:root {
  color-scheme: dark;
  --ink: #f1f5ff;
  --muted: #9aaac0;
  --faint: #64758f;
  --night: #07101f;
  --panel: #0c1a2d;
  --line: rgba(211, 226, 255, 0.14);
  --blue: #4b7dff;
  --cyan: #35c6f4;
  --page: min(1240px, calc(100vw - 80px));
  font-family:
    Inter,
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--night);
  overflow-x: hidden;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.035;
  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='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
}
.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;
}
a {
  color: inherit;
}
.content-width,
.site-header {
  width: var(--page);
  margin-inline: auto;
}
.skip-link {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 20;
  padding: 10px 14px;
  color: var(--night);
  background: var(--ink);
  transform: translateY(-180%);
}
.skip-link:focus {
  transform: translateY(0);
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  border-bottom: 1px solid var(--line);
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  text-decoration: none;
}
.brand-mark {
  position: relative;
  display: block;
  flex: 0 0 42px;
  width: 42px;
  height: 30px;
  overflow: hidden;
  background: transparent;
}
.brand-mark img {
  position: absolute;
  top: -6px;
  left: 0;
  width: 42px;
  max-width: none;
  height: 42px;
  object-fit: contain;
}
.brand-name {
  font-size: 1.15rem;
  font-weight: 780;
  letter-spacing: 0.03em;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.03em;
}
.site-nav a {
  text-decoration: none;
  transition: color 160ms ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
}
.site-nav .nav-cta {
  padding: 11px 15px;
  border: 1px solid var(--line);
  border-radius: 100px;
  color: var(--ink);
}
.menu-button {
  display: none;
  border: 0;
  color: var(--ink);
  background: none;
  font: inherit;
}
.hero {
  position: relative;
  min-height: calc(100svh - 88px);
  background:
    radial-gradient(
      ellipse 48% 70% at 78% 48%,
      rgba(31, 105, 255, 0.2),
      transparent 68%
    ),
    radial-gradient(
      ellipse 25% 30% at 84% 85%,
      rgba(53, 198, 244, 0.1),
      transparent 70%
    );
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.93fr) minmax(500px, 1.07fr);
  align-items: center;
  width: var(--page);
  min-height: calc(100svh - 88px);
  margin-inline: auto;
  padding-block: 70px 86px;
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding-right: clamp(24px, 6vw, 100px);
}
.kicker {
  margin: 0 0 24px;
  color: var(--cyan);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1,
h2 {
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 0.95;
}
h1 {
  max-width: 740px;
  margin-bottom: 30px;
  font-size: clamp(4rem, 7.5vw, 7.7rem);
}
h1 em,
h2 em {
  color: var(--blue);
  font-style: normal;
}
.hero-intro {
  max-width: 510px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 13px;
}
.button {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  min-height: 46px;
  padding: 0 17px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
  cursor: pointer;
}
.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(211, 226, 255, 0.45);
}
.button-primary {
  border-color: var(--blue);
  color: white;
  background: var(--blue);
}
.button-primary:hover,
.button-primary:focus-visible {
  background: #5e8aff;
}
.button-quiet {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
}
.button-quiet:hover,
.button-quiet:focus-visible {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}
.copy-status {
  min-width: 45px;
  color: var(--faint);
  font-size: 0.68rem;
}
.support-note {
  margin: 21px 0 0;
  color: var(--faint);
  font-size: 0.71rem;
  letter-spacing: 0.03em;
}
.hero-mark {
  position: relative;
  display: grid;
  justify-items: center;
  align-content: center;
  min-height: 560px;
  isolation: isolate;
}
.mark-halo {
  position: absolute;
  width: 75%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(38, 107, 255, 0.25),
    rgba(53, 198, 244, 0.05) 50%,
    transparent 70%
  );
  filter: blur(28px);
  z-index: -1;
}
.logo-frame {
  display: grid;
  place-items: center;
  width: min(78%, 470px);
  aspect-ratio: 1;
  padding: 10%;
