/* ============================================================
   KAISER INVEST — kaiserinvest.de
   Designsystem: Hanseatisches Understatement
   Tinte #16222F · Messing #B5945A · Kalkstein #EDEAE2
   Display: Fraunces · Text: Source Serif 4 · Utility: Archivo
   ============================================================ */

:root {
  --ink: #16222F;
  --ink-2: #1E2D3D;
  --ink-3: #2A3B4D;
  --brass: #B5945A;
  --brass-light: #D6BC8A;
  --brass-dim: rgba(181, 148, 90, 0.35);
  --stone: #EDEAE2;
  --paper: #F7F5EF;
  --text-dark: #232A32;
  --text-muted: #5B6470;
  --text-on-ink: #E9E6DD;
  --text-on-ink-muted: #9AA5B1;
  --hairline: rgba(22, 34, 47, 0.16);
  --hairline-on-ink: rgba(233, 230, 221, 0.18);

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Serif 4", Georgia, serif;
  --font-utility: "Archivo", "Helvetica Neue", Arial, sans-serif;

  --max-w: 1140px;
  --pad-x: clamp(20px, 4vw, 48px);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text-dark);
  background: var(--stone);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

/* ---------- Utility-Typografie ---------- */

.eyebrow {
  font-family: var(--font-utility);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--brass);
}

.section-head { margin-bottom: clamp(36px, 6vw, 64px); }

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin-top: 14px;
  color: var(--ink);
}

.section-head .lede {
  max-width: 640px;
  margin-top: 18px;
  font-size: clamp(17px, 1.6vw, 19px);
  color: var(--text-muted);
}

/* ---------- Navigation ---------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(22, 34, 47, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline-on-ink);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-on-ink);
}

.nav-brand svg { width: 30px; height: 30px; }

.nav-brand span {
  font-family: var(--font-utility);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: clamp(18px, 3vw, 36px);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-utility);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-on-ink-muted);
  transition: color 0.2s ease;
  padding: 6px 0;
}

.nav-links a:hover { color: var(--brass-light); }

@media (max-width: 720px) {
  .nav-links { display: none; }
}

/* ---------- Hero ---------- */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% 110%, rgba(181, 148, 90, 0.10), transparent 60%),
    radial-gradient(ellipse 90% 70% at 50% -20%, rgba(42, 59, 77, 0.85), transparent 70%),
    var(--ink);
  color: var(--text-on-ink);
  padding: 120px var(--pad-x) 80px;
}

.hero .crest { width: clamp(120px, 16vw, 168px); margin-bottom: 40px; }

.hero .eyebrow { color: var(--brass-light); }

.hero h1 {
  font-family: var(--font-display);
  font-weight: 330;
  font-size: clamp(46px, 8.5vw, 104px);
  line-height: 1.02;
  letter-spacing: 0.045em;
  margin-top: 22px;
  text-transform: uppercase;
}

.hero h1 .amp {
  display: block;
  font-size: 0.34em;
  letter-spacing: 0.52em;
  font-weight: 400;
  color: var(--brass-light);
  margin-top: 18px;
}

.hero .sub {
  max-width: 560px;
  margin-top: 30px;
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--text-on-ink-muted);
}

.hero-scroll {
  margin-top: 64px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-on-ink-muted);
  font-family: var(--font-utility);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.hero-scroll::after {
  content: "";
  width: 1px;
  height: 44px;
  background: linear-gradient(var(--brass), transparent);
}

/* ---------- Sektionen ---------- */

.section { padding: clamp(72px, 11vw, 130px) 0; }

.section.on-ink {
  background: var(--ink);
  color: var(--text-on-ink);
}

.section.on-ink .section-head h2 { color: var(--text-on-ink); }
.section.on-ink .section-head .lede { color: var(--text-on-ink-muted); }

.section.on-paper { background: var(--paper); }

/* ---------- Holding / Prinzipien ---------- */

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(28px, 4vw, 56px);
}

.principle { border-top: 1px solid var(--brass-dim); padding-top: 24px; }

.principle h3 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 12px;
}

.principle p { font-size: 16px; color: var(--text-muted); }

@media (max-width: 860px) {
  .principles { grid-template-columns: 1fr; }
}

.holding-intro {
  max-width: 760px;
  font-family: var(--font-display);
  font-weight: 360;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: clamp(48px, 7vw, 80px);
}

.holding-intro em {
  font-style: italic;
  color: var(--brass);
}

/* ---------- Kennzahlenband ---------- */

.figures {
  background: var(--ink-2);
  color: var(--text-on-ink);
  border-top: 1px solid var(--hairline-on-ink);
  border-bottom: 1px solid var(--hairline-on-ink);
}

.figures .wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: clamp(40px, 6vw, 64px);
  padding-bottom: clamp(40px, 6vw, 64px);
}

.figure { text-align: center; }

.figure .num {
  font-family: var(--font-display);
  font-weight: 330;
  font-size: clamp(34px, 5vw, 54px);
  color: var(--brass-light);
  line-height: 1;
}

.figure .lbl {
  margin-top: 10px;
  font-family: var(--font-utility);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-on-ink-muted);
}

@media (max-width: 720px) {
  .figures .wrap { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
}

/* ---------- Beteiligungsregister (Signatur-Element) ---------- */

.register-note {
  font-family: var(--font-utility);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-on-ink-muted);
  border: 1px solid var(--hairline-on-ink);
  display: inline-block;
  padding: 8px 16px;
  margin-bottom: 48px;
}

