@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Variables ── */
:root {
  --bg:          #090a0e;
  --bg-2:        #0f1117;
  --bg-3:        #141722;
  --bg-4:        #1b1f2e;
  --border:      #1e2330;
  --border-2:    #2a3040;
  --text-1:      #eceef5;
  --text-2:      #9aa1b5;
  --text-3:      #5b6377;
  --accent:      #5b8cff;
  --accent-2:    #8b5cf6;
  --accent-dim:  rgba(91,140,255,0.12);
  --accent-glow: rgba(91,140,255,0.28);
  --green:       #34d399;
  --green-dim:   rgba(52,211,153,0.12);
  --amber:       #fbbf24;
  --amber-dim:   rgba(251,191,36,0.12);
  --red:         #f87171;
  --red-dim:     rgba(248,113,113,0.12);
  --blue:        #60a5fa;
  --blue-dim:    rgba(96,165,250,0.12);
  --purple:      #a78bfa;
  --purple-dim:  rgba(167,139,250,0.12);
  --sidebar-w:   224px;
  --radius:      8px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --font:        'Sora', sans-serif;
  --mono:        'JetBrains Mono', monospace;
  --card-bg:     linear-gradient(180deg, rgba(255,255,255,0.035) 0%, rgba(255,255,255,0.008) 100%);
  --card-border: rgba(255,255,255,0.07);
  --shadow-sm:   0 1px 0 rgba(255,255,255,0.04) inset;
  --shadow-lg:   0 20px 50px rgba(0,0,0,0.45);
  --glow-accent: 0 0 24px rgba(91,140,255,0.35);
}

/* ── Scrollbars ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--border-2), var(--bg-4));
  border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }
* { scrollbar-width: thin; scrollbar-color: var(--border-2) transparent; }

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--text-1); min-height: 100vh; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--font); cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: var(--font); }
table { border-collapse: collapse; width: 100%; }
::selection { background: rgba(91,140,255,0.3); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* ── Ambient background ── */
.dashboard-body, .auth-body {
  background:
    radial-gradient(ellipse 70% 45% at 85% -10%, rgba(91,140,255,0.10) 0%, transparent 65%),
    radial-gradient(ellipse 55% 40% at -10% 100%, rgba(139,92,246,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 50% 110%, rgba(52,211,153,0.04) 0%, transparent 60%),
    var(--bg);
}

/* ── Auth ── */
.auth-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
}
.auth-card {
  width: 100%; max-width: 380px;
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 38px 34px;
  box-shadow: var(--shadow-sm), var(--shadow-lg), 0 0 80px rgba(91,140,255,0.06);
  backdrop-filter: blur(14px);
  animation: fadeUp 0.35s ease;
}
.auth-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.auth-logo-text {
  font-size: 17px; font-weight: 700; letter-spacing: -0.3px;
  display: flex; align-items: center; gap: 7px;
  background: linear-gradient(120deg, var(--text-1), var(--accent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.auth-title { font-size: 20px; font-weight: 600; letter-spacing: -0.4px; margin-bottom: 20px; }
.error-banner {
  background: var(--red-dim);
  border: 1px solid rgba(248,113,113,0.25);
  color: var(--red);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 16px;
}
.admin-badge {
  font-size: 10px; font-weight: 700; letter-spacing: 0.6px;
  background: linear-gradient(120deg, var(--accent-dim), var(--purple-dim));
  color: var(--accent);
  border: 1px solid rgba(91,140,255,0.3);
  padding: 2px 8px;
  border-radius: 5px;
  text-transform: uppercase;
  -webkit-text-fill-color: var(--accent);
}

/* ── Form ── */
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12.5px; font-weight: 500; color: var(--text-2);
  margin-bottom: 6px; letter-spacing: 0.1px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 10px 13px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(91,140,255,0.12);
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; padding: 10px 16px;
  background: linear-gradient(135deg, var(--accent), #4c6ef5 60%, var(--accent-2));
  background-size: 150% 150%;
  color: #fff;
  font-size: 13.5px; font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(91,140,255,0.25), var(--shadow-sm);
  transition: opacity 0.15s, transform 0.12s, box-shadow 0.2s, background-position 0.3s;
  letter-spacing: -0.1px;
}
.btn-primary:hover {
  opacity: 0.94;
  background-position: 100% 100%;
  box-shadow: 0 6px 22px rgba(91,140,255,0.4), var(--shadow-sm);
}
.btn-primary:active { transform: scale(0.985); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 13px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border);
  color: var(--text-2);
  font-size: 12.5px; font-weight: 500;
  border-radius: var(--radius-md);
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.12s;
}
.btn-secondary:hover { background: rgba(255,255,255,0.06); color: var(--text-1); border-color: var(--border-2); transform: translateY(-1px); }
.btn-danger {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 13px;
  background: var(--red-dim);
  border: 1px solid rgba(248,113,113,0.22);
  color: var(--red);
  font-size: 12.5px; font-weight: 500;
  border-radius: var(--radius-md);
  transition: background 0.15s, transform 0.12s;
}
.btn-danger:hover { background: rgba(248,113,113,0.2); transform: translateY(-1px); }
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 7px; }
.btn-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border);
  color: var(--text-2);
  border-radius: var(--radius-md);
  transition: background 0.15s, color 0.15s;
}
.btn-icon:hover { background: rgba(255,255,255,0.06); color: var(--text-1); }

