*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#1a1612;--bg2:#231e18;--bg3:#2e2720;--surface:#352d24;
  --text:#e8e0d4;--text2:#b5a898;--text3:#8a7d6e;
  --accent:#d4952a;--accent2:#e8b04a;--accent-dim:rgba(212,149,42,.15);
  --keep:#3a9d5e;--maybe:#d4a52a;--recycle:#8a7d6e;
  --radius:8px;--radius-sm:4px;
  --font:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --shadow:0 2px 12px rgba(0,0,0,.3);
}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Header */
.site-header{background:var(--bg2);border-bottom:1px solid var(--bg3);position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;justify-content:space-between;min-height:56px}
.logo{display:flex;align-items:center;gap:8px;color:var(--accent);text-decoration:none;font-weight:700;font-size:1.05rem}
.logo svg{flex-shrink:0}
.nav{display:flex;gap:4px}
.nav a{color:var(--text2);text-decoration:none;padding:6px 12px;border-radius:var(--radius-sm);font-size:.9rem;transition:color .15s,background .15s}
.nav a:hover,.nav a:focus{color:var(--text);background:var(--bg3)}

/* Hero */
.hero{padding:60px 0 48px;background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%)}
.hero h1{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.2;max-width:640px}
.hero-sub{font-size:1.1rem;color:var(--text2);max-width:560px;margin-top:12px}
.hero-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.hero-note{margin-top:16px;font-size:.8rem;color:var(--text3)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:var(--radius);font-size:.95rem;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .15s;text-decoration:none}
.btn-primary{background:var(--accent);color:#1a1612}
.btn-primary:hover,.btn-primary:focus{background:var(--accent2)}
.btn-ghost{background:transparent;color:var(--text2);border-color:var(--bg3)}
.btn-ghost:hover,.btn-ghost:focus{border-color:var(--text3);color:var(--text)}

/* Sections */
section{padding:48px 0}
.section-lead{color:var(--text2);margin-top:6px;margin-bottom:24px;max-width:680px}
section h2{font-size:1.5rem;margin-bottom:4px}

/* Checklist */
.checklist-section{background:var(--bg2)}
.checklist-layout{display:grid;grid-template-columns:1fr 280px;gap:32px;align-items:start}
.checklist-sidebar{position:sticky;top:72px;background:var(--bg3);padding:20px;border-radius:var(--radius);max-height:calc(100vh - 88px);overflow-y:auto}
.checklist-sidebar h3{font-size:1rem;margin-bottom:12px;color:var(--accent)}
.signal-list dt{font-weight:600;font-size:.85rem;color:var(--text);margin-top:10px}
.signal-list dd{font-size:.82rem;color:var(--text2);margin-top:2px}
.checklist-input-group{display:flex;flex-direction:column;gap:4px;flex:1}
.checklist-input-group label{font-size:.85rem;font-weight:600;color:var(--text2)}
.checklist-input-group input,.search-wrap input,.filter-group select{background:var(--bg);border:1px solid var(--bg3);color:var(--text);padding:10px 14px;border-radius:var(--radius);font-size:.95rem;width:100%}
.checklist-input-group input:focus,.search-wrap input:focus,.filter-group select:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.checklist-controls{display:flex;gap:12px;align-items:flex-end;margin-top:20px}

.checklist-items{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.empty-state{color:var(--text3);font-style:italic;padding:20px;text-align:center;background:var(--bg3);border-radius:var(--radius)}

.cd-item{background:var(--bg3);border-radius:var(--radius);padding:16px;display:grid;grid-template-columns:1fr auto;gap:12px}
.cd-item-header{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.cd-item-title{font-weight:700;font-size:1rem}
.cd-item-badge{padding:2px 10px;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.badge-keep{background:rgba(58,157,94,.2);color:var(--keep)}
.badge-maybe{background:rgba(212,165,42,.2);color:var(--maybe)}
.badge-recycle{background:hsla(30,10%,50%,.2);color:var(--text3)}

