/* CSS Custom Properties (Design System) */
:root {
  /* Colors */
  --color-primary: #1a1a2e;
  --color-secondary: #f8f9fa;
  --color-accent: #007bff;
  --color-text: #2c3e50;
  --color-text-muted: #6c757d;
  --color-white: #ffffff;
  --color-black: #000000;

  /* Additional semantic colors */
  --color-success: #28a745;
  --color-warning: #fd7e14;
  --color-linkedin: #0077b5;
  --color-twitter: #1da1f2;
  --color-gray-light: #e9ecef;
  --color-gray-medium: #dee2e6;
  --color-gray-dark: #333333;

  /* Typography */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Font Sizes (Modular Scale 1.25) */
  --font-size-xs: 0.8rem;
  --font-size-xxs: 0.7rem;
  --font-size-sm: 1rem;
  --font-size-md: 1.25rem;
  --font-size-lg: 1.563rem;
  --font-size-xl: 1.953rem;
  --font-size-2xl: 2.441rem;
  --font-size-3xl: 3.052rem;
  --font-size-4xl: 3.815rem;
  --font-size-5xl: 4.769rem;

  /* Spacing (8px base unit) */
  --space-xxs: 0.25rem;
  /* 4px */
  --space-xs: 0.5rem;
  /* 8px */
  --space-sm: 1rem;
  /* 16px */
  --space-md: 1.5rem;
  /* 24px */
  --space-lg: 2rem;
  /* 32px */
  --space-xl: 3rem;
  /* 48px */
  --space-2xl: 4rem;
  /* 64px */
  --space-3xl: 6rem;
  /* 96px */

  /* Layout */
  --container-max-width: 1200px;
  --border-radius: 0.5rem;
  --border-radius-sm: 0.25rem;
  --border-radius-circle: 50%;
  --transition: 300ms ease-in-out;

  /* Breakpoints */
  --breakpoint-tablet: 768px;
  --breakpoint-desktop: 1024px;
}

/* Reset and Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-secondary);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-sm) 0;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

h5 {
  font-size: var(--font-size-md);
}

h6 {
  font-size: var(--font-size-sm);
}

p {
  margin: 0 0 var(--space-sm) 0;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover,
a:focus {
  color: var(--color-primary);
}

/* Layout Components */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

.main {
  min-height: 100vh;
}

/* Section Styles */
.section__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section__title {
  position: relative;
  display: inline-block;
}

.section__title::after {
  content: '';
  position: absolute;
  bottom: -var(--space-xs);
  left: 50%;
  transform: translateX(-50%);
  width: 3rem;
  height: 2px;
  background-color: var(--color-accent);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

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

.nav__title {
  margin: 0;
  font-size: var(--font-size-lg);
  color: var(--color-primary);
}

.nav__menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-lg);
}

.nav__link {
  font-weight: 500;
  transition: color var(--transition);
}

.nav__link:hover,
.nav__link:focus {
  color: var(--color-accent);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-xs);
  border-radius: var(--border-radius-sm);
}

.nav__toggle:focus {
  background-color: var(--color-secondary);
}

.nav__toggle:hover {
  background-color: var(--color-secondary);
}

.nav__toggle-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  transition: all var(--transition);
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-3xl) var(--space-sm);
  text-align: center;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-gray-light) 50%, var(--color-gray-medium) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 70%, rgba(0, 123, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(26, 26, 46, 0.05) 0%, transparent 50%);
  animation: heroBackground 20s ease-in-out infinite alternate;
}

@keyframes heroBackground {
  0% {
    transform: scale(1) rotate(0deg);
    opacity: 0.3;
  }

  100% {
    transform: scale(1.1) rotate(2deg);
    opacity: 0.6;
  }
}

.hero__content {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero__typing-container {
  margin-bottom: var(--space-lg);
}

.hero__typing-text {
  font-size: var(--font-size-xl);
  color: var(--color-text);
  margin: 0;
  font-weight: 500;
}

