/* ============================================
   ÜBERSTIX — Modern Redesign
   ============================================ */

/* --- Custom Properties --- */
:root {
  --blue: #2563EB;
  --blue-dark: #1D4ED8;
  --orange: #F59E0B;
  --orange-light: #FBBF24;
  --cyan: #06B6D4;
  --green: #10B981;
  --bg: #0A0E1A;
  --bg-alt: #0F1629;
  --surface: #151B2E;
  --surface-light: #1E2744;
  --text: #F1F5F9;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --glow-blue: 0 0 40px rgba(37, 99, 235, 0.15);
  --glow-orange: 0 0 40px rgba(245, 158, 11, 0.15);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

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

.text-orange { color: var(--orange); }
.text-blue { color: var(--blue); }
.text-green { color: var(--green); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--surface-light);
}
.btn-outline:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: translateY(-2px);
}

.btn-nav {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--orange), #E88D00);
  color: #000;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
  transition: var(--transition);
}
.btn-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 12px 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(10, 14, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 8px 0;
}

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

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

.nav-logo-img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-links a:not(.btn-nav):hover { color: var(--text); }
.nav-links a:not(.btn-nav)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: var(--transition);
}
.nav-links a:not(.btn-nav):hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
  border-radius: 2px;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
}
.shape-1 { width: 600px; height: 600px; background: var(--blue); top: -200px; right: -100px; }
.shape-2 { width: 400px; height: 400px; background: var(--orange); bottom: -100px; left: -100px; }
.shape-3 { width: 300px; height: 300px; background: var(--green); top: 40%; left: 30%; opacity: 0.08; }

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  z-index: 2;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--green);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero-title span { display: block; }

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-sub em {
  color: var(--orange);
  font-style: normal;
  font-weight: 600;
}

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

.hero-stats {
  display: flex;
  gap: 48px;
}

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.hero-image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-product-img {
  width: 100%;
  max-width: 450px;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.float-anim {
  animation: floatSlow 6s ease-in-out infinite;
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.scroll-dot { animation: scrollBounce 2s ease-in-out infinite; }

@keyframes scrollBounce {
  0%, 100% { cy: 10; }
  50% { cy: 20; }
}

/* --- Compatibility Banner --- */
.section-compat {
  padding: 32px 0;
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.compat-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.compat-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.compat-list {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.compat-list span {
  padding: 6px 16px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}

.compat-list span:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* --- Sections Shared --- */
.section {
  padding: 120px 0;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.7;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-sub {
  margin: 0 auto;
}

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

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

.about-text p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 1.02rem;
}
.about-text strong { color: var(--text); }

.about-quote {
  margin-top: 32px;
  padding: 24px 28px;
  background: var(--surface);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.about-quote blockquote {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--orange);
}

.about-quote cite {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  font-style: normal;
  color: var(--text-dim);
}

.about-visual {
  position: relative;
}

.about-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.about-illustration {
  width: 100%;
  display: block;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -10px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid rgba(16, 185, 129, 0.2);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

.about-badge span {
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--green);
}

/* --- Parts --- */
.section-parts { background: var(--bg); }

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

.part-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

.part-card:hover {
  border-color: rgba(37, 99, 235, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--glow-blue);
}

.part-visual {
  width: 120px;
  height: 120px;
  margin: 0 auto 16px;
  border-radius: var(--radius);
  overflow: hidden;
}

.part-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.part-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.part-points {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.part-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.parts-cta {
  text-align: center;
  margin-top: 48px;
}

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

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

.product-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

.product-card:hover {
  border-color: rgba(245, 158, 11, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--glow-orange);
}

.product-img {
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0d1117 0%, var(--surface) 100%);
  overflow: hidden;
}

.product-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-img-contain .product-photo {
  object-fit: contain;
  padding: 16px;
}

.product-info { padding: 24px; }

.product-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--orange);
  background: rgba(245, 158, 11, 0.1);
  padding: 4px 10px;
  border-radius: 20px;
}

.product-info h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin: 12px 0 8px;
}

.product-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.product-age {
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--bg);
  padding: 4px 10px;
  border-radius: 20px;
}

.products-more {
  text-align: center;
  margin-top: 48px;
  padding: 24px;
  background: var(--surface);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 0.95rem;
}
.products-more strong { color: var(--text); }

/* --- AeroForce --- */
.section-aeroforce { background: var(--bg); }

.aero-visual {
  position: relative;
}

.aero-hero-img {
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.aero-pack-img {
  position: absolute;
  bottom: -30px;
  right: -20px;
  width: 180px;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  border: 2px solid var(--surface);
}

.aero-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.aero-models {
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.aero-models li {
  padding: 10px 16px;
  background: var(--surface);
  border-radius: var(--radius);
  font-size: 0.92rem;
  color: var(--text-muted);
  border-left: 3px solid var(--blue);
}

