:root {
  --bg: #05070f; --bg2: #080c18; --card: #0a0f1e; --line: #1a2238;
  --text: #e2e8f0; --mute: #a9b6c9; --cyan: #22d3ee; --indigo: #6366f1; --green: #34d399; --amber: #fbbf24;
  --grad: linear-gradient(135deg, #22d3ee, #6366f1);
  --font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Noto Sans KR", "Hiragino Sans", "PingFang SC", "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* header */
.top { position: sticky; top: 0; z-index: 50; background: rgba(5, 7, 15, .82); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; gap: 24px; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; letter-spacing: -.3px; }
.brand b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 14.5px; color: var(--mute); }
.nav a:hover { color: #fff; }
.burger { display: none; background: none; border: 0; width: 36px; height: 36px; padding: 8px; cursor: pointer; }
.burger span { display: block; height: 2px; background: var(--text); margin: 6px 0; }

/* hero */
.hero { padding: 96px 0 72px; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: -20% -10% auto auto; width: 720px; height: 720px; background: radial-gradient(closest-side, rgba(99, 102, 241, .28), transparent); pointer-events: none; }
.hero::after { content: ""; position: absolute; left: -200px; top: 120px; width: 520px; height: 520px; background: radial-gradient(closest-side, rgba(34, 211, 238, .16), transparent); pointer-events: none; }
.hero .wrap { position: relative; z-index: 1; }
.eyebrow { color: var(--cyan); font-size: 12.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; margin: 0 0 14px; }
h1 { font-size: clamp(34px, 6vw, 64px); line-height: 1.14; letter-spacing: -.03em; margin: 0 0 22px; max-width: 900px; font-weight: 800; }
h1 em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(16px, 2vw, 19px); color: var(--mute); max-width: 720px; margin: 0 0 32px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 12px 22px; border-radius: 12px; font-weight: 700; font-size: 15px; border: 1px solid transparent; transition: transform .15s, box-shadow .15s; }
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: var(--grad); color: #04101a; box-shadow: 0 8px 28px rgba(99, 102, 241, .35); }
.btn.ghost { border-color: var(--line); color: var(--text); }
.btn.ghost:hover { border-color: var(--cyan); }
.btn.big { font-size: 17px; padding: 15px 26px; }
.stats { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 0; margin: 56px 0 0; max-width: 820px; }
.stats li { border-left: 2px solid var(--indigo); padding-left: 14px; }
.stats b { display: block; font-size: 26px; letter-spacing: -.02em; }
.stats span { color: var(--mute); font-size: 13px; }

