:root {
	--hdb-ink: #173958;
	--hdb-muted: #6e8799;
	--hdb-line: #dcecf5;
	--hdb-blue: #287de9;
	--hdb-cyan: #24c2ea;
	--hdb-bg: #f4fbff;
	--hdb-white: #fff;
}

body.hdb-body *, body.hdb-body *::before, body.hdb-body *::after,
.hdb-embed, .hdb-embed *, .hdb-embed *::before, .hdb-embed *::after { box-sizing: border-box; }
.hdb-shell, .hdb-embed { scroll-behavior: smooth; }
body.hdb-body {
	margin: 0;
	overflow-x: hidden;
	background: linear-gradient(180deg, #f2fbff 0, #fff 44%, #f5fbff 100%);
	color: var(--hdb-ink);
	font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", Meiryo, sans-serif;
}
.hdb-body a { color: inherit; text-decoration: none; }
.hdb-body button,
.hdb-body input,
.hdb-body select,
.hdb-body textarea { font: inherit; }
.hdb-shell { min-height: 100vh; }
.hdb-header {
	position: sticky;
	z-index: 30;
	top: 0;
	border-bottom: 1px solid rgba(210, 233, 245, .9);
	background: rgba(255, 255, 255, .94);
	backdrop-filter: blur(16px);
}
.hdb-header-inner {
	display: flex;
	align-items: center;
	width: min(1120px, calc(100% - 32px));
	min-height: 68px;
	margin: 0 auto;
	gap: 24px;
}
.hdb-brand { display: inline-flex; align-items: center; gap: 10px; }
.hdb-brand-icon { display: inline-flex; flex: 0 0 auto; }
.hdb-logo {
	display: grid;
	width: 42px;
	height: 42px;
	place-items: center;
	border-radius: 14px;
	background: linear-gradient(145deg, #4cddf5, #2783ef);
	box-shadow: 0 8px 22px rgba(39, 131, 239, .23);
	color: #fff;
	font-size: 22px;
	font-weight: 900;
}
.hdb-brand-copy { display: flex; flex-direction: column; line-height: 1; }
.hdb-brand strong { color: #165797; font-size: 18px; font-weight: 900; }
.hdb-brand small { margin-top: 5px; color: #7790a5; font-size: 9px; letter-spacing: .12em; }
.hdb-header .hdb-desktop-nav { display: flex; gap: 18px; margin-left: auto; color: #658096; font-size: 11px; font-weight: 700; white-space: nowrap; }
.hdb-mobile-nav { display: none; }
.hdb-header .hdb-desktop-nav a:hover,
.hdb-header .hdb-desktop-nav a:focus-visible,
.hdb-mobile-nav a:hover,
.hdb-mobile-nav a:focus-visible { color: #1d75cf; }
.hdb-header-create,
.hdb-create-button,
.hdb-form-card button,
.hdb-report button {
	display: inline-flex;
	min-height: 44px;
	align-items: center;
	justify-content: center;
	border: 0;
	border-radius: 12px;
	background: linear-gradient(135deg, var(--hdb-cyan), var(--hdb-blue));
	box-shadow: 0 10px 24px rgba(36, 132, 221, .22);
	color: #fff !important;
	font-weight: 800;
	cursor: pointer;
}
.hdb-header-create { padding: 10px 15px; font-size: 12px; }
.hdb-main { width: min(900px, calc(100% - 32px)); margin: 0 auto; padding: 34px 0 72px; }
.hdb-home { padding-top: 0; }
.hdb-narrow { width: min(720px, calc(100% - 32px)); }
.hdb-hero { position: relative; padding: 68px 15px 50px; text-align: center; }
.hdb-hero::before {
	position: absolute;
	z-index: -1;
	inset: 0 50%;
	width: 100vw;
	background:
		radial-gradient(circle at 20% 30%, rgba(47, 194, 236, .16), transparent 27%),
		radial-gradient(circle at 82% 52%, rgba(52, 123, 235, .12), transparent 30%);
	content: "";
	transform: translateX(-50%);
}
.hdb-hero-icon {
	display: grid;
	width: 78px;
	height: 78px;
	margin: 0 auto 17px;
	place-items: center;
	border: 7px solid #fff;
	border-radius: 25px;
	background: linear-gradient(145deg, #50dcf5, #347bea);
	box-shadow: 0 17px 45px rgba(38, 141, 219, .23);
	color: #fff;
	font-size: 33px;
	font-weight: 900;
	transform: rotate(-4deg);
}
.hdb-hero-icon.has-image { overflow: hidden; padding: 0; }
.hdb-hero-icon.has-image img { display: block; width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }
.hdb-eyebrow { margin: 0 0 10px; color: #2699cd; font-size: 10px; font-weight: 900; letter-spacing: .2em; }
.hdb-hero h1 { margin: 0; color: #245276; font-size: clamp(32px, 5vw, 48px); font-weight: 950; letter-spacing: -.04em; }
.hdb-hero > p:not(.hdb-eyebrow) { color: #71899a; font-size: 13px; line-height: 2; }
.hdb-stats {
	display: inline-flex;
	margin-top: 20px;
	overflow: hidden;
	border: 1px solid #d9ebf5;
	border-radius: 15px;
	background: rgba(255,255,255,.9);
	box-shadow: 0 12px 34px rgba(32, 110, 159, .08);
}
.hdb-stats span { min-width: 128px; padding: 12px 18px; border-right: 1px solid #e7f0f5; color: #79909f; font-size: 9px; }
.hdb-stats span:last-child { border-right: 0; }
.hdb-stats b { display: block; margin-bottom: 3px; color: #2584c8; font-size: 18px; }
.hdb-section { padding-top: 28px; }
.hdb-section-heading { margin-bottom: 22px; text-align: center; }
.hdb-section-heading > span {
	display: inline-grid;
	width: 26px;
	height: 26px;
	margin-bottom: 8px;
	place-items: center;
	border-radius: 50%;
	background: #e4f8ff;
	color: #2494c9;
	font-size: 9px;
	font-weight: 900;
}
.hdb-section-heading small { display: block; color: #56a7ca; font-size: 9px; font-weight: 900; letter-spacing: .18em; }
.hdb-section-heading h2 { margin: 6px 0; color: #315c78; font-size: 22px; }
.hdb-section-heading p { margin: 0; color: #8ba0ad; font-size: 10px; }
.hdb-category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hdb-category-card {
	display: grid;
	grid-template-columns: 52px minmax(0, 1fr) 24px;
	gap: 13px;
	align-items: center;
	min-height: 104px;
	padding: 18px;
	border: 1px solid #dcebf3;
	border-radius: 18px;
	background: #fff;
	box-shadow: 0 13px 34px rgba(31, 105, 149, .07);
	transition: transform .2s ease, box-shadow .2s ease;
}
.hdb-category-card:hover,
.hdb-category-card:focus-visible { box-shadow: 0 18px 38px rgba(31, 105, 149, .13); transform: translateY(-3px); }
.hdb-category-icon {
	display: grid;
	width: 50px;
	height: 50px;
	place-items: center;
	border-radius: 15px;
	background: #eafaff;
