/* ============================================================
   Brian Wolff — Communications Portfolio
   Art direction: editorial newsroom. Serif headlines, clean sans
   body, navy + gold drawn from his existing personal brand mark.
   ============================================================ */

:root {
  /* Color */
  --ink:        #101a2b;
  --ink-2:      #2b3648;
  --muted:      #5d6779;
  --line:       #e2ded6;
  --line-soft:  #efece5;
  --paper:      #fbfaf7;
  --paper-2:    #f4f2ec;
  --navy:       #0b4fa2;
  --navy-deep:  #08326a;
  --gold:       #e0952b;
  --gold-soft:  #f6e6c9;
  --white:      #ffffff;

  /* Type */
  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --text-xs:   0.8125rem;
  --text-sm:   0.9375rem;
  --text-base: 1.0625rem;
  --text-lg:   1.25rem;
  --text-xl:   clamp(1.5rem, 2.4vw, 2rem);
  --text-2xl:  clamp(2rem, 4vw, 3rem);
  --text-hero: clamp(2.6rem, 6.4vw, 5.1rem);

  /* Space */
  --s1: 0.25rem;  --s2: 0.5rem;   --s3: 0.75rem;  --s4: 1rem;
  --s5: 1.5rem;   --s6: 2rem;     --s7: 3rem;     --s8: 4rem;
  --s9: 6rem;     --s10: 8rem;

  --section-y: clamp(3.5rem, 8vw, 7.5rem);
  --gutter: clamp(1.25rem, 5vw, 3.5rem);
  --maxw: 1180px;
  --prose: 68ch;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--text-base);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.018em;
  margin: 0;
  color: var(--ink);
}

p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }

a { color: var(--navy); text-decoration: none; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--navy);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Layout primitives ---------- */
.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.wrap-narrow { max-width: 780px; margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }

.eyebrow {
  font-family: var(--sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 var(--s4);
  display: flex;
  align-items: center;
  gap: var(--s3);
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--gold);
  flex: none;
}

.lede { font-size: var(--text-lg); line-height: 1.55; color: var(--ink-2); }
.muted { color: var(--muted); }

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

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(251, 250, 247, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 1px 20px rgba(16, 26, 43, 0.05);
}
.header-inner {
  max-width: var(--maxw); margin-inline: auto;
  padding: 0.9rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s5);
}

.brand { display: inline-flex; align-items: center; gap: 0.65rem; color: var(--ink); }
.brand svg { flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name {
  font-family: var(--serif); font-weight: 600; font-size: 1.075rem;
  letter-spacing: -0.01em;
}
.brand-sub {
  font-size: 0.625rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--muted); margin-top: 4px; font-weight: 500;
}

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 1.9rem); }
.nav a {
  font-size: var(--text-sm); color: var(--ink-2); font-weight: 500;
  position: relative; padding-block: 4px;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1.5px;
  background: var(--gold); transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav a[aria-current="page"] { color: var(--ink); }

.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--sans); font-size: var(--text-sm); font-weight: 600;
  padding: 0.68rem 1.25rem; border-radius: 3px;
  border: 1px solid var(--navy); background: var(--navy); color: var(--white);
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
  cursor: pointer; line-height: 1.2;
}
.nav a.btn { color: var(--white); }
.nav a.btn::after { content: none; }
.btn:hover { background: var(--navy-deep); border-color: var(--navy-deep); transform: translateY(-1px); }
.btn-ghost {
  background: transparent; color: var(--ink); border-color: var(--line);
}
.btn-ghost:hover { background: var(--white); border-color: var(--ink); color: var(--ink); }

.nav-toggle {
  display: none; background: none; border: 1px solid var(--line);
  border-radius: 3px; padding: 0.5rem 0.6rem; cursor: pointer; color: var(--ink);
}

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: var(--s3) var(--gutter) var(--s5);
    max-height: 0; overflow: hidden; visibility: hidden;
    transition: max-height 0.35s var(--ease), visibility 0.35s;
  }
  .nav.is-open { max-height: 420px; visibility: visible; }
  .nav a { width: 100%; padding: 0.8rem 0; border-bottom: 1px solid var(--line-soft); font-size: 1rem; }
  .nav .btn { margin-top: var(--s4); width: 100%; justify-content: center; border-bottom: 0; }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #cfd6e2;
  padding-block: var(--s8) var(--s6);
  margin-top: var(--s7);
}
.site-footer h2 { color: var(--white); font-size: var(--text-xl); }
.site-footer a { color: var(--white); border-bottom: 1px solid rgba(255,255,255,0.28); }
.site-footer a:hover { border-bottom-color: var(--gold); color: var(--gold); }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--s7);
  padding-bottom: var(--s7);
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.footer-contact { display: flex; flex-direction: column; gap: 0.55rem; font-size: var(--text-sm); }
.footer-linkedin { display: inline-flex; align-items: center; gap: 0.5rem; }
.footer-linkedin svg { flex-shrink: 0; opacity: 0.85; }
.footer-label {
  font-size: 0.6875rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: #8b97ab; margin-bottom: var(--s2);
}
.footer-bottom {
  padding-top: var(--s5); display: flex; flex-wrap: wrap; gap: var(--s4);
  justify-content: space-between; font-size: var(--text-xs); color: #8b97ab;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; gap: var(--s6); } }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--navy); color: #fff; padding: 0.75rem 1rem;
}
.skip-link:focus { left: 0; }