/* ============================================
   TEXTILE ART STUDIO - FUTURISTIC DESIGN SYSTEM
   ============================================ */

:root {
  /* Color Palette - Raw Silk & Anthracite Thread */
  --color-raw-silk: #FFF9F0;
  --color-anthracite: #2E2E2E;
  --color-copper: #B87333;
  --color-indigo: #1A237E;
  --color-white: #FFFFFF;
  --color-shadow: rgba(46, 46, 46, 0.1);
  --color-shadow-strong: rgba(46, 46, 46, 0.2);
  
  /* Typography */
  --font-serif: 'Bodoni Moda', serif;
  --font-sans: 'Inter', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px var(--color-shadow);
  --shadow-md: 0 4px 16px var(--color-shadow);
  --shadow-lg: 0 8px 32px var(--color-shadow-strong);
  
  /* Z-index layers */
  --z-base: 1;
  --z-header: 100;
  --z-menu: 200;
  --z-overlay: 300;
}

/* ============================================
   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-sans);
  color: var(--color-anthracite);
  background-color: var(--color-raw-silk);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Thread-follow cursor effect */
body {
  cursor: none;
}

.cursor-thread {
  position: fixed;
  width: 2px;
  height: 2px;
  background: var(--color-copper);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s ease;
}

.cursor-thread::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-copper), transparent);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-anthracite);
}

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 2rem);
}

p {
  margin-bottom: var(--space-md);
  font-size: clamp(0.875rem, 2vw, 1rem);
}

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

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

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

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 249, 240, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(46, 46, 46, 0.1);
  z-index: var(--z-header);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 700;
  color: var(--color-anthracite);
}

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

.nav-menu a {
  font-size: clamp(0.875rem, 2vw, 1rem);
  color: var(--color-anthracite);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: var(--space-sm) 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-copper);
  transition: width var(--transition-base);
}

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

/* Burger Menu Button - Always visible in header */
.burger-toggle {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1000001;
  position: relative;
  margin-left: var(--space-md);
}

.burger-icon {
  width: 28px;
  height: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

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

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

.burger-toggle.active .burger-icon span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Navigation Menu - Opens separately from header */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 1023px;
  height: 100vh;
  background: rgba(255, 249, 240, 0.98);
  backdrop-filter: blur(20px);
  z-index: calc(var(--z-menu) + 10);
  transition: right var(--transition-base);
  padding: var(--space-xxl) var(--space-lg);
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(46, 46, 46, 0.1);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-xxl);
}

.mobile-nav-list a {
  font-size: clamp(1.25rem, 4vw, 1.5rem);
  color: var(--color-anthracite);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(46, 46, 46, 0.1);
  display: block;
}

.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(46, 46, 46, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  z-index: calc(var(--z-menu) - 1);
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

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

main {
  min-height: calc(100vh - 200px);
}

/* ============================================
   HERO BANNERS - Full Width
   ============================================ */

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

.hero-banner-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: var(--z-base);
  opacity: 0.35;
}

.hero-content {
  position: relative;
  z-index: calc(var(--z-base) + 1);
  text-align: center;
  padding: var(--space-xl);
  background: rgba(255, 249, 240, 0.85);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  max-width: 800px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.hero-content h1 {
  margin-bottom: var(--space-md);
  color: var(--color-anthracite);
}

.hero-content p {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-anthracite);
}

/* ============================================
   SECTIONS
   ============================================ */

.content-section {
  padding: var(--space-xxl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

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

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

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: var(--color-copper);
}

/* Grid Layouts - Centered and balanced */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-md);
}

.grid-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  background: var(--color-white);
}

.grid-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.grid-item-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

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

.grid-item-content h3 {
  margin-bottom: var(--space-sm);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
}

.grid-item-content p {
  font-size: clamp(0.875rem, 2vw, 1rem);
  color: rgba(46, 46, 46, 0.8);
}

/* Two Column Layout */
.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-top: var(--space-xl);
}

.two-column-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

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

/* ============================================
   CONTACT FORM
   ============================================ */

.contact-form-container {
  max-width: 600px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--color-anthracite);
  font-size: clamp(0.875rem, 2vw, 1rem);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid rgba(46, 46, 46, 0.2);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: clamp(0.875rem, 2vw, 1rem);
  background: var(--color-white);
  transition: border-color var(--transition-fast);
}

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

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

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

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 4px;
  flex-shrink: 0;
}

.checkbox-group label {
  margin-bottom: 0;
  font-weight: 400;
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
}

