/* A single, quiet brand above the navigation. The desk begins beneath it. */
.app-shell{grid-template-rows:58px minmax(0,1fr)}
.workspace-brand{grid-column:1/3;grid-row:1;display:flex;align-items:center;justify-content:space-between;padding:0 20px 12px 13px;gap:16px;min-width:0}
.workspace-brand .cooper-wordmark{width:86px;height:31px}
.workspace-brand .workspace-tag{font-size:7px;letter-spacing:1.8px;color:var(--faint);padding-top:4px}
.rail{grid-column:1;grid-row:2}
.sidebar{grid-column:2;grid-row:2;padding-top:2px}
.main-pane{grid-column:3;grid-row:1/3;margin-top:0}
.topbar{height:46px}
.rail-main{padding-top:8px;gap:11px}
.rail-button .cooper-glyph{width:22px;height:22px;stroke-width:1.4}
.rail-button{position:relative}
.rail-button.active:after{content:none}
.cap-nav .cooper-glyph{width:18px;height:18px;stroke-width:1.4;flex-shrink:0}
.memory-icon .cooper-glyph{width:21px;height:21px}
.particle-field{mask-image:radial-gradient(ellipse at var(--graph-center,65%) 42%,#0003 0%,#0005 24%,#000c 62%,#000 100%)}
.welcome h1{font-size:clamp(28px,3.1vw,40px);letter-spacing:-1.25px;margin:17px 0 13px}
.welcome .eyebrow{text-transform:uppercase;font-size:8px;letter-spacing:2.4px}
.hero-description{font-size:12px}
.welcome-foot{font-family:var(--mono);font-size:9px;letter-spacing:.1px}
.electron .workspace-brand{-webkit-app-region:drag;padding-left:88px;padding-right:12px}
.electron .workspace-brand .workspace-tag{display:none}
.electron .rail{padding-top:13px}
@media(min-height:850px){.welcome{padding-top:clamp(36px,6vh,70px)}}
@media(max-width:1100px){.workspace-brand{padding-right:15px}.workspace-brand .workspace-tag{display:block;font-size:6px;letter-spacing:1.3px}.welcome h1{font-size:32px}}
@media(max-width:850px){
  .app-shell{grid-template-rows:53px minmax(0,1fr)}
  .workspace-brand{padding:0 21px 11px 10px;justify-content:flex-start;gap:18px}
  .workspace-brand .cooper-wordmark{width:83px;height:30px}
  .main-pane{grid-column:2;grid-row:2;margin:0}
  .sidebar{top:70px;padding-top:17px}
  .rail{grid-row:2}
  .topbar{height:36px}
  .welcome h1{font-size:32px}
}
@media(max-width:560px){
  .app-shell{grid-template-rows:46px minmax(0,1fr)}
  .workspace-brand{padding-left:5px;padding-bottom:9px}
  .workspace-brand .cooper-wordmark{width:80px;height:28px}
  .sidebar{top:59px}
  .rail-main{padding-top:5px;gap:9px}
  .rail-button .cooper-glyph{width:21px;height:21px}
  .welcome h1{font-size:26px;letter-spacing:-.8px}
  .welcome .eyebrow{font-size:6px;letter-spacing:1.5px}
  .hero-description{font-size:10px;line-height:1.7}
  .welcome-foot{font-size:7px;line-height:1.7}
}
@media(prefers-reduced-motion:reduce){.particle-field{opacity:.75}}
.notebook-save{border:1px solid var(--line,#ffffff24);background:transparent;color:var(--muted,#aaa);border-radius:9px;padding:7px 10px;font:inherit;font-size:10px;cursor:pointer}
.notebook-save:hover{color:var(--accent,#ff6b24);border-color:#ff6b244d}.notebook-save:disabled{opacity:.5;cursor:wait}
.library-controls{display:grid;grid-template-columns:minmax(0,1fr) minmax(140px,.7fr);gap:12px}.library-controls select{width:100%;padding:10px;border:1px solid var(--line,#ffffff24);border-radius:8px;background:var(--surface,#111);color:var(--text,#ddd);font:inherit}
.capability-group,.library-readiness{border-top:1px solid var(--line,#ffffff18);padding:13px 0}.capability-group>summary,.library-readiness>summary,.notebook-snapshot>summary{cursor:pointer;font-size:12px;font-weight:500;padding:4px 0}
.research-choice strong,.research-choice small{display:block}.research-choice small{line-height:1.5}.capability-badge{font-size:9px!important;line-height:1.5;color:var(--accent,#c7916e);letter-spacing:.15px;white-space:normal}
.notebook-actions{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.notebook-actions .panel-button{width:auto;font-size:10px;padding:9px 12px}.notebook-company{color:var(--muted,#b2a89e);font-size:11px}
.notebook-message{padding:18px 0;border-top:1px solid var(--line,#ffffff18)}.notebook-question{font-size:12px;color:var(--accent,#dc9d75)}.notebook-message .answer-body{font-size:12px}.notebook-message .research-visual{margin:16px 0}
.field textarea{width:100%;resize:vertical;min-height:110px;padding:12px;border:1px solid var(--line,#ffffff24);border-radius:9px;background:#00000018;color:var(--text,#ddd);font:inherit;line-height:1.6}#notesStatus,#capabilityCount{font-size:10px;color:var(--muted,#aaa)}
@media(max-width:560px){.library-controls{grid-template-columns:1fr}.notebook-save{font-size:9px;padding:5px}.top-actions{gap:5px}}