/* keisancho.com（親）: 白地・やわらかい青・差し色のオレンジ。手描きのフラットイラストと線画アイコン。
   ジャンルの色は config.sites[].color / color_soft / color_ink。 */
:root{
  --ink:#24364F;--text:#4A5A70;--muted:#7A889A;--line:#E3E9F0;--bg:#FFFFFF;--soft:#F3F7FB;--blue:#2B78D4;--blue-d:#1E5FAF;
  --orange:#FFB547;--red:#E5533D;--navy:#1C2B40;
  --sans:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI","Yu Gothic",Meiryo,system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.8;font-feature-settings:"palt";-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 32px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--ink);color:#fff;padding:6px 10px;border-radius:6px;z-index:10}

/* ヘッダー */
.top{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(6px)}
.top-in{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo-mark{display:grid;grid-template-columns:1fr 1fr;gap:2px;width:24px;height:24px}
.logo-mark i{display:block;border-radius:3px;background:var(--blue)}
.logo-mark i:nth-child(2){background:var(--orange)}
.logo-mark i:nth-child(3){background:#7FB6EA}
.logo-mark i:nth-child(4){background:var(--ink)}
.logo-text{font-size:21px;font-weight:800;letter-spacing:.06em;line-height:1.1;display:flex;flex-direction:column}
.logo-text small{font-size:10px;font-weight:600;letter-spacing:.2em;color:var(--muted)}
.gnav{display:flex;gap:4px;margin-left:auto}
.gnav a{text-decoration:none;font-size:14px;font-weight:700;padding:8px 14px;border-radius:8px;display:flex;flex-direction:column;line-height:1.3}
.gnav a span{font-size:11px;font-weight:500;color:var(--muted)}
.gnav a:hover{background:var(--soft)}
.btn-search{text-decoration:none;font-size:14px;font-weight:700;color:#fff;background:var(--blue);padding:10px 18px;border-radius:999px;white-space:nowrap}
.btn-search:hover{background:var(--blue-d)}

/* ヒーロー */
.hero{background:linear-gradient(180deg,#F5F9FD 0%,#fff 100%);padding:56px 0 40px}
.hero-in{display:grid;grid-template-columns:1.05fr 1fr;gap:32px;align-items:center}
.bracket{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--blue)}
.bracket::before,.bracket::after{content:"";width:2px;height:16px;background:currentColor;border-radius:2px}
.bracket::before{transform:rotate(-30deg)}
.bracket::after{transform:rotate(30deg)}
.bracket.light{color:#fff}
.hero h1{font-size:44px;font-weight:800;line-height:1.4;margin:0 0 16px;letter-spacing:.04em}
.em{color:var(--blue);background:linear-gradient(transparent 70%,#FFE3AE 70%)}
.lead{font-size:16px;color:var(--text);max-width:520px}
.search{margin-top:26px;max-width:540px;position:relative}
.search-label{display:block;font-size:13px;font-weight:700;color:var(--text);margin-bottom:6px}
.search-box{position:relative}
.search-ico{position:absolute;left:16px;top:50%;width:22px;height:22px;margin-top:-11px;color:var(--muted)}
.search input{width:100%;font:inherit;font-size:17px;padding:15px 18px 15px 50px;border:2px solid #CBD7E4;border-radius:12px;background:#fff;color:var(--ink);outline:none;box-shadow:0 4px 14px rgba(36,54,79,.06)}
.search input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(43,120,212,.15)}
.results{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:4;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 32px rgba(36,54,79,.14);overflow:hidden}
.results li+li{border-top:1px solid var(--line)}
.results a{display:grid;grid-template-columns:auto 1fr;gap:0 12px;padding:11px 16px;text-decoration:none}
.results a:hover{background:var(--soft)}
.r-site{grid-row:span 2;align-self:center;font-size:11px;font-weight:700;padding:2px 8px;border-radius:4px;background:var(--cs);color:var(--c)}
.r-title{font-weight:700}
.r-desc{font-size:12px;color:var(--muted)}
.results .none{padding:14px 16px;color:var(--muted);font-size:14px}
.hot{margin-top:16px;font-size:13px;display:flex;flex-wrap:wrap;gap:6px 14px;color:var(--muted)}
.hot a{color:var(--blue);font-weight:600;text-decoration:none}
.hot a:hover{text-decoration:underline}
.hero-art{width:100%;height:auto;display:block}

