:root{--p:#1d4ed8;--pd:#1e3a8a;--pl:#eff4ff;--pb:#c7d7fe;--ink:#0a0a0a;--mut:#737373;--bd:#e5e5e5;--bg:#fafafa}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 "Pretendard Variable",Pretendard,system-ui,-apple-system,"Noto Sans KR",sans-serif;color:var(--ink);background:#fff;word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:inherit}h1,h2,h3{margin:0;letter-spacing:-.025em;font-weight:600;line-height:1.15}
h1{font-size:clamp(36px,7vw,64px);line-height:1.08}h2{font-size:clamp(24px,3.4vw,34px)}h3{font-size:19px}
p{margin:0}.mut{color:var(--mut)}.center{text-align:center}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}.narrow{max-width:720px}
.nav{position:fixed;inset:0 0 auto;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:blur(8px);border-bottom:1px solid transparent}
.nav-in{display:flex;align-items:center;height:64px}.logo{font-weight:700;font-size:17px;letter-spacing:-.02em;text-decoration:none}
.nav nav{display:flex;gap:4px;margin:0 auto}.nav nav a{padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500;color:var(--mut);text-decoration:none;transition:.15s}.nav nav a:hover{background:#f5f5f5;color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:12px;background:var(--ink);color:#fff;font:600 15px inherit;font-family:inherit;text-decoration:none;border:0;cursor:pointer;transition:.15s;box-shadow:0 1px 2px rgba(0,0,0,.1)}
.btn:hover{background:#262626}.btn:active{transform:scale(.98)}.btn-sm{padding:8px 14px;font-size:13px;border-radius:8px}.btn-block{width:100%}
.hero{padding:140px 0 72px;background:linear-gradient(to bottom,transparent,rgba(0,0,0,.02))}
.pill{display:inline-block;border:1px solid var(--bd);border-radius:99px;padding:4px 13px;font-size:12px;font-weight:500;color:#525252;margin-bottom:20px}
.h-sub{font-size:clamp(22px,3vw,30px);font-weight:500;letter-spacing:-.02em;margin-top:20px}
.lead{max-width:640px;margin:20px auto 0;color:var(--mut);font-size:17px;line-height:1.7}
.cdbox{margin-top:48px;border:1px solid var(--bd);background:rgba(250,250,250,.85);border-radius:20px;padding:44px 20px}
.cdbox h2{font-size:clamp(22px,3vw,30px)}.cdbox .mut{margin-top:10px;font-size:15px}
.cd{display:flex;justify-content:center;align-items:flex-end;gap:8px;margin-top:30px;flex-wrap:wrap}
.cg{display:flex;flex-direction:column;align-items:center;gap:8px}.row-t{display:flex;gap:5px}
.lb{font-size:12px;font-weight:500;letter-spacing:.1em;color:var(--mut)}.colon{padding-bottom:30px;font:300 30px ui-monospace,monospace;color:#a3a3a3}
.tile{position:relative;width:34px;height:52px;overflow:hidden;border-radius:8px;border:1px solid #262626;background:var(--ink);perspective:400px;box-shadow:inset 0 -8px 16px rgba(0,0,0,.45),0 4px 12px rgba(0,0,0,.15)}
.tile:before{content:"";position:absolute;inset:0 0 50%;background:rgba(255,255,255,.05);z-index:2}
.tile:after{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:rgba(64,64,64,.9);z-index:3}
.tile span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;font:600 28px ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;backface-visibility:hidden;transform-origin:50% 50%}
.tile .inn{animation:rollin .45s cubic-bezier(.2,.8,.2,1) both}.tile .first{animation:none}
.tile .out{animation:rollout .45s cubic-bezier(.6,0,.8,.4) both}
@keyframes rollin{from{opacity:0;transform:rotateX(-90deg) translateY(-30%)}to{opacity:1;transform:none}}
@keyframes rollout{from{opacity:1;transform:none}to{opacity:0;transform:rotateX(90deg) translateY(30%)}}
@media(min-width:640px){.tile{width:48px;height:80px}.tile span{font-size:42px}.cd{gap:12px}.colon{padding-bottom:34px;font-size:34px}}
@media(min-width:900px){.tile{width:56px;height:96px}.tile span{font-size:50px}.cd{gap:16px}}
.cd-note{margin:26px 0 20px;font-size:15px;color:#525252}.cd-note b{color:var(--ink)}
.sec{padding:84px 0}.bt{border-top:1px solid var(--bd)}.head{text-align:center;margin-bottom:44px}.head p{margin-top:12px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.box{border:1px solid var(--bd);border-radius:16px;padding:28px;background:#fff;transition:.2s}.box:hover{border-color:#a3a3a3;transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.box h3{margin:14px 0 8px}.no{font:600 13px ui-monospace,monospace;color:#a3a3a3;letter-spacing:.1em}
