/* 海胆 · mobile-first. One column, bottom tab bar, bottom sheets. */
:root{--bg:#f3f5f4;--card:#fff;--ink:#1f332d;--muted:#75837d;--line:#e2e8e5;--brand:#235b49;--brand-ink:#fff;--brand-soft:#e8f2ec;--brand-line:#c9dfd1;--warn:#9a6420;--warn-soft:#fff3e0;--bad:#b0513f;--bad-soft:#fcebe6;--info:#46679a;--info-soft:#eaf0f8;--ok:#3f7a4f;--ok-soft:#e8f3ea;--radius:16px;--tabbar:64px;
font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--ink);font-synthesis:none;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg)}
body{min-height:100vh;line-height:1.5}
h1,h2,h3,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
button:disabled{opacity:.5;cursor:wait}
a{color:var(--brand)}
small{font-size:12px}
.muted,small.muted{color:var(--muted)}
.pre{white-space:pre-wrap;overflow-wrap:anywhere}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* shell */
.shell{max-width:720px;margin:0 auto;min-height:100vh;padding-bottom:calc(var(--tabbar) + 24px + env(safe-area-inset-bottom))}
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:8px;height:56px;padding:0 16px;padding-top:env(safe-area-inset-top);background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.brand{display:flex;align-items:center;gap:10px;font-size:20px}
.logo{width:34px;height:34px;display:block}
.logo.big{width:72px;height:72px}
.top-title{font-size:17px;flex:1;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.icon-btn{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;font-size:24px;color:var(--ink)}
.icon-btn svg{width:22px;height:22px}
.role-pill{display:flex;gap:6px;align-items:center;padding:6px 12px;border-radius:999px;background:var(--card);border:1px solid var(--line);font-size:14px;font-weight:600}
.role-pill span{font-weight:400;color:var(--muted);font-size:12px}
.main{padding:4px 16px 16px}
svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* tab bar */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:6;background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabbar-in{max-width:720px;margin:0 auto;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;height:var(--tabbar)}
.tab{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--muted)}
.tab svg{width:24px;height:24px}
.tab.on{color:var(--brand);font-weight:600}
.badge{position:absolute;top:7px;left:calc(50% + 6px);min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--bad);color:#fff;font-size:11px;font-style:normal;line-height:18px;text-align:center}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:46px;padding:0 18px;border-radius:12px;border:1px solid var(--line);background:var(--card);font-size:15px;font-weight:600;text-decoration:none;white-space:nowrap;transition:transform .1s}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--brand)}
.btn.danger{color:var(--bad)}
.btn.danger-fill{background:var(--bad);border-color:var(--bad);color:#fff}
.btn.sm{min-height:36px;padding:0 14px;font-size:14px}
.btn.block{display:flex;width:100%}
.link{color:var(--brand);font-size:14px;font-weight:600;padding:8px 0}
.main>.btn.block:first-child{margin:4px 0 12px}

/* chips & segmented */
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips.scroll{flex-wrap:nowrap;overflow-x:auto;margin:0 -16px 10px;padding:2px 16px;scrollbar-width:none}
.chips.scroll::-webkit-scrollbar{display:none}
.chip{display:inline-block;padding:3px 9px;border-radius:999px;background:#eef2f0;color:#5c6c66;font-size:12px;white-space:nowrap}
button.chip{padding:7px 14px;font-size:14px}
.chip.brand{background:var(--brand);color:#fff}
.chip.ok{background:var(--ok-soft);color:var(--ok)}
.chip.warn{background:var(--warn-soft);color:var(--warn)}
.chip.bad{background:var(--bad-soft);color:var(--bad)}
.chip.info{background:var(--info-soft);color:var(--info)}
.seg{display:flex;background:#e6ebe8;border-radius:12px;padding:3px;margin:4px 0 12px}
.seg button{flex:1;min-height:38px;border-radius:9px;font-size:14px;color:var(--muted)}
.seg button.on{background:var(--card);color:var(--ink);font-weight:600;box-shadow:0 1px 3px #0001}

