/* TOEIC Part5 トレーニング — スタイル */
@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@500;700&family=Zen+Kaku+Gothic+New:wght@400;500;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root{
  --paper:#F6F1E6;
  --paper-2:#EFE8D8;
  --ink:#283147;
  --ink-soft:#6B7282;
  --line:#D8CFBC;
  --red:#C0392B;
  --green:#4F7942;
  --gold:#B8975A;
}

*{ box-sizing:border-box; }

#app{
  font-family:'Zen Kaku Gothic New', sans-serif;
  background:var(--paper);
  color:var(--ink);
  min-height:100%;
  padding:24px 16px 60px;
  background-image:
    repeating-linear-gradient(transparent 0 38px, rgba(40,49,71,0.035) 38px 39px);
}

.wrap{ max-width:640px; margin:0 auto; }

.masthead{
  display:flex; justify-content:space-between; align-items:baseline;
  border-bottom:3px solid var(--ink); padding-bottom:10px; margin-bottom:18px;
}
.masthead h1{
  font-family:'Shippori Mincho', serif; font-weight:700;
  font-size:22px; letter-spacing:.06em; margin:0;
}
.masthead .sub{
  font-family:'JetBrains Mono', monospace; font-size:12px; color:var(--ink-soft);
  letter-spacing:.05em;
}

/* ---------- HOME ---------- */
.home-card{
  background:#fff; border:1px solid var(--line); border-radius:4px;
  padding:28px 24px; margin-bottom:18px;
}
.home-card h2{ font-family:'Shippori Mincho',serif; font-size:18px; margin:0 0 6px; }
.home-card p{ font-size:14px; color:var(--ink-soft); line-height:1.7; margin:0 0 18px; }

.stat-row{
  display:flex; gap:12px; margin-bottom:20px;
}
.stat-box{
  flex:1; border:1px dashed var(--line); border-radius:4px; padding:12px;
  text-align:center; background:var(--paper-2);
}
.stat-box .num{
  font-family:'JetBrains Mono',monospace; font-size:28px; font-weight:600; color:var(--ink);
}
.stat-box .label{ font-size:11px; color:var(--ink-soft); margin-top:4px; letter-spacing:.04em; }

.btn{
  display:block; width:100%; text-align:center;
  font-family:'Zen Kaku Gothic New',sans-serif; font-weight:700; font-size:15px;
  padding:14px 18px; border-radius:4px; border:2px solid var(--ink);
  background:var(--ink); color:var(--paper); cursor:pointer;
  letter-spacing:.04em; transition:transform .08s ease, opacity .15s ease;
  margin-bottom:10px;
}
.btn:hover{ transform:translateY(-1px); }
.btn:active{ transform:translateY(0); }
.btn.secondary{
  background:transparent; color:var(--ink); border:2px solid var(--ink);
}
.btn.review{
  background:transparent; color:var(--red); border:2px solid var(--red);
}
.btn:disabled{
  opacity:.35; cursor:not-allowed; transform:none;
}

/* ---------- QUIZ ---------- */
.progress-line{
  display:flex; gap:3px; margin-bottom:18px; flex-wrap:wrap;
}
.progress-line .seg{
  height:6px; flex:1; min-width:6px; background:var(--line); border-radius:1px;
}
.progress-line .seg.done{ background:var(--ink); }
.progress-line .seg.wrong{ background:var(--red); }
.progress-line .seg.now{ background:var(--gold); }

.q-card{
  background:#fff; border:1px solid var(--line); border-radius:4px;
  padding:24px; margin-bottom:16px;
}
.q-meta{
  display:flex; justify-content:space-between; align-items:center;
  font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--ink-soft);
  margin-bottom:14px;
}
.q-meta .qnum{ font-weight:700; color:var(--ink); font-size:14px; }
.q-tag{
  border:1px solid var(--line); border-radius:20px; padding:2px 10px;
  font-size:11px; color:var(--ink-soft); background:var(--paper-2);
}

.q-sentence{
  font-family:'JetBrains Mono',monospace; font-size:16px; line-height:1.9;
  border-left:3px solid var(--gold); padding:4px 0 4px 14px; margin-bottom:22px;
}
.q-sentence .blank{
  display:inline-block; min-width:64px; border-bottom:2px solid var(--ink);
  text-align:center; margin:0 2px;
}

.choices{ display:flex; flex-direction:column; gap:10px; }
.choice{
  display:flex; align-items:center; gap:14px; cursor:pointer;
  border:1px solid var(--line); border-radius:4px; padding:11px 14px;
  background:var(--paper); transition:background .15s ease, border-color .15s ease;
}
.choice:hover{ border-color:var(--ink-soft); }
.choice .bubble{
  flex:0 0 30px; width:30px; height:30px; border-radius:50%;
  border:2px solid var(--ink); display:flex; align-items:center; justify-content:center;
  font-family:'JetBrains Mono',monospace; font-weight:700; font-size:13px;
  background:#fff; transition:all .15s ease;
}
.choice .ctext{
  font-family:'JetBrains Mono',monospace; font-size:14.5px;
}

