/* ===== Переменные ===== */
:root {
  --color-bg: #f7faf8;
  --color-surface: #ffffff;
  --color-primary: #1f6f4a;
  --color-primary-dark: #145236;
  --color-accent: #e8f3ec;
  --color-text: #1e2a24;
  --color-muted: #5b6b62;
  --color-border: #d8e3dc;
  --radius: 12px;
  --shadow: 0 2px 8px rgba(20, 82, 54, 0.08);
  --container: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ===== Сброс ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; color: var(--color-text); margin: 0 0 .6em; }
h1 { font-size: clamp(1.6rem, 4vw, 2.2rem); }
h2 { font-size: clamp(1.3rem, 3vw, 1.6rem); margin-top: 1.4em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
ul { padding-left: 1.2em; }

/* ===== Контейнер ===== */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

/* ===== Шапка ===== */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 50;
  transition: transform .25s ease;
}
.site-header.hidden {
  transform: translateY(-100%);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.logo { display: flex; flex-direction: column; }
.logo-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: .5px;
}
.logo-sub {
  font-size: .8rem;
  color: var(--color-muted);
}
.header-contacts { display: flex; align-items: center; gap: 12px; }
.phone { font-weight: 600; white-space: nowrap; }

/* Кнопки */
.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  transition: background .2s;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  text-decoration: none;
}

/* Бургер */
.burger {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}
.burger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}

/* Меню */
.main-nav { background: var(--color-primary); }
.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
}
.main-nav a {
  display: block;
  padding: 12px 16px;
  color: #fff;
  font-weight: 500;
  font-size: .95rem;
}
.main-nav a:hover,
.main-nav a.active {
  background: var(--color-primary-dark);
  text-decoration: none;
}

/* ===== Промо-блок ===== */
.top-promo {
  background: var(--color-accent);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
}
.top-promo p {
  margin: 0;
  font-size: .95rem;
  text-align: center;
  color: var(--color-primary-dark);
}
.top-promo strong { font-weight: 700; }

/* ===== Баннер ===== */
.banner {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-top: 20px;
  box-shadow: var(--shadow);
}

/* ===== Блок «Врач + Направления» ===== */
.top-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 20px;
}

/* ===== Layout ===== */
.layout {
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: 28px;
  padding-top: 28px;
  padding-bottom: 28px;
  align-items: start;
}
.sidebar { display: flex; flex-direction: column; gap: 18px; }

/* Карточки */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.card h2, .card h3 { margin-top: 0; }
.card.highlight { background: var(--color-accent); border-color: var(--color-primary); }
.doctor-name { font-size: 1.1rem; font-weight: 600; }
.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list li { padding: 4px 0; border-bottom: 1px dashed var(--color-border); }
.plain-list li:last-child { border-bottom: 0; }

.card-figure {
  margin: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px;
  box-shadow: var(--shadow);
}
.card-figure img { border-radius: 8px; }

.source { font-size: .85rem; color: var(--color-muted); font-style: italic; }

/* Контент */
.content { min-width: 0; }
.lead { font-size: 1.1rem; color: var(--color-muted); }
.content-figure {
  margin: 0 0 1.5em;
  text-align: center;
}
.content-figure img {
  max-width: 420px;
  margin: 0 auto;
  border-radius: var(--radius);
}

/* Видео */
.video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  margin: 1em 0;
}
.video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Анекдот */
.joke {
  background: var(--color-accent);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-top: 2em;
}
.joke strong { color: var(--color-primary); }

/* Футер */
.site-footer {
  background: var(--color-primary);
  color: #fff;
  margin-top: 40px;
  padding: 24px 0;
  text-align: center;
}
.site-footer a { color: #fff; }
.site-footer p { margin: 4px 0; font-size: .9rem; }
.disclaimer { opacity: .8; font-size: .8rem !important; }

/* ===== Адаптив ===== */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { order: 2; }

  .top-info { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .header-inner { flex-wrap: wrap; }
  .header-contacts .phone { display: none; }
  .burger { display: flex; }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary);
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; }
  .main-nav a { border-bottom: 1px solid rgba(255,255,255,.15); padding: 14px 16px; }

  .site-header { position: relative; }
  .site-header.hidden { transform: none; } /* на мобиле не прячем, там шапка не sticky */

  .banner {
    max-height: 180px;
    margin-top: 12px;
    border-radius: 8px;
  }

  .top-promo p {
    font-size: .85rem;
    line-height: 1.4;
    text-align: left;
  }

/* ===== Нумерованные шаги ===== */
.steps {
  padding-left: 1.4em;
  margin: 0 0 1.5em;
}
.steps > li {
  margin-bottom: 1.5em;
  padding-left: .3em;
}
.steps > li::marker {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.15em;
}
.steps h3 {
  margin-top: 0;
  margin-bottom: .4em;
  color: var(--color-primary-dark);
}

/* ===== Мелкий блок-примечание ===== */
.local-note {
  text-align: center;
  color: var(--color-muted);
  font-size: .9rem;
  margin-top: 2em;
}
.local-note p { margin: 4px 0; }
.local-note img {
  margin: 12px auto 0;
  max-width: 274px;
  border-radius: var(--radius);
}

/* ===== Список фактов в сайдбаре ===== */
.facts {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: .9rem;
  color: var(--color-muted);
}
.facts li {
  padding: 6px 0 6px 18px;
  position: relative;
  border-bottom: 1px dashed var(--color-border);
}
.facts li:last-child { border-bottom: 0; }
.facts li::before {
  content: "💧";
  position: absolute;
  left: 0;
  top: 6px;
  font-size: .85em;
  opacity: .7;
}
}