/* ==============================================================
   IELTS Reading — hub, imtihon oynasi (CD-IELTS uslubida) va tahlil.
   Umumiy tokenlar va komponentlar (sp-btn, sp-panel, sp-seg, sp-note,
   sp-modal, sp-band ...) — css/speaking.css da.
   ============================================================== */

/* ---------- Hub ---------- */
.rd-tests { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr)); gap: 14px; }
.rd-test { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.rd-test-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.rd-test-head h3 { font-size: 17px; font-weight: 800; }
.rd-test-meta { font-size: 13px; color: var(--text-muted); margin-top: 3px; }
.rd-best { font-size: 12.5px; font-weight: 700; color: var(--sp-green-text); display: inline-flex; align-items: center; gap: 4px; white-space: nowrap; }
.rd-short { font-size: 12px; font-weight: 700; color: var(--sp-gold-text); background: var(--sp-gold-wash); padding: 3px 9px; border-radius: 99px; white-space: nowrap; }
/* minmax(0,1fr): aks holda nowrap sarlavha ustunni kengaytirib, ellipsis ishlamasdi */
.rd-passages { list-style: none; display: grid; grid-template-columns: minmax(0, 1fr); gap: 2px; }
.rd-passages li { display: flex; align-items: center; gap: 10px; min-width: 0; padding: 8px 10px; margin: 0 -10px; border-radius: 10px; }
.rd-passages button {
    all: unset; box-sizing: border-box; display: flex; align-items: center; gap: 10px; width: 100%;
    padding: 8px 10px; border-radius: 10px; cursor: pointer;
}
.rd-passages button:hover { background: var(--sp-inset); }
.rd-passages button:focus-visible { outline: 2px solid var(--sp-blue); outline-offset: 1px; }
.rd-pn {
    width: 24px; height: 24px; border-radius: 7px; flex-shrink: 0; display: grid; place-items: center;
    font-size: 12px; font-weight: 800; background: var(--sp-inset); color: var(--text-secondary);
}
.rd-pt { flex: 1; min-width: 0; font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
/* Telefonda matn nomi "…" bilan kesilib, qaysi matn ekani bilinmasdi — 2 qatorgacha to'liq */
@media (max-width: 640px) {
  .rd-pt { white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; line-height: 1.35; }
}
.rd-pd { font-size: 12px; color: var(--text-muted); white-space: nowrap; }
.rd-test-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; }
.rd-test-actions .sp-btn { flex: 1; }

/* ---------- Imtihon ---------- */
.rd-exam { --rd-fs: 16px; }
.rd-bar {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    padding: 10px 0 12px; border-bottom: 2px solid var(--sp-line); margin-bottom: 12px;
}
.rd-bar-title { flex: 1; min-width: 160px; }
.rd-bar-title b { display: block; font-size: 15px; font-weight: 800; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rd-bar-title span { font-size: 12.5px; color: var(--text-muted); }
.rd-timer {
    display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 12px; border-radius: 10px;
    border: 2px solid var(--border-strong); font-family: var(--font-mono); font-size: 15px; font-weight: 700;
    font-variant-numeric: tabular-nums; background: var(--sp-card); color: var(--text-primary); cursor: pointer;
}
.rd-timer.warn { color: var(--sp-red-text); border-color: var(--sp-red); }
.rd-timer.hidden-time .rd-time { filter: blur(5px); }
.rd-tools { display: flex; gap: 6px; align-items: center; }
.rd-tool {
    height: 36px; min-width: 36px; padding: 0 10px; border-radius: 10px; border: 2px solid var(--sp-line);
    background: var(--sp-card); color: var(--text-secondary); display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    font-size: 13px; font-weight: 700; cursor: pointer;
}
.rd-tool:hover { color: var(--text-primary); border-color: var(--border-strong); }
.rd-tool[aria-pressed="true"] { color: var(--sp-blue-text); border-color: var(--sp-blue); background: var(--sp-blue-wash); }
.rd-tool:focus-visible, .rd-num:focus-visible, .rd-pill:focus-visible, .rd-letter:focus-visible { outline: 2px solid var(--sp-blue); outline-offset: 2px; }

.rd-parts { margin-bottom: 12px; }
.rd-parts button small { font-weight: 600; opacity: .75; margin-left: 4px; }

.rd-switch { display: none; margin-bottom: 12px; }
.rd-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }
.rd-pane {
    background: var(--sp-card); border: 2px solid var(--sp-line); border-radius: 14px;
    height: var(--rd-pane-h, 70vh); overflow-y: auto; overscroll-behavior: contain;
    padding: clamp(16px, 2.4vw, 26px);
}
.rd-pane:focus-visible { outline: 2px solid var(--sp-blue); outline-offset: 2px; }
.rd-pane-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin-bottom: 14px; }
.rd-pane-head h2 { font-size: 17px; font-weight: 800; line-height: 1.35; }
.rd-pane-head span { font-size: 12.5px; color: var(--text-muted); white-space: nowrap; }

