/* ============================================================
   Reams — marketing site
   Design language: precise, quiet, high-contrast type; thin
   borders over heavy shadows; one accent used sparingly.
   ============================================================ */

:root{
  --ink:        #0d0d10;
  --ink-2:      #3b3b44;
  --ink-3:      #6b6b78;
  --ink-4:      #9a9aa6;
  --line:       #e7e7ea;
  --line-2:     #f0f0f2;
  --bg:         #ffffff;
  --bg-tint:    #fafafa;
  --bg-sink:    #f4f4f6;
  --accent:     #4f46e5;
  --accent-2:   #6d5ef7;
  --accent-soft:#eeecff;
  --ok:         #0f8a55;
  --ok-soft:    #e6f5ee;
  --warn:       #b4600a;
  --warn-soft:  #fdf0e2;

  --r-sm: 8px;
  --r:    12px;
  --r-lg: 18px;
  --r-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(13,13,16,.05);
  --shadow:    0 2px 4px rgba(13,13,16,.04), 0 8px 24px rgba(13,13,16,.06);
  --shadow-lg: 0 4px 12px rgba(13,13,16,.06), 0 24px 64px rgba(13,13,16,.10);

  --font: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto,
          "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --wrap: 1200px;
  color-scheme: light;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; scroll-padding-top:88px; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.6;
  letter-spacing:-0.011em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img,svg{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4,h5{ margin:0; font-weight:600; letter-spacing:-0.03em; line-height:1.1; }
p{ margin:0; }
ul{ margin:0; padding:0; list-style:none; }
code{ font-family:var(--mono); font-size:.88em; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }
.wrap.narrow{ max-width:820px; }

.skip{
  position:absolute; left:-9999px; top:0; background:var(--ink); color:#fff;
  padding:10px 16px; border-radius:0 0 var(--r-sm) 0; z-index:100;
}
.skip:focus{ left:0; }

/* ───────────── Buttons ───────────── */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  height:38px; padding:0 16px; border-radius:10px;
  font-size:14px; font-weight:550; letter-spacing:-0.01em;
  border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:background .18s ease, border-color .18s ease, color .18s ease,
             transform .18s ease, box-shadow .18s ease;
}
.btn-lg{ height:46px; padding:0 22px; font-size:15px; border-radius:11px; }
.btn.block{ display:flex; width:100%; }

.btn-primary{ background:var(--ink); color:#fff; box-shadow:var(--shadow-sm); }
.btn-primary:hover{ background:#22222b; transform:translateY(-1px); box-shadow:var(--shadow); }

.btn-secondary{ background:#fff; color:var(--ink); border-color:var(--line); box-shadow:var(--shadow-sm); }
.btn-secondary:hover{ border-color:#d4d4da; transform:translateY(-1px); box-shadow:var(--shadow); }

.btn-ghost{ color:var(--ink-2); }
.btn-ghost:hover{ background:var(--bg-sink); color:var(--ink); }

.btn-invert{ background:#fff; color:var(--ink); }
.btn-invert:hover{ transform:translateY(-1px); box-shadow:0 10px 30px rgba(0,0,0,.25); }

.btn-outline{ color:#fff; border-color:rgba(255,255,255,.28); }
.btn-outline:hover{ border-color:rgba(255,255,255,.55); background:rgba(255,255,255,.06); }

.link-arrow{
  display:inline-flex; align-items:center; gap:6px; margin-top:26px;
  font-size:15px; font-weight:550; color:var(--accent);
}
.link-arrow span{ transition:transform .2s ease; }
.link-arrow:hover span{ transform:translateX(4px); }

/* ───────────── Nav ───────────── */
.nav{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.72);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, background .25s ease;
}
.nav.is-stuck{ border-bottom-color:var(--line); background:rgba(255,255,255,.85); }
.nav-inner{ display:flex; align-items:center; gap:32px; height:64px; }

.brand{ display:inline-flex; align-items:center; gap:9px; color:var(--ink); }
.brand-mark{ display:flex; color:var(--ink); }
.brand-name{ font-size:17px; font-weight:650; letter-spacing:-0.035em; }

.nav-links{ display:flex; gap:26px; margin-right:auto; }
.nav-links a{
  font-size:14px; font-weight:500; color:var(--ink-3);
  transition:color .16s ease;
}
.nav-links a:hover{ color:var(--ink); }
.nav-cta{ display:flex; align-items:center; gap:8px; }

.nav-toggle{
  display:none; width:38px; height:38px; border:1px solid var(--line);
  border-radius:10px; background:#fff; cursor:pointer;
  flex-direction:column; align-items:center; justify-content:center; gap:4px;
}
.nav-toggle span{ display:block; width:15px; height:1.5px; background:var(--ink); border-radius:2px; }
.mobile-menu{ display:none; }

/* ───────────── Hero ───────────── */
.hero{ position:relative; overflow:hidden; padding:76px 0 0; }
.hero-grid{
  position:absolute; inset:0 0 auto; height:640px;
  background-image:
    linear-gradient(to right, var(--line-2) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-2) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.hero-glow{
  position:absolute; top:-260px; left:50%; transform:translateX(-50%);
  width:900px; height:560px; pointer-events:none;
  background:radial-gradient(circle at 50% 50%, rgba(109,94,247,.16), transparent 62%);
  filter:blur(12px);
}
.hero-inner{ position:relative; text-align:center; }

