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

:root {
  --dark: #1d1d1f;
  --light: #f5f5f7;
  --green: #8CB82B;
  --blue: #2E9AD6;
  --secondary: #86868b;
  --white: #fff;
  --transition: cubic-bezier(0.16, 1, 0.3, 1);
  --header-h: 52px;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: 'Noto Sans SC', -apple-system, sans-serif; color: var(--dark); background: var(--light); line-height: 1.6; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Header */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(255,255,255,0.92); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); height: var(--header-h); display: flex; align-items: center; transition: box-shadow 0.3s; }
.site-header.scrolled { box-shadow: 0 0.5px 0 rgba(0,0,0,0.1); }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; display: flex; align-items: center; justify-content: space-between; }
.header-logo { display: flex; align-items: center; gap: 10px; -webkit-tap-highlight-color: transparent; }
.header-logo img { height: 32px; width: auto; }
.header-logo span { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; }
.header-nav { display: flex; gap: 28px; list-style: none; }
.header-nav a { font-size: 13px; opacity: 0.8; transition: opacity 0.2s; }
.header-nav a:hover { opacity: 1; }
.mobile-menu-btn { display: none; width: 44px; height: 44px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; -webkit-tap-highlight-color: transparent; }
.mobile-menu-btn span { display: block; width: 22px; height: 2px; background: var(--dark); border-radius: 1px; transition: 0.3s var(--transition); }

/* Opening */
.opening { height: 60vh; display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--light); position: relative; overflow: hidden; }
.particles { position: absolute; inset: 0; opacity: 0.3; pointer-events: none; }
.particle { position: absolute; width: 4px; height: 4px; border-radius: 50%; background: var(--green); }
.particle:nth-child(odd) { background: var(--blue); }
.particle:nth-child(1) { top: 15%; left: 20%; animation: float-p 8s ease-in-out infinite; }
.particle:nth-child(2) { top: 30%; left: 70%; animation: float-p 10s ease-in-out infinite 1s; }
.particle:nth-child(3) { top: 60%; left: 40%; animation: float-p 7s ease-in-out infinite 2s; }
.particle:nth-child(4) { top: 75%; left: 80%; animation: float-p 9s ease-in-out infinite 0.5s; }
.particle:nth-child(5) { top: 45%; left: 15%; animation: float-p 11s ease-in-out infinite 3s; }
.particle:nth-child(6) { top: 20%; left: 55%; animation: float-p 8s ease-in-out infinite 1.5s; }
@keyframes float-p { 0%,100%{transform:translate(0,0) scale(1);opacity:.4} 50%{transform:translate(-10px,20px) scale(.8);opacity:.3} }
.opening-text { position: relative; z-index: 1; text-align: center; font-size: clamp(36px,7vw,88px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.2; }
.opening-text .word { display: inline-block; opacity: 0; transform: translateY(40px); transition: opacity .6s var(--transition), transform .6s var(--transition); }
.opening-text .word.visible { opacity: 1; transform: translateY(0); }
.scroll-chevron { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; color: var(--secondary); opacity: 0; animation: fade-in .8s ease 1.2s forwards, bounce-c 2s ease-in-out 2s infinite; -webkit-tap-highlight-color: transparent; border-radius: 50%; }
.scroll-chevron:hover { background: rgba(0,0,0,.04); }
@keyframes fade-in { to { opacity: 1; } }
@keyframes bounce-c { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(8px)} }

/* Hero */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; background: var(--dark); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: url('https://images.pexels.com/photos/2539462/pexels-photo-2539462.jpeg?w=1920&h=1080&fit=crop') center/cover no-repeat; opacity: 0.35; pointer-events: none; }
.hero-content { position: relative; z-index: 1; text-align: center; padding: 24px; max-width: 960px; }
.hero-title { font-size: clamp(42px,8vw,100px); font-weight: 700; color: var(--white); line-height: 1.1; letter-spacing: -0.04em; margin-bottom: 24px; opacity: 0; transform: translateY(30px); transition: opacity 1s var(--transition), transform 1s var(--transition); }
.hero-title.visible { opacity: 1; transform: translateY(0); }
.hero-subtitle { font-size: clamp(16px,2vw,22px); color: var(--white); opacity: 0; margin-bottom: 48px; transition: opacity 1s ease .3s; }
.hero-subtitle.visible { opacity: .8; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; opacity: 0; transform: translateY(20px); transition: opacity .8s ease .5s, transform .8s var(--transition) .5s; }
.hero-buttons.visible { opacity: 1; transform: translateY(0); }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 16px 32px; border-radius: 980px; font-size: 17px; font-weight: 500; transition: all .3s var(--transition); -webkit-tap-highlight-color: transparent; min-height: 48px; }
.btn-primary { background: var(--green); color: var(--white); }
.btn-primary:hover { background: #7aa525; transform: scale(1.02); }
.btn-primary:active { transform: scale(.98); }
.btn-secondary { background: rgba(255,255,255,.15); color: var(--white); border: 1px solid rgba(255,255,255,.3); }
.btn-secondary:hover { background: rgba(255,255,255,.25); }

/* === Process === */
.process { padding: 100px 0 80px; background: var(--white); }
.process-header { padding: 0 24px; max-width: 1200px; margin: 0 auto 40px; }

/* Desktop: 3-column grid */
.process-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.process-card {
  background: var(--light);
  border-radius: 20px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
}

.scroll-hint { display: none; }

/* Process card icons - CSS animated */
.process-card-icon { width: 56px; height: 56px; border-radius: 16px; margin-bottom: 20px; position: relative; overflow: hidden; }
.process-card-icon.water-drop { background: rgba(46,154,214,0.1); }
.process-card-icon.water-drop::after { content: ''; position: absolute; width: 20px; height: 28px; top: 50%; left: 50%; transform: translate(-50%,-50%); background: var(--blue); border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%; opacity: .6; animation: drop-pulse 2s ease-in-out infinite; }
@keyframes drop-pulse { 0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.6} 50%{transform:translate(-50%,-50%) scale(1.15);opacity:.8} }
.process-card-icon.compress { background: rgba(140,184,43,0.1); }
.process-card-icon.compress::before, .process-card-icon.compress::after { content: ''; position: absolute; left: 50%; transform: translateX(-50%); width: 24px; height: 3px; background: var(--green); border-radius: 2px; opacity: .6; }
.process-card-icon.compress::before { top: 16px; animation: comp-t 2s ease-in-out infinite; }
.process-card-icon.compress::after { bottom: 16px; animation: comp-b 2s ease-in-out infinite; }
@keyframes comp-t { 0%,100%{top:16px} 50%{top:22px} }
@keyframes comp-b { 0%,100%{bottom:16px} 50%{bottom:22px} }
.process-card-icon.flame { background: rgba(232,93,38,0.1); }
.process-card-icon.flame::after { content: ''; position: absolute; width: 18px; height: 26px; top: 50%; left: 50%; transform: translate(-50%,-50%); background: linear-gradient(to top,#e85d26,#f4a236); border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%; opacity: .6; animation: flicker 1.5s ease-in-out infinite; }
@keyframes flicker { 0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.6} 50%{transform:translate(-50%,-50%) scale(1.05) rotate(-2deg);opacity:.7} }

