/* =========================================================================
   IELTS Reading — Học viên (danh sách + làm bài split-screen + kết quả)
   Dùng lại biến --e-* từ home-modern.css
   ========================================================================= */

/* ---------- Danh sách đề ---------- */
.ielts-list{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.ielts-list-card{ display:flex; align-items:center; gap:16px; background:var(--e-card); border:1px solid var(--e-line); border-radius:16px; padding:20px; text-decoration:none; transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.ielts-list-card:hover{ box-shadow:var(--e-shadow); transform:translateY(-3px); border-color:transparent; }
.ielts-list-card__icon{ width:56px; height:56px; border-radius:14px; background:var(--e-grad); color:#fff; display:flex; align-items:center; justify-content:center; font-size:24px; flex-shrink:0; }
.ielts-list-card__body{ flex:1; min-width:0; }
.ielts-list-card__body h3{ font-size:17px; font-weight:700; margin:0 0 8px; color:var(--e-ink); }
.ielts-list-card__meta{ display:flex; flex-wrap:wrap; gap:6px 16px; font-size:13px; color:var(--e-muted); }
.ielts-list-card__meta i{ color:var(--e-primary); margin-right:4px; }
.ielts-list-card__go{ font-weight:600; color:var(--e-primary); font-size:14px; white-space:nowrap; }

/* ---------- Tab chuyển kỹ năng (danh sách) ---------- */
.ielts-skilltabs{ display:flex; gap:8px; margin:0 0 22px; flex-wrap:wrap; }
.ielts-skilltabs a{ display:inline-flex; align-items:center; gap:8px; padding:9px 18px; border:1px solid var(--e-line); border-radius:999px; text-decoration:none; font-weight:600; font-size:14px; color:var(--e-ink); background:var(--e-card); transition:all .18s ease; }
.ielts-skilltabs a:hover{ border-color:var(--e-primary); color:var(--e-primary); }
.ielts-skilltabs a.active{ background:var(--e-primary); border-color:var(--e-primary); color:#fff; }

/* ---------- Lịch sử làm bài ---------- */
.ielts-hist{ display:grid; gap:12px; }
.ielts-hist-card{ display:flex; align-items:center; gap:16px; background:var(--e-card); border:1px solid var(--e-line); border-radius:14px; padding:16px 20px; }
.ielts-hist-card__icon{ width:48px; height:48px; flex-shrink:0; border-radius:12px; background:var(--e-grad); color:#fff; display:flex; align-items:center; justify-content:center; font-size:20px; }
.ielts-hist-card__body{ flex:1; min-width:0; }
.ielts-hist-card__body h3{ font-size:16px; font-weight:700; margin:0 0 4px; color:var(--e-ink); }
.ielts-hist-card__meta{ display:flex; flex-wrap:wrap; gap:4px 8px; font-size:13px; color:var(--e-muted); }
.ielts-hist-skill{ font-weight:700; color:var(--e-primary); }
.ielts-hist-card__score{ text-align:center; min-width:70px; }
.ielts-hist-band{ font-size:26px; font-weight:800; color:var(--e-primary); line-height:1; }
.ielts-hist-raw{ font-size:12px; color:var(--e-muted); margin-top:2px; }
.ielts-hist-hero{ display:flex; align-items:center; gap:16px; margin-bottom:16px; }
.ielts-hist-hero__ic{ width:54px; height:54px; flex-shrink:0; border-radius:15px; background:var(--e-grad); color:#fff; display:flex; align-items:center; justify-content:center; font-size:22px; }
.ielts-hist-hero h1{ font-size:24px; }
@media (max-width:640px){
    .ielts-hist-card{ flex-wrap:wrap; }
    .ielts-hist-card__score{ text-align:left; }
}

/* ---------- Overlay làm bài / kết quả ---------- */
.ielts-take{ position:fixed; inset:0; z-index:2000; background:var(--e-bg,#fff); color:var(--e-ink,#1d2440); font-family:var(--e-font,sans-serif); display:flex; flex-direction:column; }
.ielts-center{ align-items:center; justify-content:center; gap:14px; text-align:center; }

