/*
 * Styles for /js/site-widgets.js: like button, coding-stats card, ask panel, music player.
 * Colours come from Butterfly's own CSS variables, so light and dark mode follow the theme.
 */
:root {
  --sw-accent: #49b1f5;
  --sw-heart: #f0506e;
  --sw-line: rgba(0, 0, 0, .1);
  --sw-soft: rgba(0, 0, 0, .05);
}

[data-theme="dark"] {
  --sw-accent: #3a8fc7;
  --sw-heart: #d9506a;
  --sw-line: rgba(255, 255, 255, .16);
  --sw-soft: rgba(255, 255, 255, .08);
}

.site-like:focus-visible,
#ask-btn:focus-visible,
#site-ask button:focus-visible,
#site-ask a:focus-visible,
#site-music .aplayer-pic:focus-visible,
#site-music button:focus-visible {
  outline: 2px solid var(--sw-accent);
  outline-offset: 2px;
}

/* ---------- view counters: rows of the theme's own markup, hidden when there is no number ---------- */

.webinfo-item[hidden],
.post-meta-pv-cv[hidden],
.post-meta-separator[hidden] {
  display: none !important;
}

/* ---------- like button ---------- */

#site-like {
  margin: 30px 0 10px;
  text-align: center;
}

.site-like {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 20px;
  border: 1px solid var(--sw-line);
  border-radius: 999px;
  background: var(--card-bg);
  color: var(--font-color);
  font-size: 1em;
  line-height: 1.6;
  cursor: pointer;
  transition: color .2s, border-color .2s;
}

.site-like:hover,
.site-like.is-liked {
  border-color: var(--sw-heart);
  color: var(--sw-heart);
}

.site-like i {
  transition: transform .2s;
}

.site-like.is-liked i {
  transform: scale(1.15);
}

.site-like.is-failed {
  animation: sw-shake .4s;
}

@keyframes sw-shake {
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* ---------- coding stats card (inside the theme's .card-widget) ---------- */

.card-coding {
  --sw-live: #1a9f5c;
}

[data-theme="dark"] .card-coding {
  --sw-live: #2fbf71;
}

.card-coding .item-headline {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
}

.card-coding .coding-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--card-meta);
  font-size: 12px;
  white-space: nowrap;
}

.card-coding .coding-status.is-live {
  color: var(--font-color);
}

.card-coding .coding-status i {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sw-live);
}

.card-coding .coding-status i::after {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--sw-live);
  content: "";
  animation: sw-pulse 1.8s ease-out infinite;
}

@keyframes sw-pulse {
  from { opacity: .7; transform: scale(1); }
  to { opacity: 0; transform: scale(3); }
}

.card-coding .coding-total {
  color: var(--card-meta);
  font-size: 14px;
  line-height: 1.3;
}

.card-coding .coding-total strong {
  color: var(--text-highlight-color);
  font-weight: 600;
  font-size: 34px;
  letter-spacing: -.02em;
}

.card-coding .coding-sub,
.card-coding .coding-readout,
.card-coding .coding-label,
.card-coding .coding-os,
.card-coding .coding-empty {
  color: var(--card-meta);
  font-size: 12px;
  line-height: 1.6;
}

/* seven-day columns */

.card-coding .coding-daily {
  margin-top: 14px;
}

.card-coding .coding-readout {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-coding .coding-days {
  display: flex;
  gap: 2px;
  margin-top: 4px;
}

.card-coding .coding-day {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  border-radius: 4px;
  outline-offset: 1px;
  cursor: default;
}

.card-coding .coding-day:focus-visible {
  outline: 2px solid var(--sw-accent);
}

.card-coding .coding-day-plot {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  height: 52px;
  border-bottom: 1px solid var(--sw-line);
}

.card-coding .coding-day-bar {
  width: 100%;
  max-width: 22px;
  min-height: 2px; /* a day without coding still shows a stub on the baseline */
  border-radius: 4px 4px 0 0;
  background: var(--sw-accent);
  opacity: .5;
  transform-origin: bottom;
  transition: opacity .15s;
}

.card-coding .is-today .coding-day-bar,
.card-coding .coding-day:hover .coding-day-bar,
.card-coding .coding-day:focus-visible .coding-day-bar {
  opacity: 1;
}

.card-coding .coding-day-name {
  color: var(--card-meta);
  font-size: 11px;
  line-height: 1.8;
}

.card-coding .is-today .coding-day-name {
  color: var(--text-highlight-color);
  font-weight: 600;
}

/* sections: languages, agents & editors, machines */

.card-coding .coding-section {
  margin-top: 14px;
}

.card-coding .coding-label {
  margin-bottom: 4px;
}

.card-coding .coding-stack {
  display: flex;
  gap: 2px;
  overflow: hidden;
  height: 8px;
  border-radius: 4px;
  transform-origin: left;
}

.card-coding .coding-stack span {
  min-width: 2px;
  background: var(--c);
}

.card-coding .coding-legend {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(104px, 1fr));
  gap: 0 12px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.card-coding .coding-legend li {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  font-size: 13px;
  line-height: 1.7;
}

.card-coding .coding-legend i {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c);
}

[data-theme="dark"] .card-coding .coding-stack span,
[data-theme="dark"] .card-coding .coding-legend i {
  background: var(--cd);
}

.card-coding .coding-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-coding .coding-pct {
  margin-left: auto;
  color: var(--card-meta);
  font-variant-numeric: tabular-nums;
}

.card-coding .coding-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.card-coding .coding-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  max-width: 100%;
  padding: 2px 8px 2px 6px;
  border-radius: 999px;
  background: var(--sw-soft);
  font-size: 12px;
  line-height: 1.6;
  white-space: nowrap;
}

.card-coding .coding-chip > svg,
.card-coding .coding-chip > i {
  flex: none;
  width: 12px;
  height: 12px;
  color: var(--card-meta);
  font-size: 10px;
  line-height: 12px;
  text-align: center;
}

.card-coding .coding-chip > .is-agent {
  fill: currentColor;
}

.card-coding .coding-chip > .is-editor {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card-coding .coding-chip .coding-pct {
  margin-left: 0;
}

.card-coding .coding-os {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
}

.card-coding .coding-empty {
  margin-top: 12px;
}

/* entrance: bars grow once, when the numbers have just been fetched */

.card-coding.is-fresh .coding-day-bar {
  animation: sw-grow-y .5s cubic-bezier(.2, .7, .3, 1) both;
  animation-delay: calc(var(--i) * 40ms);
}

.card-coding.is-fresh .coding-stack {
  animation: sw-grow-x .6s cubic-bezier(.2, .7, .3, 1) .2s both;
}

@keyframes sw-grow-y {
  from { transform: scaleY(0); }
}

@keyframes sw-grow-x {
  from { transform: scaleX(0); }
}

/* ---------- ask pill and panel ---------- */

/* Beside Butterfly's right-side button column (10-45px from the edge, shown after scrolling), at
   the same height as its lowest button, so the two never overlap in either state. */
#ask-btn {
  position: fixed;
  right: 55px;
  bottom: 40px;
  z-index: 99;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 35px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: var(--sw-accent);
  box-shadow: 0 3px 10px rgba(0, 0, 0, .18);
  color: #fff;
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: filter .2s;
}

#ask-btn[hidden],
.read-mode #ask-btn {
  display: none;
}

#ask-btn:hover {
  filter: brightness(1.08);
}

@media (max-width: 768px) {
  /* Phones: the glyph alone, the size of the theme's own buttons. */
  #ask-btn {
    width: 35px;
    padding: 0;
    justify-content: center;
  }

  #ask-btn span {
    display: none;
  }
}


#site-ask {
  position: fixed;
  right: 55px; /* left of Butterfly's right-side button column */
  bottom: 40px;
  z-index: 101;
  display: flex;
  flex-direction: column;
  width: 360px;
  max-height: min(560px, calc(100vh - 80px));
  border: 1px solid var(--sw-line);
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: 0 6px 24px rgba(0, 0, 0, .18);
  color: var(--font-color);
  font-size: 14px;
  line-height: 1.6;
  animation: sw-rise .2s ease-out;
}

#site-ask[hidden] {
  display: none;
}

@keyframes sw-rise {
  from { opacity: 0; transform: translateY(8px); }
}

#site-ask header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 8px 8px 14px;
  border-bottom: 1px solid var(--sw-line);
  font-weight: 600;
}

#site-ask button {
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: none;
  color: inherit;
  font-size: 15px;
  cursor: pointer;
}

#site-ask .site-ask-close:hover {
  background: var(--sw-soft);
}

#site-ask .site-ask-log {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  min-height: 120px;
  padding: 12px 14px;
  overscroll-behavior: contain;
}

#site-ask .site-ask-hint {
  margin: 0;
  color: var(--card-meta);
  font-size: 13px;
}

#site-ask .site-ask-examples {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  color: var(--card-meta);
  font-size: 13px;
}

#site-ask .site-ask-examples[hidden] {
  display: none;
}

#site-ask .site-ask-examples button {
  width: auto;
  height: auto;
  padding: 3px 10px;
  border: 1px solid var(--sw-line);
  border-radius: 999px;
  color: var(--font-color);
  font-size: 13px;
  line-height: 1.5;
  text-align: left;
}

