/* Storefront. One page with four tabs; light theme. No inline styles anywhere (CSP style-src 'self'). */

@font-face { font-family: "Onest"; src: url("/static/fonts/Onest.woff") format("woff"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/static/fonts/JetBrainsMono-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/static/fonts/JetBrainsMono-Medium.woff2") format("woff2"); font-weight: 500 700; font-display: swap; }

:root {
  --bg: #F3F5FA; --paper: #FFFFFF; --ink: #1B2440; --muted: #6B7489; --line: #E4E8F0; --line-strong: #D3D9E5;
  --blue: #3560E6; --blue-hover: #2A50CF; --blue-soft: #E9EFFD; --blue-ring: #C9D6FA;
  --green: #1F9D63; --green-soft: #E6F6EE; --green-ring: #B6E3CB;
  --red: #D2463B; --red-soft: #FDEDEC; --red-ring: #F2C4C0;
  --amber: #C98512; --amber-soft: #FDF4E3; --amber-ring: #F0D9AE;
  --sans: "Onest", -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.6 var(--sans); min-height: 100vh; }
a { color: var(--blue); }
button { font: inherit; color: inherit; }
.hidden { display: none !important; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
code, .mono { font-family: var(--mono); }

/* ---------------------------------------------------------------- header */
.top { background: var(--paper); border-bottom: 1px solid var(--line); }
.top-in { max-width: 720px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 21px; color: var(--ink); text-decoration: none; min-width: 0; }
.brand .site-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logo { flex: none; width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(145deg, #4A72F0, #2F55D8); color: #fff; display: grid; place-items: center; font-size: 15px; font-weight: 700; }
.langsel { position: relative; flex: none; }
.langsel > button { display: flex; align-items: center; gap: 6px; border: 0; background: none; color: var(--muted); font-size: 15px; padding: 8px 4px; cursor: pointer; }
.langsel > button:hover { color: var(--ink); }
.langmenu { position: absolute; right: 0; top: calc(100% + 4px); z-index: 20; list-style: none; margin: 0; padding: 6px; min-width: 140px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 16px 40px -18px rgba(27, 36, 64, .35); }
.langmenu button { width: 100%; text-align: left; border: 0; background: none; padding: 9px 12px; border-radius: 8px; cursor: pointer; font-size: 14.5px; }
.langmenu button:hover { background: var(--bg); }
.langmenu button[aria-selected="true"] { color: var(--blue); font-weight: 700; }

/* ---------------------------------------------------------------- page */
.wrap { max-width: 720px; margin: 0 auto; padding: 22px 16px 8px; }
.eyebrow { color: var(--muted); font-size: 15px; margin: 0 4px 2px; }
.title { font-size: 26px; line-height: 1.3; font-weight: 750; margin: 0 4px 18px; display: flex; align-items: center; gap: 10px; }
.title::after { content: ""; flex: none; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
.notice { background: var(--amber-soft); color: var(--amber); border-radius: 12px; padding: 12px 16px; margin: 0 0 14px; font-weight: 500; }

.tabs { display: flex; background: var(--paper); border: 1px solid var(--line); border-radius: 18px; padding: 6px; gap: 2px; margin-bottom: 16px; }
.tabs button { flex: 1; border: 0; background: none; padding: 11px 4px; border-radius: 13px; color: var(--muted); font-size: 15.5px; white-space: nowrap; cursor: pointer; }
.tabs button:hover { color: var(--ink); }
.tabs button[aria-selected="true"] { background: var(--blue-soft); color: var(--blue); font-weight: 700; }

.card { background: var(--paper); border: 1px solid var(--line); border-radius: 22px; padding: 22px 22px 24px; scroll-margin-top: 10px; }

/* step bars */
.bars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.bars i { height: 4px; border-radius: 2px; background: var(--line); transition: background .3s; }
.bars i.on { background: var(--blue); }
.blabels { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 8px 0 20px; font-size: 13.5px; color: var(--muted); }
.blabels span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.blabels span.on { color: var(--blue); font-weight: 700; }