.pill{
  display:inline-flex; align-items:center; gap:8px;
  height:30px; padding:0 12px; margin-bottom:26px;
  border:1px solid var(--line); border-radius:999px; background:#fff;
  font-size:13px; font-weight:500; color:var(--ink-2);
  box-shadow:var(--shadow-sm); transition:border-color .2s ease, transform .2s ease;
}
.pill:hover{ border-color:#d6d6dd; transform:translateY(-1px); }
.pill-dot{ width:6px; height:6px; border-radius:50%; background:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft); }
.pill-arrow{ color:var(--ink-4); }

.hero h1{
  font-size:clamp(38px, 6vw, 68px);
  letter-spacing:-0.042em; line-height:1.03;
}
.lede{
  max-width:620px; margin:22px auto 0;
  font-size:clamp(16px, 1.6vw, 18.5px); color:var(--ink-3); line-height:1.6;
}
.hero-actions{ display:flex; gap:10px; justify-content:center; margin-top:32px; flex-wrap:wrap; }
.hero-actions.center{ justify-content:center; }
.hero-note{ margin-top:16px; font-size:13px; color:var(--ink-4); }

/* Product mock */
.mock{
  margin:60px auto 0; max-width:1120px;
  border:1px solid var(--line); border-radius:var(--r-xl);
  background:#fff; box-shadow:var(--shadow-lg); overflow:hidden; text-align:left;
}
.mock-chrome{
  display:flex; align-items:center; gap:7px; height:42px; padding:0 16px;
  border-bottom:1px solid var(--line-2); background:var(--bg-tint);
}
.dot{ width:9px; height:9px; border-radius:50%; background:#dcdce2; }
.mock-url{
  margin-left:14px; padding:3px 12px; border-radius:6px; background:#fff;
  border:1px solid var(--line-2);
  font-size:11.5px; color:var(--ink-4); font-family:var(--mono);
}
.mock-body{ display:grid; grid-template-columns:196px 1fr 236px; min-height:396px; }

.mock-side{ border-right:1px solid var(--line-2); padding:16px 12px; background:var(--bg-tint); }
.ms-head{ font-size:10.5px; font-weight:600; letter-spacing:.07em; text-transform:uppercase;
  color:var(--ink-4); padding:0 8px 8px; }
.ms-item{
  display:flex; align-items:center; gap:8px; padding:6px 8px; border-radius:7px;
  font-size:13px; color:var(--ink-2); font-weight:500;
}
.ms-item.is-active{ background:#fff; box-shadow:var(--shadow-sm); color:var(--ink); }
.ms-ico{ font-size:12px; }
.ms-count{ margin-left:auto; font-size:11px; color:var(--ink-4); font-weight:500; }
.ms-sub{ padding:5px 8px 5px 28px; font-size:12.5px; color:var(--ink-3); border-radius:7px; }
.ms-sub.is-open{ background:var(--accent-soft); color:var(--accent); font-weight:550; }
.ms-divider{ height:1px; background:var(--line); margin:14px 8px; }
.ms-agent{ color:var(--ink-2); }
.ms-live{ width:6px; height:6px; border-radius:50%; background:var(--ok);
  box-shadow:0 0 0 3px var(--ok-soft); animation:pulse 2.4s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.35} }

.mock-doc{ padding:24px 28px; }
.md-crumbs{ font-size:11.5px; color:var(--ink-4); display:flex; gap:6px; }
.md-crumbs b{ color:var(--ink-2); font-weight:550; }
.md-title{ font-size:26px; margin-top:10px; display:flex; align-items:center; gap:3px; }
.caret{ display:inline-block; width:2px; height:22px; background:var(--accent);
  animation:blink 1.1s steps(1) infinite; }
@keyframes blink{ 50%{opacity:0} }
.md-meta{ display:flex; align-items:center; gap:12px; margin-top:12px; flex-wrap:wrap; }
.avatars{ display:flex; }
.av{
  width:22px; height:22px; border-radius:50%; border:2px solid #fff;
  display:grid; place-items:center; font-size:8.5px; font-weight:650;
  color:#fff; font-style:normal; margin-left:-6px;
}
.av:first-child{ margin-left:0; }
.av1{ background:#4f46e5; } .av2{ background:#0f8a55; } .av3{ background:#c2410c; }
.md-editing{ font-size:11.5px; color:var(--ink-4); }
.chip{
  display:inline-flex; align-items:center; height:20px; padding:0 8px;
  border-radius:999px; font-size:10.5px; font-weight:600; letter-spacing:-.005em;
}
.chip-ok{ background:var(--ok-soft); color:var(--ok); }
.chip-warn{ background:var(--warn-soft); color:var(--warn); }
.md-p{ margin-top:16px; font-size:13.5px; color:var(--ink-2); line-height:1.65; }
.md-dim{ color:var(--ink-4); }
.md-callout{
  display:flex; gap:10px; margin-top:16px; padding:12px 14px;
  border:1px solid var(--line); border-left:2px solid var(--accent);
  border-radius:0 var(--r-sm) var(--r-sm) 0; background:var(--bg-tint);
  font-size:13px; color:var(--ink-2);
}
.md-callout-ico{ color:var(--accent); }
.md-callout code{ background:#fff; border:1px solid var(--line); padding:1px 5px; border-radius:4px; }
.md-sel{ position:relative; height:14px; width:120px; margin-top:6px;
  background:rgba(15,138,85,.14); border-radius:3px; }
.md-sel-label{
  position:absolute; top:-8px; right:-46px; background:var(--ok); color:#fff;
  font-size:9px; font-weight:600; padding:1px 5px; border-radius:3px;
}

