/* ==========================================================================
   components.css — Kai-Signals: UI components
   Buttons · Cards · Cookie banner · Disclosure · Alert card · Plan card · Badges
   ========================================================================== */

/* ── Button ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-label-size);
  font-weight: 600;
  line-height: 1;
  padding: 12px var(--space-5);
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
  transition: background-color var(--duration-fast) var(--easing-default),
              border-color var(--duration-fast) var(--easing-default),
              color var(--duration-fast) var(--easing-default),
              transform var(--duration-fast) var(--easing-default),
              box-shadow var(--duration-fast) var(--easing-default),
              opacity var(--duration-fast);
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn:focus-visible {
  outline: 2px solid var(--color-brand-teal-strong);
  outline-offset: 3px;
}

/* Primary */
.btn--primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.15);
}

.btn--primary:hover {
  background-color: var(--btn-primary-bg-hover);
  color: var(--btn-primary-text);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--color-brand-teal) 35%, transparent);
}

.btn--primary:active {
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.15);
}

/* Secondary / outline */
.btn--secondary {
  background-color: var(--btn-secondary-bg);
  border-color: var(--btn-secondary-border);
  color: var(--btn-secondary-text);
}

.btn--secondary:hover {
  background-color: var(--btn-secondary-bg-hover);
  color: var(--btn-secondary-text);
  transform: translateY(-2px);
}

/* Ghost */
.btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-brand);
}
.btn--ghost:hover { background-color: var(--surface-hover); }

/* Destructive */
.btn--danger {
  background-color: var(--color-danger);
  color: #fff;
  border-color: transparent;
}
.btn--danger:hover { background-color: #dc2626; color: #fff; }

/* Size — compact */
.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: 12px;
}

/* Size — large */
.btn--lg {
  padding: 14px var(--space-8);
  font-size: var(--text-body-md-size);
}

/* Full width */
.btn--block { width: 100%; }

/* Loading state (JS adds .loading) */
.btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.btn.loading .btn__text { opacity: 0; }

.btn.loading::after {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* Disabled */
.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  pointer-events: none;
  transform: none;
}

/* ── Cookie banner ───────────────────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--surface-overlay);
  border-top: 1px solid var(--surface-border);
  box-shadow: 0 -4px 24px rgb(0 0 0 / 0.12);
  animation: slideUp var(--duration-slow) var(--easing-default) both;
}

.cookie-banner__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-5) var(--side-padding-desktop);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-4) var(--space-8);
  align-items: start;
}

.cookie-banner__title {
  grid-column: 1 / -1;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.cookie-banner__message {
  color: var(--text-secondary);
  grid-column: 1;
}

.cookie-banner__actions {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-self: center;
}

.cookie-banner__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: var(--text-label-size);
  font-weight: 600;
  padding: 10px var(--space-5);
  border-radius: var(--radius-btn);
  border: 1px solid var(--surface-border);
  background-color: var(--surface-raised);
  color: var(--text-primary);
  cursor: pointer;
  white-space: nowrap;
  min-width: 140px;
  transition: background-color var(--duration-fast),
              border-color var(--duration-fast),
              color var(--duration-fast),
              transform var(--duration-fast);
}

.cookie-banner__btn:hover {
  border-color: var(--color-brand-teal);
  color: var(--color-brand-teal-strong);
  transform: translateY(-1px);
}

/* Accept all button — first button in actions */
.cookie-banner__btn:first-child {
  background-color: var(--btn-primary-bg);
  border-color: transparent;
  color: var(--btn-primary-text);
}

.cookie-banner__btn:first-child:hover {
  background-color: var(--btn-primary-bg-hover);
  color: var(--btn-primary-text);
}

.cookie-banner__customise {
  grid-column: 1 / -1;
  margin-top: var(--space-2);
}

.cookie-banner__customise > summary {
  /* summary is visually-hidden; trigger via JS toggle */
}

.cookie-banner__categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--surface-border);
  margin-top: var(--space-4);
}

.cookie-banner__category {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* ── Generic form checkbox ───────────────────────────────────────────────── */

.form-checkbox {
  -webkit-appearance: none;
  appearance: none;
  /* Reset the global `input` base rule (base.css) so the box is always exactly 20×20,
     regardless of inherited padding/width/box-sizing. */
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  width: 20px;
  height: 20px;
  min-width: 20px;
  flex: 0 0 20px;
  border: 1.5px solid var(--surface-border);
  border-radius: 4px;
  background-color: var(--surface-raised);
  cursor: pointer;
  flex-shrink: 0;
  display: inline-grid;
  place-content: center;
  transition: background-color var(--duration-fast),
              border-color var(--duration-fast);
}

