/* ============================================================
   Starting Point - Real Estate Consulting
   Main Stylesheet
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --crimson: #8B0032;
  --crimson-dark: #6B0025;
  --crimson-light: #A50038;
  --crimson-pale: #f5e6ec;
  --gold: #C8964C;
  --gold-dark: #a87a3a;
  --white: #FFFFFF;
  --off-white: #F8F8F8;
  --light-gray: #F2F2F2;
  --mid-gray: #999999;
  --dark-gray: #444444;
  --text-main: #1A1A1A;
  --text-sub: #555555;
  --border: #e0e0e0;
  --shadow: 0 8px 40px rgba(0,0,0,0.12);
  --shadow-sm: 0 4px 20px rgba(0,0,0,0.08);
  --transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-ja: 'Noto Sans JP', sans-serif;
  --font-en-serif: 'Playfair Display', serif;
  --font-en-sans: 'Raleway', sans-serif;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-ja);
  color: var(--text-main);
  background: var(--white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ---------- Utility ---------- */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 40px;
}

.section-padding {
  padding: 100px 0;
}

.bg-light {
  background: var(--off-white);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  font-family: var(--font-en-sans);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--crimson);
  color: var(--white);
  border-color: var(--crimson);
}

.btn-primary:hover {
  background: var(--crimson-dark);
  border-color: var(--crimson-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(139,0,50,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.7);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}

.btn-gold:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(200,150,76,0.4);
}

.btn-large {
  padding: 18px 48px;
  font-size: 1rem;
}

.btn-primary-sm {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: transparent;
  color: var(--crimson);
  border: 2px solid var(--crimson);
  font-family: var(--font-en-sans);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 24px;
}

.btn-primary-sm:hover {
  background: var(--crimson);
  color: var(--white);
  transform: translateX(4px);
}

/* ---------- Section Headers ---------- */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label-en {
  display: block;
  font-family: var(--font-en-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--crimson);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-title-ja {
  font-family: var(--font-ja);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.section-line {
  width: 48px;
  height: 3px;
  background: var(--gold);
  margin: 16px auto;
  border-radius: 2px;
}

.section-desc {
  font-size: 0.95rem;
  color: var(--text-sub);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.9;
}

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* ---------- Hero Animation Classes ---------- */
.animate-fade-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s ease forwards;
}

.animate-fade-up.delay-1 { animation-delay: 0.3s; }
.animate-fade-up.delay-2 { animation-delay: 0.6s; }
.animate-fade-up.delay-3 { animation-delay: 0.9s; }

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

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 0;
}

.site-header.scrolled {
  background: rgba(255,255,255,0.98);
  box-shadow: 0 2px 24px rgba(0,0,0,0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 40px;
  height: 80px;
}

.header-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 4px;
}

.logo-text {
  font-family: var(--font-en-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--crimson);
  letter-spacing: 0.05em;
  transition: color 0.3s;
}

.site-header.scrolled .logo-text {
  color: var(--crimson);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-family: var(--font-en-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--white);
  padding: 8px 16px;
  border-radius: 2px;
  transition: var(--transition);
  position: relative;
}

.site-header.scrolled .nav-link {
  color: var(--text-main);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--crimson);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-contact {
  background: var(--crimson);
  color: var(--white) !important;
  padding: 8px 20px;
}

.nav-contact:hover {
  background: var(--crimson-dark);
}

.nav-contact::after {
  display: none;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  border-radius: 1px;
}

.site-header.scrolled .hamburger span {
  background: var(--text-main);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 680px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #1a0010; /* 動画ロード中のフラッシュ防止 */
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* ----- 動画背景 ----- */
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  z-index: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero-video.loaded {
  opacity: 1;
}

/* ----- フォールバック静止画 ----- */
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.05);
  transition: transform 8s ease;
  z-index: 0;
}

.hero.loaded .hero-bg-img {
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(26, 26, 26, 0.72) 0%,
    rgba(107, 0, 37, 0.72) 45%,
    rgba(107, 0, 37, 0.82) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
  max-width: 900px;
  margin: 0 auto;
}

.hero-label {
  font-family: var(--font-en-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 24px;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-en-serif);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-sub {
  font-family: var(--font-ja);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.85);
  margin-bottom: 48px;
  letter-spacing: 0.1em;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
  animation: float 2.5s ease-in-out infinite;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, transparent, var(--gold));
}

