/* ============ Sonar — the Ide8 agent · demo ============ */

:root{
  --ink:#0A0A0A;
  --bg:#0A0A0A;
  --surface:#141312;
  --surface-2:#1B1A18;
  --surface-3:#232120;
  --line:rgba(250,250,250,.09);
  --line-strong:rgba(250,250,250,.16);
  --paper:#FAFAFA;
  --text-2:#C9C9C7;
  --text-3:#8E8E8B;
  --amber:#F59E0B;
  --amber-soft:rgba(245,158,11,.14);
  --amber-line:rgba(245,158,11,.38);
  --good:#4ADE80;
  --good-soft:rgba(74,222,128,.12);
  --radius:14px;
  --radius-sm:10px;
  --display:"Inter Tight",Inter,system-ui,sans-serif;
  --ui:Inter,system-ui,-apple-system,sans-serif;
  --shadow:0 14px 40px rgba(0,0,0,.45);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--paper);
  font-family:var(--ui);
  font-size:15px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
button{font-family:var(--ui);cursor:pointer}
::selection{background:var(--amber);color:var(--ink)}

/* ---------- Ide8 tile mark ---------- */
.ide8-tile{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:9px;background:var(--amber);flex:none;
}
.ide8-tile-lg{width:52px;height:52px;border-radius:13px}

/* ============ COVER ============ */
.cover{
  position:fixed;inset:0;z-index:60;background:var(--bg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:32px;
  transition:opacity .5s ease,visibility .5s;
}
.cover::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 50% 46%, rgba(245,158,11,.10), transparent 34%),
    repeating-radial-gradient(circle at 50% 46%, transparent 0 119px, rgba(250,250,250,.045) 119px 120px);
}
.cover.is-hidden{opacity:0;visibility:hidden}
.cover-inner{position:relative;max-width:640px}
.cover-brand{display:flex;align-items:center;gap:14px;justify-content:center;margin-bottom:40px}
.cover-brand-name{font-family:var(--display);font-weight:700;font-size:26px;letter-spacing:-.01em}
.cover-title{
  font-family:var(--display);font-weight:800;letter-spacing:-.035em;
  font-size:clamp(64px,12vw,112px);line-height:.95;margin:0;
}
.cover-dot{color:var(--amber)}
.cover-sub{font-family:var(--display);font-weight:600;font-size:clamp(19px,2.6vw,24px);color:var(--paper);margin:22px 0 10px}
.cover-line{color:var(--text-3);max-width:480px;margin:0 auto 34px}
.cover-layers{margin-top:44px;font-size:11px;letter-spacing:.22em;color:var(--text-3)}
.cover-foot{position:absolute;bottom:26px;font-size:10px;letter-spacing:.22em;color:var(--text-3)}

.btn-primary{
  background:var(--amber);color:var(--ink);border:0;border-radius:999px;
  font-weight:600;font-size:15px;padding:13px 30px;
  transition:transform .15s ease,box-shadow .15s ease;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 30px rgba(245,158,11,.35)}

/* ============ SHELL ============ */
.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}

.sidebar{
  border-right:1px solid var(--line);
  padding:22px 16px;
  display:flex;flex-direction:column;gap:8px;
  position:sticky;top:0;height:100vh;
}
.side-brand{display:flex;align-items:center;gap:11px;padding:4px 8px 18px}
.side-brand-name{font-family:var(--display);font-weight:700;font-size:19px;line-height:1.1;letter-spacing:-.01em}
.side-brand-tag{font-size:11.5px;color:var(--text-3)}

.side-nav{display:flex;flex-direction:column;gap:3px}
.side-group{
  font-size:10px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-3);padding:16px 8px 6px;
}
.side-link{
  display:flex;align-items:center;gap:10px;
  background:none;border:0;color:var(--text-2);
  font-size:14px;font-weight:500;text-align:left;
  padding:9px 10px;border-radius:9px;
  transition:background .15s,color .15s;
}
.side-link:hover{background:var(--surface);color:var(--paper)}
.side-link.is-active{background:var(--surface-2);color:var(--paper)}
.side-link.is-active .side-ico{color:var(--amber)}
.side-ico{display:inline-flex;color:var(--text-3)}

