:root{--navy:#0f1d45;--blue:#3056f5;--bg:#f3f5fb;--line:#e4e8f2;--mut:#5f6b85;--ok:#13804a;--bad:#c0262d;--warn:#b45309;--sh:0 1px 2px rgba(16,24,64,.04),0 6px 20px rgba(16,24,64,.06)}
*{box-sizing:border-box}body{margin:0;font-family:"Inter","Segoe UI",system-ui,sans-serif;background:var(--bg);color:#1c2333;font-size:15px}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
.side{position:fixed;top:0;left:0;bottom:0;width:240px;background:var(--navy);color:#dfe6f7;overflow-y:auto;padding:16px 0 40px;z-index:20}
.side .brand{padding:0 18px 12px;font-weight:800;font-size:18px;color:#fff}.side .brand small{display:block;font-weight:500;font-size:12px;color:#9fb0d8}
.side h6{margin:14px 18px 4px;font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:#7f93c4}
.side a{display:block;padding:6px 18px;color:#dfe6f7;font-size:14px}.side a:hover,.side a.on{background:#22386f;text-decoration:none;color:#fff}
.main{margin-left:240px;padding:20px 28px 60px}.top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.top h1{margin:0;font-size:22px}.menu-btn{display:none}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}.stat b{display:block;font-size:24px;color:var(--navy)}.stat span{color:var(--mut);font-size:13px}
table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
th{background:#f0f3fa;font-weight:600;color:#36415a}.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:10px}
.btn,button{display:inline-block;background:var(--blue);color:#fff;border:0;border-radius:8px;padding:8px 14px;font-size:14px;cursor:pointer;font-family:inherit}
.btn:hover,button:hover{text-decoration:none;filter:brightness(1.07)}.btn.light,button.light{background:#e8edfb;color:var(--navy)}.btn.red,button.red{background:var(--bad)}
.btn.green,button.green{background:var(--ok)}.btn.sm,button.sm{padding:4px 9px;font-size:13px}
input,select,textarea{font:inherit;padding:8px 10px;border:1px solid #cdd5e4;border-radius:8px;background:#fff;max-width:100%}
form.f p{margin:0 0 12px;display:flex;flex-direction:column;gap:4px}form.f label{font-weight:600;font-size:14px}form.f .helptext{color:var(--mut);font-size:12px}
form.f input:not([type=checkbox]),form.f select,form.f textarea{width:100%}.f2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:0 18px}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.msg{padding:10px 14px;border-radius:8px;margin-bottom:10px}.msg.success{background:#e6f6ec;color:#14532d}.msg.error{background:#fde8e8;color:#7f1d1d}.msg.warning{background:#fff4e0;color:#78350f}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}.paid{background:#e6f6ec;color:var(--ok)}.unpaid{background:#fde8e8;color:var(--bad)}
.partial{background:#fff4e0;color:var(--warn)}.cancelled{background:#eee;color:#666}.mut{color:var(--mut)}.right{text-align:right}
.errorlist{color:var(--bad);margin:2px 0;padding-left:18px;font-size:13px}.bar{height:10px;background:#e4e9f5;border-radius:6px;overflow:hidden}.bar i{display:block;height:100%;background:var(--ok)}
.att input{display:none}.att label{display:inline-block;padding:4px 10px;border:1px solid #cdd5e4;border-radius:6px;margin-right:3px;cursor:pointer;font-size:13px}
.att input:checked+label.P{background:var(--ok);color:#fff}.att input:checked+label.A{background:var(--bad);color:#fff}.att input:checked+label.L{background:var(--warn);color:#fff}.att input:checked+label.V{background:#6b7280;color:#fff}
.school-switch{color:#9fb0d8;font-size:12px;padding:0 18px}
@media(max-width:860px){.side{transform:translateX(-100%);transition:.2s}.side.open{transform:none}.main{margin-left:0;padding:14px}.menu-btn{display:inline-block}}
@media print{.side,.top .no-print,.no-print,.msg{display:none!important}.main{margin:0;padding:0}body{background:#fff}.card{border:0;padding:0}}

/* ---- polish v2 ---- */
.side{background:linear-gradient(180deg,#0f1d45 0%,#16295f 100%);box-shadow:2px 0 12px rgba(10,20,60,.15)}
.side .brand{display:flex;flex-direction:column;padding:4px 18px 16px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:6px}
.side a{margin:1px 10px;border-radius:8px;padding:7px 12px}.side a.on{background:#3056f5;box-shadow:0 4px 12px rgba(48,86,245,.35)}
.side h6{margin:16px 22px 4px}
.top h1{font-family:"Poppins","Inter",sans-serif;font-weight:700;letter-spacing:-.3px}
.card,.stat,.tbl{box-shadow:var(--sh);border-color:#e8ecf5}.card{border-radius:14px}
.stat{border-radius:14px;position:relative;padding:18px 18px 16px 74px;min-height:92px}
.stat .ic{position:absolute;left:16px;top:18px;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:21px}
.ic.b{background:#e8eeff}.ic.g{background:#e3f6ec}.ic.o{background:#fff1e0}.ic.r{background:#fde8e8}.ic.p{background:#f1e8ff}.ic.t{background:#e0f5f5}
.stat b{font-family:"Poppins","Inter",sans-serif;font-size:23px}
.btn,button{border-radius:10px;font-weight:600;box-shadow:0 2px 6px rgba(48,86,245,.18);transition:.15s}.btn.light,button.light{box-shadow:none}
.btn:hover,button:hover{transform:translateY(-1px)}
th{background:#f5f7fc;text-transform:uppercase;font-size:12px;letter-spacing:.4px;color:#59647d}
tr:hover td{background:#fafbff}
input:focus,select:focus,textarea:focus{outline:none;border-color:#3056f5;box-shadow:0 0 0 3px rgba(48,86,245,.15)}
.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth .l{background:radial-gradient(900px 500px at 20% 10%,#3a63ff 0%,#1a2f73 55%,#0f1d45 100%);color:#fff;padding:60px;display:flex;flex-direction:column;justify-content:center}
.auth .l h2{font-family:Poppins,Inter,sans-serif;font-size:34px;line-height:1.15;margin:0 0 14px}.auth .l p{color:#c9d4ff;font-size:16px;line-height:1.6}
.auth .l ul{list-style:none;padding:0}.auth .l li{margin:8px 0;color:#e2e8ff}.auth .r{display:flex;align-items:center;justify-content:center;padding:30px}
.auth .box{width:100%;max-width:420px}.auth h3{font-family:Poppins,Inter,sans-serif;font-size:24px;margin:0 0 6px}
@media(max-width:860px){.auth{grid-template-columns:1fr}.auth .l{padding:30px 22px}.auth .l h2{font-size:26px}}