:root {
  --in-oklab: ;
  --in-oklch: ;

  --bg-page: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-subtle: #e2e8f0;
  --bg-obsidian: #050a14;
  --bg-navy: #0a1122;
  --bg-navy-elevated: #111c35;
  --bg-navy-card: #0e182e;

  --text-primary: #09101d;
  --text-secondary: #1e293b;
  --text-muted: #475569;
  --text-inverse: #f8fafc;
  --text-inverse-muted: #cbd5e1;

  --brand-primary: #1d4ed8;
  --brand-primary-hover: #1e40af;
  --brand-crimson: #dc2626;
  --brand-crimson-bright: #ef4444;
  --brand-accent: #38bdf8;
  --brand-emerald: #10b981;

  --border-subtle: #cbd5e1;
  --border-strong: #94a3b8;
  --border-dark: rgba(148, 163, 184, 0.24);

  --shadow-sm:
    0 1px 2px rgba(5, 10, 20, 0.07),
    0 2px 6px rgba(5, 10, 20, 0.05);
  --shadow-md:
    0 4px 8px -2px rgba(5, 10, 20, 0.1),
    0 12px 24px -4px rgba(5, 10, 20, 0.14);
  --shadow-lg:
    0 12px 24px -6px rgba(5, 10, 20, 0.28),
    0 24px 48px -12px rgba(5, 10, 20, 0.4);

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --container-max: 78rem;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Monaco, Consolas, monospace;
}

@supports (background: linear-gradient(in oklab, white, black)) {
  :root {
    --in-oklab: in oklab;
    --in-oklch: in oklch;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.55;
  text-align: start;
  color: var(--text-primary);
  background-color: var(--bg-page);
  overflow-wrap: break-word;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-block: 0 0.75rem;
  line-height: 1.15;
  color: var(--text-primary);
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.15rem, 1.45rem + 2.75vw, 3.45rem);
  font-weight: 850;
  letter-spacing: -0.028em;
  color: var(--text-inverse);
}

h2 {
  font-size: clamp(1.65rem, 1.25rem + 1.35vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.15rem, 1.05rem + 0.35vw, 1.375rem);
  font-weight: 750;
  letter-spacing: -0.01em;
}

p,
li,
dd,
blockquote {
  text-wrap: pretty;
}

p {
  margin-block: 0 1rem;
  max-inline-size: 72ch;
  color: var(--text-secondary);
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  font-weight: 600;
  background-color: #e2e8f0;
  color: #0f172a;
  padding: 0.1rem 0.375rem;
  border-radius: 0.25rem;
}

a {
  color: var(--brand-primary);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--brand-primary-hover);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 0.1875rem solid var(--brand-accent);
  outline-offset: 0.1875rem;
}

img {
  max-inline-size: 100%;
  block-size: auto;
  display: block;
}

.skip-link {
  position: absolute;
  inset-block-start: -10rem;
  inset-inline-start: 1rem;
  background: var(--brand-primary);
  color: var(--text-inverse);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  inset-block-start: 1rem;
}

.container {
  max-inline-size: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 2.25rem);
}

/* Top Telemetry Utility Bar */
.utility-bar {
  background-color: var(--bg-obsidian);
  color: var(--text-inverse-muted);
  font-family: var(--font-mono);
  font-size: 0.78125rem;
  border-block-end: 1px solid rgba(56, 189, 248, 0.22);
}

.utility-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: safe center;
  gap: 0.5rem 1rem;
  padding-block: 0.5rem;
}

.utility-status {
  display: flex;
  align-items: safe center;
  gap: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #e2e8f0;
}

.status-dot {
  inline-size: 0.5rem;
  block-size: 0.5rem;
  border-radius: 50%;
  background-color: var(--brand-emerald);
  box-shadow: 0 0 8px var(--brand-emerald);
  flex-shrink: 0;
}

.utility-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: safe center;
  gap: 0.75rem 1.25rem;
}

.utility-bar a {
  color: var(--brand-accent);
  font-weight: 700;
  text-decoration: none;
}

