/* ============================================
   LIQUID INK INTERFACE - FUTURISTIC DESIGN
   ============================================ */

:root {
  /* Color Palette */
  --color-parchment: #E2E8F0;
  --color-obsidian: #0F172A;
  --color-violet: #8B5CF6;
  --color-violet-light: #A78BFA;
  --color-violet-dark: #6D28D9;
  
  /* Typography */
  --font-primary: 'Lexend Deca', sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  
  /* 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;
  
  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 10px 15px rgba(15, 23, 42, 0.1);
  --shadow-xl: 0 20px 25px rgba(15, 23, 42, 0.15);
  --shadow-violet: 0 0 20px rgba(139, 92, 246, 0.3);
  --shadow-violet-glow: 0 0 40px rgba(139, 92, 246, 0.5);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
}

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

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-obsidian);
  background-color: var(--color-parchment);
  overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-obsidian);
}

h1 {
  font-size: var(--font-size-5xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

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

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

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

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

a:hover {
  color: var(--color-violet-dark);
}

/* ============================================
   HEADER
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-lg) var(--space-md);
  background: rgba(226, 232, 240, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(139, 92, 246, 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-lg);
}

.brand-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-obsidian);
}

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

.nav-link {
  font-size: var(--font-size-base);
  color: var(--color-obsidian);
  position: relative;
  padding: var(--space-sm) 0;
  transition: color var(--transition-base);
}

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

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

.burger-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  color: var(--color-obsidian);
  font-size: var(--font-size-2xl);
  z-index: 1000001;
}

.burger-icon {
  display: block;
  width: 24px;
  height: 24px;
  position: relative;
}

.burger-icon span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-obsidian);
  margin: 5px 0;
  transition: all var(--transition-base);
  transform-origin: center;
}

.burger-toggle.active .burger-icon span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* ============================================
   BURGER MENU (MOBILE)
   ============================================ */

@media (max-width: 1023px) {
  .burger-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(226, 232, 240, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: var(--space-3xl) var(--space-xl);
    gap: var(--space-lg);
    box-shadow: -4px 0 20px rgba(15, 23, 42, 0.1);
    transition: right var(--transition-base);
    z-index: 1000;
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-link {
    width: 100%;
    padding: var(--space-md) 0;
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
  }
}

/* ============================================
   HERO BANNERS (FULL-WIDTH)
   ============================================ */

.hero-banner {
  position: relative;
  width: 100vw;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

.banner-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.3;
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(226, 232, 240, 0.95) 0%,
    rgba(226, 232, 240, 0.85) 50%,
    rgba(139, 92, 246, 0.15) 100%
  );
  z-index: 2;
}

.banner-content {
  position: relative;
  z-index: 3;
  max-width: var(--max-width);
  width: 100%;
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
}

.banner-title {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  color: var(--color-obsidian);
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 10px rgba(139, 92, 246, 0.2);
}

.banner-subtitle {
  font-size: clamp(var(--font-size-lg), 2.5vw, var(--font-size-2xl));
  color: var(--color-obsidian);
  opacity: 0.9;
  max-width: 800px;
  margin: 0 auto;
}

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

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-md);
}

.content-section {
  margin-bottom: var(--space-3xl);
  padding: var(--space-2xl) 0;
  text-align: center;
}

.content-section > * {
  text-align: left;
}

.content-section .section-title {
  text-align: center;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-2xl);
  position: relative;
  padding-bottom: var(--space-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-violet), transparent);
}

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

.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.grid-item {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid rgba(139, 92, 246, 0.1);
  transition: all var(--transition-base);
}

.grid-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-violet);
  border-color: var(--color-violet);
}

.grid-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.grid-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-obsidian);
}

.grid-text {
  color: var(--color-obsidian);
  opacity: 0.8;
  font-size: var(--font-size-sm);
}

/* ============================================
   TWO COLUMN LAYOUT
   ============================================ */

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  margin-top: var(--space-xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.column-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.column-content {
  padding: var(--space-lg);
}

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

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: var(--color-violet);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--shadow-md);
  margin-top: 10px;
}

.btn:hover {
  background: var(--color-violet-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-violet);
  color: white;
}

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

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

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

.form-container {
  max-width: 600px;
  margin: var(--space-2xl) auto;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(139, 92, 246, 0.1);
  box-shadow: var(--shadow-lg);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-obsidian);
  font-weight: 500;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  background: rgba(255, 255, 255, 0.8);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-violet);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

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

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

.checkbox-input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  cursor: pointer;
}

.checkbox-label {
  font-size: var(--font-size-sm);
  color: var(--color-obsidian);
  opacity: 0.8;
}

/* ============================================
   MAPS
   ============================================ */

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(139, 92, 246, 0.1);
}

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

/* ============================================
   PRODUCTS
   ============================================ */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.product-card {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid rgba(139, 92, 246, 0.1);
  transition: all var(--transition-base);
}

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

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

.product-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-obsidian);
}

.product-description {
  color: var(--color-obsidian);
  opacity: 0.8;
  margin-bottom: var(--space-md);
  font-size: var(--font-size-sm);
}

.product-price {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-violet);
  margin-top: var(--space-md);
}

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

.site-footer {
  background: var(--color-obsidian);
  color: var(--color-parchment);
  padding: var(--space-2xl) var(--space-md);
  margin-top: var(--space-3xl);
}

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

.footer-section h4 {
  color: var(--color-parchment);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-lg);
}

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

.footer-link {
  color: rgba(226, 232, 240, 0.8);
  display: block;
  padding: var(--space-sm) 0;
  transition: color var(--transition-base);
}

.footer-link:hover {
  color: var(--color-violet-light);
}

.footer-text {
  color: rgba(226, 232, 240, 0.6);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xl);
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(226, 232, 240, 0.1);
}

/* ============================================
   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); }
.mt-xl { margin-top: var(--space-xl); }

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

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

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
  }
  
  .two-column {
    grid-template-columns: 1fr;
  }
  
  .grid-container {
    grid-template-columns: 1fr;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .banner-content {
    padding: var(--space-xl) var(--space-md);
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: var(--space-md) 0;
  }
  
  .brand-text {
    font-size: 1rem;
  }
  
  .form-container {
    padding: var(--space-lg);
  }
  
  .content-section {
    padding: var(--space-lg) 0;
  }
}

/* ============================================
   ANIMATIONS & EFFECTS
   ============================================ */

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

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

/* Ink trail effect on hover */
.ink-trail {
  position: relative;
}

.ink-trail::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.ink-trail:hover::before {
  opacity: 1;
}