:root {
  --navy-950: #05142f;
  --navy-900: #071b3d;
  --navy-800: #0b2854;
  --blue-700: #075eea;
  --blue-600: #0878ff;
  --blue-500: #1696ff;
  --blue-300: #8bcaff;
  --blue-200: #c7e6ff;
  --blue-100: #e8f4ff;
  --blue-50: #f5faff;
  --white: #ffffff;
  --text: #10213e;
  --muted: #54647c;
  --line: rgba(8, 120, 255, 0.16);
  --shadow-sm: 0 12px 30px rgba(27, 67, 119, 0.10);
  --shadow-md: 0 24px 70px rgba(26, 67, 119, 0.16);
  --shadow-lg: 0 38px 95px rgba(5, 38, 91, 0.24);
  --radius-sm: 16px;
  --radius-md: 26px;
  --radius-lg: 40px;
  --container: 1440px;
  --header-height: 92px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 20px); }
body {
  margin: 0;
  color: var(--text);
  background: var(--blue-50);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
svg { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; pointer-events: none; }

::selection { background: var(--blue-600); color: var(--white); }

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 9999;
  padding: 12px 18px;
  border-radius: 10px;
  color: var(--white);
  background: var(--navy-900);
  transform: translateY(-150%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section { position: relative; padding: 120px 0; }
.section h1, .section h2, .section h3, .section p { margin-top: 0; }
.section h1, .section h2, .section h3 { color: var(--navy-950); letter-spacing: -0.035em; line-height: 1.06; }
.section h1 span, .section h2 span { color: inherit; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 24px;
  color: var(--blue-700);
  font-weight: 800;
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.eyebrow::after {
  content: "";
  width: 64px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue-600), rgba(8, 120, 255, 0));
}

.button {
  min-height: 54px;
  padding: 14px 24px;
  border: 1px solid transparent;
  border-radius: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 800;
  line-height: 1;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-3px); }
.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
  box-shadow: 0 15px 34px rgba(8, 120, 255, 0.28);
}
.button-primary:hover { box-shadow: 0 20px 42px rgba(8, 120, 255, 0.38); }
.button-secondary {
  color: var(--navy-900);
  background: rgba(255,255,255,0.74);
  border-color: rgba(8,120,255,0.22);
  backdrop-filter: blur(12px);
}
.button-secondary:hover { border-color: var(--blue-500); background: var(--white); }

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled,
.site-header.menu-visible {
  background: rgba(248, 252, 255, 0.90);
  border-color: rgba(8, 120, 255, 0.12);
  box-shadow: 0 8px 30px rgba(5, 27, 61, 0.08);
  backdrop-filter: blur(20px);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.brand img {
  width: 76px;
  height: 65px;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(32, 80, 140, 0.12);
}
.brand-copy { display: grid; line-height: 1.05; gap: 7px; white-space: nowrap; }
.brand-copy strong { color: var(--navy-950); font-size: 1.15rem; letter-spacing: 0.01em; }
.brand-copy small { color: var(--blue-700); font-size: .69rem; font-weight: 800; letter-spacing: .12em; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav > a:not(.nav-cta) {
  position: relative;
  color: #33445f;
  font-weight: 750;
  font-size: .96rem;
  padding: 12px 0;
  transition: color .2s ease;
}
.main-nav > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 7px;
  height: 2px;
  border-radius: 999px;
  background: var(--blue-600);
  transition: right .25s ease;
}
.main-nav > a:not(.nav-cta):hover,
.main-nav > a:not(.nav-cta).active { color: var(--blue-700); }
.main-nav > a:not(.nav-cta):hover::after,
.main-nav > a:not(.nav-cta).active::after { right: 0; }
.main-nav > .nav-bfia {
  padding: 9px 13px;
  border: 1px solid rgba(8,120,255,.22);
  border-radius: 999px;
  color: var(--blue-700);
  background: rgba(8,120,255,.07);
}
.main-nav > .nav-bfia::before {
  content: "";
  width: 7px;
  height: 7px;
  display: inline-block;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--blue-500);
  box-shadow: 0 0 0 4px rgba(8,120,255,.1);
}
.main-nav > .nav-bfia::after { display: none; }
.main-nav > .nav-bfia:hover { background: rgba(8,120,255,.12); }
.nav-cta {
  padding: 13px 18px;
  border-radius: 13px;
  color: var(--white);
  background: var(--navy-900);
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(7, 27, 61, 0.17);
  transition: transform .2s ease, background .2s ease;
}
.nav-cta:hover { transform: translateY(-2px); background: var(--blue-700); }
.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(8,120,255,.16);
  border-radius: 14px;
  background: rgba(255,255,255,.8);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; border-radius: 3px; background: var(--navy-900); transition: .22s ease; }
.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); }

