/* Product Advantage LLC — site styles */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #f4f2ec;
  --bg-2: #ebe8df;
  --ink: #0b1b26;
  --ink-2: #1c2b36;
  --muted: #5a6771;
  --card: #ffffff;
  --border: #e2ded4;
  --border-2: #cfcabd;
  --accent: #1f4fe0;
  --accent-2: #173fb8;
  --accent-soft: #e6ecfc;
  --navy: #0f1c2e;
  --navy-2: #16263c;
  --on-navy: #f3f5f8;
  --on-navy-muted: #a9b5c4;
  --radius: 14px;
  --radius-lg: 24px;
  --shadow: 0 1px 2px rgba(11, 27, 38, 0.04), 0 12px 32px -16px rgba(11, 27, 38, 0.18);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0 0 0.5em; line-height: 1.1; letter-spacing: -0.03em; font-weight: 600; }
h1 { font-size: clamp(2.6rem, 6.5vw, 5rem); letter-spacing: -0.045em; }
h2 { font-size: clamp(2rem, 4.5vw, 3.25rem); letter-spacing: -0.04em; }
h3 { font-size: 1.5rem; letter-spacing: -0.02em; }
h4 { font-size: 1.1rem; letter-spacing: -0.01em; }
em.serif, .serif { font-family: var(--font-serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
em.serif.accent { color: var(--accent); }
.lead { font-size: 1.2rem; color: var(--ink-2); }
.muted { color: var(--muted); }
.small { font-size: 0.92rem; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.container.narrow { max-width: 820px; }

/* Eyebrow / labels */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-2); background: var(--bg-2); border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 999px; margin-bottom: 20px;
}
.eyebrow::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.eyebrow.plain { background: transparent; border: 0; padding: 0; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 0.98rem; line-height: 1;
  padding: 16px 22px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn .arrow {
  display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  font-size: 0.85rem; margin: -6px -8px -6px 0;
}
.btn-dark { background: var(--navy); color: var(--on-navy); }
.btn-dark:hover { background: #060d16; color: #fff; }
.btn-dark .arrow { background: var(--accent); color: #fff; }
.btn-light { background: var(--card); color: var(--ink); border-color: var(--border-2); }
.btn-light:hover { border-color: var(--ink); color: var(--ink); }
.btn-light .arrow { background: var(--bg-2); color: var(--ink); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-2); color: #fff; }
.btn-accent .arrow { background: rgba(255,255,255,.18); color: #fff; }
.btn-ghost { background: transparent; color: var(--on-navy); border-color: rgba(255,255,255,.25); }
.btn-ghost:hover { border-color: #fff; color: #fff; }
.btn-sm { padding: 11px 16px; font-size: 0.9rem; }
.btn-sm .arrow { width: 24px; height: 24px; font-size: 0.75rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.link-arrow { font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.link-arrow .arrow { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 0.75rem; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; padding: 14px 16px; }
.nav-pill {
  max-width: var(--container); margin: 0 auto;
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,.86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 10px 8px 16px;
  box-shadow: var(--shadow);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.02em; font-size: 1.02rem; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand .mark { width: 30px; height: 30px; }
.brand strong { color: var(--accent); font-weight: 700; }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a { font-size: 0.9rem; font-weight: 500; padding: 8px 11px; border-radius: 999px; color: var(--ink-2); white-space: nowrap; }
.nav-links a:hover, .nav-links a[aria-current="page"] { background: var(--bg-2); color: var(--ink); }
.nav-cta { margin-left: 6px; }
.nav-toggle { display: none; margin-left: auto; background: transparent; border: 1px solid var(--border); border-radius: 999px; width: 40px; height: 40px; font-size: 1.1rem; cursor: pointer; color: var(--ink); }
.mobile-nav {
  max-width: var(--container); margin: 10px auto 0; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 10px; box-shadow: var(--shadow);
  display: none; flex-direction: column; gap: 2px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a { padding: 12px 14px; border-radius: 10px; font-weight: 500; }
.mobile-nav a:hover { background: var(--bg-2); }
.mobile-nav .btn { margin: 8px 6px 4px; justify-content: center; }

/* Sections */
section { padding: 96px 0; scroll-margin-top: 84px; }
section.tight { padding: 64px 0; }
.section-head { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: end; margin-bottom: 56px; }
.section-head p { margin: 0; }
.section-head h2 { margin: 0; }
.section-head.center { grid-template-columns: 1fr; text-align: center; justify-items: center; }
.section-head.center p { max-width: 640px; }
.section-head.stack { grid-template-columns: 1fr; }