.ul{list-style:none;padding:0;margin:16px 0 0}.ul li{padding:6px 0 6px 22px;position:relative;font-size:15px}.ul li:before{content:"";position:absolute;left:2px;top:15px;width:8px;height:2px;background:var(--ink)}
.tbl{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--bd);border-radius:14px;overflow:hidden}
.tbl th,.tbl td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--bd);font-size:15px}.tbl tr:last-child td{border:0}.tbl th{background:var(--bg);font-weight:600}
.qa{border:1px solid var(--bd);border-radius:14px;padding:4px 20px;margin-bottom:10px;transition:.15s}.qa[open]{background:var(--bg)}
.qa summary{cursor:pointer;list-style:none;padding:14px 0;display:flex;justify-content:space-between;gap:12px}.qa summary::-webkit-details-marker{display:none}
.qa summary:after{content:"+";font-size:22px;line-height:1;color:var(--mut)}.qa[open] summary:after{content:"−"}.qa h3{font-size:16px;font-weight:600}.qa p{color:var(--mut);padding-bottom:16px;font-size:15px}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}.reveal.in{opacity:1;transform:none}
.page{padding:120px 0 80px}.page h1{font-size:clamp(30px,5vw,44px);text-align:center}.page .sub{text-align:center;color:var(--mut);margin:12px 0 32px}
.form{display:grid;gap:18px;border:1px solid var(--bd);border-radius:20px;padding:32px;background:#fff}
fieldset{border:0;padding:0;margin:0}legend{font-weight:600;font-size:14px;margin-bottom:10px}
.types{display:grid;grid-template-columns:1fr 1fr;gap:12px}.type{cursor:pointer;position:relative}.type input{position:absolute;opacity:0}
.type span{display:block;padding:18px;border:1px solid var(--bd);border-radius:14px;transition:.15s;height:100%}.type b{font-weight:600}.type small{display:block;color:var(--mut);margin-top:3px;font-size:13px}
.type:hover span{border-color:#a3a3a3}.type input:checked+span{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}.type input:focus-visible+span{outline:2px solid var(--ink);outline-offset:2px}
label{display:block;font-weight:600;font-size:14px}
input:not([type=radio]):not([type=checkbox]),select{display:block;width:100%;margin-top:7px;padding:13px 14px;border:1px solid var(--bd);border-radius:10px;font:400 15px inherit;font-family:inherit;background:#fff;color:var(--ink);transition:.15s}
select{appearance:none;padding-right:40px;cursor:pointer;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%230a0a0a' stroke-width='1.8'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E") no-repeat right 16px center}
input:focus,select:focus{outline:0;border-color:var(--ink);box-shadow:0 0 0 3px rgba(0,0,0,.08)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.grp{display:grid;gap:14px;padding:20px;border-radius:14px;background:var(--bg);border:1px solid var(--bd)}.grp[hidden]{display:none}.hint{color:var(--mut);font-size:14px}
.chk{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:14px}.chk input{margin-top:4px;accent-color:var(--ink)}
.hp{position:absolute;left:-9999px}.alert{background:#fafafa;border:1px solid var(--ink);border-radius:12px;padding:12px 18px;margin-bottom:16px;font-size:14px}.alert ul{margin:0;padding-left:18px}
.done{text-align:center;border:1px solid var(--bd);border-radius:20px;padding:56px 24px}.done h1{margin-bottom:12px}.done p{color:var(--mut);margin-bottom:24px}
.prose h2{font-size:19px;margin:30px 0 8px}.prose h1{text-align:left}.prose li,.prose p{color:#404040}.muted{color:var(--mut);font-size:14px}
.foot{border-top:1px solid var(--bd);padding:40px 0;font-size:13px;color:var(--mut)}.foot p{margin:4px 0}.foot a{color:var(--ink)}.foot-logo{color:var(--ink);font-weight:700;font-size:16px;margin-bottom:10px}
@media(max-width:760px){.grid2,.grid3,.row,.row3,.types{grid-template-columns:1fr}.nav nav{display:none}.nav-in{justify-content:space-between}.hero{padding:104px 0 48px}.sec{padding:56px 0}.form{padding:22px}}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.tile span{animation:none!important}}

/* ===== 메인 컬러 (블루) — 평면, 그라데이션/글로우 없음 ===== */
::selection{background:var(--pb)}
.nav nav a:hover{background:var(--pl);color:var(--p)}
.btn{background:var(--p);box-shadow:none}.btn:hover{background:var(--pd)}
.hero{background:#fff}
.pill{border-color:var(--p);background:#fff;color:var(--p)}
