/* ============================================
   LexiSaaS - Dark Theme SaaS CSS Framework
   Modern, WCAG 2.1 AA Compliant
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  /* Dark Theme (Default) */
  --color-bg-primary: #0a0a0f;
  --color-bg-card: #12121a;
  --color-bg-elevated: #1a1a2e;
  --color-bg-input: #1f1f2e;

  --color-text-primary: #f0f0f5;
  --color-text-secondary: #8b8ba0;
  --color-text-muted: #5a5a6e;

  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-primary-dark: #1e40af;

  --color-secondary: #10b981;
  --color-secondary-hover: #059669;

  --color-accent: #06b6d4;
  --color-accent-hover: #0891b2;

  --color-error: #ef4444;
  --color-error-bg: rgba(239, 68, 68, 0.1);
  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.1);
  --color-warning: #f59e0b;
  --color-warning-bg: rgba(245, 158, 11, 0.1);

  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-hover: rgba(59, 130, 246, 0.5);

  --color-focus: #3b82f6;
  --focus-ring: 0 0 0 3px rgba(59, 130, 246, 0.4);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 2rem;
  --spacing-3xl: 2.5rem;
  --spacing-4xl: 3rem;

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
}

/* Light Theme Override */
[data-theme="light"] {
  --color-bg-primary: #ffffff;
  --color-bg-card: #f9fafb;
  --color-bg-elevated: #f3f4f6;
  --color-bg-input: #ffffff;

  --color-text-primary: #111827;
  --color-text-secondary: #4b5563;
  --color-text-muted: #6b7280;

  --color-border: rgba(0, 0, 0, 0.1);
  --color-border-hover: rgba(59, 130, 246, 0.3);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============================================
   Public Sub-pages (Contact, About, Docs, etc.)
   ============================================ */

/* Shared page elements */
.page-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}
.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 600px;
}

/* --- Contact Page --- */
.contact-page {
  padding: 3rem 0 4rem;
}
.required-mark {
  color: var(--color-error, #ef4444);
  font-weight: 700;
}
.alert {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.5;
}
.alert-success {
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-success, #10b981);
  border: 1px solid rgba(16, 185, 129, 0.25);
}
.contact-page .container {
  max-width: 960px;
}
.contact-header {
  text-align: center;
  margin-bottom: 3rem;
}
.contact-header .page-subtitle {
  margin: 0 auto;
}
.contact-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: start;
}
.contact-form-wrapper {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.form-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-text-primary);
}
.contact-form .form-group {
  margin-bottom: 1.25rem;
}
.contact-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--color-text-primary);
}
.contact-form .form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.contact-form .form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.contact-form textarea.form-control {
  resize: vertical;
  min-height: 120px;
}
.contact-form .btn-primary,
.contact-form .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
}
.contact-form .btn-primary:hover,
.contact-form .btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
.contact-info {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.info-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-text-primary);
}
.info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}
.info-item:last-child { border-bottom: none; }
.info-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.08);
  border-radius: var(--radius-md);
}
.info-details h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 0.15rem;
  color: var(--color-text-primary);
}
.info-details p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0;
}
.field-validation-error {
  font-size: 0.75rem;
  color: var(--color-error);
  display: block;
  margin-top: 0.25rem;
}
.validation-summary {
  background: var(--color-error-bg, rgba(239,68,68,0.1));
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--color-error);
}
.validation-summary:empty { display: none; }

/* --- About Page --- */
.about-page {
  padding: 3rem 0 4rem;
}
.about-page .container {
  max-width: 900px;
}
.about-header {
  text-align: center;
  margin-bottom: 3rem;
}
.about-header .page-subtitle {
  margin: 0 auto;
}
.about-content {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
.about-section {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.section-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}
.section-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}
.value-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.value-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.value-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.value-title { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.35rem; color: var(--color-text-primary); }
.value-text { font-size: 0.8rem; color: var(--color-text-secondary); line-height: 1.5; }

/* --- Docs Page (public layout) --- */
.dash-section { padding: 2rem 0; max-width: 900px; margin: 0 auto; }
.dash-section:not(:only-child) .dash-section-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 1rem; }

/* Responsive sub-pages */
@media (max-width: 768px) {
  .contact-content { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.text-large {
  font-size: clamp(1.125rem, 2vw, 1.25rem);
}

