/* BV CHART TOV - bvc- prefix, mobile-first */
:root {
  --bvc-navy: #0B1F3A;
  --bvc-navy-2: #112849;
  --bvc-navy-3: #0a1830;
  --bvc-cyan: #00E4FF;
  --bvc-cyan-dim: rgba(0, 228, 255, 0.18);
  --bvc-white: #FFFFFF;
  --bvc-mute: rgba(255, 255, 255, 0.72);
  --bvc-soft: rgba(255, 255, 255, 0.08);
  --bvc-border: rgba(0, 228, 255, 0.28);
  --bvc-orange: #FF6A1A;
  --bvc-orange-dim: rgba(255, 106, 26, 0.16);
  --bvc-radius: 4px;
  --bvc-unit: 14px;
  --bvc-shadow: 0 18px 40px -16px rgba(0, 0, 0, 0.55);
}

@font-face {
  font-family: "Inter";
  font-weight: 500;
  font-style: normal;
  font-display: swap;
  src: url("/assets/fonts/Inter-Medium.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url("/assets/fonts/Inter-Bold.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans";
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url("/assets/fonts/IBMPlexSans-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans";
  font-weight: 600;
  font-style: normal;
  font-display: swap;
  src: url("/assets/fonts/IBMPlexSans-SemiBold.woff2") format("woff2");
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Inter", system-ui, sans-serif;
  font-weight: 500;
  background: var(--bvc-navy);
  color: var(--bvc-white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--bvc-cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.bvc-shell {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 18px;
}

/* TOP BAR */
.bvc-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(11, 31, 58, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--bvc-soft);
}
.bvc-topbar-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  max-width: 1240px;
  margin: 0 auto;
}
.bvc-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--bvc-white);
}
.bvc-brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--bvc-cyan) 0%, #2278ff 100%);
  position: relative;
}
.bvc-brand-mark::after {
  content: "";
  position: absolute;
  left: 6px; right: 6px; top: 13px;
  height: 4px;
  background: var(--bvc-navy);
}
.bvc-nav {
  display: none;
  margin-left: auto;
  gap: 22px;
}
.bvc-nav a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--bvc-mute);
  letter-spacing: 0.02em;
}
.bvc-nav a.is-current { color: var(--bvc-white); }
.bvc-nav a:hover { color: var(--bvc-cyan); text-decoration: none; }
.bvc-cta-quote {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  background: var(--bvc-cyan);
  color: var(--bvc-navy);
  border-radius: var(--bvc-radius);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: transform .15s ease, box-shadow .15s ease;
}
.bvc-cta-quote:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px -6px var(--bvc-cyan);
}
.bvc-menu-toggle {
  background: transparent;
  border: 1px solid var(--bvc-soft);
  color: var(--bvc-white);
  padding: 8px 10px;
  border-radius: var(--bvc-radius);
  font-size: 13px;
  cursor: pointer;
  margin-left: auto;
}
.bvc-mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--bvc-soft);
  padding: 8px 18px 12px;
}
.bvc-mobile-nav.is-open { display: flex; }
.bvc-mobile-nav a {
  padding: 12px 0;
  color: var(--bvc-mute);
  border-bottom: 1px solid var(--bvc-soft);
  font-size: 14px;
}
.bvc-mobile-nav a:last-of-type { border-bottom: none; }

@media (min-width: 840px) {
  .bvc-menu-toggle { display: none; }
  .bvc-nav { display: flex; }
  .bvc-cta-quote { margin-left: 0; }
  .bvc-mobile-nav { display: none !important; }
}