	font-size: 22px;
}
.hdb-color-blue .hdb-category-icon { background: #eef5ff; }
.hdb-color-indigo .hdb-category-icon { background: #f0f1ff; }
.hdb-color-aqua .hdb-category-icon { background: #e9fbf8; }
.hdb-category-copy { min-width: 0; }
.hdb-category-copy strong { display: block; color: #335e77; font-size: 13px; font-weight: 900; }
.hdb-category-copy small { display: block; margin-top: 5px; color: #8398a5; font-size: 9px; }
.hdb-category-copy em { display: block; margin-top: 8px; color: #5291b3; font-size: 8px; font-style: normal; font-weight: 700; }
.hdb-category-card > i { color: #35a0d0; font-style: normal; font-weight: 900; }
.hdb-flow { padding: 30px 0 17px; color: #75c4e5; text-align: center; font-size: 22px; }
.hdb-create-section {
	padding: 34px 24px;
	border: 1px solid #d9ecf5;
	border-radius: 20px;
	background: linear-gradient(145deg, #f4fcff, #eff8ff);
	text-align: center;
}
.hdb-create-button { min-width: 260px; padding: 13px 24px; font-size: 13px; }
.hdb-create-button span { margin-left: auto; }
.hdb-create-button.hdb-small { min-width: 0; width: 100%; padding: 12px 14px; font-size: 11px; }
.hdb-tabs { display: flex; width: min(420px, 100%); margin: 0 auto 17px; padding: 4px; border-radius: 13px; background: #eaf3f8; }
.hdb-tabs a { flex: 1; padding: 10px; border-radius: 10px; color: #718896; font-size: 11px; font-weight: 800; text-align: center; }
.hdb-tabs .is-active { background: #fff; box-shadow: 0 5px 14px rgba(39,99,132,.12); color: #237fc2; }
.hdb-thread-list { overflow: hidden; border: 1px solid #dceaf2; border-radius: 18px; background: #fff; box-shadow: 0 16px 42px rgba(39,104,140,.07); }
.hdb-thread-row {
	display: grid;
	grid-template-columns: 46px minmax(0,1fr) 120px;
	gap: 13px;
	align-items: center;
	padding: 17px 18px;
	border-bottom: 1px solid #edf3f6;
	transition: background .2s ease;
}
.hdb-thread-row:last-child { border-bottom: 0; }
.hdb-thread-row:hover,
.hdb-thread-row:focus-visible { background: #f7fcff; }
.hdb-thread-icon,
.hdb-thread-thumb { width: 44px; height: 44px; border-radius: 13px; object-fit: cover; }
.hdb-thread-icon { display: grid; place-items: center; background: #ebfaff; font-size: 19px; }
.hdb-thread-copy { min-width: 0; }
.hdb-thread-copy small { display: block; color: #3093c3; font-size: 9px; }
.hdb-thread-copy strong { display: block; margin: 5px 0 4px; overflow: hidden; color: #315970; font-size: 13px; font-weight: 900; text-overflow: ellipsis; white-space: nowrap; }
.hdb-thread-copy em { display: block; overflow: hidden; color: #8497a5; font-size: 10px; font-style: normal; text-overflow: ellipsis; white-space: nowrap; }
.hdb-thread-meta { display: grid; grid-template-columns: auto auto; gap: 3px 8px; justify-content: end; color: #91a4b0; font-size: 8px; text-align: center; }
.hdb-thread-meta b { color: #52778c; font-size: 12px; }
.hdb-rule-card {
	display: grid;
	grid-template-columns: 46px minmax(0,1fr) auto;
	gap: 14px;
	align-items: center;
	margin-top: 38px;
	padding: 18px 20px;
	border: 1px solid #dcebf3;
	border-radius: 16px;
	background: #fff;
}
.hdb-rule-card > span { display: grid; width: 44px; height: 44px; place-items: center; border-radius: 12px; background: #e9faff; }
.hdb-rule-card h2 { margin: 0 0 4px; font-size: 13px; }
.hdb-rule-card p { margin: 0; color: #8095a3; font-size: 10px; }
.hdb-rule-card a { color: #2585c7; font-size: 10px; font-weight: 800; }
.hdb-breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; color: #8296a5; font-size: 10px; }
.hdb-breadcrumbs a { color: #2c88c5; }
.hdb-category-hero {
	display: grid;
	grid-template-columns: 74px minmax(0,1fr) auto;
	gap: 18px;
	align-items: center;
	margin-bottom: 28px;
	padding: 26px;
	border: 1px solid #d9eaf3;
	border-radius: 20px;
	background: #fff;
	box-shadow: 0 15px 38px rgba(32,101,145,.08);
}
.hdb-category-hero > span { display: grid; width: 70px; height: 70px; place-items: center; border-radius: 20px; background: #e9faff; font-size: 29px; }
.hdb-category-hero small { color: #3b9ac5; font-size: 9px; font-weight: 900; letter-spacing: .16em; }
.hdb-category-hero h1 { margin: 5px 0; font-size: 25px; }
.hdb-category-hero p { margin: 0; color: #7d94a4; font-size: 11px; }
.hdb-category-hero > a { padding: 12px 15px; border-radius: 11px; background: #e8f8ff; color: #217fc0; font-size: 11px; font-weight: 800; }
.hdb-board-layout { display: grid; grid-template-columns: minmax(0,1fr) 220px; gap: 20px; align-items: start; }
.hdb-search { display: grid; grid-template-columns: minmax(0,1fr) 110px 70px; gap: 8px; margin-bottom: 13px; }
.hdb-search label { display: flex; align-items: center; border: 1px solid #d8e8f1; border-radius: 11px; background: #fff; }
.hdb-search label span { padding-left: 12px; color: #5598bc; }
.hdb-search input,
.hdb-search select { min-width: 0; border: 1px solid #d8e8f1; border-radius: 11px; background: #fff; color: #345d76; }
.hdb-search input { width: 100%; padding: 11px; border: 0; outline: 0; }
.hdb-search select { padding: 0 8px; }
.hdb-search button { border: 0; border-radius: 11px; background: #287fca; color: #fff; font-weight: 800; cursor: pointer; }
.hdb-aside { display: grid; gap: 16px; }
.hdb-aside-card { padding: 18px; border: 1px solid #dcebf3; border-radius: 15px; background: #fff; }
.hdb-aside-card h2 { margin: 0 0 12px; font-size: 12px; }
.hdb-aside-card ol { margin: 0; padding-left: 18px; color: #728b9b; font-size: 10px; line-height: 2; }
.hdb-back-link { display: block; padding: 12px; border: 1px solid #d9eaf3; border-radius: 11px; background: #fff; color: #2b80ba !important; font-size: 10px; font-weight: 800; text-align: center; }
.hdb-topic,
.hdb-form-card,
