/*
 * 官网样式。配色和后台、小程序同一套：朱红品牌色 + 偏暖的纸墨中性色。
 * 标题用思源宋体粗体的子集（fonts/serif.woff2，只含本页用到的字，改了标题文案要重新裁，见 build-font.sh）。
 */
@font-face {
  font-family: "MW Serif";
  src: url("fonts/serif.woff2") format("woff2");
  font-weight: 700 900;
  font-display: swap;
}

:root {
  --canvas: #efede8;
  --surface: #ffffff;
  --surface-2: #f6f4f0;
  --line: #e7e2d9;
  --ink: #1e1b17;
  --ink-2: #3d3730;
  --muted: #6b6358;
  --faint: #998f82;
  --brand: #c2412d;
  --brand-strong: #6e2215;
  --brand-soft: #fbebe6;
  --on-brand: #ffffff;
  --on-brand-2: #fde6df;
  --sun: #e9a23b;
  --mint: #2e8a57;

  --logo-bg: var(--brand);
  --logo-fg: #fffdf9;

  --serif: "MW Serif", "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", serif;
  --sans: "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei", system-ui, sans-serif;
  --r-hero: 28px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3, p { margin: 0; }
a { color: inherit; text-decoration: none; }
ol { margin: 0; padding: 0; list-style: none; }
.serif { font-family: var(--serif); font-weight: 900; letter-spacing: .02em; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .wrap { padding: 0 24px; } }

.logo { width: 36px; height: 36px; flex-shrink: 0; display: block; }

/* ---------- 顶栏 ---------- */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--canvas) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.nav-in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-weight: 900; font-size: 18px; letter-spacing: .04em; }
.nav-links { display: none; gap: 4px; margin-left: auto; }
.nav-links a { padding: 6px 12px; border-radius: 999px; font-size: 14px; color: var(--muted); transition: color .2s, background .2s; }
.nav-links a:hover { color: var(--ink); background: rgba(30, 27, 23, .05); }
.nav-cta {
  margin-left: auto; padding: 8px 16px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 14px; font-weight: 600;
  transition: transform .2s var(--ease), background .2s;
}
.nav-cta:hover { background: var(--brand); }
.nav-cta:active { transform: scale(.97); }
@media (min-width: 860px) {
  .nav-links { display: flex; }
  .nav-cta { margin-left: 8px; }
}

/* ---------- 首屏 ---------- */
.hero { padding-top: 8px; }
.hero-card {
  position: relative; overflow: hidden;
  display: grid; gap: 40px; align-items: center;
  border-radius: var(--r-hero);
  background: var(--brand); color: var(--on-brand);
  padding: 40px 24px 0;
}
@media (min-width: 960px) {
  .hero-card { grid-template-columns: 1.1fr .9fr; padding: 72px 64px 0; min-height: 640px; }
}
.ring { position: absolute; top: -140px; right: -140px; width: 460px; height: 460px; border-radius: 50%; border: 60px solid rgba(255, 255, 255, .08); pointer-events: none; }
.dot { position: absolute; bottom: -160px; left: 20%; width: 340px; height: 340px; border-radius: 50%; background: rgba(255, 255, 255, .07); pointer-events: none; }
.hero-watermark {
  position: absolute; left: -80px; bottom: -110px; width: 420px; height: 420px; transform: rotate(-8deg); pointer-events: none;
  --logo-bg: transparent; --logo-fg: rgba(255, 255, 255, .06);
}
.hero-text { position: relative; padding-bottom: 8px; }
@media (min-width: 960px) { .hero-text { padding-bottom: 72px; } }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 12px; border-radius: 999px; background: rgba(255, 255, 255, .15);
  font-size: 13px; color: var(--on-brand-2);
}
.pill i { width: 6px; height: 6px; border-radius: 50%; background: var(--sun); }
.hero h1 { margin-top: 20px; font-size: clamp(30px, 5.6vw, 46px); line-height: 1.38; }
.hero-text p { margin-top: 20px; max-width: 30em; font-size: 16px; color: rgba(253, 230, 223, .92); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 24px; border-radius: 16px; font-size: 15px; font-weight: 600;
  transition: transform .2s var(--ease), background .2s, box-shadow .2s;
}
.btn:active { transform: scale(.98); }
.btn-light { background: #fff; color: var(--brand); box-shadow: 0 12px 28px -12px rgba(60, 10, 0, .5); }
.btn-light:hover { box-shadow: 0 16px 34px -12px rgba(60, 10, 0, .6); }
.btn-ghost { color: #fff; background: rgba(255, 255, 255, .12); }
.btn-ghost:hover { background: rgba(255, 255, 255, .2); }

