:root{--blue:#17458f;--blue2:#0c2f66;--gold:#f7a81b;--ink:#1f2933;--sub:#5f6b78;--line:#e3e8ef;--bg:#f4f7fb}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans JP",sans-serif;color:var(--ink);line-height:1.8;background:#fff}
a{color:inherit;text-decoration:none}
.note{background:#fff4d6;color:#6b4e00;font-size:12px;text-align:center;padding:6px}
.wrap{max-width:1160px;margin:auto;padding:0 20px}
/* ヘッダー */
header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--blue);line-height:1.3}
.brand img{width:38px;height:38px}
.brand small{display:block;font-family:Inter;font-size:10px;letter-spacing:.18em;color:var(--sub);font-weight:600}
nav{display:flex;gap:4px;font-size:14px;font-weight:500;align-items:center}
nav a{padding:8px 12px;border-radius:8px}nav a:hover,nav a.on{background:var(--bg);color:var(--blue)}nav a.on{font-weight:700}
.navcta{background:var(--blue);color:#fff !important;font-weight:700;margin-left:6px}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:20px;padding:4px 12px;cursor:pointer;color:var(--blue)}
@media(max-width:900px){.menu-btn{display:block}nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:10px 20px 18px;border-bottom:1px solid var(--line);box-shadow:0 10px 20px rgba(0,0,0,.06)}.nav-open nav{display:flex}.navcta{margin:6px 0 0;text-align:center}}
/* お知らせ帯 */
.ticker{background:var(--gold);color:var(--blue2);font-weight:700;font-size:14px}
.ticker a{display:flex;gap:12px;align-items:center;justify-content:center;padding:10px 20px;flex-wrap:wrap}
.ticker .tag{background:var(--blue2);color:#fff;font-size:11px;padding:2px 9px;border-radius:999px;font-weight:800}
.ticker u{text-decoration:none;border-bottom:2px solid var(--blue2)}
/* ヒーロー */
.hero{background:linear-gradient(135deg,var(--blue2),var(--blue) 60%,#2a5fb0);color:#fff;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-140px;bottom:-160px;width:520px;height:520px;border-radius:50%;border:64px solid rgba(247,168,27,.12)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:56px;padding-bottom:64px;position:relative;z-index:1}
@media(max-width:900px){.hero .wrap{grid-template-columns:1fr;padding-top:32px;gap:32px}}
.yr{display:inline-flex;gap:10px;align-items:center;font-family:Inter;font-weight:800;font-size:13px;letter-spacing:.12em;background:rgba(255,255,255,.12);padding:6px 14px;border-radius:999px}
.yr b{color:var(--gold)}
.hero h1{font-size:clamp(28px,4.2vw,48px);line-height:1.35;margin:18px 0 14px;font-weight:900}
.hero h1 span{color:var(--gold)}
.hero p{font-size:16px;opacity:.92;max-width:560px;margin:0 0 26px}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:10px;font-weight:700;font-size:15px;border:0;cursor:pointer;font-family:inherit}
.btn.gold{background:var(--gold);color:var(--blue2)}
.btn.line{border:1px solid rgba(255,255,255,.6);color:#fff;background:transparent}
.btn.blue{background:var(--blue);color:#fff}.btn.ghost{border:1px solid var(--blue);color:var(--blue);background:#fff}
/* ヒーロー右：最新の週報 */
.hw{background:#fff;color:var(--ink);border-radius:18px;padding:18px;display:grid;grid-template-columns:150px 1fr;gap:18px;align-items:center;box-shadow:0 24px 60px rgba(0,0,0,.35);cursor:pointer;transition:.2s;text-align:left;font:inherit;border:0}
.hw:hover{transform:translateY(-3px)}
.hw .thumb{aspect-ratio:1/1.414;border-radius:8px;border:1px solid var(--line)}
.hw .lab{display:inline-block;background:var(--gold);color:var(--blue2);font-weight:800;font-size:11px;padding:2px 10px;border-radius:999px;animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px rgba(247,168,27,.25)}}
.hw small{display:block;color:var(--sub);font-size:12px;font-weight:700;margin-top:10px}
.hw b{display:block;font-size:30px;color:var(--blue);font-weight:900;line-height:1.2}
.hw span.d{display:block;color:var(--sub);font-size:13px}
.hw em{display:inline-block;margin-top:12px;font-style:normal;background:var(--blue);color:#fff;font-weight:700;font-size:14px;padding:9px 16px;border-radius:8px}
/* セクション */
section{padding:72px 0}
