/* Minimalist Black & White Portfolio Stylesheet */

/* Font Declarations & Imports */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-color: #ffffff;
  --text-color: #000000;
  --text-secondary: #555555;
  --border-color: #e5e5e5;
  --border-dark: #000000;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --max-width: 1100px;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-sans);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  padding: 60px 40px;
}

@media (max-width: 768px) {
  body {
    padding: 30px 20px;
  }
}

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

/* Links */
a {
  color: var(--text-color);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

a:hover {
  background-color: var(--text-color);
  color: var(--bg-color);
  text-decoration: none;
}

/* Typography */
h1 {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

h2 {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 2px solid var(--border-dark);
  padding-bottom: 8px;
  margin-bottom: 24px;
}

h3 {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}

h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.mono-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Layout Grid */
.header-section {
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 30px;
  margin-bottom: 50px;
}

.header-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

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

.header-left .title-sub {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 5px;
}

.header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 6px;
}

@media (min-width: 768px) {
  .header-right {
    align-items: flex-end;
    text-align: right;
  }
}

/* Sections */
.section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 50px;
}

@media (min-width: 768px) {
  .section {
    grid-template-columns: 240px 1fr;
    gap: 40px;
  }
}

.section-title {
  position: relative;
}

.section-content {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

/* Summary styling */
.summary-text {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
  font-weight: 400;
}

/* Experience & Projects Items */
.timeline-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
}

.timeline-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.timeline-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-title-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.bullet-list {
  list-style-type: square;
  margin-left: 18px;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bullet-list li {
  padding-left: 4px;
}

.bullet-list li::marker {
  color: var(--text-color);
}

/* Project Specifics */
.project-tagline {
  font-weight: 500;
  color: var(--text-color);
  margin-bottom: 8px;
}

.tech-stack {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.tech-stack strong {
  color: var(--text-color);
  font-weight: 500;
}

/* Compact list/table for secondary projects */
.compact-projects-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
}

.compact-projects-table th, 
.compact-projects-table td {
  padding: 12px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.compact-projects-table th {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border-dark);
}

.compact-projects-table tr:hover td {
  background-color: #fafafa;
}

/* Skills Grid */
.skills-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 600px) {
  .skills-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

.skill-category {
  border: 1px solid var(--border-color);
  padding: 20px;
}

.skill-category h4 {
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 6px;
  margin-bottom: 12px;
}

.skill-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-list li {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background-color: #f9f9f9;
  border: 1px solid var(--border-color);
  padding: 4px 8px;
}

/* Certifications list */
.cert-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

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

.cert-category {
  border: 1px solid var(--border-color);
  padding: 20px;
}

.cert-category h4 {
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 6px;
  margin-bottom: 12px;
}

.cert-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cert-item {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  font-size: 0.9rem;
}

.cert-name {
  color: var(--text-color);
}

.cert-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* Footer */
footer {
  margin-top: 80px;
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
  text-align: center;
}