:root {
  --ink: #4d4d4d;
  --muted: #666666;
  --corporate-gray: #4d4d4d;
  --paper: #ffffff;
  --white: #ffffff;
  --cream: #fff7ed;
  --cream-strong: #f2e2d2;
  --line: #ece3de;
  --pink: #f82d6a;
  --lime: #d8f156;
  --amber: #ffb84d;
  --blue: #385a7c;
  --shadow: 0 18px 60px rgba(39, 28, 22, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Helvetica Neue", Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 15px;
  line-height: 2;
}

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

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

.inline-link {
  color: var(--pink);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(236, 227, 222, 0.86);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
}

/* アンカーリンクがヘッダーに隠れないようオフセット（PC: 78px + 余白） */
[id] {
  scroll-margin-top: 100px;
}

@media (max-width: 820px) {
  /* スマホはナビ折り返しでヘッダーが高くなるため多めに確保 */
  [id] {
    scroll-margin-top: 160px;
  }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1160px, calc(100% - 40px));
  min-height: 78px;
  margin: 0 auto;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand img {
  width: clamp(180px, 25vw, 300px);
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.nav a {
  position: relative;
  padding: 8px 0;
}

.nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: var(--pink);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.hero {
  position: relative;
  min-height: min(560px, calc(100vh - 78px));
  isolation: isolate;
  overflow: hidden;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.82) 44%, rgba(255, 255, 255, 0.16) 100%),
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0) 30%,
      rgba(255, 255, 255, 0.14) 48%,
      rgba(255, 255, 255, 0.46) 72%,
      rgba(255, 255, 255, 0.9) 100%
    );
  content: "";
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center calc(50% + 150px);
}

.hero-inner {
  position: relative;
  display: flex;
  align-items: flex-start;
  width: min(1160px, calc(100% - 40px));
  min-height: min(560px, calc(100vh - 78px));
  margin: 0 auto;
  padding: 58px 0 180px;
}

.hero-copy {
  width: min(760px, 100%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--pink);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.5;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 42px;
  height: 3px;
  background: var(--pink);
  content: "";
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.22;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(40px, 5.4vw, 68px);
  font-weight: 900;
  word-break: keep-all;
}

.hero h1 {
  width: min(980px, 100%);
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.35;
}

.lead {
  margin: 28px 0 0;
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 800;
  line-height: 1.8;
}

.section {
  padding: 96px 0;
}

.section.alt {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(255, 247, 237, 0.92) 18%),
    linear-gradient(135deg, #fffaf4 0%, #fff3e7 48%, #ffffff 100%);
}

.wrap {
  width: min(1040px, calc(100% - 40px));
  margin: 0 auto;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 48px;
  align-items: start;
  margin-bottom: 48px;
}

.section-heading h2 {
  font-size: clamp(28px, 3.6vw, 46px);
}

.section-heading p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 2;
}

.section-heading-solo {
  display: block;
}

.section-heading-solo h2 {
  max-width: 980px;
}

.body-copy {
  display: grid;
  gap: 26px;
  font-size: clamp(14px, 1.35vw, 15px);
  line-height: 2.05;
}

.body-copy p {
  margin: 0;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
  gap: 56px;
  align-items: center;
}

.split-image {
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.split-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.research-diagram {
  position: relative;
  min-height: 360px;
  border: 1px solid rgba(236, 227, 222, 0.88);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 48%, rgba(248, 45, 106, 0.1), transparent 38%),
    linear-gradient(90deg, rgba(248, 45, 106, 0.055) 1px, transparent 1px),
    linear-gradient(180deg, rgba(248, 45, 106, 0.055) 1px, transparent 1px),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(255, 251, 248, 0.94));
  background-size: auto, 34px 34px, 34px 34px, auto;
  box-shadow: 0 24px 64px rgba(39, 28, 22, 0.08);
  overflow: hidden;
}

.research-diagram::before {
  position: absolute;
  inset: 54px;
  border: 1px solid rgba(248, 45, 106, 0.18);
  border-radius: 50%;
  content: "";
}