.form-checkbox::before {
  content: "";
  width: 12px;
  height: 12px;
  transform: scale(0);
  transition: transform var(--duration-fast) var(--easing-default);
  background-color: var(--btn-primary-text);
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0, 43% 62%);
}

.form-checkbox:checked {
  background-color: var(--color-brand-teal);
  border-color: var(--color-brand-teal);
}

.form-checkbox:checked::before {
  transform: scale(1);
}

.form-checkbox:focus-visible {
  outline: 2px solid var(--color-brand-teal-strong);
  outline-offset: 2px;
}

.form-checkbox:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

/* ── Generic form radio ──────────────────────────────────────────────────── */

.form-radio {
  -webkit-appearance: none;
  appearance: none;
  /* Reset the global `input` base rule (base.css) so the control is always exactly 20×20. */
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  width: 20px;
  height: 20px;
  min-width: 20px;
  flex: 0 0 20px;
  border: 1.5px solid var(--surface-border);
  border-radius: 50%;
  background-color: var(--surface-raised);
  cursor: pointer;
  flex-shrink: 0;
  display: inline-grid;
  place-content: center;
  transition: background-color var(--duration-fast),
              border-color var(--duration-fast);
}

.form-radio::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  transform: scale(0);
  transition: transform var(--duration-fast) var(--easing-default);
  background-color: var(--btn-primary-text);
}

.form-radio:checked {
  background-color: var(--color-brand-teal);
  border-color: var(--color-brand-teal);
}

.form-radio:checked::before {
  transform: scale(1);
}

.form-radio:focus-visible {
  outline: 2px solid var(--color-brand-teal-strong);
  outline-offset: 2px;
}

.form-radio:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.cookie-banner__category-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-primary);
  margin-bottom: 0;
  cursor: pointer;
}

.cookie-banner__save {
  margin-top: var(--space-5);
}

.cookie-banner__policy {
  grid-column: 1 / -1;
  color: var(--text-tertiary);
  margin-top: var(--space-2);
}

.cookie-banner__policy-link {
  color: var(--text-link);
}

@media (max-width: 639px) {
  .cookie-banner__inner {
    grid-template-columns: 1fr;
    padding: var(--space-5) var(--side-padding-mobile);
  }
  .cookie-banner__actions {
    grid-column: 1;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .cookie-banner__btn { flex: 1; min-width: 0; }
}

/* ── Disclosure block ────────────────────────────────────────────────────── */
.disclosure-block {
  background-color: var(--surface-sunken);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  margin-top: var(--space-6);
}

.disclosure-block__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.disclosure-block__title {
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.disclosure-block__version {
  font-family: var(--font-mono);
  font-size: var(--text-mono-sm-size);
  color: var(--text-tertiary);
  white-space: nowrap;
  flex-shrink: 0;
}

.disclosure-block__body {
  color: var(--text-secondary);
}

.disclosure-block__body + .disclosure-block__body {
  margin-top: var(--space-3);
}

.disclosure-block__meta {
  color: var(--text-tertiary);
  margin-top: var(--space-3);
}

.disclosure-block__date {
  color: var(--text-tertiary);
}

.disclosure-block__links {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}

.disclosure-block__link {
  font-size: var(--text-body-sm-size);
  color: var(--text-link);
}

.disclosure-block__footer {
  border-top: 1px solid var(--surface-border);
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  color: var(--text-tertiary);
}

/* ── Disclosure toggle (collapsed-by-default, mirrors mobile) ───────────── */
.disclosure-toggle {
  background-color: var(--surface-sunken);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-card);
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-6);
}

.disclosure-toggle > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.disclosure-toggle > summary::-webkit-details-marker { display: none; }

.disclosure-toggle > summary::after {
  content: '+';
  color: var(--text-tertiary);
  font-size: 1.4em;
  line-height: 1;
  flex-shrink: 0;
}

.disclosure-toggle[open] > summary::after { content: '\2212'; }

.disclosure-toggle__icon {
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.disclosure-toggle__summary-text {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.disclosure-toggle__title {
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.disclosure-toggle__preview {
  color: var(--text-tertiary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.disclosure-toggle[open] .disclosure-toggle__preview { display: none; }

