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

html,
body {
  height: 100%;
}

body {
  font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI",
    system-ui, sans-serif;
  color: #3f3a34;
  background: #f6f1e7;
  line-height: 1.8;
  padding-top: 64px;
  scroll-behavior: smooth;
}

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

video {
  width: 100%;
  border-radius: 12px;
  background: #000;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(229, 231, 235, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: auto;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.logo-mark img {
  height: 100%;
  width: auto;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-cn {
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.08em;
}

.logo-en {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8a322c;
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 14px;
}

.nav a {
  position: relative;
  padding-block: 4px;
  color: #8a322c;
  transition: color 0.2s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, #8a322c, #8a322c);
  transition: width 0.2s ease;
}

.nav a:hover {
  color: #8a322c;
}

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

.nav-toggle {
  display: none;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid #e5e7eb;
  background: #ffffff;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #8a322c;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-3px) rotate(-45deg);
}

.hero {
  padding: 72px 0 40px;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.9), transparent 55%),
    radial-gradient(circle at bottom right, rgba(222, 237, 243, 0.9), transparent 55%),
    #f6f1e7;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 40px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(30px, 4vw, 40px);
  letter-spacing: 0.04em;
  margin-bottom: 22px;
}

.hero-text p,
.hero-description {
  font-size: 16px;
  color: #4b5563;
  max-width: 38em;
  margin-bottom: 24px;
  line-height: 1.9;
  letter-spacing: 0.02em;
}

.hero-actions {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease,
    background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background: #8a322c;
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.14);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.18);
}

.btn-outline {
  border-color: #8a322c;
  background: rgba(255, 255, 255, 0.85);
  color: #8a322c;
}

.btn-outline:hover {
  background: #fee2e2;
}

.btn-light {
  background: #ffffff;
  border-color: #8a322c;
  color: #8a322c;
}

.btn-light:hover {
  background: #fef2f2;
}

.btn-block {
  width: 100%;
}

.hero-highlights {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.hero-highlights div {
  padding: 10px 12px;
  border-radius: 14px;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
}

.hero-highlights strong {
  display: block;
  font-size: 13px;
  color: #8a322c;
}

.hero-highlights span {
  font-size: 12px;
  color: #9ca3af;
}

.hero-visual {
  position: relative;
  min-height: 260px;
}

.hero-card {
  position: absolute;
  border-radius: 24px;
  background: #111827;
  color: #f9fafb;
  padding: 22px 22px 20px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.32);
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.hero-card-main {
  inset: 0 0 auto auto;
  width: min(320px, 100%);
  background: #111827;
}

.hero-card-main h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.hero-card-main p {
  font-size: 13px;
  color: #e5e7eb;
}

.hero-card-secondary {
  width: min(260px, 100%);
  bottom: 0;
  left: 8%;
  background: #ffffff;
  color: #8a322c;
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
}

.hero-card-secondary p {
  font-size: 13px;
  color: #8a322c;
}

.section {
  padding: 72px 0;
}

.section-alt {
  background: #ffffff;
}

.section-dark {
  background: #f9f5ef;
}

.section-inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.section-title {
  font-size: 24px;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 20px;
  bottom: -6px;
  width: 52px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, rgba(138, 50, 44, 0.85), rgba(138, 50, 44, 0.1));
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-subtitle {
  font-size: 16px;
  color: #6b7280;
  margin-top: 12px;
  font-weight: 300;
  letter-spacing: 0.05em;
}

.section-header p {
  font-size: 15px;
  color: #4b5563;
  margin-top: 8px;
}

.two-cols {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.8fr);
  gap: 32px;
  align-items: start;
}

.section-content > p {
  font-size: 16px;
  color: #4b5563;
  margin-bottom: 28px;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.about-intro {
  margin-bottom: 48px;
}

.intro-content {
  max-width: 900px;
  margin: 0 auto;
}

.intro-text {
  font-size: 16px;
  color: #4b5563;
  margin-bottom: 24px;
  line-height: 2;
  letter-spacing: 0.01em;
  text-align: justify;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.about-stats .stat-card {
  padding: 32px 20px;
  border-radius: 20px;
  background: linear-gradient(135deg, #8a322c 0%, #a8554f 100%);
  color: #ffffff;
  text-align: center;
  box-shadow: 0 12px 30px rgba(138, 50, 44, 0.25);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.about-stats .stat-card::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.about-stats .stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(138, 50, 44, 0.35);
}

.about-stats .stat-card:hover::before {
  opacity: 1;
}

.stat-icon {
  font-size: 32px;
  margin-bottom: 12px;
  display: block;
}

.about-stats .stat-number {
  font-size: 36px;
  font-weight: 700;
  display: inline-block;
  margin-right: 4px;
}

.about-stats .stat-suffix {
  font-size: 24px;
  font-weight: 600;
  display: inline-block;
}

