:root{
  --void:#F3F5F8;
  --paper:#FFFFFF;
  --surface-alt:#EBEEF2;
  --ink:#181A1E;
  --ink-dim:#5C6673;
  --paper-ink:#181A1E;
  --paper-dim:#5C6673;
  --ember:#2E5096;
  --ember-hot:#213C77;
  --gold:#C68B22;
  --navy:#2E5096;
  --teal:#439840;
  --rose:#C41E28;
  --line:#E3E6EB;
  --line-strong:#CCD1D9;
  --shadow:rgba(20,24,32,.14);
  --strata-bands:linear-gradient(90deg, #2E5096 0% 25%, #C68B22 25% 50%, #439840 50% 75%, #C41E28 75% 100%);
  --spring:linear(0, 0.363 18.4%, 1.008 36.2%, 1.073, 1.076 44.8%, 1.001 68.5%, 0.993, 1);
  --ease:cubic-bezier(.4,0,.2,1);
  --rail:300px;
}
*{box-sizing:border-box;}
html,body{height:100%;}
html{
  background:var(--void); color:var(--ink);
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
}
body{
  margin:0;
  font-family:"Plus Jakarta Sans",system-ui,sans-serif;
  background:var(--void);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow:hidden;
  overscroll-behavior:none;
}
img{max-width:100%; display:block;}
button, a, [role="button"]{touch-action:manipulation; -webkit-tap-highlight-color:rgba(46,80,150,.18);}
button{font-family:inherit; cursor:pointer; color:inherit; -webkit-user-select:none; user-select:none;}
button:disabled{cursor:not-allowed; opacity:.38;}
#mediaEl{
  position:absolute; width:1px; height:1px; opacity:0;
  pointer-events:none; border:0;
}
:focus-visible{outline:2px solid var(--ember); outline-offset:3px;}
h1,h2,h3{margin:0; text-wrap:balance; letter-spacing:-.02em;}
p{margin:0 0 .9em; line-height:1.55; text-wrap:pretty;}
p:last-child{margin-bottom:0;}
.mono{font-family:"Space Mono",ui-monospace,monospace; font-variant-numeric:tabular-nums;}
.display{font-family:"Unbounded",system-ui,sans-serif; font-weight:700;}

