:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #5d6977;
  --line: #d9e0e7;
  --panel: #f7f9fb;
  --blue: #185adb;
  --green: #167461;
  --yellow: #f5c84c;
  --white: #ffffff;
  --focus: #0b57d0;
  font-family: Inter, "Pretendard", "Noto Sans KR", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  line-height: 1.65;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  background: var(--ink);
  color: var(--white);
  padding: 10px 14px;
  z-index: 10;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(12px);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  font-size: 1.25rem;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.brand span {
  color: var(--blue);
}

.nav-links {
  display: flex;
  gap: 18px;
  flex: 1;
  justify-content: center;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-cta,
.button {
  border: 1px solid var(--ink);
  border-radius: 8px;
  padding: 11px 16px;
  text-decoration: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
}

.button.primary,
.nav-cta {
  background: var(--ink);
  color: var(--white);
}

.button.secondary {
  background: var(--white);
  color: var(--ink);
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 76px 24px 40px;
  min-height: 620px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 48px;
  align-items: center;
}

.eyebrow {
  color: var(--green);
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 12px;
}

h1,
h2,
h3 {
  line-height: 1.18;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.35rem, 5vw, 4.6rem);
  margin: 0;
  max-width: 13ch;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  margin: 0 0 16px;
}

h3 {
  font-size: 1.18rem;
  margin: 0 0 10px;
}

.lead {
  font-size: 1.16rem;
  color: var(--muted);
  max-width: 720px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.workflow-visual {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #eef4f8 100%);
  display: grid;
  gap: 14px;
  box-shadow: 0 24px 70px rgba(23, 32, 42, 0.14);
}

.flow-node,
.flow-output {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 8px;
  padding: 18px;
  min-height: 82px;
  font-weight: 800;
}

.flow-node span,
.flow-output span {
  display: block;
  color: var(--muted);
  font-weight: 600;
  margin-top: 4px;
}

.flow-node.strong {
  border-color: var(--green);
  background: #eefaf6;
}

.flow-output {
  display: grid;
  gap: 8px;
}

.flow-output span {
  border-left: 4px solid var(--yellow);
  padding-left: 10px;
}

.notice-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  text-align: center;
  padding: 16px 24px;
}

.band,
.page-hero,
.cta-band {
  padding: 72px 24px;
}

.band > *,
.page-hero > *,
.cta-band > * {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.band.alt {
  background: var(--panel);
}

.section-heading {
  margin-bottom: 28px;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.services {
  grid-template-columns: repeat(5, minmax(180px, 1fr));
}

.mini-card,
.service-card,
.content-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: var(--white);
}

.service-card a,
.content-card a {
  font-weight: 800;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.card-meta,
.tag-row,
.disclosure,
.privacy-note {
  color: var(--muted);
  font-size: 0.92rem;
}

.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag-row span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 9px;
}

.cta-band {
  background: var(--ink);
  color: var(--white);
  text-align: center;
}

.cta-band p {
  color: #dce5ed;
}

.demo-form,
.contact-panel,
.search-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  padding: 24px;
  max-width: 920px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  font-weight: 700;
  margin-bottom: 16px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 13px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
}

textarea {
  min-height: 104px;
  resize: vertical;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  margin: 0 0 18px;
}

legend {
  font-weight: 800;
  padding: 0 8px;
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.checkbox-group label {
  align-items: center;
  display: flex;
  gap: 8px;
  margin: 0;
}

.checkbox-group input {
  width: auto;
}

.demo-result {
  margin-top: 20px;
}

.search-results {
  margin-top: 24px;
}

.result-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: #f7fbff;
}

.result-card .score {
  font-size: 2rem;
  font-weight: 900;
  color: var(--blue);
}

.result-scores {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 14px 0 18px;
}

.result-scores div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  padding: 14px;
}

.result-scores span {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
}

.result-scores strong {
  display: block;
  color: var(--blue);
  font-size: 1.8rem;
  line-height: 1.1;
  margin-top: 6px;
}

.result-dl {
  display: grid;
  gap: 10px;
}

.result-dl dt {
  font-weight: 900;
}

.result-dl dd {
  margin: 0 0 10px;
  color: var(--muted);
}

.lab-tool:nth-of-type(even) {
  background: var(--panel);
}

.page-hero {
  background: var(--panel);
}

.page-hero h1 {
  max-width: 18ch;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline article {
  display: grid;
  grid-template-columns: 72px 220px 1fr;
  gap: 18px;
  align-items: start;
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.timeline span {
  color: var(--green);
  font-weight: 900;
}

.article {
  max-width: 880px;
  margin: 0 auto;
  padding: 64px 24px;
}

.article h1 {
  max-width: 100%;
}

.article-section {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px 24px;
}

.article-section dt {
  font-weight: 800;
}

.article-section dd {
  margin: 0 0 14px;
  color: var(--muted);
}

.article-cta {
  border-top: 1px solid var(--line);
  margin-top: 32px;
  padding-top: 28px;
}

.back-link {
  color: var(--muted);
}

.section-cta {
  margin-top: 24px;
}

.proposal-output {
  max-width: 980px;
  margin: 28px auto 0;
}

.report-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.proposal-report {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  color: var(--ink);
  padding: 34px;
  box-shadow: 0 18px 50px rgba(23, 32, 42, 0.1);
}

.proposal-brand {
  align-items: baseline;
  display: flex;
  gap: 14px;
  margin-bottom: 48px;
}

.proposal-brand strong {
  font-size: 1.8rem;
  font-weight: 900;
}

.proposal-brand span {
  color: var(--blue);
}

.proposal-brand small {
  color: var(--muted);
  font-weight: 800;
}

.proposal-cover {
  border-bottom: 2px solid var(--ink);
  margin-bottom: 24px;
  padding-bottom: 24px;
}

.proposal-cover h2 {
  max-width: 720px;
}

.cover-meta {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 28px 0;
}

.cover-meta div {
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.cover-meta dt {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

.cover-meta dd {
  font-weight: 800;
  margin: 4px 0 0;
}

.cover-value {
  border-left: 5px solid var(--green);
  font-size: 1.15rem;
  font-weight: 800;
  padding-left: 16px;
}

.report-disclaimer,
.next-step-cta,
.copy-status {
  color: var(--muted);
  font-size: 0.92rem;
}

.report-section {
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}

.report-section:last-child {
  border-bottom: 0;
}

.report-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.report-grid > div,
.case-study-list article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: var(--panel);
}

.score-large {
  color: var(--blue);
  font-size: 1.7rem;
  font-weight: 900;
  margin: 0 0 6px;
}

.case-study-list {
  display: grid;
  gap: 12px;
}

.memo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.memo-grid div,
.lead-privacy-grid div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.lead-capture-panel {
  background: #f7fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-top: 22px;
  padding: 22px;
}

.lead-privacy-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 16px 0;
}

.disabled-lead-form {
  margin-top: 18px;
}

.disabled-lead-form fieldset {
  background: var(--panel);
}

.disabled-lead-form input,
.disabled-lead-form textarea {
  color: var(--muted);
}

.import-panel {
  border: 1px dashed var(--line);
  border-radius: 8px;
  margin: 0 0 18px;
  padding: 14px;
}

.import-panel .button {
  margin-bottom: 8px;
}

.email-summary {
  min-height: 260px;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

.proposal-steps {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 18px 0;
}

.proposal-steps span {
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-weight: 700;
  padding: 10px;
}


.intelligence-home-grid,
.intelligence-meta-grid,
.intelligence-principles {
  display: grid;
  gap: 18px;
}

.intelligence-home-grid {
  grid-template-columns: minmax(280px, 0.86fr) minmax(320px, 1.14fr);
  align-items: stretch;
}

.intelligence-proof-panel,
.intelligence-reader-checklist,
.intelligence-reading-note {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7fbff;
  padding: 24px;
}

.intelligence-proof-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.intelligence-proof-panel span,
.intelligence-card-meta dt,
.intelligence-meta-grid dt {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.intelligence-proof-panel strong {
  color: var(--blue);
  font-size: 2rem;
  line-height: 1.1;
}

.intelligence-status-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.intelligence-status-strip span {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  color: var(--muted);
  padding: 10px 12px;
}

.intelligence-status-strip strong {
  color: var(--ink);
}

.intelligence-principles {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.intelligence-principles article {
  border-top: 4px solid var(--green);
  border-radius: 8px;
  background: var(--panel);
  padding: 20px;
}

.intelligence-principles span {
  color: var(--green);
  font-weight: 900;
}

.intelligence-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intelligence-card-meta {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 4px 0;
  padding: 12px 0;
}

.intelligence-card-meta dt,
.intelligence-card-meta dd,
.intelligence-meta-grid dt,
.intelligence-meta-grid dd {
  margin: 0;
}

.intelligence-card-meta dd,
.intelligence-meta-grid dd {
  font-weight: 800;
}

.text-link {
  color: var(--blue);
  font-weight: 900;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.intelligence-reader-checklist {
  max-width: 760px;
  margin: 0;
}

.intelligence-reader-checklist ul {
  margin-bottom: 0;
}

.intelligence-meta-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 24px;
}

.intelligence-meta-grid div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 14px;
}

.intelligence-reading-note {
  margin: 28px auto 0;
  max-width: 880px;
}

.intelligence-reading-note h2 {
  font-size: 1.35rem;
}

.intelligence-body a[href^="http"] {
  color: var(--blue);
  overflow-wrap: anywhere;
}

.intelligence-body code {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 5px;
}

.intelligence-body blockquote {
  border-left: 5px solid var(--green);
  background: #f7fbff;
  margin: 0 0 24px;
  padding: 16px 18px;
}

.intelligence-body blockquote p,
.intelligence-body blockquote {
  color: var(--ink);
}

@media (max-width: 900px) {
  .intelligence-home-grid,
  .intelligence-principles,
  .intelligence-card-meta,
  .intelligence-meta-grid {
    grid-template-columns: 1fr;
  }
}

.footer {
  border-top: 1px solid var(--line);
  padding: 36px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 1180px;
  margin: 0 auto;
  color: var(--muted);
}

@media (max-width: 900px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .nav-links {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .grid.three,
  .grid.four,
  .grid.services,
  .report-grid,
  .memo-grid,
  .lead-privacy-grid,
  .proposal-steps,
  .result-scores,
  .form-grid,
  .footer {
    grid-template-columns: 1fr;
  }

  .timeline article {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .nav-cta {
    width: 100%;
  }

  .hero,
  .band,
  .page-hero,
  .cta-band,
  .article,
  .article-section {
    padding-left: 18px;
    padding-right: 18px;
  }

  .button {
    width: 100%;
  }
}

@media print {
  @page {
    size: A4;
    margin: 16mm;
  }

  .site-header,
  .footer,
  .page-hero,
  .proposal-package-form,
  .no-print,
  .skip-link {
    display: none !important;
  }

  body {
    background: #ffffff;
    color: #000000;
    font-size: 10.5pt;
    line-height: 1.48;
  }

  .band,
  .band.alt {
    background: #ffffff;
    padding: 0;
  }

  .proposal-output,
  .proposal-report {
    border: 0;
    box-shadow: none;
    margin: 0;
    max-width: 100%;
    padding: 0;
  }

  .proposal-cover {
    border-bottom: 0;
    min-height: 245mm;
    padding-top: 8mm;
    page-break-after: always;
  }

  .proposal-brand strong {
    font-size: 24pt;
  }

  .proposal-cover h2 {
    font-size: 27pt;
    max-width: 100%;
  }

  .cover-meta,
  .report-grid,
  .memo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .report-section,
  .report-grid > div,
  .memo-grid div,
  .lead-privacy-grid div,
  .case-study-list article {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .print-page {
    page-break-before: always;
  }

  .proposal-cover.print-page {
    page-break-before: auto;
  }

  .report-section h3 {
    border-bottom: 1px solid #000000;
    padding-bottom: 5px;
  }

  .report-grid > div,
  .memo-grid div,
  .case-study-list article {
    background: #ffffff;
  }

  .next-step-cta {
    border: 1px solid #000000;
    color: #000000;
    font-weight: 800;
    padding: 10px;
  }

  a {
    color: #000000;
    text-decoration: none;
  }
}