:root {
  --download-bg: #eef2f7;
  --download-surface: #ffffff;
  --download-surface-soft: #f7f9fc;
  --download-ink: #101723;
  --download-muted: #617086;
  --download-faint: #91a0b3;
  --download-line: #d9e1eb;
  --download-line-strong: #b8c6d8;
  --download-accent: #1268e8;
  --download-accent-bright: #2d83ff;
  --download-accent-soft: #e8f1ff;
  --download-night: #09111f;
  --download-success: #1b9c77;
  --download-radius-sm: 8px;
  --download-radius-md: 14px;
  --download-radius-lg: 22px;
  --download-shadow-sm: 0 8px 24px rgba(18, 36, 64, .08);
  --download-shadow-lg: 0 32px 90px rgba(13, 31, 59, .16);
  --download-font: "Segoe UI Variable", "Segoe UI", "Microsoft YaHei", system-ui, sans-serif;
  --download-mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --download-ease: cubic-bezier(.2, .8, .2, 1);
  --download-fast: 180ms;
  --download-medium: 320ms;
  color-scheme: light;
  font-family: var(--download-font);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(180deg, #f8fafc 0, var(--download-bg) 52%, #f5f7fa 100%);
  color: var(--download-ink);
  font-family: var(--download-font);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

svg {
  display: block;
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.download-skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  border-radius: var(--download-radius-sm);
  background: var(--download-night);
  padding: 12px 16px;
  color: #fff;
  text-decoration: none;
  transform: translateY(-150%);
  transition: transform var(--download-fast) var(--download-ease);
}

.download-skip-link:focus {
  transform: translateY(0);
}

.download-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  border-bottom: 1px solid rgba(181, 195, 213, .68);
  background: rgba(250, 252, 255, .86);
  padding: 0 max(22px, calc((100vw - 1180px) / 2));
  backdrop-filter: blur(18px) saturate(145%);
}

.download-brand {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  gap: 10px;
  text-decoration: none;
}

.download-brand span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--download-night);
  box-shadow: 0 7px 18px rgba(9, 17, 31, .2);
  color: white;
  font-size: 15px;
  font-weight: 850;
  transition:
    transform var(--download-fast) var(--download-ease),
    background var(--download-fast) ease;
}

.download-brand:hover span {
  background: var(--download-accent);
  transform: rotate(-5deg) scale(1.04);
}

.download-brand strong {
  font-size: 15px;
  letter-spacing: -.02em;
}

.download-topbar nav {
  display: flex;
  align-items: center;
}

.download-topbar nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  border-radius: 999px;
  padding: 0 14px;
  color: var(--download-muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition:
    color var(--download-fast) ease,
    background var(--download-fast) ease;
}

.download-topbar nav a:hover {
  background: var(--download-accent-soft);
  color: var(--download-accent);
}

.download-brand:focus-visible,
.download-topbar a:focus-visible,
.download-button:focus-visible,
.download-release-details summary:focus-visible {
  outline: 3px solid rgba(18, 104, 232, .3);
  outline-offset: 3px;
}

.download-hero {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 22%, rgba(49, 130, 255, .22), transparent 25%),
    linear-gradient(112deg, rgba(255, 255, 255, .98) 0 48%, rgba(244, 248, 255, .93) 72%, rgba(237, 244, 255, .92) 100%),
    url("/assets/media/captures/agentvn-editor-workbench.png") center 34% / cover;
}

.download-hero::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 49.9%, rgba(32, 74, 133, .07) 50%, transparent 50.1%),
    linear-gradient(0deg, transparent 49.9%, rgba(32, 74, 133, .05) 50%, transparent 50.1%);
  background-size: 96px 96px;
  content: "";
  mask-image: linear-gradient(90deg, transparent, black 42%, black 100%);
}

.download-hero-grid {
  position: absolute;
  inset: 0;
  opacity: .55;
  background:
    linear-gradient(90deg, transparent calc(100% - 1px), rgba(18, 104, 232, .13) 0),
    linear-gradient(0deg, transparent calc(100% - 1px), rgba(18, 104, 232, .1) 0);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at 74% 42%, black, transparent 42%);
}

.download-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  width: min(100% - 40px, 1180px);
  min-height: 430px;
  margin: 0 auto;
  padding: 84px 0 86px;
}

.download-hero-copy {
  animation: download-hero-enter 720ms var(--download-ease) both;
}

.download-kicker {
  margin: 0 0 10px;
  color: var(--download-accent);
  font-family: var(--download-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .15em;
}

.download-hero h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(52px, 7.4vw, 94px);
  font-weight: 790;
  line-height: .94;
  letter-spacing: -.065em;
}

.download-hero h1 span {
  display: block;
  color: var(--download-faint);
  font-weight: 620;
}

