:root {
    /* Main color scheme */
    --primary-color: #3a7bd5;
    --primary-dark: #2a5b9e;
    --primary-light: #6293e1;
    --secondary-color: #00d2ff;
    --secondary-dark: #00a3c4;
    --secondary-light: #6de0ff;
    
    /* Neutral colors */
    --dark: #212529;
    --gray-dark: #343a40;
    --gray: #6c757d;
    --gray-light: #adb5bd;
    --light: #f8f9fa;
    
    /* Additional colors */
    --success: #28a745;
    --info: #17a2b8;
    --warning: #ffc107;
    --danger: #dc3545;
    
    /* Typography */
    --heading-font: 'Oswald', sans-serif;
    --body-font: 'Nunito', sans-serif;
    
    /* Spacing */
    --section-padding: 5rem 0;
    --card-padding: 1.5rem;
    
    /* Border radius */
    --border-radius-sm: 0.25rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Transitions */
    --transition-fast: all 0.2s ease-in-out;
    --transition: all 0.3s ease-in-out;
    --transition-slow: all 0.5s ease-in-out;
}

/* ---------- Base Styles ---------- */
body {
    font-family: var(--body-font);
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    position: relative;
    padding-bottom: 1rem;
}

h2:after {
    content: "";
    position: absolute;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: var(--border-radius);
}

.section-heading h2:after {
    left: 50%;
    transform: translateX(-50%);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.lead {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-weight: 300;
}

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

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

section {
    padding: 5rem 0;
}

.text-center {
    text-align: center;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.1);
    z-index: -1;
    transition: var(--transition);
}

.btn:hover::before {
    width: 100%;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--light) !important;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-outline-light {
    color: var(--light) !important;
    border-color: var(--light);
    background-color: transparent;
}

.btn-outline-light:hover {
    background-color: var(--light);
    color: var(--primary-color) !important;
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-outline-primary {
    color: var(--primary-color) !important;
    border-color: var(--primary-color);
    background-color: transparent;
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: var(--light) !important;
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ---------- Forms ---------- */
.form-control, .form-select {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--dark);
    background-color: var(--light);
    background-clip: padding-box;
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    color: var(--dark);
    background-color: var(--light);
    border-color: var(--primary-light);
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(58, 123, 213, 0.25);
}

.form-label {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* ---------- Header & Navigation ---------- */
header {
    transition: var(--transition);
    background-color: #6c757d;
}

.navbar {
    padding: 1.5rem 0;
    transition: var(--transition);
    background-color: transparent;
}

.navbar.scrolled {
    background-color: rgba(33, 37, 41, 0.95);
    padding: 0.5rem 0;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-family: var(--heading-font);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--light) !important;
    letter-spacing: 1px;
}

.navbar-nav .nav-link {
    font-weight: 600;
    padding: 0.5rem 1rem;
    color: var(--light) !important;
    position: relative;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 1rem;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: calc(100% - 2rem);
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ---------- Hero Section ---------- */
.hero-section {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--light);
    display: flex;
    align-items: center;
    min-height: 100vh;
}

.hero-section .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.5) 100%);
    z-index: 1;
}

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

.hero-section h1 {
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: fadeInUp 1s ease-out;
}

.hero-section p {
    margin-bottom: 2rem;
    max-width: 600px;
    animation: fadeInUp 1s ease-out 0.2s;
    animation-fill-mode: both;
}

.hero-buttons {
    animation: fadeInUp 1s ease-out 0.4s;
    animation-fill-mode: both;
}

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

/* ---------- Services Section ---------- */
.services-section {
    background-color: var(--light);
}

.service-card {
    transition: var(--transition);
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.card-image {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.card-image img {
    transition: var(--transition);
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.service-card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: var(--card-padding);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-content h3 {
    margin-bottom: 1rem;
    color: var(--dark);
}

/* ---------- Instructors Section ---------- */
.instructors-section {
    background-color: var(--light);
}

.instructor-card {
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.instructor-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.instructor-card .card-image {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.instructor-card .card-image img {
    transition: var(--transition);
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.instructor-card:hover .card-image img {
    transform: scale(1.05);
}

.instructor-card .card-content {
    padding: var(--card-padding);
    text-align: center;
    flex-grow: 1;
}

.instructor-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

/* ---------- Innovation Section ---------- */
.innovation-section {
    background-color: var(--light);
}

.innovation-section .img-fluid {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.innovation-section .img-fluid:hover {
    transform: scale(1.02);
}

.accordion-item {
    border: 1px solid rgba(0, 0, 0, 0.125);
    margin-bottom: 1rem;
    border-radius: var(--border-radius) !important;
    overflow: hidden;
}

.accordion-button {
    font-family: var(--heading-font);
    font-weight: 600;
    padding: 1.25rem 1.5rem;
    background-color: var(--light);
    color: var(--dark);
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: var(--light);
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--primary-light);
}

.accordion-body {
    padding: 1.5rem;
    background-color: var(--light);
}

/* ---------- Community Section ---------- */
.community-section {
    background-color: var(--light);
}

.community-card {
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.community-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.community-card .card-image {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.community-card .card-image img {
    transition: var(--transition);
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.community-card:hover .card-image img {
    transform: scale(1.05);
}

