:root{
  --paper:#FFFFFF;
  --cream:#FFFBF2;
  --cream-2:#FFF4DC;
  --mol:#FFC33D;
  --mol-soft:#FFE49B;
  --amber:#D98D0E;
  --soil:#8B5E3C;
  --soil-soft:#D9BFA3;
  --mole:#2E2A28;
  --nose:#E8734A;
  --leaf:#2F8F4E;
  --ink:#1C1A18;
  --ink-2:#5C5651;
  --ink-3:#9A938C;
  --line:#EFE7DA;
  --sans:'Pretendard','Pretendard Variable',-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --max:1180px;
  --sh-s:0 2px 8px rgba(139,94,60,.06);
  --sh-m:0 10px 30px -12px rgba(139,94,60,.18);
  --sh-l:0 24px 60px -20px rgba(139,94,60,.26);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--mol);color:var(--mole)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px;position:relative;z-index:2}

nav{position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(255,255,255,.85);backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
nav.stuck{border-bottom-color:var(--line);box-shadow:0 4px 20px -14px rgba(139,94,60,.4)}
.nav-in{max-width:var(--max);margin:0 auto;padding:12px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:-.03em;color:var(--ink);text-decoration:none}
.brand img{width:38px;height:38px;border-radius:12px;box-shadow:var(--sh-s)}
.nav-links{display:flex;gap:28px;font-size:14.5px;font-weight:700;color:var(--ink-2)}
.nav-links a{color:inherit;text-decoration:none;transition:color .2s}
.nav-links a:hover{color:var(--amber)}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:100px;font-weight:800;font-size:14.5px;letter-spacing:-.01em;text-decoration:none;border:0;cursor:pointer;transition:transform .18s cubic-bezier(.34,1.56,.64,1),box-shadow .18s,background .2s}
.btn-primary{background:var(--mol);color:var(--mole);box-shadow:0 8px 22px -8px rgba(255,195,61,.9)}
.btn-primary:hover{transform:translateY(-2px);background:#FFCF5C;box-shadow:0 14px 30px -8px rgba(255,195,61,1)}
.btn-ghost{background:var(--paper);color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--soil-soft);box-shadow:var(--sh-m)}
.btn-lg{padding:17px 32px;font-size:15.5px}

.chip{display:inline-flex;align-items:center;gap:9px;padding:7px 16px 7px 12px;border-radius:100px;border:1.5px solid var(--mol-soft);background:var(--cream-2);font-family:var(--mono);font-size:11.5px;font-weight:700;letter-spacing:.05em;color:var(--amber);text-transform:uppercase}
.pulse{width:6px;height:6px;border-radius:50%;background:var(--amber);position:relative}
.pulse::after{content:'';position:absolute;inset:0;border-radius:50%;background:var(--amber);animation:ping 1.8s cubic-bezier(0,0,.2,1) infinite}
@keyframes ping{75%,100%{transform:scale(3);opacity:0}}

.rv{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.08s}
.rv[data-d="2"]{transition-delay:.16s}
.rv[data-d="3"]{transition-delay:.24s}
.rv[data-d="4"]{transition-delay:.32s}
.rv[data-d="5"]{transition-delay:.40s}

header{padding:150px 0 90px;position:relative;overflow:hidden;background:radial-gradient(900px 500px at 78% 18%,rgba(255,195,61,.24),transparent 62%),radial-gradient(700px 420px at 6% 90%,rgba(255,228,155,.32),transparent 62%),linear-gradient(180deg,var(--cream) 0%,var(--paper) 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
h1{font-size:clamp(34px,4.5vw,58px);font-weight:900;line-height:1.18;letter-spacing:-.045em;margin:24px 0 22px;white-space:nowrap}
h1 .hl{position:relative;display:inline-block;z-index:1}
h1 .hl::after{content:'';position:absolute;left:-.06em;right:-.06em;bottom:.05em;height:.34em;background:var(--mol);border-radius:6px;z-index:-1;transform:scaleX(0);transform-origin:left;animation:swipe .9s cubic-bezier(.16,1,.3,1) .5s forwards}
@keyframes swipe{to{transform:scaleX(1)}}
.hero-sub{font-size:clamp(15px,1.5vw,17.5px);line-height:1.78;color:var(--ink-2);max-width:490px;font-weight:500}
.hero-sub b{color:var(--ink);font-weight:800;background:linear-gradient(180deg,transparent 60%,var(--mol-soft) 60%)}
.hero-cta{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero-note{margin-top:26px;display:flex;gap:18px;flex-wrap:wrap;font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.hero-note span{display:flex;align-items:center;gap:6px}
.hero-note i{width:5px;height:5px;border-radius:50%;background:var(--mol)}