.hero__typing-prefix {
  color: var(--color-text-muted);
}

.hero__typing-words {
  color: var(--color-accent);
  font-weight: 600;
  min-width: 120px;
  display: inline-block;
  text-align: left;
}

.hero__typing-cursor {
  color: var(--color-accent);
  animation: blink 1s infinite;
  font-weight: 300;
}

@keyframes blink {

  0%,
  50% {
    opacity: 1;
  }

  51%,
  100% {
    opacity: 0;
  }
}

.hero__description {
  font-size: var(--font-size-md);
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Button Styles */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--border-radius);
  font-weight: 500;
  text-align: center;
  transition: all var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
}

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

.btn--primary:hover,
.btn--primary:focus {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn--secondary:hover,
.btn--secondary:focus {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Section Spacing */
.about,
.projects,
.writing,
.contact {
  padding: var(--space-3xl) 0;
}

/* Section Subtitle */
.section__subtitle {
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
  margin-top: var(--space-sm);
  margin-bottom: 0;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* About Section Styles */
.about__content {
  max-width: 100%;
}

.about__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
  align-items: start;
}

.about__photo {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about__image {
  width: 280px;
  height: 280px;
  border-radius: var(--border-radius-circle);
  object-fit: cover;
  border: 4px solid var(--color-accent);
  box-shadow: 0 8px 32px rgba(0, 123, 255, 0.2);
  transition: transform var(--transition);
  background-color: var(--color-secondary);
  /* Placeholder styling for missing image */
  background-image: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
  background-size: cover;
  position: relative;
}

/* Removed placeholder icon - using actual profile photo now */

.about__image:hover {
  transform: scale(1.05);
}

.about__narrative {
  text-align: left;
}

.about__subtitle {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-xl);
}

.about__text {
  font-size: var(--font-size-md);
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.about__text:last-child {
  margin-bottom: 0;
}

/* Skills Section */
.about__skills {
  background-color: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.about__skills-title {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--space-xl);
  font-size: var(--font-size-xl);
}

.about__skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.skill-category {
  text-align: center;
}

.skill-category__title {
  color: var(--color-accent);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.skill-category__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.skill-item {
  background-color: var(--color-secondary);
  color: var(--color-text);
  padding: var(--space-xs) var(--space-sm);
  margin-bottom: var(--space-xs);
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.skill-item:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.skill-item:last-child {
  margin-bottom: 0;
}

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

.footer__text {
  margin: 0;
  color: var(--color-secondary);
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus States for Accessibility - Enhanced WCAG Compliance */
*:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Enhanced focus styles for better visibility */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 1px var(--color-white), 0 0 0 4px var(--color-accent);
}

/* Skip link for keyboard navigation */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-xs);
  text-decoration: none;
  border-radius: var(--border-radius-sm);
  z-index: 10000;
  font-weight: 600;
}

.skip-link:focus {
  top: 6px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #000000;
    --color-secondary: #ffffff;
    --color-text: #000000;
    --color-text-muted: var(--color-gray-dark);
  }

  .btn--primary {
    border: 3px solid var(--color-primary);
  }

  .btn--secondary {
    border: 3px solid var(--color-accent);
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero::before {
    animation: none;
  }

  .hero__typing-cursor {
    animation: none;
  }
}

/* Mobile Navigation Styles */
.nav__menu--open {
  display: flex !important;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  flex-direction: column;
  padding: var(--space-sm);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  z-index: 999;
}

.nav__toggle--active .nav__toggle-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle--active .nav__toggle-line:nth-child(2) {
  opacity: 0;
}

.nav__toggle--active .nav__toggle-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Active navigation link styles */
.nav__link--active {
  color: var(--color-accent);
  font-weight: 600;
}

/* Projects Section Styles */
.projects {
  background-color: var(--color-white);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

/* Project Card Styles */
.project-card {
  background-color: var(--color-secondary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 123, 255, 0.15);
}

.project-card__content {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-lg);
}

