body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #ffffff;
}

#container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 10px;
}

h1 {
    font-size: 24px;
    margin: 10px 0;
}

h1 a {
    color: #333;
    text-decoration: none;
}

h1 a:hover {
    text-decoration: underline;
}

.gray {
    background-color: #f5f5f5;
    padding: 10px;
    margin: 10px 0px;
    border-radius: 5px;
}

.gray p {
    margin: 5px 0;
    text-align: center;
}

.gray ul {
    list-style: none;
    padding: 0;
    margin: 10px 0;
}

.gray ul li {
    margin: 5px 0;
}

#header {
    margin: 20px 0;
}

#main {
    margin: 20px 0;
}

#main p {
    margin: 10px 0;
    line-height: 1.8;
}

#main ul {
    margin: 10px 0;
    padding-left: 20px;
}

#main li {
    margin: 5px 0;
    line-height: 1.8;
}

ul {
    margin-top: 5px;
    list-style-type: none;
}

li {
    font-size: 90%;
    line-height: 200%;
}

li img {
    border-radius: 20px;
}

.additional {
    font-size: 85%;
    color: #666;
}

p.additional {
    background-color: #f9f9f9;
    padding: 8px;
    border-radius: 5px;
    margin: 8px 0;
}

#yomikata {
    font-size: 24px;
    padding: 15px;
    margin: 15px 0;
    background-color: #f0f8ff;
    box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
    border-radius: 10px;
    text-align: center;
}

#yomikata a {
    color: #0066cc;
    margin: 0 5px;
}

#yomikata a:hover {
    text-decoration: underline;
}

#audio {
    vertical-align: middle;
    margin-left: 10px;
}

#audio-ch {
    text-align: center;
    margin: 15px 0;
}

.from_user {
    background-color: #fff9e6;
    padding: 10px;
    box-shadow: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
    border-radius: 10px;
    margin: 15px 0;
}

.from_user a {
    color: #996633;
    display: block;
    margin: 5px 0;
}

p a {
    color: #0066cc;
    display: inline-block;
    word-wrap: break-word;
    max-width: 100%;
}

p a:hover {
    text-decoration: underline;
}

a {
    text-decoration: none;
}

#footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
    text-align: center;
    font-size: 85%;
    color: #666;
}

#footer a, p a {
    line-height: 200%;
}

.emoji a {
    font-size: 150%;
}

.emoji a.additional {
    font-size: 80%;
}

.fixed {
    height: 375px;
    margin: 20px 0;
    text-align: center;
}

form {
    margin: 20px 0;
    text-align: center;
}

form label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
}

.input_main {
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 18px;
    width: 300px;
    max-width: 80%;
}

.input_main:focus {
    outline: none;
    border-color: #4CAF50;
}

.submit_main {
    padding: 10px 30px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    cursor: pointer;
    margin-left: 10px;
}

.submit_main:hover {
    background-color: #45a049;
}

.searchbox {
    font-size: 1.2em;
    padding: 5px;
    width: 300px;
    max-width: 50%;
}

.vote-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 15px 0;
}

.vote-button {
    cursor: pointer;
    font-size: 30px;
    padding: 5px 15px;
    border-radius: 5px;
    transition: transform 0.2s;
}

.vote-button:hover {
    transform: scale(1.2);
}

#thank-you-message {
    margin-top: 10px;
    font-size: 16px;
    color: green;
    display: none;
    text-align: center;
}

.rounded-svg-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.rounded-svg {
    background-color: #f5f5f5;
    padding: 20px;
    border-radius: 10px;
    display: inline-block;
}

.blur {
    filter: blur(8px);
    transition: filter 0.3s;
}

.blur:hover {
    filter: blur(0);
}

ul.today_list {
    position: relative;
    padding: 0;
    list-style-type: none;
}

ul.today_list li {
    padding: 0.5em;
    margin-bottom: 3px;
    line-height: 1.5;
    border: solid 3px #dcdcdc;
    background-color: #ffffff;
}

/* Module styles for sidebar content */
.module {
    background-color: #f9f9f9;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
}

.module > div:first-child {
    font-weight: bold;
    margin-bottom: 10px;
    text-align: center;
    font-size: 16px;
}

.module ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.module li {
    padding: 5px 0;
    font-size: 90%;
}

.module a {
    color: #0066cc;
}

.module a:hover {
    text-decoration: underline;
}

#todayWhatDay {
    background-color: #fff9e6;
    border: 1px solid #ffd700;
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
    text-align: center;
}

#todayWhatDay span {
    font-weight: bold;
    display: block;
    margin-bottom: 10px;
}

#todayWhatDay img {
    max-width: 200px;
    border-radius: 10px;
    margin: 10px 0;
}

.tcolor {
    background-color: #f5f5f5;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    text-align: center;
}

.tcolor > div {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    margin: 5px 0;
}

/* 関連リンク */
.related-links {
    margin: 20px 0;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 10px;
    border: 1px solid #e0e0e0;
}

.related-links h3 {
    margin: 0 0 15px 0;
    font-size: 18px;
    text-align: center;
    color: #333;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    max-width: 400px;
    margin: 0 auto;
}

.related-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px 10px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    color: #333;
}

.related-link:hover {
    background-color: #f0f8ff;
    border-color: #4CAF50;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.related-link .icon {
    font-size: 24px;
    margin-bottom: 5px;
}

.related-link .text {
    font-size: 14px;
    text-align: center;
}

/* カテゴリータブ */
.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
    padding: 15px;
    background-color: #f5f5f5;
    border-radius: 10px;
}

.category-tab {
    padding: 10px 20px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 20px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    font-size: 14px;
}

.category-tab:hover, .category-tab.active {
    background-color: #4CAF50;
    color: white;
    border-color: #4CAF50;
}

/* 評価フォーム */
.feedback-form {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    z-index: 1000;
    max-width: 300px;
}

.feedback-form h3 {
    margin: 0 0 15px 0;
    font-size: 16px;
}

.star-rating {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin: 15px 0;
}

.star {
    font-size: 28px;
    cursor: pointer;
    color: #ddd;
    transition: color 0.2s;
}

.star:hover {
    color: #ffd700;
}

.feedback-form textarea {
    width: 100%;
    height: 60px;
    padding: 8px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
    resize: none;
}

.feedback-form button {
    padding: 8px 16px;
    margin: 5px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.feedback-form button:first-of-type {
    background-color: #4CAF50;
    color: white;
}

.feedback-form button:last-of-type {
    background-color: #f5f5f5;
    color: #333;
}


@media screen and (max-device-width: 768px) {
    .links-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .related-link {
        padding: 10px 5px;
    }
    
    .related-link .text {
        font-size: 12px;
    }
    
    .feedback-form {
        bottom: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
    }
}

@media screen and (max-device-width: 480px) {
    h1 {
        font-size: 20px;
    }
    
    #container {
        width: 95%;
        font-size: 120%;
    }
    
    .input_main {
        width: 200px;
    }
    
    .submit_main {
        display: block;
        margin: 10px auto;
    }
    
    #yomikata {
        font-size: 20px;
        padding: 10px;
    }
}