/* SPDX-License-Identifier: Apache-2.0 */
:root {
  color-scheme: light;
  --paper: #e8eef5;
  --surface: rgb(250 253 255 / .46);
  --ink: #182d49;
  --muted: #4f647e;
  --line: rgb(104 129 160 / .19);
  --wash: rgb(241 248 255 / .5);
  --blue: #376bb4;
  --strong: #234b83;
  --accent: #b99b7a;
  --header: rgb(250 253 255 / .5);
  --glass-edge: rgb(255 255 255 / .78);
  --glass-shadow: 0 18px 60px rgb(36 66 104 / .09), inset 0 1px 0 rgb(255 255 255 / .95), inset 0 -1px 0 rgb(255 255 255 / .3);
  --halo: #a8c8e0;
  font-family: "Segoe UI", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  font-synthesis: none;
  scroll-behavior: smooth;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #101d2c;
  --surface: rgb(44 67 92 / .42);
  --ink: #edf4ff;
  --muted: #b2c5df;
  --line: rgb(182 210 242 / .18);
  --wash: rgb(74 108 146 / .25);
  --blue: #a7caff;
  --strong: #d0e4ff;
  --accent: #d4bb97;
  --header: rgb(27 48 70 / .56);
  --glass-edge: rgb(207 231 255 / .24);
  --glass-shadow: 0 22px 64px rgb(0 9 23 / .2), inset 0 1px 0 rgb(226 245 255 / .22), inset 0 -1px 0 rgb(143 185 232 / .06);
  --halo: #426681;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 15px; line-height: 1.85; min-height: 100vh; display: flex; flex-direction: column; position: relative; isolation: isolate; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -2; background: radial-gradient(ellipse at 76% 18%, rgb(174 201 230 / .65), transparent 45%), radial-gradient(ellipse at 12% 42%, rgb(211 204 233 / .5), transparent 48%), radial-gradient(ellipse at 70% 95%, rgb(192 215 215 / .55), transparent 45%); }
body::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -1; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 80px 80px; opacity: .18; mask-image: linear-gradient(transparent, #000 35%, transparent); }
[data-theme="dark"] body::before { opacity: .2; }
main { flex: 1; }
button, input { font: inherit; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
img, svg { max-width: 100%; }
img { height: auto; }
svg.icon { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
[hidden] { display: none !important; }
::selection { background: #bfd5f5; color: #173454; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 16px; padding: 8px 16px; background: var(--surface); transform: translateY(-180%); border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }
.container { width: min(1180px, calc(100% - 96px)); margin-inline: auto; }
.site-header { width: min(1252px, calc(100% - 56px)); margin: 24px auto 0; border: 1px solid var(--glass-edge); border-radius: 24px; background: var(--header); position: sticky; top: 16px; z-index: 10; backdrop-filter: blur(28px) saturate(150%); -webkit-backdrop-filter: blur(28px) saturate(150%); box-shadow: var(--glass-shadow); }
.header-inner { width: calc(100% - 48px); min-height: 76px; display: flex; align-items: center; gap: 38px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand img { width: 32px; height: 32px; }
[data-theme="dark"] .brand img { filter: brightness(1.75) saturate(.8); }
.brand-text { display: flex; align-items: center; gap: 14px; font-family: "Bahnschrift", "Segoe UI", sans-serif; font-size: 27px; font-weight: 650; letter-spacing: -.8px; }
.brand-text small { color: var(--muted); font: 12px "Microsoft YaHei UI", sans-serif; letter-spacing: 1px; border-left: 1px solid var(--line); padding-left: 14px; }
.desktop-nav { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.nav-link { padding: 8px 20px; color: var(--muted); border-radius: 999px; transition: color .16s, background .16s, box-shadow .16s; }
.nav-link:hover { color: var(--ink); background: var(--wash); }
.nav-link[aria-current="page"] { color: var(--strong); background: var(--wash); box-shadow: inset 0 1px 0 var(--glass-edge), 0 3px 10px rgb(25 60 100 / .04); font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.icon-button { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border: 1px solid var(--line); background: transparent; color: var(--muted); border-radius: 50%; }
