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

.last-updated { font-size: 12px; padding: 0 10px; align-self: center; opacity: .8; }
@media (max-width: 720px) {
  .last-updated { display: none; }
  .topbar-actions { flex-wrap: wrap; gap: 6px; }
}

:root {
  /* base */
  --bg:          #070b16;
  --bg-gradient: radial-gradient(1200px 600px at 10% -10%, #1e293b22 0%, transparent 60%),
                 radial-gradient(900px 500px at 90% 10%, #1e40af22 0%, transparent 55%),
                 #070b16;
  --surface:     #0f172a;
  --surface-2:   #131d35;
  --surface-3:   #1a2540;
  --border:      #1e2a46;
  --border-hi:   #2a3a5e;

  /* text */
  --text:        #e6edf7;
  --text-dim:    #96a1b9;
  --muted:       #5f6c85;

  /* brand */
  --primary:     #3b82f6;
  --primary-2:   #2563eb;
  --primary-soft:#3b82f622;

  /* sentiment */
  --green:       #10b981;
  --green-soft:  #10b98122;
  --red:         #ef4444;
  --red-soft:    #ef444422;
  --yellow:      #f59e0b;
  --yellow-soft: #f59e0b22;
  --purple:      #8b5cf6;
  --cyan:        #06b6d4;
  --pink:        #ec4899;

  /* effects */
  --shadow-sm:   0 2px 6px rgba(0,0,0,.35);
  --shadow-md:   0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:   0 20px 50px rgba(2,6,23,.6);
  --radius:      16px;
  --radius-sm:   10px;
  --radius-xs:   8px;
  --ease:        cubic-bezier(.2,.7,.3,1);
}

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

html, body {
  margin: 0; padding: 0;
  background: var(--bg-gradient);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(600px 400px at 80% 90%, #8b5cf61a, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
main, .topbar { position: relative; z-index: 1; }

h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.02em; }
h1 { font-size: 18px; }
h2 { font-size: 16px; }
h3 { font-size: 16px; }

.muted { color: var(--text-dim); font-size: 13px; margin: 4px 0 0; }
.muted.small { font-size: 12px; }
.center { text-align: center; }

/* ============ TOPBAR ============ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: rgba(7,11,22,.75);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--cyan) 100%);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: white;
  box-shadow: 0 6px 18px var(--primary-soft), inset 0 1px 0 #ffffff33;
}
.subtitle { margin: 2px 0 0; font-size: 12px; color: var(--text-dim); font-weight: 500; }
.topbar-actions {
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
}

/* Status indicator */
.status-indicator {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--surface);
}
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 0 3px var(--yellow-soft);
  animation: pulse 2s infinite;
}
.status-connected .status-dot { background: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.status-connected { border-color: #10b98144; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

/* ============ BUTTONS ============ */
.btn {
  background: var(--surface-3);
  color: var(--text);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-sm);
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform .12s var(--ease), background .15s, border-color .15s, box-shadow .15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
}
.btn:hover { background: var(--surface-2); border-color: #3b4a6f; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-color: var(--primary-2);
  color: white;
  box-shadow: 0 6px 18px var(--primary-soft);
}
.btn-primary:hover { box-shadow: 0 10px 24px var(--primary-soft); }

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  padding: 9px 12px;
}
.btn-ghost:hover { background: var(--surface); }

.btn-secondary {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border-color: var(--border-hi);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

/* CSV drop zone */
.csv-dropzone {
  border: 2px dashed var(--border-hi);
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  background: var(--surface);
  margin-top: 16px;
}
.csv-dropzone:hover, .csv-dropzone.drag-over {
  border-color: var(--primary);
  background: var(--primary-soft);
}
.csv-drop-icon { font-size: 40px; margin-bottom: 12px; }
.csv-drop-text { font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.csv-drop-sub  { font-size: 13px; }

.btn-success {
  background: linear-gradient(135deg, var(--green), #059669);
  border-color: #059669;
  color: white;
}

/* ============ LAYOUT ============ */
.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px 28px 60px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  gap: 12px;
  flex-wrap: wrap;
}
.card-title { display: flex; flex-direction: column; gap: 2px; }

