/* Article page (single.php) — Phase 3 full spec. */

.dm-article-page { padding-bottom: 48px; }

.dm-article-top { padding-top: 8px; }

.dm-article-tags {
	display: flex;
	gap: 6px;
	flex-wrap: wrap;
	margin: 10px 0 4px;
}
.dm-tag {
	display: inline-flex;
	align-items: center;
	padding: 3px 10px;
	border-radius: 999px;
	font-size: 11px;
	font-weight: 500;
	text-decoration: none;
	border: 0.5px solid transparent;
	transition: background-color 0.15s, border-color 0.15s;
}
.dm-tag-scenario {
	background: var(--dm-ink);
	color: #fff;
}
.dm-tag-scenario:hover { background: #1E293B; }
.dm-tag-persona {
	background: #F1F5F9;
	color: var(--dm-ink);
}
.dm-tag-persona:hover { background: #E2E8F0; }

.dm-article-container {
	max-width: 720px;
	padding-top: 20px;
}

.dm-article-head { margin: 0 0 18px; }
.dm-article-h1 {
	font-family: var(--dm-serif);
	font-size: 38px;
	font-weight: 500;
	line-height: 1.15;
	letter-spacing: -0.01em;
	margin: 0 0 12px;
	color: var(--dm-ink);
}
.dm-article-meta-row {
	display: flex;
	align-items: center;
	gap: 10px;
	color: var(--dm-slate);
	font-size: 13px;
}
.dm-author-avatar {
	border-radius: 50%;
	width: 28px;
	height: 28px;
	display: block;
}

.dm-article-disclosure {
	font-size: 12px;
	color: var(--dm-slate);
	background: var(--dm-cream);
	border: 0.5px solid var(--dm-gold);
	border-radius: var(--dm-r-md);
	padding: 12px 16px;
	margin: 0 0 24px;
	line-height: 1.5;
}
.dm-article-disclosure strong { color: var(--dm-ink); }

.dm-article-body {
	font-size: 17px;
	line-height: 1.7;
	color: var(--dm-ink);
}
.dm-article-body > * + * { margin-top: 1em; }
.dm-article-body p,
.dm-article-body ul,
.dm-article-body ol,
.dm-article-body blockquote,
.dm-article-body pre,
.dm-article-body figure {
	margin: 0 0 18px;
}
.dm-article-body h2 {
	font-family: var(--dm-serif);
	font-size: 26px;
	font-weight: 500;
	margin: 36px 0 12px;
	line-height: 1.25;
}
.dm-article-body h3 {
	font-family: var(--dm-serif);
	font-size: 20px;
	font-weight: 500;
	margin: 28px 0 10px;
	line-height: 1.3;
}
.dm-article-body blockquote {
	border-left: 3px solid var(--dm-indigo);
	padding: 4px 0 4px 16px;
	color: var(--dm-slate);
	font-style: italic;
}
.dm-article-body a {
	color: var(--dm-indigo);
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 2px;
}
.dm-article-body img {
	max-width: 100%;
	height: auto;
	border-radius: var(--dm-r-md);
}
.dm-article-body code {
	font-family: 'SF Mono', Menlo, Consolas, monospace;
	font-size: 0.92em;
	background: #F1F5F9;
	padding: 1px 6px;
	border-radius: 4px;
}
.dm-article-body pre {
	background: #F1F5F9;
	padding: 12px 14px;
	border-radius: var(--dm-r-md);
	overflow-x: auto;
	font-size: 13px;
}

.dm-persona-section {
	margin: 36px 0 0;
	padding: 22px 24px;
	background: #F8FAFC;
	border: 0.5px solid var(--dm-hairline);
	border-radius: var(--dm-r-lg);
}
.dm-persona-section-title {
	font-family: var(--dm-serif);
	font-size: 22px;
	font-weight: 500;
	margin: 0 0 14px;
}
.dm-persona-section-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 12px;
}
.dm-persona-block-label {
	font-size: 11px;
	letter-spacing: 0.4px;
	text-transform: uppercase;
	color: var(--dm-indigo);
	font-weight: 500;
	margin-bottom: 4px;
}
.dm-persona-block-copy {
	margin: 0;
	font-size: 14px;
	line-height: 1.55;
	color: var(--dm-ink);
}
.dm-persona-section-note {
	margin: 16px 0 0;
	font-size: 11px;
	color: var(--dm-slate);
	font-style: italic;
}

