:root {
  --bg-base: #F8FAFC;
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-faint: #94A3B8;

  /* Vibrant gradients */
  --grad-indigo: #4F46E5;
  --grad-teal: #06B6D4;
  --grad-pink: #EC4899;
  --grad-purple: #8B5CF6;
}

.dhn-hero * {
  box-sizing: border-box;
}

.dhn-hero {
  position: relative;
  background-color: var(--bg-base);
  padding: clamp(60px, 8vw, 110px) 20px;
  color: var(--text-main);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
  margin: 0;
}

.dhn-ambient {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 20%, rgba(79, 70, 229, 0.07) 0%, transparent 60%),
    linear-gradient(to right, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 40px 40px, 40px 40px;
  pointer-events: none;
}

.dhn-container {
  max-width: 1140px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* ---------- Header ---------- */
.dhn-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(36px, 4vw, 48px);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
  will-change: opacity, transform;
}

.dhn-hero.is-visible .dhn-header {
  opacity: 1;
  transform: translateY(0);
}

.dhn-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grad-indigo);
  background: #FFFFFF;
  border: 1px solid rgba(79, 70, 229, 0.2);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 18px;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.06);
}

.dhn-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--grad-teal);
}

.dhn-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
  color: white;
}

.dhn-title .dhn-grad {
  background: linear-gradient(135deg, var(--grad-indigo) 0%, var(--grad-teal) 50%, var(--grad-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.dhn-support {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 0 30px;
}

.dhn-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.dhn-btn {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  padding: 12px 24px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.dhn-btn-primary {
  background: linear-gradient(135deg, var(--grad-indigo), var(--grad-teal));
  color: #FFFFFF;
  box-shadow: 0 8px 20px -4px rgba(79, 70, 229, 0.35);
}

.dhn-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -4px rgba(79, 70, 229, 0.45);
}

.dhn-btn-secondary {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid rgba(148, 163, 184, 0.3);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
}

.dhn-btn-secondary:hover {
  transform: translateY(-2px);
  border-color: var(--grad-indigo);
  color: var(--grad-indigo);
}

/* ---------- Stage Area ---------- */
.dhn-stage {
  position: relative;
  width: 100%;
  max-width: 960px;
  height: 520px;
  margin: 0 auto clamp(36px, 4vw, 48px);
}

.dhn-traces {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.dhn-line {
  stroke: rgba(148, 163, 184, 0.35);
  stroke-width: 1.5;
  stroke-dasharray: 4 4;
  fill: none;
}

.dhn-packet {
  fill: var(--grad-indigo);
}

/* Central Hub */
.dhn-hub-wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 130px;
  height: 130px;
  transform: translate(-50%, -50%);
  z-index: 4;
  opacity: 0;
  transition: opacity 0.5s ease-out;
}

.dhn-hero.is-visible .dhn-hub-wrap {
  opacity: 1;
}

.dhn-hub-ring {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1.5px solid rgba(79, 70, 229, 0.2);
  animation: dhn-radar 3s linear infinite;
  pointer-events: none;
}

.dhn-hub-ring:nth-child(2) {
  animation-delay: 1.5s;
}

@keyframes dhn-radar {
  0% {
    transform: scale(0.85);
    opacity: 0.8;
  }

  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

.dhn-hub {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2px solid rgba(79, 70, 229, 0.25);
  box-shadow: 0 10px 25px -4px rgba(79, 70, 229, 0.15), 0 4px 10px rgba(15, 23, 42, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
}

.dhn-hub-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--grad-indigo), var(--grad-teal));
  position: relative;
}

.dhn-hub-icon::before,
.dhn-hub-icon::after {
  content: '';
  position: absolute;
  background: #FFFFFF;
}

.dhn-hub-icon::before {
  top: 44%;
  left: 20%;
  right: 20%;
  height: 3px;
  border-radius: 2px;
}

.dhn-hub-icon::after {
  left: 44%;
  top: 20%;
  bottom: 20%;
  width: 3px;
  border-radius: 2px;
}

.dhn-hub-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-main);
  text-align: center;
  line-height: 1.2;
}

