/* ============================================================
   LEDGER & LINE — MAIN STYLESHEET
   papermarq.com
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=Jost:wght@200;300;400;500&display=swap');

/* ─── CUSTOM PROPERTIES ─────────────────────────────────── */
:root {
  --cream:      #F2EDE6;
  --sand:       #E5DDD3;
  --ivory:      #FAF8F4;
  --charcoal:   #1A1A18;
  --dark:       #111110;
  --warm-gray:  #8A8178;
  --light-gray: #C8C0B8;
  --accent:     #B8956A;
  --white:      #FFFFFF;

  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans:  'Jost', -apple-system, sans-serif;

  --nav-height: 72px;
  --transition: 0.4s ease;
  --transition-fast: 0.2s ease;
}

/* ─── RESET & BASE ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--charcoal);
  background-color: var(--ivory);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ─── TYPOGRAPHY ─────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.2rem); }
h4 { font-size: 1.3rem; }
h5 { font-size: 1rem; }

p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--warm-gray);
  letter-spacing: 0.02em;
}

.label {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

/* ─── NAVIGATION ─────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  background-color: var(--dark);
  transition: background-color var(--transition);
}

.site-nav.scrolled {
  background-color: rgba(17, 17, 16, 0.97);
  backdrop-filter: blur(8px);
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--cream);
  text-transform: uppercase;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--light-gray);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent);
  transition: width var(--transition);
}

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

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

.nav-links a.active {
  color: var(--white);
}

.nav-links a.active::after {
  width: 100%;
}

.nav-inquiry {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cream);
  border: 1px solid rgba(194, 168, 130, 0.4);
  padding: 9px 20px;
  transition: all var(--transition-fast);
}

.nav-inquiry:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

/* ─── NAV DROPDOWN ───────────────────────────────────────── */
.nav-dropdown {
  position: relative;
}

.nav-dropdown > a {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
}

.nav-dropdown-caret {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  opacity: 0.6;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  flex-shrink: 0;
  margin-bottom: 2px;
}

.nav-dropdown:hover .nav-dropdown-caret,
.nav-dropdown:focus-within .nav-dropdown-caret {
  transform: rotate(180deg);
  opacity: 1;
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--charcoal);
  min-width: 160px;
  padding: 8px 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  transform: translateX(-50%) translateY(-6px);
  z-index: 200;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid var(--charcoal);
}

.nav-dropdown-menu a {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(242, 237, 230, 0.75);
  padding: 10px 20px;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav-dropdown-menu a:hover {
  color: var(--white);
  background-color: rgba(255,255,255,0.06);
}

.nav-dropdown-menu a::after {
  display: none !important;
}

/* ─── HAMBURGER (mobile) ─────────────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background-color: var(--cream);
  transition: all var(--transition-fast);
}

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 14px 36px;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
}

.btn-dark {
  background-color: var(--charcoal);
  color: var(--cream);
}

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

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

.btn-outline:hover {
  background-color: var(--charcoal);
  color: var(--cream);
}

.btn-outline-light {
  background-color: transparent;
  color: var(--cream);
  border: 1px solid rgba(242, 237, 230, 0.5);
}

.btn-outline-light:hover {
  background-color: var(--cream);
  color: var(--charcoal);
}

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

.btn-accent:hover {
  background-color: #a37e56;
  color: var(--white);
}

/* ─── PLACEHOLDER IMAGES ─────────────────────────────────── */
.placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  background-color: var(--sand);
  color: var(--warm-gray);
}

.placeholder-dark {
  background-color: #2A2A28;
  color: #5A5652;
}

.placeholder-label {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.placeholder-dim {
  font-family: var(--font-sans);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  opacity: 0.5;
}

/* ─── HERO ───────────────────────────────────────────────── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--dark);
}

.hero-image {
  position: absolute;
  inset: 0;
}

.hero-image .placeholder {
  background-color: #252320;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(17, 17, 16, 0.3) 0%,
    rgba(17, 17, 16, 0.55) 60%,
    rgba(17, 17, 16, 0.7) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 800px;
}

.hero-logo-badge {
  display: block;
  width: 120px;
  height: auto;
  margin: 0 auto 23px;
  opacity: 0.75;
}

.hero-title {
  color: var(--cream);
  font-weight: 300;
  font-size: clamp(2.2rem, 8vw, 5.5rem);
  line-height: 1.0;
  letter-spacing: 0.02em;
  margin-bottom: 0;
}