.dm-article-how-we-tested {
	margin: 28px 0 0;
	padding: 14px 16px;
	background: #F0F7FF;
	border: 0.5px solid #BFDBFE;
	border-radius: var(--dm-r-md);
	font-size: 13px;
}
.dm-article-how-we-tested a {
	color: var(--dm-indigo);
	text-decoration: underline;
	text-underline-offset: 2px;
}

.dm-related {
	margin: 48px 0 0;
	padding: 32px 0 0;
	border-top: 0.5px solid var(--dm-hairline);
}
.dm-related-title {
	font-family: var(--dm-serif);
	font-size: 22px;
	font-weight: 500;
	margin: 0 0 14px;
}
.dm-related-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}
.dm-related-card {
	display: block;
	padding: 16px;
	background: #fff;
	border: 0.5px solid var(--dm-hairline);
	border-radius: var(--dm-r-md);
	text-decoration: none;
	color: inherit;
	transition: border-color 0.15s;
}
.dm-related-card:hover { border-color: var(--dm-slate); }
.dm-related-card-title {
	font-family: var(--dm-serif);
	font-size: 15px;
	font-weight: 500;
	margin: 0 0 8px;
	line-height: 1.3;
	color: var(--dm-ink);
}
.dm-related-card-excerpt {
	margin: 0;
	font-size: 12px;
	color: var(--dm-slate);
	line-height: 1.5;
}

@media (max-width: 900px) {
	.dm-related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
	.dm-article-h1 { font-size: 28px; }
	.dm-article-body { font-size: 16px; }
	.dm-article-body h2 { font-size: 22px; }
	.dm-article-body h3 { font-size: 18px; }
	.dm-related-grid { grid-template-columns: 1fr; }
	.dm-persona-section { padding: 18px 16px; }
}

/* ============================================================
   Sticky right-rail TOC + mobile drawer (Sprint 3)
   ============================================================ */

/* Default — desktop layout */
.dm-article-toc {
	position: fixed;
	top: 96px;
	right: max(24px, calc((100vw - 1080px) / 2));
	width: 220px;
	max-height: calc(100vh - 120px);
	overflow-y: auto;
	padding: 14px 4px 14px 14px;
	font-family: var(--dm-sans);
	z-index: 5;
}
.dm-toc-eyebrow {
	font-size: 11px;
	font-weight: 500;
	letter-spacing: 0.4px;
	text-transform: uppercase;
	color: var(--dm-slate);
	margin: 0 0 10px;
}
.dm-toc-list {
	list-style: none;
	margin: 0;
	padding: 0;
	border-left: 1px solid var(--dm-hairline);
}
.dm-toc-item {
	margin: 0;
	padding: 0;
}
.dm-toc-item a {
	display: block;
	padding: 6px 10px;
	font-size: 13px;
	line-height: 1.4;
	color: var(--dm-slate);
	text-decoration: none;
	border-left: 2px solid transparent;
	margin-left: -1px;
	transition: color 0.15s, background-color 0.15s, border-color 0.15s;
}
.dm-toc-item a:hover {
	color: var(--dm-indigo);
}
.dm-toc-item-h3 a {
	padding-left: 22px;
	font-size: 12.5px;
	color: var(--dm-slate-soft);
}
.dm-toc-item a[aria-current="location"] {
	color: var(--dm-indigo);
	border-left-color: var(--dm-indigo);
	background: var(--dm-indigo-soft);
	font-weight: 500;
}
.dm-toc-meta {
	margin-top: 14px;
	padding-top: 12px;
	border-top: 0.5px solid var(--dm-hairline);
	font-size: 11px;
	letter-spacing: 0.3px;
	color: var(--dm-slate);
}

/* Article container shifts left to make room for the TOC rail. */
.dm-article-container.dm-has-toc {
	position: relative;
}
@media (min-width: 1101px) {
	.dm-article-container.dm-has-toc {
		max-width: 720px;
		margin-left: max(24px, calc((100vw - 1080px) / 2));
		margin-right: 280px;
	}
}

/* Floating mobile trigger — hidden on desktop */
.dm-toc-trigger {
	display: none;
	position: fixed;
	right: 18px;
	bottom: 18px;
	width: 56px;
	height: 56px;
	border-radius: 50%;
	background: var(--dm-indigo);
	color: #fff;
	border: 0;
	box-shadow: 0 8px 24px rgba(15, 20, 30, 0.18);
	cursor: pointer;
	align-items: center;
	justify-content: center;
	z-index: 30;
	transition: transform 0.15s, background-color 0.15s;
}
.dm-toc-trigger:hover {
	background: var(--dm-indigo-deep);
	transform: translateY(-1px);
}
.dm-toc-trigger:focus-visible {
	outline: 2px solid var(--dm-indigo);
	outline-offset: 3px;
}

