/* PLAYGROUND — 얼음과 서리의 리치왕 테마 */
:root{
  --bg:#03090d; --bg2:#041018; --panel:rgba(5,20,31,.72); --line:rgba(75,177,250,.18); --line2:rgba(75,177,250,.42);
  --ember:#25a1f9; --ember2:#42adfa; --gold:#64b3ec; --blood:#c8281a; --txt:#dfeaf1; --dim:#91a4b2; --mute:#63727c;
  --ally:#4a90ff; --horde:#e14b3c; --ok:#5fd68a;
  --serif:"Noto Serif KR","Nanum Myeongjo","Batang",serif;
  --sans:"Noto Sans KR","Malgun Gothic","Apple SD Gothic Neo",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.7 var(--sans);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:var(--ember2);text-decoration:none}
a:hover{color:var(--gold)}
img,svg{max-width:100%}
::selection{background:var(--ember);color:#fff}
.wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}

/* ───────── 상단 바 ───────── */
.top{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s,backdrop-filter .3s}
.top.solid{background:rgba(3,9,13,.86);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.top .in{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:12px;color:var(--txt);font-family:var(--serif);font-weight:900;font-size:21px;letter-spacing:.5px}
.logo .mark{width:34px;height:34px;filter:drop-shadow(0 0 10px rgba(37,161,249,.7))}
.logo small{display:block;font:500 10px/1 var(--sans);letter-spacing:3px;color:var(--ember2);margin-top:4px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{color:var(--dim);padding:9px 14px;border-radius:8px;font-weight:500;font-size:15px;transition:.2s}
.nav a:hover,.nav a.on{color:#fff;background:rgba(37,161,249,.14)}
.nav a.cta{background:linear-gradient(135deg,var(--ember),#0f82d4);color:#fff;font-weight:700;box-shadow:0 4px 20px rgba(26,156,249,.35)}
.nav a.cta:hover{filter:brightness(1.12);transform:translateY(-1px)}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line2);color:var(--txt);border-radius:8px;width:42px;height:38px;font-size:20px;cursor:pointer}

/* ───────── 버튼 ───────── */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:12px;font-weight:700;font-size:16px;border:1px solid transparent;cursor:pointer;transition:.25s;font-family:var(--sans)}
.btn.fire{background:linear-gradient(135deg,#2fa5fa,#0f82d4);color:#fff;box-shadow:0 8px 30px rgba(26,156,249,.4),inset 0 1px 0 rgba(255,255,255,.25)}
.btn.fire:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(26,156,249,.55);color:#fff}
.btn.ghost{background:rgba(255,255,255,.04);border-color:var(--line2);color:var(--txt)}
.btn.ghost:hover{background:rgba(37,161,249,.12);color:#fff;border-color:var(--ember)}
.btn.block{width:100%;justify-content:center}

