/**
 * Main CSS - Global styles, variables, and typography
 * Obersaxer Titsch
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
  /* Colors */
  --color-bg: #FFFEF5;
  --color-text: #3B3B3B;
  --color-accent-1: grey;
  --color-accent-2: #C95858;
  --color-accent-3: #F29C50;
  --color-accent-4: #8666A2;
  --color-accent-5: #4CA86E;
  
  /* Typography */
  --font-heading: "anisette-std", serif;
  --font-body: "Nunito Sans", sans-serif;
  
  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;
  --space-2xl: 96px;
  
  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  position: relative;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

h1 {
  font-size: clamp(2rem, 5vw, 2.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2rem);
}

h3 {
  font-size: clamp(1.5rem, 3.5vw, 1.75rem);
}

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--color-accent-1);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-4);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  padding: 12px 32px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border: 2px solid var(--color-text);
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--color-text) 4px 4px 0 0;
}

.btn:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
  transform: translate(2px, 2px);
  box-shadow: var(--color-text) 2px 2px 0 0;
}

.btn:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}

.btn--primary {
  /* Additional styles if needed */
}

/* ============================================
   Containers
   ============================================ */
.main {
  position: relative;
  z-index: 1;
  padding: var(--space-lg) var(--space-md);
}

/* ============================================
   Sections
   ============================================ */
.cards-section {
  margin-bottom: var(--space-2xl);
}

.cards-section__container {
  max-width: 1400px;
  margin: 0 auto;
}

.cards-section__title {
  text-align: center;
  margin-bottom: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 3px solid var(--color-text);
}

/* Introduction Section */
.intro-section {
  padding: var(--space-2xl) var(--space-md);
  background-color: rgba(255, 255, 255, 0.5);
  margin: var(--space-xl) 0;
}

.intro-section__container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.intro-section__title {
  margin-bottom: var(--space-md);
}

.intro-section__text {
  font-size: 1.125rem;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
  color: #666;
}

.intro-section__links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.intro-section__card {
  padding: var(--space-lg);
  background: white;
  border: 2px solid var(--color-text);
  box-shadow: var(--color-text) 4px 4px 0 0;
  transition: all var(--transition-base);
  text-decoration: none;
  color: var(--color-text);
}

.intro-section__card:hover {
  transform: translate(2px, 2px);
  box-shadow: var(--color-text) 2px 2px 0 0;
}

.intro-section__card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  color: var(--color-accent-1);
}

.intro-section__card p {
  margin: 0;
  color: #666;
}

.intro-section__scroll-hint {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 2px solid var(--color-text);
  color: var(--color-text);
  transition: all var(--transition-base);
  animation: bounce 2s ease-in-out infinite;
  margin-top: var(--space-xl);
}

.intro-section__scroll-hint:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
  transform: translateY(4px);
}

/* ============================================
   Links Section (External Links)
   ============================================ */
.links-section {
  padding: var(--space-2xl) var(--space-md);
  background: linear-gradient(135deg, rgba(47, 136, 193, 0.03), rgba(134, 102, 162, 0.03));
}

.links-section__container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.links-section__title {
  margin-bottom: var(--space-xl);
  color: var(--color-text);
}

.links-section__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.links-section__link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 255, 255, 0.8);
  border: 2px solid var(--color-text);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.links-section__link:hover {
  background: var(--color-accent-1);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.links-section__link:hover .links-section__icon {
  stroke: white;
}

.links-section__icon {
  flex-shrink: 0;
  stroke: var(--color-accent-1);
  transition: stroke var(--transition-base);
}

.links-section__scroll-hint {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 2px solid var(--color-text);
  color: var(--color-text);
  transition: all var(--transition-base);
  animation: bounce 2s ease-in-out infinite;
  margin-top: var(--space-md);
}

.links-section__scroll-hint:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
  transform: translateY(4px);
}

/* ============================================
   Load More Container
   ============================================ */
.load-more-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--space-xl);
}

/* ============================================
   Utility Classes
   ============================================ */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   Page Fade-in Animation
   ============================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

body {
  animation: fadeIn 0.6s ease;
}

/* ============================================
   Page Header (for dedicated pages)
   ============================================ */
.page-header {
  padding: var(--space-2xl) var(--space-md) var(--space-lg);
  text-align: center;
}

.page-header__container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.page-header__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  margin-bottom: var(--space-md);
  transition: color var(--transition-base);
}

.page-header__back:hover {
  color: var(--color-accent-1);
}

.page-header__back svg {
  width: 24px;
  height: 24px;
}

.page-header__title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
  color: var(--color-text);
  margin: 0;
}

.main--page {
  padding-top: 0;
}

@media (max-width: 768px) {
  .page-header {
    padding: var(--space-xl) var(--space-md) var(--space-md);
  }
  
  .page-header__title {
    font-size: 2.5rem;
  }
}