/* ============================================================
   Dream-Mod 门户首页样式：Hero(1大2小) / 分类板块竖卡 / 全部文章横卡
   唯一强调色 --dm-accent（红）；亮暗双模式跟随 html.dark
   ============================================================ */

:root {
  --dm-accent: #f04438;
  --dm-accent-dark: #d9372c;
  --dm-radius: 14px;
  --dm-radius-sm: 10px;
  --dm-line: color-mix(in srgb, var(--color-base-content) 10%, transparent);
  --dm-muted: color-mix(in srgb, var(--color-base-content) 62%, transparent);
  --dm-card-bg: var(--color-base-100);
  --dm-shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 6px 16px rgba(15, 23, 42, .06);
  --dm-shadow-hover: 0 2px 4px rgba(15, 23, 42, .06), 0 12px 28px rgba(15, 23, 42, .12);
  --dm-grad-1: linear-gradient(135deg, #fecaca 0%, #fca5a5 55%, #f87171 100%);
  --dm-grad-2: linear-gradient(135deg, #fed7aa 0%, #fdba74 55%, #fb923c 100%);
  --dm-grad-3: linear-gradient(135deg, #fde68a 0%, #fcd34d 55%, #f59e0b 100%);
  --dm-grad-4: linear-gradient(135deg, #bbf7d0 0%, #86efac 55%, #4ade80 100%);
}

html.dark {
  --dm-accent: #f26d63;
  --dm-accent-dark: #ef4444;
  --dm-line: color-mix(in srgb, var(--color-base-content) 16%, transparent);
  --dm-shadow: 0 1px 2px rgba(0, 0, 0, .25), 0 6px 16px rgba(0, 0, 0, .28);
  --dm-shadow-hover: 0 2px 4px rgba(0, 0, 0, .3), 0 12px 28px rgba(0, 0, 0, .42);
}

/* 门户各区块直接使用与顶栏相同的 .container（class="container px-4"），
   严禁再加 max-width 覆盖，否则宽屏下内容列会窄于导航栏、左右边线不对齐 */

/* 小图标（复用 top.html 的 ionicons sprite） */
.dm-ic {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  fill: currentColor;
}

/* ================= Hero 特色位（1 大 2 小） ================= */

.dm-hero {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
  height: 420px;
}
/* 未配置大卡位时不保留大卡高度，两张小卡自然排列 */
.dm-hero:not(:has(.dm-fe-big)) {
  height: auto;
  grid-template-rows: auto auto;
}
.dm-hero:not(:has(.dm-fe-big)) .dm-fe-small { min-height: 182px; }

.dm-fe {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--dm-radius);
  border: 1px solid var(--dm-line);
  box-shadow: var(--dm-shadow);
  background: var(--dm-card-bg);
  isolation: isolate;
}
.dm-fe-big { grid-row: 1 / span 2; }

.dm-fe picture,
.dm-fe img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.dm-fe img { object-fit: cover; transition: transform .5s ease; }
.dm-fe:hover img { transform: scale(1.04); }

.dm-fallback {
  position: absolute;
  inset: 0;
}
.dm-fe-big .dm-fallback { background: var(--dm-grad-1); }
.dm-fe-small:nth-of-type(2n) .dm-fallback { background: var(--dm-grad-3); }
.dm-fe-small:nth-of-type(2n+1) .dm-fallback { background: var(--dm-grad-2); }

.dm-fe-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, .72) 0%, rgba(0, 0, 0, .25) 42%, rgba(0, 0, 0, 0) 68%);
  z-index: 1;
}

.dm-fe-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 18px 20px;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}
.dm-fe-cat {
  font-style: normal;
  font-size: 12px;
  line-height: 1;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--dm-accent);
  color: #fff;
  font-weight: 600;
  letter-spacing: .02em;
}
.dm-fe-title {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  font-weight: 700;
  line-height: 1.4;
  text-shadow: 0 1px 6px rgba(0, 0, 0, .35);
}
.dm-fe-big .dm-fe-title { font-size: 22px; }
.dm-fe-small .dm-fe-title { font-size: 15px; }
.dm-fe-date {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12.5px;
  opacity: .9;
}

/* ================= 板块标题（标题 + 右延伸线） ================= */

.dm-sec { margin-top: 44px; }

/* 标题水平居中，延伸线只占右半栏（与参考图一致） */
.dm-sec-head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  -moz-column-gap: 16px;
       column-gap: 16px;
  margin-bottom: 20px;
}
.dm-sec-title {
  grid-column: 2;
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-base-content);
  white-space: nowrap;
}
.dm-sec-line {
  grid-column: 3;
  height: 1px;
  background: var(--dm-line);
}

/* ================= 分类板块 · 竖卡（4 列） ================= */

.dm-v-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.dm-v-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--dm-card-bg);
  border: 1px solid var(--dm-line);
  border-radius: var(--dm-radius);
  overflow: hidden;
  box-shadow: var(--dm-shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.dm-v-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--dm-shadow-hover);
}

.dm-v-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.dm-v-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.dm-v-card:hover .dm-v-media img { transform: scale(1.05); }

.dm-v-grid .dm-v-card:nth-child(4n+1) .dm-fallback { background: var(--dm-grad-1); }
.dm-v-grid .dm-v-card:nth-child(4n+2) .dm-fallback { background: var(--dm-grad-2); }
.dm-v-grid .dm-v-card:nth-child(4n+3) .dm-fallback { background: var(--dm-grad-3); }
.dm-v-grid .dm-v-card:nth-child(4n+4) .dm-fallback { background: var(--dm-grad-4); }

.dm-v-body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  padding: 14px 16px 16px;
  gap: 8px;
}
.dm-v-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  min-height: calc(1.45em * 2);
}
.dm-v-title a {
  color: var(--color-base-content);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.dm-v-title a:hover { color: var(--dm-accent); }

.dm-v-date {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  color: var(--dm-muted);
}

.dm-v-excerpt {
  margin: 0;
  flex: 1 1 auto;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--dm-muted);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.dm-locked { display: flex; align-items: center; gap: 5px; }

.dm-v-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
}
.dm-v-views {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12.5px;
  color: var(--dm-muted);
  flex: 0 0 auto;
}

/* ================= 全部文章 · 横卡（2 列） ================= */

.dm-h-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.dm-h-card {
  display: flex;
  gap: 16px;
  min-width: 0;
  padding: 16px;
  background: var(--dm-card-bg);
  border: 1px solid var(--dm-line);
  border-radius: var(--dm-radius);
  box-shadow: var(--dm-shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.dm-h-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--dm-shadow-hover);
}

.dm-h-media {
  position: relative;
  display: block;
  flex: 0 0 150px;
  width: 150px;
  aspect-ratio: 16 / 10;
  border-radius: var(--dm-radius-sm);
  overflow: hidden;
}
.dm-h-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.dm-h-card:hover .dm-h-media img { transform: scale(1.05); }

.dm-h-grid .dm-h-card:nth-child(4n+1) .dm-fallback { background: var(--dm-grad-1); }
.dm-h-grid .dm-h-card:nth-child(4n+2) .dm-fallback { background: var(--dm-grad-2); }
.dm-h-grid .dm-h-card:nth-child(4n+3) .dm-fallback { background: var(--dm-grad-3); }
.dm-h-grid .dm-h-card:nth-child(4n+4) .dm-fallback { background: var(--dm-grad-4); }

.dm-h-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
}
.dm-h-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
}
.dm-h-title a {
  color: var(--color-base-content);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.dm-h-title a:hover { color: var(--dm-accent); }

.dm-h-excerpt {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--dm-muted);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.dm-h-meta {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  font-size: 12.5px;
  color: var(--dm-muted);
  padding-top: 4px;
}
.dm-h-author,
.dm-h-views,
.dm-h-comments {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.dm-dot { opacity: .55; }

/* ================= 分类 badge / 标签 ================= */

/* 分类 badge：中性描边（全页唯一强调色红色只留给「查看更多」） */
.dm-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  padding: 4px 9px;
  border-radius: 6px;
  color: color-mix(in srgb, var(--color-base-content) 75%, transparent);
  border: 1px solid var(--dm-line);
  transition: border-color .2s ease, color .2s ease;
}
.dm-badge:hover {
  border-color: var(--dm-accent);
  color: var(--dm-accent);
}
.dm-badge .dm-ic { width: 12px; height: 12px; }
.dm-tag {
  flex: 0 0 auto;
  color: var(--dm-muted);
  transition: color .2s ease;
}
.dm-tag:hover { color: var(--dm-accent); }

/* ================= 红色「查看更多」 ================= */

.dm-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}
.dm-btn-more {
  display: inline-block;
  padding: 10px 44px;
  border-radius: 999px;
  background: var(--dm-accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .08em;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--dm-accent) 35%, transparent);
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.dm-btn-more:hover {
  background: var(--dm-accent-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--dm-accent) 45%, transparent);
}

/* ================= 响应式 ================= */

@media (max-width: 1023px) {
  .dm-hero {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    height: auto;
    gap: 14px;
  }
  .dm-fe-big { grid-row: auto; min-height: 240px; }
  .dm-fe-small { min-height: 170px; }
  .dm-hero:not(:has(.dm-fe-big)) { grid-template-rows: none; }
  .dm-hero:not(:has(.dm-fe-big)) .dm-fe-small { min-height: 170px; }
}

@media (max-width: 900px) {
  .dm-v-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (max-width: 767px) {
  .dm-h-grid { grid-template-columns: 1fr; }
  .dm-h-card { flex-direction: column; gap: 12px; padding: 14px; }
  .dm-h-media {
    flex-basis: auto;
    width: 100%;
    aspect-ratio: 16 / 9;
  }
  .dm-sec { margin-top: 34px; }
  .dm-sec-head { margin-bottom: 16px; }
  .dm-fe-big .dm-fe-title { font-size: 18px; }
  .dm-fe-cap { padding: 14px 16px; }
}

@media (max-width: 560px) {
  .dm-v-grid { grid-template-columns: 1fr; }
}

/* ================= 文章页布局：删除左栏作者卡后，正文占 3 列、右栏 TOC 不动 =================
   预编译产物 dream-output.css 中只有 .lg:col-span-2，模板里的 lg:col-span-3 为空类，
   需在此补齐，否则正文只占 1 列且整体左移。断点与 Tailwind lg 一致（64rem / 1024px）。 */
@media (min-width: 64rem) {
  .ds-article-grid .lg\:col-span-3 {
    grid-column: span 3 / span 3;
  }
}