/* =========================================================
   西宮歯科総研 — 西宮市 歯科医院データランキング
   静かな研究機関トーンのUI（深緑・白・テラコッタ、絵文字/メダル/王冠なし）
   ========================================================= */
:root {
  --brand:      #2b6c61;
  --brand-deep: #1d4f47;
  --brand-soft: #e8f4f0;
  --warm:       #dd7550;
  --warm-deep:  #b5651d;
  --warm-soft:  #fdf2e8;
  --surface:    #ffffff;
  --bg:         #f4f7f6;
  --ink:        #1a1a1a;
  --ink-soft:   #4a5568;
  --ink-faint:  #8a9ba8;
  --line:       #e2e8e6;
  --line-soft:  #eef2f1;
  --r: 12px;
}
*,*::before,*::after{box-sizing:border-box;}
body{
  margin:0;background:var(--bg);color:var(--ink-soft);
  font-family:'Zen Kaku Gothic New','Hiragino Kaku Gothic ProN',sans-serif;
  line-height:1.8;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
h1,h2,h3{font-family:'Shippori Mincho',serif;color:var(--ink);}

/* ── 共通ヘッダー ── */
.site-header{
  background:var(--brand-deep);border-bottom:3px solid var(--warm);
  padding:0 clamp(16px,4vw,40px);
  display:flex;align-items:center;justify-content:space-between;
  height:72px;position:relative;z-index:10;
}
.site-header .logo{
  color:#fff;font-family:'Shippori Mincho',serif;
  font-size:1.1rem;font-weight:700;letter-spacing:.04em;
  display:flex;flex-direction:column;line-height:1.3;
}
.site-header .logo small{
  font-family:'Roboto Mono',monospace;color:rgba(255,255,255,.5);
  font-size:.6rem;font-weight:500;letter-spacing:.14em;
}
.shindan-header-nav{display:flex;align-items:center;gap:22px;}
.shindan-header-nav a{
  color:rgba(255,255,255,.75);font-size:.82rem;letter-spacing:.03em;
  transition:color .15s;
}
.shindan-header-nav a:hover{color:#fff;}
@media(max-width:760px){.shindan-header-nav{display:none;}}

/* ── パンくず ── */
.rk-breadcrumb{
  display:flex;align-items:center;gap:8px;
  padding:16px clamp(16px,4vw,40px) 0;
  font-family:'Roboto Mono',monospace;font-size:.7rem;
  letter-spacing:.04em;color:var(--ink-faint);
}
.rk-breadcrumb a{color:var(--ink-faint);}
.rk-breadcrumb a:hover{color:var(--brand);}
.rk-breadcrumb .on{color:var(--warm);font-weight:600;}

/* ── ヒーロー（メインコピー） ── */
.rk-hero{
  padding:28px clamp(16px,4vw,40px) 36px;
  max-width:900px;
}
.rk-hero-eyebrow{
  font-family:'Roboto Mono',monospace;font-size:.68rem;
  letter-spacing:.22em;color:var(--warm);text-transform:uppercase;
  margin:0 0 16px;
}
.rk-hero-title{
  font-size:clamp(1.5rem,3.4vw,2.15rem);font-weight:700;
  line-height:1.55;margin:0 0 18px;
}
@media(min-width:600px){.rk-hero-br{display:none;}}
.rk-hero-lead{
  font-size:.92rem;line-height:2;color:var(--ink-soft);
  max-width:640px;margin:0 0 22px;
}
.rk-disclaimer{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r);padding:16px 20px;
}
.rk-disclaimer ul{margin:0;padding-left:1.1em;}
.rk-disclaimer li{font-size:.78rem;color:var(--ink-faint);line-height:1.9;}

/* ── フィルタータブ ── */
.rk-filters{
  padding:0 clamp(16px,4vw,40px) 8px;
  display:flex;flex-direction:column;gap:16px;
}
.rk-filter-group{}
.rk-filter-label{
  font-family:'Roboto Mono',monospace;font-size:.68rem;
  letter-spacing:.12em;color:var(--ink-faint);text-transform:uppercase;
  margin:0 0 8px;
}
.rk-filter-row{
  display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;
  scrollbar-width:thin;
}
.rk-filter-row::-webkit-scrollbar{height:5px;}
.rk-filter-row::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px;}
.rk-chip{
  flex-shrink:0;
  background:var(--surface);border:1px solid var(--line);
  color:var(--ink-soft);font-size:.82rem;font-weight:500;
  padding:9px 16px;border-radius:999px;cursor:pointer;
  white-space:nowrap;transition:border-color .15s,background .15s,color .15s;
  font-family:inherit;
}
.rk-chip:hover{border-color:var(--brand);color:var(--brand);}
.rk-chip.on{
  background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;
}