.stage-label { font-size: 13px; font-weight: 600; color: var(--green); letter-spacing: .05em; text-transform: uppercase; margin-bottom: 12px; }
.stage-title { font-size: clamp(24px,3vw,32px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; line-height: 1.2; }
.stage-desc { font-size: 15px; color: var(--secondary); line-height: 1.7; }
.stage-metric { display: inline-block; margin-top: 16px; padding: 8px 20px; background: rgba(140,184,43,0.08); border-radius: 980px; font-size: 14px; font-weight: 600; color: var(--green); }

.section-label { font-size: 13px; font-weight: 600; color: var(--green); letter-spacing: .05em; text-transform: uppercase; margin-bottom: 8px; }

/* Data */
.data-section { padding: 120px 24px; background: var(--light); text-align: center; }
.data-inner { max-width: 1000px; margin: 0 auto; }
.data-label { font-size: 13px; font-weight: 600; color: var(--green); letter-spacing: .05em; text-transform: uppercase; margin-bottom: 60px; }
.data-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 40px; margin-bottom: 60px; }
.data-item { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.data-item.visible { opacity: 1; transform: translateY(0); }
.data-number { font-size: clamp(48px,7vw,88px); font-weight: 700; letter-spacing: -0.04em; line-height: 1; font-variant-numeric: tabular-nums; margin-bottom: 8px; }
.data-number .suffix { font-size: .45em; font-weight: 500; color: var(--green); }
.data-desc { font-size: 15px; color: var(--secondary); }
.data-secondary { display: flex; justify-content: center; gap: 60px; padding-top: 40px; border-top: 1px solid rgba(0,0,0,0.06); }
.data-secondary .data-number { font-size: clamp(28px,4vw,44px); }

/* Cases - always dark */
.cases { padding: 120px 24px; background: #0a0a0a; color: var(--white); }
.cases-quote-wrap { position: relative; margin-bottom: 80px; border-radius: 20px; overflow: hidden; height: 50vh; min-height: 320px; display: flex; align-items: center; justify-content: center; }
.cases-quote-bg { position: absolute; inset: 0; background: url('https://images.pexels.com/photos/1117452/pexels-photo-1117452.jpeg?w=1920&h=1080&fit=crop') center/cover; opacity: .35; pointer-events: none; }
.cases-quote { position: relative; z-index: 1; font-size: clamp(22px,3.5vw,40px); font-weight: 600; text-align: center; max-width: 700px; padding: 24px; letter-spacing: -0.02em; line-height: 1.4; }
.cases-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.case-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; overflow: hidden; opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s var(--transition), box-shadow .3s; }
.case-card.visible { opacity: 1; transform: translateY(0); }
.case-card:hover { transform: translateY(-4px); }
.case-card-img { height: 200px; background-size: cover; background-position: center; transition: transform .6s var(--transition); }
.case-card:hover .case-card-img { transform: scale(1.05); }
.case-card-body { padding: 24px; }
.case-card-title { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.case-card-desc { font-size: 14px; color: rgba(255,255,255,.5); line-height: 1.6; }

/* Products */
.products { padding: 120px 24px; background: var(--white); }
.products-inner { max-width: 1200px; margin: 0 auto; }
.section-title { font-size: clamp(32px,5vw,56px); font-weight: 700; letter-spacing: -0.03em; margin-bottom: 12px; line-height: 1.15; }
.section-subtitle { font-size: 19px; color: var(--secondary); margin-bottom: 60px; }
.products-grid { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; gap: 24px; }
.product-card { background: var(--light); border-radius: 20px; overflow: hidden; opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s var(--transition), box-shadow .3s; }
.product-card.visible { opacity: 1; transform: translateY(0); }
.product-card:hover { transform: scale(1.02); box-shadow: 0 12px 40px rgba(0,0,0,.08); }
.product-card.large { grid-row: 1/3; }
.product-card-img { height: 280px; background-size: cover; background-position: center; }
.product-card.large .product-card-img { height: 400px; }
.product-card-body { padding: 28px; }
.product-card-name { font-size: 22px; font-weight: 600; margin-bottom: 8px; }
.product-card-specs { font-size: 14px; color: var(--secondary); line-height: 1.7; margin-bottom: 16px; }
.product-card-link { font-size: 15px; font-weight: 500; color: var(--blue); display: inline-flex; align-items: center; gap: 6px; transition: gap .3s var(--transition); -webkit-tap-highlight-color: transparent; }
.product-card-link:hover { gap: 10px; }

/* CTA */
.cta { padding: 100px 24px; background: var(--light); text-align: center; }
.cta-inner { max-width: 1000px; margin: 0 auto; }
.cta .section-title { margin-bottom: 48px; }
.cta-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; text-align: left; }
.cta-card { padding: 32px; border-radius: 16px; border: 1px solid rgba(0,0,0,.06); background: var(--white); transition: transform .4s var(--transition), box-shadow .4s; }
.cta-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,.06); }
.cta-card-icon { width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.cta-card:nth-child(1) .cta-card-icon { background: rgba(140,184,43,.1); color: var(--green); }
.cta-card:nth-child(2) .cta-card-icon { background: rgba(46,154,214,.1); color: var(--blue); }
.cta-card:nth-child(3) .cta-card-icon { background: rgba(140,184,43,.1); color: var(--green); }
.cta-card-title { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.cta-card-desc { font-size: 14px; color: var(--secondary); line-height: 1.6; margin-bottom: 20px; }
.cta-card-link { font-size: 15px; color: var(--blue); font-weight: 500; -webkit-tap-highlight-color: transparent; }