.utility-bar a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* Primary Header */
.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 40;
  background-color: rgba(10, 17, 34, 0.94);
  backdrop-filter: blur(12px);
  border-block-end: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: safe center;
  gap: 1rem;
  padding-block: 0.75rem;
}

.brand-lockup {
  display: flex;
  align-items: safe center;
  gap: 0.875rem;
  text-decoration: none;
  color: var(--text-inverse);
}

.brand-emblem {
  inline-size: 3.75rem;
  block-size: auto;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.45));
}

.brand-title {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 850;
  letter-spacing: -0.015em;
  color: var(--text-inverse);
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-accent);
  background-color: rgba(56, 189, 248, 0.14);
  border: 1px solid rgba(56, 189, 248, 0.35);
  padding: 0.1rem 0.4rem;
  border-radius: 0.25rem;
}

.brand-subtitle {
  display: block;
  font-size: 0.8125rem;
  color: #94a3b8;
}

.primary-nav ul {
  display: flex;
  flex-wrap: wrap;
  flex-wrap: balance;
  align-items: safe center;
  gap: 0.25rem 1.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-nav a {
  display: inline-block;
  padding-block: 0.375rem;
  font-size: 0.9375rem;
  font-weight: 650;
  color: #e2e8f0;
  text-decoration: none;
  transition: color 0.15s ease;
}

.primary-nav a:hover {
  color: var(--brand-accent);
}

.primary-nav .nav-cta {
  background: linear-gradient(135deg var(--in-oklch), #dc2626 0%, #b91c1c 100%);
  color: #ffffff;
  padding: 0.5rem 1.05rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.35);
}

.primary-nav .nav-cta:hover {
  background: linear-gradient(135deg var(--in-oklch), #ef4444 0%, #dc2626 100%);
  color: #ffffff;
}

/* Hero Section — Precision Avionics & PCB Blueprint Aesthetic */
.hero {
  position: relative;
  isolation: isolate;
  color: var(--text-inverse);
  padding-block: clamp(2.75rem, 5.5vw, 4.75rem);
  border-block-end: 4px solid var(--brand-crimson-bright);
  --grid-line: rgba(56, 189, 248, 0.07);
  background-color: var(--bg-obsidian);
  background-image:
    radial-gradient(circle at 18% 20% var(--in-oklch), rgba(29, 78, 216, 0.32) 0%, transparent 52%),
    radial-gradient(circle at 85% 75% var(--in-oklch), rgba(220, 38, 38, 0.18) 0%, transparent 45%),
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px),
    linear-gradient(145deg var(--in-oklch), #050a14 0%, #0b152b 55%, #0f1d3a 100%);
  background-size: 100% 100%, 100% 100%, 2.5rem 2.5rem, 2.5rem 2.5rem, 100% 100%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 62rem) {
  .hero-grid {
    grid-template-columns: 1.08fr 0.92fr;
  }
}

.eyebrow-pill {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: safe center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #e2e8f0;
  background-color: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.4);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-block-end: 1.1rem;
}

.eyebrow-code {
  color: var(--brand-accent);
}

.eyebrow-sep {
  inline-size: 0.35rem;
  block-size: 0.35rem;
  border-radius: 50%;
  background-color: var(--brand-crimson-bright);
}

.hero-highlight {
  display: inline;
  color: var(--brand-accent);
}

.hero-lead {
  font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.2rem);
  line-height: 1.6;
  color: #cbd5e1;
  margin-block-end: 1.75rem;
  max-inline-size: 62ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-block-end: 2rem;
}

.btn {
  display: inline-flex;
  align-items: safe center;
  justify-content: center;
  min-block-size: 3rem;
  padding: 0.65rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 750;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg var(--in-oklch), #dc2626 0%, #b91c1c 100%);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg var(--in-oklch), #ef4444 0%, #dc2626 100%);
  color: #ffffff;
}

.btn-outline {
  background-color: rgba(15, 23, 42, 0.75);
  color: var(--text-inverse);
  border-color: rgba(56, 189, 248, 0.5);
}