.project-card__image-container {
  position: relative;
  width: 100%;
  height: 200px;
  margin-bottom: var(--space-md);
  border-radius: var(--border-radius);
  overflow: hidden;
  background-color: var(--color-white);
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.project-card:hover .project-card__image {
  transform: scale(1.05);
}

.project-card__image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  font-size: var(--font-size-4xl);
}

.project-card__info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card__title {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.project-card__description {
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  flex: 1;
}

.project-card__technologies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.project-card__tech-badge {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: calc(var(--border-radius) / 2);
  font-size: var(--font-size-xs);
  font-weight: 500;
  white-space: nowrap;
}

.project-card__links {
  display: flex;
  gap: var(--space-sm);
  margin-top: auto;
}

.project-card__link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
  border: 2px solid transparent;
}

.project-card__link--github {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.project-card__link--github:hover,
.project-card__link--github:focus {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.project-card__link--live {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.project-card__link--live:hover,
.project-card__link--live:focus {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Bento Grid Sizing */
.project-card--large {
  grid-column: span 2;
  grid-row: span 2;
}

.project-card--large .project-card__image-container {
  height: 300px;
}

.project-card--large .project-card__content {
  padding: var(--space-xl);
}

.project-card--large .project-card__title {
  font-size: var(--font-size-xl);
}

.project-card--large .project-card__description {
  font-size: var(--font-size-md);
}

.project-card--medium {
  grid-column: span 1;
  grid-row: span 1;
}

.project-card--small {
  grid-column: span 1;
  grid-row: span 1;
}

.project-card--small .project-card__image-container {
  height: 150px;
}

.project-card--small .project-card__content {
  padding: var(--space-md);
}

.project-card--small .project-card__title {
  font-size: var(--font-size-md);
}

.project-card--small .project-card__description {
  font-size: var(--font-size-xs);
}

.project-card--small .project-card__tech-badge {
  font-size: var(--font-size-xxs);
  padding: var(--space-xxs) var(--space-xs);
}

.project-card--small .project-card__link {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-xs);
}

/* Writing Section Styles */
.writing {
  background-color: var(--color-secondary);
}

.writing__filters {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.writing__filters-title {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  font-weight: 600;
}

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

.writing__filter-btn {
  background-color: var(--color-white);
  color: var(--color-text);
  border: 2px solid var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--border-radius);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-size: var(--font-size-sm);
}

.writing__filter-btn:hover,
.writing__filter-btn:focus {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.writing__filter-btn--active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.writing__filter-btn--active:hover,
.writing__filter-btn--active:focus {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.writing__timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: 800px;
  margin: 0 auto;
}

.writing__empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
}

.writing__empty-text {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  font-style: italic;
}

/* Writing Card Styles */
.writing-card {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all var(--transition);
  position: relative;
  border-left: 4px solid var(--color-accent);
}

.writing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 123, 255, 0.15);
}

.writing-card--paper-reading {
  border-left-color: var(--color-primary);
}

.writing-card--article {
  border-left-color: var(--color-success);
  /* Green for articles */
}

.writing-card--blog-post {
  border-left-color: var(--color-warning);
  /* Orange for blog posts */
}

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

.writing-card__type-badge {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: calc(var(--border-radius) / 2);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  align-self: flex-start;
}

.writing-card--paper-reading .writing-card__type-badge {
  background-color: var(--color-primary);
}

.writing-card--article .writing-card__type-badge {
  background-color: var(--color-success);
}

.writing-card--blog-post .writing-card__type-badge {
  background-color: var(--color-warning);
}

.writing-card__title {
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  margin: 0;
  font-weight: 600;
  line-height: 1.3;
}

.writing-card__meta {
  display: flex;
  align-items: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.writing-card__venue {
  color: var(--color-accent);
  font-weight: 600;
}

