@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600&display=swap');

:root {
  --bg: #f5f5ee;
  --surface: #ffffff;
  --ink: #16140f;
  --muted: #6f6b60;
  --line: #d8d6cc;
  --primary: #17324d;
  --accent: #b7c8d8;
  --soft-blue: #e7eef4;
  --success: #366b55;
  --danger: #8a3d3d;
  --radius-sm: 4px;
  --radius-md: 8px;
  --shadow: 0 16px 48px rgba(22, 20, 15, 0.1);
  --font-serif: 'Source Serif 4', 'Noto Serif KR', Georgia, serif;
  --font-sans: 'Outfit', 'Pretendard', 'Noto Sans KR', Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

svg {
  flex: 0 0 auto;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.gvc-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 40px);
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--surface);
  color: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(216, 214, 204, 0.9);
  background: rgba(245, 245, 238, 0.96);
  backdrop-filter: blur(14px);
}

.option-b .site-header {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(23, 50, 77, 0.96);
  color: var(--surface);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  gap: 12px;
  text-decoration: none;
  font-weight: 700;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  font-family: var(--font-serif);
  font-size: 16px;
}

.brand-name {
  font-size: 15px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.desktop-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: inherit;
  font-size: 14px;
  text-decoration: none;
}

.desktop-nav a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.segmented {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.option-b .segmented {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
}

.segmented button {
  min-width: 42px;
  min-height: 36px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

.option-b .segmented button {
  color: rgba(255, 255, 255, 0.7);
}

.segmented button[aria-pressed='true'] {
  background: var(--primary);
  color: var(--surface);
}

.option-b .segmented button[aria-pressed='true'] {
  background: var(--surface);
  color: var(--primary);
}

.icon-button {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}

.option-b .site-header .icon-button {
  border-color: rgba(255, 255, 255, 0.24);
  background: transparent;
  color: var(--surface);
}

.menu-button {
  display: none;
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  padding: 10px 20px 18px;
  background: var(--bg);
}

.option-b .mobile-nav {
  border-color: rgba(255, 255, 255, 0.16);
  background: var(--primary);
}

.mobile-nav.open {
  display: grid;
}

.mobile-nav a {
  min-height: 48px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.option-b .mobile-nav a {
  border-color: rgba(255, 255, 255, 0.12);
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.section-heading {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 500;
  line-height: 1.08;
}

.section-copy {
  max-width: 620px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  background: var(--primary);
  color: var(--surface);
  cursor: pointer;
  font-weight: 600;
  text-decoration: none;
}

.button:hover {
  background: #0f273c;
}

.button.secondary {
  background: transparent;
  color: var(--primary);
}

.button.secondary:hover {
  background: var(--soft-blue);
}

.button.light {
  border-color: var(--surface);
  background: var(--surface);
  color: var(--primary);
}

.button.light:hover {
  background: var(--bg);
}

.button.ghost-light {
  border-color: rgba(255, 255, 255, 0.46);
  background: transparent;
  color: var(--surface);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* Option A */
.hero-a {
  padding: 64px 0 80px;
}

.hero-a-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  align-items: center;
  gap: 72px;
}

.hero-a h1 {
  max-width: 700px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: 72px;
  font-weight: 500;
  line-height: 1.02;
}

.hero-a .lede {
  max-width: 590px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 20px;
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.hero-visual img {
  width: 100%;
  height: 640px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.image-note {
  position: absolute;
  left: -30px;
  bottom: 32px;
  width: min(250px, 72%);
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.image-note strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 500;
}

.image-note span {
  color: var(--muted);
  font-size: 13px;
}

.fact-band {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.fact {
  min-height: 126px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px 30px;
  border-right: 1px solid var(--line);
}

.fact:first-child {
  border-left: 1px solid var(--line);
}

.fact strong {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 500;
}

.fact span {
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 112px 0;
}

.section-head-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.7fr);
  gap: 72px;
  align-items: end;
  margin-bottom: 48px;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.filter-chip {
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.filter-chip[aria-pressed='true'] {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--surface);
}