.mock-agent{ border-left:1px solid var(--line-2); padding:16px 14px; background:var(--bg-tint); }
.ma-head{ display:flex; align-items:center; gap:7px; font-size:11px; font-weight:600;
  color:var(--ink-3); text-transform:uppercase; letter-spacing:.05em; }
.ma-badge{ background:var(--ink); color:#fff; font-size:9px; padding:2px 6px;
  border-radius:4px; letter-spacing:.04em; }
.ma-row{
  display:flex; align-items:center; gap:7px; margin-top:9px; padding:7px 9px;
  background:#fff; border:1px solid var(--line-2); border-radius:7px;
  font-size:11px; overflow:hidden;
}
.ma-row.is-new{ border-color:#d9d5ff; box-shadow:0 0 0 3px rgba(79,70,229,.06); }
.ma-tool{ font-family:var(--mono); font-size:10px; color:var(--accent);
  background:var(--accent-soft); padding:2px 5px; border-radius:4px; white-space:nowrap; }
.ma-tool.ma-write{ color:var(--ok); background:var(--ok-soft); }
.ma-arg{ color:var(--ink-4); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.ma-card{ margin-top:12px; padding:12px; background:#fff; border:1px solid var(--line);
  border-radius:var(--r-sm); box-shadow:var(--shadow-sm); }
.ma-card-t{ font-size:11px; font-weight:600; color:var(--ink-2); margin-bottom:9px; }
.ma-line{ height:6px; border-radius:3px; background:var(--bg-sink); margin-bottom:6px; }
.w90{width:90%} .w80{width:80%} .w70{width:70%} .w60{width:60%} .w50{width:50%} .w40{width:40%}
.ma-actions{ display:flex; gap:6px; margin-top:11px; }
.ma-btn{ font-size:10px; font-weight:600; padding:4px 9px; border-radius:5px;
  background:var(--ink); color:#fff; }
.ma-btn.ghost{ background:#fff; color:var(--ink-3); border:1px solid var(--line); }

/* ───────────── Strip ───────────── */
.strip{ padding:64px 0 8px; }
.strip-label{ text-align:center; font-size:12px; font-weight:550; color:var(--ink-4);
  letter-spacing:.02em; }
.strip-items{
  display:flex; flex-wrap:wrap; justify-content:center; gap:14px 40px; margin-top:22px;
}
.strip-items li{
  font-size:15px; font-weight:600; color:var(--ink-4); letter-spacing:-.02em;
  transition:color .2s ease;
}
.strip-items li:hover{ color:var(--ink-2); }

/* ───────────── Sections ───────────── */
.section{ padding:104px 0; }
.section-tint{ background:var(--bg-tint); border-block:1px solid var(--line-2); }
.section-dark{ background:var(--ink); color:#fff; }
.section-dark .sec-sub{ color:rgba(255,255,255,.62); }

.sec-head{ max-width:660px; margin:0 auto 56px; text-align:center; }
.sec-head.left{ margin-inline:0; text-align:left; }
.eyebrow{
  display:inline-block; margin-bottom:14px;
  font-size:12px; font-weight:600; letter-spacing:.06em; text-transform:uppercase;
  color:var(--accent);
}
.eyebrow-inv{ color:var(--accent-2); }
.sec-head h2{ font-size:clamp(28px, 3.6vw, 42px); letter-spacing:-.038em; }
.sec-sub{ margin-top:16px; font-size:17px; color:var(--ink-3); line-height:1.62; }

/* ───────────── Cards ───────────── */
.cards{ display:grid; grid-template-columns:repeat(6,1fr); gap:16px; }
.card{
  grid-column:span 2;
  padding:24px; border:1px solid var(--line); border-radius:var(--r-lg);
  background:#fff; box-shadow:var(--shadow-sm);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{ transform:translateY(-2px); box-shadow:var(--shadow); border-color:#dedee4; }
.card-lg{ grid-column:span 3; }
.card h3{ font-size:18px; margin-top:20px; }
.card p{ margin-top:9px; font-size:14.5px; color:var(--ink-3); line-height:1.6; }

.card-dark{ background:var(--ink); border-color:var(--ink); color:#fff; }
.card-dark p{ color:rgba(255,255,255,.6); }

