:root {
    --crimson: #8B0000;
    --crimson-bright: #A80018;
    --crimson-light: #C00028;
    --gold: #8A6A28;
    --gold-light: #6A4E18;
    --gold-dim: #A08848;
    --dark: #F5F0E8;
    --dark-mid: #EDE6D8;
    --dark-surface: #E8E0CE;
    --dark-card: #EAE2D0;
    --text-primary: #1A1208;
    --text-secondary: #3A2E1C;
    --text-dim: #6A5840;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: #F5F0E8;
    color: #1A1208;
    font-family: 'Noto Serif JP', serif;
    overflow-x: hidden;
    cursor: default;
  }

  /* ─── NOISE OVERLAY ─── */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
    opacity: 0.15;
  }

  /* ─── NAVIGATION ─── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 14px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(245,240,232,0.97);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(138,106,40,0.18);
    box-shadow: 0 2px 16px rgba(26,18,8,0.06);
  }

  .nav-logo {
    font-family: 'Cormorant Garamond', serif;
    font-size: 13px;
    letter-spacing: 0.3em;
    color: #8A6A28;
    text-transform: uppercase;
  }

  .nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
    align-items: center;
  }

  .nav-links a {
    font-family: 'Noto Serif JP', serif;
    font-size: 11px;
    letter-spacing: 0.15em;
    color: #6A5840;
    text-decoration: none;
    transition: color 0.3s;
  }

  .nav-links a:hover { color: #1A1208; }

  /* スマホ用ヤフオクボタン（PC非表示） */
  .nav-sp-btn {
    display: none;
  }

  @media (max-width: 768px) {
    nav { padding: 10px 16px; }
    .nav-links { display: none; }
    .nav-sp-btn {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 9px 14px;
      background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-bright) 100%);
      border: none;
      color: #F8ECD8;
      font-family: 'Noto Serif JP', serif;
      font-size: 11px;
      letter-spacing: 0.12em;
      text-decoration: none;
      white-space: nowrap;
      box-shadow: 0 2px 8px rgba(139,0,0,0.25);
    }
      }

  /* ─── HERO ─── */
  #hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    overflow: hidden;
    padding: 0 20px;
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 70% 50% at 50% 100%, rgba(139,0,0,0.1) 0%, transparent 60%),
      radial-gradient(ellipse 50% 40% at 80% 20%, rgba(138,106,40,0.06) 0%, transparent 50%),
      linear-gradient(180deg, #F5F0E8 0%, #EDE6D8 60%, #F0E8D8 100%);
  }

  .hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(139,0,0,0.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(139,0,0,0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  }

  /* ─── HERO CONTENT ─── */
  .hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    animation: fadeUp 1.2s ease forwards;
    padding-top: 80px;
  }

  .hero-logo-wrap {
    margin-bottom: 32px;
  }

  .hero-logo-wrap img {
    width: min(640px, 90vw);
    filter: drop-shadow(0 0 30px rgba(139,0,0,0.4)) drop-shadow(0 0 60px rgba(139,0,0,0.15));
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ─── HERO MINI GALLERY ─── */
  .hero-gallery {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 6px;
    width: min(1000px, 92vw);
    margin: 0 auto 40px;
  }

  .hero-gal-item {
    aspect-ratio: 1024/1448;
    background: rgba(232,224,206,0.6);
    border: 1px solid rgba(138,106,40,0.2);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform 0.3s, border-color 0.3s;
  }

  .hero-gal-item:hover {
    transform: scale(1.04);
    border-color: rgba(138,106,40,0.55);
    z-index: 2;
  }

  .hero-gal-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

  .hero-gal-item:hover img { transform: scale(1.06); }

  .hero-gal-ph {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    opacity: 0.3;
    background: linear-gradient(135deg, #EDE6D8, #E8DFCC);
  }

  /* ─── YAHUOKU SLIDESHOW ─── */
  #yahuoku {
    background: #1A0E12;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 480px;
  }

