:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f7f7f5;
  --bg-tertiary: #efefeb;
  --text-primary: #1f1f1d;
  --text-secondary: #5a5a55;
  --text-muted: #8c8c85;
  --accent-color: #2c3e50;
  --accent-warm: #b88655;
  --border-light: #e6e6e1;
  --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 12px 36px rgba(0, 0, 0, 0.07);
  --font-sans: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Noto Serif JP', 'Cormorant Garamond', Georgia, serif;
  --transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  --max-width: 1180px;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.8;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

/* =========================================
   Header & Navigation
   ========================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(230, 230, 225, 0.8);
  transition: var(--transition);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name-en {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-primary);
}

.brand-name-jp {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.16em;
  margin-top: 2px;
}

.main-nav ul {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 32px;
}

.main-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  position: relative;
  padding: 6px 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--text-primary);
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--text-primary);
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta {
  background-color: var(--text-primary);
  color: #ffffff !important;
  padding: 10px 22px !important;
  border-radius: 4px;
  font-size: 0.84rem !important;
}

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

.nav-cta:hover {
  background-color: var(--accent-warm);
  color: #ffffff !important;
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  margin: 5px 0;
  transition: var(--transition);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  padding-top: 76px;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 56px;
  align-items: center;
  padding: 64px 0;
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-warm);
  margin-bottom: 18px;
  font-weight: 600;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.6vw, 2.9rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-lead {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.95;
  margin-bottom: 36px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--text-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-warm);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-light);
  background: #ffffff;
}

.btn-outline:hover {
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
}

.hero-photo-frame {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  background-color: var(--bg-tertiary);
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.hero-photo-frame:hover img {
  transform: scale(1.03);
}

.hero-sub-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.stat-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  padding: 16px 18px;
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* =========================================
   Section Common
   ========================================= */
.section {
  padding: 108px 0;
}

.section-alt {
  background-color: var(--bg-secondary);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-en {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent-warm);
  margin-bottom: 10px;
  font-weight: 600;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.65rem, 2.8vw, 2.25rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.section-desc {
  font-size: 0.96rem;
  color: var(--text-secondary);
}

/* =========================================
   Portfolio Gallery Section
   ========================================= */
.filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 44px;
}

.filter-btn {
  background: #ffffff;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  padding: 9px 22px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--text-primary);
  color: #ffffff;
  border-color: var(--text-primary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  group: gallery;
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--bg-tertiary);
  aspect-ratio: 4 / 3;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.gallery-item.hidden {
  display: none;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 20, 18, 0.72) 0%, rgba(20, 20, 18, 0.05) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-cat {
  font-size: 0.74rem;
  color: #e5c39c;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.gallery-caption {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-serif);
}

/* =========================================
   Video & YouTube Section
   ========================================= */
.video-showcase {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 44px;
  box-shadow: var(--shadow-sm);
}

.video-badge {
  display: inline-block;
  background: var(--bg-secondary);
  color: var(--accent-warm);
  border: 1px solid var(--border-light);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.video-info h3 {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  margin-bottom: 16px;
  line-height: 1.45;
}

.video-info p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.video-feature-list {
  list-style: none;
  margin: 24px 0 32px;
}

.video-feature-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.video-feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-warm);
  font-weight: bold;
}

.video-cards-right {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.video-card {
  background: var(--bg-secondary);
  border-radius: 6px;
  padding: 24px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.video-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.video-card-tag {
  font-size: 0.75rem;
  color: var(--accent-warm);
  font-weight: 600;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 6px;
}

.video-card h4 {
  font-family: var(--font-serif);
  font-size: 1.12rem;
  margin-bottom: 8px;
}

.video-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* =========================================
   Services Section (No Fixed Price List)
   ========================================= */
.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 38px 34px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #d5d5ce;
}

.service-num {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--accent-warm);
  letter-spacing: 0.15em;
  margin-bottom: 12px;
  display: block;
}

.service-card h3 {
  font-family: var(--font-serif);
  font-size: 1.32rem;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.service-card p {
  font-size: 0.93rem;
  color: var(--text-secondary);
  margin-bottom: 22px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.service-tags span {
  font-size: 0.78rem;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: 4px;
}

.service-notice {
  margin-top: 44px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}

.service-notice-text h4 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  margin-bottom: 6px;
}

