/* ==========================================================================
   BRAVOSIGHT — Dark Gallery Design System
   A cinematic B2B showcase for premium building materials
   ========================================================================== */

/* --- Design Tokens --- */
:root {
  /* Color Palette */
  --bg-primary: #111111;
  --bg-secondary: #1a1a1a;
  --bg-card: #1e1e1e;
  --bg-elevated: #252525;
  --bg-hover: #2a2a2a;

  --copper: #c8956c;
  --copper-light: #d4a882;
  --copper-dark: #a87a56;
  --copper-glow: rgba(200, 149, 108, 0.15);
  --copper-subtle: rgba(200, 149, 108, 0.08);

  --text-primary: #f0ede8;
  --text-secondary: #8a8580;
  --text-muted: #5a5652;
  --text-inverse: #111111;

  --border-subtle: rgba(200, 149, 108, 0.12);
  --border-medium: rgba(200, 149, 108, 0.25);

  /* Typography */
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body: 'Outfit', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;

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

  /* Transitions */
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 200ms;
  --duration-medium: 400ms;
  --duration-slow: 800ms;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--copper);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-smooth);
}
a:hover { color: var(--copper-light); }

::selection {
  background: var(--copper);
  color: var(--bg-primary);
}

/* --- Grain Overlay --- */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 300;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

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

h4 {
  font-size: 1.2rem;
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 65ch;
}

.label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
}

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

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

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: all var(--duration-medium) var(--ease-smooth);
}

.nav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17,17,17,0.95) 0%, rgba(17,17,17,0) 100%);
  pointer-events: none;
  transition: opacity var(--duration-medium) var(--ease-smooth);
}

.nav.scrolled::before {
  background: rgba(17,17,17,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  opacity: 1;
}

.nav__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-smooth);
}
.nav__logo:hover {
  color: var(--copper);
}
.nav__logo span {
  color: var(--copper);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav__links a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--duration-fast) var(--ease-smooth);
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--copper);
  transition: width var(--duration-medium) var(--ease-smooth);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--text-primary);
}
.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.nav__cta {
  font-size: 0.8rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.1em !important;
  color: var(--copper) !important;
  border: 1px solid var(--border-medium);
  padding: 0.6rem 1.4rem !important;
  transition: all var(--duration-fast) var(--ease-smooth) !important;
}
.nav__cta:hover {
  background: var(--copper) !important;
  color: var(--bg-primary) !important;
  border-color: var(--copper) !important;
}
.nav__cta::after { display: none !important; }

/* Mobile Nav */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 10;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text-primary);
  margin: 6px 0;
  transition: all var(--duration-fast) var(--ease-smooth);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--space-2xl);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  animation: heroZoom 20s var(--ease-smooth) forwards;
}

@keyframes heroZoom {
  to { transform: scale(1); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(17,17,17,0.95) 0%,
    rgba(17,17,17,0.6) 35%,
    rgba(17,17,17,0.3) 65%,
    rgba(17,17,17,0.5) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero__label {
  display: inline-block;
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-smooth) 0.3s forwards;
}

.hero h1 {
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-smooth) 0.5s forwards;
}

.hero__tagline {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  max-width: 50ch;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-smooth) 0.7s forwards;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-smooth) 0.9s forwards;
}

/* Page Hero (inner pages) */
.page-hero {
  position: relative;
  height: 65vh;
  min-height: 450px;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--space-xl);
  overflow: hidden;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
}

.page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero .hero__overlay {
  background: linear-gradient(
    0deg,
    rgba(17,17,17,0.97) 0%,
    rgba(17,17,17,0.5) 50%,
    rgba(17,17,17,0.3) 100%
  );
}

.page-hero__content {
  position: relative;
  z-index: 2;
}

.page-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: var(--space-sm);
}

.page-hero p {
  font-size: 1.15rem;
  max-width: 55ch;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 1rem 2.2rem;
  border: none;
  cursor: pointer;
  transition: all var(--duration-medium) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--copper);
  color: var(--bg-primary);
}