  .yahuoku-slideshow {
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  .yahuoku-slideshow .slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.4s ease-in-out;
  }

  .yahuoku-slideshow .slide.active {
    opacity: 0.22;
  }

  .yahuoku-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
      radial-gradient(ellipse 70% 60% at 50% 50%, rgba(10,6,8,0.45) 0%, rgba(10,6,8,0.75) 100%);
  }

  .yahuoku-inner {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
  }

  .yahuoku-text {
    font-size: clamp(14px, 2vw, 17px);
    line-height: 2.6;
    letter-spacing: 0.14em;
    color: rgba(237,224,196,0.9);
    margin-bottom: 48px;
  }

  .yahuoku-note {
    margin-top: 28px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    color: rgba(180,160,120,0.8);
    font-style: italic;
    line-height: 2;
  }

  /* ─── hero-tagline/label（削除済みテキストのスタイル） ─── */
  .hero-tagline, .hero-sub, .hero-label, .hero-desc { display: none; }

  .hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 8px;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-bright) 50%, var(--crimson) 100%);
    border: 1px solid rgba(139,0,0,0.5);
    color: #F8ECD8;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 4px 16px rgba(139,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.15);
  }

  .btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.1) 50%, transparent 60%);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
  }

  .btn-primary:hover::before { transform: translateX(100%); }
  .btn-primary:hover {
    box-shadow: 0 8px 24px rgba(139,0,0,0.4), 0 0 0 1px rgba(139,0,0,0.5);
    transform: translateY(-2px);
  }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    background: #FFFFFF;
    border: 1px solid rgba(26,18,8,0.25);
    color: #1A1208;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 2px 8px rgba(26,18,8,0.06);
  }

  .btn-secondary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(26,18,8,0.04);
    opacity: 0;
    transition: opacity 0.3s;
  }

  .btn-secondary:hover::before { opacity: 1; }
  .btn-secondary:hover {
    border-color: rgba(26,18,8,0.5);
    box-shadow: 0 4px 16px rgba(26,18,8,0.1);
    transform: translateY(-2px);
  }

  .scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: pulse 2s ease-in-out infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 0.4; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.8; transform: translateX(-50%) translateY(6px); }
  }

  .scroll-indicator span {
    font-family: 'Cormorant Garamond', serif;
    font-size: 10px;
    letter-spacing: 0.3em;
    color: #8A7860;
    text-transform: uppercase;
  }

  .scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(26,18,8,0.4), transparent);
  }

  /* ─── SECTION COMMON ─── */
  section { padding: 100px 40px; }

  .section-header {
    text-align: center;
    margin-bottom: 64px;
  }

  .section-en {
    font-family: 'Cormorant Garamond', serif;
    font-size: 11px;
    letter-spacing: 0.45em;
    color: #8A6A28;
    text-transform: uppercase;
    display: block;
    margin-bottom: 16px;
  }

  .section-title {
    font-size: clamp(22px, 4vw, 32px);
    font-weight: 300;
    letter-spacing: 0.25em;
    color: #1A1208;
    margin-bottom: 24px;
  }

  .section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 0 auto;
    width: fit-content;
  }

  .section-divider::before,
  .section-divider::after {
    content: '';
    width: 60px;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(138,106,40,0.5));
  }
  .section-divider::after {
    background: linear-gradient(to left, transparent, rgba(138,106,40,0.5));
  }

  .divider-gem {
    width: 6px;
    height: 6px;
    background: #8A6A28;
    transform: rotate(45deg);
  }

  /* ─── CONCEPT ─── */
  #concept {
    background: linear-gradient(180deg, #F5F0E8 0%, #EDE6D8 50%, #F5F0E8 100%);
    position: relative;
  }

  #concept::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(138,106,40,0.35), transparent);
  }

  .concept-text {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    font-size: clamp(14px, 2vw, 17px);
    line-height: 3;
    letter-spacing: 0.16em;
    color: #3A2E1C;
    font-weight: 300;
  }

