/* =====================================================
   Nerf Commerce — Single Post Stylesheet
   Location: templates/single/single.css
   Loaded after: nerf-theme-style
   ===================================================== */

/* ── Post Layout ───────────────────────────────────── */
.nerf-single-main {
	background:
		linear-gradient(to right, color-mix(in srgb, var(--nerf-line) 55%, transparent) 1px, transparent 1px),
		linear-gradient(to bottom, color-mix(in srgb, var(--nerf-line) 55%, transparent) 1px, transparent 1px),
		var(--nerf-bg);
	background-size: 28px 28px;
	padding-bottom: 80px;
}

.nerf-single-inner {
	width: min(760px, calc(100% - 32px));
	margin-inline: auto;
	padding: 48px 0 0;
}

/* ── Post Hero Image ───────────────────────────────── */
.nerf-post-hero {
	width: 100%;
	aspect-ratio: 16 / 6;
	overflow: hidden;
	border-bottom: 1px solid var(--nerf-line);
	background: var(--nerf-surface);
}

.nerf-post-hero img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

/* ── Post Header ───────────────────────────────────── */
.nerf-post-header {
	padding: 40px 0 28px;
	border-bottom: 1px solid var(--nerf-line);
	margin-bottom: 40px;
}

.nerf-post-eyebrow {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	margin-bottom: 16px;
}

.nerf-post-category {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	border: 1px solid color-mix(in srgb, var(--nerf-primary) 45%, var(--nerf-line));
	background: color-mix(in srgb, var(--nerf-primary) 8%, transparent);
	color: var(--nerf-primary);
	font-size: 11px;
	font-weight: 850;
	letter-spacing: 0.07em;
	text-decoration: none;
	text-transform: uppercase;
	padding: 4px 8px;
}

.nerf-post-title {
	margin: 0 0 20px;
	font-size: clamp(28px, 5vw, 48px);
	font-weight: 950;
	line-height: 1.05;
	letter-spacing: -0.01em;
	color: var(--nerf-ink);
}

.nerf-post-meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 6px 20px;
	color: var(--nerf-muted);
	font-size: 13px;
}

.nerf-post-meta-item {
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.nerf-post-meta-item svg {
	width: 13px;
	height: 13px;
	flex-shrink: 0;
	opacity: 0.7;
}

.nerf-post-meta-sep {
	color: var(--nerf-line);
	user-select: none;
}

.nerf-post-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-top: 18px;
}

.nerf-post-tag {
	display: inline-flex;
	align-items: center;
	border: 1px solid var(--nerf-line);
	background: var(--nerf-surface);
	color: var(--nerf-muted);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-decoration: none;
	text-transform: uppercase;
	padding: 3px 8px;
	transition: border-color 150ms ease, color 150ms ease;
}

.nerf-post-tag:hover {
	border-color: var(--nerf-primary);
	color: var(--nerf-primary);
}

/* ── Article Prose ─────────────────────────────────── */
.nerf-prose {
	line-height: 1.85;
	color: var(--nerf-ink);
	font-size: 16px;
	word-break: break-word;
}

.nerf-prose > * + * {
	margin-top: 1.2em;
}

/* Headings */
.nerf-prose h2,
.nerf-prose h3,
.nerf-prose h4,
.nerf-prose h5,
.nerf-prose h6 {
	font-weight: 850;
	line-height: 1.2;
	color: var(--nerf-ink);
	scroll-margin-top: 88px;
}

.nerf-prose h2 {
	font-size: clamp(20px, 3.5vw, 28px);
	font-weight: 950;
	margin: 2.4em 0 0.8em;
	padding-bottom: 0.5em;
	border-bottom: 2px solid var(--nerf-line);
	letter-spacing: -0.01em;
}

.nerf-prose h3 {
	font-size: clamp(17px, 2.5vw, 22px);
	margin: 2em 0 0.6em;
}

.nerf-prose h3::before {
	content: "// ";
	color: var(--nerf-primary);
	font-weight: 900;
}

.nerf-prose h4 {
	font-size: 17px;
	margin: 1.6em 0 0.5em;
	color: var(--nerf-primary);
}

.nerf-prose h5,
.nerf-prose h6 {
	font-size: 15px;
	margin: 1.4em 0 0.4em;
}

/* Anchor links on headings */
.nerf-prose h2 a,
.nerf-prose h3 a,
.nerf-prose h4 a {
	text-decoration: none;
	color: inherit;
}

