/* Projects hero */

.projects__main {
  overflow: clip;
}

.projects-hero {
  position: relative;
  display: grid;
  height: 100svh;
  min-height: 46rem;
  box-sizing: border-box;
  align-items: center;
  overflow: clip;
  padding-block: 7rem 2.5rem;
  background:
    radial-gradient(
      circle at 74% 46%,
      rgba(0, 166, 214, 0.13),
      transparent 28rem
    ),
    linear-gradient(
      180deg,
      rgba(31, 37, 46, 0.94),
      rgba(23, 28, 35, 0.98)
    );
  border-bottom: 1px solid rgba(217, 240, 246, 0.08);
}

.projects-hero::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.3;
  pointer-events: none;
  background-image:
    linear-gradient(
      rgba(217, 240, 246, 0.025) 1px,
      transparent 1px
    ),
    linear-gradient(
      90deg,
      rgba(217, 240, 246, 0.025) 1px,
      transparent 1px
    );
  background-size: 5rem 5rem;
  mask-image:
    radial-gradient(
      circle at 70% 45%,
      black,
      transparent 68%
    );
}

.projects-hero__grid {
  position: relative;
  display: grid;
  width: min(94vw, 92rem);
  max-width: none;
  grid-template-columns:
    minmax(29rem, 0.82fr)
    minmax(0, 1.18fr);
  gap: clamp(4rem, 5.5vw, 6rem);
  align-items: center;
}

.projects-hero__copy {
  display: grid;
  min-width: 0;
  max-width: 33rem;
  gap: var(--sp-6);
  justify-items: start;
}

.projects-hero h1 {
  max-width: 9ch;
  font-size: clamp(3rem, 5vw, 5.5rem);
  text-wrap: balance;
}

.projects-hero .lead {
  max-width: 36rem;
}

.projects-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

@media (max-width: 42rem) {
  .projects-hero__actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .projects-hero__actions .btn {
    width: 100%;
  }
}

.projects-hero__visual {
  position: relative;
  min-width: 0;
  width: min(100%, 52rem);
  justify-self: end;
}

.bubble-hero {
  --bubble-deep: var(--c-bg-deep);
  --bubble-bg: var(--c-bg);
  --bubble-soft: var(--c-bg-soft);
  --bubble-surface: var(--c-surface-solid);
  --bubble-main: var(--c-main);
  --bubble-main-2: var(--c-main-2);
  --bubble-main-soft: var(--c-main-soft);
  --bubble-text: var(--c-text);
  --bubble-text-soft: var(--c-text-soft);
  --bubble-muted: var(--c-muted);
  --bubble-line: var(--c-main-line);
  width: 100%;
  color: var(--bubble-text);
}

.bubble-hero button,
.bubble-hero input {
  font: inherit;
}

.bubble-hero .visual-card {
  overflow: visible;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.bubble-hero .tank-section {
  padding: 0;
}

.bubble-hero .tank-shell {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 50% 52%,
      rgba(0, 166, 214, 0.08),
      transparent 44%
    );
  border-radius: var(--r-sm);
}

.bubble-hero #tankSvg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.bubble-hero .tank-water {
  fill: url("#waterGradient");
}

.bubble-hero .tank-ambient-light {
  fill: url("#waterGlow");
}

.bubble-hero .tank-back {
  fill: rgba(23, 28, 35, 0.5);
  stroke: rgba(110, 187, 213, 0.13);
  stroke-width: 1;
}

.bubble-hero .tank-edge-main {
  fill: none;
  stroke: rgba(217, 240, 246, 0.6);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.bubble-hero .tank-edge-soft {
  fill: none;
  stroke: rgba(0, 166, 214, 0.23);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.bubble-hero .tank-inner-edge {
  fill: none;
  stroke: rgba(217, 240, 246, 0.18);
  stroke-width: 1;
}

.bubble-hero .tank-floor-glow {
  fill: url("#floorReflection");
}

.bubble-hero .water-surface {
  fill: none;
  stroke: rgba(217, 240, 246, 0.88);
  stroke-width: 1.7;
}

