/* ========================================
   VELVET ACOUSTIC PANELS — Premium Stylesheet
   ======================================== */

:root {
  --color-velvet: #2A1F2D;
  --color-velvet-deep: #1A1218;
  --color-champagne: #C9A961;
  --color-champagne-light: #DBC089;
  --color-cream: #F5EFE6;
  --color-beige: #E8DCC4;
  --color-charcoal: #1A1A1A;
  --color-graphite: #3A3A3A;
  --color-stone: #8C8580;
  --color-mist: #EFE8DD;
  --color-white: #FFFFFF;

  --font-display: 'Playfair Display', 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-accent: 'Cormorant Garamond', Georgia, serif;

  --shadow-soft: 0 8px 32px rgba(26, 18, 24, 0.08);
  --shadow-medium: 0 16px 48px rgba(26, 18, 24, 0.12);
  --shadow-deep: 0 24px 64px rgba(26, 18, 24, 0.18);

  --transition: 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
  --transition-slow: 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  line-height: 1.6;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-velvet-deep);
}

h1 {
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  font-weight: 300;
}

h2 {
  font-size: clamp(2rem, 3.6vw, 3.4rem);
}

h3 {
  font-size: clamp(1.4rem, 2vw, 1.9rem);
}

p {
  font-size: 1rem;
  color: var(--color-graphite);
  font-weight: 300;
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-champagne);
  margin-bottom: 1.4rem;
  display: inline-block;
}

.script-accent {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 400;
  color: var(--color-champagne);
}

/* ========================================
   LAYOUT
   ======================================== */

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-narrow {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 7rem 0;
  position: relative;
}

@media (max-width: 768px) {
  section { padding: 4.5rem 0; }
  .container, .container-narrow { padding: 0 1.25rem; }
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.4rem 0;
  background: rgba(245, 239, 230, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all var(--transition);
  border-bottom: 1px solid rgba(201, 169, 97, 0.1);
}

.nav.scrolled {
  padding: 0.9rem 0;
  background: rgba(245, 239, 230, 0.96);
  box-shadow: 0 1px 0 rgba(26, 18, 24, 0.06);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 2rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--color-velvet-deep);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.logo-mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.logo .accent {
  color: var(--color-champagne);
  font-style: italic;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.6rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.86rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  position: relative;
  padding: 0.4rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-champagne);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cart {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-velvet);
  color: var(--color-cream);
  padding: 0.7rem 1.3rem;
  border-radius: 100px;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all var(--transition);
  cursor: pointer;
}

.nav-cart:hover {
  background: var(--color-champagne);
  color: var(--color-velvet-deep);
  transform: translateY(-1px);
}

.cart-count {
  background: var(--color-champagne);
  color: var(--color-velvet-deep);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  transition: background var(--transition);
}

.nav-cart:hover .cart-count {
  background: var(--color-velvet-deep);
  color: var(--color-champagne);
}

.nav-toggle {
  display: none;
  width: 36px;
  height: 24px;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.nav-toggle span {
  width: 100%;
  height: 1.5px;
  background: var(--color-velvet-deep);
  transition: var(--transition);
}

@media (max-width: 968px) {
  /* Drop backdrop-filter on mobile — it creates a containing block that
     would trap the fixed-position .nav-links inside the (~80 px) nav bar,
     hiding "Home" above the viewport and clipping the menu background
     above "Contact". With it removed the drawer pins to the viewport. */
  .nav, .nav.scrolled {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(245, 239, 230, 0.96);
  }
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    height: 100vh;
    height: 100dvh;
    width: 80%;
    max-width: 400px;
    background: var(--color-cream);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 5rem 2.5rem 2.5rem;
    gap: 1.8rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: -20px 0 60px rgba(0,0,0,0.1);
    overflow-y: auto;
    z-index: 1100;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1rem; }
  .nav-toggle { display: flex; position: relative; z-index: 1101; }
  .nav-cart .cart-text { display: none; }
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 1.05rem 2.4rem;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  border-radius: 100px;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  border: 1px solid var(--color-velvet-deep);
}

.btn-primary:hover {
  background: var(--color-champagne);
  border-color: var(--color-champagne);
  color: var(--color-velvet-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

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

.btn-ghost {
  background: transparent;
  color: var(--color-velvet-deep);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-velvet-deep);
  border-radius: 0;
}

.btn-ghost:hover {
  color: var(--color-champagne);
  border-color: var(--color-champagne);
}

.btn-light {
  background: var(--color-cream);
  color: var(--color-velvet-deep);
}

.btn-light:hover {
  background: var(--color-champagne);
  transform: translateY(-2px);
}

.btn .arrow {
  transition: transform var(--transition);
  font-size: 1.1em;
}

.btn:hover .arrow {
  transform: translateX(4px);
}

/* ========================================
   HERO
   ======================================== */

.hero {
  min-height: 100vh;
  padding: 9rem 0 6rem;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #F5EFE6 0%, #EFE6D6 60%, #E8DCC4 100%);
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.16 0 0 0 0 0.12 0 0 0 0 0.18 0 0 0 0.07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  margin-bottom: 1.8rem;
}

