: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 */
/* Custom CSS for DBSCAN Presentation */

/* Import design system variables */
:root {
  /* Override design system with futuristic theme colors */
  --primary-neon: #00ffff;
  --secondary-neon: #ff00ff;
  --accent-blue: #0080ff;
  --accent-purple: #8000ff;
  --accent-teal: #00ff80;
  --dark-bg: #0a0a0a;
  --darker-bg: #050505;
  --card-bg: rgba(20, 20, 20, 0.8);
  --text-primary: #ffffff;
  --text-secondary: #cccccc;
  --text-accent: #00ffff;
  --border-glow: rgba(0, 255, 255, 0.3);
  --shadow-neon: 0 0 20px rgba(0, 255, 255, 0.3);
}

/* Base overrides */
.reveal {
  font-family: "Inter", sans-serif;
  background: linear-gradient(
    135deg,
    var(--dark-bg) 0%,
    #1a1a2e 50%,
    #16213e 100%
  );
  color: var(--text-primary);
}

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

.reveal .slides section {
  padding: 2rem;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Typography */
.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4 {
  color: var(--text-primary);
  font-weight: 600;
  text-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.reveal h1 {
  font-size: 3.5rem;
  background: linear-gradient(45deg, var(--primary-neon), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.reveal h2 {
  font-size: 2.5rem;
  color: var(--text-accent);
}

.reveal h3 {
  font-size: 1.8rem;
  color: var(--accent-teal);
}

.reveal p,
.reveal li {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 0.8rem;
}

.reveal strong {
  color: var(--text-accent);
  font-weight: 600;
}

.reveal em {
  color: var(--accent-purple);
  font-style: normal;
  font-weight: 500;
}

/* Title Slide */
.title-slide {
  text-align: center;
  background: radial-gradient(
    circle at center,
    rgba(0, 255, 255, 0.1) 0%,
    transparent 70%
  );
}

.main-title {
  font-size: 5rem !important;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: glow-pulse 2s ease-in-out infinite alternate;
}

.subtitle {
  font-size: 2rem !important;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-weight: 300;
}

.author-info {
  margin-top: 3rem;
}

.group-members {
  background: rgba(0, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 12px;
  padding: 1rem;
  margin: 1rem auto;
  backdrop-filter: blur(10px);
}

.member {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin: 0.8rem 0;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: color 0.3s ease;
}

.member:last-child {
  border-bottom: none;
}

.member:hover {
  color: var(--primary-neon);
}

.course-info {
  color: var(--accent-teal);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.author,
.date {
  font-size: 1.2rem;
  color: var(--accent-teal);
  margin: 0.5rem 0;
}

@keyframes glow-pulse {
  0% {
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
  }
  100% {
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.8),
      0 0 40px rgba(0, 255, 255, 0.3);
  }
}

/* Agenda Slide */
.agenda-slide {
  background: var(--color-bg-1);
}

.agenda-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
}

.agenda-list li {
  padding: 1rem 1.5rem;
  margin: 1rem 0;
  background: var(--card-bg);
  border-left: 4px solid var(--primary-neon);
  border-radius: 8px;
  box-shadow: var(--shadow-neon);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.agenda-list li:hover {
  transform: translateX(10px);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

.agenda-content {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.agenda-list {
  flex: 1;
}

.agenda-qr {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-code {
  width: 300px;
  height: 300px;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
  border: 2px solid var(--primary-neon);
  background: var(--card-bg);
  padding: 10px;
}

@media (max-width: 768px) {
  .agenda-content {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }
  
  .qr-code {
    width: 200px;
    height: 200px;
  }
}

/* Section Title Slides */
.section-title {
  text-align: center;
  background: var(--color-bg-2);
  position: relative;
}

.section-title::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at center,
    rgba(255, 0, 255, 0.1) 0%,
    transparent 70%
  );
  z-index: -1;
}

.section-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  font-weight: 300;
  margin-top: 1rem;
}

/* Content Layouts */
.concepts-grid,
.parameters-grid,
.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.concept-box,
.parameter-box,
.app-box {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-neon);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.concept-box:hover,
.parameter-box:hover,
.app-box:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(0, 255, 255, 0.4);
}

.concept-box h3,
.parameter-box h3,
.app-box h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
  font-size: 1.4rem;
}

