/*
Theme Name: 悦小辰 YUEXIAOCHEN
Theme URI: https://rsr-zzz.com
Author: 悦小辰
Author URI: https://rsr-zzz.com
Description: 悦小辰官网WordPress主题 - 5dB科学睡眠新方式
Version: 1.2.7
License: GNU General Public License v2 or later
Text Domain: yuexiaochen
Tags: one-column, custom-logo, custom-menu, featured-images, theme-options
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 8.0
*/

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

/* HarmonyOS Sans SC - 商用授权字体 (WOFF2子集优先) */
@font-face {
  font-family: 'HarmonyOS Sans SC';
  font-weight: 100;
  font-style: normal;
  font-display: swap;
  src: url('assets/fonts/woff2/HarmonyOS_Sans_SC_Thin.woff2') format('woff2'),
       url('assets/fonts/HarmonyOS_Sans_SC_Thin.ttf') format('truetype');
}
@font-face {
  font-family: 'HarmonyOS Sans SC';
  font-weight: 300;
  font-style: normal;
  font-display: swap;
  src: url('assets/fonts/woff2/HarmonyOS_Sans_SC_Light.woff2') format('woff2'),
       url('assets/fonts/HarmonyOS_Sans_SC_Light.ttf') format('truetype');
}
@font-face {
  font-family: 'HarmonyOS Sans SC';
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url('assets/fonts/woff2/HarmonyOS_Sans_SC_Regular-sub.woff2') format('woff2'),
       url('assets/fonts/woff2/HarmonyOS_Sans_SC_Regular.woff2') format('woff2'),
       url('assets/fonts/HarmonyOS_Sans_SC_Regular.ttf') format('truetype');
}
@font-face {
  font-family: 'HarmonyOS Sans SC';
  font-weight: 500;
  font-style: normal;
  font-display: swap;
  src: url('assets/fonts/woff2/HarmonyOS_Sans_SC_Medium-sub.woff2') format('woff2'),
       url('assets/fonts/woff2/HarmonyOS_Sans_SC_Medium.woff2') format('woff2'),
       url('assets/fonts/HarmonyOS_Sans_SC_Medium.ttf') format('truetype');
}
@font-face {
  font-family: 'HarmonyOS Sans SC';
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url('assets/fonts/woff2/HarmonyOS_Sans_SC_Bold-sub.woff2') format('woff2'),
       url('assets/fonts/woff2/HarmonyOS_Sans_SC_Bold.woff2') format('woff2'),
       url('assets/fonts/HarmonyOS_Sans_SC_Bold.ttf') format('truetype');
}
@font-face {
  font-family: 'HarmonyOS Sans SC';
  font-weight: 900;
  font-style: normal;
  font-display: swap;
  src: url('assets/fonts/woff2/HarmonyOS_Sans_SC_Black.woff2') format('woff2'),
       url('assets/fonts/HarmonyOS_Sans_SC_Black.ttf') format('truetype');
}
:root {
  --bg-cream: #F6F6F6;
  --brand-pink: #3D3D3D;
  --brand-pink-light: #5A5A5A;
  --aux-pink: #EDEAE6;
  --warm-gray: #D5D0CB;
  --light-gray: #EDEBE8;
  --text-primary: #3D3D3D;
  --text-secondary: #A7A7A7;
  --border-color: #DFDFDF;
  --dark-bg: #2C2C2C;
  --dark-text: #FFFFFF;
  --font-serif: "HarmonyOS Sans SC", -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-sans: "HarmonyOS Sans SC", -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --nav-h: 64px;
  --max-w: 1200px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background-color: var(--bg-cream);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4, h5 { font-family: var(--font-serif); font-weight: 700; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ========== Animations ========== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes gentlePulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}
@keyframes heroFadeUp {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}
@keyframes wave {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.5); }
}

.animate-on-scroll, .fade-in, .reveal, .fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.animate-on-scroll.visible, .fade-in.visible, .reveal.visible, .fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1, .fade-up-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2, .fade-up-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3, .fade-up-delay-3 { transition-delay: 0.45s; }
.fade-up-delay-4 { transition-delay: 0.6s; }

/* ========== Navbar ========== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 72px;
  background: rgba(246, 246, 246, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  border-bottom: 1px solid rgba(223, 223, 223, 0.5);
  transition: box-shadow 0.3s ease;
}
.navbar.scrolled {
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.06);
}
.navbar-brand, .navbar-logo {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 2px;
  white-space: nowrap;
  text-decoration: none;
}
.navbar-brand span, .navbar-logo span {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 3px;
  color: var(--text-secondary);
  margin-left: 8px;
  vertical-align: middle;
}
.navbar-nav {
  display: flex;
  gap: 36px;
  list-style: none;
}
.navbar-nav a, .main-nav a {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.8px;
  transition: color 0.3s ease;
  position: relative;
  text-decoration: none;
}
.navbar-nav a::after, .main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1.5px;
  background: var(--text-primary);
  transition: width 0.3s ease;
}
.navbar-nav a:hover, .navbar-nav a.active,
.main-nav a:hover, .main-nav a.active { color: var(--text-primary); }
.navbar-nav a:hover::after, .navbar-nav a.active::after,
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }


/* ========== 产品中心下拉浮窗 ========== */
.navbar-nav .has-dropdown {
  position: relative;
}
.navbar-nav .has-dropdown .nav-arrow {
  display: inline-block;
  margin-left: 3px;
  font-size: 9px;
  opacity: 0.5;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.navbar-nav .has-dropdown:hover .nav-arrow {
  transform: rotate(180deg);
  opacity: 1;
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  transform: translateY(8px);
  min-width: 240px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(223, 223, 223, 0.6);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 16px 18px;
  z-index: 1001;
  pointer-events: none;
}
.navbar-nav .has-dropdown:hover > .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(2px);
  pointer-events: auto;
}

.nav-dropdown-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.nav-dropdown-heading {
  padding: 0 4px;
}
.nav-dropdown-heading h4 {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 2px 0;
  letter-spacing: 1.5px;
}
.nav-dropdown-heading p {
  font-size: 11px;
  color: var(--text-secondary);
  margin: 0;
  letter-spacing: 0.5px;
  opacity: 0.7;
}

.nav-dropdown-items {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.25s ease;
}
.nav-dropdown-item:hover {
  background: rgba(247, 245, 240, 0.7);
}

