/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-primary:   #1a4fa8;
  --clr-primary-d: #123a85;
  --clr-dark:      #0f1923;
  --clr-dark2:     #1a2635;
  --clr-mid:       #2d3e50;
  --clr-text:      #1e2a38;
  --clr-muted:     #5a6a7a;
  --clr-light:     #f4f7fa;
  --clr-white:     #ffffff;
  --clr-border:    #dde4ed;
  --clr-accent:    #ffc107;

  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 8px 32px rgba(0,0,0,.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.18);
  --transition: .25s ease;
  --max-w: 1160px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-main);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 { line-height: 1.2; font-weight: 800; }

ul { list-style: none; }

.container { width: min(100%, var(--max-w)); margin-inline: auto; padding-inline: 20px; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── SKIP LINK ── */
.skip-link {
  position: absolute; top: -40px; left: 0;
  background: var(--clr-primary); color: #fff;
  padding: 8px 16px; z-index: 9999; border-radius: 0 0 var(--radius) 0;
  font-weight: 700; transition: top .2s;
}
.skip-link:focus { top: 0; }

/* ── TOP BAR ── */
.topbar {
  background: var(--clr-dark);
  color: #aab8c8;
  font-size: .82rem;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.topbar a {
  color: #aab8c8;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}
.topbar a:hover { color: var(--clr-white); }
.topbar-right { display: flex; gap: 20px; flex-wrap: wrap; }

/* ── HEADER / NAV ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--clr-white);
  border-bottom: 2px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  gap: 16px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--clr-primary);
  border-radius: 10px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.logo-icon svg { width: 26px; height: 26px; fill: #fff; }
.logo-text { line-height: 1.1; }
.logo-text strong { font-size: 1.2rem; font-weight: 900; color: var(--clr-dark); display: block; }
.logo-text span { font-size: .75rem; color: var(--clr-muted); font-weight: 500; }

/* hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.main-nav ul {
  display: flex;
  gap: 4px;
  align-items: center;
}
.main-nav a {
  display: block;
  padding: 8px 14px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--clr-text);
  border-radius: 8px;
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover,
.main-nav a:focus { background: var(--clr-light); color: var(--clr-primary); }
.main-nav a.btn-nav {
  background: var(--clr-primary);
  color: #fff;
  padding: 10px 20px;
}
.main-nav a.btn-nav:hover { background: var(--clr-primary-d); }

/* ── HERO ── */
.hero {
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-dark2) 55%, var(--clr-mid) 100%);
  color: var(--clr-white);
  padding: 80px 0 90px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26,79,168,.2);
  border: 1px solid rgba(26,79,168,.4);
  color: #7fb3ff;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero h1 em {
  font-style: normal;
  color: var(--clr-primary);
}
.hero-lead {
  font-size: 1.1rem;
  color: #a8bdd4;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--clr-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(26,79,168,.4);
}
.btn-primary:hover { background: var(--clr-primary-d); box-shadow: 0 8px 30px rgba(26,79,168,.5); }
.btn-ghost {
  background: transparent;
  border-color: rgba(255,255,255,.3);
  color: #fff;
}
.btn-ghost:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.6); }
.btn-outline {
  background: transparent;
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}
.btn-outline:hover { background: var(--clr-primary); color: #fff; }

/* hero stats */
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.stat {
  border-left: 3px solid var(--clr-primary);
  padding-left: 16px;
}
.stat strong { display: block; font-size: 1.8rem; font-weight: 900; color: var(--clr-white); line-height: 1; }
.stat span { font-size: .8rem; color: #7a9ab8; font-weight: 500; margin-top: 4px; display: block; }

/* hero visual */
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.hero-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(8px);
}
.hero-card-title {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #7a9ab8;
  font-weight: 700;
  margin-bottom: 16px;
}
.hero-services-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.hero-service-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  font-weight: 600;
  color: #c8d8e8;
}
.hero-service-item::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-primary);
  flex-shrink: 0;
}
.hero-cta-card {
  background: var(--clr-primary);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.hero-cta-card p { font-size: .9rem; font-weight: 700; opacity: .9; margin-bottom: 4px; }
.hero-cta-card a { font-size: 1.3rem; font-weight: 900; color: #fff; }
.hero-cta-card a:hover { text-decoration: underline; }

/* ── TRUST BAR ── */
.trust-bar {
  background: var(--clr-light);
  border-bottom: 1px solid var(--clr-border);
  padding: 20px 0;
}
.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--clr-muted);
}
.trust-item svg { width: 20px; height: 20px; fill: var(--clr-primary); flex-shrink: 0; }

