/* ============================================================
   首页样式 · 启睿数码「电压钴蓝」v7.0（2026-08-09）
   ------------------------------------------------------------
   结构：开场宣言(杂志大字报 + 本期主打特写) → 承诺横条
        → 本周精选(不规则特写网格) → 分类速览 → 限时秒杀
        → 商品推荐 → 8 分类楼层 → 品牌横幅 → 数码志
   签名语言：丝印编码（SEC·xx / CAT·xx，等宽字体）+ 午夜面板
        + 电压钴蓝高亮 + 点阵图纸底。
   ============================================================ */

/* ---- 通用区块标题（首页与楼层共用） ---- */
.section { padding: 56px 0; }
.section-soft { background: var(--mh-bg-soft); }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
}
.section-h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--mh-text-1);
  line-height: 1.3;
  position: relative;
  padding-left: 16px;
}
.section-h2::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 24px;
  background: var(--mh-primary);
  border-radius: 2px;
}
.section-sub {
  font-size: 14px;
  color: var(--mh-text-3);
  margin-top: 8px;
  padding-left: 16px;
}
/* 丝印编码（签名元素：等宽、大写、石墨浅底） */
.section-code,
.catfloor-code,
.seckill-code {
  display: inline-block;
  font-family: var(--mh-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--mh-text-2);
  background: var(--mh-bg-section);
  border: 1px solid var(--mh-border);
  border-radius: var(--mh-radius-sm);
  padding: 3px 8px;
  line-height: 1.4;
}
.section-more {
  font-size: 13px;
  color: var(--mh-text-2);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color var(--mh-dur) var(--mh-ease);
  flex-shrink: 0;
  text-decoration: none;
}
.section-more:hover { color: var(--mh-primary); }
.section-more .iconfont { font-size: 12px; }

.mh-home { background: var(--mh-bg-page); }

/* ============================================================
   1. 开场宣言（杂志大字报 + 本期主打特写）
   ============================================================ */
.home-masthead {
  background:
    radial-gradient(rgba(16, 20, 31, 0.05) 1px, transparent 1px) 0 0 / 26px 26px,
    var(--mh-bg-card);
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--mh-line);
}
.masthead-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

/* 左：大字报文案 */
.masthead-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mh-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--mh-primary);
  margin-bottom: 24px;
}
.masthead-eyebrow::before {
  content: '';
  width: 28px; height: 2px;
  background: var(--mh-primary);
}
.masthead-title {
  font-family: var(--mh-font-display);
  font-size: 48px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: 1px;
  color: var(--mh-text-1);
  margin-bottom: 22px;
}
.masthead-title em {
  font-style: normal;
  color: var(--mh-primary);
  position: relative;
}
.masthead-title em::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 4px;
  height: 8px;
  background: var(--mh-primary-light);
  z-index: -1;
}
.masthead-desc {
  font-size: 15px;
  line-height: 1.9;
  color: var(--mh-text-2);
  max-width: 480px;
  margin-bottom: 30px;
}
.masthead-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
}
.masthead-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 28px;
  border-radius: var(--mh-radius);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--mh-dur) var(--mh-ease);
  text-decoration: none;
  white-space: nowrap;
}
.masthead-btn-solid {
  background: var(--mh-primary);
  color: #fff !important;
  border: 1px solid var(--mh-primary);
  box-shadow: 0 6px 16px rgba(36, 86, 240, 0.24);
}
.masthead-btn-solid:hover {
  background: var(--mh-primary-hover);
  transform: translateY(-1px);
}
.masthead-btn-solid .iconfont { font-size: 12px; }
.masthead-btn-ghost {
  background: transparent;
  color: var(--mh-text-1) !important;
  border: 1px solid var(--mh-border);
}
.masthead-btn-ghost:hover {
  border-color: var(--mh-primary);
  color: var(--mh-primary) !important;
}

