/**
 * FRIO Ice Cream & Botana - Global Styles
 * Base styles, typography, components, and utilities
 * All comments and debugging in English as requested
 */

/* === CSS CUSTOM PROPERTIES (VARIABLES) === */

:root {
  /* Brand Colors */
  --color-primary: #A8E6CF;           /* Mint green - main buttons / accents */
  --color-primary-dark: #6cb294;      /* Darker mint for hover states */
  --color-primary-light: #c4f0db;     /* Lighter mint for backgrounds */
  --color-primary-alpha: rgba(168, 230, 207, 0.1); /* Transparent mint */
  
  --color-secondary: #fff4daab;       /* Cream - main background */
  --color-secondary-dark: #f5f0e7;    /* Slightly darker cream */
  
  --color-accent-pink: #F77BB6;       /* Pink - ice cream top */
  --color-accent-pink-dark: #e15fa0;  /* Darker pink hover */
  --color-accent-pink-alpha: rgba(247, 123, 182, 0.1); /* Transparent pink */
  
  --color-accent-blue: #53C2F0;       /* Sky blue - text highlight */
  --color-accent-blue-dark: #3ba6d4;  /* Darker blue hover */
  --color-accent-blue-alpha: rgba(83, 194, 240, 0.1); /* Transparent blue */
  
  --color-cone-brown: #A5734B;        /* Cone brown - warm neutral */
  --color-cone-brown-dark: #8b5f3a;   /* Darker brown */
  --color-cone-brown-alpha: rgba(165, 115, 75, 0.1); /* Transparent brown */
  
  /* Text Colors */
  --color-text-primary: #333333;      /* Dark text */
  --color-text-secondary: #555555;    /* Secondary text */
  --color-text-muted: #777777;        /* Muted text */
  --color-text-light: #999999;        /* Light text - placeholders */
  --color-text-inverse: #ffffff;      /* White text */
  
  /* Background Colors */
  --color-bg-body: var(--color-secondary);
  --color-bg-white: #ffffff;
  --color-bg-gray-light: #f8f9fa;
  --color-bg-gray: #e9ecef;
  --color-bg-dark: #333333;
  
  /* Border Colors */
  --color-border-light: #e1e5e9;      /* Light borders */
  --color-border-medium: #d1d5db;     /* Medium borders */
  --color-border-dark: #9ca3af;       /* Dark borders */
  
  /* Status Colors */
  --color-success: #28a745;           /* Success states */
  --color-success-bg: rgba(40, 167, 69, 0.1); /* Success background */
  --color-warning: #ffc107;           /* Warning states */
  --color-warning-bg: rgba(255, 193, 7, 0.1); /* Warning background */
  --color-error: #dc3545;             /* Error states */
  --color-error-bg: rgba(220, 53, 69, 0.1); /* Error background */
  --color-info: #17a2b8;              /* Info states */
  --color-info-bg: rgba(23, 162, 184, 0.1); /* Info background */
  
  /* Typography */
  --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-family-heading: var(--font-family-base);
  --font-family-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  /* Font Sizes */
  --font-size-xs: 0.75rem;            /* 12px */
  --font-size-sm: 0.875rem;           /* 14px */
  --font-size-base: 1rem;             /* 16px */
  --font-size-lg: 1.125rem;           /* 18px */
  --font-size-xl: 1.25rem;            /* 20px */
  --font-size-2xl: 1.5rem;            /* 24px */
  --font-size-3xl: 1.875rem;          /* 30px */
  --font-size-4xl: 2.25rem;           /* 36px */
  --font-size-5xl: 3rem;              /* 48px */
  
  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --font-weight-black: 900;
  
  /* Line Heights */
  --line-height-tight: 1.2;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* Spacing Scale */
  --space-0: 0;
  --space-1: 0.25rem;                 /* 4px */
  --space-2: 0.5rem;                  /* 8px */
  --space-3: 0.75rem;                 /* 12px */
  --space-4: 1rem;                    /* 16px */
  --space-5: 1.25rem;                 /* 20px */
  --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-32: 8rem;                   /* 128px */
  
  /* Border Radius */
  --radius-none: 0;
  --radius-sm: 0.125rem;              /* 2px */
  --radius-base: 0.25rem;             /* 4px */
  --radius-md: 0.375rem;              /* 6px */
  --radius-lg: 0.5rem;                /* 8px */
  --radius-xl: 0.75rem;               /* 12px */
  --radius-2xl: 1rem;                 /* 16px */
  --radius-3xl: 1.5rem;               /* 24px */
  --radius-full: 9999px;              /* Fully rounded */
  
  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  
  /* Focus Ring */
  --focus-ring-color: var(--color-primary);
  --focus-ring-width: 2px;
  --focus-ring-offset: 2px;
  --focus-ring: var(--focus-ring-width) solid var(--focus-ring-color);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-all: all var(--transition-base);
  
  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
  
  /* Layout Breakpoints (for reference in JS) */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
  
  /* Container Max Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
  --container-hero: 1400px;
  --container-section: 1200px;
  --container-narrow: 800px;
  
  /* Navigation Heights */
  --nav-height: 80px;
  --nav-height-mobile: 70px;
  
  /* Business-Specific Variables (updated for new palette) */
  --phone-color: var(--color-accent-pink);        /* Pink for phone CTAs */
  --rating-color: var(--color-accent-blue);       /* Blue for star ratings */
  --spice-color: var(--color-accent-pink);        /* Pink for spice indicators */
  --price-color: var(--color-cone-brown);         /* Brown for pricing */
  
