*, ::before, ::after {
  --tw-border-spacing-x: 0;
  --tw-border-spacing-y: 0;
  --tw-translate-x: 0;
  --tw-translate-y: 0;
  --tw-rotate: 0;
  --tw-skew-x: 0;
  --tw-skew-y: 0;
  --tw-scale-x: 1;
  --tw-scale-y: 1;
  --tw-pan-x:  ;
  --tw-pan-y:  ;
  --tw-pinch-zoom:  ;
  --tw-scroll-snap-strictness: proximity;
  --tw-gradient-from-position:  ;
  --tw-gradient-via-position:  ;
  --tw-gradient-to-position:  ;
  --tw-ordinal:  ;
  --tw-slashed-zero:  ;
  --tw-numeric-figure:  ;
  --tw-numeric-spacing:  ;
  --tw-numeric-fraction:  ;
  --tw-ring-inset:  ;
  --tw-ring-offset-width: 0px;
  --tw-ring-offset-color: #fff;
  --tw-ring-color: rgb(59 130 246 / 0.5);
  --tw-ring-offset-shadow: 0 0 #0000;
  --tw-ring-shadow: 0 0 #0000;
  --tw-shadow: 0 0 #0000;
  --tw-shadow-colored: 0 0 #0000;
  --tw-blur:  ;
  --tw-brightness:  ;
  --tw-contrast:  ;
  --tw-grayscale:  ;
  --tw-hue-rotate:  ;
  --tw-invert:  ;
  --tw-saturate:  ;
  --tw-sepia:  ;
  --tw-drop-shadow:  ;
  --tw-backdrop-blur:  ;
  --tw-backdrop-brightness:  ;
  --tw-backdrop-contrast:  ;
  --tw-backdrop-grayscale:  ;
  --tw-backdrop-hue-rotate:  ;
  --tw-backdrop-invert:  ;
  --tw-backdrop-opacity:  ;
  --tw-backdrop-saturate:  ;
  --tw-backdrop-sepia:  ;
  --tw-contain-size:  ;
  --tw-contain-layout:  ;
  --tw-contain-paint:  ;
  --tw-contain-style:  ;
}

::backdrop {
  --tw-border-spacing-x: 0;
  --tw-border-spacing-y: 0;
  --tw-translate-x: 0;
  --tw-translate-y: 0;
  --tw-rotate: 0;
  --tw-skew-x: 0;
  --tw-skew-y: 0;
  --tw-scale-x: 1;
  --tw-scale-y: 1;
  --tw-pan-x:  ;
  --tw-pan-y:  ;
  --tw-pinch-zoom:  ;
  --tw-scroll-snap-strictness: proximity;
  --tw-gradient-from-position:  ;
  --tw-gradient-via-position:  ;
  --tw-gradient-to-position:  ;
  --tw-ordinal:  ;
  --tw-slashed-zero:  ;
  --tw-numeric-figure:  ;
  --tw-numeric-spacing:  ;
  --tw-numeric-fraction:  ;
  --tw-ring-inset:  ;
  --tw-ring-offset-width: 0px;
  --tw-ring-offset-color: #fff;
  --tw-ring-color: rgb(59 130 246 / 0.5);
  --tw-ring-offset-shadow: 0 0 #0000;
  --tw-ring-shadow: 0 0 #0000;
  --tw-shadow: 0 0 #0000;
  --tw-shadow-colored: 0 0 #0000;
  --tw-blur:  ;
  --tw-brightness:  ;
  --tw-contrast:  ;
  --tw-grayscale:  ;
  --tw-hue-rotate:  ;
  --tw-invert:  ;
  --tw-saturate:  ;
  --tw-sepia:  ;
  --tw-drop-shadow:  ;
  --tw-backdrop-blur:  ;
  --tw-backdrop-brightness:  ;
  --tw-backdrop-contrast:  ;
  --tw-backdrop-grayscale:  ;
  --tw-backdrop-hue-rotate:  ;
  --tw-backdrop-invert:  ;
  --tw-backdrop-opacity:  ;
  --tw-backdrop-saturate:  ;
  --tw-backdrop-sepia:  ;
  --tw-contain-size:  ;
  --tw-contain-layout:  ;
  --tw-contain-paint:  ;
  --tw-contain-style:  ;
}/*
! tailwindcss v3.4.17 | MIT License | https://tailwindcss.com
*//*
1. Prevent padding and border from affecting element width. (https://github.com/mozdevs/cssremedy/issues/4)
2. Allow adding a border to an element by just adding a border-width. (https://github.com/tailwindcss/tailwindcss/pull/116)
*/

