/**
 * Bivvy Health Design System
 * CSS Custom Properties, Components, and Utilities
 * Production-ready, comprehensive stylesheet
 */

/* ============================================================================
   RESET & BASE STYLES
   ============================================================================ */

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: #F7F5F3;
  color: #111827;
  font-weight: 400;
  line-height: 1.6;
}

/* Remove default list styles */
ul,
ol {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ============================================================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================================================ */

:root {
  /* Colors */
  --color-primary-dark: #303636;
  --color-accent: #D4967D;
  --color-sage: #495A58;
  --color-accent-blue: #97AED5;
  --color-neutral-1: #111827;
  --color-neutral-3: #515F6A;
  --color-neutral-4: #9BA3AA;
  --color-bg: #F7F5F3;
  --color-white: #FFFFFF;
  --color-success: #2E7D32;
  --color-error: #D32F2F;
  --color-warning: #F57C00;
  --color-info: #1976D2;

  /* Spacing Scale */
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-48: 48px;
  --spacing-64: 64px;

  /* Border Radius */
  --radius-4: 4px;
  --radius-8: 8px;
  --radius-12: 12px;
  --radius-999: 999px;

  /* Font Sizes */
  --font-size-12: 12px;
  --font-size-14: 14px;
  --font-size-16: 16px;
  --font-size-18: 18px;
  --font-size-20: 20px;
  --font-size-24: 24px;
  --font-size-28: 28px;
  --font-size-36: 36px;
  --font-size-48: 48px;

  /* Font Weights */
  --font-weight-300: 300;
  --font-weight-400: 400;
  --font-weight-500: 500;
  --font-weight-600: 600;
  --font-weight-700: 700;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.05);
  --shadow-md: 0 4px 6px rgba(17, 24, 39, 0.1);
  --shadow-lg: 0 10px 15px rgba(17, 24, 39, 0.1);
  --shadow-xl: 0 20px 25px rgba(17, 24, 39, 0.15);

  /* Max Widths */
  --max-width-sm: 480px;
  --max-width-md: 640px;
  --max-width-lg: 960px;
  --max-width-xl: 1200px;
  --max-width-2xl: 1400px;

  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-bg: 1040;
  --z-modal: 1050;
}

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

h1 {
  font-size: var(--font-size-36);
  font-weight: var(--font-weight-700);
  line-height: 1.2;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-24);
}

h2 {
  font-size: var(--font-size-28);
  font-weight: var(--font-weight-700);
  line-height: 1.3;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-20);
}

h3 {
  font-size: var(--font-size-24);
  font-weight: var(--font-weight-600);
  line-height: 1.4;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-16);
}

h4 {
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-600);
  line-height: 1.4;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-12);
}

h5 {
  font-size: var(--font-size-18);
  font-weight: var(--font-weight-600);
  line-height: 1.4;
  color: var(--color-primary-dark);
}

h6 {
  font-size: var(--font-size-16);
  font-weight: var(--font-weight-600);
  line-height: 1.5;
  color: var(--color-primary-dark);
}

p {
  font-size: var(--font-size-16);
  line-height: 1.6;
  color: var(--color-neutral-1);
}

small {
  font-size: var(--font-size-14);
  line-height: 1.5;
}

.text-xs {
  font-size: var(--font-size-12);
  line-height: 1.4;
}

/* Text Color Utilities */
.text-primary {
  color: var(--color-primary-dark);
}

.text-accent {
  color: var(--color-accent);
}

.text-sage {
  color: var(--color-sage);
}

.text-blue {
  color: var(--color-accent-blue);
}

.text-muted {
  color: var(--color-neutral-3);
}

.text-white {
  color: var(--color-white);
}

.text-error {
  color: var(--color-error);
}

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

.text-warning {
  color: var(--color-warning);
}

/* Text Alignment */
.text-center {
  text-align: center;
}

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

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

/* Font Weight */
.font-light {
  font-weight: var(--font-weight-300);
}

.font-normal {
  font-weight: var(--font-weight-400);
}

.font-medium {
  font-weight: var(--font-weight-500);
}

.font-semibold {
  font-weight: var(--font-weight-600);
}

.font-bold {
  font-weight: var(--font-weight-700);
}

/* ============================================================================
   LAYOUT & GRID
   ============================================================================ */