.btn-outline:hover {
  background-color: rgba(30, 41, 59, 0.95);
  border-color: var(--brand-accent);
  color: #ffffff;
}

.hero-spec-panel {
  background-color: rgba(10, 17, 34, 0.78);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-inline-start: 3px solid var(--brand-accent);
  border-radius: var(--radius-md);
  padding: 1rem 1.15rem;
}

.hero-spec-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #94a3b8;
  margin-block-end: 0.65rem;
}

.hero-disciplines {
  display: flex;
  flex-wrap: wrap;
  flex-wrap: balance;
  gap: 0.45rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.hero-disciplines li {
  font-family: var(--font-mono);
  font-size: 0.78125rem;
  font-weight: 600;
  background-color: rgba(30, 41, 59, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.3);
  color: #f1f5f9;
  padding: 0.28rem 0.65rem;
  border-radius: 0.25rem;
}

/* Bento Hardware Showcase in Hero */
.hero-bento {
  display: grid;
  gap: 0.875rem;
}

.bento-main {
  margin: 0;
  background-color: #070d19;
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: var(--radius-lg);
  overflow: clip;
  box-shadow: var(--shadow-lg);
}

.bento-topbar {
  display: flex;
  justify-content: space-between;
  align-items: safe center;
  gap: 0.5rem;
  padding: 0.55rem 0.9rem;
  background-color: #050a14;
  border-block-end: 1px solid rgba(148, 163, 184, 0.2);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.bento-code {
  color: var(--brand-crimson-bright);
  font-weight: 700;
}

.bento-chip {
  color: var(--brand-accent);
  font-weight: 600;
}

.bento-main img {
  inline-size: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.bento-caption {
  display: flex;
  justify-content: space-between;
  align-items: safe center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background-color: rgba(10, 17, 34, 0.96);
  border-block-start: 1px solid rgba(148, 163, 184, 0.2);
}

.bento-caption strong {
  display: block;
  font-size: 0.95rem;
  color: #ffffff;
}

.bento-caption span {
  display: block;
  font-size: 0.8125rem;
  color: #94a3b8;
}

.bento-inspect {
  inline-size: auto;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.78125rem;
  padding: 0.4rem 0.75rem;
  min-block-size: 2.25rem;
  background-color: rgba(56, 189, 248, 0.14);
  color: var(--brand-accent);
  border: 1px solid rgba(56, 189, 248, 0.45);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.bento-inspect:hover {
  background-color: var(--brand-accent);
  color: #050a14;
}

.bento-subgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
}

.bento-sub {
  margin: 0;
  background-color: #070d19;
  border: 1px solid rgba(148, 163, 184, 0.26);
  border-radius: var(--radius-md);
  overflow: clip;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.bento-sub img {
  inline-size: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.bento-sub figcaption {
  padding: 0.65rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
  background-color: rgba(10, 17, 34, 0.95);
}

.bento-mini-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--brand-accent);
}

.bento-sub strong {
  font-size: 0.85rem;
  color: #f8fafc;
}

.bento-link {
  margin-block-start: 0.35rem;
  align-self: flex-start;
  inline-size: auto;
  min-block-size: 1.85rem;
  padding: 0.2rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background-color: transparent;
  color: #cbd5e1;
  border: 1px solid rgba(148, 163, 184, 0.4);
  border-radius: 0.25rem;
  cursor: pointer;
}

.bento-link:hover {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #ffffff;
}

/* High-Impact Telemetry Proof Strip */
.facts-strip {
  background-color: var(--bg-navy);
  color: var(--text-inverse);
  border-block-end: 1px solid rgba(148, 163, 184, 0.22);
  padding-block: 1.75rem;
}

.facts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.15rem;
  margin: 0;
}

.fact-card {
  padding: 1.15rem 1.25rem;
  background-color: var(--bg-navy-elevated);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-block-start: 3px solid var(--brand-accent);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.fact-card:nth-child(odd) {
  border-block-start-color: var(--brand-crimson-bright);
}

