/* ── Design tokens ────────────────────────────────────────────────────────── */
:root {
  --green-900: #0d2818;
  --green-800: #1B4332;
  --green-700: #2D6A4F;
  --green-600: #40916C;
  --green-100: #D8F3DC;
  --green-50:  #F0F7F1;

  --gold-600: #D4A017;
  --gold-500: #E6B830;
  --gold-100: #FEF3C7;

  --blue-600:  #2563EB;
  --blue-100:  #DBEAFE;
  --teal-600:  #0D9488;
  --teal-100:  #CCFBF1;

  --red-600:   #DC2626;
  --red-100:   #FEE2E2;
  --amber-600: #D97706;
  --amber-100: #FEF3C7;
  --indigo-600: #4F46E5;

  --bg:        #F0F4F1;
  --surface:   #FFFFFF;
  --border:    #E2E8E4;
  --text:      #1A2E1A;
  --text-muted:#5A7260;

  --nav-h: 60px;
  --r:     12px;
  --r-sm:  8px;
  --sh-sm: 0 1px 4px rgba(0,0,0,.07);
  --sh:    0 4px 14px rgba(0,0,0,.09);
  --sh-lg: 0 10px 28px rgba(0,0,0,.13);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease: .18s ease;
}

/* ── Reset ────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Login screen ────────────────────────────────────────────────────────── */
#login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--green-900) 0%, var(--green-800) 55%, var(--green-700) 100%);
  padding: 1.25rem;
}

.login-card {
  background: var(--surface);
  border-radius: 20px;
  padding: 2.75rem 2.25rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--sh-lg);
  text-align: center;
}

.login-logo      { font-size: 3.25rem; margin-bottom: .75rem; }
.login-card h1   { font-size: 1.5rem; font-weight: 700; color: var(--green-800); line-height: 1.2; }
.login-subtitle  { color: var(--text-muted); font-size: .875rem; margin: .35rem 0 1.75rem; }
.step-label      { font-size: .875rem; color: var(--text-muted); margin-bottom: 1rem; }

.user-btn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.user-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  padding: 1.25rem;
  border: 2px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font);
  color: var(--text);
  transition: all var(--ease);
}
.user-btn:hover {
  border-color: var(--green-800);
  background: var(--green-50);
  color: var(--green-800);
}

.user-initial {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--green-800);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.375rem; font-weight: 700;
}

#auth-step p { font-size: .875rem; color: var(--text-muted); margin-bottom: 1rem; }
#auth-step strong { color: var(--text); }

.btn-google {
  display: flex; align-items: center; justify-content: center; gap: .75rem;
  width: 100%;
  padding: .875rem 1.5rem;
  background: #4285F4;
  color: #fff;
  border: none;
  border-radius: var(--r-sm);
  font-size: 1rem; font-weight: 500; font-family: var(--font);
  cursor: pointer;
  transition: background var(--ease);
  margin-bottom: .75rem;
}
.btn-google:hover { background: #3367D6; }

.btn-text {
  background: none; border: none;
  color: var(--text-muted); cursor: pointer;
  font-size: .875rem; font-family: var(--font);
  padding: .4rem;
  transition: color var(--ease);
}
.btn-text:hover { color: var(--green-800); }

/* ── Loading overlay ─────────────────────────────────────────────────────── */
#loading-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
}

.spinner {
  width: 40px; height: 40px;
  border: 3px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.center-spinner {
  display: flex; justify-content: center; padding: 3.5rem 0;
}
.center-spinner .spinner {
  border-color: rgba(0,0,0,.1);
  border-top-color: var(--green-800);
}

/* ── Toast notifications ─────────────────────────────────────────────────── */
#toast-container {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  z-index: 9998;
  display: flex; flex-direction: column; gap: .5rem;
}
.toast {
  padding: .875rem 1.25rem;
  border-radius: var(--r-sm);
  color: #fff;
  font-size: .875rem; font-weight: 500;
  box-shadow: var(--sh);
  animation: slideUp .25s ease;
  max-width: 320px;
}
.toast-success { background: #16A34A; }
.toast-error   { background: var(--red-600); }
.toast-info    { background: var(--blue-600); }
.toast-warning { background: var(--amber-600); }
@keyframes slideUp {
  from { transform: translateY(12px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ── Modals ──────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 1.25rem;
}
.modal {
  background: var(--surface);
  border-radius: var(--r);
  width: 100%; max-width: 580px;
  box-shadow: var(--sh-lg);
  overflow: hidden;
}
.modal-sm { max-width: 420px; }

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h2 { font-size: 1.125rem; font-weight: 600; }

.modal-close {
  background: none; border: none;
  font-size: 1.5rem; line-height: 1;
  cursor: pointer; color: var(--text-muted);
  padding: .25rem; transition: color var(--ease);
}
.modal-close:hover { color: var(--text); }

.modal-body   { padding: 1.5rem; }
.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: .75rem;
}

/* ── Navbar ──────────────────────────────────────────────────────────────── */
.navbar {
  height: var(--nav-h);
  background: var(--green-800);
  color: #fff;
  display: flex; align-items: center;
  padding: 0 1.25rem;
  gap: 1rem;
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.22);
}

.nav-brand {
  display: flex; align-items: center; gap: .5rem;
  flex-shrink: 0; text-decoration: none;
}
.brand-icon { font-size: 1.5rem; }
.brand-name {
  font-size: 1.2rem; font-weight: 700;
  color: var(--gold-500); letter-spacing: .06em;
}

.nav-links {
  display: flex; align-items: center; gap: .15rem;
  flex: 1;
}

.nav-link {
  display: flex; align-items: center; gap: .4rem;
  padding: .45rem .8rem;
  border-radius: var(--r-sm);
  color: rgba(255,255,255,.72);
  text-decoration: none; font-size: .85rem; font-weight: 500;
  cursor: pointer; white-space: nowrap;
  transition: all var(--ease);
  user-select: none;
}
.nav-link:hover { background: rgba(255,255,255,.12); color: #fff; }
.nav-link.active { background: rgba(255,255,255,.2); color: #fff; }
.nav-icon { font-size: 1rem; }

.nav-user {
  display: flex; align-items: center; gap: .6rem;
  margin-left: auto; flex-shrink: 0;
}
.user-badge {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--gold-600); color: var(--green-800);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .875rem;
}
#nav-user-name { font-size: .85rem; font-weight: 500; }

.nav-hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none;
  cursor: pointer; padding: 4px;
  margin-left: auto;
}
.nav-hamburger span {
  display: block; width: 22px; height: 2px;
  background: #fff; border-radius: 2px;
}

/* ── Main content ────────────────────────────────────────────────────────── */
#app > main {
  margin-top: var(--nav-h);
}

.view {
  padding: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}
.view.hidden { display: none; }

/* ── Page header ─────────────────────────────────────────────────────────── */
.page-header      { margin-bottom: 1.5rem; }
.page-header-row  { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: .75rem; }
.page-title       { font-size: 1.55rem; font-weight: 700; color: var(--green-800); }
.page-subtitle    { color: var(--text-muted); font-size: .875rem; margin-top: .15rem; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--r);
  padding: 1.5rem;
  box-shadow: var(--sh-sm);
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.card-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: .75rem;
  margin-bottom: 1.25rem;
}
.card-title { font-size: 1.05rem; font-weight: 600; color: var(--green-800); }

.count-badge {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--green-100); color: var(--green-700);
  border-radius: 20px;
  font-size: .72rem; font-weight: 600;
  padding: .1rem .55rem;
  margin-left: .4rem;
}

.error-card { border-color: var(--red-100); background: var(--red-100); }
.error-card p { color: var(--red-600); }
.stat-card.stat-card-link {
  cursor: pointer;
  transition: transform var(--ease), box-shadow var(--ease);
}
.stat-card.stat-card-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--sh);
}
.clickable-row { cursor: pointer; }
.clickable-row:hover td { background: var(--amber-100) !important; }

