/* Gimletmore — the sheet. A cyanotype drafting sheet: prussian ground, pale linework, one red pencil for the line. */
:root{
  --bg:#0B2B5B; --ink:#D7E6F7; --red:#FF5C8A;
  --line:rgba(215,230,247,.32); --line2:rgba(215,230,247,.11); --line3:rgba(215,230,247,.06);
  --paper:rgba(255,255,255,.035); --deep:rgba(3,15,38,.72); --dim:rgba(215,230,247,.62); --faint:rgba(215,230,247,.42);
  --redsoft:rgba(255,92,138,.16); --disp:'Aldrich',system-ui,sans-serif; --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --tb:52px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:var(--mono);font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased}
body{background-image:linear-gradient(var(--line3) 1px,transparent 1px),linear-gradient(90deg,var(--line3) 1px,transparent 1px);background-size:24px 24px;min-height:100vh;overflow-x:hidden}
[hidden]{display:none!important}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
img{display:block}

/* ---------- title block (fixed chrome) ---------- */
#titleblock{position:fixed;top:0;left:0;right:0;z-index:40;height:var(--tb);display:flex;align-items:center;gap:8px;padding:0 12px;
  background:var(--deep);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
#titleblock::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--line2)}
.tb-mark{display:flex;align-items:center;gap:8px;font-family:var(--disp);font-size:15px;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;min-width:0}
.tb-mark img{width:26px;height:26px;border-radius:4px;border:1px solid var(--line);flex:none}
.tb-nav{display:none;gap:2px;margin-left:8px}
.tb-nav a{padding:4px 10px;border:1px solid transparent;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
.tb-nav a[data-on]{border-color:var(--line);color:var(--ink);background:var(--paper)}
.tb-buy{margin-left:auto;display:flex;align-items:center;gap:7px;height:32px;padding:0 10px;border:1px solid var(--red);color:var(--ink);white-space:nowrap;font-size:11px;background:var(--redsoft);flex:none}
.tb-buy b{font-weight:700;letter-spacing:.04em}
.tb-buy em{font-style:normal;color:var(--red)}
.tb-buy .short{display:none}
.tb-buy[data-live]{background:var(--red);color:#0B2B5B}
.tb-buy[data-live] em{color:#0B2B5B;font-weight:700}
.tb-cuff{height:32px;padding:0 11px;border:1px solid var(--line);background:transparent;font-size:11px;letter-spacing:.04em;white-space:nowrap;flex:none}
.tb-cuff[data-on]{border-color:var(--ink)}
@media (max-width:559px){.tb-buy .long{display:none}.tb-buy .short{display:inline}.tb-mark span{font-size:14px}}
@media (max-width:359px){.tb-mark span{display:none}}

/* ---------- board ---------- */
#board{max-width:1180px;margin:0 auto;padding:calc(var(--tb) + 16px) 14px 40px;display:grid;grid-template-columns:minmax(0,1fr);gap:18px}
.drawing{min-width:0}
.margin{min-width:0;display:grid;gap:14px;align-content:start}
.plate{grid-column:1 / -1}

.tabs{display:flex;gap:2px;margin:0 0 14px;border-bottom:1px solid var(--line)}
.tabs a{padding:8px 12px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a[data-on]{color:var(--ink);border-bottom-color:var(--red)}

.stamp{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
.stamp b{color:var(--ink);font-weight:500}
.sheet-title{font-family:var(--disp);font-size:clamp(26px,6.4vw,40px);line-height:1.05;margin:4px 0 14px;letter-spacing:.01em}
.sheet-title i{font-style:normal;color:var(--red)}

/* the plank section */
.section{position:relative;border:1px solid var(--line);background:var(--paper);padding:0 0 0 0;overflow:hidden}
.section-top{height:14px;border-bottom:1px solid var(--line);background:repeating-linear-gradient(135deg,transparent 0 6px,var(--line2) 6px 7px)}
.profile{position:relative;height:220px;display:flex;align-items:flex-start;gap:3px;padding:0 14px 0 14px}
.bore-slot{flex:1 1 0;min-width:2px;max-width:34px;background:var(--bg);border:1px solid var(--line);border-top:0;position:relative;transition:height .35s ease}
.bore-slot::after{content:"";position:absolute;left:50%;bottom:-1px;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--line);transform:translateX(-50%)}
.bore-slot.mine{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
.bore-slot.mine::after{border-top-color:var(--ink)}
.bore-slot.ghost{border-style:dashed;border-color:var(--red);background:var(--redsoft)}
.bore-slot.ghost::after{border-top-color:var(--red)}
.redline{position:absolute;left:0;right:0;height:0;border-top:2px solid var(--red);transition:top .35s ease;pointer-events:none}
.redline .dim{position:absolute;right:8px;top:-20px;font-size:11px;letter-spacing:.06em;color:var(--red);background:var(--bg);padding:1px 6px;border:1px solid var(--red)}
.ghostline{border-top:2px dashed var(--red);opacity:.75}
.ghostline .dim{top:auto;bottom:-22px}
.empty-note{position:absolute;inset:14px 0 0;display:flex;align-items:center;justify-content:center;color:var(--faint);font-size:12px;letter-spacing:.1em;text-transform:uppercase;text-align:center;padding:0 20px}
.section-foot{display:flex;justify-content:space-between;padding:6px 14px;border-top:1px solid var(--line2);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}

