/* =============================================
   BMC INDUSTRIAL TECH - Style Principal
   Design Responsivo - PC e Mobile
   ============================================= */

/* --- Reset e Configurações Globais --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0066cc;
    --primary-dark: #004c99;
    --primary-glow: #0066cc55;
    --accent-gold: #e6b422;
    --bg-dark: #0a0c12;
    --bg-card: #0f1320;
    --bg-card-alt: #141824;
    --bg-footer: #05070e;
    --bg-footer-bottom: #02040a;
    --border-color: #1e2538;
    --border-card: #252a3a;
    --text-primary: #e2e8f0;
    --text-secondary: #cbd5e6;
    --text-muted: #a5b3ce;
    --text-footer-muted: #7a85a1;
    --whatsapp: #25d366;
    --whatsapp-hover: #128C7E;
    --navbar-bg: rgba(10, 14, 23, 0.95);
    --navbar-bg-alt: rgba(18, 22, 35, 0.98);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #0f1222;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
}

/* --- Navbar --- */
.navbar {
    padding: 0.6rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1050;
    transition: all 0.25s;
    background: var(--navbar-bg);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid rgba(51, 153, 255, 0.15);
}

.navbar .nav-link {
    font-weight: 600;
    color: var(--text-secondary) !important;
    margin: 0 0.15rem;
    padding: 0.5rem 1.1rem !important;
    border-radius: 60px;
    font-size: 0.9rem;
    transition: all 0.2s;
    letter-spacing: -0.2px;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
    color: #ffffff !important;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.2), rgba(51, 153, 255, 0.05));
    box-shadow: 0 0 0 1px rgba(0, 102, 204, 0.3);
}

/* --- Logo --- */
.logo-text {
    font-size: 1.7rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff, #aaccff, #ffdd99);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.5px;
}

.logo-sub {
    font-size: 0.65rem;
    letter-spacing: 2.5px;
    color: #8e9dcb;
    margin-top: 2px;
    font-weight: 500;
}

/* --- Lang Toggle --- */
.lang-toggle {
    background: rgba(0, 102, 204, 0.2);
    border: 1px solid rgba(0, 102, 204, 0.5);
    color: #eef2ff;
    border-radius: 60px;
    padding: 6px 18px;
    font-weight: 600;
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    margin-left: 1rem;
    transition: all 0.2s;
    backdrop-filter: blur(4px);
}

.lang-toggle:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* --- Scroll Progress --- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #0066cc, #ffcc44);
    z-index: 2000;
    transition: width 0.08s linear;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    z-index: 2;
    padding-top: 90px;
    overflow: hidden;
    background: radial-gradient(circle at 20% 30%, rgba(5, 10, 25, 0.96) 0%, rgba(2, 5, 12, 0.98) 100%);
}

.hero-title {
    font-size: 3.7rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff, #cce4ff, var(--accent-gold));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 1.2rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

/* --- Botões --- */
.btn-primary-custom {
    background: linear-gradient(95deg, #0066cc, #0088ff);
    border: none;
    padding: 14px 38px;
    border-radius: 60px;
    font-weight: 700;
    color: white;
    box-shadow: 0 10px 25px -5px rgba(0, 102, 204, 0.6);
    transition: all 0.3s;
    display: inline-block;
    text-decoration: none;
}

.btn-primary-custom:hover {
    background: linear-gradient(95deg, #0055bb, #0077ee);
    transform: translateY(-3px);
    box-shadow: 0 18px 30px -8px #0066cc;
    color: white;
}

.whatsapp-btn {
    background: var(--whatsapp);
    color: white !important;
    border: none;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s;
    text-decoration: none;
}

.whatsapp-btn:hover {
    transform: scale(1.05);
    background: var(--whatsapp-hover);
}

/* --- Product Card (CORRIGIDO: Removido opacidade 0) --- */
.product-card {
    background: var(--bg-card);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.45s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    border: 1px solid var(--border-color);
    height: 100%;
    margin-bottom: 20px;
    opacity: 1; /* Forçado */
    transform: none; /* Forçado */
}

.product-card:hover {
    border-color: #3399ff;
    box-shadow: 0 30px 45px -12px rgba(0, 102, 204, 0.4);
    transform: translateY(-10px);
}

.product-img {
    width: 100%;
    height: 160px;
    object-fit: contain;
    background: radial-gradient(ellipse at center, #131a2c 0%, #0a0e1a 100%);
    padding: 15px 12px;
}

/* --- About Section (CORRIGIDO) --- */
.about-section {
    display: flex;
    flex-wrap: wrap;
    background: linear-gradient(115deg, #001a38 0%, #010a1a 100%);
    color: #fff;
    position: relative;
    z-index: 2;
    opacity: 1; /* Forçado */
    transform: none; /* Forçado */
}

.about-right {
    flex: 1;
    background: rgba(3, 8, 20, 0.9);
    padding: 70px 50px;
}

/* --- FAQ / Accordion (CORRIGIDO) --- */
.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    margin-bottom: 18px;
    border-radius: 24px;
    overflow: hidden;
    opacity: 1; /* Forçado */
    transform: none; /* Forçado */
}

/* --- Footer (CORRIGIDO: REMOVIDO OPACIDADE 0) --- */
.footer {
    background: var(--bg-footer);
    padding-top: 70px;
    padding-bottom: 40px;
    border-top: 1px solid #0f2540;
    position: relative;
    z-index: 2;
    opacity: 1 !important; /* Força visibilidade */
    transform: none !important; /* Força posição */
    display: block !important;
}

.footer-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 28px;
    color: white;
    border-left: 3px solid var(--primary);
    padding-left: 14px;
}

.footer-links li, .contact-info {
    color: var(--text-muted);
    list-style: none;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.footer-bottom {
    background: var(--bg-footer-bottom);
    padding: 20px 0;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-footer-muted);
    display: block !important;
}

/* --- Product Page Specific --- */
.product-page {
    padding: 120px 0 80px;
    position: relative;
    z-index: 2;
}

.product-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
}

.gallery-main img {
    width: 100%;
    border-radius: 24px;
    border: 1px solid var(--border-card);
    background: var(--bg-card-alt);
    padding: 10px;
}

/* --- Tabelas de Especificação --- */
.specs-card, .features-card, .probe-table-container {
    background: var(--bg-card-alt);
    border-radius: 24px;
    padding: 30px;
    border: 1px solid var(--border-card);
    margin-bottom: 30px;
}

.specs-table { width: 100%; border-collapse: collapse; }
.specs-table td { padding: 12px 8px; border-bottom: 1px solid var(--border-card); }
.specs-table td:first-child { font-weight: 700; color: var(--primary); width: 35%; }

/* --- REGRAS DE OURO PARA O RODAPÉ APARECER SEMPRE --- */
footer, .footer, .footer-bottom {
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
}

/* --- Responsividade --- */
@media (max-width: 992px) {
    .about-left, .about-right { flex: auto; width: 100%; }
    .hero-title { font-size: 2.3rem; }
}

@media (max-width: 780px) {
    .row > [class*="col-"] { width: 100% !important; flex: 0 0 100% !important; max-width: 100% !important; }
    .hero-title { font-size: 2rem !important; }
}