/* ============================================================
   NTT DATA AMS Operations Dashboard — Main Stylesheet
   Brand Colors: Navy #001a4e | Blue #003da5 | Cyan #00b4d8
   ============================================================ */

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

:root {
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 72px;
  --header-height: 64px;
  --navy: #001a4e;
  --blue: #003da5;
  --blue-light: #1a56c4;
  --cyan: #00b4d8;
  --cyan-light: #e0f7fc;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --bg-primary: #f8fafc;
  --bg-white: #ffffff;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.05);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-800);
  background: var(--bg-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }
img { max-width: 100%; }

/* ── SIDEBAR ── */
.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 100;
  transition: width var(--transition);
  overflow: hidden;
}

.sidebar.collapsed { width: var(--sidebar-collapsed-width); }

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  min-height: var(--header-height);
  flex-shrink: 0;
}

.sidebar-logo img {
  width: 130px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
}

.sidebar.collapsed .sidebar-logo img { width: 32px; height: 32px; object-fit: contain; }

.sidebar-logo-subtitle {
  font-size: 10px;
  font-weight: 600;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .8px;
  white-space: nowrap;
  transition: opacity var(--transition);
}

.sidebar.collapsed .sidebar-logo-subtitle { opacity: 0; width: 0; overflow: hidden; }

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 0;
}

.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 2px; }

.nav-group-label {
  font-size: 10px;
  font-weight: 700;
  color: rgba(255,255,255,.3);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 14px 22px 5px;
  white-space: nowrap;
  transition: opacity var(--transition);
}

.sidebar.collapsed .nav-group-label { opacity: 0; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 22px;
  color: rgba(255,255,255,.65);
  transition: all var(--transition);
  position: relative;
  white-space: nowrap;
  border-left: 3px solid transparent;
}

.nav-item:hover { color: #fff; background: rgba(255,255,255,.06); }

.nav-item.active {
  color: #fff;
  background: rgba(0,180,216,.14);
  border-left-color: var(--cyan);
}

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

.nav-item .nav-icon svg { width: 17px; height: 17px; }

.nav-item .nav-label {
  font-size: 13px;
  font-weight: 500;
  transition: opacity var(--transition);
}

.sidebar.collapsed .nav-label { opacity: 0; width: 0; overflow: hidden; }

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  transition: opacity var(--transition);
}

.sidebar.collapsed .nav-badge { opacity: 0; }

.sidebar.collapsed .nav-item:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(var(--sidebar-collapsed-width) + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--gray-900);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  z-index: 200;
  pointer-events: none;
  box-shadow: var(--shadow-md);
}

.sidebar-footer {
  padding: 14px 18px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
}

.user-info { transition: opacity var(--transition); min-width: 0; }
.sidebar.collapsed .user-info { opacity: 0; width: 0; overflow: hidden; }

.user-name {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 11px;
  color: rgba(255,255,255,.4);
  white-space: nowrap;
}

/* ── MAIN WRAPPER ── */
.main-wrapper {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition);
}

.main-wrapper.sidebar-collapsed { margin-left: var(--sidebar-collapsed-width); }

/* ── TOP HEADER ── */
.top-header {
  height: var(--header-height);
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.header-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600);
  transition: all var(--transition);
  flex-shrink: 0;
}

.header-toggle:hover { background: var(--gray-100); color: var(--blue); }

.header-title { flex: 1; }

.header-title h1 {
  font-size: 17px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.header-title p {
  font-size: 12px;
  color: var(--gray-400);
  margin-top: 1px;
}

.header-actions { display: flex; align-items: center; gap: 8px; }

.header-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  transition: all var(--transition);
  position: relative;
}

.header-btn:hover { background: var(--gray-100); color: var(--blue); }

.header-btn .dot {
  position: absolute;
  top: 5px; right: 5px;
  width: 7px; height: 7px;
  background: var(--danger);
  border-radius: 50%;
  border: 1.5px solid #fff;
}

/* ── PAGE CONTENT ── */
.page-content { flex: 1; padding: 24px; }

/* ── BREADCRUMB ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  font-size: 12px;
  color: var(--gray-400);
}

.breadcrumb a { color: var(--blue); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--gray-300); }

/* ── SECTION HEADER ── */
.section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
}

.section-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
}

.section-subtitle {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 2px;
}

/* ── STATS GRID ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow var(--transition);
}

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

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-card-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.stat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon svg { width: 18px; height: 18px; }
.stat-icon.blue   { background: #eff6ff; color: var(--blue); }
.stat-icon.cyan   { background: var(--cyan-light); color: #0077b6; }
.stat-icon.green  { background: #d1fae5; color: var(--success); }
.stat-icon.amber  { background: #fef3c7; color: var(--warning); }
.stat-icon.red    { background: #fee2e2; color: var(--danger); }
.stat-icon.purple { background: #ede9fe; color: #7c3aed; }

.stat-value {
  font-size: 30px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1;
}

.stat-footer {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--gray-400);
}

.trend { font-size: 12px; font-weight: 600; display: flex; align-items: center; gap: 2px; }
.trend.up   { color: var(--success); }
.trend.down { color: var(--danger); }

