/* CanGo AI Marketing Hub - Design System & Modern UI */

:root {
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --bg-body: #0b0f19;
  --bg-surface: #111827;
  --bg-card: #1f2937;
  --bg-card-hover: #263345;
  --bg-glass: rgba(31, 41, 55, 0.7);
  --border-subtle: #374151;
  --border-focus: #3b82f6;
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-glow: rgba(59, 130, 246, 0.25);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.2);
  --warning: #f59e0b;
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.2);
  --info: #06b6d4;
  --sidebar-width: 260px;
  --header-height: 70px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: #60a5fa;
}

/* App Wrapper */
.app-container {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-brand {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.brand-icon-logo {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.sidebar-brand-text h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}

.sidebar-brand-text span {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-nav {
  flex: 1;
  padding: 1.25rem 0.75rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
  padding: 0.75rem 0.75rem 0.35rem 0.75rem;
  letter-spacing: 0.06em;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  color: var(--text-muted);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-item:hover {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.15), rgba(59, 130, 246, 0.05));
  color: var(--primary);
  border-left: 3px solid var(--primary);
}

.nav-icon {
  font-size: 1.1rem;
  width: 22px;
  display: inline-flex;
  justify-content: center;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: #374151;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
  color: #e5e7eb;
}

.user-info .user-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}

.user-info .user-role {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Main Content Area */
.app-main {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: var(--bg-body);
}

/* Header */
.app-header {
  height: var(--header-height);
  background-color: rgba(17, 24, 39, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 90;
}

.header-title-box h1 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.badge-phase {
  font-size: 0.68rem;
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 0.2rem 0.55rem;
  border-radius: 20px;
  font-weight: 600;
  text-transform: uppercase;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Content Area */
.content-body {
  padding: 2rem;
  flex: 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #fff;
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--border-subtle);
  color: #fff;
}

.btn-outline-danger {
  background: transparent;
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-outline-danger:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: capitalize;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
  background: rgba(6, 182, 212, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-neutral {
  background: rgba(107, 114, 128, 0.2);
  color: #9ca3af;
  border: 1px solid rgba(107, 114, 128, 0.3);
}

/* Master Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: #4b5563;
  box-shadow: var(--shadow-card);
}

.stat-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-weight: 500;
}

/* Brand Cards Grid */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.section-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.brand-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.brand-card:hover {
  transform: translateY(-3px);
  border-color: #4b5563;
  box-shadow: var(--shadow-card);
}

.brand-card-top-bar {
  height: 6px;
  width: 100%;
}

.brand-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.brand-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.brand-avatar {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
}

.brand-card-title h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-top: 0.5rem;
}

.brand-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.brand-metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  padding: 0.75rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  text-align: center;
}

.metric-item .metric-num {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}

.metric-item .metric-title {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.brand-card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
}

.brand-card-actions .btn {
  flex: 1;
}

/* Add Brand Card */
.add-brand-card {
  background: rgba(31, 41, 55, 0.4);
  border: 2px dashed var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  min-height: 280px;
}

.add-brand-card:hover {
  background: rgba(31, 41, 55, 0.7);
  border-color: var(--primary);
  transform: translateY(-3px);
}

.add-brand-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1rem;
  transition: var(--transition);
}

.add-brand-card:hover .add-brand-icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05);
}

.add-brand-card h3 {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 0.35rem;
}

.add-brand-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Modern Card Container */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 2rem;
}

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}

.card-body {
  padding: 1.5rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #e5e7eb;
  margin-bottom: 0.4rem;
}

.form-label .required {
  color: #ef4444;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-size: 0.9rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #fff;
  transition: var(--transition);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

/* Switch Toggle */
.switch-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  margin-bottom: 0.75rem;
}

.switch-label-wrap {
  display: flex;
  flex-direction: column;
}

.switch-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
}

.switch-subtext {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #4b5563;
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--primary);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table th {
  padding: 0.85rem 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
}

.table td {
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  color: #e5e7eb;
  border-bottom: 1px solid var(--border-subtle);
}

.table tr:hover td {
  background-color: rgba(31, 41, 55, 0.4);
}

/* Alerts */
.alert {
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-info {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Login Page Styles */
.login-body {
  background: radial-gradient(circle at 50% 20%, #1e293b 0%, #0b0f19 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.login-brand {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 0.85rem;
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.login-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
}

.login-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: 999;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-card);
}

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

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

.modal-close:hover {
  color: #fff;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 900px) {
  .app-sidebar {
    transform: translateX(-100%);
  }

  .app-sidebar.show {
    transform: translateX(0);
  }

  .app-main {
    margin-left: 0;
  }

  .mobile-nav-toggle {
    display: block;
  }
}