/* ==========================================================================
   Lucky Draw 抽奖管理系统 - 通用样式
   ========================================================================== */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 卡片 */
.card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

/* 按钮 */
.btn {
    display: inline-block;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-success {
    background: #52c41a;
    color: #fff;
}

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

.btn-warning {
    background: #faad14;
    color: #fff;
}

.btn-warning:hover {
    background: #ffc53d;
}

.btn-danger {
    background: #ff4d4f;
    color: #fff;
}

.btn-danger:hover {
    background: #ff7875;
}

.btn-info {
    background: #1890ff;
    color: #fff;
}

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

.btn-secondary {
    background: #d9d9d9;
    color: #595959;
}

.btn-secondary:hover {
    background: #bfbfbf;
}

.btn-sm {
    padding: 4px 8px;
    font-size: 12px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 16px;
}

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

/* 表单 */
.form-group {
    margin-bottom: 15px;
}

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #595959;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    outline: none;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.form-control:disabled {
    background-color: #f5f5f5;
    cursor: not-allowed;
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    min-height: 80px;
    resize: vertical;
}

.form-row {
    display: flex;
    gap: 15px;
}

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

/* 表格 */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

table thead {
    background-color: #fafafa;
}

table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: #262626;
    border-bottom: 2px solid #f0f0f0;
}

table td {
    padding: 12px;
    border-bottom: 1px solid #f0f0f0;
}

table tbody tr:hover {
    background-color: #fafafa;
}

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

/* 徽章 */
.badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 12px;
    white-space: nowrap;
}

.badge-success {
    background: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.badge-warning {
    background: #fffbe6;
    color: #faad14;
    border: 1px solid #ffe58f;
}

.badge-danger {
    background: #fff1f0;
    color: #ff4d4f;
    border: 1px solid #ffccc7;
}

.badge-info {
    background: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

.badge-secondary {
    background: #fafafa;
    color: #595959;
    border: 1px solid #d9d9d9;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

.modal.active,
.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fff;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    font-size: 24px;
    color: #8c8c8c;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    width: 30px;
    height: 30px;
    line-height: 1;
}

.modal-close:hover {
    color: #262626;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* 消息提示 */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 15px;
}

.alert-success {
    background: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.alert-warning {
    background: #fffbe6;
    color: #faad14;
    border: 1px solid #ffe58f;
}

.alert-danger {
    background: #fff1f0;
    color: #ff4d4f;
    border: 1px solid #ffccc7;
}

.alert-info {
    background: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f0f0f0;
    border-radius: 50%;
    border-top-color: #667eea;
    animation: spin 0.8s linear infinite;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5px;
    margin-top: 20px;
}

.pagination button {
    padding: 6px 12px;
    border: 1px solid #d9d9d9;
    background: #fff;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.pagination button:hover:not(:disabled) {
    border-color: #667eea;
    color: #667eea;
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button.active {
    background: #667eea;
    color: #fff;
    border-color: #667eea;
}

/* 工具类 */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.mt-10 {
    margin-top: 10px;
}

.mt-20 {
    margin-top: 20px;
}

.mb-10 {
    margin-bottom: 10px;
}

.mb-20 {
    margin-bottom: 20px;
}

.ml-10 {
    margin-left: 10px;
}

.mr-10 {
    margin-right: 10px;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-10 {
    gap: 10px;
}

.gap-20 {
    gap: 20px;
}

.hidden {
    display: none !important;
}

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

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

/* 响应式 */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .card {
        padding: 15px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .table-container {
        font-size: 12px;
    }

    table th,
    table td {
        padding: 8px;
    }

    .modal-content {
        width: 95%;
    }

    .btn-lg {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* 打印样式 */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        background: #fff;
    }

    .card {
        box-shadow: none;
        border: 1px solid #d9d9d9;
    }
}