/* ============================================================
   4ARROWS DESIGN SYSTEM
   Direction: engineering drawing / capital-markets terminal.
   Two-lane colour coding encodes the bidirectional Africa-Asia
   corridor: ochre = Ethiopia lane, indigo = China lane.
   ============================================================ */
:root{
  --ink:#0B0F14;
  --graphite:#1B222A;
  --graphite-2:#2C353E;
  --slate:#5B6672;
  --slate-2:#818C98;
  --paper:#FAF9F7;
  --paper-2:#F2F0EB;
  --paper-3:#E8E5DE;
  --rule:#DEDAD2;
  --rule-2:#C9C4BA;
  /* Corporate palette — sampled directly from the official 4Arrows Co. LTD logo */
  --brand:#124B87;        /* corporate royal blue — ribbon mark */
  --brand-dk:#0B3357;     /* deepened corporate blue */
  --brand-soft:#E4EDF6;
  --grey:#6D6E71;         /* logo wordmark grey */
  --grey-2:#BABCBE;       /* logo light grey */
  --et:#124B87;           /* corridor lane 1 — corporate blue */
  --et-soft:#E4EDF6;
  --cn:#0B3357;           /* corridor lane 2 — deep corporate blue */
  --cn-soft:#DCE6F1;
  --ok:#1F6F4A;
  --ok-soft:#E1EFE7;
  --warn:#9A6B00;
  --warn-soft:#F7EDD5;
  --stop:#9E2B1C;
  --stop-soft:#F7E4E1;
  --radius:2px;
  --shadow-1:0 1px 2px rgba(11,15,20,.06), 0 4px 14px rgba(11,15,20,.05);
  --shadow-2:0 12px 40px rgba(11,15,20,.14);
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --disp:'Archivo',system-ui,-apple-system,'Segoe UI',sans-serif;
  --body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --maxw:1340px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--body);font-size:15px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--et);outline-offset:2px;border-radius:1px}
::selection{background:var(--ink);color:var(--paper)}

