/* ============================================================
   FORÊT·MESH — LoRaWAN wildfire mesh planner
   Dark mission-control UI over Esri satellite imagery
   ============================================================ */

:root{
  --bg:#080b10;
  --panel:#0e131b;
  --panel-2:#131a24;
  --line:#1e2836;
  --line-2:#2a3646;
  --txt:#e6edf6;
  --txt-dim:#8fa1b8;
  --txt-faint:#5f7189;
  --accent:#ff7a18;
  --accent-2:#ffb020;
  --gw:#b46bff;         /* Tier A gateway  */
  --h1:#22d3ee;         /* hop 1 */
  --h2:#34d399;         /* hop 2 */
  --h3:#facc15;         /* hop 3 */
  --h4:#fb923c;         /* hop 4 */
  --h5:#f43f5e;         /* hop 5+ */
  --orphan:#94a3b8;     /* unreachable */
  --ok:#34d399;
  --warn:#fbbf24;
  --bad:#f43f5e;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Roboto Mono",monospace;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{
  background:var(--bg); color:var(--txt);
  font:400 13px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased; overflow:hidden;
}
.hidden{display:none !important}

/* ─────────── layout ─────────── */
#app{
  display:grid;
  grid-template-columns:320px 1fr 0px;
  grid-template-rows:auto 1fr;
  grid-template-areas:"top top top" "side map results";
  height:100vh; width:100vw;
}
#app.results-open{grid-template-columns:320px 1fr 372px}

#topbar{
  grid-area:top; display:flex; align-items:center; gap:14px; min-height:60px; padding:6px 14px; flex-wrap:wrap;
  padding:0 14px; background:linear-gradient(180deg,#101823,#0b1017);
  border-bottom:1px solid var(--line); z-index:600;
}
#sidebar{grid-area:side; background:var(--panel); border-right:1px solid var(--line); overflow:hidden}
#resultspanel{grid-area:results; background:var(--panel); border-left:1px solid var(--line); overflow:hidden}
#resultspanel:not(.open){display:none}
#mapwrap{grid-area:map; position:relative; background:#0a0d12}
#map{position:absolute; inset:0; background:#0a0d12}
.side-scroll{height:100%; overflow-y:auto; overscroll-behavior:contain; padding:12px}
.side-scroll::-webkit-scrollbar{width:9px}
.side-scroll::-webkit-scrollbar-track{background:transparent}
.side-scroll::-webkit-scrollbar-thumb{background:#22303f; border-radius:9px; border:2px solid var(--panel)}
.side-scroll::-webkit-scrollbar-thumb:hover{background:#2f4155}

/* ─────────── brand ─────────── */
.brand{display:flex; align-items:center; gap:10px; min-width:250px}
.brand-mark{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  background:radial-gradient(circle at 30% 25%,#2a1a10,#12100e);
  border:1px solid #3a2a1a; box-shadow:0 0 18px rgba(255,122,24,.18) inset;
}
.brand-text h1{margin:0;font-size:15px;letter-spacing:.16em;font-weight:700}
.brand-text h1 span{color:var(--accent);margin:0 2px}
.brand-text p{margin:0;font-size:10.5px;color:var(--txt-faint);letter-spacing:.02em}

/* ─────────── metrics bar ─────────── */
.metrics{display:flex; gap:8px; flex:1 1 auto; justify-content:flex-end; flex-wrap:wrap; overflow:visible}
.metric{
  display:flex; flex-direction:column; align-items:flex-start; justify-content:center;
  padding:5px 12px; min-width:104px; border-radius:8px;
  background:#0d131c; border:1px solid var(--line);
}
.m-label{font-size:9.5px;text-transform:uppercase;letter-spacing:.09em;color:var(--txt-faint);white-space:nowrap}
.m-value{font:600 16px/1.15 var(--mono); color:var(--txt)}
.m-unit{font-size:9px;color:var(--txt-faint);letter-spacing:.06em;text-transform:uppercase}
.metric-a{border-color:#4a2b6b; background:#150e1e}
.metric-a .m-value{color:#c98cff}
.metric-b{border-color:#134a45; background:#0a1a18}
.metric-b .m-value{color:#5eead4}
.metric-cost{border-color:#5a3410; background:#1a1008; min-width:150px}
.metric-cost .m-value{color:var(--accent-2)}

.topbar-actions{display:flex;gap:6px}

/* ─────────── cards ─────────── */
.card{background:var(--panel-2); border:1px solid var(--line); border-radius:10px; padding:12px; margin-bottom:10px}
.card h2{
  margin:0 0 10px; font-size:10.5px; text-transform:uppercase; letter-spacing:.13em;
  color:var(--accent-2); font-weight:700; display:flex; align-items:center; gap:7px;
}
.card h2::before{content:""; width:3px; height:12px; background:var(--accent); border-radius:2px}

