:root {
  --bg: #f5f5f7;
  --card: #ffffff;
  --ink: #1d1d1f;
  --on-ink: #ffffff;
  --muted: #6e6e73;
  --line: #e5e5ea;
  --soft: #efeff4;
  --well: #f0f0f3;
  --topbar: rgba(245, 245, 247, 0.86);
  --blue: #0071e3;
  --blue-soft: #e8f1fd;
  --pink: #ff0072;
  --pink-soft: #fff0f6;
  --green: #1f8a4c;
  --green-soft: #e3f4ea;
  --amber: #b25e00;
  --amber-soft: #fff1de;
  --red: #c4291c;
  --red-soft: #fde8e6;
  --radius: 16px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --card: #1c1c1e;
    --ink: #f5f5f7;
    --on-ink: #1c1c1e;
    --muted: #98989f;
    --line: #38383a;
    --soft: #2c2c2e;
    --well: #2c2c2e;
    --topbar: rgba(0, 0, 0, 0.78);
    --blue: #4ea1ff;
    --blue-soft: #0f2a47;
    --pink: #ff4d97;
    --pink-soft: #3a1426;
    --green: #47c47a;
    --green-soft: #12301f;
    --amber: #f2a33a;
    --amber-soft: #35270e;
    --red: #ff6b5e;
    --red-soft: #3a1a17;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body {
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom);
}
[hidden] { display: none !important; }
h1 { font-size: 28px; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 6px; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.error { color: var(--red); }
.center-text { text-align: center; }

.top {
  position: sticky; top: 0; z-index: 5;
  background: var(--topbar);
  -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top);
}
.top-inner { max-width: 760px; margin: 0 auto; padding: 12px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { font-weight: 700; letter-spacing: -0.01em; display: flex; align-items: center; gap: 8px; white-space: nowrap; flex: none; }
.logo { width: 22px; height: 22px; border-radius: 7px; background: linear-gradient(135deg, #ff0072, #ff6a3d); }
.who { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); min-width: 0; }
.who span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 40vw; }
@media (max-width: 380px) { .who span { display: none; } }
.nav { max-width: 760px; margin: 0 auto; padding: 0 16px 10px; display: flex; gap: 18px; overflow-x: auto; }
.nav a { color: var(--muted); font-weight: 600; font-size: 14px; padding: 4px 0; border-bottom: 2px solid transparent; }
.nav a[aria-current="page"] { color: var(--ink); border-color: var(--ink); text-decoration: none; }

main { max-width: 760px; margin: 0 auto; padding: 20px 16px 48px; }
.center { min-height: 60vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 10px; }
.spinner { width: 28px; height: 28px; border-radius: 50%; border: 3px solid var(--line); border-top-color: var(--ink); animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.btn {
  appearance: none; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  font: inherit; font-weight: 600; border-radius: 999px; padding: 10px 18px; cursor: pointer; min-height: 44px;
}
.btn.primary { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.chosen { box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.35); }
.link { appearance: none; border: 0; background: none; color: var(--blue); font: inherit; cursor: pointer; padding: 6px 0; white-space: nowrap; }

.page-head { margin-bottom: 14px; }
.page-head p { margin: 0; }
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 14px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; appearance: none; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  font: inherit; font-size: 14px; font-weight: 600; border-radius: 999px; padding: 7px 14px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
}
.chip[aria-selected="true"] { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.chip .count { font-weight: 600; font-size: 12px; opacity: 0.6; }