.disclosure-toggle__panel {
  margin-top: var(--space-3);
}

.disclosure-toggle__panel .disclosure-block {
  margin-top: 0;
}

/* ── Alert card (signal display) — mockup 9A ─────────────────────────────── */
.alert-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 18px 20px 16px 24px;
  box-shadow: var(--card-shadow);
  transition: transform var(--duration-fast) var(--easing-default),
              box-shadow var(--duration-fast) var(--easing-default);
}

.alert-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgb(0 0 0 / 0.1);
}

/* Congress cards carry no detail link — suppress the hover lift so the card
   doesn't imply an interaction that isn't there. */
.alert-card[data-kind="congressactivity"]:hover {
  transform: none;
  box-shadow: var(--card-shadow);
}

/* Signal kind accent — 6px left edge keyed to data-kind, never red/green.
   Mirrors mobile's signalAccent stripe (docs/07-design-system.md §"Signal kind
   accent stripe"); deviation of extending it to web is logged in
   docs/01-architecture.md §11, pending legal/positioning sign-off. */
.alert-card[data-kind="bullishentry"]     { border-left: 6px solid var(--signal-accent-entry); }
.alert-card[data-kind="longexit"]         { border-left: 6px solid var(--signal-accent-exit); }
.alert-card[data-kind="congressactivity"] { border-left: 6px solid var(--signal-accent-congress); }

/* Card fill — faint per-kind wash (mirrors mobile's card background). */
.alert-card[data-kind="bullishentry"]     { background-color: var(--signal-tint-entry-block); }
.alert-card[data-kind="longexit"]         { background-color: var(--signal-tint-exit-block); }
.alert-card[data-kind="congressactivity"] { background-color: var(--signal-tint-congress-block); }

.alert-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: 14px;
}

.alert-card__header-left {
  display: flex;
  align-items: center;
  gap: 11px;
}

.alert-card__header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.alert-card__new-badge {
  align-self: flex-end;
}

.alert-card__timestamp {
  color: var(--text-tertiary);
  white-space: nowrap;
}

/* Icon chip — tinted per kind (teal entry / amber exit / indigo congress). */
.alert-card__kind-icon {
  width: 36px;
  height: 36px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.alert-card[data-kind="bullishentry"] .alert-card__kind-icon {
  background-color: var(--signal-tint-entry-chip);
  color: var(--signal-tint-entry-on-chip);
}

.alert-card[data-kind="longexit"] .alert-card__kind-icon {
  background-color: var(--signal-tint-exit-chip);
  color: var(--signal-tint-exit-on-chip);
}

.alert-card[data-kind="congressactivity"] .alert-card__kind-icon {
  background-color: var(--signal-tint-congress-chip);
  color: var(--signal-tint-congress-on-chip);
}

/* Uppercase label pill — tinted per kind, replaces the plain coloured text label. */
.alert-card__kind-label {
  font-size: 11px;
  line-height: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 5px 9px;
  border-radius: 6px;
}

.alert-card[data-kind="bullishentry"] .alert-card__kind-label {
  background-color: var(--signal-tint-entry-pill);
  color: var(--signal-tint-entry-on-pill);
}

.alert-card[data-kind="longexit"] .alert-card__kind-label {
  background-color: var(--signal-tint-exit-pill);
  color: var(--signal-tint-exit-on-pill);
}

.alert-card[data-kind="congressactivity"] .alert-card__kind-label {
  background-color: var(--signal-tint-congress-pill);
  color: var(--signal-tint-congress-on-pill);
}

.alert-card__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.alert-card__fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-3);
}

.alert-card__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

/* ── Congress disclosure block ────────────────────────────────────────────
   Purpose-built layout (not the entry/exit identity block): politician is
   the hero, Bought/Sold is a badge on the same row (never overlapping —
   space-between with wrap-safe truncation), then a clear label/value list
   for asset/amount/price, each on its own row with generous vertical gap. */
.alert-card__congress {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-radius: 14px;
  padding: 14px 16px;
  background-color: var(--signal-tint-congress-block);
  border: 1px solid var(--signal-tint-congress-block-border);
}

.alert-card__congress-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.alert-card__congress-politician {
  font-weight: 700;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.alert-card__congress-divider {
  height: 1px;
  background-color: var(--signal-tint-congress-divider);
}

