/* ===================================================
   ampm.by — Симулятор экзамена PMP
   Дополняет css/style.css, использует его переменные.
   =================================================== */

.sim { margin: 0 0 40px; }
.sim [hidden] { display: none !important; }

/* ----- Общие элементы ----- */
.sim-card {
  background: var(--white);
  border: 1px solid #dbe4f0;
  border-radius: var(--radius);
  padding: 28px;
}
.sim-muted { color: var(--text-muted); font-size: 14px; }
.sim-note {
  background: var(--blue-light);
  border-left: 3px solid var(--blue-stats);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--text-dark);
  margin-top: 24px;
}

.sim-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--blue-stats); color: var(--white);
  border: 1px solid var(--blue-stats);
  padding: 11px 22px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500; font-family: inherit;
  transition: background .2s, border-color .2s, color .2s;
}
.sim-btn:hover { background: var(--blue-hero); border-color: var(--blue-hero); }
.sim-btn[disabled] { opacity: .45; cursor: not-allowed; }
.sim-btn--ghost { background: transparent; color: var(--blue-hero); border-color: #c3d4ea; }
.sim-btn--ghost:hover { background: var(--blue-light); color: var(--blue-hero); border-color: var(--blue-stats); }
.sim-btn--sm { padding: 7px 14px; font-size: 13px; }

/* ----- Выбор режима ----- */
.sim-modes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.sim-mode {
  text-align: left; width: 100%;
  background: var(--white); border: 1px solid #dbe4f0;
  border-radius: var(--radius); padding: 24px;
  font-family: inherit; color: inherit;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.sim-mode:hover:not([disabled]) {
  border-color: var(--blue-stats);
  box-shadow: 0 6px 20px rgba(21,102,232,.12);
  transform: translateY(-2px);
}
.sim-mode[disabled] { opacity: .5; cursor: not-allowed; }
.sim-mode h3 { font-size: 18px; margin-bottom: 8px; color: var(--blue-hero); }
.sim-mode p { font-size: 14px; color: var(--text-muted); line-height: 1.55; }
.sim-mode__meta {
  display: inline-block; margin-top: 14px; font-size: 13px;
  color: var(--blue-stats); font-weight: 500;
}

.sim-resume {
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
  background: var(--blue-light); border: 1px solid var(--blue-pale);
  border-radius: var(--radius); padding: 18px 22px; margin-bottom: 24px;
}
.sim-resume p { font-size: 15px; margin-right: auto; }

/* ----- Настройка выборки ----- */
.sim-filters { margin-top: 24px; }
.sim-filters fieldset { border: 0; margin-bottom: 22px; }
.sim-filters legend { font-size: 14px; font-weight: 600; margin-bottom: 10px; color: var(--text-dark); }
.sim-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.sim-chip {
  position: relative; display: inline-flex;
  border: 1px solid #c3d4ea; border-radius: 999px;
  padding: 7px 15px; font-size: 13px; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.sim-chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.sim-chip:hover { border-color: var(--blue-stats); }
.sim-chip:has(input:checked) {
  background: var(--blue-stats); border-color: var(--blue-stats); color: var(--white);
}
.sim-chip:has(input:focus-visible) { outline: 2px solid var(--blue-hero); outline-offset: 2px; }
.sim-filters__foot {
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
  border-top: 1px solid #e6edf6; padding-top: 20px;
}
.sim-filters__count { margin-right: auto; font-size: 15px; }
.sim-filters__count b { color: var(--blue-hero); }
.sim-filters label.sim-inline { font-size: 14px; display: inline-flex; align-items: center; gap: 8px; }
.sim-filters select {
  font-family: inherit; font-size: 14px; padding: 8px 12px;
  border: 1px solid #c3d4ea; border-radius: var(--radius-sm); background: var(--white);
}

/* ----- Шапка прохождения ----- */
.sim-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  background: var(--white); border: 1px solid #dbe4f0;
  border-radius: var(--radius); padding: 12px 18px; margin-bottom: 20px;
}
.sim-bar__pos { font-weight: 600; font-size: 15px; }
.sim-bar__pos span { color: var(--text-muted); font-weight: 400; }
.sim-bar__spacer { margin-left: auto; }
.sim-timer {
  font-variant-numeric: tabular-nums; font-size: 16px; font-weight: 600;
  color: var(--blue-hero); padding: 4px 10px;
  background: var(--blue-light); border-radius: var(--radius-sm);
}
.sim-timer--low { color: #b3261e; background: #fdecea; }
.sim-progress { flex-basis: 100%; height: 4px; background: #e6edf6; border-radius: 2px; overflow: hidden; }
.sim-progress i { display: block; height: 100%; background: var(--blue-stats); transition: width .25s; }

