/* ══════════════════════════════════════════════════════════════════════════
   ACRES — acres.si
   Design DNA: survey paper, cadastral ink, contour green. A 4px module governs
   every dimension; the page is a plat, so nothing sits off the grid.
   ══════════════════════════════════════════════════════════════════════════ */

:root{
  /* palette */
  --paper:#F4F2EA;
  --paper-2:#EDEBE1;
  --paper-3:#E4E2D6;
  --ink:#0E1512;
  --ink-2:#243029;
  --graphite:#5F6B64;
  --graphite-2:#8A948D;
  --green:#1B6B4A;
  --green-hi:#25936A;
  --clay:#B2542C;
  --line:rgba(14,21,18,.13);
  --line-hard:rgba(14,21,18,.26);
  --blue:#2E7BF6;

  /* geometry — 4px module */
  --u:4px;
  --gap:calc(var(--u)*4);
  --pad-x:clamp(20px, 3.4vw, 52px);
  --pad-y:clamp(16px, 2.4vh, 28px);
  --r-tile:16px;
  --r-card:12px;
  --r-ctl:8px;

  /* type */
  --serif:'Newsreader', ui-serif, Georgia, 'Times New Roman', serif;
  --sans:'DM Sans', ui-sans-serif, -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --mono:'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --ease:cubic-bezier(.2,.7,.3,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.5;letter-spacing:-.004em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow:hidden;
}
img,svg{display:block;max-width:100%}
[hidden]{display:none !important}   /* beats component display rules */
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
a{color:inherit;text-decoration:none}
::selection{background:rgba(27,107,74,.18)}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;border-radius:3px}

/* ── the survey field ────────────────────────────────────────────────────── */
.field{position:fixed;inset:0;z-index:0;background:var(--paper)}
.field canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.field-grid{
  position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:
    linear-gradient(to right, rgba(14,21,18,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(14,21,18,.055) 1px, transparent 1px),
    linear-gradient(to right, rgba(14,21,18,.10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(14,21,18,.10) 1px, transparent 1px);
  background-size:32px 32px, 32px 32px, 160px 160px, 160px 160px;
}
.field-scan{
  position:absolute;left:0;right:0;height:34vh;pointer-events:none;
  background:linear-gradient(180deg, transparent, rgba(27,107,74,.055) 55%, rgba(27,107,74,.10) 72%, transparent);
  animation:sweep 15s linear infinite;
}
@keyframes sweep{0%{transform:translateY(-40vh)}100%{transform:translateY(115vh)}}
.field-paper{
  position:absolute;inset:0;pointer-events:none;mix-blend-mode:multiply;opacity:.5;
  background:
    radial-gradient(120% 90% at 50% 40%, transparent 55%, rgba(14,21,18,.10) 100%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='f'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4'/></filter><rect width='160' height='160' filter='url(%23f)' opacity='.28'/></svg>");
}

/* ── shell ───────────────────────────────────────────────────────────────── */
.shell{
  position:relative;z-index:1;height:100dvh;display:grid;grid-template-rows:auto 1fr auto;
  padding:calc(var(--pad-y) + env(safe-area-inset-top)) calc(var(--pad-x) + env(safe-area-inset-right)) calc(var(--pad-y) + env(safe-area-inset-bottom)) calc(var(--pad-x) + env(safe-area-inset-left));
  max-width:1480px;margin:0 auto;width:100%;
}

