/* Home hero */
.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-items: stretch;
  overflow: clip;
  isolation: isolate;
}

.hero::after {
  position: absolute;
  right: var(--gutter);
  bottom: 0;
  left: var(--gutter);
  height: 1px;
  background: var(--surge-line-light);
  content: "";
}

.hero-glow {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.16;
}

.hero-glow-a {
  top: 12%;
  left: 42%;
  width: 32rem;
  height: 32rem;
  background: #7621b0;
}

.hero-glow-b {
  right: -10%;
  bottom: -16%;
  width: 26rem;
  height: 26rem;
  background: #be4c00;
  opacity: 0.1;
}

.hero-stage {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-items: end;
  padding-top: calc(var(--space-8) * 3);
  padding-bottom: var(--space-7);
}

.hero-content {
  position: relative;
  z-index: 3;
}

.hero-brand {
  max-width: 53rem;
  margin-bottom: var(--space-3);
}

.hero-brand-en {
  display: block;
  font-family: var(--font-latin);
  font-size: clamp(4rem, 1rem + 10vw, 10rem);
  font-weight: 900;
  letter-spacing: var(--tracking-latin);
  line-height: var(--leading-latin);
  white-space: nowrap;
}

.hero-brand-cn {
  display: block;
  margin-top: var(--space-1);
  font-family: var(--font-body);
  font-size: clamp(1.25rem, 0.83rem + 1.78vw, 2.25rem);
  font-feature-settings: "palt" 1;
  font-kerning: normal;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: var(--leading-heading);
}

.hero-copy {
  max-width: 40rem;
  margin-bottom: var(--space-4);
  color: rgba(215, 226, 234, 0.82);
  font-size: var(--type-body);
  line-height: var(--leading-body);
}

.hero-portrait {
  position: absolute;
  top: 7rem;
  right: -2.5rem;
  z-index: 1;
  width: min(72vw, 18rem);
  opacity: 0.3;
  pointer-events: none;
  transform: translate3d(var(--portrait-x, 0), var(--portrait-y, 0), 0);
  transition: transform 220ms ease-out;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 72%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0%, #000 72%, transparent 100%);
}

.hero-portrait img {
  width: 100%;
  height: auto;
  filter: saturate(0.86) contrast(1.04);
}

.hero-foot {
  position: absolute;
  right: 0;
  bottom: var(--space-3);
  left: 0;
  z-index: 4;
  display: flex;
  justify-content: space-between;
  color: rgba(215, 226, 234, 0.46);
  font-family: var(--font-latin);
  font-size: var(--type-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  line-height: var(--leading-label);
}

.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.scroll-cue i {
  display: block;
  width: 2.5rem;
  height: 1px;
  background: currentColor;
}

/* Mission */
.mission {
  padding-block: var(--section-space);
}

.mission-title {
  max-width: 62rem;
  margin-bottom: var(--space-4);
  font-size: clamp(1.875rem, 1.3rem + 2.55vw, 3.5rem);
  font-feature-settings: "palt" 1;
  font-kerning: normal;
  font-weight: 700;
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-display);
}

.mission-thesis {
  max-width: 50rem;
  margin-bottom: var(--space-6);
  color: rgba(215, 226, 234, 0.72);
  font-size: clamp(1.375rem, 1.05rem + 1.4vw, 2rem);
  font-feature-settings: "palt" 1;
  font-kerning: normal;
  font-weight: 700;
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
}

.manifesto-panel {
  display: grid;
  border-top: 1px solid var(--surge-line-light);
  border-bottom: 1px solid var(--surge-line-light);
  grid-template-columns: 1fr;
}

.manifesto-panel article {
  padding: var(--space-4) var(--space-none);
}

.manifesto-panel article + article {
  border-top: 1px solid var(--surge-line-light);
}

.panel-index {
  display: block;
  margin-bottom: var(--space-5);
  color: rgba(215, 226, 234, 0.4);
  font-family: var(--font-latin);
  font-size: var(--type-label);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  line-height: var(--leading-label);
}

.manifesto-panel h3 {
  margin-bottom: var(--space-2);
  font-size: var(--type-h3);
}

.manifesto-panel p {
  color: rgba(215, 226, 234, 0.7);
  line-height: var(--leading-body);
}

.manifesto-panel .formula {
  color: var(--surge-text);
  font-size: var(--type-h3);
  font-weight: 700;
  line-height: var(--leading-heading);
}

.formula b {
  color: #b600a8;
  font-weight: 500;
}

.mission-note {
  margin-top: var(--space-3);
  color: rgba(215, 226, 234, 0.52);
  font-size: var(--type-label);
}

