:root {
  --green: #1a7a3c;
  --green-dark: #0f4d26;
  --muted: #667;
  --bg: #f4f7f5;
  --card: #fff;
  --border: #d5e3da;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: #1a1a1a;
  line-height: 1.45;
}
a { color: var(--green-dark); }
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(160deg, #e8f5ee, #f7faf8);
}
.login-card {
  background: var(--card);
  padding: 1.75rem;
  border-radius: 12px;
  box-shadow: 0 8px 28px rgba(0,0,0,.08);
  width: 100%;
  max-width: 380px;
}
.login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 1.25rem; }
.login-logo { width: 56px; height: 56px; object-fit: contain; }
.login-title { font-size: 1.1rem; font-weight: 700; color: var(--green-dark); }
.login-school { font-size: 1.25rem; font-weight: 700; color: var(--green); }
.login-hint { font-size: .8rem; color: var(--muted); margin-top: 1rem; }

label { display: block; font-size: .85rem; margin: .6rem 0 .25rem; font-weight: 600; }
input, select {
  width: 100%;
  padding: .55rem .65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}
.btn {
  display: inline-block;
  padding: .5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-size: .9rem;
  text-decoration: none;
  color: inherit;
}
.btn-primary { background: var(--green); color: #fff; border-color: var(--green-dark); }
.btn-outline { background: transparent; }
.btn-block { width: 100%; margin-top: 1rem; }
.btn-sm { padding: .25rem .55rem; font-size: .8rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: .5rem; }

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .65rem 1rem;
  background: var(--green-dark);
  color: #fff;
  gap: 1rem;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; }
.header-logo { width: 36px; height: 36px; object-fit: contain; }
.brand .muted { display: block; font-size: .75rem; opacity: .85; }
.header-user { display: flex; align-items: center; gap: .5rem; font-size: .9rem; }
.header-user .btn { color: #fff; border-color: rgba(255,255,255,.4); }

.nav {
  display: flex;
  gap: .25rem;
  padding: .4rem .75rem;
  background: #fff;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
.nav a {
  padding: .45rem .75rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--green-dark);
  font-size: .9rem;
  white-space: nowrap;
}
.nav a.active, .nav a:hover { background: #e8f5ee; }

.container { max-width: 1100px; margin: 0 auto; padding: 1rem; }
.card {
  background: var(--card);
  border-radius: 12px;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 1px 4px rgba(0,0,0,.04);
  border: 1px solid var(--border);
}
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.stat { text-align: center; }
.stat-num { font-size: 1.75rem; font-weight: 700; color: var(--green-dark); }
.stat-label { font-size: .85rem; color: var(--muted); }
.muted { color: var(--muted); }
.form-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 1rem; }
.field { flex: 1; min-width: 140px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { border: 1px solid var(--border); padding: .45rem .55rem; text-align: left; }
th { background: #eef6f1; }
.nilai-input { width: 90px; }
.alert { padding: .65rem .8rem; border-radius: 8px; margin-bottom: .75rem; font-size: .9rem; }
.alert-error { background: #fde8e8; color: #9b1c1c; }
.alert-warn { background: #fef3c7; color: #92400e; }
.alert-ok { background: #d1fae5; color: #065f46; }
.app-footer { text-align: center; padding: 1rem; color: var(--muted); }

/* Rapor print */
.rapor-page {
  font-family: 'Times New Roman', Times, serif;
  max-width: 190mm;
  margin: 0 auto 16px;
  padding: 8px;
  background: #fff;
  page-break-after: always;
}
.rapor-page .kop {
  display: flex; align-items: center; gap: 12px;
  border-bottom: 3px double #000; padding-bottom: 6px; margin-bottom: 10px;
}
.rapor-page .kop-logo { width: 56px; height: 56px; object-fit: contain; }
.rapor-page .kop-text { flex: 1; text-align: center; }
.rapor-page .kop h2 { margin: 0; font-size: 14pt; }
.rapor-page .kop p { margin: 2px 0; font-size: 9pt; }
.rapor-page .judul {
  text-align: center; font-weight: bold; font-size: 12pt;
  margin: 10px 0 2px; text-decoration: underline;
}
.rapor-page .subjudul { text-align: center; font-size: 10.5pt; margin-bottom: 12px; }
.rapor-page .identitas {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  column-gap: 36px;
  row-gap: 5px;
  font-size: 10.5pt;
  margin: 0 4px 14px;
  line-height: 1.5;
}
.rapor-page .identitas .lab { display: inline-block; min-width: 8.2em; }
.rapor-table { width: 100%; border-collapse: collapse; font-size: 10pt; }
.rapor-table th, .rapor-table td { border: 1px solid #000; padding: 4px 6px; }
.rapor-table th { background: #eee; text-align: center; }
.rapor-page .ttd {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  margin-top: 32px;
  text-align: center;
  font-size: 10pt;
  gap: 12px;
}
.rapor-page .ttd .space { height: 56px; }
.rapor-page .ttd .nama-ttd { font-weight: 700; margin: 0; white-space: nowrap; font-size: 9.5pt; }
.rapor-page .ttd .nip-ttd { font-size: 9pt; margin: 2px 0 0; }
.rapor-page .ttd p { margin: 2px 0; }

@media print {
  @page { size: A4 portrait; margin: 10mm 12mm; }
  body { background: #fff; }
  .no-print, .app-header, .nav, .app-footer { display: none !important; }
  .container { max-width: none; padding: 0; }
  .rapor-page { page-break-after: always; box-shadow: none; margin: 0; }
  .rapor-page:last-child { page-break-after: auto; }
}