.list { display: flex; flex-direction: column; gap: 14px; }
.empty { background: var(--card); border-radius: var(--radius); padding: 28px 20px; text-align: center; color: var(--muted); }
.card { background: var(--card); border-radius: var(--radius); padding: 16px; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04); }
.card-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; }
.meta { color: var(--muted); font-size: 13px; }
.pill { font-size: 12px; font-weight: 700; border-radius: 999px; padding: 3px 10px; }
.pill.blue { background: var(--blue-soft); color: var(--blue); }
.pill.amber { background: var(--amber-soft); color: var(--amber); }
.pill.green { background: var(--green-soft); color: var(--green); }
.pill.grey { background: var(--soft); color: var(--muted); }
.pill.red { background: var(--red-soft); color: var(--red); }
.comment { font-size: 17px; line-height: 1.4; margin: 12px 0 4px; white-space: pre-wrap; overflow-wrap: anywhere; }
.block { border-top: 1px solid var(--line); margin-top: 14px; padding-top: 12px; }
.label { font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 8px; }
.body { margin: 6px 0 0; overflow-wrap: anywhere; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 12px; font-weight: 600; background: var(--soft); border-radius: 6px; padding: 2px 8px; text-transform: capitalize; }
.tag.warn { background: var(--amber-soft); color: var(--amber); }
.links { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 8px; font-size: 14px; }
.links a { overflow-wrap: anywhere; }

.shots { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 2px; }
.shot-box { flex: none; appearance: none; border: 1px solid var(--line); background: var(--well); padding: 0; border-radius: 12px; overflow: hidden; cursor: zoom-in; }
.shot { display: block; width: 132px; height: 286px; object-fit: cover; background: var(--well); }
.shot-missing { width: 132px; height: 286px; border-radius: 12px; background: var(--well); color: var(--muted); font-size: 12px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 8px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pair .block { min-width: 0; }

.decide .note, .comments .note {
  width: 100%; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line);
  border-radius: 12px; padding: 10px 12px; resize: vertical; min-height: 48px;
}
.actions { display: flex; gap: 10px; margin: 10px 0 6px; flex-wrap: wrap; }
.actions .btn { flex: 1 1 140px; }
.decided { color: var(--muted); font-size: 14px; }

details > summary { cursor: pointer; font-weight: 600; font-size: 14px; color: var(--muted); list-style: none; }
details > summary::-webkit-details-marker { display: none; }
details > summary::after { content: "  +"; }
details[open] > summary::after { content: "  \2212"; }
.timeline { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.timeline li { display: grid; grid-template-columns: 110px 1fr; gap: 2px 10px; font-size: 13px; }
.timeline .when { color: var(--muted); }
.timeline .by { grid-column: 2; color: var(--muted); font-size: 12px; }
.log { background: var(--well); border-radius: 10px; padding: 10px; font-size: 11px; max-height: 320px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; }

.lightbox { position: fixed; inset: 0; z-index: 20; background: rgba(0, 0, 0, 0.88); display: flex; align-items: center; justify-content: center; padding: 16px; cursor: zoom-out; }
.lightbox img { max-width: 100%; max-height: 100%; border-radius: 12px; }
.lightbox-close { position: absolute; top: calc(12px + env(safe-area-inset-top)); right: 16px; appearance: none; border: 0; background: rgba(255, 255, 255, 0.16); color: #fff; font: inherit; font-weight: 600; border-radius: 999px; padding: 8px 14px; cursor: pointer; }

@media (max-width: 340px) {
  .pair { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .timeline li { grid-template-columns: 1fr; }
  .timeline .by { grid-column: 1; }
}

/* Comment thread: founder on the right in pink, agent on the left */
.thread { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.thread:empty { display: none; }
.msg { max-width: 88%; border-radius: 14px; padding: 8px 12px; min-width: 0; }
.msg.founder { align-self: flex-end; background: var(--pink-soft); }
.msg.agent { align-self: flex-start; background: var(--soft); }
.msg-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 8px; font-size: 12px; color: var(--muted); }
.msg-who { font-weight: 700; color: var(--ink); }
.msg.founder .msg-who { color: var(--pink); }
.msg-state.waiting { color: var(--amber); font-weight: 600; }
.msg-state.done { color: var(--green); font-weight: 600; }
.msg-text { margin: 2px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.comment-actions { display: flex; justify-content: flex-end; margin: 8px 0 4px; }
.comment-actions .btn { min-width: 110px; }
