/* Swiss Modernism 2.0 - Digital Photo Book Curation Website */

:root {
  --color-ink-black: #080808;
  --color-paper-white: #FFFFFF;
  --color-studio-grey: #E0E0E0;
  --color-accent: #080808;
  --font-primary: 'Helvetica Neue', 'Arial', sans-serif;
  --font-mono: 'Courier New', monospace;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-xxl: 6rem;
  --radius-sm: 4px;
  --radius-md: 8px;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-subtle: 0 1px 3px rgba(8, 8, 8, 0.1);
  --shadow-medium: 0 4px 12px rgba(8, 8, 8, 0.15);
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--color-ink-black);
  background-color: var(--color-paper-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

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);
  max-width: 65ch;
}

a {
  color: var(--color-ink-black);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

a:hover {
  opacity: 0.7;
}

/* Header */
.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-lg) var(--space-md);
  background-color: var(--color-paper-white);
  border-bottom: 1px solid var(--color-studio-grey);
  z-index: 1000;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
}

.brand-name {
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 500;
  text-transform: uppercase;
}

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

.nav-menu li a {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-sm) 0;
  position: relative;
}

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

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

/* Burger Menu */
.burger-button {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  width: 32px;
  height: 32px;
  position: relative;
  z-index: 1001;
  flex-shrink: 0;
}

.burger-button span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-ink-black);
  margin: 5px 0;
  transition: var(--transition-fast);
}

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

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

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

@media (min-width: 1024px) {
  .burger-button {
    display: none;
  }
}

@media (max-width: 1023px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-paper-white);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-xxl) var(--space-lg);
    box-shadow: var(--shadow-medium);
    transition: right var(--transition-smooth);
    z-index: 999;
    gap: var(--space-md);
    margin: 0;
  }

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

  .nav-menu li {
    width: 100%;
  }

  .nav-menu li a {
    display: block;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-studio-grey);
  }
}

/* Main Content */
main {
  min-height: calc(100vh - 200px);
}

/* Hero Banner - Full Width */
.hero-banner {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  height: 70vh;
  min-height: 400px;
  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: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-paper-white);
  padding: var(--space-lg);
  max-width: 800px;
  background-color: rgba(8, 8, 8, 0.7);
  backdrop-filter: blur(10px);
}

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

.hero-content p {
  color: var(--color-paper-white);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

/* Section Banner */
.section-banner {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  height: 50vh;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.section-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-paper-white);
  padding: var(--space-lg);
  max-width: 700px;
  background-color: rgba(8, 8, 8, 0.75);
  backdrop-filter: blur(10px);
}

.section-banner-content h2 {
  color: var(--color-paper-white);
  margin-bottom: var(--space-md);
}

/* Sections */
.section {
  padding: var(--space-xxl) var(--space-md);
  max-width: 1400px;
  margin: 0 auto;
}

.section-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-xxl);
}

.section-content.reverse {
  direction: rtl;
}

.section-content.reverse > * {
  direction: ltr;
}

.section-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--color-studio-grey);
  box-shadow: var(--shadow-subtle);
}

.section-image-container {
  position: relative;
  overflow: hidden;
}

/* Grid Layouts */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) auto;
  max-width: 1200px;
  justify-items: center;
}

.content-card {
  border: 1px solid var(--color-studio-grey);
  padding: var(--space-lg);
  background-color: var(--color-paper-white);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.content-card-image {
  width: 100%;
  max-width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-studio-grey);
}

/* Before/After Slider */
.slider-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: var(--space-xl) auto;
  border: 1px solid var(--color-studio-grey);
  overflow: hidden;
}

.slider-wrapper {
  position: relative;
  width: 100%;
  height: 500px;
}

.slider-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.slider-image.active {
  opacity: 1;
}

.slider-controls {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-paper-white);
}

.slider-button {
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: opacity var(--transition-fast);
}

.slider-button:hover {
  opacity: 0.8;
}

/* Contact Form */
.contact-section {
  max-width: 800px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

