/* ==========================================================================
   QIFLOW Foot Spa — shared design layer
   Load on every page before the page-specific stylesheet.
   <link rel="stylesheet" href="/css/qiflow.css">
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens — never write a raw hex value outside this block
   -------------------------------------------------------------------------- */
:root{
  /* surface */
  --sand:#F0E7D8;          /* page base */
  --sand-deep:#E3D5BC;     /* secondary band, cards on sand */
  --sand-lift:rgba(255,255,255,.42);  /* hover / raised on sand */
  --graphite:#211D18;      /* dark band, primary text */
  --graphite-lift:#2A251E; /* hover on graphite */

  /* accent */
  --gold:#C8A96B;          /* accent on dark, highlights */
  --gold-deep:#9A7B3E;     /* accent on light, labels, links */
  --metal:linear-gradient(90deg,#B08F4E 0%,#E4CE9A 22%,#C8A96B 46%,#F0E2C0 68%,#A98545 100%);

  /* text */
  --ink:#211D18;           /* primary on light */
  --stone:#6B6055;         /* secondary on light */
  --ink-inv:#F0E7D8;       /* primary on dark */
  --stone-inv:rgba(227,213,188,.68); /* secondary on dark */

  /* line */
  --line:rgba(154,123,62,.24);
  --line-inv:rgba(200,169,107,.24);

  /* type */
  --display:"Marcellus",Georgia,serif;
  --body:"Jost",system-ui,-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;

  /* rhythm */
  --gap:28px;
  --sec-pad:88px;
  --max:1120px;
  --r:2px;                 /* radius — deliberately near-square */
}
@media (max-width:600px){ :root{ --sec-pad:64px; --gap:20px } }

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--sand);color:var(--ink);
  font-family:var(--body);font-weight:300;font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
@media (max-width:600px){ body{font-size:16px} }
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold-deep);outline-offset:3px}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gap)}
section{padding:var(--sec-pad) 0}

/* --------------------------------------------------------------------------
   3. Type scale — one scale for the whole site
   -------------------------------------------------------------------------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:400;letter-spacing:.01em;margin:0}
h1{font-size:clamp(38px,6.4vw,68px);line-height:1.06}
h2{font-size:clamp(28px,3.8vw,40px);line-height:1.15}
h3{font-size:21px;line-height:1.25}
h4{font-size:18px;line-height:1.3}
p{margin:0}
.lede{font-size:19px;color:var(--stone);max-width:44ch}

.eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gold-deep);font-weight:500;
}
.k{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-deep);
}
.price{font-family:var(--mono);font-size:26px;font-weight:500;letter-spacing:-.02em}
.price span{font-size:12px;letter-spacing:.14em;color:var(--stone);margin-right:7px;vertical-align:3px}

/* --------------------------------------------------------------------------
   4. Section heads — identical on every page
   -------------------------------------------------------------------------- */
.sec-head{max-width:56ch;margin-bottom:44px}
.sec-head h2{margin:14px 0 12px}
.sec-head p{color:var(--stone)}
.sec-top{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:44px}
.sec-top .sec-head{margin-bottom:0}
@media (max-width:920px){ .sec-top{flex-direction:column;align-items:flex-start;gap:20px} }

.arrow{display:inline-block;transition:transform .22s ease}
.more{
  text-decoration:none;font-size:15px;color:var(--gold-deep);
  border-bottom:1px solid var(--line);padding-bottom:4px;white-space:nowrap;transition:border-color .2s;
}
.more:hover{border-color:var(--gold-deep)}
.more:hover .arrow{transform:translateX(4px)}

/* --------------------------------------------------------------------------
   5. Buttons — three variants, no more
   -------------------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--body);font-size:15px;font-weight:400;letter-spacing:.04em;
  padding:13px 26px;border-radius:var(--r);text-decoration:none;border:1px solid transparent;
  transition:transform .18s ease,background .2s,color .2s,border-color .2s;cursor:pointer;
}
.btn-gold{background:var(--graphite);color:var(--sand);position:relative;overflow:hidden}
.btn-gold::before{content:"";position:absolute;inset:auto 0 0 0;height:2px;background:var(--metal)}
.btn-gold:hover{transform:translateY(-2px)}
.btn-line{border-color:var(--gold-deep);color:var(--gold-deep);background:transparent}
.btn-line:hover{background:var(--sand-deep);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}

