:root {
  --ink: #102b27;
  --ink-2: #183d37;
  --brand: #17594f;
  --brand-dark: #10443d;
  --brand-soft: #e8f3f0;
  --accent: #246bfe;
  --accent-soft: #eaf0ff;
  --paper: #ffffff;
  --canvas: #f4f7f6;
  --line: #d8e2df;
  --muted: #5d6f6b;
  --success: #16856f;
  --danger: #bd3a33;
  --shadow-sm: 0 1px 2px rgba(16, 43, 39, .05), 0 8px 24px rgba(16, 43, 39, .06);
  --shadow-lg: 0 24px 70px rgba(10, 50, 44, .16);
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 30px;
  --max: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .2em; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(36,107,254,.35); outline-offset: 3px; }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 1000; padding: 10px 14px; background: #fff; border-radius: 10px; box-shadow: var(--shadow-sm); }
.skip-link:focus { top: 16px; }
.container { width: min(calc(100% - 32px), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 32px), 820px); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(244,247,246,.9); border-bottom: 1px solid rgba(216,226,223,.85); backdrop-filter: blur(16px); }
.navbar { min-height: 74px; display: flex; align-items: center; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 850; letter-spacing: -.02em; white-space: nowrap; }
.brand img { width: 42px; height: 42px; border-radius: 12px; box-shadow: 0 0 0 1px rgba(16,43,39,.08); }
.brand-copy { display: grid; line-height: 1.05; }
.brand-copy small { margin-top: 4px; color: var(--muted); font-size: 11px; font-weight: 650; letter-spacing: .02em; }
.desktop-nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav-link { padding: 10px 12px; border-radius: 10px; color: var(--muted); text-decoration: none; font-weight: 700; font-size: 14px; }
.nav-link:hover, .nav-link[aria-current="page"] { background: #fff; color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.language { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 42px; padding: 0 10px; border: 1px solid var(--line); border-radius: 11px; background: #fff; text-decoration: none; font-size: 13px; font-weight: 800; }
.menu-button { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 11px; background: #fff; color: var(--ink); cursor: pointer; }
.menu-button svg { width: 21px; height: 21px; }
.mobile-menu { display: none; border-top: 1px solid var(--line); padding: 10px 16px 18px; background: var(--canvas); }
.mobile-menu.is-open { display: grid; gap: 5px; }
.mobile-menu .nav-link { display: block; padding: 13px 12px; }
.mobile-menu .btn { margin-top: 6px; width: 100%; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 0 18px; border: 1px solid transparent; border-radius: 13px; text-decoration: none; font-weight: 800; line-height: 1.2; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 24px rgba(23,89,79,.18); }
.btn-primary:hover { background: var(--brand-dark); }
.btn-secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-quiet { background: transparent; color: var(--brand); border-color: rgba(23,89,79,.24); }
.btn-sm { min-height: 42px; padding-inline: 14px; font-size: 14px; }
.hero { position: relative; overflow: hidden; padding: 82px 0 70px; background: radial-gradient(circle at 75% 15%, rgba(78,165,148,.18), transparent 34%), linear-gradient(135deg, #f8faf9 0%, #edf5f2 100%); border-bottom: 1px solid var(--line); }
.hero::before { content: ""; position: absolute; width: 420px; height: 420px; right: -160px; bottom: -260px; border-radius: 50%; border: 70px solid rgba(23,89,79,.04); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .8fr); align-items: center; gap: 68px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px; color: var(--brand); font-size: 12px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 5px rgba(22,133,111,.12); }
h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -.045em; text-wrap: balance; }
h1 { max-width: 760px; font-size: clamp(42px, 6.2vw, 76px); }
h2 { font-size: clamp(30px, 4vw, 48px); }
h3 { font-size: 21px; letter-spacing: -.025em; }
.lead { max-width: 700px; margin: 24px 0 0; color: var(--muted); font-size: clamp(18px, 2vw, 21px); line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.micro-list { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 22px; color: var(--muted); font-size: 14px; font-weight: 650; }
.micro-list span { display: inline-flex; align-items: center; gap: 7px; }
.micro-list span::before { content: "✓"; display: grid; place-items: center; width: 19px; height: 19px; border-radius: 50%; background: var(--brand-soft); color: var(--brand); font-size: 12px; font-weight: 900; }
.app-window { position: relative; overflow: hidden; border: 1px solid rgba(16,43,39,.12); border-radius: 26px; background: #fff; box-shadow: var(--shadow-lg); }
.window-bar { display: flex; align-items: center; gap: 7px; height: 46px; padding: 0 16px; border-bottom: 1px solid var(--line); background: #f8faf9; }
.window-dot { width: 9px; height: 9px; border-radius: 50%; background: #cdd8d5; }
.window-title { margin-left: 7px; color: var(--muted); font-size: 12px; font-weight: 800; }
.app-shell { padding: 22px; }
.app-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.app-kicker { color: var(--muted); font-size: 11px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.app-case { margin-top: 6px; font-size: 23px; font-weight: 900; letter-spacing: -.03em; }
