/* ===== Tokens ===== */
:root {
  --brand: #36509D;
  --brand-dark: #263B78;
  --brand-light: #A9BCEB;
  --brand-tint: #EEF1F9;
  --ink: #16263A;
  --ink-deep: #0F1B2A;
  --ground: #F5F3EE;
  --paper: #FFFFFF;
  --line: #DAD5CB;
  --line-soft: #E6E1D8;
  --muted: #4A5563;
  --on-dark: #C9D2DD;
  --dark-line: #3A4C63;
  --pad: 80px;
  --section: 88px;
  --header-h: 76px;
}

* { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--header-h) + 8px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'IBM Plex Sans KR', 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  background: var(--ground);
  color: var(--ink);
  line-height: 1.6;
  word-break: keep-all;
  overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); }
a:hover { color: var(--brand-dark); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--brand-light); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.wrap { max-width: 1440px; margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.eyebrow { font-family: 'IBM Plex Mono', monospace; font-size: 15px; font-weight: 600; color: var(--brand); letter-spacing: 1px; }
.dark .eyebrow { color: var(--brand-light); }
.h2 { font-size: 40px; font-weight: 700; letter-spacing: -1px; line-height: 1.3; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 44px; }
.section-head > div { display: flex; flex-direction: column; gap: 12px; }
.more { font-size: 17px; font-weight: 600; text-decoration: none; white-space: nowrap; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 56px; padding: 0 28px; border-radius: 6px; font-size: 18px; font-weight: 700; text-decoration: none; white-space: nowrap; border: 0; font-family: inherit; cursor: pointer; }
.btn svg { width: 20px; height: 20px; flex-shrink: 0; }
.btn-brand { background: var(--brand); color: #FFFFFF; }
.btn-brand:hover { background: var(--brand-dark); color: #FFFFFF; }
.btn-line { border: 1.5px solid var(--ink); color: var(--ink); background: transparent; font-weight: 600; }
.btn-line:hover { background: var(--ink); color: var(--ground); }
.btn-white { background: #FFFFFF; color: var(--ink); }
.btn-white:hover { background: var(--ground); color: var(--ink); }

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 40; background: var(--ground); border-bottom: 1px solid var(--line); }
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand img { height: 38px; width: auto; }
.brand span { font-size: 22px; font-weight: 700; letter-spacing: -0.5px; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: 28px; font-size: 16px; font-weight: 500; }
.nav > a { color: var(--ink); text-decoration: none; white-space: nowrap; }
.nav > a:hover { color: var(--brand); }
.nav > a[aria-current="page"] { color: var(--brand); font-weight: 700; }
.nav .btn { min-height: 42px; padding: 0 18px; font-size: 15px; gap: 7px; background: var(--ink); color: var(--ground); font-weight: 600; }
.nav .btn:hover { background: var(--brand); color: #FFFFFF; }
.nav .btn.nav-talk { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.nav .btn.nav-talk:hover { background: var(--ink); color: var(--ground); }
.nav .btn svg { width: 17px; height: 17px; }
.nav .btn.nav-talk svg { width: 17px; height: 17px; }
.nav .social { margin: 0 4px 0 8px; gap: 6px; }
.nav .social a { width: 36px; height: 36px; }
.nav .social svg { width: 17px; height: 17px; }
.nav .btn + .btn { margin-left: -16px; }
.header-actions { display: none; }
.icon-btn { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer; padding: 0; }
.icon-btn svg { width: 22px; height: 22px; }
.icon-btn.call { background: var(--brand); border-color: var(--brand); color: #FFFFFF; }

.social { display: flex; gap: 8px; }
.social a { width: 44px; height: 44px; border-radius: 50%; border: 1px solid #CFC9BD; display: flex; align-items: center; justify-content: center; color: var(--ink); }
.social a:hover { border-color: var(--brand); color: var(--brand); }
.social svg { width: 20px; height: 20px; }
.site-footer .social a { border-color: var(--dark-line); color: var(--ground); }
.site-footer .social a:hover { border-color: var(--brand-light); color: var(--brand-light); }

