/*
Theme Name: タイクラシ
Theme URI: https://taikurashi.com
Author: タイクラシ運営
Author URI: https://taikurashi.com
Description: タイで困らない、迷わない、騙されない。在住者も観光客も、安心してタイを楽しめる場所。
Version: 0.3.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: taikurashi
Tags: blog, news, travel, custom-colors, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ===================================
   タイクラシ ベースカラー
   =================================== */
:root {
    --color-primary: #008B8B;
    --color-primary-dark: #006666;
    --color-accent: #E8B339;
    --color-accent-dark: #C99A28;
    --color-base: #FFF8E7;
    --color-text: #2C3E50;
    --color-text-light: #6B7280;
    --color-border: #E5E7EB;
    --color-link: #008B8B;
    --color-link-hover: #006666;
    --color-line: #06C755;
    --color-danger: #D93025;
    --color-white: #FFFFFF;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --container: 1100px;
    --container-narrow: 800px;
}

/* ===================================
   SVGアイコン
   =================================== */
.tk-icon {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

/* アイコンの色: デフォルトは current color */
.emergency-card .tk-icon { color: var(--color-primary); }
.quick-nav-item .tk-icon { color: var(--color-primary); }
.welcome-choice .tk-icon { color: var(--color-primary); }
.mode-tab .tk-icon { color: currentColor; }
.search-toggle .tk-icon { color: var(--color-text); }
.menu-toggle .tk-icon { color: var(--color-text); }
.btn-line .tk-icon { color: currentColor; }

/* ホバー時のアクセント */
.emergency-card:hover .tk-icon { color: var(--color-accent); transition: color 0.2s; }
.quick-nav-item:hover .tk-icon { color: var(--color-accent); transition: color 0.2s; }

/* ===================================
   リセット & ベース
   =================================== */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--color-base);
    color: var(--color-text);
    line-height: 1.7;
}

body.modal-open { overflow: hidden; }

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

h1, h2, h3, h4, h5, h6 { color: var(--color-primary); line-height: 1.4; }

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color 0.2s;
}
a:hover { color: var(--color-link-hover); text-decoration: underline; }

button {
    font-family: inherit;
    cursor: pointer;
}

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 6px; top: 6px; z-index: 100000; padding: 8px; background: #fff; }

/* ===================================
   初回モーダル
   =================================== */
.welcome-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(44, 62, 80, 0.7);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.welcome-modal.is-open { display: flex; }

.welcome-modal-inner {
    background: var(--color-white);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    max-width: 560px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.welcome-title {
    font-size: 1.5rem;
    margin: 0 0 0.5rem;
    color: var(--color-primary);
}
.welcome-subtitle {
    margin: 0 0 1.5rem;
    color: var(--color-text-light);
}

.welcome-choices {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.welcome-choice {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 1rem;
    background: var(--color-base);
    border: 2px solid var(--color-border);
    border-radius: 12px;
    transition: all 0.2s;
    text-align: center;
}
.welcome-choice:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.welcome-choice-icon {
    margin-bottom: 0.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: rgba(0, 139, 139, 0.08);
    border-radius: 50%;
    color: var(--color-primary);
}
.welcome-choice-label { font-size: 1.15rem; font-weight: 700; color: var(--color-primary); margin-bottom: 0.25rem; }
.welcome-choice-desc { font-size: 0.85rem; color: var(--color-text-light); line-height: 1.5; }

.welcome-note { font-size: 0.85rem; color: var(--color-text-light); margin: 0; }

@media (max-width: 480px) {
    .welcome-choices { grid-template-columns: 1fr; }
}

/* ===================================
   サイトヘッダー
   =================================== */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.site-header-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0.75rem 1rem;
}

.site-branding { flex-shrink: 0; }

.site-title {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 700;
}
.site-title a { color: var(--color-primary); text-decoration: none; }
.site-title a:hover { color: var(--color-primary-dark); text-decoration: none; }

/* ブランドロゴ（マーク + ワードマーク） */
.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none !important;
    transition: opacity 0.2s;
}
.site-logo:hover { opacity: 0.85; }

.site-logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
.site-logo-mark .tk-icon { display: block; }

.site-logo-text {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--color-primary);
    letter-spacing: 0.04em;
    line-height: 1;
}

@media (max-width: 600px) {
    .site-logo-text { font-size: 1.1rem; }
    .site-logo { gap: 0.35rem; }
}

/* モード切替タブ */
.mode-switcher {
    display: flex;
    gap: 0;
    background: var(--color-base);
    border-radius: 999px;
    padding: 4px;
    flex-shrink: 0;
}
.mode-tab {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0.4rem 0.9rem;
    background: transparent;
    border: none;
    border-radius: 999px;
    color: var(--color-text-light);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}
.mode-tab:hover { color: var(--color-primary); }
.mode-tab.is-active {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}
.mode-tab-icon { display: inline-flex; align-items: center; }

/* ヘッダー右アクション */
.site-header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}

.search-toggle, .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: all 0.2s;
}
.search-toggle:hover, .menu-toggle:hover {
    background: var(--color-base);
    border-color: var(--color-primary);
}

