:root {
  --blue: #0059c9;
  --blue-deep: #003d92;
  --blue-soft: #e8f1ff;
  --ink: #101722;
  --ink-soft: #3d4655;
  --muted: #687386;
  --line: #dfe5ee;
  --paper: #f5f7fa;
  --white: #ffffff;
  --gold: #b58a2a;
  --navy: #071425;
  --shadow: 0 18px 42px rgba(16, 23, 34, 0.11);
  --container: min(1160px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.75;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 3px solid rgba(0, 89, 201, 0.34);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  z-index: 100;
  top: 16px;
  left: 16px;
  width: auto;
  height: auto;
  padding: 10px 14px;
  color: var(--white);
  background: var(--blue);
  clip: auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(223, 229, 238, 0.88);
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 0 0 rgba(16, 23, 34, 0);
  backdrop-filter: blur(14px);
  transition: box-shadow 180ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 10px 26px rgba(16, 23, 34, 0.08);
}

.header-inner {
  width: var(--container);
  min-height: 86px;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 250px;
  min-width: 0;
}

.brand img {
  width: 250px;
  height: 68px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
  min-width: 0;
}

.site-nav a {
  min-width: 0;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-bottom: 3px solid transparent;
  color: var(--ink-soft);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  transition: color 170ms ease, border-color 170ms ease, background 170ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--blue);
  border-color: var(--blue);
  background: rgba(0, 89, 201, 0.04);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
}

.language-switcher button {
  width: 54px;
  min-height: 34px;
  border: 0;
  border-radius: 4px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1;
}

.language-switcher button.is-active {
  color: var(--white);
  background: var(--blue);
}

.menu-button {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: var(--white);
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-button b {
  display: block;
  margin-top: 1px;
  font-size: 0.58rem;
  line-height: 1;
}

.menu-button[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-button[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-button[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.section {
  padding: 88px 0;
}

.section.compact {
  padding: 56px 0;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.section-title {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-kicker {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  letter-spacing: 0;
}

h1,
h2 {
  font-family: "Noto Serif JP", "Noto Sans JP", serif;
}

.section-title h2,
.page-heading h1 {
  margin: 0;
  font-size: 2.45rem;
  line-height: 1.28;
}

.section-title p,
.page-heading p {
  margin: 16px 0 0;
  color: var(--ink-soft);
}

.hero {
  position: relative;
  min-height: 660px;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(0, 27, 62, 0.92) 0%, rgba(0, 44, 101, 0.68) 48%, rgba(0, 44, 101, 0.18) 100%),
    url("/assets/img/oroshi-1.png") center / cover;
}

.hero::after {
  position: absolute;
  inset: auto 0 0;
  height: 150px;
  background: linear-gradient(0deg, rgba(0, 21, 48, 0.52), transparent);
  content: "";
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: var(--container);
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.52fr);
  gap: 64px;
  align-items: end;
  margin-inline: auto;
  padding: 118px 0 54px;
}

.hero-logo {
  width: 420px;
  max-width: 100%;
  margin-bottom: 38px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.94);
}

.hero-logo img {
  width: 100%;
  height: auto;
}

.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: 3.4rem;
  line-height: 1.18;
}

.hero-copy {
  max-width: 760px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  min-width: 170px;
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 170ms ease, background 170ms ease, border-color 170ms ease;
}

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

.button-primary {
  color: var(--white);
  background: var(--blue);
}

.button-primary:hover {
  background: var(--blue-deep);
}

.button-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.08);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
}

.button-outline {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.42);
  background: transparent;
}

.button-outline:hover {
  border-color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.08);
}

.hero-panel {
  border-left: 1px solid rgba(255, 255, 255, 0.32);
}

.hero-fact {
  padding: 22px 0 22px 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}

.hero-fact:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
}

.hero-fact span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-fact strong {
  display: block;
  color: var(--white);
  font-size: 1.02rem;
  line-height: 1.4;
}

.statement {
  padding: 52px 0;
  color: var(--white);
  background: var(--blue-deep);
}

.statement-grid {
  width: var(--container);
  display: grid;
  grid-template-columns: minmax(240px, 0.45fr) minmax(0, 1fr);
  gap: 58px;
  margin-inline: auto;
}

