/* OByeolLab brand site (obyeollab.com): home + privacy. No framework, system fonts. */
:root {
  --bg: #f6f7fb; --card: #fff; --fg: #191a24; --muted: #555869; --line: #e1e3ec;
  --accent: #2f5bea; --accent-ink: #fff; --accent-soft: #e8eefe; --star: #ffd34d;
  --live-bg: #e3f5ea; --live-fg: #10652f;
  --beta-bg: #fff0d1; --beta-fg: #7f4300;
  --prev-bg: #e8eefe; --prev-fg: #2440b3;
  --soon-bg: #eceef3; --soon-fg: #474b5a;
  --focus: #2f5bea;
  --radius: 16px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11121a; --card: #1a1b25; --fg: #ecedf4; --muted: #a9acbd; --line: #2b2d3b;
    --accent: #8aa6ff; --accent-ink: #0d1330; --accent-soft: #1f2744;
    --live-bg: #13321f; --live-fg: #8fe0aa;
    --beta-bg: #3a2a0c; --beta-fg: #ffcf7a;
    --prev-bg: #1f2744; --prev-fg: #b4c6ff;
    --soon-bg: #262836; --soon-fg: #c4c7d6;
    --focus: #8aa6ff;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  word-break: keep-all; overflow-wrap: anywhere;
}
a { color: var(--accent); text-underline-offset: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 6px; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--card); color: var(--fg); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* Header */
.site-head { border-bottom: 1px solid var(--line); background: var(--card); }
.site-head .wrap { display: flex; align-items: center; gap: 12px; min-height: 60px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--fg); text-decoration: none; font-weight: 800; font-size: 1.12rem; letter-spacing: -.01em; }
.brand svg { width: 34px; height: 34px; flex: none; }
.brand small { font-weight: 600; color: var(--muted); font-size: .85rem; }
.nav { display: flex; gap: 4px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.nav a { color: var(--fg); text-decoration: none; padding: 8px 10px; border-radius: 10px; font-size: .95rem; }
.nav a:hover { background: var(--accent-soft); }
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; margin-left: 4px; }
.lang a { padding: 6px 10px; border-radius: 999px; font-size: .85rem; font-weight: 600; color: var(--muted); text-decoration: none; min-width: 44px; text-align: center; }
.lang a[aria-current="true"] { background: var(--accent); color: var(--accent-ink); }
@media (max-width: 560px) {
  .nav .nav-link { display: none; }
}

/* Hero */
.hero { padding: 40px 0 8px; }
.hero h1 { font-size: clamp(1.6rem, 5.2vw, 2.4rem); line-height: 1.25; margin: 0 0 12px; letter-spacing: -.02em; }
.hero p.lead { color: var(--muted); font-size: 1.05rem; margin: 0 0 20px; max-width: 46em; }
.jump { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.jump a { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--fg); text-decoration: none; font-size: .92rem; font-weight: 600; }
.jump a:hover { border-color: var(--accent); }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: none; background: var(--soon-fg); }
.dot.live { background: #1f9d55; } .dot.beta { background: #d48806; } .dot.preview { background: var(--accent); }

/* Sections */
section { padding: 28px 0 8px; }
h2.sec { font-size: 1.3rem; margin: 0 0 4px; letter-spacing: -.01em; }
p.sec-note { color: var(--muted); margin: 0 0 16px; font-size: .95rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }

/* Service cards */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; gap: 10px; }
.card-head { display: flex; align-items: flex-start; gap: 12px; }
.card-head svg { width: 48px; height: 48px; flex: none; border-radius: 12px; }
.card h3 { margin: 0; font-size: 1.15rem; line-height: 1.3; }
.card .kind { color: var(--muted); font-size: .82rem; margin-top: 2px; }
.badge { display: inline-block; font-size: .78rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; white-space: nowrap; margin-top: 4px; }
.badge.live { background: var(--live-bg); color: var(--live-fg); }
.badge.beta { background: var(--beta-bg); color: var(--beta-fg); }
.badge.preview { background: var(--prev-bg); color: var(--prev-fg); }
.badge.soon { background: var(--soon-bg); color: var(--soon-fg); }
.card p { margin: 0; }
.card .value { flex: 1; }
.meta { display: flex; flex-wrap: wrap; gap: 4px 6px; margin: 0; padding: 0; list-style: none; font-size: .85rem; color: var(--muted); }
.meta li::before { content: "· "; }
.meta li:first-child::before { content: ""; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 2px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 16px; border-radius: 12px; background: var(--accent); color: var(--accent-ink); font-weight: 700; text-decoration: none; }
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.actions .sub { font-size: .92rem; font-weight: 600; padding: 10px 0; }
.card.soon { border-style: dashed; }
.note { font-size: .82rem; color: var(--muted); }
.also { margin: 16px 0 0; color: var(--muted); font-size: .92rem; }

/* About + contact */
.about { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 820px) { .about { grid-template-columns: 1.4fr 1fr; } }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.panel h2 { margin-top: 0; }
.panel p { margin: 0 0 10px; }
.points { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.points li { display: flex; gap: 10px; }
.points li svg { width: 20px; height: 20px; flex: none; margin-top: 3px; }
.mail { font-weight: 700; font-size: 1.05rem; }

/* Footer */
.site-foot { margin-top: 40px; border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--muted); font-size: .88rem; }
.site-foot ul { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.site-foot a { color: inherit; }
.site-foot strong { color: var(--fg); }

/* Policy page */
.doc { max-width: 820px; padding-top: 32px; }
.doc h1 { font-size: clamp(1.5rem, 4.6vw, 2rem); margin: 0 0 6px; }
.doc h2 { font-size: 1.15rem; margin: 30px 0 8px; padding-top: 6px; }
.doc h3 { font-size: 1rem; margin: 18px 0 6px; }
.doc p, .doc li { color: var(--fg); }
.doc .muted { color: var(--muted); font-size: .92rem; }
.doc .box { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin: 12px 0; }
.doc nav.toc ol { margin: 6px 0 0; padding-left: 1.3em; columns: 2 240px; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 10px 0; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.doc table { border-collapse: collapse; width: 100%; min-width: 620px; font-size: .9rem; }
.doc th, .doc td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.doc th { background: var(--accent-soft); font-weight: 700; }
.doc tr:last-child td { border-bottom: 0; }