/* Paragraphs */
.nerf-prose p {
	margin: 0.9em 0;
}

/* Inline code */
.nerf-prose :not(pre) > code {
	padding: 2px 6px;
	background: color-mix(in srgb, var(--nerf-primary) 8%, var(--nerf-surface));
	border: 1px solid color-mix(in srgb, var(--nerf-primary) 20%, var(--nerf-line));
	color: var(--nerf-primary);
	font-family: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
	font-size: 0.875em;
}

/* Code blocks */
.nerf-prose pre {
	margin: 1.5em 0;
	padding: 20px;
	background: var(--nerf-ink);
	color: #e2e8f0;
	font-family: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
	font-size: 14px;
	line-height: 1.7;
	overflow-x: auto;
	border: 1px solid var(--nerf-line);
}

.dark .nerf-prose pre {
	background: #0d1117;
	border-color: rgba(255,255,255,0.06);
}

.nerf-prose pre code {
	background: transparent;
	border: none;
	padding: 0;
	color: inherit;
	font-size: inherit;
}

/* Blockquote */
.nerf-prose blockquote {
	margin: 1.6em 0;
	padding: 16px 20px 16px 24px;
	border-left: 4px solid var(--nerf-primary);
	background: color-mix(in srgb, var(--nerf-primary) 5%, var(--nerf-surface));
	color: var(--nerf-muted);
	font-style: italic;
	font-size: 15px;
}

.nerf-prose blockquote p {
	margin: 0;
}

.nerf-prose blockquote cite {
	display: block;
	margin-top: 10px;
	color: var(--nerf-primary);
	font-size: 12px;
	font-style: normal;
	font-weight: 800;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

/* Lists */
.nerf-prose ul {
	margin: 1em 0;
	padding-left: 1.4em;
	list-style-type: disc;
}

.nerf-prose ol {
	margin: 1em 0;
	padding-left: 1.4em;
	list-style-type: decimal;
}

.nerf-prose li {
	margin: 0.35em 0;
}

.nerf-prose li > ul,
.nerf-prose li > ol {
	margin: 0.2em 0;
}

/* Links */
.nerf-prose a {
	color: var(--nerf-primary);
	text-decoration: none;
	border-bottom: 1px dotted var(--nerf-primary);
	transition: border-bottom-style 160ms ease, opacity 160ms ease;
}

.nerf-prose a:hover {
	border-bottom-style: solid;
	opacity: 0.8;
}

/* Images */
.nerf-prose img {
	max-width: 100%;
	height: auto;
	display: block;
	margin: 1.6em auto;
	border: 1px solid var(--nerf-line);
}

.nerf-prose figure {
	margin: 1.6em 0;
}

.nerf-prose figcaption {
	text-align: center;
	color: var(--nerf-muted);
	font-size: 13px;
	margin-top: 8px;
}

/* Tables */
.nerf-prose table {
	width: 100%;
	border-collapse: collapse;
	margin: 1.6em 0;
	font-size: 14px;
	overflow-x: auto;
	display: block;
}

.nerf-prose thead {
	background: var(--nerf-surface);
}

.nerf-prose th,
.nerf-prose td {
	border: 1px solid var(--nerf-line);
	padding: 10px 14px;
	text-align: left;
}

.nerf-prose th {
	font-weight: 850;
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--nerf-muted);
}

.nerf-prose tbody tr:nth-child(even) {
	background: color-mix(in srgb, var(--nerf-surface) 50%, transparent);
}

/* Horizontal rule */
.nerf-prose hr {
	border: none;
	border-top: 1px solid var(--nerf-line);
	margin: 2.4em 0;
}

/* ── Table of Contents (Sticky Sidebar) ────────────── */
.nerf-toc-wrap {
	position: fixed;
	top: 88px;
	left: max(24px, calc(50% - 380px - 240px - 24px));
	width: 220px;
	z-index: 20;
	opacity: 0;
	pointer-events: none;
	transform: translateX(-8px);
	transition: opacity 240ms ease, transform 240ms ease;
}

.nerf-toc-wrap.nerf-toc-visible {
	opacity: 1;
	pointer-events: auto;
	transform: translateX(0);
}

.nerf-toc-label {
	display: flex;
	align-items: center;
	gap: 7px;
	margin-bottom: 12px;
	color: var(--nerf-muted);
	font-size: 11px;
	font-weight: 850;
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

.nerf-toc-label::after {
	content: "";
	flex: 1;
	height: 1px;
	background: var(--nerf-line);
}

