:root {
    color-scheme: dark;
    --bg: #110e0c;
    --fg: #f7f5ef;
    --muted: #8f7f74;
    --line: #5a2310;
    --line-soft: #2a1d17;
    --accent: #f06204;
    --err: #ff8a6b;
    --ok: #8fd6a6;
    --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
    --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
    margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 18px;
    background: var(--bg) repeating-linear-gradient(0deg, rgba(255, 255, 255, .018) 0 1px, transparent 1px 3px);
    color: var(--fg); font: 16px/1.5 var(--sans);
}
main { width: 100%; max-width: 30rem; border: 1px solid var(--line); padding: 40px 40px 36px; }
main:has(table) { max-width: 48rem; }
@media (max-width: 560px) { main { padding: 32px 24px 28px; min-height: calc(100vh - 36px); } }

/* brand */
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 36px; }
.brand img { width: 44px; height: 44px; }
.brand span, .eyebrow, label, th, .or { font: 400 .72rem/1.4 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.brand span { color: var(--fg); }

/* headings */
.eyebrow { margin: 0 0 8px; }
h1 { margin: 0; font-size: 2rem; line-height: 1.15; font-weight: 500; letter-spacing: -.01em; }
.sub { margin: 6px 0 0; color: var(--muted); }
h2 { margin: 32px 0 8px; font: 500 .8rem/1.4 var(--mono); letter-spacing: .2em; text-transform: uppercase; }
h3 { margin: 24px 0 0; font: 400 .72rem/1.4 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
p { margin: 12px 0; }

/* forms */
form { display: grid; gap: 20px; margin: 28px 0 0; }
label { display: grid; gap: 8px; }
input:not([type=checkbox], [type=radio]), textarea {
    width: 100%; padding: 13px 16px; font: inherit; color: var(--fg); background: transparent;
    border: 1px solid var(--line); border-radius: 0;
}
input::placeholder, textarea::placeholder { color: #5f5148; }
input:not([type=checkbox], [type=radio]):focus, textarea:focus { outline: none; border-color: var(--accent); }
input:-webkit-autofill { -webkit-text-fill-color: var(--fg); box-shadow: 0 0 0 100px var(--bg) inset; }
.pw { position: relative; }
.pw input { padding-right: 4.5rem; }
.pw button { position: absolute; top: 0; right: 0; bottom: 0; padding: 0 16px; }
button {
    padding: 15px 16px; font: 500 .8rem/1.2 var(--mono); letter-spacing: .25em; text-transform: uppercase;
    color: var(--fg); background: transparent; border: 1px solid var(--fg); border-radius: 0; cursor: pointer;
}
button:hover { border-color: var(--accent); color: var(--accent); }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
button.link, .pw button {
    width: auto; padding: 0; border: 0; color: var(--muted); font-size: .72rem; letter-spacing: .2em;
}
button.link { justify-self: start; border-bottom: 1px dotted currentColor; }
.pw button { padding: 0 16px; }
button.link:hover, .pw button:hover { color: var(--accent); }
a { color: var(--fg); text-decoration-style: dotted; text-underline-offset: 4px; }
a:hover { color: var(--accent); }
label span:not(.pw) { display: flex; gap: 10px; align-items: center; font: inherit; }
label:has(> span:not(.pw)) { text-transform: none; letter-spacing: normal; font: .95rem var(--sans); color: var(--fg); }
input[type=checkbox], input[type=radio] { accent-color: var(--accent); width: 1rem; height: 1rem; margin: 0; }

/* messages */
.msg { margin: 24px 0 0; padding: 12px 16px; border: 1px solid; background: transparent; font-size: .95rem; }
.msg p { margin: 0 0 6px; }
.err { color: var(--err); border-color: #6b2a1a; }
.ok { color: var(--ok); border-color: #28553a; }

/* QR enrollment */
.qr { margin: 20px 0; padding: 12px; background: #fff; width: 13rem; }
.qr svg { display: block; width: 100%; height: auto; }
code { font-family: var(--mono); font-size: .85rem; overflow-wrap: anywhere; }

/* admin tables */
table { width: 100%; margin-top: 8px; border-collapse: collapse; }
td { padding: 12px 4px; border-top: 1px solid var(--line-soft); vertical-align: top; }
small { color: var(--muted); font: .72rem var(--mono); letter-spacing: .05em; }
td.actions { display: flex; flex-wrap: wrap; gap: 6px 16px; justify-content: flex-end; }
td.actions form { margin: 0; }
textarea { resize: vertical; }