/* Footer */
.footer { background: var(--dark); color: rgba(255,255,255,.7); padding: 60px 24px 40px; }
.footer-inner { max-width: 1200px; margin: 0 auto 40px; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; }
.footer-brand img { height: 36px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 14px; line-height: 1.8; max-width: 300px; }
.footer-col-title { font-size: 13px; font-weight: 600; color: var(--white); margin-bottom: 16px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; opacity: .6; transition: opacity .2s; }
.footer-links a:hover { opacity: 1; }
.footer-bottom { max-width: 1200px; margin: 0 auto; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; opacity: .4; }

/* Mobile bar */
.mobile-bar { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 999; background: rgba(255,255,255,.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); box-shadow: 0 -1px 0 rgba(0,0,0,.06); padding: 8px 0; padding-bottom: calc(8px + env(safe-area-inset-bottom)); }
.mobile-bar-inner { display: flex; justify-content: space-around; }
.mobile-bar a { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 11px; color: var(--dark); opacity: .7; padding: 6px 16px; min-width: 64px; -webkit-tap-highlight-color: transparent; transition: opacity .2s; }
.mobile-bar a:active { opacity: 1; }
.mobile-bar a svg { flex-shrink: 0; }

/* === Mobile === */
@media (max-width: 768px) {
  .header-nav { display: none; position: fixed; top: var(--header-h); left: 0; right: 0; background: rgba(255,255,255,.98); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); flex-direction: column; padding: 20px 24px 32px; gap: 0; box-shadow: 0 10px 40px rgba(0,0,0,.1); z-index: 999; }
  .header-nav.open { display: flex; }
  .header-nav li { border-bottom: 1px solid #f0f0f0; }
  .header-nav a { display: block; padding: 16px 0; font-size: 1.1rem; opacity: 1; }
  .mobile-menu-btn { display: flex; }
  .mobile-menu-btn.active span:first-child { transform: rotate(45deg) translate(3px, 4px); }
  .mobile-menu-btn.active span:last-child { transform: rotate(-45deg) translate(3px, -4px); }

  /* Process: vertical cards on mobile */
  .process { padding: 60px 0 40px; }
  .process-cards {
    display: flex !important;
    flex-direction: column !important;
    grid-template-columns: none !important;
    gap: 20px;
    padding: 0 20px;
    max-width: none;
  }
  .process-card { padding: 28px 24px; border-radius: 16px; }

  .data-grid { grid-template-columns: 1fr; gap: 48px; }
  .data-secondary { flex-direction: column; gap: 32px; align-items: center; }
  .cases-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .product-card.large { grid-row: auto; }
  .product-card.large .product-card-img { height: 280px; }
  .cta-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .mobile-bar { display: block; }
  .footer { padding-bottom: 80px; }
}

/* === Subpage Styles === */

/* Breadcrumb */
.breadcrumb-bar { padding: calc(var(--header-h) + 20px) 24px 12px; background: var(--light); }
.breadcrumb-inner { max-width: 1200px; margin: 0 auto; font-size: 13px; color: var(--secondary); }
.breadcrumb-inner a { color: var(--secondary); transition: color .2s; }
.breadcrumb-inner a:hover { color: var(--dark); }
.breadcrumb-sep { margin: 0 8px; }

/* Page Hero */
.page-hero { padding: 80px 24px 60px; text-align: center; background: var(--light); position: relative; overflow: hidden; }
.page-hero.dark { background: var(--dark); color: var(--white); min-height: 50vh; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.page-hero.dark .breadcrumb-bar { background: transparent; }
.page-hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .3; pointer-events: none; }
.page-hero-title { font-size: clamp(36px,6vw,72px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 16px; position: relative; z-index: 1; opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.page-hero-title.visible { opacity: 1; transform: translateY(0); }
.page-hero-sub { font-size: clamp(16px,2vw,20px); color: var(--secondary); max-width: 600px; margin: 0 auto; position: relative; z-index: 1; opacity: 0; transition: opacity .8s ease .2s; }
.page-hero-sub.visible { opacity: 1; }
.page-hero.dark .page-hero-sub { color: rgba(255,255,255,.7); }

/* Active nav */
.header-nav a.active { opacity: 1; color: var(--green); }

/* Text link */
.text-link { color: var(--blue); border-bottom: 1px solid transparent; transition: border-color .2s; }
.text-link:hover { border-color: var(--blue); }

/* Product detail sections */
.product-detail-section { padding: 100px 24px; background: var(--white); }
.product-detail-section.alt { background: var(--light); }
.product-detail-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.product-detail-inner.reverse { direction: rtl; }
.product-detail-inner.reverse > * { direction: ltr; }
.product-detail-img { height: 400px; border-radius: 20px; background-size: cover; background-position: center; opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.product-detail-img.visible { opacity: 1; transform: translateY(0); }
.product-detail-content { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition) .2s, transform .8s var(--transition) .2s; }
.product-detail-content.visible { opacity: 1; transform: translateY(0); }
.product-detail-content h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 16px; }
.product-detail-content h3 { font-size: 18px; font-weight: 600; margin: 24px 0 12px; }
.product-detail-desc { font-size: 16px; color: var(--secondary); line-height: 1.8; }
.product-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; }
.spec-item { padding: 16px; background: var(--light); border-radius: 12px; }
.product-detail-section.alt .spec-item { background: var(--white); }
.spec-label { font-size: 12px; color: var(--secondary); display: block; margin-bottom: 4px; }
.spec-value { font-size: 16px; font-weight: 600; }
.product-uses { list-style: none; padding: 0; }
.product-uses li { padding: 6px 0 6px 20px; position: relative; font-size: 15px; color: var(--secondary); }
.product-uses li::before { content: '✓'; position: absolute; left: 0; color: var(--green); font-weight: 600; }
.product-detail-content .btn { margin-top: 32px; }

/* Cross links */
.cross-links { padding: 80px 24px; background: var(--light); }
.cross-links-inner { max-width: 1200px; margin: 0 auto; }
.cross-links-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 40px; text-align: center; opacity: 0; transform: translateY(20px); transition: opacity .6s var(--transition), transform .6s var(--transition); }
.cross-links-inner h2.visible { opacity: 1; transform: translateY(0); }
.cross-links-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.cross-link-card { display: block; padding: 32px; background: var(--white); border-radius: 16px; border: 1px solid rgba(0,0,0,.06); transition: transform .4s var(--transition), box-shadow .4s; position: relative; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition), box-shadow .4s; }
.cross-link-card.visible { opacity: 1; transform: translateY(0); }
.cross-link-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,.06); }
.cross-link-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
.cross-link-card p { font-size: 14px; color: var(--secondary); line-height: 1.6; }
.cross-link-arrow { position: absolute; top: 32px; right: 32px; font-size: 20px; color: var(--blue); }

