* { box-sizing: border-box; margin: 0; padding: 0; }
  body { font-family: 'Noto Sans JP', 'Hiragino Sans', 'Meiryo', sans-serif; color: #222; background: #fff; line-height: 1.7; }
  a { text-decoration: none; color: inherit; }

  /* ===== HEADER ===== */
  .site-header {
    background: #fff;
    border-bottom: 2px solid #2D4356;
    padding: 12px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  }
  .site-header .logo img {
    height: 40px;
    object-fit: contain;
  }
  .site-header .header-tel {
    font-size: 0.9rem;
    color: #2D4356;
    font-weight: 700;
    text-align: right;
  }
  .site-header .header-tel span {
    display: block;
    font-size: 1.3rem;
    color: #0D5A8F;
  }

  /* ===== HERO ===== */
  .hero {
    background: linear-gradient(135deg, #2D4356 0%, #3D5A75 100%);
    color: #fff;
    padding: 80px 40px;
  }
  .hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }
  .hero-inner > * { min-width: 0; }
  .hero h1 {
    font-size: 2rem;
    font-weight: 900;
    line-height: 1.4;
    margin-bottom: 20px;
    color: #fff;
  }
  .hero h1 em {
    font-style: normal;
    color: #1483C7;
  }
  .hero-sub {
    font-size: 1rem;
    color: #cdd6e8;
    margin-bottom: 36px;
    line-height: 1.8;
  }
  .hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }
  .btn-primary, .btn-secondary {
    display: inline-block;
    padding: 16px 28px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    text-align: center;
    min-width: 200px;
    transition: opacity 0.2s;
  }
  .btn-primary {
    background: #1483C7;
    color: #fff;
    border: 2px solid #1483C7;
  }
  .btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
  }
  .btn-primary:hover, .btn-secondary:hover { opacity: 0.85; }

  /* Countdown box */
  .countdown-box {
    background: rgba(231,76,60,0.1);
    border: 2px solid #1483C7;
    border-radius: 12px;
    padding: 32px;
    text-align: center;
  }
  .countdown-box .countdown-label {
    font-size: 0.85rem;
    color: #1483C7;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
  }
  .countdown-box .countdown-title {
    font-size: 1rem;
    color: #fff;
    margin-bottom: 20px;
    line-height: 1.5;
  }
  .countdown-timer {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 16px;
  }
  .countdown-unit {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(231,76,60,0.5);
    border-radius: 8px;
    padding: 12px 16px;
    min-width: 70px;
  }
  .countdown-unit .num {
    font-size: 2rem;
    font-weight: 900;
    color: #1483C7;
    display: block;
    line-height: 1;
  }
  .countdown-unit .unit-label {
    font-size: 0.7rem;
    color: #cdd6e8;
    margin-top: 4px;
  }
  .countdown-note {
    font-size: 0.8rem;
    color: #cdd6e8;
  }

  /* ===== SECTION COMMON ===== */
  section {
    padding: 80px 40px;
  }
  .section-inner {
    max-width: 1100px;
    margin: 0 auto;
  }
  .contact-section { background: #f7f9fc; }
  .form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
  }
  .section-tag {
    display: inline-block;
    background: #1483C7;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    letter-spacing: 1px;
    margin-bottom: 12px;
  }
  .section-tag.navy {
    background: #2D4356;
  }
  h2 {
    font-size: 1.8rem;
    font-weight: 900;
    color: #2D4356;
    margin-bottom: 16px;
    line-height: 1.4;
  }
  .section-lead {
    font-size: 1rem;
    color: #555;
    margin-bottom: 48px;
    max-width: 750px;
    line-height: 1.8;
  }

  /* ===== SECTION 2: PAIN ===== */
  .pain-section { background: #f7f9fc; }
  .pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .pain-card {
    background: #fff;
    border: 1px solid #dde3ef;
    border-radius: 10px;
    padding: 20px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #2D4356;
    line-height: 1.5;
  }
  .pain-card.highlight {
    border: 2px solid #1483C7;
    color: #1483C7;
    background: #EAF4FB;
  }
  .pain-card::before {
    content: "✓";
    color: #1483C7;
    font-weight: 900;
    margin-right: 8px;
  }

