/* 全局和基本样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 50px;
    margin: 0;
    min-height: 100vh;
}

.main-container {
    width: 100%;
    max-width: 550px;
}

/* 头部 */
.app-header {
    text-align: center;
    margin-bottom: 30px;
}

.app-header .logo {
    width: 120px; /* 示例尺寸 */
    height: auto;
    margin-bottom: 10px;
}

.app-header h1 {
    font-size: 24px;
    color: #333;
    margin: 0;
}

.app-header p {
    font-size: 16px;
    color: #666;
    margin-top: 5px;
}

/* 进度条 */
.progress-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #aaa;
}

.step.active {
    color: #0d6efd;
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #ccc;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    border: 2px solid #ccc;
}

.step.active .step-number {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.step-label {
    margin-top: 8px;
    font-size: 14px;
}

.step-connector {
    width: 80px;
    height: 2px;
    background-color: #ccc;
    margin: 0 15px;
    transform: translateY(-10px);
}

/* 内容框 */
.content-box, .status-query-box {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.content-box h2, .status-query-box h2 {
    font-size: 20px;
    margin-top: 0;
    margin-bottom: 20px;
    text-align: left;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group label span {
    color: #dc3545;
}

.form-group input[type="text"], .form-group input[type="email"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    box-sizing: border-box;
}

.form-group input[type="text"]:focus, .form-group input[type="email"]:focus {
    outline: none;
    border-color: #0d6efd;
    box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.25);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #888;
}

/* 按钮 */
.btn {
    display: inline-block;
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    text-align: center;
    box-sizing: border-box;
}

.btn-primary {
    background-color: #0d6efd;
    color: white;
}

.btn-primary:hover {
    background-color: #0b5ed7;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
    margin-top: 10px;
}

/* 步骤2确认页面 */
#step-2 p {
    font-size: 16px;
}
.email-confirm-address {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin: 20px 0;
    text-align: center;
}

.email-confirm-address strong {
    font-size: 18px;
    color: #333;
}

/* 状态查询框 */
.status-query-box {
    margin-top: 20px;
}

.status-query-form {
    display: flex;
    gap: 10px;
}

.status-query-form input {
    flex-grow: 1;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
}

.status-query-form button {
    width: auto;
    flex-shrink: 0;
}

.toggle-link {
    display: block;
    text-align: center;
    margin-top: 15px;
    color: #6c757d;
    text-decoration: none;
}

/* --- 响应式设计 --- */
@media (max-width: 768px) {
    body {
        padding-top: 20px;
    }
    .main-container {
        padding: 0 15px;
    }
    .content-box, .status-query-box {
        padding: 20px;
    }
    .progress-bar {
        width: 90%;
        margin-left: auto;
        margin-right: auto;
    }
    .step-connector {
        width: 20%;
    }
    .order-details dl {
        grid-template-columns: 90px 1fr; /* 在手机上缩小标签列的宽度 */
    }
    .modal-content {
        width: 95%;
        padding: 15px;
    }
}