.solution-hero {
  position: relative;
  padding: 170px 0 96px;
  overflow: hidden;
}

.solution-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 22%, rgba(0, 184, 230, 0.14) 0%, transparent 42%),
    radial-gradient(circle at 85% 8%, rgba(30, 91, 170, 0.22) 0%, transparent 36%),
    linear-gradient(180deg, rgba(10, 31, 61, 0.46) 0%, rgba(2, 8, 18, 0) 100%);
}

.solution-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  margin-right: 24px;
  vertical-align: middle;
}

.solution-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

.solution-breadcrumb a:hover {
  color: var(--cyan);
}

.solution-kicker {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(0, 184, 230, 0.35);
  background: rgba(0, 184, 230, 0.1);
  color: var(--cyan-light);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 24px;
  vertical-align: middle;
}

.solution-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(38px, 6vw, 78px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
  max-width: 980px;
}

.solution-subtitle {
  font-size: clamp(18px, 2.3vw, 22px);
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 900px;
  margin-bottom: 32px;
}

.solution-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 38px;
}

.solution-highlights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 980px;
}

.solution-highlight {
  background: rgba(10, 26, 51, 0.78);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 6px;
  min-height: 96px;
}

.solution-highlight .value {
  font-family: 'Rajdhani', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--cyan-light);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.solution-highlight .label {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.4;
}

.solution-overview {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.solution-overview-card {
  background: var(--bg-panel);
  border: 1px solid rgba(0, 184, 230, 0.22);
  border-radius: 10px;
  padding: 24px;
}

.solution-overview-card h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 28px;
  margin-bottom: 14px;
}

.solution-overview-card ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.solution-overview-card li {
  color: var(--text-secondary);
  padding-left: 18px;
  position: relative;
}

.solution-overview-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 14px rgba(0, 184, 230, 0.6);
}

.solution-modules-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.solution-module {
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 26px;
  transition: transform 220ms ease, border-color 220ms ease;
}

.solution-module:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 184, 230, 0.45);
}

.solution-module h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 28px;
  margin-bottom: 10px;
}

.solution-module p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.module-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 30px;
  border-radius: 6px;
  margin-bottom: 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  background: rgba(0, 184, 230, 0.14);
  color: var(--cyan-light);
}

.solution-flow-section {
  position: relative;
  overflow: hidden;
}

.solution-flow-section::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 18%, rgba(77, 208, 255, 0.07) 0%, transparent 44%),
    radial-gradient(circle at 88% 82%, rgba(30, 91, 170, 0.12) 0%, transparent 40%);
}

/* ─ Mobile: liste verticale ──────────────────────────── */
.solution-flow {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.flow-step {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0 16px;
}

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

.flow-node {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1.5px solid rgba(0, 184, 230, 0.55);
  background: radial-gradient(circle at 50% 40%, rgba(0, 184, 230, 0.14) 0%, rgba(0, 184, 230, 0.04) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 24px rgba(0, 184, 230, 0.18);
  animation: nodeGlow 3s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

.flow-node span {
  font-family: 'Rajdhani', sans-serif;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan-light);
}

.flow-rail {
  flex: 1;
  width: 1px;
  min-height: 24px;
  background: linear-gradient(180deg, rgba(0, 184, 230, 0.45) 0%, rgba(0, 184, 230, 0.08) 100%);
  position: relative;
  overflow: hidden;
  margin: 4px 0;
}

.flow-rail::after {
  content: '';
  position: absolute;
  left: -2px;
  top: -60px;
  width: 5px;
  height: 60px;
  background: linear-gradient(180deg, transparent, rgba(77, 208, 255, 0.9), transparent);
  animation: railScanV 2.4s linear infinite;
  animation-delay: var(--delay, 0s);
}

.flow-body {
  padding-bottom: 32px;
  padding-top: 10px;
}

.flow-step--last .flow-body {
  padding-bottom: 0;
}

.flow-body h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.2;
}

.flow-body p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}

@keyframes nodeGlow {
  0%, 100% { box-shadow: 0 0 24px rgba(0, 184, 230, 0.18); }
  50%       { box-shadow: 0 0 36px rgba(0, 184, 230, 0.36), 0 0 0 8px rgba(0, 184, 230, 0.06); }
}

@keyframes railScanV {
  from { transform: translateY(0); }
  to   { transform: translateY(calc(100% + 60px)); }
}

@keyframes railScanH {
  from { transform: translateX(-60px); }
  to   { transform: translateX(calc(100% + 60px)); }
}

@media (min-width: 768px) {
  .solution-highlights {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .solution-overview {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .solution-modules-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  /* ─ Desktop: timeline horizontale ─────────────────── */
  .solution-flow {
    flex-direction: row;
    align-items: flex-start;
    gap: 0;
  }

  .flow-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    grid-template-columns: unset;
    gap: 0;
  }

  .flow-step-head {
    flex-direction: row;
    align-items: center;
    width: 100%;
    margin-bottom: 28px;
  }

  .flow-rail {
    flex: 1;
    width: unset;
    height: 1px;
    min-height: unset;
    min-width: 16px;
    background: linear-gradient(90deg, rgba(0, 184, 230, 0.5) 0%, rgba(0, 184, 230, 0.1) 100%);
    margin: 0 0 0 12px;
  }

  .flow-rail::after {
    top: -2px;
    left: 0;
    width: 60px;
    height: 5px;
    background: linear-gradient(90deg, transparent, rgba(77, 208, 255, 0.9), transparent);
    animation: railScanH 2.4s linear infinite;
    animation-delay: var(--delay, 0s);
  }

  .flow-body {
    padding-bottom: 0;
    padding-top: 0;
    padding-right: 24px;
  }

  .flow-body p {
    max-width: 26ch;
  }
}

@media (max-width: 767px) {
  .solution-hero {
    padding-top: 148px;
  }

  .solution-title {
    font-size: clamp(34px, 10vw, 48px);
  }

  .solution-subtitle {
    font-size: 17px;
  }
}