/* MorseHub landing page and admin panel. Loads after app.css; every color comes from tokens.css.
   Quiet Threads paper with Signal's one blue (DESIGN.md "Landing and admin"). */

.text-link { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.btn { text-decoration: none; }
.opt { font-weight: 400; color: var(--ink-3); }
.quiet { color: var(--ink-2); font-size: var(--t-small); }

/* ---------- landing ---------- */
.landing { --page: 1040px; min-height: 100%; }
.site-bar {
  height: var(--bar); display: flex; align-items: center; justify-content: space-between; gap: var(--s3);
  width: 100%; max-width: var(--page); margin: 0 auto; padding: 0 var(--s4);
}
#landing-main { width: 100%; max-width: var(--page); margin: 0 auto; padding: 0 var(--s4) 64px; }
#landing-main:focus { outline: none; }

.hero {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 56px; align-items: center;
  padding: 72px 0 88px;
}
/* The typing mark above the headline: the product's own "someone is writing" moment. */
.hero-mark { width: 48px; height: 48px; color: var(--accent); margin-bottom: var(--s6); }
.hero h1 {
  font-size: clamp(32px, 4.6vw, 46px); line-height: 1.08; font-weight: 650; letter-spacing: -0.025em;
  max-width: 14ch; text-wrap: balance;
}
.lede { margin-top: var(--s5); font-size: 18px; line-height: 1.5; color: var(--ink-2); max-width: 34em; text-wrap: pretty; }
.cta { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: 32px; }
.hero .note { margin-top: var(--s4); }

/* The one picture: MorseHub as it looks, drawn from the app's own parts. */
.demo { margin: 0; }
.demo-card { overflow: hidden; max-width: 440px; margin-left: auto; }
.demo-head {
  display: flex; align-items: center; gap: var(--s3); min-height: 56px; padding: var(--s2) var(--s3) var(--s2) var(--s4);
  border-bottom: 1px solid var(--line);
}
.demo-who { flex: 1; min-width: 0; display: grid; }
.demo-name { font-weight: 600; }
.demo-head .pill { max-width: none; }
.demo-body { display: flex; flex-direction: column; padding: var(--s2) var(--s4) var(--s4); min-height: 236px; justify-content: flex-end; }
.demo-stamp { align-self: center; font-size: var(--t-meta); color: var(--ink-3); margin: var(--s4) 0 var(--s3); }
.demo-stamp strong { font-weight: 600; }
.demo-b {
  max-width: 78%; padding: var(--s2) var(--s3); border-radius: var(--r-bubble); line-height: var(--lh);
}
.demo-b + .demo-b { margin-top: 2px; }
.demo-b.in { align-self: flex-start; background: var(--wash); }
.demo-b.in.tail { border-bottom-left-radius: var(--r-tail); }
.demo-b.out { align-self: flex-end; background: var(--accent-fill); color: var(--on-accent); margin-top: var(--s3); }
.demo-b.out.tail { border-bottom-right-radius: var(--r-tail); }
.demo-meta { align-self: flex-end; font-size: var(--t-meta); color: var(--ink-3); margin: var(--s1) var(--s1) 0; }
.demo-compose {
  display: flex; align-items: center; justify-content: space-between; margin: 0 var(--s3) var(--s3);
  height: var(--tap); padding: 0 6px 0 var(--s4); border-radius: 22px; background: var(--wash); color: var(--ink-2);
}
.demo-send { width: 32px; height: 32px; border-radius: var(--r-pill); background: var(--accent-fill); color: var(--on-accent); display: grid; place-items: center; }
.demo-send .icon { width: 18px; height: 18px; }
/* The authored moment: the reply goes out the way it does in the app. Outlined while it travels to
   the phone ("Sending"), filled once the phone has it. The resting state is the finished one. */
.demo-meta { display: grid; justify-items: end; }
.demo-meta > span { grid-area: 1 / 1; }
.m-sending { visibility: hidden; }
@media (prefers-reduced-motion: no-preference) {
  .landing:not([hidden]) .demo-b.out { animation: demo-send 900ms cubic-bezier(.16, 1, .3, 1) 600ms both; }
  .landing:not([hidden]) .m-sending { animation: demo-unswap 900ms linear 600ms both; }
  .landing:not([hidden]) .m-sent { animation: demo-swap 900ms linear 600ms both; }
  @keyframes demo-send {
    0% { background: var(--card); color: var(--ink); box-shadow: inset 0 0 0 1px var(--accent); transform: translateY(8px); }
    40% { background: var(--card); color: var(--ink); box-shadow: inset 0 0 0 1px var(--accent); transform: none; }
    100% { background: var(--accent-fill); color: var(--on-accent); box-shadow: inset 0 0 0 1px var(--accent-fill); transform: none; }
  }
  @keyframes demo-swap { 0%, 39% { visibility: hidden; } 40%, 100% { visibility: visible; } }
  @keyframes demo-unswap { 0%, 39% { visibility: visible; } 40%, 100% { visibility: hidden; } }
}