.rd-passage { font-size: var(--rd-fs); line-height: 1.8; color: var(--text-primary); }
.rd-passage .rd-para { margin-bottom: 18px; }
.rd-passage .rd-para-label { display: block; font-size: 12px; font-weight: 800; letter-spacing: .08em; color: var(--text-muted); margin-bottom: 4px; }
.rd-passage p { margin: 0; }
mark.rd-hl { background: var(--sp-gold-wash); color: inherit; border-bottom: 2px solid var(--sp-gold); padding: 0 1px; border-radius: 2px; cursor: pointer; }
html.theme-light mark.rd-hl { background: var(--sun-soft); }
mark.rd-evidence { background: var(--sp-blue-wash); color: inherit; outline: 2px solid var(--sp-blue); border-radius: 3px; padding: 0 2px; scroll-margin: 90px; }
.rd-hl-pop {
    position: absolute; z-index: 60; display: flex; gap: 4px; padding: 4px; border-radius: 10px;
    background: var(--sp-card); border: 2px solid var(--border-strong); box-shadow:var(--shadow-md);
}
.rd-hl-pop button { height: 32px; padding: 0 10px; border-radius: 7px; border: none; background: transparent; color: var(--text-primary); font-size: 13px; font-weight: 700; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.rd-hl-pop button:hover { background: var(--sp-inset); }

/* Savollar */
.rd-group + .rd-group { margin-top: 26px; padding-top: 22px; border-top: 2px solid var(--sp-line); }
.rd-group-head { font-size: 14px; font-weight: 800; margin-bottom: 6px; }
.rd-instr { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 12px; }
.rd-instr b { color: var(--text-primary); }
.rd-list { border: 2px solid var(--border-strong); border-radius: 12px; padding: 12px 14px; margin-bottom: 14px; }
.rd-list h4 { font-size: 12px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; }
.rd-list ul { list-style: none; display: grid; gap: 6px; }
.rd-list li { display: flex; gap: 10px; font-size: 14px; line-height: 1.5; color: var(--text-secondary); }
.rd-list li b { min-width: 38px; flex-shrink: 0; white-space: nowrap; color: var(--text-primary); font-family: var(--font-display); font-size: 13px; }
.rd-group-title { font-size: 15px; font-weight: 800; margin: 4px 0 12px; }

.rd-q { display: flex; gap: 12px; padding: 12px 0; scroll-margin: 16px; }
.rd-q + .rd-q { border-top: 2px dashed var(--sp-line); }
.rd-qn {
    width: 30px; height: 30px; border-radius: 9px; flex-shrink: 0; display: grid; place-items: center;
    font-size: 13px; font-weight: 800; font-variant-numeric: tabular-nums;
    border: 2px solid var(--border-strong); color: var(--text-secondary); background: transparent; cursor: pointer; position: relative;
}
.rd-q.answered .rd-qn { background: var(--sp-blue); border-color: var(--sp-blue); color: var(--on-primary); }
.rd-q.flagged .rd-qn::after { content: ''; position: absolute; top: -4px; right: -4px; width: 10px; height: 10px; border-radius: 50%; background: var(--sp-gold); border: 2px solid var(--sp-card); }
.rd-qbody { flex: 1; min-width: 0; }
.rd-prompt { font-size: 15px; line-height: 1.6; margin-bottom: 10px; }
.rd-prompt .rd-inline { display: inline-block; }
.rd-choices { display: flex; gap: 6px; flex-wrap: wrap; }
.rd-pill {
    min-height: 38px; padding: 0 14px; border-radius: 10px; border: 2px solid var(--sp-line); background: var(--sp-inset);
    color: var(--text-secondary); font-size: 13px; font-weight: 700; cursor: pointer;
}
.rd-pill:hover { border-color: var(--border-strong); color: var(--text-primary); }
.rd-pill[aria-pressed="true"] { background: var(--sp-blue-wash); border-color: var(--sp-blue); color: var(--text-primary); }
.rd-opts { display: grid; gap: 6px; }
.rd-opt {
    display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 10px; cursor: pointer;
    border: 2px solid var(--sp-line); background: var(--sp-inset); font-size: 14.5px; line-height: 1.5;
}
.rd-opt:hover { border-color: var(--border-strong); }
.rd-opt input { position: absolute; opacity: 0; pointer-events: none; }
.rd-opt .rd-ol {
    width: 24px; height: 24px; border-radius: 7px; flex-shrink: 0; display: grid; place-items: center;
    font-size: 12px; font-weight: 800; border: 2px solid var(--border-strong); color: var(--text-secondary);
}
.rd-opt:has(input:checked) { border-color: var(--sp-blue); background: var(--sp-blue-wash); }
.rd-opt:has(input:checked) .rd-ol { background: var(--sp-blue); border-color: var(--sp-blue); color: var(--on-primary); }
.rd-opt:has(input:focus-visible) { outline: 2px solid var(--sp-blue); outline-offset: 2px; }
.rd-letters { display: flex; gap: 6px; flex-wrap: wrap; }
.rd-letter {
    width: 40px; height: 38px; border-radius: 10px; border: 2px solid var(--sp-line); background: var(--sp-inset);
    color: var(--text-secondary); font-size: 14px; font-weight: 800; cursor: pointer;
}
.rd-letter[aria-pressed="true"] { background: var(--sp-blue); border-color: var(--sp-blue); color: var(--on-primary); }
.rd-select, .rd-input {
    height: 40px; border-radius: 10px; border: 2px solid var(--border-strong); background: var(--sp-inset);
    color: var(--text-primary); font: 14.5px var(--font-main); padding: 0 12px; outline: none; max-width: 100%;
}
.rd-select { width: 100%; }
.rd-input { width: 190px; }
.rd-input.inline { width: 150px; height: 34px; margin: 2px 4px; vertical-align: middle; }
.rd-select:focus, .rd-input:focus { border-color: var(--sp-blue); }
.rd-hint { font-size: 12.5px; color: var(--text-muted); margin-top: 6px; }

