:root{
  --bg:#07111f;--panel:rgba(16,31,51,.82);--panel2:#132842;
  --text:#edf5ff;--muted:#9fb2c8;--accent:#67e8f9;--accent2:#a78bfa;
  --border:rgba(255,255,255,.10);--danger:#fb7185;--ok:#34d399;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,sans-serif;background:
radial-gradient(circle at top left,#16345a 0,transparent 35%),
radial-gradient(circle at top right,#33205c 0,transparent 28%),var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
.shell{min-height:100vh;display:grid;grid-template-columns:255px 1fr}
.sidebar{padding:24px 16px;background:rgba(4,12,24,.86);border-right:1px solid var(--border);backdrop-filter:blur(18px)}
.brand{font-size:22px;font-weight:900;margin:0 10px 26px}
.nav a{display:block;padding:12px 14px;margin:5px 0;border-radius:12px;color:var(--muted)}
.nav a:hover{background:var(--panel2);color:var(--text)}
.main{padding:28px}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}
.hero,.card{background:var(--panel);border:1px solid var(--border);border-radius:22px;box-shadow:0 18px 50px rgba(0,0,0,.25);backdrop-filter:blur(18px)}
.hero{padding:30px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:18px}
.card{padding:20px}
.badge{display:inline-flex;padding:7px 11px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent2));color:#06101d;font-weight:900}
input,textarea,button{width:100%;padding:13px;border-radius:12px;border:1px solid var(--border);background:#0c1a2c;color:var(--text);margin:7px 0}
button,.button{display:inline-block;background:linear-gradient(90deg,var(--accent),var(--accent2));color:#06101d;font-weight:900;border:0;padding:12px 16px;border-radius:12px;cursor:pointer}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:12px;border-bottom:1px solid var(--border)}
.flash{padding:12px 14px;border-radius:12px;margin-bottom:14px;background:var(--panel2)}
pre{white-space:pre-wrap;word-break:break-word;background:#07111f;padding:16px;border-radius:14px;max-height:60vh;overflow:auto}
@media(max-width:850px){.shell{grid-template-columns:1fr}.sidebar{position:static;border-right:0}.nav{display:flex;overflow:auto}.nav a{white-space:nowrap}.main{padding:18px}}

.chat-layout{display:grid;grid-template-columns:280px 1fr;gap:18px}
.message-stream{margin:18px 0;min-height:260px}
.message{padding:14px;border-radius:14px;margin:10px 0}
.message.user{background:rgba(103,232,249,.10)}
.message.assistant{background:rgba(167,139,250,.12)}
@media(max-width:850px){.chat-layout{grid-template-columns:1fr}}
.message-content { white-space: pre-wrap; overflow-wrap: anywhere; }
.muted { opacity: .72; font-size: .95rem; }
.main,.chat-layout,.chat-layout>section,.hero,.card{min-width:0}
body{overflow-x:hidden}
@media(max-width:850px){
  .main{padding:12px}
  .hero,.card{border-radius:16px;padding:16px}
  .chat-layout>aside.card{max-height:220px;overflow:auto}
  .hero h1{font-size:clamp(1.65rem,8vw,2.35rem);overflow-wrap:anywhere}
  textarea{min-height:120px}
}
.connector-state{margin-top:14px;padding:12px 14px;border-radius:14px;display:flex;flex-direction:column;gap:4px;overflow-wrap:anywhere}
.connector-state.online{background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.35)}
.connector-state.offline{background:rgba(251,113,133,.12);border:1px solid rgba(251,113,133,.35)}
.inline-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.inline-form button,.inline-form .button{width:auto;margin:0}
.button.secondary{background:#172a44;color:var(--text);border:1px solid var(--border)}
.message-stream{max-height:55vh;overflow-y:auto;scroll-behavior:smooth}
.message-content{line-height:1.55}
button:disabled{opacity:.65;cursor:wait}
@media(max-width:850px){
 .chat-layout{display:block}.conversations-panel{max-height:170px;margin-bottom:12px}.chat-hero{padding:14px}
 .message-stream{min-height:38vh;max-height:50vh;padding:12px}.message{padding:12px;margin:8px 0}
 .composer-card{position:sticky;bottom:0;z-index:5;padding:10px;background:rgba(7,17,31,.96)}
 .composer-card textarea{min-height:92px}.inline-form button,.inline-form .button{width:100%;text-align:center}
}
.top-actions{display:flex;gap:.65rem;align-items:center;flex-wrap:wrap}.top-actions select{max-width:220px;padding:.5rem;border-radius:10px}.composer-actions{display:flex;gap:.6rem;align-items:center;margin-top:.6rem}.mic-button{font-size:1.2rem;min-width:48px}.mic-button.recording{animation:pulse 1s infinite}@keyframes pulse{50%{transform:scale(1.08);opacity:.7}}.academic-report{max-width:900px;margin:auto;line-height:1.65}.academic-report h1,.academic-report h2{page-break-after:avoid}.academic-report h2{margin-top:2rem}.academic-report h3{margin-top:1.4rem}@media print{.sidebar,.topbar,.hero button{display:none!important}.main{padding:0}.academic-report{box-shadow:none;border:0}.academic-report h2{page-break-before:auto}}
@media print{.academic-report h2{break-before:page;page-break-before:always}.academic-report h2:first-of-type{break-before:auto;page-break-before:auto}}