.stage{position:relative;max-width:470px;margin:0 auto;width:100%;aspect-ratio:1/1.22}
.stage svg{width:100%;height:100%;overflow:visible;position:relative;z-index:2}
.mole-img{position:absolute;left:50%;top:36.5%;width:28%;transform:translate(-50%,-50%);filter:drop-shadow(0 14px 26px rgba(139,94,60,.3));animation:bob 3.6s ease-in-out infinite;pointer-events:none;z-index:1}
@keyframes bob{0%,100%{transform:translate(-50%,-50%)}50%{transform:translate(-50%,-57%)}}
.ring{fill:none;stroke:var(--line);stroke-width:1.5}
.ring-run{fill:none;stroke:var(--mol);stroke-width:3.5;stroke-linecap:round;stroke-dasharray:170 1000;animation:orbit 5s linear infinite}
@keyframes orbit{to{stroke-dashoffset:-1170}}
.spoke{stroke:var(--line);stroke-width:1.5;stroke-dasharray:2 6}
.node circle{fill:var(--paper);stroke:var(--line);stroke-width:1.5;transition:stroke .3s,fill .3s;filter:drop-shadow(0 4px 12px rgba(139,94,60,.12))}
.node:hover circle,.node.hot circle{stroke:var(--mol);fill:var(--cream-2)}
.node text{font-family:var(--sans);font-size:11.5px;font-weight:800;fill:var(--ink-2);text-anchor:middle;transition:fill .3s}
.node:hover text,.node.hot text{fill:var(--amber)}
.node .ico{font-size:20px;text-anchor:middle}
.spark{fill:var(--mol);opacity:0;filter:drop-shadow(0 0 6px rgba(255,195,61,1))}
.pot{fill:var(--paper);stroke:var(--mol);stroke-width:2.5;filter:drop-shadow(0 12px 28px rgba(255,195,61,.45))}
.pot-cap{font-family:var(--mono);font-size:8.5px;font-weight:700;fill:var(--amber);text-anchor:middle;letter-spacing:.12em}
.pot-val{font-family:var(--sans);font-size:25px;font-weight:900;fill:var(--ink);text-anchor:middle;letter-spacing:-.045em}
.pot-sub{font-family:var(--sans);font-size:10px;font-weight:600;fill:var(--ink-3);text-anchor:middle}

section{padding:104px 0;position:relative}
.tinted{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head.mid{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-family:var(--mono);font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);margin-bottom:16px}
h2{font-size:clamp(27px,3.6vw,44px);font-weight:900;line-height:1.28;letter-spacing:-.04em}
h2 mark{background:linear-gradient(180deg,transparent 56%,var(--mol) 56%);color:var(--ink);padding:0 3px}
.lead{margin-top:18px;font-size:16px;line-height:1.78;color:var(--ink-2);font-weight:500}