/* list rows */
.row{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:14px;margin-bottom:10px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.row.todo{border-color:var(--brand-line);box-shadow:inset 3px 0 0 var(--brand)}
.row-main{flex:1;min-width:0}
.row-main b{display:block;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row-main small{display:block;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row-side{display:flex;flex-direction:column;align-items:flex-end;gap:6px;flex:none}
.amount{font-weight:700;font-variant-numeric:tabular-nums;color:#235b49}  /* prices keep one colour whatever the identity */
.amount.big{font-size:26px}
.count{color:var(--muted);font-size:13px;margin:4px 2px 8px}
.bar{display:flex;align-items:center;justify-content:space-between}
.group{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin:18px 2px 8px}
.group:first-child{margin-top:4px}
.group span{background:var(--bad);color:#fff;border-radius:9px;padding:0 7px;font-size:12px}
.empty{text-align:center;padding:48px 20px;color:var(--muted);background:var(--card);border:1px dashed var(--line);border-radius:var(--radius)}
.empty p{margin-bottom:14px}
.empty p:last-child{margin:0}

/* filters */
.filters{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:8px}
.filters select,.search{width:100%;min-height:42px;border:1px solid var(--line);border-radius:12px;background:var(--card);padding:0 10px;font-size:15px}
.search{margin-bottom:6px;padding:0 14px}

/* cards & detail */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:12px}
.card h3{font-size:15px;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.card h3 small{color:var(--muted);font-weight:400}
.card>small.muted{display:block;margin-top:8px}
.hero h1{font-size:21px;line-height:1.35;margin:10px 0 6px}
.price-line{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.price-line small{color:var(--muted)}
.progress{display:flex;gap:4px;margin-top:14px}
.progress span{flex:1;height:5px;border-radius:3px;background:var(--line)}
.progress span.done{background:var(--brand)}
.progress span.now{background:linear-gradient(90deg,var(--brand) 50%,var(--line) 50%)}
.progress-text{display:block;color:var(--muted);margin-top:6px}
.next small{color:var(--muted)}
.next h2{font-size:18px;margin:2px 0 4px}
.next p{color:var(--muted);font-size:14px;white-space:pre-wrap}
.next.todo{background:var(--brand-soft);border-color:var(--brand-line)}
.next.todo small{color:var(--brand);font-weight:600}
.next-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.next-actions .btn{flex:1}
.next-actions.sticky{position:sticky;bottom:calc(var(--tabbar) + 12px + env(safe-area-inset-bottom));background:var(--bg);padding:8px 0}
.more{margin-top:10px}
.more>summary{cursor:pointer;color:var(--muted);font-size:14px;padding:6px 0;list-style:none}
.more>summary::-webkit-details-marker{display:none}
.more>summary::after{content:' ›';display:inline-block;transition:transform .15s}
.more[open]>summary::after{transform:rotate(90deg)}
.more>div{display:flex;flex-wrap:wrap;gap:8px;padding-top:6px}
.form .more{margin:0 0 14px;padding:4px 14px;background:var(--card);border:1px solid var(--line);border-radius:12px}
.form .more[open]{padding-bottom:4px}
.fold{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px}
.fold>summary{display:flex;align-items:center;gap:8px;padding:15px 16px;font-weight:600;cursor:pointer;list-style:none}
.fold>summary::-webkit-details-marker{display:none}
.fold>summary small{margin-left:auto;color:var(--muted);font-weight:400}
.fold>summary::after{content:'›';color:var(--muted);font-size:20px;line-height:1;transition:transform .15s}
.fold[open]>summary::after{transform:rotate(90deg)}
.fold-body{padding:0 16px 14px}
.fold-body>p{color:var(--muted);font-size:14px;margin-bottom:8px}
.kv{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-top:1px solid #eef2f0;font-size:14px}
.kv:first-child{border-top:0}
.kv>span{color:var(--muted);flex:none}
.kv>p{text-align:right;white-space:pre-wrap;overflow-wrap:anywhere}
.kv.stack{display:block}
.kv.stack>p{text-align:left;margin-top:2px}
.line{padding:10px 0;border-top:1px solid #eef2f0;font-size:14px;display:flex;justify-content:space-between;gap:10px}
.line:first-child{border-top:0}
.line small{display:block;color:var(--muted)}
.line p{margin-top:2px}
.main>.line{background:var(--card);padding:12px 14px;border:1px solid var(--line);border-radius:12px;margin-bottom:8px}
.label{font-size:13px;color:var(--muted);margin:14px 2px 6px}
.stars{color:#d69a2d}
.tip{font-size:13px;color:var(--muted);background:#eef2f0;border-radius:10px;padding:10px 12px;margin:10px 0}
.tip.warn{background:var(--warn-soft);color:var(--warn)}
.error{font-size:14px;color:var(--bad);background:var(--bad-soft);border-radius:10px;padding:10px 12px;margin:10px 0}
.quote{padding:12px 0;border-top:1px solid #eef2f0}
.quote:first-of-type{border-top:0}
.quote-head{display:flex;justify-content:space-between;align-items:center}
.quote p{font-size:14px;margin:2px 0}
.quote-actions{display:flex;gap:8px;margin-top:8px}
.summary{display:flex;justify-content:space-between;align-items:baseline;padding:4px 0 10px}

