/* ============================================================
   ROLLER BALLER — site stylesheet
   Base: #E7F5E1 (meadow mist)  |  Ink: #17301F (deep forest)
   Accent: #3F8A4A (course green) | Pop: #FFD344 (star yellow)
   Layout signature: the page is a game course — every section
   is a numbered CHECKPOINT connected by a rolling-ball trail.
   ============================================================ */

:root{
  --bg:      #E7F5E1;
  --bg-deep: #D7ECD0;
  --ink:     #17301F;
  --ink-soft:#3C5A44;
  --green:   #3F8A4A;
  --green-hi:#5CB85F;
  --star:    #FFD344;
  --thorn:   #C9564A;
  --card:    #FFFFFF;
  --line:    #B9D8AE;
  --maxw:    1060px;
  --disp:    "Trebuchet MS","Segoe UI",Verdana,sans-serif;
  --body:    Georgia,"Times New Roman",serif;
  --mono:    "Courier New",Courier,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--body);
  font-size:17px;
  line-height:1.75;
  overflow-x:hidden;
}
::selection{background:var(--star);color:var(--ink)}
img{max-width:100%;display:block}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible{outline:3px solid var(--green);outline-offset:3px;border-radius:4px}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:60;
  background:rgba(231,245,225,.92);
  backdrop-filter:blur(8px);
  border-bottom:2px solid var(--line);
}
.nav{
  max-width:var(--maxw);margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--disp);font-weight:bold;font-size:19px;
  letter-spacing:2px;color:var(--ink);text-decoration:none;
}
.brand:hover{text-decoration:none}
.brand .ballico{
  width:26px;height:26px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%, #fff 0 18%, var(--green-hi) 40%, var(--green) 100%);
  border:2px solid var(--ink);position:relative;
  animation:spinball 6s linear infinite;
}
.brand .ballico::before,.brand .ballico::after{
  content:"";position:absolute;background:rgba(255,255,255,.8);
}
.brand .ballico::before{left:50%;top:2px;bottom:2px;width:2px;margin-left:-1px}
.brand .ballico::after{top:50%;left:2px;right:2px;height:2px;margin-top:-1px}
@keyframes spinball{to{transform:rotate(360deg)}}
.nav ul{display:flex;gap:4px;list-style:none;margin-left:auto;flex-wrap:wrap}
.nav ul a{
  font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.7px;
  color:var(--ink-soft);padding:7px 11px;border-radius:20px;
  border:1.5px solid transparent;text-transform:uppercase;
}
.nav ul a:hover{border-color:var(--green);color:var(--green);text-decoration:none;background:#fff}
.nav ul a.nav-play{
  background:var(--ink);border-color:var(--ink);color:#fff;padding-inline:17px;
  box-shadow:0 3px 0 var(--green);
}
.nav ul a.nav-play:hover{background:var(--green);border-color:var(--green);color:#fff}

/* ---------- scroll to top ---------- */
.scroll-top{
  position:fixed;right:22px;bottom:22px;z-index:80;width:48px;height:48px;
  display:grid;place-items:center;border:2px solid var(--ink);border-radius:50%;
  background:var(--green);color:#fff;font:bold 25px/1 var(--disp);cursor:pointer;
  box-shadow:0 5px 0 var(--ink);opacity:0;visibility:hidden;
  transform:translateY(14px);transition:opacity .2s,transform .2s,visibility .2s;
}
.scroll-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.scroll-top:hover{background:var(--ink);transform:translateY(2px);box-shadow:0 3px 0 var(--green)}
@media(max-width:640px){.scroll-top{right:14px;bottom:14px;width:44px;height:44px}}

/* ---------- the trail (signature) ---------- */
#trail{
  position:fixed;left:26px;top:0;height:100vh;width:60px;
  z-index:5;pointer-events:none;
}
#trail svg{height:100%;width:100%;overflow:visible}
#trailPath{
  fill:none;stroke:var(--green);stroke-width:2.5;
  stroke-dasharray:1 10;stroke-linecap:round;opacity:.55;
}
#trailBall{filter:drop-shadow(0 3px 3px rgba(23,48,31,.3))}
@media(max-width:1180px){#trail{display:none}}

