:root {
  --bg: #f7f1e5;
  --bg-deep: #efe5d5;
  --paper: rgba(255, 252, 247, 0.72);
  --paper-strong: rgba(255, 252, 247, 0.9);
  --line: rgba(124, 95, 58, 0.12);
  --line-strong: rgba(124, 95, 58, 0.18);
  --text: #5d4a39;
  --text-soft: #917c66;
  --accent: #d8a95f;
  --accent-deep: #c88e39;
  --mint: rgba(209, 231, 220, 0.44);
  --peach: rgba(252, 227, 188, 0.58);
  --shadow-soft: 0 20px 48px rgba(167, 138, 101, 0.12);
  --shadow-frame: 0 28px 72px rgba(160, 131, 94, 0.14);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --radius-pill: 999px;
  --max-width: 1020px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin:0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  position: relative;
  overflow-x: hidden;
  min-width: 0;
}

html[lang="en"] body {
  font-family: "Nunito", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

html[lang="en"] .brand-text span,
html[lang="en"] .brand-text small,
html[lang="en"] .topnav a,
html[lang="en"] .topnav-scan,
html[lang="en"] .lang-switch-text,
html[lang="en"] .hero-title,
html[lang="en"] .hero-title-break,
html[lang="en"] .hero-desc,
html[lang="en"] .hero-kicker,
html[lang="en"] .section-head h2,
html[lang="en"] .section-head span,
html[lang="en"] .garden-card-copy h3,
html[lang="en"] .garden-card-copy p,
html[lang="en"] .closing-copy h2,
html[lang="en"] .closing-copy span,
html[lang="en"] .scan-modal-title,
html[lang="en"] .scan-modal-note,
html[lang="en"] .scan-modal-kicker,
html[lang="en"] .primary-button,
html[lang="en"] .ghost-button,
html[lang="en"] .secondary-button,
html[lang="en"] .lang-switch,
html[lang="en"] .hero-contact-button {
  font-family: "Nunito", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: -10%;
  width: 120%;
  height: 120%;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 15% 18%, rgba(255, 245, 222, 0.95), transparent 32%),
    radial-gradient(circle at 85% 10%, rgba(224, 237, 226, 0.8), transparent 28%),
    radial-gradient(circle at 50% 100%, rgba(252, 221, 191, 0.55), transparent 42%);
  opacity: 0.9;
}

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

a,
button {
  color: inherit;
  font: inherit;
}

button {
  border: none;
  background: none;
  cursor: pointer;
}

.page-shell {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.page-shell::before,
.page-shell::after {
  display: none;
}

.ambient {
  display: none;
}

.landing {
  position: relative;
  width: min(calc(100% - 48px), var(--max-width));
  margin: 0 auto;
  padding: 24px 0 64px;
}

.hero-shell,
.garden-section,
.closing-section {
  position: relative;
}

.hero-shell {
  padding: 10px 0 0;
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 78px;
  padding:10px 14px;
  border-radius: 30px;
  background: rgba(255, 252, 247, 0.42);
  border: 4px solid rgba(255, 255, 255, 0.85);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 16px 34px rgba(170, 141, 104, 0.08);
  backdrop-filter: blur(20px);
  position: relative;
}

.topbar-segment-brand {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  min-width: 0;
}

.topbar-segment-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width:0;
  z-index: 1;
  padding: 0 160px;
}

.topbar-segment-actions {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  min-width: 0;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(255, 252, 247, 0.78);
  border: 1px solid rgba(224, 206, 180, 0.9);
  cursor: pointer;
  z-index: 12;
  flex-shrink: 0;
}

.menu-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: #7a644b;
  transition: transform 280ms ease, opacity 280ms ease, width 280ms ease;
}

.menu-toggle.is-active .menu-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-active .menu-toggle-bar:nth-child(2) {
  opacity: 0;
  width: 0;
}

.menu-toggle.is-active .menu-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 宽屏三栏布局：品牌固定左 | 导航居中 | 操作区固定右 */

