:root {
  color-scheme: light;
  --paper: #f5f0e7;
  --paper-light: #fcfaf5;
  --paper-deep: #ebe5da;
  --ink: #24312e;
  --muted: #69736e;
  --line: #d9d5ca;
  --shadow: 0 24px 70px rgba(54, 60, 54, 0.12);
  --accent: #455d57;
  --accent-soft: #dfe7e2;
  --radius-s: 12px;
  --radius-m: 20px;
  --radius-l: 34px;
  font-family: "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
}

body[data-companion="lili"] { --accent: #355e70; --accent-soft: #dce9ee; }
body[data-companion="niannian"] { --accent: #755781; --accent-soft: #e8ddeb; }
body[data-companion="yaya"] { --accent: #4f6d49; --accent-soft: #dee9d9; }
body[data-companion="none"] { --accent: #53615d; --accent-soft: #e3e7e4; }

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  background: #f5f0e7; /* v0.4.4 兜底：不认 var() 的极老内核也先铺纸色 */
  background: var(--paper);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--ink);
  background: radial-gradient(circle at 18% 8%, rgba(255,255,255,.8), transparent 28rem), radial-gradient(circle at 88% 36%, rgba(223,231,226,0.48), transparent 32rem), var(--paper); background: radial-gradient(circle at 18% 8%, rgba(255,255,255,.8), transparent 28rem),
    radial-gradient(circle at 88% 36%, color-mix(in srgb, var(--accent-soft) 48%, transparent), transparent 32rem),
    var(--paper);
  line-height: 1.65;
  transition: background-color .3s ease;
}

/* 暖米纸纹：程序生成分形噪声（零素材、无接缝、任意分辨率不糊）。
   浓淡由 --paper-grain 一个旋钮控制，拧到 0 即纯暖米。 */
body::before {
  position: fixed;
  inset: 0;
  z-index: -5;
  pointer-events: none;
  content: "";
  opacity: var(--paper-grain, .05);
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='260' height='260' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 260px 260px;
}

button, select, input { font: inherit; }
button { color: inherit; }
button, a, select, input { -webkit-tap-highlight-color: transparent; }
button:focus-visible, select:focus-visible, input:focus-visible, a:focus-visible {
  outline: 3px solid rgba(69,93,87,0.35); outline: 3px solid color-mix(in srgb, var(--accent) 35%, transparent);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 14px;
  border-radius: 999px;
  color: white;
  background: var(--ink);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.ambient-line {
  position: fixed;
  inset: 5rem 0 auto;
  z-index: -3;
  width: 100%;
  height: min(62vw, 760px);
  overflow: visible;
  pointer-events: none;
  opacity: .34;
}
.ambient-line path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-dasharray: 2 5 22 4;
  vector-effect: non-scaling-stroke;
  animation: line-drift 22s linear infinite;
  transition: stroke .35s ease;
}

.ambient-shape { position: fixed; z-index: -4; pointer-events: none; }
.ambient-shape--circle {
  top: 17rem;
  left: -7rem;
  width: 19rem;
  aspect-ratio: 1;
  border: 1px solid rgba(69,93,87,0.22); border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  border-radius: 50%;
}
.ambient-shape--circle::after {
  position: absolute;
  inset: 26% -18% -18% 26%;
  content: "";
  border-radius: 50%;
  background: rgba(223,231,226,0.70); background: color-mix(in srgb, var(--accent-soft) 70%, transparent);
}
.ambient-shape--dots {
  right: 2.5rem;
  bottom: 4rem;
  width: 15rem;
  height: 13rem;
  opacity: .28;
  background-image: radial-gradient(circle, var(--accent) 1.2px, transparent 1.5px);
  background-size: 16px 16px;
  mask-image: radial-gradient(circle at center, black, transparent 72%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: minmax(14rem, 1fr) auto minmax(14rem, 1fr);
  align-items: center;
  gap: 1rem;
  width: min(100% - 2rem, 1360px);
  margin: 0 auto;
  padding: .9rem 0;
}
.site-header::before {
  position: absolute;
  inset: 0 -1rem;
  z-index: -1;
  content: "";
  border-bottom: 1px solid rgba(105, 115, 110, .15);
  background: rgba(245,240,231,0.84); background: color-mix(in srgb, var(--paper) 84%, transparent);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: .75rem;
  border: 0;
  background: none;
  cursor: pointer;
  text-align: left;
}
.brand strong, .brand small { display: block; line-height: 1.15; }
.brand strong { font-family: Georgia, "Times New Roman", serif; font-size: 1rem; letter-spacing: .015em; }
.brand small { margin-top: .22rem; color: var(--muted); font-size: .72rem; letter-spacing: .18em; }
.brand__mark { position: relative; display: inline-flex; align-items: flex-end; gap: 3px; width: 2.2rem; height: 2.2rem; padding: .42rem; border-radius: 50%; background: var(--accent-soft); }
.brand__mark i { display: block; width: 4px; border-radius: 99px; background: var(--accent); transform: rotate(-7deg); }
.brand__mark i:nth-child(1) { height: 42%; }
.brand__mark i:nth-child(2) { height: 78%; }
.brand__mark i:nth-child(3) { height: 58%; }

.site-nav { display: flex; gap: .25rem; padding: .25rem; border: 1px solid rgba(105,115,110,.16); border-radius: 999px; background: rgba(255,255,255,.48); }
.site-nav button, .shop-intro__meta button {
  border: 0;
  border-radius: 999px;
  padding: .55rem .95rem;
  background: transparent;
  cursor: pointer;
}
.site-nav button:hover, .site-nav button.is-active { background: var(--paper-light); }

.header-cart {
  display: inline-flex;
  align-items: center;
  justify-self: end;
  gap: .55rem;
  padding: .55rem .65rem .55rem 1rem;
  border: 1px solid rgba(69,93,87,0.30); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 999px;
  background: var(--paper-light);
  cursor: pointer;
}
.header-cart b { display: grid; place-items: center; min-width: 1.75rem; height: 1.75rem; padding: 0 .35rem; border-radius: 999px; color: white; background: var(--accent); font-size: .78rem; }

.view { width: min(100% - 2rem, 1280px); margin: 0 auto; padding: 3.5rem 0 6rem; }
.view[hidden] { display: none !important; }

.welcome-view.is-active {
  display: grid;
  grid-template-columns: minmax(18rem, .82fr) minmax(28rem, 1.18fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
  min-height: calc(100vh - 5rem);
}
.hero-copy { position: relative; z-index: 2; padding: 3rem 0 4rem; }
.eyebrow { margin: 0 0 .65rem; color: var(--accent); font-size: .72rem; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; }
/* 字体层级精修：定稿意见「又大又细」——降一档字号、提两档字重、松半档字距 */
.hero-copy h1, .shop-intro h1, .records-hero h1 {
  margin: 0;
  font-family: "Iowan Old Style", "Songti SC", "STSong", "SimSun", Georgia, serif;
  font-size: clamp(2.9rem, 6vw, 5.4rem);
  font-weight: 700;
  letter-spacing: -.015em;
  line-height: 1.06;
}
.hero-copy__lead { margin: 1.65rem 0 .55rem; font-size: 1.22rem; font-weight: 700; }
.hero-copy__note { max-width: 34rem; margin: 0 0 2rem; color: var(--muted); }

.primary-button, .secondary-button {
  min-height: 3rem;
  padding: .72rem 1.25rem;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
  transition: transform .18s ease, box-shadow .18s ease, background .2s ease;
}
.primary-button { border: 1px solid var(--accent); color: white; background: var(--accent); box-shadow: 0 12px 28px rgba(69,93,87,0.22); box-shadow: 0 12px 28px color-mix(in srgb, var(--accent) 22%, transparent); }
.secondary-button { border: 1px solid var(--line); background: var(--paper-light); }
.primary-button:hover:not(:disabled), .secondary-button:hover { transform: translateY(-2px); }
.primary-button:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }

.hero-art { position: relative; min-height: min(65vw, 650px); }
.hero-art__halo { position: absolute; inset: 10% 3% 2% 7%; border-radius: 48% 52% 46% 54% / 60% 48% 52% 40%; background: linear-gradient(145deg, rgb(231,237,233), rgba(255,255,255,.22)); background: linear-gradient(145deg, color-mix(in srgb, var(--accent-soft) 76%, white), rgba(255,255,255,.22)); transform: rotate(-2deg); }
.hero-art__halo::before { position: absolute; inset: 9% 14%; content: ""; border: 1px solid rgba(69,93,87,0.25); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent); border-radius: 50%; }
.hero-art img { position: absolute; inset: 3% 0 auto; z-index: 1; width: 100%; height: 88%; object-fit: contain; filter: drop-shadow(0 18px 20px rgba(42,49,44,.12)); }
.hero-art__caption { position: absolute; right: 5%; bottom: 2%; z-index: 2; padding: .65rem .9rem; border-radius: 999px; color: var(--muted); background: rgba(252,250,245,.78); font-size: .78rem; letter-spacing: .07em; backdrop-filter: blur(10px); }

.onboarding { grid-column: 1 / -1; scroll-margin-top: 7rem; padding-top: 2rem; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 1.4rem; }
.section-heading h2 { margin: 0; font-family: "Iowan Old Style", "Songti SC", "STSong", "SimSun", Georgia, serif; font-size: clamp(1.9rem, 3.6vw, 3rem); font-weight: 700; line-height: 1.12; letter-spacing: -.01em; }
.section-heading > p { max-width: 26rem; margin: 0 0 .3rem; color: var(--muted); }
.section-heading--compact { align-items: center; }
.section-heading--compact h2 { font-size: clamp(1.65rem, 3vw, 2.5rem); }

.companion-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.companion-card {
  position: relative;
  display: grid;
  grid-template-rows: minmax(15rem, 21rem) auto;
  min-width: 0;
  overflow: hidden;
  padding: 0;
  border: 1px solid rgba(105,115,110,.16);
  border-radius: var(--radius-l);
  background: rgb(246,246,241); background: color-mix(in srgb, var(--paper-light) 78%, var(--accent-soft));
  box-shadow: 0 0 0 4px rgba(252,250,245,.5), 0 16px 50px rgba(62,67,63,.08);
  cursor: pointer;
  text-align: left;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.companion-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.companion-card[aria-checked="true"] { border: 2px solid var(--card-accent); box-shadow: 0 18px 50px rgba(69,93,87,0.20); box-shadow: 0 18px 50px color-mix(in srgb, var(--card-accent) 20%, transparent); transform: translateY(-3px); }
.companion-card--lili { --card-accent: #355e70; --card-soft: #dce9ee; }
.companion-card--niannian { --card-accent: #755781; --card-soft: #e8ddeb; }
.companion-card--yaya { --card-accent: #4f6d49; --card-soft: #dee9d9; }
.companion-card__art { position: relative; display: block; overflow: hidden; background: var(--card-soft); }
.companion-card__art::before { position: absolute; inset: 1.4rem; content: ""; border: 1px solid rgba(69,93,87,0.20); border: 1px solid color-mix(in srgb, var(--card-accent) 20%, transparent); border-radius: 50%; }
.companion-card__art img { position: absolute; left: 50%; top: 1.4rem; width: 92%; height: calc(100% + 5rem); object-fit: contain; object-position: center top; transform: translateX(-50%); filter: drop-shadow(0 16px 16px rgba(50,55,50,.1)); }
.companion-card__copy { display: grid; gap: .25rem; padding: 1.1rem 1.25rem 1.25rem; }
.companion-card__copy strong { font-family: "Iowan Old Style", "Songti SC", "STSong", Georgia, serif; font-size: 1.55rem; font-weight: 600; }
.companion-card__copy small { color: var(--muted); }
.companion-card__copy em { margin-top: .35rem; color: var(--card-accent, var(--muted)); font-size: .72rem; font-style: normal; font-weight: 700; letter-spacing: .13em; }
.companion-card--none { grid-column: 1 / -1; grid-template-columns: 5rem 1fr; grid-template-rows: auto; align-items: center; min-height: 7rem; background: rgba(252,250,245,.6); }
.none-mark { position: relative; width: 3rem; height: 3rem; margin-left: 1.35rem; border: 1px solid var(--line); border-radius: 50%; }
.none-mark::after { position: absolute; top: 50%; left: 18%; width: 64%; height: 1px; content: ""; background: var(--muted); transform: rotate(-38deg); }

.purpose-panel { margin-top: 1rem; padding: clamp(1.4rem, 3vw, 2.4rem); border: 1px solid rgba(105,115,110,.16); border-radius: var(--radius-l); background: rgba(252,250,245,.78); box-shadow: 0 0 0 4px rgba(252,250,245,.45), 0 16px 45px rgba(62,67,63,.06); }
.purpose-chips { display: flex; flex-wrap: wrap; gap: .7rem; }
.purpose-chips button, .category-bar button {
  padding: .68rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.62);
  cursor: pointer;
}
.purpose-chips button[aria-pressed="true"], .category-bar button[aria-pressed="true"] { border-color: var(--accent); color: white; background: var(--accent); }
.budget-row { display: flex; align-items: center; gap: .75rem; margin-top: 1.4rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.budget-row label { color: var(--muted); font-size: .9rem; }
.budget-row select, .shelf-toolbar select { padding: .7rem 2.2rem .7rem .85rem; border: 1px solid var(--line); border-radius: var(--radius-s); color: var(--ink); background: var(--paper-light); }
.budget-row .primary-button { margin-left: auto; }
.form-note { margin: .7rem 0 0; color: var(--muted); font-size: .82rem; }

.shop-view { min-height: 90vh; }
.shop-intro { display: flex; align-items: end; justify-content: space-between; gap: 2rem; padding: 2.5rem 0 1.7rem; }
.shop-intro h1 { max-width: 55rem; font-size: clamp(2.5rem, 5vw, 5rem); }
.shop-intro__meta { display: flex; align-items: center; gap: .6rem; padding: .35rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(252,250,245,.68); white-space: nowrap; }
.shop-intro__meta span { padding-left: .75rem; color: var(--muted); font-size: .85rem; }
.shop-intro__meta button { color: white; background: var(--accent); }

.category-bar { position: sticky; top: 4.7rem; z-index: 20; display: flex; gap: .55rem; overflow-x: auto; padding: .75rem 0 1rem; scrollbar-width: none; background: linear-gradient(var(--paper) 70%, transparent); }
.category-bar::-webkit-scrollbar { display: none; }
.category-bar button { flex: 0 0 auto; }

.shop-layout { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; align-items: start; gap: 1.25rem; }
.shelf { min-width: 0; }
.shelf-toolbar { display: flex; align-items: center; justify-content: flex-end; gap: 1rem; margin: .5rem 0 1rem; }
.shelf-toolbar p { margin: 0; color: var(--muted); }
.shelf-toolbar label { display: flex; align-items: center; gap: .55rem; color: var(--muted); font-size: .82rem; }
.shelf-toolbar select { padding-block: .52rem; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .9rem; }
/* 卡纸层叠：白边一圈 + 双层软影，拼贴语言只给前景组件 */
.product-card { position: relative; display: flex; flex-direction: column; min-height: 19rem; overflow: hidden; border: 1px solid rgba(105,115,110,.13); border-radius: var(--radius-m); background: rgba(252,250,245,.9); box-shadow: 0 0 0 4px rgba(252,250,245,.55), 0 3px 8px rgba(61,66,61,.05), 0 16px 38px rgba(61,66,61,.07); }
.product-card__visual { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--category-soft); }
.product-card__visual img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.product-card__body { display: flex; flex: 1; flex-direction: column; padding: 1rem; }
.product-card__meta { display: flex; justify-content: space-between; gap: .6rem; color: var(--muted); font-size: .7rem; letter-spacing: .06em; }
.product-card h3 { margin: .55rem 0 .28rem; font-family: "Iowan Old Style", "Songti SC", "STSong", serif; font-size: 1.22rem; line-height: 1.35; }
.product-card__package { min-height: 1.6em; margin: 0; color: var(--muted); font-size: .78rem; }
.product-card__facts { display: flex; flex-wrap: wrap; gap: .35rem; margin: .75rem 0 1rem; }
.product-card__facts span { padding: .24rem .48rem; border-radius: 999px; color: var(--category-deep); background: var(--category-soft); font-size: .68rem; }
.product-card__footer { display: flex; align-items: end; justify-content: space-between; gap: .5rem; margin-top: auto; }
.product-card__price { display: grid; }
.product-card__price strong { font-size: 1.08rem; }
.product-card__price small { color: var(--muted); font-size: .65rem; }
.product-card__add { width: 2.7rem; height: 2.7rem; border: 1px solid var(--category-deep); border-radius: 50%; color: white; background: var(--category-deep); cursor: pointer; font-size: 1.35rem; transition: transform .18s ease; }
.product-card__add:hover { transform: rotate(8deg) scale(1.06); }
.product-card__qty { display: flex; align-items: center; gap: .4rem; }
.product-card__qty button { width: 2rem; height: 2rem; border: 1px solid var(--line); border-radius: 50%; background: var(--paper-light); cursor: pointer; }

