/* ============================================
   DESIGN SYSTEM - WILD THEME v2.0
   ============================================

   Paleta profesional basada en la identidad visual
   de Software Salvaje: Negro, Verde, Beige, Cream

   ============================================ */

/* ============================================
   1. CSS VARIABLES (Design Tokens)
   ============================================ */

:root {
  /* ---- COLORES PRIMARIOS DE MARCA ---- */
  --color-primary-black: #0f0f0f;     /* Negro muy oscuro */
  --color-primary-green: #2d8659;     /* Verde profesional */
  --color-primary-beige: #bfa87a;     /* Earth tone */

  /* ---- COLORES NEUTRALES ESCALADOS ---- */
  --color-white: #ffffff;
  --color-gray-50: #f9f9f9;
  --color-gray-100: #f7f7f7;
  --color-gray-150: #f5f2eb;          /* Cream - tu color */
  --color-gray-200: #f0f0f0;
  --color-gray-300: #e5e5e5;
  --color-gray-400: #d1d1d1;
  --color-gray-500: #999999;
  --color-gray-600: #666666;
  --color-gray-700: #4a4a4a;
  --color-gray-800: #333333;
  --color-gray-900: #1a1a1a;
  --color-black: #000000;

  /* ---- COLORES DERIVADOS DE MARCA ---- */
  --color-green-light: #e8f3ed;       /* Light verde para backgrounds */
  --color-beige-light: #f5f0e8;       /* Light beige para backgrounds */
  --color-green-dark: #1f6f3d;        /* Verde oscuro para contrast */

  /* ---- COLORES DE ESTADO ---- */
  --color-success: #2d8659;
  --color-warning: #d97706;
  --color-error: #dc2626;
  --color-info: #0f0f0f;

  /* ---- COLORES DE FONDO ---- */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f5f2eb;      /* Cream */
  --color-bg-tertiary: #f0f0f0;

  /* ---- TEXTO ---- */
  --color-text-primary: #0f0f0f;      /* Negro */
  --color-text-secondary: #666666;    /* Gris */
  --color-text-tertiary: #999999;     /* Gris claro */
  --color-text-inverse: #ffffff;      /* Blanco */

  /* ---- BORDES ---- */
  --color-border: #e5e5e5;
  --color-border-dark: #d1d1d1;

  /* ============================================
     2. TIPOGRAFÍA
     ============================================ */

  /* Font Families */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Crimson Text', 'Georgia', 'Garamond', serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */
  --text-6xl: 3.75rem;     /* 60px */

  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Line Height */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Letter Spacing */
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;

  /* ============================================
     3. ESPACIADO (8px base)
     ============================================ */

  --space-0: 0;
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  --space-28: 7rem;     /* 112px */
  --space-32: 8rem;     /* 128px */

  /* ============================================
     4. BORDES REDONDEADOS
     ============================================ */

  --radius-sm: 0.375rem;     /* 6px */
  --radius-base: 0.5rem;     /* 8px */
  --radius-md: 0.75rem;      /* 12px */
  --radius-lg: 1rem;         /* 16px */
  --radius-xl: 1.5rem;       /* 24px */
  --radius-2xl: 2rem;        /* 32px */
  --radius-full: 9999px;     /* Circular */

  /* ============================================
     5. SOMBRAS
     ============================================ */

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-base: 0 4px 6px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.15);

  /* ============================================
     6. TRANSICIONES
     ============================================ */

  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 350ms;
  --easing-ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --easing-ease-in: cubic-bezier(0.4, 0, 1, 1);
  --easing-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* ============================================
     7. Z-INDEX SCALE
     ============================================ */

  --z-dropdown: 10;
  --z-sticky: 20;
  --z-fixed: 30;
  --z-modal-backdrop: 40;
  --z-modal: 50;
  --z-tooltip: 60;
  --z-notification: 70;
}

/* ============================================
   8. RESET Y BASE
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* ============================================
   9. TIPOGRAFÍA SISTEMÁTICA
   ============================================ */

h1, .h1 {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  font-weight: 700;
  line-height: var(--line-height-tight);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
  color: var(--color-primary-green);
  font-style: normal;
}

h2, .h2 {
  font-size: var(--text-5xl);
  font-weight: var(--font-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}

h3, .h3 {
  font-size: var(--text-3xl);
  font-weight: var(--font-semibold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

h4, .h4 {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  line-height: var(--line-height-normal);
  letter-spacing: var(--letter-spacing-normal);
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

h5, .h5 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  line-height: var(--line-height-normal);
  letter-spacing: var(--letter-spacing-normal);
  margin-bottom: var(--space-2);
  color: var(--color-text-primary);
}

h6, .h6 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  line-height: var(--line-height-normal);
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  color: var(--color-text-primary);
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-secondary);
}

small, .text-sm {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

strong, b {
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

/* ============================================
   10. COMPONENTES REUTILIZABLES
   ============================================ */

