/* MS04 Matcha — 茶饮电商，奶油暖白 + 分屏 + 逐行浮现 */
:root{
  --cream:#f3efe4;
  --cream-2:#eae4d4;
  --cream-3:#e0d9c6;
  --ink:#2b2f27;
  --ink-soft:#4a4f43;
  --muted:#77796c;
  --muted-2:#9a9a8c;
  --moss:#5c6b4d;
  --matcha:#7f9757;
  --matcha-2:#a8bd7c;
  --line:rgba(43,47,39,.14);
  --pad:clamp(18px,4.4vw,60px);
  --max:1360px;
  --serif:"Songti SC","SimSun",Georgia,"Times New Roman",serif;
  --sans:"Segoe UI",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.68;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.wrap{position:relative;z-index:2}

/* ---------- 顶部 ---------- */
.head{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;
  justify-content:space-between;gap:22px;padding:20px var(--pad);
  transition:background .35s,box-shadow .35s,padding .35s}
.head.solid{background:rgba(243,239,228,.92);backdrop-filter:blur(14px);
  box-shadow:0 1px 0 var(--line);padding-top:14px;padding-bottom:14px}
.logo{font-family:var(--serif);font-size:23px;letter-spacing:.01em;display:inline-flex;
  align-items:baseline;gap:3px}
.logo i{font-style:normal;color:var(--matcha);font-size:11px;transform:translateY(-6px);
  display:inline-block}
.head nav ul{display:flex;gap:clamp(16px,2.6vw,36px);list-style:none;margin:0;padding:0}
.head nav a{font-size:12px;color:var(--ink-soft);position:relative;padding-bottom:3px;
  transition:color .2s}
.head nav a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--moss);transition:width .32s cubic-bezier(.2,.8,.2,1)}
.head nav a:hover::after,.head nav a.on::after{width:100%}
.head nav a.on{color:var(--ink)}
.head .right{display:flex;align-items:center;gap:16px}
.cart{font-size:11.5px;letter-spacing:.08em;color:var(--ink-soft);display:inline-flex;gap:6px;
  align-items:center;border-bottom:1px solid var(--line);padding-bottom:2px}
.cart b{font-weight:500;color:var(--ink)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 24px;
  border-radius:999px;font:inherit;font-size:13px;font-weight:500;cursor:pointer;
  border:1px solid transparent;transition:transform .2s cubic-bezier(.2,.8,.2,1),
  background .25s,color .25s,border-color .25s,box-shadow .25s}
.btn-p{background:var(--moss);color:#f7f4ea;box-shadow:0 6px 18px rgba(92,107,77,.22)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(92,107,77,.3)}
.btn-g{border-color:var(--line);color:var(--ink);background:transparent}
.btn-g:hover{border-color:var(--moss);background:rgba(92,107,77,.06);transform:translateY(-2px)}
.btn-l{font-size:11px;letter-spacing:.14em;text-transform:uppercase;padding:10px 18px}

/* ---------- 首屏分屏 ---------- */
.hero{min-height:100svh;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;
  gap:clamp(20px,4vw,64px);padding:clamp(96px,13vh,140px) var(--pad) clamp(40px,6vh,72px);
  position:relative}
.hero-copy{max-width:600px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:9.5px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--muted)}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--moss);display:block}
.hero h1{margin:22px 0 0;font-family:var(--serif);font-weight:400;
  font-size:clamp(2.2rem,5.1vw,4.05rem);line-height:1.14;letter-spacing:-.018em;
  color:#6d7361}
.hero h1 .ln{display:block;overflow:hidden}
.hero h1 .ln span{display:block;transform:translateY(104%);
  transition:transform 1.15s cubic-bezier(.16,.84,.24,1)}
.hero h1.go .ln span{transform:none}
.hero h1 .ln:nth-child(2) span{transition-delay:.10s}
.hero h1 .ln:nth-child(3) span{transition-delay:.20s}
.hero h1 .ln:nth-child(4) span{transition-delay:.30s}
.hero h1 em{font-style:italic;color:var(--moss)}
.hero .sub{margin:24px 0 0;max-width:44ch;font-size:14.5px;line-height:1.82;color:var(--ink-soft)}
.hero .acts{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero .proof{display:flex;gap:clamp(18px,3vw,38px);margin-top:clamp(30px,4.5vh,52px);
  padding-top:20px;border-top:1px solid var(--line);flex-wrap:wrap}
.hero .proof div{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.hero .proof b{display:block;font-family:var(--serif);font-size:22px;letter-spacing:0;
  color:var(--ink);text-transform:none;margin-top:4px;font-weight:400}

