/* Custom styles for Bing Ads PPC website */

/* Base styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
}

/* Utility classes */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  transition: all 0.2s;
  font-weight: 500;
  outline: none;
  border: 2px solid transparent;
}

.btn:focus {
  outline: 2px solid;
  outline-offset: 2px;
}

.btn-primary {
  background-color: #2563eb;
  color: white;
  border-color: #2563eb;
}

.btn-primary:hover {
  background-color: #1d4ed8;
}

.btn-primary:focus {
  outline-color: #3b82f6;
}

.btn-secondary {
  background-color: #0d9488;
  color: white;
  border-color: #0d9488;
}

.btn-secondary:hover {
  background-color: #0f766e;
}

.btn-secondary:focus {
  outline-color: #14b8a6;
}

.btn-accent {
  background-color: #f97316;
  color: white;
  border-color: #f97316;
}

.btn-accent:hover {
  background-color: #ea580c;
}

.btn-accent:focus {
  outline-color: #fb923c;
}

.btn-outline {
  background-color: transparent;
  color: #2563eb;
  border-color: #2563eb;
}

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

.btn-outline:focus {
  outline-color: #3b82f6;
}

.container-custom {
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 640px) {
  .container-custom {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container-custom {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.section {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

@media (min-width: 768px) {
  .section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

@media (min-width: 1024px) {
  .section {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
}

.card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: #111827;
  line-height: 1.25;
}

h1 {
  font-size: 2.25rem;
}

@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3.75rem;
  }
}

h2 {
  font-size: 1.875rem;
}

@media (min-width: 768px) {
  h2 {
    font-size: 2.25rem;
  }
}

h3 {
  font-size: 1.5rem;
}

@media (min-width: 768px) {
  h3 {
    font-size: 1.875rem;
  }
}

h4 {
  font-size: 1.25rem;
}

@media (min-width: 768px) {
  h4 {
    font-size: 1.5rem;
  }
}

p {
  line-height: 1.625;
}

a {
  transition: color 0.2s;
}

/* Animations */
@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes slideUp {
  0% {
    transform: translateY(20px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideDown {
  0% {
    transform: translateY(-20px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.animate-slide-up {
  animation: slideUp 0.5s ease-out;
}

.animate-slide-down {
  animation: slideDown 0.3s ease-out;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

/* Loading spinner for forms */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}