:root {
  color-scheme: light;
  --canvas: #f3f5fa;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-solid: #ffffff;
  --text: #11131a;
  --muted: #686f7d;
  --border: rgba(17, 19, 26, 0.12);
  --accent: #2457f5;
  --accent-strong: #123dcc;
  --accent-soft: #dce6ff;
  --accent-glow: rgba(36, 87, 245, 0.26);
  --accent-ink: #ffffff;
  --focus: #2457f5;
  --grid-line: rgba(17, 19, 26, 0.035);
  --shadow: 0 24px 80px rgba(39, 58, 112, 0.13);
  --font-display: "Trebuchet MS", "Arial Black", "Segoe UI", sans-serif;
  --font-ui: "Aptos", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --canvas: #080a10;
    --surface: rgba(18, 21, 30, 0.78);
    --surface-solid: #11141d;
    --text: #f5f7ff;
    --muted: #9aa3b6;
    --border: rgba(255, 255, 255, 0.12);
    --accent: #6f91ff;
    --accent-strong: #93aaff;
    --accent-soft: #17244c;
    --accent-glow: rgba(111, 145, 255, 0.25);
    --accent-ink: #07102d;
    --focus: #9bb0ff;
    --grid-line: rgba(255, 255, 255, 0.032);
    --shadow: 0 28px 100px rgba(0, 0, 0, 0.42);
  }
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    var(--canvas);
  background-size: 72px 72px;
  color: var(--text);
  font-family: var(--font-ui);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.84' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  content: "";
  opacity: 0.025;
  pointer-events: none;
}

a,
button {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  color: inherit;
  font: inherit;
}

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

.ambient {
  position: fixed;
  z-index: -2;
  width: 46rem;
  height: 46rem;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.18;
  pointer-events: none;
  will-change: transform;
}

.ambient--one {
  top: -24rem;
  right: -10rem;
  background: var(--accent);
}

.ambient--two {
  bottom: -32rem;
  left: -20rem;
  background: #6b4eff;
  opacity: 0.1;
}

.site-header,
main,
.site-footer {
  width: min(calc(100% - 40px), 1560px);
  margin-inline: auto;
}

.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  margin-top: 20px;
  padding: 8px 10px 8px 16px;
  border: 1px solid var(--border);
  overflow: hidden;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 10px 40px rgba(34, 49, 90, 0.07);
  backdrop-filter: blur(24px) saturate(140%);
}

.site-header::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  content: "";
  opacity: 0.5;
}

.site-header__brand,
.site-header__status {
  display: inline-flex;
  align-items: center;
}

.site-header__brand {
  gap: 11px;
  border-radius: 8px;
}

.site-header__mark {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.09em;
  text-shadow: 0 0 26px var(--accent-glow);
}

.site-header__domain {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.01em;
}

.site-header__status {
  gap: 9px;
  min-height: 40px;
  padding-inline: 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 14%, transparent);
}

main {
  padding-top: clamp(4.5rem, 9vw, 9rem);
}

.hero {
  position: relative;
}

.wordmark {
  display: flex;
  align-items: flex-end;
  gap: clamp(1rem, 2vw, 2.5rem);
  width: 100%;
  max-width: 100%;
  margin: 0;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 7.1vw, 7.4rem);
  font-stretch: condensed;
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.095em;
  text-wrap: balance;
  filter: drop-shadow(0 24px 46px color-mix(in srgb, var(--accent) 8%, transparent));
}

.wordmark > span:first-child {
  min-width: 0;
  background: linear-gradient(112deg, var(--text) 5%, var(--text) 64%, var(--accent) 100%);
  background-clip: text;
  overflow-wrap: anywhere;
  color: transparent;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 1px color-mix(in srgb, var(--text) 14%, transparent);
}

.wordmark__image {
  position: relative;
  flex: 0 0 clamp(74px, 10vw, 160px);
  height: clamp(34px, 4.2vw, 64px);
  margin-bottom: 0.05em;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 58%, var(--border));
  border-radius: 14px;
  background:
    radial-gradient(circle at 72% 38%, rgba(255, 255, 255, 0.9) 0 3%, transparent 4%),
    radial-gradient(circle at 68% 44%, #8fb0ff 0 14%, transparent 40%),
    linear-gradient(135deg, #0d2f9b, var(--accent) 56%, #9fafff);
  box-shadow:
    inset 0 0 24px rgba(255, 255, 255, 0.18),
    0 10px 34px color-mix(in srgb, var(--accent) 28%, transparent);
  transform: rotate(-4deg);
  transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.wordmark:hover .wordmark__image {
  transform: rotate(2deg) scale(1.06);
}

.marquee {
  width: 100vw;
  margin-top: clamp(2rem, 4vw, 4rem);
  margin-left: calc(50% - 50vw);
  overflow: hidden;
  border-block: 1px solid var(--border);
  color: var(--muted);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.marquee__track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 2rem;
  padding-block: 13px;
  animation: marquee 28s linear infinite;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  will-change: transform;
}

