/* lantern.css — The Game Lantern, beginner walkthroughs for casual mobile games.
   Hand-built scaffold: rail-and-column shell, timeline walkthroughs,
   system font stacks only, no external assets of any kind. */

:root{
  --lant-ink:#1c2422;
  --lant-paper:#f7f5ef;
  --lant-panel:#ffffff;
  --lant-rail:#1f2e33;
  --lant-rail-soft:#33484e;
  --lant-rail-text:#cfdad9;
  --lant-glow:#c68a2c;
  --lant-glow-pale:#f6ecd8;
  --lant-ember:#8d4030;
  --lant-rule:#ded8ca;
  --lant-quiet:#5f665f;
  --lant-radius:5px;
  --lant-measure:35rem;
  --lant-sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --lant-serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;
  --lant-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html,body,h1,h2,h3,h4,p,ul,ol,li,dl,dt,dd,figure{margin:0;padding:0}
ul,ol{list-style:none}
img,svg{max-width:100%}
html{-webkit-text-size-adjust:100%}

body{
  font-family:var(--lant-sans);
  font-size:17px;
  line-height:1.68;
  color:var(--lant-ink);
  background:var(--lant-paper);
  -webkit-font-smoothing:antialiased;
}

a{color:var(--lant-ember);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--lant-ink)}

@keyframes lanternKindle{
  from{opacity:0;transform:translate3d(0,10px,0)}
  to{opacity:1;transform:none}
}

/* ---------- shell: dark rail on the left, reading column on the right ---------- */
.lant-shell{
  display:grid;
  grid-template-columns:250px minmax(0,1fr);
  min-height:100vh;
}

.lant-rail{
  background:var(--lant-rail);
  color:var(--lant-rail-text);
  padding:26px 22px 30px;
  position:sticky;
  top:0;
  align-self:start;
  height:100vh;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
  gap:22px;
}

.lant-brandmark{
  display:flex;
  align-items:flex-start;
  gap:11px;
  text-decoration:none;
  color:#fff;
}
.lant-brandmark:hover{color:#fff}
.lant-brandmark svg{width:30px;height:30px;flex:0 0 auto;margin-top:2px}
.lant-brandname{
  font-family:var(--lant-serif);
  font-size:1.22rem;
  line-height:1.15;
  letter-spacing:.01em;
  display:block;
}
.lant-brandline{
  display:block;
  font-size:.68rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--lant-glow);
  margin-top:6px;
}

.lant-railhead{
  font-family:var(--lant-mono);
  font-size:.66rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:#8ba0a2;
  border-bottom:1px solid var(--lant-rail-soft);
  padding-bottom:7px;
  margin-bottom:9px;
}
.lant-railnav li{margin:0 0 3px}
.lant-railnav a{
  display:block;
  padding:5px 9px 5px 0;
  color:var(--lant-rail-text);
  text-decoration:none;
  font-size:.93rem;
  border-left:2px solid transparent;
  padding-left:10px;
}
.lant-railnav a:hover{color:#fff;border-left-color:var(--lant-glow)}
.lant-railnav a[aria-current="page"]{color:#fff;border-left-color:var(--lant-glow);font-weight:600}

.lant-railnote{
  margin-top:auto;
  font-size:.78rem;
  line-height:1.55;
  color:#93a5a6;
  border-top:1px solid var(--lant-rail-soft);
  padding-top:14px;
}

/* ---------- reading column ---------- */
.lant-column{
  padding:34px 40px 60px;
  min-width:0;
}
.lant-sheet{
  max-width:var(--lant-measure);
  animation:lanternKindle .45s ease-out both;
}
.lant-sheet--wide{max-width:46rem}

.lant-crumbs{
  font-family:var(--lant-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--lant-quiet);
  margin-bottom:26px;
}
.lant-crumbs a{color:var(--lant-quiet);text-decoration:none}
.lant-crumbs a:hover{color:var(--lant-ink);text-decoration:underline}
.lant-crumbs span{padding:0 7px;color:var(--lant-rule)}

.lant-strapline{
  font-family:var(--lant-mono);
  font-size:.7rem;
  letter-spacing:.19em;
  text-transform:uppercase;
  color:var(--lant-ember);
  margin-bottom:12px;
}

.lant-sheet h1{
  font-family:var(--lant-serif);
  font-size:clamp(1.85rem,4.2vw,2.6rem);
  line-height:1.14;
  font-weight:600;
  letter-spacing:-.01em;
  margin-bottom:16px;
}
.lant-standfirst{
  font-size:1.1rem;
  color:#3c4442;
  line-height:1.6;
}

.lant-byline{
  display:flex;
  flex-wrap:wrap;
  gap:6px 14px;
  align-items:baseline;
  margin:22px 0 30px;
  padding:12px 0;
  border-top:1px solid var(--lant-rule);
  border-bottom:1px solid var(--lant-rule);
  font-size:.84rem;
  color:var(--lant-quiet);
}
.lant-byline strong{color:var(--lant-ink);font-weight:600}
.lant-byline .lant-dot{color:var(--lant-rule)}

