/* ===================================================================
   PRODUTOS.CSS — HR PRÉ MOLDADOS
   Estilos compartilhados para páginas de categoria de produtos:
   bloco-vedacao.html | bloco-estrutural.html | pisos-intertravados.html

   ÍNDICE:
   1.  HERO DA CATEGORIA
   2.  FILTRO DE LINHA
   3.  SEÇÃO PRINCIPAL
   3B. SPLIT (Signature × Performance) — divisor vertical entre linhas
   4.  CTA FINAL
   5.  ANIMAÇÕES E REVEAL
   6.  RESPONSIVIDADE
   =================================================================== */


/* ===================================================================
   1. HERO DA CATEGORIA
   =================================================================== */

.prod-hero {
    background: var(--bg-light);
    padding-top: 110px;
    padding-bottom: 5rem;
    position: relative;
    overflow: hidden;
}

.prod-hero::after {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    bottom: 20%;
    width: 4px;
    background: linear-gradient(to bottom, transparent, var(--primary) 30%, var(--primary) 70%, transparent);
    border-radius: 0 4px 4px 0;
    box-shadow: 0 0 10px rgba(255, 81, 0, 0.3);
}

.prod-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.prod-hero-inner {
    display: grid;
    grid-template-columns: 1fr 340px;
    align-items: center;
    gap: var(--space-3xl);
}

.prod-hero-text {
    max-width: 600px;
}

.prod-kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.prod-kicker::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    flex-shrink: 0;
}

.prod-hero-title {
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.0;
    margin: 0 0 var(--space-md);
    letter-spacing: -0.03em;
}

.prod-hero-desc {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 480px;
    margin-bottom: var(--space-lg);
}

.prod-hero-badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.prod-spec-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    padding: 7px 16px;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.prod-spec-badge i {
    color: var(--primary);
    font-size: 0.75rem;
}

.prod-hero-visual {
    width: 340px;
    height: 340px;
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    flex-shrink: 0;
}

.prod-hero-visual img {
    width: 85%;
    height: 85%;
    object-fit: contain;
}

body.dark-theme .prod-hero {
    background: var(--bg-light);
}

body.dark-theme .prod-spec-badge {
    background: var(--surface);
    border-color: var(--border-medium);
}


/* ===================================================================
   2. FILTRO DE LINHA
   =================================================================== */

.prod-filter-bar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 62px;
    z-index: 100;
    transition: box-shadow var(--transition-base);
}

.prod-filter-bar.is-stuck {
    box-shadow: var(--shadow-md);
}

.prod-filter-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    gap: var(--space-md);
}

.prod-filter-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.prod-filter-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    padding: 8px 20px;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    line-height: 1;
}

.prod-filter-pill:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.prod-filter-pill.active {
    background: var(--text-primary);
    border-color: var(--text-primary);
    color: var(--text-white);
}

.prod-filter-pill.active.pill-signature {
    background: var(--signature);
    border-color: var(--signature-dark);
    color: #fff;
}

.prod-filter-pill.active.pill-performance {
    background: var(--performance);
    border-color: var(--performance-dark);
    color: #fff;
}

.pill-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.pill-dot.signature-dot {
    background: var(--signature);
    box-shadow: 0 0 5px var(--signature-alpha-50);
}

.pill-dot.performance-dot {
    background: var(--performance);
}

.prod-filter-count {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    white-space: nowrap;
    flex-shrink: 0;
}

.prod-filter-count strong {
    color: var(--primary);
    font-weight: 700;
}

body.dark-theme .prod-filter-bar {
    background: var(--surface);
    border-color: var(--border-medium);
}

body.dark-theme .prod-filter-pill {
    border-color: var(--border-medium);
    color: var(--text-secondary);
}

body.dark-theme .prod-filter-pill:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

body.dark-theme .prod-filter-pill.active {
    background: var(--text-primary);
    border-color: var(--text-primary);
    color: var(--bg-color);
}

body.dark-theme .prod-filter-pill.active.pill-signature {
    background: var(--signature);
    border-color: var(--signature-dark);
    color: #fff;
}

body.dark-theme .prod-filter-pill.active.pill-performance {
    background: var(--performance);
    border-color: var(--performance-dark);
    color: #fff;
}


