/* スケジュール仕切り線 */
.schedule-divider {
        border: none;
        border-top: 1.5px solid #222;
        width: fit-content;
        min-width: 210px; /* 必要に応じて調整 */
        margin: 0.5em 0;
        align-self: flex-start;
}
/* スケジュール縦揃え用 */
.schedule-row {
    display: flex;
    gap: 1em;
    align-items: center;
    margin-bottom: 0.5em;
}
.label {
    min-width: 6em;
    font-weight: bold;
}
.time {
    flex: 1;
}
/* style.css */

/* --- 基本設定 --- */
:root {
    --main-font: 'M PLUS Rounded 1c', sans-serif;
    --title-font: 'M PLUS Rounded 1c', sans-serif;
    --accent-font: 'Poppins', sans-serif;

    /* カラーパレット */
    --primary-color: #0066cc;
    --secondary-color: #004499;
    --accent-color-shonan: #4db6d4;
    --accent-color-hiratsuka: #24a044;
    --text-color: #2c3e50;
    --background-color: #fff;
    --light-gray: #f5f7fa;
    --dark-gray: #5a6c7d;

    --header-height: 70px;
}

body {
    font-family: var(--main-font);
    font-weight: 400;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    overflow-x: hidden;
    /* ホーム以外は余白なし */
}

.hidden {
    display: none;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 15px;
}

h1, h2, h3, h4, h5, h6,
.hero-title,
.section-title,
.page-title,
.article-title {
    font-family: var(--title-font);
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 0;
}

h2.section-title {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 40px;
    color: var(--secondary-color);
    position: relative;
    padding-bottom: 10px;
}

h2.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--accent-color-shonan);
    margin: 10px auto 0;
    border-radius: 2px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-color-shonan);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

.content-section {
    padding: 60px 0;
}

.content-section:nth-child(odd) {
    background-color: var(--light-gray);
}

/* --- ローディング画面 --- */
#loader-bg {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: var(--primary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loader {
    font-size: 24px;
    color: white;
}

.loader span {
    display: inline-block;
}

/* --- ヘッダー --- */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
}

#header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
}

#header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px 15px 0;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    margin: 0;
    line-height: 1;
    margin-left: 20px;
}

.logo a {
    display: block;
    text-decoration: none;
}

.logo img {
    display: block;
    height: auto;
    max-width: 100%;
}

.gnav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

.gnav li {
    margin-left: 25px;
}

.gnav a {
    font-family: var(--main-font);
    font-weight: 500;
    font-size: 1em;
    color: var(--text-color);
    padding-bottom: 5px;
    position: relative;
}

.gnav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color-shonan);
    transition: width 0.3s ease;
}

.gnav a:hover::after {
    width: 100%;
}

/* ハンバーガーメニュー */
.hamburger-menu {
    display: none;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    z-index: 1001;
}

.hamburger-menu .material-symbols-outlined {
    font-size: 32px;
    color: var(--text-color);
}

/* --- ヒーローセクション --- */
.hero-section {
    color: white;
    text-align: center;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero-slider-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center center;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img,
.hero-slide video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    padding: 20px;
}

.hero-title {
    font-size: 3.2em;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
    white-space: nowrap;
}

.hero-subtitle {
    font-size: 1.7em;
    margin-bottom: 15px;
    color: #eee;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}

.hero-description {
    font-size: 1.15em;
    margin-bottom: 30px;
    color: #ddd;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}

.sp-only { display: none; }

@media (max-width: 768px) {
    .sp-only { display: block; }
    .hero-title {
        white-space: normal;
        font-size: 2.5em;
    }
    .hero-subtitle { font-size: 1.4em; }
    #header .container {
        padding: 10px 15px 10px 0;
    }
    
    .logo {
        margin-left: 15px;
    }
    
    .logo img {
        width: 270px;
    }

    .hamburger-menu {
        display: block;
        margin-right: 10px;
    }

    .hamburger-menu .icon-close {
        display: none;
    }

    .hamburger-menu.is-active .icon-menu {
        display: none;
    }

    .hamburger-menu.is-active .icon-close {
        display: block;
    }

    .gnav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        padding: 80px 20px 20px;
        transition: right 0.3s ease;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .gnav.is-active {
        right: 0;
    }

    .gnav ul {
        flex-direction: column;
        gap: 20px;
    }

    .gnav a {
        font-size: 1.1em;
        padding: 10px 0;
    }

    .hero-section {
        padding: 120px 0 80px;
        min-height: 60vh;
    }

    .hero-title {
        font-size: 2.2em;
    }

    .hero-subtitle {
        font-size: 1.3em;
    }

    .hero-description {
        font-size: 1em;
    }

    .event-grid {
        grid-template-columns: 1fr;
    }

    .footer-left, .footer-right {
        flex-basis: 100%;
        text-align: center;
        margin-bottom: 20px;
    }

    .footer-right {
        text-align: center;
    }

    .social-links li {
        margin: 0 10px;
    }
}

/* --- ボタン --- */
.btn {
    display: inline-block;
    padding: 12px 25px;
    font-size: 1em;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: 2px solid transparent;
    font-family: var(--main-font);
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--accent-color-shonan);
    color: white;
    border-color: var(--accent-color-shonan);
}

.btn-primary:hover {
    background-color: #47a9c4;
    border-color: #47a9c4;
    color: white;
}

.btn-secondary {
    background-color: var(--accent-color-hiratsuka);
    color: white;
    border-color: var(--accent-color-hiratsuka);
}

.btn-secondary:hover {
    background-color: #218838;
    border-color: #1e7e34;
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

/* --- お知らせセクション --- */
.news-list {
    margin-bottom: 30px;
}

.news-item {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px dashed var(--dark-gray);
}

.news-item:last-child {
    border-bottom: none;
}

.news-item a {
    display: block;
    text-decoration: none;
    color: var(--text-color);
}

.news-item a:hover h3 {
    color: var(--accent-color-shonan);
}

.news-item time {
    font-size: 0.9em;
    color: var(--dark-gray);
    margin-right: 15px;
    background-color: var(--accent-color-shonan);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
}

.news-item h3 {
    display: inline;
    font-size: 1.2em;
    margin: 0;
    color: var(--secondary-color);
}

/* --- 企画内容セクション --- */
.event-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.event-card {
    background-color: var(--background-color);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.event-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.event-card h3 {
    font-size: 1.5em;
    margin: 15px 20px 10px;
    color: var(--primary-color);
}

.event-card p {
    font-size: 0.95em;
    margin: 0 20px 15px;
    flex-grow: 1;
}

.event-card .btn-outline {
    margin: 0 20px 20px;
    align-self: flex-start;
}

/* --- アクセス、MAPセクションのプレースホルダー --- */
.map-placeholder, .map-preview-placeholder {
    background-color: #e9ecef;
    padding: 50px;
    text-align: center;
    color: var(--dark-gray);
    border-radius: 8px;
    margin: 30px 0;
}

/* --- マップコンテナ --- */
.map-container {
    width: 100%;
    margin: 30px 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.map-container iframe {
    display: block;
    width: 100%;
    height: 450px;
    border: none;
}

/* --- スケジュールセクション --- */
.schedule-highlight {
    background-color: #e3f2fd;
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
    border-left: 5px solid var(--accent-color-shonan);
}

.schedule-highlight p {
    margin-bottom: 10px;
}

.schedule-highlight p:last-child {
    margin-bottom: 0;
}

/* --- フッター --- */
#footer {
    background-color: var(--dark-gray);
    color: white;
    padding: 40px 0;
    width: 100%;
}

.footer-content {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    box-sizing: border-box;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
}

.footer-info {
    margin-bottom: 20px;
}

.footer-info p {
    margin: 5px 0;
}

.footer-contact {
    margin-bottom: 20px;
}

.footer-contact a {
    color: white;
    text-decoration: none;
    font-size: 1.2em;
    font-weight: 500;
}

