/* =========================================
   Paywall UI — anon search wall + quota indicator + upgrade modal
   Issue #76 — Phases 2 & 3 (Tier model enforcement).
   Spec: docs/TIER_MODEL.md
   Uses design tokens from base.css (do not hardcode colors).
   ========================================= */


/* ----------------------------------------------------------------------
   Anon search wall
   Wraps existing `.search-bar` blocks with a translucent overlay + CTA.
   Applied by Paywall.applyAnonSearchWall() when !Auth.isAuthenticated().
   ---------------------------------------------------------------------- */

.search-bar.search-gated {
  position: relative;
  isolation: isolate;
}

/* Visually mute the inputs without `pointer-events:none` on the bar itself
   (so the overlay below still receives clicks). */
.search-bar.search-gated > :not(.search-gate-overlay) {
  pointer-events: none;
  user-select: none;
  filter: blur(0.5px) saturate(0.55);
  opacity: 0.65;
}

.search-gate-overlay {
  position: absolute;
  inset: -6px;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.06) 0%,
    rgba(99, 102, 241, 0.10) 100%
  );
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border: 1px dashed var(--primary-light, #93c5fd);
  border-radius: var(--radius-md, 10px);
  cursor: pointer;
}

[data-theme="dark"] .search-gate-overlay {
  background: linear-gradient(
    135deg,
    rgba(59, 130, 246, 0.10) 0%,
    rgba(59, 130, 246, 0.18) 100%
  );
}

.search-gate-btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font: 600 0.95rem var(--font-sans);
  color: #fff;
  background: var(--primary, #2563eb);
  border: 0;
  border-radius: var(--radius-full, 999px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
  cursor: pointer;
  transition: transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out);
}
.search-gate-btn:hover {
  transform: translateY(-1px);
  background: var(--primary-dark, #1d4ed8);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.45);
}
.search-gate-btn:focus-visible {
  outline: 2px solid var(--primary, #2563eb);
  outline-offset: 3px;
}
.search-gate-icon {
  font-size: 1.05em;
  line-height: 1;
}


/* ----------------------------------------------------------------------
   Quota indicator (header pill)
   Visible only for free authenticated users on prices/contractors/authorities.
   Hidden for anon, pro, business, admin.
   ---------------------------------------------------------------------- */

.quota-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.55rem 0.3rem 0.7rem;
  margin-right: 0.5rem;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  border-radius: var(--radius-full, 999px);
  font: 500 0.78rem/1.2 var(--font-sans);
  white-space: nowrap;
  user-select: none;
  transition: background var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out);
}
.quota-indicator[hidden] { display: none; }

.quota-indicator-icon {
  font-size: 0.95em;
  line-height: 1;
  opacity: 0.85;
}

.quota-indicator-text strong {
  font-weight: 700;
  font-size: 0.92em;
}

.quota-indicator-cta {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #1f2937 !important;
  font: 700 0.72rem/1.2 var(--font-sans);
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: var(--radius-full, 999px);
  text-transform: uppercase;
  transition: transform var(--t-fast) var(--ease-out);
}
.quota-indicator-cta:hover {
  transform: translateY(-1px);
}

/* Low / exhausted state — switch border + bg to amber/red. */
.quota-indicator--low {
  background: rgba(245, 158, 11, 0.20);
  border-color: rgba(245, 158, 11, 0.55);
}
.quota-indicator--exhausted {
  background: rgba(239, 68, 68, 0.20);
  border-color: rgba(239, 68, 68, 0.55);
}


/* ----------------------------------------------------------------------
   Upgrade modal (free user hit quota)
   ---------------------------------------------------------------------- */

.paywall-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity var(--t-base, 200ms) var(--ease-out);
}
.paywall-modal-backdrop.open { opacity: 1; }

.paywall-modal {
  position: relative;
  width: 100%;
  max-width: 460px;
  background: var(--surface, #fff);
  color: var(--text, #0f172a);
  border-radius: var(--radius-lg, 14px);
  box-shadow: var(--shadow-xl, 0 25px 50px -12px rgba(0, 0, 0, 0.35));
  padding: 2rem 1.75rem 1.5rem;
  text-align: center;
  transform: translateY(8px) scale(0.98);
  transition: transform var(--t-base, 200ms) var(--ease-out);
}
.paywall-modal-backdrop.open .paywall-modal {
  transform: translateY(0) scale(1);
}

.paywall-modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.65rem;
  width: 32px;
  height: 32px;
  appearance: none;
  background: transparent;
  border: 0;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--muted, #64748b);
  cursor: pointer;
  border-radius: var(--radius-full, 999px);
  transition: background var(--t-fast) var(--ease-out);
}
.paywall-modal-close:hover { background: var(--surface-alt, #f1f5f9); }

.paywall-modal-icon {
  font-size: 2.5rem;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.paywall-modal-title {
  margin: 0 0 0.5rem;
  font: 700 1.4rem/1.25 var(--font-sans);
  color: var(--text, #0f172a);
}
.paywall-modal-sub {
  margin: 0 0 1.25rem;
  color: var(--muted, #64748b);
  font: 400 0.95rem/1.45 var(--font-sans);
}

.paywall-modal-bullets {
  list-style: none;
  padding: 0;
  margin: 0 auto 1.5rem;
  max-width: 320px;
  text-align: left;
}
.paywall-modal-bullets li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.65rem;
  font: 500 0.92rem/1.35 var(--font-sans);
  color: var(--text, #0f172a);
}
.paywall-modal-bullets li::before {
  content: '✓';
  position: absolute;
  left: 0.2rem;
  top: 0.32rem;
  width: 1.1rem;
  height: 1.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 197, 94, 0.15);
  color: rgb(22, 163, 74);
  border-radius: var(--radius-full, 999px);
  font-size: 0.78rem;
  font-weight: 700;
}

.paywall-modal-actions {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  align-items: stretch;
}

.paywall-modal-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  background: linear-gradient(135deg, var(--primary, #2563eb) 0%, var(--primary-dark, #1d4ed8) 100%);
  color: #fff !important;
  font: 700 0.98rem var(--font-sans);
  border-radius: var(--radius-md, 10px);
  text-decoration: none;
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.30);
  transition: transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-fast) var(--ease-out);
}
.paywall-modal-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.40);
}

.paywall-modal-secondary {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--muted, #64748b);
  font: 500 0.85rem var(--font-sans);
  padding: 0.4rem;
  cursor: pointer;
  border-radius: var(--radius-md, 10px);
}
.paywall-modal-secondary:hover {
  color: var(--text, #0f172a);
  background: var(--surface-alt, #f1f5f9);
}

.paywall-modal-fineprint {
  margin: 1rem 0 0;
  font: 400 0.78rem/1.4 var(--font-sans);
  color: var(--muted, #94a3b8);
}


/* ----------------------------------------------------------------------
   Mobile tweaks
   ---------------------------------------------------------------------- */

@media (max-width: 720px) {
  .quota-indicator {
    /* Compact form on small screens — hide the long type label,
       keep the count + CTA pill. */
    padding: 0.25rem 0.45rem 0.25rem 0.55rem;
    font-size: 0.75rem;
  }
  .quota-indicator-text {
    /* Show only the count, drop the type label after the slash. */
    font-size: 0.75rem;
  }

  .paywall-modal { padding: 1.5rem 1.25rem 1.25rem; }
  .paywall-modal-title { font-size: 1.2rem; }
}