.hero-content h1 .line { display: block; }

.hero-content .lead {
  font-size: 1.15rem;
  color: var(--color-graphite);
  max-width: 520px;
  margin-bottom: 2.4rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-meta {
  margin-top: 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(42, 31, 45, 0.12);
}

.hero-meta .stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--color-velvet-deep);
  margin-bottom: 0.3rem;
}

.hero-meta .stat-label {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-graphite);
}

.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-panel-stack {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-panel {
  position: absolute;
  border-radius: 6px;
  box-shadow: var(--shadow-deep);
  overflow: hidden;
  transition: transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.hero-panel-1 {
  width: 60%;
  height: 60%;
  top: 5%;
  left: 0;
  transform: rotate(-4deg);
}

.hero-panel-2 {
  width: 55%;
  height: 70%;
  bottom: 0;
  right: 5%;
  transform: rotate(3deg);
  z-index: 2;
}

.hero-panel-3 {
  width: 38%;
  height: 38%;
  top: 8%;
  right: 0;
  transform: rotate(6deg);
}

.hero-panel-stack:hover .hero-panel-1 { transform: rotate(-6deg) translate(-8px, -4px); }
.hero-panel-stack:hover .hero-panel-2 { transform: rotate(4deg) translate(4px, -2px); }
.hero-panel-stack:hover .hero-panel-3 { transform: rotate(8deg) translate(6px, 2px); }

.hero-badge {
  position: absolute;
  bottom: 2rem;
  left: -2rem;
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  padding: 1rem 1.4rem;
  border-radius: 100px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-medium);
  z-index: 3;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-champagne);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* Pull the badge inside the visual container at narrower widths so it
   no longer overhangs into the meta-stat column ("Made in UK") */
@media (max-width: 1180px) {
  .hero-badge { left: 1rem; }
}

@media (max-width: 968px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { aspect-ratio: 1; max-width: 480px; margin: 0 auto; }
  .hero-meta { gap: 1rem; }
  /* Hide the decorative pill on mobile — its message is already
     covered by the features section directly below the hero. */
  .hero-badge { display: none; }
}

/* ========================================
   MARQUEE / TRUST STRIP
   ======================================== */

.marquee {
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  padding: 1.4rem 0;
  overflow: hidden;
  border-top: 1px solid rgba(201, 169, 97, 0.15);
  border-bottom: 1px solid rgba(201, 169, 97, 0.15);
}

.marquee-track {
  display: flex;
  gap: 4rem;
  animation: scroll 40s linear infinite;
  white-space: nowrap;
}

.marquee-item {
  font-family: var(--font-display);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  gap: 4rem;
  font-weight: 300;
  letter-spacing: 0.04em;
}

.marquee-item .star {
  color: var(--color-champagne);
  font-style: italic;
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 4.5rem;
}

.section-header.left {
  text-align: left;
  margin-left: 0;
}

.section-header h2 {
  margin-bottom: 1.2rem;
}

.section-header p {
  font-size: 1.08rem;
  line-height: 1.7;
}

/* ========================================
   FEATURES / INFOGRAPHIC GRID
   ======================================== */

.features {
  background: var(--color-mist);
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.feature-card {
  background: var(--color-cream);
  padding: 2.4rem 2rem;
  border-radius: 14px;
  transition: all var(--transition);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-medium);
  border-color: rgba(201, 169, 97, 0.25);
}

.feature-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #F5EFE6, #E8DCC4);
  border-radius: 14px;
  color: var(--color-velvet-deep);
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.7rem;
}

.feature-card p {
  font-size: 0.92rem;
  line-height: 1.6;
}

@media (max-width: 968px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ========================================
   ACOUSTIC INFOGRAPHIC
   ======================================== */

.acoustic-info {
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  position: relative;
  overflow: hidden;
}

.acoustic-info::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,169,97,0.08), transparent 70%);
  pointer-events: none;
}

.acoustic-info .section-header h2,
.acoustic-info h3 { color: var(--color-cream); }

.acoustic-info .section-header p { color: rgba(245, 239, 230, 0.7); }

.acoustic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.acoustic-visual {
  position: relative;
}

.acoustic-stats {
  display: grid;
  gap: 2rem;
}

.acoustic-stat {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.6rem;
  align-items: start;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(245, 239, 230, 0.12);
}

.acoustic-stat:last-child { border: none; padding-bottom: 0; }

.acoustic-stat .num {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-champagne);
  line-height: 1;
}

.acoustic-stat .num small {
  font-size: 1.2rem;
  color: rgba(201, 169, 97, 0.7);
}

.acoustic-stat h4 {
  color: var(--color-cream);
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.acoustic-stat p {
  color: rgba(245, 239, 230, 0.6);
  font-size: 0.92rem;
}

