*{margin:0;padding:0;box-sizing:border-box}:root{--primary-dark: #272757;--primary-medium: #8686AC;--primary-light: #505081;--primary-accent: #0F0E47;--background: #f5f5f9;--surface: #ffffff;--surface-elevated: #ffffff;--text-primary: #1a1a2e;--text-secondary: #6b6b8c;--border: #e0e0e8;--error: #ef4444;--success: #10b981;--shadow-sm: 0 2px 8px rgba(39, 39, 87, .08);--shadow-md: 0 4px 16px rgba(39, 39, 87, .12);--shadow-lg: 0 8px 32px rgba(39, 39, 87, .16);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6;font-weight:400;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;background:linear-gradient(135deg,#505081,#8686ac);color:var(--text-primary);min-height:100vh}.login-container{min-height:100vh;display:flex;justify-content:center;align-items:center;background:linear-gradient(135deg,#272757,#505081,#8686ac);position:relative;overflow:hidden}.login-container:before{content:"";position:absolute;width:500px;height:500px;background:radial-gradient(circle,rgba(134,134,172,.2) 0%,transparent 70%);border-radius:50%;top:-250px;right:-250px;animation:float 6s ease-in-out infinite}.login-container:after{content:"";position:absolute;width:400px;height:400px;background:radial-gradient(circle,rgba(15,14,71,.3) 0%,transparent 70%);border-radius:50%;bottom:-200px;left:-200px;animation:float 8s ease-in-out infinite reverse}@keyframes float{0%,to{transform:translate(0)}50%{transform:translate(30px,30px)}}.login-box{background:#fffffffa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:3rem 2.5rem;border-radius:24px;box-shadow:var(--shadow-lg);width:100%;max-width:420px;position:relative;z-index:1;border:1px solid rgba(255,255,255,.5)}.logo-container{display:flex;justify-content:center;margin-bottom:1rem;animation:fadeInDown .6s ease}.logo-container svg{filter:drop-shadow(0 4px 12px rgba(39,39,87,.2))}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.login-box h1{text-align:center;margin-bottom:2.5rem;background:linear-gradient(135deg,#272757,#505081);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:2.5rem;font-weight:700;letter-spacing:-.02em}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text-primary);font-weight:600;font-size:.95rem}.form-group input{width:100%;padding:.875rem 1rem;border:2px solid var(--border);border-radius:12px;font-size:1rem;transition:all .3s ease;background:var(--surface)}.form-group input:focus{outline:none;border-color:var(--primary-light);box-shadow:0 0 0 4px #5050811a;transform:translateY(-1px)}.error-message{background:linear-gradient(135deg,#fee2e2,#fecaca);color:var(--error);padding:.875rem 1rem;border-radius:12px;margin-bottom:1.5rem;font-size:.9rem;font-weight:500;border-left:4px solid var(--error)}.login-box button[type=submit]{width:100%;padding:1rem;background:linear-gradient(135deg,#272757,#505081);color:#fff;border:none;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 16px #2727574d;margin-top:.5rem}.login-box button[type=submit]:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px #27275766}.login-box button[type=submit]:active:not(:disabled){transform:translateY(0)}.login-box button[type=submit]:disabled{opacity:.6;cursor:not-allowed;transform:none}@media(max-width:480px){.login-box{padding:2rem 1.5rem;margin:1rem}.login-box h1{font-size:2rem}}.dashboard-container{min-height:100vh;background:linear-gradient(135deg,#505081,#8686ac)}.dashboard-header{background:linear-gradient(135deg,#272757,#505081);padding:1.5rem 2rem;box-shadow:var(--shadow-md);display:flex;justify-content:space-between;align-items:center;position:relative;overflow:hidden}.dashboard-header:before{content:"";position:absolute;width:300px;height:300px;background:radial-gradient(circle,rgba(134,134,172,.15) 0%,transparent 70%);border-radius:50%;top:-150px;right:-100px}.header-title{display:flex;align-items:center;gap:1rem;position:relative;z-index:1}.header-title svg{filter:drop-shadow(0 2px 8px rgba(0,0,0,.2))}.dashboard-header h1{font-size:1.75rem;color:#fff;font-weight:700;letter-spacing:-.02em;position:relative;z-index:1}.user-info{display:flex;align-items:center;gap:1rem;position:relative;z-index:1}.user-info span{color:#ffffffe6;font-weight:500}.sign-out-btn{padding:.625rem 