:root {
  --navy-950: #061529;
  --navy-900: #0a2342;
  --navy-800: #123a68;
  --blue-700: #245b9e;
  --blue-100: #dceafb;
  --blue-50: #eef6ff;
  --gold-500: #ffc14a;
  --gold-600: #b87412;
  --ink: #0f1e33;
  --muted: #607089;
  --line: #c9def5;
  --paper: #f7fafc;
  --warm: #f7f1e7;
  --white: #ffffff;
  --radius: 18px;
  --shadow: 0 22px 70px rgba(6, 21, 41, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.65;
  background:
    radial-gradient(circle at 86% 8%, rgba(255, 193, 74, 0.11), transparent 22rem),
    linear-gradient(180deg, #f4f8fd 0%, #edf5ff 48%, #f7f1e7 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(18, 58, 104, 0.10);
  background: rgba(247, 250, 252, 0.92);
  backdrop-filter: blur(16px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--navy-900);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  color: var(--gold-500);
  background: var(--navy-950);
  box-shadow: 0 12px 30px rgba(6, 21, 41, 0.18);
}

.brand-mark::before {
  content: "τ";
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.nav-links {
  display: flex;
  gap: 30px;
  color: #41506a;
  font-size: 15px;
  font-weight: 650;
}

.nav-links a:hover {
  color: var(--gold-600);
}

.hero {
  color: var(--white);
  background:
    radial-gradient(circle at 78% 24%, rgba(64, 119, 198, 0.42), transparent 32rem),
    linear-gradient(135deg, var(--navy-950) 0%, var(--navy-800) 58%, #2b65b5 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  min-height: 640px;
  margin: 0 auto;
  padding: 88px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #f7d98b;
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold-500);
}

h1, h2, h3, p {
  margin-top: 0;
}

.hero h1 {
  margin: 30px 0 18px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-subtitle {
  max-width: 720px;
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 20px;
}

.hero-spacer {
  min-height: 1.65em;
}

.hero-positioning {
  max-width: 720px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 17px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 138px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: var(--navy-950);
  background: var(--gold-500);
  box-shadow: 0 16px 36px rgba(255, 193, 74, 0.24);
}

.button-secondary {
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.hero-panel {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.10);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.20);
  isolation: isolate;
  overflow: visible;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(10, 35, 66, 0.46), rgba(10, 35, 66, 0.10));
}

.hero-visual-bg {
  position: absolute;
  top: -230px;
  right: 38px;
  z-index: 0;
  width: min(73%, 350px);
  max-height: none;
  object-fit: contain;
  opacity: 0.48;
  filter: drop-shadow(0 30px 54px rgba(0, 0, 0, 0.24));
  pointer-events: none;
}

.hero-panel h2,
.hero-panel .metric-grid {
  position: relative;
  z-index: 2;
}

.hero-panel h2 {
  margin-bottom: 18px;
  color: var(--gold-500);
  font-size: 17px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.metric {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
}

.metric strong {
  display: block;
  color: var(--gold-500);
  font-size: 30px;
  line-height: 1;
}

.metric sup {
  font-size: 0.52em;
  line-height: 0;
  vertical-align: super;
}

.metric span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.section {
  padding: 86px 0;
}

.section.alt {
  background: linear-gradient(180deg, rgba(238, 246, 255, 0.92), rgba(247, 241, 231, 0.82));
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-label {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 5px 12px;
  border: 1px solid rgba(255, 193, 74, 0.50);
  border-radius: 999px;
  color: var(--gold-600);
  background: rgba(255, 193, 74, 0.12);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section h2 {
  margin-bottom: 12px;
  color: var(--navy-950);
  font-size: clamp(28px, 3.5vw, 42px);
  line-height: 1.2;
}

.section-copy {
  color: var(--muted);
  font-size: 17px;
}

.section-note {
  max-width: 100%;
  margin: 28px 0 0;
  padding: 12px 16px;
  border: 1px solid rgba(255, 193, 74, 0.34);
  border-radius: 16px;
  color: var(--navy-800);
  background: rgba(255, 193, 74, 0.10);
  font-size: 13px;
  font-weight: 700;
}