/* Generic photo */
.photo-frame {
  position: relative;
  overflow: hidden;
  background: #dbeaff;
  border: 1px solid rgba(255,255,255,.8);
  box-shadow: var(--shadow-lg);
}
.photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,.10), rgba(7,35,79,.08));
}
.photo-frame img { width: 100%; height: 100%; object-fit: cover; }

/* Hero */
.hero {
  min-height: max(780px, 100svh);
  padding-top: calc(var(--header-height) + 64px);
  padding-bottom: 84px;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 6% 25%, rgba(44, 155, 255, .22), transparent 28%),
    radial-gradient(circle at 76% 16%, rgba(40, 137, 255, .14), transparent 25%),
    linear-gradient(115deg, #e8f5ff 0%, #f7fbff 46%, #ffffff 100%);
  overflow: hidden;
}
.network-pattern {
  position: absolute;
  inset: 0 auto 0 0;
  width: 50%;
  opacity: .32;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(33,132,255,.45) 0 2px, transparent 2.5px),
    linear-gradient(35deg, transparent 49.6%, rgba(35,136,255,.12) 50%, transparent 50.4%),
    linear-gradient(145deg, transparent 49.6%, rgba(35,136,255,.08) 50%, transparent 50.4%);
  background-size: 110px 110px, 220px 220px, 260px 260px;
  mask-image: linear-gradient(90deg, #000, transparent 95%);
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(48px, 5vw, 90px); }
.hero-copy { max-width: 760px; }
.hero h1 { margin-bottom: 28px; font-size: clamp(2.8rem, 4vw, 4.9rem); font-weight: 850; text-align: left; text-wrap: balance; word-spacing: normal; }
.hero-lead { max-width: 710px; margin-bottom: 35px; color: #33445f; font-size: clamp(1.08rem, 1.25vw, 1.28rem); line-height: 1.74; }
.hero-actions { min-height: 54px; display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }
.service-chips {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.service-chips span {
  width: 100%;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 10px 12px;
  border: 1px solid rgba(8,120,255,.20);
  border-radius: 13px;
  background: rgba(255,255,255,.82);
  color: var(--navy-800);
  font-weight: 750;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}
.service-chips svg { color: var(--blue-600); font-size: 1.3rem; }
.hero-assurance-cards {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.hero-assurance-cards .floating-card {
  position: static;
  min-width: 0;
  max-width: none;
}
.hero-visual { position: relative; min-height: min(76vh, 760px); }
.hero-photo {
  position: absolute;
  inset: 0 0 0 4%;
  border-radius: 48% 28px 28px 48% / 18% 28px 28px 18%;
  transform: perspective(1200px) rotateY(-2deg);
}
.hero-photo img { object-position: 64% center; }
.floating-card {
  position: absolute;
  z-index: 2;
  min-width: 260px;
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 16px 18px;
  border: 1px solid rgba(255,255,255,.82);
  border-radius: 18px;
  color: var(--navy-900);
  background: rgba(255,255,255,.90);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
}
.floating-card > svg { flex: 0 0 auto; width: 34px; height: 34px; color: var(--blue-600); }
.floating-card div { display: grid; gap: 2px; }
.floating-card strong { font-size: .95rem; }
.floating-card span { color: var(--muted); font-size: .78rem; }
.floating-card-top { top: 4%; right: 3%; left: auto; }
.floating-card-bottom { right: 2%; bottom: 3%; }
.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 22px;
  width: 30px;
  height: 48px;
  border: 2px solid rgba(7,27,61,.28);
  border-radius: 20px;
  transform: translateX(-50%);
}
.scroll-cue span {
  position: absolute;
  left: 50%;
  top: 9px;
  width: 5px;
  height: 9px;
  border-radius: 999px;
  background: var(--blue-600);
  transform: translateX(-50%);
  animation: scrollDot 1.8s infinite;
}
@keyframes scrollDot { 0% { opacity: 0; transform: translate(-50%,0); } 35% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%,18px); } }

