/* Material Cloud – Stylesheet
   Design-Inspiration: OCHSNER SPORT – kräftiges Rot/Schwarz auf Weiss,
   fette grossgeschriebene athletische Typografie, kantige Flächen. */
:root{
  --bg:#ffffff; --surface:#ffffff; --surface-2:#f3f4f6; --surface-3:#ebedf0;
  --ink:#15171c; --ink-soft:#3a3d44; --muted:#6b7280; --line:#e4e6ea;
  --primary:#bfefff; --primary-d:#a3e2f7; --primary-ink:#1577a0; --on-primary:#08405a; --accent:#15171c;
  --ok:#1f9d55; --warn:#d97706; --err:#e2001a; --err-d:#b80016;
  --radius:8px; --radius-sm:5px;
  --shadow:0 1px 2px rgba(0,0,0,.05),0 6px 18px rgba(0,0,0,.06);
  --shadow-lg:0 16px 44px rgba(0,0,0,.16);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Archivo','Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;font-size:16px}
a{color:var(--primary-ink);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2{font-family:var(--display);font-weight:800;line-height:1.04;letter-spacing:.01em;text-transform:uppercase;margin:.2em 0 .45em}
h3{font-family:var(--display);font-weight:700;line-height:1.15;letter-spacing:-.005em;margin:.2em 0 .35em}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.35rem,2.6vw,1.9rem)}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.center{text-align:center}
.ta-right{text-align:right}
.link{color:var(--primary-ink);font-weight:600}
.empty{color:var(--muted);padding:2rem 0;text-align:center}

/* ---------- Topbar ---------- */
.topbar{position:sticky;top:0;z-index:50;background:#fff;border-top:3px solid var(--primary-ink);border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px}
.brand:hover{text-decoration:none}
.brand-mark{display:flex}
.brand-text{font-family:var(--display);font-weight:800;text-transform:uppercase;letter-spacing:.02em;font-size:1.15rem;color:var(--primary-ink)}
.brand-text strong{color:var(--ink);font-weight:800}
.mainnav{display:flex;align-items:center;gap:20px;margin-left:auto}
.mainnav a{color:var(--ink);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.03em}
.mainnav a:not(.cta):not(.cta-ghost):hover{color:var(--primary-ink);text-decoration:none}
.mainnav a.cta{background:var(--primary);color:var(--on-primary);padding:9px 16px;border-radius:var(--radius-sm)}
.mainnav a.cta:hover{background:var(--primary-d);text-decoration:none}
.mainnav a.cta-ghost{border:2px solid var(--ink);padding:7px 16px;border-radius:var(--radius-sm)}
.mainnav a.cta-ghost:hover{background:var(--ink);color:#fff;text-decoration:none}
.nav-user{display:flex;align-items:center;gap:8px}
.nav-user-link{display:flex}
.nav-user-link:hover{text-decoration:none}
.nav-user-meta{font-size:.8rem;color:var(--muted);text-transform:none;letter-spacing:0}
.nav-toggle{display:none;margin-left:auto;background:none;border:2px solid var(--ink);border-radius:var(--radius-sm);font-size:1.2rem;padding:3px 11px;cursor:pointer}
.avatar{width:32px;height:32px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:.78rem;font-weight:700;flex:none}
.avatar.emoji{background:var(--surface-2);font-size:1.1rem}
.avatar.sm{width:24px;height:24px;font-size:.66rem}
.avatar.sm.emoji{font-size:.95rem}
.avatar.lg{width:54px;height:54px;font-size:1.1rem}
.avatar.lg.emoji{font-size:1.7rem}
.avatar.xl{width:72px;height:72px;font-size:1.5rem}
.avatar.xl.emoji{font-size:2.2rem}
.avatar.xxl{width:96px;height:96px;font-size:2.4rem;border:3px solid #fff;box-shadow:var(--shadow)}
.avatar.xxl.emoji{font-size:3rem}
.role-pill{font-size:.66rem;padding:3px 8px;border-radius:3px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;background:var(--surface-3);color:var(--ink-soft)}
.role-lehrer{background:var(--primary);color:var(--on-primary)}
.role-admin,.role-superadmin{background:var(--ink);color:#fff}
.role-lernende{background:#15171c0f;color:var(--ink)}

