@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --shell:#1B1F24;
  --shell-2:#242A31;
  --drawer-line:#343C45;
  --paper:#F4F1EA;
  --paper-2:#FFFFFF;
  --ink:#20242A;
  --ink-soft:#5B6470;
  --brass:#E3A857;
  --brass-dark:#C98A34;
  --teal:#3F9C93;
  --rust:#D1495B;
  --focus:#5B8DEF;
  --radius:10px;
  --mono:'IBM Plex Mono', ui-monospace, monospace;
  --sans:'Inter', system-ui, sans-serif;
  --display:'Space Grotesk', system-ui, sans-serif;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family:var(--sans);
  background:var(--shell);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--focus); outline-offset:2px;}

/* ---------- App shell ---------- */
.app{
  display:grid;
  grid-template-columns:280px 1fr;
  min-height:100vh;
}

/* ---------- Sidebar / pegboard ---------- */
.sidebar{
  background:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.045) 1px, transparent 1.6px) 0 0/16px 16px,
    var(--shell);
  border-right:1px solid var(--drawer-line);
  padding:22px 14px 24px;
  overflow-y:auto;
  max-height:100vh;
  position:sticky;
  top:0;
}
.brand{
  display:flex;
  align-items:baseline;
  gap:8px;
  padding:2px 8px 18px;
  border-bottom:1px solid var(--drawer-line);
  margin-bottom:14px;
  text-decoration:none;
  color:inherit;
}
.brand .mark{
  font-family:var(--display);
  font-weight:700;
  font-size:20px;
  color:var(--paper);
  letter-spacing:-0.02em;
}
.brand .tag{
  font-family:var(--mono);
  font-size:10.5px;
  color:var(--brass);
  text-transform:uppercase;
  letter-spacing:0.09em;
}
.search-box{
  margin:0 6px 16px;
}
.search-box input{
  width:100%;
  padding:9px 11px;
  border-radius:8px;
  border:1px solid var(--drawer-line);
  background:var(--shell-2);
  color:var(--paper);
  font-family:var(--mono);
  font-size:12.5px;
}
.search-box input::placeholder{color:#7B8794;}

.drawer{
  border-bottom:1px solid var(--drawer-line);
}
.drawer-handle{
  width:100%;
  display:flex;
  align-items:center;
  gap:10px;
  background:none;
  border:none;
  color:var(--paper);
  padding:11px 8px;
  cursor:pointer;
  text-align:left;
  font-family:var(--display);
  font-weight:600;
  font-size:13.5px;
  letter-spacing:0.01em;
}
.drawer-handle .ico{font-size:15px; width:20px; text-align:center;}
.drawer-handle .chev{margin-left:auto; font-size:11px; color:#7B8794; transition:transform .15s ease;}
.drawer.open .drawer-handle .chev{transform:rotate(90deg); color:var(--brass);}
.drawer-list{
  display:none;
  flex-direction:column;
  padding:2px 4px 12px 30px;
  gap:1px;
}
.drawer.open .drawer-list{display:flex;}
.tool-btn{
  background:none;
  border:none;
  color:#B9C2CC;
  text-align:left;
  padding:6px 8px;
  border-radius:6px;
  font-size:12.5px;
  cursor:pointer;
  font-family:var(--sans);
}
.tool-btn:hover{background:var(--shell-2); color:var(--paper);}
.tool-btn.active{background:var(--brass); color:#241804; font-weight:600;}
.tool-btn .soon{
  color:var(--brass);
  font-size:9.5px;
  margin-left:6px;
  font-family:var(--mono);
}

/* ---------- Main / workbench ---------- */
.main{
  background:var(--paper);
  min-height:100vh;
  padding:34px 44px 60px;
}
.workbench-header{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:26px;
  flex-wrap:wrap;
}
.workbench-header h1{
  font-family:var(--display);
  font-size:26px;
  margin:0 0 4px;
  color:var(--ink);
  letter-spacing:-0.01em;
}
.workbench-header p{
  margin:0;
  color:var(--ink-soft);
  font-size:13.5px;
  max-width:640px;
}
.badge-row{display:flex; gap:6px; flex-wrap:wrap;}
.badge{
  font-family:var(--mono);
  font-size:10px;
  text-transform:uppercase;
  letter-spacing:0.06em;
  padding:4px 8px;
  border-radius:20px;
  background:var(--paper-2);
  border:1px solid #E1DCCF;
  color:var(--ink-soft);
}
.badge.privacy{color:var(--teal); border-color:#bfe1dc;}

.home-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(230px,1fr));
  gap:14px;
}
.home-card{
  background:var(--paper-2);
  border:1px solid #E6E1D3;
  border-radius:var(--radius);
  padding:16px;
  cursor:pointer;
  text-align:left;
}
.home-card:hover{border-color:var(--brass);}
.home-card .ico{font-size:20px;}
.home-card h3{font-family:var(--display); font-size:14.5px; margin:8px 0 4px;}
.home-card p{margin:0; font-size:12px; color:var(--ink-soft); line-height:1.45;}

