/* =========================================================
   mumou 木暮冰奶 · 招商站样式
   暖米色底 + 冰蓝点缀，韩国极简风
   ========================================================= */

:root{
  --cream:#fbf6f0;
  --cream-2:#f6efe7;
  --paper:#fffdf9;
  --ink:#2b2320;
  --ink-soft:#6d5b52;
  --line:#e9ddd2;
  --ice:#8fc7cf;
  --ice-deep:#4a9aa6;
  --ice-soft:#e6f2f4;
  --caramel:#c08b5e;
  --radius:18px;
  --shadow:0 18px 45px -20px rgba(90,64,48,.28);
  --font-serif:"Noto Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--cream);
  color:var(--ink);
  line-height:1.7;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.01em}
p{margin:0}
.wrap{width:min(1180px,92vw);margin-inline:auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.95rem 1.9rem;border-radius:999px;
  background:var(--ink);color:var(--paper);
  font-weight:600;font-size:.98rem;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
  cursor:pointer;
}
.btn i{font-style:normal;transition:transform .2s ease}
.btn:hover{background:var(--ice-deep);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn:hover i{transform:translateX(4px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}
.btn--sm{padding:.6rem 1.2rem;font-size:.88rem}
.btn--block{width:100%;justify-content:center;margin-top:.4rem}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;inset:0 0 auto;z-index:60;
  backdrop-filter:saturate(180%) blur(14px);
  background:rgba(251,246,240,.82);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease,box-shadow .3s ease;
}
.nav.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 30px -22px rgba(90,64,48,.4)}
.nav__in{display:flex;align-items:center;gap:1.6rem;height:72px}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--font-serif)}
.brand__mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--ice),var(--ice-deep));
  color:#fff;font-size:1.4rem;font-family:var(--font-serif);
}
.brand__mark--lg{width:52px;height:52px;font-size:1.9rem;border-radius:15px}
.brand__txt{font-size:1.28rem;letter-spacing:.02em;display:flex;flex-direction:column;line-height:1.05}
.brand__txt em{font-style:normal;font-size:.66rem;color:var(--ink-soft);letter-spacing:.14em}
.nav__links{display:flex;gap:1.7rem;margin-left:auto;font-size:.94rem}
.nav__links a{position:relative;color:var(--ink-soft);padding:.2rem 0;transition:color .2s ease}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--ice-deep);transition:width .25s ease;
}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__cta{flex:none}
.nav__burger{display:none;background:none;border:0;padding:.5rem;cursor:pointer}
.nav__burger span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px;transition:.25s}
.nav__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:calc(72px + 4rem) 0 0;overflow:hidden;background:
  radial-gradient(1100px 620px at 82% 8%,var(--ice-soft),transparent 62%),
  linear-gradient(180deg,#fdfaf6,var(--cream))}
.hero__bg{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(192,139,94,.14) 1px,transparent 1px);
  background-size:26px 26px;
}
.hero__glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none}
.hero__glow--1{width:420px;height:420px;background:rgba(143,199,207,.32);top:-120px;right:4%}
.hero__glow--2{width:340px;height:340px;background:rgba(192,139,94,.22);bottom:-140px;left:-90px}
.hero__in{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;padding-bottom:4rem}

.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.42rem 1rem;border-radius:999px;font-size:.82rem;
  background:#fff;border:1px solid var(--line);color:var(--ink-soft);letter-spacing:.02em;
}
.eyebrow i{width:22px;height:2px;background:var(--ice-deep);display:inline-block}
.hero__title{
  font-family:var(--font-serif);
  font-size:clamp(2.5rem,5.4vw,4.35rem);
  line-height:1.14;margin:1.4rem 0 1.2rem;font-weight:700;
}
.hero__title span{
  background:linear-gradient(100deg,var(--ice-deep),var(--caramel));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__lead{max-width:34rem;color:var(--ink-soft);font-size:1.02rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.9rem;margin:1.8rem 0 2.2rem}
.hero__stats{
  list-style:none;margin:0;padding:0;display:grid;
  grid-template-columns:repeat(4,1fr);gap:1rem;max-width:36rem;
}
.hero__stats li{padding-left:.85rem;border-left:2px solid var(--ice)}
.hero__stats b{display:block;font-family:var(--font-serif);font-size:1.72rem;line-height:1.1}
.hero__stats b span{font-size:.9rem;margin-left:.1rem;color:var(--ice-deep)}
.hero__stats small{display:block;color:var(--ink-soft);font-size:.78rem;margin-top:.3rem}

