:root {
  color-scheme: light;
  --bg-base: #e9edf3;
  --surface: rgba(245, 248, 252, 0.92);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --blue: #137CD7;
  --cyan: #38bdf8;
  --teal: #2dd4bf;
  --violet: #a78bfa;
  --text: #0f172a;
  --muted: #475569;
  --border: rgba(15, 23, 42, 0.12);
  --radius: 22px;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
  --max: 1200px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; scroll-behavior: smooth; }
body { font-family: 'Manrope', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: var(--text); overflow-x: hidden; background: var(--bg-base); }
a { color: inherit; }

.background-image,
.background-tint {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.background-image {
  z-index: -3;
  background-image: url("https://lambdalink1.blob.core.windows.net/web-assets/background.jpg");
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
}

.background-tint {
  z-index: -2;
  background:
    radial-gradient(900px 600px at 10% 15%, rgba(19,124,215,0.32), transparent 60%),
    radial-gradient(800px 500px at 85% 20%, rgba(45,212,191,0.30), transparent 55%),
    radial-gradient(700px 500px at 50% 85%, rgba(167,139,250,0.32), transparent 55%),
    linear-gradient(180deg, rgba(233,237,243,0.82), rgba(221,228,239,0.88));
}

.lambda-layout { min-height: calc(100vh - 1px); }
.lambda-appbar { backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.appbar-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.header-accent { height: 3px; width: 100%; background: linear-gradient(90deg, var(--blue), var(--teal), var(--violet)); }
.brand-link { display: inline-flex; align-items: center; gap: 12px; color: var(--text) !important; min-width: max-content; }
.brand-logo { width: 56px; height: 56px; border-radius: 16px; object-fit: contain; background: rgba(255,255,255,0.74); box-shadow: 0 14px 30px rgba(19,124,215,0.25); }
.brand-copy { display: grid; line-height: 1.1; }
.brand-copy strong { font-size: 1.05rem; }
.brand-copy span { color: var(--muted); font-size: 0.82rem; }
.menu-dropdown { position: relative; min-width: max-content; }
.menu-dropdown summary { list-style: none; cursor: pointer; }
.menu-dropdown summary::-webkit-details-marker { display: none; }
.menu-trigger { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 10px 16px; border-radius: 999px; border: 1px solid rgba(19,124,215,.24); background: rgba(255,255,255,.84); color: var(--text); font-weight: 900; box-shadow: 0 12px 28px rgba(15,23,42,.10); transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.menu-trigger:hover, .menu-dropdown[open] .menu-trigger { transform: translateY(-1px); border-color: rgba(19,124,215,.44); box-shadow: 0 18px 34px rgba(19,124,215,.18); }
.menu-trigger-icon { color: var(--blue); font-size: 1.15rem; line-height: 1; }
.menu-panel { position: absolute; top: calc(100% + 14px); left: 0; z-index: 1000; width: min(360px, 88vw); padding: 14px; border-radius: 24px; border: 1px solid rgba(255,255,255,.76); background: rgba(255,255,255,.96); box-shadow: 0 30px 80px rgba(15,23,42,.22); backdrop-filter: blur(20px); }
.menu-panel::before { content: ""; position: absolute; top: -10px; left: 28px; width: 20px; height: 20px; transform: rotate(45deg); background: rgba(255,255,255,.96); border-left: 1px solid rgba(255,255,255,.76); border-top: 1px solid rgba(255,255,255,.76); }
.menu-feature-link, .menu-contact-link, .menu-category summary { position: relative; display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 12px 14px; border-radius: 16px; color: var(--text) !important; text-decoration: none; font-weight: 900; }
.menu-feature-link { background: linear-gradient(135deg, rgba(19,124,215,.16), rgba(56,189,248,.18)); }
.menu-contact-link { margin-top: 12px; background: rgba(15,23,42,.06); }
.menu-category { position: relative; margin-top: 8px; }
.menu-category summary { background: rgba(19,124,215,.08); border: 1px solid rgba(19,124,215,.08); }
.menu-category summary:hover, .menu-category[open] summary { background: rgba(19,124,215,.14); border-color: rgba(19,124,215,.18); }
.submenu-chevron { color: var(--blue); font-size: 1.35rem; font-weight: 900; }
.submenu-panel { display: grid; gap: 6px; padding: 8px 0 4px 16px; }
.submenu-panel a { display: block; padding: 9px 12px; border-radius: 12px; color: var(--muted) !important; text-decoration: none; font-weight: 800; }
.submenu-panel a:hover { color: var(--blue) !important; background: rgba(19,124,215,.10); }
.header-phone { display: inline-flex; align-items: center; min-height: 40px; padding: 8px 12px; border-radius: 999px; color: var(--blue) !important; background: rgba(19,124,215,.10); text-decoration: none; font-weight: 900; white-space: nowrap; }
.footer-phone { display: inline-block; margin: 10px 0 0 14px; color: var(--blue) !important; font-weight: 900; }
.footer-bottom a { color: var(--blue); font-weight: 800; text-decoration: none; }
.mobile-menu-heading { margin: 18px 16px 6px !important; color: var(--blue) !important; font-weight: 900 !important; text-transform: uppercase; letter-spacing: .06em; }
@media (min-width: 961px) {
  .menu-category:not([open]):hover .submenu-panel { display: grid; }
  .menu-category:not([open]) .submenu-panel { display: none; }
}
@media (max-width: 960px) {
  .desktop-nav { display: none; }
  .header-phone { display: none; }
  .menu-trigger span:last-child { display: none; }
  .menu-trigger { padding: 10px 13px; }
  .menu-panel { display: none; }
}
@media (max-width: 560px) {
  .menu-dropdown { order: 0; }
  .brand-link { order: 1; }
  .appbar-actions { order: 2; }
}