  /* ===== SECTION 3: HOTLINE ===== */
  .hotline-section { background: #fff; }
  .merit-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 60px;
  }
  .merit-card {
    background: #f0f4ff;
    border-radius: 10px;
    padding: 24px 16px;
    text-align: center;
  }
  .merit-card .merit-icon {
    font-size: 2.4rem;
    margin-bottom: 12px;
  }
  .merit-card h3 {
    font-size: 0.95rem;
    color: #2D4356;
    font-weight: 700;
  }
  .function-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 60px;
  }
  .function-item {
    background: #2D4356;
    color: #fff;
    border-radius: 8px;
    padding: 16px;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
  }
  .products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .product-card {
    border: 1px solid #dde3ef;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
  }
  .product-card img {
    width: 100%;
    max-height: 160px;
    object-fit: contain;
    margin-bottom: 16px;
    border-radius: 8px;
    background: #f8f8f8;
  }
  .product-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #2D4356;
    margin-bottom: 4px;
  }
  .product-card .product-model {
    font-size: 0.8rem;
    color: #888;
    margin-bottom: 10px;
  }
  .product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
  }
  .product-tag {
    background: #e8ecf7;
    color: #2D4356;
    font-size: 0.72rem;
    padding: 3px 10px;
    border-radius: 20px;
  }

  /* ===== SECTION 4: CASES ===== */
  .cases-section { background: #f7f9fc; }
  .kpi-bar {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-bottom: 56px;
    flex-wrap: wrap;
  }
  .kpi-item {
    text-align: center;
  }
  .kpi-item .kpi-num {
    font-size: 2.4rem;
    font-weight: 900;
    color: #2D4356;
    line-height: 1;
  }
  .kpi-item .kpi-label {
    font-size: 0.85rem;
    color: #666;
    margin-top: 4px;
  }
  .kpi-divider {
    width: 1px;
    background: #ccc;
    align-self: stretch;
  }

  /* ATM main case */
  .case-main {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 40px;
    border: 1px solid #dde3ef;
  }
  .case-main-body {
    padding: 40px;
  }
  .case-main-body .case-label {
    display: inline-block;
    background: #2D4356;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 16px;
    letter-spacing: 1px;
  }
  .case-main-body h3 {
    font-size: 1.4rem;
    font-weight: 900;
    color: #2D4356;
    margin-bottom: 10px;
    line-height: 1.4;
  }
  .case-main-body .case-subtitle {
    font-size: 1rem;
    color: #1483C7;
    font-weight: 700;
    margin-bottom: 24px;
  }
  .case-detail {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
  }
  .case-detail-item h4 {
    font-size: 0.85rem;
    color: #1483C7;
    font-weight: 700;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  .case-detail-item p {
    font-size: 0.9rem;
    color: #444;
    line-height: 1.7;
  }
  .case-main-img {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
    display: block;
  }

  /* Sub cases 3 col */
  .case-sub-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
  }
  .case-sub-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #dde3ef;
  }
  .case-sub-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
  }
  .case-sub-card .sub-card-body {
    padding: 20px;
  }
  .case-sub-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #2D4356;
    margin-bottom: 8px;
  }
  .case-sub-card p {
    font-size: 0.88rem;
    color: #555;
    line-height: 1.7;
  }

  /* Industry chips */
  .industry-section h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #2D4356;
    margin-bottom: 16px;
  }
  .industry-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }
  .chip {
    background: #e8ecf7;
    color: #2D4356;
    font-size: 0.85rem;
    padding: 6px 16px;
    border-radius: 20px;
    font-weight: 600;
  }
  .chip.hot {
    background: #EAF4FB;
    color: #1483C7;
    border: 1px solid #1483C7;
  }

  /* ===== SECTION 5: FLOW ===== */
  .flow-section { background: #fff; }
  .flow-steps {
    display: flex;
    gap: 0;
    position: relative;
  }
  .flow-step {
    flex: 1;
    text-align: center;
    padding: 32px 20px;
    background: #f0f4ff;
    border-radius: 12px;
    position: relative;
  }
  .flow-step + .flow-step {
    margin-left: 40px;
  }
  .flow-step + .flow-step::before {
    content: "→";
    position: absolute;
    left: -28px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: #2D4356;
  }
  .step-num {
    display: inline-block;
    background: #2D4356;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
  }
  .flow-step h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #2D4356;
    margin-bottom: 8px;
  }
  .flow-step p {
    font-size: 0.88rem;
    color: #555;
    line-height: 1.6;
  }

