:root{--fud-bg:#fff;--fud-text:#0b0b0b;--fud-blue:#0b74ff;--fud-blue-dark:#04518a;--fud-yellow:#f2c200;--fud-muted:#6b7280;--fud-gap:20px;--fud-radius:10px;--fud-ease:cubic-bezier(.2,.9,.3,1)}.fud-page-container{background:var(--fud-bg);color:var(--fud-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;flex-direction:column;min-height:auto;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;display:flex}.fud-header{justify-content:flex-start;align-items:center;padding:18px 28px 0;display:flex}.fud-header-icon{color:var(--fud-blue);opacity:.92;animation:fud-icon-pop .42s var(--fud-ease)both;font-size:36px}.fud-main{gap:var(--fud-gap);box-sizing:border-box;grid-template-columns:1fr;width:90%;max-width:96%;margin:12px auto 36px;padding:0 18px;display:grid}.fud-card{border-radius:var(--fud-radius);opacity:0;animation:fud-card-appear .42s var(--fud-ease)forwards;background:#fff;border:1px solid #04518a0f;padding:18px 20px;transform:translateY(8px);box-shadow:0 6px 18px #04518a0a}.fud-card:first-child{animation-delay:0s}.fud-card:nth-child(2){animation-delay:70ms}.fud-card:nth-child(3){animation-delay:.13s}.fud-card:nth-child(4){animation-delay:.19s}.fud-card:nth-child(5){animation-delay:.25s}.fud-card:nth-child(6){animation-delay:.31s}.fud-card:nth-child(7){animation-delay:.37s}.fud-intro{border-left:4px solid var(--fud-blue);position:relative}.fud-tool-number{color:#0b74ff1a;font-size:48px;font-weight:800;line-height:1;position:absolute;top:14px;right:18px}.fud-section-header{align-items:center;gap:12px;margin-bottom:14px;display:flex}.fud-section-icon{color:var(--fud-blue);flex-shrink:0;font-size:22px}.fud-title{color:var(--fud-blue);margin:0 0 6px;font-size:28px;line-height:1.05}.fud-subtitle{color:var(--fud-blue-dark);margin:0;font-size:18px}.fud-plain{color:var(--fud-text);margin:0 0 12px;font-size:15px;line-height:1.7}.fud-plain:last-child{margin-bottom:0}.fud-meta{color:#0b0b0b99;margin-top:8px;font-size:13px}.fud-tool-body{border-top:1px solid #04518a14;flex-direction:column;gap:16px;margin-top:18px;padding-top:18px;display:flex}.fud-file-input{cursor:pointer;border-radius:var(--fud-radius);transition:all .28s var(--fud-ease);text-align:center;background:#0b74ff05;border:2px dashed #0b74ff40;flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:28px 24px;display:flex}.fud-file-input:hover{border-color:var(--fud-blue);background:#0b74ff0d;transform:translateY(-2px);box-shadow:0 8px 24px #0b74ff14}.fud-file-input input[type=file]{display:none}.fud-upload-icon{color:var(--fud-blue);opacity:.85;flex-shrink:0;font-size:32px}.fud-file-choose{color:var(--fud-blue-dark);word-break:break-word;max-width:100%;font-size:15px;font-weight:600}.fud-file-hint{color:var(--fud-muted);margin-top:-6px;font-size:13px}.fud-text-input{border-radius:var(--fud-radius);width:100%;transition:all .26s var(--fud-ease);box-sizing:border-box;background:#0b74ff05;border:2px solid #04518a1a;padding:14px 18px;font-family:inherit;font-size:15px}.fud-text-input:focus{border-color:var(--fud-blue);outline:none;box-shadow:0 0 0 4px #0b74ff14}.fud-text-input::placeholder{color:var(--fud-muted)}.fud-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.fud-btn{cursor:pointer;transition:transform .18s var(--fud-ease),box-shadow .18s var(--fud-ease);background:0 0;border:0;border-radius:8px;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:600;display:inline-flex}.fud-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.fud-btn-primary{background:var(--fud-blue);color:#fff;box-shadow:0 4px 14px #0b74ff2e}.fud-btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #0b74ff40}.fud-btn-ghost{color:var(--fud-text);background:#fff;border:1px solid #04518a1f}.fud-btn-ghost:hover:not(:disabled){background:#04518a0a}.fud-btn-full{justify-content:center;width:100%}.fud-btn-icon{font-size:16px}.fud-btn-mini{cursor:pointer;color:var(--fud-blue-dark);transition:all .18s var(--fud-ease);background:#fff;border:1px solid #04518a1f;border-radius:6px;align-items:center;gap:4px;padding:6px 