/* ============================================
   ZIERHUT JURA, Design System
   ============================================ */

/* --- Design Tokens --- */
:root {
  --gold:           #c9a84c;
  --gold-light:     #d4b96a;
  --gold-dark:      #a8893d;
  --dark:           #1a1a2e;
  --dark-medium:    #16213e;
  --charcoal:       #2c2c3e;
  --bg-light:       #fafaf8;
  --bg-cream:       #f5f3ee;
  --text-primary:   #1a1a2e;
  --text-secondary: #4a4a5a;
  --text-muted:     #7a7a8a;
  --text-light:     #f0ece4;
  --white:          #ffffff;
  --border-subtle:  #e8e4dc;

  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  2rem;
  --space-xl:  3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  --max-width:    1200px;
  --max-width-sm: 800px;
  --navbar-height: 72px;

  --transition-fast: 0.2s ease;
  --transition-med:  0.4s ease;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--navbar-height); }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold-dark); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--gold); }
ul, ol { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.25;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: var(--space-lg); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-bottom: var(--space-md); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); margin-bottom: var(--space-sm); }
h4 { font-size: 1.1rem; margin-bottom: var(--space-sm); }
p { margin-bottom: var(--space-md); }

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}
.section {
  padding: var(--space-3xl) 0;
}
.section--cream { background: var(--bg-cream); }
.section--dark {
  background: var(--dark);
  color: var(--text-light);
}
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--white); }
.section__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}
.section__header h2 { margin-bottom: var(--space-sm); }
.gold-line {
  display: block;
  width: 60px;
  height: 2px;
  background: var(--gold);
  margin: var(--space-md) auto 0;
}
.gold-line--left { margin-left: 0; }

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--navbar-height);
  background: rgba(26, 26, 46, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  transition: background var(--transition-med);
}
.navbar.scrolled { background: rgba(26, 26, 46, 1); }
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.navbar__brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.02em;
}
.navbar__brand:hover { color: var(--gold-light); }
.navbar__menu {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
}
.navbar__link {
  color: var(--text-light);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}
.navbar__link:hover,
.navbar__link--active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-light);
  transition: all var(--transition-fast);
}

/* Mobile menu */
@media (max-width: 768px) {
  .navbar__toggle { display: flex; }
  .navbar__menu {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(26, 26, 46, 0.98);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-xl);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-med);
  }
  .navbar__menu .navbar__link {
    font-size: 1.2rem;
  }
  body.nav-open .navbar__menu {
    opacity: 1;
    pointer-events: all;
  }
  body.nav-open .navbar__toggle span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  body.nav-open .navbar__toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .navbar__toggle span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-medium) 50%, var(--charcoal) 100%);
  padding: var(--navbar-height) var(--space-lg) var(--space-2xl);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(ellipse at 30% 50%, rgba(201, 168, 76, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.hero__content { position: relative; max-width: 800px; }
.hero__kicker {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: var(--space-md);
}
.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}
.hero__title span { color: var(--gold); }
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-light);
  opacity: 0.85;
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}
.hero__line {
  width: 80px;
  height: 2px;
  background: var(--gold);
  margin: 0 auto var(--space-xl);
}
.hero__cta {
  display: inline-block;
  padding: 14px 40px;
  border: 2px solid var(--gold);
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}
.hero__cta:hover {
  background: var(--gold);
  color: var(--dark);
}

/* --- About Excerpt (Homepage) --- */
.about-excerpt {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-2xl);
  align-items: center;
}
.about-excerpt__img-wrap {
  position: relative;
  padding: 6px;
  border: 2px solid var(--gold);
}
.about-excerpt__img-wrap img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
}
.about-excerpt__text h2 { margin-bottom: var(--space-sm); }
.about-excerpt__text .gold-line { margin-bottom: var(--space-lg); }
.about-excerpt__text p { color: var(--text-secondary); }
.about-excerpt__link {
  display: inline-block;
  margin-top: var(--space-md);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gold-dark);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}
.about-excerpt__link:hover { color: var(--gold); }
@media (max-width: 768px) {
  .about-excerpt { grid-template-columns: 1fr; text-align: center; }
  .about-excerpt__img-wrap { max-width: 320px; margin: 0 auto; }
  .about-excerpt__text .gold-line { margin: var(--space-md) auto 0; margin-bottom: var(--space-lg); }
}

