:root {
  /* Colors */
  --color-background: rgba(252, 252, 249, 1);
  --color-surface: rgba(255, 255, 253, 1);
  --color-text: rgba(19, 52, 59, 1);
  --color-text-secondary: rgba(98, 108, 113, 1);
  --color-primary: rgba(33, 128, 141, 1);
  --color-primary-hover: rgba(29, 116, 128, 1);
  --color-primary-active: rgba(26, 104, 115, 1);
  --color-secondary: rgba(94, 82, 64, 0.12);
  --color-secondary-hover: rgba(94, 82, 64, 0.2);
  --color-secondary-active: rgba(94, 82, 64, 0.25);
  --color-border: rgba(94, 82, 64, 0.2);
  --color-btn-primary-text: rgba(252, 252, 249, 1);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: rgba(192, 21, 47, 1);
  --color-success: rgba(33, 128, 141, 1);
  --color-warning: rgba(168, 75, 47, 1);
  --color-info: rgba(98, 108, 113, 1);
  --color-focus-ring: rgba(33, 128, 141, 0.4);
  --color-select-caret: rgba(19, 52, 59, 0.8);

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for opacity control */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
    Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
    0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
    0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: rgba(31, 33, 33, 1);
    --color-surface: rgba(38, 40, 40, 1);
    --color-text: rgba(245, 245, 245, 1);
    --color-text-secondary: rgba(167, 169, 169, 0.7);
    --color-primary: rgba(50, 184, 198, 1);
    --color-primary-hover: rgba(45, 166, 178, 1);
    --color-primary-active: rgba(41, 150, 161, 1);
    --color-secondary: rgba(119, 124, 124, 0.15);
    --color-secondary-hover: rgba(119, 124, 124, 0.25);
    --color-secondary-active: rgba(119, 124, 124, 0.3);
    --color-border: rgba(119, 124, 124, 0.3);
    --color-error: rgba(255, 84, 89, 1);
    --color-success: rgba(50, 184, 198, 1);
    --color-warning: rgba(230, 129, 97, 1);
    --color-info: rgba(167, 169, 169, 1);
    --color-focus-ring: rgba(50, 184, 198, 0.4);
    --color-btn-primary-text: rgba(19, 52, 59, 1);
    --color-card-border: rgba(119, 124, 124, 0.2);
    --color-card-border-inner: rgba(119, 124, 124, 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --button-border-secondary: rgba(119, 124, 124, 0.2);
    --color-border-secondary: rgba(119, 124, 124, 0.2);
    --color-select-caret: rgba(245, 245, 245, 0.8);

    /* Common style patterns - updated for dark mode */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for dark mode */
    --color-success-rgb: 50, 184, 198;
    --color-error-rgb: 255, 84, 89;
    --color-warning-rgb: 230, 129, 97;
    --color-info-rgb: 167, 169, 169;
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  --color-background: rgba(31, 33, 33, 1);
  --color-surface: rgba(38, 40, 40, 1);
  --color-text: rgba(245, 245, 245, 1);
  --color-text-secondary: rgba(167, 169, 169, 0.7);
  --color-primary: rgba(50, 184, 198, 1);
  --color-primary-hover: rgba(45, 166, 178, 1);
  --color-primary-active: rgba(41, 150, 161, 1);
  --color-secondary: rgba(119, 124, 124, 0.15);
  --color-secondary-hover: rgba(119, 124, 124, 0.25);
  --color-secondary-active: rgba(119, 124, 124, 0.3);
  --color-border: rgba(119, 124, 124, 0.3);
  --color-error: rgba(255, 84, 89, 1);
  --color-success: rgba(50, 184, 198, 1);
  --color-warning: rgba(230, 129, 97, 1);
  --color-info: rgba(167, 169, 169, 1);
  --color-focus-ring: rgba(50, 184, 198, 0.4);
  --color-btn-primary-text: rgba(19, 52, 59, 1);
  --color-card-border: rgba(119, 124, 124, 0.15);
  --color-card-border-inner: rgba(119, 124, 124, 0.15);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  --color-border-secondary: rgba(119, 124, 124, 0.2);
  --color-select-caret: rgba(245, 245, 245, 0.8);

