:root{
  --cream:#FFF8F1; --cream-2:#FCEDE1; --paper:#FFFDFB;
  --ink:#2B211F; --ink-soft:#6F5C57; --ink-faint:#A08C86;
  --melon:#F4555F; --melon-deep:#D8384A; --peach:#FFB99B; --peach-soft:#FFE3D3;
  --mint:#8FD9BE; --mint-deep:#2F8F70; --mint-soft:#E4F6EE;
  --line:rgba(43,33,31,.08); --shadow:0 1px 2px rgba(43,33,31,.04),0 18px 32px -24px rgba(43,33,31,.45);
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:ui-sans-serif,system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --r-lg:26px; --r-md:18px; --r-sm:12px;
  --bar:64px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  padding-bottom:calc(124px + env(safe-area-inset-bottom));
  background-image:
    radial-gradient(900px 420px at 110% -8%,rgba(255,185,155,.42),transparent 62%),
    radial-gradient(700px 380px at -20% 4%,rgba(143,217,190,.32),transparent 60%);
  background-repeat:no-repeat;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.32;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
  mix-blend-mode:multiply;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;letter-spacing:-.01em;margin:0}
a{color:inherit}
button{font-family:inherit;color:inherit}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 14px;border-radius:0 0 12px 0;z-index:99}
.skip:focus{left:0}

/* topbar */
.topbar{position:sticky;top:0;z-index:30;backdrop-filter:blur(18px) saturate(150%);
  background:linear-gradient(to bottom,rgba(255,248,241,.94),rgba(255,248,241,.72));
  border-bottom:1px solid rgba(43,33,31,.06)}
.topbar-inner{max-width:920px;margin:0 auto;height:var(--bar);padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:14px;background:linear-gradient(145deg,#fff,var(--peach-soft));box-shadow:0 6px 14px -8px rgba(244,85,95,.55)}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand strong{font-family:var(--serif);font-size:17px;letter-spacing:.01em}
.brand em{font-style:normal;font-size:10.5px;color:var(--ink-faint);letter-spacing:.14em}
.date-btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:rgba(255,255,255,.7);
  padding:8px 12px;border-radius:999px;font-size:12.5px;font-weight:600;color:var(--ink-soft);cursor:pointer}
.date-btn:hover{border-color:rgba(244,85,95,.4);color:var(--melon-deep)}

main{position:relative;z-index:2;max-width:920px;margin:0 auto;padding:0 16px}

/* hero */
.hero{padding:26px 2px 6px;display:flex;flex-direction:column;gap:18px}
.eyebrow{margin:0;font-size:11.5px;letter-spacing:.22em;color:var(--melon-deep);font-weight:700;text-transform:uppercase}
.hero h1{font-size:clamp(34px,9.6vw,52px);line-height:1.08;margin-top:6px}
.hl{position:relative;display:inline-block;color:var(--melon-deep)}
.hl::after{content:"";position:absolute;left:-2%;right:-2%;bottom:4px;height:12px;border-radius:8px;
  background:linear-gradient(90deg,rgba(255,185,155,.85),rgba(255,227,211,.9));z-index:-1;transform:rotate(-.6deg)}
.hero-sub{margin:12px 0 0;color:var(--ink-soft);font-size:13.5px;letter-spacing:.02em}
.hero-stats{display:flex;flex-wrap:wrap;gap:8px}
.stat{display:inline-flex;align-items:baseline;gap:5px;background:rgba(255,255,255,.72);border:1px solid var(--line);
  padding:7px 12px;border-radius:999px;font-size:12px;color:var(--ink-soft)}
.stat b{font-family:var(--serif);font-size:15px;color:var(--ink)}

/* status strip */
.status-strip{margin:14px 0 0;padding:11px 14px;border-radius:14px;font-size:12.5px;line-height:1.5;
  background:rgba(255,235,224,.8);border:1px solid rgba(244,85,95,.18);color:#8A4B3E}
.status-strip a{color:var(--melon-deep)}

/* tabs */
.tabs{position:relative;z-index:5;display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;
  padding:12px 2px;margin-top:6px;-webkit-mask-image:linear-gradient(90deg,#000 94%,transparent);mask-image:linear-gradient(90deg,#000 94%,transparent)}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:0 0 auto;border:1px solid var(--line);background:rgba(255,255,255,.62);color:var(--ink-soft);
  font-size:13px;font-weight:600;padding:8px 14px;border-radius:999px;cursor:pointer;transition:.18s ease}
.tab:hover{transform:translateY(-1px);border-color:rgba(244,85,95,.35)}
.tab.is-active{background:var(--ink);color:#FFF8F1;border-color:var(--ink);box-shadow:0 10px 20px -14px rgba(43,33,31,.9)}

