:root {
  --ink: #171b18;
  --muted: #59625b;
  --tertiary: #59625b;
  --line: #d8dfd9;
  --soft: #f2f5f1;
  --surface: #fbfcfa;
  --green: #176b47;
  --green-700: #12593b;
  --green-soft: #e3f1e8;
  --white: #fff;
  --danger: #b42318;
  --focus: #0b6b43;
  --radius: 10px;
  --container: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--surface); font-family: "DM Sans", "Noto Sans SC", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a, input, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.container { width: min(var(--container), calc(100% - 48px)); margin: auto; }
.hero-grid > *, .steps-layout > *, .config-layout > *, .pricing-layout > *, .security-grid > *, .faq-layout > * { min-width: 0; }

.site-header { height: 72px; border-bottom: 1px solid var(--line); background: rgba(251,252,250,.96); backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 20; }
.nav-wrap { height: 100%; display: flex; align-items: center; gap: 38px; position: relative; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; letter-spacing: 0; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--green); color: #fff; display: grid; place-items: center; font-size: 15px; }
.nav-panel { display: flex; align-items: center; gap: 36px; flex: 1; }
.main-nav { display: flex; gap: 24px; margin-left: 28px; font-size: 14px; color: var(--muted); }
.main-nav a { position: relative; padding: 12px 0; }
.main-nav a:after { content: ""; position: absolute; left: 0; right: 100%; bottom: 4px; height: 2px; background: var(--green); transition: right .2s; }
.main-nav a.active, .main-nav a:hover { color: var(--ink); }
.main-nav a.active:after, .main-nav a:hover:after { right: 0; }
.nav-actions { margin-left: auto; display: flex; gap: 10px; }
.button { min-height: 46px; padding: 0 20px; border-radius: var(--radius); border: 1px solid transparent; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; font-size: 14px; transition: background .2s, border-color .2s, color .2s, transform .2s; }
.button:hover { transform: translateY(-1px); }
.button.small { min-height: 38px; padding: 0 15px; font-size: 13px; }
.button.dark { background: var(--ink); color: #fff; }
.button.dark:hover { background: #2b332d; }
.button.ghost { border-color: var(--line); background: #fff; }
.button.ghost:hover { border-color: #aab9ae; }
.button.white { background: #fff; color: var(--ink); }
.button.outline-light { border-color: rgba(255,255,255,.5); color: #fff; }
.button.outline-light:hover { background: rgba(255,255,255,.12); }
.menu-button { display: none; margin-left: auto; min-width: 44px; min-height: 44px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink); cursor: pointer; font-size: 20px; }

.section { padding: 104px 0; }
.hero { padding: 112px 0 108px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 82px; align-items: center; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 700; color: var(--green); margin: 0 0 22px; }
.eyebrow.light { color: #b5e3c6; }
.status-dot { width: 7px; height: 7px; background: #37a66d; border-radius: 50%; display: inline-block; margin-right: 6px; }
.hero h1, .section h2 { margin: 0; letter-spacing: -.04em; line-height: 1.08; }
.hero h1 { font-size: 68px; font-weight: 650; }
.hero h1 span { color: var(--green); }
.hero-description { font-size: 17px; line-height: 1.8; color: var(--muted); max-width: 610px; margin: 28px 0 32px; }
.hero-actions { display: flex; gap: 12px; }
.micro-stats { display: flex; align-items: center; gap: 18px; margin-top: 34px; color: var(--muted); font-size: 13px; }
.micro-stats b { color: var(--ink); margin-right: 7px; }
.micro-stats i { height: 14px; width: 1px; background: var(--line); }
.endpoint-panel { border: 1px solid #cfd7d1; border-radius: 16px; background: #eef2ee; padding: 15px; box-shadow: 0 20px 50px rgba(27,52,36,.08); }
.panel-top { display: flex; justify-content: space-between; padding: 8px 5px 14px; font-size: 12px; font-weight: 700; }
.panel-note { color: var(--muted); font-weight: 500; }
