@import url('../fonts/fonts.css');

/* ── Design System ── */
:root{
  --bg:#08090f;
  --panel:#0c0d14;
  --surface:#12131c;
  --surface2:#181924;
  --border:rgba(255,255,255,.06);
  --border2:rgba(255,255,255,.1);
  --text:#dce2f0;
  --text2:#f0f3fa;
  --dim:#7075a0;
  --dim2:#8e94be;
  --accent:#4f8efa;
  --accent2:#6ba0ff;
  --green:#22c583;
  --red:#f06060;
  --amber:#f0a830;
  --purple:#a78bfa;
  --cyan:#5ee8d0;
  --mono:'JetBrains Mono',monospace;
  --sans:'Inter',system-ui,sans-serif;
  --r1:4px;--r2:6px;--r3:8px;--r4:12px;--r5:14px;
  --shadow:0 2px 12px rgba(0,0,0,.35);
  --shadow2:0 8px 32px rgba(0,0,0,.5)
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{width:100%;height:100%;overflow:hidden;background:var(--bg);font-family:var(--sans);color:var(--text);-webkit-font-smoothing:antialiased}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.08);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.14)}
button{cursor:pointer;font-family:var(--mono)}
textarea{font-family:var(--mono)}
::selection{background:rgba(79,142,250,.3)}

/* ── App Layout ── */
#app{display:flex;flex-direction:column;height:100%}

/* ── Topbar ── */
#topbar{
  height:42px;flex-shrink:0;
  background:var(--panel);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;
  padding:0 12px;
  z-index:50;position:relative
}
.logo{display:flex;align-items:center;gap:8px}
.logo .ic{font-size:16px;opacity:.9}
.logo .nm{font-weight:700;font-size:14px;color:var(--text2);letter-spacing:-.4px}
.logo .tg{font-family:var(--mono);font-size:7.5px;color:var(--dim);padding:2px 6px;background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:var(--r1);letter-spacing:.6px;text-transform:uppercase}

.top-actions{position:absolute;left:50%;transform:translateX(-50%);display:flex;gap:6px;align-items:center}
.tb{
  padding:5px 12px;border-radius:var(--r2);font-size:9.5px;font-weight:600;
  border:none;transition:all .12s ease;letter-spacing:.2px
}
.tb:hover{filter:brightness(1.15)}
.tb:active{transform:scale(.97)}
.tb-run{background:var(--green);color:#fff}
.tb-run:disabled{opacity:.3;pointer-events:none}
.tb-con{background:transparent;color:var(--dim2);border:1px solid var(--border)}
.tb-con:hover{border-color:var(--border2);color:var(--text)}
.tb-undo,.tb-redo{background:transparent;color:var(--dim);border:1px solid var(--border);font-size:12px;padding:3px 8px;display:inline-block;transform:scaleY(-1)}
.tb-undo:hover,.tb-redo:hover{color:var(--text);border-color:var(--border2)}

/* ── Project list ── */
.proj-item{display:flex;align-items:center;justify-content:space-between;padding:5px 8px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r2);margin-bottom:3px;transition:all .12s}
.proj-item:hover{border-color:var(--border2);background:var(--surface2)}
.proj-item.proj-active{border-color:var(--accent);background:rgba(79,142,250,.06)}
.proj-item .proj-name{font-family:var(--mono);font-size:8.5px;color:var(--text);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.proj-item.proj-active .proj-name{color:var(--accent);font-weight:600}
.proj-actions{display:flex;gap:1px;opacity:0;transition:opacity .12s}
.proj-item:hover .proj-actions{opacity:1}
.proj-btn{background:transparent;border:none;color:var(--dim);font-size:9px;cursor:pointer;padding:2px 4px;border-radius:var(--r1);transition:all .12s}
.proj-btn:hover{color:var(--text);background:rgba(255,255,255,.06)}
.proj-btn-del:hover{color:var(--red);background:rgba(240,96,96,.1)}

