/* VIP Member Discount Page Styles */

/* VIP头部区域 */
.vip-header {
    background: linear-gradient(135deg, rgba(30, 40, 70, 0.8) 0%, rgba(60, 80, 150, 0.6) 100%);
    border-radius: 15px;
    padding: 40px;
    margin-top: 20px;
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(60, 80, 150, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.vip-user-section {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

/* 已登录用户信息 */
.user-info {
    display: flex;
    align-items: center;
    gap: 25px;
}

.user-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid rgba(83, 254, 205, 0.5);
    box-shadow: 0 0 20px rgba(83, 254, 205, 0.3);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-details h3 {
    font-size: 28px;
    margin-bottom: 10px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.vip-level {
    font-size: 18px;
    color: #ffd700;
    margin-bottom: 5px;
}

.vip-exp {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.vip-tip {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
}

/* 游客登录提示 */
.guest-prompt {
    text-align: center;
    padding: 30px;
}

.guest-icon {
    font-size: 80px;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: 20px;
}

.guest-prompt p {
    font-size: 18px;
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.9);
}

.btn-login {
    display: inline-block;
    padding: 12px 40px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.3);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(83, 254, 205, 0.5);
}

/* VIP进度条 */
.vip-progress-bar {
    margin-top: 30px;
}

.progress-container {
    width: 100%;
    height: 30px;
    background: rgba(30, 40, 70, 0.6);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(60, 80, 150, 0.3);
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    transition: width 0.5s ease;
    box-shadow: 0 0 20px rgba(83, 254, 205, 0.5);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

/* VIP等级展示区 */
.vip-levels-showcase {
    margin-bottom: 50px;
}

.vip-levels-showcase h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    text-align: center;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 40px;
}

.levels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.level-card {
    perspective: 1000px;
    height: 350px;
    position: relative;
}

.level-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.level-card:hover .level-card-inner {
    transform: rotateY(180deg);
}

.level-card-front,
.level-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 15px;
    border: 2px solid rgba(60, 80, 150, 0.3);
    backdrop-filter: blur(5px);
    padding: 30px 20px;
    box-sizing: border-box;
    overflow: hidden;
}

.level-card-front {
    background: rgba(30, 40, 70, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.level-card-front::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
}

.level-card-back {
    background: rgba(30, 40, 70, 0.8);
    transform: rotateY(180deg);
    overflow-y: auto;
}

.level-card-back::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, rgba(83, 254, 205, 0.5) 0%, rgba(44, 116, 201, 0.5) 100%);
}

.level-card.active .level-card-front::before,
.level-card.active .level-card-back::before {
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
}

.level-card.active .level-card-front,
.level-card.active .level-card-back {
    border-color: #53FECD;
    box-shadow: 0 0 30px rgba(83, 254, 205, 0.4);
}

.level-badge {
    text-align: center;
    margin-bottom: 15px;
}

.level-number {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    border-radius: 20px;
    font-size: 18px;
    font-weight: bold;
    color: white;
}

.level-name {
    text-align: center;
    font-size: 24px;
    margin-bottom: 15px;
    color: white;
}

.level-requirement {
    text-align: center;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    margin-bottom: 20px;
}

.level-requirement p {
    color: #ffd700;
    font-size: 14px;
    margin: 0;
}

/* 鼓励话语 */
.level-encouragement {
    margin-top: 25px;
    text-align: center;
    padding: 20px 15px;
}

.level-encouragement h4 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}

.level-encouragement p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
    line-height: 1.6;
    font-weight: 300;
}

/* 翻转提示 - 低调版 */
.flip-hint {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    text-align: center;
    opacity: 0.35;
    transition: opacity 0.3s ease;
}

.level-card:hover .flip-hint {
    opacity: 0;
}

.flip-hint p {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
    font-weight: 300;
}

/* 背面标题 */
.back-header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid rgba(83, 254, 205, 0.3);
}

.level-number-small {
    display: inline-block;
    padding: 5px 15px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    border-radius: 15px;
    font-size: 14px;
    font-weight: bold;
    color: white;
    margin-bottom: 10px;
}

.back-header h4 {
    font-size: 18px;
    color: white;
    margin: 10px 0 0 0;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 福利列表 */
.level-benefits {
    text-align: left;
}

.level-benefits ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.level-benefits li {
    padding: 10px 0;
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.level-benefits li:last-child {
    border-bottom: none;
}

.level-benefits li i {
    color: #53FECD;
    margin-top: 3px;
    font-size: 14px;
    flex-shrink: 0;
}

/* 如何赚取EXP区域 */
.vip-how-to {
    margin-bottom: 50px;
}

.vip-how-to h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.how-to-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.how-to-card {
    background: rgba(30, 40, 70, 0.6);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(60, 80, 150, 0.3);
    backdrop-filter: blur(5px);
    text-align: center;
    transition: all 0.3s ease;
}

.how-to-card:hover {
    transform: translateY(-5px);
    border-color: rgba(83, 254, 205, 0.5);
    box-shadow: 0 8px 32px rgba(83, 254, 205, 0.2);
}

.card-icon {
    font-size: 60px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.how-to-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: white;
}

.how-to-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* VIP福利说明 */
.vip-benefits-info {
    margin-bottom: 50px;
}

.vip-benefits-info h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.benefits-content {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 25px;
    background: rgba(30, 40, 70, 0.6);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(60, 80, 150, 0.3);
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    border-color: rgba(83, 254, 205, 0.5);
    box-shadow: 0 4px 20px rgba(83, 254, 205, 0.2);
}

.benefit-icon {
    font-size: 50px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 60px;
}

.benefit-text h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: white;
}

.benefit-text p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* 常见问题 */
.vip-faq {
    background: rgba(30, 40, 70, 0.6);
    border-radius: 15px;
    padding: 40px;
    border: 1px solid rgba(60, 80, 150, 0.3);
    backdrop-filter: blur(5px);
}

