.header[data-v-3a6ad2ca]{background:var(--c-surface);border-bottom:1px solid var(--c-border-light);z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;position:sticky;top:0}.header-inner[data-v-3a6ad2ca]{align-items:center;gap:12px;max-width:1100px;height:52px;margin:0 auto;padding:0 20px;display:flex}.logo[data-v-3a6ad2ca]{color:var(--c-text);flex-shrink:0;align-items:center;gap:6px;margin-right:4px;font-size:17px;font-weight:700;display:flex}.logo[data-v-3a6ad2ca]:hover{color:var(--c-primary)}.logo-icon[data-v-3a6ad2ca]{color:var(--c-primary);margin-top:-1px;font-size:20px}.nav-links[data-v-3a6ad2ca]{-ms-overflow-style:none;scrollbar-width:none;flex:1;align-items:center;gap:2px;min-width:0;display:flex;overflow-x:auto}.nav-links[data-v-3a6ad2ca]::-webkit-scrollbar{display:none}.nav-link[data-v-3a6ad2ca]{color:var(--c-text-secondary);white-space:nowrap;border-radius:8px;align-items:center;gap:5px;padding:7px 12px;font-size:13px;font-weight:500;text-decoration:none;transition:all .15s;display:flex;position:relative}.nav-link[data-v-3a6ad2ca]:hover{background:var(--c-gray-100);color:var(--c-text)}.nav-link.active[data-v-3a6ad2ca]{color:var(--c-primary);background:#2563eb0f}.nav-link.active[data-v-3a6ad2ca]:after{content:"";background:var(--c-primary);border-radius:1px;width:20px;height:2px;position:absolute;bottom:-1px;left:50%;transform:translate(-50%)}.nav-link.primary[data-v-3a6ad2ca]{background:var(--c-primary);color:#fff;border-radius:20px;margin:0 4px;padding:7px 16px;font-weight:600}.nav-link.primary[data-v-3a6ad2ca]:hover{background:var(--c-primary-hover);color:#fff}.nav-link.primary.active[data-v-3a6ad2ca]{background:var(--c-primary-hover);color:#fff;box-shadow:0 2px 8px #2563eb40}.nav-link.primary.active[data-v-3a6ad2ca]:after{display:none}.nav-link.secondary[data-v-3a6ad2ca]{opacity:.7;padding:6px 10px;font-size:12px}.nav-link.secondary[data-v-3a6ad2ca]:hover,.nav-link.secondary.active[data-v-3a6ad2ca]{opacity:1}.nav-link.secondary.active[data-v-3a6ad2ca]:after{width:14px}.nav-separator[data-v-3a6ad2ca]{background:var(--c-border-light);flex-shrink:0;width:1px;height:20px;margin:0 4px}.nav-icon[data-v-3a6ad2ca]{font-size:14px}.nav-link.primary .nav-icon[data-v-3a6ad2ca]{font-size:15px}.profile-btn[data-v-3a6ad2ca]{background:var(--c-gray-100);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;margin-left:auto;transition:background .15s;display:flex}.profile-btn[data-v-3a6ad2ca]:hover{background:var(--c-border-light)}.avatar[data-v-3a6ad2ca]{color:var(--c-text-secondary);font-size:17px}@media (width<=640px){.header-inner[data-v-3a6ad2ca]{gap:6px;padding:0 12px}.logo-text[data-v-3a6ad2ca],.nav-label[data-v-3a6ad2ca]{display:none}.nav-link[data-v-3a6ad2ca]{padding:7px 8px}.nav-link.primary[data-v-3a6ad2ca]{padding:7px 12px}.nav-link.secondary[data-v-3a6ad2ca]{padding:7px 8px}.nav-separator[data-v-3a6ad2ca]{margin:0 2px}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--c-bg:#f5f5f7;--c-surface:#fff;--c-primary:#2563eb;--c-primary-hover:#1d4ed8;--c-text:#1d1d1f;--c-text-secondary:#6e6e73;--c-border:#d2d2d7;--c-border-light:#e8e8ed;--c-success:#10b981;--c-gray-50:#f9fafb;--c-gray-100:#f3f4f6;--radius:12px;--radius-sm:8px;--shadow:0 1px 3px #00000014;--shadow-md:0 4px 16px #0000001a;color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.5}body{min-height:100vh}.app-shell{flex-direction:column;min-height:100vh;display:flex}.main-content{flex-direction:column;flex:1;display:flex}a{color:var(--c-primary);text-decoration:none}a:hover{color:var(--c-primary-hover)}button{cursor:pointer;font-family:inherit;font-size:inherit}input,textarea{font-family:inherit;font-size:inherit}.search-section[data-v-a72afc82]{flex-direction:column;align-items:center;width:100%;max-width:680px;margin:0 auto;padding:0 20px;display:flex}.search-container[data-v-a72afc82]{width:100%;transition:transform .2s}.search-box[data-v-a72afc82]{background:var(--c-surface);border:2px solid var(--c-border);border-radius:50px;align-items:center;padding:4px 4px 4px 20px;transition:border-color .2s,box-shadow .2s;display:flex}.search-container.focused .search-box[data-v-a72afc82]{border-color:var(--c-primary);box-shadow:0 0 0 4px #2563eb1f}.search-icon[data-v-a72afc82]{color:var(--c-text-secondary);flex-shrink:0;margin-right:10px;font-size:22px}.search-input[data-v-a72afc82]{color:var(--c-text);background:0 0;border:none;outline:none;flex:1;min-width:0;padding:14px 0;font-size:17px;line-height:1.4}.search-input[data-v-a72afc82]::placeholder{color:var(--c-text-secondary);opacity:.7}.search-btn[data-v-a72afc82]{background:var(--c-primary);color:#fff;white-space:nowrap;border:none;border-radius:50px;flex-shrink:0;padding:10px 24px;font-size:15px;font-weight:500;transition:background .15s,opacity .15s}.search-btn[data-v-a72afc82]:hover:not(:disabled){background:var(--c-primary-hover)}.search-btn[data-v-a72afc82]:disabled{opacity:.4;cursor:not-allowed}.category-hints[data-v-a72afc82]{align-items:center;gap:8px;margin-top:12px;padding:0 4px;display:flex}.hints-label[data-v-a72afc82]{color:var(--c-text-secondary);flex-shrink:0;font-size:13px}.category-chip[data-v-a72afc82]{border:1px solid var(--c-border);background:var(--c-surface);color:var(--c-text-secondary);border-radius:20px;align-items:center;gap:4px;padding:5px 14px;font-size:13px;transition:all .15s;display:flex}.category-chip[data-v-a72afc82]:hover{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb0a}.category-chip.active[data-v-a72afc82]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14}.chip-icon[data-v-a72afc82]{font-size:14px}.examples[data-v-a72afc82]{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin-top:20px;display:flex}.example-label[data-v-a72afc82]{color:var(--c-text-secondary);flex-shrink:0;font-size:13px}.example-chip[data-v-a72afc82]{background:var(--c-gray-100);color:var(--c-text-secondary);border:none;border-radius:20px;padding:6px 14px;font-size:13px;transition:background .15s,color .15s}.example-chip[data-v-a72afc82]:hover{background:var(--c-primary);color:#fff}@media (width<=640px){.search-input[data-v-a72afc82]{padding:12px 0;font-size:15px}.search-btn[data-v-a72afc82]{padding:8px 18px;font-size:14px}.category-hints[data-v-a72afc82]{flex-wrap:wrap}}.home[data-v-0162412a]{flex-direction:column;flex:1;align-items:center;display:flex}.hero[data-v-0162412a]{text-align:center;flex-direction:column;align-items:center;width:100%;max-width:800px;padding:60px 20px 40px;display:flex}.hero-badge[data-v-0162412a]{color:var(--c-primary);background:#2563eb14;border-radius:20px;margin-bottom:16px;padding:4px 14px;font-size:13px;font-weight:500;display:inline-block}.hero-title[data-v-0162412a]{color:var(--c-text);margin-bottom:12px;font-size:40px;font-weight:700;line-height:1.2}.mobile-break[data-v-0162412a]{display:none}.hero-sub[data-v-0162412a]{color:var(--c-text-secondary);max-width:520px;margin-bottom:32px;font-size:16px;line-height:1.6}.features[data-v-0162412a]{justify-content:center;align-items:center;gap:12px;width:100%;max-width:800px;padding:32px 20px 48px;display:flex}.feature-item[data-v-0162412a]{background:var(--c-surface);border-radius:var(--radius);flex:1;align-items:flex-start;gap:10px;min-width:0;padding:16px 20px;display:flex}.feature-icon[data-v-0162412a]{color:var(--c-primary);flex-shrink:0;margin-top:1px;font-size:22px}.feature-text[data-v-0162412a]{flex-direction:column;font-size:14px;line-height:1.4;display:flex}.feature-text strong[data-v-0162412a]{margin-bottom:2px;font-size:15px}.feature-text span[data-v-0162412a]{color:var(--c-text-secondary);font-size:13px}.feature-arrow[data-v-0162412a]{color:var(--c-text-secondary);flex-shrink:0;font-size:20px}.courses-section[data-v-0162412a]{width:100%;max-width:800px;margin-top:8px;padding:0 20px 40px}.courses-header[data-v-0162412a]{align-items:baseline;gap:10px;margin-bottom:16px;display:flex}.courses-title[data-v-0162412a]{font-size:18px;font-weight:700}.courses-count[data-v-0162412a]{color:var(--c-text-secondary);font-size:13px}.courses-empty[data-v-0162412a]{background:var(--c-surface);border-radius:var(--radius);border:1px dashed var(--c-border);flex-direction:column;align-items:center;max-width:420px;margin:0 auto;padding:24px 20px;display:flex}.ce-icon[data-v-0162412a]{color:var(--c-text-secondary);opacity:.5;margin-bottom:10px;font-size:36px}.ce-title[data-v-0162412a]{color:var(--c-text);margin-bottom:6px;font-size:16px;font-weight:600}.ce-desc[data-v-0162412a]{color:var(--c-text-secondary);text-align:center;max-width:320px;font-size:14px;line-height:1.6}.courses-grid[data-v-0162412a]{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:12px;display:grid}.course-card[data-v-0162412a]{background:var(--c-surface);border-radius:var(--radius);border:1px solid var(--c-border-light);cursor:pointer;transition:all .18s;display:flex;overflow:hidden}.course-card[data-v-0162412a]:hover{border-color:var(--c-primary);transform:translateY(-1px);box-shadow:0 2px 12px #2563eb1a}.cc-accent[data-v-0162412a]{flex-shrink:0;width:4px}.cc-body[data-v-0162412a]{flex:1;min-width:0;padding:14px 16px}.cc-top[data-v-0162412a]{justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;display:flex}.cc-title[data-v-0162412a]{white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:600;overflow:hidden}.cc-badge[data-v-0162412a]{background:var(--c-gray-100);color:var(--c-text-secondary);border-radius:10px;flex-shrink:0;padding:2px 10px;font-size:12px}.cc-bar-wrap[data-v-0162412a]{align-items:center;gap:8px;margin-bottom:10px;display:flex}.cc-bar[data-v-0162412a]{background:var(--c-gray-100);border-radius:2px;flex:1;height:4px;overflow:hidden}.cc-fill[data-v-0162412a]{border-radius:2px;height:100%;transition:width .4s}.cc-pct[data-v-0162412a]{color:var(--c-text-secondary);text-align:right;flex-shrink:0;width:32px;font-size:11px}.cc-bottom[data-v-0162412a]{color:var(--c-text-secondary);align-items:center;gap:10px;font-size:12px;display:flex}.cc-phase[data-v-0162412a]{align-items:center;gap:4px;display:flex}.phase-dot[data-v-0162412a]{border-radius:50%;width:6px;height:6px;display:inline-block}.cc-continue[data-v-0162412a]{color:var(--c-primary);opacity:0;margin-left:auto;font-size:12px;font-weight:500;transition:opacity .15s}.course-card:hover .cc-continue[data-v-0162412a]{opacity:1}@media (width<=640px){.hero[data-v-0162412a]{padding:40px 16px 28px}.hero-title[data-v-0162412a]{font-size:28px}.mobile-break[data-v-0162412a]{display:block}.hero-sub[data-v-0162412a]{margin-bottom:24px;font-size:14px}.features[data-v-0162412a]{flex-direction:column;gap:8px;padding:20px 16px 