:root {
  --bg: #0b0d10; --card: #161a20; --card2: #1e242c; --text: #f2f5f8; --sub: #8b96a5;
  --work: #2ee59d; --rest: #4aa8ff; --accent: #ff9f43; --ready: #ffc83d;
  --line: #262d36;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--text); line-height: 1.65;
  font-family: "Pretendard", "Noto Sans KR", -apple-system, "Segoe UI", Roboto, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--work); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* language switch */
body[data-lang="ko"] .en, body[data-lang="en"] .ko { display: none !important; }

/* nav */
nav { position: sticky; top: 0; z-index: 10; background: rgba(11,13,16,.86); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
nav .wrap { display: flex; align-items: center; height: 60px; gap: 22px; }
.brand { font-weight: 800; font-size: 17px; color: var(--text); display: flex; align-items: center; gap: 10px; }
.brand:hover { text-decoration: none; }
.logo { width: 28px; height: 28px; border-radius: 8px; background: #0e1114; display: grid; place-items: center; }
.logo i { width: 15px; height: 15px; border: 3.2px solid var(--work); border-radius: 50%; border-left-color: transparent; position: relative; }
.logo i::after { content: ""; position: absolute; inset: 2.5px; background: var(--accent); border-radius: 50%; }
nav .links { margin-left: auto; display: flex; gap: 20px; font-size: 14px; }
nav .links a { color: var(--sub); }
nav .links a:hover { color: var(--text); text-decoration: none; }
.lang { display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button { background: none; border: 0; color: var(--sub); padding: 5px 12px; font-size: 12.5px; font-weight: 700; cursor: pointer; }
body[data-lang="ko"] .lang [data-set="ko"], body[data-lang="en"] .lang [data-set="en"] { background: var(--work); color: #04170f; }

/* hero */
.hero { position: relative; min-height: clamp(680px, 52vw, 860px); display: flex; align-items: center; padding: 70px 0 90px;
  background:
    linear-gradient(90deg, rgba(11,13,16,.94) 0%, rgba(11,13,16,.78) 34%, rgba(11,13,16,.18) 68%, rgba(11,13,16,0) 100%),
    linear-gradient(180deg, rgba(11,13,16,0) 70%, var(--bg) 100%),
    url("images/jump_background.jpg") 72% 4% / cover no-repeat; }
.hero .wrap { width: 100%; }
.hero .copy { max-width: 560px; }
.eyebrow { display: inline-block; font-size: 12.5px; font-weight: 700; letter-spacing: .08em; color: var(--accent); background: rgba(255,159,67,.12); padding: 4px 12px; border-radius: 999px; }
h1 { font-size: clamp(34px, 5.4vw, 54px); line-height: 1.15; font-weight: 800; margin: 16px 0 14px; letter-spacing: -.02em; }
h1 em { font-style: normal; color: var(--work); }
.lead { color: var(--sub); font-size: 17.5px; max-width: 520px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 14px; font-weight: 800; font-size: 15px; }
.btn:hover { text-decoration: none; filter: brightness(1.08); }
.btn.primary { background: var(--work); color: #04170f; }
.btn.ghost { border: 1.5px solid var(--line); color: var(--text); background: var(--card); }
.badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.badge { font-size: 13px; color: var(--sub); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; }
.badge b { color: var(--work); }

