/* ══════════════════════════════════════════════════════════════
   75b.at — Gemeinsames Stylesheet
   Eingebunden in: index.html, alle *-test.html, impressum.html
   Seiten-spezifische --accent Farbe wird per <style> im <head>
   der jeweiligen HTML-Datei überschrieben.
   ══════════════════════════════════════════════════════════════ */

/* ── GOOGLE FONTS werden im <head> jeder HTML per <link> geladen ── */

/* ── DESIGN TOKENS ── */
:root {
  --bg:       #0a0a0f;
  --surface:  #12121a;
  --card:     #1a1a26;
  --border:   #2a2a3d;
  --accent:   #7fff6e;   /* Standard-Grün; wird pro Seite überschrieben */
  --accent2:  #6e8fff;
  --accent3:  #ff6eb4;
  --text:     #e8e8f0;
  --muted:    #7878a0;
  --font-display: 'Syne', sans-serif;
  --font-mono:    'DM Mono', monospace;
  --font-body:    'Lora', serif;
  --radius:   12px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --tr: 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* Alias für kompaktes CSS */
  --max-w: 860px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

/* ── BODY ── */
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.8;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtiles Grid-Muster im Hintergrund */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(127,255,110,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127,255,110,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(10,10,15,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  text-decoration: none;
}

.nav-logo span { color: var(--text); opacity: 0.4; }

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Nav-Links (nur index.html) */
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--accent); }

/* Zurück-Link (Detailseiten) */
.nav-back {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color var(--tr);
}

.nav-back:hover { color: var(--accent); }

/* ── SPRACH-TOGGLE ── */
.lang-toggle {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.lang-btn {
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--muted);
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lang-btn.active {
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
}

/* ── BREADCRUMB (Detailseiten) ── */
.breadcrumb {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.25rem 2rem 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}

.breadcrumb a { color: var(--muted); text-decoration: none; transition: color var(--tr); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { opacity: .4; }

/* ── ARTIKEL-HEADER (Detailseiten) ── */
.article-header {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem 2rem 0;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.meta-tag {
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  padding: .25rem .75rem;
  border-radius: 999px;
  border: 1px solid rgba(127,255,110,.3);
  color: var(--accent);
  background: rgba(127,255,110,.07);
}

.meta-date, .meta-readtime {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--muted);
}

h1.article-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.08;
  margin-bottom: 1rem;
}

h1.article-title em { font-style: normal; color: var(--accent); }

.article-intro {
  font-size: 1.15rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

/* ── SCORE-BOX (Detailseiten) ── */
.score-box {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.score-card {
  background: var(--card);
  border: 1px solid rgba(127,255,110,.25);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
  position: relative;
  overflow: hidden;
}

.score-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.score-left { text-align: center; }

.score-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.score-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .12em;
}

.score-stars {
  font-size: 1.1rem;
  color: var(--accent);
  margin: .3rem 0;
  letter-spacing: .1em;
}

.score-right { display: flex; flex-direction: column; gap: .6rem; }

.score-bar-row {
  display: grid;
  grid-template-columns: 130px 1fr 36px;
  align-items: center;
  gap: .75rem;
}

.score-bar-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.score-bar-track {
  height: 5px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.score-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
  transition: width 1s ease;
}

.score-bar-val {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text);
  text-align: right;
}

.score-cta {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.score-price { font-family: var(--font-mono); font-size: .82rem; color: var(--muted); }
.score-price strong { color: var(--text); font-size: 1rem; }

.btn-cta {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--tr);
  display: inline-block;
}

.btn-cta:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(127,255,110,.2);
}

/* ── INHALTSVERZEICHNIS (Detailseiten) ── */
.toc {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 2rem auto 0;
  padding: 0 2rem;
}

.toc-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.toc-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .15em;
  margin-bottom: 1rem;
}

.toc-list { list-style: none; display: flex; flex-direction: column; gap: .4rem; }

.toc-list a {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--tr);
  display: flex;
  align-items: center;
  gap: .5rem;
}

.toc-list a::before { content: '→'; color: var(--border); transition: color var(--tr); }
.toc-list a:hover, .toc-list a:hover::before { color: var(--accent); }

