/* ===== Google Fonts ===== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700;900&family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: #333333;
  background: #ffffff;
  line-height: 1.8;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ===== Variables ===== */
:root {
  --red: #d32f2f;
  --red-dark: #c62828;
  --black: #1a1a1a;
  --gray-light: #f5f5f5;
  --text: #333333;
  --white: #ffffff;
  --max-width: 1200px;
}

/* ===== Utility ===== */
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 6px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: opacity .2s, transform .15s;
  text-align: center;
}
.btn:hover { opacity: .85; transform: translateY(-2px); }
.btn-red { background: var(--red); color: #fff; }
.btn-white { background: #fff; color: var(--red); }
.btn-outline { background: transparent; color: #fff; border: 2px solid #fff; }

/* ===== Section Title ===== */
.sec-title {
  position: relative;
  text-align: center;
  margin-bottom: 56px;
}
.sec-title .en {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(48px, 10vw, 96px);
  color: inherit;
  opacity: .08;
  letter-spacing: .04em;
  line-height: 1;
  text-transform: uppercase;
  user-select: none;
}
.sec-title .ja {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: clamp(22px, 4vw, 34px);
  white-space: nowrap;
  letter-spacing: .08em;
}
.sec-title .sub {
  display: block;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: .12em;
  margin-top: 8px;
  opacity: .7;
}

/* dark section title */
.sec-dark .sec-title .ja { color: #fff; }
.sec-dark .sec-title .sub { color: rgba(255,255,255,.7); }

/* ===== Header ===== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,.08);
  height: 64px;
  display: flex;
  align-items: center;
}
#header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.header-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: 18px;
  color: var(--black);
  letter-spacing: .06em;
}
.header-logo .logo-badge {
  width: 36px; height: 36px;
  background: var(--red);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 16px;
}
.header-nav { display: none; }
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-tel {
  display: none;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--black);
}
.header-tel span { font-size: 11px; display: block; font-family: 'Noto Sans JP', sans-serif; font-weight: 400; color: #777; letter-spacing: .04em; }
.header-cta { display: none; }
.header-sns { display: flex; align-items: center; gap: 8px; }
.header-sns a { color: #888; font-size: 16px; transition: color .2s; }
.header-sns a:hover { color: var(--red); }

/* Hamburger */
.hamburger {
  width: 40px; height: 40px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span {
  display: block; width: 26px; height: 2px;
  background: var(--black); border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobile Menu */
#mobile-menu {
  position: fixed;
  top: 64px; left: 0; right: 0; bottom: 0;
  background: var(--black);
  z-index: 999;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  padding-top: 20px;
  gap: 0;
  transform: translateX(100%);
  transition: transform .35s cubic-bezier(.77,0,.175,1);
}
#mobile-menu.open { transform: translateX(0); }
#mobile-menu a {
  display: block;
  width: 100%;
  text-align: center;
  padding: 22px 0;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.08);
  letter-spacing: .1em;
  transition: color .2s;
}
#mobile-menu a:first-child { border-top: 1px solid rgba(255,255,255,.08); }
#mobile-menu a:hover, #mobile-menu a.active { color: var(--red); }
#mobile-menu .m-tel {
  margin-top: 32px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: #fff;
}

@media (min-width: 1024px) {
  .hamburger { display: none; }
  #mobile-menu { display: none !important; }
  .header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
  }
  .header-nav a {
    font-size: 14px;
    font-weight: 700;
    color: var(--black);
    letter-spacing: .06em;
    position: relative;
    padding-bottom: 4px;
  }
  .header-nav a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 2px;
    background: var(--red);
    transition: width .25s;
  }
  .header-nav a:hover::after, .header-nav a.active::after { width: 100%; }
  .header-nav a.active { color: var(--red); }
  .header-tel { display: block; }
  .header-cta { display: inline-block; padding: 10px 20px; font-size: 13px; }
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  background: var(--gray-light);
  padding: 12px 0;
  margin-top: 64px;
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 12px;
  color: #888;
}
.breadcrumb ol li { display: flex; align-items: center; gap: 4px; }
.breadcrumb ol li:not(:last-child)::after { content: '>'; }
.breadcrumb ol a:hover { color: var(--red); }
.breadcrumb ol li:last-child { color: var(--text); font-weight: 500; }

