*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#0b0f15;--surface:rgba(22,27,34,0.85);--border:rgba(255,255,255,0.06);
    --text:#e0e4ea;--text-dim:#8b949e;--text-muted:#6e7681;
    --accent:#1f6feb;--accent-hover:#388bfd;--danger:#f85149;--success:#3fb950;
    --radius:12px;--radius-sm:8px;--font:'Inter',sans-serif;
    --sidebar-w:240px
}
html{font-size:16px}
body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;line-height:1.5;min-height:100vh}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 50% -20%,rgba(31,111,235,0.08),transparent 60%),radial-gradient(ellipse 60% 50% at 80% 80%,rgba(31,111,235,0.04),transparent 60%);pointer-events:none;z-index:0}

.container{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:16px;position:relative;z-index:1;flex-direction:column;gap:16px}
.glass-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:36px 32px;width:100%;max-width:440px;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);transition:transform .3s,box-shadow .3s}
.glass-card:hover{box-shadow:0 0 60px rgba(31,111,235,0.06)}

.title{font-size:22px;font-weight:700;color:#fff;text-align:center;letter-spacing:-0.3px}
.subtitle{font-size:13px;color:var(--text-dim);text-align:center;margin-top:6px;margin-bottom:20px}

.mode-tabs{display:flex;gap:4px;margin-bottom:20px;background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px}
.mode-tab{flex:1;padding:10px 16px;background:transparent;border:none;border-radius:6px;color:var(--text-dim);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:all .2s;text-align:center}
.mode-tab.active{background:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(31,111,235,0.3)}
.mode-tab:hover:not(.active){color:var(--text);background:rgba(255,255,255,0.04)}

.batch-input{display:block;width:100%;padding:12px 14px;background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:'SF Mono','Cascadia Code','Consolas',monospace;font-size:13px;resize:vertical;outline:none;line-height:1.7;transition:border-color .2s,box-shadow .2s;min-height:100px}
.batch-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(31,111,235,0.15)}
.batch-input::placeholder{color:var(--text-muted)}

.input-group{display:flex;gap:8px}
.code-input{flex:1;padding:10px 14px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-sm);color:var(--text);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s}
.code-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(31,111,235,0.15)}
.code-input::placeholder{color:var(--text-muted)}

.btn-primary{padding:10px 20px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:background .2s,transform .1s;white-space:nowrap}
.btn-primary:hover{background:var(--accent-hover)}
.btn-primary:active{transform:scale(0.97)}

.btn-sm-primary{padding:6px 14px!important;font-size:12px!important}

.btn-secondary{padding:9px 18px;background:rgba(255,255,255,0.06);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:background .2s}
.btn-secondary:hover{background:rgba(255,255,255,0.1)}

.btn-danger-outline{color:var(--danger)!important;border-color:rgba(248,81,73,0.25)!important;background:rgba(248,81,73,0.06)!important}
.btn-danger-outline:hover{background:rgba(248,81,73,0.14)!important}

.btn-sm-warn{padding:6px 14px!important;font-size:12px!important;color:#d29922!important;border-color:rgba(191,135,0,0.25)!important;background:rgba(191,135,0,0.06)!important}
.btn-sm-warn:hover{background:rgba(191,135,0,0.14)!important}

.result-area{margin-top:20px}
.result-divider{height:1px;background:var(--border);margin-bottom:18px}
.result-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid rgba(255,255,255,0.03);margin-bottom:4px}
.result-label{font-size:12px;color:var(--text-muted);white-space:nowrap;margin-right:12px;min-width:fit-content}
.result-value{font-size:13px;color:var(--text);word-break:break-all;font-family:'SF Mono','Cascadia Code','Consolas',monospace;text-align:right}
.result-full{background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;font-size:12px;font-family:'SF Mono','Cascadia Code','Consolas',monospace;color:var(--text);word-break:break-all;margin-bottom:12px}

.result-field{margin-bottom:16px}
.result-field > .result-label{font-size:11px;color:var(--text-muted);margin-bottom:6px;display:block;text-transform:none}
.result-textarea{display:block;width:100%;padding:12px 14px;background:rgba(255,255,255,0.025);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:'SF Mono','Cascadia Code','Consolas',monospace;font-size:13px;resize:vertical;outline:none;line-height:1.6;transition:border-color .2s}
.result-textarea:focus{border-color:var(--accent)}
.token-area{background:rgba(31,111,235,0.03);border-color:rgba(31,111,235,0.12);font-size:14px}
.copy-row{display:flex;gap:8px;margin-top:8px}
.copy-btn{display:inline-block;padding:8px 16px;background:rgba(31,111,235,0.12);color:var(--accent);border:1px solid rgba(31,111,235,0.2);border-radius:var(--radius-sm);font-size:12px;font-weight:500;font-family:inherit;cursor:pointer;transition:all .2s}
.copy-btn:hover{background:rgba(31,111,235,0.2);border-color:rgba(31,111,235,0.35)}
.copy-btn.copied{background:rgba(63,185,80,0.15);color:var(--success);border-color:rgba(63,185,80,0.3)}
.result-meta{margin-top:8px}

