: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 */
/* Dark Theme Portfolio with Enhanced Parallax Effects */

/* Force dark theme */
:root {
  color-scheme: dark;
  /* Override system preferences with dark theme colors */
  --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);
  
  /* Dark theme specific gradients */
  --gradient-bg: linear-gradient(135deg, #1f2121 0%, #262828 50%, #1a3439 100%);
  --gradient-primary: linear-gradient(135deg, var(--color-teal-300), var(--color-teal-400));
  --gradient-accent: linear-gradient(135deg, var(--color-orange-400), var(--color-red-400));
}

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

body {
  font-family: var(--font-family-base);
  background: var(--gradient-bg);
  background-attachment: fixed;
  color: var(--color-text);
  overflow-x: hidden;
  min-height: 100vh;
}

/* Enhanced Parallax Container */
.parallax-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: -10;
  pointer-events: none;
}

.parallax-layer {
  position: absolute;
  width: 100%;
  height: 100%;
  will-change: transform;
}

.floating-particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  filter: blur(1px);
  animation: float 8s ease-in-out infinite;
}

.particle-1 {
  width: 120px;
  height: 120px;
  background: var(--gradient-primary);
  top: 15%;
  left: 10%;
  animation-delay: 0s;
}

.particle-2 {
  width: 80px;
  height: 80px;
  background: var(--gradient-accent);
  top: 70%;
  right: 20%;
  animation-delay: 3s;
}

.particle-3 {
  width: 150px;
  height: 150px;
  background: var(--color-teal-500);
  bottom: 20%;
  left: 25%;
  animation-delay: 5s;
}

.particle-4 {
  width: 60px;
  height: 60px;
  background: var(--color-orange-400);
  top: 40%;
  right: 15%;
  animation-delay: 2s;
}

.particle-5 {
  width: 100px;
  height: 100px;
  background: var(--color-teal-300);
  top: 60%;
  left: 70%;
  animation-delay: 4s;
}

.particle-6 {
  width: 90px;
  height: 90px;
  background: var(--color-red-400);
  top: 25%;
  left: 60%;
  animation-delay: 1s;
}

.particle-7 {
  width: 70px;
  height: 70px;
  background: var(--color-teal-400);
  bottom: 40%;
  right: 40%;
  animation-delay: 6s;
}

@keyframes float {
  0%, 100% { 
    transform: translateY(0px) rotate(0deg) scale(1); 
  }
  33% { 
    transform: translateY(-30px) rotate(120deg) scale(1.1); 
  }
  66% { 
    transform: translateY(20px) rotate(240deg) scale(0.9); 
  }
}

/* Dark Glassmorphism utility class */
.glass-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  transition: all var(--duration-normal) var(--ease-standard);
}

.glass-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.4);
  border-color: rgba(50, 184, 198, 0.3);
}

/* Enhanced Navigation with Parallax */
.nav-glass {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(31, 33, 33, 0.8);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: all var(--duration-normal) var(--ease-standard);
}

.parallax-nav-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    rgba(50, 184, 198, 0.05) 0%, 
    rgba(255, 255, 255, 0.02) 50%, 
    rgba(50, 184, 198, 0.05) 100%);
  will-change: transform;
  pointer-events: none;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-16);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
  position: relative;
  z-index: 1;
}

.nav-brand {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

.brand-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 10px rgba(50, 184, 198, 0.3));
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-32);
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-base);
  transition: all var(--duration-fast) var(--ease-standard);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  background: rgba(50, 184, 198, 0.15);
  backdrop-filter: blur(10px);
  color: var(--color-primary);
  box-shadow: 0 4px 15px rgba(50, 184, 198, 0.2);
}

/* Mobile Navigation */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--space-8);
}

.bar {
  width: 25px;
  height: 3px;
  background-color: var(--color-text);
  margin: 3px 0;
  transition: var(--duration-fast) var(--ease-standard);
  border-radius: 2px;
}

/* Mobile Navigation Styles */
@media screen and (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background: rgba(31, 33, 33, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    width: 100%;
    text-align: center;
    transition: var(--duration-normal) var(--ease-standard);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-20) 0;
    gap: 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    margin: var(--space-8) 0;
  }
  
  .nav-link {
    padding: var(--space-16);
    display: block;
    font-size: var(--font-size-lg);
  }
  
  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }
  
  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
}

/* Enhanced Hero Section with Multi-layer Parallax */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 100px 0 var(--space-32);
  overflow: hidden;
}

.hero-parallax-layers {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-parallax-layer {
  position: absolute;
  width: 100%;
  height: 100%;
  will-change: transform;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
  filter: blur(2px);
  animation: heroFloat 10s ease-in-out infinite;
}

.shape-1 {
  width: 200px;
  height: 200px;
  background: var(--gradient-primary);
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.shape-2 {
  width: 150px;
  height: 150px;
  background: var(--gradient-accent);
  top: 70%;
  right: 10%;
  animation-delay: 3s;
}

