/* W1 eSIM Frontend Styles - 미니멀 트렌디 디자인 */

:root {
    --w1-primary: #2A2A2A;
    --w1-primary-light: #3A3A3A;
    --w1-primary-dark: #1A1A1A;
    --w1-text: #2A2A2A;
    --w1-text-light: #666;
    --w1-border: #E0E0E0;
    --w1-bg: #FFFFFF;
    --w1-bg-light: #F8F8F8;
    --w1-success: #10B981;
    --w1-error: #EF4444;
    --w1-shadow: 0 2px 8px rgba(42, 42, 42, 0.08);
    --w1-shadow-lg: 0 4px 16px rgba(42, 42, 42, 0.12);
    --w1-radius: 12px;
    --w1-radius-sm: 8px;
}

.w1-esim-activate {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.w1-esim-activate-container {
    text-align: center;
}

.w1-esim-header-front h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--w1-primary);
    margin: 0 0 12px 0;
    letter-spacing: -0.5px;
}

.w1-esim-header-front p {
    font-size: 15px;
    color: var(--w1-text-light);
    margin: 0 0 32px 0;
    line-height: 1.6;
}

/* 입력 폼 */
.w1-esim-form-container {
    margin-top: 32px;
}

.w1-esim-step {
    margin-bottom: 24px;
}

.w1-voucher-info {
    background: var(--w1-bg-light);
    padding: 20px;
    border-radius: var(--w1-radius-sm);
    margin-bottom: 24px;
    display: flex;
    gap: 24px;
    justify-content: center;
}

.w1-info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.w1-info-label {
    font-size: 12px;
    color: var(--w1-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.w1-info-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--w1-primary);
}

.w1-input-group {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.w1-form-group {
    margin-bottom: 20px;
}

.w1-form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--w1-text);
}

/* 지역 리스트 */
.w1-region-list {
    margin-top: 12px;
}

.w1-region-continent {
    margin-bottom: 24px;
}

.w1-region-continent:last-child {
    margin-bottom: 0;
}

.w1-continent-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--w1-primary);
    margin: 0 0 12px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--w1-border);
}

/* 대륙 선택 버튼 */
.w1-continent-selector {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 20px;
}

.w1-continent-btn {
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    border: 2px solid var(--w1-border);
    border-radius: var(--w1-radius-sm);
    background: var(--w1-bg);
    color: var(--w1-text);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.w1-continent-btn:hover:not(.w1-continent-btn-disabled) {
    border-color: var(--w1-primary);
    background: var(--w1-bg-light);
}

.w1-continent-btn-active {
    border-color: var(--w1-primary);
    background: var(--w1-primary);
    color: #fff;
}

.w1-continent-btn-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.w1-regions-container {
    margin-top: 0;
}

.w1-region-continent-section {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.w1-region-continent-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

.w1-region-item {
    display: block;
    cursor: pointer;
    position: relative;
}

.w1-region-item input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.w1-region-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    border: 2px solid var(--w1-border);
    border-radius: var(--w1-radius-sm);
    background: var(--w1-bg);
    transition: all 0.3s ease;
    text-align: center;
}

.w1-region-item:hover .w1-region-content {
    border-color: var(--w1-primary);
    background: var(--w1-bg-light);
    transform: translateY(-2px);
    box-shadow: var(--w1-shadow);
}

.w1-region-item input[type="radio"]:checked + .w1-region-content {
    border-color: var(--w1-primary);
    background: var(--w1-primary);
    color: #fff;
    box-shadow: 0 0 0 4px rgba(42, 42, 42, 0.1);
}

.w1-region-item input[type="radio"]:checked + .w1-region-content .w1-region-name {
    color: #fff;
}

.w1-region-flag {
    font-size: 32px;
    line-height: 1;
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji", "EmojiOne Color", "Android Emoji", sans-serif;
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    position: relative;
}

/* 국기 이모지가 깨진 경우 지구본으로 대체 */
.w1-region-flag::after {
    content: '🌍';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    font-size: 32px;
    pointer-events: none;
}

/* 국기 이모지가 제대로 표시되지 않는 경우를 감지하기 어려우므로
   CSS로는 완벽하게 처리하기 어렵습니다. JavaScript에서 처리합니다. */

.w1-region-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--w1-text);
    transition: color 0.3s ease;
}

.w1-btn-full {
    width: 100%;
    justify-content: center;
}

.w1-input-group input {
    flex: 1;
    padding: 16px 20px;
    font-size: 16px;
    border: 2px solid var(--w1-border);
    border-radius: var(--w1-radius-sm);
    background: var(--w1-bg);
    color: var(--w1-text);
    transition: all 0.3s ease;
    font-family: inherit;
}

.w1-input-group input:focus {
    outline: none;
    border-color: var(--w1-primary);
    box-shadow: 0 0 0 4px rgba(42, 42, 42, 0.1);
}

.w1-input-group input::placeholder {
    color: #999;
}

/* 활성화 버튼 */
.w1-btn-activate {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    background: var(--w1-primary);
    color: #fff;
    border: none;
    border-radius: var(--w1-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    font-family: inherit;
}

.w1-btn-activate:hover:not(:disabled) {
    background: var(--w1-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--w1-shadow-lg);
}

.w1-btn-activate:active:not(:disabled) {
    transform: translateY(0);
}

.w1-btn-activate:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.w1-btn-loader {
    display: inline-flex;
    align-items: center;
}

.w1-btn-loader svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* 메시지 */
.w1-esim-message {
    padding: 16px 20px;
    border-radius: var(--w1-radius-sm);
    font-size: 14px;
    margin-top: 20px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.w1-esim-message.success {
    background: #F0FDF4;
    color: #065F46;
    border: 1px solid var(--w1-success);
}

.w1-esim-message.error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid var(--w1-error);
}

/* 결과 */
.w1-esim-result {
    margin-top: 32px;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.w1-result-content {
    padding: 32px 24px;
    background: var(--w1-bg-light);
    border-radius: var(--w1-radius);
}

.w1-result-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: #D1FAE5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--w1-success);
}

.w1-result-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--w1-primary);
    margin: 0 0 12px 0;
}

.w1-result-content p {
    font-size: 15px;
    color: var(--w1-text-light);
    margin: 0 0 24px 0;
    line-height: 1.6;
}

/* 열기 버튼 */
.w1-btn-open {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    background: var(--w1-primary);
    color: #fff;
    text-decoration: none;
    border-radius: var(--w1-radius-sm);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.w1-btn-open:hover {
    background: var(--w1-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--w1-shadow-lg);
}

.w1-btn-open svg {
    transition: transform 0.3s ease;
}

.w1-btn-open:hover svg {
    transform: translate(2px, -2px);
}

/* 반응형 */
@media (max-width: 768px) {
    .w1-esim-activate {
        padding: 0;
    }

    .w1-esim-header-front h2 {
        font-size: 24px;
    }

    .w1-input-group {
        flex-direction: column;
    }

    .w1-btn-activate {
        width: 100%;
        justify-content: center;
    }

    .w1-input-group input {
        font-size: 16px; /* iOS 줌 방지 */
    }
    
    .w1-continent-selector {
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
    }
    
    .w1-continent-btn {
        padding: 10px 8px;
        font-size: 12px;
    }
    
    .w1-region-continent-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .w1-region-content {
        padding: 12px 8px;
    }
    
    .w1-region-flag {
        font-size: 28px;
    }
    
    .w1-region-name {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .w1-esim-header-front h2 {
        font-size: 22px;
    }

    .w1-esim-header-front p {
        font-size: 14px;
    }
}