/* Koiluna — marketing site. Jade, lacquer red and gold, in the style of the games. */
:root{
 --bg:#050f0b;--bg2:#08170f;--panel:rgba(10,32,24,.72);--ink:#f6efdc;--muted:#b6c8bd;--dim:#86a093;
 --gold:#f4c962;--gold2:#ffe7a3;--gold3:#b8862a;--jade:#3fd08f;--jade2:#1b7a4c;--red:#c8202a;
 --edge:rgba(244,201,98,.35);--edge2:rgba(244,201,98,.18);
 --serif:"Cinzel",Georgia,"Times New Roman",serif;--display:Georgia,"Times New Roman",serif;--ui:"Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
 --r:18px;--max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--ui);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--gold2)}
h1,h2,h3{font-family:var(--display);line-height:1.12;margin:0}
b{color:#fff}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--gold);color:#1a1204;padding:8px 14px;border-radius:8px}.skip:focus{left:8px}
:focus-visible{outline:3px solid #76e7ff;outline-offset:3px}
.eyebrow{font:800 12px/1.2 var(--ui);letter-spacing:.24em;color:var(--gold);margin:0 0 12px;text-transform:uppercase}

/* ---------- buttons ---------- */
.btn{display:inline-grid;justify-items:center;align-content:center;gap:2px;padding:14px 26px;border-radius:14px;text-decoration:none;font-weight:800;letter-spacing:.02em;transition:transform .18s,box-shadow .18s,filter .18s;border:1px solid transparent;cursor:pointer;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn b{font-weight:700;font-size:12px;letter-spacing:.06em;color:inherit;opacity:.85}
.btn.big{padding:16px 30px;font-size:18px}
.btn.small{padding:9px 16px;font-size:14px;border-radius:11px}
.btn.gold{color:#2a1a02;background:linear-gradient(180deg,#fff0b8,#f4c962 45%,#c9942e);border-color:#fff1c0;box-shadow:0 12px 30px rgba(244,201,98,.25),inset 0 1px 0 rgba(255,255,255,.6)}
.btn.gold:hover{box-shadow:0 16px 40px rgba(244,201,98,.38),inset 0 1px 0 rgba(255,255,255,.6);filter:brightness(1.04)}
.btn.ghost{color:var(--ink);background:rgba(6,24,17,.6);border-color:var(--edge);backdrop-filter:blur(8px)}
.btn.ghost:hover{border-color:var(--gold)}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;gap:28px;padding:12px max(20px,calc((100vw - var(--max))/2));transition:background .3s,box-shadow .3s}
.nav.scrolled{background:rgba(4,14,10,.88);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--edge2),0 10px 30px rgba(0,0,0,.4)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font:700 22px/1 var(--display);letter-spacing:.02em;transition:opacity .3s}
.brand-logo{height:46px;width:auto;filter:drop-shadow(0 3px 8px rgba(0,0,0,.6))}
/* the hero shows the big logo: the bar's logo appears once you scroll */
.nav:not(.scrolled) .brand{opacity:0;pointer-events:none}
.brand b{color:var(--gold2)}
.links{display:flex;gap:24px;margin-left:auto}
.links a{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px}
.links a:hover{color:var(--gold2)}
.nav-cta{display:flex;align-items:center;gap:16px}
.signin{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px}
.menu{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;padding:10px;cursor:pointer}
.menu span{display:block;height:2px;background:var(--gold2);margin:5px 0;border-radius:2px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(100vh,900px);display:grid;align-items:center;overflow:hidden;isolation:isolate;padding:100px 24px 50px}
.hero-bg{position:absolute;inset:-30px;z-index:-2}
/* the painting is atmosphere only: blurred and dimmed so the words and the gameplay read clearly */
.hero-bg img{width:100%;height:100%;object-fit:cover;filter:blur(6px) brightness(.42) saturate(.85)}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(3,12,8,.82) 0%,rgba(3,12,8,.55) 45%,rgba(3,12,8,.3) 100%),linear-gradient(180deg,rgba(3,12,8,.3),transparent 30%,transparent 75%,var(--bg))}
.hero-inner{width:100%;max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:center}
.hero-logo{margin:0 0 10px;line-height:0}
.hero-logo img{width:min(470px,80vw);height:auto;filter:drop-shadow(0 12px 28px rgba(0,0,0,.6))}
.tagline{font:700 clamp(30px,3.2vw,46px)/1.1 var(--display);margin:0 0 12px;color:#fff}
.tagline span{color:var(--gold2)}
.lede{font-size:clamp(17px,1.35vw,20px);color:#e6eee9;max-width:520px;margin:0 0 26px;line-height:1.55}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.trust{margin:20px 0 0;color:#b9cbc0;font-size:14px}
.hero-screen{margin:0}
.screen{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--edge);box-shadow:0 40px 100px rgba(0,0,0,.7),0 0 0 6px rgba(8,24,17,.8),0 0 0 7px var(--edge2);aspect-ratio:16/10;background:#000}
.screen video{width:100%;height:100%;object-fit:cover;display:block}
.screen-tag{position:absolute;left:14px;bottom:14px;padding:7px 14px;border-radius:99px;background:rgba(4,14,10,.85);border:1px solid var(--edge);font:700 13px var(--ui);letter-spacing:.04em}
.hero-dots{display:flex;justify-content:center;gap:8px;margin-top:16px;flex-wrap:wrap}
.hero-dots button{width:30px;height:6px;border-radius:99px;border:0;background:rgba(255,255,255,.2);cursor:pointer;padding:0;overflow:hidden;position:relative}
.hero-dots button[aria-selected=true]{background:rgba(244,201,98,.35)}
.hero-dots button[aria-selected=true] i{position:absolute;inset:0;background:var(--gold);transform-origin:left;animation:dot var(--d,10s) linear forwards}
@keyframes dot{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.strip{padding:10px 24px 20px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);max-width:var(--max);margin:0 auto;border:1px solid var(--edge2);border-radius:var(--r);background:rgba(5,18,13,.8)}
.stats div{padding:16px 18px;text-align:center;border-right:1px solid var(--edge2)}
.stats div:last-child{border-right:0}
.stats b{display:block;font:700 clamp(22px,2.4vw,32px)/1.1 var(--display);color:var(--gold2)}
.stats span{font-size:13px;color:var(--muted)}

