/* pages/ex-listening.css — Buổi hội thoại ôn tập giao diện mới (templates/pages/ex/listening.html).
   Bản vẽ: FC_D1_Home (thuộc tính + hộp tạo + bảng buổi), FC_D2_Generating (các bước),
   FC_D3_Player (lời thoại + bảng điều khiển cố định dưới). Khung toàn màn hình ở ex-common.css. */

/* ── Danh sách ── */
.exi-lsn-home { max-width: 860px; margin: 0 auto; padding: 0 40px 60px; }
.exi-lsn-home .exi-icon { margin-top: 48px; }
.exi-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.exi-chip {
  height: 32px; padding: 0 14px; border: 0; border-radius: 999px;
  background: var(--bg-soft); color: var(--text);
  font: inherit; font-size: 13px; font-weight: 600; cursor: pointer;
}
.exi-chip:hover { background: var(--line); }
.exi-chip.is-on { background: var(--accent); color: var(--on-accent); }
.exi-lsn-create { padding: 16px 18px; }
.exi-lsn-create-tile { background: var(--bg); color: var(--accent); }
.exi-lsn-create .callout-title { font-size: 16px; }

.exi-srow {
  display: grid; grid-template-columns: minmax(0, 1fr) 90px 90px 90px 110px 120px; align-items: center;
  min-height: 50px; padding: 0 8px; border-bottom: 1px solid var(--line); font-size: 14px;
}
.exi-srow.is-ready { cursor: pointer; }
.exi-srow.is-ready:hover { background: var(--bg-side); }
.exi-shead { min-height: 34px; font-size: 13px; color: var(--muted); }
.exi-stitle { display: flex; align-items: center; gap: 8px; min-width: 0; font-weight: 500; }
.exi-stitle > span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.exi-stitle .icon { color: var(--muted); }
.exi-scell { color: var(--text); }
.exi-smuted { color: var(--muted); }
.exi-sact { display: flex; justify-content: flex-end; align-items: center; gap: 4px; }
.exi-round-btn {
  width: 32px; height: 32px; border: 0; border-radius: 50%;
  background: var(--accent); color: var(--on-accent); display: grid; place-items: center; cursor: pointer;
}
.exi-round-btn:hover { background: var(--accent-hover); }
.exi-icon-btn {
  width: 32px; height: 32px; flex-shrink: 0; border: 0; border-radius: var(--r);
  background: none; color: var(--muted); display: grid; place-items: center; cursor: pointer;
}
.exi-icon-btn:hover { background: var(--red-bg); color: var(--red); }
.exi-tag-red { background: var(--red-bg); color: var(--red); }
.exi-spin-sm { width: 14px; height: 14px; }
.exi-table-note { margin: 0; padding: 18px 8px; font-size: 14px; color: var(--muted); }

/* ── Đang soạn ── */
.exi-lsn-gen { max-width: 480px; margin: 0 auto; padding: 96px 40px 40px; }
.exi-lsn-gen .exi-h1 { font-size: 30px; margin-bottom: 6px; }
.exi-ring {
  display: block; width: 56px; height: 56px; margin-bottom: 22px; border-radius: 50%;
  border: 4px solid var(--accent-soft); border-top-color: var(--accent);
  animation: exi-spin 0.9s linear infinite;
}
.exi-fail-tile { width: 56px; height: 56px; margin-bottom: 22px; border-radius: 50%; background: var(--red-bg); color: var(--red); }
.exi-step {
  display: flex; align-items: center; gap: 12px; min-height: 44px;
  border-top: 1px solid var(--line); font-size: 15px; color: var(--faint);
}
.exi-step-dot {
  width: 22px; height: 22px; flex-shrink: 0; border-radius: 50%;
  border: 1.5px solid var(--line); display: grid; place-items: center; color: var(--on-accent);
}
.exi-step.is-done { color: var(--text); }
.exi-step.is-done .exi-step-dot { border: 0; background: var(--accent); }
.exi-step.is-active { color: var(--ink); font-weight: 600; }
.exi-step.is-active .exi-step-dot {
  border: 2.5px solid var(--accent-soft); border-top-color: var(--accent);
  animation: exi-spin 0.9s linear infinite;
}

/* ── Trình phát ── */
.exi-seg-ctl { display: inline-flex; padding: 3px; border-radius: var(--r-md); background: var(--bg-soft); flex-shrink: 0; }
.exi-seg-ctl button {
  height: 30px; padding: 0 14px; border: 0; border-radius: var(--r); background: none;
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-size: 13px; color: var(--muted); cursor: pointer; white-space: nowrap;
}
.exi-seg-ctl button.is-on { background: var(--bg); color: var(--ink); font-weight: 600; box-shadow: 0 1px 2px rgba(15, 23, 42, 0.1); }

.exi-lsn-player { max-width: 760px; margin: 0 auto; padding: 28px 40px 32px; }
.exi-lsn-title { margin: 0 0 18px; font-size: 28px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; }
.exi-turn {
  display: flex; gap: 14px; padding: 12px 14px; margin: 0 -14px; border-radius: var(--r-md);
  transition: background 0.2s ease, opacity 0.2s ease;
}
.exi-turn.is-active { background: var(--callout); box-shadow: inset 3px 0 0 var(--accent); }
.exi-turn.is-active .exi-turn-text { font-weight: 500; }
.exi-turn.is-dim { opacity: 0.55; }
.exi-av {
  width: 32px; height: 32px; flex-shrink: 0; border-radius: 50%;
  display: grid; place-items: center; font-size: 13px; font-weight: 700; color: var(--on-accent);
}
.exi-av.is-m { background: var(--blue); }
.exi-av.is-f { background: var(--violet); }
.exi-turn-body { min-width: 0; flex-grow: 1; }
.exi-turn-text { margin: 0; font-size: 18px; line-height: 1.6; color: var(--ink); }
.exi-turn-reading { margin: 2px 0 0; font-size: 12px; color: var(--faint); }
.exi-turn-vi { margin: 4px 0 0; font-size: 14px; color: var(--muted); }
.exi-turn-skel { display: flex; flex-direction: column; gap: 6px; padding: 6px 0; }
.exi-turn-skel span { display: block; height: 10px; border-radius: var(--r-sm); background: var(--line); width: 48%; }
.exi-turn-skel span + span { width: 28%; }
.exi-peek {
  margin-top: 6px; display: inline-flex; align-items: center; gap: 5px;
  height: 26px; padding: 0 10px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--bg); color: var(--muted); font: inherit; font-size: 12px; cursor: pointer;
}
.exi-peek:hover { color: var(--accent); border-color: var(--accent); }
.exi-lsn-hint {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  margin: 14px 0 0; font-size: 13px; color: var(--faint);
}

