/*
Theme Name: 烟台清源环保工程 · Qingyuan Editorial
Theme URI: https://example.com/
Author: 顾之涵
Author URI: https://example.com/
Description: 为烟台清源环保工程有限公司(虚构演示公司,创于2012年,主攻喷涂涂装与家具行业)编印的杂志编辑风中文 WordPress 主题,刊训「治气,亦治学」。米白纸感底色,墨绿与赭石双主色,宋体标题配无衬线正文,不对称编辑网格、首字下沉、斜体图注与「选材记」专栏版式,栏目依「本期专题/工艺研究/项目实录/清源札记/关于本刊」编排。内置产品中心自定义文章类型(QY系列PP喷淋塔),完全自包含,无任何外部资源。
Version: 1.0.0
Requires at least: 5.5
Tested up to: 6.7
Requires PHP: 7.2
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: qingyuan-editorial
Tags: custom-logo, custom-menu, featured-images, two-columns, right-sidebar, translation-ready
*/

/* --------------------------------------------------------------
   0. 设计变量(纸感米白 × 墨绿 × 赭石)
-------------------------------------------------------------- */
:root {
  --paper: #faf7f2;
  --paper-deep: #f3eee3;
  --paper-plate: #f0eadb;
  --ink: #1f3d2b;
  --ink-soft: #3c5a47;
  --ink-faint: rgba(31, 61, 43, 0.14);
  --ochre: #c07a3d;
  --ochre-deep: #a6642c;
  --text: #33322c;
  --text-soft: #6e695d;
  --line: #ddd4c3;
  --line-soft: #e8e1d2;
  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif CJK SC", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1180px;
  --header-h: 132px;
}

/* --------------------------------------------------------------
   1. 基础重置与排印
-------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(31, 61, 43, 0.028) 1px, transparent 1px);
  background-size: 4px 4px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
  letter-spacing: 0.02em;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1.4em;
}

a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover,
a:focus {
  color: var(--ochre-deep);
}

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

svg {
  display: block;
}

ul, ol {
  padding-left: 1.4em;
  margin: 0 0 1.4em;
}

figure {
  margin: 0 0 1.6em;
}

figcaption {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--text-soft);
  padding-top: 0.6em;
  border-top: 1px solid var(--line-soft);
  margin-top: 0.8em;
}

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.5em 0;
}

blockquote {
  position: relative;
  margin: 2.2em 0;
  padding: 0.4em 0 0.4em 2.6em;
  font-family: var(--serif);
  font-size: 1.28rem;
  line-height: 1.85;
  color: var(--ink);
}

blockquote::before {
  content: "\201C";
  position: absolute;
  left: -0.08em;
  top: -0.42em;
  font-family: Georgia, "Songti SC", "STSong", serif;
  font-size: 4.6em;
  line-height: 1;
  color: var(--ochre);
  opacity: 0.9;
}

blockquote cite {
  display: block;
  margin-top: 0.7em;
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: var(--text-soft);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1.8em;
  font-size: 0.95rem;
}

th, td {
  padding: 0.75em 1em;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  font-family: var(--serif);
  color: var(--ink);
  white-space: nowrap;
}

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

input[type="text"],
input[type="search"],
input[type="email"],
input[type="url"],
textarea {
  width: 100%;
  padding: 0.7em 0.9em;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.95rem;
}

input:focus,
textarea:focus {
  outline: 2px solid var(--ochre);
  outline-offset: 1px;
}

/* --------------------------------------------------------------
   2. 工具类
-------------------------------------------------------------- */
.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding-left: 26px;
  padding-right: 26px;
}

.screen-reader-text {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
  white-space: nowrap;
}

.skip-link {
  left: 8px;
  top: 8px;
  z-index: 999;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6em 1.2em;
}

.skip-link:focus {
  position: fixed !important;
  width: auto;
  height: auto;
  clip: auto;
  color: var(--paper);
}

[id] {
  scroll-margin-top: 120px;
}

.btn {
  display: inline-block;
  padding: 0.85em 2em;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 0.88rem;
  letter-spacing: 0.22em;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover,
.btn:focus {
  background: var(--ochre);
  border-color: var(--ochre);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
}

