/* ═══════════════════════════════════════════════════════════════════════════
   SIGNAL PRO+ TAB, Dashboard Premium Subscription Panel
   Matches dashboard design system (--db-* vars from dashboard-core.css)
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Pro Tab Button Accent ──────────────────────────────────────────────── */
.nav-tabs__btn--pro {
  color: var(--db-gold) !important;
}
.nav-tabs__btn--pro:not(.is-active) {
  color: var(--db-gold) !important;
  opacity: .7;
}
.nav-tabs__btn--pro:hover {
  opacity: 1 !important;
}
.nav-tabs__btn--pro.is-active {
  opacity: 1 !important;
}

/* Mobile Pro+ button gold accent */
.db-mobile-nav__item--pro {
  color: var(--db-gold) !important;
}
.db-mobile-nav__item--pro.is-active {
  color: var(--db-gold) !important;
}

/* ═══════════════════════════════════════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════════════════════════════════════ */
.pro-hero {
  position: relative;
  text-align: center;
  padding: 48px 24px 40px;
  overflow: hidden;
  border-bottom: 1px solid var(--db-border);
}
.pro-hero__glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -15%, rgba(212,168,67,.10) 0%, transparent 65%),
    radial-gradient(ellipse 40% 50% at 85% 110%, rgba(101,231,210,.05) 0%, transparent 55%);
  pointer-events: none;
}
.pro-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(212,168,67,.08);
  border: 1px solid rgba(212,168,67,.22);
  border-radius: 999px;
  padding: 5px 14px 5px 11px;
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--db-gold);
  margin-bottom: 20px;
}
.pro-hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--db-gold);
  animation: pro-pulse 2s ease-in-out infinite;
}
@keyframes pro-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,168,67,.5); }
  50%      { box-shadow: 0 0 0 5px rgba(212,168,67,0); }
}
.pro-hero__title {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 800;
  color: var(--db-heading);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin: 0 0 14px;
}
.pro-hero__title span {
  background: linear-gradient(135deg, var(--db-gold), #f0c96e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.pro-hero__sub {
  font-size: .88rem;
  color: var(--db-muted);
  line-height: 1.6;
  max-width: 520px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════════════════════════════════════════
   FEATURE GRID
   ═══════════════════════════════════════════════════════════════════════════ */
.pro-features {
  padding: 32px 16px;
}
.pro-features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.pro-feature-card {
  background: rgba(255,255,255,.025);
  border: 1px solid var(--db-border);
  border-radius: 14px;
  padding: 22px 18px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative;
}
.pro-feature-card:hover {
  border-color: var(--db-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
.pro-feature-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.pro-feature-card__icon--teal {
  background: rgba(101,231,210,.08);
  color: var(--db-teal);
  border: 1px solid rgba(101,231,210,.18);
}
.pro-feature-card__icon--gold {
  background: rgba(212,168,67,.08);
  color: var(--db-gold);
  border: 1px solid rgba(212,168,67,.18);
}
.pro-feature-card__icon--green {
  background: rgba(52,211,153,.08);
  color: #34d399;
  border: 1px solid rgba(52,211,153,.18);
}
.pro-feature-card__icon--amber {
  background: rgba(251,191,36,.08);
  color: #fbbf24;
  border: 1px solid rgba(251,191,36,.18);
}
.pro-feature-card__icon--purple {
  background: rgba(167,139,250,.08);
  color: #a78bfa;
  border: 1px solid rgba(167,139,250,.18);
}
.pro-feature-card__icon--blue {
  background: rgba(96,165,250,.08);
  color: #60a5fa;
  border: 1px solid rgba(96,165,250,.18);
}
.pro-feature-card__title {
  font-size: .82rem;
  font-weight: 700;
  color: var(--db-heading);
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.pro-feature-card__desc {
  font-size: .72rem;
  color: var(--db-muted);
  line-height: 1.5;
  margin: 0 0 12px;
}
.pro-feature-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  color: var(--db-muted);
}
.pro-feature-card__tag--live {
  background: rgba(101,231,210,.08);
  border-color: rgba(101,231,210,.2);
  color: var(--db-teal);
}
.pro-feature-card__tag-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--db-teal);
  animation: pro-pulse-teal 2s ease-in-out infinite;
}
@keyframes pro-pulse-teal {
  0%, 100% { box-shadow: 0 0 0 0 rgba(101,231,210,.5); }
  50%      { box-shadow: 0 0 0 4px rgba(101,231,210,0); }
}