*,
::before,
::after {
  box-sizing: border-box; /* 1 */
  border-width: 0; /* 2 */
  border-style: solid; /* 2 */
  border-color: #e5e7eb; /* 2 */
}

::before,
::after {
  --tw-content: '';
}

/*
1. Use a consistent sensible line-height in all browsers.
2. Prevent adjustments of font size after orientation changes in iOS.
3. Use a more readable tab size.
4. Use the user's configured `sans` font-family by default.
5. Use the user's configured `sans` font-feature-settings by default.
6. Use the user's configured `sans` font-variation-settings by default.
7. Disable tap highlights on iOS
*/

html,
:host {
  line-height: 1.5; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
  -moz-tab-size: 4; /* 3 */
  -o-tab-size: 4;
     tab-size: 4; /* 3 */
  font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; /* 4 */
  font-feature-settings: normal; /* 5 */
  font-variation-settings: normal; /* 6 */
  -webkit-tap-highlight-color: transparent; /* 7 */
}

/*
1. Remove the margin in all browsers.
2. Inherit line-height from `html` so users can set them as a class directly on the `html` element.
*/

body {
  margin: 0; /* 1 */
  line-height: inherit; /* 2 */
}

/*
1. Add the correct height in Firefox.
2. Correct the inheritance of border color in Firefox. (https://bugzilla.mozilla.org/show_bug.cgi?id=190655)
3. Ensure horizontal rules are visible by default.
*/

hr {
  height: 0; /* 1 */
  color: inherit; /* 2 */
  border-top-width: 1px; /* 3 */
}

/*
Add the correct text decoration in Chrome, Edge, and Safari.
*/

abbr:where([title]) {
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
}

/*
Remove the default font size and weight for headings.
*/

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: inherit;
  font-weight: inherit;
}

/*
Reset links to optimize for opt-in styling instead of opt-out.
*/

a {
  color: inherit;
  text-decoration: inherit;
}

/*
Add the correct font weight in Edge and Safari.
*/

b,
strong {
  font-weight: bolder;
}

/*
1. Use the user's configured `mono` font-family by default.
2. Use the user's configured `mono` font-feature-settings by default.
3. Use the user's configured `mono` font-variation-settings by default.
4. Correct the odd `em` font sizing in all browsers.
*/

code,
kbd,
samp,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; /* 1 */
  font-feature-settings: normal; /* 2 */
  font-variation-settings: normal; /* 3 */
  font-size: 1em; /* 4 */
}

/*
Add the correct font size in all browsers.
*/

small {
  font-size: 80%;
}

/*
Prevent `sub` and `sup` elements from affecting the line height in all browsers.
*/

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/*
1. Remove text indentation from table contents in Chrome and Safari. (https://bugs.chromium.org/p/chromium/issues/detail?id=999088, https://bugs.webkit.org/show_bug.cgi?id=201297)
2. Correct table border color inheritance in all Chrome and Safari. (https://bugs.chromium.org/p/chromium/issues/detail?id=935729, https://bugs.webkit.org/show_bug.cgi?id=195016)
3. Remove gaps between table borders by default.
*/

table {
  text-indent: 0; /* 1 */
  border-color: inherit; /* 2 */
  border-collapse: collapse; /* 3 */
}

/*
1. Change the font styles in all browsers.
2. Remove the margin in Firefox and Safari.
3. Remove default padding in all browsers.
*/

button,
input,
optgroup,
select,
textarea {
  font-family: inherit; /* 1 */
  font-feature-settings: inherit; /* 1 */
  font-variation-settings: inherit; /* 1 */
  font-size: 100%; /* 1 */
  font-weight: inherit; /* 1 */
  line-height: inherit; /* 1 */
  letter-spacing: inherit; /* 1 */
  color: inherit; /* 1 */
  margin: 0; /* 2 */
  padding: 0; /* 3 */
}

/*
Remove the inheritance of text transform in Edge and Firefox.
*/

button,
select {
  text-transform: none;
}

/*
1. Correct the inability to style clickable types in iOS and Safari.
2. Remove default button styles.
*/

button,
input:where([type='button']),
input:where([type='reset']),
input:where([type='submit']) {
  -webkit-appearance: button; /* 1 */
  background-color: transparent; /* 2 */
  background-image: none; /* 2 */
}