/* phone mock */
.phone { width: 250px; aspect-ratio: 9/19; border-radius: 34px; background: var(--bg); border: 7px solid #232a33; position: relative; overflow: hidden; box-shadow: 0 30px 60px rgba(0,0,0,.5), 0 0 0 1px #3a424d inset; margin: 0 auto; flex: none; }
.phone::before { content: ""; position: absolute; top: 9px; left: 50%; transform: translateX(-50%); width: 10px; height: 10px; border-radius: 50%; background: #05070a; z-index: 3; }
.screen { position: absolute; inset: 0; padding: 30px 12px 12px; display: flex; flex-direction: column; }
.app-title { font-weight: 800; font-size: 15px; display: flex; justify-content: space-between; align-items: center; }
.pill { width: 24px; height: 24px; border-radius: 50%; background: var(--card); display: grid; place-items: center; color: var(--sub); font-size: 11px; }
.chips { display: flex; gap: 6px; margin: 10px 0 0; overflow: hidden; }
.chip { background: var(--card); border: 1.5px solid transparent; border-radius: 11px; padding: 5px 9px; text-align: center; font-size: 10px; font-weight: 700; flex: none; font-variant-numeric: tabular-nums; }
.chip.sel { border-color: var(--work); background: rgba(46,229,157,.12); }
.chip u { display: block; text-decoration: none; margin: 3px auto 0; width: max-content; font-size: 8.5px; font-weight: 800; color: var(--accent); background: rgba(255,159,67,.18); padding: 1px 7px; border-radius: 999px; }
.chip.sel u { background: var(--accent); color: #1a0e00; }
.ring-wrap { flex: 1; display: grid; place-items: center; }
.ring { width: 78%; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; text-align: center;
  background: conic-gradient(var(--c, var(--work)) calc(var(--p, 100) * 1%), var(--card2) 0); position: relative; }
.ring::before { content: ""; position: absolute; inset: 9px; background: radial-gradient(circle, #0f1a16, var(--bg) 85%); border-radius: 50%; }
.ring > div { position: relative; }
.ring small { display: block; font-size: 9px; font-weight: 800; letter-spacing: .2em; color: var(--c, var(--work)); }
.ring strong { display: block; font-size: 36px; font-weight: 800; line-height: 1.1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.ring span { display: block; font-size: 9.5px; font-weight: 700; color: var(--accent); }
.dots { display: flex; gap: 4px; justify-content: center; margin-bottom: 10px; }
.dots i { width: 22px; height: 4px; border-radius: 2px; background: var(--card2); }
.dots i.on { background: var(--c, var(--work)); }
.dots i.now { background: var(--text); }
.ctrl { display: flex; justify-content: center; align-items: center; gap: 10px; padding: 4px 0 6px; }
.ctrl b { width: 32px; height: 32px; border-radius: 50%; background: var(--card); display: grid; place-items: center; color: var(--sub); font-size: 13px; }
.ctrl b.go { width: 48px; height: 48px; background: var(--c, var(--work)); color: #04170f; font-size: 18px; }
.rest { --c: var(--rest); }
.list-row { background: var(--card); border: 1.5px solid transparent; border-radius: 13px; padding: 9px 11px; margin-top: 7px; display: flex; justify-content: space-between; align-items: center; }
.list-row.sel { border-color: var(--work); }
.list-row strong { font-size: 12px; display: block; }
.list-row span { font-size: 9.5px; color: var(--sub); }
.list-row i { color: var(--sub); font-size: 12px; font-style: normal; }
.set { background: var(--card); border-radius: 12px; padding: 8px 10px; margin-top: 6px; display: flex; justify-content: space-between; align-items: center; font-size: 11px; font-weight: 700; }
.set em { font-style: normal; font-size: 12px; font-weight: 800; }
.set .tg { width: 28px; height: 16px; border-radius: 9px; background: var(--work); position: relative; }
.set .tg::after { content: ""; position: absolute; right: 2px; top: 2px; width: 12px; height: 12px; border-radius: 50%; background: #fff; }
.sec { font-size: 8.5px; letter-spacing: .1em; color: var(--sub); margin: 10px 0 0 3px; }
.swatches { display: flex; gap: 8px; margin: 8px 0 2px 2px; }
.swatches i { width: 20px; height: 20px; border-radius: 50%; }
.savebtn { margin-top: auto; background: var(--work); color: #04170f; text-align: center; font-weight: 800; font-size: 12px; padding: 10px; border-radius: 12px; }

/* sections */
section { padding: 72px 0; }
section.alt { background: #0e1115; border-block: 1px solid var(--line); }
h2 { font-size: clamp(26px, 3.6vw, 34px); font-weight: 800; letter-spacing: -.015em; margin-bottom: 10px; }
.sec-lead { color: var(--sub); max-width: 620px; margin-bottom: 36px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 24px; }
.card .ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; font-size: 20px; margin-bottom: 14px; background: rgba(46,229,157,.12); }
.card h3 { font-size: 17px; margin-bottom: 6px; }
.card p { color: var(--sub); font-size: 14.5px; }
.shots { display: flex; gap: 28px; justify-content: center; flex-wrap: wrap; }
.shot { text-align: center; }
.shot p { margin-top: 16px; color: var(--sub); font-size: 14px; }
.themes { display: flex; gap: 14px; margin-top: 20px; }
.themes i { width: 36px; height: 36px; border-radius: 50%; }