/* ========== BOOT ========== */
.boot{
  position:fixed; inset:0; z-index:60;
  display:grid; place-items:end start;
  color:var(--ink);
  background:var(--paper);
  overflow:hidden;
}
.boot-scene{
  position:absolute; inset:0; overflow:hidden; pointer-events:none;
}
.blob{
  position:absolute; border-radius:50%;
  filter:blur(90px); mix-blend-mode:multiply; opacity:.5;
  animation:blobDrift 30s var(--ease) infinite;
}
.blob-blue{ width:46vw; height:46vw; max-width:640px; max-height:640px; background:#2E5096; top:-14vw; left:-10vw; animation-duration:28s; }
.blob-gold{ width:38vw; height:38vw; max-width:520px; max-height:520px; background:#C68B22; top:-9vw; right:-11vw; animation-duration:33s; animation-delay:-6s; }
.blob-green{ width:40vw; height:40vw; max-width:560px; max-height:560px; background:#439840; bottom:-14vw; left:6vw; animation-duration:25s; animation-delay:-13s; }
.blob-red{ width:34vw; height:34vw; max-width:480px; max-height:480px; background:#C41E28; bottom:-11vw; right:-8vw; animation-duration:31s; animation-delay:-19s; }
@keyframes blobDrift{
  0%{ transform:translate(0,0) scale(1); }
  33%{ transform:translate(3vw,-2.5vw) scale(1.08); }
  66%{ transform:translate(-2.5vw,2vw) scale(.95); }
  100%{ transform:translate(0,0) scale(1); }
}
.geo{ position:absolute; border:1.5px solid; opacity:.16; }
.geo-ring{ width:300px; height:300px; border-radius:50%; border-color:#2E5096; top:10%; right:14%; animation:geoSpin 70s linear infinite; }
.geo-diamond{ width:180px; height:180px; border-color:#C41E28; bottom:16%; left:10%; transform:rotate(45deg); animation:geoSpin 55s linear infinite reverse; }
.geo-ring-sm{ width:140px; height:140px; border-radius:50%; border-color:#439840; top:38%; left:20%; animation:geoPulse 9s var(--ease) infinite; }
@keyframes geoSpin{ from{ transform:rotate(0deg); } to{ transform:rotate(360deg); } }
@keyframes geoPulse{ 0%,100%{ transform:scale(1); opacity:.16; } 50%{ transform:scale(1.15); opacity:.28; } }
.boot-copy{
  position:relative; z-index:1;
  padding:min(8vh,72px) min(6vw,72px) max(min(8vh,80px), env(safe-area-inset-bottom, 0px));
  padding-left:max(min(6vw,72px), env(safe-area-inset-left, 0px));
  max-width:44rem;
}
.boot-brand{display:flex; align-items:center; gap:12px; margin-bottom:18px;}
.boot-brand img{height:24px; width:auto;}
.stamp{
  display:inline-flex; align-items:center; gap:.7rem;
  font-family:"Space Mono",monospace;
  font-size:.68rem; letter-spacing:.28em; text-transform:uppercase;
  color:#9C6B12; font-weight:600; margin:0;
}
.stamp::before{
  content:""; width:28px; height:1px; background:#9C6B12;
}
.boot h1{
  font-family:"Unbounded",sans-serif;
  font-size:clamp(3rem, 8vw, 6.2rem);
  line-height:.92; font-weight:800; letter-spacing:-.03em;
  color:var(--paper-ink); margin-top:16px;
}
.boot h1 em{
  font-style:normal; color:var(--ember);
}
.boot .lede{
  margin-top:22px; max-width:30ch;
  font-family:"Plus Jakarta Sans",sans-serif;
  font-size:clamp(1.1rem, 2.2vw, 1.5rem);
  font-style:italic; font-weight:500; color:var(--ink-dim); line-height:1.35;
}
.cta{
  margin-top:32px;
  appearance:none; border:0;
  background:var(--ember); color:#fff;
  font-family:"Space Mono",monospace;
  font-weight:700; letter-spacing:.04em; text-transform:uppercase;
  font-size:.78rem;
  padding:16px 22px; border-radius:6px;
  display:inline-flex; align-items:center; gap:10px;
  min-height:48px;
  box-shadow:0 18px 40px rgba(46,80,150,.32);
  transition:transform .5s var(--spring), box-shadow .3s var(--ease), background .18s var(--ease);
}
.cta:hover{ background:var(--ember-hot); transform:translateY(-2px) scale(1.02); box-shadow:0 22px 48px rgba(46,80,150,.4); }
.cta svg{width:16px; height:16px;}
.boot-skip{
  position:absolute; right:max(16px, env(safe-area-inset-right, 0px));
  top:max(16px, env(safe-area-inset-top, 0px));
  z-index:2;
  background:var(--paper); border:1px solid var(--line-strong);
  color:var(--ink); border-radius:999px; padding:10px 16px;
  font-family:"Space Mono",monospace;
  font-size:.72rem; letter-spacing:.12em; text-transform:uppercase;
  min-height:44px;
}
.boot.is-out{
  animation:bootOut .7s var(--ease) forwards;
  pointer-events:none;
}
@keyframes bootOut{
  to{ opacity:0; transform:scale(1.03); }
}