.btn--ghost:hover,
.btn--ghost:focus {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.btn--paper {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

.btn--paper:hover,
.btn--paper:focus {
  background: var(--ochre);
  border-color: var(--ochre);
  color: #fff;
}

/* 入场动画(仅在 JS 可用时隐藏,避免无 JS 空白页) */
.qy-js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.qy-js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

.demo-note {
  grid-column: 1 / -1;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--text-soft);
  border-left: 3px solid var(--ochre);
  padding: 0.5em 0 0.5em 1.2em;
  margin: 1.4em 0 0;
}

/* --------------------------------------------------------------
   3. 页眉(杂志刊头)
-------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: var(--paper);
  border-bottom: 3px double var(--ink);
  transition: box-shadow 0.3s ease;
}

.admin-bar .site-header {
  top: 32px;
}

.site-header.is-scrolled {
  box-shadow: 0 8px 24px rgba(31, 61, 43, 0.1);
}

.masthead-top {
  border-bottom: 1px solid var(--line);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--text-soft);
}

.masthead-top-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 7px;
  padding-bottom: 7px;
}

.masthead-note em {
  font-family: var(--serif);
  color: var(--ochre-deep);
}

.masthead-main {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.site-header.is-scrolled .masthead-main {
  padding-top: 10px;
  padding-bottom: 10px;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.custom-logo-link img {
  max-height: 54px;
  width: auto;
}

.brand-seal {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  color: var(--ink);
}

.brand-text {
  min-width: 0;
}

.site-title {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.5rem;
  letter-spacing: 0.12em;
  line-height: 1.2;
  white-space: nowrap;
}

.site-title a {
  color: var(--ink);
}

.site-title a:hover {
  color: var(--ink);
}

.site-tagline {
  margin: 2px 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  color: var(--text-soft);
  white-space: nowrap;
}

.site-nav {
  margin-left: auto;
}

.site-nav .menu {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav .menu li {
  position: relative;
}

.site-nav .menu > li > a {
  display: block;
  padding: 8px 13px;
  font-size: 0.92rem;
  letter-spacing: 0.16em;
  color: var(--ink);
  border-bottom: 2px solid transparent;
}

.site-nav .menu > li > a:hover,
.site-nav .menu > li.current-menu-item > a,
.site-nav .menu > li.current_page_item > a {
  color: var(--ochre-deep);
  border-bottom-color: var(--ochre);
}

.site-nav .menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 190px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 12px 28px rgba(31, 61, 43, 0.14);
  list-style: none;
  margin: 0;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 50;
}

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

.site-nav .menu .sub-menu a {
  display: block;
  padding: 8px 18px;
  font-size: 0.86rem;
  letter-spacing: 0.1em;
}

.header-phone {
  font-family: var(--serif);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  border-left: 1px solid var(--line);
  padding-left: 22px;
  white-space: nowrap;
}

.header-phone strong {
  color: var(--ochre-deep);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--ink);
  padding: 10px;
  cursor: pointer;
}

.nav-toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-open .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.progress-rule {
  position: absolute;
  left: 0;
  bottom: -3px;
  height: 3px;
  width: 0;
  background: var(--ochre);
  z-index: 5;
}

/* --------------------------------------------------------------
   4. 首页 Hero(创刊特稿)
-------------------------------------------------------------- */
.hero {
  padding: 56px 0 72px;
  border-bottom: 1px solid var(--line);
}

.issue-line {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  color: var(--text-soft);
  margin-bottom: 44px;
}

.issue-line::before,
.issue-line::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 40px;
  align-items: start;
}

.hero-copy {
  grid-column: 1 / span 5;
  padding-top: 20px;
}

.hero-kicker {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.34em;
  color: var(--ochre-deep);
  border: 1px solid var(--ochre);
  padding: 5px 14px 5px 18px;
  margin-bottom: 26px;
}

.hero-title {
  font-size: clamp(2.6rem, 5.2vw, 4.3rem);
  line-height: 1.18;
  letter-spacing: 0.06em;
  margin-bottom: 26px;
}

.hero-title em {
  font-style: normal;
  color: var(--ochre-deep);
}

.hero-lead p {
  font-size: 1.02rem;
  color: var(--text);
  text-align: justify;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-meta {
  display: flex;
  gap: 0;
  margin-top: 44px;
  border-top: 1px solid var(--ink);
}

