/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 0 15px;
}

/* 导航栏样式 */
nav {
    background-color: #35424a;
    color: white;
    padding: 1rem 0;
}

nav .container {
    display: flex;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    color: #e8491d;
}

/* 内容区域样式 */
.home-content {
    padding: 2rem 0;
    text-align: center;
}

.home-content h1 {
    margin-bottom: 1rem;
    color: #35424a;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.feature {
    background: white;
    padding: 1.5rem;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

/* 表单样式 */
form {
    max-width: 680px;
    margin: 2rem auto;
    background: white;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
}

input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

button {
    display: block;
    width: 100%;
    padding: 0.7rem;
    background: #35424a;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background: #e8491d;
}

/* 提示消息样式 */
.flash {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 4px;
    background-color: #d4edda;
    color: #155724;
}