@import url('https://fonts.googleapis.com/css2?family=Archivo+Narrow:wght@400;600;700&family=Caveat:wght@400;500&family=Inter:wght@400;500;600&family=Poppins:wght@400;700;800&display=swap');

:root {
  --color-accent: #ffbfab;
  --color-card-bg: #d9d9d9;
  --color-text-dark: #000000;
  --color-text-light: #ffffff;
  --color-bg-dark: #1a1a1a;
  
  --font-headline: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-handwriting: 'Caveat', cursive;
  
  --fs-h1: 2.5rem;
  --fs-h2: 1.75rem;
  --fs-h3: 1.5rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  --max-width: 1200px;
  --header-height: 80px;
  
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  
  --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.15);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-text-dark);
  background: var(--color-bg-dark);
  min-height: 100vh;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('bg-concrete.png');
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  z-index: -1;
  pointer-events: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-light);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-text-light);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 191, 171, 0.3);
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--header-height);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.logo {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.logo-line {
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  margin: 2px 0;
}

.logo-subtitle {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  color: var(--color-text-light);
  opacity: 0.8;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  position: relative;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--color-accent);
  padding: var(--space-sm) var(--space-md);
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-text-light);
}

.nav-page-link {
  color: var(--color-text-light);
}

.search-toggle {
  background: none;
  border: none;
  color: var(--color-accent);
  cursor: pointer;
  padding: var(--space-sm);
  transition: color var(--transition-fast);
}

.search-toggle:hover {
  color: var(--color-text-light);
}

.search-input {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  width: 280px;
  z-index: 10;
  background: var(--color-bg-dark);
  border: 1px solid var(--color-accent);
  color: var(--color-text-light);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
}

.search-input::placeholder {
  color: rgba(255, 191, 171, 0.6);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-accent);
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 101;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: var(--color-bg-dark);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    z-index: 200;
    display: flex;
    transform: translateY(-100%);
    transition: transform 250ms ease;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: calc(var(--header-height) + var(--space-lg)) var(--space-lg) var(--space-lg);
  }

  .main-nav.active {
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-xs);
    width: 100%;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    font-size: 1.15rem;
    padding: var(--space-lg);
    display: block;
    width: 100%;
    border-radius: 6px;
    transition: background var(--transition-fast);
  }

  .nav-link:hover,
  .nav-link[aria-current="page"] {
    background: rgba(255, 191, 171, 0.1);
  }

  .search-toggle {
    display: none;
  }

.search-input {
    position: static;
    width: 100%;
    margin-top: var(--space-md);
  }
}

main {
  min-height: calc(100vh - var(--header-height) - 120px);
  padding: var(--space-xl) 0;
}

.home-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  align-items: start;
}

.hero-section {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
}

.hero-wrapper {
  position: relative;
  display: inline-block;
}

.hero-line {
  position: absolute;
  left: -30px;
  top: 10%;
  bottom: 10%;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--color-text-light), transparent);
  opacity: 0.3;
  pointer-events: none;
}

.portrait-wrapper {
  position: relative;
}

.portrait-image {
  width: 100%;
  max-width: 350px;
  height: auto;
  display: block;
}

.portrait-annotations {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.annotation {
  position: absolute;
  font-family: var(--font-handwriting);
  color: var(--color-text-light);
  font-size: 1.25rem;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
}

.annotation-text {
  position: relative;
}

.annotation-arrow {}

.annotation-arrow,
.annotation-arrow img {
  width: 60px;
  height: auto;
  display: block;
  margin-top: 15px;
}

.annotation-arrow.mirrored {
  transform: scaleX(-1);
}

.annotation-arrow::after {
  content: '';
  position: absolute;
  right: -2px;
  top: -4px;
  width: 0;
  height: 0;
  border-left: 6px solid var(--color-text-light);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
}

.annotation-year {
  top: 5%;
  left: -75px;
}

.annotation-neugierig {
  top: 5%;
  right: -35px;
}

.annotation-berlin {
  top: 14%;
  left: -85px;
}

.annotation-fair {
  top: 14%;
  right: -65px;
}

.annotation-kritisch {
  top: 23%;
  left: -80px;
}

/* Responsive: Portrait & Annotations */
@media (max-width: 1024px) {
  .portrait-image {
    max-width: 250px;
  }

  .annotation {
    font-size: 1.1rem;
  }

  .annotation-arrow,
  .annotation-arrow img {
    width: 40px;
  }

  .annotation-arrow::after {
    border-left-width: 5px;
    border-top-width: 3px;
    border-bottom-width: 3px;
  }

  .annotation-year { left: -55px; }
  .annotation-neugierig { right: -35px; }
  .annotation-berlin { left: -65px; }
  .annotation-fair { right: -45px; }
  .annotation-kritisch { left: -55px; }
}

