:root{
  --bg:#0b1220; --panel:#111a2b; --panel-2:#162238; --text:#eef4ff; --muted:#9fb0c8;
  --line:#26344c; --accent:#74a7ff; --accent-2:#8ee3c8; --chip:#1b2b46; --danger:#ffcf70;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
body{overflow:hidden}
#app{display:grid;grid-template-columns:340px 1fr;height:100vh}
.sidebar{background:linear-gradient(180deg,#10192a,#0c1423);border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.brand{display:flex;gap:12px;align-items:center;padding:20px 18px 14px;border-bottom:1px solid var(--line)}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#07101d;font-weight:900;font-size:22px}
.brand h1{font-size:17px;margin:0 0 3px}.brand p{font-size:12px;margin:0;color:var(--muted)}
.search-wrap{padding:14px}.search-wrap input{width:100%;background:#0a1220;border:1px solid var(--line);color:var(--text);padding:11px 12px;border-radius:10px;outline:none}.search-wrap input:focus{border-color:var(--accent)}
.nav{overflow:auto;padding:0 10px 18px}.group{margin:4px 0 10px}.group-button{width:100%;border:0;background:transparent;color:var(--text);display:flex;align-items:center;justify-content:space-between;padding:10px;border-radius:9px;font-weight:700;cursor:pointer;text-align:left}.group-button:hover,.group-button.active{background:var(--panel-2)}.group-count{font-size:11px;color:var(--muted);font-weight:600}.subnav{display:none;padding-left:8px}.group.open .subnav{display:block}.idea-link{display:block;width:100%;border:0;background:transparent;color:var(--muted);text-align:left;padding:8px 10px;border-radius:8px;cursor:pointer;font-size:13px}.idea-link:hover,.idea-link.active{background:#17253d;color:#fff}
.main{min-width:0;display:flex;flex-direction:column}.topbar{height:58px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 22px;background:rgba(11,18,32,.92);backdrop-filter:blur(8px)}.breadcrumb{color:var(--muted);font-size:13px}.menu-toggle{display:none;background:none;border:0;color:white;font-size:22px;margin-right:12px}.content{overflow:auto;padding:34px max(28px,calc((100vw - 340px - 1080px)/2));}
.hero{padding:32px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(135deg,#15233b,#0f1a2d);margin-bottom:28px}.kicker{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--accent-2);font-weight:800}.hero h2{font-size:36px;line-height:1.1;margin:8px 0 12px}.hero p{color:var(--muted);font-size:17px;line-height:1.7;max-width:900px}.meta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.chip{background:var(--chip);border:1px solid var(--line);padding:7px 10px;border-radius:999px;color:var(--text);font-size:12px}
.section{margin:28px 0}.section h3{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin:0 0 12px}.section p{font-size:16px;line-height:1.75;color:var(--text);margin:0}.detail-section{padding:22px;border:1px solid var(--line);border-radius:15px;background:var(--panel)}.section-intro{margin-bottom:16px!important;color:var(--muted)!important;font-size:14px!important}.requirements{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.extra-reqs{margin-top:10px}.req{padding:13px 14px;border:1px solid var(--line);background:var(--panel);border-radius:10px;color:var(--text)}.standout{padding:18px 20px;border-radius:14px;background:var(--panel-2);border:1px solid var(--line);color:var(--text);font-size:16px;line-height:1.65}
.detail-list{margin:0;padding-left:22px;color:var(--text)}.detail-list li{margin:9px 0;line-height:1.65}.detail-list strong{color:var(--text)}.group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}.card{border:1px solid var(--line);background:var(--panel);padding:18px;border-radius:14px;cursor:pointer;transition:.15s}.card:hover{transform:translateY(-2px);border-color:var(--accent)}.card h3{margin:0 0 8px;font-size:17px}.card p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}.empty{padding:40px;border:1px dashed var(--line);border-radius:14px;color:var(--muted);text-align:center}
.architecture-sketch{display:flex;align-items:stretch;gap:8px;flex-wrap:wrap;padding:18px;background:var(--diagram-bg,var(--panel));border:1px solid var(--line);border-radius:14px;margin:15px 0;color:var(--diagram-text,var(--text))}.arch-node{display:flex;align-items:center;justify-content:center;min-width:145px;max-width:210px;min-height:64px;padding:10px 12px;background:var(--diagram-node-bg,var(--panel-2));border:1px solid var(--diagram-node-border,var(--line));border-radius:10px;text-align:center;font-size:13px;font-weight:700;line-height:1.35;color:var(--diagram-node-text,var(--text))}.arch-arrow{display:flex;align-items:center;color:var(--diagram-arrow,var(--accent));font-size:22px;font-weight:800}.docker-note{padding:14px 16px;background:var(--diagram-note-bg,var(--panel-2));border-left:3px solid var(--accent);color:var(--diagram-note-text,var(--text));border-radius:6px;font-size:13px;line-height:1.6}.dataflow{border:1px solid var(--line);background:var(--diagram-bg,var(--panel));border-radius:14px;padding:16px;color:var(--diagram-text,var(--text))}.dataflow-title{font-size:12px;color:var(--diagram-title,var(--accent-2));text-transform:uppercase;letter-spacing:.08em;font-weight:800;margin-bottom:12px}.dataflow-line{display:flex;align-items:center;flex-wrap:wrap;gap:7px}.flow-node{padding:9px 11px;background:var(--diagram-node-bg,var(--panel-2));border:1px solid var(--diagram-node-border,var(--line));border-radius:8px;font-size:12px;color:var(--diagram-node-text,var(--text))}.flow-arrow{color:var(--diagram-arrow,var(--accent));font-weight:900}.team-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.team-card{padding:15px;border:1px solid var(--line);background:var(--panel);border-radius:10px;display:flex;flex-direction:column;gap:7px;color:var(--text)}.team-card strong{color:var(--text)}.team-card span{color:var(--muted);font-size:12px;line-height:1.45}
@media(max-width:1100px){.team-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.arch-node{min-width:130px}}
@media(max-width:900px){#app{grid-template-columns:1fr}.sidebar{position:fixed;z-index:20;left:-350px;width:330px;height:100vh;transition:.2s}.sidebar.mobile-open{left:0;box-shadow:10px 0 40px rgba(0,0,0,.45)}.menu-toggle{display:block}.content{padding:24px 18px}.requirements,.group-grid,.team-grid{grid-template-columns:1fr}.hero h2{font-size:30px}.architecture-sketch{flex-direction:column}.arch-node{max-width:none;width:100%}.arch-arrow{justify-content:center;transform:rotate(90deg)}}