@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";
*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-base:#f8fafc;--bg-surface:#f1f5f9;--bg-card:#fff;--bg-card-hover:#f8fafc;--bg-elevated:#e2e8f0;--bg-header:#ffffffd9;--border:#e2e8f0;--border-bright:#cbd5e1;--accent:#3b82f6;--accent-bright:#2563eb;--accent-glow:#3b82f61a;--accent-dark:#1d4ed8;--benign:#16a34a;--benign-bg:#16a34a1a;--benign-border:#16a34a40;--equivocal:#d97706;--equivocal-bg:#d977061a;--equivocal-border:#d9770640;--malignant:#dc2626;--malignant-bg:#dc26261a;--malignant-border:#dc262640;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 1px 3px #0000001a;--shadow-md:0 4px 16px #0000000f;--shadow-lg:0 8px 32px #00000014;--shadow-accent:0 0 30px #3b82f626}.dark{--bg-base:#080c14;--bg-surface:#0d1421;--bg-card:#111927;--bg-card-hover:#162030;--bg-elevated:#192233;--bg-header:#080c14d9;--border:#1e2d42;--border-bright:#253650;--accent:#3b82f6;--accent-bright:#60a5fa;--accent-glow:#3b82f626;--accent-dark:#1d4ed8;--benign:#22c55e;--benign-bg:#22c55e1f;--benign-border:#22c55e4d;--equivocal:#f59e0b;--equivocal-bg:#f59e0b1f;--equivocal-border:#f59e0b4d;--malignant:#ef4444;--malignant-bg:#ef44441f;--malignant-border:#ef44444d;--text-primary:#f0f6ff;--text-secondary:#8ba3c0;--text-muted:#4a6080;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 16px #00000080;--shadow-lg:0 8px 32px #0009;--shadow-accent:0 0 30px #3b82f633}html,body{background:var(--bg-base);height:100%;color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.6}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-surface)}::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.app-layout{flex-direction:column;min-height:100vh;display:flex}.page-body{flex:1}.page-header{margin-bottom:2rem}.page-title{letter-spacing:-.02em;color:var(--text-primary);margin-bottom:.35rem;font-size:1.75rem;font-weight:700}.page-subtitle{color:var(--text-secondary);font-size:.9rem}.header-divider{background:var(--border);width:1px;height:20px;margin:0 2px}.header{z-index:50;background:var(--bg-header);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;height:60px;padding:0 1.5rem;display:flex;position:sticky;top:0}.header-brand{align-items:center;gap:12px;text-decoration:none;display:flex}.header-logo{background:0 0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.header-logo svg{color:#fff}.header-title{letter-spacing:-.02em;color:var(--text-primary);font-size:1.1rem;font-weight:700}.header-subtitle{color:var(--text-muted);letter-spacing:.1em;text-transform:uppercase;font-family:JetBrains Mono,monospace;font-size:.7rem}.header-badge{background:var(--accent-glow);color:var(--accent-bright);letter-spacing:.05em;text-transform:uppercase;border:1px solid #3b82f64d;border-radius:20px;align-items:center;gap:6px;padding:4px 12px;font-size:.7rem;font-weight:600;display:flex}.header-nav{align-items:center;gap:24px;display:none}@media (min-width:768px){.header-nav{display:flex}}.nav-link{color:var(--text-secondary);align-items:center;gap:6px;font-size:.85rem;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-link:hover,.nav-link.active{color:var(--text-primary)}.nav-link.active{color:var(--accent-bright)}.header-actions{align-items:center;gap:12px;display:flex}.theme-icon-sun{width:1.2rem;height:1.2rem;transition:all .2s;transform:rotate(0)scale(1)}.dark .theme-icon-sun{transform:rotate(-90deg)scale(0)}.theme-icon-moon{width:1.2rem;height:1.2rem;transition:all .2s;position:absolute;transform:rotate(90deg)scale(0)}.dark .theme-icon-moon{transform:rotate(0)scale(1)}.icon-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:50%;justify-content:center;align-items:center;padding:6px;transition:all .2s;display:flex}.icon-btn:hover{background:var(--bg-elevated);border-color:var(--border-bright);color:var(--text-primary)}.dropdown-content{z-index:100;border-radius:var(--radius-md);border:1px solid var(--border);background-color:var(--bg-card);min-width:12rem;color:var(--text-primary);box-shadow:var(--shadow-lg);padding:.25rem;animation:.2s ease-out dropdown-in;overflow:hidden}@keyframes dropdown-in{0%{opacity:0;transform:scale(.95)translateY(-5px)}to{opacity:1;transform:scale(1)translateY(0)}}.dropdown-item{cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:var(--radius-sm);outline:none;align-items:center;gap:8px;padding:.45rem .5rem;font-size:.85rem;transition:all .15s;display:flex;position:relative}.dropdown-item:focus,.dropdown-item:hover{background-color:var(--bg-elevated);color:var(--accent-bright)}.dropdown-label{color:var(--text-secondary);padding:.45rem .5rem;font-size:.8rem;font-weight:600}.dropdown-separator{background-color:var(--border);height:1px;margin:.25rem -.25rem}.status-dot{background:var(--accent-bright);border-radius:50%;width:6px;height:6px;animation:2s ease-in-out infinite pulse-dot}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.main-content{flex:1;width:100%;max-width:1400px;margin:0 auto;padding:2rem 1.5rem}.mode-tabs{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);gap:8px;margin-bottom:2rem;padding:6px;display:flex}.mode-tab{border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;background:0 0;border:none;flex:1;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-family:Inter,sans-serif;font-size:.875rem;font-weight:500;transition:all .2s;display:flex}.mode-tab:hover{background:var(--bg-elevated);color:var(--text-primary)}.mode-tab.active{background:var(--accent);color:#fff;box-shadow:0 0 20px #3b82f64d}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius-xl);background:var(--bg-surface);text-align:center;cursor:pointer;padding:3rem 2rem;transition:all .3s;position:relative;overflow:hidden}.drop-zone:before{content:"";pointer-events:none;background:radial-gradient(#3b82f608 0%,#0000 70%);position:absolute;inset:0}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--accent);background:var(--bg-card);box-shadow:var(--shadow-accent)}.drop-zone.drag-over{border-color:var(--accent-bright);transform:scale(1.01)}.drop-icon{background:var(--accent-glow);width:64px;height:64px;color:var(--accent-bright);border:1px solid #3b82f64d;border-radius:50%;justify-content:center;align-items:center;margin:0 auto 1rem;display:flex}.drop-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.15rem;font-weight:600}.drop-desc{color:var(--text-secondary);margin-bottom:1rem;font-size:.85rem}.drop-formats{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;display:flex}.format-badge{background:var(--bg-elevated);border:1px solid var(--border-bright);color:var(--text-secondary);border-radius:20px;padding:3px 10px;font-family:JetBrains Mono,monospace;font-size:.7rem;font-weight:500}.file-list{flex-direction:column;gap:8px;margin-top:1.5rem;display:flex}.file-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);align-items:center;gap:12px;padding:12px 16px;transition:all .2s;display:flex}.file-item:hover{border-color:var(--border-bright)}.file-icon{background:var(--accent-glow);border-radius:var(--radius-sm);width:36px;height:36px;color:var(--accent-bright);letter-spacing:0;flex-shrink:0;justify-content:center;align-items:center;font-family:JetBrains Mono,monospace;font-size:.6rem;font-weight:700;display:flex}.file-info{flex:1;min-width:0}.file-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:500;overflow:hidden}.file-size{color:var(--text-muted);font-family:JetBrains Mono,monospace;font-size:.75rem}.file-status{border-radius:10px;flex-shrink:0;padding:2px 8px;font-size:.7rem;font-weight:600}.file-status.pending{background:var(--bg-elevated);color:var(--text-muted)}.file-status.processing{background:var(--accent-glow);color:var(--accent-bright)}.file-status.done{color:var(--benign);background:#22c55e26}.file-status.error{color:var(--malignant);background:#ef444426}.file-remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;align-items:center;padding:4px;transition:all .15s;display:flex}.file-remove:hover{color:var(--malignant);background:#ef44441a}.action-bar{flex-wrap:wrap;align-items:center;gap:12px;margin-top:1.5rem;display:flex}.btn-primary{background:linear-gradient(135deg, var(--accent), #6366f1);color:#fff;border-radius:var(--radius-md);cursor:pointer;border:none;align-items:center;gap:8px;padding:12px 28px;font-family:Inter,sans-serif;font-size:.9rem;font-weight:600;transition:all .25s;display:flex;box-shadow:0 4px 20px #3b82f64d}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 30px #3b82f666}.