/* Hero 视觉 */
.hero__art{position:relative;display:grid;place-items:center;min-height:440px}
.hero__cup{
  width:min(320px,70%);aspect-ratio:320/420;position:relative;
  background:linear-gradient(160deg,#fff,#fdf4ea);
  border-radius:220px 220px 26px 26px;
  box-shadow:var(--shadow),inset 0 0 0 1px rgba(255,255,255,.7);
  display:grid;place-items:center;
  animation:floaty 6s ease-in-out infinite;
}
.hero__cup svg{width:78%;height:92%;filter:drop-shadow(0 14px 18px rgba(90,64,48,.16))}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero__chip{
  position:absolute;padding:.7rem 1rem;border-radius:14px;background:var(--paper);
  box-shadow:var(--shadow);border:1px solid var(--line);text-align:left;
  display:flex;flex-direction:column;line-height:1.3;
  animation:floaty 7s ease-in-out infinite;
}
.hero__chip b{font-family:var(--font-serif);font-size:1.05rem;color:var(--ice-deep)}
.hero__chip span{font-size:.76rem;color:var(--ink-soft)}
.hero__chip--1{top:12%;left:-2%}
.hero__chip--2{top:44%;right:-3%;animation-delay:1.2s}
.hero__chip--3{bottom:9%;left:2%;animation-delay:2.1s}

/* 跑马灯 */
.marquee{border-block:1px solid var(--line);background:var(--paper);overflow:hidden;padding:.9rem 0}
.marquee__track{display:flex;gap:2.4rem;width:max-content;animation:roll 26s linear infinite;
  font-size:.86rem;letter-spacing:.16em;color:var(--ink-soft);white-space:nowrap}
@keyframes roll{to{transform:translateX(-50%)}}

/* ---------- 数据带 ---------- */
.band{background:var(--ink);color:var(--cream)}
.band__in{display:grid;grid-template-columns:repeat(4,1fr);padding:2.2rem 0}
.band__item{display:flex;align-items:baseline;gap:.4rem;justify-content:center;
  border-right:1px solid rgba(251,246,240,.14);padding-inline:.5rem;text-align:center}
.band__item:last-child{border-right:0}
.band__item b{font-family:var(--font-serif);font-size:2.5rem;font-weight:600;line-height:1}
.band__item span{font-size:1.1rem;color:var(--ice);margin-left:.1rem}
.band__item small{display:block;flex-basis:100%;font-size:.82rem;opacity:.78;margin-top:.35rem;letter-spacing:.06em}

/* ---------- 通用区块 ---------- */
.sec{padding:5.4rem 0}
.sec--alt{background:linear-gradient(180deg,var(--paper),var(--cream-2))}
.sec__head{max-width:46rem;margin-bottom:3rem}
.sec__tag{
  font-size:.76rem;letter-spacing:.24em;color:var(--ice-deep);
  font-weight:600;margin-bottom:.7rem;
}
.sec__tag--light{color:var(--ice)}
.sec__title{font-family:var(--font-serif);font-size:clamp(1.9rem,3.4vw,2.9rem);line-height:1.2}
.sec__title span{color:var(--ice-deep)}
.sec__sub{margin-top:1rem;color:var(--ink-soft);font-size:1rem}

/* ---------- 品牌故事 ---------- */
.brand__grid{display:grid;grid-template-columns:1fr 1.05fr;gap:2.6rem;align-items:start}
.brand__fig{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#fff}
.brand__fig img{width:100%;height:100%;object-fit:cover;max-height:560px}
.brand__fig figcaption{padding:.85rem 1rem;font-size:.82rem;color:var(--ink-soft);
  background:var(--paper);border-top:1px solid var(--line)}
.brand__list{display:flex;flex-direction:column;gap:1.1rem}
.brand__card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem 1.6rem;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.brand__card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--ice)}
.brand__num{font-family:var(--font-serif);font-size:1.9rem;color:var(--ice);line-height:1}
.brand__card h3{font-size:1.18rem;margin:.7rem 0 .5rem}
.brand__card p{font-size:.92rem;color:var(--ink-soft)}

/* ---------- 产品 ---------- */
.prod__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.8rem}
.prod{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.prod:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.prod__img{aspect-ratio:16/10;overflow:hidden;background:var(--cream-2)}
.prod__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.prod:hover .prod__img img{transform:scale(1.06)}
.prod__body{padding:1.5rem 1.6rem 1.7rem;display:flex;flex-direction:column;gap:.6rem}
.prod__no{font-size:.72rem;letter-spacing:.2em;color:var(--ice-deep);font-weight:600}
.prod__body h3{font-size:1.28rem;font-family:var(--font-serif)}
.prod__body p{font-size:.92rem;color:var(--ink-soft)}
.prod__meta{margin-top:auto;display:flex;gap:.7rem;padding-top:1rem;
  border-top:1px dashed var(--line);font-size:.82rem;color:var(--ink-soft)}
.prod__meta span{background:var(--ice-soft);color:var(--ice-deep);
  padding:.3rem .7rem;border-radius:999px}
.prod__foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:1rem;margin-top:2.2rem;padding:1.4rem 1.6rem;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--radius)}
.prod__foot p{color:var(--ink-soft);font-size:.94rem}

