/* --- Variables --- */
:root {
  --bg: #0d1117;
  --bg-elevated: #161b22;
  --surface: #21262d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-dim: #388bfd;
  --success: #3fb950;
  --error: #f85149;
  --border: #30363d;
  --font-sans: "Outfit", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --radius: 8px;
  --space: 1.5rem;
  --max-width: 1100px;
}

/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Header (logo only, no nav) --- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space) 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.btn-nav {
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
}
.btn-nav:hover {
  text-decoration: none;
}
.logo {
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text);
  text-decoration: none;
}
.logo:hover { text-decoration: none; }
.logo-accent { color: var(--accent); }
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0;
}
.header-location {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-left: 0.5rem;
  padding-left: 1rem;
  border-left: 1px solid var(--border);
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.65rem 1.4rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--accent-dim);
  text-decoration: none;
  transform: translateY(-1px);
}

/* --- Hero --- */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.5rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  position: relative;
}
@media (min-width: 700px) {
  .hero {
    grid-template-columns: 1fr 1fr;
  }
}
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
.hero-tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 32ch;
  margin: 0 0 1.5rem;
}
.hero-image-wrap {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-elevated);
  aspect-ratio: 1 / 1;
  max-width: 320px;
  justify-self: end;
  margin-right: 4rem;
}
.hero-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.hero-visual {
  position: relative;
  height: 180px;
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg-elevated) 100%);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}
.circuit-lines {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0%, rgba(88, 166, 255, 0.08) 50%, transparent 100%),
    repeating-linear-gradient(0deg, transparent, transparent 20px, rgba(88, 166, 255, 0.06) 20px, rgba(88, 166, 255, 0.06) 21px);
  opacity: 0.8;
}

/* --- Sections --- */
section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}
.hero + section {
  padding-top: 2rem;
}
section h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.section-intro {
  color: var(--text-muted);
  margin: 0 0 2rem;
  max-width: 50ch;
}

/* --- Services --- */
.services-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}
.service-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.service-icon {
  font-size: 1.75rem;
  display: block;
  margin-bottom: 0.5rem;
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.service-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* --- Pricing --- */
.pricing-diagnostics {
  margin-bottom: 1.25rem;
}
.pricing-diagnostics .pricing-table {
  margin: 0;
}
.pricing-categories {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.pricing-category {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  overflow: hidden;
}
.pricing-category[open] {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.pricing-category summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  color: var(--text);
}
.pricing-category summary::-webkit-details-marker,
.pricing-category summary::marker {
  display: none;
}
.pricing-category summary::after {
  content: "▼";
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: transform 0.2s;
}
.pricing-category[open] summary::after {
  transform: rotate(-180deg);
}
.pricing-category summary:hover {
  color: var(--accent);
}
.pricing-category .pricing-table-wrap {
  border: none;
  border-radius: 0;
  margin-bottom: 0;
  border-top: 1px solid var(--border);
}
.pricing-category .pricing-table-wrap:last-child {
  margin-bottom: 0;
}
.pricing-table-wrap {
  overflow-x: auto;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.pricing-table th,
.pricing-table td {
  padding: 0.85rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.pricing-table thead {
  background: var(--bg-elevated);
}
.pricing-table th {
  font-weight: 600;
  color: var(--text-muted);
}
.pricing-table tbody tr:last-child td { border-bottom: none; }
.pricing-table tbody tr:hover { background: rgba(88, 166, 255, 0.04); }
.pricing-table td:nth-child(2) {
  font-family: var(--font-mono);
  color: var(--accent);
  white-space: nowrap;
}
.pricing-table td:last-child {
  color: var(--text-muted);
  font-size: 0.9rem;
  max-width: 28em;
}
.pricing-note {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
  margin-top: 1rem;
}

/* --- Contact --- */
.contact .section-intro {
  margin-bottom: 1rem;
}
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}
.contact-info {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.contact-info h3 {
  font-size: 1.1rem;
  margin: 0 0 1rem;
}
.contact-info p {
  margin: 0 0 0.6rem;
  font-size: 0.95rem;
}
.contact-info a { color: var(--accent); }
.contact-note {
  margin-top: 1rem !important;
  font-size: 0.85rem !important;
  color: var(--text-muted) !important;
}
.contact-map-wrap {
  position: relative;
  margin-top: 1rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 10;
  min-height: 140px;
}
.contact-map-preview {
  display: block;
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none;
  filter: brightness(0.88);
}
.contact-map-link {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0;
  transition: opacity 0.2s;
}
.contact-map-link:hover {
  opacity: 1;
  text-decoration: none;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.contact-form label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}
.contact-form input,
.contact-form textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.65rem 0.9rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  width: 100%;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}
.contact-form textarea { resize: vertical; min-height: 100px; }
.form-status {
  font-size: 0.9rem;
  margin: 0;
  min-height: 1.4em;
}
.form-status.success { color: var(--success); }
.form-status.error { color: var(--error); }

/* --- Footer --- */
.footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.footer p { margin: 0; }

/* --- Mobile --- */
@media (max-width: 700px) {
  .hero { padding-top: 2.5rem; }
  .hero-image-wrap { max-width: 240px; margin-left: 0; justify-self: start; }
  .hero-visual { height: 120px; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-info { order: -1; }
}