/* ============ CONNECT BANNER ============ */
.connect-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--primary-soft), transparent 70%);
  border: 1px solid #3b82f644;
  flex-wrap: wrap;
}
.connect-banner.is-hidden { display: none; }
.connect-banner .muted { display: block; font-size: 13px; margin-top: 2px; }

/* ============ ALERTS ============ */
.alerts-panel {
  display: grid;
  gap: 10px;
}
.alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
.alert::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px;
}
.alert-red::before    { background: var(--red); }
.alert-yellow::before { background: var(--yellow); }
.alert-green::before  { background: var(--green); }
.alert-red    { background: linear-gradient(90deg, var(--red-soft), var(--surface) 55%); }
.alert-yellow { background: linear-gradient(90deg, var(--yellow-soft), var(--surface) 55%); }
.alert-green  { background: linear-gradient(90deg, var(--green-soft), var(--surface) 55%); }

.alert-icon { font-size: 18px; line-height: 1.3; }
.alert-title { font-weight: 600; font-size: 14px; }
.alert-msg   { font-size: 13px; color: var(--text-dim); margin-top: 3px; }

/* ============ FILTERS ============ */
.filters {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
}
.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 160px;
}
.filter-group label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .7px;
  color: var(--text-dim);
  font-weight: 700;
}
.filter-group select,
.filter-group input {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: var(--radius-xs);
  font-size: 13px;
  outline: none;
  transition: border-color .15s;
  font-family: inherit;
}
.filter-group select:focus,
.filter-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.filter-search { flex: 1; min-width: 220px; }

/* ============ METRIC CARDS ============ */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.metric-card {
  background: linear-gradient(160deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 22px 20px;
  position: relative;
  overflow: hidden;
  transition: transform .2s var(--ease), border-color .2s;
}
.metric-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hi);
}
.metric-card::after {
  content: "";
  position: absolute;
  inset: -50% -10% auto auto;
  width: 160px; height: 160px;
  background: radial-gradient(closest-side, var(--accent, var(--primary))22, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.metric-card > * { position: relative; z-index: 1; }

.metric-card[data-metric="spend"] { --accent: var(--primary); }
.metric-card[data-metric="leads"] { --accent: var(--green); }
.metric-card[data-metric="cpl"]   { --accent: var(--yellow); }
.metric-card[data-metric="roas"]  { --accent: var(--purple); }

.metric-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.metric-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .7px;
  color: var(--text-dim);
  font-weight: 700;
}
.metric-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent, var(--primary))22;
  color: var(--accent, var(--primary));
  font-size: 15px;
}
.metric-value {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-top: 8px;
}
.metric-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.metric-explain {
  font-size: 11.5px;
  color: var(--text-dim);
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed rgba(255,255,255,0.06);
  line-height: 1.45;
  opacity: 0.85;
}
.metrics-section-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 28px 0 12px 0;
  color: var(--text);
}
.metrics-section-title .muted {
  font-size: 13px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
  margin-left: 6px;
}
.metric-delta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  margin-top: 10px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--text-dim);
}
.metric-delta.up   { background: var(--green-soft); color: var(--green); }
.metric-delta.down { background: var(--red-soft); color: var(--red); }

/* ============ CHART CARDS ============ */
.chart-card, .ai-panel, .table-card, .report-card, .charts-row > div {
  background: linear-gradient(160deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.charts-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
}
.donuts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.chart-legend { display: flex; gap: 16px; font-size: 12px; color: var(--text-dim); flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 6px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-blue  { background: var(--primary); }
.dot-green { background: var(--green); }

