/* ==========================================================================
   Coberka — Folha de estilo única
   Consolida o CSS que antes vivia repetido no <style> de cada página.
   Tokens de design em :root — nunca hardcode cores que já são variáveis.
   ========================================================================== */

:root {
    --primary: #111111;
    --accent:  #d4af37;
    --light:   #f9f9f9;
    --dark:    #1a1a1a;
    --gray:    #666666;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--light);
    color: var(--primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ==========================================================================
   Cabeçalho
   ========================================================================== */

header {
    background-color: var(--primary);
    color: white;
    padding: 15px 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    border-bottom: 2px solid var(--accent);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Logo clicável: mantém o link acima de qualquer sobreposição e faz o
   clique passar direto para o <a>. */
.logo-link {
    display: block;
    line-height: 0;
    cursor: pointer;
    position: relative;
    z-index: 1010;
    transition: transform 0.2s ease;
}

.logo-link:hover {
    transform: scale(1.03);
}

.logo-link img,
.logo img {
    height: 55px;
    border-radius: 4px;
    display: block;
}

.logo-link img {
    pointer-events: none;
}

/* Botão de contato do cabeçalho (home) */
.contact-btn {
    background-color: var(--accent);
    color: var(--primary);
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    transition: 0.3s;
    text-transform: uppercase;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-btn:hover {
    background-color: white;
    color: var(--primary);
}

/* Botão "voltar" do cabeçalho (páginas internas) */
.back-btn {
    background-color: transparent;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    border: 1px solid var(--accent);
    border-radius: 4px;
    transition: 0.3s;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.back-btn:hover {
    background-color: var(--accent);
    color: var(--primary);
}

/* ==========================================================================
   Hero (home)
   ========================================================================== */

.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
                url('../assets/imagens/vidro/vidro3.jpg') no-repeat center center / cover;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 20px;
    margin-top: 85px;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    font-weight: 800;
    letter-spacing: 1px;
}

.hero-content h1 span {
    color: var(--accent);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    background-color: var(--accent);
    color: var(--primary);
    padding: 15px 35px;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 4px;
    transition: 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.cta-btn:hover {
    background-color: white;
    color: var(--primary);
    transform: translateY(-3px);
}

/* ==========================================================================
   Cabeçalho de página (páginas de serviço com hero curto)
   O fundo é definido inline em cada página via style="--page-header-bg:url(...)".
   ========================================================================== */

.page-header {
    background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)),
                var(--page-header-bg, none) no-repeat center center / cover;
    background-color: var(--dark);
    height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 20px;
    margin-top: 85px;
}

.page-header-content h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.page-header-content h1 span {
    color: var(--accent);
}

/* ==========================================================================
   Seções de conteúdo e títulos
   ========================================================================== */

.content-section {
    padding: 60px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Usada pelas subpáginas de vidraçaria (sem hero). */
.content-area {
    padding: 140px 5% 80px;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 80vh;
}

.section-title {
    text-align: center;
    margin-bottom: 20px;
    font-size: 2.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.section-title span {
    color: var(--accent);
}

/* Sublinhado dourado só no título principal da home. */
.gallery > .section-title {
    margin-bottom: 50px;
    padding-bottom: 15px;
}

.gallery > .section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--accent);
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 50px;
    font-size: 1.1rem;
}

/* ==========================================================================
   Card de detalhes / lista de destaques
   ========================================================================== */

.details-container {
    background: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid #eee;
    margin-bottom: 50px;
}

.details-container h2,
.details-info h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 10px;
}

.details-container p,
.details-info p {
    margin-bottom: 20px;
    color: var(--gray);
    font-size: 1.05rem;
}

.details-container ul,
.details-info ul {
    list-style: none;
    margin-bottom: 10px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.details-container ul li,
.details-info ul li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.details-container ul li i,
.details-info ul li i {
    color: var(--accent);
}

/* ==========================================================================
   Grade de serviços (home) e menu de vidraçaria
   ========================================================================== */

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
}

.grid-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: 0.3s;
    border: 1px solid #eee;
    text-decoration: none;
    display: block;
}

.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.grid-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.grid-item-info {
    padding: 20px;
}

.grid-item-info h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.grid-item-info p {
    color: var(--gray);
    font-size: 0.95rem;
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.menu-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid #eee;
    text-decoration: none;
    color: var(--primary);
    transition: 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 20px;
}

.menu-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.15);
}

.menu-card i {
    font-size: 3.5rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.menu-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.menu-card p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.menu-card .btn-ver {
    background-color: var(--primary);
    color: white;
    padding: 8px 20px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.9rem;
    transition: 0.3s;
    text-transform: uppercase;
}

.menu-card:hover .btn-ver {
    background-color: var(--accent);
    color: var(--primary);
}

/* ==========================================================================
   Galeria de fotos
   ========================================================================== */

.gallery {
    padding: 80px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    font-weight: 700;
}

.gallery-title span {
    color: var(--accent);
}

.gallery-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 40px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    height: 250px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    border: 1px solid #ddd;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    color: white;
    font-size: 2rem;
    border: 2px solid white;
    padding: 10px;
    border-radius: 50%;
}

/* Estado "fotos em breve" para galerias ainda sem imagens. */
.gallery-empty {
    text-align: center;
    color: var(--gray);
    background: white;
    border: 1px dashed #ccc;
    border-radius: 8px;
    padding: 60px 20px;
    margin: 40px 0;
}

.gallery-empty i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 15px;
    display: block;
}

/* ==========================================================================
   Botões de call-to-action inline
   ========================================================================== */

.cta-container-center,
.cta-container {
    text-align: center;
    margin-top: 20px;
}

.cta-inline {
    background-color: var(--accent);
    color: var(--primary);
    padding: 15px 35px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    transition: 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    font-size: 1.1rem;
}

.cta-inline:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* ==========================================================================
   Rodapé
   ========================================================================== */

.footer {
    background-color: var(--primary);
    color: white;
    text-align: center;
    padding: 40px 20px;
    border-top: 3px solid var(--accent);
}

.footer p {
    margin-bottom: 15px;
    font-size: 0.95rem;
    color: #ccc;
}

.footer .highlight {
    color: var(--accent);
    font-weight: bold;
}

.social-links {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-btn {
    color: white;
    font-size: 1.5rem;
    transition: 0.3s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.social-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-3px);
}

/* ==========================================================================
   Botão flutuante do WhatsApp
   ========================================================================== */

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.whatsapp-float i {
    font-size: 32px;
    color: #fff;
}

.whatsapp-float:hover {
    background-color: #128c7e;
    transform: scale(1.1);
}

/* ==========================================================================
   Responsivo
   ========================================================================== */

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .page-header-content h1 {
        font-size: 1.8rem;
    }

    .details-container {
        padding: 20px;
    }

    .grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 10px;
    }

    .gallery-item {
        height: 150px;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float i {
        font-size: 26px;
    }
}