: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 */
: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;
}

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

/* Presentation Specific Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-base);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
    height: 100vh;
    color: white;
}

.presentation-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
.navigation {
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.slide-indicator {
    background: rgba(255, 255, 255, 0.2);
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

/* Slides */
.slides-wrapper {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(100px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide.active {
    opacity: 1;
    transform: translateX(0);
}

.slide-content {
    width: 90%;
    max-width: 1200px;
    text-align: center;
    padding: 80px 20px 20px;
}

/* Typography */
h1 {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 700;
    margin-bottom: 40px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

h2 {
    font-size: clamp(24px, 3.5vw, 48px);
    font-weight: 600;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

h3 {
    font-size: clamp(20px, 2.5vw, 36px);
    font-weight: 600;
    margin-bottom: 20px;
}

p {
    font-size: clamp(18px, 2vw, 28px);
    line-height: 1.4;
    margin-bottom: 20px;
}

/* Slide 1: Титульный */
.slide[data-slide="1"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.main-title {
    font-size: clamp(40px, 6vw, 72px);
    margin-bottom: 60px;
    animation: titlePulse 2s ease-in-out infinite alternate;
}

@keyframes titlePulse {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

.icons-circle {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto 60px;
}

.icon-item {
    position: absolute;
    width: 80px;
    height: 80px;
    font-size: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    animation: float 3s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.5s);
    top: 50%;
    left: 50%;
    transform-origin: 200px 0;
    transform: rotate(calc(var(--i) * 60deg)) translateY(-200px) rotate(calc(var(--i) * -60deg));
}

@keyframes float {
    0%, 100% { transform: rotate(calc(var(--i) * 60deg)) translateY(-200px) rotate(calc(var(--i) * -60deg)) translateY(0); }
    50% { transform: rotate(calc(var(--i) * 60deg)) translateY(-200px) rotate(calc(var(--i) * -60deg)) translateY(-20px); }
}

.subtitle {
    font-size: clamp(24px, 3vw, 36px);
    opacity: 0.9;
}

/* Slide 2: Что такое IT */
.slide[data-slide="2"] {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.comparison {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 60px;
    gap: 40px;
}

.comparison-left, .comparison-right {
    flex: 1;
}

.wizard, .developer {
    font-size: 120px;
    margin-bottom: 20px;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-20px); }
    60% { transform: translateY(-10px); }
}

.arrow {
    font-size: 80px;
    color: #fff;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.magic-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.magic-icon {
    font-size: 50px;
    animation: sparkle 1s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.3s);
}

@keyframes sparkle {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(10deg); }
}

/* Slide 3: Что создают */
.slide[data-slide="3"] {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.grid-item {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 40px 20px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
}

.grid-item:hover {
    transform: translateY(-10px);
}

.grid-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

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

.bottom-text {
    text-align: center;
    margin-top: 40px;
}

.bottom-section {
    text-align: center;
    margin-top: 40px;
}

/* Slide 4: Программист */
.slide[data-slide="4"] {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.superhero {
    font-size: 120px;
    margin: 40px 0;
    position: relative;
    z-index: 10;
}

.games-orbit {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto 60px;
}

.game-icon {
    position: absolute;
    width: 60px;
    height: 60px;
    font-size: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    top: 50%;
    left: 50%;
    transform-origin: 150px 0;
    transform: rotate(calc(var(--i) * 90deg)) translateY(-150px) rotate(calc(var(--i) * -90deg));
    animation: orbit 4s linear infinite;
}

@keyframes orbit {
    from { transform: rotate(calc(var(--i) * 90deg)) translateY(-150px) rotate(calc(var(--i) * -90deg)) rotate(0deg); }
    to { transform: rotate(calc(var(--i) * 90deg)) translateY(-150px) rotate(calc(var(--i) * -90deg)) rotate(360deg); }
}

/* Slide 5: Дизайнеры */
.slide[data-slide="5"] {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.split-screen {
    display: flex;
    gap: 60px;
    margin-bottom: 60px;
    justify-content: space-around;
}

.designer-section {
    flex: 1;
    text-align: center;
}

.artist {
    font-size: 80px;
    margin: 20px 0;
}

.design-elements {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.platform, .monster, .treasure {
    font-size: 40px;
    animation: designFloat 2s ease-in-out infinite alternate;
}

@keyframes designFloat {
    from { transform: translateY(0); }
    to { transform: translateY(-15px); }
}