.agent-speed{display:flex;align-items:center;gap:4px;padding-left:4px;border-left:1px solid var(--border);margin-left:2px}
#agent-speed{width:44px;height:3px;-webkit-appearance:none;appearance:none;background:var(--border);border-radius:2px;outline:none;cursor:pointer}
#agent-speed::-webkit-slider-thumb{-webkit-appearance:none;width:9px;height:9px;border-radius:50%;background:var(--purple);cursor:pointer}

/* ── Workspace ── */
#workspace{display:flex;flex:1;overflow:hidden}

/* ── Left Panel ── */
#left{width:310px;flex-shrink:0;display:flex;flex-direction:column;background:var(--panel);border-right:1px solid var(--border)}
@media(max-width:760px){#left{width:240px}}

#ltabs{display:flex;border-bottom:1px solid var(--border)}
#ltabs button{
  flex:1;padding:8px 0;border:none;background:transparent;
  color:var(--dim);font-size:9px;font-family:var(--mono);font-weight:600;
  border-bottom:2px solid transparent;
  transition:all .12s ease;letter-spacing:.3px
}
#ltabs button:hover{color:var(--dim2);background:rgba(255,255,255,.015)}
#ltabs button.active{color:var(--text2);border-bottom-color:var(--accent);background:rgba(79,142,250,.04)}

.ltab{flex:1;display:none;flex-direction:column;overflow:hidden}
.ltab.active{display:flex}

/* ── Resizer ── */
#resizer{width:3px;flex-shrink:0;background:transparent;cursor:col-resize;transition:background .15s;position:relative}
#resizer::after{content:'';position:absolute;inset:0 -2px;z-index:1}
#resizer:hover,#resizer.active{background:var(--accent)}

/* ── Editor Tab ── */
#editor-tab{padding:10px;gap:8px}
.ed-label{color:var(--dim);font-size:8px;font-family:var(--mono);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:3px;font-weight:600}
#theme-sel{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r1);
  color:var(--dim);font-family:var(--mono);font-size:7.5px;padding:2px 6px;outline:none;cursor:pointer;
  -webkit-appearance:none;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%23505580'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 4px center;padding-right:16px;
  transition:all .12s
}
#theme-sel:focus{border-color:var(--accent);color:var(--accent)}
#theme-sel option{background:var(--panel);color:var(--text)}

#code-area{flex:1;min-height:80px;background:#080810;border:1px solid var(--border);border-radius:var(--r3);overflow:hidden;position:relative}
#code-area .ace_editor{font-size:12px !important;line-height:1.7 !important;font-family:var(--mono) !important;background:#080810 !important}
#code-area .ace_gutter{background:#0a0a14 !important;color:#556 !important;border-right:1px solid rgba(255,255,255,.03) !important}
#code-area .ace_cursor{color:var(--accent) !important}
#code-area .ace_selection{background:rgba(79,142,250,.18) !important}
#code-area .ace_active-line{background:rgba(255,255,255,.02) !important}

#ed-error{background:rgba(240,96,96,.06);border:1px solid rgba(240,96,96,.12);border-radius:var(--r2);padding:6px 10px;color:var(--red);font-size:9.5px;font-family:var(--mono);display:none;white-space:pre-wrap;margin-top:4px}
#ed-preview{background:rgba(79,142,250,.04);border:1px solid rgba(79,142,250,.08);border-radius:var(--r3);padding:8px 12px;display:none;margin-top:4px}

.ed-btns{display:flex;gap:6px;margin-top:6px}
.ed-btns button{flex:1;padding:7px 0;border:none;border-radius:var(--r2);font-size:10px;font-weight:700;transition:all .12s}
.ed-btns button:active{transform:scale(.97)}
#btn-create{background:var(--accent);color:#fff}
#btn-create:hover{background:var(--accent2)}
#btn-create.blocked{background:var(--surface);color:#444;cursor:not-allowed}
#btn-save{background:var(--green);color:#fff;display:none}
#btn-cancel-edit{background:var(--surface);color:var(--dim2);display:none;border:1px solid var(--border)}