.research-diagram::after {
  position: absolute;
  inset: 26px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.72) 58%, rgba(255, 255, 255, 0.9) 100%);
  content: "";
  pointer-events: none;
}

.diagram-ring {
  position: absolute;
  inset: 62px;
  border: 2px solid rgba(248, 45, 106, 0.2);
  border-radius: 50%;
  box-shadow: inset 0 0 0 18px rgba(255, 255, 255, 0.42);
}

.diagram-ring span {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(236, 227, 222, 0.9);
  border-radius: 50%;
  color: var(--pink);
  background: rgba(255, 255, 255, 0.96);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 14px 32px rgba(39, 28, 22, 0.1);
}

.diagram-ring span:nth-child(1) {
  top: -30px;
  left: 42px;
}

.diagram-ring span:nth-child(2) {
  top: 56px;
  right: -28px;
}

.diagram-ring span:nth-child(3) {
  right: 42px;
  bottom: -30px;
}

.diagram-ring span:nth-child(4) {
  bottom: 48px;
  left: -28px;
}

.diagram-card {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: min(270px, calc(100% - 88px));
  padding: 26px 28px 28px;
  border-top: 6px solid var(--pink);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(255, 255, 255, 0.95));
  transform: translate(-50%, -50%);
  box-shadow: 0 22px 54px rgba(39, 28, 22, 0.14);
}

.diagram-card p {
  margin: 0 0 8px;
  color: var(--pink);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.diagram-card strong {
  display: block;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.55;
}

.diagram-lines {
  position: absolute;
  z-index: 2;
  right: 24px;
  bottom: 24px;
  display: grid;
  gap: 8px;
  width: 126px;
}

.diagram-lines i {
  display: block;
  height: 3px;
  background: rgba(77, 77, 77, 0.18);
}

.diagram-lines i:nth-child(2) {
  width: 76%;
  background: rgba(248, 45, 106, 0.35);
}

.diagram-lines i:nth-child(3) {
  width: 54%;
}

.points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 48px;
}

.point {
  min-height: 168px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--cream);
}

.point strong {
  display: block;
  margin-bottom: 10px;
  font-size: 17px;
  line-height: 1.45;
}

.point p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.9;
}

.media-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 48px;
}

.media-link {
  display: grid;
  gap: 8px;
  min-height: 150px;
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  align-content: center;
}

.media-link span {
  color: var(--pink);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.3;
  text-transform: uppercase;
}

.media-link strong {
  color: var(--ink);
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.35;
}

.media-link:hover {
  border-color: rgba(248, 45, 106, 0.45);
}

.service-hero {
  padding: 88px 0 64px;
  background: var(--white);
}

.service-hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1.14fr);
  gap: 56px;
  align-items: center;
}

.service-title {
  color: var(--pink);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.5;
  letter-spacing: 0;
  text-transform: uppercase;
}

.service-hero h1 {
  margin-top: 8px;
  font-size: clamp(44px, 6vw, 72px);
  color: var(--ink);
}

.service-hero p:not(.eyebrow) {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 800;
  line-height: 1.9;
}

.service-hero img {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.service-list {
  display: grid;
  gap: 0;
}

.service-block {
  display: grid;
  grid-template-columns: minmax(220px, 0.52fr) minmax(0, 1.48fr);
  gap: 52px;
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.service-block:last-child {
  border-bottom: 1px solid var(--line);
}

.service-block h2 {
  font-size: clamp(24px, 2.7vw, 34px);
  line-height: 1.3;
}

.service-block h3 {
  margin: 0 0 24px;
  color: var(--blue);
  font-size: clamp(18px, 1.9vw, 23px);
  line-height: 1.55;
}

.service-block p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 2.05;
}

.service-block p:last-child {
  margin-bottom: 0;
}

.text-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 18px;
  border: 2px solid var(--pink);
  border-radius: 8px;
  color: var(--pink);
  background: var(--white);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.5;
}

.text-link-button:hover {
  color: var(--white);
  background: var(--pink);
}

.price-mock-inline-legacy {
  display: none;
}

.price-hero {
  padding: 88px 0 64px;
  background: var(--white);
}

.price-hero h1 {
  margin-top: 8px;
  font-size: clamp(44px, 6vw, 72px);
  color: var(--ink);
}

