:root {
  --paper: #f7f0e3;
  --paper-2: #fffaf1;
  --ink: #261e18;
  --muted: #76695f;
  --brown: #7b2f1c;
  --brown-dark: #572012;
  --amber: #c9893b;
  --line: rgba(87, 32, 18, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper-2);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  height: 84px;
  margin: 0 auto;
  background: rgba(255, 250, 241, 0.92);
  backdrop-filter: blur(18px);
}

.site-header::before {
  content: "";
  position: fixed;
  z-index: -1;
  inset: 0 0 auto;
  height: 84px;
  background: rgba(255, 250, 241, 0.92);
  border-bottom: 1px solid rgba(87, 32, 18, 0.08);
  backdrop-filter: blur(18px);
}

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

.brand-avatar {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  overflow: hidden;
  flex: 0 0 auto;
  background: white;
  border: 1px solid rgba(87, 32, 18, 0.13);
  border-radius: 50%;
  box-shadow: 0 5px 14px rgba(87, 32, 18, 0.1);
}

.brand-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-family: "STSong", "Songti SC", serif;
  font-size: 21px;
  letter-spacing: 0.12em;
}

.brand small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.28em;
}

nav {
  display: flex;
  gap: 34px;
  font-size: 14px;
}

nav a {
  position: relative;
  padding: 30px 0 26px;
}

nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 20px;
  left: 0;
  height: 2px;
  background: var(--brown);
  transform: scaleX(0);
  transition: transform 180ms ease;
}

nav a:hover::after,
nav a:focus-visible::after {
  transform: scaleX(1);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 54px;
  padding: 0 26px;
  color: white;
  background: var(--brown);
  border: 1px solid var(--brown);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 0 12px 30px rgba(87, 32, 18, 0.18);
  transition: transform 180ms ease, background 180ms ease;
}

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

.button-small {
  min-height: 42px;
  padding: 0 20px;
  font-size: 13px;
  box-shadow: none;
}

.hero {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  align-items: center;
  gap: 54px;
  width: min(1180px, calc(100% - 40px));
  min-height: 690px;
  margin: 0 auto;
  padding: 72px 0 88px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--brown);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.28em;
}

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

h1,
h2 {
  font-family: "STSong", "Songti SC", "Noto Serif CJK SC", serif;
}

h1 {
  margin-bottom: 28px;
  font-size: clamp(54px, 5.2vw, 78px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.hero-intro {
  max-width: 480px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
}

.text-link {
  padding: 8px 0;
  border-bottom: 1px solid var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.hero-points {
  display: flex;
  gap: 18px;
  margin: 34px 0 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
  font-size: 12px;
}

.hero-points span {
  color: var(--brown);
  font-weight: 900;
}

.hero-visual {
  position: relative;
  margin: 0;
}

.hero-visual::before,
.hero-visual::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 50%;
}

.hero-visual::before {
  top: -55px;
  right: -20px;
  width: 160px;
  height: 160px;
  border: 1px solid var(--line);
}

.hero-visual::after {
  bottom: -30px;
  left: -48px;
  width: 100px;
  height: 100px;
  background: rgba(201, 137, 59, 0.13);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 1.75 / 1;
  object-fit: cover;
  border-radius: 38px 38px 38px 9px;
  box-shadow: 0 30px 80px rgba(87, 32, 18, 0.16);
}

.hero-visual figcaption {
  position: absolute;
  right: 24px;
  bottom: -28px;
  display: grid;
  gap: 5px;
  min-width: 220px;
  padding: 20px 24px;
  background: white;
  border: 1px solid rgba(87, 32, 18, 0.08);
  border-radius: 18px 18px 18px 4px;
  box-shadow: 0 16px 40px rgba(87, 32, 18, 0.12);
}

.hero-visual figcaption span {
  color: var(--amber);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.hero-visual figcaption strong {
  font-family: "STSong", "Songti SC", serif;
  font-size: 20px;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  background: var(--brown);
  border-radius: 24px 24px 24px 6px;
  box-shadow: 0 22px 50px rgba(87, 32, 18, 0.16);
}

.trust-strip div {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  padding: 30px 18px;
  color: rgba(255, 255, 255, 0.7);
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 12px;
}

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

.trust-strip strong {
  color: white;
  font-family: "STSong", "Songti SC", serif;
  font-size: 28px;
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 130px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: end;
  gap: 80px;
  margin-bottom: 50px;
}

.section-heading h2,
.taste-copy h2,
.store-copy h2,
.shop-proof h2,
.final-cta h2,
.use-heading h2 {
  margin-bottom: 0;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1.18;
}

.section-heading > p {
  margin-bottom: 6px;
  color: var(--muted);
  line-height: 1.9;
}