  border: 1px solid rgba(152, 183, 238, 0.28);
  border-radius: 28px;
  background: linear-gradient(
    145deg,
    rgba(247, 251, 255, 0.98),
    rgba(215, 232, 250, 0.9)
  );
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.38),
    0 0 90px rgba(53, 198, 244, 0.13);
  transform: rotate(2.5deg);
}
.logo-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.mark-caption {
  margin: 28px 0 0;
  color: var(--faint);
  font-size: 0.67rem;
  letter-spacing: 0.06em;
  text-align: center;
}
.mark-caption span {
  color: var(--cyan);
}
.uploader-section {
  padding-block: clamp(110px, 15vw, 210px);
}
.section-intro {
  max-width: 620px;
  margin-bottom: 46px;
}
h2 {
  max-width: 620px;
  margin-bottom: 0;
  font-size: clamp(3rem, 6vw, 6rem);
}
.section-intro > p:not(.kicker) {
  max-width: 510px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.7;
}
.uploader-panel {
  overflow: hidden;
  border: 1px solid rgba(152, 183, 238, 0.26);
  border-radius: 16px;
  background: rgba(8, 21, 39, 0.88);
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.4),
    inset 0 1px rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(16px);
}
.panel-topline,
.progress-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.panel-topline {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}
.panel-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
}
.panel-status i,
.expiry-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 198, 244, 0.1);
}
.panel-status i[data-state="error"] {
  background: #ff8d96;
  box-shadow: 0 0 0 4px rgba(255, 141, 150, 0.1);
}
.upload-zone {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 260px;
  margin: 20px;
  padding: 30px;
  border: 1px dashed rgba(152, 183, 238, 0.35);
  border-radius: 11px;
  cursor: pointer;
  transition:
    background 160ms ease,
    border-color 160ms ease;
}
.upload-zone:hover,
.upload-zone:focus-visible,
.upload-zone.is-dragging {
  border-color: var(--cyan);
  outline: none;
  background: rgba(53, 198, 244, 0.06);
}
.upload-zone input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.empty-upload {
  display: grid;
  justify-items: center;
  gap: 10px;
  color: var(--faint);
  font-size: 0.73rem;
  text-align: center;
}
.empty-upload strong {
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 600;
}
.upload-symbol {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(152, 183, 238, 0.35);
  border-radius: 50%;
  color: var(--cyan);
  font-size: 1.4rem;
}
.preview-wrap {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 20px;
}
.preview-image {
  width: 150px;
  height: 150px;
  object-fit: contain;
  border-radius: 9px;
  background: #12233a;
}
.preview-meta {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.8rem;
}
.preview-meta strong {
  color: var(--ink);
  font-size: 1rem;
  overflow-wrap: anywhere;
}
.upload-help {
  margin: 0 20px 20px;
  color: var(--faint);
  font-size: 0.73rem;
  line-height: 1.6;
}
.stats-row {
  display: flex;
  align-items: end;
  gap: 25px;
  margin: 0 20px 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.stats-row div {
  display: grid;
  gap: 7px;
}
.stats-row span,
.result-label {
  color: var(--faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.53rem;
  letter-spacing: 0.11em;
}
.stats-row strong {
  font-size: 0.86rem;
  font-weight: 600;
}
.stats-arrow {
  color: var(--blue);
  font-size: 1.2rem;
}
.progress-area,
.result-area,
.error-area {
  margin: 0 20px 22px;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}
.progress-label {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.65rem;
}
.progress-track {
  height: 5px;
  margin-top: 12px;
  overflow: hidden;
  border-radius: 99px;
  background: #17283f;
}
.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transition: width 180ms ease;
}
.result-url code {
  display: block;
  margin-top: 9px;
  overflow-wrap: anywhere;
  color: var(--cyan);
  font-size: 0.8rem;
  line-height: 1.5;
}
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.result-button {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.035);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
.result-button:hover,
.result-button:focus-visible {