/* Section headings */
.section-heading { margin-bottom: 54px; }
.section-heading h2,
.business-copy h2,
.residential-copy h2,
.contact-copy h2 { margin-bottom: 24px; font-size: clamp(2.15rem, 3.25vw, 3.9rem); font-weight: 850; text-align: left; text-wrap: balance; word-spacing: normal; }
.section-heading-split { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); align-items: end; gap: 80px; }
.section-heading-split > p { margin-bottom: 13px; color: var(--muted); font-size: 1.15rem; line-height: 1.75; }
.section-lead { color: var(--muted); font-size: 1.16rem; line-height: 1.8; }

/* Services */
.services-section {
  background:
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(246,251,255,.98)),
    radial-gradient(circle at 80% 5%, rgba(22,150,255,.14), transparent 20%);
}
.services-intro {
  margin-bottom: 48px;
  display: grid;
  grid-template-columns: minmax(330px,.75fr) minmax(0,1.25fr);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow-md);
}
.services-photo { min-height: 390px; border: 0; border-radius: 0 48% 48% 0 / 0 35% 35% 0; box-shadow: none; }
.services-photo img { object-position: center; }
.services-intro-copy { padding: clamp(34px,4.5vw,68px); display: flex; flex-direction: column; justify-content: center; }
.mini-label { color: var(--blue-700); font-size: .8rem; font-weight: 850; letter-spacing: .13em; }
.services-intro-copy h3 { max-width: 800px; margin: 15px 0 18px; font-size: clamp(1.8rem,2.5vw,3.05rem); }
.services-intro-copy > p { max-width: 780px; color: var(--muted); font-size: 1.08rem; }
.intro-points { display: flex; flex-wrap: wrap; gap: 13px 24px; margin-top: 18px; }
.intro-points span { display: inline-flex; align-items: center; gap: 8px; color: var(--navy-800); font-weight: 750; }
.intro-points svg { color: var(--blue-600); font-size: 1.25rem; }
.service-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.service-card {
  position: relative;
  min-height: 176px;
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 20px;
  padding: 27px 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.service-card:hover { transform: translateY(-7px); border-color: rgba(8,120,255,.36); box-shadow: var(--shadow-md); }
.service-number { color: var(--blue-600); font-size: 1.65rem; font-weight: 850; font-variant-numeric: tabular-nums; }
.icon-box {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(8,120,255,.16);
  border-radius: 18px;
  color: var(--blue-600);
  background: linear-gradient(145deg, #f8fcff, #e7f4ff);
}
.icon-box svg { width: 34px; height: 34px; }
.service-card h3 { margin-bottom: 9px; font-size: 1.18rem; line-height: 1.25; letter-spacing: -.02em; }
.service-card p { margin-bottom: 0; color: var(--muted); line-height: 1.55; }