.search-box {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    box-shadow: var(--shadow-md);
}
.search-box.is-open { display: block; }
.search-box .search-form {
    max-width: var(--container-narrow);
    margin: 0 auto;
    display: flex;
    gap: 0.5rem;
}
.search-box input[type="search"] {
    flex: 1;
    padding: 0.6rem 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 1rem;
}
.search-box input[type="submit"] {
    padding: 0.6rem 1.2rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-weight: 500;
}

.btn-line {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.9rem;
    background: var(--color-line);
    color: var(--color-white);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: opacity 0.2s;
}
.btn-line:hover { color: var(--color-white); opacity: 0.9; text-decoration: none; }
.btn-line-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--color-white);
    color: var(--color-line);
    border-radius: 4px;
}

/* ナビ */
.site-nav {
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
}
.site-menu {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0.5rem 1rem;
    max-width: var(--container);
    margin: 0 auto;
}
.site-menu li a {
    display: block;
    padding: 0.4rem 0.75rem;
    color: var(--color-text);
    font-size: 0.95rem;
    border-radius: 6px;
}
.site-menu li a:hover { background: var(--color-base); color: var(--color-primary); text-decoration: none; }

/* モバイル: ハンバーガー */
.menu-toggle { display: none; }

@media (max-width: 900px) {
    .site-header-inner { flex-wrap: wrap; gap: 0.5rem; }
    .mode-tab-label { display: inline; }
    .btn-line-label { display: none; }
    .btn-line { padding: 0.5rem; }

    .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .site-nav { display: none; }
    .site-nav.is-open { display: block; }
    .site-menu { flex-direction: column; padding: 0.5rem 1rem; gap: 0; }
    .site-menu li a { padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--color-border); border-radius: 0; }
}

@media (max-width: 600px) {
    .site-title { font-size: 1.15rem; }
    .mode-tab { padding: 0.35rem 0.6rem; font-size: 0.8rem; }
    .mode-tab-label { display: none; }
}

/* ===================================
   メイン共通
   =================================== */
.site-main {
    max-width: var(--container);
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.section { margin: 3rem 0; }
.section-title {
    font-size: 1.5rem;
    margin: 0 0 0.25rem;
    color: var(--color-primary);
    border-left: 6px solid var(--color-accent);
    padding-left: 0.75rem;
}
.section-subtitle {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin: 0 0 1.5rem;
    padding-left: 1rem;
}

/* ===================================
   ヒーロー
   =================================== */
.hero {
    position: relative;
    border-radius: 16px;
    padding: 5rem 1.5rem 4rem;
    text-align: center;
    margin: 1rem 0 2rem;
    overflow: hidden;
    background-color: var(--color-text);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* モード別 背景画像 */
body.mode-resident .hero,
body.mode-unselected .hero {
    background-image: url('assets/images/hero-resident.jpg');
}
body.mode-tourist .hero {
    background-image: url('assets/images/hero-tourist.jpg');
}

/* ダークオーバーレイ（テキスト読みやすさ確保） */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(44, 62, 80, 0.25) 0%,
        rgba(44, 62, 80, 0.55) 100%
    );
    pointer-events: none;
    z-index: 0;
}

.hero > * {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 2.5rem;
    margin: 0 0 0.75rem;
    color: var(--color-white);
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.02em;
    font-weight: 700;
}
.hero-subtitle {
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 2rem;
    font-size: 1.05rem;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}

/* 緊急時/旅前カード */
.emergency-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}
.emergency-card {
    background: var(--color-white);
    border-radius: 12px;
    padding: 1.25rem 1rem;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.2s;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
    text-decoration: none;
    color: var(--color-text);
    display: block;
}
.emergency-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--color-text);
}
.emergency-card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 0.75rem;
    background: rgba(0, 139, 139, 0.08);
    border-radius: 50%;
    color: var(--color-primary);
}
.emergency-card-label { font-weight: 700; color: var(--color-primary); display: block; margin-bottom: 0.25rem; }
.emergency-card-desc { font-size: 0.85rem; color: var(--color-text-light); }

@media (max-width: 600px) {
    .hero {
        padding: 3rem 1rem 2.5rem;
        min-height: 280px;
        border-radius: 12px;
    }
    .hero-title { font-size: 1.75rem; }
    .hero-subtitle { font-size: 0.95rem; margin-bottom: 1.5rem; }
    .emergency-cards { grid-template-columns: 1fr; gap: 0.75rem; }
}

/* ===================================
   8マス即解決ナビ
   =================================== */
.quick-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.quick-nav-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 1.25rem 0.75rem;
    text-align: center;
    text-decoration: none;
    color: var(--color-text);
    transition: all 0.2s;
}
.quick-nav-item:hover {
    border-color: var(--color-primary);
    background: var(--color-base);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--color-text);
}
.quick-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 0.6rem;
    background: rgba(0, 139, 139, 0.08);
    border-radius: 12px;
    color: var(--color-primary);
}
.quick-nav-label { font-weight: 500; font-size: 0.95rem; }

@media (max-width: 700px) {
    .quick-nav { grid-template-columns: repeat(2, 1fr); }
}

/* ===================================
   特集カード（大3本）
   =================================== */
.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.feature-card {
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
    text-decoration: none;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--color-text);
}
.feature-card-thumb {
    aspect-ratio: 16 / 9;
    background: var(--color-base);
    overflow: hidden;
}
.feature-card-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.feature-card-body { padding: 1rem; flex: 1; display: flex; flex-direction: column; }
.feature-card-cat {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}
.feature-card-title { font-size: 1rem; line-height: 1.5; margin: 0 0 0.5rem; color: var(--color-text); }
.feature-card-meta { font-size: 0.8rem; color: var(--color-text-light); margin-top: auto; }