.nav-dropdown-img {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  background: #f5f5f5;
}
.nav-dropdown-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-dropdown-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.nav-dropdown-label {
  font-size: 10px;
  color: var(--text-tertiary, #aaa);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.nav-dropdown-name {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.nav-dropdown-all {
  padding-top: 10px;
  border-top: 1px solid rgba(223, 223, 223, 0.5);
  text-align: center;
}
.nav-dropdown-all a {
  font-size: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.25s ease;
  letter-spacing: 0.5px;
  opacity: 0.7;
}
.nav-dropdown-all a:hover {
  color: var(--text-primary);
  opacity: 1;
}

/* 有图时加宽 */
.nav-dropdown.has-img {
  min-width: 280px;
}

/* 移动端不显示下拉 */
@media (max-width: 900px) {
  .nav-dropdown,
  .navbar-nav .has-dropdown .nav-arrow {
    display: none;
  }
}
  display: flex;
  align-items: center;
  gap: 20px;
}
.navbar-lang {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  cursor: pointer;
}
.nav-toggle, .navbar-toggle, .nav-toggle-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span, .navbar-toggle span, .nav-toggle-btn span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

/* ========== Section Common ========== */
.section-pad { padding: 100px 80px; }
.section-inner, .container { max-width: 1200px; margin: 0 auto; padding: 0 clamp(1.25rem, 5vw, 80px); }
.section-title-cn, .section-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0;
  margin-bottom: 4px;
}
.section-title-en, .section-subtitle, .section-label {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 1px;
  margin-bottom: 24px;
}
.section-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 640px;
}
.section-divider {
  width: 40px;
  height: 1px;
  background: var(--warm-gray);
  margin: 0 auto 48px;
}
.cta-link {
  display: inline-block;
  margin-top: 28px;
  font-size: 14px;
  color: var(--brand-pink);
  letter-spacing: 0.5px;
  transition: color 0.3s;
  position: relative;
}
.cta-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 100%; height: 1px;
  background: var(--brand-pink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.cta-link:hover::after { transform: scaleX(1); }

/* ========== Buttons ========== */
.btn-primary {
  display: inline-block;
  padding: 14px 48px;
  background: var(--brand-pink);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1.5px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
  text-decoration: none;
}
.btn-primary:hover {
  background: #2C2C2C;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(61, 61, 61, 0.15);
}
.btn-outline {
  display: inline-block;
  padding: 14px 48px;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1.5px;
  border-radius: 50px;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}
.btn-outline:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

/* ========== Footer ========== */
.footer {
  background: var(--dark-bg);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 48px 32px;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand h3, .footer-brand-name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.footer-brand p, .footer-brand-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.8;
}
.footer-col h4, .footer-col-title {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.footer-links, .footer-col ul {
  list-style: none;
}
.footer-links li, .footer-col li { margin-bottom: 10px; }
.footer-links a, .footer-col a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.3s;
  text-decoration: none;
}
.footer-links a:hover, .footer-col a:hover { color: #fff; }
.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}
.footer-social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  transition: all 0.3s;
  cursor: pointer;
}
.footer-social-icon:hover {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}
.footer-bottom, .footer-copyright {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.5px;
}

/* ==========================================
   FRONT PAGE (Home) Styles
   ========================================== */
.hero-home {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-home .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-home .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.20) 40%, rgba(0,0,0,0.40) 100%);
}
.hero-home .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  animation: fadeInUp 1.2s ease-out;
}
.hero-home .hero-title {
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 1px;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}
.hero-home .hero-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.9);
  letter-spacing: 1px;
  margin-bottom: 40px;
}
.hero-home .hero-cta {
  display: inline-block;
  padding: 14px 42px;
  background: #FFFFFF;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1.5px;
  border-radius: 50px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.hero-home .hero-cta:hover {
  background: #F0F0F0;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.hero-home .hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 0;
  transform: translateX(-50%);
  z-index: 2;
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  animation: gentlePulse 2.5s ease-in-out infinite;
}
.hero-home .hero-scroll::after {
  content: '';
  display: block;
  width: 1px; height: 28px;
  background: var(--text-secondary);
  margin: 8px auto 0;
  opacity: 0.5;
}

/* Home - Philosophy */
.home-philosophy { background: var(--aux-pink); }
.home-philosophy .philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.home-philosophy .philosophy-img {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.home-philosophy .philosophy-img img {
  width: 100%; height: 100%; object-fit: cover;
}

/* Home - Products Grid */
.home-products { background: var(--bg-cream); text-align: center; }
.home-products .product-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.home-products .product-card {
  background: #fff;
  border-radius: 12px;
  padding: 40px 28px 32px;
  text-align: center;
  box-shadow: 0 2px 16px rgba(0,0,0,0.04);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  cursor: pointer;
}
.home-products .product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.08);
}
.home-products .product-card-image {
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 24px;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
}
.home-products .product-card-image img {
  width: 85%; height: 85%; object-fit: contain;
}
.home-products .product-card-body h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.home-products .product-card-label {
  font-size: 12px;
  color: var(--brand-pink);
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.home-products .product-card-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}
.home-products .product-price {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.home-products .product-card-bottom a {
  font-size: 13px;
  color: var(--brand-pink);
  letter-spacing: 0.5px;
}

/* Home - Showcase */
.home-showcase { background: #fff; }
.home-showcase .showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.home-showcase .showcase-img {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 1/1;
  background: var(--light-gray);
}
.home-showcase .showcase-img img {
  width: 100%; height: 100%; object-fit: contain; padding: 20px;
}
.home-showcase .showcase-badge {
  display: inline-block;
  font-size: 12px;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 4px 16px;
  margin-bottom: 16px;
}
.home-showcase .showcase-title-cn {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}
.home-showcase .showcase-features {
  list-style: none;
  margin-bottom: 28px;
}
.home-showcase .showcase-features li {
  font-size: 15px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}
.home-showcase .showcase-features li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-secondary);
  flex-shrink: 0;
}
.home-showcase .showcase-price {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 24px;
}
.home-showcase .showcase-cta {
  display: inline-block;
  padding: 14px 42px;
  background: var(--brand-pink);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1.5px;
  border-radius: 50px;
  transition: all 0.3s ease;
  margin-bottom: 20px;
  text-decoration: none;
}
.home-showcase .showcase-cta:hover {
  background: #2C2C2C;
  transform: translateY(-2px);
}

/* Home - Science Dark */
.home-science {
  background: var(--dark-bg);
  color: var(--dark-text);
  text-align: center;
}
.home-science .section-title-cn { color: var(--dark-text); font-size: 26px; }
.home-science .section-title-en { color: rgba(255,255,255,0.5); }
.home-science .science-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 56px;
}
.home-science .science-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 48px 28px;
  transition: background 0.3s ease;
}
.home-science .science-card:hover { background: rgba(255,255,255,0.1); }
.home-science .science-number {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.home-science .science-label {
  font-size: 16px;
  font-weight: 500;
  color: var(--dark-text);
  margin-bottom: 12px;
}
.home-science .science-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}
.home-science .science-cta {
  display: inline-block;
  margin-top: 48px;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  transition: color 0.3s;
}
.home-science .science-cta:hover { color: #fff; }

