:root {
  --ink: #12203c;
  --muted: #5d687c;
  --line: #e2e7ef;
  --surface: #f6f8fb;
  --accent: #e71977;
  --blue: #173966;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
}

a { color: inherit; }
img { display: block; max-width: 100%; }

.site-header {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 110px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand img { width: 184px; height: auto; }
.header-links { display: flex; align-items: center; gap: 18px; }.header-links > a:first-child { color: var(--blue); font-size: .9rem; font-weight: 750; text-decoration: none; }
.phone-link {
  padding: 12px 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
}

main { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 44px;
  padding: 48px 0 56px;
  align-items: start;
}
.main-image-wrap {
  aspect-ratio: 1 / .84;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  display: grid;
  place-items: center;
}
.main-image-wrap img { width: 100%; height: 100%; object-fit: contain; }
.thumbnails { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.thumbnail {
  min-width: 0;
  aspect-ratio: 1.55 / 1;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  cursor: pointer;
}
.thumbnail img { width: 100%; height: 100%; object-fit: cover; }
.thumbnail.is-active { outline: 3px solid rgba(23,57,102,.22); border-color: var(--blue); }

.eyebrow { margin: 0 0 8px; color: var(--accent); font-size: .8rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2rem, 4.3vw, 3.1rem); line-height: 1.05; letter-spacing: -.035em; }
.subtitle { margin: 16px 0 14px; font-size: 1.18rem; font-weight: 650; }
.accent { width: 46px; height: 4px; margin: 20px 0; border-radius: 99px; background: var(--accent); }
.intro { color: var(--muted); font-size: 1.04rem; }
.features { margin: 22px 0 0; padding-left: 1.2rem; }
.features li { margin: 7px 0; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid #cfd6e1;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-weight: 750;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .15s ease;
}
.button:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(18,32,60,.09); }
.button.primary { border-color: var(--blue); background: var(--blue); color: #fff; }

.spec-section { padding: 56px 0; border-top: 1px solid var(--line); }
h2 { margin: 0 0 24px; font-size: clamp(1.65rem, 3vw, 2.25rem); letter-spacing: -.02em; }
.spec-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.spec-grid div { min-height: 132px; padding: 22px; border-radius: 12px; background: var(--surface); }
.spec-grid span { display: block; margin-bottom: 10px; color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.spec-grid strong { font-size: 1rem; }

.contact-section { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; padding: 16px 0 64px; }
.support-card, .contact-card { padding: 34px; border-radius: 16px; }
.support-card { color: #fff; background: var(--blue); }
.support-card .eyebrow { color: #ff7fb8; }
.support-card p:not(.eyebrow) { max-width: 680px; color: #dce6f3; }
.support-card .button { margin-top: 14px; border-color: #fff; background: #fff; color: var(--blue); }
.contact-card { background: var(--surface); }
address { color: var(--muted); font-style: normal; }
address a { color: var(--ink); font-weight: 700; text-decoration: none; }

footer { padding: 26px 20px; border-top: 1px solid var(--line); color: var(--muted); text-align: center; font-size: .88rem; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 34px; }
  .spec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
  .site-header, main { width: min(100% - 28px, 1120px); }
  .site-header { min-height: 82px; }
  .brand img { width: 142px; }
  .phone-link { padding: 9px 11px; font-size: .86rem; }
  .header-links { gap: 8px; }.header-links > a:first-child { display: none; }
  .hero { padding: 28px 0 42px; }
  h1 { font-size: 2rem; overflow-wrap: anywhere; }
  .subtitle { font-size: 1.04rem; }
  .actions { display: grid; }
  .button { width: 100%; }
  .spec-section { padding: 42px 0; }
  .spec-grid, .contact-section { grid-template-columns: 1fr; }
  .spec-grid div { min-height: 0; }
  .support-card, .contact-card { padding: 26px 22px; }
}