:root {
  --black: #111111;
  --ink: #1f2933;
  --muted: #64748b;
  --line: #d8dee8;
  --paper: #ffffff;
  --soft: #f4f6f9;
  --blue: #1f6feb;
  --blue-dark: #11499c;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
  --radius: 22px;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}
.skip-link {
  position: absolute;
  left: -999px;
  top: 16px;
  background: var(--black);
  color: white;
  padding: 10px 14px;
  z-index: 100;
}
.skip-link:focus { left: 16px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand img { width: 190px; height: auto; }
.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-weight: 700;
  font-size: 0.95rem;
}
.site-nav a {
  text-decoration: none;
  color: var(--ink);
}
.site-nav a:hover { color: var(--blue); }
.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  margin: 5px 0;
  background: var(--black);
  border-radius: 99px;
}

.hero {
  background:
    radial-gradient(circle at 15% 12%, rgba(31,111,235,0.10), transparent 34%),
    linear-gradient(135deg, #ffffff 0%, #f2f5fa 100%);
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  padding: 76px 0;
}
.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--blue);
}
h1, h2, h3 { color: var(--black); line-height: 1.08; margin: 0; }
h1 {
  font-size: clamp(2.8rem, 6vw, 5.8rem);
  letter-spacing: -0.06em;
  max-width: 820px;
}
h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  letter-spacing: -0.045em;
}
h3 { font-size: 1.35rem; letter-spacing: -0.025em; }
.lead {
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  color: #44546a;
  max-width: 660px;
  margin: 26px 0 0;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(15,23,42,.12); }
.btn-primary { background: var(--blue); color: white; }
.btn-primary:hover { background: var(--blue-dark); }
.btn-secondary { background: white; color: var(--black); border-color: var(--line); }
.btn-light { background: white; color: var(--black); }
.quick-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
  color: var(--muted);
  font-weight: 700;
}
.quick-contact a { color: var(--ink); text-decoration: none; }
.quick-contact a:hover { color: var(--blue); }
.hero-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 7px;
  background: var(--blue);
}
.hero-card img {
  width: min(100%, 360px);
  margin: 18px auto 32px;
}
.card-line { height: 1px; background: var(--line); margin: 0 0 24px; }
.hero-card h2 { font-size: 1.7rem; letter-spacing: -0.03em; }
.hero-card p { margin: 14px 0 0; color: var(--muted); }

.trust-strip {
  background: var(--black);
  color: white;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.16);
}
.trust-grid div {
  padding: 25px 18px;
  background: var(--black);
}
.trust-grid strong { display: block; font-size: 1.1rem; }
.trust-grid span { color: #c8d1df; font-size: .95rem; }

.section { padding: 92px 0; }
.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}
.section-heading p:not(.eyebrow) { color: var(--muted); font-size: 1.1rem; margin: 16px 0 0; }
.narrow { max-width: 680px; }
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  min-height: 200px;
}
.service-card p { color: var(--muted); margin: 14px 0 0; }
.service-card:hover {
  background: white;
  box-shadow: var(--shadow);
}

.section-dark {
  background: var(--black);
  color: white;
}
.section-dark h2,
.section-dark h3 { color: white; }
.section-dark p { color: #c8d1df; }
.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  align-items: start;
}
.split > div:first-child p:not(.eyebrow) { font-size: 1.1rem; }
.steps { display: grid; gap: 16px; }
.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  padding: 22px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
}
.step span {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: white;
  font-weight: 900;
}
.step p { margin: 8px 0 0; }

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 28px;
  align-items: stretch;
}
.feature-panel {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px;
}
.feature-panel p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; }
.check-list {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: grid;
  gap: 12px;
}
.check-list li {
  position: relative;
  padding-left: 30px;
  font-weight: 800;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 900;
}
.photo-placeholder {
  min-height: 420px;
  border-radius: var(--radius);
  border: 2px dashed #b8c4d6;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(17,17,17,.82), rgba(31,111,235,.45)),
    repeating-linear-gradient(45deg, #dfe5ee 0 14px, #f4f6f9 14px 28px);
  color: white;
  font-weight: 900;
  text-align: center;
  padding: 30px;
}

.gallery-section { background: var(--soft); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gallery-card {
  min-height: 210px;
  border-radius: 18px;
  display: flex;
  align-items: end;
  padding: 20px;
  font-weight: 900;
  color: white;
  background:
    linear-gradient(180deg, rgba(17,17,17,0.10), rgba(17,17,17,.82)),
    repeating-linear-gradient(45deg, #aeb9c8 0 12px, #dce2ea 12px 24px);
}

.cta-band {
  background: var(--blue);
  color: white;
  padding: 42px 0;
}
.cta-band h2,
.cta-band .eyebrow { color: white; }
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}
.cta-inner h2 { font-size: clamp(1.9rem, 3vw, 3rem); }

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: start;
}
.contact-copy > p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; }
.contact-cards {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}
.contact-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  text-decoration: none;
  background: white;
}
.contact-card:hover { border-color: var(--blue); }
.contact-card strong { display: block; color: var(--black); }
.contact-card span { color: var(--muted); overflow-wrap: anywhere; }
.estimate-form {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.estimate-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  font-weight: 800;
}
input, select, textarea {
  width: 100%;
  border: 1px solid #c6d0df;
  border-radius: 12px;
  padding: 14px 14px;
  font: inherit;
  background: white;
  color: var(--ink);
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: 3px solid rgba(31,111,235,.22);
  border-color: var(--blue);
}
.form-note {
  margin: 14px 0 0;
  font-size: .9rem;
  color: var(--muted);
}

.site-footer {
  background: #0b0b0b;
  color: white;
  padding: 44px 0 22px;
}
.footer-inner {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid rgba(255,255,255,.14);
  padding-bottom: 30px;
}
.footer-inner img {
  width: 190px;
  background: white;
  border-radius: 14px;
  padding: 10px;
}
.footer-inner p { color: #c8d1df; margin: 14px 0 0; }
.footer-links { display: grid; gap: 10px; text-align: right; }
.footer-links a { color: white; text-decoration: none; }
.footer-links a:hover { color: #bcd4ff; }
.copyright {
  padding-top: 20px;
  color: #aeb9c8;
  font-size: .9rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .split,
  .feature-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .hero-grid { min-height: auto; padding: 54px 0; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .container { width: min(100% - 28px, var(--max)); }
  .header-inner { min-height: 72px; }
  .brand img { width: 150px; }
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    inset: 72px 14px auto 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: white;
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    overflow: hidden;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 16px 18px; border-bottom: 1px solid var(--line); }
  .site-nav a:last-child { border-bottom: 0; }
  h1 { font-size: clamp(2.5rem, 13vw, 4.2rem); }
  .hero-actions .btn { width: 100%; }
  .trust-grid,
  .service-grid,
  .gallery-grid { grid-template-columns: 1fr; }
  .section { padding: 68px 0; }
  .feature-panel, .hero-card, .estimate-form { padding: 24px; }
  .step { grid-template-columns: 1fr; }
  .cta-inner,
  .footer-inner { flex-direction: column; align-items: stretch; }
  .footer-links { text-align: left; }
}