  /* Common style patterns - updated for dark mode */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for dark mode */
  --color-success-rgb: 50, 184, 198;
  --color-error-rgb: 255, 84, 89;
  --color-warning-rgb: 230, 129, 97;
  --color-info-rgb: 167, 169, 169;
}

[data-color-scheme="light"] {
  --color-background: rgba(252, 252, 249, 1);
  --color-surface: rgba(255, 255, 253, 1);
  --color-text: rgba(19, 52, 59, 1);
  --color-text-secondary: rgba(98, 108, 113, 1);
  --color-primary: rgba(33, 128, 141, 1);
  --color-primary-hover: rgba(29, 116, 128, 1);
  --color-primary-active: rgba(26, 104, 115, 1);
  --color-secondary: rgba(94, 82, 64, 0.12);
  --color-secondary-hover: rgba(94, 82, 64, 0.2);
  --color-secondary-active: rgba(94, 82, 64, 0.25);
  --color-border: rgba(94, 82, 64, 0.2);
  --color-btn-primary-text: rgba(252, 252, 249, 1);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: rgba(192, 21, 47, 1);
  --color-success: rgba(33, 128, 141, 1);
  --color-warning: rgba(168, 75, 47, 1);
  --color-info: rgba(98, 108, 113, 1);
  --color-focus-ring: rgba(33, 128, 141, 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;
}

/* Base styles */
html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-4xl);
}
h2 {
  font-size: var(--font-size-3xl);
}
h3 {
  font-size: var(--font-size-2xl);
}
h4 {
  font-size: var(--font-size-xl);
}
h5 {
  font-size: var(--font-size-lg);
}
h6 {
  font-size: var(--font-size-md);
}

p {
  margin: 0 0 var(--space-16) 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
  color: var(--color-primary-hover);
}

code,
pre {
  font-family: var(--font-family-mono);
  font-size: calc(var(--font-size-base) * 0.95);
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
}

code {
  padding: var(--space-1) var(--space-4);
}

pre {
  padding: var(--space-16);
  margin: var(--space-16) 0;
  overflow: auto;
  border: 1px solid var(--color-border);
}

pre code {
  background: none;
  padding: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  font-weight: 500;
  line-height: 1.5;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  border: none;
  text-decoration: none;
  position: relative;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--secondary {
  background: var(--color-secondary);
  color: var(--color-text);
}

.btn--secondary:hover {
  background: var(--color-secondary-hover);
}

.btn--secondary:active {
  background: var(--color-secondary-active);
}

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

.btn--outline:hover {
  background: var(--color-secondary);
}

.btn--sm {
  padding: var(--space-4) var(--space-12);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-10) var(--space-20);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

.btn--full-width {
  width: 100%;
}

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

/* Form elements */
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-8) var(--space-12);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

textarea.form-control {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
}

select.form-control {
  padding: var(--space-8) var(--space-12);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: var(--select-caret-light);
  background-repeat: no-repeat;
  background-position: right var(--space-12) center;
  background-size: 16px;
  padding-right: var(--space-32);
}

/* Add a dark mode specific caret */
@media (prefers-color-scheme: dark) {
  select.form-control {
    background-image: var(--select-caret-dark);
  }
}

/* Also handle data-color-scheme */
[data-color-scheme="dark"] select.form-control {
  background-image: var(--select-caret-dark);
}

[data-color-scheme="light"] select.form-control {
  background-image: var(--select-caret-light);
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: var(--focus-outline);
}

.form-label {
  display: block;
  margin-bottom: var(--space-8);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.form-group {
  margin-bottom: var(--space-16);
}

/* Card component */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}

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

.card__body {
  padding: var(--space-16);
}

.card__header,
.card__footer {
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-card-border-inner);
}

/* Status indicators - simplified with CSS variables */
.status {
  display: inline-flex;
  align-items: center;
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.status--success {
  background-color: rgba(
    var(--color-success-rgb, 33, 128, 141),
    var(--status-bg-opacity)
  );
  color: var(--color-success);
  border: 1px solid
    rgba(var(--color-success-rgb, 33, 128, 141), var(--status-border-opacity));
}