.brand-chip {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  width: 100%;
  text-decoration: none;
}

.brand-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(173, 147, 112, 0.16);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text span {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.brand-text small {
  font-size: 11px;
  color: var(--text-soft);
}

.topnav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
}

.topnav a,
.topnav-scan {
  position: relative;
  padding: 6px 0;
  color: #755f4b;
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
  transition: color 180ms ease, opacity 180ms ease, transform 180ms ease;
}

.topnav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 32px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(216, 169, 95, 0.9), rgba(200, 142, 57, 0.9));
  opacity: 0;
  transform: translateX(-50%) scaleX(0.5);
  transition: opacity 180ms ease, transform 180ms ease;
}

.topnav a:not(.is-active) {
  opacity: 0.72;
}

.topnav a:hover,
.topnav a:focus-visible,
.topnav a.is-active,
.topnav-scan:hover,
.topnav-scan:focus-visible {
  color: #564334;
  transform: translateY(-1px);
}

.topnav a:hover::after,
.topnav a:focus-visible::after,
.topnav a.is-active::after {
  opacity: 1;
  transform: translateX(-50%) scaleX(1);
}

.topnav a.is-active {
  color: var(--accent-deep);
  opacity: 1;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-shadow: none;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
}

.lang-switch-in-menu {
  display: none;
}

.nav-menu-footer {
  display: none;
}

@media (min-width: 821px) {
  .lang-switch-in-menu,
  .nav-menu-footer,
  .nav-close-btn {
    display: none !important;
  }
}

.lang-switch,
.topbar-cta,
.primary-button,
.ghost-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    background-color 220ms ease,
    color 220ms ease;
}

.lang-switch,
.topbar-cta,
.ghost-button,
.secondary-button {
  background: rgba(255, 252, 247, 0.78);
  border: 1px solid rgba(224, 206, 180, 0.9);
  color: #7a644b;
}

.lang-switch {
  gap: 10px;
  min-width: 82px;
  padding: 0 16px;
}

.lang-switch-glyph {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 1.8px solid currentColor;
  border-radius: 999px;
  opacity: 0.8;
}

.lang-switch-glyph::before,
.lang-switch-glyph::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-top: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  border-radius: 999px;
  opacity: 0.8;
}

.lang-switch-glyph::after {
  inset: -1px 6px;
  border-top: none;
  border-bottom: none;
  border-left: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
}

.primary-button {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fffaf3;
  box-shadow: 0 16px 30px rgba(201, 145, 62, 0.24);
}

.hero-actions .primary-button {
  min-height: 60px;
  padding: 0 34px;
  font-size: 17px;
  box-shadow: 0 20px 36px rgba(201, 145, 62, 0.3);
}

.hero-contact-button {
  min-height: 60px;
  padding:0 34px;
  font-size: 17px;
  background: rgba(255, 252, 247, 0.92) !important;
  border:1px solid rgba(224, 206, 180, 0.9) !important;
  color: #7a644b;
  box-shadow:0 10px 24px rgba(169, 141, 106, 0.08);
}

.ghost-button {
  background: transparent;
}

.lang-switch:hover,
.lang-switch:focus-visible,
.topbar-cta:hover,
.topbar-cta:focus-visible,
.primary-button:hover,
.primary-button:focus-visible,
.ghost-button:hover,
.ghost-button:focus-visible,
.secondary-button:hover,
.secondary-button:focus-visible,
.hero-contact-button:hover,
.hero-contact-button:focus-visible {
  transform: translateY(-2px);
}

.lang-switch:hover,
.topbar-cta:hover,
.ghost-button:hover,
.secondary-button:hover,
.hero-contact-button:hover {
  border-color: rgba(212, 185, 143, 0.96);
  box-shadow: 0 12px 26px rgba(172, 144, 106, 0.1);
}

.primary-button:hover,
.primary-button:focus-visible,
.hero-contact-button:hover,
.hero-contact-button:focus-visible {
  box-shadow: 0 24px 48px rgba(201, 145, 62, 0.36);
}