.alert-card__congress-price {
  color: var(--signal-price-congress);
}

.alert-card__fields--congress {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.alert-card__field--row {
  flex-direction: row;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.alert-card__field--row dt {
  color: var(--text-tertiary);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.alert-card__field--row dd {
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Chip — status pill, mirrors mobile's Chip component. success/danger
   (red/green) are approved only for congress trade direction (explicit
   product decision — factual reporting of a lawmaker's own past transaction,
   not our signal direction). Never use them for our own signal kind/price. */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.chip--info {
  background-color: var(--chip-info-bg);
  color: var(--chip-info-text);
}

.chip--warning {
  background-color: var(--chip-warning-bg);
  color: var(--chip-warning-text);
}

.chip--success {
  background-color: var(--chip-success-bg);
  color: var(--chip-success-text);
}

.chip--danger {
  background-color: var(--chip-danger-bg);
  color: var(--chip-danger-text);
}

.alert-card__ai-message {
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Início/Fim lifecycle track ──────────────────────────────────────────
   Symbolic per-kind indicator (not SignalPosition data): entry fills the
   start dot, exit fills the end dot. Fill colour keyed off the ancestor
   .alert-card[data-kind], never red/green. Dots/lines are aria-hidden —
   kind is already conveyed by icon + header label; the Início/Fim text
   stays in the accessibility tree. 9A: two 18px haloed dots inside a
   bordered inset box — not a slider. */
.alert-card__track-box {
  background-color: var(--track-box-bg);
  border: 1px solid var(--track-box-border);
  border-radius: 12px;
  padding: 13px 18px 11px;
}

.alert-card__track {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.alert-card__track-dot {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border-radius: 9px;
  background-color: var(--surface-raised);
  border: 2px solid var(--track-empty-dot-border);
}

.alert-card__track-line {
  flex: 1;
  height: 2px;
  background-color: var(--track-base-line);
}

.alert-card[data-kind="bullishentry"] .alert-card__track-dot--start {
  background-color: var(--signal-accent-entry);
  border: none;
  box-shadow: 0 0 0 4px var(--signal-tint-entry-chip);
}

.alert-card[data-kind="bullishentry"] .alert-card__track-line--a {
  background-color: var(--signal-accent-entry);
}

.alert-card[data-kind="longexit"] .alert-card__track-dot--end {
  background-color: var(--signal-accent-exit);
  border: none;
  box-shadow: 0 0 0 4px var(--signal-tint-exit-chip);
}

.alert-card[data-kind="longexit"] .alert-card__track-line--b {
  background-color: var(--signal-accent-exit);
}

.alert-card__track-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 7px;
}

.alert-card__track-label {
  color: var(--text-tertiary);
  font-size: 11.5px;
}

.alert-card[data-kind="bullishentry"] .alert-card__track-label--start {
  color: var(--signal-tint-entry-on-chip);
  font-weight: 700;
}

.alert-card[data-kind="longexit"] .alert-card__track-label--end {
  color: var(--signal-tint-exit-on-chip);
  font-weight: 700;
}

/* ── Grouped stock identity block ─────────────────────────────────────────
   Tinted per kind (teal entry / amber exit); ticker stays neutral, price
   takes the signalPrice tint — never red/green. */
.alert-card__identity {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-radius: 14px;
  padding: 14px 16px;
  background-color: var(--surface-subtle);
  border: 1px solid var(--card-border);
}

.alert-card[data-kind="bullishentry"] .alert-card__identity {
  background-color: var(--signal-tint-entry-block);
  border-color: var(--signal-tint-entry-block-border);
}

.alert-card[data-kind="longexit"] .alert-card__identity {
  background-color: var(--signal-tint-exit-block);
  border-color: var(--signal-tint-exit-block-border);
}

.alert-card[data-kind="congressactivity"] .alert-card__identity {
  background-color: var(--signal-tint-congress-block);
  border-color: var(--signal-tint-congress-block-border);
}

.alert-card__identity-primary,
.alert-card__identity-secondary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
}

.alert-card__identity-ticker,
.alert-card__identity-price {
  font-size: 20px;
  line-height: 26px;
  font-weight: 700;
}

.alert-card__identity-ticker {
  color: var(--text-primary);
}

.alert-card[data-kind="bullishentry"] .alert-card__identity-price { color: var(--signal-price-entry); }
.alert-card[data-kind="longexit"] .alert-card__identity-price     { color: var(--signal-price-exit); }
.alert-card[data-kind="congressactivity"] .alert-card__identity-price { color: var(--signal-price-congress); }

.alert-card__identity-name {
  color: var(--text-secondary);
}

.alert-card__identity-classification {
  color: var(--text-tertiary);
  white-space: nowrap;
}

