* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

header p {
    font-size: 1.2em;
    opacity: 0.9;
}

.ticket-form {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    margin-bottom: 30px;
}

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

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #555;
}

input, select {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

input:focus, select:focus {
    outline: none;
    border-color: #667eea;
}

.total-price {
    text-align: center;
    font-size: 1.5em;
    font-weight: bold;
    color: #667eea;
    margin: 20px 0;
    padding: 15px;
    background: #f8f9ff;
    border-radius: 8px;
}

.generate-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s;
}

.generate-btn:hover {
    transform: translateY(-2px);
}

.result {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    text-align: center;
}

.result h2 {
    color: #4CAF50;
    margin-bottom: 20px;
}

.ticket-images {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin: 20px 0;
}

.ticket-preview {
    max-width: 200px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.ad-section {
    margin: 30px 0;
    padding: 20px;
    background: #fff3cd;
    border-radius: 8px;
    border: 1px solid #ffeaa7;
}

.ad-banner p {
    margin-bottom: 15px;
    color: #856404;
}

.ad-btn {
    background: #ff6b6b;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
}

.ad-btn:hover {
    background: #ff5252;
}

.download-btn {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    margin-bottom: 15px;
}

.unique-code {
    font-size: 14px;
    color: #666;
    font-family: monospace;
}

footer {
    text-align: center;
    margin-top: 40px;
    /* padding: 20px; */
    color: white;
    opacity: 0.8;
}

#footer_str {
    text-align: center;
    margin-top: 15px;
    padding: 10px;
    color: white;
}

.grid {
    display: grid
;
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gap-1 {
    gap: .25rem;
}

.text-wihte-300 {
    text-decoration: none;
    color: #fff;
}

a:hover {
    text-decoration: none;
    font-weight: bold   ;
    color: rgb(150, 151, 245); /* 鼠标悬停时链接文字变为蓝色 */
}


.admin-link {
    color: #FFD700;
    text-decoration: none;
    margin-left: 20px;
}

/* 管理后台样式 */
.admin-main {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.admin-section {
    padding: 30px;
    border-bottom: 1px solid #eee;
}

.admin-section:last-child {
    border-bottom: none;
}

.admin-section h2 {
    margin-bottom: 20px;
    color: #333;
}

.admin-form {
    max-width: 600px;
}

.admin-btn {
    background: #667eea;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

.back-btn {
    color: white;
    text-decoration: none;
    background: rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: 20px;
    transition: background 0.3s;
}

.back-btn:hover {
    background: rgba(255,255,255,0.3);
}

.concerts-list, .tickets-list {
    display: grid;
    gap: 15px;
}

.concert-item, .ticket-item {
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #f9f9f9;
}

.concert-item h3, .ticket-item h3 {
    margin-bottom: 10px;
    color: #333;
}

.concert-item p, .ticket-item p {
    margin: 5px 0;
    color: #666;
}

.delete-btn {
    background: #ff4757;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.delete-btn:hover {
    background: #ff3742;
}

/* 搜索表单样式 */
.search-form {
    margin-bottom: 20px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 5px;
}

/* 分页控件样式 */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    gap: 10px;
}

.pagination-btn {
    padding: 5px 15px;
    background-color: #4a76a8;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.pagination-btn:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#pageInfo {
    margin: 0 10px;
}

/* 门票操作按钮 */
.ticket-actions {
    margin-top: 10px;
    display: flex;
    gap: 10px;
}

.small-btn {
    padding: 5px 10px;
    font-size: 0.9em;
}

.secondary-btn {
    background-color: #6c757d;
}

/* 加载状态 */
.loading-message {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5em;
    z-index: 1000;
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .ticket-images {
        flex-direction: column;
        align-items: center;
    }
    
    header h1 {
        font-size: 2em;
    }
}