@charset "UTF-8";
/* 共通CSS: 以前は各ページの<style>に直書き（8ページで共通） */

/* ---- style#technicaldata-page-style ---- */

  /* ===== 技術資料ページ ===== */
  .technicaldata-page { background: var(--paper-warm); }
  .page-hero .data-date {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 22px;
    padding: 7px 12px;
    border: 1px solid rgba(255,255,255,.24);
    background: rgba(255,255,255,.08);
    color: #d9edf9;
    font-family: var(--type-mono);
    font-size: .72rem;
    letter-spacing: .06em;
  }
  .page-hero .data-date::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--theme);
    box-shadow: 0 0 0 4px rgba(0,168,142,.14);
  }

  .tech-intro {
    padding: 78px 0 72px;
    background: var(--paper-warm);
  }
  .tech-intro-grid {
    display: grid;
    grid-template-columns: minmax(0,1.25fr) minmax(320px,.75fr);
    gap: 60px;
    align-items: start;
  }
  .tech-intro-copy h2 {
    font-family: var(--type-serif);
    font-size: clamp(1.65rem,3vw,2.15rem);
    line-height: 1.55;
    color: var(--ink);
    margin-bottom: 18px;
  }
  .tech-intro-copy p {
    max-width: 680px;
    color: #4d6478;
    font-size: .97rem;
  }
  .tech-source-note {
    margin-top: 22px;
    padding: 14px 16px;
    border-left: 3px solid var(--theme);
    background: var(--theme-soft);
    color: #38556c;
    font-size: .84rem;
  }
  .tech-summary {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    border: 1px solid var(--line);
    background: var(--line);
    gap: 1px;
  }
  .tech-summary-item {
    min-height: 132px;
    padding: 22px 20px;
    background: #fff;
  }
  .tech-summary-item .label {
    display: block;
    font-family: var(--type-mono);
    font-size: .65rem;
    letter-spacing: .1em;
    color: var(--fiber-deep);
    margin-bottom: 10px;
    text-transform: uppercase;
  }
  .tech-summary-item strong {
    display: block;
    font-family: var(--type-mono);
    font-size: 1.34rem;
    color: var(--air-deep);
    line-height: 1.35;
  }
  .tech-summary-item small {
    display: block;
    margin-top: 7px;
    color: #6b8394;
    font-size: .76rem;
    line-height: 1.55;
  }

  .tech-section {
    padding: 82px 0;
    border-top: 1px solid var(--line);
    scroll-margin-top: 136px;
  }
  .tech-section:nth-of-type(even) { background: var(--paper); }
  .tech-section:nth-of-type(odd) { background: var(--paper-warm); }
  .tech-section-head {
    display: grid;
    grid-template-columns: 120px minmax(0,1fr);
    gap: 28px;
    align-items: start;
    margin-bottom: 34px;
  }
  .tech-section-num {
    font-family: var(--type-mono);
    color: var(--theme);
    font-size: .74rem;
    letter-spacing: .14em;
    padding-top: 7px;
  }
  .tech-section-title h2 {
    font-family: var(--type-serif);
    font-size: clamp(1.5rem,2.8vw,1.95rem);
    color: var(--ink);
    line-height: 1.5;
  }
  .tech-section-title p {
    margin-top: 10px;
    max-width: 720px;
    color: #587083;
    font-size: .91rem;
  }

