/*
  Linked IT – core styles
  Primary colours: #5A5DCB (primary), #FFFFFF (light), #2E2E2E (dark)
  Fonts: Montserrat (preferred), Arial (fallback)
*/

:root {
  --color-primary: #5A5DCB;
  --color-dark: #2E2E2E;
  --color-light: #FFFFFF;
  --color-muted: #6B6B6B;
  --color-surface: #0f1020;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(23, 24, 61, 0.18);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--color-dark);
  background: #fafafa;
  font-family: 'Montserrat', Arial, sans-serif;
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.skip-link {
  position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden;
}
.skip-link:focus { left: 16px; top: 16px; width: auto; height: auto; background: #fff; padding: 8px 12px; border-radius: 4px; }

.container { width: min(1120px, 92%); margin: 0 auto; }
.narrow { width: min(820px, 92%); }

.site-header {
  background: #fff; position: sticky; top: 0; z-index: 10; border-bottom: 1px solid #eee;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; color: var(--color-dark); }
.brand img { display: block; height: 72px; width: auto; }
.site-header .brand { padding: 4px 0; }

.nav-toggle { display: none; }
.nav-list { list-style: none; display: flex; gap: 18px; margin: 0; padding: 0; align-items: center; }
.nav-list a { color: var(--color-dark); font-weight: 600; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; border-radius: 999px; padding: 12px 18px; border: 1px solid transparent; cursor: pointer; transition: transform .05s ease-in-out, background .2s; }
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-lg { padding: 14px 22px; font-size: 18px; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: #4b4ec0; }
.btn-ghost { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-ghost:hover { background: rgba(90,93,203,0.08); }

.hero {
  color: #fff;
  background: radial-gradient(1200px 400px at 25% 10%, rgba(90,93,203,0.4), transparent 60%),
              linear-gradient(180deg, #0f1020 0%, #191a33 100%);
  padding: 80px 0 40px;
}
.hero-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.hero-copy h1 { margin: 0 0 14px; font-size: clamp(28px, 4vw, 44px); line-height: 1.15; }
.lead { color: #d9dbff; font-size: clamp(16px, 2vw, 18px); }
.cta { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.hero-art { position: relative; height: 320px; }
.hero-art .glow { position: absolute; inset: 0; filter: blur(40px); background: radial-gradient(600px 200px at 60% 50%, rgba(90,93,203,0.6), transparent 70%); opacity: .8; }
.cards { position: absolute; inset: 0; display: grid; place-items: center; gap: 14px; }
.card { background: rgba(255,255,255,0.06); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.14); color: #fff; padding: 14px 16px; border-radius: var(--radius); box-shadow: var(--shadow); }

.section { padding: 64px 0; }
.section.alt { background: #fff; }
.section-title { margin: 0 0 20px; font-size: clamp(22px, 3vw, 28px); }

.grid { display: grid; gap: 18px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.tile { background: #fff; border: 1px solid #eee; border-radius: var(--radius); padding: 18px; box-shadow: 0 8px 20px rgba(10,10,10,0.04); }
.tile h3 { margin-top: 0; }
.list { padding-left: 18px; }
.muted { color: var(--color-muted); }

.cta-band { background: linear-gradient(90deg, var(--color-primary), #6f71d6); color: #fff; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; }

.site-footer { background: #111225; color: #cfd1ff; padding: 28px 0; }
.footer-inner { display: grid; grid-template-columns: 1fr auto auto; gap: 20px; align-items: center; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.footer-links { list-style: none; display: flex; gap: 16px; margin: 0; padding: 0; }
.footer-links a { color: #cfd1ff; }

/* Forms */
.contact-grid { grid-template-columns: 1fr 1.2fr; align-items: start; }
form { background: #fff; border: 1px solid #eee; border-radius: var(--radius); padding: 18px; box-shadow: 0 8px 20px rgba(10,10,10,0.04); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-field { display: grid; gap: 6px; margin-bottom: 12px; }
label { font-weight: 600; }
input[type="text"], input[type="email"], input[type="tel"], select, textarea {
  font-family: inherit; font-size: 16px; padding: 10px 12px; border-radius: 8px; border: 1px solid #ddd; outline: none; transition: border .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(90,93,203,0.15); }
.checkbox { display: flex; align-items: center; gap: 10px; }
.form-actions { display: flex; align-items: center; gap: 12px; }

/* Responsive */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { order: -1; height: 220px; margin-bottom: -20px; }
  .cards-3 { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .footer-inner { grid-template-columns: 1fr; align-items: start; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .nav-toggle { display: inline-flex; background: #fff; border: 1px solid #e6e6e6; padding: 8px 10px; border-radius: 8px; }
  .nav-list { position: absolute; right: 4%; top: 64px; background: #fff; border: 1px solid #eee; border-radius: 8px; padding: 10px; display: none; flex-direction: column; width: 220px; box-shadow: var(--shadow); }
  .nav-list.open { display: flex; }
}

/* Utilities */
.h3 { font-size: 20px; margin-top: 0; }