.product-card[data-category="drinks"] { --category-soft: #dce9ee; --category-deep: #355e70; }
.product-card[data-category="snacks"] { --category-soft: #e8ddeb; --category-deep: #755781; }
.product-card[data-category="bakery"] { --category-soft: #eee2d2; --category-deep: #7b604c; }
.product-card[data-category="meals"] { --category-soft: #e2e5d7; --category-deep: #596448; }
.product-card[data-category="fruit"] { --category-soft: #dee9d9; --category-deep: #4f6d49; }
.product-card[data-category="daily"] { --category-soft: #e4e4e1; --category-deep: #59615f; }

.empty-state { display: grid; place-items: center; min-height: 23rem; padding: 3rem; border: 1px dashed var(--line); border-radius: var(--radius-l); text-align: center; background: rgba(252,250,245,.45); }
/* 空状态小鸟：平时轻轻浮，偶尔低头啄一下（分子涂鸦家法：呼吸不表演） */
.empty-state__bird { width: 8.5rem; animation: bird-idle 9s ease-in-out infinite; transform-origin: 50% 85%; }
@keyframes bird-idle {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  42% { transform: translateY(-5px) rotate(0deg); }
  60% { transform: translateY(0) rotate(0deg); }
  86% { transform: translateY(0) rotate(0deg); }
  90% { transform: translateY(2px) rotate(6deg); }
  94% { transform: translateY(0) rotate(0deg); }
}
.empty-state h2 { margin: 1rem 0 0; font-family: "Songti SC", "STSong", serif; }
.empty-state p { margin: .3rem 0; color: var(--muted); }

.companion-rail { position: sticky; top: 7rem; overflow: hidden; padding: 1rem; border: 1px solid rgba(105,115,110,.18); border-radius: var(--radius-l); background: rgb(237,240,235); background: color-mix(in srgb, var(--accent-soft) 52%, var(--paper-light)); box-shadow: 0 0 0 4px rgba(252,250,245,.5), 0 18px 48px rgba(62,67,63,.09); }
.companion-rail__motif { position: absolute; top: .65rem; right: .65rem; z-index: 3; width: 3.4rem; opacity: .92; transform: rotate(6deg); filter: drop-shadow(0 3px 6px rgba(50,55,50,.18)); animation: motif-sway 7s ease-in-out infinite alternate; }
@keyframes motif-sway { from { transform: rotate(4deg) translateY(0); } to { transform: rotate(8deg) translateY(-3px); } }
.switch-note { margin: -.35rem 0 .6rem; padding: .3rem .6rem; border-radius: 999px; background: rgba(255,255,255,.55); color: var(--muted); font-size: .72rem; }
.switch-note[hidden] { display: none; }
.switch-row { display: flex; gap: .4rem; margin-top: .6rem; }
.switch-row button { display: grid; place-items: center; width: 2.1rem; height: 2.1rem; border: 1px solid var(--line); border-radius: 50%; background: rgba(255,255,255,.6); cursor: pointer; font-size: .82rem; transition: transform .16s ease, border-color .16s ease; }
.switch-row button:hover { transform: translateY(-2px) rotate(-4deg); }
.switch-row button[aria-pressed="true"] { border-color: var(--accent); color: white; background: var(--accent); }
.companion-rail__portrait { position: relative; height: 13rem; overflow: hidden; margin: -1rem -1rem .9rem; background: rgb(229,235,231); background: color-mix(in srgb, var(--accent-soft) 82%, white); }
.companion-rail__portrait::after { position: absolute; right: -2rem; bottom: -4rem; width: 11rem; height: 11rem; content: ""; border: 1px solid rgba(69,93,87,0.22); border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); border-radius: 50%; }
.companion-rail__portrait img { position: absolute; top: .25rem; left: 50%; width: 84%; height: 22rem; object-fit: contain; object-position: center top; transform: translateX(-50%); filter: drop-shadow(0 12px 12px rgba(50,55,50,.1)); }
.companion-rail h2 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: 1.8rem; font-weight: 500; }
.speech-bubble { position: relative; margin: .85rem 0; padding: .9rem; border-radius: 1rem 1rem 1rem .25rem; background: rgba(252,250,245,.78); }
.speech-bubble p { margin: 0; font-size: .88rem; }
.permission-stack { display: grid; gap: .45rem; }
.permission-stack button { padding: .65rem .75rem; border: 1px solid rgba(69,93,87,0.24); border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent); border-radius: var(--radius-s); background: rgba(255,255,255,.45); cursor: pointer; text-align: left; }
.permission-stack button:hover { background: var(--paper-light); }
.companion-rail > small { display: block; margin-top: .7rem; color: var(--muted); font-size: .67rem; }

.records-hero { padding: 3rem 0 2rem; }
.records-hero h1 { font-size: clamp(2.8rem, 6vw, 5.6rem); }
.records-hero > p:last-child { max-width: 42rem; color: var(--muted); }
.record-list { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; }
.second-trip-prompt { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin: 0 0 1.25rem; padding: clamp(1.2rem, 3vw, 1.8rem); border: 1px solid var(--line); border-radius: var(--radius-m); background: var(--accent-soft); }
.second-trip-prompt[hidden] { display: none; }
.second-trip-prompt h2 { margin: .25rem 0 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 500; }
.second-trip-prompt button { flex: 0 0 auto; }
.record-card { padding: 1.25rem; border: 1px solid var(--line); border-radius: var(--radius-m); background: rgba(252,250,245,.78); }
.record-card__top { display: flex; justify-content: space-between; gap: .5rem; color: var(--muted); font-size: .75rem; }
.record-card h2 { margin: .8rem 0 .4rem; font-family: "Songti SC", "STSong", serif; font-size: 1.35rem; }
.record-card p { margin: .2rem 0; color: var(--muted); font-size: .84rem; }
.record-card strong { display: block; margin-top: 1rem; }
.record-empty { grid-column: 1 / -1; padding: 4rem 2rem; border: 1px dashed var(--line); border-radius: var(--radius-l); text-align: center; }

.cart-drawer { position: fixed; top: 0; right: 0; z-index: 70; display: flex; flex-direction: column; width: min(100%, 29rem); height: 100dvh; padding: 1.25rem; background: var(--paper-light); box-shadow: -24px 0 70px rgba(35,49,46,.18); transform: translateX(105%); transition: transform .28s ease; }
.cart-drawer.is-open { transform: translateX(0); }
.cart-drawer__header { display: flex; align-items: start; justify-content: space-between; gap: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.cart-drawer__header h2 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: 2rem; }
.cart-drawer__header button, .dialog-close { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; font-size: 1.35rem; }
.cart-items { flex: 1; overflow-y: auto; padding: .65rem 0; }
.cart-item { display: grid; grid-template-columns: 1fr auto; gap: .75rem; padding: .8rem 0; border-bottom: 1px solid rgba(217,213,202,.75); }
.cart-item h3 { margin: 0; font-size: .93rem; }
.cart-item p { margin: .15rem 0 0; color: var(--muted); font-size: .72rem; }
.cart-item__controls { display: flex; align-items: center; gap: .4rem; }
.cart-item__controls button { width: 1.8rem; height: 1.8rem; border: 1px solid var(--line); border-radius: 50%; background: white; cursor: pointer; }
.cart-empty { display: grid; place-items: center; height: 100%; min-height: 18rem; color: var(--muted); text-align: center; }
.cart-summary { display: flex; align-items: center; justify-content: space-between; padding: 1rem 0; border-top: 1px solid var(--line); }
.cart-summary strong { font-size: 1.35rem; }
.cart-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.drawer-note { margin: .7rem 0 0; color: var(--muted); font-size: .69rem; text-align: center; }
.drawer-scrim { position: fixed; inset: 0; z-index: 60; border: 0; background: rgba(35,49,46,.25); backdrop-filter: blur(3px); }

