/* 
* J2M - Soluções em IA e Análise de Dados
* Estilos Personalizados
*/

/* ===== VARIÁVEIS ===== */
:root {
    --primary-color: #4e73df;
    --secondary-color: #1cc88a;
    --dark-color: #2c3e50;
    --light-color: #f8f9fc;
    --danger-color: #e74a3b;
    --warning-color: #f6c23e;
    --info-color: #36b9cc;
    --gray-100: #f8f9fc;
    --gray-200: #eaecf4;
    --gray-300: #dddfeb;
    --gray-400: #d1d3e2;
    --gray-500: #b7b9cc;
    --gray-600: #858796;
    --gray-700: #6e707e;
    --gray-800: #5a5c69;
    --gray-900: #3a3b45;
    --font-primary: 'Poppins', sans-serif;
    --box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
    --transition: all 0.3s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    line-height: 1.7;
    background-color: #fff;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    position: relative;
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

h2:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

h2.text-center:after {
    left: 50%;
    transform: translateX(-50%);
}

p {
    margin-bottom: 1.5rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
    text-decoration: none;
}

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

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

section {
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
    position: relative;
    display: inline-block;
}

.section-subtitle {
    color: var(--gray-600);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    display: block;
}

.bg-light {
    background-color: var(--light-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-dark {
    background-color: var(--dark-color) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-white {
    color: #fff !important;
}

.text-muted {
    color: var(--gray-600) !important;
}

/* ===== BOTÕES ===== */
.btn {
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.35rem;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: #2e59d9;
    border-color: #2653d4;
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1.5rem rgba(78, 115, 223, 0.3);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background-color: transparent;
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1.5rem rgba(78, 115, 223, 0.3);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1rem;
}

/* ===== HEADER ===== */
.header {
    padding: 1rem 0;
    background-color: #fff;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
    transition: var(--transition);
    z-index: 1030;
}

.header.scrolled {
    padding: 0.5rem 0;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color) !important;
    display: flex;
    align-items: center;
}

.navbar-brand img {
    transition: var(--transition);
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
    font-size: 1.25rem;
    line-height: 1;
    background-color: transparent;
    border-radius: 0.25rem;
}

.navbar-toggler:focus {
    text-decoration: none;
    outline: 0;
    box-shadow: none;
}

.navbar-nav .nav-link {
    color: var(--gray-700);
    font-weight: 500;
    padding: 0.5rem 1rem;
    position: relative;
    transition: var(--transition);
}

.navbar-nav .nav-link:before {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 1rem;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color);
}

.navbar-nav .nav-link:hover:before,
.navbar-nav .nav-link.active:before {
    width: calc(100% - 2rem);
}

/* ===== HERO ===== */
.hero {
    padding: 10rem 0 6rem;
    background: linear-gradient(135deg, rgba(78, 115, 223, 0.95) 0%, rgba(28, 200, 138, 0.95) 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero-bg.png') no-repeat center center/cover;
    opacity: 0.1;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: #fff;
    line-height: 1.2;
}

.hero p.lead {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero .btn {
    margin-right: 1rem;
    margin-bottom: 1rem;
}

.hero .btn-light {
    background-color: #fff;
    color: var(--primary-color);
    border-color: #fff;
}

.hero .btn-outline-light {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
}

.hero .btn-outline-light:hover {
    background-color: #fff;
    color: var(--primary-color);
    border-color: #fff;
}

/* ===== SERVIÇOS ===== */
.service-card {
    background: #fff;
    border-radius: 0.5rem;
    padding: 2.5rem 2rem;
    height: 100%;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    opacity: 0;
    z-index: -1;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.1);
    border-color: transparent;
}

.service-card:hover:before {
    opacity: 1;
}

.service-card:hover .icon-box,
.service-card:hover h4,
.service-card:hover p {
    color: #fff !important;
}

.icon-box {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.75rem;
    transition: var(--transition);
}

/* ===== PORTFÓLIO ===== */
.portfolio-item {
    position: relative;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.portfolio-item img {
    transition: var(--transition);
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(46, 89, 217, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

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

.portfolio-content {
    text-align: center;
    padding: 1.5rem;
    color: #fff;
}

.portfolio-content h5 {
    color: #fff;
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.portfolio-content p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== DEPOIMENTOS ===== */
.testimonial-card {
    background: #fff;
    border-radius: 0.5rem;
    padding: 2rem;
    height: 100%;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 2rem rgba(0, 0, 0, 0.1);
}

.testimonial-card i {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.5;
    margin-bottom: 1rem;
    display: inline-block;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--gray-700);
}

.testimonial-author {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--dark-color);
}

.testimonial-position {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* ===== RODAPÉ ===== */
.footer {
    background-color: var(--dark-color);
    color: #fff;
    padding: 5rem 0 2rem;
}

.footer h5 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer h5:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-500);
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.contact-info li {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
}

.contact-info i {
    margin-top: 0.25rem;
    margin-right: 1rem;
    color: var(--primary-color);
    font-size: 1.1rem;
    min-width: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #fff;
    margin-right: 0.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    color: #fff;
}

.copyright {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 3rem;
}

/* ===== BOTÃO VOLTAR AO TOPO ===== */
#btn-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: none;
    z-index: 99;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    padding: 0;
    font-size: 1.25rem;
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

#btn-back-to-top:hover {
    transform: translateY(-3px);
}

/* ===== WHATSAPP FLOAT BUTTON ===== */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    left: 30px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.15);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.whatsapp-float:hover {
    background-color: #128c7e;
    color: #fff;
    transform: translateY(-3px);
}

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

/* ===== ANIMAÇÕES ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fadeInUp {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* ===== RESPONSIVIDADE ===== */
@media (max-width: 1199.98px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 991.98px) {
    section {
        padding: 4rem 0;
    }
    
    .navbar-collapse {
        background: #fff;
        padding: 1.5rem;
        border-radius: 0.5rem;
        box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
        margin-top: 1rem;
    }
    
    .navbar-nav .nav-link:before {
        display: none;
    }
    
    .navbar-nav .nav-link {
        padding: 0.5rem 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .navbar-nav .nav-item:last-child .nav-link {
        border-bottom: none;
    }
    
    .ms-lg-3 {
        margin-left: 0 !important;
        margin-top: 1rem;
    }
    
    .hero {
        padding: 8rem 0 4rem;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero p.lead {
        font-size: 1.1rem;
    }
    
    .hero .btn {
        display: block;
        margin: 0 auto 1rem;
        max-width: 250px;
    }
    
    .hero .btn:last-child {
        margin-right: auto;
    }
}

@media (max-width: 767.98px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .hero {
        padding: 7rem 0 3rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        bottom: 20px;
        left: 20px;
    }
    
    #btn-back-to-top {
        width: 45px;
        height: 45px;
        font-size: 1rem;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 575.98px) {
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.6rem 1.25rem;
        font-size: 0.8rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
}