.endpoint-card { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #fff; border: 1px solid #d9dfda; border-radius: 9px; padding: 17px; margin-bottom: 10px; transition: border-color .2s, box-shadow .2s; }
.endpoint-card:hover { border-color: #aab9ae; box-shadow: 0 8px 20px rgba(31,65,43,.06); }
.endpoint-card div { min-width: 0; }
.endpoint-label { display: block; font-size: 11px; color: var(--muted); margin-bottom: 7px; }
.endpoint-card code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 13px; font-weight: 600; white-space: nowrap; }
.copy { border: 1px solid var(--line); background: #f8faf8; border-radius: 7px; padding: 7px 10px; font-size: 11px; cursor: pointer; color: var(--ink); min-height: 32px; }
.copy:hover { border-color: #97ad9d; }
.terminal { background: #18201b; color: #d9e3dc; border-radius: 9px; overflow: hidden; margin-top: 13px; }
.terminal-bar { height: 37px; border-bottom: 1px solid #303932; display: flex; align-items: center; padding: 0 13px; gap: 6px; }
.terminal-bar span { width: 7px; height: 7px; border-radius: 50%; background: #5d675f; }
.terminal-bar b { font-size: 10px; color: #87938a; margin-left: auto; font-weight: 500; }
.terminal pre { padding: 18px; margin: 0; font-size: 12px; line-height: 1.8; overflow: auto; }
.terminal em { color: #8d9e93; }
.terminal strong { color: #96dbb4; font-weight: 500; }

.trust-strip { background: #eaf0eb; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid > div { display: flex; gap: 12px; align-items: center; min-height: 96px; padding: 17px 24px 17px 0; }
.trust-grid > div + div { border-left: 1px solid var(--line); padding-left: 24px; }
.trust-icon { width: 34px; height: 34px; border: 1px solid #c1d1c5; border-radius: 8px; display: grid; place-items: center; color: var(--green); background: #f7faf7; font-weight: 700; flex: 0 0 auto; }
.trust-grid b, .trust-grid span { display: block; }
.trust-grid b { font-size: 13px; margin-bottom: 4px; }
.trust-grid div div span { color: var(--muted); font-size: 12px; line-height: 1.4; }
.muted { background: var(--soft); border-top: 1px solid #e1e7e2; border-bottom: 1px solid #e1e7e2; }
.section-heading { max-width: 760px; margin-bottom: 50px; }
.section h2 { font-size: 48px; font-weight: 620; }
.section-intro { color: var(--muted); line-height: 1.75; font-size: 16px; max-width: 560px; margin: 22px 0 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.feature { position: relative; padding: 42px 42px 46px 0; transition: background .2s; }
.feature + .feature { border-left: 1px solid var(--line); padding-left: 42px; }
.feature:hover { background: rgba(255,255,255,.48); }
.number { position: absolute; right: 20px; top: 25px; color: #59625b; font-size: 11px; }
.icon-box { width: 48px; height: 48px; border: 1px solid #c5d1c8; border-radius: 10px; display: grid; place-items: center; color: var(--green); font-size: 19px; margin-bottom: 50px; background: #f9faf8; }
.tag { font-size: 12px; color: var(--green); font-weight: 700; margin: 0 0 13px; }
.feature h3, .step h3, .guide h3 { font-size: 20px; margin: 0 0 12px; letter-spacing: -.02em; }
.feature > p:last-child, .step p, .guide p, .sticky-title > p:last-of-type, .faq-intro { color: var(--muted); line-height: 1.75; font-size: 14px; margin: 0; }
.steps-layout { display: grid; grid-template-columns: 360px 1fr; gap: 112px; }
.sticky-title { align-self: start; position: sticky; top: 110px; }
.sticky-title h2 { margin-bottom: 24px; }
.text-link { display: inline-flex; gap: 7px; color: var(--green); font-weight: 700; font-size: 14px; margin-top: 26px; }
.steps-list { border-top: 1px solid var(--line); }
.step { display: grid; grid-template-columns: 80px 1fr 45px; gap: 28px; padding: 32px 0; border-bottom: 1px solid var(--line); align-items: start; }
.step > span { font-size: 10px; color: var(--green); font-weight: 700; letter-spacing: .08em; margin-top: 7px; }
.step h3 { font-size: 23px; }
.step b { font-size: 30px; color: #aeb8b0; font-weight: 500; letter-spacing: -.05em; }

.config-section { background: var(--surface); }