.ielts-exam-head{ display:flex; align-items:center; gap:16px; padding:12px 20px; border-bottom:1px solid var(--e-line); flex-wrap:wrap; }
.ielts-exam-title strong{ display:block; font-size:16px; }
.ielts-exam-title span{ font-size:12px; color:var(--e-muted); }
.ielts-timer{ margin-left:auto; font-size:18px; font-weight:800; font-variant-numeric:tabular-nums; display:flex; align-items:center; gap:8px; }
.ielts-timer.low{ color:#e8402f; }

.ielts-passtabs{ display:flex; gap:6px; padding:8px 20px; border-bottom:1px solid var(--e-line); background:var(--e-soft); overflow-x:auto; }
.ielts-passtabs button{ border:1px solid var(--e-line); background:#fff; padding:6px 14px; border-radius:8px; font-weight:600; font-size:13px; cursor:pointer; white-space:nowrap; color:var(--e-ink); }
.ielts-passtabs button.active{ background:var(--e-primary); color:#fff; border-color:var(--e-primary); }

/* Chọn chế độ Listening */
.ielts-mode-box{ max-width:720px; padding:20px; text-align:center; }
.ielts-mode-box h1{ font-size:26px; margin:0 0 4px; }
.ielts-mode-grid{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin:22px 0; }
.ielts-mode-card{ display:flex; flex-direction:column; align-items:center; gap:8px; text-align:center; padding:26px 20px; border:1px solid var(--e-line); border-radius:16px; background:var(--e-card); cursor:pointer; transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease; font-family:inherit; }
.ielts-mode-card:hover{ transform:translateY(-3px); box-shadow:var(--e-shadow); border-color:var(--e-primary); }
.ielts-mode-card i{ font-size:30px; color:var(--e-primary); }
.ielts-mode-card strong{ font-size:18px; }
.ielts-mode-card span{ font-size:13px; color:var(--e-muted); line-height:1.5; }
.ielts-mode-card--exam i{ color:#e8402f; }

/* Trạng thái audio Thi thử (không có điều khiển) */
.ielts-ls-status{ display:flex; align-items:center; gap:8px; font-weight:700; font-size:15px; }
.ielts-ls-live{ width:10px; height:10px; border-radius:50%; background:#e8402f; animation:ieltsPulse 1s ease-in-out infinite; }
.ielts-resume-bar{ display:flex; align-items:center; justify-content:center; gap:14px; padding:10px 20px; background:#fff5f5; border-bottom:1px solid #ffd4d0; font-size:14px; color:#c02a1b; flex-wrap:wrap; }

/* Thanh audio (Listening) */
.ielts-audio-bar{ display:flex; align-items:center; gap:14px; padding:12px 20px; border-bottom:1px solid var(--e-line); background:var(--e-card); }
.ielts-audio-ic{ font-size:20px; color:var(--e-primary); flex-shrink:0; }
.ielts-audio-wrap{ flex:1; min-width:0; }
.ielts-audio-wrap audio{ display:block; height:40px; }
.ielts-audio-none{ font-size:13px; color:var(--e-muted); }

.ielts-exam-body{ flex:1; min-height:0; display:grid; grid-template-columns:1fr 1fr; }
.ielts-exam-body--single{ grid-template-columns:1fr; }
.ielts-exam-body--single .ielts-quest-col{ max-width:820px; width:100%; margin:0 auto; }
.ielts-passage-col{ overflow-y:auto; padding:22px 26px; border-right:1px solid var(--e-line); }
.ielts-quest-col{ overflow-y:auto; padding:22px 26px 48px; }
.ielts-quest-title{ font-size:20px; margin:0 0 16px; }
.ielts-ls-intro{ background:var(--e-soft); border:1px solid var(--e-line); border-left:4px solid var(--e-primary); border-radius:10px; padding:12px 16px; margin-bottom:18px; }
.ielts-ls-intro .ielts-para{ margin:0 0 8px; font-size:15px; line-height:1.7; }
.ielts-ls-intro .ielts-para:last-child{ margin-bottom:0; }
.ielts-passage-col h2{ font-size:20px; margin:0 0 14px; }
.ielts-para{ line-height:1.8; font-size:15px; margin:0 0 14px; white-space:pre-wrap; }

