/**
 * MDS Genie Institutional Design System
 * Inspired by ExaCare.com's professional healthcare SaaS aesthetic
 * Version: 1.0.0
 * Created: 2025-11-09
 */

/* ============================================================================
   CSS VARIABLES - INSTITUTIONAL HEALTHCARE PALETTE
   ============================================================================ */

:root {
  /* ============================================================================
     BILLION-DOLLAR DESIGN SYSTEM - ENTERPRISE INSTITUTIONAL QUALITY
     Inspired by: Epic Systems, Oracle Health, ExaCare, athenahealth
     ============================================================================ */

  /* Primary Color - Dark Slate (Matches login page) */
  --color-primary: #0A2540;      /* Deep navy - institutional healthcare */
  --color-primary-light: #E8EDF2; /* Subtle backgrounds */
  --color-primary-dark: #051627;  /* Hover states */
  --color-accent: #1B5E96;        /* Muted professional blue for CTAs */

  /* Dark Theme Colors (Login page consistency) */
  --color-bg-dark: #0f172a;      /* Main dark background (slate-900) */
  --color-bg-card: #1e293b;      /* Card backgrounds (slate-800) */
  --color-accent-indigo: #6366f1; /* Primary interactive color */
  --color-accent-cyan: #06b6d4;  /* Secondary accent */
  --color-text-light: #e2e8f0;   /* Light text on dark (slate-200) */
  --color-border-dark: #334155;  /* Dark borders (slate-700) */

  /* Neutral Grays (Expansive sophisticated palette) */
  --color-white: #ffffff;
  --color-gray-50: #fafafa;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e5e5e5;
  --color-gray-300: #d4d4d4;
  --color-gray-400: #a3a3a3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-700: #404040;
  --color-gray-800: #262626;
  --color-gray-900: #171717;

  /* Semantic Colors (Muted, professional) */
  --color-success: #059669;
  --color-success-light: #ecfdf5;
  --color-warning: #d97706;
  --color-warning-light: #fffbeb;
  --color-danger: #dc2626;
  --color-danger-light: #fef2f2;

  /* Legacy aliases for backwards compatibility - map old to new */
  --institutional-navy: var(--color-gray-900);
  --institutional-white: var(--color-white);
  --institutional-cyan: var(--color-primary);
  --institutional-cyan-300: var(--color-primary);
  --institutional-cyan-400: var(--color-primary-dark);
  --institutional-cyan-500: var(--color-primary-dark);
  --institutional-gray-50: var(--color-gray-50);
  --institutional-gray-100: var(--color-gray-100);
  --institutional-gray-200: var(--color-gray-200);
  --institutional-gray-300: var(--color-gray-300);
  --institutional-gray-400: var(--color-gray-400);
  --institutional-gray-500: var(--color-gray-500);
  --institutional-gray-600: var(--color-gray-600);
  --institutional-gray-700: var(--color-gray-700);
  --institutional-gray-800: var(--color-gray-800);
  --institutional-gray-900: var(--color-gray-900);
  --institutional-success: var(--color-success);
  --institutional-success-light: var(--color-success-light);

  /* Typography System (Clean, professional scale) */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Font Weights (Standard, no custom values) */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Font Scale (Oracle Health level - confident sizing) */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-nav: 0.9375rem;   /* 15px - navigation links */
  --text-base: 1.0625rem;  /* 17px - body text (Oracle standard) */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 2rem;        /* 32px */
  --text-4xl: 2.5rem;      /* 40px */
  --text-5xl: 3.25rem;     /* 52px - H2 */
  --text-6xl: 4rem;        /* 64px - H1 hero */

  /* Spacing Scale (Oracle Health level - generous whitespace) */
  --space-1: 0.5rem;   /* 8px */
  --space-2: 1rem;     /* 16px */
  --space-3: 1.5rem;   /* 24px */
  --space-4: 2rem;     /* 32px */
  --space-6: 3rem;     /* 48px */
  --space-8: 4rem;     /* 64px */
  --space-10: 5rem;    /* 80px */
  --space-12: 6rem;    /* 96px */
  --space-15: 7.5rem;  /* 120px - Oracle-level section spacing */
  --space-16: 8rem;    /* 128px */
  --space-20: 10rem;   /* 160px */

  /* Border Radius (Professional, not rounded) */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.375rem;  /* 6px - buttons (Oracle standard) */
  --radius-lg: 0.5rem;    /* 8px - cards */
  --radius-xl: 1rem;      /* 16px */
  --radius-full: 50%;

