/*
Theme Name: 禾木环保 Hemu Japandi
Theme URI: https://example.com/themes/hemu-japandi
Author: 木下青
Author URI: https://example.com
Description: 侘寂 Japandi 风格的企业主题,为低噪声废气治理设备厂家「连云港禾木环保科技有限公司」(虚构演示)而作。暖白纸底、原木与石墨、极细分隔线、不对称留白;标题取细字重明朝体感,区块间距宽绰如翻一本安静的册子。含器物(产品)自定义类型、三席案例版式、静音分贝对比与一笔淡墨喷淋塔首屏。
Version: 1.0.0
Requires at least: 5.9
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: hemu-japandi
Tags: one-column, custom-menu, custom-logo, featured-images, translation-ready
*/

/* --------------------------------------------------
   0. 变量:一纸暖白,几笔石墨
   烟灰次要文字用 #6f6b62(对暖白底约 4.8:1,达标);
   #8b877e 只做"石"等装饰平涂,不承载文字。
   茶青 #6b7d5e 仅两处:41dB 下的一道短线;文字悬停用
   加深的 #5d6e51(约 5.0:1)。
-------------------------------------------------- */
:root {
	--hj-bg: #f6f4ef;
	--hj-card: #fbfaf6;
	--hj-ph: #ece8df;
	--hj-ink: #3a3a37;
	--hj-mist: #6f6b62;
	--hj-stone: #8b877e;
	--hj-wood: #d9c7a7;
	--hj-wood-deep: #c9b78f;
	--hj-line: #e5e0d6;
	--hj-tea: #6b7d5e;
	--hj-tea-ink: #5d6e51;
	--hj-serif: "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Yu Mincho", "YuMincho", "Source Han Serif SC", "Songti SC", "STSong", serif;
	--hj-sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
	--hj-pad-a: 15vw; /* 不对称留白:主侧 */
	--hj-pad-b: 8vw;  /* 不对称留白:次侧 */
}

/* --------------------------------------------------
   1. 基础
-------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--hj-bg);
	color: var(--hj-ink);
	font-family: var(--hj-sans);
	font-size: 16px;
	font-weight: 400;
	line-height: 2;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
	font-family: var(--hj-serif);
	font-weight: 300;
	letter-spacing: .12em;
	line-height: 1.7;
	margin: 0 0 .8em;
}

/* 全站几乎不用粗体:强调交给字号与留白 */
b, strong { font-weight: 400; border-bottom: 1px solid var(--hj-wood); }
em, i, cite { font-style: normal; color: var(--hj-mist); }

p { margin: 0 0 1.6em; }

a {
	color: var(--hj-ink);
	text-decoration: none;
	transition: color .3s ease, border-color .3s ease, background-color .3s ease;
}
a:hover, a:focus { color: var(--hj-tea-ink); }

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

hr {
	border: 0;
	border-top: 1px solid var(--hj-line);
	margin: 4em 0;
}

ul, ol { padding-left: 1.4em; }

table { border-collapse: collapse; width: 100%; }
th, td {
	border-top: 1px solid var(--hj-line);
	padding: 16px 10px;
	text-align: left;
	font-weight: 400;
}

::selection { background: var(--hj-wood); color: var(--hj-ink); }

:focus-visible { outline: 1px solid var(--hj-tea); outline-offset: 4px; }

input, textarea, select, button { font: inherit; color: inherit; }

/* --------------------------------------------------
   2. 布局:不对称留白(左宽右窄,隔段互换)
-------------------------------------------------- */
.hj-wrap {
	padding-left: var(--hj-pad-a);
	padding-right: var(--hj-pad-b);
}
.hj-wrap--flip {
	padding-left: var(--hj-pad-b);
	padding-right: var(--hj-pad-a);
}

/* 间(ma):区块间距超大 */
.hj-section { padding-top: clamp(96px, 12vw, 176px); padding-bottom: clamp(96px, 12vw, 176px); }
.hj-section--hairline { border-top: 1px solid var(--hj-line); }

.hj-label {
	font-size: 12px;
	letter-spacing: .38em;
	color: var(--hj-mist);
	margin: 0 0 2.4em;
}
.hj-label .en { margin-left: 1.2em; text-transform: uppercase; letter-spacing: .3em; }