.writing-card__separator {
  color: var(--color-text-muted);
}

.writing-card__date {
  color: var(--color-text-muted);
}

.writing-card__summary {
  color: var(--color-text);
  font-size: var(--font-size-md);
  line-height: 1.6;
  margin: 0;
}

.writing-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.writing-card__tag {
  background-color: var(--color-secondary);
  color: var(--color-text);
  padding: var(--space-xs) var(--space-sm);
  border-radius: calc(var(--border-radius) / 2);
  font-size: var(--font-size-xs);
  font-weight: 500;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.writing-card__tag:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-1px);
}

.writing-card__link {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--border-radius);
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
  align-self: flex-start;
  border: 2px solid var(--color-accent);
}

.writing-card__link:hover,
.writing-card__link:focus {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

/* Contact Section Styles */
.contact {
  background-color: var(--color-white);
}

.contact__content {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

.contact__info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background-color: var(--color-secondary);
  border-radius: var(--border-radius);
  transition: all var(--transition);
  border: 2px solid transparent;
}

.contact__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 123, 255, 0.15);
  border-color: var(--color-accent);
}

.contact__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--border-radius-circle);
  flex-shrink: 0;
  transition: all var(--transition);
}

.contact__item:hover .contact__icon {
  background-color: var(--color-primary);
  transform: scale(1.1);
}

.contact__icon svg {
  width: 24px;
  height: 24px;
}

.contact__details {
  flex: 1;
}

.contact__label {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin: 0 0 var(--space-xs) 0;
}

.contact__link {
  color: var(--color-accent);
  font-size: var(--font-size-md);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition);
}

.contact__link:hover,
.contact__link:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

.contact__text {
  color: var(--color-text);
  font-size: var(--font-size-md);
  font-weight: 500;
}

.contact__social {
  text-align: center;
}

.contact__social-title {
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.contact__social-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  max-width: 600px;
  margin: 0 auto;
}

.contact__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-secondary);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: all var(--transition);
  border: 2px solid transparent;
}

.contact__social-link:hover,
.contact__social-link:focus {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.contact__social-link--linkedin:hover,
.contact__social-link--linkedin:focus {
  background-color: var(--color-linkedin);
  color: var(--color-white);
  border-color: var(--color-linkedin);
}

.contact__social-link--github:hover,
.contact__social-link--github:focus {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.contact__social-link--twitter:hover,
.contact__social-link--twitter:focus {
  background-color: var(--color-twitter);
  color: var(--color-white);
  border-color: var(--color-twitter);
}

.contact__social-link--resume:hover,
.contact__social-link--resume:focus {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.contact__social-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.contact__social-text {
  font-size: var(--font-size-md);
}

.contact__cta {
  text-align: center;
  padding: var(--space-xl);
  background-color: var(--color-secondary);
  border-radius: var(--border-radius);
  border: 2px solid var(--color-accent);
}

.contact__cta-text {
  color: var(--color-text);
  font-size: var(--font-size-md);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.contact__cta-button {
  font-size: var(--font-size-md);
  padding: var(--space-md) var(--space-xl);
}

/* Mobile Styles */
@media (max-width: 767px) {
  .nav__menu {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__menu--open {
    display: flex;
  }

  .hero__title {
    font-size: var(--font-size-2xl);
  }

  .hero__typing-text {
    font-size: var(--font-size-lg);
  }

  .hero__description {
    font-size: var(--font-size-sm);
    padding: 0 var(--space-sm);
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 200px;
  }

  /* About section mobile styles */
  .about__main {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }

  .about__image {
    width: 200px;
    height: 200px;
  }

  .about__narrative {
    text-align: center;
  }

  .about__skills {
    padding: var(--space-lg);
  }

  .about__skills-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  /* Projects section mobile styles */
  .projects__grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .project-card--large,
  .project-card--medium,
  .project-card--small {
    grid-column: span 1;
    grid-row: span 1;
  }

  .project-card--large .project-card__content,
  .project-card--small .project-card__content {
    padding: var(--space-lg);
  }

  .project-card--large .project-card__title,
  .project-card--small .project-card__title {
    font-size: var(--font-size-lg);
  }

  .project-card--large .project-card__description,
  .project-card--small .project-card__description {
    font-size: var(--font-size-sm);
  }

  .project-card--small .project-card__tech-badge {
    font-size: var(--font-size-xs);
    padding: var(--space-xs) var(--space-sm);
  }

  .project-card--small .project-card__link {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
  }

  /* Writing section mobile styles */
  .writing__filter-buttons {
    flex-direction: column;
    align-items: center;
  }

  .writing__filter-btn {
    width: 100%;
    max-width: 200px;
  }

  .writing__timeline {
    gap: var(--space-lg);
  }

  .writing-card {
    padding: var(--space-lg);
  }

  .writing-card__title {
    font-size: var(--font-size-lg);
  }

  .writing-card__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .writing-card__separator {
    display: none;
  }

  /* Contact section mobile styles */
  .contact__content {
    gap: var(--space-xl);
  }

  .contact__info {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .contact__item {
    padding: var(--space-md);
  }

  .contact__social-links {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .contact__social-link {
    padding: var(--space-sm) var(--space-md);
  }

  .contact__cta {
    padding: var(--space-lg);
  }

  .contact__cta-text {
    font-size: var(--font-size-sm);
  }
}

/* Tablet Styles */
@media (min-width: 768px) and (max-width: 1023px) {
  .container {
    padding: 0 var(--space-lg);
  }

  /* About section tablet styles */
  .about__main {
    grid-template-columns: 300px 1fr;
    gap: var(--space-xl);
    text-align: left;
  }

  .about__narrative {
    text-align: left;
  }

  .about__skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Projects section tablet styles */
  .projects__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }

  .project-card--large {
    grid-column: span 2;
    grid-row: span 1;
  }

  /* Writing section tablet styles */
  .writing__timeline {
    max-width: 700px;
  }
}

/* Lazy Loading Styles */
img[loading="lazy"] {
  opacity: 0;
  transition: opacity var(--transition);
}

img.lazy-loaded {
  opacity: 1;
}

/* Placeholder for lazy loading images */
img[data-src] {
  background-color: var(--color-secondary);
  background-image: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-gray-light) 50%, var(--color-secondary) 100%);
  background-size: 200% 100%;
  animation: loading-shimmer 1.5s ease-in-out infinite;
}

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

  100% {
    background-position: 200% 0;
  }
}

/* Desktop Styles */
@media (min-width: 1024px) {
  .hero__actions {
    justify-content: center;
  }

  /* About section desktop styles - two column layout */
  .about__main {
    grid-template-columns: 320px 1fr;
    gap: var(--space-2xl);
    text-align: left;
  }

  .about__narrative {
    text-align: left;
  }

  .about__skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Projects section desktop styles */
  .projects__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }

  .project-card--large {
    grid-column: span 2;
    grid-row: span 2;
  }
}
/* ================================
   Beer Scoring Section Styles
   ================================ */

/* Beer section on main page */
.beer-section {
  padding: var(--space-3xl) 0;
  background: var(--color-secondary);
}

.beer-section__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.beer-section__description {
  font-size: var(--font-size-md);
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.beer-section__link {
  display: inline-block;
  margin-top: var(--space-md);
}

/* Beer page hero */
.beer-hero {
  padding: var(--space-3xl) 0 var(--space-xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2d2d44 100%);
  color: var(--color-white);
  text-align: center;
}

.beer-hero__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.beer-hero__description {
  font-size: var(--font-size-md);
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.9);
}

/* Beer statistics */
.beer-stats {
  padding: var(--space-2xl) 0;
  background: var(--color-secondary);
}

.beer-stats__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-xl);
  color: var(--color-text);
}

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

.beer-stats__chart-container {
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.beer-stats__chart-container:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.beer-stats__chart-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.beer-stats__chart {
  width: 100%;
  height: 220px;
  display: block;
}