  border-color: var(--cyan);
}
.expiry-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 19px 0 0;
  color: var(--muted);
  font-size: 0.74rem;
}
.claim-note {
  margin: 12px 0 0;
  color: var(--faint);
  font-size: 0.72rem;
  line-height: 1.55;
}
.error-area strong {
  color: #ffb3ba;
}
.error-area p {
  margin: 9px 0 17px;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.6;
}
.error-area .button {
  min-height: 38px;
}
.claim-link {
  color: var(--muted);
  text-decoration: underline dotted;
  text-underline-offset: 3px;
}
.claim-link small {
  color: var(--cyan);
  font-size: 0.68rem;
}
.agreement {
  margin: 18px 20px 0;
  color: var(--faint);
  font-size: 0.7rem;
  line-height: 1.6;
}
.agreement a,
.site-footer a:not(.footer-brand) {
  color: var(--muted);
}
.agreement a:hover,
.site-footer a:hover {
  color: var(--ink);
}
.principles {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(60px, 12vw, 180px);
  padding-block: clamp(80px, 13vw, 180px);
}
.principle-list {
  border-top: 1px solid var(--line);
}
.principle {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 20px;
  padding: 28px 0 31px;
  border-bottom: 1px solid var(--line);
}
.principle-number {
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
}
.principle h3 {
  margin-bottom: 9px;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: 0;
}
.principle p {
  max-width: 470px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}
.code-section {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: center;
  gap: clamp(50px, 10vw, 150px);
  padding-block: clamp(100px, 13vw, 180px);
  border-top: 1px solid var(--line);
}
.code-copy > p:not(.kicker) {
  max-width: 360px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.7;
}
.code-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 12px;
}
.text-link {
  display: inline-flex;
  gap: 10px;
  padding: 0 0 6px;
  border-bottom: 1px solid rgba(75, 125, 255, 0.6);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  transition:
    gap 180ms ease,
    color 180ms ease;
}
.text-link:hover,
.text-link:focus-visible {
  gap: 15px;
}
.code-block {
  overflow: auto;
  margin: 0;
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: #cbd8ed;
  background: #091626;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: clamp(0.63rem, 1vw, 0.77rem);
  line-height: 1.85;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035);
}
.code-muted {
  color: #5d718f;
}
.code-purple {
  color: #9c9cff;
}
.code-green {
  color: #91ddb7;
}
.human-section {
  background: #0d1b2d;
  border-block: 1px solid var(--line);
}
.human-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(50px, 10vw, 170px);
  padding-block: clamp(100px, 13vw, 180px);
}
.human-copy {
  padding-top: 12px;
}
.human-copy > p {
  max-width: 430px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}
.boundary-line {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 44px 0 24px;
  color: var(--faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.62rem;
  letter-spacing: 0.04em;
}
.boundary-line span:last-child {
  color: var(--cyan);
}
.boundary-arrow {
  color: var(--blue);
  font-size: 1rem;
}
.small-note {
  font-size: 0.74rem !important;
  line-height: 1.6 !important;
}
.faq-section {
  padding-block: clamp(100px, 14vw, 190px);
}
.faq-list {
  border-top: 1px solid var(--line);
}
details {
  border-bottom: 1px solid var(--line);
}
summary {
  padding: 24px 0;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
summary::-webkit-details-marker {
  display: none;
}
summary::after {
  float: right;
  color: var(--cyan);
  content: "+";
  font-size: 1.2rem;
}
details[open] summary::after {
  content: "−";
}
details p {
  max-width: 680px;
  margin: -4px 40px 24px 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}
.final-cta {
  padding-block: clamp(110px, 16vw, 220px);
}
.final-cta h2 {
  margin-bottom: 38px;
}
.final-cta .button-quiet {
  border-color: transparent;
}
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 100px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.64rem;
  letter-spacing: 0.04em;
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
}
.footer-brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}
