/* Thunder Diamonds – thunder-diamonds-no.com
   Theme: aurora over three reels – night sky, aurora green/blue/violet, ruby collector, gold bolt */
:root{
  --night:#070b18;
  --deep:#0d1328;
  --glass:rgba(18,26,52,.72);
  --glass-2:rgba(24,34,68,.9);
  --au1:#3cf0b4;
  --au2:#4aa8ff;
  --au3:#a86bff;
  --ruby:#e8203a;
  --gold:#ffc83d;
  --text:#e8eefc;
  --muted:#9aa7c7;
  --line:rgba(150,180,255,.16);
  --line-2:rgba(150,180,255,.3);
  --aurora:linear-gradient(90deg,var(--au1),var(--au2) 50%,var(--au3));
  --r:18px;
  --hh:64px;
  --f-head:"Archivo","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --f-body:"Karla","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hh) + 18px);-webkit-text-size-adjust:100%}
body{margin:0;color:var(--text);background:var(--night);font:400 1.07rem/1.72 var(--f-body);overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:var(--night) url("../images/bg.svg?v=1") center top/cover no-repeat}
img{max-width:100%;height:auto;display:block}
a{color:var(--au1);text-underline-offset:3px}
a:hover{color:#fff}
:focus-visible{outline:2px solid var(--au1);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:10px;top:10px;z-index:99;background:var(--au1);color:#04120c;padding:8px 12px;border-radius:8px}
.wrap{width:100%;max-width:1220px;margin:0 auto;padding-left:20px;padding-right:20px}
.js .rise{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.js .rise.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .rise{opacity:1;transform:none;transition:none}*{animation:none!important;transition:none!important}}

/* Header */
.hd{position:sticky;top:0;z-index:60;height:var(--hh);background:rgba(7,11,24,.8);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.hd::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--aurora);opacity:.6}
.hd .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none}
.brand svg{width:36px;height:36px}
.brand b{font:800 1.05rem/1 var(--f-head);letter-spacing:.02em;text-transform:uppercase}
.brand b span{background:var(--aurora);-webkit-background-clip:text;background-clip:text;color:transparent}
.menu-btn{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-2);background:transparent;color:#fff;display:grid;place-items:center;cursor:pointer}
.menu-btn svg{width:20px;height:20px}
.menu-btn .x{display:none}
.menu-btn[aria-expanded="true"] .x{display:block}
.menu-btn[aria-expanded="true"] .o{display:none}
.nav{position:absolute;left:0;right:0;top:var(--hh);background:rgba(7,11,24,.98);display:none}
.nav.open{display:block}
.nav ul{list-style:none;margin:0;padding:6px 20px 14px}
.nav a{display:block;padding:12px 0;color:#fff;text-decoration:none;font-weight:700;border-bottom:1px solid var(--line)}
@media (min-width:900px){
  .menu-btn{display:none}
  .nav{position:static;display:block;background:none}
  .nav ul{display:flex;gap:4px;padding:0}
  .nav a{border:0;padding:8px 14px;border-radius:999px;font:700 .9rem/1 var(--f-head);letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
  .nav a:hover{color:#fff;background:rgba(74,168,255,.14)}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:12px 26px;border:0;border-radius:999px;cursor:pointer;text-decoration:none;font:800 .98rem/1 var(--f-head);letter-spacing:.04em;text-transform:uppercase;color:#04120c;background:var(--aurora);box-shadow:0 10px 30px rgba(60,240,180,.25);transition:transform .15s,box-shadow .15s}
.btn:hover{color:#04120c;transform:translateY(-2px);box-shadow:0 14px 36px rgba(74,168,255,.35)}
.btn.full{width:100%}
.btn svg{width:16px;height:16px}