/* Business */
.business-section {
  overflow: hidden;
  background:
    radial-gradient(circle at 3% 25%, rgba(26,150,255,.18), transparent 30%),
    linear-gradient(130deg, #e6f4ff, #f9fcff 56%, #edf7ff);
}
.business-section::before,
.residential-section::before,
.contact-section::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 43%;
  opacity: .24;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(10,116,242,.5) 0 2px, transparent 2.5px);
  background-size: 100px 100px;
  mask-image: linear-gradient(90deg,#000,transparent);
}
.business-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px 72px; align-items: center; }
.business-copy { max-width: 740px; }
.business-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.business-tags span { padding: 9px 14px; border: 1px solid rgba(8,120,255,.20); border-radius: 999px; color: var(--blue-700); background: rgba(255,255,255,.7); font-weight: 800; }
.business-photo { height: 680px; border-radius: 44% 28px 28px 44% / 17% 28px 28px 17%; }
.business-photo img { object-position: 58% center; }
.benefit-grid { grid-column: 1/-1; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.benefit-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  border: 1px solid rgba(8,120,255,.14);
  border-radius: 24px;
  background: rgba(255,255,255,.88);
  box-shadow: var(--shadow-sm);
}
.benefit-card h3 { margin-bottom: 8px; font-size: 1.35rem; }
.benefit-card p { margin: 0; color: var(--muted); }
.business-callout {
  grid-column: 1/-1;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 26px 32px;
  border: 1px solid rgba(8,120,255,.28);
  border-radius: 23px;
  color: var(--navy-900);
  background: rgba(255,255,255,.58);
  backdrop-filter: blur(14px);
}
.business-callout > svg { flex: 0 0 auto; width: 56px; height: 56px; color: var(--blue-600); }
.business-callout div { display: grid; gap: 4px; }
.business-callout strong { color: var(--blue-700); font-size: 1.18rem; }
.business-callout span { color: var(--muted); }

/* Residential */
.residential-section { overflow: hidden; background: linear-gradient(130deg,#f9fcff,#e7f4ff 52%,#fff); }
.residential-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr .95fr; gap: 80px; align-items: center; }
.residential-copy { max-width: 720px; }
.residential-list { display: grid; gap: 12px; margin-top: 35px; }
.residential-list > div {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 64px;
  padding: 13px 18px;
  border: 1px solid rgba(8,120,255,.18);
  border-radius: 17px;
  background: rgba(255,255,255,.86);
  box-shadow: var(--shadow-sm);
  font-weight: 800;
  transition: transform .2s ease, border-color .2s ease;
}
.residential-list > div:hover { transform: translateX(7px); border-color: var(--blue-500); }
.residential-list svg { flex: 0 0 auto; width: 32px; height: 32px; color: var(--blue-600); }
.residential-visual { position: relative; min-height: 760px; }
.residential-photo { position: absolute; inset: 0 0 0 0; border-radius: 48% 30px 30px 48% / 16% 30px 30px 16%; }
.residential-photo img { object-position: 57% center; }
.home-callout {
  position: absolute;
  z-index: 2;
  right: 14px;
  bottom: 10px;
  width: min(360px,78%);
  padding: 28px;
  border: 1px solid rgba(255,255,255,.88);
  border-radius: 24px;
  background: rgba(255,255,255,.93);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
}
.home-callout > svg { width: 42px; height: 42px; color: var(--blue-600); }
.home-callout h3 { margin: 17px 0 12px; font-size: 1.55rem; }
.home-callout p { margin: 0; color: var(--muted); }
.home-callout-inline {
  position: static;
  width: 100%;
  margin-top: 18px;
}

/* Contact */
.contact-section { overflow: hidden; background: linear-gradient(135deg,#e9f5ff,#fbfdff 54%,#edf7ff); }
.contact-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr .92fr; gap: 80px; align-items: center; }
.contact-copy { max-width: 720px; }
.contact-cards { display: grid; gap: 14px; margin-top: 34px; }
.contact-card {
  position: relative;
  min-height: 84px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 14px 18px;
  border: 1px solid rgba(8,120,255,.2);
  border-radius: 19px 72px 72px 19px;
  background: rgba(255,255,255,.89);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.contact-card:hover { transform: translateX(7px); border-color: var(--blue-500); box-shadow: var(--shadow-md); }
.contact-icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 50%; color: var(--blue-600); background: var(--blue-100); }
.contact-icon svg { width: 28px; height: 28px; }
.contact-card > span:nth-child(2) { min-width: 0; display: grid; gap: 2px; }
.contact-card small { color: var(--blue-700); font-weight: 800; }
.contact-card strong { color: var(--navy-900); font-size: 1.04rem; overflow-wrap: anywhere; }
.contact-arrow { width: 23px; height: 23px; color: var(--blue-600); }
.contact-visual { position: relative; min-height: 720px; }
.contact-photo { position: absolute; inset: 0; border-radius: 48% 30px 30px 48% / 17% 30px 30px 17%; }
.contact-photo img { object-position: 56% center; }
.contact-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid rgba(255,255,255,.86);
  border-radius: 18px;
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
}
.contact-badge > svg { width: 32px; height: 32px; color: var(--blue-600); }
.contact-badge span { display: grid; gap: 2px; }
.contact-badge small { color: var(--muted); }

