/* NCP Console Plus - 소개 사이트 공통 스타일 (외부 폰트·CDN 없음) */
:root {
  --bg: #ffffff;
  --bg-soft: #f4f7f5;
  --surface: #ffffff;
  --text: #1b1f1d;
  --muted: #55605a;
  --line: #dfe5e1;
  --brand: #00873c;
  --brand-strong: #006f31;
  --brand-soft: #e4f5ea;
  --on-brand: #ffffff;
  --warn: #ffb300;
  --on-warn: #1b1f1d;
  --danger: #c62828;
  --code-bg: #eef2ef;
  --shadow: 0 1px 2px rgba(16, 24, 20, 0.06), 0 8px 24px rgba(16, 24, 20, 0.06);
  --radius: 12px;
  --font: 'Pretendard', 'Malgun Gothic', 'Apple SD Gothic Neo', 'Noto Sans KR', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101412;
    --bg-soft: #151a17;
    --surface: #181e1a;
    --text: #e8ece9;
    --muted: #a3aea7;
    --line: #2a332d;
    --brand: #35c46f;
    --brand-strong: #5ad78d;
    --brand-soft: #14281c;
    --on-brand: #06210f;
    --code-bg: #1d2520;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; }
a { color: var(--brand-strong); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; border-radius: 4px; }
code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--code-bg);
  padding: 0.1em 0.4em;
  border-radius: 5px;
  word-break: break-all;
}

.wrap { width: 100%; max-width: 960px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 760px; }

.skip {
  position: absolute; left: -999px; top: 8px;
  background: var(--brand); color: var(--on-brand); padding: 8px 14px; border-radius: 6px; z-index: 100;
}
.skip:focus { left: 12px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; }
.brand img { width: 28px; height: 28px; border-radius: 6px; }
.nav { display: flex; gap: 4px 18px; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-size: 15px; padding: 6px 2px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }
.nav a[aria-current="page"] { font-weight: 700; }

/* ---------- hero ---------- */
.hero { padding: 64px 0 40px; background: linear-gradient(180deg, var(--brand-soft), transparent 70%); }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.15; margin: 0 0 16px; letter-spacing: -0.02em; }
.hero h1 .accent { color: var(--brand-strong); }
.lead { font-size: clamp(17px, 2.4vw, 20px); color: var(--muted); max-width: 640px; margin: 0 0 28px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 10px; font-weight: 700; text-decoration: none;
  border: 2px solid var(--brand); color: var(--brand-strong); background: transparent;
}
.btn.primary { background: var(--brand); color: var(--on-brand); }
.btn.primary:hover { background: var(--brand-strong); }
.btn:not(.primary):hover { background: var(--brand-soft); }
.note { font-size: 14px; color: var(--muted); margin-top: 14px; }

/* ---------- mock (화면 예시) ---------- */
.mock {
  margin-top: 40px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); box-shadow: var(--shadow); overflow: hidden;
}
.mock-tabs { display: flex; gap: 6px; padding: 10px 10px 0; background: var(--bg-soft); border-bottom: 1px solid var(--line); overflow: hidden; }
.tab {
  display: flex; align-items: center; gap: 8px; flex: 0 0 auto;
  padding: 8px 14px; border-radius: 8px 8px 0 0; font-size: 13px; white-space: nowrap; color: var(--muted);
}
.tab.active { background: var(--surface); color: var(--text); border: 1px solid var(--line); border-bottom-color: var(--surface); margin-bottom: -1px; }
.fav-img { width: 16px; height: 16px; flex: none; }
.mock-body { padding: 22px; display: grid; gap: 14px; }
.mock-time { font-weight: 700; font-size: 15px; }
.mock-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.mock-btn { width: 32px; height: 32px; border-radius: 6px; background: var(--brand); color: var(--on-brand); display: inline-flex; align-items: center; justify-content: center; }
.mock-btn svg { width: 18px; height: 18px; }
.mock-switch-label { font-weight: 700; font-size: 14px; color: var(--muted); display: inline-flex; align-items: center; gap: 8px; }
.sw { width: 36px; height: 20px; border-radius: 10px; background: var(--brand); position: relative; display: inline-block; }
.sw::after { content: ""; position: absolute; top: 2px; left: 18px; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.3); }
.mock-bell { width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; color: var(--brand); }
.mock-bell svg { width: 20px; height: 20px; }
.mock-extend { padding: 6px 16px; border: 1px solid var(--line); border-radius: 6px; font-weight: 600; font-size: 14px; background: var(--surface); }
.mock-warn { display: inline-flex; align-items: center; gap: 10px; background: var(--warn); color: var(--on-warn); font-weight: 700; font-size: 14px; padding: 10px 14px; border-radius: 8px; width: fit-content; max-width: 100%; }
.mock-cap { margin: 0; padding: 12px 22px 16px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); }