.meta-item {
  flex: 1;
  padding: 16px 18px 0 0;
}

.meta-item + .meta-item {
  border-left: 1px solid var(--line);
  padding-left: 18px;
}

.meta-num {
  display: block;
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--ink);
  line-height: 1.3;
}

.meta-num em {
  font-style: normal;
  color: var(--ochre-deep);
}

.meta-label {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--text-soft);
  margin-top: 2px;
}

.hero-plate {
  grid-column: 6 / span 7;
  position: relative;
  padding-left: 46px;
}

.hero-vertical {
  position: absolute;
  left: 0;
  top: 8px;
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: 0.88rem;
  letter-spacing: 0.5em;
  color: var(--text-soft);
  border-left: 1px solid var(--line);
  padding-left: 12px;
  height: 240px;
}

.plate-frame {
  background: var(--paper-plate);
  border: 1px solid var(--ink);
  outline: 1px solid var(--ink);
  outline-offset: 6px;
  padding: 30px 34px 22px;
}

.plate-frame svg {
  width: 100%;
  height: auto;
  max-height: 560px;
  margin: 0 auto;
}

.plate-caption {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--text-soft);
  text-align: center;
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

/* --------------------------------------------------------------
   5. 通用区块与章节标题(细线延伸)
-------------------------------------------------------------- */
.section {
  padding: 84px 0;
}

.section--tint {
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section--ink {
  background: var(--ink);
  color: #ece7da;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 46px;
}

.section-no {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--ochre-deep);
  border: 1px solid var(--ochre);
  width: 2.2em;
  height: 2.2em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  transform: translateY(0.35em);
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.25rem);
  letter-spacing: 0.1em;
  margin: 0;
  white-space: nowrap;
}

.section-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--text-soft);
  white-space: nowrap;
}

.section-rule {
  position: relative;
  flex: 1;
  height: 1px;
  background: var(--line);
  min-width: 40px;
}

.section-rule::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 58px;
  height: 3px;
  background: var(--ochre);
}

.section-folio {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-soft);
  white-space: nowrap;
}

.section--ink .section-title {
  color: var(--paper);
}

.section--ink .section-rule {
  background: rgba(250, 247, 242, 0.25);
}

.section--ink .section-folio,
.section--ink .section-sub {
  color: rgba(250, 247, 242, 0.6);
}

.section-intro {
  max-width: 640px;
  margin: -18px 0 40px;
  color: var(--text-soft);
  text-align: justify;
}

/* 首字下沉 */
.has-dropcap > p:first-of-type::first-letter {
  font-family: var(--serif);
  font-size: 3.55em;
  line-height: 0.82;
  float: left;
  padding: 0.1em 0.18em 0 0;
  color: var(--ink);
  font-weight: 700;
}

/* --------------------------------------------------------------
   6. 产品中心(不对称卡片网格)
-------------------------------------------------------------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 30px;
}

.product-card {
  grid-column: span 4;
  background: #fffdf8;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 36px rgba(31, 61, 43, 0.12);
}

.product-card--lead {
  grid-column: span 8;
  flex-direction: row;
}

.card-figure {
  position: relative;
  background:
    repeating-linear-gradient(-45deg, rgba(31, 61, 43, 0.045) 0 1px, transparent 1px 9px),
    var(--paper-plate);
  border-bottom: 1px solid var(--line);
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-card--lead .card-figure {
  flex: 0 0 44%;
  border-bottom: 0;
  border-right: 1px solid var(--line);
  min-height: 100%;
}

.card-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.card-icon {
  color: var(--ink);
  opacity: 0.9;
}

.card-icon svg {
  width: 92px;
  height: 92px;
}

.product-card--lead .card-icon svg {
  width: 148px;
  height: 148px;
}

.card-body {
  padding: 24px 26px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--ochre);
  line-height: 1;
  margin-bottom: 10px;
}

.card-title {
  font-size: 1.22rem;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.card-title a:hover {
  color: var(--ochre-deep);
}

.card-spec {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--ochre-deep);
  border-bottom: 1px dotted var(--line);
  padding-bottom: 8px;
  margin-bottom: 10px;
}

