/* Console — a quiet frame around the products, with one illustrated workspace. */
:root {
  --paper: #fff;
  --surface: #f7f8fa;
  --line: #e6e8ec;
  --ink: #0e1116;
  --muted: #5b6472;
  --blue: #3b5bff;
  --blue-deep: #2d46d6;
  --accent: var(--blue);
  --font: "DM Sans Variable", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --mono: "JetBrains Mono Variable", "PingFang SC", "Microsoft YaHei", monospace;
  --wrap: 1120px;
  --gutter: clamp(20px, 4vw, 48px);
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 100px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 15px/1.8 var(--font); -webkit-font-smoothing: antialiased; overflow-wrap: anywhere; }
button, select { font: inherit; }
button, a, select { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
img, svg { max-width: 100%; vertical-align: middle; }
img { height: auto; }
h1, h2, h3, p, figure, dl { margin: 0; }
h1, h2, h3 { line-height: 1.35; font-weight: 650; letter-spacing: -.035em; }
h1 { font-size: clamp(34px, 4.8vw, 58px); }
h2 { font-size: clamp(26px, 3vw, 34px); }
h3 { font-size: 19px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; border-radius: 4px; }
::selection { background: #e2e8ff; color: var(--ink); }
.wrap { width: min(calc(100% - 2 * var(--gutter)), var(--wrap)); margin-inline: auto; }
.sr, .skip:not(:focus) { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip:focus { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 10px 20px; background: var(--ink); color: white; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 46px; padding: 10px 20px; border: 1px solid #d9dde4; border-radius: 8px; background: white; color: var(--ink); text-decoration: none; font-size: 14px; line-height: 1.5; font-weight: 600; box-shadow: 0 2px 3px #0e111605; }
.btn:hover { background: var(--surface); border-color: #b7becb; }
.btn-solid { background: var(--blue); color: white; border-color: var(--blue); box-shadow: 0 2px 4px #3b5bff1a, inset 0 1px 0 #ffffff26; }
.btn-solid:hover { background: var(--blue-deep); border-color: var(--blue-deep); }
.btn > span[aria-hidden] { font-size: 18px; font-weight: 400; line-height: 1; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.lede { max-width: 42em; margin-top: 20px; color: var(--muted); font-size: clamp(16px, 1.7vw, 18px); line-height: 1.9; }
.more { display: inline-flex; align-items: center; gap: 14px; color: var(--blue-deep); font-size: 14px; font-weight: 600; text-decoration: none; }
.more:hover { text-decoration: underline; text-underline-offset: 5px; }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 30px; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; font-weight: 500; letter-spacing: .04em; margin-bottom: 12px; }
.c-section { padding-block: 80px; }
/* Global chrome. Opaque surfaces keep the white frame clear. */
.top { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: white; }
.top-row { display: flex; align-items: center; gap: 28px; min-height: 76px; }
.mark { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); text-decoration: none; font-size: 21px; font-weight: 750; letter-spacing: -.045em; line-height: 1.2; flex-shrink: 0; }
.mark-icon { width: 32px; height: 32px; color: var(--blue); }
.nav { display: flex; align-items: center; gap: clamp(16px, 2vw, 28px); margin-inline: auto; }
.nav a { position: relative; padding-block: 26px; color: var(--muted); text-decoration: none; font-size: 13px; white-space: nowrap; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav a[aria-current="page"]::after { content: ""; position: absolute; height: 2px; inset: auto 0 -1px; background: var(--blue); }
.top-cta { min-height: 36px; padding: 8px 13px; gap: 12px; font-size: 12px; }
.menu { display: none; align-items: center; gap: 12px; margin-left: auto; padding: 7px 12px; border: 1px solid var(--line); background: white; border-radius: 7px; color: var(--ink); cursor: pointer; }
#mnav { display: none; }
/* Hero and the single animated surface. All car states are explicitly illustrative. */
.c-hero { padding-top: 72px; }
.hero-copy { text-align: center; max-width: 790px; margin-inline: auto; }
.hero-copy .eyebrow { justify-content: center; margin-bottom: 24px; }
.console-glyph { color: var(--blue); font: 600 18px/1 var(--mono); }
.eyebrow-divider { height: 12px; width: 1px; background: #d4d8df; margin-inline: 2px; }
.hero-copy h1 { font-size: clamp(36px, 5.2vw, 66px); letter-spacing: -.055em; font-weight: 650; line-height: 1.25; text-wrap: balance; }
.hero-copy .lede { max-width: 650px; margin: 22px auto 0; font-size: 16px; }
