/* Nathan Management — site styles
   Dark, sharp, opinionated. Mobile-first. ~5KB.
   Pairing: Fraunces (display) + DM Sans (body) via Google Fonts. */

:root {
  --bg: #07090c;
  --bg-2: #0d1117;
  --surface: #11161d;
  --surface-2: #161c25;
  --line: #1f2630;
  --line-2: #2a3340;
  --ink: #f4f6f8;
  --ink-2: #c8cfd8;
  --muted: #7d8794;
  --accent: #ffd479;          /* warm amber — anchors against the cool dark */
  --accent-2: #f0b95b;
  --accent-ink: #1a1208;
  --good: #6ee7b7;
  --danger: #ff8b8b;
  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1100px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-lg: 0 30px 80px -20px rgba(0,0,0,.6);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "DM Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background:
    radial-gradient(1200px 600px at 80% -200px, rgba(255, 212, 121, 0.08), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(120, 160, 255, 0.05), transparent 65%),
    var(--bg);
  min-height: 100vh;
}

img { max-width: 100%; display: block; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color .15s ease;
}
a:hover { color: var(--accent-2); }

::selection { background: var(--accent); color: var(--accent-ink); }

/* Typography */

h1, h2, h3, h4 {
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.1;
  margin: 0 0 .5em;
  color: var(--ink);
}
h1 { font-size: clamp(36px, 6vw, 64px); font-weight: 500; letter-spacing: -0.025em; }
h2 { font-size: clamp(28px, 4vw, 40px); }
h3 { font-size: clamp(20px, 2.4vw, 24px); }
h4 { font-size: 18px; }

p { margin: 0 0 1em; color: var(--ink-2); }
.lede { font-size: clamp(18px, 2.2vw, 22px); color: var(--ink-2); max-width: 60ch; }

small, .small { font-size: 13px; color: var(--muted); }

ul, ol { color: var(--ink-2); padding-left: 1.2em; }
li { margin: .25em 0; }
ul.bare { list-style: none; padding: 0; }
ul.bare li { padding: 6px 0; border-bottom: 1px solid var(--line); }
ul.bare li:last-child { border-bottom: 0; }

/* Layout */

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; border-top: 1px solid var(--line); }
.section:first-of-type { border-top: 0; }
@media (max-width: 720px) { .section { padding: 56px 0; } }

.eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 16px;
  font-weight: 500;
}

/* Nav */

.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  background: rgba(7, 9, 12, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; max-width: var(--maxw); margin: 0 auto;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: "Fraunces", serif; font-weight: 600; font-size: 18px;
  color: var(--ink); letter-spacing: -0.01em;
}
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: var(--ink-2); font-size: 14px; }
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  background: var(--accent); color: var(--accent-ink);
  padding: 8px 14px; border-radius: 999px; font-weight: 600; font-size: 14px;
}
.nav-cta:hover { background: var(--accent-2); color: var(--accent-ink); }
@media (max-width: 720px) {
  .nav-links a:not(.nav-cta) { display: none; }
}

/* Hero */

.hero {
  padding: 96px 0 72px;
  position: relative;
  overflow: hidden;
}
@media (max-width: 720px) { .hero { padding: 56px 0 32px; } }

.hero-grid {
  display: grid; gap: 48px; align-items: center;
  grid-template-columns: 1.4fr 1fr;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: 32px; } }

.hero h1 .accent {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.hero-portrait {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1 / 1;
  margin-left: auto;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid var(--line-2);
  box-shadow: var(--shadow-lg);
  background: var(--surface);
}
.hero-portrait::before {
  content: "";
  position: absolute; inset: -2px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, rgba(255, 212, 121, 0.55), transparent 55%);
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: screen;
}
.hero-portrait img {
  width: 100%; height: 100%; object-fit: cover;
  filter: contrast(1.02) saturate(0.9);
}
@media (max-width: 900px) { .hero-portrait { max-width: 220px; margin: 0 auto; } }

.cta-row {
  display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 600; font-size: 15px;
  text-decoration: none;
  transition: transform .12s ease, background .15s ease, color .15s ease, border-color .15s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent); color: var(--accent-ink);
  box-shadow: 0 8px 24px rgba(255, 212, 121, 0.18);
}
.btn-primary:hover { background: var(--accent-2); color: var(--accent-ink); transform: translateY(-1px); }
.btn-secondary {
  background: transparent; color: var(--ink);
  border-color: var(--line-2);
}
.btn-secondary:hover { border-color: var(--ink-2); color: var(--ink); }
.btn-ghost {
  background: var(--surface); color: var(--ink-2);
  border-color: var(--line);
}
.btn-ghost:hover { color: var(--ink); border-color: var(--line-2); }
.btn-block { width: 100%; }
.btn-sm { padding: 10px 16px; font-size: 14px; }