/* ═══════════════════════════════════════════════════════════════════════════
   PRICING CARD
   ═══════════════════════════════════════════════════════════════════════════ */
.pro-pricing {
  padding: 0 16px 24px;
  display: flex;
  justify-content: center;
}
.pro-pricing__card {
  position: relative;
  width: 100%;
  max-width: 440px;
  background: rgba(255,255,255,.025);
  border: 1px solid rgba(212,168,67,.22);
  border-radius: 16px;
  padding: 32px 28px;
  overflow: hidden;
}
.pro-pricing__card-glow {
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(212,168,67,.06) 0%, transparent 60%);
  pointer-events: none;
}

/* Offer state */
.pro-pricing__label {
  font-size: .6rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--db-gold);
  margin-bottom: 12px;
  text-align: center;
}
.pro-pricing__price-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 4px;
}
.pro-pricing__currency {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--db-heading);
  line-height: 1;
  align-self: flex-start;
  margin-top: 6px;
}
.pro-pricing__amount {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--db-heading);
  line-height: 1;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}
.pro-pricing__period {
  font-size: .88rem;
  font-weight: 500;
  color: var(--db-muted);
}
.pro-pricing__savings {
  text-align: center;
  font-size: .72rem;
  color: var(--db-muted);
  margin-bottom: 24px;
}
.pro-pricing__checklist {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}
.pro-pricing__checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: .78rem;
  color: var(--db-text);
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.pro-pricing__checklist li:last-child {
  border-bottom: none;
}
.pro-pricing__checklist li svg {
  color: #34d399;
  flex-shrink: 0;
}

/* CTA Button */
.pro-pricing__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 24px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--db-gold), #f0c96e);
  color: #0a0e1a;
  font-size: .88rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 4px 20px rgba(212,168,67,.25);
  letter-spacing: -0.01em;
}
.pro-pricing__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(212,168,67,.35);
}
.pro-pricing__cta:active {
  transform: translateY(0);
}
.pro-pricing__guarantee {
  text-align: center;
  font-size: .66rem;
  color: var(--db-muted);
  margin: 12px 0 0;
  opacity: .8;
}

/* Active subscriber state */
.pro-pricing__active {
  text-align: center;
}
.pro-pricing__active-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(52,211,153,.08);
  border: 1px solid rgba(52,211,153,.22);
  color: #34d399;
  font-size: .78rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 10px;
  margin-bottom: 12px;
}
.pro-pricing__active-sub {
  font-size: .78rem;
  color: var(--db-muted);
  margin: 0 0 20px;
}
.pro-pricing__active-meta {
  background: rgba(255,255,255,.025);
  border: 1px solid var(--db-border);
  border-radius: 10px;
  padding: 4px 0;
  margin-bottom: 16px;
}
.pro-pricing__active-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.pro-pricing__active-row:last-child {
  border-bottom: none;
}
.pro-pricing__active-label {
  font-size: .72rem;
  color: var(--db-muted);
}
.pro-pricing__active-value {
  font-size: .72rem;
  font-weight: 600;
  color: var(--db-heading);
  font-variant-numeric: tabular-nums;
}
.pro-pricing__active-value--green {
  color: #34d399;
}
.pro-pricing__manage-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border: 1px solid var(--db-border);
  border-radius: 10px;
  background: rgba(255,255,255,.03);
  color: var(--db-text);
  font-size: .78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
}
.pro-pricing__manage-btn:hover {
  background: rgba(255,255,255,.06);
  border-color: var(--db-border-hover);
}