.checkout-dialog { width: min(92vw, 40rem); max-height: 90dvh; overflow-y: auto; padding: 0; border: 0; border-radius: var(--radius-l); color: var(--ink); background: var(--paper-light); box-shadow: var(--shadow); }
.checkout-dialog::backdrop { background: rgba(35,49,46,.28); backdrop-filter: blur(5px); }
.checkout-dialog form { position: relative; padding: clamp(1.5rem, 4vw, 2.6rem); }
.dialog-close { position: absolute; top: 1.2rem; right: 1.2rem; }
.checkout-dialog h2 { margin: 0 0 1rem; font-family: "Songti SC", "STSong", serif; font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 500; }
.checkout-mirror { padding: 1.2rem; border-radius: var(--radius-m); background: var(--accent-soft); }
.checkout-mirror p { margin: .2rem 0; }
.checkout-dialog fieldset { display: flex; gap: 1rem; margin: 1rem 0 0; padding: 1rem; border: 1px solid var(--line); border-radius: var(--radius-s); }
.checkout-dialog legend { padding: 0 .4rem; color: var(--muted); font-size: .72rem; }
.checkout-dialog menu { display: flex; justify-content: flex-end; gap: .6rem; margin: 1rem 0 0; padding: 0; }

footer { display: flex; justify-content: space-between; gap: 1rem; width: min(100% - 2rem, 1280px); margin: 0 auto; padding: 1.5rem 0 2rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .72rem; }

@keyframes line-drift { to { stroke-dashoffset: -66; } }

/* ---------- v0.4 装饰件（滢滢手作，穗接线） ---------- */

.hero-art__caption { z-index: 3; }

/* 干花贴纸：移驻「今天自己逛」卡（滢滢 8-29 定位意见），三层保留微动 */
.none-deco { position: absolute; top: 50%; right: 2.2rem; width: 8.5rem; aspect-ratio: 1; pointer-events: none; transform: translateY(-50%) rotate(3deg); filter: drop-shadow(0 6px 14px rgba(42,49,44,.14)); }
.none-deco img { position: absolute; inset: 0; width: 100%; }
.none-deco__rings { animation: deco-float 8s ease-in-out infinite alternate; }
.none-deco__ticks { animation: deco-float 11s ease-in-out infinite alternate-reverse; }
@keyframes deco-float { from { transform: translateY(0) rotate(0deg); } to { transform: translateY(-6px) rotate(1.2deg); } }

/* 树叶枝丫：移驻首页右侧、芽芽脚下（滢滢 8-29 定位意见）
   注意压制 .hero-art img 的通配尺寸（inset/height），否则会长成一棵树 */
.hero-art img.hero-branch { position: absolute; inset: auto -2rem -2.5rem auto; z-index: 2; width: 10.5rem; height: auto; object-fit: contain; opacity: .9; pointer-events: none; transform: scaleX(-1) rotate(-8deg); filter: drop-shadow(0 6px 12px rgba(42,49,44,.12)); }
.hero-copy, .welcome-view { position: relative; }

/* 长条茎叶卡：驻目的栏筹码行右端（滢滢 8-29 定位意见） */
.purpose-panel { position: relative; }
.purpose-leaves { position: absolute; top: clamp(4.2rem, 8vw, 5.4rem); right: clamp(1.4rem, 3vw, 2.4rem); width: 4.2rem; opacity: .95; transform: rotate(2deg); pointer-events: none; filter: drop-shadow(0 4px 10px rgba(42,49,44,.12)); }

.records-hero { position: relative; }
.records-hero__branch { position: absolute; top: -.5rem; right: 0; width: 11rem; opacity: .75; pointer-events: none; transform: scaleX(-1) rotate(-6deg); }

.second-trip-prompt { position: relative; overflow: hidden; }
.second-trip-prompt__stars { position: absolute; top: .6rem; right: 6.5rem; width: 5rem; opacity: .85; pointer-events: none; animation: deco-float 9s ease-in-out infinite alternate; }

.footer-leaves { width: 5.5rem; align-self: center; opacity: .8; }

.record-empty__bird { width: 7rem; animation: bird-idle 9s ease-in-out infinite; transform-origin: 50% 85%; }

@media (max-width: 1050px) {
  .welcome-view.is-active { grid-template-columns: minmax(16rem,.8fr) minmax(22rem,1.2fr); gap: 2rem; }
  .product-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .shop-layout { grid-template-columns: minmax(0,1fr) 17rem; }
  .companion-grid { grid-template-columns: repeat(3,1fr); }
  .companion-card { grid-template-rows: minmax(13rem,17rem) auto; }
}

@media (max-width: 820px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { position: fixed; right: 50%; bottom: .8rem; z-index: 45; transform: translateX(50%); box-shadow: 0 12px 30px rgba(35,49,46,.14); background: rgba(252,250,245,.92); }
  .welcome-view.is-active { display: block; }
  .hero-copy { padding-bottom: 0; }
  .hero-copy h1 { font-size: clamp(3.5rem, 14vw, 6.3rem); }
  .hero-art { min-height: 65vw; margin-top: 1.5rem; }
  .hero-art__caption { right: 2%; }
  .companion-grid { grid-template-columns: 1fr 1fr; }
  .companion-card--yaya { grid-column: 1 / -1; grid-template-columns: minmax(11rem,.85fr) 1fr; grid-template-rows: 20rem; align-items: center; }
  .companion-card--yaya .companion-card__art { height: 100%; }
  .companion-card--none { grid-column: 1 / -1; }
  .shop-intro { align-items: start; flex-direction: column; }
  .shop-layout { display: block; }
  .companion-rail { position: fixed; right: .75rem; bottom: 4.8rem; left: .75rem; top: auto; z-index: 35; display: grid; grid-template-columns: 4.5rem 1fr auto; align-items: center; gap: .7rem; padding: .55rem .7rem; border-radius: 1.2rem; }
  .companion-rail__portrait { grid-row: 1 / 3; width: 4.5rem; height: 4.5rem; margin: 0; border-radius: 1rem; }
  .companion-rail__portrait img { top: .2rem; width: 130%; height: 12rem; }
  .companion-rail .eyebrow { margin: 0; }
  .companion-rail h2 { font-size: 1.2rem; }
  .speech-bubble { grid-column: 2 / -1; margin: 0; padding: .55rem .7rem; border-radius: .8rem; }
  .speech-bubble p { font-size: .75rem; }
  .permission-stack { grid-column: 3; grid-row: 1; display: flex; }
  .switch-row { grid-column: 3; grid-row: 2; margin-top: 0; justify-content: flex-end; }
  .switch-row button { width: 1.8rem; height: 1.8rem; font-size: .72rem; }
  .switch-note { grid-column: 2 / -1; margin: 0; font-size: .66rem; }
  .companion-rail__motif { display: none; }
  .hero-branch, .records-hero__branch { display: none; }
  .purpose-leaves { display: none; }
  .permission-stack button { width: 2.35rem; height: 2.35rem; overflow: hidden; padding: 0; border-radius: 50%; color: transparent; }
  .permission-stack button::before { display: grid; place-items: center; width: 100%; height: 100%; color: var(--accent); content: "看"; font-weight: 700; }
  .permission-stack button:nth-child(2)::before { content: "挑"; }
  .permission-stack button:nth-child(3)::before { content: "理"; }
  .companion-rail > small { display: none; }
  .record-list { grid-template-columns: 1fr 1fr; }
  .shop-view { padding-bottom: 12rem; }
}

