:root {
    --primary-color: #8DC63F; 
    --secondary-color: #1E2A2D;
    --text-color: #222222; 
    --bg-color: #F5F7F6; 
    --light-gray: #D9E1E0; 
    --border-color: #B5C9B8; 
    --shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}


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


.container-hero {
    background: linear-gradient(rgba(30, 42, 45, 0.8), rgba(30, 42, 45, 0.8)), 
                url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    color: white;
    padding: 100px 0;
    text-align: center;
}

.container-hero__title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.container-hero__subtitle {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

.subtitle {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 500;
}

.container-section {
    margin-bottom: 50px;
}

.section-title-container {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.container_types {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-bottom: 30px;
}

.container_type {
    background-color: white;
    border-radius: 8px;
    padding: 15px 25px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 250px;
}

.container_type:hover {
    /* transform: translateY(-5px); */
    border-color: var(--primary-color);
}

.container_type.active {
    background-color: var(--primary-color);
    color: white;
}

.special_container_types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.special_container_type {
    background-color: white;
    border-radius: 8px;
    padding: 15px 20px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-align: center;
}

.special_container_type:hover {
    /* transform: translateY(-5px); */
    border-color: var(--primary-color);
}

.special_container_type.active {
    background-color: var(--primary-color);
    color: white;
}
.container{
    padding: 10px;
}
.container_specification {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.spec_title {
    color: var(--secondary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
}

.spec_table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 25px;
}

.spec_table th {
    background-color: var(--secondary-color);
    color: white;
    text-align: left;
    padding: 12px 15px;
    font-weight: 600;
}

.spec_table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--light-gray);
}

.spec_table tr:last-child td {
    border-bottom: none;
}

.spec_table tr:nth-child(even) {
    background-color: var(--bg-color);
}

.metric {
    font-weight: 600;
    color: var(--secondary-color);
}

.imperial {
    color: #666;
    font-size: 0.9rem;
}

.spec_details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 25px;
}

.spec_item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
}

.spec_label {
    font-weight: 600;
    color: var(--secondary-color);
}

.spec_value {
    text-align: right;
}

.download_section {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.download_btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow);
}

.download_btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--secondary-color);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .container_type {
        min-width: 100%;
    }
    
    .special_container_types {
        grid-template-columns: 1fr;
    }
    
    .spec_details {
        grid-template-columns: 1fr;
    }
    
    .spec_table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 400px) {
    .container-hero__title{
        font-size: 3rem;
    }
    .section-title-container{
        font-size: 1.5rem;
    }
    .spec_title{
        font-size: 1.5rem;
    }
}