/* ========================================
   G-MEOH B2C 优化样式
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  /* 颜色系统 */
  --ink: #1a1a1a;
  --muted: #6b7280;
  --line: #e5e7eb;
  --paper: #fafafa;
  --white: #ffffff;
  --field: #f3f4f6;
  
  /* 品牌色 - 西门子专业绿 */
  --green: #009999;
  --green-dark: #007a7a;
  --green-light: #e6f5f5;
  --mint: #00b8b8;
  
  /* 强调色 */
  --accent: #3b82f6;
  --accent-dark: #2563eb;
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);
  
  /* 圆角 */
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* ========================================
   Global Label System - Home & Garden
   Keeps every small label aligned with the 2C logo palette.
   ======================================== */

.eyebrow,
.product-badge,
.hero-pills span,
.model-tags span,
.feature-pills span,
.product-features span,
.combo-options article.preferred::before,
.video-play-badge {
  background: var(--green-dark) !important;
  color: #ffffff !important;
  border-color: var(--green-dark) !important;
}

.combo-options span,
.vat-note,
.video-link-row a,
.secondary-link {
  background: #ffffff !important;
  color: var(--green-dark) !important;
  border-color: var(--green-dark) !important;
}

.combo-options article,
.review-author span,
.support-grid article,
.faq-section details {
  border-color: rgba(0, 122, 122, 0.18);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ========================================
   链接样式 - 移除下划线
   ======================================== */

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

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

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

/* ========================================
   Header 导航栏
   ======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--ink);
}

.brand-logo {
  height: 66px;
  width: 270px;
  object-fit: contain;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid rgba(0, 153, 153, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-sm);
  flex: 0 0 auto;
}

.language-switch a {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: 999px;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--muted);
}

.language-switch a.active {
  background: var(--green-light);
  box-shadow: inset 0 0 0 1px rgba(0, 153, 153, 0.2);
}

.language-switch span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.portal-switch {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.45rem;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  border: 1px solid #005691;
  background: #07304f;
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 800;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

.portal-switch:hover {
  border-color: #005691;
  background: #005691;
  color: #ffffff;
}

.brand > span {
  display: none;
}

.brand-icon {
  font-size: 1.5rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex: 1;
  justify-content: center;
}

.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--muted);
  padding: 0.5rem 0;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

/* 下拉菜单 */
.dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.5rem;
  min-width: 200px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  z-index: 50;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.dropdown-content a {
  display: block;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  color: var(--ink);
  font-weight: 500;
  line-height: 1.4;
}

.dropdown-content a strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: var(--ink);
}

.dropdown-content a small {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 400;
}

.dropdown-content a::after {
  display: none;
}

.dropdown-content a:hover {
  background: var(--green-light);
  color: var(--green-dark);
}

.dropdown-content a:hover strong {
  color: var(--green-dark);
}

.dropdown > a::after {
  content: '▼';
  font-size: 0.7em;
  margin-left: 0.35rem;
  opacity: 0.6;
}

/* 购物车按钮 */
.cart-button {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  background: var(--white);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
}

.cart-button:hover {
  border-color: var(--green);
  background: var(--green-light);
}

.cart-button strong {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  background: var(--green);
  color: white;
  border-radius: 50%;
  font-size: 0.75rem;
}

.cart-icon {
  width: 20px;
  height: 16px;
  border: 2px solid currentColor;
  border-top: 0;
  position: relative;
}

.cart-icon::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 3px;
  width: 10px;
  height: 8px;
  border: 2px solid currentColor;
  border-bottom: 0;
  border-radius: 8px 8px 0 0;
}

/* ========================================
   Hero 区域
   ======================================== */

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 5rem 3rem;
  min-height: 85vh;
  background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 100%);
}

.hero-copy {
  max-width: 600px;
}

.eyebrow {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--green);
  color: #ffffff;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 1.5rem;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-copy > p {
  font-size: 1.125rem;
  color: var(--muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.primary-link,
.secondary-link,
.add-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
}