.vip-faq h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.faq-item {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid rgba(60, 80, 150, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
}

.faq-item:hover {
    border-color: rgba(83, 254, 205, 0.3);
}

.faq-item h4 {
    font-size: 18px;
    color: white;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.faq-item h4::after {
    content: '▼';
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    transition: transform 0.3s ease;
}

.faq-item.active h4::after {
    transform: rotate(180deg);
}

.faq-item p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin: 0;
}

/* VIP专属活动区域 */
.vip-activities-section {
    margin-bottom: 50px;
}

.vip-activities-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.activity-card {
    background: rgba(30, 40, 70, 0.6);
    border-radius: 15px;
    padding: 25px;
    border: 2px solid rgba(60, 80, 150, 0.3);
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.activity-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
}

.activity-card:hover {
    transform: translateY(-5px);
    border-color: rgba(83, 254, 205, 0.5);
    box-shadow: 0 8px 32px rgba(83, 254, 205, 0.3);
}

.activity-card.highlight {
    border-color: #ffd700;
    background: rgba(30, 40, 70, 0.8);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
}

.activity-card.highlight::before {
    background: linear-gradient(90deg, #ffd700 0%, #ff8c00 100%);
}

.activity-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%);
    color: white;
    padding: 5px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 10px rgba(255, 215, 0, 0.4);
}

.activity-name {
    font-size: 22px;
    color: white;
    margin-top: 10px;
    margin-bottom: 15px;
    font-weight: bold;
}

.activity-type {
    margin-bottom: 15px;
}

.type-tag {
    display: inline-block;
    padding: 5px 15px;
    background: rgba(83, 254, 205, 0.2);
    border: 1px solid rgba(83, 254, 205, 0.4);
    border-radius: 15px;
    font-size: 13px;
    color: #53FECD;
    font-weight: 500;
}

.activity-time {
    margin-bottom: 20px;
    width: 100%;
}

.activity-time p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin: 5px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.activity-time i {
    color: #53FECD;
    font-size: 14px;
}

.activity-action {
    width: 100%;
    margin-top: auto;
}

.btn-participate {
    width: 100%;
    padding: 12px 25px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.3);
}

.btn-participate:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(83, 254, 205, 0.5);
}

.btn-participate:active {
    transform: translateY(0);
}

.activity-card.highlight .btn-participate {
    background: linear-gradient(90deg, #ffd700 0%, #ff8c00 100%);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.activity-card.highlight .btn-participate:hover {
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

/* 签到成功提示模态框 */
.checkin-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

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

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

.checkin-success-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(83, 254, 205, 0.5);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(83, 254, 205, 0.4);
    text-align: center;
    position: relative;
    max-width: 450px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

@keyframes modalAppear {
    from {
        transform: scale(0.7);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.checkin-success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(83, 254, 205, 0.5);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(83, 254, 205, 0.5);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 35px rgba(83, 254, 205, 0.8);
        transform: scale(1.05);
    }
}

.checkin-success-icon i {
    font-size: 50px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.checkin-success-title {
    font-size: 28px;
    font-weight: bold;
    color: white;
    margin-bottom: 25px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.checkin-rewards-container {
    margin-bottom: 25px;
}

.reward-item {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 18px 25px;
    margin-bottom: 12px;
    border: 1px solid rgba(83, 254, 205, 0.2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.reward-item:hover {
    border-color: rgba(83, 254, 205, 0.5);
    background: rgba(0, 0, 0, 0.4);
}

.reward-item:last-child {
    margin-bottom: 0;
}

.reward-label {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 10px;
}

.reward-label i {
    font-size: 18px;
    color: #53FECD;
}

.reward-value {
    font-size: 22px;
    font-weight: bold;
    color: white;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.reward-item.bonus {
    border-color: rgba(255, 215, 0, 0.5);
    background: rgba(255, 215, 0, 0.05);
}

.reward-item.bonus .reward-label {
    color: #ffd700;
}

.reward-item.bonus .reward-label i {
    color: #ffd700;
}

.reward-item.bonus .reward-value {
    background: linear-gradient(90deg, #ffd700 0%, #ff8c00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.checkin-close-btn {
    width: 100%;
    padding: 14px 30px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.4);
}

.checkin-close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(83, 254, 205, 0.6);
}

.checkin-close-btn:active {
    transform: translateY(0);
}

/* 抽奖结果模态框 */
.lottery-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.lottery-result-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(83, 254, 205, 0.5);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(83, 254, 205, 0.4);
    text-align: center;
    position: relative;
    max-width: 500px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.lottery-result-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(83, 254, 205, 0.5);
    animation: lotteryPulse 1.5s ease-in-out infinite;
}

@keyframes lotteryPulse {
    0%, 100% {
        box-shadow: 0 0 30px rgba(83, 254, 205, 0.6);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 50px rgba(83, 254, 205, 0.9);
        transform: scale(1.05);
    }
}

.lottery-result-icon i {
    font-size: 60px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lottery-result-title {
    font-size: 32px;
    font-weight: bold;
    color: white;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lottery-draw-type {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.lottery-draw-type.free {
    background: rgba(83, 254, 205, 0.2);
    border: 1px solid rgba(83, 254, 205, 0.5);
    color: #53FECD;
}

.lottery-draw-type.paid {
    background: rgba(255, 215, 0, 0.2);
    border: 1px solid rgba(255, 215, 0, 0.5);
    color: #ffd700;
}

.lottery-prize-info {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    padding: 25px;
    margin: 25px 0;
    border: 1px solid rgba(83, 254, 205, 0.3);
}

.prize-name {
    font-size: 24px;
    font-weight: bold;
    color: white;
    margin-bottom: 10px;
}

.prize-value {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
}

.lottery-stats {
    margin: 20px 0;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.stat-value {
    font-size: 18px;
    font-weight: bold;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lottery-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: rgba(83, 254, 205, 0.1);
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 10px;
    padding: 15px;
    margin: 20px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    text-align: left;
}

.lottery-note i {
    color: #53FECD;
    font-size: 16px;
    margin-top: 2px;
}

.lottery-close-btn {
    width: 100%;
    padding: 14px 30px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.4);
}

.lottery-close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(83, 254, 205, 0.6);
}

.lottery-close-btn:active {
    transform: translateY(0);
}

/* 九宫格抽奖UI */
.lottery-grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.lottery-grid-modal {
    background: rgba(20, 30, 60, 0.95);
    border-radius: 25px;
    padding: 40px;
    border: 3px solid rgba(83, 254, 205, 0.6);
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 50px rgba(83, 254, 205, 0.5);
    position: relative;
    max-width: 600px;
    width: 95%;
    transform: scale(0.8);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.grid-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.grid-title {
    text-align: center;
    font-size: 32px;
    font-weight: bold;
    color: white;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.grid-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
}

.grid-info span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.grid-info i {
    color: #53FECD;
    font-size: 18px;
}

.lottery-grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
    aspect-ratio: 1;
}

.grid-item {
    background: rgba(30, 40, 70, 0.8);
    border: 3px solid rgba(60, 80, 150, 0.5);
    border-radius: 15px;
    padding: 20px 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.grid-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.1) 0%, rgba(44, 116, 201, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.grid-item:hover::before {
    opacity: 1;
}

.grid-item.highlight {
    border-color: #53FECD;
    background: rgba(83, 254, 205, 0.2);
    box-shadow: 0 0 30px rgba(83, 254, 205, 0.6), inset 0 0 20px rgba(83, 254, 205, 0.3);
    transform: scale(1.05);
}

.grid-item.empty {
    opacity: 0.4;
    pointer-events: none;
}

.prize-icon {
    font-size: 36px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.prize-name {
    font-size: 13px;
    color: white;
    text-align: center;
    font-weight: 600;
    line-height: 1.3;
}

.prize-count {
    font-size: 16px;
    font-weight: bold;
    color: #53FECD;
}

.grid-item.center-btn {
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
    border: 3px solid #53FECD;
    cursor: pointer;
    transition: all 0.3s ease;
}

.grid-item.center-btn:hover {
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.5) 0%, rgba(44, 116, 201, 0.5) 100%);
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(83, 254, 205, 0.8);
}

.grid-item.center-btn:active {
    transform: scale(1.05);
}

.btn-icon {
    font-size: 40px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s ease-in-out infinite;
}

.btn-text {
    font-size: 14px;
    font-weight: bold;
    color: white;
    text-align: center;
    line-height: 1.3;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .vip-main {
        padding: 20px 10px;
    }

    .vip-header {
        padding: 25px 20px;
    }

    .user-info {
        flex-direction: column;
        text-align: center;
    }

    .user-avatar {
        width: 80px;
        height: 80px;
    }

    .user-details h3 {
        font-size: 24px;
    }

    .vip-levels-showcase h2,
    .vip-how-to h2,
    .vip-benefits-info h2,
    .vip-faq h2 {
        font-size: 28px;
    }

    .levels-grid {
        grid-template-columns: 1fr;
    }

    .level-card {
        height: 300px;
    }

    .level-card-front,
    .level-card-back {
        padding: 20px 15px;
    }

    .level-encouragement {
        margin-top: 15px;
        padding: 15px 10px;
    }

    .level-encouragement h4 {
        font-size: 17px;
        margin-bottom: 8px;
    }

    .level-encouragement p {
        font-size: 12px;
    }

    .flip-hint p {
        font-size: 10px;
    }

    .back-header {
        margin-bottom: 15px;
        padding-bottom: 10px;
    }

    .level-benefits li {
        padding: 8px 0;
        font-size: 12px;
    }

    .how-to-grid {
        grid-template-columns: 1fr;
    }

    .benefit-item {
        flex-direction: column;
        text-align: center;
    }

    .benefit-icon {
        min-width: auto;
    }

    .vip-faq {
        padding: 25px 15px;
    }

    .activities-grid {
        grid-template-columns: 1fr;
    }

    .activity-card {
        padding: 20px;
    }

    .vip-activities-section h2 {
        font-size: 28px;
    }

    .checkin-success-modal {
        padding: 30px 25px;
    }

    .checkin-success-title {
        font-size: 24px;
    }

    .reward-value {
        font-size: 18px;
    }

    .lottery-result-modal {
        padding: 30px 25px;
    }

    .lottery-result-title {
        font-size: 26px;
    }

    .lottery-result-icon {
        width: 100px;
        height: 100px;
    }

    .lottery-result-icon i {
        font-size: 50px;
    }

    .prize-name {
        font-size: 20px;
    }

    .prize-value {
        font-size: 16px;
    }
}


/* 已签到提示模态框 */
.checkin-already-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(255, 193, 7, 0.5);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(255, 193, 7, 0.3);
    text-align: center;
    position: relative;
    max-width: 450px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.checkin-already-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.2) 0%, rgba(255, 152, 0, 0.2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(255, 193, 7, 0.5);
    animation: pulse 1.5s ease-in-out infinite;
}

.checkin-already-icon i {
    font-size: 50px;
    color: #ffc107;
}

.checkin-already-title {
    font-size: 28px;
    font-weight: bold;
    color: #ffc107;
    margin-bottom: 20px;
}

.checkin-already-message {
    font-size: 18px;
    color: white;
    margin-bottom: 10px;
    font-weight: 500;
}

.checkin-already-hint {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
    font-style: italic;
}

/* 响应式 - 已签到模态框 */
@media (max-width: 768px) {
    .checkin-already-modal {
        padding: 30px 25px;
    }

    .checkin-already-title {
        font-size: 24px;
    }

    .checkin-already-icon {
        width: 80px;
        height: 80px;
    }

    .checkin-already-icon i {
        font-size: 40px;
    }
}

/* 代练活动模态框 */
.powerleveling-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