.h2{font-size:28px;font-weight:900;margin:0;line-height:1.4}.en{font-family:Inter;color:var(--gold);font-weight:800;font-size:12px;letter-spacing:.22em;margin:4px 0 28px}
.bg{background:var(--bg)}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.tiles{grid-template-columns:1fr 1fr}}@media(max-width:540px){.tiles{grid-template-columns:1fr}}
.tile{display:flex;flex-direction:column;gap:6px;padding:24px;border:1px solid var(--line);border-radius:14px;background:#fff;transition:.15s;position:relative}
.tile:hover{border-color:var(--blue);box-shadow:0 10px 24px rgba(23,69,143,.1);transform:translateY(-2px)}
.tile .ic{width:44px;height:44px;border-radius:12px;background:var(--bg);display:grid;place-items:center;font-size:22px;margin-bottom:6px}
.tile b{font-size:18px;color:var(--blue)}.tile span{font-size:14px;color:var(--sub)}
.tile em{font-style:normal;font-size:13px;font-weight:700;color:var(--blue);margin-top:auto;padding-top:10px}
.badge{position:absolute;top:18px;right:18px;background:var(--gold);color:var(--blue2);font-size:11px;font-weight:800;padding:2px 9px;border-radius:999px}
/* クラブ紹介（旗） */
.club{display:grid;grid-template-columns:320px 1fr;gap:48px;align-items:center}
@media(max-width:900px){.club{grid-template-columns:1fr}}
.flag{background:#fff;border-radius:14px;padding:16px;box-shadow:0 14px 40px rgba(23,69,143,.15);transform:rotate(-1.5deg);max-width:300px;margin:0 auto}
.flag img{width:100%;display:block}.flag figcaption{color:var(--sub);font-size:12px;text-align:center;margin-top:8px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0}
.stats div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.stats b{display:block;font-family:Inter;font-size:28px;color:var(--blue);font-weight:800}.stats span{font-size:13px;color:var(--sub)}
/* 例会 */
.meet{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.meet{grid-template-columns:1fr}}
.mc{border-radius:14px;padding:26px;border:1px solid var(--line);background:#fff}
.mc small{display:block;font-size:12px;color:var(--sub);font-weight:700;letter-spacing:.08em}
.mc b{display:block;font-size:22px;color:var(--blue);margin:6px 0 4px;line-height:1.4}
.mc span{font-size:14px;color:var(--sub)}
.mc.main{background:var(--blue);color:#fff;border:0}.mc.main small,.mc.main span{color:rgba(255,255,255,.8)}.mc.main b{color:var(--gold)}
/* 会員 */
.mem{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.mem a{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border:1px solid var(--line);border-radius:12px;font-weight:700;font-size:15px;background:#fff}
.mem a small{display:block;font-weight:400;font-size:12px;color:var(--sub)}
.mem a:after{content:"↗";color:var(--gold);font-size:18px}.mem a:hover{border-color:var(--blue)}
/* 下層ページ */
.phead{background:linear-gradient(135deg,var(--blue2),var(--blue));color:#fff;padding:48px 0 44px}
.phead h1{font-size:clamp(26px,3.6vw,38px);margin:0;font-weight:900}.phead .en{margin:0 0 6px}.phead .lead{opacity:.9;margin:10px 0 0;max-width:720px}
.crumb{font-size:12px;color:var(--sub);padding:12px 0}.crumb a{color:var(--blue)}
.prose{max-width:780px}
.prose h2{font-size:22px;color:var(--blue);margin:44px 0 14px;padding-left:14px;border-left:5px solid var(--gold);line-height:1.5}
.prose h3{font-size:18px;margin:28px 0 8px}
.prose p{margin:0 0 1.2em}
.quote{background:var(--bg);border-radius:14px;padding:24px 26px;margin:18px 0}
.quote small{display:block;color:var(--sub);font-size:13px}.quote b{display:block;font-size:20px;color:var(--blue);margin:6px 0}
.person{display:flex;gap:14px;align-items:center;margin:8px 0 20px}.person .av{width:56px;height:56px;border-radius:50%;background:var(--gold);color:var(--blue2);display:grid;place-items:center;font-weight:900;font-size:20px}
.person b{display:block;font-size:20px}.person span{font-size:13px;color:var(--sub)}
.pillar{border:1px solid var(--line);border-radius:14px;padding:22px 24px;margin:0 0 14px;background:#fff}
.pillar b{display:block;font-size:18px;color:var(--blue);margin-bottom:6px}.pillar p{margin:0;color:#3a4652}
dl.kv{display:grid;grid-template-columns:200px 1fr;margin:0;border-top:1px solid var(--line)}
