/* =====================
   RESET & BASE
   ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #080d18;
  --bg2:       #0e1525;
  --bg3:       #131c30;
  --accent:    #00c8ff;
  --accent2:   #0085aa;
  --text:      #c8d8e8;
  --text-dim:  #6a7f95;
  --white:     #f0f6ff;
  --radius:    8px;
  --trans:     0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
}

a { color: var(--accent); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--white); }
img { max-width: 100%; display: block; }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* =====================
   HEADER / NAV
   ===================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 24px;
  background: rgba(8, 13, 24, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,200,255,0.08);
  transition: background var(--trans);
}

.header-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.site-logo {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--white);
}

.site-logo span { color: var(--accent); }

.site-nav ul {
  display: flex;
  gap: 36px;
  list-style: none;
}

.site-nav a {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: color var(--trans);
}

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

.nav-cta {
  background: var(--accent);
  color: var(--bg) !important;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 600 !important;
  transition: background var(--trans), transform var(--trans) !important;
}

.nav-cta:hover {
  background: var(--white) !important;
  color: var(--bg) !important;
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--trans);
}

/* =====================
   HERO
   ===================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(0,200,255,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(0,133,170,0.05) 0%, transparent 60%),
    linear-gradient(160deg, #080d18 0%, #0d1a2e 50%, #080d18 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero-scan {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
  animation: scan 4s ease-in-out infinite;
}

@keyframes scan {
  0%   { top: 20%; opacity: 0; }
  10%  { opacity: 0.5; }
  90%  { opacity: 0.5; }
  100% { top: 85%; opacity: 0; }
}

.hero-content {
  position: relative;
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,200,255,0.1);
  border: 1px solid rgba(0,200,255,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--white);
  margin-bottom: 24px;
}

.hero h1 .accent { color: var(--accent); }

.hero-desc {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--trans);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--white);
  color: var(--bg);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,200,255,0.25);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
}

.stat-num span { color: var(--accent); }

.stat-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* =====================
   SECTION BASE
   ===================== */
section { padding: 100px 24px; }

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 560px;
  line-height: 1.7;
}

/* =====================
   SERVICES
   ===================== */
.services { background: var(--bg2); }

.services-header {
  text-align: center;
  margin-bottom: 64px;
}

.services-header .section-desc { margin: 0 auto; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1140px;
  margin: 0 auto;
}

.service-card {
  background: var(--bg3);
  border: 1px solid rgba(0,200,255,0.08);
  border-radius: 12px;
  padding: 36px 32px;
  transition: all var(--trans);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--trans);
}

.service-card:hover {
  border-color: rgba(0,200,255,0.25);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,200,255,0.08);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px; height: 52px;
  background: rgba(0,200,255,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.5rem;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* =====================
   PROBLEMS
   ===================== */
.problems { background: var(--bg); }

.problems-header {
  max-width: 1140px;
  margin: 0 auto 56px;
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  max-width: 1140px;
  margin: 0 auto;
}

.problem-card {
  display: flex;
  gap: 20px;
  background: var(--bg2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 12px;
  padding: 28px 24px;
  transition: all var(--trans);
}

.problem-card:hover {
  border-color: rgba(0,200,255,0.2);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}

.problem-icon { font-size: 1.6rem; flex-shrink: 0; line-height: 1; margin-top: 2px; }

.problem-body h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.problem-body p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* =====================
   COVERAGE
   ===================== */
.coverage { background: var(--bg2); }

.coverage-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.coverage-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
  margin-top: 28px;
}

.coverage-list li {
  font-size: 0.92rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.coverage-list li span {
  color: var(--accent);
  font-weight: 700;
  font-size: 1rem;
}

.map-visual {
  background: var(--bg3);
  border: 1px solid rgba(0,200,255,0.1);
  border-radius: 16px;
  padding: 40px 32px 28px;
  text-align: center;
}

.slo-map { width: 100%; max-width: 380px; margin: 0 auto 16px; }

.map-label {
  font-size: 0.82rem;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.map-pulse { animation: mapPulse 2s ease-in-out infinite; }
.map-pulse-slow { animation: mapPulse 2s ease-in-out infinite 0.5s; }

@keyframes mapPulse {
  0%, 100% { opacity: 0.3; transform-origin: 192px 112px; transform: scale(1); }
  50% { opacity: 0.6; transform-origin: 192px 112px; transform: scale(1.2); }
}

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

@media (max-width: 500px) {
  .coverage-list { grid-template-columns: 1fr; }
}

/* =====================
   HOW IT WORKS
   ===================== */
.how-it-works { background: var(--bg); }

.how-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: flex;
  gap: 24px;
  position: relative;
  padding-bottom: 40px;
}

