:root {
  --bg: #f1ede4;
  --bg-deep: #111827;
  --surface: rgba(255, 250, 243, 0.76);
  --surface-strong: rgba(255, 255, 255, 0.88);
  --surface-deep: rgba(17, 24, 39, 0.88);
  --text: #0f172a;
  --muted: #596579;
  --line: rgba(15, 23, 42, 0.1);
  --brand: #b24a2f;
  --brand-deep: #7f2f1d;
  --accent: #c9a96a;
  --accent-soft: rgba(201, 169, 106, 0.2);
  --success: #1c7c54;
  --danger: #a63a3a;
  --shadow: 0 28px 70px rgba(30, 35, 48, 0.14);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --content-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(178, 74, 47, 0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(201, 169, 106, 0.18), transparent 24%),
    linear-gradient(180deg, #f6f1e7 0%, #efe7d8 100%);
  font-family: "Manrope", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

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

.marketing-body {
  min-height: 100vh;
}

.site-header,
.hero-section,
.support-section,
.about-section,
.deployment-section,
.feedback-section,
.cta-section,
.site-footer {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--brand-deep), var(--brand));
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  box-shadow: 0 12px 26px rgba(178, 74, 47, 0.3);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.04;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  font-size: 0.95rem;
}

.site-nav a {
  position: relative;
  padding-bottom: 4px;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 180ms ease;
}

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

body[data-page="product"] [data-nav-key="product"]::after,
body[data-page="about"] [data-nav-key="about"]::after,
body[data-page="deployment"] [data-nav-key="deployment"]::after,
body[data-page="feedback"] [data-nav-key="feedback"]::after {
  transform: scaleX(1);
}

.nav-cta,
.primary-button,
.secondary-button,
.guide-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease;
}

.nav-cta,
.primary-button {
  background: linear-gradient(135deg, var(--brand-deep), var(--brand));
  color: #fff;
  box-shadow: 0 16px 32px rgba(178, 74, 47, 0.28);
}

.secondary-button {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.button-wide {
  width: 100%;
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 0;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
}

.hero-section-home {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 36px;
  padding: 56px 0 76px;
  min-height: calc(100svh - 84px);
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-copy h1,
.section-heading h2,
.cta-copy h2 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 5.3rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.hero-text,
.section-heading,
.about-copy p,
.cta-copy p,
.feedback-board span,
.board-card p,
.guide-panel p,
.guide-panel li,
.plan-panel p,
.employee-strip p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-text {
  max-width: 620px;
  margin: 20px 0 28px;
  font-size: 1.03rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.hero-metrics li {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.45rem;
  font-weight: 800;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-stage {
  position: relative;
  min-height: 560px;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(8px);
}

.hero-glow-a {
  top: 30px;
  right: 20px;
  width: 140px;
  height: 140px;
  background: rgba(201, 169, 106, 0.34);
}

.hero-glow-b {
  bottom: 44px;
  left: 0;
  width: 220px;
  height: 220px;
  background: rgba(178, 74, 47, 0.18);
}

.hero-stage-panel,
.employee-strip,
.plan-panel,
.guide-shell,
.feedback-form-shell,
.feedback-board,
.cta-shell,
.about-stats div {
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: var(--surface);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-stage-panel {
  position: absolute;
  inset: 26px 0 26px 34px;
  border-radius: var(--radius-xl);
  padding: 30px;
}

.stage-overline,
.board-head,
.employee-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.stage-overline {
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 0.92rem;
}

.stage-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.stage-columns article {
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
}

.overview-grid,
.feature-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.overview-card,
.feature-item {
  display: block;
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(15, 23, 42, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.overview-card:hover,
.feature-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(30, 35, 48, 0.12);
}

.overview-index,
.feature-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--brand-deep);
  font-size: 0.8rem;
  font-weight: 700;
}

.overview-card h3,
.feature-item h3 {
  margin: 14px 0 10px;
}

.overview-card p,
.feature-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.stage-columns h3,
.employee-strip h3,
.plan-panel h3,
.guide-panel h3 {
  margin: 0 0 10px;
}

.stage-columns p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.support-section,
.about-section,
.deployment-section,
.feedback-section {
  padding: 76px 0;
}

.subpage-main {
  padding-bottom: 52px;
}

.subpage-hero {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
  padding: 56px 0 18px;
}

.subpage-hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 4.8vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.subpage-hero p:last-child {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.subpage-section {
  padding-top: 28px;
}

.homepage-quicklook {
  padding-top: 12px;
}

.homepage-products {
  padding-top: 10px;
  padding-bottom: 26px;
}

.homepage-product-actions {
  margin-top: 22px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 36px;
}