10px;font-size:12px;font-weight:500;display:inline-flex}.fud-btn-mini:hover:not(:disabled){border-color:var(--fud-blue);background:#0b74ff0f}.fud-btn-mini:disabled{opacity:.5;cursor:not-allowed}.fud-btn-danger{color:#dc2626;border-color:#dc262633}.fud-btn-danger:hover:not(:disabled){background:#dc26260f;border-color:#dc2626}.fud-file-id-box{background:#f2c20014;border:1px solid #f2c20040;border-radius:8px;flex-wrap:wrap;align-items:center;gap:12px;padding:14px 16px;display:flex}.fud-file-id-code{word-break:break-all;background:#0b74ff0f;border-radius:4px;padding:4px 8px;font-family:SF Mono,Monaco,Consolas,monospace;font-size:13px}.fud-last-upload{background:#0b74ff0a;border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;padding:14px 16px;display:flex}.fud-last-upload-info{align-items:center;gap:12px;display:flex}.fud-file-icon{color:var(--fud-blue);font-size:20px}.fud-last-upload-info strong{font-size:14px;display:block}.fud-last-upload-info .fud-meta{margin:0;font-size:12px}.fud-last-upload-actions{flex-wrap:wrap;gap:8px;display:flex}.fud-files-list{border:1px solid #04518a14;border-radius:8px;max-height:240px;margin-top:14px;overflow-y:auto}.fud-file-item{border-bottom:1px solid #04518a0f;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.fud-file-item:last-child{border-bottom:none}.fud-file-item-info{align-items:center;gap:10px;min-width:0;display:flex}.fud-file-icon-sm{color:var(--fud-blue);flex-shrink:0;font-size:16px}.fud-file-name{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.fud-file-item-actions{flex-shrink:0;gap:6px;display:flex}.fud-empty{text-align:center;color:var(--fud-muted);padding:20px;font-size:14px}.fud-status{text-align:center;color:var(--fud-blue-dark);background:#0b74ff0f;border-radius:8px;padding:14px 18px;font-size:14px;font-weight:500}.fud-status-success{color:#059669;background:#10b9811a}.fud-status-error{color:#dc2626;background:#ef44441a}.fud-card:hover{transition:transform .26s var(--fud-ease),box-shadow .26s var(--fud-ease);transform:translateY(-2px);box-shadow:0 12px 30px #04518a14}.fud-card :focus,.fud-btn:focus,.fud-title:focus{outline-offset:3px;border-radius:8px;outline:3px solid #0b74ff1f}@media (max-width:500px){.fud-main{gap:12px;width:100%;max-width:100%;padding:0 8px}.fud-card{border-radius:6px;padding:12px}.fud-title{font-size:20px}.fud-subtitle{font-size:15px}.fud-section-icon{font-size:16px}.fud-header{padding:12px 16px 0}.fud-header-icon{font-size:28px}.fud-file-input{padding:20px 16px}.fud-actions{flex-direction:column;align-items:stretch}.fud-btn{justify-content:center}.fud-last-upload,.fud-file-item{flex-direction:column;align-items:flex-start}.fud-file-item-actions{justify-content:flex-end;width:100%}}@media (min-width:501px) and (max-width:640px){.fud-main{gap:14px;padding:0 12px}.fud-card{border-radius:8px;padding:14px}.fud-title{font-size:22px}.fud-subtitle{font-size:16px}.fud-section-icon{font-size:18px}}@media (min-width:1100px){.fud-main{gap:22px;width:90%;max-width:96%}}@keyframes fud-card-appear{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes fud-icon-pop{0%{opacity:0;transform:scale(.95)translateY(6px)}to{opacity:1;transform:scale(1)translateY(0)}}.fud-drag-overlay{z-index:9999;opacity:0;visibility:hidden;pointer-events:none;background:linear-gradient(135deg,#e0f4ff 0%,#87ceeb 40%,#b0e0e6 70%,#fffde7 100%);flex-direction:column;justify-content:center;align-items:center;gap:0;transition:opacity .3s,visibility .3s;display:flex;position:fixed;inset:0;overflow:hidden}.fud-drag-overlay:before,.fud-drag-overlay:after{content:"";opacity:.4;border-radius:50%;animation:4s ease-in-out infinite fud-circle-float;position:absolute}.fud-drag-overlay:before{background:radial-gradient(circle,#f2c200 0%,#0000 70%);width:300px;height:300px;animation-delay:0s;top:-80px;right:-80px}.fud-drag-overlay:after{background:radial-gradient(circle,#87ceeb 0%,#0000 70%);width:250px;height:250px;animation-delay:2s;bottom:-60px;left:-60px}.fud-page-container.fud-dragging .fud-drag-overlay{opacity:1;visibility:visible}.fud-drop-zone{z-index:1;background:#ffffffd9;border:3px dashed #87ceeb;border-radius:24px;flex-direction:column;justify-content:center;align-items:center;max-width:90%;padding:50px 60px;animation:.4s cubic-bezier(.34,1.56,.64,1) forwards fud-zone-pop;display:flex;position:relative;box-shadow:0 20px 60px #87ceeb4d,0 0 0 8px #87ceeb26,inset 0 2px 