/* ============================================================
   site.css - Brent Mills Technical Consulting
   Static port of the React/JSX design prototype. Every value is
   translated 1:1 from the handoff components; hover/active/
   responsive (React state in the prototype) are CSS here.
   ============================================================ */

/* ---- Base / reset (from prototype index.html <style>) ---- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
::selection { background: rgba(232, 83, 10, .18); }
img { max-width: 100%; }

.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

@keyframes pulse { 0% { transform: scale(1); opacity: .6; } 70% { transform: scale(2.6); opacity: 0; } 100% { opacity: 0; } }

/* ============================================================
   Primitives
   ============================================================ */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.container--narrow { max-width: 940px; }

/* Eyebrow */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange-500);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: .6;
}
.eyebrow--ondark { color: var(--steel-300); }

/* Tags */
.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
  display: inline-block;
}
.tag--solid   { background: var(--orange-500); color: #fff; }
.tag--soft    { background: var(--orange-100); color: var(--orange-600); }
.tag--outline { background: transparent; color: var(--fg-muted); border-color: var(--border-strong); }
.tag--slate   { background: var(--slate-500); color: #fff; }

/* Buttons */
.btn {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border-radius: var(--r-sm);
  padding: 12px 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  white-space: nowrap;
  border: 1.5px solid transparent;
  transition: all var(--dur-fast) var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn--lg { font-size: 16px; padding: 15px 26px; }
.btn--sm { font-size: 13px; padding: 8px 14px; }
.btn .icon { width: 1em; height: 1em; }

.btn--primary { background: var(--orange-500); color: #fff; box-shadow: var(--sh-xs); }
.btn--primary:hover { background: var(--orange-600); }
.btn--primary:active { box-shadow: none; }

.btn--secondary { background: transparent; color: var(--navy-800); border-color: var(--navy-800); }
.btn--secondary:hover { background: #F6F9FC; }

.btn--ghost { background: transparent; color: var(--orange-500); padding: 8px 6px; border-color: transparent; }

.btn--dark { background: var(--navy-900); color: #fff; }
.btn--dark:hover { background: #0E1925; }

/* Lucide-style inline icons inherit color; stroke via --sw (CSS overrides the
   presentation attr on the sprite symbol, so per-use stroke works) */
.icon { display: inline-flex; flex: none; }
.icon svg { display: block; width: 100%; height: 100%; stroke-width: var(--sw, 1.75); }

/* ============================================================
   Nav
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all var(--dur) var(--ease);
}
.site-header.scrolled {
  background: rgba(238, 243, 248, .82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-bar {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 28px;
}
.nav-links { display: flex; gap: 26px; margin-left: 14px; }
.nav-links a {
  font-size: 14.5px;
  color: var(--fg-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--dur-fast);
}
.nav-links a:hover { color: var(--orange-500); }
.nav-spacer { flex: 1; }
.nav-burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--fg);
  padding: 4px;
}
.nav-mobile { padding-bottom: 18px; }
.nav-mobile-inner {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.nav-mobile-inner a {
  font-size: 16px;
  padding: 10px 0;
  color: var(--fg);
  text-decoration: none;
  font-weight: 500;
}
.nav-mobile[hidden] { display: none; }
.nav-burger-close { display: none; }
.site-header.menu-open .nav-burger-open { display: none; }
.site-header.menu-open .nav-burger-close { display: inline-flex; }

/* Logo */
.logo { --ls: 32px; display: flex; align-items: center; gap: 11px; text-decoration: none; }
.logo--36 { --ls: 36px; }
.logo-mark { position: relative; flex: none; display: flex; }
.logo-img {
  width: calc(var(--ls) * 1.25);
  height: calc(var(--ls) * 1.25);
  display: block;
  object-fit: contain;
}
.logo-text { line-height: 1.05; }
.logo-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15.5px;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.logo-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-subtle);
  margin-top: 1px;
}
/* dark variant (footer) */
.logo--dark .logo-name { color: #fff; }
.logo--dark .logo-sub { color: var(--steel-300); }

/* ============================================================
   Hero (console direction)
   ============================================================ */
.hero { position: relative; padding-top: 56px; padding-bottom: 84px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero-h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin: 20px 0 0;
}
.hero-sub {
  font-size: 19px;
  line-height: 1.6;
  color: var(--fg-muted);
  margin: 22px 0 0;
  max-width: 46ch;
}
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 30px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-subtle);
}

/* Status console */
.console {
  background: var(--navy-900);
  border-radius: var(--r-lg);
  padding: 22px;
  box-shadow: var(--sh-lg);
  border: 1px solid rgba(139, 165, 184, .16);
  color: var(--fg-on-dark);
}
.console-head { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.console-status { position: relative; display: inline-flex; }
.console-dot { width: 9px; height: 9px; border-radius: 50%; background: #3FB873; }
.console-ping {
  position: absolute; inset: 0; border-radius: 50%;
  background: #3FB873; animation: pulse 2s infinite;
}
.console-label {
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.04em; color: var(--steel-200);
}
.console-spacer { flex: 1; }
.console-metrics { display: flex; gap: 24px; margin-bottom: 18px; }
.console-num {
  font-family: var(--font-mono); font-weight: 600; font-size: 30px;
  color: #fff; letter-spacing: -0.02em; font-variant-numeric: tabular-nums;
}
.console-num .pct { color: var(--orange-500); }
.console-num .unit { font-size: 16px; color: var(--steel-300); }
.console-cap {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--steel-300); margin-top: 4px;
}
.console-bars { display: flex; align-items: flex-end; gap: 4px; height: 56px; padding: 0 1px; }
.console-bars span { flex: 1; border-radius: 2px; background: rgba(139, 165, 184, .4); }
.console-bars span.hot { background: var(--orange-500); }
.console-foot {
  display: flex; justify-content: space-between; margin-top: 10px;
  font-family: var(--font-mono); font-size: 10px; color: var(--steel-400);
}

/* ============================================================
   Proof strip
   ============================================================ */
.proof { background: var(--navy-900); color: var(--fg-on-dark); padding: 54px 0; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.proof-item { border-left: 1px solid rgba(139, 165, 184, .25); padding-left: 20px; }
.proof-num {
  font-family: var(--font-mono); font-weight: 600; font-size: 38px;
  color: #fff; letter-spacing: -0.02em; font-variant-numeric: tabular-nums;
}
.proof-num .unit { font-size: 16px; color: var(--steel-300); margin-left: 5px; }
.proof-label { font-size: 13.5px; color: var(--steel-200); margin-top: 8px; line-height: 1.45; }

/* ============================================================
   Services
   ============================================================ */
.services { padding: 88px 0; }
.section-head { max-width: 620px; margin-bottom: 44px; }
.section-h2 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(28px, 3.4vw, 40px); line-height: 1.12;
  letter-spacing: -0.02em; color: var(--fg); margin: 16px 0 0;
}
.svc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.svc-list { display: flex; flex-direction: column; gap: 4px; }
.svc-row {
  display: flex; align-items: center; gap: 14px; width: 100%; text-align: left;
  padding: 16px 18px; cursor: pointer;
  background: transparent; border: 1px solid transparent;
  border-radius: var(--r-md); box-shadow: none;
  transition: all var(--dur-fast) var(--ease); font: inherit;
}
.svc-row:hover { background: rgba(255, 255, 255, .5); }
.svc-row.active {
  background: var(--white); border-color: var(--border-strong); box-shadow: var(--sh-sm);
}
.svc-ico {
  width: 40px; height: 40px; flex: none; border-radius: var(--r-sm);
  background: var(--bg-sunken); display: flex; align-items: center; justify-content: center;
  color: var(--slate-500);
}
.svc-row.active .svc-ico { background: var(--orange-100); color: var(--orange-500); }
.svc-text { flex: 1; }
.svc-title { display: block; font-family: var(--font-display); font-weight: 600; font-size: 16.5px; color: var(--fg); }
.svc-tag { display: block; font-size: 13px; color: var(--fg-subtle); margin-top: 2px; }
.svc-chev { color: var(--steel-300); }
.svc-row.active .svc-chev { color: var(--orange-500); }

.svc-detail-wrap { position: sticky; top: 96px; }
.svc-panel {
  background: var(--navy-900); border-radius: var(--r-lg); padding: 36px;
  color: var(--fg-on-dark); box-shadow: var(--sh-md);
}
.svc-panel[hidden] { display: none; }
.svc-panel-ico {
  width: 52px; height: 52px; border-radius: var(--r-md);
  background: rgba(232, 83, 10, .16); display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; color: var(--orange-500);
}
.svc-panel h3 {
  font-family: var(--font-display); font-weight: 700; font-size: 24px;
  letter-spacing: -0.01em; margin: 0; color: #fff;
}
.svc-panel p { font-size: 15.5px; line-height: 1.65; color: var(--steel-200); margin: 14px 0 24px; }
.svc-deliv-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--steel-300); margin-bottom: 12px;
}
.svc-deliv { display: flex; flex-direction: column; gap: 10px; }
.svc-deliv div { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: var(--fg-on-dark); }
.svc-deliv .icon { color: var(--orange-500); }