.price-hero p:not(.eyebrow) {
  width: min(820px, 100%);
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 800;
  line-height: 1.9;
}

.price-section {
  padding-top: 56px;
}

.price-mock {
  margin-top: 42px;
  position: relative;
  overflow: hidden;
  padding: 34px;
  border: 1px solid rgba(248, 45, 106, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 247, 237, 0.95), rgba(255, 255, 255, 0) 68%),
    var(--white);
  box-shadow: 0 18px 60px rgba(39, 28, 22, 0.1);
}

.price-mock-page {
  margin-top: 0;
}

.price-mock::before {
  position: absolute;
  top: 0;
  right: 34px;
  left: 34px;
  height: 5px;
  border-radius: 0 0 999px 999px;
  background: linear-gradient(90deg, var(--pink), var(--amber), var(--lime));
  content: "";
}

.price-mock-head {
  position: relative;
  margin-bottom: 26px;
  padding-right: 120px;
}

.price-mock-head .eyebrow {
  margin-bottom: 10px;
}

.price-mock-head h3 {
  margin-bottom: 14px;
  line-height: 1.45;
}

.price-mock-head p {
  margin: 0;
  color: var(--muted);
  line-height: 2;
}

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

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 24px;
  border: 1px solid rgba(236, 227, 222, 0.9);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(39, 28, 22, 0.06);
}

.price-card-featured {
  border-color: rgba(248, 45, 106, 0.38);
  background:
    linear-gradient(180deg, var(--cream), var(--white) 62%),
    var(--white);
  box-shadow: 0 16px 42px rgba(248, 45, 106, 0.12);
}

.plan-label {
  width: fit-content;
  margin-bottom: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  color: var(--pink);
  background: rgba(248, 45, 106, 0.1);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.6;
  text-transform: uppercase;
}

.price-card h3,
.price-card h4 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.5;
}

.price-card .price {
  margin: 0 0 12px;
  color: var(--blue);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  font-size: clamp(26px, 2.8vw, 34px);
  font-weight: 900;
  line-height: 1.2;
}

.price-card p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.9;
}

.price-card ul {
  display: grid;
  gap: 8px;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
}

.price-card li {
  position: relative;
  padding: 7px 0 7px 24px;
  border-top: 1px solid rgba(236, 227, 222, 0.72);
  color: var(--ink);
  font-size: 12px;
  line-height: 1.8;
}

.price-card li::before {
  position: absolute;
  top: 1.15em;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--pink);
  box-shadow: 0 0 0 4px rgba(248, 45, 106, 0.1);
  content: "";
}

.price-table-wrap {
  margin-top: 26px;
  overflow-x: auto;
  padding: 6px;
  border: 1px solid rgba(236, 227, 222, 0.95);
  border-radius: 8px;
  background: var(--cream);
}

.price-table {
  width: 100%;
  min-width: 680px;
  border-collapse: separate;
  border-spacing: 0 8px;
  background: transparent;
  font-size: 12px;
  line-height: 1.85;
}

.price-table caption {
  padding: 10px 12px 14px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 900;
  text-align: left;
}

.price-table th,
.price-table td {
  padding: 16px 18px;
  border: 0;
  text-align: left;
  vertical-align: top;
}

.price-table th {
  color: var(--muted);
  background: transparent;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  white-space: nowrap;
}

.price-table tbody tr {
  box-shadow: 0 8px 22px rgba(39, 28, 22, 0.05);
}

.price-table tbody td {
  background: var(--white);
  border-top: 1px solid rgba(236, 227, 222, 0.8);
  border-bottom: 1px solid rgba(236, 227, 222, 0.8);
}

.price-table tbody td:first-child {
  border-left: 1px solid rgba(236, 227, 222, 0.8);
  border-radius: 8px 0 0 8px;
}

.price-table tbody td:last-child {
  border-right: 1px solid rgba(236, 227, 222, 0.8);
  border-radius: 0 8px 8px 0;
}