.nerf-toc-list {
	padding: 0;
	margin: 0;
	list-style: none;
	max-height: 60vh;
	overflow-y: auto;
	scrollbar-width: none;
}

.nerf-toc-list::-webkit-scrollbar {
	display: none;
}

.nerf-toc-list li {
	margin: 0;
}

.nerf-toc-list a {
	display: block;
	padding: 4px 0 4px 0;
	color: var(--nerf-muted);
	font-size: 13px;
	text-decoration: none;
	border: none;
	line-height: 1.4;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	transition: color 150ms ease, opacity 150ms ease;
	opacity: 0.65;
}

.nerf-toc-list a:hover {
	color: var(--nerf-ink);
	opacity: 1;
}

.nerf-toc-list a.nerf-toc-active {
	color: var(--nerf-primary);
	font-weight: 800;
	opacity: 1;
}

.nerf-toc-list .nerf-toc-h3 a {
	padding-left: 12px;
	font-size: 12px;
}

.nerf-toc-list .nerf-toc-h4 a {
	padding-left: 24px;
	font-size: 11px;
}

/* ── Post Navigation ───────────────────────────────── */
.nerf-post-nav {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
	margin-top: 56px;
	border-top: 1px solid var(--nerf-line);
	padding-top: 28px;
}

.nerf-post-nav-item {
	display: flex;
	flex-direction: column;
	gap: 6px;
	border: 1px solid var(--nerf-line);
	background: var(--nerf-surface);
	padding: 16px;
	text-decoration: none;
	color: inherit;
	transition: border-color 150ms ease;
}

.nerf-post-nav-item:hover {
	border-color: color-mix(in srgb, var(--nerf-primary) 60%, var(--nerf-line));
}

.nerf-post-nav-item--next {
	text-align: right;
}

.nerf-post-nav-label {
	display: flex;
	align-items: center;
	gap: 6px;
	color: var(--nerf-primary);
	font-size: 11px;
	font-weight: 850;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.nerf-post-nav-item--next .nerf-post-nav-label {
	justify-content: flex-end;
}

.nerf-post-nav-title {
	color: var(--nerf-ink);
	font-size: 14px;
	font-weight: 700;
	line-height: 1.35;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
}

/* ── Comments ──────────────────────────────────────── */
.nerf-comments-wrap {
	margin-top: 56px;
	border-top: 1px solid var(--nerf-line);
	padding-top: 28px;
}

.nerf-comments-title {
	margin: 0 0 24px;
	font-size: 18px;
	font-weight: 950;
	text-transform: uppercase;
	letter-spacing: 0;
}

.nerf-comments-wrap .comment-list,
.nerf-comments-wrap .children {
	padding: 0;
	margin: 0;
	list-style: none !important;
}

.nerf-comments-wrap li.comment {
	list-style: none !important;
}

.nerf-comments-wrap .comment {
	border-bottom: 1px solid var(--nerf-line);
	padding: 24px 0;
}

.nerf-comments-wrap .comment:last-child {
	border-bottom: none;
}

/* Thread Nesting Guides */
.nerf-comments-wrap .children {
	margin-left: clamp(16px, 3.5vw, 32px);
	padding-left: clamp(16px, 3.5vw, 32px);
	border-left: 1px solid var(--nerf-line);
	margin-top: 12px;
}

.nerf-comments-wrap .children .comment {
	border-bottom: none;
	padding: 16px 0 0;
}

.nerf-comments-wrap .comment-author {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 10px;
}

.nerf-comments-wrap .comment-author .avatar {
	border-radius: 0;
	flex-shrink: 0;
}

.nerf-comments-wrap .comment-author cite {
	font-style: normal;
	font-weight: 800;
	font-size: 14px;
}

.nerf-comments-wrap .comment-metadata {
	margin-left: auto;
	color: var(--nerf-muted);
	font-size: 12px;
}

.nerf-comments-wrap .comment-metadata a {
	color: inherit;
	text-decoration: none;
}

.nerf-comments-wrap .comment-content p {
	margin: 0;
	font-size: 15px;
	line-height: 1.75;
	color: var(--nerf-ink);
}

.nerf-comments-wrap .reply {
	display: flex;
	flex-direction: row;
	align-items: center;
	gap: 8px;
	margin-top: 10px;
}

.nerf-comments-wrap .comment-reply-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	color: var(--nerf-primary);
	font-size: 12px;
	font-weight: 800;
	text-decoration: none;
	border: 1px solid var(--nerf-line);
	padding: 3px 8px;
	transition: border-color 140ms ease;
}