/* ---------- Flash ---------- */
.flash{padding:11px 0;font-size:.9rem;font-weight:600}
.flash-success{background:#e7f6ee;color:#0f7a40}
.flash-error{background:#fdeaec;color:var(--err-d)}
.flash-warn{background:#fff5e6;color:#92510a}
.flash-info{background:#eef1f5;color:#1f2937}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;border:2px solid transparent;border-radius:var(--radius-sm);padding:11px 22px;font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.03em;font-size:.86rem;cursor:pointer;transition:.14s;line-height:1}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-d);border-color:var(--primary-d)}
.btn-ghost{background:#fff;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-sm{padding:7px 14px;font-size:.76rem}
.mini{font-family:var(--font);font-size:.78rem;font-weight:600;padding:5px 11px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm);cursor:pointer;color:var(--ink)}
.mini:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.mini.danger{color:var(--err)}
.mini.danger:hover{border-color:var(--err);background:var(--err);color:#fff}

/* ---------- Hero ---------- */
.hero{background:var(--surface-2);border-bottom:1px solid var(--line);padding:54px 0 44px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-40%;right:-6%;width:42%;height:180%;background:var(--primary);opacity:.06;transform:skewX(-12deg)}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;position:relative}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.74rem;font-weight:800;color:var(--primary-ink);margin:0 0 10px;font-family:var(--display)}
.hero h1{font-size:clamp(2.3rem,5.4vw,4rem);margin:0;letter-spacing:0}
.hero .accent{color:var(--primary-ink)}
.lead{font-size:1.08rem;color:var(--ink-soft);margin:16px 0 24px;max-width:46ch}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:30px;margin-top:30px}
.hero-stats strong{display:block;font-family:var(--display);font-size:1.9rem;font-weight:800;color:var(--ink)}
.hero-stats span{font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.hero-visual{height:340px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}

/* ---------- Sections ---------- */
.section{padding:44px 0}
.section.narrow{max-width:700px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;border-bottom:2px solid var(--ink);padding-bottom:10px}
.section-head h1,.section-head h2{margin:0}

/* ---------- Material grid ---------- */
.mat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:14px}
.mat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 16px;display:flex;flex-direction:column;gap:4px;position:relative;overflow:hidden;transition:.16s;border-top:4px solid var(--mc,var(--primary))}
.mat-card:hover{text-decoration:none;box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:var(--line);border-top-color:var(--mc,var(--primary))}
.mat-card .mat-icon{font-size:1.9rem;line-height:1}
.mat-icon{display:inline-flex}
.mat-icon.sm{font-size:1.1rem}.mat-icon.xs{font-size:.95rem}
.mat-name{font-family:var(--display);font-weight:700;font-size:1.08rem;color:var(--ink)}
.mat-cat{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.mat-count{margin-top:6px;font-size:.78rem;color:var(--primary-ink);font-weight:700;text-transform:uppercase;letter-spacing:.03em}

/* ---------- How ---------- */
.how{border-top:1px solid var(--line)}
.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:10px}
.how-card{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.how-num{display:inline-flex;width:38px;height:38px;border-radius:var(--radius-sm);background:var(--primary);color:var(--on-primary);align-items:center;justify-content:center;font-weight:800;font-family:var(--display);font-size:1.1rem}
.how-card h3{margin:14px 0 6px}
.how-card p{margin:0;color:var(--muted);font-size:.94rem}