.shead { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.shead h2 { margin: 0; font-size: 24px; line-height: 1.3; font-weight: 750; }
.shead .n { color: var(--muted); font-size: 14px; white-space: nowrap; }
.ssub { color: var(--muted); margin: 2px 0 18px; font-size: 14.5px; }
.chip { display: inline-block; background: var(--blue-soft); color: var(--blue); font-weight: 700; border-radius: 8px; padding: 1px 10px; margin-left: 4px; }
.note { background: var(--amber-soft); color: #8A5A08; border-radius: 10px; padding: 9px 12px; font-size: 13.5px; margin: -6px 0 14px; }

.lab { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-weight: 700; margin-bottom: 8px; }
.lab label { font-weight: 700; }
.tools { display: flex; gap: 12px; align-items: center; font-weight: 500; font-size: 13.5px; }
.linkbtn { border: 0; background: none; padding: 0; color: var(--blue); cursor: pointer; font-size: 13.5px; }
.up { display: inline-flex; align-items: center; gap: 5px; color: var(--blue); border: 1px solid var(--blue-ring); background: var(--blue-soft); border-radius: 8px; padding: 3px 10px; cursor: pointer; }
.up:hover { border-color: var(--blue); }
.sr-only:focus-visible + .up { outline: 2px solid var(--blue); outline-offset: 2px; }

input[type="text"], textarea {
  width: 100%; font: inherit; color: var(--ink); background: var(--paper);
  border: 1px solid var(--line); border-radius: 13px; padding: 0 16px; transition: border-color .15s, box-shadow .15s;
}
input[type="text"] { height: 58px; font-size: 16px; }
input.code { font-family: var(--mono); letter-spacing: .02em; }
textarea { padding: 10px 14px; font: 12.5px/1.6 var(--mono); resize: vertical; }
input[type="text"]:focus, textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-soft); }
::placeholder { color: #9AA2B5; opacity: 1; font-family: var(--sans); }
textarea.session { height: 96px; min-height: 76px; }
textarea.dragging { border-style: dashed; border-color: var(--blue); background: var(--blue-soft); }
.hint { color: var(--muted); font-size: 14px; margin: 10px 2px 0; }
.sess-info { margin: 6px 2px 0; font-size: 13px; color: var(--green); overflow-wrap: anywhere; }
.sess-info b { color: var(--ink); }
.sess-info.bad { color: var(--red); }
.msg { margin: 10px 2px 0; font-size: 14px; color: var(--red); }
.msg:empty { display: none; }
.msg.ok { color: var(--green); }
.msg.wait { color: var(--muted); }

.btn {
  display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; height: 56px; margin-top: 20px;
  border: 1px solid transparent; border-radius: 13px; background: var(--blue); color: #fff; font-weight: 700; font-size: 16.5px; cursor: pointer;
  text-decoration: none; transition: background .15s;
}
.btn:hover { background: var(--blue-hover); color: #fff; }
.btn.out { background: var(--paper); color: var(--ink); border-color: var(--line); }
.btn.out:hover { border-color: var(--line-strong); background: var(--bg); }
.btn.green { background: var(--green); }
.btn.green:hover { background: #198553; }
.btn:disabled { opacity: .6; cursor: progress; }
.btn.small { height: 44px; font-size: 15px; margin-top: 0; width: auto; padding: 0 18px; }
.row2 { display: grid; grid-template-columns: 1fr 2fr; gap: 10px; margin-top: 18px; }
.row2 .btn { margin: 0; }

.kv { border: 1px solid var(--line); border-radius: 14px; margin: 0; }
.kv > div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 12px; padding: 14px 16px; }
.kv > div + div { border-top: 1px solid var(--line); }
.kv dt { color: var(--muted); white-space: nowrap; }
.kv dd { margin: 0 0 0 auto; font-weight: 700; text-align: right; overflow-wrap: anywhere; }

