/* ============================================================================
   BEARSTACK US — DESIGN SYSTEM
   Clean, professional, federal-credible. Edit tokens in :root to retheme.
   ============================================================================ */

:root {
  /* Palette — charcoal + lime, matching the Bearstack capability statement */
  --ink:        #161611;   /* near-black, matches logo */
  --navy:       #242419;   /* deep charcoal — was navy; primary dark */
  --navy-700:   #34352a;
  --navy-300:   #74756a;
  --gold:       #C4D600;   /* signature lime accent (fills, dots, buttons) */
  --gold-soft:  #d6e64f;   /* lime on dark backgrounds */
  --accent-deep:#5f6a00;   /* deep olive-lime for accent TEXT on light bg */
  --paper:      #F6F6F2;   /* warm off-white */
  --paper-2:    #FFFFFF;
  --line:       #E5E4DC;   /* hairlines on light */
  --line-dark:  rgba(255,255,255,.12);
  --slate:      #565b50;   /* body text on light */
  --slate-700:  #393d31;
  --muted:      #8b8d80;

  /* Type */
  --serif: "Georgia", "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Rhythm */
  --maxw: 1140px;
  --pad:  clamp(20px, 5vw, 40px);
  --r:    10px;
  --shadow: 0 1px 2px rgba(14,14,16,.04), 0 12px 32px -12px rgba(11,34,57,.18);
  --shadow-sm: 0 1px 2px rgba(14,14,16,.06), 0 6px 18px -10px rgba(11,34,57,.18);
}

/* ---- Reset ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--slate-700);
  background: var(--paper);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--accent-deep); }

h1, h2, h3, h4 { font-family: var(--sans); color: var(--ink); line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .5em; font-weight: 700; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1rem; }

/* ---- Layout helpers ------------------------------------------------------- */
.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }
.section { padding: clamp(56px, 9vw, 110px) 0; }
.section--alt { background: var(--paper-2); border-block: 1px solid var(--line); }
.eyebrow {
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent-deep); margin: 0 0 .9rem; display: inline-flex; align-items: center; gap: .6rem;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--gold); display: inline-block; }
.section__head { max-width: 720px; margin-bottom: clamp(32px, 5vw, 56px); }
.section__head p { color: var(--slate); font-size: 1.08rem; }
.lead { font-size: 1.18rem; color: var(--slate); }

/* ---- Buttons -------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--sans); font-weight: 600; font-size: .98rem;
  padding: .8rem 1.5rem; border-radius: var(--r); cursor: pointer;
  border: 1px solid transparent; transition: transform .15s ease, background .2s, box-shadow .2s, color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn--gold  { background: var(--gold); color: var(--ink); }
.btn--gold:hover { background: var(--gold-soft); color: var(--ink); box-shadow: var(--shadow-sm); }
.btn--navy  { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-700); color: #fff; }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--navy); color: var(--navy); }
.btn--onDark { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.22); }
.btn--onDark:hover { background: rgba(255,255,255,.16); color: #fff; }

/* ---- Header / nav --------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,246,243,.86); backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: .7rem; font-weight: 700; color: var(--ink); letter-spacing: -.02em; }
.brand img { height: 38px; width: auto; }
.brand b { font-size: 1.12rem; }
.brand span { color: inherit; }
.nav__links { display: flex; align-items: center; gap: 1.6rem; list-style: none; margin: 0; padding: 0; }
.nav__links a { color: var(--slate-700); font-weight: 500; font-size: .96rem; }
.nav__links a:hover { color: var(--navy); }
.nav__cta { margin-left: .4rem; }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: .25s; }

/* ---- Hero ----------------------------------------------------------------- */
.hero {
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(194,160,59,.10), transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, var(--ink) 100%);
  color: #eef1f5; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: url("../assets/images/logo-watermark.svg");
  background-repeat: no-repeat; background-position: right -60px bottom -40px; background-size: 420px;
  opacity: .05;
}
.hero .wrap { position: relative; z-index: 1; padding-block: clamp(64px, 11vw, 132px); max-width: 920px; }
.hero h1 { color: #fff; }
.hero .lead { color: #c6d0db; max-width: 640px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero__codes { display: flex; flex-wrap: wrap; gap: 1.6rem 2.4rem; margin-top: 2.6rem; padding-top: 1.8rem; border-top: 1px solid var(--line-dark); }
.hero__codes .kv { font-size: .82rem; }
.hero__codes .kv span { display: block; color: #8ea2b6; letter-spacing: .1em; text-transform: uppercase; font-size: .68rem; margin-bottom: .25rem; }
.hero__codes .kv b { color: #fff; font-size: 1.04rem; letter-spacing: .02em; font-variant-numeric: tabular-nums; }

