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

#chart30-wrap,
#chart-tier-wrap {
  position: relative;
  min-height: 192px;
}

#chart-tier-wrap {
  min-height: 160px;
}

.d2-kpi-bar {
  display: block;
  height: 100%;
  border-radius: 9999px;
  transition: width 0.65s ease;
}

.d2-skel {
  display: inline-block;
  border-radius: 6px;
  min-height: 1em;
  background: linear-gradient(
    90deg,
    color-mix(in oklab, var(--foreground) 6%, transparent) 25%,
    color-mix(in oklab, var(--foreground) 14%, transparent) 50%,
    color-mix(in oklab, var(--foreground) 6%, transparent) 75%
  );
  background-size: 200% 100%;
  animation: d2-shimmer 1.35s infinite linear;
  vertical-align: middle;
}

.d2-skel-block {
  display: block;
  border-radius: 8px;
  background: linear-gradient(
    90deg,
    color-mix(in oklab, var(--foreground) 5%, transparent) 25%,
    color-mix(in oklab, var(--foreground) 12%, transparent) 50%,
    color-mix(in oklab, var(--foreground) 5%, transparent) 75%
  );
  background-size: 200% 100%;
  animation: d2-shimmer 1.35s infinite linear;
}

.d2-skel-val {
  width: 88px;
  height: 26px;
}

.d2-skel-sub {
  width: 120px;
  height: 13px;
  margin-top: 8px;
}

.d2-skel-row {
  width: 100%;
  height: 36px;
  margin-bottom: 8px;
}

.d2-skel-chart {
  width: 100%;
  height: 100%;
  min-height: 160px;
}

@keyframes d2-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.d2-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid transparent;
}

.d2-badge-premium {
  background: color-mix(in oklab, var(--primary) 22%, transparent);
  color: var(--primary-subtle-foreground);
  border-color: color-mix(in oklab, var(--primary) 40%, transparent);
}

.d2-badge-enterprise {
  background: var(--warning-subtle);
  color: var(--warning-subtle-foreground);
  border-color: var(--warning-border);
}

.d2-badge-free {
  background: var(--success-subtle);
  color: var(--success-subtle-foreground);
  border-color: var(--success-border);
}

.d2-badge-basic,
.d2-badge-default {
  background: var(--muted);
  color: var(--muted-foreground);
  border-color: var(--border);
}

.d2-badge-pack {
  background: color-mix(in oklab, var(--brand) 18%, transparent);
  color: var(--brand-subtle-foreground);
  border-color: color-mix(in oklab, var(--brand) 35%, transparent);
}

.d2-badge-rate {
  background: var(--emphasis-subtle);
  color: var(--emphasis-subtle-foreground);
  border-color: var(--emphasis-border);
}

.d2-badge-danger {
  background: var(--destructive-subtle);
  color: var(--destructive-subtle-foreground);
  border-color: var(--destructive-border);
}

.d2-dash-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.d2-dash-table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted-foreground);
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--muted) 55%, transparent);
}

.d2-dash-table th.d2-th-num {
  text-align: right;
}

.d2-dash-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--muted-foreground);
  vertical-align: middle;
}

.d2-dash-table tbody tr:hover td {
  background: color-mix(in oklab, var(--accent) 40%, transparent);
}

.d2-dash-table td.d2-td-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

#tiers-limits-body td:nth-child(5) {
  white-space: nowrap;
  font-size: 12px;
}

#tiers-limit-bars .d2-progress {
  height: 8px;
}

.d2-grid-tier-mini {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 320px));
  gap: 16px;
  justify-content: start;
}

.d2-grid-tier-overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(200px, 1fr));
  gap: 10px;
  align-items: stretch;
}

.d2-tier-overview-title {
  grid-column: 1 / -1;
}

@media (max-width: 767px) {
  .d2-grid-tier-mini {
    grid-template-columns: 1fr;
  }
  .d2-grid-tier-overview {
    grid-template-columns: 1fr;
  }
}

.d2-grid-tier-limits {
  display: grid;
  grid-template-columns: repeat(4, minmax(170px, 220px));
  gap: 12px;
  justify-content: start;
}

@media (max-width: 1023px) {
  .d2-grid-tier-limits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.d2-grid-tier-buckets {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 10px;
}

