:root {
  --bg: #ffffff;
  --bg-soft: #f3f7f6;
  --text: #14211f;
  --muted: #4b5b58;
  --brand: #0b7a5c;
  --brand-dark: #075e46;
  --accent: #f2b33d;
  --border: #dce5e3;
  --radius: 14px;
  --max: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}

img, svg { max-width: 100%; height: auto; }

a { color: var(--brand); text-underline-offset: 2px; }
a:hover { color: var(--brand-dark); }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 760px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--text); color: #fff; padding: 8px 14px; z-index: 10;
}
.skip-link:focus { left: 8px; top: 8px; color: #fff; }

/* Header */
.site-header { border-bottom: 1px solid var(--border); background: var(--bg); }
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 64px; flex-wrap: wrap;
}
.logo {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 800; font-size: 1.25rem; color: var(--text); text-decoration: none;
}
.logo-text span { color: var(--brand); }
.nav { display: flex; gap: 18px; flex-wrap: wrap; font-size: 0.95rem; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--brand); }

/* Buttons */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  background: var(--brand); color: #fff; font-weight: 700; text-decoration: none;
  transition: background .15s ease;
}
.btn:hover { background: var(--brand-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--brand); border: 2px solid var(--brand); padding: 12px 24px; }
.btn-outline:hover { background: var(--brand); }

/* Hero */
.hero {
  background: linear-gradient(160deg, #e7f4ef 0%, #f7fbfa 60%, #ffffff 100%);
  padding: 64px 0 56px;
}
.hero h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); line-height: 1.15; margin: 0 0 20px; letter-spacing: -0.01em; }
.hero .lead { font-size: 1.15rem; color: var(--muted); max-width: 720px; margin: 0 0 28px; }
.hero .tagline { font-weight: 700; color: var(--brand-dark); margin: 24px 0 0; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* Sections */
section { padding: 56px 0; }
section.alt { background: var(--bg-soft); }
h2 { font-size: clamp(1.45rem, 3vw, 2rem); line-height: 1.25; margin: 0 0 16px; }
h3 { font-size: 1.2rem; margin: 0 0 8px; }
p { margin: 0 0 16px; }

.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 24px; }
.card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column;
}
.card p { color: var(--muted); margin-bottom: 12px; }
.card a { margin-top: auto; font-weight: 600; }

.steps { counter-reset: step; list-style: none; padding: 0; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.steps li { counter-increment: step; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.steps li::before {
  content: counter(step); display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 50%; background: var(--brand); color: #fff;
  font-weight: 700; margin-bottom: 10px;
}

/* FAQ */
.faq details { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 12px; background: var(--bg); }
.faq summary { cursor: pointer; font-weight: 700; }
.faq details[open] summary { margin-bottom: 8px; }
.faq details p { margin: 0; color: var(--muted); }

/* Article */
.breadcrumbs { font-size: 0.9rem; color: var(--muted); padding: 16px 0 0; }
.breadcrumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumbs li + li::before { content: "›"; margin-right: 6px; color: var(--muted); }
.article { padding: 32px 0 56px; }
.article h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.2; margin: 0 0 12px; }
.article .meta { color: var(--muted); font-size: 0.95rem; margin-bottom: 28px; }
.article h2 { margin-top: 40px; }
.article h3 { margin-top: 28px; }
.article ul, .article ol { padding-left: 1.3em; margin: 0 0 16px; }
.article li { margin-bottom: 8px; }
.toc { background: var(--bg-soft); border-radius: var(--radius); padding: 18px 22px; margin: 0 0 28px; }
.toc h2 { font-size: 1.05rem; margin: 0 0 8px; }
.toc ol { margin: 0; }
.note { background: #fff8e8; border-left: 4px solid var(--accent); padding: 14px 18px; border-radius: 8px; font-size: 0.97rem; }
.table-wrap { overflow-x: auto; margin: 0 0 16px; }
table { border-collapse: collapse; width: 100%; min-width: 420px; font-size: 0.97rem; }
caption { text-align: left; font-weight: 700; margin-bottom: 8px; }
th, td { border: 1px solid var(--border); padding: 10px 12px; text-align: right; }
th:first-child, td:first-child { text-align: left; }
thead th { background: var(--bg-soft); }

.cta-box {
  background: var(--brand); color: #fff; border-radius: var(--radius);
  padding: 32px; margin-top: 40px; text-align: center;
}
.cta-box h2 { color: #fff; margin-top: 0; }
.cta-box p { color: #e3f3ee; }
.cta-box .btn { background: #fff; color: var(--brand-dark); }
.cta-box .btn:hover { background: #e7f4ef; }

/* Footer */
.site-footer { background: #0f1c1a; color: #c5d2cf; padding: 40px 0 28px; font-size: 0.93rem; }
.site-footer a { color: #e8f1ef; }
.footer-grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.site-footer h2 { font-size: 1rem; color: #fff; margin: 0 0 10px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 6px; }
.footer-bottom { border-top: 1px solid #263533; margin-top: 28px; padding-top: 18px; color: #8fa19d; }

@media (max-width: 560px) {
  .hero { padding: 44px 0 40px; }
  section { padding: 40px 0; }
  .btn { width: 100%; text-align: center; }
  .cta-box { padding: 24px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}