.cmt-section{padding:4px 16px 32px;scroll-margin-top:120px}.cmt-card{max-width:760px;margin:0 auto;background:#fff;border-radius:12px;box-shadow:0 6px 24px rgba(15,23,42,.08);border:1px solid #e5e7eb;padding:20px 22px 18px;color:#1f2937;-moz-user-select:text;user-select:text;-webkit-user-select:text}.cmt-title{display:flex;align-items:center;gap:8px;margin:0 0 6px;font-size:19px;font-weight:700;color:#111827}.cmt-count,.cmt-title .fa{color:var(--primary-color)}.cmt-count{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;padding:0 7px;border-radius:999px;background:rgba(var(--primary-rgb),.12);font-size:12px;font-weight:700}.cmt-prompt{margin:0 0 14px;font-size:15px;line-height:1.5;color:#374151}.cmt-owner-link{margin:-6px 0 14px;font-size:14px}.cmt-hint a,.cmt-owner-link a{color:var(--primary-color);font-weight:600}.cmt-hint{margin:-4px 0 14px;padding:8px 12px;border-radius:8px;background:#f0fdf4;color:#166534;font-size:13px;line-height:1.5}.cmt-empty{margin:0 0 14px;padding:12px 14px;border-radius:8px;background:#f9fafb;color:#6b7280;font-size:14px;text-align:center}.cmt-list{list-style:none;margin:0 0 16px;padding:0;display:flex;flex-direction:column;gap:12px}.cmt-thread{border:1px solid #e5e7eb;border-radius:10px;padding:12px 14px;background:#fff}.cmt-thread.is-resolved{background:#f9fafb}.cmt-thread.is-resolved>.cmt-item .cmt-body{color:#6b7280}.cmt-item{display:flex;gap:10px;align-items:flex-start}.cmt-item.is-hidden{opacity:.55}.cmt-avatar{flex-shrink:0;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(var(--primary-rgb),.12);color:var(--primary-color);font-size:13px;font-weight:700}.cmt-kind-owner .cmt-avatar{background:#fef3c7;color:#b45309}.cmt-kind-teacher .cmt-avatar{background:#dcfce7;color:#15803d}.cmt-main{flex:1 1 auto;min-width:0}.cmt-meta{display:flex;flex-wrap:wrap;align-items:center;gap:4px 6px;font-size:13px;line-height:1.4}.cmt-name{font-weight:700;color:#111827;overflow-wrap:anywhere}.cmt-time{color:#6b7280;font-size:12px}.cmt-badge{display:inline-block;padding:1px 7px;border-radius:999px;font-size:11px;font-weight:700;line-height:1.5}.cmt-badge-owner{background:#fef3c7;color:#92400e}.cmt-badge-teacher{background:#dcfce7;color:#166534}.cmt-badge-you{background:#e0e7ff;color:#3730a3}.cmt-badge-new{background:#fee2e2;color:#b91c1c}.cmt-chip{display:inline-flex;align-items:center;gap:5px;margin:5px 0 0;padding:2px 8px;border-radius:6px;background:#f3f4f6;color:#4b5563;font-size:12px;font-weight:600}.cmt-chip .fa{font-size:11px;color:#9ca3af}.cmt-body{margin:5px 0 0;font-size:14.5px;line-height:1.55;color:#1f2937;white-space:pre-wrap;overflow-wrap:anywhere;-moz-user-select:text;user-select:text;-webkit-user-select:text}.cmt-resolved{display:inline-flex;align-items:center;gap:5px;margin-top:6px;font-size:12px;font-weight:600;color:#15803d}.cmt-flag{margin:5px 0 0;font-size:12px;color:#9ca3af}.cmt-replies{list-style:none;margin:10px 0 0 40px;padding:0 0 0 12px;border-left:2px solid #e5e7eb;display:flex;flex-direction:column;gap:10px}.cmt-owner-actions,.cmt-thread-actions{display:flex;flex-wrap:wrap;gap:6px 16px;margin:8px 0 0 40px}.cmt-owner-actions-reply{margin:4px 0 0 40px}.cmt-link-btn{background:none;border:none;padding:2px 0;margin:0;font-family:inherit;font-size:13px;font-weight:600;color:var(--primary-color);cursor:pointer;display:inline-flex;align-items:center;gap:5px}.cmt-link-btn:hover{text-decoration:underline}.cmt-link-btn:disabled{opacity:.5;cursor:default}.cmt-form{display:flex;flex-direction:column;gap:8px;padding:12px;border-radius:10px;border:1px