:root {
  --primary: #F36E01;
  --primary-dark: #D95F00;
  --primary-light: #FF8C1A;
  --accent: #FFC93C;
  --bg-light: #FFF7F0;
  --white: #FFFFFF;
  --text: #2D2D2D;
  --text-sub: #8A8A8A;
  --border: #EEEEEE;
  --success: #28A745;
  --footer: #FFF;
  --radius: 12px;
  --shadow-sm: 0 4px 16px rgba(243, 110, 1, 0.12);
  --shadow-md: 0 8px 24px rgba(243, 110, 1, 0.18);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  font-family: "Manrope", "Noto Sans SC", -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-title {
  font-size: 40px; font-weight: 400; text-align: center;
  line-height: 1.3; margin-bottom: 32px;
}
.section-subtitle {
  font-size: 18px; color: var(--text-sub); text-align: center;
  max-width: 640px; margin: 0 auto 56px;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 600; padding: 14px 32px;
  border-radius: 8px; transition: all 0.3s ease; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white); box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-secondary {
  background: transparent; color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-secondary:hover { background: var(--primary); color: var(--white); }
.btn-white {
  background: var(--white); color: var(--primary); box-shadow: var(--shadow-sm);
}
.btn-white:hover { transform: translateY(-2px); background: #FFF7F0; }

em.animated {
    background-image: linear-gradient(to right, #3DDC6B 0, #3DDC6B 100%);
    background-repeat: no-repeat;
    background-position: left 90%;
    background-size: 100% 28%;
    font-style: normal;
    display: inline-block;
    transition: none;
}

/* Navbar */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; height: 72px;
  z-index: 1000; transition: all 0.3s ease; background: transparent;
}
.navbar.scrolled { background: var(--white); box-shadow: 0 2px 12px rgba(0,0,0,0.08); }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-size: 22px; font-weight: 800; color: var(--primary); transition: color 0.3s;
}
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a {
  font-size: 15px; font-weight: 500; color: var(--text);
  position: relative; transition: color 0.3s;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -6px; left: 0;
  width: 0; height: 2px; background: var(--primary); transition: width 0.3s;
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--primary); }
.nav-cta { padding: 8px 20px; font-size: 14px; }

.nav-cta-item { display: none; }

/* 右侧操作区：语言切换器 + 主按钮（保证 .nav-links 仍居中） */
.nav-actions {
  display: flex; align-items: center; gap: 16px; flex-shrink: 0;
}

/* 语言切换器：中 / EN 双段胶囊，当前语言高亮 */
.lang-switch {
  display: inline-flex; align-items: center; gap: 2px;
  padding: 3px; border-radius: 999px; flex-shrink: 0;
  background: rgba(243, 110, 1, 0.07);
  border: 1px solid rgba(243, 110, 1, 0.18);
}
.lang-opt {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 5px 9px; border-radius: 999px;
  font-size: 13px; font-weight: 700; line-height: 1; white-space: nowrap;
  color: var(--text-sub); cursor: pointer;
  transition: color 0.25s ease, background 0.25s ease,
              box-shadow 0.25s ease, transform 0.15s ease;
}
a.lang-opt:hover {
  color: var(--primary);
  background: rgba(243, 110, 1, 0.08);
}
a.lang-opt:active { transform: scale(0.94); }
.lang-opt.is-active {
  color: var(--white);
  background: var(--primary);
  box-shadow: 0 2px 8px rgba(243, 110, 1, 0.32);
  cursor: default;
}

.hamburger {
  display: none; flex-direction: column; gap: 5px; background: none; padding: 8px;
}
.hamburger span {
  width: 24px; height: 2px; background: var(--text); transition: all 0.3s;
}

/* Banner */
.banner {
  background: #FFFFFF;
  padding: 140px 0 72px;
  position: relative;
  overflow: hidden;
}
.banner::before {
  content: ''; position: absolute; width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(243, 110, 1, 0.10) 0%, transparent 65%);
  top: -300px; right: -200px; pointer-events: none;
}
.banner::after {
  content: ''; position: absolute; width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(243, 110, 1, 0.06) 0%, transparent 70%);
  bottom: -200px; left: -150px; pointer-events: none;
}
.banner-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.banner h1 {
  font-size: 48px; font-weight: 400; color: var(--text);
  line-height: 1.2; margin-bottom: 18px;
}
.banner h1 span {
  color: var(--primary);
  font-style: italic;
}

