@font-face{font-family:'Hanken Grotesk';font-style:normal;font-weight:300;font-display:optional;src:url(/assets/fonts/hanken-grotesk-latin-300.9155894646.woff2) format('woff2')}
@font-face{font-family:'Hanken Grotesk';font-style:normal;font-weight:400;font-display:optional;src:url(/assets/fonts/hanken-grotesk-latin-400.787b3fdd0b.woff2) format('woff2')}
@font-face{font-family:'Hanken Grotesk';font-style:normal;font-weight:500;font-display:optional;src:url(/assets/fonts/hanken-grotesk-latin-500.31f666af7b.woff2) format('woff2')}
@font-face{font-family:'Hanken Grotesk';font-style:normal;font-weight:600;font-display:optional;src:url(/assets/fonts/hanken-grotesk-latin-600.58f23b7ae3.woff2) format('woff2')}
@font-face{font-family:'Hanken Grotesk';font-style:normal;font-weight:700;font-display:optional;src:url(/assets/fonts/hanken-grotesk-latin-700.d85de6e272.woff2) format('woff2')}
@font-face{font-family:'Fredoka';font-style:normal;font-weight:500;font-display:optional;src:url(/assets/fonts/fredoka-latin-500.7d76e44a94.woff2) format('woff2')}
@font-face{font-family:'Fredoka';font-style:normal;font-weight:600;font-display:optional;src:url(/assets/fonts/fredoka-latin-600.b62f2898de.woff2) format('woff2')}
img{max-width:100%}

:root{
  --ground:#F4F6F8;
  --surface:#FFFFFF;
  --paper:#FFF7EB;
  --paper-2:#FFF1D9;
  --ink:#15273F;
  --text:#4A5866;
  --muted:#64809B;
  --line:#DCE4EC;
  --line-strong:#AEC4D6;
  --navy:#0B1E3D;
  --navy-2:#13294A;
  --navy-3:#1B3150;
  --on-navy:#FFFFFF;
  --on-navy-muted:#8FA6C6;
  --gold:#F2C84D;
  --gold-ink:#3B2E06;
  --gold-line:rgba(242,200,77,.55);
  --gold-soft:rgba(242,200,77,.18);
  --signal:#FBB920;
  --sky:#B5E1F9;
  --sky-deep:#5FA8DE;
  --grass:#6BAD6B;
  --amber:#B07A3E;
  --amber-soft:rgba(176,122,62,.14);
  --grass-soft:rgba(107,173,107,.16);
  --sky-soft:rgba(181,225,249,.35);
  --focus:#3E6B9E;
  --sel:#0B1E3D;
  --on-sel:#FFFFFF;
  --rail-on:#0B1E3D;
  --shadow:0 18px 40px -24px rgba(11,30,61,.35);
  --radius-hero:24px;
  --radius-panel:16px;
  --radius-chip:999px;
  --display:"Fredoka","Hanken Grotesk","Segoe UI",system-ui,sans-serif;
  --body:"Hanken Grotesk","Segoe UI",system-ui,-apple-system,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#081426;
    --surface:#0F2038;
    --paper:#172A44;
    --paper-2:#1C324F;
    --ink:#F1F5FA;
    --text:#C3CFDC;
    --muted:#8FA6C6;
    --line:#1F3452;
    --line-strong:#2E4A6C;
    --navy:#0B1E3D;
    --navy-2:#13294A;
    --navy-3:#1B3150;
    --gold-ink:#3B2E06;
    --gold-line:rgba(242,200,77,.45);
    --gold-soft:rgba(242,200,77,.14);
    --amber-soft:rgba(176,122,62,.22);
    --grass-soft:rgba(107,173,107,.2);
    --sky-soft:rgba(181,225,249,.14);
    --sel:#E6EDF5;
    --on-sel:#0B1E3D;
    --rail-on:#1B3150;
    --shadow:0 18px 40px -24px rgba(0,0,0,.7);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#081426;
  --surface:#0F2038;
  --paper:#172A44;
  --paper-2:#1C324F;
  --ink:#F1F5FA;
  --text:#C3CFDC;
  --muted:#8FA6C6;
  --line:#1F3452;
  --line-strong:#2E4A6C;
  --navy:#0B1E3D;
  --navy-2:#13294A;
  --navy-3:#1B3150;
  --gold-ink:#3B2E06;
  --gold-line:rgba(242,200,77,.45);
  --gold-soft:rgba(242,200,77,.14);
  --amber-soft:rgba(176,122,62,.22);
  --grass-soft:rgba(107,173,107,.2);
  --sky-soft:rgba(181,225,249,.14);
  --sel:#E6EDF5;
  --on-sel:#0B1E3D;
  --rail-on:#1B3150;
  --shadow:0 18px 40px -24px rgba(0,0,0,.7);
  color-scheme:dark;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--ground);color:var(--text);
  font-family:var(--body);font-size:17px;line-height:1.6;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink);margin:0;text-wrap:balance}
p{margin:0}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
::selection{background:var(--gold);color:var(--gold-ink)}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:4px}
[hidden]{display:none!important}
.sr{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---------- top bar ---------- */
.top{
  position:sticky;top:0;z-index:40;
  background:var(--navy);color:var(--on-navy);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.top-in{
  max-width:1180px;margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;gap:16px;
}
.wordmark{display:flex;align-items:baseline;gap:10px;min-width:0}
.wordmark .name{font-family:var(--display);font-weight:600;font-size:1.15rem;letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wordmark .prog{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--signal);font-weight:600;white-space:nowrap}
.lockup{display:flex;align-items:center;gap:12px;flex-shrink:0}
.lockup img{height:26px;width:auto;display:block}
.lockup .sep{width:1px;height:22px;background:currentColor;opacity:.3}
.lockup .dd{font-family:var(--display);font-weight:600;font-size:1.05rem;letter-spacing:.01em;white-space:nowrap;line-height:1}
.lockup .dd sup{font-size:.5em;vertical-align:super;font-weight:500;margin-left:1px;line-height:0}
.lockup.small img{height:20px}
.lockup.small .sep{height:16px}
.lockup.small .dd{font-size:.9rem}
.top .lockup img{filter:brightness(0) invert(1)}
.top .lockup{color:var(--on-navy);padding-right:16px;border-right:1px solid rgba(255,255,255,.14)}
.top .spacer{flex:1}
.top .saved{font-size:.78rem;color:var(--on-navy-muted);white-space:nowrap}
.top .saved b{color:var(--on-navy);font-weight:500}
.btn-ghost{
  background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--on-navy);
  border-radius:var(--radius-chip);padding:7px 14px;font-size:.82rem;font-weight:500;white-space:nowrap;
}
.btn-ghost:hover{border-color:rgba(255,255,255,.5)}

