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

:root {
    --petrol-dark: #1A4D5C;
    --petrol-medium: #2A6F7E;
    --petrol-light: #E8F1F3;
    --white: #FFFFFF;
    --text-dark: #2C3E50;
    --text-light: #5A6C7D;
    --whatsapp-green: #25D366;
    --instagram-pink: #E1306C;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Floating Buttons */
.floating-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1000;
}

.float-btn {
    width: 60px;
    height: 60px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFF;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
    text-decoration: none;
    transition: transform 0.3s ease;
}

.float-btn:hover {
    transform: scale(1.1);
    color: #FFF;
}

.whatsapp { background-color: var(--whatsapp-green); }
.instagram { background-color: var(--instagram-pink); }

/* Header */
.header {
    background: var(--petrol-dark);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

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

.logo img {
    height: 50px;
    width: auto;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: opacity 0.3s ease;
}

.nav a:hover,
.nav a.active {
    opacity: 0.8;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--petrol-medium) 0%, var(--petrol-dark) 100%);
    padding: 8rem 0;
    color: var(--white);
    text-align: center;
}

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

.hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    font-weight: 400;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--white);
    color: var(--petrol-dark);
}

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

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

.btn-secondary:hover {
    background: var(--petrol-dark);
    color: var(--white);
}

/* Cards */
.cards {
    padding: 6rem 0;
    background: var(--white);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    padding: 2.5rem;
    background: var(--white);
    border: 2px solid var(--petrol-light);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--petrol-medium);
    box-shadow: 0 4px 12px rgba(26, 77, 92, 0.1);
}

.card h3 {
    font-size: 1.5rem;
    color: var(--petrol-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.card p {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1rem;
}

/* Workshop */
.workshop {
    background: var(--petrol-light);
    padding: 6rem 0;
    text-align: center;
}

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

.workshop h2 {
    font-size: 2.2rem;
    color: var(--petrol-dark);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.workshop p {
    font-size: 1.15rem;
    color: var(--text-dark);
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* Services Section */
.services {
    padding: 6rem 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    text-align: center;
}

.service-item {
    padding: 1.5rem;
    background: var(--petrol-light);
    border-radius: 4px;
    color: var(--petrol-dark);
    font-weight: 600;
}

/* Contact Form Section */
.contact-form-section {
    padding: 6rem 0;
    background: var(--petrol-light);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.2rem;
    color: var(--petrol-dark);
    margin-bottom: 1.5rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-details p {
    margin-bottom: 0.5rem;
}

.form-wrapper {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--petrol-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    background: var(--petrol-dark);
    color: var(--white);
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
}

.btn-submit:hover {
    background: var(--petrol-medium);
}

/* Footer */
.footer {
    background: var(--petrol-dark);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 3rem;
    align-items: start;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.footer-logo img {
    height: 60px;
    width: auto;
    border-radius: 4px;
}

.footer-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    justify-content: center;
}

.footer-nav a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-nav a:hover {
    opacity: 1;
}

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

.footer-contact p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer-contact a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-contact a:hover {
    opacity: 1;
}

.footer-tagline {
    text-align: center;
    padding-top: 1.5rem;
}

.footer-tagline p {
    font-size: 0.95rem;
    opacity: 0.8;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1.5rem;
    }

    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1.5rem;
    }

    .hero {
        padding: 5rem 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .footer-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

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