.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.pool-mini{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px}
.pool-mini-label{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);font-weight:600}
.pool-mini-value{font-family:var(--display);font-weight:700;font-size:16px;margin-top:3px}
.pool-mini-sub{font-size:11.5px;color:var(--text-3);margin-top:2px;line-height:1.4}
.side-stamp{font-size:10px;color:var(--text-3);line-height:1.6;padding:0 4px}

/* ============ VIEWS ============ */
.view{display:none;padding:30px 40px 48px;max-width:1220px;width:100%;margin:0 auto}
.view.is-active{display:block}

.view-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:26px;
}
.view-title{font-family:var(--display);font-weight:700;font-size:clamp(21px,2.6vw,27px);letter-spacing:-.02em;margin:0 0 4px;line-height:1.2}
.view-sub{margin:0;color:var(--text-3);font-size:14px}

.persona{display:flex;align-items:center;gap:11px;flex:none}
.persona-text{display:flex;flex-direction:column;line-height:1.3}
.persona-text strong{font-size:13.5px;font-weight:600}
.persona-text span{font-size:11.5px;color:var(--text-3)}
.avatar{
  width:38px;height:38px;border-radius:50%;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  background:var(--surface-3);border:1px solid var(--line-strong);color:var(--text-2);
}
.avatar-founder{background:var(--surface-3)}
.avatar-member{background:var(--amber-soft);border-color:var(--amber-line);color:var(--amber)}
.avatar-ide8{background:var(--amber);border-color:var(--amber)}

/* ============ FOUNDER · CHAT ============ */
.chat-wrap{max-width:780px;margin:0 auto;display:flex;flex-direction:column;min-height:calc(100vh - 210px)}
.chat{flex:1;display:flex;flex-direction:column;gap:18px;padding-bottom:26px}

.msg{display:flex;gap:12px;max-width:92%;opacity:0;transform:translateY(8px);animation:rise .4s ease forwards}
@keyframes rise{to{opacity:1;transform:none}}

.msg-user{align-self:flex-end;flex-direction:row-reverse}
.bubble{
  padding:13px 17px;border-radius:16px;font-size:15px;line-height:1.55;
}
.msg-user .bubble{
  background:var(--surface-3);border:1px solid var(--line-strong);
  border-bottom-right-radius:5px;
}
.msg-sonar{align-self:flex-start}
.msg-sonar .bubble{
  background:var(--surface);border:1px solid var(--line);
  border-bottom-left-radius:5px;
}
.msg-sonar .bubble strong{color:var(--amber);font-weight:600}

/* sonar ping avatar */
.ping{
  width:34px;height:34px;border-radius:50%;flex:none;position:relative;
  background:var(--amber-soft);border:1px solid var(--amber-line);
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.ping svg{color:var(--amber)}
.ping.is-live::after{
  content:"";position:absolute;inset:-1px;border-radius:50%;
  border:1.5px solid var(--amber);opacity:0;
  animation:pingout 1.5s ease-out infinite;
}
@keyframes pingout{0%{transform:scale(.7);opacity:.8}100%{transform:scale(1.9);opacity:0}}

/* status / scanning strip */
.scan{
  align-self:flex-start;display:flex;flex-direction:column;gap:11px;
  background:var(--surface);border:1px solid var(--line);border-radius:16px;border-bottom-left-radius:5px;
  padding:13px 17px;min-width:300px;
}
.scan-status{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.scan-status .dot{width:7px;height:7px;border-radius:50%;background:var(--amber);animation:pulse 1.1s ease-in-out infinite}
@keyframes pulse{50%{opacity:.35}}
.scan-room{display:flex;gap:7px;flex-wrap:wrap}
.scan-chip{
  width:32px;height:32px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:10.5px;font-weight:600;color:var(--text-2);
  background:var(--surface-3);border:1px solid var(--line-strong);
  transition:opacity .5s,border-color .5s,color .5s,box-shadow .5s;
}
.scan.is-narrowed .scan-chip{opacity:.28}
.scan.is-narrowed .scan-chip.is-fit{
  opacity:1;color:var(--amber);border-color:var(--amber);
  box-shadow:0 0 0 3px var(--amber-soft);
}

