:root {
  color-scheme: light dark;
  --ink: #25312c;
  --muted: #66746e;
  --paper: #f2f4ef;
  --paper-soft: #e9efea;
  --line: rgba(37, 49, 44, 0.16);
  --accent: #4f766c;
  --accent-deep: #2f5d55;
  --water: #8faeaf;
  --wood: #9b7258;
  --white: #fbfcf8;
  --shadow: rgba(33, 50, 43, 0.16);
  --radius: 8px;
  --container: min(1120px, calc(100vw - 40px));
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eaf0eb;
    --muted: #aab8b2;
    --paper: #17211f;
    --paper-soft: #1f2b28;
    --line: rgba(234, 240, 235, 0.16);
    --accent: #8fb9ad;
    --accent-deep: #b7d2ca;
    --water: #73999b;
    --wood: #c29472;
    --white: #202c29;
    --shadow: rgba(0, 0, 0, 0.28);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family:
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
    Arial, sans-serif;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

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

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 20;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 max(24px, calc((100vw - 1120px) / 2));
  background: color-mix(in srgb, var(--paper) 84%, transparent);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition:
    background-color 220ms ease,
    border-color 220ms ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
}

.scroll-sentinel {
  position: absolute;
  top: 12px;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.brand {
  font-size: 20px;
  font-weight: 650;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after,
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: auto;
  bottom: 3px;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 220ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.text-link:hover::after,
.text-link:focus-visible::after {
  width: 100%;
}

.menu-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  padding: 8px 14px;
  font: inherit;
}

@media (min-width: 981px) {
  .menu-button {
    display: none;
  }
}

.hero {
  position: relative;
  min-height: 100dvh;
  display: grid;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -3;
  background-image: url("assets/guixin-hero.jpg");
  background-position: center;
  background-size: cover;
  transform: scale(1.02);
}

.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(242, 244, 239, 0.92) 0%, rgba(242, 244, 239, 0.72) 38%, rgba(242, 244, 239, 0.16) 74%),
    linear-gradient(0deg, rgba(242, 244, 239, 0.38), rgba(242, 244, 239, 0.08));
}

@media (prefers-color-scheme: dark) {
  .hero-scrim {
    background:
      linear-gradient(90deg, rgba(23, 33, 31, 0.9) 0%, rgba(23, 33, 31, 0.7) 44%, rgba(23, 33, 31, 0.18) 78%),
      linear-gradient(0deg, rgba(23, 33, 31, 0.42), rgba(23, 33, 31, 0.12));
  }
}

.hero-content {
  width: var(--container);
  margin: 0 auto;
  padding-top: 64px;
}

.brand-line,
.small-label {
  margin: 0 0 18px;
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.hero h1,
.section h2 {
  margin: 0;
  font-family:
    "Songti SC", "Noto Serif CJK SC", "SimSun", "STSong",
    serif;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.16;
}

.hero h1 {
  max-width: none;
  font-size: clamp(58px, 8vw, 116px);
  white-space: nowrap;
}

.hero-kicker {
  margin: 18px 0 0;
  font-family:
    "Songti SC", "Noto Serif CJK SC", "SimSun", "STSong",
    serif;
  font-size: clamp(28px, 4.2vw, 54px);
  line-height: 1.2;
}

.hero-copy {
  max-width: 520px;
  margin: 24px 0 0;
  color: color-mix(in srgb, var(--ink) 86%, transparent);
  font-size: clamp(17px, 2vw, 20px);
}

.hero-actions,
.begin-inner .button,
.feature-copy .button {
  margin-top: 34px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid var(--accent-deep);
  border-radius: 999px;
  padding: 10px 22px;
  font-size: 15px;
  font-weight: 650;
  line-height: 1;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    border-color 180ms ease;
  white-space: nowrap;
}

.button:active {
  transform: translateY(1px);
}

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

.button-secondary,
.button-quiet {
  background: color-mix(in srgb, var(--paper) 32%, transparent);
  color: var(--accent-deep);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: color-mix(in srgb, var(--accent-deep) 86%, var(--ink));
}

.button-secondary:hover,
.button-secondary:focus-visible,
.button-quiet:hover,
.button-quiet:focus-visible {
  background: color-mix(in srgb, var(--accent-deep) 10%, var(--paper));
}

.section {
  padding: clamp(72px, 10vw, 132px) 0;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.narrow {
  max-width: 780px;
}