/* ── Dashboard layout ── */
.dashboard-body { display: flex; overflow: hidden; height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  height: 100vh;
  background: rgba(15,17,23,0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-right: 1px solid var(--card-border);
  display: flex; flex-direction: column;
  flex-shrink: 0;
  position: fixed; left: 0; top: 0; z-index: 100;
  transition: transform 0.25s cubic-bezier(0.4,0,0.2,1);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 22px 18px 18px;
  border-bottom: 1px solid var(--card-border);
  background: linear-gradient(180deg, rgba(91,140,255,0.05), transparent);
}
.sidebar-logo-text {
  font-size: 15px; font-weight: 700; letter-spacing: -0.3px;
  display: flex; align-items: center; gap: 7px;
  background: linear-gradient(120deg, var(--text-1), var(--accent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.sidebar-nav {
  flex: 1; padding: 12px 10px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 2px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 9px 12px;
  color: var(--text-2);
  font-size: 13px; font-weight: 500;
  border-radius: 9px;
  border: 1px solid transparent;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.12s;
  letter-spacing: -0.1px;
  position: relative;
}
.nav-item:hover { background: rgba(255,255,255,0.045); color: var(--text-1); }
.nav-item.active {
  background: linear-gradient(90deg, var(--accent-dim), rgba(91,140,255,0.03));
  color: var(--accent);
  border-color: rgba(91,140,255,0.15);
  font-weight: 600;
}
.nav-item.active::before {
  content: '';
  position: absolute; left: -10px; top: 8px; bottom: 8px;
  width: 3px; border-radius: 99px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  box-shadow: var(--glow-accent);
}
.nav-icon { flex-shrink: 0; opacity: 0.75; transition: opacity 0.15s; }
.nav-item:hover .nav-icon { opacity: 1; }
.nav-item.active .nav-icon { opacity: 1; }
.sidebar-section-label {
  font-size: 10px; font-weight: 700; letter-spacing: 1.1px;
  text-transform: uppercase; color: var(--text-3);
  padding: 14px 12px 6px;
}
.sidebar-footer {
  padding: 10px 10px 16px;
  border-top: 1px solid var(--card-border);
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  height: 100vh;
  overflow-y: auto;
  padding: 34px 38px;
}

/* ── Page header ── */
.page-header { margin-bottom: 26px; }
main > section:not(.hidden) { animation: fadeUp 0.28s ease; }
.page-title {
  font-size: 23px; font-weight: 700; letter-spacing: -0.6px;
  margin-bottom: 5px;
  background: linear-gradient(120deg, var(--text-1) 40%, rgba(236,238,245,0.75));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.page-subtitle { font-size: 13px; color: var(--text-2); }

/* ── Stats grid ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 14px;
  margin-bottom: 30px;
}
.stat-card {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}
.stat-card::after {
  content: '';
  position: absolute; top: -40%; right: -30%;
  width: 80%; height: 80%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(91,140,255,0.08), transparent 70%);
  pointer-events: none;
}
.stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-2);
  box-shadow: var(--shadow-sm), 0 14px 34px rgba(0,0,0,0.35);
}
.stat-label {
  font-size: 11px; font-weight: 600; color: var(--text-2);
  text-transform: uppercase; letter-spacing: 0.6px;
  margin-bottom: 10px;
}
.stat-value {
  font-size: 31px; font-weight: 700; letter-spacing: -1.5px;
  line-height: 1; margin-bottom: 8px;
  font-family: var(--mono);
}
.stat-value.amber { color: var(--amber); text-shadow: 0 0 24px rgba(251,191,36,0.3); }
.stat-value.green { color: var(--green); text-shadow: 0 0 24px rgba(52,211,153,0.3); }
.stat-value.blue  { color: var(--blue);  text-shadow: 0 0 24px rgba(96,165,250,0.3); }
.stat-value.red   { color: var(--red);   text-shadow: 0 0 24px rgba(248,113,113,0.3); }
.stat-delta { font-size: 11.5px; color: var(--text-3); }

