:root {
  color-scheme: light;
  --page: #f4f8fc;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --ink: #121927;
  --muted: #66758a;
  --quiet: #94a3b8;
  --line: #dce5ef;
  --line-strong: #c8d4e2;
  --blue: #1769e8;
  --blue-dark: #0e4fb4;
  --blue-soft: #eaf2ff;
  --cyan: #0899b6;
  --green: #17845c;
  --green-soft: #eaf8f1;
  --danger: #c43d4c;
  --danger-soft: #fff0f2;
  --orange: #a85b16;
  --orange-soft: #fff4e7;
  --shadow: 0 14px 36px rgba(35, 61, 92, .07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0;
}
button, input, textarea, select { font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, input:focus-visible, textarea:focus-visible, a:focus-visible { outline: 3px solid rgba(23, 105, 232, .18); outline-offset: 2px; }
a { color: inherit; }
svg { display: block; }
[hidden] { display: none !important; }
.shell { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
.site-frame { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.topbar {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-size: 14px; font-weight: 850; text-decoration: none; }
.brand-logo { width: 34px; height: 34px; border: 1px solid var(--line-strong); border-radius: 8px; object-fit: cover; }
.brand-mark { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px; background: var(--ink); color: #fff; font-size: 20px; }
.brand-name { font-size: 17px; font-weight: 850; }
.brand-name span { color: var(--blue); }
.status-pill, .service-state { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; background: rgba(255, 255, 255, .75); color: var(--muted); font-size: 11px; }
.status-dot { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: #2caf7c; box-shadow: 0 0 0 3px rgba(44, 175, 124, .13); }

.recharge-page main { padding-top: 24px; }
.session-guide { min-height: 67px; border: 1px solid #b9d2f2; border-radius: 8px; padding: 13px 15px; background: var(--blue-soft); color: #30445e; }
.session-guide strong { display: block; color: var(--ink); font-size: 12px; }
.session-guide p { margin: 2px 0 0; font-size: 12px; }
.session-guide a { color: #056ab5; text-decoration: underline; text-underline-offset: 2px; }
.session-guide code { color: var(--blue-dark); font-family: "SFMono-Regular", Consolas, monospace; }

.workspace-grid { display: grid; grid-template-columns: minmax(0, 3fr) minmax(340px, 2fr); gap: 22px; align-items: start; margin-top: 22px; }
.panel { border: 1px solid var(--line); border-radius: 8px; background: var(--surface); box-shadow: var(--shadow); }
.main-panel { min-height: 646px; padding: 26px; }
.side-stack { display: grid; gap: 22px; }
.status-panel { min-height: 249px; padding: 26px; }
.account-panel { min-height: 356px; padding: 26px; }
.panel-head { margin-bottom: 45px; }
.panel-head.compact { margin-bottom: 22px; }
.panel-head h2 { margin: 0; font-size: 23px; line-height: 1.2; }
.field-label { display: flex; align-items: center; gap: 9px; margin-bottom: 9px; color: var(--ink); font-size: 12px; font-weight: 800; }
.field-label span { color: var(--quiet); font-size: 10px; font-weight: 500; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  outline: 0;
  background: var(--surface-soft);
  color: var(--ink);
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
input { height: 48px; padding: 0 13px; }
textarea { padding: 13px; resize: vertical; font-family: "SFMono-Regular", Consolas, monospace; font-size: 12px; line-height: 1.55; }
input::placeholder, textarea::placeholder { color: #8e9aab; }
input:focus, textarea:focus { border-color: var(--blue); background: #fff; box-shadow: 0 0 0 3px rgba(23, 105, 232, .1); }
#sessionJson { min-height: 218px; }
.field-hint { margin-top: 8px; color: var(--muted); font-size: 10px; }
.feedback { min-height: 18px; margin-top: 5px; font-size: 11px; }
.feedback.good { color: var(--green); }
.feedback.bad { color: var(--danger); }
.cdk-submit-block { margin-top: 50px; }
.form-actions { display: grid; grid-template-columns: minmax(0, 1fr) 80px; gap: 10px; margin-top: 34px; }
.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 8px;
  padding: 0 16px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 750;
  transition: border-color .16s ease, background .16s ease, color .16s ease, transform .16s ease;
}
.btn svg { width: 15px; height: 15px; }
.btn-primary { border: 1px solid var(--blue); background: var(--blue); color: #fff; }
.btn-primary:hover { border-color: var(--blue-dark); background: var(--blue-dark); transform: translateY(-1px); }
.btn-secondary { border: 1px solid #9cbbe8; background: var(--blue-soft); color: var(--blue-dark); }
.btn-secondary:hover { border-color: var(--blue); background: #dceaff; }
.btn-ghost { border: 1px solid var(--line-strong); background: var(--surface); color: #445268; }
.btn-ghost:hover { border-color: #96a9bf; background: var(--surface-soft); }
.btn:disabled { cursor: wait; opacity: .6; transform: none; }
.btn.full { width: 100%; margin-top: 12px; }
.result-box { margin-top: 14px; border-left: 3px solid var(--green); padding: 12px 13px; background: var(--green-soft); color: var(--green); font-size: 11px; }
.result-box.error { border-color: var(--danger); background: var(--danger-soft); color: var(--danger); }