/* ── ARTIKEL-BODY (Detailseiten) ── */
.article-body {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 2rem 4rem;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -.03em;
  margin: 3rem 0 1rem;
  padding-top: 1rem;
  color: var(--text);
  scroll-margin-top: 80px;
}

.article-body h2::before {
  content: attr(data-num) ' ';
  color: rgba(127,255,110,.3);
  font-size: .9em;
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 2rem 0 .75rem;
  color: var(--text);
}

.article-body p { margin-bottom: 1.25rem; }

.article-body strong { color: var(--text); font-weight: 600; }

.article-body ul, .article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.article-body li { font-size: .97rem; }

.article-body a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(127,255,110,.3);
  transition: border-color var(--tr);
}

.article-body a:hover { border-color: var(--accent); }

/* Info-Box im Artikel */
.info-box {
  background: rgba(110,143,255,.08);
  border: 1px solid rgba(110,143,255,.25);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.7;
}

.info-box strong { color: var(--accent2); }

/* ── PRO/CON GRID (Detailseiten) ── */
.pro-con {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0;
}

.pro-box, .con-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.pro-box { border-top: 2px solid var(--accent); }
.con-box { border-top: 2px solid var(--accent3); }

.pro-title, .con-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: .75rem;
}

.pro-title { color: var(--accent); }
.con-title { color: var(--accent3); }

.pro-box ul, .con-box ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .45rem;
}

.pro-box li, .con-box li {
  font-size: .88rem;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: .5rem;
}

.pro-box li::before { content: '+'; color: var(--accent); font-family: var(--font-mono); }
.con-box li::before { content: '−'; color: var(--accent3); font-family: var(--font-mono); }

/* ── FEATURE GRID (Detailseiten) ── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.feature-title {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: .4rem;
  color: var(--accent);
}

.feature-desc { font-size: .85rem; color: var(--muted); line-height: 1.5; }

/* ── FAQ (Detailseiten) ── */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0;
}

.faq-q {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .5rem;
  color: var(--text);
}

.faq-a { font-size: .95rem; color: var(--muted); }

/* ── RELATED CARDS (Detailseiten) ── */
.related {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

.related-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .15em;
  margin-bottom: 1rem;
}

.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.related-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-decoration: none;
  transition: all var(--tr);
  display: block;
}

.related-card:hover {
  border-color: rgba(127,255,110,.3);
  transform: translateY(-2px);
}

.related-card-tag {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: .4rem;
}

.related-card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

/* ── AFFILIATE DISCLAIMER ── */
.disclaimer {
  background: rgba(110,143,255,.07);
  border: 1px solid rgba(110,143,255,.2);
  border-radius: var(--radius);
  padding: 1.25rem 1.75rem;
  margin: 3rem 0 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--muted);
  line-height: 1.6;
}

.disclaimer strong { color: var(--accent2); }

/* ── FOOTER ── */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
}

/* Footer für Detailseiten (kompakt) */
footer a {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: .1em;
  transition: color var(--tr);
  margin: 0 1rem;
}

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

/* Footer für index.html (erweiterter Layout) */
footer.footer-full {
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent);
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color var(--transition);
  margin: 0;
}

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

.footer-copy {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--muted);
}

/* ── INDEX.HTML: HERO ── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 2rem;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(127,255,110,0.12) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-glow2 {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(110,143,255,0.06) 0%, transparent 70%);
  top: 30%;
  right: 10%;
  pointer-events: none;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .2em;
  color: var(--accent);
  margin-bottom: 2rem;
  animation: fade-up .8s ease both;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.06;
  margin-bottom: 1.5rem;
  animation: fade-up .8s .1s ease both;
}

.hero h1 em { font-style: normal; color: var(--accent); }

.hero-sub {
  font-size: 1.1rem;
  color: var(--muted);
  font-style: italic;
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  animation: fade-up .8s .2s ease both;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: fade-up .8s .3s ease both;
}

.btn {
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .9rem 2rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(127,255,110,.3);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--muted);
  letter-spacing: .15em;
  text-transform: uppercase;
  animation: bounce 2s ease infinite;
}

