@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--color-bg-main: #0f172a;--color-bg-card: #1e293b;--color-bg-hover: #334155;--color-text-main: #f8fafc;--color-text-muted: #94a3b8;--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-danger: #ef4444;--color-danger-hover: #dc2626;--color-border: #334155;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--font-family: "Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh;background-color:var(--color-bg-main);color:var(--color-text-main);font-family:var(--font-family);-webkit-font-smoothing:antialiased;line-height:1.5}#root{width:100%;max-width:1280px;margin:0 auto;padding:1.5rem;display:flex;flex-direction:column;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;letter-spacing:-.025em;color:var(--color-text-main)}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}a{color:var(--color-primary);text-decoration:none;font-weight:500;transition:color .2s}a:hover{color:var(--color-primary-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:var(--radius-md);font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s ease;border:1px solid transparent;gap:.5rem;outline:none}.btn-primary{background-color:var(--color-primary);color:#fff;box-shadow:0 1px 2px #0000000d}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-hover);transform:translateY(-1px)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-danger{background-color:#ef44441a;color:var(--color-danger);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background-color:#ef444433;border-color:#ef44444d}.btn-ghost{background:transparent;color:var(--color-text-muted)}.btn-ghost:hover{background-color:var(--color-bg-hover);color:var(--color-text-main)}.btn-icon{padding:.5rem;border-radius:50%}.card{background-color:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.w-full{width:100%}.text-muted{color:var(--color-text-muted)}.text-sm{font-size:.875rem}.text-xs{font-size:.75rem}.font-bold{font-weight:700}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.p-4{padding:1rem}.px-4{padding-left:1rem;padding-right:1rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-main)}::-webkit-scrollbar-thumb{background:var(--color-bg-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-border)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .3s ease-out forwards}@media(max-width:640px){#root{padding:1rem}h1{font-size:1.5rem}.hide-on-mobile{display:none!important}}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem;padding-bottom:2rem}.file-card{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem 1rem;background-color:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease;position:relative;text-align:center;height:100%;aspect-ratio:1/.8}.file-card:hover{transform:translateY(-2px);border-color:var(--color-primary);background-color:var(--color-bg-hover);box-shadow:var(--shadow-md)}.file-card.selected{border-color:var(--color-primary);background-color:#3b82f61a}.file-icon{font-size:2.5rem;margin-bottom:.75rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.file-name{font-size:.875rem;font-weight:500;color:var(--color-text-main);word-break:break-word;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.file-meta{margin-top:.5rem;font-size:.75rem;color:var(--color-text-muted)}.checkbox-overlay{position:absolute;top:.75rem;left:.75rem;opacity:0;transition:opacity .2s;z-index:10}.file-card:hover .checkbox-overlay,.file-card.selected .checkbox-overlay{opacity:1}@media(max-width:640px){.file-grid{grid-template-columns:1fr;gap:.75rem}.file-card{flex-direction:row;align-items:center;justify-content:flex-start;padding:1rem;aspect-ratio:auto;text-align:left;height:auto}.file-icon{font-size:2rem;margin-bottom:0;margin-right:1rem}.file-info{flex:1;min-width:0}.checkbox-overlay{position:static;order:-1;margin-right:1rem;opacity:1}}.modal-overlay{position:fixed;inset:0;background-color:#000000bf;display:flex;justify-content:center;align-items:center;z-index:50;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .2s ease-out}.modal-content{background-color:var(--color-bg-card);padding:1.5rem;border-radius:var(--radius-lg);width:90%;max-width:500px;border:1px solid var(--color-border);box-shadow:var(--shadow-lg);position:relative;max-height:90vh;display:flex;flex-direction:column}