.statement h2 {
  margin: 0;
  font-size: 2.05rem;
  line-height: 1.32;
}

.statement p {
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
}

.split {
  width: var(--container);
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) minmax(0, 1fr);
  gap: 64px;
  margin-inline: auto;
}

.service-stack {
  display: grid;
  gap: 28px;
}

.service-block {
  display: grid;
  grid-template-columns: minmax(160px, 0.32fr) minmax(0, 1fr);
  gap: 34px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    linear-gradient(90deg, rgba(0, 89, 201, 0.055), transparent 34%),
    var(--white);
}

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

.service-label {
  margin: 0;
  color: var(--blue);
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.35;
}

.lead-text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.channel-card {
  min-height: 116px;
  display: grid;
  place-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  box-shadow: 0 12px 28px rgba(16, 23, 34, 0.06);
}

.channel-card img {
  max-height: 76px;
  object-fit: contain;
}

.business-image {
  width: 100%;
  max-width: 640px;
  margin-top: 28px;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.category-section,
.products-page {
  background: var(--paper);
}

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

.category-card,
.product-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  box-shadow: 0 14px 30px rgba(16, 23, 34, 0.07);
  transition: transform 170ms ease, box-shadow 170ms ease;
}

.category-card:hover,
.product-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 38px rgba(16, 23, 34, 0.11);
}

.category-card img,
.product-card img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: #eef2f7;
}

.category-body,
.product-body {
  padding: 24px;
}

.category-body h3,
.product-body h3 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.42;
}

.category-body p,
.product-body p {
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.category-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.category-meta::before {
  width: 22px;
  height: 2px;
  background: var(--blue);
  content: "";
}

.note-band {
  margin-top: 30px;
  padding: 22px 26px;
  border-left: 4px solid var(--gold);
  background: var(--white);
  color: var(--ink-soft);
  font-weight: 700;
}

.information-list {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.information-item {
  display: grid;
  grid-template-columns: 160px 90px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 20px 24px;
  background: var(--white);
}

.information-item time {
  color: var(--muted);
  font-weight: 700;
}

.new-badge {
  display: inline-flex;
  justify-content: center;
  width: 64px;
  padding: 3px 8px;
  border-radius: 999px;
  color: var(--white);
  background: var(--blue);
  font-size: 0.72rem;
  font-weight: 800;
}

.company-table {
  margin: 0;
  border-top: 1px solid var(--line);
}

.company-table div {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 26px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.company-table dt {
  color: var(--muted);
  font-weight: 800;
}

.company-table dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
}

.contact-band {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(0, 61, 146, 0.22), transparent 42%),
    linear-gradient(180deg, var(--navy), #0c1624);
}

.contact-band::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
  content: "";
}

.contact-layout {
  position: relative;
  z-index: 1;
  width: var(--container);
  display: grid;
  grid-template-columns: minmax(260px, 0.4fr) minmax(0, 1fr);
  gap: 60px;
  align-items: start;
  margin-inline: auto;
}

.contact-band .section-kicker {
  color: #9ec5ff;
}

.contact-band h2 {
  margin: 0;
  font-size: 2.35rem;
  line-height: 1.28;
}

.contact-intro p,
.contact-card p {
  color: rgba(255, 255, 255, 0.78);
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.contact-card {
  min-width: 0;
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.2);
}

.contact-card-primary {
  border-color: rgba(158, 197, 255, 0.32);
  background:
    linear-gradient(135deg, rgba(0, 89, 201, 0.9), rgba(0, 61, 146, 0.82)),
    var(--blue);
}

.contact-card-wide {
  grid-column: 1 / -1;
}

.contact-card span {
  color: #9ec5ff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.contact-card strong {
  min-width: 0;
  color: var(--white);
  font-size: 1.24rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.contact-card p {
  margin: -4px 0 0;
}

.contact-card .button {
  width: fit-content;
  min-width: 150px;
  margin-top: 4px;
}

.contact-card-primary .button-primary {
  color: var(--blue-deep);
  background: var(--white);
}

