/* ============================================
   ION PORTFOLIO — STYLESHEET
   ============================================
   
   TABLE OF CONTENTS
   1. Design Tokens (CSS Variables)
   2. Reset & Base
   3. Typography
   4. Layout Utilities
   5. Navigation
   6. Main / Page Shell
   7. Article Template
   8. Media (Figures, Embeds, Lightbox)
   9. List View (Projects / Articles index)
   10. Backstory Page
   11. Process Page
   12. Resume Page
   13. Footer
   14. Responsive
   15. Accessibility
   
   ============================================ */


/* ============================================
   1. DESIGN TOKENS
   ============================================ */
/* ============================================
   1. DESIGN TOKENS
   ============================================ */

/* --- LIGHT THEME (Default) --- */
:root {
  /* Colors */
  --color-bg:           #FCFCF9;
  --color-nav-bg:       rgba(242, 242, 239, 0.6);  
  --color-charcoal:     #2D2D2D;
  --color-gray:         #595959; /* Darkened for higher contrast */
  --color-gray-light:   #767676; /* Darkened to pass WCAG AA standards */
  --color-border:       rgba(45, 45, 45, 0.15);
  --color-link:         #4a6580;
  --color-link-hover:   #2e4a62;



  /* Typography */
  --font-primary: 'Lato', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Font weights */
  --weight-light:   300;
  --weight-regular: 400;
  --weight-bold:    700;
  --weight-black:   900;

  /* Type scale */
  --size-h1:    clamp(3rem, 8vw, 6rem);
  --size-h2:    clamp(1.75rem, 4vw, 2.75rem);
  --size-label: clamp(0.65rem, 1.5vw, 0.75rem);
  /* --size-body:  clamp(1.25rem, 1.2vw, 2rem); */
  --size-body:  clamp(1rem, 1.2vw, 2rem);

  /* Line heights */
  --lh-heading: 1.2;
  --lh-body:    1.7;

  /* Letter spacing */
  --ls-label: 0.15em;

  /* Spacing scale */
  --space-xs:  0.5rem;   /* 8px */
  --space-sm:  1rem;     /* 16px */
  --space-md:  2rem;     /* 32px */
  --space-lg:  4rem;     /* 64px */
  --space-xl:  6rem;     /* 96px */
  --space-xxl: 10rem;    /* 160px */

  /* Layout */
  --content-width:   65ch;
  --container-width: 1200px;
  --nav-height:      80px;

  /* Navigation blur */
  --nav-border:  rgba(0, 0, 0, 0.08);
  --nav-shadow:  0 2px 12px rgba(0, 0, 0, 0.06);
  --blur-amount: 12px;

  /* Transitions */
  --t-fast:   150ms ease;
  --t-medium: 300ms ease;
}

/* --- DARK THEME (Automatic) --- */
@media (prefers-color-scheme: dark) {
  :root {
    /* Colors */
    --color-bg:           #181818; 
    --color-nav-bg:       rgba(24, 24, 24, 0.7);  
    --color-charcoal:     #FCFCF9; /* Off-white text */
    --color-gray:         #A3A3A3; 
    --color-gray-light:   #8A8A8A; 
    --color-border:       rgba(252, 252, 249, 0.15);

    /* Navigation blur adjustments for dark mode */
    --nav-border:  rgba(255, 255, 255, 0.08);
    --nav-shadow:  0 2px 12px rgba(0, 0, 0, 0.2);
  }
}

/* ============================================
   2. RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--size-body);
  font-weight: var(--weight-regular);
  line-height: var(--lh-body);
  color: var(--color-charcoal);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
}

ul, ol {
  list-style: none;
}


/* ============================================
   3. TYPOGRAPHY
   ============================================ */

/* H1 — large, light, page title */
h1, .h1 {
  font-size: var(--size-h1);
  font-weight: var(--weight-light);
  line-height: var(--lh-heading);
  letter-spacing: -0.02em;
  color: var(--color-gray);
  /* border: 1px solid red;  */
}

/* H2 — section headings */
h2, .h2 {
  font-size: var(--size-h2);
  font-weight: var(--weight-light);
  line-height: var(--lh-heading);
  color: var(--color-charcoal);
  /* border: 1px solid purple;  */
}

/* H3, H4, labels — uppercase small caps */
/* H3 — subsection heading within article body */
h3, .h3 {
  font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  font-weight: var(--weight-black);
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-charcoal);
  /* border: 1px solid orange;  */
}