.price-table td:first-child,
.price-table td:last-child {
  font-weight: 800;
  white-space: nowrap;
}

.price-table td:last-child {
  color: var(--blue);
  font-size: 14px;
  text-align: right;
}

.price-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 4px solid var(--pink);
  border-radius: 8px;
  color: var(--muted);
  background: var(--cream);
  font-size: 11px;
  line-height: 1.85;
}

/* Corporate price page overrides */
.price-page {
  background: var(--white);
}

.corporate-price-hero {
  background: var(--white);
}

.price-hero-grid {
  width: min(820px, 100%);
}

.price-summary-panel {
  padding: 22px 28px;
  border-left: 6px solid var(--pink);
  background: var(--cream);
}

.price-summary-panel span {
  display: block;
  color: #4c5661;
  font-size: 14px;
  font-weight: 800;
}

.price-summary-panel strong {
  display: block;
  margin-top: 4px;
  color: var(--pink);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  font-size: clamp(42px, 5vw, 62px);
  font-weight: 900;
  line-height: 1.05;
}

.price-summary-panel p {
  margin: 10px 0 0;
  color: var(--corporate-gray);
  font-size: 13px;
  line-height: 1.7;
}

.price-page .price-section {
  padding: 0 0 22px;
}

.price-page .price-mock-page {
  margin-top: 0;
  padding: 64px 52px;
  border: 0;
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.price-page .price-mock::before {
  display: none;
}

.price-page .price-mock-head {
  margin-bottom: 34px;
  padding-right: 0;
}

.price-page .price-mock-head .eyebrow {
  color: var(--pink);
}

.price-page .price-mock-head .eyebrow::before {
  background: var(--pink);
}

.price-page .price-mock-head h2 {
  color: var(--corporate-gray);
  margin-bottom: 22px;
  font-size: clamp(32px, 3.8vw, 48px);
}

.price-page .price-mock-head h2 span {
  margin-left: 12px;
  color: var(--pink);
}

.price-page .price-mock-head p {
  width: min(920px, 100%);
  color: #4c5661;
  font-size: 16px;
  line-height: 1.5;
}

.price-page .price-plans {
  gap: 0;
  grid-template-columns: minmax(0, 1fr);
  border-top: 2px solid var(--corporate-gray);
  border-left: 1px solid #d8d8d8;
}

.price-page .price-card {
  padding: 30px 28px;
  border: 0;
  border-right: 1px solid #d8d8d8;
  border-bottom: 1px solid #d8d8d8;
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.price-page .price-card-featured {
  border-top: 0;
  background: #fff;
  box-shadow: none;
}

.price-page .plan-label {
  margin-bottom: 18px;
  padding: 0;
  border-radius: 0;
  color: var(--pink);
  background: transparent;
  font-size: 13px;
  line-height: 1.2;
}

.price-page .price-card h3,
.price-page .price-card h4 {
  color: var(--corporate-gray);
  font-size: 21px;
}

.price-page .price-card .price {
  margin-bottom: 18px;
  color: #31577c;
  font-size: clamp(28px, 4vw, 42px);
}

.price-page .price-card p {
  color: #4c5661;
  font-size: 15px;
  line-height: 1.75;
}

.price-page .price-card li {
  padding: 8px 0 8px 20px;
  border-top: 1px solid #e3e3e3;
  color: var(--corporate-gray);
  font-size: 15px;
  line-height: 1.55;
}

.price-page .price-card li::before {
  width: 7px;
  height: 7px;
  background: var(--pink);
  box-shadow: none;
}

.price-page .price-table-wrap {
  margin-top: 36px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.price-page .price-table {
  border-collapse: collapse;
  border-spacing: 0;
  background: #fff;
  font-size: 15px;
}

.price-page .price-table caption {
  padding: 0 0 16px;
  color: var(--corporate-gray);
  font-size: 26px;
}

.price-page .price-table th,
.price-page .price-table td {
  padding: 18px 20px;
  border: 1px solid #d8d8d8;
}