/* Free-text search match highlight — ticker/name/sector/industry only, the same
   fields the search box queries against server-side. */
mark.search-highlight {
  background-color: var(--badge-brand-bg);
  color: var(--badge-brand-text);
  font-weight: 700;
  border-radius: 2px;
  padding: 0 2px;
}

.alert-card__identity-divider {
  height: 1px;
  background-color: var(--surface-border);
  margin: 13px 0;
}

.alert-card[data-kind="longexit"] .alert-card__identity-divider {
  background-color: var(--signal-tint-exit-divider);
}

.alert-card__identity-metrics {
  display: flex;
  gap: 28px;
}

.alert-card__metric {
  display: flex;
  flex-direction: column;
}

.alert-card__metric-label {
  color: var(--text-tertiary);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.alert-card__metric-value {
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 600;
  margin-top: 3px;
}

/* ── Plan cards ──────────────────────────────────────────────────────────── */
.plan-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

@media (max-width: 639px) {
  .plan-cards { grid-template-columns: 1fr; }
}

.plan-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  transition: transform var(--duration-fast) var(--easing-default),
              box-shadow var(--duration-fast) var(--easing-default),
              border-color var(--duration-fast) var(--easing-default);
}

.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px color-mix(in srgb, var(--color-brand-teal) 15%, transparent);
  border-color: var(--color-brand-teal);
}

.plan-card--active {
  border-color: var(--color-brand-teal);
  box-shadow: 0 0 0 1px var(--color-brand-teal), var(--card-shadow);
}

.plan-card--current {
  border-color: var(--color-brand-teal);
  box-shadow: 0 0 0 1px var(--color-brand-teal), var(--card-shadow);
}

.plan-card--featured {
  border-color: var(--color-brand-teal);
  box-shadow: 0 0 0 2px var(--color-brand-teal),
              0 16px 40px color-mix(in srgb, var(--color-brand-teal) 22%, transparent);
  transform: translateY(-4px);
  background-image: linear-gradient(180deg,
    color-mix(in srgb, var(--color-brand-teal) 6%, transparent),
    transparent 35%);
}

.plan-card--featured:hover {
  transform: translateY(-8px);
}

.plan-card__ribbon {
  position: absolute;
  top: calc(var(--space-3) * -1);
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-brand-teal);
  color: #fff;
  padding: var(--space-1) var(--space-4);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--color-brand-teal) 30%, transparent);
}

.plan-card__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.plan-card__name-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.plan-card__features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.plan-card__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-body-sm-size);
  color: var(--text-primary);
  line-height: 1.5;
}

.plan-card__feature-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-brand-teal);
  margin-top: 3px;
}

.plan-card__phases-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

/* ── Plan card · Now → Then → Later step strip ───────────────────────────── */
.plan-card__steps-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--surface-border);
}

.plan-card__steps {
  list-style: none;
  margin: 0;
  padding: var(--space-4) 0;
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  align-items: stretch;
  gap: var(--space-2);
}

.plan-card__step {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
  padding: 0 var(--space-1);
}

.plan-card__step-when {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  line-height: 1.3;
  text-wrap: balance;
  /* Reserve room for 2 lines so "AFTER N MONTHS" wrapping doesn't push its
     step's price out of alignment with single-line "NOW" in sibling steps. */
  min-height: 2.6em;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.plan-card__step:first-child .plan-card__step-when { color: var(--color-brand-teal); }

.plan-card__step-price {
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: 800;
  line-height: 1;
  color: var(--text-primary);
}

.plan-card__step-name   { font-size: var(--text-body-sm-size); color: var(--text-secondary); line-height: 1.35; }
.plan-card__step-detail { font-size: 11px; color: var(--text-tertiary); }

.plan-card__step-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-brand-teal);
  font-size: 18px;
  align-self: center;
}

@media (max-width: 519px) {
  .plan-card__steps { grid-auto-flow: row; grid-auto-columns: auto; }
  .plan-card__step-arrow { transform: rotate(90deg); }
}

/* ── Summary callout ─────────────────────────────────────────────────────── */
.plan-card__summary {
  background-color: var(--surface-sunken);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.plan-card__summary-lead { margin: 0; font-size: var(--text-body-sm-size); color: var(--text-primary); line-height: 1.5; }
.plan-card__summary-note { margin: 0; font-size: 12px; color: var(--text-tertiary); }