/* 代练领取成功模态框 */
.powerleveling-success-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(83, 254, 205, 0.5);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(83, 254, 205, 0.4);
    text-align: center;
    position: relative;
    max-width: 500px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.powerleveling-success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(83, 254, 205, 0.5);
    animation: pulse 1.5s ease-in-out infinite;
}

.powerleveling-success-icon i {
    font-size: 50px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.powerleveling-success-title {
    font-size: 28px;
    font-weight: bold;
    color: white;
    margin-bottom: 25px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.powerleveling-service-info {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    padding: 25px;
    margin: 25px 0;
    border: 1px solid rgba(83, 254, 205, 0.3);
}

.service-name {
    font-size: 22px;
    font-weight: bold;
    color: white;
    margin-bottom: 15px;
}

.service-expire {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.service-expire i {
    color: #53FECD;
    font-size: 16px;
}

.powerleveling-stats {
    margin: 20px 0;
}

.powerleveling-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: rgba(83, 254, 205, 0.1);
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 10px;
    padding: 15px;
    margin: 20px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    text-align: left;
}

.powerleveling-note i {
    color: #53FECD;
    font-size: 16px;
    margin-top: 2px;
}

.powerleveling-close-btn {
    width: 100%;
    padding: 14px 30px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.4);
}

.powerleveling-close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(83, 254, 205, 0.6);
}

.powerleveling-close-btn:active {
    transform: translateY(0);
}

/* 代练已达上限模态框 */
.powerleveling-already-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(244, 67, 54, 0.5);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(244, 67, 54, 0.3);
    text-align: center;
    position: relative;
    max-width: 450px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.powerleveling-already-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(244, 67, 54, 0.2) 0%, rgba(229, 57, 53, 0.2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(244, 67, 54, 0.5);
    animation: pulse 1.5s ease-in-out infinite;
}

.powerleveling-already-icon i {
    font-size: 50px;
    color: #f44336;
}

.powerleveling-already-title {
    font-size: 28px;
    font-weight: bold;
    color: #f44336;
    margin-bottom: 20px;
}

.powerleveling-already-message {
    font-size: 18px;
    color: white;
    margin-bottom: 10px;
    font-weight: 500;
}

.powerleveling-already-hint {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
    font-style: italic;
}

/* 响应式 - 代练模态框 */
@media (max-width: 768px) {
    .powerleveling-success-modal,
    .powerleveling-already-modal {
        padding: 30px 25px;
    }

    .powerleveling-success-title,
    .powerleveling-already-title {
        font-size: 24px;
    }

    .powerleveling-success-icon,
    .powerleveling-already-icon {
        width: 80px;
        height: 80px;
    }

    .powerleveling-success-icon i,
    .powerleveling-already-icon i {
        font-size: 40px;
    }

    .service-name {
        font-size: 18px;
    }
}

/* 活动预览模态框 */
.preview-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.preview-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(83, 254, 205, 0.5);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(83, 254, 205, 0.4);
    text-align: center;
    position: relative;
    max-width: 550px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.preview-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.preview-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.3) 0%, rgba(44, 116, 201, 0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(83, 254, 205, 0.5);
    animation: pulse 1.5s ease-in-out infinite;
}

.preview-icon i {
    font-size: 50px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preview-title {
    font-size: 28px;
    font-weight: bold;
    color: white;
    margin-bottom: 25px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preview-info {
    margin-bottom: 25px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    margin-bottom: 10px;
    border: 1px solid rgba(83, 254, 205, 0.2);
    transition: all 0.3s ease;
}

.info-item:hover {
    border-color: rgba(83, 254, 205, 0.5);
    background: rgba(0, 0, 0, 0.3);
}

.info-item.highlight {
    border-color: rgba(255, 215, 0, 0.5);
    background: rgba(255, 215, 0, 0.05);
}

.info-label {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.info-value {
    font-size: 16px;
    font-weight: bold;
    color: white;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-item.highlight .info-value {
    background: linear-gradient(90deg, #ffd700 0%, #ff8c00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preview-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.2) 0%, rgba(44, 116, 201, 0.2) 100%);
    border-radius: 12px;
    margin-bottom: 25px;
    border: 2px solid rgba(83, 254, 205, 0.5);
}

.preview-total span:first-child {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

.total-value {
    font-size: 26px;
    font-weight: bold;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preview-confirm-btn {
    width: 100%;
    padding: 14px 30px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.preview-confirm-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(83, 254, 205, 0.6);
}

.preview-confirm-btn:active {
    transform: translateY(0);
}

.preview-confirm-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 代练预览特殊样式 */
.preview-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    border-radius: 15px;
    overflow: hidden;
    border: 2px solid rgba(83, 254, 205, 0.3);
}

.preview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-service-name {
    font-size: 22px;
    font-weight: bold;
    color: white;
    margin-bottom: 25px;
}

/* 达到上限状态 */
.preview-icon.limit-reached {
    background: linear-gradient(135deg, rgba(244, 67, 54, 0.2) 0%, rgba(229, 57, 53, 0.2) 100%);
    border-color: rgba(244, 67, 54, 0.5);
}

.preview-icon.limit-reached i {
    color: #f44336;
    background: none;
    -webkit-text-fill-color: #f44336;
}

.preview-limit-message {
    background: rgba(244, 67, 54, 0.1);
    border: 1px solid rgba(244, 67, 54, 0.3);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.preview-limit-message i {
    font-size: 24px;
    color: #f44336;
    margin-bottom: 10px;
}

.preview-limit-message p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
    line-height: 1.6;
    margin: 8px 0;
}

.preview-limit-message strong {
    color: #f44336;
    font-weight: bold;
}

.info-item.limit-reached {
    border-color: rgba(244, 67, 54, 0.5);
    background: rgba(244, 67, 54, 0.05);
}

.info-item.limit-reached .info-value {
    background: linear-gradient(90deg, #f44336 0%, #e53935 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preview-close-only-btn {
    width: 100%;
    padding: 14px 30px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.preview-close-only-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.5);
}