/* HERO */
.bvc-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 64px;
  background:
    radial-gradient(900px 360px at 85% 0%, rgba(0,228,255,0.10), transparent 60%),
    linear-gradient(180deg, var(--bvc-navy-3) 0%, var(--bvc-navy) 100%);
}
.bvc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg,
    transparent 0%, var(--bvc-cyan-dim) 50%, transparent 100%);
  background-size: 240% 100%;
  background-repeat: no-repeat;
  animation: bvcDrift 30s linear infinite;
  opacity: 0.55;
  pointer-events: none;
}
@keyframes bvcDrift {
  0%   { background-position: -120% 0; }
  100% { background-position: 120% 0; }
}
.bvc-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: start;
}
.bvc-eyebrow {
  font-family: "IBM Plex Sans", monospace;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bvc-cyan);
  margin: 0 0 14px;
}
.bvc-hero-title {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  color: var(--bvc-white);
}
.bvc-hero-sub {
  color: var(--bvc-mute);
  font-size: 15px;
  max-width: 520px;
  margin: 0 0 28px;
}
.bvc-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  font-family: "IBM Plex Sans", monospace;
  font-size: 12.5px;
  color: var(--bvc-mute);
}
.bvc-hero-meta span strong {
  display: block;
  color: var(--bvc-white);
  font-weight: 600;
  font-size: 14px;
  margin-top: 2px;
}

@media (min-width: 980px) {
  .bvc-hero { padding: 88px 0 100px; }
  .bvc-hero-grid { grid-template-columns: 1.05fr 1.2fr; gap: 56px; }
  .bvc-hero-title { font-size: 50px; }
}

/* TIMELINE STRIP */
.bvc-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.bvc-timeline-card {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-left: 3px solid var(--bvc-cyan);
  border-radius: var(--bvc-radius);
  padding: 14px 16px;
  position: relative;
  transition: transform .2s ease, border-color .2s ease;
}
.bvc-timeline-card[data-status="urgent"] { border-left-color: var(--bvc-orange); }
.bvc-timeline-card:hover {
  transform: translateX(2px);
  border-color: var(--bvc-cyan);
}
.bvc-timeline-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
  font-family: "IBM Plex Sans", monospace;
}
.bvc-route {
  font-weight: 600;
  font-size: 14px;
  color: var(--bvc-white);
  letter-spacing: 0.01em;
}
.bvc-route-id {
  font-size: 11px;
  color: var(--bvc-mute);
  letter-spacing: 0.08em;
}
.bvc-progress-shell {
  height: 6px;
  background: var(--bvc-soft);
  border-radius: 99px;
  overflow: hidden;
  position: relative;
}
.bvc-route-progress {
  position: absolute;
  inset: 0 auto 0 0;
  background: linear-gradient(90deg, var(--bvc-cyan), #5fffff);
  border-radius: 99px;
}
.bvc-timeline-card[data-status="urgent"] .bvc-route-progress {
  background: linear-gradient(90deg, var(--bvc-orange), #ffaa6a);
}
.bvc-timeline-meta {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  font-family: "IBM Plex Sans", monospace;
  font-size: 11.5px;
  color: var(--bvc-mute);
}
.bvc-timeline-meta strong {
  color: var(--bvc-white);
  font-weight: 600;
}
.bvc-timeline-foot {
  margin-top: 18px;
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  font-family: "IBM Plex Sans", monospace;
  letter-spacing: 0.02em;
}

/* SECTION SHELL */
.bvc-section {
  padding: 60px 0;
  border-top: 1px solid var(--bvc-soft);
}
.bvc-section-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 36px;
  max-width: 720px;
}
.bvc-section-head h2 {
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 0;
}
.bvc-section-head p {
  margin: 0;
  color: var(--bvc-mute);
  font-size: 15px;
}
@media (min-width: 720px) {
  .bvc-section { padding: 88px 0; }
  .bvc-section-head h2 { font-size: 32px; }
}

/* SERVICE TILES */
.bvc-tiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 720px) {
  .bvc-tiles { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .bvc-tiles { grid-template-columns: repeat(4, 1fr); }
}
.bvc-tile {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color .2s ease, transform .2s ease;
}
.bvc-tile:hover {
  border-color: var(--bvc-cyan);
  transform: translateY(-2px);
}
.bvc-tile-index {
  font-family: "IBM Plex Sans", monospace;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--bvc-cyan);
  text-transform: uppercase;
}
.bvc-tile h3 {
  font-weight: 700;
  font-size: 17px;
  margin: 0;
  letter-spacing: -0.005em;
}
.bvc-tile p {
  font-size: 13.5px;
  color: var(--bvc-mute);
  margin: 0;
  line-height: 1.6;
}
.bvc-tile-kved {
  margin-top: auto;
  font-family: "IBM Plex Sans", monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.42);
  letter-spacing: 0.04em;
}

