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

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #1e293b;
    --success: #10b981;
    --warning: #f59e0b;
    --info: #3b82f6;
    --purple: #8b5cf6;
    --pink: #ec4899;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --border: #e2e8f0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s;
}

.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo-text {
    color: var(--text-dark);
}

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

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

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

.btn-nav {
    background: var(--primary);
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-nav:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    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: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 0.3rem;
}

/* Dashboard Mockup */
.dashboard-mockup {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s;
}

.dashboard-mockup:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.mockup-header {
    background: var(--primary);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mockup-dots {
    display: flex;
    gap: 8px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.mockup-title {
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.mockup-content {
    padding: 2rem;
}

.mockup-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    padding: 1.5rem;
    border-radius: 12px;
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    align-items: center;
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-label {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0.3rem;
}

.card-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
}

.mockup-chart {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    height: 100px;
    margin-top: 1.5rem;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, var(--primary), var(--purple));
    border-radius: 8px 8px 0 0;
    animation: growBar 1s ease-out;
}

@keyframes growBar {
    from { height: 0; }
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    border: 2px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Premium Features */
.premium-features {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 4rem 3rem;
    border-radius: 20px;
    position: relative;
}

.premium-header {
    text-align: center;
    margin-bottom: 3rem;
}

.premium-badge-large {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.premium-title-main {
    color: white;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.premium-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.premium-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.premium-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    transition: all 0.3s;
}

.premium-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.premium-card-highlighted {
    border: 3px solid #fbbf24;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.premium-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.premium-card-content h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.premium-card-content p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.95rem;
}

.premium-badge-corner {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #667eea;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.premium-badge-highlighted {
    background: #fbbf24;
    color: #1e293b;
}

.premium-cta {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.premium-cta-text {
    color: white;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1.2rem;
}

.btn-premium-cta {
    display: inline-block;
    background: white;
    color: #667eea;
    padding: 0.9rem 2.5rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-premium-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Pricing Section */
.pricing {
    background: var(--bg-light);
}

.pricing-toggle {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.toggle-btn {
    padding: 0.8rem 2rem;
    border: 2px solid var(--border);
    background: white;
    border-radius: 10px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s;
}

.toggle-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    border: 2px solid var(--border);
    transition: all 0.3s;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 20px 50px rgba(102, 126, 234, 0.2);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.85rem;
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.plan-price {
    margin-bottom: 1rem;
}

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

.period {
    font-size: 1rem;
    color: var(--text-light);
}

.plan-description {
    color: var(--text-light);
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border);
}

.plan-features {
    list-style: none;
    margin-bottom: 2rem;
}

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.plan-features li svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.btn-plan {
    width: 100%;
    display: block;
    text-align: center;
    padding: 1rem;
    background: var(--primary);
    color: white;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-plan:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.pricing-card.featured .btn-plan {
    background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
}

.pricing-note {
    text-align: center;
    margin-top: 3rem;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    border-left: 4px solid var(--primary);
}

/* About Section */
.about {
    background: white;
}

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

.about-text p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.stats-box {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    padding: 3rem;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    display: flex;
    gap: 1.5rem;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-content .stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
}

.stat-content .stat-label {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Contact Section */
.contact {
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item h4 {
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--text-light);
}

.contact-form {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    border: 2px solid var(--border);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-full {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand .logo-text {
    color: white;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

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

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .features-grid,
    .premium-grid,
    .premium-grid-enhanced,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .premium-card-highlighted {
        transform: scale(1);
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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