.fact-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--brand-accent);
  margin-block-end: 0.15rem;
}

.fact-card dt {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #94a3b8;
  margin-block-end: 0.35rem;
}

.fact-metric {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.fact-sub {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: #fde047;
  margin-inline-start: 0.35rem;
}

.fact-desc {
  margin: 0.35rem 0 0;
  font-size: 0.8125rem;
  color: #cbd5e1;
}

/* Section Layout */
.section {
  padding-block: clamp(3.25rem, 5.5vw, 5rem);
}

.section-alt {
  background-color: var(--bg-surface);
  border-block: 1px solid var(--border-subtle);
}

.section-dark {
  background-color: var(--bg-navy);
  background-image:
    radial-gradient(circle at 85% 10% var(--in-oklch), rgba(29, 78, 216, 0.22) 0%, transparent 45%),
    linear-gradient(180deg var(--in-oklch), #080f1e 0%, #0d172e 100%);
  color: var(--text-inverse);
  border-block: 1px solid rgba(148, 163, 184, 0.22);
}

.section-dark h2,
.section-dark h3 {
  color: var(--text-inverse);
}

.section-dark p {
  color: #cbd5e1;
}

.section-header {
  margin-block-end: 2.25rem;
}

.section-header-split {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.25rem;
}

.section-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--brand-primary);
  margin-block-end: 0.45rem;
}

.section-dark .section-kicker {
  color: var(--brand-accent);
}

.portfolio-counter {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #cbd5e1;
  background-color: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.35);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
}

.portfolio-counter strong {
  color: var(--brand-accent);
}

/* 6-Stage Turnkey Lifecycle Pipeline */
.lifecycle-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0 0 2.5rem;
}

.lifecycle-strip li {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-block-start: 3px solid var(--brand-primary);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.lifecycle-strip li:nth-child(even) {
  border-block-start-color: var(--brand-crimson);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--brand-primary);
  letter-spacing: 0.05em;
}

.lifecycle-strip strong {
  font-size: 0.95rem;
  color: var(--text-primary);
}

.lifecycle-strip span:last-child {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Core Services / Disciplines Grid (with Subgrid alignment) */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(21rem, 1fr));
  gap: 1.75rem;
}

.service-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: clip;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-row: span 2;
  grid-template-rows: auto 1fr;
  grid-template-rows: subgrid;
  gap: 0;
}

.service-figure {
  margin: 0;
  border-block-end: 1px solid var(--border-subtle);
  background-color: var(--bg-navy);
  display: flex;
  flex-direction: column;
}

.service-badge-bar {
  display: flex;
  justify-content: space-between;
  align-items: safe center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  background-color: var(--bg-obsidian);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.service-code {
  color: var(--brand-accent);
  font-weight: 700;
}

.service-pill {
  color: #cbd5e1;
  font-weight: 600;
}

.service-figure img {
  inline-size: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.service-card:hover .service-figure img {
  transform: scale(1.02);
}

.service-figure figcaption {
  display: flex;
  justify-content: space-between;
  align-items: safe center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  font-size: 0.78125rem;
  font-weight: 600;
  color: #e2e8f0;
  background-color: var(--bg-navy);
}

.caption-zoom {
  inline-size: auto;
  min-block-size: 1.85rem;
  padding: 0.2rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background-color: rgba(56, 189, 248, 0.15);
  color: var(--brand-accent);
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: 0.25rem;
  cursor: pointer;
}

.caption-zoom:hover {
  background-color: var(--brand-accent);
  color: #050a14;
}

.service-body {
  padding: 1.5rem;
}

.service-list {
  padding-inline-start: 1.15rem;
  margin: 0.75rem 0 0;
  color: var(--text-secondary);
}

.service-list li {
  margin-block-end: 0.5rem;
}

/* Filter Controls inside <search> */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  flex-wrap: balance;
  gap: 0.5rem;
  margin-block-end: 1.85rem;
}