@media (max-width: 1023px) {
  .d2-grid-tier-buckets {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .d2-grid-tier-buckets {
    grid-template-columns: 1fr;
  }
}

.d2-tier-bucket-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  background: color-mix(in oklab, var(--foreground) 2%, transparent);
}

.d2-grid-tier-overview > .bg-card {
  padding: 12px;
}

.d2-grid-tier-overview .sp-h2 {
  font-size: 28px;
  line-height: 1;
}

.d2-grid-tier-overview .sp-h3 {
  font-size: 22px;
  line-height: 1.05;
}

.d2-grid-tier-overview .sp-caption {
  line-height: 1.2;
}

.d2-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  padding: 3px 7px;
  border-radius: 6px;
  background: var(--muted);
  color: var(--foreground);
}

.d2-th-sort {
  cursor: pointer;
  user-select: none;
}

.d2-th-sort:hover {
  color: var(--foreground);
}

.d2-progress {
  height: 6px;
  border-radius: 9999px;
  overflow: hidden;
  background: var(--muted);
}

.d2-progress > span {
  display: block;
  height: 100%;
  border-radius: 9999px;
}

.d2-empty {
  text-align: center;
  padding: 20px 0;
  color: var(--muted-foreground);
  font-size: 13px;
}

.d2-hint {
  font-size: 11px;
  color: var(--muted-foreground);
  margin-top: 6px;
}

.d2-num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 30px;
}

/* ── Centered nav pill ──────────────────────────────────────────────────── */

.d2-nav-pill {
  background-color: color-mix(in oklab, var(--foreground) 5%, transparent);
}

/* Mobile horizontal-scroll nav */
.d2-nav-mobile {
  overflow-x: auto;
  scrollbar-width: none;
  gap: 4px;
  padding-bottom: 4px;
}

.d2-nav-mobile::-webkit-scrollbar {
  display: none;
}

.d2-nav-mob-item {
  flex-shrink: 0;
  padding: 6px 16px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s;
  white-space: nowrap;
}

/* ── SPA section transitions ────────────────────────────────────────────── */

.d2-section {
  display: none;
  flex-direction: column;
  gap: 24px;
}

.d2-section.is-active {
  display: flex;
  animation: d2SecIn .34s cubic-bezier(.16, 1, .3, 1) both;
}

.d2-section.is-leaving {
  display: flex;
  animation: d2SecOut .22s ease-in both;
  pointer-events: none;
  user-select: none;
}

@keyframes d2SecIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes d2SecOut {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(26px); }
}

/* ── Grid overrides (Tailwind utility classes not present in snapshot CSS) ── */

.d2-grid-kpi {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (min-width: 1024px) {
  .d2-grid-kpi {
    grid-template-columns: repeat(4, 1fr);
  }
}

.d2-grid-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

@media (max-width: 767px) {
  .d2-grid-strip {
    grid-template-columns: 1fr;
  }
}

.d2-strip-card {
  min-height: 120px;
  background:
    radial-gradient(120px 70px at 110% -10%, color-mix(in oklab, var(--primary) 18%, transparent), transparent 70%),
    var(--card);
}

.d2-grid-ratelimit {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 480px));
  gap: 20px;
  justify-content: start;
}

@media (max-width: 1099px) {
  .d2-grid-ratelimit {
    grid-template-columns: 1fr;
    justify-content: stretch;
  }
}

/* ── System section cards ───────────────────────────────────────────────── */

.d2-grid-sys-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (min-width: 1024px) {
  .d2-grid-sys-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ── Keys section stats row ─────────────────────────────────────────────── */

.d2-grid-keys-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.d2-key-stat-card {
  min-height: 84px;
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--foreground) 2%, transparent), transparent 45%),
    var(--card);
}

.d2-key-stat-card p.sp-h3 {
  font-size: 24px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .d2-grid-keys-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .d2-grid-keys-stats {
    grid-template-columns: repeat(5, 1fr);
  }
}

.d2-grid-system-halves {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-inline: auto;
  width: 100%;
}

@media (max-width: 1023px) {
  .d2-grid-system-halves {
    grid-template-columns: 1fr;
    max-width: none;
  }
}

/* Sender modals */
.sender-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.sender-modal.hidden {
  display: none;
}
.sender-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.sender-modal-panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}
.sender-input {
  display: block;
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--background);
  color: var(--foreground);
  padding: 8px 12px;
  font-size: 14px;
}
.sender-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  background: color-mix(in oklab, var(--card) 96%, transparent);
}
.sender-card.inactive {
  opacity: 0.55;
}
.sender-toggle {
  position: relative;
  width: 40px;
  height: 22px;
  border-radius: 999px;
  background: var(--muted);
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.sender-toggle.on {
  background: var(--primary);
}
.sender-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s;
}
.sender-toggle.on::after {
  transform: translateX(18px);
}
.sender-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  max-width: 360px;
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--foreground);
  color: var(--background);
  font-size: 13px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}
.sender-toast.hidden {
  display: none;
}
.sender-toast.err {
  background: #be123c;
  color: #fff;
}
.sender-modal-panel-wide {
  max-width: 640px;
}
.sender-provider-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  background: transparent;
  color: var(--foreground);
  font-family: inherit;
}
.sender-provider-chip.on {
  background: color-mix(in oklab, var(--primary) 20%, transparent);
  border-color: var(--primary);
}
.sender-sender-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin-bottom: 6px;
  background: color-mix(in oklab, var(--card) 90%, var(--foreground) 2%);
}
.sender-sender-row.blocked {
  opacity: 0.55;
  background: color-mix(in oklab, var(--muted) 50%, transparent);
}
.sender-sender-email {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sender-sender-meta {
  font-size: 12px;
  color: var(--muted-foreground);
  white-space: nowrap;
}
.sender-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.sender-status-pill.on,
.sender-status-badge--active {
  background: color-mix(in oklab, #22c55e 22%, transparent);
  color: #86efac;
}
.sender-status-pill.off,
.sender-status-badge--blocked {
  background: color-mix(in oklab, #f59e0b 20%, transparent);
  color: #fcd34d;
}
.sender-status-pill.cooldown,
.sender-status-badge--cooldown {
  background: color-mix(in oklab, #f97316 22%, transparent);
  color: #fdba74;
}
.sender-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.sender-status-badge--sending {
  background: color-mix(in oklab, #3b82f6 22%, transparent);
  color: #93c5fd;
}
.sender-status-badge--errors {
  background: color-mix(in oklab, #eab308 22%, transparent);
  color: #fde047;
}
.sender-status-badge--disabled {
  background: color-mix(in oklab, var(--muted-foreground) 25%, transparent);
  color: var(--muted-foreground);
}
.sender-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
}
.sender-icon--inline svg {
  display: block;
}
.sender-status-cell {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.sender-cooldown-timer {
  font-size: 11px;
  font-weight: 500;
  color: #fdba74;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.sender-mailing-card {
  border-radius: 16px;
  border: 1px solid var(--border);
  padding: 16px 18px;
  background: color-mix(in oklab, var(--card) 92%, var(--muted));
}

.sender-mailing-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.sender-status-badge {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.sender-status-draft { background: color-mix(in oklab, #94a3b8 20%, transparent); color: #cbd5e1; }
.sender-status-queued { background: color-mix(in oklab, #eab308 20%, transparent); color: #fde047; }
.sender-status-running { background: color-mix(in oklab, #3b82f6 25%, transparent); color: #93c5fd; }
.sender-status-paused { background: color-mix(in oklab, #f97316 20%, transparent); color: #fdba74; }
.sender-status-done { background: color-mix(in oklab, #22c55e 20%, transparent); color: #86efac; }
.sender-status-failed { background: color-mix(in oklab, #ef4444 20%, transparent); color: #fca5a5; }
.sender-status-cancelled { background: color-mix(in oklab, #64748b 25%, transparent); color: #94a3b8; }

.sender-mailing-stats .sender-stat-ok { color: #86efac; }
.sender-mailing-stats .sender-stat-fail { color: #fca5a5; }
.sender-mailing-stats .sender-stat-wait { color: #cbd5e1; }

.sender-recipient-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
  background: color-mix(in oklab, #94a3b8 15%, transparent);
  color: #cbd5e1;
  flex-shrink: 0;
}
.sender-recipient-badge.ok { background: color-mix(in oklab, #22c55e 18%, transparent); color: #86efac; }
.sender-recipient-badge.err { background: color-mix(in oklab, #ef4444 18%, transparent); color: #fca5a5; }
.sender-recipient-badge.run { background: color-mix(in oklab, #3b82f6 18%, transparent); color: #93c5fd; }