  /* Category Colors (from JSON data) */
  --category-helados: #F94F4F;        /* Ice cream - red */
  --category-frappes: #FFD166;        /* Frappes - yellow */
  --category-smoothies: #A8E6CF;      /* Smoothies - mint */
  --category-productos: #4DD0E1;      /* Products - cyan */
}

/* === CSS RESET & BASE === */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
  background-color: var(--color-bg-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent-blue);
  text-decoration: none;
  transition: var(--transition-all);
}

a:hover,
a:focus {
  color: var(--color-accent-blue-dark);
  text-decoration: underline;
}

a:focus {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* === TYPOGRAPHY === */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
}

h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
}

h3 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
}

h4 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}

h5 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
}

h6 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
}

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

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

em, i {
  font-style: italic;
}

small {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Mobile typography scaling */
@media (max-width: 768px) {
  h1 {
    font-size: var(--font-size-3xl);
  }
  
  h2 {
    font-size: var(--font-size-2xl);
  }
  
  h3 {
    font-size: var(--font-size-xl);
  }
  
  h4 {
    font-size: var(--font-size-lg);
  }
}

/* === LAYOUT CONTAINERS === */

.main-content {
  min-height: calc(100vh - 160px);
}

.section-container {
  max-width: var(--container-section);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.hero-container {
  max-width: var(--container-hero);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Container variations */
.container-narrow {
  max-width: var(--container-narrow);
}

.container-wide {
  max-width: var(--container-2xl);
}

.container-full {
  max-width: none;
  padding: 0;
}

/* Mobile container adjustments */
@media (max-width: 768px) {
  .section-container,
  .hero-container {
    padding: 0 var(--space-4);
  }
}

/* === BUTTONS === */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-family-base);
  line-height: 1;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-all);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn:focus {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* Button variants */
.btn-primary {
  background-color: var(--color-accent-pink);
  color: var(--color-text-primary);
  border-color: var(--color-accent-pink);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent-pink-dark);
  border-color: var(--color-accent-pink-dark);
  color: var(--color-text-inverse);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: var(--color-text-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-primary);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background-color: var(--color-bg-white);
  color: var(--color-accent-pink);
  border-color: var(--color-accent-pink);
}

.btn-outline:hover,
.btn-outline:focus {
  background-color: var(--color-accent-pink);
  color: var(--color-text-inverse);
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-primary);
  border-color: transparent;
}

.btn-ghost:hover,
.btn-ghost:focus {
  background-color: var(--color-primary-alpha);
  color: var(--color-text-primary);
  text-decoration: none;
}

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

.btn-large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.btn-full {
  width: 100%;
}

/* Button states */
.btn:disabled,
.btn.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* Mobile button adjustments */
@media (max-width: 768px) {
  .btn {
    padding: var(--space-4) var(--space-5);
  }
  
  .btn-large {
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-base);
  }
  
  .btn-small {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
  }
}

/* === FORMS === */

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-white);
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition-all);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

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

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right var(--space-3) center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: var(--space-10);
}

/* Form validation states */
.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--color-error);
}

.form-input.success,
.form-textarea.success,
.form-select.success {
  border-color: var(--color-success);
}

.form-error {
  margin-top: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.form-help {
  margin-top: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* === UTILITY CLASSES === */

/* Spacing utilities */
.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-5 { margin: var(--space-5); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* Text utilities */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }

.font-light { font-weight: var(--font-weight-light); }
.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); }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent-blue); }

/* Display utilities */
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }

/* Screen reader only */
.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;
}

/* === RESPONSIVE UTILITIES === */

/* Mobile first approach */
@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:hidden { display: none; }
  .sm\:flex { display: flex; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:hidden { display: none; }
  .md\:flex { display: flex; }
  .md\:grid { display: grid; }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:hidden { display: none; }
  .lg\:flex { display: flex; }
}

@media (max-width: 767px) {
  .mobile-hidden { display: none; }
  .mobile-block { display: block; }
}

@media (min-width: 768px) {
  .desktop-hidden { display: none; }
  .desktop-block { display: block; }
}


/* Scroll-to-top button */
.scroll-to-top-btn {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 1000;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: none;
  background: var(--primary-color, #ff5722);
  color: #fff;
  font-size: 1.5rem;
  font-weight: bold;
  display: none; /* Hidden by default, toggled with JS */
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.25);
  transition: background 0.3s ease, transform 0.2s ease;
}

.scroll-to-top-btn.visible {
  display: flex;
}

.scroll-to-top-btn:hover {
  background: var(--primary-color-dark, #e64a19);
  transform: translateY(-2px);
}

.scroll-to-top-btn:active {
  transform: translateY(0);
}

/* Toast container */
.toast-container {
  position: fixed;
  bottom: 4.5rem; /* Just above the scroll button */
  right: 1rem;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 90%;
}

.toast-container .toast {
  background: #333;
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  animation: fadeInUp 0.4s ease forwards;
}

.toast-container .toast.success {
  background: #4caf50;
}

.toast-container .toast.error {
  background: #f44336;
}

.toast-container .toast.warning {
  background: #ff9800;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


.hoverEffect{
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  margin-bottom: 40px; /* Optional: pull next section up under the shadow */
  z-index: 1;
  position: relative;
}

.hoverEffect_top_btm {
  position: relative;
  z-index: 1;
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.2), /* bottom shadow */
    0 -10px 30px rgba(0, 0, 0, 0.1); /* top shadow */
  margin-top: 40px;
  margin-bottom: 40px;
  overflow: hidden;
}

/* Top-only rounded */
.hoverEffectTop {
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.15);
}

/* Bottom-only rounded */
.hoverEffectBottom {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}