.status-pill { flex: 0 0 auto; padding: 7px 10px; border-radius: 999px; background: var(--brand-soft); color: var(--brand); font-size: 11px; font-weight: 900; }
.progress { height: 7px; margin: 20px 0 8px; overflow: hidden; border-radius: 99px; background: #edf2f0; }
.progress span { display: block; width: 58%; height: 100%; border-radius: inherit; background: var(--brand); }
.progress-label { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; font-weight: 700; }
.doc-list { display: grid; gap: 9px; margin-top: 18px; }
.doc-row { display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 11px; padding: 11px; border: 1px solid var(--line); border-radius: 13px; }
.doc-icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); font-weight: 900; }
.doc-row strong { display: block; font-size: 13px; }
.doc-row small { display: block; margin-top: 1px; color: var(--muted); font-size: 11px; }
.doc-state { color: var(--success); font-size: 11px; font-weight: 900; }
.doc-state.pending { color: #9b6b00; }
.section { padding: 92px 0; }
.section-sm { padding: 64px 0; }
.section-white { background: #fff; }
.section-dark { background: var(--ink); color: #fff; }
.section-head { max-width: 720px; margin-bottom: 36px; }
.section-head p { margin: 16px 0 0; color: var(--muted); font-size: 18px; }
.section-dark .section-head p, .section-dark .muted { color: #bed0cb; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step-card, .feature-card, .use-card, .article-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.step-card { padding: 24px; }
.step-number { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 22px; border-radius: 13px; background: var(--brand); color: #fff; font-weight: 900; }
.step-card p, .feature-card p, .use-card p { margin: 10px 0 0; color: var(--muted); }
.step-card .text-link { display: inline-block; margin-top: 16px; color: var(--brand); font-weight: 800; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.feature-card { padding: 22px; }
.feature-icon { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 18px; border-radius: 13px; background: var(--brand-soft); color: var(--brand); }
.feature-icon svg { width: 23px; height: 23px; }
.use-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.use-card { padding: 19px; min-height: 130px; }
.use-card strong { display: block; font-size: 17px; }
.use-card small { display: block; margin-top: 8px; color: var(--muted); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }

.workflow-preview { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; box-shadow: var(--shadow-lg); }
.workflow-preview__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.workflow-preview__top strong { display: block; margin-top: 5px; font-size: 20px; line-height: 1.2; letter-spacing: -.025em; }
.workflow-track { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 10px; padding: 22px 0; }
.workflow-card { display: flex; align-items: flex-start; gap: 10px; min-width: 0; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--canvas); }
.workflow-card--active { border-color: rgba(23,89,79,.36); background: var(--brand-soft); }
.workflow-card strong, .workflow-card small { display: block; }
.workflow-card strong { font-size: 14px; line-height: 1.25; }
.workflow-card small { margin-top: 4px; color: var(--muted); font-size: 11px; line-height: 1.45; }
.workflow-number { display: grid; place-items: center; width: 28px; height: 28px; flex: 0 0 28px; border-radius: 9px; background: var(--brand); color: #fff; font-size: 12px; font-weight: 900; }
.workflow-arrow { align-self: center; color: var(--brand); font-size: 20px; font-weight: 900; }
.workflow-summary { display: flex; align-items: flex-start; gap: 12px; padding: 15px; border-radius: 14px; background: #f4f8f7; }
.workflow-summary > span { display: grid; place-items: center; width: 28px; height: 28px; flex: 0 0 28px; border-radius: 50%; background: var(--brand); color: #fff; font-size: 13px; font-weight: 900; }
.workflow-summary p { margin: 0; }
.workflow-summary strong, .workflow-summary small { display: block; }
.workflow-summary strong { font-size: 14px; }
.workflow-summary small { margin-top: 3px; color: var(--muted); font-size: 12px; }

.check-list { display: grid; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.check-list li { display: grid; grid-template-columns: 25px 1fr; gap: 11px; }
.check-list li::before { content: "✓"; display: grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; background: var(--brand-soft); color: var(--brand); font-size: 13px; font-weight: 900; }
.notice { padding: 18px 20px; border: 1px solid #cad9ff; border-radius: 14px; background: var(--accent-soft); color: #254a9c; }
.faq-list { display: grid; gap: 10px; }
details { border: 1px solid var(--line); border-radius: 15px; background: #fff; }
summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 19px 20px; cursor: pointer; font-weight: 850; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; display: grid; place-items: center; width: 28px; height: 28px; flex: 0 0 auto; border-radius: 9px; background: var(--brand-soft); color: var(--brand); font-size: 19px; }
details[open] summary::after { content: "–"; }
details p { margin: 0; padding: 0 20px 20px; color: var(--muted); }