.hero-copy .actions { justify-content: center; margin-top: 28px; }
.console-preview { max-width: 990px; margin: 58px auto 0; border: 1px solid #dce0e7; border-radius: 13px; background: white; box-shadow: 0 32px 70px -35px #1a2c5640, 0 4px 12px #17284e06, 0 0 0 6px #f7f8fa; overflow: hidden; animation: console-arrive .7s ease-out both; }
@keyframes console-arrive { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.browser-bar { min-height: 44px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; padding: 8px 18px; background: #fafbfc; border-bottom: 1px solid var(--line); }
.browser-dots { display: flex; gap: 6px; }
.browser-dots i { width: 7px; height: 7px; border: 1px solid #d8dce3; border-radius: 50%; background: #e6e8ed; }
.browser-address { display: flex; align-items: center; gap: 8px; color: var(--muted); font: 10px/1.6 var(--mono); }
.preview-label { justify-self: end; padding: 2px 7px; color: var(--muted); border: 1px solid var(--line); border-radius: 4px; background: white; font-size: 10px; white-space: nowrap; }
.console-workspace { display: grid; grid-template-columns: 196px minmax(0, 1fr); min-height: 376px; }
.console-sidebar { display: flex; flex-direction: column; padding: 22px 12px 14px; background: #fbfcfe; border-right: 1px solid var(--line); }
.console-brand { display: flex; align-items: center; gap: 9px; padding: 0 10px 24px; font-size: 14px; letter-spacing: -.02em; }
.console-avatar { display: grid; place-items: center; width: 24px; height: 24px; border: 1px solid #dde3ff; border-radius: 6px; background: #edf0ff; color: var(--blue); font: 600 13px/1 var(--mono); flex-shrink: 0; }
.console-caption { color: var(--muted); font-size: 10px; line-height: 1.5; }
.console-sidebar > .console-caption { padding-left: 12px; margin-bottom: 8px; }
.console-sidebar ul { display: grid; gap: 4px; list-style: none; margin: 0; padding: 0; }
.console-product { display: flex; align-items: center; gap: 10px; padding: 7px 12px; border: 1px solid transparent; border-radius: 6px; font-size: 12px; color: var(--muted); }
.console-product.is-selected { background: #eef1ff; border-color: #e4e9ff; color: #213cb5; font-weight: 600; }
.product-dot { display: inline-block; width: 8px; height: 8px; background: var(--accent); border-radius: 50%; flex-shrink: 0; }
.sidebar-chevron { margin-left: auto; font-size: 17px; line-height: 1; }
.sidebar-bottom { display: flex; gap: 8px; border-top: 1px solid var(--line); margin: auto 10px 0; padding-top: 12px; color: var(--muted); font-size: 10px; }
.console-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 50px; border-bottom: 1px solid var(--line); padding-inline: 28px; color: var(--muted); font-size: 10px; }
.console-toolbar b { font-weight: 500; color: var(--ink); }
.console-toolbar > span > span { margin-inline: 10px; color: #a2a9b5; }
.toolbar-icon { font: 14px var(--mono); color: var(--muted); }
.console-content { padding: 24px 30px 20px; }
.console-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.console-heading .console-caption { margin-bottom: 3px; }
.console-heading h2 { font-size: 20px; letter-spacing: -.025em; }
.view-icon { padding: 2px 9px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted); font-size: 16px; }
.car-list { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.car-list-head, .car-row { display: grid; grid-template-columns: minmax(0, 1fr) 90px 60px; align-items: center; gap: 12px; padding: 0 16px; }
.car-list-head { background: #fafbfc; min-height: 28px; font-size: 9px; color: var(--muted); }
.car-row { min-height: 56px; border-top: 1px solid var(--line); font-size: 11px; }
.car-name { display: flex; align-items: center; gap: 12px; }
.car-name b { font-weight: 500; }
.car-icon { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 7px; border: 1px solid var(--line); color: #677384; background: #fbfcfe; }
.car-status { display: flex; align-items: center; justify-self: start; gap: 5px; color: #246649; font-size: 10px; background: #f0f8f3; border: 1px solid #deede4; border-radius: 4px; padding: 1px 6px; }
.car-status i { width: 4px; height: 4px; background: #40805b; border-radius: 50%; }
.car-status.is-busy { color: #8a5e1d; background: #fff9ec; border-color: #f2e7c9; }
.car-status.is-busy i { background: #a97b31; }
.car-enter { justify-self: end; color: #344fcf; font-size: 10px; }
.car-enter span { margin-left: 5px; }
.console-bottom { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 19px; font-size: 9px; color: var(--muted); }
.mini-products { display: flex; gap: 5px; }
