/* ========================================
   Dolphin Recycling Center — Stylesheet
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  --plum: #6B2F5B;
  --plum-dark: #4A1D3F;
  --plum-light: #8B4578;
  --plum-muted: #F5EFF4;
  --amber: #D4943A;
  --amber-light: #E8B96E;
  --amber-dark: #B87A2E;
  --neutral-900: #1A1A2E;
  --neutral-800: #2D2D44;
  --neutral-700: #40405C;
  --neutral-600: #5A5A7A;
  --neutral-400: #9494B0;
  --neutral-300: #B8B8CC;
  --neutral-200: #D4D4E4;
  --neutral-100: #EDEDF5;
  --neutral-50: #F7F7FC;
  --white: #FFFFFF;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --shadow-sm: 0 1px 3px rgba(107, 47, 91, 0.08);
  --shadow-md: 0 4px 16px rgba(107, 47, 91, 0.10);
  --shadow-lg: 0 8px 32px rgba(107, 47, 91, 0.14);
  --shadow-xl: 0 16px 48px rgba(107, 47, 91, 0.16);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--neutral-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--neutral-900);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 12px;
}

.section-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--amber);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.section-accent {
  color: var(--plum);
  position: relative;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--neutral-600);
  max-width: 600px;
  line-height: 1.7;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--plum-dark);
  border-color: var(--plum-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
  background: var(--plum-muted);
  transform: translateY(-2px);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}

.btn-outline-light:hover {
  background: var(--white);
  color: var(--plum);
  border-color: var(--white);
}

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

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--neutral-200);
  transition: var(--transition);
}

.nav.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--neutral-900);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--neutral-700);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--amber);
  transition: var(--transition);
}

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

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

.nav-cta {
  background: var(--plum);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  background: var(--plum-dark);
  color: var(--white) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--neutral-800);
  border-radius: 2px;
  transition: var(--transition);
}

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--neutral-800);
  padding: 8px;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.mobile-link {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--neutral-800);
  padding: 12px 24px;
  transition: var(--transition);
}

.mobile-link:hover {
  color: var(--plum);
}

.mobile-link-cta {
  margin-top: 16px;
  background: var(--plum);
  color: var(--white) !important;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(135deg, var(--plum-dark) 0%, var(--plum) 50%, var(--plum-light) 100%);
  position: relative;
  overflow: hidden;
  padding: 100px 0 0;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 80%, rgba(212, 148, 58, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(139, 69, 120, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-light);
  margin-bottom: 24px;
}

.hero-eyebrow-line {
  display: block;
  width: 32px;
  height: 2px;
  background: var(--amber);
}

.hero-headline {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
  font-weight: 800;
}

.hero-accent {
  color: var(--amber);
  position: relative;
}

.hero-subheadline {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  align-items: center;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}

.hero-stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
}

/* Hero Image */
.hero-image {
  position: relative;
}

.hero-image-main {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-image-main img {
  width: 100%;
  height: 720px;
  object-fit: cover;
  display: block;
}

.hero-image-accent {
  position: absolute;
  bottom: -20px;
  left: -20px;
  width: 120px;
  height: 120px;
  background: var(--amber);
  border-radius: var(--radius-md);
  z-index: -1;
}

.hero-image-float {
  position: absolute;
  bottom: 40px;
  left: -40px;
  z-index: 2;
}

.float-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 600;
  color: var(--neutral-800);
  line-height: 1.4;
}

/* Hero Wave */
.hero-wave {
  margin-top: auto;
}

.hero-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}

/* --- Services Section --- */
.services {
  padding: 100px 0;
  background: var(--neutral-50);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header.light .section-title,
.section-header.light .section-subtitle {
  color: var(--white);
}

.section-header.light .section-accent {
  color: var(--amber);
}

.section-header.light .section-eyebrow {
  color: var(--amber-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--neutral-200);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--plum), var(--amber));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--plum-muted);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--plum);
}

.service-card:hover .service-icon svg {
  stroke: var(--white) !important;
}

.service-title {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--neutral-900);
}

.service-desc {
  font-size: 0.95rem;
  color: var(--neutral-600);
  line-height: 1.7;
}

/* --- About Section --- */
.about {
  padding: 100px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image-group {
  position: relative;
}

.about-image-main img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.about-image-secondary {
  position: absolute;
  bottom: -30px;
  right: -30px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid var(--white);
}

.about-image-secondary img {
  width: 320px;
  height: 280px;
  object-fit: cover;
  display: block;
}

.about-experience-badge {
  position: absolute;
  top: -20px;
  right: 40px;
  background: var(--plum);
  color: var(--white);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-badge-number {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1;
}

.about-badge-text {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

.about-content .section-title {
  margin-bottom: 20px;
}

.about-text {
  font-size: 1rem;
  color: var(--neutral-600);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 28px 0 32px;
}

