/* ── PPIM — Professional White Theme ── */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --primary: #0a66c2;
  --primary-light: #e8f0fe;
  --primary-dark: #004182;
  --accent: #057642;
  --gray-50: #f8f9fb;
  --gray-100: #f0f2f5;
  --gray-200: #e1e4e8;
  --gray-300: #c4c9d0;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --success: #059669;
  --success-bg: #ecfdf5;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --orange: #ea580c;
  --orange-bg: #fff7ed;
  --purple: #7c3aed;
  --purple-bg: #f5f3ff;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.08);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--gray-800);
  background: var(--gray-50);
  -webkit-font-smoothing: antialiased;
}

/* ─── Navbar ─── */
.navbar {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1030;
  height: 64px;
}

.navbar .container {
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 28px;
  max-width: 1200px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  padding: 0;
  margin: 0 32px 0 0;
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-brand img {
  height: 40px;
  width: auto;
  display: block;
}

.navbar .navbar-nav {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.navbar .navbar-nav.me-auto {
  gap: 4px;
}

.navbar .nav-item {
  position: relative;
}

.navbar .nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-600) !important;
  font-weight: 500;
  font-size: 14px;
  padding: 8px 18px !important;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.navbar .nav-link:hover {
  color: var(--gray-900) !important;
  background: var(--gray-100);
}

.navbar .nav-link.active {
  color: var(--primary) !important;
  background: var(--primary-light);
}

.navbar .nav-link i { font-size: 15px; }

.navbar .navbar-nav:last-child {
  margin-left: auto;
  gap: 6px;
}

.navbar .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.navbar .user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 12px 4px 4px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: default;
}

.navbar .user-info .user-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  white-space: nowrap;
}

.navbar .user-info:hover {
  background: var(--gray-50);
}

.navbar .divider {
  width: 1px;
  height: 28px;
  background: var(--gray-200);
  margin: 0 4px;
}

.navbar .logout-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--gray-400) !important;
  font-size: 18px;
  transition: var(--transition);
  text-decoration: none;
}

.navbar .logout-link:hover {
  color: var(--danger) !important;
  background: var(--danger-bg) !important;
}

.navbar-toggler {
  border: none;
  padding: 6px 10px;
  color: var(--gray-600);
  background: none;
  font-size: 20px;
}

.navbar-toggler:focus { box-shadow: none; }

@media (max-width: 991.98px) {
  .navbar { height: auto; min-height: 64px; }
  .navbar .container { height: 64px; }
  .navbar .navbar-collapse {
    background: #fff;
    padding: 12px 0 16px;
    border-top: 1px solid var(--gray-100);
  }
  .navbar .navbar-nav { flex-direction: column; align-items: stretch; gap: 2px; }
  .navbar .navbar-nav.me-auto { gap: 2px; }
  .navbar .navbar-nav:last-child { margin-left: 0; border-top: 1px solid var(--gray-100); padding-top: 12px; margin-top: 8px; }
  .navbar .nav-link { padding: 10px 16px !important; }
  .navbar .user-info { padding: 4px 12px; }
  .navbar .divider { display: none; }
}

/* ─── Page ─── */
.page-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 28px 56px;
}

@media (max-width: 768px) {
  .page-wrapper { padding: 20px 16px 40px; }
}

/* ─── Page Header ─── */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-header h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-header h2 i { color: var(--primary); font-size: 24px; }

.page-header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ─── Cards ─── */
.card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-bottom: 20px;
}

.card-header {
  background: transparent;
  border-bottom: 1px solid var(--gray-100);
  padding: 18px 22px;
  font-weight: 600;
  font-size: 15px;
  color: var(--gray-700);
}

.card-body { padding: 22px; }

.card-body.p-0 { padding: 0; }

/* ─── Stat Cards ─── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.stat-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.stat-card:hover { box-shadow: var(--shadow-md); }

.stat-card .stat-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.stat-card .stat-icon {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 24px;
  color: var(--gray-200);
}

.stat-card .stat-footer {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 8px;
  display: flex;
  gap: 14px;
}

.stat-card .stat-footer span { display: flex; align-items: center; gap: 4px; }

/* ─── Buttons ─── */
.btn {
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  padding: 8px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  line-height: 1.5;
}