/* ===== Page Header ===== */
.page-header {
  margin-top: 64px;
  background: var(--black);
  padding: 60px 0 50px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header .bg-en {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(60px, 15vw, 140px);
  color: #fff;
  opacity: .04;
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: .04em;
}
.page-header h1 {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: clamp(26px, 5vw, 40px);
  color: #fff;
  letter-spacing: .1em;
  position: relative;
  z-index: 1;
}
.page-header .page-header-sub {
  font-size: 13px;
  color: rgba(255,255,255,.6);
  letter-spacing: .12em;
  margin-top: 8px;
  position: relative;
  z-index: 1;
}

/* ===== Hero / Slider ===== */
.hero {
  position: relative;
  height: 85vh;
  min-height: 500px;
  overflow: hidden;
  margin-top: 64px;
}
.slider-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform .8s cubic-bezier(.77,0,.175,1);
}
.slide {
  min-width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}
.slide img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.slide-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.35);
}
.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 10;
  width: 90%;
  max-width: 800px;
}
.hero-content .catch {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: clamp(28px, 5.5vw, 56px);
  color: #fff;
  text-shadow: 0 2px 20px rgba(0,0,0,.6);
  line-height: 1.35;
  letter-spacing: .06em;
}
.hero-content .catch em {
  font-style: normal;
  color: #ff6b6b;
}
.hero-content .sub {
  font-size: clamp(14px, 2vw, 18px);
  color: rgba(255,255,255,.92);
  margin-top: 16px;
  text-shadow: 0 1px 8px rgba(0,0,0,.5);
  letter-spacing: .1em;
}
.slider-btn {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  z-index: 20;
  width: 48px; height: 48px;
  background: rgba(255,255,255,.15);
  border: 2px solid rgba(255,255,255,.5);
  border-radius: 50%;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
  backdrop-filter: blur(4px);
}
.slider-btn:hover { background: rgba(255,255,255,.3); }
.slider-prev { left: 16px; }
.slider-next { right: 16px; }
.slider-dots {
  position: absolute;
  bottom: 96px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 8px;
  z-index: 20;
}
.slider-dots .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  cursor: pointer;
  transition: background .2s, transform .2s;
}
.slider-dots .dot.active { background: #fff; transform: scale(1.4); }

/* Hero CTA Bar */
.hero-cta-bar {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: var(--red);
  z-index: 20;
  padding: 0;
}
.hero-cta-bar .inner {
  display: flex;
  justify-content: center;
  align-items: stretch;
  max-width: var(--max-width);
  margin: 0 auto;
}
.hero-cta-bar .cta-item {
  flex: 1;
  max-width: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 20px;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .06em;
  border-right: 1px solid rgba(255,255,255,.2);
  transition: background .2s;
  cursor: pointer;
}
.hero-cta-bar .cta-item:last-child { border-right: none; }
.hero-cta-bar .cta-item:hover { background: rgba(255,255,255,.1); }
.hero-cta-bar .cta-item .icon { font-size: 20px; flex-shrink: 0; }
.hero-cta-bar .cta-item .cta-text { text-align: left; line-height: 1.35; }
@media (max-width: 480px) {
  .hero-cta-bar .cta-item {
    padding: 12px 6px;
    font-size: 12px;
    gap: 6px;
    letter-spacing: 0;
  }
  .hero-cta-bar .cta-item .icon { font-size: 16px; }
}
@media (max-width: 400px) {
  .hero-cta-bar .cta-item {
    padding: 10px 4px;
    font-size: 11px;
    gap: 4px;
  }
  .hero-cta-bar .cta-item .icon { font-size: 14px; }
}
@media (max-width: 350px) {
  .slider-btn { width: 28px; height: 28px; font-size: 14px; }
  .slider-prev { left: 4px; }
  .slider-next { right: 4px; }
  .hero-content { padding: 0 40px; }
  .hero-content .catch { font-size: 24px; }
}

