: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 */
/* Design System */
:root {
  /* Colors */
  --color-navy: #1a237e;
  --color-navy-light: #283593;
  --color-teal: #00bcd4;
  --color-teal-light: #26c6da;
  --color-gold: #ffd700;
  --color-white: #ffffff;
  --color-gray-light: #f5f5f5;
  --color-gray: #666666;
  --color-dark: #1a1a1a;
  
  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  
  /* Typography */
  --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Courier New', monospace;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-base);
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* Sticky Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(26, 35, 126, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--space-sm) 0;
  transform: translateY(-100%);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.navbar.visible {
  transform: translateY(0);
}

.nav-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--color-teal);
  background: linear-gradient(135deg, var(--color-teal), var(--color-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  color: var(--color-white);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-teal);
  transition: width var(--transition-fast);
}

.nav-links a:hover::after {
  width: 100%;
}

.xp-display {
  color: var(--color-gold);
  font-weight: bold;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a237e 0%, #006064 50%, #4a148c 100%);
  background-size: 200% 200%;
  animation: gradientShift 15s ease infinite;
  position: relative;
  overflow: hidden;
  padding: var(--space-md);
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  animation: float 20s infinite;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0) scale(1); opacity: 0.3; }
  25% { transform: translateY(-150px) translateX(75px) scale(1.2); opacity: 0.6; }
  50% { transform: translateY(-300px) translateX(-75px) scale(0.8); opacity: 0.9; }
  75% { transform: translateY(-150px) translateX(150px) scale(1.1); opacity: 0.5; }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  max-width: 1400px;
  width: 100%;
  z-index: 2;
  position: relative;
}

.hero-left {
  color: var(--color-white);
  animation: fadeInLeft 1s ease;
}

.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInRight 1s ease 0.3s both;
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.hero-greeting {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.2s both;
  color: var(--color-teal-light);
}

.profile-image-container {
  position: relative;
  width: 400px;
  height: 400px;
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  border: 4px solid transparent;
  background: linear-gradient(135deg, var(--color-gold), var(--color-teal));
  background-clip: padding-box;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 188, 212, 0.3);
  transition: transform 0.5s ease, border-radius 0.5s ease;
  animation: morphShape 10s ease-in-out infinite;
}

@keyframes morphShape {
  0%, 100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
  25% { border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%; }
  50% { border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%; }
  75% { border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%; }
}

.profile-photo:hover {
  transform: scale(1.05) rotate(2deg);
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: var(--space-sm);
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.4s both;
  background: linear-gradient(135deg, var(--color-white), var(--color-teal-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.typing-container {
  min-height: 50px;
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.6s both;
}

.typing-text {
  font-size: 2rem;
  color: var(--color-gold);
  font-weight: 600;
}

.cursor {
  font-size: 2rem;
  color: var(--color-gold);
  animation: blink 1s infinite;
  font-weight: 300;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.hero-tagline {
  font-size: 1.3rem;
  margin-bottom: var(--space-xl);
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.8s both;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
  font-weight: 300;
  max-width: 90%;
}

.hero-cta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 0.6s ease 1s both;
  margin-bottom: var(--space-lg);
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1rem;
  border: 2px solid transparent;
}

.cta-icon {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.cta-btn:hover .cta-icon {
  transform: scale(1.2);
}

.cta-primary {
  background: var(--color-gold);
  color: var(--color-navy);
  box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
}

.cta-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 30px rgba(255, 215, 0, 0.6);
  background: #ffed4e;
}

.cta-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-teal);
}

.cta-secondary:hover {
  background: var(--color-teal);
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(0, 188, 212, 0.4);
}

.cta-tertiary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.cta-tertiary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--color-white);
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(255, 255, 255, 0.2);
}

.social-links-hero {
  display: flex;
  gap: var(--space-md);
  opacity: 0;
  animation: fadeInUp 0.6s ease 1.2s both;
}

.social-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--color-white);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.social-icon:hover {
  background: var(--color-teal);
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 10px 25px rgba(0, 188, 212, 0.5);
  border-color: var(--color-teal);
}

.social-icon svg {
  width: 24px;
  height: 24px;
}

.floating-badge {
  position: absolute;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  animation: floatBadge 3s ease-in-out infinite;
  white-space: nowrap;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.badge-top-right {
  top: -10px;
  right: 20px;
  background: rgba(255, 215, 0, 0.2);
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.badge-bottom-left {
  bottom: 30px;
  left: -20px;
  animation-delay: 1s;
}

