:root {
  --primary-color: #0E7490; /* Cyan 700 */
  --secondary-color: #0891B2; /* Cyan 600 */
  --accent-color: #E0F2FE; /* Sky 100 */
  --text-dark: #0F172A;
  --text-light: #64748B;
  --bg-color: #F8FAFC;
  --card-bg: #FFFFFF;
  --border-radius: 12px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-dark);
  -webkit-font-smoothing: antialiased;
}

/* Auth Layout Styles */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-color) 0%, rgba(14,116,144,0.8) 100%);
  padding: 1rem;
}

.auth-card {
  background: var(--card-bg);
  border-radius: 20px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 400px;
  animation: slideUp 0.5s ease-out;
}

.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo img {
  height: 80px;
  object-fit: contain;
}

/* Inputs & Buttons */
.form-control {
  border-radius: 8px;
  padding: 0.75rem 1rem;
  border: 1px solid #E2E8F0;
  box-shadow: none;
  transition: all 0.3s ease;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(14, 116, 144, 0.1);
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  border-radius: 8px;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  transform: translateY(-1px);
  box-shadow: 0 4px 6px -1px rgba(14, 116, 144, 0.2);
}

/* App Layout Styles */
.navbar {
  background-color: var(--card-bg);
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 1rem;
}

.navbar-brand img {
  height: 40px;
}

.bottom-nav {
  position: fixed;
  bottom: 0;
  width: 100%;
  background: var(--card-bg);
  box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: space-around;
  padding: 0.75rem 0;
  z-index: 1030;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
}

.nav-item-bottom {
  text-align: center;
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-item-bottom.active {
  color: var(--primary-color);
}

.nav-item-bottom i {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
  display: block;
}

.main-content {
  padding-bottom: 80px; /* Space for bottom nav */
  padding-top: 1.5rem;
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  margin-bottom: 1rem;
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-2px);
}

/* Animations */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}