/* ── Charts ── */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}
.chart-card {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s;
}
.chart-card:hover { border-color: var(--border-2); }
.chart-title {
  font-size: 13px; font-weight: 600; letter-spacing: -0.2px;
  margin-bottom: 4px;
}
.chart-subtitle { font-size: 11.5px; color: var(--text-3); margin-bottom: 16px; }
.chart-wrap { position: relative; height: 160px; }

/* ── Section header ── */
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin: 4px 2px 14px;
}
.section-title {
  font-size: 14px; font-weight: 700; letter-spacing: -0.3px;
  display: flex; align-items: center; gap: 8px;
}
.section-title::before {
  content: '';
  width: 8px; height: 8px; border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--glow-accent);
}

/* ── Tables ── */
.table-wrap {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 26px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s;
}
.table-wrap:hover { border-color: var(--border-2); }
.table-scroll { overflow-x: auto; }
table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.8px;
  text-transform: uppercase; color: var(--text-3);
  background: rgba(0,0,0,0.22);
  border-bottom: 1px solid var(--card-border);
  white-space: nowrap;
  position: sticky; top: 0; z-index: 1;
}
table td {
  padding: 12px 16px;
  font-size: 13px; color: var(--text-2);
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: middle;
}
table tr:last-child td { border-bottom: none; }
table tbody tr { transition: background 0.1s; }
table tbody tr:hover td { background: rgba(91,140,255,0.04); }
table td.primary { color: var(--text-1); font-weight: 500; }
table td.mono { font-family: var(--mono); font-size: 12.5px; }
.td-actions { display: flex; gap: 6px; }
.empty-state, .loading {
  text-align: center; padding: 44px 20px;
  color: var(--text-3); font-size: 13px;
}
.loading { color: var(--text-3); font-style: italic; }

/* ── Badges / pills ── */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.3px;
}
.badge-green  { background: var(--green-dim);  color: var(--green);  border: 1px solid rgba(52,211,153,0.25); box-shadow: 0 0 12px rgba(52,211,153,0.12); }
.badge-amber  { background: var(--amber-dim);  color: var(--amber);  border: 1px solid rgba(251,191,36,0.25); box-shadow: 0 0 12px rgba(251,191,36,0.12); }
.badge-red    { background: var(--red-dim);    color: var(--red);    border: 1px solid rgba(248,113,113,0.25); box-shadow: 0 0 12px rgba(248,113,113,0.12); }
.badge-blue   { background: var(--blue-dim);   color: var(--blue);   border: 1px solid rgba(96,165,250,0.25); box-shadow: 0 0 12px rgba(96,165,250,0.12); }
.badge-purple { background: var(--purple-dim); color: var(--purple); border: 1px solid rgba(167,139,250,0.25); box-shadow: 0 0 12px rgba(167,139,250,0.12); }
.badge-gray   { background: rgba(255,255,255,0.04); color: var(--text-2); border: 1px solid var(--border); }

/* ── Priority/status pills ── */
.priority-high, .priority-medium, .priority-low, .status-done, .status-todo, .status-inprogress {
  border-radius: 6px; padding: 3px 9px; font-size: 11px; font-weight: 700;
  display: inline-flex; align-items: center; letter-spacing: 0.2px;
}
.priority-high   { background: var(--red-dim);    color: var(--red);   }
.priority-medium { background: var(--amber-dim);  color: var(--amber); }
.priority-low    { background: var(--green-dim);  color: var(--green); }
.status-done     { background: var(--green-dim);  color: var(--green); }
.status-todo     { background: rgba(255,255,255,0.04); color: var(--text-2); }
.status-inprogress { background: var(--blue-dim); color: var(--blue); }

/* ── Modals ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(4,5,8,0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  animation: fadeIn 0.15s ease;
}
.modal-overlay.hidden { display: none; }
.modal {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 30px 30px 26px;
  width: 100%; max-width: 420px;
  box-shadow: var(--shadow-lg), var(--shadow-sm);
  animation: modalIn 0.2s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
.modal-title { font-size: 16px; font-weight: 700; letter-spacing: -0.3px; margin-bottom: 8px; }
.modal-subtitle { font-size: 13.5px; color: var(--text-2); margin-bottom: 20px; line-height: 1.5; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

/* ── Toast ── */
#toast {
  position: fixed; bottom: 26px; right: 26px; z-index: 300;
  display: flex; flex-direction: column; gap: 8px;
  pointer-events: none;
}
.toast-msg {
  background: rgba(20,23,34,0.85);
  backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  font-size: 13px; font-weight: 500;
  color: var(--text-1);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.15);
  pointer-events: auto;
}
.toast-msg.success { border-left-color: var(--green);  color: var(--green);  box-shadow: 0 8px 30px rgba(52,211,153,0.12), var(--shadow-lg); }
.toast-msg.error   { border-left-color: var(--red);    color: var(--red);    box-shadow: 0 8px 30px rgba(248,113,113,0.12), var(--shadow-lg); }