/* Case detail */
.case-detail { padding: 80px 24px; background: var(--white); }
.case-detail.alt { background: var(--light); }
.case-detail-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.case-detail-inner.reverse { direction: rtl; }
.case-detail-inner.reverse > * { direction: ltr; }
.case-detail-img { height: 350px; border-radius: 20px; background-size: cover; background-position: center; position: sticky; top: 80px; opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.case-detail-img.visible { opacity: 1; transform: translateY(0); }
.case-detail-content { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition) .2s, transform .8s var(--transition) .2s; }
.case-detail-content.visible { opacity: 1; transform: translateY(0); }
.case-detail-content h2 { font-size: clamp(24px,3.5vw,36px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.case-detail-content h3 { font-size: 17px; font-weight: 600; margin: 20px 0 8px; }
.case-detail-content p { font-size: 15px; color: var(--secondary); line-height: 1.8; }
.case-meta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 20px; font-size: 14px; color: var(--secondary); }
.case-results { list-style: none; padding: 0; }
.case-results li { padding: 6px 0 6px 20px; position: relative; font-size: 15px; color: var(--secondary); }
.case-results li::before { content: '✓'; position: absolute; left: 0; color: var(--green); font-weight: 600; }

/* Sludge service page */
.sludge-capacity { padding: 100px 24px; background: var(--white); text-align: center; }
.sludge-capacity-inner { max-width: 1000px; margin: 0 auto; }
.sludge-capacity-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.capacity-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.capacity-card { padding: 32px 16px; background: var(--light); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.capacity-card.visible { opacity: 1; transform: translateY(0); }
.capacity-number { font-size: clamp(36px,5vw,56px); font-weight: 700; letter-spacing: -0.03em; color: var(--dark); }
.capacity-number span { font-size: .5em; color: var(--green); font-weight: 500; }
.capacity-label { font-size: 14px; color: var(--secondary); margin-top: 8px; }

.sludge-flow { padding: 100px 24px; background: var(--light); }
.sludge-flow-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.sludge-flow-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.flow-steps { margin-top: 60px; text-align: left; }
.flow-step { padding: 32px; background: var(--white); border-radius: 16px; margin-bottom: 16px; display: flex; gap: 24px; align-items: flex-start; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.flow-step.visible { opacity: 1; transform: translateY(0); }
.flow-step-num { font-size: 32px; font-weight: 700; color: var(--green); flex-shrink: 0; width: 48px; }
.flow-step h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.flow-step p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

.sludge-targets { padding: 100px 24px; background: var(--white); }
.sludge-targets-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.sludge-targets-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.targets-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; text-align: left; }
.target-card { padding: 32px; background: var(--light); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.target-card.visible { opacity: 1; transform: translateY(0); }
.target-icon { font-size: 36px; margin-bottom: 16px; }
.target-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.target-card p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

.sludge-value { padding: 100px 24px; background: var(--light); }
.sludge-value-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.sludge-value-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.value-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; text-align: left; }
.value-item { padding: 32px; background: var(--white); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.value-item.visible { opacity: 1; transform: translateY(0); }
.value-item h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.value-item p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

/* About page */
.about-intro { padding: 100px 24px; background: var(--white); }
.about-intro-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.about-intro-content { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.about-intro-content.visible { opacity: 1; transform: translateY(0); }
.about-intro-content h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 20px; }
.about-intro-content p { font-size: 16px; color: var(--secondary); line-height: 1.8; margin-bottom: 16px; }
.about-intro-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; opacity: 0; transform: translateY(30px); transition: opacity .8s var(--transition) .2s, transform .8s var(--transition) .2s; }
.about-intro-stats.visible { opacity: 1; transform: translateY(0); }
.about-stat { padding: 24px; background: var(--light); border-radius: 16px; text-align: center; }
.about-stat-num { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.03em; }
.about-stat-num span { font-size: .5em; color: var(--green); font-weight: 500; }
.about-stat-label { font-size: 14px; color: var(--secondary); margin-top: 4px; }

.about-qualifications { padding: 100px 24px; background: var(--light); text-align: center; }
.about-qual-inner { max-width: 1200px; margin: 0 auto; }
.about-qual-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.qual-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; text-align: left; }
.qual-card { padding: 32px; background: var(--white); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.qual-card.visible { opacity: 1; transform: translateY(0); }
.qual-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.qual-card p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

.about-tech { padding: 100px 24px; background: var(--white); text-align: center; }
.about-tech-inner { max-width: 1200px; margin: 0 auto; }
.about-tech-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.tech-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; text-align: left; }
.tech-item { padding: 32px; background: var(--light); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.tech-item.visible { opacity: 1; transform: translateY(0); }
.tech-num { font-size: 28px; font-weight: 700; color: var(--green); margin-bottom: 12px; }
.tech-item h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.tech-item p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

.about-culture { padding: 100px 24px; background: var(--light); text-align: center; }
.about-culture-inner { max-width: 1000px; margin: 0 auto; }
.about-culture-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.culture-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; text-align: left; }
.culture-card { padding: 32px; background: var(--white); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.culture-card.visible { opacity: 1; transform: translateY(0); }
.culture-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; color: var(--green); }
.culture-card p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

/* Subpage mobile */
@media (max-width: 768px) {
  .product-detail-inner, .case-detail-inner, .about-intro-inner { grid-template-columns: 1fr; gap: 32px; }
  .product-detail-inner.reverse, .case-detail-inner.reverse { direction: ltr; }
  .product-detail-img, .case-detail-img { height: 250px; position: static; }
  .capacity-grid { grid-template-columns: 1fr 1fr; }
  .targets-grid, .value-grid, .qual-grid, .tech-grid { grid-template-columns: 1fr; }
  .culture-grid { grid-template-columns: 1fr; }
  .cross-links-grid { grid-template-columns: 1fr; }
  .flow-step { flex-direction: column; gap: 12px; }
  .about-intro-stats { grid-template-columns: 1fr 1fr; }
  .page-hero { padding: 60px 24px 40px; }
}

