/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    overflow-x: hidden;
    background: #fafafa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: white;
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 15px;
}

.nav-link:hover {
    color: #667eea;
}

.login-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    padding: 10px 24px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 95vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8f9ff 0%, #fef5ff 100%);
    color: #1a1a1a;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(118, 75, 162, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    color: #1a1a1a;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 32px;
    color: #4a5568;
    line-height: 1.7;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

.btn {
    padding: 16px 32px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
    text-align: center;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: white;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

.btn-outline {
    background: white;
    color: #667eea;
    border: 2px solid #e2e8f0;
}

.btn-outline:hover {
    border-color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.15);
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.9rem;
    color: #718096;
    margin-top: 4px;
}

.hero-image {
    text-align: center;
}

.dashboard-img {
    max-width: 100%;
    height: auto;
    border-radius: 24px;
    box-shadow: 0 25px 50px rgba(102, 126, 234, 0.2);
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.dashboard-img:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(102, 126, 234, 0.25);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: #1a1a1a;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.15rem;
    color: #718096;
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature-card {
    background: linear-gradient(135deg, #f8f9ff 0%, #fef5ff 100%);
    padding: 40px 32px;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(102, 126, 234, 0.15);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: #667eea;
    font-size: 2rem;
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.15);
}

.feature-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.feature-description {
    color: #718096;
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #fef5ff 100%);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 60px;
}

.toggle-label {
    font-weight: 500;
    color: #64748b;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #e2e8f0;
    transition: .4s;
    border-radius: 30px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

input:checked + .toggle-slider {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

input:checked + .toggle-slider:before {
    transform: translateX(30px);
}

.save-badge {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 5px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border: 2px solid rgba(102, 126, 234, 0.1);
    border-radius: 24px;
    padding: 32px 28px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    min-height: 450px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.08);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(102, 126, 234, 0.15);
}

.pricing-card.featured {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: transparent;
    transform: scale(1.05);
    color: white;
}

.pricing-card.featured .plan-name,
.pricing-card.featured .plan-description,
.pricing-card.featured .price,
.pricing-card.featured .price-period,
.pricing-card.featured .plan-features li {
    color: white;
}

.pricing-card.featured .plan-features i {
    color: white;
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.pricing-header {
    margin-bottom: 20px;
}

.plan-name {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.plan-description {
    color: #718096;
    margin-bottom: 20px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 24px;
}

.price {
    font-size: 2.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pricing-card.featured .price {
    -webkit-text-fill-color: white;
}

.price-period {
    color: #718096;
    font-size: 0.9rem;
}

.plan-features {
    list-style: none;
    margin-bottom: 28px;
    text-align: left;
    flex-grow: 1;
}

.plan-features li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: #4a5568;
}

.plan-features i {
    color: #10b981;
    width: 18px;
    font-size: 1rem;
}

.hidden {
    display: none;
}

/* About Section */
.about {
    padding: 100px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-description {
    font-size: 1.125rem;
    color: #64748b;
    margin-bottom: 40px;
    line-height: 1.6;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.about-feature {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.about-feature i {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #f8f9ff 0%, #fef5ff 100%);
    color: #667eea;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    border: 2px solid rgba(102, 126, 234, 0.2);
}

.about-feature h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: #1e293b;
}

.about-feature p {
    color: #64748b;
}

.about-image img {
    width: 100%;
    border-radius: 16px;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #fef5ff 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    width: 56px;
    height: 56px;
    background: white;
    color: #667eea;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.15);
}

.contact-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: #1e293b;
}

.contact-item p {
    color: #64748b;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.1);
}

.form-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fafafa;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.contact-form textarea {
    grid-column: 1 / -1;
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #2d2d2d;
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #2d2d2d;
    padding-top: 20px;
    text-align: center;
    color: #94a3b8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .form-group {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .pricing-toggle {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 15px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}