.primary-button:active,
.hero-contact-button:active,
.secondary-button:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 100ms;
}

.lang-switch:focus-visible,
.topbar-cta:focus-visible,
.primary-button:focus-visible,
.ghost-button:focus-visible,
.secondary-button:focus-visible,
.topnav a:focus-visible,
.topnav-scan:focus-visible {
  outline: 3px solid rgba(207, 152, 74, 0.18);
  outline-offset: 4px;
}

.hero {
  display: grid;
  gap: 0;
  padding: 48px 0 0;
}

.hero-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-logo {
  width: 140px;
  height: 140px;
  border-radius: 34px;
  object-fit: cover;
  margin-bottom: 24px;
  box-shadow: 0 16px 40px rgba(173, 147, 112, 0.2);
  animation: logoFloat 4s ease-in-out infinite;
}

  .hero-title-img {
  max-width: 400px;
  width: 60%;
  height: auto;
  margin-bottom: 0.15em;
}

  .hero-actions {
    flex-direction: column;
    gap: 12px;
    width: 100%;
    align-items: center;
  }

  .hero-actions .primary-button,
  .hero-actions .hero-contact-button {
    width: 100%;
    max-width: 260px;
    min-height: 56px;
    font-size: 16px;
  }

@keyframes logoFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

.hero-center::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 50%;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216, 169, 95, 0.12), transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
  display: none;
}

.hero-kicker,
.section-head p,
.closing-copy p,
.scan-modal-kicker {
  margin:0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #9b8262;
  text-transform: uppercase;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 999px;
  background: rgba(216, 169, 95, 0.1);
  border: 1px solid rgba(216, 169, 95, 0.2);
  font-size: 12px;
  margin-bottom: 24px;
}

.hero-kicker::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(216, 169, 95, 0.5);
  flex-shrink: 0;
}

.hero-title,
.section-head h2,
.garden-card-copy h3,
.closing-copy h2,
.scan-modal-title {
  margin: 0;
}

.hero-title {
  margin-top: 0;
  max-width: none;
  font-size: clamp(24px, 7vw, 40px);
  gap: 4px;
  white-space: normal;
  line-height: 1.12;
  letter-spacing: -0.04em;
  font-weight: 800;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-title-img {
  max-width: 400px;
  width: 60%;
  height: auto;
  margin-bottom: 0.15em;
}

.hero-title-break {
  display: block;
  font-size: clamp(28px, 3.8vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--accent-deep);
  position: relative;
}

.hero-title-break::before {
  content: "";
  display: none;
}

.hero-desc {
  margin: 24px 0 0;
  max-width: 560px;
  font-size: clamp(20px, 1.5vw, 24px);
  line-height: 1.68;
  letter-spacing: 0.01em;
  color: var(--text-soft);
  position: relative;
  z-index: 2;
  font-weight: 500;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 44px;
    position: relative;
    z-index: 2;
    width: auto;
    flex-direction: row;
  }

  .hero-actions .primary-button,
.hero-actions .hero-contact-button {
  width: 220px;
  min-height: 64px;
  padding: 0 40px;
  font-size: 18px;
}

@media (max-width: 820px) {
  .hero-actions {
    width: auto;
    flex-direction: row;
    gap: 20px;
    margin-top: 36px;
  }

  .hero-actions .primary-button,
  .hero-actions .hero-contact-button {
    width: 220px;
    min-height: 64px;
    padding: 0 40px;
    font-size: 18px;
  }
}

.hero-showcase {
  position: relative;
  height: 700px;
  margin-top: 8px;
  overflow: visible;
  background: none;
}

.showcase-stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  background: none;
}

.showcase-fan {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  position: relative;
  height: 100%;
  padding-top: 0;
  margin-bottom:0;
  background: none;
}



.showcase-phone,
.showcase-panel {
  overflow: hidden;
  box-shadow: var(--shadow-frame);
  flex-shrink: 0;
}

.showcase-single {
  width: min(720px, 95%);
  max-width: 95%;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: none;
  flex-shrink:0;
  position: relative;
  background: none;
}