  .concept-emphasis {
    color: #8B0000;
    font-style: italic;
  }

  /* ─── GENRE ─── */
  #genre {
    background: #EDE6D8;
    position: relative;
  }

  .genre-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1px;
    max-width: 900px;
    margin: 0 auto;
    border: 1px solid rgba(138,106,40,0.2);
  }

  .genre-item {
    padding: 36px 32px;
    background: #F5F0E8;
    position: relative;
    overflow: hidden;
    transition: background 0.4s;
    text-align: center;
  }

  .genre-item::before {
    content: '';
    position: absolute;
    bottom: 0; left: 50%; right: 0;
    width: 0;
    height: 2px;
    background: var(--crimson);
    transition: all 0.4s ease;
    transform: translateX(-50%);
  }

  .genre-item:hover { background: #EDE6D8; }
  .genre-item:hover::before { width: 80%; }

  .genre-icon {
    font-size: 24px;
    margin-bottom: 14px;
    display: block;
    opacity: 0.75;
  }

  .genre-name {
    font-size: 14px;
    letter-spacing: 0.2em;
    color: #1A1208;
    font-weight: 400;
  }

  .genre-name-en {
    font-family: 'Cormorant Garamond', serif;
    font-size: 11px;
    letter-spacing: 0.25em;
    color: #8A6A28;
    margin-top: 6px;
    display: block;
  }

  /* ─── GALLERY ─── */
  #gallery {
    background: #F5F0E8;
    position: relative;
  }

  .gallery-notice {
    text-align: center;
    font-family: 'Cormorant Garamond', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    color: #6A5840;
    margin-bottom: 48px;
    font-style: italic;
  }

  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    max-width: 1200px;
    margin: 0 auto 32px;
  }

  .gallery-item {
    position: relative;
    aspect-ratio: 1024/1448;
    background: #E8E0CE;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(138,106,40,0.15);
    transition: border-color 0.3s, transform 0.3s;
  }

  .gallery-item:hover {
    border-color: rgba(138,106,40,0.5);
    transform: scale(1.02);
    z-index: 2;
  }

  .gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

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

  .gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,18,8,0.5) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 12px;
  }

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

  .gallery-zoom-icon {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(245,240,232,0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #F5F0E8;
    font-size: 14px;
  }

  /* placeholder cards */
  .gallery-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #8A6A28;
    font-size: 11px;
    letter-spacing: 0.2em;
    background: linear-gradient(135deg, #EDE6D8 0%, #E8DFCC 100%);
  }

  .gallery-placeholder-icon {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(138,106,40,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    opacity: 0.5;
  }

  /* ─── LIGHTBOX ─── */
  #lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(10,6,4,0.95);
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(12px);
    animation: lbFadeIn 0.25s ease;
  }

  @keyframes lbFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  #lightbox.active { display: flex; }

  .lightbox-inner {
    position: relative;
    max-width: 88vw;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .lightbox-img-wrap {
    position: relative;
    overflow: hidden;
    line-height: 0;
  }

  .lightbox-inner img {
    max-width: 80vw;
    max-height: 82vh;
    object-fit: contain;
    border: 1px solid rgba(201,168,76,0.25);
    box-shadow: 0 8px 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04);
    display: block;
    transition: opacity 0.2s ease;
  }

  /* 閉じるボタン */
  .lightbox-close {
    position: absolute;
    top: -48px;
    right: 0;
    width: 38px;
    height: 38px;
    border: 1px solid rgba(245,240,232,0.4);
    background: rgba(26,18,8,0.5);
    color: #F5F0E8;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    border-radius: 2px;
  }
  .lightbox-close:hover { background: rgba(139,0,0,0.6); border-color: rgba(245,240,232,0.8); }

  /* 前後ナビ */
  .lightbox-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 80px;
    background: rgba(26,18,8,0.45);
    border: 1px solid rgba(245,240,232,0.2);
    color: #F5F0E8;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    z-index: 10001;
    border-radius: 2px;
    backdrop-filter: blur(4px);
  }
  .lightbox-nav:hover { background: rgba(139,0,0,0.55); border-color: rgba(201,168,76,0.5); }
  .lightbox-prev { left: 20px; }
  .lightbox-next { right: 20px; }