.hj-title {
	font-size: clamp(28px, 4vw, 50px);
	font-weight: 300;
	letter-spacing: .14em;
	margin: 0 0 .9em;
}
.hj-head--end { text-align: right; }
.hj-lead { color: var(--hj-mist); max-width: 32em; margin-bottom: 3.5em; }
.hj-head--end .hj-lead { margin-left: auto; }

.hj-link {
	display: inline-block;
	font-size: 13px;
	letter-spacing: .28em;
	padding-bottom: 7px;
	border-bottom: 1px solid var(--hj-line);
}
.hj-link:hover, .hj-link:focus { border-color: var(--hj-tea); color: var(--hj-tea-ink); }

.screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px; width: 1px;
	overflow: hidden;
	position: absolute !important;
	word-wrap: normal !important;
}
.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	background: var(--hj-card);
	padding: 10px 18px;
	z-index: 200;
}
.skip-link:focus { left: 12px; top: 12px; }

/* --------------------------------------------------
   3. 页头与导航
-------------------------------------------------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(246, 244, 239, .95);
	border-bottom: 1px solid transparent;
	transition: border-color .4s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--hj-line); }

.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding: 22px var(--hj-pad-b) 22px 7vw;
}

.site-branding { display: flex; align-items: baseline; gap: 14px; min-width: 0; }
.custom-logo-link { display: inline-block; line-height: 0; }
.site-title {
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: 20px;
	letter-spacing: .34em;
	margin: 0;
	white-space: nowrap;
}
.site-title a { color: var(--hj-ink); }
.site-latin {
	font-size: 10px;
	letter-spacing: .3em;
	color: var(--hj-mist);
	text-transform: uppercase;
	white-space: nowrap;
}

.site-nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	gap: 2.4em;
}
.site-nav a {
	font-size: 13px;
	letter-spacing: .22em;
	padding-bottom: 6px;
	border-bottom: 1px solid transparent;
}
.site-nav a:hover, .site-nav a:focus { color: var(--hj-tea-ink); }
.site-nav .current-menu-item > a,
.site-nav .current_page_item > a { border-bottom-color: var(--hj-wood); }

.nav-toggle {
	display: none;
	background: none;
	border: 0;
	padding: 10px 4px;
	cursor: pointer;
}
.nav-toggle-bar {
	display: block;
	width: 22px;
	height: 1px;
	background: var(--hj-ink);
	margin: 6px 0;
	transition: transform .3s ease, opacity .3s ease;
}
.nav-open .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --------------------------------------------------
   4. 首屏:一笔淡墨的塔,砂纹与石
-------------------------------------------------- */
.hero {
	position: relative;
	min-height: 86vh;
	display: grid;
	grid-template-columns: minmax(0, 1.15fr) auto;
	align-items: center;
	gap: clamp(32px, 6vw, 96px);
	overflow: hidden;
	padding-top: clamp(64px, 8vw, 120px);
	padding-bottom: clamp(96px, 10vw, 150px);
}
.hero-copy { position: relative; z-index: 2; }
.hero-hello {
	font-size: 12px;
	letter-spacing: .4em;
	color: var(--hj-mist);
	margin-bottom: 3em;
}
.hero-title {
	font-size: clamp(32px, 4.6vw, 60px);
	font-weight: 200;
	letter-spacing: .16em;
	line-height: 1.8;
	margin: 0 0 1em;
	max-width: 14em;
}
.hero-sub {
	color: var(--hj-mist);
	max-width: 26em;
	line-height: 2.3;
	margin-bottom: 4em;
}
.hero-cta { display: flex; gap: 3em; flex-wrap: wrap; }

.hero-art {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: flex-start;
	gap: clamp(18px, 2.4vw, 40px);
}
.hero-tower { width: clamp(200px, 22vw, 320px); height: auto; }

/* 唯一竖排:两行小字点题 */
.hero-vert {
	writing-mode: vertical-rl;
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: 14px;
	letter-spacing: .55em;
	line-height: 2.6;
	color: var(--hj-mist);
	margin-top: 2.5em;
	height: 15em;
}