/* --------------------------------------------------------------------------
   6. Grid shell — the hairline-seam pattern used site-wide
   -------------------------------------------------------------------------- */
.seam{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.seam > *{background:var(--sand)}
.seam-2{grid-template-columns:repeat(2,1fr)}
.seam-3{grid-template-columns:repeat(3,1fr)}
.seam-4{grid-template-columns:repeat(4,1fr)}
.cell{padding:32px 28px;text-decoration:none;color:inherit;transition:background .25s;display:block}
a.cell:hover{background:var(--sand-lift)}
a.cell:hover .arrow{transform:translateX(4px)}
.cell h4{margin-bottom:10px}
.cell p{font-size:15px;color:var(--stone)}
.cell .go{display:block;margin-top:18px;font-size:15px;color:var(--gold-deep)}
@media (max-width:920px){ .seam-3,.seam-4{grid-template-columns:repeat(2,1fr)} }
@media (max-width:600px){ .seam-2,.seam-3,.seam-4{grid-template-columns:1fr} }

/* --------------------------------------------------------------------------
   7. Dark band — invert tokens, never re-declare colours
   -------------------------------------------------------------------------- */
.band{background:var(--graphite);color:var(--stone-inv)}
.band h1,.band h2,.band h3,.band h4{color:var(--ink-inv)}
.band .eyebrow,.band .k{color:var(--gold)}
.band .sec-head p,.band p{color:var(--stone-inv)}
.band .more{color:var(--gold);border-color:var(--line-inv)}
.band .more:hover{border-color:var(--gold)}
.band .seam{background:var(--line-inv);border-color:var(--line-inv)}
.band .seam > *{background:var(--graphite)}
.band a.cell:hover{background:var(--graphite-lift)}
.band .cell .go{color:var(--gold)}
.band .price{color:var(--gold)}

/* --------------------------------------------------------------------------
   8. Header / dock / footer — identical markup on every page
   -------------------------------------------------------------------------- */
header{
  position:sticky;top:0;z-index:50;background:rgba(240,231,216,.88);
  backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--line);
}
.bar{display:flex;align-items:center;gap:32px;height:74px}
.logo{font-family:var(--display);font-size:23px;letter-spacing:.16em;text-decoration:none;padding-bottom:5px;position:relative}
.logo::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--metal);border-radius:2px}
nav{display:flex;gap:26px;margin-left:auto;font-size:15px}
nav a{text-decoration:none;color:var(--stone);padding:4px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
nav a:hover,nav a:focus-visible{color:var(--ink);border-color:var(--gold)}
nav a[aria-current="page"]{color:var(--ink);border-color:var(--gold-deep)}
@media (max-width:920px){ nav{display:none} }
@media (max-width:600px){ .bar .btn{display:none} }

.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;
  background:rgba(33,29,24,.96);backdrop-filter:blur(10px);padding:12px 16px;gap:10px;
}
.dock a{flex:1;padding:14px;border-radius:var(--r);text-decoration:none;text-align:center;font-size:15px;letter-spacing:.04em}
.dock .w{background:var(--gold);color:var(--graphite);font-weight:500}
.dock .c{border:1px solid rgba(200,169,107,.5);color:var(--sand-deep)}
@media (max-width:600px){ .dock{display:flex} }

/* --------------------------------------------------------------------------
   9. Breadcrumb — every page below the homepage carries one
   -------------------------------------------------------------------------- */
.crumb{
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--stone);padding:26px 0 0;display:flex;gap:10px;flex-wrap:wrap;
}
.crumb a{text-decoration:none;color:var(--gold-deep)}
.crumb a:hover{text-decoration:underline}
.crumb span[aria-hidden]{opacity:.5}

/* --------------------------------------------------------------------------
   10. Page hero — one component, three densities
   -------------------------------------------------------------------------- */
.phero{padding:44px 0 var(--sec-pad)}
.phero h1{margin:20px 0 22px}
.phero h1 em{font-style:normal;color:var(--gold-deep)}
.phero--tall{padding-top:78px}     /* homepage only */
.phero--flat{padding-bottom:56px}  /* list pages: prices, blog */

/* --------------------------------------------------------------------------
   11. Motion — one reveal, respected everywhere
   -------------------------------------------------------------------------- */
.rise{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.rise.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rise{opacity:1;transform:none}
}