/* --- Article Cards --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 1024px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .card-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--white);
  border-left: 3px solid var(--gold);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card__badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--gold);
  color: var(--dark);
  padding: 3px 10px;
  margin-bottom: var(--space-md);
}
.card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  line-height: 1.35;
  margin-bottom: var(--space-sm);
}
.card__title a { color: var(--dark); }
.card__title a:hover { color: var(--gold-dark); }
.card__desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex-grow: 1;
}
.card__link {
  display: inline-block;
  margin-top: var(--space-md);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold-dark);
  letter-spacing: 0.04em;
}
.card__link span { transition: transform var(--transition-fast); display: inline-block; }
.card__link:hover { color: var(--gold); }
.card__link:hover span { transform: translateX(4px); }

/* --- CTA Section --- */
.cta-center {
  text-align: center;
  margin-top: var(--space-2xl);
}
.btn {
  display: inline-block;
  padding: 12px 36px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid var(--gold);
  color: var(--gold-dark);
  background: transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
}
.btn:hover {
  background: var(--gold);
  color: var(--dark);
}
.btn--on-dark { color: var(--gold); }
.btn--on-dark:hover { color: var(--dark); }

/* --- Partnership Section --- */
.partnership {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}
.partnership__logo {
  flex-shrink: 0;
  background: var(--white);
  padding: var(--space-lg);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}
.partnership__logo img { max-width: 200px; }
.partnership__text h2 { margin-bottom: var(--space-sm); }
.partnership__text .gold-line { margin-bottom: var(--space-lg); }
.partnership__text p { color: var(--text-secondary); }
.partnership__text a {
  font-weight: 600;
  color: var(--gold-dark);
  border-bottom: 1px solid var(--gold);
}
@media (max-width: 768px) {
  .partnership { flex-direction: column; text-align: center; }
  .partnership__text .gold-line { margin: var(--space-md) auto 0; margin-bottom: var(--space-lg); }
}

/* --- About Page --- */
.about-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-medium) 100%);
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-2xl);
  text-align: center;
}
.about-hero h1 { color: var(--white); margin-bottom: var(--space-sm); }
.about-hero .gold-line { margin-bottom: 0; }

.about-profile {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}
.about-profile__img-wrap {
  padding: 6px;
  border: 2px solid var(--gold);
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-lg));
}
.about-profile__img-wrap img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
}
.about-profile__intro h2 { margin-bottom: var(--space-xs); }
.about-profile__intro .subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}
@media (max-width: 768px) {
  .about-profile { grid-template-columns: 1fr; }
  .about-profile__img-wrap {
    max-width: 280px;
    margin: 0 auto;
    position: static;
  }
}

.qual-block {
  padding: var(--space-lg) 0;
  padding-left: var(--space-lg);
  border-left: 3px solid var(--gold);
  margin-bottom: var(--space-lg);
}
.qual-block h3 { color: var(--gold-dark); margin-bottom: var(--space-sm); }
.qual-block ul { padding-left: var(--space-md); }
.qual-block li {
  position: relative;
  padding-left: var(--space-md);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}
.qual-block li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

/* --- Blog Mission --- */
.blog-mission {
  background: var(--bg-cream);
  padding: var(--space-2xl);
  border-left: 3px solid var(--gold);
  margin-top: var(--space-xl);
}
.blog-mission h3 { margin-bottom: var(--space-md); }
.blog-mission ul { padding-left: var(--space-md); }
.blog-mission li {
  position: relative;
  padding-left: var(--space-md);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}
.blog-mission li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

/* --- Artikel Listing --- */
.series-section { margin-bottom: var(--space-2xl); }
.series-section__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  padding-left: var(--space-md);
  border-left: 3px solid var(--gold);
  margin-bottom: var(--space-lg);
}

