:root {
  --primary: #15803d;
  /* Emerald 700 */
  --primary-hover: #166534;
  --bg-gradient: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
  --surface: rgba(255, 255, 255, 0.95);
  --text-main: #1e293b;
  --text-secondary: #64748b;
  --border: #e2e8f0;

  --status-hadir: #22c55e;
  --status-sakit: #f59e0b;
  --status-izin: #3b82f6;
  --status-alpha: #ef4444;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 16px;
}

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

body {
  font-family: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  background: var(--bg-gradient);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1rem;
}

.container {
  width: 100%;
  max-width: 800px;
  /* Laporan might need wider, can act responsive */
  margin: 0 auto;
  padding: 1rem 0;
}

/* Wide container for reports */
.container-wide {
  max-width: 1200px;
}

.card {
  background: var(--surface);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  margin-bottom: 1.5rem;
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
}

header {
  text-align: center;
  margin-bottom: 2.5rem;
  padding-top: 1rem;
}

header h1 {
  font-size: 1.875rem;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}

header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.925rem;
  color: var(--text-main);
}

select,
input[type="date"] {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 1rem;
  background-color: #fff;
  transition: all 0.2s;
  color: var(--text-main);
}

select:focus,
input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(21, 128, 61, 0.1);
}

/* Buttons */
.btn-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .btn-group {
    grid-template-columns: repeat(3, 1fr);
  }
}

.btn {
  border: none;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  color: white;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
}

.btn:active {
  transform: scale(0.98);
}

.btn-hadir {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.btn-sakit {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

.btn-izin {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.btn-hadir:hover {
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

.btn-sakit:hover {
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-izin:hover {
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-export {
  background: white;
  color: var(--primary);
  border: 2px solid var(--border);
  width: 100%;
}

.btn-export:hover {
  border-color: var(--primary);
  background-color: #f0fdf4;
}

/* History List */
.history-list {
  list-style: none;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  transition: background-color 0.2s;
}

.history-item:hover {
  background-color: #f8fafc;
}

.history-item:last-child {
  border-bottom: none;
}

.badge {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: white;
}

.badge.hadir {
  background-color: var(--status-hadir);
}

.badge.sakit {
  background-color: var(--status-sakit);
}

.badge.izin {
  background-color: var(--status-izin);
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  white-space: nowrap;
}

th,
td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background-color: #f8fafc;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: sticky;
  top: 0;
}

/* Sticky first column for names */
th:first-child,
td:first-child {
  position: sticky;
  left: 0;
  background-color: var(--surface);
  z-index: 10;
  border-right: 2px solid var(--border);
}

th:first-child {
  background-color: #f8fafc;
  z-index: 20;
}

td.status-cell {
  text-align: center;
  font-weight: bold;
}

.status-h {
  color: var(--status-hadir);
}

.status-s {
  color: var(--status-sakit);
}

.status-i {
  color: var(--status-izin);
}

.status-a {
  color: #cbd5e1;
}

/* Empty/Alpha */

/* Helper */
.text-center {
  text-align: center;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mt-4 {
  margin-top: 1rem;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s;
  z-index: 50;
  padding: 1rem;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: white;
  padding: 2.5rem;
  border-radius: 20px;
  width: 100%;
  max-width: 400px;
  text-align: center;
  transform: scale(0.95);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal h3 {
  font-size: 1.5rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.nav-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}

.nav-link:hover {
  border-color: var(--primary);
}