:root {
  --navy: #14284b;
  --navy-2: #1f3a66;
  --accent: #ff6b35;
  --accent-dark: #e85a26;
  --ink: #1a1d24;
  --sub: #5b6475;
  --line: #e4e8ef;
  --bg-alt: #f5f7fa;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: #fff; color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  font-size: 16px; line-height: 1.65; word-break: keep-all; overflow-wrap: anywhere;
  padding-bottom: 64px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.3; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 780px; }

/* header */
.top { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; font-weight: 800; font-size: 19px; color: var(--navy); }
.brand b { color: var(--accent); }
.logo { width: 30px; height: 30px; border-radius: 8px; background: var(--navy); color: #fff; display: grid; place-items: center; font-size: 16px; }
.nav { display: flex; gap: 20px; margin-left: auto; }
.nav a { text-decoration: none; color: var(--sub); font-weight: 600; font-size: 15px; }
.nav a:hover, .nav a[aria-current] { color: var(--navy); }
.top-call { text-decoration: none; background: var(--navy); color: #fff; font-weight: 700; padding: 8px 14px; border-radius: 999px; font-size: 15px; white-space: nowrap; }
.crumbs { font-size: 13px; color: var(--sub); padding-top: 14px; padding-bottom: 0; }
.crumbs a { color: var(--sub); text-decoration: none; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 22px; border-radius: 12px; font-weight: 700; text-decoration: none; font-size: 16px; }
.btn-main { background: var(--accent); color: #fff; }
.btn-main:hover { background: var(--accent-dark); }
.btn-ghost { border: 1.5px solid var(--navy); color: var(--navy); background: #fff; }
.btn-sub { background: #fff; color: var(--navy); }
.hero-btns { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }

/* hero */
.hero { background: linear-gradient(180deg, #eef3fa 0%, #fff 100%); padding: 40px 0 24px; }
.hero-in { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
.eyebrow { color: var(--accent-dark); font-weight: 700; font-size: 14px; margin-bottom: 10px; }
.hero h1 { font-size: 38px; color: var(--navy); }
.hero h1 em { font-style: normal; color: var(--accent); white-space: nowrap; }
.lead { color: var(--sub); font-size: 17px; margin-top: 16px; }
.hero-img img { border-radius: 18px; aspect-ratio: 4/3; object-fit: cover; width: 100%; box-shadow: 0 20px 40px rgba(20,40,75,.15); }
.trust { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.trust li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.trust b { display: block; color: var(--navy); font-size: 15px; }
.trust span { color: var(--sub); font-size: 13px; }

/* sections */
.sec { padding: 56px 0; }
.sec-alt { background: var(--bg-alt); }
.sec-title { font-size: 28px; color: var(--navy); margin-bottom: 22px; }
.sec-title.sm { font-size: 21px; margin: 36px 0 14px; }
.sec-title .more { font-size: 14px; font-weight: 600; color: var(--sub); margin-left: 8px; text-decoration: none; }
.sec-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.sec-head a { color: var(--sub); font-weight: 600; text-decoration: none; }
.sec-desc { color: var(--sub); margin: -12px 0 20px; }
.body-text { font-size: 17px; margin-bottom: 8px; }
.body-text a { color: var(--navy); font-weight: 700; }
.note { color: var(--sub); font-size: 15px; margin-top: 16px; padding: 14px 16px; background: #fff7f2; border-radius: 10px; border-left: 3px solid var(--accent); }
.page-head { padding: 36px 0 28px; background: linear-gradient(180deg, #eef3fa 0%, #fff 100%); }
.page-head h1 { font-size: 34px; color: var(--navy); }
.summary { margin: 20px 0 0; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--navy); border-radius: 12px; padding: 14px 18px; }
.summary h2 { font-size: 15px; color: var(--navy); margin-bottom: 6px; }
.summary ul { margin: 0; padding-left: 18px; }
.summary li { font-size: 15px; color: var(--ink); margin: 3px 0; }
.updated { font-size: 12px; color: var(--sub); margin-top: 10px; }
.lead-img { margin: 22px 0 0; }
.lead-img img { width: 100%; max-height: 420px; object-fit: cover; border-radius: 14px; }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: s; }
.steps li { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; counter-increment: s; }
.steps li::before { content: counter(s, decimal-leading-zero); display: block; color: var(--accent); font-weight: 800; font-size: 14px; margin-bottom: 6px; }
.steps b { display: block; font-size: 17px; color: var(--navy); }
.steps span { color: var(--sub); font-size: 14px; }

/* method */
.methods { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.method { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.method h3 { font-size: 20px; color: var(--navy); }
.method-lead { color: var(--sub); font-size: 15px; margin: 4px 0 10px; }
.method ul { margin: 0; padding-left: 18px; }
.method li { margin: 4px 0; }

/* cards */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { display: block; text-decoration: none; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .15s, box-shadow .15s; }
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 24px rgba(20,40,75,.1); }
.card img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.card-body { padding: 14px 16px 16px; }
.card-area { font-size: 13px; color: var(--accent-dark); font-weight: 700; }
.card h3 { font-size: 17px; color: var(--ink); margin: 2px 0 8px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { font-size: 12px; background: var(--bg-alt); color: var(--sub); padding: 3px 8px; border-radius: 6px; }

