/* 
  1. Reset & Base 
*/
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Colors - High contrast editorial */
  --c-bg: #F4F4F1; /* Off-white for a clean gallery look */
  --c-surface: #FFFFFF;
  --c-secondary: #EBEBE6;
  --c-text: #080A0D; /* Very dark graphite */
  --c-muted: #5C626A;
  --c-accent: #C5A15A;
  --c-white: #FFFFFF;
  --c-black: #000000;
  
  /* Typography */
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Transition */
  --tr-fast: 0.2s ease;
  --tr-smooth: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Optional Dark Mode / Industrial variant for specific sections */
.theme-dark {
  --c-bg: #080A0D;
  --c-surface: #101318;
  --c-secondary: #161A20;
  --c-text: #F4F4F1;
  --c-muted: #9A9FA8;
  --c-accent: #C5A15A;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul {
  list-style: none;
}

/* 
  2. Typography 
*/
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.1;
  color: var(--c-text);
  text-transform: uppercase;
}

/* Editorial H1 */
h1 { 
  font-size: clamp(48px, 6vw, 96px); 
  letter-spacing: -0.02em; 
  margin-bottom: 2rem;
}

h2 { 
  font-size: clamp(36px, 4vw, 64px); 
  letter-spacing: -0.01em; 
  margin-bottom: 1.5rem;
}

h3 { font-size: clamp(24px, 2.5vw, 40px); }

p { margin-bottom: 1.5rem; }

.text-huge {
  font-size: clamp(64px, 8vw, 120px);
  line-height: 1;
  font-family: var(--font-heading);
}

.text-num {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--c-muted);
  display: block;
  margin-bottom: 1rem;
}

/* 
  3. Layout & Grid 
*/
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Editorial whitespace */
.section { padding: 10rem 0; }
.section-sm { padding: 5rem 0; }

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
}

.col-span-4 { grid-column: span 4; }
.col-span-5 { grid-column: span 5; }
.col-span-6 { grid-column: span 6; }
.col-span-7 { grid-column: span 7; }
.col-span-8 { grid-column: span 8; }
.col-span-12 { grid-column: span 12; }

.text-center { text-align: center; }
.text-accent { color: var(--c-accent); }
.text-muted { color: var(--c-muted); }

/* Buttons & Links */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 2.5rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--tr-fast);
  border-radius: 0; /* Sharp corners for industrial look */
}

.btn-primary {
  background-color: var(--c-text);
  color: var(--c-bg);
}
.btn-primary:hover {
  background-color: var(--c-accent);
  color: var(--c-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--c-text);
  border-color: var(--c-text);
}
.btn-outline:hover {
  background-color: var(--c-text);
  color: var(--c-bg);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  border-bottom: 1px solid currentColor;
  padding-bottom: 0.25rem;
  transition: color var(--tr-fast);
}
.link-arrow::after {
  content: '→';
  margin-left: 0.5rem;
  transition: transform var(--tr-smooth);
}
.link-arrow:hover::after {
  transform: translateX(10px);
}

/* 
  4. Header 
*/
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: transparent;
  transition: background-color var(--tr-smooth), padding var(--tr-smooth), border-color var(--tr-smooth);
  padding: 2rem 0;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background-color: rgba(244, 244, 241, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.theme-dark .header.scrolled {
  background-color: rgba(8, 10, 13, 0.95);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--c-text);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav__list {
  display: flex;
  gap: 3rem;
}
.nav__link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--c-text);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--c-text);
  transition: width var(--tr-smooth);
}
.nav__link:hover::after {
  width: 100%;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--c-text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* 
  5. Hero 
*/
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 8rem;
}
.hero__bg {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: -1;
  overflow: hidden;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* Overlay for contrast */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(244,244,241,0.95) 0%, rgba(244,244,241,0.6) 100%);
  z-index: 0;
}
.theme-dark.hero::after {
  background: linear-gradient(to right, rgba(8,10,13,0.9) 0%, rgba(8,10,13,0.4) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 1000px;
}
.hero__badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 2rem;
  color: var(--c-accent);
}
.hero__actions {
  display: flex;
  gap: 1.5rem;
  margin-top: 3rem;
}

/* Trust Strip */
.trust-strip {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(0,0,0,0.1);
  border-bottom: 1px solid rgba(0,0,0,0.1);
  padding: 2rem 0;
  background-color: var(--c-bg);
}
.theme-dark .trust-strip {
  border-color: rgba(255,255,255,0.1);
}
.trust-strip__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}
.trust-item {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.trust-item strong {
  font-size: 1.75rem;
  color: var(--c-accent);
}

/* 
  6. Catalog / Editorial Layouts
*/
.catalog-item {
  border-top: 1px solid rgba(0,0,0,0.1);
  padding: 4rem 0;
}
.theme-dark .catalog-item {
  border-color: rgba(255,255,255,0.1);
}
.catalog-item__img-wrapper {
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background-color: var(--c-secondary);
}
.catalog-item__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}
.catalog-item:hover .catalog-item__img {
  transform: scale(1.05);
}

/* Brands Grid */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 4rem 2rem;
  align-items: center;
  justify-items: center;
}
.brand-item {
  text-align: center;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: all var(--tr-smooth);
}
.brand-item:hover {
  filter: grayscale(0%);
  opacity: 1;
}
.brand-item h3 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

/* 
  7. Footer 
*/
.footer {
  background-color: var(--c-secondary);
  padding: 6rem 0 2rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4rem 2rem;
  margin-bottom: 4rem;
}
.footer-col-1 { grid-column: span 4; }
.footer-col-2 { grid-column: span 4; }
.footer-col-3 { grid-column: span 4; }

.footer__bottom {
  text-align: left;
  padding-top: 2rem;
  border-top: 1px solid rgba(0,0,0,0.1);
  font-size: 0.9rem;
  color: var(--c-muted);
}
.theme-dark .footer__bottom {
  border-color: rgba(255,255,255,0.1);
}

/* Mobile Sticky CTA */
.mobile-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--c-surface);
  z-index: 99;
  border-top: 1px solid rgba(0,0,0,0.1);
  padding: 0.5rem;
}
.theme-dark .mobile-sticky-cta {
  border-color: rgba(255,255,255,0.1);
}
.mobile-sticky-cta__inner {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}
.mobile-sticky-cta .btn {
  flex: 1;
  padding: 0.75rem 0;
  font-size: 0.8rem;
}

/* Utility Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 1s cubic-bezier(0.25, 1, 0.5, 1);
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}