/* ==========================================================================
   Snowbird Longevity 3.0 - Executive Design System & Stylesheet
   Theme: Longevity Science & Precision Digital Health (Dark Titanium & Jade)
   ========================================================================== */

:root {
  --bg-main: #070B12;
  --bg-secondary: #0D1322;
  --bg-card: rgba(16, 24, 40, 0.85);
  --bg-card-hover: rgba(24, 36, 60, 0.9);
  --bg-elevated: #162035;
  --bg-glass: rgba(15, 23, 42, 0.65);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.16);
  --border-focus: #10B981;
  
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-light: #CBD5E1;
  
  --color-emerald: #10B981;
  --color-emerald-glow: rgba(16, 185, 129, 0.25);
  --color-cyan: #06B6D4;
  --color-cyan-glow: rgba(6, 182, 212, 0.25);
  --color-blue: #3B82F6;
  --color-purple: #8B5CF6;
  --color-amber: #F59E0B;
  --color-red: #EF4444;
  
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 36px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 24px rgba(16, 185, 129, 0.2);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  
  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 15% 15%, rgba(16, 185, 129, 0.08) 0px, transparent 50%),
    radial-gradient(at 85% 20%, rgba(6, 182, 212, 0.07) 0px, transparent 45%),
    radial-gradient(at 50% 85%, rgba(59, 130, 246, 0.05) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: #1E293B;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Layout Container */
.container {
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 24px 60px 24px;
}

/* ==========================================================================
   Header & Top Bar
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 11, 18, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 24px;
  margin-bottom: 32px;
}

.header-inner {
  max-width: 1380px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo-badge {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #059669 0%, #0284C7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.4);
}

.brand-text h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 9999px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand-text p {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.header-status-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  color: var(--text-light);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 8px var(--color-emerald);
  animation: pulseAnimation 2s infinite;
}

@keyframes pulseAnimation {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.btn-header {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.btn-header:hover {
  background: #1E293B;
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

/* ==========================================================================
   Navigation Tabs
   ========================================================================== */
.main-nav {
  display: flex;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  padding: 6px;
  border-radius: var(--radius-lg);
  gap: 6px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.nav-tab {
  flex: 1;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: var(--transition-normal);
  text-align: center;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-tab.active {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.18) 0%, rgba(6, 182, 212, 0.18) 100%);
  color: #FFFFFF;
  border: 1px solid rgba(16, 185, 129, 0.35);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.nav-tab .tab-icon {
  font-size: 1.15rem;
}

/* ==========================================================================
   Hero & Key Metrics Strip
   ========================================================================== */
.hero-banner {
  background: linear-gradient(145deg, rgba(22, 32, 53, 0.9) 0%, rgba(13, 19, 34, 0.8) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 28px 32px;
  margin-bottom: 32px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.hero-banner::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -10%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-title-row h2 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #FFFFFF 30%, #A7F3D0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 0.96rem;
  max-width: 820px;
  margin-top: 6px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.kpi-card {
  background: rgba(10, 15, 26, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  position: relative;
  transition: var(--transition-fast);
}

.kpi-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.kpi-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-primary);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.kpi-value.emerald { color: var(--color-emerald); }
.kpi-value.cyan { color: var(--color-cyan); }
.kpi-value.amber { color: var(--color-amber); }

.kpi-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ==========================================================================
   Tab View Panes
   ========================================================================== */
.tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-intro {
  margin-bottom: 24px;
}

.section-intro h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-intro p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ==========================================================================
   Module 1: Legal Compliance (MSO + PC & HIPAA)
   ========================================================================== */
.legal-split-view {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.entity-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.entity-card.pc-theme {
  border-top: 4px solid var(--color-blue);
}

.entity-card.mso-theme {
  border-top: 4px solid var(--color-emerald);
}

.entity-badge-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.entity-type-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.pc-theme .entity-type-badge {
  background: rgba(59, 130, 246, 0.15);
  color: #60A5FA;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.mso-theme .entity-type-badge {
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.entity-card h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.entity-ownership {
  font-size: 0.85rem;
  color: var(--color-amber);
  background: rgba(245, 158, 11, 0.1);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  border-left: 3px solid var(--color-amber);
}

