    gap: var(--spacing-1);
    margin-top: var(--spacing-1);
}

.percentage-btn {
    flex: 1;
    padding: var(--spacing-1);
    border: 1px solid var(--divider);
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 12px;
}

.percentage-btn:hover {
    border-color: var(--primary-main);
    color: var(--primary-main);
}

.percentage-btn.active {
    background: var(--primary-main);
    color: white;
    border-color: var(--primary-main);
}

/* Balance Info */
.balance-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2);
    padding: var(--spacing-2);
    background: var(--action-hover);
    border-radius: var(--border-radius);
}

.balance-label {
    color: var(--text-secondary);
    font-size: 14px;
}

.balance-value {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

/* Checkbox Styles */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    cursor: pointer;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin: var(--spacing-2) 0;
    justify-content: flex-end;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--divider);
    border-radius: var(--border-radius);
    background: var(--background-default);
    position: relative;
    transition: var(--transition-fast);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-main);
    border-color: var(--primary-main);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Action Buttons */
.modal-actions {
    display: flex;
    gap: var(--spacing-2);
    margin-top: var(--spacing-3);
}

.modal-actions .btn {
    flex: 1;
    padding: var(--spacing-2);
    font-size: var(--font-size);
}

/* Responsive */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: var(--spacing-2);
        max-height: calc(100vh - 120px);
        overflow-y: auto;
    }

    .modal-header {
        padding: var(--spacing-2);
    }

    .modal-body {
        padding: var(--spacing-2);
    }

    .tab-button {
        padding: var(--spacing-1);
        font-size: 14px;
    }

    .tab-button span:not(.material-icons) {
        display: none;
    }
}