1.25rem;background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:10px;cursor:pointer;transition:all .3s ease;font-weight:600}.sign-out-btn:hover{background:#ffffff40;border-color:#ffffff80;transform:translateY(-1px)}.dashboard-main{padding:3rem 2rem;max-width:1400px;margin:0 auto}.tiles-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;margin-top:2rem}.tile{background:var(--surface);padding:3rem 2rem;border-radius:24px;box-shadow:var(--shadow-sm);cursor:pointer;transition:all .4s cubic-bezier(.4,0,.2,1);text-align:center;border:1px solid rgba(39,39,87,.08);position:relative;overflow:hidden}.tile:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#272757,#505081,#8686ac);transform:scaleX(0);transition:transform .4s ease}.tile:hover:before{transform:scaleX(1)}.tile:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:var(--primary-light)}.tile-icon{font-size:4rem;margin-bottom:1.5rem;filter:drop-shadow(0 4px 8px rgba(39,39,87,.15));transition:transform .3s ease}.tile:hover .tile-icon{transform:scale(1.1)}.tile h2{font-size:1.75rem;margin-bottom:.75rem;background:linear-gradient(135deg,#272757,#505081);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700;letter-spacing:-.01em}.tile p{color:var(--text-secondary);font-size:1.05rem;font-weight:500}@media(max-width:768px){.tiles-container{grid-template-columns:1fr}.dashboard-header{flex-direction:column;gap:1rem;padding:1.5rem}.dashboard-main{padding:2rem 1rem}.tile{padding:2.5rem 1.5rem}}.notes-container{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#505081,#8686ac)}.notes-header{background:linear-gradient(135deg,#272757,#505081);padding:1.25rem 2rem;box-shadow:var(--shadow-md);display:flex;justify-content:space-between;align-items:center;position:relative;overflow:hidden;gap:1rem}.notes-header:before{content:"";position:absolute;width:200px;height:200px;background:radial-gradient(circle,rgba(134,134,172,.15) 0%,transparent 70%);border-radius:50%;top:-100px;right:-50px}.header-right{display:flex;align-items:center;gap:1rem;position:relative;z-index:1}.back-btn{padding:.625rem 1.25rem;background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:10px;cursor:pointer;transition:all .3s ease;font-size:.95rem;font-weight:600;position:relative;z-index:1}.back-btn:hover{background:#ffffff40;border-color:#ffffff80;transform:translate(-2px)}.refresh-btn{padding:.625rem .875rem;background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:10px;cursor:pointer;transition:all .3s ease;font-size:1.25rem;line-height:1;min-width:42px;display:flex;align-items:center;justify-content:center}.refresh-btn:hover{background:#ffffff40;border-color:#ffffff80;transform:rotate(180deg)}.refresh-btn:active{transform:rotate(180deg) scale(.95)}.save-status{color:#ffffffe6;font-size:.9rem;font-weight:500;position:relative;z-index:1}.save-status .saving{color:gold;display:flex;align-items:center;gap:.5rem}.save-status .saving:before{content:"●";animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.save-status .saved{color:#90ee90;display:flex;align-items:center;gap:.5rem}.save-status .saved:before{content:"✓"}.notes-main{flex:1;padding:2rem;display:flex;justify-content:center}.notes-textarea{width:100%;max-width:1000px;min-height:calc(100vh - 140px);padding:2.5rem;background:var(--surface);border:2px solid rgba(39,39,87,.08);border-radius:20px;font-size:1.05rem;line-height:1.8;resize:vertical;font-family:inherit;transition:all .3s ease;box-shadow:var(--shadow-sm);color:var(--text-primary)}.notes-textarea::placeholder{color:var(--text-secondary);opacity:.6}.notes-textarea:focus{outline:none;border-color:var(--primary-light);box-shadow:var(--shadow-md),0 0 0 4px #5050811a}.notes-display{width:100%;max-width:1000px;min-height:calc(100vh - 140px);padding:2.5rem;background:var(--surface);border:2px solid rgba(39,39,87,.08);border-radius:20px;font-size:1.05rem;line-height:1.8;box-shadow:var(--shadow-sm);color:var(--text-primary);cursor:text;white-space:pre-wrap;word-wrap:break-word}.note-line{margin-bottom:.5rem}.note-link{color:#272757;text-decoration:none;background:linear-gradient(135deg,#27275714,#50508114);padding:2px 6px;border-radius:4px;border-bottom:2px solid rgba(39,39,87,.3);transition:all .2s