/*
 * Earthica Developer - Main Stylesheet
 * Premium Real Estate Brochure Website
 * Color System: 60-30-10 Rule
 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
  /* Primary Colors - 60-30-10 Rule */
  --color-primary: #F8F7F4;
  /* Off White - 60% Dominant */
  --color-secondary: #1B365D;
  /* Navy Blue - 30% Secondary */
  --color-accent: #C9A962;
  /* Gold/Champagne - 10% Accent */

  /* Extended Palette */
  --color-primary-dark: #E8E6E1;
  --color-secondary-light: #2A4A7A;
  --color-secondary-dark: #0F1F36;
  --color-accent-light: #D4B87A;
  --color-accent-dark: #A88B4E;

  /* Neutrals */
  --color-white: #FFFFFF;
  --color-black: #0A0A0A;
  --color-gray-100: #F5F5F5;
  --color-gray-200: #E5E5E5;
  --color-gray-300: #D4D4D4;
  --color-gray-400: #A3A3A3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-700: #404040;
  --color-gray-800: #262626;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;

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

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(27, 54, 93, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(27, 54, 93, 0.1), 0 2px 4px -1px rgba(27, 54, 93, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(27, 54, 93, 0.1), 0 4px 6px -2px rgba(27, 54, 93, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(27, 54, 93, 0.1), 0 10px 10px -5px rgba(27, 54, 93, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(27, 54, 93, 0.25);

  /* Premium Royal Shadows with Gold Accents */
  --shadow-gold: 0 8px 32px rgba(201, 169, 98, 0.2);
  --shadow-gold-lg: 0 15px 40px rgba(201, 169, 98, 0.25);
  --shadow-royal: 0 10px 40px rgba(27, 54, 93, 0.15), 0 0 20px rgba(201, 169, 98, 0.1);

  /* Premium Gradients */
  --gradient-gold: linear-gradient(135deg, #C9A962 0%, #D4B87A 50%, #A88B4E 100%);
  --gradient-gold-shine: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  --gradient-royal: linear-gradient(135deg, #1B365D 0%, #2A4A7A 50%, #0F1F36 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(27, 54, 93, 0.9) 0%, rgba(15, 31, 54, 0.85) 100%);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-slower: 700ms ease;

  /* Premium Animation Timings */
  --animation-shimmer: 2.5s ease-in-out infinite;
  --animation-pulse-gold: 2s ease-in-out infinite;
  --animation-float: 3s ease-in-out infinite;
}

/* ========================================
   Base Reset & Global Styles
   ======================================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  line-height: 1.7;
  color: var(--color-secondary);
  background-color: var(--color-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Typography
   ======================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-semibold);
  line-height: 1.2;
  color: var(--color-secondary);
  margin-bottom: var(--space-md);
}

h1 {
  font-size: var(--text-5xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--text-4xl);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--text-3xl);
}

h4 {
  font-size: var(--text-2xl);
}

h5 {
  font-size: var(--text-xl);
}

h6 {
  font-size: var(--text-lg);
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-gray-600);
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
}

/* ========================================
   Selection
   ======================================== */
::selection {
  background-color: var(--color-secondary);
  color: var(--color-primary);
}

/* ========================================
   Container
   ======================================== */
.container-custom {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ========================================
   Section Styles
   ======================================== */
.section {
  padding: var(--space-5xl) 0;
}

.section-sm {
  padding: var(--space-4xl) 0;
}

.section-lg {
  padding: var(--space-5xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title h2 {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-md);
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  border-radius: var(--radius-full);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  max-width: 600px;
  margin: var(--space-lg) auto 0;
}

/* ========================================
   Background Variations
   ======================================== */
.bg-primary {
  background-color: var(--color-primary) !important;
}

.bg-secondary {
  background-color: var(--color-secondary) !important;
}

.bg-secondary .section-title h2,
.bg-secondary h1,
.bg-secondary h2,
.bg-secondary h3,
.bg-secondary h4,
.bg-secondary h5,
.bg-secondary h6 {
  color: var(--color-primary);
}

.bg-secondary p,
.bg-secondary .section-subtitle {
  color: var(--color-gray-300);
}

.bg-accent {
  background-color: var(--color-accent) !important;
}

.bg-white {
  background-color: var(--color-white) !important;
}

/* ========================================
   Text Utilities
   ======================================== */
.text-primary {
  color: var(--color-primary) !important;
}

.text-secondary {
  color: var(--color-secondary) !important;
}

.text-accent {
  color: var(--color-accent) !important;
}

.text-muted {
  color: var(--color-gray-500) !important;
}

/* ========================================
   Decorative Elements
   ======================================== */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  border-radius: var(--radius-full);
}

.divider-center {
  margin: 0 auto;
}

.divider-white {
  background: linear-gradient(90deg, var(--color-primary), rgba(248, 247, 244, 0.5));
}

/* ========================================
   Animation Utilities
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger animations */
.stagger-1 {
  transition-delay: 0.1s;
}

.stagger-2 {
  transition-delay: 0.2s;
}

.stagger-3 {
  transition-delay: 0.3s;
}

.stagger-4 {
  transition-delay: 0.4s;
}

.stagger-5 {
  transition-delay: 0.5s;
}

/* ========================================
   Image Styles
   ======================================== */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