/* chat */
.msgs{display:flex;flex-direction:column;gap:8px;max-height:50vh;overflow-y:auto;padding:4px 0 10px}
.bubble{align-self:flex-start;max-width:85%;padding:9px 12px;border-radius:14px 14px 14px 4px;background:#eef2f0;font-size:15px;white-space:pre-wrap;overflow-wrap:anywhere}
.bubble.mine{align-self:flex-end;background:var(--brand-soft);border-radius:14px 14px 4px 14px}
.bubble small{display:block;color:var(--muted);font-size:11px;margin-bottom:2px}
.compose{display:flex;gap:8px}
.compose input{flex:1;min-width:0;min-height:44px;border:1px solid var(--line);border-radius:12px;padding:0 12px;font-size:16px;background:var(--card)}

/* forms */
.form{display:block}
.f{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;font-size:13px;color:var(--muted)}
.f input,.f select,.f textarea{width:100%;min-height:46px;border:1px solid var(--line);border-radius:12px;background:var(--card);padding:10px 12px;font-size:16px;color:var(--ink)}
.f textarea{resize:vertical;line-height:1.5}
.f input[readonly]{background:#f2f5f3}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid2>.f{min-width:0}
.choice{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.opt{display:flex;flex-direction:column;gap:2px;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--card);cursor:pointer}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt small{color:var(--muted)}
.opt:has(input:checked){border-color:var(--brand);background:var(--brand-soft);box-shadow:inset 0 0 0 1px var(--brand)}
.check{display:flex;gap:10px;align-items:center;font-size:14px;margin:4px 0 10px}
.check input{width:20px;height:20px}
.rep{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px 0;margin-bottom:10px}
.rep-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.rep .more{border:0;padding:0 0 4px;margin:0}
.switch{display:flex;gap:12px;align-items:flex-start;padding-bottom:6px;cursor:pointer}
.switch input{width:22px;height:22px;flex:none;margin-top:2px;accent-color:var(--brand)}
.switch small{display:block;color:var(--muted)}
.stars-pick{display:flex;gap:6px;margin-bottom:14px}
.stars-pick label{flex:1}
.stars-pick input{position:absolute;opacity:0}
.stars-pick span{display:block;text-align:center;padding:10px 0;border:1px solid var(--line);border-radius:10px;font-size:14px}
.stars-pick input:checked+span{border-color:var(--brand);background:var(--brand-soft);color:var(--brand);font-weight:600}

/* me */
.me-head{display:flex;gap:14px;align-items:center;padding:12px 2px 16px}
.me-head b{font-size:18px;display:block}
.me-head small{color:var(--muted)}
.avatar{width:52px;height:52px;border-radius:50%;background:#e9e3d6;color:#7e6a48;display:grid;place-items:center;font-size:22px;font-weight:700}
.menu{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:16px}
.menu-item{display:flex;align-items:center;gap:10px;width:100%;padding:15px 16px;text-align:left;border-top:1px solid #eef2f0;font-size:15px}
.menu-item:first-child{border-top:0}
.menu-item small{margin-left:auto;color:var(--muted)}
.menu-item svg{width:16px;height:16px;color:var(--muted)}
.foot{text-align:center;color:var(--muted);font-size:12px;margin-top:20px}
.title{font-size:18px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.steps{margin:0 0 16px;padding-left:20px}
.steps li{padding:6px 0}
.steps small{display:block;color:var(--muted)}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stats small{color:var(--muted);display:block}
.stats b{font-size:22px;color:var(--brand)}

/* messages */
.msg{display:block;width:100%;text-align:left;padding:14px;margin-bottom:8px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.msg p{font-size:14px;color:var(--muted);margin:2px 0 4px;white-space:pre-wrap}
.msg small{color:var(--muted)}
.msg.unread b::before{content:'';display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--bad);margin-right:8px;vertical-align:2px}