/* Hero */
.hero { padding: 56px 0 96px; position: relative; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: -20% -10% auto auto; width: 60vw; height: 60vw; max-width: 760px; max-height: 760px;
  background: radial-gradient(closest-side, rgba(31,79,224,.14), transparent 70%); pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; position: relative; }
.hero h1 { margin-bottom: 28px; }
.hero .lead { max-width: 560px; margin-bottom: 36px; }
.hero-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow);
}
.hero-visual {
  aspect-ratio: 4 / 3; position: relative;
  background:
    radial-gradient(120% 90% at 20% 10%, #22304a 0%, transparent 55%),
    radial-gradient(90% 70% at 90% 90%, #1f4fe0 0%, transparent 55%),
    linear-gradient(160deg, #0f1c2e, #142540 60%, #0b1420);
}
.hero-visual .grid-lines {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(80% 80% at 50% 50%, #000 40%, transparent 100%);
}
.hero-visual .term {
  position: absolute; left: 22px; right: 22px; bottom: 22px;
  background: rgba(6, 12, 20, .72); border: 1px solid rgba(255,255,255,.1); border-radius: 12px;
  padding: 14px 16px; font-family: var(--font-mono); font-size: 0.76rem; line-height: 1.7; color: #cfd8e4;
}
.hero-visual .term .c { color: #7f8ea1; }
.hero-visual .term .g { color: #6fe3a1; }
.hero-visual .term .b { color: #8fb0ff; }
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; }
.hero-stats > div { padding: 22px 24px; }
.hero-stats > div + div { border-left: 1px solid var(--border); }
.hero-stats .label { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.hero-stats .value { font-size: 1.35rem; font-weight: 600; letter-spacing: -0.03em; line-height: 1.15; }
.hero-stats .value .serif { font-size: 1.5rem; }
.hero-stats .sub { font-size: 0.9rem; color: var(--muted); margin-top: 6px; }
.hero-tags { border-top: 1px solid var(--border); padding: 16px 24px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.hero-tags span { font-size: 0.78rem; font-weight: 500; padding: 5px 10px; border-radius: 999px; background: var(--bg-2); color: var(--ink-2); }
.hero-tags .label { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); background: none; padding: 0; margin-right: 4px; }
.hero-tagline { border-top: 1px solid var(--border); padding: 16px 24px; font-family: var(--font-serif); font-style: italic; font-size: 1.2rem; color: var(--ink-2); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cards.two { grid-template-columns: repeat(2, 1fr); }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px;
  display: flex; flex-direction: column; gap: 14px; box-shadow: var(--shadow);
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--border-2); }
.card .num { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; color: var(--muted); }
.card h3 { margin: 4px 0 0; }
.card p { margin: 0; color: var(--muted); flex: 1; }
.card .link-arrow { margin-top: 8px; }
.card.dark { background: var(--navy); color: var(--on-navy); border-color: var(--navy); }
.card.dark .num, .card.dark p { color: var(--on-navy-muted); }
.card.dark:hover { border-color: var(--navy-2); }
.card.dark a:hover { color: #fff; }
.card.accent-top { border-top: 4px solid var(--accent); }
.card .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-size: 1.2rem; }
.card.dark .icon { background: rgba(255,255,255,.08); color: #9fb6ff; }
.center { text-align: center; }
.mt { margin-top: 48px; }
.mt-sm { margin-top: 24px; }

/* Split content */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split.wide-left { grid-template-columns: 1.2fr 0.8fr; }
.split .btn-row { margin-top: 28px; }
.portrait {
  aspect-ratio: 4 / 5; border-radius: var(--radius-lg); border: 1px solid var(--border); overflow: hidden; position: relative;
  background: linear-gradient(160deg, #e8e4d9, #d7d2c4);
  display: grid; place-items: center; color: var(--muted); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: .14em; text-transform: uppercase;
}
.portrait .initials { font-family: var(--font-serif); font-style: italic; font-size: 7rem; color: rgba(11,27,38,.18); letter-spacing: -0.04em; text-transform: none; }
.portrait .cap { position: absolute; bottom: 18px; left: 18px; right: 18px; background: rgba(255,255,255,.85); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; color: var(--ink); text-transform: none; letter-spacing: 0; font-family: var(--font-sans); font-size: 0.9rem; }
.portrait .cap strong { display: block; font-size: 1rem; }

