:root {
  --bg: #f6f1e7;
  --card: #fffdf8;
  --ink: #2a2420;
  --muted: #7a6f64;
  --line: #e4dccd;
  --accent: #7a2e2e;
  --accent-ink: #fff;
  --accent-soft: #f3e4e0;
  --ok: #2f7a4a;
  --warn: #b7791f;
  --danger: #a23b3b;
  --serif: 'Literata', Georgia, serif;
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1714; --card: #24201c; --ink: #ede6da; --muted: #a39788; --line: #3a332c;
    --accent: #c9796f; --accent-ink: #1a1714; --accent-soft: #3a2724;
    --ok: #6fbf8a; --warn: #e0b04f; --danger: #e07a7a;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--ink); font: 15px/1.5 var(--sans);
  padding: 0 16px calc(24px + env(safe-area-inset-bottom));
  max-width: 1280px; margin: 0 auto;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 600; margin: 0 0 .5em; }
h2 { font-size: 1.15rem; }
h3 { font-size: 1rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.error { color: var(--danger); min-height: 1.2em; margin: 0; }

input, select, textarea {
  font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; padding: 9px 11px; width: 100%; min-width: 0;
}
textarea { resize: vertical; font-family: var(--serif); }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
label { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); }

.btn {
  font: 500 .95rem var(--sans); border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 10px; padding: 9px 14px; cursor: pointer; white-space: nowrap;
}
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.small { padding: 6px 11px; font-size: .85rem; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.ghost { background: transparent; }
.btn.danger, .link.danger { color: var(--danger); }
.btn.round { border-radius: 999px; width: 52px; height: 52px; padding: 0; font-weight: 600; }
.btn.round.big { width: 68px; height: 68px; font-size: 1.4rem; }
.link { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-top: 12px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row > input, .row > select { flex: 1 1 160px; }

/* login */
.login { min-height: 100dvh; display: grid; place-items: center; }
.login-card { width: min(380px, 100%); display: grid; gap: 14px; }
.login-card h1 { font-size: 1.8rem; margin: 0; }
.login-card p { margin: 0; }

/* topo */
.topbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; padding-top: 14px; }
.brand { font-family: var(--serif); font-size: 1.3rem; font-weight: 600; }
.presence { display: flex; gap: 6px; flex-wrap: wrap; }
.chat-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.chat-head h2 { margin: 0; }
.who { font-size: .8rem; padding: 2px 10px; border-radius: 999px; background: var(--accent-soft); }
.who::before { content: '● '; color: var(--ok); }
.who.me { font-weight: 600; }
.topbar-actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.topbar-actions select { width: auto; padding: 6px 8px; font-size: .85rem; }
.status-line { font-size: .82rem; color: var(--warn); margin-top: 6px; }
.status-line.ok { color: var(--ok); }

/* estudos */
.new-study { display: grid; gap: 10px; margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line); }

/* player */
.player-head { display: flex; gap: 14px; align-items: center; }
#ep-image { width: 72px; height: 72px; border-radius: 10px; object-fit: cover; flex: none; }
.ep-show { color: var(--muted); font-size: .85rem; }
.ep-title { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; line-height: 1.25; }
.sync { font-size: .8rem; margin-top: 2px; }
.sync.ok { color: var(--ok); }
.sync.warn { color: var(--warn); }
#seek { width: 100%; padding: 0; margin-top: 14px; accent-color: var(--accent); border: 0; background: transparent; }
.times { display: flex; justify-content: space-between; font-size: .8rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.controls { display: flex; justify-content: center; align-items: center; gap: 18px; margin-top: 8px; }
.last-action { text-align: center; font-size: .82rem; min-height: 1.2em; margin-top: 6px; }

/* abas e painéis */
.tabs { display: flex; gap: 4px; margin-top: 12px; position: sticky; top: 0; background: var(--bg); padding: 6px 0; z-index: 2; }
.tabs button {
  flex: 1; font: 500 .95rem var(--sans); color: var(--muted); background: none; border: 0;
  border-bottom: 2px solid transparent; padding: 8px; cursor: pointer; position: relative;
}
.tabs button.active { color: var(--ink); border-color: var(--accent); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); vertical-align: middle; }
.panel { display: none; margin-top: 4px; }
.panel.active { display: block; }

@media (min-width: 1000px) {
  .tabs { display: none; }
  .panels { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 12px; align-items: start; }
  .panel { display: block; margin-top: 12px; }
}

/* notas */
.note-form { display: grid; gap: 8px; }
.note-form .row { justify-content: space-between; }
.attached { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font-size: .8rem; background: var(--accent-soft); border-radius: 999px; padding: 2px 4px 2px 10px; display: inline-flex; gap: 4px; align-items: center; }
.chip button { background: none; border: 0; color: inherit; cursor: pointer; font-size: 1rem; line-height: 1; }
.notes, .chat { list-style: none; margin: 14px 0 0; padding: 0; }
.note { border-top: 1px solid var(--line); padding: 10px 0; transition: background .3s; }
.note.now { background: var(--accent-soft); border-radius: 10px; padding-inline: 8px; }
.note-head { display: flex; align-items: center; gap: 8px; }
.note-head .link { margin-left: auto; text-decoration: none; opacity: .7; }
.time {
  font: 600 .8rem var(--sans); font-variant-numeric: tabular-nums; color: var(--accent);
  background: var(--accent-soft); border: 0; border-radius: 6px; padding: 2px 8px; cursor: pointer;
}
.author { font-size: .85rem; color: var(--muted); }
.note .body { font-family: var(--serif); margin: 6px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
blockquote { margin: 8px 0 0; padding: 6px 12px; border-left: 3px solid var(--accent); font-family: var(--serif); font-size: .92rem; white-space: pre-wrap; }
blockquote strong { display: block; font-family: var(--sans); font-size: .8rem; color: var(--accent); }
.empty { padding: 8px 0; }

/* bíblia */
.bible-result { margin-top: 12px; }
.verses { font-family: var(--serif); max-height: 55vh; overflow: auto; }
.verses p { margin: 0 0 .4em; }
.verses sup { color: var(--accent); font-family: var(--sans); font-size: .7rem; font-weight: 600; }

/* chat */
.chat { max-height: 50vh; overflow: auto; display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.msg { max-width: 85%; align-self: flex-start; background: var(--bg); border-radius: 12px; padding: 6px 10px; }
.msg.mine { align-self: flex-end; background: var(--accent-soft); }
.msg .meta { font-size: .72rem; color: var(--muted); }
.msg .text { white-space: pre-wrap; overflow-wrap: anywhere; }

.toast {
  position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: .9rem;
  max-width: calc(100% - 32px); z-index: 10; box-shadow: 0 6px 20px rgb(0 0 0 / .2);
}