.dhn-hub-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.52rem;
  color: var(--text-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Hospital Node Tags */
.dhn-node {
  position: absolute;
  transform: translate(-50%, -50%);
  background: #FFFFFF;
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 12px;
  padding: 10px 14px;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3;
  box-shadow: 0 6px 18px -3px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.4s ease-out, opacity 0.4s ease-out;
  opacity: 0;
  min-width: 195px;
  max-width: 230px;
  will-change: opacity, transform;
}

.dhn-node:hover {
  border-color: var(--grad-indigo);
  box-shadow: 0 10px 22px -4px rgba(79, 70, 229, 0.15);
}

.dhn-node-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.dhn-node-icon {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.25);
  position: relative;
}

.dhn-node-icon::before,
.dhn-node-icon::after {
  content: '';
  position: absolute;
  background: var(--grad-teal);
}

.dhn-node-icon::before {
  top: 46%;
  left: 22%;
  right: 22%;
  height: 2px;
  border-radius: 1px;
}

.dhn-node-icon::after {
  left: 46%;
  top: 22%;
  bottom: 22%;
  width: 2px;
  border-radius: 1px;
}

.dhn-node-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dhn-node-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  color: var(--text-muted);
  margin-top: 2px;
  display: block;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Node Positions */
.dhn-node-1 {
  top: 10%;
  left: 50%;
}

.dhn-node-2 {
  top: 30%;
  left: 74%;
}

.dhn-node-3 {
  top: 70%;
  left: 74%;
}

.dhn-node-4 {
  top: 90%;
  left: 50%;
}

.dhn-node-5 {
  top: 70%;
  left: 26%;
}

.dhn-node-6 {
  top: 30%;
  left: 26%;
}

.dhn-hero.is-visible .dhn-node {
  opacity: 1;
  transform: translate(-50%, -50%);
}

/* ---------- Stats Strip ---------- */
.dhn-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  max-width: 920px;
  margin: 0 auto;
}

@media (min-width: 720px) {
  .dhn-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

.dhn-stat {
  background: #FFFFFF;
  border: 1px solid rgba(148, 163, 184, 0.3);
  border-radius: 14px;
  padding: 18px 14px;
  text-align: center;
  opacity: 0;
  transform: translateY(12px);
  box-shadow: 0 3px 10px rgba(15, 23, 42, 0.03);
  transition: opacity 0.4s ease-out, transform 0.4s ease-out;
  will-change: opacity, transform;
}

.dhn-hero.is-visible .dhn-stat {
  opacity: 1;
  transform: translateY(0);
}

.dhn-stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--grad-indigo), var(--grad-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.dhn-stat-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .dhn-stage {
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .dhn-traces {
    display: none;
  }

  .dhn-hub-wrap {
    position: relative;
    top: auto;
    left: auto;
    transform: none !important;
    opacity: 1 !important;
    order: -1;
    margin-bottom: 10px;
  }

  .dhn-node {
    position: relative;
    top: auto !important;
    left: auto !important;
    transform: none !important;
    width: 100%;
    max-width: 320px;
    opacity: 1 !important;
  }
}






:root {
  --bg-base: #F8FAFC;
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-faint: #94A3B8;
  --card-bg: #FFFFFF;
  --border-subtle: #E2E8F0;

  --grad-indigo: #4F46E5;
  --grad-teal: #06B6D4;
  --grad-pink: #EC4899;
  --grad-purple: #8B5CF6;
  --signal-green: #10B981;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.ktl-wrapper {
  position: relative;
  background-color: var(--bg-base);
  padding: clamp(72px, 8vw, 110px) 24px clamp(60px, 6vw, 90px);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-main);
  overflow: hidden;
}

/* Background Subtle Regional Mesh */
.ktl-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(79, 70, 229, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(6, 182, 212, 0.06) 0%, transparent 40%),
    radial-gradient(var(--border-subtle) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 28px 28px;
  pointer-events: none;
}

.ktl-container {
  max-width: 1180px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* ---------- 1. Regional Header ---------- */
.ktl-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(40px, 6vw, 64px);
}