.card-excerpt,
.card-excerpt p {
  font-size: 0.92rem;
  color: var(--text-soft);
  margin-bottom: 0;
  text-align: justify;
}

.card-link {
  margin-top: auto;
  padding-top: 16px;
  font-size: 0.84rem;
  letter-spacing: 0.2em;
  color: var(--ink);
}

.card-link:hover {
  color: var(--ochre-deep);
}

.card-terms {
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--text-soft);
  margin-bottom: 8px;
}

.section-foot {
  margin-top: 44px;
  text-align: center;
}

/* --------------------------------------------------------------
   7. 材质与工艺 + 工艺专栏(杂志目录)
-------------------------------------------------------------- */
.craft-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px;
}

.craft-lead {
  grid-column: 1 / span 7;
}

.craft-lead > p {
  text-align: justify;
}

.material-panel {
  background: #fffdf8;
  border: 1px solid var(--ink);
  outline: 1px solid var(--ink);
  outline-offset: 5px;
  padding: 28px 30px 20px;
  margin: 2.2em 6px;
}

.material-panel h3 {
  font-size: 1.18rem;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 14px;
}

.material-panel h3::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.material-panel ul {
  list-style: none;
  padding: 0;
  margin: 1em 0 0.4em;
}

.material-panel li {
  position: relative;
  padding: 0.44em 0 0.44em 1.6em;
  border-bottom: 1px dotted var(--line);
  font-size: 0.95rem;
  text-align: justify;
}

.material-panel li:last-child {
  border-bottom: 0;
}

.material-panel li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 1.05em;
  width: 9px;
  height: 9px;
  background: var(--ochre);
}

.material-panel li strong {
  color: var(--ink);
}

.craft-toc {
  grid-column: 8 / span 5;
  border-left: 1px solid var(--line);
  padding-left: 42px;
}

.toc-heading {
  font-size: 1.35rem;
  letter-spacing: 0.14em;
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.toc-heading em {
  font-size: 0.78rem;
  font-style: italic;
  letter-spacing: 0.2em;
  color: var(--text-soft);
  font-weight: 400;
}

.toc-heading::after {
  content: "";
  flex: 1;
  height: 3px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.toc {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: qy-toc;
}

.toc-item {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 4px 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.toc-item:last-child {
  border-bottom: 0;
}

.toc-num {
  grid-row: 1 / span 2;
  font-family: var(--serif);
  font-size: 2.15rem;
  font-style: italic;
  color: var(--ochre);
  line-height: 1;
  padding-top: 2px;
}

.toc-title-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
}

.toc-title {
  font-family: var(--serif);
  font-size: 1.08rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin: 0;
  white-space: nowrap;
}

.toc-leader {
  flex: 1;
  min-width: 20px;
  border-bottom: 1px dotted #b3a88f;
  transform: translateY(-5px);
}

.toc-page {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--ink-soft);
  white-space: nowrap;
}

.toc-summary {
  font-size: 0.88rem;
  color: var(--text-soft);
  margin: 0;
  text-align: justify;
}

/* --------------------------------------------------------------
   8. 应用行业
-------------------------------------------------------------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 26px;
}

.industry-item {
  grid-column: span 3;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: #fffdf8;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.industry-item:hover {
  border-color: var(--ochre);
  transform: translateY(-3px);
}

.industry-mark {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--ochre-deep);
  border: 1px solid var(--ochre);
  background: rgba(192, 122, 61, 0.06);
}

.industry-name {
  font-family: var(--serif);
  font-size: 1.02rem;
  color: var(--ink);
  margin: 0 0 2px;
}

.industry-desc {
  font-size: 0.82rem;
  color: var(--text-soft);
  margin: 0;
  line-height: 1.7;
}

/* --------------------------------------------------------------
   9. 工程案例
-------------------------------------------------------------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 30px;
}

.case-card {
  grid-column: span 4;
  background: #fffdf8;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.case-figure {
  position: relative;
  min-height: 190px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.case-pattern--a {
  background:
    repeating-linear-gradient(45deg, rgba(31, 61, 43, 0.1) 0 2px, transparent 2px 12px),
    var(--paper-plate);
}