/* match cards */
.matches{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-self:stretch;max-width:100%}
.match{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;display:flex;flex-direction:column;gap:9px;
  opacity:0;transform:translateY(8px);animation:rise .4s ease forwards;
}
.match-head{display:flex;align-items:center;gap:11px}
.match-name{font-weight:600;font-size:15px;line-height:1.25}
.match-role{font-size:12px;color:var(--text-3);line-height:1.35}
.match-why{
  font-size:13.5px;color:var(--text-2);
  border-left:2px solid var(--amber);padding-left:11px;line-height:1.5;
}
.match-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:2px}
.match-slot{font-size:12.5px;color:var(--text-3)}
.status{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;letter-spacing:.04em}
.status-good{color:var(--good)}
.status .sdot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* engage / follow-through card */
.engage{
  align-self:stretch;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 18px;
  opacity:0;transform:translateY(8px);animation:rise .4s ease forwards;
}
.engage-title{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);margin-bottom:11px}
.engage-row{display:flex;gap:10px;align-items:flex-start;padding:7px 0;font-size:14px;color:var(--text-2)}
.engage-row + .engage-row{border-top:1px solid var(--line)}
.engage-row strong{color:var(--paper);font-weight:600}
.engage-check{
  width:18px;height:18px;border-radius:50%;flex:none;margin-top:2px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--good-soft);color:var(--good);font-size:11px;
}
.engage-check.is-open{background:var(--surface-3);color:var(--text-3)}

.chat-note{
  align-self:center;font-size:12.5px;color:var(--text-3);text-align:center;
  padding:2px 0;opacity:0;animation:rise .4s ease forwards;
}

.replay{
  align-self:center;background:none;border:1px solid var(--line-strong);color:var(--text-2);
  border-radius:999px;font-size:12.5px;padding:7px 16px;
  opacity:0;animation:rise .4s ease forwards;
}
.replay:hover{border-color:var(--amber);color:var(--amber)}

/* composer */
.composer{position:sticky;bottom:0;background:linear-gradient(transparent,var(--bg) 26%);padding-top:22px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.chip{
  background:var(--surface);border:1px solid var(--line-strong);color:var(--text-2);
  border-radius:999px;font-size:12.5px;padding:7px 14px;
  transition:border-color .15s,color .15s;
}
.chip:hover{border-color:var(--amber);color:var(--amber)}
.composer-bar{
  display:flex;gap:8px;align-items:center;
  background:var(--surface);border:1px solid var(--line-strong);border-radius:999px;
  padding:6px 6px 6px 20px;
}
.composer-bar:focus-within{border-color:var(--amber-line)}
.composer-input{
  flex:1;background:none;border:0;outline:0;color:var(--paper);
  font-family:var(--ui);font-size:14.5px;
}
.composer-input::placeholder{color:var(--text-3)}
.composer-send{
  width:38px;height:38px;border-radius:50%;border:0;flex:none;
  background:var(--amber);color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
}
.composer-note{text-align:center;font-size:11.5px;color:var(--text-3);padding:10px 0 6px}

/* ============ MEMBER VIEW ============ */
.member-grid{display:grid;grid-template-columns:1fr 316px;gap:22px;align-items:start}
.col-label{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);margin-bottom:4px}