.container {
  width: 100%;
  max-width: var(--max-width-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

.page-frame {
  width: 100%;
  max-width: var(--max-width-2xl);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

.section {
  padding: var(--spacing-64) 0;
}

.section-lg {
  padding: var(--spacing-64) 0;
}

.section-md {
  padding: var(--spacing-48) 0;
}

.section-sm {
  padding: var(--spacing-32) 0;
}

/* Flexbox */
.flex-row {
  display: flex;
  flex-direction: row;
  align-items: center;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.flex-start {
  display: flex;
  justify-content: flex-start;
  align-items: center;
}

.flex-end {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-1 {
  flex: 1;
}

/* Gap Utilities */
.gap-4 {
  gap: var(--spacing-4);
}

.gap-8 {
  gap: var(--spacing-8);
}

.gap-12 {
  gap: var(--spacing-12);
}

.gap-16 {
  gap: var(--spacing-16);
}

.gap-24 {
  gap: var(--spacing-24);
}

.gap-32 {
  gap: var(--spacing-32);
}

.gap-48 {
  gap: var(--spacing-48);
}

/* Grid */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-24);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-24);
}

/* Responsive Grids */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: var(--spacing-16);
  }

  .section {
    padding: var(--spacing-48) 0;
  }
}

/* Margin & Padding Utilities */
.mt-4 {
  margin-top: var(--spacing-4);
}
.mt-8 {
  margin-top: var(--spacing-8);
}
.mt-12 {
  margin-top: var(--spacing-12);
}
.mt-16 {
  margin-top: var(--spacing-16);
}
.mt-24 {
  margin-top: var(--spacing-24);
}
.mt-32 {
  margin-top: var(--spacing-32);
}
.mt-48 {
  margin-top: var(--spacing-48);
}

.mb-4 {
  margin-bottom: var(--spacing-4);
}
.mb-8 {
  margin-bottom: var(--spacing-8);
}
.mb-12 {
  margin-bottom: var(--spacing-12);
}
.mb-16 {
  margin-bottom: var(--spacing-16);
}
.mb-24 {
  margin-bottom: var(--spacing-24);
}
.mb-32 {
  margin-bottom: var(--spacing-32);
}
.mb-48 {
  margin-bottom: var(--spacing-48);
}

.px-4 {
  padding-left: var(--spacing-4);
  padding-right: var(--spacing-4);
}
.px-8 {
  padding-left: var(--spacing-8);
  padding-right: var(--spacing-8);
}
.px-12 {
  padding-left: var(--spacing-12);
  padding-right: var(--spacing-12);
}
.px-16 {
  padding-left: var(--spacing-16);
  padding-right: var(--spacing-16);
}
.px-24 {
  padding-left: var(--spacing-24);
  padding-right: var(--spacing-24);
}
.px-32 {
  padding-left: var(--spacing-32);
  padding-right: var(--spacing-32);
}

.py-4 {
  padding-top: var(--spacing-4);
  padding-bottom: var(--spacing-4);
}
.py-8 {
  padding-top: var(--spacing-8);
  padding-bottom: var(--spacing-8);
}
.py-12 {
  padding-top: var(--spacing-12);
  padding-bottom: var(--spacing-12);
}
.py-16 {
  padding-top: var(--spacing-16);
  padding-bottom: var(--spacing-16);
}
.py-24 {
  padding-top: var(--spacing-24);
  padding-bottom: var(--spacing-24);
}
.py-32 {
  padding-top: var(--spacing-32);
  padding-bottom: var(--spacing-32);
}

/* Width & Max-Width */
.w-full {
  width: 100%;
}

.w-auto {
  width: auto;
}

.max-w-sm {
  max-width: var(--max-width-sm);
}

.max-w-md {
  max-width: var(--max-width-md);
}

.max-w-lg {
  max-width: var(--max-width-lg);
}

.max-w-xl {
  max-width: var(--max-width-xl);
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-16);
  font-weight: var(--font-weight-600);
  padding: var(--spacing-12) var(--spacing-24);
  border-radius: var(--radius-8);
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  gap: var(--spacing-8);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Primary Button */
.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-primary:hover:not(:disabled) {
  background-color: #c07d6a;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-secondary:hover:not(:disabled) {
  background-color: #1a1d1e;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-secondary:active:not(:disabled) {
  transform: translateY(0);
}