.status-panel form { margin-top: 0; }
#lookupCdk { min-height: 76px; resize: vertical; }
.lookup-count { margin-top: 7px; color: var(--quiet); font-size: 10px; }
.lookup-count.error { color: var(--danger); }
.lookup-result { min-height: 20px; display: grid; gap: 3px; margin-top: 12px; font-size: 11px; }
.lookup-result.loading { color: var(--muted); }
.lookup-result.unused { color: var(--green); }
.lookup-result.used { color: var(--blue-dark); }
.lookup-result.failed { color: var(--danger); }
.lookup-status { font-size: 12px; }
.lookup-detail { color: inherit; }
.lookup-email { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding-top: 7px; color: var(--muted); }
.lookup-email-value { overflow: hidden; color: var(--ink); text-overflow: ellipsis; white-space: nowrap; }
.lookup-result.batch { gap: 0; }
.lookup-result-head { min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--line); padding: 1px 0 8px; }
.lookup-summary { color: var(--muted); font-size: 10px; }
.lookup-copy-unused { min-height: 28px; display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; gap: 5px; border: 1px solid #9cbbe8; border-radius: 6px; padding: 0 9px; background: var(--blue-soft); color: var(--blue-dark); cursor: pointer; font-size: 9px; font-weight: 800; }
.lookup-copy-unused:hover { border-color: var(--blue); background: #dceaff; }
.lookup-copy-unused svg { width: 12px; height: 12px; }
.lookup-list { max-height: 280px; overflow: auto; }
.lookup-item { min-height: 50px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); padding: 8px 0; }
.lookup-item:last-child { border-bottom: 0; }
.lookup-item-content { min-width: 0; }
.lookup-item-content strong, .lookup-item-content span { display: block; }
.lookup-item-content strong { overflow: hidden; font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.lookup-item-content span { margin-top: 2px; overflow: hidden; color: var(--muted); font-size: 9px; text-overflow: ellipsis; white-space: nowrap; }
.lookup-badge { flex: 0 0 auto; border-radius: 999px; padding: 4px 8px; background: #eef2f6; color: var(--muted); font-size: 9px; font-weight: 800; }
.lookup-badge.unused { background: var(--green-soft); color: var(--green); }
.lookup-badge.used { background: var(--blue-soft); color: var(--blue-dark); }
.lookup-badge.failed { background: var(--danger-soft); color: var(--danger); }

