/* ============================================================
   古文単語330 - スタイルシート
   ============================================================ */
:root{
  --ink:#2b241d;
  --paper:#faf6ee;
  --paper-2:#f2ead8;
  --brown:#6b3f2a;
  --brown-dark:#4a2a1a;
  --brown-light:#a9765a;
  --accent-red:#a83232;
  --gold:#b8863b;
  --rank-A:#a83232;
  --rank-B:#c07a2c;
  --rank-C:#4c7a54;
  --rank-D:#5a6b8c;
  --border:#ddd0b8;
  --shadow:0 4px 16px rgba(75,42,26,0.10);
  --radius:14px;
  font-size:16px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"Noto Sans JP","Hiragino Sans",sans-serif;
  background:
    radial-gradient(circle at 10% 0%, #f5ecd8 0%, transparent 45%),
    radial-gradient(circle at 90% 10%, #eee2c8 0%, transparent 40%),
    var(--paper);
  color:var(--ink);
  line-height:1.6;
  min-height:100vh;
}

h1,h2,h3{font-family:"Shippori Mincho",serif;}

a{color:inherit;}
button{font-family:inherit;cursor:pointer;}
input,select{font-family:inherit;}

/* ---------- Header ---------- */
.site-header{
  background:linear-gradient(135deg,var(--brown-dark),var(--brown));
  color:#fff;
  position:sticky;
  top:0;
  z-index:50;
  box-shadow:0 2px 12px rgba(0,0,0,0.2);
}
.header-inner{
  max-width:1000px;
  margin:0 auto;
  padding:12px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:44px;height:44px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%, #e8c98a, var(--gold));
  color:var(--brown-dark);
  font-family:"Shippori Mincho",serif;
  font-weight:800;
  font-size:22px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,0.4);
  flex-shrink:0;
}
.brand-text h1{
  margin:0;
  font-size:1.35rem;
  font-weight:700;
  letter-spacing:0.05em;
}
.brand-text p{
  margin:2px 0 0;
  font-size:0.75rem;
  color:#e6d3b8;
  letter-spacing:0.03em;
}
.main-nav{
  display:flex;
  gap:6px;
  background:rgba(0,0,0,0.18);
  border-radius:999px;
  padding:4px;
}
.nav-btn{
  border:none;
  background:transparent;
  color:#e8dcc6;
  padding:8px 16px;
  border-radius:999px;
  font-size:0.88rem;
  font-weight:600;
  display:flex;
  align-items:center;
  gap:6px;
  transition:background .2s, color .2s;
}
.nav-btn:hover{background:rgba(255,255,255,0.1);}
.nav-btn.active{
  background:var(--gold);
  color:#3a2410;
}

/* ---------- Layout ---------- */
#app-main{
  max-width:1000px;
  margin:0 auto;
  padding:20px 16px 60px;
}
.view{display:none;}
.view.active{display:block;animation:fadeIn .25s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}

.panel{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:20px;
  margin-bottom:18px;
}
.panel h2{
  margin:0 0 14px;
  font-size:1.15rem;
  color:var(--brown-dark);
  display:flex;
  align-items:center;
  gap:8px;
}

/* ---------- Dictionary controls ---------- */
.dict-controls{padding-bottom:16px;}
.search-box{
  display:flex;
  align-items:center;
  gap:10px;
  background:var(--paper-2);
  border:1px solid var(--border);
  border-radius:999px;
  padding:10px 18px;
  margin-bottom:14px;
}
.search-box i{color:var(--brown-light);}
.search-box input{
  border:none;
  background:transparent;
  outline:none;
  width:100%;
  font-size:1rem;
  color:var(--ink);
}
.filter-row{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.rank-filters{display:flex;gap:8px;}
.rank-chip{
  width:38px;height:38px;
  border-radius:50%;
  border:2px solid var(--border);
  background:#fff;
  font-weight:700;
  color:#aaa;
  transition:all .15s;
  font-family:"Shippori Mincho",serif;
  font-size:1rem;
}
.rank-chip.rank-A.active{background:var(--rank-A);border-color:var(--rank-A);color:#fff;}
.rank-chip.rank-B.active{background:var(--rank-B);border-color:var(--rank-B);color:#fff;}
.rank-chip.rank-C.active{background:var(--rank-C);border-color:var(--rank-C);color:#fff;}
.rank-chip.rank-D.active{background:var(--rank-D);border-color:var(--rank-D);color:#fff;}
.rank-chip:not(.active){opacity:0.45;}

.fav-only-toggle{
  display:flex;align-items:center;gap:6px;
  font-size:0.9rem;
  color:var(--brown-dark);
  cursor:pointer;
  user-select:none;
}
.fav-only-toggle input{accent-color:var(--gold);}