.shape-3 {
  width: 120px;
  height: 120px;
  background: var(--color-teal-500);
  bottom: 30%;
  left: 20%;
  animation-delay: 5s;
}

.shape-4 {
  width: 100px;
  height: 100px;
  background: var(--color-orange-400);
  top: 50%;
  right: 30%;
  animation-delay: 2s;
}

.shape-5 {
  width: 180px;
  height: 180px;
  background: var(--color-teal-300);
  top: 25%;
  left: 70%;
  animation-delay: 4s;
}

.shape-6 {
  width: 90px;
  height: 90px;
  background: var(--color-red-400);
  bottom: 50%;
  right: 60%;
  animation-delay: 1s;
}

@keyframes heroFloat {
  0%, 100% { 
    transform: translateY(0px) rotate(0deg) scale(1);
  }
  25% { 
    transform: translateY(-40px) rotate(90deg) scale(1.1);
  }
  50% { 
    transform: translateY(20px) rotate(180deg) scale(0.9);
  }
  75% { 
    transform: translateY(-20px) rotate(270deg) scale(1.05);
  }
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-16);
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-32);
  align-items: center;
}

.hero-image {
  position: relative;
  aspect-ratio: 1;
  max-width: 300px;
  margin: 0 auto;
  overflow: hidden;
  padding: var(--space-16);
  background: rgba(255, 255, 255, 0.08);
  border: 2px solid rgba(50, 184, 198, 0.2);
}

.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  filter: brightness(1.1) contrast(1.05);
}

.hero-text {
  text-align: left;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-16);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(50, 184, 198, 0.3);
}

.hero-subtitle {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-16);
  font-weight: var(--font-weight-medium);
}

.hero-description {
  font-size: var(--font-size-lg);
  line-height: 1.6;
  margin-bottom: var(--space-32);
  color: var(--color-text-secondary);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-16);
  margin-bottom: var(--space-32);
}

.stat-item {
  text-align: center;
  padding: var(--space-16);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(50, 184, 198, 0.2);
}

.stat-number {
  display: block;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.hero-buttons {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}

/* Mobile Hero Adjustments */
@media screen and (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-24);
    text-align: center;
  }
  
  .hero-text {
    text-align: center;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .btn {
    flex: 1;
    min-width: 140px;
  }
}

/* Section Parallax Backgrounds */
.section-parallax-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
    rgba(50, 184, 198, 0.03) 0%, 
    rgba(255, 255, 255, 0.01) 50%, 
    rgba(50, 184, 198, 0.03) 100%);
  will-change: transform;
  z-index: -1;
}

/* Section Styles */
section {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-16);
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-32);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-16);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 20px rgba(50, 184, 198, 0.2);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-24);
}

.about-card {
  padding: var(--space-24);
  text-align: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(50, 184, 198, 0.15);
}

.about-icon {
  font-size: 3rem;
  margin-bottom: var(--space-16);
  display: block;
  filter: drop-shadow(0 0 10px rgba(50, 184, 198, 0.3));
}

.about-card h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-12);
  color: var(--color-text);
}

.about-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Enhanced Timeline with Parallax */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 3px;
  background: var(--gradient-primary);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1.5px;
  box-shadow: 0 0 10px rgba(50, 184, 198, 0.5);
}

.timeline-parallax-line {
  position: absolute;
  width: 0px;
  background: rgba(50, 184, 198, 0.3);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -0.5px;
  will-change: transform;
}

.timeline-item {
  padding: var(--space-16) var(--space-24);
  position: relative;
  width: 50%;
}

.timeline-item:nth-child(odd) {
  left: 0;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-item::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  background: var(--gradient-primary);
  border: 3px solid var(--color-charcoal-800);
  top: 30px;
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 0 15px rgba(50, 184, 198, 0.6);
}

.timeline-item:nth-child(even)::after {
  left: -10px;
}

.timeline-content {
  padding: var(--space-20);
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(50, 184, 198, 0.2);
}

.timeline-date {
  display: inline-block;
  background: var(--gradient-primary);
  color: var(--color-btn-primary-text);
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-12);
  box-shadow: 0 4px 15px rgba(50, 184, 198, 0.3);
}

.timeline-date.current {
  background: var(--gradient-primary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { 
    box-shadow: 0 0 0 0 rgba(50, 184, 198, 0.7); 
  }
  70% { 
    box-shadow: 0 0 0 15px rgba(50, 184, 198, 0); 
  }
  100% { 
    box-shadow: 0 0 0 0 rgba(50, 184, 198, 0); 
  }
}

/* Education specific styles */
.education-image {
  width: 100%;
  height: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-16);
  border: 1px solid rgba(50, 184, 198, 0.2);
}

.education-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.9) contrast(1.1);
}

.education-info h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-8);
  color: var(--color-text);
}

.education-info h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.location {
  color: var(--color-text-secondary);
  font-style: italic;
  margin-bottom: var(--space-12);
}

.badge {
  display: inline-block;
  background: var(--gradient-accent);
  color: var(--color-charcoal-800);
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-top: var(--space-12);
  box-shadow: 0 4px 15px rgba(255, 129, 97, 0.3);
}