/* sheet */
dialog{border:0;padding:0;background:transparent;color:var(--ink);max-width:100vw;max-height:100vh}
dialog::backdrop{background:#10241e80}
dialog[open]{width:100%;max-width:560px;margin:auto auto 0;max-height:90vh;overflow-y:auto;background:var(--card);border-radius:20px 20px 0 0;padding:8px 16px calc(20px + env(safe-area-inset-bottom));animation:up .2s ease-out}
@keyframes up{from{transform:translateY(30px);opacity:.4}}
.sheet-head{display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:var(--card);padding:8px 0;z-index:1}
.sheet-head h2{font-size:18px}
dialog .menu{border:0;margin:0}

/* toast */
#toast{position:fixed;left:50%;bottom:calc(var(--tabbar) + 20px + env(safe-area-inset-bottom));transform:translate(-50%,10px);opacity:0;pointer-events:none;transition:.2s;z-index:100;max-width:calc(100vw - 32px);padding:11px 18px;border-radius:12px;background:#1f3a31;color:#fff;font-size:14px;box-shadow:0 6px 24px #0003}
#toast.show{opacity:1;transform:translate(-50%,0)}

/* login */
.login{max-width:420px;margin:0 auto;padding:max(48px,env(safe-area-inset-top)) 20px 40px}
.login-brand{text-align:center;margin-bottom:28px}
.login-brand .logo{margin:0 auto 14px}
.login-brand h1{font-size:26px}
.login-brand p{color:var(--muted);margin-top:6px}
.login>.btn{margin-bottom:10px;justify-content:space-between}
.login .social.wechat{color:#1f7a3c}
.login .social.alipay{color:#1f6fb0}
.login .social small{color:var(--muted);font-weight:400}
.login .more{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:6px 14px;margin-top:10px}
.login .more .form{padding-top:8px}
.demo{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:8px 0}
.demo .btn{padding:0 6px}
.loading{display:grid;place-items:center;height:100vh;color:var(--muted)}

/* feedback round: big plus, status header, price hint, booster stats */
.fab{position:fixed;right:max(20px,calc(50vw - 340px));bottom:calc(var(--tabbar) + 20px + env(safe-area-inset-bottom));z-index:6;width:60px;height:60px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:0 6px 20px #235b4966}
.fab svg{width:30px;height:30px;stroke-width:2.5}
.big-plus{display:flex;flex-direction:column;align-items:center;gap:8px;width:100%;margin-top:24px;padding:48px 20px;border:2px dashed var(--brand-line);border-radius:20px;background:var(--brand-soft);color:var(--brand)}
.big-plus svg{width:64px;height:64px;stroke-width:2}
.big-plus b{font-size:20px}
.big-plus small{color:var(--muted)}
.hero-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.hero-top .chip{font-size:14px;padding:4px 12px;font-weight:600}
.ref{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:-6px 0 14px;padding:10px 12px;border-radius:12px;background:var(--brand-soft);font-size:14px}
p.ref{display:block;background:#eef2f0}
.ref b{color:var(--brand)}
.ref small{color:var(--muted)}
.stats.three{grid-template-columns:repeat(3,1fr);text-align:center}
.stats button{display:block;text-align:left}
.stats.three b{font-size:20px}
.seg.roles{margin-bottom:16px}
.main>.demo{margin-bottom:16px}
.role-pill{color:var(--brand)}

@media(min-width:720px){
  .main{padding:8px 24px 24px}
  .top{padding:0 24px}
  dialog[open]{margin:auto;border-radius:20px;padding-bottom:20px}
}

/* channel round: balance card, inline code */
.balance .stats{margin-bottom:12px}
.balance>small{display:block;margin-top:8px}
code{font-family:ui-monospace,Consolas,monospace;font-size:12px;background:#e6ebe8;padding:1px 5px;border-radius:5px;word-break:break-all}

/* ---------- motion: iOS-like, short and quiet ---------- */
:root{--spring:cubic-bezier(.32,.72,0,1)}