/* ---------- hero ---------- */
.hero{
  max-width:var(--maxw);margin:0 auto;
  padding:64px 20px 30px;text-align:center;position:relative;
}
.hero .kicker{
  font-family:var(--mono);font-size:13px;letter-spacing:4px;
  color:var(--green);text-transform:uppercase;
}
.hero h1{
  font-family:var(--disp);text-transform:uppercase;
  font-size:clamp(52px,10.5vw,118px);line-height:.94;
  letter-spacing:2px;margin:14px 0 6px;
}
.hero h1 .fill{color:var(--ink);display:block}
.hero h1 .hollow{
  display:block;color:transparent;
  -webkit-text-stroke:2.5px var(--green);
  text-stroke:2.5px var(--green);
}
.hero p.sub{
  max-width:560px;margin:16px auto 26px;color:var(--ink-soft);font-size:18px;
}
.btn{
  display:inline-block;font-family:var(--disp);font-weight:bold;
  letter-spacing:2px;text-transform:uppercase;font-size:15px;
  background:var(--ink);color:#fff;padding:15px 34px;border-radius:40px;
  border:none;cursor:pointer;box-shadow:0 5px 0 var(--green);
  transition:transform .1s, box-shadow .1s;
}
.btn:hover{text-decoration:none;transform:translateY(2px);box-shadow:0 3px 0 var(--green)}
.btn.alt{background:#fff;color:var(--ink);box-shadow:0 5px 0 var(--line)}
.hero .stats{
  display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:30px;
}
.hero .stats span{
  font-family:var(--mono);font-size:12.5px;letter-spacing:1px;
  background:#fff;border:1.5px solid var(--line);
  padding:7px 15px;border-radius:20px;color:var(--ink-soft);
}

/* ---------- checkpoint sections ---------- */
main{max-width:var(--maxw);margin:0 auto;padding:0 20px 40px}
section.cp{padding:70px 0 10px;scroll-margin-top:80px}
.cp-flag{
  display:flex;align-items:flex-end;gap:16px;margin-bottom:26px;
}
.cp-flag .pole{
  width:5px;align-self:stretch;min-height:64px;border-radius:3px;
  background:linear-gradient(180deg,#8a6a4a,#6f5238);position:relative;
}
.cp-flag .pole::before{
  content:"";position:absolute;left:5px;top:2px;
  border-left:30px solid var(--green);
  border-top:11px solid transparent;border-bottom:11px solid transparent;
}
.cp-flag .cpnum{
  font-family:var(--mono);font-size:12.5px;letter-spacing:3px;color:var(--green);
  text-transform:uppercase;
}
.cp-flag h2{
  font-family:var(--disp);text-transform:uppercase;
  font-size:clamp(26px,4.5vw,40px);letter-spacing:1.5px;line-height:1.05;
}

/* platform card: grass-top like the game platforms */
.platform{
  background:var(--card);border-radius:16px;
  border:1.5px solid var(--line);
  border-top:9px solid var(--green-hi);
  box-shadow:0 10px 24px rgba(63,138,74,.12);
  padding:28px;position:relative;
}
.platform::before{ /* grass blades */
  content:"";position:absolute;left:14px;right:14px;top:-9px;height:9px;
  background:
    repeating-linear-gradient(80deg, transparent 0 20px, rgba(23,48,31,.28) 20px 22px),
    repeating-linear-gradient(-80deg, transparent 0 26px, rgba(255,255,255,.5) 26px 28px);
  border-radius:8px 8px 0 0;pointer-events:none;
}
.platform + .platform{margin-top:20px}
.platform h3{
  font-family:var(--disp);font-size:20px;letter-spacing:.5px;margin-bottom:8px;color:var(--ink);
}
.platform p{color:var(--ink-soft);margin-bottom:12px}
.platform p:last-child{margin-bottom:0}
.platform ul,.platform ol{margin:0 0 12px 22px;color:var(--ink-soft)}
.platform li{margin-bottom:6px}
kbd{
  font-family:var(--mono);font-size:13px;background:var(--bg);
  border:1.5px solid var(--line);border-bottom-width:3px;
  border-radius:6px;padding:1px 8px;white-space:nowrap;
}