.desktop-nav { display: flex; align-items: center; justify-content: center; gap: 2px; flex: 1; }
.nav-link .mud-nav-link-text { font-weight: 700; }
.appbar-actions { display: flex; align-items: center; gap: 6px; }
.schedule-button { border-radius: 999px !important; font-weight: 800 !important; box-shadow: 0 14px 30px rgba(19,124,215,0.30) !important; }
.x-button { min-width: 42px !important; font-weight: 900 !important; font-size: 1.05rem !important; }
.mobile-drawer { width: min(320px, 86vw); }

.main-content { padding-top: 82px; }
.page-shell { max-width: var(--max); margin: 0 auto; padding: 46px 24px 0; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.hero { padding: 52px 0 42px; }
.section { padding: 38px 0; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(280px, .82fr); gap: 32px; align-items: stretch; }
.grid { display: grid; gap: 28px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.hero h1,
.section h1 { font-size: clamp(2.55rem, 6vw, 5.25rem); line-height: .95; letter-spacing: -0.06em; margin: 0 0 22px; max-width: 920px; }
h2 { font-size: clamp(1.6rem, 3vw, 2.35rem); line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 18px; }
h3 { font-size: clamp(1.15rem, 2vw, 1.45rem); margin: 28px 0 10px; }
p { color: var(--muted); line-height: 1.78; font-size: 1.02rem; }
.hero p { font-size: clamp(1.05rem, 2vw, 1.22rem); max-width: 780px; }

.card { background: var(--surface); border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.65); box-shadow: var(--shadow); backdrop-filter: blur(18px); }
.card.pad { padding: clamp(24px, 4vw, 36px); }
.hero .card,
.section > .container > .card,
.grid .card { transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.hero .card:hover,
.section > .container > .card:hover,
.grid .card:hover { transform: translateY(-4px); box-shadow: 0 30px 70px rgba(15, 23, 42, 0.20); border-color: rgba(19,124,215,0.24); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 12px 20px; border-radius: 999px; text-decoration: none; font-weight: 800; transition: transform .18s ease, box-shadow .18s ease, filter .18s ease; }
.btn:hover { transform: translateY(-2px); }
.btn.primary { color: #fff; background: linear-gradient(135deg, var(--blue), var(--cyan)); box-shadow: 0 14px 34px rgba(19,124,215,0.42); }
.btn.primary:hover { filter: brightness(1.05); }
.btn.ghost { color: var(--text); background: rgba(255,255,255,0.52); border: 1px solid var(--border); }
.cta-strip { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }
.badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.badge { background: rgba(19,124,215,0.15); color: var(--blue); padding: 7px 14px; border-radius: 999px; font-size: .86rem; font-weight: 800; text-decoration: none; transition: transform .18s ease, background .18s ease, box-shadow .18s ease; }
.badge:hover { transform: translateY(-2px); background: rgba(19,124,215,0.24); box-shadow: 0 10px 22px rgba(19,124,215,0.18); }
.list, .benefit-list { color: var(--muted); line-height: 1.75; }
.benefit-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 18px; padding-left: 1.2rem; }
.product-card { display: flex; flex-direction: column; gap: 12px; }
.product-card .btn { align-self: flex-start; margin-top: auto; }
.product-kicker { margin: 0 0 -4px; color: var(--blue); font-weight: 800; text-transform: uppercase; letter-spacing: .06em; font-size: .78rem; }
.detail-section h2,
.detail-section h3 { margin-top: 0; }