/* Services */
.services {
  padding-block: var(--section-space-tight);
}

.mega-title {
  margin-bottom: var(--space-6);
  font-size: var(--type-display);
  font-feature-settings: "palt" 1;
  font-kerning: normal;
  font-weight: 700;
  line-height: var(--leading-display);
}

.service-list {
  border-bottom: 1px solid var(--surge-line-dark);
}

.service-item {
  display: grid;
  padding-block: var(--space-5);
  border-top: 1px solid var(--surge-line-dark);
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

.service-number {
  font-family: var(--font-latin);
  font-size: var(--type-display);
  font-weight: 800;
  letter-spacing: var(--tracking-latin);
  line-height: var(--leading-latin);
}

.service-content h3 {
  margin-bottom: var(--space-2);
  font-size: var(--type-h3);
}

.service-content > p {
  max-width: 49rem;
  margin-bottom: var(--space-3);
  color: rgba(12, 12, 12, 0.72);
  line-height: var(--leading-body);
}

/* ReachSurge feature */
.reachsurge {
  z-index: 1;
  padding-block: var(--section-space-tight);
  border-radius: var(--radius-section) var(--radius-section) 0 0;
}

.product-layout {
  display: grid;
  align-items: start;
  gap: var(--space-6);
  grid-template-columns: minmax(0, 1fr);
}

.product-layout > *,
.product-story,
.product-system {
  min-width: 0;
  max-width: 100%;
}

.status-row {
  margin-bottom: var(--space-4);
}

.status-row span:nth-child(2)::before,
.status-row span:nth-child(3)::before {
  width: 0.375rem;
  height: 0.375rem;
  margin-right: var(--space-1);
  border-radius: 50%;
  background: var(--surge-accent-gradient);
  content: "";
}

.product-title {
  margin-bottom: var(--space-3);
  font-family: var(--font-latin);
  font-size: var(--type-latin-xl);
  font-weight: 900;
  letter-spacing: var(--tracking-latin);
  line-height: var(--leading-latin);
}

.product-lead {
  max-width: 36rem;
  margin-bottom: var(--space-4);
  color: rgba(215, 226, 234, 0.8);
  font-size: var(--type-lead);
  line-height: var(--leading-lead);
}

.product-system {
  overflow: hidden;
  border: 1px solid var(--surge-line-light);
  border-radius: var(--radius-card);
  background: linear-gradient(145deg, rgba(215, 226, 234, 0.06), rgba(215, 226, 234, 0.015));
}

.flow-list {
  padding: var(--space-none);
  list-style: none;
}

.flow-list li {
  display: grid;
  align-items: center;
  padding: var(--space-3);
  border-bottom: 1px solid var(--surge-line-light);
  gap: var(--space-3);
  grid-template-columns: 2.5rem minmax(0, 1fr);
}

.flow-list > li > span {
  color: rgba(215, 226, 234, 0.42);
  font-family: var(--font-latin);
  font-size: var(--type-label);
  font-weight: 600;
}

.flow-list strong {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--type-body);
  font-weight: 700;
}

.flow-list p {
  color: rgba(215, 226, 234, 0.64);
  font-size: var(--type-label);
  line-height: var(--leading-lead);
}

.boundary-note {
  padding: var(--space-3);
  border-left: 2px solid #b600a8;
  background: rgba(181, 1, 167, 0.05);
}

.boundary-note span {
  color: var(--surge-metal-light);
  font-size: var(--type-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.boundary-note p {
  margin-top: var(--space-1);
  color: rgba(215, 226, 234, 0.72);
  font-size: var(--type-label);
  line-height: var(--leading-lead);
}

/* Open source */
.open-source {
  padding-block: var(--section-space-tight);
}

.section-intro {
  max-width: 48rem;
  margin-bottom: var(--space-5);
  color: rgba(215, 226, 234, 0.74);
  font-size: var(--type-lead);
  line-height: var(--leading-lead);
}

.system-map {
  display: grid;
  margin-bottom: var(--space-6);
  border-top: 1px solid var(--surge-line-light);
  border-bottom: 1px solid var(--surge-line-light);
  grid-template-columns: 1fr;
}

.system-track {
  min-width: 0;
  padding-block: var(--space-3);
}

.system-track + .system-track {
  border-top: 1px solid var(--surge-line-light);
}

.track-label {
  display: block;
  margin-bottom: var(--space-2);
  color: rgba(215, 226, 234, 0.5);
  font-size: var(--type-label);
}

.system-track ol {
  display: grid;
  padding: var(--space-none);
  gap: var(--space-2);
  list-style: none;
}

.system-track li {
  position: relative;
  font-family: var(--font-latin);
  font-size: var(--type-lead);
  font-weight: 600;
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
}

