/* bosslevel.eu — Spermienqualitäts-Rechner
   Helles, freundliches, professionelles Design-System. Farben gegen weißen
   Hintergrund mit dataviz-Validator geprüft (CVD-Trennung, Kontrast, Lightness-Band). */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root{
  /* Flächen */
  --bg:#f6f8fb;
  --bg-elevated:#ffffff;
  --bg-elevated-2:#eef2f7;
  --bg-input:#ffffff;
  --border:#e2e8f0;
  --border-strong:#cbd5e1;

  /* Text */
  --text-primary:#0f172a;
  --text-secondary:#475569;
  --text-muted:#8592a6;

  /* Marke */
  --brand:#1d4ed8;
  --brand-dark:#1e3a8a;
  --brand-soft:#eef2ff;
  --brand-glow:rgba(29,78,216,.16);

  /* Status (Richtung eines Einflussfaktors) — validiert mit dataviz validate_palette.js */
  --status-good:#0d9488;      /* + positiv */
  --status-critical:#b91c1c;  /* - negativ */
  --status-warning:#b58c05;   /* ? unklar/widersprüchlich */
  --status-neutral:#64748b;   /* 0 kein nachweisbarer Effekt */

  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:20px;
  --shadow-card:0 1px 2px rgba(15,23,42,.04), 0 8px 24px rgba(15,23,42,.06);
  --shadow-card-hover:0 4px 10px rgba(15,23,42,.06), 0 16px 32px rgba(15,23,42,.08);
  --font-head:'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --font-body:'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 500px at 85% -8%, rgba(29,78,216,.06), transparent 55%),
    radial-gradient(800px 420px at -8% 15%, rgba(13,148,136,.05), transparent 55%),
    var(--bg);
  color:var(--text-primary);
  font-family:var(--font-body);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:var(--brand);text-decoration-thickness:1.5px}
a:hover{color:var(--brand-dark)}

h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text-primary);
  line-height:1.2;
  margin:0 0 .5em;
}
h1{font-size:clamp(2rem,4.6vw,3.2rem);font-weight:800}
h2{font-size:clamp(1.4rem,2.6vw,1.9rem);padding-bottom:.4em;border-bottom:2px solid var(--border);font-weight:700}
h3{font-size:1.2rem;color:var(--text-primary);margin-top:2em;font-weight:700}
h4{font-size:1rem;color:var(--text-secondary);font-weight:600}
p{color:var(--text-secondary);margin:0 0 1em}
.lede{color:var(--text-secondary);font-size:1.15rem}

.container{max-width:1120px;margin:0 auto;padding:0 20px}
.container-narrow{max-width:820px;margin:0 auto;padding:0 20px}

/* Kopfbereich / Navigation */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(246,248,251,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.brand{display:flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:800;font-size:1.25rem;color:var(--text-primary);text-decoration:none;letter-spacing:-.01em}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.nav-links{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--text-secondary);text-decoration:none;font-weight:600;font-size:.95rem}
.nav-links a:hover{color:var(--brand)}

/* Hero */
.hero{padding:64px 0 40px;border-bottom:1px solid var(--border)}
.badge-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);border:1px solid #dbe4fb;
  color:var(--brand-dark);font-size:.78rem;font-weight:700;letter-spacing:.02em;
}

/* Karten / Cards */
.card{
  background:var(--bg-elevated);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:26px;
  box-shadow:var(--shadow-card);
}
.card + .card{margin-top:18px}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:860px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-md);
  font-weight:700;font-family:var(--font-head);font-size:1.02rem;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn-primary{background:linear-gradient(180deg,#3b6bf0,var(--brand));color:#fff;box-shadow:0 8px 20px var(--brand-glow)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 28px var(--brand-glow)}
.btn-ghost{background:#fff;border-color:var(--border-strong);color:var(--text-primary)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* Modus-Umschalter (Schnellcheck / Alle Faktoren) */
.mode-toggle{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.mode-btn{
  padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);
  background:#fff;color:var(--text-secondary);font-weight:700;font-size:.9rem;cursor:pointer;
}
.mode-btn.active{background:var(--brand);border-color:var(--brand);color:#fff}

/* Akkordeon je Themenbereich */
.calc-section-acc{border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:10px;overflow:hidden;background:#fff}
.calc-section-acc[open]{box-shadow:var(--shadow-card)}
.calc-section-acc summary{
  cursor:pointer;padding:14px 18px;font-family:var(--font-head);font-weight:700;font-size:1.02rem;
  display:flex;align-items:center;justify-content:space-between;gap:10px;list-style:none;
  background:var(--bg-elevated-2);
}
.calc-section-acc summary::-webkit-details-marker{display:none}
.calc-section-acc summary .acc-count{font-family:var(--font-body);font-weight:600;color:var(--text-muted);font-size:.82rem}
.calc-section-acc .calc-section-body{padding:6px 18px 14px}
.calc-section-acc.empty-in-mode{display:none}

