/* ==========================================================================
   Layero — base, layout, components
   Every value here comes from tokens.css. Components are documented in
   DESIGN_SYSTEM.md under the same class names.
   ========================================================================== */

/* ---- Reset ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%; text-size-adjust: 100%;
  scroll-padding-top: calc(var(--control-lg) + 2 * var(--space-4)); /* sticky header height */
}
/* Smooth only for in-page clicks; a page opened at #anchor jumps straight there. */
html:focus-within { scroll-behavior: smooth; }
body, h1, h2, h3, p, figure, dl, dd, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

body {
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  transition: background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute; left: var(--space-4); top: -100px; z-index: 100;
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-pill);
  background: var(--btn-primary-bg); color: var(--btn-primary-fg);
  font-size: var(--text-sm); font-weight: var(--weight-medium);
}
.skip-link:focus { top: var(--space-4); }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---- Layout ------------------------------------------------------------ */
.container { width: min(var(--col), 100% - 2 * var(--gutter)); margin-inline: auto; }
.container--wide { width: min(var(--wide), 100% - 2 * var(--gutter)); }
.section { padding-top: var(--section-gap); }

/* ---- Typography -------------------------------------------------------- */
.display { font-family: var(--font-display); font-weight: var(--weight-medium); letter-spacing: var(--tracking-display); }
.mono { font-family: var(--font-mono); }
.muted { color: var(--text-muted); }

.title { font-size: var(--text-2xl); line-height: var(--lh-2xl); max-width: 640px; }
.lead { max-width: 560px; color: var(--text-muted); }
.section-label { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); line-height: var(--lh-sm); font-weight: var(--weight-medium); }
.section-label__count { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-subtle); font-weight: var(--weight-regular); }
.h2 { font-size: var(--text-lg); line-height: var(--lh-lg); }
.prose { font-size: var(--text-base); line-height: var(--lh-prose); color: var(--text-muted); max-width: 640px; }

.link {
  text-decoration: underline;
  text-decoration-thickness: from-font;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, currentColor 30%, transparent);
  transition: color var(--dur-quick) var(--ease-out), text-decoration-color var(--dur-quick) var(--ease-out);
}
.link:hover { color: var(--text); text-decoration-color: currentColor; }

/* ---- Header ------------------------------------------------------------ */
/* Same markup on every page. Sticky, translucent; hairline appears once the page scrolls. */
.site-header {
  position: sticky; top: 0; z-index: var(--z-header);
  background: var(--header-bg);
  -webkit-backdrop-filter: blur(var(--blur-header)); backdrop-filter: blur(var(--blur-header));
  box-shadow: inset 0 -1px 0 transparent;
  transition: box-shadow var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.site-header[data-scrolled="true"] { box-shadow: inset 0 -1px 0 var(--hairline); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding-block: var(--space-4); }
.brand {
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: var(--control-lg);
  font-size: 15px; font-weight: var(--weight-medium); letter-spacing: var(--tracking-ui); line-height: 1;
}
.brand__logo { width: var(--control-sm); height: var(--control-sm); flex-shrink: 0; }

.nav { display: flex; align-items: center; gap: var(--space-1); }
.nav-pill {
  display: inline-flex; align-items: center; height: var(--control); padding: 0 13px;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm); font-weight: var(--weight-medium); line-height: 1;
  color: var(--text-muted);
  transition: background-color var(--dur-quick) ease, color var(--dur-quick) ease;
}
.nav-pill:hover { color: var(--text); background: var(--pill-hover); }

/* ---- Mobile menu (transitions.dev pattern) ----------------------------- */
/* Open: body.is-menu-open → backdrop fades in, links rise from a blur with a stagger.
   Close: body.is-menu-closing → one quiet fade, cleared by main.js after it ends. */
.burger {
  display: none; align-items: center; justify-content: center; flex-shrink: 0;
  width: var(--control); height: var(--control); margin-left: var(--space-1); padding: 0;
  border: 0; border-radius: var(--radius-pill); background: var(--chip-bg);
  cursor: pointer; transition: background-color var(--dur-quick) ease;
}
.burger:hover { background: var(--chip-hover); }
.burger__box { position: relative; display: block; width: 16px; height: 16px; color: var(--icon-muted); transition: color var(--dur-quick) ease; }
.burger:hover .burger__box, .burger[aria-expanded="true"] .burger__box { color: var(--icon); }
.burger__line {
  position: absolute; left: 1px; right: 1px; height: 1.5px; border-radius: 2px; background: currentColor;
  transition: top var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out) 50ms;
}
.burger__line--top { top: 5px; }
.burger__line--bottom { top: 9.5px; }
.burger[aria-expanded="true"] .burger__line { top: 7.25px; transition: top var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out); }
.burger[aria-expanded="true"] .burger__line--top { transform: rotate(45deg); }
.burger[aria-expanded="true"] .burger__line--bottom { transform: rotate(-45deg); }