.mini-products i { height: 5px; width: 5px; border-radius: 50%; background: var(--accent); }
/* Homepage content. */
.c-products { padding-top: 96px; }
.section-symbol { font: 30px/1 var(--mono); color: #818b9c; }
.product-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; }
.product-card { display: flex; flex-direction: column; grid-column: span 2; padding: 24px 24px 0; border: 1px solid var(--line); border-radius: 10px; text-decoration: none; background: white; }
.product-card:nth-last-child(-n+2) { grid-column: span 3; }
.product-card:hover { border-color: #b8c3e1; box-shadow: 0 4px 16px #182c5010; }
.product-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 23px; }
.product-card-top .product-dot { width: 12px; height: 12px; box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 8%, white); }
.card-arrow { color: var(--muted); font-size: 18px; line-height: 1; }
.product-card h3 { font-size: 25px; letter-spacing: -.04em; }
.product-card > p { margin: 8px 0 24px; color: var(--muted); font-size: 14px; }
.product-meter { display: flex; justify-content: space-between; gap: 12px; padding: 13px 0; border-top: 1px solid var(--line); margin-top: auto; color: var(--muted); font-size: 11px; }
.product-meter > span:last-child { color: var(--accent); }
.c-start { border-block: 1px solid var(--line); background: var(--surface); }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; list-style: none; padding: 0; margin: 0; }
.steps li { position: relative; }
.step-number { display: inline-grid; place-items: center; width: 36px; height: 36px; margin: 0 0 20px; background: white; border: 1px solid #dce1ed; border-radius: 9px; font: 12px/1 var(--mono); color: var(--blue); box-shadow: 0 2px 3px #172a5005; }
.steps li:not(:last-child)::after { content: ""; position: absolute; top: 18px; left: 52px; right: 0; height: 1px; background: #e0e4eb; }
.steps h3 { margin-bottom: 10px; font-size: 18px; }
.steps p { color: var(--muted); font-size: 14px; }
.promise-area { display: grid; grid-template-columns: 1fr 3fr; gap: 40px; padding-top: 48px; margin-top: 48px; border-top: 1px solid #dfe3eb; }
.promise-area > h2 { font-size: 19px; }
.promises { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 38px; }
.promises dt { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; font-weight: 600; }
.promises dt span { color: var(--blue); font: 14px var(--mono); }
.promises dd { margin: 0; color: var(--muted); font-size: 13px; }
.c-featured { padding-bottom: 64px; }
.c-faq { display: grid; grid-template-columns: 1fr 1.75fr; gap: 64px; border-top: 1px solid var(--line); }
.faq-intro .more { margin-top: 24px; }
.c-close { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 34px 40px; margin-bottom: 80px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.close-copy { display: flex; align-items: center; gap: 20px; }
.close-copy p { font-size: 20px; letter-spacing: -.025em; }
.close-copy strong { font-weight: 600; }
.close-symbol { font: 600 26px/1 var(--mono); color: var(--blue); }
/* Shared plan cards. Brand colors act as identifiers; body copy stays dark. */
.x-plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); align-items: stretch; gap: 18px; margin: 24px 0; }
.x-plan { min-width: 0; display: flex; flex-direction: column; position: relative; background: white; border: 1px solid var(--line); border-radius: 11px; padding: 24px; }
.x-plan.is-featured { border-color: #b7c3fa; box-shadow: 0 0 0 1px #edf0ff, 0 6px 20px #233c8a05; }
.x-plan-head { margin-bottom: 4px; }
.x-plan-tag { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 500; color: var(--muted); }
.x-plan-tag::before { content: ""; width: 7px; height: 7px; background: var(--accent); border-radius: 50%; }
.x-plan-title { margin-top: 12px; font-size: 21px; }
.x-plan-fit { margin-top: 8px; font-size: 13px; color: var(--muted); line-height: 1.7; }
.x-plan-services { list-style: none; display: grid; gap: 8px; padding: 16px 0; margin: 16px 0 0; border-block: 1px solid var(--line); font-size: 12px; }
.x-plan-services li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 12px; }
.x-plan-services b { font-weight: 550; }
.x-plan-services span { color: var(--muted); }
.x-plan-periods { display: grid; list-style: none; padding: 0; margin: 16px 0 0; }
.x-plan-periods li { display: grid; grid-template-columns: 2.5em minmax(0, 1fr) auto; gap: 7px; align-items: baseline; padding: 10px 0; border-bottom: 1px solid #f0f1f4; }
.x-plan-periods li:last-child { border: 0; }
.x-period { color: var(--muted); font-size: 12px; }
