/* ==========================================================================
   SG Products page — scoped styles.
   Reuses the shared design tokens from style.css (--theme-*, --sg-navy,
   --sg-radius, --sg-shadow) and adds a page-local blue accent so this page
   reads as a premium, non-ecommerce product catalogue.
   ========================================================================== */

:root {
    --sgp-blue: #2563eb;
    --sgp-blue-deep: #1d4ed8;
    --sgp-blue-soft: rgba(37, 99, 235, 0.08);
    --sgp-blue-soft-border: rgba(37, 99, 235, 0.22);
    --sgp-radius: 16px;
    --sgp-radius-sm: 10px;
}

body.dark-theme {
    --sgp-blue-soft: rgba(96, 165, 250, 0.12);
    --sgp-blue-soft-border: rgba(96, 165, 250, 0.3);
}

.sg-eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--sgp-blue);
    margin-bottom: 12px;
}

.sg-section {
    padding: 64px 0;
    background: var(--theme-bg);
}

.sg-section-alt {
    background: var(--theme-card-bg);
}

.sg-section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--theme-text);
    margin-bottom: 32px;
}

/* ---------- Buttons (scoped so the page can carry its own blue accent) ---------- */
.sg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: var(--sgp-radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    border: 1.5px solid transparent;
    cursor: pointer;
    text-align: center;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.sg-btn-primary {
    background: var(--sg-navy);
    color: #fff;
}

.sg-btn-primary:hover {
    background: var(--sgp-blue-deep);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.25);
}

.sg-btn-outline {
    background: transparent;
    color: var(--theme-text);
    border-color: var(--theme-border);
}

.sg-btn-outline:hover {
    border-color: var(--sgp-blue);
    color: var(--sgp-blue);
    transform: translateY(-1px);
}

.sg-btn-lg {
    padding: 15px 32px;
    font-size: 1rem;
}

.sg-btn-sm {
    padding: 9px 16px;
    font-size: 0.85rem;
}

.sg-btn:focus-visible,
.sg-filter-btn:focus-visible {
    outline: 2px solid var(--sgp-blue);
    outline-offset: 2px;
}

/* ============================================================
   1. Hero
   ============================================================ */
.sg-products-hero {
    background: var(--theme-bg);
    padding: 24px 0 56px;
}

.sg-products-hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
}

.sg-products-hero h1 {
    color: var(--theme-text);
    font-size: clamp(2rem, 4vw, 2.9rem);
    line-height: 1.12;
    margin: 0 0 18px;
}

.sg-hero-sub {
    color: var(--theme-text-muted);
    font-size: 1.05rem;
    max-width: 46ch;
    margin: 0 0 28px;
}

.sg-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.sg-hero-visual-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 14px;
    aspect-ratio: 1.05 / 1;
}

.sg-hero-visual-tile {
    position: relative;
    border-radius: var(--sgp-radius);
    border: 1px solid var(--theme-border);
    background: var(--theme-card-bg);
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    box-shadow: var(--sg-shadow);
}

.sg-hero-visual-tile img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 18px;
}

.sg-hero-visual-tile span {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 10px 14px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--theme-text);
    background: linear-gradient(0deg, var(--theme-card-bg) 40%, transparent 100%);
}

.sg-hero-visual-tile--placeholder {
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 10px;
    background: var(--sgp-blue-soft);
    border: 1px dashed var(--sgp-blue-soft-border);
}

.sg-hero-visual-tile--placeholder span {
    position: static;
    background: none;
    padding: 0;
    text-align: center;
}

.sg-hero-visual-icon {
    font-size: 2.2rem;
    color: var(--sgp-blue);
    line-height: 1;
}

@media (max-width: 900px) {
    .sg-products-hero-grid {
        grid-template-columns: 1fr;
    }
    .sg-hero-visual-grid {
        max-width: 440px;
        margin: 0 auto;
    }
}

/* ============================================================
   2. Category filter bar
   ============================================================ */
.sg-category-filter-bar {
    position: sticky;
    top: 0;
    z-index: 40;
    background: var(--theme-header-bg, var(--theme-card-bg));
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--theme-border);
    border-bottom: 1px solid var(--theme-border);
}

.sg-category-filter-scroll {
    display: flex;
    gap: 10px;
    padding-top: 14px;
    padding-bottom: 14px;
    overflow-x: auto;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
}

.sg-filter-btn {
    flex: 0 0 auto;
    padding: 10px 20px;
    border-radius: 999px;
    border: 1.5px solid var(--theme-border);
    background: var(--theme-card-bg);
    color: var(--theme-text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.sg-filter-btn:hover {
    border-color: var(--sgp-blue);
    color: var(--sgp-blue);
}

.sg-filter-btn.is-active {
    background: var(--sgp-blue);
    border-color: var(--sgp-blue);
    color: #fff;
}

/* ============================================================
   3. Featured product showcase
   ============================================================ */
.sg-featured-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.sg-featured-media {
    border-radius: var(--sgp-radius);
    overflow: hidden;
    border: 1px solid var(--theme-border);
    aspect-ratio: 4 / 3;
    background: var(--theme-card-bg);
}

.sg-featured-media img,
.sg-featured-media .img-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sg-featured-info h2 {
    color: var(--theme-text);
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    margin: 6px 0 10px;
}

.sg-featured-desc {
    color: var(--theme-text-muted);
    margin: 14px 0 22px;
    max-width: 52ch;
}

.sg-featured-specs {
    list-style: none;
    margin: 0 0 22px;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 20px;
}

.sg-featured-specs li {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px 14px;
    border: 1px solid var(--theme-border);
    border-radius: var(--sgp-radius-sm);
    background: var(--theme-card-bg);
}

