:root {
  /* Apple Color Palette */
  --page-bg: #F5F5F7;
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --card-shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);

  --text-primary: #1D1D1F;
  --text-secondary: #86868B;
  --text-tertiary: #6E6E73;

  --accent-blue: #0066CC;
  --accent-blue-hover: #004499;

  --glass-border: rgba(0, 0, 0, 0.05);

  /* Spacing & Radius */
  --radius-card: 32px;
  --radius-button: 16px;
  --spacing-section: 120px;
  --container-max-width: 1200px;

  /* Transitions */
  --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--page-bg);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Inter", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* Typography */
h1,
h2,
h3,
h4 {
  font-weight: 600;
  letter-spacing: -0.025em;
}

.title-large {
  font-size: clamp(48px, 9vw, 84px);
  line-height: 1.05;
  margin-bottom: 32px;
}

.subtitle {
  font-size: clamp(22px, 5vw, 28px);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 48px;
  max-width: 800px;
}

/* Glassmorphism */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-card);
  padding: 40px;
  transition: var(--transition-smooth);
}

/* Project List Style */
.project-list-item {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: center;
  padding: 40px;
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .project-list-item {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* Bento Grid (Updated for dynamic scaling) */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(220px, auto);
  gap: 32px;
  margin-top: 60px;
}

.section-label {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-blue);
  margin-bottom: 16px;
  display: block;
}

/* Global Footer */
.global-footer {
  margin-top: 120px;
  padding: 60px 0;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.footer-socials {
  display: flex;
  gap: 32px;
}

.footer-socials a {
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.footer-socials a:hover {
  color: var(--accent-blue);
  transform: translateY(-2px);
}

.footer-credits {
  font-size: 14px;
  color: var(--text-tertiary);
}

/* ... existing animation styles ... */

.glass-panel:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-hover);
}

/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(180px, auto);
  gap: 24px;
  margin-top: 40px;
}

.bento-item {
  grid-column: span 1;
  grid-row: span 1;
}

.span-2 {
  grid-column: span 2;
}

.span-3 {
  grid-column: span 3;
}

.span-4 {
  grid-column: span 4;
}

.row-2 {
  grid-row: span 2;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  border-radius: 980px;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: #333;
  transform: scale(1.02);
}

.btn-link {
  color: var(--accent-blue);
  padding: 0;
}

.btn-link:hover {
  text-decoration: underline;
}

/* Sections */
section {
  padding: var(--spacing-section) 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .span-3,
  .span-4 {
    grid-column: span 2;
  }
}

@media (max-width: 640px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }

  .span-2,
  .span-3,
  .span-4 {
    grid-column: span 1;
  }

  .title-large {
    font-size: 40px;
  }

  .spacing-section {
    --spacing-section: 60px;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.delay-1 {
  animation-delay: 0.1s;
}

.delay-2 {
  animation-delay: 0.2s;
}

.delay-3 {
  animation-delay: 0.3s;
}