/* Double 4 Ltd – Google Ads landing page */
:root {
  --accent: #006699;
  --accent-dark: #004d73;
  --grey: #dedbde;
  --grey-light: #f4f3f4;
  --ink: #14262f;
  --muted: #3f535d;
  --line: #6b7d86;
  --max: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: 'Source Serif 4', Georgia, 'Times New Roman', serif; margin: 0; color: var(--ink); }
p { margin: 0; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }

.container { max-width: var(--max); margin: 0 auto; }
.section { padding: 72px 24px; }
.section-alt { background: var(--grey-light); }
.center { text-align: center; }

.h2 { font-size: clamp(28px, 3.2vw, 38px); font-weight: 700; text-align: center; line-height: 1.2; }
.hl {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 4px;
  text-underline-offset: 6px;
  text-decoration-color: var(--grey);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 26px; border-radius: 999px;
  font: inherit; font-weight: 700; font-size: 17px; text-decoration: none; white-space: nowrap;
  border: 2px solid transparent; cursor: pointer;
}
.btn:hover { filter: brightness(1.1); }
.btn:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--ink); outline-offset: 2px;
}
.btn-call { background: var(--accent); color: #fff; }
.btn-call:hover { color: #fff; }
.btn-quote { background: #fff; color: var(--accent); border-color: var(--accent); }
.btn-quote:hover { color: var(--accent); }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { color: var(--ink); }
.btn svg { flex: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-row.center { justify-content: center; }

/* Top bar & header */
.topbar {
  display: flex; justify-content: center; align-items: center; gap: 10px;
  background: var(--accent); color: #fff; text-decoration: none;
  padding: 11px 16px; font-weight: 700; font-size: 15px; text-align: center;
}
.topbar:hover { color: #fff; }
.topbar .sep { opacity: .75; }
.header {
  background: #fff; border-bottom: 4px solid var(--accent);
  padding: 22px 24px; display: flex; justify-content: center;
}
.header img { height: 44px; width: auto; }

/* Hero */
.hero { padding: 56px 24px 64px; }
.split {
  display: grid; gap: 48px; align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
}
.split-wide { gap: 56px; }
.photo { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 22px; }
/* Desktop: hero photo on the left (text comes first in the HTML, so mobile shows text first) */
.hero .photo { order: -1; }
.stack { display: flex; flex-direction: column; gap: 22px; align-items: flex-start; min-width: 0; }
.eyebrow {
  display: inline-block; background: var(--grey); color: var(--ink);
  font-weight: 700; font-size: 13px; letter-spacing: .06em; text-transform: uppercase;
  padding: 8px 14px; border-radius: 999px;
}
.hero h1 { font-size: clamp(34px, 4.4vw, 54px); line-height: 1.1; font-weight: 700; }
.lead { font-size: 18px; line-height: 1.65; }
.small { font-size: 14px; color: var(--muted); }

/* Benefits */
.benefits { width: 100%; display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.benefit {
  background: #fff; border-radius: 20px; padding: 28px 24px;
  display: flex; flex-direction: column; gap: 12px; align-items: center; text-align: center;
}
.benefit h3 { font-size: 22px; }
.benefit p { font-size: 16px; line-height: 1.55; }
.benefit svg { stroke: var(--accent); }
.col-center { display: flex; flex-direction: column; gap: 36px; align-items: center; }

/* Star block */
.star h2 { font-size: clamp(28px, 3.4vw, 42px); line-height: 1.15; font-weight: 700; }

/* Pricing */
.price-note { font-size: 16px; color: var(--muted); max-width: 640px; line-height: 1.55; text-align: center; }
.cards { width: 100%; margin-top: 22px; display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 330px), 1fr)); }
.card { background: #fff; border-radius: 22px; padding: 22px; display: flex; flex-direction: column; gap: 14px; }
.card img { width: 100%; height: 190px; object-fit: contain; }
.card img.cover { object-fit: cover; border-radius: 12px; }
.card h3 { font-size: 24px; }
.card .spec { font-size: 16px; color: var(--muted); }
.price { display: flex; align-items: baseline; gap: 8px; }
.price strong { font-size: 36px; font-weight: 800; color: var(--accent); line-height: 1.1; }
.price span { font-size: 16px; color: var(--muted); }
.price.enquiry strong { font-size: 30px; }
.card-help {
  background: var(--accent); color: #fff; border-radius: 22px; padding: 28px 24px;
  display: flex; flex-direction: column; gap: 16px; justify-content: center;
}
.card-help h3 { font-size: 26px; color: #fff; line-height: 1.2; }
.card-help p { font-size: 16px; line-height: 1.55; }

/* Who it's for */
.panel {
  max-width: var(--max); margin: 0 auto; background: var(--grey); border-radius: 28px;
  padding: clamp(24px, 4vw, 48px);
  display: grid; gap: 40px; align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
}
.panel h2 { font-size: clamp(26px, 3vw, 36px); line-height: 1.2; font-weight: 700; text-align: left; }
.panel p { font-size: 17px; line-height: 1.65; }
.checks { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 16px; font-weight: 600; }
.checks li { display: flex; gap: 10px; align-items: center; }
.checks svg { flex: none; stroke: var(--accent); }
.strip { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; min-width: 0; }
.strip img { flex: none; width: 68%; max-width: 340px; height: 380px; object-fit: cover; border-radius: 16px; scroll-snap-align: start; }

