/* Interlect English practice, study mode. Scoped under .iep. RTL page, LTR English content, mobile first. */
.iep {
  --iep-ink: #1f2933;
  --iep-muted: #5f6b7a;
  --iep-line: #d9dee5;
  --iep-soft: #f5f7fa;
  --iep-accent: #1f6feb;
  --iep-accent-ink: #ffffff;
  --iep-ok: #1a7f37;
  --iep-ok-soft: #e6f4ea;
  --iep-bad: #c62828;
  --iep-bad-soft: #fdecea;
  --iep-warn: #8a4b08;
  --iep-warn-soft: #fff4e0;
  /* the progress bar: a theme overrides the colours in ONE block (the track, the segments, the current one) */
  --iep-bar-track: #e4e9ef;
  --iep-bar-inset: inset 0 1px 3px rgba(31, 41, 51, .22);
  --iep-bar-todo: #cdd5de;
  --iep-bar-ok: #1a7f37; --iep-bar-ok-hi: #3fae5f;
  --iep-bar-bad: #c62828; --iep-bar-bad-hi: #ee6a5e;
  --iep-bar-part: #d98a00; --iep-bar-part-hi: #f7bd3a;
  --iep-bar-done: #7b8794; --iep-bar-done-hi: #aab4c0;
  --iep-bar-chosen: var(--iep-accent); --iep-bar-chosen-hi: #6aa3ff;
  --iep-bar-current: var(--iep-accent);
  --iep-bar-ring: #ffffff;
  direction: rtl;
  text-align: right;
  color: var(--iep-ink);
  font-size: 1rem;
  line-height: 1.6;
  margin: 1.5rem 0;
}
.iep *, .iep *::before, .iep *::after { box-sizing: border-box; }
.iep p { margin: 0 0 .75rem; }
.iep [dir="ltr"] { text-align: left; }
.iep-loading, .iep-error { padding: 1rem; background: var(--iep-soft); border-radius: 10px; }
.iep-error { color: var(--iep-bad); }

.iep-head { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem .75rem; margin-bottom: 1rem; }
.iep-head label { font-weight: 600; }
.iep-select {
  font: inherit; padding: .45rem .6rem; border: 1px solid var(--iep-line); border-radius: 8px;
  background: #fff; color: var(--iep-ink); max-width: 100%;
}

.iep-passage { border: 1px solid var(--iep-line); border-radius: 12px; background: #fff; margin-bottom: 1rem; }
.iep-passage > summary { cursor: pointer; padding: .6rem 1rem; font-weight: 700; background: var(--iep-soft); border-radius: 12px; }
.iep-passage[open] > summary { border-radius: 12px 12px 0 0; }
.iep-text { padding: .75rem 1rem 1rem; font-size: 1.05rem; }
.iep-title { margin: 0 0 .75rem; font-size: 1.1rem; text-align: center !important; letter-spacing: .02em; }
.iep-para { display: flex; gap: .75rem; }
.iep-pnum { flex: 0 0 2.2rem; font-weight: 700; color: var(--iep-muted); }
.iep-gloss { list-style: none; margin: .5rem 0 0; padding: .5rem 0 0; border-top: 1px dashed var(--iep-line); font-size: .9rem; }

.iep-question { margin-bottom: 1rem; }
.iep-skill {
  display: inline-block; font-size: .8rem; color: var(--iep-muted); border: 1px solid var(--iep-line);
  border-radius: 999px; padding: .1rem .6rem; margin-bottom: .5rem;
}
.iep-qtext { font-size: 1.1rem; font-weight: 600; }
.iep-qnum { font-weight: 700; }