.showcase-single figure {
  margin: 0;
  padding: 0;
  background: none;
}

.showcase-single img {
  width: 100%;
  height: auto;
  display: block;
  background: none;
  border: none;
}

.garden-section {
  margin-top: 58px;
  padding-top: 28px;
  border-top: 1px solid rgba(151, 124, 87, 0.12);
}

.section-head span,
.garden-card-copy p,
.closing-copy span,
.scan-modal-note {
  color: var(--text-soft);
  line-height: 1.75;
}

.section-head span,
.scan-modal-note {
  margin: 0;
  font-size: 15px;
}

.garden-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.garden-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 18px;
  min-height: 180px;
  padding: 28px 20px;
  border-radius: 24px;
  border: 4px solid rgba(255, 255, 255, 0.85);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.82),
    0 14px 30px rgba(166, 137, 100, 0.08);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    background 220ms ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.garden-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 100%, rgba(255, 255, 255, 0.3), transparent 70%);
  opacity: 0;
  transition: opacity 300ms ease;
  pointer-events: none;
}

.garden-card-random-1 {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), #f6dfd7 100%);
}

.garden-card-random-2 {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), #f4e6c8 100%);
}

.garden-card-random-3 {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), #e4edd8 100%);
}

.garden-card-random-4 {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), #dde8f5 100%);
}

.garden-card-random-5 {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), #f3e0ea 100%);
}

.garden-card-random-6 {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), #efe5d8 100%);
}

.garden-card:hover {
  transform: translateY(-6px) scale(1.02);
  border-color: rgba(222, 202, 172, 0.94);
  box-shadow: 0 22px 44px rgba(166, 137, 100, 0.14);
}

.garden-card:hover::before {
  opacity: 1;
}

.garden-card:active {
  transform: translateY(-4px) scale(1.01);
  transition-duration: 100ms;
}

.garden-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  flex-shrink:0;
  border-radius: 32px;
  transition: transform 300ms ease;
}

.garden-card:hover .garden-card-icon {
  transform: scale(1.1) rotate(5deg);
}

.garden-card-icon img {
  width: 96px;
  height: 96px;
  object-fit: contain;
  transition: transform 300ms ease;
}

.garden-card:hover .garden-card-icon img {
  transform: scale(1.05);
}

.garden-card-copy {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.garden-card-copy h3 {
  font-size: 24px;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.garden-card-copy p {
  margin: 0;
  font-size: 15px;
}

.closing-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid rgba(151, 124, 87, 0.12);
}

.closing-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.closing-copy h2 {
  font-size: clamp(30px, 3.4vw, 42px);
  line-height: 1.06;
  letter-spacing: -0.05em;
}

.closing-copy span {
  font-size: 15px;
}

.scan-modal[hidden] {
  display: none;
}

.scan-modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity 260ms ease;
}

.scan-modal.is-open {
  opacity: 1;
}

.scan-modal-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at center, rgba(255, 243, 224, 0.16), rgba(95, 77, 56, 0.34) 72%),
    rgba(100, 81, 58, 0.22);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 260ms ease, backdrop-filter 320ms ease;
}

.scan-modal.is-open .scan-modal-backdrop {
    opacity: 1;
    backdrop-filter: blur(12px);
  }

  .scan-modal-card {
    position: relative;
    width: min(calc(100% - 24px), 340px);
    padding: 24px 24px 22px;
    border-radius: 30px;
    background: rgba(255, 252, 247, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.94);
    box-shadow: 0 28px 64px rgba(154, 126, 92, 0.2);
    text-align: center;
    opacity: 0;
    transform: translateY(30px) scale(0.9) rotateX(10deg);
    transform-origin: center bottom;
    transition:
      opacity 260ms ease,
      transform 420ms cubic-bezier(0.2, 0.88, 0.24, 1.18),
      box-shadow 320ms ease;
  }