/*
Use the modern Firefox focus style for all focusable elements.
*/

:-moz-focusring {
  outline: auto;
}

/*
Remove the additional `:invalid` styles in Firefox. (https://github.com/mozilla/gecko-dev/blob/2f9eacd9d3d995c937b4251a5557d95d494c9be1/layout/style/res/forms.css#L728-L737)
*/

:-moz-ui-invalid {
  box-shadow: none;
}

/*
Add the correct vertical alignment in Chrome and Firefox.
*/

progress {
  vertical-align: baseline;
}

/*
Correct the cursor style of increment and decrement buttons in Safari.
*/

::-webkit-inner-spin-button,
::-webkit-outer-spin-button {
  height: auto;
}

/*
1. Correct the odd appearance in Chrome and Safari.
2. Correct the outline style in Safari.
*/

[type='search'] {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}

/*
Remove the inner padding in Chrome and Safari on macOS.
*/

::-webkit-search-decoration {
  -webkit-appearance: none;
}

/*
1. Correct the inability to style clickable types in iOS and Safari.
2. Change font properties to `inherit` in Safari.
*/

::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}

/*
Add the correct display in Chrome and Safari.
*/

summary {
  display: list-item;
}

/*
Removes the default spacing and border for appropriate elements.
*/

blockquote,
dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
figure,
p,
pre {
  margin: 0;
}

fieldset {
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

ol,
ul,
menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

/*
Reset default styling for dialogs.
*/
dialog {
  padding: 0;
}

/*
Prevent resizing textareas horizontally by default.
*/

textarea {
  resize: vertical;
}

/*
1. Reset the default placeholder opacity in Firefox. (https://github.com/tailwindlabs/tailwindcss/issues/3300)
2. Set the default placeholder color to the user's configured gray 400 color.
*/

input::-moz-placeholder, textarea::-moz-placeholder {
  opacity: 1; /* 1 */
  color: #9ca3af; /* 2 */
}

input::placeholder,
textarea::placeholder {
  opacity: 1; /* 1 */
  color: #9ca3af; /* 2 */
}

/*
Set the default cursor for buttons.
*/

button,
[role="button"] {
  cursor: pointer;
}

/*
Make sure disabled buttons don't get the pointer cursor.
*/
:disabled {
  cursor: default;
}

/*
1. Make replaced elements `display: block` by default. (https://github.com/mozdevs/cssremedy/issues/14)
2. Add `vertical-align: middle` to align replaced elements more sensibly by default. (https://github.com/jensimmons/cssremedy/issues/14#issuecomment-634934210)
   This can trigger a poorly considered lint error in some tools but is included by design.
*/

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block; /* 1 */
  vertical-align: middle; /* 2 */
}

/*
Constrain images and videos to the parent width and preserve their intrinsic aspect ratio. (https://github.com/mozdevs/cssremedy/issues/14)
*/

img,
video {
  max-width: 100%;
  height: auto;
}

/* Make elements with the HTML hidden attribute stay hidden by default */
[hidden]:where(:not([hidden="until-found"])) {
  display: none;
}
.container {
  width: 100%;
}
@media (min-width: 640px) {