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

.portfolio-card {
  min-width: 0;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 16px 40px rgba(22, 20, 15, 0.08);
}

.portfolio-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.company-mark {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--bg);
  color: var(--primary);
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
}

.sample-label {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
}

.portfolio-card h3 {
  margin: 30px 0 8px;
  font-size: 24px;
  line-height: 1.2;
}

.portfolio-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.company-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 28px;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  border-radius: 999px;
  background: var(--soft-blue);
  color: var(--primary);
  font-size: 12px;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 56px 24px;
  border: 1px dashed var(--line);
  text-align: center;
  color: var(--muted);
}

.operating-band {
  background: var(--primary);
  color: var(--surface);
}

.operating-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(400px, 1.12fr);
  gap: 88px;
  align-items: center;
}

.operating-band .eyebrow,
.operating-band .section-copy {
  color: rgba(255, 255, 255, 0.72);
}

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

.workflow-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
}

.workflow-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
}

.workflow-item h3 {
  margin: 0 0 5px;
  font-size: 17px;
}

.workflow-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
}

.image-story {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 70px;
  align-items: center;
}

.image-story img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.legal-note {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

/* Option B */
.hero-b {
  position: relative;
  overflow: hidden;
  padding: 92px 0 132px;
  background: var(--primary);
  color: var(--surface);
}

.hero-b-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  mix-blend-mode: luminosity;
}

.hero-b-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 80px;
  align-items: end;
}

.hero-b .eyebrow {
  color: var(--accent);
}

.hero-b h1 {
  max-width: 850px;
  margin: 0;
  font-size: 68px;
  font-weight: 600;
  line-height: 1.02;
}

.hero-b .lede {
  max-width: 640px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 19px;
}

.hero-b-aside {
  display: grid;
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.2);
}

.hero-b-metric {
  padding: 18px;
  background: rgba(23, 50, 77, 0.9);
}

.hero-b-metric strong {
  display: block;
  font-size: 28px;
}

.hero-b-metric span {
  color: rgba(255, 255, 255, 0.65);
  font-size: 12px;
}

.directory-section {
  position: relative;
  z-index: 2;
  margin-top: -56px;
  padding-bottom: 112px;
}

.directory-shell {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.directory-toolbar {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) repeat(3, minmax(150px, 0.48fr)) auto;
  gap: 10px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.field {
  position: relative;
}

.field > svg {
  position: absolute;
  top: 50%;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--muted);
  transform: translateY(-50%);
  pointer-events: none;
}

.field input,
.field select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--ink);
}

.field input {
  padding: 0 14px 0 42px;
}

.field select {
  padding: 0 34px 0 12px;
}

.view-toggle {
  display: inline-flex;
  gap: 4px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
}

.view-toggle .icon-button {
  border: 0;
  background: transparent;
}

.view-toggle .icon-button[aria-pressed='true'] {
  background: var(--primary);
  color: var(--surface);
}

.directory-summary {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
}

.result-count {
  font-size: 14px;
  font-weight: 600;
}

.reset-button {
  min-height: 44px;
  border: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font-weight: 600;
}

.directory-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  padding: 0;
}

.directory-results .portfolio-card {
  min-height: 260px;
  border-width: 0 1px 1px 0;
  border-radius: 0;
  box-shadow: none;
}

.directory-results .portfolio-card:nth-child(3n) {
  border-right: 0;
}

.directory-results.list-view {
  grid-template-columns: 1fr;
}

.directory-results.list-view .portfolio-card {
  min-height: 126px;
  display: grid;
  grid-template-columns: 72px minmax(180px, 0.7fr) minmax(260px, 1fr) auto;
  gap: 18px;
  align-items: center;
  border-right: 0;
}

.directory-results.list-view .portfolio-card-head {
  display: contents;
}

.directory-results.list-view .sample-label {
  order: 4;
}

.directory-results.list-view .portfolio-card h3 {
  margin: 0;
}

.directory-results.list-view .portfolio-card p {
  margin: 0;
}

.directory-results.list-view .company-meta {
  margin: 0;
  padding: 0;
  justify-content: flex-end;
}

