:root {
  --abite-blue: #0d3f91;
  --abite-purple: #6a3d98;
  --ink: #172033;
  --text: #2f3b4f;
  --muted: #647086;
  --paper: #f6f7fb;
  --surface: #ffffff;
  --line: #dfe4ee;
  --blue-soft: #edf3ff;
  --purple-soft: #f3eef9;
  --shadow: 0 24px 70px rgba(20, 32, 55, 0.12);
  --radius: 8px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.85;
}

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

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(13, 63, 145, 0.35);
  outline-offset: 4px;
}

.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(223, 228, 238, 0.9);
  backdrop-filter: blur(18px);
}

.header-inner,
.footer-inner {
  width: min(100% - 48px, 1180px);
  margin-inline: auto;
}

.header-inner {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.logo-img {
  width: clamp(148px, 18vw, 218px);
  background: transparent;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 22px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0;
}

.site-nav a {
  position: relative;
  padding-block: 8px;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--abite-blue), var(--abite-purple));
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(72px, 9vw, 132px) 0 clamp(56px, 8vw, 104px);
  background:
    radial-gradient(circle at 78% 18%, rgba(106, 61, 152, 0.14), transparent 28%),
    linear-gradient(135deg, #ffffff 0%, #f5f8ff 54%, #f7f2fb 100%);
}

.hero::before {
  position: absolute;
  inset: auto -8% -36% 52%;
  height: 560px;
  background: linear-gradient(135deg, rgba(13, 63, 145, 0.12), rgba(106, 61, 152, 0.16));
  border-radius: 50%;
  content: "";
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  gap: clamp(32px, 6vw, 78px);
  align-items: center;
}

.label,
.panel-kicker {
  margin: 0 0 12px;
  color: var(--abite-blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  line-height: 1.35;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(2.35rem, 5.6vw, 5rem);
  font-weight: 900;
}

h1 span,
.gradient-text {
  color: transparent;
  background: linear-gradient(90deg, var(--abite-blue), var(--abite-purple));
  -webkit-background-clip: text;
  background-clip: text;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.55rem, 3.2vw, 2.65rem);
  font-weight: 850;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.12rem;
}

h4 {
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.hero-lead {
  max-width: 720px;
  margin-bottom: 12px;
  color: var(--ink);
  font-size: clamp(1.02rem, 1.45vw, 1.2rem);
  font-weight: 700;
}

.hero-text,
.section-heading p,
.concept-text p,
.profile-grid p,
.message p,
.contact p {
  color: var(--muted);
}

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

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 1px solid var(--abite-blue);
  border-radius: var(--radius);
  font-weight: 800;
  line-height: 1.45;
  transition: background 160ms ease, box-shadow 160ms ease, color 160ms ease, transform 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  box-shadow: 0 12px 28px rgba(13, 63, 145, 0.18);
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(90deg, var(--abite-blue), var(--abite-purple));
  border-color: transparent;
}

.btn-secondary {
  color: var(--abite-blue);
  background: rgba(255, 255, 255, 0.72);
}

.principle-panel {
  position: relative;
  padding: clamp(26px, 4vw, 40px);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(223, 228, 238, 0.94);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.principle-panel > *:not(.principle-visual) {
  position: relative;
  z-index: 1;
}

.principle-visual {
  position: relative;
  margin: -18px -18px 26px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgba(223, 228, 238, 0.9);
  border-radius: var(--radius);
}

.principle-visual::after,
.message-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 63, 145, 0.06), rgba(106, 61, 152, 0.16));
  content: "";
}

.principle-visual img,
.message-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.principle-panel h2 {
  font-size: clamp(1.3rem, 2vw, 1.8rem);
}

.principle-panel p:not(.panel-kicker) {
  margin-bottom: 14px;
  padding-left: 16px;
  color: var(--text);
  border-left: 3px solid rgba(13, 63, 145, 0.22);
}

.section {
  padding: clamp(72px, 10vw, 124px) 0;
  background: var(--surface);
}

.section-light {
  background: var(--paper);
}

.section-blue {
  color: #fff;
  background: linear-gradient(135deg, #0d3f91 0%, #263f94 42%, #6a3d98 100%);
}

.section-blue .label,
.section-blue h2,
.section-blue h3,
.section-blue p {
  color: #fff;
}

