/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Wix+Madefor+Display:wght@400;500;600;700;800&family=Wix+Madefor+Text:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* Style Variables */
:root {
  --bg-primary: #F1E9DE;
  --bg-secondary: #DED4C9;
  --text-primary: #31190F;
  --text-secondary: #746257;
  --accent-gold: #B19A7A;
  --accent-light: #FBF9F6;
  --white: #FFFFFF;
  --transition-fast: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  --max-width: 1200px;
  --font-display: 'Wix Madefor Display', sans-serif;
  --font-text: 'Wix Madefor Text', sans-serif;
  --shadow-sm: 0 2px 4px rgba(49, 25, 15, 0.05);
  --shadow-md: 0 10px 30px rgba(49, 25, 15, 0.08);
  --shadow-lg: 0 20px 40px rgba(49, 25, 15, 0.12);
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
}

/* CSS Resets & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

button, input, textarea {
  font-family: inherit;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

/* Common Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}

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

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 24px;
  max-width: 800px;
}

.section-title.center {
  margin-left: auto;
  margin-right: auto;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin-bottom: 48px;
}

.section-desc.center {
  margin-left: auto;
  margin-right: auto;
}

/* Scroll Animation Elements */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--transition-slow), transform 0.8s var(--transition-slow);
}

.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; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  gap: 8px;
}

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

.btn-primary:hover {
  background-color: var(--accent-gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--text-primary);
  color: var(--white);
  transform: translateY(-2px);
}

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

.btn-accent:hover {
  background-color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(241, 233, 222, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(116, 98, 87, 0.1);
  transition: var(--transition-fast);
}

header.sticky {
  background-color: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  padding: 12px 0;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  transition: var(--transition-fast);
}

header.sticky .header-container {
  height: 64px;
}

.logo {
  margin-right: 40px;
  flex-shrink: 0;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo img {
  height: 54px;
  width: auto;
}

.logo-info {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.1;
}

.logo-tagline {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.95;
  margin-top: 4px;
  letter-spacing: 0.02em;
  font-family: var(--font-text);
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  opacity: 0.85;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  opacity: 1;
  color: var(--accent-gold);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn-header-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background-color: var(--text-primary);
  color: var(--bg-primary) !important;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-transform: capitalize;
}

.btn-header-contact:hover {
  background-color: var(--accent-gold);
  color: var(--white) !important;
}

/* Mobile Burger Menu Icon */
.burger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
}

.burger span {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

/* Burger Active Transitions */
.burger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.burger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--text-primary);
  color: var(--white);
  padding: 160px 0 100px 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.95;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(49,25,15,0.3) 0%, rgba(49,25,15,0.15) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 850px;
  text-shadow: 0 2px 12px rgba(49, 25, 15, 0.7);
}

.hero-content h1 {
  font-size: 4.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--bg-primary);
  line-height: 1.45;
  margin-bottom: 44px;
  font-weight: 500;
  text-shadow: 0 2px 8px rgba(49, 25, 15, 0.8);
}

.hero-btns {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-hero-primary {
  background-color: #5B4E37;
  color: var(--white) !important;
  font-family: var(--font-display);
  font-weight: 700;
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-fast);
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.btn-hero-primary:hover {
  background-color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-hero-secondary {
  background-color: var(--bg-primary);
  color: var(--text-primary) !important;
  font-family: var(--font-display);
  font-weight: 700;
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-fast);
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.btn-hero-secondary:hover {
  background-color: var(--white);
  color: var(--text-primary) !important;
  transform: translateY(-2px);
}

/* About Section */
.about {
  background-color: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.about-img {
  position: relative;
}

.about-img img {
  width: 100%;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.about-img::after {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  width: 100px;
  height: 100px;
  border-left: 4px solid var(--accent-gold);
  border-top: 4px solid var(--accent-gold);
  border-top-left-radius: var(--border-radius-md);
  z-index: -1;
}

.about-features {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.about-feature-item {
  display: flex;
  gap: 16px;
}

.about-feature-item i {
  color: var(--accent-gold);
  font-size: 1.5rem;
  margin-top: 4px;
}

.about-feature-item h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.about-feature-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Solutions Section */
.solutions {
  background-color: var(--bg-secondary);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.solution-card {
  background-color: var(--white);
  padding: 40px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
  border: 1px solid rgba(116, 98, 87, 0.05);
}

.solution-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-gold);
}

.solution-icon {
  width: 60px;
  height: 60px;
  background-color: var(--bg-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--text-primary);
  margin-bottom: 24px;
  transition: var(--transition-fast);
}

.solution-card:hover .solution-icon {
  background-color: var(--text-primary);
  color: var(--white);
}

.solution-card h3 {
  font-size: 1.35rem;
  margin-bottom: 16px;
}

.solution-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.solution-link {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-gold);
}

.solution-link:hover {
  color: var(--text-primary);
}

/* How It Works Section */
.how-it-works {
  background-color: var(--bg-primary);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.process-step {
  position: relative;
  background-color: var(--accent-light);
  padding: 32px;
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(116, 98, 87, 0.08);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
}

.process-step:hover {
  background-color: var(--white);
  box-shadow: var(--shadow-md);
}

.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: rgba(177, 154, 122, 0.2);
  position: absolute;
  top: 16px;
  right: 24px;
  line-height: 1;
}

.process-step h4 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  margin-top: 16px;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Product Section (Technology) */
.technology-section {
  background-color: var(--bg-secondary);
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.tech-content h3 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.tech-features {
  list-style: none;
  margin-top: 24px;
}

.tech-features li {
  margin-bottom: 16px;
  display: flex;
  gap: 12px;
  font-size: 1rem;
}

.tech-features li i {
  color: var(--accent-gold);
  font-size: 1.25rem;
  margin-top: 2px;
}

