:root {
  --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);
  --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");
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;
  --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;
  --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;
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  --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);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}
@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, 255, 255, 0.8);
    --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");
    --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="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);
  --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");
  --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-huber: 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-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;
}
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;
}
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;
}
.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-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);
}
@media (prefers-color-scheme: dark) {
  select.form-control {
    background-image: var(--select-caret-dark);
  }
}
[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 {
  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 {
  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 {
  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);
  }
}
.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;
}
.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;
}
[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');
}
html {
  scroll-behavior: smooth;
}
body {
  transition: background-color var(--duration-normal) var(--ease-standard), color var(--duration-normal) var(--ease-standard);
}
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(var(--color-surface), 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--duration-normal) var(--ease-standard);
}
.nav-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  letter-spacing: var(--letter-spacing-tight);
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-32);
}
.nav-link {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  transition: color var(--duration-fast) var(--ease-standard);
  position: relative;
}
.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--duration-normal) var(--ease-standard);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.nav-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}
.theme-toggle {
  padding: var(--space-8);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-standard);
}
.theme-toggle:hover {
  background: var(--color-secondary-hover);
  transform: scale(1.1);
}
.theme-icon {
  font-size: var(--font-size-lg);
  display: block;
}
.mobile-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-4);
}
.mobile-toggle span {
  width: 25px;
  height: 3px;
  background: var(--color-text);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 2px;
}
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--color-background) 0%, var(--color-surface) 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--color-primary) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.1;
  animation: float 20s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-20px, -20px) rotate(180deg); }
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-32);
}
.hero-title {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-4xl));
  margin-bottom: var(--space-24);
  opacity: 0;
  animation: slideUp 1s ease-out 0.2s forwards;
}
.highlight {
  background: linear-gradient(135deg, var(--color-primary), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-24);
  min-height: 40px;
  opacity: 0;
  animation: slideUp 1s ease-out 0.4s forwards;
}
.hero-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-32);
  line-height: 1.6;
  opacity: 0;
  animation: slideUp 1s ease-out 0.6s forwards;
}
.hero-buttons {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-32);
  opacity: 0;
  animation: slideUp 1s ease-out 0.8s forwards;
}
.hero-contact {
  display: flex;
  gap: var(--space-24);
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: slideUp 1s ease-out 1s forwards;
}
.contact-item {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: color var(--duration-fast) var(--ease-standard);
}
.contact-item:hover {
  color: var(--color-primary);
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
section {
  padding: 80px 0;
}
.section-title {
  text-align: center;
  margin-bottom: 60px;
  font-size: var(--font-size-3xl);
  position: relative;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(135deg, var(--color-primary), #8b5cf6);
  border-radius: var(--radius-full);
}
.about {
  background: var(--color-surface);
}
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-32);
  align-items: center;
}
.about-text p {
  font-size: var(--font-size-lg);
  line-height: 1.7;
  margin-bottom: var(--space-20);
  color: var(--color-text-secondary);
}
.about-stats {
  display: grid;
  gap: var(--space-24);
}
.stat-item {
  text-align: center;
  padding: var(--space-24);
  background: var(--color-background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform var(--duration-normal) var(--ease-standard), box-shadow var(--duration-normal) var(--ease-standard);
}
.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.stat-number {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-8);
}
.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}
.skills {
  min-height: 80vh;
  display: flex;
  align-items: center;
}
.skills-container {
  position: relative;
  width: 100%;
  height: 600px;
  margin: 0 auto;
}
.skills-bubbles {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.skill-bubble {
  position: absolute;
  background: linear-gradient(135deg, var(--color-primary), #8b5cf6);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  text-align: center;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  animation: float-bubble 6s ease-in-out infinite;
  box-shadow: var(--shadow-lg);
