:root{--navy:#112a46;--gold:#c99a36;--ink:#172235;--muted:#667085;--line:#dfe5ec;--bg:#f5f7fa;--green:#18794e;--red:#b42318}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--navy)}
.top{background:var(--navy);color:#fff;padding:17px 0;border-bottom:4px solid var(--gold)}
.wrap{width:min(1120px,calc(100% - 32px));margin:auto}
.brand{font-size:20px;font-weight:800}
.brand small{font-weight:400;opacity:.8}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:0 5px 20px #1529440d;margin:28px auto}
.narrow{max-width:760px}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.full{grid-column:1/-1}
label{display:block;font-weight:650;margin-bottom:6px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid #c9d2dd;border-radius:8px;background:#fff;font:inherit}
input:focus,select:focus,textarea:focus{outline:3px solid #c99a3630;border-color:var(--gold)}
button,.btn{display:inline-block;border:0;border-radius:8px;background:var(--navy);color:#fff;padding:11px 17px;font-weight:700;text-decoration:none;cursor:pointer}
.btn.alt{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn.gold{background:var(--gold);color:#16263c}
.btn.whatsapp{background:#18794e;color:#fff;border-color:#18794e}
.btn.compact{padding:6px 10px;margin-left:8px;font-size:13px}
.whatsapp-link{color:#18794e;font-weight:700}
.notice{padding:13px 15px;border-radius:9px;margin:14px 0;background:#eaf7f0;color:#135b3d}
.error{background:#fff0ef;color:var(--red)}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.stat{background:#fff;border:1px solid var(--line);border-radius:11px;padding:16px}
.stat strong{display:block;font-size:25px}
.stat span{color:var(--muted)}
.toolbar{display:flex;gap:10px;align-items:end;flex-wrap:wrap}
.toolbar>div{flex:1;min-width:140px}
.toolbar .actions{flex:0}
.tablewrap{overflow:auto}
table{width:100%;border-collapse:collapse;margin-top:16px}
th,td{text-align:left;padding:11px;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:12px;text-transform:uppercase;color:var(--muted)}
.pill{padding:4px 8px;border-radius:20px;background:#edf2f7;font-size:12px;font-weight:700}
.nav{display:flex;align-items:center;justify-content:space-between}
.nav a{color:#fff;margin-left:16px}
.muted{color:var(--muted)}
h1{font-size:30px;line-height:1.2}
h2{margin-top:26px}
fieldset{border:1px solid var(--line);border-radius:10px;padding:14px}
legend{font-weight:750;padding:0 6px}
.course-grid{display:grid;gap:9px}
.course-option{display:flex;gap:10px;border:1px solid var(--line);border-radius:9px;padding:11px;cursor:pointer}
.course-option[hidden]{display:none}
.course-option:has(input:checked){border-color:var(--gold);background:#fff9eb}
.course-option input{width:auto;margin:4px 0}
.course-option span{display:block}
.course-option small{display:block;color:var(--muted);font-weight:400}
.check{display:flex;gap:9px;align-items:flex-start}
.check input{width:auto;margin-top:5px}
.check label{font-weight:400}
.footer{text-align:center;color:var(--muted);padding:20px}
@media(max-width:760px){.grid{grid-template-columns:1fr}
.stats{grid-template-columns:repeat(2,1fr)}
.card{padding:18px}
.nav{align-items:flex-start}
.nav small{display:none}
h1{font-size:25px}
}
@media(max-width:430px){.stats{grid-template-columns:1fr}
.wrap{width:min(100% - 20px,1120px)}
}
.payment-box{background:#f8f3e7;border:1px solid #e6cf98;border-left:5px solid var(--gold);border-radius:10px;padding:16px 18px}
.payment-box h2{font-size:18px;margin:0 0 8px}
.payment-box p{margin:0;font-size:16px;line-height:1.7}
.catalog-table .order-col{width:72px;min-width:72px}
.catalog-table .fee-col{width:130px;min-width:130px}
.catalog-table .order-col input{width:64px;min-width:64px;padding-left:9px;padding-right:7px}
.catalog-table .fee-col input{width:120px;min-width:120px}