/* ============================================================================
 * RichRush 富海无边 — 金色贵气配色定制（AnZhiYu 主题）
 *
 * 覆盖 AnZhiYu 的 CSS 变量，实现深浅双色金色质感。
 * 通过 _config.anzhiyu.yml 的 inject.head 注入，所有语言共享。
 * 放 source/_static/css/，build.sh 复制到 public/css/。
 * ============================================================================ */

/* ---------- 浅色模式（默认）：哑光金 ---------- */
:root {
  /* 主色：哑光金 #C9A227，沉稳不刺眼 */
  --anzhiyu-main: #C9A227;
  --anzhiyu-main-op: #C9A22723;      /* 主色 + 14% 透明 */
  --anzhiyu-main-none: #c9a22700;
  --anzhiyu-main-hover: #B8901E;     /* hover 加深 */
  --anzhiyu-theme-op: #C9A22723;
  --anzhiyu-theme-op-deep: #C9A22733;

  /* 选中文字背景 */
  --anzhiyu-fonttitle: #2a2a2a;
  --anzhiyu-background: #faf9f6;     /* 微暖白底，比纯白更有质感 */
}

/* ---------- 深色模式：亮金（保证对比度） ---------- */
[data-theme="dark"] {
  --anzhiyu-main: #E8C547;           /* 深色用更亮的金，确保可见 */
  --anzhiyu-main-op: #E8C54723;
  --anzhiyu-main-none: #e8c54700;
  --anzhiyu-main-hover: #F0D061;
  --anzhiyu-theme-op: #E8C54723;
  --anzhiyu-theme-op-deep: #E8C54733;

  /* 深色底偏炭黑带暖调，衬托金色 */
  --anzhiyu-background: #1a1714;
  --anzhiyu-card-bg: #221e1a;
  --anzhiyu-card-border: #3a342a;
}

/* ---------- 细节增强 ---------- */

/* 标题渐变金色（h1-h3 用金色渐变，更有质感） */
#article-container h1,
#article-container h2,
#article-container h3 {
  background: linear-gradient(135deg, var(--anzhiyu-main), var(--anzhiyu-main-hover));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 顶部导航栏轻微金色调 */
#page-header.nav-fixed > #nav {
  background: rgba(250, 249, 246, 0.9);
  backdrop-filter: saturate(180%) blur(12px);
}
[data-theme="dark"] #page-header.nav-fixed > #nav {
  background: rgba(26, 23, 20, 0.9);
}

/* 主页封面卡片悬浮金色阴影 */
#recent-posts > .recent-post-item:hover {
  box-shadow: 0 8px 30px var(--anzhiyu-theme-op);
}

/* 按钮金色质感 */
#nav .site-page,
#pagination .page-number,
button.el-button {
  transition: all 0.3s ease;
}
#nav .site-page:hover {
  color: var(--anzhiyu-main);
  border-color: var(--anzhiyu-main);
}

/* 滚动条金色 */
::-webkit-scrollbar-thumb {
  background: var(--anzhiyu-main);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--anzhiyu-main-hover);
}