/* ===================================================================
   3. SEÇÃO PRINCIPAL
   =================================================================== */

.prod-main {
    padding: var(--space-3xl) 0;
    background: var(--bg-color);
    min-height: 60vh;
}


/* ===================================================================
   3B. SPLIT (Signature × Performance)
   Layout de duas colunas separadas por divisor vertical
   =================================================================== */

.prod-split {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: stretch;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.prod-split-side {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/* Cabeçalho da linha (Signature / Performance) */
.prod-split-header {
    position: relative;
    margin-bottom: var(--space-sm);
    padding: 28px 28px;
    min-height: 110px;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-align: center;
    flex-shrink: 0;
}

/* Círculos decorativos — posicionados dentro do card para não precisar de overflow:hidden */
.prod-split-header::before {
    content: '';
    position: absolute;
    right: 10px;
    top: 10px;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.07);
    pointer-events: none;
}

.prod-split-header::after {
    content: '';
    position: absolute;
    right: 55px;
    bottom: 8px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

/* Signature — laranja da marca */
.prod-split-side[data-line="signature"] .prod-split-header {
    background: linear-gradient(135deg, var(--signature-dark) 0%, var(--signature) 100%);
    box-shadow: 0 8px 40px var(--signature-shadow), 0 2px 8px rgba(0, 0, 0, 0.18);
}

/* Performance — cinza sólido */
.prod-split-side[data-line="performance"] .prod-split-header {
    background: linear-gradient(135deg, var(--performance-dark) 0%, var(--performance) 100%);
    box-shadow: 0 8px 32px var(--performance-shadow), 0 2px 6px rgba(0, 0, 0, 0.1);
}

.prod-split-side[data-line="signature"] .prod-split-subtitle {
    border-left-color: var(--signature);
}

.prod-split-side[data-line="performance"] .prod-split-subtitle {
    border-left-color: var(--performance);
}

/* Kicker — linha + texto, tudo branco */
.prod-split-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.67rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.65);
}

.prod-split-side[data-line="signature"] .prod-split-kicker,
.prod-split-side[data-line="performance"] .prod-split-kicker {
    color: rgba(255, 255, 255, 0.65);
}

.prod-split-title {
    font-size: clamp(1.6rem, 2.4vw, 2rem);
    font-weight: 800;
    color: #fff;
    margin: 0;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.prod-split-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0 0 var(--space-lg) 0;
    line-height: 1.6;
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 4px solid var(--border-medium);
    background: var(--bg-light);
}

/* Dot — traço horizontal */
.prod-split-dot {
    width: 18px;
    height: 2px;
    border-radius: 2px;
    flex-shrink: 0;
    display: inline-block;
    background: rgba(255, 255, 255, 0.45);
}

/* Divisor vertical central */
.prod-split-divider {
    width: 1px;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        var(--border-medium) 10%,
        var(--border-medium) 90%,
        transparent 100%
    );
    position: relative;
    align-self: stretch;
    margin: 0 var(--space-sm);
}

.prod-split-divider::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 0 4px var(--bg-color), 0 0 14px rgba(255, 81, 0, 0.5);
}

/* Grid de cards dentro de cada lado */
.prod-split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    align-items: stretch;
    grid-auto-rows: 1fr;
    flex: 1;
}

/* Filtro ativo: lado visível ocupa tela toda */
.prod-split.prod-split--solo {
    grid-template-columns: 1fr;
}

.prod-split.prod-split--solo .prod-split-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

/* Tema escuro — headers mantêm as cores, apenas sombra mais sutil */
body.dark-theme .prod-split-side[data-line="signature"] .prod-split-header {
    box-shadow: 0 8px 32px var(--signature-alpha-30);
}

body.dark-theme .prod-split-side[data-line="performance"] .prod-split-header {
    box-shadow: 0 8px 32px var(--performance-alpha-30);
}

body.dark-theme .prod-split-divider::before {
    box-shadow: 0 0 0 4px var(--bg-color), 0 0 14px rgba(255, 81, 0, 0.6);
}


/* ===================================================================
   4. CTA FINAL
   =================================================================== */

.prod-cta {
    background: var(--bg-dark);
    padding: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.prod-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--bg-dark-alt) 0%, var(--bg-dark) 100%);
}

