/* ============================================================
   Sistem Manajemen Karang Taruna - Main Stylesheet
   Design: Modern Dark with Teal/Green accent
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #34d399;
  --primary-glow: rgba(16, 185, 129, 0.15);
  --secondary: #3b82f6;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #06b6d4;
  --purple: #8b5cf6;

  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --bg-card2: #162032;
  --bg-sidebar: #0d1b2a;
  --border: rgba(255,255,255,0.07);
  --border-light: rgba(255,255,255,0.12);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --sidebar-width: 260px;
  --header-height: 64px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(180deg, #ecfdf5 0%, #dbeafe 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  padding: 0;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.app-wrapper {
  display: flex;
  min-height: 100vh;
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  background: #f8fafc;
  box-shadow: 0 0 0 1px rgba(15,23,42,0.04), 0 12px 40px rgba(15,23,42,0.12);
  position: relative;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  width: 100%;
  background: linear-gradient(180deg, #0f172a 0%, #111827 100%);
  border-right: none;
  border-bottom: 1px solid rgba(148,163,184,0.2);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  z-index: 100;
  transition: transform 0.3s ease;
  border-radius: 0;
}

.sidebar-logo {
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo .logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, #10b981, #3b82f6);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0; color: #fff;
}

.sidebar-logo .logo-icon-img {
  width: 48px; height: 48px;
  border-radius: 10px;
  object-fit: contain;
  flex-shrink: 0;
  background: transparent;
}

.sidebar-logo .logo-text h2 {
  font-size: 14px; font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.sidebar-logo .logo-text span {
  font-size: 11px;
  color: var(--primary);
  font-weight: 500;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 12px 8px;
  overflow-y: visible;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.nav-label {
  width: 100%;
  font-size: 9px;
  font-weight: 700;
  color: rgba(148,163,184,0.95);
  text-transform: uppercase;
  letter-spacing: 1.1px;
  padding: 8px 10px 4px;
  margin-top: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex: 1 1 calc(50% - 8px);
  min-width: 120px;
  padding: 11px 10px;
  border-radius: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.2s ease;
  margin-bottom: 0;
  position: relative;
  background: rgba(255,255,255,0.03);
}

.nav-item:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--primary-glow);
  color: var(--primary);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 20px;
  background: var(--primary);
  border-radius: 0 4px 4px 0;
}

.nav-item .nav-icon {
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 12px 12px 14px;
  border-top: 1px solid var(--border);
}

.sidebar-footer .admin-info {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  margin-bottom: 10px;
}

.admin-avatar {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
  flex-shrink: 0;
}

.admin-name { font-size: 13px; font-weight: 600; }
.admin-role { font-size: 11px; color: var(--text-muted); }

.btn-logout {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  background: rgba(239,68,68,0.1);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.2);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-logout:hover { background: rgba(239,68,68,0.2); }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  flex: 1;
  margin-left: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #f8fafc;
  width: 100%;
}

.top-header {
  height: auto;
  min-height: 74px;
  background: linear-gradient(135deg, #0f172a 0%, #111827 55%, #1e293b 100%);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(148,163,184,0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 8px 18px rgba(15,23,42,0.18);
}

.page-title {
  font-size: 17px;
  font-weight: 800;
  color: #f8fafc;
  letter-spacing: 0.1px;
}

.page-subtitle {
  font-size: 11.5px;
  color: rgba(148,163,184,0.92);
  margin-top: 2px;
  font-weight: 500;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.date-badge {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(148,163,184,0.22);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 11px;
  color: #e2e8f0;
  font-weight: 600;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}

.page-content {
  padding: 16px;
  flex: 1;
}

/* ============================================================
   CARDS & STATS
   ============================================================ */
.stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 18px;
}

.stat-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid rgba(148,163,184,0.2);
  border-radius: 18px;
  padding: 18px 16px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 8px 18px rgba(15,23,42,0.05);
}

.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.stat-card.green::before { background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
.stat-card.blue::before { background: linear-gradient(90deg, var(--secondary), #60a5fa); }
.stat-card.orange::before { background: linear-gradient(90deg, var(--warning), #fbbf24); }
.stat-card.purple::before { background: linear-gradient(90deg, var(--purple), #a78bfa); }
.stat-card.red::before { background: linear-gradient(90deg, var(--danger), #f87171); }