/* === New Page Styles === */

/* Consultation Form */
.consult-form-section { padding: 80px 24px; background: var(--white); }
.consult-form-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
.consult-form-left h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.consult-form-desc { font-size: 16px; color: var(--secondary); line-height: 1.8; margin-bottom: 32px; }
.consult-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 14px; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea { padding: 12px 16px; border: 1px solid rgba(0,0,0,.1); border-radius: 12px; font-size: 15px; font-family: inherit; background: var(--light); transition: border-color .2s, box-shadow .2s; outline: none; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(140,184,43,.15); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { cursor: pointer; -webkit-appearance: none; appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2386868b' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.form-success { text-align: center; padding: 60px 24px; }
.form-success-icon { width: 64px; height: 64px; border-radius: 50%; background: rgba(140,184,43,.1); color: var(--green); font-size: 28px; font-weight: 700; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.form-success h3 { font-size: 24px; font-weight: 700; margin-bottom: 12px; }
.form-success p { font-size: 16px; color: var(--secondary); line-height: 1.7; }
.form-success a { color: var(--blue); }

.contact-info-card, .contact-map-card { padding: 32px; background: var(--light); border-radius: 16px; margin-bottom: 20px; }
.contact-info-card h3, .contact-map-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 20px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; padding: 12px 0; border-bottom: 1px solid rgba(0,0,0,.06); }
.contact-info-item:last-child { border-bottom: none; }
.contact-info-item svg { flex-shrink: 0; margin-top: 2px; color: var(--green); }
.contact-info-label { font-size: 12px; color: var(--secondary); margin-bottom: 2px; }
.contact-info-item a { color: var(--blue); font-size: 15px; }
.contact-info-item span { font-size: 15px; }
.map-placeholder { text-align: center; padding: 40px 20px; background: rgba(140,184,43,.05); border-radius: 12px; border: 2px dashed rgba(140,184,43,.2); }
.map-placeholder p { font-size: 16px; font-weight: 500; margin: 12px 0 20px; }
.btn-sm { padding: 10px 20px; font-size: 14px; }

/* FAQ */
.faq-section { padding: 100px 24px; background: var(--light); text-align: center; }
.faq-inner { max-width: 800px; margin: 0 auto; }
.faq-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.faq-list { text-align: left; }
.faq-item { background: var(--white); border-radius: 12px; margin-bottom: 12px; overflow: hidden; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.faq-item.visible { opacity: 1; transform: translateY(0); }
.faq-question { width: 100%; text-align: left; padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--dark); display: flex; justify-content: space-between; align-items: center; cursor: pointer; transition: background .2s; }
.faq-question:hover { background: rgba(0,0,0,.02); }
.faq-question::after { content: '+'; font-size: 22px; font-weight: 300; color: var(--secondary); transition: transform .3s var(--transition); flex-shrink: 0; margin-left: 16px; }
.faq-item.open .faq-question::after { content: '−'; transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s var(--transition), padding .4s; }
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 24px 20px; font-size: 15px; color: var(--secondary); line-height: 1.8; }

/* Technology page */
.tech-principle { padding: 100px 24px; background: var(--white); text-align: center; }
.tech-principle-inner { max-width: 800px; margin: 0 auto; }
.tech-principle-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 24px; }
.tech-principle-desc { font-size: 17px; color: var(--secondary); line-height: 1.9; opacity: 0; transform: translateY(20px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.tech-principle-desc.visible { opacity: 1; transform: translateY(0); }

.tech-flow-section { padding: 100px 24px; background: var(--light); }
.tech-flow-inner { max-width: 700px; margin: 0 auto; text-align: center; }
.tech-flow-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.tech-flow-chart { text-align: left; }
.tech-flow-step { display: flex; gap: 20px; align-items: flex-start; padding: 28px; background: var(--white); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.tech-flow-step.visible { opacity: 1; transform: translateY(0); }
.tech-flow-num { font-size: 28px; font-weight: 700; color: var(--green); flex-shrink: 0; width: 44px; }
.tech-flow-content h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.tech-flow-content p { font-size: 15px; color: var(--secondary); line-height: 1.7; }
.tech-param { margin-top: 8px; font-size: 13px; font-weight: 500; color: var(--green); background: rgba(140,184,43,.08); padding: 6px 14px; border-radius: 980px; display: inline-block; }
.tech-flow-arrow { text-align: center; font-size: 24px; color: var(--secondary); padding: 8px 0; opacity: .4; }

.tech-params-section { padding: 100px 24px; background: var(--white); text-align: center; }
.tech-params-inner { max-width: 1200px; margin: 0 auto; }
.tech-params-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.tech-params-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; text-align: left; }
.tech-param-card { padding: 32px; background: var(--light); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.tech-param-card.visible { opacity: 1; transform: translateY(0); }
.tech-param-value { font-size: clamp(24px,3vw,36px); font-weight: 700; letter-spacing: -0.02em; color: var(--dark); margin-bottom: 4px; }
.tech-param-name { font-size: 14px; font-weight: 600; color: var(--green); margin-bottom: 8px; }
.tech-param-card p { font-size: 14px; color: var(--secondary); line-height: 1.6; }

.tech-patents { padding: 100px 24px; background: var(--light); text-align: center; }
.tech-patents-inner { max-width: 1200px; margin: 0 auto; }
.tech-patents-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 16px; }
.tech-patents-desc { font-size: 17px; color: var(--secondary); margin-bottom: 48px; max-width: 600px; margin-left: auto; margin-right: auto; opacity: 0; transform: translateY(20px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.tech-patents-desc.visible { opacity: 1; transform: translateY(0); }
.patents-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; text-align: left; }
.patent-card { padding: 32px; background: var(--white); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.patent-card.visible { opacity: 1; transform: translateY(0); }
.patent-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.patent-card p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

.tech-comparison { padding: 100px 24px; background: var(--white); text-align: center; }
.tech-comparison-inner { max-width: 1000px; margin: 0 auto; }
.tech-comparison-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.comparison-table-wrap { overflow-x: auto; border-radius: 16px; border: 1px solid rgba(0,0,0,.06); opacity: 0; transform: translateY(20px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.comparison-table-wrap.visible { opacity: 1; transform: translateY(0); }
.comparison-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 14px; }
.comparison-table th { padding: 16px 20px; background: var(--light); font-weight: 600; font-size: 15px; }
.comparison-table th.highlight { background: rgba(140,184,43,.1); color: var(--green); }
.comparison-table td { padding: 14px 20px; border-top: 1px solid rgba(0,0,0,.06); color: var(--secondary); }
.comparison-table td.highlight { background: rgba(140,184,43,.03); color: var(--dark); font-weight: 500; }