.contact-card-primary .button-primary:hover {
  color: var(--white);
  background: var(--blue-deep);
}

.privacy-link {
  color: #9ec5ff;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-hero {
  padding: 74px 0 58px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(0, 61, 146, 0.92), rgba(0, 89, 201, 0.74)),
    var(--blue);
  color: var(--white);
}

.page-heading {
  width: var(--container);
  margin-inline: auto;
}

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

.page-heading p {
  max-width: 780px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.product-body h3 {
  font-size: 1.06rem;
}

.product-body p {
  font-size: 0.92rem;
}

.cta-strip {
  padding: 42px 0;
  color: var(--white);
  background: var(--blue-deep);
}

.cta-inner {
  width: var(--container);
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  margin-inline: auto;
}

.cta-inner p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.policy-content {
  width: var(--container);
  max-width: 920px;
  margin-inline: auto;
}

.policy-content h2 {
  margin: 0 0 18px;
  font-size: 2rem;
}

.policy-content h3 {
  margin: 34px 0 8px;
  font-size: 1.2rem;
}

.policy-content p {
  margin: 0;
  color: var(--ink-soft);
}

.not-found {
  width: var(--container);
  min-height: 420px;
  display: grid;
  place-items: center;
  margin-inline: auto;
  text-align: center;
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: var(--white);
}

.footer-inner {
  width: var(--container);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  margin-inline: auto;
}

.footer-inner img {
  width: 178px;
  height: 48px;
  object-fit: contain;
}

.footer-inner p {
  margin: 0;
  font-size: 0.86rem;
}

@media (max-width: 1120px) {
  .header-inner {
    grid-template-columns: 210px auto auto;
    gap: 14px;
  }

  .brand,
  .brand img {
    width: 210px;
  }

  .site-nav a {
    padding-inline: 8px;
    font-size: 0.78rem;
  }

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

@media (max-width: 920px) {
  .header-inner {
    min-height: 76px;
    grid-template-columns: minmax(170px, 1fr) 48px auto;
  }

  .brand,
  .brand img {
    width: 200px;
  }

  .brand img {
    height: 58px;
  }

  .menu-button {
    display: block;
    grid-column: 2;
    grid-row: 1;
  }

  .language-switcher {
    grid-column: 3;
    grid-row: 1;
  }

  .site-nav {
    position: fixed;
    top: 76px;
    right: 0;
    left: 0;
    height: calc(100vh - 76px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 24px 20px;
    border-top: 1px solid var(--line);
    background: var(--white);
  }

  body.nav-open .site-nav {
    display: flex;
  }

  .site-nav a {
    min-height: 54px;
    justify-content: flex-start;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-top: 72px;
  }

  .hero h1 {
    font-size: 2.45rem;
  }

  .hero-panel {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.28);
  }

  .hero-fact {
    padding: 18px 16px;
    border-top: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
  }

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

  .statement-grid,
  .split,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

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

  .service-block {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .contact-methods {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 660px) {
  :root {
    --container: min(100vw - 28px, 1160px);
  }

  .header-inner {
    gap: 10px;
  }

  .brand,
  .brand img {
    width: 168px;
  }

  .brand img {
    height: 50px;
  }

  .language-switcher button {
    width: 42px;
    min-height: 32px;
    font-size: 0.7rem;
  }

  .hero-logo {
    width: 300px;
    margin-bottom: 28px;
    padding: 12px;
  }

  .hero h1 {
    font-size: 2.02rem;
  }

  .hero-copy {
    font-size: 0.96rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .contact-card {
    padding: 24px;
  }

  .contact-card .button {
    width: 100%;
    min-width: 0;
  }

  .hero-panel {
    grid-template-columns: 1fr;
  }

  .hero-fact {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .section {
    padding: 64px 0;
  }

  .section-title h2,
  .page-heading h1,
  .contact-band h2 {
    font-size: 1.9rem;
  }

  .statement h2 {
    font-size: 1.72rem;
  }

  .channel-grid,
  .category-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .information-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .company-table div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .cta-inner {
    display: grid;
    gap: 18px;
  }

  .footer-inner {
    display: grid;
  }
}