:root {
    --primary-green: #568223;
    --light-green: #dcedc8;
    --dark-green: #689f38;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --dark-gray: #212121;
    --medium-gray: #6c757d;
    --light-border: #e0e0e0;
    --accent-blue: #2196F3;
    --accent-orange: #FF9800;
    --accent-purple: #9C27B0;
}

/* Custom utility classes */
.rounded-10 {
    border-radius: 10px !important;
}

.rounded-15 {
    border-radius: 15px !important;
}

.rounded-20 {
    border-radius: 20px !important;
}

.rounded-top-15 {
    border-top-left-radius: 15px !important;
    border-top-right-radius: 15px !important;
}

.rounded-top-20 {
    border-top-left-radius: 20px !important;
    border-top-right-radius: 20px !important;
}

.shadow-xl {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15) !important;
}

.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-circle-lg {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-circle-xl {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--light-border);
}

/* Section decorations */
.decoration {
    position: absolute;
    z-index: -1;
    opacity: 0.1;
}

.decoration-1 {
    top: 10%;
    left: 5%;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: var(--primary-green);
    filter: blur(80px);
}

.decoration-2 {
    bottom: 10%;
    right: 5%;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: var(--dark-green);
    filter: blur(100px);
}

/* Hero section */
.resource-center-section {
    position: relative;
    overflow: hidden;
    padding: 4rem 0;
}

.section-title {
    font-weight: 800;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-gray);
}

.highlight {
    color: var(--primary-green);
    position: relative;
}

.highlight::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--light-green);
    z-index: -1;
    border-radius: 4px;
}

/* Tab navigation */
.service-nav .nav-link {
    margin-bottom: 0.5rem;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--light-border);
    color: var(--dark-gray);
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.service-nav .nav-link:hover {
    background: var(--light-green);
    border-color: var(--primary-green);
    transform: translateX(3px) scale(1.02);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.service-nav .nav-link.active:hover {
    background: rgba(86, 130, 35, 0.1) !important;
    transform: translateX(3px) scale(1.02) !important;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.service-nav .nav-link.active {
    background: transparent !important;
    color: var(--primary-green) !important;
    border-color: var(--primary-green) !important;
    font-weight: 700 !important;
}

.service-nav .nav-link i {
    width: 24px;
    text-align: center;
    margin-right: 12px;
}

/* Tab content */
.tab-content {
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: none;
    background: var(--white);
    overflow: hidden;
}

/* Card styles */
.card {
    border: none;
    border-radius: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    height: 100%;
    cursor: pointer;
}

.card.hover-shadow {
    transition: all 0.3s ease;
}

.card.hover-shadow:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.card:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.card-body {
    padding: 1.75rem;
}

.card h5 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

.card .text-muted {
    font-size: 0.95rem;
    line-height: 1.6;
}

.border-left {
    border-left: 4px solid var(--primary-green) !important;
}

.border-left-wide {
    border-left-width: 4px !important;
}

.featured-research-card {
    background-color: var(--primary-green);
    color: var(--white);
}

.featured-research-btn {
    background-color: var(--white);
    color: var(--primary-green);
    border: 1px solid var(--primary-green);
    transition: all 0.3s ease;
    cursor: pointer;
}

.featured-research-btn:hover {
    /* background-color: var(--primary-green); */
    color: var(--white);
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(86, 130, 35, 0.25);
}

/* Button styles */
.btn {
    border-radius: 12px;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-outline-success {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.btn-outline-success:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(86, 130, 35, 0.25);
}

.btn-primary {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn-primary:hover {
    background: #0b7dda;
    border-color: #0b7dda;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.25);
}

.btn-info {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn-info:hover {
    background: #0b7dda;
    border-color: #0b7dda;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.25);
}

.btn-warning {
    background: var(--accent-orange);
    border-color: var(--accent-orange);
}

.btn-warning:hover {
    background: #e68a00;
    border-color: #e68a00;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.25);
}

.btn-danger {
    background: #f44336;
    border-color: #f44336;
}

.btn-danger:hover {
    background: #d32f2f;
    border-color: #d32f2f;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(244, 67, 54, 0.25);
}

