:root{--dz-primary:#6D35E8;--dz-primary-hover:#5B21D6;--dz-primary-soft:#F3EEFF;--dz-secondary:#0d9488;--dz-bg-dark:#F6F7FB;--dz-bg-surface:#FFFFFF;--dz-card-bg:#FFFFFF;--dz-card-hover:#F6F7FB;--dz-border:#E7E9EF;--dz-border-highlight:#D1D5DB;--dz-text:#172033;--dz-text-muted:#667085;--dz-text-dim:#94A3B8;--dz-success:#16A34A;--dz-warning:#F59E0B;--dz-error:#EF4444;--dz-radius-sm:6px;--dz-radius-md:10px;--dz-radius-lg:14px;--dz-radius-xl:20px;--dz-shadow:0 1px 3px rgba(0,0,0,0.05),0 4px 14px rgba(0,0,0,0.03);--dz-shadow-card:0 4px 20px -2px rgba(0,0,0,0.05);--dz-transition:all 0.25s cubic-bezier(0.4,0,0.2,1);--dz-sidebar-width:300px}html{box-sizing:border-box;overflow-x:hidden;max-width:100%}*,*::before,*::after{box-sizing:inherit}body{overflow-x:hidden;max-width:100%;position:relative;background-color:var(--dz-bg-dark);color:var(--dz-text);font-family:'Cairo',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.6;margin:0;padding:0}.dz-container{width:100%;max-width:1440px;margin-inline:auto;padding-inline:16px}.dz-top-banner{background:linear-gradient(90deg,#581c87 0%,#6D35E8 50%,#4c1d95 100%);color:#ffffff;font-size:0.92rem;font-weight:700;text-align:center;padding:9px 12px;box-shadow:0 2px 8px rgba(0,0,0,0.2);position:relative;z-index:50}.dz-banner-inner{display:flex;align-items:center;justify-content:center;gap:8px}.dz-banner-link{color:#ffffff;display:inline-flex;align-items:center;gap:6px;text-decoration:none;transition:opacity 0.2s}.dz-banner-link:hover{opacity:0.9}.dz-banner-sparkle{font-size:1.1rem}.dz-navbar-sticky{position:sticky;top:0;z-index:40;background:rgba(13,19,31,0.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--dz-border);padding:10px 0}.dz-nav-container{display:flex;align-items:center;justify-content:space-between;gap:16px}.dz-nav-right{display:flex;align-items:center;gap:12px}.dz-drawer-toggle-btn{display:none;background:var(--dz-card-bg);border:1px solid var(--dz-border);color:var(--dz-text);padding:8px;border-radius:var(--dz-radius-md);cursor:pointer;transition:var(--dz-transition)}.dz-drawer-toggle-btn:hover{background:var(--dz-card-hover)}.dz-site-brand{display:flex;align-items:center;text-decoration:none}.dz-brand-badge{display:flex;align-items:center;gap:10px}.dz-brand-icon{width:42px;height:42px;background:linear-gradient(135deg,var(--dz-primary) 0%,#3b82f6 100%);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#ffffff;box-shadow:0 4px 12px rgba(37,99,235,0.4)}.dz-brand-text{display:flex;flex-direction:column}.dz-brand-title{font-size:1.25rem;font-weight:800;color:#ffffff;line-height:1.2}.dz-brand-tagline{font-size:0.75rem;color:var(--dz-text-muted);font-weight:500}.dz-brand-logo{height:42px;width:auto}.dz-flag-badge{display:flex;align-items:center;padding:2px 4px;border-radius:4px;border:1px solid rgba(255,255,255,0.1);background:rgba(255,255,255,0.03)}.dz-nav-center{flex:1;max-width:520px}.dz-nav-search-form{width:100%}.dz-search-input-group{display:flex;align-items:center;background:var(--dz-bg-surface);border:1px solid var(--dz-border);border-radius:var(--dz-radius-xl);padding:4px 14px;transition:var(--dz-transition)}.dz-search-input-group:focus-within{border-color:var(--dz-primary);box-shadow:0 0 0 3px rgba(37,99,235,0.25);background:#151f33}.dz-search-field{flex:1;background:transparent;border:none;outline:none;color:var(--dz-text);font-size:0.92rem;padding:6px 8px}.dz-search-field::placeholder{color:var(--dz-text-dim)}.dz-search-submit-btn{background:transparent;border:none;color:var(--dz-text-muted);cursor:pointer;display:flex;align-items:center;padding:4px;transition:color 0.2s}.dz-search-submit-btn:hover{color:var(--dz-primary)}.dz-nav-left{display:flex;align-items:center;gap:10px}.dz-mobile-search-btn{display:none;background:var(--dz-card-bg);border:1px solid var(--dz-border);color:var(--dz-text);padding:8px;border-radius:var(--dz-radius-md);cursor:pointer}.dz-btn-account{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#172033 0%,#334155 100%);border:1px solid rgba(255,255,255,0.12);color:#ffffff;font-size:0.9rem;font-weight:700;padding:7px 16px;border-radius:var(--dz-radius-xl);box-shadow:0 2px 8px rgba(0,0,0,0.25);transition:var(--dz-transition)}.dz-btn-account:hover{background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);border-color:#3b82f6;transform:translateY(-1px)}.dz-main-content-area{padding:24px 0 48px}.dz-app-layout{display:flex;gap:20px;max-width:1440px;margin-inline:auto;padding-inline:16px}.dz-content-primary{flex:1;min-width:0}.dz-sidebar-panel{transition:width 0.28s cubic-bezier(0.4,0,0.2,1),padding 0.28s cubic-bezier(0.4,0,0.2,1);width:var(--dz-sidebar-width);flex-shrink:0;background:var(--dz-card-bg);border:1px solid var(--dz-border);border-radius:var(--dz-radius-lg);padding:20px 16px;box-shadow:var(--dz-shadow);display:flex;flex-direction:column;gap:16px;align-self:flex-start;position:sticky;top:80px}.dz-drawer-header-mobile{display:none;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--dz-border)}.dz-drawer-title{font-weight:800;font-size:1.1rem}.dz-btn-close-drawer{background:transparent;border:none;color:var(--dz-text);cursor:pointer;padding:4px}.dz-sidebar-brand-box{text-align:center;padding-bottom:12px;border-bottom:1px solid var(--dz-border)}.dz-sidebar-logo-img{height:48px;width:auto;margin:0 auto 8px}.dz-sidebar-site-tagline{font-size:0.8rem;color:var(--dz-text-muted);margin-bottom:8px;line-height:1.4}.dz-sidebar-motto-pill{background:linear-gradient(90deg,rgba(124,58,237,0.3) 0%,rgba(37,99,235,0.3) 100%);border:1px solid rgba(139,92,246,0.4);color:#c4b5fd;font-size:0.8rem;font-weight:700;padding:5px 12px;border-radius:var(--dz-radius-xl);display:inline-block}.dz-sidebar-menu-list{list-style:none;display:flex;flex-direction:column;gap:8px}.dz-nav-item{border-radius:var(--dz-radius-md);background:rgba(255,255,255,0.02);border:1px solid transparent;transition:var(--dz-transition)}.dz-nav-item:hover{background:rgba(255,255,255,0.06);border-color:var(--item-color,var(--dz-primary));transform:translateX(-3px)}.dz-nav-link{display:flex;align-items:center;padding:10px 14px;text-decoration:none;gap:10px;color:var(--dz-text)}.dz-nav-label{flex:1;font-size:0.95rem;font-weight:700}.dz-nav-badge-count{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);color:#E7E9EF;font-size:0.75rem;font-weight:800;padding:2px 8px;border-radius:12px;font-feature-settings:"tnum"}.dz-nav-chevron{color:var(--dz-text-dim);display:flex;align-items:center}.dz-sidebar-cta-wrap{margin-top:4px}.dz-btn-forum{display:flex;align-items:center;justify-content:center;gap:10px;background:linear-gradient(135deg,#2563eb 0%,#1e40af 100%);border:1px solid #3b82f6;color:#ffffff;font-weight:800;font-size:0.95rem;padding:12px;border-radius:var(--dz-radius-md);text-decoration:none;box-shadow:0 4px 14px rgba(37,99,235,0.35);transition:var(--dz-transition)}.dz-btn-forum:hover{background:linear-gradient(135deg,#1d4ed8 0%,#1e3a8a 100%);transform:translateY(-2px);box-shadow:0 6px 18px rgba(37,99,235,0.5)}.dz-sidebar-footer-toolbar{display:flex;align-items:center;justify-content:space-around;padding-top:12px;border-top:1px solid var(--dz-border)}.dz-toolbar-icon{width:36px;height:36px;background:rgba(255,255,255,0.04);border:1px solid var(--dz-border);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--dz-text-muted);text-decoration:none;font-weight:800;transition:var(--dz-transition)}.dz-toolbar-icon:hover{background:var(--dz-primary);color:#ffffff;border-color:var(--dz-primary);transform:scale(1.1)}.dz-icon-help{color:#f43f5e;border-color:rgba(244,63,94,0.3)}.dz-hero-strip{background:linear-gradient(135deg,#162035 0%,#1e2d4d 100%);border:1px solid var(--dz-border-highlight);border-radius:var(--dz-radius-lg);padding:20px 24px;margin-bottom:20px;box-shadow:var(--dz-shadow)}.dz-hero-title{font-size:1.5rem;font-weight:800;color:#ffffff;margin-bottom:4px}.dz-hero-tagline{font-size:0.95rem;color:var(--dz-text-muted)}.dz-cards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:28px}.dz-home-card{background:var(--dz-card-bg);border:1px solid var(--dz-border);border-radius:var(--dz-radius-lg);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--dz-shadow-card);transition:var(--dz-transition);position:relative}.dz-home-card:hover{border-color:var(--sec-accent,var(--dz-primary));transform:translateY(-4px);box-shadow:0 12px 35px rgba(0,0,0,0.5)}.dz-card-top-header{padding:12px 14px;text-align:center;color:#ffffff;box-shadow:0 2px 8px rgba(0,0,0,0.25)}.dz-card-title{font-size:1.15rem;font-weight:800;margin:0;text-shadow:0 1px 3px rgba(0,0,0,0.4)}.dz-card-media{background:#000000;aspect-ratio:4 / 3;overflow:hidden;position:relative}.dz-card-illustration{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease}.dz-home-card:hover .dz-card-illustration{transform:scale(1.04)}.dz-card-links-body{flex:1;padding:8px 0;background:var(--dz-bg-surface)}.dz-card-links-list{list-style:none}.dz-link-row{border-bottom:1px solid rgba(255,255,255,0.04)}.dz-link-row:last-child{border-bottom:none}.dz-link-anchor{display:flex;align-items:center;justify-content:space-between;padding:9px 14px;color:var(--dz-text);text-decoration:none;font-size:0.9rem;font-weight:600;transition:var(--dz-transition)}.dz-link-anchor:hover{background:rgba(255,255,255,0.05);color:var(--sec-accent,#60a5fa);padding-right:18px}.dz-link-arrow{color:var(--dz-text-dim);display:flex;align-items:center;transition:transform 0.2s}.dz-link-anchor:hover .dz-link-arrow{transform:translateX(-4px);color:var(--sec-accent,#60a5fa)}.dz-card-bottom-banner{text-align:center;padding:10px 14px}.dz-card-badge-link{color:#ffffff;font-weight:800;font-size:0.92rem;text-decoration:none;display:block;text-shadow:0 1px 3px rgba(0,0,0,0.4);transition:opacity 0.2s}.dz-card-badge-link:hover{opacity:0.9}.dz-recent-resources-section{background:var(--dz-card-bg);border:1px solid var(--dz-border);border-radius:var(--dz-radius-lg);padding:22px;box-shadow:var(--dz-shadow)}.dz-section-title-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--dz-border)}.dz-block-title{font-size:1.25rem;font-weight:800;color:#ffffff;display:flex;align-items:center;gap:10px}.dz-title-icon{color:var(--dz-primary)}.dz-view-all-link{display:inline-flex;align-items:center;gap:6px;color:var(--dz-primary);font-weight:700;font-size:0.9rem}.dz-view-all-link:hover{color:#60a5fa}.dz-materials-feed-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.dz-material-card{background:var(--dz-bg-surface);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);padding:16px;display:flex;flex-direction:column;justify-content:space-between;gap:12px;transition:var(--dz-transition)}.dz-material-card:hover{border-color:var(--dz-border-highlight);background:var(--dz-card-hover);transform:translateY(-2px)}.dz-mat-meta-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.dz-mat-stage-pill{background:rgba(37,99,235,0.15);border:1px solid rgba(37,99,235,0.3);color:#93c5fd;font-size:0.75rem;font-weight:700;padding:2px 8px;border-radius:6px}.dz-mat-solution-pill{background:rgba(16,185,129,0.15);border:1px solid rgba(16,185,129,0.3);color:#6ee7b7;font-size:0.75rem;font-weight:700;padding:2px 8px;border-radius:6px}.dz-mat-title{font-size:1rem;font-weight:700;line-height:1.5;margin:0}.dz-mat-title a{color:var(--dz-text)}.dz-mat-title a:hover{color:var(--dz-primary)}.dz-mat-excerpt{font-size:0.85rem;color:var(--dz-text-muted)}.dz-mat-footer{display:flex;align-items:center;justify-content:space-between;padding-top:10px;border-top:1px solid rgba(255,255,255,0.05);font-size:0.82rem}.dz-mat-date{color:var(--dz-text-dim);display:flex;align-items:center;gap:6px}.dz-mat-download-btn{display:inline-flex;align-items:center;gap:6px;background:var(--dz-primary);color:#ffffff;font-weight:700;font-size:0.8rem;padding:4px 12px;border-radius:6px;text-decoration:none;transition:var(--dz-transition)}.dz-mat-download-btn:hover{background:var(--dz-primary-hover)}.dz-breadcrumbs-wrap{margin-bottom:20px;background:rgba(255,255,255,0.02);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);padding:8px 16px}.dz-breadcrumbs{list-style:none;display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:0.88rem}.dz-breadcrumb-item{display:inline-flex;align-items:center;gap:8px}.dz-breadcrumb-item a{color:var(--dz-text-muted)}.dz-breadcrumb-item a:hover{color:var(--dz-primary)}.dz-breadcrumb-separator{color:var(--dz-text-dim);display:inline-flex;align-items:center}.dz-breadcrumb-current{color:#ffffff;font-weight:700}.dz-single-article{background:var(--dz-card-bg);border:1px solid var(--dz-border);border-radius:var(--dz-radius-lg);padding:28px;box-shadow:var(--dz-shadow)}.dz-taxonomy-pills-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px}.dz-pill{font-size:0.8rem;font-weight:700;padding:4px 10px;border-radius:6px}.dz-pill-stage{background:rgba(37,99,235,0.2);border:1px solid #3b82f6;color:#93c5fd}.dz-pill-grade{background:rgba(16,185,129,0.2);border:1px solid #10b981;color:#6ee7b7}.dz-pill-subject{background:rgba(245,158,11,0.2);border:1px solid #f59e0b;color:#fcd34d}.dz-pill-solution{background:rgba(168,85,247,0.2);border:1px solid #a855f7;color:#d8b4fe}.dz-single-title{font-size:1.8rem;font-weight:900;line-height:1.4;color:#ffffff;margin-bottom:16px}.dz-single-meta-strip{display:flex;align-items:center;gap:20px;flex-wrap:wrap;color:var(--dz-text-muted);font-size:0.9rem;padding-bottom:18px;border-bottom:1px solid var(--dz-border);margin-bottom:24px}.dz-meta-item{display:inline-flex;align-items:center;gap:6px}.dz-single-featured-media{margin-bottom:24px;border-radius:var(--dz-radius-md);overflow:hidden}.dz-single-hero-img{width:100%;height:auto}.dz-prose-content{font-size:1.05rem;line-height:1.8;color:#E7E9EF;margin-bottom:30px}.dz-prose-content p{margin-bottom:16px}.dz-download-card-box{background:linear-gradient(135deg,#111e38 0%,#17284a 100%);border:1px solid rgba(59,130,246,0.3);border-radius:var(--dz-radius-lg);padding:24px;margin:30px 0;box-shadow:0 6px 24px rgba(0,0,0,0.3)}.dz-download-card-header{display:flex;align-items:center;gap:16px;margin-bottom:18px}.dz-file-icon-badge{width:56px;height:56px;background:var(--dz-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#ffffff;flex-shrink:0}.dz-download-title{font-size:1.25rem;font-weight:800;color:#ffffff;margin:0 0 4px}.dz-download-specs{font-size:0.88rem;color:#93c5fd;margin:0}.dz-download-actions{display:flex;gap:14px;flex-wrap:wrap}.dz-btn-download-primary{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#10b981 0%,#059669 100%);color:#ffffff;font-size:1rem;font-weight:800;padding:12px 24px;border-radius:var(--dz-radius-md);text-decoration:none;box-shadow:0 4px 14px rgba(16,185,129,0.4);transition:var(--dz-transition)}.dz-btn-download-primary:hover{background:linear-gradient(135deg,#059669 0%,#047857 100%);transform:translateY(-2px)}.dz-btn-preview-secondary{display:inline-flex;align-items:center;gap:8px;background:var(--dz-bg-surface);border:1px solid var(--dz-border-highlight);color:var(--dz-text);font-size:0.95rem;font-weight:700;padding:12px 20px;border-radius:var(--dz-radius-md);text-decoration:none;transition:var(--dz-transition)}.dz-btn-preview-secondary:hover{background:var(--dz-card-hover);border-color:#ffffff}.dz-share-strip{display:flex;align-items:center;justify-content:space-between;background:var(--dz-bg-surface);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);padding:12px 18px;margin:24px 0;flex-wrap:wrap;gap:12px}.dz-share-label{font-weight:700;font-size:0.95rem}.dz-share-buttons{display:flex;gap:8px;flex-wrap:wrap}.dz-share-btn{font-size:0.85rem;font-weight:700;padding:6px 14px;border-radius:6px;text-decoration:none;color:#ffffff;cursor:pointer;border:none;transition:var(--dz-transition)}.dz-share-wa{background:#25d366}.dz-share-fb{background:#1877f2}.dz-share-tg{background:#0088cc}.dz-share-copy{background:#475569}.dz-share-btn:hover{opacity:0.9;transform:translateY(-1px)}.dz-post-nav-strip{display:flex;justify-content:space-between;margin:24px 0;gap:14px}.dz-post-nav-col a{display:inline-flex;align-items:center;gap:8px;color:var(--dz-primary);font-weight:700;font-size:0.92rem}.dz-post-nav-col a:hover{color:#93c5fd}.dz-pagination-wrap{margin:30px 0;text-align:center}.dz-pagination-wrap .nav-links{display:inline-flex;gap:6px;align-items:center;flex-wrap:wrap}.dz-pagination-wrap .