:root{
  --page-bg:#F1EFE8;
  --card-bg:#FFFFFF;
  --border:#D3D1C7;
  --border-soft:#E5E3DA;
  --text-primary:#1E293B;
  --text-secondary:#5F5E5A;
  --text-muted:#888780;
  --profit:#0F6E56;
  --loss:#A32D2D;
  --accent:#C2410C;
  --pill-bg:#FFFFFF;
  --radius:10px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;
}
*{box-sizing:border-box;}
body{
  margin:0;
  background:var(--page-bg);
  color:var(--text-primary);
  font-family:var(--font-sans);
  font-size:15px;
  line-height:1.5;
  overflow-x:hidden;
}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}

.container{max-width:1100px;margin:0 auto;padding:0 20px;}

/* top nav */
.topnav{
  background:var(--card-bg);
  border-bottom:1px solid var(--border);
}
.topnav .container{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;font-size:16px;color:var(--text-primary);}
.brand .accent{color:var(--profit);}
.navlinks{display:flex;gap:22px;align-items:center;}
.navlinks a{font-size:14px;}
.navlinks a:not(.btn){color:var(--accent);}
.navlinks a.active{color:var(--text-primary);font-weight:600;border-bottom:2px solid var(--accent);}

.nav-hamburger{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  background:none;
  border:none;
  cursor:pointer;
  padding:8px;
  margin-left:auto;
}
.nav-hamburger span{
  display:block;
  width:22px;
  height:2px;
  background:var(--text-primary);
  border-radius:2px;
  transition:transform 0.2s ease, opacity 0.2s ease;
}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-hamburger.open span:nth-child(2){opacity:0;}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

@media (max-width:768px){
  .topnav .container{position:relative;flex-wrap:wrap;}
  .nav-hamburger{display:flex;}
  .navlinks{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    background:var(--card-bg);
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:8px 16px 16px;
    border-bottom:1px solid var(--border);
    border-top:1px solid var(--border-soft);
    box-shadow:0 6px 14px rgba(0,0,0,0.08);
    z-index:50;
  }
  .navlinks.open{display:flex;}
  .navlinks a{padding:11px 6px;width:100%;border-bottom:1px solid var(--border-soft);}
  .navlinks a:last-child{border-bottom:none;}
  .navlinks a.btn{margin-top:6px;text-align:center;}
}
.btn{
  display:inline-block;
  padding:8px 16px;
  border-radius:8px;
  border:1px solid var(--border);
  background:var(--card-bg);
  color:var(--text-primary);
  font-size:14px;
  cursor:pointer;
}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-primary:hover{opacity:.92;text-decoration:none;}
.btn:hover{background:var(--page-bg);text-decoration:none;}

/* pills / tags */
.pill{
  display:inline-block;
  background:var(--pill-bg);
  border:1px solid var(--border);
  color:var(--text-secondary);
  font-size:13px;
  padding:6px 13px;
  border-radius:6px;
}

/* card */
.card{
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  transition:border-color .15s ease;
}
.card:hover{border-color:var(--accent);}
.row-clickable:hover{background:rgba(194,65,12,0.05);}
::selection{background:rgba(194,65,12,0.25);color:var(--text-primary);}

/* strategy table */
.table-wrap{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);overflow-x:auto;}
table.mono{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:15px;min-width:480px;}
table.mono th{
  text-align:right;
  color:var(--text-muted);
  font-weight:500;
  padding:12px 16px;
  border-bottom:1px solid var(--border-soft);
  cursor:pointer;
  user-select:none;
  font-size:13px;
}
table.mono th:first-child, table.mono td:first-child{text-align:left;}
table.mono td{
  text-align:right;
  padding:12px 16px;
  border-bottom:1px solid var(--border-soft);
  color:var(--text-primary);
}
table.mono tr:last-child td{border-bottom:none;}
table.mono tr:hover td{background:var(--page-bg);}
table.mono tbody tr:nth-child(even) td{background:rgba(0,0,0,0.015);}
.profit{color:var(--profit);}
.loss{color:var(--loss);}
.muted{color:var(--text-secondary);}

/* softer color-tinted table cells, used in the strategy scanner */
.cell-profit{background:#F3F7EF;color:#3D5C2C;}
.cell-loss{background:#FBF2EF;color:#8A4A3B;}
.cell-muted{background:transparent;color:var(--text-muted);}

/* strategy category filter chips */
.chipbar{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0;}
.grid-3col{display:grid;grid-template-columns:1fr;gap:14px;margin-bottom:40px;}
@media (min-width:640px){.grid-3col{grid-template-columns:repeat(3,1fr);}}
.grid-2col{display:grid;grid-template-columns:1fr;gap:14px;}
.grid-2col > *{min-width:0;}
@media (min-width:640px){.grid-2col.two-up{grid-template-columns:repeat(2,1fr);}}
.chip{
  padding:7px 13px;
  border-radius:16px;
  border:1px solid var(--border);
  background:var(--card-bg);
  font-size:14px;
  color:var(--text-secondary);
  cursor:pointer;
  transition:border-color .15s ease,color .15s ease;
}
.chip:hover{border-color:var(--accent);color:var(--accent);}
.chip.active{background:var(--text-primary);color:#fff;border-color:var(--text-primary);}