/* H4, labels — uppercase small caps, utility size */
h4, .h4,
.label {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-charcoal);
}
/* Body / paragraph */
p {
  font-size: var(--size-body);
  font-weight: var(--weight-regular);
  line-height: var(--lh-body);
  color: var(--color-charcoal);
  max-width: var(--content-width);
  /* border: 1px solid green;  */
}

/* Links */
a {
  /* color: var(--color-charcoal); */
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--t-fast);
}

a:hover {
  /* color: var(--color-gray); */
  color: var(--color-link-hover);
  text-decoration-color: currentColor;
}
/* Prose links — slate color with subtle underline for readability */
.article-body a,
.article-section a,
.backstory-section a,
.process-section a {
  color: var(--color-link);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 3px;
  transition: color var(--t-fast), text-decoration-color var(--t-fast);
}
 
.article-body a:hover,
.article-section a:hover,
.backstory-section a:hover,
.process-section a:hover {
  color: var(--color-link-hover);
  text-decoration-color: currentColor;
}
/* Blockquote */
blockquote {
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-size: clamp(1rem, 3vw, 3rem);
  font-weight: var(--weight-light);
  font-style: italic;
  line-height: 1.6;
  color: var(--color-gray);
  max-width: var(--content-width);
  margin-bottom: var(--space-md);
}

blockquote cite {
  display: block;
  margin-top: var(--space-sm);
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-charcoal);
}

/* Inline code */
code {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.875em;
  background: rgba(45, 45, 45, 0.06);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

/* Code block */
pre {
  background: rgba(45, 45, 45, 0.04);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: var(--space-md);
  overflow-x: auto;
}

pre code {
  background: none;
  padding: 0;
  font-size: var(--size-body);
}

/* Article figure */
.article-figure {
  margin: 0;
}

.article-figure img {
  width: 100%;
  border-radius: 4px;
}

.article-figure figcaption {
  /* margin-top: var(--space-xs); */
  font-size: var(--size-label);
  color: var(--color-gray);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}


/* ============================================
   4. LAYOUT UTILITIES
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: clamp(1.5rem, 5vw, 4rem);
}

/* Article body manages its own gutters via CSS grid — no extra padding needed */
.article-body .container {
  padding-inline: 0;
}

/* Narrow reading column */
.content-narrow {
  max-width: var(--content-width);
}

/* Vertical rhythm helpers — apply to a parent to space its children */
.stack-xs > * + * { margin-top: var(--space-xs); }
.stack-sm > * + * { margin-top: var(--space-sm); }
.stack-md > * + * { margin-top: var(--space-md); }
.stack-lg > * + * { margin-top: var(--space-lg); }


/* ============================================
   5. NAVIGATION
   ============================================ */

/* --- Bar ------------------------------------------------- */
.global-menu {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: var(--color-nav-bg);
  backdrop-filter: blur(var(--blur-amount));
  -webkit-backdrop-filter: blur(var(--blur-amount));
  border-bottom: 1px solid var(--nav-border);
  box-shadow: var(--nav-shadow);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  color: var(--color-charcoal);
  /* Ensure logo sits above drawer */
  position: relative;
  z-index: 1001;
}

/* --- Desktop links --------------------------------------- */
.nav-links {
  display: flex;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.nav-link {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-charcoal);
  position: relative;
  white-space: nowrap;
}

/* Animated underline */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-charcoal);
  transition: width var(--t-medium);
}

.nav-link:hover::after,
.nav-link--active::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--color-charcoal);
}

/* --- Hamburger button ------------------------------------ */
.nav-toggle {
  display: none;              /* shown only on mobile */
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;                /* minimum touch target */
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1001;              /* above drawer */
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--color-charcoal);
  border-radius: 2px;
  transform-origin: center;
  transition:
    transform 300ms cubic-bezier(0.4, 0, 0.2, 1),
    opacity   200ms ease,
    width     300ms ease;
}

/* Animate bars into an × when open */
[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
  width: 0;
}
[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --- Mobile drawer --------------------------------------- */
.nav-drawer {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  z-index: 999;

  /* Slide from above */
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;

  background: var(--color-bg);
  border-bottom: 1px solid var(--nav-border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);

  transition:
    transform 280ms cubic-bezier(0.4, 0, 0.2, 1),
    opacity   250ms ease,
    visibility 0ms linear 280ms;   /* delay visibility until after fade-out */
}

/* Open state — toggled via body class */
.nav-open .nav-drawer {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition:
    transform 280ms cubic-bezier(0.4, 0, 0.2, 1),
    opacity   250ms ease,
    visibility 0ms linear 0ms;
}

.nav-drawer__links {
  display: flex;
  flex-direction: column;
  padding: var(--space-md) 0;
}

