/* =========================================================
   TOKENS
========================================================= */
:root {
  --bg: #FFFFFF;
  --bg-soft: #F6F7F9;
  --border: #E6E8EC;
  --text: #14161A;
  --text-soft: #565B66;
  --text-faint: #9297A2;
  --accent: #2E5CE6;
  --accent-soft: #EEF2FF;
  --accent-dark: #1E45BF;

  --font-display: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  --max-width: 800px;
  --radius: 12px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;

  /* Faint dot-grid texture across the whole page */
  background-color: var(--bg);
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 28px 28px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* =========================================================
   HEADER
========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  color: var(--text);
}

.site-nav {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
}
.site-nav a {
  text-decoration: none;
  color: var(--text-soft);
  transition: color 0.15s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
}

.site-nav-mobile {
  display: none;
  flex-direction: column;
  padding: 4px 24px 16px;
  font-size: 15px;
  font-weight: 500;
}
.site-nav-mobile a {
  text-decoration: none;
  color: var(--text-soft);
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

@media (max-width: 720px) {
  .site-nav { display: none; }
  .nav-toggle { display: flex; }
  .site-header.nav-open .site-nav-mobile { display: flex; }
}

/* =========================================================
   LAYOUT
========================================================= */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 64px 0;
  border-bottom: 1px solid var(--border);
}
.section:last-of-type { border-bottom: none; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.1rem); line-height: 1.08; }
h2 { font-size: clamp(1.5rem, 3vw, 1.85rem); }

.body-copy {
  max-width: 62ch;
  color: var(--text-soft);
}

.card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
}

/* =========================================================
   HERO
========================================================= */
.hero {
  padding-top: 72px;
  position: relative;
  isolation: isolate;
}

/* Soft gradient glow behind the hero content only */
.hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -160px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 70%);
  filter: blur(10px);
  z-index: -1;
  pointer-events: none;
}

@media (max-width: 720px) {
  .hero::before { width: 360px; height: 360px; right: -120px; top: -80px; }
}

.hero-role {
  font-size: 16px;
  color: var(--text-soft);
  margin: 0 0 18px;
}

.hero-intro {
  max-width: 58ch;
  color: var(--text-soft);
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--accent-dark);
  transform: translateY(-1px);
}
.btn-secondary {
  background: var(--accent);
  color: #fff;
  
}
.btn-secondary:hover, .btn-secondary:focus-visible {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.fact-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 12px;
}
.fact dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.fact dd {
  margin: 0;
  font-weight: 600;
  font-size: 15px;
}

@media (max-width: 640px) {
  .fact-strip { grid-template-columns: repeat(2, 1fr); row-gap: 18px; }
}

/* =========================================================
   EDUCATION
========================================================= */
.edu-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.edu-school { margin: 0 0 4px; font-weight: 700; font-size: 17px; }
.edu-degree { margin: 0; color: var(--text-soft); font-size: 15px; }
.edu-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-faint);
  text-align: right;
}

.coursework-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 12px;
}
.chip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip-list li {
  font-size: 13.5px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 14px;
  background: var(--bg);
}

/* =========================================================
   SKILLS
========================================================= */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}
.skills-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 16px;
}
.skill-list { list-style: none; margin: 0; padding: 0; }
.skill-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 14.5px;
  border-top: 1px solid var(--border);
}
.skill-list li:first-child { border-top: none; padding-top: 0; }
.skill-label { color: var(--text); }
.skill-dots {
  display: inline-flex;
  gap: 5px;
  flex-shrink: 0;
}
.skill-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border);
}
.skill-dots span.filled { background: var(--accent); }

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

/* =========================================================
   EXPERIENCE — timeline
========================================================= */
.timeline { margin-top: 8px; }
.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}
.timeline-item:first-child { border-top: none; padding-top: 0; }
.timeline-date {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-faint);
  padding-top: 3px;
}
.timeline-role { margin: 0 0 4px; font-weight: 700; font-size: 15.5px; }
.timeline-desc {
  margin: 0;
  color: var(--text-soft);
  font-size: 15px;
  max-width: 58ch;
}
@media (max-width: 640px) {
  .timeline-item { grid-template-columns: 1fr; gap: 6px; }
}

/* =========================================================
   WORK SAMPLE
========================================================= */
.worksample-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  margin-top: 24px;
  align-items: start;
}

.preview-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 14px;
}
.preview-table table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 12.5px;
}
.preview-table th {
  text-align: left;
  font-weight: 600;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
  color: var(--text-soft);
}
.preview-table td {
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
}
.preview-table td:not(:first-child), .preview-table th:not(:first-child) { text-align: right; }
.total-row td { font-weight: 700; border-top: 1px solid var(--text-faint); border-bottom: none; }

.download-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}
.worksample-list {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  color: var(--text-soft);
}
.worksample-list li { margin-bottom: 8px; }

.download-btn {
  justify-content: space-between;
  width: 100%;
}
.download-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  opacity: 0.85;
}

@media (max-width: 720px) {
  .worksample-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   CONTACT
========================================================= */
.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  margin-top: 12px;
  font-size: 15px;
  font-weight: 500;
}
.contact-item { text-decoration: none; color: var(--accent); }
.contact-item:hover, .contact-item:focus-visible { color: var(--accent-dark); }
.contact-item-static { color: var(--text-faint); font-weight: 400; }

/* =========================================================
   FOOTER
========================================================= */
.site-footer {
  text-align: center;
  padding: 32px 24px 48px;
  font-size: 13px;
  color: var(--text-faint);
}