*{box-sizing:border-box}body{margin:0;font:14px system-ui,-apple-system,sans-serif;background:#f5f6f8;color:#20242a}a{color:inherit;text-decoration:none}.top{height:58px;background:#171a1f;color:white;display:flex;align-items:center;padding:0 22px;gap:18px}.brand{font-size:20px;font-weight:700}.ver{opacity:.55;font-size:12px}.layout{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 58px)}nav{background:white;border-right:1px solid #e2e5e9;padding:14px}nav a{display:block;padding:9px 10px;border-radius:7px;margin:2px 0}nav a:hover{background:#eef1f4}main{padding:24px;max-width:1250px;width:100%}.card{background:white;border:1px solid #e1e4e8;border-radius:10px;padding:18px;margin-bottom:16px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}.stat{font-size:28px;font-weight:700}.muted{color:#707780}input,select,textarea{width:100%;padding:9px;border:1px solid #cfd4da;border-radius:6px;background:white}label{display:block;font-size:12px;font-weight:600;margin:10px 0 4px}.btn{display:inline-block;border:0;border-radius:6px;padding:9px 13px;background:#20242a;color:white;cursor:pointer}.btn.alt{background:#e9edf1;color:#20242a}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.list{width:100%;border-collapse:collapse}.list th,.list td{text-align:left;border-bottom:1px solid #eee;padding:9px}.pill{padding:3px 7px;background:#eef1f4;border-radius:12px;font-size:12px}.notice{padding:10px 12px;background:#eef5ff;border-radius:7px;margin-bottom:12px}.danger{background:#fff0f0}h1{margin-top:0}@media(max-width:760px){.layout{grid-template-columns:1fr}nav{border-right:0;border-bottom:1px solid #ddd;display:flex;overflow:auto}nav a{white-space:nowrap}main{padding:14px}.top{padding:0 14px}}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.card-head h2{margin:0}.text-link{color:#52606d;text-decoration:underline}.accounts-grid{grid-template-columns:minmax(320px,.9fr) minmax(440px,1.4fr)}.grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}.form-actions{margin-top:18px}.actions{display:flex;gap:7px;flex-wrap:wrap}.save-btn{min-width:108px;position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px}.save-spinner,.save-check{display:none}.save-btn.saving .btn-label,.save-btn.saved .btn-label{display:none}.save-btn.saving .save-spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:mmspin .7s linear infinite}.save-btn.saved{background:#27834a}.save-btn.saved .save-check{display:inline;font-size:18px;line-height:1}.danger-btn{background:#a52a2a}.delete-form{max-width:520px}@keyframes mmspin{to{transform:rotate(360deg)}}@media(max-width:900px){.accounts-grid{grid-template-columns:1fr}}@media(max-width:600px){.grid.compact{grid-template-columns:1fr}.actions{flex-direction:column;align-items:stretch}.actions .btn{text-align:center}}
.ok{color:#15803d}.bad{color:#b91c1c}
/* v0.02.5 navigation */
.sidebar{padding:16px 12px;background:#fff;overflow-y:auto}.nav-section{margin-bottom:22px}.nav-label{padding:4px 10px 7px;color:#8a919a;font-size:10px;font-weight:750;letter-spacing:.09em;text-transform:uppercase}.nav-item{display:flex!important;align-items:center;gap:10px;padding:9px 10px!important;border-radius:8px!important;margin:2px 0!important;color:#3a4149}.nav-item:hover{background:#f1f3f5!important}.nav-item.active{background:#e9eef5!important;color:#171a1f;font-weight:650}.nav-icon{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;font-size:16px;line-height:1;color:#68717b;flex:0 0 20px}.nav-item.active .nav-icon{color:#20242a}.admin-nav{padding-top:4px;border-top:1px solid #edf0f2}.admin-nav .nav-label{padding-top:14px}
@media(max-width:760px){.sidebar{display:flex;gap:14px;overflow-x:auto;padding:8px 10px}.nav-section{display:flex;align-items:center;margin:0;gap:2px}.nav-label{display:none}.admin-nav{border-top:0;border-left:1px solid #e4e7ea;padding:0 0 0 12px}.nav-item{white-space:nowrap}.nav-icon{width:18px;flex-basis:18px}}
/* v0.02.6 responsive navigation */
.mobile-menu-btn{display:none}.small{font-size:12px;margin-top:5px}.mobile-nav-backdrop{display:none}
@media (min-width:768px) and (max-width:1050px){.layout{grid-template-columns:76px 1fr}.sidebar{padding:14px 8px}.nav-label{font-size:0;padding:5px 0;border-top:1px solid #edf0f2}.nav-section:first-of-type .nav-label{border-top:0}.nav-item{justify-content:center;padding:10px!important}.nav-item>span:last-child{display:none}.nav-icon{font-size:18px}.admin-nav{border-top:0}.nav-item{position:relative}.nav-item:hover>span:last-child{display:block;position:absolute;left:58px;top:6px;background:#171a1f;color:#fff;padding:6px 9px;border-radius:6px;z-index:30;white-space:nowrap;font-weight:500}}
@media(max-width:767px){.layout{display:block}.sidebar{position:fixed;left:-290px;top:58px;bottom:0;width:270px;z-index:80;display:block!important;overflow-y:auto;padding:14px 12px;transition:left .2s ease;box-shadow:8px 0 25px rgba(0,0,0,.12)}body.menu-open .sidebar{left:0}.sidebar .nav-section{display:block;margin-bottom:20px}.sidebar .nav-label{display:block}.sidebar .admin-nav{border-left:0;border-top:1px solid #edf0f2;padding:4px 0 0}.sidebar .nav-item{display:flex!important}.mobile-menu-btn{display:block;position:fixed;right:14px;top:12px;z-index:100;border:0;border-radius:7px;background:#30353c;color:#fff;font-size:22px;width:38px;height:34px}.mobile-nav-backdrop{position:fixed;inset:58px 0 0 0;background:rgba(0,0,0,.25);z-index:-1}body.menu-open .mobile-nav-backdrop{display:block}.top{padding-right:62px}main{padding:14px}}
/* v0.02.7 typography + connection diagnostics + offline */
body{font-size:16px;line-height:1.5}nav,.nav-item{font-size:15.5px}input,select,textarea,button{font-size:16px;line-height:1.35}input,select,textarea{padding:10px 11px}label{font-size:14px}.btn{font-size:15px;padding:9px 14px}.muted{line-height:1.45}.small{font-size:13px}.list th,.list td{padding:11px 9px}.pill{font-size:13px}h1{font-size:30px;line-height:1.2}h2{font-size:21px;line-height:1.3}.diagnostic-card{border-left:4px solid #667085}.diag-list{margin-top:12px}.diag-row{display:grid;grid-template-columns:28px 1fr;gap:8px;padding:10px 0;border-top:1px solid #edf0f2}.diag-row:first-child{border-top:0}.diag-icon{font-size:18px;font-weight:800}.offline-banner{display:none;position:sticky;top:0;z-index:70;background:#fff4cc;border-bottom:1px solid #ead584;padding:7px 14px;text-align:center;font-size:14px;font-weight:650}body.is-offline .offline-banner{display:block}
@media(max-width:767px){body{font-size:16px}h1{font-size:26px}.list{font-size:15px}}