/* ============================================================================
   ForumHub — Reddit-style design system (shared across forum pages)
   ========================================================================== */
:root{
  --orange:#ff4500; --blue:#0079d3; --up:#ff4500; --down:#7193ff;
  --bg:#f6f7f8; --card:#ffffff; --ink:#1a1a1b; --muted:#7c7c83; --faint:#a8aab0;
  --line:#e6e7e9; --line2:#eef0f2; --hover:#f2f4f5; --chip:#eef1f3;
  --font:'IBM Plex Sans','Segoe UI',-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}

/* ---- Top bar ---- */
.rd-top{position:sticky;top:0;z-index:200;height:56px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:0 16px;}
.rd-logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.25rem;color:var(--ink);flex-shrink:0;}
.rd-logo .snoo{width:30px;height:30px;border-radius:50%;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1rem;}
.rd-logo .word{color:var(--orange);letter-spacing:-.5px;}
.rd-search{flex:1;max-width:640px;position:relative;}
.rd-search input{width:100%;height:40px;border-radius:20px;border:1px solid var(--line);background:var(--bg);padding:0 16px 0 42px;font-size:.92rem;outline:none;}
.rd-search input:focus{background:#fff;border-color:var(--blue);}
.rd-search .mag{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--muted);}
.rd-top-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.rd-create{display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px;border-radius:18px;background:transparent;border:none;color:var(--ink);font-weight:600;font-size:.9rem;}
.rd-create:hover{background:var(--hover);}
.rd-uav{width:34px;height:34px;border-radius:50%;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;}
.rd-top-right .lnk{font-size:.85rem;color:var(--muted);}
.rd-top-right .lnk:hover{color:var(--ink);}

/* ---- Notifications bell + unread badges ---- */
.rd-iconbtn{position:relative;width:38px;height:38px;border-radius:50%;border:none;background:transparent;
            color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer;}
.rd-iconbtn:hover{background:var(--hover);}
.rd-badge{position:absolute;top:2px;right:2px;min-width:16px;height:16px;padding:0 4px;border-radius:8px;
          background:var(--orange);color:#fff;font-size:.66rem;font-weight:800;line-height:16px;text-align:center;
          box-shadow:0 0 0 2px #fff;}
.rd-badge.inline{position:static;box-shadow:none;display:inline-block;vertical-align:middle;margin-left:3px;}
.rd-msg-lnk{display:inline-flex;align-items:center;}
.rd-bell-wrap{position:relative;display:flex;align-items:center;}
.rd-notif-menu{position:absolute;top:46px;right:0;width:340px;max-height:440px;overflow:hidden;background:#fff;
               border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 28px rgba(0,0,0,.16);
               display:none;flex-direction:column;z-index:300;}
.rd-notif-menu.open{display:flex;}
.rd-notif-head{padding:12px 16px;font-weight:800;font-size:.95rem;border-bottom:1px solid var(--line);}
.rd-notif-body{overflow-y:auto;}
.rd-notif-item{display:flex;gap:10px;padding:11px 14px;border-bottom:1px solid var(--line2);color:var(--ink);}
.rd-notif-item:hover{background:var(--hover);}
.rd-notif-txt{display:flex;flex-direction:column;font-size:.84rem;line-height:1.35;min-width:0;}
.rd-notif-ctx{color:var(--muted);font-weight:600;}
.rd-notif-body-snip{color:var(--muted);font-size:.8rem;margin-top:2px;overflow:hidden;text-overflow:ellipsis;
                    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.rd-notif-when{color:var(--faint);font-size:.72rem;margin-top:3px;}
.rd-notif-empty{padding:26px 16px;text-align:center;color:var(--muted);font-size:.86rem;}

/* ---- Shell / 3-col grid ---- */
.rd-shell{display:grid;grid-template-columns:270px minmax(0,740px) 312px;gap:24px;justify-content:center;padding:20px 16px;max-width:1400px;margin:0 auto;align-items:start;}
@media(max-width:1200px){.rd-shell{grid-template-columns:250px minmax(0,1fr);}. rd-right{display:none;}}
@media(max-width:900px){.rd-shell{grid-template-columns:1fr;}.rd-left{display:none;}}

/* ---- Left nav rail ---- */
.rd-left{position:sticky;top:76px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;max-height:calc(100vh - 96px);overflow-y:auto;}
.rd-navitem{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--ink);}
.rd-navitem:hover{background:var(--hover);}
.rd-navitem.active{background:var(--chip);font-weight:700;}
.rd-navitem .ic{width:20px;text-align:center;color:var(--muted);}
.rd-sec{font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:12px 12px 6px;}
.rd-divider{height:1px;background:var(--line2);margin:6px 4px;}
.rd-comm{display:flex;align-items:center;gap:10px;padding:7px 12px;border-radius:8px;font-size:.86rem;}
.rd-comm:hover{background:var(--hover);}
.rd-comm .cnt{margin-left:auto;font-size:.7rem;color:var(--faint);}

/* avatars */
.av{border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;flex-shrink:0;background:#888;}
.av.sm{width:24px;height:24px;font-size:.7rem;}
.av.md{width:32px;height:32px;font-size:.8rem;}
.av.lg{width:40px;height:40px;font-size:.95rem;}

/* ---- Feed ---- */
.rd-feed{min-width:0;}
.rd-sortbar{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 12px;margin-bottom:16px;}
.rd-sortbar a{padding:6px 12px;border-radius:16px;font-size:.85rem;font-weight:600;color:var(--muted);}
.rd-sortbar a:hover{background:var(--hover);color:var(--ink);}
.rd-sortbar a.active{background:var(--chip);color:var(--ink);}
.rd-sortbar .sp{flex:1;}

