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

body {
font-family: Arial, sans-serif;
background-color: #f8fbff;
color: #333;
}




nav {
display: flex;
justify-content: space-between;
align-items: center;
background-color: white;
padding: 20px 80px;
}

.logo h1 {
    color: #0077b6;
    font-size: 32px;
}

.logo p {
color: #555;
font-size: 14px;
margin-top: 5px;
}

nav ul {
list-style: none;
display: flex;
}

nav ul li {
margin-left: 30px;
}

nav ul li a {
text-decoration: none;
color: #333;
font-weight: bold;
transition: 0.3s;
}

nav ul li a:hover {
color: #0077b6;
}




.hero {
display: flex;
justify-content: space-between;
align-items: center;
gap: 50px;
padding: 80px;
background-color: #f8fbff;
}

.hero-text {
width: 50%;
}

.hero-text h2 {
font-size: 45px;
color: #003566;
    margin-bottom: 20px;
}

.hero-text p {
font-size: 18px;
color: #555;
line-height: 1.8;
margin-bottom: 30px;
}

.hero-text button {
background-color: #0077b6;
color: white;
border: none;
padding: 15px 30px;
font-size: 16px;
border-radius: 8px;
cursor: pointer;
transition: 0.3s;
}

.hero-text button:hover {
background-color: #005f8f;
}

.hero-image {
width: 45%;
}

.hero-image img {
width: 100%;
max-width: 450px;
border-radius: 15px;
display: block;
margin: auto;
}


.about {
display: flex;
justify-content: space-between;
align-items: center;
gap: 60px;
padding: 80px;
background-color: white;
}

.about-image {
width: 45%;
}

.about-image img {
width: 100%;
max-width: 450px;
border-radius: 15px;
display: block;
}

.about-text {
width: 50%;
}

.about-text h2 {
font-size: 40px;
color: #003566;
margin-bottom: 20px;
}

.about-text p {
font-size: 18px;
color: #555;
line-height: 1.8;
margin-bottom: 30px;
}

.about-text button {
background-color: #0077b6;
color: white;
border: none;
padding: 15px 30px;
font-size: 16px;
border-radius: 8px;
cursor: pointer;
transition: 0.3s;
}

.about-text button:hover {
background-color: #005f8f;
}



.products {
padding: 80px;
background-color: #f8fbff;
text-align: center;

display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 30px;
}

.products h2 {
grid-column: 1 / -1;
font-size: 40px;
color: #003566;
}

.products-intro {
grid-column: 1 / -1;

max-width: 700px;
margin: 0 auto 30px;

color: #555;
font-size: 18px;
line-height: 1.7;
}




.product-container {
display: contents;
}




.product-card {
background-color: white;
padding: 20px;
border-radius: 15px;

box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);

transition: 0.3s;
}

.product-card:hover {
transform: translateY(-8px);

box-shadow: 0 10px 30px rgba(0, 119, 182, 0.18);
}




.product-card img {
width: 100%;
height: 220px;

object-fit: cover;

border-radius: 10px;
display: block;
}




.product-card h3 {
margin-top: 15px;

color: #0077b6;
font-size: 20px;
}

.product-card p {
margin-top: 10px;

color: #555;
font-size: 15px;
line-height: 1.6;
}



.research {
display: flex;
justify-content: space-between;
align-items: center;
gap: 60px;

padding: 80px;

background-color: white;
}

.research-text {
    width: 45%;
}

.research-text h2 {
font-size: 40px;
color: #003566;
margin-bottom: 20px;
}

.research-text p {
font-size: 18px;
color: #555;
line-height: 1.8;
margin-bottom: 20px;
}

.research-text button {
background-color: #0077b6;
color: white;

border: none;
padding: 15px 30px;

border-radius: 8px;
cursor: pointer;

transition: 0.3s;
}

.research-text button:hover {
background-color: #005f8f;
}




.research-media {
width: 45%;
}

.research-media > img {
width: 100%;
border-radius: 15px;
display: block;
}

.research-video {
margin-top: 25px;
text-align: center;
}

.research-video h3 {
color: #0077b6;
margin-bottom: 15px;
}

.research-video video {
width: 100%;
border-radius: 15px;
 display: block;
}



.quality {
display: grid;

grid-template-columns: 1fr 1fr;
grid-template-rows: auto auto;

column-gap: 50px;
row-gap: 25px;

padding: 70px 80px;

background-color: #f8fbff;

align-items: start;
}



.quality-media {
display: contents;
}




.quality-media > img {
grid-column: 1;
grid-row: 1;

width: 100%;
height: 350px;

object-fit: contain;
transform: scale(1.8);
transform-origin: center;
position: relative;
top: 100px;
border-radius: 15px;
 display: block;
}



.quality-video {
grid-column: 2;
grid-row: 1;

width: 100%;

text-align: center;
}

.quality-video h3 {
color: #0077b6;

margin-bottom: 15px;

font-size: 20px;
}

.quality-video video {
width: 100%;
height: 350px;

object-fit: cover;

border-radius: 15px;
display: block;
}




.quality-text {
grid-column: 2;
grid-row: 2;

width: 100%;
}

.quality-text h2 {
font-size: 40px;

color: #003566;

margin-bottom: 20px;
}

.quality-text p {
font-size: 18px;

color: #555;

line-height: 1.8;

margin-bottom: 20px;
}

.quality-text button {
background-color: #0077b6;

color: white;

border: none;

padding: 15px 30px;

border-radius: 8px;

cursor: pointer;

transition: 0.3s;
}

.quality-text button:hover {
background-color: #005f8f;
}



.videos {
padding: 80px;

background-color: #f8fbff;

text-align: center;
}

.videos h2 {
font-size: 40px;

color: #003566;