/* ---------- typography ---------- */
h1,h2,h3,h4,h5{font-family:var(--disp);font-weight:700;letter-spacing:-.022em;line-height:1.08}
h1{font-size:clamp(30px,4.6vw,58px);font-weight:800;letter-spacing:-.035em}
h2{font-size:clamp(23px,2.7vw,36px);letter-spacing:-.03em}
h3{font-size:clamp(18px,1.7vw,23px);letter-spacing:-.024em}
h4{font-size:16px;letter-spacing:-.01em}
p{max-width:74ch}
.lede{font-size:clamp(15px,1.25vw,18px);color:var(--graphite-2);line-height:1.62;max-width:66ch}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.eyebrow{
  font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--slate);display:flex;align-items:center;gap:9px;
}
.eyebrow::after{content:'';flex:1;height:1px;background:var(--rule)}
.eyebrow.et{color:var(--et)} .eyebrow.cn{color:var(--cn)}
.eyebrow.et::after{background:linear-gradient(90deg,var(--et) 0 26px,var(--rule) 26px)}
.eyebrow.cn::after{background:linear-gradient(90deg,var(--cn) 0 26px,var(--rule) 26px)}
.eyebrow .num{color:var(--ink);font-weight:600}
.muted{color:var(--slate)}
.small{font-size:12.5px}
.tiny{font-size:11px}
.center{text-align:center}
.nowrap{white-space:nowrap}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.wrap-tight{max-width:1020px;margin:0 auto;padding:0 22px}
section.band{padding:clamp(44px,6vw,88px) 0}
section.band.tight{padding:clamp(30px,3.6vw,52px) 0}
.band-ink{background:var(--ink);color:var(--paper)}
.band-ink .eyebrow{color:var(--slate-2)}
.band-ink .eyebrow::after{background:rgba(255,255,255,.16)}
.band-ink .lede{color:#B9C2CB}
.band-2{background:var(--paper-2)}
.band-3{background:var(--paper-3)}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g5{grid-template-columns:repeat(5,minmax(0,1fr))}
.g-2-1{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}
.g-1-2{grid-template-columns:minmax(0,1fr) minmax(0,2fr)}
.g-3-2{grid-template-columns:minmax(0,3fr) minmax(0,2fr)}
.g-2-3{grid-template-columns:minmax(0,2fr) minmax(0,3fr)}
.stack{display:flex;flex-direction:column}
.row{display:flex;align-items:center}
.row.wrap{flex-wrap:wrap}
.gap8{gap:8px}.gap10{gap:10px}.gap12{gap:12px}.gap16{gap:16px}.gap24{gap:24px}.gap32{gap:32px}
.between{justify-content:space-between}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt32{margin-top:32px}.mt48{margin-top:48px}
.mb8{margin-bottom:8px}.mb16{margin-bottom:16px}.mb24{margin-bottom:24px}
.pt24{padding-top:24px}
.panel-pad{padding:clamp(18px,2.2vw,30px)}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:60;background:rgba(250,249,247,.9);backdrop-filter:blur(14px) saturate(1.4);border-bottom:1px solid var(--rule)}
.hdr-in{max-width:var(--maxw);margin:0 auto;padding:0 22px;height:62px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand .mark{width:26px;height:26px;flex:0 0 auto}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-txt b{font-family:var(--disp);font-weight:800;font-size:16.5px;letter-spacing:-.045em}
.brand-txt span{font-family:var(--mono);font-size:8.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--slate);margin-top:3px}
.nav{display:flex;align-items:center;gap:2px;flex:1;min-width:0}
.nav-group{position:relative}
.nav-btn{
  appearance:none;background:none;border:0;cursor:pointer;padding:7px 10px;border-radius:2px;
  font-size:13px;font-weight:500;color:var(--graphite);white-space:nowrap;display:flex;align-items:center;gap:5px;
}
.nav-btn:hover{background:var(--paper-2);color:var(--ink)}
.nav-btn .cv{font-size:8px;color:var(--slate-2);transition:transform .18s}
.nav-group[data-open="1"] .nav-btn{background:var(--ink);color:var(--paper)}
.nav-group[data-open="1"] .cv{transform:rotate(180deg);color:var(--paper)}
.menu{
  position:absolute;top:calc(100% + 8px);left:0;min-width:296px;background:#fff;border:1px solid var(--rule);
  border-radius:3px;box-shadow:var(--shadow-2);padding:8px;opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:opacity .15s,transform .15s,visibility .15s;z-index:70;
}
.nav-group[data-open="1"] .menu{opacity:1;visibility:visible;transform:none}
.menu a{display:flex;gap:10px;padding:8px 10px;border-radius:2px;align-items:flex-start}
.menu a:hover{background:var(--paper-2)}
.menu a .mi{font-family:var(--mono);font-size:10px;color:var(--slate-2);padding-top:3px;min-width:18px}
.menu a b{display:block;font-size:13.5px;font-weight:600;font-family:var(--disp);letter-spacing:-.01em}
.menu a em{display:block;font-style:normal;font-size:11.5px;color:var(--slate);line-height:1.4;margin-top:2px}
.hdr-act{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{appearance:none;background:none;border:1px solid var(--rule);width:36px;height:36px;border-radius:2px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--graphite)}
.icon-btn:hover{border-color:var(--ink);color:var(--ink)}
.hdr-search{flex:0 0 auto;display:flex;align-items:center;gap:8px;border:1px solid var(--rule);border-radius:2px;padding:6px 10px;background:#fff;min-width:210px;cursor:text}
.hdr-search svg{flex:0 0 auto;color:var(--slate)}
.hdr-search span{font-size:12.5px;color:var(--slate-2);flex:1}
.hdr-search kbd{font-family:var(--mono);font-size:9.5px;border:1px solid var(--rule);border-radius:2px;padding:2px 5px;color:var(--slate)}
.burger{display:none}

/* ---------- buttons ---------- */
.btn{
  appearance:none;border:1px solid transparent;cursor:pointer;border-radius:2px;font-family:var(--disp);
  font-weight:600;font-size:13.5px;letter-spacing:-.005em;padding:11px 18px;display:inline-flex;align-items:center;gap:8px;
  transition:transform .12s,background .16s,color .16s,border-color .16s;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dk)}
.btn-et{background:var(--et);color:#fff}
.btn-et:hover{background:var(--brand-dk)}
.btn-cn{background:var(--cn);color:#fff}
.btn-cn:hover{background:var(--brand-dk)}
.btn-ghost{background:transparent;border-color:var(--rule-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);background:var(--paper-2)}
.btn-sm{padding:7px 12px;font-size:12.5px}
.btn-lg{padding:14px 24px;font-size:15px}
.btn-block{width:100%;justify-content:center}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.link{color:var(--et);font-weight:600;border-bottom:1px solid rgba(169,98,15,.35);cursor:pointer}
.link:hover{border-bottom-color:var(--et)}
.link-cn{color:var(--cn);border-bottom-color:rgba(14,59,92,.3)}
.link-cn:hover{border-bottom-color:var(--cn)}