.text-small {
  font-size: 0.875rem;
}

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

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: 0.5rem 1rem;
  text-decoration: none;
  z-index: 100;
  border-radius: 0 0 var(--radius-md) 0;
  clip: rect(0,0,0,0);
  overflow: hidden;
}

.skip-link:focus {
  top: 0;
  clip: auto;
  overflow: visible;
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus visible for keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
  background-color: rgba(219, 234, 254, 0.95);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-base);
}
[data-theme="dark"] .site-header {
  background-color: #1e293b;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.5rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-history-btns {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-hist-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.375rem;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  background: none;
  border: none;
}
.nav-hist-btn:hover:not(:disabled) {
  color: var(--color-text-primary);
  background: var(--color-bg-elevated);
}
.nav-hist-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  transition: opacity var(--transition-fast);
  margin-left: 0.5rem;
}

.nav-logo:hover {
  opacity: 0.8;
}

.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.875rem;
  color: white;
}

.logo-text {
  color: var(--color-text-primary);
}

.logo-accent {
  color: var(--color-primary);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--color-text-primary);
}

.nav-link-highlight {
  font-weight: 600;
  color: var(--color-primary);
}

.nav-logout-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  padding: 0;
}

.theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}
.theme-toggle-btn:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-elevated);
  border-color: var(--color-border);
}
.theme-toggle-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}
.theme-toggle-btn svg {
  display: none;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 0.375rem;
  padding: 0.5rem;
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translateY(8px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-8px);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, var(--color-primary-dark) 100%);
  box-shadow: 0 6px 25px rgba(59, 130, 246, 0.55);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--color-bg-elevated);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-hover);
}

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

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-bg-elevated);
  border-color: var(--color-primary);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
}

/* CTA pulse glow for hero and final CTA */
.hero-cta .btn-primary,
.final-cta .btn-primary {
  animation: ctaPulse 2.5s ease-in-out infinite;
  position: relative;
}

.hero-cta .btn-primary:hover,
.final-cta .btn-primary:hover {
  animation: none;
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(59, 130, 246, 0.65); }
}

/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.badge.success {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
  border-color: rgba(16, 185, 129, 0.2);
}

/* ============================================
   LANDING SECTIONS
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1000px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

/* Hero-section (landing page) */
.hero-section {
  min-height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 2rem 2rem;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 100%; max-width: 1000px; height: 600px;
  background: radial-gradient(circle, rgba(59,130,246,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero-section .container { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.hero-badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: rgba(59,130,246,0.1);
  color: var(--color-primary);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}
.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.5;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.hero-stats {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-stats .stat-card {
  text-align: center;
  padding: 0.75rem 1.25rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  min-width: 100px;
}
.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Landing sections (how-it-works, roi, sustainability, pricing, cta) */
.section-how-it-works,
.section-roi-calculator,
.section-sustainability,
.section-pricing,
.section-final-cta {
  padding: var(--spacing-4xl) 2rem;
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.step-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all var(--transition-base);
  text-align: center;
}
.step-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.step-card .step-number {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; color: #fff; font-size: 1rem;
  margin-bottom: 1rem;
}
.step-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.step-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--color-text-primary); }
.step-description { color: var(--color-text-secondary); font-size: 0.9375rem; line-height: 1.6; }

/* Calculator card */
.calculator-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  max-width: 600px;
  margin: 1.5rem auto 0;
  text-align: left;
}
.calculator-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
.result-card {
  text-align: center;
  padding: 1.25rem;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.result-card .result-label { font-size: 0.8125rem; color: var(--color-text-muted); margin-bottom: 0.25rem; }
.result-card .result-value { font-size: 1.5rem; font-weight: 800; color: var(--color-text-primary); }
.result-highlight { border-color: var(--color-primary); }
.result-highlight .result-value { color: var(--color-primary); }
.result-savings { border-color: var(--color-success); }
.result-savings .result-value { color: var(--color-success); }

/* Sustainability cards */
.sustainability-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.sustainability-card {
  background: rgba(16,185,129,0.05);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  text-align: center;
  transition: all var(--transition-base);
}
.sustainability-card:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 0 20px rgba(16,185,129,0.15);
  transform: translateY(-2px);
}
.sustainability-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.sustainability-value {
  font-size: 2rem; font-weight: 800;
  background: linear-gradient(135deg, var(--color-secondary), #34d399);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.sustainability-label { color: var(--color-text-secondary); font-size: 0.9375rem; margin-top: 0.25rem; }