.stat-card .stat-icon {
  width: 46px; height: 46px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 14px;
}

.stat-card.green .stat-icon { background: rgba(16,185,129,0.15); }
.stat-card.blue .stat-icon { background: rgba(59,130,246,0.15); }
.stat-card.orange .stat-icon { background: rgba(245,158,11,0.15); }
.stat-card.purple .stat-icon { background: rgba(139,92,246,0.15); }
.stat-card.red .stat-icon { background: rgba(239,68,68,0.15); }

.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
  margin-bottom: 6px;
}

.money-amount,
.money-positive,
.money-negative {
  font-weight: 800;
  letter-spacing: 0.1px;
}

.money-positive {
  color: #0f766e;
}

.money-negative {
  color: #b91c1c;
}

.money-amount {
  color: #0f172a;
}

.stat-label {
  font-size: 12.5px;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-change {
  font-size: 11px;
  margin-top: 8px;
  color: var(--primary);
}

/* ============================================================
   TABLE CARD
   ============================================================ */
.card {
  background: #ffffff;
  border: 1px solid rgba(148,163,184,0.2);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(15,23,42,0.04);
}

.card-header {
  padding: 16px 18px;
  border-bottom: 1px solid rgba(148,163,184,0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.card-body { padding: 16px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 18px;
  border-radius: 14px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
  box-shadow: 0 8px 18px rgba(15,23,42,0.08);
}

.btn-primary {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #fff;
  box-shadow: 0 10px 18px rgba(16,185,129,0.26);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 22px rgba(16,185,129,0.34); }

.btn-secondary {
  background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
  color: #334155;
  border: 1px solid rgba(148,163,184,0.28);
  box-shadow: none;
}
.btn-secondary:hover { background: #f1f5f9; color: #0f172a; }

.btn-danger {
  background: linear-gradient(180deg, #fee2e2 0%, #fecaca 100%);
  color: #b91c1c;
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover { background: #fecaca; }

.btn-warning {
  background: linear-gradient(180deg, #fef3c7 0%, #fde68a 100%);
  color: #92400e;
  border: 1px solid rgba(245,158,11,0.22);
}
.btn-warning:hover { background: #fde68a; }

.btn-info {
  background: linear-gradient(180deg, #cffafe 0%, #a5f3fc 100%);
  color: #0f766e;
  border: 1px solid rgba(6,182,212,0.2);
}
.btn-info:hover { background: #a5f3fc; }

.btn-sm { padding: 8px 12px; font-size: 12px; border-radius: 12px; }
.btn-lg { padding: 13px 20px; font-size: 15px; border-radius: 16px; }

/* ============================================================
   TABLE
   ============================================================ */
.table-wrapper { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

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

tbody tr:hover td { background: rgba(255,255,255,0.03); }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.badge-success { background: rgba(16,185,129,0.15); color: var(--primary); }
.badge-danger { background: rgba(239,68,68,0.15); color: var(--danger); }
.badge-warning { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-info { background: rgba(6,182,212,0.15); color: var(--info); }
.badge-secondary { background: rgba(255,255,255,0.08); color: var(--text-secondary); }
.badge-purple { background: rgba(139,92,246,0.15); color: var(--purple); }

/* ============================================================
   FORMS
   ============================================================ */
.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 7px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  background: #f8fafc;
  border: 1px solid rgba(148,163,184,0.25);
  border-radius: 14px;
  padding: 12px 14px;
  color: #0f172a;
  font-size: 14px;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  outline: none;
  box-shadow: inset 0 1px 2px rgba(15,23,42,0.04);
}

.form-control:focus {
  border-color: #10b981;
  box-shadow: 0 0 0 4px rgba(16,185,129,0.12);
  background: #ffffff;
  transform: translateY(-1px);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control { cursor: pointer; }
select.form-control option { background: #1e293b; }

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

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.form-actions {
  display: flex; gap: 12px; justify-content: flex-end;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: 20px;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  width: min(90vw, 580px);
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(16px);
  transition: transform 0.25s;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  scrollbar-width: thin;
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.modal-close:hover { background: rgba(255,255,255,0.12); color: var(--text-primary); }

.modal-body { padding: 24px; }

/* ============================================================
   ALERT / FLASH
   ============================================================ */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 13.5px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border-left: 4px solid;
}