@media (max-width: 968px) {
  .acoustic-grid { grid-template-columns: 1fr; gap: 3rem; }
}

/* ========================================
   COLLECTIONS
   ======================================== */

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

.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.collection-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  background: var(--color-velvet-deep);
  aspect-ratio: 3/4;
  transition: all var(--transition);
}

.collection-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-deep);
}

.collection-visual {
  position: absolute;
  inset: 0;
  transition: transform var(--transition-slow);
}

.collection-card:hover .collection-visual {
  transform: scale(1.05);
}

.collection-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,18,24,0.92) 0%, rgba(26,18,24,0.5) 50%, rgba(26,18,24,0.15) 100%);
  z-index: 1;
}

.collection-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2.4rem;
  z-index: 2;
  color: var(--color-cream);
}

.collection-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--color-champagne);
  margin-bottom: 0.8rem;
  display: inline-block;
}

.collection-card h3 {
  color: var(--color-cream);
  font-size: 2rem;
  margin-bottom: 0.7rem;
}

.collection-card p {
  color: rgba(245, 239, 230, 0.78);
  font-size: 0.92rem;
  margin-bottom: 1.2rem;
  max-width: 280px;
}

.collection-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-champagne);
  border-bottom: 1px solid var(--color-champagne);
  padding-bottom: 4px;
  transition: gap var(--transition);
}

.collection-card:hover .collection-link { gap: 1rem; }

@media (max-width: 868px) {
  .collection-grid { grid-template-columns: 1fr; }
  .collection-card { aspect-ratio: 16/10; }
}

/* ========================================
   COLLECTIONS PAGE — DETAILED LINES
   ======================================== */

.collection-line {
  padding: 6rem 0;
  border-bottom: 1px solid rgba(42, 31, 45, 0.08);
}

.collection-line:last-child { border-bottom: none; }

.collection-line:nth-child(even) { background: var(--color-mist); }

.line-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.line-grid.reverse .line-content { order: 2; }

.line-content .line-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--color-champagne);
  letter-spacing: 0.4em;
  margin-bottom: 1rem;
}

.line-content h2 {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  margin-bottom: 1.4rem;
}

.line-content .desc {
  font-size: 1.05rem;
  margin-bottom: 2rem;
  line-height: 1.75;
}

.line-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
  margin: 2rem 0 2.4rem;
}

.line-feature {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.line-feature .check {
  color: var(--color-champagne);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.line-feature span {
  font-size: 0.92rem;
  color: var(--color-graphite);
}

.line-visual {
  position: relative;
  aspect-ratio: 1;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-deep);
}

@media (max-width: 868px) {
  .line-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .line-grid.reverse .line-content { order: initial; }
  .line-features { grid-template-columns: 1fr; gap: 0.8rem; }
}

/* ========================================
   SIZES INFOGRAPHIC
   ======================================== */

.sizes {
  background: var(--color-cream);
  position: relative;
}

.sizes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.size-cards {
  display: grid;
  gap: 1.4rem;
}

.size-card {
  background: var(--color-white);
  border: 1px solid rgba(42, 31, 45, 0.08);
  border-radius: 14px;
  padding: 2rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
  transition: all var(--transition);
}

.size-card:hover {
  border-color: var(--color-champagne);
  transform: translateX(6px);
  box-shadow: var(--shadow-soft);
}

.size-shape {
  background: linear-gradient(135deg, var(--color-velvet-deep), var(--color-velvet));
  border-radius: 6px;
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-champagne);
  font-family: var(--font-display);
  font-size: 0.85rem;
}

.size-card .size-info h3 {
  font-size: 1.6rem;
  margin-bottom: 0.3rem;
}

.size-card .size-info p {
  font-size: 0.88rem;
  color: var(--color-graphite);
}

.size-card .size-meta {
  text-align: right;
}

.size-card .size-meta .area {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-velvet-deep);
}

.size-card .size-meta small {
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-stone);
  margin-top: 0.2rem;
}

@media (max-width: 868px) {
  .sizes-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .size-card { grid-template-columns: auto 1fr; }
  .size-card .size-meta { display: none; }
}

/* ========================================
   PROCESS / CRAFT
   ======================================== */

.process {
  background: var(--color-mist);
  position: relative;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

.process-step {
  position: relative;
  padding: 1rem;
}

.process-num {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 300;
  color: var(--color-champagne);
  line-height: 1;
  margin-bottom: 1rem;
  opacity: 0.65;
}

.process-step h3 {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
}

.process-step p {
  font-size: 0.9rem;
  line-height: 1.6;
}

@media (max-width: 968px) {
  .process-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
}

@media (max-width: 540px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* ========================================
   APPLICATIONS / USE CASES
   ======================================== */

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

.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.app-card {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--color-velvet);
}