/* ---------- model rail ---------- */
.shell{max-width:1180px;margin:0 auto;padding:24px 20px 80px;display:grid;grid-template-columns:232px minmax(0,1fr);gap:32px;align-items:start}
.rail{position:sticky;top:76px}
.rail-title{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:6px 0 10px 12px}
.steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.step{
  display:grid;grid-template-columns:34px 1fr;align-items:center;gap:10px;
  width:100%;text-align:left;background:transparent;border:0;border-radius:12px;
  padding:9px 10px;color:var(--text);position:relative;
}
.step:hover{background:var(--surface)}
.step .ic{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--line-strong);color:var(--muted);background:var(--surface);
}
.step .ic svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.step .lab{display:flex;flex-direction:column;line-height:1.2}
.step .lab b{font-family:var(--display);font-weight:500;font-size:.98rem;color:var(--ink);letter-spacing:.01em}
.step .lab span{font-size:.74rem;color:var(--muted);margin-top:2px}
.step.on{background:var(--rail-on);color:var(--on-navy)}
.step.on .lab b{color:var(--on-navy)}
.step.on .lab span{color:var(--on-navy-muted)}
.step.on .ic{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.step.done:not(.on) .ic{border-color:var(--grass);color:var(--grass);background:var(--grass-soft)}
.step.meta{margin-top:10px;border-top:1px solid var(--line);border-radius:0 0 12px 12px;padding-top:12px}
.step.meta .ic{border-style:dashed}
.step.meta.on .ic{border-style:solid}
.rail-foot{margin:18px 12px 0;font-size:.74rem;color:var(--muted);line-height:1.5}
.rail-foot .bar{height:4px;background:var(--line);border-radius:2px;overflow:hidden;margin:8px 0 6px}
.rail-foot .bar i{display:block;height:100%;background:var(--gold);width:0;transition:width .4s ease}