/* 数据行（52 款 / 8 品类 / 7 天） */
.masthead-stats {
  display: flex;
  align-items: stretch;
}
.masthead-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 28px;
}
.masthead-stats .stat:first-child { padding-left: 0; }
.masthead-stats .stat + .stat { border-left: 1px solid var(--mh-line); }
.masthead-stats .stat b {
  font-family: var(--mh-font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--mh-text-1);
  line-height: 1.2;
}
.masthead-stats .stat span {
  font-size: 12px;
  color: var(--mh-text-3);
}

/* 右：本期主打特写卡 */
.masthead-feature {
  background: var(--mh-bg-card);
  border: 1px solid var(--mh-line);
  border-radius: var(--mh-radius-lg);
  padding: 18px;
  box-shadow: var(--mh-shadow-lg);
  position: relative;
}
.mf-code {
  display: inline-block;
  font-family: var(--mh-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--mh-primary);
  background: var(--mh-primary-light);
  border: 1px solid rgba(36, 86, 240, 0.28);
  border-radius: var(--mh-radius-sm);
  padding: 3px 8px;
  margin-bottom: 14px;
}
.mf-img {
  display: block;
  overflow: hidden;
  border-radius: var(--mh-radius-md);
  margin-bottom: 16px;
}
.mf-img img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--mh-ease);
}
.masthead-feature:hover .mf-img img { transform: scale(1.03); }
.mf-name {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--mh-text-1) !important;
  text-decoration: none;
  margin-bottom: 10px;
  transition: color var(--mh-dur) var(--mh-ease);
}
.mf-name:hover { color: var(--mh-primary) !important; }
.mf-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.mf-specs span {
  font-family: var(--mh-font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--mh-text-2);
  border: 1px solid var(--mh-border);
  border-radius: var(--mh-radius-sm);
  padding: 3px 8px;
  background: var(--mh-bg-soft);
}
.mf-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px dashed var(--mh-line);
  padding-top: 14px;
}
.mf-price {
  font-family: var(--mh-font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--mh-price);
  line-height: 1;
}
.mf-price .price-symbol { font-size: 15px; margin-right: 1px; }
.mf-price-unit { font-size: 15px; }
.mf-btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border: 1px solid var(--mh-primary);
  color: var(--mh-primary) !important;
  border-radius: var(--mh-radius);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--mh-dur) var(--mh-ease);
}
.mf-btn:hover {
  background: var(--mh-primary);
  color: #fff !important;
}

/* 后台 banner 运营位（全宽图片条） */
.home-banner-strip-wrap { margin-top: 40px; }
.home-banner-strip {
  border-radius: var(--mh-radius-lg);
  overflow: hidden;
  border: 1px solid var(--mh-line);
}
.banner-strip-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
}

/* ============================================================
   2. 承诺横条（4 格）
   ============================================================ */
.home-promise {
  padding: 24px 0;
}
.home-promise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.promise-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--mh-bg-card);
  border: 1px solid var(--mh-line);
  border-radius: var(--mh-radius-md);
  transition: all var(--mh-dur) var(--mh-ease);
}
.promise-item:hover {
  border-color: var(--mh-primary);
  box-shadow: var(--mh-shadow-sm);
  transform: translateY(-1px);
}
.promise-item [class^="icon-"] {
  font-size: 34px;
  width: 34px; height: 34px;
  flex-shrink: 0;
}
.promise-item b {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--mh-text-1);
  margin-bottom: 2px;
}
.promise-item p {
  font-size: 12px;
  color: var(--mh-text-3);
  margin: 0;
}

/* ============================================================
   3. 本周精选（不规则特写网格）
   ============================================================ */
.home-picks { padding: 28px 0 44px; }
.picks-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.pick-cell { min-width: 0; }
.pick-cell .goods-card { height: 100%; display: flex; flex-direction: column; }
.pick-cell .goods-card .goods-info { flex: 1; }
/* 首卡跨 2×2：大图特写 */
.pick-hero {
  grid-column: span 2;
  grid-row: span 2;
}
.pick-hero .goods-card .goods-img img { aspect-ratio: 1 / 1; }
.pick-hero .goods-name {
  font-size: 16px;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}
.pick-hero .price .price-now { font-size: 22px; }

