/* SignVerse — Premium Settings design system (shell, grouped nav, hero, stat row, section
   cards, side panels, sub-tabs). Builds on the existing theme: colors/radius/shadow via --sf-*
   (sf-core.css + sf-theme.js), typography via --sv-* (sv-tokens.css), and reuses sf-account.css
   components (.sf-stat-card, .sf-badge, .sf-table, .sf-info-card, avatars). No hardcoded UI
   colors; namespaced .st-* to avoid collisions. */

:root {
  --st-rail-w: 248px;
  --st-gap: 20px;
  --st-navy: #0b1026;          /* hero foundation — also lives in the SVG assets */
}

/* ── Shell ───────────────────────────────────────────────────────────── */
/* No fixed inner width — the sidebar+.sf-main already own layout. A cap
   here creates a dead band on wide monitors that reads as an iframed
   embed instead of a native page. Padding still comes from .sf-main. */
.st-wrap { max-width: none; margin: 0; padding: 0; }

/* Change-plan modal (sub-plan-modal) uses .sf-modal-overlay as the OUTER
   container, but sf-core.css defines that class as an internal backdrop
   (position:fixed, z-index:-1) meant to sit BEHIND .sf-modal-content
   inside a .sf-modal wrapper. When the JS toggles .active, without these
   rules the overlay stays at z-index:-1 (invisible behind page content),
   so clicking Upgrade / Change plan / Compare plans read as "button does
   nothing" even though the classList change succeeded. Promote to a real
   modal when .active is set, and show the inner .sf-modal card. */
.sf-modal-overlay.active {
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sf-modal-overlay.active > .sf-modal {
  display: flex;
  flex-direction: column;
  background: var(--sf-surface);
  border-radius: var(--sf-radius-lg);
  box-shadow: var(--sf-shadow-lg);
  max-width: 640px;
  width: 100%;
  max-height: calc(var(--sf-vh, 1vh) * 85);
  overflow: hidden;
}

/* ═══════════════════════════════════════════════════════════════════
   Plan Upgrade Wizard (.plan-modal, .pu-*) — TI-27 v2.
   Selector + detail on Step 1, plan summary + order summary on Step 2,
   sticky header + footer that never overlap the body. Layout uses the
   mandatory 3-flex-item pattern (header 0-0-auto, body 1-1-auto with
   min-height:0, footer 0-0-auto) so overflow lives on the body ONLY.
   ═════════════════════════════════════════════════════════════════════ */

.sf-modal-overlay.active#sub-plan-modal {
  background: rgba(15, 23, 42, .48);
  padding: 24px;
  overflow: hidden;  /* body inside the shell scrolls, not the overlay */
}
/* Structural shell — everything else follows from this contract */
.sf-modal-overlay.active#sub-plan-modal > .plan-modal__shell {
  display: flex;
  flex-direction: column;
  width: min(1120px, calc(100vw - 48px));
  max-width: 1120px !important;
  max-height: min(calc(var(--sf-vh, 1vh) * 88), 880px) !important;
  background: var(--sf-surface);
  border-radius: 24px;
  box-shadow: 0 30px 80px rgba(15,23,42,.26);
  overflow: hidden;
}

.plan-modal__header {
  flex: 0 0 auto;
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 24px;
  padding: 22px 28px 18px;
  border-bottom: 1px solid var(--sf-border);
  background: var(--sf-surface);
}
.plan-modal__header-copy h3.plan-modal__title {
  margin: 0 0 4px;
  font-size: var(--sv-text-xl);
  font-weight: var(--sv-weight-extrabold);
  color: var(--sf-text);
  letter-spacing: -0.01em;
}
.plan-modal__header-copy p.plan-modal__subtitle {
  margin: 0;
  font-size: var(--sv-text-sm);
  color: var(--sf-text-muted);
  max-width: 62ch;
}
.plan-modal__header-tools {
  display: flex; align-items: center; gap: 12px; flex: 0 0 auto;
}

.plan-modal__body {
  /* The critical trio: flex:1, min-height:0, scroll here. */
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 24px 28px;
  background: var(--sf-bg);
}
/* Thin scrollbar so the modal reads premium instead of "broken". */
.plan-modal__body::-webkit-scrollbar { width: 8px; }
.plan-modal__body::-webkit-scrollbar-track { background: transparent; }
.plan-modal__body::-webkit-scrollbar-thumb {
  background: var(--sf-border-strong);
  border-radius: 999px;
  border: 2px solid var(--sf-bg);
}
.plan-modal__body::-webkit-scrollbar-thumb:hover { background: var(--sf-text-subtle); }
.plan-modal__body { scrollbar-width: thin; scrollbar-color: var(--sf-border-strong) transparent; }

