/* ========================================
   预约体验页面样式
======================================== */

/* 全局基础 */
body {
    font-family: "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
    margin: 0;
}

/* 容器 */
.booking-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 60px 20px;
    background: #fff;
    min-height: 100vh;
}

/* 标题 */
.booking-title {
    font-size: 28px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 12px;
    color: #1f2937;
}

.booking-subtitle {
    font-size: 15px;
    color: #6b7280;
    text-align: center;
    margin-bottom: 40px;
}

/* 表单 */
.booking-form {
    background: #fff;
    border-radius: 12px;
    padding: 0;
}

/* 表单组 */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 8px;
}

.required {
    color: #dc2626;
    font-weight: 400;
    margin-left: 2px;
}

/* 输入框 */
.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="datetime-local"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    color: #374151;
    background-color: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
    font-family: inherit;
}

.form-group input[type="text"]:focus,
.form-group input[type="tel"]:focus,
.form-group input[type="datetime-local"]:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group input[type="text"]::placeholder,
.form-group input[type="tel"]::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* 产品标签 */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    display: inline-block;
    padding: 8px 16px;
    background-color: #f3f4f6;
    color: #4b5563;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    user-select: none;
}

.tag:hover {
    background-color: #e5e7eb;
    color: #1f2937;
}

.tag.selected {
    background-color: #3b82f6;
    color: #fff;
    border-color: #3b82f6;
}

.tag.selected:hover {
    background-color: #2563eb;
}

/* 提交按钮 */
.submit-btn {
    width: 100%;
    padding: 14px 32px;
    background-color: #3b82f6;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 8px;
}

.submit-btn:hover:not(:disabled) {
    background-color: #2563eb;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    transform: translateY(-1px);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    background-color: #9ca3af;
    cursor: not-allowed;
    opacity: 0.7;
}

/* ========================================
   响应式适配
======================================== */
@media (max-width: 768px) {
    .booking-container {
        padding: 40px 16px;
    }

    .booking-title {
        font-size: 24px;
    }

    .booking-subtitle {
        font-size: 14px;
        margin-bottom: 30px;
    }

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

    .form-group input[type="text"],
    .form-group input[type="tel"],
    .form-group input[type="datetime-local"],
    .form-group select,
    .form-group textarea {
        padding: 10px 14px;
        font-size: 14px;
    }

    .tags {
        gap: 8px;
    }

    .tag {
        padding: 6px 14px;
        font-size: 13px;
    }

    .submit-btn {
        padding: 12px 28px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .booking-container {
        padding: 30px 14px;
    }

    .booking-title {
        font-size: 20px;
    }

    .form-group input[type="text"],
    .form-group input[type="tel"],
    .form-group input[type="datetime-local"],
    .form-group select,
    .form-group textarea {
        font-size: 15px;
    }
}