.config-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 90px; align-items: center; }
.config-copy h2 { margin-bottom: 24px; }
.config-copy > p:last-of-type { color: var(--muted); font-size: 16px; line-height: 1.8; }
.config-features { display: flex; flex-direction: column; gap: 12px; margin-top: 28px; color: #425349; font-size: 14px; }
.configurator { border: 1px solid #cfd7d1; border-radius: 14px; background: #eef2ee; padding: 14px; box-shadow: 0 18px 45px rgba(27,52,36,.08); }
.tool-picker { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin: 2px 2px 12px; }
.tool-search { color: var(--muted); font-size: 11px; font-weight: 700; flex: 1; }
.tool-search input { display: block; width: 100%; margin-top: 6px; border: 1px solid #d1dbd4; border-radius: 8px; background: #fff; color: var(--ink); padding: 9px 10px; font-size: 13px; }
.tool-search input::placeholder { color: #79857c; }
.tool-count { color: var(--muted); font-size: 11px; white-space: nowrap; padding-bottom: 10px; }
.config-tabs { display: flex; gap: 5px; overflow: auto; padding-bottom: 11px; }
.config-tab { white-space: nowrap; border: 1px solid transparent; background: transparent; border-radius: 8px; padding: 9px 12px; color: var(--muted); font: 600 12px inherit; cursor: pointer; min-height: 38px; }
.config-tab.active { background: #fff; border-color: #cbd8cf; color: var(--green); box-shadow: 0 1px 1px rgba(23,27,24,.04); }
.config-tab[hidden] { display: none; }
.tool-empty { margin: 4px 0 12px; color: var(--danger); font-size: 12px; }
.config-panel { min-width: 0; }
.config-context { color: var(--muted); font-size: 12px; margin: 0 0 10px; }
.config-context code { background: #e1e9e3; border-radius: 4px; padding: 2px 4px; }
.config-form { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.config-form label { background: #fff; border: 1px solid #d9dfda; border-radius: 9px; padding: 10px 12px; color: var(--muted); font-size: 10px; }
.config-form label:focus-within { border-color: var(--focus); }
.config-form input { display: block; width: 100%; border: 0; outline: 0; padding: 7px 0 0; color: var(--ink); background: transparent; font: 600 12px ui-monospace, SFMono-Regular, Consolas, monospace; }
.config-form input::placeholder { color: #7b877e; font-weight: 500; }
.config-form small { display: block; color: var(--muted); font-size: 11px; line-height: 1.45; margin-top: 6px; }
.input-with-action { display: flex; align-items: center; gap: 6px; }
.input-with-action input { min-width: 0; }
.field-action { flex: 0 0 auto; border: 0; background: #edf3ee; color: var(--green-700); border-radius: 5px; padding: 4px 6px; font-size: 11px; cursor: pointer; }
.config-output-head { height: 37px; background: #202923; border-radius: 9px 9px 0 0; border-bottom: 1px solid #374038; padding: 0 13px; display: flex; align-items: center; justify-content: space-between; color: #a4b0a7; font-size: 10px; }
.config-output-head .copy { color: #dce6df; background: #313b34; border-color: #465149; }
.config-output { min-height: 164px; margin: 0; background: #18201b; color: #a9ddb9; border-radius: 0 0 9px 9px; padding: 20px; overflow: auto; font: 12px/1.8 ui-monospace, SFMono-Regular, Consolas, monospace; }
.config-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px 3px 0; font-size: 12px; }
.config-actions a { color: var(--green); font-weight: 700; }
.clear-config { border: 0; background: transparent; color: var(--muted); padding: 4px 0; font-size: 12px; cursor: pointer; }
.clear-config:hover { color: var(--ink); }
.config-status { color: var(--muted); margin: 11px 3px 0; font-size: 12px; }

.pricing-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.pricing-layout .section-heading { margin-bottom: 0; }
.pricing-layout .button { margin-top: 28px; }
.pricing-example { border: 1px solid #cfd7d1; border-radius: 14px; background: #fff; overflow: hidden; }
.pricing-example-head { display: flex; justify-content: space-between; padding: 17px 20px; background: #e8efe9; color: var(--ink); font-size: 13px; font-weight: 700; }