.hdb-replies {
	margin-bottom: 20px;
	padding: 25px;
	border: 1px solid #dceaf2;
	border-radius: 18px;
	background: #fff;
	box-shadow: 0 14px 38px rgba(32,101,145,.07);
}
.hdb-topic-category { display: inline-block; padding: 6px 9px; border-radius: 8px; background: #ebf9ff; color: #2583bc !important; font-size: 10px; font-weight: 800; }
.hdb-topic h1 { margin: 15px 0 10px; font-size: clamp(22px,4vw,31px); line-height: 1.45; }
.hdb-post-meta { display: flex; flex-wrap: wrap; gap: 9px 15px; color: #8397a4; font-size: 9px; }
.hdb-post-meta b { color: #2c80b6; }
.hdb-body-text { margin: 24px 0; color: #3d596a; font-size: 13px; line-height: 2; overflow-wrap: anywhere; }
.hdb-attachment { display: block; margin-top: 18px; }
.hdb-attachment img { display: block; max-width: 100%; height: auto; border-radius: 14px; }
.hdb-replies h2 { margin: 0 0 18px; font-size: 18px; }
.hdb-replies h2 span { color: #2588c4; }
.hdb-reply { display: grid; grid-template-columns: 30px minmax(0,1fr); gap: 12px; padding: 17px 0; border-top: 1px solid #ebf1f5; }
.hdb-reply-number { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: #eaf8ff; color: #2584bc; font-size: 10px; font-weight: 900; }
.hdb-reply header { display: flex; flex-wrap: wrap; gap: 10px; color: #8a9aa5; font-size: 9px; }
.hdb-reply header b { color: #38647d; }
.hdb-reply p { margin: 12px 0; color: #445f70; font-size: 12px; line-height: 1.9; overflow-wrap: anywhere; }
.hdb-form-card > h1 { margin: 5px 0 8px; font-size: 30px; }
.hdb-form-card > p { color: #7c93a2; font-size: 11px; }
.hdb-form-card form { display: grid; gap: 17px; margin-top: 25px; }
.hdb-form-card label,
.hdb-report label { display: grid; gap: 7px; color: #385d74; font-size: 11px; font-weight: 800; }
.hdb-form-card label b { color: #e14e62; font-size: 9px; }
.hdb-form-card label small,
.hdb-report label small { color: #8599a5; font-size: 9px; font-weight: 500; }
.hdb-form-card input[type="text"],
.hdb-form-card input[type="number"],
.hdb-form-card input[type="file"],
.hdb-form-card select,
.hdb-form-card textarea,
.hdb-report select,
.hdb-report textarea {
	width: 100%;
	padding: 12px;
	border: 1px solid #d7e8f1;
	border-radius: 11px;
	background: #fbfdff;
	color: #294e65;
	outline: 0;
}
.hdb-form-card input:focus,
.hdb-form-card textarea:focus,
.hdb-form-card select:focus { border-color: #4bb8e7; box-shadow: 0 0 0 3px rgba(75,184,231,.13); }
.hdb-form-card label > em { color: #899ba6; font-size: 9px; font-style: normal; font-weight: 500; }
.hdb-form-card button { min-height: 50px; font-size: 13px; }
.hdb-consent { display: flex !important; grid-template-columns: 20px 1fr; align-items: center; }
.hdb-consent input { width: 18px; height: 18px; }
.hdb-consent a { color: #2183c3 !important; text-decoration: underline; }
.hdb-report { margin-top: 15px; font-size: 10px; }
.hdb-report summary { width: max-content; color: #9a7382; cursor: pointer; }
.hdb-report form { display: grid; gap: 10px; margin-top: 10px; padding: 14px; border-radius: 12px; background: #fff7f8; }
.hdb-report button { min-height: 38px; box-shadow: none; background: #bd6675; font-size: 10px; }
.hdb-ad { min-height: 100px; margin: 28px 0; padding: 12px; overflow: visible; border: 1px solid #e1ebf0; border-radius: 13px; background: #f9fbfc; text-align: center; }
.hdb-ad > small { display: block; margin-bottom: 8px; color: #a3b0b8; font-size: 8px; }
.hdb-ad-inner { min-height: 76px; }
.hdb-ad-desktop { display: block; }
.hdb-ad-mobile { display: none; }
.hdb-image-hidden { display: none !important; }
.hdb-image-mobile { display: none !important; }
.hdb-sidebar-image { overflow: hidden; border: var(--hdb-border-width) solid var(--hdb-border); border-radius: var(--hdb-radius); background: var(--hdb-card); }
.hdb-sidebar-image img { display: block; width: 100%; height: auto; }
.hdb-pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; margin: 20px 0; }
.hdb-pagination a { display: grid; width: 38px; min-height: 38px; place-items: center; border: 1px solid var(--hdb-border); border-radius: 10px; background: var(--hdb-card); color: var(--hdb-link); font-size: 11px; font-weight: 800; }
.hdb-pagination a.is-current { border-color: var(--hdb-primary); background: var(--hdb-primary); color: #fff; }
.hdb-empty { padding: 34px 20px; border: 1px dashed #cee4ef; border-radius: 15px; background: #f8fdff; color: #718c9c; font-size: 11px; text-align: center; }
.hdb-empty.hdb-large { margin-top: 40px; }
.hdb-empty.hdb-large h1 { margin: 0; color: #2c88c5; font-size: 52px; }
.hdb-empty.hdb-large a { display: inline-block; margin-top: 12px; color: #247fbb; font-weight: 800; }
.hdb-error,
.hdb-success { padding: 11px 13px; border-radius: 10px; font-size: 10px !important; }
.hdb-error { background: #fff0f1; color: #bd3d4f !important; }
.hdb-success { background: #ecfbf6; color: #237d62 !important; }
.hdb-closed { padding: 16px; border-radius: 12px; background: #edf2f5; color: #687d8a; text-align: center; }
.hdb-footer {
	padding: 34px 18px;
	border-top: 1px solid #dceaf2;
	background: #f4faff;
	color: #78909f;
	text-align: center;
}
.hdb-footer p { margin: 0 0 13px; font-size: 11px; }
.hdb-footer strong { color: #315f7a; }
.hdb-footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 20px; font-size: 9px; }
.hdb-footer > small { display: block; max-width: 720px; margin: 16px auto 0; color: #95a8b4; font-size: 8px; line-height: 1.7; }
.hdb-footer-columns { display: grid; grid-template-columns: minmax(180px,1fr) minmax(240px,2fr); align-items: center; text-align: left; }
.hdb-footer-columns nav { justify-content: flex-end; }
.hdb-footer-columns > small { grid-column: 1 / -1; }


