/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
  color: #2d2d2d;
  background: #fff;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ===== CSS VARIABLES ===== */
:root {
  --navy: #1B2B4B;
  --navy-dark: #0f1c33;
  --navy-mid: #243659;
  --gold: #C8A96E;
  --gold-light: #dfc28f;
  --gold-dark: #a88545;
  --gray-bg: #F5F6F8;
  --gray-line: #E2E5EA;
  --text-main: #2d2d2d;
  --text-sub: #5a6070;
  --text-light: #8c9099;
  --white: #ffffff;
  --section-pad: clamp(60px, 8vw, 100px);
}

/* ===== UTILITY ===== */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.container--wide { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: var(--section-pad) 0; }
.section--gray { background: var(--gray-bg); }
.section--navy { background: var(--navy); color: var(--white); }
.section--navy-dark { background: var(--navy-dark); color: var(--white); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: 16px;
}
.section--navy .section-title,
.section--navy-dark .section-title { color: var(--white); }
.section-lead {
  font-size: clamp(0.9rem, 1.4vw, 1.05rem);
  color: var(--text-sub);
  max-width: 640px;
  line-height: 1.9;
}
.section--navy .section-lead,
.section--navy-dark .section-lead { color: rgba(255,255,255,0.75); }
.text-center { text-align: center; }
.text-center .section-lead { margin: 0 auto; }

/* Btn */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 4px;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn--primary {
  background: var(--gold);
  color: var(--navy-dark);
  border-color: var(--gold);
}
.btn--primary:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200,169,110,0.4);
}
.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}
.btn--outline-navy {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn--outline-navy:hover {
  background: var(--navy);
  color: var(--white);
}
.btn--lg { padding: 18px 44px; font-size: 1rem; }
.btn-arrow::after { content: '→'; }

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(15, 28, 51, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(200,169,110,0.2);
  transition: background 0.3s;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}
.site-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.site-logo__main {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.04em;
}
.site-logo__main span { color: var(--gold); }
.site-logo__sub {
  font-size: 0.6rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.14em;
  margin-top: 3px;
}
.gnav { display: flex; align-items: center; gap: 4px; }
.gnav__link {
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: 8px 14px;
  border-radius: 3px;
  letter-spacing: 0.05em;
  transition: color 0.2s, background 0.2s;
}
.gnav__link:hover { color: var(--gold); }
.gnav__link.active { color: var(--gold); }
.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 16px;
}
.header-cta .btn { padding: 10px 22px; font-size: 0.8rem; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--navy-dark);
  padding: 16px 0;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  padding: 14px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--gold); }

/* ===== PAGE HERO (sub-pages) ===== */
.page-hero {
  background: var(--navy-dark);
  padding: 140px 0 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,169,110,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,169,110,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 80% at 50% 50%, rgba(200,169,110,0.06) 0%, transparent 70%);
}
.page-hero__inner { position: relative; z-index: 2; }
.page-hero__label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.page-hero__title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.35;
  margin-bottom: 16px;
}
.page-hero__lead {
  font-size: clamp(0.88rem, 1.3vw, 1rem);
  color: rgba(255,255,255,0.6);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.9;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}
.breadcrumb a { color: rgba(255,255,255,0.5); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--gold); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy-dark);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 60% 50%, rgba(200,169,110,0.07) 0%, transparent 60%),
    linear-gradient(135deg, #0a1528 0%, #1B2B4B 50%, #0f1c33 100%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,169,110,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,169,110,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-accent {
  position: absolute;
  right: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(300px, 40vw, 580px);
  height: clamp(300px, 40vw, 580px);
  border-radius: 50%;
  border: 1px solid rgba(200,169,110,0.12);
  box-shadow: 0 0 80px rgba(200,169,110,0.06);
}
.hero-accent::before {
  content: '';
  position: absolute;
  inset: 40px;
  border-radius: 50%;
  border: 1px solid rgba(200,169,110,0.08);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 90px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--gold);
}
.hero-catch {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.35;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.hero-catch .accent { color: var(--gold); }
.hero-sub {
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  color: rgba(255,255,255,0.65);
  max-width: 540px;
  line-height: 1.95;
  margin-bottom: 44px;
}
.hero-cta { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.hero-cta-note {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  margin-top: 14px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 60px;
}
.hero-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(200,169,110,0.2);
  border-radius: 100px;
  padding: 8px 18px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.7);
}
.hero-badge span { color: var(--gold); font-weight: 700; }
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
}
.hero-scroll__bar {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollAnim 1.8s ease-in-out infinite;
}
@keyframes scrollAnim {
  0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
  50% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--navy-mid);
  border-bottom: 1px solid rgba(200,169,110,0.15);
  padding: 22px 0;
}
.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 32px;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.trust-item:last-child { border-right: none; }
.trust-item__icon { font-size: 1.1rem; }
.trust-item__text { font-size: 0.8rem; color: rgba(255,255,255,0.75); font-weight: 500; letter-spacing: 0.04em; }

