/* ==========================================================================
   PIXLS Project Stylesheet
   Preprint Information eXtraction for Life Sciences (DFG #492813820)
   Design Language: Monolithic Architectural / Editorial Clarity
   Palette:
     Main: #388786 (Teal)
     Secondary 1: #877A37 (Olive/Ochre Gold)
     Secondary 2: #873774 (Berry/Plum Orchid)
   ========================================================================== */

:root {
  /* Brand Core Colors */
  --color-primary: #388786;
  --color-primary-dark: #275e5d;
  --color-primary-light: #eaf5f5;
  --color-primary-border: #bcdede;
  --color-primary-text: #194443;

  --color-gold: #877A37;
  --color-gold-dark: #5e5425;
  --color-gold-light: #fbf9f0;
  --color-gold-border: #e6e0c4;
  --color-gold-text: #48411b;

  --color-berry: #873774;
  --color-berry-dark: #622653;
  --color-berry-light: #faedf7;
  --color-berry-border: #e6c0dd;
  --color-berry-text: #4d1c41;

  /* Neutrals & Base */
  --color-bg: #fcfdfd;
  --color-surface: #ffffff;
  --color-surface-subtle: #f5f8f8;
  --color-border-subtle: #e2e8e8;
  --color-text-main: #1e2525;
  --color-text-muted: #536161;
  --color-text-light: #7b8b8b;
  --color-white: #ffffff;

  /* Typography */
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, Consolas, monospace;

  /* Layout */
  --container-max: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 3px rgba(30, 37, 37, 0.05);
  --shadow-md: 0 4px 12px rgba(30, 37, 37, 0.07);
  --shadow-lg: 0 10px 25px rgba(30, 37, 37, 0.1);
  --transition: all 0.2s ease-in-out;
}

/* Base Reset & Typography */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 85px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--color-primary-dark);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   MONOLITHIC HEADINGS (White text on solid colored backgrounds)
   ========================================================================== */

.monolith-header {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: 3px 3px 0 var(--color-primary-dark);
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.monolith-header.gold {
  background-color: var(--color-gold);
  box-shadow: 3px 3px 0 var(--color-gold-dark);
}

.monolith-header.berry {
  background-color: var(--color-berry);
  box-shadow: 3px 3px 0 var(--color-berry-dark);
}

.monolith-header.large {
  font-size: 2.1rem;
  padding: 0.75rem 1.6rem;
  box-shadow: 4px 4px 0 var(--color-primary-dark);
}

.monolith-label {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
  border-radius: 2px;
  margin-bottom: 0.6rem;
}

.monolith-label.gold {
  background-color: var(--color-gold);
}

.monolith-label.berry {
  background-color: var(--color-berry);
}

/* Section Header Structure */
.section-intro {
  margin-bottom: 2.75rem;
}

.section-lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 780px;
  line-height: 1.7;
  margin-top: 0.5rem;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */

.site-navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--color-border-subtle);
  padding: 0.75rem 0;
  transition: var(--transition);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-brand-mark {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
}

.nav-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-main);
  letter-spacing: 0.2px;
  padding: 0.35rem 0.15rem;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.2s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: 40px;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-pill:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn-pill.filled {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-pill.filled:hover {
  background-color: var(--color-primary-dark);
}

.btn-pill.berry {
  border-color: var(--color-berry);
  color: var(--color-berry);
}

.btn-pill.berry:hover {
  background-color: var(--color-berry);
  color: var(--color-white);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-main);
  cursor: pointer;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  padding: 4.5rem 0 3.5rem;
  background: linear-gradient(180deg, #f8fbfb 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border-subtle);
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.hero-eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.tag-dfg {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background-color: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
  color: var(--color-primary-text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
}

.tag-period {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.hero-title {
  font-family: var(--font-display);
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-text-main);
  letter-spacing: -0.8px;
  margin-bottom: 1.5rem;
}

.hero-title .highlight-teal {
  color: var(--color-primary);
  background: linear-gradient(120deg, rgba(56, 135, 134, 0.12) 0%, rgba(56, 135, 134, 0.02) 100%);
  padding: 0 0.2rem;
  border-bottom: 3px solid var(--color-primary);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.btn-solid-monolith {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  box-shadow: 3px 3px 0 var(--color-primary-dark);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-solid-monolith:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--color-primary-dark);
}

