/* ============================================
   SLAIDBURN — Luxury Watch Design System
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Inter:wght@300;400;500;600&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --color-white: #ffffff;
  --color-black: #000000;
  --color-off-black: #1a1a1a;
  --color-dark-grey: #333333;
  --color-mid-grey: #666666;
  --color-light-grey: #999999;
  --color-border: #e5e5e5;
  --color-bg-light: #f8f8f8;
  --color-bg-dark: #0a0a0a;

  /* Typography */
  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --space-4xl: 12rem;

  /* Layout */
  --max-width: 1400px;
  --nav-height: 80px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--color-off-black);
  background-color: var(--color-white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-black);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: 0.06em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: 0.04em;
}

h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  letter-spacing: 0.03em;
}

h4 {
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  letter-spacing: 0.04em;
}

p {
  font-size: clamp(0.95rem, 1.1vw, 1.1rem);
  color: var(--color-dark-grey);
  max-width: 640px;
}

.text-light {
  color: var(--color-white);
}

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

.text-uppercase {
  text-transform: uppercase;
}

.subtitle {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-mid-grey);
  margin-bottom: var(--space-sm);
}

.subtitle--light {
  color: rgba(255, 255, 255, 0.6);
}

/* --- Layout Utilities --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-2xl) 0;
}

.section--compact {
  padding: var(--space-xl) 0;
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-white);
}

.section--dark p {
  color: rgba(255, 255, 255, 0.7);
}

.section--light {
  background-color: var(--color-bg-light);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.nav--transparent {
  background-color: transparent;
}

.nav--solid {
  background-color: var(--color-white);
  box-shadow: 0 1px 0 var(--color-border);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.nav__links {
  display: flex;
  gap: var(--space-lg);
}

.nav__links--left {
  justify-self: start;
}

.nav__links--right {
  justify-self: end;
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--transition-fast);
}

.nav--transparent .nav__link {
  color: var(--color-white);
}

.nav--solid .nav__link {
  color: var(--color-off-black);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: currentColor;
  transition: width var(--transition-smooth);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__logo {
  justify-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  left: 25px; /* Shift logo 25px to the right */
}

.nav__logo img {
  height: 62px;
  width: auto;
  border: none;
  outline: none;
}

/* Toggle header logos based on nav class */
.nav__logo .logo-light,
.nav__logo .logo-dark {
  display: none;
}

.nav--transparent .nav__logo .logo-light {
  display: block;
}

.nav--solid .nav__logo .logo-dark {
  display: block;
}

/* Mobile hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-black);
  transition: transform var(--transition-smooth), opacity var(--transition-fast);
}

.nav--transparent .nav__hamburger span {
  background-color: var(--color-white);
}

.nav__hamburger--active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}

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

.nav__hamburger--active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

/* Mobile menu overlay */
.nav__mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-white);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.nav__mobile-menu--active {
  display: flex;
  opacity: 1;
}

.nav__mobile-link {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-off-black);
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
}

.nav__mobile-link:hover {
  color: var(--color-mid-grey);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--color-black); /* Black space filling if aspect ratio differs */
}

.hero--short {
  height: 45vh;
  min-height: 300px;
}

.hero__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover; /* Fill the entire hero container seamlessly */
  z-index: 1;
}

.hero__image {
  position: absolute;
  top: -25%;
  left: 0;
  width: 100%;
  height: 125%;
  object-fit: cover;
  z-index: 1;
  will-change: transform;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.1) 40%,
    rgba(0, 0, 0, 0.4) 100%
  );
}

.hero__overlay--home {
  z-index: 2;
  background: 
    linear-gradient(
      to right,
      rgba(0, 0, 0, 0.6) 0%,
      rgba(0, 0, 0, 0.2) 60%,
      rgba(0, 0, 0, 0.4) 100%
    ),
    linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.3) 0%,
      transparent 50%,
      rgba(0, 0, 0, 0.5) 100%
    );
}

.hero__scroll-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 4;
  background-color: #121212;
  opacity: 0;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 3; /* Render on top of overlay */
  text-align: center;
  color: var(--color-white);
  padding: 0 var(--space-lg);
}