.choice.selected .bubble{
  background:var(--red); border-color:var(--red); color:#fff; transform:rotate(-6deg);
}
.choice.correct-answer .bubble{
  background:var(--green); border-color:var(--green); color:#fff;
}
.choice.correct-answer{ border-color:var(--green); }
.choice.user-wrong .bubble{
  background:var(--red); border-color:var(--red); color:#fff;
}
.choice.user-wrong{ border-color:var(--red); }
.choice.disabled{ cursor:default; }
.choice.dim{ opacity:.55; }

.feedback{
  margin-top:18px; padding:14px 16px; border-radius:4px;
  font-size:13.5px; line-height:1.8;
  border:1px solid var(--line); background:var(--paper-2);
}
.feedback .fb-head{
  font-family:'Shippori Mincho',serif; font-weight:700; font-size:14px;
  margin-bottom:6px; display:flex; align-items:center; gap:8px;
}
.feedback .fb-head.correct{ color:var(--green); }
.feedback .fb-head.wrong{ color:var(--red); }
.stamp-mark{
  display:inline-block; border:2px solid currentColor; border-radius:50%;
  width:22px; height:22px; text-align:center; line-height:18px; font-size:13px;
  transform:rotate(-8deg); flex:0 0 auto;
}

.quiz-footer{ display:flex; justify-content:flex-end; }
.quiz-footer .btn{ width:auto; padding:12px 28px; margin-bottom:0; }

/* ---------- RESULT ---------- */
.score-stamp{
  width:140px; height:140px; border:5px solid var(--red); border-radius:50%;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  transform:rotate(-7deg); margin:8px auto 22px; color:var(--red);
  font-family:'JetBrains Mono',monospace;
}
.score-stamp .big{ font-size:34px; font-weight:700; line-height:1; }
.score-stamp .small{ font-size:11px; letter-spacing:.15em; margin-top:4px; }

.result-summary{ text-align:center; margin-bottom:8px; }
.result-summary .lead{ font-family:'Shippori Mincho',serif; font-size:18px; margin-bottom:4px;}
.result-summary .sub{ font-size:13px; color:var(--ink-soft); }

.review-list{ margin-top:8px; }
.review-item{
  background:#fff; border:1px solid var(--line); border-left:3px solid var(--red);
  border-radius:4px; padding:16px; margin-bottom:12px;
}
.review-item .ri-q{
  font-family:'JetBrains Mono',monospace; font-size:14px; line-height:1.8; margin-bottom:8px;
}
.review-item .ri-ans{ font-size:13px; margin-bottom:6px; }
.review-item .ri-ans b{ font-family:'JetBrains Mono',monospace; }
.review-item .ri-exp{ font-size:13px; color:var(--ink-soft); line-height:1.8; border-top:1px dashed var(--line); padding-top:8px; margin-top:8px;}
.right-tag{ color:var(--green); }
.wrong-tag{ color:var(--red); }

.empty-note{
  text-align:center; font-size:13px; color:var(--ink-soft); padding:20px 0;
}

/* ---------- STOPWATCH ---------- */
.sw-row{ display:flex; justify-content:space-between; align-items:center; margin-bottom:12px; }
.sw-time{ font-family:'JetBrains Mono',monospace; font-size:20px; font-weight:600; letter-spacing:.06em; }
.sw-toggle{
  font-family:'Zen Kaku Gothic New',sans-serif; font-size:12px; font-weight:700;
  border:1px solid var(--line); border-radius:20px; padding:5px 12px; cursor:pointer;
  background:var(--paper-2); color:var(--ink-soft);
}
.sw-toggle.on{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.sw-home{ display:flex; justify-content:flex-end; margin-bottom:14px; }

/* ---------- VOCAB(単語の意味) ---------- */
.vocab{ margin-top:12px; padding-top:10px; border-top:1px dashed var(--line); }
.vocab-title{ font-size:11px; font-weight:700; letter-spacing:.08em; color:var(--ink-soft); margin-bottom:6px; }
.vocab-item{ display:flex; align-items:baseline; gap:8px; padding:3px 0; font-size:13px; line-height:1.6; }
.vocab-pos{ flex:none; font-size:10px; font-weight:700; border:1px solid var(--line); border-radius:3px; padding:0 5px; color:var(--ink-soft); }
.vocab-word{ flex:none; font-family:'JetBrains Mono',monospace; font-weight:600; }
.vocab-mean{ color:var(--ink-soft); }

/* ---------- 文法解説へのリンク ---------- */
.grammar-link{ display:inline-block; margin-top:10px; font-size:13px; color:var(--ink); text-decoration:none; border-bottom:1px solid var(--gold); }
.home-guide{ display:block; text-align:center; margin-top:16px; font-size:14px; color:var(--ink-soft); }

/* ---------- FOOTER ---------- */
.site-footer-app{ max-width:760px; margin:0 auto; padding:8px 16px 40px; text-align:center; font-size:12px; line-height:1.8; color:var(--ink-soft); }
.site-footer-app a{ color:var(--ink-soft); }