.icon-button:hover { color: var(--blue); background: var(--wash); }
.sun { display: none; }
[data-theme="dark"] .moon { display: none; }
[data-theme="dark"] .sun { display: inline; }
.mobile-menu { display: none; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.45; }
.hero { display: grid; grid-template-columns: .95fr 1.05fr; gap: 20px; min-height: 660px; padding: 56px 0 66px; align-items: center; }
.hello { color: var(--muted); font-size: 14px; font-weight: 500; margin-bottom: 26px; letter-spacing: 2px; }
.hero h1 { font-size: clamp(44px, 5.1vw, 74px); font-weight: 650; line-height: 1.24; letter-spacing: -3px; margin-bottom: 30px; }
.hero h1 span { display: block; }
.hero-copy { max-width: 460px; color: var(--muted); font-size: 16px; line-height: 2; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 12px 22px; border: 1px solid var(--glass-edge); border-radius: 14px; font-weight: 600; font-size: 14px; box-shadow: var(--glass-shadow); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); transition: background .2s, border-color .2s, box-shadow .2s, transform .2s; }
.button-primary, .button-green { color: #fff; background: linear-gradient(160deg, #547fae, #2b5280); border-color: #8eaac9; box-shadow: inset 0 1px 0 #d6e7ff66, 0 8px 24px #1c48772b; }
.button-primary:hover, .button-green:hover { background: linear-gradient(160deg, #638bb7, #315f93); box-shadow: inset 0 1px 0 #e4f0ff99, 0 0 0 4px #7fa6d425, 0 12px 28px #1c48772b; transform: translateY(-1px); }
.button-secondary { background: var(--surface); color: var(--ink); }
.button-secondary:hover { background: var(--wash); box-shadow: var(--glass-shadow), 0 0 0 4px #8eafd51c; transform: translateY(-1px); }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px 18px; font-size: 12px; color: var(--muted); margin: 24px 0 0; }
.hero-tags span + span { border-left: 1px solid var(--line); padding-left: 18px; }
.glass { border: 1px solid var(--glass-edge); background: linear-gradient(135deg, rgb(255 255 255 / .5), rgb(255 255 255 / .12)); box-shadow: var(--glass-shadow); backdrop-filter: blur(22px) saturate(135%); -webkit-backdrop-filter: blur(22px) saturate(135%); }
[data-theme="dark"] .glass { background: linear-gradient(135deg, rgb(114 153 192 / .2), rgb(40 66 95 / .12)); }
.lab-stage { position: relative; width: 100%; aspect-ratio: 600 / 560; min-width: 0; }
.lab-halo { position: absolute; width: 77%; height: 77%; left: 15%; top: 10%; background: radial-gradient(circle, rgb(255 255 255 / .85), rgb(115 167 215 / .32) 45%, transparent 70%); border-radius: 50%; transform: translate(var(--glow-x, 0px), var(--glow-y, 0px)); transition: transform .18s ease-out; pointer-events: none; }
[data-theme="dark"] .lab-halo { opacity: .22; }
.lab-ring { position: absolute; width: 74%; aspect-ratio: 1; left: 18%; top: 11%; border-radius: 50%; border: 1px solid var(--glass-edge); box-shadow: 0 0 0 18px rgb(255 255 255 / .04), 0 0 0 19px var(--line); transform: translate(var(--ring-x, 0px), var(--ring-y, 0px)) scaleY(.94); transition: transform .18s ease-out; pointer-events: none; }
.lab-circuit { position: absolute; width: 100%; height: 100%; inset: 0; overflow: visible; }
.lab-circuit circle { stroke: var(--blue); fill: var(--paper); opacity: .55; }
.circuit-muted { stroke: var(--line); stroke-width: 1; }
.circuit-signal { stroke: var(--blue); opacity: .35; stroke-width: 2; }
.lab-slab { position: absolute; left: 12%; top: 17%; width: 59%; height: 63%; border-radius: 34px; transform: rotate(-12deg) skewY(3deg); background: linear-gradient(125deg, rgb(255 255 255 / .58), rgb(190 208 229 / .12)); }
.lab-slab::before { content: ""; position: absolute; inset: 0; border-radius: inherit; background: radial-gradient(ellipse at var(--light-x, 25%) var(--light-y, 10%), rgb(255 255 255 / .95), rgb(77 143 207 / .25) 35%, transparent 65%); opacity: .8; pointer-events: none; }
