/* DODO 사이트 공통 스타일 — CI 팔레트(로고 그라데이션) 기준 */
:root{
  --bg:#05080F; --bg-2:#0A0F19; --card:#0E1420; --card-2:#131B2A;
  --c-blue:#3A6FF8; --c-cyan:#3CC3D8; --c-green:#5BCB6A; --c-yellow:#F2C53D;
  --grad:linear-gradient(120deg,var(--c-blue) 0%,var(--c-cyan) 38%,var(--c-green) 68%,var(--c-yellow) 100%);
  --txt:#F5F7FA; --txt-2:rgba(235,240,248,.66); --txt-3:rgba(235,240,248,.4);
  --line:rgba(255,255,255,.07); --r:24px; --max:1080px;
  --wordmark:"Montserrat","Pretendard",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--txt);
  font-family:"Pretendard",-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.6;letter-spacing:-.01em;overflow-x:hidden;
}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:96px 0}
@media(max-width:720px){section{padding:72px 0}}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ── 상단바 ── */
.nav{position:fixed;inset:0 0 auto;z-index:40;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.solid{background:rgba(5,8,15,.8);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--wordmark);font-weight:600;font-size:18px;letter-spacing:.14em}
.brand img{width:34px;height:auto;display:block}
.nav-links{display:flex;gap:30px;font-size:15px;color:var(--txt-2);margin-left:auto;margin-right:10px}
.nav-links a{transition:color .2s}.nav-links a:hover,.nav-links a.active{color:var(--txt)}
@media(max-width:860px){.nav-links{display:none}}
.nav-right{display:flex;align-items:center;gap:10px}
.burger{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.04);display:grid;place-items:center;cursor:pointer;color:var(--txt)}
.burger svg{width:22px;height:22px}
@media(max-width:480px){.nav-right .btn-sm{display:none}}

/* ── 전체화면 메뉴 ── */
.menu{position:fixed;inset:0;z-index:60;background:rgba(5,8,15,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  display:flex;flex-direction:column;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.menu.open{opacity:1;visibility:visible}
.menu-top{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 20px;max-width:var(--max);margin:0 auto;width:100%}
.menu-list{list-style:none;max-width:var(--max);margin:0 auto;width:100%;padding:28px 20px;flex:1}
.menu-list li{border-bottom:1px solid var(--line);opacity:0;transform:translateY(12px);transition:opacity .4s,transform .4s}
.menu.open .menu-list li{opacity:1;transform:none}
.menu.open .menu-list li:nth-child(2){transition-delay:.05s}
.menu.open .menu-list li:nth-child(3){transition-delay:.1s}
.menu.open .menu-list li:nth-child(4){transition-delay:.15s}
.menu-list a{display:flex;align-items:center;justify-content:space-between;padding:24px 4px;font-size:clamp(24px,5vw,34px);font-weight:700;letter-spacing:-.02em}
.menu-list a small{display:block;font-size:14px;font-weight:500;color:var(--txt-3);margin-top:2px;letter-spacing:0}
.menu-list a::after{content:"→";color:var(--txt-3);font-weight:400;transition:transform .2s,color .2s}
.menu-list a:hover::after{transform:translateX(4px);color:var(--c-cyan)}
.menu-foot{max-width:var(--max);margin:0 auto;width:100%;padding:24px 20px 40px;color:var(--txt-3);font-size:13px}

/* ── 버튼 ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:14px;font-weight:700;font-size:15px;transition:transform .15s,box-shadow .25s,filter .2s;cursor:pointer;border:0}
.btn:active{transform:scale(.97)}
.btn svg{width:18px;height:18px}
.btn-primary{background:linear-gradient(120deg,var(--c-cyan),var(--c-green) 60%,var(--c-yellow));color:#04101C;box-shadow:0 10px 34px -10px rgba(60,195,216,.55)}
.btn-primary:hover{filter:brightness(1.07)}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--txt);border:1px solid var(--line)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:12px}