/* ── header ──────────────────────────────────────────────────────────────── */
.hdr{display:flex;align-items:center;justify-content:space-between;gap:var(--gap);padding-bottom:calc(var(--u)*3);border-bottom:1px solid var(--line-hard)}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.mark{width:clamp(44px,4.2vw,54px);aspect-ratio:1;flex:none;filter:drop-shadow(0 4px 12px rgba(14,21,18,.12))}
.mark svg{width:100%;height:100%}
.mark-contours{animation:contour-drift 12s ease-in-out infinite alternate}
@keyframes contour-drift{0%{transform:translateX(0)}100%{transform:translateX(-7px)}}
.mark-sweep{animation:mark-sweep 6.5s linear infinite}
@keyframes mark-sweep{0%{transform:translateY(-14px)}100%{transform:translateY(110px)}}
.mark-bearing{transform-origin:48px 48px;animation:bearing 14s var(--ease) infinite}
@keyframes bearing{0%,100%{transform:rotate(0deg)}42%{transform:rotate(11deg)}68%{transform:rotate(-6deg)}}
.brand-txt{display:flex;flex-direction:column;line-height:1;min-width:0}
.brand-name{font-family:var(--serif);font-weight:600;font-size:clamp(19px,1.7vw,23px);letter-spacing:.16em;color:var(--ink)}
.brand-url{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--graphite-2);margin-top:6px}
.brand-url span{color:var(--green)}

.hdr-right{display:flex;align-items:center;gap:12px}
.coords{font-family:var(--mono);font-size:10.5px;letter-spacing:.02em;color:var(--graphite-2);white-space:nowrap;font-variant-numeric:tabular-nums}
.stat{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 11px;border-radius:4px;
  border:1px solid var(--line-hard);background:rgba(255,255,255,.5);
  font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--graphite);white-space:nowrap;
}
.stat-led{width:6px;height:6px;border-radius:50%;background:var(--graphite-2)}
.stat-led.live{background:var(--green);animation:led 2.8s ease-out infinite}
.stat-led.warn{background:var(--clay)}
@keyframes led{0%{box-shadow:0 0 0 0 rgba(27,107,74,.4)}70%{box-shadow:0 0 0 7px rgba(27,107,74,0)}100%{box-shadow:0 0 0 0 rgba(27,107,74,0)}}

/* inconspicuous login — a survey benchmark disc */
.cutdot{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line-hard);background:rgba(255,255,255,.5);transition:all .3s var(--ease)}
.cutdot span{width:6px;height:6px;border-radius:50%;background:var(--graphite-2);transition:all .3s var(--ease)}
.cutdot:hover{border-color:var(--green);background:rgba(27,107,74,.08)}
.cutdot:hover span{background:var(--green)}
.cutdot.in span{background:var(--green);box-shadow:0 0 0 3px rgba(27,107,74,.18)}

/* ── main ────────────────────────────────────────────────────────────────── */
.main{display:grid;grid-template-rows:auto minmax(0,1fr);gap:clamp(20px,3.2vh,44px);align-content:center;min-height:0;padding:clamp(16px,3vh,40px) 0}
.hero{text-align:center;max-width:60ch;margin:0 auto}
.eyebrow{display:flex;align-items:center;justify-content:center;gap:12px;margin:0 0 16px;font-family:var(--mono);font-size:10px;letter-spacing:.28em;color:var(--green)}
.eyebrow-rule{width:clamp(20px,4vw,52px);height:1px;background:var(--line-hard)}
.hero h1{font-family:var(--serif);margin:0;font-size:clamp(32px,4.6vw,60px);line-height:1.06;letter-spacing:-.02em;font-weight:500;color:var(--ink)}
.lede{margin:calc(var(--u)*5) auto 0;color:var(--graphite);font-size:clamp(13.5px,1.05vw,15.5px);line-height:1.65;max-width:56ch}
.ticker{list-style:none;display:flex;justify-content:center;gap:clamp(14px,2.4vw,40px);margin:calc(var(--u)*7) 0 0;padding:0;flex-wrap:wrap}
.ticker li{display:flex;flex-direction:column;align-items:center;gap:5px;text-align:center}
.ticker b{font-family:var(--mono);font-size:16px;font-weight:500;color:var(--ink);font-variant-numeric:tabular-nums}
.ticker span{font-size:10px;letter-spacing:.02em;color:var(--graphite-2);max-width:19ch;line-height:1.4}

