/* ── Pro chrome (Upgrade / PRO pill under Account) ── */
@property --pro-chrome-h {
  syntax: "<number>";
  inherits: false;
  initial-value: 320;
}

@keyframes proChromeHue {
  from { --pro-chrome-h: 0; }
  to { --pro-chrome-h: 360; }
}

@keyframes proUpgradeGlowPulse {
  0%, 100% {
    opacity: 0.55;
    transform: scale(0.98);
  }
  50% {
    opacity: 1;
    transform: scale(1.04);
  }
}

.pro-chrome-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  isolation: isolate;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition),
    color var(--transition);
}

.pro-chrome-btn[hidden] {
  display: none !important;
}

/* ── Free user: vivid animated Upgrade pill ── */
.pro-chrome-btn--upgrade {
  border: 1px solid hsla(var(--pro-chrome-h), 95%, 72%, 0.72);
  background:
    linear-gradient(
      135deg,
      hsla(var(--pro-chrome-h), 92%, 58%, 0.34),
      rgba(28, 28, 30, 0.9) 58%
    );
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.45);
  box-shadow:
    0 0 18px hsla(var(--pro-chrome-h), 100%, 62%, 0.42),
    0 0 36px hsla(var(--pro-chrome-h), 100%, 58%, 0.24),
    0 4px 16px rgba(0, 0, 0, 0.35);
  animation: proChromeHue 1.8s linear infinite;
}

.pro-chrome-btn--upgrade::before {
  content: "";
  position: absolute;
  inset: -7px;
  border-radius: inherit;
  background: radial-gradient(
    ellipse at center,
    hsla(var(--pro-chrome-h), 100%, 62%, 0.38) 0%,
    hsla(var(--pro-chrome-h), 100%, 58%, 0.14) 42%,
    transparent 72%
  );
  z-index: -1;
  pointer-events: none;
  animation: proUpgradeGlowPulse 1.8s ease-in-out infinite;
}

.pro-chrome-btn--upgrade:hover,
.pro-chrome-btn--upgrade:focus-visible {
  transform: scale(1.04);
  border-color: hsla(var(--pro-chrome-h), 100%, 78%, 0.88);
  box-shadow:
    0 0 26px hsla(var(--pro-chrome-h), 100%, 64%, 0.55),
    0 0 48px hsla(var(--pro-chrome-h), 100%, 58%, 0.32),
    0 6px 18px rgba(0, 0, 0, 0.4);
  outline: none;
}

/* ── Pro user: calm pill matching Account button ── */
.pro-chrome-btn--pro {
  padding: 7px 14px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(28, 28, 30, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--text-primary);
  box-shadow: 0 0 12px var(--accent-glow-soft);
  animation: none;
}

.pro-chrome-btn--pro::before {
  display: none;
}

.pro-chrome-btn--pro:hover,
.pro-chrome-btn--pro:focus-visible {
  transform: scale(1.05);
  border-color: var(--accent-border);
  box-shadow: 0 0 18px var(--accent-glow);
  outline: none;
}

@media (max-width: 480px) {
  .pro-chrome-btn {
    margin-top: 6px;
    padding: 7px 12px;
    font-size: 0.75rem;
  }

  .pro-chrome-btn--pro {
    padding: 6px 11px;
    font-size: 0.66rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pro-chrome-btn--upgrade {
    animation: none;
  }

  .pro-chrome-btn--upgrade::before {
    animation: none;
    opacity: 0.75;
  }
}

/* ── Account settings Pro upsell ── */
.account-settings__section--pro {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 4px;
}

.account-settings__plan-badge {
  display: inline-flex;
  margin: 8px 0 14px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.account-settings__plan-badge--pro {
  border-color: hsla(var(--pro-chrome-h, 320), 75%, 58%, 0.45);
  background: hsla(var(--pro-chrome-h, 320), 85%, 52%, 0.12);
  color: hsl(var(--pro-chrome-h, 320), 88%, 78%);
  animation: proChromeHue 6s linear infinite;
}

.account-settings__pro-upsell {
  margin-top: 4px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid hsla(var(--pro-chrome-h, 320), 70%, 58%, 0.28);
  background:
    linear-gradient(145deg, hsla(var(--pro-chrome-h, 320), 85%, 52%, 0.1), rgba(255, 255, 255, 0.02));
  box-shadow: 0 0 24px hsla(var(--pro-chrome-h, 320), 85%, 55%, 0.1);
  animation: proChromeHue 6s linear infinite;
}

.account-settings__pro-upsell[hidden],
.account-settings__pro-manage[hidden] {
  display: none !important;
}

.account-settings__pro-upsell-title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.account-settings__pro-upsell-text {
  margin: 0 0 8px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.account-settings__pro-upsell-price {
  margin: 0 0 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: hsl(var(--pro-chrome-h, 320), 88%, 78%);
}

.account-settings__pro-manage {
  margin-top: 8px;
}

.account-settings__pro-interval {
  margin: 0 0 12px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.account-settings__pro-interval strong {
  color: var(--text-primary);
  font-weight: 600;
}

.account-settings__btn--pro {
  border-color: hsla(var(--pro-chrome-h, 320), 75%, 58%, 0.4);
  background: hsla(var(--pro-chrome-h, 320), 85%, 52%, 0.14);
  color: hsl(var(--pro-chrome-h, 320), 88%, 82%);
  animation: proChromeHue 6s linear infinite;
}

.account-settings__btn--pro:hover,
.account-settings__btn--pro:focus-visible {
  background: hsla(var(--pro-chrome-h, 320), 85%, 52%, 0.22);
  border-color: hsla(var(--pro-chrome-h, 320), 85%, 62%, 0.55);
}

@media (prefers-reduced-motion: reduce) {
  .account-settings__plan-badge--pro,
  .account-settings__pro-upsell,
  .account-settings__btn--pro {
    animation: none;
  }
}