.panel{
  background:var(--paper-2);
  border:1px solid #E6E1D3;
  border-radius:var(--radius);
  padding:22px;
  margin-bottom:18px;
}
.panel h2{
  font-family:var(--display);
  font-size:17px;
  margin:0 0 4px;
}
.panel .sub{
  color:var(--ink-soft);
  font-size:12.5px;
  margin:0 0 16px;
}
.row{display:flex; gap:14px; flex-wrap:wrap; align-items:center;}
.col{display:flex; flex-direction:column; gap:6px;}
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
@media (max-width:820px){.grid-2{grid-template-columns:1fr;}}

label{font-size:11.5px; color:var(--ink-soft); font-weight:600; text-transform:uppercase; letter-spacing:0.04em;}
textarea, input[type=text], input[type=number], input[type=password], select{
  font-family:var(--mono);
  font-size:13px;
  border:1px solid #DAD4C4;
  border-radius:7px;
  padding:9px 10px;
  background:#FCFBF8;
  color:var(--ink);
  width:100%;
}
textarea{resize:vertical; min-height:160px; line-height:1.5;}
input[type=file]{font-family:var(--sans); font-size:12.5px;}

.btn{
  font-family:var(--sans);
  font-weight:600;
  font-size:13px;
  padding:9px 16px;
  border-radius:7px;
  border:1px solid var(--brass-dark);
  background:var(--brass);
  color:#241804;
  cursor:pointer;
}
.btn:hover{background:var(--brass-dark); color:#fff;}
.btn.secondary{
  background:var(--paper-2);
  color:var(--ink);
  border:1px solid #DAD4C4;
}
.btn.secondary:hover{border-color:var(--ink-soft);}
.btn.ghost{background:none; border:1px dashed #C7C1B0; color:var(--ink-soft);}
.btn:disabled{opacity:.5; cursor:not-allowed;}

.check-row{display:flex; align-items:center; gap:6px; font-size:12.5px; color:var(--ink);}
.check-row label{text-transform:none; font-weight:500; letter-spacing:0; color:var(--ink);}

.diff-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  border:1px solid #E6E1D3;
  border-radius:8px;
  overflow:hidden;
}
.diff-pane{
  font-family:var(--mono);
  font-size:12.5px;
  line-height:1.6;
  white-space:pre-wrap;
  word-break:break-word;
  overflow:auto;
  max-height:520px;
}
.diff-pane .ln{
  display:flex;
}
.diff-pane .num{
  flex:0 0 42px;
  text-align:right;
  padding-right:8px;
  color:#B7AF9B;
  user-select:none;
  border-right:1px solid #ECE7D9;
}
.diff-pane .content{padding:0 8px; flex:1;}
.diff-pane:first-child{border-right:1px solid #E6E1D3;}
.ln.add{background:#E4F3EF;}
.ln.del{background:#FBE7E9;}
.ln.mod{background:#FDF3DC;}
.tok-add{background:#BFE7DC;}
.tok-del{background:#F6C6CC; text-decoration:line-through;}

.stat-strip{display:flex; gap:18px; font-family:var(--mono); font-size:12px; color:var(--ink-soft); margin:10px 0 16px;}
.stat-strip b{color:var(--ink);}

.result-box{
  background:#FCFBF8;
  border:1px solid #E6E1D3;
  border-radius:8px;
  padding:14px;
  font-family:var(--mono);
  font-size:12.5px;
  white-space:pre-wrap;
  word-break:break-word;
  max-height:420px;
  overflow:auto;
}
.copy-row{display:flex; justify-content:flex-end; gap:8px; margin-top:8px;}

table.tool-table{border-collapse:collapse; width:100%; font-family:var(--mono); font-size:12px;}
table.tool-table th, table.tool-table td{border:1px solid #E6E1D3; padding:6px 8px; text-align:left;}
table.tool-table th{background:#F3EFE4;}
tr.changed td{background:#FDF3DC;}
tr.dup td{background:#FBE7E9;}

.file-drop{
  border:1.5px dashed #C7C1B0;
  border-radius:8px;
  padding:22px;
  text-align:center;
  color:var(--ink-soft);
  font-size:12.5px;
  cursor:pointer;
}
.file-drop.drag{border-color:var(--brass); background:#FFF8EC;}

.tag-note{
  font-size:11.5px;
  color:var(--ink-soft);
  background:#F3EFE4;
  border-left:3px solid var(--brass);
  padding:8px 10px;
  border-radius:4px;
  margin-top:10px;
}
.tag-note.limit{border-left-color:var(--rust);}

canvas{max-width:100%;}
.swatch{width:60px;height:60px;border-radius:8px;border:1px solid #E6E1D3;}
.color-out{display:flex; gap:16px; flex-wrap:wrap; align-items:center;}

footer.disclaimer{
  margin-top:30px;
  font-size:11px;
  color:#8A8377;
  font-family:var(--mono);
  text-align:center;
}
::-webkit-scrollbar{width:10px; height:10px;}
::-webkit-scrollbar-thumb{background:#D7D1C0; border-radius:8px;}