/* SDTF‑HEI Toolkit MVP — clean, formal, thesis-ready (blue theme) */
:root{
  --bg:#f5f8ff;
  --panel:#ffffff;
  --panel2:#f0f6ff;
  --text:#0f172a;
  --muted:#475569;
  --line:#d6e0f5;
  --accent:#1d4ed8;      /* blue */
  --accent2:#2563eb;     /* blue (secondary) */
  --accentSoft: rgba(29,78,216,.12);
  --warn:#b45309;
  --danger:#b91c1c;
  --shadow: 0 10px 26px rgba(15,23,42,.08);
  --radius:14px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(900px 520px at 10% -10%, rgba(29,78,216,.14), transparent 60%),
    radial-gradient(900px 520px at 90% 0%, rgba(37,99,235,.12), transparent 55%),
    var(--bg);
  color:var(--text);
  line-height:1.5;
}

.container{max-width:1120px;margin:0 auto;padding:18px 18px 30px}
.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(245,248,255,.90);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;gap:16px;align-items:center;justify-content:space-between}
.brand{display:flex;gap:12px;align-items:center}
.brand-text{display:flex;flex-direction:column}
.brand-title{font-weight:900;letter-spacing:.2px}
.brand-subtitle{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.sep{opacity:.7}
.logo{
  text-align: center;  
  width:140px;height:80px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;
  color:white;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 10px 20px rgba(29,78,216,.18);
}
.USEFUL_Downloads{
    text-align: center;
    width: 100%;
}
.version-pill{
  display:inline-flex;
  align-items:center;
  padding:4px 9px;
  border-radius:999px;
  background:var(--accentSoft);
  border:1px solid rgba(29,78,216,.20);
  color:var(--accent);
  font-weight:800;
}
.header-right{display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.downloads{display:flex;gap:8px;flex-wrap:wrap}
.downloadbtn{
  display:inline-flex;align-items:center;gap:8px;
  text-decoration:none;
  font-size:12.5px;
  padding:8px 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}
.downloadbtn:hover{border-color:rgba(29,78,216,.35); box-shadow: 0 8px 18px rgba(15,23,42,.06)}

.top-nav{display:flex;gap:8px;flex-wrap:wrap}
.navbtn{
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
  padding:8px 10px;
  border-radius:12px;
  cursor:pointer;
  font-size:13px;
}
.navbtn:hover{border-color:rgba(29,78,216,.35)}
.navbtn:focus-visible,.downloadbtn:focus-visible,button.primary:focus-visible,button.secondary:focus-visible,button.ghost:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(29,78,216,.25);
  outline-offset:2px;
}

.skip-link{
  position:absolute;
  left:-999px;
  top:10px;
  background:var(--accent);
  color:white;
  padding:10px 12px;
  border-radius:12px;
  z-index:999;
}
.skip-link:focus{left:12px}
.view{display:none}
.view.active{display:block}

h1{font-size:34px;margin:14px 0 10px}
h2{font-size:18px;margin:0 0 10px}
.lead{font-size:16px;color:var(--muted);line-height:1.55;max-width:78ch}
.muted{color:var(--muted)}
.small{font-size:12px}
.h3{margin:0 0 8px;font-size:14px}
.card{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:var(--shadow);
  margin:14px 0;
}
.card.small{padding:12px}
.card.notice{border-color:rgba(180,83,9,.22); background: linear-gradient(180deg, rgba(180,83,9,.06), rgba(255,255,255,1))}
.list{margin:0;padding-left:18px;color:var(--muted);line-height:1.6}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}
.actions.between{justify-content:space-between}
button.primary, .primary{
  background: linear-gradient(180deg, rgba(29,78,216,.98), rgba(37,99,235,.92));
  border:1px solid rgba(29,78,216,.25);
  color:white;
  font-weight:700;
  padding:10px 14px;
  border-radius:12px;
  cursor:pointer;
}
button.secondary, .secondary{
  background: var(--panel);
  border:1px solid var(--line);
  color:var(--text);
  padding:10px 14px;
  border-radius:12px;
  cursor:pointer;
}
button.ghost, .ghost{
  background:transparent;
  border:1px dashed rgba(15,23,42,.22);
  color:var(--muted);
  padding:10px 14px;
  border-radius:12px;
  cursor:pointer;
}
button.primary:hover{filter:brightness(1.04)}
button.secondary:hover{border-color:rgba(29,78,216,.35)}
button.ghost:hover{border-color:rgba(15,23,42,.25)}
.linkbtn{display:inline-flex;align-items:center;text-decoration:none}

.statsbar{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  padding:12px 14px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(29,78,216,.06), rgba(255,255,255,1));
  box-shadow: var(--shadow);
  margin: 12px 0 16px;
}

.domain-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:12px;
}
@media (max-width: 980px){ .domain-grid{grid-template-columns:1fr} }

.domain-card{
  border:1px solid var(--line);
  background: var(--panel2);
  border-radius: var(--radius);
  padding:14px;
  display:flex;
  flex-direction:column;
  gap:10px;
  box-shadow: 0 8px 18px rgba(15,23,42,.06);
}
.domain-card h3{margin:0;font-size:15px}
.domain-card .meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.domain-card .mini{font-size:12px;color:var(--muted);line-height:1.45}
.domain-card .card-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.domain-card button{padding:8px 10px;border-radius:12px;font-size:13px}

.split{display:grid;grid-template-columns: 320px 1fr;gap:14px}
@media (max-width: 980px){ .split{grid-template-columns:1fr} }
.sidebar{position:sticky;top:78px;align-self:start}
.sidebar-title{margin:0 0 8px}
.domain-nav{display:flex;flex-direction:column;gap:8px}
.domain-btn{
  text-align:left;
  border:1px solid var(--line);
  background:var(--panel2);
  color:var(--text);
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
}
.domain-btn.active{border-color:rgba(29,78,216,.45); background:rgba(29,78,216,.08)}
.domain-btn .meta{display:flex;gap:8px;align-items:center;justify-content:space-between}
.badge{
  font-size:11px;
  padding:3px 8px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);
}
.badge.done{border-color:rgba(126,231,135,.5); color:rgba(126,231,135,.95)}
.badge.partial{border-color:rgba(255,204,102,.5); color:rgba(255,204,102,.95)}
.progress-text{font-size:14px;margin:6px 0 10px}
.progressbar{height:8px;border-radius:999px;background:rgba(15,23,42,.04);border:1px solid var(--line);overflow:hidden}
.progressfill{height:100%;width:0;background:linear-gradient(90deg, rgba(29,78,216,.92), rgba(37,99,235,.82))}
.scale-mini{display:grid;gap:8px}
.scale-mini .row{display:flex;gap:10px;align-items:flex-start}
.scale-mini .lvl{
  width:22px;height:22px;border-radius:7px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line);font-weight:800;font-size:12px
}
.scale-mini .txt{line-height:1.3}

.content{min-width:0}
.content-header{display:flex;gap:12px;align-items:flex-start;justify-content:space-between;margin-top:6px}
.indicator-list{display:grid;gap:12px;margin-top:10px}
.indicator{
  padding:14px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--panel2);
}
.indicator-top{display:flex;gap:10px;align-items:flex-start;justify-content:space-between}
.indicator-id{font-weight:900;color:var(--accent)}
.indicator-text{margin:0;color:var(--text);line-height:1.4}
.indicator-controls{display:grid;gap:8px;min-width:280px}
@media (max-width: 720px){ .indicator-controls{min-width: 100%} }
.select{
  width:100%;
  padding:9px 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
}
textarea.notes{
  width:100%;
  padding:10px 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
  resize:vertical;
  min-height:52px;
}
.descbox{
  margin-top:10px;
  padding:10px;
  border-radius:12px;
  border:1px solid rgba(29,78,216,.22);
  background:rgba(29,78,216,.06);
  color:var(--text);
  line-height:1.4;
}
details.all-desc{margin-top:10px}
details.all-desc summary{cursor:pointer;color:var(--accent)}
.descgrid{display:grid;gap:8px;margin-top:10px}
.descgrid .drow{display:flex;gap:10px}
.descgrid .drow .k{min-width:70px;font-weight:800;color:var(--muted)}
.descgrid .drow .v{color:var(--muted)}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width: 980px){ .grid2{grid-template-columns:1fr} }
.big-number{font-size:44px;font-weight:900;margin:6px 0}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(29,78,216,.18);
  background:var(--accentSoft);
  color:var(--text);
  font-weight:700;
}
.tablewrap{overflow:auto}
.table{
  width:100%;
  border-collapse:collapse;
}
.table th,.table td{
  padding:10px 10px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.table th{color:var(--muted);font-weight:700;text-align:left;font-size:13px}
.filebtn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  cursor:pointer;
  background: var(--panel);
}
.filebtn input{display:none}

.field{display:grid;gap:6px;margin:10px 0}
.field span{font-size:13px;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;
  padding:10px 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
}
.check{display:flex;gap:10px;align-items:flex-start;margin:10px 0;color:var(--muted)}
.check input{margin-top:4px}

.site-footer{border-top:1px solid var(--line);padding:10px 0;margin-top:30px;background:rgba(245,248,255,.90)}
.footer-inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

.stepper{font-size:13px;color:var(--muted);margin:4px 0 6px}

.gap-panel{display:grid;gap:12px}
.gap-item{
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(29,78,216,.06), rgba(255,255,255,1));
  border-radius: var(--radius);
  padding:12px;
}
.gap-item .top{display:flex;gap:10px;align-items:flex-start;justify-content:space-between}
.gap-item .name{font-weight:900}
.gap-item .meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:6px}
.gap-item .avg{font-weight:900;color:var(--accent)}
.gap-item .action{margin-top:8px;color:var(--muted);font-size:13px;line-height:1.45}

@media print{
  body{background:white;color:black}
  .site-header,.site-footer,.top-nav,.actions,#feedback{display:none!important}
  .card{box-shadow:none;border:1px solid #ddd;background:white}
}