/* ===================================
   COMMON STYLES - Used across all pages
   =================================== */

/* CSS CUSTOM PROPERTIES (DESIGN TOKENS) */
:root {
  /* Colors - Earth Tone Palette - WCAG AA Compliant */
  --primary: #7A5C38;
  --secondary: #8B6F47;
  --accent: #B8935F;
  --terracotta: #C08F5A;
  --sage: #7A8C6E;
  --cream: #F5EFE6;
  --light-sand: #E8DCC4;
  --dark-earth: #4A3328;
  --white: #FEFEFE;
  
  /* Shadow System */
  --shadow-sm: 0 2px 8px rgba(92, 64, 51, 0.08);
  --shadow-md: 0 4px 16px rgba(92, 64, 51, 0.12);
  --shadow-lg: 0 8px 32px rgba(92, 64, 51, 0.16);
  --shadow-xl: 0 16px 48px rgba(92, 64, 51, 0.20);
  
  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --fs-h1: clamp(2rem, 5vw, 4rem);
  --fs-h2: clamp(1.5rem, 4vw, 3rem);
  --fs-h3: clamp(1.25rem, 3vw, 2rem);
  --fs-body: clamp(1rem, 2vw, 1.125rem);
  --fs-small: clamp(0.875rem, 1.5vw, 1rem);
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  /* Section Spacing */
  --section-spacing-mobile: 48px;
  --section-spacing-tablet: 64px;
  --section-spacing-desktop: 80px;
  
  /* Container */
  --container-max-width: 1440px;
  --container-padding-mobile: 20px;
  --container-padding-tablet: 40px;
  --container-padding-desktop: 60px;
  
  /* Grid Gaps */
  --grid-gap-mobile: 20px;
  --grid-gap-tablet: 24px;
  --grid-gap-desktop: 32px;
  
  /* Border Radius */
  --radius-sm: 12px;
  --radius-md: 24px;
  --radius-lg: 32px;
  --radius-pill: 50px;
  --radius-full: 50%;
  
  /* Easing */
  --ease-organic: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  
  /* Transitions */
  --transition-fast: 150ms;
  --transition-base: 200ms;
  --transition-slow: 250ms;
}

/* BASE STYLES & RESETS */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--dark-earth);
  background-color: var(--cream);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  width: 100%;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-sm);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
p { margin-bottom: var(--space-sm); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* UTILITY CLASSES */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding-mobile);
}

@media (min-width: 641px) {
  .container { padding: 0 var(--container-padding-tablet); }
}

@media (min-width: 1025px) {
  .container { padding: 0 var(--container-padding-desktop); }
}

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

/* NAVIGATION */
.navbar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 1000 !important;
  background-color: rgba(245, 239, 230, 0.95) !important;
  backdrop-filter: blur(10px) !important;
  box-shadow: 0 2px 8px rgba(92, 64, 51, 0.08) !important;
  transition: background-color var(--transition-base) var(--ease-organic),
              box-shadow var(--transition-base) var(--ease-organic);
  transform: translateY(0) !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.navbar--scrolled {
  background-color: var(--cream) !important;
  box-shadow: var(--shadow-md) !important;
}

.nav-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
  transition: color var(--transition-base) var(--ease-organic);
}

.logo:hover { color: var(--secondary); }

.logo:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

/* Hamburger Menu */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base) var(--ease-organic);
}

.hamburger:hover span { background-color: var(--secondary); }

.hamburger:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.hamburger.active span:nth-child(1) { transform: translateY(9.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-9.5px) rotate(-45deg); }

/* Navigation Menu */
.nav-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: var(--cream);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  transition: right var(--transition-slow) var(--ease-organic);
  z-index: 999;
}

.nav-menu--open { right: 0; }

.nav-link {
  font-size: clamp(1.25rem, 4vw, 1.5rem);
  font-weight: 500;
  color: var(--dark-earth);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-base) var(--ease-organic);
  position: relative;
}

.nav-link:hover {
  color: var(--primary);
  background-color: var(--light-sand);
}

.nav-link:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
  background-color: var(--light-sand);
}

.nav-link--active {
  color: var(--primary);
  font-weight: 600;
}

.nav-link--active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background-color: var(--primary);
  border-radius: 50%;
}

/* Tablet and Desktop Navigation */
@media (min-width: 641px) {
  .nav-container { padding: var(--space-sm) var(--space-lg); }
  .hamburger { display: none; }
  
  .nav-menu {
    position: static;
    width: auto;
    height: auto;
    background-color: transparent;
    flex-direction: row;
    gap: var(--space-xs);
  }
  
  .nav-link {
    font-size: var(--fs-body);
    padding: var(--space-xs) var(--space-sm);
  }
  
  .nav-link--active::after { bottom: 0; }
}

@media (min-width: 1025px) {
  .nav-menu { gap: var(--space-sm); }
  .nav-link { padding: var(--space-xs) var(--space-md); }
}

/* LANGUAGE SWITCHER */
.lang-switcher {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 48px;
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--light-sand);
  border: 2px solid var(--primary);
  border-radius: var(--radius-pill);
  color: var(--primary);
  font-family: var(--font-heading);
  font-size: var(--fs-body);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-organic);
  position: relative;
  z-index: 1001;
  box-shadow: var(--shadow-sm);
}

.lang-switcher:hover {
  background-color: var(--primary);
  color: var(--white);
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.lang-switcher:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  background-color: var(--primary);
  color: var(--white);
}