/* ============================================================
   4. 分类速览（横排胶囊）
   ============================================================ */
.home-catquick { padding: 0 0 44px; }
.catquick-row {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 12px;
}
.catquick-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px 8px 14px;
  background: var(--mh-bg-card);
  border: 1px solid var(--mh-line);
  border-radius: var(--mh-radius-md);
  text-decoration: none;
  transition: all var(--mh-dur) var(--mh-ease);
}
.catquick-pill:hover {
  border-color: var(--mh-primary);
  box-shadow: var(--mh-shadow-md);
  transform: translateY(-2px);
}
.catquick-ico {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--mh-primary-light);
  border-radius: var(--mh-radius-md);
  font-size: 22px;
  transition: background var(--mh-dur) var(--mh-ease);
}
.catquick-pill:hover .catquick-ico { background: var(--mh-accent-light); }
.catquick-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--mh-text-1);
  transition: color var(--mh-dur) var(--mh-ease);
}
.catquick-pill:hover .catquick-name { color: var(--mh-primary); }
.catquick-count {
  font-family: var(--mh-font-mono);
  font-size: 11px;
  color: var(--mh-text-3);
}

/* ============================================================
   5. 限时秒杀（午夜暗带 · 钴蓝告警风）
   ============================================================ */
.home-seckill {
  padding: 36px 0;
  background: var(--mh-bg-dark);
}
.home-seckill .section-content { position: relative; }
.seckill-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}
.seckill-title {
  display: flex;
  align-items: center;
  gap: 14px;
}
.seckill-code {
  color: var(--mh-primary-hover);
  background: rgba(36, 86, 240, 0.14);
  border-color: rgba(62, 107, 255, 0.45);
}
.seckill-title h2 {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin: 0;
}
.countdown {
  display: flex;
  align-items: center;
  gap: 4px;
}
.cd-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin-right: 6px;
}
.cd-num {
  min-width: 32px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  background: var(--mh-primary);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  font-family: var(--mh-font-mono);
  border-radius: var(--mh-radius-sm);
}
.cd-colon {
  font-size: 16px;
  font-weight: 700;
  font-family: var(--mh-font-mono);
  color: rgba(255, 255, 255, 0.6);
}
.seckill-more {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  display: flex; align-items: center; gap: 4px;
  text-decoration: none;
  transition: color var(--mh-dur) var(--mh-ease);
}
.seckill-more:hover { color: var(--mh-primary-hover); }

/* ============================================================
   6. 商品推荐
   ============================================================ */
.home-reco { padding: 44px 0 36px; }

/* ============================================================
   7. 分类楼层（JS 动态生成 · 每层 3 件目录式）
   ============================================================ */
.home-catfloor {
  padding: 26px 0 0;
}
.catfloor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.catfloor-title {
  display: flex;
  align-items: center;
  gap: 12px;
}
.catfloor-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--mh-text-1);
}
.catfloor-desc {
  font-size: 13px;
  color: var(--mh-text-3);
}
.catfloor-more {
  font-size: 13px;
  color: var(--mh-text-2);
  display: flex; align-items: center; gap: 4px;
  text-decoration: none;
  transition: color var(--mh-dur) var(--mh-ease);
}
.catfloor-more:hover { color: var(--mh-primary); }
.catfloor-grid { gap: 14px; }

