:root {
  /* Primitive Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(252, 252, 249, 1);
  --color-cream-100: rgba(255, 255, 253, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(19, 52, 59, 1);
  --color-teal-300: rgba(50, 184, 198, 1);
  --color-teal-400: rgba(45, 166, 178, 1);
  --color-teal-500: rgba(33, 128, 141, 1);
  --color-teal-600: rgba(29, 116, 128, 1);
  --color-teal-700: rgba(26, 104, 115, 1);
  --color-teal-800: rgba(41, 150, 161, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(230, 129, 97, 1);
  --color-orange-500: rgba(168, 75, 47, 1);

  /* RGB versions for opacity control */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  --color-slate-500-rgb: 98, 108, 113;
  --color-red-500-rgb: 192, 21, 47;
  --color-red-400-rgb: 255, 84, 89;
  --color-orange-500-rgb: 168, 75, 47;
  --color-orange-400-rgb: 230, 129, 97;

  /* Background color tokens (Light Mode) */
  --color-bg-1: rgba(59, 130, 246, 0.08); /* Light blue */
  --color-bg-2: rgba(245, 158, 11, 0.08); /* Light yellow */
  --color-bg-3: rgba(34, 197, 94, 0.08); /* Light green */
  --color-bg-4: rgba(239, 68, 68, 0.08); /* Light red */
  --color-bg-5: rgba(147, 51, 234, 0.08); /* Light purple */
  --color-bg-6: rgba(249, 115, 22, 0.08); /* Light orange */
  --color-bg-7: rgba(236, 72, 153, 0.08); /* Light pink */
  --color-bg-8: rgba(6, 182, 212, 0.08); /* Light cyan */

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);
  --color-select-caret: rgba(var(--color-slate-900-rgb), 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 {
    /* RGB versions for opacity control (Dark Mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Background color tokens (Dark Mode) */
    --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
    --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
    --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
    --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
    --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
    --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
    --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
    --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */

    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 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(var(--color-gray-400-rgb), 0.2);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 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: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  /* RGB versions for opacity control (dark mode) */
  --color-gray-400-rgb: 119, 124, 124;
  --color-teal-300-rgb: 50, 184, 198;
  --color-gray-300-rgb: 167, 169, 169;
  --color-gray-200-rgb: 245, 245, 245;

  /* Colorful background palette - Dark Mode */
  --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
  --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
  --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
  --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
  --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
  --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
  --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
  --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */

  /* Semantic Color Tokens (Dark Mode) */
  --color-background: var(--color-charcoal-700);
  --color-surface: var(--color-charcoal-800);
  --color-text: var(--color-gray-200);
  --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
  --color-primary: var(--color-teal-300);
  --color-primary-hover: var(--color-teal-400);
  --color-primary-active: var(--color-teal-800);
  --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
  --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
  --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
  --color-border: rgba(var(--color-gray-400-rgb), 0.3);
  --color-error: var(--color-red-400);
  --color-success: var(--color-teal-300);
  --color-warning: var(--color-orange-400);
  --color-info: var(--color-gray-300);
  --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
  --color-btn-primary-text: var(--color-slate-900);
  --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
  --color-card-border-inner: rgba(var(--color-gray-400-rgb), 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(var(--color-gray-400-rgb), 0.2);
  --color-select-caret: rgba(var(--color-gray-200-rgb), 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: var(--color-teal-300-rgb);
  --color-error-rgb: var(--color-red-400-rgb);
  --color-warning-rgb: var(--color-orange-400-rgb);
  --color-info-rgb: var(--color-gray-300-rgb);
}

[data-color-scheme="light"] {
  /* RGB versions for opacity control (light mode) */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: var(--color-teal-500-rgb);
  --color-error-rgb: var(--color-red-500-rgb);
  --color-warning-rgb: var(--color-orange-500-rgb);
  --color-info-rgb: var(--color-slate-500-rgb);
}