#site-ask .site-ask-examples button:hover {
  border-color: var(--sw-accent);
  color: var(--sw-accent);
}

#site-ask .site-ask-msg {
  max-width: 92%;
  padding: 8px 12px;
  border-radius: 12px;
  overflow-wrap: anywhere;
}

#site-ask .is-user {
  align-self: flex-end;
  background: var(--sw-accent);
  color: #fff;
  white-space: pre-wrap;
}

#site-ask .is-bot {
  align-self: flex-start;
  background: var(--sw-soft);
}

#site-ask .site-ask-text p {
  margin: 0 0 8px;
  white-space: pre-wrap;
}

#site-ask .site-ask-text p:last-child {
  margin-bottom: 0;
}

#site-ask .site-ask-text.is-pending,
#site-ask .site-ask-error {
  color: var(--card-meta);
  font-style: italic;
}

#site-ask .site-ask-text + .site-ask-error {
  margin-top: 8px;
}

#site-ask code {
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--sw-soft);
  color: inherit;
  font-size: .92em;
}

#site-ask a {
  color: var(--sw-accent);
  text-decoration: underline;
}

#site-ask .site-ask-sources {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 8px;
  padding-top: 6px;
  border-top: 1px solid var(--sw-line);
  font-size: 13px;
}

#site-ask .site-ask-sources[hidden] {
  display: none;
}

#site-ask .site-ask-sources span {
  color: var(--card-meta);
}

#site-ask form {
  display: flex;
  gap: 6px;
  padding: 8px;
  border-top: 1px solid var(--sw-line);
}

#site-ask input {
  flex: 1;
  min-width: 0;
  padding: 6px 10px;
  border: 1px solid var(--sw-line);
  border-radius: 8px;
  outline: none;
  background: transparent;
  color: inherit;
  font-size: 14px;
}

#site-ask input:focus {
  border-color: var(--sw-accent);
}

#site-ask .site-ask-send {
  background: var(--sw-accent);
  color: #fff;
}

#site-ask .site-ask-send:disabled {
  opacity: .5;
  cursor: default;
}

@media (max-width: 768px) {
  /* A sheet above the bottom edge: clears the music player, leaves the top of the article readable. */
  #site-ask {
    right: 8px;
    bottom: 74px;
    left: 8px;
    width: auto;
    max-height: min(60vh, calc(100vh - 150px));
  }

  /* 16px keeps iOS from zooming the page when the field gets focus. */
  #site-ask input {
    font-size: 16px;
  }
}

/* ---------- music player (APlayer in fixed mode, bottom-left corner) ---------- */

/* APlayer measures the bar once, when it starts. Size it from the viewport instead, so it still
   fits (and its collapse tab stays reachable) after a phone is rotated or a window is resized. */
#site-music:not(.aplayer-narrow) .aplayer-body {
  width: min(400px, calc(100vw - 18px)) !important;
}

@media (max-width: 1260px) {
  /* Collapsed, the cover would sit on the article's first column of text: keep only APlayer's
     18px expand tab, which fits in the page margin. */
  #site-music.aplayer-narrow .aplayer-body {
    width: 0 !important;
  }

  #site-music.aplayer-narrow .aplayer-pic {
    display: none;
  }
}

@media (max-width: 768px) {
  /* Expanded, the player spans the bottom edge of a phone: lift the theme's buttons above it. */
  body:has(#site-music:not(.aplayer-narrow)) #rightside {
    bottom: 76px;
  }
}

[data-theme="dark"] #site-music .aplayer-body,
[data-theme="dark"] #site-music .aplayer-list,
[data-theme="dark"] #site-music .aplayer-miniswitcher {
  background: #1f1f1f;
}

[data-theme="dark"] #site-music,
[data-theme="dark"] #site-music .aplayer-list ol li .aplayer-list-author,
[data-theme="dark"] #site-music .aplayer-info .aplayer-music .aplayer-author {
  color: rgba(255, 255, 255, .7);
}

[data-theme="dark"] #site-music .aplayer-info,
[data-theme="dark"] #site-music .aplayer-list ol li {
  border-color: #333;
}

[data-theme="dark"] #site-music .aplayer-list ol li:hover,
[data-theme="dark"] #site-music .aplayer-list ol li.aplayer-list-light {
  background: #2c2c2c;
}

[data-theme="dark"] #site-music .aplayer-pic {
  filter: brightness(.8);
}

[data-theme="dark"] #site-music .aplayer-icon path {
  fill: rgba(255, 255, 255, .6);
}

@media (prefers-reduced-motion: reduce) {
  #site-ask,
  .site-like.is-failed,
  .card-coding .coding-day-bar,
  .card-coding .coding-stack,
  .card-coding .coding-status i::after {
    animation: none !important;
  }
}