/* 砂纹弧线与石,静置于左下一角 */
.hero-garden {
	position: absolute;
	left: calc(var(--hj-pad-a) * -0.45);
	bottom: -3vw;
	z-index: 1;
	width: clamp(340px, 44vw, 640px);
	pointer-events: none;
}

/* --------------------------------------------------
   5. 做法:素材四选(错落的素色卡)
-------------------------------------------------- */
.mat-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: clamp(20px, 2.6vw, 36px);
	align-items: start;
}
.mat-card {
	background: var(--hj-card);
	padding: clamp(36px, 3.4vw, 56px) clamp(24px, 2.2vw, 36px) clamp(32px, 3vw, 48px);
}
.mat-card:nth-child(2) { margin-top: 52px; }
.mat-card:nth-child(3) { margin-top: 18px; }
.mat-card:nth-child(4) { margin-top: 70px; }
.mat-glyph {
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: 42px;
	line-height: 1;
	margin: 0 0 26px;
}
.mat-name {
	font-size: 12px;
	letter-spacing: .3em;
	color: var(--hj-mist);
	margin: 0 0 1.6em;
	padding-bottom: 1.2em;
	border-bottom: 1px solid var(--hj-line);
}
.mat-line { font-size: 14px; line-height: 2.3; color: var(--hj-mist); margin: 0; }

/* --------------------------------------------------
   6. 静音:58 到 41
-------------------------------------------------- */
.quiet-row {
	display: flex;
	align-items: baseline;
	gap: clamp(20px, 4vw, 64px);
	flex-wrap: wrap;
}
.quiet-num {
	font-family: var(--hj-serif);
	font-weight: 200;
	font-size: clamp(68px, 11vw, 148px);
	line-height: 1;
	letter-spacing: .04em;
}
.quiet-num .unit {
	font-size: clamp(14px, 1.6vw, 20px);
	letter-spacing: .2em;
	color: var(--hj-mist);
	margin-left: .4em;
}
.quiet-num--before { color: var(--hj-stone); }
.quiet-flow {
	flex: 1 1 120px;
	min-width: 90px;
	height: 1px;
	background: var(--hj-line);
	align-self: center;
	position: relative;
}
.quiet-flow::after {
	content: "";
	position: absolute;
	right: 0;
	top: -3px;
	width: 7px;
	height: 7px;
	border-right: 1px solid var(--hj-stone);
	border-bottom: 1px solid var(--hj-stone);
	transform: rotate(-45deg);
}
.quiet-cap { font-size: 12px; letter-spacing: .28em; color: var(--hj-mist); margin-top: 2em; }

/* 茶青的那一处细节:41 之下的一道短线 */
.tea-mark { display: block; width: 58px; height: 2px; background: var(--hj-tea); margin-top: 22px; }

.quiet-note { color: var(--hj-mist); max-width: 30em; margin-top: 4.5em; }
.quiet-word {
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: 24px;
	letter-spacing: .6em;
	margin: 3.5em 0 0;
}

/* --------------------------------------------------
   7. 器物:无边框无阴影,靠底色与留白成卡
-------------------------------------------------- */
.prod-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(20px, 2.8vw, 40px);
	align-items: start;
}
.prod-card { background: var(--hj-card); padding: clamp(36px, 3.6vw, 56px) clamp(24px, 2.4vw, 40px); }
.prod-card:nth-child(2) { margin-top: 44px; }
.prod-model {
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: 32px;
	letter-spacing: .08em;
	margin: 0 0 10px;
}
.prod-model a { color: var(--hj-ink); }
.prod-model a:hover, .prod-model a:focus { color: var(--hj-tea-ink); }
.prod-kind { font-size: 12px; letter-spacing: .3em; color: var(--hj-mist); margin: 0 0 2em; }
.prod-line { font-size: 14px; line-height: 2.3; color: var(--hj-mist); }
.prod-meta {
	display: flex;
	gap: 2em;
	flex-wrap: wrap;
	font-size: 12px;
	letter-spacing: .14em;
	color: var(--hj-mist);
	border-top: 1px solid var(--hj-line);
	margin-top: 2.4em;
	padding-top: 1.6em;
}
.prod-foot { margin-top: 5em; }
.demo-hint { font-size: 12px; color: var(--hj-mist); letter-spacing: .12em; margin-top: 3em; }