/* 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');
}

/* END PERPLEXITY DESIGN SYSTEM */
/* Euporia Brand Palette - Colors from Logo */
:root {
  --primary-blue: #1B3A52;
  --primary-teal: #0E8FA3;
  --accent-white: #FFFFFF;
  --secondary-sky-blue: #E8F4F8;
  --cranberry-red: #BE2A43;
  --orange: #FF8200;
  --mint-lime: #A8E063;
  --soft-white: #FFFFFF;
  --ice-blue: #E8F4F8;
  --brand-gradient: linear-gradient(140deg, #1B3A52 0%, #0E8FA3 100%);
  --brand-gradient-inverse: linear-gradient(120deg, #0E8FA3 0%, #1B3A52 100%, #E8F4F8 100%);
  --sparkle-bg: radial-gradient(circle at 30% 40%, #E8F4F8 55%, rgba(14, 143, 163, 0.21) 72%, #fff 100%);
  --font-main: 'FKGroteskNeue', "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

html {
  font-size: 16px;
  font-family: var(--font-main);
  background: var(--secondary-sky-blue);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--primary-blue);
  background: var(--soft-white);
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Contact Info Bar */
.contact-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  background: var(--ice-blue);
  color: var(--deep-navy);
  font-size: 0.95rem;
  padding: 0.4rem 1.5rem;
  justify-content: center;
  box-shadow: 0 1px 8px rgba(0,0,0,0.05);
}
.contact-bar a { color: var(--primary-blue); text-decoration: underline; }
.contact-bar .pipe {
  margin: 0 6px;
  color: var(--primary-blue);
  opacity: 0.7;
  font-weight: bold;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 75vh;
  padding-top: 2.5rem;
  padding-bottom: 3.5rem;
  background: var(--brand-gradient);
  overflow: hidden;
  min-height: 91vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.hero-bg-sparkle {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  width: 100%;
  height: 100%;
  background: var(--sparkle-bg);
  opacity: 0.7;
  animation: rippleFade 5s linear infinite alternate;
}
@keyframes rippleFade {
  from { opacity: 0.6; }
  to   { opacity: 0.85; }
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
}
.euporia-logo {
  width: 110px;
  height: auto;
  margin-bottom: 1.4rem;
  filter: drop-shadow(0 0 24px rgba(14, 143, 163, 0.14));
  border-radius: 18px;
  background: #fff;
  padding: 0.5rem 1rem;
}
.hero-logo-prominent {
  width: clamp(220px, 34vw, 340px);
  min-width: 180px;
  max-width: 420px;
  min-height: 50px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2.3rem;
  display: block;
  box-shadow: 0 10px 40px 0 rgba(27, 58, 82, 0.09);
  background: #fff;
}
.hero-title {
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--accent-white);
  margin-bottom: 1rem;
  line-height: 1.13;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 24px rgba(27, 58, 82, 0.17);
}
.hero-subtitle {
  font-size: 1.2rem;
  color: var(--secondary-sky-blue);
  margin-bottom: 2.1rem;
}
.hero-ctas {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 1.2rem;
}

/* CTA Button Styles */
.btn {
  padding: 0.7rem 2rem;
  font-size: 1.05rem;
  border-radius: 24px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.30s, box-shadow 0.20s, color 0.20s;
  outline: none;
  display: inline-block;
  box-shadow: 0 3px 18px 0 rgba(116, 212, 227, 0.08);
  margin-bottom: 0.3rem;
  text-decoration: none;
}
.btn--primary {
  background: var(--primary-blue);
  color: #fff;
}
.btn--primary:hover, .btn--primary:focus {
  background: #142e40;
  box-shadow: 0 6px 32px 0 rgba(27,58,82,0.24);
}
.btn--secondary {
  background: var(--primary-teal);
  color: var(--accent-white);
}
.btn--secondary:hover, .btn--secondary:focus {
  background: #0d7a8a;
  color: #fff;
}
.btn--outline {
  background: transparent;
  border: 2px solid var(--primary-teal);
  color: var(--primary-blue);
}
.btn--outline:hover, .btn--outline:focus {
  background: var(--primary-teal);
  color: #fff;
}