.audience-header {
  position: relative;
  z-index: 0;
  display: grid;
  grid-template-columns: minmax(0, 0.6fr) minmax(280px, 0.4fr);
  gap: 42px;
  align-items: center;
  margin-bottom: 34px;
  min-height: 300px;
  overflow: visible;
}

.audience-heading {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.section-visual-layout {
  position: relative;
  z-index: 0;
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(260px, 0.38fr);
  gap: 42px;
  align-items: center;
  margin-bottom: 34px;
  min-height: 300px;
  overflow: visible;
}

.section-visual-copy {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.section-visual-art,
.audience-visual {
  display: flex;
  justify-content: flex-end;
}

.image-panel {
  --art-width: 108%;
  --art-top: -28px;
  --art-right: -32px;
  --art-opacity: 0.76;
  position: absolute;
  z-index: 0;
  inset: 0;
  pointer-events: none;
}

.image-panel img {
  position: absolute;
  top: var(--art-top);
  right: var(--art-right);
  z-index: 0;
  display: block;
  width: var(--art-width);
  max-width: none;
  max-height: none;
  object-fit: contain;
  opacity: var(--art-opacity);
  filter: drop-shadow(0 24px 38px rgba(6, 21, 41, 0.14));
  pointer-events: none;
}

.audience-art {
  --art-width: min(56%, 430px);
  --art-top: -36px;
  --art-right: 8px;
  --art-opacity: 0.72;
}

.scenarios-art {
  --art-width: min(55%, 420px);
  --art-top: -58px;
  --art-right: 4px;
  --art-opacity: 0.62;
}

.capability-art {
  --art-width: min(52%, 400px);
  --art-top: -54px;
  --art-right: 12px;
  --art-opacity: 0.62;
}

.tools-art {
  --art-width: min(54%, 410px);
  --art-top: -56px;
  --art-right: 8px;
  --art-opacity: 0.62;
}

.building-art {
  --art-width: min(54%, 410px);
  --art-top: -60px;
  --art-right: 8px;
  --art-opacity: 0.62;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.audience-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.cards,
.tool-system,
.progress-pipeline {
  position: relative;
  z-index: 2;
}

.audience-card {
  min-height: 180px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 90% 0%, rgba(255, 193, 74, 0.10), transparent 8rem),
    rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.audience-card:hover {
  border-color: rgba(255, 193, 74, 0.62);
  box-shadow: 0 24px 72px rgba(6, 21, 41, 0.16);
  transform: translateY(-3px) scale(1.025);
}

.audience-card h3 {
  margin-bottom: 10px;
  color: var(--navy-950);
  font-size: 18px;
  line-height: 1.35;
  white-space: nowrap;
}

.audience-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.card {
  min-height: 195px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow);
}

#scenarios .card {
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

#scenarios .card:hover {
  border-color: rgba(255, 193, 74, 0.62);
  box-shadow: 0 24px 72px rgba(6, 21, 41, 0.16);
  transform: translateY(-3px) scale(1.025);
}

.card-link {
  display: block;
  min-height: 195px;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.card-link:hover {
  border-color: rgba(255, 193, 74, 0.62);
  box-shadow: 0 24px 72px rgba(6, 21, 41, 0.16);
  transform: translateY(-2px);
}

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: var(--navy-950);
  background: var(--gold-500);
  font-weight: 900;
}

#capabilities .card-number {
  background: #4dc9ff;
}

.card h3 {
  margin-bottom: 10px;
  color: var(--navy-950);
  font-size: 19px;
  line-height: 1.35;
}

.card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.core-question {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(36, 91, 158, 0.14);
  color: var(--navy-800);
  font-size: 14px;
  font-weight: 700;
}

.core-question span {
  display: block;
  margin-bottom: 4px;
  color: var(--gold-600);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-system {
  display: grid;
  gap: 24px;
}

.tool-category {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.70);
  box-shadow: var(--shadow);
}

.tool-category-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(36, 91, 158, 0.14);
}