/* ============================================================
   Work
   ============================================================ */
.work { padding: 88px 0; background: linear-gradient(180deg, var(--ice-25), var(--bg)); }
.work-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-bottom: 40px; flex-wrap: wrap;
}
.work-head > div { max-width: 580px; }
.work-list { display: flex; flex-direction: column; gap: 24px; }
.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

/* Featured (bioAF) */
.feat-grid {
  display: grid; grid-template-columns: 1.05fr 1fr; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--sh-sm); transition: all var(--dur) var(--ease);
}
.feat-grid:hover { border-color: var(--border-strong); box-shadow: var(--sh-md); }
.feat-media { position: relative; min-height: 340px; background: var(--navy-900); overflow: hidden; }
.feat-media img {
  width: 100%; height: 100%; object-fit: cover; object-position: left top;
  position: absolute; inset: 0; transform: scale(1);
  transition: transform var(--dur-slow) var(--ease);
}
.feat-grid:hover .feat-media img { transform: scale(1.03); }
.feat-media-grad {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(18,32,46,.38) 0%, rgba(18,32,46,0) 24%, rgba(18,32,46,0) 48%, rgba(18,32,46,.86) 100%);
}
.feat-tags { position: absolute; left: 22px; top: 22px; display: flex; gap: 8px; }
.feat-stat { position: absolute; left: 22px; bottom: 20px; color: #fff; }
.feat-stat-num { font-family: var(--font-mono); font-weight: 600; font-size: 40px; letter-spacing: -0.02em; }
.feat-stat-cap {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--steel-200); margin-top: 4px;
}
.feat-body { padding: 36px; display: flex; flex-direction: column; }
.feat-body h3 {
  font-family: var(--font-display); font-weight: 700; font-size: 28px;
  letter-spacing: -0.015em; color: var(--fg); margin: 14px 0 0;
}
.feat-body p { font-size: 15.5px; line-height: 1.65; color: var(--fg-muted); margin: 14px 0 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.chip {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.02em;
  color: var(--fg-muted); background: var(--bg-sunken); border: 1px solid var(--border);
  border-radius: var(--r-pill); padding: 4px 11px; white-space: nowrap;
}
.feat-link {
  display: inline-flex; align-items: center; gap: 7px; margin-top: 24px;
  white-space: nowrap; font-family: var(--font-mono); font-size: 13px;
  font-weight: 500; color: var(--orange-500); text-decoration: none;
  transition: color var(--dur-fast);
}
.feat-grid:hover .feat-link { color: var(--orange-600); }

/* Project card */
.card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-sm);
  transition: all var(--dur) var(--ease); display: flex; flex-direction: column;
}
.card:hover { border-color: var(--border-strong); box-shadow: var(--sh-md); }
.card-media { position: relative; height: 168px; overflow: hidden; background: var(--navy-800); }
.card-media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(0.45) contrast(1.02); transform: scale(1);
  transition: transform var(--dur-slow) var(--ease);
}
.card:hover .card-media img { transform: scale(1.04); }
.card-media-grad {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(26,43,60,.15), rgba(26,43,60,.62));
  mix-blend-mode: multiply;
}
.card-tags { position: absolute; left: 16px; bottom: 14px; display: flex; gap: 8px; }
.card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.card-title-row { display: flex; align-items: center; gap: 9px; }
.card-title-row .icon { color: var(--steel-400); }
.card-body h3 {
  font-family: var(--font-display); font-weight: 700; font-size: 21px;
  letter-spacing: -0.01em; color: var(--fg); margin: 0;
}
.card-body p { font-size: 14.5px; line-height: 1.6; color: var(--fg-muted); margin: 12px 0 0; }
.card-foot {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-top: auto; padding-top: 22px;
}
.card-metric {
  font-family: var(--font-mono); font-weight: 600; font-size: 22px;
  color: var(--orange-500); letter-spacing: -0.01em; white-space: nowrap;
}
.card-metric--slate { color: var(--slate-500); }
.card-metric-cap {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--fg-subtle); margin-top: 3px;
}
.card-cta {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 12px; color: var(--fg-subtle);
  text-decoration: none; transition: color var(--dur-fast);
}
.card:hover .card-cta { color: var(--orange-500); }
/* Non-interactive note (e.g. "Under NDA"): no hover affordance */
.card-cta--static { cursor: default; }
.card:hover .card-cta--static { color: var(--fg-subtle); }