.hl{color:var(--p)}
.cdbox{background:var(--bg);border-color:var(--bd)}
.cd-note b{color:var(--p)}
.colon{color:#a3a3a3}
.box:hover{border-color:var(--p);box-shadow:none}
.no{color:var(--p)}
.ul li:before{background:var(--p)}
.tbl th{background:var(--bg);color:var(--ink)}.tbl td:nth-child(2){color:var(--p);font-weight:700}
.qa[open]{background:var(--bg)}.qa summary:after{color:var(--p)}
.type:hover span{border-color:var(--p)}.type input:checked+span{border-color:var(--p);background:var(--pl);box-shadow:0 0 0 1px var(--p)}.type input:focus-visible+span{outline-color:var(--p)}
input:focus,select:focus{border-color:var(--p);box-shadow:0 0 0 3px var(--pb)}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%231d4ed8' stroke-width='2'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E")}
.grp{background:var(--bg);border-color:var(--bd)}
.chk input{accent-color:var(--p)}.alert{border-color:var(--p);background:var(--pl)}
.done{background:#fff}
.foot a:hover{color:var(--p)}
/* 상단 라벨: 타원 대신 양옆 선 */
.tag{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:22px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--p)}
.tag:before,.tag:after{content:"";width:36px;height:1px;background:var(--p);opacity:.5}
.lead{max-width:760px;text-wrap:balance}.lead span{display:block;margin-top:6px}.lead span:first-child{margin-top:0}
.lead span:last-child{color:var(--ink);font-weight:600;margin-top:14px}
.lead br.m{display:none}
@media(max-width:760px){.lead br.m{display:block}.lead{font-size:16px}}

.req{font-style:normal;color:var(--p);margin-left:3px;font-weight:700}
.stp{display:inline-block;font:700 11px ui-monospace,monospace;letter-spacing:.1em;color:#fff;background:var(--ink);border-radius:4px;padding:2px 7px;margin-right:8px}
.stp-l{display:flex;align-items:center;font-weight:600;font-size:14px;margin-bottom:18px;padding-top:6px;border-top:1px solid var(--bd);padding-top:18px}
.back{margin-left:auto;background:none;border:0;color:var(--mut);font:inherit;font-size:13px;text-decoration:underline;cursor:pointer}
#rest{display:grid;gap:18px}#rest[hidden]{display:none}
.types{gap:14px}.type span{padding:26px 22px}.type b{font-size:18px}
/* ===== 카운트다운: 가로 풀너비 블랙 띠 (타일은 흰색 반전) ===== */
html{overflow-x:clip}
.hero{padding-bottom:0}.flush{padding:0;border-top:0}
.cdbox{width:100vw;margin:56px 0 0 calc(50% - 50vw);border:0;border-radius:0;background:var(--ink);color:#fff;padding:64px 20px 68px}
.flush .cdbox{margin-top:0}
.cdbox h2{color:#fff}.cdbox .mut{color:#a3a3a3}
.cdbox .tile{background:#fafafa;border:1px solid #fff;box-shadow:inset 0 -8px 14px rgba(0,0,0,.12),0 6px 18px rgba(0,0,0,.5)}
.cdbox .tile:before{background:rgba(255,255,255,.7)}.cdbox .tile:after{background:rgba(0,0,0,.28)}
.cdbox .tile span{color:var(--ink)}
.cdbox .colon{color:#737373}.cdbox .lb{color:#a3a3a3}
.cdbox .cd-note{color:#d4d4d4}.cdbox .cd-note b{color:#7fa4ff}
.cdbox .btn{background:var(--p)}.cdbox .btn:hover{background:#2f64f0}
/* 히어로 핵심 문장 강조 */
.lead span.em{color:var(--ink);font-size:clamp(20px,2.6vw,26px);font-weight:700;letter-spacing:-.02em;line-height:1.45;margin-bottom:10px}
.lead span.em mark{background:linear-gradient(transparent 62%,var(--pb) 62%);color:var(--p);padding:0 2px}
.lead span:last-child{color:var(--mut);font-weight:500}
.done p{text-wrap:balance}
[hidden]{display:none!important}
html{scroll-padding-top:76px}
.lead span.em{white-space:normal;text-wrap:balance}.lead span.em mark{white-space:nowrap}@media(max-width:560px){.lead span.em mark{white-space:normal}}
/* QA 수정: 타일 숫자 가림 방지, 모바일 카운트다운 한 줄, 가입폼 상단 정리 */
.tile:before,.tile:after{pointer-events:none}.tile:before{z-index:0}.tile span{z-index:1}
.cdbox .tile:before{background:rgba(255,255,255,.35)}
.stp-l.solo{border-top:0;padding-top:0;margin-bottom:6px;font-size:16px}
@media(max-width:560px){
  .cd{flex-wrap:nowrap;gap:3px}.row-t{gap:2px}
  .tile,.strip .tile{width:29px;height:46px;border-radius:6px}.tile span{font-size:24px}
  .colon{padding-bottom:26px;font-size:20px}.lb{font-size:11px}
  .lead span.em{font-size:19px}
}
/* QA: 혜택 표의 강조 스타일은 혜택 섹션에만 */
.tbl td:nth-child(2){color:inherit;font-weight:400}
#benefit .tbl td:nth-child(2){color:var(--p);font-weight:700}
.prose .tbl{margin:14px 0 22px}.prose .tbl th{width:30%}