.ktl-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grad-indigo);
  background: rgba(79, 70, 229, 0.08);
  border: 1px solid rgba(79, 70, 229, 0.2);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.ktl-eyebrow .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal-green);
  box-shadow: 0 0 6px var(--signal-green);
}

.ktl-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 4.2vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #0F172A 20%, var(--grad-indigo) 70%, var(--grad-teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ktl-lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-muted);
}

/* ---------- 2. Static Network Hospital Grid ---------- */
.ktl-hospital-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 48px;
}

@media (min-width: 640px) {
  .ktl-hospital-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ktl-hospital-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ktl-hosp-card {
  background: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.ktl-hosp-card:hover {
  transform: translateY(-4px);
  border-color: rgba(79, 70, 229, 0.3);
  box-shadow: 0 16px 32px -8px rgba(79, 70, 229, 0.12);
}

.ktl-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.ktl-node-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grad-indigo);
  background: #EEF2FF;
  padding: 4px 8px;
  border-radius: 6px;
}

.ktl-verified-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  font-weight: 600;
  color: #065F46;
  background: #D1FAE5;
  padding: 3px 8px;
  border-radius: 100px;
}

.ktl-verified-tag svg {
  width: 12px;
  height: 12px;
  stroke: #059669;
}

.ktl-hosp-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 8px;
}

.ktl-hosp-location {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.ktl-hosp-location svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-faint);
  flex-shrink: 0;
}

.ktl-spec-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.ktl-spec-chip {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  padding: 4px 8px;
  border-radius: 6px;
}

.ktl-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid #F1F5F9;
  font-size: 0.8rem;
  color: var(--text-faint);
}

.ktl-desk-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--signal-green);
}

.ktl-desk-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal-green);
}

/* ---------- 3. Bottom Summary Strip ---------- */
.ktl-summary-bar {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 20px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

@media (min-width: 640px) {
  .ktl-summary-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.ktl-summary-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ktl-summary-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: #EEF2FF;
  display: grid;
  place-items: center;
  color: var(--grad-indigo);
  flex-shrink: 0;
}

.ktl-summary-text h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.ktl-summary-text p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.ktl-direct-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--text-main);
  color: #FFFFFF;
  padding: 11px 20px;
  border-radius: 10px;
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.ktl-direct-cta:hover {
  background: var(--grad-indigo);
  transform: translateY(-1px);
}

:root {
  --dhn-bg-0: #050810;
  --dhn-bg-1: #070C16;
  --dhn-panel: rgba(13, 21, 38, 0.82);
  --dhn-panel-border: rgba(148, 163, 184, 0.14);

  --dhn-text-pure: #F8FAFC;
  --dhn-text-muted: #94A3B8;
  --dhn-text-dim: #64748B;

  --dhn-indigo: #6366F1;
  --dhn-teal: #06B6D4;
  --dhn-gold-1: #F3D8A3;
  --dhn-gold-2: #D9A94E;
}

.dhn-hero * {
  box-sizing: border-box;
}

.dhn-hero {
  position: relative;
  background: radial-gradient(ellipse 120% 90% at 50% -10%, #101a34 0%, var(--dhn-bg-1) 45%, var(--dhn-bg-0) 100%);
  padding: clamp(90px, 11vw, 150px) 24px clamp(80px, 8vw, 110px);
  color: var(--dhn-text-pure);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
  margin: 0;
}

.dhn-ambient {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 25%, rgba(99, 102, 241, 0.18) 0%, transparent 55%),
    radial-gradient(circle at 85% 70%, rgba(6, 182, 212, 0.10) 0%, transparent 45%),
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 36px 36px, 36px 36px;
  pointer-events: none;
}

.dhn-container {
  max-width: 1140px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* ---------- 1. Header ---------- */
.dhn-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(40px, 5vw, 56px);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.dhn-hero.is-visible .dhn-header {
  opacity: 1;
  transform: translateY(0);
}

.dhn-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #A5F3E8;
  background: rgba(6, 182, 212, 0.10);
  border: 1px solid rgba(6, 182, 212, 0.35);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 22px;
}

