/* Общие стили внутренних страниц СтройМаркет */
:root {
  --orange: #f07f1a;
  --orange-dark: #d96d0a;
  --green: #25d366;
  --dark: #1e2430;
  --dark-2: #2a3140;
  --gray: #6b7280;
  --light: #f6f7f9;
  --white: #ffffff;
  --radius: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* Шапка */
header {
  position: sticky; top: 0; z-index: 100;
  background: var(--white);
  box-shadow: 0 1px 10px rgba(0,0,0,.08);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; text-decoration: none; color: var(--dark); }
.logo-mark { width: 38px; height: 38px; border-radius: 9px; background: var(--orange); color: #fff; display: grid; place-items: center; font-size: 20px; flex: 0 0 38px; }
.logo small { display: block; font-size: 11px; font-weight: 500; color: var(--gray); line-height: 1.1; }
.nav-links { display: flex; gap: 24px; list-style: none; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 500; font-size: 15px; }
.nav-links a:hover { color: var(--orange); }
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-phone { text-decoration: none; font-weight: 700; color: var(--dark); white-space: nowrap; text-align: right; }
.nav-phone small { display: block; font-weight: 400; font-size: 11.5px; color: var(--gray); }
.nav-phone:hover { color: var(--orange); }
.burger { display: none; background: none; border: none; font-size: 26px; cursor: pointer; color: var(--dark); }

/* Хлебные крошки */
.breadcrumbs { background: var(--light); padding: 12px 0; font-size: 14px; color: var(--gray); }
.breadcrumbs a { color: var(--gray); text-decoration: none; }
.breadcrumbs a:hover { color: var(--orange); }
.breadcrumbs span { color: var(--dark); }

/* Шапка страницы */
.page-hero { background: linear-gradient(rgba(18,23,33,.88), rgba(18,23,33,.88)), repeating-linear-gradient(45deg, #2a3140 0 24px, #242b39 24px 48px); color: #fff; padding: 56px 0; }
.page-hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.page-hero h1 { font-size: clamp(26px, 4vw, 40px); line-height: 1.2; margin-bottom: 14px; }
.page-hero .lead { color: #cfd5df; font-size: 17px; margin-bottom: 26px; }
.page-hero img { border-radius: var(--radius); width: 100%; height: 280px; object-fit: cover; box-shadow: 0 10px 30px rgba(0,0,0,.35); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 14px 28px; border-radius: 10px; font-weight: 700; font-size: 16px; text-decoration: none; cursor: pointer; border: none; transition: .2s; }
.btn-orange { background: var(--orange); color: #fff; }
.btn-orange:hover { background: var(--orange-dark); }
.btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.5); }
.btn-outline:hover { border-color: #fff; }

/* Контент */
.page-body { padding: 56px 0; }
.content-wrap { display: grid; grid-template-columns: 1fr 330px; gap: 40px; align-items: start; }
article h2 { font-size: 26px; margin: 30px 0 12px; }
article h2:first-child { margin-top: 0; }
article h3 { font-size: 19px; margin: 22px 0 8px; }
article p { margin-bottom: 12px; color: #3a4150; }
article ul { margin: 0 0 16px 22px; color: #3a4150; }
article li { margin-bottom: 7px; }
article hr { border: 0; border-top: 1px solid #e5e8ee; margin: 26px 0; }
article strong { color: var(--dark); }

/* Боковая карточка */
.aside-card { background: var(--light); border-radius: var(--radius); padding: 26px; position: sticky; top: 88px; }
.aside-card h3 { font-size: 18px; margin-bottom: 8px; }
.aside-card p { color: var(--gray); font-size: 14.5px; margin-bottom: 16px; }
.aside-card .btn { width: 100%; text-align: center; margin-bottom: 12px; }
.aside-phone { display: block; text-align: center; font-weight: 800; font-size: 19px; color: var(--dark); text-decoration: none; margin-bottom: 4px; }
.aside-phone:hover { color: var(--orange); }
.aside-hours { text-align: center; color: var(--gray); font-size: 13px; margin-bottom: 14px; }
.wa-link { display: flex; align-items: center; justify-content: center; gap: 8px; background: var(--green); color: #fff; padding: 12px 18px; border-radius: 10px; font-weight: 700; text-decoration: none; font-size: 15px; }
.wa-link:hover { filter: brightness(.95); }

/* Похожие */
.related { background: var(--light); padding: 56px 0; }
.related h2 { font-size: 26px; margin-bottom: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--white); border-radius: var(--radius); box-shadow: 0 2px 10px rgba(0,0,0,.05); overflow: hidden; display: flex; flex-direction: column; text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 24px rgba(0,0,0,.12); }
.card img { width: 100%; height: 150px; object-fit: cover; }
.card-body { padding: 16px 18px 20px; }
.card h3 { font-size: 16.5px; margin-bottom: 5px; line-height: 1.3; }
.card p { color: var(--gray); font-size: 13.5px; }
.card .more { color: var(--orange); font-weight: 700; font-size: 14px; }

/* Форма */
.contact-section { padding: 56px 0; }
.contact-card { background: var(--light); border-radius: var(--radius); padding: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: center; }
.contact-card h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 10px; }
.contact-card .sub { color: var(--gray); margin-bottom: 16px; }
.contact-card form { display: grid; gap: 14px; }
.contact-card input, .contact-card textarea { padding: 14px 16px; border-radius: 10px; border: 1px solid #d7dbe2; font-size: 15px; font-family: inherit; width: 100%; }
.contact-card input:focus, .contact-card textarea:focus { outline: 2px solid var(--orange); border-color: transparent; }
.form-note { font-size: 12.5px; color: var(--gray); }
.contact-phones a { display: block; color: var(--dark); text-decoration: none; font-weight: 700; font-size: 19px; margin-bottom: 6px; }
.contact-phones a:hover { color: var(--orange); }

/* Подвал */
footer { background: #171c26; color: #9aa2b1; padding: 34px 0; font-size: 14px; }
.footer-row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
footer a { color: #cfd5df; text-decoration: none; }
footer a:hover { color: var(--orange); }

/* Плавающие кнопки */
.float-btns { position: fixed; right: 18px; bottom: 18px; z-index: 200; display: grid; gap: 12px; }
.float-btn { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; text-decoration: none; font-size: 26px; box-shadow: 0 6px 18px rgba(0,0,0,.25); transition: transform .15s; }
.float-btn:hover { transform: scale(1.08); }
.float-wa { background: var(--green); }
.float-call { background: var(--orange); }

/* Адаптив */
@media (max-width: 900px) {
  .page-hero-grid, .content-wrap, .contact-card { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .aside-card { position: static; }
}
@media (max-width: 640px) {
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--white); flex-direction: column; gap: 0; box-shadow: 0 8px 16px rgba(0,0,0,.1); padding: 10px 0; }
  .nav-links.open { display: flex; }
  .nav-links li { padding: 12px 24px; }
  .burger { display: block; }
  .nav-phone { display: none; }
  .grid-3 { grid-template-columns: 1fr; }
  .page-hero img { height: 210px; }
}