:root {
  --bg: #f3efe5;
  --surface: rgba(255, 251, 243, 0.86);
  --surface-strong: rgba(255, 253, 248, 0.9);
  --text: #152118;
  --muted: #5f6a62;
  --line: rgba(21, 33, 24, 0.1);
  --green: #1f8f63;
  --green-deep: #0e5d3c;
  --orange: #d1681f;
  --shadow: 0 28px 60px rgba(23, 36, 27, 0.12);
  --shadow-soft: 0 16px 32px rgba(23, 36, 27, 0.08);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: min(1160px, calc(100vw - 48px));
  --transition: 180ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(244, 185, 72, 0.22), transparent 24%),
    radial-gradient(circle at top right, rgba(31, 143, 99, 0.18), transparent 26%),
    linear-gradient(180deg, #f8f3e8 0%, #f2eee4 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(21, 33, 24, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 33, 24, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 88%);
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.site-shell {
  min-height: 100vh;
}

.site-header,
main,
.site-footer {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 22px 0 16px;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 10px -16px 0;
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 999px;
  background: rgba(255, 248, 238, 0.74);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
}

.brand,
.hero-actions,
.hero-badges,
.site-nav,
.button-row,
.contact-actions,
.cta-panel-actions,
.footer-links,
.page-banner-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.brand {
  align-items: center;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 18px;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #fffaf2;
  background: linear-gradient(135deg, #1f8f63 0%, #0d5d3b 100%);
  box-shadow: 0 14px 24px rgba(15, 93, 59, 0.24);
}

.brand-text {
  display: grid;
  gap: 3px;
}

.brand-text strong,
.hero h1,
.page-banner h1,
.section-head h2,
.panel-copy h2,
.contact-copy h2,
.result-stat-card strong,
.package-price {
  font-family: Georgia, "STZhongsong", serif;
}

.brand-text strong {
  font-size: 1.24rem;
}

.brand-text small,
.site-nav a,
.lead,
.section-copy,
.hero-copy p,
.panel-copy p,
.page-banner p,
.contact-copy p,
.contact-aside p,
.feature-card p,
.service-card p,
.case-card p,
.testimonial-card p,
.mini-case-card p,
.faq-item p,
.site-footer p,
.footer-links a {
  color: var(--muted);
}

.site-nav {
  justify-content: center;
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.site-nav a,
.site-cta,
.button,
.nav-toggle {
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform var(--transition),
    background var(--transition),
    border-color var(--transition);
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--text);
  background: rgba(21, 33, 24, 0.06);
}

.site-cta,
.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fffaf1;
  background: linear-gradient(135deg, #cf6d21 0%, #a84d16 100%);
  box-shadow: 0 16px 28px rgba(168, 77, 22, 0.22);
}

.button-secondary,
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  background: rgba(255, 251, 244, 0.95);
  border-color: rgba(21, 33, 24, 0.14);
}

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

.nav-toggle {
  display: none;
}

main {
  padding: 14px 0 42px;
}

.section {
  margin-top: 26px;
}

.hero,
.page-banner,
.signal-band,
.comparison-wrap,
.faq-wrap,
.cta-panel,
.panel-copy,
.contact-copy,
.contact-aside,
.preview-card,
.stack-card,
.feature-card,
.service-card,
.mini-case-card,
.case-card,
.testimonial-card,
.package-card,
.timeline-item,
.availability-card,
.support-card,
.result-stat-card,
.field-checkbox,
.contact-mini {
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  box-shadow: var(--shadow-soft);
}

.hero,
.page-banner,
.signal-band,
.comparison-wrap,
.faq-wrap,
.cta-panel {
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  background: var(--surface);
}

.hero,
.split-panel,
.contact-layout,
.results-layout {
  display: grid;
  gap: 22px;
}

.hero {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.88fr);
  padding: 42px;
}

.page-banner {
  display: grid;
  gap: 18px;
}

.signal-band {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 24px;
  padding: 18px 28px;
}