solid #e5e7eb;background:#f9fafb}.cmt-form-reply{margin:10px 0 0 40px;padding:10px;background:#fff}.cmt-about{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#4b5563}.cmt-about select{flex:0 1 auto;min-width:0;max-width:100%;padding:6px 8px;font-size:14px}.cmt-about select,.cmt-name-input,.cmt-textarea{border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#111827;font-family:inherit}.cmt-name-input,.cmt-textarea{width:100%;font-size:16px;line-height:1.45;-moz-user-select:text;user-select:text;-webkit-user-select:text}.cmt-textarea{min-height:76px;padding:10px 12px;resize:vertical}.cmt-form-reply .cmt-textarea{min-height:56px}.cmt-name-input{max-width:340px;padding:9px 12px}.cmt-about select:focus,.cmt-name-input:focus,.cmt-textarea:focus{outline:2px solid rgba(var(--primary-rgb),.3);outline-offset:0;border-color:var(--primary-color)}.cmt-hp{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;opacity:0!important;pointer-events:none!important}.cmt-form-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 12px}.cmt-note{flex:1 1 220px;font-size:12px;line-height:1.4;color:#6b7280}.cmt-form-buttons{display:flex;gap:8px;margin-left:auto}.cmt-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;padding:9px 16px;border-radius:8px;border:1px solid transparent;font-family:inherit;font-size:14px;font-weight:600;line-height:1.2;text-decoration:none;cursor:pointer;white-space:nowrap}.cmt-btn-primary{background:var(--primary-color);color:#fff}.cmt-btn-primary:hover:not(:disabled){filter:brightness(1.08)}.cmt-btn-primary:disabled{opacity:.6;cursor:default}.cmt-btn-ghost{background:#fff;color:#4b5563;border-color:#e5e7eb}.cmt-btn-ghost:hover{color:#111827;border-color:#d1d5db}.cmt-error{color:#b91c1c}.cmt-error,.cmt-thanks{margin:0;font-size:13px}.cmt-thanks{font-weight:600;color:#15803d}.public-canvas-main section .cmt-block-btn{position:absolute;right:6px;bottom:6px;z-index:2;display:inline-flex;align-items:center;gap:4px;margin:0;padding:3px 8px;min-width:0;min-height:0;border-radius:999px;border:1px solid #e5e7eb;background:hsla(0,0%,100%,.94);color:#6b7280;font-family:inherit;font-size:12px;font-weight:600;line-height:1.2;box-shadow:0 1px 2px rgba(0,0,0,.08);cursor:pointer;opacity:.8;transition:opacity .15s,color .15s,border-color .15s}.public-canvas-main section .cmt-block-btn:focus-visible,.public-canvas-main section .cmt-block-btn:hover{opacity:1;background:#fff;color:var(--primary-color);border-color:var(--primary-color)}.public-canvas-main section .cmt-block-btn.has-comments{opacity:1;color:var(--primary-color);border-color:rgba(var(--primary-rgb),.45)}.eng-shared.public-canvas-container .public-canvas-main section>ul{padding-bottom:30px}.cmt-jump{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;border:1px solid rgba(var(--primary-rgb),.45);background:#fff;color:var(--primary-color);font-family:inherit;font-size:13px;font-weight:600;line-height:1.4;cursor:pointer}.cmt-jump:hover{background:rgba(var(--primary-rgb),.06)}.cmt-jump-count{padding:0 6px;border-radius:999px;background:rgba(var(--primary-rgb),.12);font-size:12px}.cmt-jump.is-ask{background:var(--primary-color);border-color:var(--primary-color);color:#fff;animation:cmt-pulse 1.8s ease-out 3}.cmt-jump.is-ask .cmt-jump-count{background:hsla(0,0%,100%,.25)}@keyframes cmt-pulse{0%{box-shadow:0 