:root {
  --forest: #1f3a2e;
  --forest-dark: #142720;
  --ochre: #b9832d;
  --ochre-dark: #96692280;
  --paper: #f6f2e8;
  --paper-line: #e4dcc8;
  --ink: #211d16;
  --ink-soft: #5c5548;
  --red: #a4402c;
  --card: #fffdf8;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(33,29,22,0.06), 0 6px 20px rgba(33,29,22,0.06);
  font-family: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
}

h1, h2, h3 { font-family: "Lora", Georgia, serif; margin: 0; }

button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* ---------------------------------------------------------------- Brand */
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 8px;
  background: var(--forest); color: var(--paper);
  font-family: "Lora", serif; font-weight: 700; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.brand-name { font-family: "Lora", serif; font-weight: 700; font-size: 18px; color: var(--forest); }
.brand-sub { font-size: 12px; color: var(--ink-soft); letter-spacing: 0.02em; }

/* ---------------------------------------------------------------- Auth */
.auth-screen {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(circle at 15% 15%, rgba(185,131,45,0.08), transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(31,58,46,0.08), transparent 40%),
    var(--paper);
  padding: 24px;
}
.auth-card {
  background: var(--card); border: 1px solid var(--paper-line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 36px; width: 100%; max-width: 380px;
}
.auth-card .brand { margin-bottom: 28px; }
.auth-tabs { display: flex; border-bottom: 1px solid var(--paper-line); margin-bottom: 22px; }
.auth-tab {
  flex: 1; background: none; border: none; padding: 10px 0; font-weight: 600;
  color: var(--ink-soft); border-bottom: 2px solid transparent; font-size: 14px;
}
.auth-tab.active { color: var(--forest); border-bottom-color: var(--ochre); }
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form label { font-size: 13px; font-weight: 600; color: var(--ink-soft); display: flex; flex-direction: column; gap: 6px; }
.auth-form .hint { font-weight: 400; color: #948c78; }
.auth-form input {
  border: 1px solid var(--paper-line); border-radius: 7px; padding: 10px 12px;
  font-size: 14px; color: var(--ink); background: #fff;
}
.auth-form input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--ochre); outline-offset: 1px; border-color: var(--ochre);
}
.form-error { color: var(--red); font-size: 13px; margin: -6px 0 0; }
.auth-footnote { text-align: center; font-size: 13px; color: var(--ink-soft); margin: 20px 0 0; }

/* ---------------------------------------------------------------- Role badges */
.role-badge {
  display: inline-block; font-size: 10.5px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; padding: 3px 9px; border-radius: 20px;
}
.role-admin { background: #ece1f7; color: #6b3fa0; }
.role-owner { background: #e4eee7; color: var(--forest); }
.role-manager { background: #fdf0dc; color: var(--ochre-dark); }
.role-viewer { background: #eee; color: var(--ink-soft); }

.status-badge {
  display: inline-block; font-size: 10.5px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; padding: 3px 9px; border-radius: 20px;
}
.status-active { background: #e4eee7; color: var(--forest); }
.status-inactive { background: #fbeeeb; color: var(--red); }

/* ---------------------------------------------------------------- Buttons */
.btn {
  border: none; border-radius: 7px; padding: 10px 16px; font-size: 14px; font-weight: 600;
  transition: transform .05s ease, opacity .15s ease;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--forest); color: var(--paper); }
.btn-primary:hover { background: var(--forest-dark); }
.btn-ghost { background: transparent; color: var(--forest); border: 1px solid var(--paper-line); }
.btn-ghost:hover { background: #eee6d4; }
.btn-danger { background: transparent; color: var(--red); border: 1px solid #e3c9c2; }
.btn-danger:hover { background: #fbeeeb; }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 10px; font-size: 13px; }

/* ---------------------------------------------------------------- App shell */
.app { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }

.sidebar {
  background: var(--forest); color: var(--paper); padding: 24px 16px;
  display: flex; flex-direction: column; gap: 20px; position: sticky; top: 0; height: 100vh;
}
.brand-sidebar .brand-name, .brand-sidebar .brand-sub { color: var(--paper); }
.brand-sidebar .brand-sub { opacity: 0.7; }
.brand-sidebar .brand-mark { background: var(--ochre); color: var(--forest-dark); }

.sidebar-nav { display: flex; flex-direction: column; gap: 4px; }
.sidebar-nav-modules { flex: 1; overflow-y: auto; border-top: 1px solid rgba(255,255,255,0.12); padding-top: 12px; }
.nav-link {
  background: none; border: none; text-align: left; color: rgba(255,255,255,0.75);
  padding: 9px 12px; border-radius: 6px; font-size: 13.5px; font-weight: 500;
}
.nav-link:hover { background: rgba(255,255,255,0.08); color: #fff; }
.nav-link.active { background: rgba(255,255,255,0.14); color: #fff; font-weight: 600; }
.sidebar-logout { color: var(--paper); border-color: rgba(255,255,255,0.25); }
.sidebar-logout:hover { background: rgba(255,255,255,0.08); }