/* 手机示意：只露出上半截，底边贴着卡片下沿 */
.phone-stage { position: relative; display: flex; justify-content: center; align-self: end; height: 440px; }
@media (min-width: 960px) { .phone-stage { height: 560px; } }
.phone {
  position: relative; width: 300px; height: 620px; padding: 12px;
  border-radius: 48px 48px 0 0; background: #1b1714;
  box-shadow: 0 -20px 60px -10px rgba(40, 6, 0, .45), inset 0 0 0 2px rgba(255, 255, 255, .08);
}
@media (min-width: 960px) { .phone { width: 330px; } }
.phone-island { position: absolute; top: 22px; left: 50%; width: 92px; height: 26px; margin-left: -46px; border-radius: 20px; background: #000; z-index: 2; }
.screen {
  height: 100%; overflow: hidden; border-radius: 37px 37px 0 0;
  background: #f7f3ec; color: var(--ink); padding: 56px 16px 0;
}
.s-head { display: flex; justify-content: space-between; align-items: center; }
.s-head b { font-size: 22px; display: block; line-height: 1.2; }
.s-head small { font-size: 12px; color: var(--muted); }
.s-avatar .logo { width: 34px; height: 34px; }
.s-search { margin-top: 14px; padding: 10px 14px; border-radius: 14px; background: #fff; font-size: 12px; color: var(--faint); box-shadow: 0 1px 0 var(--line); }
.s-cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.s-cats span {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center; overflow: hidden;
  border-radius: 14px; background: color-mix(in srgb, var(--t) 12%, #fff); color: var(--t);
  font-family: var(--serif); font-weight: 900; font-size: 20px;
}
.s-title { display: flex; align-items: baseline; justify-content: space-between; margin: 18px 2px 10px; }
.s-title b { font-size: 16px; }
.s-title small { font-size: 11px; color: var(--faint); }
.s-card { display: flex; align-items: center; gap: 12px; padding: 10px; margin-bottom: 8px; border-radius: 16px; background: #fff; }
.s-card.faded { opacity: .55; }
.s-card div { flex: 1; min-width: 0; line-height: 1.4; }
.s-card b { display: block; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.s-card small { font-size: 11px; color: var(--muted); }
.s-card em { font-style: normal; font-size: 13px; font-weight: 700; color: var(--brand); }
.g {
  width: 42px; height: 42px; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  border-radius: 12px; background: var(--t); color: #fff; font-size: 20px;
}
.float-chip {
  position: absolute; display: flex; align-items: center; gap: 8px;
  padding: 8px 14px 8px 8px; border-radius: 16px; background: #fff; color: var(--ink);
  font-size: 13px; font-weight: 600; white-space: nowrap;
  box-shadow: 0 18px 40px -16px rgba(40, 6, 0, .45);
  animation: bob 6s ease-in-out infinite;
}
.float-chip .g { width: 30px; height: 30px; font-size: 15px; border-radius: 9px; }
.float-chip.c1 { top: 120px; left: 0; }
.float-chip.c2 { top: 250px; right: 0; padding-left: 14px; animation-delay: -3s; }
.live { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px color-mix(in srgb, var(--mint) 20%, transparent); }
@media (max-width: 420px) { .float-chip.c1 { left: -4px; } .float-chip.c2 { right: -4px; } }
@media (min-width: 960px) { .float-chip.c1 { left: -48px; top: 116px; } .float-chip.c2 { right: -48px; top: 330px; } }
@keyframes bob { 50% { transform: translateY(-8px); } }

/* ---------- 通用区块 ---------- */
.block { padding-top: 96px; }
@media (max-width: 639px) { .block { padding-top: 72px; } }
.block-head { max-width: 780px; margin-bottom: 36px; }
.block-head p { max-width: 640px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .12em; color: var(--brand); }
.eyebrow.light { color: var(--sun); }
.block-head h2 { margin-top: 8px; font-size: clamp(24px, 3.2vw, 32px); line-height: 1.4; }
.block-head p { margin-top: 12px; color: var(--muted); font-size: 15px; }

