/* =========================================================
   Premium Tile Studio — Designsystem
   Bespoke Editorial Index · luxury-technical
   Basis: tokens.css (alle Farben ausschließlich über Tokens)
   ========================================================= */

/* --- Reset & Base --- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: clip;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.6;
  min-height: 100svh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
svg,
video { max-width: 100%; height: auto; }

img { display: block; }

h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }

ul, ol { padding: 0; list-style: none; }

a { color: inherit; text-decoration: none; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

::selection {
  background: var(--accent);
  color: var(--accent-on);
}

/* Theme-Übergang (Fallback ohne View Transitions): sanfter Farb-Crossfade */
body,
.band,
.site-header,
.btn,
.field input,
.field select,
.field textarea {
  transition: background-color var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}

/* --- Skip-Link --- */
.skip-link {
  position: fixed;
  inset-block-start: var(--sp-3);
  inset-inline-start: var(--sp-3);
  z-index: var(--z-menu);
  background: var(--accent);
  color: var(--accent-on);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  transform: translateY(-200%);
  transition: transform var(--dur-micro) var(--ease-out);
}

.skip-link:focus-visible { transform: translateY(0); }

/* --- Fokus --- */
:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* --- Layout --- */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad-inline);
}

.section { padding-block: var(--section-pad); }

.band--bone { background: var(--bone); }

.band--dark {
  background: var(--band-bg);
  color: var(--band-ink);
}

.band--dark ::selection {
  background: var(--accent-red);
  color: oklch(0.98 0.005 95);
}

/* --- Typografie --- */
.display-xl,
h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-style: normal;
  font-size: var(--fs-display-xl);
  line-height: 1.02;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  min-width: 0;
}

.display,
h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-style: normal;
  font-size: var(--fs-h2);
  line-height: 1.08;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  min-width: 0;
}

h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-style: normal;
  font-size: var(--fs-h3);
  line-height: 1.12;
  letter-spacing: -0.015em;
  overflow-wrap: anywhere;
  min-width: 0;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: var(--measure);
}

.meta {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.band--dark .eyebrow,
.band--dark .lead,
.band--dark .meta { color: var(--band-ink-soft); }

.prose { max-width: var(--measure); }
.prose p + p { margin-block-start: var(--sp-4); }

/* Hairline-Link (1px-Strich wächst per scaleX) */
.hlink {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}

.hlink--wrap,
.project-slot__note .hlink,
.scope .hlink,
.cta-band__direct .hlink {
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.hlink::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  inset-block-end: -3px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .hlink:hover::after { transform: scaleX(1); }
}
.hlink:focus-visible::after { transform: scaleX(1); }
.hlink[aria-current='page']::after { transform: scaleX(1); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* --- Reveals (nur aktiv, wenn JS läuft) --- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
}

.js [data-reveal].is-inview {
  opacity: 1;
  transform: none;
  transition: opacity var(--dur-reveal) var(--ease-out),
    transform var(--dur-reveal) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}

.js [data-reveal='mask'] {
  transform: none;
  clip-path: inset(0 0 100% 0);
}

.js [data-reveal='mask'].is-inview {
  clip-path: inset(0 0 0% 0);
  transition: clip-path var(--dur-reveal) var(--ease-out),
    opacity var(--dur-reveal) var(--ease-out);
}

/* Hero-Headline: Masken-Reveal pro Zeile */
.line-mask { display: block; overflow: hidden; }
.line-mask > span { display: block; }

.js .line-mask > span {
  transform: translateY(110%);
  transition: transform 800ms var(--ease-out);
  transition-delay: var(--line-delay, 0ms);
}

.js .is-inview .line-mask > span,
.js .line-mask.is-inview > span { transform: translateY(0); }

/* =========================================================
   Header / Nav — N10 scroll-morph hairline
   ========================================================= */
.site-header {
  position: fixed;
  inset-inline: 0;
  inset-block-start: 0;
  z-index: var(--z-header);
  background: var(--paper);
  transition: transform var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out);
}

.site-header::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  height: 1px;
  background: var(--line);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.site-header.is-scrolled::after { opacity: 1; }
.site-header.is-hidden { transform: translateY(-101%); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  min-height: 76px;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__brand img {
  height: 48px;
  width: auto;
  display: block;
}

.nav__brand .brand--dark { display: none; }

[data-theme='dark'] .nav__brand .brand--light { display: none; }
[data-theme='dark'] .nav__brand .brand--dark { display: block; }

@media (min-width: 60rem) {
  .nav__brand img { height: 54px; }
}

.nav__links {
  display: none;
  align-items: center;
  gap: var(--sp-10);
}

.nav__link {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  white-space: nowrap;
  position: relative;
  padding-block: var(--sp-2);
  transition: color var(--dur-micro) var(--ease-out);
}

.nav__link::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .nav__link:hover { color: var(--ink); }
  .nav__link:hover::after { transform: scaleX(1); }
}
.nav__link:focus-visible::after { transform: scaleX(1); }

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

/* Theme-Toggle: Sonne ↔ Leuchte */
.theme-toggle {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--ink);
  transition: border-color var(--dur-micro) var(--ease-out),
    background-color var(--dur-micro) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .theme-toggle:hover { border-color: var(--line-strong); background: var(--bone); }
}

.theme-toggle svg { width: 18px; height: 18px; }

.theme-toggle .icon-sun,
.theme-toggle .icon-lamp {
  transition: opacity var(--dur-micro) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
  transform-origin: center;
}