.sender-audience-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
}
.sender-audience-email {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  word-break: break-all;
}
.sender-recipient-err {
  font-size: 11px;
  color: #fca5a5;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sender-details summary {
  list-style: none;
}
.sender-details summary::-webkit-details-marker {
  display: none;
}

.sender-progress {
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--muted);
}

.sender-progress > span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: color-mix(in oklab, #60a5fa 70%, #22c55e);
  transition: width 0.3s ease;
}

.sender-campaign-pct {
  font-size: 13px;
  font-weight: 600;
  color: #93c5fd;
}

.sender-card-watch {
  outline: 1px solid color-mix(in oklab, #60a5fa 40%, transparent);
}

.sender-feed-wrap {
  max-height: 360px;
  overflow-y: auto;
}

.sender-feed-table td,
.sender-feed-table th {
  font-size: 12px;
}

.sender-icon--active { color: #4ade80; }
.sender-icon--blocked { color: #fbbf24; }
.sender-icon--cooldown { color: #fb923c; }
.sender-icon--errors { color: #fde047; }
.sender-icon--sending { color: #93c5fd; }
.sender-icon--disabled { color: var(--muted-foreground); }
.sender-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 8px;
  line-height: 0;
}
.sender-btn-icon svg {
  display: block;
}
.sender-toggle-sm {
  position: relative;
  display: inline-block;
  width: 42px;
  height: 24px;
  flex-shrink: 0;
}
.sender-toggle-sm input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}
.sender-toggle-sm .sender-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: #64748b;
  border-radius: 24px;
  transition: 0.2s;
}
.sender-toggle-sm .sender-slider:before {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: 0.2s;
}
.sender-toggle-sm input:checked + .sender-slider {
  background: var(--primary);
}
.sender-toggle-sm input:checked + .sender-slider:before {
  transform: translateX(18px);
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}
.sender-btn-sm {
  border-radius: 8px;
  border: 1px solid var(--border);
  padding: 4px 10px;
  font-size: 12px;
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
}
.sender-btn-sm:hover {
  background: var(--muted);
}
.sender-btn-sm.danger {
  border-color: #be123c;
  color: #f87171;
}
.sender-btn-sm.active {
  border-color: #60a5fa;
  background: color-mix(in oklab, #60a5fa 15%, transparent);
  color: #93c5fd;
}
.sender-btn-sm.primary {
  border-color: #2563eb;
  background: color-mix(in oklab, #2563eb 20%, transparent);
  color: #93c5fd;
}
.sender-btn-sm.primary:hover {
  background: color-mix(in oklab, #2563eb 35%, transparent);
}

/* Modal footer buttons */
.sender-modal-panel button {
  cursor: pointer;
}

.sender-modal-btn {
  cursor: pointer;
  border-radius: 8px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.25;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.sender-modal-btn-cancel {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted-foreground);
}

.sender-modal-btn-cancel:hover {
  background: var(--muted);
  color: var(--foreground);
  border-color: color-mix(in oklab, var(--border) 70%, var(--foreground));
}

.sender-modal-btn-primary {
  border: none;
  background: color-mix(in oklab, #60a5fa 22%, transparent);
  color: #93c5fd;
}

.sender-modal-btn-primary:hover {
  background: color-mix(in oklab, #60a5fa 34%, transparent);
  color: #bfdbfe;
}

.sender-modal-btn-primary:active {
  background: color-mix(in oklab, #60a5fa 42%, transparent);
}

.sender-modal-btn-danger {
  border: none;
  background: color-mix(in oklab, #f87171 24%, transparent);
  color: #fca5a5;
}

.sender-modal-btn-danger:hover {
  background: color-mix(in oklab, #f87171 38%, transparent);
  color: #fecaca;
}

.sender-audience-emails {
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 12px;
  background: color-mix(in oklab, var(--background) 96%, transparent);
}

.sender-audience-email-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
  font-size: 13px;
}

.sender-audience-email-row:last-child {
  border-bottom: none;
}

.sender-audience-stat {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  flex-shrink: 0;
}

.sender-audience-stat.valid {
  background: color-mix(in oklab, #4ade80 18%, transparent);
  color: #86efac;
}

.sender-audience-stat.invalid {
  background: color-mix(in oklab, #f87171 18%, transparent);
  color: #fca5a5;
}