* { margin: 0; padding: 0; box-sizing: border-box; scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: #f5f7fa; color: #333; line-height: 1.6; }

header {
    position: fixed;
    top: 0;
    width: 100%;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

nav a {
    color: #333;
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
}

nav a:hover {
    color: #0d6efd;
}

.lang-switcher {
    display: flex;
    gap: 10px;
    font-weight: bold;
    font-size: 0.9rem;
}

.lang-switcher span {
    cursor: pointer;
    color: #0d6efd;
}

.hero {
    padding: 140px 20px 100px;
    text-align: center;
    background: linear-gradient(135deg, #0d6efd, #6f42c1);
    color: white;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: auto;
    margin-bottom: 30px;
}

.hero a.button {
    background: white;
    color: #0d6efd;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: bold;
    text-decoration: none;
    transition: background 0.3s ease;
}

.hero a.button:hover {
    background: #f0f0f0;
}

section {
    max-width: 1100px;
    margin: auto;
    padding: 80px 20px;
}

h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: #0d6efd;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.feature h3 {
    color: #6f42c1;
    margin-bottom: 10px;
}

.qr-demo {
    text-align: center;
}

.qr-demo img {
    max-width: 200px;
    margin-top: 20px;
}

.pricing-grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    margin-top: 40px;
}

.pricing-box {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    text-align: center;
}

form {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    max-width: 600px;
    margin: 40px auto 0;
}

input, textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
}

button {
    background: #0d6efd;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
}

footer {
    background: #0d6efd;
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.invalid-feedback {
    color: red;
}

.logo {
    width: 120px!important;
    height: auto!important;
}
.menu {

}
@media (max-width: 767px) {
    .menu {
        display: none;
    }
}