  /* Enterprise Shadow System (Subtle, layered depth) */
  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.06), 0 4px 6px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.06), 0 10px 10px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.08), 0 20px 40px rgba(0, 0, 0, 0.02);

  /* Transitions (Clean timing) */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;

  /* Layout (Oracle Health standard) */
  --container-max: 1140px;  /* Oracle/Epic standard - tighter focus */
  --container-padding: 5rem;    /* 80px - generous breathing room */
  --section-padding-y: 4rem;    /* 64px - vertical section spacing */
}

/* ============================================================================
   GLOBAL RESETS & BASE STYLES
   ============================================================================ */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--text-base); /* 17px - Oracle Health standard */
  line-height: 1.7; /* Generous line height for readability */
  color: var(--color-text-light);
  background: var(--color-bg-dark);
  overflow-x: hidden;
}

/* ============================================================================
   TYPOGRAPHY SYSTEM
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  color: var(--color-text-light);  /* Light text on dark background */
  margin-bottom: var(--space-3);
}

h1 {
  font-size: var(--text-6xl);  /* 64px - Oracle/Epic level */
  font-weight: var(--font-weight-bold);  /* 700 */
  letter-spacing: -0.03em;  /* Tighter for authority */
  line-height: 1.05;  /* Very tight for powerful headlines */
}

h2 {
  font-size: var(--text-5xl);  /* 52px */
  font-weight: var(--font-weight-bold);  /* 700 */
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h3 {
  font-size: 1.75rem;    /* 28px */
  font-weight: 700;      /* Bold for sub-sections */
  letter-spacing: -0.01em;
  line-height: 1.3;
}

h4 {
  font-size: 1.25rem;    /* 20px */
  font-weight: 600;      /* Semibold */
  letter-spacing: -0.005em;
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-gray-400);
}

a {
  color: var(--color-accent-indigo);
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--color-accent-cyan);
}

strong {
  font-weight: 600;
  color: var(--color-text-light);
}

/* ============================================================================
   LAYOUT - CONTAINERS
   ============================================================================ */

.institutional-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

@media (min-width: 1400px) {
  .institutional-container {
    padding-left: var(--container-padding-large);
    padding-right: var(--container-padding-large);
  }
}

/* ============================================================================
   NAVIGATION BAR
   ============================================================================ */

.navbar-institutional {
  position: sticky;
  top: 0;
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border-dark);
  box-shadow: var(--shadow-xs);
  z-index: 1000;
  padding: 1.25rem 0;
}

.navbar-institutional .container,
.navbar-institutional .institutional-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-institutional .logo {
  display: flex;
  align-items: center;
  gap: 0.625rem; /* Slightly uneven gap for human feel */
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--institutional-navy);
  text-decoration: none;
  transition: opacity var(--transition-normal);
}

.navbar-institutional .logo:hover {
  opacity: 0.85;
}

/* Real logo image */
.logo-img {
  height: 42px; /* Slightly off-standard size */
  width: auto;
  display: block;
}

/* Logo text styling */
.logo-text {
  font-weight: var(--font-weight-bold);
  font-size: var(--text-2xl); /* 24px - clean professional size */
  color: var(--color-text-light);
  letter-spacing: -0.01em;
}

/* HIPAA Certification Badge - Professional, not generic */
.hipaa-certification-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.625rem; /* Asymmetric padding */
  background: linear-gradient(135deg, #10b981 0%, #059669 100%); /* Green gradient for certification */
  color: white;
  font-size: 0.6875rem; /* 11px - specific size */
  font-weight: 600;
  letter-spacing: 0.05em; /* Wider for authority */
  text-transform: uppercase;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(16, 185, 129, 0.3),
              inset 0 1px 0 rgba(255, 255, 255, 0.2); /* Subtle depth */
  border: 1px solid rgba(5, 150, 105, 0.4);
  cursor: help;
  position: relative;
}

.hipaa-shield-icon {
  width: 14px;
  height: 14px;
  stroke-width: 2.5px; /* Thicker for clarity */
}

.navbar-institutional .nav-links {
  display: flex;
  gap: var(--space-6); /* 48px - professional spacing */
  list-style: none;
  align-items: center;
}

