/* ============================================================
   双径归堂 · 朱砂纸本
   原型设计系统 —— 750rpx 网格 / 375px 逻辑宽度
   ============================================================ */

:root{
  --paper:      #FAF7F0;
  --paper-warm: #F3EADC;
  --panel:      #FFFDF8;
  --cinnabar:   #983F36;
  --cinnabar-d: #7E322B;
  --charcoal:   #2D2724;
  --ink-2:      #6B625B;
  --ink-3:      #9A8F85;
  --line:       #E3D8C8;
  --line-soft:  #EDE4D6;
  --apricot:    #EEE4D6;
  --serif: "Songti SC","STSong","Noto Serif SC","Source Han Serif SC",serif;
  --sans: -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",sans-serif;
}

*{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html,body{ margin:0; }
html{ touch-action:manipulation; }
body{
  font-family:var(--sans);
  color:var(--charcoal);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
button{ font:inherit; color:inherit; background:none; border:0; padding:0; cursor:pointer; }
h1,h2,h3,p{ margin:0; }
:focus-visible{ outline:2px solid rgba(152,63,54,.45); outline-offset:2px; border-radius:3px; }

/* ---------------------------- 全屏容器 ---------------------------- */

/* 手机版：一次只显示一个屏幕，宽屏下居中成 480px 一栏 */
.board{ display:block; padding:0; }
.slot{ display:none; }
.slot.is-current{ display:block; }
.device{ padding:0; background:transparent; box-shadow:none; border-radius:0; }

/* ---------------------------- 手机屏幕 ---------------------------- */

.screen{
  position:fixed; top:0; bottom:0; left:0; right:0;
  max-width:480px; margin:0 auto;
  display:flex; flex-direction:column; overflow:hidden;
  border-radius:0; background-color:var(--paper);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncA type='linear' slope='.05'/></feComponentTransfer></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  color:var(--charcoal); font-size:14px; isolation:isolate;
}
.paper-grain{ display:none; }

.screen-body{ flex:1; min-height:0; overflow-y:auto; overscroll-behavior:contain; scrollbar-width:none; }
.screen-body::-webkit-scrollbar{ display:none; }

/* ---------------------------- 01 首页 ---------------------------- */

.home-body{ padding-bottom:8px; display:flex; flex-direction:column; }

.hero{ position:relative; height:232px; padding:16px 22px 0; overflow:hidden; flex:none; }
.hero-art{ position:absolute; right:0; bottom:0; width:100%; height:auto; }
.hero-inner{ position:relative; z-index:2; }

.eyebrow{ display:flex; align-items:center; gap:8px; font-size:12.5px; letter-spacing:.16em; color:var(--ink-2); }
.eyebrow i{ width:3px; height:14px; background:var(--cinnabar); border-radius:2px; }
.eyebrow b{ width:24px; height:1px; background:var(--ink-3); opacity:.6; }

.hero-title{
  font-family:var(--serif); font-weight:700;
  font-size:46px; line-height:1.1; letter-spacing:.05em;
  color:var(--cinnabar); margin-top:9px;
}
.hero-sub{ font-size:13.5px; color:var(--ink-2); letter-spacing:.14em; margin-top:9px; }

.services{ padding:0 18px; }
.section-head{ display:flex; align-items:center; gap:9px; margin:2px 0 14px; }
.section-head .bar{ width:3px; height:18px; background:var(--cinnabar); border-radius:2px; }
.section-head h2{ font-family:var(--serif); font-size:20px; font-weight:600; letter-spacing:.1em; }
.section-head .rule{ flex:1; height:1px; background:var(--line); margin-left:4px; }
.section-head .latin{ font-size:8.5px; letter-spacing:.16em; color:var(--ink-3); white-space:nowrap; }

.service-card{
  display:flex; align-items:stretch; overflow:hidden;
  background:var(--panel); border:1px solid var(--line); border-radius:8px;
  min-height:150px; margin-bottom:13px;
}
.service-text{ flex:1; min-width:0; padding:16px 0 16px 18px; display:flex; flex-direction:column; }
.service-text h3{ font-family:var(--serif); font-size:28px; font-weight:700; letter-spacing:.07em; color:var(--cinnabar); }
.service-text p{ font-size:12.5px; color:var(--ink-2); letter-spacing:.06em; margin-top:3px; }
.tiny-rule{ width:24px; height:1px; background:var(--cinnabar); opacity:.45; margin:9px 0 12px; }
.service-art{ width:154px; height:152px; flex:none; align-self:center; }