/* ── INDEX.HTML: STATS BAR ── */
.stats-bar {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  padding: 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.stat { text-align: center; }

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .12em;
}

/* ── INDEX.HTML: SECTIONS ── */
section {
  position: relative;
  z-index: 1;
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .2em;
  margin-bottom: .75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.section-sub {
  color: var(--muted);
  font-style: italic;
  max-width: 560px;
  margin-bottom: 3rem;
}

/* ── INDEX.HTML: TOOL CARDS ── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(127,255,110,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.tool-card:hover {
  border-color: rgba(127,255,110,0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.4);
}

.tool-card:hover::before { opacity: 1; }

.tool-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.tool-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.tool-badges {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .4rem;
}

.badge {
  font-family: var(--font-mono);
  font-size: .65rem;
  padding: .2rem .6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 500;
}

.badge-top  { background: rgba(127,255,110,.15); color: var(--accent);  border: 1px solid rgba(127,255,110,.3); }
.badge-free { background: rgba(110,143,255,.15); color: var(--accent2); border: 1px solid rgba(110,143,255,.3); }
.badge-paid { background: rgba(255,110,180,.15); color: var(--accent3); border: 1px solid rgba(255,110,180,.3); }

.tool-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: .35rem;
}

.tool-category {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: .75rem;
}

.tool-desc {
  font-size: .95rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.tool-rating {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1.25rem;
}

.stars { color: var(--accent); font-size: .85rem; letter-spacing: .05em; }

.rating-num { font-family: var(--font-mono); font-size: .8rem; color: var(--muted); }

.tool-pros {
  list-style: none;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}

.tool-pros li {
  font-size: .88rem;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: .5rem;
}

.tool-pros li::before {
  content: '→';
  color: var(--accent);
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.tool-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.tool-price { font-family: var(--font-mono); font-size: .8rem; color: var(--muted); }
.tool-price strong { color: var(--text); font-size: .95rem; }

.tool-link {
  font-family: var(--font-mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid rgba(127,255,110,.3);
  padding: .4rem 1rem;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.tool-link:hover { background: var(--accent); color: var(--bg); }

.tool-card.featured {
  border-color: rgba(127,255,110,.3);
  background: linear-gradient(135deg, rgba(127,255,110,.06) 0%, var(--card) 50%);
}

.tool-card.featured::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

/* ── INDEX.HTML: FILTER BAR ── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 2rem;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .4rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(127,255,110,.08);
}

/* ── INDEX.HTML: HOW IT WORKS ── */
.how-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.how-step {
  padding: 1.75rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
}

.step-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(127,255,110,.12);
  line-height: 1;
  margin-bottom: 1rem;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .5rem;
}

.step-desc { font-size: .9rem; color: var(--muted); line-height: 1.6; }

/* ── INDEX.HTML: NEWSLETTER ── */
.newsletter-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin-top: 2rem;
}

.newsletter-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(127,255,110,.08) 0%, transparent 60%);
}

.newsletter-form {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  position: relative;
}

.newsletter-input {
  font-family: var(--font-mono);
  font-size: .9rem;
  padding: .85rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  width: 280px;
  transition: border-color var(--transition);
}

.newsletter-input:focus { border-color: var(--accent); }
.newsletter-input::placeholder { color: var(--muted); }

/* ── ANIMATIONEN ── */
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── UTILITY ── */
.hidden { display: none !important; }

a.underline-link {
  color: var(--accent);
  text-decoration: none;
  position: relative;
}

a.underline-link::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px; right: 100%;
  height: 1px;
  background: var(--accent);
  transition: right var(--transition);
}

a.underline-link:hover::after { right: 0; }

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  nav { padding: 1rem; }
  .nav-links { display: none; }
  .hero { min-height: 80vh; padding: 3rem 1.25rem; }
  .tools-grid { grid-template-columns: 1fr; }
  section { padding: 3rem 1.25rem; }
  .stats-bar { gap: 2rem; }
  .newsletter-box { padding: 2rem 1.25rem; }
  .newsletter-input { width: 100%; }
  .article-header, .article-body, .score-box, .toc, .related, .breadcrumb {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
  .pro-con, .related-grid { grid-template-columns: 1fr; }
  .score-card { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
}