.cd-checkboxes{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.cd-checkboxes label{display:flex;align-items:center;gap:4px;font-size:.82rem;color:var(--text2);cursor:pointer;padding:4px 8px;background:var(--bg);border-radius:var(--radius-sm);border:1px solid var(--bg3);transition:border-color .15s}
.cd-checkboxes label:hover{border-color:var(--text3)}
.cd-checkboxes input{accent-color:var(--accent)}
.cd-item-notes{width:100%;background:var(--bg);border:1px solid var(--bg3);color:var(--text);padding:8px 12px;border-radius:var(--radius-sm);font-size:.85rem;resize:vertical;min-height:36px;font-family:inherit}
.cd-item-notes:focus{outline:2px solid var(--accent);border-color:transparent}
.cd-item-actions{display:flex;flex-direction:column;gap:6px;align-items:flex-end;justify-content:flex-start}
.cd-item-actions button{background:transparent;border:1px solid var(--bg3);color:var(--text3);padding:4px 10px;border-radius:var(--radius-sm);cursor:pointer;font-size:.8rem;transition:all .15s}
.cd-item-actions button:hover{border-color:var(--text2);color:var(--text)}

.checklist-actions{display:flex;gap:8px;margin-top:20px;flex-wrap:wrap}

.summary-panel{margin-top:28px;background:var(--bg3);padding:20px;border-radius:var(--radius)}
.summary-panel h3{font-size:1rem;margin-bottom:12px}
.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.summary-item{text-align:center;padding:12px;background:var(--bg);border-radius:var(--radius-sm)}
.summary-count{display:block;font-size:1.6rem;font-weight:700;color:var(--accent)}
.summary-label{font-size:.78rem;color:var(--text3)}

/* Reference Table */
.reference-section{background:var(--bg)}
.ref-controls{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap;align-items:flex-end}
.search-wrap{flex:1;min-width:200px}
.filter-group{display:flex;flex-direction:column;gap:4px}
.filter-group label{font-size:.82rem;color:var(--text2);font-weight:600}
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--bg3)}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th{text-align:left;padding:12px 16px;background:var(--bg3);color:var(--text2);font-weight:600;font-size:.82rem;white-space:nowrap}
td{padding:10px 16px;border-top:1px solid var(--bg3);color:var(--text);vertical-align:top}
tr:hover td{background:var(--bg2)}
.ref-footnote{margin-top:12px;font-size:.8rem;color:var(--text3)}

/* Spotting */
.spotting-section{background:var(--bg2)}
.spotting-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.spotting-card{background:var(--bg3);padding:20px;border-radius:var(--radius);border-left:3px solid var(--accent)}
.spotting-card h3{font-size:1rem;margin-bottom:8px;color:var(--accent)}
.spotting-card p{font-size:.9rem;color:var(--text2)}

/* Worksheet */
.worksheet-section{background:var(--bg)}
.worksheet-wrap{overflow-x:auto;margin-top:20px}
.worksheet-table{font-size:.82rem}
.worksheet-table th{background:var(--accent);color:#1a1612;padding:8px 6px;text-align:center;white-space:nowrap}
.worksheet-table td{border:1px solid var(--bg3);padding:6px;min-width:80px;height:32px}
.worksheet-table td:first-child{text-align:center;font-weight:600;color:var(--text3);background:var(--bg2)}
.worksheet-actions{margin-top:16px}

/* Guide Content */
.guide-content{background:var(--bg2)}
.guide-content p{color:var(--text2);margin-bottom:14px;font-size:.95rem}

/* Footer */
.site-footer{background:var(--bg2);border-top:1px solid var(--bg3);padding:40px 0 24px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;margin-bottom:24px}
.footer-grid strong{color:var(--text);font-size:.9rem}
.footer-grid p,.footer-links a{font-size:.85rem;color:var(--text3)}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:4px;margin-top:6px}
.footer-links a{text-decoration:none}
.footer-links a:hover{color:var(--text)}
.footer-copy{font-size:.8rem;color:var(--text3);text-align:center;padding-top:16px;border-top:1px solid var(--bg3)}

/* Print */
@media print{
  .site-header,.site-footer,.hero-actions,.hero-note,.checklist-controls,.checklist-actions,.checklist-sidebar,.ref-controls,.worksheet-actions,.btn{display:none!important}
  body{background:#fff;color:#222}
  .worksheet-section{page-break-before:always}
  .worksheet-table th{background:#eee!important;color:#222!important}
  .worksheet-table td{border-color:#ccc!important}
  .container{max-width:100%;padding:0 10px}
}

/* Responsive */
@media(max-width:768px){
  .checklist-layout{grid-template-columns:1fr}
  .checklist-sidebar{position:static;max-height:none}
  .summary-grid{grid-template-columns:repeat(2,1fr)}
  .hero{padding:40px 0 32px}
  .nav{gap:2px}
  .nav a{padding:4px 8px;font-size:.82rem}
  .checklist-controls{flex-direction:column;align-items:stretch}
  .ref-controls{flex-direction:column}
  .spotting-grid{grid-template-columns:1fr}
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}