/* style.css – vodicka.de, Designsprache von vodiman.de: hell, Schatten, Tiefe */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
       background: #f5f5f5; color: #333; }

:root {
    --grad: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --lila: #764ba2;
    --blau: #667eea;
    --schatten: 0 2px 10px rgba(0,0,0,0.1);
    --schatten-hover: 0 8px 25px rgba(102, 126, 234, 0.35);
}

/* Kopf mit Gradient, sticky */
.kopf { background: var(--grad); color: #fff; padding: 12px 20px;
        box-shadow: var(--schatten); position: sticky; top: 0; z-index: 1000; }
.kopf-inhalt { max-width: 1100px; margin: 0 auto; display: flex;
        align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.kopf h1 { font-size: 1.25rem; }
.kopf h1 .punkt { color: #ffd54f; }
.kopf nav { display: flex; gap: 6px; flex-wrap: wrap; }
.kopf nav a { color: #fff; text-decoration: none; padding: 8px 14px;
        border-radius: 6px; font-size: .95rem; transition: background .3s; }
.kopf nav a:hover { background: rgba(255,255,255,0.2); }
.kopf nav a.aktiv { background: rgba(255,255,255,0.25); }

/* Baustellen-Hinweis */
.baustelle { background: #fff3cd; color: #856404; border-bottom: 1px solid #ffeeba;
             text-align: center; padding: 8px 16px; font-size: .9rem; }

/* Hero mit Partikel-Canvas */
.hero { position: relative; background: var(--grad); color: #fff;
        overflow: hidden; }
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-text { position: relative; max-width: 1100px; margin: 0 auto;
        padding: 70px 20px 80px; }
.hero-text h2 { font-size: 2.2rem; margin-bottom: 10px; }
.hero-text .tipp { font-size: 1.25rem; min-height: 1.6em; opacity: .95; }
.hero-text .tipp::after { content: "|"; animation: blink 1s step-end infinite;
        margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }
.hero-text p.unter { margin-top: 16px; max-width: 60ch; opacity: .85; }

.inhalt { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* Abschnitte */
section { padding: 44px 0 10px; scroll-margin-top: 70px; }
section h2 { font-size: 1.7rem; color: #333; margin-bottom: 6px; }
section h2::after { content: ""; display: block; width: 60px; height: 4px;
        background: var(--grad); border-radius: 2px; margin-top: 8px; }
section .einleitung { color: #666; margin: 12px 0 20px; }
h3 { color: #444; font-size: 1.15rem; margin: 22px 0 12px; }

/* Karten: Schatten + Hover-Lift */
.karten { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
          gap: 20px; }
.karte { background: #fff; border-radius: 10px; padding: 25px;
         box-shadow: var(--schatten);
         transition: transform .3s, box-shadow .3s; }
.karte:hover { transform: translateY(-4px); box-shadow: var(--schatten-hover); }
.karte .symbol { font-size: 1.8rem; margin-bottom: 10px; display: block; }
.karte h4 { color: #333; margin-bottom: 8px; font-size: 1.05rem; }
.karte p { font-size: .92rem; color: #555; line-height: 1.5; }
.karte .mehr { display: inline-block; margin-top: 12px; color: var(--blau);
               text-decoration: none; font-weight: bold; font-size: .92rem; }
.karte .mehr:hover { text-decoration: underline; }

/* Buttons */
.knopf { display: inline-block; background: var(--grad); color: #fff;
         border: none; border-radius: 6px; padding: 12px 24px;
         font-size: 1rem; font-weight: bold; text-decoration: none;
         cursor: pointer; transition: transform .3s, box-shadow .3s; }
.knopf:hover { transform: translateY(-2px); box-shadow: var(--schatten-hover); }

.hinweis { background: #d1ecf1; border: 1px solid #bee5eb; color: #0c5460;
           padding: 15px; border-radius: 6px; margin: 16px 0; font-size: .9rem; }

/* Scroll-Reveal */
.reveal { opacity: 0; transform: translateY(24px);
          transition: opacity .6s ease, transform .6s ease; }
.reveal.sichtbar { opacity: 1; transform: none; }

/* Fuß */
.fuss { margin-top: 50px; padding: 20px; text-align: center;
        font-size: .8rem; color: #888; background: #fff;
        box-shadow: 0 -2px 10px rgba(0,0,0,0.05); }
.fuss a { color: #888; }

/* Unterseiten */
.textseite { background: #fff; border-radius: 10px; padding: 30px;
             box-shadow: var(--schatten); margin-top: 30px; }
.textseite h2 { margin-bottom: 14px; }
.textseite p { margin-bottom: 10px; font-size: .95rem; line-height: 1.55; }

/* Reduzierte Bewegung respektieren */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .karte, .knopf { transition: none; }
    .hero-text .tipp::after { animation: none; }
}

@media (max-width: 700px) {
    .hero-text h2 { font-size: 1.6rem; }
    .hero-text { padding: 50px 20px 60px; }
}