:root {
  --color-blue: #0762B2;
  --color-navy: #091D3B;
  --color-yellow: #F9D308;
  --color-text: #1A1A1A;
  --color-white: #FFFFFF;
  --color-pale: #EDF7FF;
  --color-border: #D8DDE6;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --site-width: 1200px;
  --section-space: 80px;
  --gutter: 48px;
  --radius: 4px;
  --header-height: 72px;
  --consultation-height: 52px;
}
html {
  scroll-padding-top: calc(var(--header-height) + 16px);
}
body {
  color: var(--color-text);
  background: var(--color-white);
  font-family: var(--font-sans);
  font-size: clamp(16px, 1.2vw, 17px);
  font-weight: 400;
  line-height: 1.8;
  word-break: normal;
  line-break: strict;
}
.phrase {
  display: inline-block;
}
a {
  color: var(--color-blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}
a:hover {
  text-decoration: underline;
}
:focus-visible {
  outline: 3px solid var(--color-blue);
  outline-offset: 3px;
}
h1,
h2,
h3 {
  color: var(--color-navy);
  line-height: 1.4;
}
h1 {
  font-size: clamp(28px, 4.2vw, 52px);
  font-weight: 800;
}
h2 {
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 700;
}
h3 {
  font-size: clamp(22px, 2vw, 26px);
  font-weight: 700;
}
.site-shell {
  background: var(--color-white);
}
.container {
  width: min(100%, var(--site-width));
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding-block: var(--section-space);
  background: var(--color-white);
}
.section > .container {
  position: relative;
  z-index: 1;
}
.section--pale {
  background: var(--color-pale);
}
.section-heading {
  margin-bottom: 40px;
  text-align: center;
}
.section-label {
  display: block;
  margin-bottom: 4px;
  color: var(--color-blue);
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1.4;
}
.section-heading--label h2 {
  font-size: clamp(24px, 2.2vw, 28px);
  margin-top: 4px;
}
.icon {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  min-height: 56px;
  padding: 14px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
}
.button:hover {
  text-decoration: none;
}
.button--primary {
  color: var(--color-navy);
  background: var(--color-yellow);
}
.button--primary:hover {
  border-color: var(--color-navy);
  text-decoration: underline;
}
.button--primary:focus-visible {
  outline-color: var(--color-navy);
}
.button--secondary {
  color: var(--color-blue);
  border-color: var(--color-blue);
  background: var(--color-white);
}
.button--secondary:hover {
  background: var(--color-pale);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: transform 0.25s ease-out;
}
.site-header.is-scrolled:not(.is-hidden) {
  box-shadow: 0 2px 8px rgba(9, 29, 59, 0.08);
}
.site-header.is-hidden {
  transform: translateY(-100%);
}
.site-header:focus-within {
  transform: translateY(0);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding-block: 10px;
}
.site-brand {
  color: var(--color-navy);
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
}
.site-brand span {
  display: block;
}
.site-brand-tagline {
  color: var(--color-blue);
  font-size: 12px;
  font-weight: 600;
}
.site-brand-name {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
}
.site-nav .mobile-menu-cta {
  display: none;
}
.site-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--color-blue);
  text-decoration-thickness: 2px;
}
.site-nav ul {
  display: flex;
  align-items: center;
  gap: 24px;
}
.site-nav a {
  display: block;
  padding-block: 10px;
  color: var(--color-navy);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
}
.site-nav a:hover {
  color: var(--color-blue);
  text-decoration: underline;
}
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-navy);
}
.menu-toggle[aria-expanded="true"] .menu-open,
.menu-toggle[aria-expanded="false"] .menu-close {
  display: none;
}
.site-footer {
  padding-block: 48px 28px;
  color: var(--color-white);
  background: var(--color-navy);
}
.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: 40px;
}
.footer-info p + p {
  margin-top: 12px;
}
.footer-company {
  font-size: 18px;
  font-weight: 700;
}
.footer-nav {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.footer-group h2 {
  margin-bottom: 16px;
  color: var(--color-white);
  font-size: 18px;
}
.footer-nav ul {
  display: grid;
  gap: 8px;
}
.site-footer a {
  display: inline-block;
  padding-block: 4px;
  color: var(--color-white);
  font-size: 16px;
  text-decoration: none;
}
