:root {
  color-scheme: light;
  --ink: #19342f;
  --ink-soft: #536c66;
  --paper: #fffef9;
  --paper-soft: #f5f8ef;
  --mint: #39bda7;
  --mint-dark: #177b6c;
  --mint-pale: #dff5ec;
  --sun: #f4b94f;
  --sun-pale: #fff1c9;
  --lilac: #8d7ad8;
  --lilac-pale: #eee9ff;
  --line: rgba(25, 52, 47, 0.12);
  --shadow: 0 24px 70px rgba(44, 89, 78, 0.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --shell: min(1160px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

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

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  color: white;
  background: var(--mint-dark);
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(25, 52, 47, 0.08);
  background: rgba(255, 254, 249, 0.9);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand > span:last-child {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand strong {
  font-size: 17px;
  letter-spacing: 0.04em;
}

.brand small {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border: 2px solid rgba(23, 123, 108, 0.16);
  border-radius: 15px 15px 17px 17px;
  color: var(--mint-dark);
  background: var(--mint-pale);
  box-shadow: 0 8px 20px rgba(57, 189, 167, 0.16);
}

.brand-mark__ear {
  position: absolute;
  top: -6px;
  width: 12px;
  height: 15px;
  border: 2px solid rgba(23, 123, 108, 0.16);
  border-bottom: 0;
  background: var(--mint-pale);
  transform: rotate(20deg);
}

.brand-mark__ear--left {
  left: 5px;
  border-radius: 12px 3px 0 0;
  transform: rotate(-18deg);
}

.brand-mark__ear--right {
  right: 5px;
  border-radius: 3px 12px 0 0;
}

.brand-mark__face {
  position: relative;
  z-index: 1;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
}

.site-nav a,
.footer-links a,
.footer-legal a {
  transition: color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible,
.footer-legal a:hover,
.footer-legal a:focus-visible {
  color: var(--mint-dark);
}

.hero {
  display: grid;
  min-height: 680px;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 64px;
  padding-block: 72px 92px;
}

.eyebrow {
  display: flex;
  margin: 0 0 18px;
  align-items: center;
  gap: 10px;
  color: var(--mint-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.eyebrow > span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.hero h1,
.section-heading h2,
.parents-card h2,
.status-card h2 {
  margin: 0;
  font-family: "Songti SC", "STSong", "Noto Serif SC", serif;
  font-weight: 800;
  letter-spacing: -0.035em;
}

.hero h1 {
  max-width: 670px;
  font-size: clamp(48px, 5vw, 76px);
  line-height: 1.14;
}

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

.hero-intro {
  max-width: 630px;
  margin: 26px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 15px;
  font-size: 14px;
  font-weight: 800;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

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

.button--primary {
  color: white;
  background: var(--mint-dark);
  box-shadow: 0 14px 30px rgba(23, 123, 108, 0.2);
}

.button--primary:hover,
.button--primary:focus-visible {
  background: #11675b;
  box-shadow: 0 18px 36px rgba(23, 123, 108, 0.25);
}

.button--quiet {
  border-color: var(--line);
  background: white;
}

.hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin: 30px 0 0;
  padding: 0;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 700;
  list-style: none;
}

.hero-notes li::before {
  content: "✓";
  margin-right: 7px;
  color: var(--mint-dark);
}

.hero-art {
  position: relative;
  min-height: 520px;
  isolation: isolate;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(57, 189, 167, 0.2);
  border-radius: 50%;
}

.orbit--outer {
  inset: 20px 12px 28px 16px;
  transform: rotate(-12deg);
}

.orbit--inner {
  inset: 62px 64px 76px 58px;
  border-style: dashed;
  transform: rotate(18deg);
}

.companion-card {
  position: absolute;
  inset: 72px 56px 64px 62px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid rgba(25, 52, 47, 0.08);
  border-radius: 44% 44% var(--radius-xl) var(--radius-xl);
  background:
    radial-gradient(circle at 75% 18%, rgba(255, 240, 181, 0.9), transparent 24%),
    linear-gradient(150deg, #e3f8f0, #f8fbe8 66%, #fff0c9);
  box-shadow: var(--shadow);
}

.companion-card::before,
.companion-card::after {
  position: absolute;
  bottom: -40px;
  width: 210px;
  height: 120px;
  border-radius: 50%;
  background: rgba(57, 189, 167, 0.16);
  content: "";
}