.bubble-hero .surface-underlay {
  fill: none;
  stroke: rgba(0, 166, 214, 0.32);
  stroke-width: 1;
}

.bubble-hero .tube-body {
  fill: url("#tubeGradient");
  stroke: rgba(217, 240, 246, 0.4);
  stroke-width: 1.1;
}

.bubble-hero .tube-highlight {
  fill: none;
  stroke: rgba(247, 251, 253, 0.36);
  stroke-width: 1;
  stroke-linecap: round;
}

.bubble-hero .tube-hole {
  fill: var(--bubble-main-2);
}

.bubble-hero .bubble-body {
  fill: rgba(217, 240, 246, 0.035);
  stroke: rgba(247, 251, 253, 0.92);
  stroke-width: 1;
}

.bubble-hero .bubble-highlight {
  fill: rgba(247, 251, 253, 0.94);
}

.bubble-hero .surface-ripple {
  fill: none;
  stroke: rgba(110, 187, 213, 0.82);
  stroke-width: 1.05;
}

.bubble-hero .surface-particle {
  fill: rgba(217, 240, 246, 0.82);
}

.bubble-hero .controls-panel {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.65rem;
  padding: 0;
}

.bubble-hero .inputs-grid,
.bubble-hero .results-grid {
  display: grid;
  grid-template-columns:
    repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.bubble-hero .slider-card,
.bubble-hero .result-card {
  min-width: 0;
  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.04),
      rgba(255, 255, 255, 0.012)
    ),
    rgba(38, 46, 57, 0.62);
  border: 1px solid rgba(110, 187, 213, 0.15);
  border-radius: var(--r-sm);
  box-shadow: 0 0.7rem 1.8rem rgba(0, 0, 0, 0.12);
}

.bubble-hero .slider-card {
  padding: 0.8rem 0.9rem;
  transition:
    border-color var(--dur-fast) var(--ease-soft),
    background-color var(--dur-fast) var(--ease-soft),
    transform var(--dur-fast) var(--ease-soft);
}

.bubble-hero .slider-card.effect-active {
  background: rgba(0, 166, 214, 0.09);
  border-color: rgba(110, 187, 213, 0.55);
  transform: translateY(-1px);
}

.bubble-hero .slider-heading {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.7rem;
}

.bubble-hero .control-name {
  color: var(--bubble-text-soft);
  font-size: 0.78rem;
  font-weight: var(--fw-semibold);
}

.bubble-hero .control-unit {
  margin-top: 0.16rem;
  color: var(--bubble-muted);
  font-size: 0.62rem;
  line-height: 1.35;
}

.bubble-hero .input-value {
  flex: 0 0 auto;
  padding: 0.3rem 0.42rem;
  color: var(--bubble-main-2);
  background: rgba(23, 28, 35, 0.62);
  border: 1px solid rgba(110, 187, 213, 0.18);
  border-radius: var(--r-xs);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: var(--fw-bold);
  font-variant-numeric: tabular-nums;
}

.bubble-hero input[type="range"] {
  width: 100%;
  margin: 0;
  accent-color: var(--bubble-main);
  cursor: pointer;
}

.bubble-hero .slider-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 0.34rem;
  color: var(--bubble-subtle, var(--c-subtle));
  font-size: 0.56rem;
}

.bubble-hero .result-card {
  display: flex;
  min-height: 6rem;
  flex-direction: column;
  justify-content: center;
  padding: 0.85rem 0.95rem;
  background:
    radial-gradient(
      circle at 88% 22%,
      rgba(0, 166, 214, 0.1),
      transparent 38%
    ),
    rgba(31, 37, 46, 0.68);
}

.bubble-hero .result-label {
  color: var(--bubble-text-soft);
  font-size: 0.58rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bubble-hero .result-value {
  margin-top: 0.3rem;
  color: var(--bubble-main);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.035em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.bubble-hero .result-detail {
  margin: 0.42rem 0 0;
  color: var(--bubble-muted);
  font-size: 0.58rem;
  line-height: 1.38;
}

.bubble-hero .tank-flash {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background:
    radial-gradient(
      circle at 50% 62%,
      rgba(0, 166, 214, 0.2),
      transparent 36%
    );
}