.step:last-child { padding-bottom: 0; }

.step-line {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-num {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--accent);
  flex-shrink: 0;
  background: var(--bg);
  position: relative;
  z-index: 1;
}

.step-connector {
  width: 2px;
  flex: 1;
  background: linear-gradient(to bottom, rgba(0,200,255,0.3), rgba(0,200,255,0.05));
  margin: 8px 0;
}

.step:last-child .step-connector { display: none; }

.step-body { padding-top: 8px; }

.step-body h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.step-body p {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.65;
}

.how-visual {
  position: relative;
}

.radar-anim {
  width: 100%;
  aspect-ratio: 1;
  max-width: 420px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.radar-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(0,200,255,0.15);
}

.radar-circle:nth-child(1) { width: 100%; height: 100%; }
.radar-circle:nth-child(2) { width: 73%; height: 73%; border-color: rgba(0,200,255,0.2); }
.radar-circle:nth-child(3) { width: 47%; height: 47%; border-color: rgba(0,200,255,0.3); }
.radar-circle:nth-child(4) { width: 22%; height: 22%; border-color: rgba(0,200,255,0.5); background: rgba(0,200,255,0.05); }

.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 70%, rgba(0,200,255,0.12) 100%);
  animation: sweep 3s linear infinite;
}

@keyframes sweep {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.radar-dot {
  position: absolute;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: blink 2s ease-in-out infinite;
}

.radar-dot:nth-child(6) { width: 8px; height: 8px; top: 22%; left: 55%; animation-delay: 0.5s; }
.radar-dot:nth-child(7) { width: 6px; height: 6px; top: 60%; left: 28%; animation-delay: 1.2s; }
.radar-dot:nth-child(8) { width: 5px; height: 5px; top: 40%; left: 72%; animation-delay: 0.8s; }

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.radar-crosshair {
  position: absolute;
  inset: 0;
}

.radar-crosshair::before,
.radar-crosshair::after {
  content: '';
  position: absolute;
  background: rgba(0,200,255,0.08);
}

.radar-crosshair::before { top: 50%; left: 0; right: 0; height: 1px; }
.radar-crosshair::after  { left: 50%; top: 0; bottom: 0; width: 1px; }

/* =====================
   WHY US
   ===================== */
.why-us { background: var(--bg2); }

.why-header {
  max-width: 1140px;
  margin: 0 auto 64px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  max-width: 1140px;
  margin: 0 auto;
}

.why-item {
  padding: 28px;
  border-radius: 10px;
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.05);
}

.why-item h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin: 16px 0 8px;
}

.why-item p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.why-icon { font-size: 1.8rem; }

/* =====================
   FAQ
   ===================== */
.faq-section { background: var(--bg2); }

.faq-header {
  max-width: 1140px;
  margin: 0 auto 56px;
}

.faq-grid {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color var(--trans);
}

.faq-item.open { border-color: rgba(0,200,255,0.25); }

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--white);
  font-family: inherit;
}

.faq-q:hover { color: var(--accent); }

.faq-arrow {
  flex-shrink: 0;
  color: var(--accent);
  transition: transform var(--trans);
}

.faq-item.open .faq-arrow { transform: rotate(180deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}

.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 24px 20px;
}

.faq-a p {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.7;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 16px;
}

.faq-a strong { color: var(--white); }

/* =====================
   CONTACT
   ===================== */
.contact { background: var(--bg); }

.contact-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 { margin-bottom: 16px; }

.contact-info p {
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 40px;
}

.contact-details { display: flex; flex-direction: column; gap: 16px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.92rem;
  color: var(--text);
}

.contact-item-icon {
  width: 38px; height: 38px;
  background: rgba(0,200,255,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-form {
  background: var(--bg2);
  border: 1px solid rgba(0,200,255,0.1);
  border-radius: 16px;
  padding: 40px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  color: var(--white);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color var(--trans);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.08);
}

.form-group select option { background: var(--bg2); }

.form-group textarea { min-height: 120px; resize: vertical; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 15px;
  font-size: 1rem;
}

/* =====================
   FOOTER
   ===================== */
.site-footer {
  background: var(--bg2);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 48px 24px 32px;
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo { font-size: 1.2rem; font-weight: 700; color: var(--white); }
.footer-logo span { color: var(--accent); }

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 900px) {
  .how-inner { grid-template-columns: 1fr; gap: 48px; }
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .how-visual { order: -1; }
  .radar-anim { max-width: 280px; }
  .hero-stats { gap: 28px; }
}

@media (max-width: 680px) {
  .site-nav { display: none; position: fixed; top: 68px; left: 0; right: 0; background: rgba(8,13,24,0.97); padding: 24px; border-bottom: 1px solid rgba(0,200,255,0.1); }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav a { display: block; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
  .menu-toggle { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .contact-form { padding: 24px; }
}