:root {
  --bg: #f7efe1;
  --bg-strong: #1b140f;
  --panel: rgba(255, 250, 242, 0.8);
  --panel-strong: #fff7ed;
  --text: #21170f;
  --muted: #5d4c3f;
  --line: rgba(33, 23, 15, 0.12);
  --accent: #da4a1d;
  --accent-deep: #8c2410;
  --accent-soft: #ffe3cb;
  --mint: #1f6f64;
  --shadow: 0 24px 60px rgba(68, 35, 15, 0.12);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(218, 74, 29, 0.18), transparent 34%),
    radial-gradient(circle at 85% 5%, rgba(31, 111, 100, 0.16), transparent 28%),
    linear-gradient(180deg, #f9f3e8 0%, #f4ead9 100%);
}

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

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

blockquote,
p,
ul,
ol,
h1,
h2,
h3 {
  margin: 0;
}

ul,
ol {
  padding-left: 1.2rem;
}

.glow {
  position: fixed;
  width: 22rem;
  height: 22rem;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
}

.glow-left {
  left: -8rem;
  top: 4rem;
  background: rgba(218, 74, 29, 0.28);
}

.glow-right {
  right: -6rem;
  top: 14rem;
  background: rgba(31, 111, 100, 0.22);
}

.hero,
.section,
.footer {
  position: relative;
  z-index: 1;
}

.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 24px 48px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, #f1842b 100%);
  color: #fff;
  box-shadow: var(--shadow);
}

.nav-link {
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(12px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
  gap: 28px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.card,
.deliverable,
.sample-panel,
.package-card,
.faq-list article,
.contact-card,
.timeline article {
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 42px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
  font-weight: 700;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}

.hero-copy h1,
.section-heading h2,
.contact-copy h2 {
  font-family: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.hero-copy h1 {
  margin-top: 18px;
  font-size: clamp(2.6rem, 7vw, 4.8rem);
}

.lead {
  margin-top: 22px;
  max-width: 40rem;
  line-height: 1.75;
  font-size: 1.08rem;
  color: var(--muted);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #ef782d 100%);
  color: #fff;
  box-shadow: 0 16px 34px rgba(218, 74, 29, 0.24);
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
}

.hero-points {
  margin-top: 30px;
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.hero-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card-label,
.sample-tag,
.tier,
.contact-label {
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-deep);
  font-weight: 700;
}

.vertical-list {
  display: grid;
  gap: 10px;
  padding-left: 1rem;
  line-height: 1.6;
}

.metric-strip {
  margin-top: auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.metric-strip div {
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  border: 1px solid rgba(218, 74, 29, 0.1);
}

.metric-strip strong {
  display: block;
  font-size: 1.6rem;
}

.metric-strip span {
  display: block;
  margin-top: 6px;
  font-size: 0.94rem;
  color: var(--muted);
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 22px 24px 0;
}

.section-heading {
  max-width: 42rem;
}

.section-heading h2,
.contact-copy h2 {
  margin-top: 18px;
  font-size: clamp(2rem, 4.4vw, 3.2rem);
}

.card-grid,
.deliverable-grid,
.sample-layout,
.package-grid,
.faq-list,
.timeline,
.contact-section {
  margin-top: 28px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card,
.deliverable,
.sample-panel,
.package-card,
.faq-list article,
.timeline article {
  padding: 26px;
}

.card h3,
.deliverable h3,
.package-card h3,
.faq-list article h3,
.timeline article h3 {
  font-size: 1.18rem;
}

.card p,
.deliverable p,
.sample-panel blockquote,
.faq-list article p,
.timeline article p,
.contact-copy ol,
.contact-tip {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.72;
}

.accent-section {
  padding-top: 54px;
}

.deliverable-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.deliverable-number,
.timeline article span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-weight: 800;
}

.sample-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.sample-panel blockquote {
  font-size: 1.02rem;
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.package-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.package-card.featured {
  background: linear-gradient(180deg, rgba(255, 241, 231, 0.94) 0%, rgba(255, 248, 242, 0.88) 100%);
  border-color: rgba(218, 74, 29, 0.24);
  transform: translateY(-8px);
}

.package-card h3 {
  font-size: 2rem;
}

.package-card ul {
  display: grid;
  gap: 10px;
  line-height: 1.65;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.timeline article {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-list {
  display: grid;
  gap: 18px;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 18px;
  align-items: stretch;
  padding-bottom: 48px;
}

.contact-copy {
  padding: 26px 0;
}

.contact-copy ol {
  padding-left: 1.3rem;
}

.contact-card {
  padding: 28px;
}

.contact-card dl {
  margin: 18px 0 0;
  display: grid;
  gap: 18px;
}

.contact-card dt {
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-card dd {
  margin: 8px 0 0;
  font-size: 1.15rem;
  font-weight: 700;
}

.footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 40px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 0.94rem;
}

.hero-copy,
.hero-card,
.card,
.deliverable,
.sample-panel,
.package-card,
.faq-list article,
.contact-card,
.timeline article {
  animation: rise 720ms ease both;
}

.card-grid .card:nth-child(2),
.deliverable-grid .deliverable:nth-child(2),
.sample-layout .sample-panel:nth-child(2),
.package-grid .package-card:nth-child(2),
.timeline article:nth-child(2) {
  animation-delay: 80ms;
}

.card-grid .card:nth-child(3),
.deliverable-grid .deliverable:nth-child(3),
.sample-layout .sample-panel:nth-child(3),
.package-grid .package-card:nth-child(3),
.timeline article:nth-child(3) {
  animation-delay: 160ms;
}

.timeline article:nth-child(4),
.deliverable-grid .deliverable:nth-child(4) {
  animation-delay: 240ms;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero-grid,
  .card-grid,
  .deliverable-grid,
  .sample-layout,
  .package-grid,
  .timeline,
  .contact-section {
    grid-template-columns: 1fr;
  }

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

  .footer {
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 18px 18px 28px;
  }

  .section,
  .footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .nav {
    gap: 12px;
    align-items: flex-start;
    flex-direction: column;
    padding-bottom: 24px;
  }

  .hero-copy,
  .hero-card,
  .card,
  .deliverable,
  .sample-panel,
  .package-card,
  .faq-list article,
  .timeline article,
  .contact-card {
    border-radius: 22px;
    padding: 22px;
  }

  .hero-copy h1 {
    font-size: clamp(2.25rem, 13vw, 3.4rem);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .button,
  .nav-link {
    width: 100%;
  }

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