.example-label { color: var(--muted); font-size: 11px; font-weight: 500; }
.example-row { display: flex; justify-content: space-between; gap: 22px; padding: 21px 20px; border-bottom: 1px solid var(--line); font-size: 13px; }
.example-row span { color: var(--muted); }
.example-row b { text-align: right; font-weight: 600; }
.example-row.total { background: #f8faf8; border-bottom: 0; }
.example-row small { color: var(--muted); font-size: 11px; font-weight: 500; line-height: 1.5; }
.pricing-example > p { color: var(--muted); font-size: 12px; line-height: 1.7; margin: 0; padding: 0 20px 20px; }

.section-heading.split { max-width: none; display: grid; grid-template-columns: 1fr 420px; gap: 80px; align-items: end; }
.section-heading.split > p { color: var(--muted); line-height: 1.7; margin: 0; }
.guide-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.guide { display: grid; grid-template-columns: 48px 1fr 25px; gap: 18px; align-items: start; padding: 28px 26px 28px 0; border-bottom: 1px solid var(--line); transition: background .2s, border-color .2s; }
.guide:nth-child(even) { border-left: 1px solid var(--line); padding-left: 26px; }
.guide:hover { background: var(--soft); }
.guide-icon { width: 42px; height: 42px; border-radius: 9px; border: 1px solid #c5d1c8; background: #fff; display: grid; place-items: center; font-size: 11px; font-weight: 700; color: var(--green); }
.guide h3 { margin-top: 1px; margin-bottom: 8px; font-size: 17px; }
.guide p { font-size: 13px; }
.guide > b { font-weight: 400; color: var(--muted); }
.all-guides { margin-top: 16px; border-bottom: 1px solid var(--line); }
.all-guides summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; padding: 15px 0; color: var(--green); font-size: 13px; font-weight: 700; }
.all-guides summary::-webkit-details-marker { display: none; }
.all-guides summary span { font-size: 18px; font-weight: 400; }
.all-guides[open] summary span { transform: rotate(45deg); }
.all-guide-links { display: flex; flex-wrap: wrap; gap: 9px; padding: 0 0 18px; }
.all-guide-links a { border: 1px solid var(--line); border-radius: 7px; padding: 9px 12px; color: var(--muted); font-size: 12px; }
.all-guide-links a:hover { color: var(--green); border-color: #9bb1a1; }

.faq-layout { display: grid; grid-template-columns: 300px 1fr; gap: 150px; }
.accordion { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); padding: 0; }
summary { list-style: none; cursor: pointer; padding: 25px 2px; display: flex; justify-content: space-between; gap: 20px; font-size: 17px; font-weight: 600; }
summary::-webkit-details-marker { display: none; }
summary span { font-size: 22px; line-height: 1; font-weight: 400; color: var(--muted); transition: transform .2s; }
details[open] summary span { transform: rotate(45deg); }
details p { color: var(--muted); line-height: 1.75; font-size: 14px; margin: -7px 0 24px; max-width: 720px; }

.security-section { padding: 76px 0; background: var(--green-700); color: #fff; }
.security-grid { display: grid; grid-template-columns: 1fr 420px; gap: 100px; align-items: center; }
.security-grid h2 { font-size: 40px; margin: 0 0 16px; letter-spacing: -.035em; }
.security-grid p:not(.eyebrow) { color: #d3e9da; line-height: 1.75; max-width: 620px; margin: 0; }
.security-links { border-top: 1px solid rgba(255,255,255,.35); }
.security-links a { display: flex; justify-content: space-between; padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.35); font-size: 14px; }
.security-links b { color: #b5e3c6; font-weight: 400; }
.cta-section { padding: 0 0 90px; }
.cta-card { background: var(--green); color: #fff; border-radius: 14px; padding: 58px 62px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-card h2 { font-size: 40px; margin: 0 0 15px; letter-spacing: -.035em; }
.cta-card p:not(.eyebrow) { color: #d3e9da; margin: 0; }
.cta-actions { display: flex; gap: 10px; flex-shrink: 0; }
footer { border-top: 1px solid var(--line); padding: 30px 0; background: #f7f9f6; }
.footer-wrap { display: flex; align-items: center; gap: 28px; }