/* ---------- chips / badges ---------- */
.chip{
  display:inline-flex;align-items:center;gap:5px;font-family:var(--mono);font-size:10px;font-weight:500;
  letter-spacing:.07em;text-transform:uppercase;padding:3px 7px;border-radius:2px;border:1px solid var(--rule-2);
  background:#fff;color:var(--graphite-2);white-space:nowrap;
}
.chip.solid{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.chip.et{background:var(--et-soft);border-color:#A9C2D6;color:#0B3357}
.chip.cn{background:var(--cn-soft);border-color:#BCD2E2;color:#0A2C46}
.chip.ok{background:var(--ok-soft);border-color:#B6D8C5;color:#175537}
.chip.warn{background:var(--warn-soft);border-color:#E4CE9A;color:#7A5400}
.chip.stop{background:var(--stop-soft);border-color:#E7BDB6;color:#7C2115}
.chip.ghost{background:transparent;color:var(--slate)}
.chip i{width:6px;height:6px;border-radius:50%;background:currentColor;display:block;flex:0 0 auto}
.dq{display:inline-flex;align-items:center;gap:5px;font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--slate)}
.dq b{width:7px;height:7px;border-radius:1px;display:block}
.dq.verified b{background:var(--ok)}
.dq.quoted b{background:#1D6FA3}
.dq.estimated b{background:var(--warn)}
.dq.user b{background:var(--slate)}
.dq.pending b{background:var(--stop)}
.dq.expired b{background:var(--rule-2)}

/* ---------- cards ---------- */
.card{background:#fff;border:1px solid var(--rule);border-radius:3px;position:relative}
.card.pad{padding:20px}
.card.hover{transition:border-color .16s,box-shadow .16s,transform .16s;cursor:pointer}
.card.hover:hover{border-color:var(--ink);box-shadow:var(--shadow-1);transform:translateY(-2px)}
.card-h{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--rule)}
.card-b{padding:16px}
.card-f{padding:12px 16px;border-top:1px solid var(--rule);background:var(--paper-2)}
.lane-top{border-top:3px solid var(--rule)}
.lane-top.et{border-top-color:var(--et)}
.lane-top.cn{border-top-color:var(--cn)}
.rule{height:1px;background:var(--rule);border:0}
.rule-ink{height:1px;background:var(--ink)}
.hair{border-top:1px solid var(--rule);padding-top:14px;margin-top:14px}

/* ---------- metrics ---------- */
.stat{display:flex;flex-direction:column;gap:2px}
.stat .v{font-family:var(--disp);font-weight:800;font-size:clamp(24px,2.6vw,34px);letter-spacing:-.04em;line-height:1}
.stat .v .u{font-size:.5em;font-weight:600;color:var(--slate);letter-spacing:0}
.stat .l{font-family:var(--mono);font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:var(--slate)}
.kv{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px dotted var(--rule)}
.kv:last-child{border-bottom:0}
.kv .k{font-size:12.5px;color:var(--slate)}
.kv .v{font-family:var(--mono);font-size:12.5px;font-weight:500;text-align:right}
.kv .v.big{font-size:14px;font-weight:600}

/* ---------- tables ---------- */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--rule);border-radius:3px;background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:13px;min-width:600px}
table.tbl th{
  text-align:left;font-family:var(--mono);font-size:9.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--slate);
  font-weight:500;padding:10px 12px;border-bottom:1px solid var(--ink);background:var(--paper-2);white-space:nowrap;
}
table.tbl td{padding:10px 12px;border-bottom:1px solid var(--rule);vertical-align:top}
table.tbl tr:last-child td{border-bottom:0}
table.tbl tbody tr:hover{background:#FCFCFA}
table.tbl td.num{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
table.tbl th.num{text-align:right}
table.tbl td.strong{font-weight:600;font-family:var(--disp);letter-spacing:-.01em}
table.tbl tr.total td{background:var(--paper-2);font-weight:700;border-top:1px solid var(--ink);font-family:var(--disp)}
.mob-cards{display:none}