.section h2 {
  max-width: 820px;
  font-size: clamp(34px, 5vw, 62px);
}

.section p {
  max-width: 720px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.lead {
  font-size: 19px;
}

blockquote {
  margin: 42px 0 0;
  padding-left: 24px;
  border-left: 3px solid var(--accent);
  font-family:
    "Songti SC", "Noto Serif CJK SC", "SimSun", "STSong",
    serif;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.35;
}

.intro {
  background:
    radial-gradient(circle at 78% 28%, color-mix(in srgb, var(--water) 18%, transparent), transparent 24rem),
    var(--paper);
}

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

.entry-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  grid-auto-rows: minmax(230px, auto);
  gap: 14px;
  margin-top: 44px;
}

.entry-tile {
  position: relative;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  border-radius: var(--radius);
  padding: 22px;
  color: #fbfcf8;
  isolation: isolate;
}

.entry-tile:first-child {
  grid-row: span 2;
  min-height: 494px;
}

.entry-tile::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, transparent 26%, rgba(17, 32, 28, 0.74));
}

.entry-tile strong {
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.18;
}

.entry-tile span:last-child {
  margin-top: 8px;
  color: rgba(251, 252, 248, 0.82);
}

.atlas {
  background-image: url("assets/guixin-atlas.jpg");
  background-repeat: no-repeat;
  background-size: 200% 200%;
}

.entry-tile .atlas {
  position: absolute;
  inset: 0;
  z-index: -2;
  transition: transform 520ms ease;
}

.entry-tile:hover .atlas,
.entry-tile:focus-visible .atlas {
  transform: scale(1.035);
}

.atlas-ecology {
  background-position: 0 0;
}

.atlas-restaurant {
  background-position: 100% 0;
}

.atlas-body {
  background-image: url("assets/daochong-yuanqi.jpg");
  background-position: center;
  background-size: cover;
}

.atlas-home {
  background-image: url("assets/guangde-jiayuan.jpg");
  background-position: center;
  background-size: cover;
}

.feature-layout,
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1fr);
  gap: clamp(34px, 6vw, 88px);
  align-items: center;
}

.split.reverse {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
}

.feature-image {
  min-height: 520px;
  border-radius: var(--radius);
  box-shadow: 0 26px 70px var(--shadow);
  background-color: var(--paper-soft);
}

.feature-image.tall {
  min-height: 650px;
}

.industry-droplet {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.18)),
    url("assets/hui-industry-droplet.png") center / min(86%, 560px) no-repeat,
    color-mix(in srgb, var(--water) 10%, var(--paper));
}

.feature-copy h2 {
  font-size: clamp(32px, 4.5vw, 56px);
}

.feature-copy p {
  font-size: 16px;
}

.statement {
  color: var(--ink) !important;
  font-family:
    "Songti SC", "Noto Serif CJK SC", "SimSun", "STSong",
    serif;
  font-size: clamp(24px, 3.2vw, 34px) !important;
  line-height: 1.42;
}

.statement.small {
  font-size: 24px !important;
}

.ecology {
  padding-bottom: clamp(80px, 12vw, 150px);
}

.ecology-panels {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 14px;
  margin-top: clamp(48px, 8vw, 90px);
}

.panel {
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(26px, 4vw, 42px);
  background: color-mix(in srgb, var(--white) 86%, var(--paper));
}

.panel h3 {
  margin: 0;
  font-family:
    "Songti SC", "Noto Serif CJK SC", "SimSun", "STSong",
    serif;
  font-size: clamp(27px, 3vw, 34px);
  line-height: 1.22;
}

.panel p {
  font-size: 16px;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 28px 0 10px;
}

.scenario-grid span,
.begin-grid span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--accent-deep);
  font-weight: 650;
  text-align: center;
}

.text-link {
  position: relative;
  display: inline-flex;
  margin-top: 28px;
  color: var(--accent-deep);
  font-weight: 700;
}

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

.body-actions .button {
  margin-top: 0;
}

.price-note {
  max-width: 440px !important;
  margin-top: 14px !important;
  color: var(--accent-deep) !important;
  font-weight: 700;
}

.brand-section {
  background: color-mix(in srgb, var(--paper) 78%, var(--paper-soft));
}

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

.direction {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 15%, transparent), transparent 34%),
    var(--paper);
}

.direction-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 74px);
}

.direction-copy {
  border-left: 1px solid var(--line);
  padding-left: clamp(24px, 4vw, 44px);
}

.begin {
  padding: clamp(64px, 8vw, 96px) 0;
}

.begin-inner {
  border-radius: var(--radius);
  padding: clamp(36px, 7vw, 72px);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 18%, transparent), transparent 42%),
    color-mix(in srgb, var(--white) 88%, var(--paper-soft));
  text-align: center;
}