.filter-btn {
  background-color: rgba(30, 41, 59, 0.85);
  color: #e2e8f0;
  border: 1px solid rgba(148, 163, 184, 0.35);
  padding: 0.55rem 1.05rem;
  min-block-size: 2.65rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.filter-btn:hover {
  background-color: rgba(51, 65, 85, 0.95);
  border-color: var(--brand-accent);
  color: #ffffff;
}

.filter-btn[aria-pressed="true"] {
  background: linear-gradient(135deg var(--in-oklch), #dc2626 0%, #b91c1c 100%);
  color: #ffffff;
  border-color: #f87171;
  box-shadow: 0 2px 10px rgba(220, 38, 38, 0.35);
}

/* Past Projects Grid (with CSS Subgrid) */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
  gap: 1.5rem;
}

.project-card {
  background-color: var(--bg-navy-card);
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: var(--radius-md);
  overflow: clip;
  display: grid;
  grid-row: span 2;
  grid-template-rows: auto 1fr;
  grid-template-rows: subgrid;
  gap: 0;
  box-shadow: var(--shadow-md);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.project-card[hidden] {
  display: none;
}

.project-card:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 189, 248, 0.55);
  box-shadow: var(--shadow-lg);
}

.project-card figure {
  position: relative;
  margin: 0;
  background-color: #050a14;
  border-block-end: 1px solid rgba(148, 163, 184, 0.2);
  overflow: clip;
}

.project-id-chip {
  position: absolute;
  inset-block-start: 0.65rem;
  inset-inline-start: 0.65rem;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  background-color: rgba(5, 10, 20, 0.88);
  color: var(--brand-accent);
  border: 1px solid rgba(56, 189, 248, 0.45);
  padding: 0.18rem 0.5rem;
  border-radius: 0.25rem;
}

.project-card img {
  inline-size: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.project-card:hover img {
  transform: scale(1.03);
}

.project-content {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
}

.sector-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.55rem;
  border-radius: 0.25rem;
  background-color: rgba(56, 189, 248, 0.14);
  color: var(--brand-accent);
  border: 1px solid rgba(56, 189, 248, 0.32);
  margin-block-end: 0.6rem;
}

.project-card h3 {
  color: #f8fafc;
  font-size: 1.125rem;
}

.project-meta {
  margin: 0.5rem 0 1.15rem;
  font-size: 0.875rem;
  flex: 1;
}

.project-meta dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #94a3b8;
  margin-block-start: 0.55rem;
}

.project-meta dd {
  margin: 0.1rem 0 0;
  color: #e2e8f0;
}

.project-card .inspect-btn {
  inline-size: 100%;
  background-color: rgba(29, 78, 216, 0.22);
  color: #f8fafc;
  border: 1px solid rgba(56, 189, 248, 0.42);
  padding: 0.55rem 0.875rem;
  min-block-size: 2.55rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.project-card .inspect-btn:hover {
  background-color: var(--brand-primary);
  border-color: var(--brand-accent);
  color: #ffffff;
}

/* Company & Facility Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: start;
}

@media (min-width: 58rem) {
  .about-grid {
    grid-template-columns: 1.08fr 0.92fr;
  }
}

.facility-gallery {
  display: grid;
  gap: 1.25rem;
}

.facility-figure {
  margin: 0;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: clip;
  box-shadow: var(--shadow-md);
}

.facility-figure img {
  inline-size: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.facility-figure figcaption {
  padding: 0.85rem 1.125rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-block-start: 1px solid var(--border-subtle);
}

.specs-dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem;
  margin-block-start: 1.5rem;
  padding: 1.35rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-inline-start: 4px solid var(--brand-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.specs-dl dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.specs-dl dd {
  margin: 0.2rem 0 0;
  font-weight: 700;
  color: var(--text-primary);
}

/* FAQ Accordion (<details> / <summary>) */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  max-inline-size: 58rem;
}

.faq-item {
  background-color: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.05rem 1.35rem;
}

.faq-item[open] {
  background-color: var(--bg-surface);
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  font-size: 1.0625rem;
  font-weight: 750;
  color: var(--text-primary);
  cursor: pointer;
}