.aero-models strong {
  color: var(--text);
}

.aero-tip {
  margin-top: 24px;
  padding: 20px 24px;
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius);
}

.aero-tip h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 8px;
}

.aero-tip p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* --- UberARC --- */
.section-uberarc { background: var(--bg-alt); }

.arc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.arc-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

.arc-card:hover {
  border-color: rgba(245, 158, 11, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--glow-orange);
}

.arc-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.arc-info {
  padding: 20px 24px;
}

.arc-info h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.arc-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Reviews */
.reviews-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.review-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(245, 158, 11, 0.15);
}

.review-stars {
  color: var(--orange);
  font-size: 1.1rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.review-card h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.review-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.review-card cite {
  font-size: 0.82rem;
  font-style: normal;
  color: var(--text-dim);
}

/* --- Why Section --- */
.section-why { background: var(--bg); }

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

.why-card {
  padding: 32px 28px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}
.why-card:hover {
  border-color: rgba(6, 182, 212, 0.2);
  transform: translateY(-4px);
}

.why-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
}
.why-icon svg { width: 100%; height: 100%; }

.why-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Recycle Banner --- */
.section-recycle { background: var(--bg); }

.recycle-banner {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(16, 185, 129, 0.06) 100%);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: var(--radius-xl);
  padding: 56px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
}

.recycle-text h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.recycle-text p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.recycle-visual {
  display: flex;
  justify-content: center;
}

.recycle-img {
  max-width: 300px;
  border-radius: var(--radius-lg);
}

/* --- Awards --- */
.section-awards { background: var(--bg-alt); }

.awards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.award-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 28px 16px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}
.award-badge:hover {
  border-color: rgba(245, 158, 11, 0.2);
  transform: translateY(-4px);
}

.award-icon { margin-bottom: 16px; }
.award-icon svg { width: 60px; height: 60px; }

.award-badge span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.4;
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 240px;
  gap: 16px;
}

.gallery-lg { grid-column: span 2; }

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.gallery-item:hover { transform: scale(1.02); }

.gallery-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  opacity: 0;
  transition: var(--transition);
}

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

.gallery-overlay span {
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
}

/* --- Instructions --- */
.section-instructions { background: var(--bg-alt); }

.instructions-banner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: center;
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 56px;
  border: 1px solid rgba(255,255,255,0.04);
}

.instructions-text p {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 1.02rem;
}

.instructions-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.instructions-img {
  max-width: 280px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

/* --- Contact / Footer --- */
.section-contact {
  background: var(--bg-alt);
  padding-bottom: 40px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-logo-img {
  height: 50px;
  width: auto;
  margin-bottom: 16px;
}

.contact-tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  color: var(--orange);
  font-weight: 500;
  margin-bottom: 4px;
}

.contact-location {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.contact-brands {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.contact-brands span {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  background: var(--surface);
  padding: 4px 10px;
  border-radius: 4px;
}

.contact-links h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  color: var(--text);
}

.contact-links ul { display: flex; flex-direction: column; gap: 12px; }
.contact-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.contact-links a:hover { color: var(--orange); }

.contact-cta h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.contact-cta p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.social-links {
  margin-top: 16px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface);
  color: var(--text-muted);
  transition: var(--transition);
}

.social-link:hover {
  background: var(--blue);
  color: #fff;
}

.eco-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding: 12px 16px;
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: var(--radius);
}
.eco-badge span {
  font-size: 0.75rem;
  color: var(--green);
  line-height: 1.4;
}

.footer-bottom {
  padding: 24px 0 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-layout { grid-template-columns: 1fr; }
  .hero-image { display: none; }
  .parts-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .arc-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .recycle-banner { grid-template-columns: 1fr; padding: 40px; }
  .instructions-banner { grid-template-columns: 1fr; padding: 40px; }
  .reviews-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-alt);
    flex-direction: column;
    padding: 80px 32px;
    gap: 24px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 1px solid rgba(255,255,255,0.05);
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1rem; color: var(--text); }

  .hero { padding: 100px 24px 60px; }
  .hero-stats { gap: 32px; }

  .section { padding: 80px 0; }
  .parts-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .products-grid { grid-template-columns: 1fr; }
  .arc-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .awards-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 180px; }
  .gallery-lg { grid-column: span 2; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .recycle-banner { padding: 32px 24px; }
  .scroll-hint { display: none; }
  .aero-pack-img { width: 120px; bottom: -15px; right: -10px; }
}

@media (max-width: 480px) {
  .parts-grid { grid-template-columns: 1fr; }
  .awards-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-lg { grid-column: span 1; }
  .hero-title { font-size: 2.6rem; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .compat-list span { font-size: 0.72rem; padding: 4px 10px; }
}