/* Sponge City */
.sponge-policy { padding: 100px 24px; background: var(--white); }
.sponge-policy-inner { max-width: 1200px; margin: 0 auto; }
.sponge-policy-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 32px; }
.sponge-policy-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items: center; }
.sponge-policy-content { opacity: 0; transform: translateY(20px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.sponge-policy-content.visible { opacity: 1; transform: translateY(0); }
.sponge-policy-content p { font-size: 16px; color: var(--secondary); line-height: 1.8; margin-bottom: 16px; }
.sponge-policy-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; opacity: 0; transform: translateY(20px); transition: opacity .8s var(--transition) .2s, transform .8s var(--transition) .2s; }
.sponge-policy-stats.visible { opacity: 1; transform: translateY(0); }

.sponge-scenarios { padding: 100px 24px; background: var(--white); text-align: center; }
.sponge-scenarios-inner { max-width: 1200px; margin: 0 auto; }
.sponge-scenarios-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.scenarios-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; text-align: left; }
.scenario-card { padding: 32px; background: var(--light); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.scenario-card.visible { opacity: 1; transform: translateY(0); }
.scenario-icon { font-size: 36px; margin-bottom: 16px; }
.scenario-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.scenario-card p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

.sponge-cases { padding: 100px 24px; background: var(--light); text-align: center; }
.sponge-cases-inner { max-width: 1200px; margin: 0 auto; }
.sponge-cases-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

.sponge-why { padding: 100px 24px; background: var(--light); text-align: center; }
.sponge-why-inner { max-width: 1200px; margin: 0 auto; }
.sponge-why-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

/* Industrial Sludge */
.ind-types { padding: 100px 24px; background: var(--white); text-align: center; }
.ind-types-inner { max-width: 1200px; margin: 0 auto; }
.ind-types-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.ind-types-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; text-align: left; }
.ind-type-card { padding: 32px; background: var(--light); border-radius: 16px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.ind-type-card.visible { opacity: 1; transform: translateY(0); }
.ind-type-icon { font-size: 36px; margin-bottom: 16px; }
.ind-type-card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.ind-type-card p { font-size: 15px; color: var(--secondary); line-height: 1.7; margin-bottom: 12px; }
.ind-type-note { font-size: 13px; font-weight: 500; color: var(--green); background: rgba(140,184,43,.08); padding: 6px 14px; border-radius: 980px; display: inline-block; }

.ind-flow { padding: 100px 24px; background: var(--light); }
.ind-flow-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.ind-flow-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

.ind-compliance { padding: 100px 24px; background: var(--white); text-align: center; }
.ind-compliance-inner { max-width: 1200px; margin: 0 auto; }
.ind-compliance-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

/* Municipal Sludge */
.muni-chars { padding: 100px 24px; background: var(--white); }
.muni-chars-inner { max-width: 1200px; margin: 0 auto; }
.muni-chars-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 32px; }

.muni-cases { padding: 100px 24px; background: var(--light); text-align: center; }
.muni-cases-inner { max-width: 1200px; margin: 0 auto; }
.muni-cases-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

.muni-policy { padding: 100px 24px; background: var(--white); text-align: center; }
.muni-policy-inner { max-width: 1200px; margin: 0 auto; }
.muni-policy-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

/* Green Materials */
.green-what { padding: 100px 24px; background: var(--white); }
.green-what-inner { max-width: 1200px; margin: 0 auto; }
.green-what-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 32px; }

.green-policy { padding: 100px 24px; background: var(--light); text-align: center; }
.green-policy-inner { max-width: 1200px; margin: 0 auto; }
.green-policy-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

.green-standards { padding: 100px 24px; background: var(--white); text-align: center; }
.green-standards-inner { max-width: 1200px; margin: 0 auto; }
.green-standards-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

.green-flow { padding: 100px 24px; background: var(--light); }
.green-flow-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.green-flow-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }
.green-benefits { margin-top: 48px; padding: 32px; background: var(--white); border-radius: 16px; text-align: left; opacity: 0; transform: translateY(20px); transition: opacity .8s var(--transition), transform .8s var(--transition); }
.green-benefits.visible { opacity: 1; transform: translateY(0); }
.green-benefits h3 { font-size: 19px; font-weight: 600; margin-bottom: 20px; }
.benefits-grid { display: flex; flex-direction: column; gap: 12px; }
.benefit-item { display: flex; justify-content: space-between; align-items: center; padding: 16px; background: var(--light); border-radius: 12px; }
.benefit-label { font-size: 15px; font-weight: 600; }
.benefit-value { font-size: 14px; color: var(--secondary); }

.green-certs { padding: 100px 24px; background: var(--white); text-align: center; }
.green-certs-inner { max-width: 1200px; margin: 0 auto; }
.green-certs-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 48px; }

/* New page mobile */
@media (max-width: 768px) {
  /* Consultation */
  .consult-form-inner { grid-template-columns: 1fr; gap: 32px; }
  .consult-form-right { order: -1; }
  .form-row { grid-template-columns: 1fr; }
  .contact-info-card, .contact-map-card { padding: 24px; }
  
  /* Technology */
  .tech-params-grid, .patents-grid { grid-template-columns: 1fr; }
  .comparison-table-wrap { margin: 0 -24px; border-radius: 0; border-left: none; border-right: none; }
  .comparison-table th, .comparison-table td { padding: 10px 14px; font-size: 13px; white-space: nowrap; }
  
  /* Sponge City */
  .sponge-policy-grid { grid-template-columns: 1fr; gap: 32px; }
  .sponge-policy-stats { grid-template-columns: 1fr 1fr; }
  .scenarios-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  
  /* Industrial Sludge */
  .ind-types-grid { grid-template-columns: 1fr; }
  .ind-flow { padding: 60px 24px; }
  .ind-compliance { padding: 60px 24px; }
  
  /* Municipal Sludge & Capacity */
  .capacity-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .capacity-card { padding: 20px; border: 1px solid rgba(0,0,0,.06); }
  .capacity-number { font-size: 32px; }
  .capacity-label { font-size: 13px; }
  .sludge-capacity { padding: 60px 24px; }
  .sludge-capacity-inner h2 { font-size: 28px; margin-bottom: 24px; }
  