.status--error {
  background-color: rgba(
    var(--color-error-rgb, 192, 21, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-error);
  border: 1px solid
    rgba(var(--color-error-rgb, 192, 21, 47), var(--status-border-opacity));
}

.status--warning {
  background-color: rgba(
    var(--color-warning-rgb, 168, 75, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-warning);
  border: 1px solid
    rgba(var(--color-warning-rgb, 168, 75, 47), var(--status-border-opacity));
}

.status--info {
  background-color: rgba(
    var(--color-info-rgb, 98, 108, 113),
    var(--status-bg-opacity)
  );
  color: var(--color-info);
  border: 1px solid
    rgba(var(--color-info-rgb, 98, 108, 113), var(--status-border-opacity));
}

/* Container layout */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-16);
  padding-left: var(--space-16);
}

@media (min-width: 640px) {
  .container {
    max-width: var(--container-sm);
  }
}
@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}
@media (min-width: 1024px) {
  .container {
    max-width: var(--container-lg);
  }
}
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
}

/* Utility classes */
.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-4 {
  gap: var(--space-4);
}
.gap-8 {
  gap: var(--space-8);
}
.gap-16 {
  gap: var(--space-16);
}

.m-0 {
  margin: 0;
}
.mt-8 {
  margin-top: var(--space-8);
}
.mb-8 {
  margin-bottom: var(--space-8);
}
.mx-8 {
  margin-left: var(--space-8);
  margin-right: var(--space-8);
}
.my-8 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-8);
}

.p-0 {
  padding: 0;
}
.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}
.px-8 {
  padding-left: var(--space-8);
  padding-right: var(--space-8);
}
.py-16 {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}
.px-16 {
  padding-left: var(--space-16);
  padding-right: var(--space-16);
}

.block {
  display: block;
}
.hidden {
  display: none;
}

/* Accessibility */
.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 {
  outline: var(--focus-outline);
  outline-offset: 2px;
}

/* Dark mode specifics */
[data-color-scheme="dark"] .btn--outline {
  border: 1px solid var(--color-border-secondary);
}

@font-face {
  font-family: 'FKGroteskNeue';
  src: url('https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2')
    format('woff2');
}

[data-theme="light"] {
  --color-background: var(--bg);
  --color-surface: var(--surface);
  --color-text: var(--text);
  --color-text-secondary: var(--muted);
  --color-primary: var(--primary);
  --color-primary-hover: var(--primary-dark);
  --color-border: var(--border);
}

[data-theme="dark"] {
  --color-background: #0f172a;
  --color-surface: #1e293b;
  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-primary: #60a5fa;
  --color-primary-hover: #3b82f6;
  --color-border: #334155;
  --color-secondary: rgba(148, 163, 184, 0.14);
}

.site-header.header {
  position: sticky;
  top: 0;
  left: auto;
  right: auto;
  background: var(--header-bg);
  border-bottom: none;
  box-shadow: var(--shadow);
  padding: 32px 24px;
}

.site-header.header .logo {
  color: #fff;
  margin-bottom: 8px;
}

.site-header.header .subtitle {
  color: rgba(255, 255, 255, 0.9);
}

.site-header.header .nav {
  margin-top: 16px;
}

.site-header.header .nav-link {
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  padding: 7px 14px;
}

.site-header.header .nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.24);
}

.main {
  margin-top: 0;
  padding-top: 32px;
  padding-bottom: 40px;
  background: var(--color-background);
  min-height: 100vh;
}

.section h2 {
  margin-bottom: 16px;
  color: var(--color-text);
}

.section {
  scroll-margin-top: 180px;
}

.card__body {
  line-height: 1.65;
}

.card {
  border-radius: 16px;
}

.resource-list a {
  border-radius: 8px;
}

.kanban-task {
  border-left: 4px solid var(--color-primary);
}

.kanban-task:focus-visible,
.nav-link:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.statik-controls .btn {
  min-width: 120px;
}

:root {
  /* Colors */
  --color-background: rgba(252, 252, 249, 1);
  --color-surface: rgba(255, 255, 253, 1);
  --color-text: rgba(19, 52, 59, 1);
  --color-text-secondary: rgba(98, 108, 113, 1);
  --color-primary: rgba(33, 128, 141, 1);
  --color-primary-hover: rgba(29, 116, 128, 1);
  --color-primary-active: rgba(26, 104, 115, 1);
  --color-secondary: rgba(94, 82, 64, 0.12);
  --color-secondary-hover: rgba(94, 82, 64, 0.2);
  --color-secondary-active: rgba(94, 82, 64, 0.25);
  --color-border: rgba(94, 82, 64, 0.2);
  --color-btn-primary-text: rgba(252, 252, 249, 1);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: rgba(192, 21, 47, 1);
  --color-success: rgba(33, 128, 141, 1);
  --color-warning: rgba(168, 75, 47, 1);
  --color-info: rgba(98, 108, 113, 1);
  --color-focus-ring: rgba(33, 128, 141, 0.4);
  --color-select-caret: rgba(19, 52, 59, 0.8);

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for opacity control */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
    Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
    0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
    0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: rgba(31, 33, 33, 1);
    --color-surface: rgba(38, 40, 40, 1);
    --color-text: rgba(245, 245, 245, 1);
    --color-text-secondary: rgba(167, 169, 169, 0.7);
    --color-primary: rgba(50, 184, 198, 1);
    --color-primary-hover: rgba(45, 166, 178, 1);
    --color-primary-active: rgba(41, 150, 161, 1);
    --color-secondary: rgba(119, 124, 124, 0.15);
    --color-secondary-hover: rgba(119, 124, 124, 0.25);
    --color-secondary-active: rgba(119, 124, 124, 0.3);
    --color-border: rgba(119, 124, 124, 0.3);
    --color-error: rgba(255, 84, 89, 1);
    --color-success: rgba(50, 184, 198, 1);
    --color-warning: rgba(230, 129, 97, 1);
    --color-info: rgba(167, 169, 169, 1);
    --color-focus-ring: rgba(50, 184, 198, 0.4);
    --color-btn-primary-text: rgba(19, 52, 59, 1);
    --color-card-border: rgba(119, 124, 124, 0.2);
    --color-card-border-inner: rgba(119, 124, 124, 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --button-border-secondary: rgba(119, 124, 124, 0.2);
    --color-border-secondary: rgba(119, 124, 124, 0.2);
    --color-select-caret: rgba(245, 245, 245, 0.8);

    /* RGB versions for dark mode */
    --color-success-rgb: 50, 184, 198;
    --color-error-rgb: 255, 84, 89;
    --color-warning-rgb: 230, 129, 97;
    --color-info-rgb: 167, 169, 169;
  }
}

/* Base styles */
html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-4xl);
}
h2 {
  font-size: var(--font-size-3xl);
}
h3 {
  font-size: var(--font-size-2xl);
}
h4 {
  font-size: var(--font-size-xl);
}
h5 {
  font-size: var(--font-size-lg);
}
h6 {
  font-size: var(--font-size-md);
}

p {
  margin: 0 0 var(--space-16) 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
  color: var(--color-primary-hover);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  font-weight: 500;
  line-height: 1.5;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  border: none;
  text-decoration: none;
  position: relative;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--secondary {
  background: var(--color-secondary);
  color: var(--color-text);
}

.btn--secondary:hover {
  background: var(--color-secondary-hover);
}

.btn--secondary:active {
  background: var(--color-secondary-active);
}

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

.btn--outline:hover {
  background: var(--color-secondary);
}

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

.btn--warning:hover {
  background: rgba(var(--color-warning-rgb), 0.9);
}

.btn--sm {
  padding: var(--space-4) var(--space-12);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-10) var(--space-20);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

.btn--full-width {
  width: 100%;
}

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

/* Form elements */
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-8) var(--space-12);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

textarea.form-control {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  resize: vertical;
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: var(--focus-outline);
}

