/* Hand-written, no build step, no framework. */

:root {
  --bg: #f6f6f4;
  --fg: #1b1b18;
  --muted: #6b6b63;
  --card: #ffffff;
  --line: #dcdcd5;
  --accent: #2f6f4f;
  --accent-fg: #ffffff;
  --danger: #9b2c2c;
  --warn-bg: #fdf6e3;
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16161a;
    --fg: #e8e8e3;
    --muted: #9a9a92;
    --card: #1f1f25;
    --line: #33333c;
    --accent: #5fae86;
    --accent-fg: #10241a;
    --danger: #e07070;
    --warn-bg: #2a2418;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 1rem 3rem;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

header, main, footer { max-width: 42rem; margin: 0 auto; }
header { padding: 1.5rem 0; }
footer { padding-top: 2rem; color: var(--muted); font-size: .875rem; }

.brand {
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--fg);
  text-decoration: none;
}

h1 { font-size: 1.375rem; margin: 0 0 .75rem; }
h2 { font-size: 1rem; margin: 0 0 .5rem; }
a { color: var(--accent); }

.card, .limits, .cli {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.field { display: block; margin-bottom: 1rem; }
.field > span { display: block; font-size: .8125rem; color: var(--muted); margin-bottom: .25rem; }
.field em { font-style: normal; opacity: .7; }

input[type=text], input[type=password] {
  width: 100%;
  padding: .5rem .625rem;
  font: inherit;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.row { display: flex; gap: 1rem; flex-wrap: wrap; }
.row > .field { flex: 1 1 12rem; }

.drop {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1rem;
  transition: border-color .15s, background .15s;
}
.drop.over { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.drop input[type=file] { max-width: 100%; }

button, .button {
  display: inline-block;
  padding: .5rem 1rem;
  font: inherit;
  font-weight: 500;
  color: var(--accent-fg);
  background: var(--accent);
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
}
button:disabled { opacity: .55; cursor: default; }
button.danger { background: var(--danger); color: #fff; }

.progress .bar {
  height: .5rem;
  background: var(--line);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: .375rem;
}
.progress .fill { height: 100%; width: 0; background: var(--accent); transition: width .1s linear; }

.hint { color: var(--muted); font-size: .875rem; margin: .25rem 0 0; }
#error:not([hidden]) { color: var(--danger); }

dl { display: grid; grid-template-columns: auto 1fr; gap: .25rem 1rem; margin: 0; }
dt { color: var(--muted); font-size: .875rem; }
dd { margin: 0; }

.mono, pre, code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .8125rem; }
.wrap { overflow-wrap: anywhere; }
.filename { overflow-wrap: anywhere; }

pre {
  margin: 0;
  padding: .75rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow-x: auto;
}

.warn {
  margin: 1.25rem 0;
  padding: 1rem;
  background: var(--warn-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.warn p { margin: .25rem 0 .75rem; font-size: .875rem; }

.result .field { margin-top: 1rem; }

.check { display: flex; align-items: center; gap: .5rem; margin-bottom: 1rem; font-size: .875rem; }
.check input { margin: 0; }

.notice {
  margin: 0 0 1rem;
  padding: .625rem .875rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  font-size: .875rem;
}
.notice .forget-form, .notice form { display: inline; }

button.link {
  padding: 0;
  background: none;
  border: 0;
  color: var(--accent);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}

/* Result card ------------------------------------------------------------ */

.result .links { margin: 1.25rem 0 0; }
.result .links .field { margin-bottom: 1rem; }

/* A read-only URL with its copy button alongside. */
.copyrow { display: flex; gap: .5rem; align-items: stretch; }
.copyrow input { flex: 1 1 auto; min-width: 0; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .8125rem; }
.copyrow .copy { flex: 0 0 auto; }

/* Keep the detail list clear of the copy buttons above it. */
.result dl { margin-top: 1.75rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.result dl dd { margin-bottom: .25rem; }

.result .actions { margin: 1.5rem 0 0; }

@media (max-width: 26rem) {
  .copyrow { flex-wrap: wrap; }
  .copyrow input { flex-basis: 100%; }
}

/* Administration --------------------------------------------------------- */

header { display: flex; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
header nav {
  margin-left: auto;
  display: flex;
  align-items: baseline;
  gap: .875rem;
  font-size: .875rem;
}
header nav form { display: inline; }
header nav .who { color: var(--muted); }
header nav .who::before { content: "\1F511\00a0"; }

/* A listing needs far more room than the reading measure a form wants. */
body.wide header,
body.wide main,
body.wide footer { max-width: 72rem; }

dl.stats { grid-template-columns: auto 1fr; }
dl.stats em { font-style: normal; color: var(--muted); }

table.admin { border-collapse: collapse; width: 100%; font-size: .8125rem; }
table.admin th,
table.admin td {
  padding: .45rem .5rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
table.admin th { color: var(--muted); font-weight: 500; white-space: nowrap; }
table.admin th a { color: inherit; text-decoration: none; }
table.admin th a:hover { color: var(--accent); text-decoration: underline; }
table.admin tr:last-child td { border-bottom: 0; }
table.admin .num { text-align: right; }
table.admin .nowrap { white-space: nowrap; }
table.admin form { margin: 0; }
table.admin .actions-cell { text-align: right; width: 1%; }

/* The filename carries the link and the identifier sits under it, which saves
   a whole column of UUID. */
table.admin .filecell a { overflow-wrap: anywhere; font-weight: 500; }
table.admin .filecell .id {
  display: block;
  font-size: .6875rem;
  color: var(--muted);
  overflow-wrap: anywhere;
}

button.small { padding: .2rem .5rem; font-size: .75rem; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip-path: inset(50%);
  overflow: hidden;
}

/* Narrow screens get one card per row rather than a horizontal scrollbar,
   which is unusable for picking a row and pressing a button in it. */
@media (max-width: 46rem) {
  table.admin,
  table.admin tbody,
  table.admin tr,
  table.admin td { display: block; width: 100%; }
  table.admin thead { display: none; }
  table.admin tr {
    padding: .625rem 0;
    border-bottom: 1px solid var(--line);
  }
  table.admin td { border: 0; padding: .1rem 0; }
  table.admin td[data-label]::before {
    content: attr(data-label) ": ";
    color: var(--muted);
  }
  table.admin .num,
  table.admin .actions-cell { text-align: left; width: auto; }
  table.admin .actions-cell { padding-top: .5rem; }
  table.admin .filecell::before { content: none; }
}

.cli code, .hint code { background: var(--bg); padding: .1rem .3rem; border-radius: 4px; }

/* One-off token, tucked away so the common path stays a single button. */
.onceoff { margin-bottom: 1rem; }
.onceoff summary { font-weight: 400; font-size: .875rem; color: var(--muted); }
.onceoff .field { max-width: 24rem; }

.limits .hint { margin-top: .75rem; }
.limits dl, .card dl { row-gap: .375rem; }

/* Actions that mix a link-button with a form-button. */
.actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.actions form { margin: 0; }