:root {
  /* Colors */
  --color-background: rgba(252, 252, 249, 1);
  --color-surface: rgba(255, 255, 253, 1);
  --color-text: rgba(19, 52, 59, 1);
  --color-text-secondary: rgba(98, 108, 113, 1);
  --color-primary: rgba(33, 128, 141, 1);
  --color-primary-hover: rgba(29, 116, 128, 1);
  --color-primary-active: rgba(26, 104, 115, 1);
  --color-secondary: rgba(94, 82, 64, 0.12);
  --color-secondary-hover: rgba(94, 82, 64, 0.2);
  --color-secondary-active: rgba(94, 82, 64, 0.25);
  --color-border: rgba(94, 82, 64, 0.2);
  --color-btn-primary-text: rgba(252, 252, 249, 1);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: rgba(192, 21, 47, 1);
  --color-success: rgba(33, 128, 141, 1);
  --color-warning: rgba(168, 75, 47, 1);
  --color-info: rgba(98, 108, 113, 1);
  --color-focus-ring: rgba(33, 128, 141, 0.4);
  --color-select-caret: rgba(19, 52, 59, 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 {
    --color-background: rgba(31, 33, 33, 1);
    --color-surface: rgba(38, 40, 40, 1);
    --color-text: rgba(245, 245, 245, 1);
    --color-text-secondary: rgba(167, 169, 169, 0.7);
    --color-primary: rgba(50, 184, 198, 1);
    --color-primary-hover: rgba(45, 166, 178, 1);
    --color-primary-active: rgba(41, 150, 161, 1);
    --color-secondary: rgba(119, 124, 124, 0.15);
    --color-secondary-hover: rgba(119, 124, 124, 0.25);
    --color-secondary-active: rgba(119, 124, 124, 0.3);
    --color-border: rgba(119, 124, 124, 0.3);
    --color-error: rgba(255, 84, 89, 1);
    --color-success: rgba(50, 184, 198, 1);
    --color-warning: rgba(230, 129, 97, 1);
    --color-info: rgba(167, 169, 169, 1);
    --color-focus-ring: rgba(50, 184, 198, 0.4);
    --color-btn-primary-text: rgba(19, 52, 59, 1);
    --color-card-border: rgba(119, 124, 124, 0.2);
    --color-card-border-inner: rgba(119, 124, 124, 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(119, 124, 124, 0.2);
    --color-border-secondary: rgba(119, 124, 124, 0.2);
    --color-select-caret: rgba(245, 245, 245, 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: 50, 184, 198;
    --color-error-rgb: 255, 84, 89;
    --color-warning-rgb: 230, 129, 97;
    --color-info-rgb: 167, 169, 169;
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  --color-background: rgba(31, 33, 33, 1);
  --color-surface: rgba(38, 40, 40, 1);
  --color-text: rgba(245, 245, 245, 1);
  --color-text-secondary: rgba(167, 169, 169, 0.7);
  --color-primary: rgba(50, 184, 198, 1);
  --color-primary-hover: rgba(45, 166, 178, 1);
  --color-primary-active: rgba(41, 150, 161, 1);
  --color-secondary: rgba(119, 124, 124, 0.15);
  --color-secondary-hover: rgba(119, 124, 124, 0.25);
  --color-secondary-active: rgba(119, 124, 124, 0.3);
  --color-border: rgba(119, 124, 124, 0.3);
  --color-error: rgba(255, 84, 89, 1);
  --color-success: rgba(50, 184, 198, 1);
  --color-warning: rgba(230, 129, 97, 1);
  --color-info: rgba(167, 169, 169, 1);
  --color-focus-ring: rgba(50, 184, 198, 0.4);
  --color-btn-primary-text: rgba(19, 52, 59, 1);
  --color-card-border: rgba(119, 124, 124, 0.15);
  --color-card-border-inner: rgba(119, 124, 124, 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(119, 124, 124, 0.2);
  --color-select-caret: rgba(245, 245, 245, 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: 50, 184, 198;
  --color-error-rgb: 255, 84, 89;
  --color-warning-rgb: 230, 129, 97;
  --color-info-rgb: 167, 169, 169;
}