/* ---------- 语言切换器（footer 国旗网格） ---------- */
.lang-switch-grid {
  display: grid;
  grid-template-columns: minmax(150px, 180px) minmax(0, 1fr);
  align-items: stretch;
  gap: 14px;
  width: min(1760px, calc(100% - 24px));
  max-width: none;
  margin: 10px auto 4px;
  padding: 14px;
  border: 1px solid var(--anzhiyu-card-border);
  border-radius: 20px;
  background: var(--anzhiyu-card-bg);
  box-shadow: 0 12px 32px rgba(38, 31, 18, 0.08);
}
.lang-grid-intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid var(--anzhiyu-card-border);
  border-radius: 14px;
  color: var(--anzhiyu-fontcolor);
  text-align: left;
  background:
    linear-gradient(135deg, var(--anzhiyu-main-op), transparent 72%),
    var(--anzhiyu-secondbg);
}
.lang-grid-eyebrow {
  margin-bottom: 6px;
  color: var(--anzhiyu-main);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}
.lang-grid-intro strong {
  font-size: 1rem;
  line-height: 1.25;
}
.lang-grid-description {
  margin-top: 5px;
  color: var(--anzhiyu-secondtext);
  font-size: 0.72rem;
  line-height: 1.3;
}
.lang-grid-items {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 8px;
  min-width: 0;
}
/* 主题的 #footer-wrap a 使用 ID 选择器，需在同一层级覆盖，
   否则浅色模式会把非当前语言渲染成接近白色。 */
#footer-wrap a.lang-grid-item {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  min-width: 0;
  min-height: 52px;
  padding: 8px 10px;
  border: 1px solid var(--anzhiyu-card-border);
  border-radius: 12px;
  color: var(--anzhiyu-fontcolor);
  background: var(--anzhiyu-secondbg);
  box-shadow: 0 5px 14px rgba(38, 31, 18, 0.08);
  font-size: 0.78rem;
  line-height: 1.15;
  text-align: left;
  text-decoration: none;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
  overflow: hidden;
}
.lang-grid-flag {
  flex: 0 0 auto;
  font-size: 1.15rem;
  line-height: 1;
}
.lang-grid-copy {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-width: 0;
}
.lang-grid-name {
  display: block;
  color: var(--anzhiyu-fontcolor);
  font-weight: 650;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lang-grid-code {
  display: block;
  margin-top: 3px;
  color: var(--anzhiyu-secondtext);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}
#footer-wrap a.lang-grid-item:hover {
  z-index: 1;
  border-color: var(--anzhiyu-main);
  color: var(--anzhiyu-main);
  background:
    linear-gradient(135deg, var(--anzhiyu-main-op), transparent 78%),
    var(--anzhiyu-secondbg);
  box-shadow: 0 8px 18px var(--anzhiyu-theme-op);
  text-decoration: none;
  transform: translateY(-2px);
}
#footer-wrap a.lang-grid-item-active {
  border-color: var(--anzhiyu-main);
  background:
    linear-gradient(135deg, var(--anzhiyu-theme-op-deep), transparent 82%),
    var(--anzhiyu-secondbg);
  box-shadow:
    inset 0 0 0 1px var(--anzhiyu-main),
    0 7px 18px var(--anzhiyu-theme-op);
}
#footer-wrap a.lang-grid-item-active .lang-grid-name {
  color: var(--anzhiyu-main);
}

/* 收紧 footer 自带的上下留白，让语言卡片更靠近品牌文案。 */
#footer-wrap {
  padding: 24px 12px 20px;
}

@media (max-width: 1180px) {
  .lang-switch-grid {
    grid-template-columns: 160px minmax(0, 1fr);
  }
  .lang-grid-items {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .lang-switch-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    width: calc(100% - 20px);
    margin-top: 8px;
    padding: 10px;
    border-radius: 16px;
  }
  .lang-grid-intro {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 10px;
    padding: 11px 13px;
  }
  .lang-grid-eyebrow {
    grid-row: 1 / 3;
    align-self: center;
    margin: 0;
  }
  .lang-grid-description {
    margin-top: 2px;
  }
  .lang-grid-items {
    grid-template-columns: repeat(3, 1fr);
    gap: 7px;
  }
  #footer-wrap a.lang-grid-item {
    min-height: 48px;
    padding: 7px 9px;
  }
  #footer-wrap {
    padding: 10px 0 14px;
  }
}

@media (max-width: 480px) {
  .lang-grid-items {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ============================================================================
 * home_top 品牌区丰富化（logo 动效 + 入场动画 + 装饰 + 徽章式布局）
 * 仅桌面端 >1200px 生效（bannerGroup 在窄屏本就 display:none）
 * ============================================================================ */

/* ---------- 关键帧定义 ---------- */
@keyframes rr-logo-spin {
  0%, 100% { transform: rotate(-4deg) scale(1); }
  50%      { transform: rotate(4deg) scale(1.04); }
}
@keyframes rr-glow-breathe {
  0%, 100% { box-shadow: 0 0 18px 2px var(--anzhiyu-main-op); }
  50%      { box-shadow: 0 0 32px 8px var(--anzhiyu-theme-op-deep); }
}
@keyframes rr-fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes rr-shimmer {
  0%   { transform: translateX(-120%) skewX(-20deg); }
  100% { transform: translateX(220%) skewX(-20deg); }
}
@keyframes rr-particle-blink {
  0%, 100% { opacity: 0.15; transform: scale(0.8); }
  50%      { opacity: 0.7;  transform: scale(1.1); }
}
@keyframes rr-line-grow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ---------- banners-title 徽章式容器 ---------- */
#random-banner .banners-title {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 18px 16px;
  text-align: center;
  /* 金色径向渐变背景 */
  background:
    radial-gradient(ellipse at 50% 35%, var(--anzhiyu-main-op) 0%, transparent 62%),
    var(--anzhiyu-card-bg);
  overflow: hidden;
}