/* Pricing features and extra classes */
.pricing-plan-name { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--color-text-primary); }
.pricing-price { margin-bottom: 1.5rem; }
.price-currency { font-size: 1rem; font-weight: 700; color: var(--color-text-primary); vertical-align: super; }
.price-amount { font-size: 1.75rem; font-weight: 800; color: var(--color-text-primary); }
.price-period { color: var(--color-text-muted); font-size: 0.875rem; }
.pricing-features {
  list-style: none; padding: 0; margin: 0 0 2rem;
  text-align: left;
}
.pricing-features li {
  padding: 0.5rem 0;
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--color-border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-badge {
  position: absolute; top: -10px; right: 1rem;
  background: var(--color-primary); color: #fff;
  font-size: 0.75rem; font-weight: 700; padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full); white-space: nowrap;
}
.btn-block { display: block; width: 100%; text-align: center; }

/* Pricing CTA buttons - extra visible */
.btn-cta-pricing {
  padding: 1rem 1.5rem;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-top: auto;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.45);
  transition: all 0.25s ease;
}

.btn-cta-pricing:hover {
  box-shadow: 0 6px 30px rgba(59, 130, 246, 0.6);
  transform: translateY(-2px);
}

/* Final CTA */
.section-final-cta {
  padding: var(--spacing-4xl) 2rem var(--spacing-3xl);
}
.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}
.cta-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.section {
  padding: var(--spacing-4xl) 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.section-title {
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

/* ============================================
   GRID LAYOUTS
   ============================================ */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

.card-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

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

.stat-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--color-text-secondary);
  font-size: 1rem;
  font-weight: 500;
}

/* ============================================
   HOW IT WORKS (STEPS)
   ============================================ */
.steps {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  max-width: 800px;
  margin: 0 auto;
}

.step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.step-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  color: white;
  position: relative;
}

.step:not(:last-child) .step-number::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 3rem;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
}

.step-content h3 {
  margin-bottom: 0.5rem;
}

.step-content p {
  color: var(--color-text-secondary);
}

/* ============================================
   ROI CALCULATOR
   ============================================ */
.roi-calculator {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem;
  max-width: 700px;
  margin: 0 auto;
}

.calculator-input {
  margin-bottom: 2rem;
}

.calculator-input label {
  display: block;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

input[type="range"] {
  width: 100%;
  height: 6px;
  background: var(--color-bg-card);
  border-radius: var(--radius-full);
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow-md);
}

.range-value {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.calculator-select {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--color-bg-card);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.calculator-select:focus {
  border-color: var(--color-primary);
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.result-sublabel {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: 0.25rem;
}

.calculator-cta {
  text-align: center;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.roi-result {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
}

.roi-result h3 {
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.roi-amount {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.roi-subtitle {
  color: var(--color-text-secondary);
}

/* ============================================
   SUSTAINABILITY SECTION
   ============================================ */
.green-section {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, transparent 100%);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-xl);
  padding: 3rem;
}

.green-section .section-title {
  color: var(--color-secondary);
}

.green-section .card {
  background-color: rgba(16, 185, 129, 0.05);
  border-color: rgba(16, 185, 129, 0.2);
}

.green-section .card:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.green-section .card-icon {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-hover) 100%);
}

/* ============================================
   PRICING
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 0 auto;
}

.pricing-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card .pricing-plan-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-card .pricing-price {
  margin-bottom: 1.5rem;
}

.pricing-card .pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  text-align: left;
  flex-grow: 1;
}

.pricing-card .pricing-features li {
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-card .pricing-features li:last-child {
  border-bottom: none;
}

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

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.2);
}

.pricing-card.featured::before {
  content: '';
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent, #8b5cf6) 100%);
  color: white;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

@media (max-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

.pricing-header {
  margin-bottom: 2rem;
}

.pricing-plan {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.pricing-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: 0;
}

.pricing-period {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

.pricing-features {
  list-style: none;
  margin: 2rem 0;
  text-align: left;
}

.pricing-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  font-size: 1.25rem;
}

/* ============================================
   PRICING PAGE (dedicated /priser page)
   ============================================ */
.pricing-page {
  padding: 4rem 0;
}