.download-hero-signal {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  align-self: end;
  gap: 3px 9px;
  min-width: 190px;
  border: 1px solid rgba(141, 162, 190, .45);
  border-radius: var(--download-radius-md);
  background: rgba(255, 255, 255, .72);
  box-shadow: var(--download-shadow-sm);
  padding: 16px 18px;
  backdrop-filter: blur(14px);
  animation: download-signal-enter 650ms 160ms var(--download-ease) both;
}

.download-signal-dot {
  grid-row: span 2;
  width: 10px;
  height: 10px;
  border: 3px solid #c8f1e3;
  border-radius: 50%;
  background: var(--download-success);
  box-sizing: content-box;
}

.download-hero-signal > span:not(.download-signal-dot) {
  color: var(--download-muted);
  font-family: var(--download-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
}

.download-hero-signal strong {
  font-family: var(--download-mono);
  font-size: 14px;
  letter-spacing: .08em;
}

.download-hero-orbit {
  position: absolute;
  top: 44%;
  right: max(-130px, calc((100vw - 1450px) / 2));
  width: 480px;
  height: 480px;
  border: 1px solid rgba(18, 104, 232, .16);
  border-radius: 50%;
  transform: translateY(-50%);
  animation: download-orbit-in 900ms var(--download-ease) both;
}

.download-hero-orbit::before,
.download-hero-orbit::after {
  position: absolute;
  inset: 52px;
  border: 1px solid rgba(18, 104, 232, .12);
  border-radius: inherit;
  content: "";
}

.download-hero-orbit::after {
  inset: 126px;
}

.download-hero-orbit span {
  position: absolute;
  width: 9px;
  height: 9px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--download-accent);
  box-shadow: 0 0 0 5px rgba(18, 104, 232, .13);
}

.download-hero-orbit span:nth-child(1) { top: 13%; left: 24%; }
.download-hero-orbit span:nth-child(2) { top: 43%; right: -5px; }
.download-hero-orbit span:nth-child(3) { bottom: 15%; left: 20%; }
.download-hero-orbit span:nth-child(4) { top: 50%; left: 49%; }

.download-content {
  position: relative;
  z-index: 5;
  width: min(100% - 40px, 1180px);
  margin: -56px auto 0;
  padding-bottom: 96px;
}

.download-status {
  border: 1px solid var(--download-line);
  border-radius: var(--download-radius-md);
  background: var(--download-surface);
  padding: 20px;
  color: var(--download-muted);
}

.download-status[hidden] {
  display: none;
}

.download-loading {
  display: grid;
  grid-template-columns: repeat(3, 46px) 1fr;
  align-items: center;
  gap: 10px;
  min-height: 102px;
  overflow: hidden;
}

.download-loading span {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, #e8edf4, #f7f9fc, #e8edf4);
  background-size: 200% 100%;
  animation: download-loading 1.1s ease-in-out infinite;
}

.download-loading strong {
  justify-self: end;
  font-size: 13px;
}

.download-latest {
  --pointer-x: 50%;
  --pointer-y: 50%;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(166, 184, 207, .72);
  border-radius: var(--download-radius-lg);
  background:
    radial-gradient(circle 420px at var(--pointer-x) var(--pointer-y), rgba(48, 133, 255, .09), transparent 58%),
    var(--download-surface);
  box-shadow: var(--download-shadow-lg);
}

.download-latest::before {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 1px rgba(255, 255, 255, .9);
  content: "";
  pointer-events: none;
}

.download-latest-rail {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  overflow: hidden;
  background: #d9e8fc;
}

.download-latest-rail span {
  display: block;
  width: 38%;
  height: 100%;
  background: linear-gradient(90deg, var(--download-accent), #55a8ff);
  box-shadow: 0 0 22px rgba(18, 104, 232, .45);
  transform-origin: left;
  animation: download-rail 900ms 180ms var(--download-ease) both;
}

.download-release-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 32px;
  border-bottom: 1px solid var(--download-line);
  padding: 34px 36px 30px;
}

.download-release-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.download-release-eyebrow .download-kicker {
  margin: 0;
}

.download-release-eyebrow time {
  border-left: 1px solid var(--download-line-strong);
  padding-left: 12px;
  color: var(--download-muted);
  font-family: var(--download-mono);
  font-size: 11px;
}

.download-release-header h2,
.download-history-heading h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.05;
  letter-spacing: -.045em;
}

.download-release-header p {
  max-width: 720px;
  margin: 13px 0 0;
  color: var(--download-muted);
  font-size: 15px;
  line-height: 1.72;
}

.download-version {
  display: grid;
  justify-items: end;
  min-width: 112px;
  border-left: 1px solid var(--download-line);
  padding-left: 24px;
}

.download-version span {
  color: var(--download-faint);
  font-family: var(--download-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .15em;
}