.price-page .price-table th {
  color: #fff;
  background: var(--corporate-gray);
  font-size: 13px;
}

.price-page .price-table tbody tr {
  box-shadow: none;
}

.price-page .price-table tbody td,
.price-page .price-table tbody td:first-child,
.price-page .price-table tbody td:last-child {
  border: 1px solid #d8d8d8;
  border-radius: 0;
}

.price-page .price-table td:last-child {
  color: var(--pink);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  font-size: 18px;
}

.price-page .price-note {
  margin-top: 22px;
  padding: 16px 18px;
  border-left: 5px solid var(--pink);
  border-radius: 0;
  color: #4c5661;
  background: var(--cream);
  font-size: 14px;
}

.price-overview {
  display: grid;
  grid-template-columns: minmax(260px, 0.5fr) minmax(0, 1.5fr);
  gap: 48px;
  align-items: center;
  padding: 62px 0;
  border-bottom: 1px solid #d8d8d8;
}

.price-overview h2,
.price-service-list h2,
.price-flow h2 {
  margin: 0 0 18px;
  color: var(--corporate-gray);
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.28;
}

.price-overview p:not(.eyebrow),
.price-service-list p,
.price-flow li {
  color: #4c5661;
  font-size: 15px;
  line-height: 2;
}

.price-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 28px;
  padding: 52px 0;
  border-bottom: 1px solid #d8d8d8;
}

.price-detail-main,
.price-detail-side {
  padding: 30px;
  border: 1px solid #d8d8d8;
  background: #fff;
}

.price-detail-main h3,
.price-detail-side h3,
.price-service-items h3 {
  margin: 0 0 18px;
  color: var(--corporate-gray);
  font-size: 22px;
  line-height: 1.45;
}

.price-detail-main ul {
  display: grid;
  gap: 0;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.price-detail-main li {
  position: relative;
  padding: 13px 0 13px 22px;
  border-top: 1px solid #e3e3e3;
  color: var(--corporate-gray);
  font-size: 15px;
  font-weight: 800;
}

.price-detail-main li::before {
  position: absolute;
  top: 1.35em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pink);
  content: "";
}

.price-capabilities {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.price-capabilities span {
  padding: 12px 14px;
  border-left: 4px solid var(--pink);
  background: var(--cream);
  color: var(--corporate-gray);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.55;
}

.price-service-list {
  display: grid;
  grid-template-columns: minmax(220px, 0.48fr) minmax(0, 1.52fr);
  gap: 56px;
  padding: 64px 0;
  border-bottom: 1px solid #d8d8d8;
}

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

.price-service-items article {
  padding-bottom: 24px;
  border-bottom: 1px solid #e3e3e3;
}

.price-flow {
  padding: 58px 0 36px;
}

.price-flow ol {
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
  padding-left: 24px;
}

.price-flow li::marker {
  color: var(--pink);
  font-weight: 900;
}

.service-image {
  margin: 0 0 28px;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.service-image img {
  width: 100%;
  aspect-ratio: 16 / 8.5;
  object-fit: cover;
  object-position: center;
}

.featured-service .service-image {
  width: 80%;
  margin: 0 0 34px;
}

.global-research-block {
  padding: 88px 0 72px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.global-research-hero {
  display: grid;
  grid-template-columns: minmax(340px, 0.82fr) minmax(520px, 1.18fr);
  gap: 64px;
  align-items: center;
}

.global-research-hero h1,
.global-research-hero h2 {
  margin: 10px 0 0;
  color: var(--ink);
  font-size: clamp(42px, 4.8vw, 68px);
  line-height: 1.16;
  word-break: keep-all;
}

.global-research-hero p:not(.eyebrow) {
  margin: 30px 0 0;
  color: var(--ink);
  font-size: clamp(17px, 1.7vw, 22px);
  font-weight: 800;
  line-height: 1.85;
}

.global-research-hero .service-image {
  width: 100%;
  margin: 0;
}

.global-research-hero .service-image img {
  aspect-ratio: 16 / 9;
  object-position: center;
}