.primary-link {
  background: var(--green);
  color: white;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.primary-link:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.secondary-link {
  background: var(--white);
  color: var(--ink);
  border: 1.5px solid var(--line);
}

.secondary-link:hover {
  border-color: var(--green);
  background: var(--field);
}

.hero-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-media img {
  width: 100%;
  max-width: 600px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.hero-product-card {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 280px;
}

.hero-product-card span {
  display: block;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.hero-product-card strong {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.hero-product-card small {
  display: block;
  font-size: 0.875rem;
  color: var(--muted);
}

/* ========================================
   Trust Strip 信任标志
   ======================================== */

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip > div {
  background: var(--white);
  padding: 2rem 1.5rem;
  text-align: center;
}

.trust-icon {
  display: block;
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.trust-strip strong {
  display: block;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--ink);
}

.trust-strip span {
  display: block;
  font-size: 0.875rem;
  color: var(--muted);
}

.product-video-section {
  padding: 5rem 3rem;
  background: var(--white);
}

.product-video-frame {
  position: relative;
  display: block;
  max-width: 1040px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  overflow: hidden;
  background: #07151c;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
}

.product-video-frame img,
.product-video-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  object-fit: cover;
}

.video-open-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 21, 28, 0.05), rgba(7, 21, 28, 0.48));
}

.video-play-badge {
  position: absolute;
  left: 50%;
  bottom: 2rem;
  z-index: 2;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--green-dark);
  font-weight: 900;
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.28);
}

.video-link-row {
  max-width: 1040px;
  margin: 1rem auto 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* ========================================
   Section 通用样式
   ======================================== */

.category-band,
.product-video-section,
.detail-band,
.reviews-section,
.app-section,
.support-band,
.faq-section,
.newsletter-section {
  padding: 5rem 3rem;
}

.section-heading {
  max-width: 700px;
  margin-bottom: 3rem;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-heading p {
  font-size: 1.125rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ========================================
   Product Grid 产品网格
   ======================================== */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--green);
}

.product-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--green);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 700;
  z-index: 10;
}

.product-visual {
  position: relative;
  background: var(--field);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-visual img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.combo-visual {
  min-height: 310px;
  overflow: hidden;
  background: linear-gradient(180deg, #f7fbfb 0%, #e9f6f6 100%);
}

.combo-visual .combo-main-img {
  width: 100%;
  max-height: 310px;
  object-fit: contain;
  transform: translateY(4px);
}

.combo-visual .combo-addon-img {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  width: min(42%, 190px);
  padding: 0.45rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.16);
}

.product-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.product-body > p {
  color: var(--muted);
  margin-bottom: 1rem;
  flex: 1;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  min-height: 54px;
  align-content: flex-start;
}

.product-features span {
  padding: 0.375rem 0.75rem;
  background: var(--field);
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--ink);
  font-weight: 500;
}

.price-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  margin-bottom: 0.75rem;
}

.price-line strong {
  flex: 1 1 auto;
  font-size: 1.75rem;
  color: var(--green);
  white-space: nowrap;
}

.add-button {
  flex: 0 0 auto;
  padding: 0.75rem 1.5rem;
  background: var(--green);
  color: white;
  font-size: 0.875rem;
  white-space: nowrap;
  min-width: 142px;
}

.add-button:hover {
  background: var(--green-dark);
}

.vat-note {
  font-size: 0.75rem;
  color: var(--muted);
}

.combo-card {
  border-color: rgba(0, 153, 153, 0.32);
  box-shadow: 0 18px 46px rgba(0, 153, 153, 0.12);
}

.combo-matrix {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 1.5rem;
  align-items: stretch;
  padding: 1.5rem;
  border: 1px solid rgba(0, 153, 153, 0.18);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #ffffff 0%, #eefafa 100%);
  box-shadow: var(--shadow);
}