/* ===== Hero ===== */
.hero-slides { position: relative; overflow: hidden; background: var(--ink) url('/images/slide-1.jpg') center / cover; color: #FFFFFF; }
.hero-slides::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10, 18, 30, .78) 0%, rgba(10, 18, 30, .58) 55%, rgba(10, 18, 30, .38) 100%); }
.slides { position: absolute; inset: 0; }
.slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; animation: heroFade 15s infinite; animation-delay: calc(var(--i) * 3s); }
@keyframes heroFade { 0% { opacity: 0; } 4% { opacity: 1; } 20% { opacity: 1; } 24% { opacity: 0; } 100% { opacity: 0; } }
.hero { position: relative; z-index: 1; padding-top: 112px; padding-bottom: 116px; min-height: 620px; display: flex; align-items: center; }
.hero-copy { display: flex; flex-direction: column; gap: 28px; max-width: 760px; }
.hero .eyebrow { color: var(--brand-light); }
.hero h1 { color: #FFFFFF; text-shadow: 0 2px 18px rgba(0, 0, 0, .25); font-size: 60px; line-height: 1.22; font-weight: 700; letter-spacing: -1.5px; }
.hero .lead { font-size: 20px; line-height: 1.7; color: #E4E9F2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }

@media (prefers-reduced-motion: reduce) { .slide { animation: none; } }

/* ===== Page title ===== */
.page-title { padding-top: 88px; padding-bottom: 64px; }
.page-title > div { max-width: 980px; display: flex; flex-direction: column; gap: 20px; }
.page-title h1 { font-size: 52px; line-height: 1.25; font-weight: 700; letter-spacing: -1.5px; }
.page-title p { font-size: 19px; line-height: 1.75; color: var(--muted); }
.page-title.split { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; padding-bottom: 48px; }
.page-title.split > div { max-width: 820px; }

/* ===== Blocks ===== */
.block { padding-top: var(--section); padding-bottom: var(--section); }
.bg-paper { background: var(--paper); }
.dark { background: var(--ink); color: var(--ground); }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }

.card { padding: 32px 28px; border: 1px solid var(--line); border-radius: 10px; display: flex; flex-direction: column; gap: 14px; background: transparent; }
.card h3 { font-size: 22px; font-weight: 700; line-height: 1.4; }
.card p { font-size: 16px; line-height: 1.7; color: var(--muted); }
.dark .card { border-color: var(--dark-line); }
.dark .card p { color: var(--on-dark); }