@media (max-width: 800px) {
    .feature-cards { grid-template-columns: 1fr; }
}

/* ===================================
   新着記事リスト
   =================================== */
.post-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.post-list-item {
    display: flex;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--color-white);
    border-radius: 10px;
    border: 1px solid var(--color-border);
    transition: all 0.2s;
    text-decoration: none;
    color: var(--color-text);
}
.post-list-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--color-text);
}
.post-list-thumb {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    background: var(--color-base);
    border-radius: 8px;
    overflow: hidden;
}
.post-list-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-list-body { flex: 1; min-width: 0; }
.post-list-title { font-size: 0.95rem; margin: 0 0 0.25rem; line-height: 1.4; color: var(--color-text); }
.post-list-meta { font-size: 0.8rem; color: var(--color-text-light); }

@media (max-width: 700px) {
    .post-list { grid-template-columns: 1fr; }
}

/* ===================================
   LINE 大型 CTA
   =================================== */
.line-cta {
    background: linear-gradient(135deg, var(--color-line), #04A045);
    color: var(--color-white);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    margin: 3rem 0;
}
.line-cta-title {
    color: var(--color-white);
    font-size: 1.4rem;
    margin: 0 0 0.5rem;
}
.line-cta-desc { margin: 0 0 1.25rem; font-size: 0.95rem; opacity: 0.95; }
.line-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-white);
    color: var(--color-line);
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: var(--shadow-md);
}
.line-cta-btn:hover { color: var(--color-line); text-decoration: none; transform: translateY(-1px); }

/* ===================================
   個別記事ページ
   =================================== */
.single-post-wrap {
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 2rem;
    max-width: var(--container);
    margin: 0 auto;
}
/* 本文を左に、目次を右に明示配置（HTML順序に依存しない） */
.single-post-main {
    min-width: 0;
    grid-column: 1;
    grid-row: 1;
}
.toc-sidebar {
    grid-column: 2;
    grid-row: 1;
}

/* 目次サイドバーが hidden の時は記事本文を全幅に */
.single-post-wrap:has(> .toc-sidebar[hidden]) {
    grid-template-columns: 1fr;
}
.toc-sidebar[hidden] { display: none; }

.breadcrumb {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 1rem;
}
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { margin: 0 0.4rem; }

.entry-cat-label {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
}

.single-post .entry-title,
.single-page .entry-title {
    font-size: 1.8rem;
    margin: 0 0 0.5rem;
    line-height: 1.4;
}

.single-post .entry-meta {
    color: var(--color-text-light);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.entry-thumbnail { margin: 1.5rem 0; }
.entry-thumbnail img { border-radius: 12px; }

/* この記事の要点 */
.entry-summary {
    background: rgba(0,139,139,0.06);
    border-left: 4px solid var(--color-primary);
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}
.entry-summary-title {
    font-size: 1rem;
    color: var(--color-primary);
    margin: 0 0 0.5rem;
}
.entry-summary ul {
    margin: 0;
    padding-left: 1.5rem;
}
.entry-summary li { margin: 0.25rem 0; }

/* 目次 */
.toc {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1rem;
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    font-size: 0.9rem;
}
.toc-header {
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border);
}
.toc ol, .toc ul {
    margin: 0;
    padding-left: 1.25rem;
    line-height: 1.6;
}
.toc li { margin: 0.2rem 0; }
.toc a { color: var(--color-text); text-decoration: none; }
.toc a:hover { color: var(--color-primary); }

@media (max-width: 900px) {
    .single-post-wrap { grid-template-columns: 1fr; }
    /* モバイルでは目次を上、本文を下に配置 */
    .toc-sidebar {
        grid-column: 1;
        grid-row: 1;
    }
    .single-post-main {
        grid-column: 1;
        grid-row: 2;
    }
    .toc {
        position: static;
        max-height: none;
    }
    .toc-header { cursor: pointer; }
    .toc.is-collapsed ol, .toc.is-collapsed ul { display: none; }
}

/* 本文タイポ */
.single-post .entry-content,
.single-page .entry-content {
    font-size: 1.05rem;
    line-height: 1.9;
}
.single-post .entry-content h2,
.single-page .entry-content h2 {
    margin-top: 2.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--color-primary);
}
.single-post .entry-content h3,
.single-page .entry-content h3 {
    margin-top: 2rem;
    padding-left: 0.75rem;
    border-left: 4px solid var(--color-accent);
}
.single-post .entry-content p { margin: 1rem 0; }
.single-post .entry-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding: 0.5rem 1rem;
    margin: 1.5rem 0;
    background: rgba(0,139,139,0.05);
    color: var(--color-text-light);
}
.single-post .entry-content code {
    background: rgba(0,139,139,0.1);
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.95em;
}

.single-post .entry-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}
.entry-tags a {
    display: inline-block;
    margin-right: 0.5rem;
    padding: 0.25rem 0.5rem;
    background: rgba(232,179,57,0.15);
    border-radius: 3px;
    font-size: 0.85rem;
}
.entry-tags a:hover { background: rgba(232,179,57,0.3); text-decoration: none; }

