/* ============================================================
   OXO Beratung — Markensystem
   Palette:  Anthrazit #232528 · Gold #E2A93F · Papierweiß #F1EFE9
   Type:     Archivo (Display) · Source Serif 4 (Text) · IBM Plex Mono (Label)
   ============================================================ */

:root {
  --bg: #232528;
  --bg-raise: #2a2c30;
  --ink: #f1efe9;
  --gold: #e2a93f;
  --gold-deep: #c9912c;
  --grey: #a09e94;
  --line: rgba(241, 239, 233, 0.16);
  --line-soft: rgba(241, 239, 233, 0.09);

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Source Serif 4", Georgia, serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --measure: 62ch;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --rail: clamp(0rem, 12vw, 11rem);
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--gold); color: var(--bg); }

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

a { color: inherit; }

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

/* ---------- Typographic roles ---------- */

.display {
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: 105%;
  letter-spacing: -0.025em;
  line-height: 0.96;
  text-wrap: balance;
}

.hy { color: var(--gold); } /* der Trennstrich — die Signatur */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.lede {
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  line-height: 1.55;
  max-width: var(--measure);
}

.muted { color: var(--grey); }

/* ---------- Layout shell ---------- */

.wrap {
  max-width: 78rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  display: grid;
  grid-template-columns: var(--rail) 1fr;
  gap: var(--gutter);
  padding-block: clamp(3.5rem, 8vw, 6.5rem);
  border-top: 1px solid var(--line-soft);
}

.section > .rail-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grey);
  padding-top: 0.4rem;
}

@media (max-width: 720px) {
  .section { grid-template-columns: 1fr; gap: 1.25rem; }
}

/* ---------- Logo lockup ---------- */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.logo-mark { height: 1.9rem; width: auto; display: block; flex: none; }

.logo-word {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--ink);
  transform: translateY(0.05em);
}

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.1rem;
  gap: 1.5rem;
}

.site-nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.site-nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  padding-block: 0.3rem;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover { border-bottom-color: var(--ink); }
.site-nav a[aria-current="page"] { border-bottom-color: var(--gold); }

.nav-toggle {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--ink);
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  color: var(--ink);
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-block; }
  .site-header { position: relative; }
  .site-nav {
    display: none;
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    z-index: 10;
  }
  .site-nav.open { display: block; }
  .site-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem var(--gutter) 1rem;
  }
  .site-nav li { border-top: 1px solid var(--line-soft); }
  .site-nav a { display: block; padding-block: 0.85rem; border-bottom: none; }
}

/* ---------- Hero (mit Blaupausen-Textur) ---------- */

.hero {
  position: relative;
  padding-block: clamp(4rem, 11vw, 9rem) clamp(3.5rem, 9vw, 7rem);
  overflow: hidden;
}

.blueprint {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero .wrap,
.page-intro .wrap { position: relative; }

.hero .eyebrow { display: block; margin-bottom: 1.75rem; }

.hero h1 {
  font-size: clamp(3rem, 10vw, 8rem);
  margin-bottom: 2rem;
}

.hero .lede { margin-bottom: 2.5rem; }

.tagline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--grey);
  margin-top: 2.75rem;
}

.tagline em { font-style: normal; color: var(--gold); }

.cta-row { display: flex; flex-wrap: wrap; gap: 0.9rem; }

.btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 0.85rem 1.6rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}

.btn-primary {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg);
}

.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }

/* ---------- Leistungen index ---------- */

.index-list { list-style: none; }

.index-list li { border-top: 1px solid var(--line); }
.index-list li:last-child { border-bottom: 1px solid var(--line); }

.index-list a {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 1.5rem;
  padding-block: 1.6rem;
  text-decoration: none;
}

.index-list .name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.02;
}

.index-list .desc {
  color: var(--grey);
  font-size: 0.98rem;
  line-height: 1.5;
}

.index-list .arrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  transition: transform 140ms ease;
}

.index-list a:hover .name { color: var(--gold); }
.index-list a:hover .arrow { transform: translateX(0.35rem); color: var(--gold); }

@media (max-width: 720px) {
  .index-list a { grid-template-columns: 1fr auto; }
  .index-list .desc { grid-column: 1 / -1; }
}

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

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
}

.principles h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.7rem;
}

.principles p { color: var(--grey); font-size: 0.98rem; }

@media (max-width: 720px) {
  .principles { grid-template-columns: 1fr; }
}

/* ---------- Service detail ---------- */

.service h2 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  margin-bottom: 1.4rem;
}

.service .lede { margin-bottom: 2rem; }

.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
}

.service-grid h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.9rem;
}

.service-grid ul { list-style: none; }

.service-grid li {
  padding: 0.6rem 0;
  border-top: 1px solid var(--line-soft);
  font-size: 0.98rem;
}

