:root{--bg:#f7f3ea;--text:#1f2933;--primary:#e85d2a;--secondary:#23395d;--card:#fff;--line:#e5ddd0}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;line-height:1.6}a{text-decoration:none;color:inherit}
.admin-header{display:grid;gap:10px;padding:14px 18px;background:var(--secondary);color:#fff}.admin-header>a{font-weight:900}.admin-header nav{display:flex;gap:10px;flex-wrap:wrap}.admin-header nav a{padding:6px 10px;background:rgba(255,255,255,.12);border-radius:6px}
.admin-main{width:min(1120px,calc(100% - 28px));margin:24px auto 56px}.login{width:min(420px,calc(100% - 28px));margin:60px auto;background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;box-shadow:0 12px 28px rgba(35,57,93,.12)}
h1{color:var(--secondary);line-height:1.2}.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;margin:14px 0}.stats{display:grid;gap:14px}.stat,.panel{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px;box-shadow:0 8px 20px rgba(35,57,93,.08)}.stat strong{display:block;font-size:30px;color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:8px 14px;border-radius:999px;border:0;background:var(--secondary);color:#fff;font-weight:800;cursor:pointer}.btn.primary{background:var(--primary)}.btn.light{background:#fff;color:var(--secondary);border:1px solid var(--line)}.danger{color:#b42318;font-weight:800}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden}th,td{padding:11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}td{min-width:120px}th{background:#fff7ee;color:var(--secondary)}
form.grid{display:grid;gap:14px}.field{display:grid;gap:6px}.field label{font-weight:800}input,textarea,select{width:100%;padding:11px;border:1px solid #d9cfc1;border-radius:6px;background:#fff;font:inherit}textarea{min-height:170px}.checks{display:grid;gap:8px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px}.checks label{display:flex;gap:8px;align-items:center}.checks input{width:auto}.notice{padding:12px 14px;background:#fff8df;border:1px solid #ecd38a;border-radius:8px}.error{padding:12px 14px;background:#fff1f0;border:1px solid #f3b4ad;border-radius:8px}
@media (max-width:759px){table{display:block;overflow-x:auto;white-space:nowrap}td{white-space:normal}}
@media (min-width:760px){.admin-header{grid-template-columns:1fr auto;align-items:center}.stats{grid-template-columns:repeat(3,1fr)}.two{grid-template-columns:1fr 1fr}.wide{grid-column:1/-1}}