/* ============================================================
   8. 品牌横幅（午夜底 · 钴蓝点缀）
   ============================================================ */
.brand-banner {
  padding: 56px 0;
  margin-top: 36px;
  background: var(--mh-bg-dark);
  color: rgba(255,255,255,0.8);
}
.brand-banner-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: center;
}
.brand-banner-text .bb-eyebrow {
  display: inline-block;
  font-family: var(--mh-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--mh-primary-hover);
  padding: 4px 12px;
  border: 1px solid rgba(62, 107, 255, 0.55);
  border-radius: var(--mh-radius-sm);
  margin-bottom: 18px;
  background: rgba(36, 86, 240, 0.12);
}
.brand-banner-text .bb-title {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 18px;
}
.brand-banner-text .bb-desc {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,0.7);
  margin-bottom: 24px;
}
.brand-banner-text .bb-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  background: var(--mh-primary);
  color: #fff !important;
  border-radius: var(--mh-radius);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--mh-dur) var(--mh-ease);
}
.brand-banner-text .bb-link:hover { background: var(--mh-primary-hover); }
.brand-banner-img {
  border-radius: var(--mh-radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.brand-banner-img img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
   9. 数码志（公告 + 新闻）
   ============================================================ */
.home-life { padding: 56px 0; }
.news-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.news-col {
  background: var(--mh-bg-card);
  border: 1px solid var(--mh-line);
  border-radius: var(--mh-radius-md);
  padding: 24px;
}
.news-col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--mh-line);
}
.news-col-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--mh-text-1);
  position: relative;
  padding-left: 12px;
}
.news-col-title::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 16px;
  background: var(--mh-primary);
  border-radius: 2px;
}
.news-more {
  font-size: 12px;
  color: var(--mh-text-3);
  display: flex; align-items: center; gap: 2px;
  text-decoration: none;
  transition: color var(--mh-dur) var(--mh-ease);
}
.news-more:hover { color: var(--mh-primary); }
.news-list { min-height: 220px; }
.news-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 4px;
  border-bottom: 1px dashed var(--mh-line-soft);
}
.news-item:last-child { border-bottom: none; }
.news-item .fboxRow { display: flex; align-items: center; gap: 12px; min-width: 0; flex: 1; }
.news-item .number {
  width: 20px; height: 20px;
  line-height: 20px;
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--mh-font-mono);
  color: var(--mh-text-3);
  background: var(--mh-bg-section);
  border-radius: var(--mh-radius-sm);
  flex-shrink: 0;
}
.news-item .title {
  font-size: 14px;
  color: var(--mh-text-2);
  transition: color var(--mh-dur) var(--mh-ease);
}
.news-item a { text-decoration: none; }
.news-item a:hover .title { color: var(--mh-primary); }
.news-item .time {
  font-size: 12px;
  font-family: var(--mh-font-mono);
  color: var(--mh-text-4);
  flex-shrink: 0;
  margin-left: 12px;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1200px) {
  .masthead-title { font-size: 40px; }
  .masthead-inner { gap: 36px; }
  .picks-grid { grid-template-columns: repeat(3, 1fr); }
  .pick-hero { grid-column: span 2; grid-row: span 2; }
  .catquick-row { grid-template-columns: repeat(4, 1fr); }
  .goods-grid.cols-5 { grid-template-columns: repeat(4, 1fr); }
  .news-row { grid-template-columns: 1fr; }
}
@media (max-width: 992px) {
  .home-masthead { padding: 44px 0 40px; }
  .masthead-inner { grid-template-columns: 1fr; gap: 32px; }
  .masthead-title { font-size: 32px; }
  .masthead-feature { max-width: 480px; }
  .masthead-stats .stat { padding: 0 20px; }
  .home-promise-grid { grid-template-columns: repeat(2, 1fr); }
  .picks-grid { grid-template-columns: repeat(2, 1fr); }
  .goods-grid.cols-5 { grid-template-columns: repeat(3, 1fr); }
  .brand-banner-inner { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 600px) {
  .home-masthead { padding: 36px 0 32px; }
  .masthead-title { font-size: 27px; }
  .masthead-actions { flex-wrap: wrap; }
  .masthead-stats { flex-wrap: wrap; gap: 12px 0; }
  .home-promise-grid { grid-template-columns: 1fr; }
  .picks-grid { grid-template-columns: 1fr 1fr; }
  .pick-hero { grid-column: span 2; grid-row: span 1; }
  .catquick-row { grid-template-columns: repeat(2, 1fr); }
  .goods-grid.cols-5 { grid-template-columns: repeat(2, 1fr); }
  .countdown .cd-label { display: none; }
  .seckill-title { flex-wrap: wrap; gap: 8px; }
  .banner-strip-img { height: 160px; }
}