/* =================================================================
   NOVA Journal — Virale Funktionen: Sprache, Trending, TOC, KI,
   Community, Newsletter, Chatbot, Suche
   ================================================================= */

/* ---- Sprachumschalter ---- */
.lang-switch{display:flex;gap:2px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:3px}
.lang-opt{font-size:12px;font-weight:700;padding:5px 8px;border-radius:7px;color:var(--text-faint);transition:.2s;line-height:1}
.lang-opt:hover{color:var(--text)}
.lang-opt.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}

/* ---- Trending-Liste ---- */
.trending-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.trending-list li{display:flex;align-items:center;gap:14px;padding:14px 18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);transition:.25s var(--ease)}
.trending-list li:hover{border-color:var(--cat,var(--accent));transform:translateY(-3px)}
.trending-num{font-family:'Sora';font-weight:800;font-size:26px;background:linear-gradient(135deg,var(--cat,var(--accent)),var(--accent-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;min-width:30px}
.trending-list a{font-weight:600;font-size:15px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---- Artikel-Layout mit TOC ---- */
.article-body.has-toc{max-width:760px}
@media(min-width:1100px){
  .article-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;align-items:start}
  .article-body.has-toc{margin:0;max-width:none}
}
.toc{display:none}
@media(min-width:1100px){.toc{display:block}}
.toc-sticky{position:sticky;top:100px}
.toc h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin-bottom:12px}
.toc nav{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--border);padding-left:14px}
.toc nav a{font-size:14px;color:var(--text-dim);padding:5px 0;transition:.2s;line-height:1.3}
.toc nav a:hover{color:var(--text)}
.toc nav a.active{color:var(--accent-2);font-weight:600}
.toc-progress{margin-top:16px;height:120px;width:3px;background:var(--surface-2);border-radius:3px;overflow:hidden;position:relative}
.toc-progress-bar{position:absolute;top:0;left:0;width:100%;height:0;background:linear-gradient(var(--accent),var(--accent-2));transition:height .1s}

/* ---- KI-Zusammenfassung ---- */
.ai-summary-box{background:linear-gradient(135deg,rgba(124,92,255,.1),rgba(0,212,255,.06));border:1px solid var(--border-strong);border-radius:var(--radius);padding:20px 22px;margin:8px 0 4px;max-width:760px}
.ai-summary-head{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-family:'Sora';font-weight:700}
.ai-summary-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:14px}
.ai-summary-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:9px 16px;border-radius:10px;font-weight:600;cursor:pointer;font-size:14px;transition:.2s}
.ai-summary-btn:hover{border-color:var(--accent)}
.ai-summary-btn.loading{opacity:.6;pointer-events:none}
.ai-bullet{position:relative;padding-left:24px;margin-bottom:10px;color:var(--text-dim);line-height:1.5}
.ai-bullet::before{content:"\2726";position:absolute;left:0;color:var(--accent-2)}

/* ---- Click-to-Tweet ---- */
.ctt{margin:34px 0;padding:24px 26px;background:var(--surface);border-left:3px solid var(--accent);border-radius:var(--radius-sm)}
.ctt-quote{font-family:'Sora';font-size:19px;font-weight:600;line-height:1.4;margin-bottom:14px}
.ctt-btn{display:inline-flex;align-items:center;gap:8px;background:#000;color:#fff;padding:9px 18px;border-radius:999px;font-weight:600;font-size:14px;transition:.2s}
.ctt-btn:hover{transform:translateY(-2px)}

/* ---- Engagement-Leiste (Likes + Bewertung) ---- */
.engage-bar{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-top:36px;padding:20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}
.engage-likes{display:flex;align-items:center;gap:14px}
.like-btn{display:inline-flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:10px 16px;border-radius:999px;font-weight:700;cursor:pointer;transition:.2s}
.like-btn:hover{border-color:var(--accent)}
.like-btn.liked{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent}
.like-btn.pop{animation:likepop .4s var(--ease)}
@keyframes likepop{0%{transform:scale(1)}40%{transform:scale(1.18)}100%{transform:scale(1)}}
.engage-meta{font-size:13px;color:var(--text-faint)}
.rate-widget{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.rate-label{font-size:13px;color:var(--text-dim)}
.stars{display:flex;gap:2px}
.star{background:none;border:none;font-size:24px;cursor:pointer;transition:.15s;line-height:1;color:#3a3a48}
.star.on{color:#ffb020}
.rate-widget:not(.done-rated) .star:hover{transform:scale(1.15)}
.rate-done{font-size:12px;color:var(--accent-2);font-weight:600}
.meta-rating{color:#ffb020;font-weight:600}
.meta-rating small{color:var(--text-faint)}

/* ---- Kommentare ---- */
.container-narrow{max-width:760px}
.comments-section{padding-top:10px}
.comments-title{font-size:26px;margin-bottom:24px}
.comments-count{color:var(--text-faint);font-weight:400}
.comment-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:28px}
.cf-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
@media(max-width:560px){.cf-row{grid-template-columns:1fr}}
.comment-form input,.comment-form textarea{width:100%;background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;padding:12px 14px;color:var(--text);font-family:inherit;font-size:15px}
.comment-form input:focus,.comment-form textarea:focus{outline:none;border-color:var(--accent)}
.comment-form textarea{resize:vertical;margin-bottom:14px}
.comment-form .hp{display:none}
.cf-foot{display:flex;align-items:center;gap:14px}
.cf-ok{color:var(--accent-2);font-size:14px;font-weight:600}
.comment-list{display:flex;flex-direction:column;gap:18px}
.no-comments{color:var(--text-faint)}
.comment{display:flex;gap:14px}
.comment-avatar{flex-shrink:0;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:#fff;font-family:'Sora'}
.comment-head{display:flex;align-items:baseline;gap:10px;margin-bottom:4px}
.comment-head span{font-size:13px;color:var(--text-faint)}
.comment-main p{color:var(--text-dim);line-height:1.6}