/* ---------- sections ---------- */
section{position:relative}
.section-head{max-width:760px;margin:0 auto 34px;text-align:center;padding:0 24px}
.section-head.left{text-align:left;margin:0 0 30px;padding:0}
.section-head h2{font-size:clamp(32px,3.8vw,52px)}
.section-head p:not(.eyebrow){color:var(--muted);font-size:18px;margin:14px 0 0}
.games{padding:110px 24px 60px;max-width:calc(var(--max) + 48px);margin:0 auto}
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:30px}
.filters button{padding:9px 18px;border-radius:99px;border:1px solid var(--edge2);background:rgba(8,26,19,.7);color:var(--muted);font:700 14px var(--ui);cursor:pointer}
.filters button:hover{color:var(--ink);border-color:var(--edge)}
.filters button[aria-selected=true]{background:linear-gradient(180deg,#fff0b8,#f4c962 50%,#c9942e);color:#2a1a02;border-color:#fff1c0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px}
.card{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--edge2);background:linear-gradient(160deg,#0d2b1f,#06140e);cursor:pointer;text-align:left;padding:0;color:inherit;font:inherit;transition:transform .22s,border-color .22s,box-shadow .22s;display:flex;flex-direction:column}
.card:hover,.card:focus-visible{transform:translateY(-5px);border-color:var(--edge);box-shadow:0 22px 50px rgba(0,0,0,.5),0 0 30px rgba(244,201,98,.12)}
.card .thumb{position:relative;aspect-ratio:16/10;background:#000;overflow:hidden}
.card .thumb img,.card .thumb video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.card .thumb video{opacity:0;transition:opacity .3s}
.card.playing .thumb video{opacity:1}
.card .play{position:absolute;right:12px;bottom:12px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(4,14,10,.8);border:1px solid var(--edge);color:var(--gold2);font-size:14px;transition:opacity .3s}
.card.playing .play{opacity:0}
.card .cat{position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:99px;background:rgba(4,14,10,.82);border:1px solid var(--edge2);font:800 10px var(--ui);letter-spacing:.16em;color:var(--gold)}
.card .cat.edu{color:#8dffc1;border-color:rgba(77,229,153,.4)}
.card .body{padding:16px 18px 18px}
.card h3{font-size:22px}
.card p{margin:6px 0 0;color:var(--muted);font-size:14px;line-height:1.5}
.card .more{display:inline-block;margin-top:10px;color:var(--gold2);font-weight:700;font-size:13px}
.card[hidden]{display:none}