/* press feedback: shrink a touch on press, spring back on release */
.btn,.row,.msg,.menu-item,.tab,.chip,.role-pill,.icon-btn,.link,.opt,.big-plus,.fab,.stats button{transition:transform .4s var(--spring),background-color .2s,opacity .2s,filter .2s,box-shadow .2s}
.btn:active,.role-pill:active,button.chip:active{transform:scale(.96);transition-duration:.1s}
.row:active,.msg:active,.big-plus:active,.opt:active,.stats button:active{transform:scale(.985);transition-duration:.1s}
.fab:active{transform:scale(.9);transition-duration:.1s}
.btn.primary:active,.fab:active{filter:brightness(.9)}
.menu-item:active{background:#eef2f0;transition-duration:0s}
.link:active,.icon-btn:active,.tab:active{opacity:.45;transition-duration:.05s}

/* page transitions */
.enter-push{animation:push .45s var(--spring) backwards}
.enter-pop{animation:pop .4s var(--spring) backwards}
.enter-fade{animation:fade .3s ease backwards}
.rise{animation:rise .45s var(--spring) backwards}
@keyframes push{from{transform:translateX(40px);opacity:0}}
@keyframes pop{from{transform:translateX(-30px);opacity:0}}
@keyframes fade{from{opacity:0}}
@keyframes rise{from{transform:translateY(12px);opacity:0}}
.enter-push .progress span.done,.enter-push .progress span.now{transform-origin:left;animation:fill .7s var(--spring) .15s both}
@keyframes fill{from{transform:scaleX(0)}}
.tab.bounce svg{animation:bounce .5s var(--spring)}
@keyframes bounce{35%{transform:scale(.8)}to{transform:scale(1)}}

/* segmented control: a single white thumb slides between options */
.seg{position:relative}
.seg-thumb{position:absolute;top:3px;bottom:3px;left:0;border-radius:9px;background:var(--card);box-shadow:0 1px 2px #0000001a,0 3px 8px #0000000d;transition:transform .45s var(--spring),width .45s var(--spring)}
.seg-thumb.still{transition:none}
.seg button{position:relative;z-index:1;transition:color .25s}
.seg button.on{background:transparent;box-shadow:none}

/* bottom sheet: slides up, slides back down; backdrop fades */
dialog::backdrop{background:#10241e59;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}
dialog[open]{animation:sheet-in .5s var(--spring)}
dialog[open]::backdrop{animation:fade .3s ease}
dialog.closing{animation:sheet-out .28s cubic-bezier(.4,0,1,1) forwards}
dialog.closing::backdrop{animation:fade-out .28s ease forwards}
@keyframes sheet-in{from{transform:translateY(100%)}}
@keyframes sheet-out{to{transform:translateY(100%)}}
@keyframes fade-out{to{opacity:0}}
@media(min-width:720px){
  dialog[open]{animation:modal-in .38s var(--spring)}
  dialog.closing{animation:modal-out .2s ease forwards}
  @keyframes modal-in{from{transform:scale(.94);opacity:0}}
  @keyframes modal-out{to{transform:scale(.97);opacity:0}}
}

/* expanding sections: smooth height where supported, gentle fade everywhere */
@supports (interpolate-size:allow-keywords){
  :root{interpolate-size:allow-keywords}
  details::details-content{height:0;overflow:clip;transition:height .4s var(--spring),content-visibility .4s allow-discrete}
  details[open]::details-content{height:auto}
}
.opening{animation:rise .4s var(--spring)}
.fold>summary::after,.more>summary::after{transition:transform .35s var(--spring)}

/* chat: a new bubble pops in from its side */
.bubble.pop-in{transform-origin:left bottom;animation:bubble .45s var(--spring)}
.bubble.mine.pop-in{transform-origin:right bottom}
@keyframes bubble{from{transform:scale(.8);opacity:0}}

/* toast: frosted pill that springs up */
#toast{border-radius:999px;background:#1f3a31e0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);transform:translate(-50%,18px) scale(.95);transition:transform .5s var(--spring),opacity .25s}
#toast.show{transform:translate(-50%,0) scale(1)}

/* login: content settles in once */
.login>*{animation:rise .6s var(--spring) backwards}
.login>:nth-child(2){animation-delay:.04s}.login>:nth-child(3){animation-delay:.08s}.login>:nth-child(4){animation-delay:.12s}.login>:nth-child(5){animation-delay:.16s}.login>:nth-child(6){animation-delay:.2s}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  dialog::backdrop{animation:none!important}
}
@media (prefers-reduced-motion:reduce){details::details-content{transition:none!important}}

