:root { color-scheme: light dark; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #17202a; background: #f4f7fa; font-synthesis: none; }
@media (prefers-color-scheme: dark) { :root { color: #edf2f7; background: #11161c; } }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-width: 320px; }
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: wait; opacity: .6; }
.shell { width: min(1160px, calc(100% - 32px)); margin: 0 auto; padding: 32px 0 64px; }
.auth-panel { width: min(440px, 100%); margin: 10vh auto 0; padding: 32px; border: 1px solid #dce4eb; border-radius: 10px; background: #fff; box-shadow: 0 12px 36px rgb(20 38 56 / 8%); }
@media (prefers-color-scheme: dark) { .auth-panel, .metric, .plan-card, .notice, table, .detail-dialog { background: #18212b; border-color: #2b3947; } }
h1, h2, h3, p { margin: 0; }
h1 { margin-top: 6px; font-size: clamp(1.5rem, 3vw, 2.1rem); letter-spacing: 0; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1rem; }
.eyebrow { color: #3977a9; font-size: .7rem; font-weight: 700; letter-spacing: .08em; }
.muted { color: #647384; font-size: .86rem; line-height: 1.5; }
@media (prefers-color-scheme: dark) { .muted { color: #a8b5c2; } }
.stack { display: grid; gap: 18px; }
form.stack { margin-top: 26px; }
label { display: grid; gap: 7px; color: #4f6070; font-size: .82rem; font-weight: 600; }
input, select, textarea { width: 100%; height: 36px; padding: 0 10px; border: 1px solid #cbd7e1; border-radius: 5px; color: inherit; background: transparent; outline: none; }
textarea { height: auto; min-height: 72px; padding: 8px 10px; resize: vertical; font: .78rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; }
input:focus, select:focus { border-color: #3977a9; box-shadow: 0 0 0 3px rgb(57 119 169 / 17%); }
button { min-height: 36px; border-radius: 5px; border: 1px solid transparent; padding: 0 14px; }
.primary { color: white; background: #3977a9; }
.primary:hover { background: #2e628e; }
.secondary { color: #2d536f; background: transparent; border-color: #b9c9d7; }
.secondary:hover { background: rgb(57 119 169 / 8%); }
.topbar, .section-heading, .card-heading, .top-actions, .filter-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.topbar { padding-bottom: 24px; border-bottom: 1px solid #d8e1e9; }
.top-actions { flex-wrap: wrap; justify-content: flex-end; }
.operator { max-width: 260px; overflow: hidden; color: #647384; font-size: .82rem; text-overflow: ellipsis; white-space: nowrap; }
.tabs { display: flex; gap: 6px; overflow-x: auto; padding: 18px 0; border-bottom: 1px solid #d8e1e9; }
.tab { color: #647384; background: transparent; border: 0; white-space: nowrap; }
.tab.active { color: #3977a9; box-shadow: inset 0 -2px #3977a9; }
.view { padding-top: 28px; }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.metric { min-height: 122px; display: grid; align-content: space-between; gap: 8px; padding: 18px; border: 1px solid #dce4eb; border-radius: 8px; background: #fff; }
.metric > span { color: #647384; font-size: .82rem; }
.metric strong { font-size: 1.55rem; font-variant-numeric: tabular-nums; }
.metric small { color: #7b8996; font-size: .75rem; }
.status { color: #647384; }
.status.ok { color: #2f8b5c; }
.status.bad { color: #c14f4f; }
.notice { display: flex; gap: 12px; align-items: baseline; padding: 14px 16px; border: 1px solid #c6dce9; border-left: 3px solid #3977a9; border-radius: 6px; background: #fff; font-size: .86rem; }
.card-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.plan-card { display: grid; gap: 15px; padding: 20px; border: 1px solid #dce4eb; border-radius: 8px; background: #fff; }
.plan-price { color: #3977a9; font-size: 1.7rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.plan-price small { color: #647384; font-size: .8rem; font-weight: 500; }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; }
.facts div { padding: 10px; border-radius: 5px; background: rgb(100 115 132 / 8%); }
.facts dt { color: #647384; font-size: .72rem; }