.badge-zero {
  display: inline-block; background: var(--primary); color: var(--white);
  font-weight: 700; font-size: 16px; padding: 4px 14px;
  border-radius: 20px; margin-left: .5rem; vertical-align: middle;
  margin-bottom: .5rem;
}
.banner-sub {
  font-size: 18px; color: var(--text-sub);
  margin-bottom: 36px; max-width: 480px;
}
.banner-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.trust-tags { display: flex; gap: 20px; flex-wrap: wrap; }
.trust-tag { color: var(--text-sub); font-size: 14px; }
.trust-tag::before {
  content: '✓';
  color: var(--primary-light);
  font-weight: 700;
  margin-right: 6px;
}
.banner-image {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: float 5s ease-in-out infinite;
}
.banner-image img {
  width: 100%;
  max-width: 380px;
  height: auto;
  aspect-ratio: 456 / 589;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 20px 40px rgba(243, 110, 1, 0.15));
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Pain */
.pain { background: var(--bg-light); }
.pain-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; margin-bottom: 40px;
  position: relative;
}
.pain-grid::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  margin: 40px auto 0;
  grid-column: 1 / -1;
}
.pain-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px; text-align: center;
  transition: all 0.3s ease;
}
.pain-card:hover {
  border-color: var(--primary); transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}
.pain-icon {
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.pain-icon svg {
  width: 48px;
  height: 40px;
  stroke: #B0B0B0;
  stroke-width: 1.5;
  fill: none;
  transition: stroke 0.3s ease;
}
.pain-card:hover .pain-icon svg {
  stroke: var(--primary);
}
.pain-card h3 {
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}
.pain-text {
  color: #5A5A5A;
  font-weight: 300;
  line-height: 1.6;
}

/* Commission */
.commission-inline {
  text-align: center;
  margin: 0 auto 20px;
  max-width: 600px;
}
.commission-inline-amount {
  font-size: 64px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 12px;
}
.commission-inline-amount small {
  font-size: 24px;
  font-weight: 400;
  color: var(--text-sub);
}
.commission-inline-desc {
  font-size: 16px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* Insight */
.pain-insight {
  text-align: center;
  font-size: 24px;
  font-weight: 400;
  color: var(--text);
  line-height: 1.6;
  max-width: 900px;
  margin: 0 auto 40px;
}
.pain-insight .insight-highlight {
  color: var(--primary);
  font-weight: 700;
}

/* Turn */
.pain-turn {
  text-align: center;
  font-size: 32px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 32px;
}
.pain-turn .highlight {
  color: var(--primary);
  font-weight: 700;
}

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

/* Features */
.features-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.feature-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 24px; transition: all 0.3s ease;
}
.feature-card:hover {
  border-color: var(--primary); transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}
.feature-icon {
  width: 56px; height: 56px; border-radius: 50%;
  background: rgba(243,110,1,0.1); display: flex;
  align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.feature-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--primary);
  stroke-width: 1.5;
  fill: none;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-sub); line-height: 1.6; }

.feature-text { display: block; }

/* Google */
.google-section {
  background: linear-gradient(135deg, #FFFBF5 0%, #FFF3E6 100%);
  text-align: center;
}

.google-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto 48px;
}

.google-step {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: all 0.3s ease;
}
.google-step:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

.google-step-num {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(243, 110, 1, 0.3);
}

.google-step-icon {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}
.google-step-icon svg {
  width: 36px;
  height: 36px;
  stroke: var(--primary);
  stroke-width: 1.5;
  fill: none;
}

.google-step h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.google-step p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.5;
}

.google-step-text { display: block; }

.google-arrow {
  font-size: 24px;
  color: var(--primary-light);
  font-weight: 700;
  line-height: 1;
}
.google-arrow::before {
  content: '→';
}

