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h1{display:flex;align-items:center;justify-content:center;gap:1.25rem;font-size:3rem;font-weight:900;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 1.25rem;letter-spacing:-1px;line-height:1.2}.signature-page .page-description{font-size:1.15rem;color:#64748b;line-height:1.8;max-width:800px;margin:0 auto;font-weight:500;text-align:center}.signature-page .page-content{animation:fadeInUp .5s ease-out}@media (max-width: 1024px){.signature-page{padding:2rem 1.5rem}.signature-page .page-header{padding:2rem}.signature-page .page-header h1{font-size:2.5rem}}@media (max-width: 768px){.signature-page{padding:1.5rem 1rem}.signature-page .page-header{padding:1.5rem;border-radius:20px}.signature-page .page-header h1{font-size:2rem;flex-direction:column;gap:.75rem}.signature-page .page-description{font-size:1rem}}@media (max-width: 480px){.signature-page{padding:1rem .75rem}.signature-page .page-header{padding:1.25rem}.signature-page .page-header h1{font-size:1.75rem}}.password-manager-lock{min-height:80vh;display:flex;align-items:center;justify-content:center;padding:2rem}.lock-screen{background:#fff;padding:3rem;border-radius:16px;box-shadow:0 8px 32px #0000001a;max-width:450px;width:100%;text-align:center}.lock-icon{display:inline-flex;padding:1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;color:#fff;margin-bottom:1.5rem}.lock-screen h1{margin:0 0 .5rem;color:#333}.lock-screen p{margin:0 0 2rem;color:#666}.password-input-group{display:flex;gap:.5rem;margin-bottom:1rem}.password-input-group input{flex:1;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem}.password-input-group input:focus{outline:none;border-color:#667eea}.password-input-group button{padding:.75rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:transform .2s}.password-input-group button:hover{transform:scale(1.05)}.lock-info{display:flex;align-items:center;justify-content:center;gap:.5rem;color:#666;font-size:.9rem;margin-top:1rem}.lock-button{position:absolute;top:2rem;right:3rem;display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:8px;cursor:pointer;transition:all .3s}.lock-button:hover{background:#ffffff4d}.password-manager-content{padding:2rem 0}.manager-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.add-button{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:transform .2s}.add-button:hover{transform:scale(1.05)}.manager-actions{display:flex;gap:.5rem}.import-button,.export-button{padding:.75rem 1.5rem;background:#fff;color:#667eea;border:2px solid 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.page-subtitle{font-size:1.15rem;color:#64748b;line-height:1.8;max-width:800px;margin:0 auto;font-weight:500}.compression-page .error-message,.compression-page .success-message{padding:1.5rem 2rem;border-radius:16px;margin-bottom:2rem;display:flex;align-items:flex-start;gap:1rem;animation:slideDown .4s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 16px #00000014;border:2px solid;position:relative;overflow:hidden}.compression-page .error-message:before,.compression-page .success-message:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;opacity:.6}.compression-page .error-message{background:linear-gradient(135deg,#fef2f2,#fee2e2);border-color:#fecaca;color:#991b1b}.compression-page .error-message:before{background:linear-gradient(90deg,#ef4444,#dc2626)}.compression-page .success-message{background:linear-gradient(135deg,#d1fae5,#a7f3d0);border-color:#86efac;color:#065f46}.compression-page .success-message:before{background:linear-gradient(90deg,#10b981,#059669)}@keyframes 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p{font-size:.95rem;color:#64748b;margin:0;font-weight:500}.compress-section,.decompress-section{background:linear-gradient(135deg,#fff,#f8fafc);border-radius:24px;padding:2.5rem;box-shadow:0 8px 32px #0000000f,0 0 0 1px #e2e8f0cc inset;border:1px solid rgba(226,232,240,.8);margin-bottom:2rem;position:relative;overflow:hidden}.compress-section:before,.decompress-section:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#667eea,#764ba2);opacity:.3}.settings-group{margin-bottom:2rem}.settings-group:last-child{margin-bottom:0}.settings-group label{display:block;font-size:1rem;font-weight:800;color:#1e293b;margin-bottom:1rem;letter-spacing:-.2px}.label-hint{display:block;font-size:.85rem;color:#64748b;font-weight:500;margin-top:.5rem}.settings-group input[type=text],.settings-group input[type=password]{width:100%;padding:1.25rem 1.5rem;border:3px solid #e2e8f0;border-radius:16px;font-size:1.05rem;color:#1e293b;background:#fff;transition:all 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svg{color:#667eea;flex-shrink:0}.file-info{flex:1;min-width:0}.file-name{font-weight:700;color:#1e293b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:.375rem}.file-size{font-size:.875rem;color:#64748b;font-weight:500}.remove-button{padding:.5rem;background:linear-gradient(135deg,#fee2e2,#fecaca);color:#dc2626;border:none;border-radius:10px;cursor:pointer;font-size:1.25rem;font-weight:700;transition:all .3s ease;width:32px;height:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.remove-button:hover{background:#dc2626;color:#fff;transform:scale(1.1)}.empty-state{text-align:center;padding:3rem;color:#64748b}.empty-state svg{color:#94a3b8;margin-bottom:1rem}.empty-state p{font-size:1rem;font-weight:500;margin:0}.upload-area{margin-bottom:2rem}.upload-zone{border:3px dashed #cbd5e1;border-radius:20px;padding:4rem 2rem;text-align:center;cursor:pointer;transition:all .4s 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.75rem;font-size:1.5rem;font-weight:800;color:#1e293b;word-break:break-all;letter-spacing:-.3px}.zip-info{margin:0;font-size:.95rem;color:#64748b;font-weight:500}.change-file-button{padding:.875rem 1.5rem;background:#fff;color:#667eea;border:2px solid #667eea;font-weight:700;border-radius:14px;cursor:pointer;transition:all .3s ease;white-space:nowrap}.change-file-button:hover{background:#667eea;color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #667eea4d}.file-selection-header{margin-bottom:1.5rem}.select-all-checkbox{display:flex;align-items:center;gap:.75rem;padding:1rem 1.5rem;background:#fff;border:2px solid #e2e8f0;border-radius:14px;cursor:pointer;font-weight:700;color:#1e293b;transition:all .3s ease}.select-all-checkbox:hover{border-color:#667eea;background:#667eea0d}.select-all-checkbox input[type=checkbox]{width:20px;height:20px;cursor:pointer;accent-color:#667eea}.zip-file-list{max-height:400px;overflow-y:auto;background:#fff;border:2px solid 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#e2e8f0cc}.stat-item{display:flex;flex-direction:column;gap:.5rem;padding:1.25rem;background:#fff;border-radius:16px;box-shadow:0 2px 12px #0000000f,0 0 0 1px #e2e8f0cc;transition:all .3s cubic-bezier(.4,0,.2,1);border:1px solid transparent}.stat-item:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001a,0 0 0 1px #667eea33}.stat-label{font-size:.75rem;color:#64748b;font-weight:600;text-transform:uppercase;letter-spacing:.8px}.stat-value{font-size:2rem;font-weight:800;color:#1e293b;line-height:1;letter-spacing:-1px}.stat-item.success .stat-value{color:#10b981}.stat-item.converting .stat-value{color:#667eea;animation:pulse 2s ease-in-out infinite}.stat-item.error .stat-value{color:#ef4444}.files-container{margin-bottom:2.5rem}.files-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;flex-wrap:wrap;gap:1.5rem;padding:1.5rem;background:linear-gradient(135deg,#fff,#f8fafc);border-radius:20px;box-shadow:0 4px 20px #0000000a,0 0 0 1px #e2e8f0cc}.files-title{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,#1e293b,#475569);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0;letter-spacing:-.5px}.files-actions{display:flex;gap:1rem;flex-wrap:wrap}.action-button{display:inline-flex;align-items:center;gap:.625rem;padding:.75rem 1.5rem;border:none;border-radius:12px;font-size:.95rem;font-weight:700;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px #0000001a}.action-button.convert-all{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.action-button.convert-all:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 24px #667eea66}.action-button.download-all{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.action-button.download-all:hover{transform:translateY(-3px);box-shadow:0 8px 24px 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(max-width: 768px){.heic-to-jpg{padding:1.5rem 1rem}.heic-header{flex-direction:column;gap:1.5rem;padding:1.5rem}.tool-title{font-size:1.75rem}.upload-zone{padding:3rem 1.5rem}.upload-title{font-size:1.25rem}.stats-bar{grid-template-columns:repeat(2,1fr);gap:1rem;padding:1.25rem}.stat-item{padding:1rem}.stat-value{font-size:1.75rem}.files-header{flex-direction:column;align-items:flex-start;padding:1.25rem}.files-actions{width:100%}.action-button{flex:1;justify-content:center}.files-list{grid-template-columns:1fr;gap:1.25rem}.file-actions{width:100%}.action-btn{flex:1;justify-content:center}}@keyframes fadeIn{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}.heic-jpg-page{max-width:1600px;margin:0 auto;padding:2.5rem 2rem;background:linear-gradient(180deg,#fafbfc,#fff);min-height:100vh}.heic-jpg-page .page-header{margin-bottom:3rem;padding:3rem;background:linear-gradient(135deg,#fff,#f8fafc);border-radius:28px;box-shadow:0 12px 48px #00000014,0 0 0 1px #e2e8f0cc inset;border:1px solid rgba(226,232,240,.8);position:relative;overflow:hidden;text-align:center}.heic-jpg-page .page-header:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#667eea,#764ba2,#f093fb);opacity:.8}.heic-jpg-page .page-header h1{display:flex;align-items:center;justify-content:center;gap:1.25rem;font-size:3rem;font-weight:900;background:linear-gradient(135deg,#667eea,#764ba2,#f093fb);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 1.25rem;letter-spacing:-1px;line-height:1.2}.heic-jpg-page .page-description{font-size:1.15rem;color:#64748b;line-height:1.8;max-width:800px;margin:0 