[data-color-scheme="light"] {
  --color-background: rgba(252, 252, 249, 1);
  --color-surface: rgba(255, 255, 253, 1);
  --color-text: rgba(19, 52, 59, 1);
  --color-text-secondary: rgba(98, 108, 113, 1);
  --color-primary: rgba(33, 128, 141, 1);
  --color-primary-hover: rgba(29, 116, 128, 1);
  --color-primary-active: rgba(26, 104, 115, 1);
  --color-secondary: rgba(94, 82, 64, 0.12);
  --color-secondary-hover: rgba(94, 82, 64, 0.2);
  --color-secondary-active: rgba(94, 82, 64, 0.25);
  --color-border: rgba(94, 82, 64, 0.2);
  --color-btn-primary-text: rgba(252, 252, 249, 1);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: rgba(192, 21, 47, 1);
  --color-success: rgba(33, 128, 141, 1);
  --color-warning: rgba(168, 75, 47, 1);
  --color-info: rgba(98, 108, 113, 1);
  --color-focus-ring: rgba(33, 128, 141, 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;
}

/* 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://www.perplexity.ai/fonts/FKGroteskNeue.woff2')
    format('woff2');
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.nav-logo .logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: #FFD700;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #FFD700;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #FFD700;
    transition: width 0.3s ease;
}

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

/* Enhanced Background Animation for Hero Section Only */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1;
    overflow: hidden;
}

.animated-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 215, 0, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 215, 0, 0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 25s linear infinite;
    opacity: 0.4;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(60px, 60px);
    }
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, rgba(255, 215, 0, 0.12), rgba(255, 165, 0, 0.12));
    animation: float 10s ease-in-out infinite;
    filter: blur(1px);
}

.dynamic-shape {
    background: linear-gradient(45deg, rgba(255, 215, 0, 0.18), rgba(255, 165, 0, 0.18));
    border: 1px solid rgba(255, 215, 0, 0.25);
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.15);
    transition: all 0.4s ease;
    filter: blur(0.5px);
}

.dynamic-shape:hover {
    background: linear-gradient(45deg, rgba(255, 215, 0, 0.3), rgba(255, 165, 0, 0.3));
    box-shadow: 0 0 40px rgba(255, 215, 0, 0.25);
    transform: scale(1.15);
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 15%;
    left: 8%;
    animation-delay: 0s;
    animation-duration: 15s;
}

.shape-2 {
    width: 140px;
    height: 140px;
    top: 65%;
    right: 12%;
    animation-delay: 3s;
    animation-duration: 18s;
}

.shape-3 {
    width: 70px;
    height: 70px;
    top: 85%;
    left: 15%;
    animation-delay: 6s;
    animation-duration: 12s;
}

.shape-4 {
    width: 120px;
    height: 120px;
    top: 25%;
    right: 25%;
    animation-delay: 9s;
    animation-duration: 20s;
}

.shape-5 {
    width: 50px;
    height: 50px;
    top: 75%;
    right: 8%;
    animation-delay: 12s;
    animation-duration: 16s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg) scale(1);
        opacity: 0.4;
    }
    25% {
        transform: translateY(-40px) rotate(90deg) scale(1.15);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-80px) rotate(180deg) scale(0.85);
        opacity: 0.5;
    }
    75% {
        transform: translateY(-40px) rotate(270deg) scale(1.1);
        opacity: 0.8;
    }
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.7) 70%, rgba(0, 0, 0, 0.9) 100%);
    pointer-events: none;
}

/* Enhanced shimmer effect for hero section */
.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 215, 0, 0.08) 50%, transparent 70%);
    animation: shimmer 12s ease-in-out infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0%, 100% {
        opacity: 0;
        transform: translateX(-100%);
    }
    50% {
        opacity: 1;
        transform: translateX(100%);
    }
}

/* Particles Background */
.particles-container {
    display: none;
}

/* Hero Section with enhanced background */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #000000 0%, #0a0a0a 50%, #1a1a1a 100%);
    z-index: 2;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
    position: relative;
    z-index: 3;
}

.hero-name {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: bold;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #ffffff, #FFD700);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.5s;
}

.typewriter {
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    animation: typing 2.1s steps(30, end) 0.5s forwards;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

.hero-underline {
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, #FFD700, #FFA500);
    margin: 0 auto 2rem;
    animation: expandWidth 1s ease forwards 2.6s;
}

