.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(0, 0, 0, 0.1);
    z-index: 9999;
}

.progress-bar {
    height: 100%;
    background: var(--zen-primary, #d4af37);
    width: 0;
    transition: width .1s;
}

.dark-mode .progress-container {
    background: rgba(255, 255, 255, 0.1);
}

.reward-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
}

.reward-content {
    background-color: #fefefe;
    margin: 10% auto;
    padding: 24px;
    border: 1px solid #888;
    width: 90%;
    max-width: 480px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: fadeIn 0.3s ease;
}

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

.dark-mode .reward-content {
    background-color: #2a2a2a;
    border-color: #444;
}

.close-modal {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close-modal:hover,
.close-modal:focus {
    color: #000;
    text-decoration: none;
}

.dark-mode .close-modal {
    color: #888;
}

.dark-mode .close-modal:hover {
    color: #fff;
}

.reward-title {
    font-size: 18px;
    margin: 0 0 20px;
    color: #d4af37;
}

.qr-container {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.qr-item {
    text-align: center;
}

.qr-item img {
    width: 180px;
    height: 180px;
    border-radius: 8px;
    margin-bottom: 8px;
}

.qr-item b {
    display: block;
    font-size: 13px;
    color: #666;
}

.dark-mode .qr-item b {
    color: #aaa;
}

.reward-notice-text {
    margin-top: 16px;
    font-size: 14px;
    color: #888;
}

.reward-footer {
    margin-top: 8px;
    font-size: 12px;
    color: #999;
}