.img-cover {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

/* ========================================
   List Styles
   ======================================== */
ul,
ol {
  list-style: none;
}

/* ========================================
   Preloader
   ======================================== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-secondary);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-logo {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  color: var(--color-primary);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.7;
    transform: scale(1.05);
  }
}

/* ========================================
   Scroll to Top Button
   ======================================== */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--color-secondary);
  color: var(--color-primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.scroll-top:hover {
  background: var(--color-accent);
  transform: translateY(-5px);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top i {
  font-size: var(--text-xl);
}

/* ========================================
   PREMIUM POLISH & MICRO-INTERACTIONS
   ======================================== */

/* Smooth Image Reveal on Load */
.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image-wrapper img {
  border-radius: var(--radius-lg);
  transition: transform var(--transition-slow);
}

.about-image-wrapper:hover img {
  transform: scale(1.03);
}

.about-image-accent {
  position: absolute;
  top: -20px;
  left: -20px;
  width: 100%;
  height: 100%;
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.6;
  transition: all var(--transition-base);
}

.about-image-wrapper:hover .about-image-accent {
  top: -15px;
  left: -15px;
  opacity: 1;
}

/* Glowing Accent Effect for Important Elements */
.text-accent {
  text-shadow: 0 0 20px rgba(201, 169, 98, 0.3);
}

/* Button Shine Animation */
.btn-primary-earthica {
  position: relative;
  overflow: hidden;
}

.btn-primary-earthica::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.2),
      transparent);
  transition: left var(--transition-slow);
}

.btn-primary-earthica:hover::before {
  left: 100%;
}

/* Floating Animation for Icons */
@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

.feature-icon {
  animation: float 3s ease-in-out infinite;
  animation-play-state: paused;
}

.feature-card:hover .feature-icon {
  animation-play-state: running;
}

/* Enhanced Card Hover with Gradient Border */
.card-earthica {
  position: relative;
  background: var(--color-white);
}

.card-earthica::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: linear-gradient(135deg, transparent, var(--color-accent), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card-earthica:hover::before {
  opacity: 1;
}

/* Smooth Text Selection */
::selection {
  background-color: var(--color-accent);
  color: var(--color-secondary);
}

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Enhanced Hero Section */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 150px;
  background: linear-gradient(to top, var(--color-primary), transparent);
  pointer-events: none;
  z-index: 1;
}





/* Smooth Image Loading Placeholder */
.card-image-earthica {
  background: linear-gradient(135deg, var(--color-gray-100), var(--color-gray-200));
}

/* CTA Section - styles moved to components.css */

/* Enhanced Value Cards */
.value-card {
  background: var(--color-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-100);
}

.value-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-accent);
}

.value-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  border-radius: var(--radius-lg);
  color: var(--color-secondary);
  font-size: var(--text-2xl);
  transition: all var(--transition-base);
}

.value-card:hover .value-icon {
  transform: rotateY(180deg);
}

.value-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-secondary);
  margin-bottom: var(--space-sm);
}

.value-text {
  color: var(--color-gray-500);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* Images always visible - no loading flash */
img {
  max-width: 100%;
  height: auto;
}

img.loaded {
  opacity: 1;
}

/* Enhanced Navbar Transition */
.navbar-earthica {
  will-change: transform, background-color;
}

/* Cursor Effects for Interactive Elements */
.btn-earthica,
.card-earthica,
.feature-card,
.gallery-item,
.filter-btn {
  cursor: pointer;
}

/* Remove container transition to prevent layout shift */

/* Premium Footer Glow */
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

/* Divider Animation */
.divider {
  position: relative;
  overflow: hidden;
}

.divider::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }

  100% {
    left: 100%;
  }
}

/* ========================================
   SCROLL PROGRESS BAR
   ======================================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 9999;
}

.scroll-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  transition: width 0.1s linear;
  box-shadow: 0 0 10px var(--color-accent);
}

/* ========================================
   BUTTON RIPPLE EFFECT
   ======================================== */
.btn-earthica {
  position: relative;
  overflow: hidden;
}

.btn-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ========================================
   ENHANCED PRELOADER
   ======================================== */
.preloader-logo span {
  color: var(--color-accent);
}

.preloader::after {
  content: '';
  position: absolute;
  bottom: 30%;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  animation: loader-line 1.5s ease-in-out infinite;
}

@keyframes loader-line {

  0%,
  100% {
    width: 40px;
    opacity: 0.5;
  }

  50% {
    width: 80px;
    opacity: 1;
  }
}

/* ========================================
   SMOOTH CARD TRANSITIONS
   ======================================== */
.card-earthica,
.feature-card {
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* ========================================
   ENHANCED SCROLL INDICATOR
   ======================================== */
.hero-scroll-indicator {
  cursor: pointer;
}

.hero-scroll-indicator:hover {
  opacity: 1;
  transform: translateX(-50%) translateY(-5px);
}

.hero-scroll-indicator i {
  animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {

  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }

  40% {
    transform: translateY(8px);
  }

  60% {
    transform: translateY(4px);
  }
}