@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  /* Official Nirmala Palette Tokens */
  --nirmala-indigo: #0B2545;
  --tirta-teal: #13757A;
  --embun-mint: #0D9488;
  --sinar-amber: #D97706;
  --kasturi-rose: #E11D48;
  --baja-muted: #475569;
  --kertas-salju: #F8FAFC;
  --batu-pualam: #E2E8F0;
  --tinta-basalt: #0F172A;
  --zamrud-sukses: #047857;
  --surya-cyan: #06B6D4;

  /* App Surface Tokens */
  --bg-ground: var(--kertas-salju);
  --bg-card: #FFFFFF;
  --border-line: var(--batu-pualam);
  --text-main: var(--tinta-basalt);
  --text-muted: var(--baja-muted);
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-ground);
  color: var(--text-main);
  line-height: 1.5;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

/* App Shell Header */
.app-header {
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-line);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-lockup img {
  height: 32px;
  width: auto;
}

.brand-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--tirta-teal);
  background: rgba(19, 117, 122, 0.08);
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  transition: all 0.15s ease;
}

.nav-item:hover {
  color: var(--text-main);
  background: var(--bg-ground);
}

.nav-item.active {
  color: var(--nirmala-indigo);
  background: var(--bg-ground);
  font-weight: 700;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-badge {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.btn-logout {
  font-size: 12px;
  font-weight: 600;
  color: var(--kasturi-rose);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(225, 29, 72, 0.2);
  transition: all 0.15s;
}

.btn-logout:hover {
  background: rgba(225, 29, 72, 0.06);
}

/* Page Container */
.main-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.page-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.page-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--nirmala-indigo);
  letter-spacing: -0.01em;
}

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

/* Flash Banners */
.flash-banner {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flash-success {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: var(--zamrud-sukses);
}

.flash-error {
  background: #FFF1F2;
  border: 1px solid #FECDD3;
  color: var(--kasturi-rose);
}

/* Device Listener Telemetry Bar */
.telemetry-card {
  background: #FFFFFF;
  border: 1px solid var(--border-line);
  border-radius: 12px;
  padding: 14px 20px;
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.telemetry-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.online {
  background: var(--zamrud-sukses);
  box-shadow: 0 0 0 4px rgba(4, 120, 87, 0.15);
}

.status-dot.offline {
  background: var(--sinar-amber);
  box-shadow: 0 0 0 4px rgba(217, 119, 6, 0.15);
}

.device-name {
  font-weight: 700;
  font-size: 14px;
  color: var(--nirmala-indigo);
}

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

.telemetry-pills {
  display: flex;
  align-items: center;
  gap: 12px;
}

.telemetry-pill {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--bg-ground);
  color: var(--text-muted);
}

/* KPI Numbers Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background: #FFFFFF;
  border: 1px solid var(--border-line);
  border-radius: 12px;
  padding: 1.25rem;
}

.kpi-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--nirmala-indigo);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.kpi-value.emerald {
  color: var(--zamrud-sukses);
}

.kpi-value.amber {
  color: var(--sinar-amber);
}

/* Data Table Container */
.table-card {
  background: #FFFFFF;
  border: 1px solid var(--border-line);
  border-radius: 12px;
  overflow: hidden;
}

.table-header-row {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.table-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--nirmala-indigo);
}

.filter-pills {
  display: flex;
  gap: 6px;
}

.filter-pill {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--text-muted);
  background: var(--bg-ground);
  cursor: pointer;
  border: none;
}

.filter-pill.active {
  background: var(--nirmala-indigo);
  color: #FFFFFF;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background: #FAFBFD;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 10px 16px;
  border-bottom: 1px solid var(--border-line);
}

.data-table td {
  padding: 12px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border-line);
  color: var(--text-main);
  vertical-align: middle;
}

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

.data-table tr:hover td {
  background: #FAFCFF;
}

.num-cell {
  font-family: 'JetBrains Mono', monospace;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.text-right {
  text-align: right;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}