#sort-select{
  margin-left:auto;
  border:1px solid var(--border);
  border-radius:8px;
  padding:7px 10px;
  background:#fff;
  color:var(--ink);
  font-size:0.88rem;
}

.dict-status{
  padding:10px 20px;
  font-size:0.85rem;
  color:var(--brown-light);
  font-weight:600;
}
.dict-status span{color:var(--brown-dark);font-size:1rem;}

/* ---------- Word list ---------- */
.word-list{display:flex;flex-direction:column;gap:10px;}
.word-card{
  background:#fff;
  border:1px solid var(--border);
  border-left:6px solid var(--rank-C);
  border-radius:10px;
  padding:14px 16px;
  display:flex;
  align-items:center;
  gap:14px;
  cursor:pointer;
  transition:transform .12s, box-shadow .12s;
  position:relative;
}
.word-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
.word-card.rankA{border-left-color:var(--rank-A);}
.word-card.rankB{border-left-color:var(--rank-B);}
.word-card.rankC{border-left-color:var(--rank-C);}
.word-card.rankD{border-left-color:var(--rank-D);}

.word-card .no-badge{
  font-size:0.72rem;
  color:#b3a68c;
  min-width:28px;
  text-align:center;
  flex-shrink:0;
}
.word-card .rank-badge{
  font-family:"Shippori Mincho",serif;
  font-weight:800;
  font-size:0.85rem;
  width:26px;height:26px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  flex-shrink:0;
}
.word-card.rankA .rank-badge{background:var(--rank-A);}
.word-card.rankB .rank-badge{background:var(--rank-B);}
.word-card.rankC .rank-badge{background:var(--rank-C);}
.word-card.rankD .rank-badge{background:var(--rank-D);}

.word-card .wc-main{flex:1;min-width:0;}
.word-card .wc-head{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;}
.word-card .wc-kana{
  font-family:"Shippori Mincho",serif;
  font-weight:700;
  font-size:1.15rem;
  color:var(--brown-dark);
}
.word-card .wc-kanji{font-size:0.85rem;color:#8a7a5e;}
.word-card .wc-pos{
  font-size:0.7rem;
  background:var(--paper-2);
  color:var(--brown-light);
  padding:2px 7px;
  border-radius:5px;
}
.word-card .wc-mean{
  margin-top:4px;
  font-size:0.9rem;
  color:#555;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.word-card .wc-mean b{color:var(--accent-red);font-weight:600;}

.fav-star{
  border:none;background:transparent;
  color:#d8cbaa;
  font-size:1.15rem;
  flex-shrink:0;
  padding:6px;
  transition:color .15s, transform .15s;
}
.fav-star.active{color:var(--gold);transform:scale(1.15);}

.no-result{
  text-align:center;
  color:#a89a7d;
  padding:40px 0;
}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:16px;}
.modal.hidden{display:none;}
.modal-backdrop{position:absolute;inset:0;background:rgba(30,20,10,0.55);}
.modal-body{
  position:relative;
  background:#fff;
  border-radius:16px;
  max-width:480px;
  width:100%;
  max-height:85vh;
  overflow-y:auto;
  padding:28px 24px;
  box-shadow:0 12px 40px rgba(0,0,0,0.3);
  animation:popIn .2s ease;
}
@keyframes popIn{from{transform:scale(.94);opacity:0;}to{transform:scale(1);opacity:1;}}
.modal-close{
  position:absolute;top:14px;right:14px;
  border:none;background:var(--paper-2);
  width:32px;height:32px;border-radius:50%;
  color:var(--brown-dark);font-size:1rem;
}
.modal-content .mc-rank{
  display:inline-block;
  font-family:"Shippori Mincho",serif;
  font-weight:800;
  color:#fff;
  padding:4px 12px;
  border-radius:6px;
  font-size:0.85rem;
  margin-bottom:10px;
}
.modal-content .mc-kana{
  font-family:"Shippori Mincho",serif;
  font-size:1.8rem;
  font-weight:700;
  color:var(--brown-dark);
  margin:0;
}
.modal-content .mc-kanji{color:#9a8a6a;font-size:1rem;margin:4px 0 2px;}
.modal-content .mc-pos{
  display:inline-block;
  background:var(--paper-2);color:var(--brown-light);
  padding:3px 10px;border-radius:6px;font-size:0.8rem;margin-top:6px;
}
.modal-content .mc-meanlist{
  margin:16px 0;
  padding:0;
  list-style:none;
}
.modal-content .mc-meanlist li{
  background:var(--paper-2);
  border-left:4px solid var(--accent-red);
  padding:10px 14px;
  margin-bottom:8px;
  border-radius:6px;
  color:#3a2f22;
  font-weight:600;
}
.modal-content .mc-example{
  background:#fbf2e2;
  border:1px dashed var(--gold);
  border-radius:8px;
  padding:12px 14px;
  margin-top:14px;
  font-size:0.92rem;
}
.modal-content .mc-example .ex-jp{color:var(--brown-dark);font-weight:600;margin:0 0 4px;}
.modal-content .mc-example .ex-tr{color:#7a6a4e;margin:0;font-size:0.85rem;}
.modal-fav-btn{
  margin-top:18px;
  width:100%;
  border:1px solid var(--gold);
  background:#fff;
  color:var(--gold);
  border-radius:8px;
  padding:10px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.modal-fav-btn.active{background:var(--gold);color:#fff;}

