:root{--bg-page:#f5f5f5;--bg-surface:#fff;--bg-surface-alt:#fafafa;--bg-hover:#f3f4f6;--bg-skeleton-1:#f5f5f5;--bg-skeleton-2:#efefef;--border-default:#e8e8e8;--border-subtle:#ececec;--text-primary:#222;--text-secondary:#666;--text-tertiary:#999;--text-disabled:#b3b3b3;--accent:#1a73e8;--focus-ring:rgba(26, 115, 232, .12);--accent-pinned:#4f46e5;--accent-pinned-bg:#eef2ff;--accent-pinned-border:#c7d2fe;--accent-sponsor:#f59e0b;--accent-sponsor-glow:rgba(245, 158, 11, .35);--danger:#c0392b;--danger-bg:#fdecea;--cta-bg:#000;--cta-text:#fff;--cta-text-muted:rgba(255, 255, 255, .4)}:root[data-theme=dark]{--bg-page:#16171a;--bg-surface:#1e2024;--bg-surface-alt:#1a1c20;--bg-hover:#2a2c31;--bg-skeleton-1:#1e2024;--bg-skeleton-2:#26282d;--border-default:#303338;--border-subtle:#2a2c30;--text-primary:#e8e9ea;--text-secondary:#9a9ca1;--text-tertiary:#75777c;--text-disabled:#55575c;--accent:#5b9dff;--focus-ring:rgba(91, 157, 255, .25);--accent-pinned:#6c63f0;--accent-pinned-bg:#232244;--accent-pinned-border:#3a3670;--accent-sponsor:#fbbf24;--accent-sponsor-glow:rgba(251, 191, 36, .4);--danger:#f2685c;--danger-bg:#3a2222;--cta-bg:#e8e9ea;--cta-text:#16171a;--cta-text-muted:rgba(22, 23, 26, .35)}:root[data-theme=transparent]{--bg-page:transparent}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;padding:16px;font-family:Arial,Helvetica,sans-serif;background:var(--bg-page)}#comment-app{max-width:800px;margin:auto}.comment-form{position:relative;margin-bottom:20px}.mention-editor{position:relative}.comment-form textarea{position:relative;width:100%;min-height:90px;border:1px solid var(--border-default);border-radius:12px;padding:14px;font:inherit;font-size:15px;line-height:1.5;resize:vertical;background:0 0;color:transparent;caret-color:var(--text-primary)}.comment-form textarea:focus{outline:0;border-color:var(--text-primary);box-shadow:0 0 0 3px var(--focus-ring)}.comment-form textarea::placeholder{color:var(--text-tertiary)}.mention-highlight-layer{position:absolute;inset:0;border:1px solid transparent;border-radius:12px;padding:14px;font:inherit;font-size:15px;line-height:1.5;white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;overflow:hidden;color:var(--text-primary);pointer-events:none}.mention-highlight-tag{background:0 0;color:var(--accent)}.btn-submit{background:var(--cta-bg);color:var(--cta-text);border:none;border-radius:8px;padding:8px 20px;font-weight:600;cursor:pointer}.comment-form-actions{display:flex;align-items:center;justify-content:space-between;margin-top:12px}.reply-actions{display:flex;align-items:center;justify-content:space-between;margin-top:8px}.reply-actions-buttons{display:flex;gap:5px}.btn-cancel-reply{background:0 0;border:1px solid var(--border-default);border-radius:8px;padding:8px 16px;font-weight:600;color:var(--text-secondary);cursor:pointer}.btn-cancel-reply:hover{background:var(--bg-hover)}.comment-toolbar{position:relative}.btn-emoji-picker{appearance:none;-webkit-appearance:none;border:1px solid var(--border-default);border-radius:8px;background:var(--bg-surface);font-size:16px;line-height:1;padding:6px 10px;cursor:pointer}.btn-emoji-picker:hover{background:var(--bg-hover)}.content-emoji-picker{position:absolute;top:100%;left:0;z-index:20;margin-top:10px;display:grid;grid-template-columns:repeat(8,1fr);gap:2px;width:272px;max-height:190px;overflow-y:auto;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:10px;padding:8px;box-shadow:0 8px 24px rgba(0,0,0,.12)}.content-emoji-picker::before{content:"";position:absolute;top:-6px;left:14px;width:10px;height:10px;background:var(--bg-surface);border-left:1px solid var(--border-default);border-top:1px solid var(--border-default);transform:rotate(45deg)}.content-emoji-picker button{appearance:none;-webkit-appearance:none;border:none;background:0 0;font-size:19px;line-height:1;padding:5px;border-radius:6px;cursor:pointer}.content-emoji-picker button:hover{background:var(--bg-hover)}.comment-label{margin-bottom:10px;font-size:20px;color:var(--text-primary)}.comment-item,.reply-item{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:14px;padding:14px 16px;margin-bottom:14px;transition:.2s}#comment-list{padding-bottom:24px}.comment-item{padding:14px 16px}.reply-item{background:var(--bg-surface-alt)}.comment-item:hover{box-shadow:0 4px 16px rgba(0,0,0,.05)}.reply-list{margin-top:14px;margin-left:28px;border-left:2px solid var(--border-subtle);padding-left:18px}.comment-header{display:flex;align-items:center;gap:10px}.comment-header a{text-decoration:none;font-weight:700}.