:root {
  --accent-red: #e73641;
  --primary-bg: #f5f5f5;
  --secondary-bg: #e9e9e9;
  --text-color: #141414;
  --light-text: #666;
  --card-bg: #fff;
  --border: rgba(0, 0, 0, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding-bottom: 72px;
  overflow-x: hidden;
  background: var(--primary-bg);
  color: var(--text-color);
  font-family: Montserrat, sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
.wrap { width: min(1280px, calc(100% - 32px)); margin-inline: auto; }

.site-head {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(12px);
}
.head-inner { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand img { display: block; width: auto; height: 36px; object-fit: contain; }
.site-foot .brand { color: #fff; font-size: 1.15rem; font-weight: 700; }
.site-foot .brand span { color: var(--accent-red); }
.head-links { display: flex; align-items: center; gap: 24px; }
.head-links a { position: relative; text-decoration: none; font-size: .94rem; }
.head-links a:not(.button)::after { content: ""; position: absolute; right: 0; bottom: -6px; left: 0; height: 2px; transform: scaleX(0); background: var(--accent-red); transition: transform .2s; }
.head-links a:hover::after { transform: scaleX(1); }

.button, .quick-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  padding: 11px 22px;
  background: var(--accent-red);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .08);
}
.button.secondary { border: 1px solid currentColor; background: transparent; box-shadow: none; }

.hero {
  min-height: 80vh;
  padding: 128px 0 80px;
  display: grid;
  align-items: center;
  color: #fff;
  background: linear-gradient(to bottom, rgba(0, 0, 0, .34), rgba(0, 0, 0, .82) 76%), url("https://pub-48b14783b52249d3978a1044cbe41450.r2.dev/PPF%20Installation.jpeg") center / cover;
  text-align: center;
}
.hero .wrap { display: flex; flex-direction: column; align-items: center; }
.crumbs { margin-bottom: 24px; color: #ddd; font-size: .86rem; }
.crumbs a { color: #fff; }
.eyebrow { color: var(--accent-red); font-size: .78rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
h1 { max-width: 920px; margin: 14px 0 22px; font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 600; letter-spacing: -.04em; line-height: 1.06; }
h2 { margin: 0 0 18px; font-size: clamp(1.85rem, 3.6vw, 3rem); font-weight: 600; letter-spacing: -.03em; line-height: 1.15; }
h3 { margin: 0 0 8px; font-size: 1.2rem; font-weight: 600; }
p { margin-top: 0; }
.lead { max-width: 760px; color: #eee; font-size: 1.15rem; }
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 28px; }

.section { padding: 80px 0; }
.section.alt { background: #fff; }
.intro { max-width: 820px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 34px; }
.card { padding: 26px; border: 1px solid var(--border); border-radius: 20px; background: var(--card-bg); box-shadow: 0 8px 28px rgba(0, 0, 0, .05); transition: transform .25s, box-shadow .25s; }
.card:hover { transform: translateY(-6px); box-shadow: 0 12px 28px rgba(231, 54, 65, .16); }
.alt .card { background: var(--primary-bg); }
.number { width: 38px; height: 38px; margin-bottom: 16px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-red); color: #fff; font-weight: 800; }
.trust { background: #151515; color: #fff; }
.trust p { color: #ccc; }
.local-note { margin-top: 28px; padding: 4px 0 4px 22px; border-left: 4px solid var(--accent-red); }
.faq details { margin: 12px 0; padding: 20px 22px; border: 1px solid var(--border); border-radius: 14px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq details p { margin: 12px 0 0; color: var(--light-text); }
.related a { display: block; margin: 8px 0; font-weight: 700; text-decoration-color: var(--accent-red); text-underline-offset: 4px; }
.cta { padding: 38px; border-radius: 24px; background: var(--accent-red); color: #fff; }
.cta p { max-width: 700px; }

.site-foot { padding: 48px 0 56px; background: var(--secondary-bg); border-top: 1px solid var(--border); }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 30px; }
.site-foot .brand { color: var(--text-color); }
.site-foot a { text-underline-offset: 3px; }
.site-foot p { margin: 5px 0; color: var(--light-text); }
.sticky-cta { position: fixed; inset: auto 0 0; z-index: 50; border-top: 1px solid var(--border); background: rgba(255, 255, 255, .96); backdrop-filter: blur(10px); }
.sticky-inner { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.sticky-inner > div { display: flex; gap: 8px; }
.quick-link { border: 1px solid var(--border); background: #fff; color: var(--text-color); box-shadow: none; }
.quick-link.whatsapp { color: #15803d; }
.whatsapp-fab { position: fixed; right: 16px; bottom: 82px; z-index: 51; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: #22c55e; color: #fff; font-size: .75rem; font-weight: 800; text-decoration: none; box-shadow: 0 8px 28px rgba(0, 0, 0, .22); }

@media (max-width: 820px) {
  .head-links a:not(.button) { display: none; }
  .grid, .foot-grid { grid-template-columns: 1fr; }
  .hero { min-height: 680px; }
  .section { padding: 62px 0; }
  .sticky-inner > span { display: none; }
  .sticky-inner > div { width: 100%; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sticky-inner a { min-width: 0; padding-inline: 8px; font-size: .8rem; }
  .whatsapp-fab { right: 12px; bottom: 78px; width: 48px; height: 48px; }
}