/* Drawer (mobile) — hidden on desktop, bottom-sheet on mobile */
.dm-toc-drawer {
	border: 0;
	padding: 0;
	background: transparent;
}
.dm-toc-drawer[open] {
	display: flex;
	flex-direction: column;
}
.dm-toc-drawer::backdrop {
	background: rgba(15, 20, 30, 0.45);
	backdrop-filter: blur(4px);
	-webkit-backdrop-filter: blur(4px);
}
.dm-toc-drawer-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 14px 18px 10px;
	border-bottom: 0.5px solid var(--dm-hairline);
}
.dm-toc-drawer-close {
	background: transparent;
	border: 0;
	color: var(--dm-slate);
	padding: 6px;
	cursor: pointer;
	border-radius: var(--dm-r-md);
}
.dm-toc-drawer-close:hover { color: var(--dm-ink); background: var(--dm-hairline-soft); }
.dm-toc-list-drawer {
	border-left: 0;
	padding: 6px 8px 24px;
	overflow-y: auto;
	flex: 1;
}
.dm-toc-list-drawer .dm-toc-item a {
	font-size: 14px;
	padding: 10px 12px;
}
.dm-toc-list-drawer .dm-toc-item-h3 a {
	padding-left: 28px;
	font-size: 13px;
}

@media (max-width: 1100px) {
	.dm-article-toc { display: none; }
	.dm-toc-trigger { display: inline-flex; }
	.dm-toc-drawer {
		position: fixed;
		left: 0;
		right: 0;
		bottom: 0;
		top: auto;
		width: 100%;
		max-width: 100%;
		max-height: 70vh;
		margin: 0;
		border-top-left-radius: var(--dm-r-lg);
		border-top-right-radius: var(--dm-r-lg);
		background: var(--dm-paper);
	}
}
@media (min-width: 1101px) {
	.dm-toc-trigger { display: none !important; }
	.dm-toc-drawer { display: none !important; }
}

/* Respect reduced motion — no transforms on hover */
@media (prefers-reduced-motion: reduce) {
	.dm-toc-trigger,
	.dm-toc-item a {
		transition: none;
	}
	.dm-toc-trigger:hover {
		transform: none;
	}
}

/* ============================================================
   Inline author bio (end of article)
   ============================================================ */

.dm-author-bio {
	margin: 36px 0 0;
	padding: 20px 22px;
	background: var(--dm-paper-deep);
	border: 0.5px solid var(--dm-hairline);
	border-radius: var(--dm-r-lg);
	display: grid;
	grid-template-columns: 64px 1fr auto;
	gap: 16px;
	align-items: center;
}
.dm-author-bio-avatar img {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	display: block;
}
.dm-author-bio-text { min-width: 0; }
.dm-author-bio-eyebrow {
	font-size: 11px;
	letter-spacing: 0.4px;
	text-transform: uppercase;
	color: var(--dm-slate);
	margin: 0 0 4px;
}
.dm-author-bio-name {
	font-family: var(--dm-serif);
	font-size: 18px;
	font-weight: 500;
	margin: 0 0 4px;
	color: var(--dm-ink);
}
.dm-author-bio-name a {
	color: inherit;
	text-decoration: none;
}
.dm-author-bio-name a:hover { color: var(--dm-indigo); }
.dm-author-bio-copy {
	margin: 0;
	font-size: 13.5px;
	line-height: 1.55;
	color: var(--dm-ink-soft);
}
.dm-author-bio-cta {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	color: var(--dm-indigo);
	text-decoration: none;
	font-size: 13px;
	font-weight: 500;
	white-space: nowrap;
}
.dm-author-bio-cta:hover { color: var(--dm-indigo-deep); }

@media (max-width: 640px) {
	.dm-author-bio {
		grid-template-columns: 56px 1fr;
		gap: 12px;
	}
	.dm-author-bio-link {
		grid-column: 1 / -1;
	}
}

/* ============================================================
   Author archive page
   ============================================================ */

