/* ═══════════════════════════════════════════════════════════
   LAYOUT – DM-Bauprojekte GmbH
═══════════════════════════════════════════════════════════ */

/* ── Container ───────────────────────────────────────────── */
.wrap       { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }
.wrap--wide { max-width: 1300px; margin: 0 auto; padding: 0 2rem; }
section     { padding: 3.5rem 0; }

/* ── HEADER ──────────────────────────────────────────────── */
#site-header {
  position: relative;
  width: 100%;
  z-index: 100;
}

.header-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/bg-header.jpg');
  background-size: cover;
  background-position: center center;
  filter: brightness(110%) saturate(150%);
  opacity: .3;
  z-index: 0;
}

.header-inner {
  position: relative;
  z-index: 1;
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

/* Split-Navigation: Links | Logo | Rechts */
.site-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
}

.nav-left,
.nav-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-right { justify-content: flex-end; }

.nav-left  a,
.nav-right a {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--text);
  transition: color var(--transition), opacity var(--transition);
  position: relative;
  padding-bottom: 2px;
}
.nav-left  a::after,
.nav-right a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--anthracite);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav-left  a:hover,
.nav-right a:hover      { color: var(--anthracite); }
.nav-left  a.is-active,
.nav-right a.is-active  { color: var(--anthracite); }
.nav-left  a:hover::after,
.nav-right a:hover::after,
.nav-left  a.is-active::after,
.nav-right a.is-active::after { transform: scaleX(1); }

/* Logo Mitte */
.nav-brand {
  text-align: center;
  padding: .3rem 1.5rem;
  position: relative;
  z-index: 300;
}
.nav-brand a {
  display: inline-block;
  transition: opacity var(--transition);
}
.nav-brand a:hover { opacity: .82; }
.nav-brand img {
  max-height: 90px;
  width: 380px;
  max-width: 380px;
  margin: 0 auto;
  filter: brightness(0.6);
  display: block;
}

/* ── Dropdown-Navigation ─────────────────────────────────── */
.nav-dropdown {
  position: relative;
}

.nav-dropdown__trigger {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  cursor: default;
}

.nav-dropdown__arrow {
  transition: transform .2s ease;
  opacity: .6;
  flex-shrink: 0;
}

.nav-dropdown:hover .nav-dropdown__arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 190px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: .4rem 0;
  /* Invisible bridge above the menu keeps hover alive across the visual gap */
  padding-top: .65rem;
  margin-top: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease;
  z-index: 200;
}
/* Invisible hover bridge: extends hover area upward to fill the gap */
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -.65rem;
  left: 0;
  right: 0;
  height: .65rem;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: .55rem 1.1rem;
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 400;
  letter-spacing: .04em;
  color: var(--text-mid);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.dropdown-item:hover {
  background: var(--off-white);
  color: var(--anthracite);
}

/* ── Hamburger */
.hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  padding: .5rem;
  cursor: pointer;
  color: var(--text);
  transition: color var(--transition);
  background: none;
  border: none;
}
.hamburger:hover { color: var(--anthracite); }

.hamburger-icon          { display: block; transition: opacity .2s ease; }
.hamburger-icon--close   { display: none; }

.hamburger[aria-expanded="true"] .hamburger-icon--open  { display: none; }
.hamburger[aria-expanded="true"] .hamburger-icon--close { display: block; }

/* Mobile Nav Overlay */
.mob-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(40,40,40,.97);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.75rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.mob-nav.is-open { opacity: 1; pointer-events: all; }
.mob-nav a {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: rgba(255,255,255,.75);
  letter-spacing: .06em;
  transition: color var(--transition);
}
.mob-nav a:hover { color: #fff; }
.mob-close {
  position: absolute;
  top: 1.5rem; right: 1.75rem;
  font-size: 1.4rem;
  color: rgba(255,255,255,.35);
  padding: .5rem;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition);
}
.mob-close:hover { color: rgba(255,255,255,.75); }