32px}.feature-arrow[data-v-0162412a]{transform:rotate(90deg)}.feature-item[data-v-0162412a]{width:100%}.courses-section[data-v-0162412a]{padding:0 16px 32px}.courses-grid[data-v-0162412a]{grid-template-columns:1fr}}.analysis-page[data-v-d710baf1]{width:100%;max-width:780px;margin:0 auto;padding:28px 20px 60px}.page-empty[data-v-d710baf1]{text-align:center;padding:80px 20px}.empty-icon[data-v-d710baf1]{color:var(--c-text-secondary);margin-bottom:12px;font-size:48px}.page-empty h2[data-v-d710baf1]{margin-bottom:8px;font-size:18px}.page-empty p[data-v-d710baf1]{color:var(--c-text-secondary);margin-bottom:20px;font-size:14px}.page-header[data-v-d710baf1]{margin-bottom:20px}.page-title[data-v-d710baf1]{margin-bottom:4px;font-size:24px;font-weight:700}.page-desc[data-v-d710baf1]{color:var(--c-text-secondary);font-size:15px;line-height:1.5}.tag[data-v-d710baf1]{color:var(--c-primary);background:#2563eb14;border-radius:12px;margin-right:6px;padding:2px 10px;font-size:12px;font-weight:500;display:inline-block}.progress-bar[data-v-d710baf1]{margin-bottom:28px}.progress-track[data-v-d710baf1]{background:var(--c-gray-100);border-radius:2px;height:4px;margin-bottom:8px;overflow:hidden}.progress-fill[data-v-d710baf1]{background:var(--c-primary);border-radius:2px;height:100%;transition:width .5s}.progress-steps[data-v-d710baf1]{justify-content:center;align-items:center;gap:6px;font-size:12px;display:flex}.pstep[data-v-d710baf1]{color:var(--c-text-secondary);transition:color .2s}.pstep.active[data-v-d710baf1]{color:var(--c-primary);font-weight:600}.pstep.done[data-v-d710baf1]{color:var(--c-success)}.pstep-arrow[data-v-d710baf1]{color:var(--c-border);font-size:11px}.loading-box[data-v-d710baf1]{text-align:center;padding:60px 20px}.loading-spinner[data-v-d710baf1]{border:3px solid var(--c-gray-100);border-top-color:var(--c-primary);border-radius:50%;width:32px;height:32px;margin:0 auto 16px;animation:.7s linear infinite spin-d710baf1}@keyframes spin-d710baf1{to{transform:rotate(360deg)}}.loading-box p[data-v-d710baf1]{color:var(--c-text-secondary);font-size:14px}.section-card[data-v-d710baf1]{background:var(--c-surface);border-radius:var(--radius);border:1px solid var(--c-border-light);margin-bottom:16px;padding:28px}.section-icon[data-v-d710baf1]{margin-bottom:4px;font-size:24px}.section-title[data-v-d710baf1]{margin-bottom:4px;font-size:19px;font-weight:700}.section-desc[data-v-d710baf1]{color:var(--c-text-secondary);margin-bottom:24px;font-size:14px}.understanding-grid[data-v-d710baf1]{flex-direction:column;gap:4px;margin-bottom:24px;display:flex}.u-item[data-v-d710baf1]{background:var(--c-gray-50);border-radius:var(--radius-sm);align-items:flex-start;gap:12px;padding:12px 16px;display:flex}.u-label[data-v-d710baf1]{color:var(--c-text-secondary);flex-shrink:0;min-width:72px;margin-top:1px;font-size:13px}.u-value[data-v-d710baf1]{font-size:14px;font-weight:500}.u-sub[data-v-d710baf1]{color:var(--c-text-secondary);font-weight:400}.u-goal[data-v-d710baf1]{color:var(--c-primary)}.knowledge-tree[data-v-d710baf1]{margin-bottom:24px}.tree-root[data-v-d710baf1]{text-align:center;background:var(--c-primary);color:#fff;border-radius:var(--radius-sm);margin-bottom:2px;padding:14px 24px;font-size:17px;font-weight:700}.tree-branches[data-v-d710baf1]{flex-direction:column;gap:2px;display:flex}.branch-header[data-v-d710baf1]{border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:#2563eb0a;align-items:center;gap:10px;margin-top:8px;padding:10px 16px;display:flex}.branch-line[data-v-d710baf1]{background:var(--c-primary);border-radius:2px;flex-shrink:0;width:3px;height:18px}.branch-name[data-v-d710baf1]{font-size:14px;font-weight:600}.branch-leaves[data-v-d710baf1]{flex-direction:column;gap:2px;padding:4px 0 4px 20px;display:flex}.leaf-node[data-v-d710baf1]{border-radius:6px;align-items:center;gap:8px;padding:7px 12px;transition:background .1s;display:flex}.leaf-node[data-v-d710baf1]:hover{background:var(--c-gray-50)}.leaf-dot[data-v-d710baf1]{background:var(--c-border);border-radius:50%;flex-shrink:0;width:5px;height:5px}.leaf-name[data-v-d710baf1]{flex:1;font-size:13px}.leaf-diff[data-v-d710baf1]{border-radius:10px;flex-shrink:0;padding:1px 10px;font-size:11px;font-weight:500}.phase-list[data-v-d710baf1]{flex-direction:column;gap:12px;margin-bottom:24px;display:flex}.phase-card[data-v-d710baf1]{border:1px solid var(--c-border-light);border-radius:var(--radius-sm);padding:18px 20px;transition:border-color .15s}.phase-card[data-v-d710baf1]:hover{border-color:var(--c-primary)}.phase-header[data-v-d710baf1]{align-items:center;gap:10px;margin-bottom:12px;display:flex}.phase-badge[data-v-d710baf1]{background:var(--c-primary);color:#fff;border-radius:10px;padding:2px 10px;font-size:11px;font-weight:600}.phase-title[data-v-d710baf1]{font-size:15px;font-weight:600}.phase-tasks[data-v-d710baf1]{flex-direction:column;gap:6px;margin-bottom:10px;display:flex}.task-item[data-v-d710baf1]{color:var(--c-text-secondary);align-items:flex-start;gap:8px;font-size:13px;line-height:1.5;display:flex}.task-bullet[data-v-d710baf1]{color:var(--c-success);flex-shrink:0;margin-top:5px;font-size:8px}.phase-goal[data-v-d710baf1]{background:#2563eb0a;border-radius:6px;padding:8px 12px;font-size:13px}.goal-label[data-v-d710baf1]{color:var(--c-text);font-weight:500}.suggestions-list[data-v-d710baf1]{flex-direction:column;gap:10px;margin-bottom:28px;display:flex}.suggestion-card[data-v-d710baf1]{border:1px