.directory-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
}

.load-button {
  min-height: 44px;
  border: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font-weight: 600;
}

.profile-section {
  padding: 112px 0;
  background: var(--bg);
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(480px, 1.28fr);
  gap: 80px;
  align-items: center;
}

.dashboard-preview {
  display: grid;
  grid-template-columns: 170px 1fr;
  min-height: 500px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.dashboard-sidebar {
  padding: 22px 14px;
  background: var(--primary);
  color: var(--surface);
}

.dashboard-brand {
  margin-bottom: 28px;
  font-weight: 700;
}

.dashboard-nav {
  display: grid;
  gap: 6px;
}

.dashboard-nav span {
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 10px;
  border-radius: 5px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.dashboard-nav span.active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--surface);
}

.dashboard-main {
  padding: 24px;
}

.dashboard-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.dashboard-top h3 {
  margin: 0;
  font-size: 20px;
}

.status-badge {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef5f0;
  color: var(--success);
  font-size: 12px;
  font-weight: 600;
}

.mock-form {
  display: grid;
  gap: 16px;
}

.mock-row {
  display: grid;
  gap: 7px;
}

.mock-row label {
  color: var(--muted);
  font-size: 12px;
}

.mock-input {
  min-height: 44px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--bg);
  font-size: 13px;
}

.mock-textarea {
  min-height: 96px;
}

.mock-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding-top: 8px;
}

.mock-button {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font-size: 12px;
}

.mock-button.primary {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--surface);
}

.contact-band {
  padding: 96px 0;
  background: var(--primary);
  color: var(--surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}

.contact-band h2 {
  max-width: 760px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 500;
  line-height: 1.08;
}

.site-footer {
  padding: 54px 0;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: end;
}

.footer-copy {
  max-width: 620px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 22px;
  font-size: 13px;
}

.footer-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

/* Modal */
.profile-modal[hidden] {
  display: none;
}

.profile-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(22, 20, 15, 0.72);
  cursor: pointer;
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(620px, 100%);
  max-height: min(760px, calc(100svh - 48px));
  overflow: auto;
  padding: 30px;
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
}

.modal-mark {
  width: 72px;
  height: 72px;
  margin-bottom: 24px;
}

.modal-panel h2 {
  margin: 10px 0 12px;
  font-family: var(--font-serif);
  font-size: 40px;
  line-height: 1.1;
}

.modal-panel p {
  color: var(--muted);
}

.modal-disclosure {
  margin-top: 24px;
  padding: 16px;
  border-left: 3px solid var(--primary);
  background: var(--soft-blue);
  color: var(--primary);
  font-size: 13px;
}

/* Concept index */
.concept-index {
  background: var(--bg);
}

.concept-hero {
  padding: 70px 0 62px;
  border-bottom: 1px solid var(--line);
}

.concept-hero h1 {
  max-width: 840px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: 64px;
  font-weight: 500;
  line-height: 1.04;
}

.concept-hero p {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.concept-band {
  padding: 86px 0;
  border-bottom: 1px solid var(--line);
}

.concept-band.recommended {
  background: var(--surface);
}

.concept-copy {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  margin-bottom: 28px;
}

.concept-copy h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 500;
}

.concept-copy p {
  max-width: 650px;
  margin: 12px 0 0;
  color: var(--muted);
}

.recommendation-label {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin-bottom: 12px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--primary);
  color: var(--surface);
  font-size: 12px;
  font-weight: 700;
}

.preview-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 20px 60px rgba(22, 20, 15, 0.1);
}

.browser-bar {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  background: #efeee8;
}

.browser-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #c2c0b7;
}

.preview-frame iframe {
  width: 100%;
  height: 620px;
  display: block;
  border: 0;
  background: var(--bg);
}

/* Execution blueprint index */
.execution-index {
  background: var(--bg);
}

.execution-hero {
  padding: 74px 0 0;
  border-bottom: 1px solid var(--line);
}

.execution-hero h1 {
  max-width: 980px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: 68px;
  font-weight: 500;
  line-height: 1.04;
}