  /* ===== CTA SECTION ===== */
  .cta-section {
    background: #2D4356;
    color: #fff;
    text-align: center;
    padding: 80px 40px;
  }
  .cta-section h2 {
    color: #fff;
    margin-bottom: 40px;
  }
  .cta-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }
  .btn-cta-primary {
    display: inline-block;
    background: #1483C7;
    color: #fff;
    padding: 18px 40px;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 700;
    min-width: 220px;
    text-align: center;
    transition: opacity 0.2s;
  }
  .btn-cta-primary:hover { opacity: 0.85; }
  .btn-cta-secondary {
    display: inline-block;
    background: transparent;
    color: #fff;
    padding: 18px 40px;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 700;
    border: 2px solid #fff;
    min-width: 220px;
    text-align: center;
    transition: opacity 0.2s;
  }
  .btn-cta-secondary:hover { opacity: 0.85; }
  .btn-cta-amber {
    display: inline-block;
    background: #8FB920;
    color: #fff;
    padding: 18px 40px;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 700;
    min-width: 220px;
    text-align: center;
    transition: opacity 0.2s;
  }
  .cta-tel {
    margin-top: 28px;
    font-size: 1.1rem;
    color: #cdd6e8;
  }
  .cta-tel strong {
    color: #fff;
    font-size: 1.5rem;
  }

  /* ===== SECTION 7: EMERGENCY ===== */
  .emergency-section { background: #f7f9fc; }
  .approach-block {
    background: #fff;
    border-radius: 14px;
    padding: 40px;
    margin-bottom: 32px;
    border: 1px solid #dde3ef;
  }
  .approach-block h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: #2D4356;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid #2D4356;
  }
  .system-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin: 28px 0;
    flex-wrap: wrap;
  }
  .diagram-box {
    background: #2D4356;
    color: #fff;
    border-radius: 10px;
    padding: 16px 24px;
    font-size: 0.95rem;
    font-weight: 700;
    text-align: center;
    min-width: 160px;
  }
  .diagram-arrow {
    font-size: 1.8rem;
    color: #1483C7;
    padding: 0 12px;
    font-weight: 900;
  }
  .approach-desc {
    font-size: 0.95rem;
    color: #444;
    line-height: 1.8;
    margin-top: 16px;
  }
  .core-functions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
  }
  .core-func {
    background: #2D4356;
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
  }

  /* Emergency cases */
  .emergency-case {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 32px;
    border: 1px solid #dde3ef;
  }
  .emergency-case-body {
    padding: 36px;
  }
  .emergency-case-body h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: #2D4356;
    margin-bottom: 20px;
  }
  .emergency-case img {
    width: 100%;
    max-height: 360px;
    object-fit: cover;
    display: block;
  }
  .flow-list {
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .flow-list li {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 0.9rem;
    color: #444;
    line-height: 1.6;
  }
  .flow-list li:last-child {
    border-bottom: none;
  }
  .flow-list .step-badge {
    background: #2D4356;
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 20px;
    white-space: nowrap;
    align-self: flex-start;
    margin-top: 2px;
  }
  .flow-sub-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: #1483C7;
    margin: 20px 0 8px;
  }

  /* ===== FOOTER ===== */
  footer {
    background: #2D4356;
    color: #8899bb;
    text-align: center;
    padding: 32px 40px;
    font-size: 0.85rem;
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 768px) {
    .hero-inner { grid-template-columns: 1fr; gap: 40px; }
    .hero h1 { font-size: 1.5rem; }
    .pain-grid { grid-template-columns: 1fr 1fr; }
    .merit-grid { grid-template-columns: 1fr 1fr; }
    .function-grid { grid-template-columns: 1fr 1fr; }
    .products-grid { grid-template-columns: 1fr 1fr; }
    .case-sub-grid { grid-template-columns: 1fr; }
    .case-detail { grid-template-columns: 1fr; }
    .flow-steps { flex-direction: column; }
    .flow-step + .flow-step { margin-left: 0; margin-top: 32px; }
    .flow-step + .flow-step::before { content: "↓"; left: 50%; top: -24px; transform: translateX(-50%); }
    .kpi-bar { gap: 24px; }
    .system-diagram { flex-direction: column; }
    section { padding: 60px 20px; }
    .site-header { padding: 12px 20px; }
    .hero { padding: 60px 20px; }
    .cta-section { padding: 60px 20px; }
    .form-grid-2 { grid-template-columns: 1fr; }
  }

  @media (max-width: 480px) {
    .pain-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 1.3rem; }
    .countdown-box { padding: 20px 16px; }
    .countdown-timer { gap: 6px; }
    .countdown-unit { min-width: 0; flex: 1; padding: 8px 4px; }
    .countdown-unit .num { font-size: 1.4rem; }
    .countdown-unit .unit-label { font-size: 0.6rem; }
    .btn-primary, .btn-secondary, .btn-cta-primary, .btn-cta-secondary, .btn-cta-amber { min-width: 0; width: 100%; }
  }