/* ========== APP ========== */
.app{
  height:100dvh; display:grid;
  grid-template-columns:var(--rail) 1fr;
  background:var(--void);
}
.rail{
  position:relative;
  border-right:1px solid var(--line);
  border-top:4px solid;
  border-image:var(--strata-bands) 1;
  padding:22px 18px 20px;
  padding-top:max(22px, env(safe-area-inset-top, 0px));
  padding-bottom:max(20px, env(safe-area-inset-bottom, 0px));
  display:flex; flex-direction:column; gap:18px;
  overflow:auto; height:100dvh;
  -webkit-overflow-scrolling:touch;
  background:var(--paper);
}
.rail-scrim{
  display:none;
  position:fixed; inset:0; z-index:44;
  background:rgba(8,9,7,.45);
}
.brand{
  display:flex; align-items:center; gap:10px;
}
.brand img{height:22px; width:auto; flex:none;}
.brand .mark{
  font-family:"Unbounded",sans-serif;
  font-weight:800; font-size:1.2rem; letter-spacing:-.03em;
}
.brand .mark span{color:var(--ember);}
.brand .tag{
  font-family:"Space Mono",monospace;
  font-size:.6rem; letter-spacing:.2em; text-transform:uppercase; color:var(--ink-dim);
  margin-left:auto;
}
.fieldkit{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  padding:10px 12px; border:1px solid var(--line); border-radius:10px;
  color:inherit; text-decoration:none; background:var(--surface-alt);
  transition:border-color .18s var(--ease);
}
.fieldkit:hover{border-color:var(--ember);}
.fk-title{display:block; font-weight:650; font-size:.82rem;}
.fk-sub{display:block; font-size:.68rem; color:var(--ink-dim); margin-top:1px;}
.fieldkit svg{width:16px; height:16px; color:var(--ember); flex:none;}

.rep-card{
  padding:14px; border-radius:14px;
  background:var(--surface-alt);
  border:1px solid var(--line);
  display:flex; flex-direction:column; gap:12px;
}
.rep-top{display:flex; align-items:center; gap:12px;}
.rep-avatar{
  width:42px; height:42px; border-radius:10px; flex:none;
  display:grid; place-items:center;
  background:var(--ember);
  color:#fff;
  font-family:"Unbounded",sans-serif; font-weight:800; font-size:1.2rem;
}
.rep-name{font-weight:700; font-size:.92rem;}
.rep-level{font-family:"Space Mono",monospace; font-size:.66rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gold); font-weight:650;}
.xp-row{display:flex; justify-content:space-between; font-family:"Space Mono",monospace; font-size:.64rem; color:var(--ink-dim); font-weight:600;}
.xp-track{height:6px; border-radius:99px; background:var(--line); overflow:hidden;}
.xp-fill{height:100%; width:0; background:linear-gradient(90deg, var(--gold), var(--ember)); border-radius:99px; transition:width .5s var(--ease);}
.comp-mini{padding-top:2px;}
.comp-next{font-size:.7rem; line-height:1.4; color:var(--ink-dim); margin:8px 0 0;}
.comp-fill{height:100%; width:0; border-radius:99px; background:var(--gold); transition:width .5s var(--ease);}
.comp-fill.good{background:var(--teal);}
.comp-fill.ok{background:var(--gold);}
.comp-fill.weak{background:var(--rose);}
.comp-board{
  margin:18px 0 8px; padding:16px 16px 14px;
  background:var(--surface-alt); border:1px solid var(--line);
  border-radius:14px;
}
.comp-board .hub-kicker{color:var(--ember);}
.comp-overall-num{
  font-family:"Unbounded",sans-serif; font-weight:800;
  font-size:2.2rem; letter-spacing:-.03em; line-height:1; margin:6px 0 8px;
  color:var(--heading, var(--paper-ink));
}
.comp-overall-num span{font-size:.45em; color:var(--paper-dim);}
.comp-note{font-size:.92rem; color:var(--paper-ink); margin:0 0 12px;}
.comp-note b{color:var(--ember); font-family:"Space Mono",monospace; font-size:.62rem; letter-spacing:.1em; text-transform:uppercase;}
.comp-rows{display:flex; flex-direction:column; gap:10px;}
.comp-row-top{display:flex; justify-content:space-between; gap:10px; font-size:.78rem; margin-bottom:4px; font-weight:650;}
.comp-row.focus .comp-row-top span:first-child{color:var(--ember);}
.rep-meta{display:flex; align-items:center; gap:8px; font-size:.78rem; color:var(--ink-dim);}
.rep-meta svg{width:14px; height:14px; color:var(--ember);}

