/* --- MODERN DESIGN SYSTEM --- */
:root {
  --primary: #0066cc;
  --primary-hover: #0052a3;
  --success: #00a86b;
  --success-hover: #008c59;
  --danger: #dc3545;
  --danger-hover: #bb2d3b;
  --warning: #f59e0b;
  --warning-hover: #d97706;
  --purple: #7c3aed;
  --purple-hover: #6d28d9;

  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-hover: #f1f5f9;

  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;

  --border: #e2e8f0;
  --border-hover: #cbd5e1;

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --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);

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
}

/* --- BASE STYLES --- */
* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
  background: #f5f5f7;
  margin: 0;
  padding: 24px;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--bg-main);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

h1,
h2,
h3 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.025em;
}

h1 {
  font-size: 2rem;
  margin: 0;
}

/* --- HEADER --- */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--border);
}

.auth-btn {
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

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

.btn-login:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-logout:hover {
  background-color: var(--danger-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* --- FILTER SECTION --- */
.filter-section {
  background: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  border: 1px solid var(--border);
}

.filter-section strong {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
}

.filter-section select,
.filter-section input {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: all 0.2s ease;
  background: var(--bg-card);
  color: var(--text-primary);
}

.filter-section select:focus,
.filter-section input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.btn-update {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-update:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* --- STATISTICS CARDS --- */
.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stat-card {
  background: linear-gradient(135deg, var(--bg-card) 0%, #f8fafc 100%);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 8px 0;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
  margin-bottom: 8px;
}

.stat-detail {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 8px;
}

/* --- STREAK HISTORY (NAUJA DALIS) --- */
.streak-history {
    margin-top: 15px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    text-align: left;
    color: var(--text-secondary);
}

.history-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}

.history-item span {
    font-weight: 700;
}

/* Streak Spalvos (Override gradient) */
.text-success {
    background: none !important;
    -webkit-text-fill-color: var(--success) !important;
    color: var(--success) !important;
}

.text-danger {
    background: none !important;
    -webkit-text-fill-color: var(--danger) !important;
    color: var(--danger) !important;
}

/* --- CHARTS --- */
.charts-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.chart-box {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

@media (max-width: 768px) {
  .charts-wrapper {
    grid-template-columns: 1fr;
  }
}

/* --- ACTION BAR --- */
.action-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.btn-pdf {
  background-color: var(--purple);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-pdf:hover {
  background-color: var(--purple-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-json {
  background-color: var(--success);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-json:hover {
  background-color: var(--success-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* --- TABLE --- */
.table-container {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 32px;
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

/* Centruojame paskutinį stulpelį (Būsena) */
th:last-child,
td:last-child {
  text-align: center;
  width: 150px; 
}

th {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border);
}

tr:last-child td {
  border-bottom: none;
}

tbody tr {
  transition: background-color 0.15s ease;
}

tbody tr:hover {
  background-color: var(--bg-hover);
}

.status-true {
  color: var(--success);
  font-weight: 700; 
}

.status-false {
  color: var(--danger);
  font-weight: 700; 
}

.action-btn {
  border: none;
  color: white;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  margin-right: 6px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.edit-btn {
  background-color: var(--warning);
}

.edit-btn:hover {
  background-color: var(--warning-hover);
  transform: translateY(-1px);
}

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

.delete-btn:hover {
  background-color: var(--danger-hover);
  transform: translateY(-1px);
}

/* --- ADMIN PANEL --- */
.admin-panel {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border: 2px solid var(--success);
  padding: 28px;
  border-radius: var(--radius);
  margin-top: 32px;
  box-shadow: var(--shadow-sm);
}

.admin-form {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.form-group {
  display: flex;
  flex-direction: column;
  min-width: 140px;
}

.form-group label {
  font-size: 0.85rem;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--success);
  letter-spacing: 0.3px;
}

.form-control {
  padding: 10px 14px;
  border: 2px solid var(--success);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: all 0.2s ease;
  background: white;
}

.form-control:focus {
  outline: none;
  border-color: var(--success-hover);
  box-shadow: 0 0 0 3px rgba(0, 168, 107, 0.1);
}

.btn-submit {
  background-color: var(--success);
  color: white;
  border: none;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 700;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-submit:hover {
  background-color: var(--success-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-cancel {
  background-color: var(--text-muted);
  color: white;
  border: none;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-left: 6px;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-cancel:hover {
  background-color: var(--text-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* --- MODALS --- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-content {
  background: white;
  padding: 36px;
  border-radius: var(--radius);
  width: 90%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal h3 {
  margin-top: 0;
  margin-bottom: 20px;
  color: var(--text-primary);
  font-size: 1.5rem;
}

.modal input,
.modal select {
  width: 100%;
  padding: 12px 14px;
  margin: 12px 0;
  box-sizing: border-box;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.modal input:focus,
.modal select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.modal-actions {
  margin-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.modal-actions button {
  flex: 1;
  padding: 12px 20px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.modal-actions button:first-child {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.modal-actions button:first-child:hover {
  background-color: var(--border);
}

.modal-actions button:last-child:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* --- UTILITY --- */
.hidden {
  display: none !important;
}


/* --- RESPONSIVE --- */
/* Stilius visiems select laukams ir įvestims */
.filter-section select, 
.filter-section input {
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px; 
}

/* --- MOBILUS IŠDĖSTYMAS --- */
@media (max-width: 600px) {
    .filter-section {
        display: flex;
        flex-wrap: wrap; 
        gap: 10px;
    }

    .filter-section strong {
        width: 100%; 
        margin-bottom: -5px; 
    }

    #filter-type {
        width: 100%; 
        flex-basis: 100%;
    }

    #filter-year-group,
    #filter-month-group {
        flex: 1; 
        min-width: 40%;
    }

    #filter-year-group select,
    #filter-year-group input,
    #filter-month-group select {
        width: 100%;
        box-sizing: border-box; 
    }

    .btn-update {
        width: 100%;
        margin-top: 5px;
        padding: 10px;
        background-color: var(--primary);
        color: white;
        border: none;
        border-radius: 4px;
    }
}

@media (max-width: 768px) {
  body {
    padding: 12px;
  }

  .container {
    padding: 20px;
  }

  header {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }

  .stats-container {
    grid-template-columns: 1fr;
  }

  .action-bar {
    justify-content: stretch;
  }

  .btn-pdf,
  .btn-json {
    flex: 1;
    justify-content: center;
  }

  .admin-form {
    flex-direction: column;
  }

  .form-group {
    width: 100%;
  }

  table {
    font-size: 0.9rem;
  }

  th,
  td {
    padding: 12px 10px;
  }
}

/* --- LENTELĖS PASTABA (NAUJA) --- */
.table-disclaimer {
    font-size: 0.8rem;
    color: var(--danger); /* Naudojame raudoną spalvą, kad atkreiptų dėmesį, arba pakeiskite į var(--text-muted) jei norite pilkos */
    font-style: italic;
    margin-top: 8px;
    margin-bottom: 20px;
    text-align: center; /* Lygiuojame į dešinę, kaip išnašą */
}