/* 响应式 - 预览模态框 */
@media (max-width: 768px) {
    .preview-modal {
        padding: 30px 25px;
    }

    .preview-title {
        font-size: 24px;
    }

    .preview-icon {
        width: 80px;
        height: 80px;
    }

    .preview-icon i {
        font-size: 40px;
    }

    .info-item {
        padding: 12px 15px;
    }

    .info-label, .info-value {
        font-size: 14px;
    }

    .preview-total {
        padding: 15px 20px;
    }

    .total-value {
        font-size: 22px;
    }

    .preview-image {
        width: 150px;
        height: 150px;
    }

    .preview-service-name {
        font-size: 18px;
    }
}

/* ==================== 商品奖励活动模态框样式 ==================== */

/* 商品列表预览 */
.goods-preview-list {
    margin: 20px 0;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    max-height: 300px;
    overflow-y: auto;
}

.goods-preview-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.goods-preview-item:last-child {
    margin-bottom: 0;
}

.goods-preview-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(83, 254, 205, 0.5);
    transform: translateX(5px);
}

.goods-preview-item .goods-image {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    flex-shrink: 0;
    overflow: hidden;
}

.goods-preview-item .goods-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.goods-preview-item .goods-image i {
    font-size: 22px;
}

.goods-preview-item .goods-title {
    flex: 1;
    color: rgba(255, 255, 255, 0.95);
    font-size: 15px;
    font-weight: 500;
}

/* 商品奖励成功模态框 */
.goods-reward-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99999;
    animation: fadeIn 0.3s ease;
}

.goods-reward-success-modal {
    background: linear-gradient(135deg, rgba(30, 40, 70, 0.95) 0%, rgba(20, 30, 60, 0.95) 100%);
    border: 2px solid rgba(83, 254, 205, 0.4);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    position: relative;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
    animation: slideIn 0.4s ease;
}

.goods-reward-success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    animation: bounceIn 0.6s ease;
}

.goods-reward-success-icon i {
    font-size: 40px;
    color: white;
}

.goods-reward-success-title {
    font-size: 28px;
    font-weight: bold;
    color: white;
    margin-bottom: 30px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.goods-reward-items-info {
    margin-bottom: 30px;
}

.items-count {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}

.success-goods-list {
    text-align: left;
    max-height: 250px;
    overflow-y: auto;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
}

.success-goods-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    margin-bottom: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: background 0.3s ease;
}

.success-goods-item:last-child {
    margin-bottom: 0;
}

.success-goods-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.success-goods-image {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.success-goods-image img.goods-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 6px;
}

.success-goods-image i.goods-icon {
    font-size: 18px;
    color: white;
}

.success-goods-title {
    flex: 1;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

.success-check-icon {
    font-size: 18px;
    color: #53FECD;
    flex-shrink: 0;
}

.goods-expire-info {
    margin-top: 15px;
    padding: 12px;
    background: rgba(83, 254, 205, 0.1);
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.goods-expire-info i {
    color: #53FECD;
    font-size: 16px;
}

.goods-expire-info span {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

.goods-reward-stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.goods-reward-stats .stat-item {
    text-align: center;
}

.goods-reward-stats .stat-label {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 5px;
}

.goods-reward-stats .stat-value {
    display: block;
    font-size: 24px;
    font-weight: bold;
    color: #53FECD;
}

.goods-reward-note {
    background: rgba(83, 254, 205, 0.1);
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.goods-reward-note i {
    font-size: 18px;
    color: #53FECD;
    flex-shrink: 0;
}

.goods-reward-note span {
    color: rgba(255, 255, 255, 0.9);
    font-size: 13px;
    line-height: 1.5;
}

.goods-reward-close-btn {
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    padding: 12px 40px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.4);
}

.goods-reward-close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(83, 254, 205, 0.6);
}

@keyframes bounceIn {
    0% {
        transform: scale(0.3);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* 响应式 - 商品奖励模态框 */
@media (max-width: 768px) {
    .goods-reward-success-modal {
        padding: 30px 20px;
    }

    .goods-reward-success-icon {
        width: 60px;
        height: 60px;
    }

    .goods-reward-success-icon i {
        font-size: 30px;
    }

    .goods-reward-success-title {
        font-size: 22px;
    }

    .goods-preview-list {
        max-height: 200px;
    }

    .success-goods-list {
        max-height: 180px;
    }
}

/* ==================== VIP欢迎弹窗样式（梦幻绚丽版）==================== */

/* 欢迎弹窗覆盖层 - 彩虹渐变背景 */
.vip-welcome-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(5px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

@keyframes rainbowFlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 粒子背景容器 */
.vip-welcome-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

/* 粒子元素 - 多彩版本 */
.vip-particle {
    position: absolute;
    border-radius: 50%;
    animation: floatParticle 6s ease-in-out infinite;
    bottom: -10px;
    filter: blur(1px);
}

@keyframes floatParticle {
    0% {
        transform: translateY(0) translateX(0) scale(1) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    50% {
        transform: translateY(-50vh) translateX(20px) scale(1.2) rotate(180deg);
        opacity: 0.8;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-110vh) translateX(-20px) scale(0.5) rotate(360deg);
        opacity: 0;
    }
}

/* 欢迎弹窗主容器 - 简洁版本 */
.vip-welcome-modal {
    background: linear-gradient(135deg, rgba(30, 40, 70, 0.98) 0%, rgba(20, 30, 50, 0.98) 100%);
    border: 2px solid rgba(83, 254, 205, 0.3);
    border-radius: 12px;
    padding: 25px 30px;
    position: relative;
    max-width: 550px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    overflow-x: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 2;
}

@keyframes rainbowBorder {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes vipModalAppear {
    from {
        transform: scale(0.7) rotateX(10deg) translateY(50px);
        opacity: 0;
    }
    to {
        transform: scale(1) rotateX(0deg) translateY(0);
        opacity: 1;
    }
}