/* 产品影像：茶碗俯拍 */
.brew{position:relative;aspect-ratio:4/5;max-height:74vh;justify-self:center;width:100%;
  display:flex;align-items:center;justify-content:center}
.brew .plate{position:absolute;inset:0;border-radius:2px;
  background:
    radial-gradient(70% 60% at 50% 40%,#fbf8f0 0%,#f2eddf 52%,#e7e0cd 100%);
  border:1px solid var(--line)}
/* 茶碗 */
.bowl{position:relative;width:min(82%,440px);aspect-ratio:1;border-radius:50%;
  background:
    radial-gradient(circle at 50% 50%,#8fa863 0%,#7f9757 34%,#647c42 62%,#4c6234 84%,#3f5230 100%);
  box-shadow:
    inset 0 0 60px rgba(34,48,26,.45),
    inset 0 8px 26px rgba(255,255,255,.14),
    0 26px 60px -18px rgba(60,74,42,.45);
  overflow:hidden;animation:turn 46s linear infinite}
@keyframes turn{from{transform:rotate(0)}to{transform:rotate(360deg)}}
/* 抹茶汤面：细腻泡沫 + 漩涡 */
.bowl::before{content:"";position:absolute;inset:0;border-radius:50%;
  background:
    repeating-radial-gradient(circle at 44% 40%,rgba(255,255,255,.045) 0 1px,transparent 1px 6px),
    radial-gradient(circle at 36% 30%,rgba(255,255,255,.24),transparent 40%),
    radial-gradient(ellipse 30% 18% at 62% 68%,rgba(255,255,255,.14),transparent 60%),
    radial-gradient(circle at 74% 78%,rgba(28,42,20,.34),transparent 52%),
    radial-gradient(circle at 50% 50%,transparent 30%,rgba(38,52,28,.40) 100%)}
.bowl::after{content:"";position:absolute;left:14%;top:12%;width:26%;height:18%;
  border-radius:50%;background:radial-gradient(ellipse,rgba(255,255,255,.55),transparent 68%);
  filter:blur(6px)}
/* 碗沿 */
.bowl .rim{position:absolute;inset:1.5%;border-radius:50%;
  border:1.5px solid rgba(58,72,44,.22);
  box-shadow:inset 0 0 0 6px rgba(247,243,231,.32),inset 0 0 26px rgba(34,48,26,.35)}
/* 茶筅 */
.chasen{position:absolute;right:9%;bottom:7%;width:25%;height:25%;
  background:
    repeating-linear-gradient(73deg,rgba(196,182,146,.62) 0 1px,transparent 1px 6px),
    repeating-linear-gradient(107deg,rgba(176,162,128,.55) 0 1px,transparent 1px 7px);
  clip-path:polygon(50% 0,60% 34%,84% 100%,16% 100%,40% 34%);
  opacity:.8;filter:drop-shadow(0 4px 8px rgba(40,50,28,.16))}
/* 旁侧小标签 */
.brew .note{position:absolute;left:0;bottom:-2px;font-size:9.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--muted-2);writing-mode:vertical-rl}
.brew .badge{position:absolute;right:0;top:2%;width:76px;height:76px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;text-align:center;
  font-size:8px;letter-spacing:.14em;text-transform:uppercase;color:var(--moss);
  background:rgba(247,243,231,.7);backdrop-filter:blur(4px);line-height:1.5}

/* ---------- 区块 ---------- */
.sec{padding:clamp(60px,10vh,120px) 0}
.inner{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.sec-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-bottom:15px;border-bottom:1px solid var(--line);margin-bottom:clamp(26px,4vw,50px)}
.sec-top h2{margin:0;font-family:var(--serif);font-weight:400;
  font-size:clamp(1.45rem,3.1vw,2.3rem);letter-spacing:-.01em}
.sec-top .tag{font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}

