/* Jai Maa Enterprises - Premium Materials / Luxury Surfaces Design */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=Montserrat:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600&display=swap');

:root {
  --navy: #0e1a2b;
  --navy-light: #162a40;
  --gold: #c5a05a;
  --gold-light: #d8b97a;
  --white: #ffffff;
  --cream: #faf8f5;
  --warm-gray: #f2efe9;
  --taupe: #5c5750;
  --charcoal: #2d2d2d;
  --dark-overlay: rgba(14, 26, 43, 0.78);
  --border: rgba(0,0,0,0.06);
  --shadow: 0 8px 40px rgba(0,0,0,0.06);
  --shadow-hover: 0 20px 60px rgba(0,0,0,0.1);
  --radius: 2px;
  --transition: all 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

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

body {
  font-family: 'Poppins', sans-serif;
  color: var(--charcoal);
  line-height: 1.8;
  overflow-x: hidden;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500;
  line-height: 1.1;
  color: var(--navy);
  letter-spacing: 0.01em;
}

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

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

.container {
  width: 90%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 130px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 70px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.section-title h2 {
  font-size: 3.2rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.section-title h2 span {
  color: var(--gold);
}

.section-title p {
  color: var(--taupe);
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
}

.gold-line {
  width: 70px;
  height: 1px;
  background: var(--gold);
  margin: 20px auto 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 42px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  border-radius: 0;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  background: transparent;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s ease;
  z-index: -1;
}

.btn:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

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

.btn-primary:hover {
  color: var(--navy);
  background: transparent;
}

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

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

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

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

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

.hero .btn-outline {
  color: var(--white);
  border-color: var(--white);
}

.hero .btn-outline:hover {
  color: var(--navy);
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  transition: var(--transition);
}

header.scrolled {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}

header.scrolled nav ul li a {
  color: var(--navy);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 110px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  max-height: 80px;
  width: auto;
  display: block;
  transition: var(--transition);
}

.logo:hover img {
  transform: scale(1.03);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 45px;
}

nav ul li a {
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--white);
  position: relative;
  padding: 6px 0;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: var(--transition);
}

nav ul li a:hover::after,
nav ul li a.active::after {
  width: 100%;
}

nav ul li a:hover,
nav ul li a.active {
  color: var(--gold);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 7px;
  cursor: pointer;
}

.mobile-menu-btn span {
  width: 28px;
  height: 1px;
  background: var(--navy);
  transition: var(--transition);
}

header:not(.scrolled) .mobile-menu-btn span {
  background: var(--white);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
  padding: 180px 0 120px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/image2.jpeg') center/cover no-repeat;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark-overlay);
  z-index: -1;
}

.hero-content {
  max-width: 900px;
  padding: 0 20px;
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 4.8rem;
  font-weight: 400;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
  line-height: 1.05;
  text-transform: none;
  white-space: normal;
  color: var(--white);
}

.hero-content h1 span {
  color: var(--gold);
  font-weight: 600;
}

.hero-content p {
  font-size: 1.1rem;
  font-weight: 300;
  margin-bottom: 45px;
  opacity: 0.9;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 45px;
}

.hero-highlights span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border: 1px solid rgba(255,255,255,0.2);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.hero-highlights i {
  color: var(--gold);
  font-size: 0.85rem;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* Info Bar */
.info-bar {
  background: var(--cream);
  color: var(--taupe);
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.info-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-family: 'Montserrat', sans-serif;
}

.info-bar a:hover {
  color: var(--gold);
}

/* About */
.about-section {
  background: var(--cream);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 90px;
  align-items: center;
}

.about-img {
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

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

.about-img:hover img {
  transform: scale(1.04);
}

.about-content h3 {
  font-size: 2.4rem;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--navy);
}

.about-content h3 span {
  color: var(--gold);
  font-weight: 600;
}

.about-content p {
  color: var(--taupe);
  margin-bottom: 18px;
  font-weight: 300;
}

/* Vision Mission */
.vm-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 60px;
}

.vm-card {
  background: var(--white);
  padding: 60px;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.vm-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}

.vm-card h3 {
  color: var(--navy);
  margin-bottom: 18px;
  font-size: 1.8rem;
  font-weight: 500;
}

.vm-card h3 span {
  color: var(--gold);
}

.vm-card p {
  color: var(--taupe);
  font-weight: 300;
}

/* Products */
.products-section {
  background: var(--white);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 35px;
}

.product-card {
  background: var(--white);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}

.product-card-img {
  height: 300px;
  overflow: hidden;
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.product-card-content {
  padding: 35px;
}

.product-card-content h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--navy);
  font-weight: 600;
}

.product-card-content h3 span {
  color: var(--gold);
}

.product-card-content p {
  color: var(--taupe);
  font-size: 0.95rem;
  font-weight: 300;
}

