/* Notion-inspired design tokens — content-first, minimal accent */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@700&display=swap");

:root {
  --bg: #fbfbfa;
  --bg-elevated: #ffffff;
  --text: #1a1a1a;
  --text-muted: #5c5c5c;
  --text-faint: #8a8a8a;
  --accent: #0066FF;
  --accent-hover: #0052CC;
  --border: rgba(15, 15, 15, 0.08);
  --border-strong: rgba(15, 15, 15, 0.12);
  --shadow-sm: 0 1px 2px rgba(15, 15, 15, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 15, 15, 0.08);
  --radius: 10px;
  --radius-sm: 6px;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 2.5rem;
  --space-7: 3.5rem;
  --space-8: 4.5rem;
  --content-max: 100rem;
  --transition: 180ms ease;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  letter-spacing: -0.011em;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
}

/* ——— Navbar: light, low visual weight ——— */
#quarto-header {
  border-bottom: 1px solid var(--border);
  background: rgba(251, 251, 250, 0.92) !important;
  backdrop-filter: blur(10px);
}

/* Quarto may emit an empty title block when title-block is suppressed */
#title-block-header.quarto-title-block:empty {
  display: none;
}

/* Cosmo navbar can keep data-bs-theme=dark; keep toggle visible on light bar */
.navbar[data-bs-theme="dark"] .navbar-toggler-icon {
  filter: invert(1);
}

.navbar {
  min-height: 3.25rem;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.navbar .navbar-brand,
.navbar .navbar-nav .nav-link {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.navbar .navbar-brand {
  color: var(--text) !important;
  font-weight: 700;
}

.navbar .navbar-nav .nav-link {
  color: var(--text-muted) !important;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.navbar .navbar-nav .nav-link:hover,
.navbar .navbar-nav .nav-link:focus {
  color: var(--text) !important;
  background: rgba(0, 102, 255, 0.06);
}

.navbar .navbar-nav .nav-link.active {
  color: var(--text) !important;
  font-weight: 600;
  border-bottom: 2px solid var(--accent);
}

/* ——— Main column: document width ——— */
main.content {
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 4vw, 2rem);
  padding-right: clamp(1.25rem, 4vw, 2rem);
  padding-top: 0;
  padding-bottom: var(--space-8);
}

/* ——— Scroll fade-in ——— */
[data-animate] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 420ms ease, transform 420ms ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ——— Section blocks (Notion-like) ——— */
.section-block {
  margin-bottom: var(--space-7);
}

.section-block--tight {
  margin-bottom: var(--space-5);
}

.section-heading {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text);
  margin: 0 0 var(--space-2);
  line-height: 1.3;
}

.section-lede {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 56rem;
  margin: 0 0 var(--space-5);
  line-height: 1.55;
}

/* ——— Hero ——— */
.hero {
  position: relative;
  margin-bottom: var(--space-8);
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-image: url("img/background_portfolio.png");
  background-size: cover;
  background-position: center;
  /* Break out of the content column without relying on parent overflow */
  width: 100vw;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  padding-left: clamp(1.25rem, 4vw, 2rem);
  padding-right: clamp(1.25rem, 4vw, 2rem);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: rgba(251, 251, 250, 0.82);
  background-image: radial-gradient(circle, rgba(0, 102, 255, 0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-4);
  width: 100%;
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.hero__avatar {
  width: 120px;
  height: 120px;
  border-radius: 20px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 6px 24px rgba(15, 15, 15, 0.12), 0 1px 3px rgba(15, 15, 15, 0.08);
  border: 1px solid var(--border);
}

.hero__copy {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__title {
  font-family: 'Space Grotesk', Inter, sans-serif;
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.08;
  color: var(--text);
  margin: 0 0 var(--space-3);
}

.hero__role {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
  line-height: 1.4;
}

/* Width: exclude .hero__lede from main.content p { max-width: none } via :not() below */
.hero__lede {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 36rem;
  margin: 0 0 var(--space-5);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

.btn--primary {
  background: var(--accent);
  color: #fff !important;
  border: 1px solid transparent;
  box-shadow: 0 1px 2px rgba(0, 102, 255, 0.25);
}

.btn--primary:hover,
.btn--primary:focus {
  background: var(--accent-hover);
  color: #fff !important;
}

.btn--ghost {
  background: transparent;
  color: var(--text) !important;
  border: 1px solid var(--border-strong);
}

.btn--ghost:hover,
.btn--ghost:focus {
  background: rgba(0, 102, 255, 0.06);
  border-color: rgba(0, 102, 255, 0.35);
  color: var(--text) !important;
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ——— Experience strip ——— */
.exp-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
}

.exp-strip .exp-card:nth-child(1) { grid-column: 1 / span 2; }
.exp-strip .exp-card:nth-child(2) { grid-column: 3 / span 2; }
.exp-strip .exp-card:nth-child(3) { grid-column: 5 / span 2; }
.exp-strip .exp-card:nth-child(4) { grid-column: 2 / span 2; }
.exp-strip .exp-card:nth-child(5) { grid-column: 4 / span 2; }