.facts dd { margin: 4px 0 0; font-size: .86rem; font-variant-numeric: tabular-nums; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag, .pill { display: inline-flex; align-items: center; min-height: 24px; padding: 0 8px; border-radius: 99px; font-size: .72rem; white-space: nowrap; }
.tag { color: #3977a9; background: rgb(57 119 169 / 11%); }
.pill { color: #647384; background: rgb(100 115 132 / 12%); }
.pill-active, .pill-success { color: #2f8b5c; background: rgb(47 139 92 / 13%); }
.pill-expired, .pill-revoked, .pill-failed, .pill-bad { color: #bd5050; background: rgb(189 80 80 / 13%); }
.feature-list { display: grid; gap: 5px; margin: 0; padding-left: 18px; color: #647384; font-size: .82rem; }
.filter-row { justify-content: flex-start; flex-wrap: wrap; margin-top: 18px; }
.filter-row label { width: min(220px, 100%); }
.balance-form { margin-top: 16px; }
.captcha-panel { display: grid; gap: 10px; margin: 2px 0 0; padding: 12px; border: 1px solid #dce4eb; border-radius: 6px; }
.captcha-panel legend { padding: 0 4px; color: #4f6070; font-size: .82rem; font-weight: 600; }
.pagination { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; }
.pagination > div { display: flex; gap: 8px; }
.settings-list { display: grid; gap: 1px; overflow: hidden; border: 1px solid #dce4eb; border-radius: 8px; background: #dce4eb; }
.settings-list > div { display: flex; justify-content: space-between; gap: 18px; padding: 15px 16px; background: #fff; font-size: .84rem; }
.settings-list strong { font-weight: 600; text-align: right; }
@media (prefers-color-scheme: dark) { .settings-list { border-color: #2b3947; background: #2b3947; } .settings-list > div { background: #18212b; } }
.table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin-top: 18px; border: 1px solid #dce4eb; border-radius: 8px; }
table { width: 100%; min-width: 760px; border-collapse: collapse; background: #fff; }
th, td { padding: 13px 14px; border-bottom: 1px solid #e2e8ee; text-align: left; vertical-align: top; font-size: .82rem; white-space: nowrap; }
th { color: #647384; font-size: .74rem; font-weight: 600; background: rgb(100 115 132 / 6%); }
tr:last-child td { border-bottom: 0; }
code { color: #3977a9; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78rem; }
.link-button { min-height: 28px; padding: 0; color: #3977a9; background: transparent; border: 0; }
.empty { padding: 32px; color: #647384; text-align: center; }
.error { color: #b84d4d; font-size: .84rem; }
.detail-dialog { width: min(720px, calc(100% - 28px)); max-height: min(700px, calc(100dvh - 28px)); padding: 0; border: 1px solid #dce4eb; border-radius: 8px; color: inherit; background: #fff; }
.detail-dialog::backdrop { background: rgb(15 27 39 / 42%); }
.dialog-heading { display: flex; justify-content: space-between; align-items: center; padding: 16px 18px; border-bottom: 1px solid #dce4eb; }
.icon-button { width: 32px; min-height: 32px; padding: 0; color: #647384; background: transparent; border: 0; font-size: 1.3rem; }
pre { max-height: 580px; overflow: auto; margin: 0; padding: 18px; font: .76rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; overflow-wrap: anywhere; }
@media (max-width: 760px) {
  .shell { width: min(100% - 20px, 600px); padding-top: 18px; }
  .auth-panel { margin-top: 4vh; padding: 22px; }
  .topbar, .section-heading { align-items: flex-start; flex-direction: column; }
  .top-actions { width: 100%; justify-content: space-between; }
  .metric-grid, .card-list { grid-template-columns: 1fr; }
  .metric { min-height: 104px; }
  .notice { align-items: flex-start; flex-direction: column; gap: 5px; }
  .filter-row { align-items: stretch; flex-direction: column; }
  .filter-row label { width: 100%; }
  .filter-row button { width: 100%; }
  .pagination { align-items: stretch; flex-direction: column; }
  .pagination > div { width: 100%; }
  .pagination button { flex: 1; }
  .settings-list > div { align-items: flex-start; flex-direction: column; gap: 5px; }
  .settings-list strong { text-align: left; }
}