.combo-matrix h3 {
  font-size: 1.45rem;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.combo-matrix p {
  color: var(--muted);
}

.combo-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.combo-options article {
  display: grid;
  gap: 0.45rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.86);
}

.combo-options article.preferred {
  border-color: var(--green);
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(0, 153, 153, 0.12);
}

.combo-options strong {
  font-size: 1rem;
}

.combo-options span {
  color: var(--muted);
  font-size: 0.88rem;
}

.combo-options b {
  color: var(--green-dark);
  font-size: 1.35rem;
}

/* ========================================
   Detail Band 详情区
   ======================================== */

.detail-band {
  background: var(--ink);
  color: white;
}

.detail-band .eyebrow {
  background: var(--green);
  color: #ffffff;
}

.detail-band h2,
.detail-band h3 {
  color: white;
}

.detail-band p {
  color: rgba(255, 255, 255, 0.8);
}

.feature-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.feature-layout img {
  width: 100%;
  border-radius: var(--radius-lg);
}

.feature-list {
  display: grid;
  gap: 1.5rem;
}

.feature-list article {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-list h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

/* ========================================
   Reviews 评论区
   ======================================== */

.reviews-section {
  background: var(--field);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.review-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
}

.review-stars {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.review-card h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.review-card > p {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.review-author strong {
  display: block;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.review-author span {
  font-size: 0.875rem;
  color: var(--muted);
}

/* ========================================
   App Section
   ======================================== */

.app-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.app-features {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.app-feature {
  display: flex;
  gap: 1rem;
  align-items: start;
}

.feature-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.app-feature strong {
  display: block;
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.app-feature p {
  color: var(--muted);
  font-size: 0.875rem;
}

.phone-mockup {
  background: var(--field);
  padding: 2rem;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-mockup img {
  max-width: 300px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   Support Grid
   ======================================== */

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.support-grid article {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  text-align: center;
}

.support-grid h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.support-grid p {
  color: var(--muted);
  margin-bottom: 1rem;
}

.support-grid strong {
  display: block;
  font-size: 1.125rem;
  color: var(--green);
}

/* ========================================
   FAQ
   ======================================== */

.faq-section {
  background: var(--white);
}

details {
  background: var(--field);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid var(--line);
}

summary {
  font-weight: 700;
  font-size: 1.125rem;
  cursor: pointer;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::before {
  content: '→';
  display: inline-block;
  margin-right: 0.75rem;
  transition: transform 0.2s;
}

details[open] summary::before {
  transform: rotate(90deg);
}

details p {
  margin-top: 1rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ========================================
   Newsletter
   ======================================== */

.newsletter-section {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  color: white;
  text-align: center;
}

.newsletter-content h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.newsletter-content > p {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.newsletter-form {
  display: flex;
  gap: 1rem;
  max-width: 500px;
  margin: 0 auto 1rem;
}

.newsletter-form input {
  flex: 1;
  padding: 1rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
}

.newsletter-form button {
  padding: 1rem 2rem;
  background: white;
  color: var(--green);
  border: none;
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.newsletter-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.newsletter-content small {
  opacity: 0.8;
  font-size: 0.875rem;
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
  background: var(--ink);
  color: white;
  padding: 4rem 3rem 2rem;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand strong {
  display: block;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  font-size: 1.5rem;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.social-links a:hover {
  opacity: 1;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.footer-links strong {
  display: block;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer-links a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

/* ========================================
   响应式设计
   ======================================== */

@media (max-width: 1024px) {
  .hero,
  .feature-layout,
  .app-section {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-main {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .site-header {
    flex-wrap: wrap;
    padding: 1rem;
  }
  
  .main-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    gap: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--line);
  }
  
  .trust-strip {
    grid-template-columns: 1fr;
  }
  
  .product-grid,
  .reviews-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* ========================================
   手机端增强：清晰阅读和可点击购买
   ======================================== */

@media (max-width: 640px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    background: #f7fafa;
  }