@keyframes expandWidth {
    to { width: 200px; }
}

.hero-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: #FFD700;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 3.1s;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: #cccccc;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 3.6s;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 4.1s;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(45deg, #FFD700, #FFA500);
    color: #000000;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
}

.btn-secondary {
    background: transparent;
    color: #FFD700;
    border: 2px solid #FFD700;
}

.btn-secondary:hover {
    background: #FFD700;
    color: #000000;
    transform: translateY(-2px);
}

.btn-linkedin {
    background: linear-gradient(45deg, #0077B5, #00A0DC);
    color: #ffffff;
    border: 2px solid #0077B5;
    box-shadow: 0 4px 20px rgba(0, 119, 181, 0.3);
}

.btn-linkedin:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 119, 181, 0.5);
    background: linear-gradient(45deg, #005885, #0077B5);
}

.btn-linkedin i {
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

.btn-resume {
    background: linear-gradient(45deg, #dc3545, #c82333);
    color: #ffffff;
    border: 2px solid #dc3545;
    box-shadow: 0 4px 20px rgba(220, 53, 69, 0.3);
}

.btn-resume:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(220, 53, 69, 0.5);
    background: linear-gradient(45deg, #c82333, #dc3545);
}

.btn-resume i {
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

/* Section Styles */
section {
    padding: 6rem 0;
    position: relative;
    z-index: 2;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: bold;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #ffffff, #FFD700);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.section-line {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, #FFD700, #FFA500);
    margin: 0 auto;
    opacity: 0;
    transform: scaleX(0);
    transition: all 0.8s ease 0.3s;
}

.section-header.animate .section-title {
    opacity: 1;
    transform: translateY(0);
}

.section-header.animate .section-line {
    opacity: 1;
    transform: scaleX(1);
}

/* About Section */
.about {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #cccccc;
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

.about-text.animate .about-description {
    opacity: 1;
    transform: translateX(0);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
    background: rgba(255, 215, 0, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: #FFD700;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #cccccc;
    font-size: 0.9rem;
}

.about-stats.animate .stat-item {
    opacity: 1;
    transform: translateY(0);
}

.about-stats.animate .stat-item:nth-child(1) { transition-delay: 0.1s; }
.about-stats.animate .stat-item:nth-child(2) { transition-delay: 0.2s; }
.about-stats.animate .stat-item:nth-child(3) { transition-delay: 0.3s; }

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

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #FFD700, #FFA500);
    transform: translateX(-50%) scaleY(0);
    transform-origin: top;
    transition: transform 1s ease;
}

.timeline.animate .timeline-line {
    transform: translateX(-50%) scaleY(1);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.timeline.animate .timeline-item {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: calc(50% + 2rem);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: calc(50% + 2rem);
    text-align: right;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    top: 2rem;
    width: 20px;
    height: 20px;
    background: #FFD700;
    border-radius: 50%;
    transform: translateX(-50%) scale(0);
    transition: transform 0.5s ease;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.timeline.animate .timeline-marker {
    transform: translateX(-50%) scale(1);
}

.timeline-content {
    padding: 2rem;
    background: rgba(255, 215, 0, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.4);
}

.timeline-date {
    color: #FFD700;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.timeline-company {
    color: #FFA500;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.timeline-highlights {
    list-style: none;
    margin-bottom: 1.5rem;
}

.timeline-highlights li {
    color: #cccccc;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.timeline-highlights li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #FFD700;
}

.timeline-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    background: rgba(255, 215, 0, 0.1);
    color: #FFD700;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.timeline-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.timeline-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: rgba(255, 215, 0, 0.1);
    color: #FFD700;
    text-decoration: none;
    border-radius: 25px;
    font-size: 0.9rem;
    border: 1px solid rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
    font-weight: 500;
}

.timeline-link:hover {
    background: rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.2);
}

/* Projects Section */
.projects {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
}

.project-card {
    background: rgba(255, 215, 0, 0.05);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.5s ease;
}

.project-card:hover::before {
    left: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.5);
}

.projects-grid.animate .project-card {
    opacity: 1;
    transform: translateY(0);
}

.project-title {
    font-size: 1.8rem;
    color: #FFD700;
    margin-bottom: 1rem;
}

.project-description {
    color: #cccccc;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.project-highlights {
    list-style: none;
    margin-bottom: 2rem;
}

.project-highlights li {
    color: #cccccc;
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
}

