/* ============================================================
   PRIME TECH ENTERPRISES — Design tokens
   Palette grounded in Liberia's light and landscape rather than
   the flag itself: deep indigo dusk sky, sun-amber, palm green.
   Signature motif: "signal bars" — a stand-in for coverage,
   reliability, and the whole reason this company exists.
   ============================================================ */

:root {
  --ink: #16213e;
  --ink-2: #1f2c4f;
  --ink-3: #2a3a63;
  --amber: #e8a33d;
  --amber-dark: #c9852a;
  --green: #2f6f4e;
  --green-light: #eaf3ec;
  --sand: #f6f1e4;
  --paper: #fbf8f1;
  --charcoal: #1d2430;
  --muted: #5b6478;
  --white: #ffffff;
  --line: rgba(22, 33, 62, 0.12);
  --line-soft: rgba(22, 33, 62, 0.08);

  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1160px;
}

@media (prefers-color-scheme: dark) {
  :root { color-scheme: light; }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

.wrap {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
  font-weight: 500;
}

.eyebrow.on-dark { color: var(--amber); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  color: var(--ink);
}

h2 { font-size: clamp(28px, 3.6vw, 42px); letter-spacing: -0.01em; }
h3 { font-size: 20px; }

p { color: var(--muted); margin: 0; }

.section-head {
  max-width: 640px;
  margin-bottom: 44px;
}
.section-head h2 { margin-top: 14px; }
.section-head p { margin-top: 14px; font-size: 17px; }

section { padding: 88px 0; }

/* ---------- Signal bars — the recurring signature glyph ---------- */

.signal-bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 16px;
}
.signal-bars i {
  display: block;
  width: 4px;
  background: currentColor;
  border-radius: 1px;
}
.signal-bars i:nth-child(1) { height: 35%; }
.signal-bars i:nth-child(2) { height: 60%; }
.signal-bars i:nth-child(3) { height: 80%; }
.signal-bars i:nth-child(4) { height: 100%; }

.signal-bars.animated i {
  animation: bar-pulse 1.8s ease-in-out infinite;
}
.signal-bars.animated i:nth-child(1) { animation-delay: 0s; }
.signal-bars.animated i:nth-child(2) { animation-delay: 0.15s; }
.signal-bars.animated i:nth-child(3) { animation-delay: 0.3s; }
.signal-bars.animated i:nth-child(4) { animation-delay: 0.45s; }

@keyframes bar-pulse {
  0%, 100% { opacity: 0.45; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--amber);
  color: var(--ink);
  box-shadow: 0 1px 0 rgba(0,0,0,0.05);
}
.btn-primary:hover { background: var(--amber-dark); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { background: var(--sand); }

.btn-on-dark {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.28);
}
.btn-on-dark:hover { background: rgba(255,255,255,0.1); }

.btn-block { width: 100%; justify-content: center; }

/* ---------- Header ---------- */

header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 248, 241, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--ink);
}

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--ink);
  color: var(--amber);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

nav.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav.primary-nav a {
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--charcoal);
}
nav.primary-nav a:hover { color: var(--green); }

.header-actions { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }

@media (max-width: 860px) {
  nav.primary-nav { display: none; }
  .header-actions .btn-primary.header-cta { display: none; }
  .nav-toggle { display: flex; }

  body.nav-open nav.primary-nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px;
  }
  body.nav-open nav.primary-nav a {
    padding: 10px 0;
    width: 100%;
    border-bottom: 1px solid var(--line-soft);
  }
  body.nav-open .header-actions .btn-primary.header-cta {
    display: inline-flex;
    margin: 8px 24px 18px;
  }
  body.nav-open .nav-toggle span { transform: rotate(45deg); }
  body.nav-open .nav-toggle span::before { transform: rotate(90deg); top: 0; }
  body.nav-open .nav-toggle span::after { opacity: 0; }
}

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

.hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
  padding: 96px 0 0;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(720px 420px at 82% -8%, rgba(232,163,61,0.22), transparent 60%),
    radial-gradient(600px 380px at 10% 110%, rgba(47,111,78,0.28), transparent 60%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding-bottom: 72px;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(38px, 5.4vw, 64px);
  margin-top: 18px;
}
.hero h1 em {
  font-style: italic;
  color: var(--amber);
  font-weight: 500;
}

.hero p.lede {
  color: rgba(255,255,255,0.72);
  font-size: 18px;
  max-width: 480px;
  margin-top: 20px;
}

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

.hero-panel {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 26px;
  backdrop-filter: blur(6px);
}

.hero-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--amber);
}
.hero-panel-top .signal-bars { color: var(--amber); }
.hero-panel-status {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.hero-panel-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.hero-panel-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14.5px;
  color: rgba(255,255,255,0.9);
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.hero-panel-list li:last-child { border-bottom: none; padding-bottom: 0; }
.hero-panel-list .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber);
  border: 1px solid rgba(232,163,61,0.4);
  padding: 2px 8px;
  border-radius: 999px;
}

