/* ---------- Reset y configuración global ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #2d3436;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

h1,
h2,
h3 {
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin: 2rem 0;
}

.btn {
    display: inline-block;
    padding: 10px 24px;
    background: linear-gradient(135deg, #ff6b6b, #feca57);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 107, 107, 0.4);
}

/* ---------- Header ---------- */
.site-header {
    background: #fff;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #ff6b6b;
    text-decoration: none;
}

.logo span {
    color: #48dbfb;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: #2d3436;
    font-weight: 500;
    transition: color 0.3s;
}

.main-nav a:hover {
    color: #ff6b6b;
}

.hamburger {
    display: none;
    font-size: 2rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .main-nav ul {
        display: none;
    }

    .hamburger {
        display: block;
    }
}

/* ---------- Footer ---------- */
.site-footer {
    background: #2d3436;
    color: #dfe6e9;
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-social a {
    color: #feca57;
    margin: 0 0.5rem;
    text-decoration: none;
}

.footer-social a:hover {
    color: #ff6b6b;
}