dl.kv dt,dl.kv dd{padding:14px 0;border-bottom:1px solid var(--line);margin:0}
dl.kv dt{color:var(--sub);font-size:14px;font-weight:700}
@media(max-width:600px){dl.kv{grid-template-columns:1fr}dl.kv dt{border-bottom:0;padding-bottom:0}}
.timeline{border-left:3px solid var(--line);margin:8px 0 0 8px;padding-left:22px}
.timeline div{position:relative;padding:8px 0}.timeline div:before{content:"";position:absolute;left:-31px;top:15px;width:14px;height:14px;border-radius:50%;background:var(--gold);border:3px solid #fff;box-shadow:0 0 0 1px var(--line)}
.timeline b{color:var(--blue);font-family:Inter;margin-right:12px}
.tbl{width:100%;border-collapse:collapse;font-size:14px;margin:8px 0 20px}.tbl th,.tbl td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}.tbl th{color:var(--sub);font-size:12px}
.scroll{overflow-x:auto}
/* 週報一覧 */
.latest{display:grid;grid-template-columns:280px 1fr;gap:32px;align-items:center;background:var(--bg);border-radius:14px;padding:28px;margin-bottom:56px}
@media(max-width:720px){.latest{grid-template-columns:1fr}}
.latest .thumb{aspect-ratio:1/1.414;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:0 10px 26px rgba(23,69,143,.12)}
.latest h3{font-size:34px;margin:8px 0 4px;color:var(--blue)}.latest p{color:var(--sub);margin:0 0 18px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer;text-align:left;padding:0;font:inherit;color:inherit;transition:.15s}
.card:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.08)}
.card .thumb{aspect-ratio:1/1.414;background:var(--bg);border-bottom:1px solid var(--line)}
.card .b{padding:10px 12px}.card .no{font-weight:800;color:var(--blue)}.card .d{font-size:12px;color:var(--sub)}
.thumb{overflow:hidden}.thumb canvas{width:100%;height:100%;display:block;object-fit:contain}
.thumb.loading{background:linear-gradient(90deg,#eef1f5 25%,#f7f9fb 50%,#eef1f5 75%);background-size:200% 100%;animation:sh 1.2s infinite}
@keyframes sh{to{background-position:-200% 0}}
.more{text-align:center;margin-top:24px}
.prog{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.prog button,.prog a{display:flex;justify-content:space-between;padding:16px 18px;border:1px solid var(--line);border-radius:10px;font-weight:700;background:#fff;cursor:pointer;font:inherit;font-weight:700;color:inherit;text-align:left}
.prog button:after{content:"読む";font-size:11px;color:var(--gold);font-weight:800}
.inline-pdf{background:var(--bg);border-radius:14px;padding:16px;display:flex;flex-direction:column;align-items:center;gap:12px}
.inline-pdf canvas{max-width:100%;height:auto;background:#fff;box-shadow:0 4px 16px rgba(0,0,0,.12)}
/* 問い合わせ */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media(max-width:800px){.contact{grid-template-columns:1fr}}
.cbox{border:1px solid var(--line);border-radius:14px;padding:26px;background:#fff}
.cbox h3{margin:0 0 6px;color:var(--blue)}.cbox p{color:var(--sub);margin:0 0 16px;font-size:14px}
.big{font-family:Inter;font-size:26px;font-weight:800;color:var(--blue);display:block;margin:4px 0}
.map{border-radius:14px;overflow:hidden;border:1px solid var(--line);margin-top:24px}.map iframe{width:100%;height:360px;border:0;display:block}
/* フッター */
footer{background:var(--blue2);color:#cfd9ea;font-size:14px;margin-top:0}
footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;padding-top:48px;padding-bottom:40px}
@media(max-width:900px){footer .wrap{grid-template-columns:1fr}}
footer b{color:#fff;display:block;margin-bottom:8px}footer a:hover{color:var(--gold)}
footer .cp{text-align:center;font-size:12px;padding:16px;border-top:1px solid rgba(255,255,255,.1)}
/* ビューア */
.viewer{position:fixed;inset:0;background:rgba(15,23,35,.94);z-index:100;display:none;flex-direction:column}
.viewer.on{display:flex}
.vbar{display:flex;align-items:center;gap:8px;padding:10px 14px;color:#fff;background:#0f1723}
.vbar b{flex:1;font-size:15px}
.vbar button,.vbar a{background:#25324a;color:#fff;border:0;border-radius:6px;padding:8px 12px;font-size:14px;cursor:pointer}
.pages{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;align-items:center;gap:14px}