body.hdb-body.hdb-view-articles{background:var(--hdb-articles-page-bg,#f4fbff)}
.hdb-articles-main{padding-top:26px;background:var(--hdb-articles-page-bg,#f4fbff)}
.hdb-articles-main .hdb-articles-hero{grid-template-columns:74px minmax(0,1fr);background:var(--hdb-articles-hero-bg,#eef9ff)}
.hdb-articles-main .hdb-articles-hero>span{background:var(--hdb-articles-hero-icon-bg,#fff);color:var(--hdb-articles-hero-icon,#287de9)}
.hdb-articles-main .hdb-articles-hero h1{color:var(--hdb-articles-hero-title,#245276)}
.hdb-articles-main .hdb-articles-hero p{color:var(--hdb-articles-hero-description,#71899a)}
.hdb-articles-main .hdb-article-grid{display:grid;grid-template-columns:repeat(var(--hdb-articles-columns-pc,3),minmax(0,1fr));gap:16px}
.hdb-articles-main .hdb-article-card{min-width:0;overflow:hidden;border:1px solid var(--hdb-articles-card-border,#dceaf2);border-radius:var(--hdb-articles-card-radius,18px);background:var(--hdb-articles-card-bg,#fff);box-shadow:0 14px 38px rgba(32,101,145,.07)}
.hdb-articles-main .hdb-article-thumb{display:grid;aspect-ratio:var(--hdb-articles-ratio,16 / 9);place-items:center;overflow:hidden;background:var(--hdb-articles-placeholder-bg,#eef7ff);font-size:38px}
.hdb-articles-main .hdb-article-thumb img{display:block;width:100%;height:100%;object-fit:var(--hdb-articles-fit,contain);object-position:center;transition:transform .25s ease}
.hdb-articles-main.hdb-articles-ratio-original .hdb-article-thumb{aspect-ratio:auto}
.hdb-articles-main.hdb-articles-ratio-original .hdb-article-thumb img{height:auto;object-fit:contain}
.hdb-articles-main.hdb-articles-fit-cover .hdb-article-card:hover .hdb-article-thumb img{transform:scale(1.035)}
.hdb-articles-main .hdb-article-copy{min-width:0;padding:16px}
.hdb-articles-main .hdb-article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:7px 10px;color:var(--hdb-articles-meta,#78909f);font-size:9px}
.hdb-articles-main .hdb-article-meta span,.hdb-articles-main .hdb-article-meta a{padding:3px 7px;border-radius:999px;background:var(--hdb-articles-category-bg,#eaf7ff);color:var(--hdb-articles-category-text,#2585c7)!important;font-weight:800;text-decoration:none}
.hdb-articles-main .hdb-article-card h2{margin:9px 0 8px;color:var(--hdb-articles-title,#315c78);font-size:16px;line-height:1.55;overflow-wrap:anywhere}
.hdb-articles-main .hdb-article-card h2 a{color:inherit}
.hdb-articles-main .hdb-article-card p{display:-webkit-box;margin:0;color:var(--hdb-articles-excerpt,#3d596a);font-size:10px;line-height:1.8;-webkit-box-orient:vertical;-webkit-line-clamp:var(--hdb-articles-excerpt-lines,3);overflow:hidden}
.hdb-articles-main .hdb-article-read{display:inline-flex;margin-top:12px;color:var(--hdb-articles-link,#2585c7)!important;font-size:10px;font-weight:800}
.hdb-articles-main.hdb-articles-layout-list .hdb-article-card.is-image-hidden{display:block}
@media (max-width: 980px) and (min-width: 761px){.hdb-articles-main .hdb-article-grid{grid-template-columns:repeat(var(--hdb-articles-columns-tablet,2),minmax(0,1fr))}}
@media (max-width: 760px) {
	.hdb-articles-main .hdb-article-grid { grid-template-columns: repeat(var(--hdb-articles-columns-mobile,1), minmax(0,1fr)); }
	.hdb-articles-main.hdb-articles-layout-list .hdb-article-card { display: block; }
	.hdb-articles-main.hdb-articles-layout-list .hdb-article-thumb { min-height: 0; aspect-ratio: var(--hdb-articles-ratio,16 / 9); }
	.hdb-articles-hero { grid-template-columns: 54px minmax(0,1fr); padding: 20px 16px; }
	.hdb-articles-hero > span { width: 52px; height: 52px; font-size: 22px; }
	.hdb-footer-columns { display: block; text-align: center; }
	.hdb-footer-columns nav { justify-content: center; }
	.hdb-ad-desktop { display: none; }
	.hdb-ad-mobile { display: block; }
	.hdb-image-desktop { display: none !important; }
	.hdb-image-mobile { display: flex !important; }
	.hdb-category-icon { width: var(--hdb-category-mobile-size, 50px) !important; height: var(--hdb-category-mobile-size, 50px) !important; }
	.hdb-header-inner { width: calc(100% - 22px); min-height: 62px; gap: 8px; }
	.hdb-brand { min-width: 0; gap: 7px; }
	.hdb-brand-copy { min-width: 0; }
	.hdb-brand-copy strong { overflow: hidden; font-size: 15px; text-overflow: ellipsis; white-space: nowrap; }
	.hdb-brand-copy small { overflow: hidden; font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }
	.hdb-header .hdb-desktop-nav { display: none; }
	.hdb-mobile-nav { display: flex; gap: 8px; width: 100%; padding: 0 11px 9px; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
	.hdb-mobile-nav::-webkit-scrollbar { display: none; }
	.hdb-mobile-nav a { flex: 0 0 auto; padding: 7px 10px; border: 1px solid var(--hdb-line); border-radius: 999px; background: rgba(255,255,255,.94); color: var(--hdb-header-nav-color,#658096); font-size: 9px; font-weight: 800; white-space: nowrap; }
	.hdb-header-create { margin-left: auto; padding: 9px 11px; font-size: 10px; }
	.hdb-main { width: min(100% - 22px, 900px); padding-top: 24px; }
	.hdb-hero { padding: 48px 5px 38px; }
	.hdb-hero > p:not(.hdb-eyebrow) { font-size: 11px; }
	.hdb-stats { width: 100%; }
	.hdb-stats span { flex: 1; min-width: 0; padding: 10px 5px; }
	.hdb-stats b { font-size: 15px; }
	.hdb-category-grid { grid-template-columns: 1fr; }
	.hdb-category-card { min-height: 90px; }
	.hdb-create-section { padding: 30px 15px; }
	.hdb-create-button { width: 100%; min-width: 0; }
	.hdb-thread-row { grid-template-columns: 40px minmax(0,1fr); padding: 14px 12px; }
	.hdb-thread-icon,
	.hdb-thread-thumb { width: 39px; height: 39px; }
	.hdb-thread-meta { grid-column: 2; display: flex; justify-content: flex-start; }
	.hdb-thread-copy em { white-space: normal; }
	.hdb-rule-card { grid-template-columns: 42px minmax(0,1fr); }
	.hdb-rule-card > a { grid-column: 2; }
	.hdb-category-hero { grid-template-columns: 58px minmax(0,1fr); padding: 18px; }
	.hdb-category-hero > span { width: 56px; height: 56px; border-radius: 16px; font-size: 24px; }
	.hdb-category-hero > a { grid-column: 1 / -1; text-align: center; }
	.hdb-board-layout { grid-template-columns: 1fr; }
	.hdb-aside { order: -1; }
	.hdb-aside .hdb-ad,
	.hdb-aside-card { display: none; }
	.hdb-search { grid-template-columns: minmax(0,1fr) 100px; }
	.hdb-search button { grid-column: 1 / -1; min-height: 40px; }
	.hdb-topic,
	.hdb-form-card,
	.hdb-replies { padding: 18px 15px; border-radius: 15px; }
	.hdb-topic h1 { font-size: 22px; }
	.hdb-form-card > h1 { font-size: 25px; }
}