.nav-drawer__link {
  display: block;
  padding: var(--space-sm) clamp(1.5rem, 5vw, 4rem);
  font-size: 0.8rem;
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-charcoal);
  border-left: 2px solid transparent;
  transition:
    border-color var(--t-fast),
    color        var(--t-fast),
    background   var(--t-fast);
}

.nav-drawer__link:hover {
  color: var(--color-charcoal);
  border-left-color: var(--color-charcoal);
  background: rgba(45, 45, 45, 0.03);
}

.nav-drawer__link--active {
  border-left-color: darkred;
  color: darkred;
}

/* Stagger link entrance animations */
.nav-open .nav-drawer__link {
  animation: drawer-link-in 250ms ease both;
}
.nav-open .nav-drawer__links li:nth-child(1) .nav-drawer__link { animation-delay:  60ms; }
.nav-open .nav-drawer__links li:nth-child(2) .nav-drawer__link { animation-delay:  90ms; }
.nav-open .nav-drawer__links li:nth-child(3) .nav-drawer__link { animation-delay: 120ms; }
.nav-open .nav-drawer__links li:nth-child(4) .nav-drawer__link { animation-delay: 150ms; }
.nav-open .nav-drawer__links li:nth-child(5) .nav-drawer__link { animation-delay: 180ms; }

@keyframes drawer-link-in {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* --- Backdrop -------------------------------------------- */
.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 998;
  background: rgba(45, 45, 45, 0.25);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity    280ms ease,
    visibility 0ms linear 280ms;
}

.nav-open .nav-backdrop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition:
    opacity    280ms ease,
    visibility 0ms linear 0ms;
}

/* Prevent body scroll when drawer is open */
.nav-open body,
body.nav-open {
  overflow: hidden;
}


/* ============================================
   6. MAIN / PAGE SHELL
   ============================================ */
.main {
  /* padding-top: var(--space-lg);   breathing room below sticky nav */
  min-height: 100vh;
}

/* Reading-progress bar */
.progress {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  height: 3px;
  width: 100%;
  background: var(--color-gray);
  transform-origin: left;
  transform: scaleX(0);
  animation: grow-progress linear;
  animation-timeline: scroll(root);
  z-index: 9999;
  pointer-events: none;
}

@keyframes grow-progress {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* Back-link (above and below article) */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-block: var(--space-md);
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
}

.back-arrow {
  display: inline-block;
  transition: transform var(--t-medium);
}

.back-link:hover .back-arrow {
  transform: translateX(-4px);
}


/* ============================================
   7. ARTICLE TEMPLATE
   ============================================ */

/* --- Header --- */
.article-header {
  /* padding-block: var(--space-xl) var(--space-lg); */
  text-align: center;
}

.article-header__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-gray);
}

.article-meta__divider {
  color: var(--color-gray-light);
}

.article-title {
  /* inherits h1 styles — large, light, gray */
}
/* Article subtitle — sits below the H1 in the page header */
.article-subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: var(--weight-light);
  line-height: 1.5;
  color: var(--color-gray);
  max-width: 52ch; /* slightly tighter than body — keeps it punchy */
}

/* --- Body --- */
/* Update your .article-body to this: */
.article-body {
  display: grid;
  /* 1. Create 3 columns: left-gutter, content (65ch), right-gutter */
  grid-template-columns: 
    [full-start] minmax(1.5rem, 1fr) 
    [breakout-start] minmax(0, 100px) 
    [content-start] min(var(--content-width), 100% - 3rem) [content-end]
    minmax(0, 100px) [breakout-end]
    minmax(1.5rem, 1fr) [full-end];
  
  /* padding-bottom: var(--space-xl); */
}

/* Force all standard elements (p, h2, ul, etc) into the center 'content' column */
.article-body > * {
  grid-column: content;
}

/* Each logical section of the article */
.article-section {
  /* padding-block: var(--space-sm); */
  /* border-top: 1px solid var(--color-border); */
  margin-bottom: var(--space-lg);
}

/* First section has no top border (sits right below the header) */
.article-section:first-child {
  border-top: none;
  padding-top: 0;
}
/* Suppress top border when a section follows a table or other block element
   that already provides visual separation */
.article-section--no-border-top {
  border-top: none;
}

/* Headings inside sections */
.article-section h2 {
  margin-bottom: var(--space-md);
}

.article-section h3 {
  /* margin-top: var(--space-md); */
  margin-bottom: var(--space-xs);
}