.mobile-menu__backdrop {
  position: fixed; inset: 0; z-index: calc(var(--z-header) - 2);
  background: var(--menu-backdrop);
  -webkit-backdrop-filter: blur(var(--blur-menu)); backdrop-filter: blur(var(--blur-menu));
  opacity: 0; visibility: hidden;
  transition: opacity var(--dur-medium) var(--ease-out), visibility linear var(--dur-medium);
}
.mobile-menu {
  position: fixed; inset: 0; z-index: calc(var(--z-header) - 1);
  display: flex; flex-direction: column;
  padding: calc(var(--control-lg) + 2 * var(--space-4) + var(--space-3)) var(--gutter) calc(var(--space-10) + env(safe-area-inset-bottom, 0px));
  visibility: hidden; pointer-events: none;
  transition: visibility linear var(--dur-slow);
}
.mobile-menu__list { display: flex; flex-direction: column; gap: var(--space-6); }
.mobile-menu__link,
.mobile-menu__badge,
.mobile-menu__cta {
  opacity: 0; transform: translateY(var(--distance-reveal)); filter: blur(var(--blur-md));
}
.mobile-menu__link {
  display: inline-block;
  font-size: var(--text-menu); line-height: var(--lh-menu); font-weight: var(--weight-medium); letter-spacing: var(--tracking-ui);
  color: var(--text);
  transition:
    opacity var(--dur-very-slow) var(--ease-out), transform var(--dur-very-slow) var(--ease-out), filter var(--dur-very-slow) var(--ease-out);
  transition-delay: calc(var(--i, 0) * var(--dur-stagger));
}
.mobile-menu__cta {
  display: flex; align-items: center; justify-content: center;
  width: 100%; height: var(--control-lg);
  border-radius: var(--radius-pill); background: var(--btn-secondary-bg); color: var(--btn-secondary-fg);
  font-size: var(--text-base); font-weight: var(--weight-medium); line-height: 1;
  transition: background-color var(--dur-quick) ease;
}
.mobile-menu__footer { display: flex; flex-direction: column; gap: var(--space-8); margin-top: auto; }
.mobile-menu__row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.mobile-menu__badge {
  margin-left: 0;
  transition: opacity var(--dur-very-slow) var(--ease-out), transform var(--dur-very-slow) var(--ease-out), filter var(--dur-very-slow) var(--ease-out);
  transition-delay: calc(var(--i, 0) * var(--dur-stagger));
}
.mobile-menu__cta:hover { background: var(--btn-secondary-hover); }
.mobile-menu__cta:active { background: var(--btn-secondary-active); }

body.is-menu-open { overflow: hidden; }
body.is-menu-open .site-header { box-shadow: inset 0 -1px 0 transparent; }
/* The header badge hands off to the copy above the CTA while the menu is open. */
.site-header .badge { transition: opacity var(--dur-fast) var(--ease-out), visibility 0s; }
body.is-menu-open .site-header .badge { opacity: 0; visibility: hidden; transition: opacity var(--dur-quick) ease, visibility 0s linear var(--dur-quick); }
body.is-menu-open .mobile-menu__backdrop { opacity: 1; visibility: visible; transition: opacity var(--dur-slow) var(--ease-out), visibility 0s; }
body.is-menu-closing .mobile-menu__backdrop { opacity: 0; visibility: visible; transition: opacity var(--dur-fast) var(--ease-out); }
body.is-menu-open .mobile-menu,
body.is-menu-closing .mobile-menu { visibility: visible; transition: visibility 0s; }
body.is-menu-open .mobile-menu { pointer-events: auto; }
body.is-menu-open .mobile-menu__link,
body.is-menu-open .mobile-menu__badge,
body.is-menu-open .mobile-menu__cta { opacity: 1; transform: none; filter: blur(0); }
body.is-menu-open .mobile-menu__cta {
  transition:
    opacity var(--dur-very-slow) var(--ease-out), transform var(--dur-very-slow) var(--ease-out), filter var(--dur-very-slow) var(--ease-out),
    background-color var(--dur-quick) ease;
  transition-delay: calc(var(--i, 0) * var(--dur-stagger)), calc(var(--i, 0) * var(--dur-stagger)), calc(var(--i, 0) * var(--dur-stagger)), 0s;
}
body.is-menu-closing .mobile-menu__link,
body.is-menu-closing .mobile-menu__badge,
body.is-menu-closing .mobile-menu__cta { opacity: 0; transform: none; filter: blur(0); transition: opacity var(--dur-quick) ease; transition-delay: 0s; }