.scroll-text {
  font-family: var(--font-en-sans);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.6);
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--crimson);
  padding: 48px 40px;
}

.stats-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.stat-item {
  flex: 1;
  text-align: center;
  padding: 12px 20px;
}

.stat-number {
  font-family: var(--font-en-sans);
  font-size: 3rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.stat-unit {
  font-family: var(--font-en-sans);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--gold);
  vertical-align: top;
  margin-top: 4px;
  display: inline-block;
}

.stat-label {
  font-family: var(--font-ja);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.75);
  margin-top: 8px;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,0.25);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  background: var(--white);
}

.about-body {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: center;
}

.about-text-side {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* About logo */
.about-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 32px;
  background: transparent;
}

.about-logo-img {
  width: 280px;
  height: 280px;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(139,0,50,0.15));
  transition: transform 0.4s ease;
}

.about-logo-img:hover {
  transform: scale(1.04);
}

.about-heading {
  font-family: var(--font-en-serif);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.about-heading em {
  font-style: italic;
  color: var(--crimson);
}

.about-heading::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 10px;
  width: 4px;
  height: 80%;
  background: var(--gold);
  border-radius: 2px;
}

.about-lead {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.9;
  color: var(--text-main);
  margin-bottom: 20px;
}

.about-body-text {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 2;
  margin-bottom: 16px;
}

/* ============================================================
   PHILOSOPHY
   ============================================================ */
.philosophy {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.philosophy-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.philosophy-bg-img {
  width: 100%;
  height: 130%; /* パララックス用に高めに設定 */
  object-fit: cover;
  object-position: center;
  transform: translateY(0);
  will-change: transform;
}

.philosophy-overlay {
  position: absolute;
  inset: 0;
  background: rgba(107, 0, 37, 0.82);
}

.philosophy-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
}

.philosophy-quote {
  font-family: var(--font-en-serif);
  font-size: clamp(1.5rem, 4vw, 2.6rem);
  font-style: italic;
  color: var(--white);
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.2);
}

.philosophy-text {
  font-family: var(--font-ja);
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.2em;
}

/* ============================================================
   SERVICE
   ============================================================ */
.service {
  background: var(--off-white);
}

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

.service-card {
  background: var(--white);
  border-radius: 4px;
  padding: 44px 36px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  border-bottom: 3px solid transparent;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--crimson-pale) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(139,0,50,0.12);
  border-bottom-color: var(--crimson);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card-icon {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 56px;
  background: var(--crimson-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: var(--transition);
}

.service-card-icon i {
  font-size: 1.4rem;
  color: var(--crimson);
  transition: var(--transition);
}

.service-card:hover .service-card-icon {
  background: var(--crimson);
}

.service-card:hover .service-card-icon i {
  color: var(--white);
}

.service-card-num {
  position: absolute;
  top: 24px;
  right: 28px;
  font-family: var(--font-en-sans);
  font-size: 4rem;
  font-weight: 700;
  color: var(--light-gray);
  line-height: 1;
  transition: var(--transition);
  z-index: 0;
}

.service-card:hover .service-card-num {
  color: #eee;
}

.service-card-title {
  position: relative;
  z-index: 1;
  font-family: var(--font-ja);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 16px;
}

.service-card-text {
  position: relative;
  z-index: 1;
  font-size: 0.875rem;
  color: var(--text-sub);
  line-height: 1.9;
  margin-bottom: 20px;
}

.service-card-link {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--crimson);
  transition: var(--transition);
}

.service-card:hover .service-card-link {
  gap: 14px;
}

/* ============================================================
   FLOW
   ============================================================ */
.flow-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  justify-content: center;
}

.flow-step {
  flex: 1;
  max-width: 220px;
  text-align: center;
  padding: 0 16px;
}

.flow-step-num {
  font-family: var(--font-en-sans);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--crimson);
  line-height: 1;
  margin-bottom: 12px;
}

.flow-step-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--crimson);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.flow-step-icon i {
  font-size: 1.4rem;
  color: var(--white);
}

.flow-step-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.flow-step-text {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.8;
}

.flow-arrow {
  flex: 0 0 auto;
  align-self: center;
  color: var(--crimson);
  font-size: 1.2rem;
  padding: 0 8px;
  margin-top: -20px;
}