/* 关闭按钮 - 增强版 */
.vip-welcome-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: white;
    font-size: 26px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    font-weight: 300;
    line-height: 1;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.vip-welcome-close:hover {
    background: rgba(83, 254, 205, 0.2);
    border-color: rgba(83, 254, 205, 0.6);
    transform: rotate(90deg) scale(1.05);
    box-shadow: 0 0 20px rgba(83, 254, 205, 0.5);
}

/* 欢迎弹窗头部 */
.vip-welcome-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(83, 254, 205, 0.2);
}

/* 简洁VIP徽章 */
.vip-badge-simple {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(83, 254, 205, 0.2) 0%, rgba(44, 116, 201, 0.2) 100%);
    border: 2px solid #53FECD;
    border-radius: 25px;
    padding: 8px 20px;
    margin-bottom: 15px;
}

.vip-badge-simple i {
    color: #FFD700;
    font-size: 18px;
}

.vip-badge-simple span {
    color: #53FECD;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1px;
}

/* VIP徽章容器 */
.vip-badge-container {
    position: relative;
    display: inline-block;
    margin-bottom: 25px;
}

/* 徽章多层光晕效果 */
.vip-badge-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(
        circle,
        rgba(138, 43, 226, 0.6) 0%,
        rgba(83, 254, 205, 0.4) 30%,
        rgba(255, 107, 157, 0.3) 60%,
        transparent 80%
    );
    border-radius: 50%;
    animation: badgeGlowPulse 3s ease-in-out infinite;
    filter: blur(20px);
}

@keyframes badgeGlowPulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 1;
    }
}

/* VIP徽章 - 3D立体效果 */
.vip-badge {
    position: relative;
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg,
        #FF6B9D 0%,
        #8A2BE2 25%,
        #4FACFE 50%,
        #53FECD 75%,
        #FFD700 100%
    );
    background-size: 200% 200%;
    animation: badgeColorShift 8s ease infinite;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 15px 50px rgba(138, 43, 226, 0.8),
        0 5px 20px rgba(83, 254, 205, 0.6),
        inset 0 0 30px rgba(255, 255, 255, 0.4);
    border: 5px solid rgba(255, 255, 255, 0.95);
    transform-style: preserve-3d;
    animation: badgeFloat 4s ease-in-out infinite, badgeColorShift 8s ease infinite;
}

@keyframes badgeColorShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes badgeFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-10px) rotate(180deg);
    }
}

.vip-badge i {
    font-size: 55px;
    color: white;
    margin-bottom: 5px;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.5));
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

.vip-level-number {
    font-size: 32px;
    font-weight: 900;
    color: white;
    text-shadow:
        0 4px 10px rgba(0, 0, 0, 0.6),
        0 0 30px rgba(255, 255, 255, 0.8);
    letter-spacing: 2px;
}

/* 问候语 - 简洁版本 */
.vip-greeting {
    font-size: 22px;
    font-weight: 600;
    color: white;
    margin: 5px 0 6px 0;
}

@keyframes rainbowText {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.vip-level-name {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
    margin: 0 0 8px 0;
}

.vip-greeting-message {
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    line-height: 1.5;
    margin: 0 0 15px 0;
    font-style: italic;
}

@keyframes textSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 进度条区域 - 简洁版本 */
.vip-progress-section {
    margin-bottom: 15px;
}

.progress-text {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.progress-bar-container {
    position: relative;
}

.progress-bar-bg {
    width: 100%;
    height: 28px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid rgba(83, 254, 205, 0.3);
    position: relative;
    box-shadow: inset 0 3px 10px rgba(0, 0, 0, 0.6);
}

.progress-bar-fill {
    position: relative;
    height: 100%;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    border-radius: 20px;
    transition: width 1.5s ease;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(83, 254, 205, 0.4);
}

/* 流光效果 - 彩虹版 */
.progress-bar-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.8) 50%,
        transparent 100%
    );
    animation: progressFlow 3s ease-in-out infinite;
}

@keyframes progressFlow {
    0% { left: -100%; }
    100% { left: 200%; }
}

.progress-percentage {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    font-size: 16px;
    font-weight: 900;
    color: white;
    text-shadow:
        0 2px 8px rgba(0, 0, 0, 0.8),
        0 0 15px rgba(255, 255, 255, 0.6);
}

/* 最高等级徽章 */
.vip-progress-section.max-level {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 140, 0, 0.2) 100%);
    border-color: rgba(255, 215, 0, 0.6);
    box-shadow: 0 5px 25px rgba(255, 215, 0, 0.5);
}

.max-level-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 900;
    color: #FFD700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
}

.max-level-badge i {
    font-size: 32px;
    animation: crownSway 2s ease-in-out infinite;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.9));
}

@keyframes crownSway {
    0%, 100% { transform: rotate(-10deg) scale(1); }
    50% { transform: rotate(10deg) scale(1.1); }
}

/* 经验获取引导区域（VIP0专属）*/
.exp-guide-section {
    margin-bottom: 20px;
}

.exp-guide-section h3 {
    font-size: 16px;
    color: white;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-weight: 600;
}

.exp-guide-section h3 i {
    font-size: 18px;
    color: #53FECD;
}

.upgrade-hint {
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
}

.exp-guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.exp-guide-card {
    background: rgba(30, 40, 70, 0.5);
    border: 1px solid rgba(83, 254, 205, 0.2);
    border-radius: 10px;
    padding: 15px 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.exp-guide-card:hover {
    border-color: rgba(83, 254, 205, 0.4);
    background: rgba(30, 40, 70, 0.7);
    transform: translateY(-3px);
}

.guide-icon {
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #53FECD;
}

.guide-icon i {
    /* Simple icon */
}

.guide-title {
    font-size: 15px;
    font-weight: 800;
    color: white;
    margin-bottom: 6px;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.guide-desc {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.4;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* 福利区域（VIP1+用户）*/
.vip-benefits-section {
    margin-bottom: 20px;
}

