/* ===== UI RadioGroup Component Styles ===== */

/* Base RadioGroup */
.ui-radiogroup {
    position: relative;
    display: block;
    width: fit-content;
}

.ui-radiogroup-label {
    display: block;
    font-weight: 500;
    color: var(--foreground);
    margin-bottom: 8px;
    line-height: 1.5;
}

.ui-radiogroup-label.required::after {
    content: ' *';
    color: var(--danger);
}

.ui-radiogroup-help {
    font-size: 14px;
    color: var(--icon);
    margin-top: 6px;
    line-height: 1.4;
}

/* Options Container */
.ui-radiogroup-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ui-radiogroup.radiogroup-horizontal .ui-radiogroup-options,
.ui-radiogroup.radiogroup-inline .ui-radiogroup-options {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
}

/* Grid Layout */
.ui-radiogroup-options.radiogroup-grid-layout {
    display: grid;
    gap: 8px;
}

.ui-radiogroup-options.cols-2 { grid-template-columns: repeat(2, 1fr); }
.ui-radiogroup-options.cols-3 { grid-template-columns: repeat(3, 1fr); }
.ui-radiogroup-options.cols-4 { grid-template-columns: repeat(4, 1fr); }
.ui-radiogroup-options.cols-5 { grid-template-columns: repeat(5, 1fr); }
.ui-radiogroup-options.cols-6 { grid-template-columns: repeat(6, 1fr); }


/* ===== DEFAULT VARIANT ===== */

.ui-radiogroup-default .ui-radio-wrapper {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.ui-radiogroup-default .form-check {
    padding-left: 0;
}

.ui-radiogroup-default .form-check-input[type="radio"] {
    box-sizing: border-box !important;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-radius: 50%;
    background-color: var(--layout);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    margin-top: 2px;
    margin-right: 12px;
}

.ui-radiogroup-default .form-check-input[type="radio"]:hover {
    background-color: var(--gray-50);
}

.ui-radiogroup-default .form-check-input[type="radio"]:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

.ui-radiogroup-default .form-check-input[type="radio"]:focus {
    border: 2px solid var(--primary);
    outline: 2px solid var(--primary-focus);
    box-shadow: none;
}

.ui-radiogroup-default .form-check-input[type="radio"]:disabled {
    background-color: var(--disabled);
    border-color: var(--border);
    cursor: not-allowed;
}

.ui-radiogroup-default .form-check-input[type="radio"]:disabled + .form-check-label {
    cursor: not-allowed;
    opacity: 0.6;
}

.ui-radiogroup-default .form-check-label {
    font-weight: 500;
    color: var(--foreground);
    cursor: pointer;
    user-select: none;
    line-height: 1.5;
}

.ui-radiogroup-default .form-text {
    font-size: 14px;
    color: var(--icon);
    margin-top: 2px;
    margin-left: 32px;
    line-height: 1.4;
}


/* ===== BUTTON VARIANT ===== */

.ui-radiogroup-button .ui-radiogroup-options {
    gap: 0;
}

.ui-radio-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border: 2px solid var(--border);
    background-color: var(--layout);
    color: var(--foreground);
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    transition: all 0.2s ease;
    line-height: 1.5;
}

.ui-radio-button:first-child {
    border-radius: 8px 0 0 8px;
}

.ui-radio-button:last-child {
    border-radius: 0 8px 8px 0;
}

.ui-radio-button:only-child {
    border-radius: 8px;
}

.ui-radio-button + .ui-radio-button {
    border-left: none;
}

.ui-radio-button-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.ui-radio-button:hover {
    background-color: var(--gray-50);
}

.ui-radio-button.active,
.ui-radio-button:has(.ui-radio-button-input:checked) {
    border-color: var(--primary);
    background-color: var(--primary);
    color: #fff;
}

.ui-radio-button.active + .ui-radio-button {
    border-left-color: var(--primary);
}

.ui-radio-button.disabled {
    background-color: var(--disabled);
    border-color: var(--border);
    color: var(--icon-disabled);
    cursor: not-allowed;
}

/* Button Color Variants */
.ui-radio-button.btn-primary.active { background-color: var(--primary); border-color: var(--primary); }
.ui-radio-button.btn-success.active { background-color: var(--success); border-color: var(--success); }
.ui-radio-button.btn-danger.active { background-color: var(--danger); border-color: var(--danger); }
.ui-radio-button.btn-warning.active { background-color: var(--warning); border-color: var(--warning); color: var(--foreground); }


/* ===== CARD VARIANT ===== */

.ui-radiogroup-card .ui-radiogroup-options {
    gap: 12px;
}

.ui-radio-card {
    display: block;
    border: 2px solid var(--border);
    border-radius: 12px;
    background-color: var(--layout);
    padding: 16px;
    cursor: pointer;
    user-select: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ui-radio-card-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.ui-radio-card:hover {
    border-color: var(--primary);
    background-color: var(--gray-50);
}

.ui-radio-card.selected,
.ui-radio-card:has(.ui-radio-card-input:checked) {
    border-color: var(--primary);
    background-color: var(--primary-light, rgba(var(--primary-rgb, 59, 130, 246), 0.05));
}

.ui-radio-card.disabled {
    background-color: var(--disabled);
    border-color: var(--border);
    cursor: not-allowed;
    opacity: 0.6;
}

.ui-radio-card-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ui-radio-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background-color: var(--gray-50);
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.ui-radio-card.selected .ui-radio-card-icon,
.ui-radio-card:has(.ui-radio-card-input:checked) .ui-radio-card-icon {
    background-color: var(--primary);
    color: #fff;
}

.ui-radio-card-text {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.ui-radio-card-label {
    font-weight: 500;
    color: var(--foreground);
    line-height: 1.5;
}

