/* ---- CSS Variables & Design System (Nova Paleta SP Irrigação) ---- */
:root {
    /* Cores da Marca */
    --clr-black: #000000;
    --clr-primary: #3B82F6; /* Azul SP */
    --clr-primary-hover: #1D4ED8;
    --clr-accent: #F97316; /* Laranja (Títulos/Bordas) */
    
    /* Cores Secundárias e Funcionais */
    --clr-dark: #1F2937; /* Cinza Escuro */
    --clr-dark-elevated: #374151;
    --clr-white: #ffffff;
    --clr-gray-bg: #F3F4F6; /* Fundo suave */
    --clr-gray-border: #D1D5DB;
    --clr-gray-text: #6B7280;
    
    /* Cores do Explicativo do Sistema */
    --clr-sys-azul: #3B82F6; /* Tubo Principal */
    --clr-sys-preto: #0c0e12; /* Mangueira Cega */
    --clr-sys-verde: #10B981; /* Fita Gotejadora */
    
    /* WhatsApp */
    --clr-whatsapp: #25D366;
    --clr-whatsapp-hover: #1EBD57;
    
    /* Typography */
    --font-main: 'Outfit', sans-serif;
    
    /* Spacing & Layout */
    --border-radius: 12px;
    --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-soft: 0 10px 25px -5px rgba(0,0,0,0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    color: var(--clr-dark);
    line-height: 1.6;
    background-color: var(--clr-white);
    overflow-x: hidden;
}

/* Typography Base */
h1, h2, h3, h4, h5 { font-weight: 800; line-height: 1.2; color: var(--clr-black); }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-5 { margin-top: 3rem; }
.mb-5 { margin-bottom: 3rem; }
.mb-4 { margin-bottom: 1.5rem; }
.pb-0 { padding-bottom: 0 !important; }

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; border-radius: 50px; font-weight: 600; font-size: 1rem;
    cursor: pointer; border: 2px solid transparent; transition: var(--transition);
}
.btn-large { padding: 16px 36px; font-size: 1.1rem; }
.btn-primary { background: var(--clr-primary); color: var(--clr-white); }
.btn-primary:hover { background: var(--clr-primary-hover); transform: translateY(-2px); }
.btn-secondary { background: var(--clr-gray-border); color: var(--clr-dark); }
.btn-secondary:hover { background: var(--clr-dark-elevated); color: var(--clr-white); }

.btn-whatsapp {
    background: var(--clr-whatsapp); color: var(--clr-white); font-size: 1.25rem;
    padding: 18px 40px; border-radius: 50px; box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
}
.btn-whatsapp:hover { background: var(--clr-whatsapp-hover); transform: translateY(-3px); }
.full-width { width: 100%; }
.clr-primary { color: var(--clr-primary) !important; }

/* ---- Product Carousel ---- */
.product-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--border-radius);
    margin-bottom: 16px;
    background: transparent;
}

.carousel-track {
    display: flex;
    width: 100%;
}

.carousel-slide {
    min-width: 100%;
    display: none;
    flex-direction: column;
    align-items: center;
    padding: 0;
    position: relative;
}
.carousel-slide.active {
    display: flex;
}

.carousel-slide img {
    width: 100%;
    height: 450px;
    object-fit: contain;
}
/* Efeito de zoom removido conforme solicitado */

/* Ajuste de cor para fotos de aplicação (AP) para combinar com a foto oficial */
.color-match-ap {
    /* Exemplo: aumentando o contraste e ajustando brilho/saturação para equilibrar a luz */
    filter: brightness(1.05) contrast(1.15) saturate(0.9);
}

/* Slide label */
.carousel-label {
    display: none;
}
.carousel-label.lbl-dt { color: var(--clr-primary); border-color: var(--clr-primary); }
.carousel-label.lbl-soon { color: var(--clr-accent); border-color: var(--clr-accent); }

/* Arrow buttons */
.carousel-prev,
.carousel-next {
    position: absolute;
    top: calc(50% + 95px);
    transform: translateY(-50%);
    background: var(--clr-black);
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    color: var(--clr-white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    opacity: 0;
    pointer-events: none;
}
.product-carousel:hover .carousel-prev,
.product-carousel:hover .carousel-next {
    opacity: 1;
    pointer-events: all;
}
.carousel-prev { left: 6px; }
.carousel-next { right: 6px; }
.carousel-prev:hover,
.carousel-next:hover {
    background: #333333;
    color: white;
}
.carousel-prev svg,
.carousel-next svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 8px 0 4px;
}
.carousel-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(0,0,0,0.3);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    padding: 0;
}
.carousel-dot.active { background: var(--clr-black); transform: scale(1.3); }
.carousel-dot:hover { background: var(--clr-black); }