@media (max-width: 560px) {
  .site-header { width: min(100% - 1.25rem,1360px); }
  .brand strong { font-size: .88rem; }
  .brand small { display: none; }
  .header-cart > span { display: none; }
  .header-cart { padding: .42rem; }
  .view { width: min(100% - 1.25rem,1280px); padding-top: 1.5rem; }
  .hero-copy { padding-top: 2rem; }
  .hero-copy h1 { font-size: clamp(3rem, 17vw, 5rem); }
  .hero-art { min-height: 78vw; }
  .hero-art__caption { display: none; }
  .section-heading { display: block; }
  .section-heading > p { margin-top: .55rem; }
  .none-deco { width: 6rem; right: .4rem; opacity: .85; }
  .companion-grid { display: grid; grid-template-columns: 1fr; }
  .companion-card, .companion-card--yaya { grid-column: auto; grid-template-columns: 8.2rem 1fr; grid-template-rows: 12rem; align-items: center; }
  .companion-card__art { height: 100%; }
  .companion-card__art img { top: .6rem; width: 130%; height: 18rem; }
  .companion-card__copy { padding-left: .5rem; }
  .companion-card--none { grid-template-columns: 4.4rem 1fr; min-height: 7rem; }
  .none-mark { width: 2.5rem; height: 2.5rem; margin-left: 1rem; }
  .budget-row { align-items: stretch; flex-wrap: wrap; }
  .budget-row label { width: 100%; }
  .budget-row select { flex: 1; }
  .budget-row .primary-button { width: 100%; margin-left: 0; }
  .shop-intro h1 { font-size: clamp(2.5rem, 13vw, 4rem); }
  .shop-intro__meta { width: 100%; justify-content: space-between; }
  .shelf-toolbar label span { display: none; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 17.5rem; }
  .product-card__visual { aspect-ratio: 4 / 3; }
  .record-list { grid-template-columns: 1fr; }
  .second-trip-prompt { align-items: stretch; flex-direction: column; }
  .second-trip-prompt button { width: 100%; }
  .companion-rail { grid-template-columns: 3.6rem 1fr; }
  .companion-rail__portrait { width: 3.6rem; height: 3.6rem; }
  .switch-row { grid-column: 1 / -1; grid-row: auto; justify-content: center; }
  .permission-stack {
    grid-column: 1 / -1;
    grid-row: auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .45rem;
  }
  .permission-stack button {
    width: auto;
    height: 2.25rem;
    padding: 0;
    border-radius: 999px;
  }
  .speech-bubble { grid-column: 2; }
  .cart-actions { grid-template-columns: 1fr; }
  .checkout-dialog fieldset { display: grid; }
  .checkout-dialog menu { display: grid; grid-template-columns: 1fr; }
  footer { flex-direction: column; padding-bottom: 5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .ambient-line path { animation: none; }
}

/* ===================================================================
   ST-FE-004 B 版候选（v0.4.1）｜标题字体·品牌字·半透明圆点
   A/B 切换：地址栏加 ?style=a 回到 A 版基线（即 v0.4 现状）。
   默认展示 B 版。候选状态，未定稿，终审归滢滢。
   =================================================================== */

/* 中文标题候选：狮尾四季春加糖 Medium（思源宋体改造，OFL 1.1，授权书随包）。
   子集 837 字符 351KB，覆盖全站真实文案；font-display:swap——
   加载失败回退现有标题字体栈，字号字距不变，版面不跳列。 */
@font-face {
  font-family: "Swei Spring Sugar CJK SC";
  src: url("assets/fonts/SweiSpringSugarCJKsc-Medium.subset.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* 仅一级标题与"大句子"层级；正文、按钮、商品名、价格、小票明细一概不动 */
body:not(.style-a) .hero-copy h1,
body:not(.style-a) .shop-intro h1,
body:not(.style-a) .records-hero h1,
body:not(.style-a) .section-heading h2,
body:not(.style-a) .second-trip-prompt h2,
body:not(.style-a) .checkout-dialog h2 {
  font-family: "Swei Spring Sugar CJK SC", "Iowan Old Style", "Songti SC", "STSong", "SimSun", Georgia, serif;
  font-weight: 500; /* 春糖仅此一档真实字重，禁止合成加粗 */
}

/* 英文品牌字候选：Segoe Print——系统字体只走字体栈，不打包不转换（授权红线）；
   无此字体的设备回退 Segoe UI，跨设备外观差异已在交付说明中明示 */
body:not(.style-a) .brand strong {
  font-family: "Segoe Print", "Segoe UI", sans-serif;
  font-weight: 600;
}

/* ---- 半透明圆点候选：三处三色，全部垫在文字层之后，不遮笔画不拦点击 ---- */

/* 圆点一｜首页大标题圈注：浅珊瑚红 #E8A18D @ 30%，衬在第二行"逛"字肩后 */
body:not(.style-a) .hero-copy h1 { position: relative; z-index: 0; }
body:not(.style-a) .hero-copy h1::before {
  content: "";
  position: absolute;
  z-index: -1;
  left: -.26em;
  bottom: -.1em;
  width: 1.4em;
  height: 1.4em;
  border-radius: 50%;
  background: #e8a18d;
  opacity: .3;
  pointer-events: none;
}

/* 圆点二｜选中搭子卡轻背景：当前搭子主色衍生（色板 26% 混白 @ 42%），随换人变色。
   注：伪元素在 DOM 中先于 img 绘制，天然垫底，无需改动原图定位。 */
body:not(.style-a) .companion-card[aria-checked="true"] .companion-card__art::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 52%;
  z-index: 0;
  width: 72%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgb(207,213,211); background: color-mix(in srgb, var(--accent) 26%, white);
  opacity: .42;
  pointer-events: none;
}

/* 圆点三｜小票页圈注：全站鼠尾草绿衍生（accent 32% 混白 @ 38%）
   v0.4.4（滢滢 9-07）：原挂在 h1 右缘（right:-.22em），与标本卡脱开；改挂在页头上、锚定标本卡右下肩，半掩半露 */
body:not(.style-a) .records-hero h1 { position: relative; z-index: 0; }
body:not(.style-a) .records-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  right: calc(clamp(0rem, 4vw, 3rem) - 1rem);
  top: 4.9rem;
  width: 5.6rem;
  height: 5.6rem;
  border-radius: 50%;
  background: rgb(196,203,201); background: color-mix(in srgb, #455d57 32%, white);
  opacity: .38;
  pointer-events: none;
}
@media (max-width: 820px) {
  body:not(.style-a) .records-hero::before { right: -.9rem; top: 2.6rem; width: 3.6rem; height: 3.6rem; }
}

/* ===================================================================
   ST-FE-004 装饰批量轮（v0.4.1）｜供料清单定稿版落位
   页头章 · 无搭子推车画像 · 栖线小鸟 · 花丛掖角 · 小票页标本卡 ·
   母题章双规格 · 镜像信头与落款 · 姓名加粗
   =================================================================== */

/* 页头章：St 图标替换三柱临时标 */
.brand__mark--logo { display: grid; place-items: center; padding: .22rem; background: transparent; }
.brand__mark--logo img { width: 100%; height: 100%; object-fit: contain; }

/* 无搭子画像（9-01 捉虫轮改判）：小推车撤出首页（舞台还给三位搭子），
   进驻商品页陪逛栏画像位；车徽兼任名字位与小票索引记号 */
body[data-companion="none"] .companion-rail__portrait img { top: .75rem; height: 11.5rem; }

/* 栖线小鸟：budget-row 顶边线即枝条，爪搭线、身压线（叠掩+就职） */
.budget-row { position: relative; z-index: 1; }
.purpose-bird {
  position: absolute;
  top: -4.05rem;
  right: clamp(1.5rem, 12%, 7rem);
  width: 4.5rem;
  pointer-events: none;
  filter: drop-shadow(0 5px 10px rgba(42,49,44,.14));
}

/* 花丛：底边出血（面板 overflow 裁切）+ 掖在预算行控件层后；
   9-01 捉虫：右移避开提示文字、上提减少藏没的部分 */
.purpose-panel { overflow: hidden; }
/* 二验改判：左移锚在无搭子提示句尾——长在句子末尾的花（就职），底边出血保留 */
.purpose-flowers {
  position: absolute;
  left: 25rem; /* 定长锚句尾：提示句实测约 24.5rem 收笔（2026-09-01 量），花紧随句号；前版 30rem 系量尺失准 */
  bottom: -1.2rem;
  z-index: 0;
  width: 7rem;
  opacity: .95;
  pointer-events: none;
}