.tool-category h3 {
  margin-bottom: 0;
  color: var(--navy-950);
  font-size: 22px;
  line-height: 1.3;
}

.tool-category-count {
  color: var(--gold-600);
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

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

.tool-card {
  min-height: 190px;
  padding: 20px;
  border: 1px solid rgba(201, 222, 245, 0.88);
  border-radius: 16px;
  color: var(--ink);
  background:
    radial-gradient(circle at 96% 0%, rgba(255, 193, 74, 0.10), transparent 8rem),
    rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 36px rgba(6, 21, 41, 0.08);
}

.tool-card span {
  display: inline-flex;
  margin-bottom: 20px;
  color: var(--gold-600);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.10em;
}

.tool-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.tool-topline span {
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 0;
  border-radius: 50%;
  color: var(--navy-950);
  background: #9be7bd;
  font-weight: 900;
  letter-spacing: 0;
}

.status-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border: 1px solid rgba(255, 193, 74, 0.34);
  border-radius: 999px;
  color: var(--navy-950);
  background: var(--gold-500);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.status-formed {
  width: 30px;
  height: 30px;
  padding: 0;
  border-color: #21a86b;
  color: #21a86b;
  background: transparent;
  font-size: 18px;
  line-height: 1;
}

.status-drafting {
  width: 36px;
  height: 30px;
  padding: 0;
  border-color: #7f918b;
  color: #7f918b;
  background: transparent;
  font-size: 18px;
  line-height: 1;
}

.status-inline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin: 0 4px;
  border: 1px solid currentColor;
  border-radius: 999px;
  background: transparent;
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
  vertical-align: middle;
}

.status-inline-formed {
  color: #21a86b;
}

.status-inline-drafting {
  width: 30px;
  color: #7f918b;
  font-size: 13px;
}

.tool-card h3 {
  margin-bottom: 10px;
  color: var(--navy-950);
  font-size: 19px;
}

.tool-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.tool-category-name {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 800;
}

.subpage {
  min-height: calc(100vh - 72px);
  background: linear-gradient(180deg, rgba(238, 246, 255, 0.92), rgba(247, 241, 231, 0.60));
}

.subpage-hero {
  padding: 78px 0 44px;
}

.breadcrumb {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.breadcrumb a,
.text-link {
  color: var(--blue-700);
  text-decoration: none;
}

.breadcrumb a:hover,
.text-link:hover {
  color: var(--navy-800);
}

.subpage h1 {
  max-width: 820px;
  margin-bottom: 14px;
  color: var(--navy-950);
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.08;
}

.listing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.listing-card {
  display: block;
  min-height: 190px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: inherit;
  text-decoration: none;
  background:
    radial-gradient(circle at 90% 0%, rgba(255, 193, 74, 0.10), transparent 8rem),
    rgba(255, 255, 255, 0.80);
  box-shadow: var(--shadow);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.listing-card:hover {
  border-color: rgba(255, 193, 74, 0.62);
  box-shadow: 0 24px 72px rgba(6, 21, 41, 0.16);
  transform: translateY(-2px);
}

.listing-card.is-disabled {
  opacity: 0.72;
}

.listing-card.is-disabled:hover {
  border-color: var(--line);
  box-shadow: var(--shadow);
  transform: none;
}

.listing-card h2,
.content-panel h2 {
  margin-bottom: 10px;
  color: var(--navy-950);
  font-size: 22px;
  line-height: 1.3;
}

.listing-card p,
.content-panel p,
.content-panel li {
  color: var(--muted);
  font-size: 15px;
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 22px;
  align-items: start;
}

.content-stack {
  display: grid;
  gap: 18px;
}

.content-group-marker {
  position: relative;
  padding: 6px 4px 4px 18px;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.content-group-marker::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 0;
  width: 4px;
  border-radius: 999px;
  background: var(--gold-500);
}

.group-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  margin-bottom: 6px;
  padding: 2px 8px;
  border: 1px solid rgba(255, 193, 74, 0.62);
  border-radius: 999px;
  color: var(--gold-600);
  background: rgba(255, 255, 255, 0.42);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.content-group-marker h2 {
  margin-bottom: 4px;
  color: var(--navy-950);
  font-size: 34px;
  line-height: 1.35;
}

