:root {
  --bg: #0E1A2E;
  --surface: #142339;
  --surface2: #1A2C44;
  --surface3: #213553;
  --border: #243D60;
  --border-bright: #345780;
  --text: #C9D2DE;
  --muted: #8A929E;
  --white: #F5EDD8;
  --accent: #8FB8D6;
  --accent2: #B9D5EA;
  --display: 'IBM Plex Mono', 'IBM Plex Sans', ui-monospace, monospace;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --body: 'IBM Plex Sans', 'IBM Plex Mono', system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: var(--body); font-size: 15px; line-height: 1.6; min-height: 100vh; }
a { cursor: pointer; text-decoration: none; color: inherit; }
img { max-width: 100%; }
h1, h2, h3, h4, h5, .nav-logo-text, .footer-logo { font-family: var(--display); color: var(--white); letter-spacing: -0.5px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--bg); padding: 8px 12px; z-index: 200; }
.skip:focus { left: 8px; top: 8px; }

/* NAV */
nav.top { position: sticky; top: 0; z-index: 100; background: rgba(14,26,46,0.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 24px; padding: 0 32px; height: 60px; }
.nav-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.nav-logo svg { height: 28px; width: auto; display: block; }
.nav-logo-text { font-weight: 700; font-size: 15px; letter-spacing: 0.08em; color: var(--white); }
.nav-logo-text span { color: var(--accent); }
.nav-links { display: flex; gap: 4px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.nav-links::-webkit-scrollbar { display: none; }
.nav-links a { font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding: 6px 12px; border-radius: 4px; transition: color 0.2s, background 0.2s; white-space: nowrap; }
.nav-links a:hover, .nav-links a.active { color: var(--white); background: var(--surface2); }
.nav-cta { font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; background: var(--accent); color: #0E1A2E; padding: 8px 18px; border-radius: 4px; transition: opacity 0.2s; white-space: nowrap; flex-shrink: 0; }
.nav-cta:hover { opacity: 0.85; }
.nav-soon { display: inline-block; margin-left: 6px; padding: 1px 7px; font-size: 9px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase; color: #0b0f1a; background: var(--accent); border-radius: 999px; vertical-align: middle; line-height: 1.4; }
@media (max-width: 700px) { nav.top { padding: 0 16px; gap: 12px; } .nav-logo-text { display: none; } }

/* SECTIONS */
.section { max-width: 1100px; margin: 0 auto; padding: 56px 40px; }
.section.tight { padding-top: 32px; padding-bottom: 0; }
.section-label { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); margin-bottom: 32px; display: flex; align-items: center; gap: 12px; }
.section-label::after { content: ''; flex: 1; max-width: 60px; height: 1px; background: var(--border); }
@media (max-width: 700px) { .section { padding: 40px 20px; } }

/* HERO */
.hero-row { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; max-width: 1200px; margin: 0 auto; padding: 48px 40px 56px; }
@media (max-width: 860px) { .hero-row { grid-template-columns: 1fr; padding: 40px 20px; } .hero-mark { display: none; } }
.hero-eyebrow { font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 24px; }
.hero h1 { font-weight: 800; font-size: clamp(30px, 4.2vw, 54px); line-height: 1.05; letter-spacing: -1.5px; color: var(--white); margin-bottom: 24px; }
.hero h1 em, .page-header h1 em, h2 em, h3 em { font-style: normal; color: var(--accent); }
.hero p { font-size: 17px; color: var(--text); max-width: 560px; line-height: 1.7; margin-bottom: 40px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-mark { display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, rgba(143,184,214,0.06) 0%, rgba(245,237,216,0.02) 100%); border: 1px solid var(--border); border-radius: 12px; padding: 56px 40px; color: var(--white); }
.hero-mark svg { width: 100%; max-width: 320px; height: auto; }