/* Process strip (main) */
.steps { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); border-top: 2px solid var(--ink); list-style: none; margin: 0; padding: 0; }
.steps li { padding: 24px 16px 0 0; display: flex; flex-direction: column; gap: 10px; }
.num { font-family: 'IBM Plex Mono', monospace; font-size: 15px; color: var(--brand); font-weight: 600; }
.steps strong { font-size: 19px; font-weight: 700; }
.steps .desc { font-size: 15px; line-height: 1.6; color: var(--muted); }
.steps-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.steps-4 li { padding-right: 28px; }
.note { margin-top: 28px; font-size: 16px; line-height: 1.75; color: var(--muted); max-width: 960px; }
.callout { margin-top: 28px; padding: 28px 32px; border-radius: 10px; background: var(--brand-tint); border: 1px solid var(--brand-light); display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.callout p { font-size: 18px; line-height: 1.7; color: var(--ink); max-width: 820px; }
.svc-card { text-decoration: none; color: var(--ink); background: var(--paper); transition: border-color .15s, transform .15s; }
.svc-card:hover { border-color: var(--brand); color: var(--ink); transform: translateY(-2px); }
.svc-card .go { margin-top: auto; padding-top: 6px; font-size: 15px; font-weight: 700; color: var(--brand); }
.svc-with { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 20px; padding: 18px 22px; border-radius: 10px; background: var(--brand-tint); border: 1px solid var(--brand-light); }
.svc-with strong { font-size: 17px; margin-right: 6px; }
.svc-with span { padding: 6px 16px; border-radius: 999px; background: var(--paper); border: 1px solid var(--brand-light); font-size: 15px; font-weight: 600; color: var(--brand-dark); }
.svc-steps-title { margin: 56px 0 8px; }
.svc-more { display: flex; justify-content: center; margin-top: 44px; }
.sym-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; align-items: start; }
.sym-item summary { padding-top: 18px; padding-bottom: 18px; min-height: 64px; line-height: 1.5; }
.sym-item summary span { flex: 1; }
.br-m { display: none; }
.tip-list { list-style: none; counter-reset: tip; margin: 0; padding: 0; display: grid; gap: 10px; }
.tip-list li { counter-increment: tip; position: relative; padding-left: 36px; font-size: 16px; line-height: 1.7; }
.tip-list li::before { content: counter(tip); position: absolute; left: 0; top: 2px; width: 24px; height: 24px; border-radius: 50%; background: var(--brand-tint); color: var(--brand); font-family: 'IBM Plex Mono', monospace; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.tip-list strong { font-weight: 700; background: linear-gradient(transparent 62%, #D6DEF5 62%); }
.code-title { margin-top: 14px; font-weight: 700; font-size: 15px; color: var(--brand-dark); }
.code-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.code-list li { display: flex; align-items: baseline; gap: 12px; padding: 8px 14px; border-radius: 8px; background: var(--brand-tint); font-size: 15px; }
.code-list strong { flex: 0 0 84px; font-weight: 700; }
.code-list span { font-weight: 500; color: var(--ink); }
.code-list b { font-family: 'IBM Plex Mono', monospace; font-weight: 700; color: var(--brand-dark); margin-right: 4px; }
.code-list i { font-style: normal; color: var(--muted); margin: 0 4px; }
.code-note { margin-top: 10px; font-size: 14px; color: var(--muted); }
.sym-item .area-empty p + p { margin-top: 10px; }
.sym-item .area-empty { color: var(--ink); font-size: 16px; line-height: 1.75; }
.note-alert { margin-top: 28px; padding: 18px 22px; border-radius: 10px; background: #FFF6DC; border: 1px solid #F0D58A; display: flex; gap: 12px; align-items: flex-start; font-size: 17px; line-height: 1.7; color: var(--ink); max-width: 960px; }
.note-alert .mark { flex: 0 0 auto; color: #C2410C; font-weight: 700; font-size: 20px; line-height: 1.5; }
.note-alert strong { font-weight: 700; }
.info-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 32px; }
.info-card { background: var(--ground); border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: 10px; padding: 26px 28px; display: flex; flex-direction: column; gap: 14px; }
.info-head { display: flex; align-items: center; gap: 12px; }
.info-head h3 { font-size: 20px; font-weight: 700; }
.info-card p { font-size: 16px; line-height: 1.75; color: var(--muted); }
.info-card p strong { color: var(--ink); font-weight: 700; background: linear-gradient(transparent 62%, #D6DEF5 62%); }
.steps:not(.steps-4) li { display: grid; grid-template-columns: 44px minmax(0, 1fr); column-gap: 12px; row-gap: 8px; align-content: start; align-items: center; }
.steps:not(.steps-4) .num { grid-column: 1 / -1; grid-row: 1; }
.steps:not(.steps-4) .ico { grid-column: 1; grid-row: 2; width: 44px; height: 44px; }
.steps:not(.steps-4) strong { grid-column: 2; grid-row: 2; }
.steps:not(.steps-4) .desc { grid-column: 1 / -1; grid-row: 3; }
.prep { background: var(--brand-tint); }
.prep-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 28px; align-items: stretch; }
.prep-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.prep-list li { display: flex; align-items: center; gap: 20px; background: var(--paper); border: 1px solid var(--brand-light); border-radius: 10px; padding: 20px 26px; }
.prep-num { flex: 0 0 52px; height: 52px; border-radius: 50%; background: var(--brand); color: #FFFFFF; display: flex; align-items: center; justify-content: center; font-family: 'IBM Plex Mono', monospace; font-size: 24px; font-weight: 700; }
.prep-list strong { font-size: 21px; font-weight: 700; line-height: 1.45; }
.prep-card { background: var(--brand); color: #FFFFFF; border-radius: 12px; padding: 40px 36px; display: flex; flex-direction: column; justify-content: center; gap: 18px; }
.prep-card h3 { font-size: 26px; font-weight: 700; letter-spacing: -.5px; }
.prep-card p { font-size: 17px; line-height: 1.75; color: #DCE4F7; }
.prep-sms { border-top: 1px solid rgba(255, 255, 255, .28); padding-top: 18px; display: flex; flex-direction: column; gap: 10px; }
.prep-sms p { font-size: 16px; line-height: 1.7; }
.prep-sms-no { display: inline-flex; align-items: baseline; gap: 12px; color: #FFFFFF; text-decoration: none; }
.prep-sms-no strong { font-size: 28px; letter-spacing: .5px; font-family: 'IBM Plex Mono', monospace; }
.sms-label { font-size: 14px; font-weight: 600; background: rgba(255, 255, 255, .18); border-radius: 999px; padding: 3px 12px; }
.btn-line-light { border: 1.5px solid #FFFFFF; color: #FFFFFF; background: transparent; font-weight: 600; }
.btn-line-light:hover { background: #FFFFFF; color: var(--brand-dark); }
.svc-main { background: var(--ink); color: var(--ground); padding: 88px 0 96px; }
.svc-main .eyebrow { color: var(--brand-light); }
.svc-main .h2 { color: var(--ground); }
.svc-main .service { color: var(--ink); box-shadow: 0 10px 30px rgba(0, 0, 0, .25); }
.svc-extra { background: var(--brand-tint); padding: 72px 0 80px; }
.svc-extra .sub-head { margin: 0 0 24px; }
.svc-extra .service { border: 1px solid var(--brand-light); }
.band-brand { background: var(--brand); color: #FFFFFF; }
.band-brand .band-grid p { color: #DCE4F7; }
.ico { flex: 0 0 auto; width: 46px; height: 46px; border-radius: 50%; background: var(--brand-tint); color: var(--brand); display: inline-flex; align-items: center; justify-content: center; }
.ico svg { width: 24px; height: 24px; }
.process strong { display: flex; align-items: center; gap: 14px; }
.process .ico { width: 42px; height: 42px; }
.sub-head { margin: 56px 0 24px; font-size: 26px; font-weight: 700; letter-spacing: -.5px; }
.lead-line { margin-top: 32px; font-size: 18px; line-height: 1.75; color: var(--ink); max-width: 960px; }