.tech-img img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Digital MRV Section */
.mrv-section {
  background-color: var(--bg-primary);
}

.mrv-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.mrv-img img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Stats / Counter Section */
.stats {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 80px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item h3 {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.stat-item p {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-gold);
}

/* Testimonial / Quote Section */
.quote-section {
  background-color: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.quote-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.quote-icon {
  font-size: 3rem;
  color: var(--accent-gold);
  opacity: 0.3;
  margin-bottom: 24px;
}

.quote-text {
  font-size: 2rem;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 24px;
}

.quote-author {
  font-weight: 600;
  color: var(--text-secondary);
}

/* Gallery Section */
.gallery {
  background-color: var(--bg-primary);
}

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

.gallery-item {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(49, 25, 15, 0.8);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 24px;
  text-align: center;
  color: var(--white);
  transition: var(--transition-fast);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

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

.gallery-overlay h4 {
  color: var(--white);
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.gallery-overlay p {
  font-size: 0.85rem;
  opacity: 0.8;
}

/* Impact Section */
.impact {
  background-color: var(--bg-secondary);
}

.impact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.impact-img img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.sdgs-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.sdg-card {
  background: var(--white);
  padding: 24px;
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(116, 98, 87, 0.05);
  box-shadow: var(--shadow-sm);
}

.sdg-card h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sdg-card h4 span {
  font-size: 1.5rem;
}

.sdg-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Case Study Section */
.case-study {
  background-color: var(--bg-primary);
}

.case-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.case-details h3 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.case-details p {
  margin-bottom: 16px;
  font-size: 1rem;
  color: var(--text-secondary);
}

.case-meta {
  display: flex;
  gap: 32px;
  margin-top: 32px;
}

.meta-box h4 {
  font-size: 1.5rem;
  color: var(--accent-gold);
}

.meta-box p {
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.case-img img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Call to Action Section */
.cta {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta h2 {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 24px;
}

.cta p {
  font-size: 1.15rem;
  margin-bottom: 40px;
  opacity: 0.9;
}

.cta-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* Contact Section */
.contact {
  background-color: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
}

.contact-info h3 {
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.info-item {
  display: flex;
  gap: 16px;
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 1.25rem;
}

.info-details h4 {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.info-details p,
.info-details a {
  font-size: 1rem;
  color: var(--text-primary);
}

.contact-form-container {
  background-color: var(--white);
  padding: 48px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(116, 98, 87, 0.2);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-gold);
  background-color: var(--white);
  box-shadow: 0 0 0 3px rgba(177, 154, 122, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Footer Section */
footer {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 80px 0 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-col h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
  margin-bottom: 24px;
}

.footer-about img {
  height: 48px;
  margin-bottom: 20px;
}

.footer-about p {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-bottom: 24px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--bg-primary);
}

.social-links a:hover {
  background-color: var(--accent-gold);
  color: var(--white);
  transform: translateY(-3px);
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  font-size: 0.9rem;
  opacity: 0.8;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--accent-gold);
  padding-left: 4px;
}

.footer-subscribe p {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-bottom: 16px;
}

.subscribe-form {
  display: flex;
}

.subscribe-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
  border-top-left-radius: var(--border-radius-sm);
  border-bottom-left-radius: var(--border-radius-sm);
  font-size: 0.9rem;
}

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

.subscribe-form button {
  padding: 12px 20px;
  background-color: var(--accent-gold);
  color: var(--white);
  border: none;
  border-top-right-radius: var(--border-radius-sm);
  border-bottom-right-radius: var(--border-radius-sm);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.subscribe-form button:hover {
  background-color: var(--white);
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  opacity: 0.7;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

/* =========================================
   Responsive Design Breakpoints
   ========================================= */

@media (max-width: 1200px) {
  .logo-text {
    font-size: 1.15rem;
  }
  .nav-links {
    gap: 24px;
  }
  .section-title {
    font-size: 2.25rem;
  }
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-content h1 {
    font-size: 3rem;
  }
  .about-grid, .tech-grid, .mrv-grid, .impact-grid, .case-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-img, .tech-img, .mrv-img, .impact-img, .case-img {
    order: -1;
    max-width: 600px;
    margin: 0 auto;
  }
  .solutions-grid {
    grid-template-columns: 1fr 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.mobile-only {
  display: none;
}

@media (max-width: 768px) {
  .logo-text {
    font-size: 1.05rem;
  }
  .logo-tagline {
    display: none;
  }
  .btn-header-contact {
    display: none;
  }
  .mobile-only {
    display: block;
  }
  /* Navigation menu mobile active state */
  .burger {
    display: flex;
  }
  .nav-links {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 280px;
    height: calc(100vh - 80px);
    background-color: var(--bg-primary);
    box-shadow: -10px 0 20px rgba(0,0,0,0.05);
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 24px;
    gap: 24px;
    transition: right 0.4s var(--transition-slow);
    z-index: 999;
  }
  header.sticky .nav-links {
    top: 64px;
    height: calc(100vh - 64px);
  }
  .nav-links.active {
    right: 0;
  }
  .section-padding {
    padding: 60px 0;
  }
  .section-title {
    font-size: 1.85rem;
  }
  .hero {
    padding-top: 120px;
  }
  .hero-content h1 {
    font-size: 2.25rem;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .quote-text {
    font-size: 1.5rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .logo-text {
    font-size: 0.95rem;
  }
  .solutions-grid, .process-grid, .gallery-grid, .stats-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  .about-features {
    grid-template-columns: 1fr;
  }
  .sdgs-list {
    grid-template-columns: 1fr;
  }
  .case-meta {
    flex-direction: column;
    gap: 16px;
  }
  .contact-form-container {
    padding: 24px;
  }
}