.passive-ad[data-astro-cid-b5ta6vxj]{border-left:3px solid var(--border-color);background:var(--bg-tertiary);border-radius:var(--radius-lg);justify-content:center;align-items:center;min-height:120px;margin:2rem 0;padding:1.5rem;display:flex}.ad-label[data-astro-cid-b5ta6vxj]{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:.75rem}.anim-notice-overlay[data-astro-cid-vxxtdyex]{z-index:9999;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000b3;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.anim-notice-card[data-astro-cid-vxxtdyex]{color:#cdd6f4;background:#1e1e2e;border:1px solid #313244;border-radius:12px;width:100%;max-width:480px;padding:24px;position:relative;box-shadow:0 16px 40px #00000080}.anim-notice-x[data-astro-cid-vxxtdyex]{color:#a6adc8;cursor:pointer;background:0 0;border:none;font-size:24px;line-height:1;position:absolute;top:12px;right:16px}.anim-notice-x[data-astro-cid-vxxtdyex]:hover{color:#cdd6f4}.anim-notice-title[data-astro-cid-vxxtdyex]{color:#f38ba8;margin-top:0;margin-bottom:12px;font-size:18px;font-weight:600}.anim-notice-card[data-astro-cid-vxxtdyex] p[data-astro-cid-vxxtdyex]{color:#cdd6f4;margin-bottom:12px;font-size:14px;line-height:1.5}.anim-notice-card[data-astro-cid-vxxtdyex] a[data-astro-cid-vxxtdyex]{color:#89b4fa;text-decoration:underline}.anim-notice-btn[data-astro-cid-vxxtdyex]{color:#11111b;cursor:pointer;background:#89b4fa;border:none;border-radius:6px;margin-top:8px;padding:8px 18px;font-size:14px;font-weight:600}.anim-notice-btn[data-astro-cid-vxxtdyex]:hover{background:#b4befe}.playlist-dashboard[data-astro-cid-zr6hwo6e]{--primary-glow:#2563eb26;background:var(--bg-primary);min-height:100vh;padding-bottom:var(--space-20);color:var(--text-primary);font-family:var(--font-sans)}.container[data-astro-cid-zr6hwo6e]{max-width:1100px;padding:0 var(--space-4);margin:0 auto}.playlist-sticky-header[data-astro-cid-zr6hwo6e]{top:var(--header-height);z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);padding:var(--space-3) 0;opacity:0;pointer-events:none;transition:transform var(--transition-base), opacity var(--transition-base);background:#12101dd9;position:sticky;left:0;right:0;transform:translateY(-100%)}.playlist-sticky-header[data-astro-cid-zr6hwo6e].show{opacity:1;pointer-events:auto;transform:translateY(0)}.sticky-nav-inner[data-astro-cid-zr6hwo6e]{justify-content:space-between;align-items:center;gap:var(--space-4);display:flex}.nav-playlist-info[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-2);display:flex}.nav-playlist-info[data-astro-cid-zr6hwo6e] .nav-icon[data-astro-cid-zr6hwo6e]{font-size:var(--text-xl)}.nav-playlist-info[data-astro-cid-zr6hwo6e] .nav-title[data-astro-cid-zr6hwo6e]{font-weight:var(--weight-bold);font-size:var(--text-sm)}.nav-progress-badge[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-3);display:flex}.nav-progress-badge[data-astro-cid-zr6hwo6e] .label[data-astro-cid-zr6hwo6e]{font-size:var(--text-xs);color:var(--text-muted)}.nav-progress-badge[data-astro-cid-zr6hwo6e] .value[data-astro-cid-zr6hwo6e]{font-weight:var(--weight-bold);color:var(--accent-color);font-size:var(--text-sm)}.sticky-progress-rail[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-full);background:#ffffff14;width:120px;height:6px;overflow:hidden}.sticky-progress-fill[data-astro-cid-zr6hwo6e]{background:var(--accent-color);border-radius:var(--radius-full);height:100%;transition:width var(--transition-base)}.playlist-header[data-astro-cid-zr6hwo6e]{padding:var(--space-16) 