.badge-right {
  right: -30px;
  top: 50%;
  transform: translateY(-50%);
  animation-delay: 2s;
}

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 3;
  opacity: 0;
  animation: fadeInUp 0.6s ease 1.5s both;
}

.scroll-arrow {
  font-size: 2rem;
  color: var(--color-white);
  animation: bounce 2s infinite;
  display: block;
  margin-bottom: var(--space-xs);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

.scroll-text {
  color: var(--color-white);
  font-size: 0.9rem;
  opacity: 0.8;
  margin: 0;
}

/* Buttons */
.btn {
  padding: 12px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
  font-size: 16px;
}

.btn-primary {
  background: var(--color-teal);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-teal-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  backdrop-filter: blur(10px);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-navy);
  transform: translateY(-2px);
}

.btn-full-width {
  width: 100%;
}

/* Sections */
.section {
  padding: var(--space-2xl) 0;
  position: relative;
  scroll-margin-top: 80px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.5rem;
  color: var(--color-navy);
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-teal), var(--color-gold));
  border-radius: var(--radius-full);
}

.section-subtitle {
  color: var(--color-gray);
  font-size: 1.15rem;
  line-height: 1.7;
  font-weight: 400;
  margin-top: var(--space-sm);
}

/* About Section */
.about-section {
  background: var(--color-gray-light);
  position: relative;
  overflow: hidden;
}

.about-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 188, 212, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-text p {
  margin-bottom: var(--space-md);
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-gray);
}

.about-narrative {
  margin-bottom: var(--space-md) !important;
}

.about-narrative-final {
  margin-top: var(--space-lg) !important;
  font-size: 1.2rem !important;
  color: var(--color-navy) !important;
  padding-top: var(--space-md);
  border-top: 2px solid rgba(0, 188, 212, 0.2);
}

.contact-message {
  font-size: 1.2rem !important;
  color: var(--color-gray) !important;
  line-height: 1.8 !important;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-xl);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.stat-card {
  background: var(--color-white);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  border: 2px solid transparent;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 188, 212, 0.15);
}

.stat-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-xs);
}

.stat-value {
  font-size: 2rem;
  font-weight: bold;
  color: var(--color-navy);
  display: block;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-gray);
}

/* Roles Section */
.roles-section {
  position: relative;
}

.roles-section::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.roles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.role-card {
  background: var(--color-white);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  text-align: center;
  border: 2px solid transparent;
  position: relative;
  z-index: 1;
}

.role-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 188, 212, 0.2);
}

.role-icon {
  font-size: 3rem;
  margin-bottom: var(--space-sm);
}

.role-title {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: var(--space-xs);
}

.role-company {
  color: var(--color-teal);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.role-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
  margin-top: var(--space-sm);
}

.highlight-badge {
  padding: 6px 12px;
  background: rgba(0, 188, 212, 0.15);
  color: var(--color-teal);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid rgba(0, 188, 212, 0.3);
  white-space: nowrap;
}

.role-description {
  color: var(--color-gray);
  font-size: 0.95rem;
}

/* Skills Section */
.skills-section {
  background: var(--color-gray-light);
  position: relative;
}

.skills-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 188, 212, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.skills-tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.tab-btn {
  padding: 12px 24px;
  background: var(--color-white);
  border: 2px solid var(--color-gray-light);
  border-radius: var(--radius-full);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
  color: var(--color-gray);
}

.tab-btn.active {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

.tab-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.skills-content {
  max-width: 1000px;
  margin: 0 auto;
}

.skill-category {
  display: none;
}

.skill-category.active {
  display: block;
}

.skills-badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-sm);
  max-width: 900px;
  margin: 0 auto;
}

.skill-badge-item {
  background: var(--color-white);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 2px solid transparent;
}

.skill-badge-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 188, 212, 0.2);
  border-color: rgba(0, 188, 212, 0.4);
  background: linear-gradient(135deg, rgba(255, 255, 255, 1) 0%, rgba(0, 188, 212, 0.02) 100%);
}

.skill-badge-item .skill-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.skill-badge-item .skill-name {
  font-weight: 600;
  color: var(--color-navy);
  font-size: 1rem;
}

/* Projects Section */
.projects-section {
  position: relative;
}

.projects-section::before {
  content: '';
  position: absolute;
  top: 20%;
  left: -5%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(0, 188, 212, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.projects-tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
  padding: 0 var(--space-sm);
}

