:root {
  --color-bg: #0a0e1a;
  --color-surface: #111827;
  --color-surface-2: #1e2a3b;
  --color-border: #1f2d40;
  --color-border-subtle: #162032;
  --color-blue: #2563eb;
  --color-blue-hover: #1d4ed8;
  --color-cyan: #06b6d4;
  --color-text-primary: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  --color-text-inverse: #0a0e1a;
  --color-success: #10b981;
  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "Courier New", monospace;
  --radius-sm: 4px;
  --radius-md: 8px;
  --shadow-card: 0 1px 3px rgba(0, 0, 0, .4), 0 4px 16px rgba(0, 0, 0, .28);
  --shadow-hover: 0 4px 24px rgba(37, 99, 235, .15);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
}

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

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

a:hover,
a:focus {
  color: var(--color-cyan);
}

.site-shell {
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(17, 24, 39, .92);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
}

.utility-bar {
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text-secondary);
  font-size: .875rem;
}

.utility-inner {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: flex-end;
  min-height: 36px;
  flex-wrap: wrap;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 24px;
}

.brand {
  color: var(--color-text-primary);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0;
  white-space: nowrap;
}

.brand span {
  color: var(--color-cyan);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-size: 1.35rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav > a,
.dropdown > a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: .9375rem;
  font-weight: 600;
}

.main-nav > a:hover,
.main-nav > a:focus,
.dropdown:hover > a,
.dropdown:focus-within > a,
.dropdown.active > a,
.main-nav .active {
  background: rgba(37, 99, 235, .1);
  color: var(--color-text-primary);
}

.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  display: grid;
  width: 240px;
  padding: 8px;
  visibility: hidden;
  opacity: 0;
  transform: translateY(-4px);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.dropdown-menu a {
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: .9375rem;
}

.dropdown-menu a:hover,
.dropdown-menu a:focus {
  background: rgba(6, 182, 212, .09);
  color: var(--color-text-primary);
}

.hero {
  position: relative;
  min-height: 72vh;
  display: grid;
  align-items: center;
  padding: 112px 0 88px;
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .42), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .82), rgba(10, 14, 26, .56)),
    url("../images/global-devops-trainer-banner.jpg") center / cover;
}

.hero-india {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/india.jpg") center / cover;
}

.hero-australia {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/australia.jpg") center / cover;
}

.hero-canada {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/canada.jpg") center / cover;
}

.hero-germany {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/germany.jpg") center / cover;
}

.hero-netherlands {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/netherlands.jpg") center / cover;
}

.hero-singapore {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/singapore.jpg") center / cover;
}

.hero-uae {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/uae.jpg") center / cover;
}

.hero-uk {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/united-kingdom.jpg") center / cover;
}

.hero-usa {
  background:
    linear-gradient(180deg, rgba(10, 14, 26, .5), var(--color-bg)),
    linear-gradient(90deg, rgba(10, 14, 26, .86), rgba(10, 14, 26, .54)),
    url("../images/country/usa.jpg") center / cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .8), transparent 78%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--color-cyan);
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  color: var(--color-text-primary);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  max-width: 800px;
}

h2 {
  margin-bottom: 16px;
  color: var(--color-text-primary);
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.3;
}

h3 {
  margin-bottom: 10px;
  color: var(--color-text-primary);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-blue), var(--color-cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead {
  max-width: 700px;
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  line-height: 1.7;
}

.button-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button-row-center {
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: .9375rem;
  font-weight: 700;
  transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.btn-primary {
  background: var(--color-blue);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--color-blue-hover);
  color: #fff;
  box-shadow: 0 0 24px rgba(37, 99, 235, .35);
}

.btn-ghost {
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.btn-ghost:hover,
.btn-ghost:focus {
  background: rgba(37, 99, 235, .08);
  border-color: var(--color-blue);
  color: var(--color-text-primary);
}

.trust-strip {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.badge-tech {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 12px;
  border: 1px solid rgba(6, 182, 212, .25);
  border-radius: 999px;
  background: rgba(6, 182, 212, .1);
  color: var(--color-cyan);
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 600;
}