/* Nội dung có định dạng (TinyMCE) — đoạn văn Reading & đề bài Listening */
.ielts-passage-html{ font-size:15px; line-height:1.8; color:var(--e-ink); }
.ielts-passage-html p{ margin:0 0 12px; }
.ielts-passage-html h1,.ielts-passage-html h2,.ielts-passage-html h3,.ielts-passage-html h4{ margin:16px 0 8px; line-height:1.3; }
.ielts-passage-html ul,.ielts-passage-html ol{ margin:0 0 12px; padding-left:24px; }
.ielts-passage-html li{ margin:4px 0; }
.ielts-passage-html img{ max-width:100%; height:auto; border-radius:8px; }
.ielts-passage-html a{ color:var(--e-primary); }
.ielts-passage-html table{ border-collapse:collapse; width:100%; margin:0 0 12px; font-size:14px; }
.ielts-passage-html table td,.ielts-passage-html table th{ border:1px solid var(--e-line); padding:8px 10px; text-align:left; vertical-align:top; }
.ielts-passage-html table th{ background:var(--e-soft); font-weight:700; }

.ielts-group{ margin-bottom:26px; }
.ielts-group-head{ border-top:2px solid var(--e-line); border-bottom:2px solid var(--e-line); padding:9px 0; margin-bottom:14px; }
.ielts-qrange{ display:inline-block; font-weight:800; color:var(--e-primary); font-size:14px; }
.ielts-group-head p{ margin:4px 0 0; font-size:14px; }
.ielts-q{ margin-bottom:16px; scroll-margin-top:130px; }
.ielts-q > p{ margin:0 0 8px; font-size:14px; line-height:1.5; }
.ielts-q--row{ display:flex; align-items:center; gap:10px; }
.ielts-q-label{ font-size:14px; flex:1; }
.ielts-radios{ display:flex; gap:18px; flex-wrap:wrap; }
.ielts-radio{ display:inline-flex; align-items:center; gap:6px; font-size:14px; cursor:pointer; }
.ielts-radio input{ accent-color:var(--e-primary); }

.ielts-select,.ielts-input,.ielts-blank{ border:1px solid var(--e-line); border-radius:8px; padding:8px 10px; font-size:14px; font-family:inherit; outline:none; background:#fff; color:var(--e-ink); }
.ielts-select{ flex:1; }
.ielts-select--sm{ width:90px; flex:none; }
.ielts-input{ width:100%; max-width:340px; }
.ielts-select:focus,.ielts-input:focus,.ielts-blank:focus{ border-color:var(--e-primary); box-shadow:0 0 0 3px rgba(79,124,255,.15); }
.ielts-blank{ display:inline-block; width:135px; margin:0 4px; padding:4px 8px; }
.ielts-summary{ line-height:2.2; font-size:15px; }
.ielts-mc-choices{ display:grid; gap:8px; }
.ielts-mc-choice{ align-items:flex-start; padding:8px 12px; border:1px solid var(--e-line); border-radius:8px; }
.ielts-mc-choice:hover{ border-color:var(--e-primary); }
.ielts-diagram-view{ position:relative; display:inline-block; max-width:100%; margin-bottom:14px; border:1px solid var(--e-line); line-height:0; }
.ielts-diagram-view img{ max-width:100%; display:block; }
.ielts-diagram-pt{ position:absolute; transform:translate(-50%,-50%); min-width:24px; height:24px; padding:0 4px; border-radius:50%; background:var(--e-primary); color:#fff; font-size:12px; font-weight:800; display:flex; align-items:center; justify-content:center; box-shadow:0 0 0 2px #fff; }
.ielts-headings{ background:var(--e-soft); border:1px solid var(--e-line); border-radius:10px; padding:12px 14px; margin-bottom:14px; }
.ielts-headings__title{ font-size:12px; font-weight:700; text-transform:uppercase; color:var(--e-primary); margin-bottom:6px; }
.ielts-headings ol{ margin:0; padding-left:20px; font-size:13px; display:grid; gap:4px; }