auto;font-weight:500}.heic-jpg-page .page-content{animation:fadeInUp .5s ease-out}@keyframes 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#667eea73}}.login-title{font-size:2.5rem;font-weight:900;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 1rem;letter-spacing:-1px}.login-subtitle{font-size:1rem;color:#64748b;line-height:1.6;margin:0;font-weight:500}.login-form{margin-bottom:2rem}.login-error{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:linear-gradient(135deg,#fef2f2,#fee2e2);border:2px solid #fecaca;border-radius:12px;color:#991b1b;margin-bottom:1.5rem;font-weight:600;animation:shake .5s ease-out}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-5px)}20%,40%,60%,80%{transform:translate(5px)}}.form-group{margin-bottom:1.5rem}.form-label{display:flex;align-items:center;gap:.5rem;font-size:.95rem;font-weight:700;color:#1e293b;margin-bottom:.75rem}.form-label svg{color:#667eea}.form-input{width:100%;padding:1.25rem 1.5rem;border:3px solid #e2e8f0;border-radius:14px;font-size:1rem;color:#1e293b;background:#fff;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 8px #0000000a;font-weight:500}.form-input::placeholder{color:#94a3b8;font-weight:400}.form-input:focus{outline:none;border-color:#667eea;box-shadow:0 8px 24px #667eea33,0 0 0 4px #667eea1a;transform:translateY(-2px)}.login-button{width:100%;display:flex;align-items:center;justify-content:center;gap:.75rem;padding:1.25rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:14px;font-size:1.1rem;font-weight:800;cursor:pointer;transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:0 8px 28px #667eea66;position:relative;overflow:hidden;letter-spacing:-.2px}.login-button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transform:translate(-50%,-50%);transition:width .6s,height 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p{font-size:.85rem;color:#64748b;margin:0;font-weight:500;font-family:Courier New,monospace}.login-features{padding:1.5rem;background:linear-gradient(135deg,#eff6ff,#dbeafe);border-radius:16px;border:2px solid #93c5fd}.login-features h3{font-size:1.1rem;font-weight:800;color:#1e40af;margin:0 0 1rem;display:flex;align-items:center;gap:.5rem}.login-features h3:before{content:"👑";font-size:1.25rem}.login-features ul{margin:0;padding-left:0;list-style:none}.login-features li{padding:.75rem 0;color:#1e3a8a;font-weight:500;font-size:.95rem;line-height:1.6;border-bottom:1px solid rgba(147,197,253,.3)}.login-features li:last-child{border-bottom:none}@media (max-width: 768px){.login-page{padding:1rem}.login-container{padding:2rem 1.5rem}.login-title{font-size:2rem}.login-icon{width:64px;height:64px}}@media (max-width: 480px){.login-container{padding:1.5rem}.login-title{font-size:1.75rem}.form-input{padding:1rem 1.25rem}.login-button{padding:1rem 1.5rem;font-size:1rem}}.app{min-height:100vh}:root{--color-primary: #667eea;--color-primary-dark: #5568d3;--color-primary-light: #8b9ef6;--color-secondary: #764ba2;--color-secondary-dark: #5d3a81;--color-success: #10b981;--color-success-light: #d1fae5;--color-warning: #f59e0b;--color-warning-light: #fef3c7;--color-error: #ef4444;--color-error-light: #fee2e2;--color-info: #3b82f6;--color-info-light: #dbeafe;--color-white: #ffffff;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-400: #9ca3af;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2937;--color-gray-900: #111827;--gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-primary-hover: linear-gradient(135deg, #5568d3 0%, #5d3a81 100%);--gradient-light: linear-gradient(135deg, #f0f2ff 0%, #faf5ff 100%);--gradient-card: linear-gradient(135deg, rgba(255,255,255,.95) 0%, rgba(255,255,255,.9) 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ease-in-out;--transition-base: .2s ease-in-out;--transition-slow: .3s ease-in-out;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070}*{margin:0;padding:0;box-sizing:border-box}*:before,*:after{box-sizing:border-box}html{font-size:16px;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--gradient-primary);background-attachment:fixed;min-height:100vh;color:var(--color-gray-900);line-height:1.6;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-gray-100);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb{background:var(--color-gray-300);border-radius:var(--radius-full);transition:background var(--transition-base)}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-400)}::selection{background-color:var(--color-primary);color:var(--color-white)}::-moz-selection{background-color:var(--color-primary);color:var(--color-white)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}:disabled,[disabled]{cursor:not-allowed!important;opacity:.5}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-base)}a:hover{color:var(--color-primary-dark)}img{max-width:100%;height:auto;display:block}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit;font-size:inherit;line-height:inherit}@media (max-width: 640px){html{font-size:14px}}@media (min-width: 1920px){html{font-size:18px}}