.btn--primary:hover {
  background: var(--copper-light);
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200, 149, 108, 0.25);
}

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn--outline:hover {
  border-color: var(--copper);
  color: var(--copper);
}

.btn--ghost {
  background: transparent;
  color: var(--copper);
  padding: 0;
  letter-spacing: 0.08em;
}

.btn--ghost::after {
  content: '';
  display: inline-block;
  width: 30px;
  height: 1px;
  background: var(--copper);
  margin-left: 0.8rem;
  transition: width var(--duration-medium) var(--ease-smooth);
}

.btn--ghost:hover::after {
  width: 50px;
}

.btn__arrow {
  display: inline-block;
  transition: transform var(--duration-fast) var(--ease-smooth);
}
.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* --- Collection Cards --- */
.collections {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.collection-card {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: var(--text-primary);
}

.collection-card__image {
  position: absolute;
  inset: 0;
}

.collection-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-smooth);
}

.collection-card:hover .collection-card__image img {
  transform: scale(1.08);
}

.collection-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(17,17,17,0.9) 0%,
    rgba(17,17,17,0.2) 50%,
    rgba(17,17,17,0.1) 100%
  );
  transition: background var(--duration-medium) var(--ease-smooth);
}

.collection-card:hover .collection-card__overlay {
  background: linear-gradient(
    0deg,
    rgba(17,17,17,0.95) 0%,
    rgba(17,17,17,0.3) 50%,
    rgba(17,17,17,0.15) 100%
  );
}

.collection-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  z-index: 2;
}

.collection-card__content .label {
  margin-bottom: var(--space-xs);
}

.collection-card h3 {
  margin-bottom: 0.5rem;
  transition: color var(--duration-fast);
}

.collection-card:hover h3 {
  color: var(--copper-light);
}

.collection-card__content p {
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-medium) var(--ease-smooth);
}

.collection-card:hover .collection-card__content p {
  opacity: 1;
  transform: translateY(0);
}

.collection-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-medium) var(--ease-smooth) 0.05s;
}

.collection-card:hover .collection-card__link {
  opacity: 1;
  transform: translateY(0);
}

/* --- Value Props --- */
.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.value-card {
  padding: var(--space-lg) var(--space-md);
  border: 1px solid var(--border-subtle);
  text-align: center;
  transition: all var(--duration-medium) var(--ease-smooth);
}

.value-card:hover {
  border-color: var(--border-medium);
  background: var(--copper-subtle);
}

.value-card__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  color: var(--copper);
}

.value-card__icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--copper);
  stroke-width: 1.2;
  fill: none;
}

.value-card h3 {
  font-size: 1.3rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.value-card p {
  font-size: 0.95rem;
  margin: 0 auto;
}

/* --- Project Showcase --- */
.projects-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2px;
}

.project-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.project-card:first-child {
  grid-row: span 2;
}

.project-card__image {
  width: 100%;
  height: 100%;
  min-height: 350px;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-smooth);
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(17,17,17,0.85) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity var(--duration-medium) var(--ease-smooth);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--duration-medium) var(--ease-smooth);
}

.project-card:hover .project-card__content {
  transform: translateY(0);
  opacity: 1;
}

.project-card__content .label { margin-bottom: var(--space-xs); }
.project-card__content h3 { margin-bottom: 0.3rem; }

/* --- Product Grid (inner pages) --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-md);
}

.product-card {
  background: var(--bg-card);
  overflow: hidden;
  transition: all var(--duration-medium) var(--ease-smooth);
  text-decoration: none;
  color: var(--text-primary);
  display: block;
}

.product-card:hover {
  background: var(--bg-elevated);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.product-card__image {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-smooth);
}

.product-card:hover .product-card__image img {
  transform: scale(1.06);
}

.product-card__body {
  padding: var(--space-md);
}

.product-card__body h3 {
  font-size: 1.4rem;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}