.donut-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.donut-center {
  position: absolute;
  text-align: center;
  pointer-events: none;
}
.donut-center .value {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.donut-center .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ============ AI PANEL ============ */
.ai-panel { position: relative; overflow: hidden; }
.ai-panel::before {
  content: "";
  position: absolute;
  inset: -50% auto auto -10%;
  width: 320px; height: 320px;
  background: radial-gradient(closest-side, #8b5cf62a, transparent 70%);
  pointer-events: none;
}
.ai-results { display: grid; gap: 10px; margin-top: 6px; position: relative; z-index: 1; }
.ai-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  padding: 16px;
  border-radius: var(--radius-sm);
  transition: transform .15s var(--ease), border-color .15s;
}
.ai-card:hover { transform: translateX(2px); border-color: var(--border-hi); }
.ai-card.severity-high { border-left-color: var(--red); }
.ai-card.severity-med  { border-left-color: var(--yellow); }
.ai-card.severity-low  { border-left-color: var(--green); }
.ai-card-title {
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.ai-card-body { font-size: 13px; color: var(--text-dim); line-height: 1.6; }
.ai-card-action {
  margin-top: 10px;
  font-size: 12px;
  padding: 8px 12px;
  background: var(--surface-3);
  border-radius: 8px;
  display: inline-block;
  color: var(--text);
  font-weight: 500;
}

/* ============ TABLE ============ */
.table-wrap { overflow-x: auto; margin: 0 -4px; }
.campaigns-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.campaigns-table th {
  text-align: left;
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .7px;
  color: var(--text-dim);
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  position: sticky; top: 0;
}
.campaigns-table td {
  padding: 14px;
  border-bottom: 1px solid var(--border);
  font-weight: 500;
}
.campaigns-table tr { transition: background .12s; }
.campaigns-table tr:hover td { background: #11183088; }
.campaigns-table th.num,
.campaigns-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.campaigns-table .name-cell { font-weight: 600; color: var(--text); }

.status-pill {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .6px;
  display: inline-block;
}
.status-ACTIVE { background: var(--green-soft); color: var(--green); }
.status-PAUSED { background: #64748b22; color: #94a3b8; }
.signal { font-size: 15px; }

/* ============ MODAL ============ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 18, .75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
  animation: fadeIn .15s var(--ease);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-content {
  background: var(--surface);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  width: 100%;
  max-width: 520px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: pop .2s var(--ease);
}
@keyframes pop {
  from { opacity: 0; transform: translateY(8px) scale(.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-large { max-width: 620px; }

.modal-header, .modal-footer {
  padding: 16px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  gap: 8px;
}
.modal-footer { border-top: 1px solid var(--border); border-bottom: 0; }
.modal-body { padding: 22px; display: flex; flex-direction: column; gap: 18px; }

.wizard-help {
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text);
  line-height: 1.6;
}
.wizard-details {
  border: 1px solid var(--border);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.wizard-details summary {
  cursor: pointer;
  font-size: 13px;
  padding: 4px 0;
  user-select: none;
}
.wizard-details[open] summary { margin-bottom: 10px; }
.wizard-steps { margin: 0; padding-left: 22px; line-height: 1.8; font-size: 13px; color: var(--text-dim); }
.wizard-steps li { margin-bottom: 6px; }
.wizard-steps b { color: var(--text); }
.wizard-steps a { color: var(--primary); text-decoration: none; }
.wizard-steps a:hover { text-decoration: underline; }

.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--text-dim);
}
.form-group input, .form-group select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 11px 14px;
  border-radius: var(--radius-xs);
  font-size: 14px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.form-group input:focus, .form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.input-with-btn {
  display: flex; gap: 8px;
}
.input-with-btn input { flex: 1; }

.token-status-ok  { color: var(--green); }
.token-status-bad { color: var(--red); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .charts-row { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .donuts-row { grid-template-columns: 1fr; }
  .topbar { padding: 14px 16px; }
  .container { padding: 16px 16px 40px; }
  h1 { font-size: 17px; }
  .metric-value { font-size: 26px; }
}
@media (max-width: 520px) {
  .metrics-grid { grid-template-columns: 1fr; }
  .filters { flex-direction: column; align-items: stretch; }
  .filter-group { min-width: 0; }
  .status-indicator { font-size: 11px; padding: 5px 10px; }
  .btn { padding: 8px 12px; font-size: 12px; }
  .topbar-actions { gap: 6px; }
  .brand h1 { font-size: 16px; }
  .brand .subtitle { display: none; }
}

/* ============ UTIL ============ */
[hidden] { display: none !important; }