.google-benefits {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.google-benefit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
}
.google-benefit svg {
  width: 18px;
  height: 18px;
  stroke: var(--success);
  stroke-width: 2.5;
  fill: none;
}

.section-warning {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 500;
  color: #000;
  padding: 12px 20px;
  background: #FFFFFF;
  border-left: 3px solid #ffc107;
  border-radius: 6px;
  width: fit-content;
  margin: 0 auto;
  text-align: left;
}
.section-warning svg {
  width: 24px;
  height: 24px;
  stroke: #d39e00;
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

/* Compare */
.compare { background: var(--white); }

.compare-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  border: 1px solid var(--border);
  background: var(--white);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
}

.compare-table th,
.compare-table td {
  padding: 18px 24px;
  font-size: 15px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.compare-table tr:last-child td { border-bottom: none; }

.compare-table thead th {
  background: var(--text);
  color: var(--white);
  font-weight: 700;
  font-size: 16px;
}

.compare-table tbody td:first-child {
  font-weight: 500;
}

.compare-table .col-us {
  background: var(--bg-light);
  border-left: 3px solid var(--primary);
  color: var(--primary);
  font-weight: 700;
}
.compare-table .col-us::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 6px;
  flex-shrink: 0;
  vertical-align: middle;
  background-color: var(--success);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}

.compare-summary {
  text-align: center; font-size: 28px; font-weight: 700;
  color: var(--text); margin-top: 48px;
}
.compare-more {
  text-align: center; font-size: 15px; font-weight: 300;
  color: var(--text-sub); margin-top: 4px;
}
.compare-summary .highlight {
  color: var(--primary);
}
.compare-hint { display: none; }

/* FAQ */
.faq { background: var(--bg-light); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 10px; margin-bottom: 12px; overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item.active { border-color: var(--primary); }
.faq-question {
  width: 100%; background: none; padding: 20px 24px;
  font-size: 16px; font-weight: 600; text-align: left;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--text); transition: color 0.3s;
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  font-size: 20px; color: var(--primary); transition: transform 0.3s;
}
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 24px; color: var(--text-sub); font-size: 15px;
}
.faq-item.active .faq-answer { max-height: 200px; padding: 0 24px 20px; }

/* Logos */
.logos {
  background: var(--white);
  overflow: hidden;
}
.logo-track {
  display: flex;
  gap: 56px;
  animation: scroll-left 50s linear infinite;
  width: max-content;
  align-items: center;
}
.logo-track:hover { animation-play-state: paused; }

.logo-item {
  width: 120px;
  height: 120px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 16px;
  transition: all 0.3s ease;
  opacity: 0.55;
  filter: saturate(0.35);
}
.logo-item:hover {
  opacity: 1;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  filter: none;
}

.logo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  display: block;
}
@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Contact */
.contact {
  background: #F9F9F9;
  color: var(--text);
  position: relative;
  overflow: hidden;
}

.contact .section-title {
  color: var(--text);
  margin-bottom: 12px;
}
.contact .section-subtitle {
  color: var(--text-sub);
  margin-bottom: 40px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: stretch;
  position: relative;
  z-index: 1;
}
.contact-card {
  background: var(--white);
  border-radius: 16px;
  padding: 40px 40px 48px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border);
  max-width: 480px;
  width: 100%;
  justify-self: end;
  display: flex;
  flex-direction: column;
}
.contact-card form {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.form-group { margin-bottom: 18px; }
.form-label {
  display: block; font-size: 14px; font-weight: 600;
  color: var(--text); margin-bottom: 6px;
}
.form-input {
  width: 100%; padding: 13px 16px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 15px; font-family: inherit;
  transition: all 0.3s; color: var(--text);
}
.form-input:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(243,110,1,0.12);
}
textarea.form-input { resize: vertical; min-height: 90px; flex: 1; }
.form-submit { width: 100%; margin-top: auto; }