/* ── 症状から探す（③） ── */
.rk-symptom{padding:0 clamp(16px,4vw,40px) 24px;max-width:900px;}
.rk-symptom-box{
  display:flex;gap:10px;align-items:stretch;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:10px;
}
.rk-symptom-box textarea{
  flex:1;border:none;resize:none;font-family:inherit;font-size:.88rem;
  line-height:1.7;color:var(--ink);padding:6px 8px;background:transparent;
}
.rk-symptom-box textarea:focus{outline:none;}
.rk-symptom-box button{
  flex-shrink:0;align-self:center;
  background:var(--brand-deep);color:#fff;border:none;border-radius:999px;
  font-family:inherit;font-size:.82rem;font-weight:700;
  padding:11px 20px;cursor:pointer;transition:background .15s;
}
.rk-symptom-box button:hover{background:var(--brand);}
@media(max-width:600px){
  .rk-symptom-box{flex-direction:column;}
  .rk-symptom-box button{align-self:stretch;}
}
.rk-symptom-result{
  margin-top:14px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r);padding:18px 20px;
}
.rk-sym-head{
  font-family:'Roboto Mono',monospace;font-size:.68rem;letter-spacing:.12em;
  color:var(--warm-deep);text-transform:uppercase;margin:14px 0 8px;
}
.rk-sym-head:first-child{margin-top:0;}
.rk-sym-read{margin:0;padding-left:1.1em;}
.rk-sym-read li{font-size:.8rem;color:var(--ink-soft);line-height:1.9;}
.rk-sym-urgent{
  background:var(--warm-soft);border-left:3px solid var(--warm);
  font-size:.8rem;color:var(--warm-deep);padding:10px 14px;border-radius:6px;
  margin:12px 0 0;line-height:1.8;
}
.rk-sym-clinic{border-top:1px dashed var(--line);padding:12px 0 4px;}
.rk-sym-clinic:first-of-type{border-top:none;}
.rk-sym-rank{display:flex;align-items:center;gap:10px;margin:0 0 6px;font-weight:700;}
.rk-sym-rank a{color:var(--ink);font-size:.95rem;}
.rk-sym-rank a:hover{color:var(--brand);}
.rk-sym-rank .rk-prize{flex-direction:row;margin-top:0;padding:3px 10px;}
.rk-sym-reasons{margin:0 0 8px;padding-left:1.2em;}
.rk-sym-reasons li{font-size:.78rem;color:var(--ink-soft);line-height:1.85;}
.rk-sym-note{font-size:.72rem;color:var(--ink-faint);line-height:1.8;margin:14px 0 0;}
.rk-symptom-miss{font-size:.82rem;color:var(--ink-soft);margin:0;line-height:1.8;}

/* ── 順位の見方 ── */
.rk-methodology{padding:20px clamp(16px,4vw,40px) 0;}
.rk-methodology details{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:14px 20px;
}
.rk-methodology summary{
  cursor:pointer;font-weight:700;color:var(--ink);font-size:.88rem;
  list-style:none;display:flex;align-items:center;gap:8px;
}
.rk-methodology summary::before{content:"+";color:var(--warm);font-weight:700;}
.rk-methodology details[open] summary::before{content:"–";}
.rk-methodology-body{margin-top:14px;font-size:.82rem;color:var(--ink-soft);}
.rk-methodology-body ul{margin:8px 0;padding-left:1.2em;}
.rk-methodology-body li{line-height:1.9;}
.rk-methodology-link{
  display:inline-block;margin-top:8px;color:var(--brand);font-weight:600;
}