.execution-lede {
  max-width: 820px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 19px;
}

.execution-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.readiness-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 60px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.readiness-strip > div {
  min-height: 108px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px 22px;
  border-left: 1px solid var(--line);
}

.readiness-strip > div:first-child {
  border-left: 0;
}

.readiness-strip span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.readiness-strip strong {
  margin-top: 7px;
  color: var(--primary);
  font-size: 15px;
  line-height: 1.4;
}

.execution-section {
  padding: 96px 0;
  border-bottom: 1px solid var(--line);
}

.architecture-section,
.proof-section {
  background: var(--surface);
}

.governance-section {
  background: #eef2f0;
}

.delivery-section {
  background: var(--bg);
}

.execution-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 40px;
  margin-bottom: 38px;
}

.execution-heading h2 {
  max-width: 820px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 500;
  line-height: 1.08;
}

.execution-heading p:not(.eyebrow) {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.status-badge {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status-badge svg {
  width: 17px;
  height: 17px;
}

.status-badge.ready {
  color: var(--success);
}

.status-badge.conditional {
  color: #8a5b25;
}

.architecture-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px minmax(0, 1.15fr) 42px minmax(0, 1fr);
  align-items: stretch;
  border: 1px solid var(--line);
  background: var(--bg);
}

.map-column {
  min-width: 0;
  padding: 28px;
}

.map-label {
  display: block;
  margin-bottom: 15px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.map-node {
  min-height: 78px;
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.map-node + .map-node {
  margin-top: 10px;
}

.map-node > svg {
  width: 22px;
  height: 22px;
  color: var(--primary);
}

.map-node strong,
.map-node span {
  display: block;
}

.map-node strong {
  font-size: 14px;
}

.map-node span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.map-connector {
  display: grid;
  place-items: center;
  color: var(--primary);
}

.map-connector svg {
  width: 24px;
  height: 24px;
}

.system-column {
  background: var(--primary);
  color: var(--surface);
}

.system-column .map-label {
  color: rgba(255, 255, 255, 0.62);
}

.system-title {
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.system-title strong,
.system-title span {
  display: block;
}

.system-title strong {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 500;
}

.system-title span {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
}

.system-stack {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.system-stack li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.system-stack strong {
  font-size: 13px;
}

.system-stack span {
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
  text-align: right;
}

.design-invariant {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 40px;
  margin-top: 28px;
  padding: 32px;
  border-left: 4px solid var(--success);
  background: #e9f0ec;
}

.invariant-copy > span {
  color: var(--success);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.invariant-copy h3 {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 500;
  line-height: 1.15;
}

.invariant-copy p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.approval-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.approval-flow li {
  min-height: 150px;
  padding: 18px;
  border-left: 1px solid rgba(54, 107, 85, 0.25);
}

.approval-flow li:first-child {
  border-left: 0;
}

.approval-flow li > span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid var(--success);
  border-radius: 50%;
  color: var(--success);
  font-size: 11px;
  font-weight: 700;
}

.approval-flow strong,
.approval-flow small {
  display: block;
}

.approval-flow strong {
  margin-top: 26px;
  font-size: 13px;
}

.approval-flow small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 10px;
}

.table-shell {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--surface);
}

.execution-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.execution-table th,
.execution-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  text-align: left;
  vertical-align: middle;
}

.execution-table thead th {
  background: var(--primary);
  color: var(--surface);
  font-size: 11px;
  text-transform: uppercase;
}

.execution-table tbody tr:last-child th,
.execution-table tbody tr:last-child td {
  border-bottom: 0;
}

.role-table th:not(:first-child),
.role-table td {
  text-align: center;
}

.role-table tbody th {
  color: var(--ink);
  font-weight: 600;
}

.matrix-yes,
.matrix-no,
.matrix-limited {
  display: inline-flex;
  min-width: 52px;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 700;
}