.global-research-body {
  width: min(960px, 100%);
  margin: 54px auto 0;
}

.global-research-body p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 2.05;
}

.research-area-label {
  margin: 34px 0 14px;
}

.research-area-label span {
  display: block;
  color: var(--pink);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.3;
  text-transform: uppercase;
}

.research-area-label strong {
  display: block;
  margin-top: 6px;
  color: var(--ink);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.45;
}

.research-area-block {
  display: grid;
  grid-template-columns: minmax(220px, 0.48fr) minmax(0, 1.52fr);
  gap: 56px;
  margin-top: 56px;
  padding-top: 44px;
  border-top: 1px solid var(--line);
}

.research-area-block h3 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.3;
}

.research-area-block p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 2.05;
}

.research-area-block p:last-child {
  margin-bottom: 0;
}

.china-summary {
  padding: 64px 0;
  border-top: 1px solid var(--line);
}

.china-summary h2 {
  margin: 0 0 28px;
  color: var(--ink);
  font-size: clamp(30px, 3.8vw, 46px);
  line-height: 1.28;
}

.china-summary > p:not(.eyebrow) {
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 2.05;
}

.china-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.china-metrics div {
  padding: 24px 20px;
  border: 1px solid var(--line);
  background: var(--cream);
}

.china-metrics strong {
  display: block;
  color: var(--blue);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.15;
}

.china-metrics span {
  display: block;
  margin-top: 10px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.6;
}

.china-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.china-card-grid article {
  padding: 24px;
  border: 1px solid var(--line);
  background: #fff;
}

.china-card-grid h3 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.4;
}

.china-card-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}

.china-detail-block {
  margin-top: 0;
}

.seminar-hero {
  padding: 88px 0 64px;
  background: var(--white);
}

.seminar-hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(380px, 1.22fr);
  gap: 58px;
  align-items: center;
}

.seminar-hero h1 {
  margin-top: 8px;
  font-size: clamp(44px, 6vw, 72px);
  color: var(--ink);
}

.seminar-hero p:not(.eyebrow) {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 800;
  line-height: 1.9;
}

.seminar-hero img {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 8px;
  object-fit: cover;
  object-position: center;
  box-shadow: var(--shadow);
}

.seminar-section {
  padding-top: 74px;
}

.seminar-status {
  max-width: 840px;
  margin-bottom: 44px;
}

.seminar-status h2 {
  font-size: clamp(28px, 3.6vw, 46px);
}

.seminar-status p:last-child {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 2.05;
}

.seminar-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 18px;
}

.seminar-card {
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(39, 28, 22, 0.05);
}

.seminar-card-main {
  background: var(--cream);
}

.seminar-card span {
  display: block;
  margin-bottom: 14px;
  color: var(--pink);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.seminar-card h3 {
  margin-bottom: 16px;
  font-size: 22px;
  line-height: 1.45;
}

.seminar-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 2;
}

.seminar-topics {
  display: grid;
  grid-template-columns: minmax(220px, 0.52fr) minmax(0, 1.48fr);
  gap: 52px;
  align-items: start;
}

.seminar-topics h2 {
  font-size: clamp(26px, 3vw, 38px);
}

.seminar-topics ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.seminar-topics li {
  position: relative;
  padding: 14px 18px 14px 42px;
  border: 1px solid rgba(236, 227, 222, 0.9);
  border-radius: 8px;
  background: var(--white);
  font-size: 15px;
  line-height: 1.8;
}

.seminar-topics li::before {
  position: absolute;
  top: 1.35em;
  left: 18px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--pink);
  content: "";
}

/* ── Download page ── */
.download-hero {
  padding: 88px 0 64px;
  background: var(--white);
}

.download-hero h1 {
  margin-top: 8px;
  font-size: clamp(44px, 6vw, 72px);
  color: var(--ink);
}

.download-hero p:not(.eyebrow) {
  width: min(760px, 100%);
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 800;
  line-height: 1.9;
}

.download-section {
  padding-top: 0;
}

.download-year-group {
  margin-bottom: 64px;
}

.download-year {
  margin: 0 0 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--line);
  color: var(--pink);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 900;
}