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;background:var(--dz-card-bg);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);color:var(--dz-text);text-decoration:none;font-weight:700;transition:var(--dz-transition)}.dz-pagination-wrap .page-numbers.current,.dz-pagination-wrap .page-numbers:hover{background:var(--dz-primary);border-color:var(--dz-primary);color:#ffffff}.dz-contact-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px;margin-top:24px}.dz-real-contact-form{display:flex;flex-direction:column;gap:16px}.dz-form-group{display:flex;flex-direction:column;gap:6px}.dz-form-group label{font-weight:700;font-size:0.95rem}.dz-input,.dz-textarea{width:100%;background:var(--dz-bg-surface);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);padding:10px 14px;color:var(--dz-text);font-size:0.95rem;transition:var(--dz-transition)}.dz-input:focus,.dz-textarea:focus{border-color:var(--dz-primary);box-shadow:0 0 0 3px rgba(37,99,235,0.25);background:#17243c}.dz-btn-primary{background:var(--dz-primary);color:#ffffff;font-weight:800;padding:12px 24px;border:none;border-radius:var(--dz-radius-md);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:var(--dz-transition)}.dz-btn-primary:hover{background:var(--dz-primary-hover);transform:translateY(-1px)}.dz-btn-secondary{background:var(--dz-bg-surface);border:1px solid var(--dz-border-highlight);color:#ffffff;font-weight:700;padding:12px 20px;border-radius:var(--dz-radius-md);text-decoration:none;display:inline-flex;align-items:center;gap:8px}.dz-info-card{background:var(--dz-bg-surface);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);padding:20px}.dz-info-card h3{margin-top:0;font-size:1.15rem;font-weight:800;margin-bottom:8px}.dz-info-list{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:12px}.dz-info-list li{display:flex;align-items:center;gap:10px;font-size:0.9rem;color:var(--dz-text-muted)}.dz-info-icon{color:var(--dz-primary)}.dz-alert{padding:14px 18px;border-radius:var(--dz-radius-md);margin-bottom:20px;display:flex;align-items:center;gap:12px}.dz-alert-success{background:rgba(16,185,129,0.15);border:1px solid #10b981;color:#a7f3d0}.dz-alert-error{background:rgba(239,68,68,0.15);border:1px solid #ef4444;color:#fecaca}.dz-alert-warning{background:rgba(245,158,11,0.15);border:1px solid #f59e0b;color:#fef3c7}.dz-ad-wrapper{margin:20px auto;text-align:center;background:rgba(255,255,255,0.02);border:1px dashed rgba(255,255,255,0.1);border-radius:var(--dz-radius-md);padding:8px;position:relative;max-width:100%}.dz-ad-notice{font-size:0.65rem;color:var(--dz-text-dim);letter-spacing:1px;text-transform:uppercase;margin-bottom:4px}.dz-ad-leaderboard{min-height:90px}.dz-ad-sidebar{min-height:250px}.dz-ad-inarticle{min-height:250px}.dz-ad-responsive{min-height:100px}.dz-ad-placeholder{color:var(--dz-text-dim);font-size:0.8rem;padding:20px}.dz-site-footer{background:#080c14;border-top:1px solid var(--dz-border);padding:48px 0 0;margin-top:48px}.dz-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding-bottom:40px}.dz-footer-logo{height:44px;width:auto;margin-bottom:12px}.dz-footer-desc{font-size:0.9rem;color:var(--dz-text-muted);line-height:1.6;margin-bottom:16px;max-width:400px}.dz-footer-social{display:flex;gap:8px;flex-wrap:wrap}.dz-social-btn{background:var(--dz-card-bg);border:1px solid var(--dz-border);color:var(--dz-text);font-size:0.8rem;font-weight:700;padding:6px 12px;border-radius:var(--dz-radius-sm);text-decoration:none;transition:var(--dz-transition)}.dz-social-btn:hover{background:var(--dz-primary);color:#ffffff;border-color:var(--dz-primary)}.dz-footer-heading{font-size:1.1rem;font-weight:800;color:#ffffff;margin-bottom:16px}.dz-footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}.dz-footer-links a{color:var(--dz-text-muted);font-size:0.9rem;transition:color 0.2s}.dz-footer-links a:hover{color:var(--dz-primary)}.dz-footer-bottom{border-top:1px solid var(--dz-border);padding:20px 0;background:#05080e}.dz-footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:0.85rem;color:var(--dz-text-dim)}.dz-error-404-container{text-align:center;padding:60px 20px;background:var(--dz-card-bg);border:1px solid var(--dz-border);border-radius:var(--dz-radius-lg)}.dz-404-badge{font-size:5rem;font-weight:900;color:var(--dz-primary);line-height:1;margin-bottom:12px}.dz-404-title{font-size:1.75rem;font-weight:800;color:#ffffff;margin-bottom:12px}.dz-404-desc{max-width:540px;margin:0 auto 20px;color:var(--dz-text-muted)}.dz-404-quick-links{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:24px}.dz-search-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(0,0,0,0.75);backdrop-filter:blur(8px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.dz-search-modal-box{background:var(--dz-card-bg);border:1px solid var(--dz-border-highlight);border-radius:var(--dz-radius-lg);width:100%;max-width:600px;padding:24px;box-shadow:0 16px 40px rgba(0,0,0,0.6)}.dz-modal-search-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.dz-modal-search-header h3{margin:0;color:#ffffff;font-weight:800}.dz-close-modal-btn{background:transparent;border:none;color:var(--dz-text);font-size:1.5rem;cursor:pointer;line-height:1}.dz-modal-search-input{width:100%;background:var(--dz-bg-surface);border:1px solid var(--dz-border);border-radius:var(--dz-radius-md);padding:12px 16px;color:var(--dz-text);font-size:1rem;margin-bottom:14px}.dz-modal-submit{width:100%}.dz-drawer-backdrop{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(0,0,0,0.65);backdrop-filter:blur(4px);z-index:90;opacity:0;pointer-events:none;transition:opacity 0.3s ease}.dz-drawer-backdrop.is-active{opacity:1;pointer-events:auto}@media (max-width:1200px){.dz-cards-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:1024px){.dz-drawer-toggle-btn{display:inline-flex}.dz-sidebar-panel{transition:width 0.28s cubic-bezier(0.4,0,0.2,1),padding 0.28s cubic-bezier(0.4,0,0.2,1);display:none !important;position:fixed !important;top:0 !important;right:0 !important;bottom:0 !important;width:300px !important;max-width:85vw !important;height:100vh !important;z-index:9999 !important;border-radius:0 !important;border-right:none !important;border-left:1px solid var(--dz-border-highlight) !important;overflow-y:auto !important}.dz-sidebar-panel.is-open{display:flex !important}.dz-drawer-header-mobile{display:flex}.dz-footer-grid{grid-template-columns:1fr}}@media (max-width:768px){.dz-nav-center{display:none}.dz-mobile-search-btn{display:inline-flex}.dz-cards-grid{grid-template-columns:1fr}.dz-contact-grid{grid-template-columns:1fr}.dz-footer-bottom-inner{flex-direction:column;text-align:center}}.dz-link-meta-end{display:flex;align-items:center;gap:8px}.dz-cat-count-pill{background:rgba(255,255,255,0.08);color:var(--dz-text-muted);font-size:0.72rem;font-weight:800;padding:1px 6px;border-radius:10px;border:1px solid rgba(255,255,255,0.1)}.dz-stage-tabs-strip{display:flex;align-items:stretch;gap:2px;margin-bottom:0;border-radius:10px 10px 0 0;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,0.25)}.dz-stage-tab-item{flex:1;display:flex;align-items:center;justify-content:center;padding:10px 14px;color:#ffffff;font-size:0.95rem;font-weight:700;text-decoration:none;transition:opacity 0.2s,filter 0.2s;opacity:0.82;text-align:center}.dz-stage-tab-item:hover,.dz-stage-tab-item.is-active{opacity:1;filter:brightness(1.1)}.dz-stage-tab-item.is-active{box-shadow:inset 0 -3px 0 #ffffff}.dz-grade-hero-banner{background-color:#5B21D6;border-radius:0 0 14px 14px;padding:24px 20px;text-align:center;color:#ffffff;box-shadow:0 6px 20px rgba(0,0,0,0.35);margin-bottom:12px}.dz-grade-hero-inner{max-width:800px;margin:0 auto}.dz-grade-h1{font-size:1.85rem;font-weight:800;margin:0 0 8px;color:#ffffff;letter-spacing:-0.01em}.dz-grade-subtitle{font-size:1.15rem;font-weight:600;color:#e9d5ff;margin:0}.dz-grade-desc-bar{background:rgba(22,34,56,0.7);border:1px solid rgba(255,255,255,0.08);border-radius:12px;padding:12px 20px;text-align:center;margin-bottom:20px;color:#cbd5e1;font-size:0.96rem;line-height:1.6;box-shadow:0 2px 8px rgba(0,0,0,0.15)}.dz-grade-desc-bar p{margin:0}.dz-subjects-section{margin-bottom:28px}.dz-subjects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.dz-subjects-grid.dz-grid-compact{grid-template-columns:repeat(3,1fr);gap:12px}.dz-subject-card{display:flex;flex-direction:row;align-items:center;justify-content:space-between;background:#162238;border:1px solid rgba(255,255,255,0.09);border-radius:12px;padding:10px 16px;text-decoration:none;min-height:64px;box-sizing:border-box;transition:all 0.22s cubic-bezier(0.4,0,0.2,1);box-shadow:0 3px 10px rgba(0,0,0,0.2);position:relative;overflow:hidden}.dz-subject-card:hover{background:#1b2945;border-color:rgba(255,255,255,0.28);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.4)}.dz-subj-badge-col{flex-shrink:0;min-width:60px}.dz-subj-file-count.is-zero{opacity:0.45;background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.06);color:#334155}.dz-subj-file-count{display:inline-block;background:rgba(255,255,255,0.08);color:#cbd5e1;border:1px solid rgba(255,255,255,0.12);border-radius:6px;padding:3px 8px;font-size:0.8rem;font-weight:700;white-space:nowrap}.dz-subj-title-col{flex:1;text-align:center;padding:0 8px}.dz-subj-name{color:#F6F7FB;font-size:1.02rem;font-weight:700;display:block;line-height:1.35}.dz-subj-icon-col{flex-shrink:0;width:38px;height:38px;display:flex;align-items:center;justify-content:center}.dz-subj-vector-icon{display:flex;align-items:center;justify-content:center;width:34px;height:34px}.dz-subj-svg{width:30px;height:30px;filter:drop-shadow(0 2px 4px rgba(0,0,0,0.3))}.dz-subj-custom-thumb{width:34px;height:34px;object-fit:contain;border-radius:6px}.dz-subject-hero-banner{display:flex;align-items:center;gap:20px;background:linear-gradient(135deg,rgba(22,34,56,0.95),rgba(30,48,80,0.95));border:1px