  .scan-modal-code {
    margin-top: 12px;
    padding: 10px;
  }

  .scan-modal-code img {
    border-radius: 14px;
  }

  .scan-modal-close {
    top: 10px;
    right: 10px;
    width: 34px;
    height: 34px;
    font-size: 20px;
  }

  .scan-modal-title {
    font-size: 24px;
  }

  .scan-modal-note {
    font-size: 13px;
    margin-top: 8px;
  }

.scan-modal.is-open .scan-modal-card {
  opacity: 1;
  transform: translateY(0) scale(1) rotateX(0deg);
  box-shadow: 0 34px 78px rgba(154, 126, 92, 0.26);
}

.scan-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: rgba(244, 235, 220, 0.82);
  color: #7a6347;
  font-size: 22px;
  line-height: 1;
}

.scan-modal-title {
  margin-top: 8px;
  font-size: 30px;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.scan-modal-code {
  position: relative;
  margin-top: 16px;
  padding: 14px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(250, 245, 236, 0.96));
  box-shadow: inset 0 0 0 1px rgba(232, 219, 200, 0.74);
  overflow: hidden;
}

.scan-modal-code::before {
  content: "";
  position: absolute;
  inset: -20% 16% auto;
  height: 72px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 224, 172, 0.46), transparent 68%);
  filter: blur(12px);
  animation: qrPulse 3.2s ease-in-out infinite;
}

.scan-modal-code img {
  position: relative;
  z-index: 1;
  border-radius: 18px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.scan-modal-note {
  margin-top: 12px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

@keyframes floatPhone {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

@keyframes floatLeft {
  0%,
  100% {
    transform: rotate(-16deg) translateY(0);
  }
  50% {
    transform: rotate(-16deg) translateY(-8px);
  }
}

@keyframes floatRight {
  0%,
  100% {
    transform: rotate(16deg) translateY(0);
  }
  50% {
    transform: rotate(16deg) translateY(-8px);
  }
}

@keyframes ambientDrift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(14px, -10px, 0) scale(1.05);
  }
}

@keyframes haloDrift {
  0%,
  100% {
    transform: translateX(-50%) translateY(0) scale(1);
    opacity: 0.72;
  }
  50% {
    transform: translateX(-50%) translateY(20px) scale(1.04);
    opacity: 0.92;
  }
}

@keyframes grainFloat {
  0% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(18px, -14px, 0);
  }
  100% {
    transform: translate3d(0, 0, 0);
  }
}

@keyframes qrPulse {
  0%,
  100% {
    transform: translateY(0) scale(0.96);
    opacity: 0.46;
  }
  50% {
    transform: translateY(8px) scale(1.08);
    opacity: 0.76;
  }
}

@media (max-width: 1180px) {
  .topnav {
    justify-content: center;
    flex-wrap: nowrap;
    gap: 16px;
  }

  .garden-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .landing {
    width: min(calc(100% - 20px), var(--max-width));
    padding-top: 14px;
    padding-bottom: 40px;
  }

  .topbar {
    top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0;
    min-height: auto;
    padding: 10px 12px;
    border-radius: 24px;
  }

  .topbar-segment-brand {
    position: static;
    flex:0 0 auto;
    min-width: 0;
    transform: none;
    left: auto;
    top: auto;
  }

  .topbar-segment-actions {
    position: static;
    flex:0 0 auto;
    min-width: 0;
    transform: none;
    right: auto;
    top: auto;
  }

  .topbar-segment-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .topbar-cta {
    display: none;
  }

  .lang-switch {
    min-width: 0;
    padding: 0 12px;
    gap: 6px;
  }

  .topbar-segment-nav.is-open {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(247, 241, 229, 0.97);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    opacity: 1;
    pointer-events: auto;
    transition: opacity 280ms ease;
    padding: 72px 24px 24px;
  }

  body.menu-open {
    overflow: hidden;
  }

  .topbar-segment-nav::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 50% 88%, rgba(255, 220, 163, 0.3), transparent 50%),
      radial-gradient(circle at 20% 20%, rgba(204, 230, 216, 0.2), transparent 40%);
    z-index: -1;
  }