.section-blue .section-heading p {
  color: rgba(255, 255, 255, 0.78);
}

.section-heading {
  max-width: 820px;
  margin-bottom: clamp(30px, 5vw, 54px);
}

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

.target-card,
.card,
.service-card,
.target-detail,
.contact-card {
  border-radius: var(--radius);
}

.target-card {
  position: relative;
  min-height: 276px;
  padding: 28px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.24);
  transition: background 160ms ease, transform 160ms ease;
}

.target-card::before {
  position: absolute;
  inset: auto -28px -40px auto;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent 66%);
  content: "";
}

.target-card:hover,
.target-card:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-2px);
}

.target-num,
.service-card span,
.process-grid span,
.flow-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

.target-num {
  width: 46px;
  height: 46px;
  margin-bottom: 28px;
  color: var(--abite-blue);
  background: #fff;
  border-radius: 50%;
}

.target-icon {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 82px;
  height: 58px;
  opacity: 0.82;
}

.target-icon span {
  position: absolute;
  display: block;
  background: rgba(255, 255, 255, 0.76);
}

.target-icon span:nth-child(1) {
  top: 8px;
  left: 2px;
  width: 66px;
  height: 2px;
  transform: rotate(-8deg);
}

.target-icon span:nth-child(2) {
  top: 24px;
  left: 14px;
  width: 52px;
  height: 2px;
}

.target-icon span:nth-child(3) {
  right: 4px;
  bottom: 4px;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  background: transparent;
}

.target-icon-network span:nth-child(1) {
  top: 8px;
  left: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
}

.target-icon-network span:nth-child(2) {
  top: 24px;
  left: 34px;
  width: 2px;
  height: 30px;
  transform: rotate(34deg);
}

.target-icon-network span:nth-child(3) {
  right: 5px;
  bottom: 5px;
  width: 20px;
  height: 20px;
}

.target-icon-person span:nth-child(1) {
  top: 5px;
  right: 20px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
}

.target-icon-person span:nth-child(2) {
  top: 35px;
  right: 6px;
  width: 48px;
  height: 2px;
  transform: none;
}

.target-icon-person span:nth-child(3) {
  top: 42px;
  right: 16px;
  width: 28px;
  height: 2px;
  border: 0;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.76);
}

.target-card p {
  color: rgba(255, 255, 255, 0.82);
}

.target-more {
  display: inline-block;
  margin-top: 10px;
  font-weight: 800;
}

.target-more::after {
  content: " ->";
}

.target-detail-grid {
  display: grid;
  gap: 22px;
}

.target-detail {
  padding: clamp(24px, 4vw, 36px);
  background: var(--surface);
  border: 1px solid var(--line);
}

.target-detail-header {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 22px;
  align-items: start;
}

.target-detail-label {
  display: inline-flex;
  width: fit-content;
  padding: 6px 11px;
  color: #fff;
  background: linear-gradient(90deg, var(--abite-blue), var(--abite-purple));
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 800;
}

.target-detail-lead {
  max-width: 850px;
  color: var(--muted);
}

.target-detail-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 18px;
}

.target-mini-box,
.card,
.service-card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.target-mini-box {
  background: linear-gradient(180deg, #fff, #f8faff);
}

.target-mini-box ul,
.contact-card ul {
  margin: 0;
  padding-left: 1.15em;
  color: var(--muted);
}

.issue-grid .card,
.values-grid .card {
  min-height: 190px;
}

.card h3::before,
.service-card h3::before {
  display: block;
  width: 34px;
  height: 3px;
  margin-bottom: 16px;
  background: linear-gradient(90deg, var(--abite-blue), var(--abite-purple));
  content: "";
}

.concept {
  padding: clamp(72px, 10vw, 124px) 0;
  color: #fff;
  background: #141b2d;
}

.concept .label,
.concept h2,
.message .label,
.message h2 {
  color: #fff;
}

.concept-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 80px);
}

.concept-text p {
  color: rgba(255, 255, 255, 0.78);
}

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

.service-card {
  min-height: 280px;
  position: relative;
  overflow: hidden;
}

.service-card span {
  margin-bottom: 28px;
  color: var(--abite-purple);
  font-size: 1.5rem;
}

