:root {
  --bg: #FFFFFF; --ink: #111113; --surface: #FAFAFA; --line: #E8E8EA;
  --muted: #63646B; --faint: #A9AAB2; --accent: #0F62FE; --accent-ink: #FFFFFF;
  --font-sans: Pretendard, "Malgun Gothic", "Apple SD Gothic Neo", system-ui, sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
  --max: 1120px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--font-sans); line-height: 1.75; font-size: 16px; word-break: keep-all; overflow-wrap: break-word; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

nav { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: border-color 0.3s ease; }
nav.scrolled { border-bottom-color: var(--line); }
.nav-in { max-width: var(--max); margin: 0 auto; padding: 0 24px; height: 64px; display: flex; align-items: center; gap: 28px; }
.links { margin-left: auto; display: flex; gap: 26px; font-size: 14px; color: var(--muted); }
.links a:hover { color: var(--ink); }
.links a.here { color: var(--accent); font-weight: 700; }
.nav-cta { font-size: 13.5px; font-weight: 700; padding: 9px 18px; border-radius: 8px; background: var(--ink); color: var(--bg); transition: background 0.2s ease; }
.nav-cta:hover { background: var(--accent); }

.hero { padding: 72px 0 30px; }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; color: var(--accent); font-weight: 700; text-transform: uppercase; }
h1 { font-size: clamp(34px, 5vw, 52px); font-weight: 800; line-height: 1.15; letter-spacing: -0.04em; margin-top: 16px; }
.hero .lead { margin-top: 18px; max-width: 620px; font-size: 16.5px; color: var(--muted); }

.form-sec { padding: 44px 0 110px; }
.form-sec .wrap { display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; align-items: start; }
.card { border: 1px solid var(--line); border-radius: 18px; padding: 34px 32px; background: var(--bg); }
form label { display: block; font-size: 13.5px; font-weight: 700; margin-top: 20px; }
form label:first-child { margin-top: 0; }
.req { color: var(--accent); }
input, select, textarea {
  display: block; width: 100%; margin-top: 8px; padding: 12px 14px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--surface);
  font-family: var(--font-sans); font-size: 14.5px; color: var(--ink);
  transition: border-color 0.2s ease, background 0.2s ease;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); background: #fff; }
textarea { resize: vertical; min-height: 130px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid2 label { margin-top: 20px; }
.form-foot { margin-top: 26px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn { padding: 13px 28px; border-radius: 10px; font-size: 15px; font-weight: 700; border: none; cursor: pointer; font-family: var(--font-sans); transition: transform 0.15s ease, background 0.2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-p { background: var(--accent); color: var(--accent-ink); }
.btn-p:hover { background: #0B4FD1; }
.hint { font-size: 12.5px; color: var(--faint); }
.err { margin-top: 14px; font-size: 13.5px; color: #DC2626; }

.direct h2 { font-size: 15px; font-weight: 800; letter-spacing: -0.01em; margin-top: 22px; }
.direct h2:first-child { margin-top: 0; }
.direct .mail { font-family: var(--font-mono); font-size: 15px; color: var(--accent); font-weight: 700; margin-top: 8px; }
.direct .note { font-size: 11.5px; color: var(--faint); margin-top: 6px; line-height: 1.6; }
.direct ul { list-style: none; margin-top: 10px; display: flex; flex-direction: column; gap: 8px; }
.direct li { font-size: 13px; color: var(--muted); padding-left: 16px; position: relative; }
.direct li::before { content: "—"; position: absolute; left: 0; color: var(--accent); }
.direct li b { color: var(--ink); }

footer { border-top: 1px solid var(--line); background: var(--surface); padding: 40px 0 32px; }
.f-in { max-width: var(--max); margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; }
.f-links { display: flex; gap: 20px; font-size: 13px; color: var(--muted); }
.f-links a:hover { color: var(--ink); }
.f-copy { font-size: 12px; color: var(--faint); }

/* ===== 공통 추가: 스킵 링크 · 모바일 내비 ===== */
.skip { position: absolute; left: -9999px; top: 0; z-index: 100; background: var(--accent); color: #fff; padding: 10px 18px; border-radius: 0 0 10px 0; font-weight: 700; font-size: 14px; }
.skip:focus { left: 0; }
.menu-btn { display: none; margin-left: auto; width: 42px; height: 42px; border: 1px solid var(--line); background: var(--bg); border-radius: 9px; cursor: pointer; padding: 0; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.menu-btn span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 1px; transition: transform 0.25s ease, opacity 0.25s ease; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; border-top: 1px solid var(--line); background: var(--bg); }
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 14px 24px; font-size: 15px; color: var(--muted); border-bottom: 1px solid var(--line); }
.mobile-menu a.here { color: var(--accent); font-weight: 700; }
@media (max-width: 960px) {
  .menu-btn { display: flex; }
  nav .nav-cta { display: none; }
  .links { display: none; }
  .form-sec .wrap { grid-template-columns: 1fr; }
  .grid2 { grid-template-columns: 1fr; gap: 0; }
}
@media (min-width: 961px) { .mobile-menu { display: none !important; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn:hover { transform: none; }
}