.plan-modal__footer {
  flex: 0 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding: 16px 28px;
  border-top: 1px solid var(--sf-border);
  background: var(--sf-surface);
}
.pu-footer__note {
  color: var(--sf-text-muted);
  font-size: var(--sv-text-xs);
  display: inline-flex; align-items: center; gap: 8px;
}
.pu-footer__actions {
  display: flex; gap: 10px; flex: 0 0 auto;
}

/* ── Wizard step indicator (matches the pattern used by owner-email
   change + invite-accept modals). Two dots + labels + a connector line
   that fills as the user progresses. Colors follow the theme. */
.pu-steps {
  list-style: none; padding: 0; margin: 0 0 12px;
  display: inline-flex; align-items: center; gap: 12px;
  font-size: var(--sv-text-xs);
}
.pu-steps__item {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--sf-text-muted);
  position: relative;
}
.pu-steps__item:not(:last-child)::after {
  content: "";
  display: inline-block;
  width: 32px; height: 2px;
  background: var(--sf-border);
  margin-left: 4px;
  border-radius: 1px;
}
.pu-steps__num {
  width: 22px; height: 22px;
  border-radius: 999px;
  border: 1.5px solid var(--sf-border-strong);
  color: var(--sf-text-muted);
  background: var(--sf-surface);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: var(--sv-weight-bold);
  transition: background .12s, color .12s, border-color .12s;
}
.pu-steps__label {
  font-weight: var(--sv-weight-semibold);
  letter-spacing: 0.02em;
}
.pu-steps__item.is-active {
  color: var(--sf-brand);
}
.pu-steps__item.is-active .pu-steps__num {
  background: var(--sf-brand);
  color: #fff;
  border-color: var(--sf-brand);
}
.pu-steps__item.is-done .pu-steps__num {
  background: var(--sf-success);
  color: #fff;
  border-color: var(--sf-success);
}
.pu-steps__item.is-done { color: var(--sf-success); }
.pu-steps__item.is-done + .pu-steps__item::before,
.pu-steps__item.is-done::after {
  background: var(--sf-success);
}

/* ── Header controls ── */
.pu-cycle {
  display: inline-flex;
  background: var(--sf-bg);
  border-radius: 999px;
  padding: 3px;
  font-size: var(--sv-text-xs);
  font-weight: var(--sv-weight-semibold);
}
.pu-cycle__tab {
  border: 0; background: transparent;
  padding: 7px 14px;
  border-radius: 999px;
  color: var(--sf-text-muted);
  cursor: pointer;
  font: inherit;
  transition: background .12s, color .12s;
}
.pu-cycle__tab.is-on {
  background: var(--sf-surface);
  color: var(--sf-text);
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.pu-close {
  width: 36px; height: 36px;
  border: 0; background: transparent; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--sf-text-muted);
  transition: background .12s, color .12s;
}
.pu-close:hover { background: var(--sf-bg); color: var(--sf-text); }
.pu-close:focus-visible { outline: 2px solid var(--sf-brand); outline-offset: 2px; }

/* Step sections use the HTML `hidden` attribute + JS toggle. The declared
   `display: grid` on the step wrappers would override the browser default
   for `[hidden]`, so add the override explicitly here — otherwise the
   compare step bleeds through onto the review step. */
.pu-compare[hidden],
.pu-review[hidden] { display: none !important; }

/* ── Step 1: Compare (selector + detail) ── */
.pu-compare {
  display: grid;
  grid-template-columns: minmax(320px, 380px) 1fr;
  gap: 20px;
  align-items: start;
}
.pu-selector {
  display: flex; flex-direction: column;
  gap: 10px;
}
.pu-option {
  display: grid;
  grid-template-columns: 20px 1fr auto;
  gap: 14px;
  align-items: center;
  background: var(--sf-surface);
  border: 1.5px solid var(--sf-border);
  border-radius: 14px;
  padding: 14px 16px;
  text-align: left;
  cursor: pointer;
  transition: border-color .12s, box-shadow .12s, background .12s;
  position: relative;
  font-family: inherit;
  width: 100%;
}
.pu-option:hover:not(.is-disabled) {
  border-color: var(--sf-border-strong);
}
.pu-option.is-selected {
  border-color: var(--sf-brand);
  box-shadow: 0 0 0 1px var(--sf-brand), 0 8px 24px rgba(var(--sf-brand-rgb, 11,99,246), .10);
}
.pu-option.is-current { background: var(--sf-brand-light, rgba(var(--sf-brand-rgb, 11,99,246), .05)); }
.pu-option.is-disabled { opacity: .55; cursor: not-allowed; }
.pu-option:focus-visible { outline: 2px solid var(--sf-brand); outline-offset: 2px; }