/* mobile strip */
.strip{display:none}
@media (max-width:760px){
  .top-in{flex-wrap:wrap;gap:8px 12px}
  .top .lockup{padding-right:0;border-right:0}
  .top .wordmark{order:5;flex-basis:100%}
  .top .saved{display:none}
}
@media (max-width:900px){
  .shell{grid-template-columns:1fr;gap:16px;padding:14px 14px 80px}
  .rail{display:none}
  .strip{
    display:flex;gap:6px;overflow-x:auto;padding:10px 14px;margin:0 -14px;
    position:sticky;top:58px;z-index:30;background:var(--ground);border-bottom:1px solid var(--line);
    scrollbar-width:none;
  }
  .strip::-webkit-scrollbar{display:none}
  .strip .step{grid-template-columns:auto;padding:6px 12px;border:1px solid var(--line-strong);border-radius:999px;white-space:nowrap;background:var(--surface);gap:0}
  .strip .step .ic{display:none}
  .strip .step .lab span{display:none}
  .strip .step .lab b{font-size:.86rem}
  .strip .step.on{border-color:var(--rail-on)}
  .strip .step.done:not(.on){border-color:var(--grass)}
  .strip .step.meta{margin:0;padding:6px 12px;border-top:1px solid var(--line-strong);border-radius:999px}
}

/* ---------- module ---------- */
.module{display:none;animation:rise .35s ease both}
.module.on{display:block}
@keyframes rise{from{opacity:.001;transform:translateY(6px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.module{animation:none}.rail-foot .bar i{transition:none}}

.hero{
  background:var(--navy);color:var(--on-navy);border-radius:var(--radius-hero);
  padding:clamp(28px,5vw,52px) clamp(22px,5vw,56px);
  position:relative;overflow:hidden;box-shadow:var(--shadow);
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(242,200,77,.16),rgba(242,200,77,0));pointer-events:none;
}
.hero .eyebrow{color:var(--signal)}
.eyebrow{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;color:var(--muted);display:flex;align-items:center;gap:10px}
.eyebrow .n{font-family:var(--display);font-size:.8rem;letter-spacing:.06em;padding:2px 8px;border-radius:6px;background:rgba(255,255,255,.1)}
.hero h1,.hero h2{
  font-family:var(--display);font-weight:600;color:var(--on-navy);
  font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.08;letter-spacing:-.005em;margin-top:14px;max-width:22ch;
}
.hero h1 em,.hero h2 em{font-style:normal;color:var(--gold)}
.hero .q{
  margin-top:22px;font-size:clamp(1.05rem,1.6vw,1.25rem);line-height:1.5;max-width:56ch;color:#E3EAF3;font-weight:300;
}
.hero .q b{font-weight:600;color:var(--on-navy)}
.hero .tag{margin-top:24px;display:inline-flex;align-items:center;gap:10px;font-size:.8rem;color:var(--on-navy-muted)}
.hero .tag i{width:28px;height:1px;background:var(--gold);display:inline-block}

/* beats */
.beat{padding:34px 0 8px;border-bottom:1px solid var(--line);margin-bottom:8px}
.beat:last-child{border-bottom:0}
.beat-head{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.beat-head .eyebrow{color:var(--muted)}
.beat h3{font-family:var(--display);font-weight:500;font-size:1.45rem;letter-spacing:.005em;margin-top:6px}
.prose{max-width:66ch;display:flex;flex-direction:column;gap:14px;font-size:1.02rem}
.prose p b{color:var(--ink);font-weight:600}
.prose .pull{
  font-family:var(--display);font-weight:500;font-size:1.25rem;line-height:1.35;color:var(--ink);
  padding:6px 0 6px 18px;border-left:3px solid var(--gold);margin:6px 0;
}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px 28px;margin-top:8px}
.cols .col h4{font-size:.95rem;font-weight:600;margin-bottom:4px}
.cols .col p{font-size:.95rem}

/* hairline list (FM) */
.hl{list-style:none;margin:8px 0 0;padding:0;max-width:70ch}
.hl li{display:grid;grid-template-columns:minmax(150px,220px) 1fr;gap:16px;padding:12px 0;border-top:1px solid var(--line);font-size:.98rem}
.hl li:last-child{border-bottom:1px solid var(--line)}
.hl li b{color:var(--ink);font-weight:600}
@media (max-width:560px){.hl li{grid-template-columns:1fr;gap:4px}}

/* translation cards */
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-top:6px}
.why .w{padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.why .w .k{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:6px}
.why .w p{font-size:.95rem;color:var(--text)}
.why-note{font-size:.84rem;color:var(--muted);margin-top:12px}
.why-note button{background:none;border:0;padding:0;color:var(--focus);text-decoration:underline;font-size:inherit}

/* paper: the young person's own work */
.paper{
  background:var(--paper);border:1px solid var(--gold-line);border-radius:var(--radius-panel);
  padding:22px 22px 24px;margin-top:10px;
}
.paper + .paper{margin-top:16px}
.paper-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 16px;margin-bottom:14px}
.paper-head h4{font-family:var(--display);font-weight:500;font-size:1.15rem}
.paper-head .hint{font-size:.84rem;color:var(--muted);max-width:56ch}
.mission{
  display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:12px;
  background:var(--gold-soft);border:1px dashed var(--gold-line);margin-top:16px;font-size:.95rem;
}
.mission b{color:var(--ink);font-family:var(--display);font-weight:500;letter-spacing:.02em;white-space:nowrap}

