:root{
  --bg:#ffffff;
  --surface:#ffffff;
  --surface-soft:#ffffff;
  --surface-subtle:#f7f9fc;
  --text:#142033;
  --muted:#66758b;
  --line:#dfe6ef;
  --accent:#1f5eff;
  --accent-soft:#eef3ff;
  --ok:#127a43;
  --warn:#b45309;
  --danger:#b42318;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 8px 20px rgba(20,32,51,.05);
  --touch-min:44px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a,button{font:inherit}
code{background:#eef3ff;padding:2px 6px;border-radius:8px}
.shell{width:min(1024px,100% - 24px);margin:0 auto}
.page{padding:12px 0 28px}
.stack{display:grid;gap:12px}
.top-gap{margin-top:12px}

.auth-body{min-height:100vh;display:grid;place-items:center;padding:16px;background:#fff}
.auth-wrap{width:min(100%,420px)}
.auth-card,.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.auth-card{padding:20px}
.auth-card h1,.card h2,.topbar h1,.hero h2{margin:0}
.auth-card p,.topbar p,.card p,.hint,.section-note{color:var(--muted)}

form{display:grid;gap:14px}
.compact-form{max-width:360px}
label{display:grid;gap:6px;font-weight:600;font-size:.95rem}
input,textarea,select{
  padding:14px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  font:inherit;
  font-size:16px;
  background:#fff;
  color:var(--text);
  min-height:var(--touch-min);
  -webkit-appearance:none;
  appearance:none
}
textarea{resize:vertical;min-height:110px}
input:focus,textarea:focus,select:focus,
button:focus-visible,.nav-button:focus-visible,.nav-panel a:focus-visible,.editor-toggle summary:focus-visible{
  outline:2px solid rgba(31,94,255,.18);
  outline-offset:2px;
  border-color:#a6c0ff
}
button{
  border:0;
  background:var(--accent);
  color:#fff;
  padding:14px 20px;
  border-radius:var(--radius-sm);
  font-weight:700;
  cursor:pointer;
  min-height:var(--touch-min);
  font-size:1rem;
  touch-action:manipulation
}
button.ghost{background:#fff;color:var(--text);border:1px solid var(--line)}
button[disabled]{background:#b9c3d4;cursor:not-allowed}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--accent-soft);
  color:var(--accent);
  padding:6px 12px;
  border-radius:999px;
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.02em
}

.topbar{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  padding:16px 0 12px;
  gap:16px;
  flex-wrap:wrap
}
.brand-block{display:grid;gap:4px}
.brand-block h1{font-size:1.25rem;line-height:1.3}
.brand-block p{margin:0;font-size:.9rem}

.nav-menu{position:relative}
.nav-button{
  list-style:none;
  cursor:pointer;
  padding:12px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:#fff;
  font-weight:700;
  color:var(--text);
  user-select:none;
  min-height:var(--touch-min);
  display:flex;
  align-items:center;
  gap:8px
}
.nav-button::after{
  content:"";
  border:solid var(--text);
  border-width:0 2px 2px 0;
  padding:3px;
  transform:rotate(45deg);
  transition:transform .2s
}
.nav-menu[open] .nav-button::after{transform:rotate(-135deg)}
.nav-button::-webkit-details-marker{display:none}
.nav-panel{
  position:absolute;
  right:0;
  top:calc(100% + 8px);
  min-width:200px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:var(--shadow);
  padding:8px;
  display:grid;
  gap:4px;
  z-index:20
}
.nav-panel a,
.nav-link-button{
  text-decoration:none;
  color:var(--text);
  padding:12px 14px;
  border-radius:10px;
  min-height:var(--touch-min);
  display:flex;
  align-items:center;
  width:100%;
  background:#fff;
  border:0;
  font-weight:inherit;
  cursor:pointer;
  box-shadow:none
}
.nav-panel a:hover,.nav-panel a:focus-visible,
.nav-link-button:hover,.nav-link-button:focus-visible{background:var(--accent-soft);color:var(--accent)}
.nav-logout-form{display:block}

.hero{padding:18px 20px;background:#fff}
.hero-main{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
.hero h2{font-size:1.3rem;line-height:1.3}
.hero p{margin:8px 0 0;line-height:1.6}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.stat{padding:14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-subtle)}
.stat span{display:block;color:var(--muted);font-size:.82rem;margin-bottom:4px}
.compact-stat strong{text-transform:capitalize;font-size:1rem}

.flashes{margin-bottom:14px}
.flash{border:1px solid #f6d28b;background:#fff7e6;color:#855b00;padding:14px;border-radius:var(--radius-sm);font-size:.95rem}
.flash.success{border-color:#9ad7b4;background:#eefcf3;color:#146c43}
.flash.error{border-color:#f3b2ae;background:#fff1f0;color:#9f1239}