.responsibilities-list {
  list-style: none;
  margin-bottom: 20px;
  flex-grow: 1;
}

.responsibilities-list li {
  font-size: 0.88rem;
  color: var(--text-light);
  padding: 6px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.responsibilities-list li::before {
  content: "✓";
  color: var(--color-emerald);
  font-weight: bold;
}

.revenue-box {
  background: var(--bg-elevated);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.84rem;
  border: 1px solid var(--border-subtle);
}

.revenue-box strong {
  color: #FFFFFF;
  display: block;
  margin-bottom: 2px;
}

/* Agreement Bridge (MSA) */
.msa-bridge-card {
  background: linear-gradient(180deg, #10192A 0%, #0A0F1B 100%);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.1);
}

.msa-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 10px;
}

.msa-header h4 {
  font-size: 1.15rem;
  color: var(--color-cyan);
  display: flex;
  align-items: center;
  gap: 8px;
}

.msa-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.msa-item {
  background: rgba(16, 24, 40, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
}

.msa-item h5 {
  font-size: 0.95rem;
  color: #FFFFFF;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.msa-item p {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

/* HIPAA Interactive Checklist */
.hipaa-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-sm);
}

.hipaa-progress-wrapper {
  margin-bottom: 24px;
  background: var(--bg-elevated);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 600;
}

.progress-track {
  height: 8px;
  background: #1E293B;
  border-radius: 9999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #10B981, #06B6D4);
  transition: width 0.4s ease;
}

.hipaa-categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.hipaa-cat-col h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 8px;
}

.checklist-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checklist-item {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.checklist-item:hover {
  background: rgba(30, 41, 59, 0.6);
  border-color: var(--border-medium);
}

.checklist-item.checked {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.05);
}

.check-box {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 2px solid #64748B;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  transition: var(--transition-fast);
}

.checklist-item.checked .check-box {
  background: var(--color-emerald);
  border-color: var(--color-emerald);
  color: #000;
  font-weight: bold;
  font-size: 0.8rem;
}

.item-content h6 {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.item-content p {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Module 2: Clinical Protocols & Unit Economics
   ========================================================================== */
.protocol-table-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
  overflow-x: auto;
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  text-align: left;
}

.custom-table th {
  background: var(--bg-elevated);
  padding: 12px 16px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-medium);
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
}

.custom-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-light);
  vertical-align: middle;
}

.custom-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.protocol-name-cell strong {
  color: #FFFFFF;
  display: block;
  font-size: 0.92rem;
}

.protocol-name-cell span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.badge-tier-tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-right: 4px;
  margin-bottom: 2px;
}

.badge-longevity { background: rgba(59, 130, 246, 0.2); color: #93C5FD; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-premium { background: rgba(139, 92, 246, 0.2); color: #C4B5FD; border: 1px solid rgba(139, 92, 246, 0.3); }
.badge-private { background: rgba(245, 158, 11, 0.2); color: #FCD34D; border: 1px solid rgba(245, 158, 11, 0.3); }

/* Tiers Overview Cards */
.tiers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 36px;
}

.tier-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-normal);
}

.tier-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.tier-card.featured {
  border-color: rgba(16, 185, 129, 0.4);
  background: linear-gradient(170deg, rgba(20, 32, 54, 0.9) 0%, rgba(16, 24, 40, 0.9) 100%);
  box-shadow: 0 0 24px rgba(16, 185, 129, 0.15);
}

.tier-badge-top {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--color-emerald);
  color: #000;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 9999px;
  text-transform: uppercase;
}

.tier-name {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.tier-tagline {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  min-height: 40px;
}

.tier-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.tier-price {
  font-size: 2rem;
  font-weight: 900;
  font-family: var(--font-mono);
  color: #FFFFFF;
}

.tier-period {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.tier-features-list {
  list-style: none;
  margin-bottom: 24px;
  flex-grow: 1;
}

.tier-features-list li {
  font-size: 0.82rem;
  color: var(--text-light);
  padding: 6px 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.tier-features-list li::before {
  content: "•";
  color: var(--color-cyan);
  font-size: 1.2rem;
  line-height: 1;
}

