/*
  PleromaHealth Single-Page Styles
  Colors:
  Primary Sky Blue: #4CAFE0
  Secondary Mint: #70D6C5
  Accent Coral: #FF7F66
  Neutral Light: #F4F7F9
  Neutral Dark Slate: #4B5563
*/

:root {
  --primary: #4CAFE0;
  --secondary: #70D6C5;
  --accent: #FF7F66;
  --neutral-0: #ffffff;
  --neutral-50: #f9fbfc;
  --neutral-100: #F4F7F9;
  --slate: #4B5563;
  --text: #1f2937; /* near-slate for headings */
  --shadow: 0 10px 30px rgba(75, 85, 99, 0.12);
  --radius: 16px;
  --header-height: 74px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: 'Source Sans 3', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--slate);
  background: var(--neutral-100);
  line-height: 1.6;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.8);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid rgba(75,85,99,0.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-logo { height: 45px; width: auto; display: block; }

.nav { display: flex; align-items: center; gap: 16px; }
.nav-toggle { display: none; background: transparent; border: none; color: var(--slate); }
.nav-toggle i { width: 28px; height: 28px; }
.nav-list { list-style: none; display: flex; align-items: center; gap: 20px; margin: 0; padding: 0; }
.nav-list a { color: var(--slate); text-decoration: none; font-weight: 600; }
.nav-list a:hover { color: var(--primary); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 16px; border-radius: 12px; font-weight: 700; text-decoration: none; border: 1px solid transparent; transition: transform 0.05s ease, box-shadow 0.2s ease, background 0.2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--primary); color: white; box-shadow: 0 8px 18px rgba(76,175,224,0.35); }
.btn-primary:hover { box-shadow: 0 10px 22px rgba(76,175,224,0.45); }
.btn-secondary { background: var(--secondary); color: #053b3a; box-shadow: 0 8px 18px rgba(112,214,197,0.35); }
.btn-ghost { background: transparent; color: var(--primary); border-color: rgba(76,175,224,0.4); }

/* Hero */
.hero { padding: 64px 0 40px; }
.site-main { padding-top: var(--header-height); }
.hero-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.hero-copy h1 { font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; color: var(--text); font-weight: 800; letter-spacing: -0.4px; line-height: 1.15; font-size: clamp(28px, 3.5vw, 44px); margin: 0 0 12px; }
.hero-copy p { margin: 0 0 20px; font-size: 18px; }
.hero-actions { display: flex; gap: 12px; margin: 8px 0 18px; }
.hero-badges { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.badge-card { display: flex; align-items: center; gap: 10px; background: var(--neutral-0); border: 1px solid rgba(75,85,99,0.08); border-radius: 12px; padding: 10px 12px; box-shadow: var(--shadow); }
.badge-card i { color: var(--secondary); width: 22px; height: 22px; }
.badge-label { font-size: 12px; color: #6b7280; display: block; }
.mono { font-family: 'Roboto Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

.hero-visual { display: flex; justify-content: center; }
.ui-card { background: var(--neutral-0); border: 1px solid rgba(75,85,99,0.08); border-radius: var(--radius); box-shadow: var(--shadow); }
.insight.ui-card { border-radius: 18px; box-shadow: 0 14px 40px rgba(75,85,99,0.14); }
.dashboard { width: 100%; max-width: 520px; padding: 16px; }
.dashboard-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.metric-card { background: var(--neutral-100); border: 1px solid rgba(75,85,99,0.08); border-radius: 12px; padding: 12px; display: grid; gap: 6px; }
.metric-label { font-size: 12px; color: #6b7280; }
.stars { color: var(--secondary); letter-spacing: 2px; }
.metric-value { font-size: 24px; font-weight: 800; color: var(--text); }
.metric-change { font-weight: 800; color: var(--accent); }
.dashboard-image-wrap { grid-column: 1 / -1; background: var(--neutral-100); border: 1px solid rgba(75,85,99,0.08); border-radius: 12px; padding: 10px; }
.dashboard-image { width: 100%; height: auto; display: block; border-radius: 10px; box-shadow: inset 0 0 0 1px rgba(75,85,99,0.05); }
.chart-line { grid-column: 1 / -1; height: 140px; background: linear-gradient(180deg, rgba(76,175,224,0.15), rgba(76,175,224,0.05)); border: 1px solid rgba(76,175,224,0.25); border-radius: 12px; position: relative; overflow: hidden; }
.chart-line::after { content: ""; position: absolute; inset: 16px; border-radius: 8px; background: linear-gradient(90deg, rgba(76,175,224,0.0) 0%, rgba(76,175,224,0.35) 50%, rgba(76,175,224,0.0) 100%); box-shadow: inset 0 0 0 2px rgba(76,175,224,0.35); }
.chart-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.chart-pie { height: 140px; border-radius: 12px; background: conic-gradient(var(--secondary) 0 120deg, rgba(76,175,224,0.85) 0 210deg, rgba(75,85,99,0.2) 0 360deg); }
.chart-bars { height: 140px; border-radius: 12px; background: linear-gradient(90deg, rgba(112,214,197,0.3) 12%, rgba(76,175,224,0.45) 12% 38%, rgba(75,85,99,0.22) 38% 64%, rgba(76,175,224,0.6) 64% 90%); }

