:root {
  --bg: #eef2ec;
  --panel: #ffffff;
  --ink: #1a2a1f;
  --muted: #5d6f63;
  --line: #d5ddd6;
  --sidebar: #1f3a2c;
  --sidebar-ink: #e7efe9;
  --sidebar-muted: #a9beB0;
  --accent: #2f6b45;
  --accent-soft: #e5f2ea;
  --success: #1f7a4c;
  --error: #b42318;
  --info: #1d4f91;
  --shadow: 0 10px 30px rgba(26, 42, 31, 0.06);
  --radius: 14px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Outfit", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(47, 107, 69, 0.08), transparent 28%),
    linear-gradient(180deg, #f4f7f3 0%, var(--bg) 100%);
}

.app-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: linear-gradient(180deg, #244533 0%, var(--sidebar) 100%);
  color: var(--sidebar-ink);
  padding: 1.5rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  padding: 0.5rem 0.75rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-mark {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  line-height: 1.15;
  font-weight: 700;
}

.brand-sub {
  margin: 0.35rem 0 0;
  color: var(--sidebar-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 600;
}

.side-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.nav-group { display: flex; flex-direction: column; gap: 0.2rem; }

.nav-link,
.nav-sub-link {
  display: block;
  text-decoration: none;
  color: var(--sidebar-ink);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-link:hover,
.nav-sub-link:hover {
  background: rgba(255, 255, 255, 0.08);
}

.nav-link.is-active {
  background: rgba(255, 255, 255, 0.14);
  font-weight: 650;
}

.nav-sub {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-left: 0.7rem;
  margin-bottom: 0.35rem;
}

.nav-sub-link {
  color: var(--sidebar-muted);
  font-size: 0.92rem;
  padding: 0.55rem 0.8rem;
}

.nav-sub-link.is-active {
  color: var(--sidebar-ink);
  background: rgba(255, 255, 255, 0.1);
}

.sidebar-foot {
  padding: 0.75rem;
  color: var(--sidebar-muted);
  font-size: 0.8rem;
}

.sidebar-user {
  margin: 0 0 0.55rem;
  color: var(--sidebar-ink);
  font-size: 0.82rem;
  word-break: break-all;
}

.sidebar-logout {
  width: 100%;
  justify-content: center;
  color: var(--sidebar-ink) !important;
  border-color: rgba(255, 255, 255, 0.28) !important;
}

.main-wrap {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem 0.5rem;
}

.topbar .page-title {
  flex: 1 1 auto;
  min-width: 0;
}

.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.settings-menu {
  position: relative;
}

.settings-btn {
  appearance: none;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.settings-btn:hover,
.settings-menu.is-open .settings-btn {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.settings-icon {
  width: 1.15rem;
  height: 1.15rem;
}

.settings-dropdown {
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  min-width: 10.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 0.35rem;
  z-index: 30;
}

.settings-item {
  display: block;
  padding: 0.65rem 0.8rem;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}

.settings-item:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.user-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.user-edit-panel {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.user-edit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.35rem;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 10px;
  padding: 0.55rem 0.8rem;
  font: inherit;
  cursor: pointer;
}

.page-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
}

.content {
  padding: 1rem 1.5rem 2.5rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.panel h2 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}

.panel p.lead {
  margin: 0 0 1rem;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.stat-label {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 0.35rem;
}

.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  appearance: none;
  border: none;
  border-radius: 10px;
  background: var(--accent);
  color: white;
  font: inherit;
  font-weight: 600;
  padding: 0.7rem 1rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn:hover { filter: brightness(1.05); }
.btn.secondary { background: #355f7a; }
.btn.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn.is-syncing {
  opacity: 1;
  pointer-events: none;
  gap: 0.55rem;
}

.btn .btn-busy {
  display: none;
  align-items: center;
  gap: 0.5rem;
}

.btn.is-syncing .btn-label {
  display: none;
}

.btn.is-syncing .btn-busy {
  display: inline-flex;
}

.sync-spinner {
  width: 0.95rem;
  height: 0.95rem;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: sync-spin 0.7s linear infinite;
  flex: 0 0 auto;
}

.sync-spinner.is-dark {
  border-color: rgba(31, 59, 90, 0.25);
  border-top-color: #1f3b5a;
}

@keyframes sync-spin {
  to { transform: rotate(360deg); }
}

.sync-status {
  display: none;
  align-items: center;
  gap: 0.5rem;
  margin: 0.65rem 0 0;
  color: #1f3b5a;
  font-size: 0.88rem;
  font-weight: 600;
}

.sync-status.is-visible {
  display: inline-flex;
}

.sync-banner {
  display: none;
  position: sticky;
  top: 0;
  z-index: 40;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1px solid #b7d3c4;
  background: #e8f5ee;
  color: #1f5a3a;
  font-weight: 600;
}

.sync-banner.is-visible {
  display: inline-flex;
}

.sync-banner .sync-spinner {
  border-color: rgba(31, 90, 58, 0.25);
  border-top-color: #1f7a4c;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 0.7rem 0.45rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
}

.flash {
  padding: 0.85rem 1rem;
  border-radius: 10px;
  margin-bottom: 1rem;
}

.flash.success {
  background: #eaf7f0;
  color: var(--success);
  border: 1px solid #b7e0c8;
}

.flash.error {
  background: #fdeceb;
  color: var(--error);
  border: 1px solid #f3c1bc;
}

.flash.info {
  background: #ebf3ff;
  color: var(--info);
  border: 1px solid #bfd6f7;
}

.empty {
  color: var(--muted);
  font-style: italic;
}

.status-pill {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  font-size: 0.82rem;
  background: var(--accent-soft);
  color: var(--accent);
}