.feature{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:56px;align-items:center;max-width:var(--max);margin:0 auto;padding:70px 24px}
.feature.reverse .f-media{order:2}
.f-media{border-radius:20px;overflow:hidden;border:1px solid var(--edge);box-shadow:0 30px 80px rgba(0,0,0,.55);aspect-ratio:16/10;background:#000}
.f-media video,.f-media picture,.f-media img{width:100%;height:100%;object-fit:cover;display:block}
.f-logo{height:84px;width:auto;margin:0 0 16px;filter:drop-shadow(0 6px 16px rgba(0,0,0,.6))}
.f-copy h2{font-size:clamp(28px,3vw,42px);margin-bottom:16px}
.f-copy p{color:#d3e0d8;font-size:17px}
.ticks{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:8px}
.ticks li{padding-left:28px;position:relative;color:var(--muted)}
.ticks li::before{content:"";position:absolute;left:0;top:.45em;width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#c9ffe3,var(--jade) 45%,#0f5a35);box-shadow:0 0 8px rgba(63,208,143,.6)}
.dealers{display:flex;margin-top:22px}
.dealers img{width:92px;height:92px;border-radius:50%;object-fit:cover;object-position:50% 15%;border:2px solid var(--gold);margin-right:-14px;box-shadow:0 8px 20px rgba(0,0,0,.5);background:#0a1f17}

.learn{padding:100px 24px;overflow:hidden;isolation:isolate;background:linear-gradient(180deg,var(--bg),#07190f 20%,#07190f 80%,var(--bg))}
.learn-bg{position:absolute;right:-6%;top:0;bottom:0;width:48%;z-index:-1;opacity:.28;mask-image:linear-gradient(90deg,transparent,#000 40%)}
.learn-bg img{height:100%;width:100%;object-fit:cover}
.learn-inner{max-width:var(--max);margin:0 auto}
.learn-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.learn-cards article{border:1px solid var(--edge2);border-radius:var(--r);overflow:hidden;background:rgba(6,22,15,.85)}
.learn-cards video{width:100%;aspect-ratio:16/10;object-fit:cover;display:block;background:#000}
.learn-cards h3{font-size:24px;padding:16px 18px 0}
.learn-cards p{padding:6px 18px 20px;margin:0;color:var(--muted);font-size:15px}
.learn-points{list-style:none;padding:0;margin:34px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.learn-points li{padding:16px 18px;border-radius:14px;background:rgba(41,176,111,.08);border:1px solid rgba(77,229,153,.25);color:var(--muted);font-size:15px}
.learn-points b{display:block;color:#8dffc1;font-size:16px;margin-bottom:4px}

.how{padding:90px 24px}
.steps{list-style:none;padding:0;margin:0 auto;max-width:var(--max);display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.steps li{padding:26px 22px;border-radius:var(--r);border:1px solid var(--edge2);background:var(--panel)}
.steps span{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:linear-gradient(180deg,#fff0b8,#f4c962 50%,#c9942e);color:#2a1a02;font:800 20px var(--display);margin-bottom:16px}
.steps h3{font-size:21px;margin-bottom:8px}
.steps p{margin:0;color:var(--muted);font-size:15px}