/* Footer */
.site-footer { padding: 34px 0; color: #d7e6fb; background: var(--navy-950); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { width: 60px; height: 52px; border-radius: 16px; object-fit: cover; }
.footer-brand span { display: grid; gap: 3px; }
.footer-brand strong { color: var(--white); font-size: .95rem; }
.footer-brand small { color: var(--blue-300); font-size: .58rem; letter-spacing: .10em; }
.footer-inner p { margin: 0; color: #aabbd2; font-size: .9rem; text-align: center; }
.back-top { display: inline-flex; align-items: center; gap: 8px; color: var(--white); font-weight: 800; }
.back-top svg { width: 18px; height: 18px; color: var(--blue-300); }
.footer-contact-links { display: flex; align-items: center; gap: 26px; }
.footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
  font-size: .78rem;
  white-space: nowrap;
  transition: color .2s ease, transform .2s ease;
}
.footer-contact-link:hover { color: var(--blue-200); transform: translateY(-1px); }
.footer-contact-link svg { flex: 0 0 auto; width: 21px; height: 21px; fill: currentColor; stroke: none; }
.footer-contact-whatsapp svg { color: #25d366; }
.footer-contact-instagram svg { color: #e4405f; }
.footer-contact-website svg { color: var(--blue-300); fill: none; stroke: currentColor; }

/* Fixed contact form */
.contact-form-panel {
  margin-top: 28px;
  padding: clamp(22px, 2.4vw, 30px);
  border: 1px solid rgba(8,120,255,.18);
  border-radius: 24px;
  background: rgba(255,255,255,.94);
  box-shadow: var(--shadow-md);
}
.contact-form { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; margin-top: 28px; }
.contact-form.contact-form-inline { margin-top: 0; }
.contact-form label { display: grid; gap: 7px; color: var(--navy-900); font-weight: 800; }
.contact-form label > span small { color: var(--muted); font-weight: 600; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%;
  border: 1px solid rgba(5,20,47,.18);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--navy-900);
  background: #fbfdff;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(8,120,255,.12); }
.contact-form textarea { resize: vertical; min-height: 126px; }
.contact-form-message, .contact-form-submit, .contact-form-note { grid-column: 1 / -1; }
.contact-form-submit { width: 100%; border: 0; }
.contact-form-note { margin: -6px 0 0; color: var(--muted); font-size: .85rem; text-align: center; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal-delay { transition-delay: .14s; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 1220px) {
  :root { --container: 1120px; }
  .footer-inner { flex-wrap: wrap; }
  .footer-contact-links { flex: 1 1 680px; justify-content: center; order: 3; }
  .main-nav { gap: 18px; }
  .hero-grid, .business-grid, .residential-grid, .contact-grid { gap: 54px; }
  .floating-card-top { right: 3%; left: auto; }
  .floating-card-bottom { right: 2%; }
  .service-card { padding: 23px; gap: 15px; }
}

@media (max-width: 1040px) {
  :root { --header-height: 82px; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    inset: var(--header-height) 16px auto;
    display: grid;
    gap: 6px;
    padding: 16px;
    border: 1px solid rgba(8,120,255,.15);
    border-radius: 20px;
    background: rgba(250,253,255,.98);
    box-shadow: var(--shadow-md);
    transform: translateY(-18px) scale(.98);
    opacity: 0;
    visibility: hidden;
    transition: .22s ease;
  }
  .main-nav.open { transform: none; opacity: 1; visibility: visible; }
  .main-nav > a:not(.nav-cta) { padding: 13px 14px; border-radius: 10px; }
  .main-nav > a:not(.nav-cta)::after { display: none; }
  .main-nav > a:not(.nav-cta):hover, .main-nav > a:not(.nav-cta).active { background: var(--blue-100); }
  .nav-cta { margin-top: 5px; text-align: center; }