.case-pattern--b {
  background:
    radial-gradient(rgba(31, 61, 43, 0.16) 1.5px, transparent 1.5px),
    var(--paper-plate);
  background-size: 14px 14px;
}

.case-pattern--c {
  background:
    repeating-linear-gradient(90deg, rgba(31, 61, 43, 0.1) 0 2px, transparent 2px 14px),
    var(--paper-plate);
}

.case-ordinal {
  position: absolute;
  right: 18px;
  bottom: 6px;
  font-family: var(--serif);
  font-size: 4.6rem;
  color: rgba(31, 61, 43, 0.2);
  line-height: 1;
}

.case-tag {
  position: absolute;
  left: 0;
  top: 18px;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  padding: 5px 14px 5px 18px;
}

.case-body {
  padding: 22px 26px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.case-title {
  font-size: 1.12rem;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.case-caption {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.82rem;
  color: var(--text-soft);
  margin-bottom: 12px;
}

.case-desc {
  font-size: 0.9rem;
  color: var(--text-soft);
  text-align: justify;
  margin-bottom: 16px;
}

.case-data {
  margin-top: auto;
  list-style: none;
  padding: 0;
  margin-bottom: 0;
  font-size: 0.84rem;
}

.case-data li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 6px 0;
  border-top: 1px dotted var(--line);
}

.case-data .k {
  color: var(--text-soft);
  flex: 0 0 auto;
}

.case-data .leader {
  flex: 1;
  border-bottom: 1px dotted var(--line);
  transform: translateY(-4px);
}

.case-data .v {
  font-family: var(--serif);
  color: var(--ink);
}

/* --------------------------------------------------------------
   10. 新闻动态(编辑部快讯)
-------------------------------------------------------------- */
.news-list {
  border-top: 1px solid var(--ink);
}

.news-item {
  display: grid;
  grid-template-columns: 150px 1fr auto;
  gap: 10px 34px;
  align-items: baseline;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.news-date {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.02rem;
  color: var(--ochre-deep);
}

.news-cat {
  display: block;
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--text-soft);
  margin-top: 4px;
}

.news-title {
  font-size: 1.18rem;
  letter-spacing: 0.03em;
  margin: 0 0 6px;
}

.news-excerpt,
.news-excerpt p {
  font-size: 0.9rem;
  color: var(--text-soft);
  margin: 0;
  text-align: justify;
}

.news-more {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--ink);
  white-space: nowrap;
}

.news-more:hover {
  color: var(--ochre-deep);
}

/* --------------------------------------------------------------
   11. 关于我们 + 数据
-------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px;
}

.about-text {
  grid-column: 1 / span 7;
  text-align: justify;
}

.about-stats {
  grid-column: 9 / span 4;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
  align-self: start;
}

.stat {
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 22px 18px 18px;
  background: #fffdf8;
}

.stat-num {
  display: block;
  font-family: var(--serif);
  font-size: 1.9rem;
  line-height: 1.2;
  color: var(--ink);
}

.stat-num em {
  font-style: normal;
  color: var(--ochre-deep);
}

.stat-label {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--text-soft);
  margin-top: 4px;
}

/* --------------------------------------------------------------
   12. 联系我们(封底 CTA)
-------------------------------------------------------------- */
.cta-band {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px;
  align-items: center;
}

.cta-copy {
  grid-column: 1 / span 7;
}

.cta-kicker {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  color: var(--ochre);
  border: 1px solid rgba(192, 122, 61, 0.6);
  padding: 5px 14px 5px 18px;
  margin-bottom: 22px;
}

.cta-title {
  color: var(--paper);
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.cta-copy p {
  color: rgba(236, 231, 218, 0.82);
  max-width: 560px;
  text-align: justify;
}

.cta-contacts {
  grid-column: 8 / span 5;
  border-left: 1px solid rgba(250, 247, 242, 0.25);
  padding-left: 44px;
}

.contact-line {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dotted rgba(250, 247, 242, 0.28);
  font-size: 0.94rem;
  color: rgba(236, 231, 218, 0.9);
}

.contact-line .k {
  flex: 0 0 4.4em;
  font-family: var(--serif);
  color: var(--ochre);
  letter-spacing: 0.12em;
}

