:root {
  --bg: #071118;
  --bg-alt: #0c1720;
  --surface: rgba(15, 26, 36, 0.86);
  --surface-strong: rgba(18, 31, 43, 0.96);
  --surface-soft: rgba(23, 40, 55, 0.78);
  --text: #eff6fb;
  --muted: #9eb2c3;
  --line: rgba(157, 188, 214, 0.16);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --coral: #ff7a45;
  --gold: #f2b94b;
  --mint: #54c6a9;
  --sky: #66a7ff;
  --radius-lg: 28px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --max-width: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Aptos", "Segoe UI Variable Display", "Trebuchet MS", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 122, 69, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(102, 167, 255, 0.11), transparent 24%),
    radial-gradient(circle at center, rgba(84, 198, 169, 0.06), transparent 30%),
    linear-gradient(180deg, #08121a 0%, var(--bg) 45%, #050c12 100%);
}

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

button,
input {
  font: inherit;
}

.page-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 1.2rem 0 2.5rem;
}

.site-header,
.site-footer,
.stats,
.card,
.workspace-card,
.platform-card,
.preview-card,
.repo-card,
.download-card,
.product-shot {
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.site-header {
  position: sticky;
  top: 1rem;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2.4rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(10, 18, 26, 0.76);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.brand-logo {
  width: 3.75rem;
  height: 3.75rem;
  flex: 0 0 auto;
}

.brand-text {
  color: var(--text);
  font-size: 1.2rem;
}

.site-nav {
  display: flex;
  gap: 1.2rem;
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 3rem;
  align-items: center;
  padding: 2rem 0 2.2rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--coral);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

h1,
h2,
h3,
.tagline {
  margin: 0;
}

h1,
h2 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(3.3rem, 10vw, 6.2rem);
}

h2 {
  font-size: clamp(2.2rem, 5vw, 3.7rem);
}

h3 {
  font-size: 1.15rem;
}

.tagline {
  margin-top: 0.7rem;
  color: var(--sky);
  font-size: clamp(1.15rem, 2.6vw, 1.8rem);
  font-weight: 700;
}

.hero-text,
.section-heading p,
.card p,
.split-copy p,
.workspace-card p,
.platform-card p,
.preview-card p,
.repo-card p,
.download-card p,
.site-footer,
.hero-points,
.detail-list,
.mini-note,
.stats span {
  color: var(--muted);
  line-height: 1.72;
}

.hero-text {
  max-width: 36rem;
  margin: 1.4rem 0 0;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 1.7rem 0 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--coral), #ff9d45);
  color: #fffdfa;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 14px 34px rgba(255, 122, 69, 0.24);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-secondary,
.button-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  box-shadow: none;
  border: 1px solid var(--line);
}

.hero-points,
.detail-list {
  display: grid;
  gap: 0.9rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-points li,
.detail-list li {
  position: relative;
  padding-left: 1.5rem;
}

.hero-points li::before,
.detail-list li::before {
  content: "";
  position: absolute;
  top: 0.72rem;
  left: 0;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--coral));
}

.hero-visual {
  position: relative;
  min-height: 0;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(18px);
}

.orb-coral {
  top: -1.5rem;
  right: 1.2rem;
  width: 8rem;
  height: 8rem;
  background: rgba(255, 122, 69, 0.12);
}

.orb-gold {
  bottom: 2rem;
  left: -0.5rem;
  width: 10rem;
  height: 10rem;
  background: rgba(242, 185, 75, 0.08);
}

.mini-title,
.stats strong {
  margin: 0;
  font-weight: 700;
  color: var(--text);
}

.product-shot {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(157, 188, 214, 0.14);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(17, 29, 40, 0.98), rgba(11, 20, 29, 0.96));
  box-shadow: var(--shadow);
}

.product-shot img {
  display: block;
  width: 100%;
  height: auto;
}

.product-shot video {
  display: block;
  width: 100%;
  height: auto;
  background: #050a10;
}

.hero-shot {
  position: relative;
}

.hero-shot img {
  height: auto;
  object-fit: contain;
  object-position: left top;
  background: transparent;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 1.35rem;
  margin: 1rem 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 23, 33, 0.88);
  box-shadow: var(--shadow);
}

