.page-hero { background: radial-gradient(120% 120% at 80% 0%, var(--shell-700) 0%, var(--shell-900) 60%); color: #fff; padding: 60px 0 52px; position: relative; overflow: hidden; }
      .page-hero__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(127,178,224,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(127,178,224,.07) 1px, transparent 1px); background-size: 36px 36px; mask-image: radial-gradient(120% 90% at 70% 0%, #000 35%, transparent 80%); }
      .page-hero__inner { position: relative; display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
      .page-hero h1 { font-family: var(--ff-display); font-weight: 700; font-size: clamp(1.9rem, 4vw, 3rem); letter-spacing: .01em; margin-top: 12px; }
      .page-hero p { color: #c7d6e6; margin-top: 12px; max-width: 520px; font-size: 1.04rem; }

      /* Availability strip */
      .avail-strip { background: var(--accent); }
      .avail-strip__inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.2); }
      .avail-item { background: var(--accent); padding: 18px 24px; text-align: center; }
      .avail-item__val { display: block; font-family: var(--ff-display); font-weight: 700; font-size: 1.4rem; line-height: 1; }
      .avail-item__label { display: block; font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.86); margin-top: 4px; }

      /* Catalog sections */
      .cat-wrap { padding: 60px 0; }
      .cat-section { margin-bottom: 60px; }
      .cat-section:last-child { margin-bottom: 0; }
      .cat-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--shell-800); flex-wrap: wrap; }
      .cat-head h2 { font-family: var(--ff-display); font-weight: 700; font-size: 1.4rem; letter-spacing: .03em; text-transform: uppercase; color: var(--shell-800); }
      .cat-head span { font-size: .88rem; color: var(--muted); font-style: italic; }

      /* Catalog table */
      .cat-table-wrap { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
      .cat-table { width: 100%; border-collapse: collapse; font-size: .91rem; }
      .cat-table thead th { background: var(--shell-800); color: #e8f1f9; padding: 11px 16px; text-align: left; font-family: var(--ff-display); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 600; }
      .cat-table thead th.r { text-align: right; }
      .cat-table tbody td { padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
      .cat-table tbody tr:last-child td { border-bottom: none; }
      .cat-table tbody tr:nth-child(even) td { background: var(--bg-alt); }
      .cat-table tbody tr:hover td { background: var(--bg-tint); }

      .col-pn { font-family: 'Courier New', monospace; font-size: .84rem; color: #5a6b7d; white-space: nowrap; }
      .col-desc { font-weight: 600; color: var(--shell-800); }
      .col-desc-sub { font-size: .84rem; color: var(--muted); font-weight: 400; margin-top: 2px; }
      .col-mat { font-size: .84rem; color: #6b7e90; }
      .col-price { text-align: right; font-family: var(--ff-display); font-weight: 600; color: var(--shell-800); font-size: .96rem; white-space: nowrap; }
      .col-price-break { text-align: right; font-size: .84rem; color: var(--muted); white-space: nowrap; }
      .col-lead { text-align: center; white-space: nowrap; }
      .lead-badge { display: inline-block; font-family: var(--ff-display); font-size: .68rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; padding: 3px 9px; border-radius: 4px; }
      .lead-badge--stock { background: #e8f5ee; color: #1a7a42; border: 1px solid #b8dfc9; }
      .lead-badge--short { background: #fff8ec; color: #b45309; border: 1px solid #fcd58a; }
      .lead-badge--std { background: var(--bg-tint); color: var(--mid-500); border: 1px solid #c5d9f2; }

      /* Program section */
      .program-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
      .program-card { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); }
      .program-card h3 { font-family: var(--ff-display); font-size: 1.04rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--shell-800); margin-bottom: 6px; }
      .program-card .pc-customer { font-size: .84rem; color: var(--muted); margin-bottom: 12px; }
      .program-card .pc-part { font-weight: 600; color: var(--ink); margin-bottom: 4px; }
      .program-card .pc-detail { font-size: .88rem; color: var(--muted); line-height: 1.5; }
      .pc-price-row { display: flex; justify-content: space-between; align-items: baseline; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--line); }
      .pc-price { font-family: var(--ff-display); font-weight: 700; font-size: 1.14rem; color: var(--shell-800); }
      .pc-qty { font-size: .8rem; color: var(--muted); }

      /* CTA */
      .cat-cta { background: radial-gradient(120% 120% at 0% 100%, var(--shell-700), var(--shell-900)); color: #fff; padding: 60px 0; text-align: center; }
      .cat-cta h2 { font-family: var(--ff-display); font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; margin-bottom: 12px; }
      .cat-cta p { color: #c7d6e6; max-width: 520px; margin: 0 auto 26px; font-size: 1.04rem; }
      .cat-cta-group { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }

      @media (max-width: 900px) { .program-grid { grid-template-columns: 1fr 1fr; } .avail-strip__inner { grid-template-columns: repeat(2, 1fr); } }
      @media (max-width: 600px) { .program-grid { grid-template-columns: 1fr; } .cat-table .col-price-break { display: none; } }