/* ==========================================================================
   Right Rail Sidebar — Layout, Components & Responsive
   ========================================================================== */

:root {
    --sp-rail-width: 320px;
    --sp-rail-gap: 3rem;
    --sp-rail-gold: #B8860B;
    --sp-rail-border: #e5e5e5;
    --sp-rail-bg: #fafafa;
    --sp-rail-text: #333;
    --sp-rail-text-light: #666;
    --sp-rail-radius: 8px;
}

/* --------------------------------------------------------------------------
   Grid Layout
   -------------------------------------------------------------------------- */

.sp-content-with-rail {
    display: grid;
    grid-template-columns: 1fr var(--sp-rail-width);
    gap: var(--sp-rail-gap);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    align-items: start;
}

.sp-content-main {
    min-width: 0; /* Prevent blowout from images/code blocks */
}

.sp-right-rail {
    position: sticky;
    top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding-bottom: 2rem;
}

/* --------------------------------------------------------------------------
   TOC — Jump To Section
   -------------------------------------------------------------------------- */

.sp-rail-toc {
    background: #fff;
    border: 1px solid var(--sp-rail-border);
    border-radius: var(--sp-rail-radius);
    padding: 1.25rem;
}

.sp-rail-toc__title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--sp-rail-text);
    margin: 0 0 1rem;
}

.sp-rail-toc__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sp-rail-toc__item {
    border-left: 3px solid transparent;
    transition: border-color 0.2s ease;
}

.sp-rail-toc__item.is-active {
    border-left-color: var(--sp-rail-gold);
}

.sp-rail-toc__link {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    line-height: 1.4;
    color: var(--sp-rail-text-light);
    text-decoration: none;
    transition: color 0.2s ease;
}

.sp-rail-toc__link:hover,
.sp-rail-toc__item.is-active .sp-rail-toc__link {
    color: var(--sp-rail-gold);
}

/* --------------------------------------------------------------------------
   Featured Product — thin wrapper; card styles come from shopify-blocks.css
   -------------------------------------------------------------------------- */

.sp-rail-product .shopify-product-card--elevated,
.sp-rail-product .shopify-product-card--slim,
.sp-rail-product .shopify-product-card--inline {
    max-width: none; /* Fill the rail width instead of capping at card default */
}

/* Shared context header for multiple product cards */
.sp-rail-product__header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--sp-rail-text-light);
    margin-bottom: 0.75rem;
}

/* When multiple cards are stacked, unify them into one component */
.sp-rail-product--multi {
    border: 1px solid var(--sp-rail-border);
    border-radius: var(--sp-rail-radius);
    overflow: hidden;
    background: #fff;
}

.sp-rail-product--multi .shopify-product-card--slim,
.sp-rail-product--multi .shopify-product-card--elevated,
.sp-rail-product--multi .shopify-product-card--inline {
    border: none;
    border-radius: 0;
}

.sp-rail-product--multi .shopify-product-card + .shopify-product-card {
    border-top: 1px solid var(--sp-rail-border);
}

/* --------------------------------------------------------------------------
   Newsletter
   -------------------------------------------------------------------------- */

.sp-rail-newsletter {
    background: var(--sp-rail-bg);
    border: 1px solid var(--sp-rail-border);
    border-radius: var(--sp-rail-radius);
    padding: 1.25rem;
}

.sp-rail-newsletter__title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--sp-rail-text);
    margin: 0 0 0.5rem;
}

.sp-rail-newsletter__desc {
    font-size: 0.85rem;
    color: var(--sp-rail-text-light);
    margin: 0 0 1rem;
    line-height: 1.5;
}

.sp-rail-newsletter__form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sp-rail-newsletter__input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--sp-rail-border);
    border-radius: 4px;
    font-size: 0.875rem;
    color: var(--sp-rail-text);
    background: #fff;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}

.sp-rail-newsletter__input:focus {
    outline: none;
    border-color: var(--sp-rail-gold);
}

.sp-rail-newsletter__hp {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

.sp-rail-newsletter__btn {
    width: 100%;
    padding: 0.6rem 1rem;
    background: var(--sp-rail-gold);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.2s ease;
}

.sp-rail-newsletter__btn:hover {
    background: #9a7209;
}

.sp-rail-newsletter__btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.sp-rail-newsletter__status {
    font-size: 0.8rem;
    line-height: 1.4;
}

.sp-rail-newsletter__status--success {
    color: #2e7d32;
}

.sp-rail-newsletter__status--error {
    color: #c62828;
}

/* --------------------------------------------------------------------------
   Share Buttons
   -------------------------------------------------------------------------- */

.sp-rail-share {
    background: #fff;
    border: 1px solid var(--sp-rail-border);
    border-radius: var(--sp-rail-radius);
    padding: 1.25rem;
}

.sp-rail-share__title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--sp-rail-text);
    margin: 0 0 1rem;
}

.sp-rail-share__buttons {
    display: flex;
    gap: 0.75rem;
}

.sp-rail-share__btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--sp-rail-border);
    background: #fff;
    color: var(--sp-rail-text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    padding: 0;
}

.sp-rail-share__btn:hover {
    border-color: var(--sp-rail-gold);
    color: var(--sp-rail-gold);
    background: #fdf5e6;
}

.sp-rail-share__btn svg {
    display: block;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
    :root {
        --sp-rail-width: 260px;
        --sp-rail-gap: 2rem;
    }
}

@media (max-width: 768px) {
    .sp-content-with-rail {
        display: block;
    }

    .sp-right-rail {
        position: static;
        margin-top: 2rem;
    }

    /* Hide TOC, newsletter, share on mobile — show only product card */
    .sp-rail-toc,
    .sp-rail-newsletter,
    .sp-rail-share {
        display: none;
    }

    .sp-rail-product {
        max-width: 400px;
    }
}