.card-visual{
  position:relative; height:158px; padding:16px; overflow:hidden;
  border:1px solid var(--line-2); border-radius:var(--r);
  background:linear-gradient(180deg,var(--bg-tint),#fff);
}
.card-dark .card-visual{ border-color:rgba(255,255,255,.1);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.01)); }

.v-collab .line{ height:8px; border-radius:4px; background:#e9e9ee; margin-bottom:10px; }
.v-collab .line.hl{ background:var(--accent-soft); }
.cursor{ position:absolute; width:2px; height:16px; }
.cursor span{
  position:absolute; top:-7px; left:3px; font-size:9px; font-weight:650; color:#fff;
  padding:1px 5px; border-radius:3px; white-space:nowrap;
}
.c1{ top:34px; left:96px; background:#4f46e5; }
.c1 span{ background:#4f46e5; }
.c2{ top:82px; left:170px; background:#0f8a55; }
.c2 span{ background:#0f8a55; }

.v-tree .tr{ font-size:12.5px; color:var(--ink-2); padding:4px 6px; border-radius:6px; }
.v-tree .tr.in{ margin-left:16px; color:var(--ink-3); }
.v-tree .tr.hl{ background:#fff; box-shadow:var(--shadow-sm); color:var(--ink); font-weight:550; }

.v-tmpl{ display:flex; flex-wrap:wrap; gap:8px; align-content:flex-start; }
.tmpl{
  padding:7px 12px; border:1px solid var(--line); border-radius:8px; background:#fff;
  font-size:12.5px; font-weight:550; color:var(--ink-2); box-shadow:var(--shadow-sm);
}
.tmpl.accent{ border-style:dashed; color:var(--accent); border-color:#cfcaf7; background:transparent; box-shadow:none; }

.sbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:8px 10px; border:1px solid var(--line); border-radius:8px; background:#fff;
  font-size:12.5px; color:var(--ink-3); box-shadow:var(--shadow-sm);
}
.sbar b{ font-size:10px; color:var(--ink-4); font-weight:600;
  border:1px solid var(--line); border-radius:4px; padding:1px 5px; }
.sres{ font-size:12.5px; color:var(--ink-3); padding:6px 10px; border-radius:6px; margin-top:4px; }
.sres.hl{ background:var(--accent-soft); color:var(--accent); font-weight:550; }

.v-fresh{ display:flex; flex-direction:column; justify-content:center; gap:14px; }
.fresh-row{ display:flex; align-items:center; gap:10px; }
.fl{ height:7px; border-radius:4px; background:rgba(255,255,255,.14); }

/* Product cards — small loops (classes set by app.js; inert without it).
   Only opacity/transform/width inside each fixed-height visual, so the
   cards themselves never move. */
.v-collab .line{ position:relative; transition:width .5s ease; }
.v-collab.is-scripted .cursor{ left:auto; right:-2px; top:-4px; transition:opacity .25s ease; }
.v-collab .line.hl.is-pulse{ animation:hl-pulse 1.2s ease-in-out 2; }
@keyframes hl-pulse{ 50%{ background:#d9d4ff; } }

.v-fresh .chip{ transition:transform .25s ease, box-shadow .25s ease; }
.v-fresh .chip.is-pop{ transform:scale(1.12); box-shadow:0 0 0 3px rgba(255,255,255,.08); }
.v-fresh .scan{
  position:absolute; left:0; right:0; height:36px; top:-40px; pointer-events:none;
  background:linear-gradient(180deg, transparent, rgba(167,155,255,.16), transparent);
  border-bottom:1px solid rgba(167,155,255,.35);
}
.v-fresh .scan.is-run{ animation:scan 2.4s cubic-bezier(.45,0,.55,1) forwards; }
@keyframes scan{ from{ top:-40px; } to{ top:100%; } }

.v-tree .tr{ transition:opacity .3s ease, transform .3s ease, background .25s ease, box-shadow .25s ease, color .25s ease; }
.v-tree .tr.is-off{ opacity:0; transform:translateX(-6px); }

.tmpl{ transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease, opacity .3s ease; }
.tmpl.is-hover{ transform:translateY(-2px); border-color:#cfcaf7; box-shadow:var(--shadow); }
.tmpl.accent.is-press{ transform:scale(.94); background:var(--accent-soft); }
.tmpl.is-new{ border-color:#cfcaf7; color:var(--accent); }
.tmpl.is-off{ opacity:0; transform:scale(.85); }

.sres{ transition:opacity .3s ease, transform .3s ease, background .25s ease, color .25s ease; }
.sres.is-off{ opacity:0; transform:translateY(4px); }
.sbar .q-caret{ display:inline-block; width:1px; height:1.1em; margin-left:1px; margin-right:-1px;
  vertical-align:-.2em; background:var(--ink-2); }
.sbar .q-caret.is-idle{ animation:blink 1s step-end infinite; }