.content-grid{display:grid;gap:14px;margin-top:14px}
.panel{padding:18px;gap:12px}
.stage-panel{scroll-margin-top:80px}
.panel-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.panel-top h2{font-size:1.1rem}
.reader-box{background:var(--surface-subtle);border:1px solid #e7edf5;border-radius:14px;padding:14px;overflow-x:auto}
.prose{line-height:1.7;font-size:.95rem}
.action-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.split-actions{justify-content:flex-start}
.action-row button,.panel button{flex:1;min-width:120px;max-width:220px}

.status-pill{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:8px 14px;
  border-radius:999px;
  font-weight:800;
  font-size:.78rem;
  text-transform:none;
  background:#eef3ff;
  color:var(--accent);
  border:1px solid #d6e2ff
}
.status-draft{background:#f5f7fb;color:#5f6b7a;border-color:#dbe3ee}
.status-review{background:#fff5e8;color:var(--warn);border-color:#f8d59b}
.status-published,.status-approved,.status-done,.status-in_progress{background:#eefbf3;color:var(--ok);border-color:#bfe5ca}
.status-queued{background:#edf3ff;color:var(--accent);border-color:#cfe0ff}
.status-blocked{background:#fff1f0;color:var(--danger);border-color:#f2b7b1}

.editor-toggle{border-top:1px solid var(--line);padding-top:14px;margin-top:14px}
.editor-toggle summary{cursor:pointer;font-weight:700;color:var(--accent);padding:8px 0;min-height:var(--touch-min);display:flex;align-items:center}

.project-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.compact-box{display:grid;gap:8px}
.mini-label{font-size:.75rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}

.lower-strip{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
.strip-card{padding:20px}

.muted{color:var(--muted)}
.small{font-size:.85rem}

/* Workspace layout premium */
.hero-copy{display:grid;gap:6px}
.stage-switcher{
  display:flex;
  gap:10px;
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  flex-wrap:wrap
}
.stage-chip{
  text-decoration:none;
  color:var(--text);
  padding:10px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:.9rem;
  background:#fff;
  transition:all .2s;
  display:inline-flex;
  align-items:center
}
.stage-chip:hover,.stage-chip:focus-visible{
  background:var(--accent-soft);
  color:var(--accent);
  border-color:#a6c0ff;
  outline:none
}
.stage-chip[aria-current="page"]{
  background:var(--accent);
  color:#fff;
  border-color:var(--accent)
}
.workspace-layout{
  display:grid;
  grid-template-columns:240px 1fr;
  gap:18px;
  margin-top:14px
}
.rail-card{
  padding:18px;
  position:sticky;
  top:20px;
  align-self:start;
  border:1px solid var(--line);
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow)
}
.rail-block{display:grid;gap:12px}
.rail-block+.rail-block{margin-top:16px}
.rail-block h3{margin:0;font-size:1rem}
.rail-muted{color:var(--muted)}
.flow-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:8px
}
.flow-item{
  padding:12px 14px;
  border-radius:var(--radius-sm);
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  font-weight:600;
  font-size:.9rem;
  position:relative;
  transition:border-color .2s,color .2s
}
.flow-item.is-active{
  background:var(--accent-soft);
  color:var(--accent);
  border-color:#a6c0ff
}
.flow-item::before{
  content:"";
  position:absolute;
  left:6px;
  top:50%;
  transform:translateY(-50%);
  width:6px;
  height:6px;
  border-radius:999px;
  background:#d4dce8
}
.flow-item.is-active::before{background:var(--accent)}
.strip-note{background:var(--accent-soft);border-color:#d6e2ff}

@media (max-width:900px){
  .hero-main,.hero-stats,.project-stack,.lower-strip,.workspace-layout{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(3,1fr)}
  .stage-switcher{justify-content:center}
  .rail-card{position:static;margin-bottom:16px}
}

@media (max-width:720px){
  :root{--radius:14px;--radius-sm:10px}
  .shell{width:calc(100% - 24px)}
  .topbar{flex-direction:column;align-items:stretch;padding:14px 0;gap:12px}
  .brand-block h1{font-size:1.15rem}
  .nav-menu{order:-1}
  .nav-button{width:100%;justify-content:space-between}
  .nav-panel{
    position:fixed;
    left:12px;
    right:12px;
    bottom:12px;
    top:auto;
    width:auto;
    min-width:unset;
    max-height:calc(100vh - 24px);
    overflow-y:auto;
    border-radius:16px
  }
  .hero,.panel,.strip-card,.auth-card{padding:16px}
  .page{padding-bottom:24px}
  .panel-top{flex-direction:column;align-items:stretch;gap:10px}
  .panel-top h2{font-size:1.05rem}
  .action-row{flex-direction:column}
  .action-row button,.panel button{width:100%;max-width:unset;flex:unset}
  .hero h2{font-size:1.2rem}
  .hero-stats{grid-template-columns:repeat(3,1fr);gap:8px}
  .stat{padding:12px}
  .stat span{font-size:.75rem}
  .compact-stat strong{font-size:.9rem}
}