.hero-studio-label {
  font-family: var(--font-sans);
  font-size: clamp(2.8rem, 1.2vw, 2.8rem);
  font-weight: 400;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 6px 0 32px;
}

.hero-sub {
  font-size: 1.3rem;
  color: rgba(242, 237, 230, 0.55);
  letter-spacing: 0.1em;
  font-weight: 300;
  margin-bottom: 44px;
  line-height: 1.9;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.hero-scroll span {
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(242, 237, 230, 0.4);
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, rgba(242,237,230,0.4), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ─── SECTION LAYOUT ─────────────────────────────────────── */
.section {
  padding: 100px 48px;
}

.section-sm {
  padding: 64px 48px;
}

.section-lg {
  padding: 140px 48px;
}

.section-dark {
  background-color: var(--charcoal);
  color: var(--cream);
}

.section-dark p {
  color: rgba(242, 237, 230, 0.55);
}

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

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

.container {
  max-width: 1320px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 64px;
}

.section-header .label {
  margin-bottom: 16px;
}

.section-header h2 {
  max-width: 560px;
  line-height: 1.1;
}

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

.section-header.centered h2 {
  max-width: none;
}

/* ─── COLLECTION PANELS ──────────────────────────────────── */
.collection-panels {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  height: 580px;
}

.collection-panel {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.collection-panel-image {
  position: absolute;
  inset: 0;
  transition: transform 0.7s ease;
}

.collection-panel:hover .collection-panel-image {
  transform: scale(1.04);
}

.collection-panel-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(17, 17, 16, 0.85) 0%,
    rgba(17, 17, 16, 0.2) 60%,
    transparent 100%
  );
  transition: background var(--transition);
}

.collection-panel:hover .collection-panel-overlay {
  background: linear-gradient(
    to top,
    rgba(17, 17, 16, 0.9) 0%,
    rgba(17, 17, 16, 0.35) 60%,
    rgba(17, 17, 16, 0.1) 100%
  );
}

.collection-panel-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px;
}

.collection-panel-label {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.collection-panel-name {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.02em;
  margin-bottom: 10px;
}

.collection-panel-desc {
  font-size: 0.72rem;
  color: rgba(242, 237, 230, 0.6);
  letter-spacing: 0.04em;
  line-height: 1.7;
  max-width: 240px;
  margin-bottom: 18px;
}

.collection-panel-link {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cream);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: gap var(--transition-fast);
}

.collection-panel-link::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.collection-panel:hover .collection-panel-link {
  gap: 14px;
}

/* ─── FEATURED PIECES GRID ───────────────────────────────── */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
}

.featured-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background-color: var(--sand);
}

.featured-item-image {
  position: absolute;
  inset: 0;
}

.featured-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(17, 17, 16, 0);
  transition: background var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.featured-item:hover .featured-item-overlay {
  background: rgba(17, 17, 16, 0.55);
}

.featured-item-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--cream);
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition);
}

.featured-item:hover .featured-item-name {
  opacity: 1;
  transform: translateY(0);
}

/* ─── MATERIALS SECTION ──────────────────────────────────── */
.materials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: center;
}

.materials-content {
  padding-right: 80px;
}

.materials-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.material-item {
  padding: 20px 0;
  border-bottom: 1px solid rgba(26, 26, 24, 0.1);
  display: flex;
  align-items: center;
  gap: 20px;
}

.material-item:first-child {
  border-top: 1px solid rgba(26, 26, 24, 0.1);
}

.material-number {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: var(--accent);
  min-width: 24px;
}

.material-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--charcoal);
  flex: 1;
}

.material-desc {
  font-size: 0.78rem;
  color: var(--warm-gray);
  letter-spacing: 0.03em;
}

.materials-image {
  height: 540px;
  background-color: var(--sand);
  position: relative;
  overflow: hidden;
}

/* ─── SPLIT PREVIEW (Custom Installs / Paper Details) ────── */
.split-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.split-preview-panel {
  position: relative;
  height: 520px;
  overflow: hidden;
  background-color: var(--dark);
}

.split-preview-image {
  position: absolute;
  inset: 0;
  transition: transform 0.7s ease;
}

.split-preview-panel:hover .split-preview-image {
  transform: scale(1.04);
}

.split-preview-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,17,16,0.88) 0%, rgba(17,17,16,0.2) 55%, transparent);
}

.split-preview-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 44px;
}

.split-preview-label {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.split-preview-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--cream);
  font-weight: 300;
  margin-bottom: 12px;
  line-height: 1.15;
}

.split-preview-items {
  margin-bottom: 28px;
}

.split-preview-items span {
  font-size: 0.7rem;
  color: rgba(242,237,230,0.5);
  letter-spacing: 0.06em;
}

.split-preview-items span + span::before {
  content: '  ·  ';
  color: rgba(242,237,230,0.25);
}

/* ─── TESTIMONIALS (carousel) ───────────────────────────── */
.testimonials-carousel {
  position: relative;
  background-color: var(--dark);
}

.tc-viewport {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  height: 600px;
}

.tc-viewport::-webkit-scrollbar {
  display: none;
}

.testimonials-strip {
  display: flex;
  width: 100%;
  height: 100%;
}

.testimonial-card {
  flex: 0 0 calc(100% / 6);
  scroll-snap-align: start;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.tc-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  background: rgba(26, 26, 24, 0.7);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(242, 237, 230, 0.15);
  color: var(--cream);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, opacity 0.2s ease;
  letter-spacing: 0;
}

.tc-btn:hover {
  background: rgba(26, 26, 24, 0.95);
}

.tc-btn:disabled {
  opacity: 0.2;
  cursor: default;
  pointer-events: none;
}

.tc-prev { left: 16px; }
.tc-next { right: 16px; }

.testimonial-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: filter 0.55s ease, transform 0.55s ease;
  display: block;
}

.testimonial-card:hover img {
  filter: blur(6px) brightness(0.55);
  transform: scale(1.04);
}

/* Frosted glass panel */
.testimonial-card-frost {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  opacity: 0;
  transition: opacity 0.45s ease;
}

.testimonial-card:hover .testimonial-card-frost {
  opacity: 1;
}

.testimonial-card-inner {
  background: rgba(242, 237, 230, 0.12);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border: 1px solid rgba(242, 237, 230, 0.2);
  padding: 40px 36px;
  max-width: 340px;
  text-align: center;
}

.testimonial-card-quote {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  font-weight: 300;
  color: var(--cream);
  line-height: 1.8;
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}

.testimonial-card-attr {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

@media (max-width: 768px) {
  .tc-viewport {
    height: auto;
  }
  .testimonials-strip {
    height: auto;
  }
  .testimonial-card {
    flex: 0 0 80%;
    height: 340px;
  }
  /* On touch devices, show frost panels by default */
  .testimonial-card-frost {
    opacity: 1;
    background: linear-gradient(to top, rgba(17,17,16,0.7) 0%, transparent 60%);
  }
  .testimonial-card-inner {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .testimonial-card {
    flex: 0 0 100%;
    height: 320px;
  }
}

/* ─── INQUIRY FORM ───────────────────────────────────────── */
.inquiry-section {
  background-color: var(--charcoal);
}

.inquiry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.inquiry-content h2 {
  color: var(--cream);
  margin-bottom: 20px;
}

.inquiry-content p {
  color: rgba(242,237,230,0.5);
  margin-bottom: 0;
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.form-group {
  position: relative;
  border-bottom: 1px solid rgba(242, 237, 230, 0.15);
  padding: 20px 0 8px;
  transition: border-color var(--transition-fast);
}

.form-group:focus-within {
  border-color: var(--accent);
}

.form-group label {
  display: block;
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(242, 237, 230, 0.4);
  margin-bottom: 6px;
  transition: color var(--transition-fast);
}

.form-group:focus-within label {
  color: var(--accent);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--cream);
  letter-spacing: 0.03em;
  padding: 0;
  appearance: none;
}

.form-group textarea {
  resize: none;
  height: 80px;
  line-height: 1.7;
}

.form-group select option {
  background-color: var(--charcoal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(242,237,230,0.2);
}

.form-submit {
  margin-top: 36px;
}

.form-success {
  display: none;
  padding: 20px;
  border-left: 2px solid var(--accent);
  background-color: rgba(184, 149, 106, 0.08);
}

.form-success p {
  font-size: 0.8rem;
  color: var(--cream);
  letter-spacing: 0.05em;
}

/* ─── PAGE HERO (Interior) ───────────────────────────────── */
.page-hero {
  padding-top: var(--nav-height);
  background-color: var(--dark);
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  padding-bottom: 64px;
  padding-left: 48px;
  padding-right: 48px;
  position: relative;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.15;
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero-eyebrow {
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.page-hero h1 {
  color: var(--cream);
  font-weight: 300;
  line-height: 1.05;
}

