/* ============================================
   EcoQuestFreshAir.com — Jony Ive Inspired Design
   Clean Air, Minimal, Animated, Premium
   ============================================ */

:root {
  --color-bg: #fafafa;
  --color-bg-dark: #0a1a14;
  --color-text: #1d1d1f;
  --color-text-light: #86868b;
  --color-text-white: #f5f5f7;
  --color-accent: #0a8f6c;
  --color-accent-light: #10b981;
  --color-accent-dark: #065f46;
  --color-surface: #ffffff;
  --color-surface-glass: rgba(255,255,255,0.72);
  --color-border: rgba(0,0,0,0.06);
  --color-gradient-start: #0a1a14;
  --color-gradient-mid: #0d3025;
  --color-gradient-end: #0a2018;
  --color-success: #30d158;
  --color-warning: #ff9f0a;
  --color-cta: #0a8f6c;
  --color-cta-hover: #078a65;
  --font-primary: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 40px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
  --shadow-xl: 0 30px 80px rgba(0,0,0,0.18);
  --shadow-glow: 0 0 40px rgba(10,143,108,0.3);
  --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-smooth: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-slow: 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

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

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

a {
  text-decoration: none;
  color: var(--color-accent);
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-accent-light); }

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light), #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.8s cubic-bezier(0.25,0.46,0.45,0.94);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

.fade-in-left {
  opacity: 0; transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.8s cubic-bezier(0.25,0.46,0.45,0.94);
}
.fade-in-left.visible { opacity: 1; transform: translateX(0); }

.fade-in-right {
  opacity: 0; transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.8s cubic-bezier(0.25,0.46,0.45,0.94);
}
.fade-in-right.visible { opacity: 1; transform: translateX(0); }

.scale-in {
  opacity: 0; transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.8s cubic-bezier(0.34,1.56,0.64,1);
}
.scale-in.visible { opacity: 1; transform: scale(1); }

.blur-in {
  opacity: 0; filter: blur(20px); transform: translateY(20px);
  transition: opacity 1s ease, filter 1s ease, transform 1s ease;
}
.blur-in.visible { opacity: 1; filter: blur(0); transform: translateY(0); }

.stagger-children > * {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.45s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.55s; opacity: 1; transform: translateY(0); }

/* --- Keyframes --- */
@keyframes float { 0%,100%{transform:translateY(0) rotate(0deg)} 25%{transform:translateY(-12px) rotate(1deg)} 75%{transform:translateY(8px) rotate(-1deg)} }
@keyframes float-slow { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-20px)} }
@keyframes pulse-glow { 0%,100%{box-shadow:0 0 20px rgba(10,143,108,0.2)} 50%{box-shadow:0 0 40px rgba(10,143,108,0.5)} }
@keyframes shimmer { 0%{background-position:-200% 0} 100%{background-position:200% 0} }
@keyframes rotate-slow { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
@keyframes count-up { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
@keyframes breathe { 0%,100%{transform:scale(1);opacity:0.6} 50%{transform:scale(1.05);opacity:1} }
@keyframes particle-float {
  0%{transform:translateY(0) translateX(0);opacity:0}
  10%{opacity:1}
  90%{opacity:1}
  100%{transform:translateY(-100vh) translateX(50px);opacity:0}
}
@keyframes ticker-scroll { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }
@keyframes pageEnter { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }

.floating { animation: float 6s ease-in-out infinite; }
.floating-slow { animation: float-slow 8s ease-in-out infinite; }
.pulse-glow { animation: pulse-glow 3s ease-in-out infinite; }
.breathe { animation: breathe 4s ease-in-out infinite; }

/* --- Navigation --- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 40px; height: 64px;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--color-surface-glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-smooth);
}
.nav.scrolled { background: rgba(255,255,255,0.92); box-shadow: var(--shadow-sm); }

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.1rem; font-weight: 700; color: var(--color-text);
}
.nav-logo img { width: 32px; height: 32px; border-radius: 8px; }
.nav-logo span.brand-eco { color: var(--color-accent); }

.nav-links {
  display: flex; align-items: center; gap: 28px; list-style: none;
}
.nav-links a {
  font-size: 0.875rem; font-weight: 500; color: var(--color-text);
  transition: color var(--transition-fast); position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--color-accent);
  transition: width var(--transition-smooth); border-radius: 1px;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a:hover { color: var(--color-accent); }

