:root{--navy:#0e2340;--navy-mid:#1a3a5c;--blue:#1e5fa8;--blue-lt:#daeaf8;--teal:#0f8474;--teal-lt:#d5f0ec;--amber:#d97a12;--amber-lt:#fde9c8;--red:#c93535;--red-lt:#fde8e8;--bg:#f4f2ed;--surface:#fff;--border:#e0ddd7;--text:#1a1814;--muted:#706c63;--radius:8px;--serif:"Instrument Serif",Georgia,serif;--sans:"Outfit",system-ui,sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--sans);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:var(--blue)}.app{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--navy);color:#fff;flex-shrink:0;display:flex;flex-direction:column;padding:18px 12px}.brand{font-family:var(--serif);font-style:italic;font-size:22px;padding:6px 10px 14px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);color:#fffc;text-decoration:none;font-size:14px;cursor:pointer}.nav-item:hover{background:#ffffff14;color:#fff}.nav-item.active{background:var(--blue);color:#fff}.nav-group{font-weight:600}.nav-sub{padding-left:38px;font-size:13.5px;color:#ffffffb8}.nav-ico{width:18px;text-align:center;display:inline-block}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:calc(14px + env(safe-area-inset-top,0px)) 22px 14px;border-bottom:1px solid var(--border);background:var(--surface);position:sticky;top:0;z-index:100}.content{padding:22px;overflow:auto}.page-title{font-family:var(--serif);font-size:26px}.page-subtitle{color:var(--muted);font-size:13px;margin-top:2px}.btn{font-family:var(--sans);font-size:14px;padding:8px 14px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);cursor:pointer}.btn:hover{border-color:var(--navy-mid)}.btn.primary{background:var(--blue);color:#fff;border-color:var(--blue)}.btn.sm{padding:5px 10px;font-size:12.5px}.btn.danger{color:var(--red);border-color:var(--red-lt)}table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:var(--radius);overflow:hidden}th,td{text-align:left;padding:10px 12px;font-size:13.5px;border-bottom:1px solid var(--border)}th{background:var(--bg);color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}input,select{font-family:var(--sans);font-size:14px;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius);width:100%}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}.badge.paid{background:var(--teal-lt);color:var(--teal)}.badge.unpaid{background:var(--red-lt);color:var(--red)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--navy);padding:20px}.login-card{background:var(--surface);border-radius:16px;padding:30px;width:100%;max-width:380px;box-shadow:0 20px 60px #0000004d}.login-card h1{font-family:var(--serif);font-size:26px;text-align:center;margin-bottom:4px}.login-card .sub{color:var(--muted);font-size:13px;text-align:center;margin-bottom:20px}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.err{color:var(--red);font-size:13px;min-height:18px}.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:14px;flex-wrap:wrap}.hamburger{display:none;background:none;border:none;font-size:22px;line-height:1;cursor:pointer;color:var(--text);padding:4px 8px;border-radius:8px}.hamburger:hover{background:var(--bg)}.nav-overlay{display:none}@media (max-width:720px){.sidebar{position:fixed;top:0;left:0;bottom:0;width:230px;transform:translate(-100%);transition:transform .22s ease;z-index:200;box-shadow:2px 0 16px #00000040;padding-top:calc(18px + env(safe-area-inset-top,0px))}.sidebar.open{transform:translate(0)}.nav-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:150}.hamburger{display:inline-flex;align-items:center}.topbar{padding:calc(12px + env(safe-area-inset-top,0px)) 14px 12px}.topbar-title{display:none}.topbar-user{max-width:120px}.content{padding:14px}.table-scroll,.content table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}table{min-width:520px}.two-col{grid-template-columns:1fr!important}.page-title{font-size:22px}}