/* SNSシェア */
.share-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 2rem 0;
    padding: 1rem;
    background: var(--color-white);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}
.share-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.9rem;
    border-radius: 6px;
    font-size: 0.9rem;
    text-decoration: none;
    color: var(--color-white);
}
.share-x { background: #000; }
.share-line { background: var(--color-line); }
.share-threads { background: #000; }
.share-copy { background: var(--color-text-light); }
.share-button:hover { color: var(--color-white); text-decoration: none; opacity: 0.9; }

/* 前後ナビ */
.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 2rem 0;
    padding: 1rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}
.post-navigation .nav-previous,
.post-navigation .nav-next { flex: 1; }
.post-navigation .nav-next { text-align: right; }

/* 関連記事 */
.related-posts {
    margin: 2rem 0;
}
.related-posts-title {
    font-size: 1.2rem;
    margin: 0 0 1rem;
    color: var(--color-primary);
    border-left: 4px solid var(--color-accent);
    padding-left: 0.5rem;
}

/* ===================================
   サイトフッター
   =================================== */
.site-footer {
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    margin-top: 4rem;
    padding: 2.5rem 1rem 1.5rem;
    color: var(--color-text-light);
    font-size: 0.9rem;
}
.site-footer-inner {
    max-width: var(--container);
    margin: 0 auto;
}
.site-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}
.site-footer-col h3 {
    font-size: 0.95rem;
    color: var(--color-primary);
    margin: 0 0 0.75rem;
    font-weight: 700;
}
.site-footer-col ul { list-style: none; margin: 0; padding: 0; }
.site-footer-col li { margin: 0.4rem 0; }
.site-footer-col a { color: var(--color-text); }
.site-footer-col a:hover { color: var(--color-primary); }

.site-footer-col-brand h3 {
    font-size: 1.1rem;
    margin-bottom: 0.85rem;
}
.site-footer-tagline {
    margin: 0 0 0.85rem;
    line-height: 1.65;
}
.site-footer-publisher {
    margin: 0;
    padding-top: 0.85rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.82rem;
    line-height: 1.7;
    color: var(--color-text-light);
}
.site-footer-publisher strong {
    color: var(--color-text);
    font-weight: 600;
    display: inline-block;
    min-width: 6.5em;
}

.site-footer-policy {
    margin: 1.5rem 0 1.25rem;
    padding: 1rem 1.15rem;
    background: var(--color-base);
    border-left: 3px solid var(--color-primary);
    border-radius: 4px;
    font-size: 0.82rem;
    line-height: 1.75;
    color: var(--color-text-light);
}
.site-footer-policy p { margin: 0; }
.site-footer-policy a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.site-footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
    text-align: center;
    font-size: 0.85rem;
}
.site-footer-legal {
    list-style: none;
    margin: 0 0 0.75rem;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem 1.5rem;
    font-size: 0.82rem;
}
.site-footer-legal li { margin: 0; }
.site-footer-legal a { color: var(--color-text-light); }
.site-footer-legal a:hover { color: var(--color-primary); }

@media (max-width: 800px) {
    .site-footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
    .site-footer-col-brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
    .site-footer-grid { grid-template-columns: 1fr; }
    .site-footer-legal { gap: 0.25rem 1rem; }
}

/* ===================================
   アーカイブ・検索結果
   =================================== */
.archive-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-primary);
}
.archive-title {
    font-size: 1.6rem;
    margin: 0 0 0.5rem;
    color: var(--color-primary);
}
.archive-description {
    color: var(--color-text-light);
    margin: 0;
}

.no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-light);
}
.no-results h2 {
    color: var(--color-primary);
    margin: 0 0 0.5rem;
}

/* 404 エラーページ */
.error-404 {
    text-align: center;
    padding: 4rem 1rem;
}
.error-404-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    margin: 0 auto 1rem;
    background: rgba(0, 139, 139, 0.06);
    border-radius: 50%;
}
.error-404-title {
    font-size: 1.75rem;
    margin: 0.5rem 0;
}
.error-404-desc {
    color: var(--color-text-light);
    margin: 0 0 1.5rem;
}
.error-404-search {
    max-width: 500px;
    margin: 1.5rem auto;
}
.error-404-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}
.error-404-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1.4rem;
    border-radius: 8px;
    text-decoration: none;
    transition: opacity 0.2s;
    font-weight: 500;
}
.error-404-btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}
.error-404-btn-primary:hover { color: var(--color-white); opacity: 0.9; text-decoration: none; }
.error-404-btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}
.error-404-btn-secondary:hover { background: var(--color-base); text-decoration: none; }

/* ===================================
   ページネーション
   =================================== */
.pagination, .nav-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 2rem 0;
}
.page-numbers {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-white);
    text-decoration: none;
    color: var(--color-text);
}
.page-numbers.current {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}
.page-numbers:hover:not(.current) { background: var(--color-base); }

/* ===================================
   記事内コンポーネント（再利用可能）
   ===================================
   記事執筆時に <div class="..."> で使う
   全170-190記事で共通利用・自動化可能
   =================================== */