.ui-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.before, .after {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    border-radius: 10px;
}

.before {
    background: #ccc;
}

.after {
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
    animation: colorShift 2s ease-in-out infinite;
}

@keyframes colorShift {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

/* Slide 6: Робототехник */
.slide[data-slide="6"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.main-robot {
    font-size: 150px;
    margin: 40px 0;
    animation: robotMove 3s ease-in-out infinite;
}

@keyframes robotMove {
    0%, 100% { transform: translateX(0) rotate(0deg); }
    25% { transform: translateX(20px) rotate(5deg); }
    75% { transform: translateX(-20px) rotate(-5deg); }
}

.robot-examples {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 60px 0;
    flex-wrap: wrap;
}

.robot-example {
    font-size: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 20px;
    backdrop-filter: blur(10px);
    animation: robotDemo 2s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.4s);
}

@keyframes robotDemo {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(10deg); }
}

/* Slide 7: Этичный хакер */
.slide[data-slide="7"] {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
}

.hacker-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 40px 0;
}

.hacker {
    font-size: 120px;
    margin-bottom: 20px;
}

.shields {
    display: flex;
    gap: 20px;
}

.shields span {
    font-size: 50px;
    animation: shieldPulse 1.5s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.2s);
}

@keyframes shieldPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.hacker-comparison {
    display: flex;
    gap: 60px;
    margin: 60px 0;
    justify-content: space-around;
}

.bad-hackers, .good-hackers {
    flex: 1;
    text-align: left;
}

.bad-hackers h3 {
    color: #ff6b6b;
}

.good-hackers h3 {
    color: #4ecdc4;
}

.bad-hackers ul, .good-hackers ul {
    list-style: none;
    padding: 0;
}

.bad-hackers li, .good-hackers li {
    font-size: clamp(16px, 1.8vw, 24px);
    margin: 10px 0;
    padding-left: 30px;
    position: relative;
}

.bad-hackers li::before {
    content: '❌';
    position: absolute;
    left: 0;
}

.good-hackers li::before {
    content: '✅';
    position: absolute;
    left: 0;
}

/* Slide 8: Scratch */
.slide[data-slide="8"] {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    color: #333;
}

.slide[data-slide="8"] h1,
.slide[data-slide="8"] h2,
.slide[data-slide="8"] p {
    color: #333;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.5);
}

.scratch-demo {
    display: flex;
    align-items: center;
    justify-content: space-around;
    margin: 60px 0;
    gap: 40px;
}

.code-blocks {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.block {
    padding: 15px 25px;
    border-radius: 15px;
    font-size: clamp(14px, 1.5vw, 20px);
    font-weight: 600;
    color: white;
    text-align: left;
    min-width: 300px;
    position: relative;
    transition: transform 0.3s ease;
}

.block:hover {
    transform: translateX(10px);
}

.block.green { background: #4CAF50; }
.block.orange { background: #FF9800; }
.block.blue { background: #2196F3; }
.block.purple { background: #9C27B0; }

.scratch-cat {
    font-size: 100px;
    animation: catWalk 2s ease-in-out infinite alternate;
}

@keyframes catWalk {
    from { transform: translateX(0); }
    to { transform: translateX(30px); }
}

.result {
    position: relative;
}

.speech-bubble {
    background: white;
    color: #333;
    padding: 15px 25px;
    border-radius: 20px;
    position: relative;
    font-size: clamp(18px, 2vw, 28px);
    font-weight: 600;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.speech-bubble::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    border: 10px solid transparent;
    border-right-color: white;
}

/* Slide 9: Где учиться */
.slide[data-slide="9"] {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
}

.learning-options {
    display: flex;
    gap: 40px;
    margin: 60px 0;
    justify-content: space-around;
    flex-wrap: wrap;
}

.option-card {
    flex: 1;
    min-width: 300px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(10px);
    text-align: left;
    transition: transform 0.3s ease;
}

.option-card:hover {
    transform: translateY(-10px);
}

.option-card h3 {
    text-align: center;
    margin-bottom: 20px;
    font-size: clamp(18px, 2.2vw, 32px);
}

.option-card ul {
    list-style: none;
    padding: 0;
}

.option-card li {
    font-size: clamp(16px, 1.8vw, 24px);
    margin: 15px 0;
    padding-left: 30px;
    position: relative;
}

.option-card li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #fff;
}

/* Slide 10: Финал */
.slide[data-slide="10"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.rocket {
    font-size: 120px;
    margin-bottom: 60px;
    animation: rocketLaunch 3s ease-in-out infinite;
}