/* BUTTONS */
.btn-primary, .btn-ghost { display: inline-block; font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; padding: 13px 28px; border-radius: 4px; transition: opacity 0.2s, border-color 0.2s, color 0.2s; cursor: pointer; border: none; }
.btn-primary { background: var(--accent); color: #0E1A2E; }
.btn-primary:hover { opacity: 0.85; }
.btn-ghost { background: transparent; color: var(--white); border: 1px solid var(--border-bright); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* SERVICE GRID */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
@media (max-width: 900px) { .service-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .service-grid { grid-template-columns: 1fr; } }
.service-card { display: block; background: var(--surface); padding: 36px 32px; transition: background 0.2s; position: relative; }
.service-card:hover { background: var(--surface2); }
.service-card-num { font-family: var(--mono); font-size: 10px; letter-spacing: 0.15em; color: var(--muted); margin-bottom: 20px; }
.service-card h3, .service-card h2 { font-weight: 700; font-size: 18px; color: var(--white); margin-bottom: 12px; letter-spacing: -0.3px; line-height: 1.2; }
.service-card p { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 20px; }
.service-card-tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* CTA STRIP */
.cta-strip { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 48px 40px; flex-wrap: wrap; }
.cta-strip h3 { font-weight: 700; font-size: 24px; color: var(--white); letter-spacing: -0.5px; margin-bottom: 8px; }
.cta-strip p { font-size: 14px; color: var(--muted); max-width: 500px; }
.cta-strip-actions { display: flex; gap: 12px; flex-shrink: 0; flex-wrap: wrap; }

/* FOOTER */
footer.site { padding: 48px 40px; border-top: 1px solid var(--border); }
.footer-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-logo { font-weight: 800; font-size: 22px; color: var(--white); letter-spacing: -1px; margin-bottom: 12px; }
.footer-logo span { color: var(--accent); }
footer p, footer li { font-size: 12px; color: var(--muted); line-height: 1.7; }
footer h5 { font-family: var(--mono); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
footer ul { list-style: none; }
footer a:hover { color: var(--accent); }
.footer-bottom { max-width: 1100px; margin: 32px auto 0; padding-top: 20px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 11px; color: var(--muted); }

/* TAGS */
.tag { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); background: var(--surface3); border: 1px solid var(--border); padding: 3px 10px; border-radius: 20px; }
.tag.accent { color: var(--accent); border-color: rgba(143,184,214,0.3); background: rgba(143,184,214,0.08); }

/* PROOF STRIP */
.brand-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 28px 40px; display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.brand-strip-label { font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: 0.15em; text-transform: uppercase; white-space: nowrap; }
.brands { display: flex; gap: 28px; flex-wrap: wrap; align-items: center; }
.brand-name { font-family: var(--display); font-weight: 700; font-size: 13px; color: var(--muted); letter-spacing: 0.05em; }

/* PAGE HEADER */
.page-header { padding: 64px 40px 48px; border-bottom: 1px solid var(--border); background: var(--surface); position: relative; overflow: hidden; }
.page-header::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent) 0%, transparent 65%); }
.page-header-inner { max-width: 1100px; margin: 0 auto; }
.page-header-meta { font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 16px; }
.page-header-meta a:hover { color: var(--accent); }
.page-header h1 { font-weight: 800; font-size: clamp(30px, 4vw, 52px); letter-spacing: -1.5px; color: var(--white); margin-bottom: 16px; line-height: 1.1; }
.page-header p { font-size: 16px; color: var(--muted); max-width: 640px; line-height: 1.7; }
.page-header .hero-actions { margin-top: 28px; }
@media (max-width: 700px) { .page-header { padding: 40px 20px 32px; } }

/* LAYOUT HELPERS */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }
.stack > * + * { margin-top: 16px; }
.prose p { font-size: 16px; color: var(--text); line-height: 1.8; margin-bottom: 20px; max-width: 720px; }
.prose p strong { color: var(--white); font-weight: 600; }
.prose h2 { font-size: 26px; font-weight: 700; margin: 40px 0 16px; letter-spacing: -0.5px; }
.prose h3 { font-size: 18px; font-weight: 700; margin: 28px 0 10px; }

/* INFO BLOCK */
.info-block { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 32px; }
.info-block h2, .info-block h3, .info-block h4 { font-weight: 700; font-size: 18px; color: var(--white); margin-bottom: 16px; letter-spacing: -0.3px; }
.info-block p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.info-block.accent { border-color: rgba(143,184,214,0.3); }
.info-block.accent h2, .info-block.accent h3, .info-block.accent h4 { color: var(--accent); }