/* ── SECTION HEADERS ── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: 12px;
}
.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--clr-primary);
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--clr-dark);
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1rem;
  color: var(--clr-muted);
  line-height: 1.7;
  max-width: 620px;
}
.section-head { margin-bottom: 52px; }
.section-head.centered { text-align: center; }
.section-head.centered .section-label { justify-content: center; }
.section-head.centered .section-desc { margin-inline: auto; }

/* ── SECTIONS ── */
section { padding: 80px 0; }

/* ── SERVICES ── */
.services { background: var(--clr-white); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.service-card {
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--clr-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.service-card:hover {
  border-color: var(--clr-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.service-card:hover::after { transform: scaleX(1); }
.service-num {
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--clr-primary);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.service-icon {
  width: 56px;
  height: 56px;
  background: #fff3f0;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}
.service-icon svg { width: 28px; height: 28px; fill: var(--clr-primary); }
.service-card h2 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--clr-dark);
  margin-bottom: 12px;
}
.service-card p {
  font-size: .9rem;
  color: var(--clr-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tag {
  background: var(--clr-light);
  color: var(--clr-muted);
  font-size: .73rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--clr-border);
}

/* ── WHY US ── */
.why-us { background: var(--clr-light); }
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.why-content .section-desc { margin-bottom: 36px; max-width: 100%; }
.why-features { display: flex; flex-direction: column; gap: 20px; }
.why-feature {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--clr-white);
  border-radius: var(--radius);
  padding: 20px 24px;
  border: 1.5px solid var(--clr-border);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.why-feature:hover { border-color: var(--clr-primary); box-shadow: var(--shadow-sm); }
.why-feature-icon {
  width: 44px;
  height: 44px;
  background: #fff3f0;
  border-radius: 10px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.why-feature-icon svg { width: 22px; height: 22px; fill: var(--clr-primary); }
.why-feature h3 { font-size: 1rem; font-weight: 700; color: var(--clr-dark); margin-bottom: 4px; }
.why-feature p { font-size: .875rem; color: var(--clr-muted); line-height: 1.6; }

/* why visual */
.why-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.why-big-card {
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-dark2) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.why-big-card::before {
  content: '';
  position: absolute;
  right: -30px;
  top: -30px;
  width: 180px;
  height: 180px;
  background: rgba(26,79,168,.15);
  border-radius: 50%;
}
.why-big-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  position: relative;
}
.why-big-card p {
  color: #8aacca;
  font-size: .875rem;
  position: relative;
  margin-bottom: 24px;
}
.why-big-number {
  font-size: 4rem;
  font-weight: 900;
  color: var(--clr-primary);
  line-height: 1;
  position: relative;
}
.why-small-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.why-small-card {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.why-small-card strong { display: block; font-size: 1.8rem; font-weight: 900; color: var(--clr-dark); }
.why-small-card span { font-size: .8rem; color: var(--clr-muted); font-weight: 500; }

/* ── HOW IT WORKS ── */
.how-it-works { background: var(--clr-white); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  counter-reset: steps;
}
.step {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--clr-border);
  position: relative;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.step:hover { border-color: var(--clr-primary); box-shadow: var(--shadow-md); }
.step-number {
  width: 56px;
  height: 56px;
  background: var(--clr-primary);
  color: #fff;
  font-size: 1.3rem;
  font-weight: 900;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 20px;
}
.step h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; color: var(--clr-dark); }
.step p { font-size: .875rem; color: var(--clr-muted); line-height: 1.6; }

/* ── AREAS ── */
.areas { background: var(--clr-dark); color: var(--clr-white); }
.areas .section-title { color: var(--clr-white); }
.areas .section-desc { color: #7a9ab8; }
.areas .section-label { color: #7fb3ff; }
.areas-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}
.area-tag {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  color: #c8d8e8;
  font-size: .88rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 100px;
  transition: background var(--transition), border-color var(--transition);
}
.area-tag:hover { background: rgba(230,48,18,.2); border-color: var(--clr-primary); color: #fff; }