.companion-card::before {
  left: -70px;
  transform: rotate(18deg);
}

.companion-card::after {
  right: -80px;
  background: rgba(244, 185, 79, 0.18);
  transform: rotate(-18deg);
}

.companion-card p {
  position: relative;
  z-index: 2;
  margin: 24px 0 0;
  color: var(--mint-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.companion-face {
  position: relative;
  z-index: 2;
  width: 190px;
  height: 180px;
  border-radius: 48% 48% 45% 45%;
  background: #fff5d8;
  box-shadow:
    inset 0 -14px 0 rgba(244, 185, 79, 0.08),
    0 22px 42px rgba(77, 111, 96, 0.15);
}

.companion-ear {
  position: absolute;
  z-index: -1;
  top: -28px;
  width: 78px;
  height: 92px;
  border-radius: 70% 20% 55% 45%;
  background: #fff5d8;
}

.companion-ear::after {
  position: absolute;
  inset: 18px;
  border-radius: inherit;
  background: #bcebdc;
  content: "";
}

.companion-ear--left {
  left: 5px;
  transform: rotate(-20deg);
}

.companion-ear--right {
  right: 5px;
  transform: scaleX(-1) rotate(-20deg);
}

.companion-eye {
  position: absolute;
  top: 72px;
  width: 23px;
  height: 30px;
  border-radius: 50%;
  background: #19342f;
  box-shadow: inset 7px 6px 0 rgba(255, 255, 255, 0.9);
}

.companion-eye--left {
  left: 50px;
}

.companion-eye--right {
  right: 50px;
}

.companion-nose {
  position: absolute;
  top: 108px;
  left: 50%;
  width: 16px;
  height: 11px;
  border-radius: 50% 50% 60% 60%;
  background: #855e43;
  transform: translateX(-50%);
}

.companion-smile {
  position: absolute;
  top: 117px;
  left: 50%;
  width: 28px;
  height: 17px;
  border-bottom: 3px solid #855e43;
  border-radius: 0 0 50% 50%;
  transform: translateX(-50%);
}

.companion-shadow {
  position: absolute;
  z-index: 1;
  bottom: 76px;
  width: 170px;
  height: 28px;
  border-radius: 50%;
  background: rgba(25, 52, 47, 0.11);
  filter: blur(5px);
}

.mini-card {
  position: absolute;
  z-index: 5;
  display: flex;
  min-height: 48px;
  align-items: center;
  gap: 9px;
  padding: 0 15px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 15px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 34px rgba(41, 77, 67, 0.14);
  font-size: 12px;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.mini-card span {
  font-size: 18px;
}

.mini-card--star {
  top: 92px;
  left: -2px;
}

.mini-card--star span {
  color: var(--sun);
}

.mini-card--heart {
  right: 0;
  bottom: 92px;
}

.mini-card--heart span {
  color: #ef8d85;
}

.spark {
  position: absolute;
  z-index: 4;
  color: var(--sun);
  font-size: 25px;
}

.spark--one {
  top: 46px;
  right: 88px;
}

.spark--two {
  bottom: 42px;
  left: 84px;
  color: var(--mint);
  font-size: 18px;
}

.leaf {
  position: absolute;
  z-index: 3;
  width: 25px;
  height: 12px;
  border-radius: 100% 0 100% 0;
  background: #78cf92;
}

.leaf--one {
  top: 150px;
  right: 24px;
  transform: rotate(35deg);
}

.leaf--two {
  bottom: 135px;
  left: 20px;
  transform: rotate(-28deg) scale(0.75);
}

.section {
  padding-block: 110px;
}

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

.section-heading {
  max-width: 720px;
  margin: 0 auto 50px;
  text-align: center;
}

.section-heading--left {
  margin: 0;
  text-align: left;
}

.section-heading .eyebrow {
  justify-content: center;
}

.section-heading--left .eyebrow {
  justify-content: flex-start;
}

.section-heading h2,
.parents-card h2,
.status-card h2 {
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.25;
}

.section-heading > p:last-child,
.status-card > div > p:last-child {
  margin: 18px 0 0;
  color: var(--ink-soft);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-card {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  padding: 34px;
  border: 1px solid rgba(25, 52, 47, 0.07);
  border-radius: var(--radius-lg);
}

