/* Shared subpage styles for Helixx — extends main site tokens */
:root {
  --ink: #0A0E1A;
  --ink-2: #0E1426;
  --ink-3: #141B30;
  --paper: #FFFFFF;
  --muted: rgba(255,255,255,0.62);
  --muted-2: rgba(255,255,255,0.38);
  --hair: rgba(255,255,255,0.08);
  --hair-2: rgba(255,255,255,0.14);
  --cyan: #00D4FF;
  --cyan-soft: rgba(0,212,255,0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; padding: 0; background: var(--ink); color: var(--paper); font-family: 'Inter Tight', system-ui, sans-serif; -webkit-font-smoothing: antialiased; line-height: 1.5; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: 980px; margin: 0 auto; padding: 0 32px; }
.wrap-wide { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.035em; line-height: 1.1; }
h1 { font-size: clamp(36px, 5vw, 64px); font-weight: 700; line-height: 1.05; }
h2 { font-size: clamp(26px, 3.2vw, 38px); margin-top: 56px; margin-bottom: 18px; }
h3 { font-size: 20px; margin-top: 32px; margin-bottom: 12px; letter-spacing: -0.02em; }
p { margin: 0 0 20px; color: rgba(255,255,255,0.78); font-size: 17px; line-height: 1.75; }
.lead { font-size: 20px; color: var(--muted); line-height: 1.65; }
ul, ol { color: rgba(255,255,255,0.78); font-size: 17px; line-height: 1.85; padding-left: 22px; margin: 0 0 24px; }
li { margin-bottom: 8px; }
strong { color: var(--paper); font-weight: 600; }
.kicker { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--cyan); }

.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border-radius: 6px; font-size: 14px; font-weight: 500; transition: all 0.18s; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--cyan); color: var(--ink); }
.btn-primary:hover { background: #FFFFFF; }
.btn-ghost { border-color: var(--hair-2); color: var(--paper); background: transparent; }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.btn .arr { transition: transform 0.2s; }
.btn:hover .arr { transform: translateX(3px); }

.word { font-family: 'Inter Tight', sans-serif; font-weight: 600; letter-spacing: -0.045em; line-height: 1; display: inline-block; color: var(--paper); }
.word .dot { color: var(--cyan); font-weight: 700; }

/* NAV (matches main) */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(10,14,26,0.85); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--hair); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 32px; max-width: 1440px; margin: 0 auto; }
.nav-logo { font-size: 26px; }
.nav-menu { display: flex; gap: 36px; font-size: 14px; color: var(--muted); }
.nav-menu a { transition: color 0.15s; }
.nav-menu a:hover { color: var(--paper); }
.nav-mobile { display: none; background: transparent; border: 1px solid var(--hair-2); color: var(--paper); width: 40px; height: 40px; border-radius: 8px; align-items: center; justify-content: center; cursor: pointer; padding: 0; font-size: 16px; }
@media (max-width: 980px) {
  .nav-menu { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; background: rgba(10,14,26,0.96); backdrop-filter: blur(16px); padding: 20px 32px; border-bottom: 1px solid var(--hair); gap: 18px; }
  .nav-menu.open { display: flex; }
  .nav-cta { display: none; }
  .nav-mobile { display: inline-flex; }
}

/* Article hero */
.article-hero { padding: 160px 0 60px; border-bottom: 1px solid var(--hair); position: relative; overflow: hidden; }
.article-hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px); background-size: 48px 48px; opacity: 0.5; mask-image: radial-gradient(ellipse at 70% 30%, black 30%, transparent 75%); pointer-events: none; }
.article-hero .wrap { position: relative; z-index: 1; }
.crumbs { display: flex; gap: 8px; align-items: center; font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 24px; }
.crumbs a { color: var(--muted); transition: color 0.15s; }
.crumbs a:hover { color: var(--cyan); }
.crumbs span { color: var(--cyan); }
.article-meta { display: flex; gap: 16px; align-items: center; font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cyan); margin-bottom: 24px; }
.article-meta .dot { color: var(--muted-2); }
.article-title { font-size: clamp(36px, 5.2vw, 60px); line-height: 1.05; max-width: 900px; margin-bottom: 28px; }
.article-byline { display: flex; gap: 14px; align-items: center; color: var(--muted); font-size: 14px; }
.avatar { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg, var(--cyan), #0EA5C8); display: flex; align-items: center; justify-content: center; color: var(--ink); font-weight: 700; font-size: 13px; }