.batch-result-item{padding:14px;margin-bottom:10px;border-radius:var(--radius-sm);border:1px solid var(--border)}
.batch-result-item.batch-ok{background:rgba(63,185,80,0.03);border-color:rgba(63,185,80,0.12)}
.batch-result-item.batch-fail{background:rgba(248,81,73,0.03);border-color:rgba(248,81,73,0.12)}
.batch-result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.batch-result-code{font-family:'SF Mono','Cascadia Code','Consolas',monospace;font-size:12px;color:var(--text);word-break:break-all}
.batch-badge{padding:2px 8px;border-radius:4px;font-size:10px;font-weight:600;white-space:nowrap;margin-left:8px}
.batch-badge-ok{background:rgba(63,185,80,0.15);color:var(--success)}
.batch-badge-fail{background:rgba(248,81,73,0.15);color:var(--danger)}
.batch-reused{font-size:11px;color:#d29922;margin-bottom:6px}
.batch-error-msg{font-size:12px;color:var(--danger);margin-top:4px}
.batch-meta-item{display:inline-block;font-size:11px;color:var(--text-dim);margin-right:12px;margin-top:4px}
.copy-btn-sm{padding:5px 12px!important;font-size:11px!important}
.batch-summary{text-align:center;font-size:13px;font-weight:600;color:var(--text);padding:10px 0 0}

.reused-badge{display:inline-block;padding:3px 8px;background:rgba(191,135,0,0.15);color:#d29922;border:1px solid rgba(191,135,0,0.3);border-radius:4px;font-size:11px;font-weight:600;margin-bottom:8px}

.error-box{background:rgba(248,81,73,0.08);border:1px solid rgba(248,81,73,0.2);color:var(--danger);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-top:12px}

.spinner{width:36px;height:36px;border:3px solid rgba(255,255,255,0.08);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto 14px}
@keyframes spin{to{transform:rotate(360deg)}}

.spinner-sm{width:18px;height:18px;border:2px solid rgba(255,255,255,0.08);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}
.loading-box{display:flex;align-items:center;gap:10px;justify-content:center;padding:18px 0 6px;color:var(--text-dim);font-size:13px}
.loading-text{text-align:center;font-size:13px;color:var(--text-dim)}

.loading-area{padding:24px;text-align:center;animation:fadeIn .2s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.admin-login-card{max-width:380px}
.admin-login-card .field{margin-bottom:14px}
.admin-login-card label{display:block;font-size:12px;font-weight:500;color:var(--text-dim);margin-bottom:5px}
.admin-login-card .code-input{width:100%}
.inline-error{background:rgba(248,81,73,0.08);border:1px solid rgba(248,81,73,0.2);color:var(--danger);padding:8px 12px;border-radius:var(--radius-sm);font-size:12px;margin-bottom:12px}

.inline-msg{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-top:12px}
.inline-msg.success{background:rgba(63,185,80,0.08);border:1px solid rgba(63,185,80,0.2);color:var(--success)}
.inline-msg.error{background:rgba(248,81,73,0.08);border:1px solid rgba(248,81,73,0.2);color:var(--danger)}

.admin-layout{display:flex;min-height:100vh;position:relative;z-index:1}
.sidebar{width:var(--sidebar-w);background:rgba(13,17,23,0.95);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:10;overflow-y:auto}
.sidebar-brand{padding:24px 20px 18px;border-bottom:1px solid var(--border)}
.sidebar-logo{font-size:16px;font-weight:700;color:#fff;letter-spacing:-0.2px}
.sidebar-sub{font-size:11px;color:var(--text-muted);margin-top:2px}
.sidebar-nav{flex:1;padding:12px 10px}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text-dim);text-decoration:none;cursor:pointer;transition:all .15s;margin-bottom:2px;border:none;background:none;width:100%;text-align:left;font-family:inherit}
.nav-item:hover{background:rgba(255,255,255,0.04);color:var(--text)}
.nav-item.active{background:rgba(31,111,235,0.1);color:var(--accent)}
.nav-icon{font-size:10px;opacity:0.7}
.sidebar-footer{padding:12px 10px;border-top:1px solid var(--border)}
.logout-link{color:var(--text-dim)!important}
.logout-link:hover{color:var(--danger)!important;background:rgba(248,81,73,0.08)!important}

.main-content{flex:1;margin-left:var(--sidebar-w);padding:32px 36px;max-width:1100px}
.section-title{font-size:20px;font-weight:700;color:#fff;margin-bottom:24px;letter-spacing:-0.2px}

