/* ═══════════════════════════════════════════════════════════
   forums.css — Learn Ahom community forums
═══════════════════════════════════════════════════════════ */
.fo-page{background:var(--bg-main);min-height:calc(100vh - 132px)}
.fo-hero{background:var(--bg-card);border-bottom:1px solid var(--border);padding:28px 0;max-width: 1200px;
    margin: auto;}
.fo-hero-inner{max-width:1100px;margin:0 auto;padding:0 20px;display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.fo-eyebrow{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:6px;display:flex;align-items:center;gap:8px}
.fo-eyebrow::before{content:'';width:16px;height:2px;background:var(--accent);border-radius:2px}
.fo-h1{font-size:clamp(20px,3.5vw,28px);font-weight:700;color:var(--text-main);margin-bottom:4px;letter-spacing:-.01em}
.fo-sub{font-size:13px;color:var(--text-muted);margin:0}
.fo-new-btn{display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;font-size:13px;font-weight:600;padding:9px 18px;border-radius:8px;text-decoration:none;transition:background 150ms;flex-shrink:0}
.fo-new-btn:hover{background:var(--accent-soft);color:#fff}
.fo-new-btn-ghost{background:var(--bg-soft);color:var(--text-muted);border:1px solid var(--border)}
.fo-new-btn-ghost:hover{background:var(--bg-hover);color:var(--text-main)}
.fo-layout{max-width:1100px;margin:0 auto;padding:24px 20px 60px;display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start}
.fo-sidebar{display:flex;flex-direction:column;gap:14px;position:sticky;top:20px}
.fo-sidebar-section{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:4px}
.fo-sidebar-label{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px}
.fo-sort-btn{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-soft);padding:7px 10px;border-radius:6px;text-decoration:none;transition:background 130ms,color 130ms}
.fo-sort-btn:hover{background:var(--bg-hover);color:var(--text-main)}
.fo-sort-btn.active{background:rgba(59,130,246,.1);color:var(--accent);font-weight:600}
.fo-cat-btn{font-size:13px;color:var(--text-soft);padding:6px 10px;border-radius:6px;text-decoration:none;transition:background 130ms,color 130ms;display:block}
.fo-cat-btn:hover{background:var(--bg-hover);color:var(--text-main)}
.fo-cat-btn.active{background:rgba(59,130,246,.1);color:var(--accent);font-weight:600}
.fo-rules-card{gap:8px!important}
.fo-rule{display:flex;align-items:flex-start;gap:9px;font-size:12px;color:var(--text-muted);line-height:1.5}
.fo-rule-num{width:18px;height:18px;border-radius:50%;background:var(--bg-soft);border:1px solid var(--border);font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--accent)}
.fo-main{min-width:0;display:flex;flex-direction:column;gap:12px}
.fo-pinned-section{display:flex;flex-direction:column;gap:4px}
.fo-pinned-card{display:flex;align-items:center;gap:8px;background:rgba(59,130,246,.05);border:1px solid rgba(59,130,246,.15);border-radius:8px;padding:9px 14px;text-decoration:none;transition:background 140ms}
.fo-pinned-card:hover{background:rgba(59,130,246,.1)}
.fo-pinned-title{flex:1;font-size:13px;font-weight:500;color:var(--text-main);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fo-pinned-meta{font-size:11px;color:var(--text-muted);flex-shrink:0}
.fo-tabs{display:flex;align-items:center;gap:4px;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:6px 8px}
.fo-tab{padding:6px 14px;border-radius:7px;font-size:13px;font-weight:500;color:var(--text-muted);text-decoration:none;transition:background 130ms,color 130ms}
.fo-tab:hover{background:var(--bg-hover);color:var(--text-main)}
.fo-tab.active{background:var(--accent);color:#fff;font-weight:600}
.fo-tabs-right{margin-left:auto;font-size:12px;color:var(--text-muted)}
.fo-post-card{display:flex;gap:0;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;overflow:hidden;transition:border-color 160ms,box-shadow 160ms;
    margin-bottom: 14px;}
.fo-post-card:hover{border-color:var(--accent);box-shadow:0 4px 16px rgba(0,0,0,.15)}
.fo-post-votes{display:flex;flex-direction:column;align-items:center;gap:4px;padding:14px 12px;background:var(--bg-soft);border-right:1px solid var(--border);width:52px;flex-shrink:0}
.fo-heart-btn{width:32px;height:32px;border-radius:50%;border:none;background:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background 140ms,color 140ms,transform 120ms}
.fo-heart-btn:hover{background:rgba(239,68,68,.1);color:#f87171;transform:scale(1.15)}
.fo-heart-btn.is-hearted{color:#f87171}
.fo-heart-btn.is-hearted svg path{fill:#f87171;stroke:#f87171}
.fo-heart-btn:disabled{cursor:not-allowed;opacity:.45}
.fo-heart-count{font-size:12px;font-weight:700;color:var(--text-muted)}
.fo-post-content{flex:1;min-width:0;padding:14px 16px;display:flex;flex-direction:column;gap:6px}
