/*
Theme Name: PP Magazine 刊物编辑
Theme URI: https://example.com/pp-magazine
Author: PP Theme Studio
Author URI: https://example.com
Description: 面向 PP 酸洗槽厂家的行业杂志编辑排版风 WordPress 主题。报头刊名、双细线格线、多栏正文、首字下沉、图注式产品图鉴、"数读"数据栏与访谈问答,把企业官网做成一本《酸洗工艺》专刊,适合以内容与专业形象打动客户的厂家。
Version: 1.0.0
Requires at least: 5.9
Tested up to: 6.7
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: pp-magazine
Tags: light, one-column, custom-logo, custom-menu, featured-images, translation-ready
*/

:root {
  --paper: #fffdf8;
  --ink: #191817;
  --ink-soft: #3f3d3a;
  --gray: #77726b;
  --red: #c9241f;
  --line: #dcd7cd;
  --line-ink: #191817;
  --container: 1140px;
  --serif: "Songti SC", "STSong", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

/* ===== Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { font-family: var(--serif); font-size: 16.5px; line-height: 1.95; color: var(--ink-soft); background: var(--paper); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--ink); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--red); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--serif); color: var(--ink); line-height: 1.35; font-weight: 700; }
table { border-collapse: collapse; width: 100%; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.screen-reader-text { position: absolute !important; clip: rect(1px,1px,1px,1px); width: 1px; height: 1px; overflow: hidden; }
::selection { background: rgba(201, 36, 31, 0.2); }

.kicker { font-family: var(--sans); font-size: 12px; font-weight: 700; letter-spacing: 3px; color: var(--red); text-transform: uppercase; }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 12px 34px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  cursor: pointer;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  transition: all 0.22s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--red); border-color: var(--red); color: #fff; }
.btn-red { background: var(--red); border-color: var(--red); color: #fff; }
.btn-red:hover { background: #a91b17; border-color: #a91b17; color: #fff; }

/* ===== Masthead(报头) ===== */
.masthead { border-bottom: 3px double var(--line-ink); background: var(--paper); }
.masthead-top {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--sans); font-size: 11.5px; letter-spacing: 2px; color: var(--gray);
  border-bottom: 1px solid var(--line-ink);
  padding: 10px 0;
  text-transform: uppercase;
}
.masthead-title { text-align: center; padding: 26px 0 20px; }
.masthead-title .site-title { font-size: 46px; letter-spacing: 14px; font-weight: 900; }
.masthead-title .site-title a { color: var(--ink); }
.masthead-title .site-desc { font-family: var(--sans); font-size: 12px; letter-spacing: 5px; color: var(--gray); margin-top: 6px; }
.masthead-title .custom-logo { margin: 0 auto; max-height: 60px; width: auto; }

.masthead-nav { border-top: 1px solid var(--line-ink); position: relative; }
.nav-toggle-input { display: none; }
.nav-toggle-label {
  display: none;
  width: 42px; height: 42px;
  cursor: pointer;
  flex-direction: column; justify-content: center; gap: 6px;
  padding: 10px;
  border: 1px solid var(--ink);
  margin: 8px auto;
}
.nav-toggle-label span { display: block; height: 1.5px; background: var(--ink); }
.site-nav ul { display: flex; justify-content: center; }
.site-nav li { position: relative; }
.site-nav a {
  display: block;
  padding: 14px 26px;
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--ink);
}
.site-nav a:hover,
.site-nav .current-menu-item > a,
.site-nav .current_page_item > a { color: var(--red); }
.site-nav .sub-menu {
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%);
  min-width: 190px;
  background: var(--paper);
  border: 1px solid var(--line-ink);
  display: none;
  z-index: 99;
}
.site-nav li:hover > .sub-menu { display: block; }
.site-nav .sub-menu a { padding: 11px 18px; border-bottom: 1px solid var(--line); text-align: center; font-size: 13.5px; }
.site-nav .sub-menu li:last-child a { border-bottom: none; }