.home-carousel { overflow: hidden; border-radius: var(--radius); border: 1px solid rgba(255,255,255,.64); background: rgba(245,248,252,0.70); box-shadow: var(--shadow); backdrop-filter: blur(16px); }
.home-carousel-track { display: flex; gap: 16px; width: max-content; padding: 16px; animation: carousel-scroll 24s linear infinite; }
.home-carousel-track img { width: 260px; height: 140px; object-fit: contain; border-radius: 12px; background: #fff; padding: 18px; }
@keyframes carousel-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.site-footer { width: 100%; margin-top: 96px; background: rgba(245,248,252,0.90); border-top: 1px solid var(--border); backdrop-filter: blur(18px); }
.footer-main { padding: 58px 24px 42px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; }
.footer-brand p { max-width: 480px; }
.footer-email { display: inline-block; margin-top: 14px; color: var(--blue) !important; font-weight: 800; }
.footer-socials { display: flex; align-items: center; gap: 4px; margin-top: 16px; }
.footer-columns { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.footer-columns .mud-typography { margin-bottom: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .04em; }
.footer-columns a { display: inline-flex; align-items: center; padding: 8px 14px; margin: 0 8px 10px 0; border-radius: 999px; background: rgba(19,124,215,0.12); color: var(--blue) !important; text-decoration: none; font-weight: 700; transition: background .2s ease, transform .15s ease; }
.footer-columns a:hover { background: rgba(19,124,215,0.20); transform: translateY(-1px); }
.footer-bottom { padding: 18px 24px; text-align: center; font-size: .85rem; color: var(--muted); border-top: 1px solid var(--border); }

@media (max-width: 960px) {
  .brand-copy { display: none; }
  .main-content { padding-top: 72px; }
  .appbar-inner { min-height: 70px; }
  .hero-grid, .grid.two, .grid.three, .footer-main, .footer-columns, .benefit-list { grid-template-columns: 1fr; }
  .hero { padding-top: 34px; }
  .page-shell { padding: 30px 16px 0; }
  .container { padding: 0; }
}

@media (max-width: 560px) {
  .brand-logo { width: 48px; height: 48px; }
  .appbar-actions { gap: 0; }
  .hero h1, .section h1 { font-size: clamp(2.2rem, 14vw, 3.6rem); }
  .card.pad { padding: 22px; }
}
.city-visual { overflow: hidden; min-height: 360px; }
.city-visual img { width: 100%; height: 100%; min-height: 360px; object-fit: cover; display: block; }
.service-image-grid { display: grid; gap: 28px; }
.service-card { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 26px; align-items: center; }
.service-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 18px; background: rgba(19,124,215,.10); box-shadow: 0 16px 32px rgba(15,23,42,.12); }
.service-card h2 { margin-top: 0; }
.lead { max-width: 840px; }
@media (max-width: 760px) {
  .service-card { grid-template-columns: 1fr; }
  .city-visual, .city-visual img { min-height: 260px; }
}

/* Header refinements */
.background-tint {
  background-size: 120% 120%;
  animation: lively-background 18s ease-in-out infinite alternate;
}

@keyframes lively-background {
  0% {
    filter: hue-rotate(0deg) saturate(1);
    background-position: 0% 0%, 100% 15%, 50% 100%, center;
  }
  50% {
    filter: hue-rotate(8deg) saturate(1.08);
    background-position: 14% 8%, 76% 32%, 58% 78%, center;
  }
  100% {
    filter: hue-rotate(-6deg) saturate(1.12);
    background-position: 4% 22%, 92% 8%, 42% 90%, center;
  }
}

.appbar-inner {
  display: grid;
  grid-template-columns: minmax(96px, 1fr) auto minmax(96px, 1fr) auto;
  justify-content: initial;
}

.menu-dropdown {
  justify-self: start;
}

.brand-link {
  justify-self: center;
}

.brand-logo {
  width: 90px;
  height: 90px;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 0;
}