.content-group-marker p {
  max-width: 760px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.content-panel,
.page-sidebar {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.content-panel ul {
  margin: 0;
  padding-left: 1.2em;
}

.content-panel li + li {
  margin-top: 8px;
}

.page-sidebar {
  position: sticky;
  top: 92px;
}

.page-sidebar h2 {
  margin-bottom: 12px;
  color: var(--navy-950);
  font-size: 18px;
}

.sidebar-links {
  display: grid;
  gap: 7px;
}

.sidebar-links a {
  display: block;
  padding: 8px 10px;
  border: 1px solid rgba(69, 119, 181, 0.18);
  border-radius: 10px;
  color: var(--navy-800);
  background: rgba(238, 246, 255, 0.54);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
  text-decoration: none;
}

.sidebar-links a.sidebar-subitem {
  padding-left: calc(10px + 1ch);
}

.info-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.progress-pipeline {
  display: grid;
  gap: 12px;
}

.pipeline-row {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 18px;
  align-items: center;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 36px rgba(6, 21, 41, 0.08);
}

.pipeline-name strong {
  display: block;
  margin-bottom: 0;
  color: var(--navy-950);
  font-size: 17px;
}

.pipeline-name span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.pipeline-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--stage-count, 4), 1fr);
  gap: 6px;
  overflow: hidden;
  border-radius: 999px;
}

.pipeline-track::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--fill);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--navy-800), var(--gold-500));
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0.18;
}

.is-visible .pipeline-track::before {
  animation: fillProgress 1s ease forwards;
}

.pipeline-stage {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 8px;
  border-radius: 999px;
  color: var(--navy-800);
  background: var(--blue-50);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.stage-done {
  color: var(--white);
  background: var(--navy-800);
}

.stage-current {
  color: var(--navy-950);
  background: var(--gold-500);
  box-shadow: 0 10px 26px rgba(255, 193, 74, 0.22);
}

.stage-current::after {
  content: "";
  position: absolute;
  top: 6px;
  right: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--navy-950);
}

.stage-todo {
  color: #6a7890;
  background: #e7eff8;
}

@keyframes fillProgress {
  to {
    transform: scaleX(1);
  }
}

.notice {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
}

.notice h2 {
  font-size: 26px;
}

.notice p {
  margin-bottom: 0;
  color: var(--muted);
}

.compliance {
  border-color: rgba(255, 193, 74, 0.42);
  background: linear-gradient(180deg, rgba(255, 252, 244, 0.95), rgba(255, 255, 255, 0.74));
}

.site-footer {
  padding: 34px 0;
  color: rgba(255, 255, 255, 0.68);
  background: var(--navy-950);
  font-size: 14px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.page-main {
  padding: 78px 0 92px;
}

.page-hero {
  padding: 72px 0 54px;
  color: var(--white);
  background:
    radial-gradient(circle at 76% 18%, rgba(64, 119, 198, 0.34), transparent 30rem),
    linear-gradient(135deg, var(--navy-950) 0%, var(--navy-800) 62%, #2b65b5 100%);
}

.page-hero .container {
  display: grid;
  gap: 18px;
}

.page-hero h1 {
  margin-bottom: 0;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.12;
}

.page-hero p {
  max-width: 780px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
  font-weight: 700;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.86);
}

.subpage-hero {
  position: relative;
  overflow: hidden;
  min-height: 330px;
  padding: 82px 0 70px;
  background:
    linear-gradient(90deg, rgba(238, 246, 255, 0.96), rgba(238, 246, 255, 0.74) 48%, rgba(238, 246, 255, 0.38)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.56), rgba(201, 222, 245, 0.48));
}

.subpage-hero-content {
  position: relative;
  z-index: 2;
}

.subpage-hero-bg {
  position: absolute;
  top: auto;
  bottom: 0;
  right: 36px;
  z-index: 1;
  width: min(31vw, 360px);
  max-height: none;
  object-fit: contain;
  opacity: 0.46;
  filter: drop-shadow(0 28px 52px rgba(6, 21, 41, 0.16));
  pointer-events: none;
}