.service-notice-text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* =========================================
   Profile Section
   ========================================= */
.profile-wrapper {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 56px;
  align-items: start;
}

.profile-photo-box {
  background: #ffffff;
  padding: 16px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.profile-photo-box img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 4px;
}

.profile-caption {
  text-align: center;
  padding-top: 14px;
}

.profile-caption .name-jp {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.profile-caption .name-en {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  display: block;
  margin-top: 2px;
}

.profile-content h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 20px;
  line-height: 1.5;
}

.profile-bio p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
}

.profile-details {
  margin-top: 32px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 28px 32px;
}

.profile-dl {
  display: grid;
  grid-template-columns: 140px 1fr;
  row-gap: 16px;
  column-gap: 24px;
  font-size: 0.9rem;
}

.profile-dl dt {
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 14px;
}

.profile-dl dd {
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 14px;
}

.profile-dl dt:last-of-type,
.profile-dl dd:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

/* =========================================
   SNS & Media Links Section
   ========================================= */
.sns-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.sns-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.sns-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--text-primary);
}

.sns-platform {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-warm);
  font-weight: 600;
  margin-bottom: 8px;
  display: block;
}

.sns-card h3 {
  font-family: var(--font-serif);
  font-size: 1.22rem;
  margin-bottom: 12px;
}

.sns-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.sns-link-text {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* =========================================
   Contact Form Section
   ========================================= */
.contact-box {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 48px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.badge-req {
  display: inline-block;
  background: var(--text-primary);
  color: #ffffff;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 8px;
  vertical-align: middle;
}

.badge-opt {
  display: inline-block;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 8px;
  vertical-align: middle;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  background-color: #ffffff;
  border-color: var(--text-primary);
  box-shadow: 0 0 0 3px rgba(31, 31, 29, 0.06);
}

textarea.form-control {
  min-height: 160px;
  resize: vertical;
}

.honeypot-field {
  display: none !important;
}

.form-submit-wrap {
  text-align: center;
  margin-top: 32px;
}

.form-status {
  margin-top: 20px;
  padding: 16px;
  border-radius: 4px;
  font-size: 0.92rem;
  display: none;
}

.form-status.success {
  display: block;
  background-color: #f0f7f2;
  border: 1px solid #b7dfc2;
  color: #1e5631;
}

.form-status.error {
  display: block;
  background-color: #fdf2f2;
  border: 1px solid #f2b8b8;
  color: #8a1f1f;
}

/* =========================================
   Footer
   ========================================= */
.site-footer {
  background-color: #1a1a18;
  color: #d8d8d2;
  padding: 64px 0 36px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .brand-name-en {
  color: #ffffff;
}

.footer-brand p {
  font-size: 0.85rem;
  color: #9e9e96;
  margin-top: 10px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 0.86rem;
  color: #b8b8b0;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 28px;
  text-align: center;
  font-size: 0.78rem;
  color: #7c7c75;
}

/* =========================================
   Lightbox Modal
   ========================================= */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 14, 0.92);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox.open {
  display: flex;
}

.lightbox-content {
  max-width: 960px;
  width: 100%;
  text-align: center;
  position: relative;
}

.lightbox-content img {
  max-height: 78vh;
  margin: 0 auto;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  margin-top: 16px;
}

.lightbox-close {
  position: absolute;
  top: -44px;
  right: 0;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* =========================================
   Responsive Media Queries
   ========================================= */
@media (max-width: 960px) {
  .hero-grid,
  .video-showcase,
  .profile-wrapper {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .profile-photo-box {
    max-width: 340px;
    margin: 0 auto;
  }

  .gallery-grid,
  .sns-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 720px) {
  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--border-light);
    padding: 24px;
    transform: translateY(-150%);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
  }

  .main-nav.open {
    transform: translateY(0);
  }

  .main-nav ul {
    flex-direction: column;
    gap: 18px;
  }

  .gallery-grid,
  .sns-grid,
  .hero-sub-cards {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 0;
  }

  .contact-box,
  .video-showcase,
  .service-card {
    padding: 28px 22px;
  }

  .profile-dl {
    grid-template-columns: 1fr;
    row-gap: 6px;
  }

  .profile-dl dt {
    border-bottom: none;
    padding-bottom: 0;
    margin-top: 10px;
  }
}