.banner-section {
    position: relative;
    height: 400px;
    background: url('https://images.unsplash.com/photo-1615529182904-14819c35db37?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&h=600&q=80') center/cover no-repeat;
    margin-bottom: 50px;
}

.banner-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.banner-title {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.banner-subtitle {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title-custom {
    font-size: 2.2rem;
    font-weight: 700;
    padding-top: 5rem;
    color: #333;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-subtitle {
    font-size: 1.1rem;
    margin: 0 auto 30px;
    color: #555;
    line-height: 1.6;
}

.category-card {
    transition: transform 0.3s cubic-bezier(.4, 2, .6, 1), box-shadow 0.3s;
    border: 2px solid #e0e7ef;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 6px 24px rgba(46, 91, 255, 0.07), 0 1.5px 6px rgba(0, 0, 0, 0.06);
    background: #fff;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.category-card:hover {
    (-12px) scale(1.03);
    box-shadow: 0 16px 32px rgba(46, 91, 255, 0.13), 0 4px 16px rgba(0, 0, 0, 0.10);
}

.card-img-top {
    height: 180px;
    object-fit: cover;
    border-bottom: 1.5px solid #f0f4fa;
    background: #f8fafc;
}

.category-card .card-body {
    padding: 28px 20px 22px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1 1 auto;
    justify-content: flex-start;
}

.category-card .card-title {
    font-size: 1.18rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
    letter-spacing: 0.2px;
}

.category-card .card-text {
    color: #5a5a5a;
    font-size: 1.01rem;
    margin-bottom: 18px;
    text-align: center;
    flex-grow: 1;
}

.category-card .btn {
    border-radius: 10px;
    font-weight: 600;
    padding: 8px 28px;
    background: #2ab1ad;
    color: #fff;
    border: none;
    transition: background 0.2s;
    box-shadow: 0 2px 8px rgba(46, 91, 255, 0.08);
}

.category-card .btn:hover {
    background: #1d8a87;
    color: #fff;
}

.calculator-section {
    background-color: #f8f9fa;
    padding: 40px 0;
    margin: 40px 0;
    border-radius: 10px;
}

.form-label {
    font-weight: 500;
    color: #333;
}

.calc-result {
    background-color: #e9f0f9;
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #dee2e6;
}

.result-item:last-child {
    border-bottom: none;
}

.calc-disclaimer {
    font-size: 0.85rem;
    color: #6c757d;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 5px;
    margin-top: 20px;
}

.calc-disclaimer ul {
    padding-left: 20px;
    margin-bottom: 0;
}

.btn-calculate {
    background-color: #2ab1ad;
    border-color: #2ab1ad;
    padding: 10px 25px;
    font-weight: 600;
}

.btn-calculate:hover {
    background-color: #1d8a87;
    border-color: #1d8a87;
}

.section-divider {
    height: 2px;
    background: linear-gradient(to right, transparent, #ccc, transparent);
    margin: 60px 0;
}


body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

.content-wrapper {
    flex: 1 0 auto;
}

.custom-navbar {
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.custom-navbar .navbar-brand img {
    height: 40px;
    width: auto;
}

.custom-navbar .navbar-nav .nav-item {
    margin: 0 5px;
}

.custom-navbar .navbar-nav .nav-link {
    color: #333;
    font-weight: 500;
    padding: 8px 15px;
    transition: all 0.3s ease;
}

.custom-navbar .navbar-nav .nav-link:hover,
.custom-navbar .navbar-nav .nav-link.active {
    color: #2ab1ad;
}

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
}

.whatsapp-float a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    font-size: 30px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.whatsapp-float a:hover {
    background-color: #128C7E;
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .category-card {
        border-radius: 12px;
    }

    .card-img-top {
        height: 140px;
    }

    .category-card .card-body {
        padding: 18px 10px 16px 10px;
    }

    .category-card .card-title {
        font-size: 1.05rem;
    }

    .category-card .card-text {
        font-size: 0.97rem;
    }
}