.product-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 80px;
}

.product-feature {
  text-align: center;
  padding: 45px 25px;
  background: var(--cream);
  transition: var(--transition);
}

.product-feature:hover {
  background: var(--white);
  box-shadow: var(--shadow-hover);
}

.product-feature i {
  font-size: 1.8rem;
  color: var(--gold);
  margin-bottom: 22px;
}

.product-feature h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--navy);
  font-weight: 600;
}

.product-feature p {
  color: var(--taupe);
  font-size: 0.9rem;
  font-weight: 300;
}

.finishes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
}

.finish-item {
  text-align: center;
  padding: 28px;
  background: var(--cream);
  border: 1px solid var(--border);
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--navy);
  transition: var(--transition);
}

.finish-item:hover {
  background: var(--navy);
  color: var(--gold);
  border-color: var(--navy);
}

/* Industries */
.industries-section {
  background: var(--navy);
  color: var(--white);
}

.industries-section .section-title h2 {
  color: var(--white);
}

.industries-section .section-title p {
  color: rgba(255,255,255,0.65);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.industry-card {
  position: relative;
  height: 420px;
  overflow: hidden;
  transition: var(--transition);
}

.industry-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
  transition: var(--transition);
}

.industry-card:hover img {
  opacity: 0.85;
  transform: scale(1.05);
}

.industry-card h3 {
  position: absolute;
  bottom: 30px;
  left: 35px;
  color: var(--white);
  font-size: 1.8rem;
  z-index: 2;
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500;
}

.industry-card h3 span {
  color: var(--gold);
  display: block;
  font-size: 1rem;
  font-family: 'Montserrat', sans-serif;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 8px;
}

.industry-card p {
  position: absolute;
  bottom: 35px;
  left: 35px;
  right: 35px;
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 300;
  transform: translateY(50px);
  opacity: 0;
  transition: var(--transition);
  z-index: 2;
}

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

.industry-card:hover h3 {
  bottom: 100px;
}

.industry-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent 20%, rgba(14,26,43,0.9) 100%);
  z-index: 1;
}

/* Why Choose Us */
.why-section {
  background: var(--cream);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.why-card {
  padding: 45px 30px;
  background: var(--white);
  border: 1px solid var(--border);
  text-align: center;
  transition: var(--transition);
}

.why-card:hover {
  border-color: var(--gold);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.why-card i {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 24px;
}

.why-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 14px;
  color: var(--navy);
  font-weight: 600;
}

.why-card p {
  color: var(--taupe);
  font-size: 0.9rem;
  font-weight: 300;
}

/* Process */
.process-section {
  background: var(--white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.process-card {
  position: relative;
  padding: 50px 30px;
  background: var(--cream);
  text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.process-card:hover {
  background: var(--navy);
  box-shadow: var(--shadow-hover);
}

.step-number {
  width: 55px;
  height: 55px;
  line-height: 55px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: 'Cormorant Garamond', serif;
  font-weight: 700;
  font-size: 1.3rem;
  margin: 0 auto 25px;
  transition: var(--transition);
}

.process-card:hover .step-number {
  background: var(--gold);
  color: var(--navy);
}

.process-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--navy);
  font-weight: 600;
  transition: var(--transition);
}

.process-card:hover h3 {
  color: var(--white);
}

.process-card p {
  color: var(--taupe);
  font-size: 0.9rem;
  font-weight: 300;
  transition: var(--transition);
}

.process-card:hover p {
  color: rgba(255,255,255,0.7);
}

/* Gallery */
.gallery-section {
  background: var(--cream);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.gallery-item {
  position: relative;
  height: 360px;
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(14,26,43,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay i {
  color: var(--white);
  font-size: 1.8rem;
  border: 1px solid var(--white);
  padding: 15px;
  border-radius: 50%;
}

/* Contact */
.contact-section {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 90px;
  align-items: start;
}

.contact-info h3 {
  font-size: 2.4rem;
  font-weight: 400;
  margin-bottom: 25px;
  color: var(--navy);
}

.contact-info h3 span {
  color: var(--gold);
  font-weight: 600;
}

.contact-detail {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
  padding: 25px;
  background: var(--cream);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.contact-detail:hover {
  border-color: var(--gold);
  transform: translateX(5px);
}

.contact-detail i {
  font-size: 1.4rem;
  color: var(--gold);
  width: 30px;
}

.contact-detail h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 6px;
  color: var(--navy);
  font-weight: 600;
}

.contact-detail p, .contact-detail a {
  color: var(--taupe);
  font-size: 0.95rem;
  font-weight: 300;
}

.contact-detail a:hover {
  color: var(--gold);
}

.contact-form {
  background: var(--navy);
  padding: 55px;
  box-shadow: var(--shadow);
}

.contact-form h3 {
  color: var(--white);
  margin-bottom: 35px;
  font-size: 1.8rem;
  font-weight: 400;
}