/* ===== Front page(头版) ===== */
.frontpage { padding: 54px 0 0; }
.headline-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 46px; padding-bottom: 50px; border-bottom: 1px solid var(--line-ink); }
.headline .kicker { display: block; margin-bottom: 14px; }
.headline h1 { font-size: 52px; line-height: 1.25; letter-spacing: 2px; margin-bottom: 20px; }
.headline h1 em { font-style: normal; color: var(--red); }
.headline-standfirst {
  font-size: 18px;
  color: var(--ink-soft);
  border-left: 3px solid var(--red);
  padding-left: 18px;
  margin-bottom: 24px;
  line-height: 1.8;
}
.headline-body p { margin-bottom: 1em; }
.headline-body .dropcap::first-letter {
  font-size: 3.4em;
  float: left;
  line-height: 0.85;
  margin: 8px 12px 0 0;
  color: var(--red);
  font-weight: 900;
}
.headline-actions { margin-top: 26px; display: flex; gap: 14px; flex-wrap: wrap; }

/* 本期要目 */
.toc { border: 1px solid var(--line-ink); padding: 26px 28px; align-self: start; }
.toc h2 { font-size: 18px; letter-spacing: 4px; text-align: center; padding-bottom: 14px; border-bottom: 3px double var(--line-ink); margin-bottom: 6px; }
.toc ol { counter-reset: toc; }
.toc li { counter-increment: toc; display: flex; gap: 12px; align-items: baseline; padding: 12px 0; border-bottom: 1px dotted var(--line); }
.toc li:last-child { border-bottom: none; }
.toc li::before { content: counter(toc, decimal-leading-zero); font-family: var(--sans); font-size: 12px; color: var(--red); font-weight: 700; }
.toc a { font-size: 15px; }
.toc-page { margin-left: auto; font-family: var(--sans); font-size: 12px; color: var(--gray); }

/* ===== Sections ===== */
.section { padding: 62px 0; }
.rule-head { display: flex; align-items: baseline; gap: 16px; border-top: 3px solid var(--line-ink); padding-top: 12px; margin-bottom: 34px; }
.rule-head h2 { font-size: 26px; letter-spacing: 3px; }
.rule-head .kicker { margin-left: auto; }

/* 特稿三栏 */
.feature-cols { column-count: 3; column-gap: 40px; column-rule: 1px solid var(--line); }
.feature-cols p { margin-bottom: 1em; break-inside: avoid-column; font-size: 15.5px; }
.feature-cols p:first-child::first-letter { font-size: 2.6em; float: left; line-height: 0.9; margin: 5px 9px 0 0; color: var(--ink); font-weight: 900; }
.pull-quote {
  break-inside: avoid-column;
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 16px 4px;
  margin: 10px 0 18px;
  font-size: 19px;
  line-height: 1.7;
  color: var(--ink);
  font-weight: 700;
}

/* ===== 产品图鉴 ===== */
.fig-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 44px 50px; }
.fig { border-bottom: 1px solid var(--line); padding-bottom: 26px; }
.fig-media { border: 1px solid var(--line-ink); padding: 26px; background: #fff; }
.fig-media svg { width: 100%; max-width: 300px; height: auto; margin: 0 auto; }
.fig-cap {
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--gray);
  padding: 10px 2px 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 12px;
}
.fig-cap b { color: var(--red); font-weight: 700; }
.fig h3 { font-size: 21px; letter-spacing: 1px; margin-bottom: 8px; }
.fig h3 a { color: var(--ink); }
.fig h3 a:hover { color: var(--red); }
.fig p { font-size: 14.5px; color: var(--ink-soft); }
.fig-more { display: inline-block; margin-top: 10px; font-family: var(--sans); font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--red); }

/* ===== 数读 ===== */
.numbers { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line-ink); }
.num { padding: 30px 24px; border-right: 1px solid var(--line-ink); text-align: center; }
.num:last-child { border-right: none; }
.num b { display: block; font-size: 44px; font-weight: 900; color: var(--ink); line-height: 1.15; }
.num b i { font-style: normal; font-size: 20px; color: var(--red); }
.num span { font-family: var(--sans); font-size: 12.5px; letter-spacing: 2px; color: var(--gray); }