.community-card .card-content {
    padding: var(--card-padding);
    flex-grow: 1;
}

.community-card .card-content h3 {
    margin-bottom: 1rem;
    color: var(--dark);
}

/* ---------- Resources Section ---------- */
.resources-section {
    background-color: var(--light);
}

.resource-card {
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.resource-card .card-body {
    padding: var(--card-padding);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.resource-card .card-title {
    margin-bottom: 1rem;
    font-family: var(--heading-font);
    font-size: 1.25rem;
}

.resource-card .card-text {
    margin-bottom: 1.5rem;
}

.resource-card .btn {
    margin-top: auto;
}

.resource-card .card-footer {
    background-color: transparent;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: 0.75rem 1.5rem;
}

/* ---------- Partners Section ---------- */
.partners-section {
    background-color: var(--light);
}

.partner-logo {
    max-width: 180px;
    height: auto;
    margin: 0 auto;
    transition: var(--transition);
    filter: grayscale(100%);
    opacity: 0.7;
}

.partner-logo:hover {
    filter: grayscale(0);
    opacity: 1;
    transform: scale(1.05);
}

/* ---------- Insights Section ---------- */
.insights-section {
    background-color: var(--light);
}

.insight-card {
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.insight-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.insight-card .card-image {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.insight-card .card-image img {
    transition: var(--transition);
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.insight-card:hover .card-image img {
    transform: scale(1.05);
}

.insight-card .card-content {
    padding: var(--card-padding);
    flex-grow: 1;
}

.insight-card .card-content h3 {
    margin-bottom: 0.5rem;
}

.insight-card .author {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.carousel-control-prev,
.carousel-control-next {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.8;
}

.carousel-control-prev {
    left: -25px;
}

.carousel-control-next {
    right: -25px;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
}

/* ---------- Careers Section ---------- */
.careers-section {
    background-color: var(--light);
}

.career-card {
    border: none;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.career-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.career-card .card-content {
    padding: var(--card-padding);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.career-card h3 {
    margin-bottom: 0.5rem;
}

.career-card .location {
    color: var(--gray);
    margin-bottom: 1rem;
    font-style: italic;
}

.career-card p {
    margin-bottom: 1.5rem;
}

.career-card .btn {
    margin-top: auto;
    align-self: flex-start;
}

/* ---------- Contact Section ---------- */
.contact-section {
    background-color: var(--light);
}

.contact-info,
.contact-form {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    height: 100%;
}

.contact-info {
    padding: 2rem;
}

.contact-info h3 {
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.social-links a {
    margin-right: 1rem;
    color: var(--gray-dark);
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
}

.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.contact-form {
    padding: 2rem;
}

.contact-form h3 {
    margin-bottom: 1.5rem;
    color: var(--dark);
}

/* ---------- Footer ---------- */
.footer-section {
    background-color: var(--dark);
    color: var(--light);
    padding: 5rem 0 2rem;
}

.footer-section h3 {
    color: var(--light);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-section p {
    color: var(--gray-light);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-light);
    transition: var(--transition);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--light);
    padding-left: 0.5rem;
}

.social-links a {
    color: var(--gray-light);
    margin-right: 1rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-links a:hover {
    color: var(--light);
}

.newsletter-form .input-group {
    margin-top: 1rem;
    box-shadow: var(--shadow-sm);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.newsletter-form input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border: none;
    padding: 0.75rem 1rem;
}

.newsletter-form button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border: none;
    background-color: var(--primary-color);
    color: var(--light);
}

.newsletter-form button:hover {
    background-color: var(--primary-dark);
}

hr {
    margin-top: 2rem;
    margin-bottom: 2rem;
    border-color: rgba(255, 255, 255, 0.1);
}

/* ---------- Cookie Consent ---------- */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--dark);
    color: var(--light);
    padding: 1rem 0;
    box-shadow: var(--shadow);
    z-index: 9999;
    display: none;
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.cookie-content p {
    margin: 0 1rem 0 0;
}

.cookie-content .btn {
    flex-shrink: 0;
}

/* ---------- Utilities ---------- */
.bg-light {
    background-color: #f8f9fa !important;
}

.rounded {
    border-radius: var(--border-radius) !important;
}

/* ---------- Animations ---------- */
@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* ---------- Success Page ---------- */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.success-content {
    max-width: 600px;
    margin: 0 auto;
}

.success-icon {
    font-size: 5rem;
    color: var(--success);
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

/* ---------- Privacy & Terms Pages ---------- */
.privacy-page, .terms-page {
    padding-top: 100px;
}

.privacy-content, .terms-content {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

/* ---------- Media Queries ---------- */
@media (max-width: 992px) {
    .navbar-collapse {
        background-color: rgba(33, 37, 41, 0.95);
        padding: 1rem;
        border-radius: var(--border-radius);
        margin-top: 1rem;
    }
    
    .carousel-control-prev,
    .carousel-control-next {
        display: none;
    }
    
    .instructor-card .card-image img,
    .community-card .card-image img,
    .insight-card .card-image img {
        height: 250px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 4rem 0;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .contact-info,
    .contact-form {
        margin-bottom: 2rem;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-content p {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .btn-lg {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
}