.contact-form h3 span {
  color: var(--gold);
}

.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 10px;
  font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 0;
  font-family: 'Poppins', sans-serif;
  font-size: 0.95rem;
  color: var(--white);
  background: rgba(255,255,255,0.05);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--gold);
  background: rgba(255,255,255,0.1);
  outline: none;
}

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

/* FAQ */
.faq-section {
  background: var(--cream);
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow);
}

.faq-item h3 {
  padding: 26px 35px;
  cursor: pointer;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  color: var(--navy);
  position: relative;
  padding-right: 60px;
  font-weight: 600;
  transition: var(--transition);
}

.faq-item h3::after {
  content: '+';
  position: absolute;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
  color: var(--gold);
  font-weight: 300;
  transition: var(--transition);
}

.faq-item.active h3::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-item p {
  padding: 0 35px;
  max-height: 0;
  overflow: hidden;
  color: var(--taupe);
  font-weight: 300;
  transition: var(--transition);
}

.faq-item.active p {
  padding: 0 35px 26px;
  max-height: 500px;
}

/* Page Banner */
.page-banner {
  position: relative;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
}

.page-banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/image3.jpeg') center/cover no-repeat;
  z-index: -2;
}

.page-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark-overlay);
  z-index: -1;
}

.page-banner h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.2rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.page-banner h1 span {
  color: var(--gold);
  font-weight: 600;
}

.breadcrumb {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.breadcrumb a:hover {
  color: var(--gold);
}

/* CTA */
.cta-section {
  position: relative;
  padding: 110px 0;
  text-align: center;
  color: var(--white);
  background: var(--navy);
}

.cta-section h2 {
  color: var(--white);
  font-size: 2.6rem;
  font-weight: 400;
  margin-bottom: 15px;
}

.cta-section h2 span {
  color: var(--gold);
  font-weight: 600;
}

.cta-section p {
  opacity: 0.75;
  margin-bottom: 35px;
  font-weight: 300;
}

/* Footer */
footer {
  background: var(--navy);
  color: var(--white);
  padding: 90px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 70px;
}

.footer-col p {
  color: rgba(255,255,255,0.65);
  margin-bottom: 18px;
  line-height: 1.8;
  font-weight: 300;
}

.footer-col h3 {
  color: var(--gold);
  font-size: 0.8rem;
  margin-bottom: 25px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  font-family: 'Montserrat', sans-serif;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  font-weight: 300;
}

.footer-col ul li a:hover {
  color: var(--gold);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding: 25px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  font-family: 'Montserrat', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-logo img {
  max-height: 100px;
  width: auto;
  margin-bottom: 20px;
}

/* Clients */
.client-logo {
  text-align: center;
  padding: 35px;
  background: var(--white);
  border: 1px solid var(--border);
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  color: var(--taupe);
  font-size: 1.1rem;
  transition: var(--transition);
}

.client-logo:hover {
  background: var(--navy);
  color: var(--gold);
  border-color: var(--navy);
}

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

.hero-content h1,
.hero-content p,
.hero-highlights,
.hero-buttons,
.page-banner h1,
.page-banner .breadcrumb {
  animation: fadeInUp 1.2s ease forwards;
  opacity: 0;
}

.hero-content p { animation-delay: 0.2s; }
.hero-highlights { animation-delay: 0.4s; }
.hero-buttons { animation-delay: 0.6s; }

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
  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; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* Responsive */
@media (max-width: 1024px) {
  .product-grid,
  .industries-grid,
  .why-grid,
  .process-grid,
  .gallery-grid,
  .finishes-grid,
  .vm-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .hero-content h1 {
    font-size: 3.6rem;
  }
  .section-title h2 {
    font-size: 2.6rem;
  }
}

@media (max-width: 768px) {
  header .container {
    height: 90px;
  }
  .mobile-menu-btn {
    display: flex;
  }
  nav {
    position: absolute;
    top: 90px;
    left: 0;
    width: 100%;
    background: var(--white);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    box-shadow: var(--shadow);
  }
  nav.active {
    max-height: 400px;
  }
  nav ul {
    flex-direction: column;
    padding: 25px;
    gap: 0;
  }
  nav ul li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
  }
  nav ul li a {
    color: var(--navy);
  }
  .product-grid,
  .industries-grid,
  .why-grid,
  .process-grid,
  .gallery-grid,
  .finishes-grid,
  .vm-grid {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 2.8rem;
  }
  .hero-content p {
    font-size: 1rem;
  }
  .hero-buttons {
    flex-direction: column;
  }
  .section-title h2 {
    font-size: 2rem;
  }
  .contact-form {
    padding: 35px;
  }
  .product-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .btn {
    width: 100%;
    justify-content: center;
  }
  .section-padding {
    padding: 80px 0;
  }
}