/* ============================================
   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
   ============================================ */
:root {
  /* Colors */
  --color-bg:           #FCFCF9;
  --color-nav-bg:       rgba(242, 242, 239, 0.4);  /* translucent for blur */
  --color-charcoal:     #2D2D2D;
  --color-gray:         #6D6D6D;
  --color-gray-light:   #B8B8B8;
  --color-border:       rgba(45, 45, 45, 0.1);

  /* 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(1rem, 1.2vw, 1.1rem);

  /* 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;
}


/* ============================================
   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);
}

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

/* H3, H4, labels — uppercase small caps */
h3, h4,
.h3, .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);
}

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

a:hover {
  color: var(--color-gray);
}

/* Blockquote */
blockquote {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  font-weight: var(--weight-light);
  font-style: italic;
  line-height: 1.6;
  color: var(--color-gray);
  max-width: var(--content-width);
}

blockquote cite {
  display: block;
  margin-top: var(--space-md);
  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);
}

/* 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 */
}

/* --- Body --- */
.article-body {
  padding-bottom: var(--space-xl);
}

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

/* First section has no top border (sits right below the header) */
.article-section:first-child {
  border-top: none;
  padding-top: 0;
}

/* 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 {
  margin-top: 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: var(--space-lg);
  font-size: var(--size-body);
  color: var(--color-charcoal);
}

.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 — figures, embeds, lightbox
   ============================================

   FIGURES
   ─────────────────────────────────────────────
   Base:              .article-figure
   Breakout (~900px): .article-figure.figure--breakout
   Full-bleed:        .article-figure.figure--full
   Lightbox trigger:  .article-figure.figure--zoomable
   2-col grid:        .media-grid.media-grid--2col
   3-col grid:        .media-grid.media-grid--3col

   EMBEDS
   ─────────────────────────────────────────────
   Figma:             .embed-wrapper.embed-wrapper--figma
   Video 16:9:        .embed-wrapper.embed-wrapper--video
   Video 4:3 tall:    .embed-wrapper.embed-wrapper--tall

   LIGHTBOX
   ─────────────────────────────────────────────
   Triggered by JS on .figure--zoomable click.
   ============================================ */


/* --- Base figure ----------------------------------------- */
/*
   By default a figure lives in the 65ch reading column.
   No extra styles needed — it inherits content-narrow width.
*/
.article-figure {
  margin-block: var(--space-lg);
}

/* First figure in a section needs less top margin */
.article-section > .article-figure:first-child {
  margin-top: var(--space-md);
}

.article-figure img {
  display: block;
  width: 100%;
  border-radius: 3px;
  /* Subtle lift so screenshots don't bleed into background */
  box-shadow: 0 2px 16px rgba(45, 45, 45, 0.08);
}

.article-figure figcaption {
  margin-top: var(--space-xs);
  font-size: var(--size-label);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-gray);
  line-height: 1.5;
}

/* Subtitle in article header */
.article-subtitle {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  font-weight: var(--weight-light);
  color: var(--color-gray);
  max-width: 52ch;
  text-align: center;
  line-height: 1.6;
}


/* --- Breakout figure ------------------------------------- */
/*
   Escapes the 65ch column and stretches to ~900px.
   Uses negative margins to "break out" of content-narrow.
   Works because content-narrow is max-width, not fixed-width.
*/
.figure--breakout {
  /* Push figure wider than its parent column */
  width: min(900px, 100vw - 3rem);
  /* Re-centre relative to the page, not the text column */
  margin-inline: calc(50% - min(450px, 50vw - 1.5rem));
}

/* On narrow viewports just go full available width */
@media (max-width: 960px) {
  .figure--breakout,
  .article-table {
    width: 100%;
    margin-inline: 0;
  }
}


/* --- Full-bleed figure ----------------------------------- */
/*
   True edge-to-edge. The figcaption gets a .container class
   in the HTML so it stays readable.
*/
.figure--full {
  width: 100vw;
  margin-inline: calc(50% - 50vw);
  border-radius: 0;
}

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


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

/* Zoom hint icon */
.figure--zoomable::after {
  content: '';
  position: absolute;
  bottom: calc(var(--space-xs) + 1.5rem + 2px); /* above caption */
  right: var(--space-xs);
  width: 28px;
  height: 28px;
  background:
    rgba(255,255,255,0.9)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14' fill='none'%3E%3Ccircle cx='6' cy='6' r='4.5' stroke='%232D2D2D' stroke-width='1.2'/%3E%3Cpath d='M9.5 9.5L12 12' stroke='%232D2D2D' stroke-width='1.2' stroke-linecap='round'/%3E%3Cpath d='M4 6h4M6 4v4' stroke='%232D2D2D' stroke-width='1.2' stroke-linecap='round'/%3E%3C/svg%3E")
    center / 14px no-repeat;
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--t-fast);
  pointer-events: none;
}

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

.figure--zoomable:focus-visible {
  outline: 2px solid var(--color-charcoal);
  outline-offset: 3px;
}