solid var(--c-border-light);border-radius:var(--radius-sm);padding:18px 20px}.sug-header[data-v-d710baf1]{align-items:center;gap:10px;margin-bottom:8px;display:flex}.sug-num[data-v-d710baf1]{width:24px;height:24px;color:var(--c-primary);background:#2563eb14;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:flex}.sug-title[data-v-d710baf1]{font-size:14px;font-weight:600}.sug-body[data-v-d710baf1]{color:var(--c-text-secondary);font-size:14px;line-height:1.7}.plan-ready[data-v-d710baf1]{text-align:center;border-radius:var(--radius-sm);background:#10b9810f;border:1px solid #10b98126;margin-bottom:20px;padding:24px}.ready-icon[data-v-d710baf1]{color:var(--c-success);margin-bottom:8px;font-size:36px}.plan-ready h3[data-v-d710baf1]{margin-bottom:4px;font-size:17px;font-weight:600}.ready-desc[data-v-d710baf1]{color:var(--c-text-secondary);font-size:14px}.step-actions[data-v-d710baf1]{justify-content:flex-end;gap:12px;display:flex}.bottom-actions[data-v-d710baf1]{text-align:center;margin-top:28px}.bottom-actions h3[data-v-d710baf1]{margin-bottom:16px;font-size:16px;font-weight:600}.action-grid[data-v-d710baf1]{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.action-card[data-v-d710baf1]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius);color:var(--c-text);flex-direction:column;align-items:center;gap:6px;padding:20px 12px;text-decoration:none;transition:border-color .15s,background .15s;display:flex}.action-card[data-v-d710baf1]:hover{border-color:var(--c-primary);background:#2563eb05}.action-icon[data-v-d710baf1]{color:var(--c-primary);font-size:28px}.action-title[data-v-d710baf1]{font-size:14px;font-weight:600}.action-desc[data-v-d710baf1]{color:var(--c-text-secondary);font-size:12px;line-height:1.4}.btn-primary[data-v-d710baf1],.btn-secondary[data-v-d710baf1]{border-radius:50px;justify-content:center;align-items:center;padding:10px 24px;font-size:14px;font-weight:500;text-decoration:none;transition:background .15s;display:inline-flex}.btn-primary[data-v-d710baf1]{background:var(--c-primary);color:#fff;border:none}.btn-primary[data-v-d710baf1]:hover{background:var(--c-primary-hover)}.btn-secondary[data-v-d710baf1]{background:var(--c-gray-100);color:var(--c-text);border:1px solid var(--c-border)}.btn-secondary[data-v-d710baf1]:hover{background:var(--c-border-light)}@media (width<=640px){.analysis-page[data-v-d710baf1]{padding:16px 12px 40px}.section-card[data-v-d710baf1]{padding:20px}.step-actions[data-v-d710baf1]{flex-direction:column}.step-actions .btn-primary[data-v-d710baf1],.step-actions .btn-secondary[data-v-d710baf1]{width:100%}.action-grid[data-v-d710baf1]{grid-template-columns:1fr}.understanding-grid[data-v-d710baf1]{gap:4px}.u-item[data-v-d710baf1]{flex-direction:column;gap:2px;padding:10px 12px}.u-label[data-v-d710baf1]{min-width:auto}}.practice-page[data-v-b89dd307]{width:100%;max-width:720px;margin:0 auto;padding:32px 20px 60px}.page-header[data-v-b89dd307]{margin-bottom:24px}.page-title[data-v-b89dd307]{margin-bottom:4px;font-size:24px;font-weight:700}.page-desc[data-v-b89dd307]{color:var(--c-text-secondary);font-size:14px}.toolbar[data-v-b89dd307]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.toolbar-group[data-v-b89dd307]{align-items:center;gap:8px;display:flex}.tool-label[data-v-b89dd307]{color:var(--c-text-secondary);font-size:13px}.chip-group[data-v-b89dd307]{gap:4px;display:flex}.chip[data-v-b89dd307]{border:1px solid var(--c-border);background:var(--c-surface);color:var(--c-text-secondary);border-radius:20px;padding:5px 14px;font-size:13px;transition:all .15s}.chip[data-v-b89dd307]:hover{border-color:var(--c-primary);color:var(--c-primary)}.chip.active[data-v-b89dd307]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14}.paper-list[data-v-b89dd307]{flex-direction:column;gap:12px;display:flex}.paper-card[data-v-b89dd307]{background:var(--c-surface);border-radius:var(--radius);border:1px solid var(--c-border-light);padding:20px}.q-header[data-v-b89dd307]{align-items:center;gap:8px;margin-bottom:10px;display:flex}.q-num[data-v-b89dd307]{background:var(--c-primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:600;display:flex}.q-type[data-v-b89dd307]{color:var(--c-text-secondary);background:var(--c-gray-100);border-radius:10px;padding:2px 8px;font-size:12px}.q-diff[data-v-b89dd307]{border-radius:10px;padding:2px 8px;font-size:11px;font-weight:500}.q-diff.easy[data-v-b89dd307]{color:var(--c-success);background:#10b9811a}.q-diff.mid[data-v-b89dd307]{color:#d97706;background:#f59e0b1a}.q-diff.hard[data-v-b89dd307]{color:#dc2626;background:#ef44441a}.q-body[data-v-b89dd307]{margin-bottom:14px;font-size:15px;line-height:1.6}.q-options[data-v-b89dd307]{flex-direction:column;gap:8px;display:flex}.option[data-v-b89dd307]{border:1px solid var(--c-border-light);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:8px;padding:8px 12px;font-size:14px;transition:border-color .15s;display:flex}.option[data-v-b89dd307]:has(input:checked){border-color:var(--c-primary);background:#2563eb0a}.option input[data-v-b89dd307]{accent-color:var(--c-primary)}.q-input[data-v-b89dd307]{margin-top:8px}.fill-input[data-v-b89dd307]{border:1px solid var(--c-border);border-radius:var(--radius-sm);outline:none;width:100%;padding:10px 