.main { padding: 32px 40px 64px; max-width: 1180px; }

.view-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 24px; gap: 16px; flex-wrap: wrap;
}
.view-header-actions { display: flex; gap: 8px; }
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.08em; font-size: 11.5px;
  font-weight: 700; color: var(--ochre-dark); margin-bottom: 4px;
}
.view-header h1 { font-size: 26px; color: var(--forest); }

/* ---------------------------------------------------------------- Farms grid */
.farms-map { height: 280px; border-radius: var(--radius); margin-bottom: 24px; border: 1px solid var(--paper-line); }
.map-fallback {
  height: 120px; border-radius: var(--radius); margin-bottom: 24px; border: 1px dashed var(--paper-line);
  display: flex; align-items: center; justify-content: center; color: var(--ink-soft); font-size: 13px;
  background: #efe9da;
}
.map-fallback code { background: #e4dcc8; padding: 2px 6px; border-radius: 4px; }

.farms-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.farm-card {
  background: var(--card); border: 1px solid var(--paper-line); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow); cursor: pointer; transition: border-color .15s ease;
}
.farm-card:hover { border-color: var(--ochre); }
.farm-card .tag {
  display: inline-block; font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; padding: 3px 8px; border-radius: 20px; margin-bottom: 10px;
}
.farm-card .tag { margin-right: 6px; }
.tag-dairy { background: #e4eee7; color: var(--forest); }
.tag-beef { background: #f3e3d8; color: #8a4a22; }
.farm-card h3 { font-size: 17px; margin-bottom: 4px; }
.farm-card .meta { font-size: 13px; color: var(--ink-soft); line-height: 1.6; }

.empty-state {
  text-align: center; padding: 48px 24px; color: var(--ink-soft);
  border: 1px dashed var(--paper-line); border-radius: var(--radius);
}
.empty-state p { margin-bottom: 16px; }

/* ---------------------------------------------------------------- Module tabs + tables */
.module-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px; }
.module-tab {
  background: #efe9da; border: 1px solid transparent; color: var(--ink-soft);
  padding: 7px 13px; border-radius: 20px; font-size: 12.5px; font-weight: 600;
}
.module-tab.active { background: var(--forest); color: var(--paper); }

.section-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.section-toolbar h2 { font-size: 19px; color: var(--forest); }

.table-wrap {
  border: 1px solid var(--paper-line); border-radius: var(--radius); overflow: auto;
  background: var(--card); box-shadow: var(--shadow);
}
table { width: 100%; border-collapse: collapse; font-size: 13.5px; white-space: nowrap; }
thead th {
  text-align: left; font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--ink-soft); background: #efe9da; padding: 10px 14px;
  position: sticky; top: 0;
}
tbody td { padding: 10px 14px; border-top: 1px solid var(--paper-line); font-variant-numeric: tabular-nums; }
tbody tr:hover { background: #fbf8f0; }
td.actions { display: flex; gap: 6px; }

.empty-row td { color: var(--ink-soft); font-style: italic; padding: 24px; text-align: center; white-space: normal; }

/* ---------------------------------------------------------------- Summary cards */
.summary-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.summary-card { background: var(--card); border: 1px solid var(--paper-line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.summary-card .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-soft); font-weight: 700; }
.summary-card .value { font-family: "IBM Plex Mono", monospace; font-size: 20px; font-weight: 600; color: var(--forest); margin-top: 4px; }
.summary-card .value.negative { color: var(--red); }

/* ---------------------------------------------------------------- Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(20,18,12,0.45); z-index: 50;
  display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto;
}
.modal {
  background: var(--card); border-radius: var(--radius); padding: 28px; width: 100%; max-width: 520px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.modal h2 { font-size: 20px; color: var(--forest); margin-bottom: 18px; }
.modal-form { display: flex; flex-direction: column; gap: 14px; }
.modal-form label { font-size: 12.5px; font-weight: 600; color: var(--ink-soft); display: flex; flex-direction: column; gap: 5px; }
.modal-form input, .modal-form select, .modal-form textarea {
  border: 1px solid var(--paper-line); border-radius: 7px; padding: 9px 11px; font-size: 14px; color: var(--ink);
}
.modal-form textarea { resize: vertical; min-height: 50px; }
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }
.gps-row { display: flex; gap: 8px; align-items: flex-end; }
.gps-row > div { flex: 1; }
.modal-map { height: 200px; border-radius: 8px; margin-top: 4px; border: 1px solid var(--paper-line); }

/* ---------------------------------------------------------------- Toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--forest); color: var(--paper); padding: 11px 20px; border-radius: 8px;
  font-size: 13.5px; font-weight: 500; box-shadow: var(--shadow); z-index: 100;
}
.toast.error { background: var(--red); }

/* ---------------------------------------------------------------- Responsive */
@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; }
  .sidebar-nav-modules { border-top: none; }
  .main { padding: 20px; }
  .modal-grid { grid-template-columns: 1fr; }
}