:root {
  --oxalis: #218557;
  --oxalis-dark: #155f3d;
  --oxalis-soft: #eef8f2;
  --ink: #17231c;
  --muted: #637268;
  --line: #dfe9e3;
  --danger: #b33b32;
  --warning: #fff6d7;
  --card-shadow: 0 10px 30px rgba(19, 83, 53, 0.08);
}

body {
  background: #ffffff;
  color: var(--ink);
}

.app-shell {
  min-height: 100vh;
}

.sidebar {
  background: linear-gradient(180deg, #13422c, #0f3122);
  color: #fff;
  display: none;
  padding: 24px 18px;
}

.sidebar .brand {
  color: #fff;
  display: block;
  font-size: 20px;
  margin-bottom: 26px;
}

.side-nav {
  display: grid;
  gap: 7px;
}

.side-nav a,
.nav-button {
  background: transparent;
  border: 0;
  border-radius: 10px;
  color: #eaf7ef;
  min-height: 42px;
  padding: 10px 12px;
  text-align: left;
  text-decoration: none;
  width: 100%;
}

.side-nav a:hover,
.nav-button:hover {
  background: rgba(255,255,255,0.12);
}

.main-wrap {
  min-width: 0;
}

.topbar,
.public-topbar {
  align-items: center;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr auto;
  padding: 14px 16px;
  position: sticky;
  top: 0;
  z-index: 5;
}

.topbar strong {
  font-size: 17px;
}

.topbar span {
  color: var(--muted);
  display: block;
  font-size: 13px;
}

.top-logout {
  margin: 0;
}

.mobile-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  grid-column: 1 / -1;
}

.mobile-nav a,
.small-link {
  color: var(--oxalis-dark);
  font-weight: 800;
  text-decoration: none;
}

.page {
  max-width: 1180px;
}

.page-title {
  margin-bottom: 18px;
}

.customer-hero {
  background: linear-gradient(135deg, #eaf8ef, #ffffff);
  border: 1px solid var(--line);
  border-radius: 18px;
  margin-bottom: 16px;
  padding: 20px;
}

.customer-hero h1 {
  font-size: 30px;
}

.eyebrow {
  color: var(--oxalis-dark);
  font-weight: 800;
  margin-bottom: 4px;
}

.card,
.device-card,
.panel,
.summary-card,
.status-hero,
.login-panel,
.warning-block {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--card-shadow);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.summary-card {
  padding: 16px;
}

.summary-card label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.summary-card strong {
  color: var(--oxalis-dark);
  display: block;
  font-size: 32px;
  line-height: 1.1;
  margin-top: 6px;
}

.device-grid,
.card-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.device-card {
  padding: 18px;
}

.device-card-head,
.panel-head,
.action-title {
  align-items: flex-start;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.device-card h2 {
  font-size: 21px;
  margin-bottom: 2px;
}

.badge-stack {
  align-items: flex-end;
  display: grid;
  gap: 6px;
}

.status-badge {
  border-radius: 999px;
  display: inline-flex;
  font-size: 13px;
  font-weight: 900;
  justify-content: center;
  min-width: 86px;
  padding: 7px 10px;
}