.x-price { font-size: 26px; font-weight: 600; letter-spacing: -.05em; line-height: 1.2; font-variant-numeric: tabular-nums; }
.x-price small { font-size: 13px; font-weight: 500; margin-right: 3px; }
.x-perday { color: var(--muted); font-size: 10px; }
.x-plan-periods.no-price { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.x-plan-periods.no-price li { display: block; padding: 3px 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 5px; }
.x-plan-points { margin: 18px 0 0; padding-left: 1.15em; color: var(--muted); font-size: 13px; }
.x-plan-points li + li { margin-top: 6px; }
.x-plan-points li::marker { color: #9aa4b4; }
.x-plan-buy { display: block; margin-top: auto; padding: 10px 14px; position: relative; top: 0; border: 1px solid #dfe4fb; border-radius: 7px; background: #f4f6ff; color: var(--blue-deep); text-decoration: none; text-align: center; font-size: 13px; font-weight: 600; }
.x-plan-buy::after { content: " ↗"; }
.x-plan-points + .x-plan-buy, .x-plan-periods + .x-plan-buy, .x-plan-services + .x-plan-buy { margin-top: 22px; }
.x-plan-buy:hover { background: #e9edff; border-color: #c0ccff; }
.x-products { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); gap: 12px; list-style: none; padding: 0; margin: 24px 0; }
.x-products a { display: block; position: relative; height: 100%; border: 1px solid var(--line); border-radius: 9px; padding: 20px; text-decoration: none; background: white; }
.x-products a::before { content: ""; display: block; width: 8px; height: 8px; background: var(--accent); border-radius: 50%; margin-bottom: 12px; }
.x-products a:hover { border-color: #b8c3e1; }
.x-products b { display: block; font-size: 20px; font-weight: 600; color: var(--ink); }
.x-products span { display: block; font-size: 13px; color: var(--muted); margin-top: 5px; }
/* FAQ */
.x-faq { margin-top: 24px; border-top: 1px solid var(--line); }
.c-faq .x-faq { margin-top: 0; }
.x-faq details { border-bottom: 1px solid var(--line); }
.x-faq summary { position: relative; padding: 20px 32px 20px 0; list-style: none; cursor: pointer; font-size: 15px; font-weight: 550; }
.x-faq summary::-webkit-details-marker { display: none; }
.x-faq summary::after { content: "+"; position: absolute; right: 2px; top: 22px; color: var(--muted); font: 18px/1 var(--mono); }
.x-faq details[open] summary::after { content: "−"; }
.x-faq p { margin: 0 0 22px; max-width: 48em; color: var(--muted); font-size: 14px; line-height: 1.9; }
/* Reading surfaces: same frame, comfortable line length. */
.doc { min-height: 55vh; }
.doc-head { padding-top: 64px; padding-bottom: 36px; }
.doc-head h1 { max-width: 20em; text-wrap: balance; }
.doc-kicker { display: inline-block; padding: 3px 9px; margin-bottom: 18px; border: 1px solid #e0e5fa; background: #f5f7ff; border-radius: 5px; font-size: 12px; font-weight: 500; color: var(--blue-deep); }
.doc-meta { color: var(--muted); font: 12px/1.8 var(--mono); margin-top: 20px; }
.doc-body { padding-top: 28px; padding-bottom: 80px; border-top: 1px solid var(--line); }
.prose { font-size: 15px; line-height: 1.95; }
.prose > :where(p, ul, ol, blockquote, h2, h3, pre, table, hr) { max-width: 800px; }
.prose h2 { margin-top: 44px; margin-bottom: 20px; padding-top: 26px; border-top: 1px solid var(--line); font-size: 26px; letter-spacing: -.025em; }
.prose > h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.prose h3 { margin-top: 30px; margin-bottom: 12px; font-size: 19px; }
.prose p { margin-bottom: 18px; color: #384252; }
.prose ul, .prose ol { padding-left: 1.4em; margin-top: 0; margin-bottom: 20px; }
.prose li + li { margin-top: 7px; }
.prose li::marker { color: #7a8495; }
.prose a { color: var(--blue-deep); text-underline-offset: 4px; text-decoration-thickness: 1px; }
.prose a:hover { text-decoration: none; }
.prose strong { font-weight: 650; color: var(--ink); }
.prose blockquote { padding: 18px 22px; margin: 24px 0; border: 1px solid var(--line); border-left: 3px solid var(--blue); border-radius: 0 8px 8px 0; background: var(--surface); }
.prose blockquote p:last-child { margin: 0; }
.prose table { width: 100%; display: block; overflow-x: auto; border-collapse: collapse; font-size: 13px; margin: 24px 0 32px; border: 1px solid var(--line); border-radius: 8px; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 13px 16px; border-bottom: 1px solid var(--line); min-width: 100px; }
.prose th { background: var(--surface); color: var(--muted); font-size: 12px; font-weight: 550; }
.prose tbody tr:last-child td { border-bottom: 0; }