/* セクション見出し */
.sec-title{text-align:center;margin-bottom:36px}
.sec-title.left{text-align:left;margin-bottom:0}
.sec-en{font-size:12px;font-weight:700;letter-spacing:.24em;color:var(--blue)}
.sec-title h2{font-size:30px;font-weight:800;margin-top:6px;line-height:1.4}
.sec-lead{margin-top:8px;color:var(--text);font-size:15px}
.text-link{display:inline-block;margin-top:14px;font-size:14px;font-weight:700;color:var(--blue);text-decoration:none}
.text-link::after{content:" →"}

/* 目的からさがす */
.purpose{padding:72px 0 64px}
.genre-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(440px,1fr));gap:28px}
.genre{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 2px 10px rgba(36,54,79,.04)}
.genre-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;padding:26px 28px 18px;background:var(--cs);border-bottom:1px solid var(--line)}
.genre-label{display:inline-block;font-size:12px;font-weight:700;color:#fff;background:var(--c);padding:2px 10px;border-radius:4px}
.genre h3{font-size:26px;font-weight:800;margin:8px 0 4px}
.genre h3 a{text-decoration:none}
.genre h3 a:hover{text-decoration:underline}
.genre-copy{font-size:14px;color:var(--text)}
.genre-art{width:150px;flex:none}
.tool-rows{padding:8px 16px}
.tool-rows a,.rank-list a{display:flex;align-items:center;gap:14px;padding:13px 12px;border-radius:10px;text-decoration:none}
.tool-rows li+li{border-top:1px solid var(--line)}
.tool-rows a:hover,.rank-list a:hover{background:var(--soft)}
.ico-wrap{flex:none;width:44px;height:44px;border-radius:12px;background:var(--cs,#EAF3FC);color:var(--ci,var(--blue));display:flex;align-items:center;justify-content:center}
.ico-wrap .ico{width:26px;height:26px}
.ico-wrap.small{width:40px;height:40px;color:var(--c)}
.ico-wrap.big{width:64px;height:64px;border-radius:18px;background:#EAF3FC;color:var(--blue)}
.ico-wrap.big .ico{width:36px;height:36px}
.row-text{display:flex;flex-direction:column;min-width:0;flex:1}
.row-title{font-weight:700;font-size:16px}
.row-desc{font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.arrow{flex:none;width:8px;height:8px;border-top:2px solid var(--muted);border-right:2px solid var(--muted);transform:rotate(45deg);margin-right:6px}
.genre-more{margin:auto 28px 24px;display:block;text-align:center;font-size:14px;font-weight:700;text-decoration:none;color:var(--ci);border:2px solid var(--c);border-radius:999px;padding:10px}
.genre-more:hover{background:var(--cs)}
.coming{margin-top:28px;border:1px dashed #C6D3E1;border-radius:16px;padding:20px 28px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;background:var(--soft)}
.coming-title{font-weight:800;font-size:15px}
.coming-chips{display:flex;gap:8px;flex-wrap:wrap}
.coming-chips span{font-size:13px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:2px 12px;color:var(--text)}
.coming-note{font-size:13px;color:var(--muted);margin-left:auto}
.coming-note a{color:var(--blue)}

/* ランキング */
.ranking{padding:64px 0;background:var(--soft)}
.rank-in{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:start}
.rank-list{background:#fff;border-radius:16px;padding:10px 14px;border:1px solid var(--line)}
.rank-list li+li{border-top:1px solid var(--line)}
.rank-no{flex:none;width:30px;font-size:22px;font-weight:800;color:var(--blue);text-align:center;font-variant-numeric:tabular-nums}
.rank-list li:nth-child(1) .rank-no{color:#D9930D}
.rank-list li:nth-child(2) .rank-no{color:#8A99AC}
.rank-list li:nth-child(3) .rank-no{color:#B06B3A}

/* 理由 */
.reasons{padding:72px 0}
.reason-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.reason-list li{position:relative;border:1px solid var(--line);border-radius:16px;padding:30px 26px 26px;text-align:center}
.reason-no{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--blue);color:#fff;font-size:12px;font-weight:800;letter-spacing:.1em;padding:2px 12px;border-radius:999px}
.reason-list .ico-wrap{margin:0 auto 14px}
.reason-list h3{font-size:18px;font-weight:800;margin-bottom:8px}
.reason-list p{font-size:14px;color:var(--text);text-align:left}

