*{margin:0;padding:0;box-sizing:border-box}body{font-family:Poppins,sans-serif;line-height:1.6;color:#333;background:linear-gradient(135deg,#4f46e5,#9333ea);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}header{margin-top:20px;margin-bottom:40px;color:#fff}.header-content{display:flex;align-items:center;justify-content:center;gap:20px;max-width:800px;margin:0 auto}.logo-section{flex-shrink:0}.logo-section .logo{width:100px;height:100px;border-radius:50%;box-shadow:0 4px 12px #0000004d}.title-section{text-align:left}.title-section h1{font-size:3rem;margin:0 0 4px;text-shadow:2px 2px 4px rgba(0,0,0,.3);line-height:1.1}.title-section p{font-size:1.2rem;opacity:.9;margin:0}.site-nav{position:sticky;top:0;z-index:999;background:#4f46e5d9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 4px 20px #00000026;padding:0 20px}.site-nav-container{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:56px}.site-nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:700;font-size:1.05rem;flex-shrink:0}.site-nav-logo img{border-radius:6px}.site-nav-right{display:flex;align-items:center;gap:16px}.nav-links{display:flex;list-style:none;gap:4px;margin:0;padding:0}.nav-link{display:block;color:#fffc;text-decoration:none;font-size:.9rem;font-weight:500;padding:6px 14px;border-radius:8px;transition:all .25s ease}.nav-link:hover{color:#fff;background:#ffffff26}.nav-link.active{color:#fff;background:#fff3;font-weight:600}.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}.nav-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:all .3s ease}.nav-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.nav-toggle.open span:nth-child(2){opacity:0}.nav-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.lang-selector{display:flex;gap:4px;background:#ffffff1f;padding:4px;border-radius:8px}.lang-selector-btn{background:transparent;border:none;color:#ffffffbf;font-family:Poppins,sans-serif;font-weight:500;font-size:.8rem;padding:4px 8px;border-radius:6px;cursor:pointer;transition:all .25s ease}.lang-selector-btn:hover{background:#ffffff26;color:#fff}.lang-selector-btn.active{background:#fff;color:#4f46e5;font-weight:600}@media(max-width:768px){.nav-toggle{display:flex}.nav-links{position:fixed;top:56px;left:0;right:0;background:#4f46e5f7;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);flex-direction:column;padding:12px 20px 20px;gap:4px;transform:translateY(-120%);opacity:0;transition:all .3s ease;pointer-events:none;z-index:998}.nav-links.open{transform:translateY(0);opacity:1;pointer-events:auto}.nav-link{padding:12px 16px;font-size:1rem;border-radius:10px}.site-nav-right .lang-selector{display:flex}}main{background:#fff;border-radius:24px;padding:40px;box-shadow:0 20px 40px #00000026;margin-bottom:40px}.main-layout{display:grid;grid-template-columns:5fr 6fr;gap:40px}.controls-section{display:flex;flex-direction:column;gap:25px}.upload-preview-section{display:flex;flex-direction:column;gap:20px}.upload-section{margin-bottom:30px}#uploadForm{flex:1;display:flex;flex-direction:column}.file-upload{position:relative;margin-bottom:0;flex:1;display:flex;flex-direction:column}.file-upload input[type=file]{position:absolute;opacity:0;width:100%;height:100%;cursor:pointer}.file-label{display:block;padding:20px 15px;border:3px dashed #ddd;border-radius:15px;text-align:center;cursor:pointer;transition:all .3s ease;background:#f8f9fa;flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:200px}.file-label:hover{border-color:#4f46e5;background:#f0f2ff}.upload-icon{font-size:2.5rem;margin-bottom:15px;color:#4f46e5}.file-label span{display:block;font-size:1.1rem;font-weight:600;color:#333;margin-bottom:5px}.file-label small{color:#666;font-size:.85rem}.preview-container{text-align:center;margin-bottom:30px;padding:20px;background:#f8f9fa;border-radius:15px}.preview-container-right{text-align:center;padding:20px;background:#f8f9fa;border-radius:15px;width:100%;height:fit-content;display:flex;flex-direction:column}.preview-content{display:flex;flex-direction:column;align-items:center;gap:15px}.preview-image-container{position:relative;display:inline-block}.preview-container img,.preview-container-right img{max-width:100%;max-height:300px;box-shadow:0 5px 15px #0000001a;display:block}.grid-overlay{position:absolute;top:0;left:0;pointer-events:none}.preview-actions{display:flex;justify-content:center;gap:15px;margin-top:15px}.preview-stats{margin-top:10px;padding:8px;background:linear-gradient(135deg,#f8f9ff,#e8ecff);border-radius:8px;border:1px solid #e0e4ff}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.stat-item{display:flex;flex-direction:row;align-items:center;padding:6px 8px;background:#fff;border-radius:6px;box-shadow:0 1px 3px #0000000d;gap:8px}.stat-item [data-lucide]{width:20px;height:20px;color:#4f46e5;flex-shrink:0}.stat-content{display:flex;flex-direction:column;align-items:flex-start;flex:1}.stat-label{font-size:.75rem;color:#666;font-weight:500;margin-bottom:0;line-height:1}.stat-value{font-size:.9rem;font-weight:600;color:#333;line-height:1}.btn-remove{background:#dc3545}.btn-remove:hover{background:#c82333}.btn-change,.btn-process{background:#4f46e5;color:#fff;border:none;padding:6px 12px;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:500;transition:all .3s ease;display:flex;align-items:center;gap:6px;text-decoration:none}.btn-change [data-lucide],.btn-process [data-lucide]{width:16px;height:16px;flex-shrink:0}.btn-change:hover,.btn-process:hover{background:#5a67d8;transform:translateY(-1px);box-shadow:0 4px 12px #4f46e54d}.btn-process:disabled{background:#ccc;cursor:not-allowed;transform:none;box-shadow:none}.btn-change{background:#6c757d}.btn-change:hover{background:#5a6268}.orientation-selector{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-top:10px}.orientation-selector input[type=radio]{display:none}.orientation-option{display:flex;align-items:center;justify-content:flex-start;padding:12px 16px;border:2px solid #ddd;border-radius:12px;cursor:pointer;transition:all .3s ease;background:#fff;text-align:left;min-height:64px}.orientation-option:hover{border-color:#4f46e5;background:#f8f9ff;transform:translateY(-1px)}.orientation-selector input[type=radio]:checked+.orientation-option{border-color:#4f46e5;background:linear-gradient(135deg,#4f46e510,#9333ea10);box-shadow:0 3px 10px #4f46e533}.option-text{display:flex;flex-direction:column;gap:2px}.option-text strong{font-size:.9rem;color:#333;display:flex;align-items:center;gap:6px}.option-text small{font-size:.75rem;color:#666;font-weight:400}.options-layout{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:30px}.options-left{display:flex;flex-direction:column;gap:25px}.options-right{display:flex;align-items:flex-start}.option-group{display:flex;flex-direction:column;gap:10px}.option-group label{font-weight:600;color:#333;font-size:1rem;display:flex;align-items:center;gap:8px}.dimensions-inputs{display:flex;align-items:flex-end;gap:15px;margin-top:5px}.dimension-input{display:flex;flex-direction:column;gap:4px;flex:1}.dimension-input label{font-size:.85rem;color:#666;font-weight:500}.option-group input[type=number]{width:100%;padding:8px 12px;border:2px solid #ddd;border-radius:6px;font-size:1rem;transition:all .3s ease}.option-group input[type=number]:disabled{background-color:#f8f9fa;color:#999;cursor:not-allowed;border-color:#eee}.option-group input[type=number]:focus:not(:disabled){outline:none;border-color:#4f46e5;box-shadow:0 0 0 3px #4f46e51a}.btn-proportion{background:#f8f9fa;border:2px solid #ddd;border-radius:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;flex-shrink:0;margin-bottom:5px}.btn-proportion:hover{background:#e9ecef;border-color:#ced4da}.btn-proportion.locked{background:#e3f2fd;border-color:#2196f3;color:#1976d2}.btn-proportion [data-lucide]{width:16px;height:16px}.option-group small{color:#666;font-size:.85rem;margin-top:5px}.preview-dimensions{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border:2px solid #dee2e6;border-radius:12px;padding:20px;width:100%}.preview-dimensions h4{margin-bottom:15px;color:#495057;font-size:1.1rem;text-align:center}.dimension-info{display:flex;flex-direction:column;gap:8px}.dimension-info p{margin:0;display:flex;justify-content:space-between;align-items:center;padding:5px 0;border-bottom:1px solid #dee2e6}.dimension-info p:last-child{border-bottom:none;font-weight:600;color:#4f46e5}.dimension-info strong{color:#495057}.dimension-info span{color:#4f46e5;font-weight:600}.