/* style.css */

/* CSS Variables for Triadic Color Scheme */
:root {
    /* Primary Colors */
    --color-primary: #1E90FF; /* Dodger Blue */
    --color-secondary: #FF6347; /* Tomato */
    --color-accent: #32CD32; /* Lime Green */

    /* Darker Shades for Hover Effects */
    --color-primary-dark: #1C86EE;
    --color-secondary-dark: #EE5C42;
    --color-accent-dark: #2EB82E;

    /* Gradient Backgrounds */
    --gradient-hero: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
    --gradient-background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-accent));

    /* Text Colors */
    --text-light: #FFFFFF;
    --text-dark: #333333;

    /* Background Colors */
    --bg-light: #f8f9fa;
    --bg-dark: #343a40;

    /* Box Shadows for 3D Effects */
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 8px 12px rgba(0, 0, 0, 0.2);

    /* Transition Durations */
    --transition-speed: 0.3s;

    /* Z-Index Layers */
    --z-cookie: 9999;
    --z-modal: 1050;
}

/* Global Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: 'Source Sans Pro', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    margin: 0;
    padding: 0;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 1rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-speed), transform var(--transition-speed);
}

a:hover {
    color: var(--color-primary-dark);
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--color-primary);
    border: none;
    transition: background-color var(--transition-speed), transform var(--transition-speed), box-shadow var(--transition-speed);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.btn-secondary {
    background-color: var(--color-secondary);
    border: none;
    transition: background-color var(--transition-speed), transform var(--transition-speed), box-shadow var(--transition-speed);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.btn-success {
    background-color: var(--color-accent);
    border: none;
    transition: background-color var(--transition-speed), transform var(--transition-speed), box-shadow var(--transition-speed);
}

.btn-success:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Hero Section */
#hero {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    position: relative;
    color: var(--text-light);
    text-align: center;
    overflow: hidden;
}

#hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

#hero .container {
    position: relative;
    z-index: 2;
}

#hero h1 {
    font-size: 3rem;
    transform: translateZ(0) scale(1);
    transition: transform 0.5s;
}

#hero h1:hover {
    transform: translateZ(50px) scale(1.05);
}

#hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* Mission Section */
#mission {
    background-color: var(--bg-light);
    padding: 4rem 0;
    text-align: center;
}

#mission h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

#mission p {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Projects Section */
#projects {
    padding: 4rem 0;
    background-color: var(--bg-light);
}

#projects h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

.accordion-item {
    border: none;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.accordion-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.accordion-button {
    background-color: var(--color-primary);
    color: var(--text-light);
    font-family: 'Playfair Display', serif;
    font-size: 1.25rem;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

.accordion-button:hover {
    background-color: var(--color-primary-dark);
    transform: rotateY(5deg);
}

.accordion-body {
    background-color: #fff;
    color: var(--text-dark);
    font-family: 'Source Sans Pro', sans-serif;
}

/* Research Section */
#research {
    padding: 4rem 0;
    background-color: var(--bg-light);
}

#research h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item h5 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary-dark);
}

.timeline-item p {
    margin: 0;
    padding-left: 1.5rem;
    line-height: 1.6;
    font-size: 1rem;
}

/* Gallery Section */
#gallery {
    padding: 4rem 0;
}

#gallery h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

#gallery .row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

#gallery img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    box-shadow: var(--shadow-light);
}

#gallery img:hover {
    transform: scale(1.05) rotateY(5deg);
    box-shadow: var(--shadow-heavy);
}

/* External Resources Section */
#external-resources {
    padding: 4rem 0;
    background-color: var(--bg-light);
}

#external-resources h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

#external-resources .list-group-item {
    background-color: #fff;
    border: none;
    border-radius: 10px;
    margin-bottom: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

#external-resources .list-group-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

#external-resources a {
    font-weight: 600;
    color: var(--color-secondary);
    transition: color var(--transition-speed);
}

#external-resources a:hover {
    color: var(--color-secondary-dark);
}

/* Contact Section */
#contact {
    padding: 4rem 0;
}

#contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

#contactForm {
    max-width: 700px;
    margin: 0 auto;
    background-color: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    transition: box-shadow var(--transition-speed);
}

#contactForm:hover {
    box-shadow: var(--shadow-heavy);
}

#contactForm .form-label {
    font-weight: 600;
}

#contactForm .form-control {
    border: 1px solid #ced4da;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

#contactForm .form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 5px rgba(30, 144, 255, 0.5);
}