/* ───────────── Agents ───────────── */
.agent-layout{
  display:grid; grid-template-columns:1fr 1.1fr; gap:56px; align-items:center;
}
.tools{ display:flex; flex-direction:column; gap:8px; }
.tool{
  display:flex; align-items:baseline; gap:14px; padding:14px 16px;
  border:1px solid rgba(255,255,255,.1); border-radius:var(--r);
  background:rgba(255,255,255,.03);
  transition:border-color .2s ease, background .2s ease;
}
.tool:hover{ border-color:rgba(255,255,255,.24); background:rgba(255,255,255,.06); }
.tool b{ font-family:var(--mono); font-size:13px; font-weight:500; color:var(--accent-2);
  white-space:nowrap; }
.tool span{ font-size:13.5px; color:rgba(255,255,255,.55); }

.diagram{ display:flex; flex-direction:column; align-items:center; }
.dg-node{
  width:100%; max-width:380px; padding:18px 20px; text-align:center;
  border:1px solid rgba(255,255,255,.14); border-radius:var(--r-lg);
  background:rgba(255,255,255,.04);
}
.dg-node b{ display:block; font-size:15px; font-weight:600; }
.dg-node span{ display:block; margin-top:4px; font-size:12.5px; color:rgba(255,255,255,.5); }
.dg-mcp{ border-color:rgba(109,94,247,.55); background:rgba(109,94,247,.12);
  box-shadow:0 0 0 4px rgba(109,94,247,.07); }
.dg-core{ border-color:rgba(255,255,255,.22); background:rgba(255,255,255,.07); }
.dg-sub{ display:flex; gap:8px; justify-content:center; margin-top:12px; }
.dg-sub i{
  font-style:normal; font-size:11px; color:rgba(255,255,255,.6);
  border:1px solid rgba(255,255,255,.14); border-radius:6px; padding:3px 9px;
}
.dg-edge{ position:relative; width:1px; height:64px; background:linear-gradient(
    180deg, rgba(255,255,255,.06), rgba(255,255,255,.35), rgba(255,255,255,.06));
  transition:box-shadow .3s ease, background .3s ease; }
.dg-edge.is-flow{ background:rgba(167,155,255,.9); box-shadow:0 0 10px 1px rgba(139,125,255,.7); }
.dg-edge.is-flow.is-back{ background:rgba(110,231,183,.9); box-shadow:0 0 10px 1px rgba(52,211,153,.6); }
/* Label sits beside the wire, leaving the packet's path clear. */
.dg-label{
  position:absolute; top:50%; left:16px; transform:translateY(-50%);
  background:var(--ink); padding:2px 9px; border-radius:999px;
  font-size:10.5px; font-weight:600; letter-spacing:.05em; text-transform:uppercase;
  color:rgba(255,255,255,.6); white-space:nowrap;
  border:1px solid rgba(255,255,255,.12);
  z-index:2;
}

/* Agents — live request trace (driven by app.js; inert without it) */
.tool{ position:relative; overflow:hidden; cursor:default; }
.tool::before{
  content:""; position:absolute; left:0; top:0; bottom:0; width:2px;
  background:var(--accent-2); transform:scaleY(0); transition:transform .35s ease;
}
.tool.is-active{
  border-color:rgba(109,94,247,.6); background:rgba(109,94,247,.1);
  box-shadow:0 0 0 4px rgba(109,94,247,.08), 0 8px 30px -12px rgba(109,94,247,.6);
}
.tool.is-active::before{ transform:scaleY(1); }
.tool.is-active b{ color:#b9b0ff; }
.tool.is-active span{ color:rgba(255,255,255,.8); }

.dg-node{ transition:border-color .3s ease, box-shadow .3s ease, background .3s ease; }
.dg-node.is-hot{
  border-color:rgba(167,155,255,.85);
  box-shadow:0 0 0 4px rgba(109,94,247,.14), 0 0 36px -6px rgba(109,94,247,.7);
}
.dg-node.is-done{
  border-color:rgba(52,211,153,.75);
  box-shadow:0 0 0 4px rgba(52,211,153,.1), 0 0 32px -8px rgba(52,211,153,.6);
}

/* Space is always reserved, so the call appearing never shifts the layout. */
.dg-call{
  display:block; height:16px; margin-top:8px; overflow:hidden; white-space:nowrap;
  text-overflow:ellipsis; opacity:0; transform:translateY(3px);
  font-family:var(--mono); font-size:11.5px; color:#c7c0ff;
  transition:opacity .25s ease, transform .25s ease;
}
.dg-call.is-on{ opacity:1; transform:none; }

.dg-sub i{ transition:border-color .3s ease, color .3s ease, background .3s ease; }
.dg-sub i.is-hot{ border-color:rgba(167,155,255,.8); color:#fff; background:rgba(109,94,247,.25); }

/* Ambient flow on the wires, plus the packet that rides them. */
.dg-edge::after{
  content:""; position:absolute; inset:0;
  background:repeating-linear-gradient(180deg, rgba(167,155,255,.5) 0 4px, transparent 4px 10px);
  opacity:0; transition:opacity .4s ease;
}
.diagram.is-live .dg-edge::after{ opacity:.55; animation:wire 1.1s linear infinite; }
@keyframes wire{ to{ background-position:0 10px; } }