/* Sections: a heading column and a reading column, divided by Threads hairlines. No cards as structure. */
.sect {
  display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: var(--s6);
  padding: 48px 0; border-top: 1px solid var(--line); scroll-margin-top: var(--s4);
}
.sect:focus { outline: none; }
.sect h2 { font-size: 20px; line-height: 1.3; font-weight: 600; letter-spacing: -0.01em; }
.sect-body { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s4); max-width: 62ch; min-width: 0; align-content: start; }
.sect-body > p { line-height: 1.55; }
.sect-body strong { font-weight: 600; }

.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; gap: var(--s5); }
.steps li { counter-increment: step; display: grid; grid-template-columns: 32px 1fr; column-gap: var(--s3); line-height: 1.55; }
.steps li::before {
  content: counter(step); grid-row: span 2; width: 28px; height: 28px; border-radius: var(--r-pill);
  border: 1px solid var(--line); display: grid; place-items: center;
  font-size: var(--t-meta); font-weight: 600; font-variant-numeric: tabular-nums; color: var(--ink-2); margin-top: -1px;
}
.steps strong { font-weight: 600; }
.steps span { color: var(--ink-2); }

.limits { list-style: none; margin: 0; padding: 0; gap: 0; }
.limits li { padding: var(--s3) 0; border-bottom: 1px solid var(--line); line-height: 1.5; }
.limits li:first-child { padding-top: 0; }
.limits li:last-child { border-bottom: 0; padding-bottom: 0; }

/* Request form */
.req { padding: var(--s6); display: grid; gap: var(--s5); max-width: 520px; }
.field { display: grid; gap: var(--s1); }
.field .error { margin-top: var(--s1); }
.field .row-help { margin-top: 2px; }
textarea.input { min-height: 96px; resize: vertical; line-height: var(--lh); padding-top: 10px; padding-bottom: 10px; }
.input[aria-invalid="true"] { border-color: var(--ink); }
.req .btn.fill { justify-self: start; min-width: 168px; }
/* The trap field: off-screen for people, still in the form for bots (not display:none). */
.trap { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.req-done { padding: var(--s6); display: flex; gap: var(--s3); align-items: flex-start; max-width: 520px; line-height: 1.5; }
.req-done:focus { outline: none; }
.req-done strong { font-weight: 600; }
.done-mark { width: 28px; height: 28px; border-radius: var(--r-pill); border: 1px solid var(--accent); color: var(--accent); display: grid; place-items: center; flex: none; }
.done-mark .icon { width: 16px; height: 16px; }

/* Download */
.dl { justify-self: start; }
.code-wrap { position: relative; }
.code {
  margin: 0; padding: var(--s4) var(--s4); padding-right: 96px; background: var(--wash); border-radius: var(--r-row);
  font-size: var(--t-small); line-height: 1.7; overflow-x: auto; white-space: pre; tab-size: 2;
}
.code code { font: inherit; }
.code-wrap .btn.small { position: absolute; top: var(--s2); right: var(--s2); background: var(--card); }

.sect.last { padding-bottom: 24px; }
.site-foot {
  width: 100%; max-width: var(--page); margin: 0 auto; padding: var(--s5) var(--s4) var(--s6);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0 var(--s4);
  font-size: var(--t-meta); color: var(--ink-3);
}
.site-foot::before { content: ""; flex-basis: 100%; height: 1px; background: var(--line); margin-bottom: var(--s1); }
.site-foot .text-link { min-height: var(--tap); display: inline-flex; align-items: center; }
.loading-mark .mark { width: 32px; height: 32px; }
.panel .loading-mark { padding: var(--s6) var(--s5); }

/* app.css flattens .card under 720 px for the app panes; landing and admin cards keep their shape. */
.landing .card, .admin-main .card { border: 1px solid var(--line); border-radius: var(--r-card); }

@media (max-width: 879.98px) {
  .hero { grid-template-columns: minmax(0, 1fr); gap: 40px; padding: 40px 0 56px; }
  .demo-card { margin: 0; }
  .sect { grid-template-columns: minmax(0, 1fr); gap: var(--s4); padding: 36px 0; }
}
@media (max-width: 479.98px) {
  .site-bar .btn { padding: 0 var(--s4); }
  .lede { font-size: 17px; }
  .cta .btn { flex: 1 1 100%; }
  .req, .req-done { padding: var(--s5) var(--s4); }
  .req .btn.fill { justify-self: stretch; }
  .demo-head .pill { display: none; }
  .code { padding-right: var(--s4); padding-top: 52px; }
}