/* === フェーズバナー（Day 1-3 等の大型バナー） === */
.tk-phase {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    padding: 1.25rem 1.5rem;
    border-radius: 12px;
    margin: 2.5rem 0 1.5rem;
    box-shadow: var(--shadow-md);
}
.tk-phase-num {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    color: var(--color-accent);
}
.tk-phase-body { flex: 1; min-width: 0; }
.tk-phase-title {
    color: var(--color-white) !important;
    font-size: 1.3rem;
    margin: 0 0 0.25rem;
    border: none !important;
    padding: 0 !important;
    line-height: 1.3;
}
.tk-phase-desc {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.9rem;
    margin: 0;
}

/* === ステップカード（番号付き項目） === */
.tk-step {
    display: flex;
    gap: 1rem;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-left: 5px solid var(--color-primary);
    border-radius: 10px;
    padding: 1.25rem;
    margin: 1.5rem 0;
    box-shadow: var(--shadow-sm);
}
.tk-step-num {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 700;
}
.tk-step-body { flex: 1; min-width: 0; }
.tk-step-title {
    color: var(--color-primary) !important;
    font-size: 1.15rem !important;
    margin: 0 0 0.5rem !important;
    border: none !important;
    padding: 0 !important;
    line-height: 1.4;
}
.tk-step-body p { margin: 0.5rem 0; }
.tk-step-body p:first-child { margin-top: 0; }
.tk-step-body p:last-child { margin-bottom: 0; }

/* === コールアウト（ヒント・注意・情報） === */
.tk-callout {
    display: flex;
    gap: 0.85rem;
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin: 1.25rem 0;
    border: 1px solid;
    font-size: 0.95rem;
    line-height: 1.7;
}
.tk-callout-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1;
}
.tk-callout-body { flex: 1; min-width: 0; }
.tk-callout-body strong { display: block; margin-bottom: 0.25rem; }
.tk-callout-body p { margin: 0.25rem 0; }
.tk-callout-body p:first-child { margin-top: 0; }
.tk-callout-body p:last-child { margin-bottom: 0; }
.tk-callout-body ul, .tk-callout-body ol { margin: 0.5rem 0; padding-left: 1.5rem; }

/* 注意・警告 */
.tk-callout.is-warning {
    background: #FEF3F2;
    border-color: #FECACA;
    color: #7F1D1D;
}
.tk-callout.is-warning .tk-callout-icon {
    background: var(--color-danger);
    color: var(--color-white);
}

/* 情報・補足 */
.tk-callout.is-info {
    background: rgba(0, 139, 139, 0.08);
    border-color: rgba(0, 139, 139, 0.3);
    color: var(--color-text);
}
.tk-callout.is-info .tk-callout-icon {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ヒント・コツ */
.tk-callout.is-tip {
    background: rgba(232, 179, 57, 0.12);
    border-color: rgba(232, 179, 57, 0.4);
    color: var(--color-text);
}
.tk-callout.is-tip .tk-callout-icon {
    background: var(--color-accent);
    color: var(--color-white);
}

/* 公式情報 */
.tk-callout.is-official {
    background: #F3F4F6;
    border-color: #D1D5DB;
    color: var(--color-text);
}
.tk-callout.is-official .tk-callout-icon {
    background: var(--color-text);
    color: var(--color-white);
}

/* === 出典ボックス === */
.tk-source {
    background: rgba(0, 0, 0, 0.03);
    border-left: 3px solid var(--color-text-light);
    padding: 0.65rem 1rem;
    margin: 1rem 0;
    font-size: 0.85rem;
    color: var(--color-text-light);
    border-radius: 0 6px 6px 0;
}
.tk-source-label {
    font-weight: 700;
    color: var(--color-primary);
    margin-right: 0.4rem;
}

/* === 場所カード（住所 + Googleマップリンク） === */
.tk-place {
    display: flex;
    gap: 0.85rem;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
    border-radius: 4px;
    padding: 1rem 1.15rem;
    margin: 1.25rem 0;
}
.tk-place-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 2px;
    font-size: 0.85rem;
    font-weight: 700;
}
.tk-place-body { flex: 1; min-width: 0; }
.tk-place-name {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.05rem;
    margin-bottom: 0.3rem;
}
.tk-place-address {
    color: var(--color-text);
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
    line-height: 1.55;
}
.tk-place-meta {
    color: var(--color-text-light);
    font-size: 0.85rem;
    margin-bottom: 0.6rem;
}
.tk-place-meta strong { color: var(--color-text); }
.tk-place-map-btn {
    display: inline-block;
    padding: 0.45rem 1rem;
    background: var(--color-primary);
    color: var(--color-white) !important;
    text-decoration: none !important;
    border-radius: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    transition: background 0.2s;
}
.tk-place-map-btn:hover {
    background: var(--color-primary-dark, #006b6b);
    color: var(--color-white) !important;
}

/* 地図プレビュー展開ボタン */
.tk-place-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.2rem;
}
.tk-place-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.45rem 1rem;
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.tk-place-toggle-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
}
.tk-place-toggle-btn.is-open {
    background: var(--color-base);
    border-color: var(--color-text-light);
    color: var(--color-text-light);
}
.tk-place-map-preview {
    display: none;
    margin-top: 0.75rem;
    width: 100%;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    background: var(--color-base);
}
.tk-place-map-preview.is-open { display: block; }
.tk-place-map-preview iframe {
    display: block;
    width: 100%;
    height: 280px;
    border: 0;
}