/* 小票页标本卡：归档页用压花标本（生长页用活植物）；微旋+顶边探出=贴进手账的收藏 */
.records-hero__stems {
  position: absolute;
  top: -.3rem; /* v0.4.4 滢滢 20:26：卡片再向右下挪一点，与圆点多叠一些（原 -1.2rem / clamp(0,4vw,3rem)） */
  right: calc(clamp(0rem, 4vw, 3rem) - .8rem);
  width: 9.5rem;
  transform: rotate(3deg);
  pointer-events: none;
  filter: drop-shadow(0 10px 18px rgba(42,49,44,.18));
}

/* 母题章·简洁版：名字旁小私印（陪逛栏）与小票卡索引章 */
.rail-seal { height: 1.3em; margin-left: .45rem; vertical-align: -.22em; filter: drop-shadow(0 2px 4px rgba(42,49,44,.16)); }
.record-seal { height: 1.5em; margin-left: .35rem; vertical-align: -.35em; filter: drop-shadow(0 2px 4px rgba(42,49,44,.14)); }

/* 母题章·华丽版：结账镜像信头（右上，避开关闭钮）；落款行只留文字 */
.checkout-seal {
  position: absolute;
  top: clamp(1.1rem, 3vw, 1.8rem);
  right: clamp(4rem, 10vw, 5.2rem);
  width: clamp(4.2rem, 12vw, 6rem);
  pointer-events: none;
  filter: drop-shadow(0 6px 12px rgba(42,49,44,.16));
}
.mirror-byline { margin: -.35rem 0 .85rem; color: var(--accent); font-size: .8rem; font-weight: 700; letter-spacing: .14em; }

/* 姓名加粗（8-31 议定第 11 条）：真实字重，非合成 */
.companion-rail h2 { font-weight: 700; }
.companion-card__copy strong { font-weight: 700; }

/* 首页弯枝（9-01 捉虫轮）：枝丫元素1(弯曲) 接替旧枝，居右下与题签组角落；二验右移让开题签文字 */
.hero-art img.hero-branch { width: 13rem; inset: auto -5rem -2.6rem auto; transform: rotate(-13deg); opacity: .95; }

/* 货架尽头结算卡（改单第 6 条案一）：逛到头遇见收银台 */
.shelf-checkout {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1.1rem;
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(252,250,245,.78);
}
.shelf-checkout span { color: var(--muted); }

/* 小票页标题字号收一档（9-01 捉虫轮） */
.records-hero h1 { font-size: clamp(2.2rem, 4.6vw, 4.2rem); }

@media (max-width: 720px) {
  .purpose-bird, .records-hero__stems { display: none; }
  .purpose-flowers { width: 5.5rem; left: auto; right: .6rem; opacity: .8; }
  .checkout-seal { width: 3.6rem; right: 3.6rem; }
  .shelf-checkout { flex-direction: column; align-items: stretch; text-align: center; }
  body[data-companion="none"] .companion-rail__portrait img { top: .2rem; width: 88%; height: 4.2rem; }
}

/* ===================================================================
   v0.4.2 手机端修订轮（2026-09-02 凌晨，滢滢手机端巡场九条，穗实施）
   原则：手机端可用高度有限（浏览器自带工具条再吃一截），一切往紧里收；
   桌面端不动，全部规则收在断点之内。
   =================================================================== */

/* 一、页头小票钮：手机端接替底部浮标；桌面端仍走 site-nav，此钮隐藏 */
.header-records { display: none; }

/* 六、小票卡索引章可读性：念念的书页米白衬米白卡纸会隐身，
   给章垫一枚搭子色软圆（与圆点语言同宗），三位搭子与推车一视同仁 */
.record-seal {
  width: 2.1em;
  height: 2.1em;
  padding: .22em;
  margin-left: .4rem;
  border-radius: 50%;
  object-fit: contain;
  vertical-align: -.6em;
  background: var(--seal-bg, rgba(255,255,255,.7));
  box-shadow: 0 1px 3px rgba(42,49,44,.12);
}
.record-card[data-companion="lili"] { --seal-bg: #dce9ee; }
.record-card[data-companion="niannian"] { --seal-bg: #e8ddeb; }
.record-card[data-companion="yaya"] { --seal-bg: #dee9d9; }
.record-card[data-companion="none"] { --seal-bg: #e3e7e4; }

@media (max-width: 820px) {
  /* 一、浮标撤除：逛一逛/小票记录不再遮内容；小票钮与购物车同坐页头右侧 */
  .site-nav { display: none; }
  .site-header { grid-template-columns: 1fr auto auto; gap: .5rem; padding: .42rem 0; }
  .header-records {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    justify-self: end;
    width: 2.3rem;
    height: 2.3rem;
    border: 1px solid rgba(69,93,87,0.30); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
    border-radius: 999px;
    color: var(--accent);
    background: var(--paper-light);
    cursor: pointer;
  }
  .header-records svg { width: 1.1rem; height: 1.1rem; }
  .header-records.is-active { color: white; background: var(--accent); }
  .header-cart { padding: .38rem; }
  .header-cart > span { display: none; }
  .header-cart b { min-width: 1.5rem; height: 1.5rem; font-size: .72rem; }

  /* 九、冻结题头收窄 */
  .brand { gap: .5rem; }
  .brand__mark { width: 1.85rem; height: 1.85rem; }
  .brand strong { font-size: .92rem; }
  .brand small { display: none; }
  .category-bar { top: 3.2rem; padding: .5rem 0 .7rem; }

  /* 浮标走后，陪逛栏与页脚下沉到底 */
  .companion-rail { bottom: .7rem; }
  .shop-view { padding-bottom: 11rem; }
  footer { padding-bottom: 2rem; }

  /* 三、大标题与标语字号整体收一档 */
  .eyebrow { font-size: .64rem; letter-spacing: .14em; }
  .hero-copy { padding-top: 1.4rem; }
  .hero-copy h1 { font-size: clamp(2.3rem, 9.5vw, 4rem); }
  .hero-copy__lead { margin: 1.1rem 0 .45rem; font-size: 1.05rem; }
  .hero-copy__note { margin-bottom: 1.3rem; font-size: .9rem; }
  .hero-art { min-height: 62vw; margin-top: 1rem; }
  .shop-intro { gap: .8rem; padding: 1.3rem 0 .9rem; }
  .shop-intro h1 { font-size: clamp(1.7rem, 7vw, 2.6rem); }
  .records-hero { padding: 1.5rem 0 1.1rem; }
  .records-hero h1 { font-size: clamp(1.9rem, 7vw, 2.8rem); }
  .records-hero > p:last-child { font-size: .86rem; }
  .section-heading { margin-bottom: 1rem; }
  .section-heading h2 { font-size: clamp(1.45rem, 5.5vw, 2rem); }
  .section-heading--compact h2 { font-size: clamp(1.3rem, 5vw, 1.8rem); }
  .section-heading > p { font-size: .88rem; }

  /* 四、货架三列（平板档），小屏两列见下 */
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem; }
  .record-list { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem; }

  /* 七、二次引导星星：右移出字外，文字让出右肩 */
  .second-trip-prompt__stars { top: .35rem; right: .55rem; width: 3.4rem; }
  .second-trip-prompt > div { padding-right: 3.4rem; }

  /* 八、花束下移进面板底部空位，稍放大；面板底边留出它的座位 */
  .purpose-panel { padding-bottom: 6.8rem; }
  .purpose-flowers { left: auto; right: .9rem; bottom: -.9rem; width: 6.8rem; opacity: .95; }
}

@media (max-width: 560px) {
  /* 四、货架两列，商品卡整体收紧 */
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
  .product-card { min-height: auto; border-radius: 16px; box-shadow: 0 0 0 3px rgba(252,250,245,.55), 0 2px 6px rgba(61,66,61,.05), 0 10px 24px rgba(61,66,61,.06); }
  .product-card__body { padding: .6rem .65rem .65rem; }
  .product-card__meta { font-size: .58rem; letter-spacing: .04em; }
  .product-card__meta span:last-child { display: none; }
  .product-card h3 { margin: .3rem 0 .12rem; font-size: .94rem; line-height: 1.3; }
  .product-card__package { min-height: auto; font-size: .66rem; }
  .product-card__facts { gap: .25rem; margin: .4rem 0 .55rem; }
  .product-card__facts span { padding: .16rem .38rem; font-size: .58rem; }
  .product-card__price strong { font-size: .95rem; }
  .product-card__price small { font-size: .56rem; }
  .product-card__add { width: 2.1rem; height: 2.1rem; font-size: 1.1rem; }
  .product-card__qty { gap: .3rem; }
  .product-card__qty button { width: 1.65rem; height: 1.65rem; }
  .shelf-toolbar { margin: .2rem 0 .7rem; }

