html,
body {
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1 !important;
}

* {
  box-sizing: border-box;
}

body.app-shell {
  margin: 0 !important;
  padding: 0 !important;
  font-family: var(--md-sys-typescale-base-font-family);
  font-size: 0;
  background: var(--app-background);
  color: var(--md-sys-color-on-background);
  min-height: 100vh;
  display: grid;
  grid-template-areas:
    "main"
    "footer";
  grid-template-columns: 1fr;
  grid-template-rows: 1fr auto;
  gap: 0;
  /* App Bar ist fixed – oben außerhalb des Grid */
}

/* Expanded layout (Desktop ≥840px mit permanentem Standard Drawer) */
@media (min-width: 840px) {
  body.app-shell {
    /* Grid-Layout: Drawer links, Content (main+footer) rechts */
    grid-template-areas:
      "drawer main"
      "drawer footer";
    grid-template-columns: 280px 1fr; /* Fixed drawer width */
    grid-template-rows: 1fr auto; /* Main nimmt verfügbaren Platz, Footer auto */
    min-height: 100vh;
    /* Body scrollt normal - kein overflow:hidden */
  }
  
  /* Navigation Drawer: Fixed am linken Rand, scrollt eigenständig */
  #navigation-drawer {
    grid-area: drawer;
    position: fixed;
    left: 0;
    top: 0;
    width: 280px;
    height: 100vh;
    overflow-y: auto;
    overflow-x: clip;
    z-index: 5;
  }
  
  /* Main Content: Normale Höhe, kein internes Scrollen */
  #main-content,
  main.site-main,
  .site-main {
    grid-area: main;
    height: auto;
    min-height: calc(100vh - 200px); /* Mindesthöhe für kurze Seiten */
    overflow: visible;
  }
  
  /* Footer wird normal am Ende angezeigt */
  #site-footer {
    grid-area: footer;
  }
}

body.app-shell.login-open,
body.overflow-hidden {
  /* Prevent scrolling while modal is open */
  overflow: hidden;
}

/* Turbo Loading Indicator - Subtil am oberen Rand */
body.turbo-loading::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--md-sys-color-primary) 50%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: turbo-progress 1s ease-in-out infinite;
  z-index: 9999;
}

@keyframes turbo-progress {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* On mobile (<840px), we need position: fixed to prevent scroll */
@media (max-width: 839px) {
  body.app-shell.login-open,
  body.overflow-hidden {
    position: fixed;
    top: var(--scroll-lock-offset, 0);
    left: 0;
    right: 0;
  }
}

/* MD3 Navigation - Top App Bar */
#top-app-bar,
.md3-top-app-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10; /* Low level: erlaubt Content darunter */
  width: 100%;
  /* Grid area entfernt – nicht mehr Teil des Grid */
  /* grid-area: appbar; */
}

/* Kompensation für fixed Top App Bar */
.md3-content-wrapper {
  margin-top: 100px; /* Height of small app bar - applies to all content */
}

/* MD3 Navigation - Standard Drawer (Expanded only) */
#navigation-drawer,
.md3-navigation-drawer--standard {
  grid-area: drawer;
}

/* Main Content - Turbo Drive oder normale Main */
#main-content,
main.site-main,
.site-main {
  grid-area: main;
  width: 100%;
  margin: 0 auto;
  padding: 0; /* No padding on main, containers define their own */
  font-size: 1rem;
  display: block;
  background: transparent; /* Prevent color flash on first paint */
}

/* Remove focus outline on main container */
main.site-main:focus,
.site-main:focus {
  outline: none;
}

/* Remove focus outline on programmatically focused headings (from Turbo navigation) */
h1:focus[tabindex="-1"],
h2:focus[tabindex="-1"],
h3:focus[tabindex="-1"],
h4:focus[tabindex="-1"],
h5:focus[tabindex="-1"],
h6:focus[tabindex="-1"] {
  outline: none;
}

/* Footer */
#site-footer {
  grid-area: footer;
}

/* Unified Page Layout */
.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 5vw, 2.5rem);
  /* margin-top wird via Media Query gesetzt für App Bar Offset */
}

.page-header {
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.page-eyebrow {
  margin: 1rem 0 0.5rem 0;
  font-size: var(--md-sys-typescale-label-small-font-size);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--md-sys-color-on-surface-variant);
}

.page-title {
  margin: 0 0 1rem 0;
  font-family: var(--md-sys-typescale-base-font-family);
  font-size: clamp(1.75rem, 4.5vw, 2.5rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--md-sys-color-primary);
}