/* Hero */
.hero{padding:50px 0 30px}
.hero .wrap{display:grid;gap:30px;align-items:center}
.hero-txt{text-align:left}
.kicker{display:inline-flex;gap:10px;align-items:center;margin:0 0 16px;font:700 .8rem/1 var(--f-head);letter-spacing:.2em;text-transform:uppercase;color:var(--au1)}
.kicker i{display:inline-flex;gap:3px}
.kicker i b{width:8px;height:16px;border-radius:2px;background:var(--line-2)}
.kicker i b:nth-child(2){background:var(--ruby)}
.hero h1{margin:0 0 20px;font:800 clamp(2rem,4.8vw,3.5rem)/1.04 var(--f-head);letter-spacing:-.02em;color:#fff}
.hero h1 em{font-style:normal;background:var(--aurora);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-txt p{margin:0;max-width:64ch;color:#d3dbf0}
@media (min-width:1000px){.hero{padding:76px 0 50px}.hero .wrap{grid-template-columns:minmax(0,1fr) 380px;gap:60px}}
.cabinet{position:relative;padding:16px;border-radius:26px;background:var(--glass-2);border:1px solid var(--line-2);box-shadow:0 30px 70px rgba(0,0,0,.5),0 0 80px rgba(74,168,255,.12)}
.cabinet .screen{border-radius:16px;padding:14px;background:radial-gradient(100% 100% at 50% 0,#1c2a5c,#0a1030)}
.cabinet .screen img{width:100%}
.cabinet .reels3{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:12px 0 4px}
.cabinet .reels3 span{padding:6px 4px;border-radius:8px;text-align:center;font:700 .7rem/1.2 var(--f-head);letter-spacing:.06em;text-transform:uppercase;background:rgba(74,168,255,.14);color:#cfe3ff}
.cabinet .reels3 span:nth-child(2){background:rgba(232,32,58,.22);color:#ffc7ce}
.cabinet dl{margin:12px 0 14px;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.cabinet dl div{padding:9px 11px;border-radius:12px;background:rgba(7,11,24,.55)}
.cabinet dl div.w{grid-column:1/-1}
.cabinet dt{font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.cabinet dd{margin:2px 0 0;font:700 .98rem/1.25 var(--f-head);color:#fff}
.cabinet dd.g{color:var(--gold)}

/* Layout */
.layout{display:grid;gap:26px;padding-top:30px;padding-bottom:70px}
@media (min-width:1100px){.layout{grid-template-columns:230px minmax(0,1fr);gap:56px;align-items:start}}
.toc details{border-radius:var(--r);background:var(--glass);border:1px solid var(--line)}
.toc summary{list-style:none;cursor:pointer;padding:13px 18px;font:800 .95rem/1.2 var(--f-head);letter-spacing:.08em;text-transform:uppercase;display:flex;justify-content:space-between}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{content:"+";color:var(--au1);font-size:1.2rem;line-height:1}
.toc details[open] summary::after{content:"–"}
.toc ol{list-style:none;margin:0;padding:0 12px 14px;position:relative}
.toc a{position:relative;display:block;padding:7px 10px 7px 26px;color:var(--muted);text-decoration:none;font-size:.9rem;line-height:1.35;border-radius:8px}
.toc a::before{content:"";position:absolute;left:9px;top:50%;width:8px;height:8px;margin-top:-4px;border-radius:2px;background:var(--line-2);transition:all .2s}
.toc a:hover{color:#fff}
.toc a.on{color:#fff;background:rgba(74,168,255,.12)}
.toc a.on::before{background:var(--aurora);box-shadow:0 0 10px var(--au1);height:14px;margin-top:-7px}
@media (min-width:1100px){.toc{position:sticky;top:calc(var(--hh) + 22px)}.toc summary{pointer-events:none}.toc summary::after{display:none}}

.content{min-width:0}
.content>section{margin:0 0 60px}
.content h2{margin:0 0 18px;font:800 clamp(1.55rem,3.1vw,2.2rem)/1.12 var(--f-head);letter-spacing:-.015em;color:#fff}
.content h2::after{content:"";display:block;width:64px;height:3px;margin-top:12px;border-radius:2px;background:var(--aurora)}
.content h3{margin:28px 0 10px;font:700 1.22rem/1.3 var(--f-head);color:#cfe3ff}
.content p{margin:0 0 15px;max-width:72ch;color:#d3dbf0}
.content ul,.content ol{margin:0 0 16px;padding-left:1.2em}
.content li{margin:0 0 8px;color:#d3dbf0}
.content li::marker{color:var(--au1)}
.content strong{color:#fff}
.shot{margin:24px 0}
.shot img{border-radius:16px;border:1px solid var(--line-2);box-shadow:0 18px 40px rgba(0,0,0,.45)}
.shot figcaption{margin-top:8px;font-size:.85rem;color:var(--muted)}
.shot.mid{max-width:540px}
.shot.small{max-width:220px}
@media (min-width:780px){.shot.side{float:right;width:42%;max-width:340px;margin:6px 0 16px 28px}.shot.small.side{width:180px}.content>section::after{content:"";display:block;clear:both}}
.panel{padding:22px;border-radius:20px;background:var(--glass);border:1px solid var(--line)}
.note{overflow:hidden;margin:0 0 16px;padding:14px 18px;border-radius:14px;background:rgba(255,200,61,.08);border-left:3px solid var(--gold)}
.note p{margin:0}