/* ── the plat ────────────────────────────────────────────────────────────── */
.grid-wrap{min-width:0;min-height:0;display:flex;flex-direction:column;gap:calc(var(--u)*3);justify-content:center}
.grid-label{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:9.5px;letter-spacing:.24em;color:var(--graphite-2)}
.grid-rule{flex:1;height:1px;background:repeating-linear-gradient(90deg, var(--line-hard) 0 4px, transparent 4px 8px)}
.grid-hint{text-transform:lowercase;letter-spacing:.06em}
.grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:var(--gap)}

.tile{
  position:relative;overflow:hidden;text-align:left;
  aspect-ratio:1/1.02;min-height:118px;
  border-radius:var(--r-tile);padding:calc(var(--u)*3.5);
  display:flex;flex-direction:column;justify-content:space-between;gap:calc(var(--u)*2);
  background:linear-gradient(180deg,#FFFFFF 0%,#F6F5EE 100%);
  border:1px solid var(--line-hard);
  box-shadow:0 1px 2px rgba(14,21,18,.05), 0 10px 22px -18px rgba(14,21,18,.55);
  transition:transform .38s var(--ease-out), box-shadow .38s var(--ease), border-color .38s var(--ease);
  -webkit-tap-highlight-color:transparent;
}
.tile::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .38s var(--ease);
  background-image:linear-gradient(to right, rgba(27,107,74,.09) 1px, transparent 1px),linear-gradient(to bottom, rgba(27,107,74,.09) 1px, transparent 1px);
  background-size:14px 14px;
}
.tile::after{
  content:'';position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--green),var(--green-hi));
  transform:scaleX(0);transform-origin:left;transition:transform .42s var(--ease-out);
}
.tile:hover,.tile:focus-visible{transform:translateY(-3px);border-color:rgba(27,107,74,.45);box-shadow:0 2px 4px rgba(14,21,18,.05), 0 22px 38px -24px rgba(14,21,18,.7)}
.tile:hover::before,.tile:focus-visible::before{opacity:1}
.tile:hover::after,.tile:focus-visible::after{transform:scaleX(1)}
.tile:active{transform:translateY(-1px) scale(.99)}
.tile-glyph{width:28px;height:28px;color:var(--green);position:relative}
.tile-txt{display:flex;flex-direction:column;gap:5px;min-width:0;position:relative}
.tile-name{font-size:13px;font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.22}
.tile-blurb{font-size:10.5px;line-height:1.42;color:var(--graphite-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.tile-n{position:absolute;top:calc(var(--u)*3);right:calc(var(--u)*3.5);font-family:var(--mono);font-size:9px;color:var(--graphite-2);opacity:.7;letter-spacing:.08em}

/* ── footer ──────────────────────────────────────────────────────────────── */
.foot{display:flex;align-items:center;justify-content:space-between;gap:var(--gap);flex-wrap:wrap;padding-top:calc(var(--u)*3);border-top:1px solid var(--line-hard);font-size:10.5px;color:var(--graphite-2)}
.foot-l{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.foot-l a{transition:color .25s var(--ease)}
.foot-l a:hover{color:var(--green)}
.foot-r{display:flex;align-items:center;gap:7px}
.made{color:var(--graphite)}
.bluedot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 3px rgba(46,123,246,.16);display:inline-block;flex:none;margin-left:7px;vertical-align:middle;animation:bd 3.6s ease-in-out infinite}
.foot-r .bluedot{margin-left:0}
@keyframes bd{0%,100%{box-shadow:0 0 0 3px rgba(46,123,246,.16)}50%{box-shadow:0 0 0 5px rgba(46,123,246,.10)}}