.btn:active { opacity: 0.88; }

/* Reverse Osmosis Water Section */
.ro-water-section {
  background: linear-gradient(to bottom, var(--secondary-sky-blue) 65%, #fff 100%);
  padding: 3rem 0;
  margin-top: 2rem;
}
.ro-water-section h2 {
  font-size: 2.2rem;
  color: var(--primary-blue);
  text-align: center;
  margin-bottom: 2rem;
  font-weight: 700;
}
.ro-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}
.ro-image {
  text-align: center;
}
.ro-image img {
  max-width: 280px;
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(27,58,82,0.17);
}
.ro-details h3 {
  color: var(--primary-blue);
  font-size: 1.4rem;
  margin: 1.5rem 0 0.8rem 0;
  font-weight: 600;
}
.ro-intro, .ro-why {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--primary-blue);
  margin-bottom: 1.2rem;
}
.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}
.benefits-list li {
  padding: 0.6rem 0 0.6rem 2rem;
  position: relative;
  color: var(--primary-blue);
  font-size: 1.02rem;
  line-height: 1.6;
}
.benefits-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-blue);
  font-weight: bold;
  font-size: 1.3em;
}
.ro-details .btn {
  margin-top: 1rem;
}
@media (min-width: 768px) {
  .ro-content {
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
  }
  .ro-image img {
    max-width: 100%;
  }
}

/* Secondary Products Section */
.products-section {
  margin-top: 2rem;
  margin-bottom: 2.6rem;
  text-align: center;
}
.products-section h2 {
  font-size: 2rem;
  color: var(--primary-blue);
  margin-bottom: 2.2rem;
}
.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}
.product-card {
  background: #fff;
  padding: 2rem 1.4rem 1.6rem 1.4rem;
  border-radius: 18px;
  box-shadow: 0 3px 24px 0 rgba(116, 212, 227, 0.13);
  transition: transform 0.22s, box-shadow 0.22s;
  border: 2px solid transparent;
  text-align: left;
  position: relative;
  min-height: 158px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.5s, transform 0.5s;
}
.product-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.product-teal {
  border-color: var(--primary-blue);
  background: linear-gradient(120deg, var(--secondary-sky-blue) 80%, rgba(27,58,82,0.09) 100%);
}
.product-red-orange {
  border-color: var(--cranberry-red);
  background: linear-gradient(120deg, #fff 70%, rgba(255,130,0,0.1) 100%, rgba(190,42,67,0.1) 140%);
}
.product-card h3 {
  font-size: 1.23rem;
  color: var(--primary-teal);
  letter-spacing: -0.4px;
  margin-bottom: 0.43rem;
}
.product-red-orange h3 {
  color: var(--cranberry-red);
}
.product-card p {
  font-size: 1rem;
  color: var(--primary-blue);
}
.product-card:hover, .product-card:focus {
  transform: scale(1.025) translateY(-3px);
  box-shadow: 0 10px 36px 0 rgba(116, 212, 227, 0.15);
  z-index: 2;
}

/* Custom Bottles Section */
.custom-bottles-section {
  background: var(--soft-white);
  padding: 2.3rem 0 2.8rem 0;
}
.custom-bottles-section h2 {
  text-align: center;
  color: var(--primary-teal);
  font-size: 2rem;
  margin-bottom: 1rem;
}
.custom-bottles-desc {
  text-align: center;
  color: var(--primary-blue);
  margin: 0 0 1.8rem 0;
}
.bottle-mockups-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.6rem;
}
.bottle-mockup {
  text-align: center;
  position: relative;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 17px rgba(116,212,227,0.08);
  padding: 1.2rem 0.7rem 1.8rem 0.7rem;
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.7s, transform 0.7s;
}
.bottle-mockup.visible {
  opacity: 1;
  transform: translateY(0);
}
.bottle-mockup img {
  width: 100%;
  max-width: 120px;
  border-radius: 10px;
  margin-bottom: 0.8rem;
  background: var(--ice-blue);
}
.bottle-mockup span {
  color: var(--primary-blue);
  font-size: 1.05rem;
  font-weight: 500;
}
.custom-bottles-ctas {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