.footer-contact a:hover {
    text-decoration: underline;
}

.footer-copyright {
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.8);
}

.social-links {
    list-style: none;
    padding: 0;
    margin-top: 10px;
}

.social-links li {
    display: inline-block;
    margin-left: 15px;
}

.social-links img {
    height: 24px;
    width: 24px;
    filter: grayscale(100%) invert(75%);
    transition: filter 0.3s ease;
}

.social-links a:hover img {
    filter: grayscale(0%) invert(0%);
}

#footer a {
    color: var(--accent-color-shonan);
}

#footer a:hover {
    color: #fff;
}

/* --- レスポンシブ対応 --- */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8em;
    }
    .hero-subtitle {
        font-size: 1.5em;
    }
    .section-title {
        font-size: 2em;
    }
}

/* --- 共通ページヘッダースタイル --- */
.page-header {
    background-color: var(--primary-color);
    color: white;
    padding: 80px 0 40px;
    text-align: center;
    margin-top: var(--header-height);
}
.page-header .page-title {
    font-size: 2.8em;
    color: white;
    margin-bottom: 10px;
}
.page-header .page-title::after {
    display: none;
}
.page-header .page-subtitle {
    font-size: 1.2em;
    color: rgba(255,255,255,0.85);
    max-width: 700px;
    margin: 0 auto;
}

/* パンくずリスト */
.breadcrumbs {
    font-size: 0.9em;
    margin-bottom: 15px;
    color: rgba(255,255,255,0.7);
}
.breadcrumbs a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
}
.breadcrumbs a:hover {
    color: #fff;
    text-decoration: underline;
}
.breadcrumbs span {
    color: #fff;
    font-weight: bold;
}

/* --- スケジュール詳細ページ --- */
.schedule-detail-section .date-title {
    font-size: 1.8em;
    color: var(--secondary-color);
    margin-top: 40px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--accent-color-shonan);
}
.schedule-detail-section .date-title:first-of-type {
    margin-top: 0;
}

/* タブナビゲーション */
.tab-navigation {
    margin-bottom: 30px;
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
}
.tab-button {
    background-color: transparent;
    border: none;
    padding: 10px 20px;
    font-size: 1.1em;
    font-weight: bold;
    color: var(--dark-gray);
    cursor: pointer;
    transition: color 0.3s, border-bottom-color 0.3s;
    margin-right: 10px;
    border-bottom: 3px solid transparent;
}
.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}
.tab-button:hover {
    color: var(--primary-color);
}
.tab-content {
    display: none;
}
.tab-content.active {
    display: block;
    animation: fadeInContent 0.5s ease;
}
@keyframes fadeInContent {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* タイムラインスタイル */
.timeline {
    margin-top: 20px;
}
.timeline-item {
    display: flex;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px dashed #eee;
    align-items: flex-start;
}
.timeline-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}
.timeline-time {
    flex-basis: 120px;
    min-width: 100px;
    font-weight: bold;
    font-size: 1.1em;
    color: var(--primary-color);
    padding-right: 20px;
    position: relative;
}
.timeline-time::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 5px;
    width: 10px;
    height: 10px;
    background-color: var(--accent-color-shonan);
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 0 0 3px var(--accent-color-shonan);
}
.timeline-event {
    flex-grow: 1;
}
.timeline-event h4 {
    font-size: 1.3em;
    margin-bottom: 8px;
    color: var(--secondary-color);
}
.timeline-event h4 a {
    color: var(--secondary-color);
}
.timeline-event h4 a:hover {
    color: var(--accent-color-shonan);
    text-decoration: underline;
}
.timeline-event .event-location {
    font-size: 0.9em;
    color: var(--dark-gray);
    margin-bottom: 5px;
    font-style: italic;
}
.timeline-event .event-description {
    font-size: 0.95em;
    line-height: 1.5;
    color: #555;
}

/* --- 企画一覧ページ --- */
.event-list-section .event-filters {
    margin-bottom: 40px;
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}
.event-list-section .event-filters select,
.event-list-section .event-filters input[type="text"] {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
}
.event-list-section .event-filters select {
    min-width: 200px;
}
.event-list-section .event-filters input[type="text"] {
    flex-grow: 1;
    min-width: 250px;
}