/* ===== Sections ===== */
.sec { padding: 96px 0; }
.sec-dark {
  background: var(--black);
  color: #fff;
}
.sec-gray { background: var(--gray-light); }

/* ===== Events ===== */
.events-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.event-card {
  background: #fff;
  border-left: 4px solid var(--red);
  padding: 20px 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}
.event-card .tag {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  letter-spacing: .08em;
  margin-bottom: 10px;
}
.event-card h3 { font-weight: 900; font-size: 17px; margin-bottom: 6px; color: var(--black); }
.event-card .meta { font-size: 13px; color: #888; margin-bottom: 8px; }
.event-card p { font-size: 14px; line-height: 1.7; color: #555; }

/* ===== Concept Short ===== */
.concept-short-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.concept-short-img img {
  width: 100%; height: 280px;
  object-fit: cover;
  border-radius: 4px;
}
.concept-short-text .label {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 3px;
  letter-spacing: .1em;
  margin-bottom: 16px;
}
.concept-short-text h2 {
  font-weight: 900;
  font-size: clamp(20px, 4vw, 30px);
  line-height: 1.4;
  color: #fff;
  margin-bottom: 16px;
}
.concept-short-text p { font-size: 15px; line-height: 1.9; color: rgba(255,255,255,.85); }

/* ===== Works Grid ===== */
.works-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}
.work-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.work-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s;
}
.work-card:hover img { transform: scale(1.06); }
.work-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity .3s;
}
.work-card:hover .work-overlay { opacity: 1; }
.work-overlay .work-cat {
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  margin-bottom: 8px;
  letter-spacing: .08em;
}
.work-overlay h3 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.work-overlay .work-area { color: rgba(255,255,255,.8); font-size: 13px; }

/* ===== Reasons ===== */
.reasons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.reason-card { text-align: center; padding: 32px 20px; }
.reason-card .num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(48px, 10vw, 72px);
  color: var(--red);
  line-height: 1;
  margin-bottom: 4px;
  position: relative;
  display: inline-block;
}
.reason-card .num::after {
  content: '';
  display: block;
  width: 48px; height: 4px;
  background: var(--red);
  margin: 12px auto 0;
  border-radius: 2px;
}
.reason-card h3 { font-weight: 900; font-size: 18px; margin: 16px 0 10px; }
.reason-card p { font-size: 14px; line-height: 1.8; color: #666; }

/* ===== Voices ===== */
.voices-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.voice-card {
  background: #fff;
  border-top: 4px solid var(--red);
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
}
.voice-card-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.voice-card-top img {
  width: 64px; height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.voice-info .name { font-weight: 700; font-size: 16px; color: var(--black); }
.voice-info .tag { font-size: 12px; color: var(--red); font-weight: 700; margin-top: 2px; }
.voice-card blockquote { font-size: 14px; line-height: 1.85; color: #333; font-style: normal; }

/* ===== Modelhouse ===== */
.modelhouse-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.modelhouse-img img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 4px;
}
.modelhouse-info h3 {
  font-size: 24px;
  font-weight: 900;
  color: var(--black);
  margin-bottom: 16px;
}
.modelhouse-info table { width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 20px; }
.modelhouse-info td { padding: 10px 0; border-bottom: 1px solid #eee; }
.modelhouse-info td:first-child { width: 100px; font-weight: 700; color: #888; }

/* ===== CTA Section ===== */
.cta-sec {
  background: var(--black);
  padding: 96px 0;
  text-align: center;
}
.cta-sec h2 {
  font-weight: 900;
  font-size: clamp(22px, 4vw, 36px);
  color: #fff;
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.cta-sec p { font-size: 15px; color: rgba(255,255,255,.75); margin-bottom: 40px; }
.cta-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.cta-tel {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 32px;
  color: #fff;
  margin-bottom: 24px;
}
.cta-tel a { color: #fff; }
.cta-tel span { font-size: 13px; font-family: 'Noto Sans JP', sans-serif; display: block; color: rgba(255,255,255,.6); margin-top: 4px; }