/* Paragraph spacing within a section */
.article-section p + p,
.article-section p + pre,
.article-section pre + p,
.article-section p + figure,
.article-section figure + p,
.article-section p + h3 {
  margin-top: var(--space-md);
  /* margin-bottom: var(--space-md); */
}

/* Lead paragraph — slightly larger intro text */
.article-lead {
  font-size: clamp(1.1rem, 1.5vw, 1.2rem);
  font-weight: var(--weight-light);
  color: var(--color-gray);
  max-width: var(--content-width);
}

/* Blockquote inside article needs top/bottom breathing room */
.article-body blockquote {
  /* margin-block: var(--space-lg); */
}

/* Lists inside article sections — restore styles */
.article-section ul,
.article-section ol {
  margin-left: var(--space-md);
  margin-bottom: var(--space-md);
  list-style: circle;
}

.article-section ul ul,
.article-section ol ol,
.article-section ul ol,
.article-section ol ul {
  margin-top: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.article-section li {
  margin-bottom: var(--space-xs);
  line-height: var(--lh-body);
}
/* --- Article data table (reusable) -------------------------
   Use class "article-table" on <table>.
   Uses same breakout width as embed-wrapper / figure--breakout
   (min(900px, 100vw - 3rem)) for consistency with Figma embeds.
   Structure: <thead> with <th> for each column header,
   <tbody> with <tr>/<td> for each data row.
   Add/remove columns by adding/removing <th> and <td>.
   Add/remove rows by adding/removing <tr> with matching <td>s.
   ============================================================ */
.article-table {
  width: min(900px, 100vw - 3rem);
  margin-inline: calc(50% - min(450px, 50vw - 1.5rem));
  border-collapse: collapse;
  margin-block-start: var(--space-sm);
  margin-block-end: var(--space-lg);
}

.article-table th,
.article-table td {
  padding: var(--space-xs) var(--space-sm);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.article-table th {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-charcoal);
  border-bottom: 2px solid var(--color-charcoal);
  background: rgba(45, 45, 45, 0.03);
}

.article-table tbody tr:hover {
  background: rgba(45, 45, 45, 0.02);
}

.article-table td {
  vertical-align: top;
}

/* --- Footer (tags + share) --- */
.article-footer {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: space-between;
  align-items: flex-start;
}

.article-tags,
.article-share {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

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

.tag {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-gray);
  padding: 0.25em 0.6em;
  border: 1px solid var(--color-gray-light);
  transition: border-color var(--t-fast), color var(--t-fast);
}

.tag:hover {
  color: var(--color-charcoal);
  border-color: var(--color-charcoal);
}

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

.share-link {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --- Related articles --- */
.related-articles {
  padding-block: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.related-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-block: var(--space-md);
  border-top: 1px solid var(--color-border);
  transition: opacity var(--t-medium);
}

.related-item:hover {
  opacity: 0.6;
}

.related-item-title {
  font-size: var(--size-h2);
  font-weight: var(--weight-light);
  line-height: var(--lh-heading);
  color: var(--color-charcoal);
}


/* ============================================
   8. MEDIA — Modern Grid Layout Engine
   ============================================ */

/* --- Figure Base --- */
.article-figure {
  margin-block: var(--space-lg);
  display: flex;
  flex-direction: column;
}

.article-figure img {
  display: block;
  width: 100%;
  border-radius: 3px;
  box-shadow: 0 2px 16px rgba(45, 45, 45, 0.08);
}

.article-figure figcaption {
  margin-top: var(--space-xs);
  font-size: var(--size-label);
  color: var(--color-gray);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
}

/* --- Breakout Track (~900px) --- */
/* Use this for important diagrams or Figma embeds */
.figure--breakout,
.article-table,
.embed-wrapper,
.media-grid {
  grid-column: breakout;
}

/* --- Full Bleed Track (Edge-to-Edge) --- */
.figure--full {
  grid-column: full;
  width: 100%;
}

.figure--full img {
  border-radius: 0;
  box-shadow: none;
}

/* --- Image Grids --- */
.media-grid {
  display: grid;
  gap: var(--space-md);
  /* margin-block: var(--space-lg); */
}

.media-grid--2col { grid-template-columns: repeat(2, 1fr); }
.media-grid--3col { grid-template-columns: repeat(3, 1fr); }

/* Stack grids on mobile */
@media (max-width: 600px) {
  .media-grid--2col, .media-grid--3col {
    grid-template-columns: 1fr;
  }
}

/* --- Responsive Embeds (Figma/Video) --- */
.embed-wrapper {
  margin-block: var(--space-lg);
  border-radius: 4px;
  overflow: hidden;
  background: rgba(45, 45, 45, 0.04);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}