#syntax-status{margin-top:4px;font-family:var(--mono);font-size:9.5px;max-height:100px;overflow-y:auto;display:none}
#syntax-status.ok{display:block;color:var(--green)}
#syntax-status.err{display:block;color:var(--red);background:rgba(240,96,96,.04);border:1px solid rgba(240,96,96,.08);border-radius:var(--r2);padding:6px 8px;white-space:pre-wrap;word-break:break-word}

.ed-examples{font-size:8px;color:#333;font-family:var(--mono);margin-top:6px}
.ed-examples span{display:inline-block;margin:2px;padding:1px 6px;background:rgba(255,255,255,.02);border:1px solid var(--border);border-radius:var(--r1);color:var(--dim);cursor:pointer;transition:all .12s}
.ed-examples span:hover{border-color:var(--border2);color:var(--dim2)}

/* ── Library Tab ── */
#lib-tab{padding:10px;overflow-y:auto}
.lib-empty{text-align:center;padding:30px;color:#333;font-family:var(--mono);font-size:10px}

.lib-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r4);
  padding:10px 12px;margin-bottom:5px;cursor:grab;user-select:none;
  transition:all .12s ease
}
.lib-card:hover{border-color:var(--border2);background:var(--surface2)}
.lib-card:active{cursor:grabbing}
.lib-card .lc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.lib-card .lc-name{font-family:var(--mono);font-weight:700;font-size:11.5px}
.lib-card .lc-io{display:flex;gap:12px;font-size:8.5px;font-family:var(--mono);margin-bottom:6px}
.lib-card .lc-io .l{color:var(--dim)}.lib-card .lc-io .v{color:var(--dim2)}
.lib-card .lc-btns{display:flex;gap:4px}
.lib-card .lc-btns button{padding:4px 10px;border-radius:var(--r2);font-size:9px;border:none;font-weight:600;transition:all .12s}
.lib-card .lc-btns button:hover{filter:brightness(1.15)}

/* ── Code Tab ── */
#code-tab.active{flex-direction:column}
.ct-head{padding:8px 12px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.ct-head span{color:var(--accent);font-size:9.5px;font-family:var(--mono);font-weight:700}
#btn-copy{
  background:rgba(79,142,250,.08);color:var(--accent);
  border:1px solid rgba(79,142,250,.12);border-radius:var(--r1);
  padding:2px 8px;font-size:8px;font-weight:600;
  transition:all .12s
}
#btn-copy:hover{background:rgba(79,142,250,.15);border-color:rgba(79,142,250,.25)}
#gen-code{flex:1;min-height:0}
#gen-code .ace_editor{font-size:11px !important;line-height:1.7 !important;font-family:var(--mono) !important;background:#080810 !important}
#gen-code .ace_gutter{background:#0a0a14 !important;color:#556 !important;border-right:1px solid rgba(255,255,255,.03) !important}