#contactForm .btn {
    background-color: var(--color-primary);
    color: var(--text-light);
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

#contactForm .btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Footer */
footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 2rem 0;
}

footer h5 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

footer ul {
    list-style: none;
    padding: 0;
}

footer ul li {
    margin-bottom: 0.5rem;
}

footer ul li a {
    color: var(--text-light);
    transition: color var(--transition-speed);
}

footer ul li a:hover {
    color: var(--color-primary);
}

footer .social-links a {
    margin-right: 1rem;
    font-size: 1.25rem;
    color: var(--text-light);
    transition: color var(--transition-speed), transform var(--transition-speed);
}

footer .social-links a:hover {
    color: var(--color-secondary);
    transform: scale(1.2);
}

footer .footer-bottom {
    margin-top: 2rem;
    font-size: 0.9rem;
}

/* Cookie Consent Popup */
#cookiePopup {
    display: none;
    position: fixed;
    bottom: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 15px;
    text-align: center;
    z-index: var(--z-cookie);
    font-family: 'Source Sans Pro', sans-serif;
}

#cookiePopup button {
    background: var(--color-accent);
    border: none;
    padding: 10px 20px;
    color: #fff;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 10px;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

#cookiePopup button:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
}

/* Success Page */
body.success {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: var(--bg-light);
}

.success .text-center {
    max-width: 600px;
    padding: 2rem;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: var(--shadow-heavy);
    text-align: center;
}

.success h1 {
    font-size: 3rem;
    color: var(--color-primary-dark);
    margin-bottom: 1rem;
}

.success p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.success .btn {
    background-color: var(--color-primary);
    color: var(--text-light);
}

.success .btn:hover {
    background-color: var(--color-primary-dark);
}

/* Privacy and Terms Pages */
.privacy,
.terms {
    padding-top: 100px;
    padding-bottom: 2rem;
    max-width: 800px;
    margin: 0 auto;
    font-family: 'Source Sans Pro', sans-serif;
    line-height: 1.6;
}

.privacy h1,
.terms h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.privacy p,
.terms p {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

.mt-4 {
    margin-top: 1.5rem !important;
}

.mb-3 a {
    font-weight: bold;
}

/* Read More Links */
.read-more {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 600;
    color: var(--color-secondary);
    transition: color var(--transition-speed), transform var(--transition-speed);
}

.read-more:hover {
    color: var(--color-secondary-dark);
    text-decoration: underline;
    transform: translateX(5px);
}

/* Image Styles */
img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

/* 3D Effects */
.card-3d {
    perspective: 1000px;
    transition: transform var(--transition-speed);
}

.card-3d:hover {
    transform: rotateY(10deg) rotateX(5deg);
}

.card-3d img {
    transition: transform var(--transition-speed);
}

.card-3d:hover img {
    transform: scale(1.05);
}

/* Form Styles */
form label {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

form input,
form textarea {
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

form input:focus,
form textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 5px rgba(30, 144, 255, 0.5);
}

/* Responsive Grid for Columns */
@media (min-width: 768px) {
    .is-two-thirds {
        flex: 0 0 66.666667%;
        max-width: 66.666667%;
    }
}

@media (max-width: 767.98px) {
    /* Adjustments for mobile */
    #hero h1 {
        font-size: 2.5rem;
    }

    #hero p {
        font-size: 1rem;
    }

    .timeline {
        padding-left: 20px;
    }

    .timeline::before {
        left: 10px;
    }

    .timeline-item::before {
        left: -6px;
    }

    footer .social-links a {
        font-size: 1rem;
        margin-right: 0.5rem;
    }
}

/* Animation Enhancements */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 1s ease forwards;
}

@keyframes rotateIn {
    from {
        transform: rotateY(-90deg);
        opacity: 0;
    }
    to {
        transform: rotateY(0deg);
        opacity: 1;
    }
}

.rotate-in {
    animation: rotateIn 0.8s ease forwards;
}

/* Flex and Grid Utilities */
.d-flex {
    display: flex !important;
}

.justify-content-center {
    justify-content: center !important;
}

.align-items-center {
    align-items: center !important;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

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

/* Ensuring High Contrast */
section, footer, header {
    color: var(--text-dark);
}

section.bg-dark, footer.bg-dark {
    color: var(--text-light);
}

section.bg-dark a, footer.bg-dark a {
    color: var(--text-light);
}

section.bg-dark a:hover, footer.bg-dark a:hover {
    color: var(--color-primary);
}
.navbar-toggler{
    display: none;
}