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

:root {
  /* Dark Mode Variables */
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(22, 28, 45, 0.7);
  --bg-input: #1f2937;
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-glow: rgba(79, 70, 229, 0.4);
  
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.15);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.15);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.15);
  
  --sidebar-width: 260px;
  --header-height: 70px;
  --border-radius: 12px;
  --transition: all 0.3s ease;
  --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  /* Light Mode Variables */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-input: #f1f5f9;
  --border-color: rgba(0, 0, 0, 0.06);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-glow: rgba(79, 70, 229, 0.15);
  
  --success-bg: rgba(16, 185, 129, 0.1);
  --warning-bg: rgba(245, 158, 11, 0.1);
  --danger-bg: rgba(239, 68, 68, 0.1);
  --info-bg: rgba(59, 130, 246, 0.1);
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Authentication Layout */
.auth-container {
  display: flex;
  min-height: 100vh;
  background-color: var(--bg-primary);
}

.auth-sidebar {
  flex: 1.2;
  background: linear-gradient(135deg, #1e1b4b 0%, #311042 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4rem;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.auth-sidebar::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: var(--primary);
  filter: blur(150px);
  border-radius: 50%;
  top: 10%;
  left: 10%;
  opacity: 0.3;
}

.auth-sidebar-content {
  max-width: 500px;
  text-align: center;
  z-index: 2;
}

.auth-sidebar-content h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.auth-sidebar-content p {
  color: #cbd5e1;
  font-size: 1.1rem;
  line-height: 1.6;
}

.auth-form-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 6rem;
  background-color: var(--bg-secondary);
}

.auth-card {
  max-width: 450px;
  width: 100%;
  margin: 0 auto;
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
}

.auth-brand span {
  color: var(--primary);
}

.auth-card h2 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.auth-card p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* Form Styling */
.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-control {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

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

.auth-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

.auth-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

.auth-link:hover {
  text-decoration: underline;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  border: none;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 0 15px var(--primary-glow);
}

.btn-block {
  width: 100%;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background-color: var(--bg-input);
}

.auth-footer {
  text-align: center;
  margin-top: 2rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Application Layout Container */
.app-container {
  display: none;
  min-height: 100vh;
}

/* Sidebar Styling */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: var(--transition);
}

.sidebar-brand {
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  font-size: 1.5rem;
  font-weight: 800;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-brand span {
  color: var(--primary);
}

.sidebar-menu {
  list-style: none;
  padding: 1.5rem 0.75rem;
  flex: 1;
}

.sidebar-item {
  margin-bottom: 0.5rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
}

.sidebar-link i {
  font-size: 1.2rem;
}

.sidebar-link:hover, .sidebar-item.active .sidebar-link {
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

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

.sidebar-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

[data-theme="light"] .header {
  background-color: rgba(255, 255, 255, 0.8);
}

.header-search {
  display: flex;
  align-items: center;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 0.4rem 1rem;
  width: 300px;
}

.header-search input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  width: 100%;
  margin-left: 0.5rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.action-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.action-btn:hover {
  color: var(--text-primary);
}

.profile-menu {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

.profile-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #ffffff;
}

/* Main Content Area */
.main-content {
  margin-top: var(--header-height);
  margin-left: var(--sidebar-width);
  padding: 2.5rem 2rem;
  min-height: calc(100vh - var(--header-height));
  transition: var(--transition);
}

/* Welcome Banner */
.welcome-banner {
  background: linear-gradient(135deg, #311042 0%, #1e1b4b 100%);
  border-radius: var(--border-radius);
  padding: 2.5rem 3rem;
  margin-bottom: 2.5rem;
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.welcome-text h2 {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

.welcome-text p {
  color: #cbd5e1;
}

/* Cards Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.stat-info h3 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.stat-info p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-icon.blue { background-color: var(--info-bg); color: var(--info); }
.stat-icon.green { background-color: var(--success-bg); color: var(--success); }
.stat-icon.orange { background-color: var(--warning-bg); color: var(--warning); }
.stat-icon.red { background-color: var(--danger-bg); color: var(--danger); }

/* Grid Dashboard Panel Layout */
.dashboard-panels {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

.panel {
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.panel-title {
  font-size: 1.2rem;
  font-weight: 700;
}

/* List Views and Tables */
.table-container {
  overflow-x: auto;
}

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

th {
  padding: 0.75rem 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 600;
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
}

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

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-badge.active { background-color: var(--success-bg); color: var(--success); }
.status-badge.unpaid { background-color: var(--warning-bg); color: var(--warning); }
.status-badge.paid { background-color: var(--success-bg); color: var(--success); }
.status-badge.suspended { background-color: var(--danger-bg); color: var(--danger); }
.status-badge.answered { background-color: var(--info-bg); color: var(--info); }
.status-badge.closed { background-color: var(--text-muted); color: var(--text-primary); background-color: var(--bg-input); }

/* Domain Search Section in Dashboard */
.domain-search-box {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  margin-bottom: 2.5rem;
}

.domain-search-form {
  display: flex;
  gap: 1rem;
}

.domain-search-form .form-control {
  flex: 1;
}

/* Toast Message */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  border-radius: var(--border-radius);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1000;
  transform: translateY(150px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive styles */
@media(max-width: 1024px) {
  .dashboard-panels {
    grid-template-columns: 1fr;
  }
}

@media(max-width: 768px) {
  .auth-container {
    flex-direction: column;
  }
  .auth-sidebar {
    padding: 2rem;
    min-height: 250px;
  }
  .auth-form-wrapper {
    padding: 2.5rem;
  }
  .sidebar {
    transform: translateX(-100%);
  }
  .header {
    left: 0;
  }
  .main-content {
    margin-left: 0;
  }
  .sidebar.active {
    transform: translateX(0);
  }
}

/* Modal styling */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  max-width: 600px;
  width: 90%;
  box-shadow: var(--shadow);
  overflow: hidden;
}

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

.modal-body {
  padding: 1.5rem;
}

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

/* Invoice specific modal styles */
.invoice-detail {
  padding: 1.5rem;
}
.invoice-detail-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
}
.invoice-detail-items {
  margin: 1.5rem 0;
}
.invoice-detail-total {
  text-align: right;
  font-size: 1.25rem;
  font-weight: 700;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}