/* --------------------------------------------------
   8. 三席:一图位一段话,像茶室席位
-------------------------------------------------- */
.seat {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
	gap: clamp(36px, 7vw, 110px);
	align-items: center;
}
.seat + .seat { margin-top: clamp(80px, 10vw, 150px); }
.seat--flip .seat-media { order: 2; }

.ph {
	background: var(--hj-ph);
	aspect-ratio: 4 / 3;
	position: relative;
}
.ph .wood-mark { position: absolute; right: 14px; bottom: 12px; }

.seat-no { font-size: 12px; letter-spacing: .42em; color: var(--hj-mist); margin: 0 0 1.8em; }
.seat-title { font-size: clamp(20px, 2.2vw, 27px); font-weight: 300; letter-spacing: .12em; margin: 0 0 1.4em; }
.seat-text p { margin: 0 0 1.1em; line-height: 2.3; }
.seat-text p:nth-child(odd) { color: var(--hj-mist); }
.seat-model { font-size: 12px; letter-spacing: .26em; color: var(--hj-mist); margin-top: 2.2em; }
.seat-model .tag {
	background: var(--hj-wood);
	color: var(--hj-ink);
	padding: 4px 12px;
	letter-spacing: .2em;
	margin-right: 1em;
}

/* --------------------------------------------------
   9. 板的来处(引言带)
-------------------------------------------------- */
.oath { border-top: 1px solid var(--hj-line); border-bottom: 1px solid var(--hj-line); }
.oath-inner { padding: clamp(64px, 7vw, 110px) 0; }
.oath-text {
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: clamp(21px, 2.6vw, 33px);
	letter-spacing: .12em;
	line-height: 2.2;
	max-width: 26em;
	margin: 0;
}

/* --------------------------------------------------
   10. 柴门小记(细行)
-------------------------------------------------- */
.note-list { list-style: none; margin: 0; padding: 0; }
.note-row {
	display: flex;
	gap: 3em;
	align-items: baseline;
	padding: 26px 0;
	border-top: 1px solid var(--hj-line);
}
.note-row:last-child { border-bottom: 1px solid var(--hj-line); }
.note-row time, .note-date { font-size: 12px; letter-spacing: .18em; color: var(--hj-mist); white-space: nowrap; }
.note-row a, .note-row .note-title { letter-spacing: .06em; }
.note-foot { margin-top: 4em; }

/* --------------------------------------------------
   11. 见面
-------------------------------------------------- */
.meet-grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: clamp(40px, 6vw, 100px);
	align-items: start;
}
.meet-phone {
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: clamp(26px, 3.4vw, 42px);
	letter-spacing: .08em;
	margin: 0 0 .6em;
}
.meet-lines p { margin: 0 0 .6em; color: var(--hj-mist); }
.meet-cta { margin-top: 3.5em; }

/* --------------------------------------------------
   12. 页脚:一枝细线植物
-------------------------------------------------- */
.site-footer {
	border-top: 1px solid var(--hj-line);
	padding: clamp(72px, 8vw, 120px) var(--hj-pad-a) 56px var(--hj-pad-b);
}
.footer-branch { display: block; margin-bottom: 3.5em; }
.footer-say { color: var(--hj-mist); max-width: 28em; line-height: 2.4; margin: 0 0 3.5em; }
.footer-nav ul {
	list-style: none;
	margin: 0 0 3em;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 2.4em;
}
.footer-nav a { font-size: 12px; letter-spacing: .26em; color: var(--hj-mist); }
.footer-nav a:hover, .footer-nav a:focus { color: var(--hj-tea-ink); }
.footer-meta { font-size: 12px; letter-spacing: .1em; color: var(--hj-mist); line-height: 2.4; margin: 0 0 1.4em; }
.footer-note { font-size: 11px; letter-spacing: .12em; color: var(--hj-mist); margin: 0; }

/* --------------------------------------------------
   13. 文章、页面与归档
-------------------------------------------------- */
.page-head { padding-top: clamp(72px, 9vw, 130px); }
.entry, .post-row { max-width: 760px; }

