:root { color-scheme: dark; --bg: #14141c; --panel: #1f1f2b; --fg: #e8e8f0; --dim: #9a9ab0; --accent: #7c5cff; --bad: #ff6b6b; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.5 system-ui, sans-serif; }
header, main, footer { max-width: 760px; margin: 0 auto; padding: 16px; }
header h1 { margin: 16px 0 0; letter-spacing: .2em; }
header p, footer p { color: var(--dim); }
code { background: #0003; padding: 1px 5px; border-radius: 4px; word-break: break-all; }
#drop { border: 2px dashed var(--dim); border-radius: 12px; padding: 40px 16px; text-align: center; cursor: pointer; }
#drop:hover, #drop:focus, #drop.over { border-color: var(--accent); background: #7c5cff18; outline: none; }
#card { background: var(--panel); border-radius: 12px; padding: 16px 20px; margin-top: 16px; }
#card h2 { margin: 0; }
#card h3 { margin-bottom: 4px; }
#c-meta, .small { color: var(--dim); }
.small { font-size: 13px; }
#error { background: #ff6b6b22; border: 1px solid var(--bad); color: var(--bad); padding: 10px 14px; border-radius: 8px; }
button { background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 8px 18px; font: inherit; cursor: pointer; }
button.secondary { background: #3a3a4c; }
.bar { display: flex; justify-content: space-between; align-items: center; margin: 16px 0 8px; }
#screen { display: flex; justify-content: center; }
iframe { border-radius: 8px; }
.nav { max-width: 760px; margin: 0 auto; padding: 12px 16px 0; display: flex; gap: 18px; }
.nav a { color: var(--dim); text-decoration: none; }
.nav a:hover, .nav a[aria-current] { color: var(--fg); }
a { color: #a99bff; }
.doc, .play { max-width: 860px; }
.toc { display: flex; flex-wrap: wrap; gap: 6px 14px; padding: 10px 14px; background: var(--panel); border-radius: 10px; margin-bottom: 16px; font-size: 14px; }
.toc a { text-decoration: none; }
.doc h2 { margin-top: 36px; border-bottom: 1px solid #ffffff22; padding-bottom: 4px; }
.doc h3 { margin-top: 24px; }
pre { background: #0d0d14; padding: 12px 14px; border-radius: 8px; overflow-x: auto; font-size: 14px; line-height: 1.45; }
pre code { background: none; padding: 0; word-break: normal; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; margin: 8px 0 16px; font-size: 15px; }
th, td { border: 1px solid #ffffff22; padding: 5px 10px; text-align: left; vertical-align: top; }
th { background: var(--panel); }
.play label { display: block; margin: 12px 0 4px; color: var(--dim); }
.play label.inline { display: inline; margin-left: 12px; }
input[type=text], textarea { width: 100%; background: #0d0d14; color: var(--fg); border: 1px solid #ffffff2a; border-radius: 8px; padding: 8px 10px; font: 14px/1.45 ui-monospace, Consolas, monospace; }
textarea { tab-size: 2; resize: vertical; }
.nav .brand { color: var(--fg); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; margin-right: 10px; }
header h1 { letter-spacing: .22em; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.banner { position: relative; max-width: 1024px; margin: 12px auto 0; }
.banner img { display: block; width: 100%; height: auto; border-radius: 14px; background: #0b0b14; }
/* The real drop zone sits invisibly over the drop box drawn in splash.png (percentages of the 1024x1536 image). */
#banner #drop { position: absolute; left: 3.42%; top: 77.15%; width: 93.26%; height: 18.23%; border: 0; border-radius: 14px; padding: 0; cursor: pointer; background: transparent; }
#banner #drop:hover, #banner #drop:focus-visible, #banner #drop.over { outline: 3px solid var(--accent); background: #7c5cff22; }
#error { max-width: 1024px; margin: 12px auto 0; }