/* ── HERO CATÁLOGO ── */
.catalog-hero {
  background: var(--blue);
  position: relative;
  overflow: hidden;
  padding: 72px 48px 56px;
  display: flex;
  align-items: center;
  gap: 64px;
}
.catalog-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.015) 0, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 38px);
  pointer-events: none;
}
.catalog-hero-bar { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--accent); }
.catalog-hero-text { position: relative; z-index: 2; max-width: 600px; }
.hero-eyebrow { font-family: 'Barlow Condensed', sans-serif; font-size: 11px; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.hero-eyebrow::before { content: ''; display: inline-block; width: 28px; height: 1px; background: var(--accent); }
.catalog-hero h1 { font-family: 'Bebas Neue', sans-serif; font-size: clamp(48px, 6vw, 80px); line-height: 0.95; letter-spacing: 0.02em; color: var(--white); margin-bottom: 20px; }
.catalog-hero h1 span { color: var(--accent); }
.catalog-hero p { font-size: 17px; font-weight: 300; color: rgba(255,255,255,0.68); line-height: 1.75; max-width: 480px; margin-bottom: 32px; }
.hero-badges { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-badge { display: flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.14); border-radius: 4px; padding: 7px 14px; font-family: 'Barlow Condensed', sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.75); }
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }

/* ── STICKY PRODUCT NAV ── */
.prod-nav {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--border);
  position: relative;
  overflow-x: auto;
  scrollbar-width: none;
}
.prod-nav::-webkit-scrollbar { display: none; }
.prod-nav-inner { display: flex; padding: 0 48px; min-width: max-content; }
.prod-nav-item { font-family: 'Barlow Condensed', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray); text-decoration: none; padding: 16px 20px; border-bottom: 2px solid transparent; margin-bottom: -2px; white-space: nowrap; transition: color 0.2s, border-color 0.2s; }
.prod-nav-item:hover { color: var(--blue); border-color: var(--blue-light); }
.prod-nav-item.active { color: var(--blue); border-color: var(--blue); }

/* ── CATALOG LAYOUT ── */
.catalog-body { display: flex; max-width: 1400px; margin: 0 auto; align-items: flex-start; position: relative; }

/* ── SIDEBAR ── */
.catalog-sidebar {
  width: 280px;
  flex-shrink: 0;
  padding: 48px 32px;
  border-right: 1px solid var(--border);
  position: sticky;
  top: 72px;
  height: calc(100vh - 72px);
  overflow-y: auto;
}
.sidebar-title { font-family: 'Barlow Condensed', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gray); margin-bottom: 20px; }
.sidebar-link { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 6px; font-family: 'Barlow Condensed', sans-serif; font-size: 15px; font-weight: 600; letter-spacing: 0.02em; color: var(--text); text-decoration: none; margin-bottom: 2px; transition: background 0.2s, color 0.2s; border-left: 2px solid transparent; }
.sidebar-link:hover { background: var(--off); color: var(--blue); }
.sidebar-link.active { background: rgba(11,37,69,0.06); color: var(--blue); border-left-color: var(--accent); }
.sidebar-link::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: transparent; transition: background 0.2s, transform 0.2s; }
.sidebar-link:hover::before { background: var(--blue-light); transform: scale(1.2); }
.sidebar-link.active::before { background: var(--accent); transform: scale(1.2); }
.sidebar-divider { height: 1px; background: var(--border); margin: 16px 0; }
.sidebar-cta { background: var(--blue); color: var(--white); border-radius: 6px; padding: 14px 16px; margin-top: 24px; text-align: center; text-decoration: none; display: block; font-family: 'Barlow Condensed', sans-serif; font-size: 14px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; transition: background 0.2s, transform 0.2s; }
.sidebar-cta:hover { background: var(--blue-mid); transform: translateY(-2px); }

/* ── MAIN CONTENT ── */
.catalog-main { flex: 1; min-width: 0; padding: 0 56px 80px; }

/* ── SECTION HEADER ── */
.cat-section { padding-top: 72px; scroll-margin-top: 130px; } /* Override for products page due to double nav */
.cat-section:first-child { padding-top: 48px; }
.section-banner {
  background: var(--blue);
  border-radius: 10px;
  padding: 36px 40px;
  margin-bottom: 36px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 24px;
}
.section-banner::before { content: ''; position: absolute; inset: 0; background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.015) 0, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 30px); }
.section-banner-accent { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--accent); border-radius: 10px 0 0 10px; }
.section-banner-num { font-family: 'Bebas Neue', sans-serif; font-size: 72px; color: rgba(255,255,255,0.06); line-height: 1; position: absolute; right: 32px; top: 50%; transform: translateY(-50%); letter-spacing: -0.02em; pointer-events: none; }
.section-banner-content { position: relative; z-index: 2; }
.section-banner-label { font-family: 'Barlow Condensed', sans-serif; font-size: 10px; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.section-banner h2 { font-family: 'Bebas Neue', sans-serif; font-size: clamp(32px, 4vw, 48px); color: var(--white); letter-spacing: 0.02em; line-height: 1; }

