:root {
  --bg: var(--tg-theme-bg-color, #ffffff);
  --fg: var(--tg-theme-text-color, #111418);
  --hint: var(--tg-theme-hint-color, #7a8594);
  --link: var(--tg-theme-link-color, #2481cc);
  --btn: var(--tg-theme-button-color, #2481cc);
  --btn-fg: var(--tg-theme-button-text-color, #ffffff);
  --sec: var(--tg-theme-secondary-bg-color, #f1f3f6);
  --card: var(--tg-theme-section-bg-color, #ffffff);
  --line: color-mix(in srgb, var(--fg) 10%, transparent);
  --ok: #2fae66;
  --bad: #e5484d;
  --r: 18px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-tg]) { --bg: #17212b; --fg: #f1f4f8; --hint: #8596a8; --sec: #0e1621; --card: #1c2733; --btn: #3a8fd9; }
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--sec); color: var(--fg); font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
.app { max-width: 560px; margin: 0 auto; padding: 0 0 calc(24px + env(safe-area-inset-bottom)); min-height: 100vh; }
.top { background: var(--bg); padding: 14px 16px 10px; border-radius: 0 0 var(--r) var(--r); position: sticky; top: 0; z-index: 5; box-shadow: 0 1px 0 var(--line); }
.brand { display: flex; align-items: center; gap: 12px; }
.logo { width: 42px; height: 42px; border-radius: 13px; display: grid; place-items: center; font-size: 22px; color: #fff; background: linear-gradient(135deg, #3aa0ff, #2563eb); flex: none; box-shadow: 0 4px 14px rgba(37, 99, 235, .35); }
h1 { margin: 0; font-size: 20px; line-height: 1.2; }
.chip { margin: 2px 0 0; font-size: 13px; color: var(--hint); }
.tabs { display: flex; gap: 6px; margin-top: 12px; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab { flex: 1 1 0; min-width: 0; border: 0; background: var(--sec); color: var(--hint); padding: 8px 4px; border-radius: 12px; font: inherit; font-size: 13.5px; font-weight: 600; cursor: pointer; white-space: nowrap; text-align: center; }
.tab.on { background: var(--btn); color: var(--btn-fg); }
main { padding: 14px 16px 0; }
.view { display: none; } .view.on { display: block; }
.card { background: var(--card); border-radius: var(--r); padding: 16px; margin-bottom: 12px; box-shadow: 0 1px 0 var(--line); }
.hero { background: linear-gradient(160deg, color-mix(in srgb, var(--btn) 12%, var(--card)), var(--card) 60%); }
.lead { margin: 0 0 12px; font-size: 15px; }
.field { display: flex; gap: 8px; margin-bottom: 10px; }
input { flex: 1; min-width: 0; font: inherit; color: var(--fg); background: var(--sec); border: 1.5px solid transparent; border-radius: 14px; padding: 13px 14px; outline: none; }
input:focus { border-color: var(--btn); }
button { font: inherit; cursor: pointer; }
button:disabled { opacity: .5; cursor: default; }
.primary { width: 100%; border: 0; border-radius: 14px; padding: 14px; font-size: 16px; font-weight: 700; background: var(--btn); color: var(--btn-fg); }
.primary:active:not(:disabled) { transform: scale(.985); }
.ghost { border: 0; border-radius: 14px; padding: 0 14px; background: var(--sec); color: var(--link); font-weight: 600; font-size: 14px; }
.danger { border: 0; border-radius: 12px; padding: 10px 16px; background: color-mix(in srgb, var(--bad) 14%, transparent); color: var(--bad); font-weight: 600; }
.sites { margin: 12px 0 0; font-size: 12.5px; color: var(--hint); text-align: center; }
.hint { margin: 4px 0 0; color: var(--hint); font-size: 13px; }
.note { border-radius: 14px; padding: 12px 14px; margin-bottom: 12px; background: color-mix(in srgb, var(--bad) 12%, var(--card)); color: var(--fg); font-size: 14px; white-space: pre-wrap; }
.note.info { background: color-mix(in srgb, var(--btn) 12%, var(--card)); }
.note button { margin-top: 8px; display: block; }
.spin { width: 34px; height: 34px; border-radius: 50%; border: 3.5px solid var(--line); border-top-color: var(--btn); margin: 4px auto 10px; animation: sp 0.9s linear infinite; }
@keyframes sp { to { transform: rotate(360deg); } }
.work-t { margin: 0; text-align: center; font-weight: 600; }
#work .hint { text-align: center; }
.title { margin: 0; font-size: 17px; font-weight: 700; word-break: break-word; }
.meta { margin: 4px 0 0; color: var(--hint); font-size: 13px; }
.sec-t { margin: 16px 0 8px; font-size: 13px; font-weight: 700; color: var(--hint); text-transform: uppercase; letter-spacing: .04em; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.q { border: 1.5px solid var(--line); background: var(--card); color: var(--fg); border-radius: 14px; padding: 11px 12px; text-align: left; display: flex; flex-direction: column; gap: 2px; }
.q b { font-size: 16px; } .q small { color: var(--hint); font-size: 12.5px; }
.q.ok { border-color: color-mix(in srgb, var(--btn) 45%, transparent); } .q.ok:active { background: color-mix(in srgb, var(--btn) 14%, var(--card)); }
.q.aud { border-color: color-mix(in srgb, var(--ok) 50%, transparent); }
.q.locked, .q.big { opacity: .55; }
.bar { height: 10px; border-radius: 99px; background: var(--sec); overflow: hidden; margin: 14px 0 8px; }
.bar > i { display: block; height: 100%; width: 0; border-radius: 99px; background: linear-gradient(90deg, #3aa0ff, #2563eb); transition: width .5s ease; }
.bar.ind > i { width: 40% !important; animation: ind 1.2s ease-in-out infinite alternate; }
@keyframes ind { from { margin-left: 0; } to { margin-left: 60%; } }
.pct { display: flex; justify-content: space-between; font-size: 13px; color: var(--hint); }
.done { text-align: center; padding: 8px 0; }
.done .big { font-size: 46px; line-height: 1; margin-bottom: 8px; }
.done h2 { margin: 0 0 4px; font-size: 19px; }
.row { display: flex; gap: 8px; margin-top: 14px; }
.row > button { flex: 1; }
.sec { flex: 1; border: 0; border-radius: 14px; padding: 13px; background: var(--sec); color: var(--fg); font-weight: 600; }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.kv:last-child { border-bottom: 0; } .kv span:first-child { color: var(--hint); }
.plan { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; border-radius: 14px; background: var(--sec); margin-top: 8px; }
.plan b { font-size: 16px; } .plan small { display: block; color: var(--hint); }
.plan .pr { font-weight: 700; font-size: 17px; }
.pre { white-space: pre-wrap; margin: 0; font-size: 15px; }
h3 { margin: 0 0 8px; font-size: 17px; }
a { color: var(--link); }
ul.tips { margin: 8px 0 0; padding-left: 20px; } ul.tips li { margin: 5px 0; }
[hidden] { display: none !important; }
.docsw[aria-pressed=true]{outline:2px solid var(--btn,#2481cc)}