.bubble-hero .tank-flash.active {
  animation: tankFlash 0.5s ease-out;
}

/* Medium desktop */

@media (max-width: 82rem) and (min-width: 68.001rem) {
  .projects-hero__grid {
    width: min(94vw, 82rem);
    grid-template-columns:
      minmax(25rem, 0.84fr)
      minmax(0, 1.16fr);
    gap: clamp(2.5rem, 4vw, 3.5rem);
  }

  .projects-hero h1 {
    font-size: clamp(3rem, 5.2vw, 4.75rem);
  }

  .projects-hero__visual {
    width: min(100%, 46rem);
  }
}

/* Featured projects */

.projects .work {
  scroll-margin-top: 5.5rem;
}

.projects .work__head {
  align-items: center;
}

.projects .work__heading {
  gap: var(--sp-5);
}

.projects .work__heading h2 {
  text-wrap: balance;
}

.projects .work__intro {
  max-width: 34rem;
  justify-self: end;
}

/* Project sequence */

.project-sequence {
  position: relative;
  padding-bottom: 0;
  background:
    linear-gradient(
      180deg,
      rgba(31, 37, 46, 0.46),
      rgba(23, 28, 35, 0.96)
    );
  border-top: 1px solid rgba(217, 240, 246, 0.08);
}

.project-sequence__head {
  display: grid;
  grid-template-columns:
    minmax(0, 0.95fr)
    minmax(22rem, 1.05fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: center;
}

.project-sequence__head > div {
  display: grid;
  gap: var(--sp-5);
}

.project-sequence__head h2 {
  max-width: 12ch;
  font-size: clamp(2.45rem, 5vw, 5rem);
  text-wrap: balance;
}

.project-sequence__head > p {
  justify-self: end;
}

.project-sequence__scroll {
  position: relative;
  height: var(--sequence-height);
  margin-top: clamp(3rem, 7vw, 6rem);
}

.project-sequence__stage {
  position: sticky;
  top: 5.5rem;
  display: grid;
  height: calc(100svh - 6.5rem);
  grid-template-columns:
    minmax(0, 0.92fr)
    minmax(25rem, 1.08fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
  overflow: hidden;
  cursor: pointer;
  outline: none;
}

.project-sequence__stage:focus-visible {
  border-radius: var(--r-xl);
  box-shadow: 0 0 0 2px rgba(110, 187, 213, 0.54);
}

.project-sequence__copy-stack,
.project-sequence__visual-stack {
  position: relative;
  height: 100%;
  min-height: 0;
}

.project-sequence__copy-item,
.project-sequence__visual-item {
  --sequence-offset: 0;
  --sequence-opacity: 0;
  --sequence-scale: 0.68;
  --sequence-saturation: 0.58;
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: var(--sequence-layer, 1);
  opacity: var(--sequence-opacity);
  pointer-events: none;
  filter: saturate(var(--sequence-saturation));
  transform:
    translate(-50%, -50%)
    translateY(calc(var(--sequence-offset) * 47vh))
    scale(var(--sequence-scale));
  will-change: opacity, filter, transform;
}

.project-sequence__copy-item {
  display: grid;
  width: 100%;
  gap: var(--sp-4);
  transform-origin: left center;
}

.project-sequence__count,
.project-sequence__category {
  color: var(--c-main-2);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.project-sequence__category {
  color: var(--c-text-soft);
}

.project-sequence__copy-item h3 {
  max-width: 16ch;
  font-size: clamp(2rem, 4vw, 4rem);
  text-wrap: balance;
}

.project-sequence__copy-item > p {
  max-width: 38rem;
  color: var(--c-muted);
}

.project-sequence__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.project-sequence__tags li {
  padding: 0.44rem 0.72rem;
  color: var(--c-text-soft);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(217, 240, 246, 0.09);
  border-radius: var(--r-pill);
  font-size: var(--fs-200);
}

.project-sequence__visual-stack {
  display: grid;
  place-items: center;
}

.project-sequence__route {
  position: absolute;
  top: 4%;
  bottom: 4%;
  left: 50%;
  width: 1px;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(110, 187, 213, 0.34) 0 7px,
      transparent 7px 16px
    );
  transform: translateX(-50%);
}