/* ── レイアウト ── */
.rk-layout{
  max-width:1240px;margin:28px auto 60px;
  padding:0 clamp(16px,4vw,40px);
  display:grid;grid-template-columns:1fr 280px;gap:40px;
  align-items:start;
}
@media(max-width:980px){
  .rk-layout{grid-template-columns:1fr;}
  .rk-side{order:-1;}
}

.rk-result-head{margin-bottom:16px;}
.rk-result-count{
  font-family:'Roboto Mono',monospace;font-size:.76rem;
  letter-spacing:.05em;color:var(--ink-faint);
}
.rk-loading, .rk-empty{
  padding:60px 20px;text-align:center;color:var(--ink-faint);font-size:.88rem;
}

/* ── ランキングカード ── */
.rk-list{display:flex;flex-direction:column;gap:12px;}
.rk-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:22px 24px;display:flex;gap:20px;
  will-change:transform;
}
.rk-card{position:relative;overflow:hidden;}
.rk-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--line);
}
.rk-card-rank{
  font-family:'Roboto Mono',monospace;font-weight:700;
  color:var(--ink-faint);flex-shrink:0;line-height:1;
  display:flex;flex-direction:column;align-items:center;justify-content:flex-start;
  width:56px;padding-top:2px;
}
.rk-card-rank .num{font-size:1.9rem;letter-spacing:-.02em;color:var(--ink);}
.rk-card-rank .unit{font-size:.62rem;letter-spacing:.06em;color:var(--ink-faint);margin-top:2px;}

/* 上位3件は金賞・銀賞・銅賞（2026-07-09 ユーザー指示①）。
   落ち着いたメタリック調の3色で、番号・左アクセント線・賞ラベルを彩る */
:root{
  --gold:   #b8912f; --gold-soft:   #fbf6e8;
  --silver: #7e8c98; --silver-soft: #f2f5f7;
  --bronze: #a5652f; --bronze-soft: #f9f0e8;
}
.rk-card[data-top="1"]::before{background:linear-gradient(180deg,#d4af37,#9a7420);width:4px;}
.rk-card[data-top="2"]::before{background:linear-gradient(180deg,#aebcc6,#6d7d8b);width:4px;}
.rk-card[data-top="3"]::before{background:linear-gradient(180deg,#c98a4b,#8a4f1d);width:4px;}
.rk-card[data-top="1"] .rk-card-rank .num{font-size:2.6rem;color:var(--gold);}
.rk-card[data-top="2"] .rk-card-rank .num{font-size:2.3rem;color:var(--silver);}
.rk-card[data-top="3"] .rk-card-rank .num{font-size:2.1rem;color:var(--bronze);}
.rk-card[data-top="1"]{padding-top:26px;padding-bottom:26px;background:linear-gradient(135deg,var(--gold-soft) 0%,var(--surface) 34%);}
.rk-card[data-top="2"]{background:linear-gradient(135deg,var(--silver-soft) 0%,var(--surface) 30%);}
.rk-card[data-top="3"]{background:linear-gradient(135deg,var(--bronze-soft) 0%,var(--surface) 30%);}
.rk-prize{
  display:flex;flex-direction:column;align-items:center;gap:1px;
  margin-top:8px;padding:4px 8px;border-radius:6px;line-height:1.3;
}
.rk-prize .ja{font-size:.72rem;font-weight:700;letter-spacing:.08em;}
.rk-prize .en{font-family:'Roboto Mono',monospace;font-size:.52rem;letter-spacing:.16em;opacity:.75;}
.rk-prize-1{background:var(--gold-soft);color:var(--gold);border:1px solid #e3cf96;}
.rk-prize-2{background:var(--silver-soft);color:var(--silver);border:1px solid #c8d2da;}
.rk-prize-3{background:var(--bronze-soft);color:var(--bronze);border:1px solid #dfc0a0;}