/* Button Base */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  border: none;
  cursor: pointer;
  transition: all var(--duration-base) var(--easing-ease-out);
  text-decoration: none;
  white-space: nowrap;
}

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

/* Button Variants - Primary (Verde de marca) */
.btn-primary {
  background-color: var(--color-primary-green);
  color: var(--color-text-inverse);
  border: 2px solid var(--color-primary-green);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-green-dark);
  border-color: var(--color-green-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Button Variants - Secondary (Negro de marca) */
.btn-secondary {
  background-color: var(--color-primary-black);
  color: var(--color-text-inverse);
  border: 2px solid var(--color-primary-black);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-gray-800);
  border-color: var(--color-gray-800);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Button Variants - Tertiary (Beige de marca) */
.btn-tertiary {
  background-color: var(--color-primary-beige);
  color: var(--color-text-primary);
  border: 2px solid var(--color-primary-beige);
}

.btn-tertiary:hover:not(:disabled) {
  background-color: #a89968;
  border-color: #a89968;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Button Variants - Ghost (Outline) */
.btn-ghost {
  background-color: transparent;
  color: var(--color-primary-green);
  border: 2px solid var(--color-primary-green);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-green-light);
  border-color: var(--color-green-dark);
}

/* Button Variants - White */
.btn-white {
  background-color: var(--color-white);
  color: var(--color-text-primary);
  border: 2px solid var(--color-white);
}

.btn-white:hover:not(:disabled) {
  background-color: var(--color-gray-100);
  border-color: var(--color-gray-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
  border-radius: var(--radius-xl);
}

/* Card Component */
.card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--duration-base) var(--easing-ease-out);
}

.card:hover {
  border-color: var(--color-primary-green);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* Card Variants */
.card-elevated {
  box-shadow: var(--shadow-base);
}

.card-elevated:hover {
  box-shadow: var(--shadow-lg);
}

.card-beige {
  background-color: var(--color-beige-light);
  border: 1px solid var(--color-primary-beige);
}

.card-beige:hover {
  border-color: var(--color-primary-green);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  background-color: var(--color-bg-secondary);
  color: var(--color-text-secondary);
}

.badge-green {
  background-color: var(--color-green-light);
  color: var(--color-primary-green);
}

.badge-beige {
  background-color: var(--color-beige-light);
  color: var(--color-primary-beige);
}

/* Input/Form Base */
.input,
.textarea,
select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  transition: all var(--duration-base) var(--easing-ease-out);
}

.input:focus,
.textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary-green);
  box-shadow: 0 0 0 3px rgba(45, 134, 89, 0.1);
}

.textarea {
  min-height: 120px;
  resize: vertical;
}

/* ============================================
   HEADING VISIBILITY ON BACKGROUNDS
   ============================================ */

/* Ensure headings are always visible */
.bg-secondary h1,
.bg-secondary h2,
.bg-secondary h3 {
  color: var(--color-text-primary);
}

.bg-white h1,
.bg-white h2,
.bg-white h3 {
  color: var(--color-text-primary);
}

.bg-primary h1,
.bg-primary h2,
.bg-primary h3 {
  color: var(--color-text-primary);
}

/* Black backgrounds need white/light text */
.bg-black h1,
.bg-black h2,
.bg-black h3 {
  color: var(--color-text-inverse);
}

section.bg-black h1,
section.bg-black h2,
section.bg-black h3 {
  color: var(--color-text-inverse);
}

/* Inline style overrides for critical sections */
section[style*="background-color: #0f0f0f"] h2,
section[style*="background-color: var(--color-primary-black)"] h2 {
  color: var(--color-text-inverse);
}

/* Link Hover Effect - Refined */
a {
  color: var(--color-text-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 4px;
  transition: all var(--duration-fast) var(--easing-ease-out);
}

a:hover {
  color: var(--color-text-primary);
  text-decoration-color: var(--color-primary-green);
}

/* ============================================
   11. UTILITIES
   ============================================ */

.container {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.section-padding {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
}

.section-padding-sm {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section-padding-lg {
  padding-top: var(--space-28);
  padding-bottom: var(--space-28);
}

.section-padding-xl {
  padding-top: var(--space-32);
  padding-bottom: var(--space-32);
}

/* Inner content breathing room */
.content-max-width {
  max-width: 90%;
  margin-left: auto;
  margin-right: auto;
}

.inner-spacing {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.inner-spacing-lg {
  display: flex;
  flex-direction: column;
  gap: var(--space-20);
}