/* ─────────── controls ─────────── */
.ctl{margin-bottom:12px}
.ctl:last-child{margin-bottom:0}
.ctl label{display:flex;justify-content:space-between;align-items:baseline;font-size:11.5px;color:var(--txt-dim);margin-bottom:5px;gap:6px}
.ctl .val{font:600 11.5px var(--mono);color:var(--txt)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row2 .ctl{margin:0}

input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:22px;background:transparent;cursor:pointer;margin:0
}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:3px;background:#22303f}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);
  border:2px solid #1a1207;margin-top:-5px;box-shadow:0 0 0 1px #000,0 2px 6px rgba(0,0,0,.6)
}
input[type=range]::-moz-range-track{height:4px;border-radius:3px;background:#22303f}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--accent);border:2px solid #1a1207}
.hint{margin:3px 0 0;font-size:10px;color:var(--txt-faint);line-height:1.35}

select{
  width:100%;background:#0b1119;color:var(--txt);border:1px solid var(--line-2);
  border-radius:6px;padding:5px 7px;font:500 11.5px var(--mono)
}

/* switch */
.switch{display:flex;align-items:center;gap:9px;font-size:11.5px;color:var(--txt-dim);cursor:pointer;margin-bottom:7px;user-select:none}
.switch input{display:none}
.switch .track{
  width:32px;height:17px;border-radius:10px;background:#22303f;position:relative;flex:0 0 auto;transition:background .15s
}
.switch .track::after{
  content:"";position:absolute;top:2px;left:2px;width:13px;height:13px;border-radius:50%;
  background:#7f8ea3;transition:transform .15s,background .15s
}
.switch input:checked + .track{background:rgba(255,122,24,.32)}
.switch input:checked + .track::after{transform:translateX(15px);background:var(--accent)}

/* chips */
.layergrid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.chip{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--txt-dim);cursor:pointer;
  padding:5px 7px;border:1px solid var(--line);border-radius:6px;background:#0b1119;user-select:none}
.chip:hover{border-color:var(--line-2);color:var(--txt)}
.chip input{accent-color:var(--accent);width:13px;height:13px;margin:0}
.chip:has(input:checked){border-color:#4a3418;background:#160f08;color:var(--txt)}

/* ─────────── GIS sources ─────────── */
.gissrc{margin-bottom:10px}
.gisrow{display:flex;justify-content:space-between;gap:8px;font-size:11px;padding:4px 0;border-bottom:1px dashed #1a2331}
.gisrow:last-child{border-bottom:0}
.gisrow b{color:var(--txt);font-weight:600}
.gisrow span{color:var(--txt-faint);font-size:10px;text-align:right}

.statgrid{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}
.stat{background:#0b1119;border:1px solid var(--line);border-radius:6px;padding:6px 8px}
.stat .s-v{font:600 13px var(--mono);color:var(--txt)}
.stat .s-l{font-size:9.5px;color:var(--txt-faint);text-transform:uppercase;letter-spacing:.06em}

/* ─────────── rf readout ─────────── */
.rfreadout{margin-top:10px;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.rfreadout .rf{background:#0b1119;border:1px solid var(--line);border-radius:6px;padding:6px 8px}
.rf .rf-v{font:600 12.5px var(--mono);color:#7dd3fc}
.rf .rf-l{font-size:9.5px;color:var(--txt-faint);text-transform:uppercase;letter-spacing:.05em}

/* ─────────── health ─────────── */
.healthgrid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.health{background:#0b1119;border:1px solid var(--line);border-radius:6px;padding:7px 9px}
.health .h-v{font:600 14px var(--mono)}
.health .h-l{font-size:9.5px;color:var(--txt-faint);text-transform:uppercase;letter-spacing:.06em}
.health.good .h-v{color:var(--ok)} .health.warn .h-v{color:var(--warn)} .health.bad .h-v{color:var(--bad)}
.health.neutral .h-v{color:#7dd3fc}

.hopchart{margin-top:10px}
.hop-title{font-size:9.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--txt-faint);margin-bottom:6px}
.hopbars{display:flex;flex-direction:column;gap:4px}
.hopbar{display:flex;align-items:center;gap:7px;font-size:10.5px;color:var(--txt-dim)}
.hopbar .hb-lab{width:44px;flex:0 0 auto;font:500 10px var(--mono);color:var(--txt-faint)}
.hopbar .hb-track{flex:1;height:9px;background:#0d1520;border-radius:5px;overflow:hidden}
.hopbar .hb-fill{display:block;height:100%;border-radius:5px;transition:width .3s;min-width:2px}
.hopbar .hb-lab,.hopbar .hb-n{flex:0 0 auto}
.hop-title .hop-sub{float:right;letter-spacing:0;text-transform:none;color:#5f7189}
.hopbar .hb-n{width:52px;text-align:right;font:500 10px var(--mono);color:var(--txt)}

/* ─────────── BOM table ─────────── */
.bom-comp .pc-share{color:#4a5a6e;font:500 9.5px var(--mono);margin-left:2px}
.bom-row.head .pc-hint{color:#4a5a6e;font-weight:400;text-transform:none;letter-spacing:0}
.p-wrap{display:inline-flex;align-items:center;gap:1px;color:#5f7189;font-size:10px}
.p-in{width:54px;background:#0b1119;border:1px solid var(--line);color:var(--txt);
  border-radius:4px;padding:1px 3px;font:500 10.5px var(--mono);text-align:right;
  -moz-appearance:textfield;appearance:textfield}
.p-in::-webkit-outer-spin-button,.p-in::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.p-in:hover{border-color:#2c3f55}
.p-in:focus{outline:none;border-color:var(--accent-2);background:#0d1622;color:#fff}
.bom-row.sum{border-top:1px dashed var(--line);margin-top:3px;padding-top:3px;
  color:var(--accent-2);font-weight:700}
.bom-row.sum .b-unit,.bom-row.sum .b-tot{color:var(--accent-2);font-weight:700}
.bom-note.warn-note{color:#fbbf24;border-top:1px solid var(--line);margin-top:6px;padding-top:6px}
.bom-sec{margin-bottom:10px}
.bom-sec:last-child{margin-bottom:0}
.bom-sec-h{display:flex;justify-content:space-between;align-items:baseline;font-size:10.5px;
  text-transform:uppercase;letter-spacing:.09em;color:var(--accent-2);font-weight:700;
  padding-bottom:4px;border-bottom:1px solid var(--line);margin-bottom:6px}
.bom-sec-h .bom-sec-t{font:600 11.5px var(--mono);color:var(--txt)}
.bom-row{display:grid;grid-template-columns:1fr 40px 78px 72px;gap:5px;align-items:baseline;
  font-size:11px;padding:3px 0;border-bottom:1px dotted #18212e;color:var(--txt-dim)}
.bom-row .b-qty{font:500 10.5px var(--mono);color:var(--txt-faint);text-align:right}
.bom-row .b-unit{font:500 10.5px var(--mono);color:var(--txt-faint);text-align:right}
.bom-row .b-tot{font:600 11px var(--mono);color:var(--txt);text-align:right}
.bom-row.sub{grid-template-columns:1fr 66px;color:var(--txt)}
.bom-row.sub .b-tot{color:var(--accent-2)}
.bom-row.head{color:var(--txt-faint);font-size:9.5px;text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--line)}
.bom-comp{padding-left:10px;font-size:10.5px;color:var(--txt-faint)}
.bom-total{display:flex;justify-content:space-between;align-items:baseline;padding:8px 0 2px;
  border-top:1px solid var(--line-2);margin-top:6px}
.bom-total .t-l{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--txt-dim)}
.bom-total .t-v{font:700 16px var(--mono);color:var(--accent-2)}
.bom-total.sm .t-v{font-size:13px;color:var(--txt)}
.bom-note{font-size:10px;color:var(--txt-faint);margin-top:6px;line-height:1.4}

/* ─────────── buttons ─────────── */
.btn{
  background:#16202c;color:var(--txt);border:1px solid var(--line-2);border-radius:7px;
  padding:6px 11px;font:500 11.5px var(--mono);cursor:pointer;transition:.15s
}
.btn:hover{background:#1d2a38;border-color:#3a4a5e}
.btn:active{transform:translateY(1px)}
.btn-ghost{background:transparent}
.btnrow{display:flex;gap:6px;flex-wrap:wrap}
.btnrow .btn{flex:1;min-width:88px}