.navbar-institutional .nav-links a {
  color: var(--color-text-light);
  font-weight: var(--font-weight-medium); /* 500 */
  font-size: var(--text-nav); /* 15px */
  padding: 0.5rem 0; /* Remove horizontal padding */
  transition: color var(--transition-normal);
}

.navbar-institutional .nav-links a:hover {
  color: var(--color-accent-indigo); /* Indigo on hover */
}

.navbar-institutional .nav-cta {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* ============================================================================
   BUTTONS - INSTITUTIONAL STYLE
   ============================================================================ */

.btn-primary-institutional {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2); /* 16px - clean spacing */
  background: var(--color-accent-indigo); /* Indigo accent (matches login) */
  color: white;
  padding: 0.875rem 2rem; /* 14px 32px - professional padding */
  border-radius: var(--radius-md); /* 8px standard */
  font-weight: var(--font-weight-semibold);
  font-size: var(--text-base); /* 16px clean */
  border: none;
  cursor: pointer;
  transition: background var(--transition-normal); /* Simple background transition only */
  text-decoration: none;
}

.btn-primary-institutional:hover {
  background: #5558e3; /* Slightly darker indigo */
  color: white;
}

.btn-primary-institutional:active {
  background: #4f46e5; /* Even darker indigo */
}

.btn-secondary-institutional {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--color-text-light);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid var(--color-border-dark);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  will-change: transform;
}

.btn-secondary-institutional:hover {
  background: var(--color-bg-card);
  border-color: var(--color-accent-indigo);
  color: var(--color-accent-indigo);
  transform: translate3d(0, -1px, 0);
}

.btn-nav-secondary {
  color: var(--institutional-gray-700);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-nav-secondary:hover {
  background: var(--institutional-gray-100);
  color: var(--institutional-gray-900);
}

.btn-nav-primary {
  background: var(--institutional-cyan-300);
  color: var(--institutional-white);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: all var(--transition-normal);
  will-change: transform;
}

.btn-nav-primary:hover {
  background: var(--institutional-cyan-400);
  box-shadow: var(--shadow-sm);
  color: var(--institutional-white);
  transform: translate3d(0, -1px, 0);
}

/* ============================================================================
   HERO SECTION - TWO-COLUMN LAYOUT
   ============================================================================ */

.hero-institutional {
  padding: var(--space-15) 0; /* 120px top/bottom - Oracle level */
  background: var(--color-bg-dark); /* Dark slate background (matches login) */
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero-content-centered {
  max-width: 800px;
  margin: 0 auto;
}

.hero-content-centered h1 {
  color: var(--color-white); /* White on navy */
  margin-bottom: var(--space-4);
}

.hero-grid {
  display: grid;
  grid-template-columns: 54.3fr 45.7fr;  /* Optically adjusted asymmetry (not perfect 55/45) */
  gap: var(--space-5);  /* 55px - Golden ratio spacing */
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text h1 {
  font-size: var(--text-5xl); /* 48px - clean professional size */
  font-weight: var(--font-weight-bold); /* 700 standard */
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-gray-900);
  margin-bottom: var(--space-3);
}

.hero-subheading {
  font-size: var(--text-xl); /* 20px */
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9); /* Slight transparency on white */
  margin-bottom: var(--space-8); /* 64px - generous spacing */
}

.hero-trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.813rem; /* Slightly irregular gap */
  padding: 0.938rem 1.313rem; /* Intentionally not round numbers */
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(229, 231, 235, 0.5);
  border-radius: 9px; /* Not 8px or 10px */
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08),
              0 1px 2px rgba(0, 0, 0, 0.04); /* Dual shadow for depth */
  transition: transform 0.22s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.22s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.22s ease;
  will-change: transform;
}

.trust-badge:hover {
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1),
              0 2px 4px rgba(0, 0, 0, 0.06);
  transform: translate3d(0, -2.5px, 0); /* Not exactly -2px or -3px */
  border-color: rgba(29, 184, 242, 0.3);
}

/* Custom icon containers - not stock */
.trust-badge-icon {
  width: 36px; /* Intentionally not 32px or 40px */
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 7px; /* Slightly irregular */
  flex-shrink: 0;
}

.trust-badge-icon svg {
  width: 22px; /* Not 20px or 24px */
  height: 22px;
}

.hipaa-icon {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12) 0%, rgba(5, 150, 105, 0.08) 100%);
  color: #059669; /* Darker green for authority */
}