solid rgba(255,255,255,0.12);border-radius:14px;padding:24px;margin-bottom:20px;box-shadow:0 6px 20px rgba(0,0,0,0.3)}.dz-subj-hero-icon{flex-shrink:0;width:68px;height:68px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:14px;display:flex;align-items:center;justify-content:center}.dz-subj-hero-content{flex:1}.dz-subject-h1{font-size:1.7rem;font-weight:800;color:#ffffff;margin:0 0 6px}.dz-subj-hero-sub{color:var(--dz-text-muted);font-size:0.98rem;margin:0 0 8px}.dz-subj-description{color:#334155;font-size:0.92rem;line-height:1.5}.dz-resource-filter-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:20px;background:rgba(18,27,44,0.7);padding:8px;border-radius:10px;border:1px solid var(--dz-border)}.dz-filter-tab{padding:7px 16px;background:rgba(255,255,255,0.05);color:var(--dz-text-muted);font-size:0.92rem;font-weight:600;border-radius:8px;text-decoration:none;transition:all 0.2s ease;border:1px solid transparent}.dz-filter-tab:hover{background:rgba(255,255,255,0.1);color:#ffffff}.dz-filter-tab.is-active{background:var(--dz-primary);color:#ffffff;font-weight:700;border-color:rgba(255,255,255,0.2);box-shadow:0 2px 8px rgba(37,99,235,0.4)}.dz-related-subjects-box{margin-top:36px;padding-top:24px;border-top:1px solid var(--dz-border)}.dz-related-title{font-size:1.25rem;font-weight:800;color:#ffffff;margin-bottom:16px;display:flex;align-items:center;gap:8px}.dz-related-title .dashicons{color:var(--dz-primary)}.dz-grades-section-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}.dz-grade-card-box{background:#162238;border:1px solid rgba(255,255,255,0.08);border-radius:12px;padding:18px;display:flex;flex-direction:column;justify-content:space-between;transition:all 0.2s ease}.dz-grade-card-box:hover{border-color:rgba(255,255,255,0.2);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.3)}.dz-grade-box-title{font-size:1.15rem;font-weight:700;margin:0 0 10px}.dz-grade-box-title a{color:#ffffff;text-decoration:none}.dz-grade-box-meta{color:var(--dz-text-muted);font-size:0.88rem;margin-bottom:14px}.dz-grade-btn-enter{display:inline-flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,0.06);color:#ffffff;text-decoration:none;padding:8px 14px;border-radius:8px;font-size:0.92rem;font-weight:600;transition:background 0.2s}.dz-grade-btn-enter:hover{background:var(--dz-primary)}@media (max-width:1080px){.dz-subjects-grid,.dz-grades-section-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.dz-stage-tabs-strip{flex-wrap:wrap}.dz-stage-tab-item{flex-basis:50%;padding:8px 10px;font-size:0.88rem}.dz-grade-hero-banner{padding:18px 14px}.dz-grade-h1{font-size:1.45rem}.dz-grade-subtitle{font-size:1rem}.dz-subjects-grid,.dz-grades-section-grid{grid-template-columns:1fr}.dz-subject-card{padding:10px 14px}.dz-subject-hero-banner{flex-direction:column;text-align:center;padding:18px}.dz-subj-hero-icon{margin:0 auto}}.dz-stage-tabs-accent-bar{display:flex;width:100%;height:8px;border-radius:4px;overflow:hidden;margin-bottom:16px;background:#172033}.dz-stage-tab-segment{flex:1;height:100%}.dz-stage-tab-segment.dz-tab-misc{background:#2563eb}.dz-stage-tab-segment.dz-tab-middle{background:#059669}.dz-stage-tab-segment.dz-tab-primary{background:#5B21D6}.dz-stage-tab-segment.dz-tab-secondary{background:#dc2626}.dz-subject-banner-box{background:var(--subj-accent,#5B21D6);border-radius:12px;padding:18px 24px;text-align:center;box-shadow:0 4px 20px rgba(109,40,217,0.25);margin-bottom:12px}.dz-banner-grade-title{font-size:14px;font-weight:600;color:rgba(255,255,255,0.85);margin-bottom:4px}.dz-banner-subject-title{font-size:26px;font-weight:800;color:#ffffff;margin:0;letter-spacing:-0.3px}.dz-subject-intro-card{background:#131d2e;border:1px solid #1f2d45;border-radius:10px;padding:14px 20px;margin-bottom:18px;text-align:center}.dz-subject-intro-card p{font-size:14px;line-height:1.7;color:#334155;margin:0}.dz-content-categories-stack{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}.dz-content-cat-card{display:flex;align-items:center;justify-content:space-between;background:#162033;border:1px solid #24334d;border-radius:10px;padding:12px 18px;text-decoration:none;transition:all 0.2s cubic-bezier(0.4,0,0.2,1);cursor:pointer}.dz-content-cat-card:hover{background:#1c2a42;border-color:#3b82f6;box-shadow:0 4px 16px rgba(0,0,0,0.3);transform:translateY(-2px)}.dz-cat-card-start{display:flex;align-items:center;gap:14px}.dz-cat-card-icon-wrap{width:38px;height:38px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:8px;flex-shrink:0}.dz-cat-card-icon-wrap svg{width:24px;height:24px}.dz-cat-custom-thumb{width:100%;height:100%;object-fit:cover;border-radius:8px}.dz-cat-card-title{font-size:16px;font-weight:700;color:#F6F7FB;transition:color 0.2s}.dz-content-cat-card:hover .dz-cat-card-title{color:#38bdf8}.dz-cat-card-end{display:flex;align-items:center;gap:12px}.dz-cat-count-pill{display:inline-flex;align-items:center;justify-content:center;min-width:32px;height:24px;padding:0 10px;border-radius:12px;background:#172033;border:1px solid #334155;color:#cbd5e1;font-size:13px;font-weight:700;transition:all 0.2s}.dz-content-cat-card:hover .dz-cat-count-pill{background:#2563eb;border-color:#3b82f6;color:#ffffff}.dz-cat-chevron{color:#667085;display:flex;align-items:center;transition:transform 0.2s,color 0.2s}.dz-content-cat-card:hover .dz-cat-chevron{transform:translateX(-4px);color:#38bdf8}.dz-cat-hero-header{background:linear-gradient(135deg,#1e1b4b 0%,#0f172a 100%);border:1px solid #312e81;border-radius:12px;padding:22px 26px;margin-bottom:22px;box-shadow:0 4px 20px rgba(0,0,0,0.3)}.dz-cat-hero-badge-row{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#a5b4fc;margin-bottom:8px}.dz-cat-h1{font-size:22px;font-weight:800;color:#ffffff;margin:0 0 10px 0;line-height:1.4}.dz-cat-desc-box{color:#cbd5e1;font-size:14px;line-height:1.6;margin-bottom:14px}.dz-cat-back-action{margin-top:12px}.dz-btn-return-subject{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);border-radius:8px;color:#E7E9EF;font-size:13px;font-weight:600;text-decoration:none;transition:all 0.2s}.dz-btn-return-subject:hover{background:#2563eb;border-color:#3b82f6;color:#ffffff}.dz-related-cats-section{margin-top:32px;padding:18px 22px;background:#131d2e;border:1px solid #1f2d45;border-radius:10px}.dz-related-title{font-size:15px;font-weight:700;color:#f1f5f9;margin:0 0 12px 0;display:flex;align-items:center;gap:8px}.dz-related-cats-chips{display:flex;flex-wrap:wrap;gap:8px}.dz-related-cat-chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background:#172033;border:1px solid #334155;border-radius:20px;color:#cbd5e1;text-decoration:none;font-size:13px;font-weight:600;transition:all 0.2s}.dz-related-cat-chip:hover{background:#2563eb;border-color:#3b82f6;color:#ffffff}.dz-chip-count{background:rgba(0,0,0,0.25);padding:1px 7px;border-radius:10px;font-size:11px}.dz-materials-feed-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-bottom:24px}.dz-material-card{background:#162033;border:1px solid #24334d;border-radius:10px;padding:16px;display:flex;flex-direction:column;justify-content:space-between;transition:all 0.2s}.dz-material-card:hover{border-color:#3b82f6;transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,0.25)}.dz-mat-meta-top{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}.dz-mat-type-pill{background:#0284c7;color:#ffffff;font-size:11px;font-weight:700;padding:2px 8px;border-radius:4px}.dz-mat-year-pill{background:#334155;color:#cbd5e1;font-size:11px;padding:2px 8px;border-radius:4px}.dz-mat-solution-pill{background:rgba(16,185,129,0.2);color:#34d399;border:1px solid rgba(16,185,129,0.4);font-size:11px;font-weight:600;padding:2px 8px;border-radius:4px}.dz-mat-title{font-size:15px;font-weight:700;line-height:1.5;margin:0 0 14px 0}.dz-mat-title a{color:#f1f5f9;text-decoration:none;transition:color 0.2s}.dz-mat-title a:hover{color:#38bdf8}.dz-mat-footer{display:flex;align-items:center;justify-content:space-between;padding-top:12px;border-top:1px solid #24334d;font-size:12px;color:#334155}.dz-mat-date{display:flex;align-items:center;gap:4px}.dz-mat-download-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#2563eb;border-radius:6px;color:#ffffff;font-size:12px;font-weight:600;text-decoration:none;transition:background 0.2s}.dz-mat-download-btn:hover{background:#1d4ed8}.dz-pill-category{background:#4338ca;color:#e0e7ff}.dz-cat-hero-3tier{background:var(--tier-accent,#5B21D6);border-radius:10px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.25);margin-bottom:16px;border:1px solid rgba(255,255,255,0.1)}.dz-3tier-row{display:flex;align-items:center;justify-content:center;width:100%;color:#ffffff;text-align:center;box-sizing:border-box}.dz-3tier-grade{padding:12px 