:root {
  --color-text: #1f2933;
  --color-muted: #667085;
  --color-bg: #ffffff;
  --color-bg-soft: #f6f8fb;
  --color-border: #e5e9f0;
  --color-primary: #263b5e;
  --color-primary-dark: #17243a;
  --color-accent: #8aa4c8;
  --color-yellow: #f4c542;
  --color-yellow-soft: #fff4c7;
  --color-yellow-deep: #c99200;
  --shadow: 0 18px 45px rgba(31, 41, 51, 0.08);
  --radius: 20px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", YuGothic, Meiryo, sans-serif;
  line-height: 1.85;
  letter-spacing: 0;
  line-break: strict;
  word-break: normal;
  overflow-wrap: anywhere;
  overflow-x: hidden;
  background: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

a {
  color: inherit;
  text-decoration: none;
  overflow-wrap: anywhere;
}

a:hover {
  opacity: 0.78;
}

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

.narrow {
  max-width: 880px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(229, 233, 240, 0.8);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
}

.logo,
.footer-logo {
  display: inline-flex;
  align-items: center;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.logo::before,
.footer-logo::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-yellow), var(--color-primary));
}

.global-nav ul {
  display: flex;
  gap: 32px;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.global-nav a {
  position: relative;
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.4;
  text-align: center;
}

.global-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: var(--color-yellow);
  transition: width 0.25s ease;
}

.global-nav a:hover::after,
.global-nav a[aria-current="page"]::after {
  width: 100%;
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 100vh;
  padding: 120px 0 80px;
  overflow: hidden;
  background: url("https://via.placeholder.com/1920x1080/f0f3f7/8aa4c8?text=Lux+Corporate+Visual") center / cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.78) 48%, rgba(255, 255, 255, 0.28) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin-left: calc((100% - min(100% - 40px, var(--container))) / 2);
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--color-yellow-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.5;
  text-transform: uppercase;
}

.section-label::before,
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 3px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--color-yellow);
  border-radius: 999px;
}

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

h1,
h2,
h3 {
  text-wrap: balance;
  overflow-wrap: normal;
}

p {
  text-wrap: pretty;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.hero-title span {
  display: block;
}

.hero-title .title-phrase {
  white-space: nowrap;
}

.hero-lead {
  max-width: 650px;
  margin-bottom: 36px;
  color: #344054;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 170px;
  min-height: 52px;
  padding: 13px 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.03em;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  opacity: 1;
}

.btn-primary {
  color: var(--color-primary-dark);
  background: var(--color-yellow);
  box-shadow: 0 14px 28px rgba(244, 197, 66, 0.28);
}

.btn-primary:hover {
  background: #ffd85c;
}

.btn-secondary {
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.76);
  border-color: rgba(244, 197, 66, 0.72);
}

.section {
  padding: 104px 0;
}

.business {
  background: var(--color-bg);
}

.section-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 72px;
  align-items: start;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.3;
  letter-spacing: 0.02em;
}

h3 {
  margin-bottom: 14px;
  font-size: 22px;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.section-text {
  margin-bottom: 18px;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.75;
  text-wrap: balance;
}

.section-note,
.section-heading p,
.strength-card p {
  color: var(--color-muted);
}

.strengths {
  background: var(--color-bg-soft);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 48px;
}

.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.strength-card {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  padding: 36px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.strength-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  background: var(--color-yellow);
}

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 28px;
  color: var(--color-primary-dark);
  font-weight: 700;
  background: var(--color-yellow-soft);
  border-radius: 50%;
}

.page-hero {
  padding: 168px 0 80px;
  background: linear-gradient(135deg, #fff8dc 0%, #f7f9fc 46%, #edf2f7 100%);
}

.page-hero h1 {
  margin-bottom: 16px;
  font-size: clamp(38px, 5vw, 58px);
}

.page-hero p:last-child {
  color: var(--color-muted);
}

.company-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.company-table tr {
  border-bottom: 1px solid var(--color-border);
}

.company-table tr:last-child {
  border-bottom: none;
}

.company-table th,
.company-table td {
  padding: 24px 28px;
  text-align: left;
  vertical-align: top;
  line-height: 1.85;
}

.company-table th {
  width: 28%;
  color: var(--color-primary);
  font-weight: 700;
  background: #fffaf0;
  border-left: 5px solid var(--color-yellow);
}

.company-table td a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
  overflow-wrap: anywhere;
}