.status-large {
  font-size: 16px;
  min-width: 130px;
  padding: 10px 14px;
}

.status-online {
  background: #e5f7ec;
  color: #0e6c3d;
}

.status-offline {
  background: #fdeceb;
  color: #9b2d27;
}

.state-idle {
  background: #eef3f0;
  color: #40534a;
}

.state-watering {
  background: #e2f0ff;
  color: #155c9c;
}

.state-error {
  background: #fdeceb;
  color: #9b2d27;
}

.state-offline {
  background: #eef0f1;
  color: #667078;
}

.device-facts {
  display: grid;
  gap: 7px;
  margin: 14px 0;
}

.device-facts p {
  color: #26372e;
  font-size: 16px;
}

.battery-good {
  color: #0e6c3d !important;
  font-weight: 900;
}

.battery-medium {
  color: #9a6a00 !important;
  font-weight: 900;
}

.battery-low {
  color: #9b2d27 !important;
  font-weight: 900;
}

.battery-unknown {
  color: var(--muted) !important;
}

.device-facts small {
  color: var(--muted);
  font-weight: 700;
}

.actions,
.action-row {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}

button,
.details-link,
.button-link,
.btn-primary,
.btn-danger,
.btn-secondary {
  border: 0;
  border-radius: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  min-height: 48px;
  padding: 12px 16px;
  text-decoration: none;
  width: 100%;
}

.btn-primary,
.primary,
.button-link {
  background: var(--oxalis);
  color: #fff;
}

.btn-primary:hover,
.primary:hover,
.button-link:hover {
  background: var(--oxalis-dark);
}

.btn-danger,
.danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger.urgent {
  box-shadow: 0 0 0 4px rgba(179, 59, 50, 0.14);
}

.btn-secondary,
.details-link {
  background: var(--oxalis-soft);
  color: var(--oxalis-dark);
}

button:disabled {
  background: #b6c2bb !important;
  box-shadow: none;
  color: #fff;
  cursor: not-allowed;
}

.warning,
.warning-block {
  background: var(--warning);
  border: 1px solid #ecd27b;
  border-radius: 14px;
  color: #705200;
  font-weight: 800;
  padding: 11px 12px;
}

.customer-status {
  margin-bottom: 16px;
}

.status-main strong {
  display: block;
  font-size: 32px;
  margin-bottom: 8px;
}

.schedule-readable {
  background: var(--oxalis-soft);
  border-radius: 14px;
  color: var(--oxalis-dark);
  font-weight: 900;
  margin: 12px 0;
  padding: 12px;
}

.farmer-schedule {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.farmer-schedule select {
  border: 1px solid #bdcbc3;
  border-radius: 13px;
  font: inherit;
  min-height: 48px;
  padding: 10px 12px;
  width: 100%;
}

.day-checks {
  border: 0;
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
}

.day-checks legend {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  grid-column: 1 / -1;
  margin-bottom: 2px;
}

.check-pill {
  align-items: center;
  background: #f7faf8;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  display: flex;
  font-size: 14px;
  gap: 7px;
  min-height: 44px;
  padding: 8px 10px;
}

.check-pill input {
  min-height: auto;
  width: auto;
}

.activity-list {
  display: grid;
  gap: 10px;
}

.activity-item {
  background: #f8fbf9;
  border: 1px solid var(--line);
  border-radius: 13px;
  display: grid;
  gap: 3px;
  padding: 12px;
}

.activity-item span {
  color: var(--muted);
  font-size: 13px;
}

.advanced-details summary {
  cursor: pointer;
  font-weight: 900;
}

.table-panel {
  overflow-x: auto;
}

table {
  min-width: 760px;
}

.login-panel {
  margin-top: 48px;
}

.login-panel h1 {
  font-size: 32px;
}

@media (min-width: 700px) {
  .summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .device-grid,
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .actions,
  .action-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .farmer-schedule {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .farmer-schedule .btn-primary {
    grid-column: 1 / -1;
  }
}

@media (min-width: 920px) {
  .app-shell {
    display: grid;
    grid-template-columns: 260px 1fr;
  }

  .sidebar {
    display: block;
  }

  .mobile-nav {
    display: none;
  }

  .topbar {
    grid-template-columns: 1fr auto;
    padding: 18px 26px;
  }

  .page {
    padding: 28px;
  }

  .device-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .page {
    padding: 14px;
  }

  .customer-hero h1 {
    font-size: 25px;
  }

  .summary-card strong {
    font-size: 28px;
  }

  .device-card-head {
    display: grid;
  }

  .badge-stack {
    align-items: start;
    display: flex;
    flex-wrap: wrap;
  }
}