.portfolio-hero-bg {
  width: min(46.5vw, 540px);
}

.s3-hero-bg {
  right: 0;
  width: min(55.8vw, 648px);
}

.subpage-hero .breadcrumb {
  color: var(--muted);
}

.subpage-hero .breadcrumb a {
  color: var(--blue-700);
}

.subpage-hero .section-copy {
  max-width: 820px;
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(220px, 17vw, 240px);
  gap: 20px;
  align-items: start;
}

.page-sidebar,
.content-panel {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
}

.page-sidebar {
  position: sticky;
  top: 96px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.64);
  box-shadow: 0 10px 30px rgba(6, 21, 41, 0.06);
}

.page-sidebar h2 {
  margin-bottom: 8px;
  color: var(--navy-950);
  font-size: 16px;
  font-weight: 700;
}

.side-list {
  display: grid;
  gap: 10px;
}

.side-list a {
  display: block;
  padding: 10px 12px;
  border: 1px solid rgba(201, 222, 245, 0.74);
  border-radius: 12px;
  color: var(--navy-800);
  background: rgba(238, 246, 255, 0.74);
  font-size: 14px;
  font-weight: 800;
}

.side-list a:hover,
.side-list a.is-active {
  border-color: rgba(255, 193, 74, 0.62);
  background: rgba(255, 193, 74, 0.16);
}

.content-panel {
  padding: 32px;
}

.content-panel h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 28px 0 12px;
  color: var(--navy-950);
  font-size: 26px;
}

.content-panel h2:first-child {
  margin-top: 0;
}

.panel-icon {
  position: relative;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 2px solid var(--gold-500);
  border-radius: 50%;
  color: var(--gold-500);
  background: var(--navy-950);
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 6px 14px rgba(6, 21, 41, 0.14);
}

.panel-icon::before {
  color: var(--gold-500);
  font-family: Arial, sans-serif;
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
}

.icon-question::before {
  content: "?";
}

.icon-scene::before {
  content: "S";
}

.icon-action::before {
  content: "A";
}

.icon-capability::before {
  content: "C";
}

.icon-scope::before {
  content: "B";
}

.icon-map::before {
  content: "M";
}

.icon-framework::before {
  content: "F";
}

.icon-tools::before {
  content: "T";
}

.icon-source::before {
  content: "i";
  font-family: Georgia, serif;
  font-style: italic;
}

.icon-reference::before {
  content: "R";
}

.panel-lead {
  margin-bottom: 18px;
  color: var(--navy-800);
  font-weight: 800;
}

.boundary-grid,
.question-map-grid,
.framework-grid,
.tool-mini-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

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

.question-map-grid,
.framework-grid,
.tool-mini-grid {
  grid-template-columns: repeat(2, 1fr);
}

.mini-card {
  padding: 18px;
  border: 1px solid rgba(201, 222, 245, 0.76);
  border-radius: 18px;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 193, 74, 0.10), transparent 7rem),
    rgba(255, 255, 255, 0.68);
}

.mini-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--navy-950);
  font-size: 17px;
  line-height: 1.35;
}

.mini-card h3::before {
  content: "";
  display: inline-flex;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--gold-500);
  border-radius: 7px;
  background:
    radial-gradient(circle at center, var(--gold-500) 0 3px, transparent 3.5px),
    var(--navy-950);
  box-shadow: 0 6px 14px rgba(6, 21, 41, 0.12);
}

.boundary-grid .mini-card h3::before {
  background:
    linear-gradient(var(--gold-500), var(--gold-500)) center / 10px 2px no-repeat,
    var(--navy-950);
}

.question-map-grid .mini-card h3::before {
  background:
    radial-gradient(circle at 5px 5px, var(--gold-500) 0 2px, transparent 2.5px),
    radial-gradient(circle at 14px 7px, var(--gold-500) 0 2px, transparent 2.5px),
    radial-gradient(circle at 10px 15px, var(--gold-500) 0 2px, transparent 2.5px),
    linear-gradient(30deg, transparent 38%, var(--gold-500) 39% 47%, transparent 48%),
    var(--navy-950);
}