.pricing{padding:100px 24px;background:radial-gradient(60% 50% at 50% 40%,rgba(63,208,143,.1),transparent 70%)}
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:760px;margin:0 auto;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;padding:32px 28px;border-radius:22px;border:1px solid var(--edge2);background:linear-gradient(170deg,rgba(14,42,30,.9),rgba(5,16,11,.95))}
.plan.best{border:2px solid var(--gold);transform:translateY(-10px);box-shadow:0 30px 70px rgba(0,0,0,.5),0 0 60px rgba(244,201,98,.16)}
.ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);padding:6px 16px;border-radius:99px;background:linear-gradient(180deg,#ff6b5a,#c8202a);color:#fff;font:800 11px var(--ui);letter-spacing:.2em;white-space:nowrap;box-shadow:0 8px 20px rgba(200,32,42,.4)}
.emblem{width:96px;height:96px;margin:-6px 0 10px;filter:drop-shadow(0 8px 16px rgba(0,0,0,.5))}
.plan h3{font-size:24px}
.price{margin:14px 0 18px;display:flex;align-items:baseline;gap:8px}
.price b{font:700 52px/1 var(--display);color:var(--gold2)}
.price span{color:var(--muted)}
.plan ul{list-style:none;padding:0;margin:0 0 26px;display:grid;gap:10px;flex:1}
.plan li{padding-left:26px;position:relative;color:#d3e0d8;font-size:15px}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--jade);font-weight:900}
.plan .btn{width:100%}
.fine{max-width:780px;margin:30px auto 0;text-align:center;color:var(--dim);font-size:13px}

.faq{padding:90px 24px}
.qa{max-width:820px;margin:0 auto;display:grid;gap:10px}
.qa details{border:1px solid var(--edge2);border-radius:14px;background:var(--panel);padding:0 20px}
.qa summary{cursor:pointer;padding:18px 0;font:700 18px var(--display);list-style:none;display:flex;justify-content:space-between;gap:16px}
.qa summary::after{content:"+";color:var(--gold);font-size:24px;line-height:1}
.qa details[open] summary::after{content:"−"}
.qa details p{margin:0 0 18px;color:var(--muted)}

.final{text-align:center;padding:120px 24px 110px;overflow:hidden;isolation:isolate}
.final-burst{position:absolute;left:50%;top:50%;width:min(720px,110vw);transform:translate(-50%,-50%);opacity:.22;z-index:-1;animation:spin 80s linear infinite}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}
.final h2{font-size:clamp(34px,4.4vw,60px)}
.final p{color:var(--muted);font-size:19px;margin:16px 0 30px}

.foot{border-top:1px solid var(--edge2);padding:40px max(24px,calc((100vw - var(--max))/2)) 50px;display:grid;gap:14px;background:#030a07}
.foot-brand{display:flex;align-items:center;gap:10px;font:700 20px var(--display)}
.foot-brand img{height:56px;width:auto}
.foot-brand b{color:var(--gold2)}
.foot nav{display:flex;flex-wrap:wrap;gap:20px}
.foot nav a{color:var(--muted);text-decoration:none}
.foot nav a:hover{color:var(--gold2)}
.foot-note{margin:0;color:var(--dim);font-size:13px}