.nav-label{
  font-family:"Space Mono",monospace;
  font-size:.6rem; letter-spacing:.16em; text-transform:uppercase;
  color:var(--ink-dim); font-weight:700; margin-bottom:8px;
}
.badge-row{display:flex; flex-wrap:wrap; gap:6px;}
.badge-dot{
  width:28px; height:28px; border-radius:50%;
  border:1px solid var(--line); display:grid; place-items:center;
  color:var(--ink-dim); background:transparent;
}
.badge-dot.earned{border-color:var(--gold); color:var(--gold); background:rgba(198,139,34,.12); box-shadow:0 0 0 3px rgba(198,139,34,.12);}
.badge-dot svg{width:13px; height:13px;}

.mod-list{display:flex; flex-direction:column; gap:4px;}
.mod-row{
  display:grid; grid-template-columns:32px 1fr auto; align-items:center; gap:8px;
  width:100%; text-align:left; padding:8px 8px;
  border:1px solid transparent; border-radius:10px; background:transparent; color:inherit;
}
.mod-row:hover{background:var(--surface-alt);}
.mod-row.active{background:var(--accent-soft, rgba(46,80,150,.08)); border-color:rgba(46,80,150,.28);}
.mod-code{font-family:"Space Mono",monospace; font-size:.62rem; color:var(--ink-dim);}
.mod-row.active .mod-code{color:var(--ember);}
.mod-title{font-size:.8rem; font-weight:600; line-height:1.2;}
.mod-progress{font-family:"Space Mono",monospace; font-size:.62rem; color:var(--ink-dim);}
.mod-progress.done{color:var(--gold);}

/* ========== STAGE ========== */
.stage{
  position:relative; min-width:0; height:100dvh;
  display:grid; grid-template-rows:auto 1fr auto;
  overflow:hidden;
}
.stage-top, .card-viewport, .stage-nav, .menu-btn{position:relative; z-index:1;}
.menu-btn{
  display:none;
  margin:0;
  width:max-content;
  border:1px solid var(--line-strong);
  background:var(--paper);
  color:var(--ink);
  border-radius:999px;
  padding:8px 14px;
  font-family:"Space Mono",monospace;
  font-size:.72rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  font-weight:700;
}
.stage-top{
  display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
  padding:18px 28px 8px;
  padding-top:max(18px, env(safe-area-inset-top, 0px));
}
.crumb{font-size:.78rem; color:var(--ink-dim);}
.crumb b{color:var(--ink); font-weight:650;}
.crumb button{
  background:none; border:0; color:var(--ember); padding:0; font-weight:650;
}
.overall{display:flex; align-items:center; gap:10px; font-family:"Space Mono",monospace; font-size:.68rem; color:var(--ink-dim);}
.overall-track{width:110px; height:4px; border-radius:99px; background:var(--line); overflow:hidden;}
.overall-fill{display:block; height:100%; width:0; background:var(--ember); transition:width .4s var(--ease);}

.card-viewport{
  padding:8px 28px 12px;
  overflow:auto;
  display:grid; place-items:center;
  -webkit-overflow-scrolling:touch;
}
.stage-nav{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:8px 28px 22px;
  padding-bottom:max(22px, env(safe-area-inset-bottom, 0px));
}
.nav-btn{
  min-width:132px; min-height:44px; border-radius:999px;
  border:1px solid var(--line-strong); background:var(--paper);
  color:var(--ink); padding:12px 18px; font-weight:650; font-size:.82rem;
}
.nav-btn.primary{background:var(--ember); border-color:transparent; color:#fff;}
.nav-btn.primary:hover{transform:translateY(-1px); background:var(--ember-hot);}
.dot-row{display:flex; gap:6px;}
.dot{width:7px; height:7px; border-radius:99px; background:var(--line-strong);}
.dot.on{background:var(--ember); width:18px;}

