/* ============================================================
   Elea IT — Professional Site Styles (pure CSS)
   Brand: #00a8ff -> #08689a
   ============================================================ */

:root {
  --blue: #00a8ff;
  --blue-deep: #08689a;
  --ink: #0b1220;
  --ink-2: #131c2e;
  --slate: #5a6b85;
  --line: #e7ecf3;
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(11, 18, 32, 0.10);
  --shadow-sm: 0 8px 24px rgba(11, 18, 32, 0.08);
  --max: 1160px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.section { padding: 96px 0; }
.section-soft { background: var(--bg-soft); }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-deep);
  margin-bottom: 16px;
}

.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-head h2 {
  font-size: clamp(30px, 4.5vw, 44px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.section-head p { color: var(--slate); font-size: 18px; margin-top: 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  color: #fff;
  box-shadow: 0 10px 24px rgba(0, 168, 255, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(0, 168, 255, 0.45); }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,.3); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.1); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); }

/* ---------- Navbar ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.brand img { height: 26px; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-weight: 600; font-size: 15px; color: var(--ink); transition: color .2s; }
.nav-links a:hover { color: var(--blue-deep); }
.nav-cta { padding: 10px 22px; }
.nav-toggle { display: none; background: none; border: 0; font-size: 24px; cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(0,168,255,.18), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  color: #fff;
  overflow: hidden;
}
.hero-inner { padding: 110px 0 120px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,168,255,.15);
  color: #7fd3ff;
  border: 1px solid rgba(0,168,255,.35);
  padding: 7px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 700; letter-spacing: .04em;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.hero h1 .grad {
  background: linear-gradient(120deg, var(--blue), #7fd3ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { color: #aab6c9; font-size: 19px; margin: 22px 0 34px; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 18px;
  padding: 28px;
  backdrop-filter: blur(6px);
}
.hero-card h4 { font-size: 14px; letter-spacing: .12em; text-transform: uppercase; color: #7fd3ff; margin-bottom: 18px; }
.hero-list { list-style: none; display: grid; gap: 14px; }
.hero-list li { display: flex; align-items: center; gap: 12px; color: #dbe4f0; font-size: 15px; }
.hero-list i { color: var(--blue); }

/* ---------- Stats ---------- */
.stats { background: var(--ink-2); border-top: 1px solid rgba(255,255,255,.06); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 44px 0; text-align: center; }
.stat .num { font-size: 40px; font-weight: 800; color: #fff; letter-spacing: -0.02em; }
.stat .num span { color: var(--blue); }
.stat .label { color: #8896ad; font-size: 14px; font-weight: 600; margin-top: 6px; }

/* ---------- Services ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card .icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(0,168,255,.15), rgba(8,104,154,.12));
  color: var(--blue-deep);
  font-size: 24px;
  margin-bottom: 20px;
}
.card h3 { font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--slate); font-size: 15px; }

/* ---------- About / Split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -0.02em; line-height: 1.12; }
.split p { color: var(--slate); font-size: 17px; margin-top: 18px; }
.check-list { list-style: none; margin-top: 26px; display: grid; gap: 14px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 16px; }
.check-list i { color: var(--blue); margin-top: 4px; }
.about-visual {
  border-radius: 20px;
  padding: 40px;
  background:
    radial-gradient(600px 300px at 20% 0%, rgba(0,168,255,.18), transparent 60%),
    linear-gradient(160deg, var(--ink), var(--ink-2));
  color: #fff;
}
.about-visual .year { font-size: 72px; font-weight: 800; letter-spacing: -0.03em; }
.about-visual .year span { color: var(--blue); }
.about-visual p { color: #aab6c9; margin-top: 10px; }
.mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; }
.mini { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); border-radius: 12px; padding: 18px; }
.mini strong { display: block; font-size: 22px; }
.mini small { color: #8896ad; }

/* ---------- Relay teaser ---------- */
.relay-teaser {
  background: linear-gradient(120deg, #0b1220 0%, #14243d 100%);
  border-radius: 22px;
  padding: 56px;
  color: #fff;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.relay-teaser::after {
  content: "";
  position: absolute; right: -80px; top: -80px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,168,255,.35), transparent 70%);
}
.relay-teaser .tag { color: #7fd3ff; font-weight: 700; letter-spacing: .14em; font-size: 13px; text-transform: uppercase; }
.relay-teaser h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; margin: 14px 0 16px; letter-spacing: -0.02em; }
.relay-teaser p { color: #aab6c9; font-size: 17px; }
.relay-teaser .right { text-align: right; position: relative; z-index: 1; }

/* ---------- Contact / CTA ---------- */
.cta {
  text-align: center;
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  border-radius: 24px;
  padding: 72px 32px;
  color: #fff;
}
.cta h2 { font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; letter-spacing: -0.02em; }
.cta p { font-size: 18px; opacity: .92; margin: 16px auto 30px; max-width: 560px; }
.cta .btn-dark { background: #0b1220; }

/* ---------- Footer ---------- */
footer { background: var(--ink); color: #aab6c9; padding: 60px 0 30px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.foot-brand img { height: 28px; margin-bottom: 16px; }
.foot-brand p { max-width: 320px; font-size: 15px; }
.foot-col h5 { color: #fff; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 16px; }
.foot-col a, .foot-col p { display: block; color: #aab6c9; font-size: 15px; margin-bottom: 10px; }
.foot-col a:hover { color: var(--blue); }
.foot-bottom {
  margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 14px; color: #8896ad;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner, .split, .relay-teaser { grid-template-columns: 1fr; }
  .relay-teaser .right { text-align: left; }
  .cards { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .section { padding: 68px 0; }
  .relay-teaser, .cta { padding: 40px 26px; }
}