/* ---- Status badge ------------------------------------------------------ */
.badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  height: var(--control); padding: 0 14px; margin-left: var(--space-2);
  border-radius: var(--radius-pill); background: var(--chip-bg);
  font-size: var(--text-sm); font-weight: var(--weight-medium); line-height: 1; white-space: nowrap;
}
.badge__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--live); animation: pulse 2s infinite; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--live) 45%, transparent); }
  70%  { box-shadow: 0 0 0 6px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ---- Buttons ----------------------------------------------------------- */
.btn-row { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: var(--control-md); padding: 0 20px;
  border: 0; border-radius: var(--radius-pill);
  font-family: var(--font-sans); font-size: var(--text-sm); font-weight: var(--weight-medium);
  line-height: 1; letter-spacing: var(--tracking-ui); white-space: nowrap;
  cursor: pointer; user-select: none;
  transition: background-color 200ms var(--ease-out), transform 200ms var(--ease-out);
}
.btn--lg { height: var(--control-lg); padding: 0 22px; }
@media (hover: hover) { .btn:hover { transform: scale(var(--scale-hover)); } }
.btn:active { transform: scale(var(--scale-press)); }

.btn--primary { background: var(--btn-primary-bg); color: var(--btn-primary-fg); box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.2); }
.btn--primary:hover { background: var(--btn-primary-hover); }
.btn--primary:active { background: var(--btn-primary-active); }
.btn--secondary { background: var(--btn-secondary-bg); color: var(--btn-secondary-fg); }
.btn--secondary:hover { background: var(--btn-secondary-hover); }
.btn--secondary:active { background: var(--btn-secondary-active); }
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

/* Slide-arrow: leading icon exits left, arrow enters right (Amicro) */
.btn--slide .btn__lead,
.btn--slide .btn__trail {
  display: inline-flex; overflow: hidden;
  transition:
    max-width 300ms var(--ease-bounce), margin 300ms var(--ease-bounce),
    opacity 200ms var(--ease-out), transform 300ms var(--ease-bounce);
}
.btn--slide .btn__lead { max-width: 16px; margin-right: 10px; }
.btn--slide .btn__trail { max-width: 0; margin-left: 0; opacity: 0; transform: translateX(10px); }
@media (hover: hover) {
  .btn--slide:hover .btn__lead { max-width: 0; margin-right: 0; opacity: 0; transform: translateX(-10px); }
  .btn--slide:hover .btn__trail { max-width: 16px; margin-left: 10px; opacity: 1; transform: none; }
}

/* Text-roll: label scrolls up, icon rotates 45° (Amicro) */
.btn--roll { gap: 10px; }
.btn__icon-rot { display: inline-flex; transition: transform var(--dur-medium) var(--ease-bounce); }
.btn__roll { display: inline-block; height: 18px; overflow: hidden; }
.btn__roll-inner { display: flex; flex-direction: column; transition: transform var(--dur-medium) var(--ease-bounce); }
.btn__roll-inner > span { display: block; height: 18px; line-height: 18px; }
@media (hover: hover) {
  .btn--roll:hover .btn__roll-inner { transform: translateY(-18px); }
  .btn--roll:hover .btn__icon-rot { transform: rotate(45deg); }
}

/* ---- Hero -------------------------------------------------------------- */
.hero { display: flex; flex-direction: column; gap: var(--space-4); padding-top: var(--hero-top); }
.hero .btn-row { margin-top: var(--space-3); }