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

.product-card {
  overflow: hidden;
  background: white;
  border: 1px solid rgba(87, 32, 18, 0.08);
  border-radius: 24px 24px 24px 6px;
  box-shadow: 0 15px 45px rgba(87, 32, 18, 0.08);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.product-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 24px 55px rgba(87, 32, 18, 0.13);
}

.product-image {
  position: relative;
  aspect-ratio: 1 / 1;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.product-image-one {
  background-image: url("product-1.webp");
}

.product-image-two {
  background-image: url("product-2.webp");
}

.product-image-three {
  background-image: url("product-3.webp");
}

.product-image span {
  position: absolute;
  top: 18px;
  left: 18px;
  padding: 8px 12px;
  color: white;
  background: rgba(87, 32, 18, 0.88);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  backdrop-filter: blur(6px);
}

.product-info {
  position: relative;
  padding: 26px;
}

.product-index {
  position: absolute;
  top: 24px;
  right: 24px;
  color: rgba(87, 32, 18, 0.15);
  font-family: Georgia, serif;
  font-size: 30px;
  font-weight: 700;
}

.product-info h3 {
  max-width: 78%;
  margin-bottom: 8px;
  font-size: 20px;
}

.product-info > p:not(.product-index) {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 13px;
}

.product-meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(87, 32, 18, 0.1);
  color: #6b758b;
  font-size: 12px;
}

.price {
  color: #ef4d18;
  font-size: 28px;
  font-weight: 800;
}

.price small {
  margin-right: 3px;
  font-size: 13px;
}

.product-info > a {
  display: flex;
  justify-content: space-between;
  color: var(--brown);
  font-size: 13px;
  font-weight: 800;
}

.price-note {
  margin: 22px 0 0;
  color: #998d84;
  font-size: 11px;
  line-height: 1.7;
}

.taste-section {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  align-items: center;
  gap: 90px;
}

.taste-photo {
  position: relative;
  min-height: 620px;
  background-image: url("product-1.webp");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  border-radius: 180px 180px 22px 22px;
  box-shadow: inset 0 0 0 1px rgba(87, 32, 18, 0.07), 0 30px 70px rgba(87, 32, 18, 0.12);
}

.round-note {
  position: absolute;
  right: -34px;
  bottom: 50px;
  display: grid;
  place-items: center;
  width: 118px;
  height: 118px;
  color: white;
  background: var(--brown);
  border: 8px solid var(--paper-2);
  border-radius: 50%;
  font-family: "STSong", "Songti SC", serif;
  font-size: 22px;
  line-height: 1.2;
  text-align: center;
}

.taste-copy > p:not(.eyebrow) {
  margin: 28px 0 34px;
  color: var(--muted);
  line-height: 2;
}

.feature-list {
  display: grid;
  gap: 2px;
}

.feature-list article {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 21px 0;
  border-bottom: 1px solid var(--line);
}

.feature-list b {
  color: var(--amber);
  font-family: Georgia, serif;
  font-size: 25px;
  font-weight: 400;
}

.feature-list h3 {
  margin-bottom: 5px;
  font-size: 16px;
}

.feature-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 12px;
}

.use-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
  padding: 105px max(40px, calc((100vw - 1180px) / 2));
  color: white;
  background: var(--brown-dark);
}

.eyebrow.light {
  color: #e9b874;
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.use-grid article {
  min-height: 250px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px 18px 18px 5px;
}

.use-grid span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 48px;
  color: #3b130c;
  background: #e9b874;
  border-radius: 50%;
  font-family: "STKaiti", "KaiTi", serif;
}

.use-grid h3 {
  margin-bottom: 12px;
  font-family: "STSong", "Songti SC", serif;
  font-size: 21px;
}

.use-grid p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 13px;
  line-height: 1.8;
}

.store-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: center;
  gap: 90px;
}

.store-copy > p:not(.eyebrow) {
  margin: 30px 0 26px;
  color: var(--muted);
  line-height: 2;
}

.store-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 34px;
}

.store-tags span {
  padding: 8px 12px;
  color: var(--brown);
  background: rgba(123, 47, 28, 0.07);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
}

.store-card {
  margin: 0;
  padding: 28px;
  background: white;
  border: 1px solid rgba(87, 32, 18, 0.08);
  border-radius: 28px 28px 28px 8px;
  box-shadow: 0 25px 70px rgba(87, 32, 18, 0.12);
  transform: rotate(1.5deg);
}

.store-card img {
  width: 100%;
  border-radius: 14px;
}

.store-card figcaption {
  margin-top: 14px;
  color: var(--muted);
  font-size: 11px;
  text-align: right;
}

.shop-proof {
  display: grid;
  gap: 40px;
  padding: 100px max(40px, calc((100vw - 1180px) / 2));
  background: var(--paper);
}

.shop-proof > div {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.shop-proof img {
  width: 100%;
  border: 12px solid white;
  border-radius: 24px;
  box-shadow: 0 25px 70px rgba(87, 32, 18, 0.1);
}

