/* arika.fun のテイストに合わせる: 白地 + ディープブルー(#0b2752) / Noto Sans JP / 角ばった枠線ボタン */
:root{--c:#0b2752;--c2:#1a355d;--foot:#0b1f3a;--ok:#2f6f4f;--warn:#b45309;--ng:#b42318;--bg:#fff;--line:#d9dde3;--tx:#222}
*{box-sizing:border-box}
body{margin:0;font-family:"Noto Sans JP",-apple-system,"Hiragino Sans","Yu Gothic",sans-serif;font-weight:400;background:var(--bg);color:var(--tx);line-height:1.8;font-size:15px;letter-spacing:.02em}
header.top{background:#fff;border-bottom:1px solid #ccc;padding:10px 20px;display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:5}
.brand{font-weight:700;color:#000;text-decoration:none;font-size:18px}
.brand small{font-weight:300;font-size:12px;color:#666;margin-left:8px}
header nav{display:flex;flex-wrap:wrap;gap:2px 18px;font-size:13px}
header nav a{color:#000;text-decoration:none}header nav a:hover{color:var(--c2);text-decoration:underline}
.hero{background:var(--c);color:#fff;text-align:center;padding:28px 16px 22px}
.hero .logo{width:120px;max-width:50%;display:block;margin:0 auto}
.hero p{margin:6px 0 0;font-weight:300;letter-spacing:.2em;font-size:13px}
main{max-width:980px;margin:0 auto;padding:24px 16px 40px}
body.public main,body.checkin main{max-width:640px}
h1{font-size:22px;font-weight:500;color:var(--c2);margin:8px 0 20px;letter-spacing:.06em}
h2{font-size:17px;font-weight:700;color:var(--c2);margin:28px 0 10px}
a{color:var(--c2)}
.card{background:#fff;border:1px solid var(--line);border-radius:2px;padding:18px;margin:14px 0}
label{display:block;margin:12px 0;font-size:13px;font-weight:500;color:var(--c2)}
label.radio{font-weight:400;color:var(--tx);display:flex;gap:8px;align-items:center;font-size:15px}
input,select,textarea{width:100%;padding:10px;font:inherit;border:1px solid #b8bec7;border-radius:2px;background:#fff;margin-top:4px;color:var(--tx)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--c2);outline-offset:0;border-color:var(--c2)}
input[type=checkbox],input[type=radio]{width:auto;margin:0}
fieldset{border:1px solid var(--line);border-radius:2px;margin:12px 0}legend{font-size:13px;font-weight:500;color:var(--c2);padding:0 6px}
.btn{display:inline-block;background:var(--c);color:#fff;border:1px solid var(--c);border-radius:2px;padding:.6em 2.2em;font:inherit;font-size:14px;letter-spacing:.05em;cursor:pointer;text-decoration:none;transition:all .3s ease}
.btn:hover{background:#fff;color:var(--c)}
.btn.sub{background:#fff;color:var(--c);border-color:var(--c)}.btn.sub:hover{background:var(--c);color:#fff}
.btn.danger{background:var(--ng);border-color:var(--ng)}.btn.danger:hover{background:#fff;color:var(--ng)}
.btn.big{font-size:17px;padding:.8em 2.4em;background:var(--ok);border-color:var(--ok)}.btn.big:hover{background:#fff;color:var(--ok)}
.btn:disabled{opacity:.5;cursor:default}
button.link{background:none;border:0;color:var(--c2);cursor:pointer;font:inherit;padding:0;text-decoration:underline}
.inline{display:inline-block}.inline select,.inline input{width:auto}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}.row label{flex:1;min-width:140px;margin:0}
.muted{color:#6b7280;font-size:13px}
.flash{padding:10px 14px;border-radius:2px;margin:10px 0;border-left:4px solid}.flash.ok{background:#eef6f1;color:#1f5a3c;border-color:var(--ok)}.flash.err{background:#fdf0ef;color:#8f1d14;border-color:var(--ng)}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line)}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}
th{background:#f3f5f8;font-weight:500;color:var(--c2)}.scroll{overflow-x:auto}tr.cancelled{opacity:.5;text-decoration:line-through}
table.kv th{width:90px;background:none}
.badge{display:inline-block;padding:0 9px;border-radius:2px;font-size:12px;font-weight:500;background:#e5e8ed}
.badge.paid{background:#dcefe3;color:#1f5a3c}.badge.unpaid{background:#fbe9d0;color:#7a3b06}.badge.refunded{background:#e5e8ed}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin:10px 0}
.stat{background:#fff;border:1px solid var(--line);border-radius:2px;padding:12px;text-align:center}
.stat b{display:block;font-size:26px;font-weight:500;color:var(--c2)}.stat span{font-size:12px;color:#6b7280}.stat.big b{color:var(--ok);font-size:34px}.stat.warn b{color:var(--warn)}
.bar{background:#e5e8ed;border-radius:0;height:10px;overflow:hidden;min-width:80px}.bar div{background:var(--c);height:100%}
.ticket{text-align:center}.ticket table{text-align:left}.qr{display:flex;justify-content:center;margin:14px 0}
.counter{font-size:18px;text-align:center;margin:8px 0}.counter b{font-size:32px;color:var(--ok);font-weight:500}
.tabs{display:flex;gap:6px;margin:10px 0}.tab{flex:1;padding:10px;border:1px solid var(--c);background:#fff;color:var(--c);border-radius:2px;font:inherit;cursor:pointer}.tab.on{background:var(--c);color:#fff}
#video{width:100%;max-height:50vh;background:#000;border-radius:2px;object-fit:cover}
.result{background:#fff;border:1px solid var(--line);border-radius:2px;overflow:hidden;margin:14px 0}
.rhead{padding:12px;color:#fff;font-weight:700;font-size:20px;text-align:center}.rhead.ok{background:var(--ok)}.rhead.warn{background:var(--warn)}.rhead.ng{background:var(--ng)}
.rbody{padding:14px}.payalert{background:#fffaf0;border:1px solid var(--warn);border-radius:2px;padding:10px;font-weight:500}
.pick{cursor:pointer}.pick:hover{border-color:var(--c2)}
.site-footer{background:var(--foot);color:#fff;text-align:center;padding:26px 16px;font-size:13px}
.site-footer a{color:#fff;opacity:.85;text-decoration:none}.site-footer a:hover{opacity:1;text-decoration:underline}
.site-footer p{margin:0 0 6px}.site-footer .copy{opacity:.6;font-size:12px}
@media (max-width:767.98px){header.top{padding:8px 12px}main{padding:16px 12px 32px}.hero .logo{width:96px}}
.seq{font-size:22px;letter-spacing:.1em;color:var(--c2)}.seqbig{font-size:22px;font-weight:500;color:var(--c2);margin:0 0 4px;letter-spacing:.1em}
.site-footer .ft-label{font-weight:500;letter-spacing:.2em;font-size:12px;opacity:.7}