/* 公共样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.5;
    background-image: linear-gradient(135deg, #972E33 0%, #7a2328 100%);
    min-height: 100vh
}

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

h1 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 30px;
    color: #FFFFFF;
    font-weight: 600;
}

.form-card {
    background: #fff;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 15px;
    font-weight: 500;
    color: #333;
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="password"],
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d9d9d9;
    border-radius: 6px;
    font-size: 15px;
    transition: border-color 0.3s, box-shadow 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1890ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #972E33, #A1753F);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(151, 46, 51, 0.4);
}

.btn-submit:hover {
    background-color: #40a9ff;
}

.btn-submit:active {
    background-color: #096dd9;
}

.note {
    margin-top: 20px;
    padding: 12px 16px;
    background-color: #f6ffed;
    border: 1px solid #b7eb8f;
    border-radius: 6px;
    font-size: 13px;
    color: #389e0d;
}

.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background-color: #f6ffed;
    border: 1px solid #b7eb8f;
    color: #389e0d;
}

.alert-error {
    background-color: #fff2f0;
    border: 1px solid #ffccc7;
    color: #cf1322;
}

/* Toast 提示 */
.toast {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: #fff;
    border: 1px solid #ffccc7;
    color: #cf1322;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

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

/* 后台管理样式 */
.admin-body {
    background-color: #f0f2f5;
}

.admin-header {
    background-color: #fff;
    padding: 16px 24px;
    border-bottom: 1px solid #e8e8e8;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-header h2 {
    font-size: 18px;
    color: #333;
}

.admin-container {
    max-width: 1200px;
    margin: 24px auto;
    padding: 0 24px;
}

.admin-card {
    background: #fff;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
}

th {
    background-color: #fafafa;
    font-weight: 600;
    color: #666;
    white-space: nowrap;
}

tr:hover td {
    background-color: #fafafa;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.btn-export {
    display: inline-block;
    padding: 8px 16px;
    background-color: #52c41a;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: background-color 0.3s;
}

.btn-export:hover {
    background-color: #73d13d;
}

.btn-logout {
    padding: 6px 16px;
    background-color: transparent;
    border: 1px solid #d9d9d9;
    color: #666;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.3s;
}

.btn-logout:hover {
    border-color: #1890ff;
    color: #1890ff;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.stats {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
}

.stat-item {
    background: #fff;
    border-radius: 8px;
    padding: 20px 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    flex: 1;
}

.stat-label {
    font-size: 13px;
    color: #999;
    margin-bottom: 4px;
}

.stat-value {
    font-size: 24px;
    font-weight: 600;
    color: #333;
}

@media (max-width: 768px) {
    .container {
        padding: 12px;
    }
    .form-card {
        padding: 24px;
    }
    h1 {
        font-size: 20px;
    }
    .admin-container {
        padding: 0 12px;
    }
    .stats {
        flex-direction: column;
    }
    th, td {
        padding: 10px;
        font-size: 13px;
    }
}