.cta-panel { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; padding: 42px; border-radius: var(--radius-lg); background: linear-gradient(135deg, var(--brand-dark), var(--brand)); color: #fff; box-shadow: var(--shadow-lg); }
.cta-panel p { margin: 12px 0 0; color: #c8dad6; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 9px; justify-content: flex-end; }
.cta-panel .btn-primary { background: #fff; color: var(--ink); }
.cta-panel .btn-secondary { background: transparent; border-color: rgba(255,255,255,.32); color: #fff; }
.article-hero { padding: 72px 0 52px; background: linear-gradient(135deg, #f8faf9, #eaf3f0); border-bottom: 1px solid var(--line); }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 24px; color: var(--muted); font-size: 13px; font-weight: 700; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs span::before { content: "/"; margin-right: 7px; color: #9aaba7; }
.article-hero h1 { max-width: 900px; font-size: clamp(39px, 5vw, 66px); }
.article-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 27px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 50px; align-items: start; }
.prose { min-width: 0; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { margin: 54px 0 16px; font-size: 34px; }
.prose h3 { margin: 30px 0 10px; }
.prose p, .prose li { color: #3f5550; }
.prose p { margin: 14px 0; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li + li { margin-top: 8px; }
.prose .lead-box { margin: 28px 0; padding: 24px; border-radius: var(--radius); background: var(--brand-soft); color: var(--ink); }
.prose .lead-box p { color: #365d55; }
.side-nav { position: sticky; top: 100px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow-sm); }
.side-nav strong { display: block; margin-bottom: 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.side-nav a { display: block; padding: 8px 0; color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 700; }
.side-nav a:hover { color: var(--brand); }
.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.related a { display: block; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; text-decoration: none; font-weight: 850; }
.related a small { display: block; margin-top: 7px; color: var(--muted); font-weight: 500; }
.legal-meta { margin: 18px 0 0; color: var(--muted); font-size: 14px; }
.site-footer { padding: 54px 0 30px; background: #0b211e; color: #eaf4f1; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 40px; }
.footer-brand p { max-width: 430px; margin: 14px 0 0; color: #a9c1bb; }
.footer-title { margin-bottom: 10px; color: #fff; font-size: 13px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.footer-links { display: grid; gap: 8px; }
.footer-links a { color: #bdd0cb; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 42px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: #93aaa4; font-size: 13px; }
.toast { position: fixed; right: 18px; bottom: 18px; z-index: 100; max-width: 360px; padding: 13px 16px; border-radius: 12px; background: var(--ink); color: #fff; box-shadow: var(--shadow-lg); font-size: 14px; opacity: 0; transform: translateY(12px); pointer-events: none; transition: .2s ease; }
.toast.show { opacity: 1; transform: translateY(0); }
.redirect-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.redirect-card { width: min(100%, 560px); padding: 34px; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: var(--shadow-sm); text-align: center; }
.redirect-card img { width: 72px; margin: 0 auto 18px; }
@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .nav-actions .btn { display: none; }
  .menu-button { display: inline-flex; margin-left: auto; }
  .hero { padding-top: 58px; }
  .hero-grid, .split, .article-layout { grid-template-columns: 1fr; }
  .hero-grid { gap: 42px; }
  .app-window { max-width: 620px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .use-grid { grid-template-columns: repeat(3, 1fr); }
  .side-nav { position: static; order: -1; }
  .related { grid-template-columns: 1fr 1fr; }
  .cta-panel { grid-template-columns: 1fr; }
  .cta-actions { justify-content: flex-start; }
}
@media (max-width: 680px) {
  .container, .narrow { width: min(calc(100% - 24px), var(--max)); }
  .navbar { min-height: 66px; }
  .brand-copy small { display: none; }
  .language { min-width: 42px; }
  .hero { padding: 44px 0 50px; }
  h1 { font-size: clamp(38px, 12vw, 52px); }
  .lead { font-size: 18px; }
  .hero-actions, .article-actions { display: grid; }
  .hero-actions .btn, .article-actions .btn { width: 100%; }
  .app-shell { padding: 16px; }
  .section { padding: 66px 0; }
  .section-sm { padding: 48px 0; }
  .steps, .feature-grid, .use-grid, .related { grid-template-columns: 1fr; }
  .use-card { min-height: auto; }
  .cta-panel { padding: 28px 22px; }
  .cta-actions { display: grid; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { display: grid; }
  .article-hero { padding: 48px 0 38px; }
  .prose h2 { font-size: 29px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

@media (max-width: 760px) {
  .workflow-preview { padding: 18px; }
  .workflow-track { grid-template-columns: 1fr; padding: 18px 0; }
  .workflow-arrow { justify-self: center; transform: rotate(90deg); line-height: 1; }
  .workflow-card { padding: 13px; }
}