/* ── FAQ ── */
.faq { background: var(--clr-light); }
.faq-list { max-width: 760px; margin-inline: auto; }
.faq-item {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-dark);
  font-family: var(--font-main);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--clr-primary); }
.faq-icon {
  width: 32px;
  height: 32px;
  background: var(--clr-light);
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
}
.faq-icon svg { width: 16px; height: 16px; fill: var(--clr-muted); transition: fill var(--transition); }
.faq-item.open .faq-question { color: var(--clr-primary); }
.faq-item.open .faq-icon { background: #fff3f0; transform: rotate(180deg); }
.faq-item.open .faq-icon svg { fill: var(--clr-primary); }
.faq-answer {
  display: none;
  padding: 0 24px 22px;
  font-size: .9rem;
  color: var(--clr-muted);
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }

/* ── CTA BAND ── */
.cta-band {
  background: linear-gradient(135deg, var(--clr-primary) 0%, #b32000 100%);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 900; margin-bottom: 12px; }
.cta-band p { font-size: 1.1rem; opacity: .85; max-width: 560px; margin-inline: auto; margin-bottom: 36px; }
.cta-band .btn-white {
  background: #fff;
  color: var(--clr-primary);
  border: 2px solid transparent;
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
}
.cta-band .btn-white:hover { background: var(--clr-dark); color: #fff; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-band .btn-ghost-white {
  background: transparent;
  border: 2px solid rgba(255,255,255,.5);
  color: #fff;
}
.cta-band .btn-ghost-white:hover { background: rgba(255,255,255,.1); border-color: #fff; }

/* ── CONTACT ── */
.contact { background: var(--clr-white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info h2 { font-size: 1.8rem; margin-bottom: 8px; }
.contact-info > p { color: var(--clr-muted); font-size: .95rem; margin-bottom: 36px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-item-icon {
  width: 48px;
  height: 48px;
  background: #fff3f0;
  border-radius: 12px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.contact-item-icon svg { width: 22px; height: 22px; fill: var(--clr-primary); }
.contact-item h3 { font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--clr-muted); font-weight: 700; margin-bottom: 4px; }
.contact-item p, .contact-item a { font-size: 1rem; font-weight: 700; color: var(--clr-dark); }
.contact-item a:hover { color: var(--clr-primary); }
.contact-hours { margin-top: 30px; background: var(--clr-light); border-radius: var(--radius); padding: 24px; }
.contact-hours h3 { font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--clr-muted); font-weight: 700; margin-bottom: 16px; }
.hours-row {
  display: flex;
  justify-content: space-between;
  font-size: .9rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--clr-border);
}
.hours-row:last-child { border-bottom: none; }
.hours-row span:first-child { font-weight: 600; color: var(--clr-text); }
.hours-row span:last-child { color: var(--clr-muted); }
.hours-row .open { color: #16a34a; font-weight: 700; }

.contact-map { margin-top: 24px; overflow: hidden; border-radius: var(--radius); }
.contact-map iframe { display: block; width: 100%; height: 260px; border: 0; }

/* ── FOOTER ── */
.site-footer {
  background: var(--clr-dark);
  color: #7a9ab8;
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo-text strong { color: var(--clr-white); }
.footer-brand .logo-text span { color: #5a7a9a; }
.footer-brand p {
  font-size: .875rem;
  line-height: 1.7;
  margin-top: 16px;
  margin-bottom: 24px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.social-link {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,.08);
  border-radius: 8px;
  display: grid;
  place-items: center;
  transition: background var(--transition);
}
.social-link:hover { background: var(--clr-primary); }
.social-link svg { width: 18px; height: 18px; fill: #fff; }
.footer-col h4 {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-white);
  font-weight: 700;
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: .875rem;
  color: #7a9ab8;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--clr-white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: .82rem; }
.footer-bottom a { color: var(--clr-primary); }
.footer-legal {
  display: flex;
  gap: 20px;
  font-size: .82rem;
}
.footer-legal a { color: #7a9ab8; transition: color var(--transition); }
.footer-legal a:hover { color: var(--clr-white); }

/* ── SCROLL TOP ── */
#scrollTop {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 800;
}
#scrollTop.visible { opacity: 1; pointer-events: auto; }
#scrollTop:hover { transform: translateY(-3px); }
#scrollTop svg { width: 20px; height: 20px; fill: #fff; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .why-grid { grid-template-columns: 1fr; }
  .why-visual { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  section { padding: 56px 0; }
  .nav-toggle { display: flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--clr-white);
    border-top: 2px solid var(--clr-border);
    box-shadow: var(--shadow-md);
    padding: 16px 20px;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .main-nav a { padding: 12px 16px; }
  .site-header { position: relative; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-services-list { grid-template-columns: 1fr; }
  .why-small-cards { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
}