/* Outline Button */
.btn-outline {
  background-color: transparent;
  color: var(--color-primary-dark);
  border: 1px solid var(--color-primary-dark);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Ghost Button */
.btn-ghost {
  background-color: transparent;
  color: var(--color-accent);
  border: none;
}

.btn-ghost:hover:not(:disabled) {
  color: #c07d6a;
  transform: translateX(2px);
}

/* Size Variations */
.btn-lg {
  font-size: var(--font-size-18);
  padding: var(--spacing-16) var(--spacing-32);
}

.btn-sm {
  font-size: var(--font-size-14);
  padding: var(--spacing-8) var(--spacing-16);
}

/* Full Width */
.btn-full {
  width: 100%;
}

/* Icon buttons */
.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-8);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================================================
   FORMS
   ============================================================================ */

.form-group {
  margin-bottom: var(--spacing-20);
  display: flex;
  flex-direction: column;
}

.form-label {
  font-size: var(--font-size-14);
  font-weight: var(--font-weight-600);
  color: var(--color-primary-dark);
  display: block;
  margin-bottom: var(--spacing-6);
  line-height: 1.4;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  font-size: var(--font-size-16);
  padding: var(--spacing-12) var(--spacing-16);
  border: 1px solid var(--color-neutral-4);
  border-radius: var(--radius-8);
  font-family: inherit;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  background-color: var(--color-white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(212, 150, 125, 0.1);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background-color: #F3F4F6;
  cursor: not-allowed;
  opacity: 0.6;
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23303636' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-12) center;
  padding-right: var(--spacing-32);
}

.form-error {
  font-size: var(--font-size-14);
  color: var(--color-error);
  margin-top: var(--spacing-4);
  line-height: 1.4;
}

.form-hint {
  font-size: var(--font-size-14);
  color: var(--color-neutral-3);
  margin-top: var(--spacing-4);
  line-height: 1.4;
}

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

.form-group.error .form-input:focus,
.form-group.error .form-select:focus,
.form-group.error .form-textarea:focus {
  box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
}

/* ============================================================================
   CARDS
   ============================================================================ */

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-12);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-32);
  transition: all var(--transition-base);
}

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

.card-header {
  margin-bottom: var(--spacing-20);
  padding-bottom: var(--spacing-20);
  border-bottom: 1px solid #E5E7EB;
}

.card-body {
  margin-bottom: var(--spacing-20);
}

.card-footer {
  padding-top: var(--spacing-20);
  border-top: 1px solid #E5E7EB;
}

.card-highlighted {
  border-top: 3px solid var(--color-accent);
}

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

.navbar {
  position: sticky;
  top: 0;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  height: 72px;
  display: flex;
  align-items: center;
  z-index: var(--z-sticky);
}

.navbar-container {
  width: 100%;
  max-width: var(--max-width-2xl);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-700);
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color var(--transition-base);
}

.nav-brand:hover {
  color: var(--color-accent);
}

.nav-brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-accent), #c07d6a);
  border-radius: var(--radius-8);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: var(--font-weight-700);
}

.nav-center {
  display: flex;
  gap: var(--spacing-32);
  flex: 1;
  justify-content: center;
}

.nav-links {
  display: flex;
  gap: var(--spacing-32);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-size: var(--font-size-16);
  color: var(--color-neutral-3);
  transition: color var(--transition-base);
  text-decoration: none;
  font-weight: var(--font-weight-500);
}

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

.nav-link.active {
  color: var(--color-accent);
  font-weight: var(--font-weight-600);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
}

.nav-actions .btn {
  margin-left: var(--spacing-8);
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-size-24);
  color: var(--color-primary-dark);
  padding: var(--spacing-8);
  margin-left: var(--spacing-16);
}

