:root { font-family: Pretendard, "Noto Sans KR", system-ui, sans-serif; color: #13251f; background: #f3f1e9; --green: #246451; --navy: #102a36; --line: #d3d7ce; --paper: #fffdf8; }
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; }
h1, h2, h3 { word-break: keep-all; overflow-wrap: anywhere; }
.skip { position: fixed; left: 12px; top: -80px; z-index: 10; padding: 10px 14px; background: white; }
.skip:focus { top: 12px; }
header, main, footer { width: min(1040px, calc(100% - 40px)); margin: auto; }
header { display: flex; justify-content: space-between; align-items: center; padding: 25px 0; }
.brand { font-weight: 950; text-decoration: none; font-size: 1.2rem; }
.hero { padding: 70px 0 44px; }
.eyebrow, .platform { color: var(--green); font-weight: 900; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 830px; margin: 14px 0 24px; font-size: clamp(3rem, 7vw, 6.4rem); line-height: .96; letter-spacing: -.065em; }
.lead { max-width: 710px; color: #56655f; font-size: 1.1rem; line-height: 1.75; }
.architecture-note { max-width: 710px; margin: 14px 0 0; color: #56655f; line-height: 1.6; }
.release-status { display: inline-block; margin-top: 18px; padding: 9px 13px; border-radius: 999px; background: #dce9e1; font-weight: 760; }
.download-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding: 18px 0 80px; }
.download-card { min-height: 235px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: 21px; background: var(--paper); }
.download-card[data-preferred="true"] { border: 2px solid var(--green); box-shadow: 0 18px 50px #1a4d3c18; }
.download-card h3 { margin: 12px 0 8px; font-size: 1.45rem; }
.download-card p:not(.platform) { color: #62716b; line-height: 1.6; }
.download-integrity { overflow-wrap: anywhere; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .72rem; }
.download-action { margin-top: auto; padding: 13px 15px; border-radius: 10px; background: var(--navy); color: white; text-align: center; text-decoration: none; font-weight: 850; }
.pending { grid-column: 1 / -1; min-height: auto; }
.steps, .privacy { padding: 72px 0; border-top: 1px solid var(--line); }
.steps h2, .privacy h2 { font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -.045em; }
.steps ol { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; padding: 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; padding: 22px; border-radius: 17px; background: var(--paper); }
.steps li::before { content: counter(step); display: grid; width: 30px; height: 30px; place-items: center; margin-bottom: 22px; border-radius: 50%; background: var(--green); color: white; font-weight: 900; }
.steps strong, .steps span { display: block; }
.steps span { margin-top: 8px; color: #607069; line-height: 1.6; }
.privacy { margin-bottom: 75px; padding: 34px; border: 0; border-radius: 22px; background: var(--navy); color: white; }
.privacy li { margin: 8px 0; color: #cedbd7; line-height: 1.6; }
footer { padding: 27px 0; border-top: 1px solid var(--line); color: #66736e; font-size: .88rem; }
@media (max-width: 780px) { .download-grid, .steps ol { grid-template-columns: 1fr; } .hero { padding-top: 42px; } .download-card { min-height: 205px; } }