/* ===========================================================
   六亩平茶业 · 样式
   颜色、字号都在 :root 里，改一处全站变。
   =========================================================== */

:root{
  /* 颜色 */
  --paper:      #f7f3ea;   /* 宣纸底 */
  --paper-2:    #efe8d9;   /* 略深一档，用来区分区块 */
  --ink:        #23241f;   /* 墨 */
  --ink-soft:   #4c4d45;   /* 正文 */
  --ink-mute:   #85857a;   /* 次要信息 */
  --moss:       #3d5a46;   /* 茶绿 */
  --moss-2:     #5c7a66;
  --celadon:    #a8bfb4;   /* 青瓷 */
  --seal:       #a53a2b;   /* 印章红 */
  --line:       rgba(35,36,31,.12);
  --line-2:     rgba(35,36,31,.22);

  /* 字体 */
  --serif: "Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,"STSong",serif;
  --sans: "Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;

  --wrap: 1080px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- 基础 ---------- */
*,*::before,*::after{ box-sizing:border-box; }

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background-color:var(--paper);
  background-image:radial-gradient(rgba(35,36,31,.035) 1px, transparent 1px);
  background-size:4px 4px;
  color:var(--ink-soft);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.95;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3{ font-family:var(--serif); color:var(--ink); font-weight:500; margin:0; }
p{ margin:0 0 1.1em; }
p:last-child{ margin-bottom:0; }
b{ font-weight:600; color:var(--ink); }

a{ color:inherit; text-decoration:none; }

img,svg{ display:block; max-width:100%; }
img{ height:auto; }

::selection{ background:rgba(61,90,70,.18); }

:focus-visible{
  outline:2px dashed var(--moss);
  outline-offset:4px;
  border-radius:1px;
}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:clamp(20px,5vw,40px);
}

.skip{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--ink); color:var(--paper);
  padding:10px 16px; font-size:14px;
}
.skip:focus{ left:12px; top:12px; }

/* ---------- 顶栏 ---------- */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100;
  background:rgba(247,243,234,.72);
  -webkit-backdrop-filter:blur(10px) saturate(120%);
  backdrop-filter:blur(10px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,243,234,.94);
  border-bottom-color:var(--line);
  box-shadow:0 1px 18px rgba(35,36,31,.06);
}

.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px;
  height:68px;
}

.brand{ display:inline-flex; align-items:center; gap:10px; }
.brand-mark{
  width:24px; height:24px; flex:none;
  display:grid; place-items:center;
  background:var(--seal); color:#f8f4ea;
  font-family:var(--serif); font-size:14px; line-height:1;
  border-radius:2px;
  box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.28);
}
.brand-name{
  font-family:var(--serif); font-size:16px; letter-spacing:.16em;
  color:var(--ink); white-space:nowrap;
}

.nav{ display:flex; align-items:center; gap:clamp(14px,2.6vw,30px); }
.nav a{
  position:relative;
  font-size:14px; letter-spacing:.16em; color:var(--ink-soft);
  padding:6px 0;
  transition:color .25s var(--ease);
}
.nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:2px;
  height:1px; background:var(--moss);
  transform:scaleX(0); transform-origin:left;
  transition:transform .3s var(--ease);
}
.nav a:hover{ color:var(--moss); }
.nav a:hover::after{ transform:scaleX(1); }

/* ---------- 首屏 ---------- */
.hero{
  --ridge-h: clamp(200px,32vh,340px);
  position:relative;
  min-height:100vh;
  min-height:100svh;
  display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  padding:110px 24px 96px;
  overflow:hidden;
  isolation:isolate;
}

.hero-sky{ position:absolute; inset:0; z-index:0; pointer-events:none; }

.moon{
  position:absolute; top:24%; left:50%;
  width:min(52vw,440px); aspect-ratio:1;
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:radial-gradient(circle,
    rgba(255,253,246,.95) 0%,
    rgba(255,251,240,.55) 42%,
    rgba(255,250,238,.16) 66%,
    rgba(255,250,238,0) 74%);
  filter:blur(1px);
}

.ridges{
  position:absolute; left:0; right:0; bottom:0;
  height:var(--ridge-h);
  will-change:transform;
}
.ridges svg{ width:100%; height:100%; }

/* 山顶从雾里浮出来，避免一条硬邦邦的边 */
.ridges::before{
  content:"";
  position:absolute; inset:0 0 auto 0;
  height:34%;
  background:linear-gradient(to bottom,
    var(--paper) 0%,
    rgba(247,243,234,.9) 12%,
    rgba(247,243,234,.4) 46%,
    rgba(247,243,234,0) 100%);
  pointer-events:none;
}