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 440px;
  width: 100%;
  justify-self: center;
}
.info-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  flex: 1;
}
.info-icon {
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(243, 110, 1, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.info-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--primary);
  stroke-width: 1.5;
  fill: none;
}
.info-label {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 2px;
}
.info-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.qr-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  flex: 1;
}
.qr-code {
  width: 160px;
  height: 160px;
  background: var(--white);
  border-radius: 12px;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}
.qr-code img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}
.qr-text {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
  text-align: center;
}

/* Footer */
.footer {
  background: var(--footer);
  color: #6B6B6B;
  padding: 56px 0;
  font-size: 14px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: #6B6B6B;
}
.footer-links a:hover {
  color: var(--primary);
}

/* Fade in */
.fade-in-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-up.visible { opacity: 1; transform: translateY(0); }

/* Tablet */
@media (max-width: 1024px) {
  .banner h1 { font-size: 42px; }
  .banner-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .banner-sub { margin-left: auto; margin-right: auto; }
  .banner-btns, .trust-tags { justify-content: center; }
  .banner-image { order: -1; }
  .banner-image img {
    max-width: 330px;
  }
  .pain-grid, .features-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-card { max-width: 100%; justify-self: stretch; }
  .contact-info { max-width: 100%; justify-self: stretch; }
}

/* Mobile */
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section-title { font-size: 26px; }
  .section-subtitle { font-size: 15px; margin-bottom: 36px; }

  .nav-links {
    position: fixed; top: 72px; left: 0; right: 0;
    background: var(--white); flex-direction: column; gap: 0;
    padding: 0; box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  }
  .nav-links.open { max-height: 400px; }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links a { display: block; padding: 16px 24px; color: var(--text) !important; }
  .nav-links a::after { display: none; }
  .hamburger { display: flex; }

  .nav-actions .nav-cta { display: none; }
  .nav-actions { gap: 12px; }
  .lang-switch { padding: 2px; }
  .lang-opt { padding: 5px 8px; font-size: 12px; }

  .nav-cta-item {
    display: block;
    border-bottom: none !important;
    padding: 12px 24px 20px;
  }
  .nav-cta-item .nav-cta {
    display: flex;
    width: 100%;
    justify-content: center;
    padding: 12px 24px;
    font-size: 15px;
	color: #FFF !important;
  }

  .banner { padding: 110px 0 64px; }
  .banner h1 { font-size: 30px; }
  .badge-zero {
    display: block;
    font-size: 13px;
    padding: 3px 10px;
    width: fit-content;
    margin-left: auto;
    margin-right: 1rem;
    margin-bottom: .5rem;
    box-shadow: 0 3px 8px rgba(243, 110, 1, 0.3);
  }
  .banner-sub { font-size: 15px; }
  .banner-btns .btn { padding: 12px 24px; font-size: 15px; }
  .banner-image { order: 1; }
  .banner-image img {
    max-width: 280px;
  }
  .trust-tags {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-left: 1rem;
  }

  .pain-grid, .features-grid { grid-template-columns: 1fr; }

  .pain-card {
    display: flex;
    align-items: center;
    gap: 16px;
    text-align: left;
    padding: 20px;
  }
  .pain-icon {
    flex-shrink: 0;
    margin-bottom: 0;
    width: 48px;
    height: 48px;
    justify-content: center;
  }
  .pain-icon svg {
    width: 32px;
    height: 32px;
  }
  .pain-card h3 {
    font-size: 16px;
    margin-bottom: 2px;
  }
  .pain-text {
    font-size: 13px;
  }
  .pain-card-text { display: block; }

  .pain-grid::after {
    margin: 24px auto 0;
    width: 50px;
    height: 2px;
  }

  .commission-inline {
    margin-bottom: 16px;
  }
  .commission-inline-amount {
    font-size: 44px;
  }
  .commission-inline-amount small {
    font-size: 18px;
  }
  .commission-inline-desc {
    font-size: 14px;
  }

  .pain-insight {
    font-size: 17px;
    margin-bottom: 24px;
    padding: 0 8px;
  }

