/* Prime Agri — monochrome design system (Poppins + Tailwind) */

:root {
  --ink: #0a0a0a;
  --ink-muted: #525252;
  --surface: #ffffff;
  --surface-subtle: #fafafa;
  --border: #e5e5e5;
  --border-strong: #0a0a0a;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.06);
}

body {
  font-family: 'Poppins', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  color: var(--ink);
  background: var(--surface-subtle);
}

/* Sidebar */
.pa-sidebar {
  width: 260px;
  background: var(--surface);
  border-right: 1px solid var(--border);
}

.pa-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-muted);
  transition: background 0.15s, color 0.15s;
}

.pa-nav-link:hover {
  background: var(--surface-subtle);
  color: var(--ink);
}

.pa-nav-link.active {
  background: var(--ink);
  color: #fff;
}

.pa-nav-link.active svg {
  opacity: 1;
}

/* Cards */
.pa-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* Forms */
.pa-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
}

.pa-input,
.pa-select,
.pa-textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.pa-input:focus,
.pa-select:focus,
.pa-textarea:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.08);
}

.pa-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Buttons */
.pa-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.1s;
  text-decoration: none;
  white-space: nowrap;
}

.pa-btn:active {
  transform: scale(0.98);
}

.pa-btn-primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.pa-btn-primary:hover {
  background: #262626;
  border-color: #262626;
  color: #fff;
}

.pa-btn-secondary {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--border);
}

.pa-btn-secondary:hover {
  background: var(--surface-subtle);
  border-color: #d4d4d4;
  color: var(--ink);
}

.pa-btn-danger {
  background: var(--surface);
  color: #171717;
  border-color: var(--border);
}

.pa-btn-danger:hover {
  background: #fafafa;
  border-color: var(--ink);
}

.pa-btn-ghost {
  background: transparent;
  color: var(--ink-muted);
  border-color: transparent;
  padding: 8px 12px;
  font-weight: 500;
}

.pa-btn-ghost:hover {
  color: var(--ink);
  background: var(--surface-subtle);
}

.pa-btn-sm {
  padding: 6px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
}

/* Alerts */
.pa-alert {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  border-left: 3px solid var(--ink);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left-width: 3px;
  margin-bottom: 1.25rem;
}

.pa-alert-error {
  border-left-color: var(--ink);
  background: #fafafa;
}

.pa-alert-success {
  border-left-color: var(--ink);
  background: #f5f5f5;
}

.pa-alert-warning {
  border-left-color: #737373;
  background: #fafafa;
}

/* Tables */
.pa-table-wrap {
  overflow-x: auto;
}

.pa-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.pa-table thead {
  background: var(--surface-subtle);
  border-bottom: 1px solid var(--border);
}

.pa-table th {
  padding: 12px 20px;
  text-align: left;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}

.pa-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
  vertical-align: middle;
}

.pa-table tbody tr:hover {
  background: #fafafa;
}

.pa-table tbody tr:last-child td {
  border-bottom: none;
}

/* Stat cards */
.pa-stat {
  padding: 24px;
}

.pa-stat-value {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* Badges / chips */
.pa-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--surface-subtle);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--ink-muted);
}

.pa-badge-mono {
  font-family: ui-monospace, monospace;
  font-size: 0.6875rem;
}

/* Invoice sub-row */
.pa-subrow {
  background: #fafafa;
  font-size: 0.8125rem;
}

.pa-subrow td {
  padding: 12px 20px !important;
}

/* Guest auth layout */
.pa-auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--surface-subtle);
}

.pa-auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  padding: 40px 36px;
}

/* Mobile sidebar overlay */
#pa-sidebar-backdrop {
  display: none;
}

@media (max-width: 1023px) {
  .pa-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 50;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

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

  #pa-sidebar-backdrop.open {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 40;
  }
}