/* KÜSTENLOT — Seitenstile
   Reihenfolge: Basis, Layout, Typografie, Marke, Header, Abschnitte, Footer, Utilities.
   Farben und Maße kommen ausschließlich aus tokens.css. */

/* ---------- Basis ---------- */

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--marine);
  font-family: var(--font-sans);
  font-size: var(--step-body);
  line-height: var(--lh-body);
  font-weight: 400;
  overflow-x: hidden;
}

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

a {
  color: var(--marine);
  text-decoration-color: var(--line-gold);
  text-underline-offset: 0.22em;
  text-decoration-thickness: 1px;
}
a:hover { text-decoration-color: var(--gold); }

:focus-visible {
  outline: var(--focus-width) solid var(--focus);
  outline-offset: var(--focus-offset);
}

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: 0;
  transform: translateY(-120%);
  z-index: 100;
  background: var(--marine);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  text-decoration: none;
}
.skip-link:focus-visible {
  transform: translateY(0.5rem);
  outline-color: var(--gold);
}

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

.wrap {
  width: 100%;
  max-width: var(--content);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section); }
.section--tight { padding-block: calc(var(--section) * 0.62); }
.section + .section { border-top: 1px solid var(--line); }

.prose { max-width: var(--measure); }
.prose p + p { margin-top: 1.1em; }

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

h1, h2, h3 {
  font-weight: 600;
  line-height: var(--lh-heading);
  margin: 0;
  letter-spacing: -0.005em;
}

h2 {
  font-size: var(--step-h2);
  line-height: var(--lh-tight);
  max-width: 20ch;
  text-wrap: balance;
}

h3 {
  font-size: var(--step-h3);
  letter-spacing: 0;
}

p { margin: 0; }

.lead {
  font-size: var(--step-lead);
  line-height: 1.55;
  color: var(--kueste);
}

.section-intro {
  margin-top: var(--space-m);
  max-width: var(--measure);
}

.note {
  font-size: var(--step-small);
  color: var(--kueste);
}

.rule-gold {
  width: 56px;
  height: 2px;
  background: var(--gold);
  border: 0;
  margin: 0 0 var(--space-m);
}

/* ---------- Marke ---------- */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  color: inherit;
}
.logo__signet { width: 34px; height: auto; flex: 0 0 auto; }
.logo__type { display: block; }
.wordmark {
  display: block;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: var(--track-wordmark);
  color: var(--marine);
  line-height: 1;
}
.descriptor {
  display: block;
  font-size: 0.6rem;
  letter-spacing: var(--track-descriptor);
  color: var(--kueste);
  margin-top: 0.42rem;
  line-height: 1;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: padding-block 200ms ease, border-color 200ms ease;
  padding-block: 1.35rem;
}
.site-header.is-compact {
  padding-block: 0.7rem;
  border-bottom-color: var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-m);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.1rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__list a {
  display: inline-block;
  padding: 0.5rem 0;
  font-size: var(--step-small);
  color: var(--marine);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.nav__list a:hover,
.nav__list a[aria-current="true"] { border-bottom-color: var(--gold); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  min-height: var(--tap);
  padding: 0 0.25rem;
  background: none;
  border: 0;
  font: inherit;
  font-size: var(--step-small);
  color: var(--marine);
  cursor: pointer;
}
.nav-toggle__bars {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--marine);
  position: relative;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 1px;
  background: var(--marine);
}
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }

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

.hero { padding-block: clamp(3.5rem, 8vw, 7rem) var(--section); }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.hero__eyebrow {
  display: block;
  margin-bottom: var(--space-m);
}
.hero__eyebrow .wordmark { font-size: 0.92rem; }
.hero h1 {
  font-size: var(--step-hero);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  max-width: 15ch;
  text-wrap: balance;
}
.hero__text {
  margin-top: var(--space-m);
  max-width: 58ch;
}
.hero__text p + p { margin-top: 1em; }
.hero__actions {
  margin-top: var(--space-l);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-s);
}
.actions { margin-top: var(--space-m); }

.hero__byline {
  margin-top: var(--space-s);
  font-size: var(--step-small);
  color: var(--kueste);
}
.hero__status-note {
  margin-top: var(--space-l);
  margin-bottom: 0;
  color: var(--marine);
  background: var(--sand);
  border-left: 2px solid var(--gold);
  padding: 0.7rem var(--space-s);
  max-width: min(72ch, 100%);
  font-size: var(--step-small);
  line-height: 1.5;
}
.hero__mark {
  position: relative;
  display: flex;
  justify-content: center;
  padding-left: clamp(1.5rem, 4vw, 3.5rem);
}
.hero__mark::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6%;
  bottom: 6%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--line-gold) 22%, var(--line-gold) 78%, transparent);
}
.hero__mark svg { width: min(280px, 100%); height: auto; }

/* ---------- Buttons ---------- */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap);
  padding: 0.75rem 1.6rem;
  background: var(--marine);
  color: var(--paper);
  border: 1px solid var(--marine);
  border-radius: var(--radius);
  font: inherit;
  font-size: var(--step-small);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease;
}
.button:hover { background: #143352; border-color: #143352; }
.button--quiet {
  background: transparent;
  color: var(--marine);
  border-color: var(--line-strong);
}
.button--quiet:hover { background: var(--sand); border-color: var(--sand); }
.button[aria-disabled="true"] {
  background: transparent;
  color: var(--kueste);
  border-style: dashed;
  border-color: var(--line-strong);
  cursor: not-allowed;
}
.button:disabled {
  pointer-events: none;
}
.button:disabled:hover,
.button:disabled:focus-visible,
.button:disabled:focus {
  background: transparent;
  color: var(--kueste);
  border-style: dashed;
  border-color: var(--line-strong);
  cursor: not-allowed;
}

/* ---------- Nutzen ---------- */

.benefits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: var(--space-xl);
}
.benefit { border-top: 2px solid var(--gold); padding-top: var(--space-s); }
.benefit h3 { margin-bottom: 0.5rem; }
.benefit p { color: var(--kueste); max-width: 32ch; }

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

.pillars {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2.5rem, 6vw, 5rem);
  margin-top: var(--space-xl);
}
.pillar__intro { margin-top: var(--space-s); color: var(--kueste); max-width: 42ch; }
.pillar h3 {
  border-top: 1px solid var(--line-strong);
  padding-top: var(--space-s);
}
.pillar__list {
  list-style: none;
  margin: var(--space-m) 0 0;
  padding: 0;
}
.pillar__list li {
  position: relative;
  padding: 0.7rem 0 0.7rem 1.5rem;
  border-bottom: 1px solid var(--line);
}
.pillar__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.42rem;
  width: 9px;
  height: 1px;
  background: var(--gold);
}
.callout {
  margin-top: var(--space-m);
  padding: var(--space-s) var(--space-s) var(--space-s) var(--space-m);
  background: var(--sand);
  border-left: 2px solid var(--gold);
  font-size: var(--step-small);
  line-height: 1.55;
}

/* ---------- Arbeitsweise ---------- */

.steps {
  position: relative;
  margin-top: var(--space-xl);
  padding-left: 2.5rem;
  list-style: none;
}
.steps::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.6rem;
  bottom: 2.2rem;
  width: 1px;
  background: var(--line-strong);
}
.steps li { position: relative; padding-bottom: var(--space-l); max-width: 46ch; }
.steps li:last-child { padding-bottom: 0; }
.steps li::before {
  content: "";
  position: absolute;
  left: -2.5rem;
  top: 0.55rem;
  width: 13px;
  height: 13px;
  background: var(--paper);
  border: 2px solid var(--gold);
  border-radius: 50%;
}
.steps .step__no {
  display: block;
  font-size: var(--step-micro);
  color: var(--kueste);
  margin-bottom: 0.2rem;
}
.steps p { color: var(--kueste); margin-top: 0.35rem; }

/* ---------- Erfahrung ---------- */

.cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: var(--space-xl);
}
.case { border-top: 1px solid var(--line-strong); padding-top: var(--space-s); }
.case h3 { font-size: 1.12rem; margin-bottom: 0.6rem; }
.case p { color: var(--kueste); font-size: var(--step-small); line-height: 1.6; }

.skills {
  margin-top: var(--space-xl);
  padding-top: var(--space-s);
  border-top: 2px solid var(--gold);
  font-size: var(--step-small);
  color: var(--kueste);
  max-width: 78ch;
}

/* ---------- KI ---------- */

.ai { background: var(--sand); }
.ai h2 { max-width: 24ch; }
.ai .prose { color: var(--marine); }

/* ---------- Über Katrin ---------- */

.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  margin-top: var(--space-xl);
}
.portrait-placeholder {
  aspect-ratio: 4 / 5;
  border: 1px dashed var(--line-strong);
  background: rgba(234, 220, 194, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-s);
  text-align: center;
  font-size: var(--step-small);
  color: var(--kueste);
}
.about__text p + p { margin-top: 1.1em; }

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

.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
  margin-top: var(--space-xl);
}
.contact__box {
  border: 1px dashed var(--line-strong);
  padding: var(--space-m);
}
.contact__box p + p { margin-top: 0.8rem; }

/* Wasserringe als Übergang in den Footer (Asset unverändert) */
.rings-divider {
  display: block;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  background: var(--paper);
}
.rings-divider svg {
  width: min(320px, 60%);
  height: auto;
  margin-inline: auto;
  opacity: 0.4;
}

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

.site-footer {
  background: var(--marine);
  color: var(--sand);
  padding-block: var(--space-xl);
  --focus: var(--gold);
}
.site-footer a { color: var(--gold); text-decoration-color: var(--line-on-marine); }
.site-footer a:hover { text-decoration-color: var(--gold); }
.site-footer .wordmark { color: var(--gold); }
.site-footer .descriptor { color: var(--gold); opacity: 0.85; }
.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: var(--space-l);
  align-items: start;
}
.footer__meta { margin-top: var(--space-s); font-size: var(--step-small); color: var(--sand); }
.footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-m);
  font-size: var(--step-small);
}
.footer__pending {
  color: var(--sand);
  opacity: 0.6;
  font-size: var(--step-micro);
}

.footer__legal {
  margin-top: var(--space-l);
  padding-top: var(--space-s);
  border-top: 1px solid var(--line-on-marine);
  font-size: var(--step-micro);
  color: var(--sand);
  opacity: 0.75;
  max-width: 62ch;
  line-height: 1.6;
}

/* ---------- Utilities ---------- */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Tablet ---------- */

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .hero__mark { order: -1; justify-content: flex-start; padding-left: 0; }
  .hero__mark::before { display: none; }
  .hero__mark svg { width: 148px; }
  .pillars { grid-template-columns: 1fr; }
  .cases { grid-template-columns: 1fr; }
  .benefits { grid-template-columns: 1fr; }
  .about__grid { grid-template-columns: 1fr; }
  .portrait-placeholder { max-width: 320px; aspect-ratio: 4 / 3; }
  .contact__grid { grid-template-columns: 1fr; align-items: start; }
  .footer__grid { grid-template-columns: 1fr; }
}

/* ---------- Mobil ---------- */

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--paper);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: var(--space-xs) var(--gutter) var(--space-s);
    display: none;
  }
  .site-nav.is-open { display: block; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__list li + li { border-top: 1px solid var(--line); }
  .nav__list a {
    display: flex;
    align-items: center;
    min-height: var(--tap);
    font-size: 1rem;
  }
  .site-header .wrap { position: relative; }
  .logo__signet { width: 30px; }
  .wordmark { font-size: 0.95rem; }
  .descriptor { font-size: 0.55rem; }
  .steps { padding-left: 2rem; }
  .steps li::before { left: -2rem; }
  h2 { max-width: none; }
}

@media (max-width: 380px) {
  .descriptor { display: none; }
  .hero__actions .button { width: 100%; }
}

/* ---------- Bewegung ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Druck ---------- */

@media print {
  .site-header, .nav-toggle, .rings-divider { display: none; }
  body { background: #fff; }
  .section { padding-block: 2rem; break-inside: avoid; }
}