/* --- 企画詳細ページ --- */
.event-detail-header .page-title {
    font-size: 2.5em;
}
.event-detail-header .page-subtitle {
    font-size: 1.1em;
}

.event-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}
.event-main-image {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.event-detail-main h3 {
    font-size: 1.6em;
    color: var(--secondary-color);
    margin-top: 30px;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}
.event-detail-main h3:first-of-type {
    margin-top: 0;
}
.event-detail-main p, .event-detail-main ul {
    margin-bottom: 20px;
    line-height: 1.7;
}
.event-detail-main ul {
    padding-left: 20px;
}
.event-detail-main ul li {
    margin-bottom: 8px;
}
.link-highlight {
    color: var(--accent-color-shonan);
    font-weight: bold;
}
.link-highlight:hover {
    text-decoration: underline;
}

.event-detail-sidebar .sidebar-widget {
    background-color: var(--light-gray);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.event-detail-sidebar .sidebar-widget h4 {
    font-size: 1.3em;
    color: var(--primary-color);
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 1px dotted var(--dark-gray);
}
.event-detail-sidebar dl dt {
    font-weight: bold;
    color: var(--dark-gray);
    margin-top: 10px;
}
.event-detail-sidebar dl dd {
    margin-left: 0;
    margin-bottom: 8px;
    color: #333;
}
.event-detail-sidebar ul {
    list-style: none;
    padding-left: 0;
}
.event-detail-sidebar ul li {
    margin-bottom: 8px;
}
.event-detail-sidebar ul li a {
    color: var(--primary-color);
}
.event-detail-sidebar ul li a:hover {
    color: var(--accent-color-shonan);
}
.event-share .btn {
    display: block;
    margin-bottom: 10px;
    text-align: center;
}
.btn-share-twitter { background-color: #1DA1F2; color: white; border-color: #1DA1F2; }
.btn-share-twitter:hover { background-color: #0c85d0; border-color: #0c85d0; color:white; }
.btn-share-facebook { background-color: #1877F2; color: white; border-color: #1877F2; }
.btn-share-facebook:hover { background-color: #125db1; border-color: #125db1; color:white; }

/* --- アクセス詳細ページ --- */
.access-map-container {
    margin-bottom: 40px;
}
.access-map-container iframe {
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.address {
    margin-top: 15px;
    font-size: 1.1em;
    line-height: 1.6;
    text-align: center;
}
.access-methods h3 {
    font-size: 1.8em;
    color: var(--secondary-color);
    margin-bottom: 25px;
    text-align: center;
}
.access-method-item {
    background-color: #fff;
    padding: 25px;
    margin-bottom: 25px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    border-left: 5px solid var(--accent-color-hiratsuka);
}
.access-method-item h4 {
    font-size: 1.4em;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}
.access-icon {
    width: 24px;
    height: 24px;
    margin-right: 10px;
}
.access-method-item ul {
    padding-left: 20px;
    margin-bottom: 15px;
}
.access-method-item ul li {
    margin-bottom: 8px;
}
.access-method-item ul ul {
    margin-top: 5px;
    margin-bottom: 5px;
}
.access-method-item p {
    line-height: 1.7;
    margin-bottom: 10px;
}
.access-method-item .btn-outline {
    margin-top: 10px;
}
.caution {
    font-size: 0.9em;
    color: #c0392b;
    font-weight: bold;
}

/* レスポンシブ対応 */
@media (max-width: 992px) {
    .event-detail-grid {
        grid-template-columns: 1fr;
    }
    .event-detail-sidebar {
        margin-top: 40px;
    }
}

@media (max-width: 600px) {
    .timeline-item {
        flex-direction: column;
    }
    .timeline-time {
        margin-bottom: 10px;
        padding-right: 0;
        flex-basis: auto;
    }
    .timeline-time::before {
        left: -10px;
    }
}