/* Home - Brand CTA */
.home-brand-cta {
  position: relative;
  padding: 120px 80px;
  overflow: hidden;
  text-align: center;
}
.home-brand-cta .brand-cta-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.home-brand-cta .brand-cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(246,246,246,0.75) 0%, rgba(246,246,246,0.5) 50%, rgba(246,246,246,0.85) 100%);
}
.home-brand-cta .brand-cta-content { position: relative; z-index: 2; }
.home-brand-cta .brand-cta-title {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.home-brand-cta .brand-cta-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  margin-bottom: 36px;
}
.home-brand-cta .brand-cta-btn {
  display: inline-block;
  padding: 14px 48px;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1.5px;
  border-radius: 50px;
  border: 1.5px solid var(--text-primary);
  transition: all 0.3s ease;
  text-decoration: none;
}
.home-brand-cta .brand-cta-btn:hover {
  background: var(--text-primary);
  color: var(--bg-cream);
}

/* ==========================================
   PAGE HERO (Sub-pages)
   ========================================== */
.page-hero-banner {
  margin-top: 72px;
  width: 100%;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
}
.page-hero-banner.hero-bg-image {
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  position: relative;
}
.page-hero-banner.hero-bg-image::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.page-hero-banner h1 {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 6px;
  margin-bottom: 12px;
}
.page-hero-banner .hero-en {
  font-size: 13px;
  letter-spacing: 6px;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.page-hero-banner .hero-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  letter-spacing: 2px;
}
.contact-page .page-hero-banner.ct-has-bg h1 { text-shadow: 0 1px 18px rgba(255,255,255,0.75); }
.contact-page .page-hero-banner.ct-has-bg .hero-en,
.contact-page .page-hero-banner.ct-has-bg .hero-subtitle { color: #6B625B; text-shadow: 0 1px 12px rgba(255,255,255,0.65); }

/* ==========================================
   PRODUCTS PAGE
   ========================================== */
.products-page .filter-tabs {
  display: flex;
  gap: 24px;
  list-style: none;
  padding: 48px 80px 0;
  max-width: 1200px;
  margin: 0 auto;
}
.products-page .filter-tabs li {
  font-size: 14px;
  padding: 8px 20px;
  border-radius: 50px;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: default;
  transition: all 0.3s ease;
}
.products-page .filter-tabs li.active {
  background: var(--brand-pink);
  color: #fff;
  border-color: var(--brand-pink);
}
.products-page .products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding: 48px 0 100px;
}
.products-page .product-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.products-page .product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}
.products-page .product-card-image {
  width: 100%;
  aspect-ratio: 1/1;
  background-color: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.products-page .product-card-image img {
  width: 70%; height: 70%; object-fit: contain;
  transition: transform 0.4s ease;
}
.products-page .product-card:hover .product-card-image img { transform: scale(1.03); }
.products-page .product-card-body { padding: 28px 24px 32px; }
.products-page .product-card-label {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  padding: 3px 12px;
  margin-bottom: 12px;
}
.products-page .product-card-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 2px;
}
.products-page .product-card-title-en {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}
.products-page .product-card-desc {
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.products-page .product-card-features { list-style: none; margin-bottom: 20px; }
.products-page .product-card-features li {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 3px 0 3px 14px;
  position: relative;
}
.products-page .product-card-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 4px;
  border-radius: 50%;
  background-color: var(--warm-gray);
}
.products-page .product-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.products-page .product-price {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
}
.products-page .product-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--brand-pink);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}
.products-page .product-link:hover { border-color: var(--brand-pink); }
.products-page .brand-philosophy {
  background-color: var(--aux-pink);
  padding: 80px 40px;
  text-align: center;
}
.products-page .brand-philosophy-inner {
  max-width: 720px;
  margin: 0 auto;
}

/* ==========================================
   BRAND STORY PAGE
   ========================================== */
.brand-story .origin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.brand-story .origin-quote {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.9;
  margin-top: 32px;
  padding-left: 20px;
  border-left: 2px solid var(--warm-gray);
}
.brand-story .origin-body {
  margin-top: 28px;
  font-size: 15px;
  color: var(--brand-pink-light);
  line-height: 2;
}
.brand-story .origin-image {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: 12px;
  background-size: cover;
  background-position: center;
}
.brand-story .philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.brand-story .philosophy-card {
  background: #fff;
  border-radius: 16px;
  padding: 56px 40px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.brand-story .philosophy-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.05);
}
.brand-story .card-icon {
  width: 64px; height: 64px;
  margin: 0 auto 32px;
  position: relative;
  border: 2px solid var(--warm-gray);
  border-radius: 50%;
}
.brand-story .card-icon::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 12px; height: 12px;
  background: var(--text-primary);
  border-radius: 50%;
}
.brand-story .card-title {
  font-family: var(--font-serif);
  font-size: 22px;
  margin-bottom: 8px;
  letter-spacing: 2px;
}
.brand-story .card-en {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.brand-story .card-desc {
  font-size: 14px;
  color: var(--brand-pink-light);
  line-height: 1.9;
}
.brand-story .statement {
  background: var(--dark-bg);
  padding: 160px 24px;
  text-align: center;
}
.brand-story .statement-inner { max-width: 800px; margin: 0 auto; }
.brand-story .statement-text {
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--dark-text);
  letter-spacing: 12px;
  line-height: 1.6;
}
.brand-story .statement-sub {
  margin-top: 40px;
  font-size: 14px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 3px;
}

/* Timeline */
.brand-story .timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}
.brand-story .timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--warm-gray) 10%, var(--warm-gray) 90%, transparent);
  transform: translateX(-50%);
}
.brand-story .timeline-item {
  position: relative;
  width: 50%;
  padding: 0 48px 80px;
}
.brand-story .timeline-item:nth-child(odd) {
  left: 0; text-align: right; padding-right: 60px; padding-left: 0;
}
.brand-story .timeline-item:nth-child(even) {
  left: 0; text-align: left; padding-left: 60px; padding-right: 0;
}
.brand-story .timeline-item::before {
  content: '';
  position: absolute;
  top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg-cream);
  border: 2px solid var(--warm-gray);
  z-index: 1;
}
.brand-story .timeline-item:nth-child(odd)::before { right: -6px; }
.brand-story .timeline-item:nth-child(even)::before { left: -6px; }
.brand-story .timeline-year {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}
.brand-story .timeline-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.brand-story .timeline-desc {
  font-size: 14px;
  color: var(--brand-pink-light);
  line-height: 1.8;
}