/* ── tool panel ──────────────────────────────────────────────────────────── */
.panel{
  position:fixed;inset:0;z-index:60;display:grid;grid-template-rows:auto 1fr;
  background:linear-gradient(180deg, rgba(244,242,234,.97), rgba(238,236,227,.99));
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  opacity:0;transform:translateY(10px);transition:opacity .32s var(--ease-out), transform .32s var(--ease-out);
  padding:calc(var(--pad-y) + env(safe-area-inset-top)) calc(var(--pad-x) + env(safe-area-inset-right)) calc(var(--u)*3 + env(safe-area-inset-bottom)) calc(var(--pad-x) + env(safe-area-inset-left));
}
.panel[hidden]{display:none}
.panel.open{opacity:1;transform:none}
.panel-hdr{display:flex;align-items:center;gap:clamp(12px,2vw,26px);padding-bottom:calc(var(--u)*3);border-bottom:1px solid var(--line-hard)}
.back{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px 0 8px;border-radius:6px;border:1px solid var(--line-hard);color:var(--graphite);font-size:12px;transition:all .26s var(--ease);flex:none;background:rgba(255,255,255,.6)}
.back svg{width:15px;height:15px}
.back:hover{border-color:var(--green);color:var(--green)}
.panel-id{display:flex;align-items:center;gap:13px;min-width:0;flex:1}
.panel-glyph{width:32px;height:32px;color:var(--green);flex:none}
.panel-id h2{font-family:var(--serif);margin:0;font-size:clamp(17px,1.8vw,22px);font-weight:500;letter-spacing:-.015em;line-height:1.2}
.panel-id p{margin:3px 0 0;font-size:11.5px;color:var(--graphite-2);line-height:1.35}
.panel-run{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;color:var(--graphite-2);text-transform:uppercase;white-space:nowrap}

.panel-body{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,.72fr);gap:clamp(18px,2.2vw,36px);min-height:0;padding-top:calc(var(--u)*5)}

/* brief rail (right side on ACRES) */
.brief{display:flex;flex-direction:column;gap:calc(var(--u)*4);min-height:0;overflow-y:auto;padding-right:4px;scrollbar-width:thin}
.brief-fields{display:flex;flex-direction:column;gap:calc(var(--u)*4)}
.f{display:flex;flex-direction:column;gap:6px}
.f label{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--graphite)}
.f label em{color:var(--clay);font-style:normal;margin-left:5px}
.f input,.f textarea{
  width:100%;background:#FFFFFF;border:1px solid var(--line-hard);border-radius:var(--r-ctl);
  padding:11px 12px;font-size:14px;color:var(--ink);transition:border-color .22s var(--ease),box-shadow .22s var(--ease);resize:vertical;
}
.f textarea{min-height:100px;line-height:1.55}
.f input::placeholder,.f textarea::placeholder{color:var(--graphite-2)}
.f input:focus,.f textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(27,107,74,.13)}

.opts{border:1px solid var(--line-hard);border-radius:var(--r-card);padding:calc(var(--u)*3.5);margin:0;display:flex;flex-direction:column;gap:calc(var(--u)*3.5);background:rgba(255,255,255,.55)}
.opts legend{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--graphite);padding:0 6px}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line-hard);border-radius:var(--r-ctl);overflow:hidden;background:#fff}
.seg button{height:32px;font-size:12px;color:var(--graphite);border-right:1px solid var(--line);transition:all .24s var(--ease)}
.seg button:last-child{border-right:0}
.seg button.on{background:var(--green);color:#fff;font-weight:500}
.seg button:hover:not(.on){background:rgba(27,107,74,.07);color:var(--ink)}
.toggle{display:flex;align-items:flex-start;gap:10px;cursor:pointer}
.toggle input{position:absolute;opacity:0;width:0;height:0}
.track{width:36px;height:20px;border-radius:999px;background:#fff;border:1px solid var(--line-hard);position:relative;flex:none;transition:all .28s var(--ease);margin-top:1px}
.knob{position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:var(--graphite-2);transition:transform .28s var(--ease-out),background .28s var(--ease)}
.toggle input:checked + .track{background:rgba(27,107,74,.16);border-color:var(--green)}
.toggle input:checked + .track .knob{transform:translateX(16px);background:var(--green)}
.toggle input:focus-visible + .track{outline:2px solid var(--green);outline-offset:2px}
.toggle-txt{font-size:12.5px;color:var(--ink-2);display:flex;flex-direction:column;gap:2px;line-height:1.35}
.toggle-txt em{font-style:normal;font-size:10.5px;color:var(--graphite-2)}