.project-sequence__visual-item {
  display: grid;
  width: min(100%, 30rem);
  aspect-ratio: 1.2;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 50% 50%,
      rgba(0, 166, 214, 0.14),
      transparent 56%
    ),
    rgba(38, 46, 57, 0.72);
  border: 1px solid rgba(110, 187, 213, 0.18);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-lg);
  transform-origin: center;
}

.project-sequence__visual-item::before,
.project-sequence__visual-item::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(110, 187, 213, 0.2);
  border-radius: 50%;
}

.project-sequence__visual-item::before {
  width: 42%;
  aspect-ratio: 1;
}

.project-sequence__visual-item::after {
  width: 70%;
  aspect-ratio: 1;
  border-style: dashed;
  animation: project-spin 24s linear infinite;
}

.project-sequence__visual-item strong {
  position: relative;
  z-index: 2;
  color: var(--c-main-soft);
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.8rem);
  letter-spacing: -0.05em;
}

.project-sequence__visual-item small {
  position: absolute;
  right: var(--sp-5);
  bottom: var(--sp-5);
  left: var(--sp-5);
  display: flex;
  gap: var(--sp-3);
  align-items: center;
  color: var(--c-text-soft);
  font-size: var(--fs-200);
  font-weight: var(--fw-semibold);
}

.project-sequence__visual-item small span {
  color: var(--c-main-2);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
}

.project-sequence__ring {
  position: absolute;
  border: 1px solid rgba(217, 240, 246, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 2rem rgba(0, 166, 214, 0.12);
}

.project-sequence__ring--outer {
  width: 32%;
  aspect-ratio: 1;
  animation: project-ring 4.8s ease-in-out infinite alternate;
}

.project-sequence__ring--inner {
  width: 21%;
  aspect-ratio: 1;
  border-style: dashed;
  animation: project-spin-reverse 16s linear infinite;
}

.project-sequence__line {
  position: absolute;
  right: 8%;
  left: 8%;
  height: 1px;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(0, 166, 214, 0.62),
      transparent
    );
  transform: rotate(-12deg);
}

.project-sequence__progress {
  position: absolute;
  right: 0;
  bottom: 3%;
  display: flex;
  gap: var(--sp-2);
  color: var(--c-muted);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  letter-spacing: var(--ls-wide);
}

.project-sequence__progress span:first-child {
  color: var(--c-main-2);
}

/* Project sequence tablet */

@media (max-width: 68rem) {
  .project-sequence__head {
    grid-template-columns: 1fr;
  }

  .project-sequence__head > p {
    justify-self: start;
  }

  .project-sequence__stage {
    grid-template-columns:
      minmax(0, 0.92fr)
      minmax(20rem, 1.08fr);
    gap: var(--sp-6);
  }

  .project-sequence__copy-item,
  .project-sequence__visual-item {
    transform:
      translate(-50%, -50%)
      translateY(calc(var(--sequence-offset) * 41vh))
      scale(var(--sequence-scale));
  }
}

/* Project sequence mobile */

@media (max-width: 48rem) {
  .project-sequence__scroll {
    height: auto;
  }

  .project-sequence__stage {
    position: relative;
    top: auto;
    display: block;
    height: auto;
    overflow: visible;
    cursor: default;
  }

  .project-sequence__copy-stack,
  .project-sequence__visual-stack {
    height: auto;
  }

  .project-sequence__copy-item,
  .project-sequence__visual-item {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    opacity: 1;
    pointer-events: auto;
    filter: none;
    transform: none;
  }

  .project-sequence__copy-item {
    padding-block: clamp(3rem, 10vw, 5rem);
  }

  .project-sequence__copy-item + .project-sequence__copy-item {
    border-top: 1px solid rgba(217, 240, 246, 0.08);
  }

  .project-sequence__visual-stack,
  .project-sequence__route,
  .project-sequence__progress {
    display: none;
  }

  .project-sequence__copy-item h3 {
    max-width: none;
    font-size: clamp(2rem, 10vw, 3.4rem);
  }
}

