/* seanknox.io — single stylesheet, no framework, no build step. */

/* ---------- tokens ---------- */
:root {
  --ink:        #14181d;
  --ink-soft:   #4a545f;
  --ink-faint:  #7b8794;
  --rule:       #e3e7eb;
  --bg:         #ffffff;
  --bg-alt:     #f6f7f9;
  --accent:     #1f5f4f;
  --accent-dk:  #16463a;

  --measure: 34rem;
  --wrap: 68rem;

  --step--1: clamp(0.86rem, 0.84rem + 0.1vw, 0.92rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.12rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --step-3:  clamp(2rem, 1.6rem + 2vw, 3.25rem);

  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, Helvetica, Arial, sans-serif;
  --serif: ui-serif, Georgia, "Iowan Old Style", "Times New Roman", serif;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: var(--step-0)/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; font-weight: 600; }
h1 { font-size: var(--step-3); }
h2 { font-size: var(--step-2); }
h3 { font-size: var(--step-1); letter-spacing: -0.01em; }
p  { margin: 0 0 1em; }
a  { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-dk); }
ul { margin: 0 0 1em; padding-left: 1.15em; }
li { margin-bottom: 0.5em; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ---------- layout ---------- */
.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.measure { max-width: var(--measure); }
section { padding-block: clamp(3rem, 8vw, 6rem); }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--rule); }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: #fff; padding: 0.7em 1em; z-index: 10;
}
.skip-link:focus { left: 0; }

/* ---------- header / nav ---------- */
.site-header {
  border-bottom: 1px solid var(--rule);
  position: sticky; top: 0; z-index: 5;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
}
.site-header .wrap {
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem;
  align-items: center; justify-content: space-between;
  padding-block: 1rem;
}
.brand {
  font-weight: 600; font-size: var(--step-0);
  color: var(--ink); text-decoration: none; letter-spacing: -0.02em;
}
.site-nav ul { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.site-nav a {
  color: var(--ink-soft); text-decoration: none;
  font-size: var(--step--1); font-weight: 500;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 5px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  background: var(--accent); color: #fff;
  padding: 0.75em 1.6em; border-radius: 999px;
  font-size: var(--step--1); font-weight: 600; letter-spacing: 0.01em;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.15s ease;
}
.btn:hover { background: var(--accent-dk); color: #fff; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--accent); box-shadow: inset 0 0 0 1.5px var(--accent); }
.btn--ghost:hover { background: var(--accent); color: #fff; }

/* ---------- hero ---------- */
.hero { padding-block: clamp(3rem, 7vw, 5.5rem); }
.hero .wrap {
  display: grid; gap: clamp(2rem, 5vw, 3.5rem);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 52rem) {
  .hero .wrap { grid-template-columns: 1.05fr 0.95fr; }
}
.hero h1 { margin-bottom: 0.6em; }
.hero__media img { border-radius: 6px; }

.eyebrow {
  font-size: var(--step--1); font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-faint); margin-bottom: 1rem;
}
.lede { font-size: var(--step-1); color: var(--ink-soft); font-family: var(--serif); }

/* ---------- lists ---------- */
.capabilities { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1rem; }
.capabilities li {
  padding-left: 1.6rem; position: relative; margin: 0;
  color: var(--ink-soft);
}
.capabilities li::before {
  content: ""; position: absolute; left: 0; top: 0.62em;
  width: 0.5rem; height: 0.5rem; border-radius: 50%;
  background: var(--accent);
}

/* ---------- cards ---------- */
.cards { display: grid; gap: 1.5rem; }
@media (min-width: 48rem) { .cards--3 { grid-template-columns: repeat(3, 1fr); } }

.card {
  border: 1px solid var(--rule); border-radius: 8px;
  padding: clamp(1.5rem, 3vw, 2rem);
  background: var(--bg);
}
.card h3 { margin-bottom: 0.35em; }
.card p:last-child { margin-bottom: 0; }
.price {
  font-family: var(--serif); font-size: var(--step-1);
  color: var(--ink); margin: 0 0 1rem; font-weight: 600;
}

/* ---------- offers (services) ---------- */
.offer { border-top: 1px solid var(--rule); padding-block: clamp(2.5rem, 5vw, 3.5rem); }
.offer:first-of-type { border-top: 0; padding-top: 0; }
.offer__grid { display: grid; gap: 1rem clamp(2rem, 5vw, 4rem); }
@media (min-width: 52rem) {
  .offer__grid { grid-template-columns: 15rem 1fr; }
}
.offer h2 { margin-bottom: 0; }

/* ---------- cta band ---------- */
.cta-band { text-align: center; }
.cta-band h2 { margin-bottom: 1rem; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--rule);
  padding-block: 2.5rem;
  color: var(--ink-faint);
  font-size: var(--step--1);
}
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }
.site-footer p { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}