/* ───────── 히어로 ───────── */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.sky{position:absolute;inset:0;z-index:-4;background:
  radial-gradient(ellipse 80% 55% at 50% 100%,rgba(16,152,249,.55),transparent 70%),
  radial-gradient(ellipse 60% 40% at 78% 20%,rgba(25,124,195,.38),transparent 70%),
  linear-gradient(180deg,#07040a 0%,#031521 38%,#022640 72%,#0a4169 100%)}
.sun{position:absolute;z-index:-3;left:50%;top:34%;width:560px;height:560px;transform:translate(-50%,-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(75,177,250,.9) 0%,rgba(26,156,249,.5) 30%,rgba(15,120,195,.18) 55%,transparent 72%);filter:blur(6px);animation:pulse 6s ease-in-out infinite}
@keyframes pulse{50%{transform:translate(-50%,-50%) scale(1.07);opacity:.85}}
.hero svg.land{position:absolute;left:0;right:0;bottom:-2px;width:100%;height:56%;z-index:-1}
.hero svg.wing{position:absolute;z-index:-2;right:-3%;top:6%;width:62%;opacity:.9;filter:drop-shadow(0 0 40px rgba(16,152,249,.4));animation:drift 14s ease-in-out infinite}
@keyframes drift{50%{transform:translate(-14px,10px) rotate(-.6deg)}}
#embers{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.hero .copy{position:relative;z-index:2;padding:130px 0 150px;max-width:760px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:99px;background:rgba(37,161,249,.12);border:1px solid var(--line2);color:var(--ember2);font-size:13px;font-weight:700;letter-spacing:1.5px}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.eyebrow i.off{background:#777;box-shadow:none}
.hero h1{font:900 clamp(38px,6.2vw,84px)/1.08 var(--serif);word-break:keep-all;margin:22px 0 10px;letter-spacing:-1px;text-shadow:0 4px 40px rgba(16,152,249,.45)}
.hero h1 span{display:block;background:linear-gradient(180deg,#d7eefe 0%,#58b7fb 40%,#1a9cf9 100%);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 22px rgba(26,156,249,.55))}
.hero p.lead{word-break:keep-all;font-size:clamp(17px,2vw,21px);color:#c5d8e5;max-width:560px;margin:0 0 34px;text-shadow:0 2px 12px rgba(0,0,0,.7)}
.hero .acts{display:flex;gap:14px;flex-wrap:wrap}
.hero .live{position:absolute;z-index:3;left:0;right:0;bottom:26px}
.live .row{display:flex;gap:14px;flex-wrap:wrap}
.chip{display:flex;align-items:center;gap:12px;padding:12px 20px;border-radius:14px;background:rgba(2,8,13,.62);border:1px solid var(--line);backdrop-filter:blur(8px)}
.chip b{font:800 22px/1 var(--serif);color:#fff}
.chip span{color:var(--dim);font-size:13px}
.scroll{position:absolute;right:30px;bottom:40px;z-index:3;color:var(--dim);font-size:11px;letter-spacing:3px;writing-mode:vertical-rl}

/* ───────── 섹션 ───────── */
section.s{padding:110px 0;position:relative}
.sec-h{text-align:center;margin-bottom:56px}
.sec-h .k{color:var(--ember2);font-weight:700;letter-spacing:4px;font-size:13px}
.sec-h h2{font:900 clamp(30px,4.4vw,48px)/1.2 var(--serif);margin:10px 0 12px}
.sec-h p{color:var(--dim);max-width:640px;margin:0 auto}
.rule{height:2px;width:80px;margin:18px auto 0;background:linear-gradient(90deg,transparent,var(--ember),transparent)}

.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:30px;transition:.3s;overflow:hidden}
.card::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:0;background:radial-gradient(400px 200px at var(--mx,50%) -20%,rgba(37,161,249,.18),transparent 70%);opacity:0;transition:.4s}
.card:hover{border-color:var(--line2);transform:translateY(-5px);box-shadow:0 18px 50px rgba(0,0,0,.5),0 0 40px rgba(26,156,249,.08)}
.card:hover::before{opacity:1}
.card .ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;font-size:26px;background:linear-gradient(135deg,rgba(45,165,250,.25),rgba(15,120,195,.15));border:1px solid var(--line2);margin-bottom:18px}
.card h3{margin:0 0 8px;font:800 20px/1.3 var(--serif)}
.card p{margin:0;color:var(--dim);font-size:15px}

.rates .card{text-align:center;padding:28px 18px}
.rates .num{font:900 clamp(38px,5vw,56px)/1 var(--serif);background:linear-gradient(180deg,#d7eefe,#42adfa 55%,#1299f9);-webkit-background-clip:text;background-clip:text;color:transparent}
.rates .lab{margin-top:8px;font-weight:700}
.rates .sub{margin-top:4px;color:var(--mute);font-size:13px}

/* 패치노트 */
.pn-list{display:grid;gap:18px}
.pn{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.pn>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:20px 26px}
.pn>summary::-webkit-details-marker{display:none}
.pn .d{font:800 14px/1 var(--sans);color:var(--ember2);background:rgba(37,161,249,.12);border:1px solid var(--line2);padding:7px 12px;border-radius:8px;white-space:nowrap}
.pn .t{font-weight:700;flex:1}
.pn .plus{color:var(--mute);transition:.3s;font-size:22px}
.pn[open] .plus{transform:rotate(45deg);color:var(--ember)}
.pn .body{padding:4px 28px 26px;border-top:1px solid var(--line);color:#c3d1db}
.pn .body p{margin:18px 0 0}
.pn .body strong{color:#fff}
.pn-k{display:inline-block;min-width:38px;margin-right:6px;color:var(--ember2);font-weight:700}