.hero-inner{
  position:relative; z-index:2;
  text-align:center;
  max-width:min(94vw,880px);
}

.kicker{
  font-size:clamp(11px,1.5vw,13px);
  letter-spacing:.42em; text-indent:.42em;
  color:var(--moss);
  margin:0 0 clamp(18px,3vw,30px);
}

.hero-title{
  font-size:clamp(2.6rem,10.5vw,5.6rem);
  line-height:1.14;
  letter-spacing:.16em;
  text-indent:.16em;
  margin:0;
}

.hero-sub{
  margin:clamp(20px,3.4vw,32px) 0 0;
  font-family:var(--serif);
  font-size:clamp(15px,2vw,19px);
  letter-spacing:.14em; text-indent:.14em;
  color:var(--ink-soft);
}

.hero-tags{
  margin:clamp(16px,2.4vw,24px) 0 0;
  font-size:12.5px; letter-spacing:.2em; text-indent:.2em;
  color:var(--ink-mute);
}

.seal{
  position:absolute; z-index:3;
  right:clamp(20px,5vw,64px); top:clamp(120px,24vh,220px);
  writing-mode:vertical-rl;
  padding:14px 7px;
  background:var(--seal);
  color:#f8f4ea;
  font-family:var(--serif); font-size:14px; letter-spacing:.34em;
  border-radius:2px;
  box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.3), 0 2px 14px rgba(165,58,43,.16);
  opacity:.94;
  pointer-events:none;
}

.scroll-hint{
  position:absolute; bottom:clamp(20px,3.2vh,38px); left:50%;
  transform:translateX(-50%);
  z-index:3;
  display:flex; flex-direction:column; align-items:center; gap:7px;
  font-size:11.5px; letter-spacing:.3em; text-indent:.3em;
  color:rgba(247,243,234,.8);
  text-shadow:0 1px 8px rgba(18,28,22,.4);
  transition:color .3s var(--ease);
}
.scroll-hint:hover{ color:#fff; }
.scroll-hint i{
  display:block; width:7px; height:7px;
  border-right:1px solid currentColor;
  border-bottom:1px solid currentColor;
  transform:rotate(45deg);
  animation:bob 2.4s var(--ease) infinite;
}
@keyframes bob{
  0%,100%{ transform:rotate(45deg) translate(0,0); opacity:.45; }
  50%    { transform:rotate(45deg) translate(3px,3px); opacity:1; }
}

/* ---------- 区块通用 ---------- */
.section{
  position:relative;
  padding:clamp(64px,11vw,132px) 0;
  scroll-margin-top:78px;
}

.sec-label{
  display:flex; align-items:center; gap:clamp(9px,1.3vw,13px);
  margin:0 0 clamp(18px,2.6vw,26px);
  font-size:12.5px; letter-spacing:.3em; text-indent:.3em;
  color:var(--moss);
}
.sec-label span{
  font-family:var(--serif);
  font-size:13.5px; letter-spacing:0; text-indent:0;
}
.sec-label span::after{ content:"、"; margin-left:.1em; }
.sec-label::after{
  content:""; height:1px; width:clamp(28px,7vw,64px);
  background:var(--line-2);
}
.sec-label--light{ color:var(--celadon); }
.sec-label--light::after{ background:rgba(239,233,219,.24); }

.sec-title{
  font-size:clamp(1.55rem,3.8vw,2.5rem);
  letter-spacing:.06em;
  line-height:1.5;
  margin:0 0 clamp(34px,5vw,58px);
  max-width:22em;
}

.lead{
  font-family:var(--serif);
  font-size:clamp(15px,1.8vw,17.5px);
  letter-spacing:.05em;
  color:var(--moss);
}

/* ---------- 一 · 简介 ---------- */
.section--intro{ background:transparent; }

.about-grid{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);
  gap:clamp(32px,6vw,80px);
  align-items:start;
}

.about-text p{
  font-size:clamp(15.5px,1.7vw,17px);
  line-height:2.05;
  max-width:34em;
}
.about-text p + p{ margin-top:1.15em; }
.about-text strong{ color:var(--moss); font-weight:600; }

.about-list{
  list-style:none; margin:0; padding:0;
  display:grid; gap:0;
  border-top:1px solid var(--line);
}
.about-list li{
  display:grid; gap:4px;
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.about-list b{
  font-family:var(--serif); font-size:1.05rem;
  letter-spacing:.1em; color:var(--moss);
}
.about-list span{
  font-size:14.5px; color:var(--ink-mute);
  line-height:1.8;
}