.contact-line .v {
  font-family: var(--serif);
  letter-spacing: 0.04em;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

/* --------------------------------------------------------------
   13. 页脚(版权页)
-------------------------------------------------------------- */
.site-footer {
  background: var(--ink);
  color: rgba(236, 231, 218, 0.85);
  border-top: 6px double rgba(250, 247, 242, 0.4);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 40px;
  padding: 64px 0 48px;
}

.footer-col--brand {
  grid-column: span 5;
}

.footer-col--nav {
  grid-column: span 3;
}

.footer-col--contact {
  grid-column: span 4;
}

.footer-brand-title {
  font-family: var(--serif);
  font-size: 1.4rem;
  letter-spacing: 0.14em;
  color: var(--paper);
  margin-bottom: 4px;
}

.footer-brand-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  color: rgba(236, 231, 218, 0.55);
  margin-bottom: 18px;
}

.footer-col p {
  font-size: 0.88rem;
  text-align: justify;
  color: rgba(236, 231, 218, 0.72);
}

.footer-title {
  font-size: 1rem;
  letter-spacing: 0.2em;
  color: var(--paper);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.footer-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(250, 247, 242, 0.22);
}

.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav li {
  border-bottom: 1px dotted rgba(250, 247, 242, 0.18);
}

.footer-nav a {
  display: block;
  padding: 8px 0;
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  color: rgba(236, 231, 218, 0.8);
}

.footer-nav a:hover {
  color: var(--ochre);
  padding-left: 6px;
}

.footer-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.88rem;
}

.footer-contact li {
  display: flex;
  gap: 12px;
  padding: 7px 0;
  align-items: baseline;
}

.footer-contact .k {
  flex: 0 0 3.4em;
  font-family: var(--serif);
  color: var(--ochre);
}

.footer-bottom {
  border-top: 1px solid rgba(250, 247, 242, 0.18);
  padding: 22px 0 26px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: rgba(236, 231, 218, 0.55);
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
}

.supplier-note {
  font-family: var(--serif);
  font-style: italic;
}

.supplier-note strong {
  color: var(--ochre);
  font-weight: 400;
}

/* --------------------------------------------------------------
   14. 内页通用(文章、页面、归档)
-------------------------------------------------------------- */
.site-main {
  padding: 64px 0 90px;
}

.page-hero {
  padding: 58px 0 40px;
  border-bottom: 1px solid var(--line);
  background:
    repeating-linear-gradient(-45deg, rgba(31, 61, 43, 0.03) 0 1px, transparent 1px 10px),
    var(--paper-deep);
}

.page-hero .issue-line {
  margin-bottom: 26px;
}

.page-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: var(--ochre-deep);
  display: block;
  margin-bottom: 10px;
}

.page-title {
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  letter-spacing: 0.06em;
  margin: 0;
}

.page-title .search-term {
  color: var(--ochre-deep);
}

.archive-description {
  max-width: 640px;
  margin-top: 14px;
  color: var(--text-soft);
}

.layout-cols {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 56px;
}

.layout-main {
  grid-column: 1 / span 8;
  min-width: 0;
}

.layout-aside {
  grid-column: 9 / span 4;
  border-left: 1px solid var(--line);
  padding-left: 40px;
}

.post-list {
  border-top: 1px solid var(--ink);
}

.post-item {
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 8px 30px;
  align-items: baseline;
}

.post-item .news-date {
  grid-row: 1 / span 3;
}

.post-item .entry-title {
  font-size: 1.35rem;
  margin: 0 0 8px;
}

.post-item .entry-summary p {
  color: var(--text-soft);
  font-size: 0.94rem;
  margin-bottom: 0;
  text-align: justify;
}

.post-item .read-more {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.9rem;
  margin-top: 10px;
  display: inline-block;
}

.no-results-panel {
  border: 1px solid var(--line);
  background: #fffdf8;
  padding: 40px 40px 32px;
}

.no-results-panel h2 {
  font-size: 1.3rem;
}

/* 侧栏小组件 */
.widget {
  margin-bottom: 40px;
}

.widget-title {
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.widget-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.widget ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.widget li {
  padding: 7px 0;
  border-bottom: 1px dotted var(--line);
  font-size: 0.9rem;
}

