:root {
  --black: #222222;
  --white: #ffffff;
  --accent: #0c2043;
  --accent2: #0284c7;
  --accent3: #b79972;
  --gray: #888888;
  --lightgray: #ececec;
  --card-bg: #f3f3f3;
  --nav-h: 72px;
  --ticker-h: 36px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--white);
  color: var(--black);
  font-family: "BIZ UDPGothic", sans-serif;
  font-weight: 300;
  line-height: 1.8;
  overflow-x: hidden;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #ececec;
  transition: background 0.3s;
}
.nav-logo {
  display: block;
}
.nav-logo img {
  font-family: "Montserrat", sans-serif;
  height: 50px;
}
.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  color: rgba(34, 34, 34, 0.7);
  text-decoration: none;
  font-family: "Montserrat", sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--accent);
}
.nav-links a.nav-current {
  color: var(--accent);
}

.nav-cta {
  background: var(--accent);
  color: #ffffff !important;
  padding: 8px 22px;
  border-radius: 2px;
  font-weight: 700 !important;
  transition: opacity 0.2s !important;
}
.nav-cta:hover {
  opacity: 0.8;
}
.nav-hamburger{
  display: none;
}

/* ─── TICKER BAR ─── */
.ticker-bar {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  z-index: 99;
  height: var(--ticker-h);
  background: #0d0d0d;
  overflow: hidden;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ticker-label {
  flex-shrink: 0;
  padding: 0 14px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: "Montserrat", sans-serif;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  white-space: nowrap;
}

.ticker-live-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
  animation: pulse 2s ease infinite;
}

.ticker-inner {
  flex: 1;
  overflow: hidden;
  height: 100%;
  display: flex;
  align-items: center;
}

.ticker-track {
  display: flex;
  align-items: center;
  animation: tickerScroll 55s linear infinite;
  will-change: transform;
}

.ticker-track:hover {
  animation-play-state: paused;
}

@keyframes tickerScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 20px;
  height: var(--ticker-h);
  font-family: "Montserrat", sans-serif;
  white-space: nowrap;
  border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.ticker-symbol {
  font-weight: 700;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.06em;
}

.ticker-price {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
}

.ticker-change {
  font-size: 10px;
  font-weight: 600;
}
.ticker-change.up {
  color: #22c55e;
}
.ticker-change.down {
  color: #ef4444;
}
.ticker-change.flat {
  color: rgba(255, 255, 255, 0.35);
}

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: calc(var(--nav-h) + var(--ticker-h)) 0 0;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.52);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto 0 8%;
  padding: 80px 48px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #ffffff;
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 2px;
  margin-bottom: 40px;
  animation: fadeUp 0.8s ease both;
}
.hero-tag::before {
  content: "";
  display: block;
  width: 6px;
  height: 6px;
  background: var(--accent3);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.hero-h1 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  color: #ffffff;
  animation: fadeUp 0.8s 0.1s ease both;
}
.hero-h1 em {
  font-style: normal;
  color: var(--white);
  display: block;
}

.hero-sub {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin-bottom: 52px;
  line-height: 1.9;
  animation: fadeUp 0.8s 0.2s ease both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeUp 0.8s 0.3s ease both;
}

.btn-primary {
  background: var(--accent3);
  color: #ffffff;
  padding: 16px 36px;
  font-family: "Montserrat", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(26, 159, 224, 0.35);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  padding: 15px 36px;
  font-family: "Montserrat", sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  cursor: pointer;
  transition:
    border-color 0.2s,
    color 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-outline:hover {
  border-color: #ffffff;
}

/* stats strip */
.hero-stats {
  position: absolute;
  bottom: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.35);
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  animation: fadeUp 0.8s 0.4s ease both;
}
.stat-item {
  padding: 32px 48px;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}
.stat-num {
  font-family: "Montserrat", sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.stat-num sup {
  font-size: 20px;
  color: var(--accent);
}
.stat-label {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.1em;
  margin-top: 4px;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── SECTION COMMON ─── */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 48px;
}

.section-tag {
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.section-h2 {
  font-family: "Montserrat", sans-serif;
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}
.section-lead {
  color: rgba(34, 34, 34, 0.6);
  font-size: 16px;
  max-width: 640px;
  line-height: 1.9;
}

/* ─── SERVICES ─── */
.services-section {
  background: #ececec;
  border-top: 1px solid #d7d7d7;
  border-bottom: 1px solid #d7d7d7;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #d7d7d7;
  margin-top: 64px;
}

.service-card {
  background: #ffffff;
  padding: 48px 40px;
  transition: background 0.3s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-card:hover {
  background: #f3f3f3;
}