/* ============================================================
   COMPANY
   ============================================================ */
.company {
  background: var(--white);
}

.company-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.company-image-wrap {
  position: relative;
}

.company-img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  object-position: center top;
  border-radius: 4px;
}

.company-image-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--crimson);
  color: var(--white);
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

.company-image-badge span {
  font-family: var(--font-en-sans);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.75);
}

.company-image-badge strong {
  font-family: var(--font-en-sans);
  font-size: 1.3rem;
  font-weight: 700;
}

/* Business list — each item on its own line, no internal wrap */
.business-list {
  padding: 0;
}

.business-list span {
  display: block;
  white-space: normal;      /* 全サイズで折り返し許可 */
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 5px 0;
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.6;
  border-bottom: 1px dashed var(--border);
}

.business-list span:last-child {
  border-bottom: none;
}

/* Company table tweak for business-list */
.company-table .business-list {
  max-width: 520px;
}

.company-lead {
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.7;
  color: var(--text-main);
  margin-bottom: 32px;
  border-left: 4px solid var(--gold);
  padding-left: 16px;
}

.company-table {
  width: 100%;
  border-collapse: collapse;
}

.company-table th,
.company-table td {
  padding: 14px 16px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.company-table th {
  color: var(--crimson);
  font-weight: 700;
  white-space: nowrap;
  width: 130px;
  background: var(--crimson-pale);
}

.company-table td {
  color: var(--text-sub);
  line-height: 1.8;
}

.company-table td a {
  color: var(--crimson);
}

.company-table td a:hover {
  text-decoration: underline;
}

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

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cta-banner-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-bg-img {
  width: 100%;
  height: 130%; /* パララックス用に高めに設定 */
  object-fit: cover;
  object-position: center;
  transform: translateY(0);
  will-change: transform;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(107, 0, 37, 0.93) 0%, rgba(26, 26, 26, 0.75) 100%);
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 60px 24px;
}

.cta-label {
  display: inline-block;
  font-family: var(--font-en-sans);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  background: rgba(200,150,76,0.15);
  border: 1px solid rgba(200,150,76,0.4);
  padding: 6px 20px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.cta-title {
  font-family: var(--font-ja);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.5;
  margin-bottom: 16px;
}

.cta-text {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--crimson);
  padding: 100px 0 120px;
}

.contact-body {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}

/* Contact Info */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 16px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-item i {
  font-size: 1.2rem;
  color: var(--gold);
  width: 24px;
  text-align: center;
  margin-top: 2px;
  flex-shrink: 0;
}

.contact-info-item strong {
  display: block;
  font-size: 0.78rem;
  font-family: var(--font-en-sans);
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 4px;
}

.contact-info-item p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
}

.contact-info-item a {
  color: rgba(255,255,255,0.85);
}

.contact-info-item a:hover {
  color: var(--gold);
}

/* Contact Form */
.contact-form {
  background: var(--white);
  border-radius: 4px;
  padding: 48px 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.required {
  font-size: 0.68rem;
  background: var(--crimson);
  color: var(--white);
  padding: 2px 6px;
  border-radius: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-ja);
  font-size: 0.9rem;
  color: var(--text-main);
  background: var(--off-white);
  border: 2px solid var(--border);
  border-radius: 3px;
  outline: none;
  transition: border-color 0.25s;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--crimson);
  background: var(--white);
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  text-align: center;
  margin-top: 8px;
}

.form-submit .btn-gold {
  width: 100%;
  justify-content: center;
  font-size: 1rem;
}

.form-success {
  text-align: center;
  padding: 24px;
  background: #f0fff4;
  border: 1px solid #86efac;
  border-radius: 4px;
  margin-top: 20px;
}

.form-success i {
  font-size: 2rem;
  color: #22c55e;
  margin-bottom: 8px;
}

.form-success p {
  font-size: 0.9rem;
  color: #166534;
  line-height: 1.8;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--text-main);
  color: rgba(255,255,255,0.7);
}

.footer-top {
  padding: 72px 0 48px;
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr 1.2fr;
  gap: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 4px;
}

.footer-logo-text {
  font-family: var(--font-en-sans);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
}

.footer-tagline {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.footer-nav-title {
  font-family: var(--font-en-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-list a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.25s;
}

.footer-nav-list a:hover {
  color: var(--white);
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--crimson);
  border-color: var(--crimson);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-tel {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en-sans);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
  transition: color 0.25s;
}