/* --- お知らせ一覧ページ (news/index.html) --- */
.news-list-full {
    margin-bottom: 40px;
}
.news-item-full {
    background-color: #fff;
    padding: 25px;
    margin-bottom: 25px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.07);
    border-left: 5px solid var(--accent-color-shonan);
}
.news-item-full:last-child {
    margin-bottom: 0;
}
.news-item-meta {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.9em;
    color: var(--dark-gray);
}
.news-item-meta time {
    margin-right: 15px;
    font-weight: bold;
}
.news-category {
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: bold;
    color: white;
    text-transform: uppercase;
}
.news-category-important { background-color: #e74c3c; }
.news-category-event { background-color: var(--accent-color-hiratsuka); }
.news-category-food { background-color: #f39c12; }
.news-category-general { background-color: var(--dark-gray); }

.news-item-title {
    font-size: 1.5em;
    margin-bottom: 10px;
}
.news-item-title a {
    color: var(--secondary-color);
}
.news-item-title a:hover {
    color: var(--primary-color);
}
.news-item-excerpt {
    font-size: 0.95em;
    line-height: 1.6;
    color: #555;
    margin-bottom: 15px;
}
.btn-sm {
    padding: 8px 15px;
    font-size: 0.9em;
}

/* ページネーション */
.pagination {
    text-align: center;
    margin-top: 40px;
}
.pagination-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: inline-flex;
    align-items: center;
}
.pagination-list li {
    margin: 0 3px;
}
.page-numbers {
    display: inline-block;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    color: var(--primary-color);
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
    font-size: 0.9em;
}
.page-numbers:hover,
.page-numbers.current {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}
.page-numbers.dots {
    border: none;
    padding: 8px 0;
}
.next.page-numbers, .prev.page-numbers {
    font-weight: bold;
}

/* --- お知らせ詳細ページ (news/article/newsX.html) --- */
.news-article-header .breadcrumbs {
    margin-top: -20px;
    padding-bottom: 20px;
}
.article-container {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.article-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}
.article-title {
    font-size: 2.2em;
    color: var(--secondary-color);
    line-height: 1.3;
    margin-bottom: 15px;
}
.article-meta {
    font-size: 0.9em;
    color: var(--dark-gray);
}
.article-date, .article-updated-date {
    margin-right: 15px;
}
.article-category {
    margin-left: 5px;
}

.article-body {
    line-height: 1.8;
    font-size: 1.05em;
}
.article-body h2 {
    font-size: 1.8em;
    color: var(--secondary-color);
    margin-top: 40px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--accent-color-shonan);
}
.article-body h3 {
    font-size: 1.5em;
    color: var(--primary-color);
    margin-top: 30px;
    margin-bottom: 15px;
}
.article-body p {
    margin-bottom: 20px;
}
.article-body ul, .article-body ol {
    margin-bottom: 20px;
    padding-left: 25px;
}
.article-body ul li, .article-body ol li {
    margin-bottom: 8px;
}
.article-body img.article-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 8px;
    margin: 20px auto 30px;
    display: block;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.article-body blockquote {
    border-left: 4px solid var(--accent-color-shonan);
    padding-left: 20px;
    margin: 30px 0;
    font-style: italic;
    color: #555;
}

.article-footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}
.article-share h4 {
    font-size: 1.1em;
    margin-bottom: 10px;
    color: var(--dark-gray);
}
.article-share .btn {
    margin-right: 10px;
    margin-bottom: 10px;
}
.btn-share-line { background-color: #06C755; color: white; border-color: #06C755; }
.btn-share-line:hover { background-color: #05a545; border-color: #05a545; color:white; }

.article-pagination {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}
.article-pagination a {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 0.95em;
    padding: 8px 0;
    max-width: 48%;
}
.article-pagination a:hover {
    color: var(--accent-color-shonan);
    text-decoration: underline;
}

/* --- キャンパスマップページ (map/index.html) --- */
.map-controls {
    text-align: right;
    margin-bottom: 20px;
}
.map-controls .btn-icon {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    vertical-align: middle;
    filter: brightness(0) invert(1);
}
.map-image-container {
    background-color: #f0f0f0;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    overflow: hidden;
}
#campus-map-image {
    max-width: 100%;
    height: auto;
    border: 1px solid #ccc;
}

