:root{--navy:#17324d;--blue:#1769aa;--pale:#edf5fb;--line:#d8e1e8;--text:#23313d;--danger:#a83232}*{box-sizing:border-box}body{margin:0;background:#f5f7f9;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif}header{min-height:68px;padding:10px max(16px,calc((100% - 960px)/2));background:var(--navy);display:flex;align-items:center;justify-content:space-between;gap:12px}header a{color:#fff;text-decoration:none}.brand{font-weight:700;line-height:1.15}.brand small{font-weight:400;opacity:.75}nav{display:flex;gap:16px;font-size:14px}main{max-width:960px;margin:0 auto;padding:24px 16px 56px}footer{text-align:center;color:#7a8792;padding:20px;font-size:12px}h1{font-size:24px;margin:0 0 20px}h2{font-size:19px;margin:28px 0 12px}.title-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.title-row h1{margin:0}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 2px 8px #17324d0b}.login{max-width:420px;margin:7vh auto}.login h1{text-align:center}label{display:flex;flex-direction:column;gap:7px;font-weight:600;font-size:14px}label span{color:#b12d2d;font-size:11px}input,select,textarea{width:100%;font:inherit;font-size:16px;border:1px solid #afbdc8;border-radius:8px;padding:12px;background:#fff}textarea{resize:vertical}input:focus,select:focus,textarea:focus{outline:3px solid #1769aa22;border-color:var(--blue)}button,.button,.secondary{border:0;border-radius:8px;padding:11px 16px;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;font-size:15px;cursor:pointer;text-align:center}.secondary{background:#e8eef3;color:var(--navy)}button.danger{background:var(--danger)}form{display:grid;gap:16px}.form-grid{grid-template-columns:1fr 1fr}.wide{grid-column:1/-1}.search{grid-template-columns:1fr auto;margin-bottom:18px}.cards{display:grid;gap:10px}.customer{display:flex;justify-content:space-between;align-items:center;text-decoration:none;color:inherit}.customer>div{display:flex;flex-direction:column;gap:6px}.customer>div:last-child{text-align:right;align-items:flex-end}.customer small{color:#657583}.badge{display:inline-block;background:var(--pale);color:var(--blue);border-radius:999px;padding:4px 9px;font-size:12px}.flash,.error{padding:13px;border-radius:8px;margin-bottom:16px}.flash{background:#e8f6ec;color:#216b35}.error{background:#fdeaea;color:#922}.history{border-left:3px solid var(--blue);background:#fff;padding:14px 16px;margin:10px 0}.history div{white-space:pre-wrap}.history small{display:block;color:#6b7780;margin-top:8px}.user-card{display:flex;justify-content:space-between;align-items:center}.empty{text-align:center;color:#6d7a84;padding:48px}.login form{margin-top:20px}@media(max-width:600px){main{padding:18px 12px 48px}.form-grid{grid-template-columns:1fr}.wide{grid-column:auto}.customer{align-items:flex-start}.customer>div:last-child{max-width:42%}.title-row{align-items:flex-start}.button,.secondary{white-space:nowrap}.card{padding:15px}nav{gap:11px}header{padding-inline:12px}}