.btn-primary{
  align-self:flex-start; display:inline-flex; align-items:center; gap:9px;
  height:40px; padding:0 17px; border-radius:5px;
  background:var(--cinnabar); color:#FFF8F0;
  font-size:13.5px; letter-spacing:.12em;
  box-shadow:0 1px 2px rgba(126,50,43,.2);
  transition:background .15s, transform .1s;
}
.btn-primary:active{ transform:translateY(1px); background:var(--cinnabar-d); }
.btn-primary svg{ opacity:.9; }

.notice-strip{
  width:calc(100% - 36px); margin:auto 18px 10px;
  display:flex; align-items:center; gap:10px; text-align:left;
  padding:11px 13px; border-radius:8px; background:var(--paper-warm);
}
.notice-icon{
  flex:none; width:21px; height:21px; border-radius:50%;
  background:var(--cinnabar); color:#FFF8F0;
  font-size:12.5px; font-weight:700; display:flex; align-items:center; justify-content:center;
}
.notice-copy{ flex:1; min-width:0; display:flex; flex-direction:column; gap:3px; }
.notice-copy strong{ font-size:12.5px; font-weight:600; letter-spacing:.06em; }
.notice-copy span{ font-size:11px; color:var(--ink-2); line-height:1.5; }
.chev{ color:var(--ink-3); flex:none; }

/* ---------------------------- 底部 tab ---------------------------- */

.tabbar{
  flex:none; height:78px; padding:6px 8px 18px;
  display:flex; align-items:stretch;
  border-top:1px solid var(--line-soft);
  background:rgba(250,247,240,.96);
  backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
}
.tab{
  flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:3px;
  color:var(--ink-3); font-size:10.5px; letter-spacing:.06em;
}
.tab.is-on{ color:var(--cinnabar); }

/* ---------------------------- 预约页 ---------------------------- */

.navbar{ flex:none; height:44px; padding:0 16px; display:flex; align-items:center; gap:4px; position:relative; z-index:2; }
.back{ width:34px; height:34px; display:flex; align-items:center; justify-content:center; color:var(--charcoal); border-radius:50%; margin-left:-6px; }
.back:active{ background:rgba(45,39,36,.05); }
.nav-title{ font-size:15.5px; font-weight:500; letter-spacing:.06em; }

.booking-body{ padding:0 18px; }
.booking-content{ padding-bottom:84px; }

.bk-head{ position:relative; padding:0 0 5px; }
.bk-head .eyebrow{ font-size:11px; letter-spacing:.14em; }
.bk-head .eyebrow i{ height:12px; width:3px; }
.bk-title{
  font-family:var(--serif); font-size:31px; font-weight:700; letter-spacing:.06em;
  color:var(--cinnabar); line-height:1.1; margin-top:4px;
}
.bk-sub{ font-size:11px; color:var(--ink-2); letter-spacing:.14em; margin-top:4px; }
.bk-roof{ position:absolute; right:-4px; top:-4px; width:128px; height:104px; pointer-events:none; opacity:.9; }

.fcard{
  background:var(--panel); border:1px solid var(--line); border-radius:8px;
  padding:7px 10px 8px; margin-bottom:6px;
}
.fhead{ display:flex; align-items:center; gap:7px; margin-bottom:6px; min-height:16px; }
.fhead i{ width:3px; height:14px; background:var(--cinnabar); border-radius:2px; flex:none; }
.fhead h3{ font-family:var(--serif); font-size:14.5px; font-weight:600; letter-spacing:.08em; }
.fhead .fright{ margin-left:auto; display:flex; align-items:center; gap:6px; }
.demo-note{ font-size:9.5px; color:var(--ink-3); letter-spacing:.02em; }
.month-nav{ display:flex; align-items:center; gap:4px; font-size:12.5px; color:var(--charcoal); letter-spacing:.04em; }
.month-nav button{ width:24px; height:24px; display:flex; align-items:center; justify-content:center; color:var(--ink-2); border-radius:4px; }
.month-nav button:active{ background:rgba(45,39,36,.05); }
.month-nav span{ min-width:82px; text-align:center; font-variant-numeric:tabular-nums; }