.account-intro { margin: -2px 0 14px; color: var(--muted); font-size: 12px; }
#accountInput { min-height: 109px; }
.account-actions { display: grid; grid-template-columns: minmax(0, 1fr) 72px; gap: 10px; margin-top: 18px; }
.account-summary { margin-top: 17px; border-top: 1px solid var(--line); padding-top: 15px; }
.account-summary-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.account-summary-head strong { font-size: 12px; }
.account-state { border-radius: 999px; padding: 4px 8px; background: #eef2f6; color: var(--muted); font-size: 9px; font-weight: 800; }
.account-state.active { background: var(--green-soft); color: var(--green); }
.account-state.inactive { background: var(--danger-soft); color: var(--danger); }
.account-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 10px; border-top: 1px solid var(--line); }
.account-metric { min-width: 0; border-bottom: 1px solid var(--line); padding: 10px 7px 10px 0; }
.account-metric:nth-child(even) { padding-left: 10px; border-left: 1px solid var(--line); }
.account-metric span, .account-metric b { display: block; }
.account-metric span { color: var(--quiet); font-size: 9px; }
.account-metric b { overflow-wrap: anywhere; margin-top: 3px; font-size: 10px; }
.account-live { margin: 10px 0 0; color: var(--muted); font-size: 9px; }
.account-details { margin-top: 10px; }
.account-details summary { color: var(--blue-dark); cursor: pointer; font-size: 10px; font-weight: 750; }
.account-details pre { max-height: 260px; overflow: auto; margin: 8px 0 0; border-radius: 6px; padding: 12px; background: #172033; color: #d9e8fa; font: 10px/1.55 "SFMono-Regular", Consolas, monospace; white-space: pre-wrap; }

.notice { min-height: 62px; display: flex; align-items: center; gap: 12px; margin-top: 24px; border: 1px solid #c8d9ef; border-radius: 8px; padding: 12px 16px; background: #f8fbff; color: var(--muted); }
.notice-icon { width: 21px; height: 21px; display: grid; flex: 0 0 auto; place-items: center; border: 1px solid #8db4e7; border-radius: 50%; color: var(--blue); font-size: 11px; font-weight: 800; }
.notice p { margin: 0; font-size: 11px; }
.notice b { color: var(--ink); }
.footer { min-height: 72px; display: flex; align-items: center; justify-content: space-between; color: var(--quiet); font-size: 10px; }

.account-confirm-dialog { width: min(430px, calc(100% - 32px)); border: 1px solid var(--line); border-radius: 8px; padding: 26px; background: var(--surface); color: var(--ink); box-shadow: 0 24px 60px rgba(31, 50, 75, .2); }
.account-confirm-dialog::backdrop { background: rgba(43, 60, 82, .34); backdrop-filter: blur(4px); }
.account-confirm-kicker { color: var(--blue); font-size: 10px; font-weight: 850; }
.account-confirm-dialog h2 { margin: 7px 0 8px; font-size: 23px; }
.account-confirm-dialog p { margin: 0; color: var(--muted); font-size: 12px; }
.account-confirm-email { display: block; overflow-wrap: anywhere; margin: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; font-size: 16px; }
.account-confirm-note { color: var(--danger) !important; }
.account-confirm-actions { display: grid; grid-template-columns: 1fr 1.4fr; gap: 10px; margin-top: 22px; }