.stats article {
  display: grid;
  gap: 0.35rem;
  padding: 0.4rem 0.2rem;
}

.section {
  padding: 5rem 0 0;
}

.section-heading {
  max-width: 44rem;
  margin-bottom: 1.7rem;
}

.feature-grid,
.platform-row,
.shell-grid,
.preview-grid,
.download-grid,
.download-layout,
.feature-media-grid,
.shortcut-strip,
.utility-strip {
  display: grid;
  gap: 1rem;
}

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

.feature-media-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
  align-items: start;
}

.card,
.workspace-card,
.platform-card,
.preview-card,
.repo-card,
.download-card {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.24);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: start;
}

.split-copy {
  padding-top: 0.8rem;
}

.workspace-board {
  display: grid;
  gap: 1rem;
}

.workspace-label,
.preview-tag {
  display: inline-block;
  margin-bottom: 0.7rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(102, 167, 255, 0.12);
  color: #8eb8ff;
  font-size: 0.82rem;
  font-weight: 700;
}

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

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

.preview-grid {
  grid-template-columns: 1.5fr 1fr 1fr;
}

.preview-card {
  min-height: 15rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    linear-gradient(160deg, rgba(18, 31, 43, 0.96), rgba(11, 20, 29, 0.94)),
    linear-gradient(135deg, rgba(84, 198, 169, 0.06), rgba(255, 122, 69, 0.06));
}

.preview-large {
  min-height: 22rem;
}

.workspace-shot {
  margin-top: 0.25rem;
}

.demo-shot {
  overflow: hidden;
}

.screenshot-card {
  padding: 0;
}

.screenshot-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.download-layout {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  align-items: start;
}

.repo-card {
  display: grid;
  gap: 1rem;
  background:
    radial-gradient(circle at top right, rgba(102, 167, 255, 0.14), transparent 32%),
    linear-gradient(160deg, rgba(18, 31, 43, 0.96), rgba(11, 20, 29, 0.94));
}

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

.download-card {
  display: grid;
  gap: 0.8rem;
}

.download-card a,
.site-footer a {
  color: var(--sky);
  font-weight: 700;
}

.download-card a[aria-disabled="true"] {
  opacity: 0.72;
}

.download-card a.download-alt {
  font-weight: 500;
  font-size: 0.85em;
  opacity: 0.7;
}

.download-card a.download-alt:hover {
  opacity: 1;
}

.shortcut-strip {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.utility-strip {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.shortcut-card {
  display: grid;
  gap: 0.35rem;
  padding: 1.2rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}

.shortcut-card strong {
  color: var(--text);
}

.shortcut-card span {
  color: var(--muted);
  line-height: 1.6;
}

.platform-dot {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  display: inline-block;
}

.platform-dot.windows {
  background: var(--sky);
}

.platform-dot.mac {
  background: var(--coral);
}

.platform-dot.linux {
  background: var(--mint);
}

.smartscreen-note {
  font-size: 0.65rem !important;
  color: var(--muted) !important;
  opacity: 0.7;
  line-height: 1.4;
  margin-top: 0.3rem;
}

.smartscreen-note strong {
  color: var(--text);
}

.signed-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  background: rgba(84, 198, 169, 0.12);
  color: var(--mint);
  border: 1px solid rgba(84, 198, 169, 0.25);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 3rem 0 0.2rem;
  font-size: 0.95rem;
}

.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;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .button:hover,
  .button:focus-visible {
    transform: none;
  }
}

@media (max-width: 960px) {
  .site-header,
  .hero,
  .split,
  .stats,
  .platform-row,
  .shell-grid,
  .feature-grid,
  .preview-grid,
  .download-grid,
  .download-layout,
  .feature-media-grid,
  .shortcut-strip,
  .utility-strip {
    grid-template-columns: 1fr;
  }

  .site-header {
    border-radius: 1.4rem;
  }

  .site-nav {
    display: none;
  }

  .hero {
    gap: 2rem;
    padding-top: 1.3rem;
  }

  .hero-visual {
    min-height: auto;
  }

}

@media (max-width: 640px) {
  .page-shell {
    width: min(calc(100% - 1.1rem), var(--max-width));
  }

  .site-header {
    padding: 0.9rem;
  }

  .brand-text {
    font-size: 1rem;
  }

  .button,
  .button-secondary,
  .button-ghost {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .preview-large {
    min-height: 16rem;
  }

  .site-footer {
    flex-direction: column;
    padding-top: 2rem;
  }
}