/* progress */
.prog { margin: 6px 0 4px; }
.pbar { height: 12px; border-radius: 6px; background: var(--blue-soft); overflow: hidden; }
.pbar i { display: block; height: 100%; width: 0; border-radius: 6px; background: linear-gradient(90deg, #4A72F0, var(--blue)); transition: width .8s ease; }
.pbar.done i { background: linear-gradient(90deg, #4A72F0, var(--blue)); }
.pmeta { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-top: 8px; font-size: 14px; color: var(--muted); }
.pmeta b { color: var(--blue); font-size: 22px; font-variant-numeric: tabular-nums; }
.pbar.done + .pmeta b { color: var(--blue); }
/* queue (效果图版本二) */
.qbox { display: flex; align-items: center; gap: 18px; background: var(--blue-soft); border: 1px solid var(--blue-ring); border-radius: 16px; padding: 16px 20px; margin: 4px 0 18px; }
.qnum { flex: none; text-align: center; min-width: 84px; color: var(--blue); }
.qnum b { display: block; font-size: 40px; line-height: 1.05; font-weight: 800; font-variant-numeric: tabular-nums; }
.qnum small { font-weight: 600; font-size: 13px; }
.qtxt { border-left: 1px solid var(--blue-ring); padding-left: 18px; }
.qtxt b { display: block; font-size: 16px; margin-bottom: 3px; }
.qtxt span { color: var(--muted); font-size: 14px; }
.pstages { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin: 14px 0 18px; font-size: 12.5px; color: var(--muted); text-align: center; }
.pstages span.done { color: var(--blue); }
.pstages span.now { color: var(--ink); font-weight: 700; }

/* result */
.res { text-align: center; padding-top: 6px; }
.circle { width: 104px; height: 104px; border-radius: 50%; margin: 6px auto 18px; display: grid; place-items: center; border: 1.5px solid; }
.circle svg { display: none; }
.res[data-tone="g"] .circle { background: var(--green-soft); border-color: var(--green-ring); color: var(--green); }
.res[data-tone="r"] .circle { background: var(--red-soft); border-color: var(--red-ring); color: var(--red); }
.res[data-tone="a"] .circle { background: var(--amber-soft); border-color: var(--amber-ring); color: var(--amber); }
.res[data-tone="g"] .circle .i-g, .res[data-tone="r"] .circle .i-r, .res[data-tone="a"] .circle .i-a { display: block; }
.res h2 { font-size: 24px; line-height: 1.35; margin: 0 0 8px; font-weight: 800; }
.rhead p { color: var(--muted); margin: 0 4px 18px; font-size: 14.5px; }
/* success: blue banner (效果图版本二, 2026-10-17) */
.res[data-tone="g"] { padding-top: 0; }
.res[data-tone="g"] .rhead { margin: 0 0 6px; padding: 30px 20px 26px; border-radius: 18px; color: #fff; background: linear-gradient(135deg, var(--blue) 0%, #4F78F2 100%); }
.res[data-tone="g"] .circle { width: 76px; height: 76px; margin: 0 auto 14px; background: rgba(255, 255, 255, .18); border-color: rgba(255, 255, 255, .45); color: #fff; }
.res[data-tone="g"] .circle svg { width: 38px; height: 38px; }
.res[data-tone="g"] h2 { color: #fff; margin-bottom: 6px; }
.res[data-tone="g"] .rhead p { color: rgba(255, 255, 255, .88); margin: 0; }
.res[data-tone="g"] .btn { background: var(--blue); }
.res[data-tone="g"] .btn:hover { background: var(--blue-hover); }
.info { text-align: left; border-top: 1px solid var(--line); }
.info > div { display: grid; grid-template-columns: 44px 1fr; gap: 12px; align-items: center; padding: 13px 2px; border-bottom: 1px solid var(--line); }
.info .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; }
.res[data-tone="g"] .ic { background: var(--blue-soft); color: var(--blue); }
.res[data-tone="r"] .ic { background: var(--red-soft); color: var(--red); }
.res[data-tone="a"] .ic { background: var(--amber-soft); color: var(--amber); }
.info small { display: block; color: var(--muted); font-size: 12.5px; }
.info b { font-size: 15.5px; overflow-wrap: anywhere; }