.status-pill.off {
  background: #fdeceb;
  color: var(--error);
}

/* Milking Efficiency workspace */
.me-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.me-filters {
  position: sticky;
  top: 1rem;
}

.me-filter-block {
  padding-bottom: 1.1rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.me-filter-block:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.me-filter-block h3 {
  margin: 0 0 0.65rem;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
}

.me-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.me-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.2rem;
  padding: 0.45rem 0.7rem;
  border-radius: 8px;
  border: 1px solid #1f3b5a;
  color: #1f3b5a;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  background: #fff;
}

.me-chip.is-active {
  background: #1f3b5a;
  color: #fff;
}

.me-help {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

.me-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.me-select {
  width: 100%;
  margin-bottom: 0.75rem;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  font: inherit;
  background: #f8faf8;
}

.me-import-btn {
  width: 100%;
  justify-content: center;
  background: #1f7a4c;
}

.me-main-head h2 {
  margin: 0;
  font-size: 1.2rem;
}

.me-main-head p {
  margin: 0.35rem 0 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.me-table-wrap {
  overflow-x: auto;
}

.me-summary-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 720px;
}

.me-summary-table thead th {
  background: #1f3b5a;
  color: #fff;
  font-weight: 600;
  padding: 0.7rem 0.65rem;
  border-bottom: none;
  white-space: nowrap;
}

.me-summary-table thead th:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  z-index: 2;
}

.me-summary-table tbody th {
  text-align: left;
  font-weight: 600;
  color: var(--ink);
  background: #fff;
  position: sticky;
  left: 0;
  z-index: 1;
  white-space: nowrap;
  min-width: 210px;
}

.me-summary-table tbody td {
  text-align: center;
  white-space: nowrap;
}

.me-summary-table tbody tr:nth-child(even) th,
.me-summary-table tbody tr:nth-child(even) td {
  background: #f3f5f7;
}

.me-summary-table tbody tr:nth-child(odd) th,
.me-summary-table tbody tr:nth-child(odd) td {
  background: #fff;
}

.me-summary-table td.is-hot {
  color: #d35400;
  font-weight: 700;
}

.me-hint {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.me-date-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0;
  padding: 0.15rem 0.2rem;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: inherit;
  font: inherit;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
}

.me-date-btn:hover,
.me-date-btn:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  outline: none;
}

.me-date-btn.is-active {
  background: #f4b183;
  color: #1f3b5a;
}

.me-pen-panel {
  margin-top: 1.25rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.me-pen-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.65rem;
}

.me-pen-head h3 {
  margin: 0;
  font-size: 1.05rem;
}

.me-pen-close {
  flex-shrink: 0;
}

.me-pen-status {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
  min-height: 1.2em;
}

.me-pen-status:empty {
  display: none;
}

.me-metric-btn {
  display: inline-flex;
  align-items: center;
  margin: 0;
  padding: 0.15rem 0.35rem 0.15rem 0;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: inherit;
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.me-metric-btn:hover,
.me-metric-btn:focus-visible {
  color: #1f3b5a;
  text-decoration: underline;
  outline: none;
}

.me-metric-btn.is-active {
  color: #1f3b5a;
  background: rgba(31, 59, 90, 0.08);
}

.me-pen-cell-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0;
  padding: 0.15rem 0.2rem;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.me-pen-cell-btn:hover,
.me-pen-cell-btn:focus-visible {
  background: rgba(31, 59, 90, 0.1);
  outline: none;
}

.me-pen-cell-btn.is-active {
  background: rgba(31, 59, 90, 0.16);
  font-weight: 700;
}

body.me-trend-open {
  overflow: hidden;
}

.me-trend-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  padding: 0.65rem;
}

.me-trend-modal[hidden] {
  display: none;
}

.me-trend-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 28, 22, 0.55);
}

.me-trend-dialog {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  overflow: hidden;
  padding: 1rem 1.15rem 1.1rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(17, 28, 22, 0.28);
}

.me-trend-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  flex-shrink: 0;
  margin-bottom: 0.55rem;
}

.me-trend-head h3 {
  margin: 0;
  font-size: 1.25rem;
}

.me-trend-sub {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.me-trend-controls-hint {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.me-trend-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.me-trend-status {
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.9rem;
  min-height: 1.2em;
  flex-shrink: 0;
}

.me-trend-status:empty {
  display: none;
}

.me-trend-chart-wrap {
  flex: 1 1 auto;
  min-height: 0;
  height: auto;
  padding: 0.25rem 0.1rem 0.1rem;
}

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(280px, 86vw);
    transform: translateX(-105%);
    transition: transform 0.2s ease;
    z-index: 20;
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  .menu-toggle {
    display: inline-flex;
  }

  .me-layout {
    grid-template-columns: 1fr;
  }

  .me-filters {
    position: static;
  }
}

.login-body {
  min-height: 100vh;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.login-card {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
  padding: 1.75rem 1.6rem 1.8rem;
}

.login-brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--accent);
}

.login-title {
  margin: 0.55rem 0 0;
  font-size: 1.35rem;
}

.login-lead {
  margin: 0.4rem 0 1.1rem;
  color: var(--muted);
}

.login-form,
.user-form {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.field-label {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--muted);
}

.field-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

.field-input:focus {
  outline: 2px solid rgba(47, 107, 69, 0.28);
  border-color: var(--accent);
}

.login-submit {
  margin-top: 0.55rem;
  justify-content: center;
}

.user-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
  margin-bottom: 0.35rem;
}

.perm-fieldset {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem 0.9rem 0.9rem;
  margin: 0.35rem 0;
}

.perm-fieldset legend {
  padding: 0 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.perm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.45rem 0.85rem;
}

.check-row {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.92rem;
}

.user-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.user-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.user-email {
  margin: 0;
  font-weight: 700;
}

.user-meta {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}