/* Project window */

.project-modal {
  width: min(96vw, 98rem);
  height: min(94vh, 68rem);
  max-width: none;
  max-height: none;
  padding: 0;
  overflow: visible;
  background: transparent;
  border: 0;
}

.project-modal::backdrop {
  background: rgba(6, 9, 12, 0.78);
  backdrop-filter: blur(10px);
}

.project-modal[open] {
  animation: project-modal-in 320ms var(--ease) both;
}

.project-modal__shell {
  position: relative;
  display: grid;
  height: 100%;
  grid-template-rows: minmax(0, 1fr) auto;
  overflow: hidden;
  background: var(--c-bg);
  border: 1px solid rgba(217, 240, 246, 0.16);
  border-radius: clamp(1.2rem, 2vw, 2rem);
  box-shadow: 0 2rem 6rem rgba(0, 0, 0, 0.52);
}

.project-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 4;
  display: grid;
  width: 3rem;
  aspect-ratio: 1;
  place-items: center;
  background: rgba(31, 37, 46, 0.9);
  border: 1px solid rgba(217, 240, 246, 0.14);
  border-radius: 50%;
  box-shadow: var(--sh-md);
}

.project-modal__close span {
  position: absolute;
  width: 1.15rem;
  height: 1px;
  background: var(--c-text);
}

.project-modal__close span:first-child {
  transform: rotate(45deg);
}

.project-modal__close span:last-child {
  transform: rotate(-45deg);
}

.project-modal__frame-wrap {
  position: relative;
  min-height: 0;
  overflow: hidden;
  background: var(--c-bg-deep);
}

.project-modal__frame {
  width: 100%;
  height: 100%;
  background: var(--c-bg-deep);
  border: 0;
  opacity: 1;
  transition: opacity 220ms var(--ease);
}

.project-modal.is-loading .project-modal__frame {
  opacity: 0;
}

.project-modal__loading {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  color: var(--c-main-2);
  font-family: var(--font-mono);
  font-size: var(--fs-100);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.project-modal:not(.is-loading) .project-modal__loading {
  display: none;
}

.project-modal__bar {
  display: flex;
  gap: var(--sp-5);
  align-items: center;
  justify-content: space-between;
  min-height: 4.8rem;
  padding: var(--sp-4) clamp(1.25rem, 3vw, 2.5rem);
  background: rgba(31, 37, 46, 0.98);
  border-top: 1px solid rgba(217, 240, 246, 0.1);
}

.project-modal__bar strong {
  overflow: hidden;
  color: var(--c-text-soft);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-modal__external {
  display: inline-flex;
  flex: 0 0 auto;
  gap: var(--sp-2);
  align-items: center;
  color: var(--c-main-2);
  font-weight: var(--fw-bold);
  text-decoration: none;
}

.project-modal__external span {
  transition: transform var(--dur) var(--ease);
}

.project-modal__external:hover span,
.project-modal__external:focus-visible span {
  transform: translate(0.18rem, -0.18rem);
}

body.has-project-modal {
  overflow: hidden;
}

/* Tablet landscape and smaller laptops */

@media (max-width: 68rem) {
  .projects-hero {
    height: auto;
    min-height: 100svh;
  }

  .projects-hero__grid {
    grid-template-columns: 1fr;
    padding-top: 2rem;
  }

  .projects-hero__copy {
    max-width: 50rem;
  }

  .projects-hero__visual {
    width: min(100%, 50rem);
    justify-self: center;
  }

  .projects .work__head {
    grid-template-columns: 1fr;
  }

  .projects .work__intro {
    justify-self: start;
  }

  .project-modal {
    width: 100vw;
    height: 100dvh;
  }

  .project-modal__shell {
    border: 0;
    border-radius: 0;
  }

  .project-modal__bar {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--sp-2);
  }

  .project-modal__bar strong {
    width: calc(100% - 3.5rem);
  }
}

@keyframes project-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes project-spin-reverse {
  to {
    transform: rotate(-360deg);
  }
}

@keyframes project-stream {
  to {
    stroke-dashoffset: -220;
  }
}

@keyframes project-core {
  to {
    opacity: 0.66;
    transform: scale(1.08);
    transform-origin: center;
  }
}

