/* One stylesheet, no framework, no web fonts. The Content-Security-Policy
   allows nothing from another origin, so anything added here has to be local. */

:root {
  --ink: #1b1d1f;
  --muted: #6b7176;
  --line: #dfe3e6;
  --bg: #fbfbfc;
  --panel: #ffffff;
  --accent: #1f5f8b;
  --danger: #a32c2c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.7 system-ui, "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
}

main { max-width: 60rem; margin: 0 auto; padding: 2rem 1.25rem 4rem; }

h1 { font-size: 1.4rem; margin: 0 0 1rem; }

.muted { color: var(--muted); }

/* -- header ------------------------------------------------------------- */
.bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.brand { font-weight: 700; text-decoration: none; color: var(--ink); }

.bar nav { display: flex; gap: 1rem; }
.bar nav a { color: var(--muted); text-decoration: none; }
.bar nav a:hover { color: var(--accent); }

.who {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.tag {
  background: var(--accent);
  color: #fff;
  border-radius: 3px;
  padding: 0 0.4em;
  font-size: 0.75rem;
}

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

/* -- login -------------------------------------------------------------- */
.login {
  max-width: 22rem;
  margin: 4rem auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2rem;
}

.login h1 { text-align: center; margin-bottom: 1.5rem; }

.login label {
  display: block;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.login input[type="text"],
.login input[type="password"],
.login input:not([type]) {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

.login button[type="submit"] {
  width: 100%;
  margin-top: 1.5rem;
  padding: 0.6rem;
  border: 0;
  border-radius: 4px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  cursor: pointer;
}

.error {
  background: #fdf0f0;
  border: 1px solid #f0cccc;
  color: var(--danger);
  border-radius: 4px;
  padding: 0.6rem 0.75rem;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

.warn {
  background: #fdf7e8;
  border: 1px solid #ecdcb0;
  border-radius: 4px;
  padding: 0.5rem 0.7rem;
  font-size: 0.9rem;
}

/* Sits directly above the flattened text it is warning about, so the reader
   meets it before the text rather than after having believed it. */
.layout-hint {
  margin: 0 0 0.8rem;
}

.small { font-size: 0.82rem; }

/* -- filters ------------------------------------------------------------ */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.filters input[type="search"] {
  flex: 1 1 16rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

.filters select {
  padding: 0.45rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

.filters button {
  padding: 0.45rem 1rem;
  border: 0;
  border-radius: 4px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  cursor: pointer;
}

/* -- document list ------------------------------------------------------ */
.docs {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.docs th,
.docs td {
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.docs th { font-size: 0.8rem; color: var(--muted); font-weight: 600; }
.docs tr:last-child td { border-bottom: 0; }
.docs a { color: var(--accent); text-decoration: none; }
.docs a:hover { text-decoration: underline; }

.chip {
  display: inline-block;
  background: #eef2f5;
  color: var(--muted);
  border-radius: 3px;
  padding: 0 0.4em;
  margin-left: 0.35em;
  font-size: 0.75rem;
}

.ok { color: #2b7a4b; font-size: 0.85rem; }
.bad { color: var(--danger); font-size: 0.85rem; }

/* -- search results ----------------------------------------------------- */
.hit {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.9rem 1.1rem;
  margin-bottom: 0.9rem;
}

.hit h2 { font-size: 0.95rem; margin: 0 0 0.3rem; }
.hit h2 a { color: var(--accent); text-decoration: none; }
.hit h2 a:hover { text-decoration: underline; }
.hit .heading { margin: 0 0 0.4rem; font-size: 0.85rem; color: var(--muted); }
.hit .snippet { margin: 0; font-size: 0.92rem; }

/* -- reader ------------------------------------------------------------- */
.doc-head { margin-bottom: 1.25rem; }
.doc-head h1 { margin-bottom: 0.25rem; }

.doc-body { display: flex; gap: 1.75rem; align-items: flex-start; }

.outline {
  flex: 0 0 16rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.9rem 1rem;
  max-height: 40rem;
  overflow-y: auto;
}

.outline h2 { font-size: 0.85rem; color: var(--muted); margin: 0 0 0.6rem; }
.outline ol { list-style: none; margin: 0; padding: 0; font-size: 0.85rem; }
.outline li { margin-bottom: 0.3rem; }
.outline li.lv2 { padding-left: 0.8rem; }
.outline li.lv3 { padding-left: 1.6rem; }
.outline a { color: var(--ink); text-decoration: none; }
.outline a:hover { color: var(--accent); }

.reader { flex: 1 1 auto; min-width: 0; }

.pager {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.pager a { color: var(--accent); text-decoration: none; }
.pager .where { color: var(--muted); }
.pager .toggle { margin-left: auto; }

.cite {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0.6rem 0 0.9rem;
}

.page-heading { font-size: 1rem; margin: 1.2rem 0 0.4rem; }

pre.text {
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1rem 1.1rem;
  margin: 0 0 1rem;
  font: inherit;
}

.page-image { margin: 0 0 1.2rem; }

/* -- upload ------------------------------------------------------------- */
.upload {
  max-width: 32rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1.5rem;
}

.upload label {
  display: block;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.upload input[type="text"],
.upload input:not([type]) {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

.upload input[type="file"] { margin-top: 0.4rem; font: inherit; }
.upload p.small { margin: 0.25rem 0 0; }

.visibility {
  margin: 1.25rem 0 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.5rem 0.9rem 0.8rem;
}

.visibility legend { font-size: 0.85rem; color: var(--muted); padding: 0 0.3rem; }
.visibility .radio { display: inline-flex; align-items: center; gap: 0.3rem; margin-right: 1.2rem; }
.visibility .radio input { margin: 0; }

.upload button[type="submit"] {
  margin-top: 1.5rem;
  padding: 0.55rem 1.4rem;
  border: 0;
  border-radius: 4px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  cursor: pointer;
}

button.danger {
  padding: 0.55rem 1.4rem;
  border: 0;
  border-radius: 4px;
  background: var(--danger);
  color: #fff;
  font: inherit;
  cursor: pointer;
}

.danger-link { color: var(--danger); }

.ok-banner {
  background: #eef7f0;
  border: 1px solid #c6e2ce;
  border-radius: 4px;
  padding: 0.5rem 0.7rem;
  font-size: 0.9rem;
}

.meta-line { margin-top: 0.4rem; }

.page-image img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
}

@media (max-width: 48rem) {
  .doc-body { flex-direction: column; }
  .outline { flex: 1 1 auto; width: 100%; max-height: 14rem; }
}