@media (max-width:480px){
  :root{--radius:12px;--radius-sm:8px}
  .shell{width:calc(100% - 16px)}
  .auth-body{padding:12px}
  .auth-card{padding:16px}
  .auth-card h1{font-size:1.2rem}
  .topbar{padding:12px 0}
  .brand-block h1{font-size:1.1rem}
  .brand-block p{font-size:.85rem}
  .hero,.panel,.strip-card{padding:14px}
  .hero h2{font-size:1.1rem}
  .prose{font-size:.9rem;line-height:1.6}
  .hero-stats{grid-template-columns:1fr;gap:8px}
  .status-pill{padding:6px 10px;font-size:.72rem}
  .eyebrow{padding:5px 10px;font-size:.72rem}
  .flash{padding:12px;font-size:.9rem}
}

@media (max-width:360px){
  .shell{width:calc(100% - 12px)}
  .auth-card,.hero,.panel,.strip-card{padding:12px}
  .auth-card h1,.hero h2{font-size:1rem}
  .brand-block h1{font-size:1rem}
  .prose{font-size:.88rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}

/* Markdown prose styles */
.prose h1{font-size:1.4rem;font-weight:700;margin:1.2em 0 .6em;line-height:1.3}
.prose h2{font-size:1.2rem;font-weight:700;margin:1em 0 .5em;line-height:1.3}
.prose h3{font-size:1.05rem;font-weight:600;margin:.8em 0 .4em}
.prose h4{font-size:1rem;font-weight:600;margin:.6em 0 .3em}
.prose p{margin:.5em 0}
.prose ul,.prose ol{margin:.5em 0;padding-left:1.5em}
.prose li{margin:.25em 0}
.prose ul{list-style-type:disc}
.prose ol{list-style-type:decimal}
.prose table{width:100%;border-collapse:collapse;margin:.8em 0;font-size:.92rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--surface-subtle);font-weight:600}
.prose tr:nth-child(even){background:var(--surface-subtle)}
.prose pre{background:var(--surface-subtle);padding:12px 16px;border-radius:var(--radius-sm);overflow-x:auto;margin:.6em 0}
.prose code{background:#eef3ff;padding:2px 6px;border-radius:6px;font-size:.9em}
.prose pre code{background:none;padding:0}
.prose blockquote{border-left:3px solid var(--accent);margin:.6em 0;padding-left:1em;color:var(--muted)}
.prose hr{border:none;border-top:1px solid var(--line);margin:1em 0}
.prose strong{font-weight:700}
.prose em{font-style:italic}
.prose a{color:var(--accent);text-decoration:none}
.prose a:hover{text-decoration:underline}

/* History section styles */
.history-section{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.history-title{font-size:1rem;font-weight:700;margin:0 0 12px;color:var(--text)}
.history-group{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:10px;background:#fff}
.history-summary{
  cursor:pointer;
  font-weight:600;
  font-size:.95rem;
  padding:12px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:var(--surface-subtle);
  border-radius:var(--radius-sm);
  user-select:none;
  min-height:var(--touch-min);
}
.history-summary::after{
  content:"";
  border:solid var(--muted);
  border-width:0 2px 2px 0;
  padding:4px;
  transform:rotate(45deg);
  transition:transform .2s;
}
.history-group[open] .history-summary::after{transform:rotate(-135deg)}
.history-summary::-webkit-details-marker{display:none}
.history-items{padding:12px 16px;display:grid;gap:8px}
.history-item{
  display:grid;
  grid-template-columns:auto 1fr auto auto;
  gap:10px;
  align-items:center;
  padding:10px 12px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:.9rem;
}
.history-title-text{font-weight:600;color:var(--text)}
.history-topic{
  font-size:.78rem;
  background:var(--accent-soft);
  color:var(--accent);
  padding:3px 8px;
  border-radius:999px;
  font-weight:600;
}
.history-date{font-size:.82rem;color:var(--muted)}
.history-status{font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:999px}

@media (max-width:720px){
  .history-item{grid-template-columns:1fr;gap:6px}
  .history-section{margin-top:14px;padding-top:12px}
}