/* Algorithm Info Layout */
.algorithm-info {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: center;
  margin: 2rem 0;
}

.algorithm-description ul {
  list-style: none;
  padding: 0;
}

.algorithm-description li {
  padding: 0.5rem 0;
  position: relative;
  padding-left: 1.5rem;
}

.algorithm-description li::before {
  content: "▶";
  position: absolute;
  left: 0;
  color: var(--accent-teal);
}

/* Images and Charts */
.image-container,
.chart-container {
  text-align: center;
  margin: 2rem 0;
}

.chart-image,
.method-comparison,
.validation-plot {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border: 2px solid var(--border-glow);
}

.chart-image {
  max-height: 400px;
}

.method-comparison {
  max-height: 300px;
}

.validation-plot {
  max-height: 250px;
}

/* Code Examples */
.code-example {
  margin: 2rem 0;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 8px;
  border: 1px solid var(--accent-blue);
  overflow: hidden;
}

.code-example pre {
  margin: 0;
  padding: 1.5rem;
  background: transparent;
  border: none;
}

.code-example code {
  font-family: "Courier New", monospace;
  font-size: 0.9rem;
  line-height: 1.4;
  color: #e6e6e6;
}

/* Tables */
.comparison-table {
  margin: 2rem 0;
  overflow-x: auto;
}

.comparison-table table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-neon);
}

.comparison-table th {
  background: rgba(0, 255, 255, 0.2);
  color: var(--text-primary);
  padding: 1rem;
  font-weight: 600;
  border-bottom: 2px solid var(--primary-neon);
}

.comparison-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.comparison-table tr:hover {
  background: rgba(0, 255, 255, 0.05);
}

/* Visual Techniques */
.visual-techniques {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.technique-box {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-neon);
}

.technique-box h3 {
  color: var(--accent-purple);
  margin-bottom: 1rem;
}

/* Formula Box */
.formula-box {
  background: rgba(128, 0, 255, 0.1);
  border: 2px solid var(--accent-purple);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
  text-align: center;
}

.formula-box h4 {
  color: var(--accent-purple);
  margin-bottom: 1rem;
}

.formula-box p {
  font-family: "Courier New", monospace;
  font-size: 1.2rem;
  color: var(--text-primary);
  margin: 0.5rem 0;
}

/* Summary and Conclusions */
.summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.summary-section {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-neon);
}

.summary-section h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
}

.best-practices {
  background: var(--color-bg-3);
  padding: 2rem;
  border-radius: 12px;
  border: 2px solid var(--accent-teal);
  margin: 2rem 0;
}

.best-practices h3 {
  color: var(--accent-teal);
  text-align: center;
  margin-bottom: 1.5rem;
}

.best-practices ol {
  color: var(--text-secondary);
  padding-left: 2rem;
}

.best-practices li {
  margin: 1rem 0;
  font-size: 1.1rem;
}

/* Conclusion Slide */
.conclusion-slide {
  background: var(--color-bg-4);
  text-align: center;
}

.conclusions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.conclusion-points,
.future-work {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-neon);
}

.conclusion-points h3 {
  color: var(--accent-teal);
}

.future-work h3 {
  color: var(--accent-purple);
}

.qa-section {
  margin-top: 3rem;
  padding: 2rem;
  background: radial-gradient(
    circle,
    rgba(0, 255, 255, 0.1) 0%,
    transparent 70%
  );
  border-radius: 20px;
}

.qa-title {
  font-size: 3rem !important;
  color: var(--primary-neon);
  margin-bottom: 1rem;
  animation: glow-pulse 2s ease-in-out infinite alternate;
}

.qa-prompt {
  font-size: 1.5rem;
  color: var(--text-secondary);
  font-weight: 300;
}

/* Case Studies Specific Styles */
.visualization-section {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--card-bg);
  border-radius: 12px;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-neon);
}

.visualization-section h3 {
  color: var(--accent-teal);
  margin-bottom: 1rem;
  text-align: center;
}

.customer-segments {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1rem 0;
}

.segment-box {
  background: rgba(0, 255, 255, 0.1);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--primary-neon);
  text-align: center;
  transition: all 0.3s ease;
}

.segment-box:hover {
  background: rgba(0, 255, 255, 0.2);
  transform: translateY(-3px);
}

.segment-box h4 {
  color: var(--primary-neon);
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.fraud-detection-process {
  margin: 2rem 0;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 1rem 0;
}

