/* Bổ sung cho trang nhiều trang: thẻ, khối tác giả, nhật ký, bảng thử nghiệm */

.author {
  display: grid;
  gap: 10px;
  margin: 22px 0 6px;
  padding: 16px 18px;
  border: 1px solid var(--line-dim);
  background: var(--fill);
  max-width: 560px;
}
.author__who {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 14px;
}
.author__name {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(30px, 4.4vw, 44px);
  line-height: 1;
  letter-spacing: 0.02em;
}
.author__tag {
  margin: 0;
  color: var(--ink-dim);
  font-size: 13px;
}
.author__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.author p {
  margin: 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.card {
  position: relative;
  display: block;
  padding: 18px 20px 20px;
  border: 1px solid var(--line-dim);
  background: var(--fill);
  color: inherit;
  text-decoration: none;
}
.card h3 {
  margin: 0 0 8px;
  font-family: var(--display);
  font-weight: 600;
  font-size: 24px;
  line-height: 1.1;
  letter-spacing: 0.02em;
}
.card p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.6;
}
.card .more {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--ink);
  border-bottom: 1px solid var(--line-dim);
}
a.card {
  transition: border-color 0.2s, background 0.2s;
}
a.card:hover,
a.card:focus-visible {
  border-color: var(--line);
  background: rgba(205, 238, 255, 0.12);
}
:root[data-theme="light"] a.card:hover,
:root[data-theme="light"] a.card:focus-visible {
  background: rgba(13, 74, 123, 0.12);
}

.lead--tight {
  max-width: 62ch;
}
.sheet--short .wrap > p {
  max-width: 68ch;
}

/* nhật ký */
.when {
  display: inline-block;
  margin: 0 0 8px;
  padding: 2px 10px;
  border: 1px solid var(--line-dim);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.6;
}
.clause .when + h2 {
  margin-top: 0;
}
.legal .clause h3 {
  margin: 22px 0 6px;
  font-family: var(--display);
  font-weight: 600;
  font-size: 21px;
  letter-spacing: 0.02em;
}
.legal .clause .note-box {
  margin: 16px 0 4px;
  padding: 12px 16px;
  border-left: 3px solid var(--redline);
  background: var(--fill);
}
.legal .clause .note-box p {
  margin: 0;
}
.legal .clause li + li {
  margin-top: 8px;
}
.legal--wide .wrap {
  max-width: 880px;
}

/* bảng thử nghiệm và vận hành */
.table-wrap table.plain {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.table-wrap table.plain th,
.table-wrap table.plain td {
  padding: 10px 12px;
  border: 1px solid var(--line-dim);
  text-align: left;
  vertical-align: top;
}
.table-wrap table.plain thead th {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 16px;
  background: var(--fill);
}
.table-wrap table.plain tbody th {
  font-weight: 500;
  white-space: nowrap;
}

.pi-fig {
  margin: 8px 0 0;
}
.pi-fig svg {
  width: 100%;
  height: auto;
}

@media (max-width: 640px) {
  .table-wrap table.plain tbody th {
    white-space: normal;
  }
}

/* language switcher */
.lang {
  display: inline-flex;
  align-items: center;
  height: 40px;
  border: 1px solid var(--line-dim);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.lang a {
  display: grid;
  place-items: center;
  min-width: 34px;
  height: 100%;
  padding-inline: 6px;
  text-decoration: none;
  color: var(--ink-dim);
}
.lang a + a {
  border-left: 1px solid var(--line-dim);
}
.lang a:hover {
  color: var(--ink);
}
.lang a[aria-current="true"] {
  background: var(--line);
  color: var(--paper-2);
  font-weight: 600;
}