/* ===== Reset & Base ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --clr-bg:       #0a0e17;
  --clr-surface:  #111827;
  --clr-surface2: #1a2236;
  --clr-border:   #1f2b3e;
  --clr-text:     #e2e8f0;
  --clr-muted:    #94a3b8;
  --clr-accent:   #38bdf8;
  --clr-accent2:  #818cf8;
  --clr-gradient: linear-gradient(135deg, #38bdf8, #818cf8);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius: 12px;
  --max-w: 1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-text);
}

.logo-icon {
  width: 36px;
  height: 36px;
  color: var(--clr-accent);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--clr-muted);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--clr-text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: 0.3s;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: var(--clr-gradient);
  color: #fff;
}

.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }

.btn-outline {
  border: 1px solid var(--clr-border);
  color: var(--clr-text);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.btn-full { width: 100%; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 160px 0 100px;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(56, 189, 248, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 70% 10%, rgba(129, 140, 248, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content { position: relative; }

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--clr-accent);
  border: 1px solid rgba(56, 189, 248, 0.25);
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  max-width: 800px;
  margin: 0 auto 24px;
}

.gradient-text {
  background: var(--clr-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--clr-muted);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Sections ===== */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--clr-surface);
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--clr-accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--clr-muted);
  max-width: 600px;
  margin-bottom: 56px;
  line-height: 1.7;
}

/* ===== Narrative (The Challenge) ===== */
.narrative-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.narrative-card {
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s;
}

.narrative-card:hover { border-color: var(--clr-accent); }

.narrative-figure {
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  background: var(--clr-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.narrative-unit {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--clr-muted);
  margin-bottom: 14px;
}

.narrative-card p {
  font-size: 0.9rem;
  color: var(--clr-muted);
  line-height: 1.7;
}

.narrative-callout {
  background: rgba(56, 189, 248, 0.04);
  border-left: 3px solid var(--clr-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 28px 32px;
}

.narrative-callout p {
  font-size: 0.95rem;
  color: var(--clr-text);
  line-height: 1.75;
}

.narrative-callout strong {
  color: var(--clr-accent);
  font-weight: 700;
}

/* ===== Charts (inline SVG) ===== */
.chart-container {
  display: flex;
  justify-content: center;
  margin: 12px 0 16px;
}

.mini-chart {
  width: 100%;
  max-width: 320px;
  height: auto;
}

.chart-label {
  font-size: 9px;
  fill: var(--clr-muted);
  text-anchor: middle;
  font-family: var(--font);
}

.chart-label-sm {
  font-size: 8px;
  fill: var(--clr-muted);
  text-anchor: middle;
  font-family: var(--font);
}

.chart-label-left {
  font-size: 9px;
  fill: var(--clr-muted);
  text-anchor: start;
  font-family: var(--font);
}

.chart-val {
  font-size: 10px;
  fill: var(--clr-text);
  text-anchor: middle;
  font-weight: 700;
  font-family: var(--font);
}

.chart-val-light {
  font-size: 10px;
  fill: #fff;
  text-anchor: middle;
  font-weight: 700;
  font-family: var(--font);
}

.chart-grid {
  stroke: var(--clr-border);
  stroke-width: 0.5;
  stroke-dasharray: 3 3;
}

.chart-bar-muted {
  fill: var(--clr-border);
  opacity: 0.6;
}

.chart-bar-accent {
  fill: url(#grad-accent) var(--clr-accent);
}

.chart-bar-purple {
  fill: var(--clr-accent2);
}

.chart-area {
  fill: var(--clr-accent);
  opacity: 0.12;
}

.chart-line {
  fill: none;
  stroke: var(--clr-accent);
  stroke-width: 2;
  stroke-linejoin: round;
}

.chart-area-purple {
  fill: var(--clr-accent2);
  opacity: 0.15;
}

.chart-area-purple-light {
  fill: var(--clr-accent2);
  opacity: 0.06;
}

.chart-line-purple {
  fill: none;
  stroke: var(--clr-accent2);
  stroke-width: 2;
  stroke-linejoin: round;
}

.chart-line-purple-dash {
  fill: none;
  stroke: var(--clr-accent2);
  stroke-width: 2;
  stroke-dasharray: 6 4;
  stroke-linejoin: round;
}

.chart-dot {
  fill: var(--clr-accent);
}

.chart-dot-accent {
  fill: var(--clr-accent);
  stroke: var(--clr-surface2);
  stroke-width: 2;
}