/* CAPACITY TABLE */
.bvc-capacity {
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  overflow: hidden;
  background: var(--bvc-navy-2);
}
.bvc-capacity-row {
  display: grid;
  grid-template-columns: 1fr 110px;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--bvc-soft);
  font-family: "IBM Plex Sans", monospace;
  font-size: 13.5px;
}
.bvc-capacity-row:last-child { border-bottom: none; }
.bvc-capacity-row span:first-child {
  color: var(--bvc-mute);
}
.bvc-capacity-row strong {
  color: var(--bvc-white);
  font-weight: 600;
  text-align: right;
  font-size: 15px;
}
@media (min-width: 720px) {
  .bvc-capacity-row { grid-template-columns: 1fr 160px; padding: 18px 22px; }
}

/* ABOUT STRIP */
.bvc-about {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
@media (min-width: 980px) {
  .bvc-about { grid-template-columns: 1.3fr 1fr; gap: 56px; }
}
.bvc-about p {
  color: var(--bvc-mute);
  font-size: 15px;
  margin: 0 0 14px;
  line-height: 1.7;
}
.bvc-about strong { color: var(--bvc-white); font-weight: 600; }
.bvc-registry {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  padding: 22px 24px;
  font-family: "IBM Plex Sans", monospace;
  font-size: 13px;
}
.bvc-registry h3 {
  font-family: "Inter", sans-serif;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--bvc-cyan);
  margin: 0 0 16px;
}
.bvc-registry-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--bvc-soft);
}
.bvc-registry-row:last-child { border-bottom: none; }
.bvc-registry-row dt {
  color: var(--bvc-mute);
  font-weight: 400;
}
.bvc-registry-row dd {
  margin: 0;
  color: var(--bvc-white);
  font-weight: 600;
}

/* DETAILED SERVICES PAGE */
.bvc-service-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 32px 0;
  border-top: 1px dashed var(--bvc-soft);
}
.bvc-service-block:first-of-type { border-top: none; padding-top: 0; }
@media (min-width: 880px) {
  .bvc-service-block { grid-template-columns: 220px 1fr; gap: 56px; padding: 44px 0; }
}
.bvc-service-block h2 {
  font-weight: 700;
  font-size: 22px;
  margin: 0 0 8px;
  letter-spacing: -0.005em;
}
.bvc-service-block .bvc-eyebrow { margin-bottom: 6px; }
.bvc-service-block p {
  color: var(--bvc-mute);
  font-size: 15px;
  margin: 0 0 16px;
}
.bvc-service-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 18px;
}
.bvc-stat {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  padding: 14px 16px;
}
.bvc-stat-num {
  font-family: "IBM Plex Sans", monospace;
  font-weight: 600;
  font-size: 22px;
  color: var(--bvc-cyan);
  letter-spacing: -0.01em;
}
.bvc-stat-label {
  font-size: 12px;
  color: var(--bvc-mute);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

/* COVERAGE MAP */
.bvc-coverage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}
@media (min-width: 980px) {
  .bvc-coverage-grid { grid-template-columns: 1.4fr 1fr; gap: 56px; }
}
.bvc-map {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  padding: 18px;
}
.bvc-map svg {
  width: 100%;
  height: auto;
  display: block;
}
.bvc-zone-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.bvc-zone {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-left: 3px solid var(--bvc-cyan);
  border-radius: var(--bvc-radius);
  padding: 14px 18px;
}
.bvc-zone-name {
  font-weight: 700;
  font-size: 15px;
  color: var(--bvc-white);
  letter-spacing: 0.01em;
}
.bvc-zone-meta {
  margin-top: 4px;
  font-family: "IBM Plex Sans", monospace;
  font-size: 12px;
  color: var(--bvc-mute);
}