.system-track li:not(:last-child)::after {
  display: block;
  margin-top: var(--space-1);
  color: rgba(215, 226, 234, 0.4);
  content: "↓";
  font-family: var(--font-body);
  font-size: var(--type-label);
  font-weight: 500;
}

.project-stack {
  display: grid;
  gap: var(--space-4);
}

.project-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  padding: var(--space-4);
  border: 1px solid rgba(215, 226, 234, 0.2);
  border-radius: var(--radius-card);
  background: #191919;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.28);
}

.project-feature {
  padding: var(--space-5);
}

.project-card-paper {
  border-color: rgba(12, 12, 12, 0.12);
  background: var(--surge-paper);
  color: var(--surge-ink);
}

.project-card-accent::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--surge-accent-gradient);
  content: "";
}

.project-top {
  display: flex;
  margin-bottom: var(--space-4);
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.project-number {
  color: rgba(215, 226, 234, 0.5);
  font-family: var(--font-latin);
  font-size: var(--type-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
}

.project-status,
.project-role {
  font-size: var(--type-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  line-height: var(--leading-label);
}

.project-role {
  margin-bottom: var(--space-1);
  color: rgba(215, 226, 234, 0.52);
}

.project-status {
  padding: var(--space-1) var(--space-2);
  border: 1px solid currentColor;
  border-radius: 999px;
  color: rgba(215, 226, 234, 0.66);
}

.project-card-paper .project-number,
.project-card-paper .project-role {
  color: rgba(12, 12, 12, 0.5);
}

.project-card-paper .project-status {
  color: rgba(12, 12, 12, 0.62);
}

.project-grid {
  display: grid;
  align-items: end;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

.project-name {
  margin-bottom: var(--space-4);
  font-family: var(--font-latin);
  font-size: var(--type-h2);
  font-weight: 800;
  letter-spacing: var(--tracking-latin);
  line-height: var(--leading-latin);
}

.project-feature .project-name {
  margin-bottom: var(--space-none);
  font-size: var(--type-display);
}

.project-copy > p {
  margin-bottom: var(--space-2);
  font-size: var(--type-lead);
  font-weight: 500;
  line-height: var(--leading-lead);
}

.project-copy small {
  display: block;
  margin-bottom: var(--space-3);
  color: rgba(215, 226, 234, 0.58);
  font-size: var(--type-label);
  line-height: var(--leading-lead);
}

.project-card-paper .project-copy small {
  color: rgba(12, 12, 12, 0.6);
}

.project-copy a,
.lab-row > a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: var(--space-1);
  border-bottom: 1px solid currentColor;
  font-size: var(--type-label);
  font-weight: 700;
}

.project-compact-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.lab-row {
  display: grid;
  margin-top: var(--space-6);
  padding-block: var(--space-4);
  align-items: center;
  border-top: 1px solid var(--surge-line-light);
  border-bottom: 1px solid var(--surge-line-light);
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.lab-row .section-label {
  margin-bottom: var(--space-1);
}

.lab-row h3 {
  font-family: var(--font-latin);
  font-size: var(--type-h3);
  font-weight: 700;
  letter-spacing: var(--tracking-heading);
}

.lab-row > p {
  color: rgba(215, 226, 234, 0.72);
  line-height: var(--leading-body);
}

.lab-row small {
  display: block;
  margin-top: var(--space-1);
  color: rgba(215, 226, 234, 0.48);
  font-size: var(--type-label);
}

/* Founder */
.founder {
  padding-block: var(--section-space-tight);
}

.founder-layout {
  display: grid;
  align-items: center;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

.founder-image {
  position: relative;
  width: 100%;
  max-width: 36rem;
  margin-inline: var(--space-auto);
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.founder-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 26%;
  transform: scale(1.2);
  transform-origin: 50% 26%;
}

.founder-title {
  margin-bottom: var(--space-4);
}

.founder-title-mark {
  display: block;
  font-family: var(--font-latin);
  font-size: clamp(4.5rem, 2rem + 10vw, 11.25rem);
  font-weight: 900;
  letter-spacing: var(--tracking-latin);
  line-height: var(--leading-latin);
  white-space: nowrap;
}

.founder-title-summary {
  display: block;
  margin-top: var(--space-3);
  color: var(--surge-text);
  font-family: var(--font-body);
  font-size: clamp(1.625rem, 1.25rem + 1.2vw, 2.625rem);
  font-feature-settings: "palt" 1;
  font-kerning: normal;
  font-weight: 700;
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
}

.founder-copy > p:not(.section-label) {
  max-width: 46rem;
  color: rgba(215, 226, 234, 0.72);
  line-height: var(--leading-body);
}