/* Financial Calculator Engine */
.calculator-section {
  background: linear-gradient(160deg, #111827 0%, #0D1322 100%);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  margin-bottom: 32px;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 32px;
}

.calc-controls h4,
.calc-results h4 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.control-group {
  margin-bottom: 20px;
  background: rgba(15, 23, 42, 0.6);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.control-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.86rem;
  color: var(--text-light);
}

.slider-val-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-cyan);
  background: rgba(6, 182, 212, 0.15);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.custom-range {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: #1E293B;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-emerald);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
  transition: transform 0.1s ease;
}

.custom-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Results Card */
.calc-results-card {
  background: rgba(10, 15, 26, 0.85);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.pnl-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.92rem;
}

.pnl-row.header-revenue {
  border-bottom: 2px solid var(--color-emerald);
  font-size: 1.15rem;
  font-weight: 800;
}

.pnl-row.sub-item {
  padding-left: 16px;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.pnl-row.highlight-profit {
  border-top: 2px solid var(--color-cyan);
  border-bottom: 2px solid var(--color-cyan);
  margin-top: 10px;
  padding: 14px 0;
  font-size: 1.25rem;
  font-weight: 800;
}

.pnl-val {
  font-family: var(--font-mono);
  font-weight: 700;
}

.pnl-val.green { color: var(--color-emerald); }
.pnl-val.cyan { color: var(--color-cyan); }
.pnl-val.amber { color: var(--color-amber); }
.pnl-val.red { color: var(--color-red); }

.breakeven-banner {
  margin-top: 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
}

/* ==========================================================================
   Module 3: SaaS MVP Architecture & Technical Specs
   ========================================================================== */
.portal-tabs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.portal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
}

.portal-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.portal-icon {
  font-size: 1.6rem;
  background: var(--bg-elevated);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.portal-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
}

.portal-users {
  font-size: 0.78rem;
  color: var(--color-cyan);
  margin-bottom: 16px;
}

.feature-cards-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-card-mini {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.feature-card-mini strong {
  color: #FFFFFF;
  font-size: 0.88rem;
  display: block;
  margin-bottom: 2px;
}

.feature-card-mini p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Tech Stack Table & Blueprint */
.tech-blueprint-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px;
  margin-bottom: 32px;
}

.tech-blueprint-card h4 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 16px;
}

.tech-item-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  position: relative;
  overflow: hidden;
}

.tech-item-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-cyan);
}

.tech-layer {
  font-size: 0.75rem;
  color: var(--color-cyan);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.tech-name {
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.tech-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* Live Simulation Engine */
.simulator-card {
  background: linear-gradient(170deg, #0E1626 0%, #080D18 100%);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: 0 8px 32px rgba(6, 182, 212, 0.1);
  margin-bottom: 32px;
}

.sim-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.sim-btn-play {
  background: linear-gradient(135deg, #10B981 0%, #06B6D4 100%);
  color: #000;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.3);
  transition: var(--transition-fast);
}

.sim-btn-play:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 24px rgba(16, 185, 129, 0.5);
}

.sim-pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
  position: relative;
}

.pipeline-step {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  position: relative;
  transition: var(--transition-normal);
}

.pipeline-step.active {
  border-color: var(--color-cyan);
  box-shadow: 0 0 18px rgba(6, 182, 212, 0.25);
  background: rgba(6, 182, 212, 0.08);
}

.step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #1E293B;
  color: var(--text-light);
  font-size: 0.75rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.pipeline-step.active .step-num {
  background: var(--color-cyan);
  color: #000;
}

.step-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.step-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.sim-terminal {
  background: #05080E;
  border: 1px solid #1E293B;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #38BDF8;
  min-height: 110px;
  max-height: 180px;
  overflow-y: auto;
  line-height: 1.5;
}

/* ==========================================================================
   Module 4: Executive Blueprint / Report View
   ========================================================================== */
.executive-paper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.exec-header-block {
  border-bottom: 1px solid var(--border-medium);
  padding-bottom: 24px;
  margin-bottom: 32px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
}

