/* The Toxic Home Fix — "The Walkthrough" course chrome.
   Shared by /funnel/toxic-home/course/lesson-1..5. Warm morning-paper world:
   the house is loved; the truth just gets read out loud inside it. */

:root{
  --paper:#FAF5EC;--paper2:#F3ECDD;--ink:#33312B;--ink-soft:#6B675C;--terra:#C1502E;
  --sage:#5F7355;--sage-deep:#46573F;--gold:#C9A227;--line:rgba(51,49,43,.16);
  --serif:'Fraunces',Georgia,serif;--sans:'Archivo',sans-serif;--hand:'Caveat',cursive;
}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-weight:300;line-height:1.7}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:99;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .04 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E")}
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.12;letter-spacing:-.01em}
.hand{font-family:var(--hand);color:var(--sage-deep)}
.wrap{max-width:740px;margin:0 auto;padding:0 clamp(1.25rem,4vw,2rem)}

/* top bar + scroll progress */
.bar{border-bottom:1px solid var(--line);padding:1rem 0;position:sticky;top:0;background:var(--paper);z-index:20}
.bar .wrap{max-width:1100px;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.mark{font-family:var(--serif);font-size:.8rem;letter-spacing:.22em;text-transform:uppercase}
.mark span{color:var(--gold)}
.bar a{color:var(--ink-soft);text-decoration:none;font-size:.82rem}
.bar a:hover{color:var(--ink)}
.prog{position:absolute;left:0;bottom:-1px;height:2px;background:var(--gold);width:0}

/* header + the mini floorplan */
header.head{background:var(--paper2);border-bottom:1px solid var(--line);padding:3.5rem 0}
header.head .wrap{max-width:1000px;display:grid;grid-template-columns:1fr 150px;gap:2.5rem;align-items:center}
.kicker{font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;color:var(--ink-soft);font-weight:500}
header.head h1{font-size:clamp(1.9rem,4.6vw,3rem);margin:.9rem 0 .7rem}
header.head h1 em{font-style:italic;color:var(--terra)}
header.head .hand{font-size:1.35rem;display:inline-block;transform:rotate(-1.5deg)}
.roomchip{display:inline-block;margin-top:1.3rem;border:1px solid var(--gold);border-radius:999px;
  padding:.35rem 1.1rem;font-family:var(--serif);font-size:.9rem}
.minimap svg{width:100%;height:auto;display:block}
.room-shape{fill:transparent;stroke:var(--ink);stroke-width:1.4;opacity:.3}
.room-shape.lit{fill:rgba(201,162,39,.16);opacity:1;stroke-width:2}
.minimap figcaption{font-family:var(--hand);color:var(--ink-soft);font-size:1rem;text-align:center;margin-top:.5rem}

/* body copy */
main{padding:3.5rem 0 4rem}
main h2{font-size:clamp(1.45rem,3vw,1.95rem);margin:3rem 0 .9rem}
main h3{font-size:1.15rem;font-weight:600;margin:2rem 0 .5rem}
main p{margin:1.05rem 0}
main ul,main ol{margin:1.1rem 0 1.1rem 1.4rem}
main li{margin:.5rem 0}
.lede{font-size:1.12rem;color:var(--ink-soft)}
.rule{width:52px;height:1px;background:var(--gold);margin:2.6rem 0}
.pull{font-family:var(--serif);font-size:clamp(1.2rem,2.4vw,1.55rem);font-style:italic;color:var(--sage-deep);
  border-left:2px solid var(--gold);padding-left:1.4rem;margin:2.4rem 0;line-height:1.4}

/* terracotta = what hides · sage = the fix */
.hides,.fix{padding:1.4rem 1.6rem;border-radius:3px;margin:1.8rem 0;font-size:.97rem}
.hides{background:rgba(193,80,46,.07);border-left:3px solid var(--terra)}
.fix{background:rgba(95,115,85,.08);border-left:3px solid var(--sage)}
.hides strong.lbl,.fix strong.lbl{font-weight:600;display:block;font-size:.72rem;letter-spacing:.24em;
  text-transform:uppercase;margin-bottom:.5rem}
.hides strong.lbl{color:var(--terra)}
.fix strong.lbl{color:var(--sage-deep)}