@media (max-width: 768px) {
  .nav-center {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .navbar-container {
    justify-content: space-between;
  }
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */

.hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-64) 0;
  background: linear-gradient(135deg, rgba(212, 150, 125, 0.05) 0%, rgba(151, 174, 213, 0.05) 100%);
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-8);
  background-color: rgba(212, 150, 125, 0.1);
  color: var(--color-accent);
  padding: var(--spacing-8) var(--spacing-16);
  border-radius: var(--radius-999);
  font-size: var(--font-size-14);
  font-weight: var(--font-weight-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-24);
}

.hero-title {
  font-size: var(--font-size-48);
  font-weight: var(--font-weight-700);
  color: var(--color-primary-dark);
  line-height: 1.2;
  margin-bottom: var(--spacing-24);
}

.hero-subtitle {
  font-size: var(--font-size-18);
  color: var(--color-neutral-3);
  line-height: 1.6;
  margin-bottom: var(--spacing-32);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-16);
  flex-wrap: wrap;
}

.hero-image {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.hero-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(212, 150, 125, 0.2), rgba(151, 174, 213, 0.2));
  border-radius: var(--radius-12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-neutral-4);
  font-size: var(--font-size-48);
}

@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    gap: var(--spacing-48);
  }

  .hero-image {
    min-height: 300px;
  }

  .hero-title {
    font-size: var(--font-size-36);
  }
}

@media (max-width: 640px) {
  .hero {
    padding: var(--spacing-48) 0;
  }

  .hero-title {
    font-size: var(--font-size-28);
  }

  .hero-subtitle {
    font-size: var(--font-size-16);
  }

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

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

/* ============================================================================
   PRICING CARDS
   ============================================================================ */

.pricing-card {
  background-color: var(--color-white);
  border-radius: var(--radius-12);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-40);
  text-align: center;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pricing-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.pricing-card.featured {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--color-accent);
  background: linear-gradient(135deg, rgba(212, 150, 125, 0.05) 0%, var(--color-white) 100%);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.pricing-name {
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-700);
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-12);
}

.pricing-description {
  font-size: var(--font-size-14);
  color: var(--color-neutral-3);
  margin-bottom: var(--spacing-24);
}

.pricing-amount {
  font-size: var(--font-size-48);
  font-weight: var(--font-weight-700);
  color: var(--color-accent);
  margin-bottom: var(--spacing-4);
}

.pricing-period {
  font-size: var(--font-size-16);
  color: var(--color-neutral-3);
  margin-bottom: var(--spacing-24);
}

.pricing-features {
  list-style: none;
  margin: var(--spacing-24) 0;
  flex: 1;
  text-align: left;
}

.pricing-features li {
  font-size: var(--font-size-14);
  color: var(--color-neutral-1);
  padding: var(--spacing-8) 0;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-12);
  border-bottom: 1px solid #E5E7EB;
}

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

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

.pricing-action {
  margin-top: var(--spacing-24);
}

/* ============================================================================
   PROGRESS INDICATOR
   ============================================================================ */

.progress-steps {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: var(--spacing-48) 0;
  position: relative;
}

.progress-steps::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: #E5E7EB;
  z-index: 0;
  pointer-events: none;
}

.progress-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-12);
  flex: 1;
}

.progress-step-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 2px solid #E5E7EB;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-600);
  color: var(--color-neutral-3);
  font-size: var(--font-size-16);
}

.progress-step.active .progress-step-circle {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

.progress-step.completed .progress-step-circle {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-white);
}

.progress-step-label {
  font-size: var(--font-size-14);
  font-weight: var(--font-weight-600);
  color: var(--color-primary-dark);
  text-align: center;
}

.progress-step-description {
  font-size: var(--font-size-12);
  color: var(--color-neutral-3);
  text-align: center;
}

/* ============================================================================
   DASHBOARD LAYOUT
   ============================================================================ */

.dash-layout {
  display: flex;
  min-height: 100vh;
}

.dash-sidebar {
  width: 280px;
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--spacing-32) 0;
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