/* ── 히어로 ── */
.hero{position:relative;min-height:100svh;display:grid;place-items:center;text-align:center;overflow:hidden;padding:110px 20px 150px}
#particles{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.horizon{position:absolute;left:50%;bottom:-62vw;width:150vw;height:80vw;transform:translateX(-50%);border-radius:50%;background:var(--bg);pointer-events:none;
  box-shadow:0 -2px 0 0 rgba(120,220,200,.55),0 -18px 60px -6px rgba(60,195,216,.45),0 -60px 160px -20px rgba(58,111,248,.35)}
.horizon::before{content:"";position:absolute;inset:-2px;border-radius:50%;padding:2px;background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.9}
@media(min-width:900px){.horizon{bottom:-40vw;width:120vw;height:56vw}}
.hero-inner{position:relative;z-index:2}
.mark{width:clamp(130px,22vw,180px);height:auto;filter:drop-shadow(0 18px 60px rgba(60,195,216,.35));animation:rise 1.1s cubic-bezier(.22,1,.36,1) both}
.wordmark{font-family:var(--wordmark);font-weight:600;font-size:clamp(46px,9vw,84px);letter-spacing:.16em;margin:22px 0 6px;padding-left:.16em;line-height:1.1;animation:rise 1.1s .15s cubic-bezier(.22,1,.36,1) both}
.slogan{font-size:clamp(17px,2.4vw,22px);color:var(--txt-2);animation:rise 1.1s .3s cubic-bezier(.22,1,.36,1) both}
.tagline{font-family:var(--wordmark);font-weight:500;font-size:clamp(14px,1.8vw,16px);letter-spacing:.08em;margin-top:14px;animation:rise 1.1s .42s cubic-bezier(.22,1,.36,1) both}
.cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:40px;animation:rise 1.1s .55s cubic-bezier(.22,1,.36,1) both}
.hero-note{margin-top:18px;font-size:13px;color:var(--txt-3);animation:rise 1.1s .65s both}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.scroll-hint{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:2;color:var(--txt-3);font-size:12px;letter-spacing:.2em;font-family:var(--wordmark)}

/* 서브페이지 헤더 */
.page-head{padding:150px 0 40px;text-align:center;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:-40% -20% auto;height:520px;pointer-events:none;
  background:radial-gradient(45% 50% at 50% 40%,rgba(60,195,216,.16),transparent 70%),radial-gradient(35% 40% at 70% 20%,rgba(58,111,248,.14),transparent 70%)}
.page-head .wrap{position:relative}
.page-head h1{font-size:clamp(34px,5.5vw,54px);font-weight:800;letter-spacing:-.035em;line-height:1.2;margin:12px 0 14px}

/* ── 섹션 공통 ── */
.eyebrow{font-family:var(--wordmark);font-weight:600;font-size:13px;letter-spacing:.14em;text-transform:uppercase}
h2{font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-.03em;line-height:1.25;margin:10px 0 14px}
.sub{color:var(--txt-2);font-size:17px;max-width:600px}
.center{text-align:center}.center .sub{margin:0 auto}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr;text-align:center}.split .sub{margin:0 auto}}

/* 폰 목업 */
.phone{justify-self:center;width:290px;aspect-ratio:9/19;border-radius:46px;padding:12px;background:linear-gradient(160deg,#1f2735,#0b0f17);box-shadow:0 50px 90px -30px rgba(0,0,0,.85),0 0 0 1px rgba(255,255,255,.08),0 0 80px -20px rgba(60,195,216,.25)}
.screen{height:100%;border-radius:36px;background:linear-gradient(180deg,#0B111C,#070A11);padding:26px 18px;overflow:hidden;display:flex;flex-direction:column;gap:14px;text-align:left}
.s-top{display:flex;justify-content:space-between;align-items:center;font-family:var(--wordmark);font-weight:600;letter-spacing:.12em;font-size:13px}
.s-hero{font-size:19px;font-weight:800;line-height:1.35;letter-spacing:-.02em}
.s-desc{font-size:11px;color:var(--txt-2)}
.s-card{background:linear-gradient(168deg,#131B2A,#0E1420);border:1px solid var(--line);border-radius:18px;padding:14px}
.s-label{font-size:11px;color:var(--txt-3)}
.s-big{font-size:24px;font-weight:800;letter-spacing:-.03em;margin:4px 0 2px}
.s-up{font-size:11px;font-weight:700;color:var(--c-green)}
.s-chart{width:100%;height:70px;margin-top:8px}
.s-tabs{margin-top:auto;display:flex;justify-content:space-around;padding-top:10px;border-top:1px solid var(--line);font-size:9px;color:var(--txt-3)}
.s-tabs span:first-child{color:var(--c-cyan)}

/* 카드 */
.grid{display:grid;gap:16px;margin-top:44px}
.g3{grid-template-columns:repeat(3,1fr)} .g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:860px){.g3,.g2{grid-template-columns:1fr}}
.card{background:linear-gradient(168deg,var(--card-2),var(--card));border:1px solid var(--line);border-radius:var(--r);padding:28px;position:relative;overflow:hidden}
.ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px}
.ic svg{width:23px;height:23px}
.card h3{font-size:19px;font-weight:700;letter-spacing:-.02em;margin-bottom:8px}
.card p{color:var(--txt-2);font-size:15px}
a.card{transition:transform .2s,border-color .2s}
a.card:hover{transform:translateY(-3px);border-color:rgba(60,195,216,.3)}
.more{display:inline-block;margin-top:14px;font-weight:700;font-size:14px;color:var(--c-cyan)}

/* 전략 */
.tier .tag{position:absolute;top:24px;right:24px;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.meter{display:flex;gap:4px;margin-top:18px}
.meter i{flex:1;height:6px;border-radius:3px;background:rgba(255,255,255,.08)}
.tier::after{content:"";position:absolute;inset:auto 0 0 0;height:2px;opacity:.7}
.t-safe::after{background:var(--c-blue)} .t-mid::after{background:linear-gradient(90deg,var(--c-cyan),var(--c-green))} .t-agg::after{background:linear-gradient(90deg,var(--c-green),var(--c-yellow))}

/* 단계 */
.steps{counter-reset:s;display:grid;gap:22px}
.step{display:flex;gap:18px;align-items:flex-start;text-align:left}
.step::before{counter-increment:s;content:counter(s);flex:none;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-family:var(--wordmark);font-weight:700;color:#04101C;background:linear-gradient(135deg,var(--c-cyan),var(--c-green))}
.step h3{font-size:18px;margin-bottom:4px}
.step p{color:var(--txt-2)}

/* 보안 */
.band{background:radial-gradient(70% 120% at 0% 0%,rgba(58,111,248,.14),transparent 60%),linear-gradient(168deg,#0E1522,#0A0F19);border:1px solid rgba(60,195,216,.16);border-radius:28px;padding:44px}
@media(max-width:720px){.band{padding:28px}}
.checks{list-style:none;display:grid;gap:14px;margin-top:26px}
.checks li{position:relative;padding-left:32px;color:var(--txt-2)}
.checks li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:6px;background:linear-gradient(135deg,var(--c-cyan),var(--c-green))}
.checks li::after{content:"";position:absolute;left:5px;top:9px;width:10px;height:6px;border:solid #04101C;border-width:0 0 2.5px 2.5px;transform:rotate(-45deg)}
.checks b{color:var(--txt)}

/* 다운로드 */
.dl{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:48px;border-radius:32px;border:1px solid var(--line);
  background:radial-gradient(60% 90% at 100% 0%,rgba(91,203,106,.14),transparent 60%),radial-gradient(60% 90% at 0% 100%,rgba(58,111,248,.14),transparent 60%),linear-gradient(168deg,#0F1522,#080C14)}
@media(max-width:860px){.dl{grid-template-columns:1fr;text-align:center;padding:32px 24px}}
.store{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
@media(max-width:860px){.store{justify-content:center}}
.store-btn{display:flex;align-items:center;gap:12px;padding:12px 20px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.04);min-width:200px}
.store-btn svg{width:26px;height:26px;flex:none}
.store-btn small{display:block;font-size:11px;color:var(--txt-3);line-height:1.2}
.store-btn b{display:block;font-size:16px;line-height:1.3}
.store-btn.primary{background:linear-gradient(120deg,var(--c-cyan),var(--c-green) 60%,var(--c-yellow));color:#04101C;border:0}
.store-btn.primary small{color:rgba(4,16,28,.65)}
.store-btn.soon{opacity:.5;cursor:default}
.dl-meta{font-size:13px;color:var(--txt-3);margin-top:14px}
.dl-art{display:grid;place-items:center}
.dl-art img{width:min(240px,60%);height:auto;filter:drop-shadow(0 20px 60px rgba(60,195,216,.3))}

/* FAQ */
details{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px 22px;margin-bottom:12px}
summary{cursor:pointer;font-weight:700;font-size:16px;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--txt-3);font-size:22px;line-height:1}
details[open] summary::after{content:"−"}
details p,details ol{color:var(--txt-2);margin-top:12px;font-size:15px}
details ol{padding-left:20px}
details li{margin:4px 0}

/* 문의 카드 */
.contact{text-align:center;padding:56px 24px;border-radius:32px;border:1px solid var(--line);
  background:radial-gradient(60% 90% at 50% 120%,rgba(60,195,216,.25),transparent 70%),linear-gradient(168deg,#0F1522,#080C14)}
.contact .mail{display:inline-flex;align-items:center;gap:10px;margin-top:22px;font-family:var(--wordmark);font-weight:600;font-size:clamp(18px,3vw,24px);letter-spacing:.02em}

/* 푸터 */
footer{border-top:1px solid var(--line);padding:40px 0 56px;color:var(--txt-3);font-size:13px;margin-top:40px}
.risk{background:rgba(242,197,61,.05);border:1px solid rgba(242,197,61,.18);border-radius:16px;padding:18px 20px;color:var(--txt-2);font-size:13px;line-height:1.75;margin-bottom:24px}
.risk b{color:var(--c-yellow)}
.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center}
.foot .brand{font-size:14px;color:var(--txt-2)} .foot .brand img{width:24px}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}
.foot-links a:hover{color:var(--txt)}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important}.reveal{opacity:1;transform:none;transition:none}}