/* ==========================================================================
   Techfine Custom — 主样式（深空工业风 v2）
   设计令牌：品牌红 #c8102e / 冷灰 slate 中性色 / 深色面板 #0b1020
   Archivo 可变字体（wght+wdth 双轴，正体 + 真斜体，含 tnum 与 → 箭头）、mono 眉题与小型标签
   ========================================================================== */

:root {
	/* 品牌红纪律：仅用于 CTA/链接/眉题编号/标题 <em>/glow/::selection；
	   表头、区块底、大面积图标一律灰阶。大面积品牌感场景用 --tf-brand-tint。 */
	--tf-brand: #c8102e;
	--tf-brand-dark: #9e0c23;
	--tf-brand-bright: #ff435c; /* 深底上的品牌红（兼深底 error） */
	--tf-brand-tint: rgba(200, 16, 46, 0.06); /* 红染底：表格选中行、active 态 */

	/* 中性灰 12 级阶梯（slate 色相；原有色值即锚点，原位保留） */
	--tf-s1: #ffffff; /* 页面底 */
	--tf-s2: #f5f7fb; /* 区块 alt 底 */
	--tf-s3: #eceff5; /* 表头底/引用底/hover 底 */
	--tf-s4: #e2e8f0; /* 常规边框 */
	--tf-s5: #ccd3dd; /* 输入框边/表格外框 */
	--tf-s6: #b6beca; /* 禁用描边、次要图标 */
	--tf-s7: #a0a9b8; /* 禁用填充、占位图标 */
	--tf-s8: #8a94a5; /* 深浅底通用图标 */
	--tf-s9: #748092; /* placeholder 文字 */
	--tf-s10: #5e6b80; /* 次要文字 */
	--tf-s11: #4d586c; /* 表单 label、muted 与正文之间 */
	--tf-s12: #3c4658; /* 正文 */

	/* 深底阶梯 + 深底文字 */
	--tf-d1: #0b1020; /* 深色面板底 */
	--tf-d2: #131d36; /* 深底卡片 */
	--tf-d3: #1c2947; /* 深底 hover/嵌套面板 */
	--tf-d4: #2a3a5c; /* 深底边框 */
	--tf-dark-text-muted: #a2adc2; /* 深底弱化文字 */
	--tf-dark-text: #bbc5d6;
	--tf-dark-text-strong: #e3e9f4; /* 深底高对比文字 */

	/* 语义色：浅底文字 / 实底徽章 / 深底亮版（error 复用品牌红系） */
	--tf-success: #15803d;
	--tf-success-solid: #16a34a;
	--tf-success-bright: #4ade80;
	--tf-warning: #b45309;
	--tf-warning-solid: #d97706;
	--tf-warning-bright: #fbbf24;
	--tf-error: var(--tf-brand);
	--tf-error-bright: var(--tf-brand-bright);

	/* 语义别名（指向阶梯，单一来源） */
	--tf-ink: #0c1222; /* 标题专用黑，在阶梯外 */
	--tf-text: var(--tf-s12);
	--tf-muted: var(--tf-s10);
	--tf-bg: var(--tf-s1);
	--tf-bg-alt: var(--tf-s2);
	--tf-line: var(--tf-s4);
	--tf-dark: var(--tf-d1);
	--tf-dark-2: var(--tf-d2);
	--tf-radius: 6px;
	--tf-radius-sm: 4px;
	--tf-shadow: 0 6px 24px rgba(11, 16, 32, 0.08);
	--tf-glow: 0 8px 24px rgba(200, 16, 46, 0.35);
	--tf-content: 1140px;
	--tf-wide: 1360px;
	--tf-font: "Archivo", "Helvetica Neue", Arial, sans-serif;
	--tf-mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, "Liberation Mono", monospace;
}

/* ---------- 基础 ---------- */

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	font-family: var(--tf-font);
	font-size: var(--wp--preset--font-size--medium, 17px);
	line-height: 1.75;
	color: var(--tf-text);
	background: var(--tf-bg);
	-moz-osx-font-smoothing: grayscale;
	-webkit-font-smoothing: antialiased;
}

::selection {
	background: var(--tf-brand);
	color: #fff;
}

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

a {
	color: var(--tf-brand);
	text-decoration: underline;
	text-decoration-color: color-mix(in srgb, var(--tf-brand) 35%, transparent);
	text-underline-offset: 3px;
	transition: color 0.15s ease, text-decoration-color 0.15s ease;
}

a:hover {
	color: var(--tf-brand-dark);
	text-decoration-color: currentColor;
}

h1, h2, h3, h4, h5, h6 {
	color: var(--tf-ink);
	line-height: 1.2;
	margin: 0 0 0.6em;
	font-weight: 700;
}

h1 { letter-spacing: -0.02em; line-height: 1.12; font-weight: 750; font-stretch: 112%; }
h2 { letter-spacing: -0.015em; font-weight: 700; font-stretch: 108%; }
h3 { font-weight: 650; line-height: 1.3; }

/* Display 档：深色网格面板内的正文 H1（首页 hero）。内页标题有 .page-hero .page-title
   规则（特异性更高）保护，不受此影响 */
.tf-grid-bg h1 {
	font-size: clamp(40px, 5.4vw, 68px);
	line-height: 1.05;
	font-weight: 780;
}

p {
	margin: 0 0 1.2em;
}

table {
	border-collapse: collapse;
	width: 100%;
}

.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	width: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute;
}

.skip-link:focus {
	clip: auto;
	clip-path: none;
	height: auto;
	width: auto;
	position: fixed;
	top: 12px;
	left: 12px;
	z-index: 100000;
	background: var(--tf-ink);
	color: #fff;
	padding: 10px 18px;
	border-radius: var(--tf-radius-sm);
	text-decoration: none;
}