.footer-wrap .brand { font-size: 16px; }
.footer-wrap .brand-mark { width: 26px; height: 26px; font-size: 13px; }
.footer-wrap p { color: var(--muted); font-size: 12px; margin: 0; }
.footer-wrap p:last-child { margin-left: auto; }
.back-to-top { position: fixed; right: 24px; bottom: 24px; width: 44px; height: 44px; border-radius: 50%; border: 1px solid #cdd9d0; background: #fff; color: var(--green); font-size: 19px; box-shadow: 0 8px 28px rgba(26,52,34,.12); opacity: 0; pointer-events: none; transform: translateY(12px); transition: opacity .25s, transform .25s; z-index: 30; cursor: pointer; }
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: none; }
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%,20px); background: #18201b; color: #fff; border-radius: 8px; padding: 11px 16px; font-size: 13px; opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; z-index: 50; }
.toast.show { opacity: 1; transform: translate(-50%,0); }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.site-header.scrolled { box-shadow: 0 8px 30px rgba(23,44,30,.07); }
.docs-progress { position: fixed; left: 0; top: 72px; height: 2px; background: var(--green); width: 0; z-index: 30; }

.docs-shell { display: grid; grid-template-columns: 250px minmax(0,760px); gap: 70px; padding: 70px 0 110px; justify-content: center; }
.docs-nav { border-right: 1px solid var(--line); padding-right: 30px; align-self: start; position: sticky; top: 105px; }
.docs-nav p { font-size: 11px; color: var(--muted); letter-spacing: .12em; text-transform: uppercase; font-weight: 700; margin: 0 0 12px; }
.docs-nav a { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; border-radius: 8px; font-size: 14px; color: var(--muted); margin-bottom: 2px; }
.docs-nav a:after { content: "→"; opacity: 0; transform: translateX(-5px); transition: opacity .2s, transform .2s; }
.docs-nav a.active, .docs-nav a:hover { background: var(--soft); color: var(--green); }
.docs-nav a.active:after, .docs-nav a:hover:after { opacity: 1; transform: none; }
.docs-content { max-width: 760px; min-width: 0; }
.docs-content h1 { font-size: 50px; letter-spacing: -.045em; line-height: 1.08; margin: 0 0 18px; }
.lead { font-size: 17px; line-height: 1.8; color: var(--muted); margin-bottom: 32px; }
.docs-content h2 { font-size: 26px; margin: 45px 0 15px; letter-spacing: -.03em; }
.docs-content p, .docs-content li { color: var(--muted); line-height: 1.8; }
.docs-callout { display: flex; flex-direction: column; gap: 5px; padding: 16px 18px; background: #f1f5f1; border: 1px solid var(--line); border-radius: 9px; font-size: 13px; }
.docs-callout span { color: var(--muted); line-height: 1.6; }
.notice { background: var(--green-soft); border-left: 3px solid var(--green); padding: 17px 20px; border-radius: 0 9px 9px 0; color: #365843; margin: 25px 0; line-height: 1.7; }
.code-wrap { background: #18201b; border-radius: 10px; overflow: hidden; }
.code-head { min-height: 42px; border-bottom: 1px solid #323d35; display: flex; align-items: center; justify-content: space-between; padding: 0 13px; color: #a4b0a7; font-size: 11px; }
.code-copy { border: 1px solid #536157; background: #2a352d; color: #e2ebe4; border-radius: 7px; padding: 6px 10px; font-size: 11px; cursor: pointer; min-height: 32px; }
.codeblock { color: #a9ddb9; padding: 22px; margin: 0; overflow: auto; font: 13px/1.8 ui-monospace, SFMono-Regular, Consolas, monospace; }
.doc-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; }
.doc-pagination { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 70px; padding-top: 28px; border-top: 1px solid var(--line); }
.doc-page { border: 1px solid var(--line); border-radius: 9px; padding: 16px 18px; transition: border-color .2s, background .2s; }
.doc-page:hover { border-color: #aab9ae; background: var(--soft); }
.doc-page.next { text-align: right; }
.doc-page span { display: block; color: var(--muted); font-size: 11px; margin-bottom: 5px; }
.doc-page b { font-size: 14px; }