.fo-post-meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:11px;color:var(--text-muted)}
.fo-post-cat{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.15);border-radius:4px;padding:1px 7px;text-decoration:none}
.fo-post-cat:hover{background:rgba(59,130,246,.15)}
.fo-post-author{display:flex;align-items:center;gap:5px;color:var(--text-soft);text-decoration:none;font-weight:500;transition:color 140ms}
.fo-post-author:hover{color:var(--accent)}
.fo-author-avatar{width:16px;height:16px;border-radius:50%;object-fit:cover;border:1px solid var(--border)}
.fo-post-dot{opacity:.35}
.fo-post-time{color:var(--text-muted)}
.fo-pin-badge{font-size:9px;font-weight:700;background:rgba(59,130,246,.1);color:var(--accent);border:1px solid rgba(59,130,246,.2);border-radius:4px;padding:1px 6px;letter-spacing:.05em;text-transform:uppercase}
.fo-lock-badge{font-size:9px;font-weight:700;background:rgba(245,158,11,.1);color:#f59e0b;border:1px solid rgba(245,158,11,.2);border-radius:4px;padding:1px 6px}
.fo-flair{font-size:10px;font-weight:600;background:rgba(139,92,246,.1);color:#a78bfa;border:1px solid rgba(139,92,246,.2);border-radius:4px;padding:1px 7px}
.fo-post-title{font-size:15px;font-weight:600;color:var(--text-main);text-decoration:none;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color 140ms}
.fo-post-title:hover{color:var(--accent)}
.fo-post-excerpt{font-size:13px;color:var(--text-muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.fo-post-img-wrap{display:block;margin:4px 0}
.fo-post-img-preview{max-height:220px;width:auto;max-width:100%;border-radius:8px;border:1px solid var(--border);object-fit:cover;display:block}
.fo-post-footer{display:flex;align-items:center;gap:12px;margin-top:4px}
.fo-post-action{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:500;color:var(--text-muted);background:none;border:none;cursor:pointer;font-family:inherit;padding:4px 8px;border-radius:5px;text-decoration:none;transition:background 130ms,color 130ms}
.fo-post-action:hover{background:var(--bg-hover);color:var(--text-main)}
.fo-empty{display:flex;flex-direction:column;align-items:center;gap:12px;padding:80px 20px;text-align:center;color:var(--text-muted);background:var(--bg-card);border:1px solid var(--border);border-radius:10px}
.fo-empty svg{opacity:.3}
.fo-empty p{font-size:14px}
.fo-empty a{color:var(--accent);text-decoration:none;font-weight:500}
.fo-pagination{display:flex;align-items:center;justify-content:center;gap:6px}
.fo-page-btn{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;padding:0 10px;border-radius:7px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-muted);font-size:13px;font-weight:500;text-decoration:none;transition:background 140ms,color 140ms,border-color 140ms}
.fo-page-btn:hover{background:var(--bg-hover);color:var(--text-main)}
.fo-page-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}
.fo-share-toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(10px);background:var(--bg-soft);border:1px solid var(--border);border-radius:8px;padding:9px 18px;font-size:13px;color:var(--text-main);box-shadow:0 6px 20px rgba(0,0,0,.3);opacity:0;pointer-events:none;transition:opacity 200ms,transform 200ms;z-index:2000}
.fo-share-toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}

/* SINGLE POST */
.fp-page{max-width:860px;margin:0 auto;padding:24px 16px 80px;display:grid;grid-template-columns:52px 1fr;gap:0;align-items:start}
.fp-votes{display:flex;flex-direction:column;align-items:center;gap:6px;padding:18px 12px 0;position:sticky;top:20px}
.fp-heart-btn{width:36px;height:36px;border-radius:50%;border:none;background:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background 140ms,color 140ms,transform 120ms}
.fp-heart-btn:hover{background:rgba(239,68,68,.1);color:#f87171;transform:scale(1.15)}
.fp-heart-btn.is-hearted{color:#f87171}
.fp-heart-btn.is-hearted svg path{fill:#f87171;stroke:#f87171}
.fp-heart-count{font-size:13px;font-weight:700;color:var(--text-muted)}
.fp-main{min-width:0;padding:18px 0 0 4px}
.fp-back{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted);text-decoration:none;margin-bottom:16px;padding:4px 8px;border-radius:6px;transition:color 140ms,background 140ms}
.fp-back:hover{color:var(--accent);background:var(--bg-hover)}
.fp-meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:11px;color:var(--text-muted);margin-bottom:12px}
.fp-author{display:flex;align-items:center;gap:6px;text-decoration:none;color:var(--text-soft);font-weight:600;font-size:13px;transition:color 140ms}
.fp-author:hover{color:var(--accent)}
.fp-author-avatar{width:22px;height:22px;border-radius:50%;object-fit:cover;border:1px solid var(--border)}
.fp-dot{opacity:.35}
.fp-cat{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.15);border-radius:4px;padding:1px 7px;text-decoration:none}