/* ---------- Filter / chips ---------- */
.filter-bar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:20px}
.filter-bar input[type=search],.filter-bar select{padding:9px 13px;border:1px solid var(--line);border-radius:var(--radius-sm);font:inherit;background:#fff}
.chips{display:flex;gap:7px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm);padding:6px 13px;font:inherit;font-size:.82rem;font-weight:600;cursor:pointer;color:var(--ink-soft)}
.chip:hover{border-color:var(--ink)}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---------- Map ---------- */
.map-page{display:flex;flex-direction:column}
.map-toolbar{border-bottom:1px solid var(--line);background:#fff;padding:16px 0}
.map-toolbar-inner{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;flex-wrap:wrap}
.map-toolbar h1{margin:0;font-size:1.7rem}
.map-toolbar p{margin:4px 0 0}
.map-filters{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.map-filters label{font-size:.78rem;color:var(--muted);display:flex;flex-direction:column;gap:3px;text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.map-filters select{padding:8px 11px;border:1px solid var(--line);border-radius:var(--radius-sm);font:inherit;background:#fff;color:var(--ink);text-transform:none;letter-spacing:0;font-weight:400}
.map-filters .check{flex-direction:row;align-items:center;gap:6px}
.map-canvas-wrap{position:relative;height:calc(100vh - 200px);min-height:460px;background:radial-gradient(circle at 1px 1px,#e4e6ea 1px,transparent 0) 0 0/26px 26px,#fff}
.map-canvas{width:100%;height:100%;cursor:grab}
.map-canvas:active{cursor:grabbing}
.map-canvas svg{width:100%;height:100%;display:block}
.map-legend{position:absolute;left:16px;bottom:16px;display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px 12px;font-size:.78rem;font-weight:600}
.lg{display:flex;align-items:center;gap:6px;color:var(--muted)}
.lg::before{content:"";width:12px;height:12px;border-radius:50%}
.lg-mat::before{background:var(--primary-ink)}
.lg-empty::before{background:transparent;border:2px dashed var(--primary-ink);box-sizing:border-box}
.lg-sub::before{background:var(--ink);border-radius:2px}
.lg-rel::before{background:none;width:16px;height:2px;border-top:2px dashed #9aa0aa;border-radius:0}
.map-info{position:absolute;right:16px;top:16px;width:240px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow-lg)}
.node{cursor:pointer}
.node text{font-family:var(--font);pointer-events:none}
.link-line{stroke:#c3cad9;stroke-opacity:.7}
.link-line.rel{stroke-dasharray:4 4;stroke:#a9b2c6}
.dim{opacity:.12}

/* ---------- Material detail ---------- */
.material-hero{background:var(--surface-2);border-bottom:1px solid var(--line);padding:26px 0 32px;position:relative}
.material-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--mc,var(--primary))}
.material-hero-inner{display:grid;grid-template-columns:1.4fr .8fr;gap:30px;align-items:center}
.back{font-size:.78rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.mh-title{display:flex;align-items:center;gap:14px;margin:12px 0}
.mh-icon{font-size:2.6rem;width:66px;height:66px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.mh-title h1{margin:0}
.mh-desc{color:var(--ink-soft);max-width:60ch}
.mh-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:10px}
.related-inline{font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;font-weight:600}
.related-inline a{margin-left:6px;text-transform:none}
.mh-graph{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:8px}
.mh-graph #material-graph{height:230px}
.mh-graph p{margin:2px 0 6px;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;font-weight:600}

.subject-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.stab{border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm);padding:7px 14px;font:inherit;font-size:.84rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:7px;color:var(--ink)}
.stab .dot{width:9px;height:9px;border-radius:50%}
.stab:hover{border-color:var(--ink)}
.stab.active{background:var(--ink);color:#fff;border-color:var(--ink)}