/* ===== Footer ===== */
#footer {
  background: var(--black);
  color: rgba(255,255,255,.75);
  padding: 56px 0 24px;
  border-top: 1px solid rgba(255,255,255,.05);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo-area .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 18px;
  color: #fff;
  margin-bottom: 16px;
}
.footer-logo .logo-badge {
  width: 32px; height: 32px;
  background: var(--red);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 14px;
}
.footer-logo-area address { font-style: normal; font-size: 13px; line-height: 1.8; color: #e0e0e0; }
.footer-logo-area .footer-tel {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: #fff;
  margin: 10px 0 4px;
}
.footer-nav h4 { font-size: 12px; letter-spacing: .15em; color: rgba(255,255,255,.65); margin-bottom: 12px; }
.footer-nav ul { display: flex; flex-direction: column; gap: 8px; }
.footer-nav ul li a { font-size: 14px; color: #e0e0e0; transition: color .2s; }
.footer-nav ul li a:hover { color: var(--red); }
.footer-sns { display: flex; gap: 12px; margin-top: 16px; }
.footer-sns a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.85);
  font-size: 16px;
  transition: all .2s;
}
.footer-sns a:hover { border-color: var(--red); color: var(--red); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 20px;
  font-size: 12px;
  color: rgba(255,255,255,.5);
  text-align: center;
}

/* ===== Fixed Footer Bar (SP) ===== */
#sp-footer-bar {
  display: flex;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 900;
  height: 60px;
  background: var(--red);
}
#sp-footer-bar a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-weight: 700;
  font-size: 14px;
  color: #fff;
  letter-spacing: .04em;
  border-right: 1px solid rgba(255,255,255,.25);
  transition: background .2s;
}
#sp-footer-bar a:last-child { border-right: none; background: #fff; color: var(--red); }
#sp-footer-bar a:hover { background: rgba(255,255,255,.1); }
#sp-footer-bar a:last-child:hover { background: var(--gray-light); }
body { padding-bottom: 60px; }

@media (min-width: 768px) {
  .events-grid { grid-template-columns: repeat(2, 1fr); }
  .reasons-grid { grid-template-columns: repeat(3, 1fr); }
  .voices-grid { grid-template-columns: repeat(2, 1fr); }
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-buttons { flex-direction: row; justify-content: center; }
  .concept-short-inner { grid-template-columns: 1fr 1fr; }
  .modelhouse-inner { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  #sp-footer-bar { display: none; }
  body { padding-bottom: 0; }
  .events-grid { grid-template-columns: repeat(3, 1fr); }
  .works-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
  .slider-btn { width: 56px; height: 56px; font-size: 24px; }
  .slider-prev { left: 32px; }
  .slider-next { right: 32px; }
}
@media (max-width: 1023px) {
  .footer-logo-area { text-align: center; }
  .footer-logo-area .footer-logo { justify-content: center; }
  .footer-sns { justify-content: center; }
  .footer-nav { text-align: center; }
}

/* ===== Scroll Fade-in ===== */
.fade-in {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Works Page ===== */
.works-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
  justify-content: center;
}
.filter-btn {
  padding: 8px 20px;
  border-radius: 4px;
  border: 2px solid #ddd;
  background: #fff;
  color: #666;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s;
  letter-spacing: .06em;
}
.filter-btn.active, .filter-btn:hover { border-color: var(--red); color: var(--red); }
.works-full-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.work-detail-card { background: #fff; box-shadow: 0 4px 20px rgba(0,0,0,.07); overflow: hidden; border-radius: 4px; }
.work-detail-card .main-img { width: 100%; height: 260px; object-fit: cover; }
.work-sub-imgs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 4px 0 0;
}
.work-sub-imgs img { width: 100%; height: 100px; object-fit: cover; }
.work-detail-info { padding: 24px; }
.work-detail-info .cat-badge {
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  display: inline-block;
  margin-bottom: 10px;
  letter-spacing: .08em;
}
.work-detail-info h3 { font-size: 20px; font-weight: 900; color: var(--black); margin-bottom: 8px; }
.work-detail-info .specs {
  display: flex; flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: #888; margin-bottom: 12px;
}
.work-detail-info p { font-size: 14px; line-height: 1.8; color: #555; }