/* A comet: bright head, fading tail behind the direction of travel. */
.dg-packet{
  position:absolute; left:50%; top:0; width:7px; height:22px; margin:-11px 0 0 -3.5px;
  border-radius:999px; opacity:0; z-index:1;
  background:linear-gradient(180deg, rgba(199,192,255,0), #ece9ff);
  box-shadow:0 6px 16px 3px rgba(139,125,255,.75);
}
.dg-packet.down{ animation:packet-down .6s cubic-bezier(.5,0,.5,1) forwards; }
.dg-packet.up{
  background:linear-gradient(0deg, rgba(167,243,208,0), #ecfdf5);
  box-shadow:0 -6px 16px 3px rgba(52,211,153,.7);
  animation:packet-up .5s cubic-bezier(.5,0,.5,1) forwards;
}
@keyframes packet-down{ 0%{top:0;opacity:0} 15%{opacity:1} 85%{opacity:1} 100%{top:100%;opacity:0} }
@keyframes packet-up{ 0%{top:100%;opacity:0} 15%{opacity:1} 85%{opacity:1} 100%{top:0;opacity:0} }

.agent-points{
  display:grid; grid-template-columns:repeat(3,1fr); gap:32px;
  margin-top:72px; padding-top:44px; border-top:1px solid rgba(255,255,255,.1);
}
.ap h4{ font-size:15.5px; }
.ap p{ margin-top:9px; font-size:14px; color:rgba(255,255,255,.55); line-height:1.6; }

/* ───────────── Split sections ───────────── */
.split{ display:grid; grid-template-columns:1fr 1.05fr; gap:72px; align-items:center; }
.split-rev .split-copy{ order:2; }
.split-copy h2{ font-size:clamp(28px,3.4vw,40px); letter-spacing:-.038em; }
.split-copy .sec-sub{ margin-top:18px; }

.ticks{ margin-top:26px; display:flex; flex-direction:column; gap:11px; }
.ticks li{ position:relative; padding-left:26px; font-size:15px; color:var(--ink-2); }
.ticks li::before{
  content:""; position:absolute; left:0; top:7px; width:15px; height:15px;
  border-radius:50%; background:var(--accent-soft);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.4l2.6 2.6L12 5.6' stroke='%234f46e5' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size:15px 15px;
}
.ticks.sm li{ font-size:14px; }
.fineprint{ margin-top:24px; font-size:12.5px; color:var(--ink-4); line-height:1.6; }

/* Editor mock */
.editor-mock{
  border:1px solid var(--line); border-radius:var(--r-lg); background:#fff;
  box-shadow:var(--shadow-lg); overflow:hidden;
}
.em-toolbar{
  display:flex; align-items:center; gap:4px; padding:9px 14px;
  border-bottom:1px solid var(--line-2); background:var(--bg-tint);
}
.em-toolbar > span{
  min-width:26px; height:26px; display:grid; place-items:center; border-radius:6px;
  font-size:12px; font-weight:600; color:var(--ink-3);
}
.em-toolbar > span:hover{ background:#fff; box-shadow:var(--shadow-sm); color:var(--ink); }
.em-presence{ margin-left:auto; display:flex; }
.em-body{ padding:24px 26px 26px; }
.em-h{ font-size:21px; font-weight:600; letter-spacing:-.03em; }
.em-body p{ margin-top:13px; font-size:14px; color:var(--ink-2); line-height:1.7; }
.em-mark{ background:rgba(79,70,229,.12); border-radius:3px; padding:1px 2px; }
.em-dim{ color:var(--ink-4) !important; }
.em-cursor{ position:relative; height:16px; width:2px; background:#c2410c; margin:8px 0 0 40%; }
.em-flag{
  position:absolute; top:-8px; left:3px; background:#c2410c; color:#fff;
  font-size:9px; font-weight:650; padding:1px 5px; border-radius:3px; white-space:nowrap;
}
.em-comment{
  display:flex; gap:10px; margin-top:20px; padding:12px;
  border:1px solid var(--line); border-radius:var(--r); background:var(--bg-tint);
}
.em-comment .av{ margin-left:0; flex:none; }
.em-comment b{ display:block; font-size:12px; }
.em-comment span{ display:block; font-size:12.5px; color:var(--ink-3); margin-top:2px; }

/* Editor — scripted multiplayer session (built by app.js; inert without it) */
.tw-ghost{ visibility:hidden; }            /* untyped text: keeps the layout fixed */
.em-comment span > span{ display:inline; margin-top:0; }   /* typed parts stay on one line */
.em-comment span.em-caret{ display:inline-block; }
.em-comment span.em-flag{ display:block; }
.em-caret{
  position:relative; display:inline-block; width:2px; height:1.15em; margin:0 -1px;
  vertical-align:-.2em; background:var(--c); opacity:0; transition:opacity .2s ease;
}
.em-caret.is-on{ opacity:1; }
.em-caret.is-idle{ animation:blink 1s step-end infinite; }
.em-caret .em-flag{ top:-15px; left:0; background:var(--c); transform-origin:left bottom;
  transition:transform .2s ease; }
.em-caret:not(.is-on) .em-flag{ transform:scale(.6); }
.c-dave{ --c:#4f46e5; } .c-emma{ --c:#0f8a55; } .c-kevin{ --c:#c2410c; }