/* Tahlil rejimi */
.rd-q.correct .rd-qn { background: var(--sp-green); border-color: var(--sp-green); color: var(--on-success); }
.rd-q.wrong .rd-qn { background: var(--sp-red); border-color: var(--sp-red); color: var(--on-danger); }
.rd-review-box { margin-top: 10px; padding: 12px 14px; border-radius: 12px; background: var(--sp-inset); font-size: 14px; line-height: 1.6; }
.rd-review-box .rd-ans-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 6px; }
.rd-review-box .ok { color: var(--sp-green-text); font-weight: 700; }
.rd-review-box .bad { color: var(--sp-red-text); font-weight: 700; text-decoration: line-through; }
.rd-review-box p { color: var(--text-secondary); margin: 4px 0 8px; }
.rd-review [disabled], .rd-review .rd-input[readonly] { cursor: default; }

/* Pastki navigatsiya */
.rd-nav {
    position: sticky; bottom: 0; z-index: 40; margin-top: 12px;
    display: flex; align-items: center; gap: 10px; padding: 10px 12px calc(10px + env(safe-area-inset-bottom, 0px));
    background: var(--bg-nav); backdrop-filter: none; border: 2px solid var(--sp-line); border-radius: 14px;
}
.rd-nums { flex: 1; min-width: 0; display: flex; gap: 4px; overflow-x: auto; scrollbar-width: thin; padding: 2px; align-items: center; }
.rd-nums .rd-sep { flex-shrink: 0; font-size: 11.5px; font-weight: 800; color: var(--text-muted); padding: 0 6px 0 8px; }
.rd-num {
    flex-shrink: 0; width: 32px; height: 32px; border-radius: 8px; border: 2px solid var(--sp-line); background: var(--sp-card);
    color: var(--text-secondary); font-size: 12.5px; font-weight: 700; cursor: pointer; position: relative; font-variant-numeric: tabular-nums;
}
.rd-num.answered { background: var(--sp-blue-wash); border-color: var(--primary); color: var(--text-primary); }
.rd-num.current { border-color: var(--sp-blue); box-shadow: 0 0 0 1px var(--sp-blue) inset; }
.rd-num.flagged::after { content: ''; position: absolute; top: -3px; right: -3px; width: 8px; height: 8px; border-radius: 50%; background: var(--sp-gold); }
.rd-num.correct { background: var(--sp-green-wash); border-color: var(--sp-green); color: var(--sp-green-text); }
.rd-num.wrong { background: var(--sp-red-wash); border-color: var(--sp-red); color: var(--sp-red-text); }
.rd-nav .sp-btn { flex-shrink: 0; }

/* Natija */
.rd-result-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px; margin-top: 18px; }
.rd-type-row { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; align-items: center; padding: 10px 12px; border: 2px solid var(--sp-line); border-radius: 12px; }
.rd-type-row b { font-size: 13.5px; }
.rd-type-row span { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--band); }
.rd-type-row .sp-bar { grid-column: 1 / -1; margin: 2px 0 0; }

@media (max-width: 980px) {
    .rd-switch { display: inline-flex; }
    .rd-split { grid-template-columns: 1fr; }
    .rd-pane { height: auto; overflow: visible; }
    .rd-split[data-show="passage"] .rd-pane-q { display: none; }
    .rd-split[data-show="questions"] .rd-pane-p { display: none; }
}
@media (max-width: 560px) {
    .rd-tools .rd-tool-label { display: none; }
    .rd-input { width: 100%; }
    .rd-input.inline { width: 120px; }
    .rd-nav { border-radius: 0; margin: 12px -16px 0; border-left: none; border-right: none; }
    .rd-nav .sp-btn-label { display: none; }
}

/* Tahlil: to'g'ri variant yashil, xato tanlov qizil */
.rd-pill.rd-ok, .rd-letter.rd-ok, .rd-opt.rd-ok { border-color: var(--sp-green); background: var(--sp-green-wash); color: var(--text-primary); }
.rd-pill.rd-bad, .rd-letter.rd-bad, .rd-opt.rd-bad { border-color: var(--sp-red); background: var(--sp-red-wash); color: var(--text-primary); }
.rd-opt.rd-ok .rd-ol { background: var(--sp-green); border-color: var(--sp-green); color: var(--on-success); }
.rd-opt.rd-bad .rd-ol { background: var(--sp-red); border-color: var(--sp-red); color: var(--on-danger); }