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

.app-card .app-bg {
  position: absolute;
  inset: 0;
  transition: transform var(--transition-slow);
}

.app-card:hover .app-bg { transform: scale(1.06); }

.app-card .app-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,18,24,0.85), rgba(26,18,24,0.1));
}

.app-label {
  position: absolute;
  bottom: 1.6rem;
  left: 1.6rem;
  right: 1.6rem;
  z-index: 1;
}

.app-label h4 {
  color: var(--color-cream);
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}

.app-label p {
  color: rgba(245, 239, 230, 0.7);
  font-size: 0.84rem;
}

@media (max-width: 868px) {
  .app-grid { grid-template-columns: 1fr 1fr; }
}

/* ========================================
   SHOP — PRODUCT CATALOG
   ======================================== */

.shop-hero {
  padding: 11rem 0 4rem;
  background: linear-gradient(135deg, #F5EFE6, #E8DCC4);
  text-align: center;
}

.shop-hero .container { padding-top: 2rem; padding-bottom: 2rem; }

.shop-hero h1 { margin-bottom: 1rem; }

.shop-hero p {
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto;
}

.shop-section {
  padding: 4rem 0 7rem;
  background: var(--color-cream);
}

.shop-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
  align-items: start;
}

.shop-filters {
  position: sticky;
  top: 100px;
  background: var(--color-white);
  border: 1px solid rgba(42,31,45,0.08);
  border-radius: 14px;
  padding: 1.6rem;
}

.filter-group {
  padding-bottom: 1.4rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid rgba(42,31,45,0.08);
}

.filter-group:last-child { border: none; padding-bottom: 0; margin-bottom: 0; }

.filter-group h4 {
  font-family: var(--font-body);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-velvet-deep);
  margin-bottom: 1rem;
  font-weight: 600;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.4rem 0;
  cursor: pointer;
  font-size: 0.92rem;
  color: var(--color-graphite);
  transition: color var(--transition);
}

.filter-option:hover { color: var(--color-velvet-deep); }

.filter-option input {
  appearance: none;
  width: 16px;
  height: 16px;
  border: 1.5px solid rgba(42,31,45,0.3);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
  flex-shrink: 0;
}

.filter-option input:checked {
  background: var(--color-velvet-deep);
  border-color: var(--color-velvet-deep);
}

.filter-option input:checked::after {
  content: '✓';
  color: var(--color-champagne);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.7rem;
  font-weight: 700;
}

.filter-option .count {
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--color-stone);
}

.shop-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.6rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(42,31,45,0.08);
}

.results-count {
  font-size: 0.92rem;
  color: var(--color-graphite);
}

.results-count strong { color: var(--color-velvet-deep); }

.sort-control {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.88rem;
  color: var(--color-graphite);
}

.sort-control select {
  font-family: inherit;
  background: var(--color-white);
  border: 1px solid rgba(42,31,45,0.15);
  padding: 0.5rem 0.9rem;
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--color-velvet-deep);
  cursor: pointer;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}

.product-card {
  background: var(--color-white);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(42,31,45,0.06);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-medium);
  border-color: rgba(201,169,97,0.3);
}

.product-image {
  aspect-ratio: 1;
  position: relative;
  overflow: hidden;
  background: var(--color-mist);
}

.product-image-inner {
  position: absolute;
  inset: 0;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image-inner { transform: scale(1.06); }

.product-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.4rem 0.8rem;
  border-radius: 100px;
}

.product-tag.tag-lux { background: var(--color-champagne); color: var(--color-velvet-deep); }
.product-tag.tag-designer { background: linear-gradient(135deg, #4A3B5A, #2A1F2D); }

.product-fav {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(245, 239, 230, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}

.product-fav:hover { background: var(--color-cream); transform: scale(1.08); }
.product-fav.active svg { fill: var(--color-champagne); }

.product-info {
  padding: 1.4rem 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-collection {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-champagne);
  margin-bottom: 0.5rem;
}

.product-info h3 {
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}

.product-info .product-desc {
  font-size: 0.86rem;
  color: var(--color-graphite);
  margin-bottom: 1rem;
  flex: 1;
}

.product-meta {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}

.product-meta .chip {
  font-size: 0.7rem;
  background: var(--color-mist);
  color: var(--color-graphite);
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  letter-spacing: 0.04em;
}

.product-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(42,31,45,0.08);
}

.product-price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-velvet-deep);
}

.product-price small {
  font-size: 0.78rem;
  color: var(--color-stone);
  font-family: var(--font-body);
  margin-left: 0.3rem;
}

.add-to-cart {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 1.2rem;
}

.add-to-cart:hover {
  background: var(--color-champagne);
  color: var(--color-velvet-deep);
  transform: scale(1.08);
}

.add-to-cart.added {
  background: var(--color-champagne);
  color: var(--color-velvet-deep);
}

@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 868px) {
  .shop-layout { grid-template-columns: 1fr; }
  .shop-filters { position: static; }
}