margin-bottom: 20px;
}

.videos-intro {
color: #555;

font-size: 18px;

margin-bottom: 50px;
}

.video-container {
display: flex;

justify-content: center;

align-items: flex-start;

gap: 50px;
}

.video-card {
width: 45%;

padding: 20px;

background-color: white;

border-radius: 15px;

box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.video-card video {
width: 100%;

height: 300px;

object-fit: cover;

border-radius: 10px;

display: block;
}



.contact {
padding: 80px;

background-color: white;

min-height: 80vh;
}

.contact-title {
text-align: center;

margin-bottom: 50px;
}

.contact-title h1 {
font-size: 42px;

color: #003566;

margin-bottom: 15px;
}

.contact-title p {
font-size: 18px;

color: #666;
}




.contact-container {
display: flex;

justify-content: space-between;

gap: 60px;

max-width: 1100px;

margin: auto;
}




.contact-info {
flex: 1;
}

.contact-info h2 {
font-size: 30px;

color: #003566;

margin-bottom: 20px;
}

.contact-info > p {
line-height: 1.7;

color: #666;

margin-bottom: 30px;

max-width: 450px;
}

.info-box {
margin-bottom: 22px;
}

.info-box h3 {
font-size: 18px;

color: #0077b6;

margin-bottom: 5px;
}

.info-box p {
color: #666;

margin: 0;
}



.contact-form {
flex: 1;

padding: 30px;

background-color: #f8fbff;

border-radius: 12px;

box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
}

.contact-form h2 {
font-size: 28px;

color: #003566;

margin-bottom: 25px;
}

.contact-form form {
display: flex;

flex-direction: column;
}

.contact-form label {
margin-bottom: 7px;

font-weight: bold;
}

.contact-form input,
.contact-form textarea {
padding: 13px;

margin-bottom: 20px;

border: 1px solid #ddd;

border-radius: 7px;

font-size: 15px;

font-family: inherit;

outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
border-color: #0077b6;
}

.contact-form textarea {
resize: vertical;
}

.contact-form button {
padding: 14px;

border: none;

border-radius: 7px;

background-color: #0077b6;

color: white;

font-size: 16px;

cursor: pointer;

transition: 0.3s;
}

.contact-form button:hover {
background-color: #005f8f;
}




footer {
background-color: #003566;

color: white;

padding: 60px 80px 20px;
}

.footer-content {
display: flex;

justify-content: space-between;

gap: 50px;
}

.footer-logo {
width: 35%;
}

.footer-logo h2 {
font-size: 30px;

margin-bottom: 10px;
}

.footer-logo p {
color: #dbeeff;
}

.footer-links {
display: flex;

flex-direction: column;
}

.footer-links h3,
.footer-contact h3 {
margin-bottom: 20px;
}

.footer-links a {
color: white;

text-decoration: none;
margin-bottom: 10px;
transition: 0.3s;
}

.footer-links a:hover {
color: #90e0ef;
}

.footer-contact p {
margin-bottom: 10px;
color: #dbeeff;
}

.copyright {
text-align: center;
border-top: 1px solid #456;
margin-top: 40px;
padding-top: 20px;
color: #dbeeff;
}




@media (max-width: 900px) {


nav {
padding: 20px 30px;
}

nav ul li {
margin-left: 15px;
}



.hero {
padding: 50px 30px;
}




.about {
padding: 50px 30px;
}

.products {
padding: 50px 30px;

grid-template-columns: repeat(2, 1fr);
}


.research {
 padding: 50px 30px;
}

   
.quality {
padding: 50px 30px;

column-gap: 30px;
}

.quality-media > img,
.quality-video video {
height: 300px;
}


.videos {
padding: 50px 30px;
}


.contact {
padding: 50px 30px;
}


footer {
padding: 50px 30px 20px;
}
}


@media (max-width: 600px) {

  

nav {
flex-direction: column;

gap: 20px;

padding: 20px;
}

nav ul {
flex-wrap: wrap;

justify-content: center;

gap: 10px;
}

nav ul li {
margin-left: 0;
}


.hero {
flex-direction: column;

padding: 40px 20px;

text-align: center;
}

.hero-text {
width: 100%;
}

.hero-text h2 {
font-size: 35px;
    }

    .hero-image {
width: 100%;
}


  

.about {
flex-direction: column;

padding: 40px 20px;

text-align: center;
}

.about-image,
.about-text {
width: 100%;
}

.about-text h2 {
font-size: 32px;
}


.products {
grid-template-columns: 1fr;

padding: 40px 20px;
}

.products h2,
.products-intro {
grid-column: auto;
}




.research {
flex-direction: column;

padding: 40px 20px;
}

.research-text,
.research-media {
width: 100%;
}

.research-text h2 {
font-size: 32px;
}
 

.quality {
grid-template-columns: 1fr;

grid-template-rows: auto auto auto;

padding: 40px 20px;

 row-gap: 25px;
}

.quality-media > img {
grid-column: 1;
grid-row: 1;

height: 300px;
}

.quality-video {
grid-column: 1;

grid-row: 2;
}

.quality-video video {
height: auto;
}

.quality-text {
grid-column: 1;

grid-row: 3;
}

.quality-text h2 {
font-size: 32px;
}

.videos {
padding: 40px 20px;
}

.videos h2 {
font-size: 32px;
}

.video-container {
flex-direction: column;
gap: 30px;
}

.video-card {
width: 100%;
}

.video-card video {
height: auto;
}

     
.contact {
padding: 40px 20px;
}

.contact-title h1 {
font-size: 32px;
}

.contact-container {
flex-direction: column;

gap: 30px;
}


    

footer {
padding: 40px 20px 20px;
}

.footer-content {
flex-direction: column;
}

.footer-logo {
width: 100%;
}
}