.vip-benefits-section h3 {
    font-size: 24px;
    color: white;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-weight: 800;
    text-shadow: 0 0 25px rgba(138, 43, 226, 0.8);
}

.vip-benefits-section h3 i {
    color: #FFD700;
    font-size: 26px;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.9));
    animation: giftSpin 4s ease-in-out infinite;
}

@keyframes giftSpin {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-15deg); }
    75% { transform: rotate(15deg); }
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 15px;
}

.vip-benefit-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 2px solid rgba(83, 254, 205, 0.3);
    border-radius: 12px;
    padding: 18px 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.vip-benefit-card:hover {
    transform: translateY(-4px);
    border-color: rgba(83, 254, 205, 0.6);
    box-shadow: 0 8px 20px rgba(83, 254, 205, 0.3);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.04) 100%);
}

.benefit-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 10px;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.benefit-value {
    font-size: 20px;
    font-weight: 900;
    color: #53FECD;
    text-shadow: 0 2px 8px rgba(83, 254, 205, 0.4);
}

/* 按钮区域 */
/* 帮助部分样式 */
.vip-help-section {
    margin-bottom: 15px;
    padding: 18px;
    background: rgba(83, 254, 205, 0.08);
    border: 2px solid rgba(83, 254, 205, 0.25);
    border-radius: 16px;
}

.vip-help-section h3 {
    color: rgba(255, 255, 255, 0.95);
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 10px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.vip-help-section h3 i {
    color: #53FECD;
    font-size: 20px;
}

.help-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 14px;
    line-height: 1.6;
    margin: 0 0 14px 0;
}

.help-links {
    display: flex;
    gap: 12px;
}

.help-link {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.help-link:hover {
    background: rgba(83, 254, 205, 0.15);
    border-color: rgba(83, 254, 205, 0.5);
    color: #53FECD;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(83, 254, 205, 0.3);
}

.help-link i {
    font-size: 16px;
}

.vip-welcome-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.vip-btn-primary,
.vip-btn-secondary {
    width: 100%;
    padding: 14px 30px;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    letter-spacing: 0.5px;
}

.vip-btn-primary {
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.3);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.vip-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(83, 254, 205, 0.5);
}

.vip-btn-primary:active {
    transform: translateY(-1px);
}

.vip-btn-secondary {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.4);
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.vip-btn-secondary:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, rgba(255, 255, 255, 0.15) 100%);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.vip-btn-secondary:active {
    transform: translateY(-1px) scale(1);
}

/* 隐藏滚动条但保留滚动功能 */
.vip-welcome-modal {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.vip-welcome-modal::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

/* 响应式设计 - VIP欢迎弹窗 */
@media (max-width: 768px) {
    .vip-welcome-modal {
        padding: 30px 20px;
        max-width: 95%;
    }

    .vip-greeting {
        font-size: 36px;
    }

    .vip-level-name {
        font-size: 22px;
    }

    .vip-badge {
        width: 110px;
        height: 110px;
    }

    .vip-badge i {
        font-size: 45px;
    }

    .vip-level-number {
        font-size: 26px;
    }

    .exp-guide-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .exp-guide-card {
        padding: 18px 12px;
    }

    .guide-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .vip-btn-primary,
    .vip-btn-secondary {
        padding: 14px 28px;
        font-size: 16px;
    }

    .vip-welcome-close {
        width: 42px;
        height: 42px;
        font-size: 26px;
    }
}

/* 错误提示模态框 */
.error-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.error-modal {
    background: rgba(30, 40, 70, 0.95);
    border-radius: 20px;
    padding: 40px 50px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
    text-align: center;
    position: relative;
    max-width: 450px;
    width: 90%;
    transform: scale(0.7);
    opacity: 0;
    animation: modalAppear 0.4s ease 0.1s forwards;
}

.error-title {
    font-size: 28px;
    font-weight: bold;
    color: white;
    margin-bottom: 25px;
}

.error-message {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.6;
}

.error-close-btn {
    width: 100%;
    padding: 14px 30px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(83, 254, 205, 0.4);
}

.error-close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(83, 254, 205, 0.6);
}

.error-close-btn:active {
    transform: translateY(0);
}

/* 响应式 - 错误提示模态框 */
@media (max-width: 768px) {
    .error-modal {
        padding: 30px 25px;
    }

    .error-title {
        font-size: 24px;
    }

    .error-message {
        font-size: 15px;
    }
}

/* ========================================
   Upgrade Package Section Styles
   ======================================== */
.upgrade-package-section {
    background: rgba(30, 40, 70, 0.4);
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 16px;
    padding: 40px;
    margin: 30px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.upgrade-package-section h2 {
    color: #ffffff;
    font-size: 28px;
    margin-bottom: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
}

.upgrade-package-section h2 i {
    font-size: 32px;
    color: #ffd700;
}

.upgrade-package-section .subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    margin-bottom: 30px;
}

.upgrade-progress-timeline {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    padding: 20px 0;
}

.level-node {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.node-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.level-node.achieved .node-circle {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    border: 3px solid #ffffff;
}

.level-node.current .node-circle {
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
    border: 3px solid #ffd700;
    animation: pulse 2s infinite;
}

.level-node.locked .node-circle {
    background: linear-gradient(135deg, #bdc3c7 0%, #7f8c8d 100%);
    border: 3px solid rgba(255, 255, 255, 0.5);
    opacity: 0.6;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }
    50% {
        box-shadow: 0 4px 20px rgba(255, 215, 0, 0.6);
    }
}

.level-num {
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
}

.node-icon {
    position: absolute;
    bottom: -5px;
    right: -5px;
    width: 28px;
    height: 28px;
    background: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.level-node.achieved .node-icon {
    color: #11998e;
}

.level-node.current .node-icon {
    color: #53FECD;
}

.level-node.locked .node-icon {
    color: #7f8c8d;
}

.node-connector {
    position: absolute;
    top: 40px;
    left: 50%;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    z-index: 1;
}