.lant-sheet h2{
  font-family:var(--lant-serif);
  font-size:1.42rem;
  font-weight:600;
  line-height:1.25;
  margin:38px 0 12px;
}
.lant-sheet h3{
  font-size:1.02rem;
  font-weight:650;
  margin:0 0 5px;
  letter-spacing:.005em;
}
.lant-sheet p{margin:0 0 15px}
.lant-sheet p:last-child{margin-bottom:0}

.lant-plainlist{margin:0 0 18px}
.lant-plainlist li{
  position:relative;
  padding-left:20px;
  margin-bottom:9px;
}
.lant-plainlist li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.72em;
  width:7px;
  height:7px;
  background:var(--lant-glow);
  transform:rotate(45deg);
}

/* ---------- quick reference sheet ---------- */
.lant-specsheet{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:0;
  border:1px solid var(--lant-rule);
  border-radius:var(--lant-radius);
  background:var(--lant-panel);
  overflow:hidden;
  margin:26px 0 8px;
  font-size:.9rem;
}
.lant-specsheet dt{
  font-family:var(--lant-mono);
  font-size:.68rem;
  letter-spacing:.13em;
  text-transform:uppercase;
  color:var(--lant-quiet);
  padding:11px 16px;
  border-bottom:1px solid var(--lant-rule);
  background:#faf8f3;
  white-space:nowrap;
}
.lant-specsheet dd{
  padding:11px 16px;
  border-bottom:1px solid var(--lant-rule);
}
.lant-specsheet dt:last-of-type,
.lant-specsheet dd:last-of-type{border-bottom:0}

/* ---------- timeline walkthrough ---------- */
.lant-walk{
  margin:22px 0 10px;
  padding-left:2px;
}
.lant-beat{
  display:grid;
  grid-template-columns:66px minmax(0,1fr);
  gap:0 18px;
  position:relative;
  padding-bottom:26px;
}
.lant-beat::before{
  content:"";
  position:absolute;
  left:73px;
  top:9px;
  bottom:-4px;
  width:1px;
  background:var(--lant-rule);
}
.lant-beat:last-child::before{display:none}
.lant-beat::after{
  content:"";
  position:absolute;
  left:69px;
  top:6px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--lant-glow);
  box-shadow:0 0 0 4px var(--lant-paper);
}
.lant-beattime{
  font-family:var(--lant-mono);
  font-size:.74rem;
  letter-spacing:.05em;
  color:var(--lant-quiet);
  text-align:right;
  padding-top:2px;
}
.lant-beattext{padding-left:16px}
.lant-beattext p{margin-bottom:0;color:#3c4442;font-size:.97rem}

/* ---------- what to expect panel ---------- */
.lant-expect{
  background:var(--lant-glow-pale);
  border:1px solid #e8d9b8;
  border-radius:var(--lant-radius);
  padding:20px 22px;
  margin:30px 0;
}
.lant-expect h2{margin-top:0;font-size:1.2rem}
.lant-expect .lant-plainlist li::before{background:var(--lant-ember)}
.lant-expect .lant-plainlist{margin-bottom:0}

/* ---------- numbered tips ---------- */
.lant-tiplist{counter-reset:lanttip;margin:6px 0 18px}
.lant-tiplist li{
  counter-increment:lanttip;
  position:relative;
  padding-left:38px;
  margin-bottom:16px;
}
.lant-tiplist li::before{
  content:counter(lanttip,decimal-leading-zero);
  position:absolute;
  left:0;
  top:.05em;
  font-family:var(--lant-mono);
  font-size:.78rem;
  color:var(--lant-glow);
  border:1px solid var(--lant-rule);
  border-radius:var(--lant-radius);
  padding:1px 6px;
  background:var(--lant-panel);
}

.lant-aside{
  border-left:3px solid var(--lant-ember);
  padding:2px 0 2px 16px;
  margin:24px 0;
  font-family:var(--lant-serif);
  font-size:1.06rem;
  line-height:1.55;
  color:#3c4442;
}

/* ---------- the standing notice ---------- */
.lant-notice{
  margin:34px 0 0;
  padding:16px 18px;
  border:1px dashed var(--lant-rule);
  border-radius:var(--lant-radius);
  font-size:.86rem;
  line-height:1.6;
  color:var(--lant-quiet);
  background:#fbfaf6;
}
.lant-notice strong{color:var(--lant-ink)}

/* ---------- next / previous ---------- */
.lant-onward{
  max-width:var(--lant-measure);
  margin:38px 0 0;
  padding-top:20px;
  border-top:1px solid var(--lant-rule);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.lant-onward a{
  flex:1 1 210px;
  text-decoration:none;
  border:1px solid var(--lant-rule);
  border-radius:var(--lant-radius);
  padding:12px 14px;
  background:var(--lant-panel);
  color:var(--lant-ink);
}
.lant-onward a:hover{border-color:var(--lant-glow)}
.lant-onward em{
  display:block;
  font-style:normal;
  font-family:var(--lant-mono);
  font-size:.66rem;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--lant-quiet);
  margin-bottom:4px;
}

