:root {
    --primary-color: #FACC15;
    /* Amarelo Construção Premium */
    --primary-dark: #EAB308;
    --text-dark: #1F2937;
    --text-light: #F9FAFB;
    --bg-dark: #111827;
    --bg-darker: #030712;
    --bg-light: #F3F4F6;
    --transition: all 0.3s ease;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-light);
}

h1,
h2,
h3,
h4 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =========================================
   BOTÕES E BADGES
   ========================================= */
.btn-primary {
    display: inline-block;
    background: var(--primary-color);
    color: var(--bg-darker);
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--primary-dark);
    transform: translateY(-2px);
    outline: none;
    box-shadow: 0 15px 20px -5px rgba(250, 204, 21, 0.4);
}

.btn-primary-outline {
    display: inline-block;
    border: 2px solid var(--primary-color);
    color: var(--primary-color) !important;
    padding: 10px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary-outline:hover,
.btn-primary-outline:focus {
    background: var(--primary-color);
    color: var(--bg-darker) !important;
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
    padding: 12px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--text-light);
    color: var(--bg-darker);
}

.badge,
.badge-dark {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
}

.badge {
    background: rgba(250, 204, 21, 0.2);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.badge-dark {
    background: var(--primary-color);
    color: var(--bg-darker);
}

/* =========================================
   HEADER
   ========================================= */
.header {
    background: rgba(17, 24, 39, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

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

.logo h2 {
    color: var(--text-light);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--primary-color);
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav a {
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav a:not(.btn-primary-outline):hover {
    color: var(--primary-color);
}

.mobile-menu-icon {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
}

/* =========================================
   HERO SECTION (ATENÇÃO)
   ========================================= */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    background: url('https://images.unsplash.com/photo-1541888086425-d81bb19240f5?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(3, 7, 18, 0.85), rgba(17, 24, 39, 0.95));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 850px;
}

.hero h1 {
    font-size: 3.8rem;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.1;
}

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

.hero p {
    font-size: 1.25rem;
    color: #D1D5DB;
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* =========================================
   SERVIÇOS (INTERESSE)
   ========================================= */
.services {
    padding: 100px 0;
    background: var(--bg-light);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.8rem;
    color: var(--bg-darker);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.1rem;
    color: #4B5563;
    max-width: 650px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background: #FFFFFF;
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--primary-color);
}

.icon-box {
    width: 70px;
    height: 70px;
    background: rgba(250, 204, 21, 0.1);
    color: var(--primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-card:hover .icon-box {
    background: var(--primary-color);
    color: var(--bg-darker);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--bg-darker);
}

.service-card p {
    color: #6B7280;
    font-size: 1rem;
}

/* =========================================
   SOBRE NÓS & DIFERENCIAIS (DESEJO)
   ========================================= */
.about {
    padding: 100px 0;
    background: var(--bg-darker);
    color: var(--text-light);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.8rem;
    margin-bottom: 25px;
    line-height: 1.2;
}

.about-text p {
    color: #9CA3AF;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.about-text strong {
    color: var(--text-light);
}

.features-list {
    list-style: none;
    margin-top: 30px;
}

.features-list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    color: #D1D5DB;
}

.features-list i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 3px;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--primary-color);
    color: var(--bg-darker);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.experience-badge .years {
    display: block;
    font-size: 3rem;
    font-weight: 900;
    font-family: 'Outfit', sans-serif;
    line-height: 1;
}

.experience-badge .text {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =========================================
   DEPOIMENTOS / SOCIAL PROOF (DESEJO)
   ========================================= */
.testimonials {
    padding: 100px 0;
    background: #FFFFFF;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-light);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.stars {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.testimonial-card p {
    font-size: 1.05rem;
    color: #4B5563;
    font-style: italic;
    margin-bottom: 25px;
}

.testimonial-card h4 {
    color: var(--bg-darker);
    font-size: 1.2rem;
}

.testimonial-card span {
    font-size: 0.9rem;
    color: #6B7280;
}

/* =========================================
   CTA SECTION (AÇÃO)
   ========================================= */
.cta-section {
    padding: 100px 0;
    background: var(--primary-color);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 3rem;
    color: var(--bg-darker);
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    color: #1F2937;
    margin-bottom: 40px;
}

.cta-content .btn-primary {
    background: var(--bg-darker);
    color: var(--primary-color);
}

.cta-content .btn-primary:hover {
    background: #000000;
    color: var(--primary-color);
}

/* =========================================
   FOOTER & CONTATO (AÇÃO)
   ========================================= */
.footer {
    background: #000000;
    color: #9CA3AF;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1.5fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-brand h2 {
    color: var(--text-light);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.footer-brand h2 span {
    color: var(--primary-color);
}

.footer-brand p {
    max-width: 450px;
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: var(--text-light);
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--primary-color);
    color: #000;
    transform: translateY(-3px);
}

.footer-contact h3 {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 1.3rem;
}

.footer-contact ul {
    list-style: none;
}

.footer-contact li {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.footer-contact i {
    color: var(--primary-color);
    margin-top: 5px;
    font-size: 1.2rem;
}

.footer-contact a {
    color: #9CA3AF;
}

.footer-contact a:hover {
    color: var(--primary-color);
}

.footer-contact strong {
    color: #D1D5DB;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.95rem;
}

.footer-bottom a {
    color: var(--primary-color);
}

/* =========================================
   WHATSAPP FLOATING
   ========================================= */
.whatsapp-float {
    position: fixed;
    width: 65px;
    height: 65px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 35px;
    box-shadow: 2px 2px 15px rgba(0, 0, 0, 0.3);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
}

/* =========================================
   RESPONSIVO / MOBILE
   ========================================= */
@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 80px;
    }

    .experience-badge {
        left: 20px;
        bottom: -20px;
    }

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

    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(17, 24, 39, 0.98);
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    }

    .nav.active {
        display: flex;
    }

    .mobile-menu-icon {
        display: block;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .cta-content h2 {
        font-size: 2.2rem;
    }

    .section-title h2 {
        font-size: 2.2rem;
    }

    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
        font-size: 30px;
    }

    .experience-badge {
        padding: 20px;
    }

    .experience-badge .years {
        font-size: 2rem;
    }
}