.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}
.stats-grid-4{grid-template-columns:repeat(4,1fr)}
.stat-card{background:rgba(22,27,34,0.7);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:border-color .2s}
.stat-card:hover{border-color:rgba(31,111,235,0.25)}
.stat-value{font-size:28px;font-weight:700;color:#fff;letter-spacing:-0.5px}
.stat-value.accent-green{color:var(--success)}
.stat-value.accent-red{color:var(--danger)}
.stat-value.accent-dim{color:var(--text-dim)}
.stat-label{font-size:12px;color:var(--text-dim);margin-top:4px}

.panel-box{background:rgba(22,27,34,0.7);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:20px}
.panel-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}

.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:16px}
.field{display:flex;flex-direction:column}
.field label{font-size:12px;font-weight:500;color:var(--text-dim);margin-bottom:5px}
.field .hint{font-size:11px;color:var(--text-muted);margin-top:4px}
.field-input,.import-area{width:100%;padding:9px 13px;background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:13px;font-family:inherit;outline:none;transition:border-color .2s}
.field-input:focus,.import-area:focus{border-color:var(--accent)}
.field-input::placeholder{color:var(--text-muted)}
.import-area{resize:vertical;min-height:100px;font-family:'SF Mono','Cascadia Code','Consolas',monospace;font-size:12px}

.table-toolbar{display:flex;gap:10px;margin-bottom:14px}
.search-input{flex:1;max-width:320px}

.table-wrap{overflow-x:auto}
.data-table{width:100%;border-collapse:collapse;font-size:13px}
.data-table th{padding:10px 14px;text-align:left;font-weight:600;color:var(--text-dim);font-size:11px;text-transform:uppercase;letter-spacing:0.5px;border-bottom:1px solid var(--border);white-space:nowrap}
.data-table td{padding:10px 14px;border-bottom:1px solid rgba(255,255,255,0.03);color:var(--text);white-space:nowrap}
.data-table tr:hover td{background:rgba(31,111,235,0.03)}
.data-table .mono{font-family:'SF Mono','Cascadia Code','Consolas',monospace;font-size:12px}
.data-table .truncate{max-width:180px;overflow:hidden;text-overflow:ellipsis;display:inline-block;vertical-align:middle}
.data-table .badge{padding:3px 8px;border-radius:4px;font-size:11px;font-weight:600}
.data-table .badge-available{background:rgba(63,185,80,0.12);color:var(--success)}
.data-table .badge-used{background:rgba(31,111,235,0.12);color:var(--accent)}
.data-table .btn-sm{padding:4px 12px;font-size:11px;background:rgba(248,81,73,0.1);color:var(--danger);border:1px solid rgba(248,81,73,0.2);border-radius:4px;cursor:pointer;font-family:inherit;transition:all .15s}
.data-table .btn-sm:hover{background:rgba(248,81,73,0.2)}
.data-table .btn-check{padding:4px 12px;font-size:11px;background:rgba(31,111,235,0.1);color:var(--accent);border:1px solid rgba(31,111,235,0.2);border-radius:4px;cursor:pointer;font-family:inherit;transition:all .15s}
.data-table .btn-check:hover{background:rgba(31,111,235,0.2)}

.pagination{display:flex;align-items:center;gap:6px;margin-top:14px}
.pagination button{padding:6px 12px;background:rgba(255,255,255,0.04);border:1px solid var(--border);border-radius:4px;color:var(--text-dim);font-size:12px;cursor:pointer;font-family:inherit;transition:all .15s}
.pagination button:hover:not(:disabled){background:rgba(255,255,255,0.08);color:var(--text)}
.pagination button:disabled{opacity:0.3;cursor:default}
.pagination .page-info{font-size:12px;color:var(--text-muted);margin:0 8px}

.footer-link{display:block;text-align:center;font-size:12px;color:var(--text-muted);text-decoration:none;padding:8px 0;transition:color .2s}
.footer-link:hover{color:var(--accent)}

.gen-result{margin-top:16px}
.gen-result-header{font-size:13px;font-weight:600;color:var(--text);margin-bottom:8px}
.gen-result-text{width:100%;padding:12px;background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:'SF Mono','Cascadia Code','Consolas',monospace;font-size:13px;resize:vertical;outline:none;line-height:1.7}

@media (max-width:768px){
    .sidebar{width:200px;--sidebar-w:200px}
    .main-content{padding:20px}
    .stats-grid{grid-template-columns:repeat(2,1fr)}
    .form-row{grid-template-columns:1fr}
}

@media (max-width:600px){
    .sidebar{display:none}
    .main-content{margin-left:0;padding:16px}
    .glass-card{padding:24px 20px}
    .input-group{flex-direction:column}
    .btn-primary{width:100%}
    .stats-grid{grid-template-columns:1fr 1fr}
}