/* ==================== 实在传奇物品交易公示站 - 独立样式 ==================== */

/* 顶部导航栏 */
.trade-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title {
    margin: 0;
    font-size: 24px;
    font-weight: bold;
    color: white !important;
}

.back-link {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: all 0.3s;
    font-size: 14px;
}

.back-link:hover {
    background: rgba(255, 255, 255, 0.3);
    text-decoration: none;
}

/* 登录提示面板 */
#trade-login-prompt {
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 8px;
    margin-bottom: 20px;
}

.login-prompt-content h2 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.login-prompt-content p {
    color: #666;
    font-size: 16px;
    margin-bottom: 25px;
}

.btn-large {
    padding: 15px 40px;
    font-size: 18px;
    font-weight: bold;
}

/* 标签页样式优化 */
.trade-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid #eef5f8;
    flex-wrap: wrap;
    background: #f8f9fa;
    padding: 10px;
    border-radius: 8px 8px 0 0;
}

.tab-btn {
    padding: 12px 20px;
    background: white;
    border: 1px solid #ddd;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s;
    font-size: 15px;
    font-weight: 500;
}

.tab-btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.tab-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* 筛选栏优化 */
.trade-filter {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
}

.trade-filter input,
.trade-filter select {
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    background: white;
}

.trade-filter input[type="text"] {
    width: 250px;
    flex: 1;
    min-width: 200px;
}

.trade-filter select {
    min-width: 150px;
    cursor: pointer;
}

.btn-search {
    padding: 10px 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
}

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

/* 物品列表优化 */
.trade-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.trade-item {
    border: 1px solid #eef5f8;
    border-radius: 8px;
    padding: 15px;
    background: white;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.trade-item:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
    border-color: #667eea;
}

.trade-item img {
    width: 100%;
    height: 220px;
    object-fit: contain;  /* 改为 contain 使图片完整显示 */
    border-radius: 6px;
    margin-bottom: 12px;
    background: #f5f5f5;
    display: block;
    margin-left: auto;
    margin-right: auto;  /* 居中显示 */
}

.trade-item h4 {
    margin: 10px 0;
    color: #2c3e50;
    font-size: 17px;
    font-weight: 600;
}

.trade-item p {
    margin: 6px 0;
    font-size: 14px;
    color: #666;
}

.trade-item small {
    color: #999;
    font-size: 12px;
}

/* 空状态优化 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
    background: #f8f9fa;
    border-radius: 8px;
    grid-column: 1/-1 !important;
}

.empty-state p {
    margin: 10px 0;
}

.empty-state button {
    margin-top: 15px;
}

/* 表单容器 */
.form-container {
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.trade-form .form-group {
    margin-bottom: 18px;
}

.trade-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 14px;
}

.trade-form input,
.trade-form select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    box-sizing: border-box;
    font-size: 14px;
    transition: border-color 0.3s;
}

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

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.form-actions button {
    flex: 1;
    padding: 12px;
    font-size: 15px;
    font-weight: 500;
}

/* 用户信息面板 */
.user-info {
    padding: 30px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 8px;
    text-align: center;
}

.user-info h3 {
    color: #2c3e50;
    margin-bottom: 20px;
}

.user-info p {
    font-size: 16px;
    margin: 15px 0;
}

.user-info button {
    margin-top: 20px;
    padding: 12px 30px;
    font-size: 15px;
}

/* 弹窗优化 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    display: none;
    backdrop-filter: blur(3px);
}

.modal.show {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

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

.modal-content {
    background: white;
    max-width: 500px;
    margin: 60px auto;
    padding: 40px;
    border-radius: 12px;
    position: relative;
    animation: slideIn 0.3s ease-out;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-large {
    max-width: 600px;
}

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

.close {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 28px;
    cursor: pointer;
    color: #999;
    transition: color 0.3s;
    width: 30px;
    height: 30px;
    line-height: 1;
}

.close:hover {
    color: #333;
}

/* 登录和注册表单样式优化 */
#login-form .form-group,
#register-form .form-group {
    margin-bottom: 20px;
}

#login-form label,
#register-form label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 16px;
}

#login-form input,
#register-form input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 15px;
    transition: border-color 0.3s;
}

#login-form input:focus,
#register-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

#login-form button[type="submit"],
#register-form button[type="submit"],
#login-form button[type="button"],
#register-form button[type="button"] {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    margin-top: 10px;
}

/* 按钮样式优化 */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 15px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #6c757d;
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 15px;
    font-weight: 500;
}

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 15px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(245, 87, 108, 0.3);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #f5576c 0%, #f093fb 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(245, 87, 108, 0.4);
}

/* 分页控件优化 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.pagination button {
    padding: 8px 14px;
    border: 1px solid #ddd;
    background: white;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s;
    font-size: 14px;
}

.pagination button:hover {
    background: #f8f9fa;
    border-color: #667eea;
    transform: translateY(-2px);
}

.pagination button.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* 风险声明优化 */
.trade-risk-notice {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    padding: 20px;
    border-radius: 8px;
    margin-top: 25px;
    border-left: 5px solid #ffc107;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.trade-risk-notice p {
    color: #856404;
    font-size: 14px;
    margin: 0;
    line-height: 1.8;
}

/* 底部信息 */
.trade-footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 25px 15px;
    margin-top: 40px;
}

.trade-footer p {
    margin: 5px 0;
    font-size: 14px;
}

.trade-footer a {
    color: #667eea;
    text-decoration: none;
}

.trade-footer a:hover {
    text-decoration: underline;
}

/* 物品详情样式 */
#goods-detail-content {
    max-height: 70vh;
    overflow-y: auto;
}

#goods-detail-content img {
    max-width: 100%;
    border-radius: 8px;
    margin: 20px 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

#goods-detail-content p {
    margin: 15px 0;
    line-height: 2;
    font-size: 15px;
}

#goods-detail-content strong {
    color: #2c3e50;
    font-weight: 600;
}

#goods-detail-content h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 22px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .site-title {
        font-size: 20px;
        text-align: center;
    }
    
    .trade-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
        text-align: center;
    }
    
    .trade-filter {
        flex-direction: column;
    }
    
    .trade-filter input,
    .trade-filter select,
    .trade-filter button {
        width: 100%;
    }
    
    .trade-filter input[type="text"] {
        width: 100%;
    }
    
    .trade-list {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: 20px auto;
        max-width: 90%;
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
    
    .login-prompt-content h2 {
        font-size: 20px;
    }
    
    .login-prompt-content p {
        font-size: 14px;
    }
}

/* Toast 提示样式 */
.toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 14px 28px;
    border-radius: 8px;
    z-index: 9999;
    font-size: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    animation: toastSlide 0.3s ease-out;
}

@keyframes toastSlide {
    from {
        transform: translateX(-50%) translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}