/* ========================================================
   SISTEM ABSENSI KEDATANGAN ORANG TUA MURID
   Stylesheet Vanilla CSS Modern & Responsif
   Tanpa Framework Eksternal (Tailwind/Bootstrap)
   ======================================================== */

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --secondary: #0f172a;
  --accent: #10b981;
  --accent-hover: #059669;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --warning: #f59e0b;
  --info: #0284c7;
  
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --border: #e2e8f0;
  --border-focus: #3b82f6;
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.5;
  font-size: 15px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ================= CONTAINER & LAYOUT ================= */
.container {
  width: 100%;
  max-width: 1140px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 16px;
}

.parent-container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}

/* ================= HEADER & NAV ================= */
.site-header {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), #1d4ed8);
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
}

.brand-text h1 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.brand-text p {
  font-size: 12px;
  color: var(--text-muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

/* ================= CARDS ================= */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin-bottom: 20px;
}

.card-header {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.card-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ================= FORMS & INPUTS ================= */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-label .required {
  color: var(--danger);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text-main);
  background-color: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-control.input-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}

.form-text {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ================= BUTTONS ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  line-height: 1.25;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}
.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-orange {
  background-color: #f97316;
  color: white;
}
.btn-orange:hover {
  background-color: #ea580c;
}

.btn-success {
  background-color: var(--accent);
  color: white;
}
.btn-success:hover {
  background-color: var(--accent-hover);
}

.btn-danger {
  background-color: var(--danger);
  color: white;
}
.btn-danger:hover {
  background-color: var(--danger-hover);
}

/* Radio Hubungan Orang Tua yang Hadir */
.relationship-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 8px 0 16px;
}

.radio-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 8px;
  background: #f8fafc;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease-in-out;
}

.radio-card:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.radio-card.selected {
  background: #eff6ff;
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border);
  color: var(--text-main);
}
.btn-outline:hover {
  background-color: #f1f5f9;
}

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 14px 22px;
  font-size: 16px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* ================= ALERTS & BADGES ================= */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.alert-success {
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.alert-danger {
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.alert-warning {
  background-color: #fffbeb;
  color: #92400e;
  border: 1px solid #fde68a;
}

.alert-info {
  background-color: #f0f9ff;
  color: #075985;
  border: 1px solid #bae6fd;
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success { background: #d1fae5; color: #065f46; }
.badge-primary { background: #dbeafe; color: #1e40af; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }

/* ================= DATA DETAIL CARDS (ORANG TUA) ================= */
.detail-list {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 16px 0;
}

.detail-row {
  display: flex;
  flex-direction: column;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.detail-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 2px;
}

.detail-value.mono {
  font-family: var(--font-mono);
  color: var(--primary);
}

/* ================= TABLES ================= */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.table th {
  background-color: #f8fafc;
  padding: 12px 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
}

.table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.table tr:hover td {
  background-color: #f8fafc;
}

/* ================= STATS CARDS ================= */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.stat-icon.blue  { background: #eff6ff; color: #2563eb; }
.stat-icon.green { background: #ecfdf5; color: #10b981; }
.stat-icon.amber { background: #fffbeb; color: #f59e0b; }

.stat-info h3 {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
}

.stat-info p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ================= QR PRINT POSTER ================= */
.qr-poster {
  background: white;
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  max-width: 440px;
  margin: 0 auto 24px;
}

.qr-code-img {
  width: 240px;
  height: 240px;
  margin: 16px auto;
  display: block;
  border: 4px solid #f1f5f9;
  border-radius: var(--radius-md);
  background: white;
}

/* ================= FOOTER ================= */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: white;
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ================= PRINT STYLES ================= */
@media print {
  body {
    background: white !important;
    color: black !important;
  }
  .no-print, .site-header, .site-footer, .btn, .nav-links {
    display: none !important;
  }
  .card, .qr-poster {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    page-break-inside: avoid;
  }
  .qr-poster {
    max-width: 100% !important;
    border: 2px solid black !important;
    padding: 40px !important;
  }
  .qr-code-img {
    width: 280px !important;
    height: 280px !important;
  }
}

/* ================= PAGINATION ================= */
.pagination-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}
.pagination {
  display: inline-flex;
  list-style: none;
  gap: 4px;
  margin: 0;
  padding: 0;
  align-items: center;
}
.pagination .page-item {
  display: inline-block;
}
.pagination .page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  background: white;
  border: 1px solid var(--border);
  color: var(--text-main);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s ease-in-out;
}
.pagination .page-link:hover {
  background: var(--bg-main);
  border-color: #cbd5e1;
  color: var(--primary);
}
.pagination .page-item.active .page-link {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  font-weight: 700;
}
.pagination .page-item.disabled .page-link {
  color: #94a3b8;
  pointer-events: none;
  background: #f8fafc;
  border-color: #e2e8f0;
  opacity: 0.6;
}
.badge-count {
  background: #e2e8f0;
  color: #334155;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 11.5px;
}