  /* 四、选搭子卡收一档 */
  .companion-card, .companion-card--yaya { grid-template-columns: 6.6rem 1fr; grid-template-rows: 9.4rem; }
  .companion-card__art img { top: .5rem; width: 135%; height: 14rem; }
  .companion-card__copy { padding: .8rem .9rem .8rem .4rem; }
  .companion-card__copy strong { font-size: 1.25rem; }
  .companion-card__copy small { font-size: .8rem; }
  .companion-card__copy em { margin-top: .2rem; font-size: .64rem; }
  .companion-card--none { grid-template-columns: 4rem 1fr; min-height: 5.6rem; }
  .none-mark { width: 2.2rem; height: 2.2rem; }
  .companion-grid { gap: .7rem; }

  /* 六、小票卡两列并收紧（三列在小屏会把商品名挤成一柱，平板档才三列） */
  .record-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
  .record-card { padding: .85rem .9rem; }
  .record-card__top { flex-direction: column; gap: .1rem; font-size: .66rem; }
  .record-card h2 { margin: .45rem 0 .3rem; font-size: 1.05rem; }
  .record-seal { width: 1.8em; height: 1.8em; margin-left: .3rem; }
  .record-card p { font-size: .74rem; }
  .record-card strong { margin-top: .55rem; font-size: .95rem; }

  /* 五、陪逛栏：厘念芽自搬到右上角，与"细节与惦记"同排 */
  .companion-rail {
    grid-template-columns: 3.4rem 1fr auto;
    grid-template-areas:
      "portrait role switch"
      "portrait name name"
      "bubble bubble bubble"
      "note note note"
      "perm perm perm";
    gap: .3rem .6rem;
    padding: .5rem .6rem;
  }
  .companion-rail__portrait { grid-area: portrait; width: 3.4rem; height: 3.4rem; }
  .companion-rail .eyebrow { grid-area: role; align-self: center; }
  .companion-rail h2 { grid-area: name; font-size: 1.1rem; line-height: 1.2; }
  .speech-bubble { grid-area: bubble; }
  .switch-note { grid-area: note; }
  .permission-stack { grid-area: perm; gap: .4rem; }
  .permission-stack button { height: 2.1rem; }
  .switch-row { grid-area: switch; align-self: center; justify-content: flex-end; gap: .28rem; margin: 0; }
  .switch-row button { width: 1.6rem; height: 1.6rem; font-size: .66rem; }
}

/* ---------- v0.4.2 二验轮（9-02 06:25，滢滢侧栏仿真十条） ---------- */
@media (max-width: 820px) {
  /* 1. 芽芽脚下弯枝回归手机端（桌面同款，缩一档，贴右下） */
  .hero-art img.hero-branch { display: block; width: 7.6rem; inset: auto -1.6rem -.6rem auto; opacity: .92; }

  /* 5. 分类筹码小一圈 */
  .category-bar { gap: .45rem; }
  .category-bar button { padding: .42rem .8rem; font-size: .86rem; }

  /* 6. 回首页重选那排小一圈 */
  .shop-intro__meta { padding: .25rem; }
  .shop-intro__meta span { padding-left: .6rem; font-size: .78rem; }
  .shop-intro__meta button { padding: .4rem .75rem; font-size: .84rem; }

  /* 8. 结账镜像：标题收档并给信头让位；信头落到关闭钮下方右侧 */
  .checkout-dialog h2 { max-width: calc(100% - 4.2rem); font-size: clamp(1.6rem, 6.5vw, 2.2rem); }
  .checkout-seal { top: 3.3rem; right: 1.1rem; width: 3.8rem; }

  /* 9. 小票页标本卡（几何茎叶）回归手机端，缩一档靠右 */
  .records-hero__stems { display: block; top: -.4rem; right: -.2rem; width: 5.8rem; opacity: .95; }
  .records-hero h1 { max-width: calc(100% - 5.2rem); }
}

@media (max-width: 560px) {
  /* 2. 芽芽选人卡：人物右挪一点并略缩，左肩不再切掉 */
  .companion-card--yaya .companion-card__art img { width: 122%; top: .7rem; transform: translateX(-42%); }

  /* 3. 今天自己逛：收成一条窄带，不抢三位搭子的戏 */
  .companion-card--none { grid-template-columns: 2.8rem 1fr; min-height: 3.4rem; border-radius: 999px; background: rgba(252,250,245,.5); box-shadow: 0 0 0 3px rgba(252,250,245,.4), 0 6px 16px rgba(62,67,63,.05); }
  .companion-card--none .none-mark { width: 1.5rem; height: 1.5rem; margin-left: .85rem; }
  .companion-card--none .companion-card__copy { display: flex; flex-wrap: wrap; align-items: baseline; gap: .1rem .5rem; padding: .55rem .9rem .55rem .3rem; }
  .companion-card--none .companion-card__copy strong { font-size: 1rem; }
  .companion-card--none .companion-card__copy small { font-size: .72rem; }
  .companion-card--none .companion-card__copy em { display: none; }

  /* 4. 目的筹码：一排两个、三排，做小做精致 */
  .purpose-chips { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }
  .purpose-chips button { padding: .5rem .6rem; font-size: .88rem; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

  /* 7. 看挑理收一点，句子框多一口气 */
  .permission-stack { gap: .35rem; }
  .permission-stack button { height: 1.85rem; font-size: .84rem; }
  .speech-bubble { padding: .6rem .75rem; }
  .speech-bubble p { font-size: .78rem; line-height: 1.5; }
}

/* 二验轮补刀（06:40 自验四处） */
@media (max-width: 820px) {
  .checkout-seal { top: 3.9rem; }
}
@media (max-width: 560px) {
  .companion-card--none { grid-template-rows: auto; }
  .companion-card--yaya .companion-card__art img { width: 104%; height: 13rem; top: .9rem; transform: translateX(-45%); }
  .second-trip-prompt h2 { font-size: 1.2rem; }
  .second-trip-prompt > div { padding-right: 2.8rem; }
}
@media (max-width: 820px) { .hero-art img.hero-branch { width: 5.6rem; inset: auto -1rem -.3rem auto; } } /* 滢滢 06:42：弯枝再小一点 */

/* ---------- v0.4.2 三验轮（9-02 06:34，滢滢三条） ---------- */
@media (max-width: 560px) {
  /* 二次引导卡：又大又空——内距收、按钮缩小靠右贴句尾 */
  .second-trip-prompt { gap: .4rem; padding: .95rem 1.1rem 1rem; }
  .second-trip-prompt > div { padding-right: 2.6rem; }
  .second-trip-prompt h2 { margin-top: .1rem; font-size: 1.15rem; line-height: 1.45; }
  .second-trip-prompt button { width: auto; align-self: flex-end; min-height: 2.3rem; padding: .42rem 1.05rem; font-size: .86rem; }
  .second-trip-prompt__stars { width: 2.8rem; top: .3rem; }

  /* 陪逛栏头像：缩一点，让人物多露一些（芽芽尤其） */
  .companion-rail__portrait img { top: .1rem; width: 104%; height: 9.5rem; }

  /* 空货架卡整体收小 */
  .empty-state { min-height: 12rem; padding: 1.4rem 1.2rem 1.6rem; border-radius: var(--radius-m); }
  .empty-state__bird { width: 4.6rem; }
  .empty-state h2 { margin-top: .6rem; font-size: 1.15rem; }
  .empty-state p { font-size: .8rem; }
}

/* 三验轮捉虫（9-02 06:45）：.empty-state / .shelf-checkout / .product-grid 自带 display:grid|flex，
   会压过 UA 的 [hidden]{display:none}，导致空货架卡与结算卡在货架尽头常驻——v0.4 起即有，本版才被滢滢截图揪出。
   全局补一条硬规则，凡 hidden 一律不显示。 */
[hidden] { display: none !important; }