/* ==========================================
   SCIENCE PAGE
   ========================================== */
.science-page .what-5db {
  display: flex;
  gap: 80px;
  align-items: center;
}
.science-page .what-5db-text { flex: 1; }
.science-page .what-5db-text p { margin-top: 24px; font-size: 16px; line-height: 2; color: var(--text-secondary); }
.science-page .what-5db-text .highlight { color: var(--text-primary); font-weight: 600; font-size: 18px; }
.science-page .what-5db-visual { flex: 1; display: flex; justify-content: center; align-items: center; }
.science-page .sound-wave-box {
  width: 100%; max-width: 440px; height: 320px;
  background: var(--aux-pink);
  border-radius: 24px;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.science-page .wave-bars { display: flex; align-items: center; gap: 4px; height: 120px; }
.science-page .wave-bars .bar {
  width: 4px; border-radius: 2px;
  background: var(--brand-pink);
  animation: wave 1.8s ease-in-out infinite;
}
.science-page .wave-bars .bar:nth-child(1) { height: 20px; animation-delay: 0s; }
.science-page .wave-bars .bar:nth-child(2) { height: 36px; animation-delay: 0.1s; }
.science-page .wave-bars .bar:nth-child(3) { height: 52px; animation-delay: 0.2s; }
.science-page .wave-bars .bar:nth-child(4) { height: 68px; animation-delay: 0.3s; }
.science-page .wave-bars .bar:nth-child(5) { height: 80px; animation-delay: 0.4s; }
.science-page .wave-bars .bar:nth-child(6) { height: 60px; animation-delay: 0.5s; }
.science-page .wave-bars .bar:nth-child(7) { height: 44px; animation-delay: 0.6s; }
.science-page .wave-bars .bar:nth-child(8) { height: 56px; animation-delay: 0.7s; }
.science-page .wave-bars .bar:nth-child(9) { height: 72px; animation-delay: 0.8s; }
.science-page .wave-bars .bar:nth-child(10) { height: 48px; animation-delay: 0.9s; }
.science-page .wave-bars .bar:nth-child(11) { height: 32px; animation-delay: 1s; }
.science-page .wave-bars .bar:nth-child(12) { height: 52px; animation-delay: 1.1s; }
.science-page .wave-bars .bar:nth-child(13) { height: 40px; animation-delay: 1.2s; }
.science-page .wave-bars .bar:nth-child(14) { height: 24px; animation-delay: 1.3s; }
.science-page .wave-bars .bar:nth-child(15) { height: 16px; animation-delay: 1.4s; }

.science-page .science-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}
.science-page .science-card {
  background: #fff;
  border-radius: 16px;
  padding: 48px 36px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform 0.3s, box-shadow 0.3s;
}
.science-page .science-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0,0,0,0.06); }
.science-page .science-card .card-icon-svg {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--aux-pink);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 28px;
}
.science-page .dark-data {
  background: var(--dark-bg);
  color: var(--dark-text);
  padding: 120px 48px;
}
.science-page .data-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 72px;
}
.science-page .data-number {
  font-family: var(--font-serif);
  font-size: 72px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.science-page .data-number span {
  font-size: 28px;
  color: rgba(255,255,255,0.5);
}
.science-page .compare-table-wrap { margin-top: 60px; overflow-x: auto; }
.science-page .compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.science-page .compare-table thead th {
  background: var(--text-primary);
  color: #fff;
  padding: 20px 24px;
  text-align: left;
  font-weight: 500;
}
.science-page .compare-table tbody td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  line-height: 1.7;
}
.science-page .compare-table tbody tr:hover { background: var(--aux-pink); }
.science-page .tag-yes {
  display: inline-block;
  background: var(--aux-pink);
  color: var(--text-primary);
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  font-weight: 500;
}
.science-page .cert-card {
  background: var(--bg-cream);
  border-radius: 16px;
  padding: 40px 28px 36px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.science-page .cert-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0,0,0,0.06); }
.science-page .cert-title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}
.science-page .cert-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.8; }

/* ==========================================
   COMMUNITY PAGE
   ========================================== */
.community-page .stories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.community-page .story-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer;
}
.community-page .story-card:hover { transform: translateY(-6px); box-shadow: 0 12px 36px rgba(0,0,0,0.15); }
.community-page .story-bg {
  position: absolute;
  inset: 0;
}
.community-page .story-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.community-page .story-card:hover .story-bg img { transform: scale(1.08); }
.community-page .story-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.28) 50%, rgba(0,0,0,0.06) 100%);
}
.community-page .story-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px 24px;
  color: #fff;
  z-index: 2;
}
.community-page .story-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
/* Community page hero text fix for light background */
.community-page .page-hero-banner.hero-bg-image::after {
  background: rgba(0,0,0,0.45);
}
.community-page .page-hero-banner h1 {
  color: #fff;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.community-page .page-hero-banner .hero-en {
  color: rgba(255,255,255,0.75);
}
.community-page .page-hero-banner .hero-subtitle {
  color: rgba(255,255,255,0.7);
}