/* Card component */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}

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

.card__body {
  padding: var(--space-16);
}

/* Container layout */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-16);
  padding-left: var(--space-16);
}

@media (min-width: 640px) {
  .container {
    max-width: var(--container-sm);
  }
}
@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}
@media (min-width: 1024px) {
  .container {
    max-width: var(--container-lg);
  }
}
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
}

/* Utility classes */
.hidden {
  display: none;
}

/* Sections - override shared-ui.css */
.section {
  display: block !important;
  padding: var(--space-32) 0;
  scroll-margin-top: 180px;
  background: var(--color-background);
}

.section:nth-child(even) {
  background: var(--color-secondary);
}

.section h2 {
  color: var(--color-text);
}

/* Introduction */
.expand-section {
  margin: var(--space-16) 0;
}

.expand-btn {
  margin-bottom: var(--space-12);
}

.expandable-content {
  display: none;
  padding: var(--space-16);
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  border-left: 4px solid var(--color-primary);
}

.expandable-content.expanded {
  display: block;
  animation: fadeIn 0.3s var(--ease-standard);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.intro-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-16);
  margin-top: var(--space-24);
}

.benefit-card {
  text-align: center;
  padding: var(--space-16);
  border-radius: var(--radius-md);
  background: var(--color-secondary);
  border: 1px solid var(--color-border);
  transition: transform var(--duration-normal) var(--ease-standard);
}

.benefit-card:hover {
  transform: translateY(-2px);
}

.benefit-card h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
}

/* Principles */
.principles-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-24);
  margin-top: var(--space-24);
}

.principle-item {
  padding: var(--space-16);
  border-left: 4px solid var(--color-primary);
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-16);
  transition: transform var(--duration-normal) var(--ease-standard);
}

.principle-item:hover {
  transform: translateX(4px);
}

.principle-item h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-8);
}

.principle-example {
  background: var(--color-surface);
  padding: var(--space-12);
  border-radius: var(--radius-sm);
  margin-top: var(--space-8);
  font-style: italic;
  border: 1px solid var(--color-border);
}

/* Practices */
.practices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-16);
  margin-top: var(--space-24);
}

.practice-card {
  background: var(--color-surface);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-standard);
  text-align: center;
}

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

.practice-icon {
  font-size: 2rem;
  margin-bottom: var(--space-12);
}

.practice-card h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-12);
}

/* Highway Simulation */
.highway-controls {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-24);
  flex-wrap: wrap;
  justify-content: center;
}

.highway {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-16);
  margin: var(--space-24) 0;
  padding: var(--space-20);
  background: linear-gradient(135deg, #e3f2fd 0%, #f0f8ff 100%);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-border);
}

.highway-sector {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-base);
  padding: var(--space-12);
  min-height: 120px;
  text-align: center;
  transition: all var(--duration-normal) var(--ease-standard);
}

.highway-sector h4 {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.capacity {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.cars-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-8);
}

.car {
  width: 30px;
  height: 20px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  position: relative;
  animation: carEnter 0.3s var(--ease-standard);
}

@keyframes carEnter {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.highway-sector.congested {
  background: rgba(var(--color-error-rgb), 0.1);
  border-color: var(--color-error);
}

.highway-insights {
  background: var(--color-secondary);
  padding: var(--space-16);
  border-radius: var(--radius-base);
  margin-top: var(--space-16);
  text-align: center;
}

/* Kanban Board */
.add-task-controls {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-24);
  align-items: center;
}

.add-task-controls input {
  flex: 1;
  max-width: 400px;
}

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

.kanban-column {
  border-radius: var(--radius-lg);
  padding: var(--space-16);
  min-height: 300px;
  border: 2px solid transparent;
  transition: all var(--duration-normal) var(--ease-standard);
}

.kanban-column.drag-over {
  border-color: var(--color-primary);
  transform: scale(1.02);
}

.column-header {
  text-align: center;
  margin-bottom: var(--space-16);
  padding-bottom: var(--space-8);
  border-bottom: 2px solid rgba(255, 255, 255, 0.3);
}