.ielts-exam-foot{ display:flex; align-items:center; gap:14px; padding:8px 20px; border-top:1px solid var(--e-line); background:#fff; flex-wrap:wrap; }
.ielts-answered{ font-size:13px; color:var(--e-muted); }
.ielts-navnums{ display:flex; gap:5px; flex-wrap:wrap; }
.ielts-navnums button{ min-width:28px; height:28px; border:1px solid var(--e-line); background:#fff; border-radius:6px; font-size:12px; cursor:pointer; color:var(--e-ink); }
.ielts-navnums button.done{ background:var(--e-primary); color:#fff; border-color:var(--e-primary); }

/* ---------- Kết quả ---------- */
.ielts-results{ display:block; overflow-y:auto; background:var(--e-bg,#fff); }
.ielts-results-inner{ max-width:920px; margin:0 auto; padding:34px 20px 72px; }
.ielts-results-inner h1{ font-size:28px; margin:0 0 4px; }
.ielts-tiles{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin:20px 0; }
.ielts-tile{ background:var(--e-card); border:1px solid var(--e-line); border-radius:14px; padding:20px; text-align:center; }
.ielts-tile .v{ font-size:40px; font-weight:800; line-height:1; }
.ielts-tile .l{ font-size:12px; color:var(--e-muted); text-transform:uppercase; letter-spacing:.05em; margin-top:6px; }
.ielts-tile--band .v{ color:var(--e-primary); }
.ielts-pass-cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-bottom:28px; }
.ielts-pass-card{ background:var(--e-card); border:1px solid var(--e-line); border-radius:12px; padding:14px; }
.ielts-pass-card .k{ font-size:12px; color:var(--e-muted); text-transform:uppercase; letter-spacing:.04em; }
.ielts-pass-card .s{ font-size:18px; font-weight:800; margin-top:2px; }
.ielts-review{ margin-bottom:26px; }
.ielts-review h3{ border-bottom:2px solid var(--e-line); padding-bottom:8px; font-size:17px; }
.ielts-review-glabel{ font-size:13px; color:var(--e-muted); margin:12px 0 8px; }
.ielts-review-table{ width:100%; border-collapse:collapse; font-size:14px; }
.ielts-review-table th{ text-align:left; font-size:11px; text-transform:uppercase; color:var(--e-muted); padding:8px; border-bottom:2px solid var(--e-line); }
.ielts-review-table td{ padding:8px; border-bottom:1px solid var(--e-line); }
.ielts-review-table tr.wrong{ background:#fff5f5; }
.ielts-ok{ color:#12924a; font-weight:600; }
.ielts-no{ color:#e8402f; font-weight:600; }
.ielts-explain-row td{ background:#fff8ec; border-bottom:1px solid var(--e-line); font-size:13.5px; line-height:1.6; color:#5b5030; padding:8px 8px 10px; }
.ielts-explain__label{ font-weight:700; color:#c47f12; margin-right:4px; }
.ielts-explain__label i{ margin-right:3px; }
.ielts-results-actions{ display:flex; gap:12px; margin-top:22px; }

.ielts-spin-lg{ width:36px; height:36px; border:3px solid var(--e-line); border-top-color:var(--e-primary); border-radius:50%; animation:ieltsSpin .7s linear infinite; }
@keyframes ieltsSpin{ to{ transform:rotate(360deg); } }

