:root {
  --lotus-green: #2b6e4f;
  --lotus-deep: #1a4a32;
  --lotus-light: #e8f3ed;
  --lotus-petal: #f7c8d0;
  --lotus-gold: #c99a3b;
  --text-dark: #1f2e26;
  --text-soft: #3d4f45;
  --bg-page: #fafdfa;
  --bg-card: #ffffff;
  --border-soft: #d9e8df;
  --shadow-sm: 0 4px 12px rgba(43, 110, 79, 0.08);
  --shadow-md: 0 8px 24px rgba(43, 110, 79, 0.12);
  --radius-md: 16px;
  --radius-sm: 10px;
  --transition: 0.25s ease;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-dark);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

body.dark {
  --bg-page: #0e1a14;
  --bg-card: #16261e;
  --text-dark: #e3f0e9;
  --text-soft: #b6cfc2;
  --border-soft: #253d31;
  --lotus-light: #1a3328;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
}

a {
  color: var(--lotus-green);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--lotus-deep);
}

body.dark a:hover {
  color: #6fd9a0;
}

img,
svg {
  max-width: 100%;
  display: block;
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  border-bottom: 1px solid var(--border-soft);
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header:hover {
  box-shadow: var(--shadow-sm);
}

body.dark .site-header {
  background-color: rgba(22, 38, 30, 0.72);
  border-bottom-color: var(--border-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--lotus-green);
  letter-spacing: 0.5px;
  transition: transform var(--transition);
}

.logo:hover {
  transform: scale(1.03);
}

.logo svg {
  width: 38px;
  height: 38px;
  transition: transform 0.4s ease;
}

.logo:hover svg {
  transform: rotate(-8deg) scale(1.08);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-links a {
  color: var(--text-soft);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--lotus-green), var(--lotus-gold));
  transition: width var(--transition);
}

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

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

body.dark .nav-links a:hover {
  color: #6fd9a0;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-dark);
  border-radius: 8px;
  transition: background var(--transition);
}

.menu-toggle:hover {
  background: var(--lotus-light);
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--lotus-light);
  border-radius: 40px;
  padding: 4px 12px;
  gap: 6px;
  border: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: var(--lotus-green);
  box-shadow: 0 0 0 3px rgba(43, 110, 79, 0.12);
}

.search-box input {
  border: none;
  background: transparent;
  padding: 6px 4px;
  font-size: 0.9rem;
  color: var(--text-dark);
  outline: none;
  width: 140px;
  font-family: inherit;
}

.search-box input::placeholder {
  color: #8fa89b;
}

.search-box button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--lotus-green);
  display: flex;
  align-items: center;
  padding: 4px;
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition);
}

.search-box button:hover {
  transform: scale(1.15);
  background: rgba(43, 110, 79, 0.1);
}

.search-box button svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.dark-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-soft);
  padding: 6px;
  display: flex;
  align-items: center;
  border-radius: 50%;
  transition: background var(--transition), transform var(--transition), color var(--transition);
}

.dark-toggle:hover {
  background: var(--lotus-light);
  transform: rotate(20deg);
  color: var(--lotus-green);
}

.dark-toggle svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
}

.breadcrumb {
  padding: 16px 0 8px;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.breadcrumb li:not(:last-child)::after {
  content: '›';
  margin-left: 6px;
  color: #9bb8aa;
}

.breadcrumb a {
  color: var(--text-soft);
}

.breadcrumb a:hover {
  color: var(--lotus-green);
}

.hero {
  position: relative;
  margin: 8px 0 32px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--lotus-deep);
  min-height: 280px;
  box-shadow: var(--shadow-md);
}

.slides {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.slide {
  min-width: 100%;
  padding: 48px 40px;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(135deg, #1a4a32 0%, #2b6e4f 100%);
  position: relative;
  overflow: hidden;
}

.slide::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247, 200, 208, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

.slide::after {
  content: '';
  position: absolute;
  bottom: -60%;
  left: -10%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 154, 59, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.slide:nth-child(2) {
  background: linear-gradient(135deg, #2b6e4f 0%, #3d8b64 100%);
}

.slide:nth-child(3) {
  background: linear-gradient(135deg, #1f5e42 0%, #4a9e72 100%);
}

.slide h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 1px;
  position: relative;
  z-index: 1;
  animation: slideInUp 0.6s ease both;
}

.slide p {
  font-size: 1.05rem;
  opacity: 0.92;
  max-width: 600px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  animation: slideInUp 0.6s ease 0.1s both;
}

.slide .cta {
  display: inline-block;
  background: #fff;
  color: var(--lotus-deep);
  padding: 10px 28px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.95rem;
  width: fit-content;
  position: relative;
  z-index: 1;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  animation: slideInUp 0.6s ease 0.2s both;
}

.slide .cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  background: var(--lotus-petal);
  color: var(--lotus-deep);
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slider-dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.slider-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.slider-dots span:hover {
  background: rgba(255, 255, 255, 0.75);
}

.slider-dots span.active {
  background: #fff;
  transform: scale(1.2);
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 32px 0 40px;
}

.stat-item {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 24px 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--lotus-green);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-soft);
  margin-top: 4px;
}

section {
  margin-bottom: 48px;
}

.section-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
  position: relative;
  padding-left: 16px;
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 5px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--lotus-green), var(--lotus-gold));
}

.section-sub {
  color: var(--text-soft);
  font-size: 0.98rem;
  margin-bottom: 28px;
  padding-left: 16px;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 24px 0 12px;
}

h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-soft);
  margin: 18px 0 8px;
}

p {
  margin-bottom: 16px;
  color: var(--text-soft);
}

.brand-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.brand-text p {
  margin-bottom: 14px;
}

.brand-visual {
  background: var(--lotus-light);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 240px;
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

.brand-visual:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

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

.product-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 28px 22px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lotus-green), var(--lotus-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

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

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--lotus-green);
}

.product-card svg {
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  stroke: var(--lotus-green);
  transition: transform 0.35s ease;
}

.product-card:hover svg {
  transform: scale(1.1) rotate(-5deg);
}

.product-card h3 {
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.product-card p {
  font-size: 0.92rem;
  margin-bottom: 0;
}

.solution-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.solution-item {
  background: var(--bg-card);
  border-left: 4px solid var(--lotus-green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  border-top: 1px solid var(--border-soft);
  border-right: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition), border-left-color var(--transition);
}

.solution-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--lotus-gold);
}

.solution-item h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.solution-item p {
  margin-bottom: 0;
  font-size: 0.92rem;
}

.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.case-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.case-card h3 {
  margin-top: 0;
}

.case-meta {
  font-size: 0.82rem;
  color: #8fa89b;
  margin-bottom: 12px;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 8px;
  right: 20px;
  font-size: 4rem;
  line-height: 1;
  color: var(--lotus-light);
  font-family: Georgia, serif;
  pointer-events: none;
}

body.dark .testimonial-card::before {
  color: rgba(43, 110, 79, 0.2);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-card p {
  font-style: italic;
  font-size: 0.95rem;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--lotus-green);
}

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

.article-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--lotus-green);
}

.article-card h3 {
  font-size: 1.05rem;
  margin: 0 0 6px;
  transition: color var(--transition);
}

.article-card:hover h3 {
  color: var(--lotus-green);
}

.article-meta {
  font-size: 0.8rem;
  color: #8fa89b;
  margin-bottom: 10px;
}

.article-card p {
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.read-more {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--lotus-green);
  display: inline-block;
  transition: transform var(--transition);
}

.read-more:hover {
  transform: translateX(4px);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item:hover {
  border-color: var(--lotus-green);
}

.faq-item.open {
  box-shadow: var(--shadow-md);
  border-color: var(--lotus-green);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-dark);
  transition: background var(--transition);
  gap: 12px;
}

.faq-question:hover {
  background: var(--lotus-light);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  stroke: var(--lotus-green);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 22px;
  color: var(--text-soft);
  font-size: 0.93rem;
}

.faq-item.open .faq-answer {
  max-height: 320px;
  padding: 0 22px 20px;
}

.howto-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  counter-reset: step;
}

.howto-step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

.howto-step:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--lotus-green), var(--lotus-deep));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(43, 110, 79, 0.3);
}

.howto-step h4 {
  margin: 0 0 4px;
  font-size: 1rem;
  color: var(--text-dark);
}

.howto-step p {
  margin: 0;
  font-size: 0.9rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.contact-info {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

.contact-info:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.contact-info p {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.95rem;
}

.contact-info svg {
  width: 20px;
  height: 20px;
  stroke: var(--lotus-green);
  flex-shrink: 0;
}

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

.sitemap-col h4 {
  font-size: 1rem;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.sitemap-col ul {
  list-style: none;
}

.sitemap-col li {
  margin-bottom: 6px;
}

.sitemap-col a {
  font-size: 0.88rem;
  color: var(--text-soft);
  transition: color var(--transition), padding-left var(--transition);
}

.sitemap-col a:hover {
  color: var(--lotus-green);
  padding-left: 4px;
}

.site-footer {
  background: linear-gradient(180deg, var(--lotus-deep) 0%, #143a27 100%);
  color: #cfe3d9;
  padding: 48px 0 24px;
  margin-top: 48px;
  border-top: 1px solid var(--border-soft);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: #a8c9b8;
  margin-bottom: 10px;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: #a8c9b8;
  font-size: 0.86rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-col a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid #2f5a44;
  padding-top: 20px;
  text-align: center;
  font-size: 0.82rem;
  color: #8fb5a2;
}

.footer-bottom p {
  color: #8fb5a2;
  margin-bottom: 4px;
}

.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--lotus-green), var(--lotus-deep));
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px) scale(1.05);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  stroke: #fff;
}

.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

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

.mt-24 {
  margin-top: 24px;
}

.mb-24 {
  margin-bottom: 24px;
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-card);
    flex-direction: column;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-soft);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }

  .nav-links.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .search-box {
    display: none;
  }

  .brand-grid,
  .product-grid,
  .solution-list,
  .case-grid,
  .testimonial-grid,
  .article-grid,
  .contact-grid,
  .sitemap-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .stats-bar {
    grid-template-columns: 1fr 1fr;
  }

  .slide h2 {
    font-size: 1.6rem;
  }

  .hero {
    min-height: 220px;
  }

  .slide {
    padding: 32px 24px;
  }

  .section-title {
    font-size: 1.4rem;
  }
}

@media (max-width: 500px) {
  .container {
    padding: 0 16px;
  }

  .stats-bar {
    grid-template-columns: 1fr;
  }

  .header-inner {
    height: 64px;
  }

  .logo {
    font-size: 1.15rem;
  }

  .logo svg {
    width: 32px;
    height: 32px;
  }

  .slide h2 {
    font-size: 1.35rem;
  }

  .slide p {
    font-size: 0.92rem;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }

  .stat-number {
    font-size: 1.6rem;
  }

  .section-title {
    font-size: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-up {
    opacity: 1;
    transform: none;
  }
}