.chart-dot-purple {
  fill: var(--clr-accent2);
}

.chart-ring-bg {
  stroke: var(--clr-border);
  opacity: 0.4;
}

.chart-ring-accent {
  stroke: var(--clr-accent);
}

.chart-ring-purple {
  stroke: var(--clr-accent2);
}

.chart-donut-val {
  font-size: 14px;
  fill: var(--clr-text);
  text-anchor: middle;
  font-weight: 800;
  font-family: var(--font);
}

.chart-donut-sub {
  font-size: 8px;
  fill: var(--clr-muted);
  text-anchor: middle;
  font-family: var(--font);
}

.chart-cite {
  display: block;
  font-size: 0.72rem;
  color: var(--clr-muted);
  opacity: 0.6;
  font-style: italic;
  margin-top: 8px;
  line-height: 1.5;
}

/* ===== Opportunity ===== */
.opportunity-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.opportunity-item {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s;
}

.opportunity-item:hover { border-color: var(--clr-accent2); }

.opportunity-header {
  margin-bottom: 14px;
}

.opportunity-number {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--clr-accent2);
  line-height: 1.1;
}

.opportunity-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--clr-muted);
}

.opportunity-item p {
  font-size: 0.9rem;
  color: var(--clr-muted);
  line-height: 1.7;
}

/* ===== Features Grid ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.08);
  color: var(--clr-accent);
  margin-bottom: 20px;
}

.feature-icon svg { width: 24px; height: 24px; }

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--clr-muted);
  line-height: 1.65;
}

/* ===== Team Grid ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: border-color 0.2s;
}

.team-card:hover { border-color: var(--clr-accent); }

.team-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--clr-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 14px;
}

.team-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.team-role {
  font-size: 0.78rem;
  color: var(--clr-accent);
  font-weight: 600;
  margin-bottom: 12px;
}

.team-bio {
  font-size: 0.84rem;
  color: var(--clr-muted);
  line-height: 1.6;
  text-align: left;
}

/* ===== Contact ===== */
.contact-email-btn {
  gap: 10px;
  font-size: 1.1rem;
  padding: 18px 36px;
}

.contact-email-icon {
  width: 22px;
  height: 22px;
}

.form-note {
  font-size: 0.8rem;
  color: var(--clr-muted);
  margin-top: 14px;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid var(--clr-border);
  padding: 64px 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--clr-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 280px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-links h4 {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links a {
  display: block;
  font-size: 0.88rem;
  color: var(--clr-muted);
  margin-bottom: 10px;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--clr-text); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 24px;
  border-top: 1px solid var(--clr-border);
  font-size: 0.82rem;
  color: var(--clr-muted);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  color: var(--clr-muted);
  transition: color 0.2s;
}

.footer-legal a:hover { color: var(--clr-text); }

/* ===== Legal Pages ===== */
.legal-page {
  padding: 200px 0 80px;
}

.legal-content {
  max-width: 800px;
}

.legal-content h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 8px;
}

.legal-effective {
  font-size: 0.9rem;
  color: var(--clr-muted);
  margin-bottom: 40px;
}

.legal-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  color: var(--clr-text);
}

.legal-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 12px;
  color: var(--clr-text);
}

.legal-content p {
  font-size: 0.95rem;
  color: var(--clr-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal-content ul {
  list-style: none;
  padding: 0;
  margin-bottom: 16px;
}

.legal-content ul li {
  font-size: 0.95rem;
  color: var(--clr-muted);
  line-height: 1.8;
  padding-left: 20px;
  position: relative;
  margin-bottom: 6px;
}

.legal-content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-accent);
}

.legal-content ul.legal-contact li::before {
  display: none;
}

.legal-content ul.legal-contact li {
  padding-left: 0;
}

.legal-content a {
  color: var(--clr-accent);
  transition: color 0.2s;
}

.legal-content a:hover {
  color: var(--clr-accent2);
}

.legal-content strong {
  color: var(--clr-text);
  font-weight: 600;
}

.hipaa-banner {
  background: rgba(56, 189, 248, 0.06);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 32px;
}

.hipaa-banner p {
  color: var(--clr-text);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 0;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .features-grid      { grid-template-columns: repeat(2, 1fr); }
  .team-grid           { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav-links       { display: none; }
  .nav-toggle      { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: var(--clr-bg);
    border-bottom: 1px solid var(--clr-border);
    padding: 24px;
    gap: 16px;
  }

  .hero             { padding: 120px 0 72px; }
  .narrative-grid   { grid-template-columns: 1fr; }
  .opportunity-grid { grid-template-columns: 1fr; }
  .features-grid    { grid-template-columns: 1fr; }
  .team-grid        { grid-template-columns: 1fr; }
  .footer-content   { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom    { flex-direction: column; gap: 16px; text-align: center; }

}