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-img-box {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  border-radius: 8px;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.about-img-box::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    rgba(200,169,110,0.04) 0px,
    rgba(200,169,110,0.04) 1px,
    transparent 1px,
    transparent 8px
  );
}
.about-img-placeholder {
  text-align: center;
  color: rgba(255,255,255,0.3);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  position: relative;
  z-index: 1;
}
.about-img-placeholder__icon { font-size: 3rem; margin-bottom: 8px; opacity: 0.4; }
.about-deco {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 120px;
  height: 120px;
  border: 2px solid var(--gold);
  border-radius: 4px;
  opacity: 0.3;
}
.about-badge {
  position: absolute;
  top: -16px;
  left: -16px;
  background: var(--gold);
  color: var(--navy-dark);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 4px;
  letter-spacing: 0.08em;
  box-shadow: 0 4px 16px rgba(200,169,110,0.4);
}
.about-name-en {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.about-meaning {
  background: var(--gray-bg);
  border-left: 3px solid var(--gold);
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
  margin: 24px 0;
}
.about-meaning p {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.8;
}
.about-meaning strong { color: var(--navy); }
.area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.area-tag {
  background: var(--navy);
  color: var(--white);
  font-size: 0.75rem;
  padding: 5px 14px;
  border-radius: 100px;
  font-weight: 500;
}

/* ===== SERVICES ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 36px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(27,43,75,0.12);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card__icon {
  font-size: 2rem;
  margin-bottom: 20px;
  display: block;
}
.service-card__num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: 10px;
}
.service-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.4;
}
.service-card__desc {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.85;
  margin-bottom: 20px;
}
.service-card__price {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
  border-top: 1px solid var(--gray-line);
  padding-top: 14px;
}
.service-card__price span { color: var(--gold-dark); }
.services-note {
  margin-top: 32px;
  font-size: 0.8rem;
  color: var(--text-light);
  text-align: center;
}

/* ===== WHY CHOOSE ===== */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 56px;
}
.reason-card {
  display: flex;
  gap: 24px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(200,169,110,0.15);
  border-radius: 8px;
  padding: 32px 28px;
  transition: all 0.3s ease;
}
.reason-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(200,169,110,0.3);
}
.reason-card__num {
  font-family: 'Noto Serif JP', serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gold);
  opacity: 0.4;
  line-height: 1;
  flex-shrink: 0;
}
.reason-card__body {}
.reason-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.45;
}
.reason-card__desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.85;
}

/* ===== WORRIES / SOLVE ===== */
.solve-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-top: 56px;
}
.solve-col__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 20px;
  padding: 6px 16px;
  border-radius: 100px;
  display: inline-block;
}
.solve-col--before .solve-col__label {
  background: rgba(100,100,100,0.12);
  color: var(--text-sub);
}
.solve-col--after .solve-col__label {
  background: rgba(200,169,110,0.12);
  color: var(--gold-dark);
}
.solve-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-line);
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.6;
}
.solve-list li:last-child { border-bottom: none; }
.solve-icon { font-size: 1rem; flex-shrink: 0; margin-top: 2px; }

/* ===== CASES ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.case-card {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--gray-line);
  background: var(--white);
  transition: all 0.3s ease;
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(27,43,75,0.1);
}
.case-card__img {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.case-card__img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    rgba(255,255,255,0.02) 0px,
    rgba(255,255,255,0.02) 1px,
    transparent 1px,
    transparent 10px
  );
}
.case-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.case-card:hover .case-card__img img { transform: scale(1.04); }
.case-card__img-text {
  color: rgba(255,255,255,0.25);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-align: center;
  position: relative;
  z-index: 1;
}
.case-card__body { padding: 24px; }
.case-card__tag {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--gold-dark);
  background: rgba(200,169,110,0.1);
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 10px;
  display: inline-block;
}
.case-card__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.5;
}
.case-card__result {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.7;
}
.case-card__result strong { color: var(--navy); }
.cases-cta { text-align: center; margin-top: 44px; }

