/* ============================================================
   ETNA TECH — Tech meets Mediterrane Eleganz
   Klon von bulma-magazine. Komplett anderes Vokabular:
   - Headlines: JetBrains Mono (technisch, scharf)
   - Body:      Manrope (clean, modern)
   - Palette:   Anthrazit + Lava-Orange + Cremeweiß
   - Geometrie: scharfe Ecken, Hairlines, viel Whitespace
   ============================================================ */

:root {
  --et-ink:        #14171c;     /* fast schwarz, leicht warm */
  --et-ink-soft:   #525864;
  --et-line:       #d9d0c4;     /* sandfarbene Hairline */
  --et-line-soft:  #ece6da;
  --et-paper:      #f7f3ec;     /* cremeweiß warm */
  --et-surface:    #ffffff;
  --et-lava:       #d94f1e;     /* primärer Akzent */
  --et-lava-dark:  #b03a10;
  --et-lava-soft:  #fde4d8;
  --et-asche:      #303338;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Manrope", -apple-system, "Segoe UI", system-ui, sans-serif;
  color: var(--et-ink);
  background: var(--et-paper);
  line-height: 1.6;
  font-size: 17px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--et-ink); transition: color 0.15s ease; }
a:hover { color: var(--et-lava); }

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 1rem; top: 1rem; background: var(--et-ink); color: #fff; padding: 0.5rem 1rem; z-index: 100; }

h1, h2, h3, h4 {
  font-family: "JetBrains Mono", "SF Mono", monospace;
  color: var(--et-ink);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 1rem;
}
h1 { font-size: 2.8rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.15rem; }

.et-container { max-width: 1240px; margin: 0 auto; padding: 0 1.5rem; }

/* ============= HEADER ============= */
.et-topstrip {
  height: 4px;
  background: linear-gradient(90deg, var(--et-lava) 0%, var(--et-lava-dark) 100%);
}

.et-header {
  background: var(--et-surface);
  border-bottom: 1px solid var(--et-line);
  position: sticky; top: 0; z-index: 100;
}
.et-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem 0;
  gap: 2rem; flex-wrap: wrap;
}
.et-brand {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.45rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--et-ink);
  letter-spacing: -0.04em;
  line-height: 1;
  display: inline-flex; align-items: baseline; gap: 0.4rem;
}
.et-brand::before {
  content: "▲";
  color: var(--et-lava);
  font-size: 0.95rem;
  transform: translateY(-1px);
}
.et-brand-sub {
  font-family: "Manrope", sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--et-lava);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-top: 4px;
  display: block;
}

.et-nav-list {
  display: flex; gap: 2.2rem; list-style: none; margin: 0; padding: 0;
  align-items: center;
}
.et-nav-list a {
  font-family: "Manrope", sans-serif;
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--et-ink);
  padding: 0.5rem 0;
  position: relative;
  letter-spacing: 0.01em;
}
.et-nav-list a::before {
  content: "";
  display: inline-block; width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--et-lava);
  margin-right: 0.5rem;
  opacity: 0;
  transition: opacity 0.18s ease;
  transform: translateY(-2px);
}
.et-nav-list a:hover::before,
.et-nav-list a.active::before { opacity: 1; }
.et-nav-list a:hover,
.et-nav-list a.active { color: var(--et-lava); }

.et-nav-toggle { display: none; background: none; border: 1px solid var(--et-line); padding: 0.5rem 0.75rem; font-family: "JetBrains Mono", monospace; cursor: pointer; }
@media (max-width: 880px) {
  .et-nav-toggle { display: block; }
  .et-nav-wrap { display: none; width: 100%; }
  .et-nav-wrap.open { display: block; padding-top: 1rem; }
  .et-nav-list { flex-direction: column; align-items: flex-start; gap: 0; }
  .et-nav-list a { padding: 0.9rem 0; border-bottom: 1px solid var(--et-line-soft); display: block; width: 100%; }
}

/* ============= HERO ============= */
.et-hero {
  padding: 5rem 0 4rem;
  background:
    linear-gradient(135deg, transparent 0%, rgba(217, 79, 30, 0.04) 100%),
    var(--et-paper);
  border-bottom: 1px solid var(--et-line);
  position: relative; overflow: hidden;
}
.et-hero::after {
  content: ""; position: absolute; top: 0; right: 0;
  width: 240px; height: 240px;
  background: radial-gradient(circle, var(--et-lava) 0%, transparent 70%);
  opacity: 0.08; pointer-events: none;
}
.et-hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3rem; align-items: center; }
@media (max-width: 880px) { .et-hero-grid { grid-template-columns: 1fr; } }
.et-hero-tag {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--et-lava);
  border: 1px solid var(--et-lava);
  padding: 0.3rem 0.85rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.06em;
}
.et-hero-tag::before { content: "// "; opacity: 0.5; }
.et-hero h1 {
  font-size: 3.2rem;
  letter-spacing: -0.04em;
  margin-bottom: 1.3rem;
  font-weight: 800;
}
@media (max-width: 880px) { .et-hero h1 { font-size: 2.2rem; } }
.et-hero-intro {
  font-size: 1.06rem;
  color: var(--et-ink-soft);
  line-height: 1.75;
  max-width: 60ch;
}
.et-hero-intro h2 {
  font-size: 1.25rem;
  margin: 1.8rem 0 0.6rem;
  color: var(--et-ink);
}
.et-hero-intro h2:first-child { margin-top: 0; }
.et-hero-intro ul, .et-hero-intro ol { padding-left: 1.5rem; }
.et-hero-intro a {
  color: var(--et-ink);
  text-decoration: underline;
  text-decoration-color: var(--et-lava);
  text-underline-offset: 3px;
}
.et-hero-image {
  border: 1px solid var(--et-line);
  position: relative;
}
.et-hero-image::before {
  content: ""; position: absolute; top: -8px; left: -8px;
  width: 100%; height: 100%;
  border: 2px solid var(--et-lava);
  pointer-events: none;
}

/* ============= ARTICLE CARDS ============= */
.et-grid-wrap { padding: 4rem 0; }
.et-grid-heading {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--et-ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--et-line);
  display: flex; justify-content: space-between; align-items: baseline;
}
.et-grid-heading::before { content: "/* "; opacity: 0.4; }
.et-grid-heading::after  { content: " */"; opacity: 0.4; }

.et-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 2rem; }
.et-card {
  background: var(--et-surface);
  border: 1px solid var(--et-line);
  transition: transform 0.18s ease, border-color 0.18s ease;
  position: relative;
}
.et-card:hover {
  transform: translateY(-3px);
  border-color: var(--et-lava);
}
.et-card-img { display: block; aspect-ratio: 16/10; overflow: hidden; border-bottom: 1px solid var(--et-line); }
.et-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.et-card-body { padding: 1.2rem 1.3rem 1.4rem; }
.et-card-cat {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--et-lava);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 0.6rem;
  display: block;
}
.et-card-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.05rem;
  line-height: 1.35;
  font-weight: 700;
  margin: 0;
}
.et-card-title a { text-decoration: none; color: var(--et-ink); }
.et-card-title a:hover { color: var(--et-lava); }
.et-card-excerpt {
  margin: 0.6rem 0 0;
  font-size: 0.92rem;
  color: var(--et-ink-soft);
  line-height: 1.55;
}

/* ============= ARTICLE BODY ============= */
.et-article-body {
  max-width: 70ch;
  margin-left: auto;
  margin-right: auto;
  font-size: 1.06rem;
  line-height: 1.78;
}
.et-article-body p { margin: 0 0 1.3rem; }
.et-article-body h2 {
  margin: 2.6rem 0 1rem;
  font-size: 1.65rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--et-line);
}
.et-article-body h2::before {
  content: "# ";
  color: var(--et-lava);
  font-weight: 400;
}
.et-article-body h3 {
  margin: 2rem 0 0.8rem;
  font-size: 1.25rem;
}
.et-article-body h3::before { content: "## "; color: var(--et-lava); opacity: 0.7; }
.et-article-body ul, .et-article-body ol { padding-left: 1.5rem; margin: 0 0 1.3rem; }
.et-article-body li { margin-bottom: 0.4rem; }
.et-article-body li::marker { color: var(--et-lava); }
.et-article-body blockquote {
  border-left: 3px solid var(--et-lava);
  margin: 2rem 0;
  padding: 1rem 1.5rem;
  background: var(--et-lava-soft);
  font-style: italic;
}
.et-article-body strong { color: var(--et-ink); font-weight: 700; }
.et-article-body a {
  color: var(--et-ink);
  text-decoration: underline;
  text-decoration-color: var(--et-lava);
  text-underline-offset: 3px;
}
.et-article-body a:hover { color: var(--et-lava); }
.et-article-body code {
  font-family: "JetBrains Mono", monospace;
  background: var(--et-line-soft);
  padding: 0.15rem 0.4rem;
  font-size: 0.92em;
  border-radius: 2px;
}

/* ============= FAQ ============= */
.et-faq { margin-top: 3rem; padding-top: 2rem; border-top: 2px solid var(--et-ink); }
.et-faq h2 { font-size: 1.4rem; margin-bottom: 1.5rem; }
.et-faq details {
  border: 1px solid var(--et-line);
  background: var(--et-surface);
  margin-bottom: 0.7rem;
}
.et-faq summary {
  padding: 1rem 1.2rem;
  cursor: pointer;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--et-ink);
  list-style: none;
}
.et-faq summary::-webkit-details-marker { display: none; }
.et-faq summary::before { content: "+ "; color: var(--et-lava); font-weight: 400; }
.et-faq details[open] summary::before { content: "- "; }
.et-faq details[open] summary { border-bottom: 1px solid var(--et-line); color: var(--et-lava); }
.et-faq details p { padding: 0.8rem 1.2rem 1rem; margin: 0; color: var(--et-ink-soft); }

/* ============= FOOTER ============= */
.et-footer {
  background: var(--et-ink);
  color: rgba(255,255,255,0.7);
  padding: 3rem 0 1.5rem;
  margin-top: 5rem;
}
.et-footer a { color: rgba(255,255,255,0.7); }
.et-footer a:hover { color: var(--et-lava); }
.et-footer .et-footer-brand {
  font-family: "JetBrains Mono", monospace;
  color: #fff;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