@media (max-width: 768px) {
  .portrait-image {
    max-width: 200px;
  }

  .annotation {
    font-size: 1rem;
  }

  .annotation-arrow,
  .annotation-arrow img {
    width: 30px;
  }

  .annotation-year { left: -40px; top: 3%; }
  .annotation-neugierig { right: -40px; top: 3%; }
  .annotation-berlin { left: -45px; top: 10%; }
  .annotation-fair { right: -35px; top: 10%; }
  .annotation-kritisch { left: -40px; top: 18%; }

  .hero-line {
    display: none;
  }
}

@media (max-width: 480px) {
  .portrait-image {
    max-width: 150px;
  }

  .annotation {
    font-size: 0.85rem;
  }

  .annotation-arrow,
  .annotation-arrow img {
    width: 22px;
  }

  .annotation {
    font-size: 0.85rem;
  }

  .annotation-arrow,
  .annotation-arrow img {
    width: 22px;
  }

  .annotation-year { left: -28px; top: 2%; }
  .annotation-neugierig { right: -28px; top: 2%; }
  .annotation-berlin { left: -32px; top: 8%; }
  .annotation-fair { right: -24px; top: 8%; }
  .annotation-kritisch { left: -28px; top: 15%; }
}

.feed-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.feed-card {
  position: relative;
  background: var(--color-card-bg);
  padding: var(--space-lg);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
  margin-bottom: 0;
}

.feed-card .card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.feed-card h3 {
  color: var(--color-text-dark);
  margin-bottom: var(--space-sm);
  font-family: 'Archivo Narrow', sans-serif;
}

.feed-card p {
  color: var(--color-text-dark);
  opacity: 0.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.feed-source {
  position: absolute;
  bottom: var(--space-md);
  right: var(--space-md);
  font-size: var(--fs-small);
  font-style: italic;
  color: var(--color-text-dark);
  opacity: 0.6;
  text-decoration: underline;
  padding-right: 0.15em;
}

.neu-badge {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 40px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px 0 0 8px;
}

.neu-badge span {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--color-bg-dark);
  transform: rotate(180deg);
}

.feed-card-content {
  display: flex;
  flex-direction: column;
}

.neu-badge + .feed-card-content {
  margin-left: var(--space-xl);
}

.themen-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  grid-auto-rows: 1fr;
}

.themen-card {
  height: 280px;
  background: var(--color-card-bg);
  border-radius: 8px;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  cursor: pointer;
}

.themen-card .card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-lg);
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  word-break: break-word;
}

.themen-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.themen-card.active {
  background: var(--color-text-light);
  box-shadow: 0 0 20px rgba(255, 191, 171, 0.4);
}

.themen-card h3 {
  color: var(--color-text-dark);
  font-size: var(--fs-h3);
  font-family: 'Archivo Narrow', sans-serif;
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.themen-card p {
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.themen-card .source {
  margin-top: auto;
  font-size: var(--fs-small);
  font-style: italic;
  color: var(--color-text-dark);
  opacity: 0.7;
  text-align: right;
  text-decoration: underline;
}

.article-tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-dark);
  opacity: 0.55;
  align-self: flex-end;
  display: block;
}


/* Empty state */
.empty-state {
  text-align: center;
  color: var(--color-text-light);
  opacity: 0.6;
  padding: var(--space-xl);
  grid-column: 1 / -1;
}

/* Search page */
.search-form {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.search-form input[type="text"] {
  flex: 1;
  background: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-text-light);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  border-radius: 4px;
}

.search-form input[type="text"]::placeholder {
  color: rgba(255, 191, 171, 0.6);
}

.search-form button {
  background: var(--color-accent);
  border: none;
  color: var(--color-bg-dark);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
}

.search-results-heading {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  margin-bottom: var(--space-md);
}

/* Kontakt page */

.kontakt-page {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  color: var(--color-text-light);
}

.kontakt-page h1 {
  margin-bottom: var(--space-md);
}

.kontakt-page > p {
  margin-bottom: var(--space-xl);
  line-height: 1.6;
  opacity: 0.9;
}

.kontakt-form {
  background: rgba(217, 217, 217, 0.9);
  padding: var(--space-xl);
  border-radius: 8px;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--color-text-dark);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  background: #f5f5f5;
  transition: border-color var(--transition-fast);
  box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  outline: none;
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.submit-btn {
  background: var(--color-accent);
  color: var(--color-bg-dark);
  border: none;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: var(--fs-body);
  border-radius: 4px;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.submit-btn:hover {
  background: #ffaa99;
  transform: translateY(-2px);
}

/* Impressum page */

.impressum-page {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
  color: var(--color-text-light);
}

.impressum-page h1 {
  margin-bottom: var(--space-lg);
}

.impressum-page h2 {
  font-size: var(--fs-h2);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.impressum-page p {
  margin-bottom: var(--space-md);
  line-height: 1.7;
  opacity: 0.9;
}

.impressum-page a {
  color: var(--color-accent);
}

.impressum-page a:hover {
  color: var(--color-text-light);
}

/* Datenschutz page */

.datenschutz-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  color: var(--color-text-light);
}

