:root{--primary: #4f46e5;--bg: #f3f4f6;--text: #1f2937;--white: #ffffff}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;margin:0;background:var(--bg);color:var(--text);padding-bottom:90px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:70px;background:#fff;border-top:1px solid #e5e7eb;display:flex;justify-content:space-around;align-items:center;padding:0 1rem;z-index:100;box-shadow:0 -2px 10px #0000000d}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:none;cursor:pointer;color:#9ca3af;font-size:.75rem;font-weight:500}.nav-item span:first-child{font-size:1.5rem}.nav-item.active{color:var(--primary)}main{padding:1rem}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;background:var(--white);padding:1rem;border-radius:12px;box-shadow:0 1px 3px #0000001a}table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #0000001a}th,td{padding:.8rem;border-bottom:1px solid #f3f4f6;text-align:left}th{background:#f9fafb;font-weight:600;font-size:.85rem}td{font-size:.9rem}.modal{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px);z-index:200}.modal.hidden{display:none}.modal-content{background:#fff;padding:2rem;border-radius:16px;width:90%;max-width:400px;box-shadow:0 20px 25px -5px #0000001a}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500}.form-group input,.form-group select{width:100%;padding:.75rem;border:1px solid #d1d5db;border-radius:8px;box-sizing:border-box}.actions{display:flex;justify-content:flex-end;gap:1rem;margin-top:2rem}.btn-primary{background:var(--primary);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:600}.btn-delete{background:#fee2e2;color:#b91c1c;border:none;padding:.5rem 1rem;border-radius:8px;cursor:pointer;font-weight:600}.hidden{display:none}