:root { color-scheme: dark; font: 16px/1.6 system-ui, sans-serif; color: #e6edf5; background: #111820; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 900px; margin: auto; padding: 42px 24px; }
h1 { line-height: 1.2; font-size: 2.2rem; margin: 18px 0; }
h2 { font-size: 1.1rem; }
header p, .hint, footer { color: #a6b6c7; }
.badge { color: #8fe0bc; font-size: .85rem; letter-spacing: .05em; }
label { display: block; font-weight: 600; margin-bottom: 8px; }
.ml-option { font-weight: 400; }
.ml-option input { accent-color: #8fe0bc; margin-right: 8px; }
textarea { width: 100%; font: inherit; background: #1a2633; color: inherit; border: 1px solid #496072; border-radius: 10px; padding: 16px; resize: vertical; }
textarea:focus { outline: 2px solid #8fe0bc; }
.actions { display: flex; align-items: center; gap: 20px; }
button { border: 0; border-radius: 8px; background: #8fe0bc; color: #10251b; font: inherit; font-weight: 700; padding: 12px 26px; cursor: pointer; }
button:disabled { opacity: .5; cursor: wait; }
section, details { border-top: 1px solid #314354; margin-top: 26px; padding-top: 16px; }
audio { display: block; width: 100%; margin: 12px 0; }
a { color: #8fe0bc; cursor: pointer; }
dt { font-size: .85rem; color: #a6b6c7; }
dd { margin: 4px 0 14px; overflow-wrap: anywhere; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; font-size: .8rem; max-height: 400px; overflow: auto; }
summary { cursor: pointer; }
footer, .hint { font-size: .85rem; }
footer { margin-top: 32px; }
.error { color: #ffb1a8; }