/* Master Admin — Dark theme (extends kucasino admin style) */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2333;
  --bg-input: #0d1117;
  --accent: #f5c518;
  --accent-hover: #e6b800;
  --success: #2ea043;
  --danger: #f85149;
  --warning: #d29922;
  --info: #1f6feb;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --border: #30363d;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); cursor: pointer; text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ---- HEADER ---- */
#header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  height: 56px;
}
.header-inner {
  width: 100%; padding: 0 20px;
  display: flex; align-items: center; height: 100%; gap: 12px;
}
.logo-text {
  font-size: 16px; font-weight: 700; color: var(--accent);
  cursor: pointer; white-space: nowrap;
}
.nav { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.nav-left { display: flex; align-items: center; gap: 4px; margin-left: 32px; flex-wrap: wrap; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 8px 16px; border: none; border-radius: var(--radius);
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: all .15s;
}
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 11px; }
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-outline { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: #000; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #da3633; }
.btn-warning { background: var(--warning); color: #000; }
.btn-info { background: var(--info); color: #fff; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text-muted); }
.btn-ghost:hover { border-color: var(--text); color: var(--text); }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---- MAIN ---- */
#content {
  width: 100%; margin-top: 56px; padding: 20px;
  min-height: calc(100vh - 56px);
  max-width: 1400px;
}
@media (min-width: 1400px) { #content { margin-left: auto; margin-right: auto; } }

/* ---- CARDS ---- */
.card {
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--border); padding: 20px; margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; color: var(--accent); }
.card-subtitle { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }

/* ---- FORMS ---- */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 10px 12px; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text); font-size: 14px; outline: none;
}
.form-input:focus { border-color: var(--accent); }
select.form-input { appearance: none; }
.form-error { color: var(--danger); font-size: 12px; margin-top: 4px; }
.form-msg { text-align: center; margin: 12px 0; font-size: 14px; }
.form-msg.success { color: var(--success); }
.form-msg.error { color: var(--danger); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

/* ---- TABLES ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; white-space: nowrap; background: var(--bg-secondary); }
td { color: var(--text); }
tr:hover td { background: rgba(255,255,255,.03); }

/* ---- BADGES ---- */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 12px;
  font-size: 11px; font-weight: 600;
}
.badge-active, .badge-ok { background: #2ea043; color: #fff; }
.badge-disabled, .badge-error { background: #f85149; color: #fff; }
.badge-warning { background: #d29922; color: #000; }
.badge-info { background: #1f6feb; color: #fff; }
.badge-critical { background: #f85149; color: #fff; }
.badge-deposit { background: #2ea043; color: #fff; }
.badge-withdraw { background: #d29922; color: #000; }
.badge-pending { background: #d29922; color: #000; }
.badge-approved, .badge-completed { background: #2ea043; color: #fff; }
.badge-rejected { background: #f85149; color: #fff; }

/* ---- STATS GRID ---- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 24px; }
.stat-card {
  background: var(--bg-card); border-radius: var(--radius);
  padding: 16px; text-align: center; border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.stat-value { font-size: 28px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.stat-sub { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* ---- ALERT BANNER ---- */
.alert-banner {
  background: rgba(248, 81, 73, .12); border: 1px solid var(--danger);
  border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px;
  display: flex; align-items: center; gap: 12px;
}
.alert-banner.warning { background: rgba(210,153,34,.12); border-color: var(--warning); }
.alert-banner.info { background: rgba(31,111,235,.12); border-color: var(--info); }

/* ---- MODAL ---- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.7);
  z-index: 1000; display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; width: 100%; max-width: 560px; max-height: 90vh;
  overflow-y: auto; box-shadow: 0 8px 32px rgba(0,0,0,.5);
}
.modal-header {
  padding: 20px 24px 0; display: flex; align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 16px; font-weight: 700; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 20px; cursor: pointer; line-height: 1; }
.modal-body { padding: 20px 24px; }
.modal-footer { padding: 0 24px 20px; display: flex; gap: 8px; justify-content: flex-end; }

/* ---- FILTERS ---- */
.filters { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
.filters select, .filters input { font-size: 13px; }
.filter-label { font-size: 12px; color: var(--text-muted); }

/* ---- SERVER CARDS ---- */
.server-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; margin-bottom: 24px; }
.server-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow);
}
.server-card.disabled { opacity: .6; }
.server-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.server-card-name { font-weight: 700; font-size: 15px; }
.server-card-meta { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; }
.server-card-actions { display: flex; gap: 6px; margin-top: 12px; }

/* ---- PAGINATION ---- */
.pagination { display: flex; gap: 4px; justify-content: center; margin-top: 16px; flex-wrap: wrap; }
.pagination button { padding: 5px 10px; font-size: 12px; }
.pagination .active { background: var(--accent); color: #000; border-color: var(--accent); }

/* ---- DANGER ZONE ---- */
.danger-card {
  background: rgba(248,81,73,.06); border: 1px solid rgba(248,81,73,.3);
  border-radius: var(--radius); padding: 20px; margin-bottom: 16px;
}
.danger-card-title { font-size: 14px; font-weight: 700; color: var(--danger); margin-bottom: 8px; }
.danger-confirm-input { border-color: var(--danger) !important; }

/* ---- LOADING ---- */
.loading { text-align: center; padding: 40px; color: var(--text-muted); }
.spinner {
  width: 32px; height: 32px; border: 3px solid var(--border);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin .8s linear infinite; margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- ALERT ROWS ---- */
.alert-row-critical td { background: rgba(248,81,73,.06); }
.alert-row-warning td { background: rgba(210,153,34,.06); }

/* ---- DIVIDER ---- */
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

/* ---- SIDEBAR NAV (desktop left sidebar) ---- */
#app { display: flex; flex-direction: column; min-height: 100vh; }
.page-layout { display: flex; }
#sidebar {
  width: 220px; min-width: 220px; background: var(--bg-secondary);
  border-right: 1px solid var(--border); position: fixed;
  top: 56px; left: 0; bottom: 0; overflow-y: auto; padding: 12px 0;
  z-index: 50;
}
.sidebar-group { padding: 4px 0; }
.sidebar-label {
  font-size: 10px; color: var(--text-muted); font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  padding: 12px 16px 4px;
}
.sidebar-item {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 16px; font-size: 14px; color: var(--text-muted);
  cursor: pointer; transition: all .1s; border: none; background: none;
  width: 100%; text-align: left;
}
.sidebar-item:hover { background: var(--bg-primary); color: var(--text); }
.sidebar-item.active { background: rgba(245,197,24,.1); color: var(--accent); }
.sidebar-icon { width: 16px; text-align: center; }
.sidebar-badge {
  margin-left: auto; background: var(--danger); color: #fff;
  font-size: 10px; font-weight: 700; padding: 1px 6px; border-radius: 10px;
  min-width: 18px; text-align: center;
}

#main-content {
  margin-left: 220px; margin-top: 56px; padding: 20px; flex: 1;
  max-width: calc(100vw - 220px);
}

@media (max-width: 768px) {
  #sidebar { display: none; }
  #main-content { margin-left: 0; max-width: 100%; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .server-grid { grid-template-columns: 1fr; }
}

/* ---- MOBILE HEADER NAV ---- */
.mobile-menu-btn {
  display: none; background: none; border: none; color: var(--text);
  font-size: 22px; cursor: pointer; padding: 4px;
}
@media (max-width: 768px) {
  .mobile-menu-btn { display: block; }
}

/* ---- TABS ---- */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  padding: 10px 20px; font-size: 14px; font-weight: 600;
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--text-muted); cursor: pointer; transition: all .15s;
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-btn:hover { color: var(--text); }

/* ---- CONNECTION STATUS DOT ---- */
.status-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  margin-right: 6px;
}
.status-dot.ok { background: var(--success); }
.status-dot.error { background: var(--danger); }
.status-dot.unknown { background: var(--text-muted); }
.status-dot.checking { background: var(--warning); animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .3; } }

/* ---- EMPTY STATE ---- */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-muted); }
.empty-icon { font-size: 48px; margin-bottom: 12px; }
.empty-msg { font-size: 15px; }