/* chips & areas */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chips a { text-decoration: none; padding: 8px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-weight: 600; font-size: 15px; color: var(--navy); }
.chips a:hover { border-color: var(--navy); }
.area-group { margin-bottom: 18px; }
.area-group h3 { font-size: 15px; color: var(--sub); }
.area-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.area-item { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.area-main { display: flex; justify-content: space-between; align-items: baseline; text-decoration: none; }
.area-main b { color: var(--navy); font-size: 17px; }
.area-main em { font-style: normal; font-size: 13px; color: var(--accent-dark); font-weight: 700; }
.area-subs { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 6px; }
.area-subs a { font-size: 13px; color: var(--sub); text-decoration: none; }
.area-subs a:hover { color: var(--navy); text-decoration: underline; }
.bundle-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.bundle-list a { text-decoration: none; border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; background: #fff; }
.bundle-list a:hover { border-color: var(--navy); }
.bundle-list b { display: block; color: var(--navy); }
.bundle-list span { font-size: 13px; color: var(--sub); }
.dongs { display: flex; flex-wrap: wrap; gap: 6px; }
.dongs span { font-size: 14px; background: var(--bg-alt); padding: 5px 10px; border-radius: 8px; color: var(--sub); }
.empty { color: var(--sub); margin-bottom: 16px; }
.dong-cases { display: grid; gap: 14px; }
.dong-case { display: grid; grid-template-columns: 220px 1fr; gap: 16px; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; background: #fff; }
.dong-case img { border-radius: 10px; aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.dong-case h3 { font-size: 17px; margin-bottom: 6px; }
.dong-case h3 a { text-decoration: none; color: var(--navy); }
.dong-case p { color: var(--sub); font-size: 15px; margin-top: 8px; }
@media (max-width: 560px) { .dong-case { grid-template-columns: 1fr; } }

/* checks */
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checks li { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; background: #fff; }
.checks b { color: var(--navy); }
.checks p { color: var(--sub); font-size: 15px; margin-top: 2px; }

/* faq */
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 28px 14px 0; position: relative; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 12px; color: var(--accent); font-size: 20px; }
.faq details[open] summary::after { content: "−"; }
.faq p { color: var(--sub); padding: 0 0 16px; }

/* case page */
.case-info { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; margin: 20px 0 0; }
.case-info.wide { grid-template-columns: 1fr; }
.case-info div { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; }
.case-info.wide div { display: grid; grid-template-columns: 130px 1fr; }
.case-info dt { font-size: 13px; color: var(--sub); }
.case-info dd { margin: 0; font-weight: 700; color: var(--navy); }
.gallery { display: grid; gap: 12px; }
.gallery figure { margin: 0; }
.gallery img { border-radius: 12px; width: 100%; }

/* guide & price */
.guide-list div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.guide-list dt { font-weight: 700; color: var(--navy); }
.guide-list dd { margin: 4px 0 0; color: var(--sub); }
.price { width: 100%; border-collapse: collapse; }
.price th, .price td { text-align: left; padding: 16px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.price th small { display: block; color: var(--sub); font-weight: 400; font-size: 14px; }
.price td { text-align: right; font-weight: 700; color: var(--navy); white-space: nowrap; }

/* cta & footer */
.cta { background: var(--navy); color: #fff; padding: 44px 0; }
.cta-in { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.cta h2 { font-size: 24px; }
.cta p { color: #c9d4e6; margin-top: 6px; }
.cta-btns { display: flex; gap: 10px; flex-wrap: wrap; }
.foot { background: #0e1c36; color: #9fb0cc; padding: 36px 0 28px; font-size: 14px; }
.foot-areas { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-bottom: 18px; }
.foot-areas a { color: #c9d4e6; text-decoration: none; font-size: 13px; }
.foot-info { margin-top: 4px; }
.foot-links { display: flex; gap: 14px; margin-top: 10px; }
.foot-links a { color: #fff; }
.copy { margin-top: 14px; font-size: 12px; color: #6f81a1; }

/* mobile bottom bar */
.mbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: none; grid-template-columns: 1fr 1fr; box-shadow: 0 -4px 16px rgba(0,0,0,.08); }
.mbar a { display: grid; place-items: center; height: 58px; font-weight: 800; text-decoration: none; font-size: 16px; }
.mbar-call { background: var(--accent); color: #fff; }
.mbar-sms { background: var(--navy); color: #fff; }

@media (max-width: 900px) {
  .nav { display: none; }
  .top-call { margin-left: auto; }
  .hero-in { grid-template-columns: 1fr; gap: 24px; }
  .hero h1 { font-size: 28px; }
  .page-head h1 { font-size: 27px; }
  .trust { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .grid, .area-list { grid-template-columns: 1fr 1fr; }
  .cta-in { flex-direction: column; align-items: flex-start; }
  .mbar { display: grid; }
  body { padding-bottom: 58px; }
}
@media (max-width: 560px) {
  .sec { padding: 40px 0; }
  .sec-title { font-size: 23px; }
  .methods, .grid, .area-list, .bundle-list { grid-template-columns: 1fr; }
  .top-call { font-size: 13px; padding: 7px 11px; }
  .case-info.wide div { grid-template-columns: 1fr; }
}