.btn-sm { padding: 5px 12px; font-size: 13px; }
.btn-lg { padding: 10px 24px; font-size: 16px; }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(10,102,194,0.25);
  transform: translateY(-1px);
}

.btn-outline-primary {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-outline-primary:hover {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(10,102,194,0.2);
  transform: translateY(-1px);
}

.btn-outline-secondary {
  background: transparent;
  border-color: var(--gray-300);
  color: var(--gray-600);
}
.btn-outline-secondary:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
  transform: translateY(-1px);
}

.btn-outline-danger {
  background: transparent;
  border-color: var(--gray-300);
  color: var(--danger);
}
.btn-outline-danger:hover {
  background: var(--danger-bg);
  border-color: var(--danger);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--gray-500);
  padding: 6px 10px;
}
.btn-ghost:hover { background: var(--gray-100); color: var(--primary); transform: translateY(-1px); }

/* ─── Forms ─── */
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 4px;
}

.form-control, .form-select {
  width: 100%;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 14px;
  font-family: inherit;
  color: var(--gray-800);
  background: #fff;
  transition: var(--transition);
  line-height: 1.5;
}

.form-control::placeholder { color: var(--gray-300); }
.form-control:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(10,102,194,0.1);
}

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

/* ─── Badges ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  white-space: nowrap;
}

.badge-status-pending { background: var(--warning-bg); color: #92400e; border: 1px solid #fde68a; }
.badge-status-done { background: var(--success-bg); color: #065f46; border: 1px solid #a7f3d0; }
.badge-status-delayed { background: var(--orange-bg); color: #9a3412; border: 1px solid #fed7aa; }
.badge-status-cancelled { background: var(--danger-bg); color: #991b1b; border: 1px solid #fecaca; }
.badge-status-postponed { background: var(--purple-bg); color: #5b21b6; border: 1px solid #c4b5fd; }

.badge.bg-primary { background: var(--primary-light) !important; color: var(--primary) !important; border: none; }

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

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table thead th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-400);
  padding: 14px 18px;
  border-bottom: 1px solid var(--gray-200);
  background: var(--gray-50);
}

.table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-700);
  vertical-align: middle;
}

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

.table-hover tbody tr { transition: var(--transition); }
.table-hover tbody tr:hover { background: var(--gray-50); }

/* ─── Alerts ─── */
.alert {
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 14px;
  border: 1px solid transparent;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.alert-success { background: var(--success-bg); color: #065f46; border-color: #a7f3d0; }
.alert-danger { background: var(--danger-bg); color: #991b1b; border-color: #fecaca; }
.alert-warning { background: var(--warning-bg); color: #92400e; border-color: #fde68a; }
.alert-info { background: #eff6ff; color: #1e40af; border-color: #bfdbfe; }

.alert .btn-close { margin-left: auto; }

/* ─── Tabs ─── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 28px;
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-500);
  border: none;
  background: none;
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
}

.tab-btn:hover { color: var(--gray-700); background: var(--gray-50); }
.tab-btn.active { color: var(--primary); }
.tab-btn.active::after { width: 100%; }

/* Tab content transitions */
.tab-content {
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.tab-content.d-none {
  display: none !important;
}

/* ─── Login ─── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-50);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  box-shadow: var(--shadow-lg);
}

.login-card .login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-card .login-logo img {
  height: 48px;
  width: auto;
}

.login-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  text-align: center;
  margin: 0 0 4px;
}

.login-card .login-subtitle {
  font-size: 14px;
  color: var(--gray-500);
  text-align: center;
  margin: 0 0 32px;
}

/* ─── Schedule Cards ─── */
.schedule-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.schedule-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border-left: 4px solid var(--gray-300);
}

.schedule-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--gray-300);
  transform: translateY(-2px);
}

.schedule-card.border-pending { border-left-color: var(--warning); }
.schedule-card.border-done { border-left-color: var(--success); }
.schedule-card.border-delayed { border-left-color: var(--orange); }
.schedule-card.border-cancelled { border-left-color: var(--danger); }
.schedule-card.border-postponed { border-left-color: var(--purple); }