/* Formular / Rechner */
.calc-section{padding:8px 0 6px;border-bottom:1px solid var(--border)}
.calc-section:last-of-type{border-bottom:none}
.calc-section h3{margin-top:0;display:flex;align-items:center;gap:10px}
.calc-question{margin:16px 0}
.calc-question[data-quick="false"]{}
.mode-quick .calc-question[data-quick="false"]{display:none}
.calc-question label.qlabel{display:block;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.calc-hint{font-size:.85rem;color:var(--text-muted);margin-top:4px}

select, input[type="number"]{
  width:100%;padding:11px 14px;border-radius:var(--radius-sm);
  background:var(--bg-input);border:1px solid var(--border-strong);
  color:var(--text-primary);font-family:var(--font-body);font-size:.98rem;
}
select:focus, input:focus{outline:2px solid var(--brand);outline-offset:1px}

.choice-row{display:flex;flex-wrap:wrap;gap:8px}
.choice-pill{
  padding:9px 17px;border-radius:999px;border:1px solid var(--border-strong);
  background:#fff;color:var(--text-secondary);cursor:pointer;font-size:.9rem;font-weight:600;
  user-select:none;transition:background .1s ease,border-color .1s ease,color .1s ease;
}
.choice-pill:hover{border-color:var(--brand)}
.choice-pill input{position:absolute;opacity:0;pointer-events:none}
.choice-pill.active{background:var(--brand);border-color:var(--brand);color:#fff}

/* Score-Anzeige */
.score-panel{text-align:center;padding:36px 20px}
.score-ring{position:relative;width:220px;height:220px;margin:0 auto 20px}
.score-ring svg{transform:rotate(-90deg)}
.score-ring .track{fill:none;stroke:var(--bg-elevated-2);stroke-width:14}
.score-ring .fill{fill:none;stroke-width:14;stroke-linecap:round;transition:stroke-dasharray .6s ease}
.score-ring .num{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.score-ring .num .value{font-family:var(--font-head);font-size:3rem;font-weight:800;color:var(--text-primary)}
.score-ring .num .label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}
.score-tier{font-family:var(--font-head);font-size:1.3rem;font-weight:700;margin-top:6px}
.benchmark-line{margin-top:14px;padding-top:14px;border-top:1px solid var(--border);color:var(--text-secondary);font-size:.9rem;min-height:1px}
.benchmark-line strong{color:var(--brand-dark)}

#results-column{position:sticky;top:90px}
@media (max-width:860px){#results-column{position:static}}

/* Aktionsplan */
.aktionsplan-item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--border)}
.aktionsplan-item:last-child{border-bottom:none}
.aktionsplan-rank{flex:none;width:28px;height:28px;border-radius:50%;background:var(--status-critical);color:#fff;font-family:var(--font-head);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.aktionsplan-body{flex:1}
.aktionsplan-body .name{font-weight:700;color:var(--text-primary);display:block;margin-bottom:2px}
.aktionsplan-body .hint{font-size:.85rem;color:var(--text-muted)}
.aktionsplan-item label.sim-toggle{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--text-secondary);margin-top:6px;cursor:pointer}
.simulator-result{margin-top:14px;padding:14px;border-radius:var(--radius-sm);background:var(--brand-soft);border:1px solid #dbe4fb;font-size:.92rem}
.simulator-result strong{color:var(--brand-dark);font-size:1.1rem}

/* Status-Badges (Richtung) */
.dir-badge{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:.85rem;padding:4px 12px;border-radius:999px}
.dir-pos{background:#ecfdf7;color:#0d9488;border:1px solid #bdf0e4}
.dir-neg{background:#fef2f2;color:#b91c1c;border:1px solid #f8d3d3}
.dir-unklar{background:#fef8e8;color:#92700a;border:1px solid #f5e2ac}
.dir-neutral{background:#f1f5f9;color:var(--status-neutral);border:1px solid #dde4ec}

/* Evidenz: hoch = gefüllt, niedrig = gestrichelter Rahmen (Texture statt Farbcodierung) */
.evid-badge{display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;padding:4px 11px;border-radius:6px;color:var(--text-secondary)}
.evid-hoch{background:var(--bg-elevated-2);border:1px solid var(--border-strong)}
.evid-niedrig{background:transparent;border:1px dashed var(--border-strong)}