.badge-paid {
  background: #ECFDF5;
  color: var(--zamrud-sukses);
  border: 1px solid rgba(4, 120, 87, 0.2);
}

.badge-pending {
  background: #FFFBEB;
  color: var(--sinar-amber);
  border: 1px solid rgba(217, 119, 6, 0.2);
}

.badge-expired {
  background: #F1F5F9;
  color: #64748B;
  border: 1px solid rgba(100, 116, 139, 0.2);
}

/* Action Buttons */
.btn-action {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border-line);
  background: #FFFFFF;
  color: var(--text-main);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all 0.15s;
}

.btn-action:hover {
  background: var(--bg-ground);
  border-color: #CBD5E1;
}

.btn-action.primary {
  background: var(--tirta-teal);
  color: #FFFFFF;
  border-color: var(--tirta-teal);
}

.btn-action.primary:hover {
  background: var(--embun-mint);
  border-color: var(--embun-mint);
}

/* Modal and Forms */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1.5rem;
}

.modal-overlay.open {
  display: flex;
}

.modal-box {
  background: #FFFFFF;
  border-radius: 12px;
  max-width: 520px;
  width: 100%;
  padding: 1.75rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--nirmala-indigo);
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  font-family: inherit;
  border: 1px solid var(--border-line);
  border-radius: 8px;
  outline: none;
  background: #FFFFFF;
  color: var(--text-main);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--tirta-teal);
  box-shadow: 0 0 0 3px rgba(19, 117, 122, 0.1);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 1.5rem;
}

/* Login Card */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--bg-ground);
}

.login-card {
  max-width: 400px;
  width: 100%;
  background: #FFFFFF;
  border: 1px solid var(--border-line);
  border-radius: 16px;
  padding: 2.5rem 2rem;
}

.login-brand {
  text-align: center;
  margin-bottom: 2rem;
}

.login-brand img {
  height: 44px;
  margin-bottom: 12px;
}

.login-brand h1 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--nirmala-indigo);
}

.login-brand p {
  font-size: 13px;
  color: var(--text-muted);
}

/* Freshness Cluster */
.freshness-cluster {
  display: flex;
  align-items: center;
  gap: 12px;
}

.freshness-stamp {
  font-size: 12px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

/* KPI Lead */
.kpi-value.lead-val {
  font-size: 2rem;
  font-weight: 800;
}

.kpi-value.muted-val {
  color: var(--baja-muted);
}

/* Mobile Bottom Navigation Bar (Hidden by default on desktop) */
.mobile-bottom-nav {
  display: none;
}

/* Touch & Mobile Responsive Optimization (<= 768px) */
@media (max-width: 768px) {
  /* Header adjustments */
  .desktop-nav {
    display: none !important;
  }

  .header-inner {
    height: 56px;
    padding: 0 1rem;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .brand-lockup img {
    height: 26px;
  }

  .brand-badge {
    display: none;
  }

  .user-badge {
    max-width: 100px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 12px;
  }

  .btn-logout {
    padding: 4px 8px;
    font-size: 11px;
  }

  /* Fixed Bottom Nav */
  .mobile-bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: #FFFFFF;
    border-top: 1px solid var(--border-line);
    z-index: 90;
    align-items: center;
    justify-content: space-around;
    padding: 0 0.25rem;
  }

  .mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    flex: 1;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 600;
    padding: 6px 0;
    min-height: 48px;
    transition: color 0.15s ease;
  }

  .mobile-nav-item svg {
    stroke: var(--text-muted);
    transition: stroke 0.15s ease;
  }

  .mobile-nav-item.active {
    color: var(--tirta-teal);
    font-weight: 700;
  }

  .mobile-nav-item.active svg {
    stroke: var(--tirta-teal);
  }

  /* Main content padding with bottom nav offset */
  .main-content {
    padding: 1rem 0.875rem calc(60px + 1.25rem);
  }

  /* Page title & Freshness */
  .page-title-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 1.25rem;
  }