/* ===== FLOW ===== */
.flow-steps {
  display: flex;
  gap: 0;
  margin-top: 56px;
  position: relative;
}
.flow-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(10% + 32px);
  right: calc(10% + 32px);
  height: 2px;
  background: linear-gradient(to right, var(--gold), var(--gold-light), var(--gold));
  opacity: 0.3;
}
.flow-step {
  flex: 1;
  text-align: center;
  padding: 0 12px;
  position: relative;
}
.flow-step__num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--navy);
  border: 2px solid var(--gold);
  color: var(--gold);
  font-family: 'Noto Serif JP', serif;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.flow-step__title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.flow-step__desc {
  font-size: 0.78rem;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ===== COMPANY INFO ===== */
.company-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 40px;
  font-size: 0.88rem;
}
.company-table tr { border-bottom: 1px solid var(--gray-line); }
.company-table th {
  padding: 18px 0;
  text-align: left;
  width: 180px;
  color: var(--navy);
  font-weight: 700;
  vertical-align: top;
  padding-right: 24px;
}
.company-table td {
  padding: 18px 0;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ===== NEWS ===== */
.news-list { margin-top: 40px; }
.news-item {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--gray-line);
  transition: opacity 0.2s;
}
.news-item:hover { opacity: 0.75; }
.news-item:last-child { border-bottom: none; }
.news-item__date {
  font-size: 0.8rem;
  color: var(--text-light);
  flex-shrink: 0;
  padding-top: 2px;
  min-width: 90px;
}
.news-item__tag {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 100px;
  flex-shrink: 0;
}
.news-item__tag--info { background: rgba(27,43,75,0.08); color: var(--navy); }
.news-item__tag--news { background: rgba(200,169,110,0.12); color: var(--gold-dark); }
.news-item__title {
  font-size: 0.9rem;
  color: var(--text-main);
  line-height: 1.55;
}

/* ===== FAQ ===== */
.faq-list { margin-top: 56px; max-width: 800px; margin-left: auto; margin-right: auto; }
.faq-item {
  border-bottom: 1px solid var(--gray-line);
}
.faq-question {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 0;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  position: relative;
}
.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--gold);
  margin-left: auto;
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-q-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy-dark);
  font-size: 0.75rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.faq-answer {
  display: none;
  padding: 0 0 24px 44px;
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.9;
}
.faq-item.open .faq-answer { display: block; }

/* ===== CTA SECTION ===== */
.cta-section {
  padding: clamp(80px, 10vw, 120px) 0;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 60%, var(--navy-mid) 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(200,169,110,0.08) 0%, transparent 60%);
}
.cta-inner { position: relative; z-index: 2; text-align: center; }
.cta-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 20px;
}
.cta-lead {
  font-size: clamp(0.88rem, 1.2vw, 1rem);
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.9;
}
.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 40px;
}
.cta-sns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.cta-sns-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.08em;
}
.sns-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 4px;
  font-size: 0.82rem;
  font-weight: 700;
  transition: all 0.25s;
}
.sns-btn--line { background: #06C755; color: #fff; }
.sns-btn--line:hover { background: #05b34d; transform: translateY(-2px); }
.sns-btn--instagram { background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); color: #fff; }
.sns-btn--instagram:hover { opacity: 0.9; transform: translateY(-2px); }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.65);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand__logo {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.footer-brand__logo span { color: var(--gold); }
.footer-brand__tagline {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.12em;
  margin-bottom: 20px;
}
.footer-brand__desc { font-size: 0.82rem; line-height: 1.85; margin-bottom: 24px; }
.footer-col__title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(200,169,110,0.2);
}
.footer-col__links { display: flex; flex-direction: column; gap: 10px; }
.footer-col__links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  transition: color 0.2s;
}
.footer-col__links a:hover { color: var(--gold); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.4); }
.footer-bottom a:hover { color: var(--gold); }