/* One orchestrated page-load moment (transitions.dev "Texts reveal") */
.reveal {
  animation: reveal var(--dur-very-slow) var(--ease-out) both;
  animation-delay: calc(var(--i, 0) * var(--dur-stagger));
}
@keyframes reveal {
  from { opacity: 0; transform: translateY(var(--distance-reveal)); filter: blur(var(--blur-md)); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

/* ---- Filters ----------------------------------------------------------- */
.work__bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-6); }
.filters { display: flex; gap: var(--space-2); }
.filter {
  display: inline-flex; align-items: center; flex-shrink: 0;
  height: var(--control); padding: 0 15px;
  border: 0; border-radius: var(--radius-pill);
  background: var(--filter-bg); color: var(--filter-fg); box-shadow: var(--filter-shadow);
  font-size: var(--text-sm); font-weight: var(--weight-medium); line-height: 1.4;
  cursor: pointer;
  transition: background var(--dur-quick) var(--ease-out), color var(--dur-quick) var(--ease-out);
}
.filter:hover { background: var(--filter-hover); }
.filter[aria-pressed="true"] { background: var(--filter-active); color: var(--text); }

/* ---- Project cards ----------------------------------------------------- */
.projects { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); }
.projects > li[hidden] { display: none; }
.projects > li.is-entering { animation: card-in var(--dur-fast) var(--ease-out) both; }
@keyframes card-in {
  from { opacity: 0; transform: scale(0.98); filter: blur(var(--blur-sm)); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}
.projects__empty { color: var(--text-muted); font-size: var(--text-md); }

.card {
  display: flex; flex-direction: column; gap: 18px; height: 100%;
  padding: var(--space-3) var(--space-3) 18px;
  border-radius: var(--radius-card);
  background: var(--card-bg);
  box-shadow: var(--card-shadow), inset 0 0 0 1px var(--card-border), inset 0 -1px 0 0 var(--card-border);
  transition: background-color 200ms ease;
}
.card:hover { background-color: color-mix(in srgb, var(--card-bg) 98.5%, var(--text) 1.5%); }

.stage {
  position: relative; overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-stage);
  background: var(--stage-bg);
}
.stage::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  box-shadow: inset 0 0 0 1px var(--stage-ring);
}
.stage > img { width: 100%; height: 100%; object-fit: cover; }
.stage__lift { transition: transform var(--dur-slow) var(--ease-out); }
.card:hover .stage__lift { transform: translateY(-6px); }

.card__meta { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-3); padding-inline: var(--space-2); }
.card__text { display: flex; flex-direction: column; gap: var(--space-1-5); min-width: 0; }
.card__title { display: flex; align-items: baseline; gap: var(--space-2); font-size: var(--text-md); line-height: var(--lh-md); font-weight: var(--weight-medium); }
.card__tag { font-family: var(--font-mono); font-size: var(--text-2xs); line-height: var(--lh-2xs); color: var(--text-subtle); font-weight: var(--weight-regular); }
.card__desc { font-size: var(--text-md); line-height: var(--lh-md); color: var(--text-subtle); }

.icon-chip {
  display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  width: var(--control); height: var(--control); border-radius: var(--radius-card);
  background: var(--chip-bg); color: var(--icon-muted);
  transition: background-color var(--dur-quick) ease;
}
.icon-chip svg { width: 16px; height: 16px; transition: transform var(--dur-fast) var(--ease-out); }
.card:hover .icon-chip { background: var(--chip-hover); }
.card:hover .icon-chip svg { transform: translate(2px, -2px); }

