.app{min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.loading{display:flex;justify-content:center;align-items:center;min-height:100vh;font-size:1.5rem;color:#fff;font-weight:500}.login-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.login-card{background:white;border-radius:20px;padding:40px;box-shadow:0 20px 60px #0000004d;max-width:400px;width:100%}.login-header{text-align:center;margin-bottom:30px}.login-header h1{font-size:2.5rem;color:#333;margin-bottom:10px}.login-header p{font-size:1.1rem;color:#666}.passcode-display{text-align:center;margin-bottom:30px}.passcode-dots{display:flex;justify-content:center;gap:15px}.dot{width:15px;height:15px;border-radius:50%;border:2px solid #ddd;transition:all .3s ease}.dot.filled{background:#667eea;border-color:#667eea}.error-message{background:#fee;color:#c33;padding:12px;border-radius:8px;margin-bottom:20px;text-align:center;font-size:.9rem}.numpad{margin-top:30px}.numpad-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:15px}.numpad-btn{aspect-ratio:1;font-size:1.5rem;font-weight:600;background:#f0f0f0;color:#333;border:2px solid #ddd;border-radius:12px;transition:all .2s ease}.numpad-btn:hover:not(:disabled){background:#667eea;color:#fff;border-color:#667eea;transform:scale(1.05)}.numpad-btn:disabled{opacity:.5}.numpad-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.action-btn{padding:12px;font-size:.9rem;font-weight:600;border-radius:8px;transition:all .3s ease}.clear-btn{background:#ff6b6b;color:#fff;grid-column:1}.clear-btn:hover:not(:disabled){background:#ff5252}.backspace-btn{background:#ffa500;color:#fff;grid-column:2}.backspace-btn:hover:not(:disabled){background:#ff8c00}.submit-btn{background:#667eea;color:#fff;grid-column:1 / -1;padding:14px;font-size:1rem;font-weight:600}.submit-btn:hover:not(:disabled){background:#5568d3}@media (max-width: 480px){.login-card{padding:30px 20px}.login-header h1{font-size:2rem}.numpad-grid{gap:8px}.numpad-btn{font-size:1.3rem}}.dashboard{min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding-bottom:40px}.dashboard-header{background:rgba(255,255,255,.95);padding:20px;box-shadow:0 2px 10px #0000001a;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:100}.dashboard-header h1{color:#333;font-size:1.8rem;margin:0}.header-actions{display:flex;gap:10px}.settings-btn,.logout-btn{padding:10px 20px;border-radius:8px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease}.settings-btn{background:#667eea;color:#fff}.settings-btn:hover{background:#5568d3}.logout-btn{background:#ff6b6b;color:#fff}.logout-btn:hover{background:#ff5252}.totals-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;padding:20px;max-width:1200px;margin:0 auto}.total-card{background:white;border-radius:12px;padding:25px;box-shadow:0 4px 15px #0000001a;text-align:center;border-left:5px solid}.total-card.personal{border-left-color:#ff6b6b}.total-card.reimbursable{border-left-color:#51cf66}.total-label{font-size:.9rem;color:#666;margin-bottom:10px;font-weight:500}.total-amount{font-size:2rem;font-weight:700;color:#333}.export-section{padding:20px;max-width:1200px;margin:0 auto}@media (max-width: 768px){.dashboard-header{flex-direction:column;gap:15px;text-align:center}.dashboard-header h1{font-size:1.5rem}.header-actions{width:100%;justify-content:center}.totals-section{grid-template-columns:1fr}}.trip-selector{max-width:1200px;margin:20px auto;padding:0 20px}.trips-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.trips-header h2{color:#fff;font-size:1.5rem;margin:0}.add-trip-btn{background:white;color:#667eea;padding:12px 24px;border-radius:8px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease}.add-trip-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0003}.trip-form{background:white;padding:20px;border-radius:12px;margin-bottom:20px;box-shadow:0 