/* 1. Variables and Custom Properties */
:root {
  /* Colors */
      --color-primary: #ea580c;
    --color-primary-light: #f97316;
    --color-primary-dark: #c2410c;
  --color-secondary: #64748b;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
      --color-info: #f97316;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-50: #f8fafd;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;

  /* Typography */
  --font-family-sans: 'Poppins', system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --border-radius: 0.375rem;
  --border-radius-lg: 10px;
  --border-radius-section: 10px;
  --box-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --box-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-base: all 0.3s ease;
}

/* 2. Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-md);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-gray-50);
  min-height: 100vh;
}

/* 3. Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
}

/* 4. Layout */
.section {
  background-color: var(--color-white);
  color: var(--color-gray-900);
  padding: var(--spacing-xl);
  margin: var(--spacing-md) 0;
  border-radius: var(--border-radius-section);
  box-shadow: var(--box-shadow-sm);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* 5. Components */
/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  border: none;
  border-radius: var(--border-radius);
  font-family: var(--font-family-sans);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn:hover {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(234, 88, 12, 0.3);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(234, 88, 12, 0.3);
}

.btn-secondary {
  background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
  color: var(--color-white);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(31, 41, 55, 0.3);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-gray-700);
  border: 1px solid var(--color-gray-400);
}

.btn-outline:hover {
  background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
  color: var(--color-white);
  border-color: #1f2937;
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(31, 41, 55, 0.3);
}

/* Dark buttons for secondary actions */
.btn-dark, .btn-action {
  background: var(--color-white);
  color: var(--color-gray-700);
  border: 1px solid var(--color-gray-300);
}

.btn-dark:hover, .btn-action:hover {
  background: var(--color-gray-50);
  color: var(--color-gray-900);
  border-color: var(--color-gray-400);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Search button styling */
.search-btn {
  background: var(--color-white);
  color: var(--color-gray-700);
  border: 1px solid var(--color-gray-300);
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.search-btn:hover {
  background: var(--color-gray-50);
  color: var(--color-gray-900);
  border-color: var(--color-gray-400);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* 6. Utilities */
.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-white); }
.text-black { color: var(--color-black); }

.bg-white { background-color: var(--color-white); }
.bg-black { background-color: var(--color-black); }
.bg-primary { background-color: var(--color-primary); }

.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* 7. Hover Effects */
.hover-primary:hover {
  color: var(--color-primary);
  transition: var(--transition-base);
}

/* 8. Media Queries */
@media (max-width: 768px) {
  :root {
    --spacing-unit: 0.875rem;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
  h4 { font-size: 1.25rem; }
  h5 { font-size: 1.125rem; }
  h6 { font-size: 0.875rem; }

  .container {
    padding: 0 var(--spacing-sm);
  }

  .section {
    padding: var(--spacing-lg);
    margin: var(--spacing-sm) 0;
  }
}

/* 9. Dark Mode Overrides */
/* Activo cuando <html> tiene data-theme="dark" */
:root[data-theme="dark"] body {
  color: var(--color-gray-200);
  background-color: #0b1220;
}

:root[data-theme="dark"] .section {
  background-color: #0f172a;
  color: var(--color-gray-100);
  box-shadow: none;
}

/* Inputs y formularios */
:root[data-theme="dark"] input,
:root[data-theme="dark"] textarea,
:root[data-theme="dark"] select {
  background-color: #0f172a;
  color: var(--color-gray-100);
  border-color: var(--color-gray-600);
}

:root[data-theme="dark"] input::placeholder,
:root[data-theme="dark"] textarea::placeholder {
  color: var(--color-gray-500);
}

/* Botones secundarios/outline en dark */
:root[data-theme="dark"] .btn-outline,
:root[data-theme="dark"] .search-btn {
  background: #0f172a;
  color: var(--color-gray-100);
  border: 1px solid var(--color-gray-600);
}

:root[data-theme="dark"] .btn-outline:hover,
:root[data-theme="dark"] .search-btn:hover {
  background: #111827;
  color: var(--color-gray-100);
  border-color: var(--color-gray-500);
}

:root[data-theme="dark"] .btn-dark,
:root[data-theme="dark"] .btn-action {
  background: #0f172a;
  color: var(--color-gray-100);
  border: 1px solid var(--color-gray-600);
}

/* Utilidades en dark */
:root[data-theme="dark"] .bg-white { background-color: #0f172a; }
:root[data-theme="dark"] .text-black { color: var(--color-gray-100); }

/* Transiciones suaves al cambiar tema */
body,
.section,
input,
textarea,
select,
button,
.btn,
.search-btn {
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}