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var(--border-color);display:flex;align-items:center;justify-content:space-between}.dock-ai-icon{width:32px;height:32px;border-radius:8px;background:var(--accent-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px}.dock-close-btn{background:none;border:none;color:var(--text-muted);font-size:16px;cursor:pointer;padding:4px}.dock-close-btn:hover{color:var(--text-primary)}.dock-messages{flex-grow:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;font-size:13px;line-height:1.55}.dock-msg{padding:10px 14px;border-radius:10px;max-width:90%;word-break:break-word}.dock-msg.ai{background:var(--code-bg);color:var(--text-primary);border:1px solid var(--border-color);align-self:flex-start}.dock-msg.user{background:var(--accent-primary);color:#fff;align-self:flex-end}.dock-suggestions{display:flex;flex-direction:column;gap:6px;margin-top:10px}.dock-suggest-btn{background:var(--bg-card);border:1px solid var(--border-color);border-radius:6px;padding:6px 10px;font-size:11.5px;color:var(--accent-primary);font-weight:600;text-align:left;cursor:pointer;transition:all .15s ease}.dock-suggest-btn:hover{border-color:var(--accent-primary);background:var(--accent-glow)}.dock-input-bar{padding:12px;border-top:1px solid var(--border-color);background:var(--bg-sidebar);display:flex;gap:8px}.dock-input-bar input{flex-grow:1;background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:8px 12px;color:var(--text-primary);font-family:var(--font-body);font-size:13px;outline:none}.dock-input-bar input:focus{border-color:var(--accent-primary)}.dock-input-bar button{background:var(--accent-primary);color:#fff;border:none;border-radius:8px;padding:0 14px;cursor:pointer;font-size:13px}.contact-modal{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px}.modal-backdrop{position:absolute;top:0;left:0;width:100%;height:100%;background:#000000a6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-card{position:relative;background:var(--bg-card);border:1px solid var(--border-color);border-radius:14px;width:100%;max-width:600px;box-shadow:0 20px 50px #0006;overflow:hidden;animation:fadeInScale .2s ease-out}.modal-header{padding:18px 24px;background:var(--bg-sidebar);border-bottom:1px solid var(--border-color);display:flex;align-items:flex-start;justify-content:space-between}.modal-badge{font-size:10px;font-weight:800;letter-spacing:.8px;color:var(--accent-primary);margin-bottom:4px}.modal-title-group h3{font-size:18px;margin:0;color:var(--text-primary)}.modal-subtitle{font-size:12.5px;color:var(--text-muted);margin-top:4px}.modal-close-btn{background:none;border:none;color:var(--text-secondary);font-size:18px;cursor:pointer;padding:4px}.run-code-btn{position:absolute;top:10px;right:80px;background-color:#6366f133;border:1px solid var(--accent-primary);color:var(--accent-primary);border-radius:6px;padding:4px 10px;font-size:12px;font-family:var(--font-body);font-weight:700;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s ease;z-index:10}.run-code-btn:hover{background-color:var(--accent-primary);color:#fff}.code-terminal-box{margin-top:-12px;margin-bottom:20px;background:#090d16;border:1px solid #1e293b;border-radius:0 0 8px 8px;padding:12px 16px;font-family:monospace;font-size:12.5px;color:#38bdf8;max-height:180px;overflow-y:auto}.highlight-popup{position:absolute;background:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:4px 8px;display:flex;align-items:center;gap:6px;box-shadow:0 8px 20px #0000004d;z-index:1000}.hl-color-btn{width:18px;height:18px;border-radius:50%;border:1px solid rgba(0,0,0,.15);cursor:pointer;transition:transform .15s ease}.hl-color-btn:hover{transform:scale(1.2)}.book-highlight{padding:2px 0;border-radius:2px;cursor:pointer}.book-highlight.yellow{background-color:#fde04759;color:inherit}.book-highlight.green{background-color:#86efac59;color:inherit}.book-highlight.cyan{background-color:#7dd3fc59;color:inherit}.chapter-action-bar{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-bottom:20px}.repo-download-btn{display:inline-flex;align-items:center;gap:6px;background:var(--code-bg);border:1px solid var(--border-color);border-radius:6px;padding:6px 12px;font-size:12px;font-weight:600;color:var(--text-primary);cursor:pointer;transition:all .2s ease}.repo-download-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary)}