/* Existing admin and worker pages. */
.topbar-actions { display: flex; align-items: center; gap: 20px; color: var(--muted); font-size: 12px; }
.topbar-link { text-decoration: none; }
.topbar-link:hover { color: var(--blue); }
.page-intro { display: flex; align-items: end; justify-content: space-between; gap: 30px; padding: 48px 0 32px; }
.eyebrow, .section-label { margin: 0; color: var(--blue); font-size: 10px; font-weight: 850; }
.page-intro h1 { margin: 8px 0 7px; font-size: 38px; line-height: 1.15; }
.intro-copy { margin: 0; color: var(--muted); }
.console-mark { width: 74px; height: 74px; display: grid; place-items: center; align-content: center; border: 1px solid var(--line-strong); border-radius: 8px; color: var(--blue); font-size: 12px; font-weight: 900; text-align: center; }
.console-mark span, .console-tag { color: var(--quiet); font-size: 9px; }
.admin-grid, .worker-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 14px; align-items: start; }
.admin-card { min-width: 0; border: 1px solid var(--line); border-radius: 8px; padding: 24px; background: var(--surface); box-shadow: 0 8px 24px rgba(21, 46, 76, .045); }
.card-heading { display: flex; align-items: start; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.card-heading h2 { margin: 5px 0 0; font-size: 21px; line-height: 1.15; }
.card-number, .table-caption, .provider-meta { color: var(--quiet); font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; }
.admin-card label { display: block; margin: 14px 0 8px; font-size: 12px; font-weight: 800; }
.admin-card select { width: 100%; height: 46px; border: 1px solid var(--line); border-radius: 6px; padding: 0 12px; outline: 0; background: var(--surface); color: var(--ink); }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.button-row .primary-button { min-height: 42px; }
.primary-button { min-height: 44px; display: inline-flex; align-items: center; gap: 9px; border: 1px solid var(--blue); border-radius: 7px; padding: 0 16px; background: var(--blue); color: #fff; cursor: pointer; font-size: 12px; font-weight: 800; }
.outline-button { min-height: 38px; border: 1px solid var(--line-strong); border-radius: 6px; padding: 0 12px; background: var(--surface); color: var(--ink); cursor: pointer; font-size: 12px; }
.code-output { min-height: 94px; margin-top: 16px; }
.provider-card, .data-card, .worker-task-card { margin-top: 14px; }
.provider-card .card-heading { align-items: center; margin-bottom: 16px; }
.provider-actions { display: flex; align-items: center; gap: 14px; }
.provider-status { display: inline-flex; align-items: center; gap: 7px; color: var(--green); font-size: 12px; font-weight: 700; }
.provider-meta { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.metric-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 9px; }
.metric { min-width: 0; border: 1px solid var(--line); border-top: 2px solid var(--blue); border-radius: 6px; padding: 14px 13px; background: var(--surface-soft); }
.metric strong, .metric span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.metric strong { font-size: 22px; }
.metric span { margin-top: 5px; color: var(--muted); font-size: 11px; }
.table-scroll { overflow: auto; border: 1px solid var(--line); border-radius: 6px; }
table { width: 100%; min-width: 720px; border-collapse: collapse; font-size: 12px; }
th, td { border-bottom: 1px solid var(--line); padding: 12px 10px; text-align: left; vertical-align: top; white-space: nowrap; }
th { color: var(--quiet); font-size: 10px; }
tbody tr:last-child td { border-bottom: 0; }
.pill { display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 8px; background: #edf0f4; color: #5b6572; font-size: 10px; font-weight: 800; }
.pill.approved, .pill.used, .pill.active, .pill.queued { background: var(--green-soft); color: var(--green); }
.pill.submitted, .pill.locked { background: var(--orange-soft); color: var(--orange); }
.pill.rejected { background: var(--danger-soft); color: var(--danger); }
.result-box.ok { border-color: var(--green); background: var(--green-soft); color: var(--green); }
.result-box.err { border-color: var(--danger); background: var(--danger-soft); color: var(--danger); }
.card-copy { margin: -10px 0 19px; color: var(--muted); font-size: 12px; }
.worker-steps { display: grid; gap: 8px; margin: 20px 0 0; padding-left: 17px; color: var(--muted); font-size: 12px; }
.worker-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 14px; }

@media (max-width: 900px) {
  .shell, .site-frame { width: min(720px, calc(100% - 32px)); }
  .workspace-grid { grid-template-columns: 1fr; }
  .main-panel { min-height: 0; }
  .side-stack { grid-template-columns: 1fr 1fr; align-items: start; }
  .status-panel, .account-panel { min-height: 0; }
  .admin-grid, .worker-grid { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .shell, .site-frame { width: min(100% - 24px, 520px); }
  .topbar { height: 66px; }
  .recharge-page main { padding-top: 16px; }
  .session-guide { padding: 12px; }
  .session-guide p { line-height: 1.65; }
  .workspace-grid { gap: 14px; margin-top: 14px; }
  .main-panel, .status-panel, .account-panel { padding: 20px 18px; }
  .panel-head { margin-bottom: 28px; }
  .panel-head.compact { margin-bottom: 18px; }
  .panel-head h2 { font-size: 21px; }
  #sessionJson { min-height: 180px; }
  .cdk-submit-block { margin-top: 34px; }
  .form-actions { margin-top: 24px; }
  .side-stack { grid-template-columns: 1fr; gap: 14px; }
  .notice { align-items: flex-start; margin-top: 14px; }
  .footer { min-height: 64px; }
  .account-confirm-actions { grid-template-columns: 1fr; }
  .lookup-result-head { align-items: flex-start; flex-direction: column; }
  .page-intro { align-items: start; padding: 34px 0 26px; }
  .page-intro h1 { font-size: 30px; }
  .console-mark { display: none; }
  .field-grid { grid-template-columns: 1fr; }
  .provider-card .card-heading { display: block; }
  .provider-actions { justify-content: space-between; margin-top: 16px; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-card { padding: 19px; }
}