@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400;0,500;0,600;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #f9f7f2;
  --text: #1a1a1a;
  --text-muted: #5c5852;
  --text-light: #a39e95;
  --border-subtle: #e8e4db;
  --border-heavy: #2d2a26;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Times New Roman", Times, serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Modular Spacing Scale */
  --space-unit: 1rem;
  --space-xs: calc(var(--space-unit) * 0.5);   /* 8px */
  --space-sm: var(--space-unit);              /* 16px */
  --space-md: calc(var(--space-unit) * 2);     /* 32px */
  --space-lg: calc(var(--space-unit) * 4);     /* 64px */
  --space-xl: calc(var(--space-unit) * 8);     /* 128px */
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Typography Hierarchy */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--text);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: 3.25rem; margin-bottom: var(--space-md); }
h2 { font-size: 1.75rem; margin-bottom: var(--space-md); }
h3 { font-size: 1.35rem; margin-bottom: var(--space-sm); }

p {
  margin-bottom: var(--space-sm);
  color: #333;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Navigation: Clean, Strict Alignment */
nav {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-md) 0;
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

nav .logo {
  font-family: var(--font-mono);
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
  font-size: 0.85rem;
}

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

nav .links a {
  text-decoration: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

nav .links a:hover {
  color: var(--text);
}

/* Section Spacing: Professional Gaps */
section {
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  animation: fadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-label {
  display: block;
  color: var(--text-decoration);
  margin-bottom: var(--space-sm);
}

/* Projects: Technical Card Design */
.project-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-sm);
}

.project-title {
  margin: 0;
}

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

.project-description {
  max-width: 70ch;
  margin: var(--space-sm) 0 var(--space-md);
}


.project-item {
  position: relative;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-subtle);
}

#projects .project-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

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

.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  background: #f8f8f8;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border-heavy);
  opacity: 0.7;
}

.btn {
  display: inline-block;
  margin-top: var(--space-sm);
  padding: 0.6rem 1.25rem;
  border: 1.5px solid var(--border-heavy);
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:hover {
  background: var(--border-heavy);
  color: white;
  transform: translateY(-1px);
}

/* Blogs: Strict Columnar Alignment */
.blog-list {
  display: flex;
  flex-direction: column;
}

.blog-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: baseline;
  padding: var(--space-sm) 0;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid #f5f5f5;
  transition: background 0.1s ease;
}

.blog-item:hover {
  background: #fafafa;
}

.blog-item h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0;
}

.blog-date {
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  min-width: 100px;
  font-weight: 500;
}

.blog-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
  justify-content: center;
}

.blog-meta {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0;
}

.blog-tags {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.blog-title {
  margin-bottom: 4px;
}

footer {
  padding: var(--space-lg) 0;
  color: var(--text-light);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  border-top: 1px solid var(--border-subtle);
}

/* Content overrides */
.prose h3 { margin-top: var(--space-md); }

.prose blockquote {
  border-left: 3px solid var(--border-heavy);
  padding-left: var(--space-sm);
  margin: var(--space-md) 0;
  color: #555;
}

/* Code blocks */
.prose pre {
  background: #f6f6f6;
  border: 1px solid var(--border-subtle);
  padding: var(--space-sm);
  margin: var(--space-md) 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.5;
}

.prose pre code {
  background: none;
  padding: 0;
  border: none;
  font-size: inherit;
}

#blogs {
  margin-top: 0;
  padding-top: var(--space-md);
}

/* Inline code */
.prose code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: #f2f2f2;
  padding: 0.15em 0.35em;
  border-radius: 3px;
}

/* Prose spacing */
.prose p {
  margin-bottom: var(--space-sm);
}

.prose ul,
.prose ol {
  margin: var(--space-sm) 0 var(--space-md);
  padding-left: 1.25rem;
}

.prose li {
  margin-bottom: 0.4rem;
}

.prose h2 {
  margin-top: var(--space-lg);
}

.prose h3 {
  margin-top: var(--space-md);
}

.prose img {
  display: block;
  max-width: 100%;
  margin: var(--space-md) auto;
}

.tag {
  display: inline-flex;
  align-items: center;
  line-height: 1.2;
  padding: 2px 6px;
  margin: 0;
}

/* Rouge syntax highlighting */

.highlight {
  background: #f6f6f6;
  border: 1px solid var(--border-subtle);
  padding: var(--space-sm);
  margin: var(--space-md) 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.5;
}

.highlight pre {
  margin: 0;
  background: none;
  border: none;
  padding: 0;
}

/* Token colors */

.highlight .k { color: #005cc5; font-weight: 600; }   /* keywords */
.highlight .kt { color: #005cc5; }                    /* types */
.highlight .nf { color: #6f42c1; }                    /* function names */
.highlight .c { color: #6a737d; font-style: italic; } /* comments */
.highlight .s { color: #032f62; }                     /* strings */
.highlight .m { color: #005cc5; }                     /* numbers */
.highlight .o { color: #d73a49; }                     /* operators */
.highlight .p { color: #24292e; }                     /* punctuation */