:root {
  --bg: #f5f8fc;
  --card: #ffffff;
  --ink: #1e293b;
  --ink-2: #3d5a73;
  --muted: #5b7a93;
  --line: #e2e8f0;
  --line-blue: #dbeafe;
  --accent: #2563eb;
  --brand: #0086c7;
  --cta: #0f172a;
  --cyan: #0891b2;
  --indigo: #4f46e5;
  --teal: #0d9488;
  --violet: #7c3aed;
  --orange: #ea580c;
  --heading: #12325c;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
h1, h2, h3 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.22;
  color: var(--heading);
}

.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.85);
}
.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}
.brand-group {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
  flex: 0 0 auto;
  min-width: 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--heading);
  font-size: 22px;
  font-weight: 800;
  white-space: nowrap;
}
.brand img {
  width: 42px;
  height: 44px;
  object-fit: contain;
  background: transparent;
}
.wecom-badge {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  line-height: 0;
}
.wecom-badge img {
  display: block;
  height: 26px;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  justify-self: center;
  padding: 4px;
  background: #f3f7fb;
  border: 1px solid #e4edf5;
  border-radius: 999px;
  flex: 0 1 auto;
}
.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 999px;
  color: #3d5a73;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.nav-links a:hover {
  color: var(--accent);
  background: #fff;
}
.nav-links a.active {
  color: #fff;
  background: var(--cta);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.14);
}
.nav-actions {
  display: none;
  align-items: center;
  justify-self: end;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 0 22px;
  border: 0;
  background: var(--cta);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 999px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.btn.ghost {
  background: #fff;
  color: var(--cta);
  border: 1px solid #dbe3ee;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12); }
.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0;
  border-radius: 10px;
  place-items: center;
  gap: 5px;
}
.menu-btn span {
  display: block;
  width: 15px;
  height: 1.5px;
  background: var(--ink);
}

.hero {
  padding: 56px 0 40px;
  background: linear-gradient(180deg, #fff 0%, var(--bg) 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.35fr);
  gap: 72px;
  align-items: start;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}
.tags span {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: linear-gradient(180deg, #f5f9ff 0%, #ebf3ff 100%);
  color: #1d4ed8;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.4;
  border: 1px solid #cfe0ff;
}
h1 {
  margin: 0 0 8px;
  font-size: clamp(32px, 4.4vw, 42px);
  background: linear-gradient(120deg, #0b1f3a 10%, #1d4ed8 78%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  margin: 0 0 16px;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  color: var(--brand);
}
.lead {
  margin: 0 0 24px;
  max-width: 38em;
  color: var(--ink-2);
  font-size: 16px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.hero-note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  padding: 6px;
  width: fit-content;
  max-width: 100%;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  border: 1px solid #e8eef6;
}
.hero-pills button,
.hero-pills .tab {
  border: 0;
  background: transparent;
  padding: 8px 14px;
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  border-radius: 999px;
  transition: background .2s ease, color .2s ease;
}
.hero-pills button.active,
.hero-pills .tab.active {
  color: #fff;
  background: var(--accent);
}
.window {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.08);
  border: 1px solid #e8eef6;
}
.window-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 40px;
  padding: 0 14px;
  background: #f8fafc;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}
.window-bar i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #d1d5db;
}
.window-bar i:first-child { background: #f87171; }
.window-bar i:nth-child(2) { background: #fbbf24; }
.window-bar i:nth-child(3) { background: #34d399; }
.window-bar strong {
  margin-left: 8px;
  font-weight: 600;
  color: var(--ink-2);
}
.window-view {
  background: #f8fafc;
  overflow: hidden;
}
.window-view img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: top center;
  transition: opacity .25s ease;
}

section { padding: 80px 0; scroll-margin-top: 96px; }
#top { scroll-margin-top: 0; }
.paper { background: #fff; }
.section-head {
  max-width: 760px;
  margin: 0 auto 40px;
  text-align: center;
}
.kicker {
  display: inline-flex;
  margin: 0 0 12px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent);
  background: #eff6ff;
  border: 1px solid #dbeafe;
}
#features .kicker { color: var(--indigo); background: #eef2ff; border-color: #c7d2fe; }
#scenes .kicker { color: var(--teal); background: #f0fdfa; border-color: #99f6e4; }
#pricing .kicker { color: var(--orange); background: #fff7ed; border-color: #fed7aa; }
#pricing .section-head { max-width: none; }
#pricing .sub { max-width: none; white-space: nowrap; }
#faq .kicker { color: var(--violet); background: #f5f3ff; border-color: #ddd6fe; }
.cta .kicker { color: var(--cyan); background: #ecfeff; border-color: #a5f3fc; }
.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(26px, 3.2vw, 36px);
  color: var(--heading);
}
.sub { margin: 0 auto; color: var(--ink-2); max-width: 42em; }

.soft-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.soft-grid article {
  padding: 32px 24px;
  background: #fff;
  border-radius: 24px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  transition: transform .2s ease, box-shadow .2s ease;
}
.soft-grid article:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
}
.soft-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 12px;
  border-radius: 12px;
  background: #eff6ff;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
}
.soft-grid h3 { margin: 0 0 8px; font-size: 20px; }
.soft-grid article:nth-child(1) .soft-ico,
.soft-grid article:nth-child(1) h3 { color: #1d4ed8; }
.soft-grid article:nth-child(1) .soft-ico { background: #eff6ff; }
.soft-grid article:nth-child(2) .soft-ico,
.soft-grid article:nth-child(2) h3 { color: var(--cyan); }
.soft-grid article:nth-child(2) .soft-ico { background: #ecfeff; }
.soft-grid article:nth-child(3) .soft-ico,
.soft-grid article:nth-child(3) h3 { color: var(--violet); }
.soft-grid article:nth-child(3) .soft-ico { background: #f5f3ff; }
.soft-grid p { margin: 0; color: var(--ink-2); font-size: 14px; }

.feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: center;
  padding: 28px;
  margin-bottom: 16px;
  background: #fff;
  border: 1px solid var(--line-blue);
  border-radius: 24px;
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.04);
}
.feature.reverse { direction: rtl; }
.feature.reverse > * { direction: ltr; }
.num {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.chip {
  display: inline-flex;
  margin: 0 0 12px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent);
  background: #eff6ff;
  border: 1px solid #dbeafe;
}
.feature:nth-of-type(3n+1) .num,
.feature:nth-of-type(3n+1) .chip { color: var(--accent); }
.feature:nth-of-type(3n+1) .chip { background: #eff6ff; border-color: #bfdbfe; }
.feature:nth-of-type(3n+1) li::before { background: var(--accent); }
.feature:nth-of-type(3n+2) .num,
.feature:nth-of-type(3n+2) .chip { color: var(--cyan); }
.feature:nth-of-type(3n+2) .chip { background: #ecfeff; border-color: #a5f3fc; }
.feature:nth-of-type(3n+2) li::before { background: var(--cyan); }
.feature:nth-of-type(3n) .num,
.feature:nth-of-type(3n) .chip { color: var(--teal); }
.feature:nth-of-type(3n) .chip { background: #f0fdfa; border-color: #99f6e4; }
.feature:nth-of-type(3n) li::before { background: var(--teal); }
.feature h3, .feature-grid h3 {
  margin: 0 0 12px;
  font-size: 24px;
  color: var(--heading);
}
.feature p { margin: 0 0 14px; color: var(--ink-2); }
.feature .chip, .feature-grid .chip { color: var(--accent); }
.feature ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--ink);
  font-size: 14px;
}
.feature li {
  position: relative;
  padding: 7px 0 7px 20px;
}
.feature li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
.feature-shot {
  margin: 0;
  overflow: hidden;
  border-radius: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
}
.feature-shot img {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  object-position: top;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.feature-grid article {
  padding: 26px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  transition: transform .2s ease, box-shadow .2s ease;
}
.feature-grid article:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
}
.feature-grid p { margin: 0 0 12px; color: var(--ink-2); font-size: 15px; }
.feature-grid .use {
  color: var(--ink);
  font-size: 13px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.scene-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.scene-card {
  text-align: left;
  padding: 22px 20px;
  border: 1px solid transparent;
  background: #f8fafc;
  border-radius: 18px;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}
.scene-card h3 { margin: 0 0 6px; font-size: 18px; color: #1e4b7b; }
.scene-card p { margin: 0; color: var(--muted); font-size: 13px; }
.scene-card.active h3 { color: var(--accent); }
.scene-card:hover {
  transform: translateY(-3px);
  background: #fff;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}
.scene-card.active {
  background: #fff;
  border-color: #bfdbfe;
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.1);
}
.scene-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.75fr);
  gap: 20px;
  background: #fff;
  border: 1px solid var(--line-blue);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.05);
}
.scene-panel[hidden] { display: none; }
.scene-main h3 { margin: 0 0 14px; font-size: 24px; color: var(--heading); }
.scene-main p { color: var(--ink-2); margin: 0 0 14px; }
.scene-panel aside {
  padding: 22px;
  border-radius: 16px;
  background: #f8fafc;
}
.scene-panel aside h4 {
  margin: 18px 0 10px;
  font-size: 13px;
  font-weight: 800;
  color: var(--accent);
}
.scene-panel aside h4:first-child { margin-top: 0; }
.scene-panel aside ol {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-2);
  font-size: 14px;
}
.scene-panel aside p { margin: 0; font-size: 14px; color: var(--ink); }

.gallery-pills {
  margin: 0 auto 16px;
  justify-content: center;
}
.screen-frame {
  margin: 0;
  border: 1px solid var(--line-blue);
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.05);
}
.screen-frame figcaption {
  display: grid;
  gap: 4px;
  padding: 18px 22px;
}
.screen-frame strong { font-size: 16px; color: var(--heading); }
.screen-frame span { color: var(--ink-2); font-size: 14px; }
.screen-view {
  border-top: 1px solid var(--line);
  max-height: 620px;
  overflow: auto;
  background: #f8fafc;
}
.screen-view img {
  width: 100%;
  max-height: 600px;
  object-fit: contain;
  object-position: top;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}
.price-grid article {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 20px 22px;
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  transition: transform .2s ease, box-shadow .2s ease;
}
.price-grid article:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
}
.price-grid article.featured {
  background: #0f172a;
  color: #fff;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.16);
}
.price-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  margin: 0;
  padding: 3px 8px;
  border-radius: 999px;
  background: #3b82f6;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
}
.price-grid h3 {
  margin: 0 0 16px;
  font-size: 18px;
  color: var(--heading);
}
.price-grid article.featured h3 { color: #fff; }
.price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0 0 6px;
}
.price em {
  font-style: normal;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--accent);
}
.price-grid article.featured .price em { color: #fff; }
.price span {
  color: var(--muted);
  font-size: 13px;
}
.price-grid article.featured .price span,
.price-grid article.featured .price-total,
.price-grid article.featured li {
  color: rgba(255, 255, 255, 0.72);
}
.price-total {
  margin: 0 0 16px;
  color: var(--ink-2);
  font-size: 13px;
}
.price-total strong { color: inherit; }
.price-grid ul {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  flex: 1;
}
.price-grid li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 8px;
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.55;
}
.price-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #93c5fd;
}
.price-grid article.featured li::before { background: #60a5fa; }
.price-grid .btn {
  width: 100%;
  justify-content: center;
}
.price-grid article.featured .btn {
  background: #fff;
  color: #0f172a;
}
.price-note {
  margin: 22px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

@media (min-width: 961px) {
  #pricing .wrap {
    width: min(var(--max), calc(100% - 260px));
  }
}

.faq-layout .section-head { margin-bottom: 20px; }
.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 4px 18px;
  margin-bottom: 10px;
}
.faq summary {
  cursor: pointer;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 700;
  list-style: none;
  color: var(--heading);
}
.faq details[open] summary { color: var(--indigo); }
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin: 0 0 16px; color: var(--ink-2); }

.cta {
  padding: 88px 0;
  background: #fff;
}
.cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.7fr);
  gap: 40px;
  align-items: center;
}
.cta h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.6vw, 40px);
  color: var(--heading);
}
.wechat-card h3 { color: var(--brand); }

.wechat-card {
  text-align: center;
  padding: 28px 22px 24px;
  background: #fff;
  border-radius: 28px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}
.wechat-card h3 { margin: 0 0 14px; font-size: 18px; }
.wechat-card img,
.wechat-float img {
  width: 168px;
  height: 168px;
  margin: 0 auto 12px;
  object-fit: contain;
  background: #fff;
}
.wechat-card p,
.float-body p {
  margin: 0 0 6px;
  color: var(--ink-2);
  font-size: 14px;
}
.wechat-id { color: var(--ink) !important; font-weight: 700; }
.copy-wechat {
  margin-top: 10px;
  height: 36px;
  padding: 0 14px;
  border: 0;
  background: var(--cta);
  color: #fff;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.wechat-float[hidden] { display: none; }
.wechat-float {
  position: fixed;
  right: 20px;
  top: 180px;
  z-index: 18;
  width: 196px;
  padding: 22px 16px 18px;
  text-align: center;
  background: #fff;
  border-radius: 28px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.14);
}
.wechat-float.collapsed {
  width: 44px;
  padding: 12px 8px;
}
.wechat-float.collapsed .float-body { display: none; }
.float-hello {
  font-weight: 800;
  color: var(--ink) !important;
  line-height: 1.45;
  margin-bottom: 10px !important;
}
.wechat-float img { width: 140px; height: 140px; }
.float-toggle {
  position: absolute;
  left: -14px;
  top: 36px;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.12);
  cursor: pointer;
  color: var(--muted);
}

.footer {
  padding: 28px 0 22px;
  background: #fff;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.partners {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding-bottom: 18px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.partners-label {
  margin: 0;
  color: var(--heading);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}
.partners-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 4px;
}
.partners-list a {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  color: #4a6580;
  background: #f3f7fb;
  border: 1px solid #e4edf5;
  font-size: 13px;
  font-weight: 600;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.partners-list a:hover {
  color: var(--brand);
  background: #e8f4fc;
  border-color: #c5e4f5;
}
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-row span:first-child {
  flex: 1 1 360px;
  line-height: 1.55;
}

.footer .beian {
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
}

.footer .beian:hover {
  color: var(--brand);
}

@media (max-width: 1100px) {
  .nav-links a {
    padding: 8px 10px;
    font-size: 13px;
  }
  .wecom-badge img {
    height: 24px;
  }
  .price-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .price-grid article.featured {
    grid-column: 1 / -1;
  }
}

@media (max-width: 960px) {
  .nav-inner {
    display: flex;
    justify-content: space-between;
  }
  .nav-links {
    display: none;
    margin-left: 0;
    justify-self: stretch;
  }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px 16px 16px;
    background: #fff;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }
  .nav-links.open a {
    justify-content: flex-start;
    padding: 12px 14px;
    font-size: 14px;
  }
  .nav-actions { display: flex; }
  .menu-btn { display: grid; }
  .hero-grid,
  .soft-grid,
  .feature,
  .feature.reverse,
  .feature-grid,
  .scene-cards,
  .scene-panel,
  .price-grid,
  .cta-grid {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .hero, section { padding: 56px 0; }
  #pricing .sub { white-space: normal; }
  .feature { padding: 20px; }
  .scene-panel { padding: 20px; }
  .wechat-float { display: none; }
}