4px 15px #0000001a;display:grid;gap:15px}.trip-form input{padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem}.trip-form input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.submit-btn{background:#667eea;color:#fff;padding:12px;border-radius:8px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease}.submit-btn:hover{background:#5568d3}.cancel-btn{background:#f0f0f0;color:#333;padding:12px;border-radius:8px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease}.trips-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:15px}.trip-card{background:white;padding:20px;border-radius:12px;transition:all .3s ease;box-shadow:0 2px 8px #0000001a;border:2px solid transparent;position:relative;display:flex;justify-content:space-between;align-items:center}.trip-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px #00000026}.trip-card.active{border-color:#667eea;background:linear-gradient(135deg,#f8f9ff 0%,#f0f4ff 100%)}.trip-info{flex:1}.trip-name{font-size:1.2rem;font-weight:600;color:#333;margin-bottom:8px}.trip-dates{font-size:.9rem;color:#666}.active-badge{position:absolute;top:10px;right:10px;background:#667eea;color:#fff;padding:4px 12px;border-radius:20px;font-size:.8rem;font-weight:600}.trip-actions{display:flex;gap:8px;margin-left:15px}.edit-btn,.delete-btn{background:none;border:none;font-size:1.2rem;cursor:pointer;transition:all .3s ease;padding:8px}.edit-btn:hover,.delete-btn:hover{transform:scale(1.2)}.trip-edit-form{display:flex;gap:10px;width:100%}.trip-edit-form input{flex:1;padding:10px;border:1px solid #ddd;border-radius:6px;font-size:.95rem}.trip-edit-form input:focus{outline:none;border-color:#667eea}.trip-edit-form .save-btn{background:#51cf66;color:#fff;padding:10px 15px;border:none;border-radius:6px;font-weight:600;cursor:pointer}.trip-edit-form .save-btn:hover{background:#40c057}.trip-edit-form .cancel-btn{background:#f0f0f0;color:#333;padding:10px 15px;border:none;border-radius:6px;font-weight:600;cursor:pointer}.trip-edit-form .cancel-btn:hover{background:#e0e0e0}@media (max-width: 768px){.trips-header{flex-direction:column;gap:15px;text-align:center}.trips-list{grid-template-columns:1fr}.trip-card{flex-direction:column;align-items:flex-start}.trip-actions{margin-left:0;margin-top:15px}.trip-edit-form{flex-direction:column}}.expense-form-container{max-width:1200px;margin:20px auto;padding:0 20px}.expense-form-container h2{color:#fff;font-size:1.5rem;margin-bottom:20px}.expense-form{background:white;padding:30px;border-radius:12px;box-shadow:0 4px 15px #0000001a;display:grid;gap:20px}.form-group label{font-weight:600;color:#333;margin-bottom:8px;font-size:.95rem}.form-group input,.form-group select{padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem;transition:all .3s ease}.form-group input:focus,.form-group select:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.type-selector{display:grid;grid-template-columns:1fr 1fr;gap:15px}.type-option{display:flex;align-items:center;gap:10px;padding:15px;border:2px solid #ddd;border-radius:8px;cursor:pointer;transition:all .3s ease}.type-option input[type=radio]{cursor:pointer;width:auto;margin:0}.type-option.active{border-color:#667eea;background:#f8f9ff}.type-label{font-weight:600;cursor:pointer}.type-label.personal{color:#ff6b6b}.type-label.reimbursable{color:#51cf66}.submit-btn{background:#667eea;color:#fff;padding:14px;border-radius:8px;font-weight:600;font-size:1rem;border:none;cursor:pointer;transition:all .3s ease;grid-column:1 / -1}.submit-btn:hover:not(:disabled){background:#5568d3;transform:translateY(-2px);box-shadow:0 4px 12px #667eea4d}.submit-btn:disabled{background:#ccc;cursor:not-allowed}@media (max-width: 768px){.expense-form{padding:20px}.form-row,.type-selector{grid-template-columns:1fr}}.expense-list-container{max-width:1200px;margin:20px