/* NORAI - Dark Gray Theme
 * A clean, modern design system for Canada's sovereign AI platform
 */

/* ========================================================================
   CSS Reset & Base
   ======================================================================== */

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

/* ========================================================================
   Custom Properties (CSS Variables)
   ======================================================================== */

:root {
  /* Neutral gray color palette */
  --northern-blue-950: #0a0a0a;
  --northern-blue-900: #171717;
  --northern-blue-800: #262626;
  --northern-blue-700: #404040;
  --northern-blue-600: #525252;
  --northern-blue-500: #737373;
  --northern-blue-400: #a3a3a3;
  --northern-blue-300: #d4d4d4;
  --northern-blue-200: #e5e5e5;
  --northern-blue-100: #f5f5f5;
  --northern-blue-50: #fafafa;

  /* Neutral colors */
  --ice-white: #fafafa;
  --snow-gray: #f5f5f5;
  --slate-dark: #0a0a0a;

  /* Semantic colors */
  --success: #22c55e;
  --warning: #f59e0b;
  --error: #ef4444;

  /* Theme colors */
  --background: var(--ice-white);
  --foreground: var(--slate-dark);
  --primary: var(--northern-blue-700);
  --primary-hover: var(--northern-blue-800);

  /* Typography */
  --font-sans: 'Berkeley Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* Dark mode */
[data-theme="dark"] {
  --background: var(--northern-blue-950);
  --foreground: var(--ice-white);
  --primary: var(--northern-blue-400);
  --primary-hover: var(--northern-blue-300);
}

/* ========================================================================
   Berkeley Mono Font
   ======================================================================== */

@font-face {
  font-family: 'Berkeley Mono';
  src: url('/static/fonts/BerkeleyMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Berkeley Mono';
  src: url('/static/fonts/BerkeleyMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Berkeley Mono';
  src: url('/static/fonts/BerkeleyMono-Oblique.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Berkeley Mono';
  src: url('/static/fonts/BerkeleyMono-Bold-Oblique.woff2') format('woff2');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ========================================================================
   Base Styles
   ======================================================================== */

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--foreground);
  background-color: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================================================
   Typography
   ======================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--foreground);
}

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-base); }

p {
  margin-bottom: var(--spacing-4);
}

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

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

/* ========================================================================
   Layout
   ======================================================================== */

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--spacing-6);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--spacing-8);
  }
}

.section {
  padding: var(--spacing-16) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-24) 0;
  }
}

/* ========================================================================
   Navigation
   ======================================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all var(--transition-slow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav--light {
  background-color: rgba(255, 255, 255, 0.95);
}

.nav--dark {
  background-color: rgba(10, 10, 10, 0.95);
}

[data-theme="dark"] .nav--light {
  background-color: rgba(10, 10, 10, 0.95);
}

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

.nav__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo img {
  height: 2.5rem;
  width: auto;
}

.nav__links {
  display: none;
  align-items: center;
  gap: var(--spacing-6);
}

@media (min-width: 768px) {
  .nav__links {
    display: flex;
  }
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--northern-blue-700);
  padding: var(--spacing-1) var(--spacing-2);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast);
}

[data-theme="dark"] .nav__link {
  color: var(--northern-blue-200);
}

.nav__link:hover {
  color: var(--northern-blue-900);
}

[data-theme="dark"] .nav__link:hover {
  color: white;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.nav__mobile-toggle {
  display: block;
  padding: var(--spacing-2);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--northern-blue-700);
}

[data-theme="dark"] .nav__mobile-toggle {
  color: var(--northern-blue-200);
}

@media (min-width: 768px) {
  .nav__mobile-toggle {
    display: none;
  }
}

.nav__mobile-menu {
  display: none;
  padding: var(--spacing-4) 0;
  border-top: 1px solid var(--northern-blue-200);
}

[data-theme="dark"] .nav__mobile-menu {
  border-top-color: var(--northern-blue-700);
}

.nav__mobile-menu.active {
  display: block;
}

@media (min-width: 768px) {
  .nav__mobile-menu {
    display: none !important;
  }
}

.nav__mobile-link {
  display: block;
  padding: var(--spacing-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--northern-blue-700);
}

[data-theme="dark"] .nav__mobile-link {
  color: var(--northern-blue-200);
}

/* ========================================================================
   Buttons
   ======================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-6);
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 500;
  line-height: 1;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--northern-blue-500);
  outline-offset: 2px;
}

.btn--primary {
  background-color: var(--northern-blue-700);
  color: white;
}

.btn--primary:hover {
  background-color: var(--northern-blue-800);
  color: white;
}

.btn--secondary {
  background-color: transparent;
  color: var(--northern-blue-700);
  border: 1px solid var(--northern-blue-300);
}

[data-theme="dark"] .btn--secondary {
  color: var(--northern-blue-200);
  border-color: var(--northern-blue-600);
}

.btn--secondary:hover {
  background-color: var(--northern-blue-100);
  border-color: var(--northern-blue-400);
}

[data-theme="dark"] .btn--secondary:hover {
  background-color: var(--northern-blue-800);
}