/* ---------- 一天五个时段 ---------- */
.day { display: grid; gap: 12px; }
@media (min-width: 720px) { .day { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px) { .day { grid-template-columns: repeat(5, 1fr); } }
.day li {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 14px;
  padding: 24px 22px; border-radius: 22px; background: var(--surface);
  transition: translate .35s var(--ease), box-shadow .3s;
}
.day li::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 4px; background: var(--t); }
.day li:hover { translate: 0 -4px; box-shadow: 0 22px 40px -24px color-mix(in srgb, var(--t) 70%, transparent); }
.time { display: flex; align-items: baseline; gap: 10px; }
.time b { font-size: 22px; color: var(--t); }
.time span { font-size: 13px; color: var(--faint); font-variant-numeric: tabular-nums; }
.day p { color: var(--ink-2); font-size: 15px; flex: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { padding: 2px 10px; border-radius: 999px; font-size: 12px; background: color-mix(in srgb, var(--t) 10%, #fff); color: var(--t); }

/* ---------- 八个分类 ---------- */
.cats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 720px) { .cats { grid-template-columns: repeat(4, 1fr); } }
.cat {
  display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 14px; align-items: center;
  padding: 16px; border-radius: 20px; background: var(--surface);
  transition: translate .35s var(--ease), box-shadow .35s;
}
.cat-mark {
  position: relative; overflow: hidden;
  grid-row: span 2; width: 56px; height: 56px; display: flex; align-items: center; justify-content: center;
  border-radius: 16px; background: color-mix(in srgb, var(--t) 12%, #fff); color: var(--t); font-size: 28px;
}
/* 线条图标和上传的图标的大小，和小程序首页宫格的比例一致 */
.cat-mark svg, .s-cats svg { width: 56%; height: 56%; }
/* 不是透明底的图标四角带一点圆，不显得生硬 */
.cat-mark img, .s-cats img { width: 72%; height: 72%; object-fit: contain; border-radius: 10px; opacity: 0; transition: opacity .3s; }
.cat-mark img.ok, .s-cats img.ok { opacity: 1; }
/*
 * 悬停时的「分类色底 + 白色图标」是叠在上面的一层，从底部圆形展开盖住原来的样子。
 * 不直接渐变背景色和图标色：两者同时渐变，到一半时图标和底差不多一个颜色，看着像闪了一下
 */
.cat-on {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--t); color: #fff; font-style: normal;
  clip-path: circle(0% at 50% 100%);
  transition: clip-path .45s var(--ease);
}
/* 上传的图标变不了白色，垫一个白色圆底 */
.cat-on .disc { width: 70%; height: 70%; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: #fffdf9; }
.cat-on .disc img { width: 76%; height: 76%; }
.cat.no-desc b { grid-row: span 2; align-self: center; }
.cat b { font-size: 16px; align-self: end; }
.cat small { font-size: 12px; color: var(--muted); align-self: start; line-height: 1.5; }
.cat:hover { translate: 0 -3px; box-shadow: 0 18px 36px -24px color-mix(in srgb, var(--t) 80%, transparent); }
/*
 * 进场动画的 transition 会盖掉卡片自己的，这里合在一起。
 * 进场用 transform（带错开延迟），悬停上浮用 translate（不带延迟），两者互不影响：
 * 不然延迟也作用在悬停上，鼠标从一张移到下一张时，下一张要等一下才浮起来，看着像闪了一下
 */
.js .day li.reveal, .js .cat.reveal { transition: opacity .7s var(--ease), transform .7s var(--ease), translate .35s var(--ease), box-shadow .35s; }
.cat:hover .cat-on { clip-path: circle(142% at 50% 100%); }
@media (max-width: 400px) {
  .cat { grid-template-columns: 1fr; row-gap: 10px; }
  .cat-mark { grid-row: auto; }
  .cat.no-desc b { grid-row: auto; }
}