/* 18.1 Mega Infrastructure */
.brain3d{height:360px;position:relative;overflow:hidden;border:1px solid #27425e;border-radius:24px;background:radial-gradient(circle at center,#122b4a,#071525 65%);margin:20px 0}.brain3d canvas{width:100%;height:100%;display:block}.brain-overlay{position:absolute;left:22px;bottom:20px;display:flex;flex-direction:column;background:#061321cc;padding:12px 16px;border-radius:14px;backdrop-filter:blur(8px)}.compute-grid,.scheme-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.compute-unit,.scheme-grid span{border:1px solid #2b4864;border-radius:14px;padding:14px;background:#0c2035}.compute-unit.color{background:linear-gradient(135deg,#183a55,#33205e)}.compute-unit.qudit-simulator{background:radial-gradient(circle at top,#35445f,#15182c)}.compute-unit.neural-cpu{background:linear-gradient(135deg,#153a36,#122139)}.wide{grid-column:1/-1}.notice{font-size:.92rem;opacity:.78}progress{width:100%;height:12px} @media(max-width:720px){.brain3d{height:280px}.wide{grid-column:auto}.scheme-grid{grid-template-columns:1fr}.chat-message,.chat-message-content,.message,.message-content{max-width:100%;min-width:0;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}}
.language-button{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:inherit;border-radius:12px;padding:.6rem .85rem;cursor:pointer}
.language-dialog{width:min(760px,94vw);max-height:86vh;border:1px solid rgba(120,160,255,.35);border-radius:18px;background:#101827;color:#fff;padding:0;box-shadow:0 30px 90px #000a}
.language-dialog::backdrop{background:#050914cc;backdrop-filter:blur(5px)}
.language-panel{padding:18px}.language-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.language-head button{background:transparent;color:inherit;border:0;font-size:1.2rem;cursor:pointer}
#language-search{width:100%;padding:.85rem 1rem;border-radius:12px;border:1px solid #ffffff2b;background:#ffffff0d;color:#fff;margin:.7rem 0}
.language-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:8px;max-height:58vh;overflow:auto;padding:4px}
.language-option{display:flex;flex-direction:column;align-items:flex-start;text-align:left;border:1px solid #ffffff18;background:#ffffff09;color:#fff;border-radius:11px;padding:.65rem .75rem;cursor:pointer}.language-option:hover,.language-option.active{border-color:#78a8ff;background:#78a8ff22}.language-native{font-weight:700}.language-english{font-size:.8rem;opacity:.7}
.status-ok{color:#74e39a;font-weight:700}.status-warn{color:#ffc96b;font-weight:700}
.chat-message,.chat-message-content,.message-content{max-width:100%;min-width:0;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}

.chat-toolbar{display:flex;gap:12px;align-items:end;margin-top:16px}.chat-toolbar label{flex:1}.chat-toolbar select{width:100%}.file-picker{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px;padding:10px 0}.file-picker label,.memory-row{display:flex;gap:8px;align-items:center}.file-picker input,.memory-row input{width:auto}.memory-row{justify-content:space-between;border-top:1px solid var(--border);padding:10px 0}.memory-row span{flex:1;overflow-wrap:anywhere}.memory-row form{margin:0}.memory-row button{width:auto}.message.assistant .message-content:empty::after{content:"▍";animation:pulse 1s infinite}@media(max-width:850px){.chat-toolbar{align-items:stretch;flex-direction:column}.chat-toolbar button{width:100%}}

.sidebar-head{display:flex;justify-content:flex-end}.sidebar-close,.menu-button{display:none;border:0;border-radius:12px;padding:10px 13px;background:rgba(255,255,255,.09);color:inherit}
.nav a.active{background:rgba(104,219,255,.14);outline:1px solid rgba(104,219,255,.35)}
.sidebar-overlay{display:none}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:20px}.stat-card,.module-card{background:rgba(13,34,58,.88);border:1px solid rgba(150,195,235,.16);border-radius:20px;padding:22px}.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.module-card{display:flex;flex-direction:column;min-height:240px}.module-card p{flex:1}.module-icon{font-size:2rem}.section-heading{display:flex;justify-content:space-between;align-items:end;margin:28px 0 16px}.module-card-head{display:flex;justify-content:space-between;gap:10px}.status-pill{border-radius:999px;padding:5px 9px;background:rgba(255,255,255,.08)}.module-ok{border-color:rgba(78,220,150,.35)}.module-error{border-color:rgba(255,105,120,.45)}
@media(max-width:1050px){.module-grid{grid-template-columns:repeat(2,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.sidebar{position:fixed;inset:0 auto 0 0;width:min(88vw,330px);height:100dvh;z-index:1000;transform:translateX(-105%);transition:.2s;overflow:auto}.menu-open .sidebar{transform:translateX(0)}.sidebar-close,.menu-button{display:inline-flex}.menu-open .sidebar-overlay{display:block;position:fixed;inset:0;background:rgba(0,0,0,.58);z-index:999}.main{width:100%;margin:0;padding:0 14px 30px}.module-grid,.stats-grid{grid-template-columns:1fr}.module-card{min-height:auto}.section-heading{align-items:stretch;flex-direction:column}.button{min-height:48px}.topbar{position:sticky;top:0;z-index:50;background:rgba(6,18,34,.94)}}