.datenschutz-page h1 {
  margin-bottom: var(--space-lg);
}

.datenschutz-page h2 {
  font-size: var(--fs-h2);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.datenschutz-page h3 {
  font-size: var(--fs-h3);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.datenschutz-page p {
  margin-bottom: var(--space-md);
  line-height: 1.7;
  opacity: 0.9;
}

.datenschutz-page a {
  color: var(--color-accent);
}

.datenschutz-page a:hover {
  color: var(--color-text-light);
}

/* Footer */

.site-footer {
  background: rgba(26, 26, 26, 0.95);
  border-top: 1px solid rgba(255, 191, 171, 0.3);
  padding: var(--space-xl) 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-link {
  color: var(--color-text-light);
  opacity: 0.8;
  font-size: var(--fs-small);
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.footer-link:hover {
  opacity: 1;
  color: var(--color-accent);
}

.social-menu {
  position: relative;
}

.social-menu-toggle {
  background: none;
  border: none;
  color: var(--color-text-light);
  cursor: pointer;
  font-size: var(--fs-small);
  padding: var(--space-sm);
}

.social-dropdown {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg-dark);
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  padding: var(--space-sm);
  display: none;
  min-width: 120px;
}

.social-menu:hover .social-dropdown {
  display: block;
}

.social-dropdown a {
  display: block;
  padding: var(--space-sm);
  color: var(--color-text-light);
  font-size: var(--fs-small);
  text-align: center;
}

.social-dropdown a:hover {
  color: var(--color-accent);
}


@media (max-width: 600px) {
  .footer-inner {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* =============================================
   Mobile Optimization: Layout Breakpoints
   ============================================= */

/* Touch optimizations */
* {
  -webkit-tap-highlight-color: transparent;
}

/* Background: scroll instead of fixed on mobile for performance */
@media (max-width: 768px) {
  body::before {
    background-attachment: scroll;
  }
}

/* Header height on mobile */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .logo-text {
    font-size: 1.2rem;
  }

  .logo-subtitle {
    font-size: 0.75rem;
  }
}

/* Home layout: single column on mobile */
@media (max-width: 768px) {
  .home-layout {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }
}

/* Themen grid: responsive columns */
@media (max-width: 1024px) {
  .themen-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .themen-card h3 {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .themen-grid {
    grid-template-columns: 1fr;
  }

  .themen-card {
    height: auto;
    min-height: 120px;
  }
}

/* Feed cards: full-width on small screens */
@media (max-width: 480px) {
  .feed-card {
    padding: var(--space-md);
  }

  .feed-card h3 {
    font-size: 1.1rem;
  }

  .neu-badge {
    width: 32px;
  }

  .neu-badge span {
    font-size: 0.75rem;
  }

  .neu-badge + .feed-card-content {
    margin-left: var(--space-lg);
  }

  .feed-source {
    position: static;
    margin-top: var(--space-sm);
    text-align: right;
  }
}

/* =============================================
   Mobile Optimization: Layout Breakpoints
   ============================================= */

/* Touch optimizations */
* {
  -webkit-tap-highlight-color: transparent;
}

/* Background: scroll instead of fixed on mobile for performance */
@media (max-width: 768px) {
  body::before {
    background-attachment: scroll;
  }
}

/* Header height on mobile */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .logo-text {
    font-size: 1.2rem;
  }

  .logo-subtitle {
    font-size: 0.75rem;
  }
}

/* Home layout: single column on mobile */
@media (max-width: 768px) {
  .home-layout {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }
}

/* Themen grid: responsive columns */
@media (max-width: 1024px) {
  .themen-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .themen-card h3 {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .themen-grid {
    grid-template-columns: 1fr;
  }

  .themen-card {
    height: auto;
    min-height: 120px;
  }
}

/* Feed cards: full-width on small screens */
@media (max-width: 480px) {
  .feed-card {
    padding: var(--space-md);
  }

  .feed-card h3 {
    font-size: 1.1rem;
  }

  .neu-badge {
    width: 32px;
  }

  .neu-badge span {
    font-size: 0.75rem;
  }

  .neu-badge + .feed-card-content {
    margin-left: var(--space-lg);
  }

  .feed-source {
    position: static;
    margin-top: var(--space-sm);
    text-align: right;
  }
}

/* Social menu: touch-friendly toggle */
.social-dropdown.show {
  display: block;
}

@media (hover: none) {
  .social-menu:hover .social-dropdown {
    display: none;
  }
}

/* Fluid typography for headings on small screens */
@media (max-width: 480px) {
  :root {
    --fs-h1: 2rem;
    --fs-h2: 1.5rem;
    --fs-h3: 1.25rem;
  }
}

/* Search input: responsive width */
@media (max-width: 480px) {
  .search-form {
    flex-direction: column;
  }

  .search-form button {
    width: 100%;
    justify-content: center;
    padding: var(--space-md);
  }
}

/* Kontakt page: reduce padding on mobile */
@media (max-width: 480px) {
  .kontakt-form {
    padding: var(--space-md);
  }

  .impressum-page {
    padding: var(--space-md);
  }

  .timeline-page {
    padding: 24px 16px;
  }
}