.em-sel{
  /* Grows right-to-left: Emma drags backwards, ending at the start of the sentence. */
  background:linear-gradient(rgba(15,138,85,.16), rgba(15,138,85,.16)) no-repeat 100% 0 / 0% 100%;
  border-radius:3px; padding:1px 2px; transition:background-size .9s cubic-bezier(.4,0,.2,1);
  -webkit-box-decoration-break:clone; box-decoration-break:clone;
}
.em-sel.is-on{ background-size:100% 100%; }

.em-comment, .em-reply{ transition:opacity .35s ease, transform .35s ease; }
.is-scripted .em-comment.is-off, .is-scripted .em-reply.is-off{ opacity:0; transform:translateY(6px); }
.em-thread{ flex:1; min-width:0; }
.em-reply{ display:flex; gap:10px; margin-top:10px; padding-top:10px; border-top:1px solid var(--line); }
.em-reply .av{ margin-left:0; flex:none; }

.em-presence .av{ position:relative; transition:box-shadow .25s ease, transform .25s ease; }
.em-presence .av.is-talking{ z-index:1; transform:translateY(-2px);
  box-shadow:0 0 0 1.5px #fff, 0 0 0 3px var(--c); }

/* Terminal */
.term{
  border-radius:var(--r-lg); overflow:hidden; background:var(--ink);
  box-shadow:var(--shadow-lg); border:1px solid rgba(0,0,0,.4);
}
.term-bar{ display:flex; gap:7px; padding:13px 16px; background:#17171c;
  border-bottom:1px solid rgba(255,255,255,.07); }
.term-bar .dot{ background:#38383f; }
.term-body{ margin:0; padding:20px 22px 24px; overflow-x:auto; }
.term-body code{
  font-family:var(--mono); font-size:12.5px; line-height:1.85; color:#e6e6ec;
  white-space:pre;
}
.term-body .c{ color:#6d5ef7; }
.term-body .g{ color:#63636f; }
.term-body .ok{ color:#3ecf8e; }

/* Terminal — scripted run (built by app.js; inert without it).
   Hidden parts keep their space, so the terminal never changes size. */
.tl{ display:block; height:var(--tl-h, 1.85em); line-height:var(--tl-h, 1.85em); }
.tl-hide{ visibility:hidden; }
.tl .g{ transition:opacity .3s ease; }
.tl .g.tl-hide{ visibility:visible; opacity:0; transition:none; }   /* vanish at once, fade only in */
.tl-in{ animation:tl-in .25s ease both; }
@keyframes tl-in{ from{ opacity:0; transform:translateX(-4px); } }
.term-caret{
  display:inline-block; width:.6em; height:1.15em; margin:0 -.6em 0 1px; vertical-align:-.2em;
  background:#e6e6ec;            /* negative margin: takes no width, never adds a scrollbar */
}
.term-caret.is-idle{ animation:blink 1s step-end infinite; }

/* ───────────── Plans ───────────── */
.plans{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; align-items:start; }
.plan{
  position:relative; padding:28px; border:1px solid var(--line);
  border-radius:var(--r-lg); background:#fff; box-shadow:var(--shadow-sm);
}
.plan-feature{ border-color:#cfcaf7; box-shadow:0 0 0 4px rgba(79,70,229,.06), var(--shadow); }
.plan-tag{
  position:absolute; top:-10px; right:20px; padding:3px 10px; border-radius:999px;
  background:var(--ink); color:#fff; font-size:10.5px; font-weight:600;
  letter-spacing:.05em; text-transform:uppercase;
}
.plan h3{ font-size:17px; }
.price{ margin-top:14px; font-size:34px; font-weight:650; letter-spacing:-.04em; line-height:1.1; }
.price span{ display:block; margin-top:6px; font-size:13px; font-weight:450;
  letter-spacing:-.01em; color:var(--ink-4); }
.plan-sub{ margin-top:14px; font-size:14px; color:var(--ink-3); line-height:1.6;
  padding-bottom:20px; border-bottom:1px solid var(--line-2); }
.plan .ticks{ margin-top:20px; margin-bottom:26px; }
.plans-note{
  max-width:620px; margin:32px auto 0; text-align:center;
  font-size:13.5px; color:var(--ink-4); line-height:1.6;
}

/* ───────────── FAQ ───────────── */
.faq{ border-top:1px solid var(--line); }
.faq details{ border-bottom:1px solid var(--line); }
.faq summary{
  display:flex; justify-content:space-between; align-items:center; gap:20px;
  padding:20px 0; cursor:pointer; list-style:none;
  font-size:16.5px; font-weight:550; letter-spacing:-.02em;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{
  content:"+"; font-size:20px; font-weight:400; color:var(--ink-4);
  transition:transform .22s ease; flex:none; line-height:1;
}
.faq details[open] summary::after{ transform:rotate(45deg); }
.faq p{ padding:0 40px 22px 0; font-size:15px; color:var(--ink-3); line-height:1.68; }