/* ---------- Buttons ---------- */
.primary-btn{
  background:linear-gradient(135deg,var(--brown),var(--brown-dark));
  color:#fff;
  border:none;
  padding:13px 24px;
  border-radius:10px;
  font-weight:700;
  font-size:1rem;
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  box-shadow:0 4px 12px rgba(75,42,26,0.3);
  transition:transform .12s, box-shadow .12s;
  width:100%;
}
.primary-btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(75,42,26,0.35);}
.secondary-btn{
  background:var(--paper-2);
  color:var(--brown-dark);
  border:1px solid var(--border);
  padding:11px 20px;
  border-radius:10px;
  font-weight:600;
  width:100%;
}
.ghost-btn{
  background:transparent;
  border:1px solid var(--border);
  color:var(--brown-light);
  padding:11px 18px;
  border-radius:10px;
  font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
}
.ghost-btn.danger{color:var(--rank-A);border-color:var(--rank-A);}
.ghost-btn.danger:hover{background:#fdecec;}

/* ---------- Test setup ---------- */
.setup-block{margin-bottom:22px;}
.setup-block h3{
  margin:0 0 10px;
  font-size:0.95rem;
  color:var(--brown-dark);
  border-left:4px solid var(--gold);
  padding-left:10px;
}
.range-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:0.95rem;color:#555;}
.range-row input[type=number]{
  width:70px;padding:8px;border:1px solid var(--border);border-radius:8px;text-align:center;font-size:0.95rem;
}
.qty-row,.mode-row,.order-row{display:flex;gap:10px;flex-wrap:wrap;}
.qty-btn{
  border:1px solid var(--border);
  background:#fff;
  padding:9px 18px;
  border-radius:999px;
  font-weight:600;
  color:var(--brown-light);
}
.qty-btn.active{background:var(--brown);color:#fff;border-color:var(--brown);}
.mode-option{
  border:1px solid var(--border);
  border-radius:10px;
  padding:12px 16px;
  flex:1;
  min-width:150px;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:8px;
  transition:border-color .15s, background .15s;
}
.mode-option input{accent-color:var(--brown);}
.mode-option:has(input:checked){
  border-color:var(--brown);
  background:var(--paper-2);
  font-weight:700;
  color:var(--brown-dark);
}
.setup-error{color:var(--rank-A);font-size:0.88rem;margin-top:8px;min-height:1.2em;}

/* ---------- Test play ---------- */
.test-play.hidden,.test-result.hidden,.type-answer.hidden,.answer-feedback.hidden,.type-area.hidden,#choice4-area.hidden{display:none;}
.test-progress-bar{
  height:8px;background:var(--paper-2);border-radius:999px;overflow:hidden;margin-bottom:12px;
}
.test-progress-fill{
  height:100%;background:linear-gradient(90deg,var(--gold),var(--brown));
  width:0%;transition:width .3s;
}
.test-meta{
  display:flex;justify-content:space-between;
  font-size:0.9rem;color:var(--brown-light);font-weight:600;margin-bottom:16px;
}
.test-score{color:var(--rank-C);}

.question-card{
  background:linear-gradient(160deg,#fff,#fbf6ea);
  border:1px solid var(--border);
  border-radius:16px;
  padding:30px 24px;
  text-align:center;
}
.q-rank{
  display:inline-block;
  width:34px;height:34px;line-height:34px;
  border-radius:50%;
  color:#fff;
  font-family:"Shippori Mincho",serif;
  font-weight:800;
  margin-bottom:10px;
}
.q-word{
  font-family:"Shippori Mincho",serif;
  font-size:2.2rem;
  font-weight:800;
  color:var(--brown-dark);
}
.q-kanji{color:#9a8a6a;font-size:1.1rem;margin-top:2px;}
.q-pos{
  display:inline-block;margin-top:8px;
  background:var(--paper-2);color:var(--brown-light);
  padding:3px 12px;border-radius:6px;font-size:0.8rem;
}