.stock-chip{border-color:#F3D9BE;background:#FDF3E9;color:#9A3E0B;font-weight:500;font-size:12px;}
.stock-chip:hover{background:var(--accent);color:#fff;border-color:var(--accent);}

/* forms */
input, select{
  width:100%;
  padding:9px 12px;
  border:1px solid var(--border);
  border-radius:8px;
  background:var(--card-bg);
  font-size:14px;
  color:var(--text-primary);
}
input:focus, select:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(194,65,12,0.15);
}
label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:5px;}
.field{margin-bottom:14px;}

/* leg row (builder) */
.builder-stack{max-width:950px;margin:0 auto;}
.leg-card{
  border:1px solid var(--border);
  border-left:3px solid var(--border);
  border-radius:8px;
  padding:12px;
  margin-bottom:10px;
  background:var(--page-bg);
}
.leg-card.leg-buy{border-left-color:var(--profit);}
.leg-card.leg-sell{border-left-color:var(--loss);}
.leg-card-row{
  display:grid;
  grid-template-columns: repeat(3, minmax(90px, 1fr)) 64px 90px 40px;
  gap:10px;
  align-items:end;
}
@media (max-width: 640px){
  .leg-card-row{grid-template-columns: 1fr 1fr;}
}
.leg-card-row .field{
  min-width:0;
  margin:0;
}

.leg-btn-remove{
  flex:0 0 auto;
  width:36px;
  height:36px;
  padding:0;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--loss);
  font-weight:600;
  font-size:14px;
}

/* payoff chart svg wrapper */
.payoff-wrap{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px;}

/* page header */
.page-head{display:flex;justify-content:space-between;align-items:center;margin:24px 0 16px;flex-wrap:wrap;gap:10px;}
.page-head h1{font-size:20px;font-weight:600;margin:0;border-left:3px solid var(--accent);padding-left:10px;}
.tagrow{display:flex;gap:8px;flex-wrap:wrap;}

/* footer */
.sitefooter{margin-top:60px;padding:24px 0;border-top:1px solid var(--border);color:var(--text-muted);font-size:14px;}

/* admin sidebar layout */
.admin-wrap{display:flex;gap:24px;margin-top:20px;}
.admin-side{width:200px;flex-shrink:0;}
.admin-side a{display:block;padding:9px 12px;border-radius:8px;color:var(--text-secondary);font-size:14px;margin-bottom:4px;}
.admin-side a.active{background:var(--card-bg);border:1px solid var(--border);color:var(--text-primary);font-weight:600;}
.admin-main{flex:1;}

.metric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin:16px 0;}
.metric-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;}
.metric-card .label{font-size:12px;color:var(--text-muted);}
.metric-card .value{font-size:22px;font-weight:600;margin-top:4px;}

.notice{background:#FDF6E3;border:1px solid #E8D9A8;color:#6B5A17;padding:10px 14px;border-radius:8px;font-size:13px;margin:14px 0;}

/* ad layout — used on scanner + detail pages */
.container-wide{max-width:1500px;margin:0 auto;padding:0 20px;}
.page-with-ads{display:flex;flex-direction:row;flex-wrap:wrap;gap:20px;align-items:flex-start;}
.page-main{flex:1 1 500px;min-width:0;order:2;}

/* When ads are hidden (Pro users), page-main is the ONLY child -- center
   it at a comfortable reading width instead of letting it stretch full
   width or hug one side. Scoped narrowly so the normal with-ads layout
   (scanner/detail/builder for Free users) is completely untouched. */
.page-with-ads > .page-main:only-child{
  flex:0 1 1200px;
  max-width:1200px;
  margin:0 auto;
}
.ad-slot{
  width:300px;
  height:600px;
  flex:0 0 300px;
  background:var(--card-bg);
  border:1px dashed var(--border);
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-muted);
  font-size:12px;
  text-align:center;
  position:sticky;
  top:20px;
}
.ad-slot-left{order:1;}
.ad-slot-right{order:3;}
@media (max-width: 1180px){
  .ad-slot{position:static;width:100%;flex-basis:100%;height:250px;}
  .ad-slot-left{order:3;}
  .ad-slot-right{order:3;}
}

/* detail page info grid */
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:16px 0;}
.info-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;}
.info-card .label{font-size:12px;color:var(--text-muted);margin-bottom:3px;}
.info-card .value{font-size:15px;font-weight:600;}
.badge{display:inline-block;font-size:12px;padding:4px 10px;border-radius:6px;font-weight:600;}
.badge-defined{background:#EAF3DE;color:#3B6D11;}
.badge-undefined{background:#FAECE7;color:#993C1D;}