/* ============================================================
   About / expertise
   ============================================================ */
.about { padding: 88px 0; }
.about-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: center; }
.about-photo {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--sh-md); border: 1px solid var(--border);
}
.about-photo img {
  width: 100%; height: 360px; object-fit: cover; object-position: 50% 28%;
  display: block; filter: grayscale(0.12) contrast(1.02);
}
.about-badge {
  position: absolute; left: 14px; top: 14px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em;
  text-transform: uppercase; color: rgba(255, 255, 255, .62);
  background: rgba(18, 32, 46, .5); backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px); padding: 4px 8px; border-radius: var(--r-xs);
}
.about-h2 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(26px, 3vw, 38px); line-height: 1.14;
  letter-spacing: -0.02em; color: var(--fg); margin: 16px 0 0;
}
.about-copy {
  font-size: 16.5px; line-height: 1.7; color: var(--fg-muted);
  margin-top: 20px; display: flex; flex-direction: column; gap: 14px;
}
.about-copy p { margin: 0; }
.about-track { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); }
.about-track-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--fg-subtle); margin-bottom: 14px;
}
.about-orgs { display: flex; flex-wrap: wrap; gap: 12px 26px; align-items: center; }
.about-orgs span {
  font-family: var(--font-display); font-weight: 600; font-size: 17px;
  color: var(--slate-500); letter-spacing: -0.01em;
}

/* ============================================================
   Contact
   ============================================================ */
.contact { background: var(--navy-900); color: var(--fg-on-dark); padding: 88px 0; }
.contact-head { max-width: 620px; margin-bottom: 40px; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.bookcall-cta { margin-top: auto; }
.contact-h2 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(28px, 3.4vw, 44px); line-height: 1.08;
  letter-spacing: -0.025em; color: #fff; margin: 18px 0 0;
}
.contact-sub { font-size: 17px; line-height: 1.6; color: var(--steel-200); margin: 18px 0 28px; max-width: 46ch; }

.bookcall {
  background: rgba(139, 165, 184, .08); border: 1px solid rgba(139, 165, 184, .22);
  border-radius: var(--r-md); padding: 24px; display: flex; flex-direction: column; gap: 16px;
}
.bookcall-head { display: flex; align-items: center; gap: 12px; }
.bookcall-ico {
  width: 44px; height: 44px; border-radius: var(--r-sm);
  background: rgba(232, 83, 10, .16); display: flex; align-items: center; justify-content: center;
  color: var(--orange-500);
}
.bookcall-title { font-weight: 600; font-size: 16px; color: #fff; }
.bookcall-free { font-family: var(--font-mono); font-size: 11px; color: var(--steel-300); margin-top: 2px; }
.bookcall p { margin: 0; font-size: 13.5px; line-height: 1.55; color: var(--steel-300); }

/* Prominent email address inside the email card */
.email-addr {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: #fff;
  text-decoration: none;
  word-break: break-word;
  transition: color var(--dur-fast);
}
.email-addr:hover { color: var(--orange-500); }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--navy-900); border-top: 1px solid rgba(139, 165, 184, .18);
  padding: 48px 0 36px; color: var(--fg-on-dark);
}
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.foot-about p { font-size: 14px; line-height: 1.6; color: var(--steel-300); margin: 18px 0 0; max-width: 34ch; }
.foot-status {
  display: inline-flex; align-items: center; gap: 9px; margin-top: 18px;
  font-family: var(--font-mono); font-size: 12px; color: var(--steel-200);
}
.foot-status-dot { width: 8px; height: 8px; border-radius: 50%; background: #3FB873; }
.foot-col-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--steel-400); margin-bottom: 16px;
}
.foot-links { display: flex; flex-direction: column; gap: 11px; }
.foot-links a {
  font-size: 14.5px; color: var(--steel-200); text-decoration: none;
  transition: color var(--dur-fast);
}
.foot-links a:hover { color: var(--orange-500); }
.foot-bottom {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(139, 165, 184, .18);
  flex-wrap: wrap; gap: 14px;
}
.foot-bottom span { font-family: var(--font-mono); font-size: 12px; color: var(--steel-400); }

/* ============================================================
   Responsive (breakpoints from prototype)
   ============================================================ */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .svc-grid { grid-template-columns: 1fr; }
  .svc-detail-wrap { position: static; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .contact-cards { grid-template-columns: 1fr; gap: 20px; }
  .feat-grid { grid-template-columns: 1fr; }
  .feat-media { min-height: 240px; }
}
@media (max-width: 760px) {
  .proof-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .work-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: inline-flex; }
}