/* 区内順位（②） */
.rk-ward-rank{font-weight:600;color:var(--ink-soft);}
.rk-ward-rank small{font-size:.9em;color:var(--ink-faint);font-weight:400;}
.rk-card-body{flex:1;min-width:0;}
.rk-card-name{font-size:1.02rem;font-weight:700;margin:0 0 6px;}
.rk-card-name a:hover{color:var(--brand);}
.rk-card-meta{font-size:.8rem;color:var(--ink-faint);margin:0 0 4px;}
.rk-card-rating{font-size:.82rem;color:var(--ink-soft);margin:0 0 10px;}
.rk-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px;}
.rk-card-tags span{
  font-size:.7rem;background:var(--bg);border:1px solid var(--line);
  color:var(--ink-faint);padding:3px 10px;border-radius:999px;
}
.rk-match{
  background:var(--brand-soft);border-radius:8px;padding:10px 14px;margin-bottom:12px;
}
.rk-match-label{
  font-size:.68rem;letter-spacing:.06em;color:var(--brand);font-weight:700;margin:0 0 4px;
}
.rk-match-list{margin:0;padding-left:1.1em;}
.rk-match-list li{font-size:.78rem;color:var(--brand-deep);line-height:1.8;}
.rk-ai{border-top:1px dashed var(--line);padding-top:12px;margin-top:4px;}
.rk-ai-label{
  font-family:'Roboto Mono',monospace;font-size:.66rem;letter-spacing:.1em;
  color:var(--warm-deep);margin:0 0 6px;
}
.rk-ai-text{font-size:.82rem;color:var(--ink-soft);line-height:1.85;margin:0;}
.rk-card-links{display:flex;gap:16px;margin-top:14px;flex-wrap:wrap;}
.rk-card-links a{
  font-size:.8rem;font-weight:600;color:var(--brand);
  border-bottom:1px solid transparent;
}
.rk-card-links a:hover{border-color:var(--brand);}

@media(max-width:600px){
  .rk-card{flex-direction:column;gap:10px;padding:18px;}
  .rk-card-rank{width:auto;}
}

/* ── FLIP enter アニメーション ── */
.rk-card-enter{opacity:0;transform:translateY(6px);}
.rk-card{transition:opacity 320ms ease;}

@media (prefers-reduced-motion: reduce){
  .rk-card{transition:none !important;}
}

/* ── サイドパネル ── */
.rk-side{display:flex;flex-direction:column;gap:16px;position:sticky;top:20px;}
.rk-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:18px 20px;
}
.rk-panel-label{
  font-family:'Roboto Mono',monospace;font-size:.68rem;letter-spacing:.12em;
  color:var(--ink-faint);text-transform:uppercase;margin:0 0 12px;
}
.rk-panel-empty{font-size:.82rem;color:var(--ink-faint);}
.rk-panel-chips{display:flex;flex-wrap:wrap;gap:6px;}
.rk-panel-chips span{
  font-size:.76rem;background:var(--brand-deep);color:#fff;
  padding:5px 12px;border-radius:999px;
}
.rk-model-stats{margin:0 0 12px;}
.rk-model-stats > div{
  display:flex;justify-content:space-between;align-items:baseline;
  padding:7px 0;border-bottom:1px solid var(--line-soft);
}
.rk-model-stats > div:last-child{border-bottom:none;}
.rk-model-stats dt{font-size:.76rem;color:var(--ink-faint);}
.rk-model-stats dd{margin:0;font-family:'Roboto Mono',monospace;font-weight:600;color:var(--ink);}
.rk-model-note{font-size:.72rem;color:var(--ink-faint);line-height:1.7;margin:0;}

/* ── モバイル固定ボタン ── */
.rk-mobile-cta{
  display:none;position:fixed;bottom:18px;left:50%;transform:translateX(-50%);
  z-index:50;background:var(--brand-deep);color:#fff;border:none;
  padding:13px 28px;border-radius:999px;font-size:.86rem;font-weight:700;
  font-family:inherit;box-shadow:0 8px 24px rgba(29,79,71,.32);
}
@media(max-width:760px){.rk-mobile-cta{display:block;}}

/* ── フッター ── */
.rk-footer{
  padding:32px clamp(16px,4vw,40px) 40px;border-top:1px solid var(--line);
  text-align:center;
}
.rk-footer p{font-size:.74rem;color:var(--ink-faint);line-height:1.9;margin:0 0 6px;}

/* ── 口コミ傾向 ── */
.rk-trend{
  background:var(--bg);border-radius:8px;padding:10px 14px;margin-bottom:12px;
}
.rk-trend-label{
  font-size:.68rem;letter-spacing:.06em;color:var(--ink-faint);font-weight:700;margin:0 0 4px;
}
.rk-trend-list{margin:0;padding-left:1.1em;}
.rk-trend-list li{font-size:.78rem;color:var(--ink-soft);line-height:1.8;}

