/* OBC24 Frontend Polish Release 20260707
   Visual hierarchy, responsive rhythm, CTA clarity and card polish.
   No content, tracking or form logic changes. */
:root {
  --front-glass: rgba(15,23,42,.64);
  --front-glass-soft: rgba(255,255,255,.045);
  --front-ring-blue: rgba(56,189,248,.18);
  --front-ring-amber: rgba(245,158,11,.18);
  --front-card-shadow: 0 18px 55px rgba(0,0,0,.18);
}
html[data-theme="light"] {
  --front-glass: rgba(255,255,255,.78);
  --front-glass-soft: rgba(15,23,42,.035);
  --front-ring-blue: rgba(37,99,235,.12);
  --front-ring-amber: rgba(217,119,6,.12);
  --front-card-shadow: 0 18px 45px rgba(15,23,42,.10);
}

/* Header and primary navigation */
.site-header {
  box-shadow: 0 12px 40px rgba(0,0,0,.10);
}
.header-inner {
  position: relative;
}
.nav-link {
  position: relative;
  border: 1px solid transparent;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.nav-link:hover {
  transform: translateY(-1px);
  border-color: rgba(56,189,248,.20);
}
.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 5px;
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg,var(--amber),var(--blue));
  transform: translateX(-50%);
}
.nav-link-request {
  color: var(--text);
  border-color: rgba(245,158,11,.24);
  background: rgba(245,158,11,.08);
}
.nav-link-request:hover,
.nav-link-request.is-active {
  border-color: rgba(245,158,11,.46);
  background: rgba(245,158,11,.14);
}
.site-header .portal-dropdown {
  backdrop-filter: blur(18px);
}
.site-header .portal-dropdown a::after {
  content: "›";
  color: var(--amber);
  opacity: .72;
}

/* Hero area */
.hero {
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(90deg,rgba(7,17,31,.86),rgba(7,17,31,.52) 48%,rgba(7,17,31,.32)),
    radial-gradient(circle at 16% 22%,rgba(56,189,248,.18),transparent 33%),
    radial-gradient(circle at 58% 76%,rgba(245,158,11,.16),transparent 28%);
  pointer-events: none;
}
html[data-theme="light"] .hero::before {
  background:
    linear-gradient(90deg,rgba(248,250,252,.96),rgba(248,250,252,.73) 54%,rgba(248,250,252,.50)),
    radial-gradient(circle at 16% 22%,rgba(37,99,235,.10),transparent 33%),
    radial-gradient(circle at 58% 76%,rgba(217,119,6,.10),transparent 28%);
}
.hero-grid {
  z-index: 2;
}
.hero .lead {
  text-wrap: pretty;
}
.hero-note {
  background: rgba(15,23,42,.24);
  border-radius: 0 16px 16px 0;
  padding-top: .62rem;
  padding-bottom: .62rem;
}
html[data-theme="light"] .hero-note {
  background: rgba(255,255,255,.48);
}
.mission-panel {
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
}
.mission-panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background:
    radial-gradient(circle at 12% 8%,rgba(56,189,248,.22),transparent 32%),
    radial-gradient(circle at 88% 18%,rgba(245,158,11,.18),transparent 28%);
  pointer-events: none;
  z-index: -1;
}
.mission-panel .stat {
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.mission-panel .stat:hover {
  transform: translateY(-2px);
  border-color: rgba(56,189,248,.32);
  background: rgba(56,189,248,.055);
}
.route-line {
  box-shadow: 0 0 24px rgba(56,189,248,.18);
}

/* Section rhythm and visual grouping */
.section {
  position: relative;
  padding-block: clamp(64px,7vw,104px);
}
.section.alt {
  background:
    radial-gradient(circle at 8% 16%,rgba(56,189,248,.055),transparent 30%),
    radial-gradient(circle at 92% 28%,rgba(245,158,11,.045),transparent 28%),
    var(--bg-soft);
}
.section-head {
  max-width: 850px;
}
.section-head p,
.split > div > p {
  text-wrap: pretty;
}
.card,
.image-card,
.conversion-card,
.conversion-step,
.mission-feature,
.request-readiness-card,
.service-decision-card,
.faq-item,
.portal-access-card,
.portal-card-grid .card {
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.card:hover,
.image-card:hover,
.conversion-card:hover,
.conversion-step:hover,
.mission-feature:hover,
.request-readiness-card:hover,
.service-decision-card:hover,
.portal-card-grid .card:hover {
  transform: translateY(-3px);
  border-color: rgba(56,189,248,.28);
  box-shadow: var(--front-card-shadow);
}
.image-card {
  overflow: hidden;
}
.image-card img {
  transform: scale(1.002);
  transition: transform .45s ease, filter .45s ease;
}
.image-card:hover img {
  transform: scale(1.035);
  filter: saturate(1.06) contrast(1.03);
}
.trust-list {
  justify-content: center;
}
.chip {
  box-shadow: 0 10px 28px rgba(0,0,0,.08);
}

