/* 온에어(주) 구독 인증점 — 공통 스타일
   색상은 :root 토큰만 바꾸면 사이트 전체에 반영됩니다. */
:root{
  --bg:#F4F6F9; --surface:#FFFFFF; --ink:#0E1A2B; --muted:#5B6778; --line:#DCE2EA;
  --accent:#1D4ED8; --accent-ink:#FFFFFF; --tint:#E7EDFB; --sale:#C8361F; --note:#8A5A00; --note-bg:#FFF6DD;
  --hero1:#0F2A5C; --hero2:#123B3A; --hero3:#3A1F12; --hero-ink:#FFFFFF;
  --f-display:"IBM Plex Sans KR","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --f-body:"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --f-num:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --r:12px;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root{
  --bg:#0A111B; --surface:#111A27; --ink:#E6ECF4; --muted:#98A4B5; --line:#223044;
  --accent:#6A92FF; --accent-ink:#0A111B; --tint:#16233A; --sale:#FF7C64; --note:#F2C46B; --note-bg:#2A2312;
  --hero1:#0D2148; --hero2:#0E2E2D; --hero3:#2E190E; color-scheme:dark}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.6;padding-bottom:calc(84px + env(safe-area-inset-bottom,0px))}
img{max-width:100%;display:block}
[hidden]{display:none!important}
a{color:inherit;text-decoration:none}
button,select,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;margin:0;line-height:1.3}
.num{font-family:var(--f-num);font-variant-numeric:tabular-nums}
.wrap{max-width:1200px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.loading{padding-block:60px;color:var(--muted)}
.muted{color:var(--muted)}
.todo{color:var(--note);background:var(--note-bg);border-radius:4px;padding:0 4px}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:var(--surface);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.hdr-top{display:flex;align-items:center;gap:16px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.badge-slot{width:40px;height:40px;border-radius:8px;border:1px dashed var(--muted);display:grid;place-items:center;font-size:9px;color:var(--muted);text-align:center;line-height:1.1;flex:none;overflow:hidden}
.badge-slot.has-img{border:0}
.badge-slot img{width:100%;height:100%;object-fit:contain}
.brand-txt{display:flex;flex-direction:column;min-width:0}
.brand-sub{font-size:11px;color:var(--accent);font-weight:700;letter-spacing:.02em;white-space:nowrap}
.brand-name{font-family:var(--f-display);font-weight:700;font-size:19px;white-space:nowrap}
.hdr-cta{margin-left:auto;display:flex;gap:8px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:999px;padding:9px 16px;font-weight:700;font-size:14px;border:1px solid transparent;cursor:pointer;white-space:nowrap}
.btn-p{background:var(--accent);color:var(--accent-ink)}
.btn-g{background:transparent;border-color:var(--line)}
.btn-lg{padding:13px 22px;font-size:16px}
.btn[disabled]{opacity:.6;cursor:wait}
.nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;padding-bottom:8px}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:6px 12px;border-radius:999px;font-size:14px;font-weight:500;color:var(--muted);white-space:nowrap}
.nav a.on{background:var(--tint);color:var(--accent);font-weight:700}
@media (max-width:640px){.hdr-cta .btn-g{display:none}.brand-name{font-size:17px}}

.devnote{background:var(--note-bg);color:var(--note);font-size:12.5px;padding-block:8px}

/* hero */
.hero{position:relative;margin-top:20px;border-radius:18px;overflow:hidden}
.slides{display:flex;transition:transform .5s ease}
.slide{flex:0 0 100%;min-height:300px;color:var(--hero-ink);padding:36px 40px;display:flex;flex-direction:column;justify-content:center;gap:10px;position:relative;background-size:cover;background-position:center}
.slide.c0{background-color:var(--hero1)}.slide.c1{background-color:var(--hero2)}.slide.c2{background-color:var(--hero3)}
.slide .eyebrow{font-size:12px;letter-spacing:.08em;font-weight:700;opacity:.85}
.slide h2{font-size:clamp(24px,4vw,40px);max-width:16em}
.slide p{margin:0;opacity:.9;max-width:34em}
.slide .btn{align-self:flex-start;margin-top:8px;background:#fff;color:#0E1A2B}
.dots{position:absolute;left:40px;bottom:16px;display:flex;gap:6px}
.dots button{width:8px;height:8px;border-radius:99px;border:0;background:rgba(255,255,255,.45);padding:0;cursor:pointer}
.dots button.on{width:22px;background:#fff}
@media (max-width:640px){.slide{padding:28px 20px 44px;min-height:260px}.dots{left:20px}}

