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

body {
    font-family: "Microsoft YaHei", "SimSun", serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    min-height: 100vh;
}

header {
    text-align: center;
    padding: 40px 0;
    border-bottom: 3px solid #d32f2f;
    margin-bottom: 40px;
}

h1 {
    font-size: 3em;
    color: #d32f2f;
    margin-bottom: 10px;
    font-weight: bold;
}

.subtitle {
    font-size: 1.2em;
    color: #666;
}

.search-box {
    display: flex;
    gap: 10px;
    margin-bottom: 40px;
    justify-content: center;
}

#searchInput {
    flex: 1;
    max-width: 400px;
    padding: 15px;
    font-size: 1.2em;
    border: 2px solid #ddd;
    border-radius: 5px;
    text-align: center;
}

#searchInput:focus {
    outline: none;
    border-color: #d32f2f;
}

button {
    padding: 15px 40px;
    font-size: 1.1em;
    background-color: #d32f2f;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #b71c1c;
}

.result {
    margin-bottom: 40px;
    padding: 30px;
    background-color: #fafafa;
    border-radius: 8px;
    min-height: 200px;
}

.welcome {
    text-align: center;
    padding: 40px 0;
}

.welcome p {
    font-size: 1.3em;
    color: #666;
    margin-bottom: 10px;
}

.hint {
    font-size: 1em !important;
    color: #999 !important;
}

.char-display {
    text-align: center;
}

.main-char {
    font-size: 6em;
    color: #d32f2f;
    margin: 20px 0;
    font-weight: bold;
}

.char-info {
    text-align: left;
    margin-top: 30px;
}

.info-item {
    margin-bottom: 20px;
    padding: 15px;
    background-color: white;
    border-radius: 5px;
    border-left: 4px solid #d32f2f;
}

.info-label {
    font-weight: bold;
    color: #d32f2f;
    margin-bottom: 8px;
    font-size: 1.1em;
}

.info-content {
    color: #333;
    font-size: 1.05em;
    line-height: 1.8;
}

.dictionary-list {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 2px solid #eee;
}

.dictionary-list h2 {
    color: #d32f2f;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.char-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.char-item {
    padding: 20px;
    text-align: center;
    background-color: #fafafa;
    border: 2px solid #eee;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 2em;
    color: #333;
}

.char-item:hover {
    background-color: #d32f2f;
    color: white;
    border-color: #d32f2f;
    transform: translateY(-2px);
}

footer {
    margin-top: 50px;
    padding: 30px 0;
    text-align: center;
    color: #999;
    border-top: 2px solid #eee;
}

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

    h1 {
        font-size: 2em;
    }

    .main-char {
        font-size: 4em;
    }

    .char-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
        gap: 10px;
    }

    .char-item {
        padding: 15px;
        font-size: 1.5em;
    }
}