  border: 3px solid rgba(255, 255, 255, 0.2);
}
.skill-bubble:hover {
  transform: scale(1.1);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}
.skill-bubble.size-large {
  width: 120px;
  height: 120px;
  font-size: var(--font-size-md);
}
.skill-bubble.size-medium {
  width: 100px;
  height: 100px;
  font-size: var(--font-size-sm);
}
.skill-bubble.size-small {
  width: 80px;
  height: 80px;
  font-size: var(--font-size-xs);
}
@keyframes float-bubble {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}
.skill-bubble:nth-child(1) { animation-delay: 0s; }
.skill-bubble:nth-child(2) { animation-delay: 0.5s; }
.skill-bubble:nth-child(3) { animation-delay: 1s; }
.skill-bubble:nth-child(4) { animation-delay: 1.5s; }
.skill-bubble:nth-child(5) { animation-delay: 2s; }
.skill-bubble:nth-child(6) { animation-delay: 2.5s; }
.skill-bubble:nth-child(7) { animation-delay: 3s; }
.skill-bubble:nth-child(8) { animation-delay: 3.5s; }
.skill-bubble:nth-child(9) { animation-delay: 4s; }
.skill-bubble:nth-child(10) { animation-delay: 4.5s; }
.projects {
  background: var(--color-surface);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-32);
}
.project-card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  border: 1px solid var(--color-border);
  transition: all var(--duration-normal) var(--ease-standard);
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}
.project-card:hover::before {
  left: 100%;
}
.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-16);
}
.project-title {
  font-size: var(--font-size-xl);
  margin: 0;
  color: var(--color-text);
}
.project-type {
  padding: var(--space-4) var(--space-12);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}
.project-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-20);
  line-height: 1.6;
}
.project-technologies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}
.tech-tag {
  padding: var(--space-4) var(--space-12);
  background: var(--color-secondary);
  color: var(--color-text);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
}
.experience {
  background: var(--color-background);
}
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto var(--space-32);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--color-border);
}
.timeline-item {
  position: relative;
  margin-bottom: var(--space-32);
  width: 50%;
}
.timeline-item:nth-child(odd) {
  left: 0;
  padding-right: var(--space-32);
  text-align: right;
}
.timeline-item:nth-child(even) {
  left: 50%;
  padding-left: var(--space-32);
  text-align: left;
}
.timeline-dot {
  position: absolute;
  top: 0;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 50%;
  border: 4px solid var(--color-background);
}
.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}
.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}
.timeline-content {
  background: var(--color-surface);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.timeline-date {
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-8);
}
.timeline-title {
  margin: 0 0 var(--space-4) 0;
  font-size: var(--font-size-lg);
}
.timeline-subtitle {
  margin: 0 0 var(--space-12) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-normal);
}
.timeline-description {
  margin: 0;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.certifications {
  text-align: center;
}
.certifications-title {
  margin-bottom: var(--space-24);
  font-size: var(--font-size-xl);
}
.cert-list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-16);
}
.contact {
  background: var(--color-surface);
}
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-32);
  max-width: 1000px;
  margin: 0 auto;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}
.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  padding: var(--space-20);
  background: var(--color-background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform var(--duration-normal) var(--ease-standard);
}
.contact-item:hover {
  transform: translateX(10px);
}
.contact-icon {
  font-size: var(--font-size-xl);
  width: 40px;
  text-align: center;
}
.contact-details {
  display: flex;
  flex-direction: column;
}
.contact-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}
.contact-value {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}
.contact-form {
  background: var(--color-background);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.footer {
  background: var(--color-background);
  border-top: 1px solid var(--color-border);
  padding: var(--space-32) 0;
}
.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
}
.footer-links {
  display: flex;
  gap: var(--space-24);
}
.footer-links a {
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-standard);
}
.footer-links a:hover {
  color: var(--color-primary);
}
[data-color-scheme="light"] {
  --color-text: rgba(33, 37, 41, 1);
  --color-text-secondary: rgba(73, 80, 87, 0.8);
  --color-background: rgba(255, 255, 255, 1);
  --color-surface: rgba(248, 249, 250, 1);
  --color-border: rgba(33, 37, 41, 0.125);
}
[data-color-scheme="light"] .navbar {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(33, 37, 41, 0.125);
}
[data-color-scheme="light"] .skill-bubble {
  box-shadow: 0 8px 25px rgba(33, 37, 41, 0.15);
}
[data-color-scheme="light"] .project-card:hover {
  box-shadow: 0 15px 35px rgba(33, 37, 41, 0.1);
}
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .skills-container {
    height: 400px;
  }
  .skill-bubble.size-large {
    width: 80px;
    height: 80px;
    font-size: var(--font-size-xs);
  }
  .skill-bubble.size-medium {
    width: 70px;
    height: 70px;
    font-size: var(--font-size-xs);
  }
  .skill-bubble.size-small {
    width: 60px;
    height: 60px;
    font-size: 10px;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .timeline::before {
    left: 20px;
  }
  .timeline-item {
    width: 100%;
    left: 0 !important;
    padding-left: var(--space-32) !important;
    padding-right: 0 !important;
    text-align: left !important;
  }
  .timeline-dot {
    left: 12px !important;
    right: auto !important;
  }
  .contact-content {
    grid-template-columns: 1fr;
  }
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}