.iep-input {
  font: inherit; font-size: 1.05rem; width: 100%; padding: .65rem .8rem; min-height: 48px;
  border: 1px solid var(--iep-line); border-radius: 10px; background: #fff; color: var(--iep-ink);
}
.iep-options { display: grid; gap: .5rem; }
.iep-option {
  font: inherit; display: flex; align-items: flex-start; gap: .6rem; width: 100%; min-height: 48px;
  padding: .7rem .8rem; border: 1px solid var(--iep-line); border-radius: 10px;
  --iep-b-bg: #fff; --iep-b-ink: var(--iep-ink); background: var(--iep-b-bg); color: var(--iep-b-ink); cursor: pointer; text-align: left;
}
.iep-option:hover { border-color: var(--iep-accent); }
.iep-onum { flex: 0 0 2rem; font-weight: 700; }
.iep-option.is-picked { border-color: var(--iep-accent); --iep-b-shadow: 0 0 0 1px var(--iep-accent) inset; box-shadow: var(--iep-b-shadow); --iep-b-bg: #eef4ff; }

.iep-row { display: flex; flex-wrap: wrap; gap: .5rem; margin: .75rem 0; }
.iep-btn {
  font: inherit; font-weight: 600; cursor: pointer; border-radius: 8px; padding: .55rem 1.1rem;
  border: 1px solid var(--iep-line); --iep-b-bg: var(--iep-soft); --iep-b-ink: var(--iep-ink);
  background: var(--iep-b-bg); color: var(--iep-b-ink); min-height: 44px;
}
.iep-btn:hover:not([disabled]) { border-color: var(--iep-accent); }
.iep-btn[disabled] { opacity: .5; cursor: not-allowed; }
.iep-btn-primary { --iep-b-bg: var(--iep-accent); --iep-b-ink: var(--iep-accent-ink); border-color: var(--iep-accent); min-width: 7rem; }
/* 1.7.0: the theme paints EVERY <button> white on hover / focus / active (`button:focus { color: #fff }`) and near-black on
   hover (`button:hover { background-color: #121212 }`). Each button of ours names its colours in --iep-b-bg / --iep-b-ink /
   --iep-b-shadow, and the rule below restates them for those three states at a specificity (0,2,1) that wins on any theme. */
.iep button:hover, .iep button:focus, .iep button:active {
  color: var(--iep-b-ink, var(--iep-ink));
  background-color: var(--iep-b-bg, #fff);
  box-shadow: var(--iep-b-shadow, none);
}
.iep-seg:hover, .iep-seg:focus, .iep-seg:active { color: inherit; }
.iep-btn:focus-visible, .iep-option:focus-visible, .iep-input:focus-visible, .iep-select:focus-visible,
.iep-passage > summary:focus-visible { outline: 3px solid var(--iep-accent); outline-offset: 2px; }

.iep-feedback { padding: .75rem 1rem; border-radius: 10px; border: 1px solid transparent; }
.iep-feedback:focus { outline: none; }
.iep-feedback p:last-child { margin-bottom: 0; }
.iep-verdict { font-weight: 700; font-size: 1.05rem; }
.iep-feedback.is-ok { background: var(--iep-ok-soft); border-color: var(--iep-ok); }
.iep-feedback.is-ok .iep-verdict { color: var(--iep-ok); }
.iep-feedback.is-bad { background: var(--iep-bad-soft); border-color: var(--iep-bad); }
.iep-feedback.is-bad .iep-verdict { color: var(--iep-bad); }
.iep-feedback.is-unsure { background: var(--iep-warn-soft); border-color: var(--iep-warn); }
.iep-feedback.is-unsure .iep-verdict { color: var(--iep-warn); }
.iep-model span { display: block; font-weight: 600; }

.iep-nav { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.iep-count { color: var(--iep-muted); font-size: .95rem; }

.iep-disclaimer {
  margin-top: 1.5rem; padding: .8rem 1rem; border: 1px dashed var(--iep-line); border-radius: 10px;
  font-size: .85rem; color: var(--iep-muted);
}
.iep-disclaimer p { margin: 0 0 .4rem; }
.iep-disclaimer p:last-child { margin-bottom: 0; }