/* ---------- forms ---------- */
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field label{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--slate)}
.field .hint{font-size:11.5px;color:var(--slate-2);line-height:1.4}
.inp{
  width:100%;background:#fff;border:1px solid var(--rule-2);border-radius:2px;padding:9px 11px;font-size:13.5px;
  font-family:var(--mono);font-variant-numeric:tabular-nums;transition:border-color .16s;
}
.inp:focus{border-color:var(--ink);outline:none}
.inp[type=text],textarea.inp{font-family:var(--body)}
select.inp{font-family:var(--body);appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--slate) 50%),linear-gradient(135deg,var(--slate) 50%,transparent 50%);background-position:calc(100% - 15px) 17px,calc(100% - 10px) 17px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:30px}
textarea.inp{resize:vertical;min-height:88px;line-height:1.5}
.range{-webkit-appearance:none;appearance:none;width:100%;height:22px;background:transparent;cursor:pointer}
.range::-webkit-slider-runnable-track{height:3px;background:var(--rule-2);border-radius:2px}
.range::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:2px;background:var(--ink);margin-top:-6.5px;border:0}
.range::-moz-range-track{height:3px;background:var(--rule-2);border-radius:2px}
.range::-moz-range-thumb{width:16px;height:16px;border-radius:2px;background:var(--ink);border:0}
.seg{display:inline-flex;border:1px solid var(--rule-2);border-radius:2px;overflow:hidden;background:#fff}
.seg button{appearance:none;border:0;background:none;padding:8px 13px;font-size:12.5px;font-weight:500;cursor:pointer;color:var(--graphite-2);border-right:1px solid var(--rule)}
.seg button:last-child{border-right:0}
.seg button[aria-pressed=true]{background:var(--ink);color:var(--paper)}
.chk{display:flex;gap:9px;align-items:flex-start;padding:8px 0;cursor:pointer;font-size:13px;line-height:1.45}
.chk input{margin-top:3px;accent-color:var(--ink);flex:0 0 auto;width:15px;height:15px}
.pill-row{display:flex;flex-wrap:wrap;gap:7px}
.pill{
  appearance:none;cursor:pointer;border:1px solid var(--rule-2);background:#fff;border-radius:2px;
  padding:6px 11px;font-size:12.5px;font-weight:500;transition:all .14s;white-space:nowrap;
}
.pill:hover{border-color:var(--ink)}
.pill[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* ---------- score / meters ---------- */
.stars{display:inline-flex;gap:2px;font-size:13px;letter-spacing:1px;color:var(--et);line-height:1}
.stars .off{color:var(--rule-2)}
.meter{height:5px;background:var(--paper-3);border-radius:3px;overflow:hidden;position:relative}
.meter i{display:block;height:100%;background:var(--graphite);border-radius:3px;transition:width .5s cubic-bezier(.2,.7,.3,1)}
.meter.et i{background:var(--et)} .meter.cn i{background:var(--cn)}
.meter.ok i{background:var(--ok)} .meter.warn i{background:var(--warn)} .meter.stop i{background:var(--stop)}
.score-dial{position:relative;display:inline-flex;align-items:center;justify-content:center}
.score-dial .val{position:absolute;font-family:var(--disp);font-weight:800;letter-spacing:-.05em}
.score-dial .val small{font-size:.42em;color:var(--slate);font-weight:600;letter-spacing:0}

/* ---------- corridor (signature) ---------- */
.corridor{background:var(--ink);border-radius:3px;padding:clamp(20px,3vw,34px);position:relative;overflow:hidden}
.corridor::before{
  content:'';position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:34px 34px;
}
.corridor > *{position:relative}
.corr-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap;margin-bottom:26px}
.corr-title{color:#fff;font-family:var(--disp);font-weight:700;font-size:clamp(16px,1.6vw,21px);letter-spacing:-.02em}
.corr-legend{display:flex;gap:18px;align-items:center}
.corr-legend span{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--slate-2);display:flex;align-items:center;gap:6px}
.corr-legend i{width:14px;height:3px;border-radius:2px;display:block}
.corridor-rail{position:relative;display:grid;gap:0;grid-auto-flow:column;grid-auto-columns:1fr;align-items:start}
.rail-track{position:absolute;top:29px;left:0;right:0;height:2px;background:rgba(255,255,255,.1)}
.rail-track .seg{position:absolute;top:0;height:2px;overflow:hidden}
.rail-track .seg .dot{position:absolute;top:-2px;width:7px;height:7px;border-radius:50%;animation:travel 3.4s linear infinite}
@keyframes travel{0%{left:-3%;opacity:0}8%{opacity:1}92%{opacity:1}100%{left:103%;opacity:0}}
.cnode{position:relative;padding:0 6px;cursor:pointer;text-align:left;background:none;border:0}
.cnode .knob{width:60px;height:60px;border-radius:50%;border:2px solid rgba(255,255,255,.18);background:var(--ink);display:flex;align-items:center;justify-content:center;position:relative;z-index:2;transition:all .22s;margin:0 auto}
.cnode .knob svg{width:23px;height:23px;stroke:#8892A0;transition:stroke .22s}
.cnode .lbl{margin-top:11px;font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;color:#7C8794;text-align:center;line-height:1.35;transition:color .2s}
.cnode .lane-tag{display:block;font-size:8.5px;margin-top:3px;letter-spacing:.1em}
.cnode.et .lane-tag{color:var(--et)} .cnode.cn .lane-tag{color:#4E8FBE}
.cnode:hover .knob,.cnode:focus-visible .knob{border-color:#fff;transform:scale(1.06)}
.cnode:hover .knob svg{stroke:#fff}
.cnode:hover .lbl{color:#fff}
.cnode.et .knob{box-shadow:inset 0 0 0 6px rgba(169,98,15,.14)}
.cnode.cn .knob{box-shadow:inset 0 0 0 6px rgba(78,143,190,.14)}
.cnode.et:hover .knob{border-color:var(--et)} .cnode.et:hover .knob svg{stroke:#4E8FBE}
.cnode.cn:hover .knob{border-color:#4E8FBE} .cnode.cn:hover .knob svg{stroke:#7FBCE8}
.corr-detail{margin-top:26px;border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:grid;gap:22px;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}
.corr-detail h4{color:#fff;font-size:17px}
.corr-detail p{color:#A8B3BE;font-size:13.5px}
.corr-detail .kv{border-bottom-color:rgba(255,255,255,.1)}
.corr-detail .kv .k{color:#7C8794}
.corr-detail .kv .v{color:#fff}
.corr-steps{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}
.corr-steps button{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.07em;text-transform:uppercase;padding:5px 9px;border-radius:2px;
  border:1px solid rgba(255,255,255,.14);background:transparent;color:#8892A0;cursor:pointer;
}
.corr-steps button:hover{color:#fff;border-color:rgba(255,255,255,.4)}
.corr-steps button[aria-pressed=true]{background:#fff;color:var(--ink);border-color:#fff}