.about-stats .stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 8px;
  letter-spacing: 0.05em;
}

.about-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.about-item {
  padding: 28px 24px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #fecaca;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.about-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #8a322c 0%, #a8554f 100%);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.about-item:hover::before {
  transform: scaleY(1);
}

.about-icon {
  font-size: 36px;
  margin-bottom: 16px;
  display: block;
  transition: transform 0.3s ease;
}

.about-item:hover .about-icon {
  transform: scale(1.1) rotate(5deg);
}

.about-item h3 {
  font-size: 18px;
  margin-bottom: 12px;
  color: #8a322c;
  font-weight: 600;
}

.about-item p {
  font-size: 14px;
  color: #4b5563;
  line-height: 1.8;
  letter-spacing: 0.01em;
}

.about-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(138, 50, 44, 0.15);
  border-color: #8a322c;
}

.section-aside {
  display: grid;
  gap: 14px;
}

.stat-card {
  padding: 14px 14px 12px;
  border-radius: 18px;
  background: #8a322c;
  color: #e5e7eb;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.stat-card:nth-child(2) {
  background: #8a322c;
}

.stat-card:nth-child(3) {
  background: #8a322c;
}

.stat-number {
  font-size: 22px;
  font-weight: 600;
}

.stat-label {
  font-size: 13px;
  color: #e5e7eb;
}

.product-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin-bottom: 48px;
}

.product-feature {
  padding: 40px 32px;
  border-radius: 24px;
  background: linear-gradient(135deg, #ffffff 0%, #fef9f5 100%);
  border: 2px solid #fecaca;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.product-feature::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #8a322c 0%, #a8554f 50%, #8a322c 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

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

.feature-icon {
  font-size: 48px;
  margin-bottom: 20px;
  display: block;
  transition: transform 0.3s ease;
}

.product-feature:hover .feature-icon {
  transform: scale(1.15) rotate(5deg);
}

.product-feature h3 {
  font-size: 22px;
  margin-bottom: 16px;
  color: #8a322c;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.feature-desc {
  font-size: 15px;
  color: #4b5563;
  margin-bottom: 24px;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.feature-benefits {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: #4b5563;
  line-height: 1.7;
}

.benefit-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8a322c 0%, #a8554f 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 12px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(138, 50, 44, 0.3);
}

.product-feature:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(138, 50, 44, 0.15);
  border-color: #8a322c;
}

.highlight-banner {
  margin-top: 48px;
  padding: 40px 48px;
  border-radius: 24px;
  background: linear-gradient(135deg, #8a322c 0%, #a8554f 100%);
  color: #fef2f2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: 0 16px 40px rgba(138, 50, 44, 0.3);
  position: relative;
  overflow: hidden;
}

.highlight-banner::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.banner-content {
  position: relative;
  z-index: 1;
}

.highlight-banner h3 {
  font-size: 24px;
  margin-bottom: 8px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.highlight-banner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
  letter-spacing: 0.01em;
}

.workshop-layout {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.workshop-gallery {
  width: 100%;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  background: #450a0a;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.gallery-item:hover img {
  transform: scale(1.04);
}

.workshop-media {
  width: 100%;
}

.workshop-media h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #8a322c;
  font-weight: 600;
}

.workshop-media p {
  font-size: 15px;
  color: #4b5563;
  margin-bottom: 24px;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.video-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.video-list video {
  width: 100%;
  border-radius: 12px;
  background: #000;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: box-shadow 0.3s ease;
}

.video-list video:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.qualification-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qualification-list {
  display: grid;
  gap: 24px;
  max-width: 1000px;
  width: 100%;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.qual-item {
  padding: 28px 24px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #fecaca;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.qual-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #8a322c 0%, #a8554f 100%);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.qual-item:hover::before {
  transform: scaleY(1);
}

.qual-icon {
  font-size: 36px;
  margin-bottom: 16px;
  display: block;
  transition: transform 0.3s ease;
}

.qual-item:hover .qual-icon {
  transform: scale(1.1) rotate(5deg);
}

.qual-item h3 {
  font-size: 18px;
  margin-bottom: 12px;
  color: #8a322c;
  font-weight: 600;
}

.qual-item p {
  font-size: 14px;
  color: #4b5563;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.qual-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(138, 50, 44, 0.15);
  border-color: #8a322c;
}

.qualification-note {
  padding: 28px 24px;
  border-radius: 20px;
  background: linear-gradient(135deg, #f9f5ef 0%, #ffffff 100%);
  font-size: 14px;
  color: #4b5563;
  border: 1px solid #e5e7eb;
  line-height: 1.9;
  letter-spacing: 0.01em;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.qualification-note:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.contact-layout {
  max-width: 760px;
  margin: 0 auto;
}

