/* ============================================================
   emma di — pastel pixel portfolio
   4px grid, 2px borders, hard shadows, no border-radius.
   ============================================================ */

:root {
  --paper: #fffbf5;
  --paper-2: #fbf3e8;
  --paper-3: #f5edfa;
  --ink: #2e2545;
  --ink-2: #6c6285;
  --ink-3: #9a93ad;

  --lilac: #b9a8de;
  --lilac-soft: #e3daf5;
  --lilac-deep: #7e6bae;
  --blush: #fbdce9;
  --blush-deep: #e894be;
  --mint: #cfe6e0;
  --mint-deep: #6fb9a7;
  --butter: #fbe7b8;
  --butter-deep: #e0b44e;

  --shadow: 4px 4px 0 var(--ink);
  --shadow-sm: 3px 3px 0 var(--ink);
  --shadow-lg: 6px 6px 0 var(--ink);

  --display: "Pixelify Sans", "Courier New", monospace;
  --micro: "Silkscreen", "Courier New", monospace;
  --body: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --wrap: 1080px;
}

/* ---------- reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
}
h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.01em;
}
p {
  margin: 0 0 1em;
}
ul {
  margin: 0;
  padding-left: 1.15em;
}
li {
  margin-bottom: 0.5em;
}

/* dithered images must stay crunchy at any scale */
.px {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* ---------- layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 88px 0;
}
.section--tint {
  background: var(--paper-2);
  border-block: 2px solid var(--ink);
}
.section--lilac {
  background: var(--paper-3);
  border-block: 2px solid var(--ink);
}

.eyebrow {
  font-family: var(--micro);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lilac-deep);
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::after {
  content: "";
  flex: 1;
  height: 2px;
  background: repeating-linear-gradient(
    90deg,
    var(--lilac) 0 4px,
    transparent 4px 8px
  );
}
.section-title {
  font-size: clamp(28px, 4.4vw, 42px);
  margin-bottom: 10px;
}
.section-lede {
  color: var(--ink-2);
  max-width: 56ch;
  margin-bottom: 40px;
}

/* ---------- checkerboard / dither textures ---------- */
.checker {
  background-image: repeating-conic-gradient(
    var(--lilac) 0% 25%,
    transparent 0% 50%
  );
  background-size: 6px 6px;
}
.checker-soft {
  background-image: repeating-conic-gradient(
    var(--lilac-soft) 0% 25%,
    transparent 0% 50%
  );
  background-size: 6px 6px;
}
.rule {
  height: 8px;
  border: 0;
  background-image: repeating-conic-gradient(
    var(--lilac) 0% 25%,
    transparent 0% 50%
  );
  background-size: 8px 8px;
  margin: 0;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 2px solid var(--ink);
}
.nav__in {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 62px;
}
.nav__mark {
  font-family: var(--micro);
  font-size: 15px;
  letter-spacing: 0.06em;
  text-decoration: none;
  margin-right: auto;
  display: flex;
  align-items: center;
  gap: 9px;
}
.nav__mark span {
  color: var(--lilac-deep);
}
.nav__links {
  display: flex;
  gap: 22px;
  align-items: center;
}
.nav__links a {
  font-family: var(--micro);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition:
    color 0.12s,
    border-color 0.12s;
}
.nav__links a:hover {
  color: var(--ink);
  border-bottom-color: var(--lilac);
}
.nav__toggle {
  display: none;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--micro);
  font-size: 11px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 18px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition:
    transform 0.1s ease,
    box-shadow 0.1s ease;
}
.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--ink);
}
.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--ink);
}
.btn--primary {
  background: var(--lilac);
}
.btn--blush {
  background: var(--blush);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 2px solid var(--ink);
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.hero__in {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 56px;
  align-items: center;
  padding: 84px 24px 92px;
}
.hero h1 {
  font-size: clamp(52px, 9vw, 92px);
  line-height: 0.95;
  margin-bottom: 6px;
}
.hero__tag {
  font-family: var(--display);
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 500;
  color: var(--lilac-deep);
  margin-bottom: 18px;
  line-height: 1.25;
}
.hero__tag b {
  color: var(--ink);
  font-weight: 700;
}
.hero__body {
  max-width: 46ch;
  color: var(--ink-2);
  font-size: 17px;
}
.hero__cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}
.hero__status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
  padding: 6px 11px;
  margin-bottom: 22px;
  color: var(--ink);
}
.blip {
  width: 8px;
  height: 8px;
  background: var(--mint-deep);
  animation: blip 1.6s steps(2) infinite;
}
@keyframes blip {
  0%,
  60% {
    opacity: 1;
  }
  61%,
  100% {
    opacity: 0.25;
  }
}