/* ---------- flow / process ---------- */
.flow{display:grid;gap:10px}
.fstage{
  display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:14px;align-items:center;
  background:#fff;border:1px solid var(--rule);border-radius:2px;padding:12px 14px;cursor:pointer;transition:all .16s;text-align:left;width:100%;
}
.fstage:hover{border-color:var(--ink);box-shadow:var(--shadow-1)}
.fstage[aria-pressed=true]{border-color:var(--ink);background:var(--paper-2);box-shadow:inset 3px 0 0 var(--ink)}
.fstage .fno{font-family:var(--mono);font-size:11px;color:var(--slate-2);text-align:center;border-right:1px solid var(--rule);padding-right:12px;height:26px;display:flex;align-items:center;justify-content:center}
.fstage .fname{font-family:var(--disp);font-weight:600;font-size:14.5px;letter-spacing:-.012em}
.fstage .fsub{font-size:12px;color:var(--slate);margin-top:2px}
.flow-detail{background:var(--ink);color:var(--paper);border-radius:3px;padding:clamp(18px,2.4vw,26px)}
.flow-detail .eyebrow{color:var(--slate-2)} .flow-detail .eyebrow::after{background:rgba(255,255,255,.16)}
.flow-detail .kv{border-bottom-color:rgba(255,255,255,.1)}
.flow-detail .kv .k{color:#7C8794} .flow-detail .kv .v{color:#fff}
.connector{height:14px;width:1px;background:var(--rule-2);margin:0 auto;position:relative}
.connector::after{content:'';position:absolute;bottom:-1px;left:-2.5px;width:6px;height:6px;border-right:1px solid var(--rule-2);border-bottom:1px solid var(--rule-2);transform:rotate(45deg)}

/* ---------- MVP builder ---------- */
.mvp-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--rule)}
.mvp-row:last-child{border-bottom:0}
.mvp-row .nm{font-family:var(--disp);font-weight:600;font-size:14px;letter-spacing:-.012em}
.mvp-row .mt{font-size:11.5px;color:var(--slate);margin-top:2px}
.role{font-family:var(--mono);font-size:9px;letter-spacing:.08em;text-transform:uppercase;padding:2px 6px;border-radius:2px}
.role.essential{background:var(--ink);color:var(--paper)}
.role.optional{background:var(--paper-3);color:var(--graphite-2)}
.role.upgrade{background:var(--et-soft);color:#0B3357;border:1px solid #A9C2D6}
.mvp-summary{background:var(--ink);color:var(--paper);border-radius:3px;padding:22px;position:sticky;top:78px}
.mvp-summary .kv{border-bottom-color:rgba(255,255,255,.1)}
.mvp-summary .kv .k{color:#7C8794} .mvp-summary .kv .v{color:#fff}
.mvp-summary .big-total{font-family:var(--disp);font-weight:800;font-size:32px;letter-spacing:-.045em;color:#fff}
.warn-note{background:var(--warn-soft);border:1px solid #E4CE9A;border-left:3px solid var(--warn);border-radius:2px;padding:11px 13px;font-size:12.5px;color:#6B4A00;line-height:1.5}
.stop-note{background:var(--stop-soft);border:1px solid #E7BDB6;border-left:3px solid var(--stop);border-radius:2px;padding:11px 13px;font-size:12.5px;color:#6E1D12;line-height:1.5}
.ok-note{background:var(--ok-soft);border:1px solid #B6D8C5;border-left:3px solid var(--ok);border-radius:2px;padding:11px 13px;font-size:12.5px;color:#134B31;line-height:1.5}
.info-note{background:var(--cn-soft);border:1px solid #BCD2E2;border-left:3px solid var(--cn);border-radius:2px;padding:11px 13px;font-size:12.5px;color:#0A2C46;line-height:1.5}