  .topbar-segment-nav .topnav {
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
    max-width: 320px;
  }

  .topbar-segment-nav .topnav a,
  .topbar-segment-nav .topnav-scan {
    font-size: 22px;
    font-weight: 800;
    color: #5d4a39;
    padding: 14px 0;
    display: block;
    width: 100%;
    text-align: center;
    border-bottom: 1px solid rgba(124, 95, 58, 0.08);
  }

  .topbar-segment-nav .topnav a:last-child,
  .topbar-segment-nav .topnav-scan:last-child {
    border-bottom: none;
  }

  .topbar-segment-nav .topnav a::after {
    display: none;
  }

  .nav-close-btn {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 252, 247, 0.8);
    border: 1px solid rgba(224, 206, 180, 0.8);
    color: #7a644b;
    font-size: 26px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    box-shadow: 0 4px 12px rgba(170, 141, 104, 0.1);
  }

  .nav-menu-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid rgba(124, 95, 58, 0.1);
    width: 100%;
    max-width: 320px;
  }

  .lang-switch-in-menu {
    display: inline-flex;
    min-width: 82px;
    padding: 0 18px;
    background: rgba(255, 252, 247, 0.78);
    border: 1px solid rgba(224, 206, 180, 0.9);
    border-radius: var(--radius-pill);
    font-size: 16px;
    min-height: 46px;
    gap: 8px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }

  .hero-logo {
    width: 140px;
    height: 140px;
    border-radius: 34px;
    margin-bottom: 24px;
    box-shadow: 0 16px 40px rgba(173, 147, 112, 0.2);
    animation: logoFloat 4s ease-in-out infinite;
  }

  .hero-title-img {
    max-width: 260px;
    width: 72%;
  }

  .hero-title {
    font-size: clamp(24px, 7vw, 40px);
    gap: 4px;
    white-space: normal;
  }

  .hero-title-break {
    font-size: clamp(24px, 7vw, 40px);
  }

  .hero-desc {
    max-width: none;
    font-size: 16px;
    line-height: 1.68;
    padding: 0 8px;
  }

  .hero-kicker {
    font-size: 11px;
    padding: 5px 12px;
    margin-bottom: 16px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
    width: 100%;
    align-items: center;
  }

  .hero-actions .primary-button,
  .hero-actions .hero-contact-button {
    width: 100%;
    max-width: 260px;
    min-height: 56px;
    font-size: 16px;
  }

  .hero-showcase {
    height: 320px;
    margin-top: 16px;
  }

  .showcase-single {
    width: 92%;
    max-width: 340px;
  }

  .garden-section {
    margin-top: 30px;
    padding-top: 22px;
  }

  .garden-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .garden-card {
    min-height: auto;
    padding: 18px 12px;
  }

  .garden-card-icon {
    width: 72px;
    height: 72px;
  }

  .garden-card-icon img {
    width: 56px;
    height: 56px;
  }

  .garden-card-copy h3 {
    font-size: 18px;
  }

  .garden-card-copy p {
    font-size: 13px;
  }

  .closing-section {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    margin-top: 44px;
    padding-top: 24px;
  }

  .scan-modal-card {
    width: min(calc(100% - 24px), 340px);
    padding: 20px 18px 18px;
  }

  .scan-modal-code {
    margin-top: 12px;
    padding: 10px;
  }

  .scan-modal-code img {
    border-radius: 14px;
  }

  .scan-modal-close {
    top: 10px;
    right: 10px;
    width: 34px;
    height: 34px;
    font-size: 20px;
  }

  .scan-modal-title {
    font-size: 24px;
  }

  .scan-modal-note {
    font-size: 13px;
    margin-top: 8px;
  }
}

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

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

  .showcase-phone,
  .showcase-panel-left,
  .showcase-panel-right,
  .scan-modal-code::before {
    animation: none;
  }

  .topnav a,
  .topnav-scan,
  .lang-switch,
  .topbar-cta,
  .primary-button,
  .ghost-button,
  .secondary-button,
  .garden-card,
  .scan-modal,
  .scan-modal-backdrop,
  .scan-modal-card {
    transition: none;
  }
}