.nav-cta {
  background: var(--color-accent) !important; color: white !important;
  padding: 8px 20px; border-radius: 980px;
  font-size: 0.875rem; font-weight: 500;
  transition: all var(--transition-fast) !important;
}
.nav-cta:hover { background: var(--color-cta-hover) !important; transform: scale(1.05); }
.nav-cta::after { display: none !important; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 8px;
}
.nav-toggle span {
  width: 22px; height: 2px; background: var(--color-text);
  border-radius: 2px; transition: all var(--transition-fast);
}

/* --- Hero --- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 120px 40px 80px; overflow: hidden;
  background: linear-gradient(180deg, var(--color-gradient-start) 0%, var(--color-gradient-mid) 50%, var(--color-gradient-end) 100%);
}

.hero-bg-orbs { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.4; }
.hero-orb-1 { width: 500px; height: 500px; background: var(--color-accent); top: -10%; right: -5%; animation: float-slow 12s ease-in-out infinite; }
.hero-orb-2 { width: 400px; height: 400px; background: #34d399; bottom: -10%; left: -5%; animation: float-slow 10s ease-in-out infinite reverse; }
.hero-orb-3 { width: 300px; height: 300px; background: #6ee7b7; top: 30%; left: 40%; animation: float-slow 14s ease-in-out infinite; }

/* Air particles */
.air-particles { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.air-particle {
  position: absolute; width: 4px; height: 4px; border-radius: 50%;
  background: rgba(255,255,255,0.3); animation: particle-float linear infinite;
}

.hero-content { position: relative; z-index: 2; text-align: center; max-width: 900px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15); border-radius: 980px;
  font-size: 0.85rem; color: var(--color-text-white);
  margin-bottom: 32px; backdrop-filter: blur(10px);
  animation: count-up 0.8s ease forwards;
}
.hero-badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-success); animation: pulse-glow 2s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 5rem); color: var(--color-text-white);
  margin-bottom: 24px; font-weight: 700; letter-spacing: -0.03em; line-height: 1.05;
}
.hero p {
  font-size: clamp(1rem, 2vw, 1.35rem); color: rgba(245,245,247,0.7);
  max-width: 640px; margin: 0 auto 48px; line-height: 1.6;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-image { position: relative; z-index: 2; margin-top: 60px; }
.hero-image img {
  max-width: 600px; width: 100%; margin: 0 auto;
  animation: float 6s ease-in-out infinite;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.4));
}

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 16px 32px; border-radius: 980px;
  font-size: 1rem; font-weight: 600; font-family: var(--font-primary);
  cursor: pointer; border: none; transition: all var(--transition-fast);
  position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0; transition: opacity var(--transition-fast);
}
.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--color-accent); color: white;
  box-shadow: 0 4px 20px rgba(10,143,108,0.4);
}
.btn-primary:hover {
  background: var(--color-cta-hover); transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(10,143,108,0.5); color: white;
}

.btn-secondary {
  background: rgba(255,255,255,0.1); color: white;
  border: 1px solid rgba(255,255,255,0.2); backdrop-filter: blur(10px);
}
.btn-secondary:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); color: white; }

.btn-outline {
  background: transparent; color: var(--color-accent);
  border: 2px solid var(--color-accent);
}
.btn-outline:hover { background: var(--color-accent); color: white; transform: translateY(-2px); }

.btn-dark { background: var(--color-text); color: white; }
.btn-dark:hover { background: #333; transform: translateY(-2px); color: white; }

.btn-lg { padding: 20px 40px; font-size: 1.1rem; }
.btn-icon { font-size: 1.2em; }

/* Wanelo CTA special */
.btn-wanelo {
  background: linear-gradient(135deg, #e74c3c, #e67e22);
  color: white; box-shadow: 0 4px 20px rgba(231,76,60,0.4);
}
.btn-wanelo:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(231,76,60,0.5); color: white;
}

/* --- Sections --- */
.section { padding: 120px 40px; position: relative; }
.section-dark { background: var(--color-bg-dark); color: var(--color-text-white); }
.section-gradient { background: linear-gradient(180deg, var(--color-bg) 0%, #ecfdf5 100%); }
.section-light-green { background: linear-gradient(180deg, #ecfdf5 0%, var(--color-bg) 100%); }