  .container {
    max-width: 640px;
  }
}
@media (min-width: 768px) {

  .container {
    max-width: 768px;
  }
}
@media (min-width: 1024px) {

  .container {
    max-width: 1024px;
  }
}
@media (min-width: 1280px) {

  .container {
    max-width: 1280px;
  }
}
@media (min-width: 1536px) {

  .container {
    max-width: 1536px;
  }
}
.fixed {
  position: fixed;
}
.bottom-4 {
  bottom: 1rem;
}
.right-4 {
  right: 1rem;
}
.z-50 {
  z-index: 50;
}
.mb-2 {
  margin-bottom: 0.5rem;
}
.block {
  display: block;
}
.hidden {
  display: none;
}
.w-full {
  width: 100%;
}
.space-y-2 > :not([hidden]) ~ :not([hidden]) {
  --tw-space-y-reverse: 0;
  margin-top: calc(0.5rem * calc(1 - var(--tw-space-y-reverse)));
  margin-bottom: calc(0.5rem * var(--tw-space-y-reverse));
}
.rounded {
  border-radius: 0.25rem;
}
.rounded-lg {
  border-radius: 0.5rem;
}
.border {
  border-width: 1px;
}
.bg-blue-500 {
  --tw-bg-opacity: 1;
  background-color: rgb(59 130 246 / var(--tw-bg-opacity, 1));
}
.bg-green-500 {
  --tw-bg-opacity: 1;
  background-color: rgb(34 197 94 / var(--tw-bg-opacity, 1));
}
.bg-orange-500 {
  --tw-bg-opacity: 1;
  background-color: rgb(249 115 22 / var(--tw-bg-opacity, 1));
}
.bg-purple-500 {
  --tw-bg-opacity: 1;
  background-color: rgb(168 85 247 / var(--tw-bg-opacity, 1));
}
.bg-white {
  --tw-bg-opacity: 1;
  background-color: rgb(255 255 255 / var(--tw-bg-opacity, 1));
}
.p-4 {
  padding: 1rem;
}
.px-3 {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}
.py-1 {
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
}
.text-sm {
  font-size: 0.875rem;
  line-height: 1.25rem;
}
.text-xs {
  font-size: 0.75rem;
  line-height: 1rem;
}
.font-bold {
  font-weight: 700;
}
.text-white {
  --tw-text-opacity: 1;
  color: rgb(255 255 255 / var(--tw-text-opacity, 1));
}
.shadow-lg {
  --tw-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);
  box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}

/* 品牌字标字体（仅含“元象八字”） */
@font-face {
  font-family: 'lstFont';
  src: url(/landing-assets/static/lst.800c6602.ttf) format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* 标题宋体子集，由 scripts/subset-font.py 生成 */
@font-face {
  font-family: 'Noto Serif SC Subset';
  src: url(/landing-assets/static/noto-serif-sc-subset.439c77fd.woff2) format('woff2');
  font-weight: 400 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #FAF7F0;
  --paper-2: #F3EBDD;
  --paper-3: #EADBC2;
  --ink: #2E251D;
  --ink-2: #5A4A3B;
  --ink-3: #8C7B69;
  --gold: #B48A52;
  --gold-soft: #D8B56D;
  --cinnabar: #B33A2B;
  --line: rgba(90, 59, 40, .16);
  --serif: 'Noto Serif SC Subset', 'Songti SC', 'STSong', 'Noto Serif CJK SC', 'SimSun', serif;
  --sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', sans-serif;
  /* 五行色 */
  --wood: #4E8A5C;
  --fire: #C8503C;
  --earth: #9A7444;
  --metal: #C9A04E;
  --water: #3E6F9E;
}

html { scroll-behavior: smooth; }

/* 锚点跳转时避开吸顶导航 */
section[id] { scroll-margin-top: 68px; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 宣纸纹理 */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 width=%27240%27 height=%27240%27%3E%3Cfilter id=%27n%27%3E%3CfeTurbulence type=%27fractalNoise%27 baseFrequency=%27.85%27 numOctaves=%273%27 stitchTiles=%27stitch%27/%3E%3CfeColorMatrix values=%270 0 0 0 .35 0 0 0 0 .25 0 0 0 0 .15 0 0 0 .06 0%27/%3E%3C/filter%3E%3Crect width=%27100%25%27 height=%27100%25%27 filter=%27url%28%23n%29%27/%3E%3C/svg%3E");
}

h1, h2, h3, .hero-title { text-wrap: balance; }

.wrap { position: relative; z-index: 1; max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ---------- 导航 ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 247, 240, .82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 38px; height: 38px; border-radius: 10px; box-shadow: 0 4px 12px rgba(60, 40, 20, .15); }
.brand span { font-family: lstFont, var(--serif); font-size: 24px; letter-spacing: .06em; }
.nav-links { display: flex; align-items: center; gap: 34px; font-size: 15px; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.lang-switch { display: flex; border: 1px solid var(--line); border-radius: 99px; font-size: 13px; overflow: hidden; }
.lang-switch button { padding: 4px 12px; font-weight: 500; color: var(--ink-2); transition: background .2s, color .2s; }
.lang-switch button[aria-pressed='true'] { background: var(--ink); color: var(--paper); }
.nav-download { padding: 8px 18px; border-radius: 99px; background: var(--ink); color: var(--paper) !important; font-size: 14px; }

