/* ============================================
   GLASS HOUSE - Bio-Minimalism Design System
   ============================================ */

:root {
  /* Color Palette */
  --color-bg-primary: #F7F9F7;
  --color-accent-nature: #2D5A27;
  --color-accent-solar: #FFD700;
  --color-glass: #E0F2F1;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #4a4a4a;
  --color-white: #ffffff;
  --color-overlay: rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Montserrat', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 12px;
  --radius-md: 24px;
  --radius-lg: 48px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-glass: 0 8px 32px rgba(45, 90, 39, 0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --max-width: 1400px;
  --header-height: 80px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

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

body {
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-md);
  color: var(--color-accent-nature);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 2rem);
}

p {
  margin-bottom: var(--space-sm);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-secondary);
}

a {
  text-decoration: none;
  color: var(--color-accent-nature);
  transition: color var(--transition-base);
}

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-md);
  background: rgba(247, 249, 247, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(45, 90, 39, 0.1);
  z-index: 1000;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 700;
  color: var(--color-accent-nature);
}

.nav-menu {
  display: flex;
  gap: 15px;
  list-style: none;
  align-items: center;
}

.nav-menu a {
  font-size: 1rem;
  font-weight: 400;
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-solar);
  transition: width var(--transition-base);
}

.nav-menu a:hover::after {
  width: 100%;
}

.burger-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  z-index: 10001;
  order: 999;
}

.burger-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-accent-nature);
  transition: all var(--transition-base);
  border-radius: var(--radius-full);
}

.burger-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.burger-toggle.active span:nth-child(2) {
  opacity: 0;
}

.burger-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(247, 249, 247, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-lg);
  z-index: 10000;
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.mobile-nav.active {
  transform: translateX(0);
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-top: 80px;
}

.mobile-nav a {
  font-size: 1.125rem;
  padding: var(--space-sm) 0;
  display: block;
  border-bottom: 1px solid rgba(45, 90, 39, 0.1);
}

@media (max-width: 1023px) {
  .nav-menu {
    display: none;
  }
  
  .burger-toggle {
    display: flex;
  }
  
  .mobile-nav {
    display: block;
  }
}

/* ============================================
   HERO BANNERS
   ============================================ */

.hero-banner {
  position: relative;
  width: 100vw;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(45, 90, 39, 0.4), rgba(224, 242, 241, 0.5));
  z-index: 2;
}

.hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: var(--max-width);
  width: 100%;
  padding: var(--space-lg);
  text-align: center;
  color: var(--color-white);
}

.hero-content h1 {
  color: var(--color-white);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
  margin-bottom: var(--space-md);
}

.hero-content p {
  color: rgba(255, 255, 255, 0.95);
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  max-width: 800px;
  margin: 0 auto var(--space-lg);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}

.hero-text-overlay {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  background: rgba(247, 249, 247, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  max-width: 90%;
  box-shadow: var(--shadow-glass);
}

.hero-text-overlay h2,
.hero-text-overlay p {
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.hero-text-overlay h2 {
  margin-bottom: var(--space-md);
}

/* ============================================
   MAIN CONTENT
   ============================================ */

main {
  width: 100%;
  overflow-x: hidden;
}

.content-section {
  padding: var(--space-xl) var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
  width: 100%;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

.section-header p {
  max-width: 700px;
  margin: 0 auto;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.grid-two {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  width: 100%;
  max-width: 1200px;
}

.grid-three {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  width: 100%;
  max-width: 1200px;
}

.grid-four {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
  width: 100%;
  max-width: 1200px;
}

/* ============================================
   CARDS & GLASSMORPHISM
   ============================================ */

.glass-card {
  background: rgba(224, 242, 241, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

.card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--color-accent-nature);
  margin-bottom: var(--space-sm);
}

.card-text {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  margin-top: 10px;
}

.btn-primary {
  background: var(--color-accent-nature);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--color-accent-solar);
  color: var(--color-text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent-nature);
  border: 2px solid var(--color-accent-nature);
}

.btn-secondary:hover {
  background: var(--color-accent-nature);
  color: var(--color-white);
}

