/*
Theme Name: Gregorius 
Theme URL: https://gregorischmid.ch
Author: Gregori Schmid
Author URL: https://gregorischmid.ch
Description: Modern Professional Data Scientist Theme
Version: 2.0
Requires at least: 5.7.1
Tested up to: 6.4
Requires PHP: 7.4
License: CC0
License URL: https://creativecommons.org/publicdomain/zero/1.0/
Tags: dark-mode, professional, data-science, responsive
Text Domain: Gregorius
*/

/* ========================================
   CSS VARIABLES - Farbpalette & Spacing
   ======================================== */
:root {
  /* Farben - Blau & Gold Theme */
  --color-bg-primary: #0a0e27;
  --color-bg-secondary: #141b3a;
  --color-bg-card: #1a2142;
  --color-bg-hover: #252d4f;
  
  --color-text-primary: #e4e4e7;
  --color-text-secondary: #a1a1aa;
  --color-text-muted: #71717a;
  
  --color-accent-gold: #D4AF37;
  --color-accent-gold-hover: #f4c430;
  --color-accent-blue: #4a9eff;
  --color-accent-blue-hover: #6bb0ff;
  
  --color-link: #4a9eff;
  --color-link-visited: #8b7ec8;
  --color-link-hover: #6bb0ff;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Typography */
  --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;
  
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  
  /* Layout */
  --max-width-content: 800px;
  --max-width-wide: 1200px;
  --border-radius: 0.5rem;
  --border-radius-lg: 1rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 400ms ease-in-out;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.4);
  --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.15);
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-accent-gold) 0%, var(--color-accent-gold-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: var(--font-size-3xl);
  color: var(--color-accent-gold);
  position: relative;
  display: inline-block;
  padding-bottom: var(--spacing-sm);
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent-gold), transparent);
  border-radius: 2px;
}

h3 {
  font-size: var(--font-size-2xl);
  color: var(--color-text-primary);
}

h4 {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
}

p {
  font-size: var(--font-size-base);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
}

.lead {
  font-size: var(--font-size-lg);
  font-weight: 500;
  line-height: 1.7;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

/* ========================================
   LINKS
   ======================================== */
a {
  color: var(--color-link);
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
}

a:hover {
  color: var(--color-link-hover);
}

a:visited {
  color: var(--color-link-visited);
}

/* Animierter Underline-Effekt */
main a:not(.no-underline) {
  position: relative;
}

main a:not(.no-underline)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-link-hover);
  transition: width var(--transition-base);
}

main a:not(.no-underline):hover::after {
  width: 100%;
}

/* ========================================
   HEADER
   ======================================== */
header {
  position: relative;
  width: 100%;
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
  overflow: hidden;
}

#home {
  position: relative;
  width: 100%;
  height: 60vh;
  min-height: 400px;
  max-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#headimage {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  filter: none;
  transition: all var(--transition-slow);
}

#home:hover #headimage {
  opacity: 0.9;
  transform: scale(1.02);
}

/* Leichter Gradient Overlay auf Header-Bild - viel transparenter */
#home::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, 
    rgba(10, 14, 39, 0.2) 0%, 
    rgba(10, 14, 39, 0.4) 100%);
  pointer-events: none;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
  width: 100%;
  padding: var(--spacing-md) 0;
  background: rgba(20, 27, 58, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.dropdown {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: center;
}

.dropdown .dropbtn {
  font-family: var(--font-primary);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-accent-gold);
  background: transparent;
  border: 2px solid var(--color-accent-gold);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.dropdown .dropbtn:hover,
.dropdown .dropbtn:focus {
  background: var(--color-accent-gold);
  color: var(--color-bg-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.dropdown-content {
  display: none;
  position: absolute;
  background: var(--color-bg-card);
  min-width: 200px;
  margin-top: var(--spacing-sm);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.dropdown-content a {
  color: var(--color-text-primary);
  padding: var(--spacing-md);
  display: block;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.dropdown-content a:hover {
  background: var(--color-bg-hover);
  border-left-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
  padding-left: var(--spacing-lg);
}

.dropdown:hover .dropdown-content {
  display: block;
  animation: fadeIn var(--transition-base);
}

/* Mobile: JavaScript-gesteuerte .show Klasse */
.dropdown-content.show {
  display: block;
  animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   MAIN CONTENT
   ======================================== */
main {
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-md);
  min-height: 60vh;
}

#Blog {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  width: 100%;
  display: block;
}

/* ========================================
   ARTICLE CARDS (Blog Posts)
   ======================================== */
article {
  background: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  transition: all var(--transition-base);
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}

article::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
  border-color: rgba(212, 175, 55, 0.2);
}

article:hover::before {
  transform: scaleX(1);
}

article h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
  text-align: left;
}

article h2::after {
  display: none;
}

article h2 a {
  color: var(--color-text-primary);
  transition: all var(--transition-base);
}

article h2 a:hover {
  color: var(--color-accent-gold);
}

/* Single Post/Page Artikel */
article.single {
  background: transparent;
  border: none;
  padding: 0;
}

article.single:hover {
  transform: none;
  box-shadow: none;
}

article.single::before {
  display: none;
}

article.single h1 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

article.single h2 {
  text-align: left;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

article.single h2::after {
  display: block;
  left: 0;
  transform: none;
}

article.single h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  text-align: left;
}

/* ========================================
   PAGINATION
   ======================================== */
.pagination {
  text-align: center;
  padding: var(--spacing-xl) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

.pagination a {
  color: var(--color-accent-gold);
  font-weight: 600;
  padding: 0 var(--spacing-sm);
  transition: all var(--transition-base);
}

.pagination a:hover {
  color: var(--color-accent-gold-hover);
}

/* ========================================
   FOOTER
   ======================================== */
footer {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  width: 100%;
  padding: var(--spacing-3xl) var(--spacing-md) var(--spacing-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: var(--spacing-3xl);
}

#ueber_mich {
  max-width: var(--max-width-content);
  margin: 0 auto var(--spacing-3xl);
  text-align: center;
}

#ueber_mich h2 {
  margin-bottom: var(--spacing-xl);
}

#Avatar {
  width: 200px;
  height: 200px;
  max-width: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--color-accent-gold);
  box-shadow: var(--shadow-gold);
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-base);
}

#Avatar:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.3);
}

.steckbrief {
  margin: var(--spacing-xl) auto;
  font-size: var(--font-size-lg);
  background: var(--color-bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  max-width: 500px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.steckbrief tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.steckbrief tr:last-child {
  border-bottom: none;
}

.steckbrief td {
  padding: var(--spacing-sm);
  text-align: left;
}

.steckbrief td:first-child {
  font-weight: 600;
  color: var(--color-accent-gold);
  padding-right: var(--spacing-lg);
}

.steckbrief td:first-child::after {
  content: ':';
  margin-left: var(--spacing-xs);
}

.footer-text {
  font-style: italic;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

#kontakt {
  max-width: var(--max-width-content);
  margin: 0 auto;
  text-align: center;
}

#kontakt h2 {
  margin-bottom: var(--spacing-lg);
}

/* Kontakt-Button Styling */
.kontakt-button,
#Adresse1 {
  display: inline-block;
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-accent-gold) !important;
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--color-bg-card);
  border-radius: var(--border-radius);
  border: 2px solid var(--color-accent-gold);
  transition: all var(--transition-base);
  text-decoration: none !important;
  cursor: pointer;
}

.kontakt-button::after,
#Adresse1::after {
  display: none !important;
}

.kontakt-button:hover,
#Adresse1:hover {
  background: var(--color-accent-gold);
  color: var(--color-bg-primary) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

/* ========================================
   MEDIA EMBEDS
   ======================================== */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: var(--spacing-lg) auto;
  border-radius: var(--border-radius);
}

figure {
  margin: var(--spacing-xl) 0;
  text-align: center;
}

figcaption {
  color: var(--color-text-muted);
  font-style: italic;
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-sm);
  text-align: center;
}

/* Responsive iframes (YouTube, etc.) */
.video-container,
.d3-container {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  margin: var(--spacing-xl) 0;
  border-radius: var(--border-radius);
  overflow: hidden;
  background: var(--color-bg-secondary);
}

.responsive-iframe,
.video-container iframe,
.video-container object,
.video-container embed,
.d3-container iframe,
.d3-container object,
.d3-container embed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.social-media-container {
  max-width: 500px;
  margin: var(--spacing-xl) auto;
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border-radius: var(--border-radius);
}

/* WordPress Block Editor Support */
.wp-block-embed,
.wp-block-embed__wrapper {
  width: 100%;
  margin: var(--spacing-xl) 0;
}

.alignwide {
  max-width: var(--max-width-wide);
  margin-left: auto;
  margin-right: auto;
}

.alignfull {
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

/* SVG Support */
#svg {
  width: 100%;
  height: auto;
  padding: var(--spacing-lg) 0;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Mobile First - Base styles above are for mobile */

/* Small Tablets and up (600px+) */
@media screen and (min-width: 600px) {
  :root {
    --font-size-base: 1.0625rem;
    --font-size-3xl: 2.25rem;
    --font-size-4xl: 3rem;
  }
  
  h1 {
    font-size: var(--font-size-5xl);
  }
  
  #home {
    height: 70vh;
  }
  
  main {
    padding: var(--spacing-3xl) var(--spacing-lg);
  }
  
  article {
    padding: var(--spacing-2xl);
  }
}

/* Tablets and up (768px+) */
@media screen and (min-width: 768px) {
  :root {
    --font-size-base: 1.125rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 7rem;
  }
  
  .dropdown-content {
    min-width: 220px;
  }
  
  #Avatar {
    width: 250px;
    height: 250px;
  }
  
  footer {
    padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-2xl);
  }
}

/* Desktop and up (1024px+) */
@media screen and (min-width: 1024px) {
  #home {
    height: 75vh;
  }
  
  article {
    padding: var(--spacing-3xl);
  }
  
  /* Hover effects nur auf Desktop */
  article:hover {
    transform: translateY(-6px);
  }
}

/* Large Desktop (1440px+) */
@media screen and (min-width: 1440px) {
  :root {
    --font-size-base: 1.1875rem;
  }
  
  main {
    max-width: 900px;
  }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-center {
  text-align: center;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

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

/* Print Styles */
@media print {
  body {
    background: white;
    color: black;
  }
  
  header,
  .navbar,
  footer,
  .dropdown-content {
    display: none;
  }
  
  main {
    max-width: 100%;
  }
  
  a {
    text-decoration: underline;
  }
}

/* Silbentrennung Support */
.silbentrennung {
  hyphens: auto;
  -webkit-hyphens: auto;
  -ms-hyphens: auto;
}