/* ---------- map ---------- */
.map-stage{position:relative;background:var(--ink);border-radius:3px;overflow:hidden;min-height:520px}
.map-stage svg{display:block;width:100%;height:auto}
.map-dot{cursor:pointer;transition:all .18s}
.map-dot circle.core{fill:#4E8FBE;transition:all .18s}
.map-dot circle.halo{fill:rgba(78,143,190,.16);transition:all .18s}
.map-dot:hover circle.core,.map-dot[aria-pressed=true] circle.core{fill:#fff}
.map-dot:hover circle.halo,.map-dot[aria-pressed=true] circle.halo{fill:rgba(255,255,255,.2)}
.map-dot text{font-family:var(--mono);font-size:8.5px;fill:#96A2AF;letter-spacing:.06em;transition:fill .18s}
.map-dot:hover text,.map-dot[aria-pressed=true] text{fill:#fff}
.map-dot[aria-pressed=true] circle.ring{stroke:#fff}
.map-dot circle.ring{fill:none;stroke:transparent;stroke-width:1;stroke-dasharray:2 2}
.map-panel{background:#fff;border:1px solid var(--rule);border-radius:3px;padding:18px;height:100%}
.cluster-list{display:grid;gap:10px}
.cluster{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;padding:11px;border:1px solid var(--rule);border-radius:2px;cursor:pointer;background:#fff;text-align:left;transition:all .16s}
.cluster:hover{border-color:var(--ink)}
.cluster[aria-pressed=true]{border-color:var(--cn);background:var(--cn-soft)}
.cluster .cc{font-family:var(--mono);font-size:10px;color:var(--cn);padding-top:2px}

/* ---------- modal / drawer ---------- */
.scrim{position:fixed;inset:0;background:rgba(11,15,20,.55);backdrop-filter:blur(3px);z-index:90;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s}
.scrim[data-open="1"]{opacity:1;visibility:visible}
.modal{position:fixed;z-index:100;left:50%;top:50%;transform:translate(-50%,-46%) scale(.98);width:min(920px,94vw);max-height:88vh;overflow:auto;background:var(--paper);border:1px solid var(--ink);border-radius:3px;box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transition:all .2s}
.modal[data-open="1"]{opacity:1;visibility:visible;transform:translate(-50%,-50%) scale(1)}
.modal-h{position:sticky;top:0;background:var(--paper);border-bottom:1px solid var(--rule);padding:14px 18px;display:flex;justify-content:space-between;align-items:center;gap:12px;z-index:2}
.modal-b{padding:20px}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,92vw);background:var(--paper);border-left:1px solid var(--ink);z-index:100;transform:translateX(102%);transition:transform .26s cubic-bezier(.3,.8,.3,1);overflow:auto}
.drawer[data-open="1"]{transform:none}
.drawer-h{position:sticky;top:0;background:var(--paper);border-bottom:1px solid var(--rule);padding:0 18px;height:62px;display:flex;align-items:center;justify-content:space-between}
.mnav{display:none}

/* ---------- charts ---------- */
.chart{width:100%;display:block;overflow:visible}
.chart .axis{stroke:var(--rule);stroke-width:1}
.chart .bar{transition:opacity .16s}
.chart .bar:hover{opacity:.72}
.chart .gl{stroke:var(--rule);stroke-dasharray:2 3}
.lgd{display:flex;flex-wrap:wrap;gap:12px}
.lgd span{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--slate);display:flex;align-items:center;gap:6px}
.lgd i{width:9px;height:9px;border-radius:1px;display:block}