/* ---------- 优势 ---------- */
.adv__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.adv{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.7rem 1.6rem;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.adv:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--ice)}
.adv__ic{
  display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;
  background:linear-gradient(145deg,var(--ice-soft),#d7eaed);color:var(--ice-deep);
  font-style:normal;font-size:1.1rem;margin-bottom:.9rem;
}
.adv h3{font-size:1.12rem;margin-bottom:.45rem}
.adv p{font-size:.9rem;color:var(--ink-soft)}

/* ---------- 流程 ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem;counter-reset:s}
.step{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:1.7rem 1.5rem 1.6rem;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step__n{
  display:inline-grid;place-items:center;width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:var(--paper);font-family:var(--font-serif);
  font-size:1.3rem;margin-bottom:1rem;
}
.step h3{font-size:1.1rem;margin-bottom:.4rem}
.step p{font-size:.88rem;color:var(--ink-soft)}
.step::after{
  content:"→";position:absolute;top:1.8rem;right:-1.05rem;font-size:1.2rem;
  color:var(--ice);z-index:2;
}
.step:nth-child(4)::after,.step:nth-child(8)::after,.step:nth-child(8n)::after{content:""}

/* ---------- 费用 ---------- */
.fee__grid{display:grid;grid-template-columns:1.35fr .85fr;gap:2rem;align-items:start}
.fee__tbl{width:100%;border-collapse:collapse;background:var(--paper);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  border:1px solid var(--line);font-size:.93rem}
.fee__tbl th,.fee__tbl td{padding:1rem 1.3rem;text-align:left;border-bottom:1px solid var(--line)}
.fee__tbl thead th{background:var(--ink);color:var(--cream);font-weight:600;font-size:.88rem;letter-spacing:.04em}
.fee__tbl tbody tr:last-child td{border-bottom:0}
.fee__tbl tbody tr:hover{background:var(--ice-soft)}
.fee__tbl td:nth-child(2){font-family:var(--font-serif);font-weight:600;white-space:nowrap}
.fee__tbl td:last-child{color:var(--ink-soft);font-size:.86rem}
.fee__total td{background:var(--ice-soft)!important;font-size:1.02rem}
.fee__side{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem}
.fee__side h3{font-size:1.15rem;font-family:var(--font-serif);margin-bottom:1rem}
.fee__side details{border-top:1px dashed var(--line);padding:.85rem 0}
.fee__side summary{cursor:pointer;font-size:.95rem;font-weight:600;list-style:none;position:relative;padding-right:1.4rem}
.fee__side summary::-webkit-details-marker{display:none}
.fee__side summary::after{
  content:"+";position:absolute;right:0;top:0;color:var(--ice-deep);
  font-size:1.2rem;transition:transform .25s ease;
}
.fee__side details[open] summary::after{transform:rotate(45deg)}
.fee__side details p{font-size:.88rem;color:var(--ink-soft);margin-top:.6rem}

/* ---------- 门店画廊 ---------- */
.gal{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:1rem}
.gal__it{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  background:var(--cream-2);border:1px solid var(--line)}
.gal__it--tall{grid-row:span 2}
.gal__it--wide{grid-column:span 2}
.gal__it img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gal__it:hover img{transform:scale(1.05)}

/* ---------- 申请表单 ---------- */
.sec--apply{background:var(--ink);color:var(--cream);position:relative;overflow:hidden}
.sec--apply::before{
  content:"";position:absolute;inset:0;opacity:.14;pointer-events:none;
  background-image:radial-gradient(rgba(143,199,207,.6) 1px,transparent 1px);
  background-size:28px 28px;
}
.apply__grid{position:relative;display:grid;grid-template-columns:1fr .9fr;gap:3rem;align-items:center}
.sec--apply .sec__sub{color:rgba(251,246,240,.72)}
.apply__pts{list-style:none;margin:1.8rem 0;padding:0;display:grid;gap:.7rem}
.apply__pts li{position:relative;padding-left:1.7rem;color:rgba(251,246,240,.9);font-size:.95rem}
.apply__pts li::before{
  content:"✓";position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;
  background:var(--ice);color:var(--ink);display:grid;place-items:center;font-size:.78rem;font-weight:700;
}
.apply__contact{display:flex;flex-wrap:wrap;gap:2rem;margin-top:2rem;
  padding-top:1.6rem;border-top:1px solid rgba(251,246,240,.16)}
.apply__contact small{display:block;font-size:.78rem;opacity:.68;letter-spacing:.06em}
.apply__contact b{font-family:var(--font-serif);font-size:1.22rem;font-weight:600}