  .hero { min-height: auto; padding-top: calc(var(--header-height) + 70px); }
  .hero-grid, .business-grid, .residential-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-copy, .business-copy, .residential-copy, .contact-copy { max-width: 820px; }
  .hero-visual { min-height: 650px; width: min(760px,100%); margin-inline: auto; }
  .hero-photo { inset: 0; }
  .floating-card-top { right: 2%; left: auto; }
  .section-heading-split { grid-template-columns: 1fr; gap: 12px; }
  .section-heading-split > p { max-width: 760px; }
  .services-intro { grid-template-columns: 1fr; }
  .services-photo { min-height: 430px; border-radius: 0 0 48% 48% / 0 0 15% 15%; }
  .business-photo { width: min(740px,100%); margin-inline: auto; }
  .residential-visual, .contact-visual { min-height: 700px; width: min(760px,100%); margin-inline: auto; }
  .home-callout { right: 20px; bottom: 20px; }
  .contact-badge { left: 20px; bottom: 20px; }
}

@media (max-width: 760px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 88px 0; }
  .brand img { width: 64px; height: 55px; border-radius: 17px; }
  .brand-copy strong { font-size: .93rem; }
  .brand-copy small { display: none; }
  .header-inner { gap: 12px; }
  .hero { padding-bottom: 74px; }
  .hero h1 { font-size: clamp(2.35rem,11.2vw,3.35rem); }
  .hero-lead { font-size: 1.03rem; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .service-chips { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); }
  .service-chips span { justify-content: center; }
  .hero-assurance-cards { grid-template-columns: 1fr; }
  .hero-assurance-cards .floating-card { width: 100%; max-width: none; }
  .hero-visual { min-height: 560px; }
  .floating-card { min-width: 0; max-width: 82%; }
  .floating-card-top { top: 14px; right: 12px; left: auto; }
  .floating-card-bottom { right: 12px; bottom: 14px; }
  .scroll-cue { display: none; }

  .section-heading h2, .business-copy h2, .residential-copy h2, .contact-copy h2 { font-size: clamp(2rem,8.8vw,3rem); }
  .services-intro-copy { padding: 30px 22px; }
  .services-photo { min-height: 330px; }
  .service-grid, .benefit-grid { grid-template-columns: 1fr; }
  .service-card { grid-template-columns: auto 1fr; min-height: 0; }
  .service-card .service-number { grid-row: span 2; align-self: start; }
  .service-card .icon-box { width: 54px; height: 54px; }
  .service-card > div:last-child { grid-column: 2; }

  .business-photo, .residential-visual, .contact-visual { min-height: 570px; }
  .business-callout { align-items: flex-start; padding: 22px; }
  .business-callout > svg { width: 42px; height: 42px; }
  .home-callout { padding: 22px; }
  .contact-badge { left: 14px; right: 14px; bottom: 14px; }
  .contact-card { border-radius: 18px; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-contact-links { width: 100%; display: grid; grid-template-columns: 1fr; order: initial; }
  .footer-contact-link { justify-content: center; }
  .contact-form-panel { padding: 22px 18px; border-radius: 20px; }
  .contact-form { grid-template-columns: 1fr; }
  .contact-form-message, .contact-form-submit, .contact-form-note { grid-column: auto; }
}

@media (max-width: 460px) {
  .brand-copy strong { font-size: .82rem; }
  .service-chips { grid-template-columns: 1fr; }
  .hero-visual { min-height: 500px; }
  .floating-card { padding: 12px; }
  .floating-card > svg { width: 28px; height: 28px; }
  .service-card { padding: 20px 17px; gap: 12px; }
  .service-number { font-size: 1.35rem; }
  .benefit-card { padding: 22px 18px; }
  .benefit-card .icon-box { width: 54px; height: 54px; }
  .contact-card { grid-template-columns: auto 1fr; }
  .contact-arrow { display: none; }
}