.post-row { padding: clamp(40px, 5vw, 64px) 0; border-top: 1px solid var(--hj-line); }
.post-row:first-of-type { border-top: 0; }
.post-row .entry-title { font-size: clamp(20px, 2.4vw, 28px); margin: .4em 0 .6em; }
.entry-meta { font-size: 12px; letter-spacing: .2em; color: var(--hj-mist); }
.entry-meta a { color: var(--hj-mist); }
.entry-summary { color: var(--hj-mist); margin-top: 1em; }
.more-link { margin-top: 1.6em; }

.entry-header { margin-bottom: 3.5em; }
.entry-title { font-size: clamp(26px, 3.6vw, 42px); font-weight: 300; margin: .3em 0 .5em; }
.entry-content { max-width: 38em; }
.entry-content p { line-height: 2.4; margin: 0 0 1.8em; }
.entry-content h2, .entry-content h3 { margin-top: 2.4em; }
.entry-content blockquote {
	margin: 2.5em 0;
	padding-left: 2em;
	border-left: 1px solid var(--hj-wood);
	color: var(--hj-mist);
}
.entry-content a { border-bottom: 1px solid var(--hj-line); }
.entry-content a:hover, .entry-content a:focus { border-color: var(--hj-tea); }

.post-thumb { margin: 0 0 3em; }

.post-nav {
	display: flex;
	justify-content: space-between;
	gap: 2em;
	border-top: 1px solid var(--hj-line);
	margin-top: 6em;
	padding-top: 2.5em;
	font-size: 14px;
}
.post-nav .nav-label { display: block; font-size: 11px; letter-spacing: .3em; color: var(--hj-mist); margin-bottom: .8em; }
.post-nav-next { text-align: right; margin-left: auto; }

.page-numbers {
	display: inline-block;
	padding: 6px 10px;
	margin-right: .6em;
	font-size: 13px;
	letter-spacing: .1em;
	color: var(--hj-mist);
}
.page-numbers.current { color: var(--hj-ink); border-bottom: 1px solid var(--hj-wood); }

.empty-state { color: var(--hj-mist); max-width: 30em; }

/* WordPress 核心样式钩子 */
.alignleft { float: left; margin: 0 2em 1.5em 0; }
.alignright { float: right; margin: 0 0 1.5em 2em; }
.aligncenter { display: block; margin: 2em auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 12px; color: var(--hj-mist); letter-spacing: .1em; padding-top: .8em; }
.sticky .entry-title::after { content: "・留"; font-size: 12px; color: var(--hj-mist); letter-spacing: .2em; margin-left: 1em; }
.bypostauthor { display: inherit; }
.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }

/* --------------------------------------------------
   14. 器物归档与单件
-------------------------------------------------- */
.spec-table { max-width: 640px; margin: 3em 0 0; }
.spec-table th {
	width: 9em;
	color: var(--hj-mist);
	font-size: 13px;
	letter-spacing: .24em;
	vertical-align: top;
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 1px solid var(--hj-line); }

.invite {
	background: var(--hj-card);
	padding: clamp(44px, 5vw, 72px) clamp(28px, 4vw, 64px);
	margin-top: clamp(64px, 8vw, 110px);
	max-width: 760px;
}
.invite-title { font-size: clamp(22px, 2.6vw, 30px); font-weight: 300; margin: 0 0 .9em; }
.invite p { color: var(--hj-mist); max-width: 28em; }
.invite .hj-link { margin-top: 1.5em; margin-right: 3em; }
.invite-phone {
	display: inline-block;
	font-family: var(--hj-serif);
	font-weight: 300;
	font-size: 20px;
	letter-spacing: .1em;
	margin-top: 1.5em;
}

.term-list { font-size: 12px; letter-spacing: .22em; color: var(--hj-mist); margin-bottom: 1.6em; }
.term-list a { color: var(--hj-mist); }