20px;font-size:1.05rem;font-weight:700;background:rgba(0,0,0,0.08);border-bottom:1px solid rgba(255,255,255,0.12)}.dz-3tier-subject{padding:13px 20px;font-size:1.12rem;font-weight:700;background:rgba(0,0,0,0.04);border-bottom:1px solid rgba(255,255,255,0.12)}.dz-3tier-category{padding:15px 20px;font-size:1.35rem;font-weight:800;background:transparent;margin:0}.dz-cat-intro-box{background:#141c2c;border:1px solid rgba(255,255,255,0.06);border-radius:8px;padding:14px 22px;text-align:center;margin:16px 0 20px}.dz-cat-intro-box p{margin:0;color:#cbd5e1;font-size:0.95rem;line-height:1.7;font-weight:500}.dz-articles-row-list{display:flex;flex-direction:column;gap:7px;margin-bottom:24px}.dz-article-row-item{display:flex;align-items:center;justify-content:space-between;background:#131b2c;border:1px solid #1e2c42;border-radius:8px;padding:9px 14px;min-height:52px;transition:all 0.2s cubic-bezier(0.16,1,0.3,1);box-sizing:border-box}.dz-article-row-item:hover{background:#182338;border-color:#2b3d5b;transform:translateY(-1px);box-shadow:0 4px 14px rgba(0,0,0,0.25)}.dz-row-right{display:flex;align-items:center;gap:12px;flex:1;min-width:0}.dz-row-icon-badge{width:34px;height:34px;border-radius:6px;background:#0c1320;border:1px solid #1a2638;display:inline-flex;align-items:center;justify-content:center;color:#334155;flex-shrink:0}.dz-row-icon-badge svg{width:17px;height:17px;stroke:#cbd5e1}.dz-row-title{margin:0;font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.4}.dz-row-title a{color:#f1f5f9;text-decoration:none;transition:color 0.15s ease}.dz-row-title a:hover{color:#38bdf8}.dz-row-left{display:flex;align-items:center;gap:8px;flex-shrink:0}.dz-row-year-pill{background:#0e1626;border:1px solid #1e2a3c;color:#334155;font-size:12px;font-weight:700;padding:4px 10px;border-radius:6px;display:inline-flex;align-items:center;gap:5px}.dz-row-year-pill .dashicons{font-size:14px;width:14px;height:14px;color:#667085;line-height:14px}.dz-row-solution-pill{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;padding:4px 10px;border-radius:6px}.dz-row-solution-pill.is-solved{background:#15803d;border:1px solid #22c55e;color:#ffffff}.dz-row-solution-pill.is-unsolved{background:#991b1b;border:1px solid #ef4444;color:#ffffff}.dz-mat-download-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#2563eb;border-radius:6px;color:#ffffff;font-size:12px;font-weight:600;text-decoration:none;transition:background 0.2s}.dz-mat-download-btn:hover{background:#1d4ed8}.dz-pill-category{background:#4338ca;color:#e0e7ff}.dz-cat-hero-3tier{background:var(--tier-accent,#5B21D6);border-radius:10px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.25);margin-bottom:16px;border:1px solid rgba(255,255,255,0.1)}.dz-3tier-row{display:flex;align-items:center;justify-content:center;width:100%;color:#ffffff;text-align:center;box-sizing:border-box}.dz-3tier-grade{padding:12px 20px;font-size:1.05rem;font-weight:700;background:rgba(0,0,0,0.08);border-bottom:1px solid rgba(255,255,255,0.12)}.dz-3tier-subject{padding:13px 20px;font-size:1.12rem;font-weight:700;background:rgba(0,0,0,0.04);border-bottom:1px solid rgba(255,255,255,0.12)}.dz-3tier-category{padding:15px 20px;font-size:1.35rem;font-weight:800;background:transparent;margin:0}.dz-cat-intro-box{background:#141c2c;border:1px solid rgba(255,255,255,0.06);border-radius:8px;padding:14px 22px;text-align:center;margin:16px 0 20px}.dz-cat-intro-box p{margin:0;color:#cbd5e1;font-size:0.95rem;line-height:1.7;font-weight:500}.dz-articles-row-list{display:flex;flex-direction:column;gap:7px;margin-bottom:24px}.dz-article-row-item{display:flex;align-items:center;justify-content:space-between;background:#131b2c;border:1px solid #1e2c42;border-radius:8px;padding:9px 14px;min-height:52px;transition:all 0.2s cubic-bezier(0.16,1,0.3,1);box-sizing:border-box}.dz-article-row-item:hover{background:#182338;border-color:#2b3d5b;transform:translateY(-1px);box-shadow:0 4px 14px rgba(0,0,0,0.25)}.dz-row-right{display:flex;align-items:center;gap:10px;flex:1;min-width:0}.dz-row-model-badge{width:32px;height:32px;min-width:32px;border-radius:6px;background:#5B21D6;background:var(--tier-accent,#5B21D6);color:#ffffff;font-size:15px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;line-height:1;font-family:inherit;box-shadow:0 2px 8px rgba(109,40,217,0.45)}.dz-row-icon-badge{width:32px;height:32px;min-width:32px;border-radius:6px;background:#0c1320;border:1px solid #1a2638;display:inline-flex;align-items:center;justify-content:center;color:#334155;flex-shrink:0;transition:border-color 0.2s ease,background 0.2s ease}.dz-lock-state{display:inline-flex;align-items:center;justify-content:center;width:100%;height:100%}.dz-lock-state-open{display:none !important}.dz-lock-state-closed{display:inline-flex !important;align-items:center;justify-content:center}.dz-lock-svg{width:17px;height:17px;stroke:#cbd5e1;display:block;transition:stroke 0.2s ease}.dz-article-row-item.is-open .dz-row-model-badge,.dz-row-model-badge.is-open{background:#22c55e !important;color:#ffffff !important;box-shadow:0 2px 8px rgba(34,197,94,0.45) !important}.dz-article-row-item.is-open .dz-row-icon-badge,.dz-row-icon-badge.is-open{background:rgba(34,197,94,0.10) !important;border:1px solid #22c55e !important;color:#22c55e !important}.dz-article-row-item.is-open .dz-lock-state-closed,.dz-row-icon-badge.is-open .dz-lock-state-closed{display:none !important}.dz-article-row-item.is-open .dz-lock-state-open,.dz-row-icon-badge.is-open .dz-lock-state-open{display:inline-flex 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.dashicons{font-size:14px;width:14px;height:14px;color:#667085;line-height:14px}.dz-row-solution-pill{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;padding:4px 10px;border-radius:6px}.dz-row-solution-pill.is-solved{background:#15803d;border:1px solid #22c55e;color:#ffffff}.dz-row-solution-pill.is-unsolved{background:#991b1b;border:1px solid #ef4444;color:#ffffff}.dz-row-solution-pill .dz-sol-sym{font-size:12px;font-weight:900}.dz-row-stats-group{display:inline-flex;align-items:center;gap:8px;margin-left:4px}.dz-row-stat-pill{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:600;color:#334155;background:transparent !important;background-color:transparent !important;border:none !important;outline:none !important;padding:2px 4px !important;margin:0 !important;text-decoration:none !important;box-shadow:none !important;cursor:pointer;line-height:1;font-family:inherit;border-radius:4px;transition:all 0.2s 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.dz-t-badge{background:#2563eb;color:#ffffff;font-size:11px;padding:1px 6px;border-radius:10px;margin-top:-2px}.dz-toolbar-btn.dz-btn-accent-download{background:#1e3a8a;border-color:#2563eb;color:#93c5fd}.dz-toolbar-btn.dz-btn-accent-download:hover{background:#2563eb;color:#ffffff}@media (max-width:900px){.dz-pdf-viewer-frame-box{height:520px}.dz-pdf-toolbar-grid{grid-template-columns:repeat(5,1fr);gap:6px}.dz-toolbar-btn{padding:10px 4px}.dz-toolbar-btn .dz-t-text{font-size:11px}}@media (max-width:640px){.dz-viewer-nav-strip{flex-direction:column;align-items:flex-start;gap:10px}.dz-viewer-article-title{white-space:normal}.dz-viewer-strip-left{width:100%;justify-content:space-between}.dz-pdf-viewer-frame-box{height:420px}.dz-pdf-toolbar-grid{grid-template-columns:repeat(2,1fr);gap:6px}}.dz-row-stat-pill{display:inline-flex !important;align-items:center !important;gap:4px !important;font-size:12px !important;font-weight:600 !important;color:#334155 !important;background:transparent !important;background-color:transparent !important;border:none !important;outline:none !important;padding:0 !important;margin:0 !important;box-shadow:none !important;text-decoration:none !important;line-height:1 !important;font-family:inherit !important;cursor:pointer !important;user-select:none !important;-webkit-user-select:none !important;transition:color 0.2s ease,transform 0.2s ease !important}.dz-row-stat-pill:hover,.dz-row-stat-pill:focus{color:#cbd5e1 !important;text-decoration:none !important;background:transparent !important;background-color:transparent !important}.dz-row-stat-pill .dz-stat-icon-like{font-size:12px !important;color:#f59e0b !important;display:inline-block !important;transition:transform 0.2s ease !important}.dz-row-stat-pill .dz-stat-icon-dislike{font-size:12px !important;color:#f59e0b !important;display:inline-block !important;transition:transform 0.2s ease !important}.dz-row-stat-pill .dz-stat-icon-comment{font-size:12px !important;color:#38bdf8 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!important;justify-content:center !important}.dz-banner-link,.dz-banner-text{white-space:normal !important;text-align:center !important;line-height:1.4 !important;font-size:0.82rem !important}.dz-app-layout{display:flex !important;gap:20px !important;align-items:flex-start !important;max-width:1400px;margin:0 auto;padding:0 16px;width:100%;box-sizing:border-box}.dz-content-primary,.dz-main-content-col{flex:1 1 0% !important;min-width:0 !important;max-width:100% !important;box-sizing:border-box !important}.dz-header-wrapper{padding:12px 16px 4px 16px;max-width:1400px;margin:0 auto;width:100%;box-sizing:border-box}.dz-navbar-floating{background:rgba(15,23,42,0.90) !important;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.08) !important;border-radius:16px !important;box-shadow:0 6px 26px rgba(0,0,0,0.30) !important;padding:7px 18px !important;position:sticky;top:12px;z-index:100;transition:all 0.3s 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ease;flex-shrink:0}.dz-search-submit-btn:hover{background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-1px)}.dz-nav-left{display:flex;align-items:center;gap:8px;flex-shrink:0}.dz-mobile-search-btn{display:none;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);color:#F6F7FB;width:36px;height:36px;border-radius:10px;align-items:center;justify-content:center;cursor:pointer;transition:all 0.2s ease;flex-shrink:0}.dz-mobile-search-btn:hover{background:rgba(255,255,255,0.12);color:#38bdf8}.dz-btn-account{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);color:#F6F7FB;padding:6px 14px;border-radius:10px;font-size:0.84rem;font-weight:600;text-decoration:none;transition:all 0.2s ease;flex-shrink:0}.dz-btn-account:hover{background:rgba(37,99,235,0.18);border-color:rgba(37,99,235,0.35);color:#60a5fa}.dz-sidebar-panel{transition:width 0.28s cubic-bezier(0.4,0,0.2,1),padding 0.28s cubic-bezier(0.4,0,0.2,1);order:-1 !important;width:285px !important;flex-shrink:0 !important;background:rgba(15,23,42,0.92) !important;border:1px solid rgba(255,255,255,0.08) !important;border-radius:16px !important;padding:18px 14px !important;box-shadow:0 6px 24px rgba(0,0,0,0.28) !important;display:flex;flex-direction:column;gap:14px;align-self:flex-start;position:sticky;top:86px;max-height:calc(100vh - 100px);overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,0.12) transparent;transition:width 0.3s cubic-bezier(0.4,0,0.2,1),transform 0.3s ease;box-sizing:border-box}.dz-sidebar-panel::-webkit-scrollbar{width:4px}.dz-sidebar-panel::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.14);border-radius:4px}.dz-sidebar-brand-box{text-align:center;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,0.06)}.dz-sidebar-brand-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}.dz-sidebar-logo-img{height:40px;width:auto;display:block}.dz-sidebar-collapse-btn{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.08);color:#334155;width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.2s ease}.dz-sidebar-collapse-btn:hover{background:rgba(255,255,255,0.12);color:#ffffff}.dz-collapse-chevron{transition:transform 0.28s ease}.dz-sidebar-site-tagline{font-size:0.78rem;color:#334155;margin:0 0 6px 0;line-height:1.4;text-align:center}.dz-sidebar-motto-pill{background:linear-gradient(90deg,rgba(124,58,237,0.25) 0%,rgba(37,99,235,0.25) 100%);border:1px solid rgba(139,92,246,0.35);color:#c4b5fd;font-size:0.74rem;font-weight:700;padding:3px 10px;border-radius:20px;display:inline-block;text-align:center}.dz-sidebar-menu-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}.dz-nav-item{border-radius:12px;border:1px solid transparent;transition:all 0.2s ease;overflow:hidden}.dz-nav-item-header{display:flex;align-items:center;justify-content:space-between;padding:2px 3px;border-radius:10px;transition:all 0.2s ease}.dz-nav-link{display:flex;align-items:center;gap:8px;flex:1;text-decoration:none;padding:5px 6px;border-radius:8px;min-width:0;transition:background 0.15s ease}.dz-nav-link:hover{background:rgba(255,255,255,0.04)}.dz-nav-icon-badge{width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform 0.2s ease}.dz-nav-item:hover .dz-nav-icon-badge{transform:scale(1.08)}.dz-nav-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:0.88rem;font-weight:700;color:#f1f5f9;flex:1}.dz-nav-badge-count{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.09);color:#334155;font-size:0.72rem;font-weight:700;padding:2px 7px;border-radius:12px;margin-right:4px;flex-shrink:0;font-feature-settings:'tnum'}.dz-nav-toggle-btn{background:transparent;border:none;color:#334155;width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:all 0.2s ease;padding:0}.dz-nav-toggle-btn:hover{background:rgba(255,255,255,0.08);color:#ffffff}.dz-nav-chevron{display:flex;align-items:center;justify-content:center;transition:transform 0.28s cubic-bezier(0.4,0,0.2,1)}.dz-nav-item.is-open .dz-nav-chevron{transform:rotate(-90deg);color:#60a5fa}.dz-nav-item.is-open .dz-nav-item-header{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06)}.dz-subnav-wrap{overflow:hidden;max-height:0;opacity:0;visibility:hidden;transition:max-height 0.35s cubic-bezier(0.4,0,0.2,1),opacity 0.25s ease,visibility 0.35s}.dz-nav-item.is-open .dz-subnav-wrap{max-height:600px;opacity:1;visibility:visible}.dz-subnav-list{list-style:none;margin:4px 0 6px 0;padding:4px 6px 4px 0;border-right:2px solid rgba(255,255,255,0.08);display:flex;flex-direction:column;gap:2px}.dz-subnav-item{border-radius:6px;transition:all 0.15s ease}.dz-subnav-item:hover{background:rgba(255,255,255,0.04);transform:translateX(-3px)}.dz-subnav-link{display:flex;align-items:center;padding:6px 10px;text-decoration:none;color:#334155;font-size:0.84rem;font-weight:600;gap:8px;transition:color 0.15s ease}.dz-subnav-link:hover{color:#ffffff}.dz-subnav-bullet{width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,0.25);flex-shrink:0;transition:all 0.2s ease}.dz-subnav-item:hover .dz-subnav-bullet{background:var(--item-color,#3b82f6);transform:scale(1.3)}.dz-subnav-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dz-subnav-count{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.09);color:#334155;font-size:0.70rem;font-weight:700;padding:1px 6px;border-radius:10px;font-feature-settings:'tnum'}.dz-subnav-item.is-active{background:rgba(37,99,235,0.14);border-right:3px solid var(--item-color,#3b82f6)}.dz-subnav-item.is-active .dz-subnav-link{color:#60a5fa;font-weight:700}.dz-subnav-item.is-active .dz-subnav-bullet{background:var(--item-color,#3b82f6);box-shadow:0 0 6px var(--item-color,#3b82f6)}.dz-btn-forum{display:flex;align-items:center;justify-content:center;gap:8px;background:rgba(30,41,59,0.8);border:1px solid rgba(255,255,255,0.08);color:#E7E9EF;padding:9px 12px;border-radius:10px;font-weight:700;font-size:0.84rem;text-decoration:none;transition:all 0.2s ease}.dz-btn-forum:hover{background:rgba(37,99,235,0.2);border-color:rgba(37,99,235,0.4);color:#60a5fa}.dz-sidebar-footer-toolbar{display:flex;align-items:center;justify-content:space-around;padding-top:10px;border-top:1px solid rgba(255,255,255,0.06)}.dz-toolbar-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);color:#334155;text-decoration:none;font-weight:800;font-size:0.9rem;transition:all 0.2s ease}.dz-toolbar-icon:hover{background:rgba(255,255,255,0.1);color:#ffffff}.dz-icon-help{color:#f87171}.dz-sidebar-panel.is-collapsed{width:74px !important;padding:14px 8px !important;cursor:pointer}.dz-sidebar-panel.is-collapsed .dz-sidebar-brand-link,.dz-sidebar-panel.is-collapsed .dz-sidebar-site-tagline,.dz-sidebar-panel.is-collapsed .dz-sidebar-motto-pill,.dz-sidebar-panel.is-collapsed .dz-nav-label,.dz-sidebar-panel.is-collapsed .dz-nav-badge-count,.dz-sidebar-panel.is-collapsed .dz-nav-toggle-btn,.dz-sidebar-panel.is-collapsed .dz-subnav-wrap,.dz-sidebar-panel.is-collapsed .dz-forum-text{display:none !important}.dz-sidebar-panel.is-collapsed .dz-sidebar-brand-top{display:flex !important;justify-content:center !important;align-items:center !important;width:100% !important;margin:0 auto 10px auto !important}.dz-sidebar-panel.is-collapsed .dz-sidebar-collapse-btn{display:flex !important;width:44px !important;height:44px !important;border-radius:12px !important;background:rgba(37,99,235,0.22) !important;border:1px solid rgba(59,130,246,0.5) !important;color:#93c5fd !important;cursor:pointer !important;box-shadow:0 4px 14px rgba(37,99,235,0.3) !important;transition:all 0.25s ease !important;margin:0 auto !important}.dz-sidebar-panel.is-collapsed .dz-sidebar-collapse-btn:hover{background:rgba(37,99,235,0.45) !important;border-color:#60a5fa !important;color:#ffffff !important;transform:scale(1.1) !important;box-shadow:0 6px 20px rgba(37,99,235,0.45) !important}.dz-sidebar-panel.is-collapsed .dz-collapse-chevron{transform:rotate(180deg) !important;width:16px !important;height:16px !important}.dz-sidebar-panel.is-collapsed .dz-nav-link{justify-content:center !important;padding:8px 0 !important;width:100% !important}.dz-sidebar-panel.is-collapsed .dz-nav-icon-badge{margin:0 auto !important;width:44px !important;height:44px !important;border-radius:12px !important}.dz-sidebar-panel.is-collapsed .dz-btn-forum{justify-content:center !important;padding:10px 0 !important}.dz-sidebar-panel.is-collapsed .dz-forum-icon{margin:0 !important}.dz-sidebar-panel.is-collapsed .dz-sidebar-footer-toolbar{flex-direction:column !important;gap:8px !important;padding:8px 0 !important}.dz-sidebar-panel.is-collapsed .dz-sidebar-footer-toolbar .dz-toolbar-icon{width:36px !important;height:36px !important;margin:0 auto !important}.dz-site-footer{margin-top:40px !important;padding:0 16px 24px 16px !important;background:transparent !important;border:none !important;box-sizing:border-box}.dz-footer-compact-card{background:rgba(15,23,42,0.88) !important;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.08) !important;border-radius:16px !important;box-shadow:0 6px 24px rgba(0,0,0,0.25) !important;padding:26px 24px 16px !important;margin:0 auto;max-width:1400px;box-sizing:border-box}.dz-footer-card-body{display:grid;grid-template-columns:1.8fr 1.1fr 1.1fr 1.3fr;gap:24px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,0.06)}.dz-footer-col-brand{display:flex;flex-direction:column;gap:8px}.dz-footer-brand-link{display:flex;align-items:center;gap:8px;text-decoration:none;color:#ffffff}.dz-footer-logo-img{height:34px;width:auto;display:block}.dz-footer-brand-title{font-size:1.1rem;font-weight:800;color:#ffffff}.dz-footer-brand-desc{font-size:0.80rem;color:#334155;line-height:1.6;margin:0;max-width:320px}.dz-footer-col-title{font-size:0.86rem;font-weight:700;color:#E7E9EF;margin-bottom:10px;display:flex;align-items:center;gap:6px}.dz-footer-title-bar{width:3px;height:13px;border-radius:2px;background:#3b82f6;display:inline-block}.dz-footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:7px}.dz-footer-links a{color:#334155;text-decoration:none;font-size:0.82rem;transition:all 0.2s ease;display:inline-block}.dz-footer-links a:hover{color:#60a5fa;transform:translateX(-3px)}.dz-footer-social-pills{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}.dz-footer-social-pill{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.08);color:#cbd5e1;font-size:0.74rem;font-weight:600;padding:4px 9px;border-radius:6px;text-decoration:none;transition:all 0.2s ease}.dz-footer-social-pill:hover{background:rgba(37,99,235,0.2);border-color:rgba(37,99,235,0.4);color:#60a5fa}.dz-footer-verified-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(16,185,129,0.1);border:1px solid rgba(16,185,129,0.2);color:#34d399;font-size:0.74rem;font-weight:700;padding:4px 10px;border-radius:20px;width:fit-content}.dz-footer-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;font-size:0.75rem;color:#667085}.dz-footer-copyright-text{margin:0}@media (max-width:992px){body,html{overflow-x:hidden !important;width:100% !important;max-width:100% !important}.dz-site-wrapper{overflow-x:hidden !important;width:100% !important;max-width:100% !important}.dz-header-wrapper{padding:8px 12px 2px 12px;width:100% !important;max-width:100% !important}.dz-navbar-floating{border-radius:12px !important;padding:6px 12px !important;top:6px;width:100% !important;max-width:100% !important}.dz-nav-center{display:none !important}.dz-drawer-toggle-btn,.dz-mobile-search-btn{display:flex !important}.dz-nav-right{display:flex !important;align-items:center !important;gap:8px !important;min-width:0 !important;flex:1 !important}.dz-site-brand{min-width:0 !important;overflow:hidden !important}.dz-brand-title{max-width:170px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:0.88rem}.dz-brand-tagline{display:none !important}.dz-flag-badge{display:none !important}.dz-app-layout{flex-direction:column !important;padding:0 12px !important;width:100% !important;max-width:100% !important}.dz-content-primary,.dz-main-content-col{width:100% !important;max-width:100% !important}.dz-hero-strip{width:100% !important;max-width:100% !important;padding:14px 16px !important}.dz-hero-title{font-size:1.15rem !important;word-break:break-word !important}.dz-cards-grid{display:flex !important;flex-direction:column !important;width:100% !important;gap:14px !important}.dz-home-card{width:100% !important;max-width:100% !important;min-width:0 !important}.dz-materials-feed-grid{display:flex !important;flex-direction:column !important;width:100% !important}.dz-material-card{width:100% !important;max-width:100% !important;min-width:0 !important}.dz-sidebar-panel{transition:width 0.28s cubic-bezier(0.4,0,0.2,1),padding 0.28s cubic-bezier(0.4,0,0.2,1);display:none !important;position:fixed !important;top:0 !important;right:0 !important;bottom:0 !important;height:100vh !important;max-height:100vh !important;width:300px !important;max-width:85vw !important;z-index:9999 !important;border-radius:0 !important;box-shadow:-8px 0 35px rgba(0,0,0,0.7) !important;overflow-y:auto !important}.dz-sidebar-panel.is-open{display:flex !important}.dz-drawer-header-mobile{display:flex !important;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,0.08)}.dz-drawer-title-wrap{display:flex;align-items:center;gap:8px;color:#F6F7FB;font-weight:700;font-size:0.95rem}.dz-btn-close-drawer{background:transparent;border:none;color:#334155;font-size:1.5rem;cursor:pointer;line-height:1;padding:0 4px}.dz-sidebar-collapse-btn{display:none !important}.dz-footer-compact-card{padding:20px 16px !important;width:100% !important;max-width:100% !important}.dz-footer-card-body{grid-template-columns:1fr 1fr;gap:20px}}@media (max-width:640px){.dz-brand-title{max-width:140px;font-size:0.84rem}.dz-flag-badge{display:none !important}.dz-btn-account .dz-acc-label{display:none !important}.dz-btn-account{padding:8px !important}.dz-footer-compact-card{padding:22px 16px 14px !important}.dz-footer-card-body{display:grid !important;grid-template-columns:1fr 1fr !important;gap:18px 12px !important}.dz-footer-col-brand{grid-column:1 / -1 !important;display:flex !important;flex-direction:column !important;align-items:center !important;text-align:center !important;padding-bottom:14px !important;border-bottom:1px solid rgba(255,255,255,0.07) !important;gap:8px !important}.dz-footer-brand-link{display:flex !important;flex-direction:column !important;align-items:center !important;justify-content:center !important;text-align:center !important;gap:8px !important}.dz-footer-logo-img{height:36px !important;width:auto !important}.dz-footer-brand-title{font-size:1rem !important;font-weight:800 !important;color:#F6F7FB !important;text-align:center !important}.dz-footer-brand-desc{font-size:0.8rem !important;color:#334155 !important;line-height:1.5 !important;max-width:320px !important;margin:0 auto !important;text-align:center !important}.dz-footer-col-nav{display:flex !important;flex-direction:column !important}.dz-footer-col-title{font-size:0.9rem !important;font-weight:700 !important;margin-bottom:10px !important;display:flex !important;align-items:center !important;gap:6px !important}.dz-footer-title-bar{width:3px !important;height:13px !important;background:#3b82f6 !important;border-radius:2px !important}.dz-footer-links{display:flex !important;flex-direction:column !important;gap:8px !important;padding:0 !important;margin:0 !important}.dz-footer-links a{font-size:0.8rem !important;color:#cbd5e1 !important;line-height:1.4 !important}.dz-footer-col-social{grid-column:1 / -1 !important;display:flex !important;flex-direction:column !important;align-items:center !important;text-align:center !important;padding-top:14px !important;border-top:1px solid rgba(255,255,255,0.07) !important;gap:10px !important}.dz-footer-col-social .dz-footer-col-title{display:none !important}.dz-footer-social-pills{justify-content:center !important;gap:8px !important}.dz-footer-verified-badge{margin:0 auto !important;padding:7px 16px !important;background:rgba(16,185,129,0.12) !important;border:1px solid rgba(16,185,129,0.3) !important;border-radius:30px !important;display:inline-flex !important;align-items:center !important;gap:8px !important}.dz-footer-card-bottom{flex-direction:column !important;text-align:center !important;gap:6px !important;padding-top:12px !important;margin-top:12px !important;border-top:1px solid rgba(255,255,255,0.05) !important}.dz-footer-copyright-text{font-size:0.74rem !important;color:#667085 !important;text-align:center !important;line-height:1.5 !important}.dz-footer-card-bottom{flex-direction:column;text-align:center;gap:8px}}@media (max-width:900px){.dz-subjects-grid,.dz-subjects-grid.dz-grid-compact{grid-template-columns:repeat(2,1fr) !important;gap:12px !important}}@media (max-width:540px){.dz-subjects-grid,.dz-subjects-grid.dz-grid-compact{grid-template-columns:1fr !important;gap:9px !important}.dz-subject-card{padding:10px 14px !important;min-height:56px !important;border-radius:12px !important}.dz-subj-name{font-size:0.9rem !important;font-weight:700 !important;line-height:1.35 !important}.dz-subj-file-count{font-size:0.74rem !important;padding:3px 8px !important;white-space:nowrap !important}.dz-subj-icon-col{width:32px !important;height:32px !important;display:flex !important;align-items:center !important;justify-content:center !important;flex-shrink:0 !important}.dz-subj-badge-col{min-width:60px !important;flex-shrink:0 !important;display:flex !important;justify-content:flex-start !important}.dz-subj-title-col{flex:1 !important;min-width:0 !important;padding:0 10px !important;text-align:right !important}}body{background-color:var(--dz-bg-dark) !important;color:var(--dz-text) !important}.dz-top-banner{background:#f3eeff !important;border-bottom:1px solid #e9d5ff !important;box-shadow:0 1px 3px rgba(107,33,168,0.06) !important;color:#6b21a8 !important}.dz-banner-link,.dz-banner-text{color:#6b21a8 !important;font-weight:700 !important}.dz-banner-link:hover{color:#581c87 !important;opacity:0.95 !important}.dz-navbar-sticky{background:rgba(255,255,255,0.97) !important;border-bottom:1px solid #E7E9EF !important;box-shadow:0 2px 12px -2px rgba(0,0,0,0.04) !important}.dz-brand-title{color:#172033 !important}.dz-brand-tagline{color:#667085 !important}.dz-brand-icon{background:linear-gradient(135deg,#6D35E8 0%,#6366f1 100%) !important;box-shadow:0 4px 12px rgba(124,58,237,0.25) !important}.dz-flag-badge{border:1px solid #E7E9EF !important;background:#F6F7FB !important}.dz-search-input-group{background:#F6F7FB !important;border:1px solid #E7E9EF !important;box-shadow:inset 0 1px 2px rgba(0,0,0,0.02) !important}.dz-search-input-group:focus-within{background:#ffffff !important;border-color:#6D35E8 !important;box-shadow:0 0 0 3px rgba(124,58,237,0.15) !important}.dz-search-field{color:#172033 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6px;font-size:11px;font-weight:700;border-radius:10px;background:#e2e8f0;color:#475569}.dz-subject-terms-tabs{display:flex;align-items:center;gap:10px;margin:18px 0 16px 0;padding:6px;background:#f1f5f9;border-radius:12px;overflow-x:auto;scrollbar-width:none}.dz-subject-terms-tabs::-webkit-scrollbar{display:none}.dz-term-filter-tab{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border:none;background:transparent;border-radius:8px;font-size:14px;font-weight:600;color:#64748b;cursor:pointer;transition:all 0.2s ease;white-space:nowrap;font-family:inherit}.dz-term-filter-tab:hover{color:#0f172a;background:rgba(255,255,255,0.6)}.dz-term-filter-tab.is-active{background:#ffffff;color:#6d28d9;font-weight:700;box-shadow:0 2px 5px rgba(0,0,0,0.06)}.dz-term-filter-tab .dz-tab-badge{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;font-size:11px;font-weight:700;border-radius:10px;background:#e2e8f0;color:#475569}.dz-term-filter-tab.is-active .dz-tab-badge{background:#ede9fe;color:#6d28d9}.dz-content-cat-card.is-filtered-out{display:none !important}.dz-footer-copyright-text,.dz-footer-bottom-links,.dz-footer-bottom-links span{color:#334155 !important}.dz-mat-solution-pill.is-unsolved,.dz-row-solution-pill.is-unsolved{background:#fee2e2 !important;border:1px solid #fca5a5 !important;color:#991b1b !important;font-weight:700 !important}.dz-mat-solution-pill{background:#dcfce7 !important;border:1px solid #86efac !important;color:#14532d !important;font-weight:700 !important}.dz-card-empty-note{color:#334155 !important}.dz-cat-count-pill{color:#1e293b !important;background:#e2e8f0 !important}.dz-mat-solution-pill.is-unsolved,.dz-row-solution-pill.is-unsolved{background:#fee2e2 !important;border:1px solid #ef4444 !important;color:#7f1d1d !important;font-weight:700 !important}.dz-mat-solution-pill{background:#dcfce7 !important;border:1px solid #16a34a !important;color:#14532d !important;font-weight:700 !important}.dz-footer-copyright-text{color:#1e293b !important;font-weight:500 !important}.dz-footer-brand-desc{color:#334155 !important}.dz-footer-bottom-links,.dz-footer-bottom-links span,.dz-footer-compact-card span{color:#334155 !important}.dz-card-empty-note{color:#1e293b !important}.dz-stage-tag{color:#1e293b !important}.dz-cat-count-pill{color:#0f172a !important;background:#e2e8f0 !important;font-weight:700 !important}.dz-card-links-body{background:#ffffff !important;padding:6px 10px !important;flex:1 1 auto !important;box-sizing:border-box !important;}.dz-card-links-list{list-style:none !important;padding:0 !important;margin:0 !important;width:100% !important;}.dz-link-row{border-bottom:1px solid #f1f5f9 !important;width:100% !important;box-sizing:border-box !important;}.dz-link-row:last-child{border-bottom:none !important;}.dz-link-anchor{color:#172033 !important;display:flex !important;flex-direction:row !important;align-items:center !important;justify-content:space-between !important;padding:7px 5px !important;border-radius:8px !important;text-decoration:none !important;gap:6px !important;width:100% !important;box-sizing:border-box !important;transition:background-color 0.15s ease, color 0.15s ease !important;}.dz-link-anchor:hover{background:#f8fafc !important;color:var(--sec-accent, #6d35e8) !important;}.dz-link-text{font-size:0.835rem !important;font-weight:600 !important;line-height:1.4 !important;white-space:nowrap !important;overflow:hidden !important;text-overflow:ellipsis !important;flex:1 1 auto !important;min-width:0 !important;letter-spacing:-0.15px !important;text-align:right !important;}.dz-link-meta-end{display:inline-flex !important;align-items:center !important;gap:5px !important;flex-shrink:0 !important;margin-inline-start:4px !important;}.dz-cat-count-pill{display:inline-flex !important;align-items:center !important;justify-content:center !important;background:#f1f5f9 !important;border:1px solid #e2e8f0 !important;color:#334155 !important;font-size:0.72rem !important;font-weight:700 !important;padding:1px 6px !important;border-radius:6px !important;line-height:1.35 !important;min-width:0 !important;height:auto !important;white-space:nowrap !important;flex-shrink:0 !important;}.dz-link-anchor:hover .dz-cat-count-pill{background:#e2e8f0 !important;color:#0f172a !important;border-color:#cbd5e1 !important;}.dz-link-arrow{display:inline-flex !important;align-items:center !important;justify-content:center !important;color:#94a3b8 !important;flex-shrink:0 !important;transition:transform 0.2s ease, color 0.2s ease !important;}.dz-link-arrow svg, .dz-arrow-icon{width:13px !important;height:13px !important;}.dz-link-anchor:hover .dz-link-arrow{transform:translateX(-3px) !important;color:var(--sec-accent, #6d35e8) !important;}@media (max-width:1260px) and (min-width:993px){.dz-cards-grid{grid-template-columns:repeat(2, 1fr) !important;gap:16px !important;}}.dz-subnav-link{display:flex !important;align-items:center !important;justify-content:flex-start !important;padding:7px 10px !important;gap:8px !important;width:100% !important;box-sizing:border-box !important;text-decoration:none !important;}.dz-subnav-name{flex:1 1 auto !important;min-width:0 !important;white-space:nowrap !important;overflow:hidden !important;text-overflow:ellipsis !important;text-align:right !important;font-size:0.84rem !important;font-weight:600 !important;line-height:1.4 !important;}.dz-subnav-bullet{width:6px !important;height:6px !important;border-radius:50% !important;flex-shrink:0 !important;transition:transform 0.2s ease, background-color 0.2s ease !important;}.dz-subnav-count{display:inline-flex !important;align-items:center !important;justify-content:center !important;background:#f1f5f9 !important;border:1px solid #e2e8f0 !important;color:#475569 !important;font-size:0.72rem !important;font-weight:700 !important;padding:1px 7px !important;border-radius:6px !important;line-height:1.35 !important;min-width:0 !important;height:auto !important;white-space:nowrap !important;flex-shrink:0 !important;margin-inline-start:auto !important;font-feature-settings:'tnum' !important;transition:background 0.15s ease, color 0.15s ease, border-color 0.15s ease !important;}.dz-subnav-item:hover .dz-subnav-count, .dz-subnav-link:hover .dz-subnav-count{background:#ede9fe !important;border-color:#ddd6fe !important;color:#6d35e8 !important;}.dz-subnav-item.is-active .dz-subnav-count{background:#6d35e8 !important;border-color:#6d35e8 !important;color:#ffffff !important;}