.fp-flair{font-size:10px;font-weight:600;background:rgba(139,92,246,.1);color:#a78bfa;border:1px solid rgba(139,92,246,.2);border-radius:4px;padding:1px 7px}
.fp-title{font-size:clamp(18px,3.5vw,26px);font-weight:700;color:var(--text-main);line-height:1.3;letter-spacing:-.01em;margin-bottom:16px}
.fp-post-img{width:100%;max-height:500px;object-fit:contain;border-radius:10px;border:1px solid var(--border);background:#000;display:block;margin-bottom:16px}
.fp-body{font-size:15px;line-height:1.8;color:var(--text-soft);margin-bottom:20px;word-wrap:break-word}
.fp-body p{margin:0 0 16px}
.fp-body h2{font-size:18px;font-weight:700;color:var(--text-main);margin:24px 0 10px}
.fp-body h3{font-size:16px;font-weight:600;color:var(--text-main);margin:20px 0 8px}
.fp-body blockquote{border-left:3px solid var(--accent);padding:8px 16px;background:var(--bg-soft);border-radius:0 6px 6px 0;margin:16px 0;font-style:italic;color:var(--text-muted)}
.fp-body code{background:var(--bg-soft);padding:2px 6px;border-radius:4px;font-family:monospace;font-size:13px}
.fp-body pre{background:var(--bg-soft);padding:14px;border-radius:8px;overflow-x:auto;margin:12px 0}
.fp-body a{color:var(--accent);text-decoration:underline}
.fp-body ul,.fp-body ol{padding-left:22px;margin:0 0 16px}
.fp-link-card{display:flex;align-items:center;gap:12px;background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;padding:14px;margin-bottom:16px;text-decoration:none;color:var(--text-main);transition:border-color 140ms,background 140ms}
.fp-link-card:hover{border-color:var(--accent);background:var(--bg-hover)}
.fp-link-icon{width:36px;height:36px;border-radius:8px;background:rgba(59,130,246,.1);display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0}
.fp-link-url{font-size:13px;color:var(--accent);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fp-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.fp-action-btn{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--text-muted);background:var(--bg-soft);border:1px solid var(--border);border-radius:7px;padding:6px 12px;cursor:pointer;font-family:inherit;text-decoration:none;transition:background 140ms,color 140ms,border-color 140ms}
.fp-action-btn:hover{background:var(--bg-hover);color:var(--text-main)}
.fp-comments-section{display:flex;flex-direction:column;gap:14px}
.fp-comments-header{font-size:14px;font-weight:700;color:var(--text-main);display:flex;align-items:center;gap:10px}
.fp-comments-header::after{content:'';flex:1;height:1px;background:var(--border)}
.fp-comment-form{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;overflow:hidden;margin-bottom:6px}
.fp-comment-textarea{width:100%;min-height:90px;padding:14px 16px;background:none;border:none;outline:none;resize:none;font-size:14px;color:var(--text-main);font-family:inherit;line-height:1.65}
.fp-comment-textarea::placeholder{color:var(--text-muted);opacity:.6}
.fp-comment-footer{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:8px 12px;border-top:1px solid var(--border);background:var(--bg-soft)}
.fp-comment-count{font-size:11px;color:var(--text-muted);margin-right:auto}
.fp-comment-btn{background:var(--accent);color:#fff;border:none;border-radius:7px;padding:7px 16px;font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;transition:background 150ms}
.fp-comment-btn:hover{background:var(--accent-soft)}
.fp-comment-btn:disabled{opacity:.4;cursor:not-allowed}
.fp-comment{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}
.fp-comment:last-child{border-bottom:none}
.fp-comment-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;border:1px solid var(--border);flex-shrink:0}
.fp-comment-body{flex:1;min-width:0}
.fp-comment-meta{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-muted);margin-bottom:5px;flex-wrap:wrap}
.fp-comment-author{font-weight:600;color:var(--text-soft);text-decoration:none;font-size:12px}
.fp-comment-author:hover{color:var(--accent)}
.fp-comment-time{font-size:11px;color:var(--text-muted)}
.fp-comment-text{font-size:14px;color:var(--text-soft);line-height:1.65}
.fp-locked-notice{display:flex;align-items:center;gap:10px;background:var(--bg-soft);border:1px solid var(--border);border-radius:8px;padding:12px 16px;font-size:13px;color:var(--text-muted)}

/* RESPONSIVE */
@media(max-width:860px){.fo-layout{grid-template-columns:1fr}.fo-sidebar{position:static}}
@media(max-width:600px){.fo-hero-inner{flex-direction:column;align-items:flex-start}.fo-post-card{flex-direction:column}.fo-post-votes{flex-direction:row;width:100%;padding:10px 14px;border-right:none;border-bottom:1px solid var(--border);gap:8px}.fo-post-content{padding:12px 14px}.fp-page{grid-template-columns:1fr}.fp-votes{flex-direction:row;position:static;padding:0 0 14px;border-bottom:1px solid var(--border);margin-bottom:4px}.fp-main{padding:0}}