ease;word-break:break-all;display:inline;font-weight:500}.note-link:hover{background:linear-gradient(135deg,#27275726,#50508126);border-bottom-color:#272757;transform:translateY(-1px)}.note-link:active{transform:translateY(0)}.notes-placeholder{color:var(--text-secondary);opacity:.6;font-style:italic}@media(max-width:768px){.notes-header{flex-direction:column;gap:.75rem;align-items:flex-start;padding:1rem 1.5rem}.header-right{width:100%;justify-content:space-between}.notes-main{padding:1rem}.notes-textarea,.notes-display{padding:1.5rem;font-size:1rem;border-radius:16px}}.files-container{min-height:100vh;background:linear-gradient(135deg,#505081,#8686ac)}.files-header{background:linear-gradient(135deg,#272757,#505081);padding:1.25rem 2rem;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:2rem;position:relative;overflow:hidden}.files-header:before{content:"";position:absolute;width:250px;height:250px;background:radial-gradient(circle,rgba(134,134,172,.15) 0%,transparent 70%);border-radius:50%;top:-125px;left:-50px}.files-header h1{font-size:1.75rem;color:#fff;font-weight:700;letter-spacing:-.02em;position:relative;z-index:1}.files-main{padding:2rem;max-width:1600px;margin:0 auto}.upload-section{margin-bottom:3rem}.drop-zone{border:3px dashed rgba(80,80,129,.3);border-radius:20px;padding:3.5rem 2rem;text-align:center;background:var(--surface);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}.drop-zone:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#27275705,#50508105);opacity:0;transition:opacity .3s ease}.drop-zone:hover:before{opacity:1}.drop-zone.active{border-color:var(--primary-light);background:linear-gradient(135deg,#2727570d,#5050810d);transform:scale(1.02);box-shadow:var(--shadow-md)}.drop-zone p{margin:.5rem 0;color:var(--text-secondary);font-size:1.1rem;font-weight:500;position:relative;z-index:1}.drop-zone p:first-child{font-size:1.25rem;color:var(--text-primary);font-weight:600}.or-text{font-weight:600;margin:1.5rem 0;color:var(--primary-medium);font-size:1.1rem}.select-files-btn{padding:.875rem 2rem;background:linear-gradient(135deg,#272757,#505081);color:#fff;border:none;border-radius:12px;font-size:1.05rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 16px #27275740;position:relative;z-index:1}.select-files-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #27275759}.select-files-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.files-list h2{margin-bottom:1.5rem;color:var(--text-primary);font-size:1.5rem;font-weight:700;letter-spacing:-.01em}.no-files{text-align:center;color:var(--text-secondary);padding:4rem 2rem;font-size:1.1rem}.files-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.file-card{background:var(--surface);border:1px solid rgba(39,39,87,.08);border-radius:16px;padding:1.75rem;display:flex;flex-direction:column;gap:1rem;transition:all .3s ease;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.file-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#272757,#505081,#8686ac);transform:scaleX(0);transition:transform .3s ease}.file-card:hover:before{transform:scaleX(1)}.file-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--primary-light)}.file-icon{font-size:3rem;text-align:center;filter:drop-shadow(0 2px 4px rgba(39,39,87,.1))}.file-info{flex:1}.file-name{font-weight:600;color:var(--text-primary);margin-bottom:.5rem;word-break:break-word;font-size:1.05rem}.file-size,.file-date{font-size:.9rem;color:var(--text-secondary);font-weight:500}.file-actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:.5rem}.action-btn{padding:.625rem;background:var(--surface);border:2px solid var(--border);border-radius:10px;cursor:pointer;transition:all .3s ease;font-size:1.25rem;min-width:42px;display:flex;align-items:center;justify-content:center}.action-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.download-btn:hover{border-color:var(--success);background:#10b9810d}.delete-btn:hover{border-color:var(--error);background:#ef44440d}@media(max-width:768px){.files-grid{grid-template-columns:1fr}.files-header{flex-direction:column;align-items:flex-start;gap:1rem;padding:1rem 1.5rem}.files-header h1{font-size:1.5rem}.files-main{padding:1.5rem 1rem}.drop-zone{padding:2.5rem 1.5rem;border-radius:16px}}#root{min-height:100vh}