.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pillar{position:relative;padding:32px 28px;border-radius:22px;background:var(--paper);border:1.5px solid var(--line);box-shadow:var(--sh-s);transition:transform .4s cubic-bezier(.16,1,.3,1),box-shadow .4s,border-color .4s}
.pillar:hover{transform:translateY(-6px);box-shadow:var(--sh-l);border-color:var(--mol-soft)}
.pillar .badge{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;font-size:22px;background:var(--cream-2);border:1.5px solid var(--mol-soft);margin-bottom:18px}
.pillar.soil .badge{background:#F5EBE0;border-color:var(--soil-soft)}
.pillar.leaf .badge{background:#E9F6EE;border-color:#B7E3C6}
.p-t{font-size:21px;font-weight:900;letter-spacing:-.035em;line-height:1.45;margin-bottom:12px}
.p-t span{color:var(--amber)}
.pillar.soil .p-t span{color:var(--soil)}
.pillar.leaf .p-t span{color:var(--leaf)}
.p-b{font-size:14.5px;line-height:1.78;color:var(--ink-2);font-weight:500}
.p-tag{display:inline-block;margin-top:20px;padding:5px 11px;border-radius:8px;font-family:var(--mono);font-size:10.5px;font-weight:700;background:var(--cream-2);color:var(--amber);border:1px solid var(--mol-soft)}
.pillar.soil .p-tag{background:#F5EBE0;color:var(--soil);border-color:var(--soil-soft)}
.pillar.leaf .p-tag{background:#E9F6EE;color:var(--leaf);border-color:#B7E3C6}

.ways{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.way{padding:28px 18px 24px;border-radius:20px;text-align:center;cursor:pointer;background:var(--paper);border:1.5px solid var(--line);box-shadow:var(--sh-s);transition:transform .35s cubic-bezier(.34,1.56,.64,1),box-shadow .3s,border-color .3s}
.way:hover{transform:translateY(-8px);border-color:var(--mol);box-shadow:0 20px 40px -16px rgba(255,195,61,.7)}
.way .emo{font-size:34px;display:block;transition:transform .35s cubic-bezier(.34,1.56,.64,1)}
.way:hover .emo{transform:scale(1.2) rotate(-8deg)}
.way .verb{font-size:16.5px;font-weight:900;letter-spacing:-.03em;margin-top:14px}
.way .desc{font-size:12.5px;color:var(--ink-3);margin-top:7px;line-height:1.6;font-weight:500}
.way .pt{margin-top:16px;display:inline-block;padding:5px 12px;border-radius:100px;font-family:var(--mono);font-size:11.5px;font-weight:700;background:var(--cream-2);color:var(--amber);transition:background .3s,color .3s}
.way:hover .pt{background:var(--mol);color:var(--mole)}
.ways-foot{margin-top:26px;padding:22px 26px;border-radius:18px;background:var(--paper);border:2px dashed var(--mol-soft);display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:14.5px;font-weight:600;color:var(--ink-2);line-height:1.7}
.ways-foot b{color:var(--ink);font-weight:900}

.contract{display:grid;grid-template-columns:1fr 1fr;border:1.5px solid var(--line);border-radius:26px;overflow:hidden;background:var(--paper);box-shadow:var(--sh-m)}
.c-left{padding:46px 42px;border-right:1.5px solid var(--line)}
.c-left h3{font-size:22px;font-weight:900;letter-spacing:-.035em;line-height:1.5}
.c-list{margin-top:26px;display:flex;flex-direction:column;gap:16px}
.c-item{display:flex;gap:13px;align-items:flex-start;font-size:14.5px;line-height:1.72;color:var(--ink-2);font-weight:500}
.c-item .tick{flex:0 0 21px;height:21px;border-radius:7px;margin-top:2px;display:grid;place-items:center;background:var(--mol);color:var(--mole);font-size:11px;font-weight:900}
.c-item b{color:var(--ink);font-weight:800}
.c-right{padding:26px;background:var(--mole)}
.term{font-family:var(--mono);font-size:12.5px;line-height:1.95;color:#C9C3BC}
.term-bar{display:flex;gap:6px;padding-bottom:16px;margin-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1)}
.term-bar i{width:9px;height:9px;border-radius:50%}
.term-bar i:nth-child(1){background:#E8734A}
.term-bar i:nth-child(2){background:#FFC33D}
.term-bar i:nth-child(3){background:#3BA55C}
.term .k{color:#8FB8E8}
.term .s{color:#FFC33D}
.term .n{color:#F0A868}
.term .fn{color:#7DD8A0}
.term .c{color:#7A736C}
.cursor{display:inline-block;width:8px;height:15px;background:var(--mol);vertical-align:-2px;animation:blink 1.05s step-end infinite}
@keyframes blink{50%{opacity:0}}