/* CTA and workflow clarity */
.cta-row .btn-primary::after {
  content: "→";
  font-weight: 950;
  line-height: 1;
}
.btn-primary {
  box-shadow: 0 16px 34px rgba(245,158,11,.20);
}
.btn-primary:hover {
  box-shadow: 0 18px 42px rgba(245,158,11,.28);
}
.conversion-strip {
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), inset 0 -1px 0 rgba(255,255,255,.035);
}
.conversion-step-grid,
.conversion-card-grid,
.grid-3,
.cards-grid,
.portal-card-grid {
  align-items: stretch;
}
.conversion-step,
.conversion-card,
.grid-3 .card,
.cards-grid .card,
.portal-card-grid .card {
  height: 100%;
}
.conversion-step::after {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  top: 0;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg,var(--amber),var(--blue));
  opacity: .74;
}
.conversion-card .icon {
  box-shadow: 0 0 0 8px rgba(56,189,248,.07);
}

/* Request form frontend polish */
.mission-form,
.request-readiness-panel,
.request-next-panel {
  scroll-margin-top: 110px;
}
.mission-form .form-shell,
.mission-form fieldset,
.request-readiness-panel,
.request-next-panel {
  border-color: rgba(148,163,184,.18);
}
.mission-form input,
.mission-form textarea,
.mission-form select,
.quick-contact-form input,
.quick-contact-form textarea {
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
.mission-form input:hover,
.mission-form textarea:hover,
.mission-form select:hover,
.quick-contact-form input:hover,
.quick-contact-form textarea:hover {
  border-color: rgba(56,189,248,.32);
}
.step-indicator {
  border-radius: 999px;
  padding: .44rem .7rem;
  background: rgba(56,189,248,.08);
  color: var(--text);
  display: inline-flex;
  width: max-content;
}
.form-actions {
  gap: 12px;
}
.form-message {
  border-radius: 18px;
}
.choice-card {
  min-height: 100%;
}
.choice-card:has(input:focus-visible) {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

/* Tracking demo visual polish */
.trk-shell,
.tracking-shell,
.portal-layout {
  isolation: isolate;
}
.trk-demo-overview article,
.trk-pod-box {
  box-shadow: 0 16px 42px rgba(0,0,0,.16);
}
.trk-demo-overview article:hover,
.trk-pod-box:hover {
  border-color: rgba(56,189,248,.28);
  transform: translateY(-2px);
}
.trk-demo-overview article,
.trk-pod-box {
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.trk-demo-label {
  box-shadow: 0 0 0 7px rgba(251,191,36,.055);
}
.trk-sample-pod {
  align-items: stretch;
}
.trk-pod-grid dt {
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* Footer and quick contact */
.site-footer {
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 20%,rgba(56,189,248,.08),transparent 30%),
    radial-gradient(circle at 88% 0%,rgba(245,158,11,.075),transparent 28%);
  pointer-events: none;
}
.site-footer > * {
  position: relative;
}
.quick-contact-form {
  padding: 14px;
  border: 1px solid rgba(148,163,184,.14);
  border-radius: 20px;
  background: rgba(255,255,255,.025);
}
html[data-theme="light"] .quick-contact-form {
  background: rgba(255,255,255,.65);
}
.footer-bottom {
  color: var(--subtle);
}

/* Mobile polish */
@media (max-width: 1040px) {
  .header-inner {
    height: 70px;
  }
  .site-nav {
    border-top: 1px solid var(--line);
  }
  .nav-link.is-active::after {
    left: auto;
    right: 16px;
    bottom: 50%;
    transform: translateY(50%);
    width: 3px;
    height: 22px;
  }
  .hero {
    min-height: auto !important;
  }
  .hero-grid {
    gap: 30px !important;
    padding-top: 58px !important;
    padding-bottom: 46px !important;
  }
  .mission-panel {
    max-width: none;
  }
}
@media (max-width: 760px) {
  .container {
    width: min(var(--max),calc(100% - 28px));
  }
  .hero .eyebrow {
    font-size: .70rem;
    line-height: 1.45;
  }
  .hero h1 {
    letter-spacing: -.055em;
  }
  .cta-row {
    gap: 10px;
  }
  .cta-row .btn {
    width: 100%;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .stat {
    padding: 13px;
  }
  .section {
    padding-block: 54px;
  }
  .conversion-card,
  .conversion-step,
  .card,
  .mission-feature {
    border-radius: 20px;
  }
  .quick-contact-form {
    padding: 12px;
  }
}
@media (max-width: 420px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .route-labels {
    font-size: .78rem;
  }
  .route-line {
    margin-inline: 22px;
  }
}
@media (hover: none) {
  .card:hover,
  .image-card:hover,
  .conversion-card:hover,
  .conversion-step:hover,
  .mission-feature:hover,
  .request-readiness-card:hover,
  .service-decision-card:hover,
  .portal-card-grid .card:hover,
  .mission-panel .stat:hover,
  .trk-demo-overview article:hover,
  .trk-pod-box:hover {
    transform: none;
  }
  .image-card:hover img {
    transform: none;
    filter: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .card,
  .image-card,
  .image-card img,
  .conversion-card,
  .conversion-step,
  .mission-feature,
  .request-readiness-card,
  .service-decision-card,
  .portal-card-grid .card,
  .btn,
  .nav-link,
  .mission-panel .stat,
  .trk-demo-overview article,
  .trk-pod-box {
    transition: none !important;
  }
}