.feature-card--mint {
  background: var(--mint-pale);
}

.feature-card--sun {
  background: var(--sun-pale);
}

.feature-card--lilac {
  background: var(--lilac-pale);
}

.feature-card h3 {
  margin: 30px 0 10px;
  font-size: 21px;
}

.feature-card p {
  max-width: 310px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.feature-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 16px;
  color: white;
  background: var(--ink);
  font-family: Georgia, serif;
  font-size: 22px;
  font-weight: 800;
  box-shadow: 0 12px 24px rgba(25, 52, 47, 0.16);
}

.feature-number {
  position: absolute;
  right: 26px;
  bottom: 18px;
  color: rgba(25, 52, 47, 0.12);
  font-family: Georgia, serif;
  font-size: 54px;
  font-weight: 800;
}

.journey-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 90px;
  align-items: start;
}

.journey-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.journey-list li {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 22px;
  padding: 0 0 34px;
}

.journey-list li:not(:last-child) {
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.journey-index {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 18px;
  color: var(--mint-dark);
  background: var(--mint-pale);
  font-size: 13px;
  font-weight: 900;
}

.journey-list h3 {
  margin: 2px 0 7px;
  font-size: 20px;
}

.journey-list p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.section--parents {
  padding-block: 30px 110px;
}

.parents-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  padding: 66px 72px;
  border-radius: var(--radius-xl);
  color: white;
  background:
    radial-gradient(circle at 12% 85%, rgba(115, 216, 190, 0.2), transparent 30%),
    linear-gradient(135deg, #173f38, #1c6458);
  box-shadow: 0 30px 70px rgba(23, 63, 56, 0.2);
}

.eyebrow--light {
  color: #a9ead8;
}

.parents-copy > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
}

.status-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 42px 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: white;
  box-shadow: 0 18px 54px rgba(44, 89, 78, 0.08);
}

.status-card h2 {
  font-size: clamp(28px, 3vw, 40px);
}

.status-card .eyebrow {
  margin-bottom: 10px;
}

.status-dot {
  width: 18px;
  height: 18px;
  border: 5px solid #dff5ec;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 7px rgba(57, 189, 167, 0.08);
}

.status-badge {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--mint-dark);
  background: var(--mint-pale);
  font-size: 12px;
  font-weight: 800;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #f8faf5;
}

.footer-main,
.footer-legal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.footer-main {
  padding-block: 42px 30px;
}

.brand--footer .brand-mark {
  box-shadow: none;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 700;
}

.footer-legal {
  padding-block: 20px 28px;
  border-top: 1px solid var(--line);
  color: #71837e;
  font-size: 12px;
}

.footer-legal p {
  margin: 0;
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 70px;
  }

  .hero-copy {
    max-width: 700px;
  }

  .hero-art {
    width: min(560px, 100%);
    margin: 0 auto;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 240px;
  }

  .journey-layout,
  .parents-card {
    grid-template-columns: 1fr;
    gap: 44px;
  }
}

@media (max-width: 680px) {
  :root {
    --shell: min(100% - 28px, 1160px);
    --radius-xl: 26px;
  }

  .header-inner {
    min-height: 70px;
  }

  .site-nav {
    display: none;
  }

  .hero {
    padding-block: 54px 72px;
  }

  .hero h1 {
    font-size: clamp(42px, 13vw, 58px);
  }

  .hero-intro {
    font-size: 15px;
  }

  .hero-art {
    min-height: 430px;
  }

  .companion-card {
    inset: 58px 22px 54px;
  }

  .orbit--outer {
    inset: 10px 0 20px;
  }

  .orbit--inner {
    inset: 44px 30px 58px;
  }

  .companion-face {
    width: 160px;
    height: 152px;
  }

  .companion-eye {
    top: 63px;
  }

  .companion-eye--left {
    left: 42px;
  }

  .companion-eye--right {
    right: 42px;
  }

  .companion-nose {
    top: 98px;
  }

  .companion-smile {
    top: 106px;
  }

  .mini-card--star {
    top: 32px;
    left: 2px;
  }

  .mini-card--heart {
    right: 0;
    bottom: 26px;
  }

  .section {
    padding-block: 78px;
  }

  .section--parents {
    padding-block: 8px 78px;
  }

  .parents-card {
    padding: 42px 28px;
  }

  .status-card {
    grid-template-columns: auto 1fr;
    padding: 30px 24px;
  }

  .status-badge {
    grid-column: 2;
    justify-self: start;
  }

  .footer-main,
  .footer-legal {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-main {
    padding-bottom: 24px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}