.download-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.download-item {
  border-bottom: 1px solid var(--line);
}

.download-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 8px;
  transition: background 160ms ease;
}

.download-link:hover {
  background: var(--cream);
}

.download-item-img {
  flex-shrink: 0;
  width: 160px;
  aspect-ratio: 16 / 10;
  border-radius: 6px;
  object-fit: cover;
  object-position: center;
}

.download-item-inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  flex: 1;
}

@media (max-width: 820px) {
  .download-item-img {
    width: 100px;
  }
}

.download-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.download-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 900;
  line-height: 1.7;
  white-space: nowrap;
}

.download-tag-free {
  color: var(--pink);
  border: 1px solid rgba(248, 45, 106, 0.4);
  background: rgba(248, 45, 106, 0.06);
}

.download-tag-paid {
  color: var(--blue);
  border: 1px solid rgba(56, 90, 124, 0.4);
  background: rgba(56, 90, 124, 0.06);
}

.download-date {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.download-title {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.65;
}

.download-arrow {
  flex-shrink: 0;
  color: var(--pink);
  font-size: 18px;
  font-weight: 900;
  transition: transform 160ms ease;
}

.download-link:hover .download-arrow {
  transform: translateX(4px);
}

@media (max-width: 820px) {
  .download-hero {
    padding: 60px 0 44px;
  }
}

/* ── Seminar featured event card ── */
.seminar-featured {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  margin-bottom: 20px;
  padding: 36px 40px;
  border: 1px solid rgba(248, 45, 106, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 247, 237, 0.95), rgba(255, 255, 255, 0) 68%),
    var(--white);
  box-shadow: 0 18px 60px rgba(39, 28, 22, 0.1);
  overflow: hidden;
  transition: box-shadow 200ms ease, border-color 200ms ease;
}

.seminar-featured::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--pink), var(--amber), var(--lime));
  content: "";
}

/* 3つ同時開催レイアウト */
.seminar-featured-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 44px;
}

.seminar-featured-grid .seminar-featured {
  margin-bottom: 0;
  padding: 28px 28px 28px;
}

.seminar-featured-grid .seminar-featured-title {
  font-size: clamp(15px, 1.6vw, 18px);
}

@media (max-width: 820px) {
  .seminar-featured-grid {
    grid-template-columns: 1fr;
  }
}

.seminar-featured:hover {
  border-color: rgba(248, 45, 106, 0.38);
  box-shadow: 0 24px 72px rgba(39, 28, 22, 0.16);
}

.seminar-featured-ended {
  cursor: default;
  opacity: 0.7;
}

.seminar-featured-ended:hover {
  border-color: rgba(248, 45, 106, 0.18);
  box-shadow: 0 18px 60px rgba(39, 28, 22, 0.1);
}

/* 上段：バッジ＋メタ情報 */
.seminar-featured-top {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* 下段：画像＋テキスト */
.seminar-featured-body {
  display: flex;
  align-items: center;
  gap: 40px;
}

.seminar-featured-content {
  flex: 1;
  min-width: 0;
}

.seminar-featured-img {
  flex-shrink: 0;
  width: clamp(190px, 28%, 310px);
  aspect-ratio: 920 / 450;
  border-radius: 6px;
  object-fit: cover;
  object-position: center;
}

@media (max-width: 820px) {
  .seminar-featured-body {
    flex-direction: column;
    gap: 20px;
  }

  .seminar-featured-img {
    width: 100%;
  }
}

.seminar-featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 14px;
  border-radius: 999px;
  color: var(--white);
  background: var(--pink);
  font-size: 12px;
  font-weight: 900;
}

.seminar-featured-badge-closed {
  background: var(--muted);
}

.seminar-featured-badge-closed::before {
  animation: none;
  opacity: 0.5;
}

.seminar-featured-badge::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.85);
  content: "";
  animation: seminar-pulse 1.6s ease-in-out infinite;
}

@keyframes seminar-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.seminar-featured-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.seminar-type-tag {
  display: inline-block;
  padding: 3px 12px;
  border: 1px solid rgba(248, 45, 106, 0.5);
  border-radius: 4px;
  color: var(--pink);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.6;
}

