:root {
  --bg: #f2efe8;
  --paper: rgba(255, 252, 247, 0.84);
  --paper-strong: rgba(255, 252, 247, 0.94);
  --ink: #1f241f;
  --muted: #4b544b;
  --line: rgba(31, 36, 31, 0.12);
  --shadow: 0 24px 56px rgba(37, 42, 37, 0.14);
  --shadow-soft: 0 14px 32px rgba(37, 42, 37, 0.08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --space-2xs: 0.35rem;
  --space-xs: 0.55rem;
  --space-sm: 0.8rem;
  --space-md: 1rem;
  --space-lg: 1.35rem;
  --space-xl: 1.7rem;
  --space-2xl: 2.4rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(192, 223, 214, 0.48), transparent 24%),
    radial-gradient(circle at 85% 12%, rgba(237, 199, 145, 0.34), transparent 14%),
    linear-gradient(180deg, #efe7dc 0%, #f6f2eb 48%, #ece8e0 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.38;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.34), transparent 72%);
  pointer-events: none;
}

a {
  color: #2d4c47;
}

#app {
  position: relative;
  z-index: 1;
}

.overview-shell {
  padding: var(--space-xl) 0 calc(var(--space-2xl) + 1rem);
}

.overview-hero,
.project-grid {
  margin: 0 -0.7rem;
  row-gap: var(--space-lg);
}

.overview-hero {
  position: relative;
  padding: var(--space-md);
  border: 1px solid rgba(31, 36, 31, 0.09);
  border-radius: calc(var(--radius-xl) + 6px);
  background: linear-gradient(180deg, rgba(255, 252, 247, 0.72), rgba(250, 246, 239, 0.56));
  box-shadow: var(--shadow-soft);
}

.project-grid {
  margin-top: var(--space-lg);
  row-gap: var(--space-sm);
}

.overview-hero > .column,
.project-grid > .column {
  padding-bottom: var(--space-sm);
}

.overview-author-column {
  display: flex;
}

.spectre-card {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(255, 252, 247, 0.92), rgba(250, 245, 237, 0.76));
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.overview-hero .spectre-card {
  box-shadow: var(--shadow-soft);
}

.hero-card .card-body,
.author-card .card-body,
.footer-card .card-body,
.status-card .card-body {
  padding: var(--space-xl);
}

.hero-card .card-body,
.author-card .card-body {
  padding: var(--space-lg) calc(var(--space-lg) + 0.1rem);
}

.hero-card {
  min-height: 100%;
  border-color: rgba(31, 36, 31, 0.1);
  background: linear-gradient(180deg, rgba(255, 252, 247, 0.96), rgba(248, 243, 235, 0.88));
}

.hero-card h1 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(2.35rem, 4vw, 4.6rem);
  line-height: 0.96;
  letter-spacing: -0.07em;
}

.status-card h1 {
  margin: 0.9rem 0 0;
  max-width: 10ch;
  font-size: clamp(2.8rem, 5vw, 5.8rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.section-chip {
  display: inline-flex;
  padding: var(--space-2xs) 0.7rem;
  border-radius: 999px;
  background: rgba(31, 36, 31, 0.07);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.copy-block {
  color: var(--muted);
  line-height: 1.7;
}

.hero-copy {
  max-width: 58ch;
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(31, 36, 31, 0.08);
  font-size: 1rem;
}

.copy-block > :first-child {
  margin-top: 0;
}

.copy-block > :last-child {
  margin-bottom: 0;
}

.copy-block > * + * {
  margin-top: var(--space-sm);
}

.author-avatar {
  width: 6rem;
  height: 6rem;
  border-radius: 24px;
  border: 0;
  background: transparent;
  box-shadow: 0 16px 36px rgba(31, 36, 31, 0.18);
  overflow: hidden;
}

.author-avatar img {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: inherit;
  object-fit: cover;
}

.author-content {
  display: grid;
  gap: var(--space-xs);
}

.author-card {
  min-height: 100%;
  margin-left: auto;
  border: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.author-card .card-body {
  padding: 0 0 0 var(--space-md);
}

.author-card .tile {
  align-items: flex-start;
  gap: var(--space-md);
  justify-content: flex-start;
}

.author-name {
  margin: 0;
  font-size: clamp(1.5rem, 2vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.04em;
}