.service-visual {
  display: grid;
  grid-template-columns: 1fr;
  gap: 7px;
  width: 100%;
  height: 72px;
  margin-bottom: 22px;
  padding: 17px;
  background: linear-gradient(135deg, var(--blue-soft), var(--purple-soft));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.service-visual i {
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--abite-blue), var(--abite-purple));
  border-radius: 999px;
}

.service-visual i:nth-child(1) {
  width: 56%;
}

.service-visual i:nth-child(2) {
  width: 86%;
}

.service-visual i:nth-child(3) {
  width: 68%;
}

.service-visual-route {
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
}

.service-visual-route i {
  width: 18px;
  height: 18px;
  justify-self: center;
}

.service-visual-route i:nth-child(2) {
  width: 100%;
  height: 3px;
}

.service-visual-message i:nth-child(1) {
  width: 92%;
}

.service-visual-message i:nth-child(2) {
  width: 70%;
}

.service-visual-message i:nth-child(3) {
  width: 40%;
}

.service-visual-support {
  grid-template-columns: repeat(3, 1fr);
  align-items: end;
}

.service-visual-support i {
  width: 100%;
  height: 20px;
  align-self: end;
}

.service-visual-support i:nth-child(2) {
  height: 32px;
}

.service-visual-support i:nth-child(3) {
  height: 44px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.process-grid article {
  min-height: 230px;
  padding: 22px;
  background: var(--surface);
}

.process-grid span {
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--abite-blue), var(--abite-purple));
  border-radius: 50%;
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-list li {
  min-height: 230px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
}

.flow-list span {
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.3rem;
}

.flow-list p {
  color: rgba(255, 255, 255, 0.78);
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.45fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 76px);
  align-items: center;
}

.profile-logo-wrap {
  padding: clamp(24px, 4vw, 40px);
  background: linear-gradient(180deg, #fff, #f8faff);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 16px 46px rgba(20, 32, 55, 0.08);
}

.profile-logo {
  width: min(100%, 380px);
  margin-inline: auto;
}

.message {
  padding: clamp(72px, 10vw, 124px) 0;
  background: linear-gradient(135deg, #101a31 0%, #0d3f91 48%, #6a3d98 100%);
}

.message-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.64fr);
  gap: clamp(30px, 6vw, 78px);
  align-items: center;
}

.message p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.04rem;
}

.message-visual {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.2);
}

.contact {
  padding: clamp(72px, 10vw, 124px) 0;
  background: var(--surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.58fr);
  gap: clamp(30px, 6vw, 76px);
  align-items: start;
}

.contact-card {
  padding: 28px;
  background: linear-gradient(180deg, #fff, #f7f9ff);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.contact-title {
  margin-bottom: 12px;
  color: var(--ink);
  font-weight: 850;
}

.contact-info {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
  word-break: break-word;
}

.contact-info a {
  color: var(--abite-blue);
  font-weight: 850;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.contact-btn {
  width: 100%;
  margin-bottom: 20px;
}

.site-footer {
  padding: 32px 0;
  background: #fff;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-logo .logo-img {
  width: 132px;
}

.site-footer p,
.site-footer small {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

@media (max-width: 1080px) {
  .service-grid,
  .process-grid,
  .flow-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .target-grid,
  .issue-grid,
  .values-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .header-inner {
    min-height: auto;
    padding-block: 14px;
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .site-nav {
    justify-content: flex-start;
    gap: 4px 18px;
  }

  .hero-grid,
  .concept-inner,
  .profile-grid,
  .message-inner,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .target-detail-header,
  .target-detail-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .container,
  .header-inner,
  .footer-inner {
    width: min(100% - 36px, var(--container));
  }

  .logo-img {
    width: 156px;
  }

  .site-nav {
    font-size: 0.82rem;
  }

  .hero {
    padding-top: 52px;
  }

  h1 {
    font-size: clamp(2.1rem, 12vw, 3.25rem);
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .target-grid,
  .issue-grid,
  .service-grid,
  .values-grid,
  .process-grid,
  .flow-list {
    grid-template-columns: 1fr;
  }

  .target-card,
  .service-card,
  .process-grid article,
  .flow-list li {
    min-height: auto;
  }

  .contact-card {
    padding: 22px;
  }

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