/* ----- Вопрос ----- */
.sim-q__meta {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px;
}
.sim-tag {
  font-size: 12px; padding: 4px 10px; border-radius: 999px;
  background: var(--blue-light); color: var(--blue-mid);
}
.sim-q__text { font-size: 17px; line-height: 1.65; margin-bottom: 22px; }
.sim-options { display: grid; gap: 10px; }
.sim-opt {
  display: flex; gap: 14px; align-items: flex-start;
  border: 1px solid #dbe4f0; border-radius: var(--radius-sm);
  padding: 14px 16px; cursor: pointer; text-align: left;
  background: var(--white); font-family: inherit; font-size: 15px;
  line-height: 1.55; color: var(--text-dark);
  transition: border-color .15s, background .15s;
}
.sim-opt:hover:not([disabled]) { border-color: var(--blue-stats); background: #f7fafe; }
.sim-opt[disabled] { cursor: default; }
.sim-opt__letter {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  border: 1px solid #c3d4ea; display: grid; place-items: center;
  font-size: 13px; font-weight: 600; text-transform: uppercase;
}
.sim-opt.is-picked { border-color: var(--blue-stats); background: var(--blue-light); }
.sim-opt.is-picked .sim-opt__letter { background: var(--blue-stats); color: var(--white); border-color: var(--blue-stats); }
.sim-opt.is-right { border-color: #1e8e3e; background: #eaf6ec; }
.sim-opt.is-right .sim-opt__letter { background: #1e8e3e; color: var(--white); border-color: #1e8e3e; }
.sim-opt.is-wrong { border-color: #b3261e; background: #fdecea; }
.sim-opt.is-wrong .sim-opt__letter { background: #b3261e; color: var(--white); border-color: #b3261e; }

/* ----- Разбор ----- */
.sim-explain {
  margin-top: 22px; border-radius: var(--radius-sm);
  padding: 18px 20px; border-left: 3px solid;
}
.sim-explain--right { background: #eaf6ec; border-color: #1e8e3e; }
.sim-explain--wrong { background: #fdecea; border-color: #b3261e; }
.sim-explain__head { font-weight: 600; margin-bottom: 10px; }
.sim-explain__head--right { color: #1e6b31; }
.sim-explain__head--wrong { color: #8c1d18; }
.sim-explain p { font-size: 15px; line-height: 1.65; }
.sim-explain p + p { margin-top: 10px; }
.sim-explain__ref { margin-top: 12px; font-size: 13px; font-style: italic; color: var(--text-muted); }

/* ----- Навигация по вопросам ----- */
.sim-nav {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  margin-top: 24px; border-top: 1px solid #e6edf6; padding-top: 20px;
}
.sim-nav__spacer { margin-left: auto; }
.sim-flag { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; cursor: pointer; }

.sim-grid-toggle { margin-top: 20px; }
.sim-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
  gap: 6px; margin-top: 14px;
}
.sim-grid button {
  aspect-ratio: 1; border: 1px solid #dbe4f0; border-radius: var(--radius-sm);
  background: var(--white); font-family: inherit; font-size: 13px; color: var(--text-muted);
  transition: border-color .15s, background .15s;
}
.sim-grid button:hover { border-color: var(--blue-stats); }
.sim-grid button.is-answered { background: var(--blue-light); color: var(--blue-hero); border-color: var(--blue-pale); }
.sim-grid button.is-right { background: #eaf6ec; color: #1e6b31; border-color: #bfe3c8; }
.sim-grid button.is-wrong { background: #fdecea; color: #8c1d18; border-color: #f5c6c2; }
.sim-grid button.is-flagged { box-shadow: inset 0 0 0 2px #e8a33d; }
.sim-grid button.is-current { border-color: var(--blue-hero); box-shadow: 0 0 0 2px var(--blue-pale); font-weight: 700; }
.sim-legend { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 14px; font-size: 13px; color: var(--text-muted); }
.sim-legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }

/* ----- Результаты ----- */
.sim-score { display: flex; flex-wrap: wrap; gap: 32px; align-items: center; }
.sim-score__ring {
  --pct: 0;
  flex-shrink: 0; width: 148px; height: 148px; border-radius: 50%;
  background: conic-gradient(var(--blue-stats) calc(var(--pct) * 1%), #e6edf6 0);
  display: grid; place-items: center;
}
.sim-score__ring > div {
  width: 116px; height: 116px; border-radius: 50%; background: var(--white);
  display: grid; place-items: center; text-align: center;
}
.sim-score__pct { font-size: 32px; font-weight: 700; color: var(--blue-hero); line-height: 1.1; }
.sim-score__facts { display: grid; gap: 6px; font-size: 15px; }
.sim-score__facts b { color: var(--blue-hero); }