.author-role {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.5;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  min-height: 2.4rem;
  padding: 0.45rem 0.95rem;
  font-weight: 600;
  line-height: 1.1;
  text-align: center;
}

.action-link.btn-primary {
  background: #1f241f;
  border-color: #1f241f;
  color: #fff9f0;
}

.action-link--ghost {
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
  color: var(--ink);
}

.action-link:hover,
.action-link:focus-visible {
  border-color: rgba(31, 36, 31, 0.2);
  background: rgba(255, 255, 255, 0.92);
}

.project-card {
  height: 100%;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.project-card:focus-visible {
  outline: 3px solid rgba(31, 36, 31, 0.75);
  outline-offset: 4px;
}

.project-card:hover,
.project-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 28px 60px rgba(37, 42, 37, 0.18);
  border-color: rgba(31, 36, 31, 0.18);
}

.project-card--featured {
  background: linear-gradient(135deg, rgba(255, 252, 247, 0.97), rgba(248, 242, 233, 0.92));
}

.project-card .card-image {
  padding: 0;
}

.project-media {
  position: relative;
  min-height: 156px;
  --project-pattern-a: #50786c;
  --project-pattern-b: #dbb675;
  --project-pattern-accent: rgba(255, 255, 255, 0.28);
  --project-pattern-line: rgba(255, 255, 255, 0.16);
  --project-pattern-ink: rgba(31, 36, 31, 0.08);
}

.project-media::before,
.project-media::after {
  content: "";
  position: absolute;
  inset: 0;
}

.project-media::before {
  background-image:
    linear-gradient(135deg, var(--project-pattern-a), var(--project-pattern-b)),
    repeating-linear-gradient(135deg, var(--project-pattern-line) 0 14px, transparent 14px 30px),
    repeating-linear-gradient(45deg, var(--project-pattern-ink) 0 18px, transparent 18px 38px);
  background-size: cover, 164px 164px, 220px 220px;
  background-position: center;
  transform: scale(1.02);
}

.project-media::after {
  background: linear-gradient(180deg, rgba(20, 22, 20, 0.02), rgba(20, 22, 20, 0.16));
}

.project-card .card-header,
.project-card .card-body,
.project-card .card-footer {
  padding-left: 1rem;
  padding-right: 1rem;
}

.project-card .card-header {
  padding-top: var(--space-md);
  padding-bottom: var(--space-2xs);
}

.project-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.project-category,
.project-external-hint,
.project-section-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 1.55rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-category {
  background: rgba(31, 36, 31, 0.08);
  color: var(--ink);
}

.project-external-hint {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.52);
}

.project-card .card-title {
  color: var(--ink);
  font-size: clamp(1.18rem, 1.7vw, 1.62rem);
  line-height: 1.05;
}

.project-card .card-subtitle {
  font-size: 0.82rem;
  line-height: 1.42;
}

.project-card .card-body {
  padding-top: var(--space-2xs);
  font-size: 0.95rem;
  line-height: 1.6;
}

.project-card .card-subtitle,
.project-card .card-body,
.footer-copy p {
  color: var(--muted);
}

.project-card .card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-top: var(--space-xs);
  padding-bottom: var(--space-md);
}

.project-cta {
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.footer-card {
  margin-top: var(--space-xl);
  border-radius: calc(var(--radius-lg) + 2px);
  background: linear-gradient(180deg, rgba(246, 241, 233, 0.98), rgba(239, 233, 223, 0.95));
}

.footer-card .card-body {
  display: grid;
  gap: var(--space-md);
  padding: 1.15rem 1.25rem;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) auto;
  align-items: center;
  gap: var(--space-md);
}

.footer-copy {
  display: grid;
  gap: 0.35rem;
  max-width: 36rem;
}

.footer-eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 1.35rem;
  padding: 0 0.45rem;
  border-radius: 8px;
  border: 1px solid rgba(31, 36, 31, 0.12);
  background: rgba(255, 255, 255, 0.36);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-title {
  display: block;
  font-size: clamp(1.05rem, 1.4vw, 1.35rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.footer-copy p {
  margin: 0;
  max-width: 34rem;
  font-size: 0.9rem;
  line-height: 1.45;
}

.footer-nav {
  display: flex;
  justify-content: flex-end;
}

.footer-meta {
  padding-top: 0.65rem;
  border-top: 1px solid rgba(31, 36, 31, 0.08);
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.4;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.project-section-column {
  padding-top: var(--space-sm);
}