/* 产品条 */
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2.4vw,30px)}
.item{display:block}
.item .pic{position:relative;aspect-ratio:1;overflow:hidden;border-radius:2px;
  border:1px solid var(--line);background:var(--cream-2)}
/* 图位：一只抹茶罐。只换罐身色与纸底，形态统一但不再是同一块渐变 */
.item .pic .obj{position:absolute;inset:0;
  background:radial-gradient(58% 46% at 50% 92%,rgba(56,64,40,.14),transparent 72%);
  transition:transform .9s cubic-bezier(.16,.84,.24,1)}
.item:hover .pic .obj{transform:scale(1.045)}
.o-1{--jar:#5d7440;background:
  radial-gradient(72% 62% at 50% 38%,#eef1e0,#dfe4cd 78%,#d3d9bf 100%),
  radial-gradient(58% 46% at 50% 92%,rgba(56,64,40,.14),transparent 72%)}
.o-2{--jar:#41542b;background:
  radial-gradient(72% 62% at 50% 38%,#e9edda,#d5dcc0 78%,#c8d0b0 100%),
  radial-gradient(58% 46% at 50% 92%,rgba(56,64,40,.16),transparent 72%)}
.o-3{--jar:#8a7b57;background:
  radial-gradient(72% 62% at 50% 38%,#f2ede1,#e0d8c6 78%,#d3cab5 100%),
  radial-gradient(58% 46% at 50% 92%,rgba(70,60,40,.16),transparent 72%)}
/* 罐身 */
.item .pic .obj::before{content:"";position:absolute;left:50%;top:15%;width:43%;height:62%;
  transform:translateX(-50%);border-radius:5px;
  background:
    linear-gradient(180deg,transparent 44%,rgba(246,243,232,.9) 44% 56%,transparent 56%),
    linear-gradient(96deg,rgba(0,0,0,.26),rgba(255,255,255,.16) 24%,
      rgba(255,255,255,.02) 54%,rgba(0,0,0,.28) 97%),
    var(--jar);
  box-shadow:0 16px 26px rgba(52,62,36,.24),inset 0 0 0 1px rgba(255,255,255,.14)}
/* 罐盖 */
.item .pic .obj::after{content:"";position:absolute;left:50%;top:9.5%;width:47%;height:7%;
  transform:translateX(-50%);border-radius:3px 3px 1px 1px;
  background:linear-gradient(180deg,#3f4c2d,#2b351f 78%,#232c19);
  box-shadow:0 4px 9px rgba(30,38,20,.32)}
.item .info{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;
  padding:14px 2px 0}
.item h3{margin:0;font-size:14.5px;font-weight:500;letter-spacing:-.005em}
.item p{margin:4px 0 0;font-size:11.5px;color:var(--muted)}
.item .pr{font-size:13px;font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--ink-soft)}
.item .flag{position:absolute;left:10px;top:10px;font-size:8.5px;letter-spacing:.16em;
  text-transform:uppercase;background:rgba(247,243,231,.9);color:var(--moss);
  padding:4px 8px;border-radius:999px}

/* 三步工艺 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3.4vw,44px)}
.step .no{font-family:var(--serif);font-size:11px;letter-spacing:.22em;color:var(--matcha)}
.step h3{margin:14px 0 9px;font-family:var(--serif);font-size:clamp(1.05rem,1.8vw,1.32rem);
  font-weight:400}
.step p{margin:0;font-size:13px;line-height:1.82;color:var(--ink-soft)}
.step .bar{height:1px;background:var(--line);margin:22px 0 0;position:relative;overflow:hidden}
.step .bar::after{content:"";position:absolute;left:0;top:0;height:1px;width:0;
  background:var(--moss);transition:width 1.2s cubic-bezier(.16,.84,.24,1)}
.step.in .bar::after{width:100%}

/* 双栏叙事 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,76px);align-items:center}
.prose p{margin:0 0 17px;font-size:14.5px;line-height:1.95;color:var(--ink-soft);max-width:54ch}
.prose p:last-child{margin-bottom:0}
.pull{margin:28px 0;font-family:var(--serif);font-size:clamp(1.1rem,2.1vw,1.5rem);
  line-height:1.66;color:var(--ink);padding-left:20px;border-left:1px solid var(--moss)}
.sq{position:relative;aspect-ratio:5/4;border:1px solid var(--line);overflow:hidden;
  background:linear-gradient(160deg,#f9f6ec,#e9e2cf)}
.sq .field{position:absolute;inset:0;
  background:
    radial-gradient(60% 50% at 26% 22%,rgba(255,255,255,.9),transparent 60%),
    repeating-linear-gradient(112deg,rgba(120,132,96,.12) 0 1px,transparent 1px 6px),
    linear-gradient(168deg,#dfe4c9,#b9c795 52%,#89996a)}
.sq .leaves{position:absolute;inset:0;
  background:
    radial-gradient(18% 8% at 34% 58%,rgba(74,94,52,.65),transparent 62%),
    radial-gradient(22% 9% at 58% 44%,rgba(88,108,60,.6),transparent 64%),
    radial-gradient(16% 7% at 46% 74%,rgba(64,82,44,.6),transparent 66%);
  filter:blur(1.5px)}
.sq .cap{position:absolute;left:14px;bottom:12px;font-size:9.5px;letter-spacing:.18em;
  text-transform:uppercase;color:#3d4a2c;z-index:2}

