/* ==========================================================================
   COMPONENT: newsletter variants (inline compact / footer / sticky-bottom)
   ========================================================================== */

/* Inline compact (dentro do artigo, menor que o hero CTA) */
.bc-newsletter-inline {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 1.25rem 1.5rem;
    margin: 2rem 0;
    background: var(--bg-surface-1);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent-primary);
    border-radius: var(--radius-lg);
}
.bc-newsletter-inline__text strong {
    display: block;
    font-size: var(--text-base);
    font-weight: var(--fw-bold);
    margin-bottom: 0.25rem;
}
.bc-newsletter-inline__text span {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}
.bc-newsletter-inline form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}
.bc-newsletter-inline input {
    padding: 0.6rem 1rem;
    background: var(--bg-base);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-pill);
    color: var(--text-primary);
    font-family: inherit;
    font-size: var(--text-sm);
    min-width: 200px;
}
.bc-newsletter-inline input:focus { outline: none; border-color: var(--accent-primary); }
@media (max-width: 640px) {
    .bc-newsletter-inline { grid-template-columns: 1fr; }
    .bc-newsletter-inline form { flex-direction: column; }
    .bc-newsletter-inline input { width: 100%; min-width: 0; }
}

/* Footer (full-width, no fim do arquivo) */
.bc-newsletter-footer {
    padding: 5rem 2rem;
    background: linear-gradient(180deg, transparent 0%, var(--bg-surface-1) 100%);
    border-top: 1px solid var(--border-subtle);
    text-align: center;
    position: relative;
    overflow: hidden;
}
.bc-newsletter-footer::before {
    content: '';
    position: absolute;
    bottom: -40%;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 200%;
    background: var(--glow-gold);
    filter: blur(160px);
    opacity: 0.1;
    pointer-events: none;
}
.bc-newsletter-footer__label {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-primary);
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: inline-block;
}
.bc-newsletter-footer__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--fw-extrabold);
    letter-spacing: var(--tracking-tight);
    line-height: var(--leading-tight);
    max-width: 20ch;
    margin: 0 auto 1rem;
}
.bc-newsletter-footer__desc {
    color: var(--text-secondary);
    font-size: var(--text-lg);
    max-width: 48ch;
    margin: 0 auto 2rem;
    line-height: var(--leading-relaxed);
}

/* Sticky bottom bar (persistente no bottom of viewport, dismissible) */
.bc-newsletter-sticky {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    max-width: 720px;
    margin: 0 auto;
    padding: 0.875rem 1rem 0.875rem 1.25rem;
    background: var(--bg-surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 900;
    transform: translateY(calc(100% + 1rem));
    transition: transform var(--duration-base) var(--ease-out);
}
.bc-newsletter-sticky.is-visible { transform: translateY(0); }
.bc-newsletter-sticky__text {
    font-size: var(--text-sm);
    line-height: var(--leading-snug);
    flex: 1 1 auto;
    min-width: 0;
}
.bc-newsletter-sticky__text strong { display: block; font-weight: var(--fw-bold); }
.bc-newsletter-sticky__text span { color: var(--text-secondary); font-size: var(--text-xs); }
.bc-newsletter-sticky__form {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 0 1 auto;
}
.bc-newsletter-sticky__input {
    padding: 0.55rem 1rem;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-pill);
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: inherit;
    font-size: var(--text-sm);
    min-width: 0;
    width: 200px;
    transition: border-color var(--duration-fast);
}
.bc-newsletter-sticky__input:focus { outline: none; border-color: var(--accent-primary); }
.bc-newsletter-sticky__btn {
    padding: 0.55rem 1.1rem;
    font-size: var(--text-sm);
    white-space: nowrap;
}
.bc-newsletter-sticky__close {
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    line-height: 1;
    flex: 0 0 auto;
    transition: color var(--duration-fast);
}
.bc-newsletter-sticky__close:hover { color: var(--text-primary); }
/* Success state — replaces form with thank-you message */
.bc-newsletter-sticky.is-success {
    border-color: var(--success-400);
}
.bc-newsletter-sticky__success {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    color: var(--success-400);
    font-size: var(--text-sm);
    font-weight: var(--fw-semibold);
}
.bc-newsletter-sticky__success span:first-child {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: rgba(74, 222, 128, 0.15);
    border-radius: 50%;
    flex-shrink: 0;
}
/* Error state */
.bc-newsletter-sticky__error {
    flex: 1;
    color: var(--error-400);
    font-size: var(--text-sm);
    margin: 0;
}
@media (max-width: 640px) {
    .bc-newsletter-sticky {
        flex-wrap: wrap;
        padding: 0.75rem 0.875rem;
    }
    .bc-newsletter-sticky__text { flex: 1 1 100%; }
    .bc-newsletter-sticky__form {
        flex: 1 1 100%;
        order: 3;
    }
    .bc-newsletter-sticky__input { flex: 1 1 auto; width: auto; }
    .bc-newsletter-sticky__close {
        position: absolute;
        top: 0.25rem;
        right: 0.25rem;
    }
}