:root[data-theme="light"] {
  --site-bg-a: rgba(0, 199, 217, 0.08);
  --site-bg-b: rgba(245, 166, 35, 0.08);
}

html,
body {
  min-height: 100%;
}

html[data-theme="light"] body {
  font-family: var(--font-sans);
  background:
    radial-gradient(1200px 560px at 18% -10%, var(--site-bg-a), transparent 55%),
    radial-gradient(900px 520px at 110% 8%, var(--site-bg-b), transparent 55%),
    var(--surface-default) !important;
  color: var(--text-primary) !important;
}

html[data-theme="light"] .bg-white-90 {
  background-color: color-mix(in srgb, var(--surface-elevated) 92%, transparent) !important;
}

html[data-theme="light"] .backdrop-blur-md {
  backdrop-filter: blur(10px) !important;
}

header.sticky,
header.fixed {
  border-bottom: 1px solid var(--border-subtle);
}

header .container {
  max-width: 1240px;
}

header .container > a.text-xl.font-bold.text-slate-800 {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

header .container > a.text-xl.font-bold.text-slate-800::before {
  content: "";
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #fff url("../images/branding/logoITEK.png") center/cover no-repeat;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

header img[alt*="Logo"] {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  background: #fff;
}

header .top-cta {
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1.1 !important;
}

html[data-theme="light"] .nav-link {
  position: relative;
}

html[data-theme="light"] .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 2px;
  background: var(--brand-secondary);
  transition: width var(--dur) var(--ease);
}

html[data-theme="light"] .nav-link:hover::after,
html[data-theme="light"] .nav-link.text-blue-600::after {
  width: 100%;
}

.bg-blue-500,
.btn.btn-primary {
  background: linear-gradient(135deg, var(--brand-primary), #2f6ad8);
  color: var(--text-onBrand);
}

.bg-blue-500:hover,
.btn.btn-primary:hover,
.hover\:bg-blue-600:hover {
  filter: brightness(1.06);
}

.text-blue-600,
.text-blue-500,
.text-indigo-500,
.text-green-500 {
  color: var(--brand-primary);
}

.border-blue-500 {
  border-color: var(--brand-primary);
}

.hover\:bg-blue-50:hover {
  background: color-mix(in srgb, var(--brand-secondary) 10%, white);
}

.tech-card,
.offer-card,
main .bg-white {
  background: var(--surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.tech-card:hover,
.offer-card:hover {
  border-color: color-mix(in srgb, var(--brand-secondary) 32%, var(--border-subtle));
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.hero-lite,
.hero-pattern {
  border-radius: var(--radius-lg);
}

input,
select,
textarea,
.input {
  border-radius: var(--radius-sm);
  border-color: var(--border-subtle);
  background: var(--surface-elevated);
  color: var(--text-primary);
}

input:focus,
select:focus,
textarea:focus,
.input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--brand-secondary) 60%, var(--border-subtle));
  box-shadow: var(--focus-ring);
}

footer.bg-gray-900 {
  background: linear-gradient(180deg, #0b1a3a 0%, #071127 100%);
  border-top: 1px solid #19335f;
}

footer .text-gray-400 {
  color: #c0d0e7;
}

footer a.hover\:text-white:hover {
  color: #fff;
}

@media (max-width: 1279px) {
  header .container {
    gap: 10px;
  }

  header nav {
    gap: 0.9rem !important;
  }
}

@media (max-width: 1023px) {
  header nav {
    display: none !important;
  }
}

@media (max-width: 767px) {
  body {
    background: var(--surface-default);
  }

  .top-cta {
    width: 100%;
  }
}