.prod-cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.prod-cta-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.prod-cta-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.15;
    margin: 0 0 var(--space-md);
    letter-spacing: -0.02em;
}

.prod-cta-title em {
    color: var(--primary);
    font-style: normal;
}

.prod-cta-btns {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}

.prod-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    line-height: 1;
}

.prod-cta-btn.btn-primary {
    background: #25D366;
    color: white;
    border-color: #25D366;
}

.prod-cta-btn.btn-primary:hover {
    background: #1ebe57;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.prod-cta-btn.btn-outline {
    background: transparent;
    color: var(--text-white-muted);
    border-color: var(--border-white-strong);
}

.prod-cta-btn.btn-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    color: white;
    border-color: rgba(255, 255, 255, 0.4);
}


/* ===================================================================
   5. ANIMAÇÕES E REVEAL
   =================================================================== */

@keyframes prodFadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.prod-reveal {
    opacity: 0;
}

.prod-reveal.revealed {
    animation: prodFadeUp 0.55s ease forwards;
}

.prod-reveal-d2.revealed { animation-delay: 0.2s; }


/* ===================================================================
   6. RESPONSIVIDADE
   =================================================================== */

/* Tablet landscape */
@media (max-width: 1024px) {
    .prod-hero-inner {
        grid-template-columns: 1fr 280px;
        gap: var(--space-2xl);
    }

    .prod-hero-visual {
        width: 280px;
        height: 280px;
    }

    .prod-hero-title {
        font-size: 3rem;
    }
}

/* Tablet — split passa a 1 coluna por lado */
@media (max-width: 1100px) {
    .prod-split-grid {
        grid-template-columns: 1fr;
    }
}

/* Tablet portrait */
@media (max-width: 820px) {
    .prod-hero {
        padding-top: 100px;
        padding-bottom: 3rem;
    }

    .prod-hero-inner {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .prod-hero-visual {
        width: 220px;
        height: 220px;
    }

    .prod-hero-title {
        font-size: 2.6rem;
    }

    .prod-hero-desc {
        font-size: var(--text-base);
    }

    .product-modal .modal-content {
        overflow-y: auto;
        display: block;
    }

    .product-modal .modal-body {
        grid-template-columns: 1fr;
        padding: var(--space-md);
        flex: none;
        overflow: visible;
        min-height: auto;
    }

    .product-modal .modal-images-section {
        max-height: 280px;
    }

    .product-modal .modal-main-image {
        height: 240px;
    }

    .product-modal .modal-info-section {
        max-height: none;
        overflow-y: visible;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .prod-filter-bar { top: 60px; }

    .prod-container {
        padding: 0 1.25rem;
    }

    .prod-filter-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 12px 0;
    }

    .prod-filter-pills {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        width: 100%;
    }

    .prod-filter-pill {
        justify-content: center;
        padding: 9px 12px;
        font-size: 0.85rem;
    }

    .prod-filter-count {
        align-self: flex-end;
        font-size: var(--text-xs);
    }

    .prod-cta-btns {
        flex-direction: column;
        align-items: center;
    }

    /* Split: mantém duas colunas, reduz gap */
    .prod-split {
        gap: var(--space-md);
    }

    /* Kicker: letter-spacing reduzido para não quebrar linha */
    .prod-split-kicker {
        letter-spacing: 0.06em;
        font-size: 0.65rem;
    }

    /* Setas em 68%, botão menor e descido */
    .card-carousel-btn {
        top: 68%;
    }
    .product-card .product-overlay {
        align-items: center;
        padding-top: 25px;
    }
    .product-card .quick-view-btn {
        padding: 7px 14px;
        font-size: 0.75rem;
        gap: 5px;
    }
}

/* Mobile — lado a lado para comparação, tudo visível */
@media (max-width: 640px) {
    .prod-split {
        gap: 10px;
    }

    .prod-split-divider {
        margin: 0 2px;
    }

    .prod-split-header {
        padding: 14px 10px 12px 10px;
        border-radius: 10px;
        gap: 6px;
        margin-bottom: 8px;
    }

    .prod-split-kicker {
        font-size: 0.55rem;
        letter-spacing: 0.07em;
        gap: 5px;
    }