/* sections */
.sec{margin-top:48px}
.sec-h{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:16px}
.sec-h .k{font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.04em}
.sec-h h2{font-size:clamp(20px,2.6vw,26px)}
.sec-h p{margin:4px 0 0;color:var(--muted);font-size:14px}
.more{font-size:14px;color:var(--muted);white-space:nowrap}

.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}
.cat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 6px 10px;display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;font-size:13px;font-weight:500}
.cat .ico{width:44px;height:44px;border-radius:12px;background:var(--tint);color:var(--accent);display:grid;place-items:center;font-family:var(--f-display);font-weight:700;font-size:17px}
.cat.hot .ico{background:var(--accent);color:var(--accent-ink)}
.cat:hover{border-color:var(--accent)}

/* product cards */
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,250px);gap:14px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;scroll-snap-align:start;min-width:0}
.card:hover{border-color:var(--accent)}
.pimg{aspect-ratio:1/1;max-width:100%;background:var(--tint);display:grid;place-items:center;color:var(--muted);font-size:12px;position:relative;overflow:hidden}
.pimg img{width:100%;height:100%;object-fit:contain}
.pimg .ph{display:flex;flex-direction:column;align-items:center;gap:4px}
.pimg .ph b{font-family:var(--f-display);font-size:28px;color:var(--accent)}
.tagrow{position:absolute;left:10px;top:10px;display:flex;gap:4px;flex-wrap:wrap}
.tag{font-size:11px;font-weight:700;padding:2px 7px;border-radius:5px;background:var(--surface);color:var(--accent);border:1px solid var(--line)}
.tag.zero{background:var(--sale);color:#fff;border-color:transparent}
.cbody{padding:12px 14px 14px;display:flex;flex-direction:column;gap:4px;flex:1}
.cname{font-weight:700;font-size:14.5px;line-height:1.4}
.cmodel{font-size:12px;color:var(--muted)}
.price-row{display:flex;justify-content:space-between;align-items:baseline;gap:6px;margin-top:6px;font-size:13px;color:var(--muted)}
.price-best{display:flex;justify-content:space-between;align-items:baseline;gap:6px}
.price-best span{font-size:12px;color:var(--muted)}
.price-best b{font-size:18px;color:var(--sale)}
.price-ask{margin-top:6px;font-weight:700;color:var(--accent)}
.perk{margin-top:8px;font-size:12px;background:var(--tint);color:var(--accent);padding:5px 8px;border-radius:6px;font-weight:500}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.step .n{font-family:var(--f-num);color:var(--accent);font-size:13px}
.step h3{font-size:16px;margin:6px 0 4px}
.step p{margin:0;color:var(--muted);font-size:13.5px}
@media (max-width:820px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:440px){.steps{grid-template-columns:1fr}}

.inq{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.inq-i{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;display:flex;flex-direction:column;gap:4px}
.inq-top{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}
.pill{font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:99px;background:var(--tint);color:var(--accent)}
.inq-i h3{font-size:15px}

.duo{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.guide{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:6px}
.guide h3{font-size:18px}
.guide p{margin:0;color:var(--muted);font-size:14px}
.guide span{color:var(--accent);font-weight:700;font-size:14px;margin-top:6px}
@media (max-width:640px){.duo{grid-template-columns:1fr}}
.media{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.mcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.mthumb{aspect-ratio:16/9;max-width:100%;background:var(--tint);overflow:hidden}
.mthumb img{width:100%;height:100%;object-fit:cover}
.mcard .t{padding:10px 12px;font-size:13.5px;font-weight:500}

.ph-h{padding-block:28px 8px}
.crumb{font-size:13px;color:var(--muted)}
.crumb a{color:var(--accent)}
.ph-h h1{font-size:clamp(24px,3.4vw,32px);margin-top:6px}
.ph-h p{color:var(--muted);margin:6px 0 0}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:18px 0 14px;flex-wrap:wrap}
.toolbar .cnt{font-size:14px;color:var(--muted)}
select,input[type=text],input[type=tel],textarea{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 12px;width:100%}
.toolbar select{width:auto}

/* detail */
.detail{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:20px}
.detail>*{min-width:0}
.gal{display:flex;flex-direction:column;gap:10px}
.gal .main{aspect-ratio:1/1;max-width:100%;border-radius:16px;background:var(--tint);display:grid;place-items:center;color:var(--muted);text-align:center;font-size:13px;overflow:hidden}
.gal .main img{width:100%;height:100%;object-fit:contain}
.gal .thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.gal .thumbs button{aspect-ratio:1/1;max-width:100%;border-radius:10px;background:var(--tint);border:1px solid var(--line);padding:0;overflow:hidden;cursor:pointer}
.gal .thumbs button.on{border-color:var(--accent)}
.gal .thumbs img{width:100%;height:100%;object-fit:contain}
.buy{display:flex;flex-direction:column;gap:16px}
.buy h1{font-size:clamp(22px,3vw,28px)}
.mode{display:grid;grid-template-columns:1fr 1fr;background:var(--tint);border-radius:12px;padding:4px}
.mode button{border:0;background:transparent;padding:10px;border-radius:9px;font-weight:700;color:var(--muted);cursor:pointer}
.mode button.on{background:var(--surface);color:var(--accent);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.opt{display:flex;flex-direction:column;gap:8px}
.opt .t{font-size:13px;font-weight:700}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips button{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:8px 12px;font-size:13.5px;cursor:pointer}
.chips button.on{border-color:var(--accent);color:var(--accent);font-weight:700;background:var(--tint)}
.chips button[disabled]{opacity:.45;cursor:not-allowed}
.subopts{display:flex;flex-direction:column;gap:14px}
.sum{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:8px}
.sum .row{display:flex;justify-content:space-between;gap:10px;font-size:14px}
.sum .row span:first-child{color:var(--muted)}
.sum .total{border-top:1px solid var(--line);padding-top:10px;margin-top:2px;align-items:baseline}
.sum .total b{font-size:26px;color:var(--sale)}
.sum small{color:var(--muted);font-size:12px}
.cta-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
@media (max-width:820px){.detail{grid-template-columns:1fr}}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-top:40px;overflow-x:auto}
.tabs button{border:0;background:none;padding:12px 14px;font-weight:700;color:var(--muted);border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap}
.tabs button.on{color:var(--ink);border-color:var(--ink)}
.tabpane{padding-block:20px}
.tabpane .detail-imgs{display:flex;flex-direction:column;align-items:center}
.tabpane .detail-imgs img{width:100%;max-width:860px}
.tabpane .empty{background:var(--tint);border-radius:12px;padding:60px 16px;color:var(--muted);text-align:center}
.tabpane ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px;max-width:65ch}

.tblwrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:14px}
th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
th{font-size:12.5px;color:var(--muted);font-weight:700;background:var(--bg)}
td.r{text-align:right}

.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);margin-bottom:8px}
.faq summary{padding:16px 18px;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:10px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-weight:700}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:0;padding:0 18px 16px;color:var(--muted);max-width:70ch}
.ftabs{margin-bottom:14px}

.form{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:760px}
.form .f{display:flex;flex-direction:column;gap:6px;min-width:0}
.form .full{grid-column:1/-1}
.form label{font-size:13px;font-weight:700}
.form .agree{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--muted);font-weight:400}
.form .err{color:var(--sale);font-size:14px}
.form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.done{background:var(--tint);border-radius:12px;padding:16px;color:var(--accent);font-weight:500}
@media (max-width:640px){.form{grid-template-columns:1fr;padding:16px}}

.evs{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.ev{border-radius:14px;overflow:hidden;background:var(--surface);border:1px solid var(--line)}
.ev .vis{aspect-ratio:16/7;max-width:100%;background:var(--hero1);overflow:hidden}
.ev .vis img{width:100%;height:100%;object-fit:cover}
.ev .b{padding:14px 16px}
.ev .b h3{font-size:16px}
.ev .b p{margin:4px 0 0;font-size:13px;color:var(--muted)}

.legal{max-width:760px;padding-block:8px 20px}
.legal h2{font-size:18px;margin:24px 0 8px}
.legal p,.legal li{color:var(--muted)}

.foot{margin-top:64px;background:var(--surface);border-top:1px solid var(--line);padding-block:28px;font-size:13px;color:var(--muted)}
.foot .links{display:flex;gap:14px;margin-bottom:12px;font-weight:700;color:var(--ink);flex-wrap:wrap}
.foot .row{display:flex;flex-wrap:wrap;gap:4px 12px}
.bbar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:var(--surface);border-top:1px solid var(--line);padding-top:10px;padding-bottom:calc(10px + env(safe-area-inset-bottom,0px))}
.bbar .wrap{display:flex;gap:8px;align-items:center}
.bbar .tel{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.bbar .tel small{font-size:11px;color:var(--muted)}
.bbar .tel b{font-size:16px}
.bbar .btn{margin-left:auto}
@media (prefers-reduced-motion:reduce){.slides{transition:none}}