/* UchatBot - Components */

/* Page Header */
.uc-page-header { display:flex; justify-content:space-between; align-items:flex-end; margin-bottom:24px; flex-wrap:wrap; gap:16px; }
.uc-page-title { font-size:28px; font-weight:700; color:#fff; letter-spacing:-0.02em; }
.uc-page-subtitle { font-size:14px; color:var(--uc-text-muted); margin-top:2px; }
.uc-page-actions { display:flex; gap:10px; flex-wrap:wrap; }

/* Cards */
.card { background:var(--uc-elevated); border:1px solid var(--uc-border); border-radius:var(--uc-radius-lg); overflow:hidden; }
.card-header { display:flex; justify-content:space-between; align-items:center; padding:16px 20px; border-bottom:1px solid var(--uc-border); }
.card-title { font-size:16px; font-weight:600; color:#fff; }
.card-body { padding:20px; }

/* Stats */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card { background:var(--uc-elevated); border:1px solid var(--uc-border); border-radius:var(--uc-radius-lg); padding:16px; }
.stat-card-top { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:10px; }
.stat-icon { width:40px; height:40px; border-radius:10px; display:flex; align-items:center; justify-content:center; }
.stat-icon.primary { background:var(--uc-primary-bg); color:var(--uc-primary); }
.stat-icon.success { background:var(--uc-success-bg); color:var(--uc-success); }
.stat-icon.warning { background:var(--uc-warning-bg); color:var(--uc-warning); }
.stat-icon.danger { background:var(--uc-danger-bg); color:var(--uc-danger); }
.stat-icon.info { background:var(--uc-info-bg); color:var(--uc-info); }
.stat-icon.purple { background:var(--uc-purple-bg); color:var(--uc-purple); }
.stat-icon.orange { background:var(--uc-orange-bg); color:var(--uc-orange); }
.stat-trend { font-size:10px; font-weight:700; padding:2px 8px; border-radius:20px; }
.stat-trend.up { background:var(--uc-success-bg); color:var(--uc-success); }
.stat-trend.down { background:var(--uc-danger-bg); color:var(--uc-danger); }
.stat-trend.stable { background:rgba(255,255,255,.05); color:var(--uc-text-muted); }
.stat-label { font-size:12px; font-weight:600; color:var(--uc-text-muted); text-transform:uppercase; letter-spacing:0.5px; }
.stat-value { font-size:24px; font-weight:700; color:#fff; letter-spacing:-0.01em; }

/* Buttons */
.btn { display:inline-flex; align-items:center; gap:6px; padding:9px 16px; border-radius:var(--uc-radius); font-size:13px; font-weight:500; border:none; cursor:pointer; transition:all .2s; text-decoration:none; white-space:nowrap; font-family:inherit; }
.btn-primary { background:var(--uc-primary); color:#fff; }
.btn-primary:hover { background:var(--uc-primary-hover); color:#fff; }
.btn-success { background:var(--uc-success); color:#fff; }
.btn-success:hover { opacity:.9; color:#fff; }
.btn-warning { background:var(--uc-warning); color:#000; }
.btn-danger { background:var(--uc-danger); color:#fff; }
.btn-danger:hover { opacity:.9; color:#fff; }
.btn-secondary { background:var(--uc-elevated); color:var(--uc-text); border:1px solid var(--uc-border); }
.btn-secondary:hover { background:var(--uc-surface); color:#fff; }
.btn-outline { background:transparent; border:1px solid var(--uc-border); color:var(--uc-text); }
.btn-outline:hover { background:var(--uc-elevated); border-color:var(--uc-primary); color:#fff; }
.btn-sm { padding:6px 12px; font-size:12px; }
.btn-group { display:flex; gap:8px; flex-wrap:wrap; }

/* Forms */
.form-group { margin-bottom:16px; }
.form-label { display:block; font-size:12px; font-weight:600; margin-bottom:6px; color:var(--uc-text-muted); text-transform:uppercase; letter-spacing:0.5px; }
.form-control { width:100%; padding:9px 14px; background:var(--uc-surface); border:1px solid var(--uc-border); border-radius:var(--uc-radius); color:var(--uc-text); font-size:14px; font-family:inherit; transition:border-color .2s; }
.form-control:focus { outline:none; border-color:var(--uc-primary); box-shadow:0 0 0 3px var(--uc-primary-bg); }
.form-control::placeholder { color:var(--uc-text-dim); }
textarea.form-control { resize:vertical; min-height:80px; }
select.form-control { appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 12px center; padding-right:36px; }
.form-hint { font-size:12px; color:var(--uc-text-dim); margin-top:4px; }
input[type="checkbox"] { width:16px; height:16px; accent-color:var(--uc-primary); cursor:pointer; }

/* Badges */
.badge { display:inline-block; padding:3px 10px; border-radius:20px; font-size:10px; font-weight:700; white-space:nowrap; text-transform:uppercase; letter-spacing:0.3px; }
.badge-primary { background:var(--uc-primary-bg); color:var(--uc-primary); }
.badge-success { background:var(--uc-success-bg); color:var(--uc-success); }
.badge-warning { background:var(--uc-warning-bg); color:var(--uc-warning); }
.badge-danger { background:var(--uc-danger-bg); color:var(--uc-danger); }
.badge-info { background:var(--uc-info-bg); color:var(--uc-info); }

/* Tables */
.table-container { overflow-x:auto; }
table { width:100%; border-collapse:collapse; }
thead { background:var(--uc-surface); }
th { padding:12px 20px; font-size:11px; font-weight:700; color:var(--uc-text-dim); text-transform:uppercase; letter-spacing:0.5px; text-align:left; }
td { padding:14px 20px; font-size:14px; border-bottom:1px solid var(--uc-border); }
tr:hover { background:rgba(13,17,23,.5); transition:background .15s; }