.faq-item::details-content {
  padding-block-start: 0.75rem;
}

.faq-item p {
  margin-block: 0.5rem 0;
}

/* Contact Section */
.contact-section {
  background: linear-gradient(145deg var(--in-oklch), #050a14 0%, #0b152b 100%);
  color: var(--text-inverse);
  border-block-start: 4px solid var(--brand-primary);
}

.contact-banner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}

@media (min-width: 58rem) {
  .contact-banner {
    grid-template-columns: 1fr 1.1fr;
  }
}

.contact-intro h2 {
  color: var(--text-inverse);
}

.contact-intro p {
  color: #cbd5e1;
}

.contact-intro .section-kicker {
  color: var(--brand-accent);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.25rem;
}

.contact-card {
  background-color: var(--bg-navy-elevated);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
}

.contact-card h3 {
  color: var(--text-inverse);
  font-size: 1.125rem;
  margin-block-end: 0.85rem;
}

.contact-card dl {
  margin: 0;
}

.contact-card dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #94a3b8;
  margin-block-start: 0.875rem;
}

.contact-card dt:first-child {
  margin-block-start: 0;
}

.contact-card dd {
  margin: 0.15rem 0 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: #f8fafc;
}

.contact-card a {
  color: var(--brand-accent);
}

.contact-card a:hover {
  color: #ffffff;
}

/* Footer */
.site-footer {
  background-color: var(--bg-obsidian);
  color: #cbd5e1;
  padding-block: 2rem;
  font-size: 0.875rem;
  border-block-start: 1px solid rgba(148, 163, 184, 0.16);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: safe center;
  gap: 1.25rem;
}

.site-footer p {
  color: #94a3b8;
  margin: 0;
}

.site-footer a {
  color: #e2e8f0;
}

/* Modal Dialog (<dialog closedby="any">) */
dialog {
  max-inline-size: min(46rem, 94vw);
  inline-size: 100%;
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: var(--radius-lg);
  padding: 0;
  background-color: var(--bg-navy);
  color: var(--text-inverse);
  box-shadow: var(--shadow-lg);
}

dialog::backdrop {
  background-color: rgba(5, 10, 20, 0.78);
  backdrop-filter: blur(4px);
}

.dialog-inner {
  padding: 1.5rem;
}

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-block-end: 1rem;
}

.dialog-header h2 {
  color: var(--text-inverse);
  font-size: 1.4rem;
  margin: 0;
}

.dialog-close-btn {
  background-color: rgba(30, 41, 59, 0.9);
  color: #f8fafc;
  border: 1px solid rgba(148, 163, 184, 0.4);
  padding: 0.45rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.dialog-close-btn:hover {
  background-color: var(--brand-crimson);
  border-color: var(--brand-crimson-bright);
}

.dialog-figure {
  margin: 0 0 1.25rem;
  background-color: #050a14;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: var(--radius-md);
  overflow: clip;
}

.dialog-figure img {
  inline-size: 100%;
  max-block-size: 62dvh;
  object-fit: contain;
  margin-inline: auto;
}

.dialog-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  padding: 1rem;
  background-color: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius-sm);
}

.dialog-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: safe center;
  gap: 0.75rem;
  margin-block-start: 1.15rem;
  padding-block-start: 1rem;
  border-block-start: 1px solid rgba(148, 163, 184, 0.2);
}

.dialog-footer[hidden] {
  display: none;
}

.dialog-Step {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: #94a3b8;
}

/* Scroll-Driven Entry Reveal (Progressive Enhancement) */
@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    @keyframes card-enter {
      from {
        opacity: 0.15;
        transform: translateY(1.25rem);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .service-card,
    .project-card,
    .fact-card {
      animation: card-enter auto ease-out backwards;
      animation-timeline: view();
      animation-range: entry 5% cover 22%;
    }
  }
}

/* Forced Colors Mode Accessibility */
@media (forced-colors: active) {
  .fact-card,
  .service-card,
  .project-card,
  .contact-card,
  .bento-main,
  .bento-sub {
    border: 1px solid CanvasText;
  }
}