.service-num {
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 24px;
}
.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  opacity: 0.85;
}
.service-h3 {
  font-family: "Montserrat", sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.service-jp {
  font-size: 12px;
  color: var(--gray);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}
.service-desc {
  font-size: 14px;
  color: rgba(34, 34, 34, 0.65);
  line-height: 1.85;
}

/* ─── MESSAGE / PHILOSOPHY ─── */
.philosophy-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.philosophy-visual {
  position: relative;
  height: 480px;
  border-radius: 6px;
  overflow: hidden;
}
.philosophy-visual svg,
.philosophy-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.philosophy-box {
  position: absolute;
  border: 1px solid rgba(34, 34, 34, 0.12);
  border-radius: 4px;
  background: #f3f3f3;
  padding: 32px;
}
.philosophy-box.main {
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.philosophy-quote {
  font-family: "Montserrat", sans-serif;
  font-size: clamp(22px, 2.5vw, 32px);
  line-height: 1.4;
  color: var(--black);
  margin-bottom: 24px;
}
.philosophy-quote em {
  color: var(--accent);
  font-style: italic;
}
.philosophy-attr {
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gray);
  text-transform: uppercase;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 40px;
}
.tag {
  border: 1px solid rgba(26, 159, 224, 0.4);
  color: var(--accent);
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 2px;
}

/* ─── BUSINESS PAGE ─── */
.biz-header {
  padding-top: calc(var(--nav-h) + var(--ticker-h) + 80px);
  padding-bottom: 80px;
  text-align: center;
  background: radial-gradient(
    ellipse 70% 60% at 50% 0%,
    rgba(26, 159, 224, 0.07) 0%,
    transparent 70%
  );
  border-bottom: 1px solid #ececec;
}
.biz-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.biz-card {
  background: #f3f3f3;
  border: 1px solid #e5e5e5;
  border-radius: 4px;
  padding: 56px 48px;
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.3s,
    transform 0.3s;
}
.biz-card:hover {
  border-color: rgba(26, 159, 224, 0.4);
  transform: translateY(-4px);
}
.biz-card.wide {
  grid-column: 1 / -1;
}
.biz-card-accent {
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(26, 159, 224, 0.08) 0%,
    transparent 70%
  );
  transform: translate(40%, -40%);
}
.biz-num {
  font-family: "Montserrat", sans-serif;
  font-size: 64px;
  font-weight: 900;
  color: rgba(34, 34, 34, 0.06);
  line-height: 1;
  position: absolute;
  top: 24px;
  right: 40px;
  letter-spacing: -0.04em;
}
.biz-tag {
  display: inline-block;
  background: rgba(26, 159, 224, 0.1);
  color: var(--accent);
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 2px;
  margin-bottom: 20px;
}
.biz-h3 {
  font-family: "Montserrat", sans-serif;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.biz-jp {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 20px;
}
.biz-desc {
  font-size: 14px;
  color: rgba(34, 34, 34, 0.65);
  line-height: 1.9;
  max-width: 560px;
}
.biz-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}
.feature-pill {
  background: rgba(34, 34, 34, 0.06);
  color: rgba(34, 34, 34, 0.7);
  font-size: 12px;
  padding: 4px 14px;
  border-radius: 100px;
  border: 1px solid rgba(34, 34, 34, 0.1);
}

/* ─── COMPANY PAGE ─── */
.company-header {
  padding-top: calc(var(--nav-h) + var(--ticker-h) + 80px);
  padding-bottom: 80px;
  text-align: center;
  background: radial-gradient(
    ellipse 70% 60% at 50% 0%,
    rgba(26, 159, 224, 0.07) 0%,
    transparent 70%
  );
  border-bottom: 1px solid #ececec;
}
.overview-table {
  width: 100%;
  max-width: 800px;
  margin: 48px auto 0;
  border-collapse: collapse;
}
.overview-table tr {
  border-bottom: 1px solid #ececec;
}
.overview-table tr:first-child {
  border-top: 1px solid #ececec;
}
.overview-table th {
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  width: 220px;
  padding: 28px 0;
  vertical-align: top;
  text-align: left;
}
.overview-table td {
  padding: 28px 0 28px 48px;
  font-size: 15px;
  color: rgba(34, 34, 34, 0.85);
  vertical-align: top;
}

.company-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  margin-top: 120px;
}
.vision-item {
  margin-bottom: 40px;
}
.vision-h3 {
  font-family: "Montserrat", sans-serif;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 12px;
}
.vision-text {
  font-size: 14px;
  color: rgba(34, 34, 34, 0.65);
  line-height: 1.9;
}

.history-item {
  display: flex;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid #ececec;
}
.history-year {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--accent);
  min-width: 80px;
  padding-top: 2px;
}
.history-content {
  font-size: 14px;
  color: rgba(34, 34, 34, 0.7);
  line-height: 1.8;
}