.projects-tab-btn {
  padding: 14px 24px;
  background: var(--color-white);
  border: 2px solid var(--color-gray-light);
  border-radius: var(--radius-full);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
  color: var(--color-gray);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  white-space: nowrap;
}

.projects-tab-btn .tab-count {
  background: rgba(0, 188, 212, 0.15);
  color: var(--color-teal);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
}

.projects-tab-btn.active {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
  box-shadow: var(--shadow-md);
}

.projects-tab-btn.active .tab-count {
  background: rgba(255, 215, 0, 0.3);
  color: var(--color-gold);
}

.projects-tab-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-teal);
}

.projects-tab-btn.active:hover {
  border-color: var(--color-navy);
}

.projects-tab-content {
  display: none;
}

.projects-tab-content.active {
  display: grid;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.project-card {
  background: var(--color-white);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  border: 2px solid transparent;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 188, 212, 0.2);
}

.project-logo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.project-card:hover .project-logo {
  transform: scale(1.1) rotate(5deg);
}

.project-logo-letter {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--color-white);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: var(--space-sm);
}

.project-name {
  font-size: 1.25rem;
  color: var(--color-navy);
  flex: 1;
}

.status-badge {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.tech-badge {
  padding: 4px 12px;
  background: var(--color-gray-light);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--color-gray);
  font-weight: 500;
}

.project-description {
  color: var(--color-gray);
  margin-bottom: var(--space-sm);
  line-height: 1.6;
}

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-sm);
}

.xp-earned {
  color: var(--color-gold);
  font-weight: bold;
  font-size: 1.1rem;
}

.visit-website-btn {
  padding: 8px 16px;
  background: var(--color-teal);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
  text-decoration: none;
  display: inline-block;
}

.visit-website-btn:hover {
  background: var(--color-teal-light);
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 188, 212, 0.4);
}

.project-details {
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-gray-light);
  color: var(--color-gray);
  animation: fadeIn 0.3s ease;
}

.project-details p {
  margin: 0;
}

/* Credentials Section */
.credentials-section {
  background: var(--color-white);
  position: relative;
}

.credentials-section::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
  max-width: 1000px;
  margin: 0 auto;
}

.credential-card {
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.05), rgba(255, 215, 0, 0.05));
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 2px solid rgba(0, 188, 212, 0.2);
}

.credential-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-teal);
}

.credential-icon {
  font-size: 3rem;
  margin-bottom: var(--space-sm);
}

.credential-title {
  font-size: 1.25rem;
  color: var(--color-navy);
  margin-bottom: var(--space-xs);
  font-weight: 700;
}

.credential-org {
  color: var(--color-gray);
  font-size: 0.95rem;
  margin-bottom: var(--space-xs);
  line-height: 1.4;
}

.credential-year {
  color: var(--color-teal);
  font-weight: 600;
  font-size: 0.9rem;
}

/* Achievements Section */
.achievements-section {
  background: var(--color-gray-light);
}

.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  padding: var(--space-md) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-teal), var(--color-gold));
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-xl);
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-badge {
  font-size: 2.5rem;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 4px solid var(--color-teal);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  z-index: 2;
  flex-shrink: 0;
}

.timeline-content {
  flex: 1;
  background: var(--color-white);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin: 0 var(--space-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.timeline-item:hover .timeline-content {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.timeline-year {
  color: var(--color-teal);
  font-weight: bold;
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.timeline-title {
  color: var(--color-navy);
  font-size: 1.3rem;
  margin-bottom: var(--space-xs);
}

.timeline-description {
  color: var(--color-gray);
  margin-bottom: var(--space-sm);
}

.timeline-xp {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(255, 215, 0, 0.2);
  color: var(--color-gold);
  border-radius: var(--radius-full);
  font-weight: bold;
  font-size: 0.9rem;
}

.total-xp {
  text-align: center;
  margin-top: var(--space-xl);
  padding: var(--space-md);
  background: linear-gradient(135deg, var(--color-navy), var(--color-teal));
  border-radius: var(--radius-lg);
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: bold;
  box-shadow: var(--shadow-md);
}

.total-xp-label {
  margin-right: var(--space-sm);
}

.total-xp-value {
  color: var(--color-gold);
  font-size: 2rem;
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.1rem;
}