.community-page .story-avatar {
  width: 40px !important;
  height: 40px !important;
  border-radius: 50% !important;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.5);
  background-color: rgba(255,255,255,0.15);
}
.community-page .story-name {
  font-family: var(--font-serif);
  font-size: 16px;
  color: #fff;
  margin-bottom: 0;
  font-weight: 600;
}
.community-page .story-text {
  font-size: 13px;
  color: rgba(255,255,255,0.88);
  line-height: 1.75;
  margin: 0;
}
.community-page .campaign-section {
  background-size: cover;
  background-position: center;
  padding: 100px 24px;
  position: relative;
}
.community-page .campaign-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(237,234,230,0.82);
}
.community-page .timeline-campaign { position: relative; padding-left: 40px; margin-top: 48px; }
.community-page .timeline-campaign::before { content: ''; position: absolute; left: 15px; top: 0; bottom: 0; width: 2px; background: var(--warm-gray); }
.community-page .timeline-campaign .tl-item { position: relative; margin-bottom: 40px; }
.community-page .timeline-campaign .tl-item::before { content: ''; position: absolute; left: -29px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--brand-pink); border: 3px solid var(--bg-cream); }
.community-page .timeline-campaign .tl-card { background: #fff; border-radius: 14px; padding: 28px 32px; border: 1px solid var(--border-color); max-width: 600px; transition: transform 0.3s; }
.community-page .timeline-campaign .tl-card:hover { transform: translateX(6px); box-shadow: 0 8px 32px rgba(0,0,0,0.05); }
.community-page .bloggers-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 20px; }
.community-page .blogger-card { text-align: center; }
.community-page .blogger-avatar { width: 100%; aspect-ratio: 1/1; border-radius: 50%; margin-bottom: 14px; transition: transform 0.3s; }
.community-page .blogger-card:hover .blogger-avatar { transform: scale(1.06); }
.community-page .blogger-card:nth-child(1) .blogger-avatar { background: linear-gradient(135deg,#D4C5B9,#B5A393); }
.community-page .blogger-card:nth-child(2) .blogger-avatar { background: linear-gradient(135deg,#B9C5D4,#93A3B5); }
.community-page .blogger-card:nth-child(3) .blogger-avatar { background: linear-gradient(135deg,#C5D4B9,#A3B593); }
.community-page .blogger-card:nth-child(4) .blogger-avatar { background: linear-gradient(135deg,#D4B9C5,#B593A3); }
.community-page .blogger-card:nth-child(5) .blogger-avatar { background: linear-gradient(135deg,#C5B9D4,#A393B5); }
.community-page .blogger-card:nth-child(6) .blogger-avatar { background: linear-gradient(135deg,#D4D1B9,#B5B193); }
.community-page .blogger-card:nth-child(7) .blogger-avatar { background: linear-gradient(135deg,#B9D4C5,#93B5A3); }
.community-page .blogger-tag { display: inline-block; font-size: 11px; padding: 3px 10px; border-radius: 20px; background: var(--light-gray); color: var(--text-secondary); }
.community-page .cta-cards { display: flex; gap: 32px; justify-content: center; flex-wrap: wrap; }
.community-page .cta-card { background: #fff; border: 1px solid var(--border-color); border-radius: 16px; padding: 40px 48px; min-width: 280px; transition: transform 0.3s; }
.community-page .cta-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.05); }
.community-page .cta-card .cta-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--aux-pink); margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; font-family: var(--font-serif); font-weight: 700; font-size: 22px; color: var(--brand-pink); }

/* ==========================================
   CONTACT PAGE
   ========================================== */
.contact-page .contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.contact-page .contact-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 48px 32px 40px;
  text-align: center;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.contact-page .contact-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.05); }
.contact-page .contact-icon {
  width: 56px; height: 56px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: var(--aux-pink);
  display: flex; align-items: center; justify-content: center;
}
.contact-page .contact-icon svg { width: 24px; height: 24px; stroke: var(--text-primary); fill: none; stroke-width: 1.5; }
.contact-page .contact-card h3 { font-family: var(--font-serif); font-size: 18px; margin-bottom: 16px; letter-spacing: 2px; }
.contact-page .contact-card p { font-size: 14px; color: var(--text-secondary); line-height: 2; }
.contact-page .channel-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.contact-page .channel-card { background: #FFFFFF; border: 1px solid var(--border-color); border-radius: 12px; padding: 48px 40px; transition: transform 0.35s ease; }
.contact-page .channel-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.05); }
.contact-page .channel-card h3 { font-family: var(--font-serif); font-size: 20px; margin-bottom: 8px; letter-spacing: 2px; }
.contact-page .channel-card .channel-en { font-size: 11px; color: var(--text-secondary); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 24px; }
.contact-page .channel-card ul { list-style: none; }
.contact-page .channel-card li { font-size: 14px; color: var(--text-secondary); line-height: 2.2; padding-left: 16px; position: relative; }
.contact-page .channel-card li::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--warm-gray); }
.contact-page .channel-card li a { color: inherit; text-decoration: none; transition: color 0.3s ease; }
.contact-page .channel-card li a::after { content: '\2197'; font-size: 11px; margin-left: 6px; opacity: 0.35; }
.contact-page .channel-card li a:hover { color: var(--accent-gold, #c9a86c); }
.contact-page .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.contact-page .form-group { margin-bottom: 24px; }
.contact-page .form-group label { display: block; font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; letter-spacing: 1px; }
.contact-page .form-group input, .contact-page .form-group textarea {
  width: 100%; padding: 14px 16px; font-size: 14px;
  font-family: var(--font-sans); color: var(--text-primary);
  background: #FFFFFF; border: 1px solid var(--border-color);
  border-radius: 8px; outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.contact-page .form-group input:focus, .contact-page .form-group textarea:focus {
  border-color: var(--warm-gray);
  box-shadow: 0 0 0 3px rgba(213, 208, 203, 0.15);
}
.contact-page .form-group textarea { min-height: 140px; resize: vertical; }
.contact-page .form-submit {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 48px; font-size: 14px; letter-spacing: 2px;
  color: var(--dark-text); background: var(--text-primary);
  border: none; border-radius: 8px; cursor: pointer;
  transition: background 0.3s ease;
}
.contact-page .form-submit:hover { background: var(--brand-pink-light); }
.contact-page .dark-brand { background: var(--dark-bg); padding: 100px 24px; text-align: center; }
.contact-page .dark-brand h2 { font-family: var(--font-serif); font-size: 28px; color: var(--dark-text); letter-spacing: 6px; margin-bottom: 16px; }
.contact-page .dark-brand p { font-size: 15px; color: rgba(255,255,255,0.5); letter-spacing: 4px; }

/* ==========================================
   PRODUCT DETAIL PAGES (Shared)
   ========================================== */
.product-detail .hero-product { padding-top: 152px; padding-bottom: 100px; background: #fff; }
.product-detail .hero-product .section-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.product-detail .hero-badge { display: inline-block; font-size: 12px; border: 1px solid var(--border-color); border-radius: 20px; padding: 5px 18px; margin-bottom: 24px; letter-spacing: 1px; }
.product-detail .hero-product-name { font-family: var(--font-serif); font-size: 36px; font-weight: 700; letter-spacing: 2px; margin-bottom: 4px; line-height: 1.3; }
.product-detail .hero-product-name-en { font-size: 16px; color: var(--text-secondary); letter-spacing: 1px; margin-bottom: 28px; }
.product-detail .hero-product-price { font-family: var(--font-serif); font-size: 30px; font-weight: 700; margin-bottom: 24px; }
.product-detail .hero-product-desc { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 36px; max-width: 420px; }
.product-detail .hero-actions { display: flex; align-items: center; gap: 24px; margin-bottom: 40px; }
.product-detail .color-selector { display: flex; align-items: center; gap: 16px; }
.product-detail .color-dot { width: 28px; height: 28px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; transition: border-color 0.3s, transform 0.2s; }
.product-detail .color-dot.active { border-color: var(--text-primary); transform: scale(1.1); }
.product-detail .gallery-grid { display: grid; gap: 16px; }
.product-detail .gallery-item { border-radius: 12px; overflow: hidden; background: var(--bg-cream); aspect-ratio: 1/1; transition: transform 0.4s ease; }
.product-detail .gallery-item:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,0.06); }
.product-detail .gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-detail .gallery-item:hover img { transform: scale(1.03); }
.product-detail .tech-section { background: var(--dark-bg); color: var(--dark-text); text-align: center; }
.product-detail .tech-grid { display: grid; gap: 24px; margin-top: 56px; }
.product-detail .tech-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); border-radius: 16px; padding: 48px 24px 40px; transition: background 0.3s ease, transform 0.3s ease; }
.product-detail .tech-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-4px); }
.product-detail .tech-number { font-family: var(--font-serif); font-size: 48px; font-weight: 700; color: #fff; margin-bottom: 4px; line-height: 1.1; }
.product-detail .tech-unit { font-family: var(--font-serif); font-size: 18px; font-weight: 400; color: rgba(255,255,255,0.5); margin-bottom: 16px; }
.product-detail .tech-label { font-size: 16px; font-weight: 500; color: var(--dark-text); margin-bottom: 12px; }
.product-detail .tech-desc { font-size: 13px; color: rgba(255,255,255,0.45); line-height: 1.7; }
.product-detail .specs-table { width: 100%; border-collapse: collapse; }
.product-detail .specs-table tr { border-bottom: 1px solid var(--border-color); }
.product-detail .specs-table tr:last-child { border-bottom: none; }
.product-detail .specs-table th { text-align: left; padding: 18px 24px; font-size: 14px; font-weight: 500; color: var(--text-secondary); width: 200px; background: rgba(246,246,246,0.5); }
.product-detail .specs-table td { padding: 18px 24px; font-size: 15px; }
.product-detail .related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 56px; }
.product-detail .related-card { background: #fff; border-radius: 16px; overflow: hidden; border: 1px solid var(--border-color); transition: transform 0.4s ease, box-shadow 0.4s ease; display: block; text-decoration: none; color: inherit; }
.product-detail .related-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,0.06); }
.product-detail .related-card-image { aspect-ratio: 1/1; background: var(--bg-cream); overflow: hidden; }
.product-detail .related-card-image img { width: 100%; height: 100%; object-fit: cover; }
.product-detail .related-card-info { padding: 24px; }
.product-detail .related-card-name { font-family: var(--font-serif); font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.product-detail .related-card-price { font-family: var(--font-serif); font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.product-detail .related-card-link { font-size: 14px; color: var(--text-secondary); border-bottom: 1px solid var(--border-color); padding-bottom: 2px; }

/* Xiangjian specific */
.product-xiangjian .color-card { background: #fff; border-radius: 16px; overflow: hidden; border: 1px solid var(--border-color); transition: transform 0.4s ease; }
.product-xiangjian .color-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0,0,0,0.06); }
.product-xiangjian .color-card-image { aspect-ratio: 1/1; background: var(--bg-cream); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.product-xiangjian .color-card-image img { width: 100%; height: 100%; object-fit: contain; padding: 32px; }
.product-xiangjian .color-card-info { padding: 28px 24px; }
.product-xiangjian .color-card-name { font-family: var(--font-serif); font-size: 20px; font-weight: 700; margin-bottom: 2px; }
.product-xiangjian .design-row { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-bottom: 80px; }
.product-xiangjian .design-row:last-child { margin-bottom: 0; }
.product-xiangjian .design-row.reverse { direction: rtl; }
.product-xiangjian .design-row.reverse > * { direction: ltr; }
.product-xiangjian .design-image-wrap { border-radius: 16px; overflow: hidden; background: var(--bg-cream); aspect-ratio: 1/1; }
.product-xiangjian .design-image-wrap img { width: 100%; height: 100%; object-fit: contain; padding: 24px; transition: transform 0.6s ease; }
.product-xiangjian .design-image-wrap:hover img { transform: scale(1.03); }

/* Earbuds specific */
.product-earbuds .features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.product-earbuds .feature-card { background: #fff; border-radius: 20px; padding: 48px 32px; text-align: center; transition: transform 0.3s ease, box-shadow 0.3s ease; border: 1px solid var(--border-color); }
.product-earbuds .feature-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.06); }
.product-earbuds .feature-icon { width: 72px; height: 72px; margin: 0 auto 28px; background: var(--light-gray); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.product-earbuds .feature-highlight { display: inline-block; margin-top: 16px; font-size: 28px; font-weight: 400; letter-spacing: 1px; }
.product-earbuds .feature-unit { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }
.product-earbuds .dark-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.product-earbuds .dark-feature-list { margin-top: 40px; }
.product-earbuds .dark-feature-item { display: flex; align-items: flex-start; gap: 16px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
.product-earbuds .dark-feature-item:last-child { border-bottom: none; }
.product-earbuds .dark-feature-num { font-size: 28px; font-weight: 400; color: rgba(255,255,255,0.2); min-width: 48px; }
.product-earbuds .colors-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
.product-earbuds .color-card-detail { border-radius: 24px; overflow: hidden; border: 1px solid var(--border-color); background: #fff; transition: transform 0.3s ease; }
.product-earbuds .color-card-detail:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(0,0,0,0.06); }
.product-earbuds .specs-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--border-color); border-radius: 20px; overflow: hidden; }
.product-earbuds .spec-item { padding: 40px 36px; border-bottom: 1px solid var(--border-color); border-right: 1px solid var(--border-color); }
.product-earbuds .spec-item:nth-child(3n) { border-right: none; }
.product-earbuds .spec-item:nth-last-child(-n+3) { border-bottom: none; }
.product-earbuds .spec-label { font-size: 12px; letter-spacing: 2px; color: var(--text-secondary); margin-bottom: 10px; text-transform: uppercase; }
.product-earbuds .spec-value { font-size: 24px; font-weight: 400; }
.product-earbuds .spec-value small { font-size: 14px; color: var(--text-secondary); }

/* ==========================================
   RESPONSIVE: Tablet
   ========================================== */
@media (max-width: 1200px) {
  .section-pad { padding: 80px 48px; }
  .navbar { padding: 0 32px; }
  .navbar-nav { gap: 24px; }
  .footer { padding: 56px 32px 28px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }

  /* Home */
  .home-philosophy .philosophy-grid { gap: 48px; }
  .home-showcase .showcase-grid { gap: 48px; }
  .home-products .product-cards { grid-template-columns: repeat(2, 1fr); }
  .home-science .science-grid { grid-template-columns: repeat(2, 1fr); }

  /* Products */
  .products-page .products-grid { grid-template-columns: repeat(2, 1fr); }
  .products-page .filter-tabs { padding: 40px 40px 0; }

  /* Brand Story */
  .brand-story .origin-grid { gap: 48px; }
  .brand-story .philosophy-grid { gap: 24px; }

  /* Science */
  .science-page .what-5db { flex-direction: column; gap: 48px; }
  .science-page .science-cards { grid-template-columns: 1fr; }
  .science-page .data-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }

  /* Community */
  .community-page .stories-grid { grid-template-columns: repeat(2, 1fr); }
  .community-page .bloggers-grid { grid-template-columns: repeat(3, 1fr); }

  /* Contact */
  .contact-page .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-page .form-grid { gap: 40px; }

  /* Product detail */
  .product-detail .hero-product .section-inner { gap: 48px; }
  .product-detail .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .product-detail .related-grid { grid-template-columns: 1fr; }
  .product-xiangjian .design-row { gap: 48px; }

  /* Earbuds */
  .product-earbuds .features-grid { grid-template-columns: repeat(2, 1fr); }
  .product-earbuds .dark-inner { gap: 50px; }
  .product-earbuds .specs-grid { grid-template-columns: repeat(2, 1fr); }
  .product-earbuds .spec-item:nth-child(3n) { border-right: 1px solid var(--border-color); }
  .product-earbuds .spec-item:nth-child(2n) { border-right: none; }
}

/* ==========================================
   RESPONSIVE: Mobile
   ========================================== */
@media (max-width: 768px) {
  .section-pad { padding: 64px 24px; }
  .navbar { padding: 0 20px; height: 60px; }
  .navbar-nav {
    display: none;
    position: fixed;
    top: 60px; left: 0;
    width: 100%;
    background: rgba(246,246,246,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 24px 20px;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
  }
  .navbar-nav.open { display: flex; }
  .navbar-nav li a { display: block; padding: 14px 0; font-size: 15px; }
  .nav-toggle, .navbar-toggle, .nav-toggle-btn { display: flex; }
  .footer { padding: 48px 20px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section-title-cn, .section-title { font-size: 24px; }

  /* Home */
  .hero-home .hero-title { font-size: 32px; letter-spacing: 2px; }
  .hero-home .hero-subtitle { font-size: 16px; }
  .home-philosophy .philosophy-grid { grid-template-columns: 1fr; gap: 40px; }
  .home-products .product-cards { grid-template-columns: 1fr; }
  .home-showcase .showcase-grid { grid-template-columns: 1fr; gap: 40px; }
  .home-science .science-grid { grid-template-columns: 1fr; }
  .home-science .science-card { padding: 32px 24px; }
  .home-brand-cta { padding: 80px 24px; }
  .home-brand-cta .brand-cta-title { font-size: 24px; }

  /* Page Hero */
  .page-hero-banner h1 { font-size: 32px; letter-spacing: 4px; }

  /* Products */
  .products-page .filter-tabs { padding: 32px 20px 0; flex-wrap: wrap; gap: 12px; }
  .products-page .products-grid { grid-template-columns: 1fr; }

  /* Brand Story */
  .brand-story .origin-grid { grid-template-columns: 1fr; gap: 40px; }
  .brand-story .origin-image { order: -1; aspect-ratio: 16/10; }
  .brand-story .philosophy-grid { grid-template-columns: 1fr; gap: 20px; }
  .brand-story .philosophy-card { padding: 36px 24px; }
  .brand-story .statement { padding: 80px 20px; }
  .brand-story .statement-text { font-size: 26px; letter-spacing: 6px; }
  .brand-story .timeline::before { left: 20px; }
  .brand-story .timeline-item { width: 100%; left: 0; text-align: left; padding-left: 52px; padding-right: 0; }
  .brand-story .timeline-item:nth-child(odd) { text-align: left; padding-right: 0; padding-left: 52px; }
  .brand-story .timeline-item::before { left: 14px !important; right: auto !important; }

  /* Science */
  .science-page .what-5db { flex-direction: column; }
  .science-page .science-cards { grid-template-columns: 1fr; }
  .science-page .dark-data { padding: 80px 20px; }
  .science-page .data-grid { grid-template-columns: 1fr; }
  .science-page .compare-table { font-size: 13px; }

  /* Community */
  .community-page .stories-grid { grid-template-columns: 1fr; }
  .community-page .bloggers-grid { grid-template-columns: repeat(2, 1fr); }
  .community-page .cta-cards { flex-direction: column; align-items: center; }

  /* Contact */
  .contact-page .contact-grid { grid-template-columns: 1fr; }
  .contact-page .channel-grid { grid-template-columns: 1fr; }
  .contact-page .form-grid { grid-template-columns: 1fr; }

  /* Product Detail */
  .product-detail .hero-product { padding: 120px 24px 64px; }
  .product-detail .hero-product .section-inner { grid-template-columns: 1fr; gap: 40px; }
  .product-detail .hero-product-name { font-size: 28px; }
  .product-detail .tech-grid { grid-template-columns: 1fr 1fr; }
  .product-detail .related-grid { grid-template-columns: 1fr; }
  .product-detail .specs-table th { width: 140px; padding: 14px 16px; }
  .product-xiangjian .design-row { grid-template-columns: 1fr; gap: 32px; }
  .product-xiangjian .design-row.reverse { direction: ltr; }

  /* Earbuds */
  .product-earbuds .features-grid { grid-template-columns: 1fr 1fr; }
  .product-earbuds .dark-inner { grid-template-columns: 1fr; }
  .product-earbuds .colors-grid { grid-template-columns: 1fr; }
  .product-earbuds .specs-grid { grid-template-columns: 1fr; }
  .product-earbuds .spec-item { border-right: none !important; }
  .product-earbuds .spec-item:last-child { border-bottom: none; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-home .hero-title { font-size: 28px; }
  .brand-story .statement-text { font-size: 22px; letter-spacing: 4px; }
  .product-detail .tech-grid { grid-template-columns: 1fr; }
  .product-earbuds .features-grid { grid-template-columns: 1fr; }
  .science-page .data-grid { grid-template-columns: 1fr; }
  .science-page .cert-grid { grid-template-columns: 1fr !important; }
}