@keyframes project-unit {
  to {
    transform: translateY(-7px);
  }
}

@keyframes project-ring {
  to {
    transform: scale(1.14);
    opacity: 0.46;
  }
}

@keyframes tankFlash {
  0% {
    opacity: 0.9;
  }

  100% {
    opacity: 0;
  }
}

@keyframes project-modal-in {
  from {
    opacity: 0;
    transform: translateY(1rem) scale(0.985);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 52rem) {
  .bubble-hero .control-unit,
  .bubble-hero .result-detail {
    display: none;
  }

  .bubble-hero .result-card {
    min-height: 4.7rem;
  }
}

@media (max-width: 32rem) {
  .bubble-hero .inputs-grid,
  .bubble-hero .results-grid {
    grid-template-columns: 1fr;
  }

  .bubble-hero .slider-card,
  .bubble-hero .result-card {
    padding: 0.72rem;
  }
}

/* Mobile project refinements */

.project-sequence__mobile-open {
  display: none;
}

@media (max-width: 48rem) {
  .projects .bubble-hero #tankSvg {
    width: 100%;
    height: auto;
  }

  .projects #featured-projects > .work__grid {
    opacity: 1 !important;
    filter: none !important;
    translate: 0 0 !important;
    scale: 1 !important;
    animation: none !important;
  }

  .projects #featured-projects .work__card {
    opacity: 0;
    filter: blur(0.28rem);
    transform: translateY(3rem) scale(0.985);
    transition:
      opacity 720ms var(--ease) var(--reveal-delay, 0ms),
      filter 780ms var(--ease) var(--reveal-delay, 0ms),
      transform 840ms var(--ease) var(--reveal-delay, 0ms);
  }

  .projects #featured-projects .work__card.is-visible {
    opacity: 1;
    filter: none;
    transform: none;
  }

  .project-sequence__scroll {
    height: auto;
  }

  .project-sequence__stage {
    outline: 0;
    box-shadow: none;
  }

  .project-sequence__stage:focus,
  .project-sequence__stage:focus-visible {
    outline: 0;
    box-shadow: none;
  }

  .project-sequence__copy-stack {
    overflow: visible;
    perspective: 54rem;
    perspective-origin: 50% 50%;
    transform-style: preserve-3d;
  }

  .project-sequence__copy-item {
    --mobile-project-angle: 0deg;
    --mobile-project-depth: 0px;
    --mobile-project-scale: 1;
    --mobile-project-light: 1;
    --mobile-project-radius: 0px;
    --mobile-project-final-tl: 0px;
    --mobile-project-final-tr: 0px;
    --mobile-project-final-br: 0px;
    --mobile-project-final-bl: 0px;
    position: relative;
    z-index: var(--mobile-project-layer, 1);
    display: grid;
    min-height: 18rem;
    grid-template-columns:
      minmax(0, 1fr)
      clamp(7rem, 28vw, 9rem);
    grid-template-areas:
      "count visual"
      "category visual"
      "title visual"
      "description visual"
      "tags visual"
      "button visual";
    gap: 0.75rem var(--sp-4);
    align-items: start;
    padding: 1.25rem;
    overflow: hidden;
    opacity: 1;
    pointer-events: auto;
    background:
      linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.045),
        rgba(255, 255, 255, 0.012)
      ),
      rgb(38, 46, 57);
    border: 1px solid rgba(217, 240, 246, 0.1);
    border-radius:
      max(var(--mobile-project-radius), var(--mobile-project-final-tl))
      max(var(--mobile-project-radius), var(--mobile-project-final-tr))
      max(var(--mobile-project-radius), var(--mobile-project-final-br))
      max(var(--mobile-project-radius), var(--mobile-project-final-bl));
    filter: brightness(var(--mobile-project-light));
    transform:
      translateZ(var(--mobile-project-depth))
      rotateX(var(--mobile-project-angle))
      scale(var(--mobile-project-scale));
    transform-origin: center center;
    transform-style: preserve-3d;
    backface-visibility: hidden;
    will-change: transform, filter, border-radius;
  }