/* Module B question types: tick two answers, give two answers */
.iep-hint { margin: 0 0 .5rem; color: var(--iep-muted); font-size: .9rem; }
.iep-stems { display: grid; gap: .6rem; }
.iep-stemrow { display: grid; gap: .25rem; }
.iep-stem { font-weight: 600; }
.iep-parts { margin: 0 0 .75rem; padding: 0 1.2rem 0 0; }
.iep-quote { display: block; margin: .15rem 0; text-align: left; }

.iep-note { font-size: .9rem; color: var(--iep-muted); text-align: right !important; }

/* Test score: "how did I do?" toolbar, score panel, right / wrong marks for "not sure" answers */
.iep-tools { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-bottom: 1rem; }
.iep-btn-score { border-color: var(--iep-accent); --iep-b-ink: var(--iep-accent); --iep-b-bg: #fff; }
.iep-btn-score[aria-expanded="true"] { --iep-b-bg: var(--iep-accent); --iep-b-ink: var(--iep-accent-ink); }
.iep-btn-ghost { --iep-b-bg: transparent; }
.iep-chip {
  font-size: .9rem; border: 1px solid var(--iep-line); border-radius: 999px; padding: .15rem .7rem;
  background: var(--iep-soft); color: var(--iep-ink); white-space: nowrap;
}
.iep-score {
  border: 2px solid var(--iep-accent); border-radius: 12px; padding: 1rem; margin-bottom: 1rem; background: #f3f7ff;
}
.iep-score:focus { outline: none; }
.iep-score h3 { margin: 0 0 .25rem; font-size: 1.1rem; }
.iep-score-num { font-size: 3rem; font-weight: 800; line-height: 1.1; color: var(--iep-accent); margin: 0 0 .5rem; text-align: right !important; }
.iep-score-main { font-weight: 600; margin-bottom: .25rem; }
.iep-score-pending { color: var(--iep-warn); }
.iep-score-note { font-size: .85rem; color: var(--iep-muted); }
.iep-score .iep-row { margin-bottom: 0; }
.iep-mark { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin: .5rem 0 0; }
.iep-btn-ok { border-color: var(--iep-ok); --iep-b-ink: var(--iep-ok); --iep-b-bg: #fff; }
.iep-btn-bad { border-color: var(--iep-bad); --iep-b-ink: var(--iep-bad); --iep-b-bg: #fff; }
.iep-scored { font-size: .9rem; color: var(--iep-muted); margin: .5rem 0 0; }
@media (max-width: 480px) {
  .iep-score-num { font-size: 2.4rem; }
  .iep-tools .iep-btn { padding: .5rem .8rem; }
}

/* ===== 0.4.0: start screen, focus mode, top bar, progress bar, finish screen ===== */

/* Focus mode (ui.js): while the test runs the root is a full-viewport layer above the theme */
.iep.is-focus {
  position: fixed; top: 0; right: 0; bottom: 0; left: 0; inset: 0; z-index: 99999; overflow-y: auto; background: #fff; margin: 0;
  padding: .75rem 1rem 2rem; -webkit-overflow-scrolling: touch;
}
html.iep-focus-open { overflow: hidden; }
.iep.is-focus .iep-app { max-width: 860px; margin: 0 auto; }
.iep.is-focus .iep-disclaimer { display: none; }