/* Spacing Utilities */
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }

.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* Text Utilities */
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-white { color: var(--color-text-inverse); }
.text-green { color: var(--color-primary-green); }
.text-beige { color: var(--color-primary-beige); }

.text-muted { opacity: 0.6; }

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

/* Grid Utilities */
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* Flexbox Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

/* Background Utilities */
.bg-primary { background-color: var(--color-bg-primary); }
.bg-secondary { background-color: var(--color-bg-secondary); }
.bg-tertiary { background-color: var(--color-bg-tertiary); }
.bg-green { background-color: var(--color-green-light); }
.bg-beige { background-color: var(--color-beige-light); }
.bg-black { background-color: var(--color-primary-black); }

/* Visibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   12. RESPONSIVE HELPERS
   ============================================ */

@media (max-width: 768px) {
  h1, .h1 { font-size: var(--text-4xl); }
  h2, .h2 { font-size: var(--text-3xl); }
  h3, .h3 { font-size: var(--text-2xl); }

  .section-padding {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  h1, .h1 { font-size: var(--text-3xl); }
  h2, .h2 { font-size: var(--text-2xl); }
}

/* ============================================
   13. PHASE 2: MOBILE PREMIUM FEEL
   ============================================ */

/* Enhanced mobile button sizing for touch */
@media (max-width: 768px) {
  .btn {
    padding: 14px 20px;
    min-height: 48px;
    min-width: 48px;
    font-size: 1rem;
  }

  .btn-lg {
    padding: 16px 24px;
    min-height: 52px;
    width: 100%;
  }

  .btn-sm {
    padding: 10px 16px;
    min-height: 44px;
  }

  /* Make buttons full-width on mobile for better touch targets */
  .btn-lg,
  .btn-primary,
  .btn-secondary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Stacked button layout */
  .flex.gap-4 {
    flex-direction: column;
    gap: var(--space-3) !important;
  }
}

/* Mobile card touch interactions */
@media (max-width: 768px) {
  .card,
  [class*="card"] {
    border-radius: var(--radius-xl);
    padding: var(--space-6);
  }

  .card:active,
  [class*="card"]:active {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
}

/* Mobile form optimization */
@media (max-width: 768px) {
  input,
  textarea,
  select {
    font-size: 16px !important;
    padding: 12px 14px;
    min-height: 44px;
    border-radius: var(--radius-lg);
  }

  input:focus,
  textarea:focus,
  select:focus {
    font-size: 16px !important;
    box-shadow: 0 0 0 2px rgba(45, 134, 89, 0.2);
  }

  label {
    font-size: 0.95rem;
    margin-bottom: 8px;
  }

  /* Prevent zoom on input focus (16px+ font size) */
  input,
  textarea,
  select {
    font-size: 16px;
  }
}

/* Mobile hero text scaling */
@media (max-width: 768px) {
  h1 {
    font-size: var(--text-4xl) !important;
    line-height: 1.2;
  }

  .hero-section h1 {
    letter-spacing: -0.01em;
  }

  p {
    line-height: 1.6;
  }
}

/* Mobile navigation enhancements */
@media (max-width: 768px) {
  nav a,
  .nav-link {
    padding: 12px 16px;
    min-height: 48px;
    display: flex;
    align-items: center;
  }

  /* Menu toggle button */
  .menu-toggle,
  .hamburger {
    min-width: 48px;
    min-height: 48px;
    padding: 8px;
  }
}

/* Mobile spacing optimization */
@media (max-width: 768px) {
  .section-padding-lg {
    padding-top: var(--space-12) !important;
    padding-bottom: var(--space-12) !important;
  }

  .section-padding-xl {
    padding-top: var(--space-16) !important;
    padding-bottom: var(--space-16) !important;
  }

  /* Reduce excessive top padding on mobile */
  .mb-20 {
    margin-bottom: var(--space-10);
  }

  .mb-16 {
    margin-bottom: var(--space-8);
  }
}

/* Mobile image optimization */
@media (max-width: 768px) {
  img {
    max-width: 100%;
    height: auto;
    display: block;
  }

  /* Responsive images don't scale too large */
  img[style*="width"] {
    max-width: 100% !important;
    height: auto !important;
  }
}

/* Improve readability on mobile */
@media (max-width: 768px) {
  body {
    font-size: 16px;
    line-height: 1.6;
  }

  p {
    margin-bottom: var(--space-4);
  }

  h1, h2, h3 {
    margin-bottom: var(--space-3);
  }
}

/* Mobile viewport meta optimization (applied via header) */
@media (max-width: 480px) {
  * {
    -webkit-tap-highlight-color: transparent;
  }

  html {
    font-size: 15px;
  }

  .max-w-7xl {
    max-width: 100%;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}