.impact{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.imp{padding:38px 34px;border-radius:24px;border:1.5px solid var(--line);background:linear-gradient(165deg,#FBF2E9,var(--paper) 62%);box-shadow:var(--sh-s)}
.imp.g{background:linear-gradient(165deg,#EDF8F1,var(--paper) 62%)}
.imp .emo{font-size:40px;display:block;margin-bottom:18px}
.imp h3{font-size:22px;font-weight:900;letter-spacing:-.035em;line-height:1.5}
.imp p{margin-top:14px;font-size:14.5px;line-height:1.78;color:var(--ink-2);font-weight:500}
.bar{margin-top:28px}
.bar-top{display:flex;justify-content:space-between;font-family:var(--mono);font-size:11.5px;font-weight:700;color:var(--ink-3);margin-bottom:9px}
.bar-top b{color:var(--soil)}
.imp.g .bar-top b{color:var(--leaf)}
.track{height:9px;border-radius:99px;background:var(--line);overflow:hidden}
.fill{height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--soil),var(--mol));transition:width 1.8s cubic-bezier(.16,1,.3,1)}
.fill.on{width:73%}
.imp.g .fill{background:linear-gradient(90deg,var(--leaf),#8BD9A8)}
.imp.g .fill.on{width:61%}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{padding:32px 24px;border-radius:20px;text-align:center;background:var(--paper);border:1.5px solid var(--line);box-shadow:var(--sh-s);transition:transform .35s cubic-bezier(.16,1,.3,1),box-shadow .35s}
.stat:hover{transform:translateY(-4px);box-shadow:var(--sh-m)}
.stat .v{font-size:clamp(28px,3.2vw,40px);font-weight:900;letter-spacing:-.05em;line-height:1;color:var(--ink)}
.stat .v em{font-style:normal;color:var(--amber)}
.stat .l{margin-top:12px;font-size:13px;color:var(--ink-2);font-weight:700;line-height:1.5}
.stat .sub{margin-top:6px;font-family:var(--mono);font-size:10.5px;color:var(--ink-3)}

.cta{text-align:center;padding:72px 34px;border-radius:32px;position:relative;overflow:hidden;background:radial-gradient(700px 400px at 50% 0%,var(--cream-2),var(--cream) 72%);border:1.5px solid var(--mol-soft)}
.cta .mole-sm{width:100px;height:100px;border-radius:28px;box-shadow:var(--sh-m);margin-bottom:22px;animation:bob 3.6s ease-in-out infinite}
.cta h2{max-width:640px;margin:20px auto 0}
.cta p{margin:20px auto 0;max-width:470px;font-size:15.5px;line-height:1.78;color:var(--ink-2);font-weight:500}
.stores{display:flex;gap:12px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.store{display:inline-flex;align-items:center;gap:11px;padding:15px 28px;border-radius:16px;text-decoration:none;background:var(--mole);color:#fff;font-weight:800;font-size:14.5px;letter-spacing:-.01em;transition:transform .2s cubic-bezier(.34,1.56,.64,1),box-shadow .2s}
.store:hover{transform:translateY(-3px);box-shadow:0 18px 36px -14px rgba(46,42,40,.7)}
.store.y{background:var(--mol);color:var(--mole)}
.store.y:hover{box-shadow:0 18px 36px -14px rgba(255,195,61,1)}
.store svg{width:19px;height:19px}
.fine{margin-top:26px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}

footer{border-top:1.5px solid var(--line);padding:44px 0;background:var(--cream)}
.foot{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.foot-l{font-size:13px;color:var(--ink-3);font-weight:500;line-height:1.8}
.foot-links{display:flex;gap:22px;font-size:13.5px;font-weight:700}
.foot-links a{color:var(--ink-2);text-decoration:none;transition:color .2s}
.foot-links a:hover{color:var(--amber)}

a:focus-visible,button:focus-visible,.way:focus-visible,.pillar:focus-visible{outline:2.5px solid var(--amber);outline-offset:3px;border-radius:10px}