[data-theme='light'] .theme-toggle .icon-lamp { opacity: 0; transform: rotate(-90deg) scale(0.4); }
[data-theme='light'] .theme-toggle .icon-sun { opacity: 1; }
[data-theme='dark'] .theme-toggle .icon-sun { opacity: 0; transform: rotate(90deg) scale(0.4); }
[data-theme='dark'] .theme-toggle .icon-lamp { opacity: 1; }

/* Menü-Button (Mobile) */
.menu-btn {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
}

.menu-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease-out),
    translate var(--dur-fast) var(--ease-out);
}

.menu-btn span + span { margin-block-start: 5px; }

.menu-btn[aria-expanded='true'] span:first-child {
  translate: 0 3.25px;
  transform: rotate(45deg);
}

.menu-btn[aria-expanded='true'] span:last-child {
  translate: 0 -3.25px;
  transform: rotate(-45deg);
}

/* Mobile-Overlay-Menü */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-inline: var(--pad-inline);
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out),
    visibility 0ms linear var(--dur-fast);
}

.mobile-menu.is-open {
  visibility: visible;
  opacity: 1;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.mobile-menu nav a {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 8vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  padding-block: var(--sp-3);
  border-block-end: 1px solid var(--line);
  display: block;
  white-space: nowrap;
  overflow: hidden;
}

.mobile-menu__meta {
  margin-block-start: var(--sp-10);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

@media (min-width: 60rem) {
  .nav__links { display: flex; }
  .menu-btn,
  .mobile-menu { display: none; }
}

@media (min-width: 60rem) and (max-width: 72rem) {
  .nav__links { gap: var(--sp-4); }
  .nav__link { font-size: 0.75rem; letter-spacing: 0.06em; }
  .btn.nav__cta { padding: var(--sp-2) var(--sp-4); font-size: 0.75rem; min-height: 40px; }
}

@media (max-width: 39.99rem) {
  .btn.nav__cta { display: none; }
}

/* Ohne JS: Navigation bleibt erreichbar (Menü-Button ausgeblendet) */
html:not(.js) .nav { flex-wrap: wrap; padding-block: var(--sp-3); }
html:not(.js) .nav__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-5);
  order: 3;
  width: 100%;
}
html:not(.js) .menu-btn { display: none; }

/* =========================================================
   Buttons — Pill, alle Zustände
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  min-height: 48px;
  padding: var(--sp-3) var(--sp-8);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: background-color var(--dur-micro) var(--ease-out),
    color var(--dur-micro) var(--ease-out),
    border-color var(--dur-micro) var(--ease-out),
    transform var(--dur-micro) var(--ease-out);
}

/* 1 · Default (primär: Navy-Fill) */
.btn--primary {
  background: var(--accent);
  color: var(--accent-on);
}

/* 2 · Hover */
@media (hover: hover) and (pointer: fine) {
  .btn--primary:hover { background: var(--accent-hover); }
  .btn--ghost:hover { border-color: var(--ink); }
  .btn:active { transform: translateY(1px); }
}

/* 3 · Focus-visible — via globalem :focus-visible-Ring */

/* 4 · Active */
.btn--primary:active { background: var(--accent-hover); }

/* 5 · Sekundär (Hairline-Pill) */
.btn--ghost {
  border-color: var(--line-strong);
  color: var(--ink);
  background: transparent;
}

/* 6 · Auf dunklem Band */
.band--dark .btn--ghost {
  border-color: var(--band-line);
  color: var(--band-ink);
}

@media (hover: hover) and (pointer: fine) {
  .band--dark .btn--ghost:hover { border-color: var(--band-ink); }
}

/* 7 · Disabled */
.btn:disabled,
.btn[aria-disabled='true'] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

/* 8 · Loading (Formular-Submit) */
.btn.is-loading {
  pointer-events: none;
  color: transparent;
  position: relative;
}

.btn.is-loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: var(--r-pill);
  border: 2px solid var(--accent-on);
  border-inline-end-color: transparent;
  animation: btn-spin 700ms linear infinite;
}

@keyframes btn-spin { to { transform: rotate(360deg); } }

.btn--ghost.is-loading::after {
  border-color: var(--ink);
  border-inline-end-color: transparent;
}

@media (pointer: coarse) {
  .btn { min-height: 52px; }
}

/* =========================================================
   Hero — „Vom Rohbau zum fertigen Raum"
   ========================================================= */
.hero {
  position: relative;
  background: var(--paper);
}

.hero__pin { min-height: 100svh; }

.hero__inner {
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  padding-block-start: 96px;
}

.hero__visual {
  position: relative;
  order: -1;
  height: 55svh;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--sc-raw);
}

.hero__scene {
  position: absolute;
  inset: 0;
}

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

.hero__content {
  padding-block: var(--sp-8) var(--sp-16);
}

.hero__content .eyebrow { display: block; margin-block-end: var(--sp-5); }

.hero__content h1 {
  max-width: 100%;
  font-size: clamp(2.5rem, 4.6vw, 4.25rem);
}

.hero__content .lead {
  margin-block-start: var(--sp-6);
  max-width: 46ch;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-block-start: var(--sp-8);
}

/* Phasen-Layer: ohne JS Endzustand (fertiger Raum) */
.hp { transition: opacity 200ms linear; }
.hp--bau, .hp--trocken, .hp--rohputz { opacity: 0; }
.hp--fliesen, .hp--licht, .hp--fertig { opacity: 1; }

/* Phasen-Indikator */
.hero__phases {
  display: none;
}

/* Scroll-Cue */
.hero__cue {
  display: none;
}

@media (min-width: 60rem) {
  .hero { height: 265svh; }

  .hero__pin {
    position: sticky;
    inset-block-start: 0;
    height: 100svh;
    overflow: hidden;
  }