/* 랭킹 */
.tbl{width:100%;border-collapse:separate;border-spacing:0 8px}
.tbl th{color:var(--mute);font-weight:600;font-size:13px;text-align:left;padding:0 16px;letter-spacing:1px}
.tbl td{background:var(--panel);padding:14px 16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.tbl td:first-child{border-left:1px solid var(--line);border-radius:12px 0 0 12px}
.tbl td:last-child{border-right:1px solid var(--line);border-radius:0 12px 12px 0}
.tbl tr:hover td{background:rgba(37,161,249,.1)}
.rk{font:900 20px/1 var(--serif);color:var(--mute);width:56px}
.rk.r1{color:#5ebafb;text-shadow:0 0 14px rgba(65,173,250,.6)} .rk.r2{color:#d6dbe3} .rk.r3{color:#4e9dd5}
.fac{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:8px}
.fac.a{background:var(--ally);box-shadow:0 0 8px var(--ally)} .fac.h{background:var(--horde);box-shadow:0 0 8px var(--horde)}

/* 폼 */
.pagehead{padding:150px 0 50px;text-align:center;position:relative;background:radial-gradient(ellipse 70% 100% at 50% 0,rgba(26,156,249,.22),transparent 70%)}
.pagehead h1{font:900 clamp(34px,5vw,56px)/1.15 var(--serif);margin:10px 0}
.pagehead p{color:var(--dim);max-width:620px;margin:0 auto}
.formcard{max-width:520px;margin:0 auto 100px}
.field{margin-bottom:20px}
.field label{display:block;font-weight:700;margin-bottom:8px;font-size:14px}
.field small{display:block;margin-top:6px;color:var(--mute);font-size:12.5px}
input[type=text],input[type=password],input[type=email],input[type=number]{width:100%;padding:14px 16px;border-radius:12px;border:1px solid var(--line);background:rgba(0,0,0,.4);color:var(--txt);font:inherit;transition:.2s}
input:focus{outline:none;border-color:var(--ember);box-shadow:0 0 0 4px rgba(37,161,249,.18)}
.msg{padding:14px 18px;border-radius:12px;margin-bottom:22px;font-size:15px}
.msg.err{background:rgba(30,127,196,.18);border:1px solid rgba(75,177,250,.5);color:#c2e4fd}
.msg.ok{background:rgba(60,190,110,.14);border:1px solid rgba(95,214,138,.45);color:#c9f6da}
.hp{position:absolute;left:-9999px;opacity:0}

.steps{counter-reset:s;display:grid;gap:18px;max-width:820px;margin:0 auto}
.step{display:flex;gap:20px;align-items:flex-start;padding:24px 28px}
.step::after{counter-increment:s;content:counter(s);order:-1;flex:none;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font:900 20px var(--serif);background:linear-gradient(135deg,var(--ember),#0c69ac);color:#fff;box-shadow:0 0 22px rgba(26,156,249,.5)}
.step h3{margin:0 0 6px;font-size:18px} .step p{margin:0;color:var(--dim)}
code.rl{display:block;margin-top:10px;padding:12px 16px;border-radius:10px;background:#000;border:1px solid var(--line2);color:var(--gold);font:15px/1.4 Consolas,monospace;user-select:all}
ul.rules{max-width:760px;margin:0 auto;padding:0;list-style:none;display:grid;gap:14px}
ul.rules li{padding:18px 22px 18px 54px;background:var(--panel);border:1px solid var(--line);border-radius:14px;position:relative}
ul.rules li::before{content:"✦";position:absolute;left:20px;top:17px;color:var(--ember)}

/* 푸터 */
footer{border-top:1px solid var(--line);padding:50px 0 60px;background:linear-gradient(180deg,transparent,rgba(16,152,249,.06));color:var(--mute);font-size:14px}
footer .in{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
footer b{color:var(--dim)}

/* 스크롤 등장 */
.rv{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.rv.in{opacity:1;transform:none}