/* ============================================
   SUN-PATH SIMULATOR
   ============================================ */

.sun-path-widget {
  background: rgba(224, 242, 241, 0.5);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin: var(--space-lg) 0;
  box-shadow: var(--shadow-glass);
}

.sun-path-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

.time-slider {
  width: 100%;
  max-width: 500px;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(45, 90, 39, 0.2);
  outline: none;
  -webkit-appearance: none;
}

.time-slider::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent-solar);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
}

.time-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent-solar);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
}

.time-display {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-accent-nature);
  margin-top: var(--space-sm);
}

/* ============================================
   FORMS
   ============================================ */

.form-container {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(224, 242, 241, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-glass);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
  color: var(--color-accent-nature);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-sm);
  border: 2px solid rgba(45, 90, 39, 0.2);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.8);
  transition: border-color var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent-nature);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 4px;
}

.checkbox-group label {
  font-weight: 400;
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ============================================
   MAP CONTAINER
   ============================================ */

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-lg) 0;
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   PRODUCT GRID
   ============================================ */

.product-card {
  background: rgba(224, 242, 241, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-solar);
  margin-top: var(--space-sm);
}

/* ============================================
   PORTFOLIO GALLERY
   ============================================ */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base);
}

.portfolio-item:hover {
  transform: scale(1.02);
}

.portfolio-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: var(--space-md);
  color: var(--color-white);
}

.portfolio-overlay h3 {
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.toggle-controls {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.toggle-btn {
  padding: var(--space-xs) var(--space-sm);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  cursor: pointer;
  transition: all var(--transition-base);
}

.toggle-btn.active {
  background: var(--color-accent-solar);
  color: var(--color-text-primary);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: rgba(45, 90, 39, 0.05);
  border-top: 1px solid rgba(45, 90, 39, 0.1);
  padding: var(--space-lg) var(--space-md);
  margin-top: var(--space-xl);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.footer-section h4 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.footer-menu {
  list-style: none;
}

.footer-menu li {
  margin-bottom: var(--space-xs);
}

.footer-menu a {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.footer-menu a:hover {
  color: var(--color-accent-nature);
}

.footer-bottom {
  text-align: center;
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(45, 90, 39, 0.1);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* ============================================
   PRIVACY POPUP
   ============================================ */

.privacy-popup {
  position: fixed;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  max-width: 500px;
  background: rgba(247, 249, 247, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(45, 90, 39, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-lg);
  z-index: 10000;
  transform: translateY(150%);
  transition: transform var(--transition-slow);
}

.privacy-popup.show {
  transform: translateY(0);
}

.privacy-popup p {
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.privacy-buttons {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

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

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

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.date {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
  :root {
    --space-lg: 3rem;
    --space-xl: 4rem;
  }
  
  .content-section {
    padding: var(--space-lg) var(--space-md);
  }
  
  .hero-banner {
    min-height: 60vh;
  }
  
  .grid-two,
  .grid-three,
  .grid-four {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
  
  .privacy-popup {
    left: var(--space-sm);
    right: var(--space-sm);
  }
}

@media (max-width: 480px) {
  :root {
    --space-md: 1.5rem;
    --space-lg: 2rem;
  }
  
  .hero-content {
    padding: var(--space-md);
  }
  
  .hero-text-overlay {
    padding: var(--space-sm) var(--space-md);
  }
}

/* ============================================
   LIGHTING TRANSITIONS (for Sun-Path)
   ============================================ */

body.morning-light {
  background: linear-gradient(135deg, #FFF8E1 0%, #F7F9F7 100%);
}

body.noon-light {
  background: #F7F9F7;
}

body.evening-light {
  background: linear-gradient(135deg, #F7F9F7 0%, #E8EAF6 100%);
}

body.night-light {
  background: linear-gradient(135deg, #1A1A2E 0%, #16213E 100%);
}

body.morning-light .hero-banner::before,
body.noon-light .hero-banner::before,
body.evening-light .hero-banner::before,
body.night-light .hero-banner::before {
  transition: background var(--transition-slow);
}