.not-found {
  display: grid;
  align-content: center;
  width: var(--page);
  min-height: 100svh;
  margin-inline: auto;
}
.not-found h1 {
  margin-bottom: 38px;
}
[hidden] {
  display: none !important;
}
.reveal {
  animation: rise-in 800ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.reveal-delay-1 {
  animation-delay: 80ms;
}
.reveal-delay-2 {
  animation-delay: 170ms;
}
.reveal-delay-3 {
  animation-delay: 260ms;
}
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
}
@media (max-width: 960px) {
  :root {
    --page: min(100% - 42px, 720px);
  }
  .hero-grid {
    grid-template-columns: 1fr;
    padding-top: 76px;
  }
  .hero-copy {
    padding-right: 0;
  }
  .hero-mark {
    min-height: 500px;
    margin-top: 12px;
  }
  .principles,
  .code-section,
  .human-inner {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}
@media (max-width: 620px) {
  :root {
    --page: calc(100% - 36px);
  }
  .site-header {
    min-height: 72px;
  }
  .site-nav {
    position: absolute;
    top: 72px;
    right: 18px;
    left: 18px;
    z-index: 10;
    display: none;
    padding: 18px;
    border: 1px solid var(--line);
    background: #0b192a;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  }
  .site-nav.is-open {
    display: grid;
    gap: 18px;
  }
  .site-nav .nav-cta {
    text-align: center;
  }
  .menu-button {
    display: block;
    padding: 8px 0;
    cursor: pointer;
  }
  .hero-grid {
    min-height: auto;
    padding-block: 74px 58px;
  }
  .hero-grid {
    display: flex;
    flex-direction: column;
  }
  .hero-copy {
    display: contents;
  }
  .hero-copy .kicker {
    order: 0;
  }
  .hero-copy h1 {
    order: 1;
  }
  .hero-uploader {
    order: 2;
    width: 100%;
  }
  .hero-copy .hero-actions {
    order: 3;
  }
  .hero-copy .support-note {
    order: 4;
  }
  .hero {
    min-height: auto;
  }
  .hero h1 {
    font-size: clamp(3.8rem, 18vw, 6.5rem);
  }
  .hero-intro {
    font-size: 1rem;
  }
  .hero-mark {
    min-height: 410px;
  }
  .logo-frame {
    width: 88%;
    transform: none;
  }
  .preview-wrap {
    align-items: flex-start;
    flex-direction: column;
  }
  .preview-image {
    width: 100%;
    height: 220px;
  }
  .stats-row {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 17px;
  }
  .stats-arrow {
    display: none;
  }
  .principles,
  .code-section,
  .human-inner {
    padding-block: 100px;
  }
  .principle {
    grid-template-columns: 42px 1fr;
    gap: 10px;
  }
  .boundary-line {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
  .boundary-arrow {
    transform: rotate(90deg);
  }
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 30px;
  }
  .site-footer nav {
    justify-content: flex-start;
  }
  .code-block {
    padding: 20px;
    font-size: 0.61rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal,
  .reveal-on-scroll {
    animation: none;
    transition: none;
    opacity: 1;
    transform: none;
  }
  .button,
  .text-link,
  .progress-track span {
    transition: none;
  }
}
.hero-uploader {
  min-width: 0;
}
.hero-uploader .uploader-hero {
  width: 100%;
  margin: 0;
  padding: 0;
}
.hero-uploader .uploader-hero .uploader-panel {
  width: 100%;
}
.hero-uploader .uploader-hero .agreement {
  margin-bottom: 0;
}
.site-footer {
  width: 100%;
  min-height: 0;
  margin: 0;
  padding: 72px 0 64px;
  color: #41516a;
  background: #fff;
  border-top: 0;
}
.footer-inner {
  display: grid;
  justify-items: center;
  gap: 18px;
  text-align: center;
}
.footer-brand {
  display: block;
  width: min(240px, 62vw);
  height: min(240px, 62vw);
}
.footer-brand img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.site-footer p {
  margin: 0;
  color: #6e7e94;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}
.site-footer nav {
  justify-content: center;
  gap: 12px 18px;
}
.site-footer nav a {
  color: #41516a;
}
.site-footer nav a:hover,
.site-footer nav a:focus-visible {
  color: #07101f;
}
@media (max-width: 620px) {
  .hero-uploader .uploader-hero {
    padding-top: 10px;
  }
  .site-footer {
    padding-block: 54px 46px;
  }
  .footer-brand {
    width: min(190px, 58vw);
    height: min(190px, 58vw);
  }
}