/* 新着 */
.news{padding:64px 0;border-top:1px solid var(--line)}
.news-in{display:grid;grid-template-columns:1fr 2.6fr;gap:48px}
.news-list li{border-bottom:1px solid var(--line)}
.news-list li:first-child{border-top:1px solid var(--line)}
.news-list a{display:grid;grid-template-columns:96px auto 1fr;gap:4px 16px;align-items:baseline;padding:16px 4px;text-decoration:none}
.news-list a:hover .news-title{color:var(--blue)}
.news-list time{font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-tag{font-size:11px;font-weight:700;background:var(--cs);color:var(--ci);padding:1px 8px;border-radius:4px;white-space:nowrap}
.news-title{font-weight:700;font-size:15px;display:flex;flex-direction:column}
.news-text{font-weight:400;font-size:13px;color:var(--muted)}

/* FAQ */
.faq{padding:64px 0;background:var(--soft)}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border-radius:12px;border:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:18px 48px 18px 20px;font-weight:700;display:flex;gap:14px;align-items:baseline;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:22px;top:26px;width:8px;height:8px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .15s}
.faq details[open] summary::after{transform:rotate(-135deg);top:30px}
.faq details p{padding:0 20px 18px;display:flex;gap:14px;color:var(--text);font-size:14px}
.q,.a{flex:none;font-weight:800;font-size:17px;color:var(--blue);line-height:1.5}
.a{color:var(--orange)}

/* リクエスト */
.request{background:var(--blue);color:#fff;padding:52px 0;text-align:center}
.request-title{font-size:22px;font-weight:800}
.request-sub{font-size:14px;opacity:.9;margin:6px 0 20px}
.btn-primary{display:inline-block;background:#fff;color:var(--blue);font-weight:800;text-decoration:none;padding:13px 34px;border-radius:999px}
.btn-primary:hover{background:#FFF4DF}

/* 固定ページ */
.page-head{background:var(--soft);border-bottom:1px solid var(--line);padding:28px 0 30px}
.crumb{font-size:13px;color:var(--muted);display:flex;gap:8px}
.crumb a{color:var(--muted);text-decoration:none}
.page-head h1{font-size:30px;font-weight:800;margin-top:8px}
.page{max-width:820px;padding-top:36px;padding-bottom:72px}
.page h2{font-size:21px;font-weight:800;margin:32px 0 10px;padding-left:12px;border-left:4px solid var(--blue)}
.page p,.page li{font-size:15px;color:var(--text)}
.page p+p{margin-top:10px}
.page ul{list-style:disc;padding-left:1.4em;margin:10px 0}
.page a{color:var(--blue)}

/* フッター */
.foot{background:var(--navy);color:#C9D4E2;font-size:13px;padding:52px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(auto-fit,minmax(160px,1fr));gap:32px}
.foot-brand p{margin-top:10px}
.logo.light .logo-text{color:#fff}
.foot nav{display:flex;flex-direction:column;gap:7px}
.foot nav a{text-decoration:none;color:#C9D4E2}
.foot nav a:hover{color:#fff;text-decoration:underline}
.foot-h{font-weight:800;color:#fff;font-size:14px;margin-bottom:4px;display:flex;flex-direction:column}
.foot-h a{color:#fff!important}
.foot-h span{font-size:11px;font-weight:500;color:#8C9BB0}
.foot-bottom{margin-top:44px;border-top:1px solid #31445E;padding-top:18px;padding-bottom:22px;font-size:12px;color:#8C9BB0}

@media (max-width:960px){
  .gnav{display:none}
  .btn-search{margin-left:auto}
  .hero-in,.rank-in,.news-in{grid-template-columns:1fr}
  .hero-visual{max-width:460px;margin:0 auto;order:-1}
  .genre-grid{grid-template-columns:1fr}
  .reason-list{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .wrap{padding:0 18px}
  .hero{padding:24px 0 32px}
  .hero h1{font-size:30px}
  .sec-title h2{font-size:24px}
  .genre-head{padding:20px 18px 14px}
  .genre-art{width:110px}
  .tool-rows{padding:6px 6px}
  .news-list a{grid-template-columns:auto 1fr}
  .news-title{grid-column:1/-1}
  .coming-note{margin-left:0}
  .foot-grid{grid-template-columns:1fr}
}