/* Placeholder slide (Foto 03 - Em breve) */
.slide-placeholder {
    width: 100%;
    height: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, #f8faff 0%, #eff3ff 100%);
    border: 2px dashed var(--clr-gray-border);
    border-radius: 10px;
    color: var(--clr-gray-text);
    cursor: default;
}
.slide-placeholder svg {
    width: 36px;
    height: 36px;
    stroke: var(--clr-gray-border);
    fill: none;
    stroke-width: 1.5;
}
.slide-placeholder span {
    font-size: 0.85rem;
    font-weight: 600;
    opacity: 0.6;
}

/* ---- Header & Lgo Frosted Glass (Opaque/Blur logic) ---- */
#header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.15); /* Transparente para pegar o fundo */
    backdrop-filter: blur(12px); /* Efeito opaco sem foco (frosted glass) */
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px 0;
}

#header.scrolled {
    padding: 10px 0;
}

.header-container { display: flex; justify-content: space-between; align-items: center; transition: var(--transition); }

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
}
.logo-icon-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}
.logo-icon-v6 {
    height: 46px;      /* Altura ajustada para o header */
    width: 46px;       /* Mantém quadrado para o crop redondo */
    object-fit: cover;
    object-position: center 30%; /* O símbolo 'X' fica na porção superior do arquivo original */
    border-radius: 50%; /* Faz a máscara circular, focando no ícone e cortando letras do arquivo */
    box-shadow: 0 4px 15px rgba(0,0,0,0.5); /* Sombra elegante por cima do frosted glass */
}
.logo-sp {
    color: #0871CD; /* Cor exata da gota d'água da logo */
    margin-right: 6px; /* Espaço entre SP e IRRIGAÇÃO */
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}
.logo-text {
    color: var(--clr-white);
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    transition: var(--transition);
}



/* Menu items contrast on glass */
.desktop-nav { display: flex; gap: 30px; }
.desktop-nav a { color: var(--clr-white); font-weight: 600; font-size: 1rem; position: relative; text-shadow: 0 1px 3px rgba(0,0,0,0.5);}
.desktop-nav a[href="#sistema"] { color: var(--clr-primary) !important; text-shadow: none !important; }
.desktop-nav a[href="#catalogo"] { color: var(--clr-black) !important; text-shadow: none !important; }

/* Efeito Degradê para a palavra Propósito (navbar) */
.desktop-nav a[href="#sobre"] {
    background: linear-gradient(135deg, var(--clr-black) 10%, var(--clr-primary) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none !important; /* Removemos a sombra para o corte de fundo da fonte funcionar perfeitamente */
}
.desktop-nav a[href="#sobre"]:hover { opacity: 0.8; }

/* Classe utilitária para aplicar esse mesmo efeito em outros lugares (ex: Nosso Propósito) */
.gradient-text {
    background: linear-gradient(135deg, var(--clr-black) 10%, var(--clr-primary) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.desktop-nav a::after {
    content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px;
    background: var(--clr-primary); transition: var(--transition);
}
/* Linha preta ao invés de azul para o item do catálogo */
.desktop-nav a[href="#catalogo"]::after { background: var(--clr-black); }

.desktop-nav a:hover::after { width: 100%; }
.desktop-nav a:hover { color: var(--clr-white); }
.desktop-nav a[href="#catalogo"]:hover { color: var(--clr-black); opacity: 1; }

/* Gotas de água caindo do link do catálogo (10mm espaçamento) */
.desktop-nav a[href="#catalogo"]:hover::before {
    content: '';
    position: absolute;
    bottom: -5px; /* Nasce da linha */
    left: 8px; /* Offset inicial */
    width: 3px;
    height: 5px;
    border-radius: 50%;
    background: var(--clr-primary); /* Gota azul */
    /* Duplicações da gota lado a lado (aprox a cada 15px ~ 10mm de distanciamento) */
    box-shadow: 
        15px 0 var(--clr-primary), 30px 0 var(--clr-primary), 45px 0 var(--clr-primary), 
        60px 0 var(--clr-primary), 75px 0 var(--clr-primary), 90px 0 var(--clr-primary), 
        105px 0 var(--clr-primary), 120px 0 var(--clr-primary), 135px 0 var(--clr-primary), 
        150px 0 var(--clr-primary);
    animation: dropFall 0.8s infinite ease-in;
    pointer-events: none;
    opacity: 0;
}