.matrix-yes {
  background: #e2eee8;
  color: var(--success);
}

.matrix-no {
  background: #f0efeb;
  color: var(--muted);
}

.matrix-limited {
  background: #f7ecd9;
  color: #84551f;
}

.data-model {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 28px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.data-model article {
  min-height: 176px;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.data-model h3 {
  margin: 14px 0 8px;
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 500;
}

.data-model p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.data-visibility {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 7px;
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 700;
}

.data-visibility.public {
  background: #e2eee8;
  color: var(--success);
}

.data-visibility.private {
  background: #f7ecd9;
  color: #84551f;
}

.data-visibility.audit {
  background: var(--soft-blue);
  color: var(--primary);
}

.bilingual-rule {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.bilingual-rule > svg {
  width: 30px;
  height: 30px;
  color: var(--primary);
}

.bilingual-rule strong {
  display: block;
  font-size: 16px;
}

.bilingual-rule p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.bilingual-rule code {
  color: var(--primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}

.delivery-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  list-style: none;
}

.delivery-timeline > li {
  min-height: 340px;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.week-index {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: var(--surface);
  font-size: 13px;
  font-weight: 700;
}

.delivery-timeline li > div:last-child > span {
  display: block;
  margin-top: 24px;
  color: var(--success);
  font-size: 11px;
  font-weight: 700;
}

.delivery-timeline h3 {
  margin: 7px 0 0;
  font-size: 17px;
  line-height: 1.35;
}

.delivery-timeline p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.exit-criterion {
  display: block;
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--primary);
  font-size: 11px;
  line-height: 1.45;
}

.risk-register {
  margin-top: 64px;
}

.risk-heading {
  margin-bottom: 20px;
}

.risk-heading h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 500;
}

.risk-table th:first-child {
  width: 28%;
}

.risk-table th:last-child,
.risk-table td:last-child {
  width: 24%;
}

.acceptance-section {
  border-color: rgba(255, 255, 255, 0.16);
  background: var(--primary);
  color: var(--surface);
}

.acceptance-section .eyebrow,
.acceptance-section .execution-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.66);
}

.acceptance-section .status-badge.conditional {
  color: #f0c88f;
}

.acceptance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.acceptance-grid > div {
  min-height: 136px;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 14px;
  padding: 24px;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.acceptance-grid svg {
  width: 22px;
  height: 22px;
  color: #9bcab8;
}

.acceptance-grid p {
  margin: 0;
}

.acceptance-grid strong,
.acceptance-grid span {
  display: block;
}

.acceptance-grid strong {
  font-size: 15px;
}

.acceptance-grid span {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 12px;
}

.evidence-status {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}

.evidence-status > div {
  padding: 20px 0;
  border-top: 2px solid #9bcab8;
}

.evidence-status > div:last-child {
  border-color: #f0c88f;
}

.evidence-status span,
.evidence-status strong {
  display: block;
}

.evidence-status span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 11px;
  font-weight: 700;
}

.evidence-status strong {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
}

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

.proof-item {
  min-width: 0;
  padding-top: 22px;
  border-top: 3px solid var(--line);
}

.proof-item.recommended-proof {
  border-color: var(--success);
}

.proof-copy {
  min-height: 166px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 18px;
  margin-bottom: 18px;
}

.proof-copy .eyebrow {
  margin-bottom: 8px;
}

.proof-copy h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 500;
}

.proof-copy p:not(.eyebrow) {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.preview-frame.compact iframe {
  height: 430px;
}

.preview-frame.compact img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
}

.open-decisions {
  display: grid;
  grid-template-columns: minmax(220px, 0.45fr) minmax(0, 1fr);
  gap: 40px;
  margin-top: 72px;
  padding: 34px;
  border-left: 4px solid #a56f2a;
  background: #fbf3e6;
}

.open-decisions h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 500;
}

.open-decisions ul {
  margin: 0;
  padding-left: 20px;
  columns: 2;
  column-gap: 34px;
}

.open-decisions li {
  margin-bottom: 10px;
  color: #62471f;
  font-size: 13px;
  break-inside: avoid;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 1024px) {
  .desktop-nav {
    display: none;
  }

  .menu-button {
    display: inline-grid;
  }

  .hero-a-grid,
  .hero-b-inner,
  .operating-grid,
  .profile-grid {
    grid-template-columns: 1fr;
  }

  .hero-a {
    padding: 56px 0 48px;
  }

  .hero-a-grid {
    gap: 36px;
  }

  .hero-a h1 {
    font-size: 58px;
  }

  .hero-visual {
    max-width: 640px;
  }

  .hero-visual img {
    height: 360px;
  }

  .hero-b-aside {
    grid-template-columns: repeat(3, 1fr);
  }

  .section-head-split,
  .image-story {
    grid-template-columns: 1fr;
  }

  .filter-chips {
    justify-content: flex-start;
  }

  .directory-toolbar {
    grid-template-columns: 1fr 1fr;
  }

  .directory-toolbar .field:first-child {
    grid-column: 1 / -1;
  }

  .view-toggle {
    justify-self: start;
  }

  .portfolio-grid,
  .directory-results {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .directory-results .portfolio-card:nth-child(3n) {
    border-right: 1px solid var(--line);
  }

  .directory-results .portfolio-card:nth-child(2n) {
    border-right: 0;
  }

  .profile-grid {
    gap: 48px;
  }

  .execution-hero h1 {
    font-size: 58px;
  }

  .readiness-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .readiness-strip > div:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .readiness-strip > div:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .execution-heading {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 20px;
  }

  .architecture-map {
    grid-template-columns: 1fr;
  }

  .map-connector {
    min-height: 48px;
  }

  .map-connector svg {
    transform: rotate(90deg);
  }

  .design-invariant {
    grid-template-columns: 1fr;
  }

  .delivery-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-grid {
    grid-template-columns: 1fr;
    gap: 54px;
  }

  .proof-copy {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .header-inner {
    min-height: 64px;
  }

  .brand-name {
    display: inline;
    font-size: 12px;
  }

  .hero-a {
    padding: 44px 0 40px;
  }

  .hero-a-grid {
    gap: 28px;
  }

  .hero-a h1,
  .hero-b h1 {
    font-size: 42px;
    line-height: 1.05;
  }

  .hero-a .lede,
  .hero-b .lede {
    font-size: 17px;
  }

  .hero-visual img {
    height: 220px;
  }

  .image-note {
    position: absolute;
    left: 12px;
    bottom: 12px;
    width: 210px;
    margin: 0;
    padding: 14px;
  }

  .image-note strong {
    font-size: 24px;
  }

  .image-story img {
    height: 260px;
  }

  .facts {
    grid-template-columns: 1fr;
  }

  .fact,
  .fact:first-child {
    min-height: 96px;
    border-left: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .fact:last-child {
    border-bottom: 0;
  }

  .section,
  .profile-section {
    padding: 76px 0;
  }

  .section-heading,
  .contact-band h2,
  .concept-copy h2 {
    font-size: 36px;
  }

  .section-copy {
    font-size: 16px;
  }

  .portfolio-grid,
  .directory-results {
    grid-template-columns: 1fr;
  }

  .directory-results .portfolio-card,
  .directory-results .portfolio-card:nth-child(2n),
  .directory-results .portfolio-card:nth-child(3n) {
    border-right: 0;
  }

  .operating-grid {
    gap: 48px;
  }

  .hero-b {
    padding: 52px 0 88px;
  }

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

  .hero-b-inner {
    gap: 36px;
  }

  .hero-b-metric {
    min-height: 108px;
    padding: 12px 8px;
  }

  .hero-b-metric strong {
    font-size: 24px;
  }

  .hero-b-metric span {
    font-size: 10px;
    line-height: 1.3;
  }

  .directory-section {
    margin-top: -38px;
    padding-bottom: 76px;
  }

  .directory-toolbar {
    grid-template-columns: 1fr;
  }

  .directory-toolbar .field:first-child {
    grid-column: auto;
  }

  .directory-summary {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 10px;
  }

  .directory-results.list-view .portfolio-card {
    min-height: 260px;
    display: flex;
  }

  .directory-results.list-view .portfolio-card-head {
    display: flex;
  }

  .directory-results.list-view .sample-label {
    order: initial;
  }

  .directory-results.list-view .portfolio-card h3 {
    margin: 30px 0 8px;
  }

  .directory-results.list-view .company-meta {
    margin-top: auto;
    padding-top: 28px;
    justify-content: flex-start;
  }

  .dashboard-preview {
    grid-template-columns: 1fr;
  }

  .dashboard-sidebar {
    padding: 16px;
  }

  .dashboard-brand {
    margin-bottom: 12px;
  }

  .dashboard-nav {
    grid-template-columns: repeat(3, 1fr);
  }

  .dashboard-nav span {
    justify-content: center;
    padding: 0 6px;
    font-size: 11px;
  }

  .dashboard-main {
    padding: 18px;
  }

  .contact-grid,
  .footer-grid,
  .concept-copy {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .concept-hero {
    padding: 50px 0;
  }

  .concept-hero h1 {
    font-size: 42px;
  }

  .concept-band {
    padding: 64px 0;
  }

  .preview-frame iframe {
    height: 520px;
  }

  .modal-panel {
    padding: 24px;
  }

  .modal-panel h2 {
    font-size: 34px;
  }

  .execution-index .header-inner {
    gap: 10px;
  }

  .execution-index .brand {
    gap: 8px;
  }

  .execution-index .brand-name {
    font-size: 11px;
  }

  .execution-index .site-header .button {
    min-height: 42px;
    padding: 0 12px;
    font-size: 12px;
  }

  .execution-hero {
    padding-top: 48px;
  }

  .execution-hero h1 {
    font-size: 44px;
  }

  .execution-lede {
    font-size: 17px;
  }

  .execution-actions {
    display: grid;
  }

  .execution-actions .button {
    width: 100%;
  }

  .readiness-strip {
    grid-template-columns: 1fr;
    margin-top: 44px;
  }

  .readiness-strip > div,
  .readiness-strip > div:nth-child(2),
  .readiness-strip > div:nth-child(3),
  .readiness-strip > div:nth-child(4) {
    min-height: 86px;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .readiness-strip > div:first-child {
    border-top: 0;
  }

  .execution-section {
    padding: 72px 0;
  }

  .execution-heading h2 {
    font-size: 36px;
  }

  .execution-heading p:not(.eyebrow) {
    font-size: 15px;
  }

  .status-badge {
    width: max-content;
    max-width: 100%;
    white-space: normal;
  }

  .map-column {
    padding: 20px;
  }

  .system-stack li {
    display: block;
  }

  .system-stack span {
    display: block;
    margin-top: 3px;
    text-align: left;
  }

  .design-invariant {
    gap: 28px;
    padding: 24px 20px;
  }

  .invariant-copy h3 {
    font-size: 26px;
  }

  .approval-flow {
    grid-template-columns: 1fr;
  }

  .approval-flow li,
  .approval-flow li:first-child {
    min-height: 108px;
    border-top: 1px solid rgba(54, 107, 85, 0.25);
    border-left: 0;
  }

  .approval-flow li:first-child {
    border-top: 0;
  }

  .approval-flow strong {
    margin-top: 14px;
  }

  .data-model {
    grid-template-columns: 1fr;
  }

  .data-model article {
    min-height: auto;
  }

  .bilingual-rule {
    grid-template-columns: 1fr;
  }

  .execution-table {
    min-width: 680px;
  }

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

  .delivery-timeline > li {
    min-height: auto;
  }

  .risk-heading h3 {
    font-size: 30px;
  }

  .acceptance-grid,
  .evidence-status {
    grid-template-columns: 1fr;
  }

  .proof-copy {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .proof-copy .button {
    width: 100%;
  }

  .preview-frame.compact iframe {
    height: 420px;
  }

  .preview-frame.compact img {
    aspect-ratio: 4 / 3;
  }

  .open-decisions {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 26px 20px;
  }

  .open-decisions ul {
    columns: 1;
  }
}