.ui-radio-card-description {
    font-size: 14px;
    color: var(--icon);
    line-height: 1.4;
    margin-top: 2px;
}

.ui-radio-card-check {
    flex-shrink: 0;
}

.ui-radio-card-indicator {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-radius: 50%;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ui-radio-card-indicator::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--primary);
    transition: transform 0.2s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.ui-radio-card.selected .ui-radio-card-indicator,
.ui-radio-card:has(.ui-radio-card-input:checked) .ui-radio-card-indicator {
    border-color: var(--primary);
}

.ui-radio-card.selected .ui-radio-card-indicator::after,
.ui-radio-card:has(.ui-radio-card-input:checked) .ui-radio-card-indicator::after {
    transform: translate(-50%, -50%) scale(1);
}


/* ===== BORDERED VARIANT ===== */

.ui-radiogroup-bordered .ui-radiogroup-options {
    gap: 8px;
}

.ui-radio-bordered {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    background-color: var(--layout);
    cursor: pointer;
    user-select: none;
    transition: all 0.2s ease;
}

.ui-radio-bordered:hover {
    border-color: var(--primary);
    background-color: var(--gray-50);
}

.ui-radio-bordered.selected,
.ui-radio-bordered:has(.form-check-input:checked) {
    border-color: var(--primary);
    background-color: var(--primary-light, rgba(var(--primary-rgb, 59, 130, 246), 0.05));
}

.ui-radio-bordered.disabled {
    background-color: var(--disabled);
    border-color: var(--border);
    cursor: not-allowed;
    opacity: 0.6;
}

.ui-radio-bordered .form-check-input[type="radio"] {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    cursor: pointer;
    flex-shrink: 0;
    margin: 0;
}

.ui-radio-bordered .form-check-input[type="radio"]:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

.ui-radio-bordered .form-check-input[type="radio"]:focus {
    box-shadow: none;
    outline: 2px solid var(--primary-focus);
}

.ui-radio-bordered-label {
    font-weight: 500;
    color: var(--foreground);
    flex: 1;
}

.ui-radio-bordered-help {
    font-size: 13px;
    color: var(--icon);
    margin-left: auto;
}


/* ===== SIZE VARIATIONS ===== */

/* Small */
.ui-radiogroup.input-sm .ui-radio-button { padding: 4px 12px; font-size: 0.875rem; }
.ui-radiogroup.input-sm .ui-radio-card { padding: 12px; }
.ui-radiogroup.input-sm .ui-radio-card-icon { width: 32px; height: 32px; font-size: 14px; }
.ui-radiogroup.input-sm .ui-radio-card-label { font-size: 0.875rem; }
.ui-radiogroup.input-sm .ui-radio-card-description { font-size: 12px; }
.ui-radiogroup.input-sm .ui-radio-card-indicator { width: 16px; height: 16px; }
.ui-radiogroup.input-sm .ui-radio-card-indicator::after { width: 8px; height: 8px; }
.ui-radiogroup.input-sm .ui-radio-bordered { padding: 8px 12px; }
.ui-radiogroup.input-sm .form-check-input[type="radio"] { width: 16px; height: 16px; }
.ui-radiogroup.input-sm .form-check-label { font-size: 0.875rem; }
.ui-radiogroup.input-sm .ui-radiogroup-label { font-size: 0.875rem; }

/* Large */
.ui-radiogroup.input-lg .ui-radio-button { padding: 12px 24px; font-size: 1.125rem; }
.ui-radiogroup.input-lg .ui-radio-card { padding: 20px; }
.ui-radiogroup.input-lg .ui-radio-card-icon { width: 48px; height: 48px; font-size: 22px; }
.ui-radiogroup.input-lg .ui-radio-card-label { font-size: 1.125rem; }
.ui-radiogroup.input-lg .ui-radio-card-description { font-size: 15px; }
.ui-radiogroup.input-lg .ui-radio-card-indicator { width: 24px; height: 24px; }
.ui-radiogroup.input-lg .ui-radio-card-indicator::after { width: 12px; height: 12px; }
.ui-radiogroup.input-lg .ui-radio-bordered { padding: 16px 20px; }
.ui-radiogroup.input-lg .form-check-input[type="radio"] { width: 22px; height: 22px; }
.ui-radiogroup.input-lg .form-check-label { font-size: 1.125rem; }
.ui-radiogroup.input-lg .ui-radiogroup-label { font-size: 1.125rem; }


/* ===== DISABLED STATE ===== */

.ui-radiogroup.disabled {
    opacity: 0.6;
    pointer-events: none;
}

.ui-radiogroup.readonly {
    pointer-events: none;
}


/* ===== ANIMATIONS ===== */

.ui-radio-card-indicator::after {
    transition: transform 0.2s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.ui-radio-button.active {
    animation: radioBtnPress 0.3s ease;
}

@keyframes radioBtnPress {
    0% { transform: scale(1); }
    50% { transform: scale(0.97); }
    100% { transform: scale(1); }
}


/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
    .ui-radiogroup.radiogroup-horizontal .ui-radiogroup-options {
        flex-direction: column;
        gap: 8px;
    }

    .ui-radiogroup-options.radiogroup-grid-layout {
        grid-template-columns: 1fr !important;
    }

    .ui-radio-card-content {
        gap: 10px;
    }

    .ui-radio-bordered-help {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ui-radio-button,
    .ui-radio-card,
    .ui-radio-bordered,
    .ui-radio-card-indicator,
    .ui-radio-card-indicator::after,
    .form-check-input[type="radio"] {
        transition: none;
    }

    .ui-radio-button.active {
        animation: none;
    }
}