/* ---------- 按钮 ---------- */
.cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 44px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  padding: 0 28px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 500;
  transition: transform .25s, box-shadow .25s;
}
.btn svg { width: 22px; height: 22px; }
.btn:hover { transform: translateY(-2px); }
.btn-ink { background: linear-gradient(135deg, #8A6E52, #5A4232); color: #FFF9EC; box-shadow: 0 10px 28px rgba(90, 66, 50, .32); }
.btn-line { border: 1px solid rgba(46, 37, 29, .3); background: rgba(255, 255, 255, .5); }

/* ---------- 首屏 ---------- */
.hero { position: relative; padding: 88px 0 120px; overflow-x: clip; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 40px; align-items: center; }
.hero-copy { animation: rise .9s cubic-bezier(.4, 0, .2, 1) both; }
.hero-stage { animation: rise .9s .15s cubic-bezier(.4, 0, .2, 1) both; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 14px; color: var(--gold); letter-spacing: .2em; margin-bottom: 28px; }
.eyebrow::before { content: ''; width: 32px; height: 1px; background: var(--gold); }
.hero-title { font-family: var(--serif); font-weight: 900; font-size: clamp(38px, 5.2vw, 72px); line-height: 1.18; letter-spacing: .02em; }
.hero-title em { font-style: normal; color: var(--gold); }
.hero-title .line { display: block; white-space: nowrap; }
.hero-lead { margin-top: 28px; font-size: 18px; color: var(--ink-2); max-width: 30em; }
.rating { display: flex; align-items: center; gap: 14px; margin-top: 36px; font-size: 14px; color: var(--ink-3); line-height: 1.5; }
.rating strong { font-family: var(--serif); font-size: 28px; color: var(--ink); font-weight: 700; }
.stars { color: var(--gold); letter-spacing: 2px; }
.rating .sep { width: 1px; height: 28px; background: var(--line); }

.stage { position: relative; height: 640px; }
.phone {
  position: absolute;
  width: 270px;
  aspect-ratio: 1206 / 2622;
  padding: 9px;
  background: #231C16;
  border-radius: 46px;
  box-shadow: 0 2px 0 1px #4A3B2E inset, 0 40px 80px -20px rgba(60, 40, 20, .45), 0 14px 30px rgba(60, 40, 20, .18);
}
.phone img { width: 100%; height: 100%; -o-object-fit: cover; object-fit: cover; border-radius: 38px; }
.phone.front { left: 50%; top: 0; transform: translateX(-30%) rotate(3deg); z-index: 2; }
.phone.back { left: 50%; top: 70px; transform: translateX(-100%) rotate(-6deg) scale(.86); z-index: 1; filter: saturate(.9); }
.seal {
  position: absolute;
  right: 2%;
  bottom: 40px;
  z-index: 3;
  width: 64px;
  height: 112px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--cinnabar);
  color: #FBEDE0;
  border-radius: 8px;
  outline: 2px solid rgba(251, 237, 224, .55);
  outline-offset: -7px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 34px;
  line-height: 1;
  transform: rotate(-8deg);
  box-shadow: 0 10px 24px rgba(179, 58, 43, .35);
}
.vertical-verse {
  position: absolute;
  left: -10px;
  top: 20px;
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .5em;
  color: var(--ink-3);
}
.orbit {
  position: absolute;
  width: 560px;
  height: 560px;
  left: 50%;
  top: 40px;
  transform: translateX(-46%);
  border-radius: 50%;
  border: 1px solid var(--line);
}
.orbit::after { content: ''; position: absolute; inset: 40px; border-radius: 50%; border: 1px dashed rgba(180, 138, 82, .35); }

/* ---------- 区块标题 ---------- */
.sec-head { text-align: center; margin-bottom: 64px; }
.sec-head .kicker { font-family: var(--serif); color: var(--gold); font-size: 15px; letter-spacing: .3em; }
.sec-head h2 { font-family: var(--serif); font-size: clamp(30px, 4vw, 46px); font-weight: 700; margin-top: 12px; line-height: 1.35; }
.sec-head p { color: var(--ink-2); margin-top: 14px; font-size: 17px; }