/* ─────────── map overlays ─────────── */
.floating{position:absolute;z-index:500;background:rgba(10,14,20,.9);backdrop-filter:blur(9px);
  border:1px solid var(--line);border-radius:9px;box-shadow:0 8px 26px rgba(0,0,0,.55)}
#legend{right:12px;bottom:26px;padding:9px 11px;min-width:186px}
.leg-title{font-size:9.5px;text-transform:uppercase;letter-spacing:.11em;color:var(--accent-2);margin-bottom:5px}
.leg-row{display:flex;align-items:center;gap:7px;font-size:10.5px;color:var(--txt-dim);padding:1.5px 0}
.leg-sep{height:1px;background:var(--line);margin:7px 0}
.dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto;box-shadow:0 0 0 1.5px rgba(0,0,0,.55)}
.dot.gw{background:var(--gw)} .dot.h1{background:var(--h1)} .dot.h2{background:var(--h2)}
.dot.h3{background:var(--h3)} .dot.h4{background:var(--h4)} .dot.h5{background:var(--h5)}
.dot.orphan{background:var(--orphan)}
.sw{width:14px;height:9px;border-radius:2px;flex:0 0 auto;border:1px solid rgba(0,0,0,.5)}
.sw-pine{background:#1f6b45} .sw-mixed{background:#3f7a34} .sw-moor{background:#7a6a3a}
.sw-water{background:#21506e} .sw-road{background:#e8ecf2} .sw-track{background:#e8a33d}
.sw-urban{background:rgba(226,190,130,.55);border:1px solid rgba(226,190,130,.9)}

#views{right:12px;top:12px;padding:5px;display:flex;gap:4px}
#views button{background:#131a24;border:1px solid var(--line-2);color:var(--txt-dim);border-radius:6px;
  padding:4px 9px;font:500 10.5px var(--mono);cursor:pointer;transition:.15s}
#views button:hover{background:#1d2a38;color:var(--txt);border-color:#3a4a5e}

#hover{left:12px;bottom:26px;padding:8px 11px;max-width:280px;pointer-events:none;
  font:500 11px/1.5 var(--mono);color:var(--txt)}
#hover b{color:var(--accent-2)}
#hover .hr{color:var(--txt-faint)}

#busy{left:50%;top:14px;transform:translateX(-50%);padding:7px 14px;display:flex;align-items:center;gap:9px;
  font:500 11.5px var(--mono);color:var(--accent-2)}
.spin{width:12px;height:12px;border:2px solid #3a2a12;border-top-color:var(--accent);border-radius:50%;
  animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

#scaleNote{left:12px;top:12px;padding:5px 10px;font-size:10px;color:var(--txt-faint);letter-spacing:.02em}

.leaflet-container{background:#0a0d12;font-family:inherit}
.leaflet-control-attribution{background:rgba(8,11,16,.82)!important;color:#7c8ea6!important;font-size:9.5px!important}
.leaflet-control-attribution a{color:#9fb3cc!important}
.leaflet-bar a{background:#131a24!important;color:#c9d6e6!important;border-color:#1e2836!important}
.leaflet-bar a:hover{background:#1d2836!important}
.leaflet-control-scale-line{background:rgba(8,11,16,.8)!important;border-color:#3a4a5e!important;color:#c9d6e6!important}

/* landmark labels */
.lmk{font:600 10.5px var(--mono);color:#dbe6f2;text-shadow:0 0 4px #000,0 0 10px #000,0 1px 2px #000;
  white-space:nowrap;pointer-events:none;letter-spacing:.02em}
.lmk.water{color:#8fd0f0;font-style:italic}
.lmk.town{color:#ffd9a8}
.lmk-road{font:600 9.5px var(--mono);color:#ffe9b8;text-shadow:0 0 3px #000,0 0 8px #000;white-space:nowrap;pointer-events:none}

/* ─────────── modal ─────────── */
#modal{position:fixed;inset:0;background:rgba(4,6,9,.78);z-index:2000;display:grid;place-items:center;backdrop-filter:blur(3px)}
.modal-box{width:min(720px,92vw);max-height:82vh;overflow-y:auto;background:var(--panel);
  border:1px solid var(--line-2);border-radius:12px;padding:20px 22px;position:relative}
.modal-x{position:absolute;right:12px;top:10px;background:transparent;border:0;color:var(--txt-faint);font-size:22px;cursor:pointer}
.modal-box h3{margin:0 0 12px;font-size:14px;letter-spacing:.06em;color:var(--accent-2)}
.modal-box h4{margin:14px 0 5px;font-size:11.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--txt-dim)}
.modal-box p,.modal-box li{font-size:12px;line-height:1.6;color:var(--txt-dim)}
.modal-box code{font:11px var(--mono);color:#7dd3fc;background:#0b1119;padding:1px 4px;border-radius:3px}
.modal-box ul{margin:4px 0;padding-left:18px}

@media (max-width:1560px){ .brand-text p{display:none} .metric{padding:5px 9px;min-width:96px} .metric-cost{min-width:138px} }
@media (max-width:1340px){ .metric{padding:4px 8px;min-width:86px} .metric-cost{min-width:124px} .m-value{font-size:15px} }
@media (max-width:1180px){ .brand-text p{display:none} .metrics{gap:6px} }
@media (max-width:1020px){ .brand-text{display:none} }