.product-card__body p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- Brand Story Section --- */
.brand-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.brand-story__text {
  padding-right: var(--space-lg);
}

.brand-story__text .label { margin-bottom: var(--space-md); }
.brand-story__text h2 { margin-bottom: var(--space-md); }
.brand-story__text p { margin-bottom: var(--space-md); }

.brand-story__image {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
}

.brand-story__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-story__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--border-subtle);
  pointer-events: none;
}

/* --- Certifications --- */
.cert-badges {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* --- Partners Grid --- */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.partner-card {
  padding: var(--space-lg);
  border: 1px solid var(--border-subtle);
  transition: all var(--duration-medium) var(--ease-smooth);
}

.partner-card:hover {
  border-color: var(--border-medium);
  background: var(--copper-subtle);
}

.partner-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
}

.partner-card__type {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: var(--space-sm);
}

.partner-card p {
  font-size: 0.9rem;
}

/* --- Contact Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
}

.contact-info h2 {
  margin-bottom: var(--space-md);
}

.contact-info p {
  margin-bottom: var(--space-lg);
}

.contact-details {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.contact-details li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-details li svg {
  width: 20px;
  height: 20px;
  stroke: var(--copper);
  stroke-width: 1.5;
  fill: none;
  flex-shrink: 0;
}

.form-card {
  background: var(--bg-card);
  padding: var(--space-xl);
  border: 1px solid var(--border-subtle);
}

.form-card h3 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.form-card > p {
  margin-bottom: var(--space-lg);
}

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

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--duration-fast) var(--ease-smooth);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--copper);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%238a8580' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--duration-fast) var(--ease-smooth);
}

.checkbox-label:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.checkbox-label input {
  display: none;
}

.checkbox-label input:checked + span {
  color: var(--copper);
}

.checkbox-label:has(input:checked) {
  border-color: var(--copper);
  background: var(--copper-subtle);
  color: var(--copper);
}

.form-submit {
  margin-top: var(--space-md);
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.footer__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 30ch;
}

.footer__col h4 {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.footer__col ul {
  list-style: none;
}

.footer__col li {
  margin-bottom: 0.6rem;
}

.footer__col a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--duration-fast);
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-muted);
}

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

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all var(--duration-fast);
}

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

.footer__social a svg {
  width: 16px;
  height: 16px;
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: var(--space-2xl) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.cta-section h2 {
  margin-bottom: var(--space-sm);
}

.cta-section p {
  margin: 0 auto var(--space-lg);
  text-align: center;
}

/* --- Divider --- */
.divider {
  width: 60px;
  height: 1px;
  background: var(--copper);
  margin-bottom: var(--space-lg);
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* --- Section Header --- */
.section-header {
  margin-bottom: var(--space-xl);
}

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

.section-header .label {
  margin-bottom: var(--space-sm);
  display: block;
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

.section-header p {
  max-width: 55ch;
}

.section-header--center p {
  margin: 0 auto;
}

/* --- Animations --- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s var(--ease-smooth);
}

.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; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .collections {
    grid-template-columns: 1fr;
  }

  .collection-card {
    aspect-ratio: 16/9;
  }

  .collection-card__content p,
  .collection-card__link {
    opacity: 1;
    transform: none;
  }

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

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

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

  .brand-story__text { padding-right: 0; }

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

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

@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(17,17,17,0.98);
    backdrop-filter: blur(30px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links a {
    font-size: 1.2rem;
  }

  .nav__toggle {
    display: block;
  }

  .nav__toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav__toggle.open span:nth-child(2) {
    opacity: 0;
  }
  .nav__toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    min-height: 90vh;
    padding-bottom: var(--space-xl);
  }

  .hero__actions {
    flex-wrap: wrap;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.6rem;
  }

  .page-hero__content h1 {
    font-size: 2.4rem;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

  .cta-section h2 {
    font-size: 1.8rem;
  }

  .form-card {
    padding: var(--space-md);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .checkbox-group {
    grid-template-columns: 1fr;
  }
}