.nerf-comments-wrap .comment-reply-link:hover {
	border-color: var(--nerf-primary);
}

.nerf-comments-wrap .comment-delete-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	color: var(--nerf-danger);
	font-size: 12px;
	font-weight: 800;
	text-decoration: none;
	border: 1px solid var(--nerf-line);
	padding: 3px 8px;
	transition: border-color 140ms ease, background-color 140ms ease;
}

.nerf-comments-wrap .comment-delete-link:hover {
	border-color: var(--nerf-danger);
	background-color: color-mix(in srgb, var(--nerf-danger) 8%, transparent);
}

/* Comment Form */
.nerf-comments-wrap .comment-form {
	display: grid;
	gap: 14px;
}

.nerf-comments-wrap .comment-form label {
	display: block;
	margin-bottom: 5px;
	color: var(--nerf-ink);
	font-size: 12px;
	font-weight: 850;
	letter-spacing: 0.05em;
	text-transform: uppercase;
}

.nerf-comments-wrap .comment-form input[type="text"],
.nerf-comments-wrap .comment-form input[type="email"],
.nerf-comments-wrap .comment-form input[type="url"],
.nerf-comments-wrap .comment-form textarea {
	width: 100%;
	min-height: 42px;
	border: 1px solid var(--nerf-line);
	background: var(--nerf-surface);
	color: var(--nerf-ink);
	font: inherit;
	font-size: 14px;
	padding: 10px 12px;
	transition: border-color 140ms ease;
	box-sizing: border-box;
}

.nerf-comments-wrap .comment-form input:focus,
.nerf-comments-wrap .comment-form textarea:focus {
	outline: none;
	border-color: var(--nerf-primary);
}

.nerf-comments-wrap .comment-form textarea {
	min-height: 130px;
	resize: vertical;
}

.nerf-comments-wrap .comment-form-comment {
	margin: 0;
}

.nerf-comments-wrap .comment-form .form-allowed-tags {
	display: none;
}

.nerf-comments-wrap .comment-form p.form-submit {
	margin: 6px 0 0;
}

.nerf-comments-wrap .comment-form .submit {
	display: inline-flex;
	align-items: center;
	min-height: 42px;
	border: 1px solid transparent;
	background: var(--nerf-primary);
	color: var(--nerf-primary-ink);
	font: inherit;
	font-size: 13px;
	font-weight: 850;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	cursor: pointer;
	padding: 10px 20px;
	transition: filter 140ms ease;
}

.nerf-comments-wrap .comment-form .submit:hover {
	filter: brightness(0.9);
}

.nerf-comments-wrap #respond {
	margin-top: 48px;
}

.nerf-comments-wrap #respond h3,
.nerf-comments-wrap .comment-reply-title {
	margin: 0 0 18px;
	font-size: 15px;
	font-weight: 850;
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.nerf-comments-wrap .logged-in-as {
	color: var(--nerf-muted);
	font-size: 13px;
	margin: 0 0 12px;
}

.nerf-comments-wrap .logged-in-as a {
	color: var(--nerf-primary);
}

/* ── FAB Return-to-Top ─────────────────────────────── */
.nerf-fab {
	position: fixed;
	bottom: 32px;
	right: 32px;
	z-index: 50;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	border: 1px solid var(--nerf-line);
	background: var(--nerf-surface);
	color: var(--nerf-ink);
	cursor: pointer;
	box-shadow: 0 8px 24px rgb(17 24 39 / 12%);
	opacity: 0;
	pointer-events: none;
	transform: translateY(8px);
	transition: opacity 220ms ease, transform 220ms ease, border-color 140ms ease;
}

.nerf-fab.nerf-fab-visible {
	opacity: 1;
	pointer-events: auto;
	transform: translateY(0);
}

.nerf-fab:hover {
	border-color: var(--nerf-primary);
	color: var(--nerf-primary);
}

.nerf-fab svg {
	width: 18px;
	height: 18px;
}

/* ── Responsive ────────────────────────────────────── */
@media (max-width: 1280px) {
	.nerf-toc-wrap {
		display: none;
	}
}

@media (max-width: 680px) {
	.nerf-post-nav {
		grid-template-columns: 1fr;
	}

	.nerf-post-nav-item--next {
		text-align: left;
	}

	.nerf-post-nav-item--next .nerf-post-nav-label {
		justify-content: flex-start;
	}

	.nerf-fab {
		bottom: 20px;
		right: 20px;
	}
}