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

/* Header */
.header {
    background-color: #2b2d42;
    color: white;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.header h1 {
    font-size: 2.8rem;
    font-weight: bold;
    letter-spacing: 1.2px;
}

.header nav ul {
    list-style: none;
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.header nav ul li {
    margin: 0 15px;
}

.header nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    transition: color 0.3s;
}

.header nav ul li a:hover {
    color: #8d99ae;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('images/keyboard-hero.jpg') no-repeat center center/cover;
    color: white;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 30px;
}

.btn-cta {
    background-color: #ef233c;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    transition: background-color 0.3s ease;
    box-shadow: 0px 10px 15px rgba(0, 0, 0, 0.2);
}

.btn-cta:hover {
    background-color: #d90429;
}

/* Section Styling */
.section {
    padding: 60px 0;
}

.section h2 {
    text-align: center;
    font-size: 2.4rem;
    margin-bottom: 40px;
    color: #2b2d42;
    letter-spacing: 1px;
}

/* Keyboard Types */
.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.type {
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.type:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

.type img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
}

.type h3 {
    font-size: 1.7rem;
    margin: 20px 0;
    color: #2b2d42;
}

/* Important Features */
.bg-light {
    background-color: #f9f9f9;
}

.features-list {
    list-style: none;
    padding-left: 0;
    max-width: 700px;
    margin: auto;
}

.features-list li {
    margin-bottom: 15px;
    font-size: 1.2rem;
    color: #555;
}

/* Tips List */
.tips-list {
    list-style: none;
    padding-left: 0;
    max-width: 700px;
    margin: auto;
}

.tips-list li {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: #555;
}

/* Brand Grid */
.brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.brand {
    background: white;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.brand:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

.brand img {
    max-width: 100px;
    margin-bottom: 20px;
}

.brand h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    color: #2b2d42;
}