/* ================================================================
   MARK — admin.css  |  Admin Control Panel Styles
================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #05060f;
  --bg2:      #090b18;
  --bg3:      #0e1022;
  --sidebar:  #070914;
  --purple:   #7c3aed;
  --purple-l: #9f67ff;
  --cyan:     #06b6d4;
  --green:    #22c55e;
  --yellow:   #f59e0b;
  --red:      #ef4444;
  --txt:      #f1f5f9;
  --txt2:     #94a3b8;
  --txt3:     #475569;
  --glass:    rgba(255,255,255,0.03);
  --glass-b:  rgba(255,255,255,0.07);
  --grad:     linear-gradient(135deg,#7c3aed,#06b6d4);
  --r:        12px;
  --ease:     all 0.25s cubic-bezier(0.4,0,0.2,1);
}

html, body { height: 100%; font-family: 'Inter', sans-serif; background: var(--bg); color: var(--txt); overflow: hidden; }

/* ── LOGIN ─────────────────────────────────────────────────────────────────── */
#login-screen {
  position: fixed; inset: 0; display: flex; align-items: center; justify-content: center;
  background: var(--bg); z-index: 1000;
}
.login-bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.login-orb { position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.2; }
.lo1 { width: 500px; height: 500px; background: #7c3aed; top: -100px; left: -100px; }
.lo2 { width: 400px; height: 400px; background: #06b6d4; bottom: -80px; right: -80px; }

.login-box {
  position: relative; z-index: 1;
  background: var(--bg3); border: 1px solid var(--glass-b);
  border-radius: 24px; padding: 48px 40px; width: 100%; max-width: 420px;
  box-shadow: 0 40px 100px rgba(0,0,0,0.6);
}
.login-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.login-logo span:last-child { font-family: 'Space Grotesk',sans-serif; font-size: 20px; font-weight: 700; }
.logo-m {
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--grad); display: grid; place-items: center;
  font-family: 'Space Grotesk',sans-serif; font-weight: 700; font-size: 20px; color: #fff;
}
.logo-m.sm { width: 32px; height: 32px; font-size: 16px; border-radius: 8px; }
.login-box h2 { font-family: 'Space Grotesk',sans-serif; font-size: 28px; font-weight: 700; margin-bottom: 6px; }
.login-sub { font-size: 14px; color: var(--txt2); margin-bottom: 32px; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.field label { font-size: 13px; font-weight: 500; color: var(--txt2); }
.field input, .form-input, .form-select, .form-textarea {
  width: 100%; padding: 12px 16px; background: var(--bg2); border: 1px solid var(--glass-b);
  border-radius: var(--r); color: var(--txt); font-size: 14px; font-family: 'Inter',sans-serif;
  outline: none; transition: var(--ease);
}
.field input:focus, .form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--purple); box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
}
.form-textarea { resize: vertical; min-height: 96px; }
.form-select { cursor: pointer; }
.mono { font-family: 'JetBrains Mono', monospace !important; font-size: 13px !important; }

.btn-login {
  width: 100%; padding: 14px; background: var(--grad); border: none; border-radius: 50px;
  color: #fff; font-size: 15px; font-weight: 600; cursor: pointer; transition: var(--ease);
  box-shadow: 0 0 30px rgba(124,58,237,0.35);
}
.btn-login:hover { box-shadow: 0 0 50px rgba(124,58,237,0.55); transform: translateY(-1px); }
.login-hint { font-size: 12px; color: var(--txt3); text-align: center; margin-top: 12px; }
.login-hint code { color: var(--purple-l); background: rgba(124,58,237,0.1); padding: 2px 8px; border-radius: 4px; }
.login-err { font-size: 13px; color: var(--red); text-align: center; margin-top: 12px; min-height: 20px; }

/* ── SHELL LAYOUT ───────────────────────────────────────────────────────────── */
#admin-shell { display: flex; height: 100vh; overflow: hidden; }

