/* ============================================
   AI ROI Calculator - Premium Modern Theme
   Designed for C-Level Decision Makers
   Colors: Premium Green, Blue, White with Elegant Gradients
   ============================================ */

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Premium Color Palette */
  --primary-green: #10b981;
  --primary-green-dark: #059669;
  --primary-green-light: #34d399;

  --accent-blue: #3b82f6;
  --accent-blue-dark: #2563eb;
  --accent-blue-light: #60a5fa;

  --premium-teal: #14b8a6;
  --premium-teal-dark: #0d9488;

  /* Neutral Elegant Colors */
  --white: #ffffff;
  --off-white: #f9fafb;
  --light-gray: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Status Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;

  /* Premium Gradients */
  --gradient-primary: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
  --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #2dd4bf 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-premium: linear-gradient(
    135deg,
    #14b8a6 0%,
    #3b82f6 50%,
    #10b981 100%
  );
  --gradient-glass: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.95) 0%,
    rgba(255, 255, 255, 0.85) 100%
  );

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-premium: 0 20px 40px rgba(16, 185, 129, 0.15);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;

  /* Transitions */
  --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, sans-serif;
  line-height: 1.6;
  color: var(--gray-800);
  background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 50%, #eff6ff 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ============================================
   HERO SECTION - Premium & Executive
   ============================================ */
.hero {
  background: var(--gradient-premium);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(59, 130, 246, 0.15) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.logo {
  background-color: white !important;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo i {
  font-size: 2.5rem;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  letter-spacing: -0.02em;
}

.highlight {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

.highlight::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, #fbbf24, transparent);
  border-radius: 2px;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 400;
  opacity: 0.95;
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: -0.01em;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  min-width: 180px;
  transition: all var(--transition-base);
}

.stat:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.25);
  box-shadow: var(--shadow-premium);
}

.stat i {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  font-size: 0.9375rem;
  font-weight: 500;
  opacity: 0.95;
}

/* ============================================
   CALCULATOR SECTION
   ============================================ */
.calculator-section {
  padding: var(--spacing-3xl) 0;
}

/* Premium Progress Bar */
.progress-wrapper {
  margin-bottom: var(--spacing-xl);
  background: white;
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.progress-bar {
  width: 100%;
  height: 12px;
  background: var(--light-gray);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.progress-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  transition: width var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: progress-shine 2s infinite;
}

@keyframes progress-shine {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.progress-text {
  text-align: center;
  color: var(--gray-700);
  font-weight: 600;
  font-size: 1.0625rem;
}

.progress-text span {
  color: var(--primary-green);
}

/* Form Modules - Glass Morphism Design */
.calculator-form {
  max-width: 950px;
  margin: 0 auto;
}

.form-module {
  display: none;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid rgba(255, 255, 255, 0.8);
  animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-module.active {
  display: block;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.module-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  letter-spacing: -0.02em;
}

.module-title i {
  background: var(--gradient-primary);
  color: white;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-size: 1.75rem;
  box-shadow: var(--shadow-premium);
}

.module-description {
  color: var(--gray-600);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

/* Value Proposition - Executive Focus */
.value-proposition {
  display: grid;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  background: linear-gradient(135deg, #f0fdf4 0%, #dbeafe 100%);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 2px solid var(--primary-green-light);
}

.value-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 1.0625rem;
  color: var(--gray-700);
  font-weight: 500;
}

.value-item i {
  color: var(--primary-green);
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.trust-badge {
  text-align: center;
  margin-top: var(--spacing-lg);
  color: var(--gray-600);
  font-size: 1rem;
  font-weight: 600;
  padding: var(--spacing-md);
  background: rgba(16, 185, 129, 0.05);
  border-radius: var(--radius-md);
  border: 1px dashed var(--primary-green);
}

/* Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1rem;
}

.form-group label i {
  color: var(--primary-green);
  font-size: 1.125rem;
}

.label-main {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.label-main i {
  color: var(--primary-green);
  font-size: 1.5rem;
}

.value-display {
  margin-left: auto;
  background: var(--gradient-primary);
  color: white;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

/* Premium Input Styles */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select {
  width: 100%;
  padding: 1rem 1.25rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-base);
  background: white;
  color: var(--gray-900);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
  transform: translateY(-1px);
}

input[type="range"] {
  width: 100%;
  height: 8px;
  border-radius: var(--radius-md);
  background: linear-gradient(
    to right,
    var(--primary-green) 0%,
    var(--primary-green-light) 100%
  );
  outline: none;
  -webkit-appearance: none;
  position: relative;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: white;
  cursor: pointer;
  border: 4px solid var(--primary-green);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: var(--shadow-premium);
}

input[type="range"]::-webkit-slider-thumb:active {
  transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: white;
  cursor: pointer;
  border: 4px solid var(--primary-green);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
}

.form-hint {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-top: 0.375rem;
  font-style: italic;
}

/* Premium Checkbox Cards */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--spacing-md);
}