/* Aspect Ratio Control */
.embed-wrapper--video,
.embed-wrapper--figma { aspect-ratio: 16 / 9; }
.embed-wrapper--tall  { aspect-ratio: 4 / 3; }

.embed-wrapper iframe,
.embed-wrapper video {
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Zoomable (Lightbox Trigger) --- */
.figure--zoomable {
  cursor: zoom-in;
  position: relative;
}

.figure--zoomable::after {
  content: '';
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.9) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%232D2D2D' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3Cline x1='11' y1='8' x2='11' y2='14'/%3E%3Cline x1='8' y1='11' x2='14' y2='11'/%3E%3C/svg%3E") center no-repeat;
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--t-fast);
}

.figure--zoomable:hover::after {
  opacity: 1;
}

/* ============================================
   9. LIST VIEW (Projects / Articles index)
   ============================================ */
.list-section {
  padding-block: var(--space-lg) var(--space-xxl);
}

.list-item {
  padding-block: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  transition: opacity var(--t-medium);
}

.list-item:first-child {
  border-top: 1px solid var(--color-border);
}

.list-item:hover {
  opacity: 0.7;
}

.list-item-link {
  display: block;
}

.list-item-label {
  margin-bottom: var(--space-xs);
  color: var(--color-gray);
}

.list-item-title {
  margin-bottom: var(--space-sm);
}

.list-item-meta {
  font-size: var(--size-label);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-gray-light);
}


/* ============================================
   9. BACKSTORY PAGE
   ============================================ */
.backstory-section {
  padding-block: var(--space-xl) var(--space-xxl);
}

.backstory-intro {
  margin-bottom: var(--space-xl);
}

.backstory-intro p {
  font-size: clamp(1.1rem, 1.5vw, 1.25rem);
  font-weight: var(--weight-light);
  line-height: 1.6;
}

.numbered-section {
  margin-bottom: var(--space-xl);
  padding-left: clamp(2rem, 5vw, 4rem);
  position: relative;
}

.section-number {
  position: absolute;
  left: 0;
  top: 0;
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  color: var(--color-gray-light);
  letter-spacing: var(--ls-label);
}

.section-title {
  margin-bottom: var(--space-md);
  /* border: 1px solid purple;  */
}

.section-content p + p {
  margin-top: var(--space-md);
}


/* ============================================
   10. PROCESS PAGE
   ============================================ */
.process-section {
  padding-block: var(--space-xl) var(--space-xxl);
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.process-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  position: relative;
  padding-bottom: var(--space-xl);
}

.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: clamp(0.75rem, 1.5vw, 1rem);
  bottom: 0;
  width: 1px;
  height: var(--space-lg);
  background-color: rgba(45, 45, 45, 0.15);
}

.step-number {
  width: clamp(2rem, 4vw, 3rem);
  height: clamp(2rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-charcoal);
  border-radius: 50%;
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  flex-shrink: 0;
}

.step-content {
  padding-top: calc(clamp(2rem, 4vw, 3rem) / 2 - 0.5em);
}

.step-title {
  margin-bottom: var(--space-sm);
}

.step-description {
  color: var(--color-gray);
}


/* ============================================
   11. RESUME PAGE
   ============================================ */
.resume-section {
  padding-block: var(--space-xl) var(--space-xxl);
}

.resume-block {
  margin-bottom: var(--space-xl);
}

.resume-block-title {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.resume-item {
  margin-bottom: var(--space-lg);
}

.resume-item-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.resume-item-title {
  font-size: var(--size-body);
  font-weight: var(--weight-bold);
}

.resume-item-date {
  font-size: var(--size-label);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-gray);
}

.resume-item-company {
  color: var(--color-gray);
  margin-bottom: var(--space-sm);
}

.resume-item-description {
  color: var(--color-gray);
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-sm);
}

.skill-item {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-border);
}


/* ============================================
   12. FOOTER
   ============================================ */
.footer {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-text {
  font-size: var(--size-label);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-gray-light);
}

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

.footer-link {
  font-size: var(--size-label);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
}


/* ============================================
   13. RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --nav-height: 70px;
  }

  /* Hide desktop links, show hamburger button */
  .nav-links  { display: none; }
  .nav-toggle { display: flex; }

  .process-step {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .step-content {
    padding-top: 0;
  }

  .process-step:not(:last-child)::after {
    left: 1.25rem;
  }

  .article-footer {
    flex-direction: column;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}


/* ============================================
   14. ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Visible focus indicator */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-charcoal);
  outline-offset: 3px;
}

/* Screen-reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}