/* --------------------------------------------------
   15. 搜索与 404
-------------------------------------------------- */
.search-form { display: flex; gap: 1.5em; align-items: flex-end; max-width: 480px; }
.search-label { font-size: 12px; letter-spacing: .3em; color: var(--hj-mist); }
.search-field {
	flex: 1;
	background: transparent;
	border: 0;
	border-bottom: 1px solid var(--hj-line);
	padding: 10px 2px;
	letter-spacing: .08em;
}
.search-field:focus { outline: none; border-color: var(--hj-tea); }
.search-field::placeholder { color: var(--hj-mist); opacity: 1; }
.search-submit {
	background: none;
	border: 0;
	border-bottom: 1px solid var(--hj-line);
	padding: 10px 4px;
	font-size: 13px;
	letter-spacing: .3em;
	cursor: pointer;
}
.search-submit:hover, .search-submit:focus { color: var(--hj-tea-ink); border-color: var(--hj-tea); }

.back-line { margin-top: 3em; }

.err-num {
	font-family: var(--hj-serif);
	font-weight: 200;
	font-size: clamp(72px, 12vw, 160px);
	letter-spacing: .3em;
	line-height: 1.2;
	color: var(--hj-stone);
	margin: 0 0 .3em;
}

/* --------------------------------------------------
   16. 侧栏部件
-------------------------------------------------- */
.widget-area {
	border-top: 1px solid var(--hj-line);
	margin-top: clamp(72px, 9vw, 130px);
	padding-top: clamp(40px, 5vw, 64px);
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: clamp(32px, 4vw, 56px);
}
.widget-title { font-size: 15px; letter-spacing: .32em; font-weight: 300; margin: 0 0 1.6em; }
.widget ul { list-style: none; margin: 0; padding: 0; }
.widget li { padding: 10px 0; border-top: 1px solid var(--hj-line); font-size: 14px; }
.widget li:first-child { border-top: 0; }
.widget a { color: var(--hj-mist); }
.widget a:hover, .widget a:focus { color: var(--hj-tea-ink); }
.widget select { max-width: 100%; background: var(--hj-card); border: 1px solid var(--hj-line); padding: 8px; }

/* --------------------------------------------------
   17. 动效:只有极缓的淡入
-------------------------------------------------- */
html.js .reveal { opacity: 0; transition: opacity .8s ease; }
html.js .reveal.is-visible { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	html.js .reveal { opacity: 1; transition: none; }
	.nav-toggle-bar, a, .site-header { transition: none; }
}

/* --------------------------------------------------
   18. 响应式
-------------------------------------------------- */
@media (max-width: 1024px) {
	:root { --hj-pad-a: 9vw; --hj-pad-b: 6vw; }
	.mat-grid { grid-template-columns: repeat(2, 1fr); }
	.mat-card:nth-child(n) { margin-top: 0; }
	.mat-card:nth-child(even) { margin-top: 36px; }
	.prod-grid { grid-template-columns: 1fr; max-width: 560px; }
	.prod-card:nth-child(2) { margin-top: 0; }
	.hero { grid-template-columns: 1fr; min-height: 0; }
	.hero-art { order: 2; justify-content: flex-start; }
	.meet-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
	body { font-size: 15px; }
	.nav-toggle { display: block; }
	.site-nav {
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--hj-bg);
		border-bottom: 1px solid var(--hj-line);
		display: none;
		padding: 6px 24px 22px;
	}
	.nav-open .site-nav { display: block; }
	.site-nav ul { flex-direction: column; gap: 0; }
	.site-nav li { border-top: 1px solid var(--hj-line); }
	.site-nav li:first-child { border-top: 0; }
	.site-nav a { display: block; padding: 15px 2px; border-bottom: 0; }
	.header-inner { padding-left: 24px; padding-right: 18px; }

	.seat { grid-template-columns: 1fr; gap: 28px; }
	.seat--flip .seat-media { order: 0; }
	.hero-vert { height: 11em; margin-top: 1em; }
	.hero-garden { left: -80px; width: 340px; }
	.quiet-flow { flex-basis: 100%; }
}

@media (max-width: 640px) {
	:root { --hj-pad-a: 24px; --hj-pad-b: 20px; }
	.mat-grid { grid-template-columns: 1fr; }
	.mat-card:nth-child(n) { margin-top: 0; }
	.note-row { flex-direction: column; gap: .3em; }
	.post-nav { flex-direction: column; }
	.post-nav-next { text-align: left; margin-left: 0; }
	.search-form { flex-wrap: wrap; }
}