body { font: 15px/1.5 system-ui, sans-serif; color: #1b1b1f; background: #fafafa; margin: 0; }
main { max-width: 620px; margin: 48px auto; padding: 0 20px; }
h1 { font-size: 20px; letter-spacing: 0.02em; }
h2 { font-size: 17px; margin: 24px 0 8px; }
button { font: inherit; padding: 9px 16px; margin: 8px 8px 0 0; border-radius: 6px; border: 1px solid #b9b9c4; background: #fff; cursor: pointer; }
button.primary { background: #1b1b1f; color: #fff; border-color: #1b1b1f; }
button:disabled { opacity: 0.5; cursor: default; }
table { border-collapse: collapse; width: 100%; margin: 8px 0; }
td, th { text-align: left; padding: 5px 12px 5px 0; vertical-align: top; border-bottom: 1px solid #ececf0; }
th { font-weight: 600; color: #5c5c66; font-size: 13px; }
code { font: 13px/1.5 ui-monospace, monospace; word-break: break-all; }
.origin { font-size: 18px; font-weight: 600; }
.note { color: #5c5c66; font-size: 14px; }
.warn { background: #fff7e0; border: 1px solid #e8c766; padding: 10px 12px; border-radius: 6px; margin: 12px 0; }
.error { background: #fdecec; border: 1px solid #e59a9a; padding: 10px 12px; border-radius: 6px; margin: 12px 0; }
#status { color: #5c5c66; min-height: 1.5em; }
ul { padding-left: 20px; }
.session { border-top: 2px solid #1b1b1f; margin: 16px 0; padding-top: 4px; }
.session .origin { margin: 8px 0 0; word-break: break-all; }
label { display: block; font-weight: 600; font-size: 14px; margin: 12px 0 4px; }
input[type="file"] { font: inherit; max-width: 100%; }
.confirm { background: #f4f4f7; border: 1px solid #b9b9c4; padding: 10px 12px; border-radius: 6px; margin: 12px 0; }
.confirm p { margin: 0 0 4px; }