@media (min-width: 768px) {
  .works-full-grid { grid-template-columns: repeat(2, 1fr); }
  .work-detail-card .main-img { height: 220px; }
}
@media (min-width: 1024px) {
  .works-full-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ===== Concept Page ===== */
.concept-hero {
  position: relative;
  height: 400px;
  overflow: hidden;
}
.concept-hero img { width: 100%; height: 100%; object-fit: cover; }
.concept-hero .overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; text-align: center;
}
.concept-hero h1 { color: #fff; font-size: clamp(24px,5vw,44px); font-weight: 900; letter-spacing: .1em; }
.concept-philosophy { max-width: 800px; margin: 0 auto; }
.concept-philosophy h2 { font-size: clamp(20px,4vw,30px); font-weight: 900; color: var(--black); margin-bottom: 20px; line-height: 1.4; }
.concept-philosophy p { font-size: 15px; line-height: 2; color: #555; margin-bottom: 16px; }
.strength-cards { display: grid; grid-template-columns: 1fr; gap: 24px; }
.strength-card {
  background: #fff;
  padding: 32px 28px;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
  border-top: 4px solid var(--red);
}
.strength-card .num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 48px;
  color: var(--red);
  opacity: .15;
  line-height: 1;
  margin-bottom: -8px;
}
.strength-card h3 { font-size: 20px; font-weight: 900; color: var(--black); margin-bottom: 10px; }
.strength-card p { font-size: 14px; line-height: 1.85; color: #555; }
.material-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.material-item { display: flex; gap: 16px; align-items: flex-start; }
.material-item .icon { font-size: 28px; flex-shrink: 0; }
.material-item h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.material-item p { font-size: 13px; line-height: 1.7; color: #e0e0e0; }
.perf-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.perf-card { text-align: center; padding: 28px 16px; background: #fff; border-radius: 4px; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.perf-card .perf-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 40px;
  color: var(--red);
  line-height: 1;
}
.perf-card .perf-unit { font-size: 14px; font-weight: 700; color: #888; }
.perf-card h4 { font-size: 14px; font-weight: 700; color: var(--black); margin-top: 8px; }
.flow-steps { display: flex; flex-direction: column; gap: 0; }
.flow-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  position: relative;
}
.flow-step:last-child { border-bottom: none; }
.step-num {
  width: 56px; height: 56px;
  background: var(--red);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 20px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.step-content h3 { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.step-content p { font-size: 13px; color: rgba(255,255,255,.7); line-height: 1.7; }