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0;margin-top:2px;background:var(--bg-hover)}.comment-content{margin-top:8px;line-height:1.6;font-size:15px;color:var(--text-primary)}.comment-content,.comment-content *{white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}.comment-actions{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-top:12px;font-size:13px}.comment-actions button{display:inline-flex;align-items:center;gap:5px;border:none;background:0 0;color:var(--text-secondary);cursor:pointer;padding:5px 10px;border-radius:999px;font-weight:500;font-family:inherit;font-size:inherit;transition:background-color .15s,color .15s}.action-icon{font-size:14px;line-height:1}.comment-actions button:hover{background:var(--bg-hover);color:var(--text-primary)}.comment-actions button:disabled{color:var(--text-disabled);cursor:default;background:0 0}.btn-delete:hover,.btn-report:hover{background:var(--danger-bg);color:var(--danger)}.btn-edit:hover{background:var(--focus-ring);color:var(--accent)}.comment-link,.comment-mention{color:var(--accent);text-decoration:none}.comment-link:hover,.comment-mention:hover{text-decoration:underline}.link-preview{margin-top:10px}.link-preview:empty{height:68px;border:1px solid var(--border-default);border-radius:10px;background:linear-gradient(90deg,var(--bg-skeleton-1) 25%,var(--bg-skeleton-2) 37%,var(--bg-skeleton-1) 63%);background-size:400% 100%;animation:linkPreviewPulse 1.6s ease-in-out infinite}@keyframes linkPreviewPulse{0%{background-position:100% 50%}100%{background-position:0 50%}}.link-preview-card{display:flex;align-items:stretch;gap:12px;border:1px solid var(--border-default);border-radius:10px;overflow:hidden;text-decoration:none;color:inherit;background:var(--bg-surface);transition:border-color .15s,box-shadow .15s}.link-preview-card:hover{border-color:var(--text-tertiary);box-shadow:0 2px 10px rgba(0,0,0,.05)}.link-preview-image{width:96px;height:68px;object-fit:cover;flex-shrink:0;background:var(--bg-hover)}.link-preview-body{min-width:0;padding:8px 12px 8px 0;display:flex;flex-direction:column;justify-content:center;gap:2px}.link-preview-desc,.link-preview-domain,.link-preview-title{white-space:normal;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical}.link-preview-title{font-size:13.5px;font-weight:600;color:var(--text-primary);-webkit-line-clamp:1}.link-preview-desc{font-size:12.5px;color:var(--text-secondary);-webkit-line-clamp:2}.link-preview-domain{font-size:11.5px;color:var(--text-tertiary);-webkit-line-clamp:1}.link-preview-unavailable{font-size:12.5px;color:var(--text-tertiary);font-style:italic}@media (prefers-reduced-motion:reduce){.link-preview:empty{animation:none}}.emoji-react{position:relative;display:flex;align-items:center;gap:6px}.emoji-breakdown{display:flex;gap:4px}.reaction-badge{display:inline-flex;align-items:center;gap:2px;font-size:12px;padding:2px 7px;border-radius:999px;background:var(--bg-hover);border:1px solid var(--border-default);color:var(--text-secondary);cursor:pointer}.reaction-badge:hover{background:var(--border-default)}.reaction-badge.is-static{cursor:default}.reaction-badge.is-static:hover{background:var(--bg-hover)}.emoji-picker{position:absolute;bottom:100%;left:0;margin-bottom:6px;display:flex;gap:4px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:10px;padding:6px;box-shadow:0 4px 16px rgba(0,0,0,.12);z-index:10}.emoji-picker button{font-size:18px;line-height:1;padding:4px 6px;border-radius:6px}.emoji-picker button:hover{background:var(--bg-hover)}.mention-suggestions{position:absolute;z-index:20;max-height:240px;overflow-y:auto;border:1px solid var(--border-default);border-radius:10px;background:var(--bg-surface);box-shadow:0 8px 24px rgba(0,0,0,.12)}.mention-suggestion-item{display:flex;align-items:center;gap:10px;width:100%;box-sizing:border-box;border:none;background-color:var(--bg-surface);margin:0;padding:9px 12px;text-align:left;font:inherit;line-height:1.3;cursor:pointer;appearance:none;-webkit-appearance:none}.mention-suggestion-item+.mention-suggestion-item{border-top:1px solid var(--bg-hover)}.mention-suggestion-item span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-primary);-webkit-text-fill-color:var(--text-primary)}.mention-suggestion-item img{width:26px;height:26px;border-radius:50%;object-fit:cover;background:var(--bg-hover);flex-shrink:0}.mention-suggestion-item.is-active,.mention-suggestion-item:hover{background:var(--bg-hover)}.comment-empty{text-align:center;padding:30px;color:var(--text-tertiary)}.load-more{text-align:center;padding:10px;margin-top:4px;color:var(--accent);font-size:13px;font-weight:600;cursor:pointer}.load-more:hover{text-decoration:underline}.load-more-replies{text-align:left;padding:6px 