  /* Sludge Flow */
  .sludge-flow { padding: 60px 24px; }
  .flow-steps { margin-top: 32px; }
  .flow-step { padding: 20px; gap: 16px; }
  .flow-step-num { font-size: 24px; width: 36px; }
  .flow-step h3 { font-size: 17px; }
  .flow-step p { font-size: 14px; }
  
  /* Sludge Targets */
  .sludge-targets { padding: 60px 24px; }
  .target-card { padding: 24px; }
  .target-icon { font-size: 28px; margin-bottom: 12px; }
  
  /* Sludge Value */
  .sludge-value { padding: 60px 24px; }
  .value-item { padding: 24px; }
  
  /* Green Materials */
  .benefit-item { flex-direction: column; align-items: flex-start; gap: 4px; }
  .green-flow { padding: 60px 24px; }
  .green-certs { padding: 60px 24px; }
  
  /* About */
  .culture-grid { grid-template-columns: 1fr; }
  .about-intro-stats { grid-template-columns: 1fr 1fr; }
  .qual-grid, .tech-grid { grid-template-columns: 1fr; }
  .about-intro-inner { grid-template-columns: 1fr; gap: 32px; }
  .about-tech { padding: 60px 24px; }
  .about-culture { padding: 60px 24px; }
  
  /* Products */
  .product-detail-inner, .product-detail-inner.reverse { grid-template-columns: 1fr; direction: ltr; gap: 24px; }
  .product-detail-img { height: 220px; position: static; border-radius: 16px; }
  
  /* Cases */
  .case-detail-inner, .case-detail-inner.reverse { grid-template-columns: 1fr; direction: ltr; gap: 24px; }
  .case-detail-img { height: 220px; position: static; border-radius: 16px; }
  .case-meta { flex-wrap: wrap; }
  .case-results { grid-template-columns: 1fr 1fr; }
  
  /* Sludge Service */
  .flow-steps { gap: 20px; }
  .flow-step { flex-direction: column; gap: 12px; text-align: center; }
  .targets-grid, .value-grid { grid-template-columns: 1fr; }
  
  /* Cross Links (all pages) */
  .cross-links-grid { grid-template-columns: 1fr; }
  .cross-links { padding: 60px 24px; }
  
  /* All section padding reduction */
  .ind-types, .sponge-policy, .about-qualifications { padding: 60px 24px; }
  
  /* FAQ */
  .faq-section { padding: 60px 24px; }
  .faq-question { padding: 16px 20px; font-size: 15px; }
  .faq-answer p { padding: 0 20px 16px; font-size: 14px; }
}

/* 480px - Small phones */
@media (max-width: 480px) {
  /* Sponge City */
  .scenarios-grid { grid-template-columns: 1fr; }
  .sponge-policy-stats { grid-template-columns: 1fr; }
  
  /* Municipal & Capacity */
  .capacity-grid { grid-template-columns: 1fr; }
  .about-intro-stats { grid-template-columns: 1fr; }
  .case-results { grid-template-columns: 1fr; }
  
  /* General small screen tweaks */
  .page-hero { padding: 40px 16px 32px; min-height: auto; }
  .page-hero.dark { min-height: 40vh; }
  .breadcrumb-bar { padding: calc(var(--header-h) + 12px) 16px 8px; }
  .breadcrumb-inner { font-size: 12px; }
  section { padding-left: 16px; padding-right: 16px; }
  .btn { padding: 12px 24px; font-size: 14px; }
  .btn.btn-primary, .btn.btn-secondary { width: 100%; text-align: center; }
  .cta-inner { padding: 0 16px; }
  .cta-grid { gap: 16px; }
  .cta-card { padding: 24px 20px; }
  .footer-inner { padding: 0 16px; }
}

/* === Blog List Page === */
.blog-filter { padding: 20px 24px 0; background: var(--light); position: sticky; top: var(--header-h); z-index: 10; }
.blog-filter-inner { max-width: 1200px; margin: 0 auto; display: flex; gap: 12px; flex-wrap: wrap; }
.blog-tag { padding: 8px 20px; border-radius: 100px; font-size: 14px; font-weight: 500; background: var(--white); color: var(--secondary); border: 1px solid rgba(0,0,0,.08); cursor: pointer; transition: all .2s; white-space: nowrap; }
.blog-tag:hover { border-color: var(--green); color: var(--dark); }
.blog-tag.active { background: var(--dark); color: var(--white); border-color: var(--dark); }

.blog-list { padding: 40px 24px 80px; background: var(--light); }
.blog-list-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.blog-card { background: var(--white); border-radius: 16px; overflow: hidden; transition: transform .3s var(--transition), box-shadow .3s; cursor: pointer; text-decoration: none; color: inherit; display: flex; flex-direction: column; }
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,.1); }
.blog-card-img { height: 200px; background-size: cover; background-position: center; background-color: var(--light); }
.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-card-tag { display: inline-block; padding: 4px 12px; border-radius: 100px; font-size: 12px; font-weight: 500; margin-bottom: 12px; width: fit-content; }
.blog-card-tag.tag-tech { background: rgba(59,130,246,.1); color: #3b82f6; }
.blog-card-tag.tag-policy { background: rgba(140,184,43,.1); color: var(--green); }
.blog-card-tag.tag-product { background: rgba(249,115,22,.1); color: #f97316; }
.blog-card-tag.tag-case { background: rgba(139,92,246,.1); color: #8b5cf6; }
.blog-card-title { font-size: 18px; font-weight: 600; line-height: 1.4; margin-bottom: 8px; color: var(--dark); }
.blog-card-excerpt { font-size: 14px; color: var(--secondary); line-height: 1.7; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.blog-card-date { font-size: 13px; color: var(--secondary); margin-top: 16px; opacity: .6; }

/* === Article Page === */
.article-page { max-width: 720px; margin: 0 auto; padding: 40px 24px 80px; }
.article-header { margin-bottom: 40px; }
.article-header h1 { font-size: clamp(28px, 5vw, 42px); font-weight: 700; letter-spacing: -0.02em; line-height: 1.3; margin-bottom: 16px; color: var(--dark); }
.article-header .blog-card-tag { margin-bottom: 16px; }
.article-header time { font-size: 14px; color: var(--secondary); }

