/* ============================================================
   Solve IT - home page (light theme)
   ============================================================ */
:root {
  --sit-orange:    #FF6B1A;
  --sit-orange-2:  #E85A0C;
  --sit-orange-soft: rgba(255,107,26,0.10);
  --sky:           #0EA5E9;
  --sky-2:         #38BDF8;
  --sky-soft:      rgba(14,165,233,0.10);

  --bg:            #FFFBF5;      /* warm off-white */
  --panel:         #FFFFFF;      /* kaarten */
  --panel-alt:     #F8FAFC;      /* subtiele alt-vlakken */
  --text:          #0F172A;      /* primaire tekst */
  --muted:         #64748B;      /* secundaire tekst */
  --border:        #E2E8F0;      /* zachte scheidingen */
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", "Inter", Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* --- Header --- */
.site-header {
  background: rgba(255, 251, 245, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 1.25rem;
}
.brand {
  color: var(--text); text-decoration: none;
  display: inline-flex; align-items: center;
}
.brand-logo {
  height: clamp(2rem, 4.5vw, 3.5rem);
  width: auto; display: block;
}
.site-nav a {
  color: var(--muted); text-decoration: none;
  font-size: 0.95rem; font-weight: 500;
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--sit-orange); }

/* --- Hero --- */
.hero {
  padding: 5rem 0 3.5rem;
  background:
    radial-gradient(ellipse at 20% 0%, var(--sit-orange-soft), transparent 55%),
    radial-gradient(ellipse at 80% 100%, var(--sky-soft), transparent 55%),
    var(--bg);
  border-bottom: 1px solid var(--border);
}
.hero h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.75rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
  max-width: 22ch;
  color: var(--text);
}
.hero .lead {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: var(--muted);
  max-width: 62ch;
  margin: 0;
}

/* --- App-kaarten --- */
.apps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  padding: 3.5rem 1.25rem 4rem;
}
.app-card {
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  position: relative;
  box-shadow: 0 1px 3px rgba(15,23,42,0.04);
}
.app-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 14px 32px rgba(15,23,42,0.10);
}

.app-image {
  aspect-ratio: 1 / 1;
  background-color: var(--panel);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  border-bottom: 1px solid var(--border);
}

.app-body {
  padding: 1.25rem 1.4rem 1.5rem;
  display: flex; flex-direction: column;
  flex: 1;
}
.app-body h2 {
  margin: 0 0 0.15rem;
  font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em;
  color: var(--text);
}
.tagline {
  color: var(--accent);
  font-weight: 700; font-size: 0.82rem;
  margin: 0 0 0.85rem;
  text-transform: uppercase; letter-spacing: 0.06em;
}
.description {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 1.25rem;
  flex: 1;
}
.app-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
}
.app-link .arrow {
  transition: transform 0.15s;
  display: inline-block;
}
.app-card:hover .app-link .arrow { transform: translateX(4px); }

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  background: var(--panel-alt);
}

@media (max-width: 640px) {
  .hero { padding: 3rem 0 2rem; }
  .apps { padding: 2.25rem 1rem 3rem; gap: 1rem; }
}