.pu-option__radio {
  width: 18px; height: 18px;
  border-radius: 999px;
  border: 2px solid var(--sf-border-strong);
  background: var(--sf-surface);
  display: inline-block; position: relative;
  transition: border-color .12s, background .12s;
}
.pu-option.is-selected .pu-option__radio {
  border-color: var(--sf-brand);
  background: var(--sf-brand);
}
.pu-option.is-selected .pu-option__radio::after {
  content: "";
  position: absolute; inset: 4px;
  border-radius: 999px;
  background: #fff;
}

.pu-option__body { min-width: 0; }
.pu-option__name-row {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-bottom: 2px;
}
.pu-option__name {
  font-size: var(--sv-text-md);
  font-weight: var(--sv-weight-bold);
  color: var(--sf-text);
}
.pu-option__desc {
  font-size: var(--sv-text-xs);
  color: var(--sf-text-muted);
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.pu-option__price {
  font-size: var(--sv-text-sm);
  font-weight: var(--sv-weight-bold);
  color: var(--sf-text);
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.pu-option__price small {
  display: block;
  font-size: 11px;
  font-weight: var(--sv-weight-normal);
  color: var(--sf-text-muted);
  margin-top: 1px;
}

/* Chips on the option row */
.pu-chip {
  font-size: 10px;
  font-weight: var(--sv-weight-extrabold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  line-height: 1;
  display: inline-block;
}
.pu-chip--current { color: var(--sf-info-text, #1d4ed8); background: var(--sf-info-bg, #dbeafe); }
.pu-chip--popular { color: #fff; background: linear-gradient(135deg, var(--sf-brand), var(--sf-brand-active)); }
.pu-chip--discount { color: #fff; background: linear-gradient(135deg, #16a34a, #15803d); }

/* ── Detail panel (right column) ── */
.pu-detail {
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: 18px;
  padding: 26px 26px 24px;
  min-height: 100%;
  display: flex; flex-direction: column;
}
.pu-detail__badges {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 14px;
  min-height: 22px;
}
.pu-detail__name {
  font-size: var(--sv-text-2xl);
  font-weight: var(--sv-weight-extrabold);
  color: var(--sf-text);
  margin: 0 0 4px;
  letter-spacing: -0.02em;
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
}
.pu-detail__desc {
  font-size: var(--sv-text-sm);
  color: var(--sf-text-muted);
  margin: 0 0 20px;
  line-height: 1.5;
}
.pu-detail__price-block {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
  padding: 16px 0;
  border-top: 1px solid var(--sf-border);
  border-bottom: 1px solid var(--sf-border);
  font-variant-numeric: tabular-nums;
  margin-bottom: 22px;
}
.pu-detail__price-strike {
  font-size: var(--sv-text-md);
  color: var(--sf-text-subtle);
  text-decoration: line-through;
  font-weight: var(--sv-weight-medium);
}
.pu-detail__price {
  font-size: 36px;
  font-weight: var(--sv-weight-extrabold);
  color: var(--sf-text);
  line-height: 1;
  letter-spacing: -0.02em;
}
.pu-detail__price-unit {
  font-size: var(--sv-text-sm);
  color: var(--sf-text-muted);
  font-weight: var(--sv-weight-medium);
}
.pu-detail__section-title {
  font-size: 11px;
  font-weight: var(--sv-weight-bold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sf-text-muted);
  margin: 0 0 10px;
}
.pu-detail__features {
  list-style: none; padding: 0; margin: 0 0 20px;
  display: flex; flex-direction: column; gap: 10px;
  font-size: var(--sv-text-sm);
  color: var(--sf-text);
}
.pu-detail__features li {
  display: flex; align-items: flex-start; gap: 9px;
  line-height: 1.4;
}
.pu-detail__features li::before {
  content: "";
  width: 14px; height: 14px;
  margin-top: 3px;
  flex: 0 0 auto;
  background-color: var(--sf-success);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center / contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center / contain no-repeat;
}
.pu-detail__impact {
  margin-top: auto;
  padding: 14px 16px;
  background: var(--sf-bg);
  border-radius: 12px;
  font-size: var(--sv-text-sm);
  color: var(--sf-text);
  display: flex; gap: 10px; align-items: flex-start;
}
.pu-detail__impact.is-warn {
  background: var(--sf-warning-bg, #fef3c7);
  color: var(--sf-warning-text, #92400e);
}
.pu-detail__impact strong { display: block; margin-bottom: 2px; }

/* ── Step 2: Review (plan summary + order summary) ── */
.pu-crumb {
  display: inline-flex; align-items: center; gap: 6px;
  border: 0; background: transparent;
  padding: 4px 8px 4px 4px;
  border-radius: 8px;
  font-size: var(--sv-text-xs);
  font-weight: var(--sv-weight-semibold);
  color: var(--sf-text-muted);
  cursor: pointer;
  margin-bottom: 14px;
  font-family: inherit;
  transition: color .12s, background .12s;
}
.pu-crumb:hover { color: var(--sf-text); background: var(--sf-surface-alt); }