  /* カウンター */
  .lightbox-counter {
    position: absolute;
    bottom: -34px;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Cormorant Garamond', serif;
    font-size: 12px;
    letter-spacing: 0.3em;
    color: rgba(245,240,232,0.55);
    white-space: nowrap;
  }

  @media (max-width: 768px) {
    .lightbox-nav { width: 36px; height: 60px; font-size: 16px; }
    .lightbox-prev { left: 6px; }
    .lightbox-next { right: 6px; }
    .lightbox-inner img { max-width: 92vw; max-height: 78vh; }
  }

  /* ─── REQUEST FORM ─── */
  #request {
    background: #EDE6D8;
    position: relative;
  }

  #request::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(138,106,40,0.35), transparent);
  }

  .form-intro {
    max-width: 600px;
    margin: 0 auto 56px;
    text-align: center;
    font-size: 14px;
    line-height: 2.4;
    letter-spacing: 0.14em;
    color: #3A2E1C;
  }

  .contact-form {
    max-width: 640px;
    margin: 0 auto;
    display: grid;
    gap: 24px;
  }

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

  .form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .form-group label {
    font-size: 11px;
    letter-spacing: 0.25em;
    color: #6A5840;
    text-transform: uppercase;
  }

  .form-group .required {
    color: var(--crimson);
    margin-left: 4px;
    font-size: 10px;
  }

  .form-group input,
  .form-group textarea {
    background: #FAF7F2;
    border: 1px solid rgba(26,18,8,0.18);
    color: #1A1208;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    padding: 14px 18px;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
    appearance: none;
    letter-spacing: 0.1em;
    width: 100%;
  }

  /* selectはラッパーで矢印を表現 */
  .select-wrap {
    position: relative;
  }

  .select-wrap select {
    background: #FAF7F2;
    border: 1px solid rgba(26,18,8,0.18);
    color: #1A1208;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    padding: 14px 44px 14px 18px;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
    appearance: none;
    -webkit-appearance: none;
    letter-spacing: 0.1em;
    width: 100%;
    cursor: pointer;
  }

  .select-wrap::after {
    content: '';
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #6A5840;
    pointer-events: none;
    transition: transform 0.2s;
  }

  .select-wrap select:focus {
    border-color: rgba(138,106,40,0.6);
    box-shadow: 0 0 0 3px rgba(138,106,40,0.08);
  }

  .form-group input:focus,
  .form-group textarea:focus {
    border-color: rgba(138,106,40,0.6);
    box-shadow: 0 0 0 3px rgba(138,106,40,0.08);
  }

  .form-group input::placeholder,
  .form-group textarea::placeholder { color: #A09080; }

  .form-group textarea {
    resize: vertical;
    min-height: 130px;
  }

  .form-group select option { background: #FAF7F2; color: #1A1208; }

  /* ─── 確認モーダル ─── */
  #confirmModal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 20000;
    background: rgba(10,6,4,0.7);
    backdrop-filter: blur(6px);
    align-items: center;
    justify-content: center;
    padding: 20px;
  }
  #confirmModal.active { display: flex; }

  .confirm-box {
    background: #FAF7F2;
    border: 1px solid rgba(138,106,40,0.3);
    max-width: 520px;
    width: 100%;
    padding: 48px 40px 40px;
    position: relative;
    animation: fadeUp 0.25s ease;
  }

  .confirm-box h3 {
    font-size: 16px;
    letter-spacing: 0.2em;
    color: #1A1208;
    font-weight: 400;
    margin-bottom: 28px;
    text-align: center;
  }

  .confirm-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 32px;
    font-size: 13px;
  }