@media (max-width: 600px) {
    .tk-place { padding: 0.85rem 1rem; gap: 0.7rem; }
    .tk-place-icon { width: 36px; height: 36px; font-size: 1.05rem; }
    .tk-place-name { font-size: 1rem; }
    .tk-place-address { font-size: 0.85rem; }
    .tk-place-map-preview iframe { height: 220px; }
}

/* === 記事メタ情報バッジ（記事冒頭） === */
.tk-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    align-items: center;
    margin: 0.75rem 0 1.5rem 0;
    padding: 0.75rem 1.1rem;
    background: var(--color-base);
    border-left: 3px solid var(--color-primary);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--color-text-light);
}
.tk-meta-item {
    display: inline-flex;
    align-items: center;
    color: var(--color-text-light);
}
.tk-meta-item strong { color: var(--color-primary); font-weight: 600; }
.tk-meta-persona {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.65rem;
    border-radius: 3px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.tk-meta-persona.is-resident { background: rgba(0, 139, 139, 0.1); color: var(--color-primary); }
.tk-meta-persona.is-tourist { background: rgba(46, 125, 50, 0.1); color: #2e7d32; }
.tk-meta-persona.is-business { background: rgba(184, 134, 11, 0.12); color: #b8860b; }
/* メタバー内の絵文字を非表示にする補助 */
.tk-meta-bar .tk-meta-icon { display: none; }

/* === パンくずリスト === */
.tk-breadcrumb {
    margin: 0 0 1rem 0;
    font-size: 0.85rem;
    color: var(--color-text-light);
}
.tk-breadcrumb a {
    color: var(--color-text-light);
    text-decoration: none;
}
.tk-breadcrumb a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}
.tk-breadcrumb-sep {
    margin: 0 0.4rem;
    color: var(--color-text-light);
}
.tk-breadcrumb-current {
    color: var(--color-text);
    font-weight: 500;
}

/* === LINE公式アカウント案内（記事末尾） === */
.tk-line-cta {
    margin: 2.5rem 0 1.5rem 0;
    padding: 1.5rem 1.75rem;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-left: 4px solid #06C755;
    border-radius: 4px;
    color: var(--color-text);
}
.tk-line-cta-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}
.tk-line-cta-text {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: var(--color-text-light);
    line-height: 1.7;
}
.tk-line-cta-btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    background: #06C755;
    color: var(--color-white) !important;
    text-decoration: none !important;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.15s;
}
.tk-line-cta-btn:hover { background: #05a648; }

/* === 次のステップ誘導カード === */
.tk-next-steps {
    margin: 2rem 0 1.5rem 0;
    padding: 1.25rem;
    background: var(--color-base);
    border-left: 4px solid var(--color-accent);
    border-radius: 8px;
}
.tk-next-steps-title {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1rem;
    margin-bottom: 0.85rem;
}
.tk-next-steps-list {
    display: grid;
    gap: 0.6rem;
}
.tk-next-step {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.9rem;
    background: var(--color-white);
    border-radius: 8px;
    text-decoration: none !important;
    color: var(--color-text) !important;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: var(--shadow-sm);
}
.tk-next-step:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    background: var(--color-base);
}
.tk-next-step-num {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
}
.tk-next-step-body { flex: 1; min-width: 0; }
.tk-next-step-label {
    color: var(--color-text-light);
    font-size: 0.78rem;
    margin-bottom: 0.15rem;
}
.tk-next-step-title {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.95rem;
    line-height: 1.4;
}
.tk-next-step-arrow {
    flex-shrink: 0;
    color: var(--color-primary);
    font-size: 1.2rem;
}

/* === コピーボタン（タイ語フレーズ・住所等） === */
.tk-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.15rem 0.55rem;
    background: var(--color-base);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    margin-left: 0.4rem;
    transition: background 0.15s, color 0.15s;
}
.tk-copy-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
}
.tk-copy-btn.is-copied {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

/* === TOPに戻るボタン（モバイル＋PC） === */
.tk-back-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 48px;
    height: 48px;
    display: none;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    z-index: 999;
    border: none;
    transition: transform 0.15s, opacity 0.2s;
}
.tk-back-to-top.is-visible { display: flex; }
.tk-back-to-top:hover {
    transform: translateY(-3px);
    background: var(--color-primary-dark, #006b6b);
}

@media (max-width: 600px) {
    .tk-back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 44px;
        height: 44px;
    }
    .tk-line-cta { padding: 1.25rem 1rem; }
    .tk-line-cta-title { font-size: 1rem; }
    .tk-meta-bar { font-size: 0.8rem; gap: 0.35rem; }
}

/* === 読了進捗バー（ページ上部の薄いティール） === */
.tk-reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* === ペルソナ別5ステップガイド（front-page） === */
.flow-steps {
    display: grid;
    gap: 0;
    margin: 1.5rem 0 0;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}
.flow-step {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.1rem 1.25rem;
    background: var(--color-white);
    text-decoration: none !important;
    color: var(--color-text) !important;
    transition: background 0.15s, padding-left 0.15s;
    border-bottom: 1px solid var(--color-border);
    border-left: 3px solid var(--color-primary);
}
.flow-step:last-child { border-bottom: none; }
.flow-step:hover {
    background: var(--color-base);
    padding-left: 1.5rem;
}
.flow-step:hover .flow-step-arrow { color: var(--color-primary); transform: translateX(3px); }
.flow-step:hover .flow-step-title { color: var(--color-primary-dark); }