.page-intro {
  font-size: var(--md-sys-typescale-body-large-font-size);
  line-height: 1.65;
  color: var(--md-sys-color-on-surface);
}

.page-intro p {
  margin: 0 0 0.75rem 0;
}

.page-intro p:last-child {
  margin-bottom: 0;
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.page-section {
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.page-section h2 {
  margin: 0 0 1rem 0;
  font-size: var(--md-sys-typescale-title-large-font-size);
  font-weight: 600;
  color: var(--md-sys-color-primary);
}

.page-section h3 {
  margin: 1.5rem 0 0.75rem 0;
  font-size: var(--md-sys-typescale-title-medium-font-size);
  font-weight: 600;
  color: var(--md-sys-color-on-surface);
}

.page-section p {
  margin: 0 0 0.75rem 0;
  line-height: 1.65;
  font-size: var(--md-sys-typescale-body-medium-font-size);
  color: var(--md-sys-color-on-surface);
}

.page-section p:last-child {
  margin-bottom: 0;
}

.page-section strong {
  font-weight: 600;
  color: var(--md-sys-color-primary);
}

.page-section ul,
.page-section ol {
  margin: 0 0 0.75rem 0;
  padding-left: 1.5rem;
  line-height: 1.65;
  font-size: var(--md-sys-typescale-body-medium-font-size);
  color: var(--md-sys-color-on-surface);
}

.page-section li {
  margin-bottom: 0.35rem;
}

.page-section a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.page-section a:hover {
  border-bottom-color: var(--md-sys-color-primary);
}

/* Exclude MD3 buttons from page-section link styling */
.page-section a.md3-button {
  border-bottom: none;
}

.page-divider {
  margin: clamp(1.5rem, 3vw, 2rem) 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--md-sys-color-outline-variant);
}

.page-note {
  font-size: var(--md-sys-typescale-body-medium-font-size);
  color: var(--md-sys-color-on-surface-variant);
  padding: 1rem;
  background: var(--md-sys-color-surface-container-low);
  border-left: 3px solid var(--md-sys-color-primary);
  border-radius: 0.25rem;
}

.site-footer {
  grid-area: footer;
  padding: var(--space-4) clamp(1rem, 6vw, 4rem);
  background: transparent;
  color: var(--md-sys-color-on-surface);
  border-top: 1px solid var(--md-sys-color-outline-variant);
  box-shadow: var(--elev-2);
  font-size: var(--md-sys-typescale-body-large-font-size);
}

.hero {
  display: grid;
  place-items: center;
  padding: var(--space-10) 0 var(--space-8);
}

.hero-card {
  background: var(--md-sys-color-surface);
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: var(--radius-md);
  box-shadow: var(--elev-2);
  text-align: center;
  display: grid;
  gap: var(--space-4);
}

.hero-title {
  font-family: var(--md-sys-typescale-base-font-family);
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0;
}

.hero-subtitle {
  margin: 0;
  color: var(--md-sys-color-on-surface-variant);
  font-size: var(--md-sys-typescale-body-large-font-size);
}

.hero-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2);
}

.hero-search input[type="search"] {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--md-sys-color-outline);
  font-size: var(--md-sys-typescale-body-large-font-size);
  background: var(--md-sys-color-surface);
  color: var(--md-sys-color-on-surface);
}

.feature-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: var(--space-8);
}

.feature-card {
  background: var(--md-sys-color-surface);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--md-sys-color-outline-variant);
  box-shadow: var(--elev-2);
  display: grid;
  gap: var(--space-2);
  color: var(--md-sys-color-on-surface);
}

@media (max-width: 1120px) {
  .hero-search {
    grid-template-columns: 1fr;
  }
}

/* Utility Classes */
.hidden {
  display: none !important;
}

.text-primary {
  color: var(--md-sys-color-primary) !important;
}

.text-on-surface-variant {
  color: var(--md-sys-color-on-surface-variant) !important;
}

.mt-2 { margin-top: 0.5rem !important; }
.mt-4 { margin-top: 1rem !important; }
.mt-6 { margin-top: 1.5rem !important; }
.mt-8 { margin-top: 2rem !important; }

.m-0 { margin: 0 !important; }
.overflow-visible { overflow: visible !important; }
.flex { display: flex !important; }
.w-full { width: 100% !important; }

.p-4 { padding: 1rem !important; }