20px #fffc}.fud-drag-icon-wrapper{margin-bottom:20px;position:relative}.fud-drag-overlay-icon{color:#0b74ff;filter:drop-shadow(0 8px 20px #0b74ff59);z-index:2;font-size:80px;animation:2s ease-in-out infinite fud-icon-float;position:relative}.fud-icon-glow{z-index:1;background:radial-gradient(circle,#f2c20066 0%,#0000 70%);border-radius:50%;width:120px;height:120px;animation:2s ease-in-out infinite fud-glow-pulse;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.fud-drag-decorations{pointer-events:none;width:100%;height:100%;position:absolute}.fud-decor-icon{opacity:.6;animation:3s ease-in-out infinite fud-decor-float;position:absolute}.fud-decor-icon:first-child{color:#f2c200;font-size:32px;animation-delay:0s;top:15%;left:10%}.fud-decor-icon:nth-child(2){color:#87ceeb;font-size:28px;animation-delay:.5s;top:20%;right:12%}.fud-decor-icon:nth-child(3){color:#0b74ff;font-size:26px;animation-delay:1s;bottom:18%;left:15%}.fud-decor-icon:nth-child(4){color:#f2c200;font-size:30px;animation-delay:1.5s;bottom:15%;right:10%}.fud-drag-overlay-text{color:#0b0b0b;letter-spacing:-.5px;text-align:center;margin-bottom:8px;font-size:32px;font-weight:800}.fud-drag-overlay-hint{color:#555;align-items:center;gap:6px;font-size:15px;font-weight:500;display:flex}.fud-drag-overlay-hint svg{color:#f2c200}.fud-file-badges{gap:10px;margin-top:20px;display:flex}.fud-file-badge{color:#0b0b0b;background:linear-gradient(135deg,#87ceeb,#b0e0e6);border-radius:20px;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:600;display:flex;box-shadow:0 4px 12px #87ceeb66}.fud-file-badge svg{color:#0b74ff;font-size:16px}@keyframes fud-zone-pop{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}@keyframes fud-icon-float{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}@keyframes fud-glow-pulse{0%,to{opacity:.4;transform:translate(-50%,-50%)scale(1)}50%{opacity:.7;transform:translate(-50%,-50%)scale(1.3)}}@keyframes fud-circle-float{0%,to{transform:translate(0)scale(1)}50%{transform:translate(20px,20px)scale(1.1)}}@keyframes fud-decor-float{0%,to{opacity:.6;transform:translateY(0)rotate(0)}50%{opacity:.9;transform:translateY(-10px)rotate(10deg)}}.fud-page-container.fud-dragging .fud-file-input{background:#87ceeb1a;border-color:#87ceeb}@media (max-width:600px){.fud-drop-zone{border-radius:18px;padding:35px 30px}.fud-drag-overlay-icon{font-size:60px}.fud-icon-glow{width:90px;height:90px}.fud-drag-overlay-text{font-size:24px}.fud-drag-overlay-hint{font-size:13px}.fud-file-badges{flex-direction:column;gap:8px}.fud-file-badge{padding:6px 14px;font-size:12px}.fud-decor-icon{font-size:20px!important}.fud-drag-overlay:before{width:200px;height:200px}.fud-drag-overlay:after{width:180px;height:180px}}.fud-toast{z-index:9999;min-width:280px;max-width:90vw;animation:fud-toast-slide-in .4s var(--fud-ease);background:#fff;border:1px solid #00000014;border-radius:12px;align-items:center;gap:12px;padding:14px 20px;display:flex;position:fixed;top:20px;left:50%;transform:translate(-50%);box-shadow:0 8px 32px #0000002e,0 2px 8px #00000014}@keyframes fud-toast-slide-in{0%{opacity:0;transform:translate(-50%)translateY(-20px)scale(.95)}to{opacity:1;transform:translate(-50%)translateY(0)scale(1)}}.fud-toast-icon{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:16px;display:flex}.fud-toast-message{color:#1f2937;flex:1;font-size:14px;font-weight:500;line-height:1.4}.fud-toast-close{color:#6b7280;cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;transition:all .2s;display:flex}.fud-toast-close:hover{color:#374151;background:#0000000d}.fud-toast-success{border-left:4px solid #22c55e}.fud-toast-success .fud-toast-icon{color:#16a34a;background:#22c55e26}.fud-toast-error{border-left:4px solid #ef4444}.fud-toast-error .fud-toast-icon{color:#dc2626;background:#ef444426}.fud-toast-info{border-left:4px solid var(--fud-blue)}.fud-toast-info .fud-toast-icon{color:var(--fud-blue);background:#0b74ff26}@media (max-width:600px){.fud-toast{min-width:auto;max-width:none;padding:12px 16px;top:12px;left:12px;right:12px;transform:none}@keyframes fud-toast-slide-in{0%{opacity:0;transform:translateY(-20px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.fud-toast-message{font-size:13px}}