@keyframes dropFall {
    0% { transform: translateY(0); opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { transform: translateY(20px); opacity: 0; } /* Cai aprox 10mm (20px) para baixo */
}

/* ---- Animação Personalizada "O Sistema" ---- */
.nav-anim-wrapper {
    position: absolute; bottom: -15px; left: 0; width: 100%; height: 15px; pointer-events: none; opacity: 0;
}
.desktop-nav a[href="#sistema"]:hover .nav-anim-wrapper { opacity: 1; }

.anim-tank {
    position: absolute; bottom: 0; left: 0; width: 10px; height: 10px; border: 1px solid var(--clr-primary); box-sizing: border-box;
}
.anim-tank::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 0%; background: var(--clr-primary);
}
.desktop-nav a[href="#sistema"]:hover .anim-tank::after { animation: fillTank 0.4s ease-out forwards; }

.anim-pipe {
    position: absolute; bottom: 10px; left: 5px; transform: translateX(-50%); width: 2px; height: 0px; background: var(--clr-primary);
}
.desktop-nav a[href="#sistema"]:hover .anim-pipe { animation: drawPipeUp 0.15s linear forwards 0.4s; }

.anim-pipe-right {
    position: absolute; bottom: 15px; left: 5px; width: 0px; height: 2px; background: var(--clr-primary); border-radius: 0 3px 3px 0;
}
.desktop-nav a[href="#sistema"]:hover .anim-pipe-right { animation: drawPipeRight 0.3s linear forwards 0.55s; }

.anim-drops {
    position: absolute; bottom: 10px; left: 15px; width: 3px; height: 5px; border-radius: 50%; background: var(--clr-primary);
    box-shadow: 15px 0 var(--clr-primary), 30px 0 var(--clr-primary), 45px 0 var(--clr-primary), 60px 0 var(--clr-primary);
    opacity: 0;
}
.desktop-nav a[href="#sistema"]:hover .anim-drops { animation: sysDrops 0.8s infinite ease-in 0.85s; }

@keyframes fillTank { 0% { height: 0%; } 100% { height: 100%; } }
@keyframes drawPipeUp { 0% { height: 0px; } 100% { height: 5px; } }
@keyframes drawPipeRight { 0% { width: 0px; } 100% { width: calc(100% - 5px); } }
@keyframes sysDrops { 0% { transform: translateY(0); opacity: 0; } 20% { opacity: 1; } 80% { opacity: 1; } 100% { transform: translateY(12px); opacity: 0; } }

/* Desativa a linha preta padrão do hover de Sistema caso haja herança */
.desktop-nav a[href="#sistema"]::after { display: none !important; }

/* ---- Animação Personalizada "Propósito" ---- */
.nav-anim-proposito {
    position: absolute; bottom: -5px; left: 0; width: 100%; height: 10px; pointer-events: none;
}
.anim-line-prop {
    position: absolute; bottom: 0; left: 0; width: 0%; height: 2px;
    background: linear-gradient(135deg, var(--clr-black) 10%, var(--clr-primary) 90%);
    transition: width 0.4s ease-out;
}
.desktop-nav a[href="#sobre"]:hover .anim-line-prop { width: 100%; }

/* ---- Conexões do 'Catálogo de Conexões' ---- */
.cat-boxes {
    position: absolute; bottom: -6.5px; left: 10px; width: 6px; height: 5px; background: var(--clr-black);
    box-shadow: 60px 0 var(--clr-black), 120px 0 var(--clr-black);
    pointer-events: none; opacity: 0;
    transition: opacity 0.2s 0.2s;
}
.desktop-nav a[href="#catalogo"]:hover .cat-boxes { opacity: 1; }

.anim-conn-prop {
    position: absolute; bottom: -2px; left: 10px; width: 8px; height: 6px; 
    background: var(--clr-black); border-radius: 1px;
    opacity: 0; transition: opacity 0.1s;
}
.desktop-nav a[href="#sobre"]:hover .anim-conn-prop {
    opacity: 1; transition-delay: 0.15s;
}

