/*
  可配置资源说明：
  1. 首页横幅：替换 images/banner.png。
  2. 应用图标：当前所有卡片统一使用 images/logo.png 占位，后续在 js/main.js 的 image 字段替换。
  3. 应用列表：在 js/main.js 的 APP_CONFIG.apps 中增删，downloadKey 用于绑定对应下载链接。
*/
:root {
  --bg: #f7f2e8;
  --surface: #fffaf0;
  --surface-strong: #ffffff;
  --primary: #a01222;
  --titleColor: #514ea1;
  --primary-dark: #660912;
  --accent: #ffba2e;
  --text: #26160f;
  --muted: #74665b;
  --border: rgba(104, 52, 19, 0.14);
  --shadow: 0 16px 38px rgba(90, 41, 20, 0.14);
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

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

button {
  font: inherit;
}

.container {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 250, 240, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  color: var(--primary);
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
}

.site-nav,
.footer-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-weight: 700;
}

.site-nav a,
.footer-links a {
  color: var(--muted);
}

.site-nav a:hover,
.footer-links a:hover,
.site-nav a.active {
  color: var(--primary);
}

.hero {
  padding: 44px 0 28px;
  background: radial-gradient(circle at 20% 20%, rgba(255, 186, 46, 0.28), transparent 28%), linear-gradient(135deg, #fff8e8 0%, #f8d4b0 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  align-items: center;
  gap: 36px;
}

.hero-copy h1 {
  margin: 8px 0 16px;
  font-size: clamp(38px, 6vw, 70px);
  line-height: 0.98;
  letter-spacing: -2px;
}

.hero-copy p {
  max-width: 540px;
  color: var(--muted);
  font-size: 18px;
}

.eyebrow {
  margin: 0;
  color: var(--primary);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-card {
  padding: 14px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 30px;
  box-shadow: var(--shadow);
}

.hero-card img {
  width: 100%;
  min-height: 260px;
  object-fit: cover;
  border-radius: 22px;
}

.download-btn {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-weight: 900;
  box-shadow: 0 10px 22px rgba(160, 18, 34, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(160, 18, 34, 0.36);
}

.download-btn.primary {
  margin-top: 12px;
  padding: 15px 26px;
  font-size: 16px;
}

.download-btn.small {
  width: 100%;
  padding: 11px 18px;
}

.featured-apps,
.games-section,
.intro-section {
  padding: 42px 0;
}

.section-heading {
  margin-bottom: 22px;
}

.section-heading h2,
.intro-card h2 {
  margin: 6px 0 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
}

.section-heading.with-tab {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.tab {
  padding: 12px 26px;
  border: 0;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-weight: 900;
}

.featured-grid,
.games-grid {
  display: grid;
  gap: 18px;
}

.featured-grid {
  grid-template-columns: repeat(3, 1fr);
}

.games-grid {
  grid-template-columns: repeat(4, 1fr);
}

.app-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100%;
  padding: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 10px 26px rgba(90, 41, 20, 0.08);
}

.app-card.featured {
  align-items: center;
  text-align: center;
  padding: 24px 18px;
}

.app-card img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 18px;
  background: #f4e4cd;
}

.app-card.featured img {
  width: 82px;
  height: 82px;
  border-radius: 22px;
}

.app-card h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
}

.app-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.app-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.app-card .meta span,
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  background: #fff0c2;
  color: #7a4200;
  font-size: 12px;
  font-weight: 800;
}

.card-body {
  flex: 1;
}

.intro-card,
.page-card {
  padding: 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.intro-card p,
.page-card p,
.page-card li {
  color: var(--muted);
}

.download-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 30;
  padding: 16px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 -4px 16px rgba(160, 18, 34, 0.2);
}

.banner-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
}

.banner-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  flex-shrink: 0;
}

.banner-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.banner-content h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
}

.banner-content p {
  margin: 0;
  font-size: 14px;
  opacity: 0.9;
}

.download-banner .download-btn {
  flex-shrink: 0;
  width: 120px;
  padding: 10px 8px;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  white-space: nowrap;
  text-align: center;
}

.download-banner .download-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

body {
  padding-bottom: 96px;
}

.site-footer {
  margin-top: auto;
  padding: 28px 0;
  background: #271006;
  color: #fff;
}

.footer-inner {
  align-items: flex-start;
}

.footer-brand {
  color: #fff;
}

.site-footer p,
.footer-links a {
  color: rgba(255, 255, 255, 0.72);
}

.page-main {
  padding: 48px 0;
}

.page-card h1 {
  margin: 0 0 18px;
  font-size: clamp(34px, 5vw, 54px);
}

.page-card h2 {
  margin-top: 26px;
  color: var(--primary);
}

.page-card ul {
  padding-left: 22px;
}

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

.contact-list li {
  padding: 14px;
  border-radius: 16px;
  background: #fff;
}

.page-subtitle {
  margin: 8px 0 16px;
  color: var(--muted);
  font-size: 16px;
}

.contact-grid {
  display: grid;
  gap: 24px;
}

.contact-info {
  padding: 20px;
  background: var(--surface);
  border-radius: 16px;
}

.contact-info p {
  margin: 0 0 12px;
  color: var(--muted);
}

.social-channels {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 18px;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.social-icon:hover {
  background: var(--primary-dark);
  transform: scale(1.08);
}

/* ===== MOBILE ADAPTATION (竖版 / 优先移动端) ===== */
/* 平板（768px 以下） */
@media (max-width: 768px) {
  .header-inner {
    padding: 12px 0;
    gap: 12px;
  }

