:root{--primary-color:#0d6efd;--secondary-color:#6c757d;--success-color:#198754;--danger-color:#dc3545;--warning-color:#ffc107;--background-color:#fff;--text-color:#212529;--border-color:#dee2e6}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-color);background-color:var(--background-color);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6}a{color:var(--primary-color);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{cursor:pointer;border:none;border-radius:.25rem;padding:.5rem 1rem;font-size:1rem;transition:all .2s ease-in-out;display:inline-block}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:#0b5ed7;text-decoration:none}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-secondary{background-color:var(--secondary-color);color:#fff}.card{border:1px solid var(--border-color);background-color:#fff;border-radius:.5rem;margin-bottom:1rem;padding:1.5rem;box-shadow:0 2px 4px #0000001a}header{background-color:var(--primary-color);color:#fff;margin-bottom:2rem;padding:1rem 0;box-shadow:0 2px 4px #0000001a}header nav{justify-content:space-between;align-items:center;display:flex}header nav a{color:#fff;margin:0 .5rem}header nav a:hover{text-decoration:underline}.text-center{text-align:center}.py-4{padding-top:2rem;padding-bottom:2rem}.px-4{padding-left:2rem;padding-right:2rem}.my-4{margin-top:2rem;margin-bottom:2rem}.mx-auto{margin-left:auto;margin-right:auto}.mb-4{margin-bottom:1.5rem}.mt-4{margin-top:1.5rem}.alert{border-radius:.25rem;margin-bottom:1rem;padding:1rem}.alert-success{color:#0f5132;background-color:#d1e7dd;border:1px solid #badbcc}.alert-error{color:#842029;background-color:#f8d7da;border:1px solid #f5c2c7}.bookmark-list{gap:1rem;display:grid}.bookmark-item{border:1px solid var(--border-color);background-color:#fff;border-radius:.5rem;padding:1rem}.bookmark-item h3{margin-bottom:.5rem}.bookmark-item p{color:#6c757d;margin-bottom:.5rem}.bookmark-actions{gap:.5rem;margin-top:1rem;display:flex}form{flex-direction:column;gap:1rem;display:flex}input[type=text],input[type=url],textarea{border:1px solid var(--border-color);border-radius:.25rem;padding:.5rem;font-size:1rem}textarea{resize:vertical;min-height:100px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}a:focus,button:focus,input:focus,textarea:focus,select:focus{outline:3px solid var(--primary-color);outline-offset:2px}.skip-link:focus{left:0!important}
*{transition:all .2s}.btn{position:relative;overflow:hidden;transform:translateY(0)}.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.btn:active:not(:disabled){transform:translateY(0)}.card{transition:transform .3s,box-shadow .3s}.card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.bookmark-item{border-left:3px solid #0000;transition:all .3s cubic-bezier(.4,0,.2,1)}.bookmark-item:hover{border-left-color:var(--primary-color);background:linear-gradient(90deg,rgba(var(--primary-rgb),.03)0%,transparent 100%);transform:translate(4px)}a{text-decoration:none;position:relative}a:after{content:"";background-color:var(--primary-color);width:0;height:2px;transition:width .3s;position:absolute;bottom:-2px;left:0}a:hover:after{width:100%}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spinner{border-radius:50%;animation:1s linear infinite spin}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.5s fadeIn}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.pulse{animation:2s cubic-bezier(.4,0,.6,1) infinite pulse}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.slide-in-right{animation:.3s slideInRight}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.bounce{animation:.6s bounce}.search-history-item:hover{background-color:#f8f9fa;transform:translate(4px)}.tag{transition:all .2s}.tag:hover{transform:scale(1.05);box-shadow:0 2px 8px #0000001a}.gradient-primary{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.gradient-success{background:linear-gradient(135deg,#56ab2f 0%,#a8e063 100%)}.gradient-info{background:linear-gradient(135deg,#209cff 0%,#68e0cf 100%)}.glass{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff1a;border:1px solid #fff3}