/* Start screen */
.iep-app > .iep-start-title { font-weight: 700; font-size: 1.5rem; line-height: 1.3; margin: 0 0 .25rem; }
.iep .iep-sub { color: var(--iep-muted); margin: 0 0 1.25rem; }
.iep-start { display: flex; flex-direction: column; align-items: flex-start; gap: .25rem; margin: 0 0 1.25rem; }
.iep .iep-start-btn {
  font: inherit; font-size: 1.15rem; font-weight: 700; width: 100%; min-height: 64px; padding: .8rem 1.1rem; cursor: pointer;
  border: 1px solid var(--iep-accent); border-radius: 12px;
  --iep-b-bg: var(--iep-accent); --iep-b-ink: var(--iep-accent-ink); background: var(--iep-b-bg); color: var(--iep-b-ink);
}
.iep .iep-start-btn:hover { filter: brightness(1.08); }
.iep-start-btn:focus-visible, .iep-link:focus-visible, .iep-seg:focus-visible { outline: 3px solid var(--iep-accent); outline-offset: 2px; }
.iep-link {
  font: inherit; border: 0; padding: .25rem 0; --iep-b-bg: transparent; --iep-b-ink: var(--iep-accent);
  background: var(--iep-b-bg); color: var(--iep-b-ink); text-decoration: underline; cursor: pointer; align-self: flex-start;
}
.iep-about { border: 1px solid var(--iep-line); border-radius: 10px; margin-bottom: .75rem; background: #fff; }
.iep-about > summary { cursor: pointer; padding: .6rem .8rem; font-weight: 600; }
.iep-about > :not(summary) { margin-inline: .8rem; }
.iep-about[open] { padding-bottom: .6rem; }
.iep-legend { margin: 0 .8rem; padding: 0 1.2rem 0 0; }

/* Top bar of the focus layer: mode, progress bar, buttons */
.iep-btn-small { min-height: 36px; padding: .3rem .8rem; font-size: .95rem; }
.iep-topbar {
  position: sticky; top: 0; z-index: 6; display: flex; flex-wrap: wrap; align-items: center; gap: .35rem .75rem;
  margin: 0 -.25rem 1rem; padding: .5rem .25rem .6rem; background: #fff; border-bottom: 1px solid var(--iep-line);
}
.iep-mode { font-weight: 700; }
.iep-top-info { order: 1; flex: 1 1 auto; min-width: 0; }
.iep-top-actions { order: 2; display: flex; flex-wrap: wrap; gap: .4rem; flex: 0 0 auto; }
.iep-barbox { order: 3; flex: 1 1 100%; display: flex; flex-direction: column; gap: .45rem; min-width: 0; }
@media (min-width: 720px) {
  .iep-top-info { flex: 0 1 auto; }
  .iep-barbox { order: 2; flex: 1 1 260px; }
  .iep-top-actions { order: 3; }
}