.column-header h3 {
  margin-bottom: var(--space-4);
  color: var(--color-text);
  font-size: var(--font-size-lg);
}

.column-description {
  font-size: var(--font-size-sm);
  opacity: 0.8;
  font-style: italic;
}

.kanban-task {
  background: var(--color-surface);
  padding: var(--space-12);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-8);
  cursor: grab;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  transition: all var(--duration-fast) var(--ease-standard);
}

.kanban-task:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.kanban-task.dragging {
  cursor: grabbing;
  opacity: 0.7;
  transform: rotate(2deg);
}

.wip-limits-info {
  margin-top: var(--space-24);
  padding: var(--space-16);
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  border-left: 4px solid var(--color-primary);
}

.wip-limits-info ul {
  margin: var(--space-8) 0 0 0;
  padding-left: var(--space-20);
}

.wip-limits-info li {
  margin-bottom: var(--space-4);
}

/* Metrics */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-16);
  margin-top: var(--space-24);
}

.metric-card {
  background: var(--color-surface);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-standard);
}

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

.metric-card h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-12);
  font-size: var(--font-size-lg);
}

.metric-description {
  margin-bottom: var(--space-12);
  line-height: var(--line-height-normal);
}

.metric-example {
  background: var(--color-secondary);
  padding: var(--space-12);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-8);
}

.metric-chart {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-style: italic;
}

/* Cadences - FIXED TABLE STRUCTURE */
.cadence-intro {
  background: var(--color-secondary);
  padding: var(--space-16);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-24);
  border-left: 4px solid var(--color-primary);
}

.cadence-intro h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-8);
}

.cadences-table-container {
  overflow-x: auto;
  margin: var(--space-16) 0 var(--space-24) 0;
}

.cadences-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius-base);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.cadences-table th {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  padding: var(--space-12) var(--space-16);
  font-weight: var(--font-weight-semibold);
  text-align: left;
  font-size: var(--font-size-base);
}

.cadences-table th:first-child {
  width: 150px;
  text-align: center;
}

.cadences-table th:nth-child(2) {
  width: 40%;
}

.cadences-table th:nth-child(3) {
  width: 35%;
}

.cadences-table td {
  padding: var(--space-12) var(--space-16);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.cadences-table tr:last-child td {
  border-bottom: none;
}

.cadences-table tr:nth-child(even) {
  background: rgba(var(--color-primary), 0.02);
}

.cadence-level {
  font-weight: var(--font-weight-semibold);
  text-align: center;
  padding: var(--space-6) var(--space-8);
  border-radius: var(--radius-sm);
}

.cadence-level.ruim {
  background: rgba(var(--color-error-rgb), 0.1);
  color: var(--color-error);
}

.cadence-level.razoavel {
  background: rgba(var(--color-warning-rgb), 0.1);
  color: var(--color-warning);
}

.cadence-level.boa {
  background: rgba(var(--color-info-rgb), 0.1);
  color: var(--color-info);
}

.cadence-level.muito-boa {
  background: rgba(var(--color-primary), 0.1);
  color: var(--color-primary);
}

.cadence-level.excelente {
  background: rgba(var(--color-success-rgb), 0.1);
  color: var(--color-success);
}

.main-cadences {
  margin-top: var(--space-24);
}

.cadence-types {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-16);
  margin-top: var(--space-16);
}

.cadence-type {
  background: var(--color-secondary);
  padding: var(--space-16);
  border-radius: var(--radius-base);
  border-left: 4px solid var(--color-primary);
}

.cadence-type h5 {
  color: var(--color-primary);
  margin-bottom: var(--space-8);
}

/* STATIK Wizard */
.statik-progress {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--duration-normal) var(--ease-standard);
  width: 12.5%;
}

.progress-text {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  white-space: nowrap;
}

.statik-step {
  display: none;
  animation: fadeIn 0.3s var(--ease-standard);
}

.statik-step.active {
  display: block;
}

.statik-step h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-16);
}

.statik-step textarea {
  margin-bottom: var(--space-12);
  min-height: 120px;
}

.statik-controls {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-24);
}

/* Resources */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-16);
  margin-top: var(--space-24);
}