/* Try / skip */
.fit{display:grid;gap:14px}
@media (min-width:720px){.fit{grid-template-columns:1fr 1fr}}
.fit>div{padding:20px;border-radius:20px;background:var(--glass);border:1px solid var(--line)}
.fit h3{margin:0 0 10px!important}
.fit ul{list-style:none;padding:0;margin:0}
.fit li{position:relative;padding-left:28px}
.fit li::before{position:absolute;left:0;top:2px;width:19px;height:19px;border-radius:50%;display:grid;place-items:center;font:800 .72rem/1 var(--f-body)}
.fit .yes h3{color:var(--au1)!important}.fit .yes li::before{content:"✓";background:var(--au1);color:#04120c}
.fit .no h3{color:#ff8a99!important}.fit .no li::before{content:"✕";background:var(--ruby);color:#fff}

/* Tables */
.tbl{margin:0 0 18px;border-radius:18px;overflow:hidden;border:1px solid var(--line-2);background:var(--glass)}
.tbl table{width:100%;border-collapse:collapse}
.tbl thead th{padding:12px 16px;text-align:left;font:800 .8rem/1.2 var(--f-head);letter-spacing:.08em;text-transform:uppercase;color:#cfe3ff;background:rgba(74,168,255,.14)}
.tbl td,.tbl tbody th{padding:11px 16px;border-top:1px solid var(--line);text-align:left;vertical-align:top}
.tbl tbody th{font-weight:500;color:var(--muted);width:38%}
.tbl td{font-weight:600;color:#fff}
.tbl tr.gold td{color:var(--gold)}
.tbl.spec thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.tbl.spec tbody tr:first-child th,.tbl.spec tbody tr:first-child td{border-top:0}
@media (max-width:640px){
  .tbl:not(.spec){border:0;background:none;overflow:visible}
  .tbl:not(.spec) thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .tbl:not(.spec) table,.tbl:not(.spec) tbody,.tbl:not(.spec) tr,.tbl:not(.spec) td{display:block;width:100%}
  .tbl:not(.spec) tr{margin:0 0 10px;border-radius:14px;overflow:hidden;border:1px solid var(--line-2);background:var(--glass)}
  .tbl:not(.spec) td{display:flex;justify-content:space-between;gap:12px;border:0;text-align:right}
  .tbl:not(.spec) td::before{content:attr(data-label);color:var(--muted);font-weight:500;text-align:left}
  .tbl:not(.spec) td:first-child{display:block;text-align:left;background:rgba(74,168,255,.14)}
  .tbl:not(.spec) td:first-child::before{display:none}
  .tbl.spec tr{display:grid}
  .tbl.spec tbody th{width:auto;padding-bottom:0;border-top:1px solid var(--line)}
  .tbl.spec td{border-top:0;padding-top:2px}
}