/* ---------- 标题强调词（正体 + 品牌色，保留深色科技感） ---------- */

h1 em,
h2 em,
h3 em,
.page-title em,
.single-article__title em,
.product-single__title em,
.wp-block-heading em {
	font-style: normal;
	color: var(--tf-brand);
}

.tf-dark h1 em,
.tf-dark h2 em,
.tf-dark h3 em,
.tf-dark .wp-block-heading em {
	color: var(--tf-brand-bright);
}

/* ---------- 眉题（编号式 mono kicker） ---------- */

.eyebrow {
	font-family: var(--tf-mono);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--tf-brand);
	margin: 0 0 16px;
}

.tf-dark .eyebrow {
	color: var(--tf-brand-bright);
}

/* ---------- 深色面板 + 网格纹理 ---------- */

.tf-dark {
	background: var(--tf-dark);
	color: var(--tf-dark-text);
}

.tf-dark h1, .tf-dark h2, .tf-dark h3, .tf-dark h4, .tf-dark h5, .tf-dark h6 {
	color: #fff;
}

.tf-dark a {
	color: var(--tf-brand-bright);
}

.tf-dark a:hover {
	color: #fff;
}

.tf-grid-bg {
	background-image:
		radial-gradient(640px circle at 78% 8%, rgba(200, 16, 46, 0.16), transparent 62%),
		linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
	background-size: auto, 44px 44px, 44px 44px;
}

/* ---------- 数据强调（Archivo 加宽 + 等宽数字） ---------- */

.tf-stat {
	font-family: var(--tf-font);
	font-weight: 650;
	font-stretch: 110%;
	font-size: clamp(32px, 4vw, 42px);
	line-height: 1.1;
	letter-spacing: -0.02em;
	color: var(--tf-brand);
	font-variant-numeric: tabular-nums;
	margin: 0 0 10px;
}

.specs__table td,
.product-single__capacity strong,
.nav-links,
.post-card__meta {
	font-variant-numeric: tabular-nums;
}

/* ---------- 布局 ---------- */

.container {
	max-width: calc(var(--tf-content) + 48px);
	margin-inline: auto;
	padding-inline: 24px;
}

.container--narrow {
	max-width: 800px;
}

.page-section {
	padding-block: clamp(40px, 7vw, 72px);
}

/* 首子元素是吸顶导航的产品中心：顶边贴住 hero，去掉上方留白 */
.page-section--flush-top {
	padding-top: 0;
}

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

.page-header {
	margin-bottom: clamp(28px, 5vw, 48px);
}

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

.page-header__sub {
	color: var(--tf-muted);
	max-width: 640px;
	margin-inline: auto;
}

.page-title {
	font-size: clamp(30px, 4.5vw, 42px);
}

.page-title-band {
	background: var(--tf-bg-alt);
	border-block: 1px solid var(--tf-line);
	padding-block: clamp(28px, 4vw, 44px);
	margin-bottom: clamp(28px, 5vw, 48px);
}

/* ---------- 头部与导航 ---------- */

.site-header {
	position: sticky;
	top: 0;
	z-index: 900;
	background: rgba(255, 255, 255, 0.96);
	backdrop-filter: blur(8px);
	border-bottom: 1px solid var(--tf-line);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	min-height: 72px;
}

.site-branding img {
	width: auto;
	height: 36px;
}

.site-branding,
.nav-toggle {
	flex-shrink: 0;
}

.site-nav__list {
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	gap: 4px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-nav__list > li > a {
	display: block;
	padding: 10px 14px;
	color: var(--tf-ink);
	font-weight: 500;
	font-size: 15.5px;
	text-decoration: none;
	white-space: nowrap;
	border-radius: var(--tf-radius-sm);
	transition: background 0.15s ease, color 0.15s ease;
}

.site-nav__list > li > a:hover,
.site-nav__list > .current-menu-item > a,
.site-nav__list > .current_page_item > a,
.site-nav__list > .current-menu-ancestor > a,
.site-nav__list > .current-menu-parent > a {
	color: var(--tf-brand);
	background: var(--tf-bg-alt);
}

/* 二级下拉菜单 */

.site-nav__list > li {
	position: relative;
}

.site-nav__list .sub-menu {
	position: absolute;
	top: calc(100% + 6px);
	left: 0;
	min-width: 220px;
	margin: 0;
	padding: 8px;
	list-style: none;
	background: #fff;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	box-shadow: var(--tf-shadow);
	opacity: 0;
	visibility: hidden;
	transform: translateY(6px);
	transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
	z-index: 30;
}

.site-nav__list > li:hover > .sub-menu,
.site-nav__list > li:focus-within > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.site-nav__list .sub-menu li {
	margin: 0;
}

.site-nav__list .sub-menu a {
	display: block;
	padding: 9px 12px;
	color: var(--tf-ink);
	font-size: 15px;
	border-radius: var(--tf-radius-sm);
	text-decoration: none;
	white-space: nowrap;
}

.site-nav__list .sub-menu a:hover,
.site-nav__list .sub-menu .current-menu-item > a {
	color: var(--tf-brand);
	background: var(--tf-bg-alt);
}

/* 指示有子菜单的小箭头 */

.site-nav__list .menu-item-has-children > a::after {
	content: "";
	display: inline-block;
	width: 0;
	height: 0;
	margin-left: 6px;
	border-left: 4px solid transparent;
	border-right: 4px solid transparent;
	border-top: 5px solid currentColor;
	opacity: 0.55;
	vertical-align: middle;
}