  .site-header {
    padding: 0.75rem 1rem;
    gap: 0.75rem;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  }

  .brand-logo {
    height: 48px;
    width: 190px;
  }

  .cart-button {
    margin-left: auto;
    padding: 0.55rem 0.75rem;
  }

  .cart-button > span:not(.cart-icon) {
    display: none;
  }

  .main-nav {
    gap: 0.9rem;
    padding-top: 0.75rem;
    padding-bottom: 0.25rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .main-nav::-webkit-scrollbar {
    display: none;
  }

  .main-nav a,
  .dropdown {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .main-nav a {
    font-size: 0.9rem;
    color: #374151;
  }

  .dropdown-content {
    min-width: 230px;
  }

  .hero {
    min-height: auto;
    padding: 2rem 1rem 2.5rem;
    gap: 1.5rem;
    background: linear-gradient(180deg, #ffffff 0%, #eefafa 100%);
  }

  h1 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .hero-copy > p,
  .section-heading p {
    font-size: 1rem;
    line-height: 1.6;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .primary-link,
  .secondary-link,
  .add-button {
    width: 100%;
    min-height: 48px;
    padding: 0.85rem 1rem;
  }

  .hero-media img {
    border-radius: 14px;
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.12);
  }

  .hero-product-card {
    position: static;
    max-width: none;
    margin-top: 0.75rem;
    padding: 1rem;
    border: 1px solid var(--line);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  }

  .category-band,
  .product-video-section,
  .detail-band,
  .reviews-section,
  .app-section,
  .support-band,
  .faq-section,
  .newsletter-section {
    padding: 3rem 1rem;
  }

  .section-heading {
    margin-bottom: 1.75rem;
  }

  .section-heading h2 {
    font-size: clamp(1.65rem, 8vw, 2.25rem);
  }

  .trust-strip > div {
    padding: 1.15rem 1rem;
  }

  .product-grid,
  .reviews-grid,
  .support-grid {
    gap: 1rem;
  }

  .product-card {
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.07);
    min-width: 0;
  }

  .product-visual {
    min-height: 220px;
    padding: 0.75rem;
    background: linear-gradient(180deg, #ffffff 0%, #f2f7f7 100%);
  }

  .product-visual img {
    max-height: 240px;
    object-fit: contain;
  }

  .combo-visual {
    min-height: 235px;
  }

  .combo-visual .combo-main-img {
    max-height: 235px;
  }

  .combo-visual .combo-addon-img {
    right: 0.75rem;
    bottom: 0.75rem;
    width: min(40%, 145px);
    border-radius: 12px;
  }

  .product-body {
    padding: 1rem;
  }

  .eyebrow {
    margin-bottom: 1rem;
    font-size: 0.78rem;
  }

  .product-body h3 {
    font-size: 1.18rem;
  }

  .product-features {
    min-height: 0;
    margin-bottom: 1rem;
  }

  .price-line {
    align-items: center;
    flex-direction: row;
    gap: 0.65rem;
  }

  .price-line strong {
    font-size: clamp(1.35rem, 6vw, 1.65rem);
  }

  .price-line .add-button {
    width: auto;
    min-width: 124px;
    min-height: 44px;
    padding: 0.72rem 0.9rem;
    font-size: 0.82rem;
  }

  .vat-note {
    line-height: 1.45;
  }

  .feature-layout {
    gap: 1.25rem;
  }

  .combo-matrix {
    grid-template-columns: 1fr;
    margin-top: 1rem;
    padding: 1rem;
  }

  .combo-options {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Final Color System - Home & Garden
   One consistent 2C palette across the whole page.
   ======================================== */

.eyebrow,
.product-badge,
.hero-pills span,
.model-tags span,
.feature-pills span,
.product-features span,
.video-play-badge {
  background: var(--green) !important;
  color: #ffffff !important;
  border-color: var(--green) !important;
}