/* ---------- 功能 ---------- */
.features { display: grid; gap: 12px; }
@media (min-width: 720px) { .features { grid-template-columns: repeat(3, 1fr); } .feat-wide { grid-column: 1 / -1; } }
.feat { padding: 28px; border-radius: 24px; background: var(--surface); }
.feat-icon {
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  border-radius: 14px; background: var(--brand-soft); color: var(--brand);
}
.feat-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.feat h3 { margin-top: 18px; font-size: 17px; line-height: 1.5; }
.feat p { margin-top: 8px; color: var(--muted); font-size: 15px; }
@media (min-width: 960px) {
  .feat-wide { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding: 36px; }
  .feat-wide .feat-text { padding-left: 4px; }
  .feat-wide .search-demo { margin-top: 0; }
}
.search-demo {
  margin-top: 24px; padding: 18px; border-radius: 22px;
  background: linear-gradient(160deg, #f7f3ec, #f2ede4); border: 1px solid var(--line);
}
.search-demo svg { width: 16px; height: 16px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.sd-bar {
  display: flex; align-items: center; gap: 10px; height: 48px; padding: 0 6px 0 16px;
  border-radius: 16px; background: #fff; color: var(--faint);
  box-shadow: 0 10px 24px -16px rgba(60, 30, 10, .35), 0 0 0 1px rgba(194, 65, 45, .14);
}
.sd-typed { color: var(--ink); font-size: 15px; font-weight: 500; white-space: nowrap; }
.sd-caret { width: 2px; height: 18px; margin-left: -8px; border-radius: 2px; background: var(--brand); animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }
.sd-bar b { margin-left: auto; padding: 7px 14px; border-radius: 12px; background: var(--brand); color: #fff; font-size: 13px; }
.sd-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.sd-filters span {
  display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 10px 0 8px;
  border-radius: 10px; background: #fff; color: var(--ink-2); font-size: 13px; box-shadow: 0 0 0 1px var(--line);
}
.sd-filters span svg { width: 15px; height: 15px; color: var(--brand); }
.sd-filters i {
  width: 20px; height: 20px; display: flex; align-items: center; justify-content: center;
  border-radius: 6px; background: var(--t); color: #fff; font-size: 12px; font-style: normal;
}
.sd-filters em { width: 0; height: 0; margin-left: 2px; border: 4px solid transparent; border-top-color: var(--faint); transform: translateY(2px); }
.sd-hot { margin-top: 16px; padding: 14px 16px 6px; border-radius: 16px; background: #fff; }
.sd-hot p { font-size: 13px; font-weight: 600; color: var(--ink); }
.sd-hot ol { display: grid; grid-template-columns: 1fr 1fr; column-gap: 20px; margin-top: 4px; }
.sd-hot li {
  display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 14px; color: var(--ink-2);
  border-top: 1px solid var(--surface-2);
}
.sd-hot li:nth-child(-n+2) { border-top: 0; }
.sd-hot li b { width: 18px; font-size: 13px; font-style: italic; color: var(--faint); font-variant-numeric: tabular-nums; }
/* 前三名用品牌色，和小程序排行一致 */
.sd-hot li:nth-child(1) b, .sd-hot li:nth-child(3) b, .sd-hot li:nth-child(5) b { color: var(--brand); }

/* ---------- 推荐官 ---------- */
.rec {
  position: relative; overflow: hidden;
  display: grid; gap: 32px; align-items: center;
  padding: 40px 24px; border-radius: var(--r-hero);
  background: #241e19; color: #fff;
  isolation: isolate; /* 卡片身后的光晕（z-index: -1）要画在这块深色底之上 */
}
@media (min-width: 860px) { .rec { grid-template-columns: 340px 1fr; padding: 56px 64px; gap: 56px; } }
.rec-card {
  position: relative; width: 100%; max-width: 320px; padding: 20px;
  border-radius: 26px; background: #f7f3ec; color: var(--ink);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .06);
}
/* 身后一层淡淡的品牌色光，让卡片从深色底上浮出来 */
.rec-card::before {
  content: ""; position: absolute; inset: 30% -20% -20%; z-index: -1;
  background: radial-gradient(closest-side, rgba(194, 65, 45, .45), transparent); filter: blur(20px);
}
@media (min-width: 860px) { .rec-card { margin: 0 auto; } }
.rc-head { display: flex; align-items: center; gap: 12px; }
.rc-avatar {
  width: 52px; height: 52px; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--brand); color: #fff; font-size: 22px;
  box-shadow: 0 0 0 3px #fff, 0 0 0 4px var(--line);
}
.rc-name { display: flex; align-items: center; gap: 8px; }
.rc-name b { font-size: 17px; }
.rc-name span { padding: 1px 8px; border-radius: 6px; background: var(--brand-soft); color: var(--brand); font-size: 11px; font-weight: 600; }
.rc-head small { font-size: 12px; color: var(--muted); }
.rc-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 16px; padding: 12px 0;
  border-radius: 16px; background: #fff; text-align: center;
}
.rc-stats div + div { border-left: 1px solid var(--surface-2); }
.rc-stats b { display: block; font-size: 18px; line-height: 1.3; font-variant-numeric: tabular-nums; }
.rc-stats small { font-size: 11px; color: var(--faint); }
.rc-sec { margin: 16px 2px 8px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.rc-shop { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 14px; background: #fff; }
.rc-shop + .rc-shop { margin-top: 6px; }
.rc-shop .g { width: 36px; height: 36px; font-size: 17px; border-radius: 10px; }
.rc-shop div { line-height: 1.4; }
.rc-shop b { display: block; font-size: 14px; }
.rc-shop small { font-size: 11px; color: var(--muted); }
.rec h2 { margin-top: 8px; font-size: clamp(22px, 3vw, 30px); line-height: 1.4; }
.rec p { margin-top: 14px; color: rgba(255, 255, 255, .72); font-size: 15px; max-width: 34em; }
.rec-steps { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.rec-steps li { display: flex; align-items: center; gap: 8px; padding: 6px 14px 6px 6px; border-radius: 999px; background: rgba(255, 255, 255, .08); font-size: 14px; }
.rec-steps b { width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--sun); color: #241e19; font-size: 12px; }