@media (max-width: 540px) {
  .product-grid { grid-template-columns: 1fr; }
}

/* ========================================
   CART DRAWER
   ======================================== */

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 460px;
  background: var(--color-cream);
  z-index: 1100;
  transform: translateX(100%);
  transition: transform var(--transition);
  box-shadow: -10px 0 60px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
}

.cart-drawer.open { transform: translateX(0); }

.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 18, 24, 0.5);
  z-index: 1099;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.cart-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-header {
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(42,31,45,0.1);
}

.cart-header h3 {
  font-size: 1.4rem;
}

.cart-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(42, 31, 45, 0.06);
  font-size: 1rem;
  color: var(--color-velvet-deep);
  transition: all var(--transition);
}

.cart-close:hover { background: var(--color-velvet-deep); color: var(--color-cream); }

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 1.4rem 2rem;
}

.cart-empty {
  text-align: center;
  padding: 3rem 0;
  color: var(--color-stone);
}

.cart-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid rgba(42,31,45,0.08);
  align-items: center;
}

.cart-item-img {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  background: var(--color-mist);
  overflow: hidden;
}

.cart-item-info h4 {
  font-size: 1rem;
  margin-bottom: 0.2rem;
  font-family: var(--font-display);
}

.cart-item-info p {
  font-size: 0.8rem;
  color: var(--color-graphite);
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.qty-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(42, 31, 45, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--color-velvet-deep);
  transition: background var(--transition);
}

.qty-btn:hover { background: rgba(42, 31, 45, 0.16); }

.qty-display {
  font-size: 0.92rem;
  min-width: 20px;
  text-align: center;
}

.cart-item-price {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--color-velvet-deep);
}

.cart-item-remove {
  font-size: 0.74rem;
  color: var(--color-stone);
  text-decoration: underline;
  cursor: pointer;
  margin-top: 0.3rem;
  display: inline-block;
}

.cart-footer {
  padding: 1.6rem 2rem 2rem;
  border-top: 1px solid rgba(42,31,45,0.1);
  background: var(--color-mist);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
}

.cart-total .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-graphite);
}

.cart-total .amount {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--color-velvet-deep);
}

.cart-checkout {
  width: 100%;
}

/* ========================================
   TESTIMONIALS
   ======================================== */

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

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial {
  background: var(--color-white);
  padding: 2.4rem;
  border-radius: 14px;
  border: 1px solid rgba(42,31,45,0.06);
  position: relative;
}

.testimonial::before {
  content: '“';
  position: absolute;
  top: 1.2rem;
  right: 1.6rem;
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-champagne);
  opacity: 0.4;
}

.testimonial p {
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1.6rem;
  color: var(--color-charcoal);
}

.testimonial .author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.testimonial .avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-velvet-deep), var(--color-champagne));
  color: var(--color-cream);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
}

.testimonial .author-info h5 {
  font-size: 0.95rem;
  margin-bottom: 0.1rem;
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--color-velvet-deep);
}

.testimonial .author-info span {
  font-size: 0.78rem;
  color: var(--color-stone);
}

@media (max-width: 868px) {
  .testimonial-grid { grid-template-columns: 1fr; }
}

/* ========================================
   CTA BANNER
   ======================================== */

.cta-banner {
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before, .cta-banner::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,169,97,0.1), transparent 70%);
  pointer-events: none;
}

.cta-banner::before { top: -300px; left: -200px; }
.cta-banner::after { bottom: -300px; right: -200px; }

.cta-banner h2 {
  color: var(--color-cream);
  margin-bottom: 1rem;
  position: relative;
}

.cta-banner p {
  color: rgba(245, 239, 230, 0.78);
  font-size: 1.08rem;
  max-width: 580px;
  margin: 0 auto 2rem;
  position: relative;
}

.cta-banner .btn-light { position: relative; }

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background: var(--color-velvet-deep);
  color: rgba(245, 239, 230, 0.7);
  padding: 5rem 0 2rem;
  border-top: 1px solid rgba(201, 169, 97, 0.15);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(245, 239, 230, 0.1);
}

.footer-brand .logo {
  color: var(--color-cream);
  margin-bottom: 1.2rem;
}

.footer-brand p {
  color: rgba(245, 239, 230, 0.6);
  font-size: 0.92rem;
  max-width: 320px;
  line-height: 1.7;
  margin-bottom: 1.4rem;
}

.footer-social {
  display: flex;
  gap: 0.7rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 239, 230, 0.08);
  color: var(--color-cream);
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--color-champagne);
  color: var(--color-velvet-deep);
  transform: translateY(-2px);
}

.footer h5 {
  color: var(--color-cream);
  font-family: var(--font-body);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1.4rem;
  font-weight: 600;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.footer-links a {
  color: rgba(245, 239, 230, 0.7);
  font-size: 0.92rem;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--color-champagne); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  font-size: 0.84rem;
}

.footer-bottom .legal {
  display: flex;
  gap: 1.6rem;
}

.footer-credit {
  color: var(--color-champagne);
  white-space: nowrap;
  transition: color var(--transition);
}

.footer-credit:hover {
  color: var(--color-cream);
}

@media (max-width: 868px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 540px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ========================================
   PAGE INTRO HEADERS (sub-pages)
   ======================================== */

.page-hero {
  padding: 11rem 0 5rem;
  background: linear-gradient(135deg, #F5EFE6, #E8DCC4);
  text-align: center;
}

.page-hero .breadcrumb {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-graphite);
  margin-bottom: 1.4rem;
}

.page-hero .breadcrumb a { color: var(--color-velvet-deep); }
.page-hero .breadcrumb span { color: var(--color-champagne); margin: 0 0.6rem; }

.page-hero h1 { margin-bottom: 1.2rem; }

.page-hero p {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto;
  color: var(--color-graphite);
}

/* ========================================
   ABOUT PAGE
   ======================================== */

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

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.story-content h2 {
  margin-bottom: 1.4rem;
}

.story-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.2rem;
}

.story-visual {
  aspect-ratio: 4/5;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-deep);
}

.values {
  background: var(--color-mist);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-card {
  text-align: center;
  padding: 2rem;
}

.value-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.4rem;
  background: var(--color-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-champagne);
  border: 1px solid rgba(201, 169, 97, 0.3);
}

.value-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
}

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

@media (max-width: 868px) {
  .story-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .values-grid { grid-template-columns: 1fr; }
}

/* ========================================
   CONTACT PAGE
   ======================================== */

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

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact-info h2 {
  margin-bottom: 1.4rem;
}

.contact-info p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 2.4rem;
}

.contact-method {
  display: flex;
  gap: 1.2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid rgba(42,31,45,0.08);
}

.contact-method:last-child { border: none; }

.contact-method .icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-mist);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-velvet-deep);
  flex-shrink: 0;
}

.contact-method h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-stone);
  margin-bottom: 0.3rem;
  font-family: var(--font-body);
  font-weight: 600;
}

.contact-method p {
  font-size: 1rem;
  color: var(--color-velvet-deep);
  margin-bottom: 0;
}

.contact-form {
  background: var(--color-white);
  padding: 2.4rem;
  border-radius: 14px;
  border: 1px solid rgba(42,31,45,0.08);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-graphite);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(42,31,45,0.15);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-velvet-deep);
  background: var(--color-cream);
  transition: border var(--transition);
}

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

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.quote-import-notice {
  margin: 0.7rem 0 1.4rem;
  padding: 1rem;
  border-radius: 8px;
  background: rgba(159, 180, 197, 0.18);
  border: 1px solid rgba(159, 180, 197, 0.42);
}

.quote-import-notice strong,
.quote-import-notice span {
  display: block;
}

.quote-import-notice strong {
  color: var(--color-velvet-deep);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.quote-import-notice span {
  color: var(--color-graphite);
  font-size: 0.84rem;
  line-height: 1.55;
}

@media (max-width: 868px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .form-row { grid-template-columns: 1fr; }
}

/* ========================================
   WALL CALCULATOR
   ======================================== */

.calc-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1.12fr);
  gap: 2rem;
  align-items: start;
}

.calc-config,
.calc-preview-wrap {
  min-width: 0;
}

.calc-config {
  display: grid;
  gap: 1rem;
}

.calc-step,
.calc-preview-card,
.calc-summary {
  background: var(--color-white);
  border: 1px solid rgba(42, 31, 45, 0.08);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.calc-step {
  padding: 1.5rem;
}

.calc-step-header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.1rem;
}

.calc-step-num {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 50%;
  background: var(--color-velvet-deep);
  color: var(--color-champagne);
  display: grid;
  place-items: center;
  font-size: 0.74rem;
  font-weight: 600;
}

.calc-step-header h3 {
  font-size: 1.2rem;
}

.calc-label,
.calc-input-group label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: 0.6rem;
}

.calc-segmented {
  display: grid;
  gap: 0.6rem;
}

.seg-btn {
  min-height: 68px;
  text-align: left;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(42, 31, 45, 0.1);
  border-radius: 8px;
  background: rgba(245, 239, 230, 0.52);
  color: var(--color-velvet-deep);
  font-size: 0.94rem;
  font-weight: 500;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.seg-btn small {
  display: block;
  margin-top: 0.2rem;
  color: var(--color-stone);
  font-size: 0.76rem;
  font-weight: 400;
}

.seg-btn.active {
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  border-color: var(--color-velvet-deep);
  box-shadow: 0 10px 28px rgba(26, 18, 24, 0.14);
}

.seg-btn.active small {
  color: rgba(245, 239, 230, 0.72);
}

.calc-input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.calc-input-wrap {
  position: relative;
}

