/**
 * JR Caçamba - Design Industrial Moderno
 * Paleta: Preto profundo + Amarelo vibrante + Cinza industrial
 * Tipografia: Montserrat (títulos) + Inter (corpo)
 */

/* ===== Reset e Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #fff;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* ===== Header ===== */
.header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 50;
    transition: all 0.3s ease;
    background-color: transparent;
}

.header.scrolled {
    background-color: #0a0a0a;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    flex-wrap: wrap;
}

.logo h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: #FFD700;
    letter-spacing: 1px;
}

.nav {
    display: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: #fff;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #FFD700;
}

@media (min-width: 768px) {
    .nav {
        display: flex;
    }
}

/* ===== Buttons ===== */
.btn-industrial {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: #FFD700;
    color: #000;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-industrial:hover {
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.4);
    transform: scale(1.05);
}

.btn-industrial:active {
    transform: scale(0.95);
}

.btn-industrial.full-width {
    width: 100%;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    padding-top: 8rem;
    padding-bottom: 8rem;
    background-color: #000;
    overflow: hidden;
    margin-top: 3rem;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../images/hero-industrial.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.4;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: #FFD700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero h2 {
        font-size: 3.5rem;
    }
}

.hero p {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
}

.checklist {
    list-style: none;
    margin-bottom: 2rem;
}

.checklist li {
    color: #FFD700;
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checklist li::before {
    content: '✓';
    display: inline-block;
    margin-right: 0.5rem;
}

/* ===== Process Section ===== */
.process {
    background-color: #f5f5f5;
    padding: 3rem 0;
    margin: 2rem 0;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.process-item {
    text-align: center;
    padding: 1.5rem;
}

.process-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.process-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.process-description {
    color: #666;
    font-size: 0.9rem;
}

/* ===== Features Section ===== */
.features {
    background-color: #0a0a0a;
    color: #fff;
    padding: 4rem 0;
}

.features-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: #FFD700;
    text-align: center;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .features-title {
        font-size: 3rem;
    }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: #1a1a2e;
    border-left: 4px solid #FFD700;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.2);
    transform: translateY(-8px);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.feature-description {
    color: #ccc;
    font-size: 0.95rem;
}

/* ===== Stats Section ===== */
.stats {
    background-color: #fff;
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    color: #FFD700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.stat-description {
    color: #666;
    font-size: 0.95rem;
}

/* ===== Services Section ===== */
.services {
    background-color: #fff;
    padding: 4rem 0;
}

.services-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: #000;
    text-align: center;
    margin-bottom: 1rem;
}

.services-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: #fff;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.service-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-8px);
}

.service-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-card:hover .service-image {
    transform: scale(1.1);
}

.service-content {
    padding: 2rem;
}

.service-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.service-description {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

/* ===== Gallery Section ===== */
.gallery {
    background-color: #fff;
    padding: 4rem 0;
}

.gallery-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: #000;
    text-align: center;
    margin-bottom: 1rem;
}

.gallery-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    height: 250px;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transform: translateY(-8px);
}

.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
    transition: background-color 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    background-color: rgba(0, 0, 0, 0.2);
}

/* ===== CTA Section ===== */
.cta {
    background-color: #0a0a0a;
    color: #fff;
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../images/hero-industrial.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.1;
    z-index: 1;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: #FFD700;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .cta h2 {
        font-size: 3rem;
    }
}

.cta p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Footer ===== */
.footer {
    background-color: #1a1a1a;
    color: #fff;
    padding: 3rem 0;
    text-align: center;
}

.footer-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.5rem;
    color: #FFD700;
    margin-bottom: 0.5rem;
}

.footer-subtitle {
    color: #ccc;
    margin-bottom: 1rem;
}

.footer-copyright {
    color: #888;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.footer-contact {
    color: #888;
    font-size: 0.9rem;
}

.footer-link {
    color: #FFD700;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #fff;
}

/* ===== WhatsApp Button ===== */
.whatsapp-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    z-index: 40;
}

.whatsapp-button:hover {
    background-color: #20ba5a;
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
    transform: scale(1.1);
}

@media (max-width: 640px) {
    .whatsapp-button {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
    }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .header-content {
        gap: 1rem;
    }

    .logo h1 {
        font-size: 1.2rem;
    }

    .hero {
        padding-top: 6rem;
        padding-bottom: 4rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .features-title,
    .services-title,
    .gallery-title {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 3rem;
    }

    .cta h2 {
        font-size: 2rem;
    }
}