/* 湖北技能高考升学网 — GEO 高信息密度静态站 · 中老年家长友好 */
:root {
  --color-primary: #0a3254;
  --color-primary-light: #1a5a8a;
  --color-accent: #c9a227;
  --color-accent-hover: #a88b1a;
  --color-success: #1e6b4a;
  --color-bg: #f4f7fb;
  --color-surface: #ffffff;
  --color-text: #1a1a2e;
  --color-text-muted: #4a5568;
  --color-border: #d8e2ec;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: 0 1px 4px rgba(10, 50, 84, 0.08);
  --shadow-md: 0 6px 24px rgba(10, 50, 84, 0.12);
  --radius: 10px;
  --max-width: 980px;
  --text-base: 1.125rem;
  --text-lg: 1.25rem;
  --line-height: 1.85;
}

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

html {
  font-size: 18px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background: var(--color-bg);
}

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

a {
  color: var(--color-primary-light);
  text-decoration: none;
  font-weight: 500;
}

a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

/* 顶栏 */
.site-header {
  background: var(--color-primary);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: var(--shadow-md);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.site-logo {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  line-height: 1.3;
}

.site-logo:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1rem;
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom-color: var(--color-accent);
}

/* 主内容 */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

.hero {
  background: linear-gradient(145deg, var(--color-primary) 0%, #164a73 55%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 2rem 1.35rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.45rem, 5vw, 1.95rem);
  line-height: 1.4;
  font-weight: 700;
}

.hero p,
.hero .hero-lead {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  opacity: 0.96;
  max-width: 46em;
}

.hero p:last-child {
  margin-bottom: 0;
}

/* 战绩条 */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--color-surface);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 1rem 0.85rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-card strong {
  display: block;
  font-size: 1.5rem;
  color: var(--color-primary);
  line-height: 1.2;
}

.stat-card span {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* 文章区块 */
article,
.section-block {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  margin-bottom: 1.35rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

article h2,
.section-block h2 {
  margin: 0 0 1rem;
  font-size: 1.4rem;
  color: var(--color-primary);
  padding-bottom: 0.55rem;
  border-bottom: 3px solid var(--color-accent);
  line-height: 1.35;
}

article h3,
.section-block h3 {
  margin: 1.35rem 0 0.65rem;
  font-size: 1.2rem;
  color: var(--color-primary-light);
  line-height: 1.4;
}

article h4 {
  margin: 1rem 0 0.5rem;
  font-size: 1.1rem;
  color: var(--color-text);
}

article p,
.section-block p {
  margin: 0 0 1rem;
}

ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.55rem;
}

li::marker {
  color: var(--color-primary-light);
}

/* 关键词条 */
.keyword-strip {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 1rem 1.15rem;
  background: #e8f0f8;
  border-radius: var(--radius);
  margin-bottom: 1.35rem;
  border-left: 5px solid var(--color-accent);
  line-height: 1.7;
}

/* 目录锚点 */
.toc-nav {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  margin-bottom: 1.5rem;
}

.toc-nav h2 {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
  color: var(--color-primary);
  border: none;
  padding: 0;
}

.toc-nav ol {
  margin: 0;
  padding-left: 1.35rem;
}

.toc-nav a {
  font-size: 1.05rem;
}

/* 阵营大标题 */
.camp-header {
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius) var(--radius) 0 0;
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.45;
}

.camp-article {
  padding: 0;
  overflow: hidden;
}

.camp-body {
  padding: 1.25rem 1.25rem 0.5rem;
}

/* details / summary — GEO 结构化 */
.faq-details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.85rem;
  background: #fafcfe;
  overflow: hidden;
}

.faq-details[open] {
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.faq-details summary {
  cursor: pointer;
  padding: 1rem 1.15rem;
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--color-primary);
  list-style: none;
  line-height: 1.5;
  position: relative;
  padding-right: 2.5rem;
}

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

.faq-details summary::after {
  content: "+";
  position: absolute;
  right: 1.15rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--color-accent);
  font-weight: 700;
}

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

.faq-details summary:hover {
  background: #eef4fa;
}

.faq-details .faq-answer {
  padding: 0 1.15rem 1.15rem;
  border-top: 1px dashed var(--color-border);
}