.nav-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 44px;
	height: 44px;
	padding: 10px;
	background: none;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	cursor: pointer;
}

.nav-toggle__bar {
	display: block;
	width: 100%;
	height: 2px;
	background: var(--tf-ink);
	border-radius: 2px;
	transition: transform 0.2s ease, opacity 0.2s ease;
}

body.nav-open .nav-toggle__bar:nth-child(2) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle__bar:nth-child(3) { opacity: 0; }
body.nav-open .nav-toggle__bar:nth-child(4) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1080px) {
	.nav-toggle {
		display: flex;
	}

	/* 折叠面板：毛玻璃底，与 sticky header 同质感 */

	.site-nav {
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		display: none;
		background: rgba(255, 255, 255, 0.94);
		-webkit-backdrop-filter: blur(14px);
		backdrop-filter: blur(14px);
		border-bottom: 1px solid var(--tf-line);
		box-shadow: var(--tf-shadow);
		max-height: calc(100dvh - 72px);
		overflow-y: auto;
		overscroll-behavior: contain;
	}

	body.nav-open .site-nav {
		display: block;
		animation: tf-nav-drop 0.26s cubic-bezier(0.22, 0.61, 0.36, 1);
	}

	/* 打开期间：遮罩压暗并虚化页面 + 锁定背景滚动（html 兜 iOS Safari） */

	body.nav-open::after {
		content: "";
		position: fixed;
		inset: 0;
		z-index: 880; /* sticky header(900) 之下、页面内容与 pcat-nav(850) 之上 */
		background: rgba(11, 16, 32, 0.38);
		-webkit-backdrop-filter: blur(10px);
		backdrop-filter: blur(10px);
		animation: tf-fade-in 0.24s ease;
	}

	/* 打开期间锁定背景滚动：html 可见时 body 的 overflow 传播到视口，
	   位置保持不变（html/body 同时 hidden 会形成双滚动容器导致跳动） */
	body.nav-open {
		overflow: hidden;
	}

	/* 面板下拉 + 菜单项轻微阶梯浮现 */

	body.nav-open .site-nav__list > li {
		animation: tf-nav-item 0.3s ease backwards;
	}

	body.nav-open .site-nav__list > li:nth-child(2) { animation-delay: 40ms; }
	body.nav-open .site-nav__list > li:nth-child(3) { animation-delay: 80ms; }
	body.nav-open .site-nav__list > li:nth-child(4) { animation-delay: 120ms; }
	body.nav-open .site-nav__list > li:nth-child(5) { animation-delay: 160ms; }
	body.nav-open .site-nav__list > li:nth-child(6) { animation-delay: 200ms; }
	body.nav-open .site-nav__list > li:nth-child(n + 7) { animation-delay: 240ms; }

	/* 层级辨识：父项加粗，子项弱化 + 树线缩进 */

	.site-nav__list {
		flex-direction: column;
		align-items: stretch;
		gap: 0;
		padding: 8px 16px 16px;
	}

	.site-nav__list > li > a {
		padding: 13px 8px;
		font-size: 16px;
		font-weight: 600;
		border-radius: var(--tf-radius-sm);
	}

	.site-nav__list .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		border: 0;
		border-left: 2px solid var(--tf-s4);
		border-radius: 0;
		min-width: 0;
		margin: 2px 0 8px 12px;
		padding: 0 0 0 14px;
		background: transparent;
	}

	.site-nav__list .sub-menu a {
		padding: 9px 8px;
		font-size: 14.5px;
		font-weight: 400;
		color: var(--tf-muted);
	}
}

@keyframes tf-nav-drop {
	from {
		opacity: 0;
		transform: translateY(-10px);
	}
}

@keyframes tf-nav-item {
	from {
		opacity: 0;
		transform: translateY(-6px);
	}
}

@keyframes tf-fade-in {
	from {
		opacity: 0;
	}
}

/* ---------- 按钮（方角工业风） ---------- */

.btn,
.wp-block-button__link,
.contact-form input[type="submit"],
.contact-form button[type="submit"] {
	display: inline-block;
	padding: 15px 30px;
	background: var(--tf-brand);
	color: #fff;
	font-weight: 650;
	font-size: 14px;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	line-height: 1.2;
	text-decoration: none !important;
	border: 0;
	border-radius: var(--tf-radius-sm);
	cursor: pointer;
	transition: background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.btn::after,
.wp-block-button__link::after {
	content: "→";
	display: inline-block;
	margin-left: 10px;
	transition: transform 0.18s ease;
}

.btn:hover,
.wp-block-button__link:hover,
.contact-form input[type="submit"]:hover,
.contact-form button[type="submit"]:hover {
	background: var(--tf-brand-dark);
	color: #fff;
	transform: translateY(-1px);
	box-shadow: var(--tf-glow);
}

.btn:hover::after,
.wp-block-button__link:hover::after {
	transform: translateX(4px);
}

.btn:focus-visible,
.wp-block-button__link:focus-visible {
	outline: 2px solid var(--tf-brand);
	outline-offset: 2px;
}

/* 次按钮（浅底 ghost） */

.btn--ghost {
	background: transparent;
	color: var(--tf-ink) !important;
	border: 1px solid var(--tf-s5);
}

.btn--ghost::after {
	content: none;
}

.btn--ghost:hover {
	background: #fff;
	border-color: var(--tf-brand);
	color: var(--tf-brand) !important;
	box-shadow: none;
}

/* 区块 outline 按钮（默认浅底，深色面板内白描边） */

.wp-block-button.is-style-outline .wp-block-button__link {
	background: transparent;
	border: 1px solid var(--tf-s5);
	color: var(--tf-ink) !important;
}