.download-version strong {
  margin-top: 4px;
  color: var(--download-accent);
  font-family: var(--download-mono);
  font-size: 19px;
}

.download-assets {
  display: grid;
}

.download-asset {
  display: grid;
  grid-template-columns: 54px minmax(220px, 1fr) minmax(150px, .55fr) auto;
  align-items: center;
  gap: 18px;
  min-height: 116px;
  padding: 22px 36px;
}

.download-asset + .download-asset {
  border-top: 1px solid var(--download-line);
}

.download-platform-icon {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border: 1px solid #cfe0f6;
  border-radius: 14px;
  background: var(--download-accent-soft);
  color: var(--download-accent);
}

.download-platform-icon svg {
  width: 25px;
  height: 25px;
  fill: currentColor;
  stroke: none;
}

.download-asset-name,
.download-route {
  display: grid;
  gap: 3px;
}

.download-asset-name > span,
.download-route > span {
  color: var(--download-faint);
  font-family: var(--download-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
}

.download-asset-name strong,
.download-route strong {
  font-size: 15px;
}

.download-asset-name small {
  color: var(--download-muted);
  font-family: var(--download-mono);
  font-size: 11px;
  text-transform: uppercase;
}

.download-asset-actions {
  display: flex;
  gap: 10px;
}

.download-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 132px;
  min-height: 48px;
  overflow: hidden;
  border: 1px solid var(--download-line-strong);
  border-radius: 10px;
  padding: 0 17px;
  gap: 9px;
  color: var(--download-ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform var(--download-fast) var(--download-ease),
    border-color var(--download-fast) ease,
    background var(--download-fast) ease,
    box-shadow var(--download-fast) ease;
}

.download-button::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 25%, rgba(255, 255, 255, .28) 48%, transparent 70%);
  content: "";
  transform: translateX(-130%);
  transition: transform 450ms var(--download-ease);
}

.download-button:hover::after {
  transform: translateX(130%);
}

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

.download-button:active {
  transform: translateY(0) scale(.98);
}

.download-button.primary {
  border-color: var(--download-accent);
  background: var(--download-accent);
  box-shadow: 0 10px 24px rgba(18, 104, 232, .24);
  color: white;
}

.download-button.primary:hover {
  background: #0e5fd7;
  box-shadow: 0 14px 30px rgba(18, 104, 232, .3);
}

.download-button.secondary:hover {
  border-color: #a7bad3;
  background: var(--download-surface-soft);
}

.download-history-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin: 76px 0 22px;
}

.download-history-heading h2 {
  font-size: clamp(28px, 3.5vw, 38px);
}

.download-history-heading > p {
  max-width: 360px;
  margin: 0 0 4px;
  color: var(--download-muted);
  font-size: 14px;
  line-height: 1.6;
  text-align: right;
}

.download-history {
  display: grid;
  gap: 14px;
}

.download-release-details {
  overflow: hidden;
  border: 1px solid var(--download-line);
  border-radius: var(--download-radius-md);
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 9px 28px rgba(24, 43, 73, .045);
  transition:
    border-color var(--download-fast) ease,
    box-shadow var(--download-fast) ease,
    transform var(--download-fast) var(--download-ease);
}

.download-release-details:hover {
  border-color: #bdcadb;
  box-shadow: var(--download-shadow-sm);
  transform: translateY(-1px);
}

.download-release-details[open] {
  border-color: #a9c7f0;
  box-shadow: 0 18px 48px rgba(16, 54, 105, .09);
}

.download-release-details summary {
  display: grid;
  grid-template-columns: 88px 100px minmax(0, 1fr) auto 42px;
  align-items: center;
  min-height: 82px;
  gap: 18px;
  padding: 16px 22px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.download-release-details summary::-webkit-details-marker {
  display: none;
}

.download-history-index {
  color: var(--download-faint);
  font-family: var(--download-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
}

.download-release-details.is-latest .download-history-index {
  color: var(--download-accent);
}

.download-release-details summary > strong {
  font-family: var(--download-mono);
  font-size: 14px;
}

.download-history-title,
.download-release-details summary time {
  color: var(--download-muted);
}

.download-history-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.download-release-details summary time {
  font-family: var(--download-mono);
  font-size: 12px;
}

.download-details-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--download-line);
  border-radius: 50%;
  background: var(--download-surface);
  color: var(--download-muted);
  transition:
    transform var(--download-medium) var(--download-ease),
    color var(--download-fast) ease,
    background var(--download-fast) ease;
}

.download-details-toggle svg {
  width: 18px;
  height: 18px;
}

.download-release-details[open] .download-details-toggle {
  background: var(--download-accent);
  color: white;
  transform: rotate(180deg);
}

.download-release-body {
  overflow: hidden;
  border-top: 1px solid var(--download-line);
}