/* ---------- timeline ---------- */
.tl{position:relative;padding-left:26px}
.tl::before{content:'';position:absolute;left:6px;top:6px;bottom:6px;width:1px;background:var(--rule-2)}
.tl-i{position:relative;padding-bottom:20px}
.tl-i::before{content:'';position:absolute;left:-24px;top:5px;width:9px;height:9px;border-radius:50%;background:var(--paper);border:2px solid var(--rule-2)}
.tl-i.done::before{background:var(--ok);border-color:var(--ok)}
.tl-i.active::before{background:var(--et);border-color:var(--et);box-shadow:0 0 0 4px var(--et-soft)}
.tl-i .t{font-family:var(--disp);font-weight:600;font-size:13.5px}
.tl-i .d{font-size:12.5px;color:var(--slate);margin-top:2px}

/* ---------- misc ---------- */
.hscroll{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:thin}
.hscroll > *{flex:0 0 auto}
.tabs{display:flex;gap:0;border-bottom:1px solid var(--rule);overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{appearance:none;background:none;border:0;border-bottom:2px solid transparent;padding:11px 15px;font-family:var(--disp);font-weight:600;font-size:13.5px;color:var(--slate);cursor:pointer;white-space:nowrap;letter-spacing:-.01em}
.tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--et)}
.banner-demo{background:var(--ink);color:#B9C2CB;font-size:11.5px;padding:7px 0}
.banner-demo .wrap{display:flex;gap:10px;align-items:center;justify-content:center;text-align:center;flex-wrap:wrap}
.banner-demo b{color:#fff;font-family:var(--mono);font-size:10px;letter-spacing:.1em}
.ftr{background:var(--ink);color:#8892A0;padding:46px 0 24px;margin-top:0;border-top:3px solid var(--brand)}
.ftr h5,.ftr h4{color:#fff;font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;margin-bottom:14px;font-weight:500}
.ftr a{display:block;font-size:13px;padding:3.5px 0;color:#A8B3BE}
.ftr a:hover{color:#fff}
/* two-column footer: brand block + 2-up link columns */
.ftr-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1.35fr);gap:34px 56px;align-items:start}
.ftr-brandcol{display:flex;flex-direction:column;gap:16px;max-width:44ch}
.ftr-logochip{display:inline-flex;align-items:center;background:#fff;border-radius:3px;padding:12px 16px;align-self:flex-start}
.ftr-logo{height:56px;width:auto;display:block}
.ftr-brandcol p{color:#A8B3BE;font-size:13px;line-height:1.55;margin:0}
.ftr-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 40px}
@media (max-width:860px){.ftr-grid{grid-template-columns:1fr;gap:34px}}
@media (max-width:520px){.ftr-links{grid-template-columns:1fr;gap:24px}}
.ftr-bot{border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:11.5px}
.empty{border:1px dashed var(--rule-2);border-radius:3px;padding:34px 20px;text-align:center;color:var(--slate);background:#fff}
.empty b{display:block;font-family:var(--disp);color:var(--ink);font-size:15px;margin-bottom:5px}
.skel{background:linear-gradient(90deg,var(--paper-2) 25%,var(--paper-3) 50%,var(--paper-2) 75%);background-size:200% 100%;animation:sk 1.3s infinite;border-radius:2px}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.bcrumb{display:flex;gap:7px;align-items:center;font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--slate);flex-wrap:wrap}
.bcrumb a:hover{color:var(--ink)}
.dot-sep{color:var(--rule-2)}
.gauge-row{display:grid;grid-template-columns:132px minmax(0,1fr) 54px;gap:12px;align-items:center}
.gauge-row .gk{font-size:12.5px;color:var(--graphite-2)}
.gauge-row .gv{font-family:var(--mono);font-size:12px;text-align:right;font-weight:500}
.pin{position:absolute;top:-9px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;font-family:var(--mono);font-size:9px;letter-spacing:.08em;padding:3px 7px;border-radius:2px;white-space:nowrap}
.compare-tbl table.tbl{min-width:820px}
.compare-tbl td.win{background:var(--ok-soft);font-weight:600}
.ribbon{position:absolute;top:0;right:0;background:var(--stop);color:#fff;font-family:var(--mono);font-size:8.5px;letter-spacing:.1em;padding:3px 8px 3px 10px;text-transform:uppercase}
.progress-steps{display:flex;gap:0;align-items:center}
.progress-steps .ps{flex:1;text-align:center;position:relative;padding:0 4px}
.progress-steps .ps .dot{width:10px;height:10px;border-radius:50%;background:var(--paper-3);border:2px solid var(--paper);margin:0 auto 7px;position:relative;z-index:2}
.progress-steps .ps.done .dot{background:var(--ok)}
.progress-steps .ps.now .dot{background:var(--et);box-shadow:0 0 0 4px var(--et-soft)}
.progress-steps .ps::before{content:'';position:absolute;top:4px;left:-50%;width:100%;height:2px;background:var(--paper-3)}
.progress-steps .ps:first-child::before{display:none}
.progress-steps .ps.done::before{background:var(--ok)}
.progress-steps .ps .pl{font-size:10.5px;color:var(--slate);font-family:var(--mono);letter-spacing:.05em}
.dzone{border:2px dashed var(--rule-2);border-radius:3px;padding:24px;text-align:center;background:#fff;cursor:pointer;transition:all .16s}
.dzone:hover,.dzone.drag{border-color:var(--ink);background:var(--paper-2)}
.doc-row{display:flex;align-items:center;gap:11px;padding:9px 11px;border:1px solid var(--rule);border-radius:2px;background:#fff}
.doc-row .ic{width:28px;height:28px;border-radius:2px;background:var(--paper-2);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:9px;color:var(--slate);flex:0 0 auto}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s cubic-bezier(.2,.7,.3,1),transform .6s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
.toc{position:sticky;top:78px;align-self:start}
.toc a{display:block;font-size:12.5px;padding:6px 0 6px 11px;border-left:2px solid var(--rule);color:var(--slate)}
.toc a:hover{color:var(--ink);border-left-color:var(--rule-2)}
.toc a.on{color:var(--ink);border-left-color:var(--et);font-weight:600}