.btn-success {
    background: var(--primary-green);
    border-color: var(--primary-green);
}

.btn-success:hover {
    background: var(--dark-green);
    border-color: var(--dark-green);
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 12px rgba(86, 130, 35, 0.25);
}

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

.rounded-lg {
    border-radius: 15px !important;
}

.btn-green {
    font-weight: 700;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    border: none;
    padding: 15px 30px;
    border-radius: 15px;
    cursor: pointer;
}

.btn-green:hover {
    box-shadow: 0 8px 20px rgba(86, 130, 35, 0.35);
    transform: translateY(-2px) scale(1.03);
    background: linear-gradient(135deg, var(--dark-green), var(--primary-green));
    cursor: pointer;
}

.btn-green:active {
    transform: translateY(0);
    box-shadow: 0 5px 15px rgba(86, 130, 35, 0.3);
}

.btn-green:focus {
    box-shadow: 0 0 0 0.25rem rgba(86, 130, 35, 0.25);
}

/* CTA Modal Styles */
.modal-content {
    border-radius: 20px;
    border: none;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.modal-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(135deg, var(--primary-green), #8bc34a);
    opacity: 0.95;
    z-index: 0;
}

.modal-header .btn-close {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    opacity: 1;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
}

.modal-header .btn-close:before {
    content: "×";
    font-size: 28px;
    font-weight: normal;
    color: white;
    position: relative;
    top: -4px;
    left: 1px;
}

.modal-header .btn-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.modal-title {
    font-weight: 800;
    /* color: var(--dark-gray); */
    font-size: 2rem;
    letter-spacing: -0.5px;
}

.modal-body label {
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.form-label {
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.form-control {
    border-radius: 12px;
    border: 2px solid var(--light-border);
    padding: 16px 20px;
    transition: all 0.3s ease;
    background-color: #fafafa;
    font-size: 1rem;
    height: calc(3.5rem + 4px);
    cursor: pointer;
}

.form-control:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 0.25rem rgba(86, 130, 35, 0.15);
    background-color: var(--white);
}

.form-control-lg {
    padding: 18px 22px;
    font-size: 1.1rem;
    height: calc(4rem + 4px);
}

.form-floating > .form-control {
    padding: 25px 22px 10px 22px;
}

.form-floating > .form-control:focus, 
.form-floating > .form-control:not(:placeholder-shown) {
    padding-top: 30px;
    padding-bottom: 10px;
}

.form-floating > .form-label {
    padding: 25px 22px 10px 22px;
    margin-bottom: 0;
    font-size: 1rem;
    color: var(--medium-gray);
    transition: all 0.2s ease;
}

.form-floating > .form-control:focus ~ .form-label,
.form-floating > .form-control:not(:placeholder-shown) ~ .form-label {
    padding: 10px 22px;
    font-size: 0.85rem;
    color: var(--primary-green);
    font-weight: 600;
}

/* Animation for modal */
.modal-content {
    animation: modalSlideIn 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .service-nav {
        flex-direction: row !important;
        overflow-x: auto;
        margin-bottom: 2rem;
    }
    
    .service-nav .nav-link {
        flex: 0 0 auto;
        margin-right: 0.5rem;
        margin-bottom: 0;
        white-space: nowrap;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 767.98px) {
    .resource-center-section {
        padding: 2rem 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .modal-body {
        padding: 2rem 1.5rem !important;
    }
    
    .modal-title {
        font-size: 1.75rem;
    }
    
    .form-control-lg {
        padding: 15px 18px;
        font-size: 1rem;
        height: calc(3.5rem + 4px);
    }
    
    .form-floating > .form-control {
        padding: 22px 18px 8px 18px;
    }
    
    .form-floating > .form-label {
        padding: 22px 18px 8px 18px;
        font-size: 0.95rem;
    }
    
    .form-floating > .form-control:focus ~ .form-label,
    .form-floating > .form-control:not(:placeholder-shown) ~ .form-label {
        padding: 8px 18px;
        font-size: 0.8rem;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .btn-green {
        padding: 12px 20px;
    }
}