@media (prefers-reduced-motion: reduce) {
	body.hdb-body *, body.hdb-body *::before, body.hdb-body *::after,
	.hdb-embed *, .hdb-embed *::before, .hdb-embed *::after { scroll-behavior: auto !important; transition: none !important; }
}

body.hdb-body :focus-visible, .hdb-embed :focus-visible { outline: 3px solid rgba(33, 132, 204, .35); outline-offset: 3px; }
.hdb-managed-header{overflow:hidden;width:100%}.hdb-managed-header picture,.hdb-managed-header img{display:block;width:100%;height:100%;object-fit:cover}.hdb-logo-image{height:auto;object-fit:cover;flex:0 0 auto}.hdb-delete-form{margin-top:1rem}.hdb-delete-form button{min-height:44px}.hdb-deleted{color:var(--hdb-muted,#60758a);font-style:italic}

/* 管理画面の安全なデザイントークン。テーマ側の本文・記事には影響させない。 */
.hdb-shell,.hdb-embed{color:var(--hdb-text);font-size:var(--hdb-body-size)}
.hdb-shell,.hdb-embed{font-family:var(--hdb-font)}
body.hdb-body{background:var(--hdb-bg);color:var(--hdb-text)}
.hdb-embed{width:100%;overflow-x:hidden;background:var(--hdb-bg)}
.hdb-main{width:min(var(--hdb-max),calc(100% - 32px))}
.hdb-header{background:var(--hdb-header-bg);border-bottom-color:var(--hdb-border)}
.hdb-footer{background:var(--hdb-footer-bg)}
.hdb-hero h1,.hdb-section-heading h2,.hdb-category-hero h1,.hdb-topic h1,
.hdb-form-card h1,.hdb-form-card h2,.hdb-replies h2,.hdb-rule-card h2{color:var(--hdb-heading)}
.hdb-shell a,.hdb-embed a{color:var(--hdb-link)}
.hdb-category-grid{grid-template-columns:repeat(var(--hdb-columns),minmax(0,1fr))}
.hdb-category-card,.hdb-thread-list,.hdb-thread-row,.hdb-rule-card,.hdb-category-hero,
.hdb-aside-card,.hdb-back-link,.hdb-topic,.hdb-form-card,.hdb-replies,.hdb-stats{
	border-color:var(--hdb-border);border-radius:var(--hdb-radius);background:var(--hdb-card)
}
.hdb-color-cyan .hdb-category-icon,.hdb-category-icon,.hdb-thread-icon{background:var(--hdb-category-cyan)}
.hdb-color-blue .hdb-category-icon{background:var(--hdb-category-blue)}
.hdb-color-indigo .hdb-category-icon{background:var(--hdb-category-indigo)}
.hdb-color-aqua .hdb-category-icon{background:var(--hdb-category-aqua)}
.hdb-header-create,.hdb-create-button,.hdb-form-card button,.hdb-report button,.hdb-search button{
	min-height:var(--hdb-button-height);border-radius:var(--hdb-button-radius);background:var(--hdb-button-bg);color:var(--hdb-button-text)!important
}
.hdb-header-create:hover,.hdb-create-button:hover,.hdb-form-card button:hover,
.hdb-report button:hover,.hdb-search button:hover{background:var(--hdb-button-hover)}
.hdb-search label,.hdb-search input,.hdb-search select,.hdb-form-card input,
.hdb-form-card select,.hdb-form-card textarea,.hdb-report input,.hdb-report select,.hdb-report textarea{
	border-color:var(--hdb-input-border);background:var(--hdb-input-bg);color:var(--hdb-text)
}
.hdb-error{border-color:var(--hdb-error);background:var(--hdb-error-bg);color:var(--hdb-error)}
.hdb-success{border-color:var(--hdb-success);background:var(--hdb-success-bg);color:var(--hdb-success)}
.hdb-ad{background:var(--hdb-ad-bg)}
.hdb-legal-page{background:var(--hdb-legal-bg)}
.hdb-thread-copy em,.hdb-category-copy small,.hdb-section-heading p,
.hdb-hero>p:not(.hdb-eyebrow),.hdb-rule-card p,.hdb-post-meta{color:var(--hdb-muted)}
.hdb-section{padding-top:var(--hdb-section-gap)}
.hdb-category-grid{gap:var(--hdb-card-gap)}
.hdb-category-card,.hdb-thread-list,.hdb-rule-card,.hdb-category-hero,
.hdb-topic,.hdb-form-card,.hdb-replies{box-shadow:var(--hdb-card-shadow)}
.hdb-hero{min-height:var(--hdb-hero-height);display:flex;flex-direction:column;justify-content:center}
.hdb-hero.has-background-image::before{background-image:linear-gradient(var(--hdb-hero-overlay),var(--hdb-hero-overlay)),var(--hdb-hero-image);background-position:center;background-size:cover}
.hdb-category-icon img{width:100%;height:100%;border-radius:inherit;object-fit:cover}
@media(max-width:720px){.hdb-hero.has-background-image::before{background-image:linear-gradient(var(--hdb-hero-overlay),var(--hdb-hero-overlay)),var(--hdb-hero-mobile-image,var(--hdb-hero-image))}}

/* 3.0.7: 独立広告枠。投稿本文・返信本文の中へは配置しない。 */
.hdb-ad {
	box-sizing: border-box;
	width: 100%;
	min-height: 0;
	max-width: 100%;
	padding: 12px;
	overflow: visible;
	contain: none;
}
.hdb-ad.is-centered { margin-right: auto; margin-left: auto; }
.hdb-ad-label { display: block; margin-bottom: 8px; color: #7d8d96; font-size: 10px; text-align: center; }
.hdb-ad-inner { width: 100%; min-height: 0; overflow: visible; }
.hdb-ad-inner ins,
.hdb-ad-inner iframe { max-width: 100% !important; }
.hdb-ad-all,
.hdb-ad-desktop { display: block; }
.hdb-ad-tablet,
.hdb-ad-mobile { display: none; }
.hdb-ad-mobile_sticky { position: static; }

@media (min-width: 761px) and (max-width: 1023px) {
	.hdb-ad-desktop,
	.hdb-ad-mobile { display: none !important; }
	.hdb-ad-tablet { display: block; }
}

@media (max-width: 760px) {
	.hdb-ad-desktop,
	.hdb-ad-tablet { display: none !important; }
	.hdb-ad-mobile { display: block; }
	.hdb-ad-mobile_sticky {
		position: fixed;
		z-index: 999;
		right: max(8px, env(safe-area-inset-right));
		bottom: max(8px, env(safe-area-inset-bottom));
		left: max(8px, env(safe-area-inset-left));
		width: auto;
		max-height: 32vh;
		overflow: auto;
		box-shadow: 0 8px 30px rgba(0,0,0,.18);
	}
}

/* 3.0.7: 関連・前後スレッド導線 */
.hdb-related {
	margin: 24px 0;
	padding: 20px;
	border: 1px solid var(--hdb-border);
	border-radius: var(--hdb-radius);
	background: var(--hdb-card);
}
.hdb-related h2 { margin: 0 0 12px; color: var(--hdb-heading); font-size: 20px; }
.hdb-related ul { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.hdb-related li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--hdb-border); }
.hdb-related li:last-child { border-bottom: 0; }
.hdb-related li span { flex: 0 0 auto; color: var(--hdb-muted); font-size: 12px; }
.hdb-thread-neighbors { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; }
.hdb-thread-neighbors a { display: block; padding: 10px 12px; border: 1px solid var(--hdb-border); border-radius: 8px; overflow-wrap: anywhere; }
.hdb-thread-neighbors a:last-child { text-align: right; }
@media (max-width: 600px) {
	.hdb-related li { align-items: flex-start; flex-direction: column; gap: 4px; }
	.hdb-thread-neighbors { grid-template-columns: 1fr; }
	.hdb-thread-neighbors a:last-child { text-align: left; }
}