  .page-title {
    font-size: 1.15rem;
  }

  .page-title-row .btn-action.primary {
    width: 100%;
    justify-content: center;
    min-height: 40px;
  }

  .freshness-cluster {
    width: 100%;
    justify-content: space-between;
    padding-top: 2px;
  }

  /* Telemetry card */
  .telemetry-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 12px 14px;
    gap: 10px;
    margin-bottom: 1.25rem;
  }

  .telemetry-left {
    width: 100%;
    gap: 12px;
  }

  .telemetry-pills {
    width: 100%;
    flex-wrap: wrap;
    gap: 6px;
  }

  .telemetry-pill {
    font-size: 11px;
    padding: 3px 8px;
  }

  /* KPI Grid */
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.625rem;
    margin-bottom: 1.5rem;
  }

  .kpi-card {
    padding: 0.875rem 1rem;
    border-radius: 10px;
  }

  .kpi-card.kpi-lead {
    grid-column: span 2;
  }

  .kpi-value.lead-val {
    font-size: 1.55rem;
  }

  .kpi-value {
    font-size: 1.25rem;
  }

  .kpi-label {
    font-size: 11px;
    margin-bottom: 4px;
  }

  /* Data Table */
  .table-card {
    border-radius: 10px;
  }

  .table-header-row {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.875rem 1rem;
    gap: 10px;
  }

  .filter-pills {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .filter-pills::-webkit-scrollbar {
    display: none;
  }

  .filter-pill {
    padding: 5px 12px;
    font-size: 12px;
    flex-shrink: 0;
    min-height: 32px;
  }

  .data-table th {
    padding: 8px 12px;
    font-size: 10px;
  }

  .data-table td {
    padding: 10px 12px;
    font-size: 12px;
  }

  /* Form & Modal */
  .modal-overlay {
    padding: 0.75rem;
    align-items: flex-end;
  }

  .modal-box {
    max-height: 85vh;
    overflow-y: auto;
    padding: 1.25rem 1rem;
    border-radius: 14px 14px 0 0;
    margin: 0;
  }

  .form-input, .form-select, .form-textarea {
    font-size: 16px; /* Prevents auto-zoom on mobile */
    padding: 10px 12px;
  }

  .form-actions {
    flex-direction: column-reverse;
    gap: 8px;
  }

  .form-actions button {
    width: 100%;
    min-height: 42px;
    justify-content: center;
  }

  /* Login card */
  .login-wrap {
    padding: 1rem;
  }

  .login-card {
    padding: 1.75rem 1.25rem;
    border-radius: 12px;
  }

  .login-brand {
    margin-bottom: 1.5rem;
  }

  .login-brand img {
    height: 36px;
  }

  .login-brand h1 {
    font-size: 1.15rem;
  }

  .login-card button[type="submit"] {
    min-height: 44px;
    font-size: 14px;
  }
}

/* QRIS Upload Dropzone */
.upload-dropzone {
  border: 1.5px dashed var(--border-line);
  border-radius: 10px;
  background: var(--bg-ground);
  padding: 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--tirta-teal);
  background: #F0FDFA;
}

.dropzone-icon {
  margin: 0 auto 6px;
  color: var(--tirta-teal);
  display: block;
}

.dropzone-text {
  font-size: 13px;
  color: var(--text-main);
}

.dropzone-text strong {
  color: var(--tirta-teal);
}

.dropzone-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.dropzone-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
}

.dropzone-preview img {
  width: 54px;
  height: 54px;
  object-fit: contain;
  border-radius: 6px;
  background: #FFFFFF;
  border: 1px solid var(--border-line);
  padding: 2px;
}

.preview-meta {
  flex: 1;
  min-width: 0;
}

.preview-filename {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-status {
  font-size: 11px;
  color: var(--zamrud-sukses);
  margin-top: 2px;
}

.upload-error {
  margin-top: 6px;
  font-size: 12px;
  color: var(--kasturi-rose);
  padding: 8px 12px;
  border-radius: 6px;
  background: #FFF1F2;
  border: 1px solid #FECDD3;
}