.dm-author-page { padding-bottom: 64px; }

.dm-author-hero {
	padding: 48px 0 32px;
	border-bottom: 0.5px solid var(--dm-hairline);
	background: var(--dm-paper);
}
.dm-author-hero-inner {
	display: grid;
	grid-template-columns: 240px 1fr;
	gap: 36px;
	align-items: center;
}
.dm-author-hero-photo img,
.dm-author-hero-photo .avatar {
	width: 240px;
	height: 240px;
	border-radius: 50%;
	object-fit: cover;
	display: block;
}
.dm-author-eyebrow {
	margin: 0 0 6px;
	font-size: 11px;
	letter-spacing: 0.4px;
	text-transform: uppercase;
	color: var(--dm-indigo);
}
.dm-author-name {
	font-family: var(--dm-serif);
	font-size: 42px;
	font-weight: 500;
	line-height: 1.1;
	letter-spacing: -0.01em;
	margin: 0 0 14px;
	color: var(--dm-ink);
}
.dm-author-bio-prose {
	max-width: 720px;
	font-size: 16px;
	line-height: 1.65;
	color: var(--dm-ink-soft);
	margin: 0 0 16px;
}
.dm-author-socials {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}
.dm-author-social-link {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 6px 12px;
	border: 0.5px solid var(--dm-hairline);
	border-radius: 999px;
	background: #fff;
	color: var(--dm-ink);
	text-decoration: none;
	font-size: 12.5px;
	font-weight: 500;
	transition: border-color 0.15s, color 0.15s;
}
.dm-author-social-link:hover {
	border-color: var(--dm-indigo);
	color: var(--dm-indigo);
}

.dm-author-articles { padding: 36px 0 0; }
.dm-author-section-title {
	font-family: var(--dm-serif);
	font-size: 26px;
	font-weight: 500;
	margin: 0 0 18px;
}
.dm-author-articles-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 18px;
}
.dm-author-articles-grid .dm-article-card {
	background: #fff;
	border: 0.5px solid var(--dm-hairline);
	border-radius: var(--dm-r-md);
	overflow: hidden;
	display: flex;
	flex-direction: column;
}
.dm-author-articles-grid .dm-article-thumb img {
	width: 100%;
	height: 180px;
	object-fit: cover;
	display: block;
}
.dm-author-articles-grid .dm-article-card-body {
	padding: 14px 16px;
	flex: 1;
	display: flex;
	flex-direction: column;
}
.dm-author-articles-grid .dm-article-title {
	font-family: var(--dm-serif);
	font-size: 16px;
	font-weight: 500;
	line-height: 1.3;
	margin: 0 0 8px;
}
.dm-author-articles-grid .dm-article-title a {
	color: var(--dm-ink);
	text-decoration: none;
}
.dm-author-articles-grid .dm-article-title a:hover { color: var(--dm-indigo); }
.dm-author-articles-grid .dm-article-excerpt {
	font-size: 13px;
	line-height: 1.5;
	color: var(--dm-slate);
	margin: 0 0 12px;
	flex: 1;
}
.dm-author-articles-grid .dm-article-meta {
	font-size: 11px;
	color: var(--dm-slate);
	letter-spacing: 0.3px;
}

.dm-author-stack { padding: 40px 0 0; }
.dm-author-stack-grid {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 12px;
}
.dm-author-stack-link {
	display: block;
	padding: 14px 16px;
	background: #fff;
	border: 0.5px solid var(--dm-hairline);
	border-radius: var(--dm-r-md);
	text-decoration: none;
	color: var(--dm-ink);
	transition: border-color 0.15s;
}
.dm-author-stack-link:hover { border-color: var(--dm-indigo); }
.dm-author-stack-name {
	display: block;
	font-family: var(--dm-serif);
	font-size: 15px;
	font-weight: 500;
	margin-bottom: 4px;
}
.dm-author-stack-note {
	display: block;
	font-size: 12px;
	color: var(--dm-slate);
	line-height: 1.45;
}

@media (max-width: 900px) {
	.dm-author-hero-inner {
		grid-template-columns: 1fr;
		text-align: center;
		gap: 18px;
	}
	.dm-author-hero-photo {
		justify-self: center;
	}
	.dm-author-bio-prose {
		margin-left: auto;
		margin-right: auto;
	}
	.dm-author-socials {
		justify-content: center;
	}
	.dm-author-articles-grid,
	.dm-author-stack-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}
@media (max-width: 640px) {
	.dm-author-name { font-size: 32px; }
	.dm-author-hero-photo img,
	.dm-author-hero-photo .avatar {
		width: 160px;
		height: 160px;
	}
	.dm-author-articles-grid,
	.dm-author-stack-grid {
		grid-template-columns: 1fr;
	}
}