/* Main */
main { min-height: 60vh; }

/* ── PAGE HEADER (Kontakt, Unterseiten) ───────────────────── */
.page-header {
  position: relative;
  background: var(--anthracite);
  padding: 3.5rem 0 3rem;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/bg-header.jpg');
  background-size: cover;
  background-position: center;
  opacity: .18;
  filter: saturate(0);
}
.page-header > * { position: relative; z-index: 1; }
.page-header .wrap { position: relative; z-index: 1; }
.page-header h1 {
  color: #fff;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin-bottom: .4rem;
}
.page-header p {
  color: rgba(255,255,255,.65);
  font-size: .92rem;
  margin-bottom: 0;
}
.page-breadcrumb {
  font-size: .74rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: .75rem;
  color: rgba(255,255,255,.38);
}
.page-breadcrumb a {
  color: rgba(255,255,255,.38);
  transition: color var(--transition);
}
.page-breadcrumb a:hover { color: rgba(255,255,255,.7); }

/* ── FOOTER ──────────────────────────────────────────────── */
#site-footer {
  background: var(--footer-bg);
  padding: 3.25rem 0 0;
  margin-top: 4rem;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--footer-head);
  margin-bottom: 1.1rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-col p,
.footer-col address {
  font-size: .82rem;
  color: var(--footer-text);
  line-height: 1.75;
  font-style: normal;
  margin-bottom: .35rem;
}
.footer-col a {
  color: var(--footer-text);
  transition: color var(--transition);
}
.footer-col a:hover { color: rgba(255,255,255,.95); }

.footer-col strong {
  display: block;
  color: rgba(255,255,255,.88);
  font-weight: 600;
  font-size: .82rem;
  margin-top: .9rem;
  margin-bottom: .25rem;
}
.footer-col strong:first-child { margin-top: 0; }

.footer-contact-row {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-size: .82rem;
  color: var(--footer-text);
  margin-bottom: .28rem;
}
.footer-contact-row a {
  color: var(--footer-text);
  transition: color var(--transition);
}
.footer-contact-row a:hover { color: rgba(255,255,255,.95); }
.footer-contact-row svg { opacity: .45; flex-shrink: 0; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0 1.5rem;
  border-top: 1px solid rgba(255,255,255,.08);
  gap: 1rem;
}
.footer-bottom-logo {
  height: 34px;
  width: auto;
  opacity: .4;
  transition: opacity var(--transition);
  flex-shrink: 0;
}
.footer-bottom-logo:hover { opacity: .65; }
.footer-copyright {
  font-size: .72rem;
  color: rgba(255,255,255,.28);
  letter-spacing: .03em;
  margin: 0;
}
@media (max-width: 480px) {
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: .6rem; }
}

/* ── Responsive Footer ───────────────────────────────────── */
@media (max-width: 768px) {
  .footer-cols { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-col:last-child { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer-cols { grid-template-columns: 1fr; gap: 1.75rem; }
  .footer-col:last-child { grid-column: auto; }
}

/* ── Responsive Header ───────────────────────────────────── */

/* Logo kleiner auf mittleren Bildschirmen (901–1200 px) */
@media (max-width: 1200px) {
  .nav-brand img { width: 300px; max-width: 300px; }
  .nav-left, .nav-right { gap: 1.5rem; }
}

/* Hamburger ab 900 px – Logo zentriert, Hamburger darunter */
@media (max-width: 900px) {
  .site-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .75rem;
  }
  .nav-left, .nav-right { display: none; }
  .header-inner { padding-top: 1.25rem; padding-bottom: 1.25rem; }
  .nav-brand {
    width: 100%;
    text-align: center;
    padding: .25rem 0;
  }
  .nav-brand img {
    max-height: 80px;
    width: min(340px, 80vw);
    max-width: none;
    margin: 0 auto;
    filter: brightness(0.6);
  }
  .hamburger { display: flex; align-self: center; }
}