.portrait {
  position: relative;
  justify-self: center;
}
.portrait img {
  width: min(320px, 62vw);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-lg);
  background: var(--paper);
  display: block;
}
.portrait__frame {
  position: relative;
}
.sticker {
  position: absolute;
  z-index: 2;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 6px 9px;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.sticker--tl {
  top: -16px;
  left: -30px;
  transform: rotate(-4deg);
  background: var(--blush);
}
.sticker--br {
  bottom: -18px;
  right: -26px;
  transform: rotate(3deg);
  background: var(--mint);
}

/* ---------- work cards ---------- */
.work-grid {
  display: grid;
  gap: 24px;
}
.card {
  display: grid;
  grid-template-columns: 76px 1fr auto;
  gap: 22px;
  align-items: start;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow);
  padding: 26px 26px;
  text-decoration: none;
  color: inherit;
  transition:
    transform 0.12s ease,
    box-shadow 0.12s ease,
    background 0.12s ease;
}
.card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 var(--ink);
  background: var(--paper-2);
}
.card__icon {
  width: 76px;
  height: 76px;
  border: 2px solid var(--ink);
  display: grid;
  place-items: center;
  background: var(--lilac-soft);
}
.card__kicker {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lilac-deep);
  margin-bottom: 7px;
}
.card h3 {
  font-size: 25px;
  margin-bottom: 8px;
}
.card p {
  color: var(--ink-2);
  font-size: 15.5px;
  margin-bottom: 12px;
}
.card__go {
  align-self: center;
  font-family: var(--micro);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lilac-deep);
  white-space: nowrap;
}
.card:hover .card__go {
  color: var(--ink);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  font-family: var(--micro);
  font-size: 9.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 2px solid var(--ink);
  padding: 3px 7px;
  background: var(--paper-2);
  color: var(--ink-2);
}
.chip--win {
  background: var(--butter);
  color: var(--ink);
}

/* ---------- small project grid ---------- */
.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.mini {
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition:
    transform 0.12s ease,
    box-shadow 0.12s ease;
}
.mini:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--ink);
}
.mini h4 {
  font-size: 18px;
  margin-bottom: 6px;
}
.mini p {
  font-size: 14px;
  color: var(--ink-2);
  margin-bottom: 12px;
}

/* ---------- experience timeline ---------- */
.tl {
  border-left: 2px dashed var(--ink-3);
  padding-left: 0;
  margin-left: 7px;
  list-style: none;
}
.tl > li {
  position: relative;
  padding: 0 0 34px 30px;
  margin: 0;
}
.tl > li::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--lilac);
  border: 2px solid var(--ink);
}
.tl > li:last-child {
  padding-bottom: 0;
}
.tl__role {
  font-family: var(--display);
  font-size: 20px;
  font-weight: 600;
}
.tl__org {
  color: var(--lilac-deep);
  font-weight: 500;
  font-size: 15px;
}
.tl__when {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 5px 0 9px;
}
.tl__body {
  font-size: 15.5px;
  color: var(--ink-2);
}
.tl__body ul {
  padding-left: 1.1em;
}

/* ---------- about ---------- */
.about {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 44px;
  align-items: start;
}
.panel {
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow);
  padding: 24px;
}
.panel__title {
  font-family: var(--micro);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--ink);
}
.kv {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  font-size: 14.5px;
}
.kv dt {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-top: 4px;
}
.kv dd {
  margin: 0;
  color: var(--ink-2);
}

.skills {
  display: grid;
  gap: 18px;
}
.skills h4 {
  font-family: var(--micro);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lilac-deep);
  margin-bottom: 9px;
  font-weight: 400;
}

/* ---------- life gallery ---------- */
.life {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.life figure {
  margin: 0;
}
.life img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-sm);
  background: var(--paper);
}
.life figcaption {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  margin-top: 10px;
  line-height: 1.5;
}

/* ---------- contact ---------- */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
}
.contact-list {
  list-style: none;
  padding: 0;
}
.contact-list li {
  margin-bottom: 12px;
}
.contact-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  padding: 13px 16px;
  transition:
    transform 0.1s,
    box-shadow 0.1s;
}
.contact-list a:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--ink);
}
.contact-list b {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: block;
  font-weight: 400;
}
.contact-list span {
  font-size: 15px;
}

/* ---------- footer ---------- */
.footer {
  border-top: 2px solid var(--ink);
  background: var(--paper-2);
  padding: 30px 0;
}
.footer__in {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.07em;
  color: var(--ink-3);
}
.footer a {
  color: var(--lilac-deep);
}