.cms-icon {
  background: linear-gradient(135deg, rgba(29, 184, 242, 0.12) 0%, rgba(6, 95, 212, 0.08) 100%);
  color: #0284c7; /* Professional blue */
}

.data-icon {
  background: linear-gradient(135deg, rgba(29, 184, 242, 0.12) 0%, rgba(14, 165, 233, 0.08) 100%);
  color: #0ea5e9; /* Sky blue */
}

.trust-badge span {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--institutional-gray-700);
  line-height: 1.4;
}

.trust-badge strong {
  font-weight: 600;
  color: var(--institutional-gray-900);
}

.hero-cta-group {
  display: flex;
  gap: var(--space-3); /* 24px */
  justify-content: center;
  align-items: center;
}

.social-proof {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--institutional-gray-200);
}

.rating-stars {
  color: #fbbf24;
  font-size: 1.25rem;
  letter-spacing: 0.125rem;
}

.social-proof span {
  font-size: 0.9375rem;
  color: var(--institutional-gray-600);
}

.hero-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  transition: transform var(--transition-slow);
  will-change: transform;
}

.hero-image:hover img {
  transform: scale(1.02);
}

/* Professional placeholder for hero image */
.hero-image-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg,
    var(--institutional-cyan-100) 0%,
    var(--institutional-cyan-50) 50%,
    var(--institutional-white) 100%);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-image-placeholder::before {
  content: '';
  position: absolute;
  top: 20%;
  left: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(29, 184, 242, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

.hero-image-placeholder::after {
  content: '';
  position: absolute;
  bottom: 20%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(29, 184, 242, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero-image-placeholder-text {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
}

.hero-image-placeholder-text svg {
  width: 80px;
  height: 80px;
  color: var(--institutional-cyan-300);
  margin-bottom: 1rem;
  opacity: 0.7;
}

.hero-image-placeholder-text p {
  font-size: 1.125rem;
  color: var(--institutional-gray-500);
  font-weight: 500;
  margin: 0;
}

/* ============================================================================
   STATS SECTION - CLEAN CARDS
   ============================================================================ */

.stats-institutional {
  padding: 5rem 0;
  background: var(--color-bg-dark); /* Dark slate background */
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.stat-card-institutional {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: var(--color-bg-card);  /* Dark slate card background */
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);  /* 8px standard */
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal);
}

.stat-card-institutional:hover {
  box-shadow: var(--shadow-md);  /* Subtle hover, no transform */
  border-color: var(--color-accent-indigo);
}

.stat-number {
  font-size: var(--text-5xl);  /* 48px - clean size */
  font-weight: var(--font-weight-bold);  /* 700 */
  color: var(--color-text-light);  /* Light text on dark background */
  margin-bottom: var(--space-2);
  line-height: 1;
}

/* Animated counter effect on scroll */
@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stat-number[data-animate="true"] {
  animation: countUp 0.6s ease-out;
}

.stat-label {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.stat-description {
  font-size: 1rem;
  color: var(--color-gray-400);
  line-height: 1.5;
}

/* ============================================================================
   TOOL SECTION
   ============================================================================ */

.tool-section {
  padding: var(--space-10) 0; /* 80px */
  background: var(--color-bg-dark);
}

/* ============================================================================
   COMPLIANCE SECTION
   ============================================================================ */

.compliance-section {
  padding: var(--space-8) 0; /* 64px */
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border-dark);
}

/* ============================================================================
   TOOL CARD - PROFESSIONAL STYLING
   ============================================================================ */

.tool-card-institutional {
  background: var(--color-bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 3rem;
  margin: 5rem auto;
  max-width: 900px;
  border: 1px solid var(--color-border-dark);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  will-change: transform;
  contain: layout;
}

.tool-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-border-dark);
}

.tool-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.tool-header p {
  font-size: 1.125rem;
  color: var(--color-gray-400);
  line-height: 1.6;
  margin: 0;
}

/* Form Elements - Professional Style */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
  font-size: 1.125rem;
}

textarea.institutional-textarea {
  width: 100%;
  border: 2px solid var(--color-border-dark);
  border-radius: var(--institutional-md);
  padding: 1rem;
  font-size: 1rem;
  line-height: 1.6;
  font-family: var(--font-family-primary);
  transition: border-color var(--transition-fast), background var(--transition-fast);
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  resize: vertical;
  min-height: 150px;
  position: relative;
}

textarea.institutional-textarea:focus {
  outline: none;
  border-color: var(--color-accent-indigo);
  background: var(--color-bg-card);
}

textarea.institutional-textarea:focus::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: var(--radius-md);
  box-shadow: 0 0 0 3px rgba(29, 184, 242, 0.1);
  pointer-events: none;
}

textarea.institutional-textarea::placeholder {
  color: var(--institutional-gray-400);
}

.analyze-btn-institutional {
  width: 100%;
  padding: 1rem 2rem;
  font-size: 1.125rem;
  font-weight: 600;
  background: var(--institutional-cyan-300);
  color: var(--institutional-white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  will-change: transform;
}

.analyze-btn-institutional:hover:not(:disabled) {
  background: var(--institutional-cyan-400);
  box-shadow: var(--shadow-md);
  transform: translate3d(0, -2px, 0);
}

.analyze-btn-institutional:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.analyze-btn-institutional:disabled {
  background: var(--institutional-gray-300);
  cursor: not-allowed;
  opacity: 0.6;
}

/* ============================================================================
   CLIENT LOGOS SECTION
   ============================================================================ */

.clients-institutional {
  padding: 5rem 0;
  background: var(--institutional-white);
}

.section-heading-center {
  text-align: center;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--institutional-gray-500);
  margin-bottom: 3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.client-logo-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 3rem;
  align-items: center;
  justify-items: center;
}

.client-logo-grid img {
  width: 120px;
  height: auto;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: opacity var(--transition-normal), filter var(--transition-normal);
}

.client-logo-grid img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ============================================================================
   TESTIMONIALS SECTION
   ============================================================================ */

.testimonials-institutional {
  padding: 6.25rem 0;
  background: var(--institutional-gray-50);
}

.section-heading-center-large {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--institutional-navy);
  margin-bottom: 4rem;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(229, 231, 235, 0.4);
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  will-change: transform;
  contain: layout;
  display: flex;
  flex-direction: column;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translate3d(0, -4px, 0) scale(1.01);
  border-color: rgba(29, 184, 242, 0.3);
}

.testimonial-stars {
  color: #fbbf24;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  letter-spacing: 0.125rem;
}

.testimonial-quote {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--institutional-gray-700);
  margin-bottom: 1.5rem;
  font-style: italic;
  flex-grow: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--institutional-gray-200);
}

.testimonial-author img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.testimonial-author-info strong {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--institutional-navy);
  margin-bottom: 0.25rem;
}

.testimonial-author-info span {
  font-size: 0.875rem;
  color: var(--institutional-gray-500);
}

/* ============================================================================
   CERTIFICATIONS SECTION
   ============================================================================ */

.certifications-institutional {
  padding: 5rem 0;
  background: var(--institutional-white);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
  justify-items: center;
}

.cert-badge {
  text-align: center;
  transition: transform var(--transition-normal);
}

.cert-badge:hover {
  transform: translateY(-4px);
}

.cert-badge img {
  width: 120px;
  height: 120px;
  margin-bottom: 1rem;
}

.cert-badge span {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--institutional-navy);
}

/* ============================================================================
   FOOTER - INSTITUTIONAL STYLE
   ============================================================================ */

.footer-institutional {
  background: var(--institutional-navy);
  color: var(--institutional-gray-400);
  padding: 5rem 0 2.5rem;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--institutional-white);
  margin-bottom: 1rem;
}

.footer-brand p {
  line-height: 1.7;
  color: var(--institutional-gray-400);
  margin-bottom: 1rem;
}

.footer-section h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--institutional-white);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--institutional-gray-400);
  text-decoration: none;
  transition: color var(--transition-normal);
  font-size: 0.9375rem;
}

.footer-links a:hover {
  color: var(--institutional-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--institutional-gray-400);
  font-size: 0.875rem;
  margin: 0;
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.footer-social a {
  color: var(--institutional-gray-400);
  font-size: 1.25rem;
  transition: color var(--transition-normal);
}

.footer-social a:hover {
  color: var(--institutional-cyan);
}

/* ============================================================================
   RESPONSIVE DESIGN - MOBILE FIRST
   ============================================================================ */

/* Tablets and below */
@media (max-width: 810px) {
  :root {
    --container-padding: 1.5rem; /* 24px */
  }

  h1 {
    font-size: 2.5rem; /* 40px */
  }

  h2 {
    font-size: 2rem; /* 32px */
  }

  .hero-institutional {
    padding: 4rem 0 3rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-subheading {
    font-size: 1.125rem;
  }