/* ---------------------------------------------------------------- batch */
.bgrid { display: grid; gap: 18px; }
.bhead { display: flex; justify-content: space-between; align-items: baseline; }
.counter { font: 500 13px/1 var(--mono); color: var(--muted); }
.counter.over { color: var(--red); }
#b-keys { height: 150px; }
.bsplit { border-top: 1px dashed var(--line-strong); padding-top: 18px; }
.next-up { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; background: var(--bg); border-radius: 12px; padding: 10px 14px; margin-top: 12px; font-size: 14px; }
.next-up .l { color: var(--muted); font-size: 13px; }
.next-up code { font-weight: 500; }
.next-up .p { color: var(--blue); font-weight: 700; }
.bprog { margin-top: 18px; }
.bprog-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 6px 12px; margin-bottom: 6px; }
.bprog-head h3 { margin: 0; font-size: 17px; }
.tally { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.tally b { color: var(--ink); }
.plist { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.prow { display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 2px 10px; align-items: center; padding: 11px 2px; border-bottom: 1px solid var(--line); font-size: 14px; }
.prow.next { background: var(--blue-soft); border-radius: 10px; }
.prow .idx { font: 500 12px/1 var(--mono); color: var(--muted); text-align: right; }
.prow .key { font-size: 13.5px; }
.prow .plan { color: var(--blue); font-weight: 700; margin-left: 6px; font-size: 13px; }
.prow .who { grid-column: 2 / 4; min-width: 0; font-size: 13px; color: var(--muted); overflow-wrap: anywhere; }
.prow .who b { color: var(--ink); font-weight: 600; }
.prow .who .bad { color: var(--red); }
.plist .empty { padding: 18px 2px; color: var(--muted); font-size: 14px; border-bottom: 1px solid var(--line); }
.pill { display: inline-block; font-size: 12px; font-weight: 700; padding: 2px 9px; border-radius: 999px; white-space: nowrap; background: var(--bg); color: var(--muted); }
.pill[data-tone="info"] { background: var(--blue-soft); color: var(--blue); }
.pill[data-tone="ok"] { background: var(--green-soft); color: var(--green); }
.pill[data-tone="warn"] { background: var(--amber-soft); color: var(--amber); }
.pill[data-tone="bad"] { background: var(--red-soft); color: var(--red); }

/* ---------------------------------------------------------------- query */
#q-keys { height: 120px; }
.qactions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.qactions .btn { margin: 0; }
.qactions .btn.primary-wide { flex: 1 1 160px; }
.group h3 { font-size: 16px; margin: 22px 0 8px; display: flex; gap: 8px; align-items: baseline; }
.group h3 .n { font: 500 13px/1 var(--mono); color: var(--muted); }
.qitem { border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; margin-bottom: 10px; }
.qitem .head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.qitem .head code { font-size: 14px; }
.qitem .head .plan { color: var(--blue); font-weight: 700; margin-left: 8px; font-size: 14px; }
.qitem dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 10px 0 0; font-size: 14px; }
.qitem dt { color: var(--muted); }
.qitem dd { margin: 0; overflow-wrap: anywhere; }
.qitem .linkbtn { margin-top: 10px; color: var(--red); }
.dialog { border: 1.5px solid var(--red-ring); background: var(--red-soft); border-radius: 16px; padding: 16px 18px; margin-top: 16px; }
.dialog h3 { margin: 0 0 6px; font-size: 16px; }
.dialog p { margin: 0 0 12px; font-size: 14px; }
.dialog .qactions { margin-top: 0; }
.btn.danger { background: var(--red); }
.btn.danger:hover { background: #B93A30; }
.newkey { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 10px; background: var(--paper); border-radius: 10px; padding: 10px 12px; }
.newkey code { font-size: 16px; overflow-wrap: anywhere; }

/* ---------------------------------------------------------------- guide */
.gbtns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
.gbtns.two { grid-template-columns: 1fr 1fr; }
.gbtns .btn { margin: 0; height: 50px; font-size: 15px; }
.glist { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.glist li { counter-increment: s; display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start; }
.glist li::before { content: counter(s); width: 26px; height: 26px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-weight: 700; display: grid; place-items: center; font-size: 13px; }
.prose { white-space: pre-wrap; margin: 0; }
.gnote { background: var(--bg); color: var(--muted); border-radius: 12px; padding: 12px 14px; margin: 16px 0 0; font-size: 14px; }
.gbatch { margin: 16px 0 0; font-size: 14.5px; }
.examples-h { font-size: 17px; margin: 24px 0 10px; }
.examples { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ex { margin: 0; border: 1px solid var(--line); border-radius: 14px; padding: 10px; background: var(--bg); }
.ex a { display: block; border-radius: 10px; overflow: hidden; background: var(--paper); }
.ex img { display: block; width: 100%; height: 220px; object-fit: contain; }
.ex figcaption { margin: 8px 2px 0; font-size: 13.5px; }
.ex figcaption b { color: var(--blue); margin-right: 6px; }