@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .stage{max-width:390px;order:-1}
  .pillars,.impact{grid-template-columns:1fr}
  .ways{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .contract{grid-template-columns:1fr}
  .c-left{border-right:0;border-bottom:1.5px solid var(--line);padding:36px 28px}
  .nav-links{display:none}
  header{padding:120px 0 70px}
  section{padding:76px 0}
}
@media(max-width:640px){
  h1{white-space:normal;font-size:clamp(29px,7.6vw,40px)}
}
@media(max-width:520px){
  .ways,.stats{grid-template-columns:1fr}
  .wrap{padding:0 20px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  h1 .hl::after{transform:scaleX(1)}
  .fill{width:73%!important}
  .imp.g .fill{width:61%!important}
}
/* ═══════ 초대 / 공유 ═══════ */
.invite{margin-top:34px;padding:26px;border-radius:22px;background:var(--paper);border:1.5px solid var(--line);box-shadow:var(--sh-m);max-width:520px;margin-left:auto;margin-right:auto;text-align:left}
.invite-h{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:900;letter-spacing:-.03em;margin-bottom:6px}
.invite-h .pill{padding:3px 9px;border-radius:100px;background:var(--cream-2);color:var(--amber);font-family:var(--mono);font-size:10.5px;font-weight:700}
.invite-p{font-size:13.5px;color:var(--ink-2);line-height:1.7;font-weight:500;margin-bottom:16px}
.invite-row{display:flex;gap:8px}
.invite-in{flex:1;min-width:0;padding:13px 15px;border-radius:12px;border:1.5px solid var(--line);background:var(--cream);font-family:var(--mono);font-size:12.5px;color:var(--ink-2);outline:0}
.invite-in:focus{border-color:var(--mol)}
.btn-kakao{background:#FEE500;color:#191600}
.btn-kakao:hover{background:#FFE94D;box-shadow:0 12px 26px -10px rgba(254,229,0,1)}
.invite-stat{margin-top:14px;display:flex;gap:18px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.invite-stat b{color:var(--amber)}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);z-index:99;padding:13px 22px;border-radius:100px;background:var(--mole);color:#fff;font-size:14px;font-weight:700;box-shadow:var(--sh-l);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* 초대받고 들어온 사람에게 뜨는 배너 */
.ref-banner{position:relative;z-index:3;background:var(--mol);color:var(--mole);text-align:center;padding:11px 20px;font-size:14px;font-weight:800;letter-spacing:-.02em}
.ref-banner b{background:rgba(255,255,255,.55);padding:2px 8px;border-radius:6px;font-family:var(--mono);font-size:12.5px}
body.has-ref nav{top:41px}
body.has-ref header{padding-top:190px}
@media(max-width:960px){body.has-ref header{padding-top:160px}}

/* 준비중 페이지 */
.soon{min-height:100vh;display:grid;place-items:center;text-align:center;padding:40px 24px;background:linear-gradient(180deg,var(--cream),var(--paper))}
.soon img{width:120px;height:120px;border-radius:32px;box-shadow:var(--sh-m);animation:bob 3.6s ease-in-out infinite}
.soon h1{white-space:normal;font-size:clamp(26px,5vw,38px);margin:26px 0 14px}
.soon p{font-size:15.5px;color:var(--ink-2);line-height:1.75;font-weight:500;max-width:400px;margin:0 auto}
.soon .plat{margin-top:22px;font-family:var(--mono);font-size:12px;color:var(--ink-3)}

/* 앵커 이동 시 고정 네비에 제목이 가리지 않도록 */
section[id]{scroll-margin-top:90px}
body.has-ref section[id]{scroll-margin-top:130px}