.calc-input-wrap input {
  width: 100%;
  height: 54px;
  border: 1px solid rgba(42, 31, 45, 0.12);
  border-radius: 8px;
  background: rgba(245, 239, 230, 0.55);
  padding: 0 3rem 0 0.9rem;
  color: var(--color-velvet-deep);
  font-size: 1rem;
  font-weight: 500;
}

.calc-input-wrap input:focus {
  outline: none;
  border-color: var(--color-champagne);
  background: var(--color-white);
}

.calc-input-wrap .unit {
  position: absolute;
  top: 50%;
  right: 0.9rem;
  transform: translateY(-50%);
  color: var(--color-stone);
  font-size: 0.82rem;
}

.calc-hint,
.calc-disclaimer {
  margin-top: 0.8rem;
  color: var(--color-stone);
  font-size: 0.82rem;
  line-height: 1.6;
}

.calc-note {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 8px;
  background: rgba(201, 169, 97, 0.12);
  border: 1px solid rgba(201, 169, 97, 0.22);
}

.calc-note strong {
  display: block;
  color: var(--color-velvet-deep);
  font-size: 0.88rem;
  margin-bottom: 0.25rem;
}

.calc-note p {
  color: var(--color-graphite);
  font-size: 0.82rem;
  line-height: 1.6;
}

.calc-options {
  display: grid;
  gap: 0.7rem;
}

.calc-option {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  padding: 0.95rem;
  border: 1px solid rgba(42, 31, 45, 0.1);
  border-radius: 8px;
  background: rgba(245, 239, 230, 0.55);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.calc-option.active {
  border-color: var(--color-champagne);
  background: rgba(201, 169, 97, 0.12);
}

.calc-option input {
  accent-color: var(--color-velvet-deep);
  margin-top: 0.2rem;
}

.calc-option strong {
  display: block;
  color: var(--color-velvet-deep);
  font-size: 0.95rem;
}

.calc-option small {
  display: block;
  color: var(--color-stone);
  font-size: 0.78rem;
  line-height: 1.55;
  margin-top: 0.2rem;
}

.calc-preview-wrap {
  display: grid;
  gap: 1rem;
  position: sticky;
  top: 6rem;
}

.calc-preview-card,
.calc-summary {
  padding: 1.3rem;
}

.calc-preview-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
}

.calc-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-stone);
  font-size: 0.76rem;
}

.legend-item .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.calc-preview-svg {
  overflow: hidden;
  border-radius: 8px;
  background: var(--color-mist);
  border: 1px solid rgba(42, 31, 45, 0.08);
}

.calc-wall-svg {
  width: 100%;
  height: auto;
  display: block;
}

.calc-svg-wall {
  fill: #e8dcc4;
}

.calc-svg-panel {
  fill: rgba(42, 31, 45, 0.92);
  stroke: rgba(245, 239, 230, 0.48);
  stroke-width: 1;
}

.calc-wall-svg.swatch-velvet-rouge .calc-svg-panel { fill: #5e202c; }
.calc-wall-svg.swatch-velvet-onyx .calc-svg-panel { fill: #221824; }
.calc-wall-svg.swatch-velvet-sage .calc-svg-panel { fill: #5d7b5a; }

.calc-svg-filler {
  fill: rgba(159, 180, 197, 0.88);
  stroke: rgba(42, 31, 45, 0.22);
  stroke-width: 1;
}

.calc-svg-frame {
  fill: none;
  stroke: rgba(42, 31, 45, 0.16);
  stroke-width: 1;
}

.calc-preview-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 0.9rem;
}

.calc-preview-meta div {
  border-radius: 8px;
  background: rgba(245, 239, 230, 0.62);
  padding: 0.75rem;
  min-width: 0;
}

.calc-preview-meta strong,
.calc-preview-meta span {
  display: block;
}

.calc-preview-meta strong {
  color: var(--color-velvet-deep);
  font-size: 0.92rem;
  line-height: 1.25;
}

.calc-preview-meta span {
  margin-top: 0.22rem;
  color: var(--color-stone);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.calc-summary {
  display: grid;
  gap: 0.1rem;
}

.calc-summary-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(42, 31, 45, 0.08);
}

.calc-summary-row .label {
  color: var(--color-stone);
  font-size: 0.88rem;
}

.calc-summary-row .val {
  color: var(--color-velvet-deep);
  font-weight: 600;
  text-align: right;
  max-width: 62%;
}

.calc-summary-row.total {
  border-bottom: 0;
  padding-top: 1.1rem;
}

.calc-summary-row.total .val {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
}

.calc-quote-snapshot {
  margin-top: 0.8rem;
  padding: 0.9rem;
  border-radius: 8px;
  background: rgba(245, 239, 230, 0.62);
  border: 1px solid rgba(42, 31, 45, 0.08);
}

