:root {
  --bg-ice: rgba(207,220,234,.88);
  --bg-ice-strong: rgba(207,220,234,1);
  --ink: #0b1521;
  --muted: #6b7785;
  --pill: #101823;
  --white: #fff;
  --shadow: 0 20px 40px rgba(0,0,0,.25);
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Montserrat", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);
  background: #eef3f8;
  overflow-x: hidden;
}

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: var(--bg-ice);
  border-bottom: 1px solid rgba(0,0,0,.06);
}

.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: #0d1724;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 14px rgba(0,0,0,.22);
}

.logo svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}

.brand span {
  font-weight: 800;
  letter-spacing: .5px;
  font-size: 14px;
  opacity: .85;
}

nav {
  margin-left: 6px;
}

.nav {
  display: flex;
  gap: 24px;
  list-style: none;
  padding: 0;
  margin: 0;
  align-items: center;
  flex-wrap: wrap;
}

.nav a {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: #0e1b2a;
  font-weight: 500;
  font-size: 14px;
  padding: 8px 4px;
  opacity: .9;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  height: 2px;
  width: 0%;
  background: #0e1b2a;
  transition: width .25s ease;
}

.nav a:hover::after {
  width: 100%;
}

/* Hero */
.hero {
  position: relative;
  height: 78vh;
  min-height: 520px;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('images/') center/cover no-repeat fixed;
  transform: scale(1.08);
  animation: kenburns 24s ease-in-out infinite alternate;
  filter: saturate(1.05) contrast(1.02);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,.28) 10%, rgba(0,0,0,.35) 35%, rgba(0,0,0,.45) 65%, rgba(255,255,255,0) 85%);
  pointer-events: none;
}

@keyframes kenburns {
  0% { transform: scale(1.08) translate3d(0,0,0); }
  100% { transform: scale(1.18) translate3d(0, -10px, 0); }
}

/* Services / Vols */
.services {
  position: relative;
  margin-top: -120px;
}

.services-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 18px 80px;
}

.services-label {
  display: inline-block;
  margin-left: 8px;
  margin-bottom: 12px;
  background: #0f1a28;
  color: #fff;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 12px;
  letter-spacing: .6px;
  box-shadow: var(--shadow);
}

.cards {
  display: grid;
  grid-template-columns: repeat(5, minmax(180px, 1fr));
  gap: 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.card {
  position: relative;
  height: 360px;
  isolation: isolate;
  background: #0c1623;
  color: #fff;
  display: flex;
  align-items: flex-end;
  padding: 22px;
  overflow: hidden;
  transition: transform .35s ease, filter .35s ease;
}

.card:not(:last-child) {
  border-right: 1px solid rgba(255,255,255,.06);
}

.card .bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(.7) saturate(.75);
  z-index: -2;
  transition: transform .45s ease, filter .4s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.6), rgba(0,0,0,.05));
  z-index: -1;
}

.card h3 {
  margin: 0 0 6px 0;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: .6px;
}

.card p {
  margin: 0;
  opacity: .9;
  font-size: 12px;
}

.card:hover {
  transform: translateY(-10px);
}

.card:hover .bg {
  transform: scale(1.06);
  filter: brightness(.95) saturate(1.15);
}

.card {
  opacity: 0;
  transform: translateY(30px);
}

.card.show {
  opacity: 1;
  transform: translateY(0);
  transition: transform .5s ease, opacity .6s ease;
}

.card.show:hover {
  transform: translateY(-10px);
}

@media (max-width: 1200px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 860px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .hero { height: 64vh; }
}

@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
  .services { margin-top: -80px; }
  .brand span { display: none; }
}

.spacer { height: 120px; }