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

.resource-list li {
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-border);
}

.resource-list li:last-child {
  border-bottom: none;
}

.resource-list a {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) var(--ease-standard);
}

.resource-list a:hover {
  background: var(--color-secondary);
}

.resource-list a:before {
  content: "📄";
  font-size: var(--font-size-sm);
}

.download-link:before {
  content: "⬇️";
}

/* Glossary */
.glossary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-12);
  margin-top: var(--space-16);
}

.glossary-term {
  position: relative;
  padding: var(--space-8);
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  text-align: center;
  cursor: help;
  transition: all var(--duration-fast) var(--ease-standard);
}

.glossary-term:hover {
  background: var(--color-secondary-hover);
  transform: translateY(-2px);
}

.glossary-term:hover .tooltip {
  opacity: 1;
  visibility: visible;
  bottom: 110%;
}

.tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text);
  color: var(--color-background);
  padding: var(--space-8);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-fast) var(--ease-standard);
  z-index: 1000;
  max-width: 200px;
  white-space: normal;
}

.tooltip:after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-text);
}

.glossary-term:hover .tooltip {
  opacity: 1;
  visibility: visible;
}

/* Quiz */
.quiz-container {
  margin-top: var(--space-16);
}

.quiz-question {
  background: var(--color-secondary);
  padding: var(--space-16);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-16);
}

.quiz-options {
  display: grid;
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.quiz-option {
  padding: var(--space-12);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-standard);
}

.quiz-option:hover {
  background: var(--color-secondary);
  transform: translateX(4px);
}

.quiz-option.correct {
  background: rgba(var(--color-success-rgb), 0.1);
  border-color: var(--color-success);
}

.quiz-option.incorrect {
  background: rgba(var(--color-error-rgb), 0.1);
  border-color: var(--color-error);
}

.quiz-result {
  text-align: center;
  padding: var(--space-20);
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  margin-top: var(--space-16);
}

/* Footer */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-24) 0;
  text-align: center;
  color: var(--color-text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .header h1 {
    font-size: var(--font-size-xl);
  }
  
  .nav {
    gap: var(--space-12);
  }
  
  .nav-link {
    font-size: var(--font-size-xs);
    padding: var(--space-2) var(--space-6);
  }
  
  .highway {
    grid-template-columns: 1fr 1fr;
  }
  
  .kanban-board {
    grid-template-columns: 1fr;
  }
  
  .highway-controls {
    justify-content: center;
    gap: var(--space-4);
  }
  
  .highway-controls .btn {
    padding: var(--space-6) var(--space-10);
    font-size: var(--font-size-sm);
  }
  
  .cadences-table-container {
    font-size: var(--font-size-sm);
  }
  
  .cadences-table th,
  .cadences-table td {
    padding: var(--space-8);
  }
  
  .principles-container {
    grid-template-columns: 1fr;
  }
  
  .add-task-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .add-task-controls input {
    max-width: none;
    margin-bottom: var(--space-8);
  }
}

/* Final visual consistency overrides */
[data-theme="light"] {
  --color-background: var(--bg);
  --color-surface: var(--surface);
  --color-text: var(--text);
  --color-text-secondary: var(--muted);
  --color-primary: var(--primary);
  --color-primary-hover: var(--primary-dark);
  --color-border: var(--border);
  --color-secondary: rgba(102, 126, 234, 0.08);
}

[data-theme="dark"] {
  --color-background: #0f172a;
  --color-surface: #1e293b;
  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-primary: #60a5fa;
  --color-primary-hover: #3b82f6;
  --color-border: #334155;
  --color-secondary: rgba(148, 163, 184, 0.14);
}

body {
  background: var(--color-background);
  color: var(--color-text);
  padding-top: 0;
}

main {
  padding-top: 48px;
}

/* Card and section theming */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

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

.benefit-card,
.practice-card,
.metric-card,
.cadence-type {
  background: var(--color-secondary);
  border-color: var(--color-border);
  color: var(--color-text);
}

.practice-card h4,
.metric-card h4,
.statik-step h3 {
  color: var(--color-primary);
}