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

.section-header { text-align: center; margin-bottom: 80px; }
.section-label {
  display: inline-block; font-size: 0.85rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--color-accent); margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.5rem); margin-bottom: 20px; letter-spacing: -0.03em;
}
.section-subtitle {
  font-size: 1.15rem; color: var(--color-text-light);
  max-width: 600px; margin: 0 auto; line-height: 1.6;
}
.section-dark .section-subtitle { color: rgba(245,245,247,0.6); }

/* --- Feature Cards --- */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }

.feature-card {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: 40px; border: 1px solid var(--color-border);
  transition: all var(--transition-smooth); position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition-smooth);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }

.feature-icon {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px; font-size: 1.5rem; color: white;
}
.feature-card h3 { font-size: 1.25rem; margin-bottom: 12px; font-weight: 600; }
.feature-card p { color: var(--color-text-light); font-size: 0.95rem; line-height: 1.6; }

.section-dark .feature-card { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.08); }
.section-dark .feature-card:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.12); }
.section-dark .feature-card p { color: rgba(245,245,247,0.6); }

/* --- Product Cards --- */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 32px; }

.product-card {
  background: var(--color-surface); border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--color-border);
  transition: all var(--transition-smooth); cursor: pointer;
}
.product-card:hover { transform: translateY(-12px); box-shadow: var(--shadow-xl); border-color: transparent; }

.product-card-image {
  position: relative; padding: 32px; background: #f5f5f7; overflow: hidden;
}
.product-card-image img {
  width: 100%; aspect-ratio: 1; object-fit: contain;
  transition: transform var(--transition-spring);
}
.product-card:hover .product-card-image img { transform: scale(1.08) rotate(-2deg); }

.product-card-badge {
  position: absolute; top: 16px; left: 16px;
  padding: 6px 14px; background: var(--color-accent); color: white;
  font-size: 0.75rem; font-weight: 600; border-radius: 980px;
  text-transform: uppercase; letter-spacing: 0.05em;
}

.product-card-body { padding: 24px; }
.product-card-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.product-card-desc { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: 16px; line-height: 1.5; }

.product-card-footer { display: flex; align-items: center; justify-content: space-between; }
.product-card-price { font-size: 1.25rem; font-weight: 700; color: var(--color-text); }
.product-card-price .original { font-size: 0.85rem; color: var(--color-text-light); text-decoration: line-through; margin-left: 8px; font-weight: 400; }

.product-card-btn {
  padding: 10px 20px; background: var(--color-accent); color: white;
  border-radius: 980px; font-size: 0.85rem; font-weight: 600;
  border: none; cursor: pointer; transition: all var(--transition-fast);
}
.product-card-btn:hover { background: var(--color-cta-hover); transform: scale(1.05); color: white; }

/* --- Specs Table --- */
.specs-table { width: 100%; border-collapse: collapse; border-radius: var(--radius-md); overflow: hidden; }
.specs-table tr { border-bottom: 1px solid var(--color-border); transition: background var(--transition-fast); }
.specs-table tr:hover { background: rgba(10,143,108,0.03); }
.specs-table td { padding: 18px 24px; font-size: 0.95rem; }
.specs-table td:first-child { font-weight: 600; color: var(--color-text); width: 40%; }
.specs-table td:last-child { color: var(--color-text-light); }

/* --- Reviews --- */
.reviews-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }

.review-card {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: 32px; border: 1px solid var(--color-border);
  transition: all var(--transition-smooth);
}
.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.review-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.review-star { color: #fbbf24; font-size: 1.1rem; }

.review-text { font-size: 0.95rem; line-height: 1.7; color: var(--color-text); margin-bottom: 20px; font-style: italic; }

.review-author { display: flex; align-items: center; gap: 12px; }
.review-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 1rem;
}
.review-author-info h4 { font-size: 0.9rem; font-weight: 600; }
.review-author-info span { font-size: 0.8rem; color: var(--color-text-light); }

