@tailwind base;@tailwind components;@tailwind utilities;:root{--bg-base:#0b0b18;--bg-surface:#10101e;--bg-elevated:#16162a;--bg-card:#ffffff0a;--bg-card-hover:#ffffff12;--accent:#6c63ff;--accent-light:#8b85ff;--accent-dark:#4f48d4;--accent-glow:#6c63ff4d;--kaam:#f59e0b;--kaam-glow:#f59e0b40;--padhai:#10b981;--padhai-glow:#10b98140;--code:#3b82f6;--code-glow:#3b82f640;--text-primary:#eef;--text-secondary:#8888b0;--text-muted:#44446a;--border:#ffffff12;--border-hover:#6c63ff73;--border-strong:#ffffff21;--sidebar-w:260px;--topbar-h:60px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--shadow-card:0 4px 24px #00000080;--shadow-glow:0 0 24px var(--accent-glow);--transition-fast:.15s ease;--transition-med:.25s ease;--transition-slow:.4s cubic-bezier(.4, 0, .2, 1)}[data-theme=light]{--bg-base:#f3f3fc;--bg-surface:#fff;--bg-elevated:#eeeef8;--bg-card:#00000006;--bg-card-hover:#6c63ff0d;--text-primary:#13132b;--text-secondary:#55557a;--text-muted:#9999b8;--border:#00000012;--border-hover:#6c63ff59;--border-strong:#00000021;--shadow-card:0 4px 24px #00000012;--shadow-glow:0 0 20px #6c63ff1f;--accent-glow:#6c63ff26;--kaam-glow:#f59e0b26;--padhai-glow:#10b98126;--code-glow:#3b82f626}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(at 20%,#6c63ff0d 0%,#0000 60%),radial-gradient(at 80% 20%,#10b9810a 0%,#0000 50%);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6}[data-theme=light] body{background-image:radial-gradient(at 20%,#6c63ff08 0%,#0000 60%)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:8px}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.glass-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:border-color .2s,box-shadow .2s,background .2s,transform .2s}.glass-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-glow);background:var(--bg-card-hover);transform:translateY(-2px)}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none;letter-spacing:-.1px;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-family:Inter,sans-serif;font-size:.875rem;font-weight:600;display:inline-flex}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.btn-primary{background:linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);color:#fff;box-shadow:0 3px 14px var(--accent-glow)}.btn-primary:hover:not(:disabled){box-shadow:0 6px 22px var(--accent-glow);filter:brightness(1.08);transform:translateY(-2px)}.btn-secondary{background:var(--bg-elevated);border:1px solid var(--border-strong);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){border-color:var(--border-hover);background:var(--bg-card-hover);transform:translateY(-1px)}.btn-success{color:#fff;background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 3px 14px #10b9814d}.btn-success:hover:not(:disabled){filter:brightness(1.08);transform:translateY(-2px)}.btn-danger{color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626);box-shadow:0 3px 14px #ef444440}.btn-danger:hover:not(:disabled){filter:brightness(1.05);transform:translateY(-1px)}.btn-sm{padding:7px 14px;font-size:.8rem}.btn-lg{padding:13px 28px;font-size:1rem}.dropzone{border:2px dashed var(--border-strong);border-radius:var(--radius-xl);text-align:center;cursor:pointer;transition:all var(--transition-med);background:var(--bg-card);padding:52px 24px;position:relative}.dropzone:hover,.dropzone.drag-over{border-color:var(--accent);background:#6c63ff0d;box-shadow:inset 0 0 0 1px #6c63ff26,0 0 30px #6c63ff14}.dropzone.drag-over{transform:scale(1.01)}.progress-wrap{flex-direction:column;gap:8px;margin:14px 0;display:none}.progress-wrap.visible{display:flex}.progress-track{background:var(--bg-elevated);border:1px solid var(--border);border-radius:999px;height:6px;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent), var(--accent-light), #a78bfa);background-size:200% 100%;border-radius:999px;width:0%;height:100%;transition:width .3s;animation:2s linear infinite progressShimmer}@keyframes progressShimmer{0%{background-position:200%}to{background-position:-200%}}.progress-label{color:var(--text-muted);letter-spacing:.2px;font-size:.78rem}.result-card{border-radius:var(--radius-lg);background:#10b9810d;border:1px solid #10b98140;margin-top:16px;padding:20px;animation:.3s slideUp;display:none}.result-card.visible{display:block}.file-item{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--transition-fast);cursor:grab;align-items:center;gap:12px;padding:12px 14px;display:flex}.file-item:hover{border-color:var(--border-hover)}.file-icon{background:linear-gradient(135deg, var(--accent), var(--accent-dark));border-radius:var(--radius-sm);color:#fff;letter-spacing:.5px;width:40px;height:40px;box-shadow:0 2px 8px var(--accent-glow);flex-shrink:0;justify-content:center;align-items:center;font-size:.6rem;font-weight:800;display:flex}.file-info{flex:1;min-width:0}.file-name{white-space:nowrap;text-overflow:ellipsis;color:var(--text-primary);font-size:.875rem;font-weight:500;overflow:hidden}.file-meta{color:var(--text-muted);margin-top:2px;font-size:.73rem}.file-remove{color:var(--text-muted);cursor:pointer;width:28px;height:28px;transition:all