.dash-main {
  flex: 1;
  margin-left: 280px;
  padding: var(--spacing-32);
  background-color: #F7F5F3;
}

.dash-sidebar-logo {
  padding: 0 var(--spacing-24);
  margin-bottom: var(--spacing-32);
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-700);
  color: var(--color-white);
  text-decoration: none;
}

.dash-nav {
  display: flex;
  flex-direction: column;
}

.dash-nav-section {
  margin-bottom: var(--spacing-32);
}

.dash-nav-section-title {
  font-size: var(--font-size-12);
  font-weight: var(--font-weight-700);
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0 var(--spacing-24);
  margin-bottom: var(--spacing-12);
}

.dash-nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  padding: var(--spacing-12) var(--spacing-24);
  font-size: var(--font-size-16);
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--transition-base);
  text-decoration: none;
  border-left: 3px solid transparent;
}

.dash-nav-link:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.05);
}

.dash-nav-link.active {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
  border-left-color: var(--color-accent);
}

.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--spacing-24);
  margin-bottom: var(--spacing-32);
  border-bottom: 1px solid #E5E7EB;
}

.dash-header-title {
  font-size: var(--font-size-28);
  font-weight: var(--font-weight-700);
  color: var(--color-primary-dark);
}

.dash-tab-menu {
  display: flex;
  gap: var(--spacing-24);
  border-bottom: 1px solid #E5E7EB;
  margin-bottom: var(--spacing-32);
}

.dash-tab {
  padding: var(--spacing-12) var(--spacing-24);
  border-bottom: 2px solid transparent;
  color: var(--color-neutral-3);
  font-weight: var(--font-weight-500);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.dash-tab:hover {
  color: var(--color-accent);
}

.dash-tab.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* Responsive Dashboard */
@media (max-width: 1024px) {
  .dash-sidebar {
    width: 240px;
  }

  .dash-main {
    margin-left: 240px;
  }
}

@media (max-width: 768px) {
  .dash-layout {
    flex-direction: column;
  }

  .dash-sidebar {
    width: 100%;
    height: auto;
    position: relative;
    padding: var(--spacing-16) 0;
  }

  .dash-main {
    margin-left: 0;
    padding: var(--spacing-16);
  }

  .dash-nav {
    flex-direction: row;
    overflow-x: auto;
    gap: 0;
  }

  .dash-nav-link {
    flex-shrink: 0;
  }
}

/* ============================================================================
   ALERTS & BADGES
   ============================================================================ */

.alert {
  padding: var(--spacing-16);
  border-radius: var(--radius-8);
  font-size: var(--font-size-14);
  line-height: 1.5;
  margin-bottom: var(--spacing-16);
  display: flex;
  gap: var(--spacing-12);
  align-items: flex-start;
}

.alert-info {
  background-color: rgba(151, 174, 213, 0.1);
  color: var(--color-accent-blue);
  border-left: 3px solid var(--color-accent-blue);
}

.alert-success {
  background-color: rgba(46, 125, 50, 0.1);
  color: var(--color-success);
  border-left: 3px solid var(--color-success);
}

.alert-warning {
  background-color: rgba(245, 124, 0, 0.1);
  color: var(--color-warning);
  border-left: 3px solid var(--color-warning);
}

.alert-error {
  background-color: rgba(211, 47, 47, 0.1);
  color: var(--color-error);
  border-left: 3px solid var(--color-error);
}

.alert-icon {
  flex-shrink: 0;
  font-size: var(--font-size-18);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  font-size: var(--font-size-12);
  font-weight: var(--font-weight-600);
  padding: var(--spacing-4) var(--spacing-12);
  border-radius: var(--radius-999);
  background-color: #E5E7EB;
  color: var(--color-neutral-1);
}

.badge-primary {
  background-color: rgba(212, 150, 125, 0.2);
  color: var(--color-accent);
}

.badge-success {
  background-color: rgba(46, 125, 50, 0.2);
  color: var(--color-success);
}

.badge-error {
  background-color: rgba(211, 47, 47, 0.2);
  color: var(--color-error);
}

.badge-info {
  background-color: rgba(151, 174, 213, 0.2);
  color: var(--color-accent-blue);
}