.step-box {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 10px;
  border: 2px solid var(--accent-blue);
  text-align: center;
  position: relative;
  transition: all 0.3s ease;
}

.step-box:hover {
  box-shadow: 0 0 20px rgba(0, 128, 255, 0.4);
  transform: scale(1.05);
}

.step-box h4 {
  color: var(--accent-blue);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.step-box::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background: var(--accent-blue);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-blue);
}

.code-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.feature-box {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--accent-purple);
  text-align: center;
  transition: all 0.3s ease;
}

.feature-box:hover {
  box-shadow: 0 0 25px rgba(128, 0, 255, 0.3);
  border-color: var(--primary-neon);
}

.feature-box h3 {
  color: var(--accent-purple);
  margin-bottom: 1rem;
}

.explanation {
  margin: 2rem 0;
  padding: 1.5rem;
  background: rgba(0, 255, 255, 0.05);
  border-left: 4px solid var(--primary-neon);
  border-radius: 8px;
}

.explanation h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
}

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

.explanation li {
  padding: 0.5rem 0;
  position: relative;
  padding-left: 1.5rem;
  color: var(--text-secondary);
}

.explanation li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-teal);
  font-weight: bold;
}

.explanation code {
  background: rgba(0, 0, 0, 0.6);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  color: var(--accent-teal);
  font-family: 'Courier New', monospace;
}

/* Responsive adjustments for case studies */
@media (max-width: 768px) {
  .customer-segments {
    grid-template-columns: 1fr;
  }
  
  .process-steps {
    grid-template-columns: 1fr;
  }
  
  .code-features {
    grid-template-columns: 1fr;
  }
  
  .step-box::before {
    top: -5px;
    width: 15px;
    height: 15px;
  }
}

/* Progress bar styling */
.reveal .progress {
  color: var(--primary-neon);
  height: 4px;
}

.reveal .progress span {
  background: linear-gradient(90deg, var(--primary-neon), var(--accent-blue));
  box-shadow: 0 0 10px var(--primary-neon);
}

/* Navigation controls */
.reveal .controls {
  color: var(--primary-neon);
}

.reveal .controls .navigate-left,
.reveal .controls .navigate-right,
.reveal .controls .navigate-up,
.reveal .controls .navigate-down {
  border-color: var(--primary-neon);
}

.reveal .controls .navigate-left.enabled:hover,
.reveal .controls .navigate-right.enabled:hover,
.reveal .controls .navigate-up.enabled:hover,
.reveal .controls .navigate-down.enabled:hover {
  border-color: var(--accent-blue);
  background: rgba(0, 255, 255, 0.1);
}

/* Slide numbers */
.reveal .slide-number {
  background: rgba(0, 0, 0, 0.6);
  color: var(--primary-neon);
  border: 1px solid var(--border-glow);
  border-radius: 4px;
  font-size: 0.9rem;
  padding: 0.3rem 0.6rem;
}

/* Fragment animations */
.reveal .fragment.fade-in {
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s ease;
}

.reveal .fragment.fade-in.visible {
  opacity: 1;
  visibility: visible;
}

/* Responsive design */
@media (max-width: 768px) {
  .reveal h1 {
    font-size: 3rem !important;
  }

  .reveal h2 {
    font-size: 2rem !important;
  }

  .main-title {
    font-size: 3.5rem !important;
  }

  .subtitle {
    font-size: 1.5rem !important;
  }

  .concepts-grid,
  .parameters-grid,
  .applications-grid,
  .summary-grid,
  .conclusions {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .algorithm-info {
    grid-template-columns: 1fr;
  }

  .visual-techniques {
    grid-template-columns: 1fr;
  }

  .reveal .slides section {
    padding: 1rem;
  }

  .code-example pre {
    padding: 1rem;
  }

  .code-example code {
    font-size: 0.8rem;
  }
}

/* Custom animations for elements */
@keyframes slideInFromLeft {
  0% {
    transform: translateX(-100%);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInFromRight {
  0% {
    transform: translateX(100%);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

.reveal .fragment.slide-in-left {
  animation: slideInFromLeft 0.8s ease-out;
}

.reveal .fragment.slide-in-right {
  animation: slideInFromRight 0.8s ease-out;
}