.founder-copy blockquote {
  margin-block: var(--space-4);
  padding-left: var(--space-3);
  border-left: 2px solid var(--surge-metal-light);
  font-size: var(--type-lead);
  font-weight: 700;
  line-height: var(--leading-lead);
}

/* Future */
.future {
  padding-block: var(--section-space);
}

.future-grid {
  display: grid;
  padding: var(--space-none);
  border-top: 1px solid var(--surge-line-dark);
  border-bottom: 1px solid var(--surge-line-dark);
  grid-template-columns: 1fr;
  list-style: none;
}

.future-grid li {
  padding: var(--space-4) var(--space-none);
}

.future-grid li + li {
  border-top: 1px solid var(--surge-line-dark);
}

.future-grid span {
  display: block;
  margin-bottom: var(--space-4);
  color: rgba(12, 12, 12, 0.4);
  font-family: var(--font-latin);
  font-size: var(--type-label);
  font-weight: 600;
}

.future-grid h3 {
  margin-bottom: var(--space-2);
  font-size: var(--type-h3);
}

.future-grid p {
  color: rgba(12, 12, 12, 0.68);
  line-height: var(--leading-body);
}

.future-closing {
  max-width: 55rem;
  margin: var(--space-6) auto var(--space-none);
  font-size: var(--type-h3);
  font-feature-settings: "palt" 1;
  font-kerning: normal;
  font-weight: 700;
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
  text-align: center;
}

@media (min-width: 30rem) {
  .hero-stage {
    padding-top: calc(var(--space-8) * 3.125);
  }

  .manifesto-panel article {
    padding-inline: var(--space-3);
  }

  .service-item {
    grid-template-columns: 7rem minmax(0, 1fr);
  }

  .project-compact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lab-row {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .lab-row > a {
    width: max-content;
    grid-column: 2;
  }
}

@media (min-width: 30rem) and (max-width: 74.999rem) {
  .project-compact-grid .project-name {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
  }
}

@media (min-width: 48rem) {
  .project-compact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .manifesto-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .manifesto-panel article {
    min-height: 18rem;
    padding: var(--space-4);
  }

  .manifesto-panel article + article {
    border-top: 0;
    border-left: 1px solid var(--surge-line-light);
  }

  .system-map {
    grid-template-columns: minmax(0, 3fr) minmax(0, 1fr);
  }

  .system-track {
    padding: var(--space-4);
  }

  .system-track + .system-track {
    border-top: 0;
    border-left: 1px solid var(--surge-line-light);
  }

  .system-track ol {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
  }

  .system-track li:not(:last-child)::after {
    position: absolute;
    top: 50%;
    left: calc(100% + var(--space-2));
    display: block;
    margin-top: var(--space-none);
    content: "→";
    transform: translateY(-50%);
  }

  .future-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .future-grid li {
    padding: var(--space-4);
  }

  .future-grid li + li {
    border-top: 0;
  }

  .future-grid li:nth-child(even) {
    border-left: 1px solid var(--surge-line-dark);
  }

  .future-grid li:nth-child(n + 3) {
    border-top: 1px solid var(--surge-line-dark);
  }
}

@media (min-width: 64rem) {
  .product-layout {
    gap: var(--space-7);
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .project-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
  }

  .founder-layout {
    gap: var(--space-7);
    grid-template-columns: minmax(20rem, 0.8fr) minmax(0, 1.2fr);
  }
}

@media (min-width: 75rem) {
  .project-compact-grid .project-card {
    padding-inline: 1.25rem;
  }

  .hero-stage {
    align-items: center;
    padding-top: var(--space-7);
    padding-bottom: var(--space-6);
    gap: var(--space-5);
    grid-template-columns: minmax(0, 1.65fr) minmax(20rem, 0.75fr);
  }

  .hero-content {
    grid-column: 1;
  }

  .hero-portrait {
    position: relative;
    top: auto;
    right: auto;
    width: 100%;
    max-width: 37rem;
    align-self: end;
    justify-self: end;
    opacity: 0.9;
    grid-column: 2;
    -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 78%, transparent 100%);
    mask-image: linear-gradient(180deg, #000 0%, #000 78%, transparent 100%);
  }

  .future-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .future-grid li:nth-child(even),
  .future-grid li:nth-child(n + 3) {
    border-top: 0;
    border-left: 0;
  }

  .future-grid li + li {
    border-left: 1px solid var(--surge-line-dark);
  }
}

@media (max-width: 29.999rem) {
  .hero-foot > span:first-child {
    display: none;
  }

  .hero-foot {
    justify-content: flex-end;
  }

  .project-feature,
  .project-card {
    padding: var(--space-3);
  }

  .project-top {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 22.5rem) {
  .founder-title-mark {
    font-size: clamp(4rem, 20vw, 4.5rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-portrait {
    transform: none !important;
  }
}