:root {
  --brand-ink: #102033;
  --brand-blue: #1d4ed8;
  --brand-cyan: #0891b2;
  --brand-emerald: #059669;
  --brand-gold: #d97706;
  --soft-shadow: 0 24px 70px rgba(15, 23, 42, 0.14);
  --deep-shadow: 0 34px 90px rgba(15, 23, 42, 0.24);
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--brand-ink);
  background:
    radial-gradient(circle at top left, rgba(8, 145, 178, 0.12), transparent 34rem),
    linear-gradient(180deg, #f8fafc 0%, #eef6ff 42%, #ffffff 100%);
}

.brand-mark {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.875rem;
  color: #ffffff;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-cyan));
  box-shadow: 0 14px 30px rgba(29, 78, 216, 0.25);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0.45rem;
  border: 2px solid rgba(255, 255, 255, 0.52);
  border-left-color: transparent;
  border-radius: 999px;
}

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

.nav-link {
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.45rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-cyan), var(--brand-emerald));
  opacity: 0;
  transform: scaleX(0.55);
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-cyan), var(--brand-emerald));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-cta {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-cyan), var(--brand-emerald));
  box-shadow: 0 16px 34px rgba(8, 145, 178, 0.22);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 42px rgba(5, 150, 105, 0.28);
  filter: saturate(1.12) brightness(1.04);
}

.hero-shell {
  min-height: clamp(720px, 92vh, 880px);
  background:
    linear-gradient(135deg, rgba(8, 20, 43, 0.98), rgba(17, 94, 89, 0.88)),
    url("/assets/edvance-dashboard.jpg") center / cover;
}

.hero-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
}

.hero-visual {
  filter: drop-shadow(var(--deep-shadow));
}

.hero-device {
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 1.5rem;
  background: rgba(255, 255, 255, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(18px);
}

.hero-device img {
  aspect-ratio: 16 / 10;
}

.hero-stat {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(16px);
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid rgba(29, 78, 216, 0.16);
  border-radius: 999px;
  background: rgba(29, 78, 216, 0.07);
  padding: 0.45rem 0.9rem;
  color: var(--brand-blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 0.35rem rgba(29, 78, 216, 0.12);
}

.service-card,
.portfolio-card,
.profile-panel,
.contact-panel,
.contact-row {
  box-shadow: var(--soft-shadow);
}

.service-card {
  isolation: isolate;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(29, 78, 216, 0.12), rgba(5, 150, 105, 0.1));
  opacity: 0;
  transition: opacity 220ms ease;
}

.service-card:hover::before {
  opacity: 1;
}

.icon-tile {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1.1rem;
  color: #ffffff;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.icon-blue { background: linear-gradient(135deg, #2563eb, #0891b2); }
.icon-green { background: linear-gradient(135deg, #059669, #0f766e); }
.icon-gold { background: linear-gradient(135deg, #d97706, #eab308); }
.icon-rose { background: linear-gradient(135deg, #e11d48, #db2777); }
.icon-violet { background: linear-gradient(135deg, #7c3aed, #2563eb); }
.icon-slate { background: linear-gradient(135deg, #334155, #0f766e); }

.portfolio-image {
  aspect-ratio: 16 / 10;
}

.portfolio-image img {
  transition: transform 500ms ease;
}

.portfolio-card:hover .portfolio-image img {
  transform: scale(1.035);
}

.delay-1 { transition-delay: 90ms; animation-delay: 90ms; }
.delay-2 { transition-delay: 180ms; animation-delay: 180ms; }
.delay-3 { transition-delay: 270ms; animation-delay: 270ms; }
.delay-4 { transition-delay: 360ms; animation-delay: 360ms; }
.delay-5 { transition-delay: 450ms; animation-delay: 450ms; }

.scroll-hidden,
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.scroll-visible,
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .scroll-hidden,
  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 768px) {
  .hero-shell {
    min-height: auto;
  }
}