.contact-text p {
  font-size: 15px;
  color: #4b5563;
  margin-bottom: 22px;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.contact-item {
  padding: 28px 24px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #fecaca;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  font-size: 14px;
  color: #4b5563;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.contact-item h3 {
  font-size: 18px;
  margin-bottom: 16px;
  color: #8a322c;
  font-weight: 600;
}

.contact-item p {
  margin-bottom: 12px;
  line-height: 1.9;
}

.contact-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(138, 50, 44, 0.15);
  border-color: #8a322c;
}

.contact-tip {
  margin-top: 18px;
  font-size: 12px;
  color: #6b7280;
}

.contact-form-card {
  padding: 16px 16px 14px;
  border-radius: 20px;
  background: #451312;
  color: #e5e7eb;
  box-shadow: 0 20px 45px rgba(69, 10, 10, 0.9);
}

.contact-form-card h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.contact-form-card p {
  font-size: 13px;
  color: #e5e7eb;
  margin-bottom: 10px;
}

.contact-form {
  display: grid;
  gap: 10px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-field label {
  font-size: 12px;
  color: #d1d5db;
}

.form-field input,
.form-field textarea {
  border-radius: 10px;
  border: 1px solid #fecaca;
  padding: 7px 9px;
  background: rgba(15, 23, 42, 0.85);
  color: #f9fafb;
  font-size: 13px;
  outline: none;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: #8a322c;
  box-shadow: 0 0 0 1px #8a322c;
}

.form-tip {
  font-size: 11px;
  color: #9ca3af;
  margin-top: 4px;
}

.site-footer {
  border-top: 1px solid #e5e7eb;
  background: #ffffff;
  padding: 18px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: #8a322c;
}

.small-logo .logo-mark {
  height: 32px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-left p {
  max-width: 280px;
}

.footer-right {
  text-align: right;
}

.footer-meta {
  color: #9ca3af;
}

/* Stores section */
.section-stores {
  background: #ffffff;
}

.stores-layout {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.stores-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  width: 100%;
}

.store-item {
  border-radius: 16px;
  overflow: hidden;
  background: #450a0a;
  aspect-ratio: 4 / 3;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.store-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.store-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.store-item:hover img {
  transform: scale(1.03);
  opacity: 0.97;
}

.stores-note {
  padding: 28px 24px;
  border-radius: 20px;
  background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
  border: 1px solid #e5e7eb;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  font-size: 14px;
  color: #4b5563;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
}

.stores-note:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.stores-note h3 {
  font-size: 18px;
  margin-bottom: 16px;
  color: #8a322c;
  font-weight: 600;
}

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 24px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: none;
  background: rgba(138, 50, 44, 0.9);
  color: #fff;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 60;
}

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

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

/* 动画效果 */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* 中医文化装饰元素 */
.section-title {
  position: relative;
  padding-left: 20px;
}

.section-title::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  color: #8a322c;
  font-size: 12px;
  opacity: 0.6;
}

/* 居中对齐的标题，after 位置与左对齐保持一致，都在标题文字下方 */
.section-header .section-title {
  display: inline-block;
}

.section-header .section-title::after {
  left: 20px;
}

/* 优化其他文字间距 */
.qual-item p,
.contact-text p {
  line-height: 1.9;
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}

.qual-item h3,
.contact-item h3 {
  margin-bottom: 12px;
}

.workshop-media p {
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.stores-note p {
  line-height: 1.9;
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}


@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-visual {
    min-height: 220px;
  }

  .two-cols,
  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .video-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qualification-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .stores-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .contact-info {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-right {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .header-inner {
    height: 56px;
  }

  .nav {
    position: absolute;
    inset: 56px 0 auto 0;
    background: rgba(249, 250, 251, 0.98);
    border-bottom: 1px solid #e5e7eb;
    flex-direction: column;
    align-items: flex-start;
    padding: 10px 16px 12px;
    gap: 8px;
    transform-origin: top;
    transform: scaleY(0.8);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.18s ease, opacity 0.18s ease;
  }

  .nav a {
    padding-block: 4px;
  }

  .nav-open .nav {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-card-main {
    right: 8px;
  }

  .hero-card-secondary {
    left: 4%;
  }

  .hero-highlights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-showcase {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qualification-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stores-gallery {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .store-item {
    border-radius: 12px;
  }

  .section {
    padding: 44px 0;
  }

  .video-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-header {
    margin-bottom: 32px;
  }

  .intro-text {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .about-stats .stat-card {
    padding: 24px 16px;
  }

  .about-stats .stat-number {
    font-size: 28px;
  }

  .about-stats .stat-suffix {
    font-size: 20px;
  }

  .product-feature {
    padding: 32px 24px;
  }

  .highlight-banner {
    padding: 32px 24px;
    flex-direction: column;
    text-align: center;
  }

  .highlight-banner h3 {
    font-size: 20px;
  }

  .about-item,
  .qual-item,
  .contact-item {
    padding: 24px 20px;
  }
}