@media (min-width: 769px) {
  .hero__content--left {
    text-align: left;
    margin-right: auto;
    margin-left: 8%;
    max-width: 600px;
  }
  
  .hero__content--left .hero__tagline {
    max-width: 450px;
  }
}

/* --- Video Overlay & Collection Cards --- */
.video-overlay-wrapper {
  position: relative;
  background-color: #121212; /* Keep background dark until cards finish */
}

.sticky-hero {
  position: sticky;
  top: 0;
  z-index: 1;
}

.overlay-collections {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10vh var(--space-lg);
}

.overlay-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  max-width: var(--max-width);
  width: 100%;
  height: 80vh;
  min-height: 600px;
}

.overlay-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  text-decoration: none;
  color: var(--color-white);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
  background-color: var(--color-black);
}

.overlay-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.overlay-card__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  z-index: 1;
  transition: transform var(--transition-slow);
}

.overlay-card:hover .overlay-card__bg {
  transform: scale(1.05);
}

.overlay-card__bg--light {
  background-color: #f4f4f4;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay-card__img {
  width: 90%;
  height: auto;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

.overlay-card:hover .overlay-card__img {
  transform: scale(1.05);
}

.overlay-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
  z-index: 2;
  pointer-events: none;
}

.overlay-card__content {
  position: relative;
  z-index: 3;
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.overlay-card__subtitle {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
  color: rgba(255, 255, 255, 0.8);
}

.overlay-card__title {
  font-size: clamp(1.5rem, 2vw, 2rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-white);
}

@media (max-width: 768px) {
  .overlay-grid {
    grid-template-columns: 1fr;
    height: auto;
    gap: var(--space-lg);
  }
  .overlay-card {
    height: 60vh;
    min-height: 400px;
  }
}

/* Ensure the rest of the page covers the sticky video */
.main-content {
  position: relative;
  z-index: 10;
  background-color: var(--color-white);
}
.hero__title {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero__tagline {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.3rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
  max-width: none;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding: 1rem 2.8rem;
  border: 1px solid;
  cursor: pointer;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn--white {
  color: var(--color-white);
  border-color: var(--color-white);
  background: transparent;
}

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

.btn--black {
  color: var(--color-black);
  border-color: var(--color-black);
  background: transparent;
}

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

.btn--solid-black {
  color: var(--color-white);
  border-color: var(--color-black);
  background: var(--color-black);
}

.btn--solid-black:hover {
  background-color: var(--color-dark-grey);
  border-color: var(--color-dark-grey);
}

/* Discover link (arrow style like Rolex) */
.discover-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-off-black);
  transition: gap var(--transition-smooth);
}

.discover-link:hover {
  gap: 1.2rem;
}

.discover-link__arrow {
  display: inline-block;
  width: 28px;
  height: 1px;
  background-color: currentColor;
  position: relative;
}

.discover-link__arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 1px solid currentColor;
  border-top: 1px solid currentColor;
  transform: translateY(-50%) rotate(45deg);
}

.discover-link--white {
  color: var(--color-white);
}

/* --- Brand Statement Section --- */
.brand-statement {
  padding: var(--space-3xl) 0;
  text-align: center;
}

.brand-statement__heading {
  margin-bottom: var(--space-md);
}

.brand-statement__text {
  margin: 0 auto;
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  line-height: 1.9;
  color: var(--color-mid-grey);
}

/* --- Split Section (image + text side by side) --- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.split--reverse {
  direction: rtl;
}

.split--reverse > * {
  direction: ltr;
}

.split__image {
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--color-bg-light); /* Sleek neutral frame */
  width: 100%;
  aspect-ratio: 4 / 5;
  max-height: 580px;
}

.split__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.split__image:hover img {
  transform: scale(1.02);
}

.split__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 var(--space-xl);
}

.split__content h2 {
  margin-bottom: var(--space-md);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
}

.split__content p {
  margin-bottom: var(--space-lg);
  line-height: 1.85;
  color: var(--color-dark-grey);
}