/* ============================================================================
   MODAL
   ============================================================================ */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-bg);
}

.modal-overlay.hidden {
  display: none;
}

.modal {
  background-color: var(--color-white);
  border-radius: var(--radius-12);
  box-shadow: var(--shadow-xl);
  max-width: 480px;
  width: 90%;
  padding: var(--spacing-32);
  z-index: var(--z-modal);
  animation: slideUp 0.3s ease-out;
}

.modal-header {
  margin-bottom: var(--spacing-24);
  border-bottom: 1px solid #E5E7EB;
  padding-bottom: var(--spacing-24);
}

.modal-header h2 {
  font-size: var(--font-size-24);
  margin-bottom: 0;
}

.modal-body {
  margin-bottom: var(--spacing-24);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-12);
  justify-content: flex-end;
  border-top: 1px solid #E5E7EB;
  padding-top: var(--spacing-24);
}

.modal-footer .btn {
  flex: 1;
}

@media (max-width: 640px) {
  .modal {
    width: 95%;
    padding: var(--spacing-24);
  }
}

/* ============================================================================
   LOADING & SKELETON
   ============================================================================ */

.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid #E5E7EB;
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.skeleton {
  background: linear-gradient(90deg, #E5E7EB 25%, #F3F4F6 50%, #E5E7EB 75%);
  background-size: 200% 100%;
  animation: pulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-8);
}

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

.skeleton-text {
  height: 16px;
  margin-bottom: var(--spacing-12);
  border-radius: var(--radius-4);
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

/* ============================================================================
   FOOTER
   ============================================================================ */

.footer {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--spacing-64) 0 var(--spacing-32);
  margin-top: var(--spacing-64);
}

.footer-container {
  width: 100%;
  max-width: var(--max-width-2xl);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-48);
  margin-bottom: var(--spacing-48);
}

.footer-column h3 {
  font-size: var(--font-size-16);
  font-weight: var(--font-weight-600);
  color: var(--color-white);
  margin-bottom: var(--spacing-16);
}

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

.footer-links li {
  margin-bottom: var(--spacing-12);
}

.footer-links a {
  font-size: var(--font-size-14);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-base);
  text-decoration: none;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-24);
  font-size: var(--font-size-14);
  color: rgba(255, 255, 255, 0.6);
}

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

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-24);
  }

  .footer {
    padding: var(--spacing-48) 0 var(--spacing-24);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-12);
    text-align: center;
  }
}

/* ============================================================================
   ANIMATIONS
   ============================================================================ */

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade {
  animation: fadeIn 0.5s ease-out;
}

.animate-slide-up {
  animation: slideUp 0.5s ease-out;
}

.animate-slide-left {
  animation: slideInFromLeft 0.5s ease-out;
}

.animate-slide-right {
  animation: slideInFromRight 0.5s ease-out;
}

/* ============================================================================
   UTILITIES
   ============================================================================ */

.hidden {
  display: none !important;
}

.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;
}

.rounded {
  border-radius: var(--radius-8);
}

.rounded-sm {
  border-radius: var(--radius-4);
}

.rounded-lg {
  border-radius: var(--radius-12);
}

.rounded-full {
  border-radius: var(--radius-999);
}

.shadow-sm {
  box-shadow: var(--shadow-sm);
}

.shadow-md {
  box-shadow: var(--shadow-md);
}

.shadow-lg {
  box-shadow: var(--shadow-lg);
}

.shadow-xl {
  box-shadow: var(--shadow-xl);
}

.shadow-none {
  box-shadow: none;
}

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

.bg-light {
  background-color: #F3F4F6;
}

.bg-dark {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

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

.divide-y > * + * {
  border-top: 1px solid #E5E7EB;
}

.divide-x > * + * {
  border-left: 1px solid #E5E7EB;
}

/* Overflow utilities */
.overflow-hidden {
  overflow: hidden;
}

.overflow-auto {
  overflow: auto;
}

/* Display utilities */
.inline {
  display: inline;
}

.inline-block {
  display: inline-block;
}

.block {
  display: block;
}

.table {
  display: table;
  width: 100%;
}

/* Line clamp */
.line-clamp-1 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Print styles */
@media print {
  body {
    background: white;
  }