  .hero-trust-badges {
    flex-direction: column;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .client-logo-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .navbar-institutional .nav-links {
    display: none; /* Hide on mobile, show hamburger menu */
  }
}

/* Mobile phones */
@media (max-width: 390px) {
  h1 {
    font-size: 2rem; /* 32px */
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  body {
    font-size: 1rem; /* 16px */
  }

  .tool-card-institutional {
    padding: 2rem;
  }

  .client-logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large desktops */
@media (min-width: 1400px) {
  .hero-text h1 {
    font-size: 4rem; /* 64px */
  }
}

/* ============================================================================
   PHASE 4A: INTERACTIVE PDPM CALCULATOR WIDGET
   ============================================================================ */

.interactive-pdpm-section {
  padding: var(--space-6) 0;
  background: var(--institutional-white);
  border-bottom: 1px solid var(--institutional-gray-200);
}

.interactive-pdpm-widget {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(229, 231, 235, 0.4);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.widget-header {
  text-align: center;
  margin-bottom: var(--space-4);
}

.widget-header h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--institutional-navy);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.widget-header p {
  font-size: 1.125rem;
  color: var(--institutional-gray-600);
  margin: 0;
}

.pdpm-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.form-group-inline {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group-inline label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--institutional-navy);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.pdpm-select {
  padding: 0.75rem 1rem;
  border: 2px solid var(--institutional-gray-300);
  border-radius: var(--radius-md);
  background: var(--institutional-white);
  color: var(--institutional-gray-900);
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-family-primary);
  transition: all var(--transition-normal);
  cursor: pointer;
  appearance: none;
  background-image: url("data:svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234b5563' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 12px;
  padding-right: 2.5rem;
}

.pdpm-select:hover {
  border-color: var(--institutional-cyan-300);
  background-color: var(--institutional-gray-50);
}

.pdpm-select:focus {
  outline: none;
  border-color: var(--institutional-cyan-400);
  box-shadow: 0 0 0 3px rgba(29, 184, 242, 0.1);
}

.pdpm-select option {
  padding: 0.5rem;
}

.pdpm-result-display {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  transition: transform var(--transition-fast);
}

.pdpm-result-display.calculated {
  animation: resultPop 0.6s ease-out;
}

@keyframes resultPop {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}

.result-card {
  background: linear-gradient(135deg,
    var(--institutional-gray-50) 0%,
    var(--institutional-white) 100%);
  border: 2px solid var(--institutional-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  text-align: center;
  transition: all var(--transition-normal);
}

.result-card:hover {
  border-color: var(--institutional-cyan-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.result-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--institutional-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  margin-bottom: 0.5rem;
}

.result-value {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg,
    var(--institutional-cyan-300) 0%,
    var(--institutional-cyan-400) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.widget-footer {
  text-align: center;
  padding-top: var(--space-3);
  border-top: 1px solid var(--institutional-gray-200);
}

/* Responsive adjustments for PDPM widget */
@media (max-width: 768px) {
  .pdpm-form-grid {
    grid-template-columns: 1fr;
  }

  .pdpm-result-display {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .result-value {
    font-size: 1.75rem;
  }

  .interactive-pdpm-widget {
    padding: var(--space-4);
  }
}

/* ============================================================================
   PHASE 4A: REVENUE IMPACT SIMULATOR
   ============================================================================ */

.revenue-simulator-institutional {
  padding: var(--space-8) 0;
  background: linear-gradient(180deg,
    var(--institutional-gray-50) 0%,
    var(--institutional-white) 100%);
}

.simulator-header {
  text-align: center;
  margin-bottom: var(--space-5);
}

.simulator-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--institutional-navy);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.simulator-header p {
  font-size: 1.25rem;
  color: var(--institutional-gray-600);
  margin: 0;
}

.simulator-card {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(229, 231, 235, 0.4);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-2xl);
  max-width: 900px;
  margin: 0 auto;
}

.simulator-input-group {
  margin-bottom: var(--space-5);
}

.simulator-input-group label {
  display: block;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--institutional-navy);
  margin-bottom: var(--space-3);
  text-align: center;
}

.resident-count-display {
  font-size: 2rem;
  font-weight: 700;
  color: var(--institutional-cyan-400);
  margin-left: 0.5rem;
}

