*{margin:0;padding:0;box-sizing:border-box;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}:root{--primary: #6c9bcf;--secondary: #4a7abc;--accent: #7fa7d8;--light: #f0f7ff;--dark: #2c3e50;--success: #89c2d9;--warning: #366ca3;--gray: #8d9db6;--light-gray: #e6f0ff;--card-shadow: 0 4px 20px rgba(108, 155, 207, .15);--smooth-transition: all .3s ease}body{background:linear-gradient(135deg,#f8fbff,#e6f0ff);color:var(--dark);line-height:1.6;min-height:100vh;padding-bottom:40px}header{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:18px 30px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 12px #6c9bcf33;position:sticky;top:0;z-index:1000;height:91px;margin-top:20px}header a{text-decoration:none;color:#7fa7d8;font-weight:600;margin-right:20px;padding:8px 12px;border-radius:6px;transition:var(--smooth-transition)}header a:hover{background:#fff3}.profile-toggle{position:relative;display:inline-block}.profile-toggle 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button{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border:none;border-radius:6px;padding:8px 16px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;transition:var(--smooth-transition)}.dropdown-content{display:none;position:absolute;right:0;top:100%;background:#fff;min-width:220px;border-radius:10px;box-shadow:var(--card-shadow);overflow:hidden;z-index:1001;margin-top:8px;padding:12px 16px}.dropdown-content.active{display:block}.dropdown-content label,.dropdown-content input,.dropdown-content legend{display:block;margin-bottom:10px;color:var(--dark)}------------------------------------ .container{max-width:1200px;margin:30px auto;padding:0 20px}h1.io{text-align:center;font-size:2.8rem;margin:30px 0;color:var(--secondary);font-weight:700;text-shadow:1px 1px 3px rgba(0,0,0,.1)}section{background:#fff;margin:25px 0;padding:30px;border-radius:16px;box-shadow:var(--card-shadow)}section 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legend{font-weight:700;padding:0 15px;color:var(--secondary)}.incomeexpense{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:15px;margin-top:15px}.incomeexpense>div{display:flex;align-items:center;gap:8px}.button{text-align:center;margin-top:25px}#add_expense{background:linear-gradient(120deg,var(--primary),var(--secondary));color:#fff;border:none;border-radius:10px;padding:16px 35px;font-size:18px;font-weight:600;cursor:pointer;transition:var(--smooth-transition);box-shadow:0 4px 15px #6c9bcf4d}#add_expense:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6c9bcf66}#P{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}#t-i,#w-s,#balance{color:var(--secondary);padding:25px;border-radius:12px;text-align:center;box-shadow:var(--card-shadow);border:1px solid rgb(109,153,198)}#t-i p:first-child,#w-s p:first-child,#balance p:first-child{font-weight:600;font-size:18px;margin-bottom:10px}#t-i p:last-child,#w-s p:last-child,#balance p:last-child{font-size:28px;font-weight:700}.push{overflow-x:auto;margin-top:20px}#expenseHistoryTable{width:100%;border-collapse:collapse;margin-top:15px}#expenseHistoryTable th{background:var(--primary);color:#fff;padding:15px;text-align:left;font-weight:600}#expenseHistoryTable td{padding:15px;border-bottom:1px solid var(--light-gray)}#expenseHistoryTable tr:nth-child(2n){background:var(--light)}#expenseHistoryTable tr:hover{background:#edf5ff}#delete-expense{margin-top:20px;background:var(--warning);color:#fff;border:none;border-radius:8px;padding:12px 20px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:var(--smooth-transition)}#delete-expense:hover{background:#a02929bf}@media(max-width:768px){header{flex-direction:column;gap:15px;padding:15px}h1.io{font-size:2.2rem}.ff-p{grid-template-columns:1fr}#category-container fieldset{flex-direction:column;gap:10px}#P{grid-template-columns:1fr}.incomeexpense{grid-template-columns:repeat(2,1fr)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}section{animation:fadeIn .5s ease-out}#btn-link{text-decoration:none;color:#fff}.monday{display:flex;justify-content:space-between;margin-top:20px}#filter{width:70px;height:35px;border-radius:8px;margin-top:10px;background:var(--warning);border:none}.first-part{display:flex;justify-content:space-between}.ref{display:flex;justify-content:space-between;width:300px;margin-right:90px}.notification{border-radius:50px;margin-right:20px}.notification:hover{transform:translateY(2px);cursor:pointer}.search{margin-top:-1px;margin-right:20px;width:250px;height:30px;background:#fff;color:#000;border:1px solid var(--secondary);border-radius:6px;padding:8px 16px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;transition:var(--smooth-transition)}.delete-btn{margin-left:95%}