.contrib-list{display:flex;flex-direction:column;gap:16px}
.contrib{display:flex;gap:18px;align-items:stretch;background:#fff;border:1px solid var(--line);border-left:5px solid var(--sc,var(--primary));border-radius:var(--radius);padding:18px 20px}
.contrib-thumb{flex:0 0 190px;align-self:stretch;min-height:160px;border-radius:var(--radius-sm);border:1px solid var(--line);overflow:hidden;display:block}
.contrib-main{flex:1;min-width:0}
/* Mustermuster-Platzhalter, wenn kein Bild hochgeladen wurde */
.thumb-ph{position:relative;display:flex;align-items:center;justify-content:center;background:var(--ph,#1577a0);overflow:hidden}
.thumb-ph::before{content:"";position:absolute;inset:0;background:rgba(255,255,255,.84)}
.thumb-ph::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(45deg,rgba(0,0,0,.06) 0 7px,transparent 7px 16px)}
.thumb-ph .ph-icon{position:relative;z-index:1;font-size:2.4rem;opacity:.6}
.thumb-ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:2}
.contrib-head{display:flex;gap:12px;align-items:flex-start}
.subject-badge{flex:none;min-width:36px;height:36px;padding:0 6px;border-radius:var(--radius-sm);color:#fff;font-size:.7rem;font-weight:800;display:flex;align-items:center;justify-content:center;letter-spacing:.02em}
.contrib-meta{flex:1;min-width:0}
.contrib-meta h3{margin:0;font-size:1.14rem}
.author-line{display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.84rem}
.author-link{display:inline-flex;align-items:center;gap:5px;color:var(--ink);font-weight:700}
.author-link:hover{text-decoration:none;color:var(--primary-ink)}
.author-link .avatar.sm{width:22px;height:22px}
.award-display{margin-left:auto;align-self:flex-start;flex:none}
.trophies{font-size:.95rem;letter-spacing:1px;white-space:nowrap}
.contrib-body{margin:12px 0}
.contrib-body p{margin:.4em 0}
.contrib-img{border-radius:var(--radius);border:1px solid var(--line);max-height:440px;object-fit:cover;width:100%}
.contrib-img.cover{aspect-ratio:16/7;max-height:260px;margin-bottom:12px}
.contrib-video{width:100%;border-radius:var(--radius);background:#000}
.video-embed{position:relative;padding-top:56.25%;border-radius:var(--radius);overflow:hidden;background:#000}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.caption{font-size:.9rem;color:var(--muted)}
.link-card{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;color:var(--ink)}
.link-card:hover{border-color:var(--primary-ink);text-decoration:none}
.link-ico{font-size:1.3rem}
.link-go{margin-left:auto;color:var(--muted)}
.contrib-foot{display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:12px;margin-top:4px;flex-wrap:wrap}
.like-btn,.comment-toggle{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:5px 12px;font:inherit;font-size:.84rem;font-weight:600;cursor:pointer;color:var(--ink-soft)}
.like-btn:hover,.comment-toggle:hover{border-color:var(--ink)}
.like-btn.liked{color:var(--err);border-color:var(--err);background:#fdeaec}
.like-btn:disabled{opacity:.5;cursor:default}
.mod-actions{margin-left:auto;display:flex;gap:6px}
.badge-pending{font-size:.66rem;background:#fff5e6;color:#92510a;border-radius:3px;padding:2px 8px;margin-left:4px;font-weight:700;text-transform:uppercase;letter-spacing:.03em}
.badge-rejected{font-size:.66rem;background:#fdeaec;color:var(--err-d);border-radius:3px;padding:2px 8px;font-weight:700;text-transform:uppercase;letter-spacing:.03em}
.comments{margin-top:12px;border-top:1px dashed var(--line);padding-top:12px;display:flex;flex-direction:column;gap:10px}
.comment{display:flex;gap:9px;font-size:.9rem}
.comment-form{display:flex;gap:8px}
.comment-form input{flex:1;padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);font:inherit}
.empty-state{text-align:center;padding:44px 20px;background:var(--surface-2);border:1px dashed var(--line);border-radius:var(--radius)}

/* Pokal-Bewertung */
.award-control{display:inline-flex;align-items:center;gap:2px;margin-left:6px;padding-left:8px;border-left:1px solid var(--line)}
.award-label{font-size:.72rem;color:var(--muted);margin-right:4px;text-transform:uppercase;letter-spacing:.03em;font-weight:600}
.trophy-btn{background:none;border:none;cursor:pointer;font-size:1.05rem;line-height:1;padding:2px;filter:grayscale(1) opacity(.4);transition:.12s}
.trophy-btn:hover,.trophy-btn.on{filter:none}
.award-control:hover .trophy-btn{filter:grayscale(1) opacity(.4)}
.award-control:hover .trophy-btn:hover,.award-control:hover .trophy-btn:hover ~ .trophy-btn{filter:none}
.trophy-clear{background:none;border:none;cursor:pointer;color:var(--muted);font-size:.8rem;margin-left:4px}
.trophy-clear:hover{color:var(--err)}

/* ---------- Bildergalerie ---------- */
.img-gallery{margin:14px 0 4px}
.ig-head{font-size:.74rem;font-weight:700;color:var(--muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}
.ig-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:8px}
.ig-thumb{aspect-ratio:1/1;border:1px solid var(--line);border-radius:var(--radius-sm);background-size:cover;background-position:center;cursor:pointer;padding:0;transition:.14s;position:relative}
.ig-thumb:hover{transform:scale(1.03);box-shadow:var(--shadow-lg);border-color:var(--primary-ink)}
@media (max-width:560px){.ig-grid{grid-template-columns:repeat(auto-fill,minmax(92px,1fr))}}
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(21,23,28,.86);display:none;align-items:center;justify-content:center;padding:24px}
.lightbox.open{display:flex}
.lb-inner{position:relative;max-width:900px;max-height:90vh;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.lb-img{display:block;max-width:100%;max-height:78vh;object-fit:contain;background:#000}
.lb-cap{padding:10px 16px;font-size:.84rem;color:var(--muted);display:flex;gap:10px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.lb-cap a{font-weight:700}
.lb-close{position:absolute;top:8px;right:8px;background:rgba(255,255,255,.92);border:none;border-radius:50%;width:34px;height:34px;font-size:1rem;cursor:pointer;line-height:1;box-shadow:var(--shadow)}
.lb-close:hover{background:#fff}

