:root{--navy:#2a3d4e;--petrol:#008091;--coral:#eb685a;--bg:#f4f6f8;--line:#d9e0e6;--muted:#5b6b79;--ok:#0b6b5c;--okbg:#e5f4f1;--errbg:#fdecea;--err:#9b2c20}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--navy);line-height:1.45}
a{color:var(--petrol)}
.muted{color:var(--muted)}
header,.top{background:var(--navy);color:#fff;padding:0 24px;display:flex;align-items:center;gap:24px;min-height:56px}
header .brand,.top .brand{font-weight:800;letter-spacing:.02em;font-size:19px;color:#fff;text-decoration:none}
.brand span{color:#4fc3d1}
.top nav{display:flex;gap:4px;flex:1}
.top nav a{color:#cfd9e1;text-decoration:none;padding:8px 12px;border-radius:6px;font-size:14px}
.top nav a.on,.top nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.who{display:flex;gap:12px;align-items:center;font-size:13px;color:#cfd9e1}
.who small{display:block;color:#9fb0bd}
main{max-width:460px;margin:48px auto;padding:0 16px}
main.wide,main.page{max-width:1040px;margin:32px auto;padding:0 20px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px;margin-bottom:20px}
h1{font-size:22px;margin:0 0 6px}
h2{font-size:17px;margin:0 0 12px}
p.sub{margin:0 0 20px;color:var(--muted);font-size:14px}
label{display:block;font-size:13px;font-weight:600;margin:14px 0 6px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:6px;font-size:15px;font-family:inherit;color:var(--navy);background:#fff}
input[type=checkbox]{width:auto}
input:focus,select:focus,textarea:focus{outline:2px solid var(--petrol);border-color:var(--petrol)}
button{margin-top:18px;padding:10px 18px;border:0;border-radius:6px;background:var(--petrol);color:#fff;font-size:14px;font-weight:600;cursor:pointer}
form button[type=submit]{width:100%;padding:12px}
button.small{margin:0;padding:6px 12px;font-size:13px}
button.sec{background:#fff;color:var(--navy);border:1px solid var(--line)}
button.danger{background:#fff;color:var(--err);border:1px solid #f0c4be}
button.ghost{margin:0;background:transparent;border:1px solid #6d8294;color:#fff;padding:6px 12px;font-size:13px}
.err{margin-top:14px;padding:10px 12px;border-radius:6px;background:var(--errbg);color:var(--err);font-size:14px}
.ok{margin-top:14px;padding:10px 12px;border-radius:6px;background:var(--okbg);color:var(--ok);font-size:14px}
.hidden{display:none}
img.qr{display:block;margin:12px auto;width:200px;height:200px}
code{background:#eef2f5;padding:2px 6px;border-radius:4px;word-break:break-all}
small{color:var(--muted)}
.row{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.proj{display:block;text-decoration:none;color:inherit;background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px;border-top:3px solid var(--petrol)}
.proj:hover{border-color:var(--petrol)}
.proj strong{display:block;font-size:16px;margin-bottom:4px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:18px 0 20px}
.tabs a{padding:10px 16px;text-decoration:none;color:var(--muted);font-weight:600;font-size:14px;border-bottom:3px solid transparent}
.tabs a.on{color:var(--navy);border-bottom-color:var(--coral)}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
td.act{text-align:right;white-space:nowrap}
td.act button,td.act a.btn{margin-left:6px}
a.btn{display:inline-block;padding:6px 12px;font-size:13px;border-radius:6px;background:var(--petrol);color:#fff;text-decoration:none;font-weight:600}
a.btn.sec{background:#fff;color:var(--navy);border:1px solid var(--line)}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#eef2f5;color:var(--muted)}
.badge.on{background:var(--okbg);color:var(--ok)}
.badge.warn{background:#fff1e0;color:#8a5200}
.linkbox{margin-top:14px;padding:12px;border:1px dashed var(--petrol);border-radius:8px;background:#f0fafb;font-size:14px}
.linkbox code{display:block;margin:8px 0}
.viewer{background:#dfe5ea;border-radius:10px;padding:16px;text-align:center}
.viewer img{display:block;max-width:100%;margin:0 auto 16px;background:#fff;box-shadow:0 1px 6px rgba(0,0,0,.18);user-select:none;-webkit-user-select:none;-webkit-user-drag:none}
.notice{font-size:13px;color:var(--muted);margin:0 0 12px}
.empty{padding:28px;text-align:center;color:var(--muted)}