/* ========== CARD ========== */
.lesson-card, .hub{
  width:min(780px, 100%);
  background:var(--paper);
  color:var(--paper-ink);
  border:1px solid var(--line);
  border-radius:16px;
  padding:34px 36px 32px;
  box-shadow:0 20px 50px -20px var(--shadow);
  animation:cardIn .55s var(--spring) both;
}
@keyframes cardIn{
  from{opacity:0; transform:translateY(18px) scale(.985);}
}
.kicker{
  display:flex; align-items:center; gap:10px; margin-bottom:18px;
}
.kicker-pill{
  font-family:"Space Mono",monospace;
  font-size:.62rem; letter-spacing:.12em; text-transform:uppercase; font-weight:750;
  padding:5px 9px; border-radius:999px; background:var(--paper-ink); color:#fff;
}
.kicker-pill.quiz{background:var(--navy); color:#fff;}
.kicker-pill.drill{background:var(--teal); color:#fff;}
.kicker-pill.reflect{background:var(--gold); color:#fff;}
.kicker-pill.note{background:var(--ember);}
.kicker-mod{font-family:"Space Mono",monospace; font-size:.66rem; color:var(--paper-dim); margin-right:auto;}
.read-aloud-btn{
  width:44px; height:44px; border-radius:10px;
  border:1px solid var(--line); background:transparent; color:var(--paper-dim);
  display:grid; place-items:center; flex:none;
}
.read-aloud-btn.playing, .read-aloud-btn:hover{color:var(--ember); border-color:var(--ember);}
.read-aloud-btn svg{width:14px; height:14px;}
.lesson-card h2{
  font-family:"Unbounded",sans-serif;
  font-size:clamp(1.5rem, 2.6vw, 2.05rem);
  font-weight:700; line-height:1.18; margin-bottom:16px; letter-spacing:-.02em;
}
.lesson-body{font-size:1.02rem; color:var(--paper-ink);}
.field-note{
  margin-top:22px; padding:14px 16px;
  border-left:3px solid var(--ember);
  background:rgba(46,80,150,.06);
  border-radius:0 8px 8px 0;
  font-size:.95rem;
}
.field-note b{
  display:block; font-family:"Space Mono",monospace; font-size:.6rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--ember); margin-bottom:4px;
}

.opt-list,.drill-list{display:flex; flex-direction:column; gap:8px;}
.opt-btn{
  display:flex; align-items:flex-start; gap:12px; text-align:left; width:100%;
  border:1px solid var(--line); background:var(--surface-alt);
  border-radius:12px; padding:12px 14px; color:var(--paper-ink); font-size:.95rem;
  transition:transform .35s var(--spring), border-color .2s, background .2s;
}
@media (hover:hover) and (pointer:fine){
  .opt-btn:hover:not(:disabled){transform:translateX(4px); border-color:var(--line-strong);}
}
.opt-letter{
  width:22px; height:22px; border-radius:6px; flex:none;
  display:grid; place-items:center; font-size:.68rem;
  background:rgba(24,26,30,.08);
}
.opt-btn.correct{border-color:var(--teal); background:rgba(67,152,64,.12);}
.opt-btn.wrong{border-color:var(--rose); background:rgba(196,30,40,.08);}
.explain{
  margin-top:14px; padding:12px 14px; border-radius:10px;
  background:var(--paper-ink); color:#fff; font-size:.92rem;
}
.explain b{color:#C68B22;}

.drill-item{
  padding:12px 0; border-bottom:1px solid var(--line);
}
.drill-text{font-size:.98rem; margin-bottom:8px;}
.drill-buckets{display:flex; flex-wrap:wrap; gap:6px;}
.bucket-btn{
  border:1px solid var(--line-strong); background:transparent;
  border-radius:999px; padding:10px 12px; font-size:.78rem; font-weight:650; color:var(--paper-dim);
  min-height:40px;
}
.bucket-btn.reveal-correct{border-color:var(--teal); color:var(--teal);}
.bucket-btn.chosen-correct{background:var(--teal); color:#fff; border-color:var(--teal);}
.bucket-btn.chosen-wrong{background:var(--rose); color:#fff; border-color:var(--rose);}

.reflect-area{
  width:100%; min-height:120px; resize:vertical;
  border:1px solid var(--line-strong); border-radius:12px;
  padding:14px; font:inherit; font-size:16px; background:var(--surface-alt); color:var(--paper-ink);
}
.save-row{display:flex; align-items:center; gap:12px; margin-top:12px;}
.done-btn{
  border:0; background:var(--paper-ink); color:#fff;
  border-radius:999px; padding:10px 16px; font-weight:650;
}
.saved-tag{font-size:.75rem; color:var(--teal); opacity:0; transition:opacity .25s;}
.saved-tag.show{opacity:1;}