.signal-band p {
  margin: 0;
  font-weight: 700;
  color: var(--text);
}

.contact-layout {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.split-panel,
.contact-layout {
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 1.05fr);
}

.hero h1,
.page-banner h1,
.section-head h2,
.panel-copy h2,
.contact-copy h2 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.7rem, 5vw, 5rem);
  max-width: 9.2em;
}

.hero-actions {
  margin-top: 28px;
}

.hero-badges {
  margin-top: 24px;
}

.page-banner,
.panel-copy,
.contact-copy,
.contact-aside,
.feature-card,
.service-card,
.mini-case-card,
.package-card,
.timeline-item,
.availability-card,
.support-card,
.case-card,
.testimonial-card {
  padding: 26px;
}

.preview-card,
.stack-card,
.result-stat-card,
.contact-mini,
.cta-panel {
  padding: 22px;
}

.page-banner h1,
.section-head h2,
.panel-copy h2,
.contact-copy h2 {
  font-size: clamp(2rem, 3vw, 3.2rem);
}

.kicker,
.preview-card p,
.stack-card p,
.service-card p,
.case-topline,
.testimonial-role,
.timeline-step,
.mini-case-topline {
  margin: 0;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead,
.section-copy,
.hero-copy p,
.panel-copy p,
.page-banner-lead,
.contact-copy p,
.contact-aside p,
.feature-card p,
.service-card p,
.case-card p,
.testimonial-card p,
.mini-case-card p,
.faq-item p,
.clean-list li,
.info-list li,
.lead-form-status {
  line-height: 1.8;
}

.hero-preview,
.stacked-panels,
.feature-grid,
.service-grid,
.results-stats,
.featured-case-list,
.package-grid,
.timeline,
.case-list,
.testimonial-list,
.support-grid,
.availability-grid,
.field-grid,
.faq-list,
.case-meta {
  display: grid;
  gap: 18px;
}

.hero-preview,
.case-meta {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-grid-home,
.service-grid,
.package-grid,
.featured-case-list,
.support-grid,
.availability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

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

.results-layout {
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
}

.preview-card,
.stack-card,
.service-card,
.mini-case-card,
.contact-mini {
  display: grid;
  gap: 10px;
}

.preview-window {
  display: inline-flex;
  gap: 8px;
}

.preview-window span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(21, 33, 24, 0.12);
}

.preview-card-large {
  grid-column: span 2;
  min-height: 230px;
}

.preview-card-accent,
.package-card-highlight {
  background: linear-gradient(145deg, rgba(31, 143, 99, 0.12), rgba(255, 250, 244, 0.92));
}

.feature-index,
.hero-badges span,
.page-banner-meta span,
.case-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 14px;
  border-radius: 999px;
  font-weight: 700;
}

.feature-index,
.hero-badges span,
.page-banner-meta span {
  border: 1px solid rgba(21, 33, 24, 0.1);
  background: rgba(255, 252, 246, 0.78);
}

.result-stat-card strong,
.package-price {
  font-size: 1.8rem;
  color: var(--orange);
}

.clean-list,
.info-list,
.case-tags {
  padding: 0;
  margin: 0;
  list-style: none;
}

.clean-list li,
.info-list li {
  position: relative;
  padding-left: 18px;
}

.clean-list li::before,
.info-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}

.package-meta,
.package-meta div {
  display: grid;
  gap: 10px;
}

.package-meta div {
  grid-template-columns: 1fr auto;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: rgba(21, 33, 24, 0.04);
}

.comparison-wrap,
.faq-wrap {
  padding: 14px;
}

.comparison-table-wrap {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.comparison-table th {
  background: rgba(21, 33, 24, 0.04);
}

.case-meta article,
.portrait-frame,
.qr-frame {
  overflow: hidden;
  border-radius: var(--radius-md);
  background: rgba(21, 33, 24, 0.05);
}

.case-meta article {
  padding: 16px;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.case-tags span {
  background: rgba(31, 143, 99, 0.08);
  color: var(--green-deep);
}