.run{
  height:48px;border-radius:var(--r-ctl);display:flex;align-items:center;justify-content:center;gap:10px;
  background:var(--green);color:#F4F2EA;font-weight:700;font-size:14px;letter-spacing:.01em;
  box-shadow:0 10px 24px -14px rgba(27,107,74,.9);transition:all .22s var(--ease);flex:none;
}
.run:hover{background:var(--green-hi)}
.run:active{transform:scale(.99)}
.run[disabled]{opacity:.45;cursor:not-allowed}
.run-key{font-family:var(--mono);font-size:11px;opacity:.7;border:1px solid rgba(244,242,234,.4);border-radius:4px;padding:1px 5px}
.brief-note{margin:0;font-size:10px;line-height:1.5;color:var(--graphite-2)}

/* output */
.out{display:grid;grid-template-rows:auto 1fr auto;min-height:0;border:1px solid var(--line-hard);border-radius:var(--r-card);background:#FFFFFF;overflow:hidden;box-shadow:0 14px 34px -28px rgba(14,21,18,.8)}
.out-bar{display:flex;align-items:center;justify-content:space-between;gap:var(--gap);padding:10px 14px;border-bottom:1px solid var(--line);background:var(--paper-2)}
.out-state{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--graphite)}
.pulse{width:6px;height:6px;border-radius:50%;background:var(--graphite-2);flex:none}
.out.busy .pulse{background:var(--green);animation:led2 1.1s ease-in-out infinite}
.out.done .pulse{background:var(--green)}
.out.err .pulse{background:var(--clay)}
@keyframes led2{0%,100%{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1.3)}}
.out-acts{display:flex;gap:6px;flex-wrap:wrap}
.act{height:28px;padding:0 11px;border-radius:6px;border:1px solid var(--line-hard);font-size:11.5px;color:var(--graphite);background:#fff;transition:all .22s var(--ease)}
.act:hover{border-color:var(--green);color:var(--green)}
.act-stop{border-color:rgba(178,84,44,.5);color:var(--clay)}
.out-scroll{overflow-y:auto;padding:clamp(18px,2.2vw,34px);scrollbar-width:thin;scroll-behavior:smooth}
.out-scroll::-webkit-scrollbar{width:10px}
.out-scroll::-webkit-scrollbar-thumb{background:rgba(14,21,18,.16);border-radius:10px;border:3px solid transparent;background-clip:content-box}
.out-empty{height:100%;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;color:var(--graphite-2);font-size:12.5px;text-align:center}
.out-empty-art{width:180px;color:var(--green);opacity:.55}
.out-foot{display:flex;align-items:center;justify-content:space-between;gap:var(--gap);padding:8px 14px;border-top:1px solid var(--line);font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;color:var(--graphite-2);background:var(--paper-2)}
.out-foot-r{display:inline-flex;align-items:center;gap:6px}

.think{margin:0 0 20px;border:1px solid var(--line-hard);border-left:3px solid var(--green);border-radius:6px;background:rgba(27,107,74,.045)}
.think summary{cursor:pointer;padding:9px 12px;font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--green);list-style:none}
.think summary::-webkit-details-marker{display:none}
.think summary::before{content:'▸ '}
.think[open] summary::before{content:'▾ '}
.think-n{color:var(--graphite-2);margin-left:6px}
.think pre{margin:0;padding:0 12px 12px;max-height:190px;overflow-y:auto;white-space:pre-wrap;font-family:var(--mono);font-size:11px;line-height:1.65;color:var(--graphite)}