/* ---------- game frame ---------- */
.game-shell{
  border-radius:22px;overflow:hidden;border:4px solid #fff;
  box-shadow:0 20px 50px rgba(63,138,74,.25),0 0 0 2px var(--line);
  background:#fff;
}
.game-shell iframe{
  display:block;width:100%;aspect-ratio:9/7;min-height:520px;border:0;
}
@media(max-width:640px){.game-shell iframe{min-height:600px}}
.game-note{
  font-family:var(--mono);font-size:12.5px;letter-spacing:1px;
  color:var(--ink-soft);text-align:center;margin-top:12px;
}

/* ---------- feature grid ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:860px){.grid3{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid3{grid-template-columns:1fr}}
.feat{
  background:var(--card);border:1.5px solid var(--line);border-radius:14px;
  padding:22px;transition:transform .15s, box-shadow .15s;
}
.feat:hover{transform:translateY(-4px);box-shadow:0 12px 22px rgba(63,138,74,.15)}
.feat .fico{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--bg);border:1.5px solid var(--line);font-size:22px;margin-bottom:12px;
}
.feat h3{font-family:var(--disp);font-size:16.5px;margin-bottom:6px}
.feat p{font-size:15px;color:var(--ink-soft);line-height:1.6}

/* ---------- steps (how to play) ---------- */
.steps{counter-reset:step;display:grid;gap:14px}
.step{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--card);border:1.5px solid var(--line);
  border-radius:14px;padding:18px 20px;
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--mono);font-size:15px;font-weight:bold;flex:0 0 auto;
  width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 32% 30%, #fff 0 18%, var(--green-hi) 40%, var(--green) 100%);
  color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.35);border:2px solid var(--ink);
}
.step h3{font-family:var(--disp);font-size:16.5px;margin-bottom:4px}
.step p{font-size:15.5px;color:var(--ink-soft);line-height:1.65}

/* ---------- FAQ ---------- */
.faq details{
  background:var(--card);border:1.5px solid var(--line);
  border-radius:14px;margin-bottom:12px;overflow:hidden;
}
.faq summary{
  cursor:pointer;padding:17px 22px;font-family:var(--disp);
  font-size:16.5px;font-weight:bold;list-style:none;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-52%);
  font-family:var(--mono);font-size:22px;color:var(--green);
}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{border-bottom:1.5px dashed var(--line)}
.faq .a{padding:15px 22px 19px;color:var(--ink-soft);font-size:15.5px}

/* ---------- posts ---------- */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:860px){.posts-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.posts-grid{grid-template-columns:1fr}}
.post-card{
  background:var(--card);border:1.5px solid var(--line);border-radius:16px;
  overflow:hidden;display:flex;flex-direction:column;color:var(--ink);
  transition:transform .15s, box-shadow .15s;
}
.post-card:hover{transform:translateY(-5px);box-shadow:0 14px 26px rgba(63,138,74,.18);text-decoration:none}
.post-card .thumb{
  aspect-ratio:16/10;background:linear-gradient(135deg,var(--bg-deep),var(--bg));
  overflow:hidden;position:relative;
}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-card .pbody{padding:16px 18px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.post-card .ptag{
  font-family:var(--mono);font-size:11.5px;letter-spacing:2px;color:var(--green);text-transform:uppercase;
}
.post-card h3{font-family:var(--disp);font-size:16.5px;line-height:1.35}
.post-card .pmeta{font-size:13.5px;color:var(--ink-soft);margin-top:auto;padding-top:8px}