14px;font-size:14px;transition:border-color .15s}.fill-input[data-v-b89dd307]:focus{border-color:var(--c-primary)}.paper-actions[data-v-b89dd307]{gap:12px;margin-top:16px;display:flex}.page-empty[data-v-b89dd307]{text-align:center;padding:60px 20px}.empty-icon[data-v-b89dd307]{color:var(--c-text-secondary);margin-bottom:12px;font-size:48px}.page-empty h2[data-v-b89dd307]{margin-bottom:6px;font-size:18px}.page-empty p[data-v-b89dd307]{color:var(--c-text-secondary);font-size:14px}.btn-primary[data-v-b89dd307],.btn-secondary[data-v-b89dd307]{border-radius:50px;justify-content:center;align-items:center;padding:10px 24px;font-size:14px;font-weight:500;transition:background .15s;display:inline-flex}.btn-primary[data-v-b89dd307]{background:var(--c-primary);color:#fff;border:none}.btn-primary[data-v-b89dd307]:hover{background:var(--c-primary-hover)}.btn-primary[data-v-b89dd307]:disabled{opacity:.5}.btn-secondary[data-v-b89dd307]{background:var(--c-gray-100);color:var(--c-text);border:1px solid var(--c-border)}.btn-secondary[data-v-b89dd307]:hover{background:var(--c-border-light)}@media (width<=640px){.practice-page[data-v-b89dd307]{padding:20px 16px 40px}}.ocr-page[data-v-79913182]{width:100%;max-width:640px;margin:0 auto;padding:32px 20px 60px}.page-header[data-v-79913182]{margin-bottom:24px}.page-title[data-v-79913182]{margin-bottom:4px;font-size:24px;font-weight:700}.page-desc[data-v-79913182]{color:var(--c-text-secondary);font-size:14px}.upload-zone[data-v-79913182]{border:2px dashed var(--c-border);border-radius:var(--radius);text-align:center;cursor:pointer;background:var(--c-surface);margin-bottom:20px;padding:40px 20px;transition:all .2s}.upload-zone[data-v-79913182]:hover,.drag-over[data-v-79913182]{border-color:var(--c-primary);background:#2563eb08}.upload-zone.has-image[data-v-79913182]{border-style:solid;padding:12px}.upload-icon[data-v-79913182]{color:var(--c-text-secondary);margin-bottom:12px;font-size:48px;display:block}.upload-text[data-v-79913182]{color:var(--c-text);margin-bottom:6px;font-size:15px}.upload-hint[data-v-79913182]{color:var(--c-text-secondary);font-size:13px}.upload-preview[data-v-79913182]{position:relative}.preview-img[data-v-79913182]{border-radius:var(--radius-sm);max-width:100%;max-height:400px;margin:0 auto;display:block}.btn-reset[data-v-79913182]{color:#fff;cursor:pointer;background:#0009;border:none;border-radius:20px;padding:6px 14px;font-size:13px;position:absolute;top:8px;right:8px}.result-section[data-v-79913182]{margin-top:8px}.score-card[data-v-79913182]{background:var(--c-surface);border-radius:var(--radius);border:1px solid var(--c-border-light);align-items:center;gap:20px;margin-bottom:20px;padding:24px;display:flex}.score-circle[data-v-79913182]{background:#2563eb14;border-radius:50%;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;width:80px;height:80px;display:flex}.score-value[data-v-79913182]{color:var(--c-primary);font-size:28px;font-weight:700;line-height:1}.score-label[data-v-79913182]{color:var(--c-text-secondary);font-size:12px}.score-details[data-v-79913182]{flex-direction:column;gap:4px;font-size:14px;display:flex}.score-item.correct[data-v-79913182]{color:var(--c-success)}.score-item.wrong[data-v-79913182]{color:#dc2626}.section-title[data-v-79913182]{margin-bottom:12px;font-size:16px;font-weight:600}.wrong-card[data-v-79913182]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius-sm);margin-bottom:10px;padding:16px}.wrong-question[data-v-79913182]{margin-bottom:8px;font-size:14px;line-height:1.5}.wrong-answer[data-v-79913182]{margin-bottom:4px;font-size:13px}.user-ans[data-v-79913182]{color:#dc2626;text-decoration:line-through}.right-ans[data-v-79913182]{color:var(--c-success)}.wrong-tags[data-v-79913182]{gap:6px;margin-top:8px;display:flex}.tag-type[data-v-79913182]{background:var(--c-gray-100);color:var(--c-text-secondary);border-radius:10px;padding:2px 10px;font-size:11px}.suggestion[data-v-79913182]{border-radius:var(--radius-sm);background:#2563eb0a;border:1px solid #2563eb1f;margin-bottom:20px;padding:16px;font-size:14px;line-height:1.6}.result-actions[data-v-79913182]{gap:12px;display:flex}.btn-primary[data-v-79913182],.btn-secondary[data-v-79913182],.btn-lg[data-v-79913182]{border-radius:50px;justify-content:center;align-items:center;padding:10px 24px;font-size:14px;font-weight:500;transition:background .15s;display:inline-flex}.btn-primary[data-v-79913182]{background:var(--c-primary);color:#fff;border:none}.btn-primary[data-v-79913182]:hover{background:var(--c-primary-hover)}.btn-primary[data-v-79913182]:disabled{opacity:.5;cursor:not-allowed}.btn-lg[data-v-79913182]{width:100%;padding:12px 32px;font-size:15px}.btn-secondary[data-v-79913182]{background:var(--c-gray-100);color:var(--c-text);border:1px solid var(--c-border)}.btn-secondary[data-v-79913182]:hover{background:var(--c-border-light)}@media (width<=640px){.ocr-page[data-v-79913182]{padding:20px 16px 40px}}.wrong-page[data-v-24185748]{width:100%;max-width:720px;margin:0 auto;padding:32px 20px 60px}.page-header[data-v-24185748]{margin-bottom:20px}.page-title[data-v-24185748]{margin-bottom:4px;font-size:24px;font-weight:700}.page-desc[data-v-24185748]{color:var(--c-text-secondary);font-size:14px}.filter-bar[data-v-24185748]{flex-wrap:wrap;gap:6px;margin-bottom:20px;display:flex}.filter-chip[data-v-24185748]{border:1px