/* --- FAQ --- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); overflow: hidden; }
.faq-question {
  width: 100%; background: none; border: none; padding: 24px 0;
  font-size: 1.05rem; font-weight: 600; color: var(--color-text);
  text-align: left; cursor: pointer; display: flex;
  justify-content: space-between; align-items: center;
  font-family: var(--font-primary); transition: color var(--transition-fast);
}
.faq-question:hover { color: var(--color-accent); }
.faq-icon { font-size: 1.5rem; transition: transform var(--transition-smooth); color: var(--color-accent); flex-shrink: 0; margin-left: 16px; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-smooth), padding var(--transition-smooth); }
.faq-item.active .faq-answer { max-height: 500px; padding-bottom: 24px; }
.faq-answer p { color: var(--color-text-light); font-size: 0.95rem; line-height: 1.7; }

/* --- CTA Section --- */
.cta-section {
  text-align: center; padding: 120px 40px;
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-mid), var(--color-gradient-end));
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; width: 600px; height: 600px;
  border-radius: 50%; background: var(--color-accent);
  filter: blur(120px); opacity: 0.2; top: -200px; right: -200px;
}
.cta-section h2 { font-size: clamp(2rem, 4vw, 3.5rem); color: var(--color-text-white); margin-bottom: 20px; }
.cta-section p { font-size: 1.15rem; color: rgba(245,245,247,0.7); margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto; }

.cta-price { display: flex; align-items: center; justify-content: center; gap: 16px; margin-bottom: 32px; }
.cta-price .price-current { font-size: 3rem; font-weight: 700; color: white; }
.cta-price .price-original { font-size: 1.5rem; color: rgba(255,255,255,0.4); text-decoration: line-through; }
.cta-price .price-save { background: var(--color-success); color: white; padding: 6px 16px; border-radius: 980px; font-size: 0.85rem; font-weight: 600; }

/* --- Footer --- */
.footer { background: #0a0a0f; color: rgba(245,245,247,0.6); padding: 80px 40px 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; max-width: 1200px; margin: 0 auto 60px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; margin-top: 16px; }
.footer h4 { color: var(--color-text-white); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 20px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: rgba(245,245,247,0.5); font-size: 0.9rem; transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--color-text-white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 32px; text-align: center; font-size: 0.85rem; max-width: 1200px; margin: 0 auto; }

/* --- Ticker --- */
.ticker { overflow: hidden; padding: 16px 0; background: var(--color-accent); }
.ticker-track { display: flex; gap: 48px; animation: ticker-scroll 30s linear infinite; width: max-content; }
.ticker-item { font-size: 0.9rem; font-weight: 600; color: white; white-space: nowrap; display: flex; align-items: center; gap: 12px; }

/* --- Glass Card --- */
.glass-card {
  background: var(--color-surface-glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
}

/* --- Stats --- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; text-align: center; }
.stat-item h3 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 700; margin-bottom: 8px; }
.stat-item p { font-size: 0.95rem; color: var(--color-text-light); }
.section-dark .stat-item p { color: rgba(245,245,247,0.5); }

/* --- Comparison Table --- */
.comparison-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  border-radius: var(--radius-md); overflow: hidden;
  background: var(--color-surface); box-shadow: var(--shadow-md);
}
.comparison-table th { background: var(--color-accent); color: white; padding: 18px 24px; font-weight: 600; font-size: 0.9rem; text-align: left; }
.comparison-table td { padding: 16px 24px; font-size: 0.9rem; border-bottom: 1px solid var(--color-border); }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: rgba(10,143,108,0.03); }

/* --- Technology badges --- */
.tech-badges { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.tech-badge {
  padding: 8px 18px; background: rgba(10,143,108,0.08);
  color: var(--color-accent); border-radius: 980px;
  font-size: 0.85rem; font-weight: 600;
  border: 1px solid rgba(10,143,108,0.15);
  transition: all var(--transition-fast);
}
.tech-badge:hover { background: var(--color-accent); color: white; transform: translateY(-2px); }

/* --- Product Detail --- */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.product-gallery { position: sticky; top: 100px; }
.product-gallery-main { border-radius: var(--radius-lg); overflow: hidden; background: #f5f5f7; padding: 40px; margin-bottom: 16px; }
.product-gallery-main img { width: 100%; transition: transform var(--transition-smooth); }
.product-gallery-thumbs { display: flex; gap: 12px; }
.product-gallery-thumb {
  width: 80px; height: 80px; border-radius: var(--radius-sm);
  overflow: hidden; background: #f5f5f7; padding: 8px;
  cursor: pointer; border: 2px solid transparent;
  transition: all var(--transition-fast);
}
.product-gallery-thumb:hover, .product-gallery-thumb.active { border-color: var(--color-accent); }
.product-gallery-thumb img { width: 100%; height: 100%; object-fit: contain; }

.product-info h1 { font-size: 2.5rem; margin-bottom: 16px; }
.product-rating { display: flex; align-items: center; gap: 8px; margin-bottom: 20px; }
.product-rating-stars { color: #fbbf24; font-size: 1.1rem; }
.product-rating-count { font-size: 0.9rem; color: var(--color-text-light); }
.product-price-block { margin-bottom: 24px; }
.product-price-current { font-size: 2.5rem; font-weight: 700; }
.product-price-original { font-size: 1.2rem; color: var(--color-text-light); text-decoration: line-through; margin-left: 12px; }
.product-price-save { display: inline-block; background: rgba(48,209,88,0.1); color: var(--color-success); padding: 4px 12px; border-radius: 980px; font-size: 0.85rem; font-weight: 600; margin-left: 12px; }

/* --- Breadcrumb --- */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--color-text-light); padding: 16px 0; }
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb-sep { color: var(--color-text-light); opacity: 0.5; }

/* --- Scroll Progress --- */
.scroll-progress {
  position: fixed; top: 64px; left: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  z-index: 999; transition: width 0.1s linear;
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--color-accent); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; cursor: pointer; border: none;
  opacity: 0; transform: translateY(20px);
  transition: all var(--transition-smooth); z-index: 100;
  box-shadow: var(--shadow-md);
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px) scale(1.1); box-shadow: var(--shadow-glow); }

/* --- Notification Bar --- */
.notification-bar {
  background: var(--color-accent); color: white; text-align: center;
  padding: 10px 20px; font-size: 0.85rem; font-weight: 500;
  position: relative; z-index: 1001;
}
.notification-bar a { color: white; text-decoration: underline; font-weight: 700; }

/* --- Cursor glow --- */
.cursor-glow {
  position: fixed; width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(10,143,108,0.08) 0%, transparent 70%);
  pointer-events: none; z-index: 0; transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
}

/* --- Page transition --- */
.page-enter { animation: pageEnter 0.6s ease forwards; }

/* --- Parallax --- */
.parallax-img { transition: transform 0.1s linear; will-change: transform; }

/* --- Shimmer --- */
.shimmer { background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.4) 50%, transparent 100%); background-size: 200% 100%; animation: shimmer 2s infinite; }

/* --- Gallery --- */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.gallery-item { border-radius: var(--radius-md); overflow: hidden; cursor: pointer; position: relative; }
.gallery-item img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform var(--transition-smooth); }
.gallery-item:hover img { transform: scale(1.08); }

/* --- Use Case Cards --- */
.usecase-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.usecase-card {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: 32px; border: 1px solid var(--color-border);
  transition: all var(--transition-smooth); text-align: center;
}
.usecase-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.usecase-icon { font-size: 2.5rem; margin-bottom: 16px; }
.usecase-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.usecase-card p { font-size: 0.9rem; color: var(--color-text-light); line-height: 1.6; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .nav-links {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: var(--color-surface-glass); backdrop-filter: saturate(180%) blur(20px);
    flex-direction: column; padding: 24px; gap: 16px;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .section { padding: 80px 20px; }
  .hero { padding: 100px 20px 60px; }
  .hero h1 { font-size: 2.2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .product-detail { grid-template-columns: 1fr; gap: 32px; }
  .product-gallery { position: static; }
  .product-info h1 { font-size: 1.8rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-price .price-current { font-size: 2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-buttons { flex-direction: column; align-items: center; }
  .comparison-table { font-size: 0.8rem; }
  .comparison-table th, .comparison-table td { padding: 12px 16px; }
}

@media (max-width: 480px) {
  html { font-size: 14px; }
  .hero h1 { font-size: 1.8rem; }
  .btn-lg { padding: 16px 28px; font-size: 1rem; }
}