/* ---------- Feed ---------- */
.feed-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(244px,1fr));gap:14px}
.feed-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:6px;border-top:4px solid var(--mc,var(--primary));transition:.16s}
.feed-card:hover{text-decoration:none;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.fc-cover{display:block;width:100%;aspect-ratio:16/8;border-radius:var(--radius-sm);border:1px solid var(--line);margin-bottom:6px;overflow:hidden}
.fc-top{display:flex;justify-content:space-between;align-items:center}
.feed-card h3{margin:2px 0;font-size:1.02rem}
.fc-mat{font-size:.74rem;color:var(--muted);margin:0;text-transform:uppercase;letter-spacing:.03em;font-weight:600}
.fc-snippet{font-size:.88rem;color:var(--ink-soft);margin:2px 0;min-height:2.4em}
.fc-meta{font-size:.74rem;color:var(--muted);margin-top:auto}

/* ---------- Forms / cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:18px}
.form{display:flex;flex-direction:column;gap:14px}
.form label{display:flex;flex-direction:column;gap:5px;font-size:.78rem;font-weight:700;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.03em}
.form input,.form select,.form textarea{padding:10px 13px;border:1px solid var(--line);border-radius:var(--radius-sm);font:var(--font);font-size:1rem;background:#fff;color:var(--ink);text-transform:none;letter-spacing:0;font-weight:400;font-family:var(--font)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--primary-ink);outline-offset:0;border-color:var(--primary-ink)}
.form textarea{resize:vertical}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-items:end}
.check{flex-direction:row!important;align-items:center;gap:8px;font-weight:600!important;text-transform:none!important;letter-spacing:0!important;font-size:.92rem!important}
.type-picker{display:flex;gap:8px;flex-wrap:wrap}
.tp{position:relative}
.tp input{position:absolute;opacity:0}
.tp span{display:block;border:1px solid var(--line);border-radius:var(--radius-sm);padding:9px 14px;cursor:pointer;font-weight:600;font-size:.9rem;text-transform:none}
.tp input:checked+span{border-color:var(--primary-ink);background:#eaf7fd;color:var(--primary-ink)}
.auth-card{max-width:420px;margin:0 auto}
.demo-box{max-width:520px;margin:20px auto 0;background:var(--surface-2);border:1px dashed var(--line);border-radius:var(--radius);padding:16px}
.demo-table{width:100%;border-collapse:collapse;font-size:.84rem;margin:8px 0}
.demo-table td{padding:4px 6px;border-bottom:1px solid var(--line)}

/* ---------- Eigenes Profil ---------- */
.profile-head{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.profile-name{font-size:1.25rem;font-family:var(--display);text-transform:uppercase;letter-spacing:.01em}
.profile-stats{margin-left:auto;display:flex;gap:22px}
.profile-stats strong{display:block;font-family:var(--display);font-size:1.4rem;font-weight:800}
.profile-stats span{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.avatar-grid{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0}
.avatar-opt{background:none;border:2px solid transparent;border-radius:50%;padding:2px;cursor:pointer;line-height:0}
.avatar-opt:hover{border-color:var(--line)}
.avatar-opt.sel{border-color:var(--primary-ink)}
.avatar-opt .avatar{width:44px;height:44px;font-size:1.5rem}
.profile-contribs{display:flex;flex-direction:column;gap:6px}
.pc-row{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--ink)}
.pc-row:hover{text-decoration:none;border-color:var(--ink);background:var(--surface-2)}
.pc-main{flex:1;min-width:0}.pc-right{flex:none;text-align:right}

/* ---------- Öffentliches Profil ---------- */
.profile-hero{background:var(--surface-2);border-bottom:1px solid var(--line);padding:34px 0;position:relative}
.profile-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--primary-ink)}
.profile-hero-inner{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.ph-meta h1{margin:0 0 6px}
.ph-stats{display:flex;gap:26px;margin-top:14px}
.ph-stat strong{display:block;font-family:var(--display);font-size:1.5rem;font-weight:800}
.ph-stat span{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}