/* Systems showcase */
.systems-showcase-section {
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 12%, rgba(22,150,255,.15), transparent 25%),
    linear-gradient(145deg, #eef8ff 0%, #ffffff 48%, #f5faff 100%);
}
.systems-orbit-mark {
  position: absolute;
  top: 70px;
  right: -150px;
  width: 460px;
  height: 460px;
  border: 1px solid rgba(8,120,255,.11);
  border-radius: 50%;
  pointer-events: none;
}
.systems-orbit-mark::before,
.systems-orbit-mark::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(8,120,255,.09);
  border-radius: inherit;
}
.systems-orbit-mark::before { inset: 58px; }
.systems-orbit-mark::after { inset: 126px; background: rgba(255,255,255,.28); }
.nav-systems { white-space: nowrap; }
.systems-showcase-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 22px;
}
.system-build-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 26px;
  border: 1px solid rgba(8,120,255,.17);
  border-radius: 28px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 18px 50px rgba(27,67,119,.11);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.system-build-card:hover {
  transform: translateY(-7px);
  border-color: rgba(8,120,255,.4);
  box-shadow: 0 26px 64px rgba(27,67,119,.17);
}
.system-build-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.system-build-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(8,120,255,.16);
  border-radius: 15px;
  color: var(--blue-700);
  background: linear-gradient(145deg,#f9fdff,#e4f3ff);
}
.system-build-icon svg { width: 25px; height: 25px; }
.system-build-code {
  color: var(--blue-700);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .12em;
}
.system-build-card > h3 {
  margin-bottom: 10px;
  font-size: 1.45rem;
}
.system-build-card > p {
  min-height: 78px;
  margin-bottom: 22px;
  color: var(--muted);
  line-height: 1.58;
}
.system-ui-preview {
  margin-top: auto;
  overflow: hidden;
  border: 1px solid rgba(8,120,255,.18);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(25,77,139,.1);
}
.system-ui-bar {
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 11px;
  border-bottom: 1px solid rgba(8,120,255,.12);
  color: var(--navy-800);
  background: linear-gradient(90deg,#f8fcff,#edf7ff);
}
.system-ui-bar i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue-300);
}
.system-ui-bar i:nth-child(2) { background: var(--blue-500); }
.system-ui-bar i:nth-child(3) { background: var(--blue-200); }
.system-ui-bar strong {
  margin-left: 5px;
  font-size: .72rem;
  letter-spacing: .02em;
}
.system-ui-body {
  min-height: 176px;
  display: grid;
  grid-template-columns: 102px minmax(0,1fr);
}
.system-ui-menu {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 14px 10px;
  border-right: 1px solid rgba(8,120,255,.11);
  background: #eff8ff;
}
.system-ui-menu span {
  overflow: hidden;
  padding: 7px 8px;
  border-radius: 8px;
  color: #526782;
  font-size: .66rem;
  font-weight: 760;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.system-ui-menu .is-active {
  color: var(--blue-700);
  background: #fff;
  box-shadow: 0 5px 13px rgba(8,120,255,.1);
}
.system-ui-panel {
  min-width: 0;
  padding: 18px 15px;
  background: linear-gradient(145deg,#fff,#f8fbff);
}
.system-ui-panel > b {
  display: block;
  overflow: hidden;
  margin-bottom: 12px;
  color: var(--navy-900);
  font-size: .78rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ui-line {
  width: 60%;
  height: 7px;
  display: block;
  margin-bottom: 7px;
  border-radius: 999px;
  background: #dcecff;
}
.ui-line-wide { width: 88%; background: #c9e5ff; }
.ui-cards, .ui-schedule, .ui-table, .ui-document, .ui-app {
  display: grid;
  gap: 7px;
  margin-top: 15px;
}
.ui-cards { grid-template-columns: repeat(3,1fr); }
.ui-cards i {
  height: 46px;
  border: 1px solid #d8eaff;
  border-radius: 8px;
  background: linear-gradient(145deg,#eef7ff,#fff);
}
.ui-schedule i, .ui-table i, .ui-document i {
  height: 17px;
  border-left: 4px solid var(--blue-500);
  border-radius: 5px;
  background: #edf7ff;
}
.ui-schedule i:nth-child(2), .ui-table i:nth-child(2) { border-left-color: var(--blue-300); }
.ui-document i { height: 13px; border-left-width: 0; background: #e5f2ff; }
.ui-document i:nth-child(2) { width: 78%; }
.ui-document i:nth-child(3) { width: 62%; }
.ui-app { grid-template-columns: repeat(3,1fr); align-items: end; }
.ui-app i {
  height: 54px;
  border-radius: 10px 10px 6px 6px;
  background: linear-gradient(180deg,#d8edff,#f7fbff);
}
.ui-app i:nth-child(2) { height: 68px; background: linear-gradient(180deg,#bfe1ff,#eef8ff); }
.systems-custom-callout {
  margin-top: 34px;
  padding: 30px 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border: 1px solid rgba(8,120,255,.18);
  border-radius: 28px;
  background: linear-gradient(115deg,#fff,#eaf6ff);
  box-shadow: var(--shadow-sm);
}
.systems-custom-callout h3 { margin: 8px 0 7px; font-size: 1.5rem; }
.systems-custom-callout p { margin-bottom: 0; color: var(--muted); }
.systems-custom-callout .button { flex: 0 0 auto; }