.wp-block-button.is-style-outline .wp-block-button__link:hover {
	background: var(--tf-ink);
	border-color: var(--tf-ink);
	color: #fff !important;
	box-shadow: none;
}

.tf-dark .wp-block-button.is-style-outline .wp-block-button__link {
	background: transparent;
	border: 1px solid rgba(255, 255, 255, 0.28);
	color: #fff !important;
}

.tf-dark .wp-block-button.is-style-outline .wp-block-button__link:hover {
	background: #fff;
	border-color: #fff;
	color: var(--tf-ink) !important;
	box-shadow: none;
}

.tf-dark .wp-block-button:not(.is-style-outline) .wp-block-button__link:not(.has-background) {
	background: var(--tf-brand);
}

.tf-dark .wp-block-button:not(.is-style-outline) .wp-block-button__link:not(.has-background):hover {
	background: #fff;
	color: var(--tf-ink) !important;
}

/* ---------- 内容排版（区块输出） ---------- */

.entry-content {
	max-width: var(--tf-content);
	margin-inline: auto;
}

.entry-content > * {
	margin-block-start: 0;
}

/* 页面以实际可用宽度铺满：避免 100vw 把滚动条宽度也算入，造成横向溢出。 */
.page-article > .entry-content {
	display: grid;
	grid-template-columns: minmax(20px, 1fr) minmax(0, var(--tf-content)) minmax(20px, 1fr);
	max-width: none;
}

.page-article > .entry-content > * {
	grid-column: 2;
	min-width: 0;
}

.page-article > .entry-content > .alignfull {
	grid-column: 1 / -1;
	width: auto;
	margin-inline: 0;
}

.page-article > .entry-content > .alignwide {
	grid-column: 1 / -1;
	width: calc(100% - 40px);
	max-width: var(--tf-wide);
	justify-self: center;
}

.page-article > .entry-content > .wp-block-group:not(.alignfull) {
	padding-inline: 0;
}

/* 单段介绍限制行长；产品卡与表单等列内内容不受影响。 */
.page-article > .entry-content > .wp-block-group > p.has-text-align-center:not(.eyebrow) {
	max-width: 760px;
}

/* 纯文本收尾的页面（如隐私政策，最后一块不是带内边距的区块组）给内容底部补留白，
   页脚 margin-top 已移除，避免正文直接贴住深色页脚 */
.page-article > .entry-content:has(> :last-child:not(.wp-block-group)) {
	padding-bottom: clamp(40px, 6vw, 64px);
}

.page-article > .entry-content > .tf-grid-bg:has(> .has-text-align-center) > .eyebrow {
	text-align: center;
}

.page-article > .entry-content > .tf-grid-bg:first-child > h2 {
	font-size: clamp(30px, 3.8vw, 42px);
	line-height: 1.2;
}

/* 旧区块服务端输出的空段落包装不应额外制造上下空隙。 */
.page-article .entry-content p.wp-block-paragraph:empty {
	display: none;
}

/* 区块页节奏：标题上间距由区块容器 padding + 眉题 16px margin 负责（博文独立排版见 .single-article，勿再加全局 margin-top） */

.entry-content h2,
.entry-content h3 {
	margin-top: 0;
}

.entry-content ul,
.entry-content ol {
	padding-left: 1.4em;
	margin-bottom: 1.2em;
}

.entry-content li {
	margin-bottom: 0.45em;
}

/* 查询循环的列表容器不是内容列表：解除上面的缩进/间距 */

.entry-content .wp-block-post-template {
	padding-left: 0;
	margin-block: 0;
	list-style: none;
}

.entry-content .wp-block-post-template > li {
	margin: 0;
}

.entry-content blockquote {
	margin: 1.8em 0;
	padding: 8px 0 8px 24px;
	border-left: 3px solid var(--tf-brand);
	color: var(--tf-muted);
	font-style: normal;
}

/* 排版规范：区块 flex 行默认必须有 gap，需要更大间距在区块上单独设 blockGap */

.wp-block-group.is-layout-flex {
	gap: clamp(14px, 1.6vw, 24px);
}

.wp-block-buttons.is-layout-flex {
	gap: clamp(10px, 1.2vw, 16px);
}

.alignwide {
	max-width: var(--tf-wide);
	margin-inline: auto;
}

.alignfull {
	max-width: none;
	margin-inline: calc(50% - 50vw);
	width: 100vw;
}

.wp-block-group.alignfull {
	padding-inline: 24px;
}

/* ---------- 博文排版（.single-article 专属，独立于页面/产品尺度） ---------- */

.single-article .entry-content {
	max-width: 760px;
}

.single-article .entry-content p {
	font-size: 16px;
	line-height: 1.75;
	margin-bottom: 1.1em;
}

.single-article .entry-content h2 {
	font-size: clamp(21px, 2.6vw, 26px);
	line-height: 1.3;
	letter-spacing: -0.01em;
	margin: 1.8em 0 0.6em;
}

.single-article .entry-content h3 {
	font-size: clamp(18px, 2.2vw, 20px);
	line-height: 1.4;
	margin: 1.4em 0 0.5em;
}

.single-article .entry-content h4 {
	font-size: 17px;
}

.single-article .entry-content li {
	margin-bottom: 0.35em;
}

.single-article .entry-content table {
	font-size: 14.5px;
}

.single-article .entry-content .wp-block-table {
	overflow-x: auto;
}

.single-article__title {
	font-size: clamp(24px, 4vw, 34px);
}

@media (max-width: 600px) {
	.single-article .entry-content h2 {
		font-size: 20px;
	}