/* --------------------------------------------------------------------------
   12. Footer, WeChat float — shared across every page
   -------------------------------------------------------------------------- */
footer{border-top:1px solid var(--line);padding:72px 0 120px;font-size:14px;color:var(--stone)}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:56px}
.f-brand .logo{display:inline-block;font-size:21px;margin-bottom:24px}
.nap{font-style:normal;line-height:1.7}
.nap .biz{font-family:var(--display);font-size:19px;color:var(--ink);display:block;margin-bottom:10px;letter-spacing:.01em}
.nap .street{display:block;color:var(--stone)}
.nap a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);transition:border-color .2s}
.nap a:hover{border-color:var(--gold-deep)}
.nap-line{display:flex;gap:10px;margin-top:14px;align-items:baseline}
.nap-line .k{min-width:52px;flex:none}
.f-hours{margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}
.f-hours .k{display:block;margin-bottom:8px}
.f-hours time{font-family:var(--mono);font-size:13px;letter-spacing:.04em;color:var(--ink)}
.f-col h5{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-deep);font-weight:500;margin:0 0 18px}
.f-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.f-col a{text-decoration:none;color:var(--stone);transition:color .2s}
.f-col a:hover{color:var(--ink)}
.f-bottom{display:flex;flex-wrap:wrap;gap:20px 30px;justify-content:space-between;align-items:center;margin-top:56px;padding-top:26px;border-top:1px solid var(--line);font-size:13px}
.f-bottom nav{margin:0;gap:20px;font-size:13px}
.f-bottom nav a{border:none}
.f-legal{display:flex;gap:20px;flex-wrap:wrap}
.f-legal a{text-decoration:none;color:var(--stone)}
.f-legal a:hover{color:var(--ink)}

.wx{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:70;display:flex;flex-direction:column;align-items:flex-end}
.wx-btn{width:56px;height:56px;border-radius:50%;border:1px solid var(--gold-deep);background:var(--graphite);color:var(--gold);cursor:pointer;display:grid;place-items:center;box-shadow:0 6px 24px rgba(33,29,24,.18);transition:transform .2s ease,background .2s}
.wx-btn:hover{transform:scale(1.06);background:var(--graphite-lift)}
.wx-btn svg{width:25px;height:25px;fill:currentColor}
.wx-label{position:absolute;right:70px;top:50%;transform:translateY(-50%);white-space:nowrap;background:var(--graphite);color:var(--sand-deep);font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;padding:8px 12px;border-radius:2px;opacity:0;pointer-events:none;transition:opacity .2s}
.wx-btn:hover + .wx-label{opacity:1}
.wx-panel{position:absolute;right:70px;top:50%;transform:translateY(-50%) translateX(10px);width:238px;background:var(--sand);border:1px solid var(--line);box-shadow:0 14px 44px rgba(33,29,24,.2);padding:20px;opacity:0;visibility:hidden;transition:opacity .22s ease,transform .22s ease,visibility .22s}
.wx[data-open="true"] .wx-panel{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
.wx[data-open="true"] .wx-label{display:none}
.wx-panel .k{display:block;margin-bottom:12px}
.qr{width:100%;aspect-ratio:1;background:var(--sand-deep) center/cover no-repeat;background-image:url("/images/wechat-qr.png");border:1px dashed var(--line);display:grid;place-items:center;font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--stone);text-align:center}
.wx-id{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px;padding:10px 12px;border:1px solid var(--line);background:none;width:100%;cursor:pointer;font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:var(--ink);transition:background .2s}
.wx-id:hover{background:var(--sand-deep)}
.wx-id .c{font-size:10px;letter-spacing:.14em;color:var(--gold-deep);text-transform:uppercase}
.wx-hint{margin-top:12px;font-size:12px;line-height:1.5;color:var(--stone)}
.wx-close{position:absolute;top:8px;right:8px;width:26px;height:26px;border:none;background:none;cursor:pointer;color:var(--stone);font-size:17px;line-height:1;display:none}
@media (max-width:920px){
  .f-grid{grid-template-columns:1fr 1fr;gap:40px}
  .f-brand{grid-column:1/-1}
  .wx{right:16px;top:auto;bottom:96px;transform:none}
  .wx-panel{right:0;bottom:70px;top:auto;transform:translateY(10px);width:216px}
  .wx[data-open="true"] .wx-panel{transform:translateY(0)}
  .wx-label{display:none}
  .wx-close{display:block}
  .wx-btn{width:50px;height:50px}
}
@media (max-width:600px){ footer{padding-bottom:100px} }