.sim-breakdown { margin-top: 32px; }
.sim-breakdown h3 { font-size: 16px; margin-bottom: 14px; }
.sim-bars { display: grid; gap: 12px; }
.sim-barrow { display: grid; grid-template-columns: minmax(140px, 220px) 1fr auto; gap: 14px; align-items: center; font-size: 14px; }
.sim-barrow__track { height: 8px; background: #e6edf6; border-radius: 4px; overflow: hidden; }
.sim-barrow__track i { display: block; height: 100%; background: var(--blue-stats); }
.sim-barrow__val { font-variant-numeric: tabular-nums; color: var(--text-muted); }

.sim-review { margin-top: 36px; }
.sim-review__head { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-bottom: 16px; }
.sim-review__head h3 { font-size: 16px; margin-right: auto; }
.sim-review details {
  border: 1px solid #dbe4f0; border-radius: var(--radius-sm);
  padding: 14px 18px; margin-bottom: 10px;
}
.sim-review details[open] { border-color: var(--blue-pale); }
.sim-review summary { cursor: pointer; font-size: 15px; line-height: 1.5; }
.sim-review summary::marker { color: var(--blue-stats); }
.sim-review__num { font-weight: 600; margin-right: 8px; }
.sim-review__badge {
  font-size: 12px; padding: 2px 9px; border-radius: 999px; margin-left: 8px;
  white-space: nowrap;
}
.sim-review__badge--right { background: #eaf6ec; color: #1e6b31; }
.sim-review__badge--wrong { background: #fdecea; color: #8c1d18; }
.sim-review__badge--skip { background: #f1f3f6; color: var(--text-muted); }
.sim-review__body { margin-top: 16px; }

.sim-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

/* ----- Мобильные ----- */
@media (max-width: 720px) {
  .sim-modes { grid-template-columns: 1fr; }
  .sim-card { padding: 20px; }
  .sim-bar { padding: 10px 14px; }
  .sim-q__text { font-size: 16px; }
  .sim-score { gap: 22px; justify-content: center; }
  .sim-barrow { grid-template-columns: 1fr auto; }
  .sim-barrow__track { grid-column: 1 / -1; }
  .sim-nav { gap: 10px; }
  .sim-nav .sim-btn { flex: 1 1 auto; }
}

@media print {
  .sim-bar, .sim-nav, .sim-actions, .sim-grid-toggle, .nav, .footer { display: none !important; }
}

/* ===================================================
   Страница-хаб раздела
   =================================================== */
.sim-intro { max-width: 760px; }
.sim-intro p { font-size: 16px; line-height: 1.7; color: var(--text-dark); }
.sim-intro p + p { margin-top: 14px; }

.sim-sets {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  margin-top: 40px;
}
.sim-set {
  display: block; background: var(--white);
  border: 1px solid #dbe4f0; border-radius: var(--radius); padding: 26px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.sim-set:hover {
  border-color: var(--blue-stats);
  box-shadow: 0 6px 20px rgba(21,102,232,.12);
  transform: translateY(-2px);
}
.sim-set h2 { font-size: 20px; color: var(--blue-hero); margin-bottom: 10px; }
.sim-set p { font-size: 15px; color: var(--text-muted); line-height: 1.6; }
.sim-set__meta {
  display: inline-block; margin-top: 16px;
  font-size: 14px; font-weight: 500; color: var(--blue-stats);
}

.sim-how { margin-top: 56px; }
.sim-how h2, .sim-faq h2 { font-size: 22px; margin-bottom: 20px; }
.sim-how__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px 32px; }
.sim-how__grid h3 { font-size: 16px; color: var(--blue-hero); margin-bottom: 7px; }
.sim-how__grid p { font-size: 15px; color: var(--text-muted); line-height: 1.6; }

.sim-faq { margin-top: 56px; }
.sim-faq details {
  border-bottom: 1px solid #e6edf6; padding: 16px 0;
}
.sim-faq summary { cursor: pointer; font-size: 16px; font-weight: 500; }
.sim-faq summary::marker { color: var(--blue-stats); }
.sim-faq details p {
  margin-top: 12px; font-size: 15px; line-height: 1.65;
  color: var(--text-muted); max-width: 760px;
}

.sim-otherset { margin-top: 40px; font-size: 15px; color: var(--text-muted); }

@media (max-width: 720px) {
  .sim-sets, .sim-how__grid { grid-template-columns: 1fr; }
}