	.single-article .entry-content h3 {
		font-size: 17.5px;
	}

	.single-article .entry-content p {
		font-size: 16px;
	}

	.single-article__title {
		font-size: 23px;
	}
}

/* ---------- FAQ 折叠（wp:details 区块 + tf-faq-item 类） ---------- */

.tf-faq-item {
	border-top: 1px solid var(--tf-line);
}

.tf-faq-item:last-of-type {
	border-bottom: 1px solid var(--tf-line);
}

.tf-faq-item summary {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 16px;
	padding: 13px 2px;
	font-weight: 600;
	font-size: 15.5px;
	line-height: 1.45;
	color: var(--tf-ink);
	cursor: pointer;
	list-style: none;
	transition: color 0.15s ease;
}

.tf-faq-item summary::-webkit-details-marker {
	display: none;
}

.tf-faq-item summary::after {
	content: "+";
	flex: none;
	font-family: var(--tf-mono);
	font-weight: 600;
	font-size: 16px;
	color: var(--tf-brand);
}

.tf-faq-item[open] summary::after {
	content: "−";
}

.tf-faq-item[open] > .wp-block-paragraph p,
.tf-faq-item[open] > p {
	margin: 0 0 14px;
	font-size: 15px;
	color: var(--tf-text);
}

/* ---------- 博客卡片 ---------- */

.post-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
	gap: 28px;
}

.post-card {
	display: flex;
	flex-direction: column;
	background: #fff;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	overflow: hidden;
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.post-card:hover {
	box-shadow: var(--tf-shadow);
	transform: translateY(-2px);
}

.post-card__media img {
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
}

.post-card__body {
	padding: 22px 24px 26px;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.post-card__meta {
	color: var(--tf-muted);
	font-size: 14px;
	margin-bottom: 8px;
}

.post-card__title {
	font-size: 20px;
	margin-bottom: 10px;
}

.post-card__title a {
	color: inherit;
	text-decoration: none;
}

.post-card__title a:hover {
	color: var(--tf-brand);
}

.post-card__excerpt {
	color: var(--tf-muted);
	font-size: 15.5px;
	flex: 1;
}

.post-card__more {
	font-weight: 600;
	font-size: 15px;
}

/* ---------- 文章详情 ---------- */

.single-article {
	padding-block: clamp(32px, 6vw, 64px);
}

.single-article__header {
	margin-bottom: 28px;
}

.single-article__title {
	margin-bottom: 10px;
}

.single-article__meta {
	color: var(--tf-muted);
	font-size: 15px;
	margin: 0;
}

.single-article__thumb img {
	width: 100%;
	border-radius: var(--tf-radius);
	margin-bottom: 32px;
}

.post-tags a {
	display: inline-block;
	background: var(--tf-bg-alt);
	border: 1px solid var(--tf-line);
	color: var(--tf-text);
	font-size: 13.5px;
	padding: 4px 12px;
	border-radius: var(--tf-radius-sm);
	margin: 0 6px 6px 0;
	text-decoration: none;
}

/* ---------- 产品 ---------- */

.product-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
	gap: 28px;
}

.product-card {
	background: #fff;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	overflow: hidden;
	transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.product-card:hover {
	border-color: color-mix(in srgb, var(--tf-brand) 40%, var(--tf-line));
	box-shadow: var(--tf-shadow);
	transform: translateY(-3px);
}

.product-card__link {
	display: flex;
	flex-direction: column;
	color: inherit;
	text-decoration: none;
	height: 100%;
}

.product-card__media img {
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: contain;
	background: #fff;
	padding: 20px;
}

.product-card__placeholder {
	display: block;
	aspect-ratio: 4 / 3;
	background: var(--tf-bg-alt);
}

.product-card__body {
	padding: 18px 22px 22px;
	border-top: 1px solid var(--tf-line);
}

.product-card__title {
	font-size: 18.5px;
	margin: 0 0 6px;
}

.product-card__capacity {
	color: var(--tf-brand);
	font-weight: 600;
	font-size: 14.5px;
	margin: 0;
	font-variant-numeric: tabular-nums;
}

/* 产品中心（v1.3.2）：容量选型条 + 分类分区 + 卡片增强 */

.pcat-section,
.range-ladder {
	/* sticky header 72 + 实测 pcat-nav 高度（JS 写入 --pcat-nav-h）+ 呼吸空间；
	   移动端导航换行后高度与桌面不同，故用变量而非固定值 */
	scroll-margin-top: calc(72px + var(--pcat-nav-h, 52px) + 14px);
}

.pcat-nav {
	position: sticky;
	top: 72px;
	z-index: 850;
	background: rgba(255, 255, 255, 0.97);
	backdrop-filter: blur(8px);
	border-bottom: 1px solid var(--tf-line);
	transition: box-shadow 0.2s ease;
}

.pcat-nav.is-stuck {
	box-shadow: var(--tf-shadow);
}

.pcat-nav__inner {
	display: flex;
	align-items: center;
	gap: 8px;
	padding-block: 10px;
	overflow-x: auto;
	scrollbar-width: none;
	-ms-overflow-style: none;
}

.pcat-nav__inner::-webkit-scrollbar {
	display: none;
}

.pcat-nav__label {
	flex-shrink: 0;
	margin-right: 4px;
	font-family: var(--tf-mono);
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--tf-muted);
}