  .project-sequence__copy-item + .project-sequence__copy-item {
    margin-top: -1px;
    border-top: 1px solid rgba(217, 240, 246, 0.08);
  }

  .project-sequence__copy-item:first-child {
    --mobile-project-final-tl: var(--r-lg);
    --mobile-project-final-tr: var(--r-lg);
  }

  .project-sequence__copy-item:last-child {
    --mobile-project-final-br: var(--r-lg);
    --mobile-project-final-bl: var(--r-lg);
  }

  .project-sequence__count {
    grid-area: count;
  }

  .project-sequence__category {
    grid-area: category;
  }

  .project-sequence__copy-item h3 {
    grid-area: title;
    max-width: none;
    font-size: clamp(1.35rem, 6.4vw, 2rem);
  }

  .project-sequence__copy-item > p {
    grid-area: description;
    display: block;
    color: var(--c-muted);
    font-size: var(--fs-200);
  }

  .project-sequence__tags {
    grid-area: tags;
    display: flex;
  }

  .project-sequence__mobile-open {
    grid-area: button;
  }

  .project-sequence__mobile-visual {
    position: relative;
    display: grid;
    grid-area: visual;
    width: 100%;
    aspect-ratio: 1 / 1.15;
    place-items: center;
    align-self: center;
    overflow: hidden;
    background:
      radial-gradient(
        circle at 50% 50%,
        rgba(0, 166, 214, 0.15),
        transparent 58%
      ),
      rgba(23, 28, 35, 0.58);
    border: 1px solid rgba(110, 187, 213, 0.17);
    border-radius: var(--r-md);
  }

  .project-sequence__mobile-visual::before,
  .project-sequence__mobile-visual::after {
    position: absolute;
    content: "";
    border: 1px solid rgba(110, 187, 213, 0.18);
    border-radius: 50%;
  }

  .project-sequence__mobile-visual::before {
    width: 48%;
    aspect-ratio: 1;
  }

  .project-sequence__mobile-visual::after {
    width: 78%;
    aspect-ratio: 1;
    border-style: dashed;
    animation: project-spin 24s linear infinite;
  }

  .project-sequence__mobile-visual strong {
    position: relative;
    z-index: 2;
    color: var(--c-main-soft);
    font-family: var(--font-display);
    font-size: clamp(1.65rem, 8vw, 2.7rem);
    letter-spacing: -0.05em;
  }

  .project-sequence__mobile-visual small {
    position: absolute;
    right: 0.55rem;
    bottom: 0.55rem;
    left: 0.55rem;
    display: grid;
    gap: 0.15rem;
    color: var(--c-text-soft);
    font-size: 0.54rem;
    font-weight: var(--fw-semibold);
    line-height: 1.25;
  }

  .project-sequence__mobile-visual small span {
    color: var(--c-main-2);
    font-family: var(--font-mono);
    font-size: 0.52rem;
  }

  .project-sequence__mobile-ring {
    position: absolute;
    border: 1px solid rgba(217, 240, 246, 0.14);
    border-radius: 50%;
  }

  .project-sequence__mobile-ring--outer {
    width: 34%;
    aspect-ratio: 1;
    animation: project-ring 4.8s ease-in-out infinite alternate;
  }

  .project-sequence__mobile-ring--inner {
    width: 22%;
    aspect-ratio: 1;
    border-style: dashed;
    animation: project-spin-reverse 16s linear infinite;
  }

  .project-sequence__mobile-line {
    position: absolute;
    right: 8%;
    left: 8%;
    height: 1px;
    background:
      linear-gradient(
        90deg,
        transparent,
        rgba(0, 166, 214, 0.58),
        transparent
      );
    transform: rotate(-12deg);
  }

  .project-sequence__mobile-open {
    display: inline-flex;
    width: fit-content;
    min-height: 2.8rem;
    padding-inline: 0.9rem;
    white-space: nowrap;
  }

  .project-sequence__mobile-open span {
    transition: transform var(--dur) var(--ease);
  }

  .project-sequence__mobile-open:hover span,
  .project-sequence__mobile-open:focus-visible span {
    transform: translate(0.15rem, -0.15rem);
  }
}