/* ── Stat cards ──────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--surface);
  border-radius: var(--r);
  padding: 1.25rem 1.25rem 1rem;
  box-shadow: var(--sh-sm);
  border: 1px solid var(--border);
  border-top: 4px solid var(--green-800);
}
.stat-card.stat-green  { border-top-color: var(--green-700);  }
.stat-card.stat-gold   { border-top-color: var(--gold-600);   }
.stat-card.stat-blue   { border-top-color: var(--blue-600);   }
.stat-card.stat-teal   { border-top-color: var(--teal-600);   }
.stat-card.stat-indigo { border-top-color: var(--indigo-600); }

.stat-label {
  font-size: .72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .07em;
  color: var(--text-muted); margin-bottom: .45rem;
}
.stat-value {
  font-size: 1.8rem; font-weight: 700;
  color: var(--green-800); line-height: 1;
  margin-bottom: .5rem;
}
.stat-breakdown {
  font-size: .78rem; color: var(--text-muted);
  display: flex; flex-direction: column; gap: .15rem;
}
.stat-breakdown strong { color: var(--text); }

/* ── Year filter ─────────────────────────────────────────────────────────── */
.year-filter {
  display: flex; align-items: center; gap: .5rem;
  font-size: .875rem; color: var(--text-muted);
}
.year-filter select {
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: .35rem .7rem;
  font-size: .875rem; font-family: var(--font);
  color: var(--text);
  background: var(--surface);
  cursor: pointer;
}

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1rem;
}

/* Tighter grid for forms with many fields */
.form-grid-narrow {
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}

/* Private Lawns form — explicit proportional columns: Date | User | Owner | Activity | Amount | Maint | Paid */
.form-grid-pl {
  grid-template-columns: 1.3fr 0.9fr 1.4fr 1fr 0.9fr 0.75fr 1.1fr;
}

.form-group {
  display: flex; flex-direction: column; gap: .35rem;
}
.form-group.full-width { grid-column: 1 / -1; }

label {
  font-size: .8rem; font-weight: 500; color: var(--text-muted);
}

input[type="text"],
input[type="date"],
input[type="number"],
select {
  width: 100%;
  padding: .6rem .875rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  font-size: .9375rem; font-family: var(--font);
  color: var(--text); background: var(--surface);
  outline: none;
  transition: border-color var(--ease), box-shadow var(--ease);
}
input:focus, select:focus {
  border-color: var(--green-700);
  box-shadow: 0 0 0 3px rgba(45,106,79,.14);
}

.input-prefix-wrap { position: relative; }
.input-prefix {
  position: absolute; left: .875rem; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); pointer-events: none;
}
.input-prefix-wrap input { padding-left: 1.65rem; }

/* Toggle */
.toggle-row {
  display: flex; align-items: center; gap: .75rem;
  padding: .55rem 0;
}
.toggle { position: relative; width: 46px; height: 25px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle-track {
  position: absolute; inset: 0;
  background: var(--border);
  border-radius: 25px; cursor: pointer;
  transition: background var(--ease);
}
.toggle-track::before {
  content: '';
  position: absolute;
  width: 19px; height: 19px;
  left: 3px; bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--ease);
  box-shadow: 0 1px 3px rgba(0,0,0,.22);
}
.toggle input:checked + .toggle-track { background: #16A34A; }
.toggle input:checked + .toggle-track::before { transform: translateX(21px); }
.toggle-text { font-size: .9375rem; color: var(--text); }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .6rem 1.25rem;
  border-radius: var(--r-sm);
  font-size: .9375rem; font-weight: 500; font-family: var(--font);
  cursor: pointer; border: none;
  text-decoration: none; white-space: nowrap;
  transition: all var(--ease);
}
.btn-primary   { background: var(--green-800); color: #fff; }
.btn-primary:hover { background: var(--green-700); }

.btn-secondary {
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { background: var(--bg); }

.btn-danger    { background: var(--red-600); color: #fff; }
.btn-danger:hover { background: #B91C1C; }

.btn-ghost {
  background: transparent;
  color: rgba(255,255,255,.72);
  border: 1px solid rgba(255,255,255,.25);
}
.btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; }

