:root {
    --primary-accent: #E67E22;
    --light-bg: #FDFEFE;
    --white-bg: #FFFFFF;
    --text-dark: #2C3E50;
    --text-muted: #7F8C8D;
    --border-color: #ECF0F1;
    --footer-bg: #2C3E50;
    --whatsapp-green: #25D366;
    --font-main: 'Poppins', sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
body {
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    line-height: 1.7;
    background-color: var(--light-bg);
    color: var(--text-dark);
    scroll-behavior: smooth;
}
header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    width: 100%;
    transition: background-color 0.3s ease;
}
header .logo { font-size: 1.8rem; font-weight: 700; color: var(--text-dark); }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; }
nav ul li { margin-left: 30px; }
nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    position: relative;
    padding-bottom: 5px;
    transition: color 0.3s ease;
}
nav a:hover { color: var(--primary-accent); }
.parallax-container {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white-bg);
}
.parallax-bg {
    background-image: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('background.png');
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
.hero-content { padding: 0 20px; }
.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.hero-content p {
    font-size: 1.3rem;
    max-width: 650px;
    font-weight: 300;
    text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}
main { background-color: var(--light-bg); position: relative; z-index: 1; }
.container { max-width: 1200px; margin: auto; padding: 5rem 2rem; }
.section-title { text-align: center; font-size: 3rem; font-weight: 600; margin-bottom: 3rem; color: var(--text-dark); }
.intro-text { text-align: center; font-size: 1.1rem; max-width: 800px; margin: 0 auto 3rem auto; color: var(--text-muted); }
.grid-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.card {
    background: var(--white-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}
.card:hover { transform: translateY(-8px); box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1); }
.card img { width: 100%; height: 220px; object-fit: cover; }
.card-content { padding: 1.5rem; }
.card-content h3 { margin-top: 0; color: var(--text-dark); font-size: 1.5rem; font-weight: 600; }
.card-content p { color: var(--text-muted); }
.action-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--primary-accent);
    color: var(--white-bg);
    padding: 0.9rem 2.2rem;
    border-radius: 50px;
    border: 2px solid var(--primary-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}
.action-button:hover {
    background-color: #d35400;
    border-color: #d35400;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(230, 126, 34, 0.4);
}
.action-button.whatsapp {
    background-color: var(--whatsapp-green);
    border-color: var(--whatsapp-green);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}
 .action-button.whatsapp:hover {
    background-color: #20b856;
    border-color: #20b856;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}
.post-ad-cta {
    text-align: center;
    margin-top: 3rem;
    font-size: 1.1rem;
    background-color: #FEF9E7;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 5px solid var(--primary-accent);
}
.post-ad-cta a { color: var(--primary-accent); font-weight: 600; text-decoration: none; }
.post-ad-cta a:hover { text-decoration: underline; }
footer { background-color: var(--footer-bg); color: var(--border-color); text-align: center; padding: 2.5rem 1rem; font-size: 0.9rem; }
.whatsapp-float {
    position: fixed; width: 60px; height: 60px; bottom: 25px; right: 25px; background-color: var(--whatsapp-green); color: #FFF; border-radius: 50px;
    text-align: center; box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); z-index: 1000; display: flex; align-items: center; justify-content: center;
    text-decoration: none; transition: transform 0.3s ease;
}
.whatsapp-float:hover { transform: scale(1.1); }
@media (max-width: 768px) {
    header { flex-direction: column; padding: 1rem; }
    nav ul { margin-top: 1rem; flex-wrap: wrap; justify-content: center; }
    nav ul li { margin: 5px 10px; }
    .hero-content h1 { font-size: 2.8rem; }
    .section-title { font-size: 2.2rem; }
}