@keyframes rocketLaunch {
    0%, 100% { transform: translateY(0) rotate(-10deg); }
    50% { transform: translateY(-30px) rotate(10deg); }
}

.benefits-stars {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin: 60px 0;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.benefit-star {
    text-align: center;
    flex: 1;
    min-width: 200px;
    animation: starTwinkle 2s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.4s);
}

@keyframes starTwinkle {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
    50% { transform: scale(1.1) rotate(5deg); opacity: 0.8; }
}

.star {
    font-size: 50px;
    display: block;
    margin-bottom: 15px;
}

.benefit-star p {
    font-size: clamp(16px, 1.8vw, 24px);
    font-weight: 600;
}

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

.final-question h1 {
    font-size: clamp(28px, 4vw, 56px);
    animation: finalGlow 2s ease-in-out infinite alternate;
}

@keyframes finalGlow {
    from { text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3); }
    to { text-shadow: 0 0 20px rgba(255, 255, 255, 0.8), 2px 2px 4px rgba(0, 0, 0, 0.3); }
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        overflow: auto;
    }
    
    .navigation {
        padding: 0 15px;
        top: 10px;
    }
    
    .nav-btn {
        padding: 8px 12px;
        font-size: 12px;
        border-radius: 20px;
    }
    
    .slide-indicator {
        padding: 8px 16px;
        font-size: 12px;
        border-radius: 20px;
    }
    
    .slide-content {
        padding: 70px 20px 20px;
        width: 95%;
    }
    
    .comparison {
        flex-direction: column;
        gap: 20px;
    }
    
    .arrow {
        transform: rotate(90deg);
        font-size: 50px;
        margin: 10px 0;
    }
    
    .grid-2x2 {
        grid-template-columns: 1fr;
        gap: 20px;
        max-width: 100%;
    }
    
    .grid-item {
        padding: 30px 15px;
    }
    
    .split-screen {
        flex-direction: column;
        gap: 30px;
    }
    
    .hacker-comparison {
        flex-direction: column;
        gap: 30px;
        align-items: center;
    }
    
    .bad-hackers, .good-hackers {
        width: 100%;
        max-width: 400px;
        text-align: center;
    }
    
    .bad-hackers ul, .good-hackers ul {
        text-align: left;
        display: inline-block;
    }
    
    .scratch-demo {
        flex-direction: column;
        gap: 30px;
        align-items: center;
    }
    
    .code-blocks {
        width: 100%;
        max-width: 350px;
    }
    
    .learning-options {
        flex-direction: column;
        gap: 20px;
    }
    
    .option-card {
        min-width: auto;
        width: 100%;
    }
    
    .benefits-stars {
        flex-direction: column;
        gap: 30px;
    }
    
    .benefit-star {
        min-width: auto;
    }
    
    .icons-circle {
        width: 280px;
        height: 280px;
        margin: 0 auto 40px;
    }
    
    .icon-item {
        width: 50px;
        height: 50px;
        font-size: 35px;
        transform-origin: 140px 0;
        transform: rotate(calc(var(--i) * 60deg)) translateY(-140px) rotate(calc(var(--i) * -60deg));
    }
    
    @keyframes float {
        0%, 100% { transform: rotate(calc(var(--i) * 60deg)) translateY(-140px) rotate(calc(var(--i) * -60deg)) translateY(0); }
        50% { transform: rotate(calc(var(--i) * 60deg)) translateY(-140px) rotate(calc(var(--i) * -60deg)) translateY(-15px); }
    }
    
    .games-orbit {
        width: 250px;
        height: 250px;
        margin: 0 auto 40px;
    }
    
    .game-icon {
        width: 50px;
        height: 50px;
        font-size: 35px;
        transform-origin: 125px 0;
        transform: rotate(calc(var(--i) * 90deg)) translateY(-125px) rotate(calc(var(--i) * -90deg));
    }
    
    @keyframes orbit {
        from { transform: rotate(calc(var(--i) * 90deg)) translateY(-125px) rotate(calc(var(--i) * -90deg)) rotate(0deg); }
        to { transform: rotate(calc(var(--i) * 90deg)) translateY(-125px) rotate(calc(var(--i) * -90deg)) rotate(360deg); }
    }
    