/* alpha marker */
.alpha{display:inline-block;padding:2px 7px;border-radius:6px;background:var(--warn-soft);color:var(--warn);font-size:11px;font-weight:700;letter-spacing:.5px;vertical-align:middle}
.login-brand h1 .alpha{font-size:12px}
.alpha-note{font-size:12px;margin-top:4px}

/* chat as a collapsible section */
.fold.chat .fold-body{padding-top:0}
.chat-note{font-size:12px;color:var(--muted);margin-bottom:6px}

/* auto-follow and reputation */
.rep.follow{padding:12px 14px 0;margin-bottom:14px}
.quote-head .rep-score{font-weight:400;color:var(--muted);font-size:12px;margin-left:4px}

/* buyer extras: gift, pledge, coming soon */
.quote .gift{color:var(--ok);font-weight:600}
.quote .chips{margin-top:6px}
.check.pledge{margin:16px 0 4px;align-items:flex-start}
.check.pledge input{margin-top:3px;flex:none}
.sheet-text{color:var(--muted);font-size:15px;margin:4px 0 16px}
.menu-item .chip{margin-left:auto}
.menu-item .chip+svg{margin-left:0}

/* simulated cashier */
.cashier{text-align:center;padding:8px 0 4px}
.cashier small{display:block;color:var(--muted);margin-bottom:4px}
.cashier .amount.big{font-size:34px}

.todo-count{color:var(--brand);font-weight:600}

/* leave room so the last row can scroll clear of the floating + */
.main:has(.fab){padding-bottom:96px}

/* confirmation sheets: icon, headline, coloured warning */
.confirm{text-align:center;padding:4px 0 14px}
.confirm-icon{width:60px;height:60px;border-radius:50%;display:grid;place-items:center;margin:0 auto 12px;background:var(--brand-soft);color:var(--brand);animation:icon-pop .55s var(--spring) .08s backwards}
.confirm-icon svg{width:30px;height:30px;stroke-width:2.4}
.confirm.c-ok .confirm-icon{background:var(--ok-soft);color:var(--ok)}
.confirm.c-warn .confirm-icon{background:var(--warn-soft);color:var(--warn)}
.confirm.c-bad .confirm-icon{background:var(--bad-soft);color:var(--bad)}
.confirm h3{font-size:21px;line-height:1.3}
.confirm p{color:var(--muted);font-size:14px;margin-top:4px}
@keyframes icon-pop{from{transform:scale(.4);opacity:0}}
.alert-box{display:flex;gap:10px;align-items:flex-start;margin:12px 0;padding:12px 14px;border-radius:12px;background:var(--warn-soft);border:1px solid #f0d6a8;color:#7a4a0e;font-size:14px;font-weight:500;line-height:1.5}
.alert-box b{flex:none;width:20px;height:20px;border-radius:50%;background:var(--warn);color:#fff;display:grid;place-items:center;font-size:13px;margin-top:1px}
.alert-box.bad{background:var(--bad-soft);border-color:#f2c8bd;color:#8f3a2a}
.alert-box.bad b{background:var(--bad)}
.alert-box.info{background:var(--info-soft);border-color:#cfdbee;color:#34507c}
.alert-box.info b{background:var(--info)}
/* booster stats: three numbers and a lifetime line */
.stats.three{grid-template-columns:repeat(3,1fr)}
.stats-foot{grid-column:1/-1;font-size:13px;color:var(--muted);border-top:1px solid #eef2f0;padding-top:10px;margin-top:2px}

/* studio model: assignment picker */
.pick{display:grid;gap:8px;margin-bottom:12px}
.pick .opt{flex-direction:row;justify-content:space-between;align-items:center}

/* date + time controls (Safari-friendly) */
.dt{display:grid;grid-template-columns:1fr 112px;gap:8px}
.f input[type=date]{-webkit-appearance:none;appearance:none;display:block;min-height:46px;text-align:left}
.f input[type=date]::-webkit-date-and-time-value{text-align:left}
.chips.quick{margin-top:2px}
.chips.quick .chip{padding:6px 12px;font-size:13px}