.checkbox-card {
  position: relative;
  cursor: pointer;
}

.checkbox-card input[type="checkbox"] {
  position: absolute;
  opacity: 0;
}

.checkbox-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  background: white;
  transition: all var(--transition-base);
  min-height: 140px;
}

.checkbox-content i {
  font-size: 2rem;
  color: var(--gray-400);
  transition: all var(--transition-base);
}

.checkbox-content strong {
  color: var(--gray-800);
  font-size: 1.0625rem;
  font-weight: 600;
}

.checkbox-content small {
  color: var(--gray-600);
  font-size: 0.875rem;
  line-height: 1.5;
}

.checkbox-card:hover .checkbox-content {
  border-color: var(--primary-green-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.checkbox-card input[type="checkbox"]:checked + .checkbox-content {
  border-color: var(--primary-green);
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.08) 0%,
    rgba(20, 184, 166, 0.08) 100%
  );
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.checkbox-card input[type="checkbox"]:checked + .checkbox-content i {
  color: var(--primary-green);
  transform: scale(1.1);
}

.checkbox-card input[type="checkbox"]:checked + .checkbox-content::after {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  color: white;
  background: var(--gradient-primary);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
}

/* Preview Calculations - Executive Dashboard Style */
.calculation-preview {
  background: linear-gradient(135deg, #f0f9ff 0%, #f0fdf4 100%);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 2px solid var(--accent-blue-light);
  margin-top: var(--spacing-xl);
}

.calculation-preview h3 {
  font-size: 1.375rem;
  color: var(--gray-900);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}

.calculation-preview h3 i {
  color: var(--accent-blue);
}

.preview-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

.preview-stat {
  display: flex;
  flex-direction: column;
  background: white;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.preview-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: 0.375rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.preview-value {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

/* Privacy Notice */
.privacy-notice {
  background: rgba(59, 130, 246, 0.05);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--accent-blue);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.privacy-notice i {
  color: var(--accent-blue);
  margin-top: 0.25rem;
  font-size: 1.25rem;
}

.privacy-notice span {
  font-size: 0.9375rem;
  color: var(--gray-700);
  line-height: 1.6;
}

/* Summary Box */
.summary-box {
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.08) 0%,
    rgba(59, 130, 246, 0.08) 100%
  );
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 2px solid var(--primary-green-light);
  margin-bottom: var(--spacing-xl);
}

.summary-box h3 {
  font-size: 1.75rem;
  color: var(--gray-900);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}

.summary-box h3 i {
  color: var(--primary-green);
}

.summary-box .benefits-list {
  list-style: none;
  display: grid;
  gap: var(--spacing-sm);
}

.summary-box .benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  font-size: 1.0625rem;
  color: var(--gray-700);
  line-height: 1.7;
  padding: var(--spacing-sm) 0;
}

.summary-box .benefits-list i {
  color: var(--primary-green);
  margin-top: 0.25rem;
  flex-shrink: 0;
  font-size: 1.25rem;
}

/* Premium Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 1rem 2.5rem;
  font-size: 1.0625rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  font-family: inherit;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-premium);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 50px rgba(16, 185, 129, 0.25);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: white;
  color: var(--gray-700);
  border: 2px solid var(--gray-300);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--light-gray);
  border-color: var(--gray-400);
  transform: translateY(-2px);
}

.btn-success {
  background: var(--gradient-success);
  color: white;
  box-shadow: var(--shadow-premium);
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 50px rgba(16, 185, 129, 0.25);
}

.btn-lg {
  padding: 1.25rem 3rem;
  font-size: 1.125rem;
  font-weight: 700;
}

.button-group {
  display: flex;
  gap: var(--spacing-md);
  justify-content: space-between;
  flex-wrap: wrap;
}

.btn-calculate {
  animation: pulse-premium 2s infinite;
}

@keyframes pulse-premium {
  0%,
  100% {
    transform: scale(1);
    box-shadow: var(--shadow-premium);
  }
  50% {
    transform: scale(1.03);
    box-shadow: 0 30px 60px rgba(16, 185, 129, 0.3);
  }
}

/* ============================================
   RESULTS SECTION - Executive Dashboard
   ============================================ */
.results-section {
  max-width: 1200px;
  margin: 0 auto;
  animation: fadeInUp 0.6s ease-out;
}

.results-section.hidden {
  display: none;
}

.results-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.results-title {
  font-size: 3rem;
  font-weight: 900;
  background: var(--gradient-premium);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  letter-spacing: -0.02em;
}

.results-title i {
  background: var(--gradient-primary);
  color: white;
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-premium);
}

.results-subtitle {
  font-size: 1.375rem;
  color: var(--gray-600);
}

/* Executive KPI Cards */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.result-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

.result-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--primary-green-light);
}

.highlight-card {
  background: var(--gradient-premium);
  color: white;
  box-shadow: var(--shadow-premium);
}

.highlight-card .result-icon {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
}

.highlight-card .result-label,
.highlight-card .result-value,
.highlight-card .result-change {
  color: white;
}