/* Mobile desktop-style project sequence */

@media (max-width: 48rem) {
  .projects #featured-projects .work__card {
    --reveal-delay: 0ms !important;
    transition:
      opacity 560ms var(--ease),
      filter 620ms var(--ease),
      transform 680ms var(--ease);
  }

  .projects #featured-projects .work__card:nth-child(2) {
    --reveal-delay: 70ms !important;
  }

  .projects #featured-projects .work__card:nth-child(3) {
    --reveal-delay: 140ms !important;
  }

  .project-sequence__scroll {
    margin-top: 1rem;
  }

  .project-sequence__stage {
    position: sticky;
    top: 4.75rem;
    display: block;
    height: calc(100svh - 5.5rem);
    overflow: hidden;
    cursor: default;
  }

  .project-sequence__copy-stack {
    position: relative;
    height: 100%;
    overflow: visible;
    perspective: none;
    transform-style: flat;
    isolation: isolate;
  }

  .project-sequence__copy-stack::before {
    position: absolute;
    top: 2%;
    bottom: 2%;
    left: 50%;
    z-index: 0;
    width: 1px;
    content: "";
    pointer-events: none;
    background:
      repeating-linear-gradient(
        to bottom,
        rgba(110, 187, 213, 0.42) 0 7px,
        transparent 7px 16px
      );
    box-shadow: 0 0 0.8rem rgba(0, 166, 214, 0.14);
    transform: translateX(-50%);
  }

  .project-sequence__copy-item {
    position: absolute;
    top: var(--mobile-sequence-anchor, 50%);
    left: 50%;
    z-index: var(--sequence-layer, 1);
    width: 100%;
    margin: 0;
    opacity: var(--sequence-opacity);
    pointer-events: none;
    cursor: pointer;
    filter:
      saturate(var(--sequence-saturation));
    border-radius: var(--r-lg);
    transform:
      translate(-50%, -50%)
      translateY(
        calc(var(--sequence-offset) * 42vh)
      )
      scale(var(--sequence-scale));
    transform-origin: center;
    transform-style: flat;
    backface-visibility: visible;
    will-change: opacity, filter, transform;
  }

  .project-sequence__copy-item +
  .project-sequence__copy-item {
    margin-top: 0;
  }

  .project-sequence__copy-item.is-sequence-active {
    pointer-events: auto;
  }

  .project-sequence__copy-item:first-child,
  .project-sequence__copy-item:last-child {
    border-radius: var(--r-lg);
  }

  .project-sequence__visual-stack {
    display: none;
  }

  .project-sequence__mobile-open {
    display: inline-flex;
  }
}

/* Molecular dynamics card */

.work__visual--molecular {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 50% 48%,
      rgba(0, 166, 214, 0.16),
      transparent 46%
    ),
    linear-gradient(
      145deg,
      rgba(31, 37, 46, 0.94),
      rgba(23, 28, 35, 0.99)
    );
}

.md-network {
  width: 100%;
  height: 100%;
}

.md-network__halo {
  fill: url("#md-glow");
  opacity: 0.6;
}

.md-network__bonds path {
  fill: none;
  stroke: rgba(110, 187, 213, 0.34);
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 7 11;
  vector-effect: non-scaling-stroke;
  animation: md-bond-flow 11s linear infinite;
}

.md-particle__glow {
  fill: url("#md-glow");
  opacity: 0.92;
  animation: md-glow 3.8s ease-in-out infinite alternate;
}

.md-particle__body {
  fill: rgba(217, 240, 246, 0.9);
  stroke: rgba(247, 251, 253, 0.92);
  stroke-width: 1;
}

.md-particle__core {
  fill: var(--c-main);
}

.md-particle--2 .md-particle__glow,
.md-particle--5 .md-particle__glow {
  animation-delay: -1.2s;
}

.md-particle--3 .md-particle__glow,
.md-particle--6 .md-particle__glow {
  animation-delay: -2.4s;
}

@keyframes md-bond-flow {
  to {
    stroke-dashoffset: -180;
  }
}

@keyframes md-glow {
  to {
    opacity: 0.48;
  }
}