/* ===== 访谈 ===== */
.interview { max-width: 820px; margin: 0 auto; }
.interview-lead { font-family: var(--sans); font-size: 13px; color: var(--gray); letter-spacing: 1px; margin-bottom: 26px; text-align: center; }
.qa { margin-bottom: 22px; }
.qa .q {
  font-weight: 700;
  color: var(--ink);
  padding-left: 34px;
  position: relative;
  margin-bottom: 8px;
}
.qa .q::before {
  content: "问";
  position: absolute; left: 0; top: 3px;
  width: 22px; height: 22px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 12px;
  display: flex; align-items: center; justify-content: center;
}
.qa .a { padding-left: 34px; position: relative; color: var(--ink-soft); }
.qa .a::before {
  content: "答";
  position: absolute; left: 0; top: 3px;
  width: 22px; height: 22px;
  background: var(--red);
  color: #fff;
  font-family: var(--sans);
  font-size: 12px;
  display: flex; align-items: center; justify-content: center;
}

/* ===== 简讯 ===== */
.briefs { border-top: 3px solid var(--line-ink); }
.brief {
  display: grid;
  grid-template-columns: 150px 1fr auto;
  gap: 26px;
  align-items: baseline;
  padding: 20px 4px;
  border-bottom: 1px dotted var(--line);
  color: inherit;
}
.brief:hover { background: rgba(25, 24, 23, 0.03); }
.brief time { font-family: var(--sans); font-size: 12.5px; color: var(--gray); letter-spacing: 1px; }
.brief h3 { font-size: 17.5px; font-weight: 700; }
.brief:hover h3 { color: var(--red); }
.brief .brief-cat { font-family: var(--sans); font-size: 11.5px; letter-spacing: 2px; color: var(--red); border: 1px solid var(--red); padding: 2px 10px; white-space: nowrap; }

/* ===== CTA ===== */
.cta-mag { background: var(--ink); color: #cfcabc; padding: 64px 0; text-align: center; }
.cta-mag .kicker { color: #e8c8c6; }
.cta-mag h2 { color: var(--paper); font-size: 32px; letter-spacing: 6px; margin: 12px 0 10px; }
.cta-mag p { font-size: 15px; max-width: 520px; margin: 0 auto 30px; }
.cta-mag .cta-phone { display: block; font-size: 26px; letter-spacing: 4px; color: var(--paper); margin-bottom: 26px; font-weight: 700; }
.cta-mag .btn { border-color: var(--paper); color: var(--paper); }
.cta-mag .btn:hover { background: var(--paper); color: var(--ink); }
.cta-mag .btn-red { border-color: var(--red); color: #fff; }
.cta-mag .btn-red:hover { background: #a91b17; }

/* ===== Footer(版权栏) ===== */
.site-footer { border-top: 3px double var(--line-ink); font-size: 14.5px; }
.footer-main { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 42px; padding: 52px 0 42px; }
.footer-col h3 { font-family: var(--sans); font-size: 12px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--red); margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: var(--ink-soft); }
.footer-col a:hover { color: var(--red); }
.footer-col p { color: var(--ink-soft); margin-bottom: 10px; }
.footer-brand { font-size: 24px; letter-spacing: 6px; font-weight: 900; color: var(--ink); margin-bottom: 12px; }
.footer-contact li b { color: var(--ink); font-weight: 700; margin-right: 8px; }
.footer-bottom { border-top: 1px solid var(--line-ink); padding: 14px 0; }
.footer-bottom .container {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-family: var(--sans); font-size: 12px; letter-spacing: 1px; color: var(--gray);
}

/* ===== Inner pages ===== */
.page-hero { border-bottom: 3px double var(--line-ink); padding: 44px 0 34px; text-align: center; }
.page-hero h1 { font-size: 34px; letter-spacing: 5px; }
.breadcrumbs { margin-top: 10px; font-family: var(--sans); font-size: 12px; letter-spacing: 2px; color: var(--gray); }
.breadcrumbs a { color: var(--red); }

.layout { display: grid; grid-template-columns: 1fr 300px; gap: 52px; padding: 56px 0; }
.layout-full { padding: 56px 0; }
.main-col { min-width: 0; }