/* ───────────── CTA ───────────── */
.cta{ position:relative; overflow:hidden; background:var(--ink); color:#fff;
  padding:104px 0; text-align:center; }
.cta-glow{
  position:absolute; bottom:-320px; left:50%; transform:translateX(-50%);
  width:900px; height:600px;
  background:radial-gradient(circle at 50% 50%, rgba(109,94,247,.42), transparent 62%);
}
.cta-inner{ position:relative; }
.cta h2{ font-size:clamp(28px,4vw,46px); letter-spacing:-.04em; line-height:1.1; }
.cta p{ max-width:520px; margin:20px auto 0; font-size:17px; color:rgba(255,255,255,.6); }

/* ───────────── Footer ───────────── */
.footer{ background:var(--bg-tint); border-top:1px solid var(--line); padding:64px 0 0; }
.footer-inner{ display:grid; grid-template-columns:1.4fr 2fr; gap:48px; }
.foot-brand p{ margin-top:14px; max-width:300px; font-size:14px; color:var(--ink-3); line-height:1.6; }
.foot-cols{ display:grid; grid-template-columns:repeat(3,1fr); gap:32px; }
.foot-cols h5{ font-size:12px; letter-spacing:.06em; text-transform:uppercase;
  color:var(--ink-4); margin-bottom:14px; font-weight:600; }
.foot-cols a{ display:block; font-size:14px; color:var(--ink-2); padding:5px 0;
  transition:color .16s ease; }
.foot-cols a:hover{ color:var(--accent); }
.foot-legal{
  display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap;
  margin-top:56px; padding:22px 24px; border-top:1px solid var(--line);
  font-size:12.5px; color:var(--ink-4);
}

/* ───────────── Reveal ───────────── */
.reveal{ opacity:0; transform:translateY(14px); }
.reveal.in{ opacity:1; transform:none;
  transition:opacity .6s cubic-bezier(.16,1,.3,1), transform .6s cubic-bezier(.16,1,.3,1); }
.reveal[data-d="1"].in{ transition-delay:.05s }
.reveal[data-d="2"].in{ transition-delay:.10s }
.reveal[data-d="3"].in{ transition-delay:.15s }
.reveal[data-d="4"].in{ transition-delay:.20s }
.reveal[data-d="5"].in{ transition-delay:.25s }

@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; }
  .reveal{ opacity:1; transform:none; }
  html{ scroll-behavior:auto; }
}

/* ───────────── Responsive ───────────── */
@media (max-width:1080px){
  .mock-body{ grid-template-columns:170px 1fr; }
  .mock-agent{ display:none; }
  .agent-layout{ grid-template-columns:1fr; gap:48px; }
  .split{ gap:48px; }
}
@media (max-width:900px){
  .nav-links, .nav-cta{ display:none; }
  .nav-toggle{ display:flex; margin-left:auto; }
  .mobile-menu{
    display:none; flex-direction:column; gap:4px; padding:12px 24px 20px;
    border-top:1px solid var(--line); background:#fff;
  }
  .mobile-menu.is-open{ display:flex; }
  .mobile-menu a{ padding:10px 0; font-size:15px; font-weight:500; color:var(--ink-2); }
  .mobile-menu .btn{ margin-top:8px; }

  .section{ padding:76px 0; }
  .cards{ grid-template-columns:repeat(2,1fr); }
  .card, .card-lg{ grid-column:span 1; }
  .split, .plans, .agent-points, .footer-inner{ grid-template-columns:1fr; }
  .split-rev .split-copy{ order:0; }
  .agent-points{ gap:26px; }
  .footer-inner{ gap:40px; }
}
@media (max-width:640px){
  .hero{ padding-top:52px; }
  .mock-side{ display:none; }
  .mock-body{ grid-template-columns:1fr; min-height:0; }
  .cards{ grid-template-columns:1fr; }
  .foot-cols{ grid-template-columns:repeat(2,1fr); }
  .hero-actions .btn{ width:100%; }
  /* Keep the beside-the-wire label inside a 320px screen. */
  .dg-label{ left:10px; font-size:9px; letter-spacing:.02em; padding:2px 7px; }
  .strip-items{ gap:12px 24px; }
  .strip-items li{ font-size:13.5px; }
}

/* Hero — ambient drift (CSS only) */
.hero-glow{ animation:glow-drift 14s ease-in-out infinite; }
@keyframes glow-drift{
  0%,100%{ transform:translateX(-50%) scale(1); opacity:1; }
  50%{ transform:translateX(-46%) translateY(18px) scale(1.08); opacity:.8; }
}
.hero-grid{ animation:grid-pan 40s linear infinite; }
@keyframes grid-pan{ to{ background-position:56px 56px; } }

/* Hero mock — live agent log (classes set by app.js; inert without it) */
.ma-row, .ma-card, .ma-btn{ transition:opacity .35s ease, transform .35s ease; }
.mock.is-scripted .is-off{ opacity:0; transform:translateY(6px); }
.ma-row.is-flash{ animation:row-flash 1s ease; }
@keyframes row-flash{ 0%{ box-shadow:0 0 0 3px rgba(79,70,229,.18); } 100%{ box-shadow:none; } }
.md-type-caret{ display:inline-block; width:2px; height:1.1em; margin:0 -1px; vertical-align:-.2em;
  background:var(--accent); }