:root {
    --primary-color: #006bb7;
    --secondary-color: #1b6ec2;
    --accent-color: #00d4ff;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --dark-color: #1a1a1a;
    --light-color: #f8f9fa;
}

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

body {
    font-family: 'Roboto', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #333;
    background-color: #fff;
}

/* Hide Blazor error UI on landing page */
.landing-page #blazor-error-ui {
    display: none !important;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 107, 183, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 107, 183, 0.5);
}

.scroll-to-top:active {
    transform: translateY(-3px);
}

/* Navigation Bar */
.landing-navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 0.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-brand {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-brand:hover {
    color: var(--accent-color);
}

.nav-logo {
    height: 100px;
    width: auto;
    max-width: 110px;
}

.nav-title {
    display: none;
    font-size: 1.3rem;
    font-weight: 700;
    margin-left: 0.75rem;
    white-space: nowrap;
}

.navbar-hamburger {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
    z-index: 1001;
}

.navbar-hamburger:hover {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--accent-color);
}

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

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

.login-btn {
    background-color: var(--accent-color);
    color: var(--dark-color);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.login-btn:hover {
    background-color: #00a8cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 100px 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #00a8cc;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--primary-color);
}

/* Features Section */
.features {
    padding: 80px 2rem;
    background-color: var(--light-color);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Benefits Section */
.benefits {
    padding: 80px 2rem;
    background-color: white;
}

.benefits-container {
    max-width: 1200px;
    margin: 0 auto;
}

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

.benefit-item {
    display: flex;
    gap: 1.5rem;
}

.benefit-icon {
    font-size: 2rem;
    color: var(--success-color);
    flex-shrink: 0;
}

.benefit-content h4 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.benefit-content p {
    color: #666;
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 80px 2rem;
    background-color: var(--light-color);
}

.pricing-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(0, 107, 183, 0.15);
    transform: translateY(-5px);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'POPULAR';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
    color: var(--dark-color);
    padding: 0.25rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.875rem;
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.pricing-period {
    color: #999;
    margin-bottom: 1.5rem;
}

.pricing-card.featured .pricing-period {
    color: rgba(255, 255, 255, 0.8);
}

.pricing-features {
    text-align: left;
    margin-bottom: 2rem;
}

.pricing-features li {
    list-style: none;
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

.pricing-card.featured .pricing-features li {
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-features li::before {
    content: '? ';
    color: var(--success-color);
    font-weight: 700;
    margin-right: 0.5rem;
}

.pricing-card.featured .pricing-features li::before {
    color: var(--accent-color);
}

/* How It Works Section */
.how-it-works {
    padding: 80px 2rem;
    background-color: white;
}

.steps-container {
    max-width: 1200px;
    margin: 0 auto;
}

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

.step-card {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.step-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.step-card p {
    color: #666;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
}

.testimonials .section-title {
    color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.testimonial-quote {
    margin-bottom: 1.5rem;
    font-style: italic;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 600;
}

.testimonial-role {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* CTA Section */
.cta-section {
    padding: 80px 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-title {
        display: block;
        font-size: 1.2rem;
    }

    .nav-logo {
        height: 90px;
        max-width: 100px;
    }

    .navbar-hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        padding: 0;
        background: rgba(255, 255, 255, 0.15);
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 6px;
        transition: all 0.3s ease;
        font-size: 1.1rem;
        flex-shrink: 0;
        z-index: 1001;
    }

    .navbar-hamburger:hover {
        background: rgba(255, 255, 255, 0.25);
        border-color: rgba(255, 255, 255, 0.5);
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
        flex-direction: column;
        gap: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease;
        margin-top: 0;
        list-style: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        z-index: 999;
    }

    .nav-links.active {
        max-height: 350px;
        padding: 1rem 0;
    }

    .navbar-hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        padding: 0;
        background: rgba(255, 255, 255, 0.15);
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 6px;
        transition: all 0.3s ease;
        font-size: 1.1rem;
        flex-shrink: 0;
        z-index: 1001;
    }

    .navbar-hamburger:hover {
        background: rgba(255, 255, 255, 0.25);
        border-color: rgba(255, 255, 255, 0.5);
    }

    .nav-links li {
        padding: 0;
        margin: 0;
    }

    .nav-links a {
        display: block;
        padding: 1rem 2rem;
        color: white;
        font-size: 0.95rem;
        transition: background 0.2s ease;
    }

    .nav-links a:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--accent-color);
    }

    .nav-links a::after {
        display: none;
    }

    .login-btn {
        background-color: var(--accent-color);
        color: var(--dark-color);
        padding: 0.75rem 1.5rem;
        border-radius: 50px;
        font-weight: 600;
        margin: 0.5rem 2rem 0;
        display: block;
    }

    .login-btn:hover {
        background-color: #00a8cc;
    }

    .hero {
        padding: 60px 2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .section-title {
        font-size: 2rem;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .cta-section h2 {
        font-size: 1.75rem;
    }
}

@media (min-width: 769px) {
    .nav-title {
        display: inline;
    }
}

@media (max-width: 480px) {
    .landing-navbar {
        padding: 1rem;
    }

    .nav-container {
        justify-content: space-between;
        position: relative;
        display: flex;
        align-items: center;
    }

    .nav-brand {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        flex: 1;
    }

    .nav-logo {
        height: 80px;
        max-width: 90px;
    }

    .nav-title {
        display: block;
        font-size: 1.1rem;
        font-weight: 700;
        color: white;
        text-decoration: none;
        white-space: nowrap;
    }

    .navbar-hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        padding: 0;
        background: rgba(255, 255, 255, 0.15);
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 6px;
        transition: all 0.3s ease;
        font-size: 1rem;
        flex-shrink: 0;
    }

    .navbar-hamburger:hover {
        background: rgba(255, 255, 255, 0.25);
        border-color: rgba(255, 255, 255, 0.5);
    }

    .navbar-hamburger:active {
        background: rgba(255, 255, 255, 0.2);
        transform: scale(0.95);
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
        flex-direction: column;
        gap: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease;
        margin: 0;
        list-style: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        z-index: 999;
    }

    .nav-links.active {
        max-height: 300px;
        padding: 1rem 0;
    }

    .nav-links li {
        padding: 0;
        margin: 0;
    }

    .nav-links a {
        display: block;
        padding: 1rem 1.5rem;
        color: white;
        font-size: 0.95rem;
        text-decoration: none;
        transition: background 0.2s ease;
    }

    .nav-links a:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--accent-color);
    }

    .nav-links a::after {
        display: none;
    }

    .login-btn {
        background-color: var(--accent-color);
        color: var(--dark-color);
        padding: 0.75rem 1.5rem;
        border-radius: 50px;
        font-weight: 600;
        margin: 0.5rem 1.5rem;
        display: block;
    }

    .login-btn:hover {
        background-color: #00a8cc;
    }

    .hero {
        padding: 40px 1rem;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .features, .benefits, .pricing, .how-it-works, .testimonials, .cta-section {
        padding: 40px 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}