/* 三验轮追加（06:50）：引导语排成一行（库内最长 16 字，按此定字号），星星放大填右上角 */
@media (max-width: 560px) {
  .second-trip-prompt > div { padding-right: 0; }
  .second-trip-prompt h2 { font-size: 1.05rem; white-space: nowrap; letter-spacing: -.01em; }
  .second-trip-prompt__stars { width: 4.2rem; top: .15rem; right: .5rem; opacity: .9; }
}

/* 三验轮追加（07:00）：厘厘画像留白多，陪逛栏头像单独放大一档与另两位齐 */
@media (max-width: 560px) {
  body[data-companion="lili"] .companion-rail__portrait img { width: 128%; height: 11.5rem; top: -.15rem; }
}

/* ---------- 四验轮（9-02 06:50，滢滢购物车抽屉三条） ---------- */
/* 抽屉信头标本卡：几何干花组（干花），与小票页几何茎叶同套——归档页与清点页各挂一张压花标本 */
.cart-drawer__header { position: relative; }
.cart-drawer__flowers { position: absolute; top: -.2rem; right: 3.4rem; width: 5rem; transform: rotate(-4deg); pointer-events: none; filter: drop-shadow(0 8px 14px rgba(42,49,44,.18)); }
.cart-drawer__header > div { padding-right: 9rem; }
/* 空车小鸟：与空货架、空小票同一只，同一套呼吸动效 */
.cart-empty { gap: .2rem; align-content: center; }
.cart-empty__bird { width: 6rem; animation: bird-idle 9s ease-in-out infinite; transform-origin: 50% 85%; }
.cart-empty p { margin: .4rem 0 0; }
@media (max-width: 560px) {
  .cart-drawer { padding: 1rem 1rem 1.1rem; }
  .cart-drawer__header h2 { font-size: 1.4rem; }
  .cart-drawer__header { padding-bottom: .7rem; }
  .cart-drawer__flowers { top: -.1rem; right: 3.1rem; width: 4.3rem; }
  .cart-drawer__header > div { padding-right: 7.5rem; }
  .cart-actions { grid-template-columns: 1fr 1fr; gap: .5rem; }
  .cart-actions .primary-button, .cart-actions .secondary-button { min-height: 2.5rem; padding: .5rem .6rem; font-size: .9rem; }
  .cart-summary { padding: .7rem 0; }
  .cart-summary strong { font-size: 1.15rem; }
  .cart-empty { min-height: 12rem; }
  .cart-empty__bird { width: 5rem; }
  .drawer-note { margin-top: .5rem; }
}

/* 四验轮补刀（06:56）：干花卡改顺时针斜（与全站元素同向）、略缩、靠近标题 */
.cart-drawer__flowers { transform: rotate(5deg); width: 4.4rem; right: 5.2rem; top: -.1rem; }
.cart-drawer__header > div { padding-right: 8.6rem; }
@media (max-width: 560px) {
  .cart-drawer__flowers { width: 3.7rem; right: 4.6rem; top: .05rem; }
  .cart-drawer__header > div { padding-right: 7.2rem; }
}

/* 06:59：干花卡再左移一指 */
.cart-drawer__flowers { right: 6.2rem; }
.cart-drawer__header > div { padding-right: 9.4rem; }
@media (max-width: 560px) {
  .cart-drawer__flowers { right: 5.5rem; }
  .cart-drawer__header > div { padding-right: 8rem; }
}

/* ---------- 五验轮（9-02 07:07，滢滢三条） ---------- */
/* 1. 干花卡再左、略下 */
.cart-drawer__flowers { right: 8rem; top: .35rem; }
.cart-drawer__header > div { padding-right: 11rem; }
@media (max-width: 560px) { .cart-drawer__flowers { right: 7rem; top: .3rem; } .cart-drawer__header > div { padding-right: 9.4rem; } }
/* 2. 桌面端货架标语收档并排成一行（库内最长 13 字） */
@media (min-width: 821px) { .shop-intro h1 { max-width: none; font-size: clamp(1.9rem, 3.2vw, 3rem); white-space: nowrap; } .shop-intro { padding: 2rem 0 1.4rem; } }
/* 3. 店招改 SVG 字标（Segoe Print Bold 轮廓抽成矢量图，跨设备固定；strong 文字保留给读屏与无图回退） */
.brand__word { position: relative; display: block; }
.brand__word img { display: block; height: 1.15rem; width: auto; }
.brand__word span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
@media (max-width: 820px) { .brand__word img { height: 1.02rem; } }

/* 07:12：干花卡改从左量，钉在标题句尾后（右量三次越挪越远，先疑尺） */
.cart-drawer__flowers { right: auto; left: 10.6rem; top: .3rem; }
@media (max-width: 560px) { .cart-drawer__flowers { right: auto; left: 7.4rem; top: .25rem; } }
.cart-drawer__flowers { left: 11.9rem; }
@media (max-width: 560px) { .cart-drawer__flowers { left: 8.3rem; } }

/* ===================================================================
   v0.4.3 手机端捉虫轮（2026-09-04 晨，滢滢手机实机四条，穗实施）
   =================================================================== */
/* 1. 厘厘陪逛栏头像：三验轮放大一档后脑袋顶边，收回一档并下沉，与念念、芽芽齐头 */
@media (max-width: 560px) {
  body[data-companion="lili"] .companion-rail__portrait img { width: 114%; height: 10.4rem; top: .3rem; }
}
/* 2. 结账镜像两颗钮并成一排（四验轮只并了抽屉那对，镜像这对漏了） */
@media (max-width: 560px) {
  .checkout-dialog menu { grid-template-columns: 1fr 1fr; gap: .5rem; }
  .checkout-dialog menu button { min-height: 2.5rem; padding: .5rem .6rem; font-size: .9rem; }
}
/* 3. 抽屉标题「今天这辆车」不许折行：干花卡从左量已定位，标题右侧内距只留够卡宽即可 */
.cart-drawer__header h2 { white-space: nowrap; }
@media (max-width: 560px) {
  .cart-drawer__header > div { padding-right: 0; min-width: 0; }
  .cart-drawer__header h2 { font-size: clamp(1.15rem, 5.6vw, 1.4rem); }
}
/* 4. 无搭子镜像信头：改判——素面信头在手机上与"装饰没加载出来"分不清，落一枚车徽作记号；
      车仍不说话（无落款行），章用简洁版、略淡 */
/* 08:55 滢滢：车徽比另外三枚小——撤单独尺寸，与三枚华丽章同尺同位；车徽无花环外框，同框显瘦，宽度补一成 */
.checkout-seal--none { width: clamp(4.6rem, 13vw, 6.6rem); opacity: .9; top: clamp(.9rem, 2.6vw, 1.5rem); }
@media (max-width: 820px) { .checkout-seal--none { top: 3.1rem; right: 1.1rem; width: 4.2rem; } } /* v0.4.4 滢滢 9-07：手机端车徽与三枚华丽章同列同尺（3.8rem 补一成）；无搭子镜像无落款行，车徽比华丽章上提 .8rem 免得坠着 */

/* ===================================================================
   v0.4.4 部署捉虫轮（2026-09-07 晚，滢滢部署实机三条，穗实施）
   1) color-mix 兜底：全站 19 处 color-mix() 声明前各垫一份 rgba/rgb 静态值（按默认鼠尾草绿折算），
      老内核（如百度浏览器 T7）不认 color-mix 时整条声明会被丢弃，body 背景随之消失——此为背景缺失病根；
   2) 手机端车徽与三枚华丽章同位同尺（见 .checkout-seal--none 断点行）；
   3) 小票页圆点挪到标本卡右下肩，并让标本卡压在圆点之上。
   =================================================================== */
.records-hero__stems { z-index: 1; } /* 标本卡压圆点 */

/* v0.4.4 老内核提示条：仅由 index.html 内联脚本在探测到不支持 color-mix / overflow:clip 的内核时显示 */
.legacy-hint { display: none; margin: 0; padding: .55rem 1rem; background: #f0e9d8; color: #5a5245; font-size: .8rem; text-align: center; border-bottom: 1px solid #d9d5ca; }
.legacy-hint.is-on { display: block; }
footer .footer-note { opacity: .85; }