.ticker-strip {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 16px 0;
  overflow: hidden;
  position: relative;
}
.ticker-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  animation: ticker 22s linear infinite;
  width: max-content;
}
.ticker-track span {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.55);
}
.ticker-track span b { color: var(--white); font-weight: 500; }
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; padding-bottom: 48px; }
  .hero { padding-top: 44px; }
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(22,33,62,0.08);
}
.service-card .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
}
.service-card h3 { margin-top: 2px; }
.service-card p { font-size: 15px; }
.service-card a {
  margin-top: auto;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--green);
  text-decoration: none;
}
.service-card a:hover { color: var(--amber-dark); }

@media (max-width: 860px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ---------- Coverage check ---------- */

.coverage {
  background: var(--sand);
}

.coverage-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}

.coverage-note {
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--muted);
  border-left: 2px solid var(--amber);
  padding-left: 12px;
}

.coverage-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.form-row .hint {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 6px;
  display: block;
}

input[type="text"], input[type="email"], input[type="tel"], select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--charcoal);
}
input:focus, select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-light);
}
input.error, select.error { border-color: #c14b3b; }
.field-error {
  color: #a4392b;
  font-size: 12.5px;
  margin-top: 6px;
  display: none;
}
.field-error.show { display: block; }

.service-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.service-option {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  background: var(--paper);
}
.service-option:has(input:checked) {
  border-color: var(--green);
  background: var(--green-light);
}
.service-option input { accent-color: var(--green); }

.form-result {
  margin-top: 18px;
  border-radius: var(--radius-sm);
  padding: 16px 16px;
  font-size: 14.5px;
  display: none;
}
.form-result.show { display: flex; gap: 12px; align-items: flex-start; }
.form-result.ok {
  background: var(--green-light);
  color: var(--green);
  border: 1px solid rgba(47,111,78,0.25);
}
.form-result.info {
  background: #fdf2e2;
  color: var(--amber-dark);
  border: 1px solid rgba(232,163,61,0.35);
}
.form-result p { color: inherit; font-size: 14px; margin-top: 4px; }
.form-result strong { color: inherit; }

.checking-bars { color: var(--green); }

@media (max-width: 860px) {
  .coverage-grid { grid-template-columns: 1fr; gap: 36px; }
  .service-options { grid-template-columns: 1fr; }
}

/* ---------- Business ---------- */

.business {
  background: var(--ink);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.business::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(560px 360px at 90% 10%, rgba(232,163,61,0.16), transparent 65%);
  pointer-events: none;
}
.business-inner { position: relative; }
.business .section-head h2 { color: var(--white); }
.business .section-head p { color: rgba(255,255,255,0.68); }

.business-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 46px;
}
.business-feature {
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 26px;
}
.business-feature .glyph {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(232,163,61,0.16);
  color: var(--amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
}
.business-feature h3 { color: var(--white); font-size: 17px; }
.business-feature p { color: rgba(255,255,255,0.65); font-size: 14.5px; margin-top: 8px; }

@media (max-width: 860px) {
  .business-features { grid-template-columns: 1fr; }
}

/* ---------- Why ---------- */

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.why-item .num {
  font-family: var(--font-mono);
  color: var(--amber-dark);
  font-size: 13px;
}
.why-item h3 { margin-top: 10px; }
.why-item p { margin-top: 10px; font-size: 15px; }

@media (max-width: 860px) {
  .why-grid { grid-template-columns: 1fr; gap: 30px; }
}

/* ---------- Steps ---------- */

.steps { background: var(--sand); }
.steps-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  counter-reset: step;
  position: relative;
}
.step {
  padding: 0 20px;
  position: relative;
}
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 22px;
  right: -20px;
  width: 40px;
  height: 1px;
  background: var(--line);
}
.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--amber);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  margin-bottom: 16px;
}
.step h3 { font-size: 17px; }
.step p { margin-top: 8px; font-size: 14.5px; }

@media (max-width: 860px) {
  .steps-list { grid-template-columns: 1fr; gap: 30px; }
  .step:not(:last-child)::after { display: none; }
}

/* ---------- FAQ ---------- */

.faq-list { display: flex; flex-direction: column; gap: 10px; }

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  padding: 4px 22px;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  color: var(--ink);
  font-size: 15.5px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .plus {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--green);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item[open] summary .plus { transform: rotate(45deg); }
.faq-item .faq-body {
  padding: 0 0 20px;
  font-size: 15px;
  color: var(--muted);
}

/* ---------- CTA banner ---------- */

.cta-banner {
  background: var(--amber);
  border-radius: 20px;
  margin: 0 24px;
  padding: 56px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-banner .eyebrow { color: var(--ink); opacity: 0.7; }
.cta-banner h2 { max-width: 440px; }
.cta-banner p { color: #6b4c1a; margin-top: 6px; font-size: 14.5px; }
.cta-banner .btn-primary { background: var(--ink); color: var(--white); }
.cta-banner .btn-primary:hover { background: #0e1830; }

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

footer.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.6);
  padding: 64px 0 30px;
  margin-top: 88px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand .logo { color: var(--white); }
.footer-brand p { margin-top: 10px; color: rgba(255,255,255,0.55); font-size: 14px; max-width: 280px; }
.footer-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.footer-links a {
  text-decoration: none;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  padding: 8px 4px;
}
.footer-links a:hover { color: var(--amber); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  padding-top: 22px;
  font-size: 13px;
}
.footer-bottom .badge {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  border: 1px solid rgba(255,255,255,0.2);
  padding: 4px 10px;
  border-radius: 999px;
}

/* ---------- Utility ---------- */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

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