:root {
  --navy: #0b1f3a;
  --blue: #1769d1;
  --cyan: #22a6c7;
  --ink: #172033;
  --muted: #667085;
  --line: #d9e2ef;
  --soft: #f5f8fc;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(15, 31, 58, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, "Noto Sans KR", system-ui, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 36px;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(217, 226, 239, 0.8);
  backdrop-filter: blur(14px);
}
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand-logo {
  display: block;
  width: min(280px, 42vw);
  height: auto;
  max-height: 46px;
  object-fit: contain;
}
.nav-menu { display: flex; align-items: center; gap: 18px; font-size: 14px; font-weight: 700; color: #344054; }
.nav-menu a { white-space: nowrap; }
.nav-cta { padding: 10px 14px; color: #fff !important; background: var(--blue); border-radius: 8px; }
.menu-toggle { display: none; border: 1px solid var(--line); background: #fff; border-radius: 8px; padding: 9px 12px; font-weight: 700; }

.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(840px, calc(100% - 40px)); }
.section, .section-band { padding: 92px 0; scroll-margin-top: 72px; }
.section.alt, .section-band { background: var(--soft); }
.hero { padding-top: 104px; }
.hero-grid, .split, .contact-grid, .expert-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.eyebrow { margin: 0 0 12px; color: var(--blue); font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: 0; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 22px; color: var(--navy); font-size: clamp(42px, 6vw, 72px); line-height: 1.05; letter-spacing: 0; }
h2 { margin-bottom: 18px; color: var(--navy); font-size: clamp(28px, 3vw, 42px); line-height: 1.2; letter-spacing: 0; }
h3 { margin-bottom: 10px; color: var(--navy); font-size: 19px; line-height: 1.35; }
.hero-title { display: grid; gap: 12px; }
.hero-title-main {
  display: block;
  font-size: clamp(50px, 6.4vw, 82px);
  font-weight: 800;
  line-height: 1.02;
  white-space: nowrap;
}
.hero-title-sub {
  display: block;
  color: #1769d1;
  font-size: clamp(26px, 3.2vw, 42px);
  font-weight: 800;
  line-height: 1.16;
  white-space: nowrap;
}
.hero-nowrap { white-space: nowrap; }
.line-nowrap { white-space: nowrap; }
.nowrap-title { white-space: nowrap; }
.guideline-grid {
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.82fr);
  gap: 42px;
}
.guideline-title {
  max-width: 620px;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.14;
}
.hero-text { max-width: 680px; color: #4b5565; font-size: 19px; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.button.primary { color: #fff; background: var(--blue); }
.button.secondary { color: var(--navy); background: #fff; border-color: var(--line); }
.button.light { color: var(--navy); background: #fff; }
.button.full { width: 100%; border: 0; cursor: pointer; font: inherit; }

.dashboard, .product-panel, .expert-card, .contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.dashboard { padding: 22px; }
.dash-head { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); font-weight: 800; color: var(--navy); }
.audit-snapshot { display: grid; gap: 18px; }
.checkpoint-lead {
  padding: 18px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--blue);
  border-radius: 8px;
}
.checkpoint-lead strong { display: block; margin-bottom: 8px; color: var(--navy); font-size: 22px; line-height: 1.25; }
.checkpoint-lead p { margin: 0; color: #4b5565; font-weight: 700; }
.checkpoint-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.checkpoint-grid span {
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 13px 14px;
  color: var(--navy);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 800;
}
.checkpoint-grid span::before {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-right: 10px;
  background: var(--cyan);
  border-radius: 50%;
}
.snapshot-footer {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.snapshot-footer span {
  padding: 10px;
  color: var(--blue);
  background: var(--soft);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 18px 0; }
.metric-grid div { padding: 16px; background: var(--soft); border-radius: 8px; }
.metric-grid b { display: block; color: var(--blue); font-size: 28px; line-height: 1; }
.metric-grid span { color: var(--muted); font-size: 12px; }
.flow-list { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.flow-list li { display: flex; align-items: center; gap: 12px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 8px; font-weight: 700; }
.flow-list span { color: var(--cyan); font-weight: 800; }

.section-head { max-width: 760px; margin-bottom: 34px; }
.card-grid { display: grid; gap: 18px; }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }
.card {
  min-height: 188px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.card p, .split p, .expert-grid p, .contact-grid p { color: var(--muted); }
.compact .card { min-height: 160px; }
.center-cta { margin-top: 30px; text-align: center; }

.area-hero { padding-bottom: 76px; }
.area-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}
.area-title {
  max-width: 860px;
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1.12;
}
.area-lead {
  max-width: 720px;
  color: #4b5565;
  font-size: 18px;
}
.area-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.area-summary strong {
  grid-column: 1 / -1;
  color: var(--navy);
  font-size: 20px;
}
.area-summary span {
  padding: 13px 14px;
  color: var(--blue);
  background: var(--soft);
  border-left: 4px solid var(--cyan);
  border-radius: 8px;
  font-weight: 800;
}
.area-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.area-card {
  min-height: 0;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(15, 31, 58, 0.07);
  overflow-wrap: break-word;
}
.area-card span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 800;
}
.area-card p { color: var(--muted); }
.area-focus {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 42px;
  align-items: start;
}
.focus-list {
  display: grid;
  gap: 12px;
}
.focus-list span {
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--blue);
  border-radius: 8px;
  color: var(--navy);
  font-weight: 800;
}