.entry-card { padding: 28px 4px; border-bottom: 1px solid var(--line); }
.entry-card:first-child { border-top: 3px solid var(--line-ink); }
.entry-card h2 { font-size: 24px; letter-spacing: 1px; margin-bottom: 8px; }
.entry-card h2 a { color: var(--ink); }
.entry-card h2 a:hover { color: var(--red); }
.entry-meta { font-family: var(--sans); font-size: 12px; letter-spacing: 1.5px; color: var(--gray); margin-bottom: 10px; text-transform: uppercase; }
.entry-meta span { margin-right: 18px; }
.entry-excerpt { color: var(--ink-soft); font-size: 15px; }
.entry-thumb { margin-bottom: 16px; border: 1px solid var(--line-ink); padding: 8px; background: #fff; }

.entry-content { font-size: 16.5px; }
.entry-content h2, .entry-content h3 { margin: 1.7em 0 0.8em; letter-spacing: 2px; }
.entry-content h2 { font-size: 26px; border-top: 3px solid var(--ink); padding-top: 12px; }
.entry-content h3 { font-size: 20px; }
.entry-content p { margin-bottom: 1.1em; }
.entry-content > p:first-of-type::first-letter { font-size: 3em; float: left; line-height: 0.9; margin: 7px 10px 0 0; color: var(--red); font-weight: 900; }
.entry-content ul, .entry-content ol { margin: 0 0 1.2em 1.7em; }
.entry-content ul { list-style: "— "; }
.entry-content ol { list-style: decimal; }
.entry-content blockquote {
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 18px 6px;
  margin: 1.6em 0;
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  text-align: center;
}
.entry-content table th, .entry-content table td { border: 1px solid var(--line); padding: 10px 14px; font-size: 14.5px; }
.entry-content table th { font-family: var(--sans); font-size: 12.5px; letter-spacing: 2px; background: #f4f0e8; }
.entry-content a { color: var(--red); border-bottom: 1px solid var(--red); }
.entry-content img { border: 1px solid var(--line-ink); }
.single-header { text-align: center; margin-bottom: 30px; padding-bottom: 22px; border-bottom: 3px double var(--line-ink); }
.single-header h1 { font-size: 32px; letter-spacing: 2px; margin-bottom: 10px; }
.post-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 44px; padding-top: 22px; border-top: 3px solid var(--line-ink); font-size: 14px; }

/* Sidebar */
.sidebar .widget { border: 1px solid var(--line-ink); padding: 24px; margin-bottom: 26px; }
.sidebar .widget-title, .sidebar .widget h2 {
  font-size: 16px;
  letter-spacing: 4px;
  text-align: center;
  padding-bottom: 12px;
  border-bottom: 3px double var(--line-ink);
  margin-bottom: 14px;
}
.sidebar .widget ul li { padding: 9px 0; border-bottom: 1px dotted var(--line); font-size: 14.5px; }
.sidebar .widget ul li:last-child { border-bottom: none; }
.sidebar-cta { background: var(--ink); color: #cfcabc; padding: 30px 26px; margin-bottom: 26px; text-align: center; }
.sidebar-cta h3 { color: var(--paper); font-size: 19px; letter-spacing: 4px; margin-bottom: 8px; }
.sidebar-cta p { font-size: 13.5px; margin-bottom: 12px; }
.sidebar-cta strong { display: block; font-size: 21px; letter-spacing: 2px; color: var(--paper); margin-bottom: 16px; }
.sidebar-cta .btn-ink { border-color: var(--paper); background: transparent; color: var(--paper); }
.sidebar-cta .btn-ink:hover { background: var(--paper); color: var(--ink); }

/* Search form */
.search-form { display: flex; border: 1px solid var(--ink); background: #fff; }
.search-form .search-field { flex: 1; min-width: 0; padding: 11px 14px; border: none; outline: none; background: transparent; font-family: var(--serif); }
.search-form .search-submit {
  padding: 11px 20px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: 3px;
  cursor: pointer;
}
.search-form .search-submit:hover { background: var(--red); }

