:root {
    --primary-color: #368eff;
    --secondary-color: #3f37c9;
    --accent-color: #4895ef;
    --dark-color: #1e1e1e;
    --light-color: #f8f9fa;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--dark-color);
    padding-top: 76px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: calc(85vh - 76px);
    padding: 4rem 0;
}

.hero .display-4 {
    font-size: calc(2rem + 2vw);
    line-height: 1.2;
}

.hero .lead {
    font-size: calc(1rem + 0.5vw);
    margin-bottom: 2rem;
}

.hero .btn-group {
    margin-top: 1rem;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #0b327d;
    border-color: #0b327d;
}

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

.btn-outline-primary:hover {
    background-color: #0b327d;
    border-color: #0b327d;
}

/* Navbar */
.navbar {
    transition: all 0.3s ease;
}

.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero {
        text-align: center;
    }
    
    .hero .btn-group {
        justify-content: center;
    }
}

/* Timeline styles */
.timeline {
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 100%;
    background: var(--primary-color);
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.2;
}

.timeline-item {
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

@media (max-width: 991.98px) {
    .timeline::before {
        left: 0;
    }
    
    .timeline-item::before {
        left: 0;
    }
    
    .timeline-item .col-lg-6 {
        margin-left: 2rem;
    }
    
    .timeline-item .offset-lg-6 {
        margin-left: 2rem;
    }
}

/* Card hover effects */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 1rem 3rem rgba(0,0,0,.175)!important;
}

/* Custom button styles */
.btn {
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(54, 142, 255, 0.15);
}

/* Section spacing */
section {
    padding: 5rem 0;
}

/* Additional responsive adjustments */
@media (max-width: 768px) {
    h1.display-4 {
        font-size: 2.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .btn-group-lg > .btn, .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* Contact Form Styles */
.form-control {
    padding: 0.75rem 1rem;
    border: 1px solid #e9ecef;
    border-radius: 0.5rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.15);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

textarea.form-control {
    min-height: 120px;
}

/* Footer Styles */
footer {
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.1), transparent);
}

footer a:hover {
    color: var(--primary-color) !important;
}

footer .social-links a {
    transition: all 0.3s ease;
}

footer .social-links a:hover {
    transform: translateY(-3px);
}

/* Accordion Styles */
.accordion-item {
    background-color: transparent;
    border-radius: 0.5rem !important;
    overflow: hidden;
}

.accordion-button {
    padding: 1.25rem;
    background-color: #fff;
    font-weight: 500;
    border-radius: 0.5rem !important;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-color);
    background-color: rgba(67, 97, 238, 0.05);
}

.accordion-button:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.15);
}

.accordion-body {
    padding: 1.25rem;
    background-color: #fff;
}

/* Alert Styles */
.alert {
    border-radius: 0.5rem;
    border: none;
}

.alert-light {
    background-color: #f8f9fa;
    color: #1e1e1e;
}

/* Additional Responsive Styles */
@media (max-width: 768px) {
    .social-links {
        justify-content: center;
    }
    
    footer {
        text-align: center;
    }
    
    footer .col-lg-2,
    footer .col-lg-3,
    footer .col-lg-4 {
        margin-bottom: 2rem;
    }
}

/* Testimonials Styles */
.testimonial-card {
    position: relative;
    padding: 2rem;
    margin-top: 3rem;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid #fff;
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.1);
}

.testimonial-quote {
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.1;
    position: absolute;
    top: 1rem;
    left: 1rem;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.testimonial-position {
    font-size: 0.875rem;
    color: #6c757d;
}

/* International Telephone Input Styles */
.iti {
    width: 100%;
}

.iti__flag {
    background-image: url("https://cdnjs.cloudflare.com/ajax/libs/intl-tel-input/17.0.13/img/flags.png");
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .iti__flag {
        background-image: url("https://cdnjs.cloudflare.com/ajax/libs/intl-tel-input/17.0.13/img/flags@2x.png");
    }
}

.iti__selected-flag {
    background-color: rgba(0, 0, 0, 0.02);
}

.iti__country-list {
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

/* Form validation styles */
.form-control.was-validated:invalid {
    border-color: #dc3545;
}

.form-control.was-validated:invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-control.was-validated:valid {
    border-color: #198754;
}

.form-control.was-validated:valid:focus {
    border-color: #198754;
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
}

/* Remove default invalid styles */
.form-control:invalid {
    border-color: #e9ecef;
    box-shadow: none;
}

.form-control:invalid:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.15);
}