/* Process table (services) */
.process { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--ink); }
.process li { display: grid; grid-template-columns: 80px 260px minmax(0, 1fr); gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line-soft); align-items: baseline; }
.process .num { font-size: 18px; }
.process strong { font-size: 22px; font-weight: 700; }
.process p { font-size: 17px; line-height: 1.7; color: var(--muted); }

/* Service cards */
.service { background: var(--paper); border-radius: 12px; padding: 40px 34px; display: flex; flex-direction: column; gap: 18px; }
.service h2 { font-size: 26px; font-weight: 700; }
.service p { font-size: 16px; line-height: 1.75; color: var(--muted); }
.service .foot { font-size: 15px; font-weight: 600; border-top: 1px solid var(--line-soft); padding-top: 16px; margin-top: auto; }

/* Promise band */
.band { border-radius: 12px; padding: 56px 64px; }
.band-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.band-grid h3 { font-size: 22px; font-weight: 700; margin-bottom: 10px; }
.band-grid p { font-size: 16px; line-height: 1.7; color: var(--on-dark); }

/* ===== Post cards ===== */
.case { text-decoration: none; color: var(--ink); display: flex; flex-direction: column; gap: 12px; }
.case:hover { color: var(--ink); }
.case:hover h3 { color: var(--brand); }
.case-photo { aspect-ratio: 16 / 10; border-radius: 10px; background-color: var(--line); overflow: hidden; }
.case-photo img { width: 100%; height: 100%; object-fit: cover; }
.case-photo.empty { display: flex; align-items: center; justify-content: center; }
.case-photo.empty img { width: 30%; height: auto; opacity: .25; object-fit: contain; }
.case-meta { display: flex; flex-wrap: wrap; gap: 4px 10px; font-size: 14px; font-weight: 600; }
.case-meta span:first-child { color: var(--brand); }
.case-meta span + span { color: #6B7482; }
.case h3 { font-size: 21px; font-weight: 700; line-height: 1.45; }
.case p { font-size: 16px; line-height: 1.7; color: var(--muted); }
.case-grid { gap: 40px 28px; }
.case[hidden] { display: none; }

.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.chip { min-height: 44px; padding: 0 20px; border-radius: 999px; border: 1.5px solid #CFC9BD; background: var(--paper); color: var(--ink); font: inherit; font-size: 16px; font-weight: 500; cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--brand); border-color: var(--brand); color: #FFFFFF; font-weight: 600; }
.load-more { display: flex; justify-content: center; margin-top: 48px; }
.btn-more { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-width: 340px; min-height: 60px; padding: 0 32px; border-radius: 999px; background: var(--paper); border: 1.5px solid var(--brand); color: var(--brand); font-family: inherit; font-size: 18px; font-weight: 700; cursor: pointer; box-shadow: 0 6px 18px rgba(54, 80, 157, .12); transition: background .15s, color .15s; }
.btn-more em { font-style: normal; font-size: 14px; font-weight: 500; color: var(--muted); }
.btn-more svg { width: 20px; height: 20px; }
.btn-more:hover { background: var(--brand); color: #FFFFFF; }
.btn-more:hover em { color: #DCE4F7; }
.btn-blog { display: inline-flex; align-items: center; gap: 14px; padding: 12px 22px 12px 14px; border-radius: 999px; background: var(--paper); border: 1.5px solid var(--line); color: var(--ink); text-decoration: none; box-shadow: 0 6px 18px rgba(15, 27, 42, .06); transition: border-color .15s, transform .15s; flex: 0 0 auto; }
.btn-blog:hover { border-color: var(--brand); color: var(--ink); transform: translateY(-1px); }
.blog-ico { width: 44px; height: 44px; border-radius: 50%; background: var(--brand); color: #FFFFFF; display: inline-flex; align-items: center; justify-content: center; }
.blog-ico svg { width: 22px; height: 22px; }
.blog-txt { display: flex; flex-direction: column; line-height: 1.3; }
.blog-txt small { font-family: 'IBM Plex Mono', monospace; font-size: 12px; font-weight: 600; letter-spacing: 1px; color: var(--brand); }
.blog-txt strong { font-size: 17px; font-weight: 700; }
.blog-arrow { font-size: 20px; color: var(--brand); margin-left: 4px; }

.area-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.area-links a { display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; border-radius: 999px; background: var(--paper); border: 1px solid var(--line); color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 500; }
.area-links a:hover { border-color: var(--brand); color: var(--brand); }
.area-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; align-items: start; }
.area-item { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; }
.area-item summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 60px; padding: 0 24px; font-size: 19px; font-weight: 700; }
.area-item summary::-webkit-details-marker { display: none; }
.area-item summary em { margin-left: auto; font-style: normal; font-size: 14px; font-weight: 500; color: var(--muted); }
.area-item summary::after { content: '+'; font-size: 22px; font-weight: 400; color: var(--brand); margin-left: 4px; }
.area-item[open] summary::after { content: '−'; }
.area-item[open] summary { border-bottom: 1px solid var(--line-soft); }
.area-item > .area-links, .area-item > .area-empty, .area-item > .more { margin: 0; padding: 20px 24px 0; }
.area-item > .area-links:not(:last-child) { padding-bottom: 8px; }
.area-item > .area-links:last-child, .area-item > .area-empty, .area-item > .more:last-child { padding-bottom: 22px; }
.area-item > .more { display: block; }
.area-empty { font-size: 16px; color: var(--muted); }

/* ===== Article (post page) ===== */
.breadcrumb { font-size: 14px; color: #6B7482; padding-top: 32px; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb li + li::before { content: "›"; margin-right: 6px; color: #9AA2AD; }
.breadcrumb a { color: #6B7482; text-decoration: none; }
.breadcrumb a:hover { color: var(--brand); }

.article { max-width: 800px; margin: 0 auto; padding: 32px 0 var(--section); }
.article-head { display: flex; flex-direction: column; gap: 16px; padding-bottom: 28px; border-bottom: 1px solid var(--line); margin-bottom: 36px; }
.article-head h1 { font-size: 40px; line-height: 1.35; font-weight: 700; letter-spacing: -1px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 15px; color: #6B7482; }
.article-meta .tag { color: var(--brand); font-weight: 600; }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); margin-bottom: 40px; overflow: hidden; }
.facts div { padding: 14px 18px; border-bottom: 1px solid var(--line-soft); display: flex; gap: 12px; font-size: 15px; }
.facts div:nth-child(odd) { border-right: 1px solid var(--line-soft); }
.facts dt { color: #6B7482; min-width: 72px; white-space: nowrap; }
.facts dd { margin: 0; font-weight: 600; }
.prose { font-size: 18px; line-height: 1.85; }
.prose p { margin: 0 0 1.2em; }
.prose h2 { font-size: 26px; line-height: 1.4; font-weight: 700; margin: 2em 0 .7em; letter-spacing: -0.5px; }
.prose h3 { font-size: 21px; font-weight: 700; margin: 1.6em 0 .6em; }
.prose ul, .prose ol { margin: 0 0 1.2em; padding-left: 1.3em; }
.prose li { margin-bottom: .4em; }
.prose strong { font-weight: 700; }
.prose figure { margin: 1.6em 0; }
.prose figure img { width: 100%; border-radius: 10px; background: var(--line); }
.prose figcaption { margin-top: 10px; font-size: 14px; color: #6B7482; text-align: center; line-height: 1.5; }
.blog-link { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin: 40px 0; padding: 24px 28px; border-radius: 10px; background: var(--brand-tint); }
.blog-link p { font-size: 16px; color: var(--ink); }
.related { padding-top: var(--section); padding-bottom: var(--section); border-top: 1px solid var(--line); }