.schedule-card .card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 2px;
}

.schedule-card .card-subject {
  font-size: 13px;
  color: var(--gray-400);
  margin-bottom: 12px;
}

.schedule-card .card-details {
  font-size: 13px;
  color: var(--gray-600);
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 14px;
}

.schedule-card .card-details span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.schedule-card .card-details i {
  width: 16px;
  color: var(--gray-400);
}

/* ─── Filter Bar ─── */
.filter-bar {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  margin-bottom: 22px;
}

.filter-bar .filter-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: end;
}

.filter-bar .filter-row > * {
  flex: 1;
  min-width: 160px;
}

/* ─── Form Sections ─── */
.form-section {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 18px;
  margin-bottom: 18px;
}

.form-section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-500);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ─── Form Header ─── */
.form-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.form-header-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.form-header-icon i {
  font-size: 20px;
  color: var(--primary);
}

.form-header h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 2px;
}

.form-header p {
  font-size: 13px;
  color: var(--gray-500);
  margin: 0;
}

/* ─── Empty State ─── */
.empty-state {
  text-align: center;
  padding: 56px 24px;
}

.empty-state i {
  font-size: 44px;
  color: var(--gray-300);
  margin-bottom: 14px;
  display: block;
}

.empty-state h5 {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-500);
  margin: 0 0 4px;
}

.empty-state p {
  font-size: 14px;
  color: var(--gray-400);
  margin: 0;
}

/* ─── Calendar ─── */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}

.cal-header {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-400);
  padding: 12px 4px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}

.cal-cell {
  min-height: 100px;
  padding: 6px;
  border-right: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  background: #fff;
  transition: var(--transition);
}

.cal-cell:nth-child(7n) { border-right: none; }
.cal-cell.empty { background: var(--gray-50); }

.cal-cell .day-num {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-600);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-bottom: 4px;
}

.cal-cell.today .day-num {
  background: var(--primary);
  color: #fff;
}

.cal-cell.past .day-num { color: var(--gray-300); }

.cal-event {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 3px;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: default;
  font-weight: 500;
}

.cal-event.pending { background: var(--warning-bg); color: #92400e; }
.cal-event.done { background: var(--success-bg); color: #065f46; }
.cal-event.delayed { background: var(--orange-bg); color: #9a3412; }
.cal-event.cancelled { background: var(--danger-bg); color: #991b1b; }
.cal-event.postponed { background: var(--purple-bg); color: #5b21b6; }

.cal-more {
  font-size: 11px;
  color: var(--primary);
  font-weight: 600;
  padding: 1px 6px;
  cursor: pointer;
}

@media (max-width: 768px) {
  .cal-cell { min-height: 64px; }
  .cal-event { font-size: 10px; padding: 1px 4px; }
  .cal-cell .day-num { width: 24px; height: 24px; font-size: 12px; }
}

/* ─── Progress Bar ─── */
.progress {
  height: 6px;
  background: var(--gray-100);
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: 99px;
  background: var(--primary);
  transition: width 0.4s ease;
}

/* ─── Grid Helpers ─── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid.col-3 { grid-template-columns: 1fr 1fr 1fr; }

@media (max-width: 640px) {
  .form-grid, .form-grid.col-3 { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .schedule-grid { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: start; }
  .page-header-actions { width: 100%; }
  .page-header-actions .btn { flex: 1; justify-content: center; }
}

/* ─── Modals ─── */
.modal-content {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.modal-header {
  border-bottom: 1px solid var(--gray-100);
  padding: 18px 22px;
}

.modal-title { font-weight: 700; font-size: 16px; }

.modal-body { padding: 22px; }

.modal-footer {
  border-top: 1px solid var(--gray-100);
  padding: 14px 22px;
}

/* ─── Utility ─── */
.fw-semibold { font-weight: 600; }
.text-muted { color: var(--gray-400) !important; }
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-orange { color: var(--orange) !important; }

.bg-light { background: var(--gray-50) !important; }

.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 24px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 24px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.w-full { width: 100%; }

/* ─── Animations ─── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.card, .alert, .schedule-card, .stat-card {
  animation: fadeIn 0.3s ease-out;
}