@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --primary:      #0EA5E9;
  --primary-dark: #0284C7;
  --accent:       #0F172A;
  --success:      #22C55E;
  --warning:      #F59E0B;
  --danger:       #EF4444;
  --grad:         linear-gradient(135deg, #0EA5E9, #0284C7);
  --glow:         rgba(14,165,233,0.3);

  --bg:       #F8FAFC;
  --surface:  #F1F5F9;
  --card:     #FFFFFF;
  --card2:    #F8FAFC;
  --border:   rgba(0,0,0,0.07);
  --border-hi:rgba(0,0,0,0.12);
  --txt:      #0F172A;
  --txt2:     #475569;
  --txt3:     #64748B;

  --r:       10px;
  --rl:      16px;
  --sidebar: 252px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--txt);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── App shell ── */
.app { display: flex; height: 100vh; overflow: hidden; }
.main { flex: 1; overflow-y: auto; padding: 36px 44px; }

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar); flex-shrink: 0;
  background: var(--card); border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
}
.sidebar-logo {
  padding: 22px 20px 18px;
  font-weight: 800; font-size: 1.2rem; letter-spacing: -.02em;
  background: var(--grad);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sidebar-tagline {
  padding: 0 20px 16px;
  font-size: .72rem; color: var(--txt3); font-weight: 500;
  letter-spacing: .04em; text-transform: uppercase;
  margin-top: -12px;
  -webkit-text-fill-color: var(--txt3);
}
.sidebar-nav {
  padding: 8px 10px; flex: 1; overflow-y: auto;
  display: flex; flex-direction: column; gap: 2px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 9px;
  font-size: .86rem; font-weight: 500; color: var(--txt3);
  cursor: pointer; transition: all .15s; text-decoration: none;
  position: relative;
}
.nav-item:hover { background: var(--surface); color: var(--txt2); }
.nav-item.active {
  background: rgba(14,165,233,0.09); color: var(--primary); font-weight: 600;
}
.nav-item i { font-size: 18px; flex-shrink: 0; }
.nav-badge {
  margin-left: auto; background: var(--warning); color: #fff;
  font-size: .7rem; font-weight: 700; padding: 2px 7px;
  border-radius: 99px; min-width: 20px; text-align: center;
}
.nav-badge.danger { background: var(--danger); }
.nav-badge.blue   { background: var(--primary); }

.sidebar-footer {
  padding: 12px 14px 16px;
  border-top: 1px solid var(--border);
}
.quota-label {
  display: flex; justify-content: space-between;
  font-size: .75rem; color: var(--txt3); margin-bottom: 5px;
}
.quota-bar { height: 5px; background: var(--border); border-radius: 99px; }
.quota-fill { height: 100%; border-radius: 99px; background: var(--grad); transition: width .4s; }
.quota-fill.warn   { background: var(--warning); }
.quota-fill.danger { background: var(--danger); }

.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  margin-top: 12px; padding: 8px 0;
}
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--grad); display: flex; align-items: center;
  justify-content: center; font-size: .82rem; font-weight: 700;
  color: #fff; flex-shrink: 0;
}
.user-name  { font-size: .82rem; font-weight: 600; color: var(--txt); }
.user-plan  { font-size: .72rem; color: var(--txt3); }

/* ── Buttons ── */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--grad); border: none; color: #fff;
  font-weight: 700; font-size: .875rem; padding: 11px 22px;
  border-radius: var(--r); cursor: pointer;
  box-shadow: 0 0 16px var(--glow);
  transition: all .2s; text-decoration: none;
}
.btn-primary:hover { opacity: .88; transform: translateY(-1px); }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--card); border: 1.5px solid var(--border-hi);
  color: var(--txt2); font-weight: 600; font-size: .875rem;
  padding: 10px 20px; border-radius: var(--r); cursor: pointer;
  transition: all .15s; text-decoration: none;
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

.btn-success {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--success); border: none; color: #fff;
  font-weight: 600; font-size: .82rem; padding: 7px 14px;
  border-radius: 8px; cursor: pointer; transition: opacity .15s;
}
.btn-success:hover { opacity: .85; }

.btn-danger {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.2);
  color: var(--danger); font-weight: 600; font-size: .82rem;
  padding: 7px 14px; border-radius: 8px; cursor: pointer; transition: all .15s;
}
.btn-danger:hover { background: rgba(239,68,68,0.14); }

.btn-sm {
  padding: 6px 12px; font-size: .78rem; border-radius: 7px;
}

/* ── Cards ── */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--rl); padding: 24px 28px;
}
.card-sm { padding: 16px 20px; }