.contact-aside {
  display: grid;
  gap: 18px;
  align-content: start;
  background: linear-gradient(180deg, rgba(20, 31, 25, 0.98), rgba(33, 52, 42, 0.94));
  color: #f8f2e8;
}

.contact-aside .kicker,
.contact-aside h3,
.contact-mini strong {
  color: #f8f2e8;
}

.contact-aside p,
.contact-aside span,
.contact-aside li {
  color: rgba(248, 242, 232, 0.78);
}

.selected-plan {
  margin: 0;
  font-weight: 700;
  color: var(--green-deep);
}

.field-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field,
.lead-form,
.lead-form-actions {
  display: grid;
  gap: 12px;
}

.field-full {
  grid-column: 1 / -1;
}

.field span {
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(21, 33, 24, 0.12);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(31, 143, 99, 0.42);
  box-shadow: 0 0 0 4px rgba(31, 143, 99, 0.12);
}

.field-checkbox {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 0 16px;
}

.field-checkbox input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.lead-form-status[data-state="success"] {
  color: var(--green-deep);
}

.lead-form-status[data-state="error"] {
  color: #b44d1f;
}

.lead-form-status[data-state="loading"] {
  color: var(--orange);
}

.faq-item {
  padding: 22px 24px;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-size: 1.06rem;
  font-weight: 700;
}

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

.testimonial-card blockquote {
  margin: 0;
  font-family: Georgia, "Songti SC", serif;
  font-size: 1.08rem;
  line-height: 1.9;
}

.cta-panel,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-footer {
  padding: 14px 0 42px;
}

.floating-cta,
.toast {
  position: fixed;
  z-index: 30;
}

.floating-cta {
  right: 24px;
  bottom: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  color: #fff6ed;
  font-weight: 800;
  background: linear-gradient(135deg, #1f8f63 0%, #0d5d3b 100%);
  box-shadow: 0 18px 34px rgba(13, 93, 59, 0.24);
}

.toast {
  left: 50%;
  bottom: 26px;
  min-width: 240px;
  max-width: min(90vw, 420px);
  padding: 14px 18px;
  border-radius: 999px;
  color: #fffaf1;
  background: rgba(20, 31, 25, 0.92);
  box-shadow: 0 18px 34px rgba(20, 31, 25, 0.22);
  transform: translate(-50%, 24px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 500ms ease, transform 500ms ease;
  transition-delay: calc(var(--delay, 0) * 1ms);
}

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

@media (max-width: 1080px) {
  .hero,
  .split-panel,
  .contact-layout,
  .results-layout {
    grid-template-columns: 1fr;
  }

  .timeline,
  .results-stats,
  .feature-grid-home,
  .service-grid,
  .package-grid,
  .featured-case-list,
  .support-grid,
  .availability-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-header {
    grid-template-columns: auto auto auto;
  }

  .site-nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

@media (max-width: 820px) {
  :root {
    --container: min(100vw - 28px, 1000px);
  }

  .site-header {
    gap: 12px;
    padding-top: 18px;
  }

  .site-header::before {
    inset: 6px -8px 0;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    flex-direction: column;
    gap: 8px;
    padding: 14px;
    border: 1px solid rgba(21, 33, 24, 0.1);
    border-radius: 24px;
    background: rgba(255, 250, 244, 0.96);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-cta,
  .brand-text small {
    display: none;
  }

  .hero,
  .page-banner,
  .panel-copy,
  .contact-copy,
  .contact-aside,
  .cta-panel {
    padding: 24px;
  }

  .hero-preview,
  .case-meta,
  .field-grid,
  .timeline,
  .results-stats,
  .feature-grid-home,
  .service-grid,
  .package-grid,
  .featured-case-list,
  .support-grid,
  .availability-grid {
    grid-template-columns: 1fr;
  }

  .preview-card-large {
    grid-column: auto;
  }

  .cta-panel,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .button,
  .site-cta,
  .hero-actions,
  .button-row,
  .contact-actions,
  .cta-panel-actions {
    width: 100%;
  }

  .floating-cta {
    right: 16px;
    bottom: 16px;
  }

  .toast {
    bottom: 88px;
  }
}