/* === Main styles === */
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,sans-serif;background:#0d1117;color:#e6edf3;display:flex;height:100vh;overflow:hidden}
#sidebar{width:240px;background:#111827;display:flex;flex-direction:column;flex-shrink:0;border-right:1px solid #21262d}
#sidebar .logo{padding:20px;border-bottom:1px solid #21262d;display:flex;align-items:center;gap:10px}
#sidebar nav a{display:flex;align-items:center;gap:10px;padding:9px 16px;font-size:13px;color:#8b949e;text-decoration:none;cursor:pointer;border-left:3px solid transparent}
#sidebar nav a:hover,#sidebar nav a.active{color:#e6edf3;background:#1a2230;border-left-color:#00bcd4}
#sidebar .user-section{padding:12px;border-top:1px solid #21262d;font-size:12px;color:#8b949e;display:flex;align-items:center;justify-content:space-between}
#main{flex:1;display:flex;flex-direction:column;overflow:hidden}
#topbar{background:#111827;border-bottom:1px solid #21262d;padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between}
#content{flex:1;overflow-y:auto;padding:24px}
.card{background:#1a2230;border:1px solid #21262d;border-radius:8px;padding:20px;margin-bottom:16px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:24px}
.stat-card{background:#1a2230;border:1px solid #21262d;border-radius:8px;padding:16px}
.stat-card .value{font-size:28px;font-weight:700;color:#e6edf3}
.stat-card .label{font-size:12px;color:#8b949e}.stat-card-link:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,0.15);transition:transform 0.15s,box-shadow 0.15s}
.btn{padding:8px 14px;border-radius:6px;border:none;cursor:pointer;font-size:13px;font-weight:500}
.btn-primary{background:#00bcd4;color:#0d1117}
.btn-outline{background:transparent;border:1px solid #30363d;color:#e6edf3}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;padding:10px 12px;color:#8b949e;border-bottom:1px solid #21262d;font-weight:500;font-size:12px}
td{padding:10px 12px;border-bottom:1px solid #161b22}
.badge{display:inline-flex;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:500}
.badge-green{background:#0d2818;color:#22c55e}.badge-amber{background:#2d1f00;color:#f59e0b}.badge-red{background:#2d0f0f;color:#ef4444}.badge-blue{background:#0d1a2d;color:#1e88e5}.badge-gray{background:#21262d;color:#8b949e}
input,select,textarea{background:#0d1117;border:1px solid #30363d;border-radius:6px;color:#e6edf3;padding:8px 10px;font-size:13px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:#00bcd4}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:12px;color:#8b949e;margin-bottom:5px}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:100}
.modal{background:#1a2230;border:1px solid #30363d;border-radius:10px;width:520px;max-width:95vw;max-height:90vh;overflow-y:auto}
.modal-header{padding:18px 20px;border-bottom:1px solid #21262d;display:flex;align-items:center;justify-content:space-between}
.modal-body{padding:20px}.modal-footer{padding:12px 20px;border-top:1px solid #21262d;display:flex;gap:8px;justify-content:flex-end}
.key-mono{font-family:monospace;font-size:12px;background:#0d1117;padding:4px 8px;border-radius:4px;color:#00bcd4}
.page{display:none}.page.active{display:block}
#login-page{position:fixed;inset:0;background:#0d1117;display:flex;align-items:center;justify-content:center;z-index:200}
.login-box{background:#1a2230;border:1px solid #21262d;border-radius:10px;padding:36px;width:380px}
.alert-error{background:#2d0f0f;border:1px solid rgba(239,68,68,.2);color:#ef4444;padding:10px 12px;border-radius:6px;font-size:13px;margin-bottom:12px}

/* ===== MOBILE RESPONSIVE STYLES ===== */
#hamburger-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;color:#e6edf3;font-size:20px;line-height:1}
#sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:49}
@media(max-width:768px){
  body{overflow-x:hidden}
  #hamburger-btn{display:flex;align-items:center;justify-content:center;margin-right:8px}
  #sidebar{position:fixed;top:0;left:-260px;height:100vh;width:240px;z-index:50;transition:left 0.25s ease;overflow-y:auto}
  #sidebar.open{left:0}
  #sidebar-overlay.open{display:block}
  #main{width:100vw}
  #topbar{padding:0 12px;height:52px;gap:8px}
  #topbar h1,#page-title{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
  #topbar>div{gap:6px;flex-shrink:0}
  #topbar input[type=text],#topbar input[type=search]{display:none}
  #content{padding:12px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .stat-card .value{font-size:22px}
  .card{padding:14px}
  .table-responsive{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:6px}
  table{min-width:500px}
  .modal{width:95vw;margin:8px}
  .btn{padding:7px 10px;font-size:12px}
  .btn-primary{white-space:nowrap}
  #add-new-btn{font-size:12px;padding:6px 10px}
  .key-mono{word-break:break-all;font-size:11px}
  .login-box{width:95vw;padding:24px 16px}
  #topbar .region-select{display:none}
}
@media(max-width:480px){
  .stat-grid{grid-template-columns:1fr 1fr}
  #page-title{max-width:140px;font-size:13px}
  #topbar>div>input{display:none}
}

/* === Edit/Delete button styles === */
.icon-btn{background:none;border:none;cursor:pointer;font-size:15px;padding:2px 5px;border-radius:4px;transition:background .15s;}
.edit-btn{color:#4da6ff;}.edit-btn:hover{background:rgba(77,166,255,.15);}
.del-btn{color:#ff6b6b;}.del-btn:hover{background:rgba(255,107,107,.15);}