/* ---------- sections ---------- */
section { padding: 56px 0; scroll-margin-top: 64px; }
.doc h2 { scroll-margin-top: 76px; }
section.soft { background: var(--bg-soft); }
h2 { font-size: clamp(24px, 4vw, 32px); line-height: 1.3; margin: 0 0 10px; letter-spacing: -0.01em; }
h3 { font-size: 19px; margin: 0 0 6px; }
.sec-lead { color: var(--muted); margin: 0 0 32px; max-width: 640px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.card-head h3 { margin: 0; }
.card .ico { color: var(--brand-strong); display: inline-flex; flex: none; }
.card .ico svg { width: 24px; height: 24px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card ul { margin: 10px 0 0; padding-left: 18px; color: var(--muted); font-size: 15px; }
.card .flag-list { list-style: none; padding: 0; margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px 14px; font-size: 13px; }
.flag-list li { display: flex; align-items: center; gap: 6px; margin: 0; }
.flag-list img { width: 20px; height: 20px; }

.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 36px 1fr; gap: 14px; align-items: start; }
.steps li::before { content: counter(step); width: 36px; height: 36px; border-radius: 50%; background: var(--brand); color: var(--on-brand); font-weight: 700; display: flex; align-items: center; justify-content: center; }
.steps p { margin: 0; }

.two { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.pill-list { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; list-style: none; padding: 0; margin: 12px 0 0; }
.pill-list li { padding: 4px 12px; border-radius: 999px; background: var(--brand-soft); color: var(--brand-strong); font-size: 14px; font-weight: 600; }

details { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 0 18px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style-position: outside; }
details[open] summary { border-bottom: 1px solid var(--line); margin-bottom: 12px; }
details p, details ul { margin: 0 0 14px; color: var(--muted); }

/* ---------- 문서 페이지 (개인정보·이용약관·지원) ---------- */
.doc { padding: 48px 0 72px; }
.doc h1 { font-size: clamp(28px, 5vw, 38px); line-height: 1.25; margin: 0 0 8px; }
.doc .meta { color: var(--muted); font-size: 14px; margin: 0 0 32px; }
.doc h2 { font-size: 22px; margin: 40px 0 10px; padding-top: 8px; }
.doc h3 { margin: 22px 0 6px; }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin: 4px 0; }
.callout { background: var(--brand-soft); border: 1px solid color-mix(in srgb, var(--brand) 35%, var(--line)); border-radius: 10px; padding: 14px 18px; margin: 18px 0; }
.callout p { margin: 0; }
.table-wrap { overflow-x: auto; margin: 14px 0; }
table { border-collapse: collapse; width: 100%; font-size: 15px; min-width: 520px; }
th, td { text-align: left; border: 1px solid var(--line); padding: 10px 12px; vertical-align: top; }
th { background: var(--bg-soft); }
.toc { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 10px; padding: 14px 20px; margin: 0 0 8px; }
.toc ol { margin: 0; padding-left: 20px; }
.lang-en { margin-top: 56px; padding-top: 24px; border-top: 2px solid var(--line); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--muted); font-size: 14px; background: var(--bg-soft); }
.site-footer .links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 14px; }
.site-footer a { color: var(--muted); }
.site-footer p { margin: 0 0 6px; max-width: 760px; }

@media (max-width: 560px) {
  .hero { padding-top: 40px; }
  section { padding: 40px 0; }
  .mock-body { padding: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}