:root {
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --card: #f1f5f9;
  --ink: #1a2233;
  --muted: #5b6578;
  --accent: #2f6fed;
  --accent-2: #14b8a6;
  --line: #e2e8f0;
  --radius: 14px;
  --maxw: 780px;
  --maxw-wide: 1080px;
  --c-computers: #2f6fed;
  --c-networking: #7c3aed;
  --c-cameras: #dc2626;
  --c-storage: #059669;
  --c-printers: #d97706;
  --c-smart-home: #0891b2;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw-wide); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

header { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.92); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 50; }
nav { display: flex; align-items: center; justify-content: space-between; height: 66px; gap: 20px; }
.logo { font-weight: 700; letter-spacing: -.02em; font-size: 1.08rem; display: flex; align-items: center; gap: 8px; color: var(--ink); }
.logo:hover { text-decoration: none; }
.logo .mark { color: var(--accent); }
.logo .sub { color: var(--muted); font-weight: 500; }
.nav-links { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-size: .92rem; font-weight: 500; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-toggle { display: none; }
.nav-burger { display: none; flex-direction: column; gap: 4px; cursor: pointer; padding: 6px; margin-left: auto; }
.nav-burger span { width: 22px; height: 2px; background: var(--ink); display: block; border-radius: 2px; }
@media (max-width: 760px) {
  .nav-burger { display: flex; }
  .nav-links { display: none; position: absolute; top: 66px; left: 0; right: 0; background: var(--bg); flex-direction: column; align-items: flex-start; gap: 4px; padding: 16px 24px 20px; border-bottom: 1px solid var(--line); box-shadow: 0 8px 20px rgba(0,0,0,.06); }
  .nav-links a { padding: 8px 0; width: 100%; }
  .nav-toggle:checked ~ .nav-links { display: flex; }
}

.hero { padding: 56px 0 44px; }
.eyebrow { color: var(--accent-2); font-weight: 700; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; }
.hero h1 { font-size: clamp(1.9rem, 4.4vw, 2.9rem); line-height: 1.14; letter-spacing: -.02em; font-weight: 800; margin: 10px 0 16px; }
.hero p.sub { font-size: 1.08rem; color: var(--muted); max-width: 620px; }

section { padding: 48px 0; }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); letter-spacing: -.02em; margin: 6px 0 10px; }
h3 { font-size: 1.1rem; margin-bottom: 6px; }
.lead { color: var(--muted); max-width: 640px; }

.grid { display: grid; gap: 18px; margin-top: 28px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px) { .g3, .g2 { grid-template-columns: 1fr; } }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; transition: transform .15s ease, border-color .15s ease; }
a.card { display: block; color: var(--ink); }
a.card:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.card .ico { font-size: 1.6rem; margin-bottom: 8px; }
.card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.card p { color: var(--muted); font-size: .93rem; }
.card .more { display: block; margin-top: 12px; font-size: .85rem; color: var(--accent); font-weight: 600; }

.ico-badge { width: 42px; height: 42px; border-radius: 11px; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; margin-bottom: 10px; }

.pillar-tag { display: inline-block; font-size: .78rem; font-weight: 700; color: var(--accent); background: rgba(47,111,237,.08); padding: 4px 10px; border-radius: 999px; margin-bottom: 10px; }
.pillar-tag.c-computers, .ico-badge.c-computers { color: var(--c-computers); background: color-mix(in srgb, var(--c-computers) 10%, white); }
.pillar-tag.c-networking, .ico-badge.c-networking { color: var(--c-networking); background: color-mix(in srgb, var(--c-networking) 10%, white); }
.pillar-tag.c-cameras, .ico-badge.c-cameras { color: var(--c-cameras); background: color-mix(in srgb, var(--c-cameras) 10%, white); }
.pillar-tag.c-storage, .ico-badge.c-storage { color: var(--c-storage); background: color-mix(in srgb, var(--c-storage) 10%, white); }
.pillar-tag.c-printers, .ico-badge.c-printers { color: var(--c-printers); background: color-mix(in srgb, var(--c-printers) 10%, white); }
.pillar-tag.c-smart-home, .ico-badge.c-smart-home { color: var(--c-smart-home); background: color-mix(in srgb, var(--c-smart-home) 10%, white); }
.eyebrow.c-computers { color: var(--c-computers); }
.eyebrow.c-networking { color: var(--c-networking); }
.eyebrow.c-cameras { color: var(--c-cameras); }
.eyebrow.c-storage { color: var(--c-storage); }
.eyebrow.c-printers { color: var(--c-printers); }
.eyebrow.c-smart-home { color: var(--c-smart-home); }
a.card.c-computers:hover { border-color: var(--c-computers); }
a.card.c-networking:hover { border-color: var(--c-networking); }
a.card.c-cameras:hover { border-color: var(--c-cameras); }
a.card.c-storage:hover { border-color: var(--c-storage); }
a.card.c-printers:hover { border-color: var(--c-printers); }
a.card.c-smart-home:hover { border-color: var(--c-smart-home); }

.related { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin-top: 40px; }
.related h3 { font-size: .95rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 14px; }
.related ul { list-style: none; margin: 0; padding: 0; }
.related li { margin-bottom: 10px; font-size: .98rem; }
.related li:last-child { margin-bottom: 0; }
.related a { font-weight: 600; color: var(--ink); }
.related a:hover { color: var(--accent); }

article.post { padding: 44px 0 60px; }
article.post .meta { color: var(--muted); font-size: .88rem; margin-bottom: 6px; }
article.post h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); letter-spacing: -.02em; line-height: 1.18; margin-bottom: 18px; }
article.post .dek { font-size: 1.1rem; color: var(--muted); margin-bottom: 28px; }
article.post h2 { margin-top: 34px; margin-bottom: 12px; }
article.post h3 { margin-top: 24px; margin-bottom: 8px; }
article.post p { margin-bottom: 16px; font-size: 1.02rem; }
article.post ul, article.post ol { margin: 0 0 16px 22px; }
article.post li { margin-bottom: 8px; font-size: 1.02rem; }
article.post strong { color: var(--ink); }

.ad-slot { display: none; border: 1px dashed var(--line); border-radius: 10px; padding: 18px; text-align: center; color: var(--muted); font-size: .82rem; margin: 30px 0; background: var(--bg-soft); }

.cta-box { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 28px; margin-top: 36px; }
.cta-box h3 { margin-bottom: 8px; }
.cta-box p { color: var(--muted); margin-bottom: 14px; font-size: .96rem; }
.btn { display: inline-block; font-weight: 600; cursor: pointer; padding: 11px 20px; border-radius: 999px; border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #ffffff; font-size: .92rem; }
.btn:hover { text-decoration: none; opacity: .92; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }

.pillar-list { margin-top: 22px; }
.pillar-list .card { margin-bottom: 14px; }

footer { border-top: 1px solid var(--line); padding: 36px 0; color: var(--muted); font-size: .88rem; margin-top: 20px; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; align-items: center; }
footer .flinks { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--muted); }
footer a:hover { color: var(--ink); }

.breadcrumb { font-size: .86rem; color: var(--muted); margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }