:root{
  --bg:#080808;--panel:#111;--card:#161616;--border:#242424;
  --accent:#E8650A;--accent-h:#ff7a1f;--accent-dim:rgba(232,101,10,.13);
  --text:#efefef;--muted:#666;--muted2:#888;
  --danger:#c0392b;--success:#27ae60;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:'Barlow',sans-serif;font-size:16px;line-height:1.5;min-height:100vh}
h1,h2,h3{font-family:'Bebas Neue',sans-serif;letter-spacing:.05em;line-height:1.1}
a{color:inherit;text-decoration:none}

nav{background:#0c0c0c;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.nav-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;padding:0 1rem;height:50px}
.nav-brand{font-family:'Bebas Neue',sans-serif;font-size:1.35rem;color:var(--accent);letter-spacing:.06em;white-space:nowrap}
.nav-back{margin-left:auto;font-family:'Barlow Condensed',sans-serif;font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted2);transition:color .15s;white-space:nowrap}
.nav-back:hover{color:var(--accent)}

.container{max-width:1100px;margin:0 auto;padding:1.5rem 1rem 3rem}

.tabs{display:flex;border-bottom:1px solid var(--border);margin-bottom:1.5rem;gap:0}
.tab-btn{font-family:'Barlow Condensed',sans-serif;font-size:.85rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted2);background:none;border:none;border-bottom:2px solid transparent;padding:.7rem 1.2rem;cursor:pointer;margin-bottom:-1px;transition:color .15s}
.tab-btn:hover{color:var(--text)}
.tab-btn.active{color:var(--text);border-bottom-color:var(--accent)}
.tab-pane{display:none}
.tab-pane.active{display:block}

.panel{background:var(--panel);border:1px solid var(--border);border-radius:4px;padding:1.25rem}
.panel+.panel{margin-top:1rem}
.panel-title{font-family:'Bebas Neue',sans-serif;font-size:1rem;color:var(--accent);letter-spacing:.1em;text-transform:uppercase;border-bottom:1px solid var(--border);padding-bottom:.5rem;margin-bottom:1rem}

.tbl{width:100%;border-collapse:collapse;font-size:.88rem}
.tbl th{font-family:'Barlow Condensed',sans-serif;font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted2);padding:.45rem .7rem;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}
.tbl td{padding:.5rem .7rem;border-bottom:1px solid #1c1c1c}
.tbl tr:last-child td{border-bottom:none}
.tbl tr:hover td{background:rgba(255,255,255,.02)}
.tbl .warn-row td{color:#f39c12}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}

.cap-bar-wrap{margin:.6rem 0 .25rem;overflow:hidden}
.cap-bar-bg{height:10px;background:#1e1e1e;border-radius:5px;overflow:hidden;max-width:100%}
.cap-bar-fill{height:100%;background:var(--accent);border-radius:5px;transition:width .3s}
.cap-bar-labels{display:flex;justify-content:space-between;font-family:'Barlow Condensed',sans-serif;font-size:.75rem;color:var(--muted2);margin-top:.3rem}

.tag{display:inline-block;font-family:'Barlow Condensed',sans-serif;font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.12rem .4rem;border-radius:2px;white-space:nowrap}
.tag-yellow{background:rgba(243,156,18,.2);color:#f39c12}
.tag-grey{background:rgba(255,255,255,.06);color:var(--muted2)}

.whatif-form,.proj-form{display:flex;flex-wrap:wrap;gap:.6rem;align-items:flex-end;margin-bottom:1rem}
.fld{display:flex;flex-direction:column;gap:.3rem;flex:1;min-width:100px}
.fld label{font-family:'Barlow Condensed',sans-serif;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted2)}
.fld input,.fld select{background:var(--card);border:1px solid var(--border);border-radius:3px;color:var(--text);font-family:'Barlow',sans-serif;font-size:.88rem;padding:.45rem .6rem;outline:none;width:100%}
.fld input:focus,.fld select:focus{border-color:var(--accent)}

.btn{font-family:'Barlow Condensed',sans-serif;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.55rem 1.1rem;border:none;border-radius:3px;cursor:pointer;transition:background .15s;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-h)}

.proj-result{display:flex;gap:1.5rem;flex-wrap:wrap;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}
.proj-stat{text-align:center}
.proj-val{font-family:'Bebas Neue',sans-serif;font-size:2rem;color:var(--accent);line-height:1}
.proj-lbl{font-family:'Barlow Condensed',sans-serif;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted2);margin-top:.2rem}
#proj-dual{display:none;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}

.impact-result{margin-top:1rem;padding:.85rem 1rem;background:var(--card);border:1px solid var(--border);border-radius:3px;font-size:.92rem;display:none}
.impact-result div+div{margin-top:.4rem}
.impact-result .impact-good{color:#2ecc71;font-weight:700}
.impact-result .impact-bad{color:var(--danger);font-weight:700}

@media(max-width:640px){
  .proj-val{font-size:1.6rem}
  .tbl{font-size:.8rem}
  .tbl th{font-size:.62rem;padding:.35rem .5rem}
  .tbl td{padding:.4rem .5rem}
}