/* ── SIDEBAR ─────────────────────────────────────────────────────────────────── */
.sidebar {
  width: 240px; flex-shrink: 0; background: var(--sidebar);
  border-right: 1px solid var(--glass-b);
  display: flex; flex-direction: column; padding: 24px 16px; gap: 4px;
  overflow-y: auto;
}
.sb-logo {
  display: flex; align-items: center; gap: 10px; padding: 4px 8px; margin-bottom: 28px;
}
.sb-brand { font-family: 'Space Grotesk',sans-serif; font-size: 16px; font-weight: 700; color: var(--txt); }
.sb-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.sb-item {
  display: flex; align-items: center; gap: 10px; padding: 11px 14px; border-radius: 10px;
  background: transparent; border: none; color: var(--txt2); font-size: 14px; font-weight: 500;
  cursor: pointer; transition: var(--ease); text-align: left; position: relative;
}
.sb-item:hover  { background: var(--glass); color: var(--txt); }
.sb-item.active { background: rgba(124,58,237,0.15); color: var(--txt); border: 1px solid rgba(124,58,237,0.25); }
.sb-icon { font-size: 16px; width: 20px; text-align: center; flex-shrink: 0; }
.sb-badge {
  margin-left: auto; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 50px;
  background: var(--purple); color: #fff;
}
.sb-badge.warn { background: var(--red); }
.sb-logout {
  margin-top: auto; padding: 10px 14px; background: var(--glass); border: 1px solid var(--glass-b);
  border-radius: 10px; color: var(--txt2); font-size: 13px; cursor: pointer; transition: var(--ease);
}
.sb-logout:hover { color: var(--red); border-color: rgba(239,68,68,0.3); }

/* ── MAIN ─────────────────────────────────────────────────────────────────── */
.main-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 32px; border-bottom: 1px solid var(--glass-b);
  background: rgba(5,6,15,0.5); backdrop-filter: blur(10px); flex-shrink: 0;
}
.page-title { font-family: 'Space Grotesk',sans-serif; font-size: 22px; font-weight: 700; }
.page-sub { font-size: 13px; color: var(--txt2); margin-top: 2px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); animation: pulse-g 2s infinite; }
@keyframes pulse-g { 0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(34,197,94,0.4)}50%{opacity:0.7;box-shadow:0 0 0 6px rgba(34,197,94,0)} }
.live-label { font-size: 12px; color: var(--green); font-weight: 600; }
.topbar-time { font-size: 12px; color: var(--txt3); font-family: 'JetBrains Mono',monospace; }
.btn-refresh {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--glass); border: 1px solid var(--glass-b);
  color: var(--txt2); font-size: 16px; cursor: pointer; transition: var(--ease);
}
.btn-refresh:hover { color: var(--txt); transform: rotate(180deg); }

/* Pages */
.page { display: none; padding: 28px 32px; overflow-y: auto; flex: 1; }
.page.active { display: block; }

/* ── STATS ─────────────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px; margin-bottom: 28px;
}
.stat-card {
  background: var(--bg3); border: 1px solid var(--glass-b); border-radius: 16px;
  padding: 20px; display: flex; align-items: center; gap: 14px; transition: var(--ease);
}
.stat-card:hover { transform: translateY(-2px); border-color: rgba(124,58,237,0.3); }
.stat-card.green  { border-color: rgba(34,197,94,0.2);   background: rgba(34,197,94,0.05);  }
.stat-card.warn   { border-color: rgba(245,158,11,0.2);  background: rgba(245,158,11,0.05); }
.stat-card.red    { border-color: rgba(239,68,68,0.2);   background: rgba(239,68,68,0.05);  }
.stat-card.purple { border-color: rgba(124,58,237,0.2);  background: rgba(124,58,237,0.05); }
.stat-icon { font-size: 24px; }
.stat-val { font-family: 'Space Grotesk',sans-serif; font-size: 26px; font-weight: 700; display: block; }
.stat-lbl { font-size: 11px; color: var(--txt2); text-transform: uppercase; letter-spacing: 0.07em; margin-top: 2px; display: block; }

/* ── PANELS ────────────────────────────────────────────────────────────────── */
.panel {
  background: var(--bg3); border: 1px solid var(--glass-b);
  border-radius: 16px; overflow: hidden;
}
.panel-row { display: flex; gap: 20px; }
.panel-row .panel { flex: 1; }
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; border-bottom: 1px solid var(--glass-b);
}
.panel-head h3 { font-family: 'Space Grotesk',sans-serif; font-size: 15px; font-weight: 600; }
.panel-desc { font-size: 13px; color: var(--txt2); padding: 16px 20px 0; line-height: 1.6; }
.form-grid { padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.form-note { font-size: 12px; color: var(--txt3); padding: 0 20px 20px; margin-top: 8px; }

/* ── TABLES ────────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  text-align: left; padding: 12px 16px; color: var(--txt2);
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.07em; border-bottom: 1px solid var(--glass-b);
  background: rgba(0,0,0,0.15); white-space: nowrap;
}
.data-table td {
  padding: 13px 16px; border-bottom: 1px solid var(--glass-b);
  color: var(--txt); vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(124,58,237,0.04); }
.empty-msg { text-align: center; padding: 32px; color: var(--txt3); font-size: 14px; display: none; }
.empty-msg.show { display: block; }