@media (prefers-reduced-motion: reduce) { *, *:before, *:after { scroll-behavior: auto !important; animation: none !important; transition: none !important; } .reveal { opacity: 1; transform: none; } }
@media (max-width: 900px) {
  .main-nav, .nav-actions { display: none; }
  .nav-panel.mobile-open { display: flex; position: absolute; top: calc(100% + 8px); left: 0; right: 0; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 12px; flex-direction: column; align-items: stretch; gap: 10px; box-shadow: 0 18px 40px rgba(24,45,30,.12); }
  .nav-panel.mobile-open .main-nav { display: flex; flex-direction: column; gap: 2px; margin: 0; }
  .nav-panel.mobile-open .main-nav a { padding: 12px 8px; }
  .nav-panel.mobile-open .nav-actions { display: flex; margin: 0; padding-top: 10px; border-top: 1px solid var(--line); }
  .menu-button { display: block; }
  .hero-grid, .steps-layout, .config-layout, .faq-layout, .pricing-layout, .security-grid { grid-template-columns: 1fr; gap: 58px; }
  .hero { padding-top: 78px; }
  .hero h1 { font-size: 52px; }
  .sticky-title { position: static; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid > div:nth-child(3) { border-left: 0; padding-left: 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature, .feature + .feature { padding: 34px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .feature-grid { border-bottom: 0; }
  .icon-box { margin-bottom: 25px; }
  .section-heading.split { grid-template-columns: 1fr; gap: 24px; }
  .guide-grid { grid-template-columns: 1fr; }
  .guide:nth-child(even) { border-left: 0; padding-left: 0; }
  .cta-card { align-items: flex-start; flex-direction: column; }
  .security-grid { gap: 38px; }
  .docs-shell { grid-template-columns: 1fr; gap: 30px; padding-top: 45px; }
  .docs-nav { position: static; border-right: 0; border-bottom: 1px solid var(--line); padding: 0 0 14px; display: flex; gap: 4px; overflow-x: auto; }
  .docs-nav p { display: none; }
  .docs-nav a { white-space: nowrap; }
  .docs-nav a:after { display: none; }
}
@media (max-width: 600px) {
  .container { width: min(100% - 30px, var(--container)); }
  .site-header { height: 64px; }
  .docs-progress { top: 64px; }
  .hero h1 { font-size: 44px; }
  .section h2 { font-size: 36px; }
  .section { padding: 72px 0; }
  .hero { padding: 64px 0 72px; }
  .hero-actions, .cta-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .button { width: 100%; }
  .micro-stats { align-items: flex-start; flex-direction: column; gap: 8px; }
  .micro-stats i { display: none; }
  .endpoint-card { align-items: flex-start; }
  .endpoint-card code { white-space: normal; word-break: break-all; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid > div, .trust-grid > div + div, .trust-grid > div:nth-child(3) { border-left: 0; padding-left: 0; border-bottom: 1px solid var(--line); min-height: 76px; }
  .trust-grid > div:last-child { border-bottom: 0; }
  .step { grid-template-columns: 60px 1fr; }
  .step > b { display: none; }
  .tool-picker { align-items: stretch; flex-direction: column; gap: 5px; }
  .tool-count { padding-bottom: 0; }
  .config-tabs { display: grid; grid-template-columns: 1fr 1fr; }
  .config-tab { text-align: center; }
  .config-form { grid-template-columns: 1fr; }
  .config-actions { align-items: flex-start; flex-direction: column; }
  .config-output { font-size: 11px; }
  .pricing-layout { gap: 36px; }
  .example-row { align-items: flex-start; flex-direction: column; gap: 7px; }
  .example-row b { text-align: left; }
  .guide { grid-template-columns: 42px 1fr 18px; }
  .security-grid h2 { font-size: 32px; }
  .cta-card { padding: 42px 26px; }
  .cta-card h2 { font-size: 32px; }
  .footer-wrap { align-items: flex-start; flex-direction: column; gap: 10px; }
  .footer-wrap p:last-child { margin-left: 0; }
  .back-to-top { right: 15px; bottom: 15px; }
  .toast { bottom: 18px; white-space: nowrap; }
  .docs-content h1 { font-size: 40px; }
  .doc-actions { flex-direction: column; }
  .doc-pagination { grid-template-columns: 1fr; }
  .doc-page.next { text-align: left; }
}