.btn--lg {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--font-size-base);
}

/* ========================================================================
   Cards
   ======================================================================== */

.card {
  background-color: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--northern-blue-100);
  transition: all var(--transition-base);
}

[data-theme="dark"] .card {
  background-color: var(--northern-blue-900);
  border-color: var(--northern-blue-700);
}

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

.card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-2);
}

.card__description {
  font-size: var(--font-size-sm);
  color: var(--northern-blue-600);
}

.card--coming-soon {
  opacity: 0.7;
  cursor: default;
}

.card--coming-soon:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .card__description {
  color: var(--northern-blue-300);
}

/* ========================================================================
   Hero Section
   ======================================================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  background: linear-gradient(135deg, var(--northern-blue-50) 0%, white 100%);
}

[data-theme="dark"] .hero {
  background: linear-gradient(135deg, var(--northern-blue-950) 0%, var(--northern-blue-900) 100%);
}

.hero__content {
  max-width: 48rem;
}

.hero__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-4);
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--font-size-5xl);
  }
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--northern-blue-600);
  margin-bottom: var(--spacing-6);
}

[data-theme="dark"] .hero__subtitle {
  color: var(--northern-blue-300);
}

.hero__description {
  font-size: var(--font-size-base);
  color: var(--northern-blue-500);
  margin-bottom: var(--spacing-8);
  max-width: 36rem;
}

[data-theme="dark"] .hero__description {
  color: var(--northern-blue-400);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

/* ========================================================================
   Stats Section
   ======================================================================== */

.stats {
  background-color: var(--northern-blue-900);
  color: white;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-8);
}

@media (min-width: 768px) {
  .stats__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stats__item {
  text-align: center;
}

.stats__value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: white;
}

@media (min-width: 768px) {
  .stats__value {
    font-size: var(--font-size-4xl);
  }
}

.stats__label {
  font-size: var(--font-size-sm);
  color: var(--northern-blue-300);
  margin-top: var(--spacing-2);
}

/* ========================================================================
   Section Backgrounds
   ======================================================================== */

.section--alt {
  background-color: var(--northern-blue-50);
}

[data-theme="dark"] .section--alt {
  background-color: var(--northern-blue-900);
}

.card--alt {
  background-color: var(--northern-blue-50);
}

[data-theme="dark"] .card--alt {
  background-color: var(--northern-blue-800);
}

/* ========================================================================
   Section Headers
   ======================================================================== */

.section-header {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto var(--spacing-12);
}

.section-header__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-4);
}

@media (min-width: 768px) {
  .section-header__title {
    font-size: var(--font-size-3xl);
  }
}

.section-header__subtitle {
  font-size: var(--font-size-base);
  color: var(--northern-blue-500);
}

[data-theme="dark"] .section-header__subtitle {
  color: var(--northern-blue-400);
}

/* ========================================================================
   Grid Layouts
   ======================================================================== */

.grid {
  display: grid;
  gap: var(--spacing-6);
}

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

@media (min-width: 768px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

@media (min-width: 640px) {
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid--4 {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ========================================================================
   Footer
   ======================================================================== */

.footer {
  background-color: var(--northern-blue-950);
  color: white;
}

.footer__main {
  padding: var(--spacing-16) 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-12);
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr repeat(4, 1fr);
  }
}

.footer__brand {
  max-width: 20rem;
}

.footer__logo {
  height: 3rem;
  width: auto;
  margin-bottom: var(--spacing-4);
}

.footer__description {
  font-size: var(--font-size-sm);
  color: var(--northern-blue-300);
  margin-bottom: var(--spacing-6);
}

.footer__sovereignty {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--northern-blue-400);
}

.footer__section-title {
  font-weight: 600;
  margin-bottom: var(--spacing-4);
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: var(--spacing-3);
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: var(--northern-blue-300);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: white;
}

.footer__links .disabled {
  color: var(--northern-blue-500);
  cursor: not-allowed;
}

.footer__bottom {
  padding: var(--spacing-6) 0;
  border-top: 1px solid var(--northern-blue-800);
}

.footer__bottom-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-4);
}

@media (min-width: 768px) {
  .footer__bottom-content {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer__copyright {
  font-size: var(--font-size-sm);
  color: var(--northern-blue-400);
}

.footer__email {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--northern-blue-300);
}

.footer__email:hover {
  color: white;
}

/* ========================================================================
   Theme Toggle
   ======================================================================== */

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: 1px solid var(--northern-blue-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  color: var(--northern-blue-700);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .theme-toggle {
  border-color: var(--northern-blue-600);
  color: var(--northern-blue-200);
}

.theme-toggle:hover {
  background-color: var(--northern-blue-100);
  border-color: var(--northern-blue-300);
}

[data-theme="dark"] .theme-toggle:hover {
  background-color: var(--northern-blue-800);
}

.theme-toggle__icon--light,
.theme-toggle__icon--dark {
  width: 1.25rem;
  height: 1.25rem;
}