.moments{display:flex;flex-direction:column;gap:14px}
.moment{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;transition:border-color .2s;
}
.moment:hover{border-color:var(--line-strong)}
.moment-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.moment-units{font-family:var(--display);font-weight:700;font-size:15px;color:var(--amber)}
.moment-invited{color:var(--paper);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.moment-title{font-family:var(--display);font-weight:600;font-size:17.5px;letter-spacing:-.01em;margin:0 0 4px;line-height:1.3}
.moment-sub{margin:0;font-size:13px;color:var(--text-3)}
.moment-why{margin:9px 0 0;font-size:13.5px;color:var(--text-2);border-left:2px solid var(--amber);padding-left:11px}
.moment-actions{display:flex;gap:9px;margin-top:15px}
.btn-accept{
  background:var(--amber);color:var(--ink);border:0;border-radius:999px;
  font-weight:600;font-size:13.5px;padding:9px 20px;
}
.btn-accept:hover{filter:brightness(1.06)}
.btn-pass{
  background:none;border:1px solid var(--line-strong);color:var(--text-2);
  border-radius:999px;font-size:13.5px;padding:9px 18px;
}
.btn-pass:hover{color:var(--paper);border-color:var(--paper)}
.moment-done{display:none;margin-top:15px;font-size:13.5px;color:var(--text-2);line-height:1.5}
.moment-done strong{color:var(--amber)}
.moment.is-done{border-color:rgba(74,222,128,.25)}
.moment.is-done .moment-actions{display:none}
.moment.is-done .moment-done{display:block}
.moment.is-passed{opacity:.45}
.moment.is-passed .moment-actions{display:none}
.ok-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--good);margin-right:4px}
.moments-foot{font-size:12.5px;color:var(--text-3);padding:6px 2px}

/* tags */
.tag{
  display:inline-block;font-size:10px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;
  padding:3px 9px;border-radius:999px;border:1px solid;
}
.tag-advise{color:var(--amber);border-color:var(--amber-line);background:var(--amber-soft)}
.tag-door{color:#7DD3FC;border-color:rgba(125,211,252,.35);background:rgba(125,211,252,.10)}
.tag-win{color:var(--good);border-color:rgba(74,222,128,.35);background:var(--good-soft)}
.tag-cofound{color:var(--paper);border-color:var(--line-strong);background:var(--surface-3)}

/* rail */
.rail{display:flex;flex-direction:column;gap:14px;position:sticky;top:26px}
.rail-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.rail-label{font-size:10.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);margin-bottom:10px}
.rail-body{margin:0;font-size:13.5px;color:var(--text-2);line-height:1.55}
.rail-dim{color:var(--text-3);font-size:12.5px}
.rail-note{font-size:12px;color:var(--text-3);margin-top:12px;line-height:1.5}
.btn-ghost{
  margin-top:12px;background:none;border:1px solid var(--line-strong);color:var(--text-2);
  border-radius:999px;font-size:13px;padding:8px 18px;
}
.btn-ghost:hover{border-color:var(--amber);color:var(--amber)}

.stake-total{font-family:var(--display);font-weight:800;font-size:34px;letter-spacing:-.02em;line-height:1}
.stake-unit-word{font-size:15px;font-weight:600;color:var(--text-3);letter-spacing:0}
.stake-delta{font-size:12.5px;color:var(--text-3);margin:6px 0 14px}
.stake-delta.is-hot{color:var(--amber)}
.stake-rows{display:flex;flex-direction:column;gap:9px}
.stake-row{display:grid;grid-template-columns:86px 1fr 46px;gap:10px;align-items:center;font-size:12.5px;color:var(--text-2)}
.stake-row span:last-child{text-align:right;font-variant-numeric:tabular-nums;color:var(--text-3)}
.stake-bar{height:6px;border-radius:99px;background:var(--surface-3);overflow:hidden;display:block}
.stake-bar i{display:block;height:100%;width:var(--w);border-radius:99px;background:var(--amber)}

/* ============ LEDGER ============ */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px}
.tile-value{font-family:var(--display);font-weight:800;font-size:32px;letter-spacing:-.02em;line-height:1.05}
.tile-accent{color:var(--amber)}
.tile-label{font-size:12px;color:var(--text-3);margin-top:6px}

