:root {
  --blue: #3541e8;
  --blue-soft: #eef0ff;
  --ink: #111827;
  --ink-2: #4b5563;
  --line: #e5e7eb;
  --bg: #ffffff;
  --bg-2: #f8f9fb;
  --pink: #ffb3d9;
  --radius: 20px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 17px;
  line-height: 1.7;
  word-break: keep-all;
}

a { color: var(--blue); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* 머리 */
.top { border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 10; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.brand img { width: 22px; height: 24px; }
.nav { display: flex; gap: 22px; font-size: 15px; }
.nav a { color: var(--ink-2); text-decoration: none; }
.nav a:hover { color: var(--ink); }

/* 첫 화면 */
.hero { padding: 96px 0 72px; }
.eyebrow { color: var(--blue); font-weight: 700; font-size: 15px; letter-spacing: 0.04em; margin: 0 0 16px; }
.hero h1 { font-size: clamp(34px, 6vw, 56px); line-height: 1.22; letter-spacing: -0.035em; margin: 0 0 20px; font-weight: 800; }
.hero p { color: var(--ink-2); font-size: 19px; max-width: 560px; margin: 0; }

/* 앱 */
.apps { padding: 24px 0 88px; }
.section-title { font-size: 15px; font-weight: 700; color: var(--ink-2); margin: 0 0 20px; letter-spacing: 0.02em; }
.app { border: 1px solid var(--line); border-radius: var(--radius); padding: 40px; margin-bottom: 24px; display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: center; }
.app-head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.app-icon { width: 56px; height: 56px; border-radius: 14px; flex: none; }
.app-icon.haengun { background: var(--pink); display: grid; place-items: center; font-size: 28px; }
.app h2 { font-size: 28px; letter-spacing: -0.03em; margin: 0; line-height: 1.3; }
.badge { display: inline-block; font-size: 13px; font-weight: 700; color: var(--blue); background: var(--blue-soft); border-radius: 999px; padding: 2px 10px; margin-top: 4px; }
.app .lead { font-size: 18px; font-weight: 600; margin: 0 0 12px; }
.app p { color: var(--ink-2); margin: 0 0 12px; }
.app ul { color: var(--ink-2); padding-left: 20px; margin: 0 0 16px; }
.app li { margin: 4px 0; }
.app .links { font-size: 15px; margin: 0; }
.note { font-size: 14px; color: #6b7280; }

.shots { display: flex; gap: 12px; justify-content: center; }
.shots img { width: 31%; max-width: 180px; border-radius: 18px; border: 1px solid var(--line); box-shadow: 0 8px 24px rgba(17, 24, 39, 0.08); }

.panel { background: var(--bg-2); border-radius: 16px; padding: 28px; }
.flow { list-style: none; padding: 0; margin: 0; counter-reset: s; }
.flow li { counter-increment: s; display: flex; gap: 12px; align-items: baseline; margin: 10px 0; color: var(--ink); }
.flow li::before { content: counter(s); flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 14px; font-weight: 700; display: grid; place-items: center; transform: translateY(4px); }
.channels { margin-top: 18px; font-size: 14px; color: var(--ink-2); }

/* 회사 */
.about { background: var(--bg-2); padding: 80px 0; }
.about h2 { font-size: 30px; letter-spacing: -0.03em; margin: 0 0 16px; }
.about p { color: var(--ink-2); max-width: 640px; margin: 0 0 12px; }

.contact { padding: 80px 0; }
.contact h2 { font-size: 30px; letter-spacing: -0.03em; margin: 0 0 12px; }
.mail { font-size: 22px; font-weight: 700; text-decoration: none; }

/* 바닥 */
footer { border-top: 1px solid var(--line); padding: 32px 0 48px; font-size: 14px; color: #6b7280; }
footer .row { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 4px 0; }
footer a { color: #6b7280; }

/* 처리방침 */
.doc { padding: 56px 0 88px; max-width: 780px; }
.doc h1 { font-size: 32px; letter-spacing: -0.03em; margin: 0 0 8px; line-height: 1.3; }
.doc .meta { color: #6b7280; font-size: 15px; margin: 0 0 32px; }
.doc h2 { font-size: 20px; margin: 40px 0 12px; letter-spacing: -0.02em; }
.doc h3 { font-size: 17px; margin: 24px 0 8px; }
.doc p, .doc li { color: #374151; }
.doc ul, .doc ol { padding-left: 22px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0 8px; display: block; overflow-x: auto; }
.doc th, .doc td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; min-width: 110px; }
.doc th { background: var(--bg-2); font-weight: 700; }
.doc .toc { background: var(--bg-2); border-radius: 12px; padding: 16px 24px; }
.doc .toc ol { margin: 0; }
.doc .toc a { color: var(--ink); text-decoration: none; }
.doc .toc a:hover { text-decoration: underline; }
.pick { display: grid; gap: 16px; margin-top: 24px; }
.pick a { display: block; border: 1px solid var(--line); border-radius: 16px; padding: 20px 24px; text-decoration: none; color: var(--ink); font-weight: 700; font-size: 18px; }
.pick a span { display: block; font-weight: 400; font-size: 15px; color: var(--ink-2); }
.pick a:hover { border-color: var(--blue); }

@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; padding: 28px 22px; gap: 28px; }
  .hero { padding: 64px 0 48px; }
  .nav { gap: 14px; font-size: 14px; }
  .nav .hide-sm { display: none; }
}