/* ── Right Panel ── */
#right-panel{width:320px;flex-shrink:0;display:flex;flex-direction:column;background:var(--panel);border-left:1px solid var(--border)}
#rpanel-tabs{display:flex;border-bottom:1px solid var(--border)}
#rpanel-tabs button{
  flex:1;padding:8px 0;border:none;background:transparent;
  color:var(--dim);font-size:9px;font-family:var(--mono);font-weight:600;
  border-bottom:2px solid transparent;transition:all .12s;letter-spacing:.3px
}
#rpanel-tabs button:hover{color:var(--dim2);background:rgba(255,255,255,.015)}
#rpanel-tabs button.active{color:var(--text2);border-bottom-color:var(--accent);background:rgba(79,142,250,.04)}
.rp-pane{display:none;flex:1;overflow:hidden}.rp-pane.active{display:flex;flex-direction:column}
#term-container{flex:1;overflow:hidden;background:#0a0a12;padding:4px}
#cout{flex:1;padding:8px 12px;font-family:var(--mono);font-size:10px;line-height:1.7;overflow-y:auto;white-space:pre-wrap;color:#a8b2c8}
.ce{color:var(--red)}.co{color:#88c888}
#dp-pane.active{flex-direction:column;display:flex}
#pkg-pane.active{flex-direction:column}
.pkg-row{display:flex;align-items:center;padding:2px 0;gap:4px}
.pkg-name{flex:1;font-size:9px;color:var(--text)}
.pkg-ver{font-size:8px;color:var(--dim);min-width:40px;text-align:right}
.pkg-actions{display:flex;gap:1px;opacity:0;transition:opacity .12s}
.pkg-row:hover .pkg-actions{opacity:1}
.pkg-btn{background:transparent;border:none;color:var(--dim);font-size:13px;cursor:pointer;padding:3px 6px;border-radius:var(--r1);transition:all .12s}
.pkg-btn:hover{color:var(--text);background:rgba(255,255,255,.06)}
.pkg-btn-del:hover{color:var(--red);background:rgba(240,96,96,.1)}
#dp-body{padding:8px 12px;font-family:var(--mono);font-size:9.5px;line-height:1.6;overflow-y:auto;flex:1;color:#a8b2c8}

/* ── Canvas ── */
#canvas{flex:1;position:relative;overflow:hidden;background:var(--bg);touch-action:none}
#canvas-svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}

/* ── Mini-map ── */
#minimap{
  position:absolute;bottom:46px;right:10px;z-index:30;
  background:rgba(12,13,20,.92);border:1px solid var(--border);
  border-radius:var(--r3);cursor:pointer;
  backdrop-filter:blur(6px);
  transition:opacity .15s
}
#minimap:hover{border-color:var(--border2)}

.zoom-bar{position:absolute;bottom:10px;right:10px;display:flex;gap:3px;z-index:30}
.zoom-bar button{
  width:28px;height:28px;border-radius:var(--r2);
  border:1px solid var(--border);background:rgba(12,13,20,.9);
  color:var(--dim);font-size:13px;font-family:var(--mono);font-weight:700;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  backdrop-filter:blur(8px);transition:all .12s
}
.zoom-bar button:hover{background:rgba(79,142,250,.1);color:var(--accent);border-color:rgba(79,142,250,.25)}

/* ── Legend ── */
.legend{position:absolute;bottom:10px;left:10px;z-index:30}
.legend-toggle{
  width:24px;height:24px;border-radius:50%;
  background:rgba(12,13,20,.9);border:1px solid var(--border);
  color:var(--dim);font-family:var(--mono);font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  backdrop-filter:blur(8px);transition:all .12s
}
.legend-toggle:hover{background:rgba(79,142,250,.1);color:var(--accent);border-color:rgba(79,142,250,.25)}
.legend-body{
  position:absolute;bottom:32px;left:0;
  background:rgba(12,13,20,.95);border:1px solid var(--border);
  border-radius:var(--r4);padding:10px 14px;
  backdrop-filter:blur(12px);white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity 1s .3s,transform .15s;
  transform:translateY(4px)
}
.legend:hover .legend-body{opacity:1;pointer-events:all;transition:opacity .12s;transform:translateY(0)}
.legend:hover .legend-toggle{background:rgba(79,142,250,.1);color:var(--accent);border-color:rgba(79,142,250,.25)}
.legend-title{font-family:var(--mono);font-size:7.5px;color:var(--dim);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:4px;font-weight:600}
.legend-row{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:8.5px;color:var(--dim2);height:18px}
.legend-port{width:11px;height:11px;border-radius:50%;flex-shrink:0}

/* ── Accessibility mode ── */
#canvas-svg:focus{outline:none}
body.a11y-mode #canvas-svg:focus{outline:2px solid var(--accent);outline-offset:2px}
body.a11y-mode button:focus,body.a11y-mode input:focus,body.a11y-mode select:focus{outline:2px solid var(--accent);outline-offset:1px}