/* AddinPlus 홈페이지 공통 스타일
   색: 청록 하나(--blue 이름 그대로) + 회색 — 애드인 판매판 디자인과 같은 색 (2026-11-09). 밝은 배경. 기준 글자 16px.
   색을 바꾸려면 아래 :root 값만 고치면 됩니다. */

:root {
  --blue: #0f766e;        /* 주 색 — 단추 · 링크 · 강조 (청록, 애드인과 같음. 예전 파랑 #1f5fa8) */
  --blue-dark: #0b5f57;   /* 단추 눌렀을 때 */
  --blue-light: #e6f4f1;  /* 연한 배경 (강조 칸) */
  --ink: #1f2933;         /* 본문 글자 */
  --ink-soft: #52606d;    /* 보조 글자 */
  --line: #d9dee3;        /* 선 */
  --bg: #ffffff;          /* 바탕 */
  --bg-soft: #f5f7fa;     /* 연한 바탕 (띠) */
  --ok: #2b8a3e;          /* 비교표 ○ */
  --radius: 10px;
  --max: 1080px;
}

* { box-sizing: border-box; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Pretendard", "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  word-break: keep-all;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { line-height: 1.3; margin: 0 0 .5em; font-weight: 700; }
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.4em; margin: 0 0 1em; }
li { margin-bottom: .3em; }
code, kbd {
  font-family: Consolas, "Malgun Gothic", monospace;
  font-size: .92em;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0 .35em;
}
small, .muted { color: var(--ink-soft); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }

/* ---------- 머리 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 60px; gap: 16px;
}
.logo { display: flex; align-items: baseline; gap: 8px; color: var(--ink); font-weight: 800; font-size: 1.2rem; }
.logo:hover { text-decoration: none; }
.logo::before { content: ""; width: 26px; height: 26px; align-self: center; background: url(../images/icon.png) center / contain no-repeat; }
.logo .ko { font-weight: 500; color: var(--ink-soft); font-size: .95rem; }

.nav { display: flex; gap: 4px; }
.nav a {
  color: var(--ink); padding: 8px 12px; border-radius: 6px; font-size: .97rem;
}
.nav a:hover, .nav a.on { background: var(--blue-light); color: var(--blue); text-decoration: none; }

.menu-btn {
  display: none; background: none; border: 1px solid var(--line); border-radius: 6px;
  width: 42px; height: 38px; cursor: pointer; padding: 0;
}
.menu-btn span {
  display: block; width: 20px; height: 2px; background: var(--ink); margin: 4px auto; border-radius: 2px;
}

/* ---------- 단추 ---------- */
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 8px; font-weight: 700;
  border: 1px solid var(--blue); color: var(--blue); background: #fff; cursor: pointer;
  font-size: 1rem; line-height: 1.2; text-align: center;
}
.btn:hover { background: var(--blue-light); text-decoration: none; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--blue-dark); }
.btn.small { padding: 8px 14px; font-size: .92rem; }
.btn.disabled { opacity: .55; pointer-events: none; }

/* ---------- 첫 화면 ---------- */
.hero { padding: 72px 0 56px; background: linear-gradient(180deg, var(--blue-light) 0%, #fff 100%); }
.hero h1 { font-size: 2.4rem; margin-bottom: .4em; }
.hero .lead { font-size: 1.2rem; color: var(--ink-soft); max-width: 640px; }
.hero .meta { margin: 20px 0 28px; color: var(--ink); font-weight: 600; }
.hero .meta span + span::before { content: "·"; margin: 0 10px; color: var(--ink-soft); }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- 구역 ---------- */
.section { padding: 56px 0; }
.section.soft { background: var(--bg-soft); }
.section-head { margin-bottom: 28px; }
.section-head p { color: var(--ink-soft); margin: 0; }

/* 기능 카드 */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 8px; color: var(--ink);
}
a.card:hover { border-color: var(--blue); text-decoration: none; box-shadow: 0 4px 16px rgba(15,118,110,.12); }
.card .tag {
  align-self: flex-start; font-size: .78rem; font-weight: 700; padding: 2px 8px; border-radius: 999px;
  background: var(--bg-soft); color: var(--ink-soft); border: 1px solid var(--line);
}
.card .tag.pro { background: var(--blue-light); color: var(--blue); border-color: transparent; }
.card h3 { margin: 0; }
.card p { margin: 0; color: var(--ink-soft); font-size: .95rem; }

/* 표 */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; background: #fff; font-size: .97rem; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--bg-soft); font-weight: 700; }
td.c, th.c { text-align: center; white-space: nowrap; }
.ok { color: var(--ok); font-weight: 700; }
.no { color: #adb5bd; }

/* 가격 */
.prices { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.price {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  display: flex; flex-direction: column; gap: 6px;
}
.price.featured { border-color: var(--blue); box-shadow: 0 0 0 2px var(--blue-light) inset; }
.price .name { font-weight: 700; color: var(--ink-soft); }
.price .amount { font-size: 1.7rem; font-weight: 800; }
.price .amount small { font-size: .9rem; font-weight: 500; color: var(--ink-soft); }
.price ul { margin: 8px 0 0; padding-left: 1.2em; font-size: .93rem; color: var(--ink-soft); }
.price .btn { margin-top: auto; }
.event {
  margin-top: 20px; padding: 14px 18px; border-radius: var(--radius);
  background: var(--blue-light); color: var(--blue); font-weight: 600;
}

/* 알림 상자 */
.note {
  padding: 14px 18px; border-radius: var(--radius); background: var(--bg-soft);
  border-left: 4px solid var(--blue); margin: 0 0 1.2em;
}
.note.warn { border-left-color: #e8a317; background: #fff8e6; }
.draft {
  display: inline-block; padding: 4px 10px; border-radius: 6px; font-size: .9rem; font-weight: 700;
  background: #fff8e6; color: #8a5a00; border: 1px solid #f1d28a; margin-bottom: 12px;
}

/* 자주 묻는 질문 */
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary {
  cursor: pointer; font-weight: 700; padding: 12px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--blue); font-weight: 400; font-size: 1.3rem; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq .a { padding: 0 0 14px; color: var(--ink-soft); }

/* 단계 (설치 · 구매 절차) */
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li {
  position: relative; padding-left: 48px; margin-bottom: 18px;
}
.steps li::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0; width: 34px; height: 34px; border-radius: 50%;
  background: var(--blue); color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.steps li strong { display: block; margin-bottom: 2px; }

/* 문서 페이지 (약관 · 설명서) */
.doc { max-width: 820px; }
.doc h2 { margin-top: 2em; padding-top: .5em; border-top: 1px solid var(--line); }
.doc h2:first-of-type { border-top: 0; margin-top: 1em; }
.doc h3 { margin-top: 1.6em; }
.doc img {
  display: block; max-width: 100%; border: 1px solid var(--line); border-radius: 8px; margin: 10px 0 16px;
  background: var(--bg-soft); min-height: 60px; color: var(--ink-soft); font-size: .9rem; padding: 8px;
}
.toc {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 24px;
}
.toc ol { margin: 0; columns: 2; column-gap: 24px; }
.toc li { break-inside: avoid; }
.page-title { padding: 44px 0 8px; }
.page-title p { color: var(--ink-soft); font-size: 1.05rem; }

/* 두 칸 */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

/* 릴리즈 노트 */
.release { border-left: 3px solid var(--line); padding-left: 20px; margin-bottom: 28px; }
.release h3 { margin-bottom: 2px; }
.release .date { color: var(--ink-soft); font-size: .92rem; margin-bottom: 8px; }

/* ---------- 푸터 ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-soft); padding: 36px 0 44px; margin-top: 40px; font-size: .93rem; color: var(--ink-soft); }
.site-footer .cols { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.site-footer .links a { margin-right: 16px; color: var(--ink-soft); }
.site-footer .biz { margin-top: 16px; }

/* ---------- 모바일 ---------- */
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .prices { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  h1 { font-size: 1.7rem; }
  .hero { padding: 48px 0 40px; }
  .hero h1 { font-size: 1.8rem; }
  .hero .lead { font-size: 1.05rem; }
  .hero .meta span { display: block; }
  .hero .meta span + span::before { content: none; }
  .section { padding: 40px 0; }
  .menu-btn { display: block; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 60px;
    flex-direction: column; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 12px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 8px; border-bottom: 1px solid var(--bg-soft); border-radius: 0; }
  .two { grid-template-columns: 1fr; }
  .toc ol { columns: 1; }
  .hero .actions .btn { flex: 1 1 140px; }
}
@media (max-width: 480px) {
  .cards { grid-template-columns: 1fr; }
  .prices { grid-template-columns: 1fr; }
  .logo .ko { display: none; }
}