@media (max-width:900px){
  .g3,.g4{grid-template-columns:repeat(2,1fr)} .g2{grid-template-columns:1fr}
  .nav{position:fixed;inset:72px 0 auto 0;background:rgba(3,9,13,.97);flex-direction:column;padding:14px 20px 24px;display:none;border-bottom:1px solid var(--line)}
  .nav.open{display:flex} .burger{display:block}
  .hero svg.wing{width:110%;right:-30%;opacity:.5}
  .scroll{display:none}
}
@media (max-width:560px){
  .g3,.g4{grid-template-columns:1fr}
  .hero .copy{padding-top:120px} .chip{padding:10px 14px} .chip b{font-size:18px}
  section.s{padding:80px 0} .tbl .hide-s{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}

.noanim{scroll-behavior:auto}.noanim .rv{opacity:1!important;transform:none!important;transition:none}
.noanim .hero{min-height:900px}

.tbl th{white-space:nowrap}

.card>*{position:relative;z-index:1}
.agree{display:flex!important;align-items:center;gap:10px;font-weight:500!important;cursor:pointer}
.agree input[type=checkbox]{width:22px;height:22px;flex:none;margin:0;accent-color:var(--ember);cursor:pointer}

/* 기여자 · 베타테스터 (작은 한 칸) */
.crew{max-width:760px;margin:0 auto;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:6px 20px}
.crew-row{display:flex;align-items:center;gap:16px;padding:12px 0;flex-wrap:wrap}
.crew-row+.crew-row{border-top:1px dashed var(--line)}
.crew-t{flex:0 0 190px;font-weight:700;color:var(--gold);font-size:14px}
.crew-l{display:flex;flex-wrap:wrap;gap:10px}
.crew-m{display:inline-flex;align-items:center;gap:8px;padding:4px 12px 4px 4px;border-radius:99px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-weight:600;font-size:14px}
.crew-f{position:relative;display:inline-block;width:32px;height:32px}
.crew-f img{width:32px;height:32px;border-radius:50%;object-fit:cover;border:1px solid var(--line2);display:block}
.crew-f img.cl{position:absolute;right:-5px;bottom:-4px;width:15px;height:15px;border-radius:4px;border:1px solid #000}
@media (max-width:560px){.crew-t{flex-basis:100%}}
.crew-i{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#163d58,#011e32);border:1px solid var(--line2);font:800 15px var(--serif);color:var(--gold)}

/* 접속 중 영웅 패널 */
.chip-btn{cursor:pointer;color:inherit;font:inherit;text-align:left}
.chip-btn:hover,.chip-btn[aria-expanded=true]{border-color:var(--ember);background:rgba(37,161,249,.14)}
.chip-btn .car{font-style:normal;font-size:9px;margin-left:4px;color:var(--ember2);display:inline-block;transition:transform .25s}
.chip-btn[aria-expanded=true] .car{transform:rotate(180deg)}
.onl{position:absolute;left:0;bottom:calc(100% + 12px);width:min(640px,100%);max-height:46vh;overflow:auto;background:rgba(2,11,18,.94);border:1px solid var(--line2);border-radius:16px;padding:16px 18px;backdrop-filter:blur(12px);box-shadow:0 20px 60px rgba(0,0,0,.6),0 0 40px rgba(26,156,249,.12);animation:onlIn .25s ease}
.onl[hidden]{display:none}
@keyframes onlIn{from{opacity:0;transform:translateY(8px)}}
.onl-h{font-weight:700;margin-bottom:12px;color:var(--gold)}
.onl-h b{color:#fff;font-size:18px}
.onl-h span{float:right;color:var(--mute);font-weight:400;font-size:12px}
.onl-l{display:flex;flex-wrap:wrap;gap:8px}
.onl .crew-m em{font-style:normal;font-weight:700;color:var(--ember2);font-size:12px;margin-left:2px}
.onl-e{color:var(--dim);font-size:14px;padding:6px 2px}

