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

body {
    background: #ffffff;
    color: #000000;
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-weight: 300;
    overflow-x: hidden;
}

.fade-in {
    animation: fadeIn 1.2s ease forwards;
    opacity: 0;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 60px 40px;
}

.header-home h1 {
    font-size: 2.7rem;
    line-height: 1.25;
    letter-spacing: -1px;
    text-transform: uppercase;
    font-weight: 400;
    margin-bottom: 60px;
}

.header-secondary h1 {
    font-size: 2.4rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 40px;
    border-left: 4px solid black;
    padding-left: 15px;
}

.menu {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.menu-item {
    text-decoration: none;
    color: black;
    font-size: 1.3rem;
    padding-bottom: 4px;
    position: relative;
    font-weight: 300;
    transition: 0.3s;
}

.menu-item::after {
    content: "";
    width: 0%;
    height: 2px;
    background: black;
    position: absolute;
    left: 0;
    bottom: 0;
    transition: 0.3s;
}

.menu-item:hover::after {
    width: 100%;
}

.menu-item:hover {
    letter-spacing: 1px;
}

.content-box {
    margin-top: 60px;
    padding: 40px;
    border: 1px solid #000;
    border-radius: 8px;
    text-align: center;
    font-size: 1.2rem;
    line-height: 1.6;
    transition: 0.4s;
}

.content-box:hover {
    transform: translateY(-5px);
    box-shadow: 0px 8px 20px rgba(0,0,0,0.1);
}

#ampoules-container {
    margin-top: 50px;
    text-align: center;
}

svg {
    width: 300px;
    height: auto;
    background: #ffffff;
    padding: 10px;
    transition: 0.4s ease;
}

svg:hover {
    transform: translateY(-5px);
}

.ampoule {
    display: none;
    margin-top: 40px;
}

.ampoule.active {
    display: block;
}

.ampoule-group {
    display: flex;
    justify-content: center; 
    gap: 40px; 
}

.ampoule-item {
    display: flex;
    flex-direction: column;
    align-items: center; 
}

button {
    background: none;
    border: 1px solid #000;
    padding: 12px 20px;
    font-size: 1.1rem;
    font-weight: 300;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: 0.3s ease;
    margin: 5px;
}

button:hover {
    background: #000;
    color: #fff;
    letter-spacing: 2px;
}