.seminar-featured-date {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.seminar-featured-title {
  margin: 0 0 24px;
  color: var(--ink);
  font-size: clamp(18px, 2.2vw, 26px);
  line-height: 1.6;
}

.seminar-featured-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border: 2px solid var(--pink);
  border-radius: 8px;
  color: var(--pink);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.5;
  transition: color 180ms ease, background 180ms ease;
}

.seminar-featured:hover .seminar-featured-link {
  color: var(--white);
  background: var(--pink);
}

/* ── Seminar article (seminarDetail.php) ── */
.seminar-article {
  padding: 64px 0 96px;
}

.seminar-article .page-top-img {
  margin: 0 0 40px;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.seminar-article .page-top-img img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

.seminar-article .page-title-text {
  margin: 0 0 12px;
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 900;
  line-height: 1.5;
  color: var(--ink);
}

.seminar-article .post-meta {
  display: flex;
  gap: 16px;
  padding: 0;
  margin: 0 0 40px;
  list-style: none;
}

.seminar-article .meta-date {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.seminar-article .page-cnt {
  max-width: 760px;
  margin: 0;
}

.seminar-article .page-cnt h2 {
  margin: 36px 0 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 900;
  color: var(--ink);
}

.seminar-article .page-cnt p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 2.1;
  color: var(--ink);
}

.seminar-article .page-cnt a {
  color: var(--pink);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.seminar-article .page-cnt a:hover {
  opacity: 0.75;
}

.seminar-article .block-image {
  margin: 28px 0;
}

.seminar-article .block-image img {
  width: 100%;
  border-radius: 8px;
}

.seminar-article .block-image figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 820px) {
  .seminar-article {
    padding: 40px 0 72px;
  }
}

.closing {
  padding: 80px 0;
  color: var(--white);
  background: #202225;
}

.closing p {
  width: min(760px, 100%);
  margin: 0;
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 800;
  line-height: 1.7;
}

.site-footer {
  padding: 36px 0;
  color: #777;
  background: #171819;
  font-size: 13px;
}

.site-footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  color: #d8d8d8;
  font-weight: 800;
}

.footer-links a:hover {
  color: var(--pink);
}

@media (max-width: 820px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    min-height: auto;
    padding: 16px 0;
  }

  .nav {
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
  }

  .hero,
  .hero-inner {
    min-height: 560px;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.9) 52%, rgba(255, 255, 255, 0.36) 100%),
      linear-gradient(180deg, rgba(255, 255, 255, 0) 76%, var(--white) 100%);
  }

  .hero-inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    padding-top: 54px;
    padding-bottom: 130px;
  }

  .section {
    padding: 72px 0;
  }

  .section-heading,
  .split,
  .service-hero .wrap,
  .seminar-hero .wrap,
  .seminar-topics,
  .price-overview,
  .price-detail-grid,
  .price-service-list,
  .global-research-hero,
  .research-area-block,
  .service-block {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .points,
  .media-links {
    grid-template-columns: 1fr;
  }

  .research-diagram {
    min-height: 320px;
  }

  .diagram-ring {
    inset: 44px;
  }

  .diagram-card {
    width: min(230px, calc(100% - 74px));
    padding: 20px;
  }

  .diagram-card strong {
    font-size: 18px;
  }

  .price-mock {
    padding: 22px;
  }

  .price-hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .price-page .price-mock-page {
    padding: 38px 22px;
  }

  .price-page .price-plans {
    border-left: 0;
  }

  .price-plans {
    grid-template-columns: 1fr;
  }

  .price-capabilities,
  .price-service-items,
  .china-metrics,
  .china-card-grid {
    grid-template-columns: 1fr;
  }

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

  .service-hero {
    padding-top: 60px;
  }

  .service-block {
    padding: 52px 0;
  }

  .global-research-block {
    padding: 52px 0;
  }

  .global-research-body {
    margin-top: 34px;
  }

  .site-footer .wrap {
    flex-direction: column;
  }
}