/* ============================================================
   THEME 07 — BAUHAUS / GEOMETRISCH
   ------------------------------------------------------------
   Form folgt Funktion: Primärfarben (Rot, Blau, Gelb), Kreis,
   Dreieck und Quadrat als wiederkehrende Bausteine, kräftige
   schwarze Strukturlinien und eine charaktervolle Grotesk.
   ============================================================ */

body[data-theme="bauhaus"] {
  /* --- Tokens --- */
  --c-bg:         #f4f1ea;
  --c-surface:    #e7e3d8;
  --c-ink:        #16151a;
  --c-ink-soft:   #6e6c66;
  --c-accent:     #d23a2e;          /* Rot     */
  --c-accent-ink: #f4f1ea;
  --c-line:       #16151a;
  --c-blue:       #2b59c3;          /* Blau    */
  --c-yellow:     #e7b818;          /* Gelb    */

  --font-display: "Bricolage Grotesque", sans-serif;
  --font-body:    "Bricolage Grotesque", sans-serif;

  --radius-img:   0;
  --btn-radius:   0;
  --container:    1380px;
  --ease:         cubic-bezier(.5, 0, .15, 1);
  --dur:          .65s;

  --bau-border:   2px solid var(--c-ink);

  font-size: 16px;
}
body[data-theme="bauhaus"] h1,
body[data-theme="bauhaus"] h2,
body[data-theme="bauhaus"] h3 { font-weight: 700; letter-spacing: -.02em; }
body[data-theme="bauhaus"] h2 em { font-style: normal; color: var(--c-accent); }

/* Reveals: präzises Einrasten */
body[data-theme="bauhaus"] [data-reveal] { transform: translateY(20px); }
body[data-theme="bauhaus"] [data-reveal].is-revealed { transform: none; }

/* ---------- Header ---------- */
body[data-theme="bauhaus"] .site-header {
  background: var(--c-bg);
  border-bottom: var(--bau-border);
}
body[data-theme="bauhaus"] .brand__mark { color: var(--c-accent); }
body[data-theme="bauhaus"] .brand__name { font-weight: 800; }
body[data-theme="bauhaus"] .main-nav__link {
  font-size: .82rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: .5em;
}
/* je Link ein geometrisches Bullet in Primärfarbe */
body[data-theme="bauhaus"] .main-nav__link::before {
  content: ""; width: 9px; height: 9px; flex: none;
  transform: scale(0);
  transition: transform .3s var(--ease);
}
body[data-theme="bauhaus"] .main-nav__link:nth-child(1)::before { background: var(--c-accent); border-radius: 50%; }
body[data-theme="bauhaus"] .main-nav__link:nth-child(2)::before { background: var(--c-blue); }
body[data-theme="bauhaus"] .main-nav__link:nth-child(3)::before { background: var(--c-yellow); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
body[data-theme="bauhaus"] .main-nav__link:nth-child(4)::before { background: var(--c-ink); border-radius: 50%; }
body[data-theme="bauhaus"] .main-nav__link:hover::before { transform: scale(1); }
body[data-theme="bauhaus"] .theme-btn { border: 2px solid transparent; font-weight: 600; }
body[data-theme="bauhaus"] .theme-btn[aria-pressed="true"] {
  background: var(--c-yellow); color: var(--c-ink);
  border-color: var(--c-ink);
}

/* ---------- Hero: Komposition aus Grundformen ---------- */
body[data-theme="bauhaus"] .hero {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  overflow: hidden;
}
/* roter Kreis hinter dem Bild */
body[data-theme="bauhaus"] .hero::before {
  content: ""; position: absolute;
  right: clamp(-6rem, -4vw, -2rem); top: 12%;
  width: clamp(280px, 34vw, 520px); aspect-ratio: 1;
  border-radius: 50%;
  background: var(--c-accent);
  opacity: .92;
}
/* gelbes Dreieck unten links */
body[data-theme="bauhaus"] .hero__deco {
  position: absolute; left: -4%; bottom: -6%;
  width: clamp(220px, 26vw, 420px); aspect-ratio: 1;
  background: var(--c-yellow);
  clip-path: polygon(0 100%, 100% 100%, 0 0);
  opacity: .9;
}
body[data-theme="bauhaus"] .hero__inner { position: relative; z-index: 2; }
body[data-theme="bauhaus"] .hero__kicker {
  display: inline-flex; align-items: center; gap: .7em;
  font-size: .76rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .2em;
  border-bottom: var(--bau-border);
  padding-bottom: .8em;
  margin-bottom: 2rem;
}
body[data-theme="bauhaus"] .hero__kicker::before {
  content: ""; width: 12px; height: 12px; flex: none;
  background: var(--c-blue); border-radius: 50%;
}
body[data-theme="bauhaus"] .hero__title {
  font-size: clamp(3.4rem, 9vw, 8.4rem);
  font-weight: 800; line-height: .96;
  text-transform: uppercase;
}
body[data-theme="bauhaus"] .hero__line:nth-child(1) .hero__word { color: var(--c-ink); }
body[data-theme="bauhaus"] .hero__line:nth-child(2) .hero__word { color: var(--c-blue); margin-left: .45em; }
body[data-theme="bauhaus"] .hero__line:nth-child(3) .hero__word {
  color: var(--c-ink);
  background: var(--c-yellow);
  border: 3px solid var(--c-ink); border-radius: 999px;
  padding: 0 .3em;
  display: inline-block; line-height: 1.15;
}
body[data-theme="bauhaus"] .hero__claim {
  margin-top: 2rem;
  font-size: 1.05rem; max-width: 44ch;
  color: var(--c-ink-soft);
}
body[data-theme="bauhaus"] .hero__actions { margin-top: 2rem; }

/* Bild als Viertel-Blatt-Form */
body[data-theme="bauhaus"] .hero__media {
  position: relative; z-index: 2;
  aspect-ratio: 1;
  max-width: 500px; width: 100%; justify-self: end;
}
body[data-theme="bauhaus"] .hero__media img {
  border-radius: 0 50% 50% 50%;
  border: 3px solid var(--c-ink);
  filter: saturate(1.05) contrast(1.04);
}
body[data-theme="bauhaus"] .hero__media-caption {
  position: absolute; left: 0; bottom: -2.4em;
  font-size: .7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .12em;
}
body[data-theme="bauhaus"] .hero__scroll-hint {
  left: clamp(1.25rem, 5vw, 4rem); font-weight: 700; z-index: 2;
}

/* ---------- Buttons ---------- */
body[data-theme="bauhaus"] .btn {
  border: var(--bau-border);
  font-weight: 700; font-size: .8rem;
  text-transform: uppercase; letter-spacing: .08em;
}
body[data-theme="bauhaus"] .btn--primary { background: var(--c-yellow); color: var(--c-ink); }
body[data-theme="bauhaus"] .btn--primary:hover { background: var(--c-ink); color: var(--c-yellow); }
body[data-theme="bauhaus"] .btn--ghost:hover { background: var(--c-ink); color: var(--c-bg); }

/* ---------- Sektionsköpfe: Nummernkreis + Balken ---------- */
body[data-theme="bauhaus"] .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 1.6rem;
  border-bottom: 4px solid var(--c-ink);
  padding-bottom: 1.8rem;
}
body[data-theme="bauhaus"] .section-head__index {
  grid-row: 1 / 3;
  width: 64px; height: 64px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--c-blue); color: var(--c-bg);
  border: var(--bau-border);
  font-weight: 800; font-size: 1.1rem;
}
body[data-theme="bauhaus"] .section-head__label {
  font-size: .74rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .24em;
  color: var(--c-accent);
}
body[data-theme="bauhaus"] .section-head__title {
  font-size: clamp(2.4rem, 5.5vw, 4.6rem);
  text-transform: uppercase; margin-top: .1em;
}
body[data-theme="bauhaus"] .section-head__desc {
  grid-column: 2; margin-top: .8em; font-size: .95rem;
}

/* ---------- Leistungen: Formen statt Icons ---------- */
body[data-theme="bauhaus"] .services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
body[data-theme="bauhaus"] .service-card {
  border: var(--bau-border);
  background: var(--c-bg);
  padding: 2rem 1.6rem;
  display: flex; flex-direction: column; gap: 1.1rem;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
body[data-theme="bauhaus"] .service-card:hover {
  transform: translate(-5px, -5px);
}
body[data-theme="bauhaus"] .service-card:nth-child(1):hover { box-shadow: 8px 8px 0 var(--c-accent); }
body[data-theme="bauhaus"] .service-card:nth-child(2):hover { box-shadow: 8px 8px 0 var(--c-blue); }
body[data-theme="bauhaus"] .service-card:nth-child(3):hover { box-shadow: 8px 8px 0 var(--c-yellow); }
body[data-theme="bauhaus"] .service-card:nth-child(4):hover { box-shadow: 8px 8px 0 var(--c-ink); }
body[data-theme="bauhaus"] .service-card__icon { display: none; }
/* die Grundform pro Karte */
body[data-theme="bauhaus"] .service-card::before {
  content: ""; width: 56px; height: 56px;
  transition: transform .5s var(--ease);
}
body[data-theme="bauhaus"] .service-card:nth-child(1)::before { background: var(--c-accent); border-radius: 50%; }
body[data-theme="bauhaus"] .service-card:nth-child(2)::before { background: var(--c-blue); }
body[data-theme="bauhaus"] .service-card:nth-child(3)::before { background: var(--c-yellow); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
body[data-theme="bauhaus"] .service-card:nth-child(4)::before { background: var(--c-ink); border-radius: 50% 50% 0 0; }
body[data-theme="bauhaus"] .service-card:hover::before { transform: rotate(180deg); }
body[data-theme="bauhaus"] .service-card__index {
  font-size: .72rem; font-weight: 700; letter-spacing: .1em;
  color: var(--c-ink-soft);
}
body[data-theme="bauhaus"] .service-card__title {
  font-size: 1.25rem; text-transform: uppercase;
}
body[data-theme="bauhaus"] .service-card__text { font-size: .88rem; color: var(--c-ink-soft); flex: 1; }
body[data-theme="bauhaus"] .service-card__link {
  font-size: .76rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  display: inline-flex; gap: .5em; align-items: center;
  border-bottom: 2px solid var(--c-ink);
  align-self: flex-start; padding-bottom: .3em;
}
body[data-theme="bauhaus"] .service-card__link:hover { color: var(--c-accent); border-color: var(--c-accent); }

/* ---------- Projekte: strenges Raster, Farb-Sockel ---------- */
body[data-theme="bauhaus"] .projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem) clamp(1.5rem, 3vw, 2.5rem);
}
body[data-theme="bauhaus"] .project__media {
  aspect-ratio: 1;
  border: var(--bau-border);
  position: relative;
}
body[data-theme="bauhaus"] .project__media img {
  transition: transform .45s var(--ease);
}
body[data-theme="bauhaus"] .project:hover .project__media img { transform: translate(-8px, -8px); }
/* Farbfläche, die beim Hover hinter dem Bild sichtbar wird */
body[data-theme="bauhaus"] .project:nth-child(3n+1) .project__media { background: var(--c-accent); }
body[data-theme="bauhaus"] .project:nth-child(3n+2) .project__media { background: var(--c-blue); }
body[data-theme="bauhaus"] .project:nth-child(3n)   .project__media { background: var(--c-yellow); }
body[data-theme="bauhaus"] .project__meta {
  margin-top: 1rem;
  grid-template-columns: 1fr auto;
}
body[data-theme="bauhaus"] .project__title {
  font-size: 1.05rem; font-weight: 700; text-transform: uppercase;
}
body[data-theme="bauhaus"] .project__cat {
  display: inline-flex; align-items: center; gap: .5em;
  font-size: .76rem;
}
body[data-theme="bauhaus"] .project__cat::before {
  content: ""; width: 8px; height: 8px; flex: none; background: var(--c-ink);
}
body[data-theme="bauhaus"] .project:nth-child(3n+1) .project__cat::before { background: var(--c-accent); border-radius: 50%; }
body[data-theme="bauhaus"] .project:nth-child(3n+2) .project__cat::before { background: var(--c-blue); }
body[data-theme="bauhaus"] .project:nth-child(3n)   .project__cat::before { background: var(--c-yellow); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
body[data-theme="bauhaus"] .project__year {
  grid-column: 2; grid-row: 1;
  font-weight: 700; font-size: .8rem; font-variant-numeric: tabular-nums;
}

/* ---------- Werkstatt: Kreis trifft Rechteck ---------- */
body[data-theme="bauhaus"] .about__layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
}
body[data-theme="bauhaus"] .about__media { position: relative; }
body[data-theme="bauhaus"] .about__fig--1 {
  aspect-ratio: 4 / 5;
  border: var(--bau-border);
}
body[data-theme="bauhaus"] .about__fig--2 {
  position: absolute; right: -8%; bottom: -10%;
  width: 52%; aspect-ratio: 1;
  border-radius: 50%;
  border: var(--bau-border);
  box-shadow: 0 0 0 10px var(--c-yellow), 0 0 0 12px var(--c-ink);
  z-index: 2;
}
body[data-theme="bauhaus"] .about__lead {
  font-size: clamp(1.35rem, 2.3vw, 1.8rem);
  font-weight: 700; line-height: 1.35;
  margin-bottom: 1em;
}
body[data-theme="bauhaus"] .about__quote {
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem;
  align-items: start;
  margin: 2rem 0;
}
body[data-theme="bauhaus"] .about__quote::before {
  content: ""; width: 22px; height: 22px;
  background: var(--c-accent); margin-top: .3em;
}
body[data-theme="bauhaus"] .about__quote p {
  font-size: 1.2rem; font-weight: 600; line-height: 1.4;
  margin-bottom: .3em;
}
body[data-theme="bauhaus"] .about__quote cite { grid-column: 2; }
body[data-theme="bauhaus"] .about__stats {
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-top: 2.4rem;
}
body[data-theme="bauhaus"] .stat { border-top: 6px solid var(--c-ink); padding-top: .7rem; }
body[data-theme="bauhaus"] .stat:nth-child(1) { border-color: var(--c-accent); }
body[data-theme="bauhaus"] .stat:nth-child(2) { border-color: var(--c-blue); }
body[data-theme="bauhaus"] .stat:nth-child(3) { border-color: var(--c-yellow); }
body[data-theme="bauhaus"] .stat__value { font-weight: 800; }

/* ---------- Kontakt: schwarze Bühne, gelber Kreis ---------- */
body[data-theme="bauhaus"] .contact {
  max-width: none;
  background: var(--c-ink); color: var(--c-bg);
  position: relative; overflow: hidden;
}
body[data-theme="bauhaus"] .contact::before {
  content: ""; position: absolute;
  right: -10%; top: 50%; transform: translateY(-50%);
  width: clamp(280px, 36vw, 560px); aspect-ratio: 1;
  border-radius: 50%;
  background: var(--c-yellow);
}
body[data-theme="bauhaus"] .contact::after {
  content: ""; position: absolute;
  right: 22%; bottom: -8%;
  width: clamp(140px, 16vw, 240px); aspect-ratio: 1;
  background: var(--c-accent);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
body[data-theme="bauhaus"] .contact__layout {
  position: relative; z-index: 2;
  max-width: var(--container); margin-inline: auto;
  display: grid; justify-items: start;
}
body[data-theme="bauhaus"] .section-head--contact {
  border-bottom: 0; padding-bottom: 0; margin-bottom: 1.6rem;
}
body[data-theme="bauhaus"] .section-head--contact .section-head__index { background: var(--c-accent); }
body[data-theme="bauhaus"] .contact__title {
  font-size: clamp(2.6rem, 7vw, 6.4rem);
  text-transform: uppercase; line-height: .98;
  max-width: 14ch;
}
body[data-theme="bauhaus"] .contact__title em { color: var(--c-yellow); }
body[data-theme="bauhaus"] .contact__desc { margin-top: 1.4em; max-width: 46ch; color: #b9b6ae; }
body[data-theme="bauhaus"] .contact__actions { margin-top: 2rem; }
body[data-theme="bauhaus"] .contact .btn { border-color: var(--c-bg); }
body[data-theme="bauhaus"] .contact .btn--ghost { color: var(--c-bg); }
body[data-theme="bauhaus"] .contact .btn--ghost:hover { background: var(--c-bg); color: var(--c-ink); }
body[data-theme="bauhaus"] .contact__details {
  margin-top: 3rem;
  grid-template-columns: repeat(4, auto);
  gap: 2.5rem; font-size: .88rem;
}
body[data-theme="bauhaus"] .contact__detail-label { color: var(--c-yellow); }

/* ---------- Footer ---------- */
body[data-theme="bauhaus"] .site-footer { border-top: var(--bau-border); }
/* dreifarbiger Strukturbalken */
body[data-theme="bauhaus"] .site-footer::before {
  content: ""; display: block; height: 10px;
  background: linear-gradient(to right,
    var(--c-accent) 0 33.4%, var(--c-yellow) 33.4% 66.7%, var(--c-blue) 66.7% 100%);
}
body[data-theme="bauhaus"] .footer__nav a,
body[data-theme="bauhaus"] .footer__legal a { font-weight: 600; font-size: .8rem; }
body[data-theme="bauhaus"] .footer__nav a:hover { color: var(--c-accent); }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  body[data-theme="bauhaus"] .services__grid { grid-template-columns: repeat(2, 1fr); }
  body[data-theme="bauhaus"] .projects__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  body[data-theme="bauhaus"] .hero { grid-template-columns: 1fr; }
  body[data-theme="bauhaus"] .hero__media { justify-self: start; margin-top: 2.5rem; max-width: 420px; }
  body[data-theme="bauhaus"] .about__layout { grid-template-columns: 1fr; }
  body[data-theme="bauhaus"] .about__media { max-width: 440px; }
  body[data-theme="bauhaus"] .contact__details { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  body[data-theme="bauhaus"] .about__stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  body[data-theme="bauhaus"] .services__grid,
  body[data-theme="bauhaus"] .projects__grid { grid-template-columns: 1fr; }
  body[data-theme="bauhaus"] .section-head { grid-template-columns: 1fr; row-gap: .8rem; }
  body[data-theme="bauhaus"] .section-head__index { grid-row: auto; width: 52px; height: 52px; }
  body[data-theme="bauhaus"] .section-head__desc { grid-column: 1; }
  body[data-theme="bauhaus"] .contact__details { grid-template-columns: 1fr; }
}