:root {
  --bg: #f6f7fb;
  --bg-2: #ffffff;
  --bg-3: #eef0f7;
  --ink: #0d1124;
  --ink-2: #444b66;
  --ink-3: #7a8199;
  --line: #e1e4ee;
  --line-2: #cfd4e3;
  --brand: #3a4cf5;
  --brand-2: #2636d6;
  --brand-soft: #e7eaff;
  --zest: #d4ff4f;
  --zest-ink: #2b3a00;
  --good: #0f9d63;
  --good-soft: #def7ec;
  --bad: #d6334a;
  --bad-soft: #fde7ea;
  --warn: #b7791f;
  --code-bg: #0d1124;
  --code-ink: #e6e9ff;
  --shadow: 0 1px 2px rgba(13, 17, 36, .05), 0 8px 24px -12px rgba(13, 17, 36, .12);
  --radius: 14px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #090b16; --bg-2: #10132a; --bg-3: #171b36; --ink: #eef0ff; --ink-2: #b4b9d6; --ink-3: #7d84a8;
    --line: #23284a; --line-2: #2f355e; --brand: #6c7bff; --brand-2: #8c98ff; --brand-soft: #1c2150;
    --good-soft: #0d2a20; --bad-soft: #2d1219; --code-bg: #05060d;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px -12px rgba(0,0,0,.6); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #090b16; --bg-2: #10132a; --bg-3: #171b36; --ink: #eef0ff; --ink-2: #b4b9d6; --ink-3: #7d84a8;
  --line: #23284a; --line-2: #2f355e; --brand: #6c7bff; --brand-2: #8c98ff; --brand-soft: #1c2150;
  --good-soft: #0d2a20; --bad-soft: #2d1219; --code-bg: #05060d;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px -12px rgba(0,0,0,.6); color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { display: block; }
code, pre, kbd { font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 6px; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--ink-3); }
.mono { font-family: var(--mono); }
.hidden { display: none !important; }

/* ---------- header ---------- */
.nav { position: sticky; top: 0; z-index: 20; backdrop-filter: saturate(1.4) blur(12px); background: color-mix(in srgb, var(--bg) 82%, transparent); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font: 700 18px var(--display); color: var(--ink); letter-spacing: -.02em; }
.brand:hover { text-decoration: none; }
.brand img { width: 28px; height: 28px; }
.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--ink-2); font-weight: 500; font-size: 14px; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); text-decoration: none; }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.icon-btn { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); background: var(--bg-2); color: var(--ink-2); cursor: pointer; }
.icon-btn:hover { color: var(--ink); border-color: var(--line-2); }
@media (max-width: 760px) { .nav-links { display: none; } .nav .wrap { gap: 12px; } .nav-right .btn.ghost { display: none; } }

/* ---------- buttons & inputs ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 16px; border-radius: 10px; border: 1px solid transparent; font: 600 14px var(--font); cursor: pointer; white-space: nowrap; transition: transform .08s, background .15s, border-color .15s; }
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--brand); color: #fff; }
.btn.primary:hover { background: var(--brand-2); }
.btn.zest { background: var(--zest); color: var(--zest-ink); }
.btn.zest:hover { filter: brightness(.96); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn.ghost:hover { background: var(--bg-3); }
.btn.danger { background: transparent; color: var(--bad); border-color: color-mix(in srgb, var(--bad) 35%, transparent); }
.btn.danger:hover { background: var(--bad-soft); }
.btn.sm { height: 32px; padding: 0 12px; font-size: 13px; border-radius: 8px; }
.btn.lg { height: 48px; padding: 0 22px; font-size: 15px; border-radius: 12px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.input, select.input, textarea.input { width: 100%; height: 42px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line-2); background: var(--bg-2); color: var(--ink); font: 14px var(--font); }
textarea.input { height: auto; padding: 10px 12px; resize: vertical; }
.input:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
label.field { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.form-error { color: var(--bad); font-size: 13px; min-height: 18px; }

/* ---------- generic blocks ---------- */
.card { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--bg-3); color: var(--ink-2); border: 1px solid var(--line); }
.pill.brand { background: var(--brand-soft); color: var(--brand); border-color: transparent; }
.pill.good { background: var(--good-soft); color: var(--good); border-color: transparent; }
.pill.bad { background: var(--bad-soft); color: var(--bad); border-color: transparent; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--good); box-shadow: 0 0 0 3px var(--good-soft); }
.section { padding: 96px 0; }
.section.tight { padding: 64px 0; }
.eyebrow { font: 600 12px var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--brand); margin-bottom: 14px; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -.03em; line-height: 1.08; margin: 0; }
h2 { font-size: clamp(30px, 4.2vw, 46px); }
h3 { font-size: 19px; letter-spacing: -.01em; }
.lead { font-size: 18px; color: var(--ink-2); max-width: 620px; margin: 18px 0 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; margin-bottom: 36px; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: 88px 0 72px; }
.hero::before { content: ''; position: absolute; inset: -40% -10% auto auto; width: 820px; height: 820px; background: radial-gradient(closest-side, color-mix(in srgb, var(--brand) 22%, transparent), transparent 70%); pointer-events: none; }
.hero::after { content: ''; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%); opacity: .55; pointer-events: none; }
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(44px, 6.6vw, 80px); letter-spacing: -.045em; }
.hero h1 em { font-style: normal; background: linear-gradient(100deg, var(--brand), #8a5cff 60%, var(--brand)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .ctas { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.hero .badge-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } }

.flight { padding: 18px; }
.flight-head { display: flex; justify-content: space-between; align-items: center; font: 600 12px var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; }
.flight-row { display: grid; grid-template-columns: 1fr auto auto; gap: 14px; align-items: center; padding: 11px 0; border-top: 1px dashed var(--line); font-size: 14px; }
.flight-row .m { font-family: var(--mono); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.flight-row .was { color: var(--ink-3); text-decoration: line-through; font-size: 12px; font-family: var(--mono); }
.flight-row .now { font: 600 13px var(--mono); }
.flight-foot { margin-top: 10px; font-size: 12px; color: var(--ink-3); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-2); }
.stat { padding: 26px 24px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat .v { font: 700 clamp(26px, 3.2vw, 36px) var(--display); letter-spacing: -.03em; }
.stat .k { color: var(--ink-3); font-size: 13px; margin-top: 2px; }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); } .stat:nth-child(2) { border-right: 0; } .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); } }

/* ---------- model table ---------- */
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar .search { flex: 1 1 260px; position: relative; }
.toolbar .search input { padding-left: 38px; }
.toolbar .search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--ink-3); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { height: 34px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--bg-2); color: var(--ink-2); font: 500 13px var(--font); cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.chip .n { font: 500 11px var(--mono); color: var(--ink-3); }
.chip.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip.on .n { color: color-mix(in srgb, var(--bg) 70%, transparent); }
.table-wrap { overflow-x: auto; }
table.models { width: 100%; border-collapse: collapse; font-size: 14px; }
table.models th { text-align: left; font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); padding: 12px 16px; border-bottom: 1px solid var(--line); white-space: nowrap; background: var(--bg-2); position: sticky; top: 0; }
table.models th.sortable { cursor: pointer; user-select: none; }
table.models th.sortable:hover { color: var(--ink); }
table.models td { padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.models tr:last-child td { border-bottom: 0; }
table.models tbody tr:hover td { background: var(--bg-3); }
.mname { font: 600 13.5px var(--mono); }
.msub { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.price { font: 600 13px var(--mono); white-space: nowrap; }
.price .was { display: block; font-weight: 400; font-size: 11.5px; color: var(--ink-3); text-decoration: line-through; }
.off { display: inline-block; padding: 2px 8px; border-radius: 6px; font: 700 12px var(--mono); background: var(--zest); color: var(--zest-ink); }
.off.none { background: var(--bg-3); color: var(--ink-3); font-weight: 500; }
.copy-id { border: 0; background: none; color: var(--ink-3); cursor: pointer; padding: 2px; margin-left: 4px; vertical-align: middle; }
.copy-id:hover { color: var(--brand); }
.table-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 16px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-3); flex-wrap: wrap; }
@media (max-width: 700px) { .hide-sm { display: none; } table.models td, table.models th { padding: 12px 10px; } }

/* ---------- code ---------- */
.code { background: var(--code-bg); color: var(--code-ink); border-radius: var(--radius); overflow: hidden; border: 1px solid color-mix(in srgb, var(--code-ink) 10%, transparent); }
.code-tabs { display: flex; gap: 2px; padding: 8px 8px 0; border-bottom: 1px solid rgba(255,255,255,.08); overflow-x: auto; }
.code-tabs button { border: 0; background: none; color: #8f96c4; font: 500 13px var(--font); padding: 8px 12px 10px; cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.code-tabs button.on { color: #fff; border-bottom-color: var(--zest); }
.code-tabs .spacer { flex: 1; }
.code pre { margin: 0; padding: 20px 22px; overflow-x: auto; font-size: 13px; line-height: 1.7; }
.code .copy { margin: 4px 4px 6px; color: #8f96c4; background: rgba(255,255,255,.06); border: 0; border-radius: 6px; font: 500 12px var(--font); padding: 4px 10px; cursor: pointer; }
.code .copy:hover { color: #fff; }
.tok-k { color: #ff9bd2; } .tok-s { color: #d4ff4f; } .tok-c { color: #6e76a8; } .tok-h { color: #8fd3ff; background: rgba(143, 211, 255, .12); border-radius: 4px; padding: 1px 3px; }
pre.inline-code, code.inline { background: var(--bg-3); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: 12.5px; }

.switch-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.diff { display: grid; gap: 10px; margin-top: 28px; }
.diff-row { display: grid; grid-template-columns: 90px 1fr; gap: 10px; align-items: center; font-family: var(--mono); font-size: 13px; }
.diff-row .k { color: var(--ink-3); }
.diff-row .v { padding: 10px 12px; border-radius: 10px; background: var(--bg-2); border: 1px solid var(--line); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.diff-row .v.new { border-color: color-mix(in srgb, var(--brand) 40%, transparent); background: var(--brand-soft); color: var(--brand); }
@media (max-width: 900px) { .switch-grid { grid-template-columns: 1fr; } }

/* ---------- features ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.feature { padding: 24px; }
.feature .ic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--brand-soft); color: var(--brand); margin-bottom: 16px; }
.feature p { color: var(--ink-2); margin: 8px 0 0; font-size: 14.5px; }

.ledger-card { padding: 0; overflow: hidden; }
.ledger-card .row { display: flex; justify-content: space-between; gap: 16px; padding: 14px 20px; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 13px; }
.ledger-card .row:last-child { border-bottom: 0; }
.ledger-card .row .k { color: var(--ink-3); }
.ledger-card .row .kept { color: var(--good); }
.ledger-card .row .dropped { color: var(--ink-3); text-decoration: line-through; }

.steps { counter-reset: s; display: grid; gap: 14px; }
.step { display: grid; grid-template-columns: 36px 1fr; gap: 14px; align-items: start; }
.step::before { counter-increment: s; content: counter(s); width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; font: 700 14px var(--mono); background: var(--ink); color: var(--bg); }
.step p { margin: 4px 0 0; color: var(--ink-2); font-size: 14px; }

.cta-band { border-radius: 24px; padding: 56px; background: var(--ink); color: var(--bg); display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; position: relative; overflow: hidden; }
.cta-band::after { content: ''; position: absolute; right: -120px; top: -120px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--zest) 40%, transparent), transparent); }
.cta-band h2 { color: var(--bg); }
.cta-band p { color: color-mix(in srgb, var(--bg) 70%, transparent); }
.cta-band form { position: relative; z-index: 1; display: grid; gap: 10px; }
.cta-band .input { background: color-mix(in srgb, var(--bg) 8%, transparent); border-color: color-mix(in srgb, var(--bg) 20%, transparent); color: var(--bg); }
.cta-band .input::placeholder { color: color-mix(in srgb, var(--bg) 50%, transparent); }
@media (max-width: 860px) { .cta-band { grid-template-columns: 1fr; padding: 32px 22px; } }

footer.site { border-top: 1px solid var(--line); padding: 40px 0 56px; color: var(--ink-3); font-size: 13px; }
footer.site .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer.site nav { display: flex; gap: 20px; flex-wrap: wrap; }
footer.site a { color: var(--ink-2); }

/* ---------- docs ---------- */
.docs { display: grid; grid-template-columns: 220px 1fr; gap: 48px; padding: 48px 0 96px; }
.docs aside { position: sticky; top: 88px; align-self: start; display: grid; gap: 2px; }
.docs aside a { color: var(--ink-2); padding: 6px 10px; border-radius: 8px; font-size: 14px; }
.docs aside a:hover { background: var(--bg-3); text-decoration: none; }
.docs article { min-width: 0; max-width: 780px; }
.docs article h1 { font-size: 40px; margin-bottom: 8px; }
.docs article h2 { font-size: 26px; margin: 56px 0 12px; scroll-margin-top: 90px; }
.docs article p, .docs article li { color: var(--ink-2); }
.docs article .code { margin: 16px 0; }
.docs table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
.docs table td, .docs table th { border-bottom: 1px solid var(--line); padding: 9px 10px; text-align: left; vertical-align: top; }
.docs table th { font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); }
.callout { border-left: 3px solid var(--brand); background: var(--brand-soft); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 16px 0; font-size: 14px; color: var(--ink); }
@media (max-width: 860px) { .docs { grid-template-columns: 1fr; } .docs aside { display: none; } }

/* ---------- auth ---------- */
.auth-page { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.auth-side { background: var(--ink); color: var(--bg); padding: 40px; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; }
.auth-side .brand { color: var(--bg); }
.auth-side blockquote { font: 600 30px/1.2 var(--display); letter-spacing: -.02em; margin: 0; max-width: 440px; }
.auth-side .tiny { color: color-mix(in srgb, var(--bg) 55%, transparent); font-size: 13px; }
.auth-main { display: grid; place-items: center; padding: 40px 24px; }
.auth-box { width: 100%; max-width: 380px; display: grid; gap: 16px; }
.auth-box h1 { font-size: 30px; }
@media (max-width: 860px) { .auth-page { grid-template-columns: 1fr; } .auth-side { display: none; } }

/* ---------- dashboard ---------- */
.app { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.side { border-right: 1px solid var(--line); background: var(--bg-2); padding: 18px 14px; display: flex; flex-direction: column; gap: 22px; position: sticky; top: 0; height: 100vh; }
.side nav { display: grid; gap: 2px; }
.side nav a { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 9px; color: var(--ink-2); font-weight: 500; font-size: 14px; }
.side nav a:hover { background: var(--bg-3); text-decoration: none; color: var(--ink); }
.side nav a.on { background: var(--brand-soft); color: var(--brand); }
.side .wallet { margin-top: auto; padding: 14px; border-radius: 12px; background: var(--bg-3); border: 1px solid var(--line); }
.side .wallet .v { font: 700 22px var(--display); letter-spacing: -.02em; }
.main { padding: 32px 40px 80px; min-width: 0; }
.main-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.main-head h1 { font-size: 28px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.kpi { padding: 18px; }
.kpi .k { color: var(--ink-3); font-size: 13px; }
.kpi .v { font: 700 26px var(--display); letter-spacing: -.03em; margin-top: 4px; }
.kpi .s { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.panel { padding: 20px; }
.panel h3 { margin-bottom: 14px; }
.chart { height: 180px; display: flex; align-items: end; gap: 4px; padding-top: 10px; }
.chart .b { flex: 1; background: var(--brand); border-radius: 4px 4px 0 0; min-height: 2px; opacity: .85; position: relative; }
.chart .b:hover { opacity: 1; }
.chart .b:hover::after { content: attr(data-tip); position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); font: 500 11px var(--mono); padding: 4px 7px; border-radius: 6px; white-space: nowrap; z-index: 2; }
.chart-axis { display: flex; justify-content: space-between; font: 11px var(--mono); color: var(--ink-3); margin-top: 6px; }
table.list { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.list th { text-align: left; font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .07em; color: var(--ink-3); padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.list td { padding: 11px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.list tr:last-child td { border-bottom: 0; }
.empty { padding: 40px 20px; text-align: center; color: var(--ink-3); }
.secret-box { display: flex; gap: 8px; align-items: center; padding: 12px; border-radius: 10px; background: var(--bg-3); border: 1px dashed var(--line-2); font: 13px var(--mono); word-break: break-all; }
.pg { display: grid; grid-template-columns: 1fr 280px; gap: 16px; }
.pg-log { min-height: 360px; max-height: 60vh; overflow-y: auto; padding: 18px; display: grid; gap: 14px; align-content: start; }
.msg { display: grid; gap: 4px; }
.msg .who { font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); }
.msg .txt { white-space: pre-wrap; line-height: 1.6; }
.msg.user .txt { background: var(--bg-3); padding: 10px 12px; border-radius: 10px; }
.pg-input { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--line); }
.pg-meta { font: 12px var(--mono); color: var(--ink-3); }
.topup-amounts { display: flex; gap: 8px; flex-wrap: wrap; }
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 14px; opacity: 0; transition: .2s; z-index: 100; pointer-events: none; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.mobile-top { display: none; }
@media (max-width: 1000px) { .kpis { grid-template-columns: repeat(2, 1fr); } .pg { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; padding: 12px 16px; gap: 10px; border-right: 0; border-bottom: 1px solid var(--line); }
  .side nav { display: flex; overflow-x: auto; width: 100%; order: 3; }
  .side .wallet { margin: 0 0 0 auto; padding: 6px 10px; }
  .side .wallet .v { font-size: 16px; }
  .side .wallet .muted, .side .wallet .btn { display: none; }
  .main { padding: 20px 16px 60px; }
}

/* ---------- i18n ---------- */
/* Pages carry both languages; site.js sets <html lang> before the body renders, so only one is ever shown. */
html[lang^="zh"] [data-lang="en"],
html:not([lang^="zh"]) [data-lang="zh"] { display: none !important; }
.lang-btn { width: auto; min-width: 36px; padding: 0 10px; font: 600 12px var(--font); letter-spacing: .02em; }

/* ---------- Claude Code / Codex switch ---------- */
/* minmax(0, 1fr): grid columns otherwise grow to fit the long one-line command and overflow small screens. */
.sw { max-width: 880px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.sw-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 6px; }
.sw-head h2 { font-size: clamp(26px, 3.4vw, 36px); }
.sw-seg { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--bg-3); border: 1px solid var(--line); }
.sw-seg button { border: 0; background: none; color: var(--ink-3); font: 500 13px var(--font); padding: 7px 16px; border-radius: 999px; cursor: pointer; transition: background .15s, color .15s; }
.sw-seg button[aria-selected="true"] { background: var(--bg-2); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .08); }
.sw-cmd { display: flex; align-items: center; gap: 12px; padding: 8px 8px 8px 18px; border-radius: 14px; background: var(--code-bg); color: var(--code-ink); }
.sw-cmd code { flex: 1; min-width: 0; overflow-x: auto; white-space: nowrap; font: 13.5px/2.2 var(--mono); scrollbar-width: none; }
.sw-cmd code::-webkit-scrollbar { display: none; }
.sw-prompt { font: 600 13.5px var(--mono); color: var(--zest); user-select: none; }
.sw-copy { flex: none; border: 0; border-radius: 10px; padding: 9px 16px; background: rgba(255, 255, 255, .1); color: #fff; font: 500 13px var(--font); cursor: pointer; }
.sw-copy:hover { background: rgba(255, 255, 255, .18); }
.sw-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px 20px; flex-wrap: wrap; font-size: 13px; color: var(--ink-3); }
.sw-model { display: flex; align-items: center; gap: 8px; }
.sw-model select { border: 0; background: none; color: var(--ink); font: 500 13px var(--mono); padding: 2px 0; cursor: pointer; max-width: 260px; }
.sw-model select:focus { outline: none; text-decoration: underline; }
.sw-links { display: flex; gap: 18px; flex-wrap: wrap; }
.sw-links a, .sw-links button { border: 0; background: none; padding: 0; color: var(--ink-3); font: inherit; cursor: pointer; text-decoration: none; }
.sw-links a:hover, .sw-links button:hover { color: var(--ink); }
.sw-hint { margin: 0; font-size: 13px; color: var(--ink-3); }
@media (max-width: 640px) { .sw-head { align-items: start; } .sw-cmd { padding-left: 14px; } .sw-cmd code { font-size: 12.5px; } }

/* Resolution / size label in front of a per-unit price (768P, 2K, 1024x1024). */
.price .res { margin-right: 6px; font: 500 11px var(--mono); color: var(--ink-3); }

/* In-page confirmation dialog (TF.confirm). */
.confirm-wrap { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); display: grid; place-items: center; z-index: 200; padding: 16px; }
.confirm-box { background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 20px; width: min(420px, 100%); box-shadow: 0 12px 40px rgba(0, 0, 0, .3); }
.confirm-box p { margin: 0 0 16px; font-size: 14px; line-height: 1.6; }
.confirm-actions { display: flex; justify-content: flex-end; gap: 8px; }