@media (max-width: 720px) {
  .exp-strip {
    grid-template-columns: 1fr;
  }
  .exp-strip .exp-card:nth-child(n) {
    grid-column: 1 / -1;
  }
}

.exp-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: box-shadow var(--transition), transform 200ms ease;
}

.exp-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.exp-card__logo {
  height: 36px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  object-position: left center;
}

.exp-card__logo--dark-bg {
  background: #1a1a1a;
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.6rem;
  height: 36px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  object-position: left center;
}

.exp-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.exp-card__company {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.02em;
}

.exp-card__role {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent);
  margin: 0;
}

.exp-card__domain {
  font-size: 0.78rem;
  color: var(--text-faint);
  margin: 0;
  line-height: 1.4;
}

/* ——— Project grid & cards ——— */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
}

.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-5);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), transform 200ms ease;
}

.project-card:hover,
.project-card:focus {
  border-color: rgba(0, 102, 255, 0.4);
  border-top-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.project-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.project-card--featured {
  grid-column: 1 / -1;
}

.project-card__logo-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

.project-card__logo-row img {
  height: 48px;
  width: auto;
  max-width: 80px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.project-card__row {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  margin-bottom: var(--space-3);
}

.project-card__logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.project-card__head {
  min-width: 0;
}

.project-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text);
  margin: 0 0 var(--space-1);
  line-height: 1.25;
}

.project-card:hover .project-card__title,
.project-card:focus .project-card__title {
  color: var(--accent);
}

.project-card__meta {
  font-size: 0.8125rem;
  color: var(--text-faint);
  margin: 0;
  line-height: 1.45;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.project-card__tag {
  font-weight: 500;
  color: var(--text-muted);
}

.project-card__dot {
  user-select: none;
}

.project-card__desc {
  flex: 1;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0 0 var(--space-3);
}

.project-card__cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: auto;
}

/* ——— Skill chips ——— */
.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-3);
}

.skill-chip {
  display: inline-block;
  background: rgba(0, 102, 255, 0.08);
  border: 1px solid rgba(0, 102, 255, 0.2);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 0.3rem 0.85rem;
  letter-spacing: -0.01em;
  line-height: 1.5;
}

/* ——— Now card ——— */
.now-card {
  border-left: 4px solid var(--accent);
  background: var(--bg-elevated);
  padding: var(--space-4);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.now-card__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.now-card__logo {
  height: 52px;
  width: auto;
  max-width: 72px;
  object-fit: contain;
  flex-shrink: 0;
}

/* ——— Default Quarto title block (About, etc.) ——— */
.quarto-title-block {
  margin-bottom: var(--space-5);
}

.quarto-title-block .title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text);
}

.quarto-title-block .subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: var(--space-2);
}

main.content h2 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
  border-bottom: none;
}

main.content p:not(.hero__lede),
main.content li {
  color: var(--text-muted);
  max-width: none;
}

main.content a:not(.btn):not(.project-card):not(.navbar-brand):not(.nav-link) {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid rgba(0, 102, 255, 0.25);
  transition: border-color var(--transition), color var(--transition);
}

main.content a:not(.btn):not(.project-card):not(.navbar-brand):not(.nav-link):hover {
  border-bottom-color: var(--accent);
  color: var(--accent-hover);
}

/* ——— Mobile ——— */
@media (max-width: 640px) {
  .hero {
    min-height: 70vh;
  }

  .hero__inner {
    padding-top: var(--space-7);
    padding-bottom: var(--space-7);
  }

  .hero__avatar {
    width: 88px;
    height: 88px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .section-lede {
    margin-bottom: var(--space-4);
  }
}

/* ——— About page ——— */
.about-hero {
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
  max-width: 52rem;
}

.about-hero__eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-3);
}

.about-hero__title {
  font-family: 'Space Grotesk', Inter, sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--text);
  margin: 0 0 var(--space-4);
}

.about-hero__title em {
  font-style: normal;
  color: var(--accent);
}

.about-hero__lede {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0;
  max-width: 46rem;
}

/* ——— Timeline (work experience) ——— */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.timeline-entry {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4) var(--space-5);
}

.timeline-entry__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.timeline-entry__logo {
  height: 32px;
  width: auto;
  max-width: 110px;
  object-fit: contain;
  object-position: left center;
  flex-shrink: 0;
  margin-top: 4px;
}

.timeline-entry__logo--dark-bg {
  background: #1a1a1a;
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.5rem;
}

.timeline-entry__company {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 0.2rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.timeline-entry__tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-faint);
  background: rgba(0, 102, 255, 0.06);
  border: 1px solid rgba(0, 102, 255, 0.12);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  letter-spacing: 0;
}

.timeline-entry__meta {
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
  margin: 0;
}

.timeline-entry__body {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
  max-width: 58rem;
}

/* ——— Education list ——— */
.edu-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.edu-item {
  padding: var(--space-3) var(--space-4);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.edu-item__logo {
  height: 48px;
  width: auto;
  max-width: 68px;
  object-fit: contain;
  flex-shrink: 0;
}

.edu-item__degree {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 0.25rem;
  letter-spacing: -0.02em;
}

.edu-item__school {
  font-size: 0.875rem;
  color: var(--text-faint);
  margin: 0;
}