/* 四条规矩并进「简介」里，用一条细线隔开 */
.rules-block{
  margin-top:clamp(46px,6.5vw,84px);
  padding-top:clamp(26px,3.6vw,40px);
  border-top:1px solid var(--line);
}
.rules-title{
  font-family:var(--serif);
  font-size:clamp(1.15rem,2vw,1.4rem);
  letter-spacing:.12em;
  color:var(--ink);
  margin:0 0 clamp(22px,3vw,32px);
}

/* ---------- 三 · 茶品 ---------- */
.section--tea{ background:var(--paper-2); }

.tea-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(14px,2vw,24px);
}

.tea-card{
  display:flex; flex-direction:column;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:2px;
  overflow:hidden;
  transition:transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.tea-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-2);
  box-shadow:0 14px 30px rgba(35,36,31,.09);
}

.tea-figure{
  margin:0;
  aspect-ratio:4 / 3;
  overflow:hidden;
  background:var(--paper-2);
}
.tea-figure img{
  width:100%; height:100%;
  object-fit:cover;
  transition:transform .7s var(--ease);
}
.tea-card:hover .tea-figure img{ transform:scale(1.045); }

.tea-body{
  display:flex; flex-direction:column; flex:1;
  padding:clamp(18px,2.2vw,24px) clamp(18px,2.2vw,24px) clamp(20px,2.4vw,26px);
}

.tea-card h3{
  font-size:1.14rem; letter-spacing:.08em;
  margin:0 0 10px;
}
.tea-card p{
  font-size:14.5px; line-height:1.85; color:var(--ink-mute);
  margin:0;
}

.price{
  margin-top:auto;
  padding-top:18px;
  font-size:12.5px; letter-spacing:.18em;
  color:var(--moss);
}
.price::before{
  content:""; display:inline-block;
  width:16px; height:1px; background:var(--line-2);
  vertical-align:middle; margin-right:10px;
}

.tea-note{
  margin:clamp(28px,4vw,44px) 0 0;
  font-size:14px; color:var(--ink-mute);
  letter-spacing:.04em;
  padding-top:20px;
  border-top:1px solid var(--line);
  max-width:46em;
}

/* ---------- 二 · 制茶（深色） ---------- */
.section--craft{
  background:#20211c;
  color:#cfcabb;
}
.section--craft::before{
  content:""; position:absolute; inset:0;
  background-image:radial-gradient(rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:4px 4px;
  pointer-events:none;
}
.section--craft .sec-title{ color:#f4efe2; }
.section--craft .wrap{ position:relative; }

.craft-list{
  list-style:none; margin:0; padding:0;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(168px,1fr));
  gap:clamp(18px,2.6vw,36px);
}
.craft-list li{
  padding-top:20px;
  border-top:1px solid rgba(239,233,219,.18);
}
.craft-num{
  display:block;
  font-family:var(--serif);
  font-size:12.5px; letter-spacing:.2em;
  color:var(--celadon);
  margin-bottom:8px;
}
.craft-char{
  display:block;
  font-family:var(--serif);
  font-size:clamp(1.9rem,3.2vw,2.6rem);
  line-height:1.15;
  color:rgba(244,239,226,.95);
}
.craft-list p{
  margin:12px 0 0;
  font-size:13.8px; line-height:1.9;
  color:rgba(207,202,187,.86);
}

.craft-note{
  margin:clamp(34px,4.6vw,52px) 0 0;
  padding-top:22px;
  border-top:1px solid rgba(239,233,219,.12);
  font-size:14.2px;
  color:rgba(207,202,187,.78);
  max-width:54em;
}

/* ---------- 简介里的四条规矩 ---------- */
.rules-list{
  list-style:none; margin:0; padding:0;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  gap:clamp(22px,3.4vw,40px);
}
.rules-list li{
  padding-top:20px;
  border-top:1px solid var(--line-2);
}
.rules-list b{
  display:block;
  font-family:var(--serif);
  font-size:clamp(1.1rem,1.7vw,1.42rem);
  letter-spacing:.14em;
  color:var(--ink);
  margin-bottom:12px;
}
.rules-list p{
  margin:0;
  font-size:14.5px; line-height:1.9;
  color:var(--ink-mute);
}

/* ---------- 四 · 门店 ---------- */
.section--store{ background:transparent; }

.store-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.8fr);
  gap:clamp(32px,6vw,72px);
  align-items:start;
}
.store-copy .sec-title{ margin-bottom:20px; }
.store-copy .lead{ margin:0 0 clamp(28px,3.4vw,38px); max-width:22em; }

.contact-list{
  margin:0; padding:0;
  display:grid; gap:0;
  border-top:1px solid var(--line-2);
}
.contact-list > div{
  display:grid;
  grid-template-columns:64px 1fr;
  align-items:baseline;
  gap:12px;
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.contact-list dt{
  font-size:12.5px; letter-spacing:.3em; text-indent:.3em;
  color:var(--moss);
}
.contact-list dd{
  margin:0; font-size:15.5px; color:var(--ink);
  word-break:break-word;
}

.todo{
  color:var(--ink-mute) !important;
  border-bottom:1px dashed var(--line-2);
  padding-bottom:1px;
  font-size:14.5px !important;
  letter-spacing:.1em;
}

.store-photo{
  margin:0;
  position:relative;
}
.store-photo img{
  width:100%;
  aspect-ratio:3 / 4;
  object-fit:cover;
  border-radius:2px;
  border:1px solid var(--line);
  background:var(--paper);
}
.store-photo figcaption{
  margin-top:12px;
  font-size:12px; letter-spacing:.2em;
  color:var(--ink-mute);
  text-align:right;
}

/* ---------- 页脚 ---------- */
.site-footer{
  padding:clamp(40px,6vw,64px) 0 clamp(28px,4vw,40px);
  border-top:1px solid var(--line);
  text-align:center;
  background:var(--paper);
}
.footer-inner{ display:grid; gap:8px; justify-items:center; }
.footer-brand{
  font-family:var(--serif); font-size:1rem;
  letter-spacing:.3em; text-indent:.3em;
  color:var(--ink); margin:0;
}
.footer-line{
  font-size:12.5px; letter-spacing:.22em;
  color:var(--moss); margin:0;
}
.footer-meta{
  margin:10px 0 0;
  font-size:12px; letter-spacing:.06em;
  color:var(--ink-mute);
}
.todo-inline{
  border-bottom:1px dashed var(--line-2);
  padding-bottom:1px;
}

/* ---------- 进场动画 ---------- */
.js .reveal{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .9s var(--ease), transform .9s var(--ease);
}
.js .reveal.in{
  opacity:1;
  transform:none;
}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .tea-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}

@media (max-width:900px){
  .seal{ display:none; }
  .about-grid{ grid-template-columns:1fr; }
  .store-grid{ grid-template-columns:1fr; gap:36px; }
  .store-copy .lead{ max-width:none; }
  .store-photo{ max-width:460px; }
}

@media (max-width:720px){
  body{ font-size:16px; }
  .header-inner{ height:60px; }
  .brand-name{ font-size:15px; letter-spacing:.1em; }
  .nav{ gap:16px; }
  .nav a{ font-size:13px; letter-spacing:.1em; }
  .nav-lg{ display:none; }
  .hero{ padding:96px 20px 88px; }
  .moon{ top:20%; width:min(70vw,300px); opacity:.85; }
  /* 窄屏下把山形横向放大一点，避免被压出尖角 */
  .ridges svg{ width:150%; max-width:none; margin-left:-25%; }
  .section{ scroll-margin-top:66px; }
  .craft-list{ grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); }
}

@media (max-width:620px){
  .tea-grid{ grid-template-columns:1fr; gap:12px; }
  .tea-card{
    display:grid;
    grid-template-columns:126px minmax(0,1fr);
    align-items:stretch;
  }
  .tea-figure{ aspect-ratio:auto; height:100%; min-height:126px; }
  .tea-body{ padding:16px 18px; }
  .tea-card h3{ font-size:1.05rem; margin-bottom:6px; }
  .tea-card p{ font-size:13.8px; line-height:1.75; }
  .price{ padding-top:10px; font-size:12px; }
  .store-photo{ max-width:none; }

  /* 制茶：窄屏改成左侧「序号 + 大字」的单列 */
  .craft-list{ grid-template-columns:1fr; gap:0; }
  .craft-list li{
    display:grid;
    grid-template-columns:76px minmax(0,1fr);
    grid-template-rows:auto auto;
    column-gap:16px;
    padding:20px 0;
    border-top:none;
    border-bottom:1px solid rgba(239,233,219,.14);
  }
  .craft-list li:first-child{ border-top:1px solid rgba(239,233,219,.18); }
  .craft-num{ grid-area:1 / 1; margin:0 0 4px; }
  .craft-char{ grid-area:2 / 1; font-size:1.7rem; }
  .craft-list p{ grid-area:1 / 2 / span 2 / 2; margin:0; align-self:center; }
}

@media (max-width:420px){
  .nav{ gap:13px; }
  .nav a{ font-size:12.5px; }
  .contact-list > div{ grid-template-columns:56px 1fr; }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .js .reveal{ opacity:1; transform:none; }
  .scroll-hint i{ animation:none; }
}

/* ---------- 打印 ---------- */
@media print{
  .site-header,.scroll-hint,.seal,.moon{ display:none !important; }
  body{ background:#fff; }
  .section--craft{ background:#fff; color:var(--ink); }
  .section--craft .sec-title{ color:var(--ink); }
}