.worksheets-page{max-width:1280px;margin:0 auto;padding:3rem 1.5rem 5rem;position:relative}.worksheets-header{text-align:center;margin-bottom:4rem;animation:slideDown .6s ease-out}.worksheets-header h1{font-size:3rem;font-weight:800;color:var(--color-text);margin-bottom:.75rem;background:linear-gradient(135deg,var(--color-playful-blue),var(--color-playful-purple));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.worksheets-header p{color:var(--color-text-muted);font-size:1.25rem;font-weight:500;max-width:600px;margin:0 auto}.worksheets-empty-state{text-align:center;padding:4rem 2rem;background:#fff6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:24px;border:2px dashed rgba(226,230,238,.8);color:var(--color-text-muted);font-size:1.2rem;font-weight:600}.worksheets-container{display:flex;flex-direction:column;gap:4rem}.worksheet-stage-group{background:#ffffff80;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:28px;padding:2.5rem;box-shadow:0 8px 32px #1e1b4b0a;border:1px solid rgba(255,255,255,.8);position:relative;overflow:hidden}.worksheet-stage-group:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top right,rgba(14,165,233,.03),transparent 50%),radial-gradient(circle at bottom left,rgba(168,85,247,.03),transparent 50%);z-index:-1;pointer-events:none}.worksheet-stage-title{display:flex;align-items:center;gap:1.25rem;margin-bottom:2.5rem;padding-bottom:1.5rem;border-bottom:2px solid rgba(226,230,238,.6);font-size:1.8rem;font-weight:800;color:var(--color-text)}.stage-badge{background:linear-gradient(135deg,var(--color-playful-blue),var(--color-playful-purple));color:#fff;padding:.4rem 1rem;border-radius:var(--radius-full);font-size:1rem;font-weight:800;box-shadow:0 4px 12px #0ea5e940}.worksheets-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem}.worksheet-card{background:#fffc;border:1px solid rgba(255,255,255,.9);border-radius:20px;padding:1.75rem;display:flex;flex-direction:column;transition:all .3s cubic-bezier(.34,1.56,.64,1);box-shadow:0 4px 16px #00000008;position:relative}.worksheet-card:hover{transform:translateY(-6px);box-shadow:0 16px 32px #0ea5e91a,0 0 0 1px #0ea5e94d}.ws-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.ws-type-badge,.ws-diff-badge{font-size:.85rem;font-weight:700;padding:.4rem .75rem;border-radius:var(--radius-full);display:flex;align-items:center;gap:.4rem}.ws-type-badge.practice{background:#0ea5e91a;color:#0284c7}.ws-type-badge.review{background:#f59e0b1a;color:#d97706}.ws-type-badge.challenge{background:#ef44441a;color:#b91c1c}.ws-type-badge.mini-test{background:#a855f71a;color:#7e22ce}.ws-diff-badge.easy{color:#059669;background:#10b9811a}.ws-diff-badge.medium{color:#d97706;background:#f59e0b1a}.ws-diff-badge.hard{color:#dc2626;background:#ef44441a}.ws-card-title{font-size:1.25rem;font-weight:800;margin:0 0 .75rem;color:var(--color-text);line-height:1.3}.ws-card-desc{font-size:.95rem;color:var(--color-text-secondary);margin:0 0 1.25rem;line-height:1.5;flex-grow:1}.ws-card-meta{font-size:.9rem;color:var(--color-text-muted);margin-bottom:1.25rem;font-weight:600;display:flex;align-items:center;gap:.5rem;background:#f1f3f899;padding:.5rem .75rem;border-radius:12px;width:max-content}.ws-card-actions{display:flex;flex-direction:column;gap:.75rem;margin-top:auto}.ws-btn{text-align:center;display:flex;justify-content:center;align-items:center;gap:.5rem;text-decoration:none;font-size:1rem;padding:.75rem 1.25rem;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.dark-mode .worksheets-empty-state{background:#1e293b66;border-color:#ffffff1a}.dark-mode .worksheet-stage-group{background:#1e293b80;border-color:#ffffff0d}.dark-mode .worksheet-card{background:#0f172a99;border-color:#ffffff0d}.dark-mode .ws-card-meta{background:#1e293b99}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:600px){.worksheet-stage-title{flex-direction:column;align-items:flex-start;gap:.75rem}.worksheets-header h1{font-size:2.25rem}}.worksheets-seo-intro{max-width:1000px;margin:0 auto 4rem;padding:2.5rem;background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);border:1px solid rgba(14,165,233,.1);text-align:center}.worksheets-seo-intro h2{color:var(--color-primary);font-size:1.8rem;margin-bottom:1.5rem;font-weight:800}.ws-seo-content p{color:var(--color-text-muted);font-size:1.15rem;line-height:1.7;margin-bottom:1rem}.dark-mode .worksheets-seo-intro{background:#1e293b66;border-color:#33415599}