/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    line-height: 1.6;
    background-image: url('../images/rice.jpg'); /* Specify your background image path */
    background-size: cover; /* Make sure the image covers the whole page */
    background-position: center; /* Center the image */
    background-repeat: no-repeat; /* Avoid repeating the image */
    background-attachment: fixed; /* Keep the background image fixed while scrolling */
    position: relative;
}

/* Background overlay for opacity effect */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.5); /* Add a semi-transparent white overlay to reduce opacity */
    z-index: -1; /* Make sure the overlay stays behind the content */
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

header {
    background: #283747;
    padding: 20px;
}

.logo h1 {
    color: #fff;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 20px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #f7ca18;
}

/* Hero Section */
.hero-section {
    background-image: url('../images/rice.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
}

@media (max-width: 768px) {
    .hero-section {
        background-attachment: scroll;
        height: 60vh; /* Adjust height for smaller screens */
    }
    .hero-section h2 {
        font-size: 2.5rem; /* Resize font */
    }
}

.hero-section h2 {
    font-size: 4rem;
}

.hero-section p {
    font-size: 1.5rem;
    margin: 20px 0;
}

.hero-section .btn {
    padding: 10px 20px;
    background: #f7ca18;
    color: #333;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background 0.3s;
}

.hero-section .btn:hover {
    background: #e5b200; 
}

/* modal */
/* The Modal (background) */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  padding-top: 60px;
  left: 0; top: 0;
  width: 100%; height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.8);
}
/* Modal Content (the image) */
.modal-content {
  display: block;
  margin: auto;
  max-width: 90vw;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
  aspect-ratio: 3 / 4; /* or 4 / 3 depending on your pamphlet layout */
  background-color: white; /* optional: gives white border for non-matching images */
  padding: 10px;
  border-radius: 8px;
}
@keyframes zoom {
  from { transform: scale(0.7); }
  to   { transform: scale(1); }
}
/* Caption text */
.modal-caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
  text-align: center;
  padding: 10px 0;
  color: #f1f1f1;
}
/* Close button */
.modal-close {
  position: absolute;
  top: 20px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
}
.modal-close:hover {
  color: #bbb;
}

/* pamphlet */
.pamphlet-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  padding: 1rem 0;
}
.pamphlet-gallery img {
  width: 100%;
  aspect-ratio: 3 / 4; /* enforce same ratio for all */
  object-fit: contain;   /* crop to fit container */
  max-width: 300px;    /* Optional: limit max width */
  display: block;
  margin: auto;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  transition: transform .2s;
  cursor: pointer;
}
.pamphlet-gallery img:hover {
  transform: scale(1.05);
}

/* Section Styles */
.section {
    padding: 80px 0;
    text-align: center;
}

.about-section {
    background-color: #ecf0f1;
    padding: 100px 0;
}

.about-section p {
    max-width: 800px;
    margin: 0 auto;
}

/* Achievements Section */
.achievements-section {
    padding: 50px 0;
    background-color: #f9f9f9;
}

.achievements-section h2 {
    text-align: center;
    font-size: 2em;
    margin-bottom: 1.5rem;
    color: #333;
}

.achievements-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.achievement {
    background-color: #fff;
    padding: 20px;
    margin: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    flex: 1 1 30%;
    box-sizing: border-box;
    min-width: 280px;
}

.achievement h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #5a5a5a;
}

.achievement p {
    font-size: 16px;
    color: #666;
}

/* Responsive for smaller devices */
@media (max-width: 768px) {
    .achievements-grid {
        flex-direction: column;
        align-items: center;
    }

    .achievement {
        width: 100%;
        margin: 10px 0;
    }
}

/* Research Section */

.research-section {
    padding: 60px 20px;
    background-color: #f8f9fa;
    text-align: center;
}

.research-section h2 {
    font-size: 2.5rem;
    color: #343a40;
    margin-bottom: 30px;
}

.intro-text {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    justify-content: center;
}

.research-item {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.research-item:hover {
    transform: translateY(-10px);
}

.research-item h3 {
    font-size: 1.8rem;
    color: #0056b3;
    margin-bottom: 15px;
}

.research-item p {
    font-size: 1rem;
    color: #555;
    line-height: 1.6;
}

/* Team Section */

.team-section {
    padding: 60px 20px;
    text-align: center;
}

.team-section h2,
.contact-section h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
    color: #2c3e50;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.team-member {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
}

.team-member h4 {
    font-size: 1.5rem;
    margin: 15px 0 5px;
}

.team-member p {
    font-size: 1rem;
    color: #555;
    margin: 5px 0;
}

.team-member img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
}

/* Alumni Section */
.alumni-section {
    padding: 60px 20px;
    text-align: center;
}

.alumni-section h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
    color: #2c3e50;
}

.alumni-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.alumni-member {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.alumni-member:hover {
    transform: translateY(-10px);
}

.alumni-member img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
}

.alumni-member h4 {
    font-size: 1.5rem;
    margin: 15px 0 5px;
}

.alumni-member p {
    font-size: 1rem;
    color: #555;
    margin: 5px 0;
}

/* Publications Section */
.publications-section {
    padding: 50px 0;
}

.publications-section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
}

.section-description {
    text-align: center;
    font-size: 18px;
    margin-bottom: 40px;
    color: #666;
}

.publications-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.publication {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.publication h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #5a5a5a;
}

.publication p {
    font-size: 16px;
    color: #666;
}

.publication .btn {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 15px;
    background-color: #f4a100;
    color: #fff;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .publications-list {
        flex-direction: column;
    }

    .publication {
        margin: 0 auto;
        width: 100%;
    }
}

/* Gallery Section */
.gallery-section {
    padding: 50px 0;
    background-color: #f9f9f9;
}

.gallery-section h2 {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 20px;
}

.section-description {
    text-align: center;
    font-size: 18px;
    margin-bottom: 40px;
    color: #666;
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    aspect-ratio: 4 / 3; /* Set a consistent aspect ratio (e.g., 4:3) */
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Ensures the image covers the container while maintaining aspect ratio */
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    text-align: center;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

.gallery-item:hover .caption {
    background-color: rgba(0, 0, 0, 0.9);
}

/* Responsive */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    .gallery-item {
        height: 200px; /* Adjust height for smaller screens */
    }
}

/* Contact Section */
.contact-section, .technical-queries-section {
    padding: 2rem;
    background-color: #f8f9fa;
    margin: 2rem auto;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.contact-info, .technical-info {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.contact-info p, .technical-info p {
    margin: 0.5rem 0;
}

.contact-info address, .technical-info address {
    font-style: normal;
    line-height: 1.8;
}

.contact-info a, .technical-info a {
    color: #0056b3;
    text-decoration: none;
}

.contact-info a:hover, .technical-info a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .nav-links li {
        margin-left: 10px;
    }

    .hero-section h2 {
        font-size: 3rem;
    }

    .hero-section p {
        font-size: 1.2rem;
    }

    .contact-section form input,
    .contact-section form textarea {
        width: 100%;
    }
}

/* Footer */
footer {
    background: #283747;
    color: white;
    text-align: center;
    padding: 20px;
}