/* 일반 하위 페이지의 공통 내비게이션. 푸터는 site-footer.css에서 관리합니다. */
:root {
  --bg: #17191c;
  --paper: #2b2d30;
  --ink: #ffffff;
  --muted: #ffffff;
  --line: #515356;
  --accent: #ffb020;
  --button-text: #17191c;
  color-scheme: dark;
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  font-synthesis: none;
  color: var(--ink);
  background: var(--bg);
}

.subpage {
  --site-accent: var(--desk-accent, var(--accent));
  --site-shell-width: 1120px;
  --site-gutter: 36px;
  margin: 0;
  padding: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  background: var(--bg);
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  line-height: 1.6;
}

.subpage,
.subpage * { box-sizing: border-box; }
.subpage [hidden] { display: none !important; }
.subpage > main { flex: 1; width: 100%; }
.subpage .site-header,
.subpage .site-header * { box-sizing: border-box; }

.subpage .site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  flex: none;
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  color: var(--ink);
  background: var(--bg);
}

.site-header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 28px;
  width: 100%;
  max-width: var(--site-shell-width);
  min-height: 68px;
  margin: 0 auto;
  padding: 10px var(--site-gutter);
}

.subpage .site-brand {
  position: relative;
  display: block;
  flex-shrink: 0;
  width: 88px;
  margin: 0;
}

.site-brand img { display: block; width: 100%; height: auto; opacity: 0; }
.site-brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--site-accent);
  -webkit-mask: url("../images/logo-nodi-main.png") center / contain no-repeat;
  mask: url("../images/logo-nodi-main.png") center / contain no-repeat;
  pointer-events: none;
}

.subpage .site-nav {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
  gap: 20px;
  margin: 0;
  font-size: 13px;
  line-height: 1.4;
}

.site-nav-primary,
.site-nav-secondary {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav-secondary {
  margin-left: auto;
  padding-left: 20px;
  border-left: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
}

.subpage .site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 12px;
  border-radius: 9px;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  opacity: .72;
}

.subpage .site-nav-secondary a {
  padding-inline: 8px;
  font-size: 12px;
  opacity: .58;
}

.subpage .site-nav a:hover {
  background: color-mix(in srgb, var(--ink) 5%, transparent);
  opacity: 1;
}

.subpage .site-nav a[aria-current="page"] {
  color: var(--site-accent);
  background: color-mix(in srgb, var(--site-accent) 12%, transparent);
  opacity: 1;
}

.subpage .site-nav a[aria-current="page"] { font-weight: 600; }
.subpage .site-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid color-mix(in srgb, var(--ink) 16%, transparent);
  border-radius: 12px;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  line-height: 1.4;
  cursor: pointer;
}

.site-menu-icon {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.subpage .site-menu-toggle[hidden],
.subpage .site-nav[hidden] { display: none !important; }
.subpage .site-menu-toggle[aria-expanded="true"] { background: var(--paper); }
.subpage .site-header :focus-visible {
  outline: 2px solid var(--site-accent);
  outline-offset: 3px;
}

.subpage .skip {
  position: absolute;
  top: 12px;
  left: 16px;
  z-index: 100;
  padding: 12px;
  background: var(--site-accent);
  color: var(--button-text);
  transform: translateY(-180%);
}
.subpage .skip:focus { display: block; transform: none; }

@media (max-width: 980px) {
  .subpage { --site-gutter: 24px; }
  .site-header-inner { flex-wrap: wrap; gap: 8px 20px; }
  .subpage .site-menu-toggle:not([hidden]) { display: inline-flex; margin-left: auto; }
  .subpage .site-nav { flex-basis: 100%; flex-direction: column; align-items: stretch; gap: 8px; margin: 0; }
  .site-nav-primary,
  .site-nav-secondary { flex-wrap: wrap; }
  .site-nav-secondary { margin: 0; padding: 8px 0 0; border-left: 0; border-top: 1px solid color-mix(in srgb, var(--ink) 12%, transparent); }
  .site-header.site-menu-ready .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: var(--site-gutter);
    right: var(--site-gutter);
    padding: 8px;
    max-height: calc(100dvh - 92px);
    overflow-y: auto;
    border: 1px solid color-mix(in srgb, var(--ink) 16%, transparent);
    border-radius: 16px;
    background: var(--bg);
    box-shadow: 0 16px 40px #0002;
  }
  .site-menu-ready .site-nav-primary,
  .site-menu-ready .site-nav-secondary { flex-direction: column; align-items: stretch; }
  .subpage .site-nav a { min-height: 44px; justify-content: flex-start; }
  .subpage .site-nav-secondary a { padding-inline: 12px; }
}

@media (max-width: 600px) {
  .subpage { --site-gutter: 16px; }
  .site-header-inner { min-height: 64px; }
  .subpage .site-brand { width: 80px; }
}

@media (prefers-reduced-motion: no-preference) {
  .site-nav a,
  .site-menu-toggle { transition: background-color 150ms, color 150ms; }
}