:root{--bg:#070b1a;--bg2:#0d1430;--card:#111a30;--card2:#16213f;--line:#243457;--text:#e8edfb;--mut:#8fa3d6;--pri:#3b7bff;--pri2:#1c8fe0;--cy:#4de1ff;--ok:#35c28a;--warn:#ffc107;--err:#ff6b6b;--radius:12px}
*{box-sizing:border-box}
html{color-scheme:dark}
body{margin:0;font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);background:radial-gradient(1200px 600px at 10% -10%,#2a1f7a55,transparent),radial-gradient(900px 500px at 100% 110%,#0a86b455,transparent),var(--bg);min-height:100vh}
a{color:var(--cy);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:1.6rem;margin:0 0 .2rem}h2{font-size:1.1rem;margin:0 0 .8rem}
.mut{color:var(--mut)}.small{font-size:.85rem}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.top{display:flex;align-items:center;gap:1.2rem;padding:.7rem 1.4rem;background:#0b1126cc;border-bottom:1px solid var(--line);position:sticky;top:0;backdrop-filter:blur(8px);z-index:5;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.5rem;color:var(--text);font-weight:700}.brand img{height:30px}.brand:hover{text-decoration:none}
nav{display:flex;gap:.3rem;flex-wrap:wrap;flex:1}
nav a{color:var(--mut);padding:.4rem .8rem;border-radius:8px}nav a:hover{background:#ffffff10;text-decoration:none;color:var(--text)}nav a.on{background:#3b7bff33;color:#fff}
.me{display:flex;align-items:center;gap:.7rem;color:var(--mut)}
main{max-width:1120px;margin:0 auto;padding:1.4rem}
.head{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:1.2rem;flex-wrap:wrap}
.card{background:linear-gradient(180deg,var(--card),#0e1630);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem;margin-bottom:1.1rem}
.grid{display:grid;gap:1rem}.g4{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.stat{background:var(--card2);border:1px solid var(--line);border-radius:var(--radius);padding:.9rem 1rem}.stat b{display:block;font-size:1.8rem;line-height:1.1}.stat span{color:var(--mut);font-size:.85rem}
.stat.ok b{color:var(--ok)}.stat.warn b{color:var(--warn)}.stat.err b{color:var(--err)}
table{width:100%;border-collapse:collapse}th,td{padding:.55rem .6rem;text-align:left;border-bottom:1px solid #1d2a4a;vertical-align:middle}
th{color:var(--mut);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}tr:hover td{background:#ffffff06}
.tw{overflow-x:auto}
.badge{display:inline-block;padding:.1rem .6rem;border-radius:20px;font-size:.78rem;font-weight:600;border:1px solid transparent}
.b-active{background:#35c28a22;color:var(--ok);border-color:#35c28a55}.b-pending{background:#ffc10722;color:var(--warn);border-color:#ffc10755}
.b-blocked,.b-expired{background:#ff6b6b22;color:var(--err);border-color:#ff6b6b55}.b-free{background:#4de1ff22;color:var(--cy);border-color:#4de1ff55}.b-used{background:#8fa3d622;color:var(--mut);border-color:#8fa3d655}
.btn{display:inline-block;border:1px solid var(--line);background:var(--card2);color:var(--text);padding:.45rem .95rem;border-radius:9px;font:inherit;cursor:pointer}
.btn:hover{border-color:var(--pri);text-decoration:none}.btn.pri{background:linear-gradient(135deg,var(--pri),var(--pri2));border-color:#ffffff33;font-weight:600}
.btn.dan{border-color:#ff6b6b66;color:var(--err)}.btn.sm{padding:.2rem .6rem;font-size:.85rem}
form.inline{display:inline}
label{display:block;font-size:.85rem;color:var(--mut);margin:.7rem 0 .25rem}
input,select{width:100%;background:#0a1124;color:var(--text);border:1px solid var(--line);border-radius:9px;padding:.55rem .7rem;font:inherit}
input:focus,select:focus{outline:2px solid var(--pri);border-color:transparent}
.row{display:grid;gap:0 1rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.actions{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin-top:1rem}
.flash{padding:.7rem 1rem;border-radius:10px;margin-bottom:1rem;border:1px solid}.flash.ok{background:#35c28a1a;border-color:#35c28a66}.flash.err{background:#ff6b6b1a;border-color:#ff6b6b66}
.pager{display:flex;gap:.4rem;align-items:center;justify-content:center;margin-top:1rem;color:var(--mut)}
.filters{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1rem}.filters input{max-width:280px}.filters select{max-width:200px}
.center{min-height:100vh;display:grid;place-items:center;padding:1rem}.login{width:100%;max-width:400px}
.login img{height:70px;display:block;margin:0 auto .6rem}.login h1{text-align:center}
.newcode{font-size:2rem;letter-spacing:.2em;font-weight:700;color:var(--cy);text-align:center;padding:.6rem;border:1px dashed var(--cy);border-radius:12px;margin:.8rem 0}
.chart text{fill:var(--mut);font-size:10px}.chart rect.bar{fill:var(--pri)}.chart rect.zero{fill:#243457}
.qr{background:#fff;display:inline-block;padding:6px;border-radius:10px}.qr svg{display:block;width:200px;height:200px}
details summary{cursor:pointer;color:var(--cy)}
@media(max-width:640px){main{padding:.8rem}.top{padding:.6rem .8rem}th:nth-child(n+5),td:nth-child(n+5){display:none}}
.login p.small{text-align:center}.login .actions .btn.pri{width:100%}
.errbox{max-width:520px;margin:3rem auto;text-align:center}