/* =========================================================
   page-home.css — 专属样式，作用域限定 .page-home
   继承 site_kit 设计令牌（var引用），不重复定义共享组件。
   移动端优先，含桌面媒体查询。
   ========================================================= */

/* ---------- 作用域根变量 ---------- */
.page-home {
  --ph-gap-sm: 12px;
  --ph-gap-md: 24px;
  --ph-gap-lg: 40px;
  --ph-radius-card: 16px;
  --ph-radius-btn: 50px;
  --ph-transition: 0.3s ease;
  --ph-shadow-card: 0 2px 12px rgba(0, 0, 0, 0.07);
  --ph-shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.12);
  --ph-font-heading: var(--font-heading, "Oswald", "Bebas Neue", sans-serif);
  --ph-font-body: var(--font-body, "Noto Sans SC", "Microsoft YaHei", sans-serif);
  --ph-font-data: var(--font-data, "Fira Code", "Consolas", monospace);
  --ph-red: var(--color-red, #E63946);
  --ph-red-dark: var(--color-red-dark, #c02d39);
  --ph-blue: var(--color-blue, #1D3557);
  --ph-blue-light: var(--color-blue-light, #2a4a7f);
  --ph-gold: var(--color-gold, #F4A261);
  --ph-dark: var(--color-dark, #2B2D42);
  --ph-light-gray: var(--color-light-gray, #F8F9FA);
  --ph-white: var(--color-white, #FFFFFF);
  --ph-green: var(--color-green, #2A9D8F);
  --ph-yellow: var(--color-yellow, #E9C46A);
}

/* ---------- 基础重置与排版 ---------- */
.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: border-box;
}

.page-home {
  display: block;
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: var(--ph-gap-sm) var(--ph-gap-sm) var(--ph-gap-lg);
  font-family: var(--ph-font-body);
  color: var(--ph-dark);
  background-color: var(--ph-light-gray);
  line-height: 1.6;
}

/* 所有图片响应式 */
.page-home img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-home__breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ph-blue);
  margin-bottom: var(--ph-gap-md);
  padding: 6px 0;
  border-bottom: 1px solid rgba(29, 53, 87, 0.12);
}

.page-home__breadcrumb-link {
  color: var(--ph-blue);
  text-decoration: none;
  transition: color var(--ph-transition);
}

.page-home__breadcrumb-link:hover,
.page-home__breadcrumb-link:focus-visible {
  color: var(--ph-red);
  text-decoration: underline;
}

.page-home__breadcrumb-sep {
  color: var(--ph-blue);
  opacity: 0.45;
  font-size: 1.1em;
}

.page-home__breadcrumb-current {
  color: var(--ph-dark);
  font-weight: 600;
}

/* ---------- 首屏：战报摘要 + 数据图 ---------- */
.page-home__hero-report {
  display: flex;
  flex-direction: column;
  gap: var(--ph-gap-md);
  margin-bottom: var(--ph-gap-lg);
  background: var(--ph-white);
  border-radius: var(--ph-radius-card);
  padding: var(--ph-gap-md);
  box-shadow: var(--ph-shadow-card);
  position: relative;
  overflow: hidden;
}

/* 斜线分割背景（装饰） */
.page-home__hero-report::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(135deg, transparent 48%, rgba(230, 57, 70, 0.06) 48%, rgba(230, 57, 70, 0.10) 52%, transparent 52%);
  pointer-events: none;
  z-index: 0;
}

.page-home__hero-text {
  position: relative;
  z-index: 1;
}

.page-home__hero-title {
  font-family: var(--ph-font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--ph-red);
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}

.page-home__hero-subtitle {
  font-size: 1rem;
  color: var(--ph-blue);
  margin: 0 0 var(--ph-gap-md);
  max-width: 520px;
}

.page-home__hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--ph-gap-sm);
}

.page-home__stat-item {
  background: var(--ph-light-gray);
  border-radius: 12px;
  padding: 12px 10px;
  text-align: center;
  border-left: 4px solid var(--ph-red);
}

.page-home__stat-number {
  display: block;
  font-family: var(--ph-font-data);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--ph-blue);
  line-height: 1.2;
}

.page-home__stat-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ph-dark);
  opacity: 0.75;
  margin-top: 2px;
}

.page-home__hero-visual {
  position: relative;
  z-index: 1;
  border-radius: 12px;
  overflow: hidden;
  background: var(--ph-blue);
}

.page-home__hero-img {
  width: 100%;
  height: auto;
  aspect-ratio: 400 / 300;
  object-fit: cover;
  display: block;
}

/* ---------- 分类标签导航 ---------- */
.page-home__category-section {
  margin-bottom: var(--ph-gap-lg);
}

.page-home__section-title {
  font-family: var(--ph-font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ph-blue);
  margin: 0 0 var(--ph-gap-sm);
  letter-spacing: 0.01em;
  position: relative;
  display: inline-block;
}

