:root {
  --blue-900: #0D2440;
  --blue-800: #123A5E;
  --blue-700: #1C4A73;
  --line: #EDEAE0;
  --line-dim: #9FB3C8;
  --amber: #E8963C;
  --amber-dark: #C97A28;

  --font-display: 'Oswald', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --wrap: 1120px;
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--blue-800);
  color: var(--line);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  background-image:
    repeating-linear-gradient(0deg, rgba(159,179,200,0.06) 0px, rgba(159,179,200,0.06) 1px, transparent 1px, transparent 32px),
    repeating-linear-gradient(90deg, rgba(159,179,200,0.06) 0px, rgba(159,179,200,0.06) 1px, transparent 1px, transparent 32px);
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--amber);
  color: var(--blue-900);
  padding: 12px 20px;
  z-index: 100;
  font-family: var(--font-mono);
}
.skip-link:focus {
  left: 24px;
  top: 24px;
}

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
  color: var(--line);
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 12px;
}

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 36, 64, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(159,179,200,0.25);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
  gap: 24px;
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  line-height: 1;
}
.wordmark-text {
  display: flex;
  flex-direction: column;
}
.wordmark-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--line);
}
.wordmark-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--amber);
  margin-top: 4px;
}
.header-nav {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}
.header-nav a { text-decoration: none; color: var(--line-dim); }
.header-nav a:hover { color: var(--line); }
.btn-header { padding: 10px 18px; font-size: 0.82rem; }

@media (max-width: 760px) {
  .header-nav { display: none; }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, transform 0.15s ease;
}
.btn-primary {
  background: var(--amber);
  color: var(--blue-900);
}
.btn-primary:hover { background: var(--amber-dark); }
.btn-primary:active { transform: translateY(1px); }
.btn-lg { padding: 16px 30px; font-size: 0.95rem; }

.badge-location {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--line-dim);
}

/* ---- Hero ---- */
.hero { padding: 72px 0 88px; }
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2rem, 4vw + 0.8rem, 3.4rem);
  line-height: 1.08;
  margin-bottom: 20px;
}
.hero-lead {
  font-size: 1.05rem;
  color: var(--line-dim);
  max-width: 46ch;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}
.hero-diagram svg { width: 100%; height: auto; }
.dwg-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  fill: var(--line-dim);
}
.dim-label { fill: var(--line-dim); font-size: 10px; }

.draw-in path, .draw-in line, .draw-in rect, .draw-in circle {
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  animation: draw 1.8s ease forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) {
  .draw-in path, .draw-in line, .draw-in rect, .draw-in circle { animation: none; stroke-dashoffset: 0; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-diagram { order: -1; }
}

/* ---- Checklist ---- */
.checklist-section, .services-section, .process-section, .area-section {
  padding: 72px 0;
  border-top: 1px solid rgba(159,179,200,0.18);
}
.checklist-section h2, .services-section h2, .process-section h2, .area-section h2 {
  font-size: clamp(1.6rem, 2.4vw + 0.6rem, 2.2rem);
  margin-bottom: 40px;
}
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 48px;
}
.check-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.check-mark {
  flex: none;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--amber);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  margin-top: 2px;
}
.check-item h3 {
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: none;
  font-size: 1.05rem;
  letter-spacing: normal;
  margin-bottom: 6px;
}
.check-item p { color: var(--line-dim); margin: 0; font-size: 0.95rem; }

@media (max-width: 760px) {
  .checklist-grid { grid-template-columns: 1fr; }
}

/* ---- Services ---- */
.services-section { background: var(--blue-900); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: rgba(159,179,200,0.25);
  border: 1px solid rgba(159,179,200,0.25);
}
.service-card {
  background: var(--blue-900);
  padding: 28px 24px;
}
.service-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber);
  letter-spacing: 0.08em;
  margin: 0 0 14px;
}
.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.service-card p {
  color: var(--line-dim);
  font-size: 0.9rem;
  margin: 0;
}

/* ---- Process ---- */
.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.process-list li {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 22px 0;
  border-top: 1px solid rgba(159,179,200,0.18);
}
.process-list li:first-child { border-top: none; }
.process-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--amber);
  flex: none;
  width: 42px;
}
.process-list h3 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}
.process-list p { color: var(--line-dim); margin: 0; font-size: 0.95rem; }

/* ---- Area ---- */
.area-section { background: var(--blue-900); }
.area-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}
.area-lead { color: var(--line-dim); max-width: 46ch; margin-bottom: 24px; }
.city-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.city-list li {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  border: 1px solid rgba(159,179,200,0.35);
  color: var(--line-dim);
  padding: 6px 12px;
}
.coverage-diagram svg { width: 100%; max-width: 280px; margin: 0 auto; display: block; }

@media (max-width: 760px) {
  .area-inner { grid-template-columns: 1fr; }
}

/* ---- Gallery ---- */
.gallery-section {
  padding: 72px 0;
  border-top: 1px solid rgba(159,179,200,0.18);
}
.gallery-section h2 {
  font-size: clamp(1.6rem, 2.4vw + 0.6rem, 2.2rem);
  margin-bottom: 40px;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.gallery-item {
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid rgba(159,179,200,0.3);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(15%);
  transition: transform 0.3s ease, filter 0.3s ease;
}
.gallery-item:hover img {
  transform: scale(1.04);
  filter: grayscale(0%);
}
.gallery-more {
  margin: 28px 0 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--line-dim);
}
.gallery-more a { color: var(--amber); text-decoration: none; }
.gallery-more a:hover { text-decoration: underline; }

/* ---- CTA ---- */
.cta-section {
  padding: 90px 0;
  text-align: center;
  border-top: 1px solid rgba(159,179,200,0.18);
}
.cta-inner h2 {
  font-size: clamp(1.8rem, 3vw + 0.6rem, 2.6rem);
  margin-bottom: 16px;
}
.cta-inner p {
  color: var(--line-dim);
  max-width: 50ch;
  margin: 0 auto 32px;
}

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid rgba(159,179,200,0.25);
  padding: 32px 0;
  background: var(--blue-900);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-links {
  display: flex;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.footer-links a { text-decoration: none; color: var(--line-dim); }
.footer-links a:hover { color: var(--amber); }