/* ---------- modal ---------- */
.modal{width:min(1100px,94vw);max-height:92vh;padding:0;border:1px solid var(--edge);border-radius:22px;background:linear-gradient(170deg,#0d2b1f,#050f0b);color:var(--ink);box-shadow:0 40px 120px rgba(0,0,0,.8);overflow:auto}
.modal::backdrop{background:rgba(1,6,4,.78);backdrop-filter:blur(4px)}
.modal[open]{display:grid;grid-template-columns:1.3fr 1fr}
.m-media{background:#000;display:grid;align-items:center}
.m-media video{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}
.m-body{padding:30px 30px 34px}
.m-body h2{font-size:34px;margin-bottom:10px}
.m-body>p{color:#d3e0d8}
.m-body h3{font-size:19px;color:var(--gold);margin:20px 0 8px}
.m-body ol{margin:0;padding-left:20px;display:grid;gap:6px;color:#d3e0d8}
.m-body .btn{margin-top:24px}
.m-close{position:absolute;right:14px;top:12px;z-index:2;width:40px;height:40px;border-radius:50%;border:1px solid var(--edge);background:rgba(4,14,10,.85);color:var(--ink);font-size:24px;cursor:pointer}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1100px){
 .hero-inner{grid-template-columns:1fr;gap:34px;text-align:center}
 .hero-copy{display:grid;justify-items:center}
 .lede{margin-left:auto;margin-right:auto}
 .hero-actions{justify-content:center}
 .hero-screen{max-width:720px;width:100%;justify-self:center}
 .stats{grid-template-columns:1fr 1fr}.stats div:nth-child(2){border-right:0}.stats div:nth-child(-n+2){border-bottom:1px solid var(--edge2)}
 .feature{grid-template-columns:1fr;gap:28px}.feature.reverse .f-media{order:0}
 .learn-cards{grid-template-columns:1fr 1fr}.learn-points{grid-template-columns:1fr 1fr}
 .steps{grid-template-columns:1fr 1fr}
 .plans{grid-template-columns:1fr;max-width:480px}.plan.best{transform:none}
 .modal[open]{grid-template-columns:1fr}
}
@media (max-width:860px){
 .links,.nav-cta .signin{display:none}
 .menu{display:block}.nav-cta{margin-left:auto}.menu{margin-left:0}
 .nav.open .links{display:grid;position:absolute;top:64px;left:12px;right:12px;padding:16px;gap:4px;background:rgba(4,14,10,.97);border:1px solid var(--edge);border-radius:16px}
 .nav.open .links a{padding:10px 8px;font-size:17px}
}
@media (max-width:620px){
 .nav-cta .btn{display:none}
 .learn-cards,.learn-points,.steps{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
 .hero-logo img{width:82vw}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}
/* ---------- daily challenge ---------- */
.daily-sec{padding:90px 24px;background:radial-gradient(55% 60% at 75% 50%,rgba(244,201,98,.1),transparent 70%),linear-gradient(180deg,var(--bg),#081b12 50%,var(--bg))}
.daily-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:center}
.daily-copy h2{font-size:clamp(32px,3.6vw,50px);margin-bottom:14px}
.daily-copy>p:not(.eyebrow){color:#d3e0d8;font-size:17px}
.daily-copy .btn{margin-top:24px}
.daily-board{border:2px solid var(--gold);border-radius:22px;background:linear-gradient(170deg,#12392a,#06140f);padding:22px 22px 16px;box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 60px rgba(244,201,98,.12)}
.db-head{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--edge2);padding-bottom:10px;margin-bottom:6px}
.db-head b{font:700 20px var(--display);color:var(--gold2)}.db-head span{color:var(--muted);font-size:13px}
.daily-board ol{list-style:none;margin:0;padding:0}
.daily-board li{display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:center;padding:9px 4px;border-bottom:1px solid rgba(244,201,98,.08)}
.daily-board li .r{font:800 15px var(--display);color:var(--gold)}
.daily-board li .n{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.daily-board li .v{font:700 17px var(--display);color:var(--gold2)}
.daily-board .db-empty{display:block;text-align:center;color:var(--muted);padding:26px 8px}
.db-note{margin:10px 0 0;color:var(--dim);font-size:13px;text-align:center}
@media (max-width:1100px){.daily-inner{grid-template-columns:1fr;gap:30px}}

/* ---------- social links ---------- */
.social{display:inline-flex;gap:10px;align-items:center;vertical-align:middle}
.social[hidden],.follow[hidden]{display:none}
.social a{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--edge);color:var(--gold2);background:rgba(0,0,0,.3);transition:transform .2s,background .2s}
.social a:hover{transform:translateY(-2px);background:rgba(244,201,98,.15)}
.follow{margin:14px 0 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;color:var(--muted);font-size:14px}