/* ==========================================================================
   Fieldstrength Networks — shared styles
   ========================================================================== */

:root {
  --paper: #F3F5F4;
  --panel: #FFFFFF;
  --ink: #333632;
  --ink-soft: #5B5F5A;
  --ink-faint: #8B8F89;
  --line: #DDE0DA;
  --line-strong: #C5C9C1;
  --black: #000000;
  --teal: #1E90FF;
  --teal-dark: #0B6FCC;
  --teal-tint: #E7F1FE;
  --amber: #DB8A2B;
  --red: #C74F45;
  --radius: 3px;
  --maxw: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 20px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'IBM Plex Sans', sans-serif;
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em 0;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em 0; color: var(--ink-soft); }
a { color: inherit; }

.mono {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
}

.eyebrow {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 15px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-dark);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.eyebrow::before {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--teal);
  display: inline-block;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 16px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.btn-primary {
  background: var(--black);
  color: var(--paper);
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-outline:hover { border-color: var(--ink); background: var(--panel); }

.btn-arrow { transition: transform 0.15s ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ---------- Nav ---------- */

header.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(243, 245, 244, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 28px;
  max-width: var(--maxw);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}

.brand svg { width: 48px; height: 48px; flex-shrink: 0; }
.brand img { height: 56px; width: auto; flex-shrink: 0; }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 42px;
  letter-spacing: -0.01em;
}

.brand-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

nav.links {
  display: flex;
  align-items: center;
  gap: 30px;
}

nav.links a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 18px;
  font-weight: 500;
  transition: color 0.15s ease;
}
nav.links a:hover { color: var(--ink); }

nav.links a.current { color: var(--ink); border-bottom: 2px solid var(--teal); padding-bottom: 3px; }

.nav-cta { display: none; }
@media (min-width: 760px) { .nav-cta { display: inline-flex; } }

/* ---------- Hero ---------- */

.hero {
  padding: 72px 0 88px;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 420px) {
  .hero-stats { flex-wrap: wrap; }
  .stat .num { font-size: 24px; }
}

.hero h1 {
  font-size: clamp(42px, 5.8vw, 68px);
  margin-top: 18px;
  max-width: 15ch;
}

.hero .lede {
  font-size: 22px;
  max-width: 46ch;
  margin-top: 18px;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 34px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 22px;
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  flex-wrap: nowrap;
}

.stat .num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.stat:nth-child(1) .num { color: var(--teal); }
.stat:nth-child(2) .num { color: var(--amber); }
.stat:nth-child(3) .num { color: #1E9E62; }

.stat .label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 4px;
}
.stat:nth-child(1) .label { color: var(--teal-dark); }
.stat:nth-child(2) .label { color: #A8681E; }
.stat:nth-child(3) .label { color: #157A4D; }
}

.hero-art {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
}

.hero-art svg { width: 100%; height: auto; display: block; }

/* ---------- Section shell ---------- */

section { padding: 84px 0; }
section.tight { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 46px; }
.section-head h2 { font-size: clamp(32px, 4vw, 45px); margin-top: 14px; }
.section-head p { font-size: 20px; margin-top: 12px; }

.band {
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* ---------- Services grid ---------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (max-width: 880px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  background: var(--panel);
  padding: 30px 26px;
  transition: background 0.15s ease;
}
.service-card:hover { background: var(--teal-tint); }

.service-card .icon {
  width: 30px;
  height: 30px;
  color: var(--teal-dark);
  margin-bottom: 18px;
}
.service-card .icon svg { width: 100%; height: 100%; }

.service-card .tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 10px;
  display: block;
}

.service-card h3 {
  font-size: 26px;
  margin-bottom: 8px;
}

.service-card p { font-size: 18px; margin: 0; }

/* ---------- Process ---------- */

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
}
@media (max-width: 760px) { .process-grid { grid-template-columns: 1fr; } }

.process-step .step-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 16px;
  color: var(--teal-dark);
  border: 1px solid var(--line-strong);
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  margin-bottom: 16px;
}
.process-step h3 { font-size: 22px; margin-bottom: 8px; }
.process-step p { font-size: 18px; }

/* ---------- CTA band ---------- */

.cta-band {
  background: var(--ink);
  color: var(--paper);
}
.cta-band .wrap {
  padding: 56px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-band h2 { color: var(--paper); font-size: 33px; margin: 0; max-width: 30ch; }
.cta-band p { color: #AAB8C2; margin: 8px 0 0 0; }
.cta-band .btn-primary { background: var(--teal); color: var(--ink); }
.cta-band .btn-primary:hover { background: #12A797; }

/* ---------- Footer ---------- */

footer.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-inner p { margin: 0; font-size: 17px; color: var(--ink-faint); }
.footer-links { display: flex; gap: 22px; }
.footer-links a { font-size: 17px; text-decoration: none; color: var(--ink-soft); }
.footer-links a:hover { color: var(--ink); }

/* ---------- Contact page ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info h1, .contact-info .contact-heading { font-size: clamp(37px, 5vw, 52px); margin-top: 16px; }
.contact-info .lede { max-width: 42ch; font-size: 21px; }

.info-list { margin-top: 34px; display: flex; flex-direction: column; gap: 22px; }

.about-panel {
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.about-panel .eyebrow { margin-bottom: 12px; }
.about-panel p {
  font-size: 15.5px;
  max-width: 46ch;
  margin-bottom: 16px;
}
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}
.badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 7px 13px;
  border-radius: 999px;
  background: var(--teal-tint);
  color: var(--teal-dark);
  border: 1px solid rgba(30, 144, 255, 0.25);
}
.linkedin-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--teal-dark);
  text-decoration: none;
}
.linkedin-link:hover { color: var(--teal); }
.info-row { display: flex; gap: 14px; align-items: flex-start; }
.info-row .icon { width: 20px; height: 20px; color: var(--teal-dark); margin-top: 3px; flex-shrink: 0; }
.info-row .icon svg { width: 100%; height: 100%; }
.info-row .label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 3px;
}
.info-row .value { font-size: 19px; color: var(--ink); }
.info-row .value a { text-decoration: none; }
.info-row .value a:hover { color: var(--teal-dark); }

.form-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px;
}

.form-panel .eyebrow { margin-bottom: 6px; }
.form-panel h2 { font-size: 26px; margin-bottom: 22px; }

.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 7px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 12px 13px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 18px;
  color: var(--ink);
  transition: border-color 0.15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--teal);
}
.field textarea { resize: vertical; min-height: 110px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 480px) { .two-col { grid-template-columns: 1fr; } }

.form-note {
  font-size: 16px;
  color: var(--ink-faint);
  margin-top: 4px;
}

.service-area-strip {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

/* Hero AP signal pulse */
@keyframes ap-pulse {
  0% { transform: scale(0.5); opacity: 0.65; }
  100% { transform: scale(2.1); opacity: 0; }
}
.ap-ring {
  transform-box: fill-box;
  transform-origin: center;
  animation: ap-pulse 2.6s ease-out infinite;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
  .ap-ring { animation: none; opacity: 0.3; }
}

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}