.desktop-nav {
  justify-self: center;
  flex: initial;
}

.nav-link,
.nav-link .mud-nav-link-text {
  color: var(--text) !important;
}

.appbar-actions {
  justify-self: end;
}

.menu-trigger,
.menu-category-summary {
  font-family: inherit;
}

.menu-dropdown .menu-trigger {
  appearance: none;
}

.menu-category-summary {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(19,124,215,.08);
  background: rgba(19,124,215,.08);
  color: var(--text) !important;
  cursor: pointer;
  font-weight: 900;
}

.menu-category-summary:hover,
.menu-category-summary[aria-expanded="true"] {
  background: rgba(19,124,215,.14);
  border-color: rgba(19,124,215,.18);
}

.menu-category-summary[aria-expanded="true"] .submenu-chevron {
  transform: rotate(90deg);
}

.submenu-chevron {
  display: inline-block;
  transition: transform .18s ease;
}

@media (min-width: 961px) {
  .menu-category:not([open]):hover .submenu-panel,
  .menu-category:not([open]) .submenu-panel { display: grid; }
}

/* Product and Microsoft logo treatments */
.product-logo-img,
.product-logo-mark {
  width: 116px;
  height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  border-radius: 16px;
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 12px 26px rgba(15,23,42,.10);
  margin-bottom: 4px;
}

.product-logo-img {
  object-fit: contain;
  padding: 10px;
}

.product-logo-mark {
  position: relative;
  overflow: hidden;
  color: #fff;
  font-weight: 950;
  letter-spacing: .02em;
}

.product-logo-acronis { background: linear-gradient(135deg, #0071ce, #53bceb); }
.product-logo-proofpoint { background: linear-gradient(135deg, #d71920, #f97316); }
.product-logo-microsoft365 { gap: 4px; background: rgba(255,255,255,.92); }
.product-logo-defender { background: linear-gradient(135deg, #0078d4, #00bcf2); }

.m365-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.m365-logo img {
  width: 96px;
  max-width: 32%;
  height: 64px;
  object-fit: contain;
  flex: 0 0 auto;
  padding: 8px;
  border-radius: 14px;
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 10px 22px rgba(15,23,42,.10);
}

.m365-logo h2 {
  margin: 0;
}

.product-card h3 {
  margin-top: 8px;
}

.microsoft-hero-logo {
  width: min(260px, 100%);
  height: auto;
  padding: 18px;
  margin-bottom: 18px;
}

.logo-heading {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.logo-heading h2 { margin: 0; }
.logo-heading .product-logo-img,
.logo-heading .product-logo-mark { width: 72px; height: 48px; margin: 0; }

/* Footer text-link style */
.footer-columns a {
  display: table;
  padding: 3px 0;
  margin: 0 0 9px;
  border-radius: 0;
  background: transparent;
  color: var(--text) !important;
  text-decoration: none;
  font-weight: 800;
  border-bottom: 2px solid transparent;
  transition: color .18s ease, border-color .18s ease, transform .18s ease;
}
.footer-columns a:hover {
  background: transparent;
  color: var(--blue) !important;
  border-color: rgba(19,124,215,.42);
  transform: translateX(4px);
}

/* Recommended links */
.page-suggestions { padding-top: 28px; }
.suggestion-links { display: flex; flex-wrap: wrap; gap: 12px 18px; }
.suggestion-links a {
  color: var(--blue);
  font-weight: 900;
  text-decoration: none;
  border-bottom: 2px solid rgba(19,124,215,.22);
  transition: transform .18s ease, border-color .18s ease, color .18s ease;
}
.suggestion-links a:hover {
  color: var(--text);
  border-color: var(--blue);
  transform: translateY(-2px);
}

@media (max-width: 960px) {
  .appbar-inner {
    grid-template-columns: auto 1fr auto;
  }
  .brand-link { justify-self: center; }
  .desktop-nav { display: none; }
  .brand-logo { width: 72px; height: 72px; }
}

@media (max-width: 560px) {
  .brand-logo { width: 60px; height: 60px; }
}

@media (max-width: 960px) {
  .menu-panel { display: block; }
  .appbar-actions { min-width: 0; }
}
.home-carousel-track .product-logo-img,
.home-carousel-track .product-logo-mark {
  width: 260px;
  height: 140px;
  margin: 0;
  flex: 0 0 auto;
  font-size: 1.35rem;
}