.lang-switcher:active { transform: scale(0.95); }
.lang-switcher__text { letter-spacing: 0.05em; }

@media (max-width: 640px) {
  .lang-switcher {
    position: absolute;
    top: 50%;
    right: 70px;
    transform: translateY(-50%);
    z-index: 1001;
    min-width: 44px;
    min-height: 44px;
    padding: 8px 12px;
  }
}

@media (min-width: 641px) {
  .lang-switcher { margin-left: var(--space-sm); }
}

/* FOOTER */
.footer {
  padding: var(--section-spacing-mobile) 0 var(--space-md) 0;
  background-color: var(--dark-earth);
  color: var(--cream);
  width: 100%;
  position: static;
}

.footer__container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap-mobile);
  margin-bottom: var(--space-lg);
}

.footer__column {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.125rem, 2.5vw, 1.25rem);
  font-weight: 600;
  color: var(--accent);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.02em;
}

.footer__description {
  color: var(--light-sand);
  line-height: 1.7;
  margin: 0;
  max-width: 400px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__link {
  color: var(--light-sand);
  font-size: var(--fs-body);
  padding: var(--space-xs) 0;
  transition: all var(--transition-base) var(--ease-organic);
  display: inline-block;
  position: relative;
  width: fit-content;
}

.footer__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: width var(--transition-base) var(--ease-organic);
}

.footer__link:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer__link:hover::after { width: 100%; }

.footer__link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
  color: var(--accent);
}

/* Social Links */
.social-links {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background-color: var(--secondary);
  border-radius: var(--radius-full);
  color: var(--cream);
  transition: all var(--transition-base) var(--ease-organic);
  box-shadow: var(--shadow-sm);
}

.social-link:hover {
  background-color: var(--accent);
  color: var(--dark-earth);
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-md);
}

.social-link:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  background-color: var(--accent);
  color: var(--dark-earth);
}

.social-link svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base) var(--ease-organic);
}

.social-link:hover svg { transform: scale(1.1); }

/* Copyright */
.footer__copyright {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(245, 239, 230, 0.2);
  text-align: center;
}

.footer__copyright p {
  color: var(--light-sand);
  font-size: var(--fs-small);
  margin: 0;
  opacity: 0.8;
}

/* Tablet Layout */
@media (min-width: 641px) {
  .footer {
    padding: var(--section-spacing-tablet) 0 var(--space-lg) 0;
  }
  
  .footer__container {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--grid-gap-tablet);
  }
  
  .footer__column--company {
    grid-column: 1 / -1;
  }
}

/* Desktop Layout */
@media (min-width: 1025px) {
  .footer {
    padding: var(--section-spacing-desktop) 0 var(--space-lg) 0;
  }
  
  .footer__container {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--grid-gap-desktop);
  }
  
  .footer__column--company {
    grid-column: auto;
  }
  
  .footer__description {
    max-width: 100%;
  }
}

/* FLOATING WHATSAPP BUTTON - VIEWPORT FIXED */
a.whatsapp-btn,
.whatsapp-btn {
  position: fixed !important;
  bottom: 20px !important;
  right: 20px !important;
  left: auto !important;
  top: auto !important;
  z-index: 999999 !important;
  width: 60px !important;
  height: 60px !important;
  background-color: var(--secondary) !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: 0 8px 24px rgba(92, 64, 51, 0.3) !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease !important;
  pointer-events: auto !important;
  visibility: visible !important;
  opacity: 1 !important;
  margin: 0 !important;
  padding: 0 !important;
  transform: none !important;
  will-change: auto !important;
  filter: none !important;
  perspective: none !important;
  backface-visibility: visible !important;
  contain: none !important;
}

a.whatsapp-btn:hover,
.whatsapp-btn:hover {
  transform: scale(1.1) !important;
  box-shadow: 0 12px 32px rgba(92, 64, 51, 0.4) !important;
  background-color: var(--primary) !important;
}

a.whatsapp-btn svg,
.whatsapp-btn svg {
  width: 32px !important;
  height: 32px !important;
  fill: var(--cream) !important;
  flex-shrink: 0 !important;
}

@media (max-width: 640px) {
  a.whatsapp-btn,
  .whatsapp-btn {
    width: 60px !important;
    height: 60px !important;
    bottom: 20px !important;
    right: 20px !important;
  }
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* SCROLL TO TOP BUTTON */
.scroll-top {
  position: fixed;
  bottom: calc(20px + 70px);
  right: 20px;
  z-index: 998;
  width: 48px;
  height: 48px;
  background-color: var(--secondary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 200ms var(--ease-organic);
  cursor: pointer;
  border: none;
}

.scroll-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: var(--shadow-xl);
  background-color: var(--primary);
}

.scroll-top:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.scroll-top svg {
  width: 24px;
  height: 24px;
  stroke: var(--white);
}

@media (max-width: 640px) {
  .scroll-top {
    width: 48px;
    height: 48px;
    bottom: calc(20px + 70px);
    right: 20px;
  }
  
  .scroll-top svg {
    width: 24px;
    height: 24px;
  }
}


/* PAGE LOAD SLIDE IN ANIMATION */
/* Disabled to fix WhatsApp button positioning */
/*
@keyframes slideInFromDirection {
  from {
    transform: translateX(var(--slide-from));
    opacity: 0.7;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

body {
  animation: slideInFromDirection 250ms cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

body {
  --slide-from: 100%;
}
*/