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none}.btn-secondary{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;align-items:center;gap:8px;padding:12px 20px;font-family:Inter,sans-serif;font-size:.9rem;font-weight:500;transition:all .2s;display:flex}.btn-secondary:hover{border-color:var(--border-bright);color:var(--text-primary)}.confidence-control{color:var(--text-secondary);align-items:center;gap:10px;margin-left:auto;font-size:.8rem;display:flex}.conf-slider{appearance:none;background:var(--border);border-radius:2px;outline:none;width:120px;height:4px}.conf-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border-radius:50%;width:14px;height:14px;box-shadow:0 0 8px #3b82f680}.results-section{margin-top:2.5rem}.results-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;display:flex}.results-title{color:var(--text-primary);align-items:center;gap:10px;font-size:1.1rem;font-weight:700;display:flex}.results-count{color:var(--text-muted);background:var(--bg-elevated);border-radius:10px;padding:2px 10px;font-family:JetBrains Mono,monospace;font-size:.75rem}.btn-export-pdf{color:#fff;border-radius:var(--radius-md);cursor:pointer;background:linear-gradient(135deg,#059669,#0d9488);border:none;flex-shrink:0;align-items:center;gap:7px;padding:8px 18px;font-family:Inter,sans-serif;font-size:.85rem;font-weight:600;transition:all .25s;display:flex;box-shadow:0 4px 14px #0596694d}.btn-export-pdf:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px #05966966}.btn-export-pdf:disabled{opacity:.5;cursor:not-allowed;transform:none}.results-grid{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:1.5rem;display:grid}.result-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all .3s;animation:.4s forwards card-enter;overflow:hidden}@keyframes card-enter{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.result-card:hover{border-color:var(--border-bright);box-shadow:var(--shadow-lg);transform:translateY(-3px)}.result-card-img{aspect-ratio:1;background:#000;width:100%;position:relative;overflow:hidden}.result-card-img canvas,.result-card-img img{object-fit:contain;width:100%;height:100%;display:block}.result-card-body{padding:1rem 1.25rem}.result-filename{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:.75rem;font-family:JetBrains Mono,monospace;font-size:.8rem;font-weight:600;overflow:hidden}.detection-list{flex-direction:column;gap:6px;display:flex}.detection-item{border-radius:var(--radius-sm);border:1px solid;align-items:center;gap:8px;padding:8px 10px;display:flex}.detection-item.benign{background:var(--benign-bg);border-color:var(--benign-border)}.detection-item.equivocal{background:var(--equivocal-bg);border-color:var(--equivocal-border)}.detection-item.malignant{background:var(--malignant-bg);border-color:var(--malignant-border)}.detection-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.benign .detection-dot{background:var(--benign)}.equivocal .detection-dot{background:var(--equivocal)}.malignant .detection-dot{background:var(--malignant)}.detection-label{text-transform:capitalize;flex:1;font-size:.78rem;font-weight:600}.benign .detection-label{color:var(--benign)}.equivocal .detection-label{color:var(--equivocal)}.malignant .detection-label{color:var(--malignant)}.detection-conf{color:var(--text-secondary);font-family:JetBrains Mono,monospace;font-size:.75rem}.no-detection{color:var(--text-muted);text-align:center;background:var(--bg-elevated);border-radius:var(--radius-sm);padding:12px;font-size:.82rem}.progress-wrap{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);margin-top:1.5rem;padding:1rem 1.25rem}.progress-label{justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.8rem;display:flex}.progress-text{color:var(--text-secondary)}.progress-pct{color:var(--accent-bright);font-family:JetBrains Mono,monospace;font-weight:600}.progress-bar-track{background:var(--border);border-radius:3px;height:6px;overflow:hidden}.progress-bar-fill{background:linear-gradient(90deg, var(--accent), #8b5cf6);border-radius:3px;height:100%;transition:width .3s;box-shadow:0 0 12px #3b82f680}.summary-stats{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:1.5rem;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);text-align:center;padding:1rem;transition:all .2s}.stat-card:hover{border-color:var(--border-bright);transform:translateY(-2px)}.stat-value{margin-bottom:6px;font-family:JetBrains Mono,monospace;font-size:2rem;font-weight:700;line-height:1}.stat-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-size:.72rem;font-weight:600}.stat-benign .stat-value{color:var(--benign)}.stat-equivocal .stat-value{color:var(--equivocal)}.stat-malignant .stat-value{color:var(--malignant)}.stat-total .stat-value{color:var(--accent-bright)}.spinner{border:2px solid #ffffff40;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;color:var(--text-muted);padding:4rem 2rem}.empty-state svg{color:var(--border-bright);margin-bottom:1rem}.empty-title{color:var(--text-secondary);margin-bottom:.4rem;font-size:1rem;font-weight:600}.empty-desc{font-size:.85rem}.footer{border-top:1px solid var(--border);background:var(--bg-card);margin-top:4rem;padding:4rem 1.5rem 1.5rem}.footer-content{grid-template-columns:1fr 2fr;gap:4rem;max-width:1200px;margin:0 auto 3rem;display:grid}.footer-brand{max-width:320px}.footer-logo{color:var(--accent-bright);margin-bottom:1rem}.footer-title{letter-spacing:-.02em;color:var(--text-primary);margin-bottom:.5rem;font-size:1.25rem;font-weight:700}.footer-desc{color:var(--text-secondary);font-size:.85rem;line-height:1.6}.footer-links{grid-template-columns:repeat(3,1fr);gap:2rem;display:grid}.footer-col h4{color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:1.25rem;font-size:.85rem;font-weight:600}.footer-col a{color:var(--text-secondary);margin-bottom:.75rem;font-size:.85rem;text-decoration:none;transition:color .2s;display:block}.footer-col a:hover{color:var(--accent-bright)}.footer-bottom{border-top:1px solid var(--border);text-align:center;max-width:1200px;color:var(--text-muted);margin:0 auto;padding-top:1.5rem;font-size:.75rem}@media (max-width:768px){.footer-content{grid-template-columns:1fr;gap:2rem}.footer-links{grid-template-columns:repeat(2,1fr)}}@media (max-width:480px){.footer-links{grid-template-columns:1fr}}@media (max-width:640px){.main-content{padding:1rem}.results-grid{grid-template-columns:1fr}.action-bar{flex-direction:column;align-items:stretch}.confidence-control{justify-content:space-between;margin-left:0}.summary-stats{grid-template-columns:repeat(2,1fr)}}.img-expand-btn{color:#fff;cursor:pointer;opacity:0;background:#0009;border:1px solid #ffffff26;border-radius:6px;align-items:center;gap:4px;padding:4px 8px;font-size:.7rem;transition:all .2s;display:flex;position:absolute;top:8px;right:8px}.result-card-img:hover .img-expand-btn{opacity:1}.img-expand-btn:hover{background:var(--accent);border-color:var(--accent)}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100;background:#000000d9;justify-content:center;align-items:center;padding:2rem;animation:.2s fade-in;display:flex;position:fixed;inset:0}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--bg-card);border:1px solid var(--border-bright);border-radius:var(--radius-xl);width:100%;max-width:800px;box-shadow:var(--shadow-lg);animation:.3s modal-enter;overflow:hidden}@keyframes modal-enter{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:1rem 1.25rem;display:flex}.modal-title{color:var(--text-primary);font-family:JetBrains Mono,monospace;font-size:.9rem;font-weight:600}.modal-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px;transition:all .15s}.modal-close:hover{color:var(--text-primary);background:var(--bg-elevated)}.modal-img{width:100%;height:auto;display:block}.conf-bar{background:var(--border);border-radius:2px;height:3px;margin-top:4px;overflow:hidden}.conf-bar-fill{border-radius:2px;height:100%;transition:width .4s}.benign .conf-bar-fill{background:var(--benign)}.equivocal .conf-bar-fill{background:var(--equivocal)}.malignant .conf-bar-fill{background:var(--malignant)}.home-page{min-height:calc(100vh - 60px)}.hero-section{text-align:center;padding:8rem 1.5rem 6rem;position:relative;overflow:hidden}.hero-glow{pointer-events:none;z-index:0;background:radial-gradient(#3b82f624 0%,#0000 70%);width:800px;height:500px;position:absolute;top:-100px;left:50%;transform:translate(-50%)}.hero-inner{z-index:1;max-width:760px;margin:0 auto;position:relative}.hero-badge{background:var(--accent-glow);color:var(--accent-bright);letter-spacing:.04em;border:1px solid #3b82f64d;border-radius:20px;align-items:center;gap:8px;margin-bottom:2rem;padding:6px 