/* ER-TEC Landing — Industrial Services */

:root {
  /* Default tweakable tokens, mirrored by Tweaks panel */
  --bg: oklch(0.97 0.005 80);
  --bg-card: oklch(1 0 0);
  --ink: oklch(0.18 0.015 250);
  --ink-soft: oklch(0.42 0.015 250);
  --ink-faint: oklch(0.62 0.012 250);
  --rule: oklch(0.90 0.008 250);
  --rule-soft: oklch(0.94 0.006 250);

  /* Brand */
  --steel: oklch(0.22 0.025 250);
  --steel-2: oklch(0.28 0.028 250);
  --accent: #A9D2FE;   /* sky blue */
  --accent-ink: oklch(0.20 0.04 250);

  --radius-xl: 28px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;

  --font-display: "Inter Tight", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --pad-y-section: clamp(72px, 8vw, 128px);
  --container: 1320px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: 0; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 56px);
}

/* ───────── Eyebrow ───────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--ink-soft);
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ───────── Display type ───────── */
.display {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 0.98;
  color: var(--ink);
  text-wrap: balance;
}
.display-xl { font-size: clamp(48px, 7.6vw, 116px); }
.display-lg { font-size: clamp(40px, 5.2vw, 80px); }
.display-md { font-size: clamp(32px, 3.6vw, 56px); }

/* ───────── Buttons ───────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 8px 8px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.pill .chip {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: transform 0.2s;
}
.pill:hover .chip { transform: rotate(-45deg); }

.pill-light {
  background: var(--bg-card);
  color: var(--ink);
}
.pill-light .chip { background: var(--accent); color: #fff; }

.pill-accent {
  background: var(--accent);
  color: var(--accent-ink);
}
.pill-accent .chip { background: var(--ink); color: #fff; }

.pill-dark {
  background: var(--ink);
  color: var(--bg-card);
}
.pill-dark .chip { background: var(--accent); color: var(--ink); }

/* ───────── Photo placeholders (no real assets) ───────── */
.photo-placeholder {
  position: relative;
  background:
    repeating-linear-gradient(
      45deg,
      oklch(0.88 0.01 250) 0 14px,
      oklch(0.92 0.008 250) 14px 28px
    );
  color: var(--ink-soft);
  overflow: hidden;
  border-radius: inherit;
}
.photo-placeholder::after {
  content: attr(data-label);
  position: absolute;
  inset: auto 0 14px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.photo-placeholder.dark {
  background:
    repeating-linear-gradient(
      45deg,
      oklch(0.24 0.02 250) 0 14px,
      oklch(0.28 0.022 250) 14px 28px
    );
  color: oklch(0.78 0.01 250);
}
.photo-placeholder.dark::after { color: oklch(0.78 0.01 250); }
.photo-placeholder.accent {
  background:
    repeating-linear-gradient(
      45deg,
      #A9D2FE 0 14px,
      #C5DEFD 14px 28px
    );
  color: var(--accent-ink);
}
.photo-placeholder.accent::after { color: var(--accent-ink); }

.ex-cell .ex-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ───────── Section spacing ───────── */
section { padding: var(--pad-y-section) 0; }
section.tight { padding: calc(var(--pad-y-section) * 0.6) 0; }

.section-head {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: clamp(40px, 5vw, 72px);
}
.section-head .right { color: var(--ink-soft); font-size: 16px; max-width: 520px; }
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; }
}

/* ───────── Density ───────── */
body[data-density="compact"] { --pad-y-section: clamp(56px, 6vw, 88px); }
body[data-density="airy"]    { --pad-y-section: clamp(96px, 10vw, 168px); }

/* ───────── Misc utilities ───────── */
.divider { height: 1px; background: var(--rule); width: 100%; }
.mono { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; color: var(--ink-soft); }

/* hide scrollbar nicely */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { scrollbar-width: none; }