/* fields */
.field{display:flex;flex-direction:column;gap:6px}
.field label,.lbl{font-size:.8rem;font-weight:600;color:var(--ink);letter-spacing:.02em}
.field .sub{font-size:.8rem;color:var(--muted);font-weight:400}
.in,textarea.in{
  width:100%;background:var(--surface);border:1px solid var(--line-strong);border-radius:10px;
  padding:10px 12px;font-size:.98rem;line-height:1.5;color:var(--ink);
}
textarea.in{min-height:76px;resize:vertical}
.in::placeholder{color:var(--muted);opacity:.8;font-weight:300}
.in:focus{border-color:var(--focus);outline:none;box-shadow:0 0 0 3px rgba(62,107,158,.18)}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);
  border-radius:var(--radius-chip);padding:7px 13px;font-size:.9rem;font-weight:500;line-height:1.2;
  display:inline-flex;align-items:center;gap:6px;transition:transform .08s ease,background .12s ease;
}
.chip:hover{transform:translateY(-1px)}
.chip.on{background:var(--sel);border-color:var(--sel);color:var(--on-sel)}
.chip.picked{outline:2px solid var(--gold);outline-offset:1px}
.chip.gold{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.chip .x{opacity:.6;font-size:.8em}
.add-row{display:flex;gap:8px;margin-top:10px;max-width:420px}
.add-row .in{flex:1;padding:8px 12px}

/* buttons */
.btn{
  border:0;background:var(--gold);color:var(--gold-ink);border-radius:var(--radius-chip);
  padding:11px 20px;font-weight:600;font-size:.94rem;display:inline-flex;align-items:center;gap:8px;
  transition:transform .08s ease,filter .12s ease;
}
.btn:hover{filter:brightness(1.03);transform:translateY(-1px)}
.btn:disabled{opacity:.5;cursor:default;transform:none}
.btn.navy{background:var(--sel);color:var(--on-sel)}
.btn.line{background:transparent;border:1px solid var(--line-strong);color:var(--ink)}
.btn.sm{padding:7px 13px;font-size:.84rem}
.btn.danger{background:transparent;border:1px solid var(--amber);color:var(--amber)}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.row.end{justify-content:flex-end}
.spread{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px}

/* sliders */
.slider{display:flex;flex-direction:column;gap:8px}
.slider .scale{display:flex;justify-content:space-between;font-size:.76rem;color:var(--muted)}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:3px;background:var(--line-strong);outline:none;margin:8px 0}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;border-radius:50%;background:var(--gold);border:3px solid var(--sel);cursor:pointer;box-shadow:0 2px 6px rgba(0,0,0,.2)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--gold);border:3px solid var(--sel);cursor:pointer}
input[type=range]:focus-visible{outline:2px solid var(--focus);outline-offset:4px}
.val{font-family:var(--display);font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums;font-size:1.3rem;min-width:2.5ch;text-align:right}

/* check in */
.checkin{display:flex;flex-direction:column;gap:6px}
.ci{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,260px) 3ch;gap:14px;align-items:center;padding:10px 0;border-top:1px solid var(--gold-line)}
.ci:first-child{border-top:0}
.ci .s{font-size:.95rem;color:var(--ink)}
@media (max-width:640px){.ci{grid-template-columns:1fr 3ch}.ci input{grid-column:1}.ci .val{grid-row:1;grid-column:2}}

/* zones (module 1) */
.zones{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px}
@media (max-width:560px){.zones{grid-template-columns:1fr}}
.zone{
  background:var(--surface);border:1px dashed var(--line-strong);border-radius:12px;padding:12px 12px 14px;min-height:118px;
  cursor:pointer;transition:border-color .12s ease,background .12s ease;
}
.zone.armed{border-color:var(--sel);border-style:solid;background:var(--sky-soft)}
.zone h5{margin:0 0 8px;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);display:flex;justify-content:space-between;align-items:center}
.zone h5 span{font-family:var(--display);font-weight:500;color:var(--muted);letter-spacing:0;font-size:.85rem}
.zone .chips{min-height:28px}
.zone .chip{font-size:.84rem;padding:5px 10px}
.bank{margin-top:6px}
.bank .chips{margin-top:8px}