.flow-step.is-cat-housing { border-left-color: var(--color-accent); }
.flow-step.is-cat-sim { border-left-color: #1976d2; }
.flow-step.is-cat-transport { border-left-color: #388e3c; }
.flow-step.is-cat-visa { border-left-color: #8e3a5f; }
.flow-step.is-cat-medical { border-left-color: #b34a4a; }
.flow-step.is-cat-banking { border-left-color: #00695c; }
.flow-step.is-cat-money { border-left-color: #b8651a; }
.flow-step.is-cat-gourmet { border-left-color: #a8456b; }

.flow-step-num {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    padding-right: 1rem;
    border-right: 1px solid var(--color-border);
    color: var(--color-primary);
    line-height: 1;
}
.flow-step-num-label {
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}
.flow-step-num-value {
    font-family: 'Georgia', 'Hiragino Mincho ProN', serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-primary);
}
.flow-step-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.flow-step-cat {
    font-size: 0.72rem;
    color: var(--color-text-light);
    font-weight: 500;
    letter-spacing: 0.04em;
}
.flow-step-title {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.45;
    transition: color 0.15s;
}
.flow-step-arrow {
    flex-shrink: 0;
    color: var(--color-text-light);
    display: inline-flex;
    align-items: center;
    transition: color 0.15s, transform 0.15s;
}

@media (max-width: 600px) {
    .flow-step { padding: 0.9rem 1rem; gap: 1rem; }
    .flow-step-num { min-width: 38px; padding-right: 0.85rem; }
    .flow-step-num-value { font-size: 1.2rem; }
    .flow-step-title { font-size: 0.9rem; }
    .flow-step:hover { padding-left: 1rem; }
}

/* === 関連記事カード（カテゴリ色帯付き） === */
.tk-related-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0.85rem;
    margin: 1.5rem 0;
}
/* WPのwpautopで挿入される空タグを非表示（バグ回避） */
.tk-related-cards > p,
.tk-related-cards > br,
.tk-related-cards > p:empty {
    display: none !important;
}
.tk-related-card {
    display: block;
    text-decoration: none !important;
    color: var(--color-text) !important;
    background: var(--color-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    border-top: 4px solid var(--color-primary);
}
.tk-related-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* カテゴリ別の色帯 */
.tk-related-card.is-cat-housing { border-top-color: #d4a017; }
.tk-related-card.is-cat-sim { border-top-color: #1976d2; }
.tk-related-card.is-cat-transport { border-top-color: #388e3c; }
.tk-related-card.is-cat-visa { border-top-color: #c2185b; }
.tk-related-card.is-cat-medical { border-top-color: #d32f2f; }
.tk-related-card.is-cat-banking { border-top-color: #00695c; }
.tk-related-card.is-cat-money { border-top-color: #ef6c00; }
.tk-related-card.is-cat-gourmet { border-top-color: #e91e63; }
.tk-related-card.is-cat-shopping { border-top-color: #8e24aa; }
.tk-related-card.is-cat-nightlife { border-top-color: #5e35b1; }
.tk-related-card.is-cat-safety { border-top-color: #c62828; }
.tk-related-card.is-cat-culture { border-top-color: #6d4c41; }
.tk-related-card.is-cat-immigration { border-top-color: #00838f; }
.tk-related-card.is-cat-family { border-top-color: #f9a825; }
.tk-related-card.is-cat-work { border-top-color: #455a64; }
.tk-related-card.is-cat-tax { border-top-color: #5d4037; }

.tk-related-card-body { padding: 0.85rem 1rem 1rem; }
.tk-related-card-cat {
    display: inline-block;
    font-size: 0.72rem;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 0.3rem;
    letter-spacing: 0.04em;
}
.tk-related-card-title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.45;
    margin: 0;
}
.tk-related-card-meta {
    display: flex;
    gap: 0.6rem;
    font-size: 0.72rem;
    color: var(--color-text-light);
    margin-top: 0.45rem;
}

/* === 文字サイズ調整ボタン === */
.tk-text-size {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    margin-left: auto;
    background: var(--color-white);
    border-radius: 999px;
    padding: 0.2rem;
    box-shadow: var(--shadow-sm);
}
.tk-text-size-btn {
    width: 30px;
    height: 30px;
    border: none;
    background: transparent;
    color: var(--color-text-light);
    border-radius: 50%;
    cursor: pointer;
    font-weight: 700;
    transition: background 0.15s, color 0.15s;
}
.tk-text-size-btn:hover {
    background: var(--color-base);
    color: var(--color-primary);
}
.tk-text-size-btn.is-active {
    background: var(--color-primary);
    color: var(--color-white);
}
.tk-text-size-btn-sm { font-size: 0.75rem; }
.tk-text-size-btn-md { font-size: 0.9rem; }
.tk-text-size-btn-lg { font-size: 1.05rem; }

/* 文字サイズクラス（body適用） */
body.text-size-sm .single-post-main { font-size: 0.92rem; }
body.text-size-lg .single-post-main { font-size: 1.1rem; line-height: 1.85; }
body.text-size-lg .single-post-main h2 { font-size: 1.65rem; }
body.text-size-lg .single-post-main h3 { font-size: 1.3rem; }

@media (max-width: 600px) {
    .tk-related-card-img { height: 120px; }
    .tk-text-size { padding: 0.15rem; gap: 0.2rem; }
    .tk-text-size-btn { width: 28px; height: 28px; }
}

/* === 比較テーブル（自動装飾） === */
.tk-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: var(--color-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    font-size: 0.95rem;
}
.tk-table thead {
    background: var(--color-primary);
    color: var(--color-white);
}
.tk-table th, .tk-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}
.tk-table th {
    font-weight: 700;
    color: var(--color-white);
}
.tk-table tbody tr:last-child td { border-bottom: none; }
.tk-table tbody tr:hover { background: var(--color-base); }

@media (max-width: 600px) {
    .tk-table { font-size: 0.85rem; }
    .tk-table th, .tk-table td { padding: 0.5rem 0.65rem; }
}

/* === 価格カード === */
.tk-prices {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
    margin: 1.5rem 0;
}
.tk-price {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
    transition: all 0.2s;
}
.tk-price:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}
.tk-price-label {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 0.4rem;
}
.tk-price-amount {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.2;
}
.tk-price-unit {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: 0.25rem;
}

/* === 引用ブロック === */
.tk-quote {
    background: var(--color-base);
    border-left: 4px solid var(--color-accent);
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    position: relative;
}
.tk-quote::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 12px;
    font-size: 3rem;
    color: var(--color-accent);
    font-family: Georgia, serif;
    line-height: 1;
}
.tk-quote-author {
    display: block;
    margin-top: 0.75rem;
    font-style: normal;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* === チェックリスト（チェックマーク付き） === */
.tk-checklist {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}
.tk-checklist li {
    position: relative;
    padding: 0.5rem 0 0.5rem 2rem;
    border-bottom: 1px dashed var(--color-border);
}
.tk-checklist li:last-child { border-bottom: none; }
.tk-checklist li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.85rem;
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-primary);
    border-radius: 4px;
    background: var(--color-white);
}
.tk-checklist li::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 0.95rem;
    width: 6px;
    height: 10px;
    border: solid var(--color-primary);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    opacity: 0;
}
.tk-checklist li.is-done::after { opacity: 1; }
.tk-checklist li.is-done {
    color: var(--color-text-light);
    text-decoration: line-through;
}

/* === FAQ ブロック === */
.tk-faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    margin: 0.75rem 0;
}
.tk-faq-q {
    color: var(--color-primary) !important;
    font-weight: 700;
    margin: 0 0 0.5rem !important;
    border: none !important;
    padding: 0 !important;
    font-size: 1.05rem !important;
    line-height: 1.5;
}
.tk-faq-q::before {
    content: 'Q.';
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
    margin-right: 0.5rem;
    font-size: 0.85rem;
}
.tk-faq-a {
    margin: 0;
    padding-left: 0;
    color: var(--color-text);
    line-height: 1.8;
}
.tk-faq-a::before {
    content: 'A.';
    background: var(--color-accent);
    color: var(--color-white);
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
    margin-right: 0.5rem;
    font-size: 0.85rem;
    font-weight: 700;
}

/* === 大きな番号バッジ（強調） === */
.tk-bignum {
    display: inline-block;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-right: 0.4rem;
    vertical-align: middle;
}

/* === キーワードハイライト === */
.tk-mark {
    background: linear-gradient(transparent 60%, rgba(232, 179, 57, 0.5) 60%);
    padding: 0 2px;
    font-weight: 600;
}

/* === セクション区切り（装飾線） === */
.tk-divider {
    border: none;
    height: 24px;
    margin: 2.5rem 0;
    background: radial-gradient(circle, var(--color-accent) 1.5px, transparent 1.5px);
    background-size: 16px 24px;
    background-position: center;
    background-repeat: repeat-x;
    opacity: 0.5;
}

/* === ハイライトボックス（重要な数字・統計を強調） === */
.tk-highlight {
    background: linear-gradient(135deg, rgba(0,139,139,0.08), rgba(232,179,57,0.08));
    border: 1px solid rgba(0, 139, 139, 0.2);
    border-radius: 12px;
    padding: 1.25rem;
    margin: 1.5rem 0;
    text-align: center;
}
.tk-highlight-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    display: block;
}
.tk-highlight-label {
    color: var(--color-text);
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

/* === Q&A コラム（先輩アドバイス等） === */
.tk-column {
    background: rgba(232, 179, 57, 0.06);
    border: 1px dashed rgba(232, 179, 57, 0.5);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
}
.tk-column-title {
    color: var(--color-accent-dark) !important;
    font-size: 1.1rem !important;
    margin: 0 0 0.75rem !important;
    border: none !important;
    padding: 0 !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.tk-column-title::before {
    content: '💡';
    font-size: 1.2rem;
}

/* ===================================
   モバイル微調整
   =================================== */
@media (max-width: 600px) {
    .single-post .entry-title,
    .single-page .entry-title { font-size: 1.4rem; }
    .post-navigation { flex-direction: column; }
    .post-navigation .nav-next { text-align: left; }
    .section-title { font-size: 1.25rem; }

    /* コンポーネントのモバイル調整 */
    .tk-phase { flex-direction: column; text-align: center; }
    .tk-step { padding: 1rem; }
    .tk-step-num { width: 36px; height: 36px; font-size: 1rem; }
    .tk-prices { grid-template-columns: 1fr 1fr; }
}