/* Highlight.js theme override for dark theme */
.hljs {
  background: rgba(0, 0, 0, 0.8) !important;
  color: #e6e6e6 !important;
}

.hljs-keyword,
.hljs-selector-tag,
.hljs-built_in {
  color: var(--primary-neon) !important;
}

.hljs-string,
.hljs-attr {
  color: var(--accent-teal) !important;
}

.hljs-comment {
  color: #666 !important;
}

.hljs-number {
  color: var(--accent-purple) !important;
}

/* Accessibility improvements */
.reveal .slides section[aria-hidden="false"] {
  outline: none;
}

.reveal .slides section:focus {
  outline: 2px solid var(--primary-neon);
  outline-offset: 2px;
}

/* Case studies specific styling */
.case-studies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.case-study {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.case-study h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.case-study p {
  margin-bottom: 0.8rem;
  line-height: 1.6;
}

.case-study img {
  margin-top: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Insights grid styling */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.insight-box {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.insight-box h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.insight-box ul {
  list-style: none;
  padding: 0;
}

.insight-box li {
  padding: 0.3rem 0;
  border-left: 3px solid var(--primary-neon);
  padding-left: 1rem;
  margin-bottom: 0.5rem;
  background: rgba(255, 255, 255, 0.02);
}

.applications-summary {
  margin-top: 3rem;
}

.applications-summary h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--primary-neon);
  font-size: 1.5rem;
}

/* Ensure images are clickable */
img {
  transition: transform 0.2s ease, filter 0.2s ease;
  cursor: pointer;
  pointer-events: auto;
}

img:hover {
  transform: scale(1.02);
  filter: brightness(1.1);
}

/* Specifically target zoomable images */
.zoomable-image {
  cursor: zoom-in !important;
  pointer-events: auto !important;
  transition: all 0.3s ease;
}

.zoomable-image:hover {
  transform: scale(1.05) !important;
  filter: brightness(1.2) drop-shadow(0 0 10px rgba(0, 255, 255, 0.5));
}

/* Fix case studies layout to prevent content cutoff */
.case-studies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
  max-height: 70vh;
  overflow-y: auto;
  padding-right: 1rem;
}

.case-study {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.2rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  min-height: fit-content;
}

.case-study h3 {
  color: var(--primary-neon);
  margin-bottom: 0.8rem;
  font-size: 1.2rem;
}

.case-study p {
  margin-bottom: 0.6rem;
  line-height: 1.5;
  font-size: 0.95rem;
}

.case-study img {
  margin-top: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  max-height: 200px;
  object-fit: contain;
  width: 100%;
}

/* Responsive adjustments for case studies */
@media (max-width: 768px) {
  .case-studies-grid {
    max-height: 70vh;
    gap: 1rem;
  }
  
  .case-study {
    padding: 1rem;
  }
  
  .image-zoom-content {
    max-height: 85vh;
  }
}

/* Conclusion slides styling */
.insights-container {
  max-height: 75vh;
  overflow: hidden;
}

.insight-category {
  margin-bottom: 2rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 255, 0.2);
}

.insight-category h3 {
  color: var(--primary-neon);
  font-size: 1.4rem;
  margin-bottom: 1rem;
  text-align: center;
}

.insight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.insight-item {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.2rem;
  border-radius: 8px;
  border-left: 4px solid var(--primary-neon);
}

.insight-item h4 {
  color: #fff;
  margin-bottom: 0.8rem;
  font-size: 1.1rem;
}

.insight-item ul {
  list-style: none;
  padding: 0;
}

.insight-item li {
  padding: 0.3rem 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

.comparison-insights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.method-insight {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
}

.method-badge {
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: bold;
  font-size: 0.9rem;
  min-width: 80px;
  text-align: center;
}

.method-badge.dbscan {
  background: #1FB8CD;
  color: white;
}

.method-badge.optics {
  background: #2E8B57;
  color: white;
}

.method-badge.hdbscan {
  background: #DB4545;
  color: white;
}

.method-insight p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Implementation guide styling */
.implementation-guide {
  max-height: 75vh;
  overflow: hidden;
  padding-right: 1rem;
}

.guide-section {
  margin-bottom: 2rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 255, 0.2);
}

.guide-section h3 {
  color: var(--primary-neon);
  font-size: 1.3rem;
  margin-bottom: 1.2rem;
  text-align: center;
}

