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

  :root {
    --black: #111;
    --mid: #888;
    --light: #ccc;
    --bg: #f8f7f5;
    --white: #fff;
    --accent: #b8a898;
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Noto Serif JP', serif;
    background: var(--bg);
    color: var(--black);
    font-size: 13px;
    line-height: 1.6;
    letter-spacing: 0.02em;
  }

  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    background: rgba(248,247,245,0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(0,0,0,0.08);
  }

  .nav-top {
    padding: 12px 40px 8px;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .nav-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    height: 36px;
  }

  .nav-logo {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--black);
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
  }

  .nav-links {
    display: flex;
    gap: 36px;
    list-style: none;
  }

  .nav-links a {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--black);
    text-decoration: none;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--mid); }
  .nav-links a.active { color: var(--black); border-bottom: 1px solid var(--black); padding-bottom: 2px; }

  .nav-lang-sep {
    color: var(--light);
    font-family: 'Space Mono', monospace;
    font-size: 10px;
  }

  .nav-lang {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.08em;
    writing-mode: horizontal-tb;
    white-space: nowrap;
  }

  .nav-lang a {
    color: var(--mid);
    text-decoration: none;
    transition: color 0.2s;
    writing-mode: horizontal-tb;
    white-space: nowrap;
    display: inline-block;
  }

  .nav-lang a.active { color: var(--black); }

  /* ── PAGE HEADER ── */
  .page-header {
    margin-top: 88px;
    padding: 32px 40px 24px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    border-bottom: 1px solid rgba(0,0,0,0.1);
  }

  .page-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: 42px;
    letter-spacing: 0.06em;
    line-height: 1;
    color: var(--black);
  }

  .project-count {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--mid);
    letter-spacing: 0.1em;
    padding-bottom: 6px;
  }

  /* ── FILTERS ── */
  .filter-bar {
    padding: 14px 40px;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
  }

  .filter-label {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--mid);
    margin-right: 8px;
    padding-right: 16px;
    border-right: 1px solid var(--light);
  }

  .filter-sep {
    width: 1px;
    height: 16px;
    background: var(--light);
    margin: 0 8px;
    flex-shrink: 0;
  }

  .filter-tag {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mid);
    background: none;
    border: 1px solid var(--light);
    padding: 5px 12px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
  }

  .filter-tag:hover,
  .filter-tag.active {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
  }

  /* ── GRID ── */
  .project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: rgba(0,0,0,0.08);
    margin: 0;
  }

  .project-card {
    background: var(--bg);
    overflow: hidden;
    cursor: pointer;
    position: relative;
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 0.5s forwards;
  }

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


  .project-img-wrap {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    position: relative;
    background: #e8e4de;
  }

  .project-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: block;
  }

  .project-card:hover .project-img-wrap img {
    transform: scale(1.04);
  }

  /* placeholder gradient images */
  .img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Cormorant Garamond', serif;
    font-size: 13px;
    font-style: italic;
    color: rgba(255,255,255,0.6);
    letter-spacing: 0.08em;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }

  .project-card:hover .img-placeholder {
    transform: scale(1.04);
  }

  .project-meta {
    padding: 12px 20px 14px;
  }

  .project-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
  }

  .tag {
    font-family: 'Space Mono', monospace;
    font-size: 8px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mid);
  }

  .tag-new {
    color: var(--mid);
  }

  .tag-sep {
    color: var(--light);
  }

  .project-name {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    font-size: 14px;
    line-height: 1.55;
    letter-spacing: 0.03em;
    color: var(--black);
    margin-bottom: 6px;
    transition: color 0.2s;
  }

  .project-card:hover .project-name { color: var(--mid); }

  .project-sub {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.1em;
    color: var(--light);
  }

  /* ── STATUS BADGE ── */
  .badge {
    position: absolute;
    top: 14px;
    left: 14px;
    font-family: 'Space Mono', monospace;
    font-size: 8px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    background: rgba(248,247,245,0.92);
    color: var(--black);
    padding: 4px 8px;
    z-index: 2;
  }

  /* ── FOOTER ── */
  footer {
    margin-top: 1px;
    padding: 28px 40px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    border-top: 1px solid rgba(0,0,0,0.08);
  }

  .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
  }

  .footer-copy {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    color: var(--mid);
    letter-spacing: 0.1em;
    white-space: nowrap;
  }

  .footer-links {
    display: flex;
    gap: 0;
    list-style: none;
    flex-wrap: nowrap;
  }

  .footer-links li {
    display: flex;
    align-items: center;
  }

  .footer-links li + li::before {
    content: '';
    display: inline-block;
    width: 1px;
    height: 10px;
    background: var(--light);
    margin: 0 16px;
  }

  .footer-links a {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mid);
    text-decoration: none;
    white-space: nowrap;
  }

  .footer-links a:hover { color: var(--black); }

  /* ── HOVER OVERLAY LINE ── */
  .project-img-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(17,17,17,0);
    transition: background 0.4s;
    pointer-events: none;
  }
  .project-card:hover .project-img-wrap::after {
    background: rgba(17,17,17,0.06);
  }

  /* ── RESPONSIVE ── */
  @media (max-width: 767px) {
    .nav-top,
    .nav-bottom {
      padding-left: 16px;
      padding-right: 16px;
    }

    .nav-links {
      width: 100%;
      justify-content: space-between;
      gap: 12px;
    }

    .page-header {
      padding: 32px 16px 24px;
    }

    .page-title {
      font-size: 38px;
    }

    .filter-bar {
      padding: 14px 16px;
    }

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

    footer {
      padding: 28px 16px;
    }

    .footer-copy {
      white-space: normal;
    }
  }

  @media (min-width: 768px) and (max-width: 1023px) {
    .project-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  /* Linked cards retain the existing project-grid appearance. */
  a.project-card { color: inherit; text-decoration: none; display: block; }
  .project-card[hidden] { display: none; }