/* Reel machine diagram */
.machine{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0 0 20px;padding:18px;border-radius:22px;background:linear-gradient(180deg,#101a3a,#0a1028);border:1px solid var(--line-2)}
.machine .col{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px 6px;border-radius:14px;background:rgba(7,11,24,.6)}
.machine .col h4{margin:0;font:800 .8rem/1 var(--f-head);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.machine .gem{width:80px;height:64px;font-size:1rem!important;display:grid;place-items:center;font:800 .85rem/1 var(--f-head);color:#fff;clip-path:polygon(10% 32%,28% 6%,72% 6%,90% 32%,50% 96%);background:linear-gradient(180deg,#8fd4ff,#2f6bff);padding-bottom:6px}
.machine .gem.c{background:linear-gradient(180deg,#ff8595,#b30a22)}
.machine .gem.j{background:linear-gradient(180deg,#ffe28a,#e0a100);color:#2a1a00}
.machine .col span{font-size:.78rem;color:#cfe3ff;text-align:center}
.machine .col.mid{background:rgba(232,32,58,.14);box-shadow:inset 0 0 0 1px rgba(232,32,58,.5)}
.machine svg.beams{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.machine svg.beams path{fill:none;stroke:var(--gold);stroke-width:2.5;stroke-dasharray:6 6;animation:flow 1.6s linear infinite}
@keyframes flow{to{stroke-dashoffset:-24}}
.machine-res{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:-8px 0 20px}
.machine-res span{padding:6px 12px;border-radius:999px;background:var(--glass);border:1px solid var(--line);font:700 .9rem/1.2 var(--f-head)}
.machine-res .t{background:var(--gold);color:#2a1a00;border-color:var(--gold)}

/* Three ways */
.ways{display:grid;gap:14px;margin:0 0 10px}
@media (min-width:880px){.ways{grid-template-columns:repeat(3,1fr)}}
.way{position:relative;padding:22px 20px 18px;border-radius:20px;background:var(--glass);border:1px solid var(--line);overflow:hidden}
.way::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--c)}
.way:nth-child(1){--c:var(--au2)}.way:nth-child(2){--c:var(--gold)}.way:nth-child(3){--c:var(--ruby)}
.way h3{margin:0 0 10px!important;font-size:1.12rem!important}
.way .tag{display:inline-block;margin-bottom:10px;padding:3px 10px;border-radius:999px;font:700 .72rem/1.3 var(--f-head);letter-spacing:.08em;text-transform:uppercase;color:#04120c;background:var(--c)}
.way p{font-size:.98rem}

/* Bonus steps */
.walk{list-style:none!important;padding:0!important;margin:0 0 18px!important;counter-reset:w;position:relative}
.walk::before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--au1),var(--au2),var(--au3))}
.walk li{counter-increment:w;position:relative;margin:0 0 14px!important;padding:2px 0 0 56px}
.walk li::before{content:counter(w);position:absolute;left:0;top:0;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font:800 1rem/1 var(--f-head);color:#04120c;background:var(--aurora)}
.walk li b.sum{display:inline-block;margin-left:6px;padding:1px 9px;border-radius:999px;font:700 .8rem/1.5 var(--f-head);color:#2a1a00;background:var(--gold)}

/* Jackpot ladder */
.stair{display:flex;align-items:flex-end;gap:10px;height:190px;margin:0 0 20px}
.stair div{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%}
.stair i{width:100%;height:0;border-radius:10px 10px 3px 3px;background:var(--c);transition:height 1.2s cubic-bezier(.2,.7,.2,1)}
.in .stair i{height:var(--h)}
.stair b{font:800 1.05rem/1 var(--f-head)}
.stair span{font-size:.78rem;color:var(--muted)}

/* Myths */
.myths{display:grid;gap:12px}
@media (min-width:780px){.myths{grid-template-columns:1fr 1fr}.myths .myth:last-child{grid-column:1/-1}}
.myth{padding:18px 20px;border-radius:18px;background:var(--glass);border:1px solid var(--line)}
.myth h3{margin:0 0 10px!important;font-size:1.1rem!important;color:#fff!important}
.myth p{margin:0 0 8px!important;font-size:.98rem}
.myth p:last-child{margin:0!important}
.myth .lab{display:inline-block;margin-right:6px;padding:1px 8px;border-radius:6px;font:800 .72rem/1.6 var(--f-head);letter-spacing:.08em;text-transform:uppercase}
.myth .m{background:rgba(232,32,58,.2);color:#ff9aa7}
.myth .f{background:rgba(60,240,180,.18);color:var(--au1)}