.use-case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.use-case {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.2rem;
  border-radius: 8px;
}

.use-case h4 {
  margin-bottom: 0.8rem;
  font-size: 1.1rem;
}

.use-case:first-child h4 {
  color: #4ade80;
}

.use-case:last-child h4 {
  color: #f87171;
}

.use-case ul {
  list-style: none;
  padding: 0;
}

.use-case li {
  padding: 0.3rem 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

.best-practices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.practice-category {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.2rem;
  border-radius: 8px;
  border-top: 3px solid var(--primary-neon);
}

.practice-category h4 {
  color: var(--primary-neon);
  margin-bottom: 0.8rem;
  font-size: 1.1rem;
}

.practice-category ol {
  padding-left: 1.2rem;
  margin: 0;
}

.practice-category li {
  padding: 0.3rem 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

.quality-framework {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.metric-tier {
  background: rgba(255, 255, 255, 0.05);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  border-left: 4px solid var(--primary-neon);
}

.metric-tier h4 {
  color: var(--primary-neon);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.metric-list {
  font-size: 0.9rem;
  color: #e2e8f0;
  line-height: 1.5;
}

/* Responsive adjustments for conclusion slides */
@media (max-width: 768px) {
  .insight-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .best-practices-grid {
    grid-template-columns: 1fr;
  }
  
  .method-insight {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }
  
  .insights-container,
  .implementation-guide {
    max-height: 70vh;
  }
}

/* Image Zoom Overlay Styles */
.image-zoom-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.image-zoom-container {
  position: relative;
  max-width: 95vw;
  max-height: 95vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.zoomed-image {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  transition: transform 0.2s ease;
  cursor: grab;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 255, 255, 0.3);
  border: 2px solid var(--primary-neon);
}

.zoomed-image:active {
  cursor: grabbing;
}

.zoom-controls {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 10px;
  background: rgba(0, 0, 0, 0.8);
  padding: 10px;
  border-radius: 25px;
  border: 1px solid var(--primary-neon);
  backdrop-filter: blur(10px);
}

.zoom-btn {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--primary-neon);
  color: var(--dark-bg);
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zoom-btn:hover {
  background: var(--accent-blue);
  transform: scale(1.1);
  box-shadow: 0 0 15px var(--primary-neon);
}

.zoom-close {
  background: var(--color-red-400);
  font-size: 16px;
}

.zoom-close:hover {
  background: var(--color-red-500);
  box-shadow: 0 0 15px var(--color-red-400);
}

.zoom-info {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: var(--text-secondary);
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 14px;
  text-align: center;
  border: 1px solid var(--primary-neon);
  backdrop-filter: blur(10px);
}

.zoom-info p {
  margin: 0;
  color: var(--text-secondary);
}

/* Enhanced cursor styles for images */
img {
  transition: all 0.3s ease;
}

img:hover {
  filter: brightness(1.1);
  transform: scale(1.02);
  box-shadow: 0 5px 15px rgba(0, 255, 255, 0.2);
}

/* Fullscreen enhancements */
.reveal.fullscreen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
}

/* Help modal updates */
.help-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  backdrop-filter: blur(10px);
}

.help-content {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: 12px;
  border: 2px solid var(--primary-neon);
  box-shadow: 0 20px 60px rgba(0, 255, 255, 0.4);
  max-width: 500px;
  width: 90%;
}

.help-content h3 {
  color: var(--primary-neon);
  text-align: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.help-content ul {
  list-style: none;
  padding: 0;
  margin-bottom: 2rem;
}

.help-content li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.help-content li:last-child {
  border-bottom: none;
}

.help-content strong {
  color: var(--accent-teal);
  font-family: monospace;
  background: rgba(0, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

/* Print styles */
@media print {
  .reveal {
    background: white !important;
    color: black !important;
  }

  .reveal h1,
  .reveal h2,
  .reveal h3 {
    color: black !important;
    text-shadow: none !important;
  }

  .card-bg {
    background: #f5f5f5 !important;
    border: 1px solid #ccc !important;
  }
}

/* Enhanced Conclusion Styles */
.conclusion-visual {
  margin: 2rem 0;
  text-align: center;
}

.conclusions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.conclusion-category {
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(0, 150, 255, 0.1));
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: 12px;
  padding: 1.5rem;
  backdrop-filter: blur(10px);
}