.primary-link,
.add-button,
.newsletter-form button {
  background: var(--green) !important;
  color: #ffffff !important;
  border-color: var(--green) !important;
  box-shadow: 0 12px 26px rgba(0, 153, 153, 0.22) !important;
}

.primary-link:hover,
.add-button:hover,
.newsletter-form button:hover {
  background: var(--green-dark) !important;
  border-color: var(--green-dark) !important;
  color: #ffffff !important;
}

.secondary-link,
.video-link-row a,
.combo-options span,
.vat-note {
  background: #ffffff !important;
  color: var(--green-dark) !important;
  border-color: var(--green-dark) !important;
}

/* Standard B2C checkout drawer */
body.drawer-open {
  overflow: hidden;
}

.cart-drawer {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  justify-content: flex-end;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(8px);
}

.cart-drawer[aria-hidden="false"] {
  display: flex;
}

.drawer-panel {
  width: min(100%, 520px);
  height: 100%;
  overflow-y: auto;
  padding: clamp(1rem, 3vw, 1.5rem);
  background: var(--white);
  box-shadow: -24px 0 70px rgba(15, 23, 42, 0.22);
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.drawer-head h2 {
  margin: 0;
  font-size: clamp(1.55rem, 4vw, 2rem);
}

.drawer-head button {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 900;
}

.cart-items {
  display: grid;
  gap: .8rem;
}

.cart-item {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) auto;
  align-items: center;
  gap: .8rem;
  padding: .75rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.cart-item img {
  width: 76px;
  height: 76px;
  object-fit: contain;
  border-radius: 10px;
  background: var(--field);
  padding: .35rem;
}

.cart-item h3 {
  margin: 0 0 .2rem;
  font-size: .98rem;
  line-height: 1.25;
}

.cart-item p {
  margin: 0 0 .45rem;
  color: var(--muted);
  font-size: .86rem;
}

.cart-item > strong {
  color: var(--green);
  white-space: nowrap;
}

.qty-controls {
  display: flex;
  align-items: center;
  gap: .35rem;
}

.qty-controls button {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field);
  color: var(--ink);
  cursor: pointer;
  font-weight: 900;
}

.qty-controls span {
  min-width: 1.5rem;
  text-align: center;
  font-weight: 850;
}

.cart-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 1.1rem 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-weight: 850;
}

.cart-total strong {
  color: var(--green);
  font-size: 1.35rem;
}

.empty-cart {
  padding: 1.4rem;
  border: 1px dashed var(--line);
  border-radius: 14px;
  background: var(--field);
  color: var(--muted);
  text-align: center;
  font-weight: 750;
}

.checkout-form {
  display: grid;
  gap: .95rem;
  padding-top: .5rem;
}

.checkout-form h3 {
  margin: 0;
  font-size: 1.25rem;
}

.checkout-form fieldset {
  display: grid;
  gap: .75rem;
  margin: 0;
  padding: .9rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.checkout-form legend {
  padding: 0 .35rem;
  color: var(--green-dark);
  font-weight: 950;
}

.checkout-form label {
  display: grid;
  gap: .35rem;
  color: var(--ink);
  font-size: .9rem;
  font-weight: 800;
}

.checkout-form input,
.checkout-form textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: .68rem .78rem;
  background: var(--field);
  color: var(--ink);
  font: inherit;
}

.checkout-form textarea {
  resize: vertical;
}

.checkout-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
}

.payment-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .5rem;
}

.payment-options label,
.legal-check {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .68rem .75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--field);
}

.payment-options input,
.legal-check input {
  width: auto;
  min-height: auto;
}

.checkout-status {
  display: grid;
  gap: .25rem;
  min-height: 1.4rem;
  color: var(--green-dark);
  font-weight: 800;
}

.checkout-status span {
  color: var(--muted);
  font-size: .9rem;
}

.checkout-submit {
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: var(--green);
  color: #fff;
  cursor: pointer;
  font-weight: 950;
  box-shadow: 0 14px 28px rgba(0, 153, 153, 0.24);
}