.lang-toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 20;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 320ms ease, transform 320ms ease;
}

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

.lang-toast-inner {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-radius: var(--radius-pill);
  background: rgba(255, 252, 247, 0.96);
  border: 1px solid rgba(224, 206, 180, 0.9);
  box-shadow: 0 16px 40px rgba(154, 126, 92, 0.16);
  backdrop-filter: blur(12px);
  font-size: 14px;
  font-weight: 700;
  color: #5d4a39;
}

.lang-toast-icon {
  font-size: 18px;
  flex-shrink: 0;
}

.lang-toast-text {
  white-space: nowrap;
}

.lang-toast-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fffaf3;
  font-size: 13px;
  font-weight: 800;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(201, 145, 62, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease;
  white-space: nowrap;
}

.lang-toast-switch:hover,
.lang-toast-switch:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(201, 145, 62, 0.32);
}

.lang-toast-dismiss {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(230, 220, 200, 0.6);
  color: #8a735b;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 180ms ease, color 180ms ease;
}

.lang-toast-dismiss:hover,
.lang-toast-dismiss:focus-visible {
  background: rgba(200, 180, 160, 0.8);
  color: #5d4a39;
}

@media (max-width: 820px) {
  .lang-toast {
    right: 12px;
    left: 12px;
    bottom: 12px;
  }

  .lang-toast-inner {
    width: 100%;
    padding: 12px 16px;
    gap: 10px;
    font-size: 13px;
  }

  .lang-toast-text {
    white-space: normal;
    flex: 1;
  }
}

.copyright-bar {
  width:100%;
  padding: 42px 24px;
  margin-top: 48px;
  text-align: center;
  background: rgba(255, 252, 247, 0.44);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 18px;
  margin-bottom: 14px;
}

.footer-links a {
  color: #755f4b;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: color 180ms ease, opacity 180ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-deep);
}

.footer-icp[hidden] {
  display: none;
}

.copyright-bar p {
  margin:0;
  font-size: 16px;
  color: var(--text-soft);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Hero Entrance Animations */
.hero-logo,
.hero-kicker,
.hero-title,
.hero-desc,
.hero-actions {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

.hero-logo {
  animation-delay: 0.2s;
}

.hero-kicker {
  animation-delay: 0.4s;
}

.hero-title {
  animation-delay: 0.6s;
}

.hero-desc {
  animation-delay: 0.8s;
}

.hero-actions {
  animation-delay: 1s;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Garden Card Entrance Animation */
.garden-card {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

.garden-card:nth-child(1) {
  animation-delay: 0.1s;
}

.garden-card:nth-child(2) {
  animation-delay: 0.2s;
}

.garden-card:nth-child(3) {
  animation-delay: 0.3s;
}

.garden-card:nth-child(4) {
  animation-delay: 0.4s;
}

/* Smooth reveal animation for sections */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

/* Optional: Add a subtle scale animation on page load */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.hero-logo {
  animation: logoFloat 4s ease-in-out infinite, scaleIn 0.8s ease forwards;
}

.legal-page .landing {
  padding-bottom: 24px;
}

.legal-shell {
  margin: 56px auto 0;
  max-width: 860px;
}

.legal-header {
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(151, 124, 87, 0.12);
}

.legal-header p {
  margin: 12px 0 0;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.legal-title {
  margin: 0;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
  color: var(--text);
}

.legal-content {
  display: grid;
  gap: 28px;
  padding-top: 34px;
}

.legal-section h2 {
  margin: 0 0 12px;
  font-size: 22px;
  line-height: 1.32;
  letter-spacing: 0;
  color: var(--text);
}

.legal-section p,
.legal-section li {
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.9;
}

.legal-section p {
  margin: 0;
}

.legal-section p + p {
  margin-top: 10px;
}

.legal-section ul {
  margin: 0;
  padding-left: 1.2em;
}

.legal-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-top: 34px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 252, 247, 0.78);
  border: 1px solid rgba(224, 206, 180, 0.9);
  color: #7a644b;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