/* readout */
.readout{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-top:0}
.dial{padding:10px 8px;border-right:1px solid var(--line2);min-width:0}
.dial:last-child{border-right:0}
@media (max-width:559px){.readout{grid-template-columns:repeat(2,minmax(0,1fr))}.dial:nth-child(2){border-right:0}.dial:nth-child(-n+2){border-bottom:1px solid var(--line2)}}
.dial-k{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
.dial-v{font-family:var(--disp);font-size:clamp(20px,5.2vw,30px);line-height:1.1;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dial-v.red{color:var(--red)}
.dial-s{font-size:10px;color:var(--dim);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* the tool */
.tool{margin-top:14px;border:1px solid var(--line);background:var(--paper)}
.tool-head{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-bottom:1px solid var(--line2);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
.tool-body{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;padding:12px}
.stepper{display:flex;align-items:stretch;border:1px solid var(--line);height:64px}
.step-btn{width:64px;flex:none;background:transparent;border:0;border-right:1px solid var(--line);font-family:var(--disp);font-size:26px;color:var(--ink)}
.step-btn:last-child{border-right:0;border-left:1px solid var(--line)}
.step-btn:disabled{color:var(--faint)}
.step-n{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:0}
.step-n b{font-family:var(--disp);font-size:30px;line-height:1;font-weight:400}
.step-n span{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-top:2px}
.forecast{display:grid;gap:6px;font-size:12px}
.fc-row{display:flex;justify-content:space-between;gap:10px;padding:5px 0;border-bottom:1px dashed var(--line2)}
.fc-row:last-child{border-bottom:0}
.fc-row span{color:var(--dim)}
.fc-row b{font-weight:500;text-align:right}
.fc-row b.red{color:var(--red)}
.tool-go{height:52px;border:0;background:var(--red);color:#0B2B5B;font-family:var(--disp);font-size:17px;letter-spacing:.04em;width:100%}
.tool-go:disabled{background:transparent;color:var(--faint);border:1px dashed var(--line)}
.tool-why{font-size:11px;color:var(--faint);text-align:center}

/* margin cards */
.card{border:1px solid var(--line);background:var(--paper)}
.card-h{display:flex;justify-content:space-between;align-items:baseline;padding:8px 12px;border-bottom:1px solid var(--line2);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
.card-h b{color:var(--ink);font-weight:500;letter-spacing:0;text-transform:none}
.card-b{padding:8px 12px}
.spec{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:12px}
.spec span{color:var(--faint);letter-spacing:.06em;text-transform:uppercase;font-size:10px;padding-top:2px}
.roomrow,.taperow,.ledgerrow{display:flex;align-items:center;gap:10px;padding:6px 0;border-bottom:1px dashed var(--line2);font-size:12px}
.roomrow:last-child,.taperow:last-child,.ledgerrow:last-child{border-bottom:0}
.roomrow .who,.taperow .who{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.roomrow .d{font-family:var(--disp);font-size:16px;min-width:28px;text-align:right}
.pill{font-size:9px;letter-spacing:.12em;text-transform:uppercase;padding:2px 6px;border:1px solid var(--line);color:var(--dim);flex:none}
.pill.through{border-color:var(--red);color:var(--red)}
.pill.on{border-color:var(--ink);color:var(--ink)}
.pill.under{opacity:.7}
.pill.me{background:var(--ink);color:#0B2B5B;border-color:var(--ink)}
.taperow time{color:var(--faint);font-size:10px;flex:none}
.nothing{color:var(--faint);font-size:12px;padding:6px 0}

