:root {
  --bg: #f2f2f5;
  --card: #fff;
  --line: #e6e6e6;
  --text: #1f1f1f;
  --muted: #808080;
  --brand: #ff8200;
}
* { box-sizing: border-box; }
html, body { width: 100%; overflow-x: hidden; }
body { margin:0; font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif; color:var(--text); }
.wb-body { background: var(--bg); }
.wb-inner { max-width: 1100px; margin: 0 auto; padding: 0 14px; width: 100%; }
.wb-topbar { background:#fff; border-bottom:1px solid var(--line); position:sticky; top:0; z-index:5; }
.wb-topbar .wb-inner { display:flex; justify-content:space-between; align-items:center; height:56px; }
.wb-logo { color: var(--brand); font-weight:800; font-size:24px; }
.wb-auth { display:flex; align-items:center; gap:10px; position:relative; }
.avatar-trigger { border:none; background:transparent; padding:0; cursor:pointer; display:flex; align-items:center; }
.avatar-sm { width:28px; height:28px; border-radius:50%; object-fit:cover; border:1px solid var(--line); }
.avatar-lg { width:72px; height:72px; border-radius:50%; object-fit:cover; border:1px solid var(--line); background:#f8f8f8; }
.profile-top { display:flex; gap:12px; align-items:flex-start; }
.user-pop { position:absolute; top:40px; right:0; background:#fff; border:1px solid var(--line); border-radius:10px; min-width:120px; box-shadow:0 8px 24px rgba(0,0,0,.12); overflow:hidden; z-index:20; }
.user-pop-item { border:none; background:#fff; padding:10px 12px; text-align:left; cursor:pointer; }
.user-pop-item:hover { background:#f8f8f8; }
.user-pop-item.danger { color:#b42318; }
.wb-hero {
  height: 33vh;
  min-height: 220px;
  max-height: 420px;
  background:
    linear-gradient(rgba(0,0,0,.30), rgba(0,0,0,.30)),
    url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=2000&q=80') center/cover no-repeat;
  display:flex;
  align-items:center;
}
.hero-content {
  color:#fff;
  text-align:center;
  width:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
}
.hero-content h1 { margin:0; font-size:34px; }
.hero-content p { margin:6px 0 0; opacity:.95; }

.wb-main { display:grid; grid-template-columns: 220px 1fr 240px; gap:14px; margin-top:14px; align-items:start; }
.wb-center { min-width: 0; }
.card { background:var(--card); border:1px solid var(--line); border-radius:10px; padding:14px; min-width:0; }
.post { position: relative; overflow: visible; }
.post.pinned { padding-top: 30px; }
.btn { border:1px solid var(--line); background:#fff; border-radius:20px; padding:7px 14px; cursor:pointer; }
.btn.primary { background:var(--brand); color:#fff; border-color:var(--brand); }
.small { font-size:12px; }
.muted { color: var(--muted); }
.feed { display:grid; gap:10px; margin-top:10px; }
.post-head { display:flex; flex-direction:column; gap:3px; }
.post-head.with-avatar { flex-direction:row; align-items:center; gap:10px; }
.post-head.with-avatar > .post-meta { display:flex; flex-direction:column; gap:3px; }
.post-admin { margin-left:auto; position:relative; }
.admin-dots { border:none; background:transparent; font-size:22px; line-height:1; color:#666; cursor:pointer; padding:2px 6px; border-radius:8px; }
.admin-dots:hover { background:#f5f5f5; }
.admin-menu { position:absolute; right:0; top:28px; background:#fff; border:1px solid var(--line); border-radius:10px; min-width:110px; box-shadow:0 8px 20px rgba(0,0,0,.12); overflow:hidden; z-index:30; }
.admin-menu-item { width:100%; text-align:left; border:none; background:#fff; padding:9px 12px; cursor:pointer; }
.admin-menu-item:hover { background:#f8f8f8; }
.admin-menu-item.danger { color:#b42318; }
.post-content { margin:8px 0 0; white-space:pre-wrap; line-height:1.6; word-break: break-word; overflow-wrap: anywhere; }
.repost-ref { margin-top:8px; background:#fafafa; border:1px solid var(--line); border-radius:8px; padding:8px; color:#555; }
.pin-corner {
  position: absolute;
  top: 8px;
  left: 10px;
  height: 20px;
  min-width: 66px;
  padding: 0 9px 0 7px;
  background: #ff9500;
  color: #111;
  font-weight: 700;
  font-size: 11px;
  line-height: 20px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
  box-shadow: 0 2px 6px rgba(0,0,0,.16);
  z-index: 2;
}
.pin-corner img {
  width: 10px;
  height: 10px;
  display: block;
}
.post-tools { display:flex; gap:8px; margin-top:10px; flex-wrap:wrap; }
.tool-btn { border:1px solid var(--line); background:#fff; border-radius:14px; padding:5px 10px; font-size:12px; cursor:pointer; }
.tool-btn.active { border-color:var(--brand); color:var(--brand); }
.tool-btn.disabled { color:#b8b8b8; cursor:not-allowed; }
.tool-btn.danger { border-color:#f2c7c7; color:#b42318; }
.comment-box { margin-top:8px; }
.comments { margin-top:10px; display:grid; gap:8px; }
.comment-item { background:#fafafa; border:1px solid var(--line); border-radius:8px; padding:8px; }
.actions { display:flex; gap:10px; margin-top:8px; }
textarea,input { width:100%; border:1px solid var(--line); border-radius:8px; padding:10px; font-size:14px; }
.rank-list { margin:8px 0 0; padding-left:16px; color:#444; }

body.modal-open { overflow: hidden; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .2s ease;
  z-index: 1000;
}
.modal.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.modal-card {
  width:min(420px,92vw);
  background:#fff;
  border-radius:10px;
  padding:16px;
  border:1px solid var(--line);
  position: relative;
  z-index: 1001;
}
.auth-tabs { display:flex; gap:8px; margin-bottom:10px; }
.tab { flex:1; border:1px solid var(--line); background:#fff; padding:8px 10px; border-radius:8px; cursor:pointer; }
.tab.active { background:var(--brand); color:#fff; border-color:var(--brand); }
.auth-form { display:grid; gap:8px; }
.auth-form label { font-size:13px; color:#555; }
.auth-main-btn { width:100%; margin-top:2px; }
.auth-sub-btn { width:100%; border-style:dashed; color:#666; }
.close-btn {
  position:absolute;
  top:10px;
  right:12px;
  border:none;
  background:transparent;
  font-size:22px;
  line-height:1;
  color:#999;
  cursor:pointer;
}
.close-btn:hover { color:#333; }

.wb-footer { text-align:center; color:#8b8b8b; font-size:12px; padding:18px 0 24px; }

@media (max-width: 980px){
  .wb-main { grid-template-columns: 1fr; }
  .wb-left, .wb-right { display:none; }
}