/* --- Contained Banner --- */
.banner {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto var(--space-4xl);
  height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.banner__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%; /* Focus crop on watch on wrist */
  opacity: 0.75;
  transition: transform var(--transition-slow);
}

.banner:hover .banner__image {
  transform: scale(1.02);
}

.banner__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.65) 100%);
}

.banner__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  padding: 0 var(--space-lg);
}

.banner__content h2 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

/* --- Collections Showcase --- */
.collections-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
}

.showcase-card {
  background-color: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.showcase-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.showcase-card__image-container {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background-color: #f8f8f8;
}

.showcase-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.showcase-card:hover .showcase-card__img {
  transform: scale(1.03);
}

.showcase-card__content {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.showcase-card__category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-mid-grey);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.showcase-card__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  color: var(--color-off-black);
}

.showcase-card__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-mid-grey);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.showcase-card__specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
}

.showcase-card__specs span {
  font-size: 0.75rem;
  background-color: var(--color-bg-light);
  color: var(--color-off-black);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

@media (max-width: 1024px) {
  .collections-showcase {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 768px) {
  .collections-showcase {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* --- Values Grid (Our Mission) --- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.value-item {
  background-color: var(--color-white);
  border-radius: 12px;
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
  text-align: center;
}

.value-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.value-item__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  display: block;
  color: var(--color-off-black);
}

.value-item h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  color: var(--color-off-black);
}

.value-item p {
  margin: 0 auto;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-mid-grey);
}

/* --- Divider --- */
.divider {
  width: 60px;
  height: 1px;
  background-color: var(--color-border);
  margin: 0 auto var(--space-lg);
}

.divider--dark {
  background-color: rgba(255, 255, 255, 0.2);
}

/* --- Craftsmanship Section --- */
.craftsmanship {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.craftsmanship h2 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.craftsmanship p {
  color: rgba(255, 255, 255, 0.7);
  margin: 0 auto;
  max-width: 700px;
  line-height: 1.9;
}

/* --- Footer --- */
.footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-start;
}

.footer__brand img {
  height: 40px;
  width: auto;
}

.footer__brand p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  max-width: 300px;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--space-md);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__nav a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-white);
}

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

.footer__social a {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
}

.footer__social a:hover {
  color: var(--color-white);
}

.footer__bottom {
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__copyright {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.05em;
}

/* --- Scroll Animation Classes --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 {
  transition-delay: 0.1s;
}

.reveal--delay-2 {
  transition-delay: 0.2s;
}

.reveal--delay-3 {
  transition-delay: 0.3s;
}

/* --- Page Transition --- */
.page-transition {
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@media (max-width: 1024px) {
  .split {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: var(--space-xl) var(--space-lg);
    gap: var(--space-lg);
  }

  .split__image {
    aspect-ratio: 4 / 5;
    height: auto;
    max-height: 480px;
  }

  .split__content {
    padding: var(--space-lg) 0;
  }

  .collection-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }

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

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .nav__inner {
    grid-template-columns: auto 1fr auto;
  }

  .nav__logo {
    justify-self: center;
    left: 0;
  }

  .nav__logo img {
    height: 36px;
  }

  .hero {
    height: 85vh;
    min-height: 500px;
  }

  .hero--short {
    height: 40vh;
    min-height: 260px;
  }

  h1 {
    font-size: 2.2rem;
  }

  .hero__tagline {
    font-size: 0.95rem;
    letter-spacing: 0.1em;
  }

  .overlay-card {
    height: 55vh;
    min-height: 350px;
  }

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

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

  .section {
    padding: var(--space-xl) 0;
  }

  .brand-statement {
    padding: var(--space-xl) 0;
  }

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

  .collection-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 420px;
    margin: 0 auto;
  }

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

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .banner {
    height: 45vh;
    min-height: 300px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .nav__inner {
    padding: 0 var(--space-sm);
  }

  .btn {
    padding: 0.85rem 2rem;
    font-size: 0.7rem;
  }

  .split__content {
    padding: var(--space-xl) var(--space-sm);
  }
}