:root {
  --bg: #f6f6f8;
  --paper: #ffffff;
  --ink: #17181a;
  --muted: #6a6f76;
  --accent: #e84b2c;
  --accent-deep: #c93517;
  --accent-soft: #fff1ed;
  --blue-soft: #eef5ff;
  --line: rgba(23, 24, 26, 0.08);
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.08);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC",
    "Hiragino Sans GB", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(232, 75, 44, 0.12), transparent 24%),
    var(--bg);
}

.wechat-page {
  width: min(100%, 720px);
  margin: 0 auto;
  padding: 14px 14px 92px;
}

.hero,
.section,
.sticky-bar {
  box-shadow: var(--shadow);
}

.hero,
.section {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
}

.hero {
  padding: 34px 20px 28px;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(255, 241, 237, 0.95) 0%, rgba(255, 255, 255, 0.96) 100%);
}

.hero-tag,
.section-tag,
.followup-label {
  margin: 0;
  color: var(--accent);
  font-size: 1.55rem;
  font-weight: 700;
  text-align: center;
}

.hero h1,
.section h2 {
  margin: 10px 0 0;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.hero h1 {
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(2.1rem, 8vw, 4.6rem);
  line-height: 1.08;
  text-wrap: balance;
}

.hero-lead {
  max-width: 920px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
  white-space: nowrap;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.hero-highlights span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(232, 75, 44, 0.12);
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
}

.hero-price {
  display: grid;
  gap: 12px;
  margin-top: 24px;
  align-items: stretch;
}

.price-main,
.price-side {
  border-radius: 20px;
  padding: 18px 20px;
  text-align: left;
  min-height: 0;
}

.price-card {
  width: 100%;
  cursor: pointer;
}

.price-main {
  background: linear-gradient(180deg, #fff0eb 0%, #ffffff 100%);
  border: 1px solid rgba(232, 75, 44, 0.14);
}

.price-side {
  background: linear-gradient(180deg, #eef5ff 0%, #ffffff 100%);
  border: 1px solid rgba(0, 113, 227, 0.12);
}

.price-main span,
.price-side span,
.price-main small,
.price-side small {
  display: block;
  color: var(--muted);
}

.price-main span,
.price-side span {
  color: var(--accent);
  font-size: 1.55rem;
  font-weight: 800;
}

.price-main small,
.price-side small {
  font-size: 0.88rem;
  line-height: 1.4;
  white-space: nowrap;
}

.taobao-tip {
  margin: 14px 0 0;
  color: var(--accent-deep);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
}

.price-main strong,
.price-side strong,
.plan-card strong,
.followup-box strong {
  display: block;
  margin: 8px 0 6px;
  line-height: 1;
  letter-spacing: -0.05em;
  white-space: nowrap;
}

.price-main strong,
.price-side strong {
  font-size: clamp(2.8rem, 9vw, 4.8rem);
}

.hero-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 24px;
}

.cta-primary,
.cta-secondary,
.sticky-bar a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.98rem;
  font-weight: 700;
}

.cta-primary,
.sticky-bar a {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fff;
}

.cta-secondary {
  background: var(--blue-soft);
  color: #0b63ce;
}

.button-reset {
  border: 0;
  cursor: pointer;
}

.hero-note {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(23, 24, 26, 0.06);
  text-align: left;
}

.hero-note strong,
.hero-note span {
  display: block;
}

.hero-note span {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.65;
}

.section {
  margin-top: 14px;
  padding: 22px 18px;
}

.section-copy h2 {
  font-size: 1.2rem;
  text-align: center;
  line-height: 1.5;
}

.section-copy {
  text-align: center;
}

.trust-lead {
  max-width: 760px;
  margin: 12px auto 0;
  color: var(--muted);
  line-height: 1.7;
  text-align: center;
}

.plans-lead {
  max-width: 820px;
  margin: 12px auto 0;
  color: var(--muted);
  line-height: 1.7;
  text-align: center;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.badges span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

.reason-list,
.plan-list,
.bundle-list,
.flow-list,
.faq-list,
.trust-grid {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.reason-card,
.plan-card,
.bundle-item,
.followup-box,
.flow-card,
.faq-item,
.contact-box,
.trust-card {
  border-radius: 20px;
  border: 1px solid var(--line);
  background: #fff;
}