/* ---- Cards / grids -------------------------------------------------------- */
.grid { display: grid; gap: 1.5rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r);
  padding: 1.7rem; box-shadow: var(--shadow-sm); transition: transform .18s ease, box-shadow .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card h3 { display: flex; align-items: baseline; gap: .6rem; }
.card .num { font-family: var(--serif); color: var(--accent-deep); font-size: 1rem; font-weight: 700; }
.card p { color: var(--slate); margin: 0; font-size: .98rem; }

/* Certifications / badges */
.badges { display: flex; flex-wrap: wrap; gap: .7rem; }
.badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--paper-2); border: 1px solid var(--line); border-radius: 999px;
  padding: .55rem 1.05rem; font-weight: 600; font-size: .92rem; color: var(--navy);
}
.badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); }

/* Codes table */
.codes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.codes-grid .cell { background: var(--paper-2); padding: 1.3rem 1.4rem; }
.codes-grid .cell span { display: block; font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: .35rem; }
.codes-grid .cell b { font-size: 1.15rem; color: var(--ink); font-variant-numeric: tabular-nums; }

/* NAICS list */
.naics-list { list-style: none; margin: 1.4rem 0 0; padding: 0; display: grid; gap: .5rem; }
.naics-list li { display: flex; gap: 1rem; align-items: baseline; padding: .7rem 0; border-bottom: 1px solid var(--line); }
.naics-list .code { font-weight: 700; color: var(--navy); font-variant-numeric: tabular-nums; min-width: 72px; }
.naics-list .code.primary::after { content: "Primary"; display: inline-block; margin-left: .5rem; font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-deep); border: 1px solid var(--accent-deep); border-radius: 4px; padding: 1px 5px; vertical-align: middle; }
.naics-list .t { color: var(--slate); }

/* Differentiators */
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: .9rem; }
.checks li { display: flex; gap: .8rem; align-items: flex-start; }
.checks li::before { content: "✓"; color: var(--accent-deep); font-weight: 800; margin-top: .05rem; }

/* Approach steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; counter-reset: step; }
.steps .step { position: relative; padding-top: 1.2rem; border-top: 3px solid var(--gold); }
.steps .step .n { counter-increment: step; font-family: var(--serif); font-size: .9rem; font-weight: 700; color: var(--accent-deep); letter-spacing: .1em; }
.steps .step h3 { margin: .3rem 0 .4rem; }
.steps .step p { color: var(--slate); margin: 0; font-size: .98rem; }

/* Target markets */
.markets { list-style: none; margin: 1.3rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .7rem; }
.markets li { background: var(--ink); color: #eef0e6; border-radius: 999px; padding: .55rem 1.15rem; font-weight: 600; font-size: .92rem; }
.markets li::before { content: "▸ "; color: var(--gold); }

/* Experience & expertise — founder */
.sub { font-size: 1.05rem; margin: 0 0 1rem; }
.founder-bio { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--gold); border-radius: var(--r); padding: 1.7rem 1.8rem; }
.founder-bio h3 { font-size: 1.4rem; margin-bottom: .15rem; }
.founder-bio .founder-role { color: var(--accent-deep); font-weight: 600; font-size: .92rem; margin-bottom: 1rem; }
.founder-bio p { color: var(--slate); }
.founder-bio .founder-edu { font-size: .9rem; color: var(--slate-700); margin: 1rem 0 0; }
.creds-card { background: var(--navy); color: #d7ddcb; border: 0; }
.creds-card h3 { color: #fff; font-size: 1rem; margin: 0 0 .8rem; }
.creds-card .clearance { display: inline-flex; align-items: center; gap: .4rem; background: var(--gold); color: var(--ink); font-weight: 700; font-size: .85rem; padding: .4rem .9rem; border-radius: 999px; margin-bottom: 1.3rem; }
.cert-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.cert-list li { position: relative; padding-left: 1.4rem; font-size: .94rem; color: #e7ebdd; }
.cert-list li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 800; }