.js .marquee__track {
  animation: none;
}

.marquee__track i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

.projects {
  padding-top: clamp(2.5rem, 5vw, 5rem);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(3, minmax(86px, 1fr));
  grid-auto-flow: dense;
  min-height: clamp(330px, 38vw, 520px);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--border);
  box-shadow: var(--shadow);
  gap: 1px;
}

.project {
  position: relative;
  display: flex;
  min-width: 0;
  overflow: hidden;
  background: var(--surface-solid);
  transform-origin: center;
  will-change: transform;
}

.project--primary {
  grid-column: span 7;
  grid-row: span 3;
  align-items: flex-end;
  justify-content: space-between;
  padding: clamp(1.5rem, 3vw, 3.2rem);
  color: var(--accent-ink);
  isolation: isolate;
}

.project--primary::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 76% 20%, rgba(255, 255, 255, 0.34), transparent 26%),
    linear-gradient(138deg, var(--accent-strong), var(--accent) 52%, #7595ff 82%, #a8b8ff);
  content: "";
}

.project--primary::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, transparent 35%, rgba(6, 14, 45, 0.46));
  content: "";
}

.project__index {
  position: absolute;
  top: clamp(1.2rem, 2.2vw, 2.2rem);
  left: clamp(1.5rem, 3vw, 3.2rem);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.13em;
}

.project--primary .project__index {
  color: rgba(255, 255, 255, 0.66);
}

.project__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.project__content strong {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.9vw, 3.2rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.project__content > span {
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.05em;
  opacity: 0.68;
}

.project__arrow {
  position: absolute;
  top: clamp(1.2rem, 2.2vw, 2.2rem);
  right: clamp(1.5rem, 3vw, 3.2rem);
  z-index: 2;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  font-size: 1.2rem;
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), background-color 300ms ease;
}

.project--primary:hover .project__arrow {
  transform: rotate(45deg);
  background: rgba(255, 255, 255, 0.22);
}

.project__visual {
  position: absolute;
  top: 11%;
  right: -5%;
  width: min(29vw, 410px);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  opacity: 0.88;
  transform: scale(0.84);
  transition: transform 800ms cubic-bezier(0.16, 1, 0.3, 1), opacity 500ms ease;
}

.project__visual::before,
.project__visual::after,
.project__visual span {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  content: "";
}

.project__visual::before {
  inset: 13%;
}

.project__visual::after {
  inset: 30%;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 60px rgba(255, 255, 255, 0.16);
}

.project__visual span {
  top: 10%;
  left: 48%;
  width: 10px;
  height: 10px;
  border: 0;
  background: #ffffff;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

.project--primary:hover .project__visual {
  opacity: 1;
  transform: scale(1);
}

.secondary-projects {
  display: flex;
  grid-column: span 5;
  grid-row: span 3;
  min-width: 0;
  background: var(--border);
  gap: 1px;
}

.project--secondary {
  flex: 1 1 0;
  align-items: flex-end;
  padding: clamp(1rem, 2vw, 2rem);
  transition: flex-grow 650ms cubic-bezier(0.16, 1, 0.3, 1), background-color 300ms ease;
}

.project--secondary::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, color-mix(in srgb, var(--accent) 8%, transparent)), var(--surface-solid);
  content: "";
  opacity: 0;
  transition: opacity 400ms ease;
}

.project--secondary::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 34%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent));
  content: "";
  opacity: 0.36;
  transform: scaleX(0.35);
  transform-origin: right;
  transition: opacity 300ms ease, transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

.project--secondary:hover,
.project--secondary:focus-visible {
  flex-grow: 1.8;
}

.project--secondary:hover::before,
.project--secondary:focus-visible::before {
  opacity: 1;
}

.project--secondary:hover::after,
.project--secondary:focus-visible::after {
  opacity: 0.9;
  transform: scaleX(1);
}

.project--secondary .project__index {
  left: clamp(1rem, 2vw, 2rem);
  color: var(--accent);
}

.project--secondary .project__content {
  gap: 1rem;
}

.project--secondary .project__content strong {
  font-size: clamp(1rem, 1.6vw, 1.65rem);
  overflow-wrap: anywhere;
}

.project--secondary .project__content > span {
  width: max-content;
  max-width: 0;
  overflow: hidden;
  color: var(--accent);
  opacity: 0;
  white-space: nowrap;
  transition: max-width 550ms cubic-bezier(0.16, 1, 0.3, 1), opacity 350ms ease;
}

.project--secondary:hover .project__content > span,
.project--secondary:focus-visible .project__content > span {
  max-width: 7rem;
  opacity: 1;
}

.contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 1px;
  padding: clamp(1.25rem, 2vw, 2rem);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: var(--surface);
  backdrop-filter: blur(22px);
  transition: border-color 300ms ease, box-shadow 300ms ease;
}

.contact::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0 55%, color-mix(in srgb, var(--accent) 8%, transparent));
  content: "";
  pointer-events: none;
}

.contact > * {
  position: relative;
  z-index: 1;
}

.contact:target,
.contact.is-highlighted {
  border-color: color-mix(in srgb, var(--accent) 62%, var(--border));
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 10%, transparent);
}

.contact__label {
  display: flex;
  align-items: baseline;
  gap: clamp(1rem, 3vw, 3rem);
}

.contact__label span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.contact__label strong {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.8rem);
  letter-spacing: -0.04em;
}

.copy-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 12px;
  padding: 0 18px;
  border: 0;
  border-radius: 9px;
  background: var(--text);
  color: var(--canvas);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 700;
  transition: transform 240ms ease, opacity 240ms ease;
}

.copy-button:hover {
  transform: translateY(-2px);
}

.copy-button:active {
  transform: translateY(0) scale(0.98);
}

.copy-button__icon {
  position: relative;
  width: 14px;
  height: 14px;
  border: 1.5px solid currentColor;
  border-radius: 3px;
}

.copy-button__icon::before {
  position: absolute;
  top: -5px;
  left: -5px;
  width: 10px;
  height: 10px;
  border: 1.5px solid currentColor;
  border-radius: 3px;
  content: "";
}

.site-footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 22px;
  padding-block: 22px 34px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.72rem;
}

.site-footer__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.1rem;
}

.filing-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
}

.public-security-filing {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.public-security-filing > img {
  flex: 0 0 auto;
  width: 18px;
  height: 20px;
  object-fit: contain;
  image-rendering: auto;
}

.site-footer a,
.privacy-disclosure summary {
  border-bottom: 1px solid transparent;
  transition: color 200ms ease, border-color 200ms ease;
}

.site-footer a:hover,
.privacy-disclosure summary:hover {
  border-color: currentColor;
  color: var(--text);
}

.privacy-disclosure {
  position: relative;
  width: min(100%, 34rem);
  text-align: right;
}

.privacy-disclosure summary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
  color: var(--muted);
  cursor: pointer;
  list-style: none;
}

.privacy-disclosure summary::-webkit-details-marker {
  display: none;
}

.privacy-disclosure summary::after {
  content: "+";
  font-size: 0.86rem;
  line-height: 1;
  transition: transform 180ms ease;
}

.privacy-disclosure[open] summary::after {
  transform: rotate(45deg);
}

.privacy-disclosure p {
  margin: 0.7rem 0 0;
  color: var(--text);
  line-height: 1.65;
}

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

@media (max-width: 900px) {
  .wordmark {
    align-items: center;
  }

  .project-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    min-height: 0;
  }

  .project--primary,
  .secondary-projects {
    grid-column: 1;
    grid-row: auto;
  }

  .project--primary {
    min-height: 330px;
  }

  .secondary-projects {
    min-height: 220px;
  }

  .project--secondary .project__content > span {
    max-width: 7rem;
    opacity: 1;
  }
}

@media (max-width: 620px) {
  .site-header,
  main,
  .site-footer {
    width: min(calc(100% - 24px), 1560px);
  }

  .site-header {
    margin-top: 12px;
  }

  .site-header__domain {
    display: none;
  }

  main {
    padding-top: 4.25rem;
  }

  .wordmark {
    gap: 0.75rem;
    font-size: clamp(2.3rem, 12vw, 3.8rem);
  }

  .wordmark__image {
    flex-basis: 54px;
    height: 30px;
  }

  .marquee {
    margin-top: 2rem;
  }

  .projects {
    padding-top: 2rem;
  }

  .project-grid {
    border-radius: 16px;
  }

  .project--primary {
    min-height: 280px;
  }

  .project__visual {
    top: 19%;
    right: -15%;
    width: 260px;
  }

  .secondary-projects {
    flex-direction: column;
    min-height: 0;
  }

  .project--secondary {
    min-height: 108px;
    align-items: center;
    padding: 1.2rem 1.25rem 1.2rem 4rem;
  }

  .project--secondary .project__index {
    top: 50%;
    left: 1.25rem;
    transform: translateY(-50%);
  }

  .project--secondary .project__content {
    width: 100%;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .project--secondary .project__content strong {
    max-width: 66%;
    font-size: 1.08rem;
  }

  .contact {
    align-items: stretch;
    flex-direction: column;
    border-radius: 10px;
  }

  .contact__label {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }

  .copy-button {
    justify-content: center;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer__meta {
    flex-direction: column;
  }

  .filing-links {
    align-items: flex-start;
    flex-direction: column;
  }

  .privacy-disclosure {
    text-align: left;
  }

  .privacy-disclosure summary {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .marquee__track {
    transform: none;
  }
}