/* sections */
.sec { padding: 84px 0; }
.sec.alt { background: var(--bg2); border-block: 1px solid var(--line); }
h2 { font-size: clamp(26px, 4vw, 38px); letter-spacing: -.025em; margin: 0 0 12px; line-height: 1.25; }
.sub { color: var(--mute); max-width: 720px; margin: 0 0 8px; font-size: 16.5px; }
.sub.left { margin-top: 12px; }
.group { margin-top: 52px; }
.group h3 { font-size: 15px; letter-spacing: .06em; text-transform: uppercase; color: var(--mute); margin: 0 0 4px; display: flex; align-items: center; gap: 10px; }
.group h3::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.group > p { margin: 0 0 18px; color: var(--mute); font-size: 14.5px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; margin-top: 32px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 24px; display: flex; flex-direction: column; transition: border-color .2s, transform .2s; }
.card:hover { border-color: rgba(34, 211, 238, .5); transform: translateY(-3px); }
.card .head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.card .head img { width: 48px; height: 48px; border-radius: 12px; flex: none; object-fit: cover; background: #0b1020; }
.card h4 { margin: 0; font-size: 19px; letter-spacing: -.01em; }
.badge { display: inline-block; font-size: 11.5px; font-weight: 700; padding: 2px 9px; border-radius: 999px; margin-top: 3px; border: 1px solid; }
.badge.inquiry { color: var(--indigo); border-color: rgba(99, 102, 241, .5); }
.badge.free { color: var(--green); border-color: rgba(52, 211, 153, .5); }
.badge.appstore { color: var(--cyan); border-color: rgba(34, 211, 238, .5); }
.badge.service { color: var(--amber); border-color: rgba(251, 191, 36, .5); }
.card .tag { font-weight: 700; margin: 0 0 6px; }
.card p.desc { color: var(--mute); font-size: 14.5px; margin: 0 0 14px; flex: 1; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0 0 18px; }
.chips li { font-size: 12px; color: #c7d2fe; background: rgba(99, 102, 241, .12); border-radius: 6px; padding: 2px 8px; }
.links { display: flex; gap: 14px; flex-wrap: wrap; font-size: 14px; font-weight: 700; }
.links a { color: var(--cyan); }
.links a:hover { text-decoration: underline; }
.links a.sec2 { color: var(--mute); font-weight: 600; }
.feat h3 { margin: 0 0 8px; font-size: 18px; }
.feat p { margin: 0; color: var(--mute); font-size: 14.5px; }
.note { margin-top: 24px; color: var(--mute); font-size: 14px; border-left: 2px solid var(--cyan); padding-left: 14px; max-width: 820px; }
.about { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: start; }
.values { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.values li { border: 1px solid var(--line); background: var(--card); border-radius: 16px; padding: 18px 22px; }
.values h3 { margin: 0 0 4px; font-size: 17px; }
.values p { margin: 0; color: var(--mute); font-size: 14.5px; }
.cta-box { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center; padding: 44px; border-radius: 28px; background: linear-gradient(135deg, rgba(34, 211, 238, .14), rgba(99, 102, 241, .22)); border: 1px solid rgba(99, 102, 241, .4); }
.contact-side { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.addr { color: var(--mute); font-size: 14px; margin: 0; }
.foot { border-top: 1px solid var(--line); padding: 44px 0 28px; background: #03050b; }
.foot-top { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.foot-brand strong { font-size: 18px; }
.foot-brand b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.foot-brand p { color: var(--mute); font-size: 13.5px; max-width: 320px; margin: 8px 0 0; }
.foot-links { display: grid; grid-template-columns: repeat(3, auto); gap: 6px 36px; font-size: 13.5px; color: var(--mute); align-content: start; }
.foot-links a:hover { color: #fff; }
.copy { margin: 32px 0 0; color: #8393a8; font-size: 12.5px; }
.copy.biz { margin: 28px 0 0; }
.copy.biz p { margin: 0 0 2px; }
.copy.biz + .copy { margin-top: 14px; }

@media (max-width: 820px) {
  .about, .cta-box { grid-template-columns: 1fr; }
  .cta-box { padding: 28px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .burger { display: block; margin-left: 8px; }
  .nav { display: none; position: absolute; top: 62px; left: 0; right: 0; flex-direction: column; background: var(--bg); padding: 14px 20px; border-bottom: 1px solid var(--line); gap: 14px; }
  .nav.open { display: flex; }
  .lang-dd { margin-left: auto; }
  .foot-links { grid-template-columns: repeat(2, auto); }
  .hero { padding-top: 56px; }
}
@media (max-width: 480px) { .grid { grid-template-columns: 1fr; } .lang-btn span { max-width: 64px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; } .bar { gap: 10px; } }

/* 히어로 2열: 카피 + 흐름도 (1024px 이상) */
.flow { display: none; }
@media (min-width: 1024px) {
  .hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 48px; align-items: center; }
  .hero h1 { font-size: clamp(36px, 4.2vw, 54px); }
  .flow { display: block; }
}
.flow-svg { width: 100%; height: auto; display: block; }
.f-frame { fill: rgba(10, 15, 30, .5); stroke: url(#fg); stroke-width: 1.5; stroke-dasharray: 5 5; }
.f-box { fill: var(--card); stroke: var(--line); stroke-width: 1.2; }
.f-num { fill: #04101a; font-size: 13px; font-weight: 800; font-family: var(--font); }
.f-title { fill: var(--text); font-size: 20px; font-weight: 800; font-family: var(--font); }
.f-prod { fill: var(--mute); font-size: 10.5px; font-family: var(--font); }
.f-arrow { fill: none; stroke: var(--cyan); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.f-label { fill: var(--cyan); font-size: 14px; font-weight: 700; letter-spacing: .04em; font-family: var(--font); }

/* 개인용 앱·도구 구분 제목 */
.divider { margin-top: 84px; padding-top: 40px; border-top: 1px solid var(--line); }
.divider h3 { font-size: 24px; letter-spacing: -.02em; margin: 0 0 6px; color: var(--text); }
.divider p { margin: 0; color: var(--mute); font-size: 15.5px; }
.divider + .group { margin-top: 28px; }

/* 카드 배치 */
.grid.five { grid-template-columns: repeat(6, 1fr); }
.grid.five .card { grid-column: span 2; }
.grid.five .card:nth-child(n+4) { grid-column: span 3; }
@media (max-width: 900px) { .grid.five { grid-template-columns: repeat(2, 1fr); } .grid.five .card, .grid.five .card:nth-child(n+4) { grid-column: auto; } .grid.five .card:last-child { grid-column: 1 / -1; } }
@media (max-width: 640px) { .grid.five { grid-template-columns: 1fr; } .grid.five .card:last-child { grid-column: auto; } }
@media (min-width: 900px) {
  .grid.solo .card { grid-column: span 2; display: grid; grid-template-columns: 1.15fr 1fr; grid-template-areas: "head chips" "tag chips" "desc chips" "desc links"; column-gap: 40px; grid-template-rows: auto auto 1fr auto; }
  .grid.solo .head { grid-area: head; } .grid.solo .tag { grid-area: tag; } .grid.solo .desc { grid-area: desc; }
  .grid.solo .chips { grid-area: chips; align-self: start; margin-top: 4px; } .grid.solo .links { grid-area: links; align-self: end; justify-self: start; }
}

/* 연락처 버튼 묶음, 파트너 */
.btns { display: flex; gap: 12px; flex-wrap: wrap; }
button.btn { font-family: inherit; background: none; cursor: pointer; color: var(--text); }
.partner-cta { margin: 24px 0 0; }
h1 em { white-space: nowrap; }

/* 언어 선택 드롭다운 (10개 언어) */
.lang-dd { position: relative; }
.lang-btn { display: inline-flex; align-items: center; gap: 8px; background: transparent; border: 1px solid var(--line); color: var(--text); border-radius: 12px; padding: 7px 12px; font: inherit; font-size: 13.5px; cursor: pointer; }
.lang-btn:hover, .lang-dd.open .lang-btn { border-color: var(--cyan); }
.lang-menu { display: none; position: absolute; top: calc(100% + 8px); right: 0; min-width: 210px; list-style: none; margin: 0; padding: 8px; background: #0a0f1e; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 18px 50px rgba(0, 0, 0, .6); z-index: 60; }
.lang-dd.open .lang-menu { display: block; }
.lang-menu a { display: block; padding: 9px 14px; border-radius: 8px; color: var(--mute); font-size: 14.5px; }
.lang-menu a:hover { background: rgba(255, 255, 255, .05); color: #fff; }
.lang-menu a.on { color: var(--cyan); font-weight: 700; }

/* 언어별 폰트 */
:lang(km) body, body:lang(km) { font-family: "Khmer Sangam MN", "Noto Sans Khmer", "Khmer UI", "Leelawadee UI", var(--font); }
:lang(ar) body, body:lang(ar) { font-family: "Geeza Pro", "Noto Sans Arabic", "Segoe UI", Tahoma, var(--font); }
:lang(km) *, :lang(ar) * { letter-spacing: 0 !important; }
:lang(km) h1, :lang(km) h2, :lang(ar) h1, :lang(ar) h2 { line-height: 1.4; }
:lang(km) .card, :lang(km) .sub, :lang(km) .lead { line-height: 1.9; }

/* RTL (아랍어) */
[dir="rtl"] .nav { margin-left: 0; margin-right: auto; }
[dir="rtl"] .stats li { border-left: 0; border-right: 2px solid var(--indigo); padding-left: 0; padding-right: 14px; }
[dir="rtl"] .note { border-left: 0; border-right: 2px solid var(--cyan); padding-left: 0; padding-right: 14px; }
[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .flow-svg { direction: ltr; }
[dir="rtl"] .eyebrow { letter-spacing: 0; }
@media (max-width: 820px) { [dir="rtl"] .lang-dd { margin-left: 0; margin-right: auto; } }
@media (max-width: 360px) { .lang-btn span { display: none; } }