.project-section-block {
  display: grid;
  gap: var(--space-xs);
  padding: var(--space-lg) 0 var(--space-xs);
}

.project-section-header {
  display: grid;
  gap: 0.35rem;
  max-width: 54rem;
}

.project-section-block h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 2rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.project-section-block p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.4rem;
}

.footer-links .action-link {
  min-width: auto;
  min-height: 2rem;
  padding: 0.35rem 0.7rem;
  border-radius: 10px;
  justify-content: center;
  background: rgba(255, 255, 255, 0.52);
  border-color: rgba(31, 36, 31, 0.12);
  box-shadow: none;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.footer-links .action-link:hover,
.footer-links .action-link:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(31, 36, 31, 0.22);
  box-shadow: 0 8px 18px rgba(37, 42, 37, 0.06);
}

.moodle .project-media {
  --project-pattern-a: #355c6b;
  --project-pattern-b: #d98d63;
  --project-pattern-accent: rgba(255, 249, 240, 0.28);
}

.filius .project-media {
  --project-pattern-a: #2f5f79;
  --project-pattern-b: #6ab0a3;
  --project-pattern-accent: rgba(245, 251, 255, 0.3);
}

.sql .project-media {
  --project-pattern-a: #3f4d82;
  --project-pattern-b: #9cbf8d;
  --project-pattern-accent: rgba(255, 253, 244, 0.28);
}

.codequestion .project-media {
  --project-pattern-a: #745241;
  --project-pattern-b: #d79063;
  --project-pattern-accent: rgba(255, 248, 243, 0.3);
}

.python-course .project-media {
  --project-pattern-a: #2e5672;
  --project-pattern-b: #e2b55d;
  --project-pattern-accent: rgba(250, 252, 255, 0.28);
}

.blog .project-media {
  --project-pattern-a: #49596f;
  --project-pattern-b: #d0a05e;
  --project-pattern-accent: rgba(255, 252, 247, 0.28);
}

.schafferei .project-media {
  --project-pattern-a: #4d6951;
  --project-pattern-b: #9ab17c;
  --project-pattern-accent: rgba(246, 252, 242, 0.26);
}

.spielerei .project-media {
  --project-pattern-a: #5d4f43;
  --project-pattern-b: #c59b67;
  --project-pattern-accent: rgba(255, 249, 238, 0.28);
}

.miniworlds .project-media {
  --project-pattern-a: #38468a;
  --project-pattern-b: #66b5be;
  --project-pattern-accent: rgba(245, 250, 255, 0.28);
}

.status-card h1,
.status-card p {
  margin: 0;
}

@media (max-width: 900px) {
  .overview-shell {
    padding: 1.2rem 0.6rem 2.8rem;
  }

  .overview-hero,
  .project-grid {
    margin-left: -0.4rem;
    margin-right: -0.4rem;
  }

  .overview-author-column {
    display: block;
  }

  .author-card {
    margin-left: 0;
  }

  .author-card .card-body {
    padding: 0;
  }

  .author-card .tile {
    justify-content: flex-start;
  }

  .footer-card .card-body {
    align-items: flex-start;
  }

  .footer-main {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }

  .footer-nav {
    justify-content: flex-start;
    width: 100%;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 1024px) {
  .overview-hero {
    padding: var(--space-sm);
  }

  .hero-card h1 {
    max-width: 15ch;
  }

  .author-card .card-body {
    padding-left: var(--space-sm);
  }
}

@media (max-width: 720px) {
  .project-meta-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-media {
    min-height: 148px;
  }

  .project-media::after {
    background: linear-gradient(180deg, transparent 0%, rgba(20, 22, 20, 0.2) 100%);
  }
}

@media (max-width: 560px) {
  .hero-card .card-body,
  .author-card .card-body,
  .footer-card .card-body,
  .status-card .card-body {
    padding: 1.15rem;
  }

  .hero-card h1,
  .status-card h1 {
    max-width: none;
  }

  .project-section-block {
    padding-top: var(--space-md);
  }
}

@media (max-width: 420px) {
  .author-card .tile {
    align-items: flex-start;
  }

  .author-card .tile-icon,
  .author-card .tile-content {
    display: block;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-card,
  .action-link {
    transition: none;
  }
}