.page-hero p {
  color: rgba(242,237,230,0.5);
  max-width: 560px;
  margin-top: 16px;
  font-size: 0.85rem;
}

/* ─── COLLECTIONS OVERVIEW GRID ──────────────────────────── */
.collections-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.collection-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  min-height: 460px;
}

.collection-row:nth-child(even) .collection-row-image {
  order: 2;
}

.collection-row:nth-child(even) .collection-row-content {
  order: 1;
}

.collection-row-image {
  position: relative;
  overflow: hidden;
  background-color: var(--sand);
}

.collection-row-image .placeholder {
  height: 100%;
  min-height: 460px;
}

.collection-row-content {
  background-color: var(--charcoal);
  padding: 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.collection-row-content .label {
  color: var(--accent);
  margin-bottom: 16px;
}

.collection-row-content h2 {
  color: var(--cream);
  margin-bottom: 20px;
}

.collection-row-content p {
  color: rgba(242,237,230,0.5);
  margin-bottom: 32px;
  line-height: 1.85;
}

.collection-row-content .includes-list {
  margin-bottom: 36px;
}

.collection-row-content .includes-list li {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: rgba(242,237,230,0.45);
  padding: 6px 0;
  border-bottom: 1px solid rgba(242,237,230,0.07);
  display: flex;
  align-items: center;
  gap: 10px;
}

.collection-row-content .includes-list li::before {
  content: '—';
  color: var(--accent);
  font-size: 0.7rem;
}

/* ─── COLLECTION DETAIL ──────────────────────────────────── */
.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 80px;
  align-items: start;
}

.detail-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
}

.detail-gallery-main {
  grid-column: span 2;
  height: 500px;
  background-color: var(--sand);
  position: relative;
  overflow: hidden;
}

.detail-gallery-thumb {
  height: 280px;
  background-color: var(--sand);
  position: relative;
  overflow: hidden;
}

.detail-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 32px);
}

.detail-sidebar .label {
  margin-bottom: 12px;
}

.detail-sidebar h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  color: var(--charcoal);
  margin-bottom: 16px;
}

.detail-sidebar .collection-name {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

.detail-sidebar p {
  margin-bottom: 36px;
  line-height: 1.9;
}

.includes-section {
  margin-bottom: 32px;
}

.includes-section h5 {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 14px;
}

.includes-items {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.includes-items li {
  font-size: 0.82rem;
  color: var(--charcoal);
  padding: 10px 0;
  border-bottom: 1px solid rgba(26,26,24,0.08);
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: 0.03em;
}

.includes-items li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--accent);
  flex-shrink: 0;
}

/* ─── CUSTOM INSTALLATIONS PAGE ──────────────────────────── */
.installations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

.installation-card {
  position: relative;
  height: 520px;
  overflow: hidden;
  cursor: pointer;
  background-color: var(--dark);
}

.installation-card-image {
  position: absolute;
  inset: 0;
  transition: transform 0.7s ease;
}

.installation-card:hover .installation-card-image {
  transform: scale(1.04);
}

.installation-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,17,16,0.9) 0%, rgba(17,17,16,0.25) 55%, transparent);
}

.installation-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 44px;
}

.installation-card-number {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 10px;
  letter-spacing: 0.1em;
}

.installation-card-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--cream);
  font-weight: 300;
  margin-bottom: 10px;
}

.installation-card-desc {
  font-size: 0.75rem;
  color: rgba(242,237,230,0.55);
  line-height: 1.7;
  max-width: 340px;
  margin-bottom: 20px;
}

/* ─── PAPER DETAILS PAGE ─────────────────────────────────── */
.paper-categories {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2px;
}

.paper-category {
  background-color: var(--dark);
  position: relative;
  min-height: 480px;
  overflow: hidden;
}

.paper-category-image {
  position: absolute;
  inset: 0;
  transition: transform 0.7s ease;
}

.paper-category:hover .paper-category-image {
  transform: scale(1.04);
}

.paper-category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,17,16,0.92) 0%, rgba(17,17,16,0.3) 50%, transparent);
}

.paper-category-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 36px;
}

.paper-category-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--cream);
  font-weight: 300;
  margin-bottom: 10px;
}

.paper-category-desc {
  font-size: 0.72rem;
  color: rgba(242,237,230,0.5);
  line-height: 1.75;
}

/* Paper gallery below */
.paper-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 2px;
}