/* battery */
.battery{display:grid;grid-template-columns:120px 1fr;gap:20px;align-items:center;margin-top:8px}
.battery svg{width:120px;height:auto;display:block}
.battery .b-body{fill:var(--surface);stroke:var(--sel);stroke-width:3}
.battery .b-cap{fill:var(--sel)}
.battery .b-fill{fill:var(--gold);transition:width .3s ease}
.battery .b-fill.low{fill:var(--amber)}
.battery .b-fill.high{fill:var(--grass)}
.b-states{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:14px}
.b-states .field label{display:flex;align-items:center;gap:8px}
.b-states .pc{font-family:var(--display);font-weight:600;font-size:1.05rem;color:var(--ink)}
@media (max-width:560px){.battery{grid-template-columns:1fr}}

/* alarm chain (module 2) */
.chain{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:8px;position:relative}
.chain::before{content:"";position:absolute;left:8%;right:8%;top:22px;height:2px;background:var(--line-strong);z-index:0}
.link{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;background:transparent;border:0;padding:0 4px;color:var(--text)}
.link .dot{width:44px;height:44px;border-radius:50%;background:var(--surface);border:2px solid var(--line-strong);display:grid;place-items:center;font-family:var(--display);font-weight:600;color:var(--muted);transition:all .15s ease}
.link .t{font-size:.8rem;line-height:1.25;color:var(--ink);font-weight:500}
.link.on .dot{background:var(--gold);border-color:var(--gold);color:var(--gold-ink);transform:scale(1.08)}
.link.past .dot{border-color:var(--sel);color:var(--ink)}
.chain-out{margin-top:16px;padding:16px 18px;border-radius:12px;background:var(--surface);border:1px solid var(--line);display:grid;grid-template-columns:auto 1fr;gap:6px 14px;align-items:baseline;font-size:.96rem}
.chain-out .k{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;white-space:nowrap}
.chain-out .v{color:var(--ink)}
@media (max-width:640px){
  .chain{grid-template-columns:1fr;gap:10px}
  .chain::before{left:21px;right:auto;top:8%;bottom:8%;width:2px;height:auto}
  .link{flex-direction:row;text-align:left}
}
.scen{margin-bottom:12px}
.dd{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.dd .d{padding:14px 16px;border-radius:12px;border:1px solid var(--line);background:var(--surface)}
.dd .d .k{font-family:var(--display);font-weight:500;color:var(--ink);font-size:1.02rem;margin-bottom:4px}
.dd .d p{font-size:.92rem}
.dd .d.a{border-color:var(--amber);background:var(--amber-soft)}
.dd .d.b{border-color:var(--sky-deep);background:var(--sky-soft)}
@media (max-width:560px){.dd{grid-template-columns:1fr}}

/* signals */
.sig-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;margin-top:10px}
.sig{background:var(--surface);border:1px solid var(--line-strong);border-radius:12px;padding:10px 12px;display:flex;flex-direction:column;gap:8px}
.sig .n{font-size:.92rem;color:var(--ink);font-weight:500;display:flex;justify-content:space-between;gap:8px;align-items:center}
.sig .n button{background:none;border:0;color:var(--muted);padding:0 2px;font-size:.9rem}
.seg{display:flex;border:1px solid var(--line-strong);border-radius:8px;overflow:hidden}
.seg button{flex:1;border:0;background:transparent;padding:6px 4px;font-size:.74rem;font-weight:600;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}
.seg button + button{border-left:1px solid var(--line-strong)}
.seg button.on{background:var(--sel);color:var(--on-sel)}
.seg button.on.early{background:var(--grass)}
.seg button.on.mid{background:var(--gold);color:var(--gold-ink)}
.seg button.on.late{background:var(--amber)}
.ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.rung{padding:12px 14px;border-radius:12px;background:var(--surface);border-top:4px solid var(--line-strong)}
.rung.early{border-top-color:var(--grass)}
.rung.mid{border-top-color:var(--gold)}
.rung.late{border-top-color:var(--amber)}
.rung .k{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--muted);margin-bottom:6px}
.rung ul{margin:0;padding:0;list-style:none;font-size:.9rem;color:var(--ink);display:flex;flex-direction:column;gap:3px}
.rung .empty{font-size:.84rem;color:var(--muted);font-weight:300}
@media (max-width:640px){.ladder{grid-template-columns:1fr}}