.btn-solid-monolith.berry {
  background-color: var(--color-berry);
  box-shadow: 3px 3px 0 var(--color-berry-dark);
}

.btn-solid-monolith.berry:hover {
  box-shadow: 5px 5px 0 var(--color-berry-dark);
}

.hero-metrics-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 1.75rem;
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-num {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.metric-num.gold {
  color: var(--color-gold);
}

.metric-num.berry {
  color: var(--color-berry);
}

.metric-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-top: 0.3rem;
}

/* Hero Visual Box */
.hero-card-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-box {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.hero-box.highlight-box {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-border);
  border-left: 5px solid var(--color-primary);
}

.hero-box.reanimator-box {
  background-color: var(--color-berry-light);
  border-color: var(--color-berry-border);
  border-left: 5px solid var(--color-berry);
}

.hero-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.hero-box-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text-main);
}

.hero-box p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */

section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--color-surface-subtle);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

/* ==========================================================================
   RESEARCH PILLARS (Grid of 4 structured cards)
   ========================================================================== */

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
}

.pillar-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.pillar-card-top {
  padding: 1.25rem 1.5rem;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pillar-card-top.teal {
  background-color: var(--color-primary);
}

.pillar-card-top.berry {
  background-color: var(--color-berry);
}

.pillar-card-top.gold {
  background-color: var(--color-gold);
}

.pillar-card-top.dark-teal {
  background-color: var(--color-primary-dark);
}

.pillar-step-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.pillar-card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
}

.pillar-card-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.pillar-card-body p {
  font-size: 0.93rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.pillar-features-list {
  list-style: none;
  margin-top: auto;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 1rem;
}

.pillar-features-list li {
  font-size: 0.84rem;
  color: var(--color-text-main);
  margin-bottom: 0.45rem;
  line-height: 1.5;
  padding-left: 1.25rem;
  position: relative;
  word-break: normal;
  overflow-wrap: break-word;
}

.pillar-features-list li::before {
  content: '■';
  font-size: 0.65rem;
  color: var(--color-primary);
  position: absolute;
  left: 0;
  top: 0.22rem;
  line-height: 1;
}

.pillar-card.berry .pillar-features-list li::before {
  color: var(--color-berry);
}

.pillar-card.gold .pillar-features-list li::before {
  color: var(--color-gold);
}

/* ==========================================================================
   ARCHITECTURE DIAGRAM SECTION
   ========================================================================== */

.diagram-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2.5rem;
}

.diagram-caption {
  margin-top: 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* ==========================================================================
   SOFTWARE CAROUSEL WINDOW STYLES
   ========================================================================== */

.software-carousel-window {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
  overflow: hidden;
  margin-top: 1.5rem;
}

.carousel-window-bar {
  background: #1e2528;
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #2d363b;
}

.window-dots {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.window-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.window-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #9aa4ab;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.window-controls-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.carousel-nav-btn {
  background: #2b353b;
  border: 1px solid #3c4850;
  color: #c5d0d6;
  width: 28px;
  height: 28px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: var(--transition);
}

.carousel-nav-btn:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.carousel-indicator-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #8b979f;
  min-width: 42px;
  text-align: center;
}

/* Tabs Bar */
.software-tabs-bar {
  display: flex;
  background: #252e33;
  border-bottom: 1px solid #344047;
  overflow-x: auto;
}

.software-tab-btn {
  background: transparent;
  border: none;
  border-right: 1px solid #344047;
  border-bottom: 3px solid transparent;
  padding: 0.85rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: #aab5bc;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  white-space: nowrap;
  transition: var(--transition);
}

.software-tab-btn:hover {
  background: #2b363c;
  color: #ffffff;
}

.software-tab-btn.active {
  background: var(--color-surface);
  color: var(--color-primary-text);
  border-bottom-color: var(--color-primary);
}

.software-tab-badge {
  font-size: 0.7rem;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  background: #36444d;
  color: #c9d5dc;
}

