:root {
  --ink: #171717;
  --muted: #6b6b67;
  --line: #deded8;
  --paper: #f7f7f3;
  --white: #ffffff;
  --accent: #ef6a2f;
  --accent-dark: #c84e1e;
  --radius: 18px;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 82% 10%, rgba(239, 106, 47, 0.11), transparent 28rem),
    var(--paper);
}

a {
  color: inherit;
}

.page-width {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1200px, calc(100% - 40px));
  min-height: 78px;
  margin-inline: auto;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 9px;
  color: var(--white);
  background: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.header-note,
.micro-copy,
.panel-hint,
.site-footer {
  color: var(--muted);
  font-size: 12px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(48px, 9vw, 120px);
  align-items: center;
  min-height: 650px;
  padding-block: 82px 76px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 1.4;
  text-transform: uppercase;
}

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

h1 {
  max-width: 690px;
  margin-bottom: 24px;
  font-size: clamp(44px, 6.3vw, 80px);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.98;
}

h1 em {
  display: block;
  color: var(--accent-dark);
  font-style: normal;
}

.hero-lede {
  max-width: 490px;
  margin-bottom: 32px;
  color: #4f4f4b;
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0 22px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

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

.button:active {
  transform: translateY(0) scale(0.98);
}

.button:focus-visible {
  outline: 3px solid rgba(239, 106, 47, 0.35);
  outline-offset: 3px;
}

.button-primary {
  color: var(--white);
  background: var(--accent);
}

.button-primary:hover {
  background: var(--accent-dark);
}

.button-secondary {
  border-color: #cfcfc8;
  background: rgba(255, 255, 255, 0.55);
}

.button-secondary:hover {
  border-color: var(--ink);
  background: var(--white);
}

.micro-copy {
  margin-bottom: 0;
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 18px 22px 30px;
  border: 1px solid #d5d5ce;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 18px 18px 0 rgba(239, 106, 47, 0.13);
  text-align: center;
}

.hero-panel::before {
  position: absolute;
  top: -82px;
  right: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(239, 106, 47, 0.1);
  content: "";
}

.price-line {
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 9px;
  margin-bottom: 12px;
}

.price {
  color: var(--accent-dark);
  font-size: 50px;
  font-weight: 900;
  letter-spacing: -0.07em;
  line-height: 1;
}

.price-label {
  color: var(--muted);
  font-size: 15px;
  font-weight: 800;
}

.panel-title {
  position: relative;
  margin-bottom: 24px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
}

.qr-frame {
  position: relative;
  width: min(100%, 310px);
  margin-inline: auto;
  padding: 14px;
  border: 1px solid #e1e1da;
  border-radius: 14px;
  background: var(--white);
}

.qr-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
}

.panel-hint {
  position: relative;
  margin: 18px 0 0;
}

.campaign-banner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  overflow: hidden;
  margin-bottom: 82px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 18px 18px 0 rgba(239, 106, 47, 0.11);
}

.campaign-image {
  display: grid;
  min-height: 330px;
  place-items: center;
  padding: 18px;
  background: #fff;
}

.campaign-image img {
  display: block;
  width: 100%;
  max-height: 350px;
  object-fit: contain;
}

.campaign-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 42px 38px;
  background: linear-gradient(145deg, #fff, #fff5ee);
}

.campaign-copy .eyebrow {
  margin-bottom: 15px;
}

.campaign-copy h2 {
  max-width: 390px;
  margin-bottom: 17px;
  font-size: clamp(28px, 3.1vw, 43px);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1.08;
}

.campaign-copy > p:not(.eyebrow) {
  max-width: 390px;
  margin-bottom: 23px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.campaign-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  max-width: 390px;
  margin-bottom: 27px;
  padding-top: 17px;
  border-top: 1px solid #eadbd1;
  color: #4f4f4b;
  font-size: 13px;
  font-weight: 800;
}

.campaign-points span::before {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.campaign-copy .button {
  align-self: flex-start;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.proof-strip > div {
  display: grid;
  gap: 7px;
  padding: 24px 28px;
  border-right: 1px solid var(--line);
}

.proof-strip > div:last-child {
  border-right: 0;
}

.proof-strip strong {
  font-size: 15px;
}

.proof-strip span {
  color: var(--muted);
  font-size: 13px;
}

.services {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  gap: 70px;
  padding-block: 120px;
}

.section-heading h2,
.closing-cta h2 {
  max-width: 470px;
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.service-list {
  display: grid;
  gap: 0;
}

.service-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 22px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.service-item:last-child {
  border-bottom: 1px solid var(--line);
}

.service-number {
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.service-item h3 {
  margin-bottom: 9px;
  font-size: 19px;
}

.service-item p {
  max-width: 480px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.closing-cta {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  padding: 38px 0 94px;
  border-top: 1px solid var(--line);
}

.closing-cta .eyebrow {
  margin-bottom: 16px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  width: min(1200px, calc(100% - 40px));
  padding: 22px 0 34px;
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .page-width,
  .site-header {
    width: min(100% - 28px, 560px);
  }

  .site-header {
    min-height: 68px;
  }

  .header-note {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 48px;
    min-height: auto;
    padding-block: 64px 64px;
  }

  h1 {
    font-size: clamp(44px, 14vw, 68px);
  }

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

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

  .button {
    width: 100%;
  }

  .hero-panel {
    padding: 16px 20px 25px;
    box-shadow: 10px 10px 0 rgba(239, 106, 47, 0.13);
  }

  .campaign-banner {
    grid-template-columns: 1fr;
    margin-bottom: 58px;
    box-shadow: 10px 10px 0 rgba(239, 106, 47, 0.11);
  }

  .campaign-image {
    min-height: 0;
    padding: 12px;
  }

  .campaign-copy {
    padding: 30px 24px 32px;
  }

  .campaign-copy .button {
    width: 100%;
  }

  .proof-strip {
    grid-template-columns: 1fr;
  }

  .proof-strip > div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .proof-strip > div:last-child {
    border-bottom: 0;
  }

  .services {
    grid-template-columns: 1fr;
    gap: 46px;
    padding-block: 82px;
  }

  .closing-cta {
    display: grid;
    align-items: start;
    padding-bottom: 70px;
  }

  .site-footer {
    display: grid;
    gap: 8px;
    width: min(100% - 28px, 560px);
  }
}

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

  .button {
    transition: none;
  }
}