/* Progress bar (1.7.0): a rounded track, one pill per question, the current one ringed and glowing. Every colour is a
   --iep-bar-* variable of the root, so a theme restyles the whole bar in one block. */
.iep-progress { display: flex; align-items: center; gap: .65rem; min-width: 0; }
.iep-track {
  flex: 1 1 auto; display: flex; align-items: center; gap: 3px; min-width: 0; height: 12px; border-radius: 999px;
  background: var(--iep-bar-track); box-shadow: var(--iep-bar-inset);
}
.iep-seg { position: relative; flex: 1 1 0; min-width: 10px; height: 12px; border-radius: 999px; background: var(--iep-bar-todo); transition: background .25s; }
.iep-seg[role="button"] { cursor: pointer; }
.iep-seg.is-ok { background: linear-gradient(180deg, var(--iep-bar-ok-hi), var(--iep-bar-ok)); }
.iep-seg.is-bad { background: linear-gradient(180deg, var(--iep-bar-bad-hi), var(--iep-bar-bad)); }
.iep-seg.is-part { background: linear-gradient(180deg, var(--iep-bar-part-hi), var(--iep-bar-part)); }
.iep-seg.is-done { background: linear-gradient(180deg, var(--iep-bar-done-hi), var(--iep-bar-done)); }
.iep-seg.is-chosen { background: linear-gradient(180deg, var(--iep-bar-chosen-hi), var(--iep-bar-chosen)); }
.iep-seg.is-current {
  z-index: 1; animation: iep-pulse 1.6s ease-in-out infinite;
  box-shadow: 0 0 0 2px var(--iep-bar-ring), 0 0 0 4px var(--iep-bar-current), 0 0 0 0 var(--iep-bar-current);
}
.iep-seg.is-current:not(.is-ok):not(.is-bad):not(.is-part):not(.is-done):not(.is-chosen) { background: var(--iep-bar-ring); }
@keyframes iep-pulse {
  0%, 100% { box-shadow: 0 0 0 2px var(--iep-bar-ring), 0 0 0 4px var(--iep-bar-current), 0 0 0 0 var(--iep-bar-current); }
  50% { box-shadow: 0 0 0 2px var(--iep-bar-ring), 0 0 0 4px var(--iep-bar-current), 0 0 9px 4px var(--iep-bar-current); }
}
@media (prefers-reduced-motion: reduce) { .iep-seg { transition: none; } .iep-seg.is-current { animation: none; } }
.iep-progress.is-dense .iep-track { gap: 0; overflow: hidden; }
.iep-progress.is-dense .iep-seg { min-width: 3px; border-radius: 0; border-inline-start: 1px solid var(--iep-bar-ring); }
.iep-progress.is-dense .iep-seg.is-current { box-shadow: none; animation: none; outline: 2px solid var(--iep-bar-current); outline-offset: -2px; }
.iep-progress-text { flex: 0 0 auto; font-size: .9rem; color: var(--iep-muted); white-space: nowrap; }
.iep-progress-num { font-size: 1.1rem; font-weight: 700; color: var(--iep-ink); }
.iep-score, .iep-question, .iep-finish { scroll-margin-top: 7rem; }

/* Finish screen: confetti sits on top of the card */
.iep .iep-finish {
  position: relative; overflow: hidden; border: 2px solid var(--iep-line); border-radius: 16px; padding: 1.5rem 1.25rem;
  text-align: center; min-height: 18rem; background: var(--iep-soft); margin-bottom: 1rem;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.iep-finish:focus { outline: none; }
.iep-finish.is-pass { background: var(--iep-ok-soft); border-color: var(--iep-ok); }
.iep-finish.is-fail { background: var(--iep-warn-soft); border-color: var(--iep-warn); }
.iep .iep-finish .iep-score-num { font-size: 4rem; margin: .25rem 0; font-weight: 800; line-height: 1.1; color: var(--iep-accent); text-align: center !important; }
.iep .iep-finish.is-pass .iep-score-num { color: var(--iep-ok); }
.iep .iep-finish.is-fail .iep-score-num { color: var(--iep-warn); }
.iep .iep-finish-line { font-size: 1.2rem; font-weight: 700; margin: 0 0 .5rem; }
.iep .iep-finish p { color: var(--iep-ink); }   /* the theme greys every <p> */
.iep .iep-finish .iep-score-main, .iep .iep-finish .iep-score-sub { margin-bottom: .25rem; }
.iep-finish .iep-row { justify-content: center; margin: 1rem 0 0; }
.iep-badge { display: inline-block; padding: .2rem 1rem; border-radius: 999px; background: var(--iep-ok); color: #fff; font-weight: 700; margin-bottom: .25rem; }
.iep-confetti { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 100000; }
@media (max-width: 480px) {
  .iep .iep-finish .iep-score-num { font-size: 3rem; }
  .iep.is-focus { padding: .5rem .75rem 2rem; }
}