/* Cover placeholders — swap for <img> when real covers exist */
.ph { position: absolute; display: flex; flex-direction: column; gap: 10px; padding: 14px; background: var(--material-bg); box-shadow: var(--material-shadow); }
.ph--window { left: 12%; right: 12%; top: 16%; bottom: -10%; border-radius: var(--radius-sm); }
.ph--phone { left: 33%; right: 33%; top: 14%; bottom: -12%; border-radius: 22px; padding: 18px 12px; gap: 8px; }
.ph__bar { height: 8px; border-radius: 4px; background: var(--skeleton); }
.ph__row { display: flex; justify-content: space-between; }
.ph__block { border-radius: var(--radius-xs); background: var(--skeleton); }
.ph__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-2); }
.ph-kit { position: absolute; inset: 0; display: flex; flex-wrap: wrap; align-content: center; justify-content: center; gap: 10px; padding: var(--space-8); }
.ph-kit__chip { display: inline-flex; align-items: center; height: var(--control-sm); padding: 0 14px; border-radius: 40px; font-size: var(--text-xs); font-weight: var(--weight-medium); background: var(--chip-bg); color: var(--text-muted); }
.ph-kit__chip--primary { background: var(--btn-primary-bg); color: var(--btn-primary-fg); }
.ph-kit__chip--material { background: var(--material-bg); box-shadow: var(--material-shadow); color: var(--text); }
.ph-kit__toggle { display: inline-flex; justify-content: flex-end; width: 40px; height: 24px; padding: 3px; border-radius: 40px; background: var(--live); }
.ph-kit__toggle::after { content: ""; width: 18px; height: 18px; border-radius: 50%; background: #fff; }

/* ---- Experience accordion (transitions.dev "Accordion") ---------------- */
.jobs { margin-top: var(--space-4); }
.job { border-top: 1px solid var(--hairline); }
.job__head {
  width: 100%; min-height: 64px; padding: var(--space-2) 0;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  border: 0; background: transparent; text-align: left; cursor: pointer;
}
.job__title { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0 10px; font-size: var(--text-md); line-height: var(--lh-md); }
.job__role { font-weight: var(--weight-medium); }
.job__company { color: var(--text-muted); }
.job__side { display: flex; align-items: center; gap: var(--space-4); }
.job__dates { font-family: var(--font-mono); font-size: var(--text-xs); line-height: var(--lh-xs); color: var(--text-subtle); white-space: nowrap; }
.job__chip { width: var(--control-sm); height: var(--control-sm); }
.job__head:hover .job__chip { background: var(--chip-hover); }
.job__plus { display: inline-flex; transition: transform var(--dur-fast) var(--ease-out); }
.job__plus svg { width: 14px; height: 14px; }

.job__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur-fast) var(--ease-out); }
.job__inner { overflow: hidden; opacity: 0; filter: blur(var(--blur-sm)); transition: opacity var(--dur-fast) var(--ease-out), filter var(--dur-fast) var(--ease-out); }
.job__inner p { padding: 0 var(--space-16) var(--space-5) 0; font-size: var(--text-md); line-height: 22px; color: var(--text-muted); }
.job[data-open="true"] .job__panel { grid-template-rows: 1fr; }
.job[data-open="true"] .job__inner { opacity: 1; filter: blur(0); }
.job[data-open="true"] .job__plus { transform: rotate(45deg); }

/* ---- Contact ----------------------------------------------------------- */
.contact { display: flex; flex-direction: column; gap: var(--space-6); }
.contact__title { max-width: 560px; font-size: var(--text-xl); line-height: var(--lh-xl); }

/* ---- Footer ------------------------------------------------------------ */
.site-footer { padding: var(--section-gap) 0 var(--space-10); font-size: var(--text-sm); line-height: var(--lh-sm); }
.site-footer__row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.site-footer__row + .site-footer__row { margin-top: var(--space-6); }
.socials { display: flex; gap: var(--space-5); color: var(--text-muted); }
.site-footer__legal { color: var(--text-subtle); }
.clock { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-subtle); }

/* Theme switch — segmented control with sliding pill (transitions.dev "Tabs sliding") */
.seg { position: relative; display: inline-flex; padding: 3px; border-radius: var(--radius-pill); background: var(--seg-bg); }
.seg__pill {
  position: absolute; top: 3px; left: 0; height: 30px; width: 0;
  border-radius: var(--radius-pill); background: var(--seg-pill);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  transition: transform var(--dur-fast) var(--ease-out), width var(--dur-fast) var(--ease-out);
  pointer-events: none;
}
.seg.is-static .seg__pill { transition: none; }
.seg__btn {
  position: relative; z-index: 1;
  min-width: 64px; height: 30px; padding: 0 12px;
  border: 0; border-radius: var(--radius-pill); background: transparent;
  color: var(--seg-fg); font-size: var(--text-sm); font-weight: var(--weight-medium);
  cursor: pointer; transition: color var(--dur-fast) var(--ease-out);
}
.seg__btn:hover, .seg__btn[aria-pressed="true"] { color: var(--text); }