/* ═══════════════════════════════════
   보상 부스터
   ═══════════════════════════════════ */
.boost{
  display:grid;
  grid-template-columns:1fr 260px;
  grid-template-areas:'gauge mult' 'cards cards';
  gap:30px 40px;
  padding:40px;border-radius:28px;
  background:var(--paper);border:1.5px solid var(--line);box-shadow:var(--sh-m);
}

/* ── 게이지 ── */
.boost-gauge{grid-area:gauge;display:flex;flex-direction:column;justify-content:center}
.gauge-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:16px}
.gauge-l{font-size:14.5px;font-weight:800;color:var(--ink-2)}
.gauge-mol{
  font-size:clamp(28px,3.6vw,42px);font-weight:900;letter-spacing:-.05em;
  color:var(--ink);line-height:1;
  transition:transform .2s cubic-bezier(.34,1.56,.64,1);
}
.gauge-mol.bump{transform:scale(1.08)}

.gauge-wrap{position:relative;height:26px;display:flex;align-items:center}
.gauge-track{
  position:absolute;left:0;right:0;height:16px;border-radius:99px;
  background:var(--line);overflow:hidden;
}
.gauge-fill{
  height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--soil) 0%,var(--mol) 55%,#FFDC7A 100%);
  transition:width .28s cubic-bezier(.16,1,.3,1);
}
.gauge-glow{
  position:absolute;top:0;bottom:0;width:60px;left:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.75),transparent);
  transform:translateX(-100%);opacity:0;
}
.gauge-glow.run{animation:sweep .7s ease-out}
@keyframes sweep{
  0%{transform:translateX(-60px);opacity:0}
  30%{opacity:1}
  100%{transform:translateX(var(--sweep,300px));opacity:0}
}
/* 실제 input 은 투명하게 트랙 위에 올림 */
.gauge-input{
  position:relative;z-index:2;width:100%;height:26px;
  -webkit-appearance:none;appearance:none;background:transparent;outline:0;cursor:grab;margin:0;
}
.gauge-input:active{cursor:grabbing}
.gauge-input::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:30px;height:30px;border-radius:50%;
  background:var(--paper);border:4px solid var(--mol);cursor:grab;
  box-shadow:0 5px 18px -3px rgba(255,195,61,1);
  transition:transform .16s cubic-bezier(.34,1.56,.64,1);
}
.gauge-input::-webkit-slider-thumb:active{transform:scale(1.2)}
.gauge-input::-moz-range-thumb{
  width:30px;height:30px;border-radius:50%;background:var(--paper);
  border:4px solid var(--mol);cursor:grab;box-shadow:0 5px 18px -3px rgba(255,195,61,1);
}
.gauge-input:focus-visible{outline:2.5px solid var(--amber);outline-offset:5px;border-radius:99px}

.gauge-marks{display:flex;justify-content:space-between;margin-top:14px}
.mk{
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--ink-3);
  display:flex;flex-direction:column;gap:3px;transition:color .3s;
}
.mk i{font-style:normal;font-size:9px;font-weight:700;color:var(--ink-3);opacity:.7}
.mk:first-child{align-items:flex-start}
.mk:last-child{align-items:flex-end}
.mk.on{color:var(--amber)}
.mk.on i{color:var(--amber);opacity:1}

/* ── 배율 링 ── */
.boost-mult{grid-area:mult;display:grid;place-items:center}
.mult-ring{position:relative;width:200px;height:200px}
.mult-ring svg{width:100%;height:100%}
.mr-bg{fill:none;stroke:var(--line);stroke-width:13}
.mr-fg{
  fill:none;stroke:var(--mol);stroke-width:13;stroke-linecap:round;
  stroke-dasharray:540;stroke-dashoffset:540;
  transition:stroke-dashoffset .34s cubic-bezier(.16,1,.3,1),stroke .3s;
  filter:drop-shadow(0 0 10px rgba(255,195,61,.7));
}
.mult-core{
  position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:2px;
  pointer-events:none;
}
.mult-x{
  font-size:44px;font-weight:900;letter-spacing:-.06em;line-height:1;color:var(--ink);
  transition:transform .2s cubic-bezier(.34,1.56,.64,1),color .3s;
}
.mult-x.bump{transform:scale(1.14)}
.mult-x.max{color:var(--amber)}
.mult-c{font-size:12px;font-weight:800;color:var(--ink-3);letter-spacing:-.01em}

