/**
 * Main Stylesheet for Personal Budget Calculator
 * This file is loaded by the HTML entry point
 */

/* Reset and base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.5;
  color: #111827;
  background-color: #f9fafb;
}

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

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

/* Links */
a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Buttons */
button {
  cursor: pointer;
  font-family: inherit;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

/* Forms */
input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

input:focus, select:focus, textarea:focus {
  outline: none;
}

/* Utility classes */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

/* Flex utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-1 {
  gap: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-3 {
  gap: 0.75rem;
}

.gap-4 {
  gap: 1rem;
}

/* Spacing */
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }

/* Colors */
.text-primary {
  color: #2563eb;
}

.bg-primary {
  background-color: #2563eb;
}

.text-gray-500 {
  color: #6b7280;
}

.text-gray-600 {
  color: #4b5563;
}

.text-gray-700 {
  color: #374151;
}

.text-gray-900 {
  color: #111827;
}

.bg-gray-50 {
  background-color: #f9fafb;
}

.bg-white {
  background-color: #ffffff;
}

/* Borders */
.border {
  border-width: 1px;
}

.border-gray-100 {
  border-color: #f3f4f6;
}

.border-gray-200 {
  border-color: #e5e7eb;
}

.rounded-md {
  border-radius: 0.375rem;
}

.rounded-lg {
  border-radius: 0.5rem;
}

.rounded-xl {
  border-radius: 0.75rem;
}

/* Shadows */
.shadow-sm {
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}

.shadow {
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
}

.shadow-lg {
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* Loading spinner animation */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.animate-spin {
  animation: spin 1s linear infinite;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 9999px;
  animation: spin 1s linear infinite;
}

/* Fade in animation */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 0.2s ease-out;
}

/* Slide up animation */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-up {
  animation: slideUp 0.3s ease-out;
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  padding: 1rem;
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  z-index: 1000;
}

.toast-success {
  background: #d1fae5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.toast-error {
  background: #fee2e2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

/* Responsive utilities */
@media (min-width: 640px) {
  .sm\:px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .lg\:px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
  }
  
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }
}