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:30px}.option-group{display:flex;flex-direction:column}.option-group label{font-weight:600;margin-bottom:8px;color:#333;font-size:1.1rem}.option-group select,.option-group input{padding:12px 16px;border:2px solid #ddd;border-radius:10px;font-size:1rem;transition:border-color .3s ease;background:#fff}.option-group select:focus,.option-group input:focus{outline:none;border-color:#4f46e5;box-shadow:0 0 0 3px #4f46e51a}.select-styled{width:100%;padding:12px 40px 12px 16px;border:2px solid #e5e7eb;border-radius:12px;font-family:inherit;font-size:1rem;color:#1f2937;background-color:#f9fafb;cursor:pointer;-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 292 292'%3E%3Cpath fill='%23131313' d='M287 69a18 18 0 0 0-13-5H18a18 18 0 0 0-18 18c0 5 2 9 5 13l128 128a18 18 0 0 0 26 0l128-128c4-4 5-8 5-13a18 18 0 0 0-5-13z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;outline:none;transition:border-color .2s,box-shadow .2s}.select-styled:focus{border-color:#4f46e5;box-shadow:0 0 0 3px #4f46e51a}.option-group small{margin-top:5px;color:#666;font-size:.85rem}.btn-process{width:100%;padding:14px 24px;background:linear-gradient(135deg,#4f46e5,#9333ea);color:#fff;border:none;border-radius:14px;font-size:1.05rem;font-weight:600;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.btn-process [data-lucide]{width:18px;height:18px;flex-shrink:0}.btn-process:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #4f46e54d}.btn-process:disabled{background:#ccc;cursor:not-allowed;transform:none}.btn-secondary{background:#6c757d;color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-size:.95rem;font-weight:600;transition:background .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.btn-secondary:hover{background:#545b62}.btn-secondary [data-lucide]{width:16px;height:16px;flex-shrink:0}.results-section{text-align:center;padding:30px;background:linear-gradient(135deg,#10b981,#059669);border-radius:20px;color:#fff;box-shadow:0 10px 30px #10b98140;margin-top:20px}.success-header{margin-bottom:25px;display:flex;flex-direction:column;align-items:center;gap:12px}.success-icon-wrapper{background:#fff3;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.success-icon{width:28px;height:28px;color:#fff}.success-header h2{font-size:1.8rem;margin:0;line-height:1.2}.success-header p{font-size:1.05rem;margin:0;opacity:.95}.download-actions{margin-bottom:25px;display:flex;flex-direction:column;align-items:center;gap:12px}.btn-download-pdf{background:#fff;color:#059669;border:none;padding:14px 28px;border-radius:12px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;box-shadow:0 4px 15px #00000026;display:flex;align-items:center;justify-content:center;gap:8px;min-width:240px}.btn-download-pdf:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0003;background:#f0fdf4}.results-section .btn-secondary{background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:8px;padding:8px 16px;font-size:.95rem;transition:all .3s ease}.results-section .btn-secondary:hover{background:#ffffff40}.btn-download-pdf:disabled{background:#ccc;cursor:not-allowed;transform:none;box-shadow:none}.btn-download-pdf [data-lucide]{width:18px;height:18px;flex-shrink:0}.btn-download-pdf:disabled [data-lucide=loader]{animation:spin 1s linear infinite}.loading{text-align:center;padding:40px}.spinner{width:50px;height:50px;border:5px solid #f3f3f3;border-top:5px solid #4f46e5;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading p{font-size:1.2rem;color:#666}.loading small{color:#888;font-size:.9rem}.progress-bar{width:100%;height:8px;background:#f0f0f0;border-radius:4px;margin:15px 0 10px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(135deg,#4f46e5,#9333ea);border-radius:4px;width:0%;transition:width .3s ease}footer{color:#fff}.info-cards{display:grid;grid-template-columns:1fr 1fr 1fr;gap:30px}.info-card{background:#ffffff1a;padding:25px;border-radius:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.info-card h3{margin-bottom:15px;font-size:1.3rem}.info-card ol,.info-card ul{padding-left:20px}.info-card li{margin-bottom:8px;line-height:1.5}#dimensionsPreview{background:linear-gradient(135deg,#e3f2fd,#f3e5f5);border:2px solid #2196f3;border-radius:15px;padding:20px;margin:20px 0;font-family:Segoe UI,monospace;font-size:1rem;white-space:pre-line;color:#1976d2;box-shadow:0 4px 12px #2196f326;animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.info-card-contact{display:flex;flex-direction:column;align-items:center;text-align:center}.info-card-contact p{margin-bottom:15px;opacity:.9;font-size:.95rem;line-height:1.5}.contact-email-link{display:inline-flex;align-items:center;gap:8px;color:#fff;text-decoration:none;background:#ffffff26;padding:10px 18px;border-radius:10px;font-weight:500;font-size:.95rem;transition:all .3s ease;border:1px solid rgba(255,255,255,.25)}.contact-email-link:hover{background:#ffffff40;transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.contact-email-link [data-lucide]{width:16px;height:16px;flex-shrink:0}.ios-download-toast{position:fixed;bottom:90px;left:50%;transform:translate(-50%);z-index:10000;animation:toastSlideUp .4s ease;max-width:420px;width:calc(100% - 40px)}.ios-toast-content{display:flex;align-items:center;gap:12px;padding:16px 20px;background:linear-gradient(135deg,#1e293b,#334155);color:#fff;border-radius:14px;box-shadow:0 10px 30px #0000004d;font-size:.9rem;line-height:1.45}.ios-toast-icon{font-size:1.5rem;flex-shrink:0}.ios-toast-content p{margin:0;flex:1}.ios-toast-close{background:#ffffff26;border:none;color:#fff;width:28px;height:28px;border-radius:50%;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .3s ease}.ios-toast-close:hover{background:#ffffff4d}.ios-download-toast.ios-toast-hiding{animation:toastSlideDown .3s ease forwards}@keyframes toastSlideUp{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes toastSlideDown{0%{opacity:1;transform:translate(-50%) translateY(0)}to{opacity:0;transform:translate(-50%) translateY(20px)}}.technical-summary{background:#ffffff4d;border-radius:10px;padding:15px;margin:20px 0;font-family:Courier New,monospace;font-size:.9rem;color:#ffffffe6;border-left:4px solid rgba(255,255,255,.5)}.technical-summary h4{margin:0 0 10px;font-size:1rem;color:#fff}.technical-summary .tech-row{display:flex;justify-content:space-between;margin:5px 0;padding:2px 0}.technical-summary .tech-label{font-weight:600}@media(max-width:768px){.container{padding:15px}.header-content{gap:20px}.logo-section .logo{width:80px;height:80px}.title-section h1{font-size:2.5rem}main{padding:25px 25px 90px}.main-layout{grid-template-columns:1fr;gap:30px}.controls-section{order:2}.upload-preview-section{order:1}.options-grid,.info-cards{grid-template-columns:1fr;gap:20px}.download-actions{flex-direction:column;gap:10px}.btn-download-pdf{width:100%;justify-content:center}.options-layout{grid-template-columns:1fr;gap:20px}.orientation-selector{grid-template-columns:1fr 1fr;gap:10px}}@media(max-width:480px){.header-content{flex-direction:column;gap:15px;text-align:center}.title-section{text-align:center}.title-section h1{font-size:2rem}.title-section p{font-size:1rem}.logo-section .logo{width:70px;height:70px}main{padding:20px}.file-label{padding:25px 15px;min-height:200px}.orientation-option{padding:12px 8px}.option-text strong{font-size:.8rem}.option-text small{font-size:.7rem}.preview-actions{position:fixed;bottom:0;left:0;right:0;background:#fffffff2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:12px 20px;z-index:999;box-shadow:0 -4px 20px #0000001a;display:flex;flex-direction:row;align-items:center;gap:12px;margin-top:0;border-top:1px solid rgba(0,0,0,.05)}.preview-actions .btn-change,.preview-actions .btn-process{justify-content:center;margin:0}.preview-actions .btn-change{flex:1;width:auto;padding:12px 10px;font-size:.85rem}.preview-actions .btn-process{flex:2;width:auto;padding:12px 15px;font-size:.95rem}.feedback-widget{bottom:90px}.btn-download-pdf{padding:12px 20px;font-size:1rem;min-width:140px}.btn-secondary{padding:12px 20px;font-size:1rem}}.engagement-section{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:25px;padding-top:25px;border-top:1px solid rgba(255,255,255,.3)}.engagement-card{background:#ffffff1a;border-radius:12px;padding:16px 15px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,.2);display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;transition:transform .3s ease,background .3s ease}.engagement-card:hover{transform:translateY(-2px);background:#ffffff26}.engagement-card-header{display:flex;flex-direction:column;align-items:center;gap:6px;margin-bottom:5px}.engagement-icon{width:24px;height:24px}.engagement-icon.share{color:#93c5fd}.engagement-icon.feedback{color:#fca5a5}.engagement-card-header h3,.engagement-card-header h4{font-size:1.05rem;color:#fff;margin:0}.engagement-card-header p{font-size:.85rem;margin:0;opacity:.85;line-height:1.3}.share-buttons-compact{display:flex;gap:8px;justify-content:center;margin-top:auto}.btn-share-icon{width:36px;height:36px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;background:#fff;color:#333;box-shadow:0 4px 10px #0000001a}.btn-share-icon svg,.btn-share-icon [data-lucide]{width:18px;height:18px}.btn-share-icon:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 6px 15px #0003}.btn-share-icon.whatsapp{color:#25d366}.btn-share-icon.whatsapp:hover{background:#25d366;color:#fff}.btn-share-icon.twitter{color:#000}.btn-share-icon.twitter:hover{background:#000;color:#fff}.btn-share-icon.facebook{color:#1877f2}.btn-share-icon.facebook:hover{background:#1877f2;color:#fff}.btn-share-icon.copy{color:#666}.btn-share-icon.copy:hover{background:#666;color:#fff}.btn-share-icon.copy.copied{background:#28a745;color:#fff}.btn-action-primary{background:#fff;color:#059669;border:none;padding:8px 