/* ---- Case study -------------------------------------------------------- */
.case-hero { display: flex; flex-direction: column; gap: var(--space-4); padding-top: var(--space-28); }
.case-hero__mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; margin-bottom: var(--space-2);
  border-radius: var(--radius-stage); background: var(--material-bg); box-shadow: var(--material-shadow);
  font-size: 18px; font-weight: var(--weight-medium);
}
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-6); margin-top: var(--space-4); font-size: var(--text-sm); line-height: var(--lh-sm); }
.facts div { display: flex; flex-direction: column; gap: var(--space-1); }
.facts dt { color: var(--text-subtle); }
.facts dd { font-weight: var(--weight-medium); }

.media { position: relative; margin-top: var(--space-16); aspect-ratio: 16 / 9; border-radius: var(--radius-card); }
.media__caption { position: absolute; left: var(--space-4); top: var(--space-3); z-index: 1; font-family: var(--font-mono); font-size: var(--text-2xs); color: var(--text-subtle); }
.media-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); margin-top: var(--space-16); }
.media-pair .media { margin-top: 0; aspect-ratio: 4 / 3; }

.case-section { display: flex; flex-direction: column; gap: var(--space-3); }
.problems { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-8) var(--space-10); margin-top: var(--space-6); }
.problems li, .steps li > span { display: flex; flex-direction: column; gap: var(--space-1-5); }
.problems__title, .steps__title { font-size: 15px; line-height: 22px; font-weight: var(--weight-medium); }
.problems__text, .steps__text { font-size: var(--text-md); line-height: 22px; color: var(--text-muted); }

.steps { margin-top: var(--space-6); counter-reset: step; }
.steps li { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: var(--space-4); padding-block: var(--space-5); border-top: 1px solid var(--hairline); }
.steps li:last-child { border-bottom: 1px solid var(--hairline); }
.steps li::before, .problems li::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-size: var(--text-xs); line-height: 22px; color: var(--text-subtle);
}
.problems { counter-reset: step; }

.results { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin-block: var(--space-3); }
.result { display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-5); border-radius: var(--radius-md); background: var(--card-bg); box-shadow: var(--card-shadow), inset 0 0 0 1px var(--card-border), inset 0 -1px 0 0 var(--card-border); }
.result__value { font-family: var(--font-display); font-weight: var(--weight-medium); font-size: 28px; line-height: 34px; }
.result__label { font-size: var(--text-sm); line-height: var(--lh-sm); color: var(--text-muted); }

.next { display: flex; flex-direction: column; gap: var(--space-4); }
.card--row { flex-direction: row; align-items: center; gap: var(--space-4); padding: var(--space-3) var(--space-5) var(--space-3) var(--space-3); }
.card--row .stage { width: 120px; flex-shrink: 0; }
.card--row .card__text { flex-grow: 1; }

/* ---- Small screens ----------------------------------------------------- */
@media (max-width: 760px) {
  .nav-pill { display: none; }
  .badge { margin-left: 0; }
  .burger { display: inline-flex; }

  .hero .btn-row .btn { flex: 1 1 0; height: var(--control-lg); font-size: var(--text-md); }
  .contact .btn-row { flex-direction: column; align-items: stretch; }
  .contact .btn { height: 48px; font-size: var(--text-md); }

  .work__bar { flex-direction: column; align-items: flex-start; margin-bottom: var(--space-4); }
  .filters { width: calc(100% + 2 * var(--gutter)); margin-inline: calc(-1 * var(--gutter)); padding: 2px var(--gutter); overflow-x: auto; scrollbar-width: none; }
  .filters::-webkit-scrollbar { display: none; }
  .filter { height: var(--control-md); padding: 0 var(--space-4); font-size: var(--text-md); }

  .projects { grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
  .card { padding: 10px 10px var(--space-4); border-radius: 22px; gap: var(--space-4); }
  .card__title { font-size: 15px; }

  .job__head { min-height: 72px; padding-block: var(--space-3); align-items: center; }
  .job__title { flex-direction: column; gap: 2px; font-size: 15px; }
  .job__side { flex-direction: row-reverse; }
  .job__dates { display: none; }
  .job__dates--inline { display: block; }
  .job__chip { width: var(--control); height: var(--control); }
  .job__inner p { padding-right: 0; }