.skill-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.skill-group h4 { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-deep); margin: 0 0 .7rem; padding-bottom: .5rem; border-bottom: 2px solid var(--gold); }
.skill-group ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.skill-group li { font-size: .92rem; color: var(--slate); }

.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.timeline li { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: .85rem 0; border-bottom: 1px solid var(--line); }
.timeline .tl-role b { color: var(--ink); }
.timeline .tl-role span { display: block; color: var(--muted); font-size: .86rem; }
.timeline time { color: var(--accent-deep); font-weight: 600; font-size: .88rem; white-space: nowrap; font-variant-numeric: tabular-nums; }
.pp-note { margin-top: 1.6rem; color: var(--muted); font-size: .9rem; font-style: italic; }

/* News */
.news { display: grid; gap: 1.1rem; }
.news__item { display: grid; grid-template-columns: 130px 1fr; gap: 1.4rem; padding: 1.3rem 0; border-bottom: 1px solid var(--line); }
.news__item time { color: var(--accent-deep); font-weight: 600; font-size: .9rem; }
.news__item h3 { margin-bottom: .3rem; }
.news__item p { color: var(--slate); margin: 0; }

.empty-note { color: var(--muted); font-style: italic; border: 1px dashed var(--line); border-radius: var(--r); padding: 1.2rem 1.4rem; background: var(--paper-2); }

/* ---- Contact -------------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.contact-list { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 1.1rem; }
.contact-list li { display: grid; grid-template-columns: 22px 1fr; gap: .9rem; align-items: start; }
.contact-list .lbl { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); display: block; }
.contact-list a, .contact-list b { color: var(--ink); font-weight: 600; }
.contact-card { background: var(--navy); color: #dbe4ee; border-radius: var(--r); padding: 1.8rem; box-shadow: var(--shadow); }
.contact-card h3 { color: #fff; }
.contact-card .btn { width: 100%; justify-content: center; }
.contact-card .btn + .btn { margin-top: .7rem; }

.ico { color: var(--accent-deep); flex-shrink: 0; }
.card .ico, .contact-card .ico { color: var(--gold); } /* lime on dark cards */

/* ---- Footer --------------------------------------------------------------- */
.site-footer { background: var(--ink); color: #aeb6bf; padding: clamp(40px,6vw,64px) 0 28px; font-size: .92rem; }
.site-footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.site-footer .brand { color: #fff; }
.site-footer .brand b { color: #fff; }
.site-footer h4 { color: #fff; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.site-footer a { color: #aeb6bf; }
.site-footer a:hover { color: var(--gold); }
.site-footer .legal { border-top: 1px solid var(--line-dark); padding-top: 1.4rem; display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; justify-content: space-between; color: #79828c; font-size: .82rem; }

/* ---- Responsive ----------------------------------------------------------- */
@media (max-width: 960px) {
  .grid--3, .grid--2, .contact-grid, .steps { grid-template-columns: 1fr; }
  .skill-cols { grid-template-columns: 1fr 1fr; }
  .timeline li { flex-direction: column; gap: .2rem; }
  .site-footer .cols { grid-template-columns: 1fr 1fr; }
  .nav__links {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: flex-start;
    gap: 0; background: var(--paper-2); border-bottom: 1px solid var(--line); padding: .5rem var(--pad) 1.2rem;
    transform: translateY(-130%); transition: transform .28s ease; box-shadow: var(--shadow);
  }
  .nav__links.open { transform: translateY(0); }
  .nav__links li { width: 100%; }
  .nav__links a { display: block; padding: .85rem 0; border-bottom: 1px solid var(--line); width: 100%; }
  .nav__cta { margin: .8rem 0 0; }
  .nav__toggle { display: block; }
  .news__item { grid-template-columns: 1fr; gap: .3rem; }
}
@media (max-width: 540px) {
  .site-footer .cols { grid-template-columns: 1fr; }
  .hero__codes { gap: 1.2rem 1.8rem; }
  .skill-cols { grid-template-columns: 1fr; }
}

/* ---- Reveal on scroll ----------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}