:root {
  --bg: #f4f1ea;
  --ink: #1c1917;
  --muted: #78716c;
  --card: #fffdf8;
  --line: #e7e0d4;
  --accent: #0f766e;
  --accent-ink: #ecfdf5;
  --danger: #b91c1c;
  --ok: #047857;
  --shadow: 0 10px 30px rgba(28, 25, 23, .06);
  --font: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 0% 0%, #d9f3ef 0%, transparent 55%),
    radial-gradient(800px 380px at 100% 0%, #f3e8d8 0%, transparent 50%),
    var(--bg);
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { width: min(1100px, calc(100% - 28px)); margin: 0 auto; }
.top {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(244,241,234,.88);
  border-bottom: 1px solid var(--line);
}
.top-inner { display: flex; gap: 14px; align-items: center; padding: 14px 0; flex-wrap: wrap; }
.brand { font-weight: 800; font-size: 1.2rem; color: var(--ink); letter-spacing: .04em; }
.search { flex: 1; display: flex; gap: 8px; min-width: 220px; }
.search input {
  flex: 1; border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: 10px 14px; font-size: 1rem;
}
.search button, .btn {
  border: 0; border-radius: 999px; padding: 10px 16px; background: var(--accent);
  color: var(--accent-ink); font-weight: 700; cursor: pointer;
}
.btn.secondary { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.danger { background: var(--danger); color: #fff; }
.nav a { color: var(--muted); font-size: .95rem; }
.layout { display: grid; grid-template-columns: 220px 1fr; gap: 22px; padding: 22px 0 40px; }
@media (max-width: 820px) { .layout { grid-template-columns: 1fr; } }
.side {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 16px; box-shadow: var(--shadow); height: fit-content;
}
.side h3 { margin: 0 0 10px; font-size: .95rem; color: var(--muted); }
.side ul { list-style: none; margin: 0; padding: 0; }
.side a {
  display: flex; justify-content: space-between; gap: 8px;
  padding: 8px 10px; border-radius: 10px; color: var(--ink);
}
.side a.on, .side a:hover { background: #ecfdf5; text-decoration: none; }
.side span { color: var(--muted); font-size: .85rem; }
.content { min-width: 0; }
.hero {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 22px; box-shadow: var(--shadow); margin-bottom: 16px;
}
.hero h1 { margin: 0 0 8px; font-size: 1.6rem; }
.hero p { margin: 0; color: var(--muted); line-height: 1.6; }
.list { display: grid; gap: 12px; }
.card {
  display: grid; grid-template-columns: 120px 1fr; gap: 14px;
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 14px; box-shadow: var(--shadow);
}
@media (max-width: 640px) { .card { grid-template-columns: 1fr; } }
.card img.cover {
  width: 100%; height: 84px; object-fit: cover; border-radius: 12px; background: #eee;
}
.card h2 { margin: 0 0 6px; font-size: 1.1rem; }
.card h2 a { color: var(--ink); }
.meta { color: var(--muted); font-size: .85rem; margin-bottom: 6px; }
.summary { color: #44403c; line-height: 1.55; }
.article {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 22px; box-shadow: var(--shadow);
}
.article h1 { margin: 0 0 10px; }
.article .body { line-height: 1.75; font-size: 1.02rem; color: #292524; }
.content-img { max-width: 100%; border-radius: 12px; margin: 12px 0; display: block; }
.foot { color: var(--muted); padding: 10px 0 30px; font-size: .9rem; }
.flashes { margin-bottom: 12px; }
.flash { padding: 10px 12px; border-radius: 10px; margin-bottom: 8px; }
.flash.ok { background: #ecfdf5; color: var(--ok); }
.flash.error { background: #fef2f2; color: var(--danger); }
.admin-shell { max-width: 980px; margin: 0 auto; padding: 24px 14px 50px; }
.admin-shell h1 { margin-top: 0; }
.table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 12px; overflow: hidden; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.form { display: grid; gap: 12px; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.form label { display: grid; gap: 6px; font-size: .92rem; color: var(--muted); }
.form input, .form textarea, .form select {
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: inherit; color: var(--ink); background: #fff;
}
.form textarea { min-height: 220px; resize: vertical; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
@media (max-width: 640px) { .stats { grid-template-columns: 1fr; } }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.stat b { display: block; font-size: 1.6rem; }
.login-box { max-width: 420px; margin: 60px auto; }
.empty { color: var(--muted); padding: 18px; background: var(--card); border-radius: 14px; border: 1px dashed var(--line); }