/* ---------- admin ---------- */
.admin-bar {
  height: var(--bar); display: flex; align-items: center; gap: var(--s3);
  width: 100%; max-width: 920px; margin: 0 auto; padding: 0 var(--s4);
}
.admin-bar .tag { font-size: var(--t-meta); font-weight: 600; color: var(--ink-2); border: 1px solid var(--line); border-radius: var(--r-pill); padding: 2px var(--s2); }
.admin-bar .who { margin-left: auto; font-size: var(--t-small); color: var(--ink-3); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-main { width: 100%; max-width: 920px; margin: 0 auto; padding: var(--s3) var(--s4) 64px; display: grid; gap: var(--s5); }
.panel-body .actions { justify-content: flex-start; }
.admin-main:focus { outline: none; }
.admin-main.center { min-height: calc(100% - var(--bar)); place-items: center; padding-bottom: var(--bar); }
.panel { overflow: hidden; }
.panel-head {
  display: flex; align-items: center; gap: var(--s3); min-height: 56px; padding: var(--s2) var(--s3) var(--s2) var(--s5);
  border-bottom: 1px solid var(--line);
}
.panel-head h2 { font-size: var(--t-body); font-weight: 600; }
.panel-head .count { font-size: var(--t-small); color: var(--ink-3); font-variant-numeric: tabular-nums; }
.panel-head .btn { margin-left: auto; }
.panel-body { padding: var(--s4) var(--s5); display: grid; gap: var(--s3); }
.panel-body > .row-help { line-height: 1.5; }
.items { list-style: none; margin: 0; padding: 0; }
.item { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--s2) var(--s4); padding: var(--s4) var(--s5); align-items: start; }
.item + .item { border-top: 1px solid var(--line); }
.item-main { min-width: 0; display: grid; gap: 2px; }
.item-title { font-weight: 600; overflow-wrap: anywhere; }
.item-sub { font-size: var(--t-small); color: var(--ink-2); overflow-wrap: anywhere; }
.item-meta { font-size: var(--t-meta); color: var(--ink-3); font-variant-numeric: tabular-nums; display: flex; flex-wrap: wrap; gap: 2px var(--s3); margin-top: 2px; }
.item-note { font-size: var(--t-small); color: var(--ink); white-space: pre-wrap; overflow-wrap: anywhere; margin-top: var(--s2); padding-left: var(--s3); border-left: 1px solid var(--line); }
.item .actions { flex-wrap: nowrap; }
.item-result { grid-column: 1 / -1; display: grid; gap: var(--s2); padding: var(--s3) var(--s4); border: 1px solid var(--line); border-radius: var(--r-row); background: var(--canvas); }
.item-result .row { display: flex; align-items: center; gap: var(--s3); flex-wrap: wrap; }
.item-result .error { margin: 0; }
.status-tag { font-size: var(--t-meta); font-weight: 600; color: var(--ink-2); }
.stats { display: grid; grid-template-columns: repeat(4, auto); gap: 2px var(--s5); justify-content: start; margin-top: var(--s2); font-size: var(--t-small); }
.stats dt { font-size: var(--t-meta); color: var(--ink-3); }
.stats dd { margin: 0; font-variant-numeric: tabular-nums; }
.stats > div { display: grid; gap: 0; }
.invite-code { font-size: 20px; font-weight: 600; letter-spacing: .06em; user-select: all; font-variant-numeric: tabular-nums; }
.earlier { border-top: 1px solid var(--line); }
.earlier > summary {
  min-height: var(--tap); padding: 0 var(--s5); display: flex; align-items: center; gap: var(--s2);
  font-size: var(--t-small); font-weight: 600; color: var(--ink-2); cursor: pointer; list-style: none;
}
.earlier > summary::-webkit-details-marker { display: none; }
.earlier > summary::before { content: ""; width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(-45deg); transition: transform var(--fast) var(--ease); margin-right: 2px; }
.earlier[open] > summary::before { transform: rotate(45deg); }
.earlier > summary:focus-visible { outline-offset: -2px; }
.earlier .items { border-top: 1px solid var(--line); }
.loading { padding: var(--s5); color: var(--ink-2); font-size: var(--t-small); }
.signin { width: 100%; max-width: 420px; }
.signin.screen-card .input { text-transform: none; letter-spacing: 0; }
.typed .input { text-transform: none; letter-spacing: 0; }

@media (hover: hover) {
  .earlier > summary:hover { color: var(--ink); }
}
@media (max-width: 599.98px) {
  .admin-bar .who { display: none; }
  .admin-bar .btn { margin-left: auto; }
  .admin-main { padding: var(--s2) 0 48px; gap: var(--s3); }
  .admin-main .panel { border-radius: 0; border-left: 0; border-right: 0; }
  .item { grid-template-columns: 1fr; padding: var(--s4); }
  .item .actions { justify-content: flex-start; }
  .panel-head { padding-left: var(--s4); }
  .panel-body { padding: var(--s4); }
  .earlier > summary { padding: 0 var(--s4); }
  .stats { grid-template-columns: repeat(2, auto); }
  .admin-main.center { padding: var(--s4); }
}