/* ========== HUB ========== */
.hub{
  padding:28px 28px 24px;
}
.hub-kicker{
  font-family:"Space Mono",monospace;
  font-size:.6rem; letter-spacing:.18em; text-transform:uppercase; color:var(--ember); font-weight:750;
}
.hub h2{
  font-family:"Unbounded",sans-serif;
  font-size:clamp(1.8rem, 3.4vw, 2.4rem); font-weight:800; letter-spacing:-.03em;
  margin:8px 0 6px;
}
.hub .hub-lede{color:var(--paper-dim); font-size:1rem; max-width:46ch;}
.mission-grid{
  display:grid; grid-template-columns:repeat(2, minmax(0,1fr));
  gap:10px; margin-top:22px;
}
.mission{
  text-align:left; border:1px solid var(--line);
  background:var(--surface-alt); border-radius:12px; padding:14px 14px 13px;
  color:inherit; display:flex; flex-direction:column; gap:6px;
  transition:transform .45s var(--spring), border-color .2s;
}
@media (hover:hover) and (pointer:fine){
  .mission:hover{transform:translateY(-3px); border-color:var(--ember);}
}
.mission .m-code{font-family:"Space Mono",monospace; font-size:.62rem; letter-spacing:.1em; color:var(--ember); font-weight:700;}
.mission .m-title{font-weight:700; font-size:.95rem;}
.mission .m-blurb{font-size:.78rem; color:var(--paper-dim);}
.mission .m-bar{height:3px; border-radius:99px; background:var(--line); overflow:hidden; margin-top:6px;}
.mission .m-bar > i{display:block; height:100%; background:var(--ember); width:0;}

.note-line{
  margin:8px 0 14px; padding:12px 14px; border-radius:12px;
  background:var(--paper-ink); color:#fff; font-family:"Plus Jakarta Sans",sans-serif; font-style:italic;
  font-size:1.05rem; line-height:1.4;
}
.note-k{
  display:block; font-family:"Space Mono",monospace; font-size:.62rem;
  letter-spacing:.14em; text-transform:uppercase; color:#C68B22; margin-bottom:6px;
  font-style:normal;
}
.note-chips{display:flex; flex-wrap:wrap; gap:8px;}
.note-chip{
  border:1px solid var(--line-strong); background:var(--surface-alt); color:var(--paper-ink);
  border-radius:999px; padding:10px 12px; font-size:.82rem; font-weight:650; text-align:left;
}
.note-chip.on{background:var(--teal); color:#fff; border-color:var(--teal);}

@media (max-width: 640px){
  .lesson-card, .hub{padding:22px 18px;}
}

/* ========== TOAST / LEVEL ========== */
.toast, .levelup{
  position:fixed; z-index:70; pointer-events:none;
}
.toast{
  left:50%; bottom:max(28px, env(safe-area-inset-bottom, 0px)); transform:translateX(-50%) translateY(20px);
  display:flex; align-items:center; gap:12px;
  background:var(--paper-ink); color:#fff;
  border:1px solid rgba(198,139,34,.4); border-radius:14px;
  padding:12px 16px; opacity:0; transition:opacity .3s, transform .45s var(--spring);
  box-shadow:0 18px 40px rgba(0,0,0,.28);
}
.toast.show{opacity:1; transform:translateX(-50%) translateY(0);}
.toast-badge{
  width:36px; height:36px; border-radius:50%;
  display:grid; place-items:center; background:rgba(198,139,34,.18); color:#C68B22;
}
.toast-badge svg{width:18px; height:18px;}
.toast-title{font-family:"Space Mono",monospace; font-size:.6rem; letter-spacing:.14em; text-transform:uppercase; color:#C68B22;}
.toast-name{font-weight:700;}
.levelup{
  inset:0; display:none; place-items:center;
  background:rgba(8,9,7,.6);
}
.levelup.show{display:grid;}
.levelup-card{
  text-align:center; color:#fff;
}
.levelup-card .k{font-family:"Space Mono",monospace; font-size:.7rem; letter-spacing:.24em; text-transform:uppercase; color:#C68B22;}
.levelup-card h3{font-family:"Unbounded",sans-serif; font-size:3rem; margin:8px 0;}