/* 최대 도달 시 터지는 효과 */
.mult-burst{position:absolute;inset:0;pointer-events:none}
.spark2{
  position:absolute;left:50%;top:50%;width:8px;height:8px;border-radius:50%;
  background:var(--mol);opacity:0;
}
.spark2.go{animation:burst .75s cubic-bezier(.16,1,.3,1) forwards}
@keyframes burst{
  0%{opacity:1;transform:translate(-50%,-50%) scale(.4)}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx)),calc(-50% + var(--dy))) scale(.2)}
}

/* ── 보상 카드 ── */
.boost-cards{
  grid-area:cards;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;
  padding-top:30px;border-top:1.5px dashed var(--line);
}
.bc{
  padding:20px 14px;border-radius:18px;text-align:center;
  background:var(--cream);border:1.5px solid var(--line);
  transition:transform .3s cubic-bezier(.34,1.56,.64,1),border-color .3s,background .3s;
}
.bc.pop{transform:translateY(-6px);border-color:var(--mol);background:var(--cream-2)}
.bc-e{font-size:28px;display:block;line-height:1}
.bc-n{display:block;margin-top:10px;font-size:12.5px;font-weight:800;color:var(--ink-2);letter-spacing:-.02em}
.bc-v{
  display:block;margin-top:10px;font-family:var(--mono);font-size:12px;color:var(--ink-3);
}
.bc-v b{
  font-family:var(--sans);font-size:19px;font-weight:900;color:var(--ink);
  letter-spacing:-.04em;margin-right:2px;
  transition:color .3s;
}
.bc.pop .bc-v b{color:var(--amber)}

/* ── 선순환 ── */
.loop{
  margin-top:22px;padding:26px 30px;border-radius:22px;
  background:var(--paper);border:1.5px solid var(--line);
  display:flex;align-items:center;gap:8px;
}
.lp{
  flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:5px;
  padding:14px 10px;border-radius:16px;transition:background .3s,transform .3s;
}
.lp-e{font-size:26px;line-height:1}
.lp b{font-size:15px;font-weight:900;letter-spacing:-.03em;color:var(--ink)}
.lp span:last-child{font-size:12px;line-height:1.55;color:var(--ink-3);font-weight:500}
.lp.hot{background:var(--cream-2)}
.lp.hot b{color:var(--amber)}
.lp-a{
  flex:0 0 auto;font-size:18px;color:var(--soil-soft);font-weight:900;
  animation:nudge 1.9s ease-in-out infinite;
}
.lp-a:nth-of-type(2){animation-delay:.25s}
.lp-a:nth-of-type(3){animation-delay:.5s}
@keyframes nudge{0%,100%{transform:translateX(0);opacity:.55}50%{transform:translateX(4px);opacity:1}}

@media(max-width:960px){
  .boost{grid-template-columns:1fr;grid-template-areas:'mult' 'gauge' 'cards';gap:26px;padding:30px 24px}
  .boost-cards{grid-template-columns:repeat(3,1fr);padding-top:24px}
  .loop{flex-direction:column;gap:4px;padding:22px}
  .lp{flex-direction:row;text-align:left;justify-content:flex-start;gap:14px;width:100%;padding:12px 14px}
  .lp b{flex:0 0 68px}
  .lp-a{transform:rotate(90deg);animation:none;opacity:.5}
}
@media(max-width:520px){
  .boost-cards{grid-template-columns:repeat(2,1fr)}
  .gauge-mol{font-size:30px}
  .mult-ring{width:170px;height:170px}
  .mult-x{font-size:38px}
}
@media(prefers-reduced-motion:reduce){
  .lp-a{animation:none}
  .spark2.go{animation:none;opacity:0}
  .gauge-glow.run{animation:none}
}