.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--lime) 28%, transparent);
  background: var(--glass-accent);
  color: var(--lime);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-card,
.surface-card {
  background: var(--panel-fill);
  border: 1px solid transparent;           /* invisible at rest */
  border-radius: 20px;
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.hero-card:hover,
.surface-card:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.hero-card {
  padding: 15px;
}

.surface-card {
  padding: 24px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  justify-content: center;;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  padding: 22px 18px;
  border-radius: 18px;
  border: 1px solid transparent;
  background: var(--panel-bg);
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.metric-card:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: var(--border);
  transform: translateY(-1px);
}

.metric-card h3 {
  font-family: "IBM Plex Mono", monospace;
  font-size: 2rem;
  color: var(--lime);
}

.metric-card p {
  color: var(--text-muted);
  margin-top: 8px;
}

.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.auth-card {
  width: 100%;
  max-width: 460px;
  padding: 32px;
  border-radius: 20px;
  border: 1px solid transparent;
  background: var(--panel-fill);
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.2s ease;
}
.auth-card:hover {
  box-shadow: var(--card-shadow-hover);
}

.auth-card-wide {
  max-width: 760px;
}

.auth-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.auth-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin: 22px 0;
  padding: 4px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.auth-tabs button {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  padding: 10px 12px;
  border-radius: 9px;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}

.auth-tabs button.is-active {
  background: var(--lime);
  color: #071009;
}

.auth-panel {
  display: none;
}

.auth-panel.is-active {
  display: block;
}

.auth-error {
  min-height: 20px;
  margin-bottom: 10px;
  color: var(--red);
  font-size: 0.82rem;
}

.auth-status {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-size: 0.92rem;
}

.auth-status[data-tone="success"] {
  background: color-mix(in srgb, var(--lime) 14%, var(--surface));
  border-color: color-mix(in srgb, var(--lime) 36%, var(--border));
}

.auth-status[data-tone="error"] {
  background: color-mix(in srgb, var(--red) 10%, var(--surface));
  border-color: color-mix(in srgb, var(--red) 34%, var(--border));
}

.auth-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
}

.auth-inline-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.auth-helper-text {
  margin: 12px 0 0;
  color: var(--text-muted);
  font-size: 0.87rem;
  line-height: 1.55;
}

.auth-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 14px 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.55;
}

.auth-check input {
  width: 16px;
  height: 16px;
  margin-top: 3px;
}

.auth-check a,
.auth-legal a,
.inline-link-button {
  color: var(--lime);
}

.inline-link-button {
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  font: inherit;
  text-decoration: underline;
}

.auth-legal {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 0.84rem;
}

@media (max-width: 920px) {
  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .hero-card,
  .surface-card,
  .auth-card {
    padding: 22px;
  }

  .auth-header,
  .auth-inline-actions,
  .auth-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .auth-header {
    gap: 12px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Tools dropdown (public shell nav) ───────────────────────── */
.mta-tools-menu {
  position: relative;
  display: inline-flex;
  align-items: center;
}
/* invisible bridge so hover doesn't break when cursor moves to dropdown */
.mta-tools-menu::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 14px;
}
.mta-tools-trigger {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: inherit;
  color: var(--text-muted);
  cursor: pointer;
  opacity: .85;
  transition: opacity .15s;
  white-space: nowrap;
}
.mta-tools-trigger:hover,
.mta-tools-trigger[aria-expanded="true"] { opacity: 1; }
.mta-tools-chevron {
  flex-shrink: 0;
  transition: transform .18s ease;
}
.mta-tools-trigger[aria-expanded="true"] .mta-tools-chevron {
  transform: rotate(180deg);
}
.mta-tools-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  min-width: 252px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 11px;
  box-shadow: 0 12px 40px rgba(0,0,0,.3), 0 2px 8px rgba(0,0,0,.15);
  padding: 6px;
  z-index: 9999;
  opacity: 0;
  transform: translateX(-50%) translateY(-6px);
  transition: opacity .17s ease, transform .17s ease;
  pointer-events: none;
}
.mta-tools-dropdown.mta-open {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
/* caret */
.mta-tools-dropdown::before,
.mta-tools-dropdown::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  border-style: solid;
  border-color: transparent;
}
.mta-tools-dropdown::before {
  top: -7px;
  border-width: 0 7px 7px;
  border-bottom-color: var(--border);
}
.mta-tools-dropdown::after {
  top: -6px;
  border-width: 0 6px 6px;
  border-bottom-color: var(--surface2);
}
.mta-tools-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 11px;
  border-radius: 7px;
  text-decoration: none;
  color: inherit;
  transition: background .13s;
}
a.mta-tools-item:hover {
  background: var(--surface3);
}
.mta-tools-item--soon {
  opacity: .4;
  cursor: default;
  pointer-events: none;
}
.mta-tools-item-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface3);
  border-radius: 7px;
  color: var(--lime);
}
.mta-tools-item--soon .mta-tools-item-icon { color: inherit; }
.mta-tools-item-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.mta-tools-item-name  { font-size: 13px; font-weight: 500; line-height: 1.2; }
.mta-tools-item-desc  { font-size: 11px; opacity: .5; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mta-tools-badge {
  flex-shrink: 0;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 100px;
  background: rgba(255,255,255,.1);
}