/* ============= BUTTONS ============= */
.et-btn {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem; font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--et-ink);
  color: #fff !important;
  padding: 0.75rem 1.6rem;
  text-decoration: none;
  border: 1px solid var(--et-ink);
  transition: all 0.15s ease;
}
.et-btn:hover {
  background: var(--et-lava);
  border-color: var(--et-lava);
}
.et-btn::after { content: " →"; opacity: 0.7; }

/* ============= ARTICLE HEADER ============= */
.et-article { padding: 0 0 4rem; }
.et-article-header { padding: 3rem 0 2rem; border-bottom: 1px solid var(--et-line); }
.et-article-container { max-width: 880px; margin-left: auto; margin-right: auto; }
.et-article-tag {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem; font-weight: 700;
  color: var(--et-lava);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 1rem;
}
.et-article-tag::before { content: "// "; opacity: 0.5; }
.et-article-title {
  font-size: 2.6rem; letter-spacing: -0.035em;
  font-weight: 800; margin-bottom: 1.2rem;
}
@media (max-width: 880px) { .et-article-title { font-size: 1.9rem; } }
.et-article-meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--et-ink-soft);
  margin: 0;
}
.et-article-meta strong { color: var(--et-ink); }
.et-article-hero {
  margin: 2.5rem auto; max-width: 880px;
  padding: 0 1.5rem;
}
.et-article-hero img { border: 1px solid var(--et-line); width: 100%; height: auto; max-height: 520px; object-fit: cover; }
.et-article-lead {
  font-size: 1.18rem; line-height: 1.65;
  color: var(--et-ink); font-weight: 500;
  margin: 0 0 2rem; padding-left: 1.2rem;
  border-left: 3px solid var(--et-lava);
}
.et-article-tags {
  margin: 2.2rem 0 0; display: flex; gap: 0.5rem; flex-wrap: wrap;
}
.et-article-tags span {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem; padding: 0.3rem 0.7rem;
  border: 1px solid var(--et-line);
  color: var(--et-ink-soft);
}
.et-article-tags span::before { content: "#"; color: var(--et-lava); margin-right: 0.2rem; }
.et-author-box {
  margin-top: 3rem; padding: 1.5rem;
  background: var(--et-surface); border: 1px solid var(--et-line);
  border-left: 4px solid var(--et-lava);
}
.et-author-box h2 { font-size: 1.1rem; margin: 0 0 0.5rem; }
.et-author-box p { margin: 0; color: var(--et-ink-soft); font-size: 0.95rem; }

/* ============= CATEGORY ============= */
.et-cat-header {
  padding: 4rem 0 2.5rem;
  background:
    linear-gradient(135deg, transparent 0%, rgba(217, 79, 30, 0.04) 100%),
    var(--et-paper);
  border-bottom: 1px solid var(--et-line);
}
.et-cat-eyebrow {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem; font-weight: 600;
  color: var(--et-lava);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 0.8rem;
}
.et-cat-eyebrow::before { content: "/ "; opacity: 0.5; }
.et-cat-title {
  font-size: 2.6rem; font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 1rem;
}
.et-cat-desc {
  font-size: 1.05rem;
  color: var(--et-ink-soft);
  max-width: 65ch;
  line-height: 1.7;
  margin: 0;
}
.et-cat-figure { margin: 1.5rem 0 0; max-height: 320px; overflow: hidden; border: 1px solid var(--et-line); }
.et-cat-figure img { width: 100%; height: 100%; object-fit: cover; }
.et-cat-intro { padding: 2.5rem 0 1rem; }
.et-cat-intro .et-rich { max-width: 70ch; margin: 0 auto; color: var(--et-ink-soft); line-height: 1.75; }
.et-cat-section { padding: 2rem 0 5rem; }
.et-empty {
  font-family: "JetBrains Mono", monospace;
  color: var(--et-ink-soft); padding: 3rem 0;
}
.et-empty::before { content: "// "; color: var(--et-lava); }

/* ============= STATIC PAGE ============= */
.et-static { padding: 4rem 0; }
.et-static-title {
  font-size: 2.4rem; font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--et-ink);
}

/* ============= FOOTER GRID ============= */
.et-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 720px) { .et-footer-grid { grid-template-columns: 1fr; gap: 1.8rem; } }
.et-footer-text { margin: 0; font-size: 0.92rem; color: rgba(255,255,255,0.55); max-width: 36ch; }
.et-footer-h {
  font-family: "JetBrains Mono", monospace;
  color: #fff;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0 0 1rem;
}
.et-footer-h::before { content: "/ "; color: var(--et-lava); }
.et-footer-list { list-style: none; padding: 0; margin: 0; }
.et-footer-list li { margin-bottom: 0.5rem; font-size: 0.92rem; }
.et-footer-list a { text-decoration: none; }
.et-footer-bottom {
  margin: 1.5rem 0 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}
.et-footer-bottom::before { content: "© "; }