/* ---------- 四柱 ---------- */
.pillars { position: relative; z-index: 1; padding: 110px 0; background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pillar-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; max-width: 860px; margin: 0 auto; }
.pillar {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 26px 10px 22px;
  text-align: center;
  transition: transform .3s, box-shadow .3s;
}
.pillar:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(90, 59, 40, .12); }
.pillar .label { font-size: 13px; color: var(--ink-3); letter-spacing: .3em; }
.pillar .god { font-size: 13px; margin-top: 10px; color: var(--ink-2); }
.pillar .gz { font-family: var(--serif); font-weight: 900; font-size: 64px; line-height: 1.15; margin-top: 6px; }
.pillar .gz span { display: block; }
.pillar .hidden-stems { font-size: 13px; color: var(--ink-3); margin-top: 12px; letter-spacing: .3em; }
.pillar.day { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(180, 138, 82, .12); }
.pillar .badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--gold); color: #fff; font-size: 12px; padding: 2px 10px; border-radius: 99px; white-space: nowrap; }
.wood { color: var(--wood); }
.fire { color: var(--fire); }
.earth { color: var(--earth); }
.metal { color: var(--metal); }
.water { color: var(--water); }
.elements { display: flex; justify-content: center; flex-wrap: wrap; gap: 28px; margin-top: 48px; font-size: 14px; color: var(--ink-2); }
.elements span { display: inline-flex; align-items: center; gap: 8px; }
.elements i { width: 10px; height: 10px; border-radius: 50%; }
.pillar-note { text-align: center; margin-top: 18px; font-size: 13px; color: var(--ink-3); }

/* ---------- 核心功能 ---------- */
.features { position: relative; z-index: 1; padding: 130px 0 60px; }
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; padding: 60px 0; border-top: 1px solid var(--line); }
.feature.flip .feature-shot { order: -1; }
.feature .index { font-family: var(--serif); font-size: 15px; color: var(--gold); letter-spacing: .3em; }
.feature h3 { font-family: var(--serif); font-size: clamp(28px, 3.4vw, 40px); font-weight: 700; margin-top: 14px; line-height: 1.3; }
.feature p { color: var(--ink-2); margin-top: 18px; font-size: 17px; max-width: 28em; }
.feature ul { margin-top: 26px; display: grid; gap: 12px; }
.feature li { display: flex; gap: 12px; align-items: baseline; font-size: 15px; color: var(--ink-2); }
.feature li::before { content: ''; flex: none; width: 6px; height: 6px; background: var(--gold); transform: rotate(45deg) translateY(-2px); }
.feature-shot { position: relative; display: flex; justify-content: center; }
.feature-shot::before { content: ''; position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, var(--paper-3) 0%, transparent 70%); top: 50%; left: 50%; transform: translate(-50%, -50%); }
.feature-shot .phone { position: relative; width: 260px; }

/* ---------- 更多功能 ---------- */
.more { position: relative; z-index: 1; padding: 40px 0 120px; }
.more-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: rgba(255, 255, 255, .35); }
.more-cell { padding: 34px 28px; border-right: 1px solid var(--line); }
.more-cell:last-child { border-right: 0; }
.more-cell .glyph { font-family: var(--serif); font-size: 44px; font-weight: 900; color: var(--paper-3); line-height: 1; -webkit-text-stroke: 1px var(--gold); }
.more-cell h3 { font-family: var(--serif); font-size: 20px; font-weight: 700; margin-top: 18px; }
.more-cell p { font-size: 14px; color: var(--ink-3); margin-top: 8px; }

/* ---------- 引言 ---------- */
.quote { position: relative; z-index: 1; padding: 120px 0; text-align: center; background: var(--ink); color: #F1E2C8; overflow: hidden; }
.quote blockquote { font-family: var(--serif); font-size: clamp(26px, 3.6vw, 42px); line-height: 1.6; letter-spacing: .08em; }
.quote blockquote span { display: block; }
.quote cite { display: block; margin-top: 26px; font-style: normal; color: var(--gold-soft); font-size: 15px; letter-spacing: .3em; }
.quote .backdrop { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -54%); font-family: var(--serif); font-size: 420px; font-weight: 900; line-height: 1; color: rgba(255, 255, 255, .03); pointer-events: none; }
.stats { display: flex; justify-content: center; gap: 80px; margin-top: 70px; flex-wrap: wrap; }
.stats b { display: block; font-family: var(--serif); font-size: 44px; color: #FFF9EC; font-weight: 700; }
.stats span { font-size: 14px; color: rgba(241, 226, 200, .6); letter-spacing: .15em; }