.framework-grid .mini-card h3::before {
  background:
    linear-gradient(var(--gold-500), var(--gold-500)) 4px 4px / 5px 5px no-repeat,
    linear-gradient(var(--gold-500), var(--gold-500)) 11px 4px / 5px 5px no-repeat,
    linear-gradient(var(--gold-500), var(--gold-500)) 7px 11px / 6px 5px no-repeat,
    var(--navy-950);
}

.framework-grid .mini-card h3 {
  align-items: flex-start;
  gap: 9px;
  font-size: 15px;
  line-height: 1.35;
}

.framework-grid .mini-card h3::before {
  margin-top: 1px;
}

.term-title,
.term-purpose {
  display: block;
}

.term-title {
  color: var(--navy-950);
  font-weight: 800;
}

.term-purpose {
  margin-top: 3px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.s2-framework .term-purpose::before {
  content: "--- ";
  color: var(--gold-600);
  font-weight: 800;
}

.term-title sup {
  margin-left: 2px;
  color: var(--gold-600);
  font-size: 0.72em;
  font-weight: 800;
}

.tool-mini-grid {
  counter-reset: tool-card;
}

.tool-mini-grid .mini-card {
  counter-increment: tool-card;
}

.tool-mini-grid .mini-card h3::before {
  content: counter(tool-card);
  align-items: center;
  justify-content: center;
  color: var(--gold-500);
  background: var(--navy-950);
  font-size: 12px;
  font-weight: 900;
}

.strategy-flow {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(201, 222, 245, 0.78);
  border-radius: 18px;
  background: rgba(238, 246, 255, 0.58);
}

.strategy-flow h3 {
  margin-bottom: 14px;
  color: var(--navy-950);
  font-size: 17px;
}

.strategy-flow-steps {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.strategy-flow-steps div {
  position: relative;
  min-height: 104px;
  padding: 12px;
  border: 1px solid rgba(69, 119, 181, 0.16);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
}

.strategy-flow-steps div + div::before {
  content: "";
  position: absolute;
  top: 22px;
  left: -8px;
  width: 8px;
  height: 2px;
  background: var(--gold-500);
}

.strategy-flow-steps strong,
.strategy-flow-steps span {
  display: block;
}

.strategy-flow-steps strong {
  margin-bottom: 6px;
  color: var(--navy-950);
  font-size: 13px;
}

.strategy-flow-steps span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
  text-align: justify;
  text-justify: inter-ideograph;
}

.expert-grid,
.thought-leader-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.wardley-use-grid {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(201, 222, 245, 0.78);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
}

.wardley-use-grid > h3 {
  margin-bottom: 14px;
  color: var(--navy-950);
  font-size: 17px;
}

.wardley-use-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.wardley-use-cards .mini-card {
  padding: 14px;
}

.wardley-use-cards .mini-card h3 {
  font-size: 14px;
}

.visual-explain-card {
  margin-top: 20px;
  padding: 18px;
  border: 1px solid rgba(30, 64, 120, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 10px 28px rgba(6, 21, 41, 0.06);
}

.visual-explain-card h3 {
  margin: 0 0 14px;
  color: var(--navy-950);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
}

.figure-card h3 {
  color: var(--navy-800);
  font-size: 17px;
  font-weight: 650;
}

.visual-explain-card img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid rgba(30, 64, 120, 0.12);
  border-radius: 14px;
  background: #fff;
}

.expert-card {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(201, 222, 245, 0.78);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.expert-avatar {
  position: relative;
  width: 56px;
  height: 56px;
  overflow: hidden;
  border: 2px solid var(--gold-500);
  border-radius: 50%;
  background: var(--navy-950);
  box-shadow: 0 8px 18px rgba(6, 21, 41, 0.12);
}

.expert-avatar img,
.expert-avatar-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.expert-avatar img {
  z-index: 2;
  object-fit: cover;
  object-position: center top;
}