@media (max-width: 820px) {
  .copyright-bar {
    padding: 32px 18px;
    margin-top: 32px;
  }

  .footer-links {
    gap: 8px 14px;
  }

  .footer-links a {
    font-size: 13px;
  }

  .copyright-bar p {
    font-size: 13px;
  }

  .legal-shell {
    margin-top: 38px;
  }

  .legal-content {
    gap: 24px;
  }
}

/* ===== GEO 内容区块（三步玩法 / 适用人群 / FAQ / 关于） ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.steps-section,
.audience-section,
.faq-section,
.about-section {
  margin-top: 58px;
  padding-top: 28px;
  border-top: 1px solid rgba(151, 124, 87, 0.12);
}

.section-head {
  margin-bottom: 26px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.section-head h2 {
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.steps-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.step-card {
  position: relative;
  padding: 26px 22px 24px;
  border-radius: var(--radius-lg);
  background: var(--paper-strong);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(216, 169, 95, 0.16);
  border: 1px solid rgba(216, 169, 95, 0.32);
  color: var(--accent-deep);
  font-weight: 800;
  font-size: 16px;
}

.step-card h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.step-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.audience-card {
  padding: 24px 22px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(228, 237, 216, 0.55));
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.audience-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  letter-spacing: -0.02em;
}

.audience-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border-radius: var(--radius-md);
  background: var(--paper-strong);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  padding: 4px 20px;
}

.faq-item summary {
  cursor: pointer;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  list-style: none;
  position: relative;
  padding-right: 28px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 2px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-deep);
  transition: transform 200ms ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin: 0;
  padding: 0 0 16px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-soft);
}

.about-section .section-head {
  margin-bottom: 14px;
}

.about-text {
  margin: 0 auto;
  max-width: 720px;
  text-align: center;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-soft);
}

@media (max-width: 820px) {
  .steps-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .steps-section,
  .audience-section,
  .faq-section,
  .about-section {
    margin-top: 42px;
    padding-top: 22px;
  }
}

/* ===== 内容页（学习体系 / 适用场景 / 博客） ===== */
.content-hero {
  margin: 48px auto 0;
  max-width: 820px;
  padding: 0 4px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.content-hero .kicker {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent-deep);
}

.content-hero h1 {
  margin: 0;
  font-size: clamp(28px, 5.2vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.03em;
}

.content-hero p {
  margin: 0;
  max-width: 660px;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.85;
}

.content-section {
  margin-top: 48px;
  padding-top: 30px;
  border-top: 1px solid rgba(151, 124, 87, 0.12);
}

.prose {
  max-width: 820px;
  margin: 0 auto;
}

.prose h2 {
  margin: 40px 0 14px;
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.prose h3 {
  margin: 28px 0 10px;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.prose p {
  margin: 0 0 14px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.95;
}

.prose ul,
.prose ol {
  margin: 0 0 16px;
  padding-left: 1.3em;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.9;
}

.prose li {
  margin-bottom: 8px;
}

.prose strong {
  color: var(--text);
}

.prose blockquote {
  margin: 22px 0;
  padding: 14px 20px;
  border-left: 4px solid var(--accent);
  background: var(--paper-strong);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.9;
}

/* 博客列表 */
.post-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.post-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 24px;
  border-radius: var(--radius-lg);
  background: var(--paper-strong);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-frame);
}

.post-card .post-meta {
  font-size: 13px;
  color: var(--accent-deep);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.post-card h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.post-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* 内容页内链 */
.content-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 22px;
}

.content-links a {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 252, 247, 0.8);
  border: 1px solid var(--line-strong);
  color: #7a644b;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

@media (max-width: 820px) {
  .post-grid {
    grid-template-columns: 1fr;
  }
}

/* 内容页链接卡片（如 scenarios 页的「功能场景」枢纽） */
a.audience-card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 200ms ease, box-shadow 200ms ease;
}
a.audience-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-frame);
}