.pricing-page-header {
  text-align: center;
  margin-bottom: 3rem;
}

.pricing-page-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

.pricing-page-header p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Pricing page rows (full-width horizontal cards) */
.pricing-rows {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 4rem;
}

.pricing-row {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem 2.5rem;
  position: relative;
  transition: all var(--transition-base);
}

.pricing-row:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-lg);
}

.pricing-row.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 25px rgba(59, 130, 246, 0.15);
}

.pricing-row-badge {
  position: absolute;
  top: -11px;
  left: 2.5rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent, #8b5cf6) 100%);
  color: white;
  padding: 0.2rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.pricing-row-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.pricing-row-info {
  flex: 1;
}

.pricing-row-info h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.75rem;
}

.pricing-row-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem 1.5rem;
}

.pricing-row-features li {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pricing-row-features li::before {
  content: '\2713';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-row-action {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-shrink: 0;
}

.pricing-row-price {
  text-align: right;
  min-width: 120px;
}

.pricing-row-price .price-amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-primary);
  display: block;
  line-height: 1.1;
}

.pricing-row-price .price-currency {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
  vertical-align: super;
}

.pricing-row-price .price-period {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.pricing-row-price .price-sub {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  display: block;
}

.pricing-row-action .btn {
  white-space: nowrap;
  min-width: 160px;
}

@media (max-width: 768px) {
  .pricing-row { padding: 1.5rem; }
  .pricing-row-content {
    flex-direction: column;
    align-items: stretch;
    gap: 1.25rem;
  }
  .pricing-row-action {
    flex-direction: column;
    gap: 1rem;
  }
  .pricing-row-price { text-align: center; }
  .pricing-row-features {
    flex-direction: column;
    gap: 0.375rem;
  }
}

/* Legal pages (terms, privacy) */
.legal-page {
  padding: 4rem 0;
}

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

.legal-container h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 0.25rem;
}

.legal-updated {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: 2.5rem;
}

.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.legal-content p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.legal-content ul {
  color: var(--color-text-secondary);
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.legal-content a {
  color: var(--color-primary);
  font-weight: 600;
}

/* Comparison table */
.pricing-page-comparison {
  margin-bottom: 4rem;
}

.pricing-page-comparison h2 {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--color-text-primary);
}

.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.comparison-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.comparison-table-wrap thead th {
  background-color: var(--color-bg-elevated, rgba(255,255,255,0.05));
  padding: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: center;
  border-bottom: 2px solid var(--color-border);
}

.comparison-table-wrap thead th:first-child {
  text-align: left;
}

.comparison-table-wrap tbody td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  text-align: center;
  font-size: 0.9375rem;
}

.comparison-table-wrap tbody td:first-child {
  text-align: left;
  font-weight: 600;
  color: var(--color-text-primary);
}

.comparison-table-wrap tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table-wrap tbody tr:hover {
  background-color: rgba(59, 130, 246, 0.04);
}

/* FAQ */
.pricing-page-faq {
  margin-bottom: 4rem;
}

.pricing-page-faq h2 {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--color-text-primary);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.faq-item h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.faq-item p {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0;
}

/* Pricing page CTA */
.pricing-page-cta {
  text-align: center;
  padding: 3rem 0;
}

.pricing-page-cta h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.pricing-page-cta p {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

/* Pricing page: free credit callout */
.pricing-credit-callout {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(59, 130, 246, 0.08) 100%);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-xl);
  padding: 1.25rem 2rem;
  margin-bottom: 3rem;
}

.credit-callout-icon {
  color: var(--color-success);
  flex-shrink: 0;
}

.credit-callout-text {
  flex: 1;
  color: var(--color-text-primary);
  font-size: 1rem;
  line-height: 1.5;
}

.credit-callout-text strong {
  color: var(--color-success);
}

.credit-callout-sub {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: 0.125rem;
}

.credit-callout-btn {
  flex-shrink: 0;
  white-space: nowrap;
}

/* Pricing page: section headers */
.pricing-section {
  margin-bottom: 4rem;
}

.pricing-section h2 {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.pricing-section-sub {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.pricing-section-sub em {
  color: var(--color-success);
  font-style: normal;
  font-weight: 600;
}

/* Pricing page: model class badges */
.pricing-model-class {
  display: inline-block;
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.model-class-mini {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
}