@media (min-width: 1041px) {
  .main-nav { gap: clamp(12px,1.35vw,22px); }
  .main-nav > a:not(.nav-cta) { font-size: clamp(.84rem,.8vw,.96rem); }
}
@media (max-width: 1220px) {
  .systems-showcase-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 760px) {
  .systems-showcase-grid { grid-template-columns: 1fr; }
  .system-build-card { padding: 22px 18px; border-radius: 23px; }
  .system-build-card > p { min-height: 0; }
  .systems-custom-callout { align-items: stretch; flex-direction: column; padding: 25px 21px; }
  .systems-custom-callout .button { width: 100%; }
}
@media (max-width: 460px) {
  .system-ui-body { grid-template-columns: 86px minmax(0,1fr); }
  .system-ui-menu { padding-inline: 7px; }
  .system-ui-menu span { padding-inline: 6px; font-size: .6rem; }
  .system-ui-panel { padding-inline: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* BFIA minimalist wordmark — 2026-07-27.
   Keeps the AI entry prominent without a pill, sphere, dot or forced animation. */
.main-nav > .nav-bfia {
  position: relative;
  isolation: isolate;
  margin-inline: 2px;
  padding: 12px 1px;
  border: 0;
  border-radius: 0;
  color: #071b3d;
  background: linear-gradient(105deg, #071b3d 0 44%, #0878ff 48% 82%, #c99b39 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: clamp(1rem, .95vw, 1.12rem);
  font-weight: 950;
  letter-spacing: .075em;
  line-height: 1;
  text-shadow: none;
}
.main-nav > .nav-bfia::before { content: none; display: none; }
.main-nav > .nav-bfia::after {
  content: "";
  position: absolute;
  left: 0;
  right: 42%;
  bottom: 5px;
  width: auto;
  height: 2px;
  display: block;
  border-radius: 0;
  background: linear-gradient(90deg, #0878ff 0 68%, #d2a84f 100%);
  transform: none;
  opacity: 1;
  transition: right .22s ease;
}
.main-nav > .nav-bfia:hover,
.main-nav > .nav-bfia:focus-visible,
.main-nav > .nav-bfia.active {
  border: 0;
  color: #075eea;
  background: linear-gradient(105deg, #075eea 0 44%, #0a92ff 48% 82%, #b68121 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.main-nav > .nav-bfia:hover::after,
.main-nav > .nav-bfia:focus-visible::after,
.main-nav > .nav-bfia.active::after { right: 0; }
@media (max-width: 1040px) {
  .main-nav > .nav-bfia,
  .main-nav > .nav-bfia:hover,
  .main-nav > .nav-bfia:focus-visible,
  .main-nav > .nav-bfia.active {
    margin: 0;
    padding: 13px 14px;
    border: 0;
    border-radius: 10px;
    background-color: transparent;
    background-image: linear-gradient(105deg, #071b3d 0 44%, #0878ff 48% 82%, #c99b39 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .main-nav > .nav-bfia::after { display: none; }
}