/* ==========================================================================
   Header, Navigation, Mobile-Drawer, Footer
   ========================================================================== */

.esk-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: oklch(96.5% 0.004 90 / 0.92);
  backdrop-filter: none; /* siehe backdrop-filter-traps-fixed-drawer: auf Mobile keine Trap riskieren */
  border-bottom: 1px solid var(--line);
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: height var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out);
}
.esk-header.is-condensed {
  height: var(--header-h-condensed);
  box-shadow: var(--shadow-sm);
  background: oklch(98% 0.003 90 / 0.98);
}

.esk-header__inner {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.esk-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 0 0 auto;
}
.esk-brand img { max-height: 56px; width: auto; transition: max-height var(--dur-base) var(--ease-out); }
.esk-header.is-condensed .esk-brand img { max-height: 42px; }
.esk-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  border-radius: var(--radius);
  flex: 0 0 auto;
}
.esk-brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  text-transform: uppercase;
  color: var(--primary);
  line-height: 1.1;
  display: flex;
  flex-direction: column;
}
.esk-brand__sub {
  font-family: var(--font-body);
  font-weight: 500;
  text-transform: none;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.esk-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1.4rem, 2.2vw, 2.4rem);
  margin: 0;
}
.esk-nav__list li { position: relative; }
.esk-nav__list a {
  display: inline-block;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--primary);
  padding: 0.4em 0.1em;
  position: relative;
}
.esk-nav__list a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--accent);
  transition: right var(--dur-base) var(--ease-out);
}
.esk-nav__list a:hover::after,
.esk-nav__list .current-menu-item > a::after { right: 0; }

/* Dropdown: Leistungen-Untermenü */
.esk-nav__list .sub-menu {
  position: absolute;
  top: 100%;
  left: -1rem;
  min-width: 280px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 0.6rem;
  display: grid;
  gap: 0.15rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), visibility var(--dur-base);
  z-index: 20;
}
.esk-nav__list li:hover > .sub-menu,
.esk-nav__list li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.esk-nav__list .sub-menu a {
  display: block;
  padding: 0.6em 0.7em;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius);
}
.esk-nav__list .sub-menu a::after { display: none; }
.esk-nav__list .sub-menu a:hover { background: var(--bg); color: var(--accent); }
.esk-nav__list .menu-item-has-children > a {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
}
.esk-nav__list .menu-item-has-children > a::before {
  content: '';
  width: 6px; height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  order: 2;
}

.esk-header__actions {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex: 0 0 auto;
}
.esk-header__phone {
  display: none;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--primary);
}
.esk-header__phone .icon { color: var(--accent); width: 1.1em; height: 1.1em; }

.esk-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  flex: 0 0 auto;
}
.esk-burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.esk-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.esk-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.esk-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Drawer — Sibling von header, nicht darin verschachtelt (Klick-Trap vermeiden) */
.esk-drawer {
  position: fixed;
  inset: 0;
  z-index: 1000;
  visibility: hidden;
  pointer-events: none;
}
.esk-drawer[data-open="true"] { visibility: visible; pointer-events: auto; }

.esk-drawer__overlay {
  position: absolute;
  inset: 0;
  background: oklch(15% 0.01 250 / 0.55);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
}
.esk-drawer[data-open="true"] .esk-drawer__overlay { opacity: 1; }

.esk-drawer__panel {
  position: absolute;
  top: 0; right: 0;
  height: 100%;
  width: min(86vw, 380px);
  background: var(--primary);
  color: #fff;
  padding: 1.5rem 1.5rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  transform: translateX(100%);
  transition: transform var(--dur-base) var(--ease-out);
  overflow-y: auto;
}
.esk-drawer[data-open="true"] .esk-drawer__panel { transform: translateX(0); }
@media (prefers-reduced-motion: reduce) {
  .esk-drawer__panel, .esk-drawer__overlay { transition: none; }
}

.esk-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.esk-drawer__head .esk-brand__name { color: #fff; }
.esk-drawer__close {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  width: 44px; height: 44px;
}
.esk-drawer__list { display: flex; flex-direction: column; gap: 0.4rem; }
.esk-drawer__list a {
  display: block;
  padding: 0.85em 0.2em;
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-transform: uppercase;
  border-bottom: 1px solid oklch(100% 0 0 / 0.12);
}
.esk-drawer__list .sub-menu {
  display: flex;
  flex-direction: column;
  padding: 0 0 0.4rem 1rem;
}
.esk-drawer__list .sub-menu a {
  font-family: var(--font-body);
  font-size: 1rem;
  text-transform: none;
  font-weight: 500;
  padding: 0.65em 0.2em;
  border-bottom: 1px solid oklch(100% 0 0 / 0.08);
  color: oklch(88% 0.01 90);
}
.esk-drawer__cta { justify-content: center; }
.esk-drawer__phone {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  margin-top: auto;
}
.esk-drawer__phone .icon { color: var(--accent); }

@media (min-width: 901px) {
  .esk-nav { display: block; }
}

@media (max-width: 900px) {
  .esk-nav { display: none; }
  .esk-header__phone { display: none !important; }
  .esk-header__cta { display: none; }
  .esk-burger { display: flex; }
}
@media (min-width: 601px) and (max-width: 1250px) {
  .esk-header__phone { display: none; }
}
@media (min-width: 1251px) {
  .esk-header__phone { display: flex; }
}

/* ---- Footer ---- */
.esk-footer {
  background: var(--primary-2);
  color: oklch(92% 0.006 90);
  padding: clamp(3rem, 6vw, 5rem) clamp(1.25rem, 5vw, 4rem) 1.5rem;
}
.esk-footer__grid {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-bottom: 2.5rem;
  border-bottom: 1px solid oklch(100% 0 0 / 0.12);
}
.esk-footer__brand .esk-brand__mark { margin-bottom: 1rem; }
.esk-footer__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 0.6rem;
}
.esk-footer__tag { color: oklch(78% 0.01 90); font-size: 0.92rem; max-width: 28rem; }
.esk-footer__heading {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: oklch(78% 0.13 45);
  margin: 0 0 1.1rem;
  font-weight: 600;
}
.esk-footer__list { display: flex; flex-direction: column; gap: 0.75rem; font-size: 0.92rem; }
.esk-footer__list li { display: flex; align-items: flex-start; gap: 0.6rem; }
.esk-footer__list .icon { color: var(--accent); margin-top: 2px; }
.esk-footer__list a:hover { color: var(--accent); }
.esk-footer__list--links li { display: block; }
.esk-footer__bottom {
  max-width: 1440px;
  margin: 1.5rem auto 0;
  font-size: 0.82rem;
  color: oklch(65% 0.01 90);
}

@media (max-width: 900px) {
  .esk-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .esk-footer__grid { grid-template-columns: 1fr; }
}