.register-group {
  font-family: var(--font-utility);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--brass-light);
  margin: clamp(40px, 6vw, 64px) 0 0;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--brass-dim);
}

.entry {
  display: grid;
  grid-template-columns: 180px 1fr 150px;
  gap: clamp(24px, 4vw, 56px);
  padding: clamp(36px, 5vw, 56px) 0;
  border-bottom: 1px solid var(--hairline-on-ink);
}

.entry-meta { font-family: var(--font-utility); }

.entry-meta .no {
  font-family: var(--font-display);
  font-weight: 330;
  font-size: 15px;
  color: var(--text-on-ink-muted);
}

.entry-meta .sector {
  margin-top: 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brass-light);
  line-height: 1.8;
}

.entry-body h3 {
  font-family: var(--font-display);
  font-weight: 420;
  font-size: clamp(24px, 2.8vw, 32px);
  letter-spacing: 0.005em;
  color: var(--text-on-ink);
}

.entry-body .entry-desc {
  margin-top: 12px;
  max-width: 580px;
  color: var(--text-on-ink-muted);
  font-size: 16px;
}

.entry-body h4 {
  margin-top: 28px;
  font-family: var(--font-utility);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--brass-light);
}

.entry-body ul { list-style: none; margin-top: 14px; }

.entry-body li {
  padding: 12px 0;
  border-top: 1px solid var(--hairline-on-ink);
  font-size: 15.5px;
  color: var(--text-on-ink-muted);
  max-width: 580px;
}

.entry-body li strong {
  display: block;
  font-family: var(--font-utility);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-on-ink);
  margin-bottom: 3px;
}

/* Stempel */

.stamp-col { display: flex; justify-content: flex-end; align-items: flex-start; }

.stamp {
  font-family: var(--font-utility);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  padding: 10px 18px 9px;
  border: 1.5px solid var(--brass);
  color: var(--brass-light);
  transform: rotate(-4deg);
  white-space: nowrap;
}

.stamp.exit {
  border-color: rgba(154, 165, 177, 0.6);
  color: var(--text-on-ink-muted);
}

@media (max-width: 900px) {
  .entry { grid-template-columns: 1fr; gap: 18px; }
  .stamp-col { justify-content: flex-start; order: -1; }
  .stamp { transform: rotate(-3deg); }
}

/* ---------- Wertschöpfung ---------- */

.levers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

.lever {
  background: var(--stone);
  border: 1px solid var(--hairline);
  padding: clamp(28px, 4vw, 44px);
}

.lever .eyebrow { display: block; }

.lever h3 {
  font-family: var(--font-display);
  font-weight: 420;
  font-size: 23px;
  color: var(--ink);
  margin-top: 12px;
}

.lever p { margin-top: 12px; font-size: 16px; color: var(--text-muted); }

@media (max-width: 760px) {
  .levers { grid-template-columns: 1fr; }
}

/* ---------- Zitat ---------- */

.creed {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.creed blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 350;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.4;
  color: var(--text-on-ink);
}

.creed cite {
  display: block;
  margin-top: 26px;
  font-family: var(--font-utility);
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--brass-light);
}

/* ---------- Kontakt ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(36px, 6vw, 80px);
  align-items: start;
}

.contact-card {
  border: 1px solid var(--hairline);
  background: var(--paper);
  padding: clamp(28px, 4vw, 44px);
}

.contact-card .label {
  font-family: var(--font-utility);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass);
}

.contact-card address {
  font-style: normal;
  margin-top: 14px;
  line-height: 1.8;
  color: var(--text-dark);
}

.contact-card a { color: var(--ink); text-decoration-color: var(--brass); }

.contact-card + .contact-card { margin-top: 24px; }

@media (max-width: 820px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */

.footer {
  background: var(--ink);
  color: var(--text-on-ink-muted);
  border-top: 1px solid var(--hairline-on-ink);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer svg { width: 34px; height: 34px; }

.footer-legal {
  display: flex;
  gap: 28px;
  list-style: none;
}

.footer-legal a {
  font-family: var(--font-utility);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-on-ink-muted);
}

.footer-legal a:hover { color: var(--brass-light); }

.footer .copy {
  font-family: var(--font-utility);
  font-size: 11px;
  letter-spacing: 0.06em;
}

/* ---------- Rechtsseiten ---------- */

.legal-page {
  padding: 150px 0 100px;
  background: var(--stone);
  min-height: 80vh;
}

.legal-page .wrap { max-width: 800px; }

.legal-page h1 {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: clamp(32px, 5vw, 48px);
  color: var(--ink);
  margin-top: 14px;
}

.legal-page h2 {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: 23px;
  color: var(--ink);
  margin-top: 48px;
  margin-bottom: 12px;
}

.legal-page h3 {
  font-family: var(--font-utility);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  margin-top: 28px;
  margin-bottom: 8px;
}

.legal-page p, .legal-page li { color: var(--text-muted); font-size: 16px; }
.legal-page p + p { margin-top: 12px; }
.legal-page ul { margin: 12px 0 12px 22px; }
.legal-page address { font-style: normal; line-height: 1.8; color: var(--text-dark); }
.legal-page a { text-decoration-color: var(--brass); }

.legal-stand {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-utility);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

/* ---------- Scroll-Reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}