.page-home__section-title::after {
  content: "";
  display: block;
  width: 50%;
  height: 4px;
  background: var(--ph-red);
  border-radius: 4px;
  margin-top: 6px;
}

.page-home__section-title--accent::after {
  background: var(--ph-gold);
}

.page-home__filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--ph-gap-md);
}

.page-home__filter-btn {
  font-family: var(--ph-font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 22px;
  border: 2px solid var(--ph-blue);
  border-radius: var(--ph-radius-btn);
  background: var(--ph-white);
  color: var(--ph-blue);
  cursor: pointer;
  transition: background var(--ph-transition), color var(--ph-transition), border-color var(--ph-transition), box-shadow var(--ph-transition);
  -webkit-appearance: none;
  appearance: none;
}

.page-home__filter-btn:hover,
.page-home__filter-btn:focus-visible {
  background: var(--ph-blue);
  color: var(--ph-white);
  border-color: var(--ph-blue);
  outline: none;
}

.page-home__filter-btn--active {
  background: var(--ph-red);
  color: var(--ph-white);
  border-color: var(--ph-red);
  box-shadow: 0 4px 12px rgba(230, 57, 70, 0.25);
}

.page-home__filter-btn--active:hover,
.page-home__filter-btn--active:focus-visible {
  background: var(--ph-red-dark);
  border-color: var(--ph-red-dark);
}

/* ---------- 卡片网格 ---------- */
.page-home__card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ph-gap-md);
}

.page-home__card {
  background: var(--ph-white);
  border-radius: var(--ph-radius-card);
  padding: var(--ph-gap-md);
  box-shadow: var(--ph-shadow-card);
  transition: transform var(--ph-transition), box-shadow var(--ph-transition);
  border-top: 6px solid var(--ph-blue);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ph-shadow-hover);
}

.page-home__card--red {
  border-top-color: var(--ph-red);
}

.page-home__card--blue {
  border-top-color: var(--ph-blue);
}

.page-home__card--gold {
  border-top-color: var(--ph-gold);
}

.page-home__card--contact {
  border-top-color: var(--ph-green);
  background: linear-gradient(145deg, var(--ph-white), #f0faf8);
}

.page-home__card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--ph-light-gray);
  flex-shrink: 0;
}

.page-home__card-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home__card-icon-img--round {
  border-radius: 50%;
}

.page-home__card-title {
  font-family: var(--ph-font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--ph-blue);
  margin: 0;
}

.page-home__card-data {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-home__card-number {
  font-family: var(--ph-font-data);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--ph-red);
  line-height: 1.1;
}

.page-home__card--blue .page-home__card-number {
  color: var(--ph-blue);
}

.page-home__card--gold .page-home__card-number {
  color: var(--ph-gold);
}

.page-home__card-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ph-dark);
  opacity: 0.7;
}

.page-home__card-summary {
  font-size: 0.92rem;
  color: var(--ph-dark);
  margin: 0;
  line-height: 1.5;
}

.page-home__card-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ph-red);
  text-decoration: none;
  transition: color var(--ph-transition);
  align-self: flex-start;
  margin-top: auto;
}

.page-home__card-link:hover,
.page-home__card-link:focus-visible {
  color: var(--ph-red-dark);
  text-decoration: underline;
}

/* 联系专员卡片内部按钮 */
.page-home__contact-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.page-home__contact-btn {
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--ph-radius-btn);
  text-decoration: none;
  transition: background var(--ph-transition), color var(--ph-transition), box-shadow var(--ph-transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-home__contact-btn--email {
  background: var(--ph-blue);
  color: var(--ph-white);
}

.page-home__contact-btn--email:hover,
.page-home__contact-btn--email:focus-visible {
  background: var(--ph-blue-light);
  box-shadow: 0 4px 12px rgba(29, 53, 87, 0.3);
}

.page-home__contact-btn--phone {
  background: var(--ph-red);
  color: var(--ph-white);
}

.page-home__contact-btn--phone:hover,
.page-home__contact-btn--phone:focus-visible {
  background: var(--ph-red-dark);
  box-shadow: 0 4px 12px rgba(230, 57, 70, 0.3);
}

.page-home__contact-btn--chat {
  background: var(--ph-gold);
  color: var(--ph-dark);
}

.page-home__contact-btn--chat:hover,
.page-home__contact-btn--chat:focus-visible {
  background: #e08f4a;
  box-shadow: 0 4px 12px rgba(244, 162, 97, 0.3);
}

/* ---------- 数据趋势区 ---------- */
.page-home__trend-section {
  margin-bottom: var(--ph-gap-lg);
  background: var(--ph-blue);
  border-radius: var(--ph-radius-card);
  padding: var(--ph-gap-md);
  color: var(--ph-white);
  box-shadow: var(--ph-shadow-card);
}

.page-home__trend-section .page-home__section-title {
  color: var(--ph-white);
}

.page-home__trend-section .page-home__section-title::after {
  background: var(--ph-gold);
}