0;margin-top:4px}.edit-textarea{display:block;width:100%;min-height:70px;margin-top:8px;border:1px solid var(--border-default);border-radius:12px;padding:12px 14px;font:inherit;font-size:15px;line-height:1.5;color:var(--text-primary);background:var(--bg-surface);resize:vertical}.edit-textarea:focus{outline:0;border-color:var(--text-primary);box-shadow:0 0 0 3px var(--focus-ring)}.edit-actions{display:flex;gap:8px;margin-top:12px;font-size:13px}.edit-actions button{display:inline-flex;align-items:center;gap:5px;border:none;cursor:pointer;padding:6px 14px;border-radius:999px;font-weight:600;font-family:inherit;font-size:inherit;transition:background-color .15s,opacity .15s}.btn-save-edit{background:var(--cta-bg);color:var(--cta-text)}.btn-save-edit:hover{opacity:.85}.btn-cancel-edit{background:0 0;color:var(--text-secondary)}.btn-cancel-edit:hover{background:var(--bg-hover);color:var(--text-primary)}.comment-header{display:flex;align-items:flex-start;gap:12px}.comment-meta{flex:1}.comment-top{display:flex;align-items:center;gap:10px}.comment-user{color:var(--text-primary);font-weight:600;text-decoration:none}.comment-user:hover{text-decoration:underline}.comment-item.is-pinned{background:var(--accent-pinned-bg);border-color:var(--accent-pinned-border);box-shadow:inset 4px 0 0 0 var(--accent-pinned)}.pin-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;background:var(--accent-pinned);color:#fff;white-space:nowrap}.comment-item.is-sponsor-pin{padding:0;overflow:hidden;border:2px solid var(--accent-sponsor);box-shadow:0 0 0 3px var(--accent-sponsor-glow),0 4px 14px rgba(0,0,0,.1)}.comment-item.is-sponsor-pin:hover{box-shadow:0 0 0 3px var(--accent-sponsor-glow),0 6px 18px rgba(0,0,0,.14)}.sponsor-pin-link{display:block;position:relative;text-decoration:none;color:inherit}.sponsor-pin-banner{display:block;width:100%;max-width:100%;height:auto;object-fit:cover}.sponsor-pin-tag{position:absolute;top:8px;left:8px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;background:var(--accent-sponsor);color:#1a1200;box-shadow:0 1px 4px rgba(0,0,0,.25);white-space:nowrap}.sponsor-pin-caption{padding:8px 12px;font-size:13px;color:var(--text-secondary)}.comment-time{color:var(--text-tertiary);font-size:13px}.comment-login-required{text-align:center;padding:20px;margin-bottom:20px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:14px}.comment-login-required p{margin:0 0 12px;color:var(--text-secondary);font-size:14px}.comment-login-required .btn-login{display:inline-block;background:var(--cta-bg);color:var(--cta-text);border:none;border-radius:8px;padding:8px 20px;font-weight:600;text-decoration:none;font-size:14px}.comment-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.comment-modal{background:var(--bg-surface);border-radius:14px;width:100%;max-width:360px;padding:20px;box-shadow:0 12px 32px rgba(0,0,0,.18)}.comment-modal h3{margin:0 0 12px;font-size:16px;color:var(--text-primary)}.comment-modal textarea{width:100%;min-height:80px;padding:10px 12px;border:1px solid var(--border-default);border-radius:8px;font-family:inherit;font-size:14px;color:var(--text-primary);background:var(--bg-surface);resize:vertical}.comment-modal textarea:focus{outline:0;border-color:var(--text-primary)}.comment-modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}.btn-modal-cancel{background:0 0;border:1px solid var(--border-default);border-radius:8px;padding:8px 16px;font-weight:600;color:var(--text-primary);cursor:pointer}.btn-modal-submit{background:var(--cta-bg);color:var(--cta-text);border:none;border-radius:8px;padding:8px 16px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px}.btn-modal-submit:disabled{opacity:.7;cursor:default}.btn-modal-submit .spinner{width:14px;height:14px;border:2px solid var(--cta-text-muted);border-top-color:var(--cta-text);border-radius:50%;animation:comment-spin .7s linear infinite}@keyframes comment-spin{to{transform:rotate(360deg)}}.comment-toast-container{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;z-index:1100;pointer-events:none}.comment-toast{background:#222;color:#fff;padding:10px 18px;border-radius:999px;font-size:13.5px;box-shadow:0 4px 16px rgba(0,0,0,.18);opacity:0;transform:translateY(6px);transition:opacity .2s ease,transform .2s ease}.comment-toast.is-visible{opacity:1;transform:translateY(0)}.comment-toast.is-success{background:#1a7f37}.comment-toast.is-error{background:#c0392b}