.anim-drops-prop {
    position: absolute; bottom: -2px; left: 22px; width: 3px; height: 5px; border-radius: 50%;
    background: var(--clr-primary);
    box-shadow: 15px 0 var(--clr-primary), 30px 0 var(--clr-primary), 45px 0 var(--clr-primary);
    opacity: 0;
}
.desktop-nav a[href="#sobre"]:hover .anim-drops-prop {
    animation: dropFall 0.8s infinite ease-in 0.25s;
}

.desktop-nav a[href="#sobre"]::after { display: none !important; }

@media (max-width: 900px) { .desktop-nav { display: none; } }

/* ---- Hero Section ---- */
.hero {
    min-height: 100vh; display: flex; align-items: center; position: relative;
    background: var(--clr-black); overflow: hidden; padding-top: 80px;
}
.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    /* Sun flare is preserved on top part from image, slight bottom dark gradient for text legibility */
    background-image: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.8) 100%), url('hero-irrigation-sun.png');
    background-size: cover; background-position: center; background-blend-mode: overlay; z-index: 1;
}
.hero-content { position: relative; z-index: 2; max-width: 800px; color: var(--clr-white); }
.hero h1 { font-size: clamp(2.5rem, 5vw, 4.2rem); color: var(--clr-white); margin-bottom: 20px; text-shadow: 0 4px 6px rgba(0,0,0,0.5); }
.hero h1 span { color: var(--clr-primary); } /* Mudado para Azul conforme pedido */
.hero p { font-size: 1.25rem; color: var(--clr-white); margin-bottom: 40px; max-width: 650px; font-weight: 400; text-shadow: 0 2px 5px rgba(0,0,0,0.5);}
.hero-actions { display: flex; gap: 20px; flex-wrap: wrap; }

/* ---- Sections Utilities ---- */
.section { padding: 100px 0; position: relative; }
.bg-light { background: var(--clr-gray-bg); }
.section-title { margin-bottom: 60px; }
.section-title h2 { font-size: 2.5rem; margin-bottom: 15px; }
.section-title h2 span { color: var(--clr-primary); }
.section-title h2 span.orange { color: var(--clr-accent); }
.section-title p { font-size: 1.15rem; color: var(--clr-gray-text); max-width: 600px; margin: 0 auto; }

/* ---- Explicativo Diaagrama e (Como Funciona) ---- */
.visual-flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}
.diag-node {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 150px;
}
.diag-node h4 { font-size: 1rem; margin-top: 10px; line-height: 1.3;}
.diag-node small { font-weight: normal; color: var(--clr-gray-text); font-size: 0.85rem;}
.diag-icon {
    width: 60px; height: 60px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: white; padding: 15px;
    margin: 0 auto;
}
.diag-res .diag-icon { background-color: var(--clr-primary); }
.diag-tubo .diag-icon { background-color: var(--clr-sys-azul); }
.diag-cega .diag-icon { background-color: var(--clr-sys-preto); }
.diag-fita .diag-icon { background-color: var(--clr-sys-verde); }
.diag-arrow {
    color: var(--clr-gray-border);
}

.system-flow {
    display: flex; gap: 30px; justify-content: center; flex-wrap: wrap; margin-top: 40px;
}
.flow-step {
    flex: 1; min-width: 250px; border-radius: var(--border-radius);
    background: var(--clr-white); box-shadow: var(--shadow-soft);
    position: relative; overflow: hidden; text-align: left;
    display: flex; flex-direction: column;
}
.flow-step-content {
    padding: 25px;
}
.flow-card-header {
    padding: 20px;
    color: white;
    display: flex;
    align-items: center;
    gap: 15px;
}
.flow-card-header h3 { color: white; margin: 0; font-size: 1.4rem; }
.bg-azul { background-color: var(--clr-sys-azul); }
.bg-preto { background-color: var(--clr-sys-preto); }
.bg-verde { background-color: var(--clr-sys-verde); }
.muted-tag {
    color: var(--clr-gray-text); margin-bottom: 15px; display: block;
    font-size: 0.95rem; font-weight: 600;
}
.flow-step p { color: var(--clr-dark); font-size: 0.98rem; }

/* ---- Catalog Full Width Bands ---- */
.catalog-category { margin-bottom: 80px; }
.full-width-band {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    padding: 30px 0;
    margin-bottom: 50px;
    color: var(--clr-white);
}
.full-width-band.azul { background: var(--clr-sys-azul); }
.full-width-band.preto { background: var(--clr-sys-preto); }
.full-width-band.verde { background: var(--clr-sys-verde); }