/* 3.1.1: 大量ページでもページ送りを一定件数に抑える。 */
.hdb-pagination-ellipsis {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 1.75rem;
	color: var(--hdb-muted);
}

/* v3.1.5: statistics alignment, post images, likes and all-thread search */
.hdb-stats {
	display: flex;
	width: min(100%, 720px);
	margin: 20px auto 0;
	justify-content: center;
}
.hdb-stats span {
	flex: 1 1 0;
	min-width: 0;
	text-align: center;
}
.hdb-post-image {
	margin: 18px 0;
	padding: 0;
	overflow: hidden;
	border-radius: 14px;
	background: #f4f9fc;
}
.hdb-post-image img {
	display: block;
	width: auto;
	max-width: 100%;
	height: auto;
	max-height: 720px;
	margin: 0 auto;
	object-fit: contain;
}
.hdb-like-form {
	display: inline-flex;
	margin: 8px 10px 8px 0;
}
.hdb-like-form button {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	min-height: 36px;
	padding: 7px 12px;
	border: 1px solid #d9e9f2;
	border-radius: 999px;
	background: #fff;
	color: #617f91;
	font-size: 10px;
	font-weight: 800;
	cursor: pointer;
}
.hdb-like-form button:hover,
.hdb-like-form button:focus-visible,
.hdb-like-form button.is-liked {
	border-color: #f0a4bb;
	background: #fff1f6;
	color: #d73568;
}
.hdb-like-form button b { font-size: 11px; }
.hdb-like-emphasis {
	color: var(--hdb-like-color) !important;
	font-size: var(--hdb-like-scale) !important;
	font-weight: 700;
	transition: color .2s ease, font-size .2s ease;
}
.hdb-like-emphasis.is-strong { font-weight: 900; }
.hdb-search-all {
	grid-template-columns: minmax(220px, 1fr) minmax(170px, .45fr) 120px 76px;
	margin-top: 18px;
}
.hdb-result-count { margin: 12px 0; color: #78909f; font-size: 11px; text-align: right; }
.hdb-all-threads-link { margin: 16px 0 0; text-align: center; }
.hdb-all-threads-link a {
	display: inline-flex;
	padding: 9px 14px;
	border: 1px solid #d8eaf4;
	border-radius: 999px;
	background: #fff;
	color: #2682ba !important;
	font-size: 10px;
	font-weight: 800;
}
.hdb-closed { margin: 18px 0; padding: 16px; border: 1px solid #f0d7dc; border-radius: 12px; background: #fff7f8; color: #9a5262; font-size: 11px; text-align: center; }
@media (max-width: 760px) {
	.hdb-search-all { grid-template-columns: 1fr; }
	.hdb-search-all button { min-height: 44px; }
	.hdb-post-image img { max-height: 520px; }
	.hdb-like-emphasis { line-height: 1.75; }
}

.hdb-honeypot{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0!important;pointer-events:none!important}
.hdb-thread-stats,.hdb-stats{justify-content:center}
.hdb-legal-grid{display:grid;gap:12px}.hdb-legal-grid label{display:block}.hdb-legal-grid textarea,.hdb-legal-grid input,.hdb-legal-grid select{width:100%}.hdb-legal-content{grid-column:1/-1}

/* 3.1.9: 規約ページは掲示板本体と同じブランド構造を使用する。 */
.hdb-legal-header .hdb-brand{min-width:0}
.hdb-legal-header .hdb-brand-copy{width:auto;height:auto;min-width:0;white-space:nowrap}
.hdb-legal-header .hdb-brand-copy strong,.hdb-legal-header .hdb-brand-copy small{writing-mode:horizontal-tb;word-break:keep-all}
.hdb-legal-header .hdb-brand-icon{width:auto;height:auto}
.hdb-legal-page .hdb-main{padding-top:0}
.hdb-legal-page .hdb-form-card{margin-bottom:30px}


/* 3.2.1: トップページと共通ヘッダー・フッターの文字色を個別設定へ接続。 */
.hdb-header .hdb-brand strong{color:var(--hdb-home-brand-main)!important}
.hdb-header .hdb-brand small{color:var(--hdb-home-brand-sub)!important}
.hdb-header nav,.hdb-header nav a{color:var(--hdb-home-nav)!important}
.hdb-header nav a:hover,.hdb-header nav a:focus-visible{color:var(--hdb-home-nav-hover)!important}
.hdb-header .hdb-header-create{color:var(--hdb-home-header-button-text)!important}
.hdb-header .hdb-logo{color:var(--hdb-home-brand-icon-text)!important}
.hdb-home .hdb-hero-icon{color:var(--hdb-home-hero-icon-text)!important}
.hdb-home .hdb-eyebrow{color:var(--hdb-home-hero-eyebrow)!important}
.hdb-home .hdb-hero h1{color:var(--hdb-home-hero-title)!important}
.hdb-home .hdb-hero>p:not(.hdb-eyebrow){color:var(--hdb-home-hero-description)!important}
.hdb-home .hdb-stats span{color:var(--hdb-home-stats-label)!important}
.hdb-home .hdb-stats b{color:var(--hdb-home-stats-number)!important}
.hdb-home .hdb-section-heading>span{color:var(--hdb-home-section-number)!important}
.hdb-home .hdb-section-heading small{color:var(--hdb-home-section-english)!important}
.hdb-home .hdb-section-heading h2{color:var(--hdb-home-section-title)!important}
.hdb-home .hdb-section-heading p{color:var(--hdb-home-section-caption)!important}
.hdb-home .hdb-category-copy strong{color:var(--hdb-home-category-title)!important}
.hdb-home .hdb-category-copy small{color:var(--hdb-home-category-description)!important}
.hdb-home .hdb-category-copy em{color:var(--hdb-home-category-meta)!important}
.hdb-home .hdb-category-card>i{color:var(--hdb-home-category-arrow)!important}
.hdb-home .hdb-flow{color:var(--hdb-home-flow-arrow)!important}
.hdb-home .hdb-thread-copy small{color:var(--hdb-home-thread-category)!important}
.hdb-home .hdb-thread-copy strong{color:var(--hdb-home-thread-title)!important}
.hdb-home .hdb-thread-copy em{color:var(--hdb-home-thread-excerpt)!important}
.hdb-home .hdb-thread-meta{color:var(--hdb-home-thread-meta)!important}
.hdb-home .hdb-thread-meta b{color:var(--hdb-home-thread-meta-number)!important}
.hdb-home .hdb-tabs a{color:var(--hdb-home-tab)!important}
.hdb-home .hdb-tabs .is-active{color:var(--hdb-home-tab-active)!important}
.hdb-home .hdb-all-threads-link a{color:var(--hdb-home-all-threads-link)!important}
.hdb-home .hdb-create-button{color:var(--hdb-home-create-button-text)!important}
.hdb-home .hdb-rule-card h2{color:var(--hdb-home-rules-title)!important}
.hdb-home .hdb-rule-card p{color:var(--hdb-home-rules-description)!important}
.hdb-home .hdb-rule-card>a{color:var(--hdb-home-rules-link)!important}
.hdb-footer{color:var(--hdb-home-footer-text)!important}
.hdb-footer strong{color:var(--hdb-home-footer-title)!important}
.hdb-footer nav a{color:var(--hdb-home-footer-link)!important}
.hdb-footer>small{color:var(--hdb-home-footer-notice)!important}