.revenue-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(to right,
    var(--institutional-cyan-200) 0%,
    var(--institutional-cyan-400) 100%);
  outline: none;
  margin: var(--space-3) 0;
  cursor: pointer;
}

.revenue-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--institutional-cyan-400);
  border: 4px solid var(--institutional-white);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.revenue-slider::-webkit-slider-thumb:hover {
  background: var(--institutional-cyan-500);
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.revenue-slider::-moz-range-thumb {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--institutional-cyan-400);
  border: 4px solid var(--institutional-white);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.revenue-slider::-moz-range-thumb:hover {
  background: var(--institutional-cyan-500);
  transform: scale(1.1);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--institutional-gray-500);
  font-weight: 500;
}

.savings-display {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.savings-card {
  background: linear-gradient(135deg,
    var(--institutional-gray-50) 0%,
    var(--institutional-white) 100%);
  border: 2px solid var(--institutional-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
  transition: all var(--transition-normal);
}

.savings-card.annual {
  border-color: var(--institutional-cyan-300);
  background: linear-gradient(135deg,
    var(--institutional-cyan-50) 0%,
    var(--institutional-white) 100%);
}

.savings-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.savings-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--institutional-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  margin-bottom: var(--space-2);
}

.savings-amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--institutional-navy);
  margin-bottom: var(--space-1);
  line-height: 1.2;
}

.savings-amount.primary {
  font-size: 3rem;
  background: linear-gradient(135deg,
    var(--institutional-cyan-300) 0%,
    var(--institutional-cyan-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.savings-note {
  font-size: 0.875rem;
  color: var(--institutional-gray-500);
  font-style: italic;
}

.savings-breakdown {
  background: var(--institutional-gray-50);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-5);
}

.savings-breakdown h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--institutional-navy);
  margin-bottom: var(--space-3);
}

.benefit-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefit-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: 1rem;
  color: var(--institutional-gray-700);
  line-height: 1.6;
}

.benefit-list li:last-child {
  margin-bottom: 0;
}

.benefit-icon {
  width: 24px;
  height: 24px;
  color: var(--institutional-success);
  flex-shrink: 0;
  margin-top: 2px;
}

.simulator-cta {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive adjustments for Revenue Simulator */
@media (max-width: 768px) {
  .savings-display {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .savings-amount {
    font-size: 2rem;
  }

  .savings-amount.primary {
    font-size: 2.5rem;
  }

  .simulator-card {
    padding: var(--space-4);
  }

  .simulator-cta {
    flex-direction: column;
  }

  .simulator-cta a {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================================================
   PHASE 4B: SCROLL ANIMATIONS & MICRO-INTERACTIONS
   ============================================================================ */

/* Fade-in-up animation for scroll-triggered elements */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

/* Stagger animations removed - too playful for institutional design */

.testimonial-card:nth-child(1).fade-in-up {
  animation-delay: 0.1s;
}

.testimonial-card:nth-child(2).fade-in-up {
  animation-delay: 0.2s;
}

.testimonial-card:nth-child(3).fade-in-up {
  animation-delay: 0.3s;
}

/* Page load transition */
body {
  opacity: 0;
  transition: opacity 0.3s ease-in;
}

body.page-loaded {
  opacity: 1;
}

/* Removed button ripple effect - too playful for institutional */

/* Tooltip system */
[data-tooltip] {
  position: relative;
  cursor: help;
}

[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: 0.5rem 0.75rem;
  background: var(--institutional-navy);
  color: var(--institutional-white);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

[data-tooltip]::after {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--institutional-navy);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  z-index: 1000;
}

[data-tooltip]:hover::before,
[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(-12px);
}

[data-tooltip]:hover::after {
  transform: translateX(-50%) translateY(-4px);
}

/* Enhanced loading states */
.loading-skeleton {
  background: linear-gradient(90deg,
    var(--institutional-gray-200) 25%,
    var(--institutional-gray-100) 50%,
    var(--institutional-gray-200) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Smooth hover transitions for all interactive elements */
a, button, input, select {
  transition: all var(--transition-normal);
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

.text-center {
  text-align: center;
}

.text-cyan {
  color: var(--institutional-cyan);
}

.text-navy {
  color: var(--institutional-navy);
}

.bg-white {
  background: var(--institutional-white);
}

.bg-gray-50 {
  background: var(--institutional-gray-50);
}

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }