/* ==========================================================================
   Jimmy Doré - Personal Website Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Colors - Light Mode */
  --color-bg: #ffffff;
  --color-surface: #f9fafb;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-accent: #10b981;
  --color-accent-hover: #059669;
  --color-border: #e5e7eb;
  --color-glass: rgba(255, 255, 255, 0.6);
  --color-glass-border: rgba(255, 255, 255, 0.5);
  --color-blob-1: rgba(16, 185, 129, 0.4);
  --color-blob-2: rgba(5, 150, 105, 0.35);

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --max-width: 1100px;
  --nav-height: 64px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* Dark Mode */
[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-surface: #1e293b;
  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-accent: #34d399;
  --color-accent-hover: #6ee7b7;
  --color-border: #334155;
  --color-glass: rgba(30, 41, 59, 0.7);
  --color-glass-border: rgba(51, 65, 85, 0.5);
  --color-blob-1: rgba(52, 211, 153, 0.3);
  --color-blob-2: rgba(16, 185, 129, 0.25);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Subtle gradient for glassmorphism visibility */
  background-image:
    radial-gradient(at 20% 20%, rgba(16, 185, 129, 0.05) 0px, transparent 50%),
    radial-gradient(at 80% 80%, rgba(16, 185, 129, 0.04) 0px, transparent 50%);
  background-attachment: fixed;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a:hover {
  color: var(--color-accent-hover);
}

ul {
  list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

@media (min-width: 768px) {
  h1 { font-size: 4rem; }
  h2 { font-size: 2.5rem; }
}

@media (min-width: 1024px) {
  h1 { font-size: 5rem; }
}

p {
  margin-bottom: var(--space-md);
}

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

.text-accent {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

section {
  padding: var(--space-4xl) 0;
}

.section-header {
  margin-bottom: var(--space-2xl);
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-sm);
  font-weight: 700;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3rem;
  }
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--color-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
  z-index: 1000;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.nav-logo:hover {
  color: var(--color-accent);
}

.nav-menu {
  display: none;
  gap: var(--space-xl);
}

.nav-link {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-accent);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: var(--transition-fast);
}

@media (min-width: 768px) {
  .nav-menu {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }
}

/* Mobile menu */
.nav-menu.active {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background-color: var(--color-bg);
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-md);
}

/* Dark mode toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  margin-left: var(--space-md);
}

.theme-toggle:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  color: var(--color-text);
  transition: var(--transition-fast);
}

.theme-toggle:hover svg {
  color: white;
}

/* Hide moon in light mode, sun in dark mode */
.theme-toggle .icon-moon { display: block; }
.theme-toggle .icon-sun { display: none; }

[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }

/* Language Dropdown */
.lang-dropdown {
  position: relative;
  display: inline-block;
}

.lang-dropdown-trigger {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  height: 40px;
  padding: 0 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  cursor: pointer;
  transition: var(--transition-fast);
  color: var(--color-text);
}

.lang-dropdown-trigger:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

.lang-dropdown-trigger:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.lang-current-flag {
  font-size: 1.1rem;
  line-height: 1;
}

.lang-current-code {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.lang-dropdown-arrow {
  transition: transform var(--transition-fast);
  opacity: 0.6;
}

.lang-dropdown.open .lang-dropdown-arrow {
  transform: rotate(180deg);
}

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  min-width: 140px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 0.25rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-fast),
              transform var(--transition-fast),
              visibility var(--transition-fast);
  z-index: 1001;
  list-style: none;
  margin: 0;
}

.lang-dropdown.open .lang-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  color: var(--color-text);
}

.lang-option:hover,
.lang-option:focus {
  background: var(--color-border);
  outline: none;
}

.lang-option[aria-selected="true"] {
  color: var(--color-accent);
  font-weight: 500;
}

.lang-option-flag {
  font-size: 1.25rem;
  line-height: 1;
}

.lang-option-label {
  font-size: 0.9rem;
}

@media (max-width: 360px) {
  .lang-current-code {
    display: none;
  }

  .lang-dropdown-trigger {
    width: 40px;
    padding: 0;
    border-radius: 50%;
  }
}

/* Smooth transition for theme change */
body,
.nav,
.project-card,
.blog-card,
.skill-tag,
.social-link {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

/* Organic blob shapes */
.hero::before,
.hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  z-index: 0;
  animation: blobFloat 20s ease-in-out infinite;
  pointer-events: none;
}

.hero::before {
  width: 600px;
  height: 600px;
  background: var(--color-blob-1);
  top: -150px;
  right: -100px;
  animation-delay: 0s;
}

.hero::after {
  width: 450px;
  height: 450px;
  background: var(--color-blob-2);
  bottom: -50px;
  left: -100px;
  animation-delay: -10s;
}

@media (max-width: 767px) {
  .hero::before {
    width: 300px;
    height: 300px;
    top: -100px;
    right: -80px;
  }

  .hero::after {
    width: 250px;
    height: 250px;
    bottom: -80px;
    left: -80px;
  }
}

@keyframes blobFloat {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(30px, -30px) scale(1.05);
  }
  50% {
    transform: translate(0, 20px) scale(0.95);
  }
  75% {
    transform: translate(-20px, -10px) scale(1.02);
  }
}

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

.hero-greeting {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: var(--space-md);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-title {
  margin-bottom: var(--space-sm);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 5rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 6.5rem;
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  font-weight: 400;
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.75rem;
  }
}

.hero-description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 540px;
  margin-bottom: var(--space-xl);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-accent);
  color: white;
  font-weight: 500;
  border-radius: 6px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

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

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

.btn-outline:hover {
  background-color: var(--color-accent);
  color: white;
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about {
  background-color: var(--color-surface);
}

.about-content {
  display: grid;
  gap: var(--space-2xl);
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 2fr 1fr;
    align-items: start;
  }
}

.about-text p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

.about-image {
  display: flex;
  justify-content: center;
}

.about-image-placeholder {
  width: 200px;
  height: 200px;
  background-color: var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  position: relative;
}

.about-image-placeholder::before {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: var(--color-blob-1);
  filter: blur(40px);
  z-index: -1;
  animation: blobFloat 15s ease-in-out infinite reverse;
}

.about-image-photo {
  max-width: 280px;
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   Skills Section
   -------------------------------------------------------------------------- */
.skills-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .skills-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.skill-category h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

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

/* Chaotic float animations - different directions */
@keyframes drift1 {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(4px, -6px); }
  50% { transform: translate(-2px, -8px); }
  75% { transform: translate(-5px, -3px); }
}

@keyframes drift2 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(-6px, -4px); }
  66% { transform: translate(3px, -7px); }
}

@keyframes drift3 {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(5px, -3px); }
  40% { transform: translate(2px, -8px); }
  60% { transform: translate(-4px, -5px); }
  80% { transform: translate(-2px, -2px); }
}

@keyframes drift4 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-5px, -6px); }
}

@keyframes drift5 {
  0%, 100% { transform: translate(0, 0); }
  30% { transform: translate(6px, -2px); }
  70% { transform: translate(-3px, -7px); }
}

.skill-tag {
  background: var(--color-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-md);
  border-radius: 20px;
  font-size: 0.85rem;
  border: 1px solid var(--color-glass-border);
  transition: border-color var(--transition-fast), color var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  animation: drift1 4s ease-in-out infinite;
}

.skill-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Assign different animations and timings */
.skill-tag:nth-child(2) { animation: drift2 3.5s ease-in-out infinite; animation-delay: 0.1s; }
.skill-tag:nth-child(3) { animation: drift3 5s ease-in-out infinite; animation-delay: 0.3s; }
.skill-tag:nth-child(4) { animation: drift4 3s ease-in-out infinite; animation-delay: 0.2s; }
.skill-tag:nth-child(5) { animation: drift5 4.5s ease-in-out infinite; animation-delay: 0.4s; }
.skill-tag:nth-child(6) { animation: drift1 3.8s ease-in-out infinite; animation-delay: 0.5s; }
.skill-tag:nth-child(7) { animation: drift3 4.2s ease-in-out infinite; animation-delay: 0.15s; }
.skill-tag:nth-child(8) { animation: drift2 3.2s ease-in-out infinite; animation-delay: 0.35s; }
.skill-tag:nth-child(9) { animation: drift5 4.8s ease-in-out infinite; animation-delay: 0.25s; }
.skill-tag:nth-child(10) { animation: drift4 3.6s ease-in-out infinite; animation-delay: 0.45s; }
.skill-tag:nth-child(11) { animation: drift1 5.2s ease-in-out infinite; animation-delay: 0.55s; }

@media (prefers-reduced-motion: reduce) {
  .skill-tag { animation: none; }
}

/* --------------------------------------------------------------------------
   Experience Section
   -------------------------------------------------------------------------- */
.experience {
  background-color: var(--color-surface);
}

.timeline {
  position: relative;
  padding-left: var(--space-xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-xl) - 5px);
  top: 6px;
  width: 12px;
  height: 12px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

.timeline-date {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.timeline-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

.timeline-company {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.timeline-description {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   Projects Section
   -------------------------------------------------------------------------- */
.projects-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.project-card {
  background: var(--color-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-glass-border);
  border-radius: 16px;
  padding: var(--space-xl);
  transition: var(--transition-base);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.project-thumbnail {
  margin: calc(-1 * var(--space-xl));
  margin-bottom: var(--space-lg);
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  height: 180px;
}

.project-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

.project-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  background: var(--color-surface);
}

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

.project-icon {
  color: var(--color-accent);
}

.project-links {
  display: flex;
  gap: var(--space-md);
}

.project-links a {
  color: var(--color-text-secondary);
}

.project-links a:hover {
  color: var(--color-accent);
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.project-description {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.project-tag {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
}

.projects-placeholder {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-secondary);
  background-color: var(--color-surface);
  border: 2px dashed var(--color-border);
  border-radius: 8px;
}

/* --------------------------------------------------------------------------
   Project Detail Page
   -------------------------------------------------------------------------- */
.project-hero {
  padding: calc(var(--space-3xl) + 60px) 0 var(--space-md);
}

.back-link {
  display: inline-block;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  text-decoration: none;
  transition: color var(--transition-normal);
}

.back-link:hover {
  color: var(--color-accent);
}

.project-hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-sm);
}

.project-hero-tagline {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.project-hero-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

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

.btn-outline:hover {
  background: var(--color-accent);
  color: white;
}

.project-content {
  padding: var(--space-lg) 0 var(--space-3xl);
}

.project-screenshot {
  margin-bottom: var(--space-3xl);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  max-width: 400px;
}

.project-screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

.project-video {
  margin-bottom: var(--space-3xl);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  aspect-ratio: 16 / 9;
  max-width: 100%;
}

.project-video iframe {
  width: 100%;
  height: 100%;
  display: block;
}

.project-section {
  margin-bottom: var(--space-3xl);
}

.project-section h2 {
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.project-section p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  line-height: 1.8;
}

.project-features {
  list-style: none;
  padding: 0;
}

.project-features li {
  color: var(--color-text-secondary);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 1.05rem;
}

.project-features li:last-child {
  border-bottom: none;
}

.project-features strong {
  color: var(--color-text);
}

.project-tech-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .project-tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-tech-category h3 {
  font-size: 1rem;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Blog Section
   -------------------------------------------------------------------------- */
.blog {
  background-color: var(--color-surface);
}

.blog-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.blog-card {
  background: var(--color-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-glass-border);
  border-radius: 16px;
  padding: var(--space-xl);
  transition: var(--transition-base);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.blog-card:hover {
  border-color: var(--color-accent);
  background: var(--color-surface);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.blog-date {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.blog-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.blog-title a {
  color: var(--color-text);
}

.blog-title a:hover {
  color: var(--color-accent);
}

.blog-excerpt {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  font-size: 0.9rem;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   Contact / Footer
   -------------------------------------------------------------------------- */
.contact {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: var(--color-blob-1);
  filter: blur(80px);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
  animation: blobPulse 15s ease-in-out infinite;
  pointer-events: none;
}

@keyframes blobPulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.5;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.3;
  }
}

.contact-description {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto var(--space-xl);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-surface);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

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

.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

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

/* --------------------------------------------------------------------------
   Blog Post Page
   -------------------------------------------------------------------------- */
.blog-post {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
}

.blog-post-header {
  margin-bottom: var(--space-2xl);
}

.blog-post-meta {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.blog-post-title {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.blog-post-content {
  max-width: 700px;
}

.blog-post-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.blog-post-content h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.blog-post-content p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
}

.blog-post-content ul,
.blog-post-content ol {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.blog-post-content li {
  margin-bottom: var(--space-sm);
  list-style: disc;
}

.blog-post-content code {
  font-family: var(--font-mono);
  background-color: var(--color-surface);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

.blog-post-content pre {
  background-color: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-lg);
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: var(--space-md);
}

.blog-post-content pre code {
  background: none;
  padding: 0;
}

.blog-back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  color: var(--color-text-secondary);
}

.blog-back-link:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Micro-Delight Animations
   -------------------------------------------------------------------------- */

/* Button bounce on hover */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn:hover::after {
  transform: translateX(100%);
}

.btn:active {
  transform: translateY(0) scale(0.98);
}

/* Nav link hover underline animation */
.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.3s ease;
}

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

/* Skill tag pop effect */
.skill-tag {
  cursor: default;
  transform: translateY(0);
}

.skill-tag:hover {
  transform: translateY(-2px) scale(1.05);
  background-color: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Social link bounce */
.social-link {
  transform: translateY(0);
}

.social-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.25);
}

.social-link:active {
  transform: translateY(-2px);
}

/* Timeline dot pulse */
.timeline-item::before {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-item:hover::before {
  transform: scale(1.3);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
}

/* Section title underline grow on scroll-into-view */
.section-title::after {
  transition: width 0.5s ease;
}

.section-title:hover::after {
  width: 100%;
}

/* Project card icon rotate */
.project-icon {
  transition: transform 0.3s ease;
}

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

/* Project link icons */
.project-links a {
  transition: color 0.2s ease, transform 0.2s ease;
}

.project-links a:hover {
  transform: translateY(-2px);
}

/* Blog read more arrow slide */
.blog-read-more {
  transition: color 0.2s ease, gap 0.2s ease;
}

.blog-read-more:hover {
  gap: var(--space-sm);
}

/* Hero greeting fade-in animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-greeting {
  animation: fadeInUp 0.6s ease forwards;
}

.hero-title {
  animation: fadeInUp 0.6s ease 0.1s forwards;
  opacity: 0;
}

.hero-subtitle {
  animation: fadeInUp 0.6s ease 0.2s forwards;
  opacity: 0;
}

.hero-description {
  animation: fadeInUp 0.6s ease 0.3s forwards;
  opacity: 0;
}

.hero .btn {
  animation: fadeInUp 0.6s ease 0.4s forwards;
  opacity: 0;
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}