/* ===== VARIÁVEIS CSS ===== */
:root {
    /* Cores principais baseadas no padrão Plaenge */
    --primary-black: #000000;
    --primary-dark: #1a1a1a;
    --secondary-gray: #333333;
    --light-gray: #666666;
    --border-gray: #e0e0e0;
    --background-light: #f8f9fa;
    --white: #ffffff;
    --accent-gold: #d4af37;
    
    /* WhatsApp colors */
    --whatsapp-green: #25D366;
    --whatsapp-dark: #1da851;
    
    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing */
    --header-height: 80px;
    --section-padding: 80px;
    --container-max-width: 1200px;
    
    /* Shadows */
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--secondary-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

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

/* ===== HEADER ===== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: var(--primary-black);
    z-index: 1000;
    box-shadow: var(--shadow-medium);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.left-header {
    flex: 1;
}

.center-header {
    flex: 1;
    display: flex;
    justify-content: center;
}

.right-header {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition-fast);
}

.logo {
    font-size: 1.8rem;
    font-weight: var(--font-weight-extrabold);
    letter-spacing: 3px;
    color: var(--white);
    width: 120px;
    display: flex;
    align-items: center;
}

.logo img {
    width: 100%;
    height: auto;
}

.cta-button {
    background-color: var(--white);
    color: var(--primary-black);
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: var(--font-weight-semibold);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
}

.cta-button:hover {
    background-color: var(--background-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

/* ===== MOBILE MENU ===== */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.98);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transform: translateX(-100%);
    transition: transform var(--transition-medium);
}

.mobile-menu-overlay.active {
    transform: translateX(0);
}

.close-menu {
    position: absolute;
    top: 25px;
    right: 25px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
}

.mobile-menu-list {
    list-style: none;
    text-align: center;
}

.mobile-menu-list li {
    margin: 30px 0;
}

.mobile-menu-list a {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition-fast);
}

.mobile-menu-list a:hover {
    color: var(--accent-gold);
}

/* ===== FLOATING CONTACT BUTTONS ===== */
.floating-contact-buttons {
    position: fixed;
    right: 25px;
    bottom: 25px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 999;
}

.contact-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    box-shadow: var(--shadow-heavy);
    transition: var(--transition-fast);
}

.contact-button.whatsapp {
    background-color: var(--primary-black);
}

.contact-button.email {
    background-color: var(--primary-black);
}

.contact-button:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: 20px;
    line-height: 1.2;
}

.highlight {
    color: rgb(30, 30, 172);
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: var(--font-weight-light);
    margin-bottom: 40px;
    opacity: 0.9;
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 6px;
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-whatsapp {
    background-color: var(--primary-black);
    color: var(--white);
    border: 2px solid var(--primary-black);
}

.btn-whatsapp:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.btn-whatsapp-large {
    background-color: var(--primary-black);
    color: var(--white);
    padding: 18px 35px;
    font-size: 1.1rem;
}

.btn-whatsapp-large:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.btn-submit {
    background-color: var(--primary-black);
    color: var(--white);
    width: 100%;
    justify-content: center;
}

.btn-submit:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

/* ===== SECTIONS ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-black);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--light-gray);
    font-weight: var(--font-weight-light);
}

/* ===== ABOUT SECTION ===== */
.about-section {
    padding: var(--section-padding) 0;
    background-color: var(--background-light);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-item {
    display: flex;
    gap: 30px;
    margin-bottom: 50px;
    align-items: flex-start;
}

.about-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background-color: var(--primary-black);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.about-info h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-black);
    margin-bottom: 15px;
}

.about-info p {
    color: var(--light-gray);
    line-height: 1.8;
}

/* ===== DIFFERENTIALS SECTION ===== */
.differentials-section {
    padding: var(--section-padding) 0;
    background-color: var(--white);
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.differential-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition-fast);
    border: 1px solid var(--border-gray);
}

.differential-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.card-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-black);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 25px;
}

.differential-card h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-black);
    margin-bottom: 15px;
}

.differential-card p {
    color: var(--light-gray);
    line-height: 1.7;
}

/* ===== CONTACT CTA SECTION ===== */
.contact-cta-section {
    padding: var(--section-padding) 0;
    background-color: var(--background-light);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-black);
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--light-gray);
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 25px;
    box-shadow: var(--shadow-light);
    transition: var(--transition-fast);
    text-decoration: none;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background-color: var(--primary-black);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.contact-info h3 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-black);
    margin-bottom: 8px;
}

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

/* ===== FINAL CONTACT SECTION ===== */
.final-contact-section {
    padding: var(--section-padding) 0;
    background-color: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-text h2 {
    font-size: 2.3rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-black);
    margin-bottom: 25px;
    line-height: 1.3;
}

.contact-text p {
    font-size: 1.1rem;
    color: var(--light-gray);
    margin-bottom: 35px;
    line-height: 1.7;
}

.contact-highlights {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--secondary-gray);
}

.highlight-item i {
    color: var(--primary-black);
    font-size: 1.2rem;
    width: 20px;
}

.contact-form-wrapper {
    background-color: var(--background-light);
    padding: 50px 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
}

.whatsapp-priority {
    text-align: center;
    margin-bottom: 30px;
}

.whatsapp-priority h3 {
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-black);
    margin-bottom: 10px;
}

.whatsapp-priority p {
    color: var(--light-gray);
    margin-bottom: 25px;
}

.contact-divider {
    text-align: center;
    margin: 30px 0;
    position: relative;
}

.contact-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-gray);
}

.contact-divider span {
    background-color: var(--background-light);
    padding: 0 20px;
    color: var(--light-gray);
    font-weight: var(--font-weight-medium);
}

/* ===== FORM STYLES ===== */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 15px 20px;
    border: 2px solid var(--border-gray);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    background-color: var(--white);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-black);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===== FOOTER ===== */
.main-footer {
    background-color: var(--primary-black);
    color: var(--white);
    padding: 50px 0 30px;
}

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

.footer-logo h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.logoFooter {
    width: 120px;
    margin-bottom: 15px;
}

.logoFooter img {
    width: 100%;
    height: auto;
}

.footer-logo p {
    color: var(--light-gray);
    font-size: 0.95rem;
}

.footer-contact {
    text-align: right;
}

.footer-contact p {
    color: var(--light-gray);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.footer-social {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: var(--secondary-gray);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--white);
    color: var(--primary-black);
    transform: translateY(-3px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 60px;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-item {
        gap: 20px;
    }
    
    .about-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 50px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .right-header .cta-button {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .about-item {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .differentials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-options {
        grid-template-columns: 1fr;
    }
    
    .contact-card {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .contact-form-wrapper {
        padding: 30px 25px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-contact {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .floating-contact-buttons {
        right: 15px;
        bottom: 15px;
    }
    
    .contact-button {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .contact-text h2 {
        font-size: 1.8rem;
    }
    
    .differential-card {
        padding: 30px 20px;
    }
    
    .contact-form-wrapper {
        padding: 25px 20px;
    }
}

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

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.about-item,
.differential-card {
    animation: fadeInUp 0.6s ease-out;
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for accessibility */
button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-black);
    outline-offset: 2px;
}