    .prod-split-dot {
        width: 13px;
    }

    .prod-split-title {
        font-size: 1.2rem;
    }

    .prod-split-subtitle {
        font-size: 0.78rem;
        margin-bottom: 10px;
    }

    /* Cards no split — mesma lógica do grid 2 colunas do index */
    .prod-split-grid .product-image {
        height: 130px;
    }

    .prod-split-grid .product-info {
        padding: 10px 8px 12px;
    }

    .prod-split-grid .product-category {
        font-size: 0.6rem;
        margin-bottom: 3px;
    }

    .prod-split-grid .product-title {
        font-size: 0.82rem;
        line-height: 1.2;
        margin-bottom: 6px;
    }

    .prod-split-grid .product-desc {
        font-size: 0.72rem;
        line-height: 1.4;
        margin-bottom: 8px;
    }

    .prod-split-grid .product-specs {
        gap: 4px;
        margin-bottom: 8px;
    }

    .prod-split-grid .spec-item {
        font-size: 0.6rem;
    }

    .prod-split-grid .finish-badge {
        font-size: 0.7rem;
        padding: 6px 8px;
        margin-bottom: 10px;
    }

    .prod-split-grid .ver-mais-btn {
        font-size: 0.72rem;
        padding: 9px 10px;
        width: 100%;
        justify-content: center;
    }

    .prod-split-grid .product-badge {
        font-size: 0.55rem;
        padding: 4px 8px;
        top: 8px;
        left: 8px;
    }

    /* Solo: mantém 2 produtos por linha igual ao modo normal */
    .prod-split.prod-split--solo .prod-split-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Mobile pequeno (≤ 480px) */
@media (max-width: 480px) {
    .prod-hero-title {
        font-size: 2.2rem;
    }

    .prod-filter-pills {
        gap: 6px;
    }

    .prod-filter-pill {
        padding: 7px 14px;
        font-size: 0.8rem;
    }

    .prod-split {
        gap: 7px;
    }

    .prod-split-header {
        padding: 12px 8px 10px 8px;
        border-radius: 8px;
    }

    .prod-split-title {
        font-size: 1.05rem;
    }

    .prod-split-kicker {
        font-size: 0.5rem;
    }

    .prod-split-grid .product-image {
        height: 110px;
    }

    .prod-split-grid .product-title {
        font-size: 0.75rem;
    }

    .prod-split-grid .product-desc {
        font-size: 0.68rem;
    }

    .prod-split-grid .spec-item {
        font-size: 0.55rem;
    }

    .prod-split-grid .finish-badge {
        font-size: 0.65rem;
        padding: 5px 7px;
    }

    .prod-split-grid .ver-mais-btn {
        font-size: 0.68rem;
        padding: 8px 8px;
    }
}

/* Telas mínimas (≤ 360px) */
@media (max-width: 360px) {
    .prod-split {
        gap: 5px;
    }

    .prod-split-divider {
        margin: 0 1px;
    }

    .prod-split-header {
        padding: 10px 6px 8px 6px;
    }

    .prod-split-title {
        font-size: 0.95rem;
    }

    .prod-split-kicker {
        font-size: 0.45rem;
        letter-spacing: 0.04em;
    }

    .prod-split-grid .product-image {
        height: 90px;
    }

    .prod-split-grid .product-title {
        font-size: 0.68rem;
    }

    .prod-split-grid .product-desc {
        font-size: 0.62rem;
    }
}


/* ===================================================================
   INDEX — Filtro de categoria e seção de pisos
   Estilos específicos para o layout do index.html.
   =================================================================== */

/* Seção de pisos abaixo do split */
.index-pisos-section {
    margin-top: var(--space-2xl);
    padding-top: var(--space-lg);
    border-top: 1px dashed var(--border-light);
}

.index-pisos-header {
    margin-bottom: var(--space-lg);
}

.index-pisos-header .prod-split-kicker {
    color: var(--primary);
    margin-bottom: 6px;
}

.index-pisos-title {
    font-size: clamp(1.4rem, 2vw, 1.8rem);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin: 4px 0 var(--space-sm);
}

.index-pisos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
    max-width: 700px;
}

body.dark-theme .index-pisos-section {
    border-color: var(--border-medium);
}