.section {
  padding: 96px 0;
}

.section-muted {
  background: linear-gradient(180deg, rgba(17, 24, 39, .78), rgba(10, 14, 26, .98));
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.section-heading {
  max-width: 680px;
  margin-bottom: 36px;
}

.section-heading.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading p {
  color: var(--color-text-secondary);
}

.grid {
  display: grid;
  gap: 24px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  height: 100%;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.card:hover,
.card:focus-within {
  border-color: rgba(37, 99, 235, .72);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.card p {
  color: var(--color-text-secondary);
}

.card-link {
  display: inline-flex;
  margin-top: 6px;
  color: var(--color-cyan);
  font-weight: 700;
}

.icon-box {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border: 1px solid rgba(6, 182, 212, .28);
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, .1);
  color: var(--color-cyan);
  font-family: var(--font-mono);
  font-size: .875rem;
  font-weight: 800;
}

.image-card {
  overflow: hidden;
  padding: 0;
}

.image-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border);
}

.image-card .card-body {
  padding: 24px;
}

.trainer-photo {
  width: 88px;
  height: 88px;
  margin-bottom: 18px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-surface-2);
}

.trainer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.trainer-social-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border-subtle);
}

.trainer-social-options a,
.trainer-social-options span {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  height: 30px;
  padding: 0 8px;
  border: 1px solid rgba(6, 182, 212, .22);
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, .07);
  color: var(--color-text-secondary);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: 0;
}

.trainer-social-options a:hover,
.trainer-social-options a:focus {
  border-color: rgba(6, 182, 212, .54);
  background: rgba(6, 182, 212, .14);
  color: var(--color-text-primary);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 40px;
  align-items: center;
}

.panel-list {
  display: grid;
  gap: 14px;
}

.panel-item {
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(17, 24, 39, .72);
}

.panel-item strong {
  display: block;
  margin-bottom: 4px;
  color: var(--color-text-primary);
}

.panel-item span {
  color: var(--color-text-secondary);
}

.tool-cloud {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.cta-strip {
  padding: 56px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(37, 99, 235, .14), rgba(6, 182, 212, .08));
  text-align: center;
}

.cta-strip p {
  max-width: 620px;
  margin-right: auto;
  margin-left: auto;
  color: var(--color-text-secondary);
}

.site-footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
}

.footer-title {
  margin-bottom: 14px;
  color: var(--color-text-primary);
  font-weight: 800;
}

.footer-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-list a,
.footer-list span,
.footer-copy {
  color: var(--color-text-secondary);
  font-size: .9375rem;
}

.social-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  min-height: 38px;
  padding: 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 700;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-subtle);
}

.footer-menu {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-menu a {
  color: var(--color-text-secondary);
  font-size: .9375rem;
}

@media (max-width: 991px) {
  .utility-inner {
    justify-content: flex-start;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    position: absolute;
    right: 16px;
    left: 16px;
    top: calc(100% + 1px);
    display: none;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    box-shadow: var(--shadow-card);
  }

  .main-nav.is-open {
    display: grid;
  }

  .main-nav > a,
  .dropdown > a {
    justify-content: space-between;
    width: 100%;
  }

  .dropdown-menu {
    position: static;
    width: 100%;
    visibility: visible;
    opacity: 1;
    transform: none;
    box-shadow: none;
    background: rgba(10, 14, 26, .42);
    margin-top: 4px;
  }

  .hero {
    min-height: auto;
    padding: 88px 0 64px;
  }

  h1 {
    font-size: 2.5rem;
  }

  .grid-2,
  .grid-3,
  .split,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 575px) {
  .container {
    width: min(100% - 24px, 1120px);
  }

  .utility-inner {
    gap: 8px;
    padding: 8px 0;
  }

  .utility-inner a {
    width: 100%;
  }

  .brand {
    font-size: 1.05rem;
  }

  h1 {
    font-size: 2rem;
  }

  .section {
    padding: 64px 0;
  }

  .card {
    padding: 22px;
  }

  .image-card {
    padding: 0;
  }

  .cta-strip {
    padding: 32px 20px;
  }

  .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}