16px;border-radius:8px;font-size:.9rem;font-weight:700;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:6px;width:100%;margin-top:auto;box-shadow:0 4px 10px #0000001a}.btn-action-primary [data-lucide]{width:16px;height:16px}.btn-action-primary:hover{transform:translateY(-2px);box-shadow:0 6px 15px #0003;background:#f0fdf4}.feedback-widget{position:fixed;bottom:20px;right:20px;z-index:1000}.feedback-toggle{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#28a745,#20c997);border:none;color:#fff;cursor:pointer;box-shadow:0 4px 15px #28a74566;transition:all .3s ease;display:flex;align-items:center;justify-content:center;position:relative}.feedback-toggle [data-lucide]{width:24px;height:24px}.feedback-toggle:hover{transform:scale(1.1);box-shadow:0 6px 20px #28a74580}.feedback-badge{position:absolute;top:-2px;right:-2px;width:20px;height:20px;background:#ff6b6b;border-radius:50%;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;animation:pulse 2s infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.feedback-panel{position:absolute;bottom:70px;right:0;width:320px;background:#fff;border-radius:16px;box-shadow:0 10px 40px #0003;display:none;overflow:hidden;animation:slideUp .3s ease}.feedback-panel.open{display:block}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.feedback-header{background:linear-gradient(135deg,#4f46e5,#9333ea);color:#fff;padding:15px 20px;display:flex;justify-content:space-between;align-items:center}.feedback-header h4{margin:0;font-size:1rem;display:flex;align-items:center;gap:8px}.feedback-header [data-lucide]{width:18px;height:18px}.feedback-close{background:#fff3;border:none;color:#fff;width:28px;height:28px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s ease}.feedback-close:hover{background:#ffffff4d}.feedback-close [data-lucide]{width:16px;height:16px}.feedback-body{padding:20px}.feedback-body>p{margin:0 0 15px;color:#555;font-size:.9rem;line-height:1.5}.feedback-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.feedback-option{display:flex;flex-direction:column;align-items:center;gap:8px;padding:15px 10px;border:2px solid #e0e0e0;border-radius:12px;background:#fff;cursor:pointer;transition:all .3s ease;color:#555}.feedback-option [data-lucide]{width:24px;height:24px;color:#4f46e5}.feedback-option span{font-size:.85rem;font-weight:500}.feedback-option:hover{border-color:#4f46e5;background:#f8f9ff;transform:translateY(-2px)}.feedback-option[data-type=suggestion]:hover [data-lucide]{color:#ffc107}.feedback-option[data-type=bug]:hover [data-lucide]{color:#dc3545}.feedback-option[data-type=question]:hover [data-lucide]{color:#17a2b8}.feedback-option[data-type=praise]:hover [data-lucide]{color:#e91e63}.feedback-form{animation:fadeIn .3s ease}.feedback-type-indicator{display:flex;align-items:center;gap:8px;padding:8px 12px;background:#f0f2ff;border-radius:8px;margin-bottom:15px;font-size:.85rem;color:#4f46e5;font-weight:500}.feedback-form textarea{width:100%;padding:12px;border:2px solid #e0e0e0;border-radius:10px;font-size:.9rem;resize:vertical;min-height:100px;font-family:inherit;transition:border-color .3s ease}.feedback-form textarea:focus{outline:none;border-color:#4f46e5}.feedback-error{display:flex;align-items:center;gap:10px;padding:12px 15px;background:linear-gradient(135deg,#fee2e2,#fecaca);border:1px solid #f87171;border-radius:10px;margin-bottom:15px;animation:shakeError .5s ease}.feedback-error [data-lucide]{width:20px;height:20px;color:#dc2626;flex-shrink:0}.feedback-error span{font-size:.85rem;color:#b91c1c;line-height:1.4}@keyframes shakeError{0%,to{transform:translate(0)}20%{transform:translate(-5px)}40%{transform:translate(5px)}60%{transform:translate(-5px)}80%{transform:translate(5px)}}.feedback-form input[type=email]{width:100%;padding:10px 12px;border:2px solid #e0e0e0;border-radius:10px;font-size:.9rem;margin-top:10px;font-family:inherit;transition:border-color .3s ease}.feedback-form input[type=email]:focus{outline:none;border-color:#4f46e5}.feedback-actions{display:flex;gap:10px;margin-top:15px}.btn-feedback-back{flex:1;padding:10px;border:2px solid #e0e0e0;border-radius:8px;background:#fff;color:#666;font-size:.9rem;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .3s ease}.btn-feedback-back:hover{border-color:#4f46e5;color:#4f46e5}.btn-feedback-back [data-lucide]{width:16px;height:16px}.btn-feedback-send{flex:2;padding:10px 20px;border:none;border-radius:8px;background:linear-gradient(135deg,#4f46e5,#9333ea);color:#fff;font-size:.9rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s ease}.btn-feedback-send:hover{transform:translateY(-1px);box-shadow:0 4px 12px #4f46e566}.btn-feedback-send [data-lucide]{width:16px;height:16px}.feedback-success{text-align:center;padding:20px 0;animation:fadeIn .3s ease}.feedback-success [data-lucide]{width:48px;height:48px;color:#28a745;margin-bottom:15px}.feedback-success p{margin:0 0 5px;font-size:1.1rem;font-weight:600;color:#333}.feedback-success small{color:#666;font-size:.85rem}@media(max-width:768px){.engagement-section{grid-template-columns:1fr}.download-actions{flex-direction:column}.btn-download-pdf,.results-section .btn-secondary{width:100%}}@media(max-width:480px){.feedback-panel{width:calc(100vw - 40px);right:-10px}}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#0006;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s ease}.modal-content{background:#fff;border-radius:20px;padding:35px 30px;max-width:450px;width:90%;box-shadow:0 20px 40px #0003;text-align:center;animation:slideUp .4s ease}.modal-header{display:flex;flex-direction:column;align-items:center;gap:15px;margin-bottom:25px}.modal-icon-wrapper{background:#e8f5e9;color:#059669;width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center}.modal-icon-success{width:32px;height:32px}.modal-header h3{font-size:1.6rem;color:#1f2937;margin:0}.modal-body{margin-bottom:30px;color:#4b5563;font-size:1.05rem}.device-instruction-box{background:#f8f9fa;border:1px solid #e5e7eb;border-radius:12px;padding:20px;margin-top:15px;text-align:left}.device-instruction-box h4{display:flex;align-items:center;gap:10px;color:#111827;margin-bottom:10px;font-size:1.1rem}.device-instruction-box h4 i{width:20px;height:20px;color:#4f46e5}.device-instruction-box p{margin:0;font-size:.95rem;line-height:1.5}.modal-footer{display:flex;justify-content:center}.btn-primary{background:#4f46e5;color:#fff;border:none;padding:12px 30px;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;width:100%}.btn-primary:hover{background:#4338ca;transform:translateY(-2px);box-shadow:0 4px 12px #4f46e54d}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-overlay.desktop-toast{align-items:flex-start;justify-content:flex-end;padding:20px 30px}.modal-overlay.desktop-toast .modal-content{pointer-events:auto;max-width:380px;padding:25px;animation:slideInDownRight .4s cubic-bezier(.175,.885,.32,1.275);position:relative;box-shadow:0 10px 40px #00000026;border:1px solid #e0e4ff}.modal-overlay.desktop-toast .modal-content:after{content:"";position:absolute;top:-15px;right:30px;width:0;height:0;border-left:15px solid transparent;border-right:15px solid transparent;border-bottom:15px solid white;filter:drop-shadow(0 -5px 5px rgba(0,0,0,.05))}@keyframes slideInDownRight{0%{transform:translate(20px,-20px);opacity:0}to{transform:translate(0);opacity:1}}.preview-overlay-toolbar{position:absolute;top:12px;left:12px;right:12px;display:flex;justify-content:space-between;pointer-events:none;z-index:20}.toolbar-left,.toolbar-right{display:flex;gap:8px;pointer-events:auto}.overlay-icon-btn{background:#ffffffd9;border:1px solid rgba(0,0,0,.1);box-shadow:0 2px 8px #0000001a;width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#4b5563;transition:all .2s ease;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.overlay-icon-btn:hover{background:#fff;transform:translateY(-2px);color:#4f46e5;box-shadow:0 4px 12px #00000026}.overlay-icon-btn.active{background:#4f46e5;color:#fff;border-color:#4f46e5;box-shadow:0 2px 8px #4f46e566}.overlay-icon-btn [data-lucide]{width:20px;height:20px}.preview-container-right.manual-mode{background:#f0f2ff;border:2px solid #c7d2fe;transition:all .3s ease}.preview-container-right.manual-mode .preview-image-container{overflow:hidden;border-radius:8px;background:#e5e7eb;position:relative}.preview-container-right .preview-image-container img{max-height:500px}.manual-mode .preview-image-container{cursor:grab}.manual-mode .preview-image-container.dragging{cursor:grabbing}.manual-image-wrapper{position:relative;display:inline-block;width:100%}.resize-handles-container{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:5;display:none}.manual-mode .resize-handles-container{display:block}.resize-handle{position:absolute;width:14px;height:14px;background:#fff;border:2px solid #4f46e5;border-radius:3px;pointer-events:auto;z-index:10;transition:transform .15s ease,box-shadow .15s ease;box-shadow:0 2px 6px #4f46e54d}.resize-handle:hover{transform:scale(1.3);box-shadow:0 3px 10px #4f46e580;background:#ede9fe}.resize-handle.dragging{transform:scale(1.4);background:#4f46e5;border-color:#4f46e5}.resize-handle-nw{top:-7px;left:-7px;cursor:nw-resize}.resize-handle-ne{top:-7px;right:-7px;cursor:ne-resize}.resize-handle-sw{bottom:-7px;left:-7px;cursor:sw-resize}.resize-handle-se{bottom:-7px;right:-7px;cursor:se-resize}.manual-image-border{position:absolute;top:0;left:0;width:100%;height:100%;border:2px dashed #4f46e5;border-radius:4px;pointer-events:none;z-index:4;display:none;opacity:.6}.manual-mode .manual-image-border{display:block}.manual-controls-toolbar{display:none;align-items:center;justify-content:center;gap:8px;padding:8px 12px;background:linear-gradient(135deg,#ede9fe,#e0e7ff);border-radius:8px;margin-top:8px;border:1px solid #c7d2fe}.manual-mode .manual-controls-toolbar{display:flex}.manual-controls-toolbar .btn-manual-reset{background:#fff;border:1px solid #d1d5db;color:#4b5563;padding:5px 12px;border-radius:6px;font-size:.8rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:5px;transition:all .2s ease}.manual-controls-toolbar .btn-manual-reset:hover{background:#f3f4f6;border-color:#9ca3af}.manual-controls-toolbar .btn-manual-reset [data-lucide]{width:14px;height:14px}.manual-controls-toolbar .manual-scale-info{font-size:.8rem;color:#4b5563;font-weight:500;min-width:70px;text-align:center}.manual-controls-toolbar .manual-hint{font-size:.75rem;color:#6b7280;font-style:italic}@media(max-width:768px){.feedback-toggle{display:none!important}.fixed-bottom-mobile{position:fixed;bottom:0;left:0;right:0;background:#fff;padding:15px;box-shadow:0 -4px 15px #0000001a;z-index:1000;display:flex;gap:10px;margin:0!important}.fixed-bottom-mobile .btn-process{flex:2;padding:14px 10px;font-size:1.05rem}.fixed-bottom-mobile .btn-change{flex:1;justify-content:center;padding:14px 10px;height:100%}.site-footer{padding-bottom:90px!important}}section[id]{scroll-margin-top:64px}.stats-banner{background:linear-gradient(135deg,#7c3aed,#db2777);color:#fff;text-align:center;padding:12px 20px;border-radius:8px;font-weight:600;margin:20px auto 30px;max-width:600px;box-shadow:0 4px 15px #7c3aed33}.image-placeholder-group{display:flex;flex-wrap:wrap;gap:15px;margin-top:20px}.image-placeholder{flex:1;min-width:200px;background:#f3f4f6;border:2px dashed #d1d5db;border-radius:8px;padding:30px 20px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#6b7280;text-align:center;font-size:.9rem;gap:10px}.image-placeholder i{width:32px;height:32px;color:#9ca3af}.seo-example-figure{flex:1;min-width:200px;display:flex;flex-direction:column;gap:8px;text-align:center}.seo-example-img{width:100%;border-radius:8px;box-shadow:0 4px 12px #00000014;border:1px solid #e5e7eb;object-fit:cover}.seo-example-caption{font-size:.85rem;color:#6b7280;font-weight:500}.seo-section{padding:60px 20px;background:#fff;content-visibility:auto;contain-intrinsic-size:auto 600px}.seo-section-alt{background:linear-gradient(135deg,#f8f7ff,#ede9fe)}.seo-section-inner{max-width:900px;margin:0 auto}.seo-section h2{font-size:2rem;font-weight:700;color:#1f2937;text-align:center;margin-bottom:16px;line-height:1.3}.seo-section-intro{text-align:center;color:#6b7280;font-size:1.05rem;line-height:1.7;max-width:720px;margin:0 auto 40px}.steps-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:24px}.steps-list li{display:flex;align-items:flex-start;gap:20px;padding:24px;background:#f9fafb;border-radius:16px;border:1px solid #e5e7eb;transition:all .3s ease}.steps-list li:hover{background:#f0f2ff;border-color:#c7d2fe;transform:translateY(-2px);box-shadow:0 8px 24px #4f46e514}.step-number{width:44px;height:44px;min-width:44px;background:linear-gradient(135deg,#4f46e5,#9333ea);color:#fff;font-weight:700;font-size:1.2rem;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.step-content strong{display:block;font-size:1.1rem;color:#1f2937;margin-bottom:6px}.step-content p{color:#6b7280;font-size:.95rem;line-height:1.6;margin:0}.tips-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.tip-card{padding:28px;background:#fff;border-radius:16px;border:1px solid #e5e7eb;transition:all .3s ease;box-shadow:0 2px 8px #0000000a}.tip-card:hover{transform:translateY(-3px);box-shadow:0 12px 32px #4f46e51a;border-color:#c7d2fe}.tip-icon{width:48px;height:48px;background:linear-gradient(135deg,#ede9fe,#e0e7ff);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}.tip-icon [data-lucide]{width:24px;height:24px;color:#4f46e5}.tip-card h3{font-size:1.05rem;font-weight:600;color:#1f2937;margin-bottom:8px}.tip-card p{color:#6b7280;font-size:.9rem;line-height:1.6;margin:0}.faq-accordion{display:flex;flex-direction:column;gap:12px;max-width:760px;margin:0 auto}.faq-item{border:1px solid #e5e7eb;border-radius:14px;overflow:hidden;transition:all .3s ease;background:#f9fafb}.faq-item:hover{border-color:#c7d2fe}.faq-item[open]{background:#fff;border-color:#a5b4fc;box-shadow:0 4px 16px #4f46e514}.faq-item summary{padding:18px 24px;cursor:pointer;font-weight:600;font-size:1rem;color:#1f2937;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color .2s ease}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:1.4rem;font-weight:300;color:#9ca3af;flex-shrink:0}.faq-item[open] summary:after{content:"−";color:#4f46e5}.faq-item[open] summary{color:#4f46e5}.faq-answer{padding:0 24px 20px;color:#6b7280;font-size:.95rem;line-height:1.7;animation:faqSlideDown .3s ease}@keyframes faqSlideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.back-to-top{position:fixed;bottom:24px;right:88px;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#4f46e5,#9333ea);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px #4f46e559;transition:all .3s ease;opacity:0;visibility:hidden;transform:translateY(16px);z-index:900}.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{transform:translateY(-3px);box-shadow:0 8px 24px #4f46e573}.back-to-top [data-lucide]{width:22px;height:22px}.site-footer{background:linear-gradient(135deg,#1e1b4b,#312e81);color:#fff;padding:60px 20px 40px}.site-footer-inner{max-width:1000px;margin:0 auto;display:flex;flex-direction:column;gap:40px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;text-align:left}.footer-section h4,.footer-section .footer-heading{font-size:1.1rem;margin:0 0 16px;font-weight:600;color:#e0e7ff;display:flex;align-items:center;gap:8px}.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.footer-links a{color:#a5b4fc;text-decoration:none;font-size:.95rem;transition:color .2s}.footer-links a:hover{color:#fff}.site-footer .contact-email-link{color:#fff;text-decoration:none;background:#ffffff1a;padding:10px 20px;border-radius:10px;font-size:.95rem;font-weight:500;display:inline-flex;align-items:center;gap:8px;transition:all .3s ease;border:1px solid rgba(255,255,255,.15);margin-top:10px}.site-footer .contact-email-link:hover{background:#fff3;transform:translateY(-2px)}.site-footer .contact-email-link [data-lucide]{width:16px;height:16px}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center}.footer-copyright{margin:0;font-size:.85rem;color:#a5b4fc;opacity:.8}@media(max-width:768px){.footer-grid{grid-template-columns:1fr;text-align:center}.footer-section h4,.footer-section .footer-heading{justify-content:center}.footer-links{align-items:center}}.affiliate-showcase{margin-top:60px;padding-top:40px;border-top:1px solid #e5e7eb}.affiliate-title{font-size:1.5rem;font-weight:700;color:#1f2937;text-align:center;margin-bottom:30px}.affiliate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:20px}.affiliate-card{background:#f9fafb;border:1px solid #e5e7eb;border-radius:16px;padding:30px 24px;text-align:center;transition:all .3s ease;display:flex;flex-direction:column}.affiliate-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000000f;border-color:#d1d5db}.affiliate-emoji{font-size:3rem;margin-bottom:16px;line-height:1}.affiliate-card h4{font-size:1.1rem;font-weight:600;color:#1f2937;margin-bottom:12px}.affiliate-card p{color:#6b7280;font-size:.95rem;line-height:1.6;margin-bottom:24px;flex-grow:1}.btn-affiliate{display:inline-block;padding:8px 16px;background:#6c757d;color:#fff;border:none;border-radius:6px;font-size:.85rem;font-weight:500;text-decoration:none;transition:all .3s ease}.btn-affiliate:hover{background:#5a6268;transform:translateY(-1px)}.affiliate-disclaimer{text-align:center;color:#9ca3af;font-size:.85rem;font-style:italic;max-width:600px;margin:0 auto}@media(max-width:768px){.seo-section{padding:40px 16px}.seo-section h2{font-size:1.5rem}.seo-section-intro{font-size:.95rem;margin-bottom:30px}.tips-grid{grid-template-columns:1fr;gap:16px}.steps-list li{padding:18px;gap:14px}.step-number{width:36px;height:36px;min-width:36px;font-size:1rem;border-radius:10px}.tip-card{padding:20px}.faq-item summary{padding:14px 18px;font-size:.9rem}.faq-answer{padding:0 18px 16px;font-size:.9rem}.back-to-top{bottom:16px;right:16px;width:44px;height:44px}.affiliate-grid{grid-template-columns:1fr}}