0 0 0 rgba(var(--primary-rgb),.45)}70%{box-shadow:0 0 0 10px rgba(var(--primary-rgb),0)}to{box-shadow:0 0 0 0 rgba(var(--primary-rgb),0)}}@media (prefers-reduced-motion:reduce){.cmt-jump.is-ask{animation:none}.cmt-panel{animation:none!important}}.cmt-fb-btn{position:relative;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:6px;border:1px solid var(--primary-color);background:transparent;color:var(--primary-color);font-family:inherit;font-size:13px;font-weight:500;line-height:1.3;white-space:nowrap;cursor:pointer;transition:background .2s}.cmt-fb-btn:hover{background:rgba(var(--primary-rgb),.08)}.cmt-fb-badge{padding:1px 7px;border-radius:999px;background:#dc2626;color:#fff;font-size:11px;font-weight:700}.cmt-panel-overlay{position:fixed;inset:0;z-index:10040;display:flex;justify-content:flex-end;background:rgba(15,23,42,.45)}.cmt-panel{width:min(460px,100%);height:100%;display:flex;flex-direction:column;background:#fff;color:#1f2937;box-shadow:-12px 0 32px rgba(0,0,0,.18);animation:cmt-slide .2s ease-out;-moz-user-select:text;user-select:text;-webkit-user-select:text}@keyframes cmt-slide{0%{transform:translateX(24px);opacity:0}to{transform:none;opacity:1}}.cmt-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px 14px 18px;border-bottom:1px solid #e5e7eb}.cmt-panel-head h2{display:flex;align-items:center;gap:8px;margin:0;font-size:17px;font-weight:700;color:#111827}.cmt-panel-head h2 .fa{color:var(--primary-color)}.cmt-panel-close{flex-shrink:0;width:34px;height:34px;border-radius:50%;border:none;background:#f3f4f6;color:#4b5563;font-size:15px;cursor:pointer}.cmt-panel-close:hover{background:#e5e7eb;color:#111827}.cmt-panel-body{flex:1 1 auto;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:14px 16px}.cmt-panel-body .cmt-list{gap:10px}.cmt-panel-body .cmt-thread{padding:10px 12px}.cmt-panel-sub{margin:0 0 12px;font-size:13px;color:#6b7280}.cmt-panel-empty{padding:36px 8px;text-align:center;color:#4b5563;font-size:14px;line-height:1.55}.cmt-panel-empty .fa{font-size:36px;color:rgba(var(--primary-rgb),.45)}.cmt-panel-empty p{margin:12px 0 0}.cmt-resolved-toggle{margin:4px 0 10px}.cmt-panel-foot{display:flex;flex-wrap:wrap;gap:8px;padding:12px 16px max(12px,env(safe-area-inset-bottom));border-top:1px solid #e5e7eb}.cmt-panel-foot .cmt-btn{flex:1 1 auto}.cmt-ask{margin:14px 0 4px;padding:12px 14px;border-radius:10px;border:1px solid rgba(var(--primary-rgb),.25);background:rgba(var(--primary-rgb),.05)}.eng-modal .cmt-ask-title{display:flex;align-items:center;gap:6px;margin:0 0 2px;font-size:14px;font-weight:700;color:#111827}.eng-modal .cmt-ask-title .fa{color:var(--primary-color)}.eng-modal .cmt-ask-desc{margin:0 0 10px;font-size:13px;line-height:1.5;color:#4b5563}.cmt-ask-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.cmt-fb-badge-short{display:none}@media (max-width:768px){.cmt-fb-btn{padding:6px 9px}.cmt-fb-badge-long,.cmt-fb-label{display:none}.cmt-fb-badge-short{display:inline}}@media (max-width:600px){.cmt-section{padding:4px 8px 24px}.cmt-card{padding:16px 14px 14px;border-radius:10px}.cmt-title{font-size:18px}.cmt-prompt{font-size:14px}.cmt-avatar{width:26px;height:26px;font-size:12px}.cmt-form-reply,.cmt-owner-actions,.cmt-owner-actions-reply,.cmt-replies,.cmt-thread-actions{margin-left:18px}.cmt-thread{padding:10px 12px}.cmt-name-input{max-width:none}.cmt-form-buttons{width:100%}.cmt-form-buttons .cmt-btn-primary{flex:1 1 auto}.cmt-panel{width:100%}}