  .no-print {
    display: none !important;
  }
}

/* ============================================================================
   ACCESSIBILITY & FOCUS STATES
   ============================================================================ */

*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* 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;
  }
}

/* ============================================================================
   COMPATIBILITY LAYER
   — Adds CSS custom properties and component classes used by all pages.
   — The original design tokens above use --spacing-*, --color-primary-dark,
     --radius-8 etc. All Bivvy pages use --space-*, --color-dark, --radius-2xl
     etc. This layer bridges both systems.
   ============================================================================ */

/* ── Missing spacing tokens (used by styles.css internally) ── */
:root {
  --spacing-6:  6px;
  --spacing-20: 20px;
}

/* ── Page-level design tokens ── */
:root {
  /* Colors */
  --color-dark:       #303636;
  --color-terracotta: #D4967D;
  --color-text:       #111827;
  --color-text-muted: #515F6A;
  --color-border:     #E2E8E5;

  /* Spacing scale: --space-N = N×4px */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-7:  28px;
  --space-8:  32px;
  --space-9:  36px;
  --space-10: 40px;
  --space-11: 44px;
  --space-12: 48px;
  --space-14: 56px;
  --space-16: 64px;
  --space-20: 80px;

  /* Border radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  20px;
  --radius-full: 9999px;
}

/* ── Logo fix ──────────────────────────────────────────────────────────────── */
/* The global img { height: auto } reset overrides HTML height attributes.
   This rule explicitly constrains the navbar logo to 36px tall. */
.navbar-brand img,
.footer-logo img {
  height: 36px !important;
  width: auto !important;
  max-width: none !important;
}
.footer-logo img { height: 32px !important; }

/* ── Navbar component classes ──────────────────────────────────────────────── */
.navbar-inner {
  width: 100%;
  max-width: var(--max-width-2xl);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-700);
  color: var(--color-dark);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex: 1;
  justify-content: center;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 22px;
  color: var(--color-dark);
  padding: 8px;
  line-height: 1;
}

@media (max-width: 900px) {
  .navbar-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    gap: 0;
    padding: 12px 0 20px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    z-index: 999;
  }
  .navbar-links.open {
    display: flex;
  }
  .navbar-links .nav-link {
    padding: 10px 24px;
    width: 100%;
  }
  .navbar-toggle {
    display: block;
  }
}

/* ── Footer brand classes ──────────────────────────────────────────────────── */
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-18);
  font-weight: var(--font-weight-700);
  color: white;
  text-decoration: none;
}

.footer-tagline {
  font-size: var(--font-size-14);
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}

.footer-links h4 {
  font-size: var(--font-size-14);
  font-weight: var(--font-weight-600);
  color: white;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links ul a {
  font-size: var(--font-size-14);
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links ul a:hover {
  color: white;
}

/* ── Section heading classes ───────────────────────────────────────────────── */
.section-title {
  max-width: 720px;
  margin: 0 auto;
}

.section-heading {
  font-size: clamp(1.625rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subheading {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin: 0;
}

/* ── CTA section ───────────────────────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--color-dark) 0%, #3d4a48 100%);
  padding: 80px 0;
}

.cta-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.cta-inner h2 {
  font-size: clamp(1.625rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Accordion ─────────────────────────────────────────────────────────────── */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item:first-child {
  border-top: 1px solid var(--color-border);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-dark);
  gap: 16px;
  line-height: 1.4;
}

.accordion-trigger:hover {
  color: var(--color-terracotta);
}

.accordion-icon {
  font-size: 1.25rem;
  font-weight: 400;
  flex-shrink: 0;
  transition: transform 0.2s;
  color: var(--color-text-muted);
}

.accordion-content {
  display: none;
  padding: 0 0 18px;
}

.accordion-content p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.accordion-item.open .accordion-content {
  display: block;
}

.accordion-item.open .accordion-icon {
  transform: rotate(45deg);
}

/* ── Form row ──────────────────────────────────────────────────────────────── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 0;
}

@media (max-width: 580px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}