/* ================================================================
   ITIL - Concepts cles
   ================================================================ */

:root {
  --serif: 'Instrument Serif', Georgia, serif;
}

.outil-header {
  padding: 54px 80px 50px;
  text-align: center;
  background:
    radial-gradient(circle at 14% 18%, rgba(30,100,152,.28), transparent 30%),
    radial-gradient(circle at 84% 14%, rgba(16,185,129,.10), transparent 28%),
    linear-gradient(135deg, #0b1018 0%, #121a24 58%, #0d1117 100%);
  border-bottom: 1px solid rgba(30,100,152,.34);
}

.outil-label {
  margin-bottom: 14px;
  color: #93c5fd;
  font-family: var(--mono);
  font-size: 12px;
}

.outil-title {
  max-width: 760px;
  margin: 0 auto 14px;
  color: #f1f5f9;
  font-family: var(--serif);
  font-size: clamp(34px, 4.4vw, 54px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: 0;
}

.outil-concept {
  max-width: 640px;
  margin: 0 auto;
  color: #dbe5f1;
  font-size: 15px;
  line-height: 1.65;
}

.outil-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 8px 12px;
  border: 1px solid rgba(148,163,184,.20);
  border-radius: 6px;
  background: rgba(255,255,255,.04);
  color: #dbe5f1;
  font-family: var(--mono);
  font-size: 12px;
}

.outil-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.itil-tabs,
.search-wrap,
.concept-card,
.quiz-intro,
.quiz-card,
.quiz-score-wrap,
.memo-empty {
  border: 1px solid rgba(26,22,18,.10);
  border-radius: 8px;
  background: var(--bg2);
  box-shadow: 0 10px 26px rgba(26,22,18,.045);
}

.itil-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  margin-bottom: 18px;
}

.itil-tab {
  padding: 9px 16px;
  border: 1px solid rgba(30,100,152,.15);
  border-radius: 6px;
  background: rgba(244,239,230,.55);
  color: var(--text2);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}

.itil-tab:hover:not(.disabled) {
  transform: translateY(-1px);
  border-color: rgba(30,100,152,.34);
  background: rgba(30,100,152,.08);
  color: var(--text);
}

.itil-tab.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.itil-tab.disabled {
  opacity: .45;
  cursor: not-allowed;
}

.itil-tab-locked {
  margin-left: auto;
  padding: 6px 10px;
  border: 1px solid rgba(26,22,18,.10);
  border-radius: 999px;
  background: rgba(244,239,230,.58);
  color: var(--text3);
  font-family: var(--mono);
  font-size: 11px;
}

.search-wrap {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
}

.search-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(30,100,152,.10);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 18px;
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 10px 4px;
  border: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  outline: none;
}

.search-clear {
  display: none;
  padding: 6px 9px;
  border: 1px solid rgba(26,22,18,.12);
  border-radius: 5px;
  background: var(--bg3);
  color: var(--text2);
  font-family: var(--sans);
  font-size: 12px;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.search-clear:hover {
  border-color: rgba(30,100,152,.28);
  background: rgba(30,100,152,.08);
  color: var(--text);
}

.search-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-height: 18px;
  margin: 8px 0 16px;
}

.search-count {
  color: var(--text3);
  font-family: var(--mono);
  font-size: 11px;
}

.theme-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}

.theme-filter-btn {
  padding: 8px 11px;
  border: 1px solid rgba(30,100,152,.15);
  border-radius: 6px;
  background: rgba(244,239,230,.55);
  color: var(--text2);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}

.theme-filter-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(30,100,152,.34);
  background: rgba(30,100,152,.08);
  color: var(--text);
}

.theme-filter-btn.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.memo-section {
  margin-bottom: 28px;
}

.memo-section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(26,22,18,.08);
}

.memo-section-icon {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(30,100,152,.10);
  flex-shrink: 0;
}

.memo-section-icon.red { background: #ef4444; box-shadow: 0 0 0 4px rgba(239,68,68,.10); }
.memo-section-icon.orange { background: #f59e0b; box-shadow: 0 0 0 4px rgba(245,158,11,.12); }
.memo-section-icon.blue { background: var(--accent); }
.memo-section-icon.green { background: #10b981; box-shadow: 0 0 0 4px rgba(16,185,129,.12); }
.memo-section-icon.purple { background: #6b48d8; box-shadow: 0 0 0 4px rgba(107,72,216,.12); }

.memo-section-title {
  flex: 1;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
}

.memo-section-count {
  color: var(--text3);
  font-family: var(--mono);
  font-size: 11px;
}

.concept-list {
  display: grid;
  gap: 10px;
}

.concept-card {
  padding: 16px;
  transition: border-color .15s, transform .15s, background .15s;
}

.concept-card:hover {
  transform: translateY(-1px);
  border-color: rgba(30,100,152,.26);
  background: rgba(251,249,246,.88);
}

.concept-top {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}

.concept-term {
  flex: 1;
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.3;
}

.concept-badge {
  flex-shrink: 0;
  padding: 3px 8px;
  border: 1px solid rgba(26,22,18,.08);
  border-radius: 999px;
  background: rgba(244,239,230,.70);
  font-family: var(--mono);
  font-size: 10px;
  white-space: nowrap;
}

.concept-badge.blue { color: var(--accent); }
.concept-badge.green { color: #047857; }
.concept-badge.orange { color: #b45309; }
.concept-badge.red { color: #b91c1c; }
.concept-badge.purple { color: #6b48d8; }

.concept-def {
  margin-bottom: 10px;
  color: var(--text2);
  font-size: 13px;
  line-height: 1.68;
}

.concept-def mark {
  padding: 0 3px;
  border-radius: 3px;
  background: #dbeafe;
  color: #1e40af;
}

.concept-example {
  padding: 10px 12px;
  border: 1px solid rgba(26,22,18,.08);
  border-left: 3px solid rgba(30,100,152,.38);
  border-radius: 6px;
  background: rgba(244,239,230,.58);
  color: var(--text2);
  font-size: 12px;
  line-height: 1.55;
}

.concept-example strong {
  color: var(--accent);
}

.memo-empty {
  padding: 42px 20px;
  color: var(--text3);
  font-size: 14px;
  text-align: center;
}

.memo-empty strong {
  color: var(--text2);
}

.quiz-intro,
.quiz-score-wrap {
  padding: 40px 20px;
  text-align: center;
}

.quiz-score-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 42px;
  margin-bottom: 14px;
  padding: 0 12px;
  border-radius: 9px;
  background: #eef2ff;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 800;
}

.quiz-intro-title {
  margin-bottom: 10px;
  color: var(--text);
  font-size: 22px;
  font-weight: 800;
}

.quiz-intro-desc {
  margin: 0 auto 26px;
  max-width: 520px;
  color: var(--text2);
  font-size: 14px;
  line-height: 1.7;
}

.btn-start,
.btn-next,
.btn-retry {
  padding: 10px 24px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--accent);
  color: #fff;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity .15s, transform .15s;
}

.btn-start:hover,
.btn-next:hover,
.btn-retry:hover {
  opacity: .88;
  transform: translateY(-1px);
}

.quiz-progress-bar {
  height: 4px;
  margin-bottom: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--bg3);
}

.quiz-progress-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--accent);
  transition: width .4s ease;
}

.quiz-progress-label {
  margin-bottom: 18px;
  color: var(--text3);
  font-family: var(--mono);
  font-size: 11px;
  text-align: right;
}

.quiz-card {
  padding: 24px;
}

.quiz-question {
  margin-bottom: 20px;
  color: var(--text);
  font-size: 16px;
  font-weight: 760;
  line-height: 1.5;
}

.quiz-choices {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.quiz-choice {
  padding: 12px;
  border: 1px solid rgba(26,22,18,.10);
  border-radius: 7px;
  background: rgba(244,239,230,.58);
  color: var(--text2);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.4;
  text-align: left;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}

.quiz-choice:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: rgba(30,100,152,.34);
  background: rgba(30,100,152,.08);
  color: var(--text);
}

.quiz-choice.correct,
.quiz-choice.reveal {
  border-color: #bbf7d0;
  background: #ecfdf5;
  color: #047857;
}

.quiz-choice.wrong {
  border-color: #fecaca;
  background: #fef2f2;
  color: #b91c1c;
}

.quiz-choice:disabled {
  cursor: default;
}

.quiz-feedback {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 7px;
  font-size: 13px;
  line-height: 1.6;
}

.quiz-feedback.ok {
  border: 1px solid #bbf7d0;
  background: #ecfdf5;
  color: #047857;
}

.quiz-feedback.ko {
  border: 1px solid #fecaca;
  background: #fef2f2;
  color: #b91c1c;
}

.quiz-score-num {
  margin-bottom: 6px;
  color: var(--text);
  font-size: 44px;
  font-weight: 800;
}

.quiz-score-label {
  margin-bottom: 10px;
  color: var(--text2);
  font-size: 16px;
  font-weight: 700;
}

.quiz-score-detail {
  margin: 0 auto 28px;
  max-width: 520px;
  color: var(--text3);
  font-size: 13px;
  line-height: 1.6;
}

.quiz-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-memo {
  padding: 10px 24px;
  border: 1px solid rgba(26,22,18,.12);
  border-radius: 7px;
  background: var(--bg3);
  color: var(--text2);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}

.btn-memo:hover {
  transform: translateY(-1px);
  border-color: rgba(30,100,152,.30);
  color: var(--text);
}

@media(max-width:760px) {
  .outil-header {
    padding: 36px 16px;
  }

  .outil-title {
    font-size: 34px;
  }

  .outil-meta {
    flex-wrap: wrap;
    justify-content: center;
  }

  .outil-wrap {
    padding: 34px 16px 60px;
  }

  .itil-tabs {
    flex-wrap: wrap;
  }

  .itil-tab-locked {
    display: none !important;
  }

  .search-wrap {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .search-clear {
    grid-column: 1 / -1;
    justify-self: stretch;
  }

  .theme-filter-btn {
    flex: 1 1 auto;
  }

  .concept-top {
    flex-direction: column;
    gap: 8px;
  }

  .quiz-card {
    padding: 20px 16px;
  }
}