.lab-slab::after { content: ""; position: absolute; inset: 10px; border: 1px solid var(--glass-edge); opacity: .5; border-radius: 26px; }
.slab-caption { position: absolute; top: 25px; left: 26px; font-size: 11px; color: var(--muted); letter-spacing: 2px; }
.slab-mark { position: absolute; bottom: 22px; right: 26px; font: 12px "Bahnschrift", sans-serif; color: var(--muted); }
.slab-contact { position: absolute; width: 8px; height: 8px; border-radius: 50%; border: 1px solid var(--accent); box-shadow: inset 0 1px 2px #fff6; }
.contact-one { bottom: 26px; left: 24px; }
.contact-two { top: 26px; right: 24px; }
.lab-chip { position: absolute; left: 9%; top: 39%; width: 27%; aspect-ratio: 1; }
.chip-core { position: absolute; inset: 10px; border-radius: 18px; border: 1px solid #66819b; background: linear-gradient(140deg, #40576a, #1c3147 80%); box-shadow: inset 1px 1px 1px #b2c5d688, inset -2px -2px 2px #0e203f99, 0 20px 28px #24476f28; color: #f3f7fc; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.chip-core svg { width: 29px; height: 29px; margin-bottom: 6px; color: #bed4df; }
.chip-core strong { font: 600 clamp(17px, 2vw, 28px) "Bahnschrift", sans-serif; letter-spacing: -.5px; }
.chip-core small { font-size: 9px; color: #bfd1df; margin-top: 8px; letter-spacing: 1px; }
.chip-pins { position: absolute; display: block; background: repeating-linear-gradient(90deg, #859bad 0 4px, transparent 4px 14px); }
.pins-top, .pins-bottom { left: 24px; right: 24px; height: 12px; }
.pins-top { top: 0; }.pins-bottom { bottom: 0; }
.pins-left, .pins-right { top: 24px; bottom: 24px; width: 12px; background: repeating-linear-gradient(0deg, #859bad 0 4px, transparent 4px 14px); }
.pins-left { left: 0; }.pins-right { right: 0; }
.lab-wave { position: absolute; left: 35%; top: 23%; width: 63%; border-radius: 24px; padding: 18px 20px 14px; background: linear-gradient(140deg, rgb(255 255 255 / .84), rgb(255 255 255 / .48)); backdrop-filter: none; -webkit-backdrop-filter: none; }
.wave-heading { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 18px; font-size: 12px; }
.wave-heading > span { display: flex; align-items: center; gap: 7px; }
.wave-heading i { width: 5px; height: 5px; background: var(--blue); border-radius: 50%; }
.wave-heading small { color: var(--muted); font-size: 10px; }
.lab-wave > svg { display: block; width: 100%; }
.wave-grid { stroke: var(--line); stroke-width: .8; }
.wave-line { stroke: var(--blue); stroke-width: 2.4; stroke-linecap: round; }
.wave-caption { margin-top: 12px; display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 10px; }
.lab-packet { position: absolute; width: 48%; left: 41%; top: 70%; padding: 17px 22px; border-radius: 19px; background: linear-gradient(130deg, rgb(255 255 255 / .86), rgb(255 255 255 / .48)); backdrop-filter: none; -webkit-backdrop-filter: none; }
[data-theme="dark"] .lab-wave, [data-theme="dark"] .lab-packet { background: linear-gradient(135deg, rgb(58 86 117 / .88), rgb(29 51 76 / .86)); }
.lab-wave::before { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; background: radial-gradient(ellipse at var(--light-x, 25%) var(--light-y, 10%), rgb(255 255 255 / .85), rgb(113 167 214 / .2) 35%, transparent 65%); opacity: .9; }
.lab-wave > * { position: relative; }
[data-theme="dark"] .lab-wave::before { opacity: .16; }
.lab-packet > div { display: flex; justify-content: space-between; align-items: center; }
.packet-label { font-size: 11px; }
.lab-packet small { font-size: 9px; color: var(--muted); }
.lab-packet code { display: block; white-space: nowrap; margin-top: 9px; font: 12px "Cascadia Code", Consolas, monospace; color: var(--muted); }
.lab-packet em { font-style: normal; color: var(--blue); }
.packet-caption { font-size: 10px; color: var(--muted); }