.apply__form{
  background:var(--paper);color:var(--ink);border-radius:22px;padding:2rem;
  box-shadow:0 30px 70px -30px rgba(0,0,0,.55);
}
.apply__form h3{font-size:1.35rem;font-family:var(--font-serif);margin-bottom:1.3rem}
.apply__form label{display:block;font-size:.88rem;font-weight:600;margin-bottom:1rem;color:var(--ink)}
.apply__form input,.apply__form select,.apply__form textarea{
  width:100%;margin-top:.4rem;padding:.78rem .95rem;border-radius:11px;
  border:1px solid var(--line);background:var(--cream);
  font:inherit;font-size:.94rem;color:var(--ink);resize:vertical;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.apply__form input:focus,.apply__form select:focus,.apply__form textarea:focus{
  outline:none;border-color:var(--ice-deep);box-shadow:0 0 0 3px var(--ice-soft);
}
.apply__form .is-err{border-color:#d96a5a!important}
.apply__tip{font-size:.78rem;color:var(--ink-soft);margin-top:.9rem;text-align:center}
.apply__tip.ok{color:#2f8a5f;font-weight:600}
.apply__tip.err{color:#d96a5a;font-weight:600}

/* ---------- 页脚 ---------- */
.foot{background:#221a17;color:rgba(251,246,240,.78)}
.foot__in{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1fr;gap:2rem;padding:3.4rem 0 2rem}
.foot__brand{display:flex;gap:1rem;align-items:flex-start;font-family:var(--font-serif);font-size:1.05rem}
.foot__brand small{display:block;font-family:var(--font-sans);font-size:.72rem;opacity:.6;letter-spacing:.1em;margin-top:.3rem}
.foot__col h4{color:var(--cream);font-size:.95rem;margin-bottom:1rem}
.foot__col a,.foot__col p{display:block;font-size:.87rem;margin-bottom:.6rem;color:rgba(251,246,240,.66);transition:color .2s}
.foot__col a:hover{color:var(--ice)}
.foot__base{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;
  padding:1.4rem 0;border-top:1px solid rgba(251,246,240,.12);
  font-size:.78rem;color:rgba(251,246,240,.5);
}

/* ---------- 返回顶部 ---------- */
.toTop{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:50;
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:var(--ink);color:var(--cream);cursor:pointer;font-size:1.2rem;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s,transform .3s,visibility .3s;
  box-shadow:var(--shadow);
}
.toTop.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.toTop:hover{background:var(--ice-deep)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero__in{grid-template-columns:1fr;gap:2.4rem}
  .hero__art{min-height:380px}
  .brand__grid,.apply__grid{grid-template-columns:1fr}
  .adv__grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .fee__grid{grid-template-columns:1fr}
  .gal{grid-template-columns:repeat(2,1fr)}
  .foot__in{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav__links{
    position:fixed;inset:72px 0 auto;flex-direction:column;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    padding:.6rem 4vw 1rem;max-height:0;overflow:hidden;opacity:0;
    transition:max-height .35s ease,opacity .3s ease,padding .3s ease;
  }
  .nav__links.is-open{max-height:420px;opacity:1;padding-bottom:1rem}
  .nav__links a{padding:.75rem 0;border-bottom:1px solid var(--line);font-size:1rem}
  .nav__links a:last-child{border-bottom:0}
  .nav__burger{display:block}
  .nav__cta{display:none}
  .hero{padding-top:calc(72px + 2.4rem)}
  .hero__stats{grid-template-columns:repeat(2,1fr);gap:1.2rem}
  .band__in{grid-template-columns:repeat(2,1fr);gap:1.4rem 0}
  .band__item:nth-child(2){border-right:0}
  .prod__grid,.adv__grid,.steps{grid-template-columns:1fr}
  .sec{padding:3.8rem 0}
  .apply__contact{gap:1.2rem}
  .foot__in{grid-template-columns:1fr;gap:1.6rem}
  .hero__chip--2{right:0}
  .hero__chip--1{left:0}
}
@media (max-width:420px){
  .hero__actions .btn{width:100%;justify-content:center}
  .hero__chip{display:none}
  .apply__form{padding:1.4rem}
}