/* ---------------------------------------------------------------- below the card */
.trust { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 22px; color: var(--muted); font-size: 14px; margin: 18px 0 14px; padding: 0; list-style: none; }
.trust li { display: inline-flex; align-items: center; gap: 6px; }
.subq { display: grid; grid-template-columns: 48px 1fr auto; gap: 14px; align-items: center; background: var(--paper); border: 1px solid var(--line);
  border-radius: 18px; padding: 14px 16px; color: var(--ink); text-decoration: none; }
.subq:hover { border-color: var(--line-strong); color: var(--ink); }
.subq .ico { width: 48px; height: 48px; border-radius: 12px; background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; }
.subq .t { display: block; font-size: 16px; font-weight: 700; }
.subq .d { display: block; color: var(--muted); font-size: 12.5px; }
.subq .go { background: var(--blue); color: #fff; border-radius: 11px; padding: 9px 14px; font-weight: 700; font-size: 14px; white-space: nowrap; }
.foot { text-align: center; color: var(--muted); font-size: 13.5px; padding: 14px 0 26px; margin: 0; }

@media (max-width: 480px) {
  .qbox { gap: 12px; padding: 14px; }
  .qnum { min-width: 64px; }
  .qnum b { font-size: 34px; }
  .qtxt { padding-left: 12px; }
  .res[data-tone="g"] .rhead { padding: 24px 16px 22px; }
  .top-in { padding: 12px 16px; }
  .brand { font-size: 19px; gap: 10px; }
  .logo { width: 38px; height: 38px; }
  .wrap { padding-top: 16px; }
  .title { font-size: 24px; margin-bottom: 14px; }
  .tabs { padding: 5px; margin-bottom: 12px; }
  .tabs button { font-size: 14.5px; padding: 10px 2px; }
  .card { padding: 18px 18px 20px; }
  .blabels { margin-bottom: 14px; font-size: 12.5px; }
  .ssub { margin-bottom: 14px; }
  .row2 { margin-top: 14px; }
  .gbtns, .gbtns.two, .examples { grid-template-columns: 1fr; }
  .subq { gap: 12px; padding: 12px 14px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* human check requested by the activation service */
.capbox { margin: 14px 0 4px; padding: 14px 16px; border: 1px solid #F1C76B; background: #FFF8E6; border-radius: 12px; }
.capbox p { margin: 0 0 10px; font-size: 14px; color: var(--ink); }
.capbox .btn { margin: 0; }
.capbtn { display: inline-flex; margin: 6px 0 0 0; height: 36px; font-size: 14px; }

/* account restricted by staff (shown at the account check step) */
.blk { border: 0; padding: 28px 24px 22px; border-radius: 20px; width: min(400px, calc(100vw - 32px)); box-sizing: border-box;
  text-align: center; color: var(--ink); background: var(--paper); box-shadow: 0 24px 60px rgba(27, 36, 64, .22); }
.blk::backdrop { background: rgba(27, 36, 64, .45); }
.blk[open] { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.blk-ic { width: 54px; height: 54px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); display: inline-flex; align-items: center; justify-content: center; }
.blk h2 { margin: 0; font-size: 18px; line-height: 1.5; }
.blk p { margin: 0; color: var(--muted); font-size: 14.5px; }
.blk .btn { margin-top: 6px; }

/* admin「前台预览」: made-up data notice */
.preview-bar { position: sticky; top: 0; z-index: 50; background: #FFF4DB; color: #6B4300; border-bottom: 1px solid #F0D9A8; padding: 10px 16px; text-align: center; font-size: 14px; font-weight: 600; }