/* Experience specific styles */
.responsibilities {
  list-style: none;
  margin-top: var(--space-16);
}

.responsibilities li {
  position: relative;
  padding-left: var(--space-20);
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.responsibilities li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Mobile Timeline */
@media screen and (max-width: 768px) {
  .timeline::after {
    left: 31px;
  }
  
  .timeline-parallax-line {
    left: 31px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: var(--space-16);
  }
  
  .timeline-item:nth-child(even) {
    left: 0%;
  }
  
  .timeline-item::after {
    left: 21px;
  }
  
  .timeline-item:nth-child(even)::after {
    left: 21px;
  }
}

/* Skills Section with Floating Icons */
.floating-skills-icons {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.skill-icon {
  position: absolute;
  font-size: 2rem;
  opacity: 0.1;
  will-change: transform;
  animation: skillFloat 12s ease-in-out infinite;
}

.skill-icon:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.skill-icon:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 3s;
}

.skill-icon:nth-child(3) {
  bottom: 30%;
  left: 20%;
  animation-delay: 6s;
}

.skill-icon:nth-child(4) {
  top: 40%;
  right: 30%;
  animation-delay: 9s;
}

@keyframes skillFloat {
  0%, 100% { 
    transform: translateY(0px) rotate(0deg); 
  }
  50% { 
    transform: translateY(-30px) rotate(180deg); 
  }
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-32);
  position: relative;
  z-index: 1;
}

.skills-column {
  display: flex;
  flex-direction: column;
}

.certifications,
.skills-categories {
  padding: var(--space-24);
  height: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(50, 184, 198, 0.15);
}

.certifications h3,
.skills-categories h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-20);
  text-align: center;
  color: var(--color-primary);
}

.cert-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.cert-item {
  display: flex;
  gap: var(--space-16);
  align-items: flex-start;
}

.cert-icon {
  font-size: 2rem;
  flex-shrink: 0;
  filter: drop-shadow(0 0 5px rgba(50, 184, 198, 0.3));
}

.cert-info h4 {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.cert-info p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.skill-category {
  margin-bottom: var(--space-20);
}

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

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.skill-tag {
  background: rgba(50, 184, 198, 0.15);
  color: var(--color-primary);
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid rgba(50, 184, 198, 0.3);
  transition: all var(--duration-fast) var(--ease-standard);
}

.skill-tag:hover {
  background: rgba(50, 184, 198, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(50, 184, 198, 0.2);
}

@media screen and (max-width: 768px) {
  .skills-grid {
    grid-template-columns: 1fr;
    gap: var(--space-24);
  }
}

/* Contact Section */
.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  padding: var(--space-32);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(50, 184, 198, 0.2);
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-24);
  margin-bottom: var(--space-32);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-16);
}

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: var(--space-4);
  filter: drop-shadow(0 0 5px rgba(50, 184, 198, 0.3));
}

.contact-details h4 {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

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

.contact-details a:hover {
  color: var(--color-primary-hover);
  text-shadow: 0 0 10px rgba(50, 184, 198, 0.5);
}

.contact-details p {
  color: var(--color-text-secondary);
}

.contact-cta {
  text-align: center;
  padding-top: var(--space-24);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-cta h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-12);
  color: var(--color-text);
}

.contact-cta p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-24);
}

.cta-buttons {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
  flex-wrap: wrap;
}

@media screen and (max-width: 768px) {
  .contact-info {
    grid-template-columns: 1fr;
    gap: var(--space-16);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
}

/* Animation Classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--ease-standard);
}

.animate-on-scroll.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Enhanced Button Styles for Dark Theme */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-24);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--gradient-primary);
  color: var(--color-btn-primary-text);
  box-shadow: 0 6px 20px rgba(50, 184, 198, 0.4);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(50, 184, 198, 0.6);
}

.btn--outline {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  color: var(--color-primary);
  border: 2px solid rgba(50, 184, 198, 0.4);
}

.btn--outline:hover {
  background: rgba(50, 184, 198, 0.15);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(50, 184, 198, 0.3);
}

/* Responsive adjustments */
@media screen and (max-width: 480px) {
  .container {
    padding: 0 var(--space-12);
  }
  
  section {
    padding: 60px 0;
  }
  
  .hero {
    padding: 80px 0 var(--space-24);
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-16);
  }
  
  .about-card,
  .timeline-content,
  .certifications,
  .skills-categories,
  .contact-card {
    padding: var(--space-16);
  }
  
  /* Reduce parallax on mobile for performance */
  .parallax-layer,
  .hero-parallax-layer,
  .section-parallax-bg,
  .timeline-parallax-line,
  .parallax-nav-bg,
  .floating-skills-icons {
    transform: none !important;
  }
  
  .floating-particle,
  .hero-shape,
  .skill-icon {
    animation: none;
  }
}

/* Performance optimizations */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Enhanced focus states for accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(50, 184, 198, 0.3);
}