/* chosen option tiles: class-based so it works where :has() doesn't refresh */
.opt.on{border-color:var(--brand);background:var(--brand-soft);box-shadow:inset 0 0 0 1px var(--brand)}
.pick .opt{gap:12px}
.pick .opt span{flex:1;display:flex;justify-content:space-between;align-items:center;gap:8px}
.pick .tick{flex:none;width:22px;height:22px;border-radius:50%;border:2px solid var(--line);transition:background-color .2s,border-color .2s}
.pick .opt.on .tick{border-color:var(--brand);background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L19 7'/%3E%3C/svg%3E") center/14px no-repeat}
.split-field.off{opacity:.45}
.split-preview{font-size:14px;color:var(--brand);font-weight:600;margin:-6px 0 8px}

/* safety: chat actions, disabled pick rows */
.safety-row{display:flex;align-items:center;gap:4px;margin:-2px 0 6px;font-size:13px;color:var(--muted)}
.safety-row span{flex:1}
.safety-row .btn.sm{min-height:30px;padding:0 10px;font-size:13px}
.opt.disabled{opacity:.5;cursor:not-allowed}

/* studio join applications (team page) */
.apply{padding:12px 0;border-top:1px solid var(--line)}
.apply:first-of-type{border-top:0}
.apply-head{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:16px}
.apply-msg{margin:8px 0 4px;color:var(--ink)}
.apply-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}
.apply-actions .btn{min-height:44px}

/* agreements */
.legal h3{font-size:15px;margin:16px 0 4px}
.legal p{margin:0 0 8px;line-height:1.65}
.link.inline{display:inline;padding:0;font-size:inherit;font-weight:inherit;color:inherit;text-decoration:underline;text-underline-offset:2px}  /* inline hints and agreement links: plain text, underlined */
.hidden{display:none!important}
.refund-list{margin:4px 0 8px;padding-left:20px;line-height:1.7}
.stats.one{grid-template-columns:1fr}
.ok-text{color:var(--ok)}
.bad-text{color:var(--bad)}
.seg.mini{display:flex;gap:4px;flex-shrink:0}
.seg.mini button{padding:4px 10px;border:1px solid var(--line);border-radius:999px;font-size:13px;background:var(--card)}
.seg.mini button.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.line.flag{align-items:flex-start;gap:10px}
.dash-vals{display:flex;gap:10px;align-items:baseline}
.dash-vals small{color:var(--muted);min-width:56px;text-align:right}
.link-row{width:100%;text-align:left;background:none;border:0;border-top:1px solid var(--line);padding:10px 0;display:flex;justify-content:space-between;gap:8px}
.share-img{display:block;width:100%;max-width:375px;margin:0 auto 12px;border-radius:16px}
.parent-brand{font-size:12px;color:var(--muted);margin-top:6px;letter-spacing:.02em}

/* identities: each has its own colour for primary buttons, active tabs and the identity marker (10-26) */
:root[data-role=player]{--brand:#2a64b8;--brand-soft:#e7effa;--brand-line:#c3d6f1}
:root[data-role=booster]{--brand:#235b49;--brand-soft:#e8f2ec;--brand-line:#c9dfd1}
:root[data-role=studio]{--brand:#6a3fb0;--brand-soft:#f1ebfa;--brand-line:#d9c9f1}
:root[data-role=ops]{--brand:#c0392b;--brand-soft:#fbeceb;--brand-line:#f0c6c1}
.top{border-top:3px solid var(--brand)}
.idswitch{display:flex;gap:2px;padding:3px;border-radius:999px;background:var(--card);border:1px solid var(--line);flex-shrink:0}
.idswitch button{border:0;background:none;padding:5px 10px;border-radius:999px;font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}
.idswitch button.on{color:#fff}
.idswitch button[data-r=player].on{background:#2a64b8}.idswitch button[data-r=booster].on{background:#235b49}
.idswitch button[data-r=studio].on{background:#6a3fb0}.idswitch button[data-r=ops].on{background:#c0392b}
.id-now{font-size:12px;font-weight:700;color:#fff;background:var(--brand);padding:3px 10px;border-radius:999px;white-space:nowrap}
.amount .fx{font-size:.62em;font-weight:600;margin-left:3px;color:var(--muted)}
.chip.overseas{background:#d63a2f;color:#fff}  /* 海外订单: one red for every identity */
.level-row{justify-content:flex-start;gap:12px;align-items:flex-start}
.level-row .score{min-width:52px;font-variant-numeric:tabular-nums;color:var(--brand)}
.level-row small{display:block;line-height:1.5}
.invite-banner{margin-bottom:16px;text-align:left}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;word-break:break-all;background:var(--bg);padding:8px 10px;border-radius:8px}