/* ─── NEWS ─── */
.news-section {
  background: #f9f9f9;
  border-top: 1px solid #ececec;
  border-bottom: 1px solid #ececec;
}
.news-list {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
}
.news-item {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid #ececec;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s;
}
.news-item:first-child {
  border-top: 1px solid #ececec;
}
.news-item:hover {
  background: #f3f3f3;
  margin: 0 -24px;
  padding-left: 24px;
  padding-right: 24px;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  min-width: 200px;
}
.news-date {
  font-family: "Montserrat", sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray);
  letter-spacing: 0.05em;
}
.news-cat {
  font-family: "Montserrat", sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(26, 159, 224, 0.1);
  padding: 3px 10px;
  border-radius: 2px;
  white-space: nowrap;
}
.news-title {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--black);
}
.news-item:hover .news-title {
  color: var(--accent);
}

/* ─── FOOTER ─── */
footer {
  background: #222222;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 64px 48px 32px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 12px;
}
.footer-brand span {
  color: var(--accent);
}
.footer-address {
  font-size: 12px;
  color: var(--gray);
  line-height: 1.8;
}
.footer-nav {
  display: flex;
  gap: 48px;
}
.footer-nav-col h4 {
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-nav-col ul {
  list-style: none;
}
.footer-nav-col li {
  margin-bottom: 8px;
}
.footer-nav-col a {
  font-size: 13px;
  color: rgba(244, 244, 240, 0.55);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-nav-col a:hover {
  color: var(--white);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-copy {
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 0.06em;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 11px;
  color: var(--gray);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--white);
}

/* ─── DIVIDER ─── */
.divider {
  height: 1px;
  background: #ececec;
  margin: 0;
}

/* ─── SCROLL INDICATOR ─── */
.scroll-hint {
  position: absolute;
  right: 48px;
  bottom: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  animation: fadeUp 0.8s 0.6s ease both;
}
.scroll-hint-text {
  font-family: "Montserrat", sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  writing-mode: vertical-rl;
  transform: rotate(180deg); /* 下から上へ読む向き */
}
.scroll-line {
  width: 1px;
  height: 48px;
  background: rgba(255, 255, 255, 0.4);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent);
  animation: scrollSlide 1.8s ease infinite;
}
@keyframes scrollSlide {
  to {
    top: 100%;
  }
}

/* ─── PRODUCTS ─── */
.products-section {
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}
.product-card {
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  overflow: hidden;
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.12);
}
.product-img {
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.product-img img{
  object-fit: cover;
  width: 460px;
}
.product-body {
  padding: 28px 32px 32px;
  background: #fff;
}
.product-platform {
  font-family: "Montserrat", sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(26, 159, 224, 0.1);
  padding: 3px 10px;
  border-radius: 2px;
  display: inline-block;
  margin-bottom: 14px;
}
.underline-none{
  text-decoration: none;
}
.product-platform-button{
  font-family: "Montserrat", sans-serif;
    font-size: 16px;
    /* display: block; */
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--white);
    background: rgb(0 93 139);
    text-decoration: none;
    padding: 20px 0;
    border-radius: 2px;
    display: block;
    margin-bottom: 14px;
    text-align: center;
    border-radius: 4px;
}
.product-name {
  font-family: "Montserrat", sans-serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
  color: var(--black);
}
.product-sub {
  font-size: 12px;
  color: var(--gray);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  font-family: "Montserrat", sans-serif;
}
.product-desc {
  font-size: 13px;
  color: rgba(34, 34, 34, 0.65);
  line-height: 1.85;
  margin-bottom: 20px;
}
.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.product-tag {
  background: rgba(34, 34, 34, 0.05);
  color: rgba(34, 34, 34, 0.6);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid rgba(34, 34, 34, 0.08);
}

/* ─── DEVELOPMENT FLOW ─── */
.flow-wrapper {
  background: #0d0d0d;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.flow-wrapper .section-tag {
  color: var(--white);
}
.flow-wrapper .section-h2 {
  color: #ffffff;
}
.flow-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.07);
}
.flow-step {
  background: rgba(255, 255, 255, 0.03);
  padding: 40px 20px 36px;
  text-align: center;
  position: relative;
  transition: background 0.2s;
}
.flow-step:hover {
  background: rgba(26, 159, 224, 0.07);
}
/* ▶ arrow between steps */
.flow-step:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -8px;
  top: 66px; /* icon wrap center */
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid rgba(26, 159, 224, 0.4);
  z-index: 2;
}
.flow-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(26, 159, 224, 0.1);
  border: 1px solid rgba(26, 159, 224, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--white);
  transition:
    background 0.2s,
    border-color 0.2s;
}
.flow-step:hover .flow-icon-wrap {
  background: rgba(26, 159, 224, 0.2);
  border-color: rgba(26, 159, 224, 0.55);
}
.flow-num {
  font-family: "Montserrat", sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.25);
  margin-bottom: 10px;
}
.flow-label {
  font-family: "Montserrat", sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.flow-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.7;
}