solid var(--c-border);background:var(--c-surface);color:var(--c-text-secondary);border-radius:20px;padding:5px 14px;font-size:13px;transition:all .15s}.filter-chip[data-v-24185748]:hover{border-color:var(--c-primary);color:var(--c-primary)}.filter-chip.active[data-v-24185748]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14}.wrong-list[data-v-24185748]{flex-direction:column;gap:10px;display:flex}.wrong-card[data-v-24185748]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius);padding:16px 20px}.card-top[data-v-24185748]{align-items:center;gap:8px;margin-bottom:8px;display:flex}.q-num[data-v-24185748]{color:#dc2626;background:#fef2f2;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:11px;font-weight:600;display:flex}.tag-type[data-v-24185748],.tag-knowledge[data-v-24185748]{border-radius:10px;padding:2px 10px;font-size:11px}.tag-type[data-v-24185748]{color:#dc2626;background:#ef444414}.tag-knowledge[data-v-24185748]{background:var(--c-gray-100);color:var(--c-text-secondary)}.card-date[data-v-24185748]{color:var(--c-text-secondary);margin-left:auto;font-size:12px}.card-question[data-v-24185748]{margin-bottom:10px;font-size:14px;line-height:1.5}.card-answer[data-v-24185748]{flex-direction:column;gap:4px;margin-bottom:12px;display:flex}.ans-row[data-v-24185748]{gap:6px;font-size:13px;display:flex}.ans-row span[data-v-24185748]{font-weight:500}.ans-row.wrong[data-v-24185748]{color:#dc2626}.ans-row.wrong span[data-v-24185748]{text-decoration:line-through}.ans-row.correct[data-v-24185748]{color:var(--c-success)}.card-actions[data-v-24185748]{gap:8px;display:flex}.action-btn[data-v-24185748]{border:1px solid var(--c-border);background:var(--c-surface);color:var(--c-text);border-radius:20px;padding:6px 16px;font-size:13px;transition:all .15s}.action-btn[data-v-24185748]:hover{border-color:var(--c-primary);color:var(--c-primary)}.action-btn.secondary[data-v-24185748]{background:var(--c-gray-100)}.page-empty[data-v-24185748]{text-align:center;padding:60px 20px}.empty-icon[data-v-24185748]{color:var(--c-text-secondary);margin-bottom:12px;font-size:48px}.page-empty h2[data-v-24185748]{margin-bottom:6px;font-size:18px}.page-empty p[data-v-24185748]{color:var(--c-text-secondary);margin-bottom:16px;font-size:14px}.btn-primary[data-v-24185748]{background:var(--c-primary);color:#fff;border:none;border-radius:50px;justify-content:center;align-items:center;padding:10px 24px;font-size:14px;font-weight:500;display:inline-flex}.btn-primary[data-v-24185748]:hover{background:var(--c-primary-hover)}@media (width<=640px){.wrong-page[data-v-24185748]{padding:20px 16px 40px}}.profile-page[data-v-5a46a81b]{width:100%;max-width:600px;margin:0 auto;padding:32px 20px 60px}.profile-header[data-v-5a46a81b]{align-items:center;gap:16px;margin-bottom:28px;display:flex}.avatar-circle[data-v-5a46a81b]{background:var(--c-gray-100);width:56px;height:56px;color:var(--c-text-secondary);border-radius:50%;justify-content:center;align-items:center;font-size:28px;display:flex}.profile-info h2[data-v-5a46a81b]{font-size:18px;font-weight:600}.profile-tier[data-v-5a46a81b]{color:var(--c-text-secondary);background:var(--c-gray-100);border-radius:10px;margin-top:2px;padding:2px 10px;font-size:13px;display:inline-block}.section[data-v-5a46a81b]{margin-bottom:28px}.section-title[data-v-5a46a81b]{margin-bottom:12px;font-size:15px;font-weight:600}.quota-grid[data-v-5a46a81b]{flex-direction:column;gap:12px;display:flex}.quota-bar[data-v-5a46a81b]{background:var(--c-gray-100);border-radius:3px;height:6px;margin-bottom:6px;overflow:hidden}.quota-fill[data-v-5a46a81b]{border-radius:3px;height:100%;transition:width .3s}.quota-fill.plan[data-v-5a46a81b]{background:var(--c-primary)}.quota-fill.paper[data-v-5a46a81b]{background:#d97706}.quota-fill.ocr[data-v-5a46a81b]{background:var(--c-success)}.quota-info[data-v-5a46a81b]{justify-content:space-between;font-size:13px;display:flex}.quota-num[data-v-5a46a81b]{color:var(--c-text-secondary)}.archive-card[data-v-5a46a81b]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius-sm);align-items:center;gap:10px;margin-bottom:8px;padding:12px 16px;display:flex}.archive-tag[data-v-5a46a81b]{color:var(--c-primary);background:#2563eb14;border-radius:10px;padding:2px 10px;font-size:12px;font-weight:500}.archive-info[data-v-5a46a81b]{color:var(--c-text-secondary);font-size:13px}.section-empty[data-v-5a46a81b]{color:var(--c-text-secondary);text-align:center;padding:20px;font-size:13px}.stats-grid[data-v-5a46a81b]{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.stat-card[data-v-5a46a81b]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius-sm);text-align:center;padding:16px 10px}.stat-num[data-v-5a46a81b]{color:var(--c-primary);font-size:22px;font-weight:700;display:block}.stat-lbl[data-v-5a46a81b]{color:var(--c-text-secondary);font-size:12px}@media (width<=640px){.profile-page[data-v-5a46a81b]{padding:20px 16px 40px}.stats-grid[data-v-5a46a81b]{grid-template-columns:repeat(2,1fr)}}.learn-shell[data-v-d11c0fc9]{background:var(--c-bg);flex-direction:column;height:calc(100vh - 52px);display:flex}.phase-bar[data-v-d11c0fc9]{background:var(--c-surface);border-bottom:1px solid var(--c-border-light);box-shadow:var(--shadow);flex-shrink:0;padding:16px 