/* ---------- index page: masthead + catalogue ---------- */
.lant-masthead{
  max-width:44rem;
  padding-bottom:8px;
  animation:lanternKindle .45s ease-out both;
}
.lant-masthead h1{
  font-family:var(--lant-serif);
  font-size:clamp(2rem,5vw,3rem);
  font-weight:600;
  line-height:1.1;
  letter-spacing:-.015em;
  margin:10px 0 18px;
}
.lant-masthead p{max-width:38rem;margin-bottom:14px;font-size:1.08rem;color:#3c4442}

.lant-catalogue{
  max-width:46rem;
  margin:26px 0 0;
  border-top:1px solid var(--lant-rule);
}
.lant-entry{border-bottom:1px solid var(--lant-rule)}
.lant-entry a{
  display:grid;
  grid-template-columns:52px minmax(0,1fr) auto;
  gap:0 16px;
  align-items:baseline;
  padding:20px 4px;
  text-decoration:none;
  color:var(--lant-ink);
}
.lant-entry a:hover{background:var(--lant-panel)}
.lant-entrynum{
  font-family:var(--lant-mono);
  font-size:.78rem;
  color:var(--lant-glow);
  letter-spacing:.06em;
}
.lant-entrytitle{
  font-family:var(--lant-serif);
  font-size:1.28rem;
  font-weight:600;
  display:block;
  margin-bottom:4px;
}
.lant-entrytext p{font-size:.95rem;color:var(--lant-quiet);margin:0}
.lant-entrytype{
  font-family:var(--lant-mono);
  font-size:.66rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--lant-quiet);
  white-space:nowrap;
}
.lant-entry a:hover .lant-entrytitle{color:var(--lant-ember)}

/* ---------- contact blocks ---------- */
.lant-deskcards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
  gap:14px;
  margin:24px 0;
}
.lant-desk{
  border:1px solid var(--lant-rule);
  border-radius:var(--lant-radius);
  background:var(--lant-panel);
  padding:16px 17px;
}
.lant-desk h3{margin-bottom:6px}
.lant-desk p{font-size:.9rem;color:var(--lant-quiet);margin-bottom:8px}
.lant-desk a{font-size:.92rem;word-break:break-word}

/* ---------- colophon ---------- */
.lant-colophon{
  max-width:46rem;
  margin:52px 0 0;
  padding-top:22px;
  border-top:2px solid var(--lant-rule);
  font-size:.85rem;
  color:var(--lant-quiet);
  line-height:1.62;
}
.lant-colophon nav{
  display:flex;
  flex-wrap:wrap;
  gap:8px 18px;
  margin-bottom:14px;
}
.lant-colophon nav a{
  color:var(--lant-ink);
  text-decoration:none;
  font-size:.88rem;
}
.lant-colophon nav a:hover{text-decoration:underline}
.lant-colophon p{margin-bottom:10px;max-width:44rem}
.lant-stamp{
  font-family:var(--lant-mono);
  font-size:.68rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:#8d9490;
}

/* ---------- 404 ---------- */
.lant-lost{
  max-width:34rem;
  padding-top:26px;
  animation:lanternKindle .45s ease-out both;
}
.lant-lostcode{
  font-family:var(--lant-mono);
  font-size:3.4rem;
  color:var(--lant-glow);
  line-height:1;
  letter-spacing:.04em;
}
.lant-lost h1{
  font-family:var(--lant-serif);
  font-size:1.9rem;
  font-weight:600;
  margin:14px 0 14px;
}

/* ---------- narrow screens: rail becomes a band on top ---------- */
@media (max-width:900px){
  .lant-shell{grid-template-columns:minmax(0,1fr)}
  .lant-rail{
    position:static;
    height:auto;
    flex-direction:column;
    gap:16px;
    padding:18px 20px 20px;
  }
  .lant-railnav{
    display:flex;
    flex-wrap:wrap;
    gap:4px 6px;
  }
  .lant-railnav li{margin:0}
  .lant-railnav a{
    border-left:0;
    border:1px solid var(--lant-rail-soft);
    border-radius:var(--lant-radius);
    padding:5px 10px;
    font-size:.85rem;
  }
  .lant-railnav a:hover,
  .lant-railnav a[aria-current="page"]{border-left:1px solid var(--lant-glow);border-color:var(--lant-glow)}
  .lant-railnote{margin-top:0}
  .lant-column{padding:26px 20px 46px}
  .lant-beat{grid-template-columns:54px minmax(0,1fr)}
  .lant-beat::before{left:61px}
  .lant-beat::after{left:57px}
  .lant-beattext{padding-left:12px}
  .lant-entry a{grid-template-columns:36px minmax(0,1fr)}
  .lant-entrytype{grid-column:2;padding-top:6px}
  .lant-specsheet{grid-template-columns:1fr}
  .lant-specsheet dt{border-bottom:0;padding-bottom:0;background:var(--lant-panel)}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}