.conclusion-category h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  text-align: center;
}

.conclusion-points {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.point {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  border-left: 3px solid var(--primary-neon);
}

.point-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.point p {
  margin: 0;
  line-height: 1.4;
}

.point strong {
  color: var(--accent-cyan);
}

/* Research Summary Styles */
.research-summary {
  margin: 2rem 0;
}

.insight-row {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.insight-row h3 {
  color: var(--primary-neon);
  margin-bottom: 1rem;
  text-align: center;
}

.performance-insights {
  display: flex;
  justify-content: space-around;
  gap: 1rem;
  flex-wrap: wrap;
}

.perf-item {
  text-align: center;
  flex: 1;
  min-width: 200px;
}

.algorithm-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: bold;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-size: 0.9rem;
}

.algorithm-tag.dbscan {
  background: linear-gradient(45deg, #00ffff, #0080ff);
  color: #000;
}

.algorithm-tag.hdbscan {
  background: linear-gradient(45deg, #ff6b6b, #ff8e53);
  color: #fff;
}

.algorithm-tag.optics {
  background: linear-gradient(45deg, #4ecdc4, #44a08d);
  color: #fff;
}

.quality-insights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.quality-metric {
  background: rgba(0, 0, 0, 0.3);
  padding: 1rem;
  border-radius: 8px;
  border-top: 3px solid var(--accent-teal);
}

.quality-metric h4 {
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
}

/* Enhanced Q&A Styles */
.qa-section {
  margin: 2rem 0;
}

.qa-item {
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 50, 100, 0.2));
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}

.qa-item:hover {
  border-color: var(--primary-neon);
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
}

.question {
  color: var(--primary-neon);
  margin-bottom: 1rem;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.question::before {
  content: "❓";
  font-size: 1.2rem;
}

.answer {
  padding-left: 1.5rem;
}

.answer p {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.answer strong {
  color: var(--accent-cyan);
}

.answer ul {
  list-style: none;
  padding-left: 0;
}

.answer li {
  padding: 0.3rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.answer li::before {
  content: "▸";
  color: var(--accent-teal);
  position: absolute;
  left: 0;
}

/* Future Directions Styles */
.future-directions {
  margin: 2rem 0;
}

.direction-category {
  background: linear-gradient(135deg, rgba(255, 100, 0, 0.1), rgba(255, 200, 0, 0.1));
  border: 1px solid rgba(255, 165, 0, 0.3);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.direction-category h3 {
  color: #ffb84d;
  margin-bottom: 1rem;
}

.practices-final {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.practice-group {
  background: rgba(0, 0, 0, 0.3);
  padding: 1rem;
  border-radius: 8px;
  border-left: 3px solid var(--accent-teal);
}

.practice-group h4 {
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.practice-group p {
  font-size: 0.9rem;
  line-height: 1.4;
  margin: 0;
}

/* Final Message Styles */
.final-message {
  margin: 2rem 0;
  text-align: center;
}

.message-box {
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.15), rgba(0, 150, 255, 0.15));
  border: 2px solid var(--primary-neon);
  border-radius: 16px;
  padding: 2rem;
  margin: 1rem 0;
  backdrop-filter: blur(15px);
}

.message-box p {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.emphasis {
  color: var(--primary-neon);
  font-style: italic;
  font-weight: 600;
}

.thank-you {
  text-align: center;
  margin-top: 3rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 50, 100, 0.3));
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 255, 0.3);
}

/* Method Badge Styles */
.method-badge {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-weight: bold;
  font-size: 0.8rem;
  text-transform: uppercase;
  margin-right: 0.5rem;
}

.method-badge.dbscan {
  background: var(--primary-neon);
  color: #000;
}

.method-badge.optics {
  background: var(--accent-teal);
  color: #fff;
}

.method-badge.hdbscan {
  background: var(--accent-cyan);
  color: #000;
}

/* Responsive Design for Conclusion Slides */
@media (max-width: 768px) {
  .conclusions-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .performance-insights {
    flex-direction: column;
  }
  
  .practices-final {
    grid-template-columns: 1fr;
  }
  
  .quality-insights {
    grid-template-columns: 1fr;
  }
  
  .point {
    flex-direction: column;
    text-align: center;
  }
  
  .point-icon {
    margin-bottom: 0.5rem;
  }
}