/* ─── ACCESS ─── */
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.access-address {
  font-size: 15px;
  color: rgba(34, 34, 34, 0.85);
  line-height: 2;
  margin-bottom: 24px;
}
.access-tel {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.8;
}
.access-station {
  margin-top: 24px;
  padding: 20px 24px;
  background: #f3f3f3;
  border: 1px solid #e5e5e5;
  border-radius: 4px;
  font-size: 13px;
  color: rgba(34, 34, 34, 0.65);
  line-height: 1.9;
}
.access-station strong {
  display: block;
  font-family: "Montserrat", sans-serif;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.access-map {
  border-radius: 4px;
  overflow: hidden;
  height: 280px;
  border: 1px solid #e5e5e5;
}
.access-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ─── MOBILE ─── */
@media (max-width: 900px) {
  nav {
    padding: 0 24px;
  }
  .nav-links {
    display: none;
  }
  .hero-content {
    padding: 60px 24px;
    margin: 0;
  }
  .hero-stats {
    display: none;
  }
  .section {
    padding: 80px 24px;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .philosophy-section {
    grid-template-columns: 1fr;
  }
  .philosophy-visual {
    display: none;
  }
  .biz-grid {
    grid-template-columns: 1fr;
  }
  .biz-card.wide {
    grid-column: auto;
  }
  .company-two-col {
    grid-template-columns: 1fr;
  }
  .footer-top {
    flex-direction: column;
  }
  .footer-nav {
    flex-direction: column;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .overview-table th {
    width: 120px;
    font-size: 10px;
  }
  .overview-table td {
    padding-left: 24px;
    font-size: 13px;
  }
  /* flow: 3+2 の2行レイアウト（6列グリッドで中央寄せ） */
  .flow-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .flow-step:nth-child(1) {
    grid-column: 1 / 3;
  }
  .flow-step:nth-child(2) {
    grid-column: 3 / 5;
  }
  .flow-step:nth-child(3) {
    grid-column: 5 / 7;
  }
  .flow-step:nth-child(4) {
    grid-column: 2 / 4;
  }
  .flow-step:nth-child(5) {
    grid-column: 4 / 6;
  }
  .flow-step:not(:last-child)::after {
    display: none;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .access-grid {
    grid-template-columns: 1fr;
  }
  .news-item{
    display: grid;
  }
  .biz-card{
    padding: 16px;
  }

  nav {  
      padding: 0 24px; 
   }  /* ハンバーガーボタン */  
  .nav-hamburger {    display: flex;    flex-direction: column;    
    justify-content: space-between;    width: 24px;    
    height: 18px;    background: none;    border: none;    
    cursor: pointer;    padding: 0;    z-index: 200; 
   } 
     .nav-hamburger span {   
       display: block;    height: 2px;  
        background: var(--black);    border-radius: 2px;  
          transition: transform 0.3s, opacity 0.3s;    
          transform-origin: center;  
        }  /* × アイコン（open 時） */ 
           .nav-hamburger.is-open span:nth-child(1) {   
             transform: translateY(8px) rotate(45deg);  
            }  
             .nav-hamburger.is-open span:nth-child(2) {    
              opacity: 0;  
            }  
              .nav-hamburger.is-open span:nth-child(3) {
                    transform: 
                    translateY(-8px) rotate(-45deg); 
                   } 
                     /* モバイルメニュー オーバーレイ */  
                     .nav-links {  
                        display: flex;   
                         flex-direction: column; 
                           align-items: center;   
                            justify-content: center;   
                             gap: 40px;   
                              position: fixed; 
                                inset: 0;   
                                background: rgba(255, 255, 255, 0.97); 
                                   backdrop-filter: blur(12px);  
                                     z-index: 150;   
                                      opacity: 0; 
                                        pointer-events: none;  
                                          transition: opacity 0.3s;  
                                        }  .nav-links.is-open { 
                                             opacity: 1;   
                                              pointer-events: auto; 
                                              height: fit-content;
    padding: 100px 0;
                                             }  .nav-links a { 
                                                 font-size: 18px;  
                                                   letter-spacing: 0.12em;
                                                    }  .nav-links .nav-cta {  
                                                        font-size: 14px;   
                                                         padding: 12px 32px; 
                                                         }
}