/* availability meter (module 3) */
.avail{margin-top:8px}
.avail .bar{height:14px;border-radius:7px;background:linear-gradient(90deg,var(--amber) 0%,var(--gold) 45%,var(--sky-deep) 100%);position:relative;margin:10px 0 4px}
.avail .bar i{position:absolute;top:-6px;width:26px;height:26px;border-radius:50%;background:var(--surface);border:3px solid var(--sel);transform:translateX(-50%);box-shadow:0 2px 6px rgba(0,0,0,.2);transition:left .2s ease}
.avail .read{font-family:var(--display);font-weight:500;color:var(--ink);font-size:1.1rem;margin-top:8px}
.avail .read small{display:block;font-family:var(--body);font-weight:400;font-size:.9rem;color:var(--text);margin-top:2px}

/* reset menu */
.menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px;margin-top:10px}
.mi{background:var(--surface);border:1px solid var(--line-strong);border-radius:12px;padding:10px 12px;display:flex;flex-direction:column;gap:8px}
.mi .n{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:.92rem;font-weight:500;color:var(--ink)}
.mi .n button{background:none;border:0;color:var(--muted);padding:0 2px}
.mi .r{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.mi .seg button{text-transform:none;letter-spacing:0;font-size:.76rem}
.mi .seg button.on.good{background:var(--grass)}
.mi .seg button.on.ok{background:var(--gold);color:var(--gold-ink)}
.mi .seg button.on.no{background:var(--line-strong);color:var(--ink)}
.fastest{margin-top:16px;padding:14px 16px;border-radius:12px;background:var(--surface);border:1px solid var(--line)}
.fastest .k{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--muted);margin-bottom:8px}
.fastest ol{margin:0;padding-left:20px;color:var(--ink);font-size:.95rem;display:flex;flex-direction:column;gap:4px}
.fastest .empty{font-size:.9rem;color:var(--muted);font-weight:300}
.maint{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:8px}

/* lab (module 4) */
.lab{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lab .box{display:flex;flex-direction:column;gap:6px}
.lab .box .k{display:flex;align-items:baseline;gap:8px}
.lab .box .k i{font-family:var(--display);font-style:normal;font-weight:600;color:var(--gold-ink);background:var(--gold);width:22px;height:22px;border-radius:6px;display:inline-grid;place-items:center;font-size:.8rem}
@media (max-width:640px){.lab{grid-template-columns:1fr}}
.log{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.entry{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:grid;grid-template-columns:1fr auto;gap:8px 14px}
.entry .p{font-family:var(--display);font-weight:500;color:var(--ink);font-size:1.02rem}
.entry .m{grid-column:1/-1;font-size:.9rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:6px 16px;color:var(--text)}
.entry .m span b{display:block;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}
.entry .acts{display:flex;gap:6px;align-items:flex-start}
.entry .acts button{background:none;border:1px solid var(--line-strong);border-radius:999px;padding:4px 10px;font-size:.76rem;color:var(--ink);white-space:nowrap}
.entry .feel{font-size:.78rem;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.log .empty{font-size:.92rem;color:var(--muted);font-weight:300;padding:6px 0}

/* experiments (module 5) */
.exp{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px;display:flex;flex-direction:column;gap:12px}
.exp.done{border-color:var(--grass)}
.exp .top-line{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.exp .top-line .p{font-family:var(--display);font-weight:500;color:var(--ink);font-size:1.08rem}
.exp .pill{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600;border-radius:999px;padding:4px 10px;background:var(--gold-soft);color:var(--ink);white-space:nowrap}
.exp.done .pill{background:var(--grass-soft)}
.exp .pred{display:grid;grid-template-columns:1fr auto;gap:6px 14px;font-size:.92rem;align-items:baseline}
.exp .pred b{display:block;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}
.exp .after{border-top:1px dashed var(--line-strong);padding-top:12px;display:flex;flex-direction:column;gap:10px}
.cmp{display:flex;gap:6px}
.cmp button{flex:1;border:1px solid var(--line-strong);background:transparent;border-radius:8px;padding:7px 6px;font-size:.8rem;font-weight:600;color:var(--muted)}
.cmp button.on{background:var(--sel);border-color:var(--sel);color:var(--on-sel)}
.cmp button.on.better{background:var(--grass);border-color:var(--grass)}
.cmp button.on.same{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.cmp button.on.worse{background:var(--amber);border-color:var(--amber)}
.proof{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:8px}
.proof .t{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.proof .t .k{font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}
.proof .t .v{font-family:var(--display);font-weight:600;font-size:1.7rem;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.1;margin-top:4px}
.proof .t .v small{font-family:var(--body);font-weight:400;font-size:.8rem;color:var(--muted);margin-left:4px}

/* manual (module 6) */
.manual{
  background:var(--surface);border:1px solid var(--line-strong);border-radius:18px;padding:26px 28px;margin-top:12px;
  display:grid;grid-template-columns:1fr 1fr;gap:18px 28px;
}
.manual .mh{grid-column:1/-1;display:flex;justify-content:space-between;align-items:flex-end;gap:12px;border-bottom:2px solid var(--ink);padding-bottom:12px;margin-bottom:4px}
.manual .mh h4{font-family:var(--display);font-weight:600;font-size:1.5rem}
.manual .mh .meta{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;text-align:right}
.manual .mh-right{display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.manual .lockup{color:var(--ink)}
.mf{display:flex;flex-direction:column;gap:6px}
.mf .k{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;display:flex;justify-content:space-between;align-items:center}
.mf .k button{background:none;border:0;color:var(--focus);font-size:.72rem;letter-spacing:0;text-transform:none;padding:0;text-decoration:underline}
.mf textarea.in{min-height:88px;background:var(--paper);border-color:var(--gold-line)}
.mf.wide{grid-column:1/-1}
.support{display:flex;flex-wrap:wrap;gap:8px}
@media (max-width:640px){.manual{grid-template-columns:1fr;padding:20px 18px}}
.compare{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.cr{display:grid;grid-template-columns:minmax(0,1fr) minmax(160px,320px);gap:14px;align-items:center;font-size:.9rem}
.cr .bars{display:flex;flex-direction:column;gap:3px}
.cr .b{height:8px;border-radius:4px;background:var(--line-strong);position:relative}
.cr .b i{position:absolute;left:0;top:0;bottom:0;border-radius:4px;background:var(--line-strong)}
.cr .b.before i{background:var(--muted)}
.cr .b.after i{background:var(--gold)}
.legend{display:flex;gap:16px;font-size:.76rem;color:var(--muted);margin-top:6px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px;vertical-align:middle}
@media (max-width:560px){.cr{grid-template-columns:1fr}}

/* practitioner */
.prac{margin-top:34px;border-top:1px solid var(--line);padding-top:10px}
.prac details{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:0;overflow:hidden}
.prac summary{cursor:pointer;list-style:none;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;gap:10px;font-weight:600;color:var(--ink)}
.prac summary::-webkit-details-marker{display:none}
.prac summary .eyebrow{color:var(--muted)}
.prac summary .chev{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .2s ease}
.prac details[open] summary .chev{transform:rotate(180deg)}
.prac .body{padding:0 20px 22px;display:flex;flex-direction:column;gap:14px;font-size:.95rem;border-top:1px solid var(--line)}
.prac .body p{max-width:70ch}
.prac .body h5{margin:14px 0 0;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600}
.prac .data{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.prac .data .t{border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.prac .data .t .k{font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}
.prac .data .t .v{font-family:var(--display);font-weight:600;font-size:1.4rem;color:var(--ink);font-variant-numeric:tabular-nums}
.prac table{border-collapse:collapse;width:100%;font-size:.88rem;max-width:720px}
.prac th,.prac td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.prac th{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}
.prac td.num{font-variant-numeric:tabular-nums;text-align:right}
.tblwrap{overflow-x:auto}
.confirm{display:none;gap:10px;align-items:center;font-size:.9rem}
.confirm.on{display:flex}
textarea.export{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;min-height:140px}

/* footer */
.foot{max-width:1180px;margin:0 auto;padding:22px 20px 60px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px 24px;font-size:.8rem;color:var(--muted)}
.foot .brand{display:flex;align-items:center;gap:14px}
.foot .brand img{height:30px;width:auto;display:block}
.foot .brand .sep{width:1px;height:26px;background:var(--line-strong)}
.foot .brand .dd{font-family:var(--display);font-weight:600;color:var(--ink);font-size:1rem;letter-spacing:.01em}
.foot .brand .dd small{display:block;font-family:var(--body);font-weight:500;font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.foot p{max-width:60ch;line-height:1.5}
:root[data-theme="dark"] .foot .brand img,:root[data-theme="dark"] .manual .lockup img{filter:brightness(0) invert(1) opacity(.85)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .foot .brand img,:root:not([data-theme="light"]) .manual .lockup img{filter:brightness(0) invert(1) opacity(.85)}}

/* nav between modules */
.pager{display:flex;justify-content:space-between;gap:10px;margin-top:28px;padding-top:18px;border-top:1px solid var(--line)}
.pager .btn{max-width:48%}