/* Full-bleed figures can't zoom further */
.figure--full.figure--zoomable {
  cursor: default;
}
.figure--full.figure--zoomable::after {
  display: none;
}


/* --- Image grid ------------------------------------------ */
/*
   Breaks out the same amount as figure--breakout.
   On narrow screens falls back to a single column.
*/
.media-grid {
  display: grid;
  gap: var(--space-md);
  margin-block: var(--space-lg);
  width: min(900px, 100vw - 3rem);
  margin-inline: calc(50% - min(450px, 50vw - 1.5rem));
}

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

/* Figures inside a grid don't need extra vertical margin */
.media-grid .article-figure {
  margin-block: 0;
}

@media (max-width: 960px) {
  .media-grid {
    width: 100%;
    margin-inline: 0;
  }
}

@media (max-width: 600px) {
  .media-grid--2col,
  .media-grid--3col {
    grid-template-columns: 1fr;
  }
}


/* --- Embed wrapper --------------------------------------- */
/*
   Responsive iframe/video container.
   Maintains aspect ratio via padding-top trick.
   Sits at breakout width by default.
*/
.embed-wrapper {
  position: relative;
  width: min(900px, 100vw - 3rem);
  margin-inline: calc(50% - min(450px, 50vw - 1.5rem));
  margin-block: var(--space-lg);
  border-radius: 4px;
  overflow: hidden;
  background: rgba(45, 45, 45, 0.04);
  border: 1px solid var(--color-border);
}

/* 16:9 ratio (default for video and Figma) */
.embed-wrapper--video,
.embed-wrapper--figma {
  padding-top: 56.25%;
}

/* 4:3 ratio for taller Figma files */
.embed-wrapper--tall {
  padding-top: 75%;
}

.embed-wrapper iframe,
.embed-wrapper video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* <video> should show controls even in the absolute position */
.embed-wrapper video {
  object-fit: contain;
  background: #000;
}

.embed-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(252, 252, 249, 0.92);
  backdrop-filter: blur(6px);
  color: var(--color-gray);
  font-size: var(--size-label);
  border-top: 1px solid var(--color-border);
  /* Push caption below the iframe, not over it */
  position: static;
  padding: var(--space-xs) var(--space-sm);
  border-top: 1px solid var(--color-border);
}

/* Undo the padding-top ratio trick for caption row */
.embed-wrapper {
  display: flex;
  flex-direction: column;
  padding-top: 0;          /* reset — ratio set on inner div below */
}

.embed-wrapper__ratio {
  position: relative;
  width: 100%;
  flex-shrink: 0;
}

.embed-wrapper--video .embed-wrapper__ratio,
.embed-wrapper--figma .embed-wrapper__ratio {
  padding-top: 56.25%;
}

.embed-wrapper--tall .embed-wrapper__ratio {
  padding-top: 75%;
}

/*
   Simpler approach that avoids the extra div:
   We set the ratio directly on the wrapper via aspect-ratio.
   Fallback padding-top kept above for older browsers.
*/
.embed-wrapper--video,
.embed-wrapper--figma {
  padding-top: 0;
  aspect-ratio: 16 / 9;
}

.embed-wrapper--tall {
  padding-top: 0;
  aspect-ratio: 4 / 3;
}

.embed-wrapper iframe,
.embed-wrapper video {
  position: static;
  width: 100%;
  height: 100%;
  flex: 1;
}

/* Caption sits below the iframe, outside the ratio box */
.embed-wrapper {
  display: grid;
  grid-template-rows: 1fr auto;
  padding-top: 0;
}

@media (max-width: 960px) {
  .embed-wrapper {
    width: 100%;
    margin-inline: 0;
  }
}


/* --- Lightbox -------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 5vw, 3rem);

  opacity: 0;
  visibility: hidden;
  transition:
    opacity    300ms ease,
    visibility 0ms linear 300ms;
}

.lightbox[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
  transition:
    opacity    300ms ease,
    visibility 0ms linear 0ms;
}

.lightbox-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1999;
  background: rgba(20, 20, 18, 0.92);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity    300ms ease,
    visibility 0ms linear 300ms;
}

.lightbox-backdrop[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
  transition:
    opacity    300ms ease,
    visibility 0ms linear 0ms;
}

/* Prevent scroll while lightbox is open */
body.lightbox-open {
  overflow: hidden;
}

.lightbox__close {
  position: fixed;
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  z-index: 2001;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(252, 252, 249, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  transition: background var(--t-fast);
}

.lightbox__close:hover {
  background: rgba(252, 252, 249, 0.2);
}

.lightbox__close:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

.lightbox__figure {
  max-width: min(1200px, 95vw);
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  /* Scale in on open */
  transform: scale(0.95);
  transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.lightbox[aria-hidden="false"] .lightbox__figure {
  transform: scale(1);
}

.lightbox__img {
  display: block;
  max-width: 100%;
  max-height: 80vh;
  width: auto;
  height: auto;
  border-radius: 3px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  object-fit: contain;
}

.lightbox__caption {
  font-size: var(--size-label);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}


/* ============================================
   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);
}

.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;
}