  .confirm-table tr {
    border-bottom: 1px solid rgba(138,106,40,0.12);
  }

  .confirm-table th {
    width: 38%;
    padding: 10px 8px 10px 0;
    text-align: left;
    color: #6A5840;
    font-weight: 400;
    letter-spacing: 0.1em;
    vertical-align: top;
  }

  .confirm-table td {
    padding: 10px 0;
    color: #1A1208;
    letter-spacing: 0.08em;
    line-height: 1.7;
    word-break: break-all;
  }

  .confirm-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
  }

  .btn-confirm-back {
    padding: 13px 32px;
    background: #fff;
    border: 1px solid rgba(26,18,8,0.25);
    color: #3A2E1C;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: all 0.2s;
  }
  .btn-confirm-back:hover { background: #EDE6D8; }

  .btn-confirm-send {
    padding: 13px 40px;
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-bright) 100%);
    border: none;
    color: #F8ECD8;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 3px 12px rgba(139,0,0,0.25);
  }
  .btn-confirm-send:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(139,0,0,0.35); }
  .btn-confirm-send:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

  .form-check {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px 24px;
    border: 1px solid rgba(139,0,0,0.2);
    background: rgba(139,0,0,0.04);
  }

  .form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-width: 18px;
    accent-color: var(--crimson);
    cursor: pointer;
    margin-top: 1px;
  }

  .form-check label {
    font-size: 13px;
    letter-spacing: 0.12em;
    color: #3A2E1C;
    cursor: pointer;
    line-height: 1.9;
  }

  .form-check label strong {
    color: var(--crimson);
  }

  .form-submit {
    display: flex;
    justify-content: center;
    padding-top: 8px;
  }

  .btn-submit {
    padding: 18px 64px;
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-bright) 50%, var(--crimson) 100%);
    border: 1px solid rgba(139,0,0,0.4);
    color: #F8ECD8;
    font-family: 'Noto Serif JP', serif;
    font-size: 14px;
    letter-spacing: 0.3em;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 4px 16px rgba(139,0,0,0.2);
  }

  .btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(139,0,0,0.35);
  }

  .btn-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
  }

  /* ─── NOTICE ─── */
  #notice {
    background: #F5F0E8;
    border-top: 1px solid rgba(138,106,40,0.15);
    padding: 80px 40px;
  }

  .notice-box {
    max-width: 760px;
    margin: 0 auto;
    border: 1px solid rgba(138,106,40,0.25);
    padding: 48px 56px;
    background: rgba(255,253,248,0.7);
    position: relative;
  }

  .notice-box::before,
  .notice-box::after {
    content: '✦';
    position: absolute;
    font-size: 10px;
    color: #A08848;
  }

  .notice-box::before { top: 16px; left: 16px; }
  .notice-box::after { bottom: 16px; right: 16px; }

  .notice-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 11px;
    letter-spacing: 0.45em;
    color: #8A6A28;
    text-transform: uppercase;
    margin-bottom: 32px;
    text-align: center;
  }

  .notice-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
  }

  .notice-list li {
    font-size: 13px;
    line-height: 2;
    letter-spacing: 0.12em;
    color: #3A2E1C;
    padding-left: 20px;
    position: relative;
  }

  .notice-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 8px;
    height: 1px;
    background: #8A6A28;
  }

  /* ─── FOOTER ─── */
  footer {
    background: #EDE6D8;
    border-top: 1px solid rgba(138,106,40,0.2);
    padding: 56px 40px 40px;
    text-align: center;
  }

  .footer-logo-wrap {
    margin: 0 auto 40px;
  }

  .footer-logo-wrap img {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(139,0,0,0.2));
  }

  .footer-privacy {
    max-width: 800px;
    margin: 0 auto;
    padding-top: 32px;
    border-top: 1px solid rgba(138,106,40,0.15);
  }

  .privacy-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 10px;
    letter-spacing: 0.4em;
    color: #8A6A28;
    text-transform: uppercase;
    margin-bottom: 16px;
  }

  .privacy-text {
    font-size: 12px;
    line-height: 2.2;
    letter-spacing: 0.1em;
    color: #6A5840;
    text-align: left;
  }