/* CONTACT */
.bvc-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
@media (min-width: 880px) {
  .bvc-contact-grid { grid-template-columns: 1.2fr 1fr; gap: 56px; }
}
.bvc-form {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.bvc-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.bvc-field label {
  font-family: "IBM Plex Sans", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bvc-mute);
}
.bvc-field input,
.bvc-field select,
.bvc-field textarea {
  background: var(--bvc-navy-3);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  color: var(--bvc-white);
  font-family: "Inter", sans-serif;
  font-size: 14px;
  padding: 11px 14px;
  outline: none;
  transition: border-color .15s ease;
}
.bvc-field input:focus,
.bvc-field select:focus,
.bvc-field textarea:focus {
  border-color: var(--bvc-cyan);
}
.bvc-field textarea {
  min-height: 110px;
  resize: vertical;
  font-family: "Inter", sans-serif;
}
.bvc-field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 600px) {
  .bvc-field-row { grid-template-columns: 1fr 1fr; }
}
.bvc-submit {
  align-self: flex-start;
  margin-top: 6px;
  padding: 12px 22px;
  background: var(--bvc-orange);
  color: var(--bvc-white);
  border: none;
  border-radius: var(--bvc-radius);
  font-family: "Inter", sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.bvc-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px -6px var(--bvc-orange);
}
.bvc-form-note {
  font-size: 11.5px;
  color: rgba(255,255,255,0.45);
  font-family: "IBM Plex Sans", monospace;
  margin-top: 4px;
}
.bvc-office {
  background: var(--bvc-navy-2);
  border: 1px solid var(--bvc-soft);
  border-radius: var(--bvc-radius);
  padding: 24px;
}
.bvc-office h3 {
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--bvc-cyan);
  margin: 0 0 18px;
}
.bvc-office-row {
  font-family: "IBM Plex Sans", monospace;
  font-size: 13px;
  color: var(--bvc-mute);
  padding: 10px 0;
  border-bottom: 1px solid var(--bvc-soft);
}
.bvc-office-row strong {
  display: block;
  color: var(--bvc-white);
  font-weight: 600;
  font-size: 14px;
  margin-top: 2px;
}
.bvc-office-row:last-child { border-bottom: none; }

/* FOOTER */
.bvc-footer {
  border-top: 1px solid var(--bvc-soft);
  background: var(--bvc-navy-3);
  padding: 36px 0 30px;
}
.bvc-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 780px) {
  .bvc-footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; }
}
.bvc-footer-brand strong {
  display: block;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.bvc-footer-brand p {
  margin: 0;
  color: var(--bvc-mute);
  font-size: 13px;
  line-height: 1.6;
}
.bvc-footer-col h4 {
  font-family: "IBM Plex Sans", monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bvc-cyan);
  margin: 0 0 12px;
}
.bvc-footer-col a, .bvc-footer-col span {
  display: block;
  color: var(--bvc-mute);
  font-size: 13px;
  padding: 4px 0;
}
.bvc-footer-bottom {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--bvc-soft);
  font-family: "IBM Plex Sans", monospace;
  font-size: 11.5px;
  color: rgba(255,255,255,0.45);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

/* Utility modifiers (replace inline styles) */
.bvc-hero--short { padding: 60px 0 50px; }
.bvc-section--tight { padding-top: 24px; }
.bvc-hero-title--w720 { max-width: 720px; }
.bvc-hero-title--w760 { max-width: 760px; }
.bvc-hero-sub--w600 { max-width: 600px; }
.bvc-hero-sub--w640 { max-width: 640px; }
.bvc-about-title {
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
}
.bvc-service-tag {
  color: var(--bvc-mute);
  font-size: 13.5px;
}
.bvc-zone--orange { border-left-color: var(--bvc-orange) !important; }
.bvc-zone--muted { border-left-color: rgba(255, 255, 255, 0.3) !important; }
.bvc-progress--p12 { width: 12%; }
.bvc-progress--p54 { width: 54%; }
.bvc-progress--p78 { width: 78%; }
.bvc-progress--p93 { width: 93%; }

/* DARK MODE (already dark — keep consistent in light pref) */
@media (prefers-color-scheme: light) {
  /* Brand stays dark — design language is data-dashboard */
  body { background: var(--bvc-navy); color: var(--bvc-white); }
}