.map-legend, .map-highlights {
    margin-top: 40px;
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.07);
}
.map-legend h3, .map-highlights h3 {
    font-size: 1.6em;
    color: var(--secondary-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}
.legend-icon, .highlight-icon {
    width: 24px;
    height: 24px;
    margin-right: 10px;
}
.legend-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}
.legend-list li {
    display: flex;
    align-items: center;
    font-size: 0.95em;
    margin-bottom: 5px;
}
.legend-marker {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 3px;
    margin-right: 8px;
    border: 1px solid rgba(0,0,0,0.2);
}
.legend-main-stage    { background-color: #ff6b6b; }
.legend-sub-stage     { background-color: #feca57; }
.legend-exhibition    { background-color: #48dbfb; }
.legend-workshop      { background-color: #1dd1a1; }
.legend-food-drink    { background-color: #ff9ff3; }
.legend-info          { background-color: #54a0ff; }
.legend-restroom      { background-color: #5f27cd; }
.legend-rest-area     { background-color: #ced6e0; }
.legend-entrance      { background-color: #222f3e; }
.legend-shonan        { background-color: var(--accent-color-shonan); }
.legend-hiratsuka     { background-color: var(--accent-color-hiratsuka); }

.highlight-list dt {
    font-weight: bold;
    font-size: 1.1em;
    color: var(--primary-color);
    margin-top: 15px;
}
.highlight-list dt:first-of-type {
    margin-top: 0;
}
.highlight-list dd {
    margin-left: 0;
    margin-bottom: 10px;
    padding-left: 10px;
    border-left: 2px solid #eee;
    font-size: 0.95em;
    color: #555;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .article-pagination {
        flex-direction: column;
    }
    .article-pagination a {
        max-width: 100%;
        margin-bottom: 10px;
    }
    .legend-list {
        grid-template-columns: 1fr;
    }
}

/* --- Material Symbols --- */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
  vertical-align: middle;
  color: inherit;
}

/* アイコンのサイズバリエーション */
.ms-size-18 { font-size: 18px; }
.ms-size-20 { font-size: 20px; }
.ms-size-24 { font-size: 24px; }
.ms-size-36 { font-size: 36px; }
.ms-size-48 { font-size: 48px; }

/* ボタン内のアイコン用調整 */
.btn .material-symbols-outlined {
    margin-right: 8px;
    font-size: 1.2em;
    line-height: 0;
}
.btn-icon-only .material-symbols-outlined {
    margin-right: 0;
}

/* アクセスページのアイコン調整 */
.access-method-item h4 .material-symbols-outlined {
    font-size: 28px;
    margin-right: 10px;
    color: var(--primary-color);
}

/* マップページのアイコン調整 */
.map-legend h3 .material-symbols-outlined,
.map-highlights h3 .material-symbols-outlined {
    font-size: 28px;
    margin-right: 10px;
    color: var(--secondary-color);
}
.map-controls .btn .material-symbols-outlined {
    color: white;
}

/* ハンバーガーメニューのアイコン調整 */
.hamburger-menu .material-symbols-outlined {
    font-size: 28px;
    color: var(--primary-color);
}

/* お知らせページのアイコン調整 */
.news-item-meta .material-symbols-outlined {
    font-size: 18px;
    margin-right: 5px;
}

/* シェアボタンのアイコン調整 */
.btn-share-twitter .material-symbols-outlined,
.btn-share-facebook .material-symbols-outlined,
.btn-share-line .material-symbols-outlined {
    font-size: 18px;
    margin-right: 5px;
}

/* ページネーションのアイコン調整 */
.page-numbers .material-symbols-outlined {
    font-size: 18px;
    vertical-align: -4px;
}

/* 英語のアクセントテキスト用 */
.accent-text {
    font-family: var(--accent-font);
    font-weight: 700;
}

@media (max-width: 768px) {
    .footer-content {
        padding: 0 15px;
    }
}