/* ===== 0.5.0: sets. The set end, the set result, the text pips ===== */
.iep-pips { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem .5rem; min-height: 22px; }
.iep-textlabel { font-size: .85rem; color: var(--iep-muted); margin-inline-end: .25rem; }
.iep .iep-pip {
  position: relative; flex: 0 0 auto; width: 14px; height: 14px; min-height: 0; padding: 0; margin: 0 3px;
  border: 2px solid var(--iep-bar-todo); border-radius: 50%; font-size: 0; line-height: 0; cursor: pointer;
  --iep-b-bg: transparent; --iep-b-ink: var(--iep-ink); background: var(--iep-b-bg);
}
.iep .iep-pip::after { content: ""; position: absolute; top: -9px; right: -9px; bottom: -9px; left: -9px; }   /* a bigger tap area */
.iep .iep-pip.is-checked { --iep-b-bg: var(--iep-bar-ok); border-color: var(--iep-bar-ok); }
.iep .iep-pip.is-current { border-color: var(--iep-bar-current); --iep-b-shadow: 0 0 0 2px var(--iep-bar-ring), 0 0 0 4px var(--iep-bar-current); box-shadow: var(--iep-b-shadow); }
.iep .iep-pip:focus-visible { outline: 3px solid var(--iep-accent); outline-offset: 3px; }

.iep-setend, .iep-setresult { margin-bottom: 1rem; }
.iep-setend:focus, .iep-setresult:focus { outline: none; }
.iep .iep-setend {
  border: 2px solid var(--iep-accent); border-radius: 16px; padding: 1.5rem 1.25rem; text-align: center; background: var(--iep-soft);
}
.iep .iep-setend-title { margin: 0 0 .35rem; font-size: 1.5rem; line-height: 1.3; }
.iep .iep-setend-line { margin: 0 0 1.25rem; font-size: 1.1rem; color: var(--iep-muted); }
.iep-setbtns { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; margin: 0; }
.iep .iep-btn-big { font-size: 1.2rem; min-height: 60px; padding: .7rem 1.6rem; border-radius: 12px; flex: 1 1 14rem; max-width: 22rem; }
.iep .iep-setresult-title { margin: 0 0 .75rem; font-size: 1.35rem; }
.iep .iep-setscore { margin-bottom: 1rem; }
.iep-setrows { display: grid; gap: .5rem; margin: 0 0 1rem; }
.iep-setrow { border: 1px solid var(--iep-line); border-radius: 10px; background: #fff; }
.iep-setrow > summary { display: flex; align-items: baseline; gap: .6rem; padding: .55rem .8rem; cursor: pointer; min-height: 44px; }
.iep-rown { flex: 0 0 auto; min-width: 1.7rem; font-weight: 700; color: var(--iep-muted); }
.iep-rowstatus { flex: 0 0 auto; font-weight: 700; }
.iep-rowq { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--iep-muted); font-size: .9rem; text-align: left; }
.iep-setrow.is-ok { border-color: var(--iep-ok); }
.iep-setrow.is-ok .iep-rowstatus { color: var(--iep-ok); }
.iep-setrow.is-bad { border-color: var(--iep-bad); }
.iep-setrow.is-bad .iep-rowstatus { color: var(--iep-bad); }
.iep-setrow.is-unsure { border-color: var(--iep-warn); }
.iep-setrow.is-unsure .iep-rowstatus { color: var(--iep-warn); }
.iep-rowbody { padding: 0 .8rem .6rem; }
.iep-rowbody p:last-child { margin-bottom: 0; }
.iep-yours span, .iep-model span { display: block; font-weight: 600; }
@media (max-width: 480px) {
  .iep .iep-btn-big { flex-basis: 100%; max-width: none; }
}

/* The folded FAQ of the test pages (the page body's core/details block): a bordered row that looks openable */
details.wp-block-details { border: 1px solid #d9dee5; border-radius: 10px; margin: 1rem 0; background: #fff; }
details.wp-block-details > summary { display: list-item; cursor: pointer; padding: .7rem 1rem; font-weight: 700; font-size: 1.05rem; color: #1f6feb; }
details.wp-block-details[open] > summary { border-bottom: 1px solid #d9dee5; margin-bottom: .75rem; }
details.wp-block-details > :not(summary) { margin-inline: 1rem; }
details.wp-block-details > :last-child { margin-bottom: 1rem; }