/* Two-column review — 1.1fr / 1fr on wide, but keep it side-by-side down
   to ~640px because the modal shell itself is already at that width when
   the viewport is narrow. Only collapses on true mobile. */
.pu-review__grid {
  display: grid;
  grid-template-columns: minmax(260px, 1.1fr) minmax(260px, 1fr);
  gap: 20px;
}
.pu-review__plan,
.pu-order {
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: 16px;
  padding: 22px;
}
.pu-review__plan {
  background: linear-gradient(160deg, var(--sf-surface),
                              var(--sf-brand-light, rgba(var(--sf-brand-rgb, 11,99,246), .07)) 320%);
}
.pu-eyebrow {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sf-text-muted);
  font-weight: var(--sv-weight-bold);
  margin: 0 0 8px;
}
.pu-review__plan-name {
  font-size: var(--sv-text-xl);
  font-weight: var(--sv-weight-extrabold);
  margin: 0 0 4px;
  color: var(--sf-text);
  letter-spacing: -0.01em;
}
.pu-review__plan-desc {
  font-size: var(--sv-text-sm);
  color: var(--sf-text-muted);
  margin: 0 0 16px;
}
.pu-review__price {
  display: flex; align-items: baseline; gap: 6px;
  font-variant-numeric: tabular-nums;
  margin-bottom: 18px;
}
.pu-review__price-amt {
  font-size: 30px;
  font-weight: var(--sv-weight-extrabold);
  color: var(--sf-text);
  letter-spacing: -0.02em;
}
.pu-review__price-unit {
  font-size: var(--sv-text-sm);
  color: var(--sf-text-muted);
}
.pu-review__highlights {
  list-style: none; padding: 0; margin: 0 0 18px;
  display: flex; flex-direction: column; gap: 8px;
  font-size: var(--sv-text-sm);
}
.pu-review__highlights li {
  display: flex; align-items: flex-start; gap: 9px;
  color: var(--sf-text);
}
.pu-review__highlights li::before {
  content: "";
  width: 14px; height: 14px;
  margin-top: 3px;
  flex: 0 0 auto;
  background-color: var(--sf-success);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center / contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center / contain no-repeat;
}
.pu-review__meta {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  font-size: var(--sv-text-xs);
  padding-top: 16px;
  border-top: 1px dashed var(--sf-border);
}
.pu-review__meta div span {
  display: block;
  color: var(--sf-text-muted);
  margin-bottom: 2px;
}
.pu-review__meta div strong {
  font-weight: var(--sv-weight-semibold);
  color: var(--sf-text);
}

.pu-order__line {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 10px 0;
  font-size: var(--sv-text-md);
  border-bottom: 1px solid var(--sf-border);
  font-variant-numeric: tabular-nums;
  gap: 12px;
}
.pu-order__line:last-of-type { border-bottom: 0; }
.pu-order__lbl { color: var(--sf-text); font-weight: var(--sv-weight-medium); }
.pu-order__sub {
  display: block; color: var(--sf-text-muted);
  font-size: var(--sv-text-xs);
  font-weight: var(--sv-weight-normal);
  margin-top: 2px;
}
.pu-order__val {
  font-weight: var(--sv-weight-semibold);
  color: var(--sf-text);
  white-space: nowrap;
}
.pu-order__line--credit .pu-order__val { color: var(--sf-success); }
.pu-order__total {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0 4px;
  font-size: var(--sv-text-md);
  font-weight: var(--sv-weight-bold);
  margin-top: 8px;
  border-top: 2px solid var(--sf-text);
}
.pu-order__total-val {
  font-size: var(--sv-text-xl);
  font-weight: var(--sv-weight-extrabold);
  font-variant-numeric: tabular-nums;
}

.pu-payment {
  display: flex; align-items: center; gap: 12px;
  margin-top: 20px;
  padding: 14px 16px;
  background: var(--sf-bg);
  border: 1px solid var(--sf-border);
  border-radius: 12px;
}
.pu-payment--empty {
  background: var(--sf-brand-light, rgba(var(--sf-brand-rgb, 11,99,246), .06));
  border: 1px solid rgba(var(--sf-brand-rgb, 11,99,246), .18);
}
.pu-payment__icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--sf-surface);
  color: var(--sf-brand);
  border: 1px solid var(--sf-border);
  flex: 0 0 auto;
}
.pu-payment--empty .pu-payment__icon {
  background: var(--sf-surface);
  color: var(--sf-brand);
}
.pu-payment__meta { flex: 1; font-size: var(--sv-text-sm); }
.pu-payment__meta strong {
  display: block;
  font-weight: var(--sv-weight-semibold);
  color: var(--sf-text);
}
.pu-payment__meta small {
  color: var(--sf-text-muted);
  font-size: var(--sv-text-xs);
}
.pu-icon-btn {
  width: 32px; height: 32px;
  border: 0; background: transparent; border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--sf-text-muted);
}
.pu-icon-btn:hover { background: var(--sf-surface); color: var(--sf-text); }