/* Beer controls (sorting) */
.beer-controls {
  padding: var(--space-xl) 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-medium);
}

.beer-controls__wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.beer-controls__count {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-primary);
  margin-right: var(--space-md);
}

.beer-controls__label {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text);
}

.beer-controls__select {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
  border: 2px solid var(--color-gray-medium);
  border-radius: var(--border-radius);
  background: var(--color-white);
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.3s ease;
}

.beer-controls__select:hover {
  border-color: var(--color-accent);
}

.beer-controls__select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* Beer gallery */
.beer-gallery {
  padding: var(--space-3xl) 0;
  background: var(--color-secondary);
}

.beer-gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

/* Beer card - Vertical layout like project cards */
.beer-card {
  background-color: var(--color-secondary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.beer-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 123, 255, 0.15);
}

.beer-card__content {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-md);
}

.beer-card__image-container {
  position: relative;
  width: 100%;
  height: 150px;
  margin-bottom: var(--space-sm);
  border-radius: var(--border-radius);
  overflow: hidden;
  background: var(--color-gray-light);
}

.beer-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition);
  cursor: pointer;
}

.beer-card:hover .beer-card__image {
  transform: scale(1.05);
}

.beer-card__image-placeholder {
  font-size: 4rem;
  color: var(--color-gray-dark);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.beer-card__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.beer-card__name {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

.beer-card__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--space-xs);
  font-weight: 500;
}

.beer-card__notes {
  font-size: var(--font-size-xs);
  line-height: 1.4;
  color: var(--color-text);
  margin-top: var(--space-xxs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.beer-card__notes:hover {
  color: var(--color-accent);
}

.beer-card__notes--expanded {
  display: block;
  -webkit-line-clamp: unset;
  max-height: none;
}

.beer-card__notes-toggle {
  display: inline;
  color: var(--color-accent);
  font-weight: 600;
  margin-left: var(--space-xxs);
  font-size: var(--font-size-xs);
  cursor: pointer;
  user-select: none;
}

.beer-card__chart-container {
  width: 100%;
  padding: var(--space-xs) var(--space-sm);
  background: transparent;
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.beer-card__chart {
  width: 100% !important;
  max-height: 140px !important;
}

/* Beer image modal */
.beer-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}

.beer-modal--active {
  display: flex;
}

.beer-modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  cursor: pointer;
}

.beer-modal__content {
  position: relative;
  z-index: 10000;
  max-width: 90vw;
  max-height: 90vh;
  animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.beer-modal__image {
  max-width: 100%;
  max-height: 90vh;
  width: auto;
  height: auto;
  display: block;
  border-radius: var(--border-radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.beer-modal__close {
  position: absolute;
  top: -40px;
  right: 0;
  background: transparent;
  border: none;
  color: var(--color-white);
  font-size: 40px;
  font-weight: 300;
  cursor: pointer;
  padding: 0;
  width: 40px;
  height: 40px;
  line-height: 1;
  transition: transform var(--transition);
}

.beer-modal__close:hover {
  transform: scale(1.2);
}

/* Tablet and up */
@media (min-width: 768px) {
  .beer-gallery__grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .beer-gallery__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }

  .beer-hero__title {
    font-size: var(--font-size-4xl);
  }
}

/* Large desktop */
@media (min-width: 1440px) {
  .beer-gallery__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}


/* ==========================================================================
   Language Toggle
   ========================================================================== */

.language-toggle {
  display: flex;
  gap: var(--space-xs);
  margin-left: var(--space-md);
}

.lang-btn {
  padding: var(--space-xs) var(--space-sm);
  border: 2px solid var(--color-gray-medium);
  background: transparent;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  min-width: 40px;
}

.lang-btn:hover {
  background: var(--color-gray-light);
  border-color: var(--color-primary);
}

.lang-btn--active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.lang-btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (max-width: 768px) {
  .language-toggle {
    margin-left: auto;
    margin-right: var(--space-sm);
  }
}