/* ---------- Admin ---------- */
.admin-tabs{display:flex;gap:4px;border-bottom:2px solid var(--ink);margin-bottom:22px;flex-wrap:wrap}
.atab{padding:9px 16px;color:var(--muted);font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;border-bottom:3px solid transparent;margin-bottom:-2px}
.atab.active{color:var(--primary-ink);border-color:var(--primary-ink)}
.atab:hover{text-decoration:none;color:var(--ink)}
.admin-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.admin-table th,.admin-table td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:.9rem;vertical-align:middle}
.admin-table th{background:var(--surface-2);font-weight:700;color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.05em}
.admin-row{display:flex;justify-content:space-between;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 16px;margin-bottom:8px}
.inline-actions{display:inline-flex;gap:6px;align-items:center;margin:0}
.inline-actions select{padding:6px 10px;border:1px solid var(--line);border-radius:var(--radius-sm);font:inherit;font-size:.84rem}
.editor{margin:10px 0 18px}
.editor.inline{display:inline-block;margin:0}
.editor summary{cursor:pointer;font-weight:700;color:var(--primary-ink);font-size:.84rem;padding:4px 0;text-transform:uppercase;letter-spacing:.03em}
.editor[open]{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-top:8px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block}

/* ---------- Footer ---------- */
.footer{border-top:3px solid var(--ink);background:var(--surface-2);margin-top:44px}
.footer-inner{display:flex;justify-content:space-between;gap:12px;padding:22px 0;font-size:.8rem;color:var(--muted);flex-wrap:wrap;text-transform:uppercase;letter-spacing:.03em;font-weight:600}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .hero-inner,.material-hero-inner{grid-template-columns:1fr}
  .hero-visual{height:240px;order:-1}
  .how-grid{grid-template-columns:1fr}
  .mh-graph{display:none}
  .nav-toggle{display:block}
  .mainnav{display:none;position:absolute;top:67px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 20px}
  body.nav-open .mainnav{display:flex}
  .mainnav a,.nav-user{padding:11px 0;border-bottom:1px solid var(--line)}
  .nav-user{order:-1}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .map-canvas-wrap{height:70vh}
  .profile-stats{margin-left:0;width:100%}
}

/* ---------- Profilbild (Upload) ---------- */
.avatar.img{overflow:hidden;background:none;padding:0}
.avatar.img img{width:100%;height:100%;object-fit:cover;border-radius:50%;display:block}
.avatarimg-row{display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap}
.avatarimg-form{flex:1;min-width:240px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}

/* Beitragsbild links: auf schmalen Bildschirmen oben stapeln */
@media (max-width:860px){
  .contrib{flex-direction:column;gap:12px}
  .contrib-thumb{flex:none;width:100%;align-self:auto;aspect-ratio:16/7;min-height:0}
}

/* Bearbeiten-Link (als Button gestylt) + aktuelle Bildvorschau */
a.mini{text-decoration:none;display:inline-block}
a.mini:hover{text-decoration:none}
.current-thumb{display:flex;align-items:center;gap:10px;margin-top:4px}
.current-thumb img{height:58px;width:92px;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--line)}

/* ---------- Bild-Manager (Beitragsformular) ---------- */
.img-manager{border:1px dashed var(--line);border-radius:var(--radius);padding:14px;background:var(--surface-2)}
.img-grid{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:10px}
.img-grid:empty{display:none}
.img-tile{position:relative;width:110px;height:110px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);background:#fff;cursor:grab}
.img-tile.dragging{opacity:.4}
.img-tile.over{outline:2px solid var(--primary-ink);outline-offset:1px}
.img-tile img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.img-del{position:absolute;top:3px;right:3px;width:22px;height:22px;border:none;border-radius:50%;background:rgba(21,23,28,.7);color:#fff;cursor:pointer;font-size:.95rem;line-height:1;display:flex;align-items:center;justify-content:center}
.img-del:hover{background:var(--err)}
.img-move{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;background:rgba(255,255,255,.85)}
.img-move button{border:none;background:none;cursor:pointer;font-size:.8rem;padding:2px 7px;color:var(--ink)}
.img-move button:disabled{opacity:.3;cursor:default}
.img-badge{position:absolute;top:3px;left:3px;background:var(--primary);color:var(--on-primary);font-size:.58rem;font-weight:700;padding:1px 6px;border-radius:3px;text-transform:uppercase;letter-spacing:.03em}
.img-count{margin-left:8px}
.img-count.warn{color:var(--err);font-weight:600}