/* ---------- mobile ---------- */
@media(max-width:1180px){
  .g5{grid-template-columns:repeat(3,minmax(0,1fr))}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .corr-detail{grid-template-columns:1fr}
}
@media(max-width:1024px){
  .nav{display:none}
  .hdr-search{display:none}
  .burger{display:flex}
  .mnav{display:block;position:fixed;inset:0;background:var(--paper);z-index:100;transform:translateY(-102%);transition:transform .26s cubic-bezier(.3,.8,.3,1);overflow:auto;padding-bottom:40px}
  .mnav[data-open="1"]{transform:none}
  .g-2-1,.g-1-2,.g-3-2,.g-2-3{grid-template-columns:1fr}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .toc{position:static}
  .rail-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:10px}
  .corridor-rail{min-width:760px}
  .mvp-summary{position:static}
}
@media(max-width:720px){
  body{font-size:14.5px}
  .wrap{padding:0 16px}.wrap-tight{padding:0 16px}
  .g2,.g3,.g4,.g5{grid-template-columns:1fr}
  .g4.keep-2,.g3.keep-2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hdr-in{height:56px;padding:0 16px;gap:12px}
  .mob-cards{display:grid;gap:12px}
  .tbl-wrap.desktop-only{display:none}
  .stat .v{font-size:26px}
  .card.pad{padding:16px}
  .panel-pad{padding:18px}
  .ftr{padding:40px 0 24px}
  .mvp-row{grid-template-columns:minmax(0,1fr) auto;gap:10px}
  .mvp-row .r3{grid-column:1/-1}
  .fstage{grid-template-columns:34px minmax(0,1fr);gap:10px;padding:11px}
  .fstage .r3{grid-column:1/-1;text-align:left}
  .gauge-row{grid-template-columns:104px minmax(0,1fr) 46px;gap:9px}
  .gauge-row .gk{font-size:11.5px}
  .modal{width:100vw;max-height:94vh;top:auto;bottom:0;left:0;transform:translateY(6px);border-radius:3px 3px 0 0}
  .modal[data-open="1"]{transform:none}
  .progress-steps .ps .pl{font-size:9px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .rail-track .seg .dot{display:none}
}
@media print{
  .hdr,.ftr,.banner-demo,.no-print{display:none!important}
  body{background:#fff;font-size:11pt}
  .card{border:1px solid #999;break-inside:avoid}
  section.band{padding:14px 0}
}

/* ---------- dark-section contrast reinforcement ---------- */
.band-ink .eyebrow{color:#9DA9B5}
.band-ink .lede{color:#C6CDD6}
.corridor p,.corr-detail p{color:#BEC7D1}
.corr-legend span,.cnode .lbl,.corr-detail .kv .k{color:#A6B1BD}
.corr-title{color:#fff}
.ftr,.ftr a,.ftr-bot{color:#B3BCC6}
.ftr a:hover{color:#fff}
.map-dot text{fill:#A6B1BD}
.corr-steps button{color:#A6B1BD}
.mvp-summary .eyebrow,.flow-detail .eyebrow{color:#A6B1BD}