/* ========== WordPress Specific ========== */
.wp-block-image img { max-width: 100%; height: auto; }
.admin-bar .navbar { top: 32px; }
@media (max-width: 782px) { .admin-bar .navbar { top: 46px; } }

/* ============================================================
   5dB Science Page - Acoustic Tech Section
   ============================================================ */
.science-page .acoustic-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}
.science-page .acoustic-block:nth-child(even) .acoustic-text { order: 2; }
.science-page .acoustic-block:nth-child(even) .acoustic-visual { order: 1; }
.science-page .acoustic-num {
  font-family: var(--font-serif);
  font-size: 64px;
  color: var(--accent-gold, #c9a86c);
  line-height: 1;
  margin-bottom: 16px;
  font-weight: 300;
  letter-spacing: -2px;
}
.science-page .acoustic-title {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--text-primary);
  line-height: 1.5;
  margin-bottom: 28px;
  font-weight: 500;
  letter-spacing: 1px;
}
.science-page .acoustic-points { display: flex; flex-direction: column; gap: 20px; }
.science-page .acoustic-point {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.science-page .acoustic-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-gold, #c9a86c);
  margin-top: 8px;
  flex-shrink: 0;
}
.science-page .acoustic-dot.good { background: #5a8a6b; }
.science-page .acoustic-point h4 {
  font-size: 16px;
  color: var(--text-primary);
  margin-bottom: 4px;
  font-weight: 600;
}
.science-page .acoustic-point p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0;
}
.science-page .acoustic-visual {
  background: #fff;
  border-radius: 16px;
  padding: 36px 32px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.04);
}

/* Frequency chart */
.science-page .freq-chart {
  position: relative;
  height: 200px;
  border-left: 1px solid #e8e4de;
  border-bottom: 1px solid #e8e4de;
  margin-bottom: 16px;
}
.science-page .freq-curve {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(to top, rgba(201,168,108,0.15) 0%, transparent 100%);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 180'%3E%3Cpath d='M0,140 C20,130 40,100 60,70 C80,40 100,30 140,25 C180,20 220,22 260,24 C300,26 340,28 360,50 C380,72 390,90 400,120' fill='none' stroke='%23c9a86c' stroke-width='2.5'/%3E%3C/svg%3E") no-repeat center/contain;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 180'%3E%3Cpath d='M0,140 C20,130 40,100 60,70 C80,40 100,30 140,25 C180,20 220,22 260,24 C300,26 340,28 360,50 C380,72 390,90 400,120' fill='none' stroke='%23c9a86c' stroke-width='2.5'/%3E%3C/svg%3E") no-repeat center/contain;
}
.science-page .freq-curve::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 180'%3E%3Cpath d='M0,140 C20,130 40,100 60,70 C80,40 100,30 140,25 C180,20 220,22 260,24 C300,26 340,28 360,50 C380,72 390,90 400,120' fill='none' stroke='%23c9a86c' stroke-width='2.5'/%3E%3C/svg%3E") no-repeat center/contain;
}
.science-page .freq-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-tertiary, #999);
}
.science-page .freq-legend {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-secondary);
}
.science-page .freq-legend i {
  display: inline-block;
  width: 20px;
  height: 3px;
  vertical-align: middle;
  margin-right: 6px;
  border-radius: 2px;
}

/* THD bars */
.science-page .thd-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  height: 180px;
  gap: 8px;
  margin-bottom: 16px;
  padding-top: 20px;
}
.science-page .thd-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
}
.science-page .thd-fill {
  width: 100%;
  max-width: 48px;
  border-radius: 6px 6px 0 0;
  transition: height 1s ease;
}
.science-page .thd-bar span {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 8px;
}
.science-page .thd-bar em {
  font-size: 11px;
  color: var(--accent-gold, #c9a86c);
  font-style: normal;
  font-weight: 600;
}
.science-page .thd-caption {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin: 8px 0 0;
}

/* Dynamic algorithm chart */
.science-page .dyn-chart {
  position: relative;
  height: 180px;
  border-left: 1px solid #e8e4de;
  border-bottom: 1px solid #e8e4de;
  margin-bottom: 16px;
}
.science-page .dyn-line-before {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 160'%3E%3Cpath d='M0,100 L60,95 L120,40 L180,110 L240,30 L300,105 L360,50 L400,95' fill='none' stroke='%23c45c5c' stroke-width='2' stroke-dasharray='6,4'/%3E%3C/svg%3E") no-repeat center/contain;
  opacity: 0.7;
}
.science-page .dyn-line-after {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 160'%3E%3Cpath d='M0,100 L60,95 L120,70 L180,95 L240,60 L300,90 L360,75 L400,90' fill='none' stroke='%235a8a6b' stroke-width='2.5'/%3E%3C/svg%3E") no-repeat center/contain;
}
.science-page .dyn-legend {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 12px;
  color: var(--text-secondary);
}
.science-page .dyn-legend i {
  display: inline-block;
  width: 20px;
  height: 3px;
  vertical-align: middle;
  margin-right: 6px;
  border-radius: 2px;
}
.science-page .dyn-caption {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin: 8px 0 0;
}

/* Fit tags */
.science-page .acoustic-fit {
  text-align: center;
  padding: 40px;
  background: #fff;
  border-radius: 16px;
  margin-top: 20px;
}
.science-page .acoustic-fit-label {
  font-size: 13px;
  color: var(--accent-gold, #c9a86c);
  letter-spacing: 2px;
  margin-bottom: 20px;
  font-weight: 600;
}
.science-page .acoustic-fit-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.science-page .acoustic-fit-tags span {
  padding: 8px 20px;
  background: #f5f2ed;
  border-radius: 20px;
  font-size: 14px;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
  .science-page .acoustic-block {
    grid-template-columns: 1fr;
    gap: 36px;
    margin-bottom: 56px;
  }
  .science-page .acoustic-block:nth-child(even) .acoustic-text { order: 0; }
  .science-page .acoustic-block:nth-child(even) .acoustic-visual { order: 0; }
  .science-page .acoustic-num { font-size: 48px; }
  .science-page .acoustic-title { font-size: 22px; }
}
/* Footer shop links */
.footer .footer-shop-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.footer .footer-shop-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  transition: all 0.3s ease;
}
.footer .footer-shop-link:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}
.footer .footer-shop-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #c9a86c, #b5945a);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  flex-shrink: 0;
}
.footer .footer-shop-text {
  font-size: 14px;
  line-height: 1.4;
}
.footer .footer-shop-text em {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  font-style: normal;
  margin-top: 2px;
}
.footer .footer-col-social {
  margin-top: 16px;
}