.widget p {
  font-size: 0.9rem;
  color: var(--text-soft);
  text-align: justify;
}

/* 正文文章 */
.entry-article {
  max-width: 780px;
}

.entry-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 3px double var(--ink);
}

.entry-header .entry-title {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  margin-bottom: 14px;
}

.entry-meta {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--text-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
}

.entry-meta a {
  color: var(--ochre-deep);
}

.entry-thumb {
  margin: 0 0 30px;
}

.entry-thumb img {
  width: 100%;
}

.entry-content {
  font-size: 1.02rem;
}

.entry-content > p {
  text-align: justify;
}

.entry-content h2 {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 1.5rem;
  margin-top: 2em;
}

.entry-content h2::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.entry-content h3 {
  font-size: 1.22rem;
  margin-top: 1.8em;
}

.entry-content a {
  color: var(--ochre-deep);
  border-bottom: 1px dotted var(--ochre);
}

.entry-content img {
  border: 1px solid var(--line);
}

.page-links {
  margin: 2em 0;
  font-family: var(--serif);
}

.post-nav {
  margin-top: 56px;
  padding-top: 26px;
  border-top: 3px double var(--ink);
}

.post-nav .nav-links {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--serif);
}

.post-nav a {
  color: var(--ink);
}

.post-nav a:hover {
  color: var(--ochre-deep);
}

/* 分页 */
.pagination {
  margin-top: 48px;
}

.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--ink);
  background: #fffdf8;
}

.page-numbers.current {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

a.page-numbers:hover {
  border-color: var(--ochre);
  color: var(--ochre-deep);
}

/* 搜索表单 */
.search-form {
  display: flex;
  gap: 0;
}

.search-form .search-label {
  flex: 1;
}

.search-form .search-field {
  border-right: 0;
}

.search-form .search-submit {
  flex: 0 0 auto;
  padding: 0 1.6em;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  font-family: var(--sans);
  letter-spacing: 0.2em;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 0.25s ease;
}

.search-form .search-submit:hover {
  background: var(--ochre);
  border-color: var(--ochre);
}

/* --------------------------------------------------------------
   15. 产品详情页
-------------------------------------------------------------- */
.product-hero {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px;
  margin-bottom: 64px;
}

.product-figure {
  grid-column: 1 / span 7;
}

.product-figure .plate-frame {
  padding: 26px 30px 20px;
}

.product-figure img {
  width: 100%;
}

.product-summary {
  grid-column: 8 / span 5;
}

.product-summary .page-kicker {
  margin-bottom: 6px;
}

.product-summary .entry-title {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  margin-bottom: 14px;
}

.product-terms {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.86rem;
  color: var(--text-soft);
  margin-bottom: 20px;
}

.product-terms a {
  color: var(--ochre-deep);
}

.product-lead {
  color: var(--text-soft);
  text-align: justify;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
}

.spec-block-title {
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  gap: 14px;
}

.spec-block-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.spec-table {
  font-size: 0.92rem;
  margin-top: 14px;
}

.spec-table th {
  width: 7.5em;
  color: var(--ochre-deep);
  font-weight: 400;
  border-bottom: 1px dotted var(--line);
}

.spec-table td {
  border-bottom: 1px dotted var(--line);
}

.spec-footnote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.8rem;
  color: var(--text-soft);
}

.product-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.product-body {
  max-width: 820px;
  margin-bottom: 72px;
}

.related-section {
  border-top: 1px solid var(--line);
  padding-top: 56px;
  margin-bottom: 72px;
}

.inquiry-band {
  background: var(--ink);
  color: rgba(236, 231, 218, 0.88);
  padding: 44px 48px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 1px solid var(--ink);
  outline: 1px solid var(--ink);
  outline-offset: 6px;
}

.inquiry-band h2 {
  color: var(--paper);
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  margin: 0 0 6px;
}

.inquiry-band p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(236, 231, 218, 0.7);
}

.inquiry-band .v {
  font-family: var(--serif);
  color: var(--ochre);
}

/* --------------------------------------------------------------
   16. 404 与检索页
-------------------------------------------------------------- */
.error-page {
  text-align: center;
  padding: 40px 0 30px;
}