/* 订阅 */
.sub-box{border:1px solid var(--line);border-radius:2px;padding:clamp(28px,4.4vw,54px);
  display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,52px);
  align-items:center;background:linear-gradient(140deg,#faf7ee,#efe9d9)}
.sub-box h3{margin:0;font-family:var(--serif);font-size:clamp(1.4rem,2.8vw,2.05rem);
  font-weight:400;letter-spacing:-.01em}
.sub-box p{margin:12px 0 0;font-size:13.5px;line-height:1.8;color:var(--ink-soft);max-width:42ch}
.subform{display:flex;gap:10px;flex-wrap:wrap}
.subform input{flex:1 1 200px;background:rgba(255,255,255,.6);border:1px solid var(--line);
  border-radius:999px;padding:13px 20px;font:inherit;font-size:13.5px;color:var(--ink)}
.subform input:focus{outline:2px solid transparent;outline-offset:2px;border-color:var(--moss)}
.subform .ok{flex-basis:100%;font-size:12px;color:var(--moss);margin:2px 0 0}

/* 评价 */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.6vw,32px)}
.quote{border-top:1px solid var(--line);padding-top:18px}
.quote p{margin:0 0 12px;font-family:var(--serif);font-size:14.5px;line-height:1.78;color:var(--ink)}
.quote span{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2)}
.stars{color:var(--matcha);letter-spacing:.18em;font-size:11px;margin-bottom:10px;display:block}

/* 产品页 */
.phero{padding-top:clamp(112px,15vh,164px);padding-bottom:clamp(22px,3.4vw,40px)}
.phero h1{margin:16px 0 0;font-family:var(--serif);font-weight:400;
  font-size:clamp(2rem,5.2vw,3.8rem);line-height:1.1;letter-spacing:-.02em;color:#5f6753}
.phero p{margin:18px 0 0;max-width:52ch;font-size:14.5px;line-height:1.86;color:var(--ink-soft)}
.cat{display:flex;gap:9px;flex-wrap:wrap;margin:clamp(22px,3vw,34px) 0 clamp(26px,3.6vw,40px)}
.cat button{font:inherit;font-size:11.5px;letter-spacing:.06em;padding:9px 17px;border-radius:999px;
  border:1px solid var(--line);background:transparent;color:var(--ink-soft);cursor:pointer;
  transition:border-color .24s,color .24s,background-color .24s}
.cat button:hover{border-color:var(--moss);color:var(--ink)}
.cat button[aria-pressed="true"]{background:var(--moss);border-color:var(--moss);color:#f7f4ea}

/* 详情页 */
.pdp{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(26px,5vw,72px);
  padding-top:clamp(104px,14vh,152px);align-items:start}
.pdp .gallery{position:sticky;top:100px}
.pdp .main{position:relative;aspect-ratio:1;border:1px solid var(--line);overflow:hidden;
  background:radial-gradient(circle at 46% 40%,#b9cd93,#7f9757 46%,#4c6234 100%)}
.pdp .main::after{content:"";position:absolute;inset:0;border-radius:0;
  background:repeating-conic-gradient(from 0deg,rgba(255,255,255,.08) 0deg 2deg,transparent 2deg 9deg),
    radial-gradient(circle at 36% 30%,rgba(255,255,255,.4),transparent 44%)}
.pdp .thumbs{display:flex;gap:10px;margin-top:10px}
.pdp .thumbs span{flex:1;aspect-ratio:1;border:1px solid var(--line);display:block;
  background:radial-gradient(circle at 46% 40%,#c3d49f,#7f9757 60%,#5a7040)}
.pdp .thumbs span:nth-child(2){background:radial-gradient(circle at 52% 44%,#dfe8c4,#a7bd7d 58%,#7c9455)}
.pdp .thumbs span:nth-child(3){background:radial-gradient(circle at 48% 42%,#ece6d4,#cdc4a9 60%,#a89f85)}
.pdp h1{margin:0;font-family:var(--serif);font-weight:400;
  font-size:clamp(1.7rem,3.6vw,2.6rem);line-height:1.16;letter-spacing:-.015em}
.pdp .price{margin:12px 0 0;font-size:20px;font-variant-numeric:tabular-nums;color:var(--ink-soft)}
.pdp .lede{margin:18px 0 0;font-size:14px;line-height:1.9;color:var(--ink-soft)}
.opts{margin:26px 0 0;display:grid;gap:16px}
.opt-label{font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
  margin-bottom:9px;display:block}
.opt-row{display:flex;gap:8px;flex-wrap:wrap}
.opt-row button{font:inherit;font-size:12.5px;padding:9px 16px;border:1px solid var(--line);
  background:transparent;color:var(--ink-soft);cursor:pointer;border-radius:2px;
  transition:border-color .2s,background .2s,color .2s}
.opt-row button:hover{border-color:var(--moss)}
.opt-row button[aria-pressed="true"]{border-color:var(--moss);background:rgba(92,107,77,.08);
  color:var(--ink)}
.buyrow{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.buyrow .btn{flex:1 1 180px}
.specs{margin:30px 0 0;border-top:1px solid var(--line)}
.specs div{display:flex;justify-content:space-between;gap:18px;padding:12px 2px;
  border-bottom:1px solid var(--line);font-size:12.5px}
.specs span{color:var(--muted)}
.specs b{font-weight:400;color:var(--ink-soft)}

/* 故事页大图 */
.story-hero{position:relative;aspect-ratio:21/9;overflow:hidden;border:1px solid var(--line);
  background:linear-gradient(158deg,#e7ecd3,#bfcd9d 46%,#8b9b6d)}
.story-hero::after{content:"";position:absolute;inset:0;
  background:
    radial-gradient(46% 60% at 22% 34%,rgba(255,255,255,.7),transparent 64%),
    repeating-linear-gradient(104deg,rgba(92,107,77,.14) 0 1px,transparent 1px 7px)}
.story-hero .cap{position:absolute;left:16px;bottom:14px;font-size:9.5px;letter-spacing:.18em;
  text-transform:uppercase;color:#37452a;z-index:2}

/* 页脚 */
.foot{border-top:1px solid var(--line);padding:clamp(38px,6vw,64px) var(--pad) 28px;
  background:linear-gradient(180deg,transparent,rgba(224,217,198,.35))}
.foot-in{max-width:var(--max);margin:0 auto;display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.foot h4{margin:0 0 11px;font-size:9px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2)}
.foot a{display:block;font-size:12.5px;color:var(--ink-soft);margin-bottom:7px;transition:color .2s}
.foot a:hover{color:var(--moss)}
.foot .note{margin-top:12px;font-size:12px;line-height:1.85;color:var(--muted);max-width:32ch}
.foot small{display:block;max-width:var(--max);margin:30px auto 0;font-size:10.5px;color:var(--muted-2)}

/* 入场 */
.rv{opacity:0;transform:translateY(20px);
  transition:opacity .9s cubic-bezier(.16,.84,.24,1),transform .9s cubic-bezier(.16,.84,.24,1)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}

:focus-visible{outline:2px solid var(--moss);outline-offset:3px;border-radius:3px}

@media (max-width:1000px){
  .hero{grid-template-columns:1fr;padding-top:clamp(96px,13vh,130px)}
  .brew{order:-1;max-height:52vh;aspect-ratio:16/11}
  .brew .note{display:none}
  .shelf{grid-template-columns:repeat(2,1fr)}
  .split,.pdp{grid-template-columns:1fr}
  .pdp .gallery{position:static}
  .steps,.quotes,.sub-box{grid-template-columns:1fr}
  .foot-in{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .head nav{display:none}
}
@media (max-width:560px){
  .shelf{grid-template-columns:1fr}
  .foot-in{grid-template-columns:1fr}
  .hero h1{font-size:clamp(1.95rem,7.6vw,2.6rem)}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important}
  .rv{opacity:1;transform:none}
  .hero h1 .ln span{transform:none}
  .bowl{animation:none}
}

/* 布局工具：内页局部改列，不写内联样式 */
.g1c{grid-template-columns:1fr}
.g2c{grid-template-columns:1fr 1fr}
.g3c{grid-template-columns:repeat(3,1fr)}
.sep-r{border-right:1px solid var(--line)}
.sep-t{border-top:1px solid var(--line)}
/* 布局工具 End */