/* Faktor-Tabellen aus dem Studienbericht */
table.faktor-tabelle{width:100%;border-collapse:collapse;margin:18px 0 28px;font-size:.92rem}
table.faktor-tabelle th, table.faktor-tabelle td{padding:11px 12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
table.faktor-tabelle th{color:var(--text-muted);font-weight:700;text-transform:uppercase;font-size:.72rem;letter-spacing:.04em}
table.faktor-tabelle tr:hover td{background:var(--bg-elevated-2)}

ol.quellen{color:var(--text-secondary);font-size:.88rem;padding-left:20px}
ol.quellen li{margin-bottom:6px}
ol.quellen a{word-break:break-all}

/* Substanzen-Liste */
.stoff-card{border-left:4px solid var(--status-critical)}
.stoff-card.positiv{border-left-color:var(--status-good)}
.stoff-tag{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);margin-bottom:6px}

/* Disclaimer */
.disclaimer{
  background:#fef2f2;
  border:1px solid #f8d3d3;
  border-radius:var(--radius-md);
  padding:18px 20px;
  color:#7a2323;
  font-size:.92rem;
}
.disclaimer strong{color:#5c1a1a}

/* Stat-Kacheln */
.stat-tile{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px}
.stat-tile .stat-value{font-family:var(--font-head);font-size:2rem;font-weight:800;color:var(--brand-dark)}
.stat-tile .stat-label{color:var(--text-muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}

/* Einfache Balkendiagramme (Länder-/Regionsvergleiche) */
.bar-chart .bar-row{display:grid;grid-template-columns:140px 1fr auto;align-items:center;gap:10px;margin-bottom:8px;font-size:.88rem}
.bar-chart .bar-row .name{color:var(--text-secondary);text-align:right}
.bar-chart .bar-track{background:var(--bg-elevated-2);border-radius:4px;height:14px;overflow:hidden}
.bar-chart .bar-fill{height:100%;background:linear-gradient(90deg,var(--brand-dark),var(--brand));border-radius:4px}
.bar-chart .val{color:var(--text-primary);font-weight:600;font-variant-numeric:tabular-nums}

/* Inhaltsverzeichnis */
.toc{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);padding:22px 26px}
.toc ol{margin:0;padding-left:20px;columns:2;column-gap:30px}
.toc a{text-decoration:none;color:var(--text-secondary);font-size:.92rem;line-height:2;font-weight:500}
.toc a:hover{color:var(--brand)}
@media (max-width:700px){.toc ol{columns:1}}

/* Breadcrumb */
.breadcrumb{padding:14px 20px 0;font-size:.85rem;color:var(--text-muted)}
.breadcrumb a{color:var(--text-muted);text-decoration:none}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .bc-sep{margin:0 4px;color:var(--border-strong)}

/* Themenseiten (aus Cluster-Fragmenten generiert) */
.faktor-seite-h1{font-size:clamp(1.8rem,4vw,2.6rem)}
.faktor-seite h2{border:none;padding:0;margin-top:2.2em;font-size:1.3rem}
.faktor-seite h2:first-of-type{margin-top:0}
.kurzantwort{
  background:var(--brand-soft);border:1px solid #dbe4fb;border-radius:var(--radius-sm);
  padding:12px 16px;margin:10px 0 18px;font-size:.92rem;color:var(--text-primary);
}
.tldr-box{
  background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:22px 26px;margin-bottom:28px;box-shadow:var(--shadow-card);
}
.tldr-box ul{margin:10px 0 0;padding-left:20px}
.tldr-box li{margin-bottom:10px;color:var(--text-secondary)}

/* Themen-Karten auf dem Studienbericht-Hub */
.topic-card{display:block;text-decoration:none;color:inherit;transition:transform .12s ease,box-shadow .12s ease}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover)}
.topic-card h3{color:var(--text-primary)}
.topic-card-link{color:var(--brand);font-weight:700;font-size:.9rem}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:36px 0;color:var(--text-muted);font-size:.85rem}

.skip-link{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:10px 16px;z-index:100}
.skip-link:focus{left:10px;top:10px}

.progress-note{display:flex;align-items:center;gap:10px;color:var(--text-muted);font-size:.85rem}

/* E-Mail-Popup */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:200;align-items:center;justify-content:center;padding:20px}
.modal-overlay.open{display:flex}
.modal-box{position:relative;background:#fff;border-radius:var(--radius-lg);padding:32px;max-width:420px;width:100%;box-shadow:var(--shadow-card-hover)}
.modal-close{position:absolute;top:14px;right:14px;background:none;border:none;font-size:1.1rem;color:var(--text-muted);cursor:pointer;padding:6px}
.modal-close:hover{color:var(--text-primary)}
#email-input{width:100%;padding:12px 14px;border-radius:var(--radius-sm);border:1px solid var(--border-strong);font-family:var(--font-body);font-size:1rem}
#email-status.error{color:var(--status-critical)}
#email-status.success{color:var(--status-good)}