/* toast */
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--navy);color:var(--on-navy);padding:10px 16px;border-radius:999px;font-size:.86rem;opacity:0;pointer-events:none;transition:all .25s ease;z-index:60;box-shadow:var(--shadow)}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* print: the manual only */
@media print{
  body{background:#fff;color:#111;font-size:12pt}
  .top,.rail,.strip,.pager,.prac,.toast,.hero,.beat:not(.print-keep),.foot .brand .sep{display:none!important}
  .shell{display:block;padding:0;max-width:none}
  .module{display:none!important}
  .module.on{display:block!important}
  .manual{border:1px solid #999;box-shadow:none;break-inside:avoid;grid-template-columns:1fr 1fr}
  .manual .lockup img{filter:none!important}
  .mf textarea.in{border:1px solid #bbb;background:#fff;color:#111;min-height:60px}
  .paper{background:#fff;border-color:#bbb}
  .foot{border:0;padding-top:10px}
}

/* ---------- site build: inline style attributes from the source, as classes ---------- */
.ps1{margin-top:16px!important}
.ps2{font-size:.95rem!important;color:var(--ink)!important}
.ps3{margin-top:14px!important}
.ps4{left:30%!important}
.ps5{display:flex!important;justify-content:space-between!important;font-size:.76rem!important;color:var(--muted)!important}
.ps6{margin-top:8px!important}
.ps7{margin-top:12px!important}
.ps8{margin-top:8px!important;min-height:56px!important}
.ps9{letter-spacing:0!important;text-transform:none!important;font-weight:400!important}
.ps10{background:var(--muted)!important}
.ps11{background:var(--gold)!important}
.ps12{font-size:.86rem!important}
.ps13{text-align:right!important}
.ps14{margin-top:6px!important}

/* ---------- site build: the muted tone one step darker so small labels pass AA on the light surfaces ---------- */
:root[data-theme="light"]{--muted:#56718B}

/* ---------- site build: helper classes for what the script used to write as inline styles ---------- */
.ci input.h-unset{opacity:.55}
.h-note{font-size:.86rem;color:var(--muted)}
.h-muted{color:var(--muted)}
.h-empty{grid-column:1/-1;font-size:.9rem;color:var(--muted);font-weight:300}
.h-time{color:var(--muted);font-size:.84rem}
.h-like{font-variant-numeric:tabular-nums;color:var(--muted);font-size:.84rem}
.h-mt6{margin-top:6px}
.b i.w0{width:0%}
.b i.w1{width:10%}
.b i.w2{width:20%}
.b i.w3{width:30%}
.b i.w4{width:40%}
.b i.w5{width:50%}
.b i.w6{width:60%}
.b i.w7{width:70%}
.b i.w8{width:80%}
.b i.w9{width:90%}
.b i.w10{width:100%}

/* ---------- site build: the sample ends after module one ---------- */
.step.locked{opacity:.55;cursor:default}.step.locked .ic{border-style:dashed}
.sample-end{margin-top:18px;background:var(--navy);color:#DCE6F2;border-color:var(--navy)}
.sample-end .eyebrow{color:var(--gold)}.sample-end h2{color:#fff;font-family:var(--display);font-weight:600;font-size:1.5rem;margin-top:8px}
.sample-end p{color:#DCE6F2;margin-top:10px;max-width:64ch}
.sample-end .pager{margin-top:18px}.sample-end a.btn{text-decoration:none}.sample-end .btn.line{border-color:rgba(255,255,255,.4);color:#fff}
/* ---------- site build: the bar that ties the sample back to the site ---------- */
.fm-bar{background:#0B1E3D;color:#C9D8E8;font-family:var(--body);font-size:13px;border-bottom:1px solid rgba(255,255,255,.08)}
.fm-in{max-width:1180px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.fm-back{color:#fff;text-decoration:none;font-weight:600;letter-spacing:.01em;white-space:nowrap}
.fm-back:hover{text-decoration:underline;text-underline-offset:3px}
.fm-tag{flex:1;color:#8FA6C6;min-width:0}
.fm-cta{color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.34);border-radius:999px;padding:6px 14px;font-weight:600;white-space:nowrap;transition:background .2s,color .2s}
.fm-cta:hover{background:#fff;color:#0B1E3D}
.top .lockup a{display:inline-flex;align-items:center}
@media (max-width:640px){.fm-tag{display:none}.fm-cta .long{display:none}.fm-in{gap:12px;flex-wrap:nowrap;justify-content:space-between}}
/* the module strip bled 14px past the viewport on phones in the source; it now sits flush */
@media (max-width:900px){.strip{margin:0;padding:10px 14px}.strip .step.on{background:var(--rail-on)}}
/* the manual's brand lockup on module six was wider than a phone; it wraps under the title there */
@media (max-width:560px){.manual .mh{flex-wrap:wrap;align-items:flex-start}.manual .mh-right{align-items:flex-start;flex-basis:100%}.manual .mh .meta{text-align:left}}