:root{--navy:#1f3a5f;--navy2:#2b4d7c;--bg:#f4f5f9;--line:#dfe1e8;--tx:#161b26;--mut:#6b7385;--ok:#1f8a4c;--warn:#b7791f;--bad:#c53030}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;padding-bottom:env(safe-area-inset-bottom)}
a{color:var(--navy2)}
.top{background:var(--navy);color:#fff;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;position:sticky;top:0;z-index:10}
.top .brand{color:#fff;text-decoration:none;font-weight:700;font-size:17px}
.top .brand span{font-weight:400;opacity:.65;margin-left:4px}
.top nav{display:flex;gap:4px;overflow-x:auto;margin-top:8px;-webkit-overflow-scrolling:touch}
.top nav a{color:#cfd9e8;text-decoration:none;padding:6px 12px;border-radius:8px;white-space:nowrap;font-size:14px}
.top nav a.on{background:rgba(255,255,255,.16);color:#fff}
main{max-width:980px;margin:0 auto;padding:16px}
h1{font-size:22px;margin:4px 0 14px;color:var(--navy)}
h2{font-size:16px;margin:22px 0 8px;color:var(--navy)}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:14px}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.stat b{display:block;font-size:22px;color:var(--navy)}
.stat span{color:var(--mut);font-size:13px}
.btn{display:inline-block;background:var(--navy);color:#fff;border:0;border-radius:10px;padding:10px 16px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn.sec{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn.bad{background:#fff;color:var(--bad);border:1px solid #f0c9c9}
.btn.ok{background:var(--ok)}
.btn.sm{padding:6px 11px;font-size:13px;border-radius:8px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row.sp{justify-content:space-between}
label{display:block;font-size:13px;color:var(--mut);margin:10px 0 4px}
input,select,textarea{width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:9px;font:inherit;background:#fff;color:var(--tx)}
textarea{min-height:70px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid #9db8dd;border-color:#9db8dd}
.cols{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:top}
th{background:#eef1f7;color:var(--mut);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
tr:last-child td{border-bottom:0}
td.r,th.r{text-align:right;white-space:nowrap}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#e6e9f0;color:#4a5368}
.b-sent{background:#dbe8fb;color:#1c4a8a}.b-paid,.b-accepted{background:#d9f2e3;color:#176a3c}.b-declined{background:#fbe1e1;color:#9b2c2c}
.flash{padding:10px 14px;border-radius:10px;margin-bottom:12px;font-weight:500}
.flash.ok{background:#d9f2e3;color:#14532d}.flash.err{background:#fbe1e1;color:#7f1d1d}
.muted{color:var(--mut)}.small{font-size:13px}
.items .it{display:grid;grid-template-columns:1fr;gap:8px;border:1px solid var(--line);border-radius:10px;padding:10px;margin-bottom:8px;background:#fafbfd}
.items .it .nums{display:grid;grid-template-columns:70px 80px 1fr 90px 36px;gap:8px;align-items:end}
.items .it .nums label{margin:0 0 3px}
.items .tot{font-weight:700;text-align:right;padding-bottom:10px}
.total-box{text-align:right;font-size:18px;font-weight:700;color:var(--navy);margin:8px 0}
.preview{width:100%;height:70vh;border:1px solid var(--line);border-radius:12px;background:#fff}
.hide{display:none}
pre.code{background:#0f1b2d;color:#d6e2f5;padding:12px;border-radius:10px;overflow:auto;font-size:13px;word-break:break-all;white-space:pre-wrap}
@media (max-width:560px){.items .it .nums{grid-template-columns:1fr 1fr}.items .it .nums .tot{grid-column:span 2;text-align:right}}
.tablewrap{overflow-x:auto;border-radius:12px}