/* ===== CTA ===== */
.cta { border-radius: 12px; padding: 64px 72px; display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.cta h2 { font-size: 36px; font-weight: 700; letter-spacing: -1px; margin-bottom: 12px; }
.cta p { font-size: 19px; }
.cta-brand { background-color: var(--brand); color: #FFFFFF; }
.cta-brand p { color: #DCE4F7; }
.cta-dark { background: var(--ink); color: var(--ground); }
.cta-dark p { color: var(--on-dark); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.space-bottom { margin-bottom: var(--section); }

/* ===== Footer ===== */
.site-footer { background: var(--ink-deep); color: #A9B4C2; font-size: 15px; line-height: 1.9; }
.footer-inner { padding-top: 48px; padding-bottom: 48px; display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.footer-info { display: flex; align-items: center; gap: 36px; }
.footer-info img { height: 112px; width: auto; flex-shrink: 0; }
.footer-info strong { display: block; font-size: 20px; color: var(--ground); margin-bottom: 10px; }
.footer-info a { color: inherit; }
.footer-right { display: flex; flex-direction: column; align-items: flex-end; gap: 14px; }

.callbar { display: none; }

/* PC 전용: 메인 7단계 아이콘 크기 */
@media (min-width: 761px) {
  .steps:not(.steps-4) li { grid-template-columns: 36px minmax(0, 1fr); column-gap: 10px; }
  .steps:not(.steps-4) .ico { width: 36px; height: 36px; }
  .steps:not(.steps-4) .ico svg { width: 19px; height: 19px; }
}

/* ===== Narrow desktop ===== */
@media (max-width: 1240px) {
  .nav { gap: 22px; }
  .nav .social { display: none; }
}

/* ===== Tablet ===== */
@media (max-width: 1100px) {
  :root { --pad: 40px; --section: 72px; }
  .nav { gap: 22px; }
  .nav .social { display: none; }
  .nav > a { white-space: nowrap; }
  .nav .tel-num { display: none; }
  .hero { padding-top: 72px; padding-bottom: 80px; min-height: 520px; }
  .hero h1 { font-size: 48px; }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); row-gap: 28px; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .area-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .band-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* ===== Mobile ===== */
@media (max-width: 760px) {
  :root { --pad: 20px; --section: 52px; --header-h: 60px; }
  body { padding-bottom: calc(68px + env(safe-area-inset-bottom, 0px)); font-size: 16px; }

  /* header: one row + dropdown menu */
  .header-inner { gap: 12px; }
  .brand img { height: 32px; }
  .brand span { font-size: 19px; }
  .header-actions { display: flex; gap: 8px; }
  .nav-talk { display: none !important; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--pad) 20px; background: var(--ground); border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(15, 27, 42, .08); font-size: 17px; }
  .nav.open { display: flex; }
  .nav > a { min-height: 52px; display: flex; align-items: center; border-bottom: 1px solid var(--line-soft); }
  .nav .social { display: flex; padding-top: 16px; margin: 0; gap: 8px; }
  .nav .social a { width: 44px; height: 44px; }
  .nav .social svg { width: 20px; height: 20px; }
  .nav .btn { display: none; }

  .eyebrow { font-size: 13px; letter-spacing: .5px; }
  .h2 { font-size: 25px; letter-spacing: -0.5px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 24px; }
  .section-head > div { gap: 8px; }
  .more { font-size: 15px; }

  .hero { padding-top: 44px; padding-bottom: 48px; min-height: 0; }
  .hero-slides::after { background: linear-gradient(180deg, rgba(10, 18, 30, .6) 0%, rgba(10, 18, 30, .72) 100%); }
  .hero-copy { gap: 18px; }
  .hero h1 { font-size: 31px; letter-spacing: -1px; line-height: 1.3; }
  .hero .lead { font-size: 16px; }
  .hero-actions { gap: 10px; margin-top: 4px; }
  .hero-actions { flex-wrap: nowrap; gap: 8px; }
  .hero-actions .btn { flex: 1 1 0; min-width: 0; min-height: 52px; padding: 0 10px; font-size: 16px; }

  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .card { padding: 18px 16px; gap: 8px; border-radius: 8px; background: var(--paper); }
  .dark .card { background: transparent; }
  .card h3 { font-size: 16.5px; line-height: 1.4; }
  .card p { font-size: 14px; line-height: 1.6; }

  .steps { grid-template-columns: 1fr; border-top: 0; row-gap: 0; }
  .steps-4 li { padding-right: 0; }
  .area-grid { grid-template-columns: 1fr; gap: 10px; }
  .area-item summary { padding: 0 18px; font-size: 17px; }
  .area-item > .area-links, .area-item > .area-empty, .area-item > .more { padding: 16px 18px 0; }
  .area-item > .area-links:not(:last-child) { padding-bottom: 6px; }
  .area-item > .area-links:last-child, .area-item > .area-empty, .area-item > .more:last-child { padding-bottom: 18px; }
  .area-item > .more { padding-top: 8px; font-size: 14.5px; }
  .area-item > .area-links a { min-height: 36px; padding: 0 14px; font-size: 14px; }
  .note { margin-top: 20px; font-size: 15px; }
  .callout { flex-direction: column; align-items: stretch; padding: 22px 20px; gap: 18px; }
  .callout p { font-size: 16px; }
  .callout .btn { width: 100%; }
  .actions-row { flex-wrap: nowrap; gap: 8px; }
  .actions-row .btn { flex: 1 1 0; min-width: 0; min-height: 52px; padding: 0 10px; font-size: 16px; }
  .tel-num { display: none; }
  .prep-grid { grid-template-columns: 1fr; gap: 16px; }
  .prep-list { gap: 10px; }
  .prep-list li { gap: 14px; padding: 14px 16px; }
  .prep-num { flex-basis: 40px; height: 40px; font-size: 18px; }
  .prep-list strong { font-size: 16px; }
  .prep-card { padding: 26px 20px; gap: 14px; }
  .prep-card h3 { font-size: 21px; }
  .prep-card p { font-size: 15px; }
  .svc-main { padding: 48px 0 52px; }
  .svc-extra { padding: 44px 0 48px; }
  .ico { width: 40px; height: 40px; }
  .ico svg { width: 21px; height: 21px; }
  .steps .ico { grid-row: 1 / span 2; }
  .steps strong { grid-column: 2; }
  .steps .desc { grid-column: 2; }
  .process .ico { width: 36px; height: 36px; }
  .process .ico svg { width: 19px; height: 19px; }
  .btn-more { min-width: 0; width: 100%; min-height: 54px; font-size: 16px; padding: 0 20px; }
  .btn-blog { width: 100%; padding: 10px 18px 10px 12px; }
  .blog-ico { width: 40px; height: 40px; }
  .blog-txt strong { font-size: 15.5px; }
  .blog-arrow { margin-left: auto; }
  .sub-head { margin: 36px 0 18px; font-size: 21px; }
  .lead-line { margin-top: 24px; font-size: 16px; }
  .steps li { display: grid; grid-template-columns: 40px minmax(0, 1fr); column-gap: 14px; row-gap: 2px; padding: 14px 0; border-bottom: 1px solid var(--line-soft); align-items: center; }
  .steps .num { grid-row: 1; grid-column: 2; width: auto; height: auto; background: none; border-radius: 0; display: flex; align-items: center; justify-content: flex-start; font-size: 13px; }
  .steps strong { font-size: 17px; }
  .steps .desc { font-size: 14px; }
  .sym-grid { grid-template-columns: 1fr; gap: 10px; }
  .br-pc { display: none; }
  .br-m { display: inline; }
  .code-list li { padding: 7px 12px; font-size: 14px; }
  .code-list { gap: 5px; }
  .tip-list li { font-size: 15px; padding-left: 32px; }
  .tip-list li::before { width: 22px; height: 22px; font-size: 12px; }
  .code-list strong { flex: 0 0 auto; min-width: 74px; font-size: 14px; white-space: nowrap; }
  .code-list span { letter-spacing: 0; font-size: 14px; }
  .svc-with { padding: 14px 16px; gap: 8px; }
  .svc-with strong { width: 100%; font-size: 15px; margin: 0 0 2px; }
  .svc-with span { font-size: 14px; padding: 5px 13px; }
  .svc-steps-title { margin: 36px 0 4px; }
  .svc-more { margin-top: 28px; }
  .svc-more .btn { width: 100%; }
  .sym-item summary { padding-top: 14px; padding-bottom: 14px; min-height: 56px; font-size: 16px; }
  .sym-item .area-empty { font-size: 15px; }
  .note-alert { padding: 14px 16px; font-size: 15px; margin-top: 20px; }
  .info-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 22px; }
  .info-card { padding: 20px 18px; }
  .info-head h3 { font-size: 18px; }
  .info-card p { font-size: 15px; }
  .steps:not(.steps-4) li { grid-template-columns: 40px minmax(0, 1fr); column-gap: 14px; row-gap: 2px; align-items: center; }
  .steps:not(.steps-4) .ico { grid-column: 1; grid-row: 1 / span 3; width: 40px; height: 40px; align-self: center; }
  .steps:not(.steps-4) .num { grid-column: 2; grid-row: 1; }
  .steps:not(.steps-4) strong { grid-column: 2; grid-row: 2; }
  .steps:not(.steps-4) .desc { grid-column: 2; grid-row: 3; }
  .steps-4 li { grid-template-columns: 36px minmax(0, 1fr); }
  .steps-4 .num { grid-row: 1 / span 2; grid-column: 1; width: 36px; height: 36px; border-radius: 50%; background: var(--brand-tint); justify-content: center; }
  .steps-4 strong { grid-column: 2; }