/* ---- Newsletter-Popup ---- */
.nl-popup{position:fixed;inset:0;z-index:200;background:rgba(5,5,9,.7);backdrop-filter:blur(6px);display:none;place-items:center;opacity:0;transition:opacity .3s;padding:20px;pointer-events:none}
.nl-popup[hidden]{display:none}
.nl-popup:not([hidden]){display:grid}
.nl-popup.open{opacity:1;pointer-events:auto}
.nl-popup-inner{position:relative;background:var(--bg-soft);border:1px solid var(--border-strong);border-radius:var(--radius);padding:34px 30px;max-width:430px;width:100%;text-align:center;box-shadow:var(--shadow);transform:translateY(20px) scale(.97);transition:transform .35s var(--ease)}
.nl-popup.open .nl-popup-inner{transform:none}
.nl-popup-close{position:absolute;top:12px;right:14px;background:none;border:none;color:var(--text-faint);font-size:26px;cursor:pointer;line-height:1}
.nl-popup-art{margin-bottom:14px}
.nl-popup-art img{margin:0 auto}
.nl-popup-inner h3{font-size:22px;margin-bottom:10px}
.nl-popup-inner p{color:var(--text-dim);margin-bottom:18px}
.nl-popup .newsletter-form{display:flex;flex-direction:column;gap:10px}
.nl-popup input{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:13px 15px;color:var(--text);font-size:15px;text-align:center}
.nl-popup input:focus{outline:none;border-color:var(--accent)}
.nl-popup-trust{display:block;margin-top:14px;font-size:12px;color:var(--text-faint)}
.newsletter-form .nl-ok{color:var(--accent-2);font-size:13px;font-weight:600}

/* ---- KI-Chatbot ---- */
.ai-fab{position:fixed;bottom:24px;right:24px;z-index:150;width:60px;height:60px;border-radius:50%;border:none;cursor:pointer;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 12px 30px -8px var(--accent);display:grid;place-items:center;transition:transform .25s var(--ease)}
.ai-fab:hover{transform:scale(1.08)}
.ai-fab.active{transform:scale(.9)}
.ai-fab-pulse{position:absolute;inset:0;border-radius:50%;background:var(--accent);opacity:.5;animation:fabpulse 2.4s infinite;z-index:-1}
@keyframes fabpulse{0%{transform:scale(1);opacity:.5}70%{transform:scale(1.6);opacity:0}100%{opacity:0}}
.ai-chat{position:fixed;bottom:96px;right:24px;z-index:151;width:370px;max-width:calc(100vw - 32px);height:520px;max-height:calc(100vh - 130px);background:var(--bg-soft);border:1px solid var(--border-strong);border-radius:var(--radius);box-shadow:var(--shadow);display:none;flex-direction:column;overflow:hidden;animation:chatin .3s var(--ease)}
.ai-chat[hidden]{display:none}
.ai-chat:not([hidden]){display:flex}
@keyframes chatin{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.ai-chat-head{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border);background:linear-gradient(135deg,rgba(124,92,255,.14),rgba(0,212,255,.08))}
.ai-chat-id{display:flex;align-items:center;gap:10px}
.ai-chat-avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:16px}
.ai-chat-id strong{display:block;font-size:15px}
.ai-chat-status{font-size:12px;color:#2dd4a7}
.ai-chat-close{background:none;border:none;color:var(--text-faint);font-size:24px;cursor:pointer;line-height:1}
.ai-chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.ai-msg{max-width:85%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.5}
.ai-msg-bot{background:var(--surface-2);border-bottom-left-radius:4px;align-self:flex-start}
.ai-msg-bot a{color:var(--accent-2);text-decoration:underline}
.ai-msg-user{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.ai-msg.typing{opacity:.6}
.ai-chat-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--border)}
.ai-chat-form input{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:11px 16px;color:var(--text);font-size:14px}
.ai-chat-form input:focus{outline:none;border-color:var(--accent)}
.ai-chat-form button{width:42px;height:42px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;cursor:pointer;display:grid;place-items:center;flex-shrink:0}

/* ---- KI-Live-Suche ---- */
.search-form{position:relative}
.ai-search-results{position:absolute;top:calc(100% + 10px);left:0;right:0;background:var(--bg-soft);border:1px solid var(--border-strong);border-radius:var(--radius-sm);box-shadow:var(--shadow);max-height:60vh;overflow-y:auto;z-index:95}
.ai-search-answer{padding:14px 16px;border-bottom:1px solid var(--border);color:var(--text-dim);font-size:14px;background:linear-gradient(135deg,rgba(124,92,255,.1),transparent)}
.ai-search-item{display:flex;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);transition:.15s}
.ai-search-item:hover{background:var(--surface)}
.ai-search-item img{width:54px;height:40px;object-fit:cover;border-radius:8px;flex-shrink:0}
.ai-search-item strong{display:block;font-size:14px;margin-bottom:2px}
.ai-search-item small{color:var(--text-faint);font-size:12px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.ai-search-empty{padding:16px;text-align:center;color:var(--text-faint)}