:root {
  --ink: #20201d;
  --soft-ink: #4f504b;
  --muted: #777a72;
  --line: #e5e0d6;
  --paper: #fbfaf5;
  --wash: #f3f1ea;
  --white: #ffffff;
  --red: #d71920;
  --red-soft: #fff0ef;
  --green: #2e6d52;
  --green-soft: #eaf3ed;
  --shadow: 0 24px 70px rgba(70, 54, 35, 0.11);
  --radius: 8px;
  font-family: "Yu Gothic", "Hiragino Sans", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(215, 25, 32, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(32, 32, 29, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 46px 46px;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 5vw, 72px);
  background: rgba(251, 250, 245, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand-mark,
.site-nav,
.hero-actions,
.site-footer {
  display: flex;
  align-items: center;
}

.brand-mark {
  gap: 10px;
  font-weight: 900;
  color: var(--ink);
}

.brand-dot {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--white);
  background: var(--red);
  border-radius: 50%;
  font-weight: 950;
}

.site-nav {
  gap: 28px;
  color: var(--soft-ink);
  font-size: 14px;
}

.site-nav a,
.header-cta,
.primary-action,
.secondary-action,
.site-footer a {
  transition: transform 180ms ease, color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--red);
}

.header-cta,
.primary-action,
.secondary-action {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 800;
  white-space: nowrap;
}

.header-cta {
  padding: 0 18px;
  color: var(--white);
  background: var(--ink);
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.86fr);
  gap: clamp(32px, 6vw, 86px);
  min-height: calc(100dvh - 67px);
  align-items: center;
  padding: clamp(46px, 8vw, 96px) clamp(18px, 5vw, 72px) 56px;
}

.hero-copy {
  max-width: 780px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--red);
  font-size: 14px;
  font-weight: 900;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(46px, 7.2vw, 104px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4.6vw, 62px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.28;
  letter-spacing: 0;
}

p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.78;
}

.hero-lede {
  max-width: 660px;
  color: var(--soft-ink);
  font-size: clamp(19px, 2vw, 25px);
  line-height: 1.68;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.primary-action {
  padding: 0 24px;
  color: var(--white);
  background: var(--red);
}

.secondary-action {
  padding: 0 22px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
}

.primary-action:hover,
.secondary-action:hover,
.header-cta:hover {
  transform: translateY(-2px);
}

.hero-card {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.product-window {
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.window-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.window-top span {
  color: var(--red);
  font-size: 24px;
  font-weight: 950;
}

.window-top small {
  color: var(--muted);
}

.window-body {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 16px 0;
}

.window-body div {
  display: grid;
  gap: 10px;
  min-height: 116px;
  align-content: space-between;
  padding: 14px;
  background: var(--wash);
  border-radius: var(--radius);
}

.window-body strong {
  color: var(--muted);
  font-size: 13px;
}

.window-body b {
  color: var(--ink);
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1;
}

.menu-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.menu-preview span {
  padding: 8px 12px;
  color: var(--green);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.hero-card img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  object-position: center 42%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.intro-band,
.income-section,
.service-section,
.brand-section,
.steps-section,
.closing-cta {
  padding: clamp(58px, 8vw, 112px) clamp(18px, 5vw, 72px);
}

.intro-band {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(28px, 6vw, 84px);
  align-items: end;
  background: var(--white);
  border-block: 1px solid var(--line);
}

.intro-band p:last-child {
  max-width: 760px;
}

.income-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.7fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
}

.income-copy {
  max-width: 740px;
}

.income-panel {
  display: grid;
  gap: 14px;
  min-height: 360px;
  align-content: center;
  padding: clamp(28px, 5vw, 48px);
  background: var(--red-soft);
  border: 1px solid #f2cbc8;
  border-radius: var(--radius);
}

.income-panel span {
  color: var(--red);
  font-weight: 900;
}

.income-panel strong {
  color: var(--red);
  font-size: clamp(42px, 7vw, 82px);
  line-height: 1;
}

.income-panel p {
  color: var(--soft-ink);
}

.section-heading {
  max-width: 860px;
}

.service-section {
  background: var(--white);
  border-block: 1px solid var(--line);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
}

.service-grid article,
.brand-notes article,
.steps-list li {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.service-grid article {
  min-height: 280px;
  padding: 24px;
}

.service-grid span {
  display: inline-block;
  margin-bottom: 54px;
  color: var(--red);
  font-weight: 950;
}

.service-grid p,
.steps-list p,
.brand-notes span,
.closing-cta p {
  font-size: 16px;
}

.brand-section {
  background: var(--wash);
}

.brand-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.72fr);
  gap: clamp(28px, 6vw, 84px);
  align-items: start;
}

.brand-copy {
  max-width: 780px;
}

.brand-notes {
  display: grid;
  gap: 12px;
}

.brand-notes article {
  display: grid;
  gap: 6px;
  padding: 22px;
  background: var(--white);
}

.brand-notes strong {
  font-size: 20px;
}

.brand-notes span {
  color: var(--muted);
  line-height: 1.65;
}

.steps-section {
  background: var(--paper);
}

.steps-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.steps-list li {
  min-height: 230px;
  padding: 24px;
}

.steps-list span {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  margin-bottom: 42px;
  color: var(--white);
  background: var(--green);
  border-radius: 50%;
  font-weight: 950;
}

.closing-cta {
  min-height: 480px;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(32, 32, 29, 0.92), rgba(32, 32, 29, 0.66)),
    url("tappick招商海报.png") center / cover;
}

.closing-cta .section-kicker,
.closing-cta p {
  color: rgba(255, 255, 255, 0.78);
}

.closing-cta h2 {
  max-width: 980px;
}

.closing-cta p {
  max-width: 660px;
}

.primary-action.light {
  margin-top: 14px;
  color: var(--red);
  background: var(--white);
}

.site-footer {
  justify-content: space-between;
  gap: 16px;
  padding: 22px clamp(18px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.76);
  background: var(--ink);
}

.site-footer strong {
  color: var(--white);
}

@media (max-width: 980px) {
  .site-nav {
    display: none;
  }

  .hero-shell,
  .intro-band,
  .income-section,
  .brand-layout {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 760px) {
  .site-header {
    padding: 12px 16px;
  }

  .header-cta {
    min-height: 40px;
    padding: 0 14px;
    font-size: 14px;
  }

  .hero-shell,
  .intro-band,
  .income-section,
  .service-section,
  .brand-section,
  .steps-section,
  .closing-cta {
    padding-inline: 16px;
  }

  h1 {
    font-size: clamp(42px, 14vw, 64px);
  }

  h2 {
    font-size: clamp(30px, 9vw, 42px);
  }

  p,
  .hero-lede {
    font-size: 16px;
  }

  .hero-actions,
  .window-body,
  .service-grid,
  .steps-list {
    display: grid;
    grid-template-columns: 1fr;
  }

  .income-panel {
    min-height: 280px;
  }

  .service-grid article,
  .steps-list li {
    min-height: auto;
  }

  .service-grid span,
  .steps-list span {
    margin-bottom: 24px;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}