/* ── Stat cards ── */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px; margin-bottom: 28px;
}
.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--rl); padding: 20px 24px;
}
.stat-label { font-size: .78rem; font-weight: 600; color: var(--txt3); margin-bottom: 6px; text-transform: uppercase; letter-spacing: .04em; }
.stat-value { font-size: 2rem; font-weight: 800; color: var(--txt); letter-spacing: -.03em; }
.stat-value.success { color: var(--success); }
.stat-value.warning { color: var(--warning); }
.stat-value.danger  { color: var(--danger); }
.stat-sub   { font-size: .75rem; color: var(--txt3); margin-top: 4px; }

/* ── Page header ── */
.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 28px; gap: 16px;
}
.page-header h1 {
  font-size: 1.55rem; font-weight: 800;
  letter-spacing: -.03em; margin-bottom: 3px;
}
.page-header p { font-size: .875rem; color: var(--txt3); }

/* ── Action feed ── */
.action-list { display: flex; flex-direction: column; gap: 8px; }
.action-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 14px 18px;
  display: flex; align-items: center; gap: 14px;
  transition: box-shadow .15s;
}
.action-item:hover { box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
.action-type-badge {
  padding: 4px 10px; border-radius: 99px;
  font-size: .72rem; font-weight: 700; white-space: nowrap; flex-shrink: 0;
}
.badge-fill     { background: rgba(34,197,94,0.1);  color: var(--success); }
.badge-verify   { background: rgba(14,165,233,0.1); color: var(--primary); }
.badge-invalid  { background: rgba(239,68,68,0.1);  color: var(--danger);  }
.badge-conflict { background: rgba(245,158,11,0.1); color: var(--warning); }

.action-contact { font-weight: 600; font-size: .88rem; }
.action-detail  { font-size: .82rem; color: var(--txt3); margin-top: 2px; }
.action-values  { display: flex; align-items: center; gap: 8px; font-size: .82rem; flex-wrap: wrap; }
.val-old { color: var(--danger); text-decoration: line-through; }
.val-new { color: var(--success); font-weight: 600; }
.val-arrow { color: var(--txt3); }

.action-actions { margin-left: auto; display: flex; gap: 8px; flex-shrink: 0; }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead { background: var(--surface); }
th {
  padding: 10px 14px; text-align: left; font-size: .75rem; font-weight: 700;
  color: var(--txt3); text-transform: uppercase; letter-spacing: .05em;
  border-bottom: 1px solid var(--border);
}
td { padding: 12px 14px; border-bottom: 1px solid var(--border); color: var(--txt2); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface); }

/* ── Forms ── */
.field       { margin-bottom: 16px; }
.field-label { display: block; font-size: .82rem; font-weight: 600; color: var(--txt2); margin-bottom: 5px; }
.field-input {
  width: 100%; padding: 10px 13px;
  border: 1.5px solid var(--border-hi); border-radius: var(--r);
  background: var(--card); color: var(--txt);
  font-size: .9rem; transition: border-color .15s;
  font-family: inherit;
}
.field-input:focus { outline: none; border-color: var(--primary); }
.field-hint { font-size: .75rem; color: var(--txt3); margin-top: 4px; }

/* ── Badges / Chips ── */
.chip {
  padding: 4px 12px; border-radius: 99px;
  border: 1px solid var(--border-hi); background: var(--surface);
  font-size: .78rem; font-weight: 600; color: var(--txt2);
  cursor: pointer; transition: all .15s; user-select: none;
}
.chip:hover { border-color: rgba(14,165,233,.3); color: var(--txt); }
.chip.active { background: rgba(14,165,233,.1); border-color: rgba(14,165,233,.4); color: var(--primary); }

.tag {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; border-radius: 99px;
  font-size: .72rem; font-weight: 600;
}
.tag-success { background: rgba(34,197,94,0.1);  color: var(--success); }
.tag-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.tag-danger  { background: rgba(239,68,68,0.1);  color: var(--danger);  }
.tag-blue    { background: rgba(14,165,233,0.1); color: var(--primary); }
.tag-gray    { background: var(--surface); color: var(--txt3); }