/* Pagination */
.pagination { display: flex; gap: 10px; justify-content: center; margin-top: 42px; flex-wrap: wrap; }
.pagination .page-numbers {
  display: inline-block;
  min-width: 40px;
  padding: 8px 13px;
  text-align: center;
  border: 1px solid var(--line-ink);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13.5px;
}
.pagination .page-numbers.current, .pagination .page-numbers:hover { background: var(--ink); color: var(--paper); }

/* Comments */
.comments-area { margin-top: 50px; }
.comments-area > h2 { font-size: 22px; letter-spacing: 3px; text-align: center; margin-bottom: 24px; }
.comment-list > li { border-bottom: 1px solid var(--line); padding: 18px 2px; }
.comment-list .children { margin: 14px 0 0 26px; border-left: 1px solid var(--line); padding-left: 18px; }
.comment-meta { font-family: var(--sans); font-size: 12px; color: var(--gray); letter-spacing: 1px; margin-bottom: 8px; }
.comment-meta b { color: var(--red); }
.comment-form p { margin-bottom: 15px; }
.comment-form label { display: block; font-family: var(--sans); font-size: 12px; letter-spacing: 2px; color: var(--gray); margin-bottom: 6px; text-transform: uppercase; }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--line-ink);
  background: #fff;
  outline: none;
  font-family: var(--serif);
}
.comment-form input:focus, .comment-form textarea:focus { border-color: var(--red); }

/* 404 */
.error-page { text-align: center; padding: 100px 20px; }
.error-code { font-size: 110px; font-weight: 900; line-height: 1; color: var(--ink); letter-spacing: 8px; border-top: 3px double var(--line-ink); border-bottom: 3px double var(--line-ink); display: inline-block; padding: 10px 34px; }
.error-page h1 { font-size: 27px; letter-spacing: 4px; margin: 24px 0 10px; }
.error-page p { color: var(--gray); margin-bottom: 30px; }
.error-page .search-form { max-width: 420px; margin: 0 auto 28px; }

/* WP core */
.alignleft { float: left; margin: 0 24px 16px 0; }
.alignright { float: right; margin: 0 0 16px 24px; }
.aligncenter { margin-left: auto; margin-right: auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-family: var(--sans); font-size: 12.5px; color: var(--gray); text-align: center; padding: 8px 0; }
.sticky { background: #f8f4ec; }
.bypostauthor { display: block; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .headline-grid { grid-template-columns: 1fr; }
  .toc { order: -1; }
  .feature-cols { column-count: 2; }
  .fig-grid { grid-template-columns: 1fr; }
  .numbers { grid-template-columns: 1fr 1fr; }
  .num:nth-child(2) { border-right: none; }
  .num:nth-child(-n+2) { border-bottom: 1px solid var(--line-ink); }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .layout { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .masthead-top { display: none; }
  .masthead-title .site-title { font-size: 30px; letter-spacing: 7px; }
  .nav-toggle-label { display: flex; }
  .site-nav { display: none; border-top: 1px solid var(--line); }
  .nav-toggle-input:checked ~ .site-nav { display: block; }
  .site-nav ul { flex-direction: column; }
  .site-nav a { text-align: center; padding: 12px; border-bottom: 1px dotted var(--line); }
  .site-nav .sub-menu { position: static; transform: none; display: block; border: none; }
  .headline h1 { font-size: 34px; }
  .feature-cols { column-count: 1; column-rule: none; }
  .brief { grid-template-columns: 1fr; gap: 4px; }
  .brief .brief-cat { justify-self: start; }
}
@media (max-width: 600px) {
  .section { padding: 46px 0; }
  .headline h1 { font-size: 27px; }
  .rule-head h2 { font-size: 22px; }
  .numbers { grid-template-columns: 1fr; }
  .num { border-right: none; border-bottom: 1px solid var(--line-ink); }
  .num:last-child { border-bottom: none; }
  .footer-main { grid-template-columns: 1fr; gap: 30px; }
  .cta-mag h2 { font-size: 24px; letter-spacing: 3px; }
}