/* ───────── Legal pages (Impressum / Privacy) ───────── */
.legal-nav {
  position: sticky; top: 0; z-index: 20;
  padding: 18px 0;
  background: rgba(247, 246, 243, 0.85);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.legal-nav .inner { display: flex; justify-content: space-between; align-items: center; }
.legal-nav .brand { display: inline-flex; align-items: center; gap: 8px; }
.legal-nav .brand .nm { font-family: var(--font-display); font-weight: 600; font-size: 20px; letter-spacing: -0.02em; color: var(--ink); }
.legal-nav .brand .tg { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; opacity: 0.6; text-transform: uppercase; color: var(--ink-soft); }
.legal-nav .back { font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); letter-spacing: 0.04em; text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px; }
.legal-nav .back:hover { color: var(--ink); }

.legal {
  padding-top: clamp(56px, 6vw, 96px);
  padding-bottom: 80px;
  max-width: 880px;
}
.legal h1 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(40px, 5vw, 72px); letter-spacing: -0.025em; line-height: 1.05;
  margin: 24px 0 0; color: var(--ink); text-wrap: balance;
}
.legal h2 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(24px, 2.4vw, 32px); letter-spacing: -0.02em; line-height: 1.15;
  margin: 64px 0 16px; color: var(--ink);
  scroll-margin-top: 90px;
}
.legal h3 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(17px, 1.6vw, 20px); letter-spacing: -0.01em;
  margin: 28px 0 8px; color: var(--ink);
}
.legal p { color: var(--ink-soft); font-size: 16px; line-height: 1.7; margin: 0 0 14px; }
.legal ul { color: var(--ink-soft); font-size: 16px; line-height: 1.7; padding-left: 22px; margin: 0 0 18px; }
.legal li { margin-top: 4px; }
.legal a { color: var(--ink); border-bottom: 1px solid var(--accent); }
.legal a:hover { color: var(--accent); }
.legal strong { color: var(--ink); font-weight: 600; }

.legal-meta {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 24px;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--ink-soft); letter-spacing: 0.04em;
}
.legal-meta::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}

.legal-toc {
  background: var(--bg-card); border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin: 40px 0 16px;
}
.legal-toc .ttl {
  display: block;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-soft); margin-bottom: 14px;
}
.legal-toc ol {
  margin: 0; padding-left: 22px;
  columns: 2; column-gap: 36px;
  font-size: 15px;
}
.legal-toc li { margin-bottom: 6px; break-inside: avoid; padding-left: 4px; }
.legal-toc a { color: var(--ink); border: 0; line-height: 1.5; }
.legal-toc a:hover { color: var(--accent); }
@media (max-width: 640px) { .legal-toc { padding: 22px 24px; } .legal-toc ol { columns: 1; } }

.legal-defs {
  display: grid; grid-template-columns: 220px 1fr; gap: 14px 28px;
  padding: 22px 0;
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
  margin: 22px 0;
}
.legal-defs dt {
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--ink-soft); padding-top: 4px;
}
.legal-defs dd { margin: 0; color: var(--ink); font-size: 15px; line-height: 1.65; }
@media (max-width: 640px) {
  .legal-defs { grid-template-columns: 1fr; gap: 6px 0; }
  .legal-defs dt { padding-top: 14px; }
  .legal-defs dt:first-child { padding-top: 4px; }
}

/* Footer link row */
.foot-links { display: inline-flex; gap: 18px; }
.foot-links a { color: var(--ink-soft); transition: color .15s; }
.foot-links a:hover { color: var(--ink); }
@media (max-width: 640px) {
  .legal-nav { padding: 14px 0; }
  .legal-nav .inner { gap: 16px; }
  .legal-nav .brand { flex-wrap: wrap; row-gap: 2px; }
  .legal-nav .back { font-size: 11px; white-space: nowrap; }
  .legal.container {
    padding-left: 22px;
    padding-right: 22px;
  }
  .legal h1 { font-size: clamp(34px, 10vw, 42px); }
  .legal h2 { margin-top: 48px; }
  .foot-row { flex-direction: column; align-items: flex-start !important; gap: 12px; text-align: left !important; }
}