/* sections */
.section{margin-top:26px;scroll-margin-top:84px}
.sec-head{display:flex;align-items:baseline;gap:10px;margin:0 2px 12px}
.sec-num{font-family:var(--serif);font-size:12px;color:var(--melon-deep);letter-spacing:.16em}
.sec-head h2{font-size:21px;letter-spacing:.01em}
.sec-count{margin-left:auto;font-size:11.5px;color:var(--ink-faint);border:1px solid var(--line);border-radius:999px;padding:2px 9px}
.sec-desc{margin:-4px 2px 14px;font-size:12.5px;color:var(--ink-faint)}

.footer-space{height:12px}

/* bottom tabbar */
.tabbar{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(12px + env(safe-area-inset-bottom));z-index:40;
  display:flex;gap:2px;padding:7px;border-radius:22px;background:rgba(43,33,31,.92);backdrop-filter:blur(14px);
  box-shadow:0 18px 40px -18px rgba(43,33,31,.9);max-width:calc(100vw - 20px)}
.tabbar-btn{background:none;border:0;color:rgba(255,248,241,.58);display:flex;flex-direction:column;align-items:center;
  gap:1px;padding:7px 11px;border-radius:16px;font-size:10px;cursor:pointer;min-width:54px;transition:.18s}
.tabbar-ico{position:relative;font-size:17px;line-height:1.1;filter:grayscale(.35);transition:.18s}
.tabbar-btn em{font-style:normal;letter-spacing:.06em}
.tabbar-btn.is-active{background:rgba(255,248,241,.14);color:#FFF8F1}
.tabbar-btn.is-active .tabbar-ico{filter:none;transform:translateY(-1px) scale(1.06)}
.count-badge{position:absolute;top:-7px;right:-13px;min-width:17px;height:17px;padding:0 4px;border-radius:999px;
  background:var(--melon);color:#fff;font-size:10px;font-weight:800;font-style:normal;line-height:17px;text-align:center;
  box-shadow:0 2px 6px -3px rgba(244,85,95,.55);filter:none}
.count-badge[hidden]{display:none}

/* sheet */
.sheet-root,.date-root{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center}
.sheet-root[hidden],.date-root[hidden]{display:none}
.sheet-scrim{position:absolute;inset:0;background:rgba(43,33,31,.42);backdrop-filter:blur(3px);animation:fade .2s ease}
.sheet{position:relative;width:min(680px,100%);max-height:88vh;overflow:auto;background:var(--paper);
  border-radius:28px 28px 0 0;padding:8px 20px calc(28px + env(safe-area-inset-bottom));
  box-shadow:0 -20px 60px -20px rgba(43,33,31,.5);animation:rise .26s cubic-bezier(.22,.9,.3,1);z-index:1}
.sheet-grip{width:44px;height:4px;border-radius:99px;background:var(--line);margin:6px auto 4px}
.sheet-close{position:absolute;right:14px;top:14px;border:0;background:rgba(43,33,31,.06);width:32px;height:32px;
  border-radius:50%;font-size:13px;cursor:pointer}
.date-panel{position:relative;width:min(520px,calc(100% - 24px));background:var(--paper);border-radius:24px;
  padding:20px;margin-bottom:18vh;box-shadow:var(--shadow);animation:rise .22s ease;z-index:1}
.date-panel h2{font-size:19px;margin-bottom:12px}
.date-list{display:grid;gap:8px;max-height:52vh;overflow:auto}
.date-item{display:flex;justify-content:space-between;align-items:center;padding:11px 14px;border-radius:14px;
  border:1px solid var(--line);background:#fff;cursor:pointer;font-size:13.5px}
.date-item.is-active{border-color:var(--melon);background:var(--peach-soft);font-weight:700}
.date-item span{color:var(--ink-faint);font-size:11.5px}

@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes rise{from{transform:translateY(26px);opacity:0}to{transform:none;opacity:1}}
@keyframes up{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

.site-footer{max-width:920px;margin:34px auto 0;padding:0 18px;color:var(--ink-faint);font-size:12px;line-height:1.7}
.site-footer .tiny{font-size:11px;opacity:.85}

.toast{position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom));transform:translate(-50%,12px);
  background:var(--ink);color:#FFF8F1;font-size:12.5px;padding:9px 16px;border-radius:999px;opacity:0;
  pointer-events:none;transition:.24s;z-index:80;white-space:nowrap;max-width:86vw;overflow:hidden;text-overflow:ellipsis}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (min-width:900px){
  body{padding-bottom:120px}
  .hero{padding-top:36px}
  .sheet-root{align-items:center}
  .sheet{border-radius:28px;max-height:82vh;padding-bottom:28px}
  .date-panel{margin-bottom:0}
  .site-footer{padding-bottom:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}