    .robot-examples {
        gap: 20px;
    }
    
    .robot-example {
        font-size: 50px;
        padding: 15px;
    }
    
    .shields {
        gap: 15px;
    }
    
    .shields span {
        font-size: 40px;
    }
}

@media (max-width: 480px) {
    .navigation {
        padding: 0 10px;
    }
    
    .nav-btn {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    .slide-indicator {
        padding: 6px 12px;
        font-size: 11px;
    }
    
    .slide-content {
        padding: 60px 15px 15px;
    }
    
    .code-blocks {
        max-width: 100%;
    }
    
    .code-blocks .block {
        min-width: auto;
        width: 100%;
        padding: 10px 15px;
        font-size: 12px;
    }
    
    .wizard, .developer {
        font-size: 70px;
    }
    
    .superhero {
        font-size: 70px;
    }
    
    .main-robot {
        font-size: 80px;
    }
    
    .hacker {
        font-size: 80px;
    }
    
    .artist {
        font-size: 60px;
    }
    
    .rocket {
        font-size: 80px;
        margin-bottom: 40px;
    }
    
    .scratch-cat {
        font-size: 70px;
    }
    
    .magic-icons {
        gap: 15px;
    }
    
    .magic-icon {
        font-size: 40px;
    }
    
    .grid-icon {
        font-size: 60px;
    }
    
    .icons-circle {
        width: 220px;
        height: 220px;
    }
    
    .icon-item {
        width: 45px;
        height: 45px;
        font-size: 30px;
        transform-origin: 110px 0;
        transform: rotate(calc(var(--i) * 60deg)) translateY(-110px) rotate(calc(var(--i) * -60deg));
    }
    
    @keyframes float {
        0%, 100% { transform: rotate(calc(var(--i) * 60deg)) translateY(-110px) rotate(calc(var(--i) * -60deg)) translateY(0); }
        50% { transform: rotate(calc(var(--i) * 60deg)) translateY(-110px) rotate(calc(var(--i) * -60deg)) translateY(-12px); }
    }
    
    .games-orbit {
        width: 200px;
        height: 200px;
    }
    
    .game-icon {
        width: 40px;
        height: 40px;
        font-size: 28px;
        transform-origin: 100px 0;
        transform: rotate(calc(var(--i) * 90deg)) translateY(-100px) rotate(calc(var(--i) * -90deg));
    }
    
    @keyframes orbit {
        from { transform: rotate(calc(var(--i) * 90deg)) translateY(-100px) rotate(calc(var(--i) * -90deg)) rotate(0deg); }
        to { transform: rotate(calc(var(--i) * 90deg)) translateY(-100px) rotate(calc(var(--i) * -90deg)) rotate(360deg); }
    }
}

/* Landscape mode fixes for mobile */
@media (max-width: 900px) and (max-height: 500px) {
    .slide-content {
        padding: 50px 15px 15px;
    }
    
    h1 {
        font-size: clamp(24px, 4vw, 40px);
        margin-bottom: 20px;
    }
    
    h2 {
        font-size: clamp(18px, 3vw, 32px);
        margin-bottom: 15px;
    }
    
    .icons-circle,
    .games-orbit {
        width: 180px;
        height: 180px;
    }
    
    .wizard, .developer, .superhero, .main-robot, .hacker {
        font-size: 60px;
    }
    
    .rocket {
        font-size: 60px;
        margin-bottom: 20px;
    }
}

/* Touch device improvements */
@media (hover: none) and (pointer: coarse) {
    .nav-btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .slide-content {
        -webkit-overflow-scrolling: touch;
    }
}

/* Very small devices */
@media (max-width: 360px) {
    .navigation {
        padding: 0 5px;
    }
    
    .nav-btn {
        font-size: 10px;
        padding: 5px 8px;
    }
    
    .slide-indicator {
        font-size: 10px;
        padding: 5px 10px;
    }
    
    .icons-circle {
        width: 180px;
        height: 180px;
    }
    
    .icon-item {
        width: 40px;
        height: 40px;
        font-size: 25px;
        transform-origin: 90px 0;
        transform: rotate(calc(var(--i) * 60deg)) translateY(-90px) rotate(calc(var(--i) * -60deg));
    }
    
    @keyframes float {
        0%, 100% { transform: rotate(calc(var(--i) * 60deg)) translateY(-90px) rotate(calc(var(--i) * -60deg)) translateY(0); }
        50% { transform: rotate(calc(var(--i) * 60deg)) translateY(-90px) rotate(calc(var(--i) * -60deg)) translateY(-10px); }
    }
}