.category-header-band h3 { 
    font-size: 2rem; 
    color: var(--clr-white);
    margin: 0;
}
.category-header-band h3 span {
    font-size: 1.2rem;
    font-weight: 400;
    opacity: 0.9;
}

.products-grid-list {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px;
}

/* Visual purista sem cards */
.product-item {
    display: flex; flex-direction: column; text-align: center;
    padding: 10px;
}

.product-item h4 {
    font-size: 1.15rem; margin-bottom: 15px; color: var(--clr-dark); flex-grow: 1;
}

.btn-comprar {
    display: inline-block; padding: 10px 0; width: 100%; text-align: center;
    background: transparent; color: var(--clr-primary); font-weight: 700;
    border: 3px solid var(--clr-black); border-radius: 50px; transition: color 0.4s, border-color 0.3s;
    position: relative; overflow: hidden; cursor: pointer; z-index: 1;
    font-size: 1rem; font-family: inherit;
    letter-spacing: 0.03em;
}
.btn-comprar::before {
    content: '';
    position: absolute; left: 0; bottom: 0; width: 100%; height: 0%;
    background: var(--clr-primary);
    transition: height 1.7s ease;
    z-index: -1;
}
.btn-comprar::after {
    content: '';
    position: absolute; left: -10%; bottom: 0; width: 120%; height: 0%;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 40'%3E%3Cpath d='M0 20 Q150 0 300 20 T600 20 T900 20 T1200 20 V40 H0Z' fill='%233B82F6'/%3E%3C/svg%3E") repeat-x top center;
    background-size: 300px 10px;
    transition: height 1.7s ease;
    z-index: -1;
    animation: waveSlide 1.5s linear infinite;
}
.btn-comprar:hover {
    color: var(--clr-white); border-color: var(--clr-black);
}
.btn-comprar:hover::before {
    height: 90%;
}
.btn-comprar:hover::after {
    height: 100%;
}
@keyframes waveSlide {
    0% { background-position-x: 0; }
    100% { background-position-x: 300px; }
}

/* Feedback visual ao adicionar */
.btn-comprar.added {
    background: #22c55e; color: white; border-color: #22c55e; pointer-events: none;
}
.btn-comprar.added::before, .btn-comprar.added::after { display: none; }

/* ---- Carrinho de Orçamento ---- */
.cart-overlay {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.5); z-index: 3000; backdrop-filter: blur(3px);
}
.cart-overlay.open { display: block; }

.cart-panel {
    position: fixed; top: 0; right: -420px; width: 400px; max-width: 90vw; height: 100%;
    background: var(--clr-white); z-index: 3001; display: flex; flex-direction: column;
    box-shadow: -5px 0 30px rgba(0,0,0,0.2); transition: right 0.35s ease;
}
.cart-panel.open { right: 0; }

.cart-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 25px; border-bottom: 1px solid var(--clr-gray-border);
    background: var(--clr-dark); color: var(--clr-white);
}
.cart-header h3 { font-size: 1.1rem; margin: 0; display: flex; align-items: center; gap: 10px; }
.cart-close { background: none; border: none; color: var(--clr-white); cursor: pointer; padding: 5px; }
.cart-close svg { width: 22px; height: 22px; }

.cart-items {
    flex: 1; overflow-y: auto; padding: 15px 20px;
}
.cart-empty {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    height: 100%; color: var(--clr-gray-text); text-align: center; gap: 10px;
}
.cart-empty svg { width: 48px; height: 48px; opacity: 0.3; }
.cart-empty p { font-size: 1.05rem; margin: 0; }
.cart-empty small { font-size: 0.85rem; }