/* ── Modal ── */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 400;
  background: rgba(0,0,0,0.45); align-items: center; justify-content: center;
  backdrop-filter: blur(3px);
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--card); border-radius: var(--rl); padding: 32px 36px;
  max-width: 520px; width: calc(100% - 32px);
  box-shadow: 0 24px 80px rgba(0,0,0,0.16);
  animation: modalIn .22s ease-out;
}
.modal-title { font-size: 1.2rem; font-weight: 800; margin-bottom: 6px; }
.modal-sub   { font-size: .875rem; color: var(--txt3); margin-bottom: 24px; }
@keyframes modalIn {
  from { opacity: 0; transform: translateY(10px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Tabs ── */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--border); margin-bottom: 24px; }
.tab {
  padding: 10px 18px; font-size: .875rem; font-weight: 600;
  color: var(--txt3); cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all .15s;
}
.tab:hover { color: var(--txt2); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ── Empty state ── */
.empty-state {
  text-align: center; padding: 60px 24px; color: var(--txt3);
}
.empty-state i { font-size: 48px; opacity: .3; margin-bottom: 16px; }
.empty-state h3 { font-size: 1.05rem; font-weight: 700; color: var(--txt2); margin-bottom: 6px; }
.empty-state p  { font-size: .875rem; max-width: 380px; margin: 0 auto 20px; }

/* ── Health score ring ── */
.health-ring-wrap {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.health-score-big {
  font-size: 3.5rem; font-weight: 800; letter-spacing: -.05em;
  background: var(--grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.health-label { font-size: .8rem; color: var(--txt3); font-weight: 600; margin-top: -4px; text-transform: uppercase; letter-spacing: .06em; }

/* ── Alert item ── */
.alert-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 14px 18px;
  display: flex; align-items: flex-start; gap: 14px;
}
.alert-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: rgba(245,158,11,0.1); display: flex;
  align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px;
}
.alert-icon i { font-size: 18px; color: var(--warning); }

/* ── Mobile topbar ── */
.mobile-topbar {
  display: none; position: fixed; top: 0; left: 0; right: 0; z-index: 150;
  height: 54px; background: var(--card); border-bottom: 1px solid var(--border);
  align-items: center; justify-content: space-between; padding: 0 16px;
}
.mobile-logo {
  font-weight: 800; font-size: 1.1rem;
  background: var(--grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}

/* ── Impersonation banner ── */
.impersonate-banner {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  background: #dc2626; color: #fff; font-size: .82rem; font-weight: 600;
  padding: 8px 16px; text-align: center; display: flex;
  align-items: center; justify-content: center; gap: 12px;
}
.impersonate-banner a { color: #fff; font-weight: 700; }

/* ── Upgrade CTA inline ── */
.upgrade-cta {
  background: linear-gradient(135deg, rgba(14,165,233,.06), rgba(2,132,199,.06));
  border: 1px solid rgba(14,165,233,.2); border-radius: var(--rl);
  padding: 20px 24px; display: flex; align-items: center;
  justify-content: space-between; gap: 16px;
}
.upgrade-cta-text h4 { font-size: .95rem; font-weight: 700; margin-bottom: 3px; }
.upgrade-cta-text p  { font-size: .82rem; color: var(--txt3); }

/* ── Pricing cards ── */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 20px; }
.pc {
  background: var(--card); border: 1.5px solid var(--border-hi);
  border-radius: var(--rl); padding: 28px 24px; position: relative;
}
.pc.pop { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(14,165,233,.12); }
.pc-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--grad); color: #fff; font-size: .72rem; font-weight: 700;
  padding: 4px 12px; border-radius: 99px;
}
.pc-name  { font-size: .82rem; font-weight: 700; color: var(--txt3); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; }
.pc-price { margin-bottom: 4px; }
.pc-price .amt { font-size: 2.2rem; font-weight: 800; letter-spacing: -.04em; }
.pc-price .per { font-size: .88rem; color: var(--txt3); }
.pc-vol   { font-size: .82rem; color: var(--txt3); margin-bottom: 20px; }
.pc-btn   {
  display: block; width: 100%; text-align: center; padding: 11px;
  border-radius: var(--r); font-weight: 700; font-size: .875rem;
  text-decoration: none; margin-bottom: 20px; cursor: pointer;
  background: var(--grad); color: #fff; border: none;
  box-shadow: 0 0 12px var(--glow); transition: opacity .2s;
}
.pc-btn:hover { opacity: .85; }
.pc-feats { list-style: none; }
.pc-feats li { font-size: .82rem; color: var(--txt2); padding: 5px 0; display: flex; align-items: center; gap: 8px; }
.pc-feats li::before { content: '✓'; color: var(--success); font-weight: 700; }
.pc-feats li.locked { color: var(--txt3); }
.pc-feats li.locked::before { content: '–'; color: var(--border-hi); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .app { flex-direction: column; height: auto; overflow: auto; }
  .main { padding: 72px 16px 24px; }
  .sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 200;
    width: 280px; transform: translateX(-100%); transition: transform .25s;
  }
  .sidebar.open { transform: translateX(0); }
  .mobile-topbar { display: flex; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .modal { padding: 24px 20px; }
}