0 var(--space-10);background:radial-gradient(ellipse at top, var(--primary-glow) 0%, transparent 70%);border-bottom:1px solid var(--border-color);text-align:center;position:relative}.playlist-badge[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-4);display:inline-flex}.header-title[data-astro-cid-zr6hwo6e]{font-family:var(--font-heading);font-size:var(--text-4xl);font-weight:var(--weight-extrabold);margin-bottom:var(--space-3);letter-spacing:-.02em}.header-subtitle[data-astro-cid-zr6hwo6e]{color:var(--text-secondary);max-width:600px;margin:0 auto var(--space-6);font-size:var(--text-base);line-height:var(--leading-normal)}.header-actions[data-astro-cid-zr6hwo6e]{justify-content:center;align-items:center;gap:var(--space-4);display:flex}.header-actions[data-astro-cid-zr6hwo6e] .btn[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-lg);font-weight:var(--weight-semibold);padding:var(--space-3) var(--space-6);cursor:pointer;border:1px solid var(--border-color)}.header-actions[data-astro-cid-zr6hwo6e] .btn-primary[data-astro-cid-zr6hwo6e]{background:var(--accent-color);color:var(--bg-primary);border-color:var(--accent-color)}.header-actions[data-astro-cid-zr6hwo6e] .btn-primary[data-astro-cid-zr6hwo6e]:hover{opacity:.9}.header-actions[data-astro-cid-zr6hwo6e] .btn-secondary[data-astro-cid-zr6hwo6e]{color:var(--text-primary);background:#ffffff0d}.header-actions[data-astro-cid-zr6hwo6e] .btn-secondary[data-astro-cid-zr6hwo6e]:hover{background:#ffffff1a}.stats-section[data-astro-cid-zr6hwo6e]{gap:var(--space-4);margin-top:var(--space-8);margin-bottom:var(--space-6);grid-template-columns:320px 1fr;display:grid}.stats-card[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-6);padding:var(--space-6);border-radius:var(--radius-xl);display:flex}.circular-progress-container[data-astro-cid-zr6hwo6e]{width:80px;height:80px}.circular-chart[data-astro-cid-zr6hwo6e]{max-width:100%;max-height:100%;display:block}.circle-bg[data-astro-cid-zr6hwo6e]{fill:none;stroke:#ffffff0f;stroke-width:3.8px}.circle[data-astro-cid-zr6hwo6e]{fill:none;stroke:var(--accent-color);stroke-width:3.8px;stroke-linecap:round;transition:stroke-dasharray var(--transition-slow)}.percentage[data-astro-cid-zr6hwo6e]{fill:var(--text-primary);font-family:var(--font-sans);font-size:.5em;font-weight:var(--weight-bold);text-anchor:middle}.overall-info[data-astro-cid-zr6hwo6e] h3[data-astro-cid-zr6hwo6e]{font-size:var(--text-base);font-weight:var(--weight-bold);margin-bottom:var(--space-1)}.overall-info[data-astro-cid-zr6hwo6e] p[data-astro-cid-zr6hwo6e]{font-size:var(--text-sm);color:var(--text-muted)}.difficulty-cards-grid[data-astro-cid-zr6hwo6e]{gap:var(--space-4);grid-template-columns:repeat(3,1fr);display:grid}.difficulty-card[data-astro-cid-zr6hwo6e]{padding:var(--space-5);border-radius:var(--radius-xl);flex-direction:column;justify-content:space-between;display:flex}.diff-header[data-astro-cid-zr6hwo6e]{margin-bottom:var(--space-4);justify-content:space-between;align-items:center;display:flex}.diff-count[data-astro-cid-zr6hwo6e]{font-weight:var(--weight-bold);font-size:var(--text-sm)}.progress-rail-mini[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-full);background:#ffffff14;height:6px;overflow:hidden}.progress-bar-fill-mini[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-full);height:100%;transition:width