  .hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
    gap: var(--sp-8);
    height: 100%;
    padding-block-start: 0;
  }

  .hero__content {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-block: 0 var(--sp-20);
    padding-inline-end: var(--sp-8);
  }

  .hero__visual {
    height: auto;
    order: 0;
    margin-block: 96px var(--sp-10);
  }

  .hero__phases {
    position: absolute;
    inset-block: 0;
    inset-inline-end: var(--sp-6);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--sp-4);
    z-index: var(--z-raised);
  }

  .hero__phases::before {
    content: '';
    position: absolute;
    inset-block: var(--sp-8);
    inset-inline-end: 4px;
    width: 1px;
    background: var(--line);
  }

  .hero__phase {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--sp-3);
    font-family: var(--font-mono);
    font-size: var(--fs-meta);
    color: var(--ink-soft);
    opacity: 0.45;
    transition: opacity var(--dur-fast) var(--ease-out);
    white-space: nowrap;
  }

  .hero__phase-label {
    background: color-mix(in oklch, var(--paper) 76%, transparent);
    border: 1px solid color-mix(in oklch, var(--line) 70%, transparent);
    border-radius: var(--r-pill);
    padding: 1px var(--sp-2);
  }

  .hero__phase::after {
    content: '';
    width: 9px;
    height: 9px;
    border-radius: var(--r-pill);
    border: 1px solid var(--line-strong);
    background: var(--paper);
    flex-shrink: 0;
    transition: background-color var(--dur-fast) var(--ease-out),
      border-color var(--dur-fast) var(--ease-out);
  }

  .hero__phase.is-active {
    opacity: 1;
    color: var(--ink);
  }

  .hero__phase.is-active::after {
    background: var(--accent-red);
    border-color: var(--accent-red);
  }

  .hero__cue {
    position: absolute;
    inset-block-end: var(--sp-6);
    inset-inline-start: var(--pad-inline);
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    font-family: var(--font-mono);
    font-size: var(--fs-meta);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    transition: opacity var(--dur-med) var(--ease-out);
  }

  .hero__cue::after {
    content: '';
    width: 1px;
    height: 44px;
    background: var(--ink-soft);
    transform-origin: top;
    animation: cue-drop 2.2s var(--ease-in-out) infinite;
  }

  .hero__cue.is-done { opacity: 0; }
}

@keyframes cue-drop {
  0% { transform: scaleY(0); }
  45% { transform: scaleY(1); }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =========================================================
   Positionierungs-Band
   ========================================================= */
.statement-band { border-block: 1px solid var(--line); }

.statement-band .display {
  max-width: 20ch;
}

.statement-facts {
  display: grid;
  gap: var(--sp-6);
  margin-block-start: var(--sp-12);
}

.statement-facts li {
  border-block-start: 1px solid var(--line);
  padding-block-start: var(--sp-4);
}

.statement-facts .meta { display: block; margin-block-end: var(--sp-2); color: var(--accent-red); }

.statement-facts strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

@media (min-width: 60rem) {
  .statement-facts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* =========================================================
   Leistungen — Editorialer Index
   ========================================================= */
.index-section { border-block-start: 1px solid var(--line); }

.index-head { margin-block-end: var(--sp-12); max-width: 46rem; }

/* Nur-Screenreader-Kopf (z. B. Index-/Projektseiten): kein Leerraum */
.index-head:has(> h2.visually-hidden:only-child) { margin-block-end: 0; }

.index-head p { margin-block-start: var(--sp-4); }

.index-layout {
  display: grid;
  gap: var(--sp-10);
}

.index-list { border-block-start: 1px solid var(--line); }

.index-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: var(--sp-4);
  padding-block: var(--sp-5);
  border-block-end: 1px solid var(--line);
  position: relative;
}

.index-row__num {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--accent-red);
  letter-spacing: 0.08em;
}

.index-row__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.35rem, 3.4vw, 2.1rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  transition: transform var(--dur-fast) var(--ease-out);
  min-width: 0;
  overflow-wrap: anywhere;
}

.index-row__desc {
  grid-column: 2;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  max-width: 52ch;
}

.index-row__arrow {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--ink-soft);
  transition: transform var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .index-row:hover .index-row__title { transform: translateX(10px); }
  .index-row:hover .index-row__arrow { transform: translateX(6px); color: var(--accent-red); }
}

.index-row:focus-visible { outline-offset: -2px; }
.index-row:focus-visible .index-row__arrow { color: var(--accent-red); }

/* Flagship-Zeile (Komplettsanierung): ruhig abgesetzt */
.index-flagship .index-row {
  border-block-start: 1px solid var(--line-strong);
  background: color-mix(in oklch, var(--accent) 4%, transparent);
}

/* Hover-Visual (Desktop) */
.index-visual {
  display: none;
}

@media (min-width: 60rem) {
  .index-layout { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: start; }

  .index-visual {
    display: block;
    position: sticky;
    inset-block-start: 110px;
    aspect-ratio: 4 / 3;
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    background: var(--bone);
  }

  .index-visual .iv {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity var(--dur-med) var(--ease-out);
  }
  .index-visual .iv.is-active,
  .index-layout:not(:has(.index-row:hover)) .index-visual .iv--default,
  .index-layout:has(.index-row[data-visual='fliesen']:hover) .iv--fliesen,
  .index-layout:has(.index-row[data-visual='trockenbau']:hover) .iv--trockenbau,
  .index-layout:has(.index-row[data-visual='haustechnik']:hover) .iv--haustechnik,
  .index-layout:has(.index-row[data-visual='gebaeudehuelle']:hover) .iv--gebaeudehuelle,
  .index-layout:has(.index-row[data-visual='bauelemente']:hover) .iv--bauelemente {
    opacity: 1;
  }
}