.date-row{ display:flex; gap:4px; }
.date-chip{
  flex:1; min-width:0; padding:5px 0 6px; border-radius:4px;
  background:#F5EEE2; color:var(--charcoal);
  display:flex; flex-direction:column; align-items:center; gap:2px;
  transition:background .15s,color .15s;
}
.date-chip .wd{ font-size:9.5px; color:var(--ink-3); letter-spacing:.04em; }
.date-chip .dd{ font-size:15px; font-weight:600; font-variant-numeric:tabular-nums; letter-spacing:.02em; }
.date-chip.is-on{ background:var(--cinnabar); color:#FFF8F0; }
.date-chip.is-on .wd{ color:rgba(255,248,240,.72); }
.date-chip.is-off{ opacity:.38; }

.slot-grid{ display:grid; grid-template-columns:1fr 1fr; gap:7px; }
.slot-btn{
  position:relative; text-align:left; padding:5px 32px 5px 10px;
  border:1px solid var(--line); border-radius:4px; background:#FCF8F0;
  transition:border-color .15s,background .15s;
}
.slot-btn .t{ display:block; font-size:13px; letter-spacing:.02em; font-variant-numeric:tabular-nums; }
.slot-btn .c{ display:block; font-size:9.5px; color:var(--ink-3); margin-top:1px; }
.slot-btn .mark{
  position:absolute; right:9px; top:50%; transform:translateY(-50%);
  width:16px; height:16px; border-radius:50%; border:1.2px solid #CFC3B2;
  display:flex; align-items:center; justify-content:center;
}
.slot-btn.is-on{ background:var(--cinnabar); border-color:var(--cinnabar); }
.slot-btn.is-on .t{ color:#FFF8F0; }
.slot-btn.is-on .c{ color:rgba(255,248,240,.7); }
.slot-btn.is-on .mark{ background:#FFF8F0; border-color:#FFF8F0; color:var(--cinnabar); }
.slot-btn.is-full{ opacity:.45; }
.more-times{
  display:flex; align-items:center; justify-content:center; gap:5px;
  width:100%; margin-top:3px; font-size:10.5px; color:var(--cinnabar); letter-spacing:.04em;
}

.rule-note{ display:flex; gap:8px; background:var(--paper-warm); border-radius:4px; padding:5px 9px; }
.rule-note .notice-icon{ width:18px; height:18px; font-size:11px; margin-top:1px; }
.rule-note p{ font-size:10px; line-height:1.55; color:var(--ink-2); letter-spacing:.01em; }

.picker-row{
  display:flex; align-items:center; gap:9px; width:100%;
  min-height:34px; padding:0 10px;
  border:1px solid var(--line); border-radius:4px; background:#FCF8F0;
  text-align:left;
}
.picker-row .pr-icon{ color:var(--cinnabar); flex:none; display:flex; }
.picker-row .pr-label{ font-size:13px; letter-spacing:.04em; }
.picker-row .pr-value{ margin-left:auto; display:flex; align-items:center; gap:7px; color:var(--ink-3); }

.link-btn{ display:inline-flex; align-items:center; gap:4px; font-size:11.5px; color:var(--cinnabar); letter-spacing:.04em; }

.people-row{ display:flex; align-items:center; flex-wrap:wrap; gap:6px; min-height:26px; }
.person-avatar{ color:var(--cinnabar); opacity:.75; display:flex; }
.person-chip{
  display:inline-flex; align-items:center; gap:6px;
  height:27px; padding:0 5px 0 9px; border-radius:4px;
  background:#F5EEE2; font-size:12px; letter-spacing:.03em;
}
.person-chip em{ font-style:normal; color:var(--ink-3); font-size:10px; }
.person-chip .x{
  width:16px; height:16px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  color:var(--ink-3); font-size:12px; line-height:1;
}
.person-chip .x:active{ background:rgba(45,39,36,.08); }
.add-person{
  display:inline-flex; align-items:center; gap:4px;
  height:27px; padding:0 10px; border-radius:4px;
  border:1px dashed rgba(152,63,54,.45); color:var(--cinnabar);
  font-size:12px; letter-spacing:.04em; background:transparent;
}

.venue-row{ display:flex; align-items:flex-start; gap:8px; }
.venue-row .fhead{ margin:0; flex:none; }
.venue-copy{ display:flex; flex-direction:column; gap:3px; padding-top:1px; }
.venue-copy strong{ font-size:12.5px; font-weight:500; letter-spacing:.04em; }
.venue-copy span{ font-size:10.5px; color:var(--ink-3); line-height:1.5; }