.checkout-submit:hover {
  background: var(--green-dark);
}

.checkout-submit:disabled {
  cursor: wait;
  opacity: .7;
}

@media (max-width: 560px) {
  .drawer-panel {
    width: 100%;
  }

  .cart-item {
    grid-template-columns: 66px minmax(0, 1fr);
  }

  .cart-item > strong {
    grid-column: 2;
  }

  .checkout-grid,
  .payment-options {
    grid-template-columns: 1fr;
  }
}

/* ===== Co-Branding: Header Partner Lockup ===== */
.cobrand{display:flex;align-items:center;gap:.9rem;flex:0 0 auto;margin-left:-.25rem}
.cobrand-divider{width:1px;height:44px;background:rgba(0,153,153,.28)}
.cobrand-text{display:flex;flex-direction:column;justify-content:center;line-height:1;gap:.32rem}
.cobrand-text small{font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--green-dark)}
.cobrand-logo{height:19px;width:auto;object-fit:contain;display:block}
@media (max-width:1180px){.cobrand{display:none}}

/* ===== Offizieller TerraMow Partner Band ===== */
.partner-band{padding:2.4rem 3rem;background:var(--green-light);border-bottom:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;gap:1.25rem;text-align:center}
.partner-lockup{display:flex;align-items:center;gap:1.6rem;flex-wrap:wrap;justify-content:center}
.partner-gm{height:62px;width:auto;object-fit:contain}
.partner-div{width:1px;height:56px;background:rgba(0,121,122,.35)}
.partner-tm{display:flex;flex-direction:column;align-items:flex-start;gap:.4rem;line-height:1}
.partner-tm small{font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:var(--green-dark)}
.partner-tm img{height:34px;width:auto;object-fit:contain}
.partner-tm em{font-style:normal;font-size:.74rem;color:var(--muted);letter-spacing:.02em}
.partner-claim{max-width:720px;margin:0;color:#0c1f1f;font-size:1.02rem;line-height:1.6}
.partner-claim strong{color:var(--green-dark)}
.partner-badges{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center}
.partner-badges span{display:inline-flex;align-items:center;gap:.4rem;background:var(--white);
  border:1px solid rgba(0,153,153,.25);color:var(--green-dark);font-weight:700;font-size:.82rem;
  padding:.45rem .9rem;border-radius:999px;box-shadow:var(--shadow-sm)}
.partner-badges span::before{content:"✓";font-weight:800;color:var(--green)}
@media (max-width:720px){
  .partner-band{padding:1.8rem 1.25rem}
  .partner-lockup{gap:1rem}
  .partner-gm{height:48px}
  .partner-div{height:44px}
  .partner-tm img{height:28px}
}

/* ===== Homepage Hero 360 Spin ===== */
.hero360{position:relative;width:100%;max-width:600px;aspect-ratio:1/1;border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);background:radial-gradient(circle at 50% 40%,#ffffff 0%,#eef5f5 100%);display:flex;align-items:center;justify-content:center;cursor:grab;overflow:hidden;touch-action:pan-y;user-select:none;}
.hero360:active{cursor:grabbing;}
.hero360 img{width:86%;height:86%;object-fit:contain;pointer-events:none;-webkit-user-drag:none;user-select:none;}
.hero360-badge{position:absolute;top:1rem;left:1rem;background:var(--green);color:#fff;font-weight:800;font-size:.78rem;width:48px;height:48px;border-radius:999px;display:grid;place-items:center;box-shadow:var(--shadow);z-index:2;}
.hero360-hint{position:absolute;bottom:1rem;left:1.25rem;background:rgba(12,31,31,.78);color:#fff;font-size:.8rem;font-weight:600;padding:.4rem .9rem;border-radius:999px;pointer-events:none;transition:opacity .4s;z-index:2;}