.download-release-body-inner {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 28px;
  padding: 30px 34px 36px;
  background:
    linear-gradient(90deg, rgba(232, 241, 255, .65), transparent 31%),
    var(--download-surface);
}

.download-notes-label {
  display: flex;
  align-items: center;
  align-self: start;
  gap: 9px;
  padding-top: 4px;
  color: var(--download-accent);
  font-family: var(--download-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
}

.download-notes-label span {
  width: 22px;
  height: 2px;
  background: currentColor;
}

.download-markdown {
  max-width: 780px;
  color: #344156;
  font-size: 15px;
  line-height: 1.78;
}

.download-markdown h2,
.download-markdown h3 {
  margin: 24px 0 10px;
  color: var(--download-ink);
  font-size: 20px;
  letter-spacing: -.025em;
}

.download-markdown h2:first-child,
.download-markdown h3:first-child {
  margin-top: 0;
}

.download-markdown p {
  margin: 0 0 12px;
}

.download-markdown ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.download-markdown li {
  position: relative;
  padding-left: 20px;
}

.download-markdown li::before {
  position: absolute;
  top: .72em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--download-accent);
  content: "";
  transform: rotate(45deg);
}

.download-markdown code {
  border: 1px solid #d8e3f0;
  border-radius: 5px;
  background: #f1f5fa;
  padding: 2px 5px;
  font-family: var(--download-mono);
  font-size: .9em;
}

.download-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 86px;
  border-top: 1px solid var(--download-line);
  background: rgba(255, 255, 255, .78);
  padding: 22px max(22px, calc((100vw - 1180px) / 2));
  color: var(--download-muted);
  font-size: 13px;
  backdrop-filter: blur(12px);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 520ms var(--download-ease),
    transform 520ms var(--download-ease);
  transition-delay: min(calc(var(--reveal-order, 0) * 42ms), 210ms);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes download-hero-enter {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes download-signal-enter {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes download-orbit-in {
  from { opacity: 0; transform: translateY(-50%) scale(.82) rotate(-8deg); }
  to { opacity: 1; transform: translateY(-50%) scale(1) rotate(0); }
}

@keyframes download-rail {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@keyframes download-loading {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

@media (max-width: 900px) {
  .download-hero-inner {
    grid-template-columns: 1fr;
    align-items: center;
  }

  .download-hero-signal {
    display: none;
  }

  .download-hero-orbit {
    right: -230px;
    opacity: .7;
  }

  .download-asset {
    grid-template-columns: 50px minmax(0, 1fr) auto;
  }

  .download-route {
    display: none;
  }

  .download-release-details summary {
    grid-template-columns: 76px 90px minmax(0, 1fr) 40px;
  }

  .download-release-details summary time {
    display: none;
  }
}

@media (max-width: 680px) {
  .download-topbar {
    min-height: 60px;
    padding: 0 14px;
  }

  .download-hero {
    min-height: 340px;
  }

  .download-hero-inner {
    width: min(100% - 30px, 1180px);
    min-height: 340px;
    padding: 68px 0 76px;
  }

  .download-hero h1 {
    font-size: clamp(44px, 15vw, 68px);
    line-height: .98;
  }

  .download-hero-orbit {
    width: 360px;
    height: 360px;
    right: -245px;
  }

  .download-content {
    width: min(100% - 20px, 1180px);
    margin-top: -36px;
    padding-bottom: 64px;
  }

  .download-latest {
    border-radius: 17px;
  }

  .download-release-header {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 28px 22px 24px;
  }

  .download-version {
    grid-template-columns: auto auto;
    justify-content: start;
    justify-items: start;
    align-items: center;
    gap: 8px;
    min-width: 0;
    border-top: 1px solid var(--download-line);
    border-left: 0;
    padding: 17px 0 0;
  }

  .download-version strong {
    margin: 0;
  }

  .download-asset {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 13px;
    padding: 20px;
  }

  .download-platform-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
  }

  .download-asset-actions {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 4px;
  }

  .download-button {
    min-width: 0;
    min-height: 48px;
  }

  .download-history-heading {
    align-items: start;
    margin-top: 56px;
  }

  .download-history-heading > p {
    display: none;
  }

  .download-release-details summary {
    grid-template-columns: 70px minmax(0, 1fr) 40px;
    min-height: 78px;
    gap: 12px;
    padding: 14px 14px 14px 18px;
  }

  .download-history-index {
    display: none;
  }

  .download-history-title {
    grid-row: 2;
    grid-column: 1 / 3;
    font-size: 13px;
  }

  .download-details-toggle {
    grid-row: 1 / 3;
    grid-column: 3;
  }

  .download-release-body-inner {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 24px 20px 28px;
  }

  .download-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 22px 18px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}