/* rendered markdown */
.md{font-size:14.5px;line-height:1.7;color:var(--ink-2);max-width:76ch}
.md:empty{display:none}
.md h2{font-family:var(--mono);margin:30px 0 11px;font-size:11.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--green);padding-bottom:6px;border-bottom:1px solid var(--line)}
.md h2:first-child{margin-top:0}
.md h3{font-family:var(--serif);margin:24px 0 8px;font-size:17px;font-weight:600;color:var(--ink)}
.md p{margin:0 0 13px}
.md ul,.md ol{margin:0 0 15px;padding-left:20px}
.md li{margin:0 0 6px}
.md li::marker{color:var(--green)}
.md strong{color:var(--ink);font-weight:700}
.md em{color:var(--graphite)}
.md code{font-family:var(--mono);font-size:12.5px;background:rgba(27,107,74,.10);padding:1.5px 5px;border-radius:4px;color:var(--green)}
.md pre{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:14px;overflow-x:auto;margin:0 0 15px}
.md pre code{background:none;padding:0;color:var(--ink-2);font-size:12px;line-height:1.6}
.md blockquote{margin:0 0 15px;padding:2px 0 2px 14px;border-left:3px solid var(--clay);color:var(--graphite)}
.md hr{border:0;height:1px;background:var(--line-hard);margin:24px 0}
.md a{color:var(--green);text-decoration:underline;text-underline-offset:2px}
.md table{width:100%;border-collapse:collapse;margin:0 0 18px;font-size:12.5px;display:block;overflow-x:auto;white-space:normal;font-variant-numeric:tabular-nums}
.md th,.md td{padding:8px 12px;border:1px solid var(--line);text-align:left;vertical-align:top}
.md th{white-space:nowrap;font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--graphite);background:var(--paper-2);position:sticky;top:0}
.md tbody tr:nth-child(even){background:rgba(14,21,18,.022)}
.md tbody tr:hover{background:rgba(27,107,74,.06)}
.caret{display:inline-block;width:8px;height:15px;background:var(--green);vertical-align:-2px;margin-left:2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}

/* ── account sheet ───────────────────────────────────────────────────────── */
.sheet{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:20px;background:rgba(14,21,18,.35);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;transition:opacity .28s var(--ease)}
.sheet[hidden]{display:none}
.sheet.open{opacity:1}
.sheet-card{position:relative;width:min(420px,100%);max-height:86dvh;overflow-y:auto;border-radius:14px;border:1px solid var(--line-hard);background:var(--paper);padding:calc(var(--u)*7);box-shadow:0 40px 80px -30px rgba(14,21,18,.6);transform:translateY(10px);transition:transform .3s var(--ease-out)}
.sheet.open .sheet-card{transform:none}
.sheet-x{position:absolute;top:12px;right:14px;width:28px;height:28px;border-radius:6px;font-size:19px;line-height:1;color:var(--graphite-2);transition:all .22s var(--ease)}
.sheet-x:hover{background:rgba(14,21,18,.06);color:var(--ink)}
.sheet h3{font-family:var(--serif);margin:0 0 8px;font-size:21px;font-weight:600;letter-spacing:-.015em}
.sheet-sub{margin:0 0 20px;font-size:12.5px;line-height:1.6;color:var(--graphite)}
.auth-form{display:flex;flex-direction:column;gap:7px}
.auth-form label{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--graphite)}
.auth-form input{background:#fff;border:1px solid var(--line-hard);border-radius:var(--r-ctl);padding:11px 12px;font-size:14px}
.auth-form input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(27,107,74,.13)}
.auth-form button{height:42px;border-radius:var(--r-ctl);background:var(--green);color:#F4F2EA;font-weight:700;font-size:13.5px;margin-top:6px;transition:background .22s var(--ease)}
.auth-form button:hover{background:var(--green-hi)}
.auth-msg{margin:12px 0 0;font-size:11.5px;line-height:1.55;color:var(--green);min-height:1em}
.hist{margin-top:24px;border-top:1px solid var(--line-hard);padding-top:16px}
.hist-hd{display:flex;align-items:center;justify-content:space-between;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--graphite);margin-bottom:9px}
.hist-hd button{font:inherit;color:var(--graphite-2);text-decoration:underline;text-underline-offset:2px}
.hist-hd button:hover{color:var(--clay)}
#histList{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;max-height:180px;overflow-y:auto}
#histList li{font-size:12px}
#histList li.hist-none{color:var(--graphite-2);font-size:11.5px}
#histList button{display:flex;justify-content:space-between;gap:12px;width:100%;text-align:left;padding:8px 10px;border-radius:6px;border:1px solid transparent;color:var(--ink-2);transition:all .2s var(--ease)}
#histList button:hover{background:#fff;border-color:var(--line-hard)}
#histList time{font-family:var(--mono);font-size:10px;color:var(--graphite-2);flex:none}
.signout{margin-top:16px;width:100%;height:36px;border-radius:var(--r-ctl);border:1px solid var(--line-hard);color:var(--graphite);font-size:12.5px;transition:all .22s var(--ease)}
.signout:hover{border-color:var(--clay);color:var(--clay)}

