:root{--bg-color: #18181b;--surface-color: #3e3e48;--primary-color: #f59e0b;--primary-hover: #fbbd23;--text-color: #e4e4e7;--text-secondary: #a1a1aa;--border-color: #7d7dc6;--danger-color: #ef4444;--warning-color: #f59e0b}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;font-family:-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-color:var(--bg-color);color:var(--text-color)}.app-container{max-width:1200px;margin:0 auto;padding:2rem}.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2.5rem;border-bottom:1px solid var(--border-color);padding-bottom:1rem}.app-header h1{font-size:2.5rem;font-weight:700;color:var(--primary-color)}.app-header p{color:var(--text-secondary);margin-top:.25rem}.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;padding:.75rem 1.25rem;border-radius:25px;border:none;cursor:pointer;transition:background-color .2s ease,transform .1s ease}.btn:hover{transform:scale(1.05)}.btn-primary{background-color:var(--primary-color);color:var(--bg-color)}.btn-primary:hover{background-color:var(--primary-hover)}.notes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}.note-card{background-color:var(--surface-color);border-radius:.5rem;padding:1.25rem;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 4px 6px #0003;transition:box-shadow .3s ease}.note-card:hover{box-shadow:0 0 15px #33d3ec4d}.note-card-content h3{font-size:1.25rem;font-weight:700;color:var(--primary-color);margin-bottom:.5rem;word-wrap:break-word}.note-card-content p{color:var(--text-color);white-space:pre-wrap;word-wrap:break-word}.note-card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--border-color);color:var(--text-secondary)}.note-card-actions{display:flex;gap:.5rem}.icon-btn{background:none;border:none;padding:.5rem;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease}.icon-btn:hover{background-color:#ffffff1a}.icon-edit{color:var(--warning-color)}.icon-delete{color:var(--danger-color)}.empty-state{text-align:center;padding:4rem 2rem;background-color:var(--surface-color);border-radius:.5rem}.empty-state h2{font-size:1.5rem;color:var(--text-color);margin-bottom:.5rem}.empty-state p{color:var(--text-secondary)}.modal-overlay{position:fixed;inset:0;background-color:#000000b3;display:flex;align-items:center;justify-content:center;z-index:50}.modal-content{background-color:var(--surface-color);border-radius:.5rem;padding:2rem;width:100%;max-width:500px;position:relative;box-shadow:0 10px 25px #00000080}.modal-content h2{font-size:1.75rem;margin-bottom:1.5rem;color:var(--primary-color)}.modal-close-btn{position:absolute;top:1rem;right:1rem;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.5rem}.modal-close-btn:hover{color:var(--text-color)}.note-form .form-group{margin-bottom:1rem}.note-form label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-secondary)}.note-form input,.note-form textarea{width:100%;background-color:var(--bg-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:.375rem;padding:.75rem;font-size:1rem}.note-form input:focus,.note-form textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #22d3ee66}.note-form .form-actions{display:flex;justify-content:flex-end;margin-top:1.5rem}