:root {
  --background: #ffffff;
  --foreground: #0f1729;
  --card: #ffffff;
  --card-foreground: #0f1729;
  --primary: #3b82f6;
  --primary-foreground: #f8fafc;
  --secondary: #f1f5f9;
  --secondary-foreground: #1e293b;
  --muted: #f1f5f9;
  --muted-foreground: #64748b;
  --accent: #f1f5f9;
  --accent-foreground: #1e293b;
  --destructive: #ef4444;
  --destructive-foreground: #f8fafc;
  --border: #e2e8f0;
  --input: #e2e8f0;
  --ring: #3b82f6;
  --radius: 0.5rem;
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans",
    "Helvetica Neue", sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.5;
}

.min-h-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1rem;
}

.border-b {
  border-bottom: 1px solid var(--border);
}

.border-t {
  border-top: 1px solid var(--border);
}

.flex {
  display: flex;
}

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

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

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

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

.space-x-2 > * + * {
  margin-left: 0.5rem;
}

.space-y-4 > * + * {
  margin-top: 1rem;
}

.h-16 {
  height: 4rem;
}

.w-full {
  width: 100%;
}

.px-4 {
  padding-left: 1rem;
  padding-right: 1rem;
}

.py-6 {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.py-10 {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-10 {
  margin-bottom: 2.5rem;
}

.mt-auto {
  margin-top: auto;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

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

.text-xs {
  font-size: 0.75rem;
}

.text-sm {
  font-size: 0.875rem;
}

.text-xl {
  font-size: 1.25rem;
}

.text-3xl {
  font-size: 1.875rem;
}

.font-normal {
  font-weight: 400;
}

.font-semibold {
  font-weight: 600;
}

.font-bold {
  font-weight: 700;
}

.tracking-tighter {
  letter-spacing: -0.05em;
}

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

.text-muted-foreground {
  color: var(--muted-foreground);
}

.max-w-md {
  max-width: 28rem;
}

.max-w-2xl {
  max-width: 42rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-4 {
  gap: 1rem;
}

.grid {
  display: grid;
}

.hidden {
  display: none;
}

.card {
  background-color: var(--card);
  color: var(--card-foreground);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-header {
  padding: 1.5rem 1.5rem 0 1.5rem;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card-description {
  color: var(--muted-foreground);
}

.card-content {
  padding: 1.5rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  display: block;
}

.form-input {
  width: 100%;
  padding: 0.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--input);
  background-color: var(--background);
  color: var(--foreground);
  font-size: 0.875rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.form-checkbox {
  width: 1rem;
  height: 1rem;
  border-radius: 0.25rem;
  border: 1px solid var(--input);
  background-color: var(--background);
  color: var(--foreground);
  transition: border-color 0.2s, background-color 0.2s;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
  cursor: pointer;
}

.button-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
  border: 1px solid var(--primary);
}

.button-primary:hover {
  background-color: #2563eb;
  border-color: #2563eb;
}

.button-primary:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

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

.loader {
  border: 3px solid var(--secondary);
  border-radius: 50%;
  border-top: 3px solid var(--primary);
  width: 24px;
  height: 24px;
  animation: spin 1s linear infinite;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Responsive styles */
@media (min-width: 768px) {
  .md\:flex-row {
    flex-direction: row;
  }

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

  .md\:text-xl {
    font-size: 1.25rem;
  }

  .md\:px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .md\:py-16 {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

@media (min-width: 640px) {
  .sm\:text-4xl {
    font-size: 2.25rem;
  }
}

@media (min-width: 1024px) {
  .md\:text-5xl {
    font-size: 3rem;
  }
}