/**
 * layout.css
 * Layout-Komponenten: Container, Header, Footer, Main, Grid
 * Projekt: Transparentes Villach
 */

/* ==========================================================================
   Container
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--max-width-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.container-wide {
  max-width: var(--max-width-wide);
}

.container-narrow {
  max-width: var(--max-width-content);
}

@media (min-width: 768px) {
  .container {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  background-color: var(--color-bg);
  border-bottom: var(--border-width) solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  min-height: 70px;
}

.site-logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.site-logo:hover {
  color: var(--color-primary-dark);
}

.site-logo:focus {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
}

.logo-accent {
  color: var(--color-primary);
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--spacing-md);
}

.nav-item {
  margin: 0;
}

.nav-link {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary-dark);
}

.nav-link:focus {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--spacing-md);
  right: var(--spacing-md);
  height: 3px;
  background-color: var(--color-primary);
  border-radius: var(--border-radius-sm);
}

/* Coming Soon Badge */
.badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 2px 6px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-bg-alt);
  color: var(--color-text-muted);
  margin-left: var(--spacing-xs);
  vertical-align: middle;
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  color: var(--color-text);
  font-size: var(--font-size-xl);
  border-radius: var(--border-radius-sm);
}

.nav-toggle:hover {
  background-color: var(--color-bg-light);
}

.nav-toggle:focus {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.nav-toggle[aria-expanded="true"] .hamburger-icon::before {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .hamburger-icon {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger-icon::after {
  transform: rotate(-45deg) translate(5px, -5px);
}

.hamburger-icon {
  display: block;
  width: 24px;
  height: 2px;
  background-color: currentColor;
  position: relative;
  transition: background-color var(--transition-fast);
}

.hamburger-icon::before,
.hamburger-icon::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  transition: transform var(--transition-base);
}

.hamburger-icon::before {
  top: -8px;
}

.hamburger-icon::after {
  bottom: -8px;
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: var(--border-width) solid var(--color-border-light);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }
  
  .main-nav.active {
    max-height: 500px;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 0;
    padding: var(--spacing-md);
  }
  
  .nav-link {
    padding: var(--spacing-md);
    border-radius: 0;
    border-bottom: var(--border-width) solid var(--color-border-light);
  }
  
  .nav-link.active::after {
    display: none;
  }
  
  .nav-link.active {
    background-color: var(--color-bg-light);
  }
}

/* ==========================================================================
   Main Content
   ========================================================================== */

.main-content {
  flex: 1;
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-3xl);
}

@media (max-width: 768px) {
  .main-content {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-2xl);
  }
}

/* Site Layout (Sticky Footer) */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section {
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

.section-hero {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
  background: linear-gradient(135deg, #FFF9E6 0%, #FFFFFF 100%);
  border-top: 3px solid var(--color-primary);
  border-bottom: 3px solid var(--color-primary);
  position: relative;
  overflow: hidden;
  min-height: 320px; /* Feste Mindesthöhe für konsistente Darstellung */
  display: flex;
  align-items: center;
}

/* Hero mit Hintergrundbild (Villach Drau) */
.section-hero.hero-with-image {
  background: linear-gradient(
    135deg, 
    rgba(255, 249, 230, 0.95) 0%, 
    rgba(255, 255, 255, 0.92) 50%,
    rgba(255, 249, 230, 0.95) 100%
  );
}


.section-hero.hero-with-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../img/villach-hero.jpg?v=2');
  background-size: 110%; /* Leicht herausgezoomt für mehr Kontext */
  background-position: center 48%; /* Balance zwischen Gebäuden und Fluss */
  background-repeat: no-repeat;
  opacity: 0.15;
  z-index: 0;
  filter: blur(0.5px); /* Sehr leichte Unschärfe für subtilen Effekt */
}

.section-hero .container {
  position: relative;
  z-index: 1;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-intro {
  text-align: center;
  color: var(--color-text-light);
  font-size: var(--font-size-md);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-xl);
}

@media (max-width: 768px) {
  .section {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
  }
  
  .section-hero {
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
  }
  
  /* Auf Mobile: Bild noch subtiler und besser positioniert */
  .section-hero.hero-with-image::before {
    background-size: 120%; /* Auf Mobile etwas weiter raus */
    background-position: center 50%; /* Ausgewogene Ansicht auf Mobile */
    opacity: 0.10; /* Noch dezenter auf kleinen Bildschirmen */
  }
  
  .section-hero {
    min-height: 280px; /* Etwas kleinere Mindesthöhe auf Mobile */
  }
}

/* Hero Content */
.hero-content {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-light);
  font-weight: var(--font-weight-normal);
  margin-bottom: var(--spacing-xl);
}

.hero-description {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
  line-height: var(--line-height-relaxed);
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-description {
    font-size: var(--font-size-base);
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: var(--color-footer-text);
  opacity: 0.9;
}

.footer-section a:hover {
  opacity: 1;
  color: var(--color-primary-dark);
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li {
  margin-bottom: var(--spacing-sm);
}

.footer-nav a {
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.footer-bottom {
  border-top: var(--border-width) solid rgba(42, 42, 42, 0.2);
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-xl);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  opacity: 0.9;
  width: 100%;
}

.footer-bottom p {
  margin: 0 auto;
  text-align: center;
  max-width: 100%;
}

.footer-bottom a {
  color: var(--color-link);
  text-decoration: none;
}

.footer-bottom a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

/* ==========================================================================
   Grid System (Optional, für spätere Verwendung)
   ========================================================================== */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

@media (max-width: 768px) {
  .grid {
    gap: var(--spacing-md);
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}