.lab-caption { position: absolute; top: 100%; margin: 28px 0 0; width: 100%; text-align: center; font-size: 11px; letter-spacing: 1px; color: var(--muted); }
.section { margin-bottom: 76px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 26px; }
.section-head h2 { font-size: 25px; font-weight: 650; margin: 0; }
.interests { display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px; padding: 30px 0 6px; border-top: 1px solid var(--line); }
.interest-item > .icon { color: var(--blue); width: 26px; height: 26px; margin-bottom: 14px; }
.interest-item h3 { font-size: 17px; margin-bottom: 10px; }
.interest-item p { color: var(--muted); font-size: 14px; margin-bottom: 0; max-width: 300px; }
.text-link { color: var(--blue); display: inline-flex; align-items: center; gap: 8px; font-size: 14px; }
.text-link:hover, .footer-links a:hover, .registration a:hover { text-decoration: underline; text-underline-offset: 5px; }
.project-feature { display: grid; grid-template-columns: .85fr 1.2fr; align-items: center; border: 1px solid var(--glass-edge); border-radius: 30px; background: var(--surface); overflow: hidden; box-shadow: var(--glass-shadow); backdrop-filter: blur(28px) saturate(130%); -webkit-backdrop-filter: blur(28px) saturate(130%); }
.project-feature-text { padding: 36px; }
.project-brand, .download-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.project-icon, .download-brand img { display: block; width: 48px; height: 48px; background: transparent; padding: 0; flex-shrink: 0; }
.project-brand h2, .download-brand h2 { margin: 0; font-size: clamp(20px, 2vw, 26px); letter-spacing: -.5px; }
.project-version, .version { color: var(--blue); font-size: 12px; font-weight: 600; }
.project-feature p { color: var(--muted); font-size: 14px; max-width: 360px; }
.feature-tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 22px 0 26px; }
.feature-tags span { background: var(--wash); color: var(--muted); border-radius: 6px; font-size: 12px; padding: 3px 9px; }
.project-feature-image { padding: 44px 30px 44px 0; min-width: 0; }
.project-feature-image img { width: 100%; display: block; border: 1px solid var(--glass-edge); border-radius: 12px; box-shadow: 0 20px 45px #182a451c; }
.project-feature .preview-caption { max-width: none; margin: 12px 0 0; text-align: center; font-size: 11px; }
.small-note { display: flex; align-items: start; gap: 10px; color: var(--muted); font-size: 13px; margin: 22px 0 0; }
.small-note .icon { margin-top: 3px; width: 18px; }
.site-footer { border-top: 1px solid var(--glass-edge); padding: 32px 0 24px; color: var(--muted); font-size: 12px; background: var(--surface); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.registration { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 10px 24px; border-top: 1px solid var(--line); padding-top: 20px; margin-top: 24px; min-height: 44px; font-size: 12px; }
.registration a, .registration span { display: inline-flex; gap: 6px; align-items: center; }
.registration .icon { width: 15px; height: 15px; }
.registration img { width: 18px; height: 20px; object-fit: contain; }
.page-heading { padding: 62px 0 36px; }
.page-heading h1 { font-size: clamp(28px, 3.2vw, 42px); font-weight: 650; letter-spacing: -.7px; margin-bottom: 16px; }
.page-heading p { color: var(--muted); font-size: 16px; max-width: 700px; margin: 0; }
.download-panel { background: var(--surface); border: 1px solid var(--glass-edge); border-radius: 28px; display: grid; grid-template-columns: 1.15fr .85fr; overflow: hidden; margin-bottom: 24px; box-shadow: var(--glass-shadow); backdrop-filter: blur(28px) saturate(130%); -webkit-backdrop-filter: blur(28px) saturate(130%); }
.download-main, .download-details { padding: 36px; }
.download-main p { color: var(--muted); max-width: 470px; }
.download-meta { display: flex; gap: 10px 18px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin: 22px 0; }
.download-main .button { width: 100%; min-height: 54px; font-size: 16px; }