.employee-showcase {
  display: grid;
  gap: 16px;
}

.employee-strip {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 300px;
  gap: 20px;
  align-items: center;
  padding: 24px 26px;
  border-radius: 24px;
}

.employee-role,
.plan-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--brand-deep);
  font-size: 0.82rem;
  font-weight: 700;
}

.employee-head {
  flex-direction: column;
  align-items: flex-start;
}

.employee-head h3 {
  margin: 8px 0 0;
}

.tag-row,
.plan-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.tag-row li,
.plan-list li {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: var(--text);
  font-size: 0.9rem;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 24px;
}

.about-copy {
  font-size: 1.05rem;
}

.about-stats {
  display: grid;
  gap: 16px;
}

.about-stats div {
  padding: 24px;
  border-radius: 24px;
}

.about-stats strong {
  display: block;
  margin-bottom: 8px;
}

.plan-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.plan-panel {
  padding: 28px;
  border-radius: 28px;
}

.plan-panel-premium {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(20, 25, 42, 0.96), rgba(127, 47, 29, 0.9)),
    var(--surface-deep);
}

.plan-panel-premium p,
.plan-panel-premium li {
  color: rgba(255, 255, 255, 0.82);
}

.plan-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.guide-shell {
  border-radius: 30px;
  padding: 24px;
}

.guide-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.guide-tab {
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  cursor: pointer;
}

.guide-tab.is-active {
  background: linear-gradient(135deg, var(--brand-deep), var(--brand));
  color: #fff;
}

.guide-panel {
  display: none;
}

.guide-panel.is-active {
  display: block;
}

.guide-list {
  margin: 16px 0 0;
  padding-left: 20px;
}

.guide-list li + li {
  margin-top: 10px;
}

.feedback-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 20px;
}

.feedback-form-shell,
.feedback-board {
  padding: 26px;
  border-radius: 30px;
}

.feedback-form {
  display: grid;
  gap: 16px;
}

.feedback-form label {
  display: grid;
  gap: 8px;
  font-size: 0.94rem;
  font-weight: 600;
}

.feedback-form input,
.feedback-form textarea,
.feedback-form select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 16px;
  outline: none;
  background: rgba(255, 255, 255, 0.92);
}

.feedback-form input:focus,
.feedback-form textarea:focus,
.feedback-form select:focus {
  border-color: rgba(178, 74, 47, 0.34);
  box-shadow: 0 0 0 4px rgba(178, 74, 47, 0.08);
}

.helper-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.board-head {
  margin-bottom: 18px;
}

.board-head strong {
  font-size: 1rem;
}

.board-list {
  display: grid;
  gap: 12px;
}

.board-card {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.board-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.board-card strong {
  font-size: 0.98rem;
}

.board-card p {
  margin: 0;
}

.board-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.board-chip.is-complaint {
  background: rgba(166, 58, 58, 0.12);
  color: var(--danger);
}

.board-chip.is-suggestion {
  background: rgba(28, 124, 84, 0.12);
  color: var(--success);
}

.board-meta {
  color: var(--muted);
  font-size: 0.84rem;
}

.cta-section {
  padding: 0 0 88px;
}

.cta-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px;
  border-radius: 34px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 0 40px;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal-delay-1 {
  transition-delay: 120ms;
}

.reveal-delay-2 {
  transition-delay: 220ms;
}

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

@media (max-width: 1080px) {
  .hero-section-home,
  .about-layout,
  .feedback-layout {
    grid-template-columns: 1fr;
  }

  .plan-band {
    grid-template-columns: 1fr;
  }

  .employee-strip {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }

  .tag-row {
    justify-content: flex-start;
  }

  .hero-stage {
    min-height: 480px;
  }

  .stage-columns,
  .overview-grid,
  .feature-columns,
  .hero-metrics {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    padding-top: 14px;
  }

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

  .site-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 72px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow);
  }

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

  .site-nav .nav-cta {
    width: 100%;
  }

  .hero-section-home {
    min-height: auto;
    padding-top: 28px;
  }

  .hero-copy h1,
  .subpage-hero h1,
  .section-heading h2,
  .cta-copy h2 {
    font-size: clamp(2.2rem, 11vw, 3.5rem);
  }

  .hero-stage {
    min-height: auto;
  }

  .hero-stage-panel {
    position: relative;
    inset: auto;
    padding: 22px;
  }

  .guide-shell,
  .feedback-form-shell,
  .feedback-board,
  .plan-panel,
  .cta-shell {
    padding: 22px;
  }
}