/* ===== Rabatt-Markierung (Sale) ===== */
.price-group{display:flex;flex-direction:column;line-height:1.1;}
.price-old{text-decoration:line-through;color:var(--muted);font-weight:600;font-size:.9rem;}
.sale-flag{position:absolute;top:.9rem;left:.9rem;background:#e53935;color:#fff;font-weight:800;font-size:.8rem;padding:.25rem .6rem;border-radius:8px;box-shadow:var(--shadow-sm);z-index:2;}

/* ===== Eingebettetes Video (responsiv, 16:9) ===== */
.video-embed{position:relative;width:100%;max-width:860px;margin:0 auto;aspect-ratio:16/9;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:#000;}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}
.video-disclaimer{max-width:860px;margin:.8rem auto 0;text-align:center;font-size:.78rem;color:var(--muted);}
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;max-width:1100px;margin:0 auto;}
@media (max-width:760px){.review-grid{grid-template-columns:1fr;}}

/* ===== Pressestimmen / Bekannt aus ===== */
.press-band{max-width:900px;margin:2.2rem auto 0;text-align:center;}
.press-title{font-size:.8rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 1rem;}
.press-logos{display:flex;flex-wrap:wrap;justify-content:center;gap:.7rem;}
.press-logos a{display:inline-flex;align-items:center;gap:.4rem;background:#fff;border:1px solid var(--line);border-radius:10px;padding:.55rem 1rem;font-weight:800;color:#1a1a1a;font-size:.95rem;box-shadow:var(--shadow-sm);transition:.15s;text-decoration:none;}
.press-logos a:hover{border-color:var(--green);color:var(--green-dark);}
.press-logos a small{font-weight:600;color:var(--muted);font-size:.72rem;}

/* press icon */
.press-ico{width:18px;height:18px;color:#f5a623;flex:0 0 auto;}
.press-logos a{padding:.5rem .95rem;}

/* ===== Sekundär-Sektion (Cross-Sell, TerraMow-Funnel) ===== */
.secondary-band{background:var(--paper);}
.product-grid.secondary-grid{grid-template-columns:repeat(2,1fr);max-width:820px;margin-left:auto;margin-right:auto;}
.secondary-grid .card-link{display:block;text-decoration:none;color:inherit;height:100%;}
.secondary-grid .add-button{pointer-events:none;}
@media (max-width:600px){.product-grid.secondary-grid{grid-template-columns:1fr;}}

/* ===== Video-Poster (klick → YouTube) ===== */
.video-poster{position:relative;display:block;max-width:860px;margin:0 auto;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);}
.video-poster img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover;}
.video-poster .video-play{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.7rem;background:rgba(12,31,31,.30);color:#fff;font-weight:800;font-size:1rem;transition:background .2s;}
.video-poster:hover .video-play{background:rgba(12,31,31,.45);}
.video-poster .vp-icon{width:64px;height:64px;border-radius:999px;background:var(--green);display:grid;place-items:center;font-size:1.5rem;box-shadow:var(--shadow);padding-left:4px;}

/* ===== Händler / Wiederverkäufer Band ===== */
.reseller-band{background:linear-gradient(135deg,#0c1f1f 0%,#0a2e2c 100%);color:#fff;padding:3.5rem 3rem;}
.reseller-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr;gap:2.5rem;align-items:center;}
.reseller-copy .eyebrow{background:rgba(0,153,153,.25);color:#7fd4cf;}
.reseller-copy h2{font-size:clamp(1.5rem,3vw,2.2rem);margin:.5rem 0 .8rem;line-height:1.15;}
.reseller-copy>p{color:rgba(255,255,255,.78);line-height:1.6;margin:0 0 1rem;}
.reseller-points{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:.5rem;}
.reseller-points li{color:rgba(255,255,255,.9);font-weight:600;font-size:.92rem;}
.reseller-cta{display:flex;flex-direction:column;gap:.7rem;}
.reseller-btn{display:inline-flex;align-items:center;justify-content:center;padding:.9rem 1.5rem;border-radius:999px;font-weight:800;text-decoration:none;}
.reseller-btn.primary{background:#009999;color:#fff;}
.reseller-btn.primary:hover{background:#00b8b8;}
.reseller-btn.ghost{border:1px solid rgba(255,255,255,.45);color:#fff;}
@media(max-width:760px){.reseller-inner{grid-template-columns:1fr;}.reseller-points{grid-template-columns:1fr;}}