  .tech-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: 0 12px 32px rgba(13,52,84,.045);
  }
  .tech-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 980px;
    background: #fff;
    font-size: .82rem;
  }
  .tech-table caption {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--line);
    background: #eef8fd;
    color: #6a8396;
    font-family: var(--type-mono);
    font-size: .68rem;
    letter-spacing: .07em;
  }
  .tech-table th,
  .tech-table td {
    padding: 13px 14px;
    border-right: 1px solid #e8f0f5;
    border-bottom: 1px solid var(--line);
    vertical-align: middle;
  }
  .tech-table th:last-child,
  .tech-table td:last-child { border-right: 0; }
  .tech-table thead th {
    background: #e8f5fb;
    color: var(--ink-deep);
    font-size: .73rem;
    font-weight: 700;
    line-height: 1.5;
    text-align: center;
  }
  .tech-table thead tr:first-child th {
    background: var(--ink-deep);
    color: #fff;
    border-color: rgba(255,255,255,.16);
  }
  .tech-table tbody th {
    width: 160px;
    background: #f7fbfd;
    color: var(--ink);
    text-align: left;
    font-weight: 700;
  }
  .tech-table td {
    color: #38556c;
    text-align: center;
  }
  .tech-table td.left { text-align: left; }
  .tech-table td.mono {
    font-family: var(--type-mono);
    color: var(--ink);
  }
  .tech-table tbody tr:hover td,
  .tech-table tbody tr:hover th { background-color: var(--theme-soft); }
  .tech-table .dash { color: #9aabb7; }

  .property-grid {
    display: grid;
    grid-template-columns: repeat(4,minmax(0,1fr));
    gap: 1px;
    border: 1px solid var(--line);
    background: var(--line);
  }
  .property-card {
    background: #fff;
    padding: 26px 22px;
    min-height: 166px;
  }
  .property-card .property-label {
    display: block;
    color: var(--fiber-deep);
    font-family: var(--type-mono);
    font-size: .67rem;
    letter-spacing: .08em;
    margin-bottom: 12px;
  }
  .property-card strong {
    display: block;
    color: var(--ink-deep);
    font-family: var(--type-serif);
    font-size: 1.35rem;
    line-height: 1.4;
  }
  .property-card p {
    margin-top: 9px;
    color: #678094;
    font-size: .78rem;
    line-height: 1.7;
  }

  .gas-grid {
    display: grid;
    grid-template-columns: repeat(4,minmax(0,1fr));
    gap: 1px;
    border: 1px solid var(--line);
    background: var(--line);
    margin-top: 24px;
  }
  .gas-card {
    padding: 22px 18px;
    background: #fff;
  }
  .gas-card .gas-name {
    font-family: var(--type-mono);
    font-size: .7rem;
    color: #6a8396;
  }
  .gas-card strong {
    display: block;
    margin-top: 8px;
    color: var(--ink-deep);
    font-size: 1rem;
  }
  .gas-card.detected strong { color: var(--fiber-deep); }

  .recognition-grid {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 14px;
  }
  .recognition-card {
    position: relative;
    min-height: 190px;
    padding: 30px 30px 28px 76px;
    border: 1px solid var(--line);
    background: #fff;
  }
  .recognition-card .rc-num {
    position: absolute;
    left: 28px;
    top: 30px;
    font-family: var(--type-mono);
    color: var(--theme);
    font-size: .74rem;
    letter-spacing: .08em;
  }
  .recognition-card h3 {
    font-family: var(--type-serif);
    font-size: 1.08rem;
    color: var(--ink);
    line-height: 1.55;
    margin-bottom: 10px;
  }
  .recognition-card p {
    color: #587083;
    font-size: .84rem;
    line-height: 1.75;
  }
  .recognition-card .rc-chip {
    display: inline-block;
    margin-top: 14px;
    padding: 5px 9px;
    border-radius: 999px;
    background: var(--theme-soft);
    color: var(--theme);
    font-family: var(--type-mono);
    font-size: .66rem;
  }

  .tech-footnote {
    margin-top: 24px;
    color: #6b8394;
    font-size: .78rem;
    line-height: 1.75;
  }

  @media (max-width: 900px) {
    .tech-intro-grid { grid-template-columns: 1fr; gap: 34px; }
    .property-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .gas-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  }
  @media (max-width: 700px) {
    .tech-section { padding: 64px 0; }
    .tech-section-head { grid-template-columns: 1fr; gap: 8px; }
    .tech-summary { grid-template-columns: 1fr 1fr; }
    .recognition-grid { grid-template-columns: 1fr; }
  }
  @media (max-width: 520px) {
    .tech-summary,
    .property-grid,
    .gas-grid { grid-template-columns: 1fr; }
    .recognition-card { padding-left: 58px; }
    .recognition-card .rc-num { left: 20px; }
  }