.cta-bar{
  position:absolute; left:0; right:0; bottom:0; z-index:10;
  padding:7px 18px 18px;
  background:var(--paper);
  border-top:1px solid rgba(227,216,200,.55);
  box-shadow:0 -10px 18px -14px rgba(45,39,36,.35);
}
.agree-row{ display:flex; align-items:center; gap:7px; margin-bottom:6px; }
.agree-box{
  width:17px; height:17px; border-radius:50%; border:1.3px solid #BFB3A3;
  display:flex; align-items:center; justify-content:center; flex:none;
  color:transparent; transition:background .15s,border-color .15s;
}
.agree-box.is-on{ background:var(--cinnabar); border-color:var(--cinnabar); color:#FFF8F0; }
.agree-label{ font-size:11px; color:var(--ink-2); letter-spacing:.03em; }
.agree-label u{ text-decoration:none; color:var(--cinnabar); border-bottom:1px solid rgba(152,63,54,.35); }
.agree-row .demo-note{ margin-left:auto; }
.agree-row.is-shake{ animation:shake .4s; }
@keyframes shake{ 0%,100%{transform:translateX(0)} 20%{transform:translateX(-5px)} 40%{transform:translateX(5px)} 60%{transform:translateX(-3px)} 80%{transform:translateX(3px)} }

.submit-btn{
  width:100%; height:43px; border-radius:6px;
  background:var(--cinnabar); color:#FFF8F0;
  font-size:15px; letter-spacing:.2em;
  box-shadow:0 2px 6px -2px rgba(126,50,43,.4);
  transition:background .15s,transform .1s;
}
.submit-btn:active{ transform:translateY(1px); }
.submit-btn:disabled{ background:#B6A797; box-shadow:none; color:rgba(255,255,255,.9); }

/* ---------------------------- 04 我的 ---------------------------- */

.mine-body{ padding-bottom:6px; }
.mine-hero{ position:relative; height:170px; padding:16px 22px 0; overflow:hidden; flex:none; }
.mine-art{ position:absolute; right:-10px; bottom:-2px; width:228px; height:auto; }
.mine-title{ font-family:var(--serif); font-size:41px; font-weight:700; letter-spacing:.12em; color:var(--cinnabar); margin-top:9px; }

.identity-card{
  margin:0 18px; display:flex; align-items:center; gap:14px;
  padding:15px 16px; border-radius:8px;
  background:rgba(255,253,248,.86); border:1px solid var(--line);
  backdrop-filter:blur(4px); -webkit-backdrop-filter:blur(4px);
}
.avatar{
  width:54px; height:54px; border-radius:50%; flex:none;
  background:#F0E7D8; display:flex; align-items:center; justify-content:center;
  border:1px solid rgba(227,216,200,.7);
}
.identity-copy h2{ font-family:var(--serif); font-size:21px; font-weight:600; letter-spacing:.1em; }
.identity-copy p{ font-size:11.5px; color:var(--ink-2); letter-spacing:.06em; margin-top:4px; }

.mine-list{ margin:13px 18px 0; display:flex; flex-direction:column; gap:9px; }
.mine-row{
  display:flex; align-items:center; gap:12px; min-height:56px; padding:0 14px;
  background:var(--panel); border:1px solid var(--line); border-radius:8px;
  text-align:left; transition:background .15s;
}
.mine-row:active{ background:#FBF6EC; }
.row-icon{ display:flex; color:var(--cinnabar); flex:none; }
.row-label{ flex:1; font-size:14.5px; letter-spacing:.08em; }
.mine-row .chev{ color:var(--ink-3); }

.mine-foot{
  text-align:center; font-size:9.5px; letter-spacing:.24em; color:var(--ink-3);
  margin:22px 0 6px;
}