.final-cta {
  padding: 120px 40px;
  color: white;
  background:
    radial-gradient(circle at 20% 20%, rgba(233, 184, 116, 0.28), transparent 28%),
    linear-gradient(135deg, #7b2f1c, #4d1b10);
  text-align: center;
}

.final-cta h2 {
  max-width: 780px;
  margin: 0 auto 24px;
}

.final-cta > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.68);
}

.button-light {
  margin-top: 22px;
  color: var(--brown-dark);
  background: white;
  border-color: white;
  box-shadow: 0 14px 34px rgba(30, 5, 0, 0.2);
}

.button-light:hover,
.button-light:focus-visible {
  color: white;
  background: transparent;
}

footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 40px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 50px 0;
  color: var(--muted);
  font-size: 12px;
}

footer p {
  margin: 0;
}

.footer-notes {
  display: grid;
  gap: 8px;
  text-align: center;
}

.icp-link {
  color: var(--muted);
  transition: color 180ms ease;
}

.icp-link:hover,
.icp-link:focus-visible {
  color: var(--brown);
}

footer > a:last-child {
  color: var(--brown);
  font-weight: 800;
}

.mobile-shop-button {
  display: none;
}

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

  .hero {
    grid-template-columns: 1fr;
    padding-top: 60px;
  }

  .hero-copy {
    max-width: 620px;
  }

  .trust-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-strip div:nth-child(2) {
    border-right: 0;
  }

  .trust-strip div:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

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

  .product-card:last-child {
    grid-column: 1 / -1;
    width: calc(50% - 11px);
  }

  .taste-section,
  .store-section,
  .use-section {
    grid-template-columns: 1fr;
  }

  .taste-photo {
    min-height: 700px;
  }

  .store-card {
    transform: none;
  }
}

@media (max-width: 680px) {
  body {
    padding-bottom: 72px;
  }

  .site-header {
    width: calc(100% - 28px);
    height: 70px;
  }

  .site-header::before {
    height: 70px;
  }

  .site-header .button {
    display: none;
  }

  .brand-avatar {
    width: 38px;
    height: 38px;
  }

  .brand strong {
    font-size: 18px;
  }

  .hero {
    width: calc(100% - 28px);
    min-height: auto;
    padding: 48px 0 72px;
  }

  h1 {
    font-size: 48px;
  }

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

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 16px;
  }

  .text-link {
    align-self: flex-start;
  }

  .hero-points {
    flex-wrap: wrap;
  }

  .hero-visual {
    margin-top: 16px;
  }

  .hero-visual img {
    aspect-ratio: 1.45 / 1;
    border-radius: 24px 24px 24px 7px;
  }

  .hero-visual figcaption {
    right: 12px;
    bottom: -38px;
    min-width: 190px;
    padding: 15px 18px;
  }

  .trust-strip {
    width: calc(100% - 28px);
  }

  .trust-strip div {
    align-items: center;
    flex-direction: column;
    gap: 3px;
    padding: 22px 10px;
    text-align: center;
  }

  .trust-strip strong {
    font-size: 23px;
  }

  .section {
    width: calc(100% - 28px);
    padding: 90px 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .section-heading h2,
  .taste-copy h2,
  .store-copy h2,
  .shop-proof h2,
  .final-cta h2,
  .use-heading h2 {
    font-size: 38px;
  }

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

  .product-card:last-child {
    grid-column: auto;
    width: auto;
  }

  .taste-section {
    gap: 65px;
  }

  .taste-photo {
    min-height: 420px;
    border-radius: 100px 100px 18px 18px;
  }

  .round-note {
    right: 12px;
    bottom: -45px;
    width: 96px;
    height: 96px;
    font-size: 18px;
  }

  .use-section {
    gap: 42px;
    padding: 85px 14px;
  }

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

  .use-grid article {
    min-height: auto;
  }

  .use-grid span {
    margin-bottom: 32px;
  }

  .store-section {
    gap: 55px;
  }

  .store-card {
    padding: 12px;
    border-radius: 18px;
  }

  .shop-proof {
    padding: 80px 14px;
  }

  .shop-proof > div {
    display: block;
  }

  .shop-proof img {
    border-width: 6px;
    border-radius: 14px;
  }

  .final-cta {
    padding: 90px 20px;
  }

  footer {
    grid-template-columns: 1fr;
    gap: 18px;
    width: calc(100% - 28px);
    padding: 38px 0;
  }

  .footer-notes {
    text-align: left;
  }

  .mobile-shop-button {
    position: fixed;
    z-index: 40;
    right: 12px;
    bottom: 10px;
    left: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    min-height: 54px;
    color: white;
    background: var(--brown);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    font-size: 15px;
    font-weight: 800;
    box-shadow: 0 14px 34px rgba(49, 13, 4, 0.34);
  }
}

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

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