/* =========================================================
   Material & Oberfläche — Configurator
   ========================================================= */
.material-head { max-width: 46rem; margin-block-end: var(--sp-12); }
.material-head p { margin-block-start: var(--sp-4); }

.material-grid {
  display: grid;
  gap: var(--sp-10);
}

.swatches {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-4);
  list-style: none;
  padding: 0;
  margin: 0;
}

.swatch {
  display: inline-flex;
  align-items: baseline;
  gap: var(--sp-2);
  width: auto;
  min-width: 0;
  text-align: start;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  outline: none;
  padding: 6px 4px;
  border-block-end: 2px solid transparent;
  cursor: pointer;
  color: var(--ink-soft);
  transition: color var(--dur-micro) var(--ease-out),
    border-color var(--dur-micro) var(--ease-out);
}

.swatch .swatch__tex {
  display: none;
}

.swatch .swatch__meta {
  display: inline-flex;
  align-items: baseline;
  gap: var(--sp-2);
  padding: 0;
  border: 0;
}

.swatch__name {
  font-weight: 500;
  font-size: 0.9375rem;
  color: inherit;
}

.swatch__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

.swatch:hover {
  color: var(--ink);
  background: transparent;
}

.swatch[aria-checked='true'] {
  color: var(--ink);
  font-weight: 600;
  border-color: transparent;
  border-block-end: 2px solid var(--ink);
  box-shadow: none;
  background: transparent;
}

.swatch[aria-checked='true'] .swatch__tag {
  color: var(--accent);
}

.swatch__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0 var(--sp-2);
  min-width: 0;
  padding: var(--sp-3) var(--sp-4);
  border-block-start: 1px solid var(--line);
}

.swatch__name {
  font-weight: 500;
  font-size: 0.9375rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.swatch__tag {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.material-stage {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bone);
  aspect-ratio: 4 / 3;
}

/* Vollbild-Stack: genau ein Bild aktiv, Crossfade per opacity */
.material-stage .mat {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  display: block;
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease-out);
}

.material-stage .mat.is-active { opacity: 1; }

.material-stage__caption {
  position: absolute;
  inset-inline-start: var(--sp-4);
  inset-block-end: var(--sp-4);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  line-height: 1.2;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: var(--sp-2) var(--sp-4);
  white-space: nowrap;
  max-width: calc(100% - 2rem);
  overflow: hidden;
  text-overflow: ellipsis;
  box-sizing: border-box;
}

@media (max-width: 47.9375rem) {
  .material-stage__caption {
    font-size: 0.6875rem;
    padding: 3px 8px;
    inset-inline-start: var(--sp-3);
    inset-block-end: var(--sp-3);
  }
}

@media (min-width: 60rem) {
  .material-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: start; }
  .swatches { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .material-stage { position: sticky; inset-block-start: 110px; }
}

/* Gewerke-Marquee (Outline-Typo) */
.marquee {
  margin-block-start: var(--sp-16);
  border-block: 1px solid var(--line);
  overflow: hidden;
  padding-block: var(--sp-5);
}

.marquee__track {
  display: flex;
  gap: var(--sp-10);
  width: max-content;
  animation: marquee 36s linear infinite;
}

.marquee:hover .marquee__track,
.marquee:focus-within .marquee__track { animation-play-state: paused; }

.marquee__track span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* =========================================================
   Komplettsanierung — dunkles Band
   ========================================================= */
.band--dark .steps-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-10);
}

.band--dark h2 { color: var(--band-ink); }

.ks-head { max-width: 46rem; margin-block-end: var(--sp-12); }
.ks-head p { margin-block-start: var(--sp-4); color: var(--band-ink-soft); }

.ks-visual {
  position: relative;
  border: 1px solid var(--band-line);
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--band-bg-raise);
}

.ks-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  display: block;
}

.ks-visual .kv {
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease-out);
}

/* Bestandsfoto = Basis-Layer, immer sichtbar (wie früher die Bestands-Zeichnung) */
.ks-visual .kv--survey { opacity: 1; }

.ks-visual .kv.is-active { opacity: 1; }
/* Ohne JS: Endzustand */
.ks-visual:not(.is-live) .kv { opacity: 1; }
.ks-visual:not(.is-live) .kv--plan,
.ks-visual:not(.is-live) .kv--demo { opacity: 0; }

.ks-steps { border-block-start: 1px solid var(--band-line); }

.ks-step {
  padding-block: var(--sp-8);
  border-block-end: 1px solid var(--band-line);
}

.ks-step__num {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  /* Das Band ist in beiden Themes dunkel: aufgehellter Akzent (Kontrast >= 4.5:1) */
  color: oklch(0.72 0.15 25);
  letter-spacing: 0.1em;
  display: block;
  margin-block-end: var(--sp-3);
}

.ks-step h3 { color: var(--band-ink); margin-block-end: var(--sp-3); }

.ks-step p { color: var(--band-ink-soft); max-width: 52ch; font-size: 0.9375rem; }

.ks-step { opacity: 1; transition: opacity var(--dur-med) var(--ease-out); }
.ks-visual.is-live ~ .ks-steps .ks-step { opacity: 0.8; }
.ks-visual.is-live ~ .ks-steps .ks-step.is-active { opacity: 1; }

.ks-cta { margin-block-start: var(--sp-10); }

@media (min-width: 60rem) {
  .band--dark .steps-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: var(--sp-16);
    align-items: start;
  }

  .ks-visual { position: sticky; inset-block-start: 110px; }
}

/* =========================================================
   Vorher / Nachher — Slider
   ========================================================= */
.ba {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--bone);
  touch-action: pan-y;
  user-select: none;
}

.ba__layer { position: absolute; inset: 0; }
.ba__layer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  display: block;
}

.ba__after {
  clip-path: inset(0 0 0 var(--pos, 50%));
}

.ba__handle {
  position: absolute;
  inset-block: 0;
  inset-inline-start: var(--pos, 50%);
  width: 0;
  z-index: var(--z-raised);
}

.ba__handle::before {
  content: '';
  position: absolute;
  inset-block: 0;
  inset-inline-start: -0.5px;
  width: 1px;
  background: var(--paper);
  box-shadow: 0 0 0 1px oklch(0.245 0.012 70 / 0.25);
}

.ba__grip {
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 0;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: var(--r-pill);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  cursor: ew-resize;
  box-shadow: var(--shadow-overlay);
  transition: transform var(--dur-micro) var(--ease-out);
}

.ba__grip:focus-visible { outline-offset: 4px; }

@media (hover: hover) and (pointer: fine) {
  .ba__grip:hover { transform: translate(-50%, -50%) scale(1.06); }
}

.ba__grip svg { width: 20px; height: 20px; }

.ba__tag {
  position: absolute;
  inset-block-start: var(--sp-4);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-pill);
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  z-index: var(--z-raised);
  pointer-events: none;
  white-space: nowrap;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ba__tag--before { inset-inline-start: var(--sp-4); }
.ba__tag--after { inset-inline-end: var(--sp-4); }

@media (max-width: 47.9375rem) {
  .ba__tag {
    font-size: 0.6875rem;
    padding: 4px 10px;
    inset-block-start: var(--sp-3);
  }
  .ba__tag--before { inset-inline-start: var(--sp-3); }
  .ba__tag--after { inset-inline-end: var(--sp-3); }
}

.ba-caption {
  margin-block-start: var(--sp-4);
}

/* =========================================================
   Arbeitsweise — Hairline-Statements
   ========================================================= */
.values { border-block-start: 1px solid var(--line); }

.values li {
  display: grid;
  gap: var(--sp-3);
  padding-block: var(--sp-6);
  border-block-end: 1px solid var(--line);
}

.values .meta { color: var(--accent-red); }

.values strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.values p { color: var(--ink-soft); max-width: 60ch; font-size: 0.9375rem; }

@media (min-width: 60rem) {
  .values li {
    grid-template-columns: 64px minmax(0, 5fr) minmax(0, 6fr);
    gap: var(--sp-8);
    align-items: baseline;
  }
}

/* =========================================================
   Ablauf — 5 Mono-Steps
   ========================================================= */
.flow {
  display: grid;
  gap: var(--sp-6);
  counter-reset: flow;
}

.flow li {
  border-block-start: 1px solid var(--line);
  padding-block-start: var(--sp-4);
  position: relative;
}

.flow .meta { color: var(--accent-red); display: block; margin-block-end: var(--sp-2); }

.flow strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin-block-end: var(--sp-2);
}

.flow p { font-size: 0.9375rem; color: var(--ink-soft); }

@media (min-width: 60rem) {
  .flow { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--sp-4); }
}

/* =========================================================
   Projekte-Teaser
   ========================================================= */
.projects-teaser__grid {
  display: grid;
  gap: var(--sp-4);
}

.project-slot {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bone);
}

.project-slot__visual { aspect-ratio: 4 / 3; overflow: hidden; }
.project-slot__visual svg { width: 100%; height: 100%; display: block; }
.project-slot__visual img { width: 100%; height: 100%; object-fit: cover; display: block; }

.project-slot__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  border-block-start: 1px solid var(--line);
}

.project-slot__meta strong { font-weight: 500; font-size: 0.9375rem; }

.project-slot__note {
  margin-block-start: var(--sp-6);
}

@media (min-width: 60rem) {
  .projects-teaser__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* =========================================================
   FAQ — Accordion (native details, JS-enhanced)
   ========================================================= */
.faq { border-block-start: 1px solid var(--line); }

.faq details { border-block-end: 1px solid var(--line); }

.faq summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-6);
  padding-block: var(--sp-5);
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  letter-spacing: -0.01em;
  list-style: none;
  min-width: 0;
  overflow-wrap: anywhere;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: '+';
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--ink-soft);
  flex-shrink: 0;
  transition: transform var(--dur-fast) var(--ease-out);
}

.faq details[open] summary::after { transform: rotate(45deg); }

.faq summary:focus-visible { outline-offset: -2px; }

.faq .faq__body {
  padding-block-end: var(--sp-6);
  color: var(--ink-soft);
  max-width: 62ch;
}

@supports (interpolate-size: allow-keywords) {
  .faq details::details-content {
    block-size: 0;
    overflow: clip;
    transition: block-size var(--dur-med) var(--ease-out), content-visibility var(--dur-med) allow-discrete;
    interpolate-size: allow-keywords;
  }

  .faq details[open]::details-content { block-size: auto; }
}

/* =========================================================
   CTA-Band
   ========================================================= */
.cta-band { border-block: 1px solid var(--line); text-align: start; }

.cta-band .display { max-width: 16ch; }

.cta-band__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-4);
  margin-block-start: var(--sp-10);
}

.cta-band__direct {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-6);
  margin-block-start: var(--sp-6);
}

.cta-band__direct a {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
}

/* =========================================================
   Kontakt-Kurzblock
   ========================================================= */
.contact-block {
  display: grid;
  gap: var(--sp-8);
}

.contact-block dt {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  margin-block-end: var(--sp-2);
}

.contact-block dd { margin: 0; font-size: 1.05rem; }

.contact-block dd a { white-space: nowrap; }

@media (min-width: 60rem) {
  .contact-block { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* =========================================================
   Formulare (Phase 2: kontakt.html)
   ========================================================= */
.form { display: grid; gap: var(--sp-6); max-width: 720px; }

.form__row {
  display: grid;
  gap: var(--sp-6);
}

@media (min-width: 40rem) {
  .form__row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.field { display: grid; gap: var(--sp-2); }

.field label {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.field label .req { color: var(--accent-red); }

.field input,
.field select,
.field textarea {
  font: inherit;
  color: var(--ink);
  background: var(--raise);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: var(--sp-3) var(--sp-4);
  min-height: 48px;
  width: 100%;
}

.field textarea { min-height: 160px; resize: vertical; }

.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
  border-color: var(--focus);
}

.field input[aria-invalid='true'],
.field select[aria-invalid='true'],
.field textarea[aria-invalid='true'] {
  border-color: var(--accent-red);
}

.field .field__error {
  font-size: var(--fs-meta);
  color: var(--accent-red);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.field .field__hint {
  font-size: var(--fs-meta);
  color: var(--ink-soft);
}

.field input[type='file'] {
  padding: var(--sp-3);
  min-height: auto;
}

.field input[type='file']::file-selector-button {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink);
  padding: var(--sp-2) var(--sp-5);
  margin-inline-end: var(--sp-4);
  cursor: pointer;
}

.form__status {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.04em;
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}

.form__status[hidden] { display: none; }

/* =========================================================
   Footer — Ft5 Statement
   ========================================================= */
.site-footer {
  background: var(--band-bg);
  color: var(--band-ink);
  padding-block: var(--sp-20) var(--sp-8);
}

.footer-statement {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.9rem, 4.5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.footer-logo { margin-block-end: var(--sp-8); color: var(--band-ink); }
.footer-logo svg,
.footer-logo img { height: 72px; width: auto; display: block; }

.footer-grid {
  display: grid;
  gap: var(--sp-10);
  margin-block-start: var(--sp-16);
  padding-block-start: var(--sp-10);
  border-block-start: 1px solid var(--band-line);
}

.footer-col h2 {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--band-ink-soft);
  margin-block-end: var(--sp-5);
}

.footer-col ul { display: grid; gap: var(--sp-3); }

.footer-col a {
  color: var(--band-ink);
  font-size: 0.9375rem;
  white-space: nowrap;
}

.footer-col .hlink::after { background: var(--band-ink); }

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-block-start: var(--sp-16);
  padding-block-start: var(--sp-6);
  border-block-start: 1px solid var(--band-line);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--band-ink-soft);
  letter-spacing: 0.04em;
}

.footer-legal nav { display: flex; gap: var(--sp-6); }

.footer-legal a { color: var(--band-ink-soft); white-space: nowrap; }

@media (min-width: 60rem) {
  .footer-grid { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.2fr); }
}

/* =========================================================
   404
   ========================================================= */
.error-page {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: var(--sp-20);
}

.error-page .code {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.14em;
  color: var(--accent-red);
  display: block;
  margin-block-end: var(--sp-6);
}

/* =========================================================
   Subpages (Phase 2) — Seitenkopf, Detail-Blöcke, Projekte,
   Filter, Rechtsseiten, Kontakt-Layout
   ========================================================= */

/* Anker-Ausgleich für den fixen Header */
[id] { scroll-margin-top: 96px; }

/* Service-Blöcke innerhalb einer Gruppenseite */
.service-block {
  margin-block-start: var(--sp-10);
  padding-block-start: var(--sp-10);
  border-block-start: 1px solid var(--line);
}

.service-block:first-of-type {
  margin-block-start: 0;
  padding-block-start: 0;
  border-block-start: 0;
}

.service-block h3 { margin-block-end: var(--sp-3); }

.service-block > p {
  color: var(--ink-soft);
  max-width: 62ch;
}

.service-block .scope { margin-block-start: var(--sp-6); }

/* Material-/Varianten-Tag in Scope-Zeilen (z. B. Geländer) */
.scope .scope__tag {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-red);
  display: block;
  margin-block-end: var(--sp-1);
}

/* Seitenkopf (Hero-Band) */
.page-hero {
  padding-block-start: calc(76px + var(--sp-12));
  padding-block-end: var(--sp-12);
}

.page-hero__grid {
  display: grid;
  gap: var(--sp-10);
  align-items: end;
}

.page-hero .eyebrow { display: block; margin-block-end: var(--sp-5); }

.page-hero h1 {
  font-size: var(--fs-display);
  max-width: 16ch;
}

.page-hero .lead {
  margin-block-start: var(--sp-6);
  max-width: 52ch;
}

.page-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-block-start: var(--sp-8);
}

.page-hero__visual {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bone);
}

.page-hero__visual svg { width: 100%; height: 100%; display: block; }
.page-hero__visual img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; display: block; }

@media (min-width: 60rem) {
  .page-hero {
    padding-block-start: calc(76px + var(--sp-20));
    padding-block-end: var(--sp-16);
  }

  .page-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: var(--sp-16);
  }
}

/* Leistungsumfang — Hairline-Liste */
.scope { border-block-start: 1px solid var(--line); }

.scope li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--sp-5);
  align-items: baseline;
  padding-block: var(--sp-5);
  border-block-end: 1px solid var(--line);
}

.scope .meta { color: var(--accent-red); }

.scope strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin-block-end: var(--sp-1);
}

.scope p {
  color: var(--ink-soft);
  font-size: 0.9375rem;
  max-width: 60ch;
}

@media (min-width: 60rem) {
  .scope li { grid-template-columns: 64px minmax(0, 1fr); }
}

/* Ablauf-Mini: flexible Spaltenzahl */
@media (min-width: 60rem) {
  .flow--mini { grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
}

/* Index-Visual: zusätzliche Layer für die Leistungs-Übersicht */
@media (min-width: 60rem) {
  .index-layout:has(.index-row[data-visual='boden']:hover) .iv--boden,
  .index-layout:has(.index-row[data-visual='sanierung']:hover) .iv--sanierung {
    opacity: 1;
  }
}

/* Verwandte Leistungen — kompakter Index */
.related-head { margin-block-end: var(--sp-8); }

/* =========================================================
   Projekte — Filter-Chips & Grid
   ========================================================= */
.filter-chips {
  display: none; /* ohne JS ausgeblendet — alle Slots bleiben sichtbar */
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-block-end: var(--sp-10);
}

.js .filter-chips { display: flex; }

.chip {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--sp-2) var(--sp-4);
  min-height: 36px;
  border: 0;
  border-radius: 0;
  background: transparent;
  border-block-end: 2px solid transparent;
  box-shadow: none;
  outline: none;
  color: var(--ink-soft);
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--dur-micro) var(--ease-out),
    border-color var(--dur-micro) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .chip:hover {
    color: var(--ink);
    background: transparent;
  }
}

.chip[aria-pressed='true'] {
  background: transparent;
  border-color: transparent;
  border-block-end: 2px solid var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.projects-grid {
  display: grid;
  gap: var(--sp-5);
}

.projects-grid .project-slot__visual { aspect-ratio: 3 / 2; }

.project-slot.is-filtered { display: none; }

@media (min-width: 60rem) {
  .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .project-slot--wide { grid-column: 1 / -1; }
  .project-slot--wide .project-slot__visual { aspect-ratio: 16 / 8; }
}

/* =========================================================
   Kontakt — Layout & Datei-Liste
   ========================================================= */
.contact-layout {
  display: grid;
  gap: var(--sp-16);
}

.contact-aside h2 { margin-block-end: var(--sp-6); }

.contact-aside .contact-block { grid-template-columns: 1fr; gap: var(--sp-6); }

@media (min-width: 60rem) {
  .contact-layout { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); align-items: start; }
}

.file-list {
  display: grid;
  gap: var(--sp-2);
  margin-block-start: var(--sp-3);
}

.file-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-4);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: var(--sp-2) var(--sp-3);
  overflow-wrap: anywhere;
}

.file-list li .file-list__size { flex-shrink: 0; }

.form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-4);
}

/* =========================================================
   Rechtsseiten — Hinweis-Kasten & Prosa
   ========================================================= */
.legal-note {
  border: 1px solid var(--line-strong);
  border-inline-start: 3px solid var(--accent-red);
  border-radius: var(--r-md);
  background: var(--bone);
  padding: var(--sp-5) var(--sp-6);
  max-width: 62ch;
}

.legal-note .eyebrow { display: block; margin-block-end: var(--sp-2); color: var(--accent-red); }

.legal-note p { font-size: 0.9375rem; color: var(--ink-soft); }

.legal-body { max-width: var(--measure); }

.legal-body h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-block: var(--sp-10) var(--sp-3);
}

.legal-body h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  margin-block: var(--sp-6) var(--sp-2);
}

.legal-body p,
.legal-body li { color: var(--ink-soft); font-size: 0.9375rem; }

.legal-body p + p { margin-block-start: var(--sp-3); }

.legal-body ul {
  list-style: disc;
  padding-inline-start: var(--sp-5);
  display: grid;
  gap: var(--sp-2);
  margin-block-start: var(--sp-3);
}

.legal-body address { font-style: normal; }

/* =========================================================
   View Transitions — Theme-Wechsel (Kreis-Expansion)
   ========================================================= */
::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

::view-transition-new(root) {
  clip-path: circle(0px at var(--vt-x, 50%) var(--vt-y, 60px));
  animation: vt-expand 600ms var(--ease-out) forwards;
}

@keyframes vt-expand {
  to { clip-path: circle(150% at var(--vt-x, 50%) var(--vt-y, 60px)); }
}

/* =========================================================
   Reduced Motion
   ========================================================= */
@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;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
    clip-path: none;
    transition: none;
  }

  .js .line-mask > span { transform: none; transition: none; }

  .marquee__track { animation: none; width: auto; flex-wrap: wrap; }

  .hero { height: auto; }
  .hero__pin { position: static; height: auto; }

  ::view-transition-new(root) { animation: none; clip-path: none; }
}

/* =========================================================
   Print
   ========================================================= */
@media print {
  .site-header,
  .mobile-menu,
  .hero__cue,
  .hero__phases,
  .marquee,
  .ba__handle,
  .cta-band .btn,
  .skip-link { display: none !important; }

  body { background: #fff; color: #000; }

  .band--dark { background: #fff; color: #000; }
  .band--dark h2, .band--dark h3, .band--dark p { color: #000; }

  .section { padding-block: var(--sp-8); }

  .hero { height: auto; }
  .hero__pin { position: static; height: auto; }

  a[href^='http']::after { content: ' (' attr(href) ')'; font-size: 0.8em; }
}

/* Kontakt: optionaler Produktbezug der Anfrage (aus dem Fliesen Shop) */
.kontakt-context {
  border: 1px solid var(--line);
  border-inline-start: 3px solid var(--accent, var(--ink));
  border-radius: var(--r-md);
  background: var(--bone);
  padding: var(--sp-5) var(--sp-6);
  margin-block-end: var(--sp-8);
  display: grid;
  gap: var(--sp-3);
}
.kontakt-context[hidden] { display: none; }
.kontakt-context__for { margin: 0; font-family: var(--font-display); font-size: 1.25rem; line-height: 1.25; color: var(--ink); }
.kontakt-context__label { font-family: var(--font-mono); font-size: var(--fs-meta); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.kontakt-context__for strong { font-weight: 500; }
.kontakt-context__list { margin: 0; display: grid; gap: var(--sp-2); }
.kontakt-context__list > div { display: flex; justify-content: space-between; gap: var(--sp-4); font-family: var(--font-mono); font-size: var(--fs-meta); letter-spacing: 0.04em; }
.kontakt-context__list dt { color: var(--ink-soft); }
.kontakt-context__list dd { margin: 0; text-align: end; color: var(--ink); overflow-wrap: anywhere; }

/* MK Creator Signature (Primary Bundle Fallback) */
.mk-signature {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 58px;
  height: auto;
  box-sizing: border-box;
  margin-block-start: 0.75rem;
  padding-block: 0.35rem;
  border-block-start: 1px solid var(--mk-sig-rule, var(--band-line, rgba(255, 255, 255, 0.08)));
}
.mk-signature a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--band-ink-soft, #888);
  text-decoration: none;
  line-height: 1;
}
.mk-signature a:hover {
  color: var(--band-ink, #fff);
}
.mk-signature__logo {
  display: block;
  height: 52px !important;
  width: auto !important;
  max-width: 80px !important;
  object-fit: contain;
  flex: none;
  align-self: center;
}
.mk-signature__icon {
  width: 0.8em;
  height: 0.8em;
  flex: none;
  opacity: 0.75;
}
@media (max-width: 47.99rem) {
  .mk-signature {
    min-height: 50px;
    height: auto;
    margin-block-start: 0.5rem;
    padding-block: 0.25rem;
  }
  .mk-signature a {
    gap: 0.45rem;
    font-size: 0.74rem;
  }
  .mk-signature__logo {
    height: 42px !important;
    max-width: 65px !important;
  }
}
@media (max-width: 22.5rem) {
  .mk-signature {
    min-height: 48px;
    height: auto;
  }
  .mk-signature a {
    gap: 0.4rem;
    font-size: 0.72rem;
  }
  .mk-signature__logo {
    height: 40px !important;
    max-width: 60px !important;
  }
}


/* =========================================================
   Mobile-first Feinschliff (nur Smartphones / kleine Tablets)
   ========================================================= */
.quick-actions { display: none; }

@media (max-width: 47.99rem) {
  :root { --section-pad: 3.5rem; }
  .nav { min-height: 64px; }
  .nav__brand img { height: 40px; }
  .theme-toggle, .menu-btn { width: 44px; height: 44px; }
  .hero__inner { padding-block-start: 80px; }

  /* Schnellkontakt (Kontaktseite): Anrufen · WhatsApp · E-Mail */
  .quick-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sp-2);
    margin-block-start: var(--sp-6);
  }
  .quick-actions .btn { min-height: 48px; padding-inline: var(--sp-2); letter-spacing: 0.06em; }

  /* Footer kompakt: Listen in zwei Spalten, Tippflächen bleiben */
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-6) var(--sp-5); }
  .footer-grid > .footer-col:first-child,
  .footer-grid > .footer-col:last-child { grid-column: 1 / -1; }
  .footer-col ul { display: grid; gap: 0; }
  .footer-col li { margin: 0; }
  .footer-col li a { display: inline-flex; align-items: center; min-height: 40px; }
  .footer-col h2 { margin-block-end: var(--sp-2); }
  .footer-legal nav a { display: inline-flex; align-items: center; min-height: 40px; padding-inline-end: var(--sp-4); }
  .site-footer { padding-block-end: env(safe-area-inset-bottom, 0px); }

  /* Eingabefelder mindestens 16px (verhindert Zoom auf iOS) */
  input, select, textarea { font-size: 1rem; }
}

@media (max-width: 47.99rem) {
  .footer-col li a { min-height: 36px; }
  .site-footer { padding-block-start: var(--sp-10); }
  .footer-legal { margin-block-start: var(--sp-6); padding-block-start: var(--sp-4); }
}
@media (max-width: 47.99rem) {
  .site-footer { padding-block: var(--sp-12) calc(var(--sp-4) + env(safe-area-inset-bottom, 0px)); }
}
@media (max-width: 47.99rem) {
  dd > a.hlink, dd > .hlink, .contact-direct a.hlink { display: inline-flex; align-items: center; min-height: 44px; }
  .btn {
    max-width: 100%;
    padding-inline: var(--sp-4);
    white-space: normal;
    text-align: center;
  }
}

/* Dauerhafte Kennzeichnung der bereinigten, nicht produktiven Demo. */
.demo-notice {
  position: relative;
  z-index: 1000;
  padding: 0.55rem 1rem;
  background: #7a1f1f;
  color: #fff;
  font: 700 0.78rem/1.35 Arial, Helvetica, sans-serif;
  letter-spacing: 0.04em;
  text-align: center;
}

.demo-legal-note {
  max-width: 75rem;
  margin: 1.5rem auto;
  padding: 1rem 1.25rem;
  border: 2px solid #7a1f1f;
  background: #fff4f4;
  color: #4b1717;
}

[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.65;
  pointer-events: none;
}