.page-home__trend-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--ph-gap-sm);
  margin-top: var(--ph-gap-sm);
}

.page-home__trend-item {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 4px solid var(--ph-gold);
}

.page-home__trend-number {
  font-family: var(--ph-font-data);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--ph-white);
}

.page-home__trend-label {
  font-size: 0.82rem;
  font-weight: 500;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.page-home__trend-change {
  font-family: var(--ph-font-data);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 2px;
}

.page-home__trend-change--up {
  color: var(--color-green, #2A9D8F);
}

.page-home__trend-change--down {
  color: var(--ph-red);
}

.page-home__trend-item--wide {
  grid-column: 1 / -1;
  border-left-color: var(--color-green, #2A9D8F);
}

.page-home__trend-bar {
  width: 100%;
  height: 24px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  overflow: hidden;
  margin: 4px 0;
}

.page-home__trend-bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--color-green, #2A9D8F), var(--ph-gold));
  border-radius: 50px;
  font-family: var(--ph-font-data);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ph-blue);
  line-height: 24px;
  text-align: right;
  padding-right: 12px;
  transition: width 0.6s ease;
}

.page-home__trend-meta {
  font-size: 0.8rem;
  opacity: 0.65;
}

/* ---------- 快速导航 ---------- */
.page-home__quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: var(--ph-gap-md);
  padding: var(--ph-gap-sm) 0;
  border-top: 1px solid rgba(29, 53, 87, 0.12);
  border-bottom: 1px solid rgba(29, 53, 87, 0.12);
}

.page-home__quick-link {
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--ph-radius-btn);
  background: var(--ph-white);
  color: var(--ph-blue);
  text-decoration: none;
  transition: background var(--ph-transition), color var(--ph-transition), box-shadow var(--ph-transition);
  border: 2px solid transparent;
}

.page-home__quick-link:hover,
.page-home__quick-link:focus-visible {
  background: var(--ph-blue);
  color: var(--ph-white);
  box-shadow: 0 4px 12px rgba(29, 53, 87, 0.2);
}

.page-home__quick-link--highlight {
  background: var(--ph-red);
  color: var(--ph-white);
  border-color: var(--ph-red);
}

.page-home__quick-link--highlight:hover,
.page-home__quick-link--highlight:focus-visible {
  background: var(--ph-red-dark);
  border-color: var(--ph-red-dark);
}

/* ---------- 信任声明 ---------- */
.page-home__trust-statement {
  font-size: 0.8rem;
  color: var(--ph-dark);
  opacity: 0.6;
  text-align: center;
  margin: 0;
  padding: var(--ph-gap-sm) 0 0;
  line-height: 1.5;
}

/* =========================================================
   媒体查询：平板及以上（≥640px）
   ========================================================= */
@media screen and (min-width: 640px) {
  .page-home {
    padding: var(--ph-gap-md) var(--ph-gap-md) var(--ph-gap-lg);
  }

  .page-home__hero-report {
    flex-direction: row;
    align-items: center;
    padding: var(--ph-gap-lg);
  }

  .page-home__hero-text {
    flex: 1 1 55%;
  }

  .page-home__hero-visual {
    flex: 0 0 40%;
    max-width: 400px;
  }

  .page-home__hero-title {
    font-size: 2.6rem;
  }

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

  .page-home__stat-number {
    font-size: 2rem;
  }

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

  .page-home__card--contact {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .page-home__card--contact .page-home__card-icon {
    width: 80px;
    height: 80px;
  }

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

  .page-home__trend-item--wide {
    grid-column: span 2;
  }

  .page-home__trend-number {
    font-size: 2.2rem;
  }
}

/* =========================================================
   媒体查询：桌面（≥960px）
   ========================================================= */
@media screen and (min-width: 960px) {
  .page-home {
    padding: var(--ph-gap-md) var(--ph-gap-lg) var(--ph-gap-lg);
  }

  .page-home__hero-title {
    font-size: 3.2rem;
  }

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

  .page-home__card--contact {
    grid-column: span 1;
    flex-direction: column;
    align-items: flex-start;
  }

  .page-home__card--contact .page-home__card-icon {
    width: 80px;
    height: 80px;
  }

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

  .page-home__trend-item--wide {
    grid-column: span 1;
  }

  .page-home__quick-nav {
    justify-content: center;
  }
}

/* =========================================================
   交互渐进增强：筛选手动控制（无JS时全部可见）
   ========================================================= */
.page-home [data-filter-container] > [data-filter-value] {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* JS 启用时隐藏非选中，但默认全部显示 */
.page-home.js-filter-ready [data-filter-container] > [data-filter-value]:not([data-filter-value="all"]) {
  display: flex;
}

/* 无脚本时全部展示，JS 会添加 .js-filter-ready 并处理筛选 */
.page-home__card[data-constant] {
  /* 联系卡片始终展示，不受筛选影响 */;
}