.cover { aspect-ratio: 16/8; border: 1px solid var(--hair); border-radius: 16px; overflow: hidden; margin: 48px auto 0; max-width: 980px; position: relative; background: var(--ink-2); }
.cover svg { width: 100%; height: 100%; display: block; }

.article { padding: 80px 0 120px; }
.article p:first-of-type::first-letter { font-size: 56px; float: left; line-height: 0.9; padding: 6px 12px 0 0; font-weight: 600; color: var(--cyan); }

.callout { border-left: 2px solid var(--cyan); padding: 4px 0 4px 24px; margin: 32px 0; color: var(--paper); font-size: 19px; font-style: italic; line-height: 1.55; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hair); border: 1px solid var(--hair); border-radius: 12px; overflow: hidden; margin: 40px 0; }
.stat-row > div { background: var(--ink-2); padding: 28px 24px; }
.stat-row .num { font-family: 'Inter Tight', sans-serif; font-size: 36px; font-weight: 700; color: var(--cyan); letter-spacing: -0.03em; line-height: 1; }
.stat-row .lab { margin-top: 8px; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); }

.endnote { margin-top: 64px; padding-top: 32px; border-top: 1px solid var(--hair); display: flex; gap: 20px; align-items: flex-start; }
.endnote .avatar { width: 48px; height: 48px; flex-shrink: 0; }
.endnote .who { color: var(--paper); font-weight: 600; }
.endnote .what { color: var(--muted); font-size: 14px; }

.cta-card { margin-top: 80px; padding: 56px 48px; background: linear-gradient(135deg, var(--ink-2), var(--ink-3)); border: 1px solid var(--hair-2); border-radius: 20px; text-align: center; }
.cta-card h3 { font-size: 28px; margin: 0 0 12px; }
.cta-card p { color: var(--muted); max-width: 520px; margin: 0 auto 28px; }

/* FOOTER */
.footer { background: var(--ink-2); border-top: 1px solid var(--hair); padding: 80px 0 40px; margin-top: 60px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.footer h5 { font-size: 12px; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 18px; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 12px; font-size: 14px; }
.footer-foot { padding-top: 32px; border-top: 1px solid var(--hair); display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--muted-2); flex-wrap: wrap; gap: 12px; }
.footer-legal { font-size: 11px; color: var(--muted-2); margin-top: 12px; max-width: 100%; }

/* Page-specific layouts */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; padding: 80px 0; }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 48px 0; }
.value { padding: 28px 24px; background: var(--ink-2); border: 1px solid var(--hair); border-radius: 12px; }
.value-num { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--cyan); letter-spacing: 0.2em; }
.value h4 { font-size: 18px; margin: 14px 0 10px; }
.value p { font-size: 14px; line-height: 1.6; margin: 0; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; padding: 80px 0; }
.contact-list { display: flex; flex-direction: column; gap: 28px; }
.contact-block h4 { font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted-2); font-weight: 500; margin-bottom: 8px; }
.contact-block .v { font-size: 18px; color: var(--paper); }
.contact-block .v a { transition: color 0.15s; }
.contact-block .v a:hover { color: var(--cyan); }

.form { background: var(--ink-2); border: 1px solid var(--hair); border-radius: 16px; padding: 36px; }
.form .row { display: grid; gap: 16px; margin-bottom: 16px; }
.form label { display: block; font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 8px; }
.form input, .form textarea, .form select { width: 100%; padding: 14px 16px; background: var(--ink); border: 1px solid var(--hair-2); border-radius: 8px; color: var(--paper); font-family: inherit; font-size: 15px; transition: border-color 0.15s; }
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--cyan); }
.form textarea { min-height: 120px; resize: vertical; }
.form button { margin-top: 8px; }

.blog-list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding: 80px 0; }
.blog-card-page { display: block; background: var(--ink-2); border: 1px solid var(--hair); border-radius: 12px; overflow: hidden; transition: all 0.2s; cursor: pointer; color: inherit; }
.blog-card-page:hover { border-color: var(--cyan); transform: translateY(-3px); }
.blog-card-page .thumb { aspect-ratio: 16/9; position: relative; overflow: hidden; }
.blog-card-page .thumb svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.blog-card-page .meta { padding: 24px 24px 8px; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cyan); }
.blog-card-page .title { padding: 0 24px 24px; font-size: 18px; font-weight: 600; line-height: 1.3; letter-spacing: -0.02em; }

@media (max-width: 980px) {
  .stat-row { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .blog-list-grid { grid-template-columns: 1fr; }
}