/* About Section */
.about-section {
  background: var(--soft-white);
  padding: 2.2rem 0;
}
.about-gradient {
  border-radius: 24px;
  background: var(--secondary-sky-blue);
  padding: 2.3rem 2rem 1.5rem 2rem;
  box-shadow: 0 2px 20px rgba(0,0,0,0.05);
  text-align: center;
  max-width: 770px;
  border: 1px solid rgba(27, 58, 82, 0.08);
}
.about-section h2 {
  color: var(--primary-blue);
  font-size: 1.4rem;
  margin-bottom: 0.9rem;
  letter-spacing: -0.45px;
}
.about-section p {
  color: var(--primary-blue);
  font-size: 1.09rem;
}

/* Contact Section */
.contact-section {
  background: var(--primary-blue);
  color: #fff;
  border-radius: 20px 20px 0 0;
  padding: 2.4rem 0 2.9rem 0;
  position: relative;
  margin-top: 2.5rem;
  margin-bottom: 0;
}

.contact-section h2 {
  text-align: center;
  font-size: 2rem;
  color: #fff;
  margin-bottom: 0.6rem;
}
.contact-section .location {
  text-align: center;
  font-size: 0.98rem;
  margin-bottom: 1.25rem;
  color: #d6ffee;
}
.contact-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
}
.contact-link {
  display: flex;
  align-items: center;
  font-size: 1.11rem;
  background: rgba(255,255,255,0.11);
  color: #fff;
  border-radius: 18px;
  padding: 0.8rem 2.5rem 0.8rem 1.1rem;
  transition: background 0.19s, color 0.19s;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.13);
}
.contact-link:hover, .contact-link:focus {
  background: #fff;
  color: var(--primary-blue);
}
.contact-icon {
  margin-right: 0.75em;
  font-size: 1.18em;
}

/* Footer */
.footer-section {
  background: var(--primary-blue);
  color: #fff;
  padding: 1.6rem 0 0.7rem 0;
  margin-top: 0;
  text-align: center;
  font-size: 1rem;
}
.footer-section a {
  color: #fff;
  text-decoration: underline;
}
.footer-section a:visited {
  color: #e4f9ff;
}
.footer-copyright {
  display: block;
  opacity: 0.75;
  font-size: 0.97rem;
  margin-top: 0.5rem;
}


/* Sticky Mobile Contact Bar */
.mobile-contact-bar {
  display: none;
}
@media (max-width: 660px) {
  .mobile-contact-bar {
    position: fixed;
    display: flex;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-blue);
    z-index: 99;
    border-radius: 18px 18px 0 0;
    box-shadow: 0 -2px 20px 0 rgba(0,0,0,0.12);
    justify-content: space-around;
    padding: 0.6rem 0 0.48rem 0;
    gap: 0.3rem;
  }
  .mobile-contact-bar a {
    color: #fff;
    font-size: 1.78em;
    display: flex;
    align-items: center;
    padding: 0.1em 0.5em;
    border-radius: 14px;
    text-decoration: none;
    background: transparent;
    transition: background 0.19s, color 0.17s;
  }
  .mobile-contact-bar a:active, .mobile-contact-bar a:hover, .mobile-contact-bar a:focus{
    background: #fff;
    color: var(--primary-blue);
  }

  /* Hide desktop contact bar */
  .contact-bar {
    display: none;
  }
}

/* Responsive Layouts */
@media (min-width: 600px) {
  .product-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 599px) {
  .bottle-mockups-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 460px) {
  .container { padding: 0 0.3rem; }
  .hero-title { font-size: 1.5rem }
  .hero-section { padding-top: 1.1rem; }
  .bottle-mockups-grid { gap: 1.1rem; }
  .about-gradient { padding: 1.3rem 0.3rem 0.8rem 0.3rem; }
  .custom-bottles-section, .contact-section, .about-section { padding-left: 0.14rem; padding-right: 0.14rem;}
}

/* Fade-In Animation for Cards & Images */
.reveal {
  opacity: 0;
  transform: translateY(38px);
  transition: opacity 0.65s cubic-bezier(.23,.7,.19,.97), transform 0.6s cubic-bezier(.23,.7,.19,.97);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hide visually */
.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;
}

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