/* Alerts */
.alert { padding:12px 16px; border-radius:var(--uc-radius); margin-bottom:16px; font-size:14px; display:flex; align-items:center; gap:8px; }
.alert-success { background:var(--uc-success-bg); color:var(--uc-success); border:1px solid rgba(63,185,80,.2); }
.alert-danger { background:var(--uc-danger-bg); color:var(--uc-danger); border:1px solid rgba(248,81,73,.2); }
.alert-warning { background:var(--uc-warning-bg); color:var(--uc-warning); border:1px solid rgba(210,153,34,.2); }
.alert-info { background:var(--uc-info-bg); color:var(--uc-info); border:1px solid rgba(162,201,255,.2); }

/* Modals */
.modal-backdrop { display:none; position:fixed; inset:0; background:rgba(0,0,0,.7); z-index:1000; align-items:center; justify-content:center; padding:20px; }
.modal-backdrop.active { display:flex; }
.modal { background:var(--uc-elevated); border:1px solid var(--uc-border); border-radius:var(--uc-radius-lg); width:100%; max-width:560px; max-height:90vh; overflow-y:auto; box-shadow:0 8px 32px rgba(0,0,0,.5); }
.modal-header { display:flex; justify-content:space-between; align-items:center; padding:18px 20px; border-bottom:1px solid var(--uc-border); }
.modal-header h3 { font-size:16px; font-weight:600; color:#fff; }
.modal-body { padding:20px; }
.modal-footer { display:flex; justify-content:flex-end; gap:10px; padding:16px 20px; border-top:1px solid var(--uc-border); }
.close-btn { background:none; border:none; color:var(--uc-text-muted); font-size:20px; cursor:pointer; line-height:1; padding:4px; }
.close-btn:hover { color:#fff; }

/* Grids */
.grid-2 { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }

/* List items */
.list-item { display:flex; justify-content:space-between; align-items:center; padding:12px 16px; background:var(--uc-surface); border-radius:var(--uc-radius); margin-bottom:8px; border:1px solid var(--uc-border); transition:border-color .2s; }
.list-item:hover { border-color:var(--uc-primary); }
.list-item-info { flex:1; min-width:0; }
.list-item-info strong { display:block; margin-bottom:2px; color:#fff; font-size:14px; }
.list-item-info small { color:var(--uc-text-muted); font-size:12px; }
.list-item-actions { display:flex; gap:6px; flex-shrink:0; margin-left:12px; }

/* Tabs */
.tabs { display:flex; gap:4px; border-bottom:1px solid var(--uc-border); margin-bottom:20px; overflow-x:auto; }
.tab { padding:10px 18px; font-size:13px; font-weight:500; color:var(--uc-text-muted); border-bottom:2px solid transparent; cursor:pointer; white-space:nowrap; background:none; border-top:none; border-left:none; border-right:none; transition:all .2s; font-family:inherit; }
.tab:hover { color:var(--uc-text); }
.tab.active { color:var(--uc-primary); border-bottom-color:var(--uc-primary); }

/* Status */
.status-indicator { display:inline-flex; align-items:center; gap:6px; padding:6px 14px; border-radius:20px; font-size:13px; font-weight:500; }
.status-connected { background:var(--uc-success-bg); color:var(--uc-success); }
.status-disconnected { background:var(--uc-danger-bg); color:var(--uc-danger); }

/* Login */
.login-container { min-height:100vh; display:flex; align-items:center; justify-content:center; padding:20px; background:var(--uc-bg); }
.login-card { background:var(--uc-elevated); border:1px solid var(--uc-border); border-radius:var(--uc-radius-lg); padding:40px; width:100%; max-width:400px; box-shadow:0 8px 32px rgba(0,0,0,.4); }
.login-logo { text-align:center; margin-bottom:28px; }
.login-logo h1 { font-size:22px; font-weight:800; color:#fff; }
.login-logo small { display:block; font-size:10px; color:var(--uc-text-dim); text-transform:uppercase; letter-spacing:0.1em; margin-top:2px; }
.login-logo p { color:var(--uc-text-muted); font-size:14px; margin-top:8px; }

/* Empty state */
.empty-state { text-align:center; padding:40px 20px; color:var(--uc-text-muted); }
.empty-state p { font-size:14px; }

/* QR Code */
.qr-container { display:flex; align-items:center; justify-content:center; min-height:200px; }
.qr-container img { max-width:280px; border-radius:8px; }

/* Utilities */
.mt-1{margin-top:8px} .mt-2{margin-top:16px} .mt-3{margin-top:24px}
.mb-1{margin-bottom:8px} .mb-2{margin-bottom:16px} .mb-3{margin-bottom:24px}
.text-center{text-align:center} .text-muted{color:var(--uc-text-muted)}
.text-success{color:var(--uc-success)} .text-danger{color:var(--uc-danger)}
.d-flex{display:flex} .gap-2{gap:16px} .flex-wrap{flex-wrap:wrap}
.align-center{align-items:center} .justify-between{justify-content:space-between}
.hidden{display:none!important}

/* Responsive */
@media(max-width:1024px){.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr 1fr}}
@media(max-width:768px){
  .grid-3{grid-template-columns:1fr}
  .uc-page-header{flex-direction:column;align-items:flex-start}
  .stats-grid{grid-template-columns:1fr 1fr}
  table{font-size:12px} th,td{padding:8px 12px}
  .modal{max-width:100%;margin:10px}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr}
  .login-card{padding:24px}
  .btn-group{flex-direction:column}
}