/* ---------------------------- 弹层 / 提示 ---------------------------- */

.sheet-host{ position:absolute; inset:0; z-index:30; pointer-events:none; }
.sheet-host.is-open{ pointer-events:auto; }
.sheet-mask{ position:absolute; inset:0; background:rgba(45,39,36,.36); opacity:0; transition:opacity .22s; }
.sheet-panel{
  position:absolute; left:0; right:0; bottom:0;
  max-height:86%; display:flex; flex-direction:column;
  background:var(--panel); border-radius:16px 16px 0 0;
  padding:16px 18px 20px;
  transform:translateY(102%); transition:transform .3s cubic-bezier(.22,.8,.2,1);
  box-shadow:0 -10px 30px -18px rgba(45,39,36,.4);
}
.sheet-host.is-open .sheet-mask{ opacity:1; }
.sheet-host.is-open .sheet-panel{ transform:translateY(0); }
.sheet-grip{ width:34px; height:3px; border-radius:2px; background:#DCD1C1; margin:-6px auto 12px; flex:none; }
.sheet-head{ display:flex; align-items:flex-start; gap:10px; margin-bottom:10px; flex:none; }
.sheet-head h3{ font-family:var(--serif); font-size:18px; font-weight:600; letter-spacing:.08em; }
.sheet-head p{ font-size:11px; color:var(--ink-3); margin-top:4px; letter-spacing:.03em; }
.sheet-close{ margin-left:auto; width:28px; height:28px; display:flex; align-items:center; justify-content:center; color:var(--ink-3); font-size:19px; line-height:1; border-radius:50%; }
.sheet-close:active{ background:rgba(45,39,36,.06); }
.sheet-scroll{ overflow-y:auto; min-height:0; flex:1; scrollbar-width:none; }
.sheet-scroll::-webkit-scrollbar{ display:none; }
.sheet-body-text{ font-size:12px; line-height:1.85; color:var(--ink-2); }
.sheet-body-text h4{ font-size:12.5px; color:var(--charcoal); font-weight:600; margin:14px 0 4px; letter-spacing:.05em; }
.sheet-body-text p + p{ margin-top:4px; }
.sheet-body-text .warn{ color:var(--cinnabar); }
.sheet-actions{ padding-top:12px; flex:none; }
.sheet-btn{ width:100%; height:42px; border-radius:6px; background:var(--cinnabar); color:#FFF8F0; font-size:14.5px; letter-spacing:.16em; }
.sheet-btn.ghost{ background:transparent; border:1px solid var(--line); color:var(--charcoal); }

.field{ margin-bottom:11px; }
.field label{ display:block; font-size:12px; color:var(--ink-2); letter-spacing:.05em; margin-bottom:7px; }
.field input{
  width:100%; height:44px; padding:0 12px; border-radius:5px;
  border:1px solid var(--line); background:#FCF8F0; color:var(--charcoal);
  font-family:var(--sans); font-size:14px; letter-spacing:.03em;
  outline:none; transition:border-color .15s;
}
.field input::placeholder{ color:#B9AEA2; }
.field input:focus{ border-color:rgba(152,63,54,.5); }
.field .err{ font-size:11px; color:var(--cinnabar); margin-top:6px; min-height:0; display:none; }
.field.is-bad input{ border-color:var(--cinnabar); }
.field.is-bad .err{ display:block; }

.manage-row{ display:flex; align-items:center; gap:10px; padding:11px 0; border-bottom:1px solid var(--line-soft); }
.manage-row:last-child{ border-bottom:0; }
.manage-row .m-name{ font-size:13.5px; letter-spacing:.04em; }
.manage-row .m-phone{ font-size:11px; color:var(--ink-3); margin-left:auto; font-variant-numeric:tabular-nums; }
.manage-row .m-del{ font-size:11.5px; color:var(--cinnabar); padding:4px 6px; }
.empty-note{ font-size:12px; color:var(--ink-3); text-align:center; padding:22px 0; line-height:1.7; }

.success-mark{
  width:48px; height:48px; border-radius:50%; margin:2px auto 12px;
  border:1.5px solid rgba(152,63,54,.5); color:var(--cinnabar);
  display:flex; align-items:center; justify-content:center;
}
.success-title{ font-family:var(--serif); font-size:20px; text-align:center; letter-spacing:.1em; color:var(--cinnabar); }
.success-sub{ font-size:11.5px; color:var(--ink-3); text-align:center; margin-top:6px; letter-spacing:.04em; }
.receipt{ margin:12px 0 2px; border:1px solid var(--line); border-radius:6px; padding:4px 13px; background:#FCF8F0; }
.receipt-row{ display:flex; align-items:baseline; gap:12px; padding:8px 0; border-bottom:1px solid var(--line-soft); font-size:12px; }
.receipt-row:last-child{ border-bottom:0; }
.receipt-row dt{ width:56px; flex:none; color:var(--ink-3); letter-spacing:.06em; }
.receipt-row dd{ margin:0; color:var(--charcoal); letter-spacing:.03em; }

.toast{
  position:absolute; left:50%; bottom:120px; transform:translate(-50%,8px);
  max-width:280px; padding:9px 16px; border-radius:20px;
  background:rgba(45,39,36,.9); color:#FFF8F0;
  font-size:12px; line-height:1.5; letter-spacing:.03em; text-align:center;
  opacity:0; pointer-events:none; transition:opacity .2s,transform .2s; z-index:40;
}
.toast.is-show{ opacity:1; transform:translate(-50%,0); }