/* ── Referral highlight card ─────────────────────────────────────────────── */
.plan-card__referral {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-brand-teal);
  border-radius: var(--radius-sm);
  background-color: var(--color-brand-teal-muted);
}
[data-theme="dark"] .plan-card__referral { background-color: var(--color-brand-teal-dim); }

.plan-card__referral-chip {
  flex: 0 0 auto;
  width: 46px; height: 46px;
  border-radius: var(--radius-sm);
  background-color: var(--card-bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  line-height: 1;
}
.plan-card__referral-chip-num  { font-family: var(--font-mono); font-size: 16px; font-weight: 600; color: var(--color-brand-teal); }
.plan-card__referral-chip-unit { font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-brand-teal); margin-top: 2px; }

.plan-card__referral-body  { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.plan-card__referral-title { font-family: var(--font-display); font-weight: 600; font-size: var(--text-body-sm-size); color: var(--text-primary); }
.plan-card__referral-desc  { font-size: 12px; color: var(--text-secondary); line-height: 1.45; }
.plan-card__referral-link  { flex: 0 0 auto; font-size: 12px; font-weight: 600; color: var(--color-brand-teal); white-space: nowrap; }
.plan-card__referral-link:hover { color: var(--color-brand-teal-strong); }

.plan-card__cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: stretch;
  margin-top: auto;
  padding-top: var(--space-2);
}

.plan-card__cta .btn {
  width: 100%;
  text-align: center;
  justify-content: center;
}

.plan-card__cta-note {
  font-size: var(--text-body-sm-size);
  color: var(--text-tertiary);
  text-align: center;
}

.plan-card__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background-color: var(--badge-brand-bg);
  color: var(--badge-brand-text);
  width: fit-content;
}

.plan-card__badge--muted {
  background-color: var(--surface-subtle);
  color: var(--text-secondary);
}

.plan-card__name {
  font-family: var(--font-display);
  font-size: var(--text-heading-lg-size);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.plan-card__description {
  color: var(--text-secondary);
  font-size: var(--text-body-md-size);
}

/* ── Value prop card ─────────────────────────────────────────────────────── */
.value-prop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 1023px) {
  .value-prop-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 639px) {
  .value-prop-grid { grid-template-columns: 1fr; }
}

.value-prop {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  box-shadow: var(--card-shadow);
  transition: transform var(--duration-fast) var(--easing-default),
              box-shadow var(--duration-fast) var(--easing-default);
}

.value-prop:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgb(0 0 0 / 0.08);
}

.value-prop h2 {
  font-size: var(--text-heading-lg-size);
  line-height: var(--text-heading-lg-line);
  font-weight: var(--text-heading-lg-weight);
  font-family: var(--font-body);
  margin-bottom: var(--space-3);
}

.value-prop p { color: var(--text-secondary); }

/* ── Badge ───────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background-color: var(--badge-brand-bg);
  color: var(--badge-brand-text);
}

/* ── Form field group ────────────────────────────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Space consecutive field groups apart — checkbox fields stay tightly stacked
   as a list, so they're excluded (no visible gap wanted between checkboxes). */
.field + .field:not(.field--checkbox) {
  margin-block-start: var(--space-4);
}

.field--error input,
.field--error textarea,
.field--error select {
  border-color: var(--color-danger);
}

.field--error input:focus,
.field--error textarea:focus {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-danger) 20%, transparent);
}

.field--success input,
.field--success textarea {
  border-color: var(--color-success);
}

.field__error {
  font-size: var(--text-body-sm-size);
  color: var(--color-danger);
  animation: fadeInUp 150ms var(--easing-default) both;
}

.field__hint {
  font-size: var(--text-body-sm-size);
  color: var(--text-tertiary);
}

/* Shake animation target applied by forms.js */
.field.shake {
  animation: shake 400ms var(--easing-default) both;
}

.field--checkbox {
  flex-direction: row;
  align-items: center;
  gap: var(--space-2);
}

.field__checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--text-body-md-size);
  color: var(--text-primary);
  user-select: none;
}

.field-group {
  border: none;
  padding: 0;
  margin: 0 0 var(--space-4);
}

.field-group__legend {
  font-size: var(--text-label-size);
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-block-end: var(--space-3);
  padding: 0;
}

/* ── Language switch ─────────────────────────────────────────────────────── */
/* Loaded by both public (layout.css) and admin (admin.css) modes. */
.language-switch {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.language-switch__link {
  font-family: var(--font-body);
  font-size: var(--text-label-size);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-1) var(--space-2);
  border-radius: 4px;
  transition: color var(--duration-fast), background-color var(--duration-fast);
}