.principle-item {
  background: var(--color-secondary);
  border-color: var(--color-primary);
}

.principle-example {
  background: var(--color-surface);
  border-color: var(--color-border);
}

.expandable-content {
  background: var(--color-secondary);
}

[data-theme="dark"] {
  /* Comprehensive dark mode text color fixes */
  color: #e2e8f0;
}

[data-theme="dark"] body {
  color: #e2e8f0;
  background: #0f172a;
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: #f1f5f9;
}

[data-theme="dark"] p {
  color: #cbd5e1;
}

[data-theme="dark"] .card {
  background: #1e293b;
  border-color: #334155;
}

[data-theme="dark"] .card__body {
  color: #e2e8f0;
}

[data-theme="dark"] .section h2 {
  color: #f1f5f9;
}

[data-theme="dark"] .benefit-card,
[data-theme="dark"] .practice-card,
[data-theme="dark"] .metric-card,
[data-theme="dark"] .cadence-type {
  background: #334155;
  border-color: #475569;
  color: #e2e8f0;
}

[data-theme="dark"] .benefit-card p,
[data-theme="dark"] .practice-card p,
[data-theme="dark"] .metric-card p {
  color: #cbd5e1;
}

[data-theme="dark"] .practice-card h4,
[data-theme="dark"] .metric-card h4,
[data-theme="dark"] .statik-step h3 {
  color: #60a5fa;
}

[data-theme="dark"] .principle-item {
  background: #334155;
  border-left-color: #60a5fa;
}

[data-theme="dark"] .principle-item h4 {
  color: #60a5fa;
}

[data-theme="dark"] .principle-example {
  background: #1e293b;
  border-color: #475569;
  color: #cbd5e1;
}

[data-theme="dark"] .expandable-content {
  background: #334155;
  border-left-color: #60a5fa;
  color: #cbd5e1;
}

[data-theme="dark"] .highway-sector {
  background: #1e293b;
  border-color: #334155;
  color: #e2e8f0;
}

[data-theme="dark"] .highway-controls .btn {
  background: #334155;
  color: #e2e8f0;
  border-color: #475569;
}

[data-theme="dark"] .highway-controls .btn--primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  border: none;
  color: #fff;
}

[data-theme="dark"] .kanban-board {
  background: #1e293b;
}

[data-theme="dark"] .kanban-column {
  background: #334155 !important;
}

[data-theme="dark"] .kanban-task {
  background: #475569;
  color: #f1f5f9;
}

[data-theme="dark"] .form-control,
[data-theme="dark"] input[type="text"],
[data-theme="dark"] textarea,
[data-theme="dark"] select {
  background: #1e293b;
  border-color: #475569;
  color: #e2e8f0;
}

[data-theme="dark"] .add-task-controls input {
  background: #1e293b;
  border-color: #475569;
  color: #e2e8f0;
}

[data-theme="dark"] .metric-card .metric-description,
[data-theme="dark"] .metric-example {
  color: #cbd5e1;
}

[data-theme="dark"] .cadences-table th,
[data-theme="dark"] .cadences-table td {
  border-color: #475569;
  color: #e2e8f0;
}

[data-theme="dark"] .statik-step {
  background: #1e293b;
}

[data-theme="dark"] .statik-step textarea {
  background: #1e293b;
  border-color: #475569;
  color: #e2e8f0;
}

[data-theme="dark"] .resources-grid .card {
  background: #1e293b;
}

[data-theme="dark"] .glossary-term {
  background: #334155;
  color: #e2e8f0;
}

[data-theme="dark"] .tooltip {
  background: #0f172a;
  color: #e2e8f0;
}

[data-theme="dark"] .quiz-container {
  background: #1e293b;
  color: #e2e8f0;
}

[data-theme="dark"] .wip-limits-info {
  background: #1e293b;
  color: #cbd5e1;
}

[data-theme="dark"] .highway-insights {
  background: #1e293b;
  color: #cbd5e1;
}

@font-face {
  font-family: 'FKGroteskNeue';
  src: url('https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2')
    format('woff2');
}