/* Essentra company page — colours from the logo: black, brushed silver, warm gold. */
:root {
  --bg: #0f0f10;
  --bg-2: #18181a;
  --line: #2b2b2e;
  --text: #ecebe7;
  --muted: #a9a9ae;
  --silver: #c9cacd;
  --gold: #d2ad66;
  --gold-deep: #a8843f;
  color-scheme: dark;
}
/* The brand is black-first, so light-mode visitors get the same page. */
:root[data-theme="light"], :root[data-theme="dark"] { color-scheme: dark; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background:
    radial-gradient(900px 520px at 50% -8%, rgb(210 173 102 / 14%), transparent 65%),
    radial-gradient(700px 420px at 50% 110%, rgb(201 202 205 / 8%), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  font-size: 16px; line-height: 1.8;
}
[lang="en"] { font-family: "Montserrat", system-ui, sans-serif; }
main { flex: 1; width: 100%; max-width: 1040px; margin: 0 auto; padding: 48px max(16px, env(safe-area-inset-right)) 32px max(16px, env(safe-area-inset-left)); }

.hero { text-align: center; }
.logo { width: min(300px, 70vw); height: auto; display: block; margin: 0 auto; filter: drop-shadow(0 24px 48px rgb(0 0 0 / 60%)); }
.tag { margin: 18px 0 0; color: var(--gold); font-size: 15px; letter-spacing: .3px; }
.tag span { color: var(--muted); }
.tag [lang="en"] { color: var(--silver); font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 44px 0 0; }
.about article { background: linear-gradient(180deg, var(--bg-2), rgb(24 24 26 / 60%)); border: 1px solid var(--line); border-radius: 18px; padding: 22px 24px; }
.about h2 { margin: 0 0 8px; font-size: 18px; color: var(--gold); font-weight: 600; }
.about [lang="en"] h2 { letter-spacing: 2px; text-transform: uppercase; font-size: 14px; }
.about p { margin: 0; color: var(--text); }
.about [lang="en"] p { font-size: 15px; line-height: 1.75; color: #d8d7d3; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 18px 0 0; }
.pillars div { border: 1px solid var(--line); border-radius: 16px; padding: 18px 18px 16px; text-align: center; }
.pillars b { display: block; font-size: 17px; font-weight: 600; }
.pillars span { display: block; color: var(--gold); font-size: 11.5px; letter-spacing: 2px; text-transform: uppercase; margin-top: 2px; }
.pillars p { margin: 8px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 34px 0 0; }
.btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 50px; padding: 12px 22px; border-radius: 14px;
  font-weight: 600; font-size: 15.5px; text-decoration: none; -webkit-tap-highlight-color: transparent;
}
.btn span { font-weight: 500; font-size: 13px; opacity: .8; }
.btn.gold { background: linear-gradient(135deg, #e1c389, var(--gold-deep)); color: #141414; box-shadow: 0 10px 26px -12px rgb(210 173 102 / 70%); }
.btn.wa { background: #1fa855; color: #fff; }
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
@media (hover: hover) { .btn:hover { filter: brightness(1.06); } }

footer { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; padding: 22px 16px calc(22px + env(safe-area-inset-bottom)); color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }

@media (max-width: 760px) {
  main { padding-top: 32px; }
  .tag > span:not([lang]) { display: none; }
  .tag [lang="en"] { display: block; margin-top: 2px; }
  .about { grid-template-columns: 1fr; margin-top: 32px; }
  .pillars { grid-template-columns: 1fr; }
  .pillars div { display: grid; grid-template-columns: auto 1fr; gap: 0 12px; text-align: start; align-items: baseline; }
  .pillars p { grid-column: 1 / -1; margin-top: 4px; }
  .cta { flex-direction: column; }
  .btn { justify-content: center; }
}

.notfound { padding-top: 12vh; }
.notfound .logo { width: 200px; }