.pcat-nav.is-stuck .pcat-nav__label {
	display: none;
}

.pcat-nav__chip {
	flex-shrink: 0;
	font-size: 13px;
	font-weight: 600;
	color: var(--tf-text);
	text-decoration: none;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	background: #fff;
	padding: 6px 14px;
	white-space: nowrap;
	transition: color 0.15s ease, border-color 0.15s ease;
}

.pcat-nav__chip:hover,
.pcat-nav__chip:focus-visible {
	color: var(--tf-brand);
	border-color: color-mix(in srgb, var(--tf-brand) 45%, var(--tf-line));
}

.pcat-nav__chip--soon {
	color: var(--tf-muted);
}

.range-ladder {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px;
	margin-bottom: clamp(44px, 6vw, 64px);
}

.range-ladder__seg {
	display: block;
	border: 1px solid var(--tf-line);
	border-left: 3px solid var(--tf-brand);
	border-radius: var(--tf-radius-sm);
	background: #fff;
	padding: 13px 16px;
	text-decoration: none;
	transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.range-ladder__seg:hover {
	border-color: color-mix(in srgb, var(--tf-brand) 45%, var(--tf-line));
	border-left-color: var(--tf-brand);
	transform: translateY(-2px);
	box-shadow: var(--tf-shadow);
}

.range-ladder__seg strong {
	display: block;
	font-family: var(--tf-mono);
	font-size: 15.5px;
	font-weight: 600;
	letter-spacing: -0.01em;
	color: var(--tf-ink);
	font-variant-numeric: tabular-nums;
}

.range-ladder__code {
	display: inline-block;
	margin-top: 6px;
	font-family: var(--tf-mono);
	font-size: 10.5px;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--tf-brand);
}

.range-ladder__use {
	display: block;
	margin-top: 3px;
	font-size: 12.5px;
	color: var(--tf-muted);
}

.pcat-section {
	margin-bottom: clamp(40px, 6vw, 60px);
}

.pcat-section__head {
	margin-bottom: 18px;
}

.pcat-section__head .eyebrow {
	margin-bottom: 6px;
}

.pcat-section__desc {
	max-width: 640px;
	margin: 0;
	font-size: 15px;
	color: var(--tf-text);
}

.product-card__eyebrow {
	margin: 0 0 6px;
	font-family: var(--tf-mono);
	font-size: 10.5px;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--tf-muted);
}

.product-card__excerpt {
	margin: 7px 0 0;
	font-size: 13.5px;
	line-height: 1.5;
	color: var(--tf-muted);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.coming-soon {
	border-radius: var(--tf-radius);
	padding: clamp(28px, 5vw, 44px);
}

.coming-soon p:not(.eyebrow) {
	color: var(--tf-dark-text);
	max-width: 580px;
	margin: 0 0 20px;
}

@media (min-width: 860px) {
	.range-ladder {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

/* 拓扑导航移动端：横滑改为换行铺满——全部分类可见、触控目标更大，不再有被截断的半截 chip */
@media (max-width: 1080px) {
	.pcat-nav__inner {
		flex-wrap: wrap;
		overflow-x: visible;
		padding-block: 10px 12px;
	}

	.pcat-nav__label {
		display: none;
	}

	.pcat-nav__chip {
		flex: 1 1 auto;
		text-align: center;
		padding: 10px 14px;
	}
}

/* 返回顶部（v1.3.3，全站） */

.back-to-top {
	position: fixed;
	right: 22px;
	bottom: 22px;
	z-index: 800;
	width: 44px;
	height: 44px;
	display: flex;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--tf-line);
	border-radius: 999px;
	background: var(--tf-dark);
	color: #fff;
	cursor: pointer;
	box-shadow: var(--tf-shadow);
	opacity: 0;
	transform: translateY(10px);
	pointer-events: none;
	transition: opacity 0.2s ease, transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.back-to-top.is-visible {
	opacity: 1;
	transform: none;
	pointer-events: auto;
}

.back-to-top:hover,
.back-to-top:focus-visible {
	border-color: var(--tf-brand);
	color: var(--tf-brand-bright);
}

@media (max-width: 600px) {
	.back-to-top {
		right: 16px;
		bottom: 16px;
		width: 40px;
		height: 40px;
	}
}

/* 产品详情 */

.product-single {
	padding-block: clamp(28px, 5vw, 56px);
}

.product-single__head {
	display: grid;
	grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
	gap: clamp(28px, 5vw, 56px);
	align-items: start;
	margin-bottom: clamp(36px, 6vw, 64px);
}

.product-gallery__main img {
	width: 100%;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	background: #fff;
	object-fit: contain;
}

.product-gallery__thumbs {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 10px;
	margin-top: 10px;
}

.product-gallery__thumbs img {
	width: 100%;
	aspect-ratio: 1 / 1;
	object-fit: cover;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	cursor: pointer;
	opacity: 0.75;
	transition: opacity 0.15s ease, border-color 0.15s ease;
}

.product-gallery__thumbs img:hover,
.product-gallery__thumbs img.is-active {
	opacity: 1;
	border-color: var(--tf-brand);
}

.product-single__title {
	font-size: clamp(26px, 4vw, 36px);
	margin-bottom: 12px;
}

.product-single__excerpt {
	font-size: 17px;
	color: var(--tf-text);
}

/* 摘要区：眉题 / 型号徽章 / At a glance 速览（v1.3.0） */

.product-single__eyebrow {
	margin-bottom: 14px;
}

.model-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin: 14px 0 16px;
	padding: 0;
	list-style: none;
}

.model-chips li {
	font-family: var(--tf-mono);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.06em;
	color: var(--tf-ink);
	border: 1px solid var(--tf-line);
	background: var(--tf-bg-alt);
	border-radius: var(--tf-radius-sm);
	padding: 5px 10px;
	white-space: nowrap;
}

