/* AGRDATA Farm Activity Log – PWA Styles */
:root {
  --navy: #0F172A;
  --green: #16A34A;
  --green-light: #86EFAC;
  --bg: #F1F5F9;
  --white: #FFFFFF;
  --text: #1E293B;
  --muted: #64748B;
  --border: #CBD5E1;
  --red: #DC2626;
  --card-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
  --radius: 10px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
}

body {
  display: flex;
  flex-direction: column;
  padding-top: var(--safe-top);
  padding-bottom: var(--safe-bottom);
  overflow-x: hidden;
}

/* ── Header ─────────────────────────────────────────── */
.app-header {
  background: var(--navy);
  color: white;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.app-header .brand {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.app-header .brand strong {
  color: var(--green-light);
  font-size: 1.15rem;
}

.app-header .brand span {
  font-size: 0.95rem;
  font-weight: 500;
}

.menu-btn {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.5rem;
  padding: 4px 8px;
  cursor: pointer;
  line-height: 1;
}

/* ── Navigation drawer ──────────────────────────────── */
.nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  max-width: 85vw;
  height: 100%;
  background: var(--navy);
  color: white;
  z-index: 200;
  transform: translateX(-100%);
  transition: transform 0.25s ease;
  padding-top: calc(16px + var(--safe-top));
  overflow-y: auto;
}

.nav-drawer.open {
  transform: translateX(0);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.nav-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.nav-drawer .nav-title {
  padding: 8px 20px 16px;
  font-size: 0.85rem;
  color: var(--green-light);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.nav-drawer a {
  display: block;
  padding: 14px 20px;
  color: white;
  text-decoration: none;
  font-weight: 500;
  border-left: 3px solid transparent;
}

.nav-drawer a:hover,
.nav-drawer a.active {
  background: #1E293B;
  border-left-color: var(--green);
}

.nav-drawer a .icon {
  display: inline-block;
  width: 24px;
  margin-right: 10px;
}

/* ── Main content ───────────────────────────────────── */
main {
  flex: 1;
  padding: 16px;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  padding-bottom: 80px;
}

.page {
  display: none;
}

.page.active {
  display: block;
}

.page-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.page-sub {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

/* ── Cards ──────────────────────────────────────────── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 12px;
  box-shadow: var(--card-shadow);
}

.card h3 {
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 10px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

@media (min-width: 560px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.stat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--card-shadow);
}

.stat-card .label {
  font-size: 0.8rem;
  color: var(--muted);
}

.stat-card .value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--navy);
  margin-top: 2px;
}

/* ── Buttons ────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
  color: inherit;
}

.btn:active {
  transform: scale(0.97);
}

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

.btn-primary:hover {
  background: #15803d;
}

.btn-secondary {
  background: #E2E8F0;
  color: var(--navy);
}

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

.btn-sm {
  padding: 7px 12px;
  font-size: 0.82rem;
}

.btn-block {
  width: 100%;
  margin-bottom: 8px;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

/* ── Forms ──────────────────────────────────────────── */
.form-group {
  margin-bottom: 12px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: #F8FAFC;
  color: var(--text);
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

.form-group textarea {
  min-height: 80px;
  resize: vertical;
}

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

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ── Lists / Tables ─────────────────────────────────── */
.list-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}

.list-item:last-child {
  border-bottom: none;
}

.list-item .meta {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 2px;
}

.list-item .actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.empty-state {
  text-align: center;
  padding: 32px 16px;
  color: var(--muted);
}

.empty-state p {
  margin-top: 8px;
}

/* Search bar */
.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.search-bar input,
.search-bar select {
  flex: 1;
  min-width: 120px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  background: white;
}

/* ── Toast ──────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: calc(24px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--navy);
  color: white;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.9rem;
  z-index: 300;
  opacity: 0;
  transition: transform 0.25s, opacity 0.25s;
  max-width: 90vw;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.error {
  background: var(--red);
}

/* ── Modal ──────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 250;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: white;
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 20px 18px calc(20px + var(--safe-bottom));
  transform: translateY(100%);
  transition: transform 0.25s ease;
}

.modal-overlay.show .modal {
  transform: translateY(0);
}

.modal h2 {
  font-size: 1.15rem;
  margin-bottom: 14px;
  color: var(--navy);
}

.modal-close {
  float: right;
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--muted);
  cursor: pointer;
  padding: 0 4px;
}

/* ── Install banner ─────────────────────────────────── */
.install-banner {
  display: none;
  background: var(--green);
  color: white;
  padding: 10px 16px;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 500;
}

.install-banner.show {
  display: block;
}

.install-banner button {
  background: white;
  color: var(--green);
  border: none;
  padding: 6px 14px;
  border-radius: 6px;
  font-weight: 600;
  margin-left: 10px;
  cursor: pointer;
}

/* ── Utility ────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #E2E8F0;
  color: var(--navy);
}

.badge-green { background: #DCFCE7; color: #166534; }
.badge-blue { background: #DBEAFE; color: #1E40AF; }
.badge-orange { background: #FFEDD5; color: #9A3412; }

.hidden { display: none !important; }

.text-muted { color: var(--muted); }
.text-sm { font-size: 0.85rem; }
.mt-8 { margin-top: 8px; }
.mb-8 { margin-bottom: 8px; }