  .pain-turn {
    font-size: 22px;
    margin-bottom: 24px;
  }

  .feature-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
  }

  .feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    margin-bottom: 0;
  }
  .feature-icon svg {
    width: 22px;
    height: 22px;
  }

  .feature-text {
    flex: 1;
    min-width: 0;
  }

  .feature-card h3 {
    font-size: 16px;
    margin-bottom: 4px;
  }
  .feature-card p {
    font-size: 13px;
    line-height: 1.5;
  }

  .google-flow {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .google-arrow {
    margin-top: -12px;
  }
  .google-arrow::before {
    content: '↓';
  }
  .google-step {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    text-align: left;
  }
  .google-step-num {
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
  }
  .google-step-icon {
    flex-shrink: 0;
    margin-bottom: 0;
    width: 48px;
    height: 48px;
    justify-content: center;
  }
  .google-step-icon svg {
    width: 28px;
    height: 28px;
  }
  .google-step-text {
    flex: 1;
    min-width: 0;
  }
  .google-step h3 {
    font-size: 16px;
    margin-bottom: 4px;
  }
  .google-step p {
    font-size: 13px;
    line-height: 1.5;
  }

  .google-benefits {
    gap: 16px 24px;
  }
  .google-benefit {
    font-size: 14px;
  }

  .compare-hint {
    display: block;
    text-align: center;
    font-size: 12px;
    color: var(--text-sub);
    margin-bottom: 12px;
  }

  .compare-wrap {
    margin: 0 -24px;
    border-radius: 0;
    border-left: none;
    border-right: none;
    box-shadow: none;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .compare-table {
    width: auto;
    min-width: 100%;
  }

  .compare-table th,
  .compare-table td {
    padding: 12px 16px;
    font-size: 13px;
    white-space: nowrap;
  }

  .compare-summary { font-size: 20px; }
  .compare-more { font-size: 13px; }

  .contact-card { padding: 28px 20px; }
  .contact-info { align-items: stretch; }
  .info-value { font-size: 16px; }
  .qr-block { flex-direction: column; align-items: center; }
  .qr-code { width: 140px; height: 140px; }

  .footer {
    padding: 40px 0;
  }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 768px) {
  .logo-track {
    gap: 20px;
    animation-duration: 30s;
  }
  .logo-item {
    width: 100px;
    height: 100px;
    border-radius: 14px;
  }
  .logo-item img {
    border-radius: 14px;
  }
}
@media (max-width: 375px) {
  .section-title {
    font-size: 24px;
  }
}
.brand__mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    color: #FFF;
    background-image: var(--gradient-primary);
    background-color: var(--primary);
    border-radius: 50%;
    font-size: 18px;
    font-weight: 800;
    box-shadow: var(--shadow-brand);
    line-height: 1;
    user-select: none;
    transform: translateY(-2px);
    margin-right: .8rem;
    padding-bottom: 2px;
}
.brand__mark__img {
    display: inline-block;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;      /* 保证正方形图片不变形 */
    vertical-align: middle;
    transform: translateY(-2px);
    margin-right: .8rem;
    user-select: none;
    flex-shrink: 0;          /* 防止被压缩 */
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.footer-brand .brand__mark {
  width: 28px;
  height: 28px;
  font-size: 15px;
  margin-right: 0;
  transform: none;
}
.footer-brand .brand__mark__img {
  width: 28px;
  height: 28px;
  font-size: 15px;
  margin-right: 0;
  transform: none;
}
.footer-brand .brand__name {
  color: var(--primary);
  font-weight: 800;
  font-size: 16px;
}

/* ============================================================
   中文页排版覆盖 —— zh/index.html
   共用同一份 styles.css，用 :lang(zh-CN) 还原中文版原有字体栈与字号，
   确保中英两页视觉与拆分前完全一致。
   ============================================================ */
body:lang(zh-CN) {
  font-family: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", "Manrope", sans-serif;
  letter-spacing: normal;
}
body:lang(zh-CN) .compare-more { font-size: 18px; }

@media (max-width: 768px) {
  body:lang(zh-CN) .compare-more { font-size: 16px; }
}