.project-highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #FFD700;
    font-weight: bold;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: #FFD700;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border: 1px solid #FFD700;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.project-link:hover {
    background: #FFD700;
    color: #000000;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.skill-category {
    background: rgba(255, 215, 0, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.skills-grid.animate .skill-category {
    opacity: 1;
    transform: translateY(0);
}

.category-title {
    color: #FFD700;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.skill-item {
    margin-bottom: 1.5rem;
}

.skill-name {
    display: block;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.skill-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    background: linear-gradient(90deg, #FFD700, #FFA500);
    width: 0%;
    transition: width 1.5s ease;
    border-radius: 4px;
}

.skills-grid.animate .skill-fill {
    width: var(--width);
}

/* Achievements Section */
.achievements {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.achievement-card {
    background: rgba(255, 215, 0, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    text-align: center;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.achievement-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.5);
}

.achievements-grid.animate .achievement-card {
    opacity: 1;
    transform: translateY(0);
}

.achievement-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.achievement-title {
    color: #FFD700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.achievement-description {
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 600;
}

.achievement-details {
    color: #cccccc;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    flex-grow: 1;
}

.achievement-link {
    color: #FFD700;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid #FFD700;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    margin-top: auto;
    align-self: center;
}

.achievement-link:hover {
    background: #FFD700;
    color: #000000;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

.contact-info.animate {
    opacity: 1;
    transform: translateX(0);
}

.contact-subtitle {
    color: #FFD700;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-description {
    color: #cccccc;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-label {
    color: #FFD700;
    font-weight: 600;
    min-width: 80px;
}

.contact-value {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-value:hover {
    color: #FFD700;
}

/* Contact Form */
.contact-form-container {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s ease;
}

.contact-form-container.animate {
    opacity: 1;
    transform: translateX(0);
}

.contact-form {
    background: rgba(255, 215, 0, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 10px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #FFD700;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.form-input::placeholder {
    color: #999999;
}

.form-label {
    position: absolute;
    top: -10px;
    left: 15px;
    background: #000000;
    padding: 0 5px;
    color: #FFD700;
    font-size: 0.8rem;
    font-weight: 600;
}

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

.btn-submit {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn-loading {
    display: none;
}

.btn-submit.loading .btn-text {
    display: none;
}

.btn-submit.loading .btn-loading {
    display: block;
}

.contact-success {
    text-align: center;
    padding: 3rem;
    background: rgba(0, 255, 0, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(0, 255, 0, 0.3);
}

.contact-success.hidden {
    display: none;
}

.success-icon {
    font-size: 3rem;
    color: #00ff00;
    margin-bottom: 1rem;
}

.contact-success h3 {
    color: #00ff00;
    margin-bottom: 1rem;
}

.contact-success p {
    color: #cccccc;
}

/* Footer */
.footer {
    background: #000000;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 215, 0, 0.2);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #cccccc;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: #FFD700;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ffffff;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .timeline-item:nth-child(even) .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        margin-left: 2rem;
        margin-right: 0;
        text-align: left;
    }

    .timeline-line {
        left: 1rem;
    }

    .timeline-marker {
        left: 1rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .btn-linkedin {
        order: 3;
        margin-top: 0.5rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .achievements-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    /* Mobile optimizations for background animation */
    .animated-grid {
        background-size: 30px 30px;
        animation-duration: 15s;
    }

    .shape {
        animation-duration: 6s;
    }

    .shape-1, .shape-2, .shape-3, .shape-4, .shape-5 {
        animation-duration: 8s;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    section {
        padding: 4rem 0;
    }

    .project-card,
    .contact-form {
        padding: 1.5rem;
    }

    .hero-content {
        padding: 0 1rem;
    }

    .hero-buttons {
        gap: 0.8rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    /* Further reduce background animation complexity on small screens */
    .animated-grid {
        background-size: 20px 20px;
        animation-duration: 12s;
    }

    .shape {
        display: none;
    }

    .floating-shapes {
        display: none;
    }
}

/* Additional responsive styles for LinkedIn button */
@media (max-width: 1024px) {
    .btn-linkedin {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .btn-linkedin i {
        font-size: 1rem;
    }
}

@media (max-width: 640px) {
    .nav-menu {
        gap: 1rem;
    }

    .btn-linkedin {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }

    .btn-linkedin i {
        font-size: 0.9rem;
    }
}