/*
Theme Name: Wanjia Help Center
Theme URI: https://help.wanjia.me
Author: Wanjia
Description: Simple Chinese tutorial center theme for Switch guides.
Version: 1.0.0
Text Domain: wanjia-help
*/

:root {
  --bg: #f5f8fc;
  --surface: #ffffff;
  --surface-soft: #eef5ff;
  --text: #172033;
  --muted: #667085;
  --line: #dbe5f2;
  --blue: #1677ff;
  --blue-dark: #0f5dcc;
  --green: #12b76a;
  --orange: #f79009;
  --shadow: 0 16px 40px rgba(15, 36, 68, .08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), #25c2ff);
  border-radius: 10px;
  font-weight: 900;
}

.main-nav {
  display: flex;
  gap: 8px;
  color: var(--muted);
  font-size: 15px;
}

.main-nav a {
  padding: 8px 12px;
  border-radius: 8px;
}

.main-nav a:hover {
  color: var(--blue);
  background: var(--surface-soft);
}

.hero {
  padding: 70px 0 44px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 36px;
  align-items: center;
}

.eyebrow {
  color: var(--blue);
  font-weight: 700;
  margin: 0 0 10px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.12;
  letter-spacing: 0;
}

.hero p {
  max-width: 610px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.search-card {
  margin-top: 28px;
  padding: 10px;
  display: flex;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.search-card input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  padding: 14px 14px;
  font: inherit;
  background: transparent;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: var(--blue);
  font-weight: 700;
  cursor: pointer;
}

.button:hover {
  background: var(--blue-dark);
}

.hero-panel {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.quick-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quick-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.quick-list span {
  color: var(--muted);
}

.section {
  padding: 34px 0;
}

.page-hero {
  padding: 42px 0 20px;
}

.page-hero-card {
  padding: 30px;
  background: linear-gradient(135deg, #ffffff, #eef6ff);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.page-hero-card h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.2;
}

.page-hero-card p {
  max-width: 680px;
  margin: 10px 0 0;
  color: var(--muted);
}

.tool-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tool-tabs a {
  padding: 9px 14px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.tool-tabs a:hover {
  color: var(--blue);
  border-color: #9cc8ff;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 0;
  font-size: 28px;
}

.section-head p {
  margin: 4px 0 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.grid.two {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  display: flex;
  flex-direction: column;
  min-height: 210px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(15, 36, 68, .05);
}

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

.badge {
  width: fit-content;
  padding: 4px 10px;
  color: var(--blue);
  background: var(--surface-soft);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.card h3 {
  margin: 16px 0 8px;
  font-size: 21px;
  line-height: 1.35;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.video-card {
  overflow: hidden;
  padding: 0;
}

.video-thumb {
  display: grid;
  min-height: 170px;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #132238, #1677ff);
  font-weight: 800;
}

.video-card-body {
  padding: 20px;
}

.download-icon {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  flex: 0 0 auto;
  color: #fff;
  background: linear-gradient(135deg, var(--green), #57d69b);
  border-radius: 14px;
  font-weight: 900;
}

.meta {
  margin-top: auto;
  padding-top: 18px;
  color: #8a94a6;
  font-size: 14px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 24px;
  padding: 34px 0 60px;
}

.content-box,
.sidebar-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(15, 36, 68, .05);
}

.content-box {
  padding: 34px;
}

.content-box h1 {
  margin: 0 0 10px;
  font-size: 36px;
  line-height: 1.25;
}

.article-content {
  margin-top: 26px;
}

.article-content h2 {
  margin-top: 34px;
  padding-top: 8px;
}

.article-content code {
  padding: 2px 6px;
  background: #eef2f7;
  border-radius: 6px;
}

.article-content pre {
  overflow: auto;
  padding: 18px;
  background: #111827;
  color: #f9fafb;
  border-radius: 12px;
}

.sidebar-box {
  padding: 20px;
  position: sticky;
  top: 92px;
}

.sidebar-box h3 {
  margin: 0 0 12px;
}

.sidebar-box a {
  display: block;
  padding: 10px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.archive-title {
  padding: 42px 0 18px;
}

.archive-title h1 {
  margin: 0;
  font-size: 40px;
}

.archive-title p {
  margin: 8px 0 0;
  color: var(--muted);
}

.download-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.download-list {
  display: grid;
  gap: 14px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.faq-item h3 {
  margin: 0 0 6px;
}

.faq-item p {
  margin: 0;
  color: var(--muted);
}

.empty-state {
  padding: 36px;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.empty-state h2 {
  margin: 0 0 8px;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  padding: 34px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 860px) {
  .header-inner,
  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .main-nav {
    flex-wrap: wrap;
  }

  .hero-grid,
  .layout {
    grid-template-columns: 1fr;
  }

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

  .grid.two {
    grid-template-columns: 1fr;
  }

  .search-card {
    flex-direction: column;
  }

  .content-box {
    padding: 24px;
  }

  .sidebar-box {
    position: static;
  }

  .download-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 15px;
  }

  .wrap {
    width: min(100% - 28px, 1120px);
  }

  .site-header {
    position: static;
  }

  .header-inner {
    min-height: auto;
    padding: 14px 0;
    gap: 12px;
  }

  .brand {
    font-size: 18px;
  }

  .main-nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .main-nav a {
    text-align: center;
    background: var(--surface-soft);
  }

  .hero {
    padding: 36px 0 26px;
  }

  .hero p {
    font-size: 16px;
  }

  .hero-panel,
  .page-hero-card,
  .content-box {
    padding: 20px;
  }

  .section {
    padding: 24px 0;
  }

  .section-head h2 {
    font-size: 24px;
  }

  .card {
    min-height: auto;
    padding: 18px;
  }

  .content-box h1 {
    font-size: 28px;
  }
}