/* ── Animations ── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes modalIn { from { opacity: 0; transform: translateY(14px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }

/* ── User detail page ── */
.user-detail-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 24px; gap: 16px; flex-wrap: wrap;
}
.user-avatar {
  width: 54px; height: 54px; border-radius: 16px;
  background: linear-gradient(135deg, var(--accent-dim), var(--purple-dim));
  border: 1px solid rgba(91,140,255,0.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 700; color: var(--accent);
  flex-shrink: 0; letter-spacing: -1px;
  box-shadow: var(--glow-accent);
}
.user-meta h1 { font-size: 20px; font-weight: 700; letter-spacing: -0.4px; }
.user-meta .user-email { font-size: 13px; color: var(--text-2); margin-top: 2px; }
.user-header-left { display: flex; gap: 14px; align-items: flex-start; }
.user-header-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.user-stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}
.user-stat-pill {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s, border-color 0.15s;
}
.user-stat-pill:hover { transform: translateY(-2px); border-color: var(--border-2); }
.user-stat-pill .val {
  font-size: 24px; font-weight: 700; letter-spacing: -1px;
  font-family: var(--mono); line-height: 1; margin-bottom: 4px;
}
.user-stat-pill .lbl { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }

.detail-tabs {
  display: flex; gap: 2px; margin-bottom: 20px;
  background: rgba(0,0,0,0.22);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 4px;
  width: fit-content;
}
.detail-tab {
  padding: 7px 14px;
  font-size: 12.5px; font-weight: 500; color: var(--text-2);
  border-radius: 8px;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
}
.detail-tab:hover { color: var(--text-1); }
.detail-tab.active {
  background: linear-gradient(135deg, var(--accent-dim), var(--purple-dim));
  color: var(--accent);
  box-shadow: 0 2px 10px rgba(91,140,255,0.15);
  font-weight: 600;
}
.tab-pane { display: none; }
.tab-pane.active { display: block; animation: fadeUp 0.2s ease; }

.back-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; color: var(--text-2); font-weight: 500;
  padding: 6px 10px 6px 0; margin-bottom: 20px;
  border-radius: 8px;
  transition: color 0.12s, transform 0.12s;
}
.back-btn:hover { color: var(--text-1); transform: translateX(-2px); }
.back-btn svg { opacity: 0.7; }

/* ── Info grid (key/value pairs) ── */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}
.info-item {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.info-item .key { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px; color: var(--text-3); margin-bottom: 6px; }
.info-item .val { font-size: 13.5px; color: var(--text-1); font-weight: 500; }

/* ── Mobile ── */
.mobile-header {
  display: none;
  align-items: center; justify-content: space-between;
  padding: 0 16px;
  height: 52px;
  background: rgba(15,17,23,0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--card-border);
  position: fixed; top: 0; left: 0; right: 0; z-index: 99;
}
.mobile-brand { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; }
.hamburger-btn { display: flex; align-items: center; padding: 8px; color: var(--text-2); border-radius: 8px; }
.hamburger-btn:hover { color: var(--text-1); background: rgba(255,255,255,0.05); }
.mobile-spacer { width: 36px; }
.sidebar-overlay {
  display: none; position: fixed; inset: 0; z-index: 98;
  background: rgba(4,5,8,0.55); backdrop-filter: blur(4px);
}

@media (max-width: 1023px) {
  .mobile-header { display: flex; }
  .dashboard-body { flex-direction: column; }
  .sidebar {
    transform: translateX(-100%);
    top: 52px;
    height: calc(100vh - 52px);
  }
  body.sidebar-open .sidebar { transform: translateX(0); }
  body.sidebar-open .sidebar-overlay { display: block; }
  .main-content { margin-left: 0; padding: 24px 20px; margin-top: 52px; }
  .charts-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .user-detail-header { flex-direction: column; }
}

@media (max-width: 600px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .user-stats-strip { grid-template-columns: repeat(2, 1fr); }
  .main-content { padding: 16px; }
}

/* ── Info card (settings) ── */
.info-card {
  background: var(--card-bg), var(--bg-2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.info-card-header {
  padding: 16px 20px 14px;
  border-bottom: 1px solid var(--card-border);
}
.info-card-title { font-size: 13.5px; font-weight: 600; letter-spacing: -0.2px; margin-bottom: 3px; }
.info-card-desc  { font-size: 12px; color: var(--text-3); line-height: 1.5; }
.info-card-body  { padding: 16px 20px; }

/* ── Filter bar ── */
.filter-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filter-input {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-size: 13px;
  font-family: var(--mono);
  padding: 9px 13px;
  min-width: 240px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.filter-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(91,140,255,0.12); }

/* ── Utility ── */
.hidden { display: none !important; }
.text-muted { color: var(--text-2); }
.text-mono { font-family: var(--mono); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }