/* ============================================================
   FAILMEZGER WERKSTATT — Components
   Nav, Footer, Mark, Lightbox
   ============================================================ */

/* ----- Top bar / Nav ----- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--c-kalk);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.topbar.is-scrolled {
  border-bottom-color: var(--c-line);
  background: rgba(244, 241, 236, 0.96);
  backdrop-filter: blur(8px);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: 1.1rem var(--gutter);
  max-width: var(--max-content);
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 0.05rem;
  line-height: 1;
  font-family: var(--ff-serif);
  text-decoration: none;
  color: var(--c-basalt);
}
.brand__name {
  font-size: 1.4rem;
  letter-spacing: -0.012em;
  font-variation-settings: "opsz" 14, "SOFT" 40;
  font-weight: 400;
}
.brand__name em {
  color: var(--c-sand-deep);
  font-variation-settings: "opsz" 14, "SOFT" 90, "WONK" 1;
}
.brand__sub {
  font-family: var(--ff-sans);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--c-granit-li);
  margin-top: 0.2rem;
  font-weight: 500;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}
.nav__list {
  display: none;
  list-style: none;
  gap: var(--sp-4);
  align-items: center;
}
@media (min-width: 860px) {
  .nav__list { display: flex; }
}
.nav__link {
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  color: var(--c-basalt);
  text-decoration: none;
  padding: 0.35rem 0;
  position: relative;
  transition: color 0.2s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--c-sand);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s var(--ease);
}
.nav__link:hover::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); }
.nav__link[aria-current="page"] { color: var(--c-sand-deep); }

.nav__phone {
  display: none;
  font-family: var(--ff-serif);
  font-size: 1rem;
  color: var(--c-basalt);
  border-left: 1px solid var(--c-line);
  padding-left: var(--sp-3);
  text-decoration: none;
  font-variation-settings: "opsz" 14;
}
@media (min-width: 1024px) { .nav__phone { display: inline-flex; align-items: center; gap: 0.5rem; } }
.nav__phone::before {
  content: "↗";
  font-size: 0.8em;
  color: var(--c-sand-deep);
}

/* Mobile toggle */
.nav__toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-meta);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--c-basalt);
  padding: 0.4rem 0.6rem;
}
@media (min-width: 860px) { .nav__toggle { display: none; } }
.nav__toggle__icon {
  width: 22px; height: 12px;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
}
.nav__toggle__icon::before, .nav__toggle__icon::after {
  content: ""; height: 1px; background: var(--c-basalt);
  transition: transform 0.3s var(--ease);
}
.nav__toggle[aria-expanded="true"] .nav__toggle__icon::before {
  transform: translateY(5px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle__icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu panel */
.nav-panel {
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--c-kalk);
  padding: var(--sp-4) var(--gutter) var(--sp-6);
  transform: translateY(-100%);
  transition: transform 0.5s var(--ease), visibility 0s linear 0.5s;
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  border-bottom: 1px solid var(--c-line);
  visibility: hidden;
  pointer-events: none;
  overflow-y: auto;
}
.nav-panel.is-open {
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
  transition: transform 0.5s var(--ease), visibility 0s linear 0s;
}
@media (min-width: 860px) { .nav-panel { display: none; } }
.nav-panel a {
  font-family: var(--ff-serif);
  font-size: 1.75rem;
  letter-spacing: -0.012em;
  color: var(--c-basalt);
  text-decoration: none;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--c-line);
  font-variation-settings: "opsz" 14;
}
.nav-panel a:hover { color: var(--c-sand-deep); }
.nav-panel__meta {
  margin-top: var(--sp-3);
  font-size: var(--fs-small);
  color: var(--c-granit);
}
.nav-panel__meta a {
  border: 0; padding: 0;
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  display: inline;
}

/* ----- Footer ----- */
.footer {
  background: var(--c-basalt);
  color: var(--c-kalk);
  padding: var(--sp-8) 0 var(--sp-3);
  position: relative;
  overflow: hidden;
}
.footer::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--c-sand);
  opacity: 0.4;
}
.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid rgba(244,241,236,0.12);
}
@media (min-width: 760px) {
  .footer__top { grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-4); align-items: start; }
}
.footer__brand {
  font-family: var(--ff-serif);
  font-size: clamp(2rem, 1.4rem + 2vw, 3.25rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-kalk);
  max-width: 14ch;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.footer__brand em {
  color: var(--c-sand);
  font-variation-settings: "opsz" 144, "SOFT" 90, "WONK" 1;
}
.footer__col h4 {
  font-family: var(--ff-sans);
  font-size: var(--fs-meta);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--c-sand);
  margin-bottom: var(--sp-2);
  font-weight: 500;
}
.footer__col ul { list-style: none; }
.footer__col li { margin-bottom: 0.6rem; }
.footer__col a {
  font-family: var(--ff-serif);
  font-size: 1.05rem;
  color: var(--c-kalk);
  text-decoration: none;
  font-variation-settings: "opsz" 14;
}
.footer__col a:hover { color: var(--c-sand); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-2);
  padding-top: var(--sp-3);
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(244,241,236,0.6);
}
.footer__bottom a { color: rgba(244,241,236,0.7); }
.footer__bottom a:hover { color: var(--c-sand); }

/* ----- Material strip (decorative) ----- */
.material-strip {
  height: 280px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: grayscale(0.15) contrast(1.05);
  position: relative;
}
.material-strip::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(244,241,236,0.15) 100%);
}
@media (min-width: 760px) { .material-strip { height: 380px; } }

/* ----- Lightbox ----- */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(28,27,25,0.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: var(--sp-4);
}
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 100%; max-height: 90vh; object-fit: contain; }
.lightbox__close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  color: var(--c-kalk);
  font-size: var(--fs-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid rgba(244,241,236,0.3);
  padding: 0.6rem 0.9rem;
}
.lightbox__close:hover { border-color: var(--c-sand); color: var(--c-sand); }

/* ----- Notice / Hinweis ----- */
.notice {
  background: var(--c-kalk-deep);
  padding: var(--sp-3) var(--sp-4);
  border-left: 2px solid var(--c-sand-deep);
  font-size: var(--fs-small);
  color: var(--c-granit);
  max-width: 40rem;
}
.notice strong {
  font-family: var(--ff-serif);
  font-weight: 400;
  color: var(--c-basalt);
  font-variation-settings: "opsz" 14;
}