.footer-tel:hover {
  color: var(--gold);
}

.footer-tel i {
  color: var(--gold);
  font-size: 0.9rem;
}

.footer-hours {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 40px;
  text-align: center;
}

.copyright {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.05em;
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--crimson);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 4px 16px rgba(139,0,50,0.4);
  opacity: 0;
  transform: translateY(16px);
  transition: var(--transition);
  z-index: 900;
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--crimson-dark);
  transform: translateY(-4px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* ---- Tablet: 1024px 以下 ---- */
@media (max-width: 1024px) {
  .container {
    padding: 0 28px;
  }

  .about-body {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-text-side {
    justify-content: center;
  }

  .about-logo-img {
    width: 200px;
    height: 200px;
  }

  .company-body {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-body {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    padding: 0 28px;
  }

  .service-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .flow-steps {
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
  }

  .flow-arrow {
    display: none;
  }

  .flow-step {
    flex: 0 0 calc(50% - 12px);
    max-width: 240px;
  }
}

/* ---- Mobile: 768px 以下 ---- */
@media (max-width: 768px) {
  html { font-size: 15px; }

  .section-padding {
    padding: 64px 0;
  }

  .container {
    padding: 0 16px;
  }

  /* ---- Header ---- */
  .header-inner {
    padding: 0 16px;
    height: 60px;
  }

  .logo-img {
    width: 36px;
    height: 36px;
  }

  .logo-text {
    font-size: 0.95rem;
  }

  .hamburger {
    display: flex;
  }

  /* デスクトップ nav を非表示 */
  .site-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(20, 0, 10, 0.97);
    padding: 32px 24px 24px;
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s ease, opacity 0.35s ease, visibility 0.35s ease;
    z-index: 998;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    border-top: 2px solid var(--crimson);
  }

  .site-nav.open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    gap: 6px;
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 16px 20px;
    color: var(--white) !important;
    font-size: 1rem;
    letter-spacing: 0.12em;
    border-radius: 3px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }

  .nav-link:hover,
  .nav-link.active {
    background: rgba(139,0,50,0.4);
    color: var(--gold) !important;
  }

  .nav-link::after { display: none; }

  .nav-contact {
    margin-top: 12px;
    text-align: center;
    background: var(--crimson);
    border-radius: 3px;
  }

  /* ---- Hero ---- */
  .hero {
    min-height: 100svh; /* iOS SafariのURL表示込みで全画面 */
  }

  .hero-content {
    padding: 0 20px;
    width: 100%;
  }

  .hero-label {
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    margin-bottom: 16px;
  }

  .hero-title {
    font-size: clamp(1.5rem, 5.5vw, 2.2rem);
    letter-spacing: 0.01em;
    margin-bottom: 16px;
    word-break: break-word;
  }

  .hero-sub {
    font-size: 0.9rem;
    margin-bottom: 36px;
    letter-spacing: 0.08em;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .hero-cta .btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
    padding: 14px 24px;
  }

  /* ---- Section Headers ---- */
  .section-header {
    margin-bottom: 40px;
  }

  .section-label-en {
    font-size: 0.65rem;
    letter-spacing: 0.3em;
  }

  .section-title-ja {
    font-size: 1.7rem;
  }

  .section-desc {
    font-size: 0.85rem;
    padding: 0 4px;
  }

  /* ---- About ---- */
  .about-body {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-text-side {
    justify-content: center;
  }

  .about-logo-img {
    width: 160px;
    height: 160px;
  }

  .about-logo-wrap {
    padding: 24px 16px;
  }

  .about-lead {
    font-size: 1rem;
    line-height: 1.8;
  }

  .about-body-text {
    font-size: 0.875rem;
  }

  /* ---- Philosophy ---- */
  .philosophy {
    height: 260px;
  }

  .philosophy-quote {
    font-size: clamp(1.1rem, 4vw, 1.6rem);
    padding: 0 16px;
  }

  .philosophy-text {
    font-size: 0.875rem;
    letter-spacing: 0.12em;
  }

  /* ---- Service ---- */
  .service-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-card {
    padding: 32px 24px;
  }

  .service-card-num {
    font-size: 3rem;
  }

  /* ---- Flow ---- */
  .flow-steps {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .flow-arrow { display: none; }

  .flow-step {
    flex: unset;
    max-width: 100%;
    width: 100%;
    display: grid;
    grid-template-columns: 56px 1fr;
    grid-template-rows: auto auto;
    column-gap: 16px;
    row-gap: 4px;
    align-items: center;
    text-align: left;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
  }

  .flow-step:last-child {
    border-bottom: none;
  }

  .flow-step-num {
    grid-column: 1;
    grid-row: 1 / 3;
    font-size: 2rem;
    line-height: 1;
    align-self: center;
    text-align: center;
  }

  .flow-step-icon {
    display: none;
  }

  .flow-step-title {
    grid-column: 2;
    grid-row: 1;
    margin-bottom: 0;
    font-size: 0.95rem;
  }

  .flow-step-text {
    grid-column: 2;
    grid-row: 2;
    font-size: 0.8rem;
  }

  /* ---- Company ---- */
  .company-body {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .company-img {
    height: 220px;
  }

  .company-image-badge {
    width: 76px;
    height: 76px;
    bottom: -12px;
    right: -12px;
  }

  .company-image-badge strong {
    font-size: 1rem;
  }

  .company-lead {
    font-size: 1.15rem;
    margin-bottom: 20px;
  }

  .company-table th,
  .company-table td {
    padding: 10px 12px;
    font-size: 0.8rem;
  }

  .company-table th {
    width: 90px;
    min-width: 90px;
  }

  /* 事業内容の各行を折り返し許可 */
  .business-list span {
    white-space: normal;
    font-size: 0.78rem;
    line-height: 1.6;
  }

  /* ---- CTA Banner ---- */
  .cta-banner {
    min-height: 280px;
  }

  .cta-content {
    padding: 48px 20px;
  }

  .cta-title {
    font-size: clamp(1.3rem, 4.5vw, 1.8rem);
  }

  .cta-text {
    font-size: 0.875rem;
  }

  /* ---- Contact ---- */
  .contact {
    padding: 72px 0 80px;
  }

  .contact-body {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .contact-form {
    padding: 28px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 16px; /* iOS ズーム防止 */
    padding: 12px 14px;
  }

  /* ---- Footer ---- */
  .footer-top {
    padding: 48px 0 32px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 0 20px;
  }

  .footer-logo {
    width: 36px;
    height: 36px;
  }

  .footer-logo-text {
    font-size: 1rem;
  }

  .footer-tagline {
    font-size: 0.8rem;
  }

  .footer-nav-list li a {
    font-size: 0.875rem;
  }

  .footer-bottom {
    padding: 14px 20px;
    text-align: center;
  }

  .copyright {
    font-size: 0.75rem;
  }

  /* ---- Back to Top ---- */
  .back-to-top {
    bottom: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    font-size: 0.8rem;
  }
}

/* ---- Small Mobile: 480px 以下 ---- */
@media (max-width: 480px) {
  html { font-size: 14px; }

  .container {
    padding: 0 14px;
  }

  .section-padding {
    padding: 52px 0;
  }

  /* Hero */
  .hero-title {
    font-size: clamp(1.35rem, 6vw, 1.9rem);
    line-height: 1.35;
  }

  .hero-sub {
    font-size: 0.82rem;
    letter-spacing: 0.06em;
  }

  .hero-cta .btn {
    font-size: 0.82rem;
    padding: 13px 20px;
  }

  /* Section */
  .section-title-ja {
    font-size: 1.5rem;
  }

  /* About */
  .about-logo-img {
    width: 130px;
    height: 130px;
  }

  /* Service */
  .service-card {
    padding: 28px 18px;
  }

  .service-card-title {
    font-size: 1rem;
  }

  /* Company table — stack th/td vertically */
  .company-table,
  .company-table tbody,
  .company-table tr,
  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
  }

  .company-table tr {
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
  }

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

  .company-table th {
    background: var(--crimson-pale);
    color: var(--crimson);
    font-size: 0.72rem;
    padding: 6px 12px;
    border-bottom: none;
    width: 100%;
    min-width: unset;
  }

  .company-table td {
    padding: 6px 12px 10px;
    font-size: 0.8rem;
  }

  .business-list span {
    font-size: 0.75rem;
  }

  /* Contact form */
  .contact-form {
    padding: 24px 14px;
  }

  /* Footer */
  .footer-inner {
    padding: 0 14px;
  }
}