/* FAQ */
.faq-wrap { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 32px; }
.faq { border: 2px solid var(--accent); border-radius: 14px; margin: 0 0 12px; background: #fff; overflow: hidden; }
.faq summary {
  padding: 18px 22px; font-weight: 700; font-size: 17px; cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 26px; line-height: 1; color: var(--accent); flex: none; }
.faq[open] summary::after { content: '\2013'; }
.faq[open] summary { background: var(--grey); }
.faq .ans { padding: 16px 22px 20px; font-size: 16px; line-height: 1.6; }

/* Contact / form */
.contact-intro { font-size: 17px; line-height: 1.6; text-align: center; max-width: 680px; }
.contact-grid {
  width: 100%; margin-top: 28px; display: grid; gap: 32px; align-items: stretch;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
}
.contact-card {
  background: var(--accent); color: #fff; border-radius: 24px; padding: 36px 32px;
  display: flex; flex-direction: column; gap: 26px; justify-content: center;
}
.contact-card a { color: #fff; }
.contact-card a.btn-light, .contact-card a.btn-light:hover { color: var(--ink); }
.contact-card .label { display: block; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; opacity: .85; margin-bottom: 6px; }
.contact-card .phone { font-size: 28px; font-weight: 800; text-decoration: none; }
.contact-card .mail { font-size: 18px; font-weight: 600; word-break: break-word; }
.contact-card address { font-style: normal; font-size: 18px; font-weight: 600; line-height: 1.45; }
.contact-card .dir { font-size: 16px; font-weight: 600; }
form.quote {
  scroll-margin-top: 24px; background: var(--grey-light); border-radius: 24px; padding: 32px;
  display: flex; flex-direction: column; gap: 16px;
}
.field { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: 15px; }
.field input, .field select, .field textarea {
  width: 100%; border: 1.5px solid var(--line); border-radius: 10px; padding: 0 14px;
  font: inherit; font-weight: 400; font-size: 16px; background: #fff; color: var(--ink);
}
.field input, .field select { height: 52px; }
.field textarea { padding: 12px 14px; min-height: 96px; resize: vertical; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; line-height: 1.5; }
.consent input { width: 20px; height: 20px; margin: 2px 0 0; flex: none; }
.form-error {
  display: none; background: #fdecea; color: #7a1f17; border: 1.5px solid #b3261e;
  border-radius: 10px; padding: 12px 14px; font-size: 15px; font-weight: 600;
}
.form-error.show { display: block; }
.hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
form.quote .btn { width: 100%; }

/* Footer */
.footer { background: var(--ink); color: #fff; padding: 44px 24px 36px; }
.footer a { color: #fff; }
.footer-top { display: flex; flex-wrap: wrap; gap: 20px 48px; justify-content: space-between; align-items: flex-start; }
.footer-info { display: flex; flex-direction: column; gap: 6px; font-size: 15px; line-height: 1.6; }
.footer-info b { font-size: 18px; }
.footer-links { display: flex; gap: 24px; font-size: 15px; }
.footer-note { margin-top: 22px; font-size: 14px; line-height: 1.6; color: #c9d3d8; border-top: 1px solid #3a5260; padding-top: 20px; }

/* Mobile sticky bar */
.mbar {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  background: #fff; border-top: 1px solid var(--grey); padding: 8px 10px; gap: 8px;
  box-shadow: 0 -4px 16px rgba(20, 38, 47, .12);
}
.mbar .btn { flex: 1 1 0; min-height: 48px; padding: 0 8px; font-size: 15px; gap: 6px; }

/* Thank-you page */
.thanks { min-height: 60vh; display: flex; align-items: center; justify-content: center; padding: 72px 24px; text-align: center; }
.thanks .box { max-width: 620px; display: flex; flex-direction: column; gap: 20px; align-items: center; }
.thanks h1 { font-size: clamp(30px, 4vw, 44px); line-height: 1.15; }

@media (max-width: 700px) {
  .mbar { display: flex; }
  /* Top call bar stays fixed to the top while scrolling on mobile */
  .topbar { position: sticky; top: 0; z-index: 60; min-height: 46px; box-shadow: 0 2px 10px rgba(20, 38, 47, .18); }
  form.quote { scroll-margin-top: 64px; }

  /* Mobile hero: the text fills the whole first screen (centered), the photo appears on scroll */
  .header { padding: 10px 16px; border-bottom-width: 3px; }
  .header img { height: 16px; width: auto; max-width: 150px; }
  .hero { padding: 0 20px 40px; }
  .hero .split { gap: 0; }
  .hero .stack {
    min-height: 600px;
    min-height: calc(100svh - 92px);
    padding: 28px 0 92px;
    justify-content: center; align-items: center; text-align: center; gap: 22px;
  }
  .hero .photo { order: 2; aspect-ratio: 3 / 2; border-radius: 18px; }
  .hero .eyebrow { font-size: 12px; padding: 8px 14px; }
  .hero h1 { font-size: 35px; line-height: 1.12; }
  .hero .lead { font-size: 17px; line-height: 1.6; }
  .hero .btn-row { flex-direction: column; flex-wrap: nowrap; align-items: stretch; gap: 12px; width: 100%; max-width: 340px; margin: 0 auto; }
  .hero .btn-row .btn { flex: none; width: 100%; font-size: 17px; }
  .hero .small { font-size: 14px; }
  .btn-row .btn { flex: 1 1 100%; }
  .hide-m { display: none; }
  .footer { padding-bottom: 96px; }
  .section { padding: 56px 20px; }
}

@media (max-width: 700px) and (max-height: 700px) {
  .hero .stack { gap: 16px; padding-top: 18px; }
  .hero h1 { font-size: 30px; }
  .hero .lead { font-size: 16px; line-height: 1.5; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}