/* ── CARDS ── */
.card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-900);
}

.card-body { padding: 20px; }

.card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  background: var(--gray-50);
}

/* ── GRID LAYOUTS ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ── PROCESS FLOW STRIP ── */
.flow-strip {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  overflow-x: auto;
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 90px;
  position: relative;
  text-decoration: none;
}

.flow-step::after {
  content: '';
  position: absolute;
  top: 20px;
  left: 60%;
  right: -40%;
  height: 2px;
  background: var(--gray-200);
}

.flow-step:last-child::after { display: none; }

.flow-step.active::after { background: var(--blue); }

.flow-bubble {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--gray-200);
  background: var(--bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  transition: all var(--transition);
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.flow-bubble svg { width: 18px; height: 18px; }

.flow-step:hover .flow-bubble,
.flow-step.active .flow-bubble {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(0,61,165,.12);
}

.flow-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--gray-400);
  text-align: center;
  line-height: 1.3;
  max-width: 80px;
}

.flow-step:hover .flow-label,
.flow-step.active .flow-label { color: var(--blue); }

/* ── TABLES ── */
.table-wrapper { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead tr { background: var(--gray-50); }

th {
  padding: 10px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: .4px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--gray-700);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--gray-50); }

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

.badge-blue   { background: #eff6ff; color: var(--blue); }
.badge-cyan   { background: var(--cyan-light); color: #0077b6; }
.badge-green  { background: #d1fae5; color: #065f46; }
.badge-amber  { background: #fef3c7; color: #92400e; }
.badge-red    { background: #fee2e2; color: #991b1b; }
.badge-purple { background: #ede9fe; color: #5b21b6; }
.badge-gray   { background: var(--gray-100); color: var(--gray-600); }

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn svg { width: 15px; height: 15px; }

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

.btn-primary:hover { background: var(--blue-light); border-color: var(--blue-light); }

.btn-outline {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}

.btn-outline:hover { background: #eff6ff; }

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border-color: var(--border-color);
}

.btn-ghost:hover { background: var(--gray-100); color: var(--gray-900); }

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.btn-danger:hover { background: #dc2626; }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 11px 22px; font-size: 15px; }

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

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .3px;
}

.form-control {
  width: 100%;
  padding: 9px 13px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: inherit;
  color: var(--gray-800);
  background: var(--bg-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,61,165,.08);
}

.form-control::placeholder { color: var(--gray-400); }

select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px; }

/* ── UPLOAD ZONE ── */
.upload-zone {
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-md);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--gray-50);
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--blue);
  background: #f0f5ff;
}

.upload-zone-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: #eff6ff;
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.upload-zone-icon svg { width: 24px; height: 24px; }

.upload-zone h4 { font-size: 14px; font-weight: 700; color: var(--gray-800); margin-bottom: 4px; }
.upload-zone p  { font-size: 12px; color: var(--gray-500); }

/* ── MODAL ── */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 300;
  align-items: center;
  justify-content: center;
}

.modal-backdrop.open { display: flex; }

.modal {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: modalIn .2s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(-16px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

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

.modal-title { font-size: 15px; font-weight: 700; color: var(--gray-900); }

.modal-close {
  width: 30px; height: 30px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--gray-100);
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover { background: var(--gray-200); color: var(--gray-900); }

.modal-body { padding: 24px; overflow-y: auto; }

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ── AI PANEL ── */
.ai-panel {
  background: linear-gradient(135deg, #f0f5ff 0%, #e8f4fd 100%);
  border: 1px solid #c7d9f5;
  border-radius: var(--radius-md);
  padding: 20px;
}

.ai-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--blue);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 3px 8px;
  border-radius: 20px;
}

.ai-result {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-size: 13px;
  color: var(--gray-700);
  line-height: 1.7;
  min-height: 60px;
}

/* ── PROGRESS BAR ── */
.progress-bar-wrap {
  height: 6px;
  background: var(--gray-100);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--blue);
  transition: width .6s ease;
}

.progress-bar-fill.green  { background: var(--success); }
.progress-bar-fill.amber  { background: var(--warning); }
.progress-bar-fill.red    { background: var(--danger); }

/* ── ALERTS ── */
.alert {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 16px;
}

.alert svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.alert-info    { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.alert-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* ── EMPTY STATE ── */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--gray-400);
}

.empty-state svg { width: 48px; height: 48px; margin-bottom: 14px; opacity: .4; }
.empty-state h4  { font-size: 15px; font-weight: 600; color: var(--gray-600); margin-bottom: 6px; }
.empty-state p   { font-size: 13px; }

/* ── SPINNER ── */
.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2px solid var(--gray-200);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── CHARTS ── */
.chart-container { position: relative; width: 100%; }

/* ── RESPONSIVE ── */
@media (max-width: 1280px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.mobile-open { transform: none; width: var(--sidebar-width); }
  .main-wrapper { margin-left: 0 !important; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .page-content { padding: 16px; }
  .flow-strip { padding: 12px; }
}

/* ── UTILITY ── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.w-full { width: 100%; }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.text-muted { color: var(--gray-400); }
.text-blue { color: var(--blue); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden { display: none; }