.dhn-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dhn-teal);
  box-shadow: 0 0 8px var(--dhn-teal);
}

.dhn-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.3rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin: 0 0 20px;
}

.dhn-title .dhn-grad {
  background: linear-gradient(135deg, var(--dhn-teal) 0%, var(--dhn-indigo) 60%, var(--dhn-gold-1) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.dhn-support {
  font-size: 1.08rem;
  line-height: 1.65;
  color: var(--dhn-text-muted);
  margin: 0 0 34px;
}

.dhn-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.dhn-btn {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  padding: 14px 26px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.dhn-btn-primary {
  background: linear-gradient(135deg, var(--dhn-teal), var(--dhn-indigo));
  color: #051018;
  box-shadow: 0 10px 30px -8px rgba(6, 182, 212, 0.45);
}

.dhn-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px -6px rgba(6, 182, 212, 0.6);
}

.dhn-btn-secondary {
  background: rgba(148, 163, 184, 0.06);
  color: var(--dhn-text-pure);
  border-color: var(--dhn-panel-border);
}

.dhn-btn-secondary:hover {
  transform: translateY(-2px);
  border-color: rgba(6, 182, 212, 0.5);
  background: rgba(6, 182, 212, 0.08);
}

.dhn-btn-secondary svg {
  transition: transform 0.25s ease;
}

.dhn-btn-secondary:hover svg {
  transform: translateX(3px);
}

/* ---------- 2. Hub-and-spoke network stage ---------- */
.dhn-stage {
  position: relative;
  width: 100%;
  max-width: 920px;
  height: 520px;
  margin: 0 auto clamp(40px, 5vw, 56px);
}

.dhn-traces {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.dhn-line {
  stroke: rgba(148, 163, 184, 0.2);
  stroke-width: 1.6;
  stroke-dasharray: 5 5;
  fill: none;
}

.dhn-packet {
  fill: var(--dhn-teal);
  filter: drop-shadow(0 0 6px var(--dhn-teal));
}

/* Central hub */
.dhn-hub-wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 140px;
  height: 140px;
  transform: translate(-50%, -50%) scale(0.7);
  z-index: 4;
  opacity: 0;
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.dhn-hero.is-visible .dhn-hub-wrap {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  transition-delay: 0.1s;
}

.dhn-hub-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(6, 182, 212, 0.4);
  animation: dhn-radar 3.2s ease-out infinite;
}

.dhn-hub-ring:nth-child(2) {
  animation-delay: 1.05s;
}

.dhn-hub-ring:nth-child(3) {
  animation-delay: 2.1s;
}

@keyframes dhn-radar {
  0% {
    transform: scale(0.75);
    opacity: 0.6;
  }

  100% {
    transform: scale(1.9);
    opacity: 0;
  }
}

.dhn-hub {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #16213d 0%, #0a0f1c 70%);
  border: 1px solid rgba(6, 182, 212, 0.5);
  box-shadow: 0 0 40px -6px rgba(6, 182, 212, 0.45), 0 20px 40px -12px rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.dhn-hub-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--dhn-teal), var(--dhn-indigo));
  position: relative;
}

.dhn-hub-icon::before,
.dhn-hub-icon::after {
  content: '';
  position: absolute;
  background: #061018;
}

.dhn-hub-icon::before {
  top: 45%;
  left: 20%;
  right: 20%;
  height: 3px;
  border-radius: 2px;
}

.dhn-hub-icon::after {
  left: 45%;
  top: 20%;
  bottom: 20%;
  width: 3px;
  border-radius: 2px;
}

.dhn-hub-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--dhn-text-pure);
  text-align: center;
  line-height: 1.2;
}

.dhn-hub-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.5rem;
  color: var(--dhn-text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Hospital spoke nodes — positioned as % of the 900x500 logical stage */
.dhn-node {
  position: absolute;
  transform: translate(-50%, -50%);
  background: var(--dhn-panel);
  border: 1px solid var(--dhn-panel-border);
  border-radius: 14px;
  padding: 13px 16px;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 10px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 3;
  box-shadow: 0 16px 32px -10px rgba(0, 0, 0, 0.6);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease;
  opacity: 0;
  width: 168px;
}