.software-tab-btn.active .software-tab-badge {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* Slides Content */
.software-carousel-slide {
  display: none;
  grid-template-columns: 1.05fr 1fr;
  animation: fadeInSlide 0.25s ease-in-out;
}

.software-carousel-slide.active {
  display: grid;
}

@keyframes fadeInSlide {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.software-slide-content {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
}

.software-slide-code {
  background-color: #171b1f;
  color: #e6edf3;
  padding: 1.75rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid #283036;
}

.software-feature-pills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin: 1.25rem 0;
}

.software-feature-pill {
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
}

.software-feature-pill strong {
  display: block;
  font-size: 0.84rem;
  margin-bottom: 0.2rem;
}

.software-feature-pill span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.carousel-dots-bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem;
  background: var(--color-surface-subtle);
  border-top: 1px solid var(--color-border-subtle);
}

.carousel-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #c3cfd5;
  cursor: pointer;
  border: none;
  padding: 0;
  transition: var(--transition);
}

.carousel-dot.active {
  background: var(--color-primary);
  width: 22px;
  border-radius: 5px;
}

/* Code block styles */
.code-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.85rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #2d333b;
}

.code-title {
  color: #8b949e;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.copy-btn {
  background: #2d333b;
  border: 1px solid #444c56;
  color: #c9d1d9;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.copy-btn:hover {
  background: var(--color-berry);
  color: var(--color-white);
  border-color: var(--color-berry);
}

.code-body {
  overflow-x: auto;
  line-height: 1.55;
}

.code-body pre {
  margin: 0;
}

.install-callout {
  margin-top: 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid #3b424b;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.install-command {
  font-family: var(--font-mono);
  color: #58a6ff;
  font-size: 0.88rem;
}

.software-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Unified publication summary */
.pub-summary {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0.65rem 0 0.85rem;
  padding: 0.5rem 0.85rem;
  background: var(--color-surface-subtle);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
}

.pub-card.core-pixls .pub-summary {
  border-left-color: var(--color-berry);
}

.pub-card.gold-border .pub-summary, .pub-badge.gold ~ .pub-summary {
  border-left-color: var(--color-gold);
}

/* ==========================================================================
   PUBLICATIONS SECTION & INTERACTIVE FILTER
   ========================================================================== */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  color: var(--color-text-muted);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.publications-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pub-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pub-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.pub-card.core-pixls {
  border-left: 5px solid var(--color-primary);
}

.pub-card.related {
  border-left: 5px solid var(--color-gold);
}

.pub-meta-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
}

.pub-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
}

.pub-badge.sigir {
  background-color: var(--color-berry-light);
  color: var(--color-berry-text);
  border: 1px solid var(--color-berry-border);
}

.pub-badge.nslp {
  background-color: var(--color-gold-light);
  color: var(--color-gold-text);
  border: 1px solid var(--color-gold-border);
}

.pub-badge.trec {
  background-color: var(--color-primary-light);
  color: var(--color-primary-text);
  border: 1px solid var(--color-primary-border);
}

.pub-badge.pre {
  background-color: #eee;
  color: #444;
}

.pub-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.pub-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: 0.45rem;
}

.pub-authors {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0.45rem;
}

.pub-authors strong {
  color: var(--color-text-main);
}

.pub-venue {
  font-size: 0.86rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-bottom: 1rem;
}

.pub-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-subtle);
}

.pub-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
}

.pub-link-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.bibtex-box {
  display: none;
  margin-top: 1rem;
  background: #1e2525;
  color: #c5d1d1;
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  overflow-x: auto;
  white-space: pre;
}

.bibtex-box.show {
  display: block;
}

/* ==========================================================================
   ISI 2027 WORKSHOP SECTION
   ========================================================================== */

.workshop-banner {
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 2.75rem;
  box-shadow: var(--shadow-md);
  position: relative;
}

.workshop-header-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2rem;
}

.workshop-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text-main);
  margin-bottom: 1rem;
}

.workshop-venue-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-berry);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.workshop-dates-card {
  background: var(--color-gold-light);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.dates-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-gold-text);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dates-list {
  list-style: none;
}

.dates-list li {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  padding: 0.4rem 0;
  border-bottom: 1px dashed var(--color-gold-border);
}

