* { box-sizing: border-box; }
[hidden] { display: none !important; }

/* Meera light theme from src/app/globals.css. */
:root {
  color-scheme: light;
  --background: #faf3e9;
  --primary: #0c3c26;
  --primary-light: #acb7a9;
  --card: #ffffff;
  --line: color-mix(in srgb, var(--primary-light) 66%, var(--card));
}

body {
  margin: 0;
  background: var(--background);
  color: var(--primary);
  font: 16px/1.5 system-ui, sans-serif;
}

main {
  width: min(100% - 32px, 480px);
  margin-inline: auto;
  padding: 21px 0 max(21px, env(safe-area-inset-bottom));
}

p, h1, h2 { margin: 0; }
a { color: inherit; text-underline-offset: 3px; }
button, .action { font: inherit; cursor: pointer; }
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.brand img { flex: 0 0 36px; }
.brand h1 { font-size: 1.125rem; font-weight: 700; line-height: 1.2; letter-spacing: -.025em; }
.brand p { font-size: .8125rem; }

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.trust-badges li {
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  font-size: .75rem;
  font-weight: 600;
}

.chat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 2px 4px rgb(12 60 38 / .04), 0 15px 40px rgb(12 60 38 / .07);
  scroll-margin-top: 14px;
}

.chat-top { padding: 12px 15px 0; }

.chat-top h2 { font-size: .875rem; font-weight: 700; }
.topics { display: flex; flex-wrap: wrap; gap: 3px; padding: 7px 10px 8px; }
.topics button { min-height: 44px; border: 0; border-radius: 11px; padding: 5px 6px; background: transparent; color: var(--primary); font-size: .75rem; font-weight: 550; }
.topics button[aria-pressed="true"] { background: var(--background); font-weight: 730; }
.topics button:hover { background: var(--background); }
.topics button:focus-visible { outline-offset: -3px; }

.thread {
  display: grid;
  align-content: start;
  gap: 11px;
  height: 220px;
  height: clamp(128px, calc(100svh - 400px), 245px);
  overflow-y: auto;
  overscroll-behavior-y: contain;
  padding: 14px;
  border-top: 1px solid var(--line);
}
.bubble { width: fit-content; max-width: 94%; border-radius: 16px; padding: 10px 12px; font-size: .94rem; overflow-wrap: anywhere; }
.visitor { justify-self: end; color: var(--background); background: var(--primary); border-bottom-right-radius: 5px; }
.meera { justify-self: start; background: var(--background); border-bottom-left-radius: 5px; }
.speaker { display: block; margin-bottom: 3px; font-size: .72rem; font-weight: 650; }
.meera .speaker { display: flex; align-items: center; gap: 5px; }
.speaker img { width: 15px; height: 15px; }

.reply {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: calc(100% - 28px);
  min-height: 44px;
  margin: 0 14px 10px;
  padding: 6px 7px 6px 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  color: var(--primary);
  text-align: left;
  font-size: .84rem;
}

.reply:hover { border-color: var(--primary); }
.reply img { flex: 0 0 27px; width: 27px; height: 28px; }

.handoff { margin: 15px 0 0; text-align: center; }
.action {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  min-height: 50px;
  padding: 8px 14px;
  border-radius: 14px;
  background: var(--primary);
  color: var(--background);
  font-size: .95rem;
  font-weight: 700;
  text-decoration: none;
}

.action:hover { text-decoration: underline; }
.handoff p, footer { font-size: .8rem; }
.handoff p { margin-top: 8px; }
footer { margin-top: 23px; padding-top: 14px; border-top: 1px solid var(--line); }
footer nav { display: flex; flex-wrap: wrap; gap: 15px; }
footer nav a { display: inline-flex; align-items: center; min-height: 44px; }
.fallback { margin: 8px 14px; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }

@media (min-width: 420px) {
  .topics { gap: 7px; padding-inline: 14px; }
  .topics button { padding-inline: 10px; }
}

@media (min-width: 560px) {
  main { padding-top: 37px; }
}