.contact-icon {
  font-size: 1.5rem;
}

.contact-item a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-item a:hover {
  color: var(--color-teal);
}

.social-links {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.social-link {
  font-size: 2rem;
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.social-link:hover {
  transform: scale(1.2);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-label {
  margin-bottom: var(--space-xs);
  font-weight: 600;
  color: var(--color-navy);
}

.form-control {
  padding: 12px;
  border: 2px solid var(--color-gray-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-base);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-teal);
  box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
.footer {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-lg) 0;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-copyright {
  font-size: 1rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
}

.footer-links a {
  color: var(--color-white);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-teal);
}

.footer-tagline {
  font-size: 0.9rem;
  opacity: 0.7;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  width: 50px;
  height: 50px;
  background: var(--color-teal);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-teal-light);
  transform: translateY(-4px);
}

/* Loading Skeleton Styles */
.skeleton {
  background: linear-gradient(
    90deg,
    rgba(0, 188, 212, 0.05) 25%,
    rgba(0, 188, 212, 0.1) 50%,
    rgba(0, 188, 212, 0.05) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.skeleton-text {
  height: 1rem;
  margin-bottom: var(--space-xs);
  border-radius: var(--radius-sm);
}

.skeleton-title {
  height: 2rem;
  width: 60%;
  margin: 0 auto var(--space-sm);
  border-radius: var(--radius-sm);
}

.skeleton-card {
  min-height: 200px;
  border-radius: var(--radius-lg);
}

.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--color-gray);
  font-size: 1.1rem;
}

.loading-spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 4px solid rgba(0, 188, 212, 0.2);
  border-top-color: var(--color-teal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: var(--space-sm);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.error-message {
  background: rgba(255, 0, 0, 0.1);
  border: 2px solid rgba(255, 0, 0, 0.3);
  color: #c00;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin: var(--space-md) 0;
  text-align: center;
}

.success-message {
  background: rgba(0, 188, 212, 0.1);
  border: 2px solid rgba(0, 188, 212, 0.3);
  color: var(--color-teal);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin: var(--space-md) 0;
  text-align: center;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding: var(--space-xl) 0;
  }
  
  .nav-links {
    display: none;
  }
  
  .projects-tab-btn {
    font-size: 0.85rem;
    padding: 12px 16px;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }
  
  .hero-left {
    order: 2;
  }
  
  .hero-right {
    order: 1;
  }
  
  .profile-image-container {
    width: 280px;
    height: 280px;
  }
  
  .hero-greeting {
    font-size: 1rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .typing-text, .cursor {
    font-size: 1.3rem;
  }
  
  .hero-tagline {
    font-size: 1rem;
    max-width: 100%;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .social-links-hero {
    justify-content: center;
  }
  
  .floating-badge {
    font-size: 0.75rem;
    padding: 4px 8px;
  }
  
  .badge-top-right {
    top: -5px;
    right: 10px;
  }
  
  .badge-bottom-left {
    bottom: 15px;
    left: -10px;
  }
  
  .badge-right {
    right: -15px;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .roles-grid {
    grid-template-columns: 1fr;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .projects-tabs {
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--space-xs);
  }
  
  .projects-tabs::-webkit-scrollbar {
    height: 4px;
  }
  
  .projects-tabs::-webkit-scrollbar-thumb {
    background: var(--color-teal);
    border-radius: var(--radius-full);
  }
  
  .projects-tab-btn {
    flex-shrink: 0;
  }
  
  .project-logo {
    width: 60px;
    height: 60px;
  }
  
  .project-logo-letter {
    font-size: 2rem;
  }
  
  .skills-badge-grid {
    grid-template-columns: 1fr;
  }
  
  .credentials-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline::before {
    left: 40px;
  }
  
  .timeline-item {
    flex-direction: row !important;
  }
  
  .timeline-badge {
    width: 60px;
    height: 60px;
    font-size: 2rem;
  }
  
  .timeline-content {
    margin-left: var(--space-md);
    margin-right: 0;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
  
  .contact-message {
    font-size: 1.05rem !important;
  }
}

@media (max-width: 480px) {
  .projects-tabs {
    gap: var(--space-xs);
  }
  
  .projects-tab-btn {
    font-size: 0.8rem;
    padding: 10px 12px;
  }
  
  .projects-tab-btn .tab-count {
    font-size: 0.75rem;
    padding: 2px 6px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .profile-image-container {
    width: 220px;
    height: 220px;
  }
  