.btn-submit {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-indigo);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  margin-top: 10px;
  transition: background var(--transition-base), transform var(--transition-fast);
}

.btn-submit:hover {
  background: var(--color-copper);
  color: black;
  transform: translateY(-2px);
}

.btn-submit:active {
  transform: translateY(0);
}

.btn-inline {
  display: inline-block;
  width: auto;
  padding: var(--space-md) var(--space-xl);
}

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

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

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

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

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.product-info {
  padding: var(--space-lg);
}

.product-title {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  margin-bottom: var(--space-sm);
  color: var(--color-anthracite);
}

.product-description {
  margin-bottom: var(--space-md);
  color: rgba(46, 46, 46, 0.8);
  font-size: clamp(0.875rem, 2vw, 1rem);
}

.product-price {
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: var(--color-copper);
  font-weight: 700;
}

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

.site-footer {
  background: var(--color-anthracite);
  color: var(--color-raw-silk);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-xxl);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.footer-section h3 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 249, 240, 0.8);
  font-size: clamp(0.875rem, 2vw, 1rem);
  margin-bottom: var(--space-sm);
  display: block;
}

.footer-section a:hover {
  color: var(--color-copper);
}

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

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

.footer-bottom {
  text-align: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 249, 240, 0.2);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  color: rgba(255, 249, 240, 0.6);
}

/* ============================================
   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 (min-width: 1024px) {
  .burger-toggle {
    display: none;
  }
}

@media (max-width: 1023px) {
  .nav-menu {
    display: none;
  }
  
  .burger-toggle {
    display: block;
  }
  
  .site-header {
    padding: var(--space-md);
  }
  
  .two-column {
    grid-template-columns: 1fr;
  }
  
  .hero-content {
    padding: var(--space-lg);
  }
  
  .content-section {
    padding: var(--space-xl) var(--space-md);
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: var(--space-md);
  }
  
  .grid-container {
    grid-template-columns: 1fr;
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .contact-form-container {
    padding: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .content-section {
    padding: var(--space-lg) var(--space-sm);
  }
  
  .hero-content {
    padding: var(--space-md);
  }
}

@media (max-width: 320px) {
  html {
    font-size: 12px;
  }
  
  .grid-container {
    gap: var(--space-md);
  }
}

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

.privacy-popup {
  position: fixed;
  bottom: var(--space-lg);
  left: var(--space-lg);
  right: var(--space-lg);
  max-width: 500px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-overlay);
  transform: translateY(150%);
  transition: transform var(--transition-base);
}

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

.privacy-popup-content {
  margin-bottom: var(--space-md);
}

.privacy-popup-content p {
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  margin-bottom: var(--space-sm);
}

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

.btn-accept,
.btn-decline {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.btn-accept {
  background: var(--color-indigo);
  color: var(--color-white);
}

.btn-accept:hover {
  background: var(--color-copper);
}

.btn-decline {
  background: transparent;
  color: var(--color-anthracite);
  border: 1px solid rgba(46, 46, 46, 0.2);
}

.btn-decline:hover {
  background: rgba(46, 46, 46, 0.1);
}

/* ============================================
   ERROR PAGE (404)
   ============================================ */

.error-container {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xl);
}

.error-code {
  font-family: var(--font-serif);
  font-size: clamp(4rem, 10vw, 8rem);
  color: var(--color-copper);
  margin-bottom: var(--space-md);
}

.error-message {
  font-size: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: var(--space-lg);
}

.error-description {
  max-width: 600px;
  margin-bottom: var(--space-xl);
  color: rgba(46, 46, 46, 0.8);
}

/* ============================================
   THANK YOU PAGE
   ============================================ */

.thank-you-container {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xl);
}

.thank-you-icon {
  font-size: clamp(3rem, 8vw, 5rem);
  color: var(--color-copper);
  margin-bottom: var(--space-lg);
}

.thank-you-title {
  font-size: clamp(1.75rem, 4vw, 3rem);
  margin-bottom: var(--space-md);
}

.thank-you-message {
  max-width: 600px;
  margin-bottom: var(--space-xl);
  color: rgba(46, 46, 46, 0.8);
}

/* ============================================
   LEGAL PAGES STYLING
   ============================================ */

.legal-content {
  max-width: 900px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.legal-content h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.legal-content ul,
.legal-content ol {
  margin-left: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content li {
  margin-bottom: var(--space-sm);
}

.date {
  font-style: italic;
  color: rgba(46, 46, 46, 0.6);
  margin-bottom: var(--space-lg);
}