/* ---------- Hochgeladene Bildergalerie am Beitrag ---------- */
.user-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:8px;margin:12px 0 2px}
.ug-tile{aspect-ratio:1/1;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);display:block}
.ug-tile img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .15s}
.ug-tile:hover img{transform:scale(1.05)}

/* ---------- Footer-Navigation ---------- */
.footer-nav{display:flex;flex-wrap:wrap;gap:34px;padding:26px 0 8px}
.footer-col{display:flex;flex-direction:column;gap:7px}
.footer-col strong{font-family:var(--display);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem;margin-bottom:3px;color:var(--ink)}
.footer-col a{color:var(--muted);font-size:.86rem}
.footer-col a:hover{color:var(--primary-ink);text-decoration:none}

/* ---------- Blog ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.blog-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.16s}
.blog-card:hover{text-decoration:none;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.blog-card-cover{display:block;width:100%;aspect-ratio:16/9;background:linear-gradient(135deg,var(--primary-ink,#1577a0),#0a3650);background-size:cover;background-position:center}
.blog-card-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px}
.blog-card-date{font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.blog-card h2{font-size:1.18rem;margin:0;text-transform:none;line-height:1.25}
.blog-card p{margin:0;color:var(--ink-soft);font-size:.92rem}
.blog-card-more{margin-top:auto;color:var(--primary-ink);font-weight:700;font-size:.86rem}
.blog-cover{width:100%;aspect-ratio:16/6;border-radius:var(--radius);background:linear-gradient(135deg,var(--primary-ink,#1577a0),#0a3650);background-size:cover;background-position:center;margin:10px 0 18px;border:1px solid var(--line)}
.blog-single .blog-meta{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-weight:600;margin-bottom:4px}
.blog-single h1{text-transform:none}
.article-body{font-size:1.05rem;line-height:1.7;color:var(--ink)}
.article-body h2{text-transform:none;margin-top:1.4em;font-size:1.5rem}
.article-body h3{margin-top:1.2em;font-size:1.2rem}
.article-body ul{padding-left:1.2em}
.article-body li{margin:.3em 0}
.article-body p{margin:.8em 0}
hr.soft{border:none;border-top:1px solid var(--line);margin:28px 0}
.blog-admin-actions{margin-top:18px}

/* ---------- Wissenslandkarte: Ansichten-Umschalter ---------- */
.map-views{display:flex;gap:6px}
.mapview-btn{font-family:var(--display);font-weight:700;font-size:.82rem;padding:8px 14px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm);cursor:pointer;color:var(--ink)}
.mapview-btn.active{background:var(--primary);border-color:var(--primary-d);color:var(--on-primary)}
.map-filters-bar{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;padding-top:12px;padding-bottom:4px}
.view-hint{max-width:64ch;margin:0}

/* ---------- Rohstoff-System (Baum) ---------- */
.rtree-legend{display:flex;flex-wrap:wrap;gap:14px;margin:8px 0 16px;font-size:.8rem}
.rl{display:inline-flex;align-items:center;gap:6px;color:var(--ink-soft)}
.rl::before{content:"";width:14px;height:14px;border-radius:3px;border:1px solid rgba(0,0,0,.15)}
.rl-primary::before{background:#f0a33c}
.rl-secondary::before{background:#a9a6d6}
.rl-cat::before{background:#f6df6a}
.rl-recycle::before{background:#a9cbe6}
.rl-chip::before{background:#fff;border:1px dashed var(--primary-ink)}
.rtree-scroll{overflow-x:auto;padding:10px 4px 22px}
.rtree, .rtree ul{list-style:none;margin:0;padding:0}
.rtree{display:inline-flex;justify-content:center}
.rtree ul{position:relative;display:flex;justify-content:center;padding-top:24px}
.rtree li{position:relative;text-align:center;padding:24px 5px 0}
.rtree li::before,.rtree li::after{content:"";position:absolute;top:0;right:50%;width:50%;height:24px;border-top:2px solid #c7d2da}
.rtree li::after{right:auto;left:50%;border-left:2px solid #c7d2da}
.rtree li:only-child::before,.rtree li:only-child::after{display:none}
.rtree li:only-child{padding-top:24px}
.rtree li:first-child::before,.rtree li:last-child::after{border:0 none}
.rtree li:last-child::before{border-right:2px solid #c7d2da;border-radius:0 6px 0 0}
.rtree li:first-child::after{border-radius:6px 0 0 0}
.rtree ul ul::before{content:"";position:absolute;top:0;left:50%;width:0;height:24px;border-left:2px solid #c7d2da}
.rtree > li, .rtree > ul{padding-top:0}
.rtree > li::before, .rtree > li::after{display:none}

