/* ═══════════════════════════════════════════════════
   quiz-adsp.css — ADsP 데이터분석 준전문가 퀴즈
   공통 변수는 quiz-theory.css를 이 앞에서 로드해 재사용.
   모든 클래스는 adsp- 접두사 사용.
   ═══════════════════════════════════════════════════ */

:root {
  --adsp-accent:   #0F766E;
  --adsp-accent-l: #E0F5F2;
  --adsp-accent-m: #0B5C55;
  --adsp-accent-d: #0B5C55;
}

.adsp-page { background: var(--qt-bg); min-height: 100vh; }
.adsp-page * { box-sizing: border-box; }

/* ───── 공통 링크/버튼 ───── */
.adsp-back {
  display: inline-block; margin-bottom: 1.5rem;
  color: var(--qt-text3); font-size: 13px; text-decoration: none;
}
.adsp-back:hover { color: var(--adsp-accent); }

/* ───── Hub ───── */
.adsp-main { max-width: 820px; margin: 0 auto; padding: 3.5rem 1.5rem 6rem; }
.adsp-hero { text-align: center; margin-bottom: 3rem; animation: adspFadeUp .6s ease both; }
.adsp-hero-eyebrow {
  display: inline-block; font-size: 11px; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--adsp-accent); background: var(--adsp-accent-l);
  padding: 5px 14px; border-radius: 20px; margin-bottom: 1.2rem;
}
.adsp-hero h1 {
  font-size: clamp(26px, 5vw, 36px); font-weight: 700;
  letter-spacing: -.03em; color: var(--qt-text); margin-bottom: .9rem;
}
.adsp-hero h1 em { color: var(--adsp-accent); font-style: normal; }
.adsp-hero p { font-size: 15px; color: var(--qt-text2); line-height: 1.75; }

.adsp-stats { display: flex; justify-content: center; gap: 24px; margin: 1.5rem 0 2.5rem; flex-wrap: wrap; }
.adsp-stat { text-align: center; }
.adsp-stat-num { font-size: 28px; font-weight: 700; color: var(--adsp-accent); }
.adsp-stat-num sub { font-size: 13px; color: var(--qt-text3); font-weight: 500; margin-left: 2px; }
.adsp-stat-label { font-size: 12px; color: var(--qt-text2); }

.adsp-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.adsp-card {
  background: var(--qt-surface); border: 1.5px solid var(--qt-border);
  border-radius: 20px; padding: 2rem 1.4rem 1.8rem; text-decoration: none;
  display: flex; flex-direction: column; gap: 14px;
  transition: all .2s; position: relative; overflow: hidden;
  box-shadow: var(--qt-sh-sm);
}
.adsp-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 4px; background: var(--adsp-accent); opacity: 0; transition: opacity .2s;
}
.adsp-card:hover { box-shadow: var(--qt-sh-lg); transform: translateY(-4px); border-color: var(--adsp-accent-l); }
.adsp-card:hover::before { opacity: 1; }
.adsp-card-icon {
  width: 52px; height: 52px; border-radius: 14px; background: var(--adsp-accent-l);
  display: flex; align-items: center; justify-content: center; font-size: 26px;
}
.adsp-card-title { font-size: 17px; font-weight: 700; color: var(--qt-text); line-height: 1.4; }
.adsp-card-desc { font-size: 13px; color: var(--qt-text2); line-height: 1.7; }
.adsp-card-meta { margin-top: auto; font-size: 12px; color: var(--adsp-accent); font-weight: 600; }
.adsp-card-arrow {
  position: absolute; bottom: 16px; right: 18px; font-size: 18px;
  color: var(--qt-text3); transition: transform .2s, color .2s;
}
.adsp-card:hover .adsp-card-arrow { transform: translate(3px,-3px); color: var(--adsp-accent); }
.adsp-empty { text-align: center; padding: 3rem 1rem; color: var(--qt-text3); font-size: 14px; }
.adsp-footer {
  text-align: center; padding: 2rem 1rem;
  font-size: 12px; color: var(--qt-text3);
  border-top: 1px solid var(--qt-border);
}
.adsp-footer a { color: var(--adsp-accent); text-decoration: none; }

@media (max-width: 640px) { .adsp-cards { grid-template-columns: 1fr; } }

/* ───── By Round ───── */
.adsp-title { font-size: clamp(22px,4vw,28px); font-weight: 700; color: var(--qt-text); margin-bottom: 2rem; }
.adsp-round-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.adsp-round-card {
  background: var(--qt-surface); border: 1.5px solid var(--qt-border);
  border-radius: 14px; padding: 1.2rem 1rem; text-align: center;
  text-decoration: none; transition: all .2s;
  display: flex; flex-direction: column; gap: 4px;
  box-shadow: var(--qt-sh-sm);
}
.adsp-round-card:hover {
  border-color: var(--adsp-accent-l); box-shadow: var(--qt-sh-lg);
  transform: translateY(-2px);
}
.adsp-round-label { font-size: 15px; font-weight: 700; color: var(--qt-text); }
.adsp-round-count { font-size: 12px; color: var(--adsp-accent); font-weight: 600; }
.adsp-round-badge {
  display: inline-block; font-size: 10px; font-weight: 600;
  color: var(--adsp-accent); background: var(--adsp-accent-l);
  padding: 2px 8px; border-radius: 6px;
}

/* ───── By Subject ───── */
.adsp-subject-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.adsp-subject-card {
  background: var(--qt-surface); border: 1.5px solid var(--qt-border);
  border-radius: 16px; padding: 1.4rem 1.2rem; display: flex; gap: 14px;
  text-decoration: none; transition: all .2s; position: relative; overflow: hidden;
  box-shadow: var(--qt-sh-sm);
}
.adsp-subject-card:hover { box-shadow: var(--qt-sh-lg); transform: translateY(-2px); }
.adsp-subject-bar { width: 4px; border-radius: 2px; }
.adsp-subject-body { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.adsp-subject-num { font-size: 11px; color: var(--qt-text3); font-weight: 600; letter-spacing: .08em; }
.adsp-subject-name { font-size: 16px; font-weight: 700; color: var(--qt-text); line-height: 1.4; }
.adsp-subject-meta { font-size: 12px; color: var(--qt-text2); margin-top: auto; }
.adsp-subject-arrow { align-self: center; font-size: 16px; color: var(--qt-text3); transition: transform .2s; }
.adsp-subject-card:hover .adsp-subject-arrow { transform: translate(3px,-3px); }

/* ───── Problems (풀이) ───── */
.adsp-controls {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-bottom: 1.5rem; padding: 12px;
  background: var(--qt-surface); border: 1px solid var(--qt-border); border-radius: 10px;
}
.adsp-controls select,
.adsp-controls button {
  font-family: inherit; font-size: 13px;
  border: 1px solid var(--qt-border); background: var(--qt-surface);
  color: var(--qt-text); padding: 7px 12px; border-radius: 8px;
  cursor: pointer; transition: all .15s;
}
.adsp-controls button:hover { border-color: var(--adsp-accent); color: var(--adsp-accent); }
.adsp-progress { margin-left: auto; font-size: 12px; color: var(--qt-text2); font-weight: 600; }

.adsp-problem {
  background: var(--qt-surface); border: 1px solid var(--qt-border);
  border-radius: 14px; padding: 1.6rem 1.4rem 1.4rem; margin-bottom: 16px;
  box-shadow: var(--qt-sh-sm);
}
.adsp-problem-head {
  display: flex; align-items: center; gap: 8px; margin-bottom: 12px;
  font-size: 12px; color: var(--qt-text3);
}
.adsp-problem-num { font-weight: 700; color: var(--adsp-accent); }
.adsp-problem-subject {
  font-size: 11px; font-weight: 600; padding: 2px 8px;
  border-radius: 8px; background: var(--adsp-accent-l); color: var(--adsp-accent);
}
.adsp-problem-stem {
  font-size: 15px; font-weight: 600; line-height: 1.6; color: var(--qt-text);
  margin-bottom: 10px; white-space: pre-wrap;
}
.adsp-problem-sub {
  font-size: 13.5px; line-height: 1.75; color: var(--qt-text2);
  margin-bottom: 14px; white-space: pre-wrap;
}
.adsp-problem-sub img {
  max-width: 100%; height: auto;
  border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  display: inline-block; margin: 6px 0;
}
.adsp-choices { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.adsp-choice {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; background: #FAFAF7;
  border: 1.5px solid var(--qt-border); border-radius: 10px;
  cursor: pointer; transition: all .15s; font-size: 14px; line-height: 1.6;
}
.adsp-choice:hover { border-color: var(--adsp-accent); background: var(--adsp-accent-l); }
.adsp-choice-marker {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
  background: var(--qt-border); color: var(--qt-text2);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 12px;
}
.adsp-choice.is-selected { border-color: var(--adsp-accent); background: var(--adsp-accent-l); font-weight: 600; }
.adsp-choice.is-correct { border-color: #10B981; background: #E6F7EF; }
.adsp-choice.is-correct .adsp-choice-marker { background: #10B981; color: #fff; }
.adsp-choice.is-incorrect { border-color: #DC2626; background: #FEE2E2; }
.adsp-choice.is-incorrect .adsp-choice-marker { background: #DC2626; color: #fff; }
.adsp-choice.is-answer { border-color: #10B981; background: #F0FDF4; }

.adsp-check-actions,
.adsp-actions {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-top: 12px;
}
.adsp-btn-check {
  font-family: inherit; font-size: 13px; font-weight: 700;
  color: #fff; background: var(--adsp-accent);
  border: 1px solid var(--adsp-accent); border-radius: 10px;
  padding: 8px 16px; cursor: pointer;
  transition: opacity .15s, transform .15s, box-shadow .15s;
}
.adsp-btn-check:not(:disabled):hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(15,118,110,.18);
}
.adsp-btn-check:disabled { cursor: not-allowed; opacity: .42; }
.adsp-btn-reset {
  font-family: inherit; font-size: 12px; color: var(--qt-text3);
  background: transparent; border: 1px solid var(--qt-border);
  border-radius: 8px; padding: 4px 10px; cursor: pointer;
}
.adsp-btn-reset:hover {
  background: var(--qt-bg); color: var(--qt-text);
  border-color: var(--qt-border2);
}

.adsp-explain {
  margin-top: 14px; padding: 14px 16px;
  background: var(--adsp-accent-l); border-left: 3px solid var(--adsp-accent);
  border-radius: 8px; font-size: 13.5px; line-height: 1.75; color: var(--qt-text);
}
.adsp-explain strong { color: var(--adsp-accent-d); }
.adsp-explain img {
  max-width: 100%; height: auto; border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08); margin: 6px 0;
}

.adsp-keywords { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.adsp-keyword {
  font-size: 11px; font-weight: 600; padding: 3px 10px;
  border-radius: 12px; background: var(--qt-border); color: var(--qt-text2);
}
.adsp-related { margin-top: 14px; }
.adsp-related-title { font-size: 12px; font-weight: 700; color: var(--qt-text2); margin-bottom: 6px; }
.adsp-related-item {
  padding: 10px 12px; margin-bottom: 6px;
  background: #FAFAF7; border: 1px solid var(--qt-border); border-radius: 8px;
  font-size: 13px; line-height: 1.7;
}
.adsp-related-term { font-weight: 700; color: var(--adsp-accent-d); margin-right: 6px; }

@keyframes adspFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ───── PDF CTA ───── */
.adsp-pdf-btn-wrap { display: flex; justify-content: center; margin-bottom: 1.5rem; }
.adsp-pdf-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: 50px;
  background: linear-gradient(135deg, var(--adsp-accent) 0%, var(--adsp-accent-d) 100%);
  color: #fff; font-size: 15px; font-weight: 700; text-decoration: none;
  box-shadow: 0 4px 18px rgba(15,118,110,.38);
  transition: all .22s ease;
}
.adsp-pdf-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(15,118,110,.50);
  filter: brightness(1.07);
}

/* 문의 영역은 qzInquiry 컴포넌트(quiz-kakao.js + quiz-kakao.css)로 통합 */