  .typing-text, .cursor {
    font-size: 1.1rem;
  }
  
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  
  .cta-btn {
    width: 100%;
    justify-content: center;
  }
  
  .social-icon {
    width: 45px;
    height: 45px;
  }
  
  .scroll-indicator {
    bottom: var(--space-md);
  }
}

/* Writing Section Styles */
.writing-section {
  background: linear-gradient(135deg, rgba(33, 128, 141, 0.03) 0%, rgba(50, 184, 198, 0.05) 100%);
}

.writing-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin: var(--space-xl) 0;
  flex-wrap: wrap;
}

.writing-stat {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(33, 128, 141, 0.1);
  min-width: 120px;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-teal-600);
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.writing-intro {
  margin: var(--space-xl) 0;
}

.writer-profile {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.writer-avatar .avatar-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-teal-500), var(--color-teal-600));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: white;
}

.writer-info h3 {
  margin: 0 0 var(--space-sm) 0;
  color: var(--color-text);
  font-size: 1.5rem;
}

.writer-info p {
  margin: 0;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.writer-info a {
  color: var(--color-teal-600);
  text-decoration: none;
  font-weight: 600;
}

.writer-info a:hover {
  text-decoration: underline;
}

.featured-article {
  margin: var(--space-xl) 0;
}

.article-card {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(33, 128, 141, 0.1);
  transition: all 0.3s ease;
}

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

.article-card.featured {
  border: 2px solid var(--color-teal-500);
  background: linear-gradient(135deg, rgba(33, 128, 141, 0.02) 0%, rgba(50, 184, 198, 0.03) 100%);
}

.article-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.article-badge {
  background: var(--color-teal-600);
  color: white;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.article-date {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.article-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-md) 0;
  line-height: 1.4;
}

.article-excerpt {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0 0 var(--space-md) 0;
}

.article-stats {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.read-time, .article-type {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  background: rgba(33, 128, 141, 0.1);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
}

.article-link {
  color: var(--color-teal-600);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.article-link:hover {
  color: var(--color-teal-700);
}

.recent-articles {
  margin: var(--space-xl) 0;
}

.recent-articles h4 {
  font-size: 1.4rem;
  color: var(--color-text);
  margin: 0 0 var(--space-lg) 0;
  text-align: center;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.articles-grid .article-card h5 {
  font-size: 1.1rem;
  color: var(--color-text);
  margin: 0 0 var(--space-sm) 0;
  line-height: 1.4;
}

.articles-grid .article-card p {
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-md) 0;
  line-height: 1.5;
  font-size: 0.9rem;
}

.writing-cta {
  margin: var(--space-xl) 0 0 0;
  text-align: center;
}

.writing-cta .cta-content {
  background: var(--color-surface);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.writing-cta h4 {
  font-size: 1.5rem;
  color: var(--color-text);
  margin: 0 0 var(--space-sm) 0;
}

.writing-cta p {
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-lg) 0;
}

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

/* Contact Card Styles */
.contact-card-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(33, 128, 141, 0.2);
}

.contact-card-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.contact-card-header h4 {
  color: var(--color-text);
  margin: 0 0 var(--space-xs) 0;
  font-size: 1.2rem;
}

.contact-card-header p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.9rem;
}

.contact-card-buttons {
  display: flex;
  justify-content: center;
}

.contact-card-btn {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: linear-gradient(135deg, var(--color-teal-500), var(--color-teal-600));
  color: white;
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.contact-card-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, var(--color-teal-600), var(--color-teal-700));
}

.contact-card-icon {
  font-size: 1.5rem;
}

.contact-card-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.contact-card-text strong {
  font-size: 1rem;
  margin-bottom: 2px;
}

.contact-card-text small {
  font-size: 0.8rem;
  opacity: 0.9;
}

/* Responsive Design for Writing Section */
@media (max-width: 768px) {
  .writing-stats {
    gap: var(--space-md);
  }
  
  .writing-stat {
    min-width: 100px;
    padding: var(--space-sm);
  }
  
  .stat-number {
    font-size: 1.5rem;
  }
  
  .writer-profile {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }
  
  .writer-avatar .avatar-circle {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .articles-grid {
    grid-template-columns: 1fr;
  }
  
  .writing-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .writing-buttons .cta-btn {
    width: 100%;
    max-width: 300px;
  }
  
  .contact-card-btn {
    padding: var(--space-sm) var(--space-md);
  }
}