/* ===== FLOATING CTA ===== */
.floating-cta {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.floating-cta a {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  transition: all 0.25s;
}
.floating-cta a:hover { transform: scale(1.1); }
.float-line { background: #06C755; }
.float-insta { background: linear-gradient(135deg, #f09433, #cc2366); }
.float-contact { background: var(--gold); font-size: 1rem; font-weight: 700; color: var(--navy-dark); width: auto; height: auto; border-radius: 100px; padding: 0 20px; height: 48px; }

/* ===== CONTACT FORM ===== */
.contact-section { padding: var(--section-pad) 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 64px;
  align-items: start;
  margin-top: 56px;
}
.form-group { margin-bottom: 24px; }
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.form-label .required {
  display: inline-block;
  font-size: 0.68rem;
  background: var(--gold);
  color: var(--navy-dark);
  padding: 1px 7px;
  border-radius: 3px;
  margin-left: 6px;
  font-weight: 700;
  vertical-align: middle;
}
.form-label .optional {
  display: inline-block;
  font-size: 0.68rem;
  background: var(--gray-bg);
  color: var(--text-light);
  border: 1px solid var(--gray-line);
  padding: 1px 7px;
  border-radius: 3px;
  margin-left: 6px;
  font-weight: 500;
  vertical-align: middle;
}
.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--text-main);
  background: var(--white);
  border: 1.5px solid var(--gray-line);
  border-radius: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.form-input:focus,
.form-textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(200,169,110,0.12);
}
.form-textarea {
  resize: vertical;
  min-height: 180px;
  line-height: 1.8;
}
.form-note {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 6px;
}
.form-privacy {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-bottom: 28px;
  cursor: pointer;
  line-height: 1.6;
}
.form-privacy input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--gold);
  cursor: pointer;
}
.form-privacy a { color: var(--navy); text-decoration: underline; }
.form-submit { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.form-submit-note { font-size: 0.75rem; color: var(--text-light); }

.contact-info-box {
  background: var(--navy-dark);
  border-radius: 12px;
  padding: 36px 32px;
  color: var(--white);
  position: sticky;
  top: 96px;
}
.contact-info-box__title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.contact-info-box__lead {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.85;
  margin-bottom: 28px;
}
.contact-info-list { display: flex; flex-direction: column; gap: 18px; margin-bottom: 28px; }
.contact-info-item { display: flex; align-items: flex-start; gap: 12px; }
.contact-info-item__icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.contact-info-item__label {
  font-size: 0.68rem;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.contact-info-item__text { font-size: 0.82rem; color: rgba(255,255,255,0.72); line-height: 1.65; }
.contact-divider { border: none; border-top: 1px solid rgba(255,255,255,0.1); margin: 24px 0; }
.contact-sns-links { display: flex; flex-direction: column; gap: 10px; }
.contact-sns-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  transition: all 0.25s;
}
.contact-sns-link--line { background: #06C755; color: #fff; }
.contact-sns-link--line:hover { background: #05b34d; transform: translateY(-1px); }
.contact-sns-link--instagram { background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); color: #fff; }
.contact-sns-link--instagram:hover { opacity: 0.9; transform: translateY(-1px); }
.contact-success {
  display: none;
  background: rgba(200,169,110,0.08);
  border: 1.5px solid var(--gold);
  border-radius: 8px;
  padding: 24px 28px;
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--navy);
  line-height: 1.8;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-grid { gap: 48px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-steps { flex-wrap: wrap; gap: 40px; }
  .flow-steps::before { display: none; }
  .flow-step { flex: calc(50% - 24px); min-width: 140px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-info-box { position: static; max-width: 520px; }
}

@media (max-width: 768px) {
  .gnav { display: none; }
  .header-cta { display: none; }
  .hamburger { display: flex; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr; }
  .reasons-grid { grid-template-columns: 1fr; }
  .solve-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-catch { font-size: clamp(1.6rem, 6vw, 2.4rem); }
  .trust-item { padding: 8px 16px; }
  .flow-step { flex: calc(100% - 0px); }
  .floating-cta { bottom: 16px; right: 16px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .trust-bar-inner { flex-direction: column; gap: 4px; }
  .trust-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .trust-item:last-child { border-bottom: none; }
  .hero-badges { display: none; }
  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn { text-align: center; }
}