.error-code {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(6rem, 18vw, 11rem);
  line-height: 1;
  color: var(--ink);
  margin: 0;
}

.error-code em {
  font-style: italic;
  color: var(--ochre);
}

.error-title {
  font-size: 1.6rem;
  letter-spacing: 0.14em;
  margin: 18px 0 10px;
}

.error-page p {
  color: var(--text-soft);
  max-width: 460px;
  margin: 0 auto 1.4em;
}

.error-search {
  max-width: 420px;
  margin: 0 auto 28px;
}

/* --------------------------------------------------------------
   17. 响应式
-------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-copy {
    grid-column: 1 / -1;
  }

  .hero-plate {
    grid-column: 1 / -1;
    padding-left: 0;
  }

  .hero-vertical {
    display: none;
  }

  .product-card {
    grid-column: span 6;
  }

  .product-card--lead {
    grid-column: 1 / -1;
  }

  .craft-lead,
  .craft-toc,
  .about-text,
  .about-stats,
  .cta-copy,
  .cta-contacts {
    grid-column: 1 / -1;
  }

  .craft-toc {
    border-left: 0;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 36px;
  }

  .cta-contacts {
    border-left: 0;
    padding-left: 0;
  }

  .industry-item {
    grid-column: span 6;
  }

  .case-card {
    grid-column: span 6;
  }

  .layout-main,
  .layout-aside {
    grid-column: 1 / -1;
  }

  .layout-aside {
    border-left: 0;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 40px;
  }

  .product-figure,
  .product-summary {
    grid-column: 1 / -1;
  }

  .footer-col--brand {
    grid-column: 1 / -1;
  }

  .footer-col--nav {
    grid-column: span 5;
  }

  .footer-col--contact {
    grid-column: span 7;
  }

  .header-phone {
    display: none;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  .section {
    padding: 60px 0;
  }

  .hero {
    padding: 40px 0 56px;
  }

  .masthead-top {
    display: none;
  }

  .site-title {
    font-size: 1.2rem;
  }

  .site-tagline {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    top: 0;
    padding: 120px 34px 40px;
    background: var(--paper);
    background-image: radial-gradient(rgba(31, 61, 43, 0.028) 1px, transparent 1px);
    background-size: 4px 4px;
    z-index: 80;
    margin-left: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
    overflow-y: auto;
  }

  .nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-toggle {
    position: relative;
    z-index: 95;
  }

  .site-nav .menu {
    display: block;
    border-top: 1px solid var(--ink);
  }

  .site-nav .menu > li > a {
    font-family: var(--serif);
    font-size: 1.25rem;
    letter-spacing: 0.24em;
    padding: 16px 4px;
    border-bottom: 1px solid var(--line);
  }

  .site-nav .menu .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    border-left: 2px solid var(--ochre);
    margin: 0 0 10px 10px;
    padding: 0;
    background: transparent;
  }

  .nav-open {
    overflow: hidden;
  }

  .hero-meta {
    flex-direction: column;
  }

  .meta-item + .meta-item {
    border-left: 0;
    padding-left: 0;
    border-top: 1px dotted var(--line);
    margin-top: 10px;
    padding-top: 12px;
  }

  .section-head {
    flex-wrap: wrap;
    gap: 12px 16px;
  }

  .section-folio {
    display: none;
  }

  .product-card,
  .industry-item,
  .case-card {
    grid-column: 1 / -1;
  }

  .product-card--lead {
    flex-direction: column;
  }

  .product-card--lead .card-figure {
    flex: none;
    min-height: 190px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .news-more {
    justify-self: start;
  }

  .about-stats {
    grid-template-columns: 1fr 1fr;
  }

  .post-item {
    grid-template-columns: 1fr;
  }

  .footer-col--nav,
  .footer-col--contact {
    grid-column: 1 / -1;
  }

  .footer-bottom-inner {
    flex-direction: column;
  }

  .inquiry-band {
    padding: 32px 26px;
  }

  .material-panel {
    padding: 22px 20px 16px;
  }

  .toc-item {
    grid-template-columns: 48px 1fr;
  }

  .toc-num {
    font-size: 1.7rem;
  }
}

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

  .qy-js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .product-card,
  .industry-item {
    transition: none;
  }
}