.xp-float{
  position:fixed; z-index:70; color:var(--gold);
  font-weight:750; font-size:.85rem; pointer-events:none;
  animation:floatXp 1.1s var(--ease) forwards;
}
@keyframes floatXp{
  from{opacity:1; transform:translateY(0);}
  to{opacity:0; transform:translateY(-36px);}
}

@media (max-width: 920px){
  html, body{height:auto; min-height:100dvh; min-height:100svh;}
  body{overflow:auto; overflow-x:hidden;}
  html.nav-open, html.nav-open body{overflow:hidden; height:100%;}
  .app{grid-template-columns:1fr; height:auto; min-height:100dvh; min-height:100svh;}
  .menu-btn{display:inline-flex; min-height:44px; padding:10px 16px;}
  .crumb button{min-height:44px; padding:8px 0;}
  .rail-scrim.show{display:block;}
  .rail{
    position:fixed; z-index:45; inset:0 auto 0 0; width:min(320px, 86vw);
    height:100dvh; height:100svh; transform:translateX(-110%);
    transition:transform .4s var(--ease);
    border-right:1px solid var(--line); box-shadow:20px 0 60px rgba(0,0,0,.18);
  }
  .rail.open{transform:none;}
  .stage{
    height:auto; min-height:100dvh; min-height:100svh;
    grid-template-rows:auto 1fr auto;
  }
  .mission-grid{grid-template-columns:1fr;}
  .card-viewport,.stage-top,.stage-nav{padding-left:max(16px, env(safe-area-inset-left, 0px)); padding-right:max(16px, env(safe-area-inset-right, 0px));}
  .stage-nav{
    position:sticky; bottom:0;
    background:linear-gradient(180deg, transparent, var(--void) 28%);
    z-index:2;
  }
  .nav-btn{min-width:0; padding:12px 14px; flex:1;}
  .crumb{flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
  .overall-track{width:64px;}
  .boot h1{font-size:clamp(2.6rem, 16vw, 4.6rem);}
}
@media (max-width: 520px){
  .hub h2{font-size:1.6rem;}
  .lesson-card h2{font-size:1.4rem;}
  .dot-row{display:none;}
  .opt-btn{padding:14px 14px; font-size:1rem;}
}
@media (hover:none){
  .cta:hover{transform:none;}
  .nav-btn.primary:hover{transform:none;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important;}
  .boot.is-out{opacity:0;}
}

/* ========== WORKSPACE / LEAD CAPTURE ========== */
.workspace-actions{display:flex; align-items:center; gap:8px;}
.workspace-btn{
  border:1px solid var(--line-strong); background:var(--paper); color:var(--ink);
  border-radius:999px; padding:9px 14px; font-size:.74rem; font-weight:650; white-space:nowrap;
}
.workspace-btn:hover{border-color:var(--ember); color:var(--ember);}
.workspace-btn.office{background:rgba(198,139,34,.1); border-color:rgba(198,139,34,.35); color:var(--gold);}
.workspace-btn.recording{background:var(--rose); border-color:var(--rose); color:#fff;}

.lead-modal{
  position:fixed; inset:0; z-index:55;
  background:rgba(8,9,7,.55);
  display:none; place-items:center; padding:24px;
  padding:max(16px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
}
.lead-modal.open{display:grid;}
.lead-modal-card{
  width:min(560px, 100%); max-height:calc(100dvh - 40px); overflow:auto;
  background:var(--paper); border:1px solid var(--line); border-radius:16px;
  padding:30px 26px 26px; position:relative;
  box-shadow:0 30px 70px -20px var(--shadow);
  animation:cardIn .5s var(--spring) both;
}
.office-card{width:min(760px, 100%);}
.lead-close{
  position:absolute; top:14px; right:14px; width:40px; height:40px; border-radius:10px;
  border:1px solid var(--line); background:transparent; color:var(--ink); font-size:1.3rem; line-height:1;
  display:grid; place-items:center;
}
.lead-modal-card h2{font-family:"Unbounded",sans-serif; font-size:1.4rem; font-weight:800; margin:6px 0 10px;}
.lead-modal-copy{color:var(--ink-dim); font-size:.88rem; margin-bottom:18px;}