.prose code { padding: 2px 5px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: #3a4961; font: .85em/1.7 var(--mono); }
.prose pre { overflow-x: auto; padding: 22px; background: #f7f8fa; border: 1px solid var(--line); border-radius: 9px; margin: 24px 0; }
.prose pre code { border: 0; background: transparent; padding: 0; }
.prose img { display: block; max-width: 100%; border: 1px solid var(--line); border-radius: 9px; margin: 24px 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.prose :is(.x-plans, .x-products, .x-contact-list, .x-plan-services, .x-plan-periods) { max-width: none; padding-left: 0; }
.prose :is(.x-plan-services, .x-plan-periods, .x-products, .x-contact-list) > li { margin-top: 0; }
.prose :is(.x-plan, .x-products, .x-contact) h3 { border: 0; padding: 0; }
.prose .x-plan-title { margin: 12px 0 0; font-size: 21px; }
.prose .x-plan-fit { margin: 8px 0 0; color: var(--muted); }
.prose .x-plan-buy { color: var(--blue-deep); text-decoration: none; }
/* Product pages */
.product { --product-tint: color-mix(in srgb, var(--accent) 8%, white); }
.product-head { padding-block: 64px 48px; border-bottom: 1px solid var(--line); background: var(--surface); }
.product-name { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 600; margin-bottom: 22px; }
.product-name::before { content: ""; height: 9px; width: 9px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 0 5px var(--product-tint); margin-inline: 5px; }
.product-head h1 { max-width: 20em; font-size: clamp(30px, 4.2vw, 50px); }
.product-head .lede { margin-top: 16px; }
.product-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 190px), 1fr)); gap: 16px; margin-top: 32px; max-width: 900px; }
.product-facts > div { padding: 16px 18px; border: 1px solid var(--line); border-radius: 8px; background: white; }
.product-facts dt { color: var(--muted); font-size: 12px; margin-bottom: 5px; }
.product-facts dd { margin: 0; font-size: 14px; font-weight: 550; }
.product .actions .btn { min-width: 100px; }
.product .doc-body { border-top: 0; padding-top: 42px; }
.product-others { padding-block: 32px 64px; border-top: 1px solid var(--line); }
.product-others p { font-size: 14px; font-weight: 600; margin-bottom: 18px; }
.product-others ul { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); list-style: none; padding: 0; margin: 0; gap: 12px; }
.product-others a { display: block; height: 100%; padding: 18px; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; }
.product-others a:hover { background: var(--surface); }
.product-others b { display: flex; align-items: center; gap: 8px; font-size: 18px; font-weight: 600; }
.product-others b::before { content: ""; height: 6px; width: 6px; border-radius: 50%; background: var(--accent); }
.product-others span { display: block; margin-top: 7px; color: var(--muted); font-size: 12px; }
/* Pricing */
.pricing { padding-bottom: 12px; }
.pricing-jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.pricing-jump a { display: flex; align-items: center; gap: 7px; padding: 6px 13px; border: 1px solid var(--line); border-radius: 6px; background: white; font-size: 13px; text-decoration: none; }
.pricing-jump a::before { content: ""; height: 6px; width: 6px; background: var(--accent); border-radius: 50%; }
.pricing-jump a:hover { background: var(--surface); border-color: #bec7d5; }
.pricing-group { padding-top: 36px; padding-bottom: 18px; border-top: 1px solid var(--line); }
.pricing-group .sec-head h2 { display: flex; align-items: center; gap: 12px; font-size: 28px; }
.pricing-group .sec-head h2::before { content: ""; height: 10px; width: 10px; border-radius: 50%; background: var(--accent); }
.pricing-note { padding-top: 20px; padding-bottom: 60px; color: var(--muted); font-size: 12px; }
/* Blog index */
.posts { list-style: none; padding: 0 0 80px; }
.posts li { border-top: 1px solid var(--line); }
.posts li:last-child { border-bottom: 1px solid var(--line); }
.posts a { display: grid; grid-template-columns: 120px minmax(0, 1fr) 24px; grid-template-areas: "time title arrow" "time desc arrow"; column-gap: 28px; row-gap: 8px; padding: 28px 8px; text-decoration: none; }
.posts time { grid-area: time; font: 11px/1.8 var(--mono); color: var(--muted); padding-top: 4px; }
.posts b { grid-area: title; font-weight: 600; font-size: 19px; line-height: 1.6; }
.posts span { grid-area: desc; font-size: 14px; color: var(--muted); max-width: 52em; }
.posts a::after { content: "↗"; grid-area: arrow; align-self: center; color: var(--muted); font-size: 20px; }
.posts a:hover b, .posts a:hover::after { color: var(--blue); }
/* Contact */
