:root {
    --primary-color: #2563eb;
    --secondary-color: #f97316;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #334155;
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--dark-color);
}

.text-primary {
    color: var(--primary-color) !important;
}

/* Buttons */
.btn-primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.btn-outline-primary {
    border-color: var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
}

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

/* Navbar */
.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    font-weight: 500;
    color: #64748b;
    transition: color 0.3s;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Feature Cards */
.feature-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), #60a5fa);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

/* Package Cards */
.package-card {
    background: white;
    border-radius: 1rem;
    padding: 2.5rem;
    border: 2px solid #e2e8f0;
    transition: all 0.3s;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.package-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.package-card.popular {
    border-color: var(--secondary-color);
    position: relative;
}

.package-card.popular::before {
    content: 'Most Popular';
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.package-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin: 1rem 0;
}

.package-features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
    flex-grow: 1;
}

.package-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.package-features li:last-child {
    border-bottom: none;
}

.package-features i {
    color: #10b981;
    margin-right: 0.5rem;
}

/* Visa Cards */
.visa-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    transition: all 0.3s;
}

.visa-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.visa-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), #60a5fa);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    margin-bottom: 1rem;
}

/* Form Styles */
.form-control, .form-select {
    padding: 0.875rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Badges */
.badge {
    padding: 0.5rem 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    font-size: 1.125rem;
    color: #64748b;
    text-align: center;
    margin-bottom: 3rem;
}

/* Stats */
.stat-box {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), #60a5fa);
    color: white;
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .package-price {
        font-size: 2.5rem;
    }
}

/* Loading Spinner */
.spinner {
    border: 3px solid rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}