auto;padding:0 20px}.expense-list-container h2{color:#fff;font-size:1.5rem;margin-bottom:20px}.expense-list{display:flex;flex-direction:column;gap:15px}.expense-item{background:white;border-radius:12px;padding:20px;box-shadow:0 2px 8px #0000001a;display:flex;justify-content:space-between;align-items:center;transition:all .3s ease;border-left:5px solid}.expense-item.personal{border-left-color:#ff6b6b}.expense-item.reimbursable{border-left-color:#51cf66}.expense-item:hover{box-shadow:0 4px 15px #00000026;transform:translate(4px)}.expense-info{flex:1}.expense-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:15px}.expense-description{font-size:1.1rem;font-weight:600;color:#333}.expense-type{font-size:.85rem;font-weight:600;padding:4px 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#ddd;border-radius:6px;font-size:.9rem}.edit-form input:focus,.edit-form select:focus{outline:none;border-color:#667eea}.edit-actions{grid-column:1 / -1;display:flex;gap:10px}.save-btn{background:#51cf66;color:#fff;padding:10px 20px;border:none;border-radius:6px;font-weight:600;cursor:pointer}.cancel-btn{background:#f0f0f0;color:#333;padding:10px 20px;border:none;border-radius:6px;font-weight:600;cursor:pointer}@media (max-width: 768px){.expense-item,.expense-header{flex-direction:column;align-items:flex-start}.expense-actions{margin-left:0;margin-top:15px;width:100%}.edit-btn,.delete-btn{flex:1}.edit-form{grid-template-columns:1fr}}.settings-container{max-width:1200px;margin:20px auto;padding:0 20px}.settings-card{background:white;border-radius:12px;padding:30px;box-shadow:0 4px 15px #0000001a}.settings-card h2{color:#333;font-size:1.8rem;margin-bottom:30px}.settings-section{margin-bottom:30px;padding-bottom:30px;border-bottom:1px solid #eee}.settings-section:last-of-type{border-bottom:none}.settings-section h3{color:#333;font-size:1.2rem;margin-bottom:15px}.currency-list,.payment-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.currency-item,.payment-item{background:#f0f0f0;padding:10px 15px;border-radius:20px;display:flex;align-items:center;gap:10px;font-weight:500}.remove-btn{background:#ff6b6b;color:#fff;border:none;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.9rem;transition:all .3s ease}.remove-btn:hover{background:#ff5252}.add-item-form{display:flex;gap:10px;margin-bottom:20px}.add-item-form input{flex:1;padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem}.add-item-form input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.add-btn{background:#667eea;color:#fff;padding:12px 24px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease}.add-btn:hover{background:#5568d3}.form-group{display:flex;flex-direction:column}.form-group label{font-weight:600;color:#333;margin-bottom:8px}.form-group select{padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem}.form-group select:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.settings-actions{display:flex;gap:15px;justify-content:center;margin-top:30px}.save-btn,.cancel-btn{padding:12px 30px;border:none;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease}.save-btn{background:#51cf66;color:#fff}.save-btn:hover{background:#40c057}.cancel-btn{background:#f0f0f0;color:#333}.cancel-btn:hover{background:#e0e0e0}@media (max-width: 768px){.settings-card{padding:20px}.add-item-form,.settings-actions{flex-direction:column}.save-btn,.cancel-btn{width:100%}}.excel-export{display:flex;justify-content:center;margin-bottom:20px}.export-btn{background:linear-gradient(135deg,#667eea 0%,#764ba2 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#00000026}button:disabled{opacity:.6;cursor:not-allowed}input,select,textarea{font-family:inherit;padding:10px;border:1px solid #ddd;border-radius:6px;font-size:1rem}input:focus,select:focus,textarea:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}