/* the ingredient file cards */
.card{border:1px solid var(--line);border-radius:4px;padding:1.7rem 1.8rem;margin:1.6rem 0;background:var(--paper2)}
.card h3{margin:0 0 .2rem;font-family:var(--serif);font-weight:400;font-size:1.35rem}
.card .aka{font-size:.8rem;color:var(--ink-soft);letter-spacing:.04em;margin-bottom:1rem}
.card dl{display:grid;grid-template-columns:auto 1fr;gap:.5rem 1rem;font-size:.93rem;margin-top:.8rem}
.card dt{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);padding-top:.25rem;font-weight:500}
.card dd{margin:0}
.risk{display:inline-block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;
  border-radius:999px;padding:.2rem .8rem;border:1px solid currentColor}
.risk.low{color:var(--sage-deep)} .risk.mod{color:#9a6a1f} .risk.high{color:var(--terra)}

/* stat pair */
.scale{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin:2.4rem 0;text-align:center}
.scale div{background:var(--paper2);border:1px solid var(--line);border-radius:4px;padding:1.8rem 1rem}
.scale b{font-family:var(--serif);font-weight:600;font-size:clamp(2.2rem,6vw,3.4rem);display:block;line-height:1}
.scale div:first-child b{color:var(--sage-deep)}
.scale div:last-child b{color:var(--terra)}
.scale span{font-size:.8rem;color:var(--ink-soft);display:block;margin-top:.6rem}

/* swap table */
.swap{width:100%;border-collapse:collapse;margin:2rem 0;font-size:.9rem}
.swap th{text-align:left;font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);
  font-weight:500;padding:.7rem .8rem;border-bottom:1px solid var(--line)}
.swap td{padding:.85rem .8rem;border-bottom:1px solid var(--line);vertical-align:top}
.swap td.old{color:var(--terra)}
.swap td.new{color:var(--sage-deep)}
.tablewrap{overflow-x:auto}

.cite{font-size:.82rem;color:var(--ink-soft);font-style:italic;border-top:1px solid var(--line);padding-top:1.2rem;margin-top:3rem}

/* the dark assignment block — the one moment of ink in a warm room */
.assign{background:var(--ink);color:var(--paper);border-radius:4px;padding:2rem;margin:3rem 0}
.assign .lbl{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}
.assign h3{color:var(--paper);margin:.6rem 0 .7rem;font-family:var(--serif);font-weight:400;font-size:1.5rem}
.assign p{color:rgba(250,245,236,.78);margin:.7rem 0}
.assign ol,.assign ul{color:rgba(250,245,236,.78);margin:.9rem 0 .3rem 1.2rem}
.assign li{margin:.45rem 0}

.nav2{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:3.5rem;padding-top:1.6rem;border-top:1px dashed var(--line)}
.nav2 a{color:var(--ink);text-decoration:none;font-weight:500;font-size:.85rem;border:1px solid var(--line);
  border-radius:2px;padding:.7rem 1.3rem;transition:background .25s ease}
.nav2 a:hover{background:var(--paper2)}
.nav2 a.next{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.nav2 a.next:hover{background:var(--sage-deep);border-color:var(--sage-deep)}

.locked{max-width:560px;margin:5rem auto;text-align:center;background:var(--paper2);
  border:1px dashed var(--line);border-radius:6px;padding:3rem 2rem}
.locked h2{margin:.6rem 0 .8rem;font-size:1.6rem}
.locked p{color:var(--ink-soft);margin-bottom:1.6rem}
.locked a{display:inline-block;background:var(--ink);color:var(--paper);text-decoration:none;
  padding:1rem 2rem;border-radius:2px;font-size:.9rem;font-weight:500}
.locked a:hover{background:var(--sage-deep)}

footer{padding:3rem 0;text-align:center;font-size:.8rem;color:var(--ink-soft);border-top:1px solid var(--line)}
footer a{color:var(--ink-soft)}

.rv{opacity:0;transform:translateY(26px)}
@media(max-width:760px){
  header.head .wrap{grid-template-columns:1fr;gap:2rem}
  .minimap{max-width:130px;order:-1}
  .scale{grid-template-columns:1fr}
  .card dl{grid-template-columns:1fr;gap:.15rem}
  .card dt{padding-top:.6rem}
}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}