/* SSL 확인 / 가이드 페이지 공용 */
:root { --bg: #f6f8f7; --card: #fff; --ink: #14201b; --sub: #5b6b64; --line: #e2e8e5; --brand: #0f8a5f; --brand-d: #0b6b4a; --brand-l: #e6f4ee;
        --warn: #b45309; --warn-l: #fef3e2; --bad: #c0392b; --bad-l: #fdecea; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.75 -apple-system, "Segoe UI", "Malgun Gothic", "Apple SD Gothic Neo", sans-serif; word-break: keep-all; }
header { background: var(--card); border-bottom: 1px solid var(--line); }
header .w { max-width: 900px; margin: 0 auto; padding: 0 20px; height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { font-weight: 800; font-size: 18px; display: flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; flex: none; }
.logo i { width: 26px; height: 26px; border-radius: 7px; background: var(--brand); display: inline-grid; place-items: center; color: #fff; font-style: normal; font-size: 14px; }
header nav { display: flex; align-items: center; gap: 16px; font-size: 14px; overflow-x: auto; }
header nav a { color: var(--sub); text-decoration: none; white-space: nowrap; }
header nav a.on, header nav a:hover { color: var(--brand-d); font-weight: 700; }
header nav a.btn { color: #fff; font-weight: 700; }
main { max-width: 900px; margin: 28px auto; padding: 0 20px; }
.crumb { font-size: 13px; color: var(--sub); margin-bottom: 10px; }
.crumb a { color: var(--sub); }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 32px clamp(20px, 5vw, 44px); }
h1 { font-size: clamp(24px, 4.5vw, 30px); line-height: 1.3; margin: 0 0 8px; letter-spacing: -0.4px; }
.lead { color: var(--sub); margin: 0 0 22px; }
h2 { font-size: 19px; margin: 34px 0 10px; padding-top: 6px; }
h3 { font-size: 16px; margin: 22px 0 6px; }
p, li { color: #2b3832; }
ol, ul { padding-left: 22px; }
li { margin: 4px 0; }
a { color: var(--brand-d); }
code { background: var(--bg); border: 1px solid var(--line); border-radius: 5px; padding: 0 5px; font-family: Consolas, "D2Coding", monospace; font-size: 13px; word-break: break-all; }
pre { background: #0f1915; color: #d6f5e7; border-radius: 10px; padding: 14px 16px; overflow-x: auto; font: 13px/1.6 Consolas, "D2Coding", monospace; }
pre code { background: none; border: 0; padding: 0; color: inherit; word-break: normal; }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 8px 0; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--bg); font-weight: 600; }
.tw { overflow-x: auto; }
.box { background: var(--brand-l); border-radius: 10px; padding: 14px 16px; margin: 14px 0; }
.box.warn { background: var(--warn-l); color: var(--warn); }
.toc { background: var(--bg); border-radius: 10px; padding: 12px 16px; margin: 0 0 8px; font-size: 14px; }
.toc a { margin-right: 14px; white-space: nowrap; }
.btn { display: inline-block; border: 0; border-radius: 10px; padding: 12px 20px; font: inherit; font-weight: 700; cursor: pointer; background: var(--brand); color: #fff; text-decoration: none; text-align: center; }
.btn:hover { background: var(--brand-d); }
.btn.sm { padding: 7px 14px; font-size: 13px; border-radius: 8px; }
.btn:disabled { opacity: .6; cursor: wait; }
.cta { margin-top: 34px; background: var(--brand-l); border: 1px solid var(--brand); border-radius: 14px; padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.cta b { font-size: 16px; color: var(--brand-d); }
.cta p { margin: 2px 0 0; font-size: 14px; color: var(--sub); }
.more { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; margin-top: 16px; }
.more a { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; text-decoration: none; color: var(--ink); font-size: 14px; }
.more a:hover { border-color: var(--brand); }
footer { color: var(--sub); font-size: 13px; text-align: center; padding: 28px 20px 36px; line-height: 1.8; }
footer a { color: inherit; }
@media (max-width: 620px) { header nav .hide-m { display: none; } }