.exi-lsn-ctrl { flex-shrink: 0; padding: 16px 24px; border-top: 1px solid var(--line); background: var(--bg); }
.exi-lsn-ctrl-in { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.exi-lsn-prog { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--muted); }
.exi-lsn-track { position: relative; flex-grow: 1; padding: 10px 0; cursor: pointer; touch-action: none; }
.exi-lsn-groove { height: 5px; border-radius: 3px; background: var(--line); overflow: hidden; }
.exi-lsn-fill { width: 0; height: 100%; background: var(--accent); }
.exi-lsn-thumb {
  position: absolute; top: 50%; left: 0; width: 16px; height: 16px; margin: -8px 0 0 -8px;
  border-radius: 50%; background: var(--bg); border: 2px solid var(--accent); pointer-events: none;
}
.exi-lsn-row { display: flex; align-items: center; }
.exi-lsn-speed, .exi-lsn-step { width: 280px; display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); }
.exi-lsn-step { justify-content: flex-end; gap: 8px; }
.exi-lsn-speed input { width: 120px; accent-color: var(--accent); }
.exi-lsn-speed .num { font-weight: 600; color: var(--ink); }
.exi-lsn-btns { flex-grow: 1; display: flex; align-items: center; justify-content: center; gap: 16px; }
.exi-lsn-seek {
  position: relative; width: 48px; height: 48px; border: 0; background: none;
  color: var(--accent); display: grid; place-items: center; cursor: pointer;
}
.exi-lsn-seek span { position: absolute; inset: 18px 0 auto; text-align: center; font-size: 9px; font-weight: 700; }
.exi-lsn-play {
  width: 60px; height: 60px; flex-shrink: 0; border: 0; border-radius: 50%;
  background: var(--accent); color: var(--on-accent); display: grid; place-items: center; cursor: pointer;
}
.exi-lsn-play:hover { background: var(--accent-hover); }
.exi-lsn-loop {
  width: 44px; height: 44px; flex-shrink: 0; border-radius: 50%;
  border: 1px solid var(--accent-soft); background: var(--bg); color: var(--muted);
  display: grid; place-items: center; cursor: pointer;
}
.exi-lsn-loop.is-on { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.exi-stepper { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: var(--r); }
.exi-stepper button { width: 32px; height: 32px; border: 0; background: none; font: inherit; font-size: 16px; color: var(--text); cursor: pointer; }
.exi-stepper span { width: 34px; text-align: center; font-size: 13px; font-weight: 600; color: var(--ink); }

@media (max-width: 860px) {
  .exi-lsn-home { padding: 0 16px 40px; }
  .exi-lsn-home .exi-icon { margin-top: 24px; }
  .exi-shead { display: none; }
  .exi-srow { grid-template-columns: minmax(0, 1fr) auto; row-gap: 2px; padding: 10px 4px; }
  .exi-srow .exi-scell { display: none; }
  .exi-srow .exi-sact { grid-column: 2; grid-row: 1; }
  .exi-lsn-gen { padding: 56px 16px 32px; }
  .exi-seg-ctl button { padding: 0 9px; font-size: 12px; }
  .exi-seg-ctl button .icon { display: none; }
  .exi-lsn-player { padding: 18px 16px 24px; }
  .exi-lsn-title { font-size: 22px; }
  .exi-turn-text { font-size: 17px; }
  .exi-lsn-ctrl { padding: 10px 16px 14px; }
  .exi-lsn-row { flex-wrap: wrap; row-gap: 8px; }
  .exi-lsn-btns { order: -1; width: 100%; flex-basis: 100%; }
  .exi-lsn-speed, .exi-lsn-step { width: auto; flex: 1 1 50%; }
  .exi-lsn-speed input { width: 90px; }
}
@media (prefers-reduced-motion: reduce) {
  .exi-ring, .exi-step.is-active .exi-step-dot { animation-duration: 2.4s; }
  .exi-turn { transition: none; }
}

/* 5 từ đang ôn (10/10/2026): khung trên đầu lời thoại + tô màu đúng các từ đó trong câu */
.exi-lsn-words { margin: 0 0 16px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r); background: var(--bg-side); }
.exi-lsn-words-title { margin: 0 0 8px; font-size: 12px; font-weight: 600; color: var(--muted); }
.exi-lsn-words-list { display: flex; flex-direction: column; gap: 6px; }
.exi-tw-item { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; font-size: 14px; }
.exi-tw-word { font-size: 17px; font-weight: 600; color: var(--accent); }
.exi-tw-read { font-size: 13px; color: var(--muted); }
.exi-tw-mean { flex-basis: 100%; font-size: 13px; color: var(--text); }
mark.exi-tw { background: var(--accent-soft); color: var(--accent); font-weight: 600; border-radius: 3px; padding: 0 1px; }