24px 12px}.phase-nav-row[data-v-d11c0fc9]{align-items:center;gap:12px;margin-bottom:10px;display:flex}.phase-arrow[data-v-d11c0fc9]{border:1px solid var(--c-border);background:var(--c-surface);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:14px;display:flex}.phase-arrow[data-v-d11c0fc9]:hover:not(:disabled){border-color:var(--c-primary);color:var(--c-primary)}.phase-arrow[data-v-d11c0fc9]:disabled{opacity:.3;cursor:not-allowed}.phase-id[data-v-d11c0fc9]{flex:1}.phase-num[data-v-d11c0fc9]{color:var(--c-primary);letter-spacing:1px;font-size:11px;font-weight:600}.phase-title[data-v-d11c0fc9]{margin-top:2px;font-size:17px;font-weight:700;display:block}.phase-progress-row[data-v-d11c0fc9]{align-items:center;gap:8px;margin-bottom:8px;display:flex}.phase-progress-bar[data-v-d11c0fc9]{background:var(--c-gray-100);border-radius:2px;flex:1;height:4px;overflow:hidden}.phase-progress-fill[data-v-d11c0fc9]{background:var(--c-primary);border-radius:2px;height:100%;transition:width .3s}.phase-progress-text[data-v-d11c0fc9]{color:var(--c-text-secondary);flex-shrink:0;font-size:11px}.phase-progress-global[data-v-d11c0fc9]{color:var(--c-text-secondary);margin-left:auto;font-size:11px}.phase-goal[data-v-d11c0fc9]{color:var(--c-text-secondary);margin-bottom:8px;font-size:13px;line-height:1.5}.goal-label[data-v-d11c0fc9]{color:var(--c-text);font-weight:600}.phase-tasks[data-v-d11c0fc9]{margin-bottom:8px}.tasks-toggle[data-v-d11c0fc9]{color:var(--c-primary);cursor:pointer;background:0 0;border:none;padding:4px 0;font-size:13px}.tasks-list[data-v-d11c0fc9]{background:var(--c-gray-50);border-radius:var(--radius-sm);flex-direction:column;gap:4px;margin-top:4px;padding:8px 12px;display:flex}.task-item[data-v-d11c0fc9]{color:var(--c-text-secondary);align-items:flex-start;gap:8px;font-size:13px;display:flex}.task-bullet[data-v-d11c0fc9]{background:var(--c-primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;margin-top:2px;font-size:10px;display:flex}.phase-topics[data-v-d11c0fc9]{margin-top:4px}.topics-scroll[data-v-d11c0fc9]{gap:6px;padding-bottom:4px;display:flex;overflow-x:auto}.topic-chip[data-v-d11c0fc9]{border:1px solid var(--c-border);background:var(--c-surface);cursor:pointer;white-space:nowrap;border-radius:20px;flex-shrink:0;align-items:center;gap:4px;padding:5px 12px;font-size:12px;display:flex}.topic-chip[data-v-d11c0fc9]:hover{border-color:var(--c-primary)}.topic-chip.active[data-v-d11c0fc9]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14;font-weight:500}.topic-chip.done[data-v-d11c0fc9]{opacity:.7;border-color:var(--c-success);background:#10b9810f}.chip-diff[data-v-d11c0fc9]{border-radius:8px;padding:0 6px;font-size:10px}.chip-diff.easy[data-v-d11c0fc9]{color:var(--c-success);background:#10b9811a}.chip-diff.mid[data-v-d11c0fc9]{color:#d97706;background:#f59e0b1a}.chip-diff.hard[data-v-d11c0fc9]{color:#dc2626;background:#ef44441a}.content-area[data-v-d11c0fc9]{flex:1;overflow-y:auto}.content-header[data-v-d11c0fc9]{background:var(--c-surface);border-bottom:1px solid var(--c-border-light);z-index:10;justify-content:space-between;align-items:center;padding:16px 24px;display:flex;position:sticky;top:0}.content-topic-name[data-v-d11c0fc9]{font-size:18px;font-weight:700}.content-actions[data-v-d11c0fc9]{gap:8px;display:flex}.content-body[data-v-d11c0fc9]{max-width:780px;padding:20px 24px 24px}.content-footer[data-v-d11c0fc9]{border-top:1px solid var(--c-border-light);background:var(--c-surface);justify-content:center;align-items:center;gap:12px;padding:16px 24px;display:flex}.action-btn[data-v-d11c0fc9]{border:1px solid var(--c-border);background:var(--c-surface);cursor:pointer;border-radius:20px;padding:7px 18px;font-size:13px}.action-btn[data-v-d11c0fc9]:hover{border-color:var(--c-primary);color:var(--c-primary)}.action-btn.primary[data-v-d11c0fc9]{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}.action-btn.primary[data-v-d11c0fc9]:hover{background:var(--c-primary-hover)}.action-btn[data-v-d11c0fc9]:disabled{opacity:.4;cursor:not-allowed}.sec[data-v-d11c0fc9]{margin-bottom:20px}.sec-title[data-v-d11c0fc9]{border-bottom:2px solid var(--c-primary);margin-bottom:8px;padding-bottom:4px;font-size:15px;font-weight:700;display:inline-block}.formula-card[data-v-d11c0fc9]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius-sm);align-items:center;gap:10px;margin-bottom:4px;padding:8px 14px;display:flex}.f-tag[data-v-d11c0fc9]{color:var(--c-primary);background:#2563eb14;border-radius:8px;padding:1px 8px;font-size:10px}.f-text[data-v-d11c0fc9]{font-size:14px}.theorem-item[data-v-d11c0fc9]{background:var(--c-surface);border-radius:0 var(--radius-sm) var(--radius-sm) 0;border-left:3px solid #d97706;align-items:flex-start;gap:8px;margin-bottom:4px;padding:6px 12px;font-size:14px;line-height:1.5;display:flex}.th-bullet[data-v-d11c0fc9]{color:#d97706;flex-shrink:0;margin-top:5px;font-size:10px}.explanation[data-v-d11c0fc9]{background:var(--c-surface);border-radius:var(--radius-sm);border:1px solid var(--c-border-light);padding:14px 18px;font-size:15px;line-height:1.8}.ex-card[data-v-d11c0fc9]{background:var(--c-surface);border:1px solid var(--c-border-light);border-radius:var(--radius-sm);margin-bottom:8px;overflow:hidden}.ex-header[data-v-d11c0fc9]{background:var(--c-gray-50);border-bottom:1px solid