.pu-downgrade {
  margin-top: 20px;
  background: var(--sf-warning-bg, #fef3c7);
  color: var(--sf-warning-text, #92400e);
  border: 1px solid var(--sf-warning-border, #fde68a);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: var(--sv-text-sm);
  display: flex; gap: 10px; align-items: flex-start;
}
.pu-error {
  margin-top: 20px;
  background: var(--sf-error-bg);
  color: var(--sf-error-text);
  border: 1px solid var(--sf-error-border);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: var(--sv-text-sm);
}
.pu-error a { color: var(--sf-brand); text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .sf-modal-overlay.active#sub-plan-modal { padding: 0; }
  .sf-modal-overlay.active#sub-plan-modal > .plan-modal__shell {
    width: 100%;
    max-width: 100% !important;
    max-height: calc(var(--sf-vh, 1vh) * 100) !important;
    border-radius: 0;
  }
  .plan-modal__header { padding: 16px 20px 14px; flex-wrap: wrap; }
  .plan-modal__body { padding: 20px; }
  .plan-modal__footer { padding: 12px 20px; flex-wrap: wrap; }
  .pu-footer__note { flex-basis: 100%; order: 2; }
  .pu-footer__actions { order: 1; width: 100%; }
  .pu-footer__actions .sf-btn { flex: 1; }
  .pu-compare { grid-template-columns: 1fr; }
}
/* Review stays side-by-side down to true mobile — the minmax(260px, …)
   guarantees each column has legible width before collapsing. */
@media (max-width: 640px) {
  .pu-review__grid { grid-template-columns: 1fr; }
  .pu-steps__item:not(:last-child)::after { width: 20px; }
  .pu-steps__label { display: none; }
}
@media (max-width: 520px) {
  .pu-cycle { display: none; }
  .pu-detail__price { font-size: 30px; }
  .pu-option { padding: 12px 14px; gap: 10px; }
  .pu-option__price { font-size: var(--sv-text-xs); }
}

.st-topbar { display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.st-topbar-head { flex: 1 1 auto; min-width: 200px; }
.st-title { font-family: var(--sv-font-family); font-size: var(--sv-text-2xl); font-weight: var(--sv-weight-extrabold); color: var(--sf-text); line-height: var(--sv-leading-tight); margin: 0; }
.st-subtitle { font-size: var(--sv-text-md); color: var(--sf-text-muted); margin-top: 4px; }
.st-topbar-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.st-search { position: relative; width: 280px; max-width: 40vw; }
.st-search svg, .st-search i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--sf-text-subtle); pointer-events: none; }
.st-search input { width: 100%; padding-left: 36px; }
.st-search kbd { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-size: var(--sv-text-xs); color: var(--sf-text-subtle); background: var(--sf-surface-alt); border: 1px solid var(--sf-border); border-radius: var(--sf-radius-sm); padding: 1px 6px; }

/* Single sidebar: settings nav lives in the dark app sidebar, content fills the rest. */
.st-layout { display: block; }
.st-content { max-width: none; }

/* ── Settings mode — navigation inside the single dark app sidebar ───────── */
.sf-sidebar-settings .sf-sidebar-scroll { flex: 1 1 auto; min-height: 0; overflow-y: auto; overflow-x: hidden; padding: 2px 0 10px; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.15) transparent; }
.sf-sidebar-settings .sf-sidebar-scroll::-webkit-scrollbar { width: 4px; }
.sf-sidebar-settings .sf-sidebar-scroll::-webkit-scrollbar-track { background: transparent; }
.sf-sidebar-settings .sf-sidebar-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 4px; }
.sf-sidebar-settings .sf-sidebar-scroll::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.3); }
.sf-sidebar-home { text-decoration: none; }
.sf-sidebar-back { display: flex; align-items: center; gap: 9px; padding: 2px 16px 10px; color: #64748b; font-size: var(--sv-text-sm); text-decoration: none; white-space: nowrap; }
.sf-sidebar-back:hover { color: #e2e8f0; }
.sf-sidebar-back svg, .sf-sidebar-back i { width: 15px; height: 15px; flex: 0 0 auto; }
.sf-nav-group { padding: 6px 0; border-top: 1px solid rgba(255, 255, 255, 0.07); }
.sf-nav-group:first-child { border-top: none; }
.sf-nav-label { font-size: 10.5px; font-weight: var(--sv-weight-bold); letter-spacing: .06em; text-transform: uppercase; color: #5b6b85; padding: 6px 16px 4px; }
.sf-sidebar-settings .sf-sidebar-item { width: 100%; text-align: left; background: transparent; border: 0; font-family: var(--sv-font-family); }
.sf-sidebar.collapsed .sf-nav-label { display: none; }
.sf-sidebar.collapsed .sf-sidebar-back { justify-content: center; }