/* ===== KI-Live-Berater (Digitaler Mensch) ===== */
.ai-advisor{padding:4rem 3rem;background:var(--green-light);}
.ai-advisor-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;}
.ai-copy h2{font-size:clamp(1.5rem,3vw,2.2rem);margin:.4rem 0 .6rem;}
.ai-copy>p{color:var(--muted);}
.ai-start-btn{margin-top:1rem;background:var(--green);color:#fff;border:0;border-radius:999px;padding:.9rem 1.6rem;font-weight:800;font-size:1rem;cursor:pointer;}
.ai-start-btn:hover{background:var(--green-dark);}
.ai-consent-note{font-size:.78rem;color:var(--muted);margin-top:.8rem;}
.ai-consent-note a{color:var(--green-dark);}
.ai-stage{aspect-ratio:16/10;background:#0c1f1f;border-radius:18px;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:var(--shadow-lg);}
.ai-stage iframe,.ai-stage video{width:100%;height:100%;border:0;}
.ai-placeholder{color:rgba(255,255,255,.72);font-weight:700;display:flex;flex-direction:column;align-items:center;gap:.6rem;text-align:center;padding:1rem;}
.ai-placeholder span{font-size:2.6rem;}
@media(max-width:760px){.ai-advisor-inner{grid-template-columns:1fr;}}

/* ===== Persönliche Beratung (WhatsApp/Tel/Mail) ===== */
.beratung-band{padding:3.5rem 3rem;background:var(--green-light);text-align:center;}
.beratung-inner{max-width:760px;margin:0 auto;}
.beratung-inner h2{font-size:clamp(1.4rem,3vw,2rem);margin:.4rem 0 .6rem;}
.beratung-inner>p{color:var(--muted);}
.beratung-btns{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:center;margin:1.4rem 0 .8rem;}
.beratung-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.9rem 1.5rem;border-radius:999px;font-weight:800;text-decoration:none;}
.beratung-btn.wa{background:#25d366;color:#fff;}
.beratung-btn.tel{background:var(--green);color:#fff;}
.beratung-btn.mail{background:#fff;color:var(--green-dark);border:1px solid var(--green-dark);}
.beratung-hours{font-size:.8rem;color:var(--muted);}

/* ===== TerraBot interaktive FAQ ===== */
.faqbot{padding:4rem 3rem;background:#fff;}
.faqbot-grid{max-width:1100px;margin:1.5rem auto 0;display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;}
.faqbot-stage{background:var(--green-light);border-radius:20px;padding:1.5rem;}
.faqbot-img{width:100%;max-width:440px;margin:0 auto;display:block;}
.faqbot-bubble{margin-top:1rem;background:#fff;border:1px solid var(--line);border-radius:16px;padding:1rem 1.2rem;font-size:1.02rem;line-height:1.55;color:var(--ink);box-shadow:var(--shadow-sm);min-height:64px;}
.faqbot-chips{display:flex;flex-direction:column;gap:.6rem;}
.faqbot-chips button{text-align:left;padding:.85rem 1.1rem;border:1px solid var(--line);border-radius:12px;background:#fff;font:inherit;font-weight:700;color:var(--ink);cursor:pointer;transition:.15s;}
.faqbot-chips button:hover{border-color:var(--green);color:var(--green-dark);}
.faqbot-chips button.active{background:var(--green-light);border-color:var(--green);color:var(--green-dark);}
@media(max-width:760px){.faqbot-grid{grid-template-columns:1fr;}}