.expert-avatar-placeholder {
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-500);
  font-size: 18px;
  font-weight: 900;
}

.expert-meta h3 {
  margin-bottom: 5px;
  color: var(--navy-950);
  font-size: 14px;
  line-height: 1.35;
}

.expert-meta p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  text-align: justify;
  text-justify: inter-ideograph;
}

.expert-meta .expert-note {
  margin-bottom: 0;
  color: var(--navy-800);
}

.mini-card p {
  margin-bottom: 10px;
}

.mini-card p:last-child,
.mini-card ul:last-child {
  margin-bottom: 0;
}

.mini-card sup {
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
}

.source-note,
.reference-panel {
  background: rgba(255, 255, 255, 0.62);
}

.source-note p {
  font-size: 15px;
}

.reference-panel {
  box-shadow: 0 12px 40px rgba(6, 21, 41, 0.07);
}

.reference-panel ol {
  margin: 0;
  padding-left: 22px;
}

.reference-panel li {
  margin-bottom: 12px;
  font-size: 13px;
  line-height: 1.75;
}

.reference-panel li:last-child {
  margin-bottom: 0;
}

.content-panel p,
.content-panel li {
  color: var(--muted);
  font-size: 16px;
  text-align: justify;
  text-justify: inter-ideograph;
}

.content-panel ul {
  margin: 0 0 18px;
  padding-left: 20px;
}

.boundary-grid .mini-card li {
  font-size: 12px;
}

.s3-expert-grid .expert-meta p {
  font-size: 11px;
  line-height: 1.55;
  text-align: left;
  text-justify: auto;
  word-break: normal;
  overflow-wrap: anywhere;
}

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

.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid rgba(36, 91, 158, 0.22);
  border-radius: 999px;
  color: var(--navy-800);
  background: rgba(238, 246, 255, 0.76);
  font-weight: 800;
}

.text-link.primary {
  border-color: rgba(255, 193, 74, 0.5);
  color: var(--navy-950);
  background: var(--gold-500);
}

@media (max-width: 920px) {
  .hero-inner,
  .info-panel,
  .audience-header,
  .section-visual-layout {
    grid-template-columns: 1fr;
  }

  .section-visual-art,
  .audience-visual {
    display: none;
  }

  .cards,
  .audience-grid,
  .tool-list,
  .listing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pipeline-row {
    grid-template-columns: 1fr;
  }

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

  .page-sidebar {
    position: static;
  }

  .subpage-hero-bg {
    top: auto;
    bottom: 0;
    right: -120px;
    width: 345px;
    opacity: 0.28;
  }

  .portfolio-hero-bg {
    width: 520px;
  }

  .boundary-grid,
  .question-map-grid,
  .framework-grid,
  .tool-mini-grid,
  .expert-grid,
  .thought-leader-grid {
    grid-template-columns: 1fr;
  }

  .wardley-use-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .strategy-flow-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .strategy-flow-steps div + div::before {
    display: none;
  }

  .hero-inner {
    min-height: auto;
    padding: 72px 0;
  }
}

@media (max-width: 640px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    gap: 14px;
    overflow-x: auto;
    padding-bottom: 4px;
    font-size: 14px;
  }

  .cards,
  .audience-grid,
  .tool-list,
  .listing-grid,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .pipeline-track {
    grid-template-columns: 1fr;
  }

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

  .wardley-use-cards {
    grid-template-columns: 1fr;
  }

  .expert-card {
    grid-template-columns: 1fr;
  }

  .tool-category-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .section {
    padding: 64px 0;
  }

  .subpage-hero {
    min-height: auto;
    padding: 64px 0 54px;
  }

  .subpage-hero-bg {
    bottom: 0;
    right: -150px;
    width: 280px;
    opacity: 0.20;
  }

  .portfolio-hero-bg {
    width: 420px;
  }

  .audience-header {
    gap: 24px;
    min-height: auto;
  }

  .section-visual-layout {
    min-height: auto;
  }

  .hero h1 {
    font-size: 40px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}