:root{--ink:#182235;--muted:#738095;--line:#e5eaf1;--blue:#315fcf;--bg:#f5f7fa}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;background:var(--bg);color:var(--ink)}a{color:inherit;text-decoration:none}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 34px;position:sticky;top:0;z-index:20}.admin-brand{display:flex;align-items:center;gap:13px}.admin-brand span:last-child{display:flex;flex-direction:column;line-height:1.2}.admin-brand small{font-size:9px;letter-spacing:.15em;color:#8090a5}.admin-brand b{font-size:16px}.brand-mark{width:29px;height:29px;border:2px solid #4f7deb;border-radius:9px;transform:rotate(45deg);display:inline-block;position:relative}.brand-mark:before{content:"";position:absolute;inset:5px;border:1.5px solid #4f7deb;border-radius:50%}.topbar nav{display:flex;gap:22px;font-size:12px;font-weight:700;color:#59677a}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto;padding:42px 0 70px}.hero-admin{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;padding:28px 0 32px}.eyebrow{margin:0 0 7px;font-size:10px;font-weight:800;letter-spacing:.18em;color:#6f7fb3}.hero-admin h1{margin:0 0 9px;font-size:clamp(28px,4vw,43px);letter-spacing:-.04em}.hero-admin p:not(.eyebrow){margin:0;color:var(--muted);font-size:13px}.date-box{min-width:145px;padding:15px 18px;background:#fff;border:1px solid var(--line);border-radius:14px;text-align:right}.date-box small{display:block;color:#9aa4b1;font-size:8px;letter-spacing:.12em}.date-box b{font-size:16px}.notice{background:#eef4ff;border:1px solid #dbe6ff;color:#50627d;padding:13px 16px;border-radius:12px;font-size:11px;line-height:1.7}.summary{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:18px 0 42px}.summary article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px}.summary span{display:block;color:#8792a2;font-size:10px}.summary b{display:block;margin-top:5px;font-size:20px}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:15px}.section-head h2{margin:0;font-size:22px}.admin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.admin-card{display:block;min-height:205px;padding:21px;background:#fff;border:1px solid var(--line);border-radius:17px;box-shadow:0 7px 24px rgba(35,49,69,.04);transition:.2s}.admin-card:hover{transform:translateY(-3px);border-color:#cbd8f1;box-shadow:0 13px 30px rgba(35,49,69,.09)}.card-top{display:flex;align-items:center;justify-content:space-between}.tag{padding:4px 8px;border-radius:999px;background:#eef3ff;color:#506bb1;font-size:9px;font-weight:800}.card-top small{color:#8a95a4}.admin-card h3{margin:18px 0 7px;font-size:18px}.admin-card p{min-height:42px;margin:0;color:var(--muted);font-size:11px;line-height:1.75}.open{display:block;margin-top:18px;color:#315fcf;font-size:11px;font-weight:800}.open b{float:right;font-size:18px}footer{text-align:center;padding:24px;color:#a0a8b3;font-size:9px}.login-body{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#eef3fb,#f8fafc 48%,#eef7f5)}.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:0 24px 70px rgba(42,58,88,.12);text-align:center}.login-card .brand-mark{margin-bottom:20px}.login-card h1{margin:0;font-size:29px}.lead{margin:8px 0 27px;color:var(--muted);font-size:12px}.login-card form{text-align:left}.login-card label{display:block;margin:13px 0;color:#536174;font-size:11px;font-weight:700}.login-card input{width:100%;margin-top:7px;padding:13px 14px;border:1px solid #dce2ea;border-radius:11px;outline:0}.login-card input:focus{border-color:#7899e2;box-shadow:0 0 0 3px #eef3ff}.login-card button{width:100%;margin-top:10px;padding:13px;border:0;border-radius:999px;background:#315fcf;color:#fff;font-weight:800;cursor:pointer}.login-note{margin:18px 0 10px;padding:11px;background:#fff8e9;border-radius:10px;color:#806b41;font-size:10px;line-height:1.7}.back-link{font-size:10px;color:#7a8798}.alert.error{margin-bottom:14px;padding:10px;border-radius:9px;background:#fff0f0;color:#a84b4b;font-size:11px}@media(max-width:850px){.summary{grid-template-columns:repeat(2,1fr)}.admin-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.topbar{height:auto;padding:15px 18px}.topbar nav a:first-child{display:none}.wrap{width:min(100% - 24px,680px);padding-top:24px}.hero-admin{display:block}.date-box{display:none}.summary{grid-template-columns:1fr 1fr}.admin-grid{grid-template-columns:1fr}.admin-card{min-height:0}.login-card{padding:28px 22px}}