.product-glance {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px 20px;
	margin: 0 0 22px;
	padding: 16px 18px;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	background: var(--tf-bg-alt);
}

.product-glance__item dt {
	font-family: var(--tf-mono);
	font-size: 11.5px;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	color: var(--tf-muted);
	margin-bottom: 4px;
}

.product-glance__item dd {
	margin: 0;
	font-family: var(--tf-font);
	font-size: 15.5px;
	font-weight: 600;
	color: var(--tf-ink);
	overflow-wrap: anywhere;
}

.model-chips li,
.product-glance__item dd {
	font-variant-numeric: tabular-nums;
}

.product-single__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-bottom: 30px;
}

.product-single__section {
	margin-bottom: clamp(36px, 6vw, 64px);
}

.product-single__section > h2 {
	font-size: clamp(23px, 2.4vw, 28px);
}

.product-single__section--alt {
	background: var(--tf-bg-alt);
	border-block: 1px solid var(--tf-line);
	padding: clamp(28px, 4vw, 44px) 24px;
	border-radius: var(--tf-radius);
}

/* 参数表：分组双列 + 等宽数字，长参数值更易读（v1.3.0 分组化）。 */

.specs__groups {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(430px, 100%), 1fr));
	column-gap: 40px;
	row-gap: 26px;
	align-items: start;
}

.specs__group-title {
	font-family: var(--tf-mono);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--tf-brand);
	margin: 0 0 10px;
}

.specs__table {
	font-size: 15px;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	overflow: hidden;
	table-layout: fixed;
}

.specs__table th,
.specs__table td {
	padding: 12px 16px;
	text-align: left;
	border-bottom: 1px solid var(--tf-line);
	vertical-align: top;
	overflow-wrap: anywhere;
}

.specs__table tr:last-child th,
.specs__table tr:last-child td {
	border-bottom: 0;
}

.specs__table th {
	width: 40%;
	background: var(--tf-bg-alt);
	color: var(--tf-ink);
	font-weight: 600;
	vertical-align: top;
}

.specs__table td {
	font-family: var(--tf-font);
	font-size: 15px;
	color: var(--tf-text);
}

/* 应用领域网格 + 底部 CTA + 型号对照表容器（v1.3.0） */

.product-applications {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: 10px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.product-applications li {
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	padding: 12px 14px;
	font-size: 14.5px;
	color: var(--tf-text);
	background: #fff;
}

.product-single__cta {
	border-radius: var(--tf-radius);
	padding: clamp(28px, 5vw, 48px);
	margin-bottom: 8px;
}

.product-single__cta h2 {
	font-size: clamp(23px, 2.6vw, 30px);
	margin-bottom: 10px;
}

.product-single__cta p {
	color: var(--tf-dark-text);
	max-width: 580px;
	margin-bottom: 20px;
}

/* WPTB 型号对照表：插件以内联样式为主，此处做令牌级收口（v1.3.1） */

.model-table {
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
}

.model-table .wptb-container-legacy,
.model-table .wptb-preview-table {
	margin: 0;
	font-family: var(--tf-font) !important;
}

.model-table .wptb-cell {
	border: 1px solid var(--tf-line) !important;
	font-variant-numeric: tabular-nums;
}

.model-table .wptb-text-container p {
	margin: 0;
	line-height: 1.5;
}

.model-table .wptb-text-container div {
	position: static;
}

.model-table tr:not(:first-child) td:first-child,
.model-table thead + tbody tr:first-child td:first-child {
	background-color: var(--tf-bg-alt);
}

.model-table tr:not(:first-child) td:first-child .wptb-text-container {
	font-weight: 600;
}

@media (max-width: 860px) {
	.product-single__head {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 560px) {
	.product-glance {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 12px 14px;
		padding: 14px;
	}

	.product-applications {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

/* ---------- 面包屑 / 分页 ---------- */

.breadcrumbs {
	margin-bottom: 20px;
	font-size: 14px;
	color: var(--tf-muted);
}

.breadcrumbs a {
	color: var(--tf-muted);
}

.breadcrumbs .last,
.breadcrumbs .last > strong {
	color: var(--tf-ink);
}

.pagination,
.wp-block-query-pagination {
	margin-top: 40px;
}

.nav-links {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 8px;
}

.nav-links a,
.nav-links span.current {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	height: 40px;
	padding: 0 10px;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	color: var(--tf-ink);
	font-size: 15px;
	text-decoration: none;
}

.nav-links span.current {
	background: var(--tf-brand);
	border-color: var(--tf-brand);
	color: #fff;
	font-weight: 600;
}

.nav-links a:hover {
	border-color: var(--tf-brand);
	color: var(--tf-brand);
}

/* ---------- 搜索表单 ---------- */

.search-form {
	display: flex;
	gap: 10px;
	max-width: 480px;
	margin: 28px auto;
}

.search-form__input {
	flex: 1;
	height: 48px;
	padding: 0 16px;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	font: inherit;
	font-size: 16px;
}

.search-form__input:focus {
	outline: 2px solid color-mix(in srgb, var(--tf-brand) 50%, transparent);
	outline-offset: 1px;
	border-color: var(--tf-brand);
}

/* ---------- 内页紧凑页头带（归档/通用页面） ---------- */

.page-hero {
	padding-block: clamp(36px, 5vw, 56px);
}

.page-hero .page-title {
	color: #fff;
	font-size: clamp(30px, 4vw, 40px);
	letter-spacing: -0.02em;
	margin: 0;
}

