:root {
  --bg: #f7f3eb;
  --bg-strong: #ede4d3;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #fffdf9;
  --line: rgba(53, 42, 28, 0.11);
  --text: #1d1710;
  --muted: #62584a;
  --brand: #0f766e;
  --brand-strong: #0b5d56;
  --accent: #c96e06;
  --accent-soft: #fff0d9;
  --shadow: 0 28px 60px rgba(33, 25, 14, 0.1);
  --shadow-soft: 0 16px 36px rgba(33, 25, 14, 0.08);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(201, 110, 6, 0.14), transparent 24%),
    linear-gradient(180deg, #fbf8f1 0%, var(--bg) 48%, #f5efe4 100%);
}

.skip-link {
  position: absolute;
  left: 20px;
  top: -44px;
  z-index: 50;
  padding: 10px 14px;
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  box-shadow: var(--shadow-soft);
}

.skip-link:focus {
  top: 14px;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  border: 0;
  cursor: pointer;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.35);
  outline-offset: 3px;
}

.site-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
  margin-bottom: 22px;
  background: rgba(255, 253, 249, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  box-shadow: 0 18px 45px rgba(34, 24, 14, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--brand), #34d399);
  color: #fff;
  font-weight: 800;
}

.brand-name,
.brand-subtitle,
.promo-head p,
.promo-head span {
  margin: 0;
}

.brand-name {
  font-size: 0.96rem;
  font-weight: 800;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 0.8rem;
}

.nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a {
  position: relative;
  padding: 6px 0;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--brand), #34d399);
  transition: transform 180ms ease;
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.nav-cta,
.button-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  color: #fff;
  box-shadow: 0 16px 30px rgba(15, 118, 110, 0.22);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.65);
  color: var(--text);
  border: 1px solid var(--line);
}

.nav-cta:hover,
.button:hover {
  transform: translateY(-2px);
}

.button:active,
.nav-cta:active {
  transform: translateY(0) scale(0.98);
}

.button-block {
  width: 100%;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: center;
  padding: 26px 0 12px;
}

.hero-copy,
.hero-panel,
.plan-card,
.benefit-card,
.review-card,
.comparison-table,
.faq-list,
.trust-strip {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-copy,
.hero-panel {
  padding: 38px;
  border-radius: var(--radius-xl);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #9a5b04;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2 {
  margin: 18px 0 0;
  line-height: 1.05;
}

.hero-title-wrap {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 14px;
}

.hero-logo {
  width: 108px;
  height: 108px;
  flex: 0 0 108px;
  object-fit: contain;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.78);
  padding: 12px;
  box-shadow: var(--shadow-soft);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.25rem, 4.4vw, 4rem);
  line-height: 1.14;
  max-width: 12ch;
}

.hero h1 span {
  display: block;
}

.hero h1 span + span {
  margin-top: 10px;
}

.hero-text,
.section-heading p,
.plan-copy,
.benefit-card p,
.review-card p,
.faq-list p {
  color: var(--muted);
  line-height: 1.75;
}

.hero-text {
  max-width: 62ch;
  margin: 22px 0 0;
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.hero-highlights article {
  min-height: 122px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-soft);
}

.hero-highlights strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.hero-highlights span {
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.93rem;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-points span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
}

.hero-panel {
  display: grid;
  gap: 18px;
}

.promo-card {
  padding: 26px;
  border-radius: 24px;
  background: linear-gradient(180deg, #fffdfa 0%, #fff7eb 100%);
  border: 1px solid rgba(217, 119, 6, 0.14);
}

.promo-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.plan-image {
  display: block;
  width: 88px;
  height: 88px;
  object-fit: contain;
  margin: 8px auto 14px;
  border-radius: 22px;
  background: #fff;
  padding: 10px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.plan-image-dark {
  background: #171717;
  padding: 8px;
}

.plan-image-wide {
  width: 132px;
  height: 72px;
  border-radius: 18px;
  padding: 8px 12px;
}

.promo-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.92rem;
}

.promo-card h2,
.plan-card h3,
.benefit-card h3 {
  margin: 0;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 16px 0 20px;
}

.price-row strong,
.plan-price {
  font-size: 2.3rem;
  font-weight: 800;
}

.price-row span,
.plan-price span {
  color: var(--muted);
  font-size: 1rem;
}

.promo-list,
.plan-card ul {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0 0 22px;
  list-style: none;
}

.promo-list li,
.plan-card li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
}

.promo-list li::before,
.plan-card li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), #34d399);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.stat-grid article,
.benefit-card,
.review-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
}

.review-card {
  display: flex;
  flex-direction: column;
}

.stat-grid strong {
  display: block;
  font-size: 1.6rem;
}

.stat-grid span,
.review-card span {
  color: var(--muted);
}

.trust-strip,
.section {
  margin-top: 24px;
}

.trust-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 24px;
  border-radius: 24px;
}