  .socials a { display: inline-flex; align-items: center; min-height: var(--control-lg); font-size: var(--text-md); }
  .site-footer__row { flex-direction: column; align-items: stretch; }
  .site-footer__row--meta { align-items: flex-start; gap: var(--space-1); }
  .seg__pill { height: 40px; }
  .seg__btn { flex: 1 1 0; height: 40px; font-size: var(--text-md); }

  .case-hero { padding-top: var(--space-16); }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--space-5); }
  .media { aspect-ratio: 4 / 3; margin-top: var(--space-10); border-radius: 20px; }
  .media-pair { grid-template-columns: minmax(0, 1fr); gap: var(--space-4); margin-top: var(--space-10); }
  .problems { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .steps li { grid-template-columns: 40px minmax(0, 1fr); }
  .results { grid-template-columns: minmax(0, 1fr); }
  .card--row .stage { width: 88px; }
}
@media (min-width: 761px) { .job__dates--inline { display: none; } }
@media (min-width: 761px) { .mobile-menu, .mobile-menu__backdrop { display: none; } }

/* ---- Reduced motion ---------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* ---- Fixes for headings that wrap interactive rows --------------------- */
.job > h3 { font: inherit; }
.card--row .ph--window { padding: 8px; gap: 6px; border-radius: 8px; }
.card--row .ph--phone { padding: 10px 6px; gap: 4px; border-radius: 12px; }
.card--row .ph__block { max-height: 28px; }

/* ---- Featured project (newest case, frameless hero) ------------------- */
body { overflow-x: clip; }
.featured__item {
  --feat-w: min(var(--wide), 100vw - 2 * var(--gutter));
  width: var(--feat-w);
  margin-inline: calc((100% - var(--feat-w)) / 2);
}
.section--tight { padding-top: var(--space-16); }
.card--featured {
  gap: var(--space-5); padding: 0;
  background: transparent; box-shadow: none; border-radius: 0;
}
.card--featured:hover { background: transparent; }
.card--featured .stage { aspect-ratio: 16 / 9; border-radius: var(--radius-card); }
.card--featured .stage::after { display: none; }
.card--featured .stage > img { transition: transform var(--dur-slow) var(--ease-out); }
.card--featured:hover .stage > img { transform: scale(1.015); }
.card--featured .card__meta { width: min(var(--col), 100%); margin-inline: auto; padding: 0; align-items: flex-start; }
.card--featured .card__text { gap: var(--space-2); }
.card--featured .card__title { align-items: center; gap: var(--space-3); font-family: var(--font-display); font-size: var(--text-xl); line-height: var(--lh-xl); letter-spacing: var(--tracking-display); }
.card--featured .card__desc { max-width: 560px; font-size: var(--text-base); line-height: var(--lh-base); color: var(--text-muted); }
.card--featured .icon-chip { width: var(--control-md); height: var(--control-md); }
.card__new {
  display: inline-flex; align-items: center; height: 22px; padding: 0 var(--space-2);
  border-radius: var(--radius-pill); background: var(--chip-bg);
  font-family: var(--font-sans); font-size: var(--text-2xs); line-height: 1; font-weight: var(--weight-medium);
  letter-spacing: 0; color: var(--text);
}
.ph--wide { left: 8%; right: 8%; top: 12%; bottom: -8%; flex-direction: row; gap: var(--space-4); padding: var(--space-5); border-radius: var(--radius-sm); }
.ph__side { display: flex; flex-direction: column; gap: 10px; width: 22%; padding-right: var(--space-4); border-right: 1px solid var(--hairline); }
.ph__main { flex: 1; display: flex; flex-direction: column; gap: var(--space-3); }
.ph__grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.ph__grid--4 .ph__block { height: 44px; }

@media (max-width: 760px) {
  .section--tight { padding-top: var(--space-16); }
  .card--featured { gap: var(--space-4); }
  .card--featured .stage { aspect-ratio: 4 / 3; border-radius: var(--radius-md); }
  .card--featured .card__title { font-size: var(--text-lg); line-height: var(--lh-lg); }
  .card--featured .card__desc { font-size: var(--text-md); line-height: var(--lh-md); }
  .ph--wide { padding: var(--space-3); gap: var(--space-3); }
  .ph__side { display: none; }
  .ph__grid--4 .ph__block { height: 28px; }
}