.result-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.1) 0%,
    rgba(20, 184, 166, 0.1) 100%
  );
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-green);
  flex-shrink: 0;
}

.result-content {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  flex: 1;
}

.result-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.result-value {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--gray-900);
  line-height: 1;
  letter-spacing: -0.02em;
}

.result-change {
  font-size: 0.9375rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* Chart Section */
.chart-section {
  background: white;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-2xl);
  border: 2px solid var(--gray-100);
}

.chart-section h3 {
  font-size: 1.875rem;
  color: var(--gray-900);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}

.chart-section h3 i {
  color: var(--accent-blue);
}

.chart-container {
  position: relative;
  height: 450px;
}

/* Recommendations */
.recommendations-section {
  background: white;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-2xl);
  border: 2px solid var(--gray-100);
}

.recommendations-section h3 {
  font-size: 1.875rem;
  color: var(--gray-900);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}

.recommendations-section h3 i {
  color: var(--primary-green);
}

.recommendations-content {
  display: grid;
  gap: var(--spacing-md);
}

.recommendation-card {
  background: linear-gradient(135deg, #f0fdf4 0%, #f0f9ff 100%);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary-green);
  transition: all var(--transition-base);
}

.recommendation-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.recommendation-card h4 {
  font-size: 1.375rem;
  color: var(--gray-900);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}

.recommendation-card h4 i {
  color: var(--primary-green);
}

.recommendation-card p {
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
  font-size: 1.0625rem;
}

.recommendation-tag {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  margin-right: var(--spacing-xs);
  margin-top: var(--spacing-xs);
  box-shadow: var(--shadow-sm);
}

/* CTA Section */
.cta-section {
  background: var(--gradient-premium);
  color: white;
  padding: var(--spacing-3xl);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(59, 130, 246, 0.15) 0%,
      transparent 50%
    );
}

.cta-content {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.cta-content h3 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.cta-content p {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-buttons .btn-primary {
  background: white;
  color: var(--primary-green);
}

.cta-buttons .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(255, 255, 255, 0.3);
}

.cta-buttons .btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid white;
  backdrop-filter: blur(10px);
}

.cta-buttons .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
}

.sofyrus-info {
  background: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  z-index: 1;
}

.sofyrus-info h4 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

.benefits-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 1.0625rem;
  line-height: 1.6;
}

.benefits-list i {
  color: #fbbf24;
  margin-top: 0.25rem;
  flex-shrink: 0;
  font-size: 1.25rem;
}

/* Share Section */
.share-section {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.share-section h4 {
  font-size: 1.5rem;
  color: var(--gray-900);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}

.share-section h4 i {
  color: var(--primary-green);
}

.share-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  color: white;
}

.share-btn.linkedin {
  background: #0a66c2;
}

.share-btn.twitter {
  background: #1da1f2;
}

.share-btn.copy {
  background: var(--gray-700);
}

.share-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  line-height: 1.7;
  font-size: 1rem;
}

.footer-links h4,
.footer-contact h4 {
  color: white;
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--gray-300);
  text-decoration: none;
  transition: color var(--transition-base);
  font-size: 1rem;
}

.footer-links a:hover {
  color: var(--primary-green-light);
}

.footer-contact p {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1rem;
}

.footer-contact i {
  color: var(--primary-green-light);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--gray-800);
  border-radius: 50%;
  color: var(--gray-300);
  transition: all var(--transition-base);
  font-size: 1.25rem;
}

.social-links a:hover {
  background: var(--primary-green);
  color: white;
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.9375rem;
}

.footer-bottom a {
  color: var(--gray-300);
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--primary-green-light);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  .hero {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
  }

  .hero-title {
    font-size: 2.25rem;
  }

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

  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .stat {
    min-width: 100%;
  }

  .form-module {
    padding: var(--spacing-lg);
  }

  .module-title {
    font-size: 1.75rem;
    flex-direction: column;
    text-align: center;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .checkbox-grid {
    grid-template-columns: 1fr;
  }

  .button-group {
    flex-direction: column;
  }

  .button-group .btn {
    width: 100%;
  }

  .results-grid {
    grid-template-columns: 1fr;
  }

  .results-title {
    font-size: 2rem;
    flex-direction: column;
  }

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

  .cta-content h3 {
    font-size: 1.875rem;
  }

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

  .cta-buttons .btn {
    width: 100%;
  }

  .benefits-list {
    grid-template-columns: 1fr;
  }

  .share-buttons {
    flex-direction: column;
  }

  .share-btn {
    width: 100%;
  }

  .chart-container {
    height: 350px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .hero {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
  }

  .calculator-section {
    padding: var(--spacing-lg) 0;
  }

  .form-module {
    padding: var(--spacing-md);
  }

  .chart-container {
    height: 300px;
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.hidden {
  display: none !important;
}

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

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

/* Loading State */
.loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.loading::after {
  content: "";
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--primary-green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  z-index: 99999;
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* Notification Animations */
@keyframes slideInRight {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(400px);
    opacity: 0;
  }
}