/* ============================================================
   COBERTURA NACIONAL — Coverage Map Section
   ============================================================ */

/* Section Wrapper */
.coverage {
  position: relative;
  padding: 120px 0;
  background: var(--color-bg, #03050a);
  overflow: hidden;
}

.coverage::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(3, 111, 211, 0.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 30% 50%, rgba(0, 174, 255, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.coverage-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gap, 40px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* Left Column — Text & City List */
.coverage-content {}

.coverage-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ui, 'Barlow Condensed', sans-serif);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent, #036fd3);
  margin-bottom: 20px;
}

.coverage-title {
  font-family: var(--font-display, 'Barlow Condensed', sans-serif);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.0;
  color: #fff;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0 0 20px;
}

.coverage-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  margin-bottom: 40px;
  max-width: 400px;
}

/* Stats Row */
.coverage-stats {
  display: flex;
  gap: 32px;
  margin-bottom: 48px;
}

.coverage-stat {}

.coverage-stat-num {
  display: block;
  font-family: var(--font-display, 'Barlow Condensed', sans-serif);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--color-accent, #036fd3);
  line-height: 1;
}

.coverage-stat-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-top: 4px;
}

/* City List */
.coverage-cities {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.coverage-city-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  color: rgba(255,255,255,0.65);
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: background 0.25s, border-color 0.25s, color 0.25s, transform 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.coverage-city-btn::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent, #036fd3);
  box-shadow: 0 0 6px var(--color-accent, #036fd3);
  flex-shrink: 0;
  transition: transform 0.25s, box-shadow 0.25s;
}

.coverage-city-btn:hover,
.coverage-city-btn.is-active {
  background: rgba(3, 111, 211, 0.12);
  border-color: rgba(3, 111, 211, 0.35);
  color: #fff;
  transform: translateX(4px);
}

.coverage-city-btn.is-active::before {
  background: #00aefd;
  box-shadow: 0 0 12px #00aefd;
  transform: scale(1.4);
}

/* Right Column — Map Graphic */
.coverage-map {
  position: relative;
  width: 100%;
  aspect-ratio: 520 / 720;
  max-width: 520px;
  margin: 0 auto;
}

.coverage-map-bg {
  position: absolute;
  inset: -20%;
  background: radial-gradient(ellipse at center, rgba(3, 111, 211, 0.08) 0%, transparent 65%);
  pointer-events: none;
}

.coverage-map-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Department paths */
.co-dept {
  fill: rgba(3, 111, 211, 0.10);
  stroke: rgba(0, 174, 255, 0.22);
  stroke-width: 0.6;
  transition: fill 0.3s;
}

.co-dept:hover {
  fill: rgba(3, 111, 211, 0.22);
}

/* Network lines */
.net-line {
  fill: none;
  stroke: rgba(0, 174, 255, 0.45);
  stroke-width: 1.2;
  stroke-dasharray: 6 4;
  stroke-dashoffset: 0;
  animation: dashFlow 2.5s linear infinite;
  filter: url(#glow-line-map);
}

@keyframes dashFlow {
  from { stroke-dashoffset: 0; }
  to   { stroke-dashoffset: -40; }
}

/* City Nodes */
.city-node-outer {
  fill: none;
  stroke: rgba(0, 174, 255, 0.35);
  stroke-width: 1;
  transform-box: fill-box;
  transform-origin: center;
  animation: pulseRing 2.4s ease-out infinite;
}

@keyframes pulseRing {
  0%   { r: 7; opacity: 0.6; }
  100% { r: 18; opacity: 0; }
}

.city-node-inner {
  fill: #00aefd;
  filter: url(#glow-dot-map);
  cursor: pointer;
  transition: r 0.2s;
}

.city-node-inner:hover {
  r: 6;
}

.city-node-inner.is-active {
  fill: #fff;
}

/* Tooltip */
.coverage-tooltip {
  position: fixed;
  pointer-events: none;
  background: rgba(5, 15, 35, 0.92);
  border: 1px solid rgba(0, 174, 255, 0.4);
  border-radius: 10px;
  padding: 12px 16px;
  min-width: 180px;
  max-width: 240px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 9999;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.coverage-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.coverage-tooltip-name {
  font-family: var(--font-display, 'Barlow Condensed', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: #00aefd;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.coverage-tooltip-desc {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.4;
}

/* Responsive */
@media (max-width: 900px) {
  .coverage-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .coverage-map {
    max-width: 380px;
    order: -1;
  }
  .coverage-stats {
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .coverage {
    padding: 80px 0;
  }
  .coverage-cities {
    grid-template-columns: 1fr;
  }
  .coverage-map {
    max-width: 300px;
  }
}