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

.business-list li {
  line-height: 1.85;
}

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

.contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 240px;
  padding: 40px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.contact-card::after {
  content: "";
  position: absolute;
  right: 28px;
  bottom: 28px;
  width: 54px;
  height: 54px;
  background: var(--color-yellow);
  border-radius: 50%;
  opacity: 0.18;
}

.contact-card:hover {
  opacity: 1;
  transform: translateY(-4px);
  border-color: rgba(244, 197, 66, 0.9);
  box-shadow: 0 22px 50px rgba(31, 41, 51, 0.12);
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 74px;
  min-height: 42px;
  margin-bottom: 28px;
  padding: 8px 14px;
  color: var(--color-primary-dark);
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.06em;
  background: var(--color-yellow);
  border-radius: 999px;
}

.contact-label {
  margin-bottom: 12px;
  color: var(--color-muted);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
}

.contact-value {
  color: var(--color-primary);
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}

.contact-mail {
  font-size: clamp(24px, 3vw, 34px);
}

.contact-help {
  margin-top: auto;
  padding-top: 26px;
  color: var(--color-yellow-deep);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
}

.site-footer {
  padding: 56px 0 24px;
  color: #dbe3ee;
  background: #17243a;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}

.footer-logo {
  margin-bottom: 18px;
  color: #fff;
}

.footer-logo::before {
  background: linear-gradient(135deg, #fff, var(--color-yellow));
}

.site-footer p {
  margin-bottom: 6px;
  color: #c9d4e3;
  line-height: 1.8;
}

.footer-nav {
  display: flex;
  gap: 22px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
}

.copyright {
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #aebbd0;
}

@media (max-width: 900px) {
  .header-inner {
    min-height: 68px;
  }

  .global-nav ul {
    gap: 18px;
  }

  .hero {
    min-height: 760px;
  }

  .section-grid,
  .card-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .contact-options {
    gap: 22px;
  }

  .contact-card {
    min-height: 220px;
    padding: 34px 28px;
  }

  .company-table th {
    width: 30%;
  }

  .strength-card {
    min-height: auto;
  }

  .footer-grid {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .site-header {
    position: sticky;
  }

  .header-inner {
    flex-direction: column;
    gap: 10px;
    padding: 12px 0;
  }

  .logo,
  .footer-logo {
    font-size: 24px;
  }

  .global-nav ul {
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
  }

  .global-nav {
    width: 100%;
  }

  .global-nav a {
    font-size: 12px;
  }

  .hero {
    min-height: auto;
    padding: 96px 0 72px;
  }

  .hero-overlay {
    background: rgba(255, 255, 255, 0.86);
  }

  .hero-content {
    margin-left: auto;
    max-width: 100%;
  }

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

  .btn {
    width: 100%;
  }

  .section {
    padding: 72px 0;
  }

  h1 {
    font-size: clamp(31px, 10vw, 44px);
    line-height: 1.25;
  }

  h2 {
    font-size: clamp(28px, 8.5vw, 34px);
    line-height: 1.35;
  }

  h3 {
    font-size: 20px;
  }

  .hero-lead,
  .section-note,
  .section-heading p,
  .strength-card p {
    line-height: 1.9;
  }

  .section-text {
    font-size: 20px;
  }

  .strength-card {
    padding: 28px 22px;
  }

  .page-hero {
    padding: 92px 0 56px;
  }

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

  .contact-card {
    min-height: 210px;
    padding: 30px 24px;
  }

  .contact-icon {
    margin-bottom: 22px;
  }

  .contact-value {
    font-size: clamp(26px, 8vw, 32px);
  }

  .contact-mail {
    font-size: clamp(22px, 6.8vw, 28px);
  }

  .company-table,
  .company-table tbody,
  .company-table tr,
  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
  }

  .company-table th {
    padding: 18px 20px 8px;
    background: #fff;
  }

  .company-table td {
    padding: 0 20px 18px;
    overflow-wrap: anywhere;
  }

  .business-list {
    gap: 14px;
  }

  .footer-nav {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 380px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .header-inner {
    gap: 8px;
  }

  .global-nav ul {
    gap: 8px 7px;
  }

  .global-nav a {
    font-size: 11px;
    letter-spacing: 0.02em;
  }

  .btn {
    min-width: 0;
    padding-right: 18px;
    padding-left: 18px;
  }

  .contact-card {
    padding: 26px 20px;
  }

  .contact-mail {
    font-size: 21px;
  }

  .company-table th {
    padding-right: 16px;
    padding-left: 16px;
  }

  .company-table td {
    padding-right: 16px;
    padding-left: 16px;
  }
}