:root{
  --navy:#1a3a6b; --navy-dark:#122a4f; --gold:#c9a227;
  --bg:#f4f6fa; --card:#ffffff; --ink:#1f2937; --muted:#6b7280;
  --line:#d7dce5; --radius:10px;
}
*{box-sizing:border-box;}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
     background:var(--bg);color:var(--ink);line-height:1.5;}
a{color:var(--navy);text-decoration:none;}
a:hover{text-decoration:underline;}
.wrap{max-width:1000px;margin:0 auto;padding:0 20px;}

/* header */
.site-header{background:var(--navy);color:#fff;padding:14px 0;}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.brand{display:flex;align-items:center;gap:12px;color:#fff;}
.brand:hover{text-decoration:none;}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;
            width:38px;height:38px;border-radius:50%;background:var(--gold);
            color:var(--navy);font-size:20px;font-weight:bold;}
.brand strong{display:block;font-size:15px;letter-spacing:.4px;}
.brand small{display:block;font-size:11px;color:#c7d3e8;}
.site-nav a{color:#dbe4f3;margin-left:18px;font-size:14px;}
.site-nav a:hover{color:#fff;}

/* main */
main.wrap{padding-top:26px;padding-bottom:40px;}
h1.page-title{font-size:22px;margin:0 0 4px;color:var(--navy);}
p.page-sub{margin:0 0 20px;color:var(--muted);font-size:14px;}

/* search */
.search-bar{display:flex;gap:10px;margin-bottom:22px;}
.search-bar input[type=text]{flex:1;padding:11px 14px;border:1px solid var(--line);
    border-radius:var(--radius);font-size:14px;background:#fff;}
.search-bar input:focus{outline:2px solid var(--navy);outline-offset:-1px;}

/* buttons */
.btn{display:inline-block;padding:10px 18px;border-radius:var(--radius);
     background:var(--navy);color:#fff;border:1px solid var(--navy);
     font-size:14px;cursor:pointer;font-family:inherit;}
.btn:hover{background:var(--navy-dark);text-decoration:none;}
.btn.gold{background:var(--gold);border-color:var(--gold);color:var(--navy);font-weight:600;}
.btn.gold:hover{filter:brightness(.93);}
.btn.ghost{background:#fff;color:var(--navy);}
.btn.ghost:hover{background:#eef2f8;}
.btn.danger{background:#b91c1c;border-color:#b91c1c;}
.btn.small{padding:6px 12px;font-size:13px;}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
      padding:20px;margin-bottom:18px;box-shadow:0 1px 3px rgba(16,24,40,.05);}

/* student grid */
.student-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px;}
.student-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
              padding:18px;display:flex;flex-direction:column;gap:8px;
              box-shadow:0 1px 3px rgba(16,24,40,.05);}
.student-card h3{margin:0;font-size:15px;color:var(--navy);}
.student-card .adm{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;
                   color:var(--muted);}
.student-card .meta{font-size:12.5px;color:var(--muted);}
.student-card .actions{margin-top:auto;display:flex;gap:8px;padding-top:8px;}

/* transcript page */
.transcript-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px;}
.transcript-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
                 padding:30px;box-shadow:0 2px 8px rgba(16,24,40,.06);}

/* tables (admin) */
table.data{width:100%;border-collapse:collapse;background:#fff;
           border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
table.data th{background:var(--navy);color:#fff;text-align:left;padding:10px 12px;font-size:13px;}
table.data td{padding:9px 12px;border-top:1px solid var(--line);font-size:13.5px;}
table.data tr:nth-child(even) td{background:#f9fafc;}

/* forms */
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;}
.field{display:flex;flex-direction:column;gap:5px;}
.field label{font-size:13px;font-weight:600;color:var(--navy);}
.field input,.field select,.field textarea{
    padding:9px 11px;border:1px solid var(--line);border-radius:8px;
    font-size:14px;font-family:inherit;background:#fff;}
.field input:focus,.field select:focus,.field textarea:focus{
    outline:2px solid var(--navy);outline-offset:-1px;}

.alert{padding:11px 14px;border-radius:8px;font-size:13.5px;margin-bottom:16px;}
.alert.ok{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;}
.alert.err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;}

.empty{text-align:center;padding:50px 20px;color:var(--muted);}

/* footer */
.site-footer{background:#0f2038;color:#9fb1cc;padding:18px 0;font-size:12.5px;margin-top:40px;}
.site-footer p{margin:0;}

/* ---------- print ---------- */
@media print{
  .site-header,.site-footer,.transcript-actions,.no-print{display:none !important;}
  body{background:#fff;}
  main.wrap{padding:0;max-width:none;}
  .transcript-card{border:none;box-shadow:none;padding:0;}
  @page{size:A4 portrait;margin:14mm;}
}