/* USE CASE BLOCK */
.use-case-block { background: linear-gradient(135deg, rgba(143,184,214,0.05) 0%, transparent 100%); border: 1px solid rgba(143,184,214,0.15); border-radius: 8px; padding: 28px; margin-top: 24px; }
.use-case-block h2, .use-case-block h3, .use-case-block h5 { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.use-case-block ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.use-case-block li { font-size: 13px; color: var(--text); display: flex; align-items: flex-start; gap: 10px; }
.use-case-block li::before { content: '->'; color: var(--accent); font-size: 12px; margin-top: 2px; flex-shrink: 0; font-family: var(--mono); }

/* TABLES */
.inv-section { margin-top: 48px; }
.inv-section h2, .inv-section h3 { font-weight: 700; font-size: 22px; color: var(--white); margin-bottom: 8px; letter-spacing: -0.5px; }
.inv-section .inv-sub { font-size: 13px; color: var(--muted); margin-bottom: 24px; }
.table-wrap { overflow-x: auto; }
.inv-table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; min-width: 640px; }
.inv-table thead { background: var(--surface2); }
.inv-table th { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--border); }
.inv-table td { font-size: 13px; color: var(--text); padding: 14px 18px; border-bottom: 1px solid var(--border); vertical-align: top; }
.inv-table tr:last-child td { border-bottom: none; }
.inv-table tr:hover td { background: var(--surface2); }
.inv-table td:first-child { color: var(--white); font-weight: 500; }
.qty-badge { font-family: var(--mono); font-size: 11px; background: var(--surface3); border: 1px solid var(--border); padding: 2px 10px; border-radius: 20px; color: var(--text); white-space: nowrap; }
.avail-badge { font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 10px; border-radius: 20px; white-space: nowrap; }
.avail-badge.stocked { background: rgba(143,184,214,0.08); color: var(--accent); border: 1px solid rgba(143,184,214,0.25); }
.avail-badge.custom { background: rgba(245,237,216,0.06); color: var(--white); border: 1px solid rgba(245,237,216,0.18); }
.avail-badge.request { background: rgba(255,107,53,0.15); color: #ff8c5a; border: 1px solid rgba(255,107,53,0.3); }

.cable-table { width: 100%; border-collapse: collapse; margin-top: 20px; min-width: 480px; }
.cable-table th { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); padding: 10px 16px; text-align: left; background: var(--surface2); border: 1px solid var(--border); }
.cable-table td { font-size: 13px; color: var(--text); padding: 11px 16px; border: 1px solid var(--border); }
.cable-table .highlight { background: rgba(143,184,214,0.07); }
.cable-table .highlight td { color: var(--accent); font-weight: 500; }
.cable-table td.good { color: #6dff7f; }
.cable-table td.warn { color: #ff8c5a; }
.cable-table td.bad { color: #ff6b6b; }

/* CALLOUT */
.callout { display: flex; gap: 16px; align-items: flex-start; background: var(--surface2); border: 1px solid var(--border); border-left: 3px solid var(--accent); border-radius: 0 8px 8px 0; padding: 20px 24px; margin: 24px 0; }
.callout h2, .callout h3, .callout h5 { font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.callout p { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* KIT CARD */
.kit-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.kit-card { display: block; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 28px; position: relative; overflow: hidden; transition: border-color 0.25s; }
.kit-card:hover { border-color: var(--border-bright); }
.kit-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: var(--accent); opacity: 0; transition: opacity 0.25s; }
.kit-card:hover::before { opacity: 1; }
.kit-card h2, .kit-card h3, .kit-card h4 { font-weight: 700; font-size: 17px; color: var(--white); margin-bottom: 8px; letter-spacing: -0.3px; }
.kit-card p { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 16px; }
.kit-card-items { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.kit-card-items li { font-family: var(--mono); font-size: 11px; color: var(--text); display: flex; align-items: flex-start; gap: 8px; padding: 5px 0; border-bottom: 1px solid var(--border); }
.kit-card-items li:last-child { border-bottom: none; }
.kit-card-items li::before { content: '-'; color: var(--accent); flex-shrink: 0; }
.kit-card .more { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-top: 16px; display: inline-block; }