/* ---------- Speaking ---------- */
.ielts-sp-body{ flex:1; min-height:0; overflow-y:auto; }
.ielts-sp-inner{ max-width:780px; margin:0 auto; padding:24px 20px 60px; }
.ielts-sp-alert{ background:#fff5f5; border:1px solid #ffd4d0; color:#c02a1b; padding:12px 14px; border-radius:10px; font-size:14px; margin-bottom:14px; }
.ielts-sp-note{ background:var(--e-soft); border:1px solid var(--e-line); color:var(--e-muted); padding:10px 14px; border-radius:10px; font-size:13px; margin-bottom:14px; }
.ielts-sp-cue{ background:var(--e-soft); border:1px solid var(--e-line); border-left:4px solid var(--e-primary); border-radius:12px; padding:16px 18px; margin-bottom:20px; }
.ielts-sp-cue__title{ font-size:13px; font-weight:800; text-transform:uppercase; letter-spacing:.04em; color:var(--e-primary); margin-bottom:8px; }
.ielts-sp-cue__text{ white-space:pre-wrap; line-height:1.7; font-size:15px; margin:0 0 12px; }
.ielts-sp-prep{ display:flex; align-items:center; gap:12px; flex-wrap:wrap; }
.ielts-sp-prep__time{ font-weight:800; font-variant-numeric:tabular-nums; color:var(--e-primary); }
.ielts-sp-parttitle{ font-size:20px; margin:0 0 16px; }
.ielts-sp-q{ border:1px solid var(--e-line); border-radius:12px; padding:16px 18px; margin-bottom:16px; background:var(--e-card); }
.ielts-sp-q__prompt{ font-size:15px; line-height:1.6; margin-bottom:12px; }
.ielts-sp-q__num{ display:inline-flex; align-items:center; justify-content:center; min-width:26px; height:26px; padding:0 6px; border-radius:7px; background:var(--e-primary); color:#fff; font-size:13px; font-weight:700; margin-right:8px; }
.ielts-sp-rec{ display:flex; align-items:center; gap:12px; flex-wrap:wrap; }
.ielts-sp-btn{ display:inline-flex; align-items:center; gap:8px; border:none; border-radius:999px; padding:9px 18px; font-size:14px; font-weight:600; cursor:pointer; font-family:inherit; }
.ielts-sp-btn:disabled{ opacity:.5; cursor:not-allowed; }
.ielts-sp-btn--rec{ background:var(--e-primary); color:#fff; }
.ielts-sp-btn--stop{ background:#e8402f; color:#fff; }
.ielts-sp-btn--ghost{ background:var(--e-soft); color:var(--e-ink); border:1px solid var(--e-line); }
.ielts-sp-dot{ width:10px; height:10px; border-radius:50%; background:#fff; animation:ieltsPulse 1s ease-in-out infinite; }
@keyframes ieltsPulse{ 0%,100%{ opacity:1; } 50%{ opacity:.3; } }
.ielts-sp-done{ display:flex; align-items:center; gap:12px; flex-wrap:wrap; }
.ielts-sp-done audio{ height:38px; max-width:280px; }
.ielts-sp-len{ font-size:13px; color:var(--e-muted); font-variant-numeric:tabular-nums; }
.ielts-sp-transcript{ margin-top:12px; padding:10px 12px; background:var(--e-soft); border-radius:8px; font-size:14px; line-height:1.6; color:var(--e-ink); }
.ielts-sp-transcript__label{ font-weight:700; color:var(--e-muted); font-size:12px; text-transform:uppercase; margin-right:6px; }
.ielts-sp-provisional{ display:flex; align-items:flex-start; gap:10px; background:var(--e-soft); border:1px solid var(--e-line); border-radius:12px; padding:14px 16px; font-size:14px; line-height:1.6; margin:18px 0; }
.ielts-sp-provisional i{ color:var(--e-primary); margin-top:2px; }
.ielts-sp-feedback{ background:var(--e-card); border:1px solid var(--e-line); border-radius:12px; padding:18px 20px; margin-bottom:20px; }
.ielts-sp-feedback h3{ margin:0 0 8px; font-size:16px; }
.ielts-sp-feedback p{ white-space:pre-wrap; line-height:1.75; font-size:14px; margin:0; }

/* ---------- Responsive ---------- */
@media (max-width:768px){
    .ielts-list{ grid-template-columns:1fr; }
    .ielts-exam-body{ grid-template-columns:1fr; grid-template-rows:38vh 1fr; }
    .ielts-exam-body--single{ grid-template-rows:1fr; }
    .ielts-passage-col{ border-right:none; border-bottom:1px solid var(--e-line); }
    .ielts-tiles,.ielts-pass-cards{ grid-template-columns:1fr; }
    .ielts-q--row{ flex-direction:column; align-items:stretch; }
    .ielts-select{ flex:none; }
}