var(--transition-base)}.bg-easy[data-astro-cid-zr6hwo6e]{background:var(--color-success)}.bg-medium[data-astro-cid-zr6hwo6e]{background:var(--color-warning)}.bg-hard[data-astro-cid-zr6hwo6e]{background:var(--color-error)}.toolbar-section[data-astro-cid-zr6hwo6e]{justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-4);border-radius:var(--radius-lg);margin-bottom:var(--space-6);display:flex}.search-box[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-2);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--space-2) var(--space-4);background:#ffffff0d;flex-grow:1;max-width:450px;display:flex}.search-box[data-astro-cid-zr6hwo6e] svg[data-astro-cid-zr6hwo6e]{color:var(--text-muted)}.search-box[data-astro-cid-zr6hwo6e] input[data-astro-cid-zr6hwo6e]{color:var(--text-primary);width:100%;font-size:var(--text-sm);background:0 0;border:none;outline:none}.filters-group[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-3);display:flex}.form-select[data-astro-cid-zr6hwo6e]{border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--space-2) var(--space-4);color:var(--text-primary);font-size:var(--text-sm);cursor:pointer;background:#ffffff0d;outline:none}.form-select[data-astro-cid-zr6hwo6e] option[data-astro-cid-zr6hwo6e]{background:var(--bg-secondary);color:var(--text-primary)}.learning-path-sections[data-astro-cid-zr6hwo6e]{gap:var(--space-4);flex-direction:column;display:flex}.roadmap-accordion-item[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-xl);transition:border-color var(--transition-base);overflow:hidden}.roadmap-accordion-item[data-astro-cid-zr6hwo6e]:hover{border-color:#fff3}.accordion-trigger[data-astro-cid-zr6hwo6e]{width:100%;padding:var(--space-5) var(--space-6);text-align:left;cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;display:flex}.accordion-trigger-left[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-4);display:flex}.chevron-icon[data-astro-cid-zr6hwo6e]{transition:transform var(--transition-base);color:var(--text-muted);justify-content:center;align-items:center;display:flex}.roadmap-accordion-item[data-astro-cid-zr6hwo6e]:not(.closed) .chevron-icon[data-astro-cid-zr6hwo6e]{transform:rotate(90deg)}.trigger-title-group[data-astro-cid-zr6hwo6e]{gap:var(--space-1);flex-direction:column;display:flex}.trigger-title-group[data-astro-cid-zr6hwo6e] h3[data-astro-cid-zr6hwo6e]{font-size:var(--text-lg);font-weight:var(--weight-bold);color:var(--text-primary)}.section-meta[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-3);font-size:var(--text-xs);color:var(--text-muted);display:flex}.problem-count-tag[data-astro-cid-zr6hwo6e]{padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm);background:#ffffff0d}.completion-percent-tag[data-astro-cid-zr6hwo6e]{color:var(--accent-color);font-weight:var(--weight-semibold)}.trigger-right[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-4);display:flex}.section-progress-rail[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-full);background:#ffffff14;width:120px;height:8px;overflow:hidden}.section-progress-fill[data-astro-cid-zr6hwo6e]{background:var(--accent-color);border-radius:var(--radius-full);height:100%;transition:width var(--transition-base)}.accordion-content[data-astro-cid-zr6hwo6e]{transition:max-height var(--transition-base) ease-out;border-top:1px solid var(--border-color);background:#0000001a;max-height:2000px}.roadmap-accordion-item[data-astro-cid-zr6hwo6e].closed .accordion-content[data-astro-cid-zr6hwo6e]{border-top-color:#0000;max-height:0;overflow:hidden}.problems-table[data-astro-cid-zr6hwo6e]{flex-direction:column;display:flex}.problem-row[data-astro-cid-zr6hwo6e]{padding:var(--space-4) var(--space-6);transition:background-color var(--transition-fast);border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;display:flex}.problem-row[data-astro-cid-zr6hwo6e]:last-child{border-bottom:none}.problem-row[data-astro-cid-zr6hwo6e]:hover{background:#ffffff05}.row-left[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-4);display:flex}.completion-checkbox-wrapper[data-astro-cid-zr6hwo6e]{cursor:pointer;align-items:center;display:flex;position:relative}.problem-checkbox[data-astro-cid-zr6hwo6e]{opacity:0;cursor:pointer;width:0;height:0;position:absolute}.checkbox-custom[data-astro-cid-zr6hwo6e]{border:2px solid var(--text-muted);border-radius:var(--radius-sm);width:20px;height:20px;transition:all var(--transition-fast);background-color:#0000;display:inline-block;position:relative}.problem-checkbox[data-astro-cid-zr6hwo6e]:checked~.checkbox-custom[data-astro-cid-zr6hwo6e]{background-color:var(--color-success);border-color:var(--color-success)}.checkbox-custom[data-astro-cid-zr6hwo6e]:after{content:"";border:2px solid #fff;border-width:0 2px 2px 0;width:5px;height:10px;display:none;position:absolute;top:2px;left:6px;transform:rotate(45deg)}.problem-checkbox[data-astro-cid-zr6hwo6e]:checked~.checkbox-custom[data-astro-cid-zr6hwo6e]:after{display:block}.problem-title[data-astro-cid-zr6hwo6e]{font-weight:var(--weight-medium);font-size:var(--text-sm)}.problem-title-wrap[data-astro-cid-zr6hwo6e]{gap:var(--space-1);flex-direction:column;display:flex}.problem-subtitle[data-astro-cid-zr6hwo6e]{font-size:var(--text-xs);color:var(--text-muted)}.row-right[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-4);display:flex}.difficulty-badge[data-astro-cid-zr6hwo6e]{font-size:var(--text-xs);font-weight:var(--weight-semibold);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);text-transform:capitalize}.badge-easy[data-astro-cid-zr6hwo6e]{color:var(--color-success);background:#00b8941a}.badge-medium[data-astro-cid-zr6hwo6e]{color:var(--color-warning);background:#fdcb6e1a}.badge-hard[data-astro-cid-zr6hwo6e]{color:var(--color-error);background:#d630311a}.row-actions[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-2);display:flex}.action-btn[data-astro-cid-zr6hwo6e]{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--weight-semibold);transition:all var(--transition-fast);border:1px solid var(--border-color);text-decoration:none;display:inline-flex}.btn-video[data-astro-cid-zr6hwo6e]{color:var(--text-secondary);background:#ffffff08}.btn-video[data-astro-cid-zr6hwo6e]:hover{background:#ffffff14;border-color:#fff3}.btn-practice[data-astro-cid-zr6hwo6e]{color:var(--text-primary);background:#ffffff0d}.btn-practice[data-astro-cid-zr6hwo6e]:hover{background:var(--accent-color);border-color:var(--accent-color);color:var(--bg-primary);box-shadow:0 4px 12px #0003}.status-indicator-dot[data-astro-cid-zr6hwo6e]{border-radius:var(--radius-full);width:8px;height:8px;transition:background-color var(--transition-fast);background:#ffffff1a}.problem-row[data-astro-cid-zr6hwo6e].solved .status-indicator-dot[data-astro-cid-zr6hwo6e]{background:var(--color-success)}.btn-star[data-astro-cid-zr6hwo6e],.btn-note[data-astro-cid-zr6hwo6e]{color:var(--text-muted);cursor:pointer;background:#ffffff08}.btn-star[data-astro-cid-zr6hwo6e]:hover{color:#f1c40f;background:#f1c40f0d;border-color:#f1c40f66}.btn-star[data-astro-cid-zr6hwo6e].active{color:#f1c40f;background:#f1c40f1f;border-color:#f1c40f}.btn-star[data-astro-cid-zr6hwo6e].active .star-icon[data-astro-cid-zr6hwo6e]{fill:#f1c40f}.btn-note[data-astro-cid-zr6hwo6e]:hover{color:var(--accent-color);background:#00cec90d;border-color:#00cec966}.btn-note[data-astro-cid-zr6hwo6e].has-note{color:var(--accent-color);border-color:var(--accent-color);background:#00cec91f}.problem-note-area[data-astro-cid-zr6hwo6e]{padding:var(--space-4) var(--space-6);background:#00000026;border-top:1px dashed #ffffff0d;border-bottom:1px solid #ffffff0d}.note-textarea[data-astro-cid-zr6hwo6e]{border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;min-height:80px;color:var(--text-primary);padding:var(--space-3);font-size:var(--text-sm);font-family:var(--font-sans);resize:vertical;margin-bottom:var(--space-2);transition:border-color var(--transition-fast);background:#ffffff05;outline:none}.note-textarea[data-astro-cid-zr6hwo6e]:focus{border-color:var(--accent-color)}.btn-save-note[data-astro-cid-zr6hwo6e]{background:var(--accent-color);color:var(--bg-primary);border-radius:var(--radius-md);padding:var(--space-2) var(--space-4);font-size:var(--text-xs);font-weight:var(--weight-bold);cursor:pointer;transition:opacity var(--transition-fast);border:none}.btn-save-note[data-astro-cid-zr6hwo6e]:hover{opacity:.9}@media (width<=768px){.stats-section[data-astro-cid-zr6hwo6e],.difficulty-cards-grid[data-astro-cid-zr6hwo6e]{grid-template-columns:1fr}.toolbar-section[data-astro-cid-zr6hwo6e]{flex-direction:column;align-items:stretch}.search-box[data-astro-cid-zr6hwo6e]{max-width:none}.filters-group[data-astro-cid-zr6hwo6e]{justify-content:space-between}.problem-row[data-astro-cid-zr6hwo6e]{align-items:stretch;gap:var(--space-3);padding:var(--space-4);flex-direction:column}.row-right[data-astro-cid-zr6hwo6e]{justify-content:flex-start;gap:var(--space-2);flex-wrap:wrap}.row-actions[data-astro-cid-zr6hwo6e]{flex-wrap:wrap}.accordion-trigger[data-astro-cid-zr6hwo6e]{align-items:stretch;gap:var(--space-3);flex-direction:column}.section-progress-rail[data-astro-cid-zr6hwo6e]{width:100%}.sticky-nav-inner[data-astro-cid-zr6hwo6e]{gap:var(--space-2);flex-direction:column}.nav-progress-badge[data-astro-cid-zr6hwo6e]{justify-content:space-between;width:100%}.sticky-progress-rail[data-astro-cid-zr6hwo6e]{width:80px}}.anim-notice-overlay[data-astro-cid-zr6hwo6e]{z-index:500;padding:var(--space-4);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0a0814b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.anim-notice-card[data-astro-cid-zr6hwo6e]{width:100%;max-width:480px;padding:var(--space-6);border-radius:var(--radius-lg,16px);border:1px solid var(--border-color);background:var(--bg-primary);position:relative;box-shadow:0 20px 60px #00000080}.anim-notice-x[data-astro-cid-zr6hwo6e]{top:var(--space-3);right:var(--space-4);color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:1.6rem;line-height:1;position:absolute}.anim-notice-x[data-astro-cid-zr6hwo6e]:hover{color:var(--text-primary)}.anim-notice-title[data-astro-cid-zr6hwo6e]{font-size:var(--text-lg);margin-bottom:var(--space-3);color:var(--text-primary)}.anim-notice-card[data-astro-cid-zr6hwo6e] p[data-astro-cid-zr6hwo6e]{color:var(--text-muted);margin-bottom:var(--space-3);line-height:1.6}.anim-notice-card[data-astro-cid-zr6hwo6e] a[data-astro-cid-zr6hwo6e]{color:var(--accent-color)}.anim-notice-btn[data-astro-cid-zr6hwo6e]{margin-top:var(--space-2)}