.language-switch__link:hover,
.language-switch__link[aria-current="true"] {
  color: var(--text-brand);
  background-color: var(--color-brand-teal-muted);
}

[data-theme="dark"] .language-switch__link:hover,
[data-theme="dark"] .language-switch__link[aria-current="true"] {
  background-color: var(--color-brand-teal-dim);
}

/* ── Empty State ─────────────────────────────────────────────────────────── */
.empty-state { padding: var(--space-10) var(--space-4); text-align: center; }
.empty-state__icon { width: 48px; height: 48px; color: var(--text-tertiary); margin: 0 auto var(--space-4); }
.empty-state__title { font-size: var(--text-heading-md-size); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-2); }
.empty-state__body { font-size: var(--text-body-sm-size); color: var(--text-tertiary); max-width: 36ch; margin: 0 auto var(--space-6); }

/* ==========================================================================
   MARKETING PRIMITIVES — shared across public pages
   section headings · feature grid · step list · stat strip · trust badges
   · CTA band · product preview · pills · prose callouts
   ========================================================================== */

/* ── Section heading (eyebrow + title + lead) ──────────────────────────────── */
.section-heading { max-width: 760px; margin-inline: auto; text-align: center; display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-10); }
.section-heading--start { text-align: left; margin-inline: 0; }
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-label-size);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-brand);
}
.section-heading h2 {
  font-family: var(--font-display);
  font-size: var(--text-display-sm-size);
  line-height: var(--text-display-sm-line);
  font-weight: 700;
  color: var(--text-primary);
  text-wrap: balance;
}
.section-heading__lead { font-size: var(--text-body-lg-size); line-height: var(--text-body-lg-line); color: var(--text-secondary); }
.section-heading--start .section-heading__lead { margin-inline: 0; }

@media (max-width: 639px) {
  .section-heading h2 { font-size: var(--text-heading-lg-size); line-height: var(--text-heading-lg-line); }
}

/* ── Section background modifiers ──────────────────────────────────────────── */
.section--muted { background-color: var(--surface-raised); }
.section--sunken { background-color: var(--surface-sunken); }

/* ── Feature grid + card ───────────────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.feature-grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1023px) { .feature-grid, .feature-grid--2 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 639px)  { .feature-grid, .feature-grid--2 { grid-template-columns: 1fr; } }

.feature-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform var(--duration-fast) var(--easing-default),
              box-shadow var(--duration-fast) var(--easing-default),
              border-color var(--duration-fast) var(--easing-default);
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgb(0 0 0 / 0.08);
  border-color: color-mix(in srgb, var(--color-brand-teal) 50%, var(--card-border));
}
.feature-card__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-card);
  background-color: var(--color-brand-teal-muted);
  color: var(--color-brand-teal-strong);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.feature-card__icon svg { width: 22px; height: 22px; }
[data-theme="dark"] .feature-card__icon { background-color: var(--color-brand-teal-dim); color: var(--color-brand-teal); }
.feature-card__title { font-family: var(--font-display); font-size: var(--text-heading-md-size); font-weight: 600; color: var(--text-primary); }
.feature-card__body { color: var(--text-secondary); font-size: var(--text-body-md-size); }
.feature-card__link { font-size: var(--text-body-sm-size); font-weight: 600; color: var(--text-link); text-decoration: none; margin-top: auto; }
.feature-card__link:hover { text-decoration: underline; }

/* ── Numbered step list ────────────────────────────────────────────────────── */
.step-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); counter-reset: step; }
@media (max-width: 1023px) { .step-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 479px)  { .step-list { grid-template-columns: 1fr; } }

.step { counter-increment: step; display: flex; flex-direction: column; gap: var(--space-3); position: relative; }
.step__num {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--gradient-brand-linear);
  color: #fff; font-family: var(--font-display); font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.step__num::before { content: counter(step); }
.step__title { font-family: var(--font-display); font-size: var(--text-heading-md-size); font-weight: 600; color: var(--text-primary); }
.step__body { color: var(--text-secondary); font-size: var(--text-body-md-size); }

/* ── Stat strip ────────────────────────────────────────────────────────────── */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  background-color: var(--card-bg);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}
@media (max-width: 639px) { .stat-strip { grid-template-columns: repeat(2, 1fr); } }
.stat { padding: var(--space-6) var(--space-4); text-align: center; border-right: 1px solid var(--surface-border); }
.stat:last-child { border-right: none; }
@media (max-width: 639px) {
  .stat { border-right: none; border-bottom: 1px solid var(--surface-border); }
  .stat:nth-child(odd) { border-right: 1px solid var(--surface-border); }
}
.stat__value { font-family: var(--font-display); font-size: var(--text-display-sm-size); font-weight: 700; color: var(--text-brand); line-height: 1.1; }
.stat__label { font-size: var(--text-body-sm-size); color: var(--text-secondary); margin-top: var(--space-1); }

/* ── Trust badges ──────────────────────────────────────────────────────────── */
.trust-badges { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin: 0; padding: 0; }
.trust-badge a {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--surface-border);
  border-radius: 999px;
  background-color: var(--card-bg);
  color: var(--text-secondary);
  font-size: var(--text-body-sm-size);
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--duration-fast), color var(--duration-fast), transform var(--duration-fast);
}
.trust-badge a:hover { border-color: var(--color-brand-teal); color: var(--text-brand); transform: translateY(-1px); }
.trust-badge__icon { width: 18px; height: 18px; color: var(--color-brand-teal-strong); flex-shrink: 0; }
[data-theme="dark"] .trust-badge__icon { color: var(--color-brand-teal); }

/* ── CTA band ──────────────────────────────────────────────────────────────── */
.cta-band { background: var(--gradient-brand-linear); position: relative; overflow: hidden; }
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background-image: url('/img/wave-motif.svg');
  background-repeat: no-repeat; background-position: bottom center; background-size: 120% auto;
  opacity: 0.08; pointer-events: none;
}
.cta-band__inner { position: relative; display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-4); }
.cta-band__heading { font-family: var(--font-display); font-size: var(--text-display-sm-size); line-height: var(--text-display-sm-line); font-weight: 700; color: #fff; max-width: 640px; text-wrap: balance; }
.cta-band__body { color: rgb(255 255 255 / 0.88); font-size: var(--text-body-lg-size); max-width: 560px; }
.cta-band__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin-top: var(--space-2); }
.cta-band .btn--secondary { background-color: rgb(255 255 255 / 0.12); border-color: rgb(255 255 255 / 0.5); color: #fff; }
.cta-band .btn--secondary:hover { background-color: rgb(255 255 255 / 0.2); color: #fff; }
.cta-band__microcopy { color: rgb(255 255 255 / 0.7); font-size: var(--text-body-sm-size); margin-top: var(--space-1); }

/* ── Product preview (illustrative signal feed) ────────────────────────────── */
.product-preview {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-modal);
  background-color: var(--card-bg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.product-preview__chrome {
  display: flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background-color: var(--surface-sunken);
  border-bottom: 1px solid var(--surface-border);
}
.product-preview__dot { width: 10px; height: 10px; border-radius: 50%; background-color: var(--surface-border); }
.product-preview__title { font-size: var(--text-body-sm-size); color: var(--text-tertiary); font-family: var(--font-mono); margin-left: var(--space-2); }
.product-preview__tag {
  margin-left: auto;
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text-secondary);
  background-color: var(--surface-raised);
  border: 1px solid var(--surface-border);
  border-radius: 999px;
  padding: 2px var(--space-3);
}
.product-preview__feed { display: flex; flex-direction: column; }
.signal-mock { display: flex; align-items: flex-start; gap: var(--space-4); padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--surface-border); }
.signal-mock__icon {
  width: 38px; height: 38px; border-radius: var(--radius-btn);
  background-color: var(--color-brand-teal-muted); color: var(--color-brand-teal-strong);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.signal-mock__icon svg { width: 20px; height: 20px; }
[data-theme="dark"] .signal-mock__icon { background-color: var(--color-brand-teal-dim); color: var(--color-brand-teal); }
.signal-mock__main { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.signal-mock__kind { font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-brand); }
.signal-mock__name { font-size: var(--text-body-md-size); color: var(--text-primary); }
.signal-mock__ticker { font-family: var(--font-mono); font-weight: 600; }
.signal-mock__detail { font-size: var(--text-body-sm-size); color: var(--text-secondary); }
.signal-mock__time { font-size: var(--text-body-sm-size); color: var(--text-tertiary); font-family: var(--font-mono); flex-shrink: 0; }
.product-preview__disclosure { padding: var(--space-4) var(--space-5); font-size: var(--text-body-sm-size); color: var(--text-tertiary); background-color: var(--surface-sunken); }
.product-preview__disclosure a { color: var(--text-link); }
@media (max-width: 479px) { .signal-mock__time { display: none; } }