/* ---------- 常见问题 ---------- */
.faq { position: relative; z-index: 1; padding: 120px 0; }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-list details { border-bottom: 1px solid var(--line); padding: 26px 4px; }
.faq-list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; font-family: var(--serif); font-size: 20px; font-weight: 600; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: '+'; flex: none; font-family: var(--sans); font-weight: 300; font-size: 28px; color: var(--gold); transition: transform .3s; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list p { margin-top: 14px; color: var(--ink-2); font-size: 16px; }

/* ---------- 下载 ---------- */
.download { position: relative; z-index: 1; padding: 0 0 120px; }
.download-card {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 40px;
  align-items: center;
  padding: 72px 64px;
  border-radius: 32px;
  background: linear-gradient(135deg, #F1E2C8 0%, #E6D1AE 100%);
}
.download-card h2 { font-family: var(--serif); font-size: clamp(30px, 4vw, 48px); font-weight: 900; line-height: 1.25; }
.download-card h2 span { display: block; }
.download-card p { margin-top: 16px; color: var(--ink-2); font-size: 17px; }
.qr { justify-self: end; padding: 18px; border-radius: 20px; background: #FFFBF3; text-align: center; box-shadow: 0 20px 40px rgba(90, 59, 40, .15); }
.qr img { width: 150px; height: 150px; }
.qr span { display: block; margin-top: 10px; font-size: 13px; color: var(--ink-3); }

/* ---------- 页脚 ---------- */
.site-footer { position: relative; z-index: 1; border-top: 1px solid var(--line); padding: 56px 0 40px; font-size: 14px; color: var(--ink-3); }
.footer-top { display: flex; justify-content: space-between; align-items: center; gap: 40px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 28px; flex-wrap: wrap; }
.footer-links a:hover { color: var(--ink); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 36px; padding-top: 24px; border-top: 1px dashed var(--line); font-size: 13px; }
.footer-bottom a:hover { color: var(--ink); }

/* ---------- 入场动画（useReveal 只给首屏以下的元素加 is-pending） ---------- */
.reveal { transition: opacity .9s cubic-bezier(.4, 0, .2, 1), transform .9s cubic-bezier(.4, 0, .2, 1); }
.reveal.is-pending { opacity: 0; transform: translateY(24px); }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .nav-links > a:not(.nav-download), .lang-switch { display: none; }
  .hero { padding: 56px 0 80px; }
  .hero .wrap { grid-template-columns: 1fr; }
  .stage { height: 520px; }
  .phone { width: 220px; }
  .orbit { width: 420px; height: 420px; }
  .feature { grid-template-columns: 1fr; gap: 40px; }
  .feature.flip .feature-shot { order: 0; }
  .more-grid { grid-template-columns: 1fr 1fr; }
  .more-cell:nth-child(2) { border-right: 0; }
  .more-cell:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .download-card { grid-template-columns: 1fr; padding: 48px 28px; }
  .qr { justify-self: start; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .pillar-row { gap: 8px; }
  .pillar { padding: 18px 4px 14px; border-radius: 14px; }
  .pillar .gz { font-size: 40px; }
  .pillar .label, .pillar .hidden-stems { font-size: 12px; letter-spacing: .1em; }
  .stage { height: 440px; }
  .phone { width: 190px; }
  .phone.back { transform: translateX(-100%) rotate(-6deg) scale(.82); }
  .seal { width: 52px; height: 92px; font-size: 26px; }
  .vertical-verse { display: none; }
  .stats { gap: 36px; }
  .btn { width: 100%; justify-content: center; }
  .qr { display: none; }
  .more-grid { grid-template-columns: 1fr; }
  .more-cell { border-right: 0 !important; border-bottom: 1px solid var(--line); }
  .more-cell:last-child { border-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-copy, .hero-stage { animation: none; }
  .reveal { transition: none; }
}
.hover\:bg-blue-600:hover {
  --tw-bg-opacity: 1;
  background-color: rgb(37 99 235 / var(--tw-bg-opacity, 1));
}
.hover\:bg-green-600:hover {
  --tw-bg-opacity: 1;
  background-color: rgb(22 163 74 / var(--tw-bg-opacity, 1));
}
.hover\:bg-orange-600:hover {
  --tw-bg-opacity: 1;
  background-color: rgb(234 88 12 / var(--tw-bg-opacity, 1));
}
.hover\:bg-purple-600:hover {
  --tw-bg-opacity: 1;
  background-color: rgb(147 51 234 / var(--tw-bg-opacity, 1));
}