/* ---------- 关于 ---------- */
.about { display: grid; gap: 32px; }
@media (min-width: 900px) { .about { grid-template-columns: 1.15fr 1fr; gap: 64px; align-items: center; } }
.about-quote { position: relative; padding-top: 28px; }
.about-quote .q { position: absolute; top: -24px; left: -4px; font-size: 96px; line-height: 1; color: var(--brand); opacity: .2; }
.about-quote p { position: relative; font-size: clamp(19px, 2.4vw, 24px); line-height: 1.75; }
.about-body h2 { font-size: 20px; }
.about-body p { margin-top: 12px; color: var(--muted); font-size: 15px; }

/* ---------- 打开小程序 ---------- */
.open {
  display: grid; gap: 28px; align-items: center;
  padding: 36px 24px; border-radius: var(--r-hero); background: var(--surface);
  border: 1px solid var(--line);
}
@media (min-width: 720px) { .open { grid-template-columns: 1fr auto; padding: 48px 56px; } }
.open h2 { font-size: clamp(22px, 3vw, 30px); }
.open p { margin-top: 10px; color: var(--muted); }
.qr { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.qr-box {
  width: 168px; height: 168px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  border-radius: 24px; background: var(--brand-soft); color: var(--brand);
  font-family: var(--serif); font-weight: 900; font-size: 14px;
}
.qr-box .logo { width: 64px; height: 64px; }
.qr small { font-size: 12px; color: var(--faint); }

/* ---------- 页脚 ---------- */
.foot { margin-top: 96px; padding: 28px 0 calc(28px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); }
.foot-in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.foot .brand { font-size: 16px; }
.foot .logo { width: 28px; height: 28px; }
.foot-meta { display: flex; flex-wrap: wrap; gap: 6px 20px; font-size: 13px; color: var(--faint); }
.foot-meta a:hover { color: var(--muted); }

/* ---------- 进场动画 ---------- */
/* 只有脚本跑起来（html 上有 .js）才先藏起来等滚到再出现，脚本没跑也不会空白 */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
/* 首屏不等滚动，纯样式进场 */
.hero-text { animation: rise .8s var(--ease) both; }
.phone-stage { animation: rise 1s .15s var(--ease) both; }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } }
/* 错开出现：只延迟 opacity 和 transform，悬停用的 translate、box-shadow 不延迟 */
.js .day li.reveal:nth-child(2), .js .cats .cat.reveal:nth-child(4n+2) { transition-delay: .06s, .06s, 0s, 0s; }
.js .day li.reveal:nth-child(3), .js .cats .cat.reveal:nth-child(4n+3) { transition-delay: .12s, .12s, 0s, 0s; }
.js .day li.reveal:nth-child(4), .js .cats .cat.reveal:nth-child(4n+4) { transition-delay: .18s, .18s, 0s, 0s; }
.js .day li.reveal:nth-child(5) { transition-delay: .24s, .24s, 0s, 0s; }
.features .reveal:nth-child(3) { transition-delay: .06s; }
.features .reveal:nth-child(4) { transition-delay: .12s; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal, .js .day li.reveal, .js .cat.reveal { opacity: 1; transform: none; transition: none; }
  .float-chip, .hero-text, .phone-stage { animation: none; }
  .cat-on, .cat-mark img, .s-cats img { transition: none; }
}