.btn-sm { padding: .35rem .85rem; font-size: .8125rem; }

.btn-icon {
  padding: .45rem;
  background: transparent;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  cursor: pointer; color: var(--text-muted);
  font-size: .875rem; line-height: 1;
  transition: all var(--ease);
}
.btn-icon:hover { background: var(--bg); }
.btn-icon-edit:hover   { border-color: var(--green-800); color: var(--green-800); }
.btn-icon-delete:hover { border-color: var(--red-600); color: var(--red-600); }

.form-actions {
  display: flex; gap: .75rem; justify-content: flex-end;
  margin-top: 1.25rem; padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

/* ── Tables ──────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; margin: 0 -.25rem; }

table { width: 100%; border-collapse: collapse; font-size: .875rem; }

thead th {
  background: var(--bg);
  padding: .65rem 1rem;
  text-align: left;
  font-size: .72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
th.num, td.num { text-align: right; }

tbody tr { border-bottom: 1px solid var(--border); transition: background var(--ease); }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--green-50); }
tbody td { padding: .8rem 1rem; vertical-align: middle; }

.td-actions { display: flex; gap: .35rem; align-items: center; }

.total-row td   { background: var(--green-50) !important; }
tfoot .total-row td { font-size: .9rem; }

/* Badges */
.badge {
  display: inline-flex; align-items: center;
  padding: .18rem .55rem; border-radius: 20px;
  font-size: .72rem; font-weight: 600;
}
.badge-success { background: #DCFCE7; color: #15803D; }
.badge-warn    { background: var(--red-100); color: var(--red-600); }
.badge-info    { background: var(--blue-100); color: var(--blue-600); }

.empty-state {
  text-align: center; padding: 2.5rem 1rem; color: var(--text-muted);
}
.empty-icon { font-size: 2.5rem; margin-bottom: .5rem; }
.empty-td   { text-align: center; padding: 2rem; color: var(--text-muted); }

/* Report table */
.report-table th, .report-table td { text-align: right; }
.report-table th:first-child, .report-table td:first-child { text-align: left; }

/* ── Activity feed ───────────────────────────────────────────────────────── */
.activity-list { display: flex; flex-direction: column; gap: .6rem; }
.activity-item {
  display: flex; align-items: center; gap: 1rem;
  padding: .7rem .9rem;
  background: var(--bg); border-radius: var(--r-sm);
}
.activity-icon  { font-size: 1.2rem; flex-shrink: 0; }
.activity-details { flex: 1; min-width: 0; }
.activity-title {
  font-size: .875rem; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.activity-meta  { font-size: .76rem; color: var(--text-muted); }
.activity-amount {
  font-weight: 600; font-size: .9375rem; color: #16A34A; flex-shrink: 0;
}
.activity-amount.expense { color: var(--red-600); }

/* ── Charts ──────────────────────────────────────────────────────────────── */
.charts-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 1.5rem;
}
.chart-wrap    { position: relative; height: 280px; }
.chart-wrap-sm { height: 260px; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: var(--green-800);
    flex-direction: column; padding: .5rem; gap: .2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,.25);
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: .75rem 1rem; }
  .nav-hamburger { display: flex; }
  .nav-user .btn { display: none; }

  .view { padding: 1rem; }
  .charts-grid { grid-template-columns: 1fr; }
  .stats-grid  { grid-template-columns: 1fr 1fr; }
  .form-grid   { grid-template-columns: 1fr; }
  .form-actions { flex-direction: column; }
  .form-actions .btn { width: 100%; justify-content: center; }
  #toast-container { left: 1rem; right: 1rem; bottom: 1rem; }
  .toast { max-width: 100%; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .brand-name { display: none; }
  .page-title { font-size: 1.3rem; }
}

/* ── Print ───────────────────────────────────────────────────────────────── */
@media print {
  .navbar, .form-actions, .btn, .td-actions,
  .print-hide { display: none !important; }
  #app > main { margin-top: 0; }
  body { background: #fff; }
  .card { box-shadow: none; border: 1px solid #ccc; }
}