.site-footer a:hover,
.site-footer a:focus-visible {
  text-decoration: underline;
  text-decoration-color: var(--color-yellow);
}
.site-footer a:focus-visible {
  outline-color: var(--color-yellow);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}
.copyright {
  font-size: 13px;
}
.copyright small {
  font-size: inherit;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 10;
  padding: 12px 20px;
  color: var(--color-white);
  background: var(--color-navy);
  transform: translateY(-160%);
}
.skip-link:focus {
  transform: translateY(0);
}
@media (max-width: 960px) {
  :root {
    --gutter: 32px;
  }
}
@media (max-width: 767px) {
  :root {
    --gutter: 20px;
    --section-space: 48px;
  }
  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
    min-height: 76px;
    padding-block: 14px;
  }
  .site-brand {
    flex: 1;
    min-width: 0;
  }
  .site-brand-tagline {
    font-size: 10px;
  }
  .site-brand-name {
    font-size: clamp(13px, 3.7vw, 18px);
  }
  .menu-toggle {
    flex-shrink: 0;
    position: relative;
    z-index: 2;
  }
  body.menu-is-open {
    overflow: hidden;
  }
  .site-header.menu-is-open,
  .site-header.menu-is-open:focus-within {
    transform: none;
  }
  .menu-is-open .menu-toggle {
    color: var(--color-white);
    background: var(--color-navy);
  }
  .menu-is-open .menu-toggle:focus-visible {
    outline-color: var(--color-yellow);
  }
  .js .site-nav.is-open {
    position: fixed;
    inset: 0;
    height: 100vh;
    height: 100dvh;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: calc(var(--header-height) + 24px) var(--gutter) calc(32px + env(safe-area-inset-bottom, 0px));
    background: var(--color-navy);
    color: var(--color-white);
  }
  .site-nav.is-open a {
    color: var(--color-white);
  }
  .site-nav.is-open a:hover {
    text-decoration-color: var(--color-yellow);
  }
  .site-nav.is-open a:focus-visible {
    outline-color: var(--color-yellow);
  }
  .site-nav.is-open a.mobile-menu-cta,
  .site-nav .mobile-menu-cta {
    display: flex;
    margin-top: 28px;
    padding: 14px 12px;
    color: var(--color-navy);
    border: 1px solid transparent;
  }
  .js .menu-toggle {
    display: inline-flex;
  }
  .site-nav {
    flex-basis: 100%;
  }
  .js .site-nav:not(.is-open) {
    display: none;
  }
  .site-nav ul {
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding-top: 8px;
  }
  .site-nav a {
    min-height: 48px;
    border-top: 1px solid var(--color-border);
  }
  .section-heading {
    margin-bottom: 28px;
  }
  .button {
    width: 100%;
    min-height: 52px;
    gap: 10px;
    padding: 14px 12px;
  }
  .site-footer {
    padding-top: 40px;
  }
  .footer-main,
  .footer-nav {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}

/* Visibility is enabled only after the observer has been initialized. */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
  transition-delay: var(--reveal-delay, 0s);
}
.js .reveal.is-visible,
.js .reveal:focus-within {
  opacity: 1;
  transform: none;
}
.problem-card:nth-child(2),
.work-card:nth-child(2),
.value-card:nth-child(2) {
  --reveal-delay: 0.1s;
}
.problem-card:nth-child(3),
.value-card:nth-child(3) {
  --reveal-delay: 0.2s;
}
.problem-card:nth-child(4) {
  --reveal-delay: 0.3s;
}
.consultation-tab {
  position: fixed;
  right: 0;
  top: 50%;
  z-index: 4;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  padding: 16px 8px;
  border-radius: 4px 0 0 4px;
  background: var(--color-yellow);
  color: var(--color-navy);
  font-size: min(16px, 3.5vh);
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
  writing-mode: vertical-rl;
}
.consultation-tab:focus-visible {
  outline-color: var(--color-navy);
  outline-offset: -4px;
}
@media (max-width: 767px) {
  .consultation-tab {
    top: auto;
    bottom: 0;
    width: 100%;
    min-height: 52px;
    padding: 4px 12px calc(4px + env(safe-area-inset-bottom, 0px));
    border-radius: 0;
    transform: none;
    font-size: 16px;
    line-height: 1.4;
    text-align: center;
    writing-mode: horizontal-tb;
  }
  body.has-consultation-bar {
    padding-bottom: var(--consultation-height);
  }
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .site-header {
    transition: none;
  }
}

.footer-trademark {
  margin-top: 16px;
  color: var(--color-white);
  font-size: 12px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}