/* ledger + rules + mine */
.ledger{width:100%;border-collapse:collapse;font-size:12px}
.ledger th{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);font-weight:400;text-align:right;padding:6px 8px;border-bottom:1px solid var(--line)}
.ledger td{text-align:right;padding:7px 8px;border-bottom:1px dashed var(--line2);white-space:nowrap}
.ledger th:first-child,.ledger td:first-child{text-align:left}
.ledger .red{color:var(--red)}
.ledgerwrap{overflow-x:auto;border:1px solid var(--line);background:var(--paper)}
.rule{border:1px solid var(--line);background:var(--paper);padding:12px 14px;margin-bottom:10px}
.rule h3{margin:0 0 6px;font-family:var(--disp);font-size:18px;font-weight:400;letter-spacing:.02em}
.rule p{margin:0;color:var(--dim);font-size:13px}
.slip{border:1px solid var(--line);background:var(--paper);padding:10px 12px;margin-bottom:10px;display:grid;gap:6px}
.slip-h{display:flex;justify-content:space-between;align-items:center;font-size:12px}
.slip-h b{font-family:var(--disp);font-size:16px;font-weight:400}
.slip-r{display:flex;justify-content:space-between;font-size:12px;color:var(--dim)}
.slip-r b{color:var(--ink);font-weight:500}
.draw-btn{height:40px;border:1px solid var(--red);background:var(--redsoft);color:var(--ink);font-family:var(--disp);font-size:14px}
.draw-btn:disabled{opacity:.5}
.addr-form{display:flex;gap:6px;margin-bottom:12px}
.addr-form input{flex:1;min-width:0;height:40px;border:1px solid var(--line);background:transparent;color:var(--ink);font:inherit;padding:0 10px}
.addr-form button{height:40px;padding:0 14px;border:1px solid var(--line);background:var(--paper)}

/* plate (footer) */
.plate{margin-top:10px;border-top:1px solid var(--line);padding-top:14px;display:grid;gap:8px;font-size:11px;color:var(--faint)}
.plate-row{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline}
.plate code{font-family:var(--mono);font-size:10px;color:var(--dim);word-break:break-all}
.plate a{color:var(--dim);border-bottom:1px solid var(--line2)}
.plate-mark{font-family:var(--disp);letter-spacing:.06em;text-transform:uppercase;color:var(--ink);font-size:12px}

/* hatch (modal) */
.hatch{display:none;position:fixed;inset:0;z-index:60;background:rgba(3,15,38,.78);align-items:flex-end;justify-content:center;padding:0}
.hatch.open{display:flex}
.hatch-box{width:100%;max-width:520px;background:var(--bg);border:1px solid var(--line);border-bottom:0;max-height:88vh;overflow:auto}
.hatch-head{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line2);font-family:var(--disp);font-size:16px;letter-spacing:.04em;text-transform:uppercase}
.hatch-shut{background:transparent;border:0;font-size:22px;line-height:1;color:var(--dim)}
.hatch-body{padding:14px;font-size:13px}
.hatch-body p{margin:0 0 10px;color:var(--dim)}
.hatch-body p b{color:var(--ink);font-weight:500}
.go{width:100%;height:50px;border:0;background:var(--red);color:#0B2B5B;font-family:var(--disp);font-size:16px;margin-top:6px}
.go:disabled{background:transparent;color:var(--faint);border:1px dashed var(--line)}
.wellpick{display:grid;gap:6px}
.wellpick button{display:flex;align-items:center;gap:10px;height:44px;padding:0 12px;border:1px solid var(--line);background:var(--paper);text-align:left}
.wellpick img{width:22px;height:22px}
.pencilnote{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:70;background:var(--ink);color:#0B2B5B;padding:8px 14px;font-size:12px;max-width:92vw;text-align:center}

/* ---------- wider ---------- */
@media (min-width:720px){
  :root{--tb:56px}
  #board{padding-left:24px;padding-right:24px}
  .profile{height:280px}
  .tool-body{grid-template-columns:220px minmax(0,1fr)}
  .stepper{height:100%;flex-direction:column;min-height:150px}
  .step-btn{width:auto;height:44px;border-right:0!important;border-left:0!important;border-bottom:1px solid var(--line)}
  .step-btn:last-child{border-bottom:0;border-top:1px solid var(--line)}
  .tool-side{display:grid;gap:10px;align-content:space-between}
  .dial-v{font-size:30px}
}
@media (min-width:1000px){
  .tb-nav{display:flex}
  #board{grid-template-columns:minmax(0,1fr) 380px;gap:24px;padding-top:calc(var(--tb) + 26px)}
  .tabs{display:none}
  .profile{height:340px}
  .bore-slot{max-width:44px}
  .sheet-title{font-size:48px}
  .dial-v{font-size:38px}
  .hatch{align-items:center}
  .hatch-box{border-bottom:1px solid var(--line)}
}