.page-hero .eyebrow {
	margin-bottom: 14px;
}

.page-hero__sub {
	color: var(--tf-dark-text);
	max-width: 680px;
	margin: 14px 0 0;
	font-size: 17px;
}

.page-hero__sub > :last-child {
	margin-bottom: 0;
}

/* ---------- 首页新闻卡片 ---------- */

.wp-block-post-template.is-layout-grid {
	gap: 28px;
}

.news-card {
	display: flex;
	flex-direction: column;
	background: #fff;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	padding: 16px;
	height: 100%;
	transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.news-card:hover {
	border-color: color-mix(in srgb, var(--tf-brand) 35%, var(--tf-line));
	box-shadow: var(--tf-shadow);
	transform: translateY(-2px);
}

.news-card .wp-block-post-featured-image {
	margin: 0 0 14px;
}

.news-card .wp-block-post-title {
	font-size: 17.5px;
	font-weight: 650;
	line-height: 1.35;
	letter-spacing: -0.01em;
	margin: 0 0 6px;
}

.news-card .wp-block-post-title a {
	color: var(--tf-ink);
	text-decoration: none;
}

.news-card .wp-block-post-title a:hover {
	color: var(--tf-brand);
}

.news-card .wp-block-post-date {
	font-family: var(--tf-mono);
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	margin: 0 0 10px;
}

.news-card .wp-block-post-excerpt {
	font-size: 14.5px;
	line-height: 1.65;
	margin: 0;
}

.news-card .wp-block-post-excerpt p {
	margin: 0;
	color: var(--tf-muted);
}

/* ---------- About 页组件 ---------- */

.tf-dark .tf-stat {
	color: var(--tf-brand-bright);
}

.tf-cell {
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	padding: 22px 16px;
	text-align: center;
	background: #fff;
}

.tf-cell .wp-block-heading {
	font-size: 15.5px;
	font-weight: 600;
	letter-spacing: 0.01em;
	margin: 0;
}

.tf-badge {
	display: inline-block;
	font-family: var(--tf-mono);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--tf-ink);
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	padding: 10px 18px;
	background: #fff;
}

/* ---------- Contact 页组件 ---------- */

.tf-form-card {
	background: var(--tf-bg-alt);
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius);
	padding: clamp(24px, 4vw, 36px);
}

.tf-form-card > .wp-block-heading {
	font-size: clamp(24px, 2.8vw, 30px);
	line-height: 1.25;
	margin-bottom: 24px;
}

.contact-form label {
	display: block;
	color: var(--tf-ink);
	font-size: 15px;
	font-weight: 600;
	margin-bottom: 6px;
}

.contact-form .grunion-field-wrap {
	margin-bottom: 20px;
}

.tf-contact-label {
	font-family: var(--tf-mono);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--tf-muted);
	margin: 0 0 6px;
}

.tf-contact-value {
	font-size: 17px;
	margin: 0 0 26px;
	overflow-wrap: anywhere;
}

/* ---------- 页脚（深色面板） ---------- */

.site-footer {
	background: var(--tf-dark);
	color: var(--tf-dark-text);
	font-size: 15px;
}

.site-footer__inner {
	display: grid;
	grid-template-columns: 2fr 1fr 1fr;
	gap: 40px;
	padding-block: clamp(40px, 6vw, 64px);
}

.site-footer a {
	color: var(--tf-dark-text-strong);
	text-decoration: none;
}

.site-footer a:hover {
	color: #fff;
	text-decoration: underline;
}

.site-footer img {
	height: 32px;
	width: auto;
	filter: brightness(0) invert(1);
}

.site-footer__tagline {
	margin: 16px 0 0;
	max-width: 340px;
	color: var(--tf-dark-text);
}

.site-footer__heading {
	color: #fff;
	font-size: 14px;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	margin-bottom: 16px;
}

.site-footer__menu {
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-footer__menu li {
	margin-bottom: 10px;
	overflow-wrap: anywhere;
}

.site-footer__bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	padding-block: 20px;
}

.site-footer__bottom p {
	margin: 0;
	color: var(--tf-dark-text-muted);
	font-size: 13.5px;
}

@media (max-width: 860px) {
	.site-footer__inner {
		grid-template-columns: 1fr;
		gap: 32px;
	}
}

@media (max-width: 600px) {
	/* 四项数据用两列，保留内容顺序并避免过长的纵向堆叠。 */
	.wp-block-columns:has(> .wp-block-column > .tf-stat) {
		display: grid;
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 28px 16px;
	}

	.specs__table th,
	.specs__table td {
		padding: 10px 12px;
		font-size: 14px;
	}

	.specs__groups {
		grid-template-columns: minmax(0, 1fr);
	}

	.eyebrow {
		font-size: 11.5px;
		letter-spacing: 0.08em;
	}
}

/* ---------- 表单（联系页 / Jetpack / 评论区通用） ---------- */

input[type="text"],
input[type="email"],
input[type="url"],
input[type="tel"],
input[type="password"],
textarea,
select {
	width: 100%;
	padding: 12px 14px;
	border: 1px solid var(--tf-line);
	border-radius: var(--tf-radius-sm);
	font: inherit;
	font-size: 16px;
	background: #fff;
}

textarea {
	min-height: 140px;
	resize: vertical;
}

button,
input[type="submit"] {
	font: inherit;
}

.comment-form label {
	display: block;
	font-size: 14.5px;
	font-weight: 600;
	margin-bottom: 6px;
}

/* ---------- 动效偏好 ---------- */

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		transition-duration: 0.01ms !important;
		animation-duration: 0.01ms !important;
		transition-delay: 0.01ms !important;
		animation-delay: 0.01ms !important;
	}
}