/* ═══════════════════════════════════════════════════════════════════════════
   TRUST SIGNALS
   ═══════════════════════════════════════════════════════════════════════════ */
.pro-trust {
  padding: 0 16px 24px;
}
.pro-trust__grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}
.pro-trust__item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .68rem;
  color: var(--db-muted);
  opacity: .7;
}
.pro-trust__item svg {
  opacity: .5;
}

/* ═══════════════════════════════════════════════════════════════════════════
   FREE ACCESS NOTE
   ═══════════════════════════════════════════════════════════════════════════ */
.pro-free-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0 16px 24px;
  padding: 16px 18px;
  background: rgba(101,231,210,.04);
  border: 1px solid rgba(101,231,210,.15);
  border-radius: 12px;
}
.pro-free-note__icon {
  color: var(--db-teal);
  flex-shrink: 0;
  margin-top: 1px;
}
.pro-free-note__text {
  font-size: .76rem;
  color: var(--db-text);
  line-height: 1.55;
}
.pro-free-note__text strong {
  color: var(--db-teal);
  font-weight: 700;
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE, Tablet (2-column grid)
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 960px) {
  .pro-features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE, Mobile
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 600px) {
  .pro-hero {
    padding: 36px 16px 28px;
  }
  .pro-hero__title {
    font-size: 1.7rem;
  }
  .pro-hero__sub {
    font-size: .82rem;
  }
  .pro-features {
    padding: 20px 12px;
  }
  .pro-features__grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .pro-feature-card {
    padding: 18px 16px;
    border-radius: 12px;
  }
  .pro-feature-card__icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    margin-bottom: 10px;
  }
  .pro-pricing {
    padding: 0 12px 20px;
  }
  .pro-pricing__card {
    padding: 24px 20px;
    border-radius: 14px;
  }
  .pro-pricing__amount {
    font-size: 2.8rem;
  }
  .pro-trust {
    padding: 0 12px 20px;
  }
  .pro-trust__grid {
    gap: 12px;
  }
  .pro-trust__item {
    font-size: .64rem;
  }
  .pro-free-note {
    margin: 0 12px 20px;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE, Small mobile
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 380px) {
  .pro-hero__badge {
    font-size: .56rem;
    padding: 4px 10px 4px 8px;
  }
  .pro-hero__title {
    font-size: 1.5rem;
  }
  .pro-pricing__amount {
    font-size: 2.4rem;
  }
  .pro-pricing__cta {
    font-size: .82rem;
    padding: 12px 20px;
  }
  .pro-trust__grid {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   ENTRANCE ANIMATIONS  (play once when tab becomes visible)
   ═══════════════════════════════════════════════════════════════════════════ */
#panel-pro.is-active .pro-hero,
#panel-pro.is-active .pro-feature-card,
#panel-pro.is-active .pro-pricing__card,
#panel-pro.is-active .pro-trust,
#panel-pro.is-active .pro-free-note {
  animation: pro-fade-up .5s cubic-bezier(.16,1,.3,1) both;
}
#panel-pro.is-active .pro-hero { animation-delay: 0s; }
#panel-pro.is-active .pro-feature-card:nth-child(1) { animation-delay: .05s; }
#panel-pro.is-active .pro-feature-card:nth-child(2) { animation-delay: .1s; }
#panel-pro.is-active .pro-feature-card:nth-child(3) { animation-delay: .15s; }
#panel-pro.is-active .pro-feature-card:nth-child(4) { animation-delay: .2s; }
#panel-pro.is-active .pro-feature-card:nth-child(5) { animation-delay: .25s; }
#panel-pro.is-active .pro-feature-card:nth-child(6) { animation-delay: .3s; }
#panel-pro.is-active .pro-pricing__card { animation-delay: .35s; }
#panel-pro.is-active .pro-trust { animation-delay: .4s; }
#panel-pro.is-active .pro-free-note { animation-delay: .45s; }

@keyframes pro-fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}