/* ---------- 光泽扫过（伪元素） ---------- */
#random-banner .banners-title::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    var(--anzhiyu-theme-op-deep),
    transparent
  );
  opacity: 0.5;
  pointer-events: none;
  animation: rr-shimmer 5s ease-in-out infinite;
  animation-delay: 1.2s;
}

/* ---------- 装饰金色粒子（伪元素） ---------- */
#random-banner .banners-title::after {
  content: "";
  position: absolute;
  top: 12%;
  right: 14%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--anzhiyu-main);
  box-shadow:
    -28px 14px 0 -1px var(--anzhiyu-main),
    -52px -8px 0 -2px var(--anzhiyu-main),
    18px 38px 0 -1px var(--anzhiyu-main),
    -8px 52px 0 -2px var(--anzhiyu-main);
  opacity: 0.5;
  animation: rr-particle-blink 3s ease-in-out infinite;
  pointer-events: none;
}

/* ---------- logo 动效 ---------- */
#random-banner .brand-logo-svg {
  animation:
    rr-logo-spin 4.5s ease-in-out infinite,
    rr-glow-breathe 3.5s ease-in-out infinite;
  border-radius: 50%;
  padding: 4px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  margin-bottom: 10px !important;
}
#random-banner:hover .brand-logo-svg {
  animation-duration: 1.8s, 2s;
  transform: scale(1.1);
}

/* ---------- 标题：金色渐变文字 + 入场动画 ---------- */
#random-banner .banners-title-big {
  animation: rr-fade-up 0.7s ease-out both;
  position: relative;
  z-index: 1;
}
#random-banner .banners-title-big:first-of-type {
  background: linear-gradient(135deg, var(--anzhiyu-main) 0%, var(--anzhiyu-main-hover) 60%, var(--anzhiyu-main) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation-delay: 0.15s;
  letter-spacing: 0.5px;
}
#random-banner .banners-title-big:nth-of-type(2) {
  animation-delay: 0.35s;
  color: var(--anzhiyu-secondtext);
  font-weight: 500 !important;
  font-size: 0.62em !important;
  line-height: 1.4 !important;
  max-width: 92%;
}

/* ---------- 域名：小标签风格 + 入场 ---------- */
#random-banner .banners-title-small {
  animation: rr-fade-up 0.7s ease-out 0.55s both;
  position: relative;
  z-index: 1;
  margin-top: 10px;
  font-size: 0.7em !important;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--anzhiyu-secondtext);
  opacity: 0.85;
}
/* 域名下方装饰渐变线 */
#random-banner .banners-title-small::after {
  content: "";
  display: block;
  width: 60%;
  height: 2px;
  margin: 8px auto 0;
  background: linear-gradient(90deg, transparent, var(--anzhiyu-main), transparent);
  transform-origin: center;
  animation: rr-line-grow 0.9s ease-out 0.8s both;
}

/* ---------- 分类按钮 hover 增强 ---------- */
#home_top .categoryGroup {
  gap: 0.4rem;
}
#home_top .categoryItem {
  flex: 1 1 0;
  width: auto;
  min-width: 0;
  margin-right: 0;
}
#home_top a.categoryButton {
  font-size: 0.88rem;
}
#home_top .categoryButtonText {
  display: block;
  padding: 0 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
#home_top .categoryItem {
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}
#home_top .categoryItem:hover {
  width: auto;
  transform: translateY(-4px);
}
#home_top .categoryItem:hover .categoryButton {
  box-shadow: var(--anzhiyu-shadow-main);
}
#home_top .categoryItem:hover .anzhiyufont {
  animation: rr-logo-spin 0.6s ease-in-out;
}

@media (min-width: 769px) and (max-width: 1200px) {
  #home_top #bannerGroup {
    min-width: 940px;
  }
  #home_top .categoryGroup {
    display: flex !important;
    flex-direction: row;
    width: 100%;
    height: 76px;
    overflow: hidden;
  }
  #home_top .categoryGroup .categoryItem,
  #home_top .categoryGroup .categoryItem:nth-child(3) {
    display: block;
    flex: 0 0 180px;
    width: 180px;
    min-width: 180px;
    height: 72px;
  }
}

/* ---------- 尊重「减少动效」系统设置 ---------- */
@media (prefers-reduced-motion: reduce) {
  #random-banner .brand-logo-svg,
  #random-banner .banners-title::before,
  #random-banner .banners-title::after,
  #random-banner .banners-title-big,
  #random-banner .banners-title-small,
  #home_top .categoryItem {
    animation: none !important;
  }
}