/* SPDX-License-Identifier: Apache-2.0 */
/* Setoku site — the shared man-page stylesheet (index + /developers). */
:root {
  --paper: #ffffff;
  --paper-2: #f5f4f1;
  --ink: #201f1a;
  --ink-soft: #423f36;
  --ink-faint: #6a675c;
  --line: rgba(32, 31, 26, 0.16);
  --line-soft: rgba(32, 31, 26, 0.08);
  --sage: #4d7357;
  --sage-d: #33543d;
  --mono: ui-monospace, "SF Mono", "SFMono-Regular", Menlo, Consolas,
    "Liberation Mono", monospace;
  --w: 74ch;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15.5px;
  line-height: 1.75;
  padding: 0 20px 80px;
}
a {
  color: var(--sage-d);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 84, 61, 0.35);
}
a:hover {
  background: var(--paper-2);
  border-bottom-color: var(--sage-d);
}
::selection {
  background: var(--sage);
  color: var(--paper);
}

/* running man header/footer */
.runline {
  /* font-size stays at the body size here so 74ch matches main's
     column exactly; the smaller text is set on the children */
  max-width: var(--w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-faint);
  white-space: nowrap;
  overflow: hidden;
}
.runline > span {
  font-size: 12.5px;
}
.runline a {
  color: inherit;
  border-bottom: none;
}
.runline a:hover {
  text-decoration: underline;
}
.runline .mid {
  flex: 1;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
}
.runline.top {
  padding: 16px 0 8px;
  border-bottom: 1px solid var(--line-soft);
}
.runline.bot {
  padding: 14px 0;
  margin-top: 40px;
  border-top: 1px solid var(--line-soft);
}
@media (max-width: 620px) {
  .runline .mid {
    display: none;
  }
}

main {
  max-width: var(--w);
  margin: 0 auto;
  position: relative;
}

/* section headers, man-page style */
h2.man {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
  margin: 46px 0 6px;
  scroll-margin-top: 60px;
}
section {
  padding-left: 0;
}
.body {
  padding-left: 5ch;
}
@media (max-width: 560px) {
  .body {
    padding-left: 2.5ch;
  }
}
p {
  color: var(--ink-soft);
  margin: 12px 0;
  max-width: 66ch;
}
b,
strong {
  color: var(--ink);
  font-weight: 700;
}
.dim {
  color: var(--ink-faint);
}
.cmd {
  color: var(--sage-d);
  font-weight: 600;
}

/* NAME line + rotator — an <h1>, reset to body size so the man-page look
   survives it carrying the page heading */
.nameline {
  color: var(--ink);
  margin-top: 8px;
}
h1.nameline {
  font-size: 15.5px;
  font-weight: 400;
  line-height: inherit;
  margin: 8px 0 12px;
  max-width: 66ch;
}
.rotator {
  display: inline-block;
  color: var(--sage-d);
  border-bottom: 1px solid rgba(51, 84, 61, 0.4);
}

pre.block {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 14px 16px;
  overflow-x: auto;
  margin: 14px 0;
  line-height: 1.7;
  color: var(--ink);
}
pre.block .c {
  color: var(--ink-faint);
}
pre.block .cmd {
  color: var(--sage-d);
}

.kv {
  margin: 16px 0;
}
.kv dt {
  color: var(--ink);
  font-weight: 700;
}
.kv dt .t {
  color: var(--ink-faint);
  font-weight: 400;
  margin-left: 1ch;
}
.kv dd {
  color: var(--ink-soft);
  margin: 2px 0 14px 4ch;
  max-width: 62ch;
}

ul.man {
  list-style: none;
  margin: 12px 0;
}
ul.man li {
  color: var(--ink-soft);
  padding-left: 3ch;
  position: relative;
  margin: 6px 0;
  max-width: 64ch;
}
ul.man li::before {
  content: "•";
  position: absolute;
  left: 0.6ch;
  color: var(--ink-faint);
}

/* clover: centered above NAME, a title plate */
pre.fig {
  width: max-content;
  margin: 38px auto -8px;
  color: var(--sage-d);
  font-size: 11px;
  line-height: 1.15;
  white-space: pre;
  user-select: none;
  transform-origin: 50% 100%; /* sway pivots at the stem base */
  position: relative; /* anchors the wind marks */
}
pre.fig .wind {
  position: absolute;
  opacity: 0;
  color: var(--ink-faint);
  pointer-events: none;
}
@media (prefers-reduced-motion: no-preference) {
  pre.fig.sway {
    animation: fig-sway 2.8s ease-in-out;
  }
  pre.fig.poke {
    animation: fig-poke 0.9s ease-out;
  }
  pre.fig .row {
    opacity: 0;
    animation: fig-grow 0.5s ease-out forwards;
  }
  pre.fig.sway .wind {
    animation: wind-drift 1.6s ease-out;
  }
  pre.fig.sway .wind:nth-of-type(2) {
    animation-delay: 0.25s;
  }
  pre.fig.sway .wind:nth-of-type(3) {
    animation-delay: 0.5s;
  }
}
@keyframes wind-drift {
  0% {
    opacity: 0;
    transform: translateX(-1.5ch);
  }
  30% {
    opacity: 0.7;
  }
  100% {
    opacity: 0;
    transform: translateX(3ch);
  }
}
@keyframes fig-poke {
  0%,
  100% {
    transform: rotate(0deg);
  }
  15% {
    transform: rotate(1.8deg);
  }
  40% {
    transform: rotate(-1.2deg);
  }
  65% {
    transform: rotate(0.7deg);
  }
  85% {
    transform: rotate(-0.3deg);
  }
}
@keyframes fig-sway {
  0%,
  100% {
    transform: rotate(0deg);
  }
  35% {
    transform: rotate(1.4deg);
  }
  70% {
    transform: rotate(-0.6deg);
  }
}
@keyframes fig-grow {
  to {
    opacity: 1;
  }
}

/* ascii art wrapper */
.ascii-wrap {
  overflow-x: auto;
  margin: 16px 0;
}
pre.ascii {
  line-height: 1.2; /* box-drawing verticals must touch; >1.2 leaves gaps */
  font-size: 13px;
  color: var(--ink);
  white-space: pre;
  min-width: min-content;
  letter-spacing: 0;
}
pre.ascii .lbl {
  color: var(--sage-d);
}
pre.ascii .an {
  color: var(--ink-faint);
}

/* examples */
.ex {
  margin: 18px 0;
}
.ex .q {
  color: var(--ink);
}
.ex .q::before {
  content: "Q  ";
  color: var(--sage-d);
  font-weight: 600;
}
.ex .a {
  color: var(--ink-soft);
  padding-left: 0;
  margin-top: 2px;
  max-width: 64ch;
}
.ex .a::before {
  content: "A  ";
  color: var(--sage-d);
  font-weight: 600;
}
.ex .a .big {
  color: var(--ink);
  font-weight: 700;
}

/* ascii chart */
pre.chart {
  line-height: 1.5;
  font-size: 12.5px;
  color: var(--ink);
  white-space: pre;
  margin: 8px 0 4px 3ch;
  overflow-x: auto;
}
pre.chart .bar {
  color: var(--sage);
}
pre.chart .num {
  color: var(--ink);
}

details {
  margin: 14px 0;
  max-width: 66ch;
}
summary {
  cursor: pointer;
  color: var(--sage-d);
}
details p {
  margin-top: 8px;
}

.mark {
  width: 15px;
  height: 15px;
  display: inline-block;
  vertical-align: -2px;
  color: var(--ink);
  margin-right: 2px;
}
.foot-etym {
  color: var(--ink-faint);
  font-size: 12.5px;
  text-align: center;
  margin-top: 26px;
}