/* ── PRODUCT CARD ── */
.product-card { background: var(--white); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; margin-bottom: 24px; transition: box-shadow 0.25s, transform 0.25s; }
.product-card:hover { box-shadow: 0 12px 48px rgba(11,37,69,0.08); transform: translateY(-2px); }
.product-card-header { background: var(--off); padding: 24px 28px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.product-card-title { font-family: 'Barlow Condensed', sans-serif; font-size: 22px; font-weight: 700; color: var(--blue); letter-spacing: 0.01em; margin-bottom: 8px; }
.product-card-desc { font-size: 15px; font-weight: 300; color: #4a5568; line-height: 1.7; max-width: 680px; }
.cert-pill { display: inline-flex; align-items: center; gap: 5px; background: rgba(11,37,69,0.07); border: 1px solid rgba(11,37,69,0.14); border-radius: 99px; padding: 4px 12px; font-family: 'Barlow Condensed', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); white-space: nowrap; }
.cert-pill svg { width: 12px; height: 12px; color: var(--accent); flex-shrink: 0; }
.product-card-body { padding: 24px 28px; }

/* ── TABS ── */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab-btn { font-family: 'Barlow Condensed', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gray); padding: 10px 20px; border: none; border-bottom: 2px solid transparent; margin-bottom: -1px; cursor: pointer; background: none; transition: color 0.2s, border-color 0.2s; }
.tab-btn:hover { color: var(--blue); }
.tab-btn.active { color: var(--blue); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

/* ── TECH TABLE ── */
.tech-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.tech-table thead tr { background: var(--blue); }
.tech-table thead th { color: var(--white); font-family: 'Barlow Condensed', sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 11px 16px; text-align: left; }
.tech-table tbody tr { border-bottom: 1px solid var(--border); }
.tech-table tbody tr:last-child { border-bottom: none; }
.tech-table tbody tr:hover { background: var(--off); }
.tech-table td { padding: 10px 16px; color: var(--text); }
.tech-table td:first-child { font-weight: 500; color: var(--blue); }
.table-wrapper { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; }
.table-caption { font-family: 'Barlow Condensed', sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray); margin-bottom: 8px; }

/* ── FEATURE LIST ── */
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.feature-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; color: #4a5568; line-height: 1.6; }
.feature-list li::before { content: ''; width: 18px; height: 18px; border-radius: 50%; background: rgba(11,37,69,0.06); border: 1px solid var(--blue); flex-shrink: 0; margin-top: 2px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230B2545' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 8l3 3 7-7'/%3E%3C/svg%3E"); background-size: 65%; background-repeat: no-repeat; background-position: center; }

/* ── INFO GRID ── */
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.info-card { background: var(--off); border-radius: 8px; padding: 18px 20px; border-left: 3px solid var(--accent); }
.info-card-label { font-family: 'Barlow Condensed', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gray); margin-bottom: 4px; }
.info-card-value { font-family: 'Barlow Condensed', sans-serif; font-size: 18px; font-weight: 700; color: var(--blue); }

/* ── NOTE BOX ── */
.note-box { background: rgba(11,37,69,0.04); border-left: 3px solid var(--blue-light); border-radius: 0 6px 6px 0; padding: 14px 18px; font-size: 13px; font-style: italic; color: var(--gray); line-height: 1.6; margin-top: 16px; }

/* ── GRID 2 ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ── PDF DOWNLOAD ── */
.pdf-bar { background: var(--off); border: 1px solid var(--border); border-radius: 8px; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 32px; flex-wrap: wrap; }
.pdf-bar-text strong { font-family: 'Barlow Condensed', sans-serif; font-size: 16px; font-weight: 700; color: var(--blue); display: block; letter-spacing: 0.02em; }
.pdf-bar-text span { font-size: 13px; color: var(--gray); }
.pdf-btn { display: inline-flex; align-items: center; gap: 8px; background: var(--blue); color: var(--white); font-family: 'Barlow Condensed', sans-serif; font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 11px 22px; border-radius: 6px; text-decoration: none; transition: background 0.2s, transform 0.2s; white-space: nowrap; }
.pdf-btn:hover { background: var(--blue-mid); transform: translateY(-2px); }
.pdf-btn svg { width: 15px; height: 15px; flex-shrink: 0; }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) { .catalog-sidebar { display: none; } .catalog-main { padding: 0 32px 60px; } }
@media (max-width: 768px) {
  .prod-nav { display: none; }
  .catalog-hero { padding: 48px 16px 40px; gap: 24px; }
  .catalog-hero h1 { font-size: clamp(36px, 10vw, 56px); }
  .catalog-hero p { font-size: 15px; }
  .hero-badges { gap: 6px; }
  .hero-badge { font-size: 10px; padding: 5px 10px; }
  .catalog-main { padding: 0 16px 48px; }
  .section-banner { padding: 20px 16px; }
  .section-banner h2 { font-size: clamp(24px, 6vw, 36px); }
  .section-banner-num { display: none; }
  .product-card-header { flex-direction: column; padding: 16px 16px 12px; }
  .product-card-body { padding: 16px; }
  .product-card-title { font-size: 19px; }
  .product-card-desc { font-size: 14px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .tabs { overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .tabs::-webkit-scrollbar { display: none; }
  .tab-btn { padding: 10px 14px; font-size: 12px; white-space: nowrap; }
  .tech-table { font-size: 12px; }
  .tech-table thead th { font-size: 10px; padding: 8px 10px; }
  .tech-table td { padding: 8px 10px; }
  .pdf-bar { flex-direction: column; text-align: center; padding: 16px; }
  .pdf-bar-text strong { font-size: 14px; }
  .note-box { font-size: 12px; padding: 12px 14px; }
}