.lead-form{display:flex; flex-direction:column; gap:14px;}
.lead-form label{
  display:flex; flex-direction:column; gap:6px;
  font-family:"Space Mono",monospace;
  font-size:.64rem; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-dim); font-weight:650;
}
.lead-form input, .lead-form textarea{
  font-family:"Plus Jakarta Sans",sans-serif;
  font-size:.95rem; font-weight:400; text-transform:none; letter-spacing:normal;
  background:var(--surface-alt); border:1px solid var(--line-strong); border-radius:8px;
  padding:11px 13px; color:var(--ink); resize:vertical;
}
.lead-form input::placeholder, .lead-form textarea::placeholder{color:var(--ink-dim);}
.lead-form input:focus, .lead-form textarea:focus{border-color:var(--ember); outline:none;}
.lead-form-grid{display:grid; grid-template-columns:1fr 1fr; gap:14px;}
.lead-form label.consent-check{
  flex-direction:row; align-items:center; gap:10px; text-transform:none; font-family:"Plus Jakarta Sans",sans-serif; font-size:.85rem; color:var(--ink); font-weight:500;
}
.consent-check input{width:18px; height:18px; flex:none; accent-color:var(--ember);}
.voice-capture{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:12px 14px; border:1px dashed var(--line-strong); border-radius:12px;
}
.voice-capture-label{display:block; font-weight:700; font-size:.85rem;}
.voice-capture small{color:var(--ink-dim); font-size:.72rem; display:block; margin-top:2px;}
.lead-submit{width:100%; justify-content:center; margin-top:4px;}

.office-summary{display:grid; grid-template-columns:repeat(auto-fit, minmax(120px, 1fr)); gap:10px; margin-bottom:18px;}
.office-stat{background:var(--surface-alt); border:1px solid var(--line); border-radius:12px; padding:12px 14px;}
.office-stat .num{font-family:"Unbounded",sans-serif; font-size:1.5rem; font-weight:800; color:var(--ember);}
.office-stat .label{font-family:"Space Mono",monospace; font-size:.6rem; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-dim);}

.leaderboard{margin-bottom:20px;}
.leaderboard-title{font-family:"Space Mono",monospace; font-size:.6rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ember); font-weight:750; margin-bottom:8px;}
.leaderboard-row{display:flex; align-items:center; gap:10px; padding:6px 0; font-size:.85rem; border-bottom:1px solid var(--line);}
.leaderboard-row:last-child{border-bottom:0;}
.leaderboard-row .rank{width:18px; color:var(--ink-dim); font-family:"Space Mono",monospace;}
.leaderboard-row .name{flex:1; font-weight:650;}
.leaderboard-row .count{color:var(--ember); font-family:"Space Mono",monospace;}

.office-leads{display:flex; flex-direction:column; gap:12px;}
.lead-card{border:1px solid var(--line); border-radius:12px; padding:14px 16px;}
.lead-card-top{display:flex; align-items:flex-start; justify-content:space-between; gap:10px; flex-wrap:wrap;}
.lead-card .business{font-weight:750; font-size:1rem;}
.lead-card .meta{font-size:.72rem; color:var(--ink-dim); margin-top:2px;}
.lead-card .field{margin-top:8px; font-size:.88rem;}
.lead-card .field b{color:var(--ember); font-family:"Space Mono",monospace; font-size:.58rem; text-transform:uppercase; letter-spacing:.08em; display:block; margin-bottom:2px; font-weight:700;}
.lead-card audio{width:100%; margin-top:10px; height:36px;}
.lead-status{
  border:1px solid var(--line-strong); background:var(--paper); color:var(--ink);
  border-radius:999px; padding:6px 10px; font-size:.72rem; font-weight:650;
}
.lead-empty{color:var(--ink-dim); font-size:.9rem; text-align:center; padding:24px 0;}

@media (max-width: 640px){
  .lead-modal{align-items:end; padding:0;}
  .lead-modal-card{width:100%; max-height:min(92dvh, 92svh); border-radius:16px 16px 0 0;}
  .lead-form-grid{grid-template-columns:1fr;}
}