/* Post card */
.postcard{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:12px;transition:border-color .1s;}
.postcard:hover{border-color:#c9ccd1;}
.pc-head{display:flex;align-items:center;gap:8px;font-size:.78rem;color:var(--muted);margin-bottom:8px;}
.pc-head .sub{font-weight:700;color:var(--ink);}
.pc-head .sub:hover{color:var(--blue);}
.pc-head .dot{color:var(--faint);}
.pc-head .join{margin-left:auto;}
.btn-join{border:1px solid var(--blue);background:var(--blue);color:#fff;font-weight:700;font-size:.78rem;padding:5px 14px;border-radius:16px;}
.btn-join:hover{background:#0068b8;}
.btn-join.joined{background:#fff;color:var(--ink);border-color:var(--line);}
.pc-title{font-size:1.12rem;font-weight:600;line-height:1.3;margin-bottom:8px;color:var(--ink);}
.pc-title:hover{color:var(--ink);}
.pc-body{font-size:.9rem;color:#333;line-height:1.5;max-height:150px;overflow:hidden;position:relative;margin-bottom:8px;white-space:pre-wrap;}
.pc-body.clamp::after{content:'';position:absolute;bottom:0;left:0;right:0;height:40px;background:linear-gradient(transparent,#fff);}
.pc-media{margin:8px 0;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#000;display:flex;justify-content:center;}
.pc-media img{max-width:100%;max-height:520px;display:block;}
.pc-link{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin:8px 0;background:var(--bg);}
.pc-link .lk-ic{width:34px;height:34px;border-radius:8px;background:var(--chip);display:flex;align-items:center;justify-content:center;color:var(--blue);}
.pc-link .lk-url{font-size:.82rem;color:var(--blue);word-break:break-all;}
.pc-actions{display:flex;align-items:center;gap:8px;margin-top:4px;}
.vote-pill{display:inline-flex;align-items:center;gap:4px;background:var(--bg);border-radius:18px;padding:2px 4px;}
.vote-pill button{border:none;background:none;color:var(--muted);width:28px;height:28px;border-radius:50%;font-size:.9rem;display:flex;align-items:center;justify-content:center;}
.vote-pill button.up:hover{color:var(--up);background:#ffe9e0;}
.vote-pill button.down:hover{color:var(--down);background:#e3e9ff;}
.vote-pill button.up.active{color:var(--up);}
.vote-pill button.down.active{color:var(--down);}
.vote-pill .score{font-weight:700;font-size:.82rem;min-width:26px;text-align:center;color:var(--ink);}
.act-pill{display:inline-flex;align-items:center;gap:6px;background:var(--bg);border-radius:18px;padding:7px 12px;font-size:.8rem;font-weight:600;color:var(--muted);border:none;}
.act-pill:hover{background:var(--hover);color:var(--ink);}
.flair{background:var(--chip);color:var(--muted);font-size:.68rem;font-weight:700;padding:1px 8px;border-radius:10px;}

/* ---- Right sidebar widgets ---- */
.rd-right{position:sticky;top:76px;display:flex;flex-direction:column;gap:16px;}
.widget{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;}
.widget-h{padding:12px 16px;font-size:.72rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line2);}
.widget-h a{color:var(--blue);font-size:.72rem;}
.widget-b{padding:6px 8px;}
.widget-pad{padding:14px 16px;font-size:.86rem;color:#333;line-height:1.5;}
.rp-item{display:block;padding:8px;border-radius:8px;}
.rp-item:hover{background:var(--hover);}
.rp-sub{font-size:.72rem;color:var(--muted);display:flex;align-items:center;gap:6px;}
.rp-title{font-size:.86rem;font-weight:600;line-height:1.3;margin:3px 0;color:var(--ink);}
.rp-meta{font-size:.72rem;color:var(--faint);}
.about-stat{display:flex;justify-content:space-between;padding:8px 0;border-top:1px solid var(--line2);font-size:.85rem;}
.about-stat:first-child{border-top:none;}
.about-stat b{font-weight:700;}

/* ---- Generic content page (submit/search/profile/auth) ---- */
.rd-page{max-width:760px;margin:20px auto;padding:0 16px;}
.rd-panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;}
.rd-panel h1{font-size:1.2rem;font-weight:700;margin-bottom:16px;}
.rd-field{margin-bottom:14px;}
.rd-field label{display:block;font-size:.8rem;font-weight:700;color:var(--muted);margin-bottom:5px;}
.rd-field input,.rd-field select,.rd-field textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:.92rem;font-family:inherit;outline:none;background:#fff;}
.rd-field input:focus,.rd-field textarea:focus,.rd-field select:focus{border-color:var(--blue);}
.rd-btn{display:inline-block;background:var(--orange);color:#fff;border:none;font-weight:700;font-size:.9rem;padding:9px 20px;border-radius:20px;}
.rd-btn:hover{background:#e03d00;}
.rd-btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line);}
.rd-btn.blue{background:var(--blue);} .rd-btn.blue:hover{background:#0068b8;}
.rd-err{background:#fdecea;border:1px solid #f5b8ab;color:#b1300a;padding:9px 12px;border-radius:8px;font-size:.85rem;margin-bottom:12px;}
.rd-auth-wrap{min-height:calc(100vh - 56px);display:flex;align-items:center;justify-content:center;padding:24px;}
.rd-auth{width:100%;max-width:400px;}
.rd-empty{text-align:center;color:var(--faint);padding:40px;}