.download-alt { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: var(--blue); font-size: 12px; margin-top: 16px; }
.download-alt a:hover { text-decoration: underline; }
.download-details { background: var(--wash); }
.download-details h3 { font-size: 17px; margin-bottom: 22px; }
.download-details ul { list-style: none; padding: 0; margin: 0; }
.download-details li { display: flex; gap: 10px; align-items: start; margin-bottom: 14px; font-size: 14px; }
.download-details .icon { color: var(--blue); width: 18px; margin-top: 4px; }
.checksum { border: 1px solid var(--glass-edge); border-radius: 18px; padding: 20px 24px; margin-bottom: 32px; background: var(--surface); box-shadow: var(--glass-shadow); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.checksum-heading { display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: 13px; margin-bottom: 10px; }
.copy-button { display: inline-flex; align-items: center; gap: 6px; border: 0; border-radius: 6px; background: var(--wash); color: var(--blue); padding: 6px 10px; font-size: 12px; flex-shrink: 0; }
.checksum code { display: block; font-family: "Cascadia Code", Consolas, monospace; color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.release-notes { margin: 36px 0; padding-bottom: 26px; border-bottom: 1px solid var(--line); }
.release-notes h2 { font-size: 23px; }
.release-notes h3 { font-size: 17px; margin-top: 24px; }
.release-notes p, .release-notes li { font-size: 14px; color: var(--muted); }
.release-notes pre { overflow-x: auto; padding: 16px; background: var(--wash); border-radius: 8px; max-width: 100%; font-size: 13px; }
.download-help { display: grid; grid-template-columns: 1fr 1fr; gap: 32px 56px; padding: 16px 0 20px; }
.download-help h3 { font-size: 17px; margin-bottom: 12px; }
.download-help p { color: var(--muted); font-size: 14px; margin: 0; }
.about-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 70px; padding: 8px 0 80px; }
.prose p { color: var(--muted); font-size: 16px; line-height: 2.1; margin-bottom: 22px; }
.prose .button { margin-top: 12px; }
.about-note { background: var(--surface); border: 1px solid var(--glass-edge); border-radius: 24px; padding: 32px; align-self: start; box-shadow: var(--glass-shadow); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.about-note h2 { font-size: 19px; margin-bottom: 24px; }
.topic-lines { display: grid; gap: 20px; }
.topic-lines div { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.topic-lines .icon { color: var(--blue); }
.not-found { text-align: center; padding: 80px 0 100px; }
.not-found .number { font-size: 80px; line-height: 1.2; color: var(--blue); font-family: "Bahnschrift", sans-serif; margin-bottom: 18px; }
.not-found h1 { font-size: 28px; }
.not-found p { color: var(--muted); }
#toast { position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 20; background: var(--ink); color: var(--paper); padding: 12px 20px; border-radius: 10px; font-size: 13px; width: max-content; max-width: calc(100% - 32px); }
.clipboard-helper { position: fixed; top: -1000px; }
@media (max-width: 1000px) {
  .container { width: calc(100% - 56px); }
  .hero { gap: 12px; padding: 48px 0 64px; min-height: 580px; }
  .hero h1 { font-size: 54px; }
  .brand-text small { display: none; }
  .project-feature-text, .download-main, .download-details { padding: 28px; }
  .project-feature-image { padding: 28px 24px 28px 0; }
  .about-grid { gap: 36px; }
}
@media (max-width: 760px) {
  .container { width: calc(100% - 40px); }
  .site-header { width: calc(100% - 28px); margin-top: 14px; border-radius: 20px; top: 10px; }
  .header-inner { width: calc(100% - 32px); min-height: 64px; gap: 20px; }
  .desktop-nav { display: none; }
  .header-actions { margin-left: auto; }
  .mobile-menu { display: block; }