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

.form-group label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  padding: var(--space-md);
  border: 1px solid var(--color-studio-grey);
  font-family: var(--font-primary);
  font-size: 1rem;
  background-color: var(--color-paper-white);
  transition: border-color var(--transition-fast);
}

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

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

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

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

.checkbox-group label {
  font-size: 0.85rem;
  text-transform: none;
  letter-spacing: normal;
  font-weight: normal;
  cursor: pointer;
}

.submit-button {
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: opacity var(--transition-fast);
  align-self: flex-start;
  margin-top: 10px;
}

.submit-button:hover {
  opacity: 0.8;
}

/* Google Maps */
.map-container {
  width: 100%;
  height: 400px;
  margin: var(--space-xl) 0;
  border: 1px solid var(--color-studio-grey);
}

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

.contact-info-grid {
  margin-bottom: var(--space-xl);
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xl) auto;
  max-width: 1200px;
  justify-items: center;
}

.product-card {
  border: 1px solid var(--color-studio-grey);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-image {
  width: 100%;
  max-width: 100%;
  height: 250px;
  object-fit: cover;
  border: 1px solid var(--color-studio-grey);
}

.product-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.product-price {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: auto;
}

/* Footer */
.site-footer {
  background-color: var(--color-paper-white);
  border-top: 1px solid var(--color-studio-grey);
  padding: var(--space-xl) var(--space-md);
  margin-top: var(--space-xxl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
}

.footer-section h3 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  font-weight: 500;
}

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

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

.footer-menu a {
  font-size: 0.85rem;
  color: var(--color-ink-black);
  opacity: 0.7;
}

.footer-menu a:hover {
  opacity: 1;
}

.footer-contact {
  font-size: 0.85rem;
  line-height: 1.8;
  opacity: 0.7;
}

.copyright {
  text-align: center;
  display: flex;
  justify-content: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid var(--color-studio-grey);
  font-size: 0.8rem;
  opacity: 0.6;
}

/* Privacy Popup */
.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  max-width: 500px;
  background-color: var(--color-paper-white);
  border: 1px solid var(--color-studio-grey);
  padding: var(--space-lg);
  box-shadow: var(--shadow-medium);
  z-index: 2000;
}

.privacy-popup.active {
  display: block;
}

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

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

.privacy-popup-button {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-ink-black);
  background-color: var(--color-paper-white);
  cursor: pointer;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.privacy-popup-button.accept {
  background-color: var(--color-ink-black);
  color: var(--color-paper-white);
}

.privacy-popup-button:hover {
  opacity: 0.8;
}

/* Thank You Page */
.thank-you-section {
  max-width: 600px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xl);
  text-align: center;
}

.thank-you-section h1 {
  margin-bottom: var(--space-lg);
}

/* 404 Page */
.error-section {
  max-width: 600px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xl);
  text-align: center;
}

.error-section h1 {
  font-size: 6rem;
  margin-bottom: var(--space-md);
  opacity: 0.3;
}

/* Policy Pages */
.policy-content {
  max-width: 800px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xl);
}

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

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

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

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

.date {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  opacity: 0.6;
  margin-bottom: var(--space-lg);
}

/* Scroll Snap */
.scroll-snap-container {
  scroll-snap-type: y proximity;
}

.scroll-snap-section {
  scroll-snap-align: start;
}

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding: var(--space-xl) var(--space-md);
  }

  .section-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero-banner {
    height: 50vh;
    min-height: 300px;
  }

  .section-banner {
    height: 40vh;
    min-height: 250px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .slider-wrapper {
    height: 300px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .section {
    padding: var(--space-lg) var(--space-md);
  }

  .hero-banner {
    height: 40vh;
    min-height: 250px;
  }

  .section-banner {
    height: 30vh;
    min-height: 200px;
  }

  .privacy-popup {
    left: var(--space-sm);
    right: var(--space-sm);
    bottom: var(--space-sm);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-lg {
  margin-top: var(--space-lg);
}

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

.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;
}