/* SPECS */
.specs-list { list-style: none; display: flex; flex-direction: column; }
.specs-list li { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.specs-list li:last-child { border-bottom: none; }
.spec-key { color: var(--muted); font-family: var(--mono); font-size: 11px; letter-spacing: 0.05em; }
.spec-val { color: var(--white); font-weight: 500; text-align: right; }

/* FEATURE PANEL */
.feature-panel { background: linear-gradient(135deg, rgba(143,184,214,0.06) 0%, rgba(245,237,216,0.03) 100%); border: 1px solid rgba(143,184,214,0.18); border-radius: 12px; padding: 48px; margin-bottom: 40px; }
.feature-panel h2 { font-weight: 800; font-size: clamp(26px, 3vw, 40px); letter-spacing: -1px; margin-bottom: 16px; }
.feature-panel p { font-size: 16px; color: var(--muted); max-width: 600px; line-height: 1.7; }
.badge { display: inline-block; font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); background: rgba(143,184,214,0.10); border: 1px solid rgba(143,184,214,0.28); padding: 5px 14px; border-radius: 20px; margin-bottom: 20px; }
@media (max-width: 700px) { .feature-panel { padding: 28px 20px; } }

/* PHOTOS */
.photo { margin: 0 auto 24px; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--surface); }
.photo img { width: 100%; height: auto; display: block; }
.photo.wide img { aspect-ratio: 16/8; object-fit: cover; }
.photo.constrained { max-width: 360px; }
.photo.portrait { max-width: 380px; }
.photo.medium { max-width: 520px; }
.photo.large { max-width: 720px; }
.photo-cap { font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: 0.12em; text-transform: uppercase; padding: 10px 14px; border-top: 1px solid var(--border); }
.about-photo { max-width: 300px; margin: 0 0 32px 0; border-radius: 10px; overflow: hidden; border: 1px solid var(--border); }
.about-photo img { width: 100%; height: auto; display: block; }

/* ABOUT / CONTACT */
.about-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }
.contact-sidebar { display: flex; flex-direction: column; gap: 16px; }
.contact-item { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 20px 24px; }
.contact-item h2, .contact-item h3, .contact-item h5 { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.contact-item p { font-size: 14px; color: var(--white); line-height: 1.5; }
.contact-item a { color: var(--accent); }
.contact-item a:hover { text-decoration: underline; }
.contact-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.contact-form label { display: block; font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 12px 16px; font-family: var(--body); font-size: 14px; color: var(--white); outline: none; transition: border-color 0.2s; appearance: none; -webkit-appearance: none; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--accent); }
.contact-form textarea { min-height: 140px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }

/* FAQ */
.faq { max-width: 800px; }
.faq details { border-bottom: 1px solid var(--border); padding: 18px 0; }
.faq summary { cursor: pointer; font-family: var(--display); font-weight: 600; font-size: 16px; color: var(--white); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-family: var(--mono); }
.faq details[open] summary::after { content: '-'; }
.faq details p { font-size: 14px; color: var(--muted); line-height: 1.7; margin-top: 12px; max-width: 720px; }

/* STEPS */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 24px; }
.step-num { font-family: var(--mono); font-size: 10px; letter-spacing: 0.15em; color: var(--accent); margin-bottom: 12px; }
.step h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* APP GRID */
.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.app-card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 28px; display: flex; flex-direction: column; gap: 10px; }
.app-card .platform { font-family: var(--mono); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); }
.app-card h3 { font-size: 18px; font-weight: 700; }
.app-card p { font-size: 13px; color: var(--muted); line-height: 1.6; flex: 1; }
.app-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.app-links a { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; padding: 8px 14px; border-radius: 4px; border: 1px solid var(--border-bright); color: var(--white); }
.app-links a.store { background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 600; }
.app-links a:hover { border-color: var(--accent); }

/* STATS */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 32px 0; }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr; } }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 24px; }
.stat .n { font-family: var(--display); font-weight: 800; font-size: 32px; color: var(--white); letter-spacing: -1px; }
.stat .l { font-family: var(--mono); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); margin-top: 6px; }