/* Lists */
.check-list { list-style: none; padding: 0; margin: 20px 0; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list li::before { content: '✓'; flex: 0 0 auto; width: 22px; height: 22px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-size: 0.75rem; font-weight: 700; margin-top: 3px; }
.x-list li::before { content: '✕'; background: #f6e7e7; color: #b23b3b; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { padding: 28px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--card); }
.feature h4 { margin-bottom: 8px; }
.feature p { margin: 0; color: var(--muted); font-size: 0.98rem; }
.feature .k { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; color: var(--accent); margin-bottom: 12px; text-transform: uppercase; }

/* Steps / process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding: 28px 24px 24px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.step::before { counter-increment: step; content: '0' counter(step); font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.16em; color: var(--accent); display: block; margin-bottom: 14px; }
.step h4 { margin-bottom: 8px; }
.step p { margin: 0; color: var(--muted); font-size: 0.96rem; }
.step .when { font-size: 0.8rem; color: var(--muted); font-weight: 500; margin-bottom: 6px; }

/* Pricing */
.pricing { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.price-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.price-card.featured { background: var(--navy); color: var(--on-navy); border-color: var(--navy); }
.price-card .tier { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.price-card.featured .tier { color: #9fb6ff; }
.price-card .price { font-size: 2.6rem; font-weight: 600; letter-spacing: -0.04em; margin: 10px 0 2px; line-height: 1; }
.price-card .price small { font-size: 1rem; font-weight: 500; letter-spacing: 0; color: var(--muted); }
.price-card.featured .price small { color: var(--on-navy-muted); }
.price-card .desc { color: var(--muted); margin: 10px 0 18px; }
.price-card.featured .desc { color: var(--on-navy-muted); }
.price-card ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 10px; flex: 1; }
.price-card li { display: flex; gap: 10px; font-size: 0.98rem; }
.price-card li::before { content: '—'; color: var(--accent); }
.price-card.featured li::before { color: #9fb6ff; }
.price-note { text-align: center; color: var(--muted); font-size: 0.95rem; margin-top: 20px; }

/* Comparison table */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--card); }
table.compare { width: 100%; border-collapse: collapse; font-size: 0.96rem; min-width: 640px; }
table.compare th, table.compare td { padding: 16px 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); }
table.compare th { font-size: 0.78rem; font-family: var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); background: var(--bg); font-weight: 500; }
table.compare tr:last-child td { border-bottom: 0; }
table.compare td:first-child { font-weight: 600; color: var(--ink-2); width: 20%; }
table.compare td.hl { background: var(--accent-soft); font-weight: 500; }
table.compare th.hl { background: var(--accent); color: #fff; }

/* FAQ */
.faq { max-width: 860px; margin: 0 auto; display: grid; gap: 10px; }
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 0 24px; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 0; font-weight: 600; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.4rem; font-weight: 400; color: var(--muted); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); margin: 0 0 20px; }

/* Quote / callout */
.callout { background: var(--navy); color: var(--on-navy); border-radius: var(--radius-lg); padding: 56px; display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 40px; align-items: center; }
.callout h2 { color: #fff; margin-bottom: 12px; }
.callout p { color: var(--on-navy-muted); margin: 0; }
.callout .btn-row { justify-content: flex-end; }
.callout.light { background: var(--card); color: var(--ink); border: 1px solid var(--border); }
.callout.light h2 { color: var(--ink); }
.callout.light p { color: var(--muted); }
blockquote.pull { margin: 0; font-family: var(--font-serif); font-style: italic; font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.3; color: var(--ink-2); max-width: 820px; }
blockquote.pull cite { display: block; font-family: var(--font-sans); font-style: normal; font-size: 0.95rem; color: var(--muted); margin-top: 18px; }

/* Code block */
.code { background: var(--navy); color: #cfd8e4; border-radius: 16px; padding: 22px 24px; font-family: var(--font-mono); font-size: 0.82rem; line-height: 1.7; overflow-x: auto; }
.code .c { color: #7f8ea1; } .code .bad { color: #ff8585; } .code .good { color: #6fe3a1; } .code .k { color: #8fb0ff; }
.code-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.code-pair .lbl { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }

/* Logo / brand strip */
.brands { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.brand-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; display: grid; gap: 12px; }
.brand-card .wordmark { font-weight: 700; font-size: 1.5rem; letter-spacing: -0.03em; }
.brand-card .wordmark .dot { color: var(--accent); }
.brand-card p { margin: 0; color: var(--muted); }
.brand-card .tag { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }

/* Portfolio / investing */
.thesis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; }
.stat .big { font-size: 2rem; font-weight: 600; letter-spacing: -0.04em; line-height: 1.1; }
.stat .big .serif { font-size: 2.2rem; color: var(--accent); }
.stat .lbl { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.stat p { margin: 10px 0 0; color: var(--muted); font-size: 0.95rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
form.contact { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; display: grid; gap: 18px; box-shadow: var(--shadow); }
form.contact label { display: grid; gap: 8px; font-weight: 600; font-size: 0.92rem; }
form.contact input, form.contact textarea, form.contact select {
  font: inherit; font-size: 1rem; padding: 14px 16px; border: 1px solid var(--border-2); border-radius: 12px; background: var(--bg); color: var(--ink); width: 100%;
}
form.contact input:focus, form.contact textarea:focus, form.contact select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
form.contact textarea { min-height: 140px; resize: vertical; }
form.contact .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
form.contact .hp { position: absolute; left: -9999px; }
form.contact .btn { justify-content: center; }
.contact-points { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.contact-points li { display: flex; gap: 14px; align-items: flex-start; }
.contact-points .ic { flex: 0 0 auto; width: 36px; height: 36px; border-radius: 10px; background: var(--card); border: 1px solid var(--border); display: grid; place-items: center; font-size: 1rem; }
.contact-points strong { display: block; }
.contact-points span { color: var(--muted); font-size: 0.95rem; }
.form-status { font-size: 0.95rem; color: var(--muted); margin: 0; }

/* Page hero (interior) */
.page-hero { padding: 48px 0 64px; }
.page-hero h1 { font-size: clamp(2.4rem, 5.5vw, 4.2rem); max-width: 900px; }
.page-hero .lead { max-width: 680px; }
.page-hero .meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 28px 0 32px; font-size: 0.95rem; color: var(--muted); }
.page-hero .meta strong { color: var(--ink); }
.band { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.band-dark { background: var(--navy); color: var(--on-navy); }
.band-dark h2, .band-dark h3 { color: #fff; }
.band-dark p, .band-dark .muted { color: var(--on-navy-muted); }
.band-dark .feature { background: var(--navy-2); border-color: rgba(255,255,255,.08); }
.band-dark .feature h4 { color: #fff; }
.band-dark .feature .k { color: #9fb6ff; }
.band-dark .eyebrow { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12); color: var(--on-navy); }
.prose { max-width: 760px; }
.prose p { color: var(--ink-2); }
.prose h3 { margin-top: 2em; }
.divider { border: 0; border-top: 1px solid var(--border); margin: 0; }

/* Footer */
.site-footer { background: var(--navy); color: var(--on-navy); padding: 72px 0 32px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.site-footer .brand { color: #fff; }
.site-footer .brand strong { color: #9fb6ff; }
.site-footer p { color: var(--on-navy-muted); font-size: 0.95rem; max-width: 380px; }
.site-footer h4 { color: #fff; font-size: 0.78rem; font-family: var(--font-mono); letter-spacing: 0.16em; text-transform: uppercase; font-weight: 500; margin-bottom: 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-footer ul a { color: var(--on-navy-muted); font-size: 0.95rem; }
.site-footer ul a:hover { color: #fff; }
.socials { display: flex; gap: 10px; margin-top: 18px; }
.socials a { width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255,255,255,.14); display: grid; place-items: center; color: var(--on-navy-muted); font-size: 0.8rem; font-weight: 600; }
.socials a:hover { border-color: #fff; color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 56px; padding-top: 24px; display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center; font-size: 0.85rem; color: var(--on-navy-muted); }
.footer-bottom a { color: var(--on-navy-muted); }
.footer-bottom a:hover { color: #fff; }
.footer-bottom .legal { display: flex; gap: 18px; }

/* Responsive */
@media (max-width: 1024px) {
  .cards, .feature-grid, .thesis, .stat-row { grid-template-columns: repeat(2, 1fr); }
  .cards.four { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links a { padding: 8px 8px; font-size: 0.86rem; }
}
@media (max-width: 1000px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .hero-grid, .split, .split.wide-left, .section-head, .contact-grid, .pricing, .callout, .brands, .code-pair { grid-template-columns: 1fr; }
  .section-head { gap: 16px; margin-bottom: 40px; }
  .callout { padding: 36px 28px; }
  .callout .btn-row { justify-content: flex-start; }
  section { padding: 72px 0; }
  .hero { padding: 32px 0 72px; }
  form.contact .row { grid-template-columns: 1fr; }
  form.contact { padding: 24px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .cards, .cards.two, .cards.four, .feature-grid, .thesis, .stat-row, .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .hero-stats > div + div { border-left: 0; border-top: 1px solid var(--border); }
  .card { padding: 26px; }
  .btn { padding: 14px 18px; }
}