.notice{position:relative;z-index:40;margin-top:72px;background:linear-gradient(90deg,rgba(26,156,249,.25),rgba(26,156,249,.08));border-bottom:1px solid var(--line2);padding:10px 0;font-size:14px}
.notice b{color:var(--ember2);margin-right:8px}
/* ───────── 로그인 · 내 계정 ───────── */
.navbtn{background:none;border:0;color:var(--dim);padding:9px 14px;border-radius:8px;font:500 15px var(--sans);cursor:pointer;transition:.2s}
.navbtn:hover{color:#fff;background:rgba(37,161,249,.14)}
.acc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.acc-card{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:14px;background:var(--panel);border:1px solid var(--line);color:var(--txt);transition:.25s}
.acc-card:hover{border-color:var(--line2);transform:translateY(-3px);color:#fff}
.acc-card.on{border-color:var(--ember);background:rgba(37,161,249,.12);box-shadow:0 0 30px rgba(26,156,249,.15)}
.acc-card .crew-f{width:44px;height:44px;flex:none}.acc-card .crew-f img{width:44px;height:44px}.acc-card .crew-f img.cl{width:19px;height:19px}
.acc-n{display:flex;flex-direction:column;min-width:0}.acc-n b{font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.acc-n small{color:var(--mute);font-size:12.5px}
.acc-l{margin-left:auto;font:800 15px var(--serif);color:var(--gold);white-space:nowrap}
.on-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);margin-left:8px}
.acc-dh{display:flex;align-items:center;gap:16px;padding-bottom:20px;border-bottom:1px dashed var(--line)}
.acc-dh .crew-f{width:60px;height:60px}.acc-dh .crew-f img{width:60px;height:60px}.acc-dh .crew-f img.cl{width:24px;height:24px}
.acc-dn{font:900 26px var(--serif)}
.acc-stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;margin-top:22px}
.acc-stats div{padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.acc-stats span{display:block;color:var(--mute);font-size:12.5px;margin-bottom:4px}.acc-stats b{font-size:17px}
.soon{margin:22px 0 0;text-align:center;color:var(--mute);font-size:13px}
.acc-h{margin:30px 0 14px;font:800 18px var(--serif);display:flex;align-items:baseline;gap:12px}
.acc-h small{font:500 13px var(--sans);color:var(--mute)}.acc-h small b{color:var(--gold);font-size:16px}
.eq-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:8px}
.eq{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.eq-s{flex:0 0 58px;color:var(--mute);font-size:12px}.eq-n{flex:1;font-weight:600;font-size:14px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.eq-l{color:var(--dim);font-size:13px;font-weight:700}
.pf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.pf{padding:10px 14px;border-radius:10px;background:rgba(255,255,255,.03);border:1px solid var(--line)}.pf-t{display:flex;justify-content:space-between;margin-bottom:6px;font-size:14px}.pf-t span{color:var(--dim)}
.bar{height:7px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--ember),var(--gold))}
.rp-g{margin-bottom:10px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02)}.rp-g>summary{cursor:pointer;padding:12px 16px;font-weight:700;list-style:none}.rp-g>summary::-webkit-details-marker{display:none}.rp-g>summary small{color:var(--mute);font-weight:500;margin-left:6px}
.rp{padding:8px 16px 10px}.rp-t{display:flex;align-items:baseline;gap:10px;margin-bottom:5px;font-size:14px}.rp-t b{flex:1;font-weight:600}.rp-t em{font-style:normal;color:var(--mute);font-size:12px;min-width:90px;text-align:right}
.rp-t span{font-size:12px;font-weight:700;color:var(--dim)}.rk0,.rk1{color:#4ea1dc!important}.rk2{color:#3e9adc!important}.rk3{color:#e8d56a!important}.rk4,.rk5{color:#5fd68a!important}.rk6{color:#4aa8ff!important}.rk7{color:#c070ff!important}
.bar.r0 i,.bar.r1 i{background:#c8281a}.bar.r2 i{background:#2f90d5}.bar.r3 i{background:#d6c24a}.bar.r4 i,.bar.r5 i{background:#3fbf6c}.bar.r6 i{background:#3a8fe0}.bar.r7 i{background:linear-gradient(90deg,#8a4bd6,#d08aff)}
.eq-i{width:30px;height:30px;border-radius:6px;border:1px solid var(--line2);flex:none;background:rgba(0,0,0,.4);display:inline-block}
.eq{gap:9px}.eq-s{flex:0 0 52px}
.ach-r{margin-top:16px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02);padding:6px 16px 10px}
.ach-rt{font-weight:700;color:var(--gold);font-size:14px;padding:8px 0}
.ach{display:flex;align-items:baseline;gap:12px;padding:7px 0;border-top:1px dashed var(--line);font-size:14px}
.ach-n{flex:1;font-weight:600}.ach-p{color:var(--ember2);font-weight:700;font-size:13px}.ach-d{color:var(--mute);font-size:12.5px;min-width:80px;text-align:right}