.paper-gallery-item {
  aspect-ratio: 3/4;
  background-color: var(--sand);
  position: relative;
  overflow: hidden;
}

/* ─── ABOUT PAGE ─────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  height: 600px;
  background-color: var(--sand);
  position: relative;
  overflow: hidden;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(26,26,24,0.1);
}

.philosophy-item {
  padding: 48px 36px;
  border-right: 1px solid rgba(26,26,24,0.1);
}

.philosophy-item:last-child {
  border-right: none;
}

.philosophy-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--accent);
  font-weight: 300;
  margin-bottom: 16px;
  line-height: 1;
}

.philosophy-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--charcoal);
  margin-bottom: 12px;
}

/* ─── CONTACT PAGE ───────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}

.contact-info h3 {
  margin-bottom: 20px;
}

.contact-info p {
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-detail-item .label {
  margin-bottom: 6px;
}

.contact-detail-item p {
  font-size: 0.88rem;
  color: var(--charcoal);
  margin-bottom: 0;
}

.contact-form-full {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 24px;
}

.contact-form-full .form-group {
  border-bottom: 1px solid rgba(26,26,24,0.12);
  padding: 20px 0 8px;
}

.contact-form-full .form-group label {
  color: rgba(26,26,24,0.4);
}

.contact-form-full .form-group input,
.contact-form-full .form-group textarea,
.contact-form-full .form-group select {
  color: var(--charcoal);
}

.contact-form-full .form-group:focus-within {
  border-color: var(--accent);
}

.contact-form-full .form-group:focus-within label {
  color: var(--accent);
}

.contact-form-full .form-group input::placeholder,
.contact-form-full .form-group textarea::placeholder {
  color: rgba(26,26,24,0.2);
}

.contact-form-full .span-2 {
  grid-column: span 2;
}

.contact-form-full .form-success {
  grid-column: span 2;
  border-color: var(--accent);
  background-color: rgba(184,149,106,0.05);
  margin-top: 16px;
}

.contact-form-full .form-success p {
  color: var(--charcoal);
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  background-color: var(--dark);
  padding: 80px 48px 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand .nav-logo {
  font-size: 1.1rem;
  display: block;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.78rem;
  color: rgba(242,237,230,0.35);
  line-height: 1.85;
  max-width: 260px;
}

.footer-col h6 {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(242,237,230,0.35);
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul a {
  font-size: 0.78rem;
  color: rgba(242,237,230,0.5);
  letter-spacing: 0.03em;
  transition: color var(--transition-fast);
}

.footer-col ul a:hover {
  color: var(--cream);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(242,237,230,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 0.62rem;
  color: rgba(242,237,230,0.25);
  letter-spacing: 0.06em;
}

.footer-bottom a {
  font-size: 0.62rem;
  color: rgba(242,237,230,0.25);
  letter-spacing: 0.06em;
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: rgba(242,237,230,0.5);
}

/* ─── UTILITY ────────────────────────────────────────────── */
.pt-nav {
  padding-top: var(--nav-height);
}

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

.divider {
  width: 40px;
  height: 1px;
  background-color: var(--accent);
  margin: 20px 0;
}

.divider-center {
  margin: 20px auto;
}

/* ─── FADE-IN ANIMATION ──────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }
.fade-up-delay-4 { transition-delay: 0.4s; }

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .section { padding: 72px 32px; }
  .site-nav { padding: 0 32px; }
  .collection-panels { height: 460px; }
  .featured-grid { grid-template-columns: repeat(2, 1fr); }
  .materials-grid { grid-template-columns: 1fr; }
  .materials-content { padding-right: 0; margin-bottom: 40px; }
  .materials-image { height: 380px; }
  .inquiry-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-sidebar { position: static; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 56px 24px; }
  .site-nav { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-inquiry { display: none; }
  .nav-hamburger { display: flex; }
  .collection-panels { grid-template-columns: 1fr; height: auto; }
  .collection-panel { height: 340px; }
  .split-preview { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; gap: 24px; }
  .paper-categories { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; }
  .philosophy-item { border-right: none; border-bottom: 1px solid rgba(26,26,24,0.1); }
  .installations-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-full { grid-template-columns: 1fr; }
  .contact-form-full .span-2 { grid-column: 1; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-hero { padding-left: 24px; padding-right: 24px; padding-bottom: 40px; }
  .collection-row { grid-template-columns: 1fr; }
  .collection-row-content { padding: 40px 24px; }
}