/* healthguide.com.ua — phase 1: responsive layout, same content and URLs */
:root {
  --green: #157a2e; --green-dark: #0d5a20; --green-soft: #e8f3ea;
  --ink: #23272b; --ink-muted: #5d646b; --line: #d8dcd6; --paper: #ffffff; --bg: #f3f5f1;
  --serif: "PT Serif", Georgia, "Times New Roman", serif;
  --sans: "PT Sans", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.6; }
img { max-width: 100%; height: auto; }
a { color: var(--green-dark); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #f0b429; outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--paper); padding: 8px 12px; z-index: 20; }
.skip:focus { left: 8px; }

/* top bar */
.topbar { background: var(--paper); border-bottom: 1px solid var(--line); }
.topbar__in { max-width: 1180px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.brand { font-family: var(--serif); font-weight: 700; font-size: 20px; letter-spacing: .02em; color: var(--green-dark); text-decoration: none; }
.brand small { display: block; font-family: var(--sans); font-weight: 400; font-size: 13px; color: var(--ink-muted); letter-spacing: 0; }
.phone { margin-left: auto; font-weight: 700; text-decoration: none; color: var(--ink); white-space: nowrap; }
.phone span { display: block; font-size: 12px; font-weight: 400; color: var(--ink-muted); }
.menu-btn { display: none; margin-left: 8px; border: 1px solid var(--line); background: var(--paper); border-radius: 6px; padding: 8px 12px; font: inherit; font-size: 15px; cursor: pointer; }

/* hero band (phase 2 replaces the photo) */
.hero { background: #cfe3d2 url("/images/healthy_people_bg.jpg") center 30% / cover no-repeat; min-height: 200px; display: flex; align-items: flex-end; }
.hero__in { max-width: 1180px; width: 100%; margin: 0 auto; padding: 16px; }
.hero__title { margin: 0; font-family: var(--serif); font-weight: 700; font-size: clamp(22px, 3.5vw, 34px); color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,.6), 0 0 18px rgba(0,0,0,.35); }
.hero__title a { color: inherit; text-decoration: none; }
.hero h1 { margin: 0; font-family: var(--serif); font-size: clamp(22px, 3.5vw, 34px); color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,.6), 0 0 18px rgba(0,0,0,.35); }
.hero h1 a { color: inherit; text-decoration: none; }

/* layout */
.page { max-width: 1180px; margin: 0 auto; padding: 24px 16px 40px; display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 28px; align-items: start; }
.sidebar { position: sticky; top: 12px; }
.main { background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 24px 28px 32px; min-width: 0; }

/* navigation */
.nav { background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 8px 0; }
.nav a, .nav summary { display: block; padding: 9px 16px; text-decoration: none; color: var(--ink); font-weight: 700; font-size: 16px; }
.nav summary { cursor: pointer; list-style: none; position: relative; padding-right: 36px; }
.nav summary::-webkit-details-marker { display: none; }
.nav summary::after { content: ""; position: absolute; right: 16px; top: 15px; width: 8px; height: 8px; border-right: 2px solid var(--ink-muted); border-bottom: 2px solid var(--ink-muted); transform: rotate(45deg); transition: transform .15s; }
.nav details[open] > summary::after { transform: rotate(-135deg); top: 19px; }
.nav details > div { padding: 2px 0 6px; }
.nav details > div a { padding: 6px 16px 6px 30px; font-weight: 400; font-size: 15px; }
.nav a:hover, .nav summary:hover { background: var(--green-soft); }
.nav a.is-active { color: var(--green-dark); border-left: 4px solid var(--green); padding-left: 12px; }
.nav details > div a.is-active { padding-left: 26px; }
.nav .group-link { display: block; }
.nav__cta { margin: 10px 12px 4px; display: block; text-align: center; background: var(--green); color: #fff; border-radius: 6px; padding: 10px 12px; font-weight: 700; text-decoration: none; }
.nav__cta:hover { background: var(--green-dark); }

/* content typography */
.crumbs { font-size: 13px; color: var(--ink-muted); margin: 0 0 10px; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.crumbs li + li::before { content: "›"; margin-right: 4px; }
.crumbs a { color: inherit; }
.main h1.title, .main h2.title { font-family: var(--serif); font-weight: 700; font-size: clamp(24px, 3vw, 32px); line-height: 1.2; color: var(--green-dark); margin: 0 0 18px; padding-bottom: 10px; border-bottom: 3px solid var(--green); text-wrap: balance; }
.main h3, .main h4, .main h5 { font-family: var(--serif); color: var(--ink); line-height: 1.3; margin: 1.4em 0 .5em; }
.main h3 { font-size: 22px; } .main h4 { font-size: 19px; } .main h5 { font-size: 17px; }
.main p { margin: 0 0 1em; max-width: 72ch; }
.main ul, .main ol { max-width: 72ch; padding-left: 1.4em; }
.main li { margin-bottom: .3em; }
.main img { border-radius: 4px; }
.main .img_left, .main img[align="left"], .main img[style*="float: left"], .main img[style*="float:left"] { float: left; margin: 4px 20px 10px 0; max-width: min(45%, 340px); }
.main .img_right, .main img[align="right"], .main img[style*="float: right"], .main img[style*="float:right"] { float: right; margin: 4px 0 10px 20px; max-width: min(45%, 340px); }
.main table { max-width: 100%; display: block; overflow-x: auto; border-collapse: collapse; }
.main td, .main th { border: 1px solid var(--line); padding: 6px 10px; }
.main hr { border: 0; border-top: 1px solid var(--line); margin: 1.5em 0; }
.main blockquote { margin: 1em 0; padding: 8px 16px; border-left: 4px solid var(--green); background: var(--green-soft); }
.main [style*="font-size"] { font-size: inherit !important; }
.main font { font: inherit; color: inherit; }
.main [style*="mso-"] { all: revert; }
.contact-form { max-width: 560px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
.contact-form button { background: var(--green); color: #fff; border: 0; border-radius: 6px; padding: 10px 18px; font: inherit; font-weight: 700; cursor: pointer; }

/* footer */
.footer { border-top: 1px solid var(--line); background: var(--paper); margin-top: 24px; }
.footer__in { max-width: 1180px; margin: 0 auto; padding: 20px 16px 28px; display: flex; flex-wrap: wrap; gap: 8px 32px; font-size: 14px; color: var(--ink-muted); }
.footer a { color: inherit; }
.footer .grow { flex: 1 1 260px; }

/* phone / tablet */
@media (max-width: 860px) {
  .page { grid-template-columns: 1fr; gap: 16px; padding-top: 16px; }
  .sidebar { position: static; }
  .menu-btn { display: inline-block; }
  .nav { display: none; }
  .nav.is-open { display: block; }
  .hero { min-height: 140px; }
  .main { padding: 18px 16px 24px; border-radius: 6px; }
  .main .img_left, .main .img_right, .main img[align] { float: none; display: block; margin: 0 auto 14px; max-width: 100%; }
  .brand { font-size: 17px; }
  body { font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) { .nav summary::after { transition: none; } }