var(--c-border-light);padding:8px 14px;font-size:13px;font-weight:600}.ex-body[data-v-d11c0fc9]{padding:12px 14px}.ex-label[data-v-d11c0fc9]{color:var(--c-text-secondary);font-size:11px;display:block}.ex-text[data-v-d11c0fc9]{white-space:pre-wrap;margin:0;font-family:inherit;font-size:14px;line-height:1.6}.ex-solution[data-v-d11c0fc9]{border-top:1px solid var(--c-border-light)}.ex-solution summary[data-v-d11c0fc9]{cursor:pointer;color:var(--c-primary);padding:8px 14px;font-size:13px}.ex-solution-body[data-v-d11c0fc9]{padding:10px 14px}.ex-solution-body pre[data-v-d11c0fc9]{white-space:pre-wrap;margin:0;font-family:inherit;font-size:14px;line-height:1.6}.ex-answer[data-v-d11c0fc9]{color:var(--c-success);font-weight:500}.content-empty[data-v-d11c0fc9]{text-align:center;color:var(--c-text-secondary);padding:60px 20px}.overlay[data-v-d11c0fc9]{z-index:200;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.practice-panel[data-v-d11c0fc9]{background:var(--c-surface);border-radius:var(--radius);flex-direction:column;width:540px;max-height:80vh;display:flex;box-shadow:0 20px 60px #00000026}.pp-header[data-v-d11c0fc9]{border-bottom:1px solid var(--c-border-light);justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.pp-header h3[data-v-d11c0fc9]{font-size:15px;font-weight:600}.pp-close[data-v-d11c0fc9]{cursor:pointer;color:var(--c-text-secondary);background:0 0;border:none;font-size:18px}.pp-body[data-v-d11c0fc9]{flex:1;padding:14px 20px;overflow-y:auto}.pp-footer[data-v-d11c0fc9]{border-top:1px solid var(--c-border-light);justify-content:flex-end;padding:10px 20px;display:flex}.pq[data-v-d11c0fc9]{background:var(--c-gray-50);border-radius:var(--radius-sm);gap:10px;margin-bottom:12px;padding:12px;display:flex}.pq-num[data-v-d11c0fc9]{background:var(--c-primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;font-size:11px;font-weight:600;display:flex}.pq-content[data-v-d11c0fc9]{flex:1;min-width:0}.pq-q[data-v-d11c0fc9]{white-space:pre-wrap;margin-bottom:6px;font-size:14px;line-height:1.6}.pq-a summary[data-v-d11c0fc9]{color:var(--c-primary);cursor:pointer;font-size:13px}.pq-sol[data-v-d11c0fc9]{color:var(--c-text-secondary);margin:4px 0;font-size:13px;line-height:1.5}.pq-ans[data-v-d11c0fc9]{color:var(--c-success);font-size:13px;font-weight:500}@media (width<=768px){.phase-bar[data-v-d11c0fc9]{padding:12px 16px}.content-header[data-v-d11c0fc9]{flex-direction:column;align-items:flex-start;gap:8px}.content-body[data-v-d11c0fc9]{padding:16px}}.course-tabs[data-v-d11c0fc9]{flex-wrap:wrap;gap:6px;margin-bottom:10px;display:flex}.course-tab[data-v-d11c0fc9]{border:1px solid var(--c-border);background:var(--c-gray-50);cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:5px 12px;font-size:12px;transition:all .12s;display:flex}.course-tab[data-v-d11c0fc9]:hover{border-color:var(--c-primary)}.course-tab.active[data-v-d11c0fc9]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14;font-weight:500}.ct-progress[data-v-d11c0fc9]{color:var(--c-text-secondary);font-size:10px}.course-tab.active .ct-progress[data-v-d11c0fc9]{color:var(--c-primary)}.pc-section[data-v-d11c0fc9]{margin-bottom:16px}.pc-label[data-v-d11c0fc9]{color:var(--c-text);margin-bottom:8px;font-size:13px;font-weight:600}.pc-radio-group[data-v-d11c0fc9]{gap:6px;display:flex}.pc-radio[data-v-d11c0fc9]{border:1px solid var(--c-border);background:var(--c-surface);cursor:pointer;border-radius:20px;padding:7px 16px;font-size:13px;transition:all .12s}.pc-radio[data-v-d11c0fc9]:hover{border-color:var(--c-primary);color:var(--c-primary)}.pc-radio.active[data-v-d11c0fc9]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14;font-weight:500}.pc-slider-row[data-v-d11c0fc9]{padding:0 4px}.pc-slider[data-v-d11c0fc9]{width:100%;accent-color:var(--c-primary);cursor:pointer}.pc-slider-labels[data-v-d11c0fc9]{color:var(--c-text-secondary);justify-content:space-between;margin-top:2px;font-size:11px;display:flex}.pc-chip-group[data-v-d11c0fc9]{flex-wrap:wrap;gap:6px;display:flex}.pc-chip[data-v-d11c0fc9]{border:1px solid var(--c-border);background:var(--c-surface);cursor:pointer;border-radius:20px;padding:6px 14px;font-size:13px;transition:all .12s}.pc-chip[data-v-d11c0fc9]:hover{border-color:var(--c-primary);color:var(--c-primary)}.pc-chip.active[data-v-d11c0fc9]{border-color:var(--c-primary);color:var(--c-primary);background:#2563eb14;font-weight:500}.pq-tags[data-v-d11c0fc9]{flex-wrap:wrap;gap:4px;margin-bottom:6px;display:flex}.pq-tag[data-v-d11c0fc9]{border-radius:8px;padding:1px 8px;font-size:10px}.pq-tag.type[data-v-d11c0fc9]{color:var(--c-primary);background:#2563eb14}.pq-tag.diff.easy[data-v-d11c0fc9]{color:var(--c-success);background:#10b9811a}.pq-tag.diff.mid[data-v-d11c0fc9]{color:#d97706;background:#f59e0b1a}.pq-tag.diff.hard[data-v-d11c0fc9]{color:#dc2626;background:#ef44441a}.pq-tag.topic[data-v-d11c0fc9]{background:var(--c-gray-100);color:var(--c-text-secondary)}.pq-opts[data-v-d11c0fc9]{flex-direction:column;gap:4px;margin:8px 0;display:flex}.pq-opt[data-v-d11c0fc9]{border:1px solid var(--c-border-light);cursor:pointer;border-radius:6px;align-items:center;gap:6px;padding:5px 10px;font-size:13px;display:flex}.pq-opt[data-v-d11c0fc9]:has(input:checked){border-color:var(--c-primary);background:#2563eb0a}.pq-opt input[data-v-d11c0fc9]{accent-color:var(--c-primary)}