.dhn-node:hover {
  border-color: rgba(6, 182, 212, 0.45);
}

.dhn-node-icon {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  position: relative;
}

.dhn-node-icon::before,
.dhn-node-icon::after {
  content: '';
  position: absolute;
  background: var(--dhn-teal);
}

.dhn-node-icon::before {
  top: 46%;
  left: 22%;
  right: 22%;
  height: 2px;
  border-radius: 1px;
}

.dhn-node-icon::after {
  left: 46%;
  top: 22%;
  bottom: 22%;
  width: 2px;
  border-radius: 1px;
}

.dhn-node-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--dhn-text-pure);
  margin: 0;
  line-height: 1.25;
}

.dhn-node-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6rem;
  color: var(--dhn-text-muted);
  margin-top: 2px;
  display: block;
  letter-spacing: 0.03em;
}

/* Hexagonal placement around the hub */
.dhn-node-1 {
  top: 10%;
  left: 50%;
}

.dhn-node-2 {
  top: 30%;
  left: 69.25%;
}

.dhn-node-3 {
  top: 70%;
  left: 69.25%;
}

.dhn-node-4 {
  top: 90%;
  left: 50%;
}

.dhn-node-5 {
  top: 70%;
  left: 30.75%;
}

.dhn-node-6 {
  top: 30%;
  left: 30.75%;
}

.dhn-hero.is-visible .dhn-node-1 {
  opacity: 1;
  transform: translate(-50%, -50%);
  transition-delay: 0.35s;
}

.dhn-hero.is-visible .dhn-node-2 {
  opacity: 1;
  transform: translate(-50%, -50%);
  transition-delay: 0.48s;
}

.dhn-hero.is-visible .dhn-node-3 {
  opacity: 1;
  transform: translate(-50%, -50%);
  transition-delay: 0.61s;
}

.dhn-hero.is-visible .dhn-node-4 {
  opacity: 1;
  transform: translate(-50%, -50%);
  transition-delay: 0.74s;
}

.dhn-hero.is-visible .dhn-node-5 {
  opacity: 1;
  transform: translate(-50%, -50%);
  transition-delay: 0.87s;
}

.dhn-hero.is-visible .dhn-node-6 {
  opacity: 1;
  transform: translate(-50%, -50%);
  transition-delay: 1s;
}

/* ---------- 3. Network stats strip ---------- */
.dhn-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 920px;
  margin: 0 auto;
}

@media (min-width: 720px) {
  .dhn-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

.dhn-stat {
  background: var(--dhn-panel);
  border: 1px solid var(--dhn-panel-border);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.dhn-hero.is-visible .dhn-stat:nth-child(1) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1.1s;
}

.dhn-hero.is-visible .dhn-stat:nth-child(2) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1.2s;
}

.dhn-hero.is-visible .dhn-stat:nth-child(3) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1.3s;
}

.dhn-hero.is-visible .dhn-stat:nth-child(4) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1.4s;
}

.dhn-stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--dhn-teal), var(--dhn-indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.dhn-stat-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.66rem;
  color: var(--dhn-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ---------- Responsive & reduced motion ---------- */
@media (max-width: 820px) {
  .dhn-stage {
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
  }

  .dhn-traces {
    display: none;
  }

  .dhn-hub-wrap {
    position: relative;
    top: auto;
    left: auto;
    transform: none !important;
    opacity: 1 !important;
    order: -1;
    margin-bottom: 6px;
  }

  .dhn-node {
    position: relative;
    top: auto !important;
    left: auto !important;
    transform: none !important;
    width: 100%;
    max-width: 320px;
    opacity: 1 !important;
  }
}

@media (prefers-reduced-motion: reduce) {

  .dhn-header,
  .dhn-node,
  .dhn-hub-wrap,
  .dhn-stat {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .dhn-hub-ring {
    animation: none !important;
    opacity: 0;
  }

  .dhn-packet {
    display: none;
  }
}