.article-body { font-size: 16px; line-height: 1.8; color: var(--dark); }
.article-body h2 { font-size: clamp(22px, 3.5vw, 28px); font-weight: 700; margin: 48px 0 16px; letter-spacing: -0.01em; }
.article-body h3 { font-size: 19px; font-weight: 600; margin: 32px 0 12px; }
.article-body p { margin-bottom: 20px; color: #333; }
.article-body ul, .article-body ol { margin-bottom: 20px; padding-left: 24px; }
.article-body li { margin-bottom: 8px; line-height: 1.8; color: #333; }
.article-body strong { font-weight: 600; color: var(--dark); }
.article-body a { color: var(--green); text-decoration: underline; text-underline-offset: 3px; transition: opacity .2s; }
.article-body a:hover { opacity: .7; }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.article-body th, .article-body td { padding: 12px 16px; border: 1px solid rgba(0,0,0,.08); text-align: left; }
.article-body th { background: var(--light); font-weight: 600; }
.article-body blockquote { border-left: 3px solid var(--green); padding: 16px 24px; margin: 24px 0; background: var(--light); border-radius: 0 12px 12px 0; font-style: italic; color: var(--secondary); }

.article-cta { margin-top: 60px; padding: 40px; background: var(--dark); border-radius: 16px; text-align: center; color: var(--white); }
.article-cta h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.article-cta p { font-size: 15px; color: rgba(255,255,255,.7); margin-bottom: 24px; }

.article-related { margin-top: 48px; }
.article-related h3 { font-size: 20px; font-weight: 700; margin-bottom: 20px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.related-card { display: block; padding: 20px; background: var(--light); border-radius: 12px; text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s; }
.related-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.08); }
.related-card h4 { font-size: 15px; font-weight: 600; line-height: 1.4; margin-bottom: 8px; color: var(--dark); }
.related-card time { font-size: 13px; color: var(--secondary); }

/* === Blog & Article Mobile === */
@media (max-width: 768px) {
  .blog-list-inner { grid-template-columns: 1fr; }
  .blog-card-img { height: 180px; }
  .blog-filter-inner { gap: 8px; }
  .blog-tag { padding: 6px 14px; font-size: 13px; }
  
  .article-page { padding: 24px 16px 80px; }
  .article-header h1 { font-size: 24px; }
  .article-body { font-size: 15px; }
  .article-body h2 { font-size: 20px; margin-top: 36px; }
  .article-body h3 { font-size: 17px; }
  .article-body table { display: block; overflow-x: auto; white-space: nowrap; }
  .article-body th, .article-body td { padding: 8px 12px; font-size: 13px; }
  .article-cta { padding: 28px 20px; }
  .article-cta h3 { font-size: 18px; }
  .related-grid { grid-template-columns: 1fr; }
  .related-card { padding: 16px; }
}

/* === All Pages: Extra Mobile Polish === */
@media (max-width: 480px) {
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 15px; }
  .hero-buttons { flex-direction: column; gap: 12px; }
  .hero-buttons .btn { width: 100%; text-align: center; }
  .section-title { font-size: 28px; }
  .data-number { font-size: 40px; }
  .process-card { padding: 24px 20px; }
  .page-hero-title { font-size: 28px !important; }
  .page-hero-sub { font-size: 15px !important; }
  .blog-list-inner { gap: 16px; }
  .blog-card-body { padding: 16px; }
  .blog-card-title { font-size: 16px; }
}

/* === Stats Dark Section === */
.stats-dark { background: #1d1d1f; color: #fff; padding: 100px 24px; text-align: center; }
.stats-dark-inner { max-width: 1000px; margin: 0 auto; }
.stats-dark-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 60px; }
.stats-dark-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 32px; }
.stats-dark-item { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.stats-dark-item.visible { opacity: 1; transform: translateY(0); }
.stats-dark-number { font-size: clamp(48px,7vw,72px); font-weight: 700; letter-spacing: -0.04em; line-height: 1; margin-bottom: 8px; }
.stats-dark-number span { font-size: .35em; font-weight: 400; color: rgba(140,184,43,.8); margin-left: 4px; }
.stats-dark-label { font-size: 14px; color: rgba(255,255,255,.5); }

/* === Timeline === */
.timeline { margin-top: 60px; text-align: left; position: relative; padding-left: 40px; }
.timeline::before { content: ''; position: absolute; left: 19px; top: 0; bottom: 0; width: 2px; background: rgba(140,184,43,.2); }
.timeline-item { position: relative; margin-bottom: 32px; opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s var(--transition); }
.timeline-item.visible { opacity: 1; transform: translateY(0); }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot { position: absolute; left: -40px; top: 4px; width: 38px; height: 38px; border-radius: 50%; background: var(--green); color: #fff; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; z-index: 1; }
.timeline-content { background: var(--white); border-radius: 16px; padding: 28px 32px; }
.timeline-content h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.timeline-content p { font-size: 15px; color: var(--secondary); line-height: 1.7; }

/* === Icon Wrap === */
.icon-wrap { width: 48px; height: 48px; border-radius: 12px; background: rgba(140,184,43,.1); display: flex; align-items: center; justify-content: center; color: #8CB82B; flex-shrink: 0; transition: transform .3s var(--transition), background .3s; }

/* Target card hover */
.target-card:hover .icon-wrap { transform: translateY(-2px); background: rgba(140,184,43,.18); }
.target-card { transition: opacity .6s ease, transform .6s var(--transition), box-shadow .3s; }
.target-card:hover { box-shadow: 0 8px 30px rgba(0,0,0,.06); transform: translateY(-4px) !important; }

/* === Case Meta with dots === */
.case-meta span::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--green); margin-right: 8px; vertical-align: middle; }

/* === Mobile for new styles === */
@media (max-width: 768px) {
  .stats-dark { padding: 60px 24px; }
  .stats-dark-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .stats-dark-number { font-size: 40px; }
  .stats-dark-inner h2 { margin-bottom: 32px; }
  .timeline { padding-left: 36px; }
  .timeline::before { left: 15px; }
  .timeline-dot { left: -36px; width: 32px; height: 32px; font-size: 12px; }
  .timeline-content { padding: 20px 24px; }
  .ind-type-icon { font-size: inherit; margin-bottom: 16px; }
  .scenario-icon { font-size: inherit; margin-bottom: 16px; }
}
@media (max-width: 480px) {
  .stats-dark-grid { grid-template-columns: 1fr; }
  .stats-dark-number { font-size: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .opening-text .word { opacity: 1; transform: none; }
  .scroll-chevron { opacity: 1; }
  html { scroll-behavior: auto; }
}