.dates-list li:last-child {
  border-bottom: none;
}

.date-label {
  color: var(--color-text-muted);
}

.date-val {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-gold-dark);
}

.workshop-topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.topic-box {
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
}

.topic-box-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-primary-text);
  margin-bottom: 0.6rem;
}

.topic-box ul {
  list-style: square;
  padding-left: 1.2rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.topic-box ul li {
  margin-bottom: 0.4rem;
}

.organizers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.organizer-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.organizer-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.organizer-role {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.organizer-inst {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-primary);
  margin-top: 0.25rem;
}

/* ==========================================================================
   TEAM & INSTITUTES SECTION
   ========================================================================== */

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.institute-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.inst-header {
  padding: 1.5rem;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.inst-header.th-koeln {
  background-color: var(--color-primary);
}

.inst-header.zb-med {
  background-color: var(--color-gold);
}

.inst-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
}

.inst-subtitle {
  font-size: 0.85rem;
  opacity: 0.9;
}

.inst-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex-grow: 1;
}

.person-profile {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--color-border-subtle);
  padding-bottom: 1.25rem;
}

.person-profile:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.person-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.person-title {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.person-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.link-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
}

.link-tag:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ==========================================================================
   DFG & GOVERNANCE SECTION
   ========================================================================== */

.dfg-grant-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-left: 6px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 2rem 2.25rem;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 2.5rem;
  align-items: center;
}

.dfg-details-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.dfg-details-table td {
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.dfg-details-table td:first-child {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text-muted);
  width: 40%;
}

.dfg-details-table td:last-child {
  color: var(--color-text-main);
  font-weight: 500;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background: #181f1f;
  color: #e5ecec;
  padding: 4rem 0 2rem;
  border-top: 3px solid var(--color-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-brand-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.5px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: #9bacac;
  line-height: 1.6;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: #b0c0c0;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid #2a3535;
  padding-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #7b8e8e;
}

/* ==========================================================================
   RESPONSIVE DESIGN (Tablets & Mobile)
   ========================================================================== */

/* ==========================================================================
   BLOG & UPDATES SECTION
   ========================================================================== */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.75rem;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.blog-card.featured {
  border-left: 5px solid var(--color-primary);
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-surface) 100px);
}

.blog-card.poster-card {
  border-left: 5px solid var(--color-gold);
  background: linear-gradient(180deg, var(--color-gold-light) 0%, var(--color-surface) 100px);
}

.blog-card.tool-card {
  border-left: 5px solid var(--color-berry);
  background: linear-gradient(180deg, var(--color-berry-light) 0%, var(--color-surface) 100px);
}

.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-light);
  font-weight: 500;
}

.blog-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: 0.75rem;
}

.blog-excerpt {
  font-size: 0.93rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.blog-full-content {
  display: none;
  font-size: 0.92rem;
  color: var(--color-text-main);
  line-height: 1.65;
  padding-top: 0.85rem;
  margin-top: 0.85rem;
  border-top: 1px dashed var(--color-border-subtle);
}

.blog-full-content.show {
  display: block;
}

.blog-full-content p {
  margin-bottom: 0.75rem;
}

.blog-full-content ul {
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.88rem;
}

.blog-full-content li {
  margin-bottom: 0.35rem;
}

.blog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-subtle);
}

.btn-read-more {
  background: none;
  border: none;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.15s ease;
}

.btn-read-more:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Tool cards grid for Codeberg artifacts */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.tool-artifact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-artifact-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-primary);
}

.tool-artifact-card .artifact-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.tool-artifact-card .artifact-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 0.5rem;
}

.tool-artifact-card .artifact-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .software-carousel-slide {
    grid-template-columns: 1fr;
  }

  .software-slide-code {
    border-left: none;
    border-top: 1px solid #283036;
  }

  .workshop-header-grid {
    grid-template-columns: 1fr;
  }

  .dfg-grant-box {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .monolith-header {
    font-size: 1.3rem;
  }

  .monolith-header.large {
    font-size: 1.6rem;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--color-surface);
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    border-bottom: 2px solid var(--color-border-subtle);
    display: none;
    gap: 1.25rem;
  }

  .nav-menu.open {
    display: flex;
  }

  .hero-metrics-bar {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}