/* Sections */
.section { padding: 64px 0; position: relative; background: var(--neutral-0); }
.section + .section { border-top: 1px solid rgba(75,85,99,0.10); }
.section.alt { background: var(--neutral-50); border-top: 1px solid rgba(75,85,99,0.08); border-bottom: 1px solid rgba(75,85,99,0.08); }
.section h2 { font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; font-weight: 800; letter-spacing: -0.3px; color: var(--text); margin: 0 0 18px; font-size: clamp(22px, 2.5vw, 34px); }
.section h2::after { content: ""; display: block; width: 56px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--primary), var(--secondary)); margin-top: 8px; }
.h4 { font-size: 18px; margin: 0 0 10px; color: var(--text); }

.grid { display: grid; gap: 16px; }
.serve-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.serve-card { background: var(--neutral-0); border: 1px solid rgba(75,85,99,0.08); border-radius: 14px; padding: 16px; box-shadow: var(--shadow); }
.serve-card i { color: var(--primary); width: 24px; height: 24px; }
.serve-card h3 { margin: 8px 0 8px; font-size: 16px; color: var(--text); }
.serve-card p { margin: 0; font-size: 14px; }

.solution-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 20px; align-items: stretch; }
.solution-copy { padding: 18px; }
.checklist { list-style: none; padding: 0; margin: 12px 0 16px; display: grid; gap: 8px; }
.checklist li { display: flex; align-items: center; gap: 10px; }
.checklist i { color: var(--secondary); width: 20px; height: 20px; }
.solution-visual { display: grid; place-items: center; padding: 18px; }
.placeholder-graphic { width: 100%; border-radius: 12px; background: linear-gradient(180deg, rgba(244,247,249,1), rgba(244,247,249,0.6)); border: 1px dashed rgba(75,85,99,0.25); padding: 12px; display: grid; }
.solution-visual .dashboard-image { width: 100%; height: auto; display: block; border-radius: 10px; border: 1px solid rgba(75,85,99,0.08); }
.pg-header { border-radius: 8px; background: linear-gradient(90deg, rgba(76,175,224,0.2), rgba(112,214,197,0.25)); }
.pg-body { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 10px; }
.pg-sparkline { border-radius: 8px; background: linear-gradient(180deg, rgba(76,175,224,0.22), rgba(76,175,224,0.05)); border: 1px solid rgba(76,175,224,0.25); }
.pg-pie { border-radius: 8px; background: conic-gradient(var(--secondary) 0 100deg, rgba(76,175,224,0.85) 0 200deg, rgba(255,127,102,0.7) 0 260deg, rgba(75,85,99,0.25) 0 360deg); }
.pg-bars { display: none; }
.note { margin-top: 14px; font-size: 14px; color: #374151; }

.insights-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: stretch; }
.insight { padding: 20px; display: grid; gap: 10px; }
.insight i { color: var(--primary); width: 26px; height: 26px; }
.insight h3 { margin: 4px 0 6px; font-size: 20px; color: var(--text); }

/* Platform */
.platform-hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 20px; align-items: center; }
.platform-hero-visual { display: grid; place-items: center; }
.platform-ribbon { width: 100%; max-width: 520px; padding: 18px; }
.platform-ribbon .ribbon-strip { height: 52px; border-radius: 12px; background: linear-gradient(90deg, rgba(76,175,224,0.25), rgba(112,214,197,0.35)); border: 1px solid rgba(75,85,99,0.08); box-shadow: var(--shadow); }
.platform-ribbon .ribbon-strip + .ribbon-strip { margin-top: 12px; background: linear-gradient(90deg, rgba(112,214,197,0.3), rgba(76,175,224,0.4)); }

.platform-modules { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.platform-card { padding: 16px; display: grid; gap: 8px; }
.platform-card i { color: var(--primary); width: 24px; height: 24px; }
.platform-card h3 { margin: 6px 0 4px; color: var(--text); }
.platform-card .learn { color: var(--primary); font-weight: 700; text-decoration: none; }

.platform-capabilities { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.capability { display: flex; align-items: flex-start; gap: 10px; background: var(--neutral-0); border: 1px solid rgba(75,85,99,0.08); border-radius: 12px; padding: 12px; box-shadow: var(--shadow); }
.capability i { color: var(--secondary); width: 22px; height: 22px; margin-top: 2px; }
.capability h4 { margin: 0 0 4px; font-size: 15px; color: var(--text); }
.capability p { margin: 0; font-size: 14px; }

.models-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 20px; align-items: center; }
.models-visual { padding: 0; display: grid; }
.models-visual .dashboard-image { width: 100%; height: auto; display: block; border-radius: 12px; border: 1px solid rgba(75,85,99,0.08); box-shadow: var(--shadow); }
.kpi-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.kpi-pill { height: 22px; border-radius: 999px; background: var(--neutral-100); border: 1px solid rgba(75,85,99,0.08); }
.kpi-pill.primary { background: rgba(76,175,224,0.2); border-color: rgba(76,175,224,0.35); }
.kpi-pill.secondary { background: rgba(112,214,197,0.25); border-color: rgba(112,214,197,0.45); }
.kpi-pill.accent { background: rgba(255,127,102,0.22); border-color: rgba(255,127,102,0.45); }
.models-charts { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 10px; }
.models-line { height: 160px; border-radius: 12px; background: linear-gradient(180deg, rgba(76,175,224,0.22), rgba(76,175,224,0.05)); border: 1px solid rgba(76,175,224,0.25); }
.models-pie { height: 160px; border-radius: 12px; background: conic-gradient(var(--secondary) 0 120deg, rgba(76,175,224,0.85) 0 220deg, rgba(255,127,102,0.7) 0 300deg, rgba(75,85,99,0.25) 0 360deg); }

.platform-metrics .metrics-band { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.metric-chip { display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid rgba(75,85,99,0.08); border-radius: 999px; padding: 10px 14px; box-shadow: var(--shadow); font-weight: 700; color: var(--text); }
.metric-chip i { color: var(--primary); width: 20px; height: 20px; }

/* Outcomes band merged with hero */
.hero-metrics { margin-top: 16px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.hero .hero-metrics .metric-chip { background: var(--neutral-0); border: 1px solid rgba(75,85,99,0.08); }

.architecture-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 20px; align-items: center; }
.architecture-diagram { padding: 16px; display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; align-items: center; }
.architecture-diagram .stage { background: var(--neutral-100); border: 1px solid rgba(75,85,99,0.12); border-radius: 12px; padding: 10px; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.architecture-diagram .stage i { color: var(--primary); width: 22px; height: 22px; }
.bullets { margin: 0; padding-left: 18px; }

.integrations-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.integration-card { display: grid; place-items: center; padding: 16px; gap: 8px; text-align: center; }
.integration-card i { color: var(--secondary); width: 22px; height: 22px; }

.security-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.security-card { padding: 16px; text-align: left; display: grid; gap: 8px; }
.security-card i { color: var(--primary); width: 24px; height: 24px; }

.platform-cta .cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 16px; background: #fff; border: 1px solid rgba(75,85,99,0.08); border-radius: 16px; padding: 18px; box-shadow: var(--shadow); }
.cta-actions { display: flex; gap: 12px; }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.contact-copy .contact-points { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 8px; }
.contact-points li { display: flex; gap: 10px; align-items: center; }
.contact-points i { color: var(--secondary); width: 20px; height: 20px; }
.contact-form { background: var(--neutral-0); border: 1px solid rgba(75,85,99,0.08); border-radius: 14px; padding: 16px; box-shadow: var(--shadow); }
.form-row { display: grid; gap: 6px; margin-bottom: 12px; }
.form-row label { font-weight: 600; color: var(--text); }
.form-row input, .form-row textarea { padding: 12px; border-radius: 10px; border: 1px solid rgba(75,85,99,0.25); font: inherit; background: #fff; }
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(76,175,224,0.2); }
.form-success { color: #065f46; background: rgba(112,214,197,0.2); padding: 8px 10px; border-radius: 8px; margin-top: 10px; }

/* Footer */
.site-footer { padding: 30px 0; background: #ffffff; border-top: 1px solid rgba(75,85,99,0.1); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; }
.footer-meta { display: flex; gap: 16px; align-items: center; color: #6b7280; }
.footer-meta a { color: var(--primary); text-decoration: none; font-weight: 700; }

/* Responsive */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; }
  .platform-hero { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: 1fr; }
  .architecture-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .serve-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .insights-grid { grid-template-columns: 1fr; }
  .nav-toggle { display: inline-flex; }
  .nav-list { display: none; position: absolute; right: 4%; top: calc(var(--header-height) + 10px); background: #fff; padding: 12px; border-radius: 12px; border: 1px solid rgba(75,85,99,0.08); box-shadow: var(--shadow); flex-direction: column; min-width: 220px; }
  .nav-list.open { display: flex; }
  .platform-modules { grid-template-columns: 1fr; }
  .platform-capabilities { grid-template-columns: 1fr; }
  .integrations-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .security-grid { grid-template-columns: 1fr; }
  .platform-metrics .metrics-band { grid-template-columns: 1fr; }
}