/*
 * promptshare.cc
 * 2earl's palette and type (the mark's four facets; Readex Pro for headings). Prompt share's one
 * bold element is the address slip: the connect address set on a card cut at 45°, like the
 * mark's facets. Everything else stays quiet so prompts and entries carry the page.
 */

@font-face {
  font-family: 'Readex Pro';
  src: url('/fonts/readex-pro-latin.woff2') format('woff2');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light dark;
  --red: #ed1c24;
  --vermilion: #f15a24;
  --orange: #f7931e;
  --amber: #fbb03b;

  --bg: #f7f7f8;
  --fg: #1c1b1f;
  --muted: #5c5a60; /* 6.4:1 on --bg */
  --rule: #e2e1e5;
  --surface: #ffffff;
  --link: #b23a0c; /* 5.6:1 on --bg */
  --alert: #c8141b;
  --focus: #b23a0c;
  --button-fg: #1c1b1f; /* 5.1:1 on vermilion */

  --display: 'Readex Pro', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --body: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --mono: ui-monospace, 'SF Mono', 'Cascadia Mono', Menlo, Consolas, monospace;
  accent-color: var(--vermilion);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141315;
    --fg: #f2f1f3;
    --muted: #a19fa6;
    --rule: #2c2a2f;
    --surface: #1c1b1f;
    --link: #fbb03b;
    --alert: #ff7a6b;
    --focus: #fbb03b;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 1rem/1.6 var(--body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--link);
  text-underline-offset: 0.15em;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: -999px;
}
.skip:focus {
  left: 1rem;
  top: 1rem;
  background: var(--surface);
  padding: 0.5rem 1rem;
  z-index: 10;
}

h1,
h2 {
  font-family: var(--display);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
h1 {
  font-size: clamp(1.75rem, 1.2rem + 2.2vw, 2.6rem);
  font-weight: 600;
  margin: 0 0 1rem;
}
h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 2rem 0 0.5rem;
}

code,
pre,
.mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

/* ---- Frame ------------------------------------------------------------------------------- */

.top,
main,
.foot {
  width: 100%;
  max-width: 60rem;
  margin: 0 auto;
  padding: 0 1rem;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--fg);
  text-decoration: none;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.1rem;
}
.brand svg {
  width: 1.75rem;
  height: 1.75rem;
}

.top nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.top nav a:not(.button) {
  color: var(--fg);
  text-decoration: none;
}
.top nav a[aria-current='page'] {
  text-decoration: underline;
  text-decoration-color: var(--vermilion);
  text-decoration-thickness: 2px;
}

main {
  flex: 1;
  padding-top: 1.5rem;
  padding-bottom: 3rem;
  min-width: 0;
}

.foot {
  border-top: 1px solid var(--rule);
  padding-top: 1.25rem;
  padding-bottom: 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.foot nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}
.foot a {
  color: var(--muted);
}

/* ---- Home ---------------------------------------------------------------------------------- */

.hero {
  padding: 2rem 0 1rem;
  max-width: 44rem;
}
.hero h1 {
  font-size: clamp(2rem, 1.3rem + 3.4vw, 3.4rem);
}
.lede {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 40rem;
}

/* The address slip: Prompt share's signature. */
.slip {
  margin: 1.75rem 0;
  padding: 1.1rem 1.4rem 1.2rem;
  background: var(--surface);
  border-left: 6px solid var(--vermilion);
  clip-path: polygon(0 0, calc(100% - 1.5rem) 0, 100% 1.5rem, 100% 100%, 0 100%);
  box-shadow: 0 1px 0 var(--rule);
  max-width: 40rem;
}
.slip-label {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.slip-address {
  margin: 0;
  overflow-wrap: anywhere;
}
.slip-address code {
  font-size: clamp(1rem, 0.85rem + 0.9vw, 1.35rem);
  user-select: all;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.cards article {
  background: var(--surface);
  padding: 1.25rem;
  border-top: 3px solid var(--rule);
}
.cards article:nth-child(1) {
  border-top-color: var(--vermilion);
}
.cards article:nth-child(2) {
  border-top-color: var(--orange);
}
.cards article:nth-child(3) {
  border-top-color: var(--amber);
}
.cards h2 {
  margin-top: 0;
}
.cards p {
  margin: 0;
  color: var(--muted);
}

.steps {
  padding-left: 1.25rem;
}
.steps h2 {
  margin-top: 1.25rem;
  font-size: 1.05rem;
}

/* ---- Controls ----------------------------------------------------------------------------- */

.button {
  display: inline-block;
  background: var(--vermilion);
  color: var(--button-fg);
  border: 0;
  padding: 0.65rem 1.2rem;
  font: 600 1rem/1.2 var(--body);
  text-decoration: none;
  cursor: pointer;
  border-radius: 2px;
}
.button:hover {
  background: var(--orange);
}
.button-small {
  padding: 0.45rem 0.9rem;
  font-size: 0.95rem;
}
.button-quiet {
  background: transparent;
  color: var(--fg);
  box-shadow: inset 0 0 0 1.5px var(--rule);
}
.button-quiet:hover {
  background: var(--surface);
}
.button-danger {
  background: var(--alert);
  color: #fff;
}
.link-button {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  color: var(--link);
  text-decoration: underline;
  cursor: pointer;
}
.danger {
  color: var(--alert);
}

.actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* ---- Forms ---------------------------------------------------------------------------------- */

.form {
  display: grid;
  gap: 0.35rem;
  max-width: 44rem;
}
.form label:not(.choice),
.inline-form label,
.search label,
legend {
  font-weight: 600;
  margin-top: 0.75rem;
}
input:not([type='checkbox'], [type='radio']),
textarea {
  width: 100%;
  font: inherit;
  color: var(--fg);
  background: var(--surface);
  border: 1.5px solid var(--rule);
  border-radius: 2px;
  padding: 0.55rem 0.7rem;
}
textarea.mono {
  font-family: var(--mono);
  font-size: 0.92rem;
  line-height: 1.5;
}
input[aria-invalid='true'],
textarea[aria-invalid='true'] {
  border-color: var(--alert);
}
fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.35rem;
}
.choice {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}
.optional,
.hint,
.muted {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.92rem;
}
.field-error,
.alert {
  color: var(--alert);
  margin: 0.1rem 0 0;
}
.alert {
  border-left: 4px solid var(--alert);
  padding: 0.5rem 0.9rem;
  background: var(--surface);
}

.search,
.inline-form {
  margin: 1rem 0 1.5rem;
  max-width: 36rem;
}
.search-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

/* ---- Lists and entries ---------------------------------------------------------------------- */

.title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.title-row h1 {
  margin: 0;
}

.list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--rule);
}
.list a {
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: var(--fg);
}
.list a:hover .item-title {
  text-decoration: underline;
  text-decoration-color: var(--vermilion);
}
.item-title {
  font-weight: 600;
}
.item-meta {
  color: var(--muted);
  font-size: 0.92rem;
}
.tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0 0.45rem;
  border: 1.5px solid var(--orange);
  border-radius: 2px;
}
.empty {
  color: var(--muted);
}
.crumb {
  margin: 0 0 0.5rem;
  font-size: 0.92rem;
}

.entry {
  background: var(--surface);
  border-left: 4px solid var(--vermilion);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  max-width: 48rem;
}
.entry-other {
  border-left-color: var(--amber);
}
.entry header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.entry pre,
pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  margin: 0.5rem 0 0;
}

.danger-zone {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}

.table {
  border-collapse: collapse;
  width: 100%;
  max-width: 48rem;
}
.table th,
.table td {
  text-align: left;
  padding: 0.5rem 0.75rem 0.5rem 0;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.table code {
  white-space: nowrap;
}
.plain {
  padding-left: 1.25rem;
}

@media (max-width: 36rem) {
  .table code {
    white-space: normal;
  }
  .search-row {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}