.model-class-standard {
  background-color: rgba(59, 130, 246, 0.15);
  color: var(--color-primary);
}

.model-class-premium {
  background-color: rgba(139, 92, 246, 0.15);
  color: #a78bfa;
}

.pricing-default-badge {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 600;
  background-color: rgba(59, 130, 246, 0.15);
  color: var(--color-primary);
  vertical-align: middle;
}

.price-cell {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--color-text-primary) !important;
}

/* Pricing page: tier cards */
.pricing-tiers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.pricing-tier-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem 1.5rem;
  position: relative;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.pricing-tier-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.pricing-tier-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 25px rgba(59, 130, 246, 0.15);
}

.pricing-tier-badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, #8b5cf6 100%);
  color: white;
  padding: 0.2rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

.pricing-tier-icon {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.pricing-tier-card.featured .pricing-tier-icon {
  color: #8b5cf6;
}

.pricing-tier-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.75rem;
}

.pricing-tier-threshold {
  margin-bottom: 0.75rem;
}

.threshold-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.125rem;
}

.threshold-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-success);
}

.pricing-tier-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex: 1;
}

.pricing-tier-limits {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.pricing-tier-limits li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0;
  font-size: 0.875rem;
}

.tier-limit-label {
  color: var(--color-text-secondary);
}

.tier-limit-value {
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Responsive: pricing tiers + callout */
@media (max-width: 1024px) {
  .pricing-tiers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .pricing-tiers-grid {
    grid-template-columns: 1fr;
  }
  .pricing-credit-callout {
    flex-direction: column;
    text-align: center;
    padding: 1.25rem;
  }
  .credit-callout-btn {
    width: 100%;
  }
}

/* Responsive pricing page */
@media (max-width: 640px) {
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .pricing-page-header h1 {
    font-size: 1.75rem;
  }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  margin: 4rem 0;
}

.cta-section h2 {
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 0.9375rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: 0.375rem;
}

.form-help {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-top: 0.375rem;
}

.form-input.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--color-error);
}

.form-input.is-valid,
.form-textarea.is-valid {
  border-color: var(--color-success);
}

/* Auth Forms */
.auth-page {
  min-height: 100vh;
}

.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.auth-card {
  background-color: #1e293b;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-xl);
}

[data-theme="light"] .auth-card {
  background-color: rgba(219, 234, 254, 0.95);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header h1 {
  font-size: 1.875rem;
  margin-bottom: 0.5rem;
}

.auth-header p {
  color: var(--color-text-secondary);
}

/* Auth form controls */
.auth-form .form-control {
  width: 100%;
  padding: 0.875rem 1rem;
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.auth-form .form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.auth-form .form-control::placeholder {
  color: var(--color-text-muted);
}

.auth-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 0.9375rem;
}

/* Form row (side-by-side fields) */
.auth-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Checkbox row */
.auth-form .form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.auth-form .form-check label {
  margin-bottom: 0;
  font-weight: 400;
  cursor: pointer;
}

.auth-form .form-check-input {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* Validation */
.auth-form .field-validation-error {
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: block;
}

.auth-form .validation-summary {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  color: var(--color-error);
  font-size: 0.875rem;
}

.auth-form .validation-summary:empty {
  display: none;
}

.auth-form .form-terms {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.auth-form .form-terms a {
  color: var(--color-primary);
}

.auth-footer {
  text-align: center;
  margin-top: 2rem;
  color: var(--color-text-secondary);
}

.auth-footer a {
  color: var(--color-primary);
  font-weight: 600;
}

.auth-footer a:hover {
  text-decoration: underline;
}

.register-credit-note {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 1rem;
  border-radius: 0.5rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--color-success, #10b981);
  font-size: 0.9375rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

[data-theme="light"] .register-credit-note {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.2);
}

.inline-form {
  display: inline;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background-color: #1e293b;
  border-top: 1px solid var(--color-border);
  padding: 0.75rem 2rem;
  margin-top: 2rem;
  color: #f1f5f9;
}

[data-theme="dark"] .site-footer {
  background-color: #0f172a;
  color: #cbd5e1;
}

.footer-slim {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.footer-slim-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-slim-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.footer-slim-brand .logo-icon {
  width: 24px;
  height: 24px;
  font-size: 0.75rem;
}

.footer-slim-brand .logo-text {
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
}

