/* assets/css/portal.css — 手册门户首页（卡片索引） */

/* Tailwind 以 CDN 方式引入（门户为独立页，离线时以下自定义样式仍可独立工作） */
@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');

:root {
  --primary: var(--site-primary);
  --primary-2: var(--site-primary-2);
  --primary-deep: var(--site-primary-deep);
  --primary-rgb: var(--site-primary-rgb);
  --primary-2-rgb: var(--site-primary-2-rgb);
  --bg: #f5f7fa;
  --bg-2: #ffffff;
  --text: #1f2937;
  --text-sub: #5b6472;
  --radius: 16px;
  --green: #1e9e63;
  --orange: #e4a325;
  --gray: #8a93a6;
  --border: #e9edf3;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(var(--primary-rgb), 0.10), transparent 60%),
    radial-gradient(1000px 500px at 100% 0%, rgba(var(--primary-2-rgb), 0.10), transparent 55%),
    var(--bg);
  min-height: 100vh;
  transition: background .3s, color .3s;
}

[data-theme="dark"] {
  --bg: #0b0f1a;
  --bg-2: #141a29;
  --text: #e8edf8;
  --text-sub: #9aa6bd;
  --green: #34c47e;
  --orange: #f0b94a;
  --gray: #7e8aa3;
  --border: rgba(255, 255, 255, 0.10);
}
[data-theme="dark"] body {
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(var(--primary-rgb), 0.16), transparent 60%),
    radial-gradient(1000px 500px at 100% 0%, rgba(var(--primary-2-rgb), 0.14), transparent 55%),
    var(--bg);
}
[data-theme="dark"] .card { background: var(--bg-2); border-color: var(--border); }
[data-theme="dark"] .portal__search,
[data-theme="dark"] .portal__chip { background: var(--bg-2); border-color: var(--border); color: var(--text-sub); }

/* ---- 文档中心头部 ---- */
.portal__head { margin: 18px 0 26px; }
.portal__hero-title { font-size: 32px; font-weight: 700; margin: 0 0 8px; letter-spacing: -.3px; }
.portal__hero-sub { font-size: 15px; color: var(--text-sub); margin: 0; }

.portal {
  max-width: 1120px;
  margin: 0 auto;
  padding: 56px 24px 24px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
#portal-mount { flex: 1; }

/* ---- 顶栏 ---- */
.portal__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
.portal__brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.portal__logo {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 10px 26px rgba(var(--primary-rgb), 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 20px;
}
.portal__title { font-size: 24px; font-weight: 700; letter-spacing: .3px; }
.portal__sub { font-size: 13px; color: var(--text-sub); margin-top: 2px; }
/* ---- 仓库源码：下拉按钮 ---- */
.portal__repo { position: relative; display: inline-block; z-index: 50; }
.portal__repo-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid #e3e7ee;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, transform .15s, box-shadow .15s;
}
.portal__repo-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(20, 26, 40, .12);
  background: #f8f9fb;
}
.portal__repo-caret {
  width: 14px;
  height: 14px;
  color: currentColor;
  transition: transform .2s;
}
.portal__repo.open .portal__repo-caret { transform: rotate(180deg); }
.portal__repo-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 150px;
  background: #fff;
  border: 1px solid #e6e9f0;
  border-radius: 10px;
  box-shadow: 0 12px 30px rgba(20, 26, 38, .18);
  padding: 6px;
  display: none;
  z-index: 60;
}
.portal__repo.open .portal__repo-menu { display: block; }
/* 桥接触发区与下拉菜单之间的空隙，防止移入子项时提前收起 */
.portal__repo-menu::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 10px;
}
.portal__repo-menu a {
  display: block;
  padding: 9px 12px;
  border-radius: 8px;
  color: #2b3340;
  text-decoration: none;
  font-size: 14px;
}
.portal__repo-menu a:hover { background: #f3f5f9; }

/* ---- 底部版权 ---- */
.portal__footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #e9edf3;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  justify-content: space-between;
  color: var(--gray);
  font-size: 13px;
}
.portal__footer-links a {
  color: var(--text-sub);
  text-decoration: none;
  margin-left: 14px;
}
.portal__footer-links a:first-child { margin-left: 0; }
.portal__footer-links a:hover { color: var(--primary); }

.portal__divider {
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), transparent);
  margin: 18px 0 26px;
}

/* ---- 搜索/筛选 ---- */
.portal__bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 26px;
}
.portal__search {
  flex: 1;
  min-width: 220px;
  padding: 11px 15px;
  border-radius: 11px;
  border: 1px solid #e3e7ee;
  font-size: 14px;
  outline: none;
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.portal__search:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .15); }
.portal__filters { display: flex; gap: 8px; }
.portal__chip {
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid #e3e7ee;
  background: #fff;
  color: var(--text-sub);
  font-size: 13px;
  cursor: pointer;
  transition: all .15s;
}
.portal__chip.active, .portal__chip:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  border-color: transparent;
}

/* ---- 分组 ---- */
.portal__group { margin-bottom: 34px; }
.portal__group-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-sub);
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.portal__group-title::before {
  content: '';
  width: 4px;
  height: 15px;
  border-radius: 3px;
  background: linear-gradient(var(--primary), var(--primary-2));
}

/* ---- 卡片网格 ---- */
.portal__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}
.card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid #e9edf3;
  border-radius: var(--radius);
  padding: 22px 22px 20px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(135deg, rgba(var(--primary-rgb), .5), transparent 60%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .2s;
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(20, 26, 40, .14);
}
.card:hover::after { opacity: 1; }

.card__head { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.card__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  background-size: 160% 160%;
  transition: background-position .6s;
}
.card:hover .card__icon { background-position: 100% 0; }
.card__name { font-size: 18px; font-weight: 600; }
.card__meta { display: flex; gap: 8px; margin-top: 4px; }
.card__desc { color: var(--text-sub); font-size: 13.5px; line-height: 1.6; min-height: 44px; }
.card__tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 14px; }
.card__tag {
  font-size: 11.5px;
  color: var(--primary-deep);
  background: rgba(var(--primary-rgb), .1);
  border-radius: 6px;
  padding: 3px 8px;
}
.card__enter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.card__enter .arrow { transition: transform .2s; }
.card:hover .card__enter .arrow { transform: translateX(4px); }

/* ---- 徽章 ---- */
.badge {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
}
.badge--active { color: var(--green); background: rgba(30, 158, 99, .12); }
.badge--wip { color: var(--orange); background: rgba(228, 163, 37, .14); }
.badge--deprecated { color: var(--gray); background: rgba(138, 147, 166, .14); }
.badge--ver { color: var(--primary-deep); background: rgba(var(--primary-rgb), .1); }

.portal__hint { color: var(--gray); font-size: 12.5px; margin-top: 26px; text-align: center; }