.sg-featured-spec-name {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--theme-text-muted);
}

.sg-featured-spec-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--theme-text);
}

.sg-featured-actions {
    margin-top: 24px;
}

@media (max-width: 860px) {
    .sg-featured-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   Shared: category label, model, warranty pill
   ============================================================ */
.sg-product-card-category {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sgp-blue);
    margin-bottom: 6px;
}

.sg-product-card-model {
    display: block;
    font-size: 0.8rem;
    color: var(--theme-text-muted);
    margin-bottom: 10px;
}

.sg-warranty-pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--sgp-blue-soft);
    border: 1px solid var(--sgp-blue-soft-border);
    color: var(--sgp-blue);
    font-size: 0.78rem;
    font-weight: 700;
}

body.dark-theme .sg-warranty-pill {
    color: #93c5fd;
}

.sg-warranty-pill--lg {
    font-size: 0.85rem;
    padding: 8px 18px;
}

/* ============================================================
   4. Product grid + cards
   ============================================================ */
.sg-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 24px;
}

.sg-product-card {
    display: flex;
    flex-direction: column;
    background: var(--theme-card-bg);
    border: 1px solid var(--theme-border);
    border-radius: var(--sgp-radius);
    overflow: hidden;
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, border-color 0.25s ease;
}

.sg-product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--sg-shadow-lg);
    border-color: var(--sgp-blue-soft-border);
}

/* The class above sets display:flex with normal author-stylesheet priority,
   which otherwise beats the UA stylesheet's [hidden]{display:none} rule. */
.sg-product-card[hidden] {
    display: none;
}

.sg-product-card-media {
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--theme-bg);
}

.sg-product-card-media img,
.sg-product-card-media .img-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.sg-product-card:hover .sg-product-card-media img {
    transform: scale(1.06);
}

.sg-product-card-body {
    display: flex;
    flex-direction: column;
    padding: 20px;
    flex: 1;
}

.sg-product-card-name {
    font-size: 1.05rem;
    margin: 0 0 4px;
    line-height: 1.3;
}

.sg-product-card-name a {
    color: var(--theme-text);
}

.sg-product-card-name a:hover {
    color: var(--sgp-blue);
}

.sg-product-card-desc {
    color: var(--theme-text-muted);
    font-size: 0.88rem;
    margin: 0 0 14px;
    line-height: 1.5;
}

.sg-product-card-specs {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.sg-product-card-specs li {
    font-size: 0.8rem;
    color: var(--theme-text-muted);
    padding-left: 14px;
    position: relative;
}

.sg-product-card-specs li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--sgp-blue);
}

.sg-product-card-specs li strong {
    color: var(--theme-text);
    font-weight: 600;
}

.sg-product-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
    padding-top: 16px;
}

.sg-product-card-actions .sg-btn {
    flex: 1 1 auto;
}

.sg-warranty-pill {
    margin-top: 14px;
    align-self: flex-start;
}

.sg-filter-empty {
    text-align: center;
    color: var(--theme-text-muted);
    padding: 40px 0 0;
}

.sg-empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--theme-text-muted);
}

.sg-empty-state h3 {
    color: var(--theme-text);
}

/* ============================================================
   8. Trust section
   ============================================================ */
.sg-trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.sg-trust-item {
    text-align: center;
    padding: 28px 16px;
    border: 1px solid var(--theme-border);
    border-radius: var(--sgp-radius);
    background: var(--theme-bg);
}

.sg-trust-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--sgp-blue-soft);
    color: var(--sgp-blue);
    margin-bottom: 14px;
}

.sg-trust-icon svg {
    width: 26px;
    height: 26px;
}

.sg-trust-item h3 {
    font-size: 0.95rem;
    color: var(--theme-text);
    margin: 0;
}

@media (max-width: 860px) {
    .sg-trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .sg-trust-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   9. Ordering information
   ============================================================ */
.sg-ordering-section {
    background: var(--theme-card-bg);
}

.sg-ordering-card {
    text-align: center;
    max-width: 760px;
    margin: 0 auto;
    padding: 44px 32px;
    border-radius: var(--sgp-radius);
    background: var(--sg-navy);
    color: #fff;
}

.sg-ordering-statement {
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.5;
    margin: 0 0 12px;
}

.sg-ordering-cta {
    color: var(--sg-silver-light, #eef1f5);
    margin: 0 0 26px;
}

.sg-ordering-card .sg-hero-actions {
    justify-content: center;
}

.sg-ordering-card .sg-btn-outline {
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

.sg-ordering-card .sg-btn-outline:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.sg-ordering-card .sg-btn-primary {
    background: var(--sgp-blue);
}

.sg-ordering-card .sg-btn-primary:hover {
    background: var(--sgp-blue-deep);
}

/* ============================================================
   Responsive: tablet & mobile
   ============================================================ */
@media (max-width: 640px) {
    .sg-product-grid {
        grid-template-columns: 1fr;
    }
    .sg-hero-actions,
    .sg-featured-actions {
        flex-direction: column;
        align-items: stretch;
    }
    .sg-hero-actions .sg-btn,
    .sg-featured-actions .sg-btn {
        width: 100%;
    }
    .sg-featured-specs {
        grid-template-columns: 1fr;
    }
    .sg-product-card-actions {
        flex-direction: column;
    }
    .sg-ordering-card {
        padding: 32px 20px;
    }
}

/* Respect reduced-motion preference */
@media (prefers-reduced-motion: reduce) {
    .sg-product-card,
    .sg-product-card-media img,
    .sg-btn {
        transition: none !important;
    }
}