  .mobile-menu summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 8px; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-nav { position: absolute; top: calc(100% + 10px); right: 0; width: 180px; padding: 10px; border: 1px solid var(--glass-edge); border-radius: 18px; background: var(--paper); box-shadow: var(--glass-shadow); display: grid; gap: 4px; }
  .hero { grid-template-columns: 1fr; padding: 52px 0 44px; gap: 8px; }
  .hero h1 { font-size: clamp(48px, 9vw, 64px); letter-spacing: -2px; }
  .hello { margin-bottom: 20px; font-size: 12px; }
  .lab-stage { width: min(520px, 100%); margin: 0 auto 20px; }
  .hero-copy { max-width: 540px; }
  .hero-actions .button { flex: 1 1 auto; }
  .interests { gap: 22px; }
  .interest-item h3 { font-size: 16px; }
  .section { margin-bottom: 50px; }
  .project-feature, .download-panel { grid-template-columns: 1fr; }
  .project-feature-text { padding: 28px; }
  .project-feature-image { padding: 0 24px 26px; }
  .project-feature p { max-width: 100%; }
  .page-heading { padding: 40px 0 28px; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 50px; }
  .footer-inner { justify-content: center; text-align: center; gap: 12px; }
  .footer-links { gap: 20px; }
}
@media (max-width: 480px) {
  .container { width: calc(100% - 36px); }
  .hero { padding-top: 42px; }
  .hero-actions { flex-direction: row; gap: 10px; }
  .hero-actions .button { padding: 11px 14px; font-size: 12px; }
  .hero-actions .button-primary { flex: 1 1 auto; }
  .hero-actions .button-secondary { flex: 0 0 auto; }
  .hero h1 { font-size: 52px; }
  .hero-copy { margin-bottom: 26px; }
  .hero-tags { font-size: 11px; gap: 10px 12px; }
  .hero-tags span + span { padding-left: 12px; }
  .lab-stage { margin-top: 8px; }
  .lab-wave { border-radius: 16px; padding: 12px; }
  .wave-heading { font-size: 9px; margin-bottom: 8px; }
  .wave-heading small { font-size: 8px; }
  .wave-caption { font-size: 7px; margin-top: 6px; }
  .lab-packet { padding: 10px 13px; border-radius: 13px; top: 72%; }
  .lab-packet code { font-size: 9px; margin-top: 4px; }
  .lab-packet small, .packet-caption { font-size: 7px; }
  .packet-label { font-size: 9px; }
  .lab-slab { border-radius: 24px; }
  .lab-slab::after { border-radius: 17px; inset: 7px; }
  .slab-caption { font-size: 8px; top: 16px; left: 16px; letter-spacing: 1px; }
  .slab-mark { font-size: 9px; right: 15px; bottom: 16px; }
  .chip-core { inset: 7px; border-radius: 11px; }
  .chip-core svg { width: 20px; height: 20px; margin-bottom: 2px; }
  .chip-core strong { font-size: 17px; }
  .chip-core small { font-size: 6px; margin-top: 3px; letter-spacing: 0; }
  .pins-top, .pins-bottom { left: 14px; right: 14px; height: 8px; }
  .pins-left, .pins-right { top: 14px; bottom: 14px; width: 8px; }
  .lab-caption { font-size: 9px; }
  .hero-copy { font-size: 15px; }
  .interests { grid-template-columns: 1fr; gap: 24px; }
  .interest-item { display: grid; grid-template-columns: 32px 1fr; column-gap: 12px; }
  .interest-item > .icon { grid-row: 1 / 3; margin-top: 2px; }
  .interest-item h3 { margin-bottom: 6px; }
  .interest-item p { max-width: 100%; }
  .section-head h2 { font-size: 22px; }
  .section-head { gap: 12px; }
  .text-link { font-size: 13px; }
  .project-feature-text, .download-main, .download-details, .about-note { padding: 24px; }
  .download-help { grid-template-columns: 1fr; gap: 28px; }
  .checksum { padding: 18px; }
  .checksum-heading { gap: 8px; font-size: 12px; }
  .registration { flex-direction: column; gap: 12px; }
}
@media (prefers-reduced-motion: no-preference) {
  .hero-intro { animation: lab-intro .7s ease-out both; }
  .lab-stage { animation: lab-intro .9s .08s ease-out both; }
  @keyframes lab-intro { from { opacity: 0; translate: 0 12px; } to { opacity: 1; translate: 0 0; } }
}
@supports not (backdrop-filter: blur(1px)) {
  .glass, .site-header, .project-feature, .download-panel, .checksum, .about-note { background-color: var(--paper); }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}