@media (max-width: 720px) {
  .service-grid { grid-template-columns: 1fr; }
}

/* ---------- Statement ---------- */

.statement {
  font-family: var(--font-display);
  font-weight: 700;
  font-stretch: 103%;
  letter-spacing: -0.02em;
  font-size: clamp(1.7rem, 4vw, 2.9rem);
  line-height: 1.18;
  max-width: 24em;
  text-wrap: balance;
}

.statement em { font-style: normal; color: var(--gold); }

/* ---------- Person (Über uns) ---------- */

.person {
  border: 1px solid var(--line);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  max-width: 44rem;
  background: var(--bg-raise);
}

.person .eyebrow { display: block; margin-bottom: 1rem; }

.person h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.person h3 strong { color: var(--gold); font-weight: 800; }

.person .role {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  margin-top: 0.6rem;
}

.person .fields {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--gold);
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-soft);
}

.person p.bio { color: var(--grey); font-size: 0.98rem; margin-top: 1.2rem; max-width: 56ch; }

/* ---------- Werte ---------- */

.values { list-style: none; }

.values li {
  display: grid;
  grid-template-columns: minmax(0, 16rem) 1fr;
  gap: 1.5rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--line-soft);
}

.values .term {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.values p { color: var(--grey); font-size: 0.98rem; max-width: var(--measure); }

@media (max-width: 720px) {
  .values li { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ---------- CTA band (Gold) ---------- */

.cta-band {
  background: var(--gold);
  color: var(--bg);
}

.cta-band .section { border-top: none; }

.cta-band h2 {
  font-size: clamp(2.4rem, 7vw, 5.5rem);
}

.cta-band h2 .hy { color: var(--bg); }

.cta-band p {
  color: rgba(35, 37, 40, 0.78);
  max-width: var(--measure);
  margin-top: 1.5rem;
  margin-bottom: 2.2rem;
}

.cta-band .rail-label { color: rgba(35, 37, 40, 0.6); }

.cta-band .btn {
  border-color: var(--bg);
  color: var(--bg);
  background: transparent;
}

.cta-band .btn:hover { background: var(--bg); color: var(--gold); }

.cta-band .btn-primary { background: var(--bg); color: var(--ink); }
.cta-band .btn-primary:hover { background: transparent; color: var(--bg); }

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

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: clamp(2rem, 5vw, 4.5rem);
}

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

.contact-details dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 1.6rem;
}

.contact-details dt:first-child { margin-top: 0; }

.contact-details dd {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  margin-top: 0.25rem;
}

.contact-details a { text-decoration-color: var(--gold); text-underline-offset: 4px; }
.contact-details a:hover { color: var(--gold); }

.form-field { margin-bottom: 1.4rem; }

.form-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grey);
  margin-bottom: 0.45rem;
}

.form-field input,
.form-field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: 0.55rem 0.1rem;
  border-radius: 0;
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: rgba(160, 158, 148, 0.55); }

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-bottom: 2px solid var(--gold);
}

.form-note { font-size: 0.85rem; color: var(--grey); margin-top: 1rem; }
.form-note a { text-decoration-color: var(--gold); }

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

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: clamp(3rem, 7vw, 5rem);
  background: #1d1f22;
}

.cta-band + .site-footer { margin-top: 0; border-top: none; }

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding-block: 2.75rem;
}

.footer-grid p {
  font-size: 0.9rem;
  color: var(--grey);
  margin-top: 1rem;
  max-width: 34ch;
}

.footer-grid p em { font-style: normal; color: var(--gold); }

.footer-grid h3 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grey);
  margin-bottom: 0.8rem;
}

.footer-grid ul { list-style: none; }

.footer-grid li { margin-bottom: 0.45rem; }

.footer-grid a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
}

.footer-grid a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid var(--line-soft);
  padding-block: 1.1rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--grey);
}

.footer-bottom a { color: inherit; text-decoration: none; }
.footer-bottom a:hover { color: var(--gold); }

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Legal pages ---------- */

.legal h1 { font-size: clamp(2.4rem, 7vw, 4.5rem); margin-bottom: 2rem; }
.legal h2 { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; margin: 2.2rem 0 0.7rem; }
.legal p, .legal address { max-width: var(--measure); font-style: normal; margin-bottom: 0.8rem; }
.legal .todo {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gold);
  border: 1px dashed var(--gold);
  padding: 0.8rem 1rem;
  max-width: var(--measure);
}

/* ---------- Page intro ---------- */

.page-intro {
  position: relative;
  padding-block: clamp(3.5rem, 9vw, 7rem) clamp(2.5rem, 6vw, 4.5rem);
  overflow: hidden;
}

.page-intro .eyebrow { display: block; margin-bottom: 1.5rem; }

.page-intro h1 { font-size: clamp(3rem, 9vw, 7rem); margin-bottom: 1.8rem; }