/* Poortpagina tomorrowsfossils.com — eigen huisstijlversie (niet door poort.sh
   beheerd). Tokens en typografie gespiegeld aan /assets/css/style.css; fonts en
   beeld staan in /poort/ zodat de dichte site verder niets hoeft vrij te geven. */

@font-face {
  font-family: "Instrument Serif";
  src: url("/poort/fonts/instrument-serif-400.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("/poort/fonts/manrope-200-800.woff2") format("woff2-variations");
  font-weight: 200 800; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/poort/fonts/ibm-plex-mono-500.woff2") format("woff2");
  font-weight: 500; font-style: normal; font-display: swap;
}

:root {
  color-scheme: dark;
  --obsidian: #080B0C;
  --slate: #273031;
  --limestone: #D9D1C5;
  --paper: #EEE8DD;
  --brass-text: #B98F58;
  --amber: #FF9B32;
  --rust-text: #D57F63;
  --ink-soft: #9BA3A0;
  --font-display: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-ui: "Manrope", system-ui, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --pad: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 2px;
  --schaduw: 0 1px 12px rgba(8, 11, 12, 0.9), 0 0 2px rgba(8, 11, 12, 0.6);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  position: relative;
  isolation: isolate;
  background: var(--obsidian);
  color: var(--limestone);
  font: 380 1rem/1.7 var(--font-ui);
  text-rendering: optimizeLegibility;
}

/* ------------------------------------------------------------ tafereel */
.tafereel { position: fixed; inset: 0; z-index: -1; background: var(--obsidian); overflow: hidden; }
.tafereel img { display: block; width: 100%; height: 100%; object-fit: cover; }
/* One slow arrival; the access screen has no scroll timeline. */
@keyframes poort-arrival {
  from { transform: scale(1.025); }
  to { transform: scale(1.065) translateY(-0.4%); }
}
@media (prefers-reduced-motion: no-preference) {
  .tafereel img { animation: poort-arrival 4.8s cubic-bezier(0.16, 1, 0.3, 1) both; }
}
.vignet {
  position: absolute; inset: 0;
  background:
    linear-gradient(to top, rgba(8, 11, 12, 0.92) 0%, rgba(8, 11, 12, 0.5) 38%, rgba(8, 11, 12, 0.12) 68%),
    linear-gradient(to bottom, rgba(8, 11, 12, 0.7) 0%, rgba(8, 11, 12, 0) 26%);
}

/* ---------------------------------------------------------------- merk */
.merk {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 1.25rem var(--pad);
  color: var(--paper);
  text-shadow: var(--schaduw);
}
.merk-teken { flex: none; }
.merk-naam { font-family: var(--font-display); font-size: 1.25rem; letter-spacing: 0.02em; }

/* --------------------------------------------------------------- poort */
.poort {
  align-self: end;
  width: 100%; max-width: 1200px;
  margin-inline: auto;
  padding: 0 var(--pad) clamp(2rem, 7vh, 5rem);
}
.kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem; font-weight: 500; letter-spacing: 0.28em;
  color: var(--brass-text);
  margin: 0 0 1rem;
  text-shadow: var(--schaduw);
}
h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 7.5vw, 5.6rem);
  line-height: 1.08; letter-spacing: 0.005em;
  color: var(--paper);
  margin: 0 0 1rem;
  max-width: 14ch;
  text-wrap: balance;
  text-shadow: var(--schaduw);
}
.uitleg {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 1.4vw, 1rem);
  color: var(--limestone);
  margin: 0 0 2rem;
  text-shadow: var(--schaduw);
}
.uitleg [lang="nl"] { color: var(--ink-soft); }

/* ----------------------------------------------------------- formulier */
form { max-width: 32rem; }
label {
  display: block;
  font-size: 0.85rem; letter-spacing: 0.02em;
  color: var(--limestone);
  margin-bottom: 0.5rem;
  text-shadow: var(--schaduw);
}
label [lang="nl"] { color: var(--ink-soft); }
.veld { display: flex; flex-wrap: wrap; gap: 0.5rem; }
input {
  flex: 1 1 14rem; min-width: 0;
  background: rgba(8, 11, 12, 0.85);
  border: 1px solid var(--slate);
  color: var(--paper);
  padding: 0.8rem 0.9rem;
  border-radius: var(--radius);
  font: inherit;
}
input:focus-visible { outline: 2px solid var(--amber); outline-offset: 1px; border-color: var(--amber); }
button {
  flex: none;
  padding: 0.85rem 1.6rem;
  font: inherit; font-weight: 600; font-size: 0.95rem; letter-spacing: 0.03em;
  background: var(--amber); color: var(--obsidian);
  border: 1px solid transparent; border-radius: var(--radius);
  cursor: pointer;
  transition: background 160ms ease;
}
button:hover { background: #FFAE58; }
button:focus-visible { outline: 2px solid var(--paper); outline-offset: 2px; }
.fout { min-height: 1.7em; margin: 0.5rem 0 0; color: var(--rust-text); font-size: 0.9rem; text-shadow: var(--schaduw); }

/* ---------------------------------------------------------------- voet */
.voet {
  padding: 1rem var(--pad) 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.7rem; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-soft);
}
.voet p { margin: 0; }

@media (max-width: 760px) {
  h1 { font-size: clamp(2.3rem, 11vw, 3.4rem); }
  .poort { padding-bottom: 1.75rem; }
  .veld > * { flex-basis: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  button { transition: none; }
}