.alert-success { background: rgba(16,185,129,0.12); border-color: var(--primary); color: #6ee7b7; }
.alert-danger { background: rgba(239,68,68,0.12); border-color: var(--danger); color: #fca5a5; }
.alert-warning { background: rgba(245,158,11,0.12); border-color: var(--warning); color: #fcd34d; }
.alert-info { background: rgba(6,182,212,0.12); border-color: var(--info); color: #67e8f9; }

/* ============================================================
   SEARCH BAR
   ============================================================ */
.search-box {
  position: relative;
}

.search-box input {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 14px 9px 38px;
  color: var(--text-primary);
  font-size: 13px;
  font-family: 'Inter', sans-serif;
  outline: none;
  width: 220px;
  transition: border-color 0.2s;
}

.search-box input:focus { border-color: var(--primary); }
.search-box::before {
  content: '🔍';
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  font-size: 13px;
  pointer-events: none;
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon { font-size: 48px; margin-bottom: 16px; }
.empty-state p { font-size: 14px; margin-bottom: 20px; }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 16px 0 0;
}

.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}

.pagination a { background: rgba(255,255,255,0.05); color: var(--text-secondary); border: 1px solid var(--border); }
.pagination a:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }
.pagination span.current { background: var(--primary); color: #fff; border: 1px solid var(--primary); }

/* ============================================================
   PRESENSI CHECKBOX GRID
   ============================================================ */
.presensi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.presensi-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.2s;
  cursor: pointer;
}

.presensi-item:hover { border-color: var(--primary); background: var(--primary-glow); }

.presensi-item input[type="radio"],
.presensi-item input[type="checkbox"] { display: none; }

.presensi-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700;
  flex-shrink: 0;
}

.presensi-info .p-name { font-size: 14px; font-weight: 600; }
.presensi-info .p-jabatan { font-size: 11px; color: var(--text-muted); }

.presensi-status {
  margin-left: auto;
}

.presensi-status select {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
  color: var(--text-primary);
  font-size: 12px;
  outline: none;
  cursor: pointer;
}

.presensi-status select option { background: #1e293b; }

/* ============================================================
   DASHBOARD RECENT
   ============================================================ */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* ============================================================
   KAS CHART PLACEHOLDER
   ============================================================ */
.kas-summary {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.kas-box {
  flex: 1;
  min-width: 160px;
  padding: 18px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.kas-box.pemasukan { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.2); }
.kas-box.pengeluaran { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.2); }
.kas-box.saldo { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); }

.kas-box .kb-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
.kas-box.pemasukan .kb-label { color: var(--primary); }
.kas-box.pengeluaran .kb-label { color: var(--danger); }
.kas-box.saldo .kb-label { color: var(--secondary); }

.kas-box .kb-value { font-size: 18px; font-weight: 800; }
.kas-box.pemasukan .kb-value { color: var(--primary-light); }
.kas-box.pengeluaran .kb-value { color: #f87171; }
.kas-box.saldo .kb-value { color: #93c5fd; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .app-wrapper {
    max-width: 100%;
    min-height: 100vh;
  }
  .sidebar {
    position: sticky;
    top: 0;
    width: 100%;
    transform: none;
  }
  .main-content { margin-left: 0; }
  .stat-grid { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .stat-grid { grid-template-columns: 1fr; }
  .page-content { padding: 14px; }
  .card-header { flex-direction: column; align-items: flex-start; }
  .top-header {
    padding: 10px 14px;
  }
  .page-title {
    font-size: 14px;
  }
  .page-subtitle {
    font-size: 11px;
  }
  .date-badge {
    font-size: 11px;
    padding: 5px 10px;
  }
  .btn {
    padding: 8px 12px;
    font-size: 12px;
  }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.fade-in { animation: fadeIn 0.3s ease forwards; }

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(16,185,129,0); }
}
.pulse { animation: pulse-green 2s infinite; }

/* ============================================================
   NUMBER INPUT
   ============================================================ */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }

/* ============================================================
   CONFIRM DELETE
   ============================================================ */
.confirm-modal .confirm-icon {
  font-size: 48px; text-align: center; margin-bottom: 16px;
}
.confirm-modal p { text-align: center; color: var(--text-secondary); margin-bottom: 24px; }
.confirm-modal .modal-actions { display: flex; gap: 10px; justify-content: center; }