@media (min-width: 768px) {
  .strength-cards { grid-template-columns: repeat(3, 1fr); }
  .material-grid { grid-template-columns: repeat(2, 1fr); }
  .perf-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ===== Company Page ===== */
.greeting-inner { display: grid; grid-template-columns: 1fr; gap: 40px; }
.greeting-img img { width: 100%; height: 320px; object-fit: cover; object-position: top; border-radius: 4px; }
.greeting-text .title-label {
  background: var(--red); color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 4px 12px; border-radius: 3px;
  letter-spacing: .1em; display: inline-block; margin-bottom: 16px;
}
.greeting-text h2 { font-size: clamp(20px,4vw,28px); font-weight: 900; color: var(--black); margin-bottom: 20px; line-height: 1.4; }
.greeting-text p { font-size: 15px; line-height: 2; color: #555; margin-bottom: 12px; }
.greeting-text .name { font-size: 17px; font-weight: 700; color: var(--black); margin-top: 20px; }
.greeting-text .name span { font-size: 13px; font-weight: 400; color: #888; display: block; margin-top: 2px; }
.staff-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.staff-card { text-align: center; }
.staff-card img { width: 100%; aspect-ratio: 1; object-fit: cover; object-position: top; border-radius: 4px; margin-bottom: 14px; }
.staff-card .s-name { font-size: 17px; font-weight: 700; color: var(--black); }
.staff-card .s-role { font-size: 12px; color: var(--red); font-weight: 700; margin: 4px 0 8px; letter-spacing: .08em; }
.staff-card .s-comment { font-size: 13px; color: #555; line-height: 1.7; }
.company-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.company-table tr { border-bottom: 1px solid #eee; }
.company-table th { text-align: left; padding: 14px 16px; width: 140px; font-weight: 700; color: #888; background: var(--gray-light); }
.company-table td { padding: 14px 16px; color: var(--text); }
.map-wrap { width: 100%; height: 360px; border-radius: 4px; overflow: hidden; }
.map-wrap iframe { width: 100%; height: 100%; border: 0; }
.access-info { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 32px; }
.access-item { display: flex; gap: 12px; align-items: flex-start; }
.access-item .icon { font-size: 20px; flex-shrink: 0; color: var(--red); }
.access-item h4 { font-size: 14px; font-weight: 700; color: var(--black); margin-bottom: 2px; }
.access-item p { font-size: 13px; color: #555; line-height: 1.7; }
.area-list { display: flex; flex-wrap: wrap; gap: 8px; }
.area-tag { padding: 6px 16px; background: var(--gray-light); border-radius: 3px; font-size: 13px; font-weight: 500; color: #555; border: 1px solid #ddd; }

@media (min-width: 768px) {
  .greeting-inner { grid-template-columns: 1fr 1.5fr; }
  .staff-grid { grid-template-columns: repeat(4, 1fr); }
  .access-info { grid-template-columns: repeat(2, 1fr); }
}

/* ===== Contact Page ===== */
.contact-methods { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 56px; }
.contact-method {
  background: #fff;
  border-top: 4px solid var(--red);
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}
.contact-method .icon { font-size: 32px; margin-bottom: 12px; }
.contact-method h3 { font-size: 18px; font-weight: 700; color: var(--black); margin-bottom: 8px; }
.contact-method p { font-size: 13px; color: #666; line-height: 1.7; }
.contact-tel-box { background: var(--black); padding: 40px; text-align: center; border-radius: 4px; margin-bottom: 48px; }
.contact-tel-box .num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(32px, 6vw, 52px);
  color: #fff;
  margin: 8px 0;
}
.contact-tel-box .num a { color: #fff; }
.contact-tel-box p { color: rgba(255,255,255,.6); font-size: 13px; }
.contact-form-wrap {
  max-width: 720px;
  margin: 0 auto;
  background: #fff;
  padding: 40px 28px;
  box-shadow: 0 4px 24px rgba(0,0,0,.07);
}
.form-group { margin-bottom: 24px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 8px;
}
.form-group label .req {
  color: var(--red);
  font-size: 11px;
  margin-left: 6px;
  font-weight: 700;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #ddd;
  border-radius: 4px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 15px;
  color: var(--text);
  background: #fff;
  transition: border-color .2s;
}
.form-group input[type="radio"] { width: auto; padding: 0; border: none; background: none; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--red);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-radio-group { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.form-radio-group label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 400; cursor: pointer;
  white-space: nowrap;
}
.form-submit-wrap { text-align: center; margin-top: 32px; }
.form-submit-wrap .btn { min-width: 240px; padding: 16px 40px; font-size: 16px; }

@media (min-width: 768px) {
  .contact-methods { grid-template-columns: repeat(3, 1fr); }
  .contact-form-wrap { padding: 56px 56px; }
}
@media (max-width: 480px) {
  .form-radio-group { flex-direction: column; align-items: flex-start; }
}