.layer-diagram { display: grid; gap: 12px; }
.layer-diagram div { padding: 20px; background: #fff; border: 1px solid var(--line); border-left: 5px solid var(--blue); border-radius: 8px; }
.layer-diagram strong { display: block; margin-bottom: 6px; color: var(--blue); }
.guideline-grid .layer-diagram {
  width: min(100%, 420px);
  justify-self: end;
}
.guideline-grid .layer-diagram div { padding: 16px 18px; }
.check-list, .manual-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.check-list span, .manual-list li, .deliverable-grid span { padding: 14px 16px; background: #fff; border: 1px solid var(--line); border-radius: 8px; font-weight: 700; }
.timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step { padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.step span { display: inline-flex; margin-bottom: 18px; color: var(--cyan); font-size: 14px; font-weight: 800; }
.step p { word-break: keep-all; overflow-wrap: normal; }

.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th, td { padding: 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--navy); background: #eef4fb; }
tr:last-child td { border-bottom: 0; }
.deliverable-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

.product-panel { padding: 18px; background: linear-gradient(145deg, #fff, #f2f7ff); }
.panel-bar { display: flex; gap: 7px; margin-bottom: 22px; }
.panel-bar span { width: 10px; height: 10px; border-radius: 50%; background: #b8c5d8; }
.panel-row { display: flex; justify-content: space-between; gap: 18px; padding: 18px; margin-top: 12px; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.panel-row em { color: var(--blue); font-style: normal; font-weight: 800; }

.expert-card { padding: 30px; }
.avatar { display: grid; place-items: center; width: 76px; height: 76px; margin-bottom: 18px; color: #fff; background: var(--navy); border-radius: 8px; font-size: 30px; font-weight: 800; }
.expert-photo { display: block; width: min(100%, 260px); aspect-ratio: 3 / 4; margin-bottom: 18px; border-radius: 8px; object-fit: cover; object-position: center top; border: 1px solid var(--line); background: var(--soft); }
.expert-card a { display: block; color: var(--blue); font-weight: 800; }
.career-list { margin: 20px 0 26px; padding-left: 20px; color: #344054; }
.cta-band { padding: 70px 0; color: #fff; background: var(--navy); text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { max-width: 760px; margin: 0 auto 24px; color: #d8e4f7; }

.contact-grid { align-items: start; }
.contact-form { padding: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label, legend { display: block; margin-bottom: 14px; color: #344054; font-size: 14px; font-weight: 800; }
input, select, textarea {
  width: 100%;
  margin-top: 6px;
  padding: 12px 13px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(34, 166, 199, .22); border-color: var(--cyan); }
fieldset { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 14px; margin: 0 0 14px; padding: 16px; border: 1px solid var(--line); border-radius: 8px; }
fieldset label, .privacy-check { display: flex; align-items: flex-start; gap: 8px; font-weight: 600; }
fieldset input, .privacy-check input { width: auto; margin-top: 5px; }
.privacy-check a { color: var(--blue); text-decoration: underline; }
.form-message { min-height: 24px; margin: 0 0 12px; font-weight: 800; }
.form-message.error { color: #b42318; }
.form-message.success { color: #027a48; }
.contact-direct { display: grid; gap: 10px; margin-top: 20px; }
.contact-direct a { color: var(--blue); font-weight: 800; }

.footer { padding: 34px 0; color: #cbd5e1; background: #071529; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; }
.footer a, .footer strong { color: #fff; }
.footer p { margin: 4px 0; }
.policy-page h1 { color: var(--navy); font-size: 48px; }
.policy-page h2 { margin-top: 34px; font-size: 24px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1040px) {
  .site-header { padding: 0 20px; }
  .brand-logo { width: min(240px, 54vw); max-height: 42px; }
  .menu-toggle { display: inline-flex; }
  .nav-menu {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 72px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }
  .nav-menu.open, .nav-menu.always { display: flex; }
  .hero-grid, .split, .contact-grid, .expert-grid { grid-template-columns: 1fr; }
  .area-hero-grid, .area-focus { grid-template-columns: 1fr; }
  .area-summary { grid-template-columns: repeat(2, 1fr); }
  .card-grid.four { grid-template-columns: repeat(2, 1fr); }
  .timeline, .deliverable-grid, .area-card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .container { width: min(100% - 28px, 1160px); }
  .section, .section-band { padding: 64px 0; }
  .hero { padding-top: 74px; }
  h1 { font-size: 42px; }
  .hero-title { gap: 10px; }
  .hero-title-main { font-size: clamp(34px, 9.4vw, 44px); white-space: normal; }
  .hero-title-sub { font-size: clamp(23px, 6.8vw, 31px); white-space: normal; }
  .hero-nowrap { font-size: clamp(28px, 9vw, 42px); }
  .line-nowrap { white-space: normal; }
  .area-title { font-size: clamp(34px, 10vw, 44px); }
  .area-summary { grid-template-columns: 1fr; padding: 18px; }
  .nowrap-title { white-space: normal; }
  .hero-text { font-size: 17px; }
  .card-grid.four, .timeline, .deliverable-grid, .area-card-grid, .metric-grid, .form-row, fieldset { grid-template-columns: 1fr; }
  .checkpoint-grid { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; }
  .button { width: 100%; }
  .dash-head, .panel-row { flex-direction: column; }
}