:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-bg: #0f0f23;
    --card-bg: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #b4b4c8;
    --border-color: rgba(102, 126, 234, 0.1);
    --shadow-primary: rgba(102, 126, 234, 0.2);
    --shadow-hover: rgba(102, 126, 234, 0.4);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Touch device enhancements */
.touch-device .card,
.touch-device .feature-card,
.touch-device .pricing-card,
.touch-device .testimonial-card {
    transition: all 0.2s ease;
}

.touch-device .card.touch-hover,
.touch-device .feature-card.touch-hover,
.touch-device .pricing-card.touch-hover,
.touch-device .testimonial-card.touch-hover {
    transform: translateY(-5px);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 15px 30px var(--shadow-primary);
}

/* Common Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary); /* Ensure headings are always white */
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); /* Add subtle text shadow for better visibility */
}

h1 { font-size: 3.5rem; }
h2 { font-size: 3rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Common Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary); /* Ensure section titles are visible */
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); /* Add text shadow for better contrast */
}

.section-title p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Common Cards */
.card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
    height: 100%;
}

.card:hover {
    transform: translateY(-10px);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 20px 40px var(--shadow-primary);
}

.card-featured {
    border: 2px solid #667eea;
    position: relative;
}

.card-featured::before {
    content: 'Featured';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-gradient);
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Common Buttons */
.btn-primary-custom {
    background: var(--primary-gradient);
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    border-radius: 50px;
    color: #fff;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px var(--shadow-primary);
    text-decoration: none;
    display: inline-block;
    cursor: pointer;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px var(--shadow-hover);
    color: #fff;
    text-decoration: none;
}

.btn-secondary-custom {
    background: transparent;
    border: 2px solid #667eea;
    padding: 13px 40px;
    font-size: 1.1rem;
    border-radius: 50px;
    color: #fff;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    cursor: pointer;
}

.btn-secondary-custom:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-3px);
    color: #fff;
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--text-secondary);
    color: var(--text-secondary);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    cursor: pointer;
}

.btn-outline:hover {
    background: var(--text-secondary);
    color: var(--dark-bg);
    text-decoration: none;
}

/* Common Icons */
.icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2rem;
    transition: all 0.3s ease;
}

.card:hover .icon {
    transform: scale(1.1) rotate(5deg);
}

/* Common Gradients */
.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-bg {
    background: var(--primary-gradient);
}

/* Common Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-30px); }
}

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

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

/* Common Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

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

/* Common Lists */
.feature-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.feature-list li {
    padding: 0.8rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
}

.feature-list li i {
    color: #667eea;
    margin-right: 10px;
    width: 20px;
}

/* Common Grid */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

/* Common Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }
.p-5 { padding: 3rem; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.align-center { align-items: center; }
.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }

/* Navbar Styles */
.navbar {
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 5px 30px rgba(102, 126, 234, 0.3);
}

.navbar-brand {
    font-size: 1.8rem;
    font-weight: bold;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: #fff !important;
    margin: 0 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active::after {
    width: 100%;
}

/* Footer Styles */
.footer {
    padding: 50px 0 30px;
    background: #0a0a15;
    border-top: 1px solid var(--border-color);
}

.footer h5 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

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

.footer ul li {
    margin-bottom: 0.8rem;
}

.footer ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer ul li a:hover {
    color: #667eea;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    color: #fff;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-gradient);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 992px) {
    .navbar-nav .nav-item {
        margin: 0.5rem 0;
    }
    
    .navbar-nav .nav-link {
        margin: 0.5rem 0;
        padding: 0.5rem 1rem;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .section {
        padding: 80px 0;
    }
    
    .section-title h2 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .section { padding: 60px 0; }
    
    .section-title {
        margin-bottom: 2rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .btn-secondary-custom {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .card {
        margin-bottom: 2rem;
    }
    
    .navbar-collapse {
        background: rgba(15, 15, 35, 0.95);
        border-radius: 10px;
        padding: 1rem;
        margin-top: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .pricing-card .price {
        font-size: 2.5rem;
    }
    
    .footer .row > div {
        margin-bottom: 2rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    
    .btn-primary-custom,
    .btn-secondary-custom {
        padding: 12px 25px;
        font-size: 1rem;
    }
    
    .hero {
        padding: 80px 0 40px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-title {
        margin-bottom: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .pricing-card .price {
        font-size: 2rem;
    }
    
    .testimonial-author {
        flex-direction: column;
        text-align: center;
    }
    
    .author-avatar {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.6rem; }
    
    .btn-primary-custom,
    .btn-secondary-custom {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .pricing-card .price {
        font-size: 1.8rem;
    }
    
    .step-card {
        padding-left: 60px;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}