:root{--navy:#101c30;--navy2:#26354c;--blue:#416f99;--aqua:#69b9c0;--aqua-light:#dff1f0;--ink:#182131;--muted:#687283;--paper:#f4f6f4;--white:#fff;--line:#dbe5e3;--green:#28765e;--red:#9b332d;--shadow:0 18px 50px rgba(20,40,58,.09)}
*{box-sizing:border-box}html{min-height:100%;background:var(--paper)}body{min-height:100vh;margin:0;color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at 88% 1%,rgba(141,206,208,.28),transparent 31rem),linear-gradient(135deg,#f8faf9,var(--aqua-light))}button,input,textarea,select{font:inherit}a{color:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.kicker{margin:0 0 .65rem;color:var(--aqua);font-size:.76rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.kicker.dark{color:var(--blue)}h1,h2,h3,p{overflow-wrap:anywhere}h1{margin:0;font-size:clamp(3rem,7vw,5.7rem);line-height:.96;letter-spacing:-.065em}h1 em{color:var(--aqua);font-family:Georgia,serif;font-weight:400}h2{margin:.1rem 0 1rem;font-size:clamp(1.7rem,3vw,2.5rem);letter-spacing:-.045em}h3{letter-spacing:-.025em}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.75rem 1.15rem;border:0;border-radius:12px;text-decoration:none;font-weight:800;cursor:pointer}.button:disabled{opacity:.55;cursor:wait}.primary{background:var(--navy);color:#fff}.primary:hover{background:#1c3149}.secondary{border:1px solid var(--line);background:#fff;color:var(--navy)}.danger{background:#f8e9e7;color:var(--red)}
.auth-layout{width:min(1120px,calc(100% - 2rem));min-height:100vh;margin:auto;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:clamp(2rem,6vw,6rem);padding:3rem 0}.auth-brand>p:last-child{max-width:500px;color:#566678;font-size:1.15rem;line-height:1.6}.auth-card{padding:clamp(1.5rem,4vw,3rem);background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.85);box-shadow:var(--shadow)}.auth-card>p{color:var(--muted);line-height:1.5}.admin-login-link{display:inline-block;margin-top:1.4rem;color:var(--blue);font-size:.9rem;text-underline-offset:3px}.form-grid{display:grid;gap:1rem}.form-grid label{display:grid;gap:.45rem;font-weight:750}.form-grid small,.field-note{color:var(--muted);font-size:.82rem;font-weight:500;line-height:1.45}.form-grid input,.form-grid textarea,.form-grid select,.search-form input,.chat-form textarea,.chat-form select{width:100%;border:1px solid #cddbd6;background:#fbfdfc;color:var(--ink);padding:.78rem .9rem;border-radius:10px}.form-grid input:focus,.form-grid textarea:focus,.form-grid select:focus,.search-form input:focus,.chat-form textarea:focus,.chat-form select:focus{outline:3px solid rgba(105,185,192,.22);border-color:var(--aqua)}.form-grid textarea{resize:vertical;line-height:1.55}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.narrow{max-width:620px}.notice{margin:1rem 0;padding:.9rem 1rem;border-radius:10px;line-height:1.45}.notice.error{background:#fdeceb;color:#882923}.notice.success{background:#e5f4ec;color:#176041}.notice.warning{background:#fff3d8;color:#765715;border:1px solid #efdcae}
.topbar{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:0 max(1rem,calc((100% - 1160px)/2));background:rgba(255,255,255,.86);border-bottom:1px solid rgba(205,219,214,.85);backdrop-filter:blur(18px);position:sticky;top:0;z-index:10}.brand{text-decoration:none;font-size:1.05rem;font-weight:900;letter-spacing:.04em}.brand span{font-weight:550;color:var(--muted);letter-spacing:0}.topbar nav{display:flex;align-items:center;gap:1rem}.topbar nav a,.topbar nav button{border:0;background:none;color:var(--muted);font:inherit;font-size:.9rem;text-decoration:none;cursor:pointer}.topbar nav form{margin:0}.page{width:min(1160px,calc(100% - 2rem));margin:0 auto;padding:clamp(2rem,6vw,5rem) 0 4rem}.hero{display:grid;grid-template-columns:1fr auto;align-items:center;gap:2rem;padding:clamp(2rem,5vw,4rem);margin-bottom:1.25rem;color:#fff;background:radial-gradient(circle at 85% 0,rgba(105,185,192,.34),transparent 22rem),linear-gradient(125deg,var(--navy),var(--navy2));box-shadow:0 24px 70px rgba(16,28,48,.18)}.hero h1{font-size:clamp(2.9rem,7vw,5.7rem)}.privacy-badge{align-self:start;padding:.7rem .9rem;border:1px solid rgba(255,255,255,.23);background:rgba(255,255,255,.08);font-size:.78rem;font-weight:800;white-space:nowrap}
.assistant-panel,.wiki-section,.sources-section,.panel,.article-detail{margin-top:1.25rem;padding:clamp(1.2rem,3vw,2rem);background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.85);box-shadow:var(--shadow)}.assistant-head,.section-head{display:flex;align-items:center;justify-content:space-between;gap:1.25rem}.online-dot{width:12px;height:12px;border-radius:50%;background:#49a77e;box-shadow:0 0 0 7px rgba(73,167,126,.12)}.chat-messages{max-height:520px;min-height:190px;overflow:auto;display:flex;flex-direction:column;gap:.9rem;padding:1rem 0;border-top:1px solid var(--line)}.message{max-width:min(780px,88%);padding:.9rem 1rem;border-radius:16px;line-height:1.58}.message.assistant{align-self:flex-start;background:#edf5f3;border-bottom-left-radius:4px}.message.user{align-self:flex-end;background:var(--navy);color:#fff;border-bottom-right-radius:4px}.message.error{align-self:flex-start;background:#fdeceb;color:#882923}.message.user .message-text,.message.error .message-text{white-space:pre-wrap}.message-text p{margin:0 0 .72rem}.message-text p:last-child{margin-bottom:0}.message-text h4{margin:.15rem 0 .55rem;color:var(--navy);font-size:1rem}.message-text ul,.message-text ol{margin:.35rem 0 .75rem;padding-left:1.35rem}.message-text li+li{margin-top:.28rem}.message-text code{padding:.08rem .3rem;border-radius:4px;background:rgba(16,28,48,.08);font-size:.9em}.message-sources{display:grid;gap:.35rem;margin-top:.8rem;padding-top:.7rem;border-top:1px solid rgba(65,111,153,.18);font-size:.8rem}.message-sources a{color:var(--blue);text-underline-offset:2px}.speak-button{margin-top:.65rem;padding:0;border:0;background:transparent;color:var(--blue);font-size:.8rem;font-weight:750;cursor:pointer}.chat-form{padding-top:1rem;border-top:1px solid var(--line)}.chat-form textarea{resize:vertical;line-height:1.5}.chat-actions{display:grid;grid-template-columns:1fr auto auto;gap:.65rem;margin-top:.7rem}.mic{background:#e4f2ef;color:#1e6651}.mic[disabled]{cursor:wait}.search-form{display:flex;gap:.5rem;width:min(430px,100%)}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.85rem}.article-card{display:flex;flex-direction:column;min-height:210px;padding:1.25rem;border:1px solid var(--line);background:linear-gradient(145deg,#f5faf8,#fff);text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.article-card:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(20,40,58,.09)}.article-card>span{color:var(--blue);font-size:.72rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em}.article-card h3{margin:.65rem 0 .4rem}.article-card p{margin:0;color:var(--muted);line-height:1.48}.article-card small{margin-top:auto;padding-top:1rem;color:var(--blue)}.empty{padding:2rem;border:1px dashed var(--line);color:var(--muted)}.source-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem}.source-grid a{display:grid;gap:.4rem;padding:1.05rem;border:1px solid var(--line);text-decoration:none}.source-grid a:hover{border-color:var(--aqua)}.source-grid span,.source-grid small{color:var(--muted);line-height:1.4}.source-grid small{font-size:.72rem}.back-link{display:inline-block;margin-bottom:1rem;color:var(--blue);text-decoration:none}.article-detail{max-width:880px;margin:0 auto}.article-detail h1{font-size:clamp(2.5rem,6vw,4.8rem)}.article-summary{color:var(--muted);font-size:1.18rem;line-height:1.55}.article-body{margin-top:2rem;font-size:1.04rem;line-height:1.75}.article-detail footer{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--line);color:var(--muted);font-size:.82rem}
.admin-page{display:grid;gap:1.25rem}.admin-hero{display:flex;align-items:end;justify-content:space-between;gap:1rem;padding:2rem 0}.admin-hero h1{font-size:clamp(2.6rem,6vw,4.8rem)}.admin-hero p:last-child{color:var(--muted)}.admin-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:1.25rem}.panel{margin:0}.admin-list{display:grid}.admin-list a{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0;border-top:1px solid var(--line);text-decoration:none}.admin-list span{display:grid;gap:.25rem}.admin-list small{color:var(--muted)}.admin-list b{color:var(--blue);font-size:.78rem}.metric-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.metric-row div{display:grid;gap:.25rem;padding:1rem;background:#eff6f4}.metric-row strong{font-size:2rem}.metric-row span{color:var(--muted);font-size:.8rem}.danger-form{margin-top:1rem}.source-admin-list{display:grid}.source-admin-list>div{display:flex;align-items:flex-start;gap:.75rem;padding:1rem 0;border-top:1px solid var(--line)}.source-admin-list>div>div{display:grid;gap:.2rem}.source-admin-list a{color:var(--blue)}.source-admin-list small{color:var(--muted)}.source-state{width:10px;height:10px;margin-top:.28rem;border-radius:50%;background:#c8d1ce}.source-state.ok{background:#49a77e}.settings summary{cursor:pointer;font-weight:850}.settings form{margin-top:1.2rem}
@media(max-width:850px){.auth-layout{grid-template-columns:1fr;padding:2rem 0}.auth-brand{padding-top:2rem}.article-grid,.source-grid{grid-template-columns:1fr 1fr}.admin-grid{grid-template-columns:1fr}.hero{grid-template-columns:1fr}.privacy-badge{justify-self:start}.section-head{align-items:flex-start;flex-direction:column}.search-form{width:100%}}
@media(max-width:580px){.page{width:min(100% - 1rem,1160px)}.topbar{padding:.75rem;align-items:flex-start}.topbar nav{gap:.65rem;flex-wrap:wrap;justify-content:flex-end}.brand span{display:block}.two-columns,.article-grid,.source-grid{grid-template-columns:1fr}.chat-actions{grid-template-columns:1fr 1fr}.chat-actions select{grid-column:1/-1}.message{max-width:96%}.admin-hero{align-items:flex-start;flex-direction:column}.search-form{display:grid}.auth-layout{width:min(100% - 1rem,1120px)}.auth-card{padding:1.2rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Einheitliche Schrift und Formularsprache im gesamten PLDI-Portal. */
html body{font-family:"Segoe UI","Helvetica Neue",Arial,sans-serif}
.panel,.auth-card,.article-card,.source-card,.admin-card,input,textarea,select{border-radius:0}
.button{border-radius:999px}