.begin-inner h2,
.begin-inner p {
  margin-left: auto;
  margin-right: auto;
}

.begin-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 36px;
}

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

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(32px, 6vw, 86px);
  align-items: start;
}

.contact-copy p {
  line-height: 1.9;
}

.contact-card {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 38px);
  background: color-mix(in srgb, var(--white) 88%, var(--paper));
  font-style: normal;
}

.contact-card dl {
  display: grid;
  gap: 22px;
  margin: 0;
}

.contact-card div {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.contact-card div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.contact-card dt {
  color: var(--muted);
  font-size: 14px;
}

.contact-card dd {
  margin: 4px 0 0;
  color: var(--ink);
  font-weight: 650;
}

.site-footer {
  padding: 34px 0;
  background: color-mix(in srgb, var(--paper-soft) 84%, var(--ink));
  color: var(--muted);
  font-size: 14px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.footer-inner div {
  display: grid;
  gap: 4px;
}

.footer-inner strong {
  color: var(--ink);
  font-size: 18px;
}

.footer-inner a {
  color: var(--accent-deep);
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.payment-modal:not(.is-open):not(:target) {
  display: none;
}

.payment-modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 18px;
}

.payment-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 30, 27, 0.56);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.payment-dialog {
  position: relative;
  width: min(480px, 100%);
  max-height: min(760px, calc(100dvh - 36px));
  overflow: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.26);
  padding: clamp(28px, 5vw, 42px);
}

.payment-close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 28px;
  text-decoration: none;
  line-height: 1;
  cursor: pointer;
}

.payment-dialog h2 {
  margin: 0;
  padding-right: 38px;
  font-family:
    "Songti SC", "Noto Serif CJK SC", "SimSun", "STSong",
    serif;
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.22;
}

.payment-price {
  margin: 16px 0 0;
  color: var(--accent-deep);
  font-size: 18px;
  font-weight: 700;
}

.payment-price strong {
  margin: 0 4px;
  font-size: 38px;
  line-height: 1;
}

.payment-price span {
  margin-left: 8px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  text-decoration: line-through;
}

.payment-qr {
  margin-top: 24px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.payment-qr img {
  width: min(310px, 100%);
  margin: 0 auto;
}

.payment-caption {
  margin: 14px 0 0;
  color: var(--ink);
  font-size: 20px;
  font-weight: 800;
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

  *,
  *::before,
  *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 980px) {
  .site-header {
    height: 66px;
    padding: 0 20px;
  }

  .site-nav {
    position: fixed;
    inset: 66px 14px auto;
    display: grid;
    gap: 4px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--paper) 96%, transparent);
    box-shadow: 0 20px 60px var(--shadow);
    transform: translateY(-14px);
    opacity: 0;
    pointer-events: none;
    transition:
      opacity 180ms ease,
      transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 12px 8px;
  }

  .hero {
    min-height: 92dvh;
    align-items: end;
  }

  .hero-content {
    padding: 100px 0 56px;
  }

  .hero-scrim {
    background:
      linear-gradient(0deg, rgba(242, 244, 239, 0.96) 0%, rgba(242, 244, 239, 0.72) 55%, rgba(242, 244, 239, 0.24) 100%);
  }

  .hero h1 {
    font-size: clamp(52px, 18vw, 82px);
    white-space: normal;
  }

  .entry-grid,
  .feature-layout,
  .split,
  .split.reverse,
  .ecology-panels,
  .direction-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .entry-tile:first-child {
    grid-row: auto;
    min-height: 260px;
  }

  .feature-image,
  .feature-image.tall {
    min-height: 360px;
    order: -1;
  }

  .direction-copy {
    border-left: 0;
    padding-left: 0;
  }

  .footer-inner {
    display: grid;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(100vw - 28px, 1120px);
  }

  .section {
    padding: 64px 0;
  }

  .brand-line,
  .small-label {
    margin-bottom: 12px;
    font-size: 12px;
  }

  .hero-actions {
    display: grid;
    width: min(100%, 310px);
  }

  .button {
    width: 100%;
  }

  .body-actions {
    display: grid;
  }

  .entry-grid {
    gap: 12px;
  }

  .entry-tile {
    min-height: 230px;
    padding: 20px;
  }

  .feature-image,
  .feature-image.tall {
    min-height: 300px;
  }

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

  .panel h3 {
    font-size: clamp(27px, 8vw, 34px);
  }

  .begin-inner {
    padding: 30px 18px;
  }
}