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

body {
    font-family: 'Lexend Deca', Arial, sans-serif;
    color: #777;
    background-color: #fff;
}

h1,h2,h3,h4,h5,h6 {
    font-weight: 600;
    color: #111;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.btn-primary {
    background-color: #F8BD18;
    color: #111;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: inline-block;
}
.btn-primary:hover {
    background-color: #EDAD17;
}

.btn-success {
    background-color: #1EB475;
    color: #fff;
    font-weight: bold;
    padding: 16px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: inline-block;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
}
.btn-success:hover {
    background-color: #179A63;
}

.accordion-item {
    border-bottom: 1px solid #e5e7eb;
    padding: 16px 0;
}
.accordion-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 500;
    font-size: 18px;
}
.accordion-content {
    margin-top: 8px;
    color: #777;
    display: none;
}
.accordion-content.active {
    display: block;
}

.banner {
    position: relative;
    min-height: 500px;
    padding: 0;
}
.banner-slide {
    position: relative;
    width: 70%;
    min-height: 500px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
}
.banner-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.18) 0%, rgba(0, 0, 0, 0.45) 100%);
    z-index: 1;
}
.banner-img {
    display: block;
    width: 100%;
    height: 500px;
    object-fit: cover;
}
.banner-content {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 48px;
    text-align: center;
}
.banner p {
    max-width: 760px;
    color: #fff;
    font-size: 18px;
    margin-bottom: 12px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}
.banner h1 {
    max-width: 760px;
    color: #fff;
    font-weight: bold;
    line-height: 1.2;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.why-choose {
    padding: 64px 0;
    background-color: #fff;
    text-align: center;
}
.why-choose h2 {
    font-size: 30px;
    margin-bottom: 48px;
}
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}
.why-card {
    padding: 24px;
    border-radius: 16px;
    background-color: #F5F5F5;
}
.why-card img {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
}
.why-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.products {
    padding: 64px 0;
    background-color: #fff;
}
.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}
.products h2 {
    font-size: 30px;
}
.products-more {
    color: #F8BD18;
    font-weight: 600;
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.product-card {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}
.product-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.product-card img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
}
.product-info {
    padding: 16px;
    text-align: center;
}

.about {
    padding: 64px 0;
    background-color: #F5F5F5;
}

.certifications {
    padding: 64px 0;
    background-color: #fff;
    text-align: center;
}
.certifications h2 {
    font-size: 30px;
    margin-bottom: 40px;
}
.certifications p {
    margin-bottom: 40px;
}
.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}
.cert-item {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.stats {
    padding: 64px 0;
    background-color: #111;
    color: #fff;
    text-align: center;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}
.stats-item h3 {
    font-size: 36px;
    color: #F8BD18;
    margin-bottom: 8px;
}

.faq {
    padding: 64px 0;
    background-color: #fff;
}
.faq h2 {
    font-size: 30px;
    text-align: center;
    margin-bottom: 40px;
}

.quote {
    padding: 64px 0;
    background-color: #F5F5F5;
}
.quote h2 {
    font-size: 30px;
    text-align: center;
    margin-bottom: 16px;
}
.quote-desc {
    text-align: center;
    margin-bottom: 40px;
}
.quote-form {
    background-color: #fff;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    max-width: 600px;
    margin: 0 auto;
}
.form-group {
    margin-bottom: 16px;
}
.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    outline: none;
}
.form-control:focus {
    border-color: #F8BD18;
}
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
textarea.form-control {
    resize: none;
    min-height: 120px;
}
.quote-form button {
    width: 100%;
}