  .footer-inner {
    padding: 12px 0;
    gap: 16px;
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    font-size: 18px;
    gap: 8px;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  /* 导航保持横向但字体缩小、间距紧凑 */
  .site-nav {
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
  }

  .site-nav a {
    padding: 4px 8px;
    white-space: nowrap;
  }

  .footer-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
  }

  .footer-links a {
    padding: 4px 8px;
  }

  .hero {
    padding: 28px 0 16px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero-copy h1 {
    font-size: clamp(28px, 5vw, 48px);
  }

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

  .hero-card {
    padding: 10px;
  }

  .hero-card img {
    min-height: 200px;
    border-radius: 16px;
  }

  .download-btn.primary {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    margin-top: 8px;
  }

  .featured-grid,
  .games-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .featured-apps,
  .games-section,
  .intro-section {
    padding: 28px 0;
  }

  .section-heading h2,
  .intro-card h2,
  .page-card h1 {
    font-size: clamp(22px, 4vw, 32px);
  }

  .app-card {
    padding: 14px;
    gap: 10px;
  }

  .app-card.featured {
    padding: 16px 12px;
  }

  .app-card img {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }

  .app-card.featured img {
    width: 68px;
    height: 68px;
    border-radius: 18px;
  }

  .app-card h3 {
    font-size: 16px;
  }

  .app-card p {
    font-size: 13px;
  }

  .app-card .meta span,
  .badge {
    font-size: 11px;
    padding: 3px 7px;
    min-height: 22px;
  }

  .download-btn.small {
    padding: 9px 14px;
    font-size: 13px;
  }

  .tab {
    padding: 10px 18px;
    font-size: 13px;
  }

  .page-main {
    padding: 32px 0;
  }

  .page-card {
    padding: 20px;
  }

  .page-card h1 {
    margin-bottom: 16px;
  }

  .page-card h2 {
    margin-top: 18px;
    margin-bottom: 10px;
    font-size: 18px;
  }

  .page-card h3 {
    margin-top: 14px;
    margin-bottom: 8px;
    font-size: 15px;
  }

  .page-card p,
  .page-card li {
    font-size: 14px;
    margin-bottom: 12px;
  }

  .page-card ul {
    padding-left: 18px;
  }

  .page-subtitle {
    font-size: 14px;
  }

  .contact-info {
    padding: 16px;
  }

  .social-channels {
    gap: 12px;
    margin-top: 16px;
  }

  .social-icon {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }

  .intro-card {
    padding: 20px;
  }

  .intro-card p {
    margin-bottom: 12px;
    font-size: 14px;
  }

  .site-footer {
    margin-top: 24px;
  }

  .site-footer p {
    font-size: 12px;
  }

  .banner-inner {
    gap: 12px;
  }

  .banner-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
  }

  .banner-content h3 {
    font-size: 15px;
  }

  .banner-content p {
    font-size: 11px;
  }

  .download-banner .download-btn {
    padding: 9px 18px;
    font-size: 13px;
  }

  body {
    padding-bottom: 80px;
  }
}

/* 手机超小屏（480px 以下） */
@media (max-width: 480px) {
  .header-inner {
    padding: 10px 0;
    gap: 8px;
  }

  .brand {
    font-size: 16px;
    gap: 6px;
  }

  .brand img {
    width: 32px;
    height: 32px;
  }

  .site-nav {
    gap: 6px;
    font-size: 12px;
  }

  .site-nav a {
    padding: 3px 6px;
  }

  .site-header {
    padding: 0 8px;
  }

  .hero-copy h1 {
    font-size: clamp(22px, 6vw, 38px);
  }

  .hero-copy p {
    font-size: 14px;
    max-width: 100%;
  }

  .download-btn.primary {
    padding: 10px 12px;
    font-size: 13px;
  }

  .section-heading h2,
  .intro-card h2,
  .page-card h1 {
    font-size: clamp(18px, 4vw, 28px);
  }

  .eyebrow {
    font-size: 11px;
  }

  .app-card {
    padding: 12px;
  }

  .app-card img {
    width: 48px;
    height: 48px;
  }

  .app-card.featured img {
    width: 60px;
    height: 60px;
  }

  .app-card h3 {
    font-size: 14px;
  }

  .app-card p {
    font-size: 12px;
  }

  .app-card .meta span {
    font-size: 10px;
    padding: 2px 5px;
  }

  .page-card {
    padding: 16px;
  }

  .page-card h1 {
    font-size: clamp(18px, 5vw, 28px);
    margin-bottom: 12px;
  }

  .page-card h2 {
    margin-top: 14px;
    font-size: 16px;
  }

  .page-card p,
  .page-card li {
    font-size: 13px;
    margin-bottom: 10px;
  }

  .contact-info {
    padding: 12px;
  }

  .social-icon {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .footer-links {
    gap: 8px;
    font-size: 12px;
  }

  .site-footer p {
    font-size: 11px;
  }

  .banner-inner {
    flex-direction: row;
    gap: 10px;
  }

  .banner-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
  }

  .banner-content {
    flex: 1;
    min-width: 0;
  }

  .banner-content h3 {
    font-size: 13px;
    margin: 2px 0 0;
  }

  .banner-content p {
    font-size: 10px;
    display: none;
  }

  .download-banner .download-btn {
    padding: 8px 16px;
    font-size: 12px;
    width: 30%;
    height: 60%;
  }

  .download-banner {
    padding: 12px 0;
  }

  body {
    padding-bottom: 68px;
  }
}