.pages canvas{max-width:100%;height:auto;background:#fff;box-shadow:0 4px 18px rgba(0,0,0,.4)}

/* ヒーロー右：旗と最新週報の同居 */
.hero .wrap{grid-template-columns:1fr 1fr}
.hero-right{display:flex;align-items:flex-start;justify-content:center}
.hflag{flex:0 0 210px;margin:0;background:#fff;border-radius:14px;padding:10px;box-shadow:0 18px 44px rgba(0,0,0,.35);transform:rotate(-6deg);position:relative;z-index:1}
.hflag img{width:100%;display:block}
.hero-right .hw{flex:0 0 330px;grid-template-columns:110px 1fr;margin:150px 0 0 -36px;position:relative;z-index:2}
@media(max-width:1000px){.hero .wrap{grid-template-columns:1fr}}
@media(max-width:600px){.hero-right{flex-direction:column;align-items:center}.hflag{flex:none;width:190px;transform:rotate(-4deg)}.hero-right .hw{flex:none;width:100%;max-width:380px;margin:-30px 0 0}}
/* トップ（整理版） */
.hero2{grid-template-columns:1.2fr .8fr !important}
.hflag2{margin:0;justify-self:center;width:100%;max-width:300px;background:#fff;border-radius:16px;padding:14px;box-shadow:0 22px 54px rgba(0,0,0,.35);transform:rotate(3deg)}
.hflag2 img{width:100%;display:block}
@media(max-width:900px){.hero2{grid-template-columns:1fr !important}.hflag2{max-width:230px}}
.sechead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:24px}.sechead .en{margin-bottom:0}
.wk2{display:grid;grid-template-columns:1.1fr 1fr;gap:24px}
@media(max-width:900px){.wk2{grid-template-columns:1fr}}
.wk2-main{display:grid;grid-template-columns:230px 1fr;gap:24px;align-items:center;background:var(--bg);border:0;border-radius:16px;padding:22px;cursor:pointer;text-align:left;font:inherit;color:inherit;transition:.15s}
.wk2-main:hover{box-shadow:0 10px 26px rgba(23,69,143,.12)}
.wk2-main .thumb{aspect-ratio:1/1.414;background:#fff;border-radius:8px;border:1px solid var(--line);box-shadow:0 10px 24px rgba(23,69,143,.15)}
.wk2-info .lab{display:inline-block;background:var(--gold);color:var(--blue2);font-weight:800;font-size:11px;padding:2px 10px;border-radius:999px}
.wk2-info small{display:block;color:var(--sub);font-weight:700;font-size:12px;margin-top:10px}
.wk2-info b{display:block;font-size:36px;color:var(--blue);font-weight:900;line-height:1.2}
.wk2-info span{display:block;color:var(--sub);font-size:14px}
.wk2-info em{display:inline-block;margin-top:14px;font-style:normal;background:var(--blue);color:#fff;font-weight:700;padding:10px 18px;border-radius:8px}
@media(max-width:520px){.wk2-main{grid-template-columns:120px 1fr;padding:16px;gap:16px}.wk2-info b{font-size:26px}}
.wk2-list{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;align-content:start}
@media(max-width:520px){.wk2-list{grid-template-columns:repeat(2,1fr)}}
.two{display:grid;grid-template-columns:1.1fr .9fr;gap:56px}
@media(max-width:900px){.two{grid-template-columns:1fr;gap:40px}}
.links3{display:grid;gap:10px;margin-top:6px}
.links3 a{display:flex;flex-direction:column;padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:#fff;position:relative}
.links3 a:after{content:"→";position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--gold);font-weight:800}
.links3 a:hover{border-color:var(--blue)}
.links3 b{color:var(--blue)}.links3 span{font-size:13px;color:var(--sub)}
.kv-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:6px 20px;grid-template-columns:90px 1fr;border-top:1px solid var(--line)}
.kv-card dt,.kv-card dd{border-bottom:1px solid var(--line)}.kv-card dt:nth-last-of-type(1),.kv-card dd:last-of-type{border-bottom:0}
.kv-card small{color:var(--sub);font-size:13px}.kv-card b{color:var(--blue)}

/* 会長の写真 */
.pres{margin:0 0 8px;border-radius:16px;overflow:hidden;position:relative;box-shadow:0 14px 36px rgba(23,69,143,.15)}
.pres img{width:100%;display:block;aspect-ratio:16/10;object-fit:cover;object-position:50% 30%}
.pres figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 24px 18px;background:linear-gradient(transparent,rgba(12,47,102,.9));color:#fff}
.pres figcaption b{display:block;font-size:22px}.pres figcaption span{font-size:13px;opacity:.85}

/* 見学・お問い合わせボタンのマウスオーバー */
nav a.navcta:hover,nav a.navcta.on{background:var(--blue2);color:#fff !important}