/* ── BADGES / CHIPS ─────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 50px; font-size: 11px; font-weight: 600;
}
.badge-success { background: rgba(34,197,94,0.15);  color: #22c55e; border: 1px solid rgba(34,197,94,0.25);  }
.badge-pending { background: rgba(245,158,11,0.15); color: #f59e0b; border: 1px solid rgba(245,158,11,0.25); }
.badge-failed  { background: rgba(239,68,68,0.15);  color: #ef4444; border: 1px solid rgba(239,68,68,0.25);  }
.badge-active  { background: rgba(34,197,94,0.12);  color: #22c55e; }
.badge-offline { background: var(--glass); color: var(--txt3); }

.w-chip { padding: 3px 10px; border-radius: 50px; font-size: 11px; font-weight: 600; background: rgba(124,58,237,0.12); color: var(--purple-l); border: 1px solid rgba(124,58,237,0.2); }

/* ── BUTTONS ────────────────────────────────────────────────────────────────── */
.btn-primary-admin {
  padding: 11px 22px; background: var(--grad); border: none; border-radius: 50px;
  color: #fff; font-size: 14px; font-weight: 600; cursor: pointer; transition: var(--ease);
  box-shadow: 0 0 20px rgba(124,58,237,0.25); margin: 0 20px 20px;
}
.btn-primary-admin:hover { box-shadow: 0 0 35px rgba(124,58,237,0.45); transform: translateY(-1px); }

.btn-sm {
  padding: 7px 14px; background: var(--glass); border: 1px solid var(--glass-b);
  border-radius: 50px; color: var(--txt2); font-size: 12px; font-weight: 500;
  cursor: pointer; transition: var(--ease); white-space: nowrap;
}
.btn-sm:hover { color: var(--txt); background: rgba(255,255,255,0.07); }
.btn-sm.warn  { color: var(--yellow); border-color: rgba(245,158,11,0.3); }
.btn-sm.warn:hover  { background: rgba(245,158,11,0.1); }
.btn-sm.red  { color: var(--red); border-color: rgba(239,68,68,0.3); }
.btn-sm.red:hover  { background: rgba(239,68,68,0.1); }

.btn-success {
  padding: 11px 22px; background: rgba(34,197,94,0.2); border: 1px solid rgba(34,197,94,0.35);
  border-radius: 50px; color: var(--green); font-size: 14px; font-weight: 600;
  cursor: pointer; transition: var(--ease);
}
.btn-success:hover { background: rgba(34,197,94,0.3); }

.btn-icon {
  width: 30px; height: 30px; border-radius: 8px; background: var(--glass);
  border: 1px solid var(--glass-b); color: var(--txt2); font-size: 13px;
  cursor: pointer; transition: var(--ease); display: inline-grid; place-items: center;
}
.btn-icon:hover { color: var(--txt); background: rgba(124,58,237,0.15); border-color: rgba(124,58,237,0.3); }

/* ── FILTERS / SEARCH ───────────────────────────────────────────────────────── */
.search-input {
  padding: 7px 14px; background: var(--bg2); border: 1px solid var(--glass-b);
  border-radius: 50px; color: var(--txt); font-size: 13px; outline: none; width: 180px; transition: var(--ease);
}
.search-input:focus { border-color: var(--purple); }
.filter-select {
  padding: 7px 14px; background: var(--bg2); border: 1px solid var(--glass-b);
  border-radius: 50px; color: var(--txt2); font-size: 13px; cursor: pointer;
}

/* ── DASHOARD MINI LISTS ─────────────────────────────────────────────────────── */
.dash-row {
  display: flex; align-items: center; gap: 12px; padding: 12px 20px;
  border-bottom: 1px solid var(--glass-b);
}
.dash-row:last-child { border-bottom: none; }
.dash-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--grad); display: grid; place-items: center;
  font-size: 12px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.dash-info { flex: 1; }
.dash-addr { font-size: 13px; font-family: 'JetBrains Mono',monospace; color: var(--txt); }
.dash-time { font-size: 11px; color: var(--txt3); }
.dash-val { font-size: 13px; font-weight: 600; color: var(--purple-l); white-space: nowrap; }

/* ── SEND TX FORM ─────────────────────────────────────────────────────────── */
.tx-preview {
  margin: 8px 20px 0; padding: 16px; background: rgba(124,58,237,0.06);
  border: 1px solid rgba(124,58,237,0.2); border-radius: var(--r);
}
.tx-preview h4 { font-size: 13px; font-weight: 600; color: var(--purple-l); margin-bottom: 12px; }
.preview-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; padding: 6px 0; border-bottom: 1px solid var(--glass-b);
}
.preview-row:last-child { border: none; }
.preview-row span:first-child { color: var(--txt2); }
.preview-row span:last-child { color: var(--txt); font-family: 'JetBrains Mono',monospace; font-size: 12px; }

/* ── NOTIFICATION HISTORY ───────────────────────────────────────────────────── */
.notif-item {
  padding: 14px 20px; border-bottom: 1px solid var(--glass-b); display: flex; gap: 12px;
}
.notif-item:last-child { border: none; }
.notif-icon { font-size: 18px; flex-shrink: 0; }
.notif-body { flex: 1; }
.notif-msg { font-size: 13px; color: var(--txt); }
.notif-meta { font-size: 11px; color: var(--txt3); margin-top: 4px; }

/* ── SESSIONS ───────────────────────────────────────────────────────────────── */
.session-card {
  display: flex; align-items: center; gap: 14px; padding: 16px 20px;
  border-bottom: 1px solid var(--glass-b);
}
.session-card:last-child { border: none; }
.session-icon { font-size: 24px; }
.session-info { flex: 1; }
.session-addr { font-size: 13px; font-family: 'JetBrains Mono',monospace; color: var(--txt); }
.session-meta { font-size: 12px; color: var(--txt3); margin-top: 2px; }

.qr-box {
  display: inline-block; background: #fff; padding: 12px; border-radius: 12px;
  box-shadow: 0 0 40px rgba(124,58,237,0.25);
}

/* ── USER DETAIL MODAL ──────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(5,6,15,0.85); backdrop-filter: blur(12px);
  z-index: 500; display: none; align-items: center; justify-content: center; padding: 24px;
}
.modal-overlay.open { display: flex; }

.admin-modal {
  background: var(--bg3); border: 1px solid var(--glass-b); border-radius: 20px;
  padding: 36px; width: 100%; max-width: 600px; position: relative;
  max-height: 90vh; overflow-y: auto;
  animation: pop-in 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes pop-in { from{opacity:0;transform:scale(0.92)translateY(16px)}to{opacity:1;transform:scale(1)translateY(0)} }

.modal-x {
  position: absolute; top: 14px; right: 14px; width: 30px; height: 30px; border-radius: 50%;
  background: var(--glass); border: 1px solid var(--glass-b); color: var(--txt2);
  cursor: pointer; font-size: 13px; display: grid; place-items: center; transition: var(--ease);
}
.modal-x:hover { color: var(--red); border-color: rgba(239,68,68,0.3); }
.admin-modal h3 { font-family: 'Space Grotesk',sans-serif; font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.admin-modal h4 { font-size: 13px; font-weight: 600; color: var(--txt2); margin: 20px 0 10px; text-transform: uppercase; letter-spacing: 0.07em; }

.udm-address-row { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.udm-address-row .mono { font-size: 14px; color: var(--purple-l); background: rgba(124,58,237,0.1); padding: 6px 14px; border-radius: 8px; flex: 1; }
.copy-btn, .ext-link {
  padding: 6px 12px; border-radius: 8px; background: var(--glass);
  border: 1px solid var(--glass-b); color: var(--txt2); font-size: 12px;
  cursor: pointer; text-decoration: none; transition: var(--ease);
}
.copy-btn:hover, .ext-link:hover { color: var(--txt); border-color: rgba(124,58,237,0.3); }

.udm-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-bottom: 20px;
}
.udm-stat {
  background: var(--bg2); border: 1px solid var(--glass-b); border-radius: 10px;
  padding: 14px 12px; text-align: center;
}
.udm-val { font-family: 'Space Grotesk',sans-serif; font-size: 18px; font-weight: 700; display: block; margin-bottom: 4px; }
.udm-lbl { font-size: 10px; color: var(--txt3); text-transform: uppercase; letter-spacing: 0.08em; }

.udm-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }

/* ── TOAST ──────────────────────────────────────────────────────────────────── */
.admin-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px);
  background: var(--bg3); border: 1px solid var(--glass-b); border-radius: 50px;
  padding: 12px 24px; font-size: 14px; color: var(--txt); z-index: 9999;
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
  box-shadow: 0 8px 40px rgba(0,0,0,0.5); max-width: 400px; text-align: center;
}
.admin-toast.show { transform: translateX(-50%) translateY(0); }

/* ── MISC ────────────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-b); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

@media (max-width: 900px) {
  .sidebar { width: 60px; }
  .sb-brand, .sb-badge { display: none; }
  .sb-item span:not(.sb-icon) { display: none; }
  .panel-row { flex-direction: column; }
  .udm-grid { grid-template-columns: repeat(2,1fr); }
}