/* ---- Sharing --------------------------------------------------------------------------------- */

select {
  font: inherit;
  color: var(--fg);
  background: var(--surface);
  border: 1.5px solid var(--rule);
  border-radius: 2px;
  padding: 0.5rem 0.6rem;
}
.members {
  margin-top: 2.5rem;
  max-width: 48rem;
}
.people {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1rem;
}
.people li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--rule);
}
.preview {
  background: var(--surface);
  border-left: 4px solid var(--orange);
  padding: 0.25rem 1.25rem 1rem;
  margin: 1.5rem 0;
  max-width: 48rem;
}
.prompt-body {
  background: var(--surface);
  padding: 1rem 1.25rem;
  max-width: 48rem;
  font-size: 0.92rem;
  line-height: 1.55;
}
.preview .prompt-body {
  padding: 0;
}

/* ---- Moderation ------------------------------------------------------------------------------- */

.details {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.35rem 1.25rem;
  max-width: 48rem;
}
.details dt {
  color: var(--muted);
}
.details dd {
  margin: 0;
  overflow-wrap: anywhere;
}
.entry-actions {
  display: flex;
  gap: 1rem;
  align-items: baseline;
}

/* Earlier versions of a prompt (DESIGN §4.3) */
.versions {
  list-style: none;
  margin: 0;
  padding: 0;
}

.version {
  padding: 1.25rem 0;
  border-top: 1px solid var(--rule);
}

.version h2 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}

.version details {
  margin: 0.75rem 0;
}

.version summary {
  color: var(--link);
  cursor: pointer;
}

/* ---- Session page: brief, open tasks, entries, people (UX review) ---------------------------- */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.block {
  max-width: 48rem;
  margin-top: 2.25rem;
}
.block-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.block-head h2 {
  margin: 0;
}

.entry-brief {
  border-left-width: 6px;
}
.brief-behind {
  margin: 0.75rem 0 0;
  padding-top: 0.6rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.9rem;
}

.entry-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  margin: 0.4rem 0 0;
  line-height: 1.55;
}

/* Folded forms: the brief's editor, an entry's label and assignee. */
.fold {
  margin: 0.75rem 0 0;
}
.fold > summary {
  color: var(--link);
  font-weight: 600;
  cursor: pointer;
  width: fit-content;
}
.fold[open] > summary {
  margin-bottom: 0.5rem;
}

.composer {
  margin: 1rem 0 0;
  padding: 1rem;
  background: var(--surface);
  border: 1.5px solid var(--rule);
}
.composer textarea {
  font-family: var(--body);
}
.composer-row {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
  margin-top: 0.5rem;
}
.composer-row select {
  flex: 1;
  max-width: 14rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  margin: 1.5rem 0 0.5rem;
}
.toolbar .search {
  flex: 1 1 16rem;
  max-width: 22rem;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.chips a {
  padding: 0.2rem 0.7rem;
  border: 1.5px solid var(--rule);
  border-radius: 999px;
  color: var(--fg);
  font-size: 0.88rem;
  text-decoration: none;
}
.chips a:hover {
  border-color: var(--muted);
}
.chips a[aria-current='true'] {
  border-color: var(--vermilion);
  background: var(--surface);
  font-weight: 600;
}

.task-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
}
.task-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--rule);
}
.task-list form {
  margin-left: auto;
}

/* Phones: the main navigation stays on one line and scrolls sideways if it must. */
@media (max-width: 36rem) {
  .top nav {
    width: 100%;
    flex-wrap: nowrap;
    justify-content: space-between;
    gap: 0.75rem;
    overflow-x: auto;
    font-size: 0.92rem;
    padding-bottom: 0.25rem;
  }
  /* Who and when on one line, the actions under it, instead of both squeezed side by side. */
  .entry header {
    flex-direction: column;
    gap: 0.2rem;
  }
  .top nav a {
    white-space: nowrap;
  }
  .composer-row select {
    max-width: none;
  }
}
.form.composer {
  max-width: none;
}
#tasks-title .muted {
  font-weight: 400;
}