.about-value {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--neutral-700);
}

/* --- Materials Section --- */
.materials {
  padding: 100px 0;
  background: var(--plum-dark);
  position: relative;
  overflow: hidden;
}

.materials::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(212, 148, 58, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.materials-header {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  z-index: 1;
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
  z-index: 1;
}

.material-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
}

.material-item:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
  border-color: var(--amber);
}

.material-item-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 148, 58, 0.15);
  border-radius: var(--radius-sm);
}

.material-item h4 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
}

.material-item p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
}

.materials-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 40px;
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  position: relative;
  z-index: 1;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
}

.materials-note a {
  color: var(--amber);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.materials-note a:hover {
  color: var(--amber-light);
}

/* --- Process Section --- */
.process {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--plum) 0%, var(--plum-dark) 100%);
  position: relative;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
  z-index: 1;
}

.process-step {
  padding: 0 40px;
  text-align: center;
  position: relative;
}

.process-step-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.08);
  line-height: 1;
  margin-bottom: 16px;
}

.process-step-content h3 {
  font-size: 1.3rem;
  color: var(--white);
  margin-bottom: 12px;
}

.process-step-content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.process-step-connector {
  position: absolute;
  right: -20px;
  top: 40px;
  width: 40px;
  height: 2px;
  background: rgba(255, 255, 255, 0.2);
}

.process-step-connector::after {
  content: '';
  position: absolute;
  right: 0;
  top: -4px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--amber);
  border-right: 2px solid var(--amber);
  transform: rotate(45deg);
}

.process-step:last-child .process-step-connector {
  display: none;
}

/* --- Quote Section --- */
.quote-section {
  padding: 80px 0;
  background: var(--neutral-50);
}

.quote-card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  padding: 40px 20px;
}

.quote-mark {
  margin: 0 auto 20px;
}

.quote-card blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 400;
  font-style: italic;
  color: var(--neutral-800);
  line-height: 1.6;
  margin-bottom: 24px;
}

.quote-attribution {
  font-size: 0.9rem;
  color: var(--neutral-600);
  font-weight: 500;
}

/* --- Contact Section --- */
.contact {
  padding: 100px 0;
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info .section-title {
  margin-bottom: 16px;
}

.contact-desc {
  font-size: 1rem;
  color: var(--neutral-600);
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--plum-muted);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.contact-detail-label {
  display: block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--neutral-400);
  margin-bottom: 2px;
}

.contact-detail-value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--neutral-800);
}

.contact-detail-value a {
  color: var(--plum);
  transition: var(--transition);
}

.contact-detail-value a:hover {
  color: var(--plum-dark);
  text-decoration: underline;
}

.contact-map {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form-wrapper {
  position: relative;
}

.contact-form-card {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.contact-form-card h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.contact-form-desc {
  font-size: 0.95rem;
  color: var(--neutral-600);
  margin-bottom: 28px;
  line-height: 1.6;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--neutral-700);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--neutral-800);
  background: var(--neutral-50);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--plum);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(107, 47, 91, 0.1);
}

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

.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form-success.active {
  display: block;
}

.form-success svg {
  margin: 0 auto 16px;
}

.form-success h4 {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--plum);
}

.form-success p {
  color: var(--neutral-600);
  font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
  background: var(--neutral-900);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--amber);
  margin-bottom: 20px;
}

.footer-links ul,
.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a,
.footer-contact li {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover,
.footer-contact li:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.35);
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--plum);
  color: var(--white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: var(--transition);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--plum-dark);
  transform: translateY(-2px);
}

/* --- Scroll Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-grid {
    gap: 40px;
  }
  
  .hero-image-main img {
    height: 560px;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .materials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero {
    min-height: auto;
    padding: 120px 0 80px;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-image {
    order: -1;
  }
  
  .hero-image-main img {
    height: 400px;
  }
  
  .hero-image-float {
    left: 10px;
    bottom: 20px;
  }
  
  .hero-image-accent {
    display: none;
  }
  
  .hero-stats {
    gap: 24px;
  }
  
  .hero-wave svg {
    height: 50px;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .about-image-secondary {
    right: 0;
    bottom: -20px;
  }
  
  .about-image-secondary img {
    width: 240px;
    height: 200px;
  }
  
  .materials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .process-step {
    padding: 0;
  }
  
  .process-step-connector {
    display: none;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .hero-actions .btn {
    justify-content: center;
  }
  
  .hero-stats {
    flex-wrap: wrap;
    gap: 16px;
  }
  
  .hero-stat-divider {
    display: none;
  }
  
  .materials-grid {
    grid-template-columns: 1fr;
  }
  
  .about-values {
    grid-template-columns: 1fr;
  }
  
  .contact-form-card {
    padding: 24px;
  }
}