var(--transition-fast);background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:1.1rem;display:flex}.file-remove:hover{color:#ef4444;background:#ef44441f}.toast-container{z-index:9999;pointer-events:none;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:24px;right:24px}.toast{border-radius:var(--radius-md);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-strong);pointer-events:all;background:var(--bg-elevated);align-items:center;gap:10px;max-width:340px;padding:12px 16px;font-size:.84rem;font-weight:500;animation:.3s cubic-bezier(.34,1.56,.64,1) toastIn;display:flex;box-shadow:0 8px 32px #00000059}.toast.success{border-color:#10b98166}.toast.error{border-color:#ef444466}.toast.warning{border-color:#f59e0b66}.toast.removing{animation:.25s forwards toastOut}input[type=text],input[type=number],input[type=password],input[type=url],select,textarea{background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:var(--radius-md);color:var(--text-primary);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none;width:100%;padding:10px 14px;font-family:Inter,sans-serif;font-size:.875rem}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}input[type=range]{accent-color:var(--accent);cursor:pointer;width:100%}label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.6px;font-size:.75rem;font-weight:600;display:block}select option{background:var(--bg-elevated)}.page-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;margin-top:16px;display:grid}.page-thumb{border-radius:var(--radius-md);border:2px solid var(--border);cursor:pointer;transition:all var(--transition-fast);background:var(--bg-elevated);position:relative;overflow:hidden}.page-thumb:hover{border-color:var(--accent);box-shadow:0 4px 12px var(--accent-glow)}.page-thumb.selected{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-glow)}.page-thumb canvas{width:100%;display:block}.page-thumb-label{color:#fff;text-align:center;letter-spacing:.3px;background:#000000a6;padding:4px;font-size:.65rem;font-weight:600;position:absolute;bottom:0;left:0;right:0}.page-thumb-delete{color:#fff;cursor:pointer;background:#ef4444d9;border:none;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:.7rem;display:none;position:absolute;top:4px;right:4px}.page-thumb:hover .page-thumb-delete{display:flex}@keyframes slideUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes toastIn{0%{opacity:0;transform:translate(40px)scale(.92)}to{opacity:1;transform:translate(0)scale(1)}}@keyframes toastOut{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(40px)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.sortable-ghost{opacity:.35}.sortable-drag{opacity:.99;box-shadow:0 12px 40px #00000080}.tool-page{max-width:860px;margin:0 auto;padding:36px 28px;animation:.25s fadeIn}.tool-header{margin-bottom:28px}.tool-title{letter-spacing:-.5px;color:var(--text-primary);flex-wrap:wrap;align-items:center;gap:10px;margin-top:6px;font-size:1.8rem;font-weight:800;line-height:1.2;display:flex}.tool-title-text{background:linear-gradient(135deg, var(--text-primary) 0%, var(--accent-light) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.tool-subtitle{color:var(--text-secondary);margin-top:6px;font-size:.93rem;line-height:1.55}.badge{letter-spacing:.5px;text-transform:uppercase;border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-size:.68rem;font-weight:700;display:inline-flex}.badge-kaam{color:var(--kaam);background:#f59e0b1f;border:1px solid #f59e0b40}.badge-padhai{color:var(--padhai);background:#10b9811f;border:1px solid #10b98140}.badge-code{color:var(--code);background:#3b82f61f;border:1px solid #3b82f640}.badge-ai{color:var(--accent-light);background:#6c63ff1f;border:1px solid #6c63ff40}.flashcard-scene{perspective:1000px}.flashcard-inner{width:100%;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.4,0,.2,1);position:relative}.flashcard-inner.flipped{transform:rotateY(180deg)}.flashcard-face{backface-visibility:hidden;border-radius:var(--radius-xl);text-align:center;justify-content:center;align-items:center;min-height:230px;padding:44px 36px;font-size:1rem;line-height:1.75;display:flex}.flashcard-front{background:var(--bg-elevated);border:1px solid var(--border-strong);box-shadow:var(--shadow-card)}.flashcard-back{box-shadow:var(--shadow-card);background:#6c63ff12;border:1px solid #6c63ff47;position:absolute;inset:0;transform:rotateY(180deg)}.sidebar-nav-link{color:var(--text-secondary);border-left:2px solid #0000;border-radius:8px;align-items:center;gap:10px;margin-bottom:1px;padding:8px 12px;font-size:.85rem;font-weight:400;text-decoration:none;transition:all .15s;display:flex}.sidebar-nav-link:hover{background:var(--bg-card-hover);color:var(--text-primary);border-left-color:var(--border-hover)}.sidebar-nav-link.active{font-weight:600}.topbar-title{color:var(--text-primary);letter-spacing:-.2px;font-size:1rem;font-weight:700}.topbar-subtitle{color:var(--text-muted);font-size:.75rem}@media (max-width:768px){.tool-page{padding:16px}.tool-title{font-size:1.45rem}.page-grid{grid-template-columns:repeat(auto-fill,minmax(85px,1fr))}}