/* ---------- article page ---------- */
.article-hero{
  max-width:760px;margin:0 auto;padding:54px 20px 8px;
}
.article-hero .ptag{font-family:var(--mono);font-size:12px;letter-spacing:3px;color:var(--green);text-transform:uppercase}
.article-hero h1{
  font-family:var(--disp);font-size:clamp(30px,5.5vw,46px);
  line-height:1.12;letter-spacing:.5px;margin:10px 0 12px;
}
.article-hero .pmeta{font-family:var(--mono);font-size:12.5px;color:var(--ink-soft);letter-spacing:1px}
.article-img{
  max-width:760px;margin:24px auto 0;padding:0 20px;
}
.article-img img{border-radius:16px;border:3px solid #fff;box-shadow:0 12px 30px rgba(63,138,74,.2)}
article.body{
  max-width:760px;margin:0 auto;padding:30px 20px 60px;
}
article.body p{margin-bottom:18px;color:var(--ink-soft)}
article.body h2{
  font-family:var(--disp);font-size:24px;margin:30px 0 12px;color:var(--ink);
}
article.body ul,article.body ol{margin:0 0 18px 24px;color:var(--ink-soft)}
article.body li{margin-bottom:8px}
.backlink{
  display:inline-block;font-family:var(--mono);font-size:13px;letter-spacing:1px;
  margin-bottom:10px;
}

/* legal / simple pages */
.page-wrap{max-width:760px;margin:0 auto;padding:54px 20px 60px}
.page-wrap h1{font-family:var(--disp);font-size:clamp(30px,5vw,42px);margin-bottom:8px}
.page-wrap .updated{font-family:var(--mono);font-size:12.5px;color:var(--ink-soft);letter-spacing:1px;margin-bottom:26px}
.page-wrap h2{font-family:var(--disp);font-size:21px;margin:28px 0 10px}
.page-wrap p{margin-bottom:16px;color:var(--ink-soft)}
.page-wrap ul{margin:0 0 16px 24px;color:var(--ink-soft)}
.page-wrap li{margin-bottom:7px}

/* ---------- footer ---------- */
footer.site{
  margin-top:70px;color:#EAF6E5;position:relative;
  background:var(--ink);
}
footer.site::before{ /* grass ridge on top of footer */
  content:"";display:block;height:14px;
  background:
    radial-gradient(circle at 10px -4px, var(--bg) 12px, transparent 13px) 0 0/40px 14px repeat-x;
}
.foot-inner{
  max-width:var(--maxw);margin:0 auto;padding:44px 20px 30px;
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;
}
@media(max-width:820px){.foot-inner{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-inner{grid-template-columns:1fr}}
.foot-inner h4{
  font-family:var(--mono);font-size:12px;letter-spacing:3px;
  text-transform:uppercase;color:var(--star);margin-bottom:14px;
}
.foot-inner p{font-size:14.5px;color:#C4DEBD;line-height:1.7}
.foot-inner ul{list-style:none}
.foot-inner li{margin-bottom:9px}
.foot-inner a{color:#EAF6E5;font-size:14.5px}
.foot-inner a:hover{color:var(--star)}
.foot-brand{
  display:flex;align-items:center;gap:10px;font-family:var(--disp);
  font-weight:bold;letter-spacing:2px;font-size:18px;margin-bottom:12px;color:#fff;
}
a.foot-brand{text-decoration:none}
a.foot-brand:hover{color:var(--star);text-decoration:none}
a.foot-brand:hover .ballico{transform:rotate(180deg);transition:transform .4s}
.copy{
  border-top:1px solid rgba(255,255,255,.14);
  text-align:center;padding:18px;font-family:var(--mono);
  font-size:12px;letter-spacing:1px;color:#9CC29A;
}
.copy a{color:var(--star);font-weight:bold}
.copy a:hover{color:#fff;text-decoration:none}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}