.papercraft-page{width:min(1200px,calc(100% - 32px));margin:100px auto 40px;display:flex;flex-direction:column;gap:40px}.glass-panel{background:rgba(17,23,25,.75);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:12px;padding:32px;box-shadow:0 8px 32px rgba(0,0,0,.4)}.papercraft-hero{text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px;padding:48px 24px}.papercraft-hero h1{font-family:var(--font-display),sans-serif;font-size:52px;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin:0;color:var(--text);line-height:1.1}.papercraft-hero h1 span{color:var(--lime)}.papercraft-hero p{font-size:18px;color:var(--muted);max-width:600px;margin:0 0 12px}.search-box{width:100%;max-width:500px;display:flex;flex-direction:column;gap:12px}.search-form{display:flex;width:100%;gap:8px}.search-input{flex:1 1;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:14px 18px;color:var(--text);font-size:16px;outline:none;transition:border-color .25s,box-shadow .25s}.search-input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(255,159,28,.2)}.btn-primary{background:var(--lime);color:var(--bg);font-family:var(--font-display),sans-serif;font-size:16px;font-weight:700;text-transform:uppercase;border:none;border-radius:8px;padding:0 24px;cursor:pointer;display:flex;align-items:center;gap:8px;transition:transform .15s,filter .2s;height:50px}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{background:var(--line);color:var(--muted);cursor:not-allowed;transform:none;filter:none}.error-message{color:var(--red);font-size:14px;margin:4px 0 0;text-align:left}.papercraft-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:32px;gap:32px}@media (max-width:900px){.papercraft-grid{grid-template-columns:1fr}.papercraft-hero h1{font-size:40px}}.editor-column,.viewer-column{display:flex;flex-direction:column;gap:24px}.viewer-3d-box{background:var(--panel-2);border:1px solid var(--line);border-radius:12px;position:relative;overflow:hidden;height:450px;display:flex;align-items:center;justify-content:center}.viewer-3d-overlay{position:absolute;top:16px;left:16px;background:rgba(9,13,15,.6);padding:6px 12px;border-radius:20px;font-size:12px;color:var(--muted);border:1px solid var(--line);pointer-events:none}.scale-selector-container{display:flex;flex-direction:column;gap:12px}.scale-selector-container label{font-family:var(--font-display),sans-serif;font-size:18px;font-weight:700;text-transform:uppercase;color:var(--muted)}.scale-options{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px}.scale-btn{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:14px;color:var(--text);font-size:15px;font-weight:600;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:4px;transition:all .25s}.scale-btn span{font-size:12px;color:var(--muted);font-weight:400}.scale-btn.active{border-color:var(--lime);background:rgba(255,159,28,.08);box-shadow:0 0 12px rgba(255,159,28,.15)}.scale-btn:hover:not(.active){border-color:var(--muted)}.download-action-btn{background:var(--lime);color:var(--bg);font-family:var(--font-display),sans-serif;font-size:18px;font-weight:700;text-transform:uppercase;border:none;border-radius:8px;padding:16px 32px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;transition:all .2s;width:100%}.download-action-btn:hover{filter:brightness(1.1);box-shadow:0 4px 20px rgba(255,159,28,.3)}.download-action-btn:active{transform:scale(.99)}.download-action-btn:disabled{background:var(--line);color:var(--muted);cursor:not-allowed;box-shadow:none}.tutorial-title{font-family:var(--font-display),sans-serif;font-size:24px;font-weight:700;text-transform:uppercase;color:var(--lime);margin:0 0 16px;display:flex;align-items:center;gap:8px}.step-card{display:flex;flex-direction:column;gap:20px}.step-number{font-family:var(--font-display),sans-serif;font-size:16px;font-weight:700;text-transform:uppercase;color:var(--lime);background:rgba(255,159,28,.1);padding:4px 12px;border-radius:4px;align-self:flex-start;border:1px solid rgba(255,159,28,.2)}.step-details h3{font-size:20px;margin:0 0 8px;color:var(--text)}.step-details p{color:var(--muted);font-size:15px;line-height:1.6;margin:0}.step-controls{display:flex;justify-content:space-between;gap:12px;margin-top:8px}.btn-secondary{background:var(--panel-2);border:1px solid var(--line);color:var(--text);font-family:var(--font-display),sans-serif;font-size:14px;font-weight:600;text-transform:uppercase;padding:10px 20px;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}.btn-secondary:hover:not(:disabled){border-color:var(--muted);background:var(--line)}.btn-secondary:disabled{opacity:.4;cursor:not-allowed}.seo-section{display:flex;flex-direction:column;gap:24px}.seo-section h2{font-family:var(--font-display),sans-serif;font-size:32px;font-weight:700;text-transform:uppercase;color:var(--lime);margin:0;line-height:1.2}.seo-text{color:var(--muted);font-size:15px;line-height:1.6;margin:0}.seo-grid-content{display:grid;grid-template-columns:1fr 1fr;grid-gap:24px;gap:24px}@media (max-width:768px){.seo-grid-content{grid-template-columns:1fr}}.faq-list{display:flex;flex-direction:column;gap:16px;margin-top:8px}.faq-item h3{font-size:18px;color:var(--text);margin:0 0 6px}.faq-item p{color:var(--muted);font-size:14px;line-height:1.5;margin:0}.disclaimer-box{border-top:1px solid var(--line);padding-top:24px;margin-top:16px;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}.disclaimer-box p{font-size:12px;color:var(--muted);max-width:750px;line-height:1.5;margin:0}.branding-text{font-size:14px;font-weight:600;color:var(--muted)}.branding-text a{color:var(--lime);font-weight:700;transition:color .2s}.branding-text a:hover{text-decoration:underline}.loading-spinner{width:24px;height:24px;border:3px solid rgba(9,13,15,.2);border-top:3px solid var(--bg);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;gap:16px;color:var(--muted)}