.ledger-grid{display:grid;grid-template-columns:1fr 316px;gap:22px;align-items:start}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px}
.panel-head{margin-bottom:14px}
.panel-head-gap{margin-top:28px}
.panel-title{font-family:var(--display);font-weight:600;font-size:15.5px}
.panel-sub{font-size:12.5px;color:var(--text-3);margin-top:2px}

/* chart */
.chart{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;align-items:end;height:190px;padding-top:26px;position:relative}
.bar-col{display:flex;flex-direction:column;align-items:center;gap:8px;height:100%;justify-content:flex-end;position:relative}
.bar{
  width:100%;max-width:58px;border-radius:4px 4px 0 0;background:var(--amber);
  min-height:4px;position:relative;opacity:.92;transition:opacity .15s;
  transform-origin:bottom;animation:grow .7s ease both;
}
@keyframes grow{from{transform:scaleY(0)}}
.bar-col:hover .bar{opacity:1}
.bar-label{font-size:11.5px;color:var(--text-3)}
.bar-value{
  position:absolute;top:-24px;left:50%;transform:translateX(-50%);
  font-size:11.5px;color:var(--text-2);font-variant-numeric:tabular-nums;white-space:nowrap;
  opacity:0;transition:opacity .15s;
}
.bar-col:hover .bar-value,.bar-col.is-labeled .bar-value{opacity:1}
.chart-base{position:absolute;left:0;right:0;bottom:26px;border-bottom:1px solid var(--line-strong)}

/* table */
.table-scroll{overflow-x:auto}
.ledger-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
.ledger-table th{
  text-align:left;font-size:10.5px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;
  color:var(--text-3);padding:8px 10px;border-bottom:1px solid var(--line-strong);
}
.ledger-table td{padding:11px 10px;border-bottom:1px solid var(--line);color:var(--text-2);vertical-align:middle}
.ledger-table td:first-child{color:var(--text-3);white-space:nowrap}
.ledger-table td:nth-child(2){color:var(--paper);font-weight:500;white-space:nowrap}
.ledger-table tr:last-child td{border-bottom:0}
.ledger-table .tag{margin-right:8px}
.num{text-align:right;font-variant-numeric:tabular-nums;color:var(--amber);font-weight:600;white-space:nowrap}
th.num{color:var(--text-3)}

.how-list{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:9px;font-size:13px;color:var(--text-2);line-height:1.5}
.how-list strong{color:var(--paper)}

/* toast */
.toast{
  position:fixed;bottom:26px;left:50%;transform:translate(-50%,16px);
  background:var(--surface-3);border:1px solid var(--line-strong);color:var(--paper);
  border-radius:999px;padding:11px 22px;font-size:13.5px;
  opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;
  box-shadow:var(--shadow);z-index:70;max-width:88vw;text-align:center;
}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

/* ============ RESPONSIVE ============ */
@media (max-width:1020px){
  .tiles{grid-template-columns:repeat(2,1fr)}
  .member-grid,.ledger-grid{grid-template-columns:1fr}
  .rail{position:static}
}
@media (max-width:860px){
  .shell{grid-template-columns:1fr}
  .sidebar{
    position:sticky;top:0;height:auto;z-index:40;background:var(--bg);
    flex-direction:row;align-items:center;gap:12px;
    padding:10px 16px;border-right:0;border-bottom:1px solid var(--line);
    overflow-x:auto;
  }
  .side-brand{padding:0;flex:none}
  .side-nav{flex-direction:row;align-items:center;gap:4px}
  .side-group{display:none}
  .side-link{white-space:nowrap;font-size:13px;padding:8px 12px}
  .side-foot{display:none}
  .view{padding:22px 18px 40px}
  .view-head{flex-direction:column;align-items:flex-start;gap:12px}
  .matches{grid-template-columns:1fr}
  .msg{max-width:100%}
  .chat-wrap{min-height:calc(100vh - 250px)}
}

@media (max-height:600px){
  .cover{overflow:auto;justify-content:flex-start}
  .cover-inner{padding-top:26px}
  .cover-foot{position:static;margin-top:30px;flex:none}
}

/* ============ MOTION ============ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s !important;transition-duration:.001s !important}
}