:root {
  --bg: #f7f6f3;
  --card: #fffefc;
  --fg: #1c1b19;
  --muted: #6f6d67;
  --line: #e4e2dc;
  --soft: #edebe5;
  --accent: #c2371d;
  --accent-fg: #fff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141413;
    --card: #1d1d1b;
    --fg: #e9e7e2;
    --muted: #96938c;
    --line: #2b2a27;
    --soft: #242421;
    --accent: #ff6c4a;
    --accent-fg: #1c120e;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

input, button { font: inherit; color: inherit; }

input[type=text], input[type=email] {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: .6rem;
  padding: .55rem .75rem;
  min-width: 0;
}

input:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  border: 1px solid transparent;
  border-radius: .6rem;
  padding: .5rem .9rem;
  font-size: .95rem;
  text-decoration: none;
  cursor: pointer;
}

.btn.ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line);
}

.btn:disabled { opacity: .5; cursor: default; }

@media (hover: hover) {
  .btn:hover:not(:disabled) { filter: brightness(1.07); }
  .btn.ghost:hover:not(:disabled) { background: var(--soft); filter: none; }
}

.empty { color: var(--muted); font-size: .9rem; }

/* --- funnel --- */

.funnel {
  max-width: 64rem;
  margin: 0 auto;
  padding: 3.5rem 1.25rem 2rem;
}

.hero h1 {
  margin: 0 0 .8rem;
  font-size: clamp(1.7rem, 4.5vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -.02em;
  max-width: 26ch;
}

.lede { margin: 0; color: var(--muted); max-width: 58ch; }

.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  margin: 2.5rem 0;
}

.card {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: .9rem;
  padding: 1.25rem;
}

.card h2 { margin: 0; font-size: 1.15rem; }

.trade {
  order: -1;
  margin: 0;
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hook { margin: 0; flex: 1; color: var(--muted); font-size: .95rem; }

.actions { display: flex; gap: .5rem; flex-wrap: wrap; margin: .5rem 0 0; }

.funnel section { margin: 2.5rem 0; }
.funnel section h2 { font-size: 1.2rem; margin: 0 0 .6rem; }
.funnel section > p { margin: 0 0 1rem; color: var(--muted); max-width: 58ch; }

.frame {
  aspect-ratio: 16 / 9;
  max-width: 44rem;
  display: grid;
  place-items: center;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: .9rem;
  color: var(--muted);
}

.waitlist form { display: flex; gap: .5rem; flex-wrap: wrap; max-width: 36rem; }
.waitlist input { flex: 1 1 10rem; }
.thanks { color: var(--muted); }

.funnel footer {
  margin-top: 4rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .9rem;
}

.funnel footer a { color: inherit; }

/* --- chat + owner shells --- */

.chat, .owner {
  height: 100dvh;
  display: flex;
  flex-direction: column;
}

.top {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem .9rem;
  padding-top: calc(.7rem + env(safe-area-inset-top));
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.top h1 { margin: 0; font-size: 1rem; }

.back {
  color: var(--muted);
  text-decoration: none;
  font-size: 1.1rem;
  line-height: 1;
  padding: .2rem .35rem;
}

.tag {
  font-size: .7rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: .1rem .5rem;
}

.msg {
  max-width: min(78%, 34rem);
  padding: .5rem .8rem;
  border-radius: 1rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.msg.user {
  align-self: flex-end;
  background: var(--accent);
  color: var(--accent-fg);
  border-bottom-right-radius: .3rem;
}

.msg.agent {
  align-self: flex-start;
  background: var(--soft);
  border-bottom-left-radius: .3rem;
}

.status {
  align-self: flex-start;
  font-style: italic;
  color: var(--muted);
  font-size: .85rem;
  padding: 0 .25rem;
}

/* --- chat widget --- */

#messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem .9rem;
  display: flex;
  flex-direction: column;
  gap: .45rem;
}

#composer {
  display: flex;
  gap: .5rem;
  padding: .6rem .9rem;
  padding-bottom: calc(.6rem + env(safe-area-inset-bottom));
  background: var(--card);
  border-top: 1px solid var(--line);
}

#composer input { flex: 1; }

/* --- owner inbox --- */

#approvals {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: .6rem .9rem;
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

.bar-title {
  margin: 0;
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

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

.approval-info { display: flex; flex-direction: column; font-size: .9rem; }
.approval-info span { color: var(--muted); }
.approval-actions { display: flex; gap: .5rem; }

.owner-main {
  flex: 1;
  display: grid;
  grid-template-columns: 17rem 1fr;
  min-height: 0;
}

#conv-list {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: .5rem;
  overflow-y: auto;
  border-right: 1px solid var(--line);
}

.conv {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  text-align: left;
  background: none;
  border: 1px solid transparent;
  border-radius: .6rem;
  padding: .55rem .7rem;
  cursor: pointer;
}

@media (hover: hover) { .conv:hover { background: var(--soft); } }
.conv.selected { background: var(--soft); border-color: var(--line); }

.conv-id { font-weight: 600; font-size: .9rem; }

.conv-preview {
  color: var(--muted);
  font-size: .8rem;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conv-when { color: var(--muted); font-size: .7rem; }

#transcript {
  display: flex;
  flex-direction: column;
  gap: .45rem;
  padding: 1rem;
  overflow-y: auto;
}

@media (max-width: 700px) {
  .owner-main { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  #conv-list { border-right: 0; border-bottom: 1px solid var(--line); max-height: 30dvh; }
}