/* ── toast ───────────────────────────────────────────────────────────────── */
.toast{
  position:fixed;left:50%;bottom:calc(26px + env(safe-area-inset-bottom));transform:translate(-50%,14px);z-index:120;
  padding:10px 17px;border-radius:8px;border:1px solid var(--line-hard);background:var(--ink);color:var(--paper);
  font-size:12.5px;opacity:0;pointer-events:none;transition:all .3s var(--ease-out);max-width:calc(100vw - 40px);text-align:center;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ══ responsive ══════════════════════════════════════════════════════════ */
@media (max-width:1280px){
  .grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  body,.shell{overflow:auto}
  .shell{height:auto;min-height:100dvh}
}
@media (max-width:1024px){
  /* single column: rows size to content, the panel scrolls, and the brief leads */
  .panel-body{grid-template-columns:1fr;grid-template-rows:auto auto;align-content:start;overflow-y:auto;gap:18px;padding-bottom:24px}
  .panel-body .brief{order:-1;overflow:visible;min-height:auto}
  .out{min-height:min(440px,72dvh)}
  .coords{display:none}
}
@media (max-width:760px){
  .grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero h1{font-size:clamp(28px,7.6vw,40px)}
  .ticker{gap:18px}
}
@media (max-width:600px){
  :root{--gap:10px;--r-tile:14px}
  .shell{padding-top:calc(14px + env(safe-area-inset-top))}
  .tile{aspect-ratio:1/1.08;min-height:96px;padding:11px}
  .tile-glyph{width:22px;height:22px}
  .tile-name{font-size:11px;line-height:1.2}
  .tile-blurb,.tile-n{display:none}
  .brand-name{font-size:17px;letter-spacing:.12em}
  .stat{height:26px;font-size:9px;padding:0 9px}
  .foot{flex-direction:column;align-items:flex-start;gap:9px;font-size:10px}
  .panel{padding-left:16px;padding-right:16px}
  .panel-id p,.panel-run{display:none}
  .panel-glyph{width:26px;height:26px}
  .out-scroll{padding:16px}
  .md table{font-size:11.5px}
  .sheet-card{padding:22px 18px}
  .out-bar{flex-direction:column;align-items:flex-start;gap:8px}
  .ticker li:nth-child(2){display:none}
}
@media (max-width:380px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
/* Desktop is a fixed viewport: the plat fills the space left over, exactly, so the
   footer is never pushed off screen regardless of window height. */
@media (min-width:1281px){
  .grid{flex:1;min-height:0;grid-template-rows:repeat(2,minmax(0,1fr));align-items:center}
  .tile{aspect-ratio:auto;height:100%;min-height:88px;max-height:240px}
}
@media (min-width:1281px) and (max-height:1000px){
  .hero h1{font-size:clamp(28px,3.1vw,44px)}
  .lede{font-size:13.5px;margin-top:calc(var(--u)*3)}
  .ticker{margin-top:calc(var(--u)*4)}
  .ticker b{font-size:14px}
  .main{gap:16px;padding:10px 0}
}
@media (min-width:1281px) and (max-height:820px){
  .hero h1{font-size:30px}
  .lede{display:none}
  .tile-blurb{-webkit-line-clamp:2}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.08s !important}
  .field-scan{display:none}
}
@media print{
  .field,.hdr,.foot,.brief,.out-bar,.out-foot,.panel-hdr{display:none !important}
  body,.panel{background:#fff;overflow:visible}
  .out{border:0;box-shadow:none}
  .md{color:#000;max-width:none}
}