.footer-slim-brand .logo-accent {
  color: var(--color-primary);
}

.footer-tagline-slim {
  color: #94a3b8;
}

.footer-divider {
  color: #475569;
}

.footer-slim-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-slim-link {
  color: #cbd5e1;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-slim-link:hover {
  color: #ffffff;
}

.footer-logout-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.875rem;
  padding: 0;
  font-family: inherit;
}

.footer-copyright-slim {
  color: #64748b;
}

/* ============================================
   FLASH MESSAGES
   ============================================ */
.flash {
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
}

.flash-success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success);
}

.flash-error {
  background-color: var(--color-error-bg);
  color: var(--color-error);
  border: 1px solid var(--color-error);
}

.flash-warning {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
  border: 1px solid var(--color-warning);
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered animations */
.animate-on-scroll:nth-child(1) { transition-delay: 0ms; }
.animate-on-scroll:nth-child(2) { transition-delay: 100ms; }
.animate-on-scroll:nth-child(3) { transition-delay: 200ms; }
.animate-on-scroll:nth-child(4) { transition-delay: 300ms; }
.animate-on-scroll:nth-child(5) { transition-delay: 400ms; }
.animate-on-scroll:nth-child(6) { transition-delay: 500ms; }

/* Hero entrance - faster for above-fold content */
.hero-section .animate-on-scroll {
  transition-delay: 0ms;
  transition-duration: 0.5s;
}
.hero-section .hero-badge.animate-on-scroll { transition-delay: 0ms; }
.hero-section .hero-title.animate-on-scroll { transition-delay: 100ms; }
.hero-section .hero-subtitle.animate-on-scroll { transition-delay: 200ms; }
.hero-section .hero-cta.animate-on-scroll { transition-delay: 300ms; }

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .section {
    padding: var(--spacing-3xl) 1.5rem;
  }

  .grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

  .nav-container {
    padding: 1rem 1.5rem;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .section {
    padding: var(--spacing-2xl) 1rem;
  }

  .hero {
    padding: 5rem 1rem 3rem;
  }

  .nav-right {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0.75rem;
    display: none;
    z-index: 50;
  }

  .nav-right.open {
    display: flex;
  }

  .nav-right .nav-link {
    font-size: 1rem;
    padding: 0.5rem 0;
  }

  .site-header {
    position: relative;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-history-btns {
    display: none;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .pricing-grid {
    max-width: 100%;
  }

  .step {
    flex-direction: column;
    gap: 1rem;
  }

  .step:not(:last-child) .step-number::after {
    display: none;
  }

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

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

  .footer-slim {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }

  .footer-slim-right {
    flex-wrap: wrap;
    justify-content: center;
  }

  .auth-card {
    padding: 2rem;
  }

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

  .roi-calculator {
    padding: 2rem;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .btn {
    padding: 0.875rem 1.25rem;
  }

  .card {
    padding: 1.5rem;
  }

  .pricing-card {
    padding: 1.5rem;
  }
}

/* =========================================
   Language Switcher
   ========================================= */
.lang-switcher {
  position: relative;
  display: inline-flex;
}

.lang-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.35rem 0.6rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all 0.2s ease;
  line-height: 1;
}

.lang-toggle-btn:hover {
  color: var(--color-text-primary);
  border-color: var(--color-primary);
  background: var(--color-bg-hover);
}

.lang-toggle-btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.lang-current {
  letter-spacing: 0.05em;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 140px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  z-index: 1000;
  overflow: hidden;
}

.lang-dropdown form {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0.25rem;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.75rem;
  border: none;
  background: none;
  color: var(--color-text-primary);
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.15s ease;
  text-align: left;
  width: 100%;
}

.lang-option:hover {
  background: var(--color-bg-hover);
}

.lang-option:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: -2px;
}

.lang-option-active {
  color: var(--color-primary);
  font-weight: 600;
}

.lang-flag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--color-bg-hover);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  min-width: 1.8rem;
  text-align: center;
}

/* Dashboard header variant */
.dash-header-actions .lang-switcher {
  margin-right: 0.25rem;
}

.dash-header-actions .lang-toggle-btn {
  border: none;
  padding: 0.35rem 0.5rem;
}

/* Nav-right variant */
.nav-right .lang-switcher {
  margin-right: 0.25rem;
}