.trust-strip p {
  margin: 0;
  font-weight: 700;
}

.trust-items {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-items span,
.tag {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.tag.hot {
  background: var(--accent-soft);
  color: #9a5b04;
  border-color: rgba(217, 119, 6, 0.18);
}

.section {
  padding: 26px 0;
}

#plans,
#comparison,
#reviews,
#faq {
  scroll-margin-top: 120px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

#reviews .section-heading h2 span {
  display: block;
}

#reviews .section-heading h2 span + span {
  margin-top: 10px;
}

.section-heading p {
  max-width: 44ch;
  margin: 0;
}

.plan-grid,
.benefit-grid,
.review-grid {
  display: grid;
  gap: 18px;
}

.plan-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.benefit-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.review-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.review-card strong {
  display: block;
  margin-top: auto;
  padding-top: 18px;
}

.plan-card {
  padding: 28px;
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.plan-card.featured {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 248, 237, 0.96) 0%, rgba(255, 255, 255, 0.86) 100%);
  border: 1px solid rgba(217, 119, 6, 0.18);
  transform: translateY(-6px);
}

.plan-card.featured::after {
  content: "";
  position: absolute;
  inset: auto 28px -10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(15, 118, 110, 0.24), rgba(217, 119, 6, 0.34));
  filter: blur(10px);
}

.plan-price {
  margin: 18px 0 12px;
}

.plan-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 16px;
}

.plan-meta span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.08);
  color: var(--brand-strong);
  font-size: 0.82rem;
  font-weight: 700;
}

.plan-card .button {
  margin-top: auto;
}

.comparison-table {
  overflow: hidden;
  border-radius: 26px;
}

.comparison-wrap {
  overflow-x: auto;
  padding-bottom: 4px;
}

.comparison-row {
  display: grid;
  grid-template-columns: 1.2fr repeat(5, minmax(150px, 1fr));
  gap: 16px;
  min-width: 980px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
}

.comparison-row:last-child {
  border-bottom: 0;
}

.comparison-head {
  background: rgba(255, 255, 255, 0.55);
  font-weight: 800;
}

.accent-cell {
  color: var(--brand-strong);
  font-weight: 800;
}

.faq-section {
  padding-bottom: 0;
}

.faq-list {
  padding: 8px 24px;
  border-radius: 26px;
}

.faq-list details {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.faq-list details:last-child {
  border-bottom: 0;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  margin: 12px 0 0;
}

.seo-card {
  padding: 24px 26px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.seo-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(20, 20, 20, 0.45);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 180ms ease, visibility 180ms ease;
}

.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.subscribe-modal {
  position: relative;
  width: min(100%, 430px);
  padding: 32px 28px 28px;
  text-align: center;
  border-radius: 28px;
  background: linear-gradient(180deg, #fffdfa 0%, #f8f4eb 100%);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 30px 70px rgba(16, 12, 7, 0.22);
  transform: translateY(12px) scale(0.98);
  transition: transform 180ms ease;
}

.modal-overlay.is-open .subscribe-modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--muted);
  font-size: 1.5rem;
  line-height: 1;
  box-shadow: var(--shadow-soft);
}

.wechat-logo {
  display: block;
  width: 78px;
  height: 78px;
  margin: 0 auto 16px;
}

.modal-eyebrow {
  margin: 0;
  color: var(--brand-strong);
  font-size: 0.95rem;
  font-weight: 800;
}

.subscribe-modal h2 {
  margin: 10px 0 0;
  font-size: clamp(1.8rem, 4vw, 2.3rem);
  line-height: 1.15;
}

.modal-copy {
  margin: 14px 0 24px;
  color: var(--muted);
  line-height: 1.7;
}

.modal-confirm {
  width: 100%;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1080px) {
  .hero,
  .section-heading,
  .plan-grid,
  .benefit-grid,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .section-heading {
    align-items: start;
  }

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

  .comparison-row {
    grid-template-columns: 1fr;
    min-width: 0;
  }
}

@media (max-width: 760px) {
  .site-shell {
    width: min(100% - 20px, 1200px);
    padding-top: 14px;
  }

  .topbar {
    flex-wrap: wrap;
    border-radius: 26px;
  }

  .nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero-copy,
  .hero-panel,
  .plan-card,
  .comparison-table,
  .faq-list {
    padding-left: 22px;
    padding-right: 22px;
  }

  .hero h1 {
    font-size: 2.2rem;
    max-width: none;
  }

  .stat-grid {
    grid-template-columns: 1fr;
  }

  .trust-strip {
    align-items: start;
    flex-direction: column;
  }

  .plan-card.featured {
    transform: none;
  }

  .hero-title-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .hero-logo {
    width: 88px;
    height: 88px;
    flex-basis: 88px;
  }
}