.calc-quote-snapshot .label {
  display: block;
  color: var(--color-stone);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.calc-quote-snapshot pre {
  white-space: pre-wrap;
  color: var(--color-velvet-deep);
  font-family: var(--font-body);
  font-size: 0.78rem;
  line-height: 1.55;
  max-height: 180px;
  overflow: auto;
}

.calc-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.calc-explainer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 1080px;
  margin: 0 auto 1.5rem;
}

.calc-explainer-grid.two-col {
  grid-template-columns: repeat(2, 1fr);
  max-width: 1000px;
  margin-bottom: 0;
}

.calc-explainer-card {
  background: var(--color-white);
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid rgba(42,31,45,0.06);
}

.calc-explainer-card h3 {
  font-size: 1.16rem;
  margin-bottom: 0.65rem;
}

.calc-explainer-card p {
  font-size: 0.92rem;
  line-height: 1.7;
}

@media (max-width: 1080px) {
  .calc-grid { grid-template-columns: 1fr; }
  .calc-preview-wrap { position: static; }
  .calc-explainer-grid,
  .calc-explainer-grid.two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .calc-input-row,
  .calc-cta,
  .calc-preview-meta {
    grid-template-columns: 1fr;
  }

  .calc-preview-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .calc-summary-row {
    flex-direction: column;
    gap: 0.25rem;
  }

  .calc-summary-row .val {
    max-width: none;
    text-align: left;
  }

  .calc-legend {
    justify-content: flex-start;
  }
}

/* ========================================
   TOAST NOTIFICATION
   ======================================== */

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-velvet-deep);
  color: var(--color-cream);
  padding: 1rem 1.6rem;
  border-radius: 100px;
  font-size: 0.9rem;
  z-index: 1200;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
  box-shadow: var(--shadow-deep);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  border: 1px solid rgba(201, 169, 97, 0.3);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast .check-circle {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-champagne);
  color: var(--color-velvet-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
}

/* ========================================
   REVEAL ANIMATIONS
   ======================================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 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; }

/* ========================================
   PANEL VISUALS (CSS-rendered swatches)
   ======================================== */

.panel-swatch {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.panel-swatch::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.3;
  background-image:
    repeating-linear-gradient(90deg, transparent 0, transparent 11px, rgba(0,0,0,0.05) 11px, rgba(0,0,0,0.05) 12px),
    repeating-linear-gradient(0deg, transparent 0, transparent 11px, rgba(255,255,255,0.06) 11px, rgba(255,255,255,0.06) 12px);
}

.swatch-velvet-rouge {
  background: linear-gradient(135deg, #6E2533 0%, #4A1822 50%, #2D0F15 100%);
}

.swatch-velvet-emerald {
  background: linear-gradient(135deg, #1F4D3F 0%, #133329 50%, #0A1F18 100%);
}

.swatch-velvet-sapphire {
  background: linear-gradient(135deg, #1F3A5F 0%, #142647 50%, #0A172E 100%);
}

.swatch-velvet-cream {
  background: linear-gradient(135deg, #E8DCC4 0%, #C9B998 50%, #A89876 100%);
}

.swatch-velvet-charcoal {
  background: linear-gradient(135deg, #3A3A3A 0%, #222222 50%, #0F0F0F 100%);
}

.swatch-velvet-blush {
  background: linear-gradient(135deg, #C8838B 0%, #A05B66 50%, #6F3942 100%);
}

.swatch-velvet-onyx {
  background: linear-gradient(135deg, #2A1F2D 0%, #1A1218 100%);
}

.swatch-velvet-amber {
  background: linear-gradient(135deg, #A87333 0%, #6F4923 50%, #3D2812 100%);
}

.swatch-velvet-terracotta {
  background: linear-gradient(135deg, #B5634A 0%, #8B4530 50%, #5A2A1C 100%);
}

.swatch-velvet-sage {
  background: linear-gradient(135deg, #8FA68C 0%, #5D7B5A 50%, #354A35 100%);
}

.swatch-velvet-pearl {
  background: linear-gradient(135deg, #F5EFE6 0%, #DDD3C3 50%, #B8AC97 100%);
}

.swatch-velvet-midnight {
  background: linear-gradient(135deg, #1B2440 0%, #0F1729 50%, #060A18 100%);
}

.swatch-pattern-chevron {
  background:
    linear-gradient(135deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(225deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(135deg, transparent 75%, rgba(0,0,0,0.08) 75%),
    linear-gradient(225deg, transparent 75%, rgba(0,0,0,0.08) 75%);
  background-size: 30px 30px;
  background-color: var(--swatch-base, #2A1F2D);
}

.swatch-grain {
  position: absolute;
  inset: 0;
  opacity: 0.6;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.18 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  pointer-events: none;
}

.panel-velvet-tag {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-family: var(--font-display);
  font-style: italic;
  color: rgba(245, 239, 230, 0.6);
  font-size: 0.85rem;
  z-index: 1;
}

.panel-velvet-tag.dark { color: rgba(26, 18, 24, 0.6); }