/* ── Grouped nav rail ────────────────────────────────────────────────── */
.st-rail { position: sticky; top: 16px; background: var(--sf-surface); border: 1px solid var(--sf-border); border-radius: var(--sf-radius-lg); box-shadow: var(--sf-shadow-sm); padding: 10px; max-height: calc(var(--sf-vh, 1vh) * 100 - 32px); overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--sf-border) transparent; }
.st-rail::-webkit-scrollbar { width: 4px; }
.st-rail::-webkit-scrollbar-track { background: transparent; }
.st-rail::-webkit-scrollbar-thumb { background: var(--sf-border); border-radius: 4px; }
.st-nav-group { margin-bottom: 10px; }
.st-nav-label { font-size: var(--sv-text-xs); font-weight: var(--sv-weight-bold); letter-spacing: .06em; text-transform: uppercase; color: var(--sf-text-subtle); padding: 8px 10px 4px; }
.st-nav-item { display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; border: 0; cursor: pointer; background: transparent; padding: 8px 10px; border-radius: var(--sf-radius-md); font-family: var(--sv-font-family); font-size: var(--sv-text-md); font-weight: var(--sv-weight-medium); color: var(--sf-text-muted); }
.st-nav-item:hover { background: var(--sf-surface-alt); color: var(--sf-text); }
.st-nav-item svg, .st-nav-item i { width: 17px; height: 17px; flex: 0 0 auto; }
.st-nav-item.active { background: var(--sf-brand-light); color: var(--sf-brand-text); font-weight: var(--sv-weight-semibold); }
.st-nav-item .st-nav-count { margin-left: auto; font-size: var(--sv-text-xs); font-weight: var(--sv-weight-bold); background: var(--sf-surface-alt); color: var(--sf-text-muted); border-radius: var(--sf-radius-full); padding: 1px 7px; }
.st-nav-item.active .st-nav-count { background: var(--sf-surface); color: var(--sf-brand-text); }
.st-rail-foot { border-top: 1px solid var(--sf-border); margin-top: 8px; padding-top: 8px; }
.st-rail-collapse { display: flex; align-items: center; gap: 8px; color: var(--sf-text-subtle); font-size: var(--sv-text-sm); padding: 8px 10px; cursor: pointer; }

/* ── Content panels ──────────────────────────────────────────────────── */
.st-panel { display: none; }
.st-panel.active { display: block; }
.st-panel-head { margin-bottom: 16px; }
.st-panel-title { font-size: var(--sv-text-xl); font-weight: var(--sv-weight-bold); color: var(--sf-text); margin: 0; }
.st-panel-sub { font-size: var(--sv-text-md); color: var(--sf-text-muted); margin-top: 3px; }

/* ── Hero card (gradient + meta + illustration) ──────────────────────── */
.st-hero { position: relative; overflow: hidden; display: flex; align-items: center; gap: 20px; border: 1px solid var(--sf-border); border-radius: var(--sf-radius-lg); box-shadow: var(--sf-shadow-card); padding: 22px 24px; margin-bottom: var(--st-gap);
  background:
    radial-gradient(120% 160% at 100% 0%, rgba(37, 99, 235, 0.10), transparent 58%),
    linear-gradient(180deg, var(--sf-surface-alt), var(--sf-surface)); }
.st-hero-emblem { width: 56px; height: 56px; flex: 0 0 auto; border-radius: var(--sf-radius-lg); display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--sf-brand), var(--sf-brand-active)); font-weight: var(--sv-weight-bold); font-size: var(--sv-text-lg); box-shadow: var(--sf-shadow-sm); }
.st-hero-emblem img { width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }
.st-hero-body { flex: 1 1 auto; min-width: 0; z-index: 1; }
.st-hero-title { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: var(--sv-text-xl); font-weight: var(--sv-weight-bold); color: var(--sf-text); line-height: var(--sv-leading-tight); }
.st-hero-sub { font-size: var(--sv-text-md); color: var(--sf-text-muted); margin-top: 5px; max-width: 60ch; }
.st-hero-meta { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 14px; }
.st-meta { min-width: 0; }
.st-meta-label { font-size: var(--sv-text-xs); color: var(--sf-text-subtle); display: flex; align-items: center; gap: 6px; }
.st-meta-val { font-size: var(--sv-text-md); font-weight: var(--sv-weight-semibold); color: var(--sf-text); margin-top: 2px; display: flex; align-items: center; gap: 6px; word-break: break-word; }
.st-hero-art { position: absolute; right: -8px; bottom: -6px; top: -6px; width: 320px; pointer-events: none; opacity: .95; display: flex; align-items: center; justify-content: flex-end; }
.st-hero-art img { height: 100%; width: auto; object-fit: contain; }
.st-hero.has-art .st-hero-body { padding-right: 240px; }

/* hero feature points (the "Fast & easy / Secure storage / Forensic-ready" row) */
.st-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-top: 14px; }
.st-feature { display: flex; gap: 10px; }
.st-feature .st-feature-ico { width: 30px; height: 30px; border-radius: var(--sf-radius-md); display: grid; place-items: center; background: var(--sf-surface); border: 1px solid var(--sf-border); color: var(--sf-brand-text); flex: 0 0 auto; }
.st-feature .st-feature-ico svg { width: 16px; height: 16px; }
.st-feature-title { font-size: var(--sv-text-sm); font-weight: var(--sv-weight-semibold); color: var(--sf-text); }
.st-feature-desc { font-size: var(--sv-text-xs); color: var(--sf-text-muted); line-height: var(--sv-leading-snug); }

/* ── Stat-card row (pastel icon tiles) ───────────────────────────────── */
.st-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: var(--st-gap); }
.st-stat { display: flex; flex-direction: column; gap: 10px; border: 1px solid var(--sf-border); border-radius: var(--sf-radius-lg); background: var(--sf-surface); box-shadow: var(--sf-shadow-sm); padding: 16px; }
.st-stat-top { display: flex; align-items: center; justify-content: space-between; }
.st-stat-ico { width: 40px; height: 40px; border-radius: var(--sf-radius-md); display: grid; place-items: center; }
.st-stat-ico svg { width: 20px; height: 20px; }
.st-stat-ico.is-brand { background: var(--sf-brand-light); color: var(--sf-brand-text); }
.st-stat-ico.is-success { background: var(--sf-success-bg); color: var(--sf-success-text); }
.st-stat-ico.is-warning { background: var(--sf-warning-bg); color: var(--sf-warning-text); }
.st-stat-ico.is-danger { background: var(--sf-error-bg); color: var(--sf-error-text); }
.st-stat-ico.is-info { background: var(--sf-info-bg); color: var(--sf-info-text); }
.st-stat-ico.is-violet { background: #ede9fe; color: #6d28d9; }
.st-stat-num { font-size: var(--sv-text-2xl); font-weight: var(--sv-weight-extrabold); color: var(--sf-text); line-height: var(--sv-leading-none); }
.st-stat-lbl { font-size: var(--sv-text-sm); color: var(--sf-text-muted); }
.st-stat-foot { font-size: var(--sv-text-xs); color: var(--sf-text-subtle); border-top: 1px solid var(--sf-border); padding-top: 8px; }

/* ── Section card grid ───────────────────────────────────────────────── */
.st-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--st-gap); align-items: start; }
.st-grid.cols-2 { grid-template-columns: 1.2fr .8fr; }
.st-card { border: 1px solid var(--sf-border); border-radius: var(--sf-radius-lg); background: var(--sf-surface); box-shadow: var(--sf-shadow-card); overflow: hidden; }
.st-card-head { display: flex; align-items: center; gap: 10px; padding: 16px 18px; border-bottom: 1px solid var(--sf-border); }
.st-card-head .st-card-ico { width: 32px; height: 32px; border-radius: var(--sf-radius-md); display: grid; place-items: center; background: var(--sf-brand-light); color: var(--sf-brand-text); flex: 0 0 auto; }
.st-card-head .st-card-ico svg { width: 17px; height: 17px; }
.st-card-title { font-size: var(--sv-text-lg); font-weight: var(--sv-weight-bold); color: var(--sf-text); }
.st-card-action { margin-left: auto; font-size: var(--sv-text-sm); font-weight: var(--sv-weight-semibold); color: var(--sf-brand-text); display: inline-flex; align-items: center; gap: 4px; cursor: pointer; background: none; border: 0; }
.st-card-body { padding: 18px; }
.st-card-body.pad-0 { padding: 0; }

/* key-value grid inside cards */
.st-kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.st-kv-label { font-size: var(--sv-text-xs); color: var(--sf-text-subtle); margin-bottom: 4px; display: flex; align-items: center; gap: 6px; }
.st-kv-val { font-size: var(--sv-text-md); font-weight: var(--sv-weight-semibold); color: var(--sf-text); word-break: break-word; }

/* status row list (workspace status / connection health / security overview) */
.st-statuslist { display: grid; gap: 2px; }
.st-status-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; font-size: var(--sv-text-md); }
.st-status-row + .st-status-row { border-top: 1px solid var(--sf-border); }
.st-status-row .st-status-ico { width: 18px; height: 18px; flex: 0 0 auto; color: var(--sf-success); }
.st-status-row .st-status-name { color: var(--sf-text); }
.st-status-row .st-status-val { margin-left: auto; font-weight: var(--sv-weight-semibold); color: var(--sf-text-muted); display: inline-flex; align-items: center; gap: 6px; }

/* usage / progress bar */
.st-usage { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 16px; margin-bottom: 12px; }
.st-progress { height: 8px; border-radius: var(--sf-radius-full); background: var(--sf-surface-alt); overflow: hidden; }
.st-progress > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--sf-brand), var(--sf-brand-active)); }

/* section subnav (a tab's internal tabs, e.g. Communication > Providers/Rules/OTP/Links) */
.st-subnav { display: flex; gap: 4px; border-bottom: 1px solid var(--sf-border); margin-bottom: 16px; flex-wrap: wrap; }
.st-subnav-btn { border: 0; background: transparent; cursor: pointer; padding: 9px 14px; font-family: var(--sv-font-family); font-size: var(--sv-text-md); font-weight: var(--sv-weight-semibold); color: var(--sf-text-muted); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.st-subnav-btn.active { color: var(--sf-brand-text); border-bottom-color: var(--sf-brand); }
.st-subpanel { display: none; }
.st-subpanel.active { display: block; }

/* ── Side cards (right column lists) ─────────────────────────────────── */
.st-side { display: grid; gap: var(--st-gap); align-content: start; }

/* ── Banner ──────────────────────────────────────────────────────────── */
.st-banner { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: var(--sf-radius-lg); background: var(--sf-brand-light); color: var(--sf-brand-text); margin-top: var(--st-gap); }
.st-banner .st-banner-ico svg { width: 20px; height: 20px; }
.st-banner-text { font-size: var(--sv-text-sm); }
.st-banner-text b { color: var(--sf-text); }
.st-banner .sf-btn { margin-left: auto; }

/* ── Activity row ────────────────────────────────────────────────────── */
.st-activity-row { display: flex; align-items: center; gap: 10px; padding: 11px 0; font-size: var(--sv-text-sm); }
.st-activity-row + .st-activity-row { border-top: 1px solid var(--sf-border); }
.st-activity-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sf-success); flex: 0 0 auto; }
.st-activity-text { color: var(--sf-text); flex: 1 1 auto; min-width: 0; }
.st-activity-text b { font-weight: var(--sv-weight-semibold); }
.st-activity-time { color: var(--sf-text-subtle); font-size: var(--sv-text-xs); white-space: nowrap; }

/* loading skeleton + illustrated empty (reuse sf-account .sf-state / .sf-state-skeleton) */
.st-muted { color: var(--sf-text-muted); font-size: var(--sv-text-sm); }

/* ── Jump-to-section cards (Overview) ───────────────────────────────── */
.st-jump { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; border: 0; border-bottom: 1px solid var(--sf-border); background: transparent; cursor: pointer; padding: 14px 18px; }
.st-jump:last-child { border-bottom: 0; }
.st-jump:hover { background: var(--sf-surface-alt); }
.st-jump-ico { width: 38px; height: 38px; border-radius: var(--sf-radius-md); display: grid; place-items: center; background: var(--sf-brand-light); color: var(--sf-brand-text); flex: 0 0 auto; }
.st-jump-ico svg { width: 18px; height: 18px; }
.st-jump-body { flex: 1 1 auto; min-width: 0; }
.st-jump-title { display: block; font-size: var(--sv-text-md); font-weight: var(--sv-weight-semibold); color: var(--sf-text); }
.st-jump-desc { display: block; font-size: var(--sv-text-sm); color: var(--sf-text-muted); margin-top: 1px; }
.st-jump-arrow { width: 18px; height: 18px; color: var(--sf-text-subtle); flex: 0 0 auto; }

/* ── Vertical stack (hero + stacked cards) ──────────────────────────── */
.st-stack { display: flex; flex-direction: column; gap: var(--st-gap); }
.st-stack > * { margin: 0; }

/* ── Hero pills (colored-dot chips) ─────────────────────────────────── */
.st-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.st-pill { display: inline-flex; align-items: center; gap: 7px; padding: 6px 12px; border-radius: var(--sf-radius-full); background: var(--sf-surface); border: 1px solid var(--sf-border); font-size: var(--sv-text-sm); font-weight: var(--sv-weight-semibold); color: var(--sf-text); box-shadow: var(--sf-shadow-sm); }
.st-pill-dot { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; }

/* ── Form grid inside cards ─────────────────────────────────────────── */
.st-formgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
.st-formgrid .sf-form-group { margin: 0; }
.st-formgrid .st-col-span { grid-column: 1 / -1; }
.st-field-hint { font-size: var(--sv-text-xs); color: var(--sf-text-subtle); margin-top: 4px; }
@media (max-width: 640px) { .st-formgrid { grid-template-columns: 1fr; } }

@media (max-width: 980px) {
  .st-layout { grid-template-columns: 1fr; }
  .st-rail { position: static; max-height: none; }
  .st-grid.cols-2 { grid-template-columns: 1fr; }
  .st-hero-art { display: none; }
  .st-hero.has-art .st-hero-body { padding-right: 0; }
}