.cart-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 15px 0; border-bottom: 1px solid #eee; gap: 12px;
}
.cart-item-info { flex: 1; }
.cart-item-name { font-weight: 600; font-size: 0.95rem; color: var(--clr-dark); margin-bottom: 8px; }
.cart-item-controls { display: flex; align-items: center; gap: 8px; }
.cart-qty-btn {
    width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--clr-gray-border);
    background: var(--clr-gray-bg); cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; font-weight: 700; color: var(--clr-dark); transition: var(--transition);
}
.cart-qty-btn:hover { background: var(--clr-primary); color: white; border-color: var(--clr-primary); }
.cart-qty-input {
    width: 65px; height: 35px; text-align: center; font-weight: 600; font-size: 1rem; color: var(--clr-dark);
    border: 1px solid var(--clr-gray-border); border-radius: 6px; padding: 2px 4px;
    background: var(--clr-white); outline: none; margin: 0 4px;
    -moz-appearance: textfield; /* Esconde botões no Firefox */
    font-family: inherit;
}
.cart-qty-input::-webkit-outer-spin-button,
.cart-qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none; margin: 0; /* Esconde botões originais que atrapalham */
}
.cart-qty-input:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}
.cart-item-remove {
    background: none; border: none; cursor: pointer; color: #ef4444; padding: 5px; font-size: 0.8rem;
    transition: var(--transition);
}
.cart-item-remove:hover { color: #dc2626; transform: scale(1.1); }

.cart-footer {
    padding: 20px 25px; border-top: 1px solid var(--clr-gray-border);
    background: var(--clr-gray-bg);
}
.cart-total-label { font-size: 0.85rem; color: var(--clr-gray-text); margin: 0 0 5px 0; }
.cart-total-count { font-weight: 700; font-size: 1.1rem; color: var(--clr-dark); margin-bottom: 15px; }

.btn-enviar-orcamento {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%; padding: 14px; border: none; border-radius: 50px; cursor: pointer;
    font-size: 1rem; font-weight: 600; font-family: inherit;
    background: #25D366; color: white; transition: var(--transition);
}
.btn-enviar-orcamento:hover { background: #1da851; transform: translateY(-2px); box-shadow: 0 4px 15px rgba(37,211,102,0.4); }
.btn-enviar-orcamento svg { width: 20px; height: 20px; }

/* Botão Flutuante FAB */
.cart-fab {
    display: none; /* Initially hidden until items are added */
    position: fixed; bottom: 30px; right: 30px; width: 62px; height: 62px;
    border-radius: 50%; border: 3px solid var(--clr-black); background: var(--clr-primary); color: var(--clr-black);
    cursor: pointer; z-index: 2500; align-items: center; justify-content: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3); transition: var(--transition);
    animation: fabPulse 2s infinite;
}
.cart-fab:hover { transform: scale(1.1); box-shadow: 0 6px 25px rgba(0,0,0,0.4); }
.cart-fab svg { width: 26px; height: 26px; stroke-width: 2.5px; position: relative; z-index: 2; }

/* Pacotes no Carrinho */
.cart-packages-container {
    position: absolute; width: 100%; height: 100%; top: 0; left: 0;
    pointer-events: none; overflow: visible; z-index: 1;
}
.cart-pkg {
    position: absolute; background: var(--clr-black); border: 1px solid rgba(255,255,255,0.2);
    border-radius: 1px; box-shadow: 0 1px 2px rgba(0,0,0,0.3);
    transform-origin: center; animation: pkgPop 0.3s ease-out forwards;
}
/* Tamanho reduzido para caber perfeitamente DENTRO da cesta do ícone Lucide */
.cart-pkg-box { width: 5px; height: 4px; }

@keyframes pkgPop {
    0% { transform: scale(0) rotate(0deg); opacity: 0; }
    100% { transform: scale(1) rotate(var(--rot)); opacity: 1; }
}
.cart-count {
    position: absolute; top: -4px; right: -4px; width: 22px; height: 22px;
    background: #ef4444; color: white; border-radius: 50%; font-size: 0.75rem;
    font-weight: 700; display: flex; align-items: center; justify-content: center;
}
@keyframes fabPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(59,130,246,0.4); }
    50% { box-shadow: 0 4px 30px rgba(59,130,246,0.7); }
}



/* ---- Image Modal Lightbox ---- */
.modal {
  display: none; 
  position: fixed; 
  z-index: 2000; 
  padding-top: 80px; 
  left: 0; top: 0; width: 100%; height: 100%; 
  overflow: auto; 
  background-color: rgba(0,0,0,0.9); 
  backdrop-filter: blur(5px);
}
.modal-content {
  margin: auto; display: block; max-width: 90%; max-height: 80vh; object-fit: contain;
  animation: zoom 0.3s;
}
.close {
  position: absolute; top: 30px; right: 40px; color: #f1f1f1; font-size: 40px; font-weight: bold; cursor: pointer; transition: 0.3s;
  z-index: 2010;
}
.close:hover, .close:focus { color: var(--clr-primary); text-decoration: none; cursor: pointer; }

/* Setas de navegação do modal */
.modal-prev, .modal-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.4);
  color: white;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2010;
  transition: 0.3s;
}
.modal-prev:hover, .modal-next:hover {
  background: rgba(255,255,255,0.8);
}
.modal-prev svg, .modal-next svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}
.modal-prev:hover svg, .modal-next:hover svg {
  stroke: var(--clr-primary);
}
.modal-prev { left: 5%; }
.modal-next { right: 5%; }

@keyframes zoom { from {transform:scale(0)} to {transform:scale(1)} }

/* ---- CTA & Purpose Section ---- */
.purpose-section { background: var(--clr-black); color: var(--clr-white); padding: 80px 0; text-align: center; }
.purpose-section h2 { color: var(--clr-white); margin-bottom: 20px;}
.purpose-section h2 span { color: var(--clr-primary); }
.purpose-section p { font-size: 1.2rem; max-width: 800px; margin: 0 auto; color: var(--clr-gray-bg); }

/* ---- Diferenciais ---- */
.differentials-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; text-align: center;
}
.diff-item i { width: 40px; height: 40px; color: var(--clr-accent); margin-bottom: 15px; }
.diff-item h4 { font-size: 1.25rem; margin-bottom: 10px; }
.diff-item p { color: var(--clr-gray-text); font-size: 0.9rem; }

/* ---- Footer ---- */
.footer { background: var(--clr-black); color: var(--clr-gray-border); padding: 60px 0 20px; }
.footer-content { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; margin-bottom: 40px; }
.footer-info { max-width: 400px; }
.footer-info p { font-size: 0.9rem; margin-bottom: 10px; }
.footer-links h4 { color: var(--clr-white); margin-bottom: 15px; }
.footer-links a { display: block; margin-bottom: 8px; color: var(--clr-gray-text); }
.footer-links a:hover { color: var(--clr-white); }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.85rem; }



/* Animations */
.fade-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-in { opacity: 0; transition: opacity 1s ease-out; }
.fade-in.visible { opacity: 1; }
.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

@media (max-width: 768px) {
    .hero-actions { flex-direction: column; }
    .hero-actions a { width: calc(100% - 85px); text-align: center; margin-right: auto; }

    /* Ajuste de setas na roleta */
    .carousel-prev,
    .carousel-next {
        top: calc(50% + 45px); /* Subiu uns 10mm */
        background: rgba(0, 0, 0, 0.45); /* Fumê / Preto Translúcido */
        backdrop-filter: blur(3px); /* Efeito opaco suave */
        -webkit-backdrop-filter: blur(3px);
    }
    /* Esticados levemente para fora: o overflow esconderá uma lasquinha, deixando eles pareados cravados na borda da tela */
    .carousel-prev { left: -2px; } 
    .carousel-next { right: -2px; } 
    .footer-content { flex-direction: column; align-items: center; text-align: center; }
    .footer-info { display: flex; flex-direction: column; align-items: center; width: 100%; }
    #footer-logo-link { 
        display: flex !important; 
        justify-content: center !important; 
        visibility: visible !important;
        opacity: 1 !important;
        transform: none !important;
    }
    .footer-info p strong { color: #ffffff !important; display: block; }
    
    /* Ajuste de Grid para Celulares na Vertical */
    .products-grid-list {
        gap: 20px;
    }
}

/* Regras específicas de Orientação */
@media (max-width: 600px) and (orientation: portrait) {
    .products-grid-list {
        grid-template-columns: 1fr;
    }
    .carousel-slide img, 
    .slide-placeholder {
        height: 350px; /* Mais compacto na vertical */
    }
    .product-carousel {
        margin-bottom: 12px;
    }
    
    /* Botão WhatsApp do Header virando Bolinha */
    .header-wa-btn {
        width: 44px;
        height: 44px;
        padding: 0;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        min-width: 44px;
    }
    .header-wa-btn .wa-text {
        display: none;
    }
    .header-wa-btn .wa-icon {
        display: block !important;
        width: 20px;
        height: 20px;
    }
}

/* Esconde o ícone por padrão (Landscape/Desktop) conforme pedido ("deixe como esta") */
.header-wa-btn .wa-icon {
    display: none;
}

@media (max-width: 950px) and (orientation: landscape) {
    .products-grid-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .carousel-slide img, 
    .slide-placeholder {
        height: 280px; /* Bem mais compacto para caber na horizontal do celular */
    }
}