.hdb-home .hdb-empty{color:var(--hdb-home-empty-text)!important}
.hdb-home .hdb-ad-label{color:var(--hdb-home-ad-label)!important}


/* 3.2.6: 任意の返信先表示と小型アクションUI。 */
.hdb-reply.is-reply-focus {
	margin-right: -10px;
	margin-left: -10px;
	padding-right: 10px;
	padding-left: 10px;
	border-radius: 12px;
	background: #f2fbff;
	box-shadow: inset 3px 0 0 #3aaee5;
}
.hdb-reply-reference {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	max-width: 100%;
	margin: 0 0 9px;
	padding: 6px 9px;
	border: 1px solid #d4eaf5;
	border-radius: 8px;
	background: #f5fbff;
	color: #53778e;
	font-size: 10px;
	font-weight: 700;
	line-height: 1.5;
}
.hdb-reply-reference > span[aria-hidden="true"] { color: #2d91ca; font-size: 12px; }
.hdb-reply-reference a { color: #347ca7 !important; text-decoration: none; }
.hdb-reply-reference b { color: #176fa7; font-size: 11px; }
.hdb-reply-reference small { display: block; margin-top: 2px; color: #8a9aa5; font-size: 8px; font-weight: 500; }
.hdb-reply-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin-top: 5px; }
.hdb-reply-actions .hdb-like-form { margin: 0; }
.hdb-reply-target-button {
	display: inline-flex;
	min-height: 36px;
	align-items: center;
	justify-content: center;
	padding: 7px 11px;
	border: 1px solid #d9e9f2;
	border-radius: 999px;
	background: #fff;
	box-shadow: none;
	color: #567b91;
	font-size: 10px;
	font-weight: 800;
	line-height: 1;
	cursor: pointer;
}
.hdb-reply-target-button:hover,
.hdb-reply-target-button:focus-visible { border-color: #8ecceb; background: #effaff; color: #1e7fb8; }
.hdb-reply-target-field input[type="number"] { max-width: 190px; }
.hdb-reply-target-preview {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	margin-top: -7px;
	padding: 9px 11px;
	border: 1px solid #d6ebf5;
	border-radius: 9px;
	background: #f3fbff;
	color: #3c728f;
	font-size: 10px;
	font-weight: 700;
}
.hdb-reply-target-preview[hidden] { display: none !important; }
.hdb-form-card .hdb-reply-target-preview .hdb-reply-target-clear {
	min-height: 28px;
	padding: 5px 9px;
	border: 1px solid #cbdfe9;
	border-radius: 999px;
	background: #fff;
	box-shadow: none;
	color: #6b8493 !important;
	font-size: 9px;
}
.hdb-shell .hdb-delete-form,
.hdb-embed .hdb-delete-form {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	width: auto;
	margin: 8px 8px 0 0;
}
.hdb-shell .hdb-delete-form button,
.hdb-embed .hdb-delete-form button {
	display: inline-flex;
	width: auto;
	min-width: 0;
	min-height: 32px !important;
	align-items: center;
	justify-content: center;
	padding: 6px 10px;
	border: 1px solid #e4d9de;
	border-radius: 999px;
	background: #fff !important;
	box-shadow: none !important;
	color: #8a6572 !important;
	font-size: 9px;
	font-weight: 700;
	line-height: 1.2;
	cursor: pointer;
}
.hdb-shell .hdb-delete-form button:hover,
.hdb-shell .hdb-delete-form button:focus-visible,
.hdb-embed .hdb-delete-form button:hover,
.hdb-embed .hdb-delete-form button:focus-visible { border-color: #d6aab8; background: #fff7f9 !important; color: #a94f6c !important; }
@media (max-width: 760px) {
	.hdb-reply-reference { display: flex; width: 100%; }
	.hdb-reply-target-field input[type="number"] { max-width: 100%; }
	.hdb-reply-target-preview { align-items: flex-start; flex-direction: column; }
}

/* 3.2.8: AdSenseの自動読込補完・配信状態・空広告枠対策。 */
.hdb-ad[hidden] { display: none !important; }
.hdb-ad {
	overflow: visible;
	contain: none;
}
.hdb-ad-inner {
	min-width: 0;
	overflow: visible;
}
.hdb-ad-inner > ins.adsbygoogle {
	max-width: 100% !important;
}
.hdb-ad[data-hdb-ad-state="filled"] .hdb-ad-inner { min-height: 0; }
.hdb-ad[data-hdb-ad-state="unfilled"]:not(.hdb-ad-debug-enabled),
.hdb-ad[data-hdb-ad-state="loader-error"]:not(.hdb-ad-debug-enabled),
.hdb-ad[data-hdb-ad-state="timeout"]:not(.hdb-ad-debug-enabled) { display: none !important; }
.hdb-ad-debug-enabled {
	border-style: dashed;
	overflow: visible;
}
.hdb-ad-diagnostic {
	display: block;
	margin-top: 8px;
	padding: 8px 10px;
	border-radius: 8px;
	background: rgba(255,255,255,.92);
	color: #526875;
	font-size: 11px;
	line-height: 1.55;
	text-align: left;
	word-break: break-word;
}

/* 3.2.9: スマートフォン広告の横はみ出し防止。 */
.hdb-ad,
.hdb-ad * {
	box-sizing: border-box;
}
.hdb-ad {
	width: 100%;
	max-width: 100% !important;
	overflow: hidden;
}
.hdb-ad-inner {
	display: block;
	width: 100%;
	max-width: 100%;
	min-width: 0;
	overflow: hidden;
}
.hdb-ad-inner > ins.adsbygoogle {
	display: block !important;
	width: 100% !important;
	max-width: 100% !important;
	min-width: 0 !important;
	margin-right: auto !important;
	margin-left: auto !important;
	overflow: hidden;
}
.hdb-ad-inner > ins.adsbygoogle iframe,
.hdb-ad-inner iframe {
	max-width: 100% !important;
}
.hdb-ad-mobile_sticky {
	overflow: auto;
}
@media (max-width: 760px) {
	.hdb-ad:not(.hdb-ad-mobile_sticky) {
		width: 100% !important;
		max-width: 100% !important;
		padding-right: 8px;
		padding-left: 8px;
		overflow: hidden;
	}
	.hdb-ad-inner,
	.hdb-ad-inner > ins.adsbygoogle,
	.hdb-ad-inner iframe {
		width: 100% !important;
		max-width: 100% !important;
		min-width: 0 !important;
	}
}

/* 3.2.9: 利用者向け返信表示件数切替。 */
.hdb-replies-heading {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 14px;
}
.hdb-replies-heading > h2 {
	margin: 0;
}
.hdb-reply-page-size {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	margin: 0;
	padding: 0;
}
.hdb-reply-page-size label {
	margin: 0;
	color: var(--hdb-muted, #60727d);
	font-size: 12px;
	font-weight: 600;
	white-space: nowrap;
}
.hdb-reply-page-size select {
	width: auto;
	min-width: 78px;
	height: 34px;
	margin: 0;
	padding: 4px 28px 4px 10px;
	border: 1px solid var(--hdb-border, #d9e4e9);
	border-radius: 8px;
	background-color: #fff;
	font-size: 13px;
}
.hdb-reply-page-size noscript button {
	min-height: 34px;
	padding: 5px 10px;
	font-size: 12px;
}
@media (max-width: 520px) {
	.hdb-replies-heading {
		align-items: flex-start;
		flex-direction: column;
	}
	.hdb-reply-page-size {
		width: 100%;
		justify-content: flex-end;
	}
}


/* 3.3.6: board AdSense units use the same mobile safe-width strategy as articles. */
@media (max-width: 760px) {
	.hdb-ad {
		max-width: 100% !important;
		overflow-x: hidden !important;
	}
	.hdb-ad-inner {
		box-sizing: border-box !important;
		max-width: calc(100% - 2px) !important;
		min-width: 0 !important;
		margin-right: auto !important;
		margin-left: auto !important;
		overflow-x: hidden !important;
	}
	.hdb-ad-inner ins.adsbygoogle,
	.hdb-ad-inner ins.adsbygoogle > div,
	.hdb-ad-inner iframe {
		box-sizing: border-box !important;
		width: 100% !important;
		max-width: 100% !important;
		min-width: 0 !important;
		margin-right: 0 !important;
		margin-left: 0 !important;
		float: none !important;
		transform: none !important;
	}
}


/* 3.3.8: iOS Safariなどで16px未満の入力欄へフォーカスした際の自動ズームを防止。 */
@media (max-width: 760px) {
	body.hdb-body input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="submit"]):not([type="button"]):not([type="reset"]),
	body.hdb-body select,
	body.hdb-body textarea,
	.hdb-embed input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="submit"]):not([type="button"]):not([type="reset"]),
	.hdb-embed select,
	.hdb-embed textarea {
		font-size: 16px !important;
		line-height: 1.5 !important;
		-webkit-text-size-adjust: 100%;
	}

	body.hdb-body input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="submit"]):not([type="button"]):not([type="reset"]),
	body.hdb-body select,
	.hdb-embed input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="submit"]):not([type="button"]):not([type="reset"]),
	.hdb-embed select {
		min-height: 44px;
	}
}

/* 3.3.9: 投稿フォームの同意欄・画像選択・TurnstileをテーマCSSから分離。 */
.hdb-form-card .hdb-consent {
	display: grid !important;
	grid-template-columns: 22px minmax(0, 1fr) !important;
	align-items: start !important;
	gap: 10px !important;
	width: 100% !important;
	max-width: 100% !important;
	min-height: 24px !important;
	margin: 0 !important;
	padding: 12px 14px !important;
	overflow: visible !important;
	border: 1px solid #d7e8f1 !important;
	border-radius: 11px !important;
	background: #f7fcff !important;
	color: #385d74 !important;
	font-size: 13px !important;
	font-weight: 700 !important;
	line-height: 1.65 !important;
	text-align: left !important;
	visibility: visible !important;
	opacity: 1 !important;
	box-sizing: border-box !important;
}
.hdb-form-card .hdb-consent input[type="checkbox"] {
	position: static !important;
	display: block !important;
	visibility: visible !important;
	opacity: 1 !important;
	width: 20px !important;
	height: 20px !important;
	min-width: 20px !important;
	min-height: 20px !important;
	margin: 2px 0 0 !important;
	padding: 0 !important;
	clip: auto !important;
	clip-path: none !important;
	transform: none !important;
	appearance: auto !important;
	-webkit-appearance: checkbox !important;
	accent-color: #2585c7;
}
.hdb-form-card .hdb-consent span {
	display: block !important;
	min-width: 0 !important;
	max-width: 100% !important;
	height: auto !important;
	max-height: none !important;
	overflow: visible !important;
	color: inherit !important;
	white-space: normal !important;
	text-overflow: clip !important;
	word-break: normal !important;
	overflow-wrap: anywhere !important;
	-webkit-line-clamp: unset !important;
	-webkit-box-orient: initial !important;
}
.hdb-form-card .hdb-consent a {
	color: #2183c3 !important;
	font-weight: 800 !important;
	text-decoration: underline !important;
	text-underline-offset: 2px;
}
.hdb-form-card input[type="file"] {
	display: block;
	max-width: 100%;
	min-height: 52px;
	padding: 7px !important;
	overflow: hidden;
	font-weight: 500 !important;
	line-height: 1.4 !important;
	white-space: nowrap;
	text-overflow: ellipsis;
	box-sizing: border-box;
}
.hdb-form-card input[type="file"]::file-selector-button {
	min-height: 36px;
	margin-right: 10px;
	padding: 7px 12px;
	border: 1px solid #aac9da;
	border-radius: 8px;
	background: #ffffff;
	color: #294e65;
	font: inherit;
	font-weight: 700;
	cursor: pointer;
}
.hdb-turnstile-wrap {
	display: grid;
	gap: 9px;
	width: 100%;
	max-width: 100%;
	min-width: 0;
	padding: 13px 14px;
	border: 1px solid #d7e8f1;
	border-radius: 11px;
	background: #fbfdff;
	box-sizing: border-box;
}
.hdb-turnstile-label {
	display: block;
	color: #385d74;
	font-size: 12px;
	line-height: 1.5;
}
.hdb-turnstile-widget {
	display: flex;
	justify-content: center;
	width: 100%;
	max-width: 100%;
	min-width: 0;
	min-height: 65px;
	overflow: visible;
}
.hdb-turnstile-widget > div,
.hdb-turnstile-widget iframe {
	max-width: 100% !important;
}
.hdb-turnstile-status {
	margin: 0 !important;
	color: #71899a !important;
	font-size: 11px !important;
	font-weight: 600 !important;
	line-height: 1.6 !important;
}
.hdb-turnstile-wrap.is-complete {
	border-color: #9dd9c2;
	background: #f2fcf8;
}
.hdb-turnstile-wrap.is-complete .hdb-turnstile-status { color: #237d62 !important; }
.hdb-turnstile-wrap.is-error {
	border-color: #efb6bd;
	background: #fff7f8;
}
.hdb-turnstile-wrap.is-error .hdb-turnstile-widget { display: none; }
.hdb-turnstile-wrap.is-error .hdb-turnstile-status { color: #a83d4c !important; }
.hdb-turnstile-wrap .hdb-turnstile-retry {
	width: auto !important;
	min-height: 40px !important;
	justify-self: start;
	padding: 8px 14px !important;
	border: 1px solid #9ec9df !important;
	border-radius: 9px !important;
	background: #ffffff !important;
	color: #217dad !important;
	box-shadow: none !important;
	font-size: 12px !important;
	font-weight: 800 !important;
}
.hdb-turnstile-wrap .hdb-turnstile-retry[hidden] { display: none !important; }

@media (max-width: 760px) {
	.hdb-form-card .hdb-consent {
		padding: 12px !important;
		font-size: 15px !important;
	}
	.hdb-form-card input[type="file"] {
		font-size: 16px !important;
	}
	.hdb-form-card input[type="file"]::file-selector-button {
		font-size: 16px !important;
	}
	.hdb-turnstile-wrap { padding: 12px; }
	.hdb-turnstile-widget { min-height: 140px; }
}