/* Test plan */
.plan{list-style:none!important;padding:0!important;counter-reset:p;display:grid;gap:10px}
.plan li{counter-increment:p;position:relative;margin:0!important;padding:14px 16px 14px 60px;border-radius:16px;background:var(--glass);border:1px solid var(--line)}
.plan li::before{content:counter(p);position:absolute;left:16px;top:12px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font:800 .95rem/1 var(--f-head);color:#fff;border:2px solid var(--au2)}

/* Alternatives */
.alts{display:grid;gap:12px}
@media (min-width:760px){.alts{grid-template-columns:repeat(3,1fr)}}
.alts p{margin:0!important;padding:16px;border-radius:16px;background:var(--glass);border:1px solid var(--line);font-size:.95rem}

/* Pros cons + score */
.pc{display:grid;gap:14px;margin:0 0 16px}
@media (min-width:780px){.pc{grid-template-columns:1fr 1fr}}
.pc>div{padding:20px;border-radius:20px;background:var(--glass);border:1px solid var(--line)}
.pc p{margin:0 0 10px!important;font:800 1.05rem/1.2 var(--f-head);letter-spacing:.04em;text-transform:uppercase}
.pc .plus p{color:var(--au1)}.pc .minus p{color:#ff8a99}
.pc ul{list-style:none;padding:0;margin:0}
.pc li{position:relative;padding-left:22px}
.pc li::before{content:"";position:absolute;left:0;top:.55em;width:10px;height:10px;border-radius:2px;transform:rotate(45deg)}
.pc .plus li::before{background:var(--au1)}.pc .minus li::before{background:var(--ruby)}
.score{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin:0 0 16px;padding:18px 22px;border-radius:20px;background:linear-gradient(120deg,rgba(60,240,180,.15),rgba(168,107,255,.15));border:1px solid var(--line-2)}
.score b{font:800 2.6rem/1 var(--f-head);background:var(--aurora);-webkit-background-clip:text;background-clip:text;color:transparent}
.score span{color:var(--muted)}

/* Demo */
.demo{margin:20px 0 16px;border-radius:22px;overflow:hidden;border:1px solid var(--line-2);background:#000;box-shadow:0 24px 50px rgba(0,0,0,.45)}
.demo-scr{position:relative;aspect-ratio:16/10}
.demo-scr img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.38)}
.demo-scr iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#000}
.demo-go{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:18px;text-align:center}
.demo-go small{color:#d3dbf0}
.demo-bar{padding:12px 16px;font-size:.85rem;color:var(--muted);background:var(--deep)}
@media (max-width:699px){.demo-scr{aspect-ratio:4/5}}

/* FAQ */
.faq details{margin:0 0 10px;border-radius:16px;background:var(--glass);border:1px solid var(--line)}
.faq details[open]{border-color:var(--au2)}
.faq summary{list-style:none;cursor:pointer;position:relative;padding:15px 50px 15px 18px;font:700 1.02rem/1.35 var(--f-head);color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:18px;top:50%;width:10px;height:10px;margin-top:-7px;border-right:2px solid var(--au1);border-bottom:2px solid var(--au1);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:-2px}
.faq .a{padding:0 18px 6px}

/* Footer */
.ft{background:rgba(5,8,18,.96);border-top:1px solid var(--line);padding:40px 0 32px;color:var(--muted);font-size:.92rem}
.ft .wrap{display:grid;gap:22px}
.rg{display:grid;gap:18px;padding:24px;border-radius:22px;background:var(--glass);border:1px solid var(--line-2)}
@media (min-width:820px){.rg{grid-template-columns:auto 1fr 1fr;gap:32px;padding:28px 32px}}
.age{width:62px;height:62px;display:grid;place-items:center;border-radius:50%;border:3px solid var(--ruby);font:800 1.2rem/1 var(--f-head);color:#fff}
.rg h2{margin:0 0 8px;font:800 1.25rem/1.2 var(--f-head);color:#fff}
.rg h3{margin:0 0 8px;font:700 1rem/1.25 var(--f-head);color:var(--au1)}
.rg p{margin:0 0 10px;color:var(--text)}
.rg ul{margin:0;padding-left:1.1em}
.rg li{margin:0 0 6px}
.legal{display:grid;gap:6px;font-size:.86rem}
.legal p{margin:0;max-width:95ch}