.rnode{display:inline-flex;flex-direction:column;gap:2px;min-width:96px;max-width:186px;padding:7px 11px;border-radius:9px;border:1px solid rgba(0,0,0,.12);box-shadow:0 1px 2px rgba(0,0,0,.08);background:#fff;text-align:center;vertical-align:top}
.rnode-label{font-family:var(--display);font-weight:700;font-size:.82rem;line-height:1.2;color:#15171c}
.rnode-note{font-size:.68rem;color:#444;font-weight:600}
.rnode-ex{font-size:.68rem;color:rgba(0,0,0,.55)}
.rnode-mats{display:flex;flex-wrap:wrap;gap:5px;margin-top:6px;justify-content:center}
.rchip{display:inline-block;background:#fff;border:1px solid var(--primary-ink);color:var(--primary-ink);border-radius:20px;padding:2px 9px;font-size:.72rem;font-weight:600;text-decoration:none;white-space:nowrap}
.rchip:hover{background:var(--primary-ink);color:#fff;text-decoration:none}
.rnode-root{background:#fff}
.rnode-primary{background:#f0a33c;border-color:#d98920}
.rnode-secondary{background:#a9a6d6;border-color:#8f8bc4}
.rnode-cat{background:#f6df6a;border-color:#e6c94a}
.rnode-recycle{background:#a9cbe6;border-color:#8bb6d8}

/* ---------- Registrierung: Schulhaus-Hinweis ---------- */
.school-info{border-radius:8px;padding:9px 12px;font-size:.86rem;margin:2px 0 8px;line-height:1.35}
.school-info.ok{background:#e6f7ee;border:1px solid #bfe6cf;color:#1a7a45}
.school-info.neu{background:#eef6fb;border:1px solid #bfe0f2;color:#1577a0}

[hidden]{display:none!important}

/* ---------- Rohstoff-System: Topbar, Zoom-Viewport, +-Knopf ---------- */
.rtree-topbar{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin:2px 0 8px}
.plus-inline{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--primary-ink);color:#fff;font-weight:700;font-size:.8rem;line-height:1;vertical-align:middle}
.rtree-viewport{position:relative;height:72vh;min-height:440px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,#fbfdff,#f3f7fa);touch-action:none;cursor:grab;user-select:none}
.rtree-viewport.grabbing{cursor:grabbing}
.rtree-canvas{position:absolute;top:0;left:0;transform-origin:0 0;will-change:transform}
.rtree-controls{position:absolute;top:10px;right:10px;display:flex;flex-direction:column;gap:6px;z-index:5}
.rtree-controls button{width:34px;height:34px;border:1px solid var(--line);background:#fff;border-radius:8px;font-size:1.1rem;font-weight:700;cursor:pointer;box-shadow:0 1px 3px rgba(0,0,0,.12);color:var(--ink);display:flex;align-items:center;justify-content:center}
.rtree-controls button:hover{background:var(--primary);color:var(--on-primary);border-color:var(--primary-d)}
.rtree-hint-scroll{position:absolute;bottom:8px;left:10px;font-size:.72rem;color:var(--muted);background:rgba(255,255,255,.82);padding:2px 8px;border-radius:6px;pointer-events:none}
.rnode{position:relative}
.rnode-add{position:absolute;left:50%;bottom:-11px;transform:translateX(-50%);width:22px;height:22px;border-radius:50%;background:var(--primary-ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem;line-height:1;text-decoration:none;box-shadow:0 1px 3px rgba(0,0,0,.28);border:2px solid #fff;z-index:3}
.rnode-add:hover{background:#0f5f80;text-decoration:none;transform:translateX(-50%) scale(1.14)}
/* Kategorie-Hinweis im Beitrag-Formular */
.cat-hint{background:#eef6fb;border:1px solid #bfe0f2;color:#1577a0;border-radius:8px;padding:9px 12px;font-size:.9rem;margin:0 0 10px}