.theme-toggle__icon--light {
  display: block;
}

.theme-toggle__icon--dark {
  display: none;
}

[data-theme="dark"] .theme-toggle__icon--light {
  display: none;
}

[data-theme="dark"] .theme-toggle__icon--dark {
  display: block;
}

/* ========================================================================
   Language Switcher
   ======================================================================== */

.lang-switch {
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--spacing-1) var(--spacing-3);
  color: var(--northern-blue-700);
  background: none;
  border: 1px solid var(--northern-blue-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

[data-theme="dark"] .lang-switch {
  color: var(--northern-blue-200);
  border-color: var(--northern-blue-600);
}

.lang-switch:hover {
  background-color: var(--northern-blue-100);
  border-color: var(--northern-blue-300);
  color: var(--northern-blue-800);
}

[data-theme="dark"] .lang-switch:hover {
  background-color: var(--northern-blue-800);
  color: white;
}

/* ========================================================================
   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;
}

.sr-only:focus,
.sr-only:focus-visible {
  position: static;
  width: auto;
  height: auto;
  padding: inherit;
  margin: inherit;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

:focus-visible {
  outline: 2px solid var(--northern-blue-500);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--spacing-4);
  z-index: 100;
  padding: var(--spacing-2) var(--spacing-4);
  background-color: var(--northern-blue-900);
  color: white;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-size: var(--font-size-sm);
}

.skip-link:focus {
  top: var(--spacing-4);
}

/* ========================================================================
   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;
  }
}

/* ========================================================================
   Selection
   ======================================================================== */

::selection {
  background-color: var(--northern-blue-200);
  color: var(--northern-blue-900);
}

[data-theme="dark"] ::selection {
  background-color: var(--northern-blue-700);
  color: white;
}

/* ========================================================================
   Badges
   ======================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
}

.badge--primary {
  background-color: var(--northern-blue-200);
  color: var(--northern-blue-700);
}

[data-theme="dark"] .badge--primary {
  background-color: var(--northern-blue-800);
  color: var(--northern-blue-200);
}

.badge--success {
  background-color: #dcfce7;
  color: #166534;
}

.badge--warning {
  background-color: #fef3c7;
  color: #92400e;
}

/* ========================================================================
   Prototype Cards (Special styling for prototypes page)
   ======================================================================== */

.prototype-card {
  position: relative;
  overflow: hidden;
}

.prototype-card--quickwin {
  border-left: 4px solid var(--success);
}

.prototype-card--worldleading {
  border-left: 4px solid var(--warning);
}

.prototype-card__badge {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
}

/* ========================================================================
   Comparison Table (Genesis page)
   ======================================================================== */

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-4);
  text-align: left;
  border-bottom: 1px solid var(--northern-blue-200);
}

[data-theme="dark"] .comparison-table th,
[data-theme="dark"] .comparison-table td {
  border-bottom-color: var(--northern-blue-700);
}

.comparison-table th {
  font-weight: 600;
  background-color: var(--northern-blue-50);
}

[data-theme="dark"] .comparison-table th {
  background-color: var(--northern-blue-900);
}

.comparison-table__check {
  color: var(--success);
}

.comparison-table__cross {
  color: var(--northern-blue-400);
}

/* ========================================================================
   Feature Icons
   ======================================================================== */

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-lg);
  background-color: var(--northern-blue-100);
  color: var(--northern-blue-700);
  margin-bottom: var(--spacing-4);
}

[data-theme="dark"] .feature-icon {
  background-color: var(--northern-blue-800);
  color: var(--northern-blue-200);
}

/* ========================================================================
   Form Elements
   ======================================================================== */

.form-group {
  margin-bottom: var(--spacing-4);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--spacing-2);
  color: var(--foreground);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  color: var(--foreground);
  background-color: white;
  border: 1px solid var(--northern-blue-200);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-textarea {
  background-color: var(--northern-blue-900);
  border-color: var(--northern-blue-700);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--northern-blue-500);
  box-shadow: 0 0 0 3px rgba(115, 115, 115, 0.1);
}

.form-textarea {
  min-height: 8rem;
  resize: vertical;
}

/* ========================================================================
   Mission/Points List
   ======================================================================== */

.points-list {
  list-style: none;
}

.points-list li {
  position: relative;
  padding-left: var(--spacing-8);
  margin-bottom: var(--spacing-4);
}

.points-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 1.5rem;
  height: 1.5rem;
  background-color: var(--northern-blue-300);
  border-radius: var(--radius-full);
}

[data-theme="dark"] .points-list li::before {
  background-color: var(--northern-blue-800);
}

/* ========================================================================
   Utility Classes
   ======================================================================== */

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

.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }

.text-muted { color: var(--northern-blue-500); }
[data-theme="dark"] .text-muted { color: var(--northern-blue-400); }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--spacing-2); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }

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

@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
}

/* ========================================================================
   Highcharts Customization
   ======================================================================== */

.highcharts-container {
  font-family: var(--font-sans) !important;
}

.highcharts-background {
  fill: transparent !important;
}

[data-theme="dark"] .highcharts-axis-labels text,
[data-theme="dark"] .highcharts-legend-item text {
  fill: var(--northern-blue-300) !important;
}