  .process li { grid-template-columns: 36px minmax(0, 1fr); gap: 4px 12px; padding: 18px 0; }
  .process .num { font-size: 15px; }
  .process strong { font-size: 18px; }
  .process p { grid-column: 2; font-size: 15.5px; }

  .page-title { padding-top: 36px; padding-bottom: 28px; }
  .page-title > div { gap: 12px; }
  .page-title h1 { font-size: 29px; letter-spacing: -1px; }
  .page-title p { font-size: 16px; }
  .page-title.split { flex-direction: column; align-items: stretch; gap: 20px; padding-bottom: 28px; }
  .page-title.split .btn { min-height: 48px; font-size: 16px; }

  .grid-3 { grid-template-columns: 1fr; gap: 16px; }
  .service { padding: 26px 22px; gap: 12px; }
  .service h2 { font-size: 21px; }
  .service p { font-size: 15.5px; }
  .band { padding: 30px 22px; }
  .band-grid h3 { font-size: 18px; margin-bottom: 6px; }
  .band-grid p { font-size: 15px; }

  /* recent posts on home: swipe row */
  .swipe { display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-left: var(--pad); margin: 0 calc(var(--pad) * -1); padding: 0 var(--pad) 6px; scrollbar-width: none; }
  .swipe::-webkit-scrollbar { display: none; }
  .swipe > .case { flex: 0 0 78%; scroll-snap-align: start; }
  .case-grid { gap: 28px; }
  .case h3 { font-size: 18px; }
  .case p { font-size: 15px; }
  .filters { flex-wrap: nowrap; overflow-x: auto; margin: 0 calc(var(--pad) * -1) 24px; padding: 0 var(--pad); scrollbar-width: none; }
  .filters::-webkit-scrollbar { display: none; }
  .chip { flex-shrink: 0; min-height: 40px; font-size: 15px; padding: 0 16px; }

  .breadcrumb { padding-top: 20px; font-size: 13px; }
  .article { padding-top: 20px; }
  .article-head { gap: 12px; padding-bottom: 20px; margin-bottom: 24px; }
  .article-head h1 { font-size: 25px; letter-spacing: -0.5px; }
  .article-meta { font-size: 14px; }
  .facts { grid-template-columns: 1fr; margin-bottom: 28px; }
  .facts div:nth-child(odd) { border-right: 0; }
  .facts div { padding: 12px 16px; font-size: 14.5px; }
  .prose { font-size: 16.5px; line-height: 1.8; }
  .prose h2 { font-size: 21px; }
  .prose h3 { font-size: 18px; }
  .prose figure { margin: 1.3em calc(var(--pad) * -1); }
  .prose figure img { border-radius: 0; }
  .prose figcaption { padding: 0 var(--pad); font-size: 13px; }
  .blog-link { flex-direction: column; align-items: stretch; padding: 20px; }
  .blog-link .btn { min-height: 48px; font-size: 16px; }

  .cta { flex-direction: column; align-items: stretch; padding: 32px 22px; gap: 20px; border-radius: 10px; }
  .cta h2 { font-size: 22px; margin-bottom: 8px; }
  .cta p { font-size: 15.5px; }
  .cta .btn { min-height: 52px; font-size: 16px; }
  .cta > .btn { width: 100%; font-size: 17px; }
  .cta-actions { flex-wrap: nowrap; gap: 8px; }
  .cta-actions .btn { flex: 1 1 0; min-width: 0; padding: 0 10px; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 20px; padding-top: 36px; padding-bottom: 32px; font-size: 13.5px; line-height: 1.8; }
  .footer-info { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-info img { height: 72px; }
  .footer-info strong { font-size: 17px; margin-bottom: 6px; }
  .footer-right { align-items: flex-start; }

  .callbar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px)); background: rgba(255, 255, 255, .97); border-top: 1px solid var(--line); }
  .callbar .btn { min-height: 50px; font-size: 16px; padding: 0 10px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}