.download-hero { display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 20px; min-height: 448px; padding: 65px 0 54px; }
.download-copy { max-width: 780px; }
.download-hero h1 { font-size: clamp(36px, 4vw, 60px); font-weight: 520; letter-spacing: -.035em; line-height: 1.25; margin: 22px 0; }
.download-hero h1 span { color: var(--sci-mint); display: block; }
.download-hero p { color: var(--sci-muted); line-height: 1.9; max-width: 610px; font-size: 16px; }
.download-hero .sci-button { margin-top: 17px; }
.desktop-art { min-width: 0; height: 340px; perspective: 800px; display: grid; place-items: center; position: relative; }
.desktop-object { width: 240px; height: 178px; transform: rotateX(-8deg) rotateY(-24deg); transform-style: preserve-3d; animation: sci-desktop-float 10s ease-in-out infinite alternate; }
.desktop-screen { position: absolute; inset: 0; border: 1px solid #77b4a193; border-radius: 10px; background: linear-gradient(145deg, #21443c, #102329 75%); box-shadow: inset 0 0 0 5px #101b24, 7px 9px 0 #0d2126, 8px 10px 0 #456559; }
.desktop-toolbar { height: 29px; padding: 13px 14px; display: flex; gap: 4px; }
.desktop-toolbar i { width: 4px; height: 4px; border-radius: 50%; background: #88ad9d; }
.desktop-screen-content { margin: 8px 20px; height: 116px; display: flex; align-items: center; gap: 23px; }
.desktop-orbit { width: 83px; height: 83px; position: relative; border-radius: 50%; border: 1px solid #87ead07a; background: radial-gradient(circle at 25% 30%, #83e7cb2b, transparent 75%); }
.desktop-orbit::before, .desktop-orbit::after { content: ""; position: absolute; border: 1px solid #87ead07a; border-radius: 50%; inset: 0; transform: rotateY(65deg); }
.desktop-orbit::after { transform: rotateX(65deg); }
.desktop-lines { width: 59px; display: grid; gap: 12px; }
.desktop-lines i { height: 3px; background: #87ead04d; border-radius: 2px; }
.desktop-lines i:nth-child(2) { width: 77%; }
.desktop-lines i:nth-child(3) { width: 54%; }
.desktop-base { position: absolute; top: 100%; left: -20px; right: -20px; height: 125px; border: 1px solid #6188788f; border-radius: 0 0 12px 12px; transform-origin: top; transform: rotateX(72deg); background: linear-gradient(180deg, #29473f, #132a2b); box-shadow: 0 6px 0 #36524b; }
.desktop-base::before { content: ""; position: absolute; left: 22px; right: 22px; top: 10px; height: 62px; background: repeating-linear-gradient(90deg, transparent 0 17px, #18302d 17px 21px), repeating-linear-gradient(0deg, #31564a 0 11px, #18302d 11px 16px); border: 1px solid #15352f; border-radius: 5px; }
.desktop-base::after { content: ""; width: 61px; height: 34px; position: absolute; bottom: 6px; left: calc(50% - 30px); border: 1px solid #7ca79552; border-radius: 4px; }
.desktop-shadow { position: absolute; inset: 0; transform: translateY(147px) rotateX(80deg); background: #05090ec2; filter: blur(18px); border-radius: 50%; }
.desktop-art-caption { position: absolute; bottom: 3px; left: 0; right: 0; color: #829e9f; font-size: 10px; letter-spacing: .13em; text-align: center; }
[data-sci-motion].is-paused .desktop-object { animation-play-state: paused; }
@keyframes sci-desktop-float { to { transform: translateY(-10px) rotateX(-5deg) rotateY(-14deg); } }
.platform-section { padding: 20px 0 0; }
.platform-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.platform { background: linear-gradient(150deg, #14232e, #101b27); border: 1px solid #2d414e; border-radius: 10px; padding: 25px; display: flex; flex-direction: column; align-items: start; gap: 14px; min-width: 0; min-height: 294px; }
.platform-icon { width: 38px; height: 38px; display: grid; place-items: center; color: var(--sci-mint); margin-bottom: 6px; }
.platform-icon svg { width: 31px; height: 31px; }
.platform .os { font-size: 11px; color: #91a8b6; letter-spacing: .11em; }
.platform h3 { font-size: 21px; font-weight: 550; margin: 0; letter-spacing: -.02em; }
.platform .release-info { font-size: 14px; line-height: 1.85; color: #a1b6c5; flex: 1; margin: 0; }
.platform .sci-button { width: 100%; text-align: center; margin-top: 6px; }
.platform .sci-button:disabled { color: #8196a5; border-color: #2e414c; background: #15232e; cursor: default; transform: none; }
.pending { font-size: 12px; color: #d3bd93; background: #55462636; border: 1px solid #6754308f; padding: 5px 9px; border-radius: 5px; line-height: 1.5; }
.ready { color: var(--sci-mint); border-color: #3a7d6e; background: #245b4f44; }
.checksum { width: 100%; font-size: 11px; color: #90a5b8; overflow-wrap: anywhere; line-height: 1.8; }
.download-notes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; border-top: 1px solid var(--sci-line); margin-top: 54px; padding-top: 35px; padding-bottom: 50px; }
.note-number { color: #6b9090; font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }
.download-notes h3 { font-weight: 550; font-size: 17px; margin: 15px 0 10px; }
.download-notes p { font-size: 14px; color: var(--sci-muted); line-height: 1.9; margin: 0; }
.download-notes a { color: var(--sci-mint); font-size: 14px; text-decoration: none; display: inline-block; margin-top: 14px; }
.download-error { color: #e6bd9c; background: #3b271e; border: 1px solid #744c35; border-radius: 7px; padding: 16px 20px; font-size: 14px; line-height: 1.8; }
#retry-releases[hidden], .download-error[hidden] { display: none; }
@media (max-width: 1150px) { .platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .desktop-art { scale: .87; } .download-notes { gap: 28px; } }
@media (max-width: 760px) { .download-hero { grid-template-columns: 1fr; padding-top: 38px; padding-bottom: 36px; } .download-hero h1 { font-size: 36px; } .download-hero p { font-size: 15px; } .desktop-art { height: 250px; scale: .83; } .desktop-art-caption { bottom: -2px; } .download-notes { grid-template-columns: 1fr; gap: 28px; margin-top: 35px; } .download-notes>div+div { border-top: 1px solid var(--sci-line); padding-top: 25px; } }
@media (max-width: 510px) { .platform-grid { grid-template-columns: 1fr; } .download-hero h1 { font-size: 33px; } .platform { min-height: 275px; } }
@media (prefers-reduced-motion: reduce) { .desktop-object { animation: none; } }