/* ---------- case study pages ---------- */
.cs-hero {
  border-bottom: 2px solid var(--ink);
  background: var(--paper-3);
  padding: 52px 0 46px;
  position: relative;
  overflow: hidden;
}
.cs-back {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--lilac-deep);
  display: inline-block;
  margin-bottom: 22px;
}
.cs-back:hover {
  color: var(--ink);
}
.cs-hero h1 {
  font-size: clamp(34px, 6vw, 58px);
  margin-bottom: 12px;
  max-width: 20ch;
}
.cs-hero .lede {
  font-size: 19px;
  color: var(--ink-2);
  max-width: 60ch;
}
.cs-meta {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin: 26px 0 22px;
}
.cs-meta div {
  min-width: 120px;
}
.cs-meta dt {
  font-family: var(--micro);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 5px;
}
.cs-meta dd {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
}

.cs-body {
  padding: 66px 0 80px;
}
.cs-body .wrap {
  max-width: 760px;
}
.cs-body h2 {
  font-size: 28px;
  margin: 52px 0 14px;
  padding-top: 18px;
  border-top: 2px solid var(--ink);
}
.cs-body h2:first-of-type {
  margin-top: 0;
}
.cs-body h3 {
  font-size: 19px;
  margin: 30px 0 8px;
  color: var(--lilac-deep);
}
.cs-body p,
.cs-body li {
  font-size: 17px;
}
.cs-body ul {
  margin-bottom: 1em;
}

.pull {
  border: 2px solid var(--ink);
  background: var(--paper-2);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  margin: 30px 0;
}
.pull p:last-child {
  margin-bottom: 0;
}
.pull__label {
  font-family: var(--micro);
  font-size: 10px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--lilac-deep);
  margin-bottom: 10px;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0;
}
.result {
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  padding: 18px;
}
.result b {
  font-family: var(--display);
  font-size: 30px;
  font-weight: 700;
  color: var(--lilac-deep);
  display: block;
  line-height: 1;
}
.result span {
  font-size: 13.5px;
  color: var(--ink-2);
  display: block;
  margin-top: 8px;
  line-height: 1.4;
}

.cs-next {
  border-top: 2px solid var(--ink);
  background: var(--paper-2);
  padding: 44px 0;
}

/* ---------- scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero__in {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 56px 24px 64px;
  }
  .portrait {
    justify-self: start;
  }
  .about,
  .contact {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .mini-grid,
  .life,
  .result-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  body {
    font-size: 16px;
  }
  .section {
    padding: 60px 0;
  }
  .nav__links {
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--paper);
    border-bottom: 2px solid var(--ink);
    padding: 8px 24px 16px;
    display: none;
  }
  .nav__links.open {
    display: flex;
  }
  .nav__links a {
    padding: 10px 0;
    width: 100%;
  }
  .nav__toggle {
    display: inline-flex;
    margin-left: auto;
    padding: 8px 11px;
    font-family: var(--micro);
    font-size: 10px;
    letter-spacing: 0.1em;
    border: 2px solid var(--ink);
    background: var(--lilac);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
  }
  .nav__mark {
    margin-right: 0;
  }
  .card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 22px;
  }
  .card__go {
    justify-self: start;
  }
  .mini-grid,
  .life,
  .result-grid {
    grid-template-columns: 1fr;
  }
  .sticker--tl {
    left: -8px;
  }
  .sticker--br {
    right: -8px;
  }
  .cs-body h2 {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* case-study hero shares the reading column with the body below it */
.cs-hero .wrap { max-width: 760px; }

.tl__links { font-size: 14.5px; color: var(--ink-3); }
.tl__links a { color: var(--lilac-deep); text-decoration-thickness: 1px; text-underline-offset: 2px; }
.tl__links a:hover { color: var(--ink); }

/* ---------- cross-document page transitions ---------- */
/* Both documents must opt in; browsers without support just navigate normally. */
@view-transition { navigation: auto; }

/* the sticky nav is identical on every page, so pin it and let only the body move */
.nav { view-transition-name: site-nav; }

/* stepped opacity so the crossfade dissolves in chunks instead of smoothly */
::view-transition-old(root) { animation: px-dissolve-out 0.22s steps(5, end) both; }
::view-transition-new(root) {
  animation:
    px-dissolve-in 0.3s steps(6, end) both,
    px-rise 0.3s cubic-bezier(0.2, 0.7, 0.3, 1) both;
}
@keyframes px-dissolve-out { to { opacity: 0; } }
@keyframes px-dissolve-in { from { opacity: 0; } }
@keyframes px-rise { from { transform: translateY(10px); } }

/* the clicked card's sprite and title morph into the case-study hero */
.cs-hero .card__icon { view-transition-name: cs-icon; }
.cs-hero h1 { view-transition-name: cs-title; }
::view-transition-group(cs-icon),
::view-transition-group(cs-title) {
  animation-duration: 0.38s;
  animation-timing-function: cubic-bezier(0.2, 0.7, 0.3, 1);
}

@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) { animation: none !important; }
}