.x-contact { margin-block: 28px; }
.x-contact-hours { color: var(--muted); font-size: 14px; }
.x-contact-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); list-style: none; padding: 0; margin: 20px 0 32px; gap: 14px; }
.x-contact-list.is-groups { grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); }
.x-contact-card { display: flex; align-items: flex-start; gap: 16px; padding: 20px; border: 1px solid var(--line); border-radius: 10px; background: white; min-width: 0; }
.x-contact-card img { width: 90px; height: 90px; object-fit: contain; border: 1px solid var(--line); border-radius: 7px; flex-shrink: 0; margin: 0; }
.prose .x-contact-card img { margin: 0; }
.x-contact-card > div { display: grid; justify-items: start; gap: 5px; min-width: 0; }
.x-contact-card b { font-size: 14px; font-weight: 600; }
.x-contact-card code { font: 10px/1.7 var(--mono); padding: 2px 5px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); overflow-wrap: anywhere; }
.x-contact-card span { font-size: 12px; line-height: 1.7; color: var(--muted); }
.x-contact-card a { font-size: 12px; font-weight: 600; color: var(--blue-deep); text-underline-offset: 3px; }
/* Rule inspector */
.x-rules { padding: 26px; margin: 24px 0 32px; background: white; border: 1px solid var(--line); border-radius: 11px; box-shadow: 0 6px 24px #1a294905; }
.x-rules-pick { display: grid; gap: 10px; font-size: 13px; font-weight: 600; }
.x-rules-pick span { color: var(--muted); }
.x-rules-out { padding-top: 24px; }
.x-rules-head { display: grid; gap: 7px; margin-bottom: 20px; }
.x-rules-head b { font-size: 23px; line-height: 1.5; font-weight: 600; letter-spacing: -.03em; }
.x-rules-head span { color: var(--muted); font-size: 13px; }
.x-rules-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr)); gap: 10px; margin-bottom: 20px; }
.x-rules-grid > div { background: var(--surface); border: 1px solid var(--line); border-radius: 7px; padding: 14px 16px; }
.x-rules-grid dt { font-size: 12px; color: var(--muted); }
.x-rules-grid dd { font-size: 16px; font-weight: 600; margin: 4px 0 0; }
.x-rules-out ul { margin: 0 0 20px; padding-left: 1.2em; color: var(--muted); font-size: 14px; }
.x-rules-periods { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.x-rules-periods span { display: inline-block; border: 1px solid #e0e5f4; border-radius: 5px; padding: 3px 10px; color: #364463; background: #f7f9ff; font-size: 12px; font-variant-numeric: tabular-nums; }
.x-rules-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; border-top: 1px solid var(--line); padding-top: 18px; }
.x-rules-actions a { font-size: 13px; color: var(--blue-deep); text-decoration: none; font-weight: 600; }
.x-rules-actions button { padding: 7px 12px; border: 1px solid #d9dde4; border-radius: 6px; background: white; color: var(--ink); font-size: 12px; cursor: pointer; }
.x-rules-actions button:hover { background: var(--surface); }
.x-rules-note { font-size: 12px; color: var(--muted); margin-top: 18px; line-height: 1.8; }
/* Footer */
.foot { border-top: 1px solid var(--line); padding-top: 48px; background: #fafbfc; color: var(--muted); font-size: 12px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 40px; }
.foot .mark { font-size: 20px; gap: 9px; }
.foot-symbol { color: var(--blue); font: 600 23px/1 var(--mono); }
.foot-note { margin-top: 18px; max-width: 23em; line-height: 1.9; }
.foot-entry { display: inline-flex; align-items: center; gap: 18px; margin-top: 12px; color: var(--muted); font: 11px/1.8 var(--mono); text-decoration: none; }
.foot-label { color: var(--ink); font-weight: 600; margin-bottom: 14px; font-size: 12px; }
.foot ul { display: grid; gap: 8px; list-style: none; margin: 0; padding: 0; }
.foot .foot-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 20px; }
.foot li a { text-decoration: none; }
.foot a:hover { color: var(--blue-deep); }
.foot-bottom { display: flex; align-items: center; justify-content: space-between; padding-block: 20px; border-top: 1px solid var(--line); font-size: 11px; }
.foot-console { display: inline-flex; align-items: center; gap: 12px; font: 9px/1 var(--mono); letter-spacing: .12em; }
.foot-console i { width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
/* Narrow screens: all grids shrink, prose and code stay inside the viewport. */
@media (max-width: 1000px) {
  .nav { gap: 15px; }
  .top-row { gap: 20px; }
  .nav a { font-size: 12px; }
  .top-cta { gap: 8px; }
}
@media (max-width: 880px) {
  .nav, .top-cta { display: none; }
  .top-row { min-height: 64px; }
  .menu { display: inline-flex; font-size: 12px; }
  html.menu-open #mnav { display: grid; padding: 8px var(--gutter) 20px; border-top: 1px solid var(--line); max-height: calc(100dvh - 64px); overflow-y: auto; }
  #mnav a { padding: 12px 8px; border-bottom: 1px solid var(--line); color: var(--muted); text-decoration: none; font-size: 14px; }
  #mnav a[aria-current="page"], #mnav a:last-child { color: var(--blue-deep); }
  .c-hero { padding-top: 54px; }
  .console-workspace { grid-template-columns: 158px minmax(0, 1fr); }
  .console-content { padding-inline: 20px; }
  .product-card { padding: 20px 20px 0; }
  .product-card, .product-card:nth-last-child(-n+2) { grid-column: span 3; }
  .product-card:last-child { grid-column: span 6; }
  .promise-area { grid-template-columns: 1fr; gap: 28px; }
  .c-faq { gap: 32px; grid-template-columns: 1fr 1.5fr; }
  .foot-grid { gap: 30px; }
}
@media (max-width: 600px) {
  .c-section { padding-block: 52px; }
  .c-hero { padding-top: 42px; }
  .hero-copy h1 { font-size: 36px; }
  .hero-copy .eyebrow { font-size: 10px; margin-bottom: 20px; }
  .hero-copy .lede { font-size: 14px; margin-top: 18px; line-height: 1.9; }
  .hero-copy .actions { margin-top: 24px; gap: 10px; }
  .hero-copy .btn { padding-inline: 15px; gap: 12px; font-size: 12px; min-height: 44px; }
  .console-preview { margin-top: 38px; border-radius: 9px; box-shadow: 0 18px 35px -22px #1a2c5640, 0 0 0 4px #f7f8fa; }
  .browser-bar { padding: 8px 10px; gap: 8px; grid-template-columns: auto minmax(0, 1fr) auto; min-height: 37px; }
  .browser-dots { gap: 3px; }
  .browser-dots i { height: 5px; width: 5px; }
  .browser-address { font-size: 8px; justify-content: center; gap: 4px; }
  .browser-address svg { display: none; }
  .preview-label { padding: 1px 4px; font-size: 8px; }
  .console-workspace { grid-template-columns: 96px minmax(0, 1fr); min-height: 303px; }
  .console-sidebar { padding: 16px 5px 12px; }
  .console-brand { gap: 5px; padding: 0 4px 22px; font-size: 10px; }
  .console-avatar { width: 19px; height: 19px; font-size: 10px; border-radius: 4px; }
  .console-sidebar > .console-caption { padding-left: 7px; font-size: 8px; }
  .console-product { padding: 7px 6px; font-size: 9px; gap: 6px; }
  .console-product .product-dot { width: 5px; height: 5px; }
  .sidebar-chevron { font-size: 11px; }
  .sidebar-bottom { margin-inline: 6px; font-size: 8px; gap: 4px; }
  .console-toolbar { min-height: 40px; padding-inline: 12px; font-size: 8px; }
  .console-toolbar > span > span { margin-inline: 4px; }
  .toolbar-icon { font-size: 11px; }
  .console-content { padding: 18px 10px 12px; }
  .console-heading { margin-bottom: 18px; }
  .console-heading h2 { font-size: 15px; }
  .console-heading .console-caption { font-size: 8px; }
  .view-icon { font-size: 12px; padding: 0 6px; }
  .car-list-head, .car-row { grid-template-columns: minmax(0, 1fr) 42px 26px; gap: 5px; padding-inline: 7px; }
  .car-list-head { min-height: 24px; font-size: 8px; }
  .car-row { min-height: 47px; font-size: 9px; }
  .car-name { gap: 5px; }
  .car-icon { width: 21px; height: 23px; border-radius: 4px; flex-shrink: 0; }
  .car-icon svg { width: 13px; height: 13px; }
  .car-status { padding: 0 4px; gap: 3px; font-size: 8px; }
  .car-status i { height: 3px; width: 3px; }
  .car-enter { font-size: 8px; }
  .car-enter span { display: none; }
  .console-bottom { font-size: 7px; margin-top: 16px; }
  .mini-products { gap: 3px; }
  .mini-products i { width: 3px; height: 3px; }
  .c-products { padding-top: 62px; }
  .sec-head { margin-bottom: 24px; gap: 14px; flex-wrap: wrap; }
  .sec-head .eyebrow { margin-bottom: 8px; }
  .product-grid { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .product-card, .product-card:nth-last-child(-n+2), .product-card:last-child { grid-column: auto; }
  .product-card { padding: 20px 20px 0; }
  .product-card-top { margin-bottom: 16px; }
  .product-card h3 { font-size: 24px; }
  .product-card > p { margin-bottom: 20px; font-size: 13px; }
  .product-meter { font-size: 11px; }
  .steps { grid-template-columns: 1fr; gap: 26px; }
  .steps li { display: grid; grid-template-columns: 36px minmax(0, 1fr); column-gap: 16px; }
  .steps li:not(:last-child)::after { display: none; }
  .step-number { grid-row: span 2; margin: 0; }
  .steps h3 { font-size: 17px; margin-bottom: 8px; }
  .steps p { font-size: 13px; }
  .promise-area { margin-top: 36px; padding-top: 32px; gap: 24px; }
  .promises { grid-template-columns: 1fr; gap: 22px; }
  .promises dd { padding-left: 22px; }
  .c-faq { grid-template-columns: 1fr; gap: 28px; }
  .faq-intro .more { margin-top: 14px; }
  .c-close { flex-direction: column; align-items: stretch; gap: 22px; padding: 28px 22px; margin-bottom: 52px; }
  .close-copy { gap: 13px; }
  .close-copy p { font-size: 17px; }
  .close-symbol { font-size: 22px; }
  .x-plans { gap: 14px; }
  .x-plan { padding: 22px; }
  .doc-head { padding-top: 40px; padding-bottom: 28px; }
  .doc-head h1 { font-size: 34px; }
  .doc-head .lede { font-size: 15px; margin-top: 18px; }
  .doc-body { padding-top: 24px; padding-bottom: 52px; }
  .prose { font-size: 14px; }
  .prose h2 { font-size: 23px; }
  .prose h3 { font-size: 18px; }
  .prose blockquote { padding: 15px; }
  .prose pre { padding: 16px; }
  .product-head { padding-block: 40px 32px; }
  .product-name { margin-bottom: 18px; }
  .product-head h1 { font-size: 30px; }
  .product-facts { gap: 10px; }
  .product-others { padding-bottom: 48px; }
  .pricing-group { padding-top: 28px; }
  .pricing-group .sec-head h2 { font-size: 25px; }
  .pricing-note { padding-bottom: 40px; }
  .posts { padding-bottom: 52px; }
  .posts a { grid-template-columns: minmax(0, 1fr) 16px; grid-template-areas: "time arrow" "title arrow" "desc arrow"; gap: 9px 12px; padding: 22px 0; }
  .posts b { font-size: 18px; }
  .posts span { font-size: 13px; }
  .x-contact-card { padding: 16px; gap: 12px; }
  .x-contact-card img { width: 82px; height: 82px; }
  .x-rules { padding: 18px; }
  .x-rules-head b { font-size: 21px; }
  .x-rules-actions { gap: 12px; align-items: flex-start; flex-direction: column; }
  .foot { padding-top: 36px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 28px 20px; padding-bottom: 28px; }
  .foot-intro { grid-column: 1 / -1; }
  .foot .foot-nav { grid-template-columns: 1fr; }
  .foot-note { max-width: none; margin-top: 14px; }
}
@media (prefers-reduced-motion: reduce) { .console-preview { animation: none; } }

/* 窄屏：示意图只留车队面板，文字不小于 11px */
@media (max-width: 600px) {
  .console-workspace { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .console-sidebar { display: none; }
  .browser-address, .preview-label, .console-toolbar, .console-heading .console-caption,
  .car-list-head, .car-status, .car-enter, .console-bottom { font-size: 11px; }
  .car-row { font-size: 12px; }
  .car-list-head, .car-row { grid-template-columns: minmax(0, 1fr) 56px 40px; }
  .mini-products i { width: 5px; height: 5px; }
}

/* 正文表格宽度跟内容走，外框不再比表格宽 */
.prose table { width: fit-content; max-width: 100%; }

/* 产品图标（src/assets/product-logos/<slug>.svg，单色，颜色跟随文字） */
.plogo { display: inline-block; flex: none; width: .9em; height: .9em; margin-inline-end: .38em; vertical-align: -.1em; }

/* 规则查询：先选产品、再选套餐，都是按钮，选中的反色 */
.x-rules-tabs, .x-rules-chips { display: flex; flex-wrap: wrap; gap: 8px; min-width: 0; }
.x-rules-chips[hidden] { display: none; }
.x-rules-tabs button, .x-rules-chips button {
  display: inline-flex; align-items: center; gap: .45em; max-width: 100%; cursor: pointer;
  font: inherit; font-size: 15px; font-weight: 600; line-height: 1.25; letter-spacing: normal; text-align: start;
  padding: 9px 15px; border: 1px solid #d5dbe8; border-radius: 7px; background: var(--surface); color: var(--ink);
}
.x-rules-tabs button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: #fff; }
.x-rules-chips button { font-size: 14px; font-weight: 500; padding: 6px 13px; }
.x-rules-chips button[aria-pressed="true"] { border-color: var(--blue); box-shadow: inset 0 0 0 1px var(--blue); font-weight: 700; }
.x-rules-tabs button:focus-visible, .x-rules-chips button:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.x-rules-pick .plogo { margin: 0; }

/* 规则查询：每项服务的限速细则（折叠）和在用模型表，颜色跟随所在卡片 */
.x-rules-more { margin: 0 0 12px; padding-top: 10px; border-top: 1px solid color-mix(in srgb, currentColor 18%, transparent); }
.x-rules-more summary { cursor: pointer; font-weight: 600; width: fit-content; }
.x-rules-more h4 { margin: 14px 0 4px; font-size: 15px; }
.x-rules-more ul { margin: 6px 0 8px; }
.x-rules .x-rules-models { display: table; width: 100%; border-collapse: collapse; font-size: 14px; margin: 4px 0 6px; }
.x-rules-models th, .x-rules-models td { text-align: start; vertical-align: top; padding: 6px 8px 6px 0; border-bottom: 1px solid color-mix(in srgb, currentColor 14%, transparent); overflow-wrap: anywhere; }
.x-rules-models th { font-size: 13px; font-weight: 600; opacity: .7; }
.x-rules-models td:first-child { width: 40%; font-weight: 600; }

/* 首页标题里的软糖“1”：控制台蓝 */
.x-one { --one-body: #6f88ff; --one-shade: #3b5bff; --one-face: #0e1116; }