16px;font-size:.8rem;font-weight:600;display:inline-flex}.hero-title{letter-spacing:-.04em;color:var(--text-primary);margin-bottom:1.5rem;font-size:clamp(2.5rem,6vw,4.5rem);font-weight:800;line-height:1.1}.hero-accent{background:linear-gradient(135deg, var(--accent-bright), #a78bfa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-desc{color:var(--text-secondary);max-width:560px;margin:0 auto 2.5rem;font-size:1.1rem;line-height:1.75}.hero-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;margin-bottom:4rem;display:flex}.hero-cta{align-items:center;gap:8px;padding:14px 32px;font-size:1rem;display:flex}.hero-stats{border-top:1px solid var(--border);flex-wrap:wrap;justify-content:center;gap:3rem;padding-top:2.5rem;display:flex}.hero-stat-value{color:var(--accent-bright);margin-bottom:4px;font-family:JetBrains Mono,monospace;font-size:1.6rem;font-weight:800}.hero-stat-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-size:.75rem;font-weight:600}.section{padding:6rem 1.5rem}.section-alt{background:var(--bg-surface)}.section-inner{max-width:1100px;margin:0 auto}.section-tag{text-transform:uppercase;letter-spacing:.12em;color:var(--accent-bright);margin-bottom:.75rem;font-size:.75rem;font-weight:700}.section-title{letter-spacing:-.03em;color:var(--text-primary);margin-bottom:3rem;font-size:clamp(1.6rem,3.5vw,2.5rem);font-weight:800;line-height:1.2}.features-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;display:grid}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;transition:all .3s}.feature-card:hover{border-color:var(--border-bright);box-shadow:var(--shadow-lg);transform:translateY(-4px)}.feature-icon{margin-bottom:1rem}.feature-title{color:var(--text-primary);margin-bottom:.6rem;font-size:1rem;font-weight:700}.feature-desc{color:var(--text-secondary);font-size:.87rem;line-height:1.65}.steps-row{flex-wrap:wrap;align-items:flex-start;gap:2rem;display:flex}.step-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;flex:1;min-width:200px;padding:2rem 1.5rem;position:relative}.step-num{color:var(--border-bright);margin-bottom:.75rem;font-family:JetBrains Mono,monospace;font-size:2.5rem;font-weight:800;line-height:1}.step-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.1rem;font-weight:700}.step-desc{color:var(--text-secondary);font-size:.85rem;line-height:1.6}.step-arrow{color:var(--border-bright);z-index:1;background:var(--bg-base);position:absolute;top:50%;right:-20px;transform:translateY(-50%)}.classes-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;display:grid}.class-card{border-radius:var(--radius-lg);border:1px solid;padding:1.75rem;transition:all .25s}.class-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}.class-dot{border-radius:50%;width:12px;height:12px;margin-bottom:.75rem}.class-label{text-transform:capitalize;margin-bottom:.5rem;font-size:1.1rem;font-weight:700}.class-desc{color:var(--text-secondary);font-size:.875rem;line-height:1.6}.cta-section{text-align:center;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:linear-gradient(#0000,#3b82f60f 40%,#0000);padding:7rem 1.5rem}.cta-inner{max-width:600px;margin:0 auto}.cta-title{letter-spacing:-.03em;color:var(--text-primary);margin-bottom:1rem;font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800}.cta-desc{color:var(--text-secondary);margin-bottom:2rem;font-size:1rem;line-height:1.65}@media (max-width:640px){.hero-section{padding:5rem 1rem 4rem}.hero-stats{gap:2rem}.steps-row{flex-direction:column}.step-arrow{display:none}.features-grid,.classes-grid{grid-template-columns:1fr}}.downloads-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;margin-top:2rem;display:grid}.download-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;flex-direction:column;padding:2.5rem 2rem;transition:all .3s;display:flex}.download-card:hover{border-color:var(--accent-bright);transform:translateY(-5px);box-shadow:0 10px 30px #3b82f61a}.download-icon-wrap{background:var(--bg-surface);border:1px solid var(--border-bright);width:80px;height:80px;color:var(--accent-bright);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 1.5rem;display:flex}.download-title{color:var(--text-primary);margin-bottom:.75rem;font-size:1.5rem;font-weight:700}.download-desc{color:var(--text-secondary);flex:1;margin-bottom:2rem;font-size:.95rem;line-height:1.6}.download-links{flex-direction:column;gap:.75rem;display:flex}.download-btn{justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.75rem;font-size:.95rem;font-weight:600;display:flex}