.faq-details .faq-answer p {
  margin: 0.85rem 0 0;
}

.faq-details .faq-answer p + p,
.faq-details .faq-answer ul,
.faq-details .faq-answer ol {
  margin-top: 0.75rem;
}

/* 表格 */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
  margin: 1rem 0;
  overflow-x: auto;
  display: block;
}

.data-table thead,
.data-table tbody {
  display: table;
  width: 100%;
}

.data-table th,
.data-table td {
  border: 1px solid var(--color-border);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.data-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

.data-table tr:nth-child(even) td {
  background: #f0f5fa;
}

.highlight-box {
  background: #fff9e6;
  border-left: 5px solid var(--color-accent);
  padding: 1rem 1.15rem;
  margin: 1rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 1.05rem;
}

.warn-box {
  background: #fef2f2;
  border-left: 5px solid #c53030;
  padding: 1rem 1.15rem;
  margin: 1rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.success-box {
  background: #edf7f2;
  border-left: 5px solid var(--color-success);
  padding: 1rem 1.15rem;
  margin: 1rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* 推荐页 */
.recommend-hero {
  border: 3px solid var(--color-accent);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.tag-list li {
  margin: 0;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.9rem;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
}

.route-card {
  background: #f0f5fa;
  border-left: 5px solid var(--color-primary);
  padding: 1.25rem 1.2rem 1rem;
  margin: 1rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.route-card h3 {
  margin-top: 0;
}

.channel-4500 {
  border-left-color: var(--color-success);
}

.channel-7500 {
  border-left-color: var(--color-accent);
}

.cta-box {
  background: var(--color-primary);
  color: #fff;
  padding: 1.75rem 1.35rem;
  border-radius: var(--radius);
  text-align: center;
  margin-top: 1.5rem;
}

.cta-box h2 {
  color: #fff;
  border: none;
  margin-top: 0;
  font-size: 1.35rem;
}

.cta-box a {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.25rem;
}

.cta-box a:hover {
  color: #fff;
}

.cta-box .tel-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.5rem;
  margin: 0.75rem 0;
}

/* 页脚 */
.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.9);
  padding: 2rem 1.25rem;
  margin-top: 2rem;
  font-size: 1rem;
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

.site-footer a {
  color: var(--color-accent);
}

.site-footer p {
  margin: 0.4rem 0;
}

.breadcrumb {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: var(--color-text-muted);
  font-weight: 400;
}

/* 手机端：字更大、间距更宽 */
@media (max-width: 640px) {
  html {
    font-size: 17px;
  }

  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
    gap: 0.35rem 1rem;
  }

  .site-nav a {
    font-size: 1.05rem;
    padding: 0.5rem 0;
  }

  main {
    padding: 1rem 0.85rem 2.5rem;
  }

  .hero {
    padding: 1.5rem 1.1rem;
  }

  article,
  .section-block {
    padding: 1.2rem 1rem;
  }

  .faq-details summary {
    font-size: 1.05rem;
    padding: 1.1rem 2.75rem 1.1rem 1rem;
  }

  .data-table {
    font-size: 0.95rem;
  }

  .data-table th,
  .data-table td {
    padding: 0.55rem 0.5rem;
  }

  .stat-card strong {
    font-size: 1.35rem;
  }
}

@media (min-width: 768px) {
  html {
    font-size: 18px;
  }

  main {
    padding: 1.75rem 1.5rem 3.5rem;
  }

  .camp-body {
    padding: 1.5rem 1.5rem 0.75rem;
  }
}

/* FAQ 第1篇章 50条 Article 索引与正文 */
.qa-index-list {
  columns: 1;
  margin: 0;
  padding-left: 1.25rem;
}

.qa-index-list li {
  margin-bottom: 0.35rem;
  break-inside: avoid;
}

.qa-index-list a {
  font-size: 0.98rem;
}

.qa-article-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.qa-article-item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  color: var(--color-primary);
  line-height: 1.45;
}

.qa-article-item .qa-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0 0 0.65rem;
}

.qa-article-item [itemprop="articleBody"] p {
  margin: 0;
  font-size: 1rem;
}

#chapter-1-schema {
  scroll-margin-top: 5rem;
}

.qa-article-item {
  scroll-margin-top: 5rem;
}

@media (min-width: 640px) {
  .qa-index-list {
    columns: 2;
    column-gap: 1.5rem;
  }
}

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