.exec-header-block h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.exec-header-block p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.exec-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.exec-meta-item {
  background: var(--bg-elevated);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.exec-meta-item span {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: block;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.exec-meta-item strong {
  font-size: 1.05rem;
  color: #FFFFFF;
}

.exec-summary-prose {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 32px;
}

.roadmap-timeline {
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  padding-left: 24px;
  border-left: 2px solid #1E293B;
  margin-bottom: 36px;
}

.timeline-milestone {
  position: relative;
}

.timeline-milestone::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 10px var(--color-emerald);
}

.milestone-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.milestone-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
}

/* Footer */
.site-footer {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 16px;
}

/* Modal / Drawer for Protocol Details */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(8px);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-window {
  background: #0E1626;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  padding: 32px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 1.2rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  color: #FFFFFF;
  border-color: var(--border-medium);
}

/* Print Styling */
@media print {
  body {
    background: #FFFFFF !important;
    color: #111827 !important;
  }
  .site-header, .main-nav, .sim-btn-play, .btn-header, .modal-overlay {
    display: none !important;
  }
  .tab-content {
    display: block !important;
    page-break-after: always;
  }
  .hero-banner, .entity-card, .msa-bridge-card, .hipaa-card, .calculator-section, .tech-blueprint-card, .executive-paper {
    background: #FFFFFF !important;
    border: 1px solid #E5E7EB !important;
    box-shadow: none !important;
    color: #111827 !important;
  }
  .kpi-card, .msa-item, .checklist-item, .tech-item-card {
    background: #F9FAFB !important;
    border-color: #E5E7EB !important;
  }
  .kpi-value, .pnl-val, strong, h1, h2, h3, h4, h5 {
    color: #111827 !important;
    -webkit-text-fill-color: initial !important;
  }
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .legal-split-view, .calc-grid {
    grid-template-columns: 1fr;
  }
  .sim-pipeline {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 14px 40px 14px;
  }
  .site-header {
    padding: 12px 14px;
    margin-bottom: 20px;
  }
  .header-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .brand-section {
    justify-content: flex-start;
  }
  .brand-text h1 {
    font-size: 1.1rem;
    flex-wrap: wrap;
  }
  .header-status-group {
    flex-direction: column;
    width: 100%;
    gap: 8px;
  }
  .header-status-group a,
  .header-status-group button {
    width: 100%;
    justify-content: center;
    padding: 10px 14px;
  }
  .status-pill {
    justify-content: center;
    font-size: 0.76rem;
    padding: 6px 12px;
    text-align: center;
  }

  /* Horizontal swipeable tab bar on mobile (WeChat / App style) */
  .main-nav {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 8px;
    padding: 6px;
    margin-bottom: 20px;
  }
  .main-nav::-webkit-scrollbar {
    display: none;
  }
  .nav-tab {
    flex-shrink: 0;
    white-space: nowrap;
    padding: 10px 16px;
    font-size: 0.85rem;
  }

  /* Hero & KPI Cards */
  .hero-banner {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
  }
  .hero-title-row h2 {
    font-size: 1.35rem;
  }
  .hero-subtitle {
    font-size: 0.88rem;
  }
  .kpi-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .kpi-card {
    padding: 14px 16px;
  }

  /* Entity & Agreements */
  .entity-card {
    padding: 18px 16px;
  }
  .msa-bridge-card, .hipaa-card {
    padding: 18px 16px;
  }
  .hipaa-categories-grid {
    grid-template-columns: 1fr;
  }

  /* Calculator Section */
  .calculator-section {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
  }
  .calc-results-card {
    padding: 16px 14px;
  }

  /* Tables horizontal touch scrolling */
  .protocol-table-card {
    padding: 16px 12px;
  }
  .custom-table th, .custom-table td {
    padding: 10px 8px;
    font-size: 0.8rem;
  }

  /* Simulator */
  .simulator-card {
    padding: 20px 16px;
  }
  .sim-pipeline {
    grid-template-columns: 1fr;
  }
  .sim-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .sim-btn-play {
    width: 100%;
    justify-content: center;
  }

  /* Modal */
  .modal-window {
    padding: 24px 18px;
    max-height: 90vh;
    overflow-y: auto;
  }
}