.proof-row {
  display: flex; gap: 24px; flex-wrap: wrap; margin-top: 32px;
  color: var(--muted); font-size: 14px;
}
.proof-row strong { color: var(--ink); font-weight: 600; }

/* Service cards */

.cards {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex; flex-direction: column;
  transition: border-color .15s ease, transform .15s ease, background .15s ease;
}
.card:hover { border-color: var(--line-2); background: var(--surface-2); }
.card .price {
  font-family: "Fraunces", serif;
  font-size: 36px; font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin: 4px 0 12px;
}
.card .price small { font-size: 14px; color: var(--muted); font-family: "DM Sans", sans-serif; font-weight: 400; }
.card h3 { margin: 0 0 4px; }
.card p { color: var(--ink-2); font-size: 15px; flex: 1; }
.card ul { font-size: 14px; color: var(--muted); margin: 0 0 18px; padding-left: 1em; }
.card .badge {
  position: absolute; top: 16px; right: 16px;
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  background: var(--accent); color: var(--accent-ink);
  padding: 4px 8px; border-radius: 999px; font-weight: 600;
}
.card-foot { margin-top: auto; }

/* Audit feature block */

.feature {
  background:
    linear-gradient(135deg, rgba(255, 212, 121, 0.08), transparent 50%),
    var(--surface);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 40px;
  display: grid; grid-template-columns: 2fr 1fr; gap: 40px; align-items: center;
}
@media (max-width: 720px) { .feature { grid-template-columns: 1fr; padding: 28px; gap: 24px; } }
.feature h2 { margin-top: 0; }
.feature .pricing-mini {
  display: grid; gap: 12px; font-size: 14px;
}
.feature .tier {
  display: flex; justify-content: space-between; padding: 10px 14px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.feature .tier strong { color: var(--ink); }
.feature .tier .price { font-family: "Fraunces", serif; color: var(--accent); }

/* Two-col content */

.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
}
@media (max-width: 720px) { .split { grid-template-columns: 1fr; gap: 24px; } }

/* FAQ */

details {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
details summary {
  cursor: pointer;
  font-weight: 500;
  font-size: 17px;
  color: var(--ink);
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
details summary::-webkit-details-marker { display: none; }
details summary::after {
  content: "+";
  font-family: "Fraunces", serif;
  font-size: 22px;
  color: var(--muted);
  transition: transform .2s ease;
}
details[open] summary::after { content: "−"; color: var(--accent); }
details p { margin-top: 12px; color: var(--ink-2); font-size: 15px; }

/* Footer */

.footer {
  border-top: 1px solid var(--line);
  padding: 56px 0 40px;
  color: var(--muted); font-size: 14px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
  margin-bottom: 40px;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; } }
.footer h5 {
  font-family: "DM Sans", sans-serif; font-size: 12px; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink);
  margin: 0 0 12px;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin: 6px 0; }
.footer a { color: var(--muted); }
.footer a:hover { color: var(--ink); }
.footer-bottom {
  border-top: 1px solid var(--line); padding-top: 24px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.footer-brand { color: var(--ink); font-family: "Fraunces", serif; font-size: 16px; }

/* Form */

.form { display: grid; gap: 14px; max-width: 520px; }
.form label { font-size: 14px; color: var(--ink-2); }
.form input, .form textarea, .form select {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font: inherit;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none; border-color: var(--accent);
}
.form textarea { resize: vertical; min-height: 120px; }

/* Misc */

.hr-soft {
  height: 1px; background: var(--line); border: 0; margin: 48px 0;
}

.kbd {
  display: inline-block; padding: 2px 6px;
  border: 1px solid var(--line-2); border-radius: 4px;
  background: var(--bg-2); color: var(--ink-2);
  font-family: ui-monospace, "SF Mono", Monaco, Menlo, Consolas, monospace;
  font-size: 13px;
}

.tag {
  display: inline-block;
  font-size: 12px; letter-spacing: .06em;
  background: var(--surface); border: 1px solid var(--line);
  color: var(--ink-2); padding: 4px 10px; border-radius: 999px;
  margin-right: 6px;
}

.bio-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px;
}
.bio-card dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 8px 24px; }
.bio-card dt { color: var(--muted); font-size: 13px; }
.bio-card dd { margin: 0; color: var(--ink); font-size: 14px; }

/* 404 */
.center-col {
  min-height: 60vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 80px 24px;
}
.center-col h1 { font-size: clamp(72px, 14vw, 140px); margin: 0; }
.center-col p { max-width: 50ch; }