  .footer-copy {
    max-width: 1100px;
    margin: 32px auto 0;
    text-align: center;
    font-family: 'Cormorant Garamond', serif;
    font-size: 11px;
    letter-spacing: 0.3em;
    color: #8A6A28;
  }

  /* ─── SUCCESS MESSAGE ─── */
  .form-success {
    display: none;
    text-align: center;
    padding: 48px;
    border: 1px solid rgba(138,106,40,0.35);
    background: rgba(255,253,248,0.8);
  }

  .form-success.active { display: block; }

  .form-success-icon {
    font-size: 32px;
    color: #8A6A28;
    margin-bottom: 16px;
  }

  .form-success h3 {
    font-size: 16px;
    letter-spacing: 0.2em;
    color: #1A1208;
    font-weight: 300;
    margin-bottom: 12px;
  }

  .form-success p {
    font-size: 14px;
    letter-spacing: 0.12em;
    color: #3A2E1C;
    line-height: 2;
  }

  /* ─── RESPONSIVE ─── */
  @media (max-width: 768px) {
    section { padding: 80px 20px; }
    .gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 4px; }
    .hero-gallery { grid-template-columns: repeat(3, 1fr); }
    .form-row { grid-template-columns: 1fr; }
    .notice-box { padding: 32px 24px; }
  }

  @media (max-width: 480px) {
    .gallery-grid { grid-template-columns: repeat(3, 1fr); }
    .hero-gallery { grid-template-columns: repeat(3, 1fr); }
    .hero-buttons { flex-direction: column; align-items: center; }
  }


  /* ナビ ヤフオク・リクエストボタン */
  .nav-link-highlight {
    display: inline-block;
    padding: 7px 16px !important;
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-bright) 100%);
    color: #F8ECD8 !important;
    font-size: 11px !important;
    letter-spacing: 0.15em;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(139,0,0,0.2);
  }
  .nav-link-highlight:hover {
    color: #fff !important;
    box-shadow: 0 4px 14px rgba(139,0,0,0.4);
    transform: translateY(-1px);
  }

  .nav-link-request {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    padding: 7px 16px !important;
    background: #000;
    border: 1px solid #000;
    color: #fff !important;
    font-size: 11px !important;
    letter-spacing: 0.15em;
    text-decoration: none;
    transition: all 0.3s;
  }
  .nav-link-request:hover {
    background: #222 !important;
    color: #fff !important;
    transform: translateY(-1px);
  }

  /* フッターSNS */
  .footer-sns {
    margin: 24px auto 0;
  }
  .footer-x-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: #000;
    color: #fff;
    font-family: 'Cormorant Garamond', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.3s;
  }
  .footer-x-link:hover {
    background: #222;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  }


  /* ─── X CONTACT ─── */
  .x-contact-wrap {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
    padding: 48px 40px;
    border: 1px solid rgba(138,106,40,0.2);
    background: rgba(255,253,248,0.7);
  }

  .x-contact-text {
    font-size: 15px;
    line-height: 2.4;
    letter-spacing: 0.14em;
    color: #3A2E1C;
    margin-bottom: 36px;
  }

  .x-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: #000;
    color: #fff;
    font-family: 'Noto Serif JP', serif;
    font-size: 14px;
    letter-spacing: 0.2em;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  }

  .x-contact-btn:hover {
    background: #222;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  }

  .x-contact-note {
    margin-top: 24px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 12px;
    letter-spacing: 0.15em;
    color: #8A7860;
    font-style: italic;
    line-height: 1.8;
  }

  @media (max-width: 768px) {
    .x-contact-wrap { padding: 36px 24px; }
    .x-contact-text { font-size: 13px; }
  }

  .btn-x-hero {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    background: #000;
    border: 1px solid #000;
    color: #fff;
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    letter-spacing: 0.2em;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  }

  .btn-x-hero:hover {
    background: #222;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  }

  /* ─── SCROLL ANIMATIONS ─── */
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

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