.reason-card,
.plan-card,
.flow-card,
.faq-item {
  padding: 16px;
}

.reason-card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.reason-card p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.flow-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
}

.flow-card h3,
.faq-item h3 {
  margin: 12px 0 0;
  font-size: 1.05rem;
}

.flow-card p,
.faq-item p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.trust-list,
.plan-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  line-height: 1.75;
}

.trust-card {
  padding: 16px;
  background: linear-gradient(180deg, #fff8f5 0%, #ffffff 100%);
}

.trust-card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.trust-card p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.plan-summary {
  margin-top: 8px;
}

.plan-block {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(23, 24, 26, 0.08);
  text-align: left;
}

.plan-block h3 {
  margin: 0;
  font-size: 1rem;
  color: var(--ink);
}

.plan-block p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.plan-block ul {
  margin: 10px 0 0;
  padding-left: 18px;
  line-height: 1.75;
}

.plan-card.featured {
  background: linear-gradient(180deg, #fff5f1 0%, #ffffff 100%);
  border-color: rgba(232, 75, 44, 0.16);
}

.plan-label {
  margin: 0;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 700;
}

.plan-card strong {
  font-size: clamp(2.4rem, 12vw, 3.8rem);
}

.plan-card span {
  display: block;
  color: var(--muted);
  line-height: 1.65;
}

.bundle-item {
  padding: 14px 16px;
  font-weight: 600;
  line-height: 1.6;
}

.followup-box {
  padding: 18px;
  text-align: center;
  background: linear-gradient(180deg, #f8f8fb 0%, #ffffff 100%);
}

.followup-box strong {
  font-size: clamp(2rem, 10vw, 3rem);
}

.followup-box span {
  color: var(--muted);
  line-height: 1.65;
}

.contact-box {
  padding: 18px;
  background: linear-gradient(180deg, #fff4ef 0%, #ffffff 100%);
}

.contact-box h2 {
  margin: 10px 0 0;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
}

.contact-box > p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
  text-align: center;
}

.contact-lead {
  max-width: 720px;
}

.wechat-id-card {
  margin-top: 16px;
  padding: 18px 16px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid rgba(232, 75, 44, 0.12);
  text-align: center;
}

.wechat-id-card span,
.wechat-id-card strong,
.wechat-id-card small {
  display: block;
}

.wechat-id-card span,
.wechat-id-card small {
  color: var(--muted);
}

.wechat-id-card strong {
  margin: 8px 0 6px;
  font-size: clamp(2rem, 11vw, 3rem);
  letter-spacing: 0.08em;
  color: var(--accent-deep);
}

.contact-steps {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.contact-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(23, 24, 26, 0.06);
}

.contact-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-weight: 800;
  flex: 0 0 auto;
}

.contact-step p {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}

.contact-actions {
  display: flex;
  justify-content: center;
  margin-top: 18px;
}

.contact-box .cta-primary {
  min-width: 240px;
}

.copy-feedback {
  margin-top: 14px;
  color: var(--accent-deep);
  font-weight: 700;
  text-align: center;
}

.sticky-bar {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(23, 24, 26, 0.08);
  backdrop-filter: blur(18px);
}

.sticky-bar span,
.sticky-bar strong {
  display: block;
}

.sticky-bar span {
  color: var(--muted);
  font-size: 0.84rem;
}

.sticky-bar strong {
  margin-top: 2px;
  font-size: 0.95rem;
}

@media (min-width: 760px) {
  .wechat-page {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    padding: 40px 34px 30px;
  }

  .hero h1 {
    max-width: 980px;
    font-size: clamp(3rem, 6.2vw, 4.9rem);
    line-height: 1.05;
  }

  .hero-lead {
    max-width: 860px;
    font-size: 1.08rem;
  }

  .hero-price {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }

  .price-main,
  .price-side {
    min-height: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }

  .price-main strong,
  .price-side strong {
    font-size: clamp(3.2rem, 5.8vw, 4.8rem);
  }

  .reason-list,
  .trust-grid,
  .bundle-list,
  .plan-list,
  .flow-list,
  .faq-list {
    grid-template-columns: 1fr 1fr;
  }

  .contact-steps {
    grid-template-columns: 1fr 1fr 1fr;
  }
}