/* privacy highlight */
.privacy-box { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; background: linear-gradient(135deg, rgba(46,229,157,.10), rgba(74,168,255,.06)); border: 1px solid rgba(46,229,157,.28); border-radius: 26px; padding: 40px; }
.checks { list-style: none; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; }
.checks li::before { content: "✓"; flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--work); color: #04170f; font-weight: 900; display: grid; place-items: center; font-size: 13px; margin-top: 2px; }

footer { border-top: 1px solid var(--line); padding: 36px 0 48px; color: var(--sub); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: space-between; }
footer .fl { display: flex; gap: 20px; }

/* privacy page */
.doc { max-width: 760px; padding: 52px 20px 80px; margin: 0 auto; }
.doc h1 { font-size: clamp(28px, 4.4vw, 38px); margin-top: 0; }
.doc .meta { color: var(--sub); font-size: 14px; margin-bottom: 30px; }
.doc .summary { background: rgba(46,229,157,.09); border: 1px solid rgba(46,229,157,.3); border-radius: 18px; padding: 20px 24px; margin-bottom: 36px; font-weight: 600; }
.doc h2 { font-size: 20px; margin: 34px 0 10px; padding-top: 4px; }
.doc p, .doc li { color: #c9d1db; font-size: 15.5px; }
.doc ul { padding-left: 20px; margin: 8px 0; display: grid; gap: 6px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14.5px; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--sub); font-weight: 700; font-size: 13px; }
td code { background: var(--card2); padding: 1px 7px; border-radius: 6px; font-size: 12.5px; color: var(--work); }
.tablewrap { overflow-x: auto; }

@media (max-width: 820px) {
  .privacy-box, .rec { grid-template-columns: 1fr; }
  .hero { min-height: 560px; background:
    linear-gradient(180deg, rgba(11,13,16,.55) 0%, rgba(11,13,16,.86) 55%, var(--bg) 100%),
    url("images/jump_background_m.jpg") 78% center / cover no-repeat; }
  .grid3 { grid-template-columns: 1fr; }
  nav .links { display: none; }
  .lang { margin-left: auto; }
  .privacy-box { padding: 26px; }
  section { padding: 52px 0; }
}

/* records section */
.rec { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
.tabs { display: flex; background: var(--card); border-radius: 10px; padding: 3px; margin: 8px 0 0; }
.tabs b { flex: 1; text-align: center; font-size: 9.5px; padding: 4px 0; border-radius: 8px; color: var(--sub); }
.tabs b.on { background: var(--work); color: #04170f; }
.sumcard { background: var(--card); border-radius: 14px; padding: 10px 11px; margin-top: 8px; }
.sumcard small { font-size: 8.5px; color: var(--sub); }
.sumcard strong { display: block; font-size: 19px; font-weight: 800; letter-spacing: -.01em; line-height: 1.2; }
.pbar { height: 5px; background: var(--card2); border-radius: 3px; margin-top: 6px; overflow: hidden; }
.pbar i { display: block; height: 100%; background: var(--work); border-radius: 3px; }
.prow { display: flex; justify-content: space-between; font-size: 8px; margin-top: 4px; color: var(--sub); }
.prow span { color: var(--work); font-weight: 700; }
.mini { display: flex; gap: 4px; margin-top: 8px; }
.mini div { flex: 1; background: var(--card2); border-radius: 8px; padding: 5px 6px; font-size: 7px; color: var(--sub); }
.mini b { display: block; font-size: 9.5px; color: var(--text); margin-top: 1px; }
.chartcard { background: var(--card); border-radius: 14px; padding: 10px 11px; margin-top: 8px; flex: 1; display: flex; flex-direction: column; min-height: 0; }
.chartcard small { font-size: 8.5px; color: var(--sub); }
.chartcard .cap { font-size: 9.5px; font-weight: 700; margin: 2px 0 6px; }
.bars { flex: 1; position: relative; display: flex; gap: 4px; align-items: flex-end; min-height: 60px; }
.bars i { flex: 1; background: rgba(46,229,157,.45); border-radius: 3px 3px 0 0; }
.bars i.sel { background: var(--work); }
.bars .goal { position: absolute; left: 0; right: 0; border-top: 1.5px dashed var(--accent); }
.xl { display: flex; gap: 4px; margin-top: 4px; }
.xl span { flex: 1; text-align: center; font-size: 6.5px; color: var(--sub); }
.big-checks { margin-top: 24px; }

@media (max-width: 820px) { .rec { grid-template-columns: 1fr; gap: 32px; } }