/* ── 情報確認度バッジ ── */
.rk-card-foot{margin-top:10px;}
.rk-info-badge{
  display:inline-block;font-size:.68rem;letter-spacing:.04em;
  padding:3px 10px;border-radius:999px;border:1px solid var(--line);
  color:var(--ink-faint);background:var(--bg);
}
.rk-info-hi{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.rk-info-note{
  font-size:.74rem;color:var(--ink-faint);margin:8px 0 0;line-height:1.7;
}

/* ── 比較トレイ ── */
.rk-compare-toggle{
  background:none;border:1px solid var(--line);border-radius:999px;
  font-size:.76rem;font-weight:600;color:var(--ink-soft);
  padding:4px 14px;cursor:pointer;font-family:inherit;
  transition:border-color .15s,color .15s,background .15s;
}
.rk-compare-toggle:hover{border-color:var(--brand);color:var(--brand);}
.rk-compare-toggle.on{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}
.rk-compare-tray{
  position:fixed;bottom:0;left:0;right:0;z-index:60;
  background:var(--surface);border-top:1px solid var(--line);
  box-shadow:0 -6px 24px rgba(20,40,36,.08);
}
.rk-compare-tray-in{
  max-width:1240px;margin:0 auto;padding:12px clamp(16px,4vw,40px);
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
}
.rk-compare-label{
  font-family:'Roboto Mono',monospace;font-size:.7rem;letter-spacing:.1em;
  color:var(--ink-faint);text-transform:uppercase;flex-shrink:0;
}
.rk-compare-chips{display:flex;gap:8px;flex-wrap:wrap;flex:1;}
.rk-compare-chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-soft);color:var(--brand-deep);
  font-size:.78rem;font-weight:600;padding:5px 8px 5px 12px;border-radius:999px;
}
.rk-compare-chip button{
  background:none;border:none;cursor:pointer;color:var(--brand-deep);
  font-size:.9rem;line-height:1;padding:0 2px;
}
.rk-compare-btn{
  background:var(--brand-deep);color:#fff;border:none;border-radius:999px;
  font-size:.84rem;font-weight:700;padding:10px 24px;cursor:pointer;font-family:inherit;
}

/* [hidden]対策：author側のdisplay:flex等がUAの[hidden]{display:none}に
   勝ってしまう既知の問題（shindan旧版の.choice-list[hidden]で実際に発生）を
   先回りして防ぐ */
.rk-compare-tray[hidden],
.rk-compare-overlay[hidden]{display:none;}

/* ── 比較表オーバーレイ ── */
.rk-compare-overlay{
  position:fixed;inset:0;z-index:70;background:rgba(20,40,36,.45);
  display:flex;align-items:center;justify-content:center;padding:20px;
}
.rk-compare-modal{
  background:var(--surface);border-radius:var(--r);max-width:820px;width:100%;
  max-height:85vh;overflow:auto;padding:22px 26px;
}
.rk-compare-modal-head{
  display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;
}
.rk-compare-close{
  background:none;border:none;font-size:1.4rem;color:var(--ink-faint);
  cursor:pointer;line-height:1;padding:4px;
}
.rk-compare-table{width:100%;border-collapse:collapse;font-size:.82rem;}
.rk-compare-table th,.rk-compare-table td{
  border:1px solid var(--line);padding:9px 12px;text-align:left;
  vertical-align:top;line-height:1.7;
}
.rk-compare-table thead th{background:var(--bg);font-size:.8rem;}
.rk-compare-table thead th a{color:var(--brand);font-weight:700;}
.rk-compare-table tbody th{
  background:var(--bg);font-weight:600;color:var(--ink-faint);
  font-size:.76rem;white-space:nowrap;
}
.rk-compare-note{font-size:.72rem;color:var(--ink-faint);margin:12px 0 0;line-height:1.7;}

/* ===== 改行・可読性の共通ルール（改行マニュアル v1.0） ===== */
h1,h2,h3,p,li,dd{
  line-break:strict;
  text-wrap:pretty;
}
h1{ text-wrap:balance; }