.level-node:last-child .node-connector {
    display: none;
}

.level-node.achieved .node-connector {
    background: linear-gradient(to right, #38ef7d, rgba(255, 255, 255, 0.3));
}

.node-info {
    margin-top: 20px;
    text-align: center;
}

.node-name {
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
}

.node-exp {
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    margin-bottom: 8px;
}

.node-reward {
    background: rgba(255, 255, 255, 0.15);
    padding: 8px 12px;
    border-radius: 8px;
    color: #ffd700;
    font-size: 13px;
    font-weight: 600;
    display: inline-block;
}

.node-reward i {
    margin-right: 5px;
}

/* ========================================
   Referral Section Styles
   ======================================== */
.referral-section {
    background: rgba(30, 40, 70, 0.4);
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 12px;
    padding: 40px;
    margin: 30px 0;
}

.referral-section h2 {
    color: #ffffff;
    font-size: 28px;
    margin-bottom: 30px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
}

.referral-section h2 i {
    color: #53FECD;
    font-size: 32px;
}

.referral-rewards-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.reward-card {
    background: transparent;
    border: 1px solid rgba(83, 254, 205, 0.3);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    color: #ffffff;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.reward-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(83, 254, 205, 0.3);
}

.reward-icon {
    width: 40px;
    height: 40px;
    background: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    flex-shrink: 0;
}

.reward-content h4 {
    font-size: 16px;
    margin-bottom: 8px;
    font-weight: 600;
}

.reward-value {
    font-size: 24px;
    font-weight: 700;
    color: #ffd700;
}

.leaderboard-container {
    margin: 40px 0;
}

.leaderboard-container h3 {
    color: #ffffff;
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.leaderboard-container h3 i {
    color: #ffd700;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(30, 40, 70, 0.6);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.leaderboard-table thead {
    background: linear-gradient(135deg, #53FECD 0%, #2C74C9 100%);
}

.leaderboard-table thead th {
    color: #ffffff;
    padding: 16px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
}

.leaderboard-table tbody tr {
    border-bottom: 1px solid rgba(83, 254, 205, 0.1);
    transition: background-color 0.2s ease;
}

.leaderboard-table tbody tr:hover {
    background-color: rgba(83, 254, 205, 0.1);
}

.leaderboard-table tbody tr:last-child {
    border-bottom: none;
}

.leaderboard-table tbody td {
    padding: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
}

.current-user-row {
    background-color: rgba(83, 254, 205, 0.2) !important;
    font-weight: 600;
}

.current-user-row:hover {
    background-color: rgba(83, 254, 205, 0.3) !important;
}

.rank-cell {
    width: 80px;
    text-align: center;
}

.rank-icon {
    font-size: 24px;
}

.rank-icon.gold {
    color: #ffd700;
}

.rank-icon.silver {
    color: #c0c0c0;
}

.rank-icon.bronze {
    color: #cd7f32;
}

.rank-number {
    color: #6c757d;
    font-weight: 600;
    font-size: 16px;
}

.user-cell {
    font-weight: 500;
}

.vip-cell {
    color: #667eea;
    font-weight: 600;
}

.exp-cell {
    color: #38ef7d;
    font-weight: 600;
}

.my-referral-stats {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 30px 0;
    margin-top: 30px;
}

.my-referral-stats h4 {
    color: #ffffff;
    font-size: 20px;
    margin-bottom: 25px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.15);
    padding: 20px;
    border-radius: 10px;
}

.stat-value {
    color: #ffffff;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
}

.referral-code-section {
    margin-top: 25px;
}

.referral-code-section label {
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
}

.referral-hint {
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    margin-bottom: 15px;
    line-height: 1.5;
}

.code-display-group {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 紧凑型布局 - 水平排列 */
.code-display-group.code-display-compact {
    flex-direction: row;
    gap: 12px;
}

.code-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px;
    border-radius: 8px;
}

.code-display-compact .code-item {
    flex: 1;
}

.code-label {
    color: #ffffff;
    font-size: 13px;
    font-weight: 600;
    min-width: 70px;
}

.code-item input {
    flex: 1;
    padding: 10px 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.95);
    color: #2c3e50;
    font-size: 14px;
    font-weight: 600;
    font-family: monospace;
}

.code-display-compact .code-item input {
    max-width: 180px;
}

.code-item input:focus {
    outline: none;
    border-color: #ffffff;
    background: #ffffff;
}

.btn-copy {
    padding: 12px 24px;
    background: linear-gradient(90deg, #53FECD 0%, #2C74C9 100%);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.btn-copy:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(83, 254, 205, 0.4);
}

.btn-copy.copied {
    background: #38ef7d;
    color: #ffffff;
}

/* ========================================
   Responsive Styles
   ======================================== */
@media (max-width: 1024px) {
    .upgrade-progress-timeline {
        flex-wrap: wrap;
        justify-content: center;
    }

    .level-node {
        min-width: 120px;
        margin-bottom: 30px;
    }

    .node-connector {
        display: none;
    }
}

@media (max-width: 768px) {
    .upgrade-package-section,
    .referral-section {
        padding: 25px;
    }

    .upgrade-package-section h2,
    .referral-section h2 {
        font-size: 22px;
    }

    .upgrade-progress-timeline {
        flex-direction: column;
        align-items: center;
    }

    .level-node {
        width: 100%;
        max-width: 300px;
    }

    .leaderboard-table {
        font-size: 13px;
    }

    .leaderboard-table thead th,
    .leaderboard-table tbody td {
        padding: 10px 8px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .code-item {
        flex-wrap: wrap;
    }

    .code-label {
        min-width: 100%;
        margin-bottom: 5px;
    }

    .code-item .btn-copy {
        width: 100%;
        justify-content: center;
    }

    /* 移动端紧凑布局恢复垂直排列 */
    .code-display-group.code-display-compact {
        flex-direction: column;
    }

    .code-display-compact .code-item input {
        max-width: none;
    }
}