/* website/css/layout.css */

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: transparent;
  transition:
    background var(--transition-base),
    border-color var(--transition-base);
}

.site-header.is-scrolled {
  border-bottom-color: var(--glass-border);
  background: var(--header-glass);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
}

.site-header__left,
.site-header__right {
  display: flex;
  align-items: center;
}

.site-header__left {
  min-width: 0;
}

.site-header__right {
  gap: var(--space-4);
}

/* ── Desktop Navigation ─────────────────────────────────────────────────── */

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding-inline: var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"] {
  color: var(--text-primary);
  background: var(--surface-mid);
}

/* ── Header Actions ─────────────────────────────────────────────────────── */

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-actions__desktop {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-actions__mobile {
  display: none;
  align-items: center;
  gap: var(--space-2);
}

/* ── Mobile Navigation ──────────────────────────────────────────────────── */

.mobile-navigation {
  position: fixed;
  inset: var(--header-height-mobile) 0 auto 0;
  z-index: 90;
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  visibility: hidden;
  border-bottom: 1px solid transparent;
  background: var(--surface);
  transition:
    grid-template-rows var(--transition-base),
    border-color var(--transition-base),
    visibility var(--transition-base);
}

.mobile-navigation.is-open {
  grid-template-rows: 1fr;
  visibility: visible;
  border-bottom-color: var(--border);
}

/* Ab Desktop wird die mobile Navigation komplett entfernt,
   damit ihre Links nicht im Tab-Order verbleiben. */
@media (min-width: 981px) {
  .mobile-navigation {
    display: none;
  }
}

.mobile-navigation__inner {
  min-height: 0;
  overflow: hidden;
}

.mobile-navigation__content {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-5) var(--space-6);
}

.mobile-navigation__link {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding-inline: var(--space-4);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.mobile-navigation__link:hover,
.mobile-navigation__link[aria-current="page"] {
  background: var(--surface-mid);
  color: var(--lokapp-blue);
}

.mobile-navigation__divider {
  height: 1px;
  margin-block: var(--space-2);
  background: var(--border-subtle);
}

/* ── Hero ───────────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: calc(100svh - var(--header-height));
  padding-block: clamp(3.5rem, 7vw, 7rem);
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(
      circle at 18% 44%,
      var(--lokapp-blue-glow) 0%,
      transparent 34%
    ),
    radial-gradient(
      circle at 75% 38%,
      var(--lokapp-blue-soft) 0%,
      transparent 30%
    );
  opacity: 0.9;
}

.hero__grid {
  display: grid;
  align-items: center;
  gap: clamp(3rem, 7vw, 6rem);
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
}

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__content {
  max-width: 620px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

/* ── General Section Layouts ────────────────────────────────────────────── */

.section-header {
  max-width: 760px;
}

.section-header--centered {
  margin-inline: auto;
  text-align: center;
}

.section-header--centered .section-title,
.section-header--centered .section-description {
  margin-inline: auto;
}

.section-grid {
  display: grid;
  gap: var(--space-6);
}

.section-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.section-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ── Footer ─────────────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--surface-low);
}

.site-footer__inner {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: minmax(0, 1fr) auto;
  padding-block: var(--space-12);
}

.site-footer__brand {
  display: grid;
  justify-items: start;
  gap: var(--space-4);
}

.site-footer__links {
  display: grid;
  align-content: start;
  gap: var(--space-3);
  grid-template-columns: repeat(2, minmax(120px, 1fr));
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

/* ── Legal Pages ────────────────────────────────────────────────────────── */

.legal-page {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.legal-page__layout {
  display: grid;
  align-items: start;
  gap: clamp(3rem, 8vw, 7rem);
  grid-template-columns: 72px minmax(0, 760px);
}

.legal-page__content {
  min-width: 0;
}

.legal-page__intro {
  margin-bottom: var(--space-12);
}

.legal-page__section + .legal-page__section {
  margin-top: var(--space-10);
  padding-top: var(--space-10);
  border-top: 1px solid var(--border-subtle);
}

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

@media (max-width: 980px) {
  .site-nav,
  .header-actions__desktop {
    display: none;
  }

  .header-actions__mobile {
    display: flex;
  }

  .hero__grid {
    gap: var(--space-12);
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .hero__visual {
    width: 100%;
    justify-content: flex-start;
  }

  .hero__content {
    max-width: 720px;
  }

  .section-grid--three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .legal-page__layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 680px) {
  .site-header {
    height: var(--header-height-mobile);
  }

  .hero {
    min-height: auto;
    padding-block: var(--space-12) var(--space-16);
  }

  .hero__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero__actions > * {
    width: 100%;
  }

  .section-grid--three,
  .section-grid--two {
    grid-template-columns: 1fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .site-footer__links {
    grid-template-columns: 1fr;
  }

  .legal-page {
    padding-block: var(--space-12);
  }
}