.choice4-area{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:24px;
}
.choice-btn{
  border:1px solid var(--border);
  background:#fff;
  border-radius:10px;
  padding:16px 14px;
  font-size:0.95rem;
  color:#3a2f22;
  text-align:left;
  transition:border-color .15s, background .15s;
  min-height:60px;
}
.choice-btn:hover{border-color:var(--gold);}
.choice-btn.correct{background:#e7f4e9;border-color:var(--rank-C);color:#2c5c33;font-weight:700;}
.choice-btn.wrong{background:#fdecec;border-color:var(--rank-A);color:#8c2c2c;font-weight:700;}
.choice-btn.disabled{pointer-events:none;opacity:0.7;}
.choice-btn.disabled:not(.correct):not(.wrong){opacity:0.5;}

.type-area{margin-top:24px;}
.type-hint{color:#8a7a5e;font-size:0.9rem;margin-bottom:14px;}
.type-answer{margin-top:16px;}
.answer-meaning{
  background:var(--paper-2);
  border-left:4px solid var(--accent-red);
  padding:12px 16px;
  border-radius:8px;
  font-weight:700;
  color:#3a2f22;
  text-align:left;
}
.self-score-row{display:flex;gap:12px;margin-top:14px;}
.self-btn{
  flex:1;
  border:none;border-radius:10px;
  padding:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.self-btn.correct{background:#dff3e1;color:#2c5c33;}
.self-btn.wrong{background:#fbe3e3;color:#8c2c2c;}

.answer-feedback{
  margin-top:18px;
  font-weight:700;
  font-size:1.05rem;
  padding:10px;
  border-radius:8px;
}
.answer-feedback.correct{background:#dff3e1;color:#2c5c33;}
.answer-feedback.wrong{background:#fbe3e3;color:#8c2c2c;}

.test-play-footer{
  display:flex;justify-content:space-between;align-items:center;margin-top:20px;gap:10px;
}
.test-play-footer .primary-btn{width:auto;}

/* ---------- Result ---------- */
.result-score{
  text-align:center;
  font-family:"Shippori Mincho",serif;
  font-size:2.4rem;
  font-weight:800;
  color:var(--brown-dark);
  margin:10px 0 22px;
}
.result-percent{
  display:block;
  font-size:1.1rem;
  color:var(--gold);
  margin-top:6px;
}
.result-wrong-list{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.result-wrong-item{
  background:var(--paper-2);
  border-radius:8px;
  padding:10px 14px;
  display:flex;justify-content:space-between;align-items:center;
  font-size:0.92rem;
}
.result-wrong-item b{color:var(--brown-dark);}
.result-wrong-item span{color:#6a5a3e;}
.result-actions{display:flex;gap:10px;flex-wrap:wrap;}
.result-actions .primary-btn{width:auto;flex:1;min-width:200px;}

/* ---------- Progress view ---------- */
.summary-cards{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}
.summary-card{
  background:var(--paper-2);
  border-radius:10px;
  padding:16px 10px;
  text-align:center;
}
.summary-num{
  display:block;
  font-family:"Shippori Mincho",serif;
  font-size:1.7rem;
  font-weight:800;
  color:var(--brown-dark);
}
.summary-label{font-size:0.75rem;color:#8a7a5e;}
.chart-wrap{height:280px;position:relative;}
.weak-word-list{
  list-style:none;
  padding:0;
  display:flex;flex-direction:column;gap:8px;
}
.weak-word-list li{
  background:var(--paper-2);
  border-radius:8px;
  padding:10px 14px;
  display:flex;justify-content:space-between;
  font-size:0.92rem;
}
.weak-word-list b{color:var(--brown-dark);}
.weak-word-list .weak-rate{color:var(--rank-A);font-weight:700;}
.empty-msg{color:#a89a7d;text-align:center;padding:20px 0;}
.danger-zone{text-align:center;}

/* ---------- Footer ---------- */
.site-footer{
  text-align:center;
  padding:24px 16px 40px;
  color:#a89a7d;
  font-size:0.8rem;
}

/* ---------- Responsive ---------- */
@media (max-width:600px){
  .brand-text h1{font-size:1.1rem;}
  .brand-text p{display:none;}
  .nav-btn span{display:none;}
  .nav-btn{padding:10px 14px;}
  .choice4-area{grid-template-columns:1fr;}
  .summary-cards{grid-template-columns:repeat(2,1fr);}
  .filter-row{gap:10px;}
  #sort-select{margin-left:0;width:100%;}
  .q-word{font-size:1.7rem;}
}