/* =====================
   BASE.CSS — TRAIN website
   Gedeelde stijlen: variabelen, nav, footer, typografie
   ===================== */

:root {
  --ink: #0a0a0a;
  --white: #ffffff;
  --green: #009E3F;
  --green-dark: #007A30;
  --line: #e5e5e5;
  --muted: #777;
  --lighter: #aaa;
  --pad: clamp(24px, 6vw, 100px);
  --max-w: 1160px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Source Serif 4", Georgia, serif; background: var(--white); color: var(--ink); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }

/* NAV */
.site-header { border-bottom: 2px solid var(--ink); }
.nav-inner { max-width: var(--max-w); margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 22px var(--pad); }
.nav-datum { font-family: "DM Sans", sans-serif; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--lighter); }
.nav-logo { display: flex; justify-content: center; }
.nav-logo-img { height: 40px; display: block; }
.nav-links { display: flex; align-items: center; gap: 28px; justify-content: flex-end; }
.nav-link { font-family: "DM Sans", sans-serif; font-size: 11px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink); transition: color 0.2s; }
.nav-link:hover { color: var(--green); }
.nav-link--cta { color: var(--green); border: 1px solid var(--green); padding: 7px 14px; transition: background 0.2s, color 0.2s; }
.nav-link--cta:hover { background: var(--green); color: #fff; }

/* LAYOUT */
.inner { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad); }

/* GEDEELDE ELEMENTEN */
.kicker { font-family: "DM Sans", sans-serif; font-size: 9px; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--green); }
.lees-link { font-family: "DM Sans", sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--green); display: inline-flex; align-items: center; gap: 6px; border-bottom: 1px solid var(--green); padding-bottom: 2px; width: fit-content; transition: gap 0.2s; }
.lees-link:hover { gap: 10px; }
.sectie-label { font-family: "DM Sans", sans-serif; font-size: 9px; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--green); display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.sectie-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* FOOTER */
.site-footer { border-top: 2px solid var(--ink); padding: 20px var(--pad) 36px; display: flex; justify-content: space-between; align-items: center; }
.footer-logo { font-family: "DM Sans", sans-serif; font-weight: 700; font-size: 24px; letter-spacing: -0.05em; }
.footer-logo span { color: var(--green); }
.footer-sub { font-family: "DM Sans", sans-serif; font-size: 10px; color: var(--lighter); letter-spacing: 0.12em; text-transform: uppercase; }

/* RESPONSIVE */
@media (max-width: 760px) {
  .nav-inner { grid-template-columns: auto 1fr; gap: 12px; }
  .nav-datum { display: none; }
  .nav-links { gap: 16px; }
}