/* --- Single Article --- */
.article-header {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-medium) 100%);
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-2xl);
  text-align: center;
}
.article-header h1 {
  color: var(--white);
  max-width: var(--max-width-sm);
  margin: 0 auto var(--space-md);
}
.article-header__meta {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.article-header__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--gold);
  color: var(--dark);
  padding: 3px 10px;
}
.article-header__reading {
  font-size: 0.85rem;
  color: var(--text-light);
  opacity: 0.7;
}

.article-body {
  max-width: var(--max-width-sm);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}
.article-body h2 {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-subtle);
}
.article-body h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.article-body h3 { margin-top: var(--space-lg); }
.article-body p { color: var(--text-secondary); }
.article-body strong { color: var(--text-primary); }
.article-body blockquote {
  border-left: 3px solid var(--gold);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
  background: var(--bg-cream);
  font-style: italic;
  color: var(--text-secondary);
}
.article-body ul, .article-body ol {
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}
.article-body li {
  position: relative;
  padding-left: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}
.article-body ul li::marker { color: var(--gold); }
.article-body ol { list-style: decimal; }
.article-body ul { list-style: disc; }

/* Series navigation at end of article */
.series-nav {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 2px solid var(--border-subtle);
}
.series-nav h3 { margin-bottom: var(--space-lg); }
.series-nav__list { display: flex; flex-direction: column; gap: var(--space-md); }
.series-nav__item {
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-cream);
  border-left: 3px solid var(--gold);
  transition: background var(--transition-fast);
}
.series-nav__item:hover { background: var(--bg-light); }
.series-nav__item a { color: var(--dark); font-weight: 500; }
.series-nav__item--current {
  background: var(--gold);
  border-left-color: var(--gold-dark);
}
.series-nav__item--current a { color: var(--dark); cursor: default; }

/* Author box */
.author-box {
  margin-top: var(--space-2xl);
  padding: var(--space-lg);
  background: var(--bg-cream);
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}
.author-box__img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  flex-shrink: 0;
}
.author-box__name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 2px;
}
.author-box__role {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Impressum --- */
.impressum-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-medium) 100%);
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-2xl);
  text-align: center;
}
.impressum-hero h1 { color: var(--white); margin-bottom: var(--space-sm); }

.impressum-body {
  max-width: var(--max-width-sm);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}
.impressum-body h2 {
  margin-top: var(--space-xl);
  font-size: 1.3rem;
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}
.impressum-body p { color: var(--text-secondary); }

/* --- Footer --- */
.footer {
  background: var(--dark);
  color: var(--text-light);
  padding-top: 0;
}
.footer__divider {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-2xl);
  padding: var(--space-2xl) var(--space-lg);
}
.footer__brand {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold);
  display: block;
  margin-bottom: var(--space-sm);
}
.footer__tagline {
  font-size: 0.9rem;
  color: var(--text-light);
  opacity: 0.7;
  margin-bottom: var(--space-md);
}
.footer__copy {
  font-size: 0.8rem;
  opacity: 0.5;
}
.footer__heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--gold);
  margin-bottom: var(--space-md);
}
.footer__col p {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-bottom: var(--space-sm);
}
.footer__col a { color: var(--gold-light); }
.footer__col a:hover { color: var(--gold); }
.footer__partner {
  display: inline-block;
  margin-top: var(--space-sm);
}
.footer__partner-logo { max-width: 160px; }
.footer__bottom {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.footer__bottom p {
  font-size: 0.78rem;
  opacity: 0.4;
}
@media (max-width: 768px) {
  .footer__inner { grid-template-columns: 1fr; text-align: center; }
  .footer__partner { margin: var(--space-sm) auto 0; }
}

/* --- Animations --- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .animate-on-scroll { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* --- Page Header (reusable) --- */
.page-header {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-medium) 100%);
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-2xl);
  text-align: center;
}
.page-header h1 { color: var(--white); margin-bottom: var(--space-sm); }

/* Back link */
.back-link {
  display: inline-block;
  margin-bottom: var(--space-lg);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}
.back-link:hover { color: var(--gold-dark); }