  /* Project detail pages use the same visual system as the Projects page. */
  .detail-shell { background: var(--bg); }
  .detail-hero {
    width: 100%;
    padding: clamp(18px, 3.5vw, 56px);
    background: #e8e4de;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .detail-hero img {
    width: auto;
    max-width: min(100%, 1600px);
    height: auto;
    max-height: 78vh;
    object-fit: contain;
    display: block;
  }
  .detail-intro {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(240px, 1fr);
    gap: 1px;
    background: rgba(0,0,0,0.08);
    border-bottom: 1px solid rgba(0,0,0,0.08);
  }
  .detail-intro > * { background: var(--bg); }
  .detail-summary { padding: 32px 40px 40px; }
  .detail-kicker {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.16em;
    color: var(--mid);
    text-transform: uppercase;
    margin-bottom: 14px;
  }
  .detail-description { max-width: 620px; font-size: 13px; line-height: 2; }
  .detail-credits { list-style: none; padding: 32px 40px 40px; }
  .detail-credits li {
    font-size: 11px;
    line-height: 1.9;
    color: var(--mid);
    padding: 7px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
  }
  .detail-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 48px);
    max-width: 1680px;
    margin: 0 auto;
    padding: clamp(28px, 5vw, 80px) clamp(18px, 4vw, 64px);
    background: var(--bg);
  }
  .detail-gallery figure {
    min-width: 0;
    margin: 0;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .detail-gallery img {
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 72vh;
    object-fit: contain;
    display: block;
  }
  .detail-gallery figure:nth-child(3n) { grid-column: auto; }
  .detail-back {
    display: inline-block;
    margin-top: 22px;
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.14em;
    color: var(--black);
    text-decoration: none;
    border-bottom: 1px solid var(--black);
    padding-bottom: 3px;
  }

  @media (max-width: 767px) {
    .detail-hero { padding: 16px; }
    .detail-hero img { max-height: 70vh; }
    .detail-intro { grid-template-columns: 1fr; }
    .detail-summary, .detail-credits { padding: 26px 16px 32px; }
    .detail-gallery { grid-template-columns: 1fr; gap: 24px; padding: 24px 16px 40px; }
    .detail-gallery img { max-height: 72vh; }
    .detail-gallery figure:nth-child(3n) { grid-column: auto; }
  }

  /* ── CONTENT PAGES ── */
  .content-page {
    min-height: 58vh;
    padding: clamp(36px, 6vw, 88px) 40px clamp(64px, 9vw, 128px);
  }
  .content-inner { max-width: 1120px; margin: 0 auto; }
  .content-lead {
    max-width: 760px;
    margin-bottom: clamp(42px, 6vw, 80px);
    font-size: 14px;
    line-height: 2.15;
  }
  .info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: rgba(0,0,0,0.1);
    border: 1px solid rgba(0,0,0,0.1);
  }
  .info-section { background: var(--bg); padding: clamp(28px, 4vw, 52px); }
  .info-section-wide { grid-column: 1 / -1; }
  .section-label {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--mid);
    margin-bottom: 24px;
  }
  .info-title { font-weight: 300; font-size: 16px; margin-bottom: 14px; }
  .info-text, .info-list { font-size: 12px; line-height: 2.15; }
  .info-list { list-style: none; }
  .info-list li + li { margin-top: 6px; }
  .text-link { color: inherit; text-underline-offset: 4px; text-decoration-thickness: 1px; }
  .news-list { border-top: 1px solid rgba(0,0,0,0.1); }
  .news-item {
    display: grid;
    grid-template-columns: 120px 120px 1fr;
    gap: 24px;
    padding: 28px 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
  }
  .news-date, .news-category {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.12em;
    color: var(--mid);
    text-transform: uppercase;
  }
  .news-title { font-weight: 300; font-size: 14px; line-height: 1.8; }
  .contact-grid {
    display: grid;
    grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(36px, 7vw, 96px);
    align-items: start;
  }
  .contact-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin-top: 28px; }
  .contact-button {
    display: inline-block;
    min-width: 220px;
    padding: 13px 18px;
    border: 1px solid var(--black);
    color: var(--black);
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.1em;
    text-align: center;
    transition: background 0.2s, color 0.2s;
  }
  .contact-button:hover { background: var(--black); color: var(--white); }
  .contact-form { display: grid; gap: 20px; padding: clamp(28px, 4vw, 48px); border: 1px solid rgba(0,0,0,0.1); }
  .form-field { display: grid; gap: 8px; }
  .form-field label {
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mid);
  }
  .form-field input, .form-field textarea {
    width: 100%;
    padding: 12px 0;
    border: 0;
    border-bottom: 1px solid var(--light);
    border-radius: 0;